Marked as 0.2.9

33 files changed, 2972 insertions, 242 deletions

diff --git a/README.md b/README.md
index 8accba9f..6762b28a 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,26 @@
-HackMD 0.2.8
+HackMD 0.2.9
 ===
 
-This is a realtime collaborative markdown notes on all platforms.  
-But still in early stage, feel free to fork or contribute to it.  
+HackMD is a realtime collaborative markdown notes on all platforms.  
+Inspired by Hackpad, but more focusing on speed and flexibility.  
+Still in early stage, feel free to fork or contribute to this.  
 
-Thanks for your using!
+Thanks for your using! :smile:
 
+Dependency
+---
+- PostgreSQL 9.3.6 or 9.4.1
+- MongoDB 3.0.2
+
+Import db schema
+---
+The notes are store in PostgreSQL, the schema is in the `hackmd_schema.sql`  
+To import the sql file in PostgreSQL, type `psql -i hackmd_schema.sql`
+
+The users, temps and sessions are store in MongoDB, which don't need schema, so just make sure you have the correct connection string.  
+
+Config
+---
 There are some config you need to change in below files
 ```
 ./run.sh
@@ -13,13 +28,25 @@ There are some config you need to change in below files
 ./public/js/common.js
 ```
 
-You can use SSL to encrypt your site by passing certificate path in the `config.js` and set `usessl=true`.
-
-And there is a script called `run.sh`, it's for someone like me to run the server via npm package `forever`, and can passing environment variable to the server, like heroku does.
+The script `run.sh`, it's for someone like me to run the server via npm package `forever`, and can passing environment variable to the server, like heroku does.
 
 To install `forever`, just type `npm install forever -g`
 
-The notes are store in PostgreSQL, and I provided the schema in the `hackmd_schema.sql`.  
-The users and sessions are store in mongoDB, which don't need schema, so just connect it directly.  
+You can use SSL to encrypt your site by passing certificate path in the `config.js` and set `usessl=true`
+
+Run a server
+---
+To run the server, type `bash run.sh`  
+Log will be at `~/.forever/hackmd.log`
+
+Stop a server
+---
+To stop the server, simply type `forever stop hackmd`
+
+Backup db
+---
+To backup the db, type `bash backup.sh`  
+Backup files will be at `./backups/`
+
 
 **License under MIT.**
\ No newline at end of file
diff --git a/app.js b/app.js
index d3984882..c5286974 100644
--- a/app.js
+++ b/app.js
@@ -5,6 +5,7 @@ var toobusy = require('toobusy-js');
 var ejs = require('ejs');
 var passport = require('passport');
 var methodOverride = require('method-override');
+var cookieParser = require('cookie-parser');
 var bodyParser = require('body-parser');
 var mongoose = require('mongoose');
 var compression = require('compression')
@@ -14,9 +15,12 @@ var fs = require('fs');
 var shortid = require('shortid');
 var imgur = require('imgur');
 var formidable = require('formidable');
+var morgan = require('morgan');
+var passportSocketIo = require("passport.socketio");
 
 //core
 var config = require("./config.js");
+var logger = require("./lib/logger.js");
 var User = require("./lib/user.js");
 var Temp = require("./lib/temp.js");
 var auth = require("./lib/auth.js");
@@ -45,7 +49,12 @@ if (config.usessl) {
     var app = express();
     var server = require('http').createServer(app);
 }
+//socket io listen
 var io = require('socket.io').listen(server);
+//logger
+app.use(morgan('combined', {
+    "stream": logger.stream
+}));
 
 // connect to the mongodb
 mongoose.connect(process.env.MONGOLAB_URI || config.mongodbstring);
@@ -65,6 +74,15 @@ var urlencodedParser = bodyParser.urlencoded({
     extended: false
 });
 
+//session store
+var sessionStore = new MongoStore({
+        mongooseConnection: mongoose.connection,
+        touchAfter: config.sessiontouch
+    },
+    function (err) {
+        console.log(err);
+    });
+
 //compression
 app.use(compression());
 
@@ -79,13 +97,7 @@ app.use(session({
         expires: new Date(Date.now() + config.sessionlife),
     },
     maxAge: new Date(Date.now() + config.sessionlife),
-    store: new MongoStore({
-            mongooseConnection: mongoose.connection,
-            touchAfter: config.sessiontouch
-        },
-        function (err) {
-            console.log(err);
-        })
+    store: sessionStore
 }));
 
 //middleware which blocks requests when we're too busy
@@ -293,6 +305,7 @@ app.get('/me', function (req, res) {
                 var profile = JSON.parse(user.profile);
                 res.send({
                     status: 'ok',
+                    id: req.session.passport.user,
                     name: profile.displayName || profile.username
                 });
             }
@@ -317,7 +330,9 @@ app.post('/uploadimage', function (req, res) {
                 .then(function (json) {
                     if (config.debug)
                         console.log('SERVER uploadimage success: ' + JSON.stringify(json));
-                    res.send({link:json.data.link});
+                    res.send({
+                        link: json.data.link
+                    });
                 })
                 .catch(function (err) {
                     console.error(err);
@@ -337,6 +352,15 @@ app.get("/:noteId/:action", response.noteActions);
 
 //socket.io secure
 io.use(realtime.secure);
+//socket.io auth
+io.use(passportSocketIo.authorize({
+    cookieParser: cookieParser,
+    key: config.sessionname,
+    secret: config.sessionsecret,
+    store: sessionStore,
+    success: realtime.onAuthorizeSuccess,
+    fail: realtime.onAuthorizeFail
+}));
 //socket.io heartbeat
 io.set('heartbeat interval', config.heartbeatinterval);
 io.set('heartbeat timeout', config.heartbeattimeout);
diff --git a/backup.sh b/backup.sh
new file mode 100644
index 00000000..e7afc560
--- /dev/null
+++ b/backup.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+path=./backups
+today=$(date +"%Y%m%d")
+timestamp=$(date +"%Y%m%d%H%M%S")
+mkdir -p $path/$today
+pg_dump hackmd > $path/$today/postgresql_$timestamp
+mongodump -d hackmd -o $path/$today/mongodb_$timestamp
\ No newline at end of file
diff --git a/lib/logger.js b/lib/logger.js
new file mode 100644
index 00000000..c843330b
--- /dev/null
+++ b/lib/logger.js
@@ -0,0 +1,21 @@
+var winston = require('winston');
+winston.emitErrs = true;
+
+var logger = new winston.Logger({
+    transports: [
+        new winston.transports.Console({
+            level: 'debug',
+            handleExceptions: true,
+            json: false,
+            colorize: true
+        })
+    ],
+    exitOnError: false
+});
+
+module.exports = logger;
+module.exports.stream = {
+    write: function(message, encoding){
+        logger.info(message);
+    }
+};
\ No newline at end of file
diff --git a/lib/realtime.js b/lib/realtime.js
index e3800275..1a57c77e 100644
--- a/lib/realtime.js
+++ b/lib/realtime.js
@@ -7,6 +7,8 @@ var async = require('async');
 var LZString = require('lz-string');
 var shortId = require('shortid');
 var randomcolor = require("randomcolor");
+var Chance = require('chance'),
+    chance = new Chance();
 
 //core
 var config = require("../config.js");
@@ -18,11 +20,22 @@ var User = require("./user.js");
 
 //public
 var realtime = {
+    onAuthorizeSuccess: onAuthorizeSuccess,
+    onAuthorizeFail: onAuthorizeFail,
     secure: secure,
     connection: connection,
     getStatus: getStatus
 };
 
+function onAuthorizeSuccess(data, accept) {
+    accept(null, true);
+}
+
+function onAuthorizeFail(data, message, error, accept) {
+    if (error) throw new Error(message);
+    accept(null, true);
+}
+
 function secure(socket, next) {
     try {
         var handshakeData = socket.request;
@@ -53,8 +66,10 @@ var updater = setInterval(function () {
         if (note.isDirty) {
             if (config.debug)
                 console.log("updater found dirty note: " + key);
-            var title = Note.getNoteTitle(LZString.decompressFromBase64(note.body));
-            db.saveToDB(key, title, note.body,
+            var body = LZString.decompressFromUTF16(note.body);
+            var title = Note.getNoteTitle(body);
+            body = LZString.compressToBase64(body);
+            db.saveToDB(key, title, body,
                 function (err, result) {});
             note.isDirty = false;
         }
@@ -72,7 +87,7 @@ function getStatus(callback) {
         var distinctaddresses = [];
         Object.keys(users).forEach(function (key) {
             var value = users[key];
-            if(value.login)
+            if (value.login)
                 regusers++;
             var found = false;
             for (var i = 0; i < distinctaddresses.length; i++) {
@@ -83,9 +98,9 @@ function getStatus(callback) {
             }
             if (!found) {
                 distinctaddresses.push(value.address);
-                if(value.login)
+                if (value.login)
                     distinctregusers++;
-            }   
+            }
         });
         User.getUserCount(function (err, regcount) {
             if (err) {
@@ -129,17 +144,25 @@ function emitOnlineUsers(socket) {
     Object.keys(notes[notename].users).forEach(function (key) {
         var user = notes[notename].users[key];
         if (user)
-            users.push({
-                id: user.id,
-                color: user.color,
-                cursor: user.cursor
-            });
+            users.push(buildUserOutData(user));
     });
     notes[notename].socks.forEach(function (sock) {
-        sock.emit('online users', {
-            count: notes[notename].socks.length,
+        var out = {
             users: users
-        });
+        };
+        out = LZString.compressToUTF16(JSON.stringify(out));
+        sock.emit('online users', out);
+    });
+}
+
+function emitUserStatus(socket) {
+    var notename = getNotenameFromSocket(socket);
+    if (!notename || !notes[notename]) return;
+    notes[notename].socks.forEach(function (sock) {
+        if (sock != socket) {
+            var out = buildUserOutData(users[socket.id]);
+            sock.emit('user status', out);
+        }
     });
 }
 
@@ -198,7 +221,8 @@ function startConnection(socket) {
                 isConnectionBusy = false;
                 return console.error(err);
             }
-            var body = data.rows[0].content;
+            var body = LZString.decompressFromBase64(data.rows[0].content);
+            body = LZString.compressToUTF16(body);
             notes[notename] = {
                 socks: [],
                 body: body,
@@ -232,8 +256,10 @@ function disconnect(socket) {
             notes[notename].socks.splice(index, 1);
         }
         if (Object.keys(notes[notename].users).length <= 0) {
-            var title = Note.getNoteTitle(LZString.decompressFromBase64(notes[notename].body));
-            db.saveToDB(notename, title, notes[notename].body,
+            var body = LZString.decompressFromUTF16(notes[notename].body);
+            var title = Note.getNoteTitle(body);
+            body = LZString.compressToBase64(body);
+            db.saveToDB(notename, title, body,
                 function (err, result) {
                     delete notes[notename];
                     if (config.debug) {
@@ -265,20 +291,80 @@ function disconnect(socket) {
     }
 }
 
+function buildUserOutData(user) {
+    var out = {
+        id: user.id,
+        login: user.login,
+        userid: user.userid,
+        color: user.color,
+        cursor: user.cursor,
+        name: user.name,
+        idle: user.idle,
+        type: user.type
+    };
+    return out;
+}
+
+function updateUserData(socket, user) {
+    //retrieve user data from passport
+    if (socket.request.user && socket.request.user.logged_in) {
+        var profile = JSON.parse(socket.request.user.profile);
+        user.name = profile.displayName || profile.username;
+        user.userid = socket.request.user._id;
+        user.login = true;
+    } else {
+        user.userid = null;
+        user.name = 'Guest ' + chance.last();
+        user.login = false;
+    }
+}
 
 function connection(socket) {
+    //split notename from socket
+    var notename = getNotenameFromSocket(socket);
+
+    //initialize user data
+    //random color
+    var color = randomcolor({
+        luminosity: 'light'
+    });
+    //make sure color not duplicated or reach max random count
+    if (notename && notes[notename]) {
+        var randomcount = 0;
+        var maxrandomcount = 5;
+        var found = false;
+        do {
+            Object.keys(notes[notename].users).forEach(function (user) {
+                if (user.color == color) {
+                    found = true;
+                    return;
+                }
+            });
+            if (found) {
+                color = randomcolor({
+                    luminosity: 'light'
+                });
+                randomcount++;
+            }
+        } while (found && randomcount < maxrandomcount);
+    }
+    //create user data
     users[socket.id] = {
         id: socket.id,
         address: socket.handshake.address,
         'user-agent': socket.handshake.headers['user-agent'],
         otk: shortId.generate(),
-        color: randomcolor({
-            luminosity: 'light'
-        }),
+        color: color,
         cursor: null,
-        login: false
+        login: false,
+        userid: null,
+        name: null,
+        idle: false,
+        type: null
     };
+    updateUserData(socket, users[socket.id]);
 
+    //start connection
     connectionSocketQueue.push(socket);
     startConnection(socket);
 
@@ -293,61 +379,88 @@ function connection(socket) {
             notes[notename].isDirty = true;
         }
     });
-    
+
+    //received user status
     socket.on('user status', function (data) {
-        if(data)
-            users[socket.id].login = data.login;
+        var notename = getNotenameFromSocket(socket);
+        if (!notename) return;
+        if (config.debug)
+            console.log('SERVER received [' + notename + '] user status from [' + socket.id + ']: ' + JSON.stringify(data));
+        if (data) {
+            var user = users[socket.id];
+            user.idle = data.idle;
+            user.type = data.type;
+        }
+        emitUserStatus(socket);
     });
 
-    socket.on('online users', function () {
+    //reveiced when user logout or changed
+    socket.on('user changed', function () {
+        console.log('user changed');
+        var notename = getNotenameFromSocket(socket);
+        if (!notename || !notes[notename]) return;
+        updateUserData(socket, notes[notename].users[socket.id]);
         emitOnlineUsers(socket);
     });
 
+    //received sync of online users request
+    socket.on('online users', function () {
+        var notename = getNotenameFromSocket(socket);
+        if (!notename || !notes[notename]) return;
+        var users = [];
+        Object.keys(notes[notename].users).forEach(function (key) {
+            var user = notes[notename].users[key];
+            if (user)
+                users.push(buildUserOutData(user));
+        });
+        var out = {
+            users: users
+        };
+        out = LZString.compressToUTF16(JSON.stringify(out));
+        socket.emit('online users', out);
+    });
+
+    //check version
     socket.on('version', function () {
         socket.emit('version', config.version);
     });
 
+    //received cursor focus
     socket.on('cursor focus', function (data) {
         var notename = getNotenameFromSocket(socket);
         if (!notename || !notes[notename]) return;
         users[socket.id].cursor = data;
+        var out = buildUserOutData(users[socket.id]);
         notes[notename].socks.forEach(function (sock) {
             if (sock != socket) {
-                var out = {
-                    id: socket.id,
-                    color: users[socket.id].color,
-                    cursor: data
-                };
                 sock.emit('cursor focus', out);
             }
         });
     });
 
+    //received cursor activity
     socket.on('cursor activity', function (data) {
         var notename = getNotenameFromSocket(socket);
         if (!notename || !notes[notename]) return;
         users[socket.id].cursor = data;
+        var out = buildUserOutData(users[socket.id]);
         notes[notename].socks.forEach(function (sock) {
             if (sock != socket) {
-                var out = {
-                    id: socket.id,
-                    color: users[socket.id].color,
-                    cursor: data
-                };
                 sock.emit('cursor activity', out);
             }
         });
     });
 
+    //received cursor blur
     socket.on('cursor blur', function () {
         var notename = getNotenameFromSocket(socket);
         if (!notename || !notes[notename]) return;
         users[socket.id].cursor = null;
+        var out = {
+            id: socket.id
+        };
         notes[notename].socks.forEach(function (sock) {
             if (sock != socket) {
-                var out = {
-                    id: socket.id
-                };
                 if (sock != socket) {
                     sock.emit('cursor blur', out);
                 }
@@ -365,7 +478,7 @@ function connection(socket) {
     socket.on('change', function (op) {
         var notename = getNotenameFromSocket(socket);
         if (!notename) return;
-        op = LZString.decompressFromBase64(op);
+        op = LZString.decompressFromUTF16(op);
         if (op)
             op = JSON.parse(op);
         if (config.debug)
@@ -390,10 +503,12 @@ function connection(socket) {
                 if (sock != socket) {
                     if (config.debug)
                         console.log('SERVER emit sync data out [' + notename + ']: ' + sock.id + ', op:' + JSON.stringify(op));
-                    sock.emit('change', LZString.compressToBase64(JSON.stringify(op)));
+                    sock.emit('change', LZString.compressToUTF16(JSON.stringify(op)));
                 }
             });
             break;
+        default: 
+            console.log('SERVER received uncaught [' + notename + '] data changed: ' + socket.id + ', op:' + JSON.stringify(op));
         }
     });
 }
diff --git a/package.json b/package.json
index 2d2d4625..a0f80b59 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "hackmd",
-  "version": "0.2.8",
+  "version": "0.2.9",
   "description": "Realtime collaborative markdown notes on all platforms.",
   "main": "app.js",
   "author": "jackycute",
@@ -9,6 +9,7 @@
   "dependencies": {
     "async": "^0.9.0",
     "body-parser": "^1.12.3",
+    "chance": "^0.7.5",
     "cheerio": "^0.19.0",
     "compression": "^1.4.3",
     "connect-mongo": "^0.8.1",
@@ -27,17 +28,20 @@
     "marked": "^0.3.3",
     "method-override": "^2.3.2",
     "mongoose": "^4.0.2",
+    "morgan": "^1.5.3",
     "node-uuid": "^1.4.3",
     "passport": "^0.2.1",
     "passport-dropbox-oauth2": "^0.1.6",
     "passport-facebook": "^2.0.0",
     "passport-github": "^0.1.5",
     "passport-twitter": "^1.0.3",
+    "passport.socketio": "^3.5.1",
     "pg": "4.x",
     "randomcolor": "^0.2.0",
     "shortid": "2.1.3",
     "socket.io": "1.3.5",
-    "toobusy-js": "^0.4.1"
+    "toobusy-js": "^0.4.1",
+    "winston": "^1.0.0"
   },
   "engines": {
     "node": "0.10.x"
diff --git a/public/css/index.css b/public/css/index.css
index b3a6bae5..f1f303ed 100644
--- a/public/css/index.css
+++ b/public/css/index.css
@@ -20,7 +20,6 @@ form,
     font-family: 'Source Code Pro', Consolas, monaco, monospace;
     line-height: 18px;
     font-size: 16px;
-    /*height: auto;*/
     min-height: 100%;
     overflow-y: hidden !important;
     -webkit-overflow-scrolling: touch;
@@ -30,7 +29,7 @@ form,
     overflow-y: auto !important;
 }
 .CodeMirror-code {
-    /*padding-bottom: 72px;*/
+    padding-bottom: 36px;
 }
 .CodeMirror-linenumber {
     opacity: 0.5;
@@ -73,23 +72,82 @@ form,
     font-size: 14px;
 }
 .nav-mobile {
-    position: relative;
+    position: inherit;
     margin-top: 8px;
     margin-bottom: 8px;
 }
+.nav-mobile .dropdown-menu {
+    left: 40%;
+    right: 6px;
+    top: 42px;
+}
 .nav-status {
     float: right !important;
     padding: 7px 8px;
 }
 .ui-status {
+    cursor: auto !important;
     min-width: 120px;
+    background-color: transparent !important;
+}
+.ui-status span {
+    cursor: pointer;
 }
 .ui-short-status {
+    cursor: pointer;
     min-width: 40px;
 }
+.ui-short-status:hover {
+    text-decoration: none;
+}
+.ui-user-item {
+    /*na*/
+}
+.ui-user-name {
+    margin-top: 2px;
+}
+.ui-user-icon {
+    font-size: 20px;
+    margin-top: 2px;
+    margin-right: 5px;
+}
+.ui-user-status {
+    margin-top: 5px;
+}
+.ui-user-status-online {
+    color: rgb(92,184,92);
+}
+.ui-user-status-idle {
+    color: rgb(240,173,78);
+}
+.ui-user-status-offline {
+    color: rgb(119,119,119);
+}
+.list > li > a {
+    overflow: hidden;
+    text-overflow: ellipsis;
+}
+#short-online-user-list .list .name {
+    max-width: 65%;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    float: left;
+}
+#online-user-list .list .name {
+    max-width: 110px;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    float: left;
+}
 .navbar-right {
     margin-right: 0;
 }
+.navbar-nav > li > a {
+    cursor: pointer;
+}
+.dropdown-menu > li > a {
+    cursor: pointer;
+}
 .other-cursors {
     position:relative;
     z-index:3;
@@ -99,10 +157,63 @@ form,
     position: absolute;
     border-right: none;
 }
+.cursortag {
+    cursor: pointer;
+    background: black;
+    position: absolute;
+    padding: 2px 7px 2px 8px;
+    font-size: 12px;
+    max-width: 150px;
+    text-overflow: ellipsis;
+    overflow: hidden;
+    font-family: inherit;
+    border-radius: .25em;
+    white-space: nowrap;
+}
 .fixfixed .navbar-fixed-top {
     position: absolute !important;
 }
 div[contenteditable]:empty:not(:focus):before{
     content:attr(data-ph);
     color: gray;
+}
+.dropdown-menu {
+    max-height: 80vh;
+    overflow: auto;
+}
+.dropdown-menu::-webkit-scrollbar { 
+    display: none; 
+}
+.dropdown-menu .emoji {
+    margin-bottom: 0 !important;
+}
+.dropdown-menu.other-cursor {
+    width: auto !important;
+}
+.CodeMirror-scrollbar-filler {
+    background: inherit;
+}
+.unselectable {
+    -moz-user-select: none; 
+    -khtml-user-select: none; 
+    -webkit-user-select: none; 
+    -o-user-select: none;
+    user-select: none;
+}
+
+.cm-trailing-space-a:before,
+.cm-trailing-space-b:before,
+.cm-trailing-space-new-line:before {
+  font-weight: bold;
+  color: hsl(30, 100%, 50%); /* a dark orange */
+  position: absolute;
+}
+
+.cm-trailing-space-a:before,
+.cm-trailing-space-b:before {
+  content: '·';
+}
+
+.cm-trailing-space-new-line:before {
+  content: '↵';
 }
\ No newline at end of file
diff --git a/public/index.html b/public/index.html
index c52b8ec3..2eb76ddc 100644
--- a/public/index.html
+++ b/public/index.html
@@ -81,8 +81,8 @@
                     </div>
                     <hr>
                     <form class="form-inline">
-                        <div class="form-group">
-                            <input class="form-control ui-use-tags" style="width:172px;" />
+                        <div class="form-group" style="vertical-align: bottom;">
+                            <input class="form-control ui-use-tags" style="min-width:172px;max-width:344px;" />
                         </div>
                         <div class="form-group">
                             <input class="search form-control" placeholder="Search anything..." />
@@ -188,6 +188,8 @@
     <!-- Placed at the end of the document so the pages load faster -->
     <script src="/js/fb.js" async defer></script>
     <script src="//code.jquery.com/jquery-1.11.3.min.js" defer></script>
+    <script src="/vendor/greensock-js/TweenMax.min.js" defer></script>
+    <script src="/vendor/greensock-js/jquery.gsap.min.js" defer></script>
     <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js" defer></script>
     <script src="/vendor/select2/select2.min.js" defer></script>
     <script src="/vendor/js.cookie.js" defer></script>
diff --git a/public/js/common.js b/public/js/common.js
index 37591d36..e6928e98 100644
--- a/public/js/common.js
+++ b/public/js/common.js
@@ -3,38 +3,62 @@ var domain = 'change this';
 var checkAuth = false;
 var profile = null;
 var lastLoginState = getLoginState();
+var lastUserId = getUserId();
 var loginStateChangeEvent = null;
 
 function resetCheckAuth() {
     checkAuth = false;
 }
 
-function setLoginState(bool) {
+function setLoginState(bool, id) {
     Cookies.set('loginstate', bool, {
         expires: 14
     });
-    if (loginStateChangeEvent && bool != lastLoginState)
-        loginStateChangeEvent();
+    if (id) {
+        Cookies.set('userid', id, {
+            expires: 14
+        });
+    } else {
+        Cookies.remove('userid');
+    }
     lastLoginState = bool;
+    lastUserId = id;
+    checkLoginStateChanged();
+}
+
+function checkLoginStateChanged() {
+    if (getLoginState() != lastLoginState || getUserId() != lastUserId) {
+        if(loginStateChangeEvent)
+            loginStateChangeEvent();
+        return true;
+    } else {
+        return false;
+    }
 }
 
 function getLoginState() {
     return Cookies.get('loginstate') === "true";
 }
 
+function getUserId() {
+    return Cookies.get('userid');
+}
+
 function clearLoginState() {
     Cookies.remove('loginstate');
 }
 
 function checkIfAuth(yesCallback, noCallback) {
     var cookieLoginState = getLoginState();
+    if (checkLoginStateChanged())
+        checkAuth = false;
     if (!checkAuth || typeof cookieLoginState == 'undefined') {
         $.get('/me')
             .done(function (data) {
                 if (data && data.status == 'ok') {
                     profile = data;
                     yesCallback(profile);
-                    setLoginState(true);
+                    setLoginState(true, data.id);
                 } else {
                     noCallback();
                     setLoginState(false);
@@ -43,8 +67,10 @@ function checkIfAuth(yesCallback, noCallback) {
             .fail(function () {
                 noCallback();
                 setLoginState(false);
+            })
+            .always(function () {
+                checkAuth = true;
             });
-        checkAuth = true;
     } else if (cookieLoginState) {
         yesCallback(profile);
     } else {
diff --git a/public/js/cover.js b/public/js/cover.js
index 24ba605c..322768bf 100644
--- a/public/js/cover.js
+++ b/public/js/cover.js
@@ -230,6 +230,44 @@ var template = Handlebars.compile(source);
 var context = {
     release: [
         {
+            version: "0.2.9",
+            tag: "wildfire",
+            date: moment("201505301400", 'YYYYMMDDhhmm').fromNow(),
+            detail: [
+                {
+                    title: "Features",
+                    item: [
+                            "+ Support text auto complete",
+                            "+ Support cursor tag and random last name",
+                            "+ Support online user list",
+                            "+ Support show user info in blockquote"
+                        ]
+                    },
+                {
+                    title: "Enhancements",
+                    item: [
+                            "* Added more code highlighting support",
+                            "* Added more continue list support",
+                            "* Adjust menu and history filter UI for better UX",
+                            "* Adjust sync scoll animte to gain performance",
+                            "* Change compression method of dynamic data",
+                            "* Optimized render script"
+                        ]
+                    },
+                {
+                    title: "Fixes",
+                    item: [
+                            "* Access history fallback might get wrong",
+                            "* Sync scroll not accurate",
+                            "* Sync scroll reach bottom range too much",
+                            "* Detect login state change not accurate",
+                            "* Detect editor focus not accurate",
+                            "* Server not handle some editor events"
+                        ]
+                    }
+                ]
+            },
+        {
             version: "0.2.8",
             tag: "flame",
             date: moment("201505151200", 'YYYYMMDDhhmm').fromNow(),
diff --git a/public/js/extra.js b/public/js/extra.js
index 05fa4704..495c5677 100644
--- a/public/js/extra.js
+++ b/public/js/extra.js
@@ -65,6 +65,7 @@ function finishView(view) {
     try {
         for (var i = 0; i < mathjaxdivs.length; i++) {
             MathJax.Hub.Queue(["Typeset", MathJax.Hub, mathjaxdivs[i].innerHTML]);
+            MathJax.Hub.Queue(viewAjaxCallback);
             $(mathjaxdivs[i]).removeClass("mathjax");
         }
     } catch(err) {
@@ -101,6 +102,18 @@ function finishView(view) {
     //render title
     document.title = renderTitle(view);
 }
+
+//regex for blockquote
+var spaceregex = /\s*/;
+var notinhtmltagregex = /(?![^<]*>|[^<>]*<\/)/;
+var coloregex = /\[color=([#|\(|\)|\s|\,|\w]*)\]/;
+coloregex = new RegExp(coloregex.source + notinhtmltagregex.source, "g");
+var nameregex = /\[name=([-|_|\s|\w]*)\]/;
+var timeregex = /\[time=([:|,|+|-|\(|\)|\s|\w]*)\]/;
+var nameandtimeregex = new RegExp(nameregex.source + spaceregex.source + timeregex.source + notinhtmltagregex.source, "g");
+nameregex = new RegExp(nameregex.source + notinhtmltagregex.source, "g");
+timeregex = new RegExp(timeregex.source + notinhtmltagregex.source, "g");
+
 //only static transform should be here
 function postProcess(code) {
     var result = $('<div>' + code + '</div>');
@@ -121,6 +134,20 @@ function postProcess(code) {
             lis[i].setAttribute('class', 'task-list-item');
         }
     }
+    //blockquote
+    var blockquote = result.find("blockquote");
+    blockquote.each(function (key, value) {
+        var html = $(value).html();
+        html = html.replace(coloregex, '<span class="color" data-color="$1"></span>');
+        html = html.replace(nameandtimeregex, '<small><i class="fa fa-user"></i> $1 <i class="fa fa-clock-o"></i> $2</small>');
+        html = html.replace(nameregex, '<small><i class="fa fa-user"></i> $1</small>');
+        html = html.replace(timeregex, '<small><i class="fa fa-clock-o"></i> $1</small>');
+        $(value).html(html);
+    });
+    var blockquotecolor = result.find("blockquote .color");
+    blockquotecolor.each(function (key, value) {
+        $(value).closest("blockquote").css('border-left-color', $(value).attr('data-color'));
+    });
     return result;
 }
 
@@ -195,7 +222,7 @@ function highlightRender(code, lang) {
     if (/\=$/.test(lang)) {
         var lines = result.value.split('\n');
         var linenumbers = [];
-        for (var i = 0; i < lines.length; i++) {
+        for (var i = 0; i < lines.length - 1; i++) {
             linenumbers[i] = "<div class='linenumber'>" + (i + 1) + "</div>";
         }
         var linegutter = "<div class='gutter'>" + linenumbers.join('\n') + "</div>";
diff --git a/public/js/history.js b/public/js/history.js
index 717a7ca4..c5db94c5 100644
--- a/public/js/history.js
+++ b/public/js/history.js
@@ -47,7 +47,7 @@ function saveHistoryToStorage(notehistory) {
     if (store.enabled)
         store.set('notehistory', JSON.stringify(notehistory));
     else
-        saveHistoryToCookie(notehistory);
+        saveHistoryToStorage(notehistory);
 }
 
 function saveHistoryToCookie(notehistory) {
@@ -146,11 +146,14 @@ function writeHistoryToServer(view) {
             } catch (err) {
                 var notehistory = [];
             }
+            if(!notehistory)
+                notehistory = [];
+        
             var newnotehistory = generateHistory(view, notehistory);
             saveHistoryToServer(newnotehistory);
         })
         .fail(function () {
-            writeHistoryToCookie(view);
+            writeHistoryToStorage(view);
         });
 }
 
@@ -160,7 +163,9 @@ function writeHistoryToCookie(view) {
     } catch (err) {
         var notehistory = [];
     }
-
+    if(!notehistory)
+        notehistory = [];
+    
     var newnotehistory = generateHistory(view, notehistory);
     saveHistoryToCookie(newnotehistory);
 }
@@ -174,6 +179,9 @@ function writeHistoryToStorage(view) {
             var notehistory = data;
         } else
             var notehistory = [];
+        if(!notehistory)
+            notehistory = [];
+        
         var newnotehistory = generateHistory(view, notehistory);
         saveHistoryToStorage(newnotehistory);
     } else {
@@ -241,7 +249,7 @@ function getServerHistory(callback) {
             }
         })
         .fail(function () {
-            getCookieHistory(callback);
+            getStorageHistory(callback);
         });
 }
 
@@ -282,7 +290,7 @@ function parseServerToHistory(list, callback) {
             }
         })
         .fail(function () {
-            parseCookieToHistory(list, callback);
+            parseStorageToHistory(list, callback);
         });
 }
 
diff --git a/public/js/index.js b/public/js/index.js
index 331251c9..24b38f75 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -1,11 +1,110 @@
 //constant vars
 //settings
-var debug = true;
-var version = '0.2.8';
+var debug = false;
+var version = '0.2.9';
+
+var defaultTextHeight = 18;
+var viewportMargin = 20;
+var defaultExtraKeys = {
+    "Enter": "newlineAndIndentContinueMarkdownList"
+};
+
+var idleTime = 300000; //5 mins
 var doneTypingDelay = 400;
 var finishChangeDelay = 400;
 var cursorActivityDelay = 50;
 var cursorAnimatePeriod = 100;
+var supportCodeModes = ['javascript', 'htmlmixed', 'htmlembedded', 'css', 'xml', 'clike', 'clojure', 'ruby', 'python', 'shell', 'php', 'sql', 'coffeescript', 'yaml', 'jade', 'lua', 'cmake', 'nginx', 'perl', 'sass', 'r', 'dockerfile'];
+var supportHeaders = [
+    {
+        text: '# h1',
+        search: '#'
+    },
+    {
+        text: '## h2',
+        search: '##'
+    },
+    {
+        text: '### h3',
+        search: '###'
+    },
+    {
+        text: '#### h4',
+        search: '####'
+    },
+    {
+        text: '##### h5',
+        search: '#####'
+    },
+    {
+        text: '###### h6',
+        search: '######'
+    },
+    {
+        text: '###### tags: `example`',
+        search: '###### tags:'
+    }
+];
+var supportReferrals = [
+    {
+        text: '[reference link]',
+        search: '[]'
+    },
+    {
+        text: '[reference]: url "title"',
+        search: '[]:'
+    },
+    {
+        text: '[^footnote link]',
+        search: '[^]'
+    },
+    {
+        text: '[^footnote reference]: url "title"',
+        search: '[^]:'
+    },
+    {
+        text: '^[inline footnote]',
+        search: '^[]'
+    },
+    {
+        text: '[link text][reference]',
+        search: '[][]'
+    },
+    {
+        text: '[link text](url "title")',
+        search: '[]()'
+    },
+    {
+        text: '![image text][reference]',
+        search: '![][]'
+    },
+    {
+        text: '![image text](url "title")',
+        search: '![]()'
+    }
+];
+var supportExternals = [
+    {
+        text: '{%youtube youtubeid %}',
+        search: 'youtube'
+    },
+    {
+        text: '{%vimeo vimeoid %}',
+        search: 'vimeo'
+    },
+    {
+        text: '{%gist gistid %}',
+        search: 'gist'
+    }
+];
+var supportGenerals = [
+    {
+        command: function () {
+            return moment().format('llll');
+        },
+        search: 'time'
+    }
+];
 var modeType = {
     edit: {},
     view: {},
@@ -18,7 +117,7 @@ var statusType = {
         fa: "fa-wifi"
     },
     online: {
-        msg: "ONLINE: ",
+        msg: "ONLINE",
         label: "label-primary",
         fa: "fa-users"
     },
@@ -63,6 +162,8 @@ var lastInfo = {
     },
     history: null
 };
+var personalInfo = {};
+var onlineUsers = [];
 
 //editor settings
 var textit = document.getElementById("textit");
@@ -70,15 +171,16 @@ if (!textit) throw new Error("There was no textit area!");
 var editor = CodeMirror.fromTextArea(textit, {
     mode: 'gfm',
     keyMap: "sublime",
-    viewportMargin: 20,
+    viewportMargin: viewportMargin,
     styleActiveLine: true,
     lineNumbers: true,
     lineWrapping: true,
     showCursorWhenSelecting: true,
+    indentUnit: 4,
+    indentWithTabs: true,
+    continueComments: "Enter",
     theme: "monokai",
-    autofocus: true,
     inputStyle: "textarea",
-    scrollbarStyle: "overlay",
     matchBrackets: true,
     autoCloseBrackets: true,
     matchTags: {
@@ -87,12 +189,11 @@ var editor = CodeMirror.fromTextArea(textit, {
     autoCloseTags: true,
     foldGutter: true,
     gutters: ["CodeMirror-linenumbers", "CodeMirror-foldgutter"],
-    extraKeys: {
-        "Enter": "newlineAndIndentContinueMarkdownList"
-    },
+    extraKeys: defaultExtraKeys,
     readOnly: true
 });
 inlineAttachment.editors.codemirror4.attach(editor);
+defaultTextHeight = parseInt($(".CodeMirror").css('line-height'));
 
 //ui vars
 var ui = {
@@ -146,9 +247,59 @@ var opts = {
     left: '50%' // Left position relative to parent
 };
 var spinner = new Spinner(opts).spin(ui.spinner[0]);
+
+//idle
+var idle = new Idle({
+    onAway: idleStateChange,
+    onAwayBack: idleStateChange,
+    awayTimeout: idleTime
+});
+ui.area.codemirror.on('touchstart', function () {
+    idle.onActive();
+});
+
+function idleStateChange() {
+    emitUserStatus();
+    updateOnlineStatus();
+}
+
+loginStateChangeEvent = function () {
+    location.reload(true);
+}
+
+//visibility
+var wasFocus = false;
+Visibility.change(function (e, state) {
+    var hidden = Visibility.hidden();
+    if (hidden) {
+        if (editorHasFocus()) {
+            wasFocus = true;
+            editor.getInputField().blur();
+        }
+    } else {
+        if (wasFocus) {
+            editor.focus();
+            wasFocus = false;
+        }
+    }
+});
+
 //when page ready
 $(document).ready(function () {
+    idle.checkAway();
     checkResponsive();
+    //if in smaller screen, we don't need advanced scrollbar
+    var scrollbarStyle;
+    if (visibleXS) {
+        scrollbarStyle = 'native';
+    } else {
+        scrollbarStyle = 'overlay';
+    }
+    if (scrollbarStyle != editor.getOption('scrollbarStyle')) {
+        editor.setOption('scrollbarStyle', scrollbarStyle);
+        clearMap();
+    }
+    checkEditorStyle();
     changeMode(currentMode);
     /* we need this only on touch devices */
     if (isTouchDevice) {
@@ -174,26 +325,52 @@ $(window).resize(function () {
         windowResize();
     }, windowResizeDelay);
 });
+//when page unload
+$(window).unload(function () {
+    emitRefresh();
+});
+
 function windowResize() {
     checkResponsive();
-    clearMap();
-    syncScrollToView();
+    checkEditorStyle();
+    if (loaded) {
+        editor.setOption('viewportMargin', Infinity);
+        setTimeout(function () {
+            clearMap();
+            syncScrollToView();
+            editor.setOption('viewportMargin', viewportMargin);
+        }, windowResizeDelay);
+    }
+}
+
+function editorHasFocus() {
+    return $(editor.getInputField()).is(":focus");
 }
+
 //768-792px have a gap
 function checkResponsive() {
     visibleXS = $(".visible-xs").is(":visible");
     visibleSM = $(".visible-sm").is(":visible");
     visibleMD = $(".visible-md").is(":visible");
     visibleLG = $(".visible-lg").is(":visible");
+
     if (visibleXS && currentMode == modeType.both)
-        if (editor.hasFocus())
+        if (editorHasFocus())
             changeMode(modeType.edit);
         else
             changeMode(modeType.view);
-    if (visibleXS)
-        $('.CodeMirror').css('height', 'auto');
-    else
-        $('.CodeMirror').css('height', '');
+
+    emitUserStatus();
+}
+
+function checkEditorStyle() {
+    var scrollbarStyle = editor.getOption('scrollbarStyle');
+    if (scrollbarStyle == 'overlay' || currentMode == modeType.both) {
+        ui.area.codemirror.css('height', '');
+    } else if (scrollbarStyle == 'native') {
+        ui.area.codemirror.css('height', 'auto');
+        $('.CodeMirror-gutters').css('height', $('.CodeMirror-sizer').height());
+    }
 }
 
 function showStatus(type, num) {
@@ -217,8 +394,8 @@ function showStatus(type, num) {
     case statusType.online:
         label.addClass(statusType.online.label);
         fa.addClass(statusType.online.fa);
-        shortMsg = " " + num;
-        msg = statusType.online.msg + num;
+        shortMsg = num;
+        msg = num + " " + statusType.online.msg;
         break;
     case statusType.offline:
         label.addClass(statusType.offline.label);
@@ -255,6 +432,7 @@ function changeMode(type) {
     saveInfo();
     if (type)
         currentMode = type;
+    checkEditorStyle();
     var responsiveClass = "col-lg-6 col-md-6 col-sm-6";
     var scrollClass = "ui-scrollable";
     ui.area.codemirror.removeClass(scrollClass);
@@ -282,7 +460,7 @@ function changeMode(type) {
         break;
     }
     if (currentMode != modeType.view && visibleLG) {
-        editor.focus();
+        //editor.focus();
         editor.refresh();
     } else {
         editor.getInputField().blur();
@@ -291,6 +469,8 @@ function changeMode(type) {
         updateView();
     restoreInfo();
 
+    windowResize();
+
     ui.toolbar.both.removeClass("active");
     ui.toolbar.edit.removeClass("active");
     ui.toolbar.view.removeClass("active");
@@ -436,6 +616,17 @@ ui.toolbar.both.click(function () {
 
 //socket.io actions
 var socket = io.connect();
+//overwrite original event for checking login state
+var on = socket.on;
+socket.on = function () {
+    if (!checkLoginStateChanged())
+        on.apply(socket, arguments);
+};
+var emit = socket.emit;
+socket.emit = function () {
+    if (!checkLoginStateChanged())
+        emit.apply(socket, arguments);
+};
 socket.on('info', function (data) {
     console.error(data);
     location.href = "./404.html";
@@ -449,7 +640,14 @@ socket.on('disconnect', function (data) {
     if (!editor.getOption('readOnly'))
         editor.setOption('readOnly', true);
 });
+socket.on('reconnect', function (data) {
+    //sync back any change in offline
+    emitUserStatus(true);
+    cursorActivity();
+    socket.emit('online users');
+});
 socket.on('connect', function (data) {
+    personalInfo['id'] = socket.id;
     showStatus(statusType.connected);
     socket.emit('version');
 });
@@ -461,7 +659,7 @@ socket.on('refresh', function (data) {
     saveInfo();
 
     var body = data.body;
-    body = LZString.decompressFromBase64(body);
+    body = LZString.decompressFromUTF16(body);
     if (body)
         editor.setValue(body);
     else
@@ -473,8 +671,11 @@ socket.on('refresh', function (data) {
         ui.content.fadeIn();
         changeMode();
         loaded = true;
+        emitUserStatus(); //send first user status
+        updateOnlineStatus(); //update first online status
     } else {
-        if (LZString.compressToBase64(editor.getValue()) !== data.body)
+        //if current doc is equal to the doc before disconnect
+        if (LZString.compressToUTF16(editor.getValue()) !== data.body)
             editor.clearHistory();
         else {
             if (lastInfo.history)
@@ -491,7 +692,7 @@ socket.on('refresh', function (data) {
     restoreInfo();
 });
 socket.on('change', function (data) {
-    data = LZString.decompressFromBase64(data);
+    data = LZString.decompressFromUTF16(data);
     data = JSON.parse(data);
     editor.replaceRange(data.text, data.from, data.to, "ignoreHistory");
     isDirty = true;
@@ -499,9 +700,12 @@ socket.on('change', function (data) {
     finishChangeTimer = setTimeout(finishChange, finishChangeDelay);
 });
 socket.on('online users', function (data) {
+    data = LZString.decompressFromUTF16(data);
+    data = JSON.parse(data);
     if (debug)
         console.debug(data);
-    showStatus(statusType.online, data.count);
+    onlineUsers = data.users;
+    updateOnlineStatus();
     $('.other-cursors').children().each(function (key, value) {
         var found = false;
         for (var i = 0; i < data.users.length; i++) {
@@ -510,85 +714,409 @@ socket.on('online users', function (data) {
                 found = true;
         }
         if (!found)
-            $(this).remove();
+            $(this).stop(true).fadeOut("normal", function () {
+                $(this).remove();
+            });
     });
     for (var i = 0; i < data.users.length; i++) {
         var user = data.users[i];
         if (user.id != socket.id)
-            buildCursor(user.id, user.color, user.cursor);
+            buildCursor(user);
+        else
+            personalInfo = user;
+    }
+});
+socket.on('user status', function (data) {
+    if (debug)
+        console.debug(data);
+    for (var i = 0; i < onlineUsers.length; i++) {
+        if (onlineUsers[i].id == data.id) {
+            onlineUsers[i] = data;
+        }
     }
+    updateOnlineStatus();
+    if (data.id != socket.id)
+        buildCursor(data);
 });
 socket.on('cursor focus', function (data) {
     if (debug)
         console.debug(data);
+    for (var i = 0; i < onlineUsers.length; i++) {
+        if (onlineUsers[i].id == data.id) {
+            onlineUsers[i].cursor = data;
+        }
+    }
+    if (data.id != socket.id)
+        buildCursor(data);
+    //force show
     var cursor = $('#' + data.id);
     if (cursor.length > 0) {
-        cursor.fadeIn();
-    } else {
-        if (data.id != socket.id)
-            buildCursor(data.id, data.color, data.cursor);
+        cursor.stop(true).fadeIn();
     }
 });
 socket.on('cursor activity', function (data) {
     if (debug)
         console.debug(data);
+    for (var i = 0; i < onlineUsers.length; i++) {
+        if (onlineUsers[i].id == data.id) {
+            onlineUsers[i].cursor = data;
+        }
+    }
     if (data.id != socket.id)
-        buildCursor(data.id, data.color, data.cursor);
+        buildCursor(data);
 });
 socket.on('cursor blur', function (data) {
     if (debug)
         console.debug(data);
+    for (var i = 0; i < onlineUsers.length; i++) {
+        if (onlineUsers[i].id == data.id) {
+            onlineUsers[i].cursor = null;
+        }
+    }
+    if (data.id != socket.id)
+        buildCursor(data);
+    //force hide
     var cursor = $('#' + data.id);
     if (cursor.length > 0) {
-        cursor.fadeOut();
+        cursor.stop(true).fadeOut();
     }
 });
 
-function emitUserStatus() {
-    checkIfAuth(
-        function (data) {
-            socket.emit('user status', {
-                login: true
-            });
-        },
-        function () {
-            socket.emit('user status', {
-                login: false
-            });
+var options = {
+    valueNames: ['id', 'name'],
+    item: '<li class="ui-user-item">\
+            <span class="id" style="display:none;"></span>\
+            <a href="#">\
+                <span class="pull-left"><i class="fa fa-square ui-user-icon"></i></span><span class="ui-user-name name"></span><span class="pull-right"><i class="fa fa-circle ui-user-status"></i></span>\
+            </a>\
+           </li>'
+};
+var onlineUserList = new List('online-user-list', options);
+var shortOnlineUserList = new List('short-online-user-list', options);
+
+function updateOnlineStatus() {
+    if (!loaded) return;
+    var _onlineUsers = deduplicateOnlineUsers(onlineUsers);
+    showStatus(statusType.online, _onlineUsers.length);
+    var items = onlineUserList.items;
+    //update or remove current list items
+    for (var i = 0; i < items.length; i++) {
+        var found = false;
+        var foundindex = null;
+        for (var j = 0; j < _onlineUsers.length; j++) {
+            if (items[i].values().id == _onlineUsers[j].id) {
+                foundindex = j;
+                found = true;
+                break;
+            }
+        }
+        var id = items[i].values().id;
+        if (found) {
+            onlineUserList.get('id', id)[0].values(_onlineUsers[foundindex]);
+            shortOnlineUserList.get('id', id)[0].values(_onlineUsers[foundindex]);
+        } else {
+            onlineUserList.remove('id', id);
+            shortOnlineUserList.remove('id', id);
+        }
+    }
+    //add not in list items
+    for (var i = 0; i < _onlineUsers.length; i++) {
+        var found = false;
+        for (var j = 0; j < items.length; j++) {
+            if (items[j].values().id == _onlineUsers[i].id) {
+                found = true;
+                break;
+            }
         }
-    );
+        if (!found) {
+            onlineUserList.add(_onlineUsers[i]);
+            shortOnlineUserList.add(_onlineUsers[i]);
+        }
+    }
+    //sorting
+    sortOnlineUserList(onlineUserList);
+    sortOnlineUserList(shortOnlineUserList);
+    //render list items
+    renderUserStatusList(onlineUserList);
+    renderUserStatusList(shortOnlineUserList);
+}
+
+function sortOnlineUserList(list) {
+    //sort order by isSelf, login state, idle state, alphabet name, color brightness
+    list.sort('', {
+        sortFunction: function (a, b) {
+            var usera = a.values();
+            var userb = b.values();
+            var useraIsSelf = (usera.id == personalInfo.id || (usera.login && usera.userid == personalInfo.userid));
+            var userbIsSelf = (userb.id == personalInfo.id || (userb.login && userb.userid == personalInfo.userid));
+            if (useraIsSelf && !userbIsSelf) {
+                return -1;
+            } else if(!useraIsSelf && userbIsSelf) {
+                return 1;
+            } else {
+                if (usera.login && !userb.login)
+                    return -1;
+                else if (!usera.login && userb.login)
+                    return 1;
+                else {
+                    if (!usera.idle && userb.idle)
+                        return -1;
+                    else if (usera.idle && !userb.idle)
+                        return 1;
+                    else {
+                        if (usera.name.toLowerCase() < userb.name.toLowerCase()) {
+                            return -1;
+                        } else if (usera.name.toLowerCase() > userb.name.toLowerCase()) {
+                            return 1;
+                        } else {
+                            if (usera.color.toLowerCase() < userb.color.toLowerCase())
+                                return -1;
+                            else if (usera.color.toLowerCase() > userb.color.toLowerCase())
+                                return 1;
+                            else
+                                return 0;
+                        }
+                    }
+                }
+            }
+        }
+    });
 }
 
-function buildCursor(id, color, pos) {
-    if (!pos) return;
+function renderUserStatusList(list) {
+    var items = list.items;
+    for (var j = 0; j < items.length; j++) {
+        var item = items[j];
+        var userstatus = $(item.elm).find('.ui-user-status');
+        var usericon = $(item.elm).find('.ui-user-icon');
+        usericon.css('color', item.values().color);
+        userstatus.removeClass('ui-user-status-offline ui-user-status-online ui-user-status-idle');
+        if (item.values().idle)
+            userstatus.addClass('ui-user-status-idle');
+        else
+            userstatus.addClass('ui-user-status-online');
+    }
+}
+
+function deduplicateOnlineUsers(list) {
+    var _onlineUsers = [];
+    for (var i = 0; i < list.length; i++) {
+        var user = $.extend({}, list[i]);
+        if (!user.userid)
+            _onlineUsers.push(user);
+        else {
+            var found = false;
+            for (var j = 0; j < _onlineUsers.length; j++) {
+                if (_onlineUsers[j].userid == user.userid) {
+                    //keep self color when login
+                    if (user.id == personalInfo.id) {
+                        _onlineUsers[j].color = user.color;
+                    }
+                    //keep idle state if any of self client not idle
+                    if (!user.idle) {
+                        _onlineUsers[j].idle = user.idle;
+                    }
+                    found = true;
+                    break;
+                }
+            }
+            if (!found)
+                _onlineUsers.push(user);
+        }
+    }
+    return _onlineUsers;
+}
+
+var userStatusCache = null;
+
+function emitUserStatus(force) {
+    if (!loaded) return;
+    var type = null;
+    if (visibleXS)
+        type = 'xs';
+    else if (visibleSM)
+        type = 'sm';
+    else if (visibleMD)
+        type = 'md';
+    else if (visibleLG)
+        type = 'lg';
+
+    personalInfo['idle'] = idle.isAway;
+    personalInfo['type'] = type;
+
+    for (var i = 0; i < onlineUsers.length; i++) {
+        if (onlineUsers[i].id == personalInfo.id) {
+            onlineUsers[i] = personalInfo;
+        }
+    }
+
+    var userStatus = {
+        idle: idle.isAway,
+        type: type
+    };
+
+    if (force || JSON.stringify(userStatus) != JSON.stringify(userStatusCache)) {
+        socket.emit('user status', userStatus);
+        userStatusCache = userStatus;
+    }
+}
+
+function checkCursorTag(coord, ele) {
+    var curosrtagMargin = 60;
+    var viewport = editor.getViewport();
+    var viewportHeight = (viewport.to - viewport.from) * editor.defaultTextHeight();
+    var editorWidth = ui.area.codemirror.width();
+    var editorHeight = ui.area.codemirror.height();
+    var width = ele.width();
+    var height = ele.height();
+    var left = coord.left;
+    var top = coord.top;
+    var offsetLeft = -3;
+    var offsetTop = defaultTextHeight;
+    if (width > 0 && height > 0) {
+        if (left + width + offsetLeft > editorWidth - curosrtagMargin) {
+            offsetLeft = -(width + 4);
+        }
+        if (top + height + offsetTop > Math.max(viewportHeight, editorHeight) + curosrtagMargin && top - height > curosrtagMargin) {
+            offsetTop = -(height);
+        }
+    }
+    ele[0].style.left = offsetLeft + 'px';
+    ele[0].style.top = offsetTop + 'px';
+}
+
+function buildCursor(user) {
+    if (!user.cursor) return;
+    var coord = editor.charCoords(user.cursor, 'windows');
+    coord.left = coord.left < 4 ? 4 : coord.left;
+    coord.top = coord.top < 0 ? 0 : coord.top;
+    var iconClass = 'fa-user';
+    switch (user.type) {
+    case 'xs':
+        iconClass = 'fa-mobile';
+        break;
+    case 'sm':
+        iconClass = 'fa-tablet';
+        break;
+    case 'md':
+        iconClass = 'fa-desktop';
+        break;
+    case 'lg':
+        iconClass = 'fa-desktop';
+        break;
+    }
     if ($('.other-cursors').length <= 0) {
         $("<div class='other-cursors'>").insertAfter('.CodeMirror-cursors');
     }
-    if ($('#' + id).length <= 0) {
-        var cursor = $('<div id="' + id + '" class="other-cursor">&nbsp;</div>');
-        //console.debug(pos);
-        cursor.attr('data-line', pos.line);
-        cursor.attr('data-ch', pos.ch);
-        var coord = editor.charCoords(pos, 'windows');
+    if ($('#' + user.id).length <= 0) {
+        var cursor = $('<div id="' + user.id + '" class="other-cursor" style="display:none;"></div>');
+        cursor.attr('data-line', user.cursor.line);
+        cursor.attr('data-ch', user.cursor.ch);
+        cursor.attr('data-offset-left', 0);
+        cursor.attr('data-offset-top', 0);
+
+        var cursorbar = $('<div class="cursorbar">&nbsp;</div>');
+        cursorbar[0].style.height = defaultTextHeight + 'px';
+        cursorbar[0].style.borderLeft = '2px solid ' + user.color;
+
+        var icon = '<i class="fa ' + iconClass + '"></i>';
+
+        var cursortag = $('<div class="cursortag">' + icon + '&nbsp;<span class="name">' + user.name + '</span></div>');
+        //cursortag[0].style.background = color;
+        cursortag[0].style.color = user.color;
+
+        cursor.attr('data-mode', 'state');
+        cursor.hover(
+            function () {
+                if (cursor.attr('data-mode') == 'hover')
+                    cursortag.stop(true).fadeIn("fast");
+            },
+            function () {
+                if (cursor.attr('data-mode') == 'hover')
+                    cursortag.stop(true).fadeOut("fast");
+            });
+
+        function switchMode(ele) {
+            if (ele.attr('data-mode') == 'state')
+                ele.attr('data-mode', 'hover');
+            else if (ele.attr('data-mode') == 'hover')
+                ele.attr('data-mode', 'state');
+        }
+
+        function switchTag(ele) {
+            if (ele.css('display') === 'none')
+                ele.stop(true).fadeIn("fast");
+            else
+                ele.stop(true).fadeOut("fast");
+        }
+        var hideCursorTagDelay = 2000;
+        var hideCursorTagTimer = null;
+
+        function hideCursorTag() {
+            if (cursor.attr('data-mode') == 'hover')
+                cursortag.fadeOut("fast");
+        }
+        cursor.on('touchstart', function (e) {
+            var display = cursortag.css('display');
+            cursortag.stop(true).fadeIn("fast");
+            clearTimeout(hideCursorTagTimer);
+            hideCursorTagTimer = setTimeout(hideCursorTag, hideCursorTagDelay);
+            if (display === 'none') {
+                e.preventDefault();
+                e.stopPropagation();
+            }
+        });
+        cursortag.on('mousedown touchstart', function (e) {
+            if (cursor.attr('data-mode') == 'state')
+                switchTag(cursortag);
+            switchMode(cursor);
+            e.preventDefault();
+            e.stopPropagation();
+        });
+
+        cursor.append(cursorbar);
+        cursor.append(cursortag);
+
         cursor[0].style.left = coord.left + 'px';
         cursor[0].style.top = coord.top + 'px';
-        cursor[0].style.height = '18px';
-        cursor[0].style.borderLeft = '2px solid ' + color;
         $('.other-cursors').append(cursor);
-        cursor.hide().fadeIn();
+
+        if (!user.idle)
+            cursor.stop(true).fadeIn();
+
+        checkCursorTag(coord, cursortag);
     } else {
-        var cursor = $('#' + id);
-        cursor.attr('data-line', pos.line);
-        cursor.attr('data-ch', pos.ch);
-        var coord = editor.charCoords(pos, 'windows');
-        cursor.stop(true).css('opacity', 1).animate({
-            "left": coord.left,
-            "top": coord.top
-        }, cursorAnimatePeriod);
-        //cursor[0].style.left = coord.left + 'px';
-        //cursor[0].style.top = coord.top + 'px';
-        cursor[0].style.height = '18px';
-        cursor[0].style.borderLeft = '2px solid ' + color;
+        var cursor = $('#' + user.id);
+        cursor.attr('data-line', user.cursor.line);
+        cursor.attr('data-ch', user.cursor.ch);
+
+        var cursorbar = cursor.find('.cursorbar');
+        cursorbar[0].style.height = defaultTextHeight + 'px';
+        cursorbar[0].style.borderLeft = '2px solid ' + user.color;
+
+        var cursortag = cursor.find('.cursortag');
+        cursortag.find('i').removeClass().addClass('fa').addClass(iconClass);
+        cursortag.find(".name").text(user.name);
+
+        if (cursor.css('display') === 'none') {
+            cursor[0].style.left = coord.left + 'px';
+            cursor[0].style.top = coord.top + 'px';
+        } else {
+            cursor.animate({
+                "left": coord.left,
+                "top": coord.top
+            }, {
+                duration: cursorAnimatePeriod,
+                queue: false
+            });
+        }
+
+        if (user.idle && cursor.css('display') !== 'none')
+            cursor.stop(true).fadeOut();
+        else if (!user.idle && cursor.css('display') === 'none')
+            cursor.stop(true).fadeIn();
+
+        checkCursorTag(coord, cursortag);
     }
 }
 
@@ -601,13 +1129,19 @@ editor.on('change', function (i, op) {
     if (debug)
         console.debug(op);
     if (op.origin != 'setValue' && op.origin != 'ignoreHistory') {
-        socket.emit('change', LZString.compressToBase64(JSON.stringify(op)));
+        socket.emit('change', LZString.compressToUTF16(JSON.stringify(op)));
     }
     isDirty = true;
     clearTimeout(doneTypingTimer);
     doneTypingTimer = setTimeout(doneTyping, doneTypingDelay);
 });
 editor.on('focus', function (cm) {
+    for (var i = 0; i < onlineUsers.length; i++) {
+        if (onlineUsers[i].id == personalInfo.id) {
+            onlineUsers[i].cursor = editor.getCursor();
+        }
+    }
+    personalInfo['cursor'] = editor.getCursor();
     socket.emit('cursor focus', editor.getCursor());
 });
 var cursorActivityTimer = null;
@@ -617,20 +1151,38 @@ editor.on('cursorActivity', function (cm) {
 });
 
 function cursorActivity() {
-    socket.emit('cursor activity', editor.getCursor());
+    if (editorHasFocus() && !Visibility.hidden()) {
+        for (var i = 0; i < onlineUsers.length; i++) {
+            if (onlineUsers[i].id == personalInfo.id) {
+                onlineUsers[i].cursor = editor.getCursor();
+            }
+        }
+        personalInfo['cursor'] = editor.getCursor();
+        socket.emit('cursor activity', editor.getCursor());
+    }
 }
 editor.on('blur', function (cm) {
+    for (var i = 0; i < onlineUsers.length; i++) {
+        if (onlineUsers[i].id == personalInfo.id) {
+            onlineUsers[i].cursor = null;
+        }
+    }
+    personalInfo['cursor'] = null;
     socket.emit('cursor blur');
 });
 
 function saveInfo() {
+    var scrollbarStyle = editor.getOption('scrollbarStyle');
     var left = $(document.body).scrollLeft();
     var top = $(document.body).scrollTop();
     switch (currentMode) {
     case modeType.edit:
-        //lastInfo.edit.scroll.left = left;
-        //lastInfo.edit.scroll.top = top;
-        lastInfo.edit.scroll = editor.getScrollInfo();
+        if (scrollbarStyle == 'native') {
+            lastInfo.edit.scroll.left = left;
+            lastInfo.edit.scroll.top = top;
+        } else {
+            lastInfo.edit.scroll = editor.getScrollInfo();
+        }
         break;
     case modeType.view:
         lastInfo.view.scroll.left = left;
@@ -647,6 +1199,7 @@ function saveInfo() {
 }
 
 function restoreInfo() {
+    var scrollbarStyle = editor.getOption('scrollbarStyle');
     if (lastInfo.needRestore) {
         var line = lastInfo.edit.cursor.line;
         var ch = lastInfo.edit.cursor.ch;
@@ -654,12 +1207,15 @@ function restoreInfo() {
 
         switch (currentMode) {
         case modeType.edit:
-            //$(document.body).scrollLeft(lastInfo.edit.scroll.left);
-            //$(document.body).scrollTop(lastInfo.edit.scroll.top);
-            var left = lastInfo.edit.scroll.left;
-            var top = lastInfo.edit.scroll.top;
-            editor.scrollIntoView();
-            editor.scrollTo(left, top);
+            if (scrollbarStyle == 'native') {
+                $(document.body).scrollLeft(lastInfo.edit.scroll.left);
+                $(document.body).scrollTop(lastInfo.edit.scroll.top);
+            } else {
+                var left = lastInfo.edit.scroll.left;
+                var top = lastInfo.edit.scroll.top;
+                editor.scrollIntoView();
+                editor.scrollTo(left, top);
+            }
             break;
         case modeType.view:
             $(document.body).scrollLeft(lastInfo.view.scroll.left);
@@ -685,15 +1241,19 @@ var finishChangeTimer = null;
 var input = editor.getInputField();
 //user is "finished typing," do something
 function doneTyping() {
+    emitRefresh();
     updateView();
-    var value = editor.getValue();
-    socket.emit('refresh', LZString.compressToBase64(value));
 }
 
 function finishChange() {
     updateView();
 }
 
+function emitRefresh() {
+    var value = editor.getValue();
+    socket.emit('refresh', LZString.compressToUTF16(value));
+}
+
 var lastResult = null;
 
 function updateView() {
@@ -703,12 +1263,22 @@ function updateView() {
     //ui.area.markdown.html(result);
     //finishView(ui.area.markdown);
     partialUpdate(result, lastResult, ui.area.markdown.children().toArray());
-    lastResult = $(result).clone(true);
+    if (result && lastResult && result.length != lastResult.length)
+        updateDataAttrs(result, ui.area.markdown.children().toArray());
+    lastResult = $(result).clone();
     finishView(ui.area.view);
     writeHistory(ui.area.markdown);
     isDirty = false;
-    emitUserStatus();
     clearMap();
+    buildMap();
+}
+
+function updateDataAttrs(src, des) {
+    //sync data attr startline and endline
+    for (var i = 0; i < src.length; i++) {
+        copyAttribute(src[i], des[i], 'data-startline');
+        copyAttribute(src[i], des[i], 'data-endline');
+    }
 }
 
 function partialUpdate(src, tar, des) {
@@ -733,8 +1303,8 @@ function partialUpdate(src, tar, des) {
         var end = 0;
         //find diff start position
         for (var i = 0; i < tar.length; i++) {
-            copyAttribute(src[i], des[i], 'data-startline');
-            copyAttribute(src[i], des[i], 'data-endline');
+            //copyAttribute(src[i], des[i], 'data-startline');
+            //copyAttribute(src[i], des[i], 'data-endline');
             var rawSrc = cloneAndRemoveDataAttr(src[i]);
             var rawTar = cloneAndRemoveDataAttr(tar[i]);
             if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
@@ -746,8 +1316,8 @@ function partialUpdate(src, tar, des) {
         var srcEnd = 0;
         var tarEnd = 0;
         for (var i = 0; i < src.length; i++) {
-            copyAttribute(src[i], des[i], 'data-startline');
-            copyAttribute(src[i], des[i], 'data-endline');
+            //copyAttribute(src[i], des[i], 'data-startline');
+            //copyAttribute(src[i], des[i], 'data-endline');
             var rawSrc = cloneAndRemoveDataAttr(src[i]);
             var rawTar = cloneAndRemoveDataAttr(tar[i]);
             if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
@@ -759,8 +1329,8 @@ function partialUpdate(src, tar, des) {
         for (var i = 1; i <= tar.length + 1; i++) {
             var srcLength = src.length;
             var tarLength = tar.length;
-            copyAttribute(src[srcLength - i], des[srcLength - i], 'data-startline');
-            copyAttribute(src[srcLength - i], des[srcLength - i], 'data-endline');
+            //copyAttribute(src[srcLength - i], des[srcLength - i], 'data-startline');
+            //copyAttribute(src[srcLength - i], des[srcLength - i], 'data-endline');
             var rawSrc = cloneAndRemoveDataAttr(src[srcLength - i]);
             var rawTar = cloneAndRemoveDataAttr(tar[tarLength - i]);
             if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
@@ -772,8 +1342,8 @@ function partialUpdate(src, tar, des) {
         for (var i = 1; i <= src.length + 1; i++) {
             var srcLength = src.length;
             var tarLength = tar.length;
-            copyAttribute(src[srcLength - i], des[srcLength - i], 'data-startline');
-            copyAttribute(src[srcLength - i], des[srcLength - i], 'data-endline');
+            //copyAttribute(src[srcLength - i], des[srcLength - i], 'data-startline');
+            //copyAttribute(src[srcLength - i], des[srcLength - i], 'data-endline');
             var rawSrc = cloneAndRemoveDataAttr(src[srcLength - i]);
             var rawTar = cloneAndRemoveDataAttr(tar[tarLength - i]);
             if (!rawSrc || !rawTar || rawSrc.outerHTML != rawTar.outerHTML) {
@@ -805,12 +1375,12 @@ function partialUpdate(src, tar, des) {
         var repeatDiff = Math.abs(srcEnd - tarEnd) - 1;
         //push new elements
         var newElements = [];
-        if(srcEnd >= start) {
+        if (srcEnd >= start) {
             for (var j = start; j <= srcEnd; j++) {
                 if (!src[j]) continue;
                 newElements.push(src[j].outerHTML);
             }
-        } else if(repeatAdd) {
+        } else if (repeatAdd) {
             for (var j = srcEnd - repeatDiff; j <= srcEnd; j++) {
                 if (!des[j]) continue;
                 newElements.push(des[j].outerHTML);
@@ -818,12 +1388,12 @@ function partialUpdate(src, tar, des) {
         }
         //push remove elements
         var removeElements = [];
-        if(tarEnd >= start) {
+        if (tarEnd >= start) {
             for (var j = start; j <= tarEnd; j++) {
                 if (!des[j]) continue;
                 removeElements.push(des[j]);
             }
-        } else if(!repeatAdd) {
+        } else if (!repeatAdd) {
             for (var j = start; j <= start + repeatDiff; j++) {
                 if (!des[j]) continue;
                 removeElements.push(des[j]);
@@ -853,7 +1423,7 @@ function partialUpdate(src, tar, des) {
 
 function cloneAndRemoveDataAttr(el) {
     if (!el) return;
-    var rawEl = $(el).clone(true)[0];
+    var rawEl = $(el).clone()[0];
     rawEl.removeAttribute('data-startline');
     rawEl.removeAttribute('data-endline');
     return rawEl;
@@ -862,4 +1432,229 @@ function cloneAndRemoveDataAttr(el) {
 function copyAttribute(src, des, attr) {
     if (src && src.getAttribute(attr) && des)
         des.setAttribute(attr, src.getAttribute(attr));
-}
\ No newline at end of file
+}
+
+if ($('.cursor-menu').length <= 0) {
+    $("<div class='cursor-menu'>").insertAfter('.CodeMirror-cursors');
+}
+
+var upSideDown = false;
+var menuMargin = 60;
+
+function checkCursorMenu() {
+    var dropdown = $('.cursor-menu .dropdown-menu');
+    var cursor = editor.getCursor();
+    var scrollInfo = editor.getScrollInfo();
+    if (!dropdown.hasClass('other-cursor'))
+        dropdown.addClass('other-cursor');
+    dropdown.attr('data-line', cursor.line);
+    dropdown.attr('data-ch', cursor.ch);
+    var coord = editor.charCoords({
+        line: cursor.line,
+        ch: cursor.ch
+    }, 'windows');
+    var viewport = editor.getViewport();
+    var viewportHeight = (viewport.to - viewport.from) * editor.defaultTextHeight();
+    var editorWidth = ui.area.codemirror.width();
+    var editorHeight = ui.area.codemirror.height();
+    var width = dropdown.width();
+    var height = dropdown.height();
+    var left = coord.left;
+    var top = coord.top;
+    var offsetLeft = 0;
+    var offsetTop = defaultTextHeight;
+    if (left + width + offsetLeft > editorWidth - menuMargin)
+        offsetLeft = -(left + width - editorWidth + menuMargin);
+    if (top + height + offsetTop > Math.max(viewportHeight, editorHeight) + menuMargin && top - height > menuMargin) {
+        offsetTop = -(height + defaultTextHeight);
+        upSideDown = true;
+    } else {
+        upSideDown = false;
+    }
+    dropdown.attr('data-offset-left', offsetLeft);
+    dropdown.attr('data-offset-top', offsetTop);
+    dropdown[0].style.left = left + offsetLeft + 'px';
+    dropdown[0].style.top = top + offsetTop + 'px';
+}
+
+var isInCode = false;
+
+function check(text) {
+    var cursor = editor.getCursor();
+    text = [];
+    for (var i = 0; i < cursor.line; i++)
+        text.push(editor.getLine(i));
+    text = text.join('\n') + '\n' + editor.getLine(cursor.line).slice(0, cursor.ch);
+    //console.log(text);
+    var match;
+    match = text.match(/`{3,}/g);
+    if (match && match.length % 2) {
+        isInCode = true;
+    } else {
+        match = text.match(/`/g);
+        if (match && match.length % 2) {
+            isInCode = true;
+        } else {
+            isInCode = false;
+        }
+    }
+}
+
+$(editor.getInputField())
+    .textcomplete([
+        { // emoji strategy
+            match: /(?:^|\n|)\B:([\-+\w]*)$/,
+            search: function (term, callback) {
+                callback($.map(emojify.emojiNames, function (emoji) {
+                    return emoji.indexOf(term) === 0 ? emoji : null;
+                }));
+                checkCursorMenu();
+            },
+            template: function (value) {
+                return '<img class="emoji" src="/vendor/emojify/images/' + value + '.png"></img> ' + value;
+            },
+            replace: function (value) {
+                return ':' + value + ':';
+            },
+            index: 1,
+            context: function (text) {
+                check(text);
+                return !isInCode;
+            }
+    },
+        { // Code block language strategy
+            langs: supportCodeModes,
+            match: /(^|\n)```(\w*)$/,
+            search: function (term, callback) {
+                callback($.map(this.langs, function (lang) {
+                    return lang.indexOf(term) === 0 ? lang : null;
+                }));
+                checkCursorMenu();
+            },
+            replace: function (lang) {
+                return '$1```' + lang + '=\n\n```';
+            },
+            done: function () {
+                editor.doc.cm.moveV(-1, "line");
+            },
+            context: function () {
+                return isInCode;
+            }
+    },
+        { //header
+            match: /(?:^|\n)(\s{0,3})(#{1,6}\w*)$/,
+            search: function (term, callback) {
+                callback($.map(supportHeaders, function (header) {
+                    return header.search.indexOf(term) === 0 ? header.text : null;
+                }));
+                checkCursorMenu();
+            },
+            replace: function (value) {
+                return '$1' + value;
+            },
+            context: function (text) {
+                return !isInCode;
+            }
+    },
+        { //referral
+            match: /(^|\n|\s)(\!|\!|\[\])(\w*)$/,
+            search: function (term, callback) {
+                callback($.map(supportReferrals, function (referral) {
+                    return referral.search.indexOf(term) === 0 ? referral.text : null;
+                }));
+                checkCursorMenu();
+            },
+            replace: function (value) {
+                return '$1' + value;
+            },
+            context: function (text) {
+                return !isInCode;
+            }
+    },
+        { //externals
+            match: /(^|\n|\s)\{\}(\w*)$/,
+            search: function (term, callback) {
+                callback($.map(supportExternals, function (external) {
+                    return external.search.indexOf(term) === 0 ? external.text : null;
+                }));
+                checkCursorMenu();
+            },
+            replace: function (value) {
+                return '$1' + value;
+            },
+            context: function (text) {
+                return !isInCode;
+            }
+    },
+        { //blockquote personal info & general info
+            match: /(^|\n|\s|\>.*)\[(\w*)=$/,
+            search: function (term, callback) {
+                var list = typeof personalInfo[term] != 'undefined' ? [personalInfo[term]] : [];
+                $.map(supportGenerals, function (general) {
+                    if (general.search.indexOf(term) === 0)
+                        list.push(general.command());
+                });
+                callback(list);
+                checkCursorMenu();
+            },
+            replace: function (value) {
+                return '$1[$2=' + value;
+            },
+            context: function (text) {
+                return !isInCode;
+            }
+    },
+        { //blockquote quick start tag
+            match: /(^.*(?!>)\n|)(\>\s{0,1})$/,
+            search: function (term, callback) {
+                var self = '[name=' + personalInfo.name + '] [time=' + moment().format('llll') + '] [color=' + personalInfo.color + ']';
+                callback([self]);
+                checkCursorMenu();
+            },
+            template: function (value) {
+                return '[Your name, time, color tags]';
+            },
+            replace: function (value) {
+                return '$1$2' + value;
+            },
+            context: function (text) {
+                return !isInCode;
+            }
+    }
+], {
+        appendTo: $('.cursor-menu')
+    })
+    .on({
+        'textComplete:select': function (e, value, strategy) {
+            //NA
+        },
+        'textComplete:show': function (e) {
+            checkCursorMenu();
+            $(this).data('autocompleting', true);
+            editor.setOption("extraKeys", {
+                "Up": function () {
+                    return CodeMirror.PASS;
+                },
+                "Right": function () {
+                    editor.doc.cm.execCommand("goCharRight");
+                },
+                "Down": function () {
+                    return CodeMirror.PASS;
+                },
+                "Left": function () {
+                    editor.doc.cm.execCommand("goCharLeft");
+                },
+                "Enter": function () {
+                    return CodeMirror.PASS;
+                },
+                "Backspace": function () {
+                    editor.doc.cm.execCommand("delCharBefore");
+                    checkCursorMenu();
+                }
+            });
+        },
+        'textComplete:hide': function (e) {
+            $(this).data('autocompleting', false);
+            editor.setOption("extraKeys", defaultExtraKeys);
+        }
+    });
\ No newline at end of file
diff --git a/public/js/syncscroll.js b/public/js/syncscroll.js
index 3d97324c..4dee0996 100644
--- a/public/js/syncscroll.js
+++ b/public/js/syncscroll.js
@@ -144,10 +144,14 @@ md.renderer.rules.code = function (tokens, idx /*, options, env */ ) {
     return '<code>' + Remarkable.utils.escapeHtml(tokens[idx].content) + '</code>';
 };
 
+//var editorScrollThrottle = 100;
+var buildMapThrottle = 100;
+
 var viewScrolling = false;
 var viewScrollingDelay = 200;
 var viewScrollingTimer = null;
 
+//editor.on('scroll', _.throttle(syncScrollToView, editorScrollThrottle));
 editor.on('scroll', syncScrollToView);
 ui.area.view.on('scroll', function () {
     viewScrolling = true;
@@ -168,10 +172,12 @@ function clearMap() {
     lineHeightMap = null;
 }
 
+var buildMap = _.throttle(buildMapInner, buildMapThrottle);
+
 // Build offsets for each line (lines can be wrapped)
 // That's a bit dirty to process each line everytime, but ok for demo.
 // Optimizations are required only for big texts.
-function buildMap() {
+function buildMapInner(syncBack) {
     var i, offset, nonEmptyList, pos, a, b, _lineHeightMap, linesCount,
         acc, sourceLikeDiv, textarea = ui.area.codemirror,
         wrap = $('.CodeMirror-wrap pre'),
@@ -182,8 +188,6 @@ function buildMap() {
         visibility: 'hidden',
         height: 'auto',
         width: wrap.width(),
-        padding: wrap.css('padding'),
-        margin: wrap.css('margin'),
         'font-size': textarea.css('font-size'),
         'font-family': textarea.css('font-family'),
         'line-height': textarea.css('line-height'),
@@ -198,21 +202,23 @@ function buildMap() {
     _lineHeightMap = [];
 
     acc = 0;
-    editor.getValue().split('\n').forEach(function (str) {
+    var lines = editor.getValue().split('\n');
+    for (i = 0; i < lines.length; i++) {
+        var str = lines[i];
         var h, lh;
 
         _lineHeightMap.push(acc);
 
         if (str.length === 0) {
             acc++;
-            return;
+            continue;
         }
 
         sourceLikeDiv.text(str);
         h = parseFloat(sourceLikeDiv.css('height'));
         lh = parseFloat(sourceLikeDiv.css('line-height'));
         acc += Math.round(h / lh);
-    });
+    }
     sourceLikeDiv.remove();
     _lineHeightMap.push(acc);
     linesCount = acc;
@@ -224,9 +230,10 @@ function buildMap() {
     nonEmptyList.push(0);
     _scrollMap[0] = 0;
 
-    ui.area.markdown.find('.part').each(function (n, el) {
-        var $el = $(el),
-            t = $el.data('startline') - 1;
+    var parts = ui.area.markdown.find('.part').toArray();
+    for (i = 0; i < parts.length; i++) {
+        var $el = $(parts[i]),
+            t = $el.attr('data-startline') - 1;
         if (t === '') {
             return;
         }
@@ -235,7 +242,7 @@ function buildMap() {
             nonEmptyList.push(t);
         }
         _scrollMap[t] = Math.round($el.offset().top + offset);
-    });
+    }
 
     nonEmptyList.push(linesCount);
     _scrollMap[linesCount] = ui.area.view[0].scrollHeight;
@@ -256,6 +263,9 @@ function buildMap() {
 
     scrollMap = _scrollMap;
     lineHeightMap = _lineHeightMap;
+
+    if(loaded && syncBack)
+        syncScrollToView();
 }
 
 function getPartByEditorLineNo(lineNo) {
@@ -290,20 +300,20 @@ function getEditorLineNoByTop(top) {
     return null;
 }
 
-function syncScrollToView(_lineNo) {
+function syncScrollToView(event, _lineNo) {
+    if (currentMode != modeType.both) return;
     var lineNo, posTo;
     var scrollInfo = editor.getScrollInfo();
     if (!scrollMap || !lineHeightMap) {
-        buildMap();
+        buildMap(true);
+        return;
     }
-    if (typeof _lineNo != "number") {
+    if (!_lineNo) {
         var topDiffPercent, posToNextDiff;
         var textHeight = editor.defaultTextHeight();
         lineNo = Math.floor(scrollInfo.top / textHeight);
-        var lineCount = editor.lineCount();
-        var lastLineHeight = editor.getLineHandle(lineCount - 1).height;
-        //if reach last line, then scroll to end
-        if (scrollInfo.top + scrollInfo.clientHeight >= scrollInfo.height - lastLineHeight) {
+        //if reach bottom, then scroll to end
+        if (scrollInfo.top + scrollInfo.clientHeight >= scrollInfo.height - defaultTextHeight) {
             posTo = ui.area.view[0].scrollHeight - ui.area.view.height();
         } else {
             topDiffPercent = (scrollInfo.top % textHeight) / textHeight;
@@ -316,12 +326,18 @@ function syncScrollToView(_lineNo) {
         posTo = scrollMap[lineHeightMap[_lineNo]];
     }
     var posDiff = Math.abs(ui.area.view.scrollTop() - posTo);
+    var duration = posDiff / 50;
+    ui.area.view.stop(true, true).animate({
+        scrollTop: posTo
+    }, duration >= 100 ? duration : 100, "linear");
+    /*
     if (posDiff > scrollInfo.clientHeight / 5) {
         var duration = posDiff / 50;
-        ui.area.view.stop(true).animate({
+        ui.area.view.stop(true, true).animate({
             scrollTop: posTo
-        }, duration >= 50 ? duration : 100, "linear");
+        }, duration >= 100 ? duration : 100, "linear");
     } else {
-        ui.area.view.stop(true).scrollTop(posTo);
+        ui.area.view.stop(true, true).scrollTop(posTo);
     }
+    */
 }
\ No newline at end of file
diff --git a/public/vendor/codemirror/addon/edit/closebrackets.js b/public/vendor/codemirror/addon/edit/closebrackets.js
index 2bbc6f2a..35b5b32c 100755
--- a/public/vendor/codemirror/addon/edit/closebrackets.js
+++ b/public/vendor/codemirror/addon/edit/closebrackets.js
@@ -63,7 +63,7 @@
     }
     for (var i = ranges.length - 1; i >= 0; i--) {
       var cur = ranges[i].head;
-      cm.replaceRange("", Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1));
+      cm.replaceRange("", Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1), "+delete");
     }
   }
 
@@ -79,7 +79,7 @@
       if (!around || explode.indexOf(around) % 2 != 0) return CodeMirror.Pass;
     }
     cm.operation(function() {
-      cm.replaceSelection("\n\n", null);
+      cm.replaceSelection("\n\n", null, "+input");
       cm.execCommand("goCharLeft");
       ranges = cm.listSelections();
       for (var i = 0; i < ranges.length; i++) {
@@ -144,12 +144,12 @@
         var sels = cm.getSelections();
         for (var i = 0; i < sels.length; i++)
           sels[i] = left + sels[i] + right;
-        cm.replaceSelections(sels, "around");
+        cm.replaceSelections(sels, "around", "+input");
       } else if (type == "both") {
-        cm.replaceSelection(left + right, null);
+        cm.replaceSelection(left + right, null, "+input");
         cm.execCommand("goCharLeft");
       } else if (type == "addFour") {
-        cm.replaceSelection(left + left + left + left, "before");
+        cm.replaceSelection(left + left + left + left, "before", "+input");
         cm.execCommand("goCharRight");
       }
     });
diff --git a/public/vendor/codemirror/addon/edit/continuelist.js b/public/vendor/codemirror/addon/edit/continuelist.js
index 930c7324..e21d0f95 100755
--- a/public/vendor/codemirror/addon/edit/continuelist.js
+++ b/public/vendor/codemirror/addon/edit/continuelist.js
@@ -11,8 +11,8 @@
 })(function(CodeMirror) {
   "use strict";
 
-  var listRE = /^(\s*)(>[> ]*|[*+-]\s|(\d+)\.)(\s*)/,
-      emptyListRE = /^(\s*)(>[> ]*|[*+-]|(\d+)\.)(\s*)$/,
+  var listRE = /^(\s*)(>[> ]*|[*+-]\s|(\d+)\.)(\[\s\]\s|\[x\]\s|\s*)/,
+      emptyListRE = /^(\s*)(>[> ]*|[*+-]\s|(\d+)\.)(\[\s\]\s*|\[x\]\s|\s*)$/,
       unorderedListRE = /[*+-]\s/;
 
   CodeMirror.commands.newlineAndIndentContinueMarkdownList = function(cm) {
diff --git a/public/vendor/codemirror/codemirror.min.js b/public/vendor/codemirror/codemirror.min.js
index cf0f0468..24a84d1a 100644
--- a/public/vendor/codemirror/codemirror.min.js
+++ b/public/vendor/codemirror/codemirror.min.js
@@ -1,14 +1,17 @@
-!function(e){if("object"==typeof exports&&"object"==typeof module)module.exports=e();else{if("function"==typeof define&&define.amd)return define([],e);this.CodeMirror=e()}}(function(){"use strict";function e(n,r){if(!(this instanceof e))return new e(n,r);this.options=r=r?Di(r):{},Di(Ko,r,!1),h(r);var i=r.value;"string"==typeof i&&(i=new va(i,r.mode)),this.doc=i;var o=new e.inputStyles[r.inputStyle](this),a=this.display=new t(n,i,o);a.wrapper.CodeMirror=this,c(this),l(this),r.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),r.autofocus&&!Co&&a.input.focus(),v(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:!1,cutIncoming:!1,draggingText:!1,highlight:new Li,keySeq:null,specialChars:null};var s=this;ho&&11>po&&setTimeout(function(){s.display.input.reset(!0)},20),jt(this),Vi(),yt(this),this.curOp.forceUpdate=!0,Gr(this,i),r.autofocus&&!Co||s.hasFocus()?setTimeout(Wi(hn,this),20):pn(this);for(var u in $o)$o.hasOwnProperty(u)&&$o[u](this,r[u],Xo);k(this),r.finishInit&&r.finishInit(this);for(var f=0;f<Jo.length;++f)Jo[f](this);xt(this),mo&&r.lineWrapping&&"optimizelegibility"==getComputedStyle(a.lineDiv).textRendering&&(a.lineDiv.style.textRendering="auto")}function t(e,t,n){var r=this;this.input=n,r.scrollbarFiller=Hi("div",null,"CodeMirror-scrollbar-filler"),r.scrollbarFiller.setAttribute("cm-not-content","true"),r.gutterFiller=Hi("div",null,"CodeMirror-gutter-filler"),r.gutterFiller.setAttribute("cm-not-content","true"),r.lineDiv=Hi("div",null,"CodeMirror-code"),r.selectionDiv=Hi("div",null,null,"position: relative; z-index: 1"),r.cursorDiv=Hi("div",null,"CodeMirror-cursors"),r.measure=Hi("div",null,"CodeMirror-measure"),r.lineMeasure=Hi("div",null,"CodeMirror-measure"),r.lineSpace=Hi("div",[r.measure,r.lineMeasure,r.selectionDiv,r.cursorDiv,r.lineDiv],null,"position: relative; outline: none"),r.mover=Hi("div",[Hi("div",[r.lineSpace],"CodeMirror-lines")],null,"position: relative"),r.sizer=Hi("div",[r.mover],"CodeMirror-sizer"),r.sizerWidth=null,r.heightForcer=Hi("div",null,null,"position: absolute; height: "+Ta+"px; width: 1px;"),r.gutters=Hi("div",null,"CodeMirror-gutters"),r.lineGutter=null,r.scroller=Hi("div",[r.sizer,r.heightForcer,r.gutters],"CodeMirror-scroll"),r.scroller.setAttribute("tabIndex","-1"),r.wrapper=Hi("div",[r.scrollbarFiller,r.gutterFiller,r.scroller],"CodeMirror"),ho&&8>po&&(r.gutters.style.zIndex=-1,r.scroller.style.paddingRight=0),mo||co&&Co||(r.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(r.wrapper):e(r.wrapper)),r.viewFrom=r.viewTo=t.first,r.reportedViewFrom=r.reportedViewTo=t.first,r.view=[],r.renderedView=null,r.externalMeasured=null,r.viewOffset=0,r.lastWrapHeight=r.lastWrapWidth=0,r.updateLineNumbers=null,r.nativeBarWidth=r.barHeight=r.barWidth=0,r.scrollbarsClipped=!1,r.lineNumWidth=r.lineNumInnerWidth=r.lineNumChars=null,r.alignWidgets=!1,r.cachedCharWidth=r.cachedTextHeight=r.cachedPaddingH=null,r.maxLine=null,r.maxLineLength=0,r.maxLineChanged=!1,r.wheelDX=r.wheelDY=r.wheelStartX=r.wheelStartY=null,r.shift=!1,r.selForContextMenu=null,r.activeTouch=null,n.init(r)}function n(t){t.doc.mode=e.getMode(t.options,t.doc.modeOption),r(t)}function r(e){e.doc.iter(function(e){e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null)}),e.doc.frontier=e.doc.first,Fe(e,100),e.state.modeGen++,e.curOp&&Dt(e)}function i(e){e.options.lineWrapping?(qa(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(Ra(e.display.wrapper,"CodeMirror-wrap"),d(e)),a(e),Dt(e),ot(e),setTimeout(function(){y(e)},100)}function o(e){var t=gt(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/vt(e.display)-3);return function(i){if(yr(e.doc,i))return 0;var o=0;if(i.widgets)for(var a=0;a<i.widgets.length;a++)i.widgets[a].height&&(o+=i.widgets[a].height);return n?o+(Math.ceil(i.text.length/r)||1)*t:o+t}}function a(e){var t=e.doc,n=o(e);t.iter(function(e){var t=n(e);t!=e.height&&Yr(e,t)})}function l(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ot(e)}function s(e){c(e),Dt(e),setTimeout(function(){w(e)},20)}function c(e){var t=e.display.gutters,n=e.options.gutters;Bi(t);for(var r=0;r<n.length;++r){var i=n[r],o=t.appendChild(Hi("div",null,"CodeMirror-gutter "+i));"CodeMirror-linenumbers"==i&&(e.display.lineGutter=o,o.style.width=(e.display.lineNumWidth||1)+"px")}t.style.display=r?"":"none",u(e)}function u(e){var t=e.display.gutters.offsetWidth;e.display.sizer.style.marginLeft=t+"px"}function f(e){if(0==e.height)return 0;for(var t,n=e.text.length,r=e;t=fr(r);){var i=t.find(0,!0);r=i.from.line,n+=i.from.ch-i.to.ch}for(r=e;t=dr(r);){var i=t.find(0,!0);n-=r.text.length-i.from.ch,r=i.to.line,n+=r.text.length-i.to.ch}return n}function d(e){var t=e.display,n=e.doc;t.maxLine=Kr(n,n.first),t.maxLineLength=f(t.maxLine),t.maxLineChanged=!0,n.iter(function(e){var n=f(e);n>t.maxLineLength&&(t.maxLineLength=n,t.maxLine=e)})}function h(e){var t=Oi(e.gutters,"CodeMirror-linenumbers");-1==t&&e.lineNumbers?e.gutters=e.gutters.concat(["CodeMirror-linenumbers"]):t>-1&&!e.lineNumbers&&(e.gutters=e.gutters.slice(0),e.gutters.splice(t,1))}function p(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+Re(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Ue(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}function m(e,t,n){this.cm=n;var r=this.vert=Hi("div",[Hi("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=Hi("div",[Hi("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");e(r),e(i),Ca(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),Ca(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedOverlay=!1,ho&&8>po&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")}function g(){}function v(t){t.display.scrollbars&&(t.display.scrollbars.clear(),t.display.scrollbars.addClass&&Ra(t.display.wrapper,t.display.scrollbars.addClass)),t.display.scrollbars=new e.scrollbarModel[t.options.scrollbarStyle](function(e){t.display.wrapper.insertBefore(e,t.display.scrollbarFiller),Ca(e,"mousedown",function(){t.state.focused&&setTimeout(function(){t.display.input.focus()},0)}),e.setAttribute("cm-not-content","true")},function(e,n){"horizontal"==n?en(t,e):Jt(t,e)},t),t.display.scrollbars.addClass&&qa(t.display.wrapper,t.display.scrollbars.addClass)}function y(e,t){t||(t=p(e));var n=e.display.barWidth,r=e.display.barHeight;b(e,t);for(var i=0;4>i&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&P(e),b(e,p(e)),n=e.display.barWidth,r=e.display.barHeight}function b(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}function x(e,t,n){var r=n&&null!=n.top?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-_e(e));var i=n&&null!=n.bottom?n.bottom:r+e.wrapper.clientHeight,o=Qr(t,r),a=Qr(t,i);if(n&&n.ensure){var l=n.ensure.from.line,s=n.ensure.to.line;o>l?(o=l,a=Qr(t,Jr(Kr(t,l))+e.wrapper.clientHeight)):Math.min(s,t.lastLine())>=a&&(o=Qr(t,Jr(Kr(t,s))-e.wrapper.clientHeight),a=s)}return{from:o,to:Math.max(a,o+1)}}function w(e){var t=e.display,n=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var r=S(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,o=r+"px",a=0;a<n.length;a++)if(!n[a].hidden){e.options.fixedGutter&&n[a].gutter&&(n[a].gutter.style.left=o);var l=n[a].alignable;if(l)for(var s=0;s<l.length;s++)l[s].style.left=o}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}}function k(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=C(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(Hi("div",[Hi("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),o=i.firstChild.offsetWidth,a=i.offsetWidth-o;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(o,r.lineGutter.offsetWidth-a)+1,r.lineNumWidth=r.lineNumInnerWidth+a,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",u(e),!0}return!1}function C(e,t){return String(e.lineNumberFormatter(t+e.firstLineNumber))}function S(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function L(e,t,n){var r=e.display;this.viewport=t,this.visible=x(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=Ve(e),this.force=n,this.dims=D(e),this.events=[]}function M(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Ue(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Ue(e)+"px",t.scrollbarsClipped=!0)}function T(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Et(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&0==Bt(e))return!1;k(e)&&(Et(e),t.dims=D(e));var i=r.first+r.size,o=Math.max(t.visible.from-e.options.viewportMargin,r.first),a=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<o&&o-n.viewFrom<20&&(o=Math.max(r.first,n.viewFrom)),n.viewTo>a&&n.viewTo-a<20&&(a=Math.min(i,n.viewTo)),No&&(o=gr(e.doc,o),a=vr(e.doc,a));var l=o!=n.viewFrom||a!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Ht(e,o,a),n.viewOffset=Jr(Kr(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var s=Bt(e);if(!l&&0==s&&!t.force&&n.renderedView==n.view&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo))return!1;var c=_i();return s>4&&(n.lineDiv.style.display="none"),W(e,n.updateLineNumbers,t.dims),s>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,c&&_i()!=c&&c.offsetHeight&&c.focus(),Bi(n.cursorDiv),Bi(n.selectionDiv),n.gutters.style.height=0,l&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,Fe(e,400)),n.updateLineNumbers=null,!0}function A(e,t){for(var n=t.force,r=t.viewport,i=!0;;i=!1){if(i&&e.options.lineWrapping&&t.oldDisplayWidth!=Ve(e))n=!0;else if(n=!1,r&&null!=r.top&&(r={top:Math.min(e.doc.height+Re(e.display)-Ge(e),r.top)}),t.visible=x(e.display,e.doc,r),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break;if(!T(e,t))break;P(e);var o=p(e);ze(e),N(e,o),y(e,o)}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function O(e,t){var n=new L(e,t);if(T(e,n)){P(e),A(e,n);var r=p(e);ze(e),N(e,r),y(e,r),n.finish()}}function N(e,t){e.display.sizer.style.minHeight=t.docHeight+"px";var n=t.docHeight+e.display.barHeight;e.display.heightForcer.style.top=n+"px",e.display.gutters.style.height=Math.max(n+Ue(e),t.clientHeight)+"px"}function P(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i,o=t.view[r];if(!o.hidden){if(ho&&8>po){var a=o.node.offsetTop+o.node.offsetHeight;i=a-n,n=a}else{var l=o.node.getBoundingClientRect();i=l.bottom-l.top}var s=o.line.height-i;if(2>i&&(i=gt(t)),(s>.001||-.001>s)&&(Yr(o.line,i),z(o.line),o.rest))for(var c=0;c<o.rest.length;c++)z(o.rest[c])}}}function z(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t)e.widgets[t].height=e.widgets[t].node.offsetHeight}function D(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,o=t.gutters.firstChild,a=0;o;o=o.nextSibling,++a)n[e.options.gutters[a]]=o.offsetLeft+o.clientLeft+i,r[e.options.gutters[a]]=o.clientWidth;return{fixedPos:S(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function W(e,t,n){function r(t){var n=t.nextSibling;return mo&&So&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),n}for(var i=e.display,o=e.options.lineNumbers,a=i.lineDiv,l=a.firstChild,s=i.view,c=i.viewFrom,u=0;u<s.length;u++){var f=s[u];if(f.hidden);else if(f.node&&f.node.parentNode==a){for(;l!=f.node;)l=r(l);var d=o&&null!=t&&c>=t&&f.lineNumber;f.changes&&(Oi(f.changes,"gutter")>-1&&(d=!1),E(e,f,c,n)),d&&(Bi(f.lineNumber),f.lineNumber.appendChild(document.createTextNode(C(e.options,c)))),l=f.node.nextSibling}else{var h=q(e,f,c,n);a.insertBefore(h,l)}c+=f.size}for(;l;)l=r(l)}function E(e,t,n,r){for(var i=0;i<t.changes.length;i++){var o=t.changes[i];"text"==o?B(e,t):"gutter"==o?_(e,t,n,r):"class"==o?j(t):"widget"==o&&R(e,t,r)}t.changes=null}function I(e){return e.node==e.text&&(e.node=Hi("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),ho&&8>po&&(e.node.style.zIndex=2)),e.node}function F(e){var t=e.bgClass?e.bgClass+" "+(e.line.bgClass||""):e.line.bgClass;if(t&&(t+=" CodeMirror-linebackground"),e.background)t?e.background.className=t:(e.background.parentNode.removeChild(e.background),e.background=null);else if(t){var n=I(e);e.background=n.insertBefore(Hi("div",null,t),n.firstChild)}}function H(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Wr(e,t)}function B(e,t){var n=t.text.className,r=H(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,j(t)):n&&(t.text.className=n)}function j(e){F(e),e.line.wrapClass?I(e).className=e.line.wrapClass:e.node!=e.text&&(e.node.className="");var t=e.textClass?e.textClass+" "+(e.line.textClass||""):e.line.textClass;e.text.className=t||""}function _(e,t,n,r){t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null);var i=t.line.gutterMarkers;if(e.options.lineNumbers||i){var o=I(t),a=t.gutter=Hi("div",null,"CodeMirror-gutter-wrapper","left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px; width: "+r.gutterTotalWidth+"px");if(e.display.input.setUneditable(a),o.insertBefore(a,t.text),t.line.gutterClass&&(a.className+=" "+t.line.gutterClass),!e.options.lineNumbers||i&&i["CodeMirror-linenumbers"]||(t.lineNumber=a.appendChild(Hi("div",C(e.options,n),"CodeMirror-linenumber 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s=l[a],c=Hi("div",[s.node],"CodeMirror-linewidget");s.handleMouseEvents||c.setAttribute("cm-ignore-events","true"),G(s,c,n,r),e.display.input.setUneditable(c),i&&s.above?o.insertBefore(c,n.gutter||n.text):o.appendChild(c),bi(s,"redraw")}}function G(e,t,n,r){if(e.noHScroll){(n.alignable||(n.alignable=[])).push(t);var i=r.wrapperWidth;t.style.left=r.fixedPos+"px",e.coverGutter||(i-=r.gutterTotalWidth,t.style.paddingLeft=r.gutterTotalWidth+"px"),t.style.width=i+"px"}e.coverGutter&&(t.style.zIndex=5,t.style.position="relative",e.noHScroll||(t.style.marginLeft=-r.gutterTotalWidth+"px"))}function K(e){return Po(e.line,e.ch)}function X(e,t){return zo(e,t)<0?t:e}function Y(e,t){return zo(e,t)<0?e:t}function Z(e){e.state.focused||(e.display.input.focus(),hn(e))}function Q(e){return e.options.readOnly||e.doc.cantEdit}function J(e,t,n,r,i){var o=e.doc;e.display.shift=!1,r||(r=o.sel);var a=Ga(t),l=null;e.state.pasteIncoming&&r.ranges.length>1&&(Do&&Do.join("\n")==t?l=r.ranges.length%Do.length==0&&Ni(Do,Ga):a.length==r.ranges.length&&(l=Ni(a,function(e){return[e]})));for(var s=r.ranges.length-1;s>=0;s--){var c=r.ranges[s],u=c.from(),f=c.to();c.empty()&&(n&&n>0?u=Po(u.line,u.ch-n):e.state.overwrite&&!e.state.pasteIncoming&&(f=Po(f.line,Math.min(Kr(o,f.line).text.length,f.ch+Ai(a).length))));var d=e.curOp.updateInput,h={from:u,to:f,text:l?l[s%l.length]:a,origin:i||(e.state.pasteIncoming?"paste":e.state.cutIncoming?"cut":"+input")};if(kn(e.doc,h),bi(e,"inputRead",e,h),t&&!e.state.pasteIncoming&&e.options.electricChars&&e.options.smartIndent&&c.head.ch<100&&(!s||r.ranges[s-1].head.line!=c.head.line)){var p=e.getModeAt(c.head),m=Go(h),g=!1;if(p.electricChars){for(var v=0;v<p.electricChars.length;v++)if(t.indexOf(p.electricChars.charAt(v))>-1){g=In(e,m.line,"smart");break}}else p.electricInput&&p.electricInput.test(Kr(o,m.line).text.slice(0,m.ch))&&(g=In(e,m.line,"smart"));g&&bi(e,"electricInput",e,m.line)}}Wn(e),e.curOp.updateInput=d,e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=!1}function ee(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,o={anchor:Po(i,0),head:Po(i+1,0)};n.push(o),t.push(e.getRange(o.anchor,o.head))}return{text:t,ranges:n}}function te(e){e.setAttribute("autocorrect","off"),e.setAttribute("autocapitalize","off"),e.setAttribute("spellcheck","false")}function ne(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new Li,this.inaccurateSelection=!1,this.hasSelection=!1,this.composing=null}function re(){var e=Hi("textarea",null,null,"position: absolute; padding: 0; width: 1px; height: 1em; outline: none"),t=Hi("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return mo?e.style.width="1000px":e.setAttribute("wrap","off"),ko&&(e.style.border="1px 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me(e,t){if(t.line<e.first)return Po(e.first,0);var n=e.first+e.size-1;return t.line>n?Po(n,Kr(e,n).text.length):ge(t,Kr(e,t.line).text.length)}function ge(e,t){var n=e.ch;return null==n||n>t?Po(e.line,t):0>n?Po(e.line,0):e}function ve(e,t){return t>=e.first&&t<e.first+e.size}function ye(e,t){for(var n=[],r=0;r<t.length;r++)n[r]=me(e,t[r]);return n}function be(e,t,n,r){if(e.cm&&e.cm.display.shift||e.extend){var i=t.anchor;if(r){var o=zo(n,i)<0;o!=zo(r,i)<0?(i=n,n=r):o!=zo(n,r)<0&&(n=r)}return new fe(i,n)}return new fe(r||n,n)}function xe(e,t,n,r){Me(e,new ue([be(e,e.sel.primary(),t,n)],0),r)}function we(e,t,n){for(var r=[],i=0;i<e.sel.ranges.length;i++)r[i]=be(e,e.sel.ranges[i],t[i],null);var o=de(r,e.sel.primIndex);Me(e,o,n)}function ke(e,t,n,r){var i=e.sel.ranges.slice(0);i[t]=n,Me(e,de(i,e.sel.primIndex),r)}function Ce(e,t,n,r){Me(e,he(t,n),r)}function Se(e,t){var n={ranges:t.ranges,update:function(t){this.ranges=[];for(var n=0;n<t.length;n++)this.ranges[n]=new 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s=e[l],c=e[l+1];if(s>t?(i=0,o=1,a="left"):c>t?(i=t-s,o=i+1):(l==e.length-3||t==c&&e[l+3]>t)&&(o=c-s,i=o-1,t>=c&&(a="right")),null!=i){if(r=e[l+2],s==c&&n==(r.insertLeft?"left":"right")&&(a=n),"left"==n&&0==i)for(;l&&e[l-2]==e[l-3]&&e[l-1].insertLeft;)r=e[(l-=3)+2],a="left";if("right"==n&&i==c-s)for(;l<e.length-3&&e[l+3]==e[l+4]&&!e[l+5].insertLeft;)r=e[(l+=3)+2],a="right";break}}return{node:r,start:i,end:o,collapse:a,coverStart:s,coverEnd:c}}function tt(e,t,n,r){var i,o=et(t.map,n,r),a=o.node,l=o.start,s=o.end,c=o.collapse;if(3==a.nodeType){for(var u=0;4>u;u++){for(;l&&Fi(t.line.text.charAt(o.coverStart+l));)--l;for(;o.coverStart+s<o.coverEnd&&Fi(t.line.text.charAt(o.coverStart+s));)++s;if(ho&&9>po&&0==l&&s==o.coverEnd-o.coverStart)i=a.parentNode.getBoundingClientRect();else if(ho&&e.options.lineWrapping){var f=Ea(a,l,s).getClientRects();i=f.length?f["right"==r?f.length-1:0]:Fo}else 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ot(e){it(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function at(){return window.pageXOffset||(document.documentElement||document.body).scrollLeft}function lt(){return window.pageYOffset||(document.documentElement||document.body).scrollTop}function st(e,t,n,r){if(t.widgets)for(var i=0;i<t.widgets.length;++i)if(t.widgets[i].above){var o=wr(t.widgets[i]);n.top+=o,n.bottom+=o}if("line"==r)return n;r||(r="local");var a=Jr(t);if("local"==r?a+=_e(e.display):a-=e.display.viewOffset,"page"==r||"window"==r){var l=e.display.lineSpace.getBoundingClientRect();a+=l.top+("window"==r?0:lt());var s=l.left+("window"==r?0:at());n.left+=s,n.right+=s}return n.top+=a,n.bottom+=a,n}function ct(e,t,n){if("div"==n)return t;var r=t.left,i=t.top;if("page"==n)r-=at(),i-=lt();else if("local"==n||!n){var o=e.display.sizer.getBoundingClientRect();r+=o.left,i+=o.top}var a=e.display.lineSpace.getBoundingClientRect();return{left:r-a.left,top:i-a.top}}function ut(e,t,n,r,i){return r||(r=Kr(e.doc,t.line)),st(e,r,Ye(e,r,t.ch,i),n)}function ft(e,t,n,r,i,o){function a(t,a){var l=Je(e,i,t,a?"right":"left",o);return a?l.left=l.right:l.right=l.left,st(e,r,l,n)}function l(e,t){var n=s[t],r=n.level%2;return e==Zi(n)&&t&&n.level<s[t-1].level?(n=s[--t],e=Qi(n)-(n.level%2?0:1),r=!0):e==Qi(n)&&t<s.length-1&&n.level<s[t+1].level&&(n=s[++t],e=Zi(n)-n.level%2,r=!1),r&&e==n.to&&e>n.from?a(e-1):a(e,r)}r=r||Kr(e.doc,t.line),i||(i=Qe(e,r));var s=ei(r),c=t.ch;if(!s)return a(c);var u=oo(s,c),f=l(c,u);return null!=Za&&(f.other=l(c,Za)),f}function dt(e,t){var n=0,t=me(e.doc,t);e.options.lineWrapping||(n=vt(e.display)*t.ch);var r=Kr(e.doc,t.line),i=Jr(r)+_e(e.display);return{left:n,right:n,top:i,bottom:i+r.height}}function ht(e,t,n,r){var i=Po(e,t);return i.xRel=r,n&&(i.outside=!0),i}function pt(e,t,n){var r=e.doc;if(n+=e.display.viewOffset,0>n)return ht(r.first,0,!0,-1);var i=Qr(r,n),o=r.first+r.size-1;if(i>o)return ht(r.first+r.size-1,Kr(r,o).text.length,!0,1);0>t&&(t=0);for(var a=Kr(r,i);;){var l=mt(e,a,i,t,n),s=dr(a),c=s&&s.find(0,!0);if(!s||!(l.ch>c.from.ch||l.ch==c.from.ch&&l.xRel>0))return l;i=Zr(a=c.to.line)}}function mt(e,t,n,r,i){function o(r){var i=ft(e,Po(n,r),"line",t,c);return l=!0,a>i.bottom?i.left-s:a<i.top?i.left+s:(l=!1,i.left)}var a=i-Jr(t),l=!1,s=2*e.display.wrapper.clientWidth,c=Qe(e,t),u=ei(t),f=t.text.length,d=Ji(t),h=eo(t),p=o(d),m=l,g=o(h),v=l;if(r>g)return ht(n,h,v,1);for(;;){if(u?h==d||h==lo(t,d,1):1>=h-d){for(var y=p>r||g-r>=r-p?d:h,b=r-(y==d?p:g);Fi(t.text.charAt(y));)++y;var x=ht(n,y,y==d?m:v,-1>b?-1:b>1?1:0);return x}var w=Math.ceil(f/2),k=d+w;if(u){k=d;for(var C=0;w>C;++C)k=lo(t,k,1)}var S=o(k);S>r?(h=k,g=S,(v=l)&&(g+=1e3),f=w):(d=k,p=S,m=l,f-=w)}}function gt(e){if(null!=e.cachedTextHeight)return e.cachedTextHeight;if(null==Wo){Wo=Hi("pre");for(var t=0;49>t;++t)Wo.appendChild(document.createTextNode("x")),Wo.appendChild(Hi("br"));Wo.appendChild(document.createTextNode("x"))}ji(e.measure,Wo);var n=Wo.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),Bi(e.measure),n||1}function vt(e){if(null!=e.cachedCharWidth)return e.cachedCharWidth;var t=Hi("span","xxxxxxxxxx"),n=Hi("pre",[t]);ji(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function yt(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Bo},Ho?Ho.ops.push(e.curOp):e.curOp.ownsGroup=Ho={ops:[e.curOp],delayedCallbacks:[]}}function bt(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n]();for(var r=0;r<e.ops.length;r++){var i=e.ops[r];if(i.cursorActivityHandlers)for(;i.cursorActivityCalled<i.cursorActivityHandlers.length;)i.cursorActivityHandlers[i.cursorActivityCalled++](i.cm)}}while(n<t.length)}function xt(e){var t=e.curOp,n=t.ownsGroup;if(n)try{bt(n)}finally{Ho=null;for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;wt(n)}}function wt(e){for(var t=e.ops,n=0;n<t.length;n++)kt(t[n]);for(var n=0;n<t.length;n++)Ct(t[n]);for(var n=0;n<t.length;n++)St(t[n]);for(var n=0;n<t.length;n++)Lt(t[n]);for(var n=0;n<t.length;n++)Mt(t[n])}function kt(e){var t=e.cm,n=t.display;M(t),e.updateMaxLine&&d(t),e.mustUpdate=e.viewChanged||e.forceUpdate||null!=e.scrollTop||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new L(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function Ct(e){e.updatedDisplay=e.mustUpdate&&T(e.cm,e.update)}function St(e){var t=e.cm,n=t.display;e.updatedDisplay&&P(t),e.barMeasure=p(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Ye(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Ue(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-Ve(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function Lt(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&en(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1),e.preparedSelection&&t.display.input.showSelection(e.preparedSelection),e.updatedDisplay&&N(t,e.barMeasure),(e.updatedDisplay||e.startHeight!=t.doc.height)&&y(t,e.barMeasure),e.selectionChanged&&Ie(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),e.focus&&e.focus==_i()&&Z(e.cm)}function Mt(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&A(t,e.update),null==n.wheelStartX||null==e.scrollTop&&null==e.scrollLeft&&!e.scrollToPos||(n.wheelStartX=n.wheelStartY=null),null==e.scrollTop||n.scroller.scrollTop==e.scrollTop&&!e.forceScroll||(r.scrollTop=Math.max(0,Math.min(n.scroller.scrollHeight-n.scroller.clientHeight,e.scrollTop)),n.scrollbars.setScrollTop(r.scrollTop),n.scroller.scrollTop=r.scrollTop),null==e.scrollLeft||n.scroller.scrollLeft==e.scrollLeft&&!e.forceScroll||(r.scrollLeft=Math.max(0,Math.min(n.scroller.scrollWidth-Ve(t),e.scrollLeft)),n.scrollbars.setScrollLeft(r.scrollLeft),n.scroller.scrollLeft=r.scrollLeft,w(t)),e.scrollToPos){var i=Nn(t,me(r,e.scrollToPos.from),me(r,e.scrollToPos.to),e.scrollToPos.margin);e.scrollToPos.isCursor&&t.state.focused&&On(t,i)}var o=e.maybeHiddenMarkers,a=e.maybeUnhiddenMarkers;if(o)for(var l=0;l<o.length;++l)o[l].lines.length||La(o[l],"hide");if(a)for(var l=0;l<a.length;++l)a[l].lines.length&&La(a[l],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&La(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Tt(e,t){if(e.curOp)return t();yt(e);try{return t()}finally{xt(e)}}function At(e,t){return function(){if(e.curOp)return t.apply(e,arguments);yt(e);try{return t.apply(e,arguments)}finally{xt(e)}}}function Ot(e){return function(){if(this.curOp)return e.apply(this,arguments);yt(this);try{return e.apply(this,arguments)}finally{xt(this)}}}function Nt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);yt(t);try{return e.apply(this,arguments)}finally{xt(t)}}}function Pt(e,t,n){this.line=t,this.rest=mr(t),this.size=this.rest?Zr(Ai(this.rest))-n+1:1,this.node=this.text=null,this.hidden=yr(e,t)}function zt(e,t,n){for(var r,i=[],o=t;n>o;o=r){var a=new Pt(e.doc,Kr(e.doc,o),o);r=o+a.size,i.push(a)}return i}function Dt(e,t,n,r){null==t&&(t=e.doc.first),null==n&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(null==i.updateLineNumbers||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)No&&gr(e.doc,t)<i.viewTo&&Et(e);else if(n<=i.viewFrom)No&&vr(e.doc,n+r)>i.viewFrom?Et(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Et(e);else if(t<=i.viewFrom){var o=Ft(e,n,n+r,1);o?(i.view=i.view.slice(o.index),i.viewFrom=o.lineN,i.viewTo+=r):Et(e)}else if(n>=i.viewTo){var o=Ft(e,t,t,-1);o?(i.view=i.view.slice(0,o.index),i.viewTo=o.lineN):Et(e)}else{var a=Ft(e,t,t,-1),l=Ft(e,n,n+r,1);a&&l?(i.view=i.view.slice(0,a.index).concat(zt(e,a.lineN,l.lineN)).concat(i.view.slice(l.index)),i.viewTo+=r):Et(e)}var s=i.externalMeasured;s&&(n<s.lineN?s.lineN+=r:t<s.lineN+s.size&&(i.externalMeasured=null))}function Wt(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),!(t<r.viewFrom||t>=r.viewTo)){var o=r.view[It(e,t)];if(null!=o.node){var a=o.changes||(o.changes=[]);-1==Oi(a,n)&&a.push(n)}}}function Et(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function It(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,0>t)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,0>t)return r}function Ft(e,t,n,r){var i,o=It(e,t),a=e.display.view;if(!No||n==e.doc.first+e.doc.size)return{index:o,lineN:n};for(var l=0,s=e.display.viewFrom;o>l;l++)s+=a[l].size;if(s!=t){if(r>0){if(o==a.length-1)return null;i=s+a[o].size-t,o++}else i=s-t;t+=i,n+=i}for(;gr(e.doc,n)!=n;){if(o==(0>r?0:a.length-1))return null;n+=r*a[o-(0>r?1:0)].size,o+=r}return{index:o,lineN:n}}function Ht(e,t,n){var r=e.display,i=r.view;0==i.length||t>=r.viewTo||n<=r.viewFrom?(r.view=zt(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=zt(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(It(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(zt(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,It(e,n)))),r.viewTo=n}function Bt(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];i.hidden||i.node&&!i.changes||++n}return n}function jt(e){function t(){i.activeTouch&&(o=setTimeout(function(){i.activeTouch=null},1e3),a=i.activeTouch,a.end=+new Date)}function n(e){if(1!=e.touches.length)return!1;var t=e.touches[0];return t.radiusX<=1&&t.radiusY<=1}function r(e,t){if(null==t.left)return!0;var n=t.left-e.left,r=t.top-e.top;return n*n+r*r>400}var i=e.display;Ca(i.scroller,"mousedown",At(e,Vt)),ho&&11>po?Ca(i.scroller,"dblclick",At(e,function(t){if(!wi(e,t)){var n=Ut(e,t);if(n&&!Yt(e,t)&&!qt(e.display,t)){xa(t);var r=e.findWordAt(n);xe(e.doc,r.anchor,r.head)}}})):Ca(i.scroller,"dblclick",function(t){wi(e,t)||xa(t)}),Ao||Ca(i.scroller,"contextmenu",function(t){mn(e,t)});var o,a={end:0};Ca(i.scroller,"touchstart",function(e){if(!n(e)){clearTimeout(o);var t=+new Date;i.activeTouch={start:t,moved:!1,prev:t-a.end<=300?a:null},1==e.touches.length&&(i.activeTouch.left=e.touches[0].pageX,i.activeTouch.top=e.touches[0].pageY)}}),Ca(i.scroller,"touchmove",function(){i.activeTouch&&(i.activeTouch.moved=!0)}),Ca(i.scroller,"touchend",function(n){var o=i.activeTouch;if(o&&!qt(i,n)&&null!=o.left&&!o.moved&&new Date-o.start<300){var a,l=e.coordsChar(i.activeTouch,"page");a=!o.prev||r(o,o.prev)?new fe(l,l):!o.prev.prev||r(o,o.prev.prev)?e.findWordAt(l):new fe(Po(l.line,0),me(e.doc,Po(l.line+1,0))),e.setSelection(a.anchor,a.head),e.focus(),xa(n)}t()}),Ca(i.scroller,"touchcancel",t),Ca(i.scroller,"scroll",function(){i.scroller.clientHeight&&(Jt(e,i.scroller.scrollTop),en(e,i.scroller.scrollLeft,!0),La(e,"scroll",e))}),Ca(i.scroller,"mousewheel",function(t){tn(e,t)}),Ca(i.scroller,"DOMMouseScroll",function(t){tn(e,t)}),Ca(i.wrapper,"scroll",function(){i.wrapper.scrollTop=i.wrapper.scrollLeft=0}),i.dragFunctions={simple:function(t){wi(e,t)||ka(t)},start:function(t){Qt(e,t)},drop:At(e,Zt)};var l=i.input.getField();Ca(l,"keyup",function(t){un.call(e,t)}),Ca(l,"keydown",At(e,sn)),Ca(l,"keypress",At(e,fn)),Ca(l,"focus",Wi(hn,e)),Ca(l,"blur",Wi(pn,e))}function _t(t,n,r){var i=r&&r!=e.Init;if(!n!=!i){var o=t.display.dragFunctions,a=n?Ca:Sa;a(t.display.scroller,"dragstart",o.start),a(t.display.scroller,"dragenter",o.simple),a(t.display.scroller,"dragover",o.simple),a(t.display.scroller,"drop",o.drop)}}function Rt(e){var t=e.display;(t.lastWrapHeight!=t.wrapper.clientHeight||t.lastWrapWidth!=t.wrapper.clientWidth)&&(t.cachedCharWidth=t.cachedTextHeight=t.cachedPaddingH=null,t.scrollbarsClipped=!1,e.setSize())}function qt(e,t){for(var n=vi(t);n!=e.wrapper;n=n.parentNode)if(!n||1==n.nodeType&&"true"==n.getAttribute("cm-ignore-events")||n.parentNode==e.sizer&&n!=e.mover)return!0}function Ut(e,t,n,r){var i=e.display;if(!n&&"true"==vi(t).getAttribute("cm-not-content"))return null;var o,a,l=i.lineSpace.getBoundingClientRect();try{o=t.clientX-l.left,a=t.clientY-l.top}catch(t){return null}var s,c=pt(e,o,a);if(r&&1==c.xRel&&(s=Kr(e.doc,c.line).text).length==c.ch){var u=za(s,s.length,e.options.tabSize)-s.length;c=Po(c.line,Math.max(0,Math.round((o-qe(e.display).left)/vt(e.display))-u))}return c}function Vt(e){var t=this,n=t.display;if(!(n.activeTouch&&n.input.supportsTouch()||wi(t,e))){if(n.shift=e.shiftKey,qt(n,e))return void(mo||(n.scroller.draggable=!1,setTimeout(function(){n.scroller.draggable=!0},100)));if(!Yt(t,e)){var r=Ut(t,e);switch(window.focus(),yi(e)){case 1:r?Gt(t,e,r):vi(e)==n.scroller&&xa(e);break;case 2:mo&&(t.state.lastMiddleDown=+new Date),r&&xe(t.doc,r),setTimeout(function(){n.input.focus()},20),xa(e);break;case 3:Ao?mn(t,e):dn(t)}}}}function Gt(e,t,n){ho?setTimeout(Wi(Z,e),0):e.curOp.focus=_i();var r,i=+new Date;Io&&Io.time>i-400&&0==zo(Io.pos,n)?r="triple":Eo&&Eo.time>i-400&&0==zo(Eo.pos,n)?(r="double",Io={time:i,pos:n}):(r="single",Eo={time:i,pos:n});var o,a=e.doc.sel,l=So?t.metaKey:t.ctrlKey;e.options.dragDrop&&Va&&!Q(e)&&"single"==r&&(o=a.contains(n))>-1&&!a.ranges[o].empty()?Kt(e,t,n,l):$t(e,t,n,r,l)}function Kt(e,t,n,r){var i=e.display,o=+new Date,a=At(e,function(l){mo&&(i.scroller.draggable=!1),e.state.draggingText=!1,Sa(document,"mouseup",a),Sa(i.scroller,"drop",a),Math.abs(t.clientX-l.clientX)+Math.abs(t.clientY-l.clientY)<10&&(xa(l),!r&&+new Date-200<o&&xe(e.doc,n),mo||ho&&9==po?setTimeout(function(){document.body.focus(),i.input.focus()},20):i.input.focus())});mo&&(i.scroller.draggable=!0),e.state.draggingText=a,i.scroller.dragDrop&&i.scroller.dragDrop(),Ca(document,"mouseup",a),Ca(i.scroller,"drop",a)}function $t(e,t,n,r,i){function o(t){if(0!=zo(g,t))if(g=t,"rect"==r){for(var i=[],o=e.options.tabSize,a=za(Kr(c,n.line).text,n.ch,o),l=za(Kr(c,t.line).text,t.ch,o),s=Math.min(a,l),h=Math.max(a,l),p=Math.min(n.line,t.line),m=Math.min(e.lastLine(),Math.max(n.line,t.line));m>=p;p++){var v=Kr(c,p).text,y=Mi(v,s,o);s==h?i.push(new fe(Po(p,y),Po(p,y))):v.length>y&&i.push(new fe(Po(p,y),Po(p,Mi(v,h,o))))}i.length||i.push(new fe(n,n)),Me(c,de(d.ranges.slice(0,f).concat(i),f),{origin:"*mouse",scroll:!1}),e.scrollIntoView(t)}else{var b=u,x=b.anchor,w=t;if("single"!=r){if("double"==r)var k=e.findWordAt(t);else var k=new fe(Po(t.line,0),me(c,Po(t.line+1,0)));zo(k.anchor,x)>0?(w=k.head,x=Y(b.from(),k.anchor)):(w=k.anchor,x=X(b.to(),k.head))}var i=d.ranges.slice(0);i[f]=new fe(me(c,x),w),Me(c,de(i,f),Na)}}function a(t){var n=++y,i=Ut(e,t,!0,"rect"==r);if(i)if(0!=zo(i,g)){e.curOp.focus=_i(),o(i);var l=x(s,c);(i.line>=l.to||i.line<l.from)&&setTimeout(At(e,function(){y==n&&a(t)}),150)}else{var u=t.clientY<v.top?-20:t.clientY>v.bottom?20:0;u&&setTimeout(At(e,function(){y==n&&(s.scroller.scrollTop+=u,a(t))}),50)}}function l(e){y=1/0,xa(e),s.input.focus(),Sa(document,"mousemove",b),Sa(document,"mouseup",w),c.history.lastSelOrigin=null}var s=e.display,c=e.doc;xa(t);var u,f,d=c.sel,h=d.ranges;if(i&&!t.shiftKey?(f=c.sel.contains(n),u=f>-1?h[f]:new fe(n,n)):(u=c.sel.primary(),f=c.sel.primIndex),t.altKey)r="rect",i||(u=new fe(n,n)),n=Ut(e,t,!0,!0),f=-1;else if("double"==r){var p=e.findWordAt(n);u=e.display.shift||c.extend?be(c,u,p.anchor,p.head):p}else if("triple"==r){var m=new fe(Po(n.line,0),me(c,Po(n.line+1,0)));u=e.display.shift||c.extend?be(c,u,m.anchor,m.head):m}else u=be(c,u,n);i?-1==f?(f=h.length,Me(c,de(h.concat([u]),f),{scroll:!1,origin:"*mouse"})):h.length>1&&h[f].empty()&&"single"==r&&!t.shiftKey?(Me(c,de(h.slice(0,f).concat(h.slice(f+1)),0)),d=c.sel):ke(c,f,u,Na):(f=0,Me(c,new ue([u],0),Na),d=c.sel);var g=n,v=s.wrapper.getBoundingClientRect(),y=0,b=At(e,function(e){yi(e)?a(e):l(e)}),w=At(e,l);Ca(document,"mousemove",b),Ca(document,"mouseup",w)}function Xt(e,t,n,r,i){try{var o=t.clientX,a=t.clientY}catch(t){return!1}if(o>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&xa(t);var l=e.display,s=l.lineDiv.getBoundingClientRect();if(a>s.bottom||!Ci(e,n))return gi(t);a-=s.top-l.viewOffset;for(var c=0;c<e.options.gutters.length;++c){var u=l.gutters.childNodes[c];if(u&&u.getBoundingClientRect().right>=o){var f=Qr(e.doc,a),d=e.options.gutters[c];return i(e,n,e,f,d,t),gi(t)}}}function Yt(e,t){return Xt(e,t,"gutterClick",!0,bi)}function Zt(e){var t=this;if(!wi(t,e)&&!qt(t.display,e)){xa(e),ho&&(jo=+new Date);var n=Ut(t,e,!0),r=e.dataTransfer.files;if(n&&!Q(t))if(r&&r.length&&window.FileReader&&window.File)for(var i=r.length,o=Array(i),a=0,l=function(e,r){var l=new FileReader;l.onload=At(t,function(){if(o[r]=l.result,++a==i){n=me(t.doc,n);var e={from:n,to:n,text:Ga(o.join("\n")),origin:"paste"};kn(t.doc,e),Le(t.doc,he(n,Go(e)))}}),l.readAsText(e)},s=0;i>s;++s)l(r[s],s);else{if(t.state.draggingText&&t.doc.sel.contains(n)>-1)return t.state.draggingText(e),void setTimeout(function(){t.display.input.focus()},20);try{var o=e.dataTransfer.getData("Text");if(o){if(t.state.draggingText&&!(So?e.altKey:e.ctrlKey))var c=t.listSelections();if(Te(t.doc,he(n,n)),c)for(var s=0;s<c.length;++s)An(t.doc,"",c[s].anchor,c[s].head,"drag");t.replaceSelection(o,"around","paste"),t.display.input.focus()}}catch(e){}}}}function Qt(e,t){if(ho&&(!e.state.draggingText||+new Date-jo<100))return void ka(t);if(!wi(e,t)&&!qt(e.display,t)&&(t.dataTransfer.setData("Text",e.getSelection()),t.dataTransfer.setDragImage&&!bo)){var n=Hi("img",null,null,"position: fixed; left: 0; top: 0;");n.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",yo&&(n.width=n.height=1,e.display.wrapper.appendChild(n),n._top=n.offsetTop),t.dataTransfer.setDragImage(n,0,0),yo&&n.parentNode.removeChild(n)}}function Jt(e,t){Math.abs(e.doc.scrollTop-t)<2||(e.doc.scrollTop=t,co||O(e,{top:t}),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t),e.display.scrollbars.setScrollTop(t),co&&O(e),Fe(e,100))}function en(e,t,n){(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)||(t=Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth),e.doc.scrollLeft=t,w(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t))}function tn(e,t){var n=qo(t),r=n.x,i=n.y,o=e.display,a=o.scroller;if(r&&a.scrollWidth>a.clientWidth||i&&a.scrollHeight>a.clientHeight){if(i&&So&&mo)e:for(var l=t.target,s=o.view;l!=a;l=l.parentNode)for(var c=0;c<s.length;c++)if(s[c].node==l){e.display.currentWheelTarget=l;break e}if(r&&!co&&!yo&&null!=Ro)return i&&Jt(e,Math.max(0,Math.min(a.scrollTop+i*Ro,a.scrollHeight-a.clientHeight))),en(e,Math.max(0,Math.min(a.scrollLeft+r*Ro,a.scrollWidth-a.clientWidth))),xa(t),void(o.wheelStartX=null);if(i&&null!=Ro){var u=i*Ro,f=e.doc.scrollTop,d=f+o.wrapper.clientHeight;0>u?f=Math.max(0,f+u-50):d=Math.min(e.doc.height,d+u+50),O(e,{top:f,bottom:d})}20>_o&&(null==o.wheelStartX?(o.wheelStartX=a.scrollLeft,o.wheelStartY=a.scrollTop,o.wheelDX=r,o.wheelDY=i,setTimeout(function(){if(null!=o.wheelStartX){var e=a.scrollLeft-o.wheelStartX,t=a.scrollTop-o.wheelStartY,n=t&&o.wheelDY&&t/o.wheelDY||e&&o.wheelDX&&e/o.wheelDX;o.wheelStartX=o.wheelStartY=null,n&&(Ro=(Ro*_o+n)/(_o+1),++_o)}},200)):(o.wheelDX+=r,o.wheelDY+=i))}}function nn(e,t,n){if("string"==typeof t&&(t=ra[t],!t))return!1;e.display.input.ensurePolled();var r=e.display.shift,i=!1;try{Q(e)&&(e.state.suppressEdits=!0),n&&(e.display.shift=!1),i=t(e)!=Aa}finally{e.display.shift=r,e.state.suppressEdits=!1}return i}function rn(e,t,n){for(var r=0;r<e.state.keyMaps.length;r++){var i=oa(t,e.state.keyMaps[r],n,e);if(i)return i}return e.options.extraKeys&&oa(t,e.options.extraKeys,n,e)||oa(t,e.options.keyMap,n,e)}function on(e,t,n,r){var i=e.state.keySeq;if(i){if(aa(t))return"handled";Uo.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),t=i+" "+t}var o=rn(e,t,r);return"multi"==o&&(e.state.keySeq=t),"handled"==o&&bi(e,"keyHandled",e,t,n),("handled"==o||"multi"==o)&&(xa(n),Ie(e)),i&&!o&&/\'$/.test(t)?(xa(n),!0):!!o}function an(e,t){var n=la(t,!0);return n?t.shiftKey&&!e.state.keySeq?on(e,"Shift-"+n,t,function(t){return nn(e,t,!0)})||on(e,n,t,function(t){return("string"==typeof t?/^go[A-Z]/.test(t):t.motion)?nn(e,t):void 0}):on(e,n,t,function(t){return nn(e,t)}):!1}function ln(e,t,n){return on(e,"'"+n+"'",t,function(t){return nn(e,t,!0)})}function sn(e){var t=this;if(t.curOp.focus=_i(),!wi(t,e)){ho&&11>po&&27==e.keyCode&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=16==n||e.shiftKey;var r=an(t,e);yo&&(Vo=r?n:null,!r&&88==n&&!$a&&(So?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),18!=n||/\bCodeMirror-crosshair\b/.test(t.display.lineDiv.className)||cn(t)}}function cn(e){function t(e){18!=e.keyCode&&e.altKey||(Ra(n,"CodeMirror-crosshair"),Sa(document,"keyup",t),Sa(document,"mouseover",t))}var n=e.display.lineDiv;qa(n,"CodeMirror-crosshair"),Ca(document,"keyup",t),Ca(document,"mouseover",t)}function un(e){16==e.keyCode&&(this.doc.sel.shift=!1),wi(this,e)}function fn(e){var t=this;if(!(qt(t.display,e)||wi(t,e)||e.ctrlKey&&!e.altKey||So&&e.metaKey)){var n=e.keyCode,r=e.charCode;if(yo&&n==Vo)return Vo=null,void xa(e);if(!yo||e.which&&!(e.which<10)||!an(t,e)){var i=String.fromCharCode(null==r?n:r);ln(t,e,i)||t.display.input.onKeyPress(e)}}}function dn(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,pn(e))},100)}function hn(e){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),"nocursor"!=e.options.readOnly&&(e.state.focused||(La(e,"focus",e),e.state.focused=!0,qa(e.display.wrapper,"CodeMirror-focused"),e.curOp||e.display.selForContextMenu==e.doc.sel||(e.display.input.reset(),mo&&setTimeout(function(){e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Ie(e))}function pn(e){e.state.delayingBlurEvent||(e.state.focused&&(La(e,"blur",e),e.state.focused=!1,Ra(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150))}function mn(e,t){qt(e.display,t)||gn(e,t)||e.display.input.onContextMenu(t)}function gn(e,t){return Ci(e,"gutterContextMenu")?Xt(e,t,"gutterContextMenu",!1,La):!1}function vn(e,t){if(zo(e,t.from)<0)return e;if(zo(e,t.to)<=0)return Go(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=Go(t).ch-t.to.ch),Po(n,r)}function yn(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new fe(vn(i.anchor,t),vn(i.head,t)))}return de(n,e.sel.primIndex)}function bn(e,t,n){return e.line==t.line?Po(n.line,e.ch-t.ch+n.ch):Po(n.line+(e.line-t.line),e.ch)}function xn(e,t,n){for(var r=[],i=Po(e.first,0),o=i,a=0;a<t.length;a++){var l=t[a],s=bn(l.from,i,o),c=bn(Go(l),i,o);if(i=l.to,o=c,"around"==n){var u=e.sel.ranges[a],f=zo(u.head,u.anchor)<0;r[a]=new fe(f?c:s,f?s:c)}else r[a]=new fe(s,s)}return new ue(r,e.sel.primIndex)}function wn(e,t,n){var r={canceled:!1,from:t.from,to:t.to,text:t.text,origin:t.origin,cancel:function(){this.canceled=!0}};return n&&(r.update=function(t,n,r,i){t&&(this.from=me(e,t)),n&&(this.to=me(e,n)),r&&(this.text=r),void 0!==i&&(this.origin=i)}),La(e,"beforeChange",e,r),e.cm&&La(e.cm,"beforeChange",e.cm,r),r.canceled?null:{from:r.from,to:r.to,text:r.text,origin:r.origin}}function kn(e,t,n){if(e.cm){if(!e.cm.curOp)return At(e.cm,kn)(e,t,n);if(e.cm.state.suppressEdits)return}if(!(Ci(e,"beforeChange")||e.cm&&Ci(e.cm,"beforeChange"))||(t=wn(e,t,!0))){var r=Oo&&!n&&ir(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)Cn(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text});else Cn(e,t)}}function Cn(e,t){if(1!=t.text.length||""!=t.text[0]||0!=zo(t.from,t.to)){var n=yn(e,t);oi(e,t,n,e.cm?e.cm.curOp.id:0/0),Mn(e,t,n,tr(e,t));var r=[];Vr(e,function(e,n){n||-1!=Oi(r,e.history)||(mi(e.history,t),r.push(e.history)),Mn(e,t,null,tr(e,t))})}}function Sn(e,t,n){if(!e.cm||!e.cm.state.suppressEdits){for(var r,i=e.history,o=e.sel,a="undo"==t?i.done:i.undone,l="undo"==t?i.undone:i.done,s=0;s<a.length&&(r=a[s],n?!r.ranges||r.equals(e.sel):r.ranges);s++);if(s!=a.length){for(i.lastOrigin=i.lastSelOrigin=null;r=a.pop(),r.ranges;){if(si(r,l),n&&!r.equals(e.sel))return void Me(e,r,{clearRedo:!1});o=r}var c=[];si(o,l),l.push({changes:c,generation:i.generation}),i.generation=r.generation||++i.maxGeneration;for(var u=Ci(e,"beforeChange")||e.cm&&Ci(e.cm,"beforeChange"),s=r.changes.length-1;s>=0;--s){var f=r.changes[s];if(f.origin=t,u&&!wn(e,f,!1))return void(a.length=0);c.push(ni(e,f));var d=s?yn(e,f):Ai(a);Mn(e,f,d,rr(e,f)),!s&&e.cm&&e.cm.scrollIntoView({from:f.from,to:Go(f)});var h=[];Vr(e,function(e,t){t||-1!=Oi(h,e.history)||(mi(e.history,f),h.push(e.history)),Mn(e,f,null,rr(e,f))})}}}}function Ln(e,t){if(0!=t&&(e.first+=t,e.sel=new ue(Ni(e.sel.ranges,function(e){return new fe(Po(e.anchor.line+t,e.anchor.ch),Po(e.head.line+t,e.head.ch))}),e.sel.primIndex),e.cm)){Dt(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)Wt(e.cm,r,"gutter")}}function Mn(e,t,n,r){if(e.cm&&!e.cm.curOp)return At(e.cm,Mn)(e,t,n,r);if(t.to.line<e.first)return void Ln(e,t.text.length-1-(t.to.line-t.from.line));if(!(t.from.line>e.lastLine())){if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Ln(e,i),t={from:Po(e.first,0),to:Po(t.to.line+i,t.to.ch),text:[Ai(t.text)],origin:t.origin}}var o=e.lastLine();t.to.line>o&&(t={from:t.from,to:Po(o,Kr(e,o).text.length),text:[t.text[0]],origin:t.origin}),t.removed=$r(e,t.from,t.to),n||(n=yn(e,t)),e.cm?Tn(e.cm,t,r):Rr(e,t,r),Te(e,n,Oa)}}function Tn(e,t,n){var r=e.doc,i=e.display,a=t.from,l=t.to,s=!1,c=a.line;e.options.lineWrapping||(c=Zr(pr(Kr(r,a.line))),r.iter(c,l.line+1,function(e){return e==i.maxLine?(s=!0,!0):void 0})),r.sel.contains(t.from,t.to)>-1&&ki(e),Rr(r,t,n,o(e)),e.options.lineWrapping||(r.iter(c,a.line+t.text.length,function(e){var t=f(e);t>i.maxLineLength&&(i.maxLine=e,i.maxLineLength=t,i.maxLineChanged=!0,s=!1)}),s&&(e.curOp.updateMaxLine=!0)),r.frontier=Math.min(r.frontier,a.line),Fe(e,400);var u=t.text.length-(l.line-a.line)-1;t.full?Dt(e):a.line!=l.line||1!=t.text.length||_r(e.doc,t)?Dt(e,a.line,l.line+1,u):Wt(e,a.line,"text");var d=Ci(e,"changes"),h=Ci(e,"change");if(h||d){var p={from:a,to:l,text:t.text,removed:t.removed,origin:t.origin};h&&bi(e,"change",e,p),d&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(p)}e.display.selForContextMenu=null}function An(e,t,n,r,i){if(r||(r=n),zo(r,n)<0){var o=r;r=n,n=o}"string"==typeof t&&(t=Ga(t)),kn(e,{from:n,to:r,text:t,origin:i})}function On(e,t){if(!wi(e,"scrollCursorIntoView")){var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),null!=i&&!wo){var o=Hi("div","​",null,"position: absolute; top: "+(t.top-n.viewOffset-_e(e.display))+"px; height: "+(t.bottom-t.top+Ue(e)+n.barHeight)+"px; left: "+t.left+"px; width: 2px;");e.display.lineSpace.appendChild(o),o.scrollIntoView(i),e.display.lineSpace.removeChild(o)}}}function Nn(e,t,n,r){null==r&&(r=0);for(var i=0;5>i;i++){var o=!1,a=ft(e,t),l=n&&n!=t?ft(e,n):a,s=zn(e,Math.min(a.left,l.left),Math.min(a.top,l.top)-r,Math.max(a.left,l.left),Math.max(a.bottom,l.bottom)+r),c=e.doc.scrollTop,u=e.doc.scrollLeft;if(null!=s.scrollTop&&(Jt(e,s.scrollTop),Math.abs(e.doc.scrollTop-c)>1&&(o=!0)),null!=s.scrollLeft&&(en(e,s.scrollLeft),Math.abs(e.doc.scrollLeft-u)>1&&(o=!0)),!o)break}return a}function Pn(e,t,n,r,i){var o=zn(e,t,n,r,i);null!=o.scrollTop&&Jt(e,o.scrollTop),null!=o.scrollLeft&&en(e,o.scrollLeft)}function zn(e,t,n,r,i){var o=e.display,a=gt(e.display);0>n&&(n=0);var l=e.curOp&&null!=e.curOp.scrollTop?e.curOp.scrollTop:o.scroller.scrollTop,s=Ge(e),c={};i-n>s&&(i=n+s);var u=e.doc.height+Re(o),f=a>n,d=i>u-a;if(l>n)c.scrollTop=f?0:n;else if(i>l+s){var h=Math.min(n,(d?u:i)-s);h!=l&&(c.scrollTop=h)}var p=e.curOp&&null!=e.curOp.scrollLeft?e.curOp.scrollLeft:o.scroller.scrollLeft,m=Ve(e)-(e.options.fixedGutter?o.gutters.offsetWidth:0),g=r-t>m;return g&&(r=t+m),10>t?c.scrollLeft=0:p>t?c.scrollLeft=Math.max(0,t-(g?0:10)):r>m+p-3&&(c.scrollLeft=r+(g?0:10)-m),c}function Dn(e,t,n){(null!=t||null!=n)&&En(e),null!=t&&(e.curOp.scrollLeft=(null==e.curOp.scrollLeft?e.doc.scrollLeft:e.curOp.scrollLeft)+t),null!=n&&(e.curOp.scrollTop=(null==e.curOp.scrollTop?e.doc.scrollTop:e.curOp.scrollTop)+n)}function Wn(e){En(e);var t=e.getCursor(),n=t,r=t;e.options.lineWrapping||(n=t.ch?Po(t.line,t.ch-1):t,r=Po(t.line,t.ch+1)),e.curOp.scrollToPos={from:n,to:r,margin:e.options.cursorScrollMargin,isCursor:!0}}function En(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=dt(e,t.from),r=dt(e,t.to),i=zn(e,Math.min(n.left,r.left),Math.min(n.top,r.top)-t.margin,Math.max(n.right,r.right),Math.max(n.bottom,r.bottom)+t.margin);e.scrollTo(i.scrollLeft,i.scrollTop)}}function In(e,t,n,r){var i,o=e.doc;null==n&&(n="add"),"smart"==n&&(o.mode.indent?i=je(e,t):n="prev");var a=e.options.tabSize,l=Kr(o,t),s=za(l.text,null,a);l.stateAfter&&(l.stateAfter=null);var c,u=l.text.match(/^\s*/)[0];if(r||/\S/.test(l.text)){if("smart"==n&&(c=o.mode.indent(i,l.text.slice(u.length),l.text),c==Aa||c>150)){if(!r)return;n="prev"}}else c=0,n="not";"prev"==n?c=t>o.first?za(Kr(o,t-1).text,null,a):0:"add"==n?c=s+e.options.indentUnit:"subtract"==n?c=s-e.options.indentUnit:"number"==typeof n&&(c=s+n),c=Math.max(0,c);var f="",d=0;if(e.options.indentWithTabs)for(var h=Math.floor(c/a);h;--h)d+=a,f+="	";if(c>d&&(f+=Ti(c-d)),f!=u)return An(o,f,Po(t,0),Po(t,u.length),"+input"),l.stateAfter=null,!0;for(var h=0;h<o.sel.ranges.length;h++){var p=o.sel.ranges[h];if(p.head.line==t&&p.head.ch<u.length){var d=Po(t,u.length);ke(o,h,new fe(d,d));break}}}function Fn(e,t,n,r){var i=t,o=t;return"number"==typeof t?o=Kr(e,pe(e,t)):i=Zr(t),null==i?null:(r(o,i)&&e.cm&&Wt(e.cm,i,n),o)}function Hn(e,t){for(var n=e.doc.sel.ranges,r=[],i=0;i<n.length;i++){for(var o=t(n[i]);r.length&&zo(o.from,Ai(r).to)<=0;){var a=r.pop();if(zo(a.from,o.from)<0){o.from=a.from;break}}r.push(o)}Tt(e,function(){for(var t=r.length-1;t>=0;t--)An(e.doc,"",r[t].from,r[t].to,"+delete");Wn(e)})}function Bn(e,t,n,r,i){function o(){var t=l+n;return t<e.first||t>=e.first+e.size?f=!1:(l=t,u=Kr(e,t))}function a(e){var t=(i?lo:so)(u,s,n,!0);if(null==t){if(e||!o())return f=!1;s=i?(0>n?eo:Ji)(u):0>n?u.text.length:0}else s=t;return!0}var l=t.line,s=t.ch,c=n,u=Kr(e,l),f=!0;if("char"==r)a();else if("column"==r)a(!0);else if("word"==r||"group"==r)for(var d=null,h="group"==r,p=e.cm&&e.cm.getHelper(t,"wordChars"),m=!0;!(0>n)||a(!m);m=!1){var g=u.text.charAt(s)||"\n",v=Ei(g,p)?"w":h&&"\n"==g?"n":!h||/\s/.test(g)?null:"p";if(!h||m||v||(v="s"),d&&d!=v){0>n&&(n=1,a());break}if(v&&(d=v),
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Vn(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return At(e.cm,Un)(e,t,n,r,i);var o=new ua(e,i),a=zo(t,n);if(r&&Di(r,o,!1),a>0||0==a&&o.clearWhenEmpty!==!1)return o;if(o.replacedWith&&(o.collapsed=!0,o.widgetNode=Hi("span",[o.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||o.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(o.widgetNode.insertLeft=!0)),o.collapsed){if(hr(e,t.line,t,n,o)||t.line!=n.line&&hr(e,n.line,t,n,o))throw new Error("Inserting collapsed marker partially overlapping an existing one");No=!0}o.addToHistory&&oi(e,{from:t,to:n,origin:"markText"},e.sel,0/0);var l,s=t.line,c=e.cm;if(e.iter(s,n.line+1,function(e){c&&o.collapsed&&!c.options.lineWrapping&&pr(e)==c.display.maxLine&&(l=!0),o.collapsed&&s!=t.line&&Yr(e,0),Qn(e,new 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r=t[n],i=r.find(),o=e.clipPos(i.from),a=e.clipPos(i.to);if(zo(o,a)){var l=Un(e,o,a,r.primary,r.primary.type);r.markers.push(l),l.parent=r}}}function $n(e){for(var t=0;t<e.length;t++){var n=e[t],r=[n.primary.doc];Vr(n.primary.doc,function(e){r.push(e)});for(var i=0;i<n.markers.length;i++){var o=n.markers[i];-1==Oi(r,o.doc)&&(o.parent=null,n.markers.splice(i--,1))}}}function Xn(e,t,n){this.marker=e,this.from=t,this.to=n}function Yn(e,t){if(e)for(var n=0;n<e.length;++n){var r=e[n];if(r.marker==t)return r}}function Zn(e,t){for(var n,r=0;r<e.length;++r)e[r]!=t&&(n||(n=[])).push(e[r]);return n}function Qn(e,t){e.markedSpans=e.markedSpans?e.markedSpans.concat([t]):[t],t.marker.attachLine(e)}function Jn(e,t,n){if(e)for(var r,i=0;i<e.length;++i){var o=e[i],a=o.marker,l=null==o.from||(a.inclusiveLeft?o.from<=t:o.from<t);if(l||o.from==t&&"bookmark"==a.type&&(!n||!o.marker.insertLeft)){var s=null==o.to||(a.inclusiveRight?o.to>=t:o.to>t);(r||(r=[])).push(new Xn(a,o.from,s?null:o.to))}}return 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t(e){if(r.somethingSelected())Do=r.getSelections(),n.inaccurateSelection&&(n.prevInput="",n.inaccurateSelection=!1,o.value=Do.join("\n"),Wa(o));else{if(!r.options.lineWiseCopyCut)return;var t=ee(r);Do=t.text,"cut"==e.type?r.setSelections(t.ranges,null,Oa):(n.prevInput="",o.value=t.text.join("\n"),Wa(o))}"cut"==e.type&&(r.state.cutIncoming=!0)}var n=this,r=this.cm,i=this.wrapper=re(),o=this.textarea=i.firstChild;e.wrapper.insertBefore(i,e.wrapper.firstChild),ko&&(o.style.width="0px"),Ca(o,"input",function(){ho&&po>=9&&n.hasSelection&&(n.hasSelection=null),n.poll()}),Ca(o,"paste",function(){if(mo&&!r.state.fakedLastChar&&!(new Date-r.state.lastMiddleDown<200)){var e=o.selectionStart,t=o.selectionEnd;o.value+="$",o.selectionEnd=t,o.selectionStart=e,r.state.fakedLastChar=!0}r.state.pasteIncoming=!0,n.fastPoll()}),Ca(o,"cut",t),Ca(o,"copy",t),Ca(e.scroller,"paste",function(t){qt(e,t)||(r.state.pasteIncoming=!0,n.focus())}),Ca(e.lineSpace,"selectstart",function(t){qt(e,t)||xa(t)}),Ca(o,"compositionstart",function(){var e=r.getCursor("from");n.composing={start:e,range:r.markText(e,r.getCursor("to"),{className:"CodeMirror-composing"})}}),Ca(o,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},prepareSelection:function(){var e=this.cm,t=e.display,n=e.doc,r=De(e);if(e.options.moveInputWithCursor){var i=ft(e,n.sel.primary().head,"div"),o=t.wrapper.getBoundingClientRect(),a=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+a.top-o.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+a.left-o.left))}return r},showSelection:function(e){var t=this.cm,n=t.display;ji(n.cursorDiv,e.cursors),ji(n.selectionDiv,e.selection),null!=e.teTop&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},reset:function(e){if(!this.contextMenuPending){var t,n,r=this.cm,i=r.doc;if(r.somethingSelected()){this.prevInput="";var o=i.sel.primary();t=$a&&(o.to().line-o.from().line>100||(n=r.getSelection()).length>1e3);var a=t?"-":n||r.getSelection();this.textarea.value=a,r.state.focused&&Wa(this.textarea),ho&&po>=9&&(this.hasSelection=a)}else e||(this.prevInput=this.textarea.value="",ho&&po>=9&&(this.hasSelection=null));this.inaccurateSelection=t;
+!function(e){if("object"==typeof exports&&"object"==typeof module)module.exports=e();else{if("function"==typeof define&&define.amd)return define([],e);this.CodeMirror=e()}}(function(){"use strict";function e(n,r){if(!(this instanceof e))return new e(n,r);this.options=r=r?qi(r):{},qi(Go,r,!1),p(r);var i=r.value;"string"==typeof i&&(i=new va(i,r.mode)),this.doc=i;var o=new e.inputStyles[r.inputStyle](this),a=this.display=new t(n,i,o);a.wrapper.CodeMirror=this,c(this),l(this),r.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),r.autofocus&&!wo&&a.input.focus(),v(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:!1,cutIncoming:!1,draggingText:!1,highlight:new Si,keySeq:null,specialChars:null};var s=this;po&&11>ho&&setTimeout(function(){s.display.input.reset(!0)},20),Wt(this),Ui(),yt(this),this.curOp.forceUpdate=!0,Vr(this,i),r.autofocus&&!wo||s.hasFocus()?setTimeout(Ni(pn,this),20):hn(this);for(var u in Ko)Ko.hasOwnProperty(u)&&Ko[u](this,r[u],Xo);k(this),r.finishInit&&r.finishInit(this);for(var f=0;f<Jo.length;++f)Jo[f](this);xt(this),mo&&r.lineWrapping&&"optimizelegibility"==getComputedStyle(a.lineDiv).textRendering&&(a.lineDiv.style.textRendering="auto")}function t(e,t,n){var r=this;this.input=n,r.scrollbarFiller=ji("div",null,"CodeMirror-scrollbar-filler"),r.scrollbarFiller.setAttribute("cm-not-content","true"),r.gutterFiller=ji("div",null,"CodeMirror-gutter-filler"),r.gutterFiller.setAttribute("cm-not-content","true"),r.lineDiv=ji("div",null,"CodeMirror-code"),r.selectionDiv=ji("div",null,null,"position: relative; z-index: 1"),r.cursorDiv=ji("div",null,"CodeMirror-cursors"),r.measure=ji("div",null,"CodeMirror-measure"),r.lineMeasure=ji("div",null,"CodeMirror-measure"),r.lineSpace=ji("div",[r.measure,r.lineMeasure,r.selectionDiv,r.cursorDiv,r.lineDiv],null,"position: relative; outline: none"),r.mover=ji("div",[ji("div",[r.lineSpace],"CodeMirror-lines")],null,"position: relative"),r.sizer=ji("div",[r.mover],"CodeMirror-sizer"),r.sizerWidth=null,r.heightForcer=ji("div",null,null,"position: absolute; height: "+La+"px; width: 1px;"),r.gutters=ji("div",null,"CodeMirror-gutters"),r.lineGutter=null,r.scroller=ji("div",[r.sizer,r.heightForcer,r.gutters],"CodeMirror-scroll"),r.scroller.setAttribute("tabIndex","-1"),r.wrapper=ji("div",[r.scrollbarFiller,r.gutterFiller,r.scroller],"CodeMirror"),po&&8>ho&&(r.gutters.style.zIndex=-1,r.scroller.style.paddingRight=0),mo||co&&wo||(r.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(r.wrapper):e(r.wrapper)),r.viewFrom=r.viewTo=t.first,r.reportedViewFrom=r.reportedViewTo=t.first,r.view=[],r.renderedView=null,r.externalMeasured=null,r.viewOffset=0,r.lastWrapHeight=r.lastWrapWidth=0,r.updateLineNumbers=null,r.nativeBarWidth=r.barHeight=r.barWidth=0,r.scrollbarsClipped=!1,r.lineNumWidth=r.lineNumInnerWidth=r.lineNumChars=null,r.alignWidgets=!1,r.cachedCharWidth=r.cachedTextHeight=r.cachedPaddingH=null,r.maxLine=null,r.maxLineLength=0,r.maxLineChanged=!1,r.wheelDX=r.wheelDY=r.wheelStartX=r.wheelStartY=null,r.shift=!1,r.selForContextMenu=null,r.activeTouch=null,n.init(r)}function n(t){t.doc.mode=e.getMode(t.options,t.doc.modeOption),r(t)}function r(e){e.doc.iter(function(e){e.stateAfter&&(e.stateAfter=null),e.styles&&(e.styles=null)}),e.doc.frontier=e.doc.first,De(e,100),e.state.modeGen++,e.curOp&&qt(e)}function i(e){e.options.lineWrapping?($a(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(Ha(e.display.wrapper,"CodeMirror-wrap"),d(e)),a(e),qt(e),ot(e),setTimeout(function(){y(e)},100)}function o(e){var t=gt(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/vt(e.display)-3);return function(i){if(yr(e.doc,i))return 0;var o=0;if(i.widgets)for(var a=0;a<i.widgets.length;a++)i.widgets[a].height&&(o+=i.widgets[a].height);return n?o+(Math.ceil(i.text.length/r)||1)*t:o+t}}function a(e){var t=e.doc,n=o(e);t.iter(function(e){var t=n(e);t!=e.height&&Zr(e,t)})}function l(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ot(e)}function s(e){c(e),qt(e),setTimeout(function(){_(e)},20)}function c(e){var t=e.display.gutters,n=e.options.gutters;Ri(t);for(var r=0;r<n.length;++r){var i=n[r],o=t.appendChild(ji("div",null,"CodeMirror-gutter "+i));"CodeMirror-linenumbers"==i&&(e.display.lineGutter=o,o.style.width=(e.display.lineNumWidth||1)+"px")}t.style.display=r?"":"none",u(e)}function u(e){var t=e.display.gutters.offsetWidth;e.display.sizer.style.marginLeft=t+"px"}function f(e){if(0==e.height)return 0;for(var t,n=e.text.length,r=e;t=fr(r);){var i=t.find(0,!0);r=i.from.line,n+=i.from.ch-i.to.ch}for(r=e;t=dr(r);){var i=t.find(0,!0);n-=r.text.length-i.from.ch,r=i.to.line,n+=r.text.length-i.to.ch}return n}function d(e){var t=e.display,n=e.doc;t.maxLine=Gr(n,n.first),t.maxLineLength=f(t.maxLine),t.maxLineChanged=!0,n.iter(function(e){var n=f(e);n>t.maxLineLength&&(t.maxLineLength=n,t.maxLine=e)})}function p(e){var t=Ai(e.gutters,"CodeMirror-linenumbers");-1==t&&e.lineNumbers?e.gutters=e.gutters.concat(["CodeMirror-linenumbers"]):t>-1&&!e.lineNumbers&&(e.gutters=e.gutters.slice(0),e.gutters.splice(t,1))}function h(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+He(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Be(e)+t.barHeight+gt(e.display),nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}function m(e,t,n){this.cm=n;var r=this.vert=ji("div",[ji("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=ji("div",[ji("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");e(r),e(i),wa(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),wa(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedOverlay=!1,po&&8>ho&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")}function g(){}function v(t){t.display.scrollbars&&(t.display.scrollbars.clear(),t.display.scrollbars.addClass&&Ha(t.display.wrapper,t.display.scrollbars.addClass)),t.display.scrollbars=new e.scrollbarModel[t.options.scrollbarStyle](function(e){t.display.wrapper.insertBefore(e,t.display.scrollbarFiller),wa(e,"mousedown",function(){t.state.focused&&setTimeout(function(){t.display.input.focus()},0)}),e.setAttribute("cm-not-content","true")},function(e,n){"horizontal"==n?en(t,e):Jt(t,e)},t),t.display.scrollbars.addClass&&$a(t.display.wrapper,t.display.scrollbars.addClass)}function y(e,t){t||(t=h(e));var n=e.display.barWidth,r=e.display.barHeight;b(e,t);for(var i=0;4>i&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&E(e),b(e,h(e)),n=e.display.barWidth,r=e.display.barHeight}function b(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}function x(e,t,n){var r=n&&null!=n.top?Math.max(0,n.top):e.scroller.scrollTop;r=Math.floor(r-Fe(e));var i=n&&null!=n.bottom?n.bottom:r+e.wrapper.clientHeight,o=Qr(t,r),a=Qr(t,i);if(n&&n.ensure){var l=n.ensure.from.line,s=n.ensure.to.line;o>l?(o=l,a=Qr(t,Jr(Gr(t,l))+e.wrapper.clientHeight)):Math.min(s,t.lastLine())>=a&&(o=Qr(t,Jr(Gr(t,s))-e.wrapper.clientHeight),a=s)}return{from:o,to:Math.max(a,o+1)}}function _(e){var t=e.display,n=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var r=C(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,o=r+"px",a=0;a<n.length;a++)if(!n[a].hidden){e.options.fixedGutter&&n[a].gutter&&(n[a].gutter.style.left=o);var l=n[a].alignable;if(l)for(var s=0;s<l.length;s++)l[s].style.left=o}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}}function k(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=w(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(ji("div",[ji("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),o=i.firstChild.offsetWidth,a=i.offsetWidth-o;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(o,r.lineGutter.offsetWidth-a)+1,r.lineNumWidth=r.lineNumInnerWidth+a,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",u(e),!0}return!1}function w(e,t){return String(e.lineNumberFormatter(t+e.firstLineNumber))}function C(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function S(e,t,n){var r=e.display;this.viewport=t,this.visible=x(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=Ue(e),this.force=n,this.dims=q(e),this.events=[]}function M(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Be(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Be(e)+"px",t.scrollbarsClipped=!0)}function L(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return It(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&0==Rt(e))return!1;k(e)&&(It(e),t.dims=q(e));var i=r.first+r.size,o=Math.max(t.visible.from-e.options.viewportMargin,r.first),a=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<o&&o-n.viewFrom<20&&(o=Math.max(r.first,n.viewFrom)),n.viewTo>a&&n.viewTo-a<20&&(a=Math.min(i,n.viewTo)),zo&&(o=gr(e.doc,o),a=vr(e.doc,a));var l=o!=n.viewFrom||a!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;jt(e,o,a),n.viewOffset=Jr(Gr(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var s=Rt(e);if(!l&&0==s&&!t.force&&n.renderedView==n.view&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo))return!1;var c=Fi();return s>4&&(n.lineDiv.style.display="none"),N(e,n.updateLineNumbers,t.dims),s>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,c&&Fi()!=c&&c.offsetHeight&&c.focus(),Ri(n.cursorDiv),Ri(n.selectionDiv),n.gutters.style.height=0,l&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,De(e,400)),n.updateLineNumbers=null,!0}function T(e,t){for(var n=t.force,r=t.viewport,i=!0;;i=!1){if(i&&e.options.lineWrapping&&t.oldDisplayWidth!=Ue(e))n=!0;else if(n=!1,r&&null!=r.top&&(r={top:Math.min(e.doc.height+He(e.display)-Ve(e),r.top)}),t.visible=x(e.display,e.doc,r),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break;if(!L(e,t))break;E(e);var o=h(e);Oe(e),z(e,o),y(e,o)}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function A(e,t){var n=new S(e,t);if(L(e,n)){E(e),T(e,n);var r=h(e);Oe(e),z(e,r),y(e,r),n.finish()}}function z(e,t){e.display.sizer.style.minHeight=t.docHeight+"px";var n=t.docHeight+e.display.barHeight;e.display.heightForcer.style.top=n+"px",e.display.gutters.style.height=Math.max(n+Be(e),t.clientHeight)+"px"}function E(e){for(var t=e.display,n=t.lineDiv.offsetTop,r=0;r<t.view.length;r++){var i,o=t.view[r];if(!o.hidden){if(po&&8>ho){var a=o.node.offsetTop+o.node.offsetHeight;i=a-n,n=a}else{var l=o.node.getBoundingClientRect();i=l.bottom-l.top}var s=o.line.height-i;if(2>i&&(i=gt(t)),(s>.001||-.001>s)&&(Zr(o.line,i),O(o.line),o.rest))for(var c=0;c<o.rest.length;c++)O(o.rest[c])}}}function O(e){if(e.widgets)for(var t=0;t<e.widgets.length;++t)e.widgets[t].height=e.widgets[t].node.offsetHeight}function q(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,o=t.gutters.firstChild,a=0;o;o=o.nextSibling,++a)n[e.options.gutters[a]]=o.offsetLeft+o.clientLeft+i,r[e.options.gutters[a]]=o.clientWidth;return{fixedPos:C(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function N(e,t,n){function r(t){var n=t.nextSibling;return mo&&Co&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),n}for(var i=e.display,o=e.options.lineNumbers,a=i.lineDiv,l=a.firstChild,s=i.view,c=i.viewFrom,u=0;u<s.length;u++){var f=s[u];if(f.hidden);else if(f.node&&f.node.parentNode==a){for(;l!=f.node;)l=r(l);var d=o&&null!=t&&c>=t&&f.lineNumber;f.changes&&(Ai(f.changes,"gutter")>-1&&(d=!1),I(e,f,c,n)),d&&(Ri(f.lineNumber),f.lineNumber.appendChild(document.createTextNode(w(e.options,c)))),l=f.node.nextSibling}else{var p=B(e,f,c,n);a.insertBefore(p,l)}c+=f.size}for(;l;)l=r(l)}function I(e,t,n,r){for(var i=0;i<t.changes.length;i++){var o=t.changes[i];"text"==o?R(e,t):"gutter"==o?F(e,t,n,r):"class"==o?W(t):"widget"==o&&H(e,t,r)}t.changes=null}function P(e){return e.node==e.text&&(e.node=ji("div",null,null,"position: relative"),e.text.parentNode&&e.text.parentNode.replaceChild(e.node,e.text),e.node.appendChild(e.text),po&&8>ho&&(e.node.style.zIndex=2)),e.node}function D(e){var t=e.bgClass?e.bgClass+" "+(e.line.bgClass||""):e.line.bgClass;if(t&&(t+=" CodeMirror-linebackground"),e.background)t?e.background.className=t:(e.background.parentNode.removeChild(e.background),e.background=null);else if(t){var n=P(e);e.background=n.insertBefore(ji("div",null,t),n.firstChild)}}function j(e,t){var n=e.display.externalMeasured;return n&&n.line==t.line?(e.display.externalMeasured=null,t.measure=n.measure,n.built):Nr(e,t)}function R(e,t){var n=t.text.className,r=j(e,t);t.text==t.node&&(t.node=r.pre),t.text.parentNode.replaceChild(r.pre,t.text),t.text=r.pre,r.bgClass!=t.bgClass||r.textClass!=t.textClass?(t.bgClass=r.bgClass,t.textClass=r.textClass,W(t)):n&&(t.text.className=n)}function W(e){D(e),e.line.wrapClass?P(e).className=e.line.wrapClass:e.node!=e.text&&(e.node.className="");var t=e.textClass?e.textClass+" "+(e.line.textClass||""):e.line.textClass;e.text.className=t||""}function F(e,t,n,r){t.gutter&&(t.node.removeChild(t.gutter),t.gutter=null);var i=t.line.gutterMarkers;if(e.options.lineNumbers||i){var o=P(t),a=t.gutter=ji("div",null,"CodeMirror-gutter-wrapper","left: "+(e.options.fixedGutter?r.fixedPos:-r.gutterTotalWidth)+"px; width: "+r.gutterTotalWidth+"px");if(e.display.input.setUneditable(a),o.insertBefore(a,t.text),t.line.gutterClass&&(a.className+=" "+t.line.gutterClass),!e.options.lineNumbers||i&&i["CodeMirror-linenumbers"]||(t.lineNumber=a.appendChild(ji("div",w(e.options,n),"CodeMirror-linenumber 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s=l[a],c=ji("div",[s.node],"CodeMirror-linewidget");s.handleMouseEvents||c.setAttribute("cm-ignore-events","true"),G(s,c,n,r),e.display.input.setUneditable(c),i&&s.above?o.insertBefore(c,n.gutter||n.text):o.appendChild(c),bi(s,"redraw")}}function G(e,t,n,r){if(e.noHScroll){(n.alignable||(n.alignable=[])).push(t);var i=r.wrapperWidth;t.style.left=r.fixedPos+"px",e.coverGutter||(i-=r.gutterTotalWidth,t.style.paddingLeft=r.gutterTotalWidth+"px"),t.style.width=i+"px"}e.coverGutter&&(t.style.zIndex=5,t.style.position="relative",e.noHScroll||(t.style.marginLeft=-r.gutterTotalWidth+"px"))}function K(e){return Eo(e.line,e.ch)}function X(e,t){return Oo(e,t)<0?t:e}function Z(e,t){return Oo(e,t)<0?e:t}function Y(e){e.state.focused||(e.display.input.focus(),pn(e))}function Q(e){return e.options.readOnly||e.doc.cantEdit}function J(e,t,n,r,i){var o=e.doc;e.display.shift=!1,r||(r=o.sel);var a=Va(t),l=null;e.state.pasteIncoming&&r.ranges.length>1&&(qo&&qo.join("\n")==t?l=r.ranges.length%qo.length==0&&zi(qo,Va):a.length==r.ranges.length&&(l=zi(a,function(e){return[e]})));for(var s=r.ranges.length-1;s>=0;s--){var c=r.ranges[s],u=c.from(),f=c.to();c.empty()&&(n&&n>0?u=Eo(u.line,u.ch-n):e.state.overwrite&&!e.state.pasteIncoming&&(f=Eo(f.line,Math.min(Gr(o,f.line).text.length,f.ch+Ti(a).length))));var d=e.curOp.updateInput,p={from:u,to:f,text:l?l[s%l.length]:a,origin:i||(e.state.pasteIncoming?"paste":e.state.cutIncoming?"cut":"+input")};if(kn(e.doc,p),bi(e,"inputRead",e,p),t&&!e.state.pasteIncoming&&e.options.electricChars&&e.options.smartIndent&&c.head.ch<100&&(!s||r.ranges[s-1].head.line!=c.head.line)){var h=e.getModeAt(c.head),m=Vo(p),g=!1;if(h.electricChars){for(var v=0;v<h.electricChars.length;v++)if(t.indexOf(h.electricChars.charAt(v))>-1){g=Pn(e,m.line,"smart");break}}else 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me(e,t){if(t.line<e.first)return Eo(e.first,0);var n=e.first+e.size-1;return t.line>n?Eo(n,Gr(e,n).text.length):ge(t,Gr(e,t.line).text.length)}function ge(e,t){var n=e.ch;return null==n||n>t?Eo(e.line,t):0>n?Eo(e.line,0):e}function ve(e,t){return t>=e.first&&t<e.first+e.size}function ye(e,t){for(var n=[],r=0;r<t.length;r++)n[r]=me(e,t[r]);return n}function be(e,t,n,r){if(e.cm&&e.cm.display.shift||e.extend){var i=t.anchor;if(r){var o=Oo(n,i)<0;o!=Oo(r,i)<0?(i=n,n=r):o!=Oo(n,r)<0&&(n=r)}return new fe(i,n)}return new fe(r||n,n)}function xe(e,t,n,r){Me(e,new ue([be(e,e.sel.primary(),t,n)],0),r)}function _e(e,t,n){for(var r=[],i=0;i<e.sel.ranges.length;i++)r[i]=be(e,e.sel.ranges[i],t[i],null);var o=de(r,e.sel.primIndex);Me(e,o,n)}function ke(e,t,n,r){var i=e.sel.ranges.slice(0);i[t]=n,Me(e,de(i,e.sel.primIndex),r)}function we(e,t,n,r){Me(e,pe(t,n),r)}function Ce(e,t){var n={ranges:t.ranges,update:function(t){this.ranges=[];for(var n=0;n<t.length;n++)this.ranges[n]=new fe(me(e,t[n].anchor),me(e,t[n].head))}};return Sa(e,"beforeSelectionChange",e,n),e.cm&&Sa(e.cm,"beforeSelectionChange",e.cm,n),n.ranges!=t.ranges?de(n.ranges,n.ranges.length-1):t}function Se(e,t,n){var r=e.history.done,i=Ti(r);i&&i.ranges?(r[r.length-1]=t,Le(e,t,n)):Me(e,t,n)}function Me(e,t,n){Le(e,t,n),li(e,e.sel,e.cm?e.cm.curOp.id:0/0,n)}function Le(e,t,n){(wi(e,"beforeSelectionChange")||e.cm&&wi(e.cm,"beforeSelectionChange"))&&(t=Ce(e,t));var r=n&&n.bias||(Oo(t.primary().head,e.sel.primary().head)<0?-1:1);Te(e,ze(e,t,r,!0)),n&&n.scroll===!1||!e.cm||Nn(e.cm)}function Te(e,t){t.equals(e.sel)||(e.sel=t,e.cm&&(e.cm.curOp.updateInput=e.cm.curOp.selectionChanged=!0,ki(e.cm)),bi(e,"cursorActivity",e))}function Ae(e){Te(e,ze(e,e.sel,null,!1),Aa)}function ze(e,t,n,r){for(var i,o=0;o<t.ranges.length;o++){var a=t.ranges[o],l=Ee(e,a.anchor,n,r),s=Ee(e,a.head,n,r);(i||l!=a.anchor||s!=a.head)&&(i||(i=t.ranges.slice(0,o)),i[o]=new fe(l,s))}return i?de(i,t.primIndex):t}function Ee(e,t,n,r){var i=!1,o=t,a=n||1;e.cantEdit=!1;e:for(;;){var l=Gr(e,o.line);if(l.markedSpans)for(var s=0;s<l.markedSpans.length;++s){var c=l.markedSpans[s],u=c.marker;if((null==c.from||(u.inclusiveLeft?c.from<=o.ch:c.from<o.ch))&&(null==c.to||(u.inclusiveRight?c.to>=o.ch:c.to>o.ch))){if(r&&(Sa(u,"beforeCursorEnter"),u.explicitlyCleared)){if(l.markedSpans){--s;continue}break}if(!u.atomic)continue;var f=u.find(0>a?-1:1);if(0==Oo(f,o)&&(f.ch+=a,f.ch<0?f=f.line>e.first?me(e,Eo(f.line-1)):null:f.ch>l.text.length&&(f=f.line<e.first+e.size-1?Eo(f.line+1,0):null),!f)){if(i)return r?(e.cantEdit=!0,Eo(e.first,0)):Ee(e,t,n,!0);i=!0,f=t,a=-a}o=f;continue e}}return o}}function Oe(e){e.display.input.showSelection(e.display.input.prepareSelection())}function qe(e,t){for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),o=r.selection=document.createDocumentFragment(),a=0;a<n.sel.ranges.length;a++)if(t!==!1||a!=n.sel.primIndex){var l=n.sel.ranges[a],s=l.empty();(s||e.options.showCursorWhenSelecting)&&Ne(e,l,i),s||Ie(e,l,o)}return r}function Ne(e,t,n){var r=ft(e,t.head,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(ji("div"," ","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var o=n.appendChild(ji("div"," ","CodeMirror-cursor CodeMirror-secondarycursor"));o.style.display="",o.style.left=r.other.left+"px",o.style.top=r.other.top+"px",o.style.height=.85*(r.other.bottom-r.other.top)+"px"}$(".other-cursor").each(function(t,n){var r=parseInt($(n).attr("data-line")),i=parseInt($(n).attr("data-ch")),o=parseFloat($(n).attr("data-offset-left")),a=parseFloat($(n).attr("data-offset-top")),l=e.charCoords({line:r,ch:i},"windows");$(n)[0].style.left=l.left+o+"px",$(n)[0].style.top=l.top+a+"px"})}function Ie(e,t,n){function r(e,t,n,r){0>t&&(t=0),t=Math.round(t),r=Math.round(r),l.appendChild(ji("div",null,"CodeMirror-selected","position: absolute; left: "+e+"px; top: "+t+"px; width: "+(null==n?u-e:n)+"px; height: "+(r-t)+"px"))}function i(t,n,i){function o(n,r){return ut(e,Eo(t,n),"div",f,r)}var l,s,f=Gr(a,t),d=f.text.length;return Zi(ei(f),n||0,null==i?d:i,function(e,t,a){var f,p,h,m=o(e,"left");if(e==t)f=m,p=h=m.left;else{if(f=o(t-1,"right"),"rtl"==a){var g=m;m=f,f=g}p=m.left,h=f.right}null==n&&0==e&&(p=c),f.top-m.top>3&&(r(p,m.top,null,m.bottom),p=c,m.bottom<f.top&&r(p,m.bottom,null,f.top)),null==i&&t==d&&(h=u),(!l||m.top<l.top||m.top==l.top&&m.left<l.left)&&(l=m),(!s||f.bottom>s.bottom||f.bottom==s.bottom&&f.right>s.right)&&(s=f),c+1>p&&(p=c),r(p,f.top,h-p,f.bottom)}),{start:l,end:s}}var o=e.display,a=e.doc,l=document.createDocumentFragment(),s=$e(e.display),c=s.left,u=Math.max(o.sizerWidth,Ue(e)-o.sizer.offsetLeft)-s.right,f=t.from(),d=t.to();if(f.line==d.line)i(f.line,f.ch,d.ch);else{var p=Gr(a,f.line),h=Gr(a,d.line),m=hr(p)==hr(h),g=i(f.line,f.ch,m?p.text.length+1:null).end,v=i(d.line,m?0:null,d.ch).start;m&&(g.top<v.top-2?(r(g.right,g.top,null,g.bottom),r(c,v.top,v.left,v.bottom)):r(g.right,g.top,v.left-g.right,g.bottom)),g.bottom<v.top&&r(c,g.bottom,null,v.top)}n.appendChild(l)}function Pe(e){if(e.state.focused){var t=e.display;clearInterval(t.blinker);var n=!0;t.cursorDiv.style.visibility="",e.options.cursorBlinkRate>0?t.blinker=setInterval(function(){t.cursorDiv.style.visibility=(n=!n)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}}function De(e,t){e.doc.mode.startState&&e.doc.frontier<e.display.viewTo&&e.state.highlight.set(t,Ni(je,e))}function je(e){var t=e.doc;if(t.frontier<t.first&&(t.frontier=t.first),!(t.frontier>=e.display.viewTo)){var n=+new Date+e.options.workTime,r=ta(t.mode,We(e,t.frontier)),i=[];t.iter(t.frontier,Math.min(t.first+t.size,e.display.viewTo+500),function(o){if(t.frontier>=e.display.viewFrom){var a=o.styles,l=zr(e,o,r,!0);o.styles=l.styles;var s=o.styleClasses,c=l.classes;c?o.styleClasses=c:s&&(o.styleClasses=null);for(var u=!a||a.length!=o.styles.length||s!=c&&(!s||!c||s.bgClass!=c.bgClass||s.textClass!=c.textClass),f=0;!u&&f<a.length;++f)u=a[f]!=o.styles[f];u&&i.push(t.frontier),o.stateAfter=ta(t.mode,r)}else Or(e,o.text,r),o.stateAfter=t.frontier%5==0?ta(t.mode,r):null;return++t.frontier,+new Date>n?(De(e,e.options.workDelay),!0):void 0}),i.length&&Lt(e,function(){for(var t=0;t<i.length;t++)Nt(e,i[t],"text")})}}function Re(e,t,n){for(var r,i,o=e.doc,a=n?-1:t-(e.doc.mode.innerMode?1e3:100),l=t;l>a;--l){if(l<=o.first)return o.first;var s=Gr(o,l-1);if(s.stateAfter&&(!n||l<=o.frontier))return l;var c=Oa(s.text,null,e.options.tabSize);(null==i||r>c)&&(i=l-1,r=c)}return i}function We(e,t,n){var r=e.doc,i=e.display;if(!r.mode.startState)return!0;var o=Re(e,t,n),a=o>r.first&&Gr(r,o-1).stateAfter;return a=a?ta(r.mode,a):na(r.mode),r.iter(o,t,function(n){Or(e,n.text,a);var l=o==t-1||o%5==0||o>=i.viewFrom&&o<i.viewTo;n.stateAfter=l?ta(r.mode,a):null,++o}),n&&(r.frontier=o),a}function Fe(e){return e.lineSpace.offsetTop}function He(e){return e.mover.offsetHeight-e.lineSpace.offsetHeight}function $e(e){if(e.cachedPaddingH)return e.cachedPaddingH;var t=Wi(e.measure,ji("pre","x")),n=window.getComputedStyle?window.getComputedStyle(t):t.currentStyle,r={left:parseInt(n.paddingLeft),right:parseInt(n.paddingRight)};return isNaN(r.left)||isNaN(r.right)||(e.cachedPaddingH=r),r}function Be(e){return La-e.display.nativeBarWidth}function Ue(e){return e.display.scroller.clientWidth-Be(e)-e.display.barWidth}function Ve(e){return e.display.scroller.clientHeight-Be(e)-e.display.barHeight}function Ge(e,t,n){var r=e.options.lineWrapping,i=r&&Ue(e);if(!t.measure.heights||r&&t.measure.width!=i){var o=t.measure.heights=[];if(r){t.measure.width=i;for(var a=t.text.firstChild.getClientRects(),l=0;l<a.length-1;l++){var s=a[l],c=a[l+1];Math.abs(s.bottom-c.bottom)>2&&o.push((s.bottom+c.top)/2-n.top)}}o.push(n.bottom-n.top)}}function Ke(e,t,n){if(e.line==t)return{map:e.measure.map,cache:e.measure.cache};for(var r=0;r<e.rest.length;r++)if(e.rest[r]==t)return{map:e.measure.maps[r],cache:e.measure.caches[r]};for(var r=0;r<e.rest.length;r++)if(Yr(e.rest[r])>n)return{map:e.measure.maps[r],cache:e.measure.caches[r],before:!0}}function Xe(e,t){t=hr(t);var n=Yr(t),r=e.display.externalMeasured=new Et(e.doc,t,n);r.lineN=n;var i=r.built=Nr(e,r);return r.text=i.pre,Wi(e.display.lineMeasure,i.pre),r}function Ze(e,t,n,r){return Je(e,Qe(e,t),n,r)}function Ye(e,t){if(t>=e.display.viewFrom&&t<e.display.viewTo)return e.display.view[Pt(e,t)];var n=e.display.externalMeasured;return n&&t>=n.lineN&&t<n.lineN+n.size?n:void 0}function Qe(e,t){var n=Yr(t),r=Ye(e,n);r&&!r.text?r=null:r&&r.changes&&I(e,r,n,q(e)),r||(r=Xe(e,t));var i=Ke(r,t,n);return{line:t,view:r,rect:null,map:i.map,cache:i.cache,before:i.before,hasHeights:!1}}function Je(e,t,n,r,i){t.before&&(n=-1);var o,a=n+(r||"");return t.cache.hasOwnProperty(a)?o=t.cache[a]:(t.rect||(t.rect=t.view.text.getBoundingClientRect()),t.hasHeights||(Ge(e,t.view,t.rect),t.hasHeights=!0),o=tt(e,t,n,r),o.bogus||(t.cache[a]=o)),{left:o.left,right:o.right,top:i?o.rtop:o.top,bottom:i?o.rbottom:o.bottom}}function et(e,t,n){for(var r,i,o,a,l=0;l<e.length;l+=3){var s=e[l],c=e[l+1];if(s>t?(i=0,o=1,a="left"):c>t?(i=t-s,o=i+1):(l==e.length-3||t==c&&e[l+3]>t)&&(o=c-s,i=o-1,t>=c&&(a="right")),null!=i){if(r=e[l+2],s==c&&n==(r.insertLeft?"left":"right")&&(a=n),"left"==n&&0==i)for(;l&&e[l-2]==e[l-3]&&e[l-1].insertLeft;)r=e[(l-=3)+2],a="left";if("right"==n&&i==c-s)for(;l<e.length-3&&e[l+3]==e[l+4]&&!e[l+5].insertLeft;)r=e[(l+=3)+2],a="right";break}}return{node:r,start:i,end:o,collapse:a,coverStart:s,coverEnd:c}}function tt(e,t,n,r){var i,o=et(t.map,n,r),a=o.node,l=o.start,s=o.end,c=o.collapse;if(3==a.nodeType){for(var u=0;4>u;u++){for(;l&&Di(t.line.text.charAt(o.coverStart+l));)--l;for(;o.coverStart+s<o.coverEnd&&Di(t.line.text.charAt(o.coverStart+s));)++s;if(po&&9>ho&&0==l&&s==o.coverEnd-o.coverStart)i=a.parentNode.getBoundingClientRect();else if(po&&e.options.lineWrapping){var f=Ia(a,l,s).getClientRects();i=f.length?f["right"==r?f.length-1:0]:Do}else i=Ia(a,l,s).getBoundingClientRect()||Do;if(i.left||i.right||0==l)break;s=l,l-=1,c="right"}po&&11>ho&&(i=nt(e.display.measure,i))}else{l>0&&(c=r="right");var f;i=e.options.lineWrapping&&(f=a.getClientRects()).length>1?f["right"==r?f.length-1:0]:a.getBoundingClientRect();
 
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r=t.value;if(r==n&&!e.somethingSelected())return!1;if(ho&&po>=9&&this.hasSelection===r||So&&/[\uf700-\uf7ff]/.test(r))return e.display.input.reset(),!1;if(e.doc.sel==e.display.selForContextMenu){var i=r.charCodeAt(0);if(8203!=i||n||(n="​"),8666==i)return this.reset(),this.cm.execCommand("undo")}for(var o=0,a=Math.min(n.length,r.length);a>o&&n.charCodeAt(o)==r.charCodeAt(o);)++o;var l=this;return Tt(e,function(){J(e,r.slice(o),n.length-o,null,l.composing?"*compose":null),r.length>1e3||r.indexOf("\n")>-1?t.value=l.prevInput="":l.prevInput=r,l.composing&&(l.composing.range.clear(),l.composing.range=e.markText(l.composing.start,e.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},ensurePolled:function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},onKeyPress:function(){ho&&po>=9&&(this.hasSelection=null),this.fastPoll()},onContextMenu:function(e){function t(){if(null!=a.selectionStart){var e=i.somethingSelected(),t="​"+(e?a.value:"");a.value="⇚",a.value=t,r.prevInput=e?"":"​",a.selectionStart=1,a.selectionEnd=t.length,o.selForContextMenu=i.doc.sel}}function n(){if(r.contextMenuPending=!1,r.wrapper.style.position="relative",a.style.cssText=u,ho&&9>po&&o.scrollbars.setScrollTop(o.scroller.scrollTop=s),null!=a.selectionStart){(!ho||ho&&9>po)&&t();var e=0,n=function(){o.selForContextMenu==i.doc.sel&&0==a.selectionStart&&a.selectionEnd>0&&"​"==r.prevInput?At(i,ra.selectAll)(i):e++<10?o.detectingSelectAll=setTimeout(n,500):o.input.reset()};o.detectingSelectAll=setTimeout(n,200)}}var r=this,i=r.cm,o=i.display,a=r.textarea,l=Ut(i,e),s=o.scroller.scrollTop;if(l&&!yo){var c=i.options.resetSelectionOnContextMenu;c&&-1==i.doc.sel.contains(l)&&At(i,Me)(i.doc,he(l),Oa);var u=a.style.cssText;if(r.wrapper.style.position="absolute",a.style.cssText="position: fixed; width: 30px; height: 30px; top: "+(e.clientY-5)+"px; left: "+(e.clientX-5)+"px; z-index: 1000; background: "+(ho?"rgba(255, 255, 255, .05)":"transparent")+"; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);",mo)var f=window.scrollY;if(o.input.focus(),mo&&window.scrollTo(null,f),o.input.reset(),i.somethingSelected()||(a.value=r.prevInput=" "),r.contextMenuPending=!0,o.selForContextMenu=i.doc.sel,clearTimeout(o.detectingSelectAll),ho&&po>=9&&t(),Ao){ka(e);var d=function(){Sa(window,"mouseup",d),setTimeout(n,20)};Ca(window,"mouseup",d)}else setTimeout(n,50)}},setUneditable:Pi,needsContentAttribute:!1},ne.prototype),ie.prototype=Di({init:function(e){function t(e){if(r.somethingSelected())Do=r.getSelections(),"cut"==e.type&&r.replaceSelection("",null,"cut");else{if(!r.options.lineWiseCopyCut)return;var t=ee(r);Do=t.text,"cut"==e.type&&r.operation(function(){r.setSelections(t.ranges,0,Oa),r.replaceSelection("",null,"cut")})}if(e.clipboardData&&!ko)e.preventDefault(),e.clipboardData.clearData(),e.clipboardData.setData("text/plain",Do.join("\n"));else{var n=re(),i=n.firstChild;r.display.lineSpace.insertBefore(n,r.display.lineSpace.firstChild),i.value=Do.join("\n");var o=document.activeElement;Wa(i),setTimeout(function(){r.display.lineSpace.removeChild(n),o.focus()},50)}}var n=this,r=n.cm,i=n.div=e.lineDiv;i.contentEditable="true",te(i),Ca(i,"paste",function(e){var t=e.clipboardData&&e.clipboardData.getData("text/plain");t&&(e.preventDefault(),r.replaceSelection(t,null,"paste"))}),Ca(i,"compositionstart",function(e){var t=e.data;if(n.composing={sel:r.doc.sel,data:t,startData:t},t){var i=r.doc.sel.primary(),o=r.getLine(i.head.line),a=o.indexOf(t,Math.max(0,i.head.ch-t.length));a>-1&&a<=i.head.ch&&(n.composing.sel=he(Po(i.head.line,a),Po(i.head.line,a+t.length)))}}),Ca(i,"compositionupdate",function(e){n.composing.data=e.data}),Ca(i,"compositionend",function(e){var t=n.composing;t&&(e.data==t.startData||/\u200b/.test(e.data)||(t.data=e.data),setTimeout(function(){t.handled||n.applyComposition(t),n.composing==t&&(n.composing=null)},50))}),Ca(i,"touchstart",function(){n.forceCompositionEnd()}),Ca(i,"input",function(){n.composing||n.pollContent()||Tt(n.cm,function(){Dt(r)})}),Ca(i,"copy",t),Ca(i,"cut",t)},prepareSelection:function(){var e=De(this.cm,!1);return e.focus=this.cm.state.focused,e},showSelection:function(e){e&&this.cm.display.view.length&&(e.focus&&this.showPrimarySelection(),this.showMultipleSelections(e))},showPrimarySelection:function(){var e=window.getSelection(),t=this.cm.doc.sel.primary(),n=le(this.cm,e.anchorNode,e.anchorOffset),r=le(this.cm,e.focusNode,e.focusOffset);if(!n||n.bad||!r||r.bad||0!=zo(Y(n,r),t.from())||0!=zo(X(n,r),t.to())){var i=oe(this.cm,t.from()),o=oe(this.cm,t.to());if(i||o){var a=this.cm.display.view,l=e.rangeCount&&e.getRangeAt(0);if(i){if(!o){var s=a[a.length-1].measure,c=s.maps?s.maps[s.maps.length-1]:s.map;o={node:c[c.length-1],offset:c[c.length-2]-c[c.length-3]}}}else i={node:a[0].measure.map[2],offset:0};try{var u=Ea(i.node,i.offset,o.offset,o.node)}catch(f){}u&&(e.removeAllRanges(),e.addRange(u),l&&null==e.anchorNode?e.addRange(l):co&&this.startGracePeriod()),this.rememberSelection()}}},startGracePeriod:function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){e.cm.curOp.selectionChanged=!0})},20)},showMultipleSelections:function(e){ji(this.cm.display.cursorDiv,e.cursors),ji(this.cm.display.selectionDiv,e.selection)},rememberSelection:function(){var e=window.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},selectionInEditor:function(){var e=window.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return Ba(this.div,t)},focus:function(){"nocursor"!=this.cm.options.readOnly&&this.div.focus()},blur:function(){this.div.blur()},getField:function(){return this.div},supportsTouch:function(){return!0},receivedFocus:function(){function e(){t.cm.state.focused&&(t.pollSelection(),t.polling.set(t.cm.options.pollInterval,e))}var t=this;this.selectionInEditor()?this.pollSelection():Tt(this.cm,function(){t.cm.curOp.selectionChanged=!0}),this.polling.set(this.cm.options.pollInterval,e)},selectionChanged:function(){var e=window.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},pollSelection:function(){if(!this.composing&&!this.gracePeriod&&this.selectionChanged()){var e=window.getSelection(),t=this.cm;this.rememberSelection();var n=le(t,e.anchorNode,e.anchorOffset),r=le(t,e.focusNode,e.focusOffset);n&&r&&Tt(t,function(){Me(t.doc,he(n,r),Oa),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})}},pollContent:function(){var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var o;if(r.line==t.viewFrom||0==(o=It(e,r.line)))var a=Zr(t.view[0].line),l=t.view[0].node;else var a=Zr(t.view[o].line),l=t.view[o-1].node.nextSibling;var s=It(e,i.line);if(s==t.view.length-1)var c=t.viewTo-1,u=t.view[s].node;else var c=Zr(t.view[s+1].line)-1,u=t.view[s+1].node.previousSibling;for(var f=Ga(ce(e,l,u,a,c)),d=$r(e.doc,Po(a,0),Po(c,Kr(e.doc,c).text.length));f.length>1&&d.length>1;)if(Ai(f)==Ai(d))f.pop(),d.pop(),c--;else{if(f[0]!=d[0])break;f.shift(),d.shift(),a++}for(var h=0,p=0,m=f[0],g=d[0],v=Math.min(m.length,g.length);v>h&&m.charCodeAt(h)==g.charCodeAt(h);)++h;for(var y=Ai(f),b=Ai(d),x=Math.min(y.length-(1==f.length?h:0),b.length-(1==d.length?h:0));x>p&&y.charCodeAt(y.length-p-1)==b.charCodeAt(b.length-p-1);)++p;f[f.length-1]=y.slice(0,y.length-p),f[0]=f[0].slice(h);var w=Po(a,h),k=Po(c,d.length?Ai(d).length-p:0);return f.length>1||f[0]||zo(w,k)?(An(e.doc,f,w,k,"+input"),!0):void 0},ensurePolled:function(){this.forceCompositionEnd()},reset:function(){this.forceCompositionEnd()},forceCompositionEnd:function(){this.composing&&!this.composing.handled&&(this.applyComposition(this.composing),this.composing.handled=!0,this.div.blur(),this.div.focus())},applyComposition:function(e){e.data&&e.data!=e.startData&&At(this.cm,J)(this.cm,e.data,0,e.sel)},setUneditable:function(e){e.setAttribute("contenteditable","false")},onKeyPress:function(e){e.preventDefault(),At(this.cm,J)(this.cm,String.fromCharCode(null==e.charCode?e.keyCode:e.charCode),0)},onContextMenu:Pi,resetPosition:Pi,needsContentAttribute:!0},ie.prototype),e.inputStyles={textarea:ne,contenteditable:ie},ue.prototype={primary:function(){return this.ranges[this.primIndex]},equals:function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(0!=zo(n.anchor,r.anchor)||0!=zo(n.head,r.head))return!1}return!0},deepCopy:function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new fe(K(this.ranges[t].anchor),K(this.ranges[t].head));return new ue(e,this.primIndex)},somethingSelected:function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},contains:function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(zo(t,r.from())>=0&&zo(e,r.to())<=0)return n}return-1}},fe.prototype={from:function(){return Y(this.anchor,this.head)},to:function(){return X(this.anchor,this.head)},empty:function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch}};var Wo,Eo,Io,Fo={left:0,right:0,top:0,bottom:0},Ho=null,Bo=0,jo=0,_o=0,Ro=null;ho?Ro=-.53:co?Ro=15:vo?Ro=-.7:bo&&(Ro=-1/3);var qo=function(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return null==t&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),null==n&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:null==n&&(n=e.wheelDelta),{x:t,y:n}};e.wheelEventPixels=function(e){var t=qo(e);return t.x*=Ro,t.y*=Ro,t};var Uo=new Li,Vo=null,Go=e.changeEnd=function(e){return e.text?Po(e.from.line+e.text.length-1,Ai(e.text).length+(1==e.text.length?e.from.ch:0)):e.to};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(e,t){var n=this.options,r=n[e];(n[e]!=t||"mode"==e)&&(n[e]=t,$o.hasOwnProperty(e)&&At(this,$o[e])(this,t,r))},getOption:function(e){return this.options[e]},getDoc:function(){return this.doc},addKeyMap:function(e,t){this.state.keyMaps[t?"push":"unshift"](qn(e))},removeKeyMap:function(e){for(var t=this.state.keyMaps,n=0;n<t.length;++n)if(t[n]==e||t[n].name==e)return t.splice(n,1),!0},addOverlay:Ot(function(t,n){var r=t.token?t:e.getMode(this.options,t);if(r.startState)throw new Error("Overlays may not be stateful.");this.state.overlays.push({mode:r,modeSpec:t,opaque:n&&n.opaque}),this.state.modeGen++,Dt(this)}),removeOverlay:Ot(function(e){for(var t=this.state.overlays,n=0;n<t.length;++n){var r=t[n].modeSpec;if(r==e||"string"==typeof e&&r.name==e)return t.splice(n,1),this.state.modeGen++,void Dt(this)}}),indentLine:Ot(function(e,t,n){"string"!=typeof t&&"number"!=typeof t&&(t=null==t?this.options.smartIndent?"smart":"prev":t?"add":"subtract"),ve(this.doc,e)&&In(this,e,t,n)}),indentSelection:Ot(function(e){for(var t=this.doc.sel.ranges,n=-1,r=0;r<t.length;r++){var i=t[r];if(i.empty())i.head.line>n&&(In(this,i.head.line,e,!0),n=i.head.line,r==this.doc.sel.primIndex&&Wn(this));else{var o=i.from(),a=i.to(),l=Math.max(n,o.line);n=Math.min(this.lastLine(),a.line-(a.ch?0:1))+1;for(var s=l;n>s;++s)In(this,s,e);var c=this.doc.sel.ranges;0==o.ch&&t.length==c.length&&c[r].from().ch>0&&ke(this.doc,r,new fe(o,c[r].to()),Oa)}}}),getTokenAt:function(e,t){return Ar(this,e,t)},getLineTokens:function(e,t){return Ar(this,Po(e),t,!0)},getTokenTypeAt:function(e){e=me(this.doc,e);var t,n=Pr(this,Kr(this.doc,e.line)),r=0,i=(n.length-1)/2,o=e.ch;if(0==o)t=n[2];else for(;;){var a=r+i>>1;if((a?n[2*a-1]:0)>=o)i=a;else{if(!(n[2*a+1]<o)){t=n[2*a+2];break}r=a+1}}var l=t?t.indexOf("cm-overlay "):-1;return 0>l?t:0==l?null:t.slice(0,l-1)},getModeAt:function(t){var n=this.doc.mode;return n.innerMode?e.innerMode(n,this.getTokenAt(t).state).mode:n},getHelper:function(e,t){return this.getHelpers(e,t)[0]},getHelpers:function(e,t){var n=[];if(!ea.hasOwnProperty(t))return n;var r=ea[t],i=this.getModeAt(e);if("string"==typeof i[t])r[i[t]]&&n.push(r[i[t]]);else if(i[t])for(var o=0;o<i[t].length;o++){var a=r[i[t][o]];a&&n.push(a)}else i.helperType&&r[i.helperType]?n.push(r[i.helperType]):r[i.name]&&n.push(r[i.name]);for(var o=0;o<r._global.length;o++){var l=r._global[o];l.pred(i,this)&&-1==Oi(n,l.val)&&n.push(l.val)}return n},getStateAfter:function(e,t){var n=this.doc;return e=pe(n,null==e?n.first+n.size-1:e),je(this,e+1,t)},cursorCoords:function(e,t){var n,r=this.doc.sel.primary();return n=null==e?r.head:"object"==typeof e?me(this.doc,e):e?r.from():r.to(),ft(this,n,t||"page")},charCoords:function(e,t){return ut(this,me(this.doc,e),t||"page")},coordsChar:function(e,t){return e=ct(this,e,t||"page"),pt(this,e.left,e.top)},lineAtHeight:function(e,t){return e=ct(this,{top:e,left:0},t||"page").top,Qr(this.doc,e+this.display.viewOffset)},heightAtLine:function(e,t){var n,r=!1;if("number"==typeof e){var i=this.doc.first+this.doc.size-1;e<this.doc.first?e=this.doc.first:e>i&&(e=i,r=!0),n=Kr(this.doc,e)}else n=e;return st(this,n,{top:0,left:0},t||"page").top+(r?this.doc.height-Jr(n):0)},defaultTextHeight:function(){return gt(this.display)},defaultCharWidth:function(){return vt(this.display)},setGutterMarker:Ot(function(e,t,n){return Fn(this.doc,e,"gutter",function(e){var r=e.gutterMarkers||(e.gutterMarkers={});return r[t]=n,!n&&Ii(r)&&(e.gutterMarkers=null),!0})}),clearGutter:Ot(function(e){var t=this,n=t.doc,r=n.first;n.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&(n.gutterMarkers[e]=null,Wt(t,r,"gutter"),Ii(n.gutterMarkers)&&(n.gutterMarkers=null)),++r})}),lineInfo:function(e){if("number"==typeof e){if(!ve(this.doc,e))return null;var t=e;if(e=Kr(this.doc,e),!e)return null}else{var t=Zr(e);if(null==t)return null}return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(e,t,n,r,i){var o=this.display;e=ft(this,me(this.doc,e));var a=e.bottom,l=e.left;if(t.style.position="absolute",t.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(t),o.sizer.appendChild(t),"over"==r)a=e.top;else if("above"==r||"near"==r){var s=Math.max(o.wrapper.clientHeight,this.doc.height),c=Math.max(o.sizer.clientWidth,o.lineSpace.clientWidth);("above"==r||e.bottom+t.offsetHeight>s)&&e.top>t.offsetHeight?a=e.top-t.offsetHeight:e.bottom+t.offsetHeight<=s&&(a=e.bottom),l+t.offsetWidth>c&&(l=c-t.offsetWidth)}t.style.top=a+"px",t.style.left=t.style.right="","right"==i?(l=o.sizer.clientWidth-t.offsetWidth,t.style.right="0px"):("left"==i?l=0:"middle"==i&&(l=(o.sizer.clientWidth-t.offsetWidth)/2),t.style.left=l+"px"),n&&Pn(this,l,a,l+t.offsetWidth,a+t.offsetHeight)},triggerOnKeyDown:Ot(sn),triggerOnKeyPress:Ot(fn),triggerOnKeyUp:un,execCommand:function(e){return ra.hasOwnProperty(e)?ra[e](this):void 0},findPosH:function(e,t,n,r){var i=1;0>t&&(i=-1,t=-t);for(var o=0,a=me(this.doc,e);t>o&&(a=Bn(this.doc,a,i,n,r),!a.hitSide);++o);return a},moveH:Ot(function(e,t){var n=this;n.extendSelectionsBy(function(r){return n.display.shift||n.doc.extend||r.empty()?Bn(n.doc,r.head,e,t,n.options.rtlMoveVisually):0>e?r.from():r.to()},Pa)}),deleteH:Ot(function(e,t){var n=this.doc.sel,r=this.doc;n.somethingSelected()?r.replaceSelection("",null,"+delete"):Hn(this,function(n){var i=Bn(r,n.head,e,t,!1);return 0>e?{from:i,to:n.head}:{from:n.head,to:i}})}),findPosV:function(e,t,n,r){var i=1,o=r;0>t&&(i=-1,t=-t);for(var a=0,l=me(this.doc,e);t>a;++a){var s=ft(this,l,"div");if(null==o?o=s.left:s.left=o,l=jn(this,s,i,n),l.hitSide)break}return l},moveV:Ot(function(e,t){var n=this,r=this.doc,i=[],o=!n.display.shift&&!r.extend&&r.sel.somethingSelected();if(r.extendSelectionsBy(function(a){if(o)return 0>e?a.from():a.to();var l=ft(n,a.head,"div");null!=a.goalColumn&&(l.left=a.goalColumn),i.push(l.left);var s=jn(n,l,e,t);return"page"==t&&a==r.sel.primary()&&Dn(n,null,ut(n,s,"div").top-l.top),s},Pa),i.length)for(var a=0;a<r.sel.ranges.length;a++)r.sel.ranges[a].goalColumn=i[a]}),findWordAt:function(e){var t=this.doc,n=Kr(t,e.line).text,r=e.ch,i=e.ch;if(n){var o=this.getHelper(e,"wordChars");(e.xRel<0||i==n.length)&&r?--r:++i;for(var a=n.charAt(r),l=Ei(a,o)?function(e){return Ei(e,o)}:/\s/.test(a)?function(e){return/\s/.test(e)}:function(e){return!/\s/.test(e)&&!Ei(e)};r>0&&l(n.charAt(r-1));)--r;for(;i<n.length&&l(n.charAt(i));)++i}return new fe(Po(e.line,r),Po(e.line,i))},toggleOverwrite:function(e){(null==e||e!=this.state.overwrite)&&((this.state.overwrite=!this.state.overwrite)?qa(this.display.cursorDiv,"CodeMirror-overwrite"):Ra(this.display.cursorDiv,"CodeMirror-overwrite"),La(this,"overwriteToggle",this,this.state.overwrite))},hasFocus:function(){return this.display.input.getField()==_i()},scrollTo:Ot(function(e,t){(null!=e||null!=t)&&En(this),null!=e&&(this.curOp.scrollLeft=e),null!=t&&(this.curOp.scrollTop=t)}),getScrollInfo:function(){var e=this.display.scroller;return{left:e.scrollLeft,top:e.scrollTop,height:e.scrollHeight-Ue(this)-this.display.barHeight,width:e.scrollWidth-Ue(this)-this.display.barWidth,clientHeight:Ge(this),clientWidth:Ve(this)}},scrollIntoView:Ot(function(e,t){if(null==e?(e={from:this.doc.sel.primary().head,to:null},null==t&&(t=this.options.cursorScrollMargin)):"number"==typeof e?e={from:Po(e,0),to:null}:null==e.from&&(e={from:e,to:null}),e.to||(e.to=e.from),e.margin=t||0,null!=e.from.line)En(this),this.curOp.scrollToPos=e;else{var n=zn(this,Math.min(e.from.left,e.to.left),Math.min(e.from.top,e.to.top)-e.margin,Math.max(e.from.right,e.to.right),Math.max(e.from.bottom,e.to.bottom)+e.margin);this.scrollTo(n.scrollLeft,n.scrollTop)}}),setSize:Ot(function(e,t){function n(e){return"number"==typeof e||/^\d+$/.test(String(e))?e+"px":e}var r=this;null!=e&&(r.display.wrapper.style.width=n(e)),null!=t&&(r.display.wrapper.style.height=n(t)),r.options.lineWrapping&&it(this);var i=r.display.viewFrom;r.doc.iter(i,r.display.viewTo,function(e){if(e.widgets)for(var t=0;t<e.widgets.length;t++)if(e.widgets[t].noHScroll){Wt(r,i,"widget");break}++i}),r.curOp.forceUpdate=!0,La(r,"refresh",this)}),operation:function(e){return Tt(this,e)},refresh:Ot(function(){var e=this.display.cachedTextHeight;Dt(this),this.curOp.forceUpdate=!0,ot(this),this.scrollTo(this.doc.scrollLeft,this.doc.scrollTop),u(this),(null==e||Math.abs(e-gt(this.display))>.5)&&a(this),La(this,"refresh",this)}),swapDoc:Ot(function(e){var t=this.doc;return t.cm=null,Gr(this,e),ot(this),this.display.input.reset(),this.scrollTo(e.scrollLeft,e.scrollTop),this.curOp.forceScroll=!0,bi(this,"swapDoc",this,t),t}),getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},Si(e);var Ko=e.defaults={},$o=e.optionHandlers={},Xo=e.Init={toString:function(){return"CodeMirror.Init"}};_n("value","",function(e,t){e.setValue(t)},!0),_n("mode",null,function(e,t){e.doc.modeOption=t,n(e)},!0),_n("indentUnit",2,n,!0),_n("indentWithTabs",!1),_n("smartIndent",!0),_n("tabSize",4,function(e){r(e),ot(e),Dt(e)},!0),_n("specialChars",/[\t\u0000-\u0019\u00ad\u200b-\u200f\u2028\u2029\ufeff]/g,function(t,n,r){t.state.specialChars=new RegExp(n.source+(n.test("	")?"":"|	"),"g"),r!=e.Init&&t.refresh()}),_n("specialCharPlaceholder",Er,function(e){e.refresh()},!0),_n("electricChars",!0),_n("inputStyle",Co?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),_n("rtlMoveVisually",!Lo),_n("wholeLineUpdateBefore",!0),_n("theme","default",function(e){l(e),s(e)},!0),_n("keyMap","default",function(t,n,r){var i=qn(n),o=r!=e.Init&&qn(r);o&&o.detach&&o.detach(t,i),i.attach&&i.attach(t,o||null)}),_n("extraKeys",null),_n("lineWrapping",!1,i,!0),_n("gutters",[],function(e){h(e.options),s(e)},!0),_n("fixedGutter",!0,function(e,t){e.display.gutters.style.left=t?S(e.display)+"px":"0",e.refresh()},!0),_n("coverGutterNextToScrollbar",!1,function(e){y(e)},!0),_n("scrollbarStyle","native",function(e){v(e),y(e),e.display.scrollbars.setScrollTop(e.doc.scrollTop),e.display.scrollbars.setScrollLeft(e.doc.scrollLeft)},!0),_n("lineNumbers",!1,function(e){h(e.options),s(e)},!0),_n("firstLineNumber",1,s,!0),_n("lineNumberFormatter",function(e){return e},s,!0),_n("showCursorWhenSelecting",!1,ze,!0),_n("resetSelectionOnContextMenu",!0),_n("lineWiseCopyCut",!0),_n("readOnly",!1,function(e,t){"nocursor"==t?(pn(e),e.display.input.blur(),e.display.disabled=!0):(e.display.disabled=!1,t||e.display.input.reset())}),_n("disableInput",!1,function(e,t){t||e.display.input.reset()},!0),_n("dragDrop",!0,_t),_n("cursorBlinkRate",530),_n("cursorScrollMargin",0),_n("cursorHeight",1,ze,!0),_n("singleCursorHeightPerLine",!0,ze,!0),_n("workTime",100),_n("workDelay",100),_n("flattenSpans",!0,r,!0),_n("addModeClass",!1,r,!0),_n("pollInterval",100),_n("undoDepth",200,function(e,t){e.doc.history.undoDepth=t}),_n("historyEventDelay",1250),_n("viewportMargin",10,function(e){e.refresh()},!0),_n("maxHighlightLength",1e4,r,!0),_n("moveInputWithCursor",!0,function(e,t){t||e.display.input.resetPosition()}),_n("tabindex",null,function(e,t){e.display.input.getField().tabIndex=t||""}),_n("autofocus",null);var Yo=e.modes={},Zo=e.mimeModes={};e.defineMode=function(t,n){e.defaults.mode||"null"==t||(e.defaults.mode=t),arguments.length>2&&(n.dependencies=Array.prototype.slice.call(arguments,2)),Yo[t]=n},e.defineMIME=function(e,t){Zo[e]=t},e.resolveMode=function(t){if("string"==typeof t&&Zo.hasOwnProperty(t))t=Zo[t];else if(t&&"string"==typeof t.name&&Zo.hasOwnProperty(t.name)){var n=Zo[t.name];"string"==typeof n&&(n={name:n}),t=zi(n,t),t.name=n.name}else if("string"==typeof t&&/^[\w\-]+\/[\w\-]+\+xml$/.test(t))return e.resolveMode("application/xml");return"string"==typeof t?{name:t}:t||{name:"null"}},e.getMode=function(t,n){var n=e.resolveMode(n),r=Yo[n.name];if(!r)return e.getMode(t,"text/plain");var i=r(t,n);if(Qo.hasOwnProperty(n.name)){var o=Qo[n.name];for(var a in o)o.hasOwnProperty(a)&&(i.hasOwnProperty(a)&&(i["_"+a]=i[a]),i[a]=o[a])}if(i.name=n.name,n.helperType&&(i.helperType=n.helperType),n.modeProps)for(var a in n.modeProps)i[a]=n.modeProps[a];return i},e.defineMode("null",function(){return{token:function(e){e.skipToEnd()}}}),e.defineMIME("text/plain","null");var Qo=e.modeExtensions={};e.extendMode=function(e,t){var n=Qo.hasOwnProperty(e)?Qo[e]:Qo[e]={};Di(t,n)},e.defineExtension=function(t,n){e.prototype[t]=n},e.defineDocExtension=function(e,t){va.prototype[e]=t},e.defineOption=_n;var Jo=[];e.defineInitHook=function(e){Jo.push(e)};var ea=e.helpers={};e.registerHelper=function(t,n,r){ea.hasOwnProperty(t)||(ea[t]=e[t]={_global:[]}),ea[t][n]=r},e.registerGlobalHelper=function(t,n,r,i){e.registerHelper(t,n,i),ea[t]._global.push({pred:r,val:i})};var ta=e.copyState=function(e,t){if(t===!0)return t;if(e.copyState)return e.copyState(t);var n={};for(var r in t){var i=t[r];i instanceof Array&&(i=i.concat([])),n[r]=i}return n},na=e.startState=function(e,t,n){return e.startState?e.startState(t,n):!0};e.innerMode=function(e,t){for(;e.innerMode;){var n=e.innerMode(t);if(!n||n.mode==e)break;t=n.state,e=n.mode}return n||{mode:e,state:t}};var ra=e.commands={selectAll:function(e){e.setSelection(Po(e.firstLine(),0),Po(e.lastLine()),Oa)},singleSelection:function(e){e.setSelection(e.getCursor("anchor"),e.getCursor("head"),Oa)},killLine:function(e){Hn(e,function(t){if(t.empty()){var n=Kr(e.doc,t.head.line).text.length;return t.head.ch==n&&t.head.line<e.lastLine()?{from:t.head,to:Po(t.head.line+1,0)}:{from:t.head,to:Po(t.head.line,n)}}return{from:t.from(),to:t.to()}})},deleteLine:function(e){Hn(e,function(t){return{from:Po(t.from().line,0),to:me(e.doc,Po(t.to().line+1,0))}})},delLineLeft:function(e){Hn(e,function(e){return{from:Po(e.from().line,0),to:e.from()}})},delWrappedLineLeft:function(e){Hn(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return{from:r,to:t.from()}})},delWrappedLineRight:function(e){Hn(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div");return{from:t.from(),to:r}})},undo:function(e){e.undo()},redo:function(e){e.redo()},undoSelection:function(e){e.undoSelection()},redoSelection:function(e){e.redoSelection()},goDocStart:function(e){e.extendSelection(Po(e.firstLine(),0))},goDocEnd:function(e){e.extendSelection(Po(e.lastLine()))},goLineStart:function(e){e.extendSelectionsBy(function(t){return to(e,t.head.line)},{origin:"+move",bias:1})},goLineStartSmart:function(e){e.extendSelectionsBy(function(t){return ro(e,t.head)},{origin:"+move",bias:1})},goLineEnd:function(e){e.extendSelectionsBy(function(t){return no(e,t.head.line)},{origin:"+move",bias:-1})},goLineRight:function(e){e.extendSelectionsBy(function(t){var n=e.charCoords(t.head,"div").top+5;return e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div")},Pa)},goLineLeft:function(e){e.extendSelectionsBy(function(t){var n=e.charCoords(t.head,"div").top+5;return e.coordsChar({left:0,top:n},"div")},Pa)},goLineLeftSmart:function(e){e.extendSelectionsBy(function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return r.ch<e.getLine(r.line).search(/\S/)?ro(e,t.head):r},Pa)},goLineUp:function(e){e.moveV(-1,"line")},goLineDown:function(e){e.moveV(1,"line")},goPageUp:function(e){e.moveV(-1,"page")},goPageDown:function(e){e.moveV(1,"page")},goCharLeft:function(e){e.moveH(-1,"char")},goCharRight:function(e){e.moveH(1,"char")},goColumnLeft:function(e){e.moveH(-1,"column")},goColumnRight:function(e){e.moveH(1,"column")},goWordLeft:function(e){e.moveH(-1,"word")},goGroupRight:function(e){e.moveH(1,"group")},goGroupLeft:function(e){e.moveH(-1,"group")},goWordRight:function(e){e.moveH(1,"word")},delCharBefore:function(e){e.deleteH(-1,"char")},delCharAfter:function(e){e.deleteH(1,"char")},delWordBefore:function(e){e.deleteH(-1,"word")},delWordAfter:function(e){e.deleteH(1,"word")},delGroupBefore:function(e){e.deleteH(-1,"group")},delGroupAfter:function(e){e.deleteH(1,"group")},indentAuto:function(e){e.indentSelection("smart")},indentMore:function(e){e.indentSelection("add")},indentLess:function(e){e.indentSelection("subtract")},insertTab:function(e){e.replaceSelection("	")},insertSoftTab:function(e){for(var t=[],n=e.listSelections(),r=e.options.tabSize,i=0;i<n.length;i++){var o=n[i].from(),a=za(e.getLine(o.line),o.ch,r);t.push(new Array(r-a%r+1).join(" "))}e.replaceSelections(t)},defaultTab:function(e){e.somethingSelected()?e.indentSelection("add"):e.execCommand("insertTab")},transposeChars:function(e){Tt(e,function(){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++){var i=t[r].head,o=Kr(e.doc,i.line).text;if(o)if(i.ch==o.length&&(i=new Po(i.line,i.ch-1)),i.ch>0)i=new Po(i.line,i.ch+1),e.replaceRange(o.charAt(i.ch-1)+o.charAt(i.ch-2),Po(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var a=Kr(e.doc,i.line-1).text;a&&e.replaceRange(o.charAt(0)+"\n"+a.charAt(a.length-1),Po(i.line-1,a.length-1),Po(i.line,1),"+transpose")}n.push(new fe(i,i))}e.setSelections(n)})},newlineAndIndent:function(e){Tt(e,function(){for(var t=e.listSelections().length,n=0;t>n;n++){var r=e.listSelections()[n];e.replaceRange("\n",r.anchor,r.head,"+input"),e.indentLine(r.from().line+1,null,!0),Wn(e)}})},toggleOverwrite:function(e){e.toggleOverwrite()}},ia=e.keyMap={};ia.basic={Left:"goCharLeft",Right:"goCharRight",Up:"goLineUp",Down:"goLineDown",End:"goLineEnd",Home:"goLineStartSmart",PageUp:"goPageUp",PageDown:"goPageDown",Delete:"delCharAfter",Backspace:"delCharBefore","Shift-Backspace":"delCharBefore",Tab:"defaultTab","Shift-Tab":"indentAuto",Enter:"newlineAndIndent",Insert:"toggleOverwrite",Esc:"singleSelection"},ia.pcDefault={"Ctrl-A":"selectAll","Ctrl-D":"deleteLine","Ctrl-Z":"undo","Shift-Ctrl-Z":"redo","Ctrl-Y":"redo","Ctrl-Home":"goDocStart","Ctrl-End":"goDocEnd","Ctrl-Up":"goLineUp","Ctrl-Down":"goLineDown","Ctrl-Left":"goGroupLeft","Ctrl-Right":"goGroupRight","Alt-Left":"goLineStart","Alt-Right":"goLineEnd","Ctrl-Backspace":"delGroupBefore","Ctrl-Delete":"delGroupAfter","Ctrl-S":"save","Ctrl-F":"find","Ctrl-G":"findNext","Shift-Ctrl-G":"findPrev","Shift-Ctrl-F":"replace","Shift-Ctrl-R":"replaceAll","Ctrl-[":"indentLess","Ctrl-]":"indentMore","Ctrl-U":"undoSelection","Shift-Ctrl-U":"redoSelection","Alt-U":"redoSelection",fallthrough:"basic"},ia.emacsy={"Ctrl-F":"goCharRight","Ctrl-B":"goCharLeft","Ctrl-P":"goLineUp","Ctrl-N":"goLineDown","Alt-F":"goWordRight","Alt-B":"goWordLeft","Ctrl-A":"goLineStart","Ctrl-E":"goLineEnd","Ctrl-V":"goPageDown","Shift-Ctrl-V":"goPageUp","Ctrl-D":"delCharAfter","Ctrl-H":"delCharBefore","Alt-D":"delWordAfter","Alt-Backspace":"delWordBefore","Ctrl-K":"killLine","Ctrl-T":"transposeChars"},ia.macDefault={"Cmd-A":"selectAll","Cmd-D":"deleteLine","Cmd-Z":"undo","Shift-Cmd-Z":"redo","Cmd-Y":"redo","Cmd-Home":"goDocStart","Cmd-Up":"goDocStart","Cmd-End":"goDocEnd","Cmd-Down":"goDocEnd","Alt-Left":"goGroupLeft","Alt-Right":"goGroupRight","Cmd-Left":"goLineLeft","Cmd-Right":"goLineRight","Alt-Backspace":"delGroupBefore","Ctrl-Alt-Backspace":"delGroupAfter","Alt-Delete":"delGroupAfter","Cmd-S":"save","Cmd-F":"find","Cmd-G":"findNext","Shift-Cmd-G":"findPrev","Cmd-Alt-F":"replace","Shift-Cmd-Alt-F":"replaceAll","Cmd-[":"indentLess","Cmd-]":"indentMore","Cmd-Backspace":"delWrappedLineLeft","Cmd-Delete":"delWrappedLineRight","Cmd-U":"undoSelection","Shift-Cmd-U":"redoSelection","Ctrl-Up":"goDocStart","Ctrl-Down":"goDocEnd",fallthrough:["basic","emacsy"]},ia["default"]=So?ia.macDefault:ia.pcDefault,e.normalizeKeyMap=function(e){var t={};for(var n in e)if(e.hasOwnProperty(n)){var r=e[n];if(/^(name|fallthrough|(de|at)tach)$/.test(n))continue;if("..."==r){delete e[n];continue}for(var i=Ni(n.split(" "),Rn),o=0;o<i.length;o++){var a,l;o==i.length-1?(l=n,a=r):(l=i.slice(0,o+1).join(" "),a="...");var s=t[l];if(s){if(s!=a)throw new Error("Inconsistent bindings for "+l)}else t[l]=a}delete e[n]}for(var c in t)e[c]=t[c];return e};var oa=e.lookupKey=function(e,t,n,r){t=qn(t);var i=t.call?t.call(e,r):t[e];if(i===!1)return"nothing";if("..."===i)return"multi";if(null!=i&&n(i))return"handled";if(t.fallthrough){if("[object Array]"!=Object.prototype.toString.call(t.fallthrough))return oa(e,t.fallthrough,n,r);for(var o=0;o<t.fallthrough.length;o++){var a=oa(e,t.fallthrough[o],n,r);if(a)return a}}},aa=e.isModifierKey=function(e){var t="string"==typeof e?e:Ya[e.keyCode];return"Ctrl"==t||"Alt"==t||"Shift"==t||"Mod"==t},la=e.keyName=function(e,t){if(yo&&34==e.keyCode&&e["char"])return!1;var n=Ya[e.keyCode],r=n;return 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this.pos>=this.string.length},sol:function(){return this.pos==this.lineStart},peek:function(){return this.string.charAt(this.pos)||void 0},next:function(){return this.pos<this.string.length?this.string.charAt(this.pos++):void 0},eat:function(e){var t=this.string.charAt(this.pos);if("string"==typeof e)var n=t==e;else var n=t&&(e.test?e.test(t):e(t));return n?(++this.pos,t):void 0},eatWhile:function(e){for(var t=this.pos;this.eat(e););return this.pos>t},eatSpace:function(){for(var e=this.pos;/[\s\u00a0]/.test(this.string.charAt(this.pos));)++this.pos;return this.pos>e},skipToEnd:function(){this.pos=this.string.length},skipTo:function(e){var t=this.string.indexOf(e,this.pos);return t>-1?(this.pos=t,!0):void 0},backUp:function(e){this.pos-=e},column:function(){return this.lastColumnPos<this.start&&(this.lastColumnValue=za(this.string,this.start,this.tabSize,this.lastColumnPos,this.lastColumnValue),this.lastColumnPos=this.start),this.lastColumnValue-(this.lineStart?za(this.string,this.lineStart,this.tabSize):0)},indentation:function(){return za(this.string,null,this.tabSize)-(this.lineStart?za(this.string,this.lineStart,this.tabSize):0)},match:function(e,t,n){if("string"!=typeof e){var r=this.string.slice(this.pos).match(e);return r&&r.index>0?null:(r&&t!==!1&&(this.pos+=r[0].length),r)}var i=function(e){return n?e.toLowerCase():e},o=this.string.substr(this.pos,e.length);return i(o)==i(e)?(t!==!1&&(this.pos+=e.length),!0):void 0},current:function(){return this.string.slice(this.start,this.pos)},hideFirstChars:function(e,t){this.lineStart+=e;try{return t()}finally{this.lineStart-=e}}};var ca=0,ua=e.TextMarker=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ca};Si(ua),ua.prototype.clear=function(){if(!this.explicitlyCleared){var 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o=this.lines[i],a=Yn(o.markedSpans,this);if(null!=a.from&&(n=Po(t?o:Zr(o),a.from),-1==e))return n;if(null!=a.to&&(r=Po(t?o:Zr(o),a.to),1==e))return r}return n&&{from:n,to:r}},ua.prototype.changed=function(){var e=this.find(-1,!0),t=this,n=this.doc.cm;e&&n&&Tt(n,function(){var r=e.line,i=Zr(e.line),o=Ze(n,i);if(o&&(rt(o),n.curOp.selectionChanged=n.curOp.forceUpdate=!0),n.curOp.updateMaxLine=!0,!yr(t.doc,r)&&null!=t.height){var a=t.height;t.height=null;var l=wr(t)-a;l&&Yr(r,r.height+l)}})},ua.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;t.maybeHiddenMarkers&&-1!=Oi(t.maybeHiddenMarkers,this)||(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},ua.prototype.detachLine=function(e){if(this.lines.splice(Oi(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}};var ca=0,fa=e.SharedTextMarker=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};Si(fa),fa.prototype.clear=function(){if(!this.explicitlyCleared){this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();bi(this,"clear")}},fa.prototype.find=function(e,t){return this.primary.find(e,t)};var da=e.LineWidget=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};Si(da),da.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Zr(n);if(null!=r&&t){for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var o=wr(this);Yr(n,Math.max(0,n.height-o)),e&&Tt(e,function(){xr(e,n,-o),Wt(e,r,"widget")})}},da.prototype.changed=function(){var e=this.height,t=this.doc.cm,n=this.line;this.height=null;var r=wr(this)-e;r&&(Yr(n,n.height+r),t&&Tt(t,function(){t.curOp.forceUpdate=!0,xr(t,n,r)}))};var ha=e.Line=function(e,t,n){this.text=e,ar(this,t),this.height=n?n(this):1};Si(ha),ha.prototype.lineNo=function(){return Zr(this)};var pa={},ma={};qr.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;r>n;++n){var i=this.lines[n];this.height-=i.height,Sr(i),bi(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;r>e;++e)if(n(this.lines[e]))return!0}},Ur.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(i>e){var o=Math.min(t,i-e),a=r.height;if(r.removeInner(e,o),this.height-=a-r.height,i==o&&(this.children.splice(n--,1),r.parent=null),0==(t-=o))break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof qr))){var l=[];this.collapse(l),this.children=[new qr(l)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],o=i.chunkSize();if(o>=e){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(;i.lines.length>50;){var a=i.lines.splice(i.lines.length-25,25),l=new qr(a);i.height-=l.height,this.children.splice(r+1,0,l),l.parent=this}this.maybeSpill()}break}e-=o}},maybeSpill:function(){if(!(this.children.length<=10)){var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new Ur(t);if(e.parent){e.size-=n.size,e.height-=n.height;var r=Oi(e.parent.children,e);e.parent.children.splice(r+1,0,n)}else{var i=new 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n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=Xr(this,this.first,this.first+this.size);return e===!1?t:t.join(e||"\n")},setValue:Nt(function(e){var t=Po(this.first,0),n=this.first+this.size-1;kn(this,{from:t,to:Po(n,Kr(this,n).text.length),text:Ga(e),origin:"setValue",full:!0},!0),Me(this,he(t))}),replaceRange:function(e,t,n,r){t=me(this,t),n=n?me(this,n):t,An(this,e,t,n,r)},getRange:function(e,t,n){var r=$r(this,me(this,e),me(this,t));return n===!1?r:r.join(n||"\n")},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){return ve(this,e)?Kr(this,e):void 0},getLineNumber:function(e){return Zr(e)},getLineHandleVisualStart:function(e){return"number"==typeof e&&(e=Kr(this,e)),pr(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return me(this,e)},getCursor:function(e){var t,n=this.sel.primary();return t=null==e||"head"==e?n.head:"anchor"==e?n.anchor:"end"==e||"to"==e||e===!1?n.to():n.from()},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Nt(function(e,t,n){Ce(this,me(this,"number"==typeof e?Po(e,t||0):e),null,n)}),setSelection:Nt(function(e,t,n){Ce(this,me(this,e),me(this,t||e),n)}),extendSelection:Nt(function(e,t,n){xe(this,me(this,e),t&&me(this,t),n)}),extendSelections:Nt(function(e,t){we(this,ye(this,e,t))}),extendSelectionsBy:Nt(function(e,t){we(this,Ni(this.sel.ranges,e),t)}),setSelections:Nt(function(e,t,n){if(e.length){for(var r=0,i=[];r<e.length;r++)i[r]=new fe(me(this,e[r].anchor),me(this,e[r].head));null==t&&(t=Math.min(e.length-1,this.sel.primIndex)),Me(this,de(i,t),n)}}),addSelection:Nt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new fe(me(this,e),me(this,t||e))),Me(this,de(r,r.length-1),n)}),getSelection:function(e){for(var t,n=this.sel.ranges,r=0;r<n.length;r++){var i=$r(this,n[r].from(),n[r].to());t=t?t.concat(i):i}return e===!1?t:t.join(e||"\n")},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=$r(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||"\n")),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Nt(function(e,t,n){for(var r=[],i=this.sel,o=0;o<i.ranges.length;o++){var a=i.ranges[o];r[o]={from:a.from(),to:a.to(),text:Ga(e[o]),origin:n}}for(var 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c=t.exec(l);if(!c)break;if(o=c,a=o.index,s=o.index+(o[0].length||1),s==l.length)break}var u=o&&o[0].length||0;u||(0==a&&0==l.length?o=void 0:a!=e.getLine(i.line).length&&u++)}else{t.lastIndex=i.ch;var l=e.getLine(i.line),o=t.exec(l),u=o&&o[0].length||0,a=o&&o.index;a+u==l.length||u||(u=1)}return o&&u?{from:r(i.line,a),to:r(i.line,a+u),match:o}:void 0};else{var a=t;o&&(t=t.toLowerCase());var l=o?function(e){return e.toLowerCase()}:function(e){return e},s=t.split("\n");if(1==s.length)t.length?this.matches=function(i,o){if(i){var s=e.getLine(o.line).slice(0,o.ch),c=l(s),u=c.lastIndexOf(t);if(u>-1)return u=n(s,c,u),{from:r(o.line,u),to:r(o.line,u+a.length)}}else{var s=e.getLine(o.line).slice(o.ch),c=l(s),u=c.indexOf(t);if(u>-1)return u=n(s,c,u)+o.ch,{from:r(o.line,u),to:r(o.line,u+a.length)}}}:this.matches=function(){};else{var c=a.split("\n");this.matches=function(t,n){var i=s.length-1;if(t){if(n.line-(s.length-1)<e.firstLine())return;if(l(e.getLine(n.line).slice(0,c[i].length))!=s[s.length-1])return;for(var o=r(n.line,c[i].length),a=n.line-1,u=i-1;u>=1;--u,--a)if(s[u]!=l(e.getLine(a)))return;var f=e.getLine(a),d=f.length-c[0].length;if(l(f.slice(d))!=s[0])return;return{from:r(a,d),to:o}}if(!(n.line+(s.length-1)>e.lastLine())){var f=e.getLine(n.line),d=f.length-c[0].length;if(l(f.slice(d))==s[0]){for(var h=r(n.line,d),a=n.line+1,u=1;i>u;++u,++a)if(s[u]!=l(e.getLine(a)))return;if(l(e.getLine(a).slice(0,c[i].length))==s[i])return{from:h,to:r(a,c[i].length)}}}}}}}function n(e,t,n){if(e.length==t.length)return n;for(var r=Math.min(n,e.length);;){var i=e.slice(0,r).toLowerCase().length;if(n>i)++r;else{if(!(i>n))return r;--r}}}var r=e.Pos;t.prototype={findNext:function(){return this.find(!1)},findPrevious:function(){return this.find(!0)},find:function(e){function t(e){var t=r(e,0);return n.pos={from:t,to:t},n.atOccurrence=!1,!1}for(var n=this,i=this.doc.clipPos(e?this.pos.from:this.pos.to);;){if(this.pos=this.matches(e,i))return this.atOccurrence=!0,this.pos.match||!0;if(e){if(!i.line)return t(0);i=r(i.line-1,this.doc.getLine(i.line-1).length)}else{var o=this.doc.lineCount();if(i.line==o-1)return t(o);i=r(i.line+1,0)}}},from:function(){return this.atOccurrence?this.pos.from:void 0},to:function(){return this.atOccurrence?this.pos.to:void 0},replace:function(t,n){if(this.atOccurrence){var i=e.splitLines(t);this.doc.replaceRange(i,this.pos.from,this.pos.to,n),this.pos.to=r(this.pos.from.line+i.length-1,i[i.length-1].length+(1==i.length?this.pos.from.ch:0))}}},e.defineExtension("getSearchCursor",function(e,n,r){return new t(this.doc,e,n,r)}),e.defineDocExtension("getSearchCursor",function(e,n,r){return new t(this,e,n,r)}),e.defineExtension("selectMatches",function(t,n){for(var r,i=[],o=this.getSearchCursor(t,this.getCursor("from"),n);(r=o.findNext())&&!(e.cmpPos(o.to(),this.getCursor("to"))>0);)i.push({anchor:o.from(),head:o.to()});i.length&&this.setSelections(i,0)})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./searchcursor"),require("../dialog/dialog")):"function"==typeof define&&define.amd?define(["../../lib/codemirror","./searchcursor","../dialog/dialog"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t){return"string"==typeof e?e=new RegExp(e.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g,"\\$&"),t?"gi":"g"):e.global||(e=new RegExp(e.source,e.ignoreCase?"gi":"g")),{token:function(t){e.lastIndex=t.pos;var n=e.exec(t.string);return n&&n.index==t.pos?(t.pos+=n[0].length,"searching"):void(n?t.pos=n.index:t.skipToEnd())}}}function n(){this.posFrom=this.posTo=this.lastQuery=this.query=null,this.overlay=null}function r(e){return e.state.search||(e.state.search=new n)}function i(e){return"string"==typeof e&&e==e.toLowerCase()}function o(e,t,n){return e.getSearchCursor(t,n,i(t))}function a(e,t,n,r,i){e.openDialog?e.openDialog(t,i,{value:r,selectValueOnOpen:!0}):i(prompt(n,r))}function l(e,t,n,r){e.openConfirm?e.openConfirm(t,r):confirm(n)&&r[0]()}function s(e){var t=e.match(/^\/(.*)\/([a-z]*)$/);if(t)try{e=new RegExp(t[1],-1==t[2].indexOf("i")?"":"i")}catch(n){}return("string"==typeof e?""==e:e.test(""))&&(e=/x^/),e}function c(e,n){var o=r(e);if(o.query)return u(e,n);var l=e.getSelection()||o.lastQuery;a(e,h,"Search for:",l,function(r){e.operation(function(){r&&!o.query&&(o.query=s(r),e.removeOverlay(o.overlay,i(o.query)),o.overlay=t(o.query,i(o.query)),e.addOverlay(o.overlay),e.showMatchesOnScrollbar&&(o.annotate&&(o.annotate.clear(),o.annotate=null),o.annotate=e.showMatchesOnScrollbar(o.query,i(o.query))),o.posFrom=o.posTo=e.getCursor(),u(e,n))})})}function u(t,n){t.operation(function(){var i=r(t),a=o(t,i.query,n?i.posFrom:i.posTo);(a.find(n)||(a=o(t,i.query,n?e.Pos(t.lastLine()):e.Pos(t.firstLine(),0)),a.find(n)))&&(t.setSelection(a.from(),a.to()),t.scrollIntoView({from:a.from(),to:a.to()}),i.posFrom=a.from(),i.posTo=a.to())})}function f(e){e.operation(function(){var t=r(e);t.lastQuery=t.query,t.query&&(t.query=null,e.removeOverlay(t.overlay),t.annotate&&(t.annotate.clear(),t.annotate=null))})}function d(e,t){if(!e.getOption("readOnly")){var n=e.getSelection()||r(e).lastQuery;a(e,p,"Replace:",n,function(n){n&&(n=s(n),a(e,m,"Replace with:","",function(r){if(t)e.operation(function(){for(var t=o(e,n);t.findNext();)if("string"!=typeof n){var i=e.getRange(t.from(),t.to()).match(n);t.replace(r.replace(/\$(\d)/g,function(e,t){return i[t]}),"+input")}else t.replace(r,"+input")});else{f(e);
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t=0;t<e.display.view.length;t++)rt(e.display.view[t])}function ot(e){it(e),e.display.cachedCharWidth=e.display.cachedTextHeight=e.display.cachedPaddingH=null,e.options.lineWrapping||(e.display.maxLineChanged=!0),e.display.lineNumChars=null}function at(){return window.pageXOffset||(document.documentElement||document.body).scrollLeft}function lt(){return window.pageYOffset||(document.documentElement||document.body).scrollTop}function st(e,t,n,r){if(t.widgets)for(var i=0;i<t.widgets.length;++i)if(t.widgets[i].above){var o=_r(t.widgets[i]);n.top+=o,n.bottom+=o}if("line"==r)return n;r||(r="local");var a=Jr(t);if("local"==r?a+=Fe(e.display):a-=e.display.viewOffset,"page"==r||"window"==r){var l=e.display.lineSpace.getBoundingClientRect();a+=l.top+("window"==r?0:lt());var s=l.left+("window"==r?0:at());n.left+=s,n.right+=s}return n.top+=a,n.bottom+=a,n}function ct(e,t,n){if("div"==n)return t;var r=t.left,i=t.top;if("page"==n)r-=at(),i-=lt();else if("local"==n||!n){var 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r=e.doc;if(n+=e.display.viewOffset,0>n)return pt(r.first,0,!0,-1);var i=Qr(r,n),o=r.first+r.size-1;if(i>o)return pt(r.first+r.size-1,Gr(r,o).text.length,!0,1);0>t&&(t=0);for(var a=Gr(r,i);;){var l=mt(e,a,i,t,n),s=dr(a),c=s&&s.find(0,!0);if(!s||!(l.ch>c.from.ch||l.ch==c.from.ch&&l.xRel>0))return l;i=Yr(a=c.to.line)}}function mt(e,t,n,r,i){function o(r){var i=ft(e,Eo(n,r),"line",t,c);return l=!0,a>i.bottom?i.left-s:a<i.top?i.left+s:(l=!1,i.left)}var a=i-Jr(t),l=!1,s=2*e.display.wrapper.clientWidth,c=Qe(e,t),u=ei(t),f=t.text.length,d=Ji(t),p=eo(t),h=o(d),m=l,g=o(p),v=l;if(r>g)return pt(n,p,v,1);for(;;){if(u?p==d||p==lo(t,d,1):1>=p-d){for(var y=h>r||g-r>=r-h?d:p,b=r-(y==d?h:g);Di(t.text.charAt(y));)++y;var x=pt(n,y,y==d?m:v,-1>b?-1:b>1?1:0);return x}var _=Math.ceil(f/2),k=d+_;if(u){k=d;for(var w=0;_>w;++w)k=lo(t,k,1)}var C=o(k);C>r?(p=k,g=C,(v=l)&&(g+=1e3),f=_):(d=k,h=C,m=l,f-=_)}}function gt(e){if(null!=e.cachedTextHeight)return e.cachedTextHeight;if(null==No){No=ji("pre");for(var t=0;49>t;++t)No.appendChild(document.createTextNode("x")),No.appendChild(ji("br"));No.appendChild(document.createTextNode("x"))}Wi(e.measure,No);var n=No.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),Ri(e.measure),n||1}function vt(e){if(null!=e.cachedCharWidth)return e.cachedCharWidth;var t=ji("span","xxxxxxxxxx"),n=ji("pre",[t]);Wi(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function yt(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++Ro},jo?jo.ops.push(e.curOp):e.curOp.ownsGroup=jo={ops:[e.curOp],delayedCallbacks:[]}}function bt(e){var t=e.delayedCallbacks,n=0;do{for(;n<t.length;n++)t[n]();for(var r=0;r<e.ops.length;r++){var 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t=e.cm,n=t.display;e.updatedDisplay&&E(t),e.barMeasure=h(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Ze(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Be(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-Ue(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function St(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&en(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1),e.preparedSelection&&t.display.input.showSelection(e.preparedSelection),e.updatedDisplay&&z(t,e.barMeasure),(e.updatedDisplay||e.startHeight!=t.doc.height)&&y(t,e.barMeasure),e.selectionChanged&&Pe(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),e.focus&&e.focus==Fi()&&Y(e.cm)}function Mt(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&T(t,e.update),null==n.wheelStartX||null==e.scrollTop&&null==e.scrollLeft&&!e.scrollToPos||(n.wheelStartX=n.wheelStartY=null),null==e.scrollTop||n.scroller.scrollTop==e.scrollTop&&!e.forceScroll||(r.scrollTop=Math.max(0,Math.min(n.scroller.scrollHeight-n.scroller.clientHeight,e.scrollTop)),n.scrollbars.setScrollTop(r.scrollTop),n.scroller.scrollTop=r.scrollTop),null==e.scrollLeft||n.scroller.scrollLeft==e.scrollLeft&&!e.forceScroll||(r.scrollLeft=Math.max(0,Math.min(n.scroller.scrollWidth-Ue(t),e.scrollLeft)),n.scrollbars.setScrollLeft(r.scrollLeft),n.scroller.scrollLeft=r.scrollLeft,_(t)),e.scrollToPos){var i=zn(t,me(r,e.scrollToPos.from),me(r,e.scrollToPos.to),e.scrollToPos.margin);e.scrollToPos.isCursor&&t.state.focused&&An(t,i)}var o=e.maybeHiddenMarkers,a=e.maybeUnhiddenMarkers;if(o)for(var l=0;l<o.length;++l)o[l].lines.length||Sa(o[l],"hide");if(a)for(var l=0;l<a.length;++l)a[l].lines.length&&Sa(a[l],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Sa(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function Lt(e,t){if(e.curOp)return t();yt(e);try{return t()}finally{xt(e)}}function Tt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);yt(e);try{return t.apply(e,arguments)}finally{xt(e)}}}function At(e){return function(){if(this.curOp)return e.apply(this,arguments);yt(this);try{return e.apply(this,arguments)}finally{xt(this)}}}function zt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);yt(t);try{return e.apply(this,arguments)}finally{xt(t)}}}function Et(e,t,n){this.line=t,this.rest=mr(t),this.size=this.rest?Yr(Ti(this.rest))-n+1:1,this.node=this.text=null,this.hidden=yr(e,t)}function Ot(e,t,n){for(var r,i=[],o=t;n>o;o=r){var a=new Et(e.doc,Gr(e.doc,o),o);r=o+a.size,i.push(a)}return i}function qt(e,t,n,r){null==t&&(t=e.doc.first),null==n&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(null==i.updateLineNumbers||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)zo&&gr(e.doc,t)<i.viewTo&&It(e);else if(n<=i.viewFrom)zo&&vr(e.doc,n+r)>i.viewFrom?It(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)It(e);else if(t<=i.viewFrom){var o=Dt(e,n,n+r,1);o?(i.view=i.view.slice(o.index),i.viewFrom=o.lineN,i.viewTo+=r):It(e)}else if(n>=i.viewTo){var o=Dt(e,t,t,-1);o?(i.view=i.view.slice(0,o.index),i.viewTo=o.lineN):It(e)}else{var a=Dt(e,t,t,-1),l=Dt(e,n,n+r,1);a&&l?(i.view=i.view.slice(0,a.index).concat(Ot(e,a.lineN,l.lineN)).concat(i.view.slice(l.index)),i.viewTo+=r):It(e)}var s=i.externalMeasured;s&&(n<s.lineN?s.lineN+=r:t<s.lineN+s.size&&(i.externalMeasured=null))}function Nt(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),!(t<r.viewFrom||t>=r.viewTo)){var o=r.view[Pt(e,t)];if(null!=o.node){var a=o.changes||(o.changes=[]);-1==Ai(a,n)&&a.push(n)}}}function It(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Pt(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,0>t)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,0>t)return r}function Dt(e,t,n,r){var i,o=Pt(e,t),a=e.display.view;if(!zo||n==e.doc.first+e.doc.size)return{index:o,lineN:n};for(var l=0,s=e.display.viewFrom;o>l;l++)s+=a[l].size;if(s!=t){if(r>0){if(o==a.length-1)return null;i=s+a[o].size-t,o++}else i=s-t;t+=i,n+=i}for(;gr(e.doc,n)!=n;){if(o==(0>r?0:a.length-1))return null;n+=r*a[o-(0>r?1:0)].size,o+=r}return{index:o,lineN:n}}function jt(e,t,n){var r=e.display,i=r.view;0==i.length||t>=r.viewTo||n<=r.viewFrom?(r.view=Ot(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=Ot(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(Pt(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(Ot(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,Pt(e,n)))),r.viewTo=n}function Rt(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];i.hidden||i.node&&!i.changes||++n}return n}function Wt(e){function t(){i.activeTouch&&(o=setTimeout(function(){i.activeTouch=null},1e3),a=i.activeTouch,a.end=+new Date)}function n(e){if(1!=e.touches.length)return!1;var t=e.touches[0];return t.radiusX<=1&&t.radiusY<=1}function r(e,t){if(null==t.left)return!0;var n=t.left-e.left,r=t.top-e.top;return n*n+r*r>400}var i=e.display;wa(i.scroller,"mousedown",Tt(e,Ut)),po&&11>ho?wa(i.scroller,"dblclick",Tt(e,function(t){if(!_i(e,t)){var n=Bt(e,t);if(n&&!Zt(e,t)&&!$t(e.display,t)){xa(t);var r=e.findWordAt(n);xe(e.doc,r.anchor,r.head)}}})):wa(i.scroller,"dblclick",function(t){_i(e,t)||xa(t)}),To||wa(i.scroller,"contextmenu",function(t){mn(e,t)});var o,a={end:0};wa(i.scroller,"touchstart",function(e){if(!n(e)){clearTimeout(o);var t=+new Date;i.activeTouch={start:t,moved:!1,prev:t-a.end<=300?a:null},1==e.touches.length&&(i.activeTouch.left=e.touches[0].pageX,i.activeTouch.top=e.touches[0].pageY)}}),wa(i.scroller,"touchmove",function(){i.activeTouch&&(i.activeTouch.moved=!0)}),wa(i.scroller,"touchend",function(n){var o=i.activeTouch;if(o&&!$t(i,n)&&null!=o.left&&!o.moved&&new Date-o.start<300){var a,l=e.coordsChar(i.activeTouch,"page");a=!o.prev||r(o,o.prev)?new fe(l,l):!o.prev.prev||r(o,o.prev.prev)?e.findWordAt(l):new fe(Eo(l.line,0),me(e.doc,Eo(l.line+1,0))),e.setSelection(a.anchor,a.head),e.focus(),xa(n)}t()}),wa(i.scroller,"touchcancel",t),wa(i.scroller,"scroll",function(){i.scroller.clientHeight&&(Jt(e,i.scroller.scrollTop),en(e,i.scroller.scrollLeft,!0),Sa(e,"scroll",e))}),wa(i.scroller,"mousewheel",function(t){tn(e,t)}),wa(i.scroller,"DOMMouseScroll",function(t){tn(e,t)}),wa(i.wrapper,"scroll",function(){i.wrapper.scrollTop=i.wrapper.scrollLeft=0}),i.dragFunctions={simple:function(t){_i(e,t)||ka(t)},start:function(t){Qt(e,t)},drop:Tt(e,Yt)};var l=i.input.getField();wa(l,"keyup",function(t){un.call(e,t)}),wa(l,"keydown",Tt(e,sn)),wa(l,"keypress",Tt(e,fn)),wa(l,"focus",Ni(pn,e)),wa(l,"blur",Ni(hn,e))}function Ft(t,n,r){var i=r&&r!=e.Init;if(!n!=!i){var o=t.display.dragFunctions,a=n?wa:Ca;a(t.display.scroller,"dragstart",o.start),a(t.display.scroller,"dragenter",o.simple),a(t.display.scroller,"dragover",o.simple),a(t.display.scroller,"drop",o.drop)}}function Ht(e){var t=e.display;(t.lastWrapHeight!=t.wrapper.clientHeight||t.lastWrapWidth!=t.wrapper.clientWidth)&&(t.cachedCharWidth=t.cachedTextHeight=t.cachedPaddingH=null,t.scrollbarsClipped=!1,e.setSize())}function $t(e,t){for(var n=vi(t);n!=e.wrapper;n=n.parentNode)if(!n||1==n.nodeType&&"true"==n.getAttribute("cm-ignore-events")||n.parentNode==e.sizer&&n!=e.mover)return!0}function Bt(e,t,n,r){var i=e.display;if(!n&&"true"==vi(t).getAttribute("cm-not-content"))return null;var o,a,l=i.lineSpace.getBoundingClientRect();try{o=t.clientX-l.left,a=t.clientY-l.top}catch(t){return null}var s,c=ht(e,o,a);if(r&&1==c.xRel&&(s=Gr(e.doc,c.line).text).length==c.ch){var u=Oa(s,s.length,e.options.tabSize)-s.length;c=Eo(c.line,Math.max(0,Math.round((o-$e(e.display).left)/vt(e.display))-u))}return c}function Ut(e){var t=this,n=t.display;if(!(n.activeTouch&&n.input.supportsTouch()||_i(t,e))){if(n.shift=e.shiftKey,$t(n,e))return void(mo||(n.scroller.draggable=!1,setTimeout(function(){n.scroller.draggable=!0},100)));if(!Zt(t,e)){var r=Bt(t,e);switch(window.focus(),yi(e)){case 1:r?Vt(t,e,r):vi(e)==n.scroller&&xa(e);break;case 2:mo&&(t.state.lastMiddleDown=+new Date),r&&xe(t.doc,r),setTimeout(function(){n.input.focus()},20),xa(e);break;case 3:To?mn(t,e):dn(t)}}}}function Vt(e,t,n){po?setTimeout(Ni(Y,e),0):e.curOp.focus=Fi();var r,i=+new Date;Po&&Po.time>i-400&&0==Oo(Po.pos,n)?r="triple":Io&&Io.time>i-400&&0==Oo(Io.pos,n)?(r="double",Po={time:i,pos:n}):(r="single",Io={time:i,pos:n});var o,a=e.doc.sel,l=Co?t.metaKey:t.ctrlKey;e.options.dragDrop&&Ua&&!Q(e)&&"single"==r&&(o=a.contains(n))>-1&&!a.ranges[o].empty()?Gt(e,t,n,l):Kt(e,t,n,r,l)}function Gt(e,t,n,r){var i=e.display,o=+new Date,a=Tt(e,function(l){mo&&(i.scroller.draggable=!1),e.state.draggingText=!1,Ca(document,"mouseup",a),Ca(i.scroller,"drop",a),Math.abs(t.clientX-l.clientX)+Math.abs(t.clientY-l.clientY)<10&&(xa(l),!r&&+new Date-200<o&&xe(e.doc,n),mo||po&&9==ho?setTimeout(function(){document.body.focus(),i.input.focus()},20):i.input.focus())});mo&&(i.scroller.draggable=!0),e.state.draggingText=a,i.scroller.dragDrop&&i.scroller.dragDrop(),wa(document,"mouseup",a),wa(i.scroller,"drop",a)}function Kt(e,t,n,r,i){function o(t){if(0!=Oo(g,t))if(g=t,"rect"==r){for(var i=[],o=e.options.tabSize,a=Oa(Gr(c,n.line).text,n.ch,o),l=Oa(Gr(c,t.line).text,t.ch,o),s=Math.min(a,l),p=Math.max(a,l),h=Math.min(n.line,t.line),m=Math.min(e.lastLine(),Math.max(n.line,t.line));m>=h;h++){var v=Gr(c,h).text,y=Mi(v,s,o);s==p?i.push(new fe(Eo(h,y),Eo(h,y))):v.length>y&&i.push(new fe(Eo(h,y),Eo(h,Mi(v,p,o))))}i.length||i.push(new fe(n,n)),Me(c,de(d.ranges.slice(0,f).concat(i),f),{origin:"*mouse",scroll:!1}),e.scrollIntoView(t)}else{var b=u,x=b.anchor,_=t;if("single"!=r){if("double"==r)var k=e.findWordAt(t);else var k=new fe(Eo(t.line,0),me(c,Eo(t.line+1,0)));Oo(k.anchor,x)>0?(_=k.head,x=Z(b.from(),k.anchor)):(_=k.anchor,x=X(b.to(),k.head))}var i=d.ranges.slice(0);i[f]=new fe(me(c,x),_),Me(c,de(i,f),za)}}function a(t){var n=++y,i=Bt(e,t,!0,"rect"==r);if(i)if(0!=Oo(i,g)){e.curOp.focus=Fi(),o(i);var l=x(s,c);(i.line>=l.to||i.line<l.from)&&setTimeout(Tt(e,function(){y==n&&a(t)}),150)}else{var u=t.clientY<v.top?-20:t.clientY>v.bottom?20:0;u&&setTimeout(Tt(e,function(){y==n&&(s.scroller.scrollTop+=u,a(t))}),50)}}function l(e){y=1/0,xa(e),s.input.focus(),Ca(document,"mousemove",b),Ca(document,"mouseup",_),c.history.lastSelOrigin=null}var s=e.display,c=e.doc;xa(t);var u,f,d=c.sel,p=d.ranges;if(i&&!t.shiftKey?(f=c.sel.contains(n),u=f>-1?p[f]:new fe(n,n)):(u=c.sel.primary(),f=c.sel.primIndex),t.altKey)r="rect",i||(u=new fe(n,n)),n=Bt(e,t,!0,!0),f=-1;else if("double"==r){var h=e.findWordAt(n);u=e.display.shift||c.extend?be(c,u,h.anchor,h.head):h}else if("triple"==r){var m=new fe(Eo(n.line,0),me(c,Eo(n.line+1,0)));u=e.display.shift||c.extend?be(c,u,m.anchor,m.head):m}else u=be(c,u,n);i?-1==f?(f=p.length,Me(c,de(p.concat([u]),f),{scroll:!1,origin:"*mouse"})):p.length>1&&p[f].empty()&&"single"==r&&!t.shiftKey?(Me(c,de(p.slice(0,f).concat(p.slice(f+1)),0)),d=c.sel):ke(c,f,u,za):(f=0,Me(c,new ue([u],0),za),d=c.sel);var g=n,v=s.wrapper.getBoundingClientRect(),y=0,b=Tt(e,function(e){yi(e)?a(e):l(e)}),_=Tt(e,l);wa(document,"mousemove",b),wa(document,"mouseup",_)}function Xt(e,t,n,r,i){try{var o=t.clientX,a=t.clientY}catch(t){return!1}if(o>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&xa(t);var l=e.display,s=l.lineDiv.getBoundingClientRect();if(a>s.bottom||!wi(e,n))return gi(t);a-=s.top-l.viewOffset;for(var c=0;c<e.options.gutters.length;++c){var u=l.gutters.childNodes[c];if(u&&u.getBoundingClientRect().right>=o){var f=Qr(e.doc,a),d=e.options.gutters[c];return i(e,n,e,f,d,t),gi(t)}}}function Zt(e,t){return Xt(e,t,"gutterClick",!0,bi)}function Yt(e){var t=this;if(!_i(t,e)&&!$t(t.display,e)){xa(e),po&&(Wo=+new Date);var n=Bt(t,e,!0),r=e.dataTransfer.files;if(n&&!Q(t))if(r&&r.length&&window.FileReader&&window.File)for(var i=r.length,o=Array(i),a=0,l=function(e,r){var l=new FileReader;l.onload=Tt(t,function(){if(o[r]=l.result,++a==i){n=me(t.doc,n);var e={from:n,to:n,text:Va(o.join("\n")),origin:"paste"};kn(t.doc,e),Se(t.doc,pe(n,Vo(e)))}}),l.readAsText(e)},s=0;i>s;++s)l(r[s],s);else{if(t.state.draggingText&&t.doc.sel.contains(n)>-1)return t.state.draggingText(e),void setTimeout(function(){t.display.input.focus()},20);try{var o=e.dataTransfer.getData("Text");if(o){if(t.state.draggingText&&!(Co?e.altKey:e.ctrlKey))var c=t.listSelections();if(Le(t.doc,pe(n,n)),c)for(var s=0;s<c.length;++s)Tn(t.doc,"",c[s].anchor,c[s].head,"drag");t.replaceSelection(o,"around","paste"),t.display.input.focus()}}catch(e){}}}}function Qt(e,t){if(po&&(!e.state.draggingText||+new Date-Wo<100))return void ka(t);if(!_i(e,t)&&!$t(e.display,t)&&(t.dataTransfer.setData("Text",e.getSelection()),t.dataTransfer.setDragImage&&!bo)){var n=ji("img",null,null,"position: fixed; left: 0; top: 0;");n.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==",yo&&(n.width=n.height=1,e.display.wrapper.appendChild(n),n._top=n.offsetTop),t.dataTransfer.setDragImage(n,0,0),yo&&n.parentNode.removeChild(n)}}function Jt(e,t){Math.abs(e.doc.scrollTop-t)<2||(e.doc.scrollTop=t,co||A(e,{top:t}),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t),e.display.scrollbars.setScrollTop(t),co&&A(e),De(e,100))}function en(e,t,n){(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)||(t=Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth),e.doc.scrollLeft=t,_(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t))}function tn(e,t){var n=$o(t),r=n.x,i=n.y,o=e.display,a=o.scroller;if(r&&a.scrollWidth>a.clientWidth||i&&a.scrollHeight>a.clientHeight){if(i&&Co&&mo)e:for(var l=t.target,s=o.view;l!=a;l=l.parentNode)for(var c=0;c<s.length;c++)if(s[c].node==l){e.display.currentWheelTarget=l;break e}if(r&&!co&&!yo&&null!=Ho)return i&&Jt(e,Math.max(0,Math.min(a.scrollTop+i*Ho,a.scrollHeight-a.clientHeight))),en(e,Math.max(0,Math.min(a.scrollLeft+r*Ho,a.scrollWidth-a.clientWidth))),xa(t),void(o.wheelStartX=null);if(i&&null!=Ho){var u=i*Ho,f=e.doc.scrollTop,d=f+o.wrapper.clientHeight;0>u?f=Math.max(0,f+u-50):d=Math.min(e.doc.height,d+u+50),A(e,{top:f,bottom:d})}20>Fo&&(null==o.wheelStartX?(o.wheelStartX=a.scrollLeft,o.wheelStartY=a.scrollTop,o.wheelDX=r,o.wheelDY=i,setTimeout(function(){if(null!=o.wheelStartX){var e=a.scrollLeft-o.wheelStartX,t=a.scrollTop-o.wheelStartY,n=t&&o.wheelDY&&t/o.wheelDY||e&&o.wheelDX&&e/o.wheelDX;o.wheelStartX=o.wheelStartY=null,n&&(Ho=(Ho*Fo+n)/(Fo+1),++Fo)}},200)):(o.wheelDX+=r,o.wheelDY+=i))}}function nn(e,t,n){if("string"==typeof t&&(t=ra[t],!t))return!1;e.display.input.ensurePolled();var r=e.display.shift,i=!1;try{Q(e)&&(e.state.suppressEdits=!0),n&&(e.display.shift=!1),i=t(e)!=Ta}finally{e.display.shift=r,e.state.suppressEdits=!1}return i}function rn(e,t,n){for(var r=0;r<e.state.keyMaps.length;r++){var i=oa(t,e.state.keyMaps[r],n,e);if(i)return i}return e.options.extraKeys&&oa(t,e.options.extraKeys,n,e)||oa(t,e.options.keyMap,n,e)}function on(e,t,n,r){var i=e.state.keySeq;if(i){if(aa(t))return"handled";Bo.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),t=i+" "+t}var o=rn(e,t,r);return"multi"==o&&(e.state.keySeq=t),"handled"==o&&bi(e,"keyHandled",e,t,n),("handled"==o||"multi"==o)&&(xa(n),Pe(e)),i&&!o&&/\'$/.test(t)?(xa(n),!0):!!o}function an(e,t){var n=la(t,!0);return n?t.shiftKey&&!e.state.keySeq?on(e,"Shift-"+n,t,function(t){return nn(e,t,!0)})||on(e,n,t,function(t){return("string"==typeof t?/^go[A-Z]/.test(t):t.motion)?nn(e,t):void 0}):on(e,n,t,function(t){return nn(e,t)}):!1}function ln(e,t,n){return on(e,"'"+n+"'",t,function(t){return nn(e,t,!0)})}function sn(e){var t=this;if(t.curOp.focus=Fi(),!_i(t,e)){po&&11>ho&&27==e.keyCode&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=16==n||e.shiftKey;var r=an(t,e);yo&&(Uo=r?n:null,!r&&88==n&&!Ka&&(Co?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),18!=n||/\bCodeMirror-crosshair\b/.test(t.display.lineDiv.className)||cn(t)}}function cn(e){function t(e){18!=e.keyCode&&e.altKey||(Ha(n,"CodeMirror-crosshair"),Ca(document,"keyup",t),Ca(document,"mouseover",t))}var n=e.display.lineDiv;$a(n,"CodeMirror-crosshair"),wa(document,"keyup",t),wa(document,"mouseover",t)}function un(e){16==e.keyCode&&(this.doc.sel.shift=!1),_i(this,e)}function fn(e){var t=this;if(!($t(t.display,e)||_i(t,e)||e.ctrlKey&&!e.altKey||Co&&e.metaKey)){var n=e.keyCode,r=e.charCode;if(yo&&n==Uo)return Uo=null,void xa(e);if(!yo||e.which&&!(e.which<10)||!an(t,e)){var i=String.fromCharCode(null==r?n:r);ln(t,e,i)||t.display.input.onKeyPress(e)}}}function dn(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,hn(e))},100)}function pn(e){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),"nocursor"!=e.options.readOnly&&(e.state.focused||(Sa(e,"focus",e),e.state.focused=!0,$a(e.display.wrapper,"CodeMirror-focused"),e.curOp||e.display.selForContextMenu==e.doc.sel||(e.display.input.reset(),mo&&setTimeout(function(){e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Pe(e))}function hn(e){e.state.delayingBlurEvent||(e.state.focused&&(Sa(e,"blur",e),e.state.focused=!1,Ha(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150))}function mn(e,t){$t(e.display,t)||gn(e,t)||e.display.input.onContextMenu(t)}function gn(e,t){return wi(e,"gutterContextMenu")?Xt(e,t,"gutterContextMenu",!1,Sa):!1}function vn(e,t){if(Oo(e,t.from)<0)return e;if(Oo(e,t.to)<=0)return Vo(t);var n=e.line+t.text.length-(t.to.line-t.from.line)-1,r=e.ch;return e.line==t.to.line&&(r+=Vo(t).ch-t.to.ch),Eo(n,r)}function yn(e,t){for(var n=[],r=0;r<e.sel.ranges.length;r++){var i=e.sel.ranges[r];n.push(new fe(vn(i.anchor,t),vn(i.head,t)))}return de(n,e.sel.primIndex)}function bn(e,t,n){return e.line==t.line?Eo(n.line,e.ch-t.ch+n.ch):Eo(n.line+(e.line-t.line),e.ch)}function xn(e,t,n){for(var r=[],i=Eo(e.first,0),o=i,a=0;a<t.length;a++){var l=t[a],s=bn(l.from,i,o),c=bn(Vo(l),i,o);if(i=l.to,o=c,"around"==n){var u=e.sel.ranges[a],f=Oo(u.head,u.anchor)<0;r[a]=new fe(f?c:s,f?s:c)}else r[a]=new fe(s,s)}return new ue(r,e.sel.primIndex)}function _n(e,t,n){var r={canceled:!1,from:t.from,to:t.to,text:t.text,origin:t.origin,cancel:function(){this.canceled=!0}};return n&&(r.update=function(t,n,r,i){t&&(this.from=me(e,t)),n&&(this.to=me(e,n)),r&&(this.text=r),void 0!==i&&(this.origin=i)}),Sa(e,"beforeChange",e,r),e.cm&&Sa(e.cm,"beforeChange",e.cm,r),r.canceled?null:{from:r.from,to:r.to,text:r.text,origin:r.origin}}function kn(e,t,n){if(e.cm){if(!e.cm.curOp)return Tt(e.cm,kn)(e,t,n);if(e.cm.state.suppressEdits)return}if(!(wi(e,"beforeChange")||e.cm&&wi(e.cm,"beforeChange"))||(t=_n(e,t,!0))){var r=Ao&&!n&&ir(e,t.from,t.to);if(r)for(var i=r.length-1;i>=0;--i)wn(e,{from:r[i].from,to:r[i].to,text:i?[""]:t.text});else wn(e,t)}}function wn(e,t){if(1!=t.text.length||""!=t.text[0]||0!=Oo(t.from,t.to)){var n=yn(e,t);oi(e,t,n,e.cm?e.cm.curOp.id:0/0),Mn(e,t,n,tr(e,t));var r=[];Ur(e,function(e,n){n||-1!=Ai(r,e.history)||(mi(e.history,t),r.push(e.history)),Mn(e,t,null,tr(e,t))})}}function Cn(e,t,n){if(!e.cm||!e.cm.state.suppressEdits){for(var r,i=e.history,o=e.sel,a="undo"==t?i.done:i.undone,l="undo"==t?i.undone:i.done,s=0;s<a.length&&(r=a[s],n?!r.ranges||r.equals(e.sel):r.ranges);s++);if(s!=a.length){for(i.lastOrigin=i.lastSelOrigin=null;r=a.pop(),r.ranges;){if(si(r,l),n&&!r.equals(e.sel))return void Me(e,r,{clearRedo:!1});o=r}var c=[];si(o,l),l.push({changes:c,generation:i.generation}),i.generation=r.generation||++i.maxGeneration;for(var u=wi(e,"beforeChange")||e.cm&&wi(e.cm,"beforeChange"),s=r.changes.length-1;s>=0;--s){var f=r.changes[s];if(f.origin=t,u&&!_n(e,f,!1))return void(a.length=0);c.push(ni(e,f));var d=s?yn(e,f):Ti(a);Mn(e,f,d,rr(e,f)),!s&&e.cm&&e.cm.scrollIntoView({from:f.from,to:Vo(f)});var p=[];Ur(e,function(e,t){t||-1!=Ai(p,e.history)||(mi(e.history,f),p.push(e.history)),Mn(e,f,null,rr(e,f))})}}}}function Sn(e,t){if(0!=t&&(e.first+=t,e.sel=new ue(zi(e.sel.ranges,function(e){return new fe(Eo(e.anchor.line+t,e.anchor.ch),Eo(e.head.line+t,e.head.ch))}),e.sel.primIndex),e.cm)){qt(e.cm,e.first,e.first-t,t);for(var n=e.cm.display,r=n.viewFrom;r<n.viewTo;r++)Nt(e.cm,r,"gutter")}}function Mn(e,t,n,r){if(e.cm&&!e.cm.curOp)return Tt(e.cm,Mn)(e,t,n,r);if(t.to.line<e.first)return void Sn(e,t.text.length-1-(t.to.line-t.from.line));if(!(t.from.line>e.lastLine())){if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Sn(e,i),t={from:Eo(e.first,0),to:Eo(t.to.line+i,t.to.ch),text:[Ti(t.text)],origin:t.origin}}var o=e.lastLine();t.to.line>o&&(t={from:t.from,to:Eo(o,Gr(e,o).text.length),text:[t.text[0]],origin:t.origin}),t.removed=Kr(e,t.from,t.to),n||(n=yn(e,t)),e.cm?Ln(e.cm,t,r):Hr(e,t,r),Le(e,n,Aa)}}function Ln(e,t,n){var r=e.doc,i=e.display,a=t.from,l=t.to,s=!1,c=a.line;e.options.lineWrapping||(c=Yr(hr(Gr(r,a.line))),r.iter(c,l.line+1,function(e){return e==i.maxLine?(s=!0,!0):void 0})),r.sel.contains(t.from,t.to)>-1&&ki(e),Hr(r,t,n,o(e)),e.options.lineWrapping||(r.iter(c,a.line+t.text.length,function(e){var t=f(e);t>i.maxLineLength&&(i.maxLine=e,i.maxLineLength=t,i.maxLineChanged=!0,s=!1)}),s&&(e.curOp.updateMaxLine=!0)),r.frontier=Math.min(r.frontier,a.line),De(e,400);var u=t.text.length-(l.line-a.line)-1;t.full?qt(e):a.line!=l.line||1!=t.text.length||Fr(e.doc,t)?qt(e,a.line,l.line+1,u):Nt(e,a.line,"text");var d=wi(e,"changes"),p=wi(e,"change");if(p||d){var h={from:a,to:l,text:t.text,removed:t.removed,origin:t.origin};p&&bi(e,"change",e,h),d&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(h)}e.display.selForContextMenu=null}function Tn(e,t,n,r,i){if(r||(r=n),Oo(r,n)<0){var o=r;r=n,n=o}"string"==typeof t&&(t=Va(t)),kn(e,{from:n,to:r,text:t,origin:i})}function An(e,t){if(!_i(e,"scrollCursorIntoView")){var n=e.display,r=n.sizer.getBoundingClientRect(),i=null;if(t.top+r.top<0?i=!0:t.bottom+r.top>(window.innerHeight||document.documentElement.clientHeight)&&(i=!1),null!=i&&!_o){var o=ji("div","​",null,"position: absolute; top: "+(t.top-n.viewOffset-Fe(e.display))+"px; height: "+(t.bottom-t.top+Be(e)+n.barHeight)+"px; left: "+t.left+"px; width: 2px;");e.display.lineSpace.appendChild(o),o.scrollIntoView(i),e.display.lineSpace.removeChild(o)}}}function zn(e,t,n,r){null==r&&(r=0);for(var i=0;5>i;i++){var o=!1,a=ft(e,t),l=n&&n!=t?ft(e,n):a,s=On(e,Math.min(a.left,l.left),Math.min(a.top,l.top)-r,Math.max(a.left,l.left),Math.max(a.bottom,l.bottom)+r),c=e.doc.scrollTop,u=e.doc.scrollLeft;if(null!=s.scrollTop&&(Jt(e,s.scrollTop),Math.abs(e.doc.scrollTop-c)>1&&(o=!0)),null!=s.scrollLeft&&(en(e,s.scrollLeft),Math.abs(e.doc.scrollLeft-u)>1&&(o=!0)),!o)break}return a}function En(e,t,n,r,i){var o=On(e,t,n,r,i);null!=o.scrollTop&&Jt(e,o.scrollTop),null!=o.scrollLeft&&en(e,o.scrollLeft)}function On(e,t,n,r,i){var o=e.display,a=gt(e.display);0>n&&(n=0);var l=e.curOp&&null!=e.curOp.scrollTop?e.curOp.scrollTop:o.scroller.scrollTop,s=Ve(e),c={};i-n>s&&(i=n+s);var u=e.doc.height+He(o),f=a>n,d=i>u-a;if(l>n)c.scrollTop=f?0:n;else if(i>l+s){var p=Math.min(n,(d?u:i)-s);p!=l&&(c.scrollTop=p)}var h=e.curOp&&null!=e.curOp.scrollLeft?e.curOp.scrollLeft:o.scroller.scrollLeft,m=Ue(e)-(e.options.fixedGutter?o.gutters.offsetWidth:0),g=r-t>m;return g&&(r=t+m),10>t?c.scrollLeft=0:h>t?c.scrollLeft=Math.max(0,t-(g?0:10)):r>m+h-3&&(c.scrollLeft=r+(g?0:10)-m),c}function qn(e,t,n){(null!=t||null!=n)&&In(e),null!=t&&(e.curOp.scrollLeft=(null==e.curOp.scrollLeft?e.doc.scrollLeft:e.curOp.scrollLeft)+t),null!=n&&(e.curOp.scrollTop=(null==e.curOp.scrollTop?e.doc.scrollTop:e.curOp.scrollTop)+n)}function Nn(e){In(e);var t=e.getCursor(),n=t,r=t;e.options.lineWrapping||(n=t.ch?Eo(t.line,t.ch-1):t,r=Eo(t.line,t.ch+1)),e.curOp.scrollToPos={from:n,to:r,margin:e.options.cursorScrollMargin,isCursor:!0}}function In(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=dt(e,t.from),r=dt(e,t.to),i=On(e,Math.min(n.left,r.left),Math.min(n.top,r.top)-t.margin,Math.max(n.right,r.right),Math.max(n.bottom,r.bottom)+t.margin);e.scrollTo(i.scrollLeft,i.scrollTop)}}function Pn(e,t,n,r){var i,o=e.doc;null==n&&(n="add"),"smart"==n&&(o.mode.indent?i=We(e,t):n="prev");var a=e.options.tabSize,l=Gr(o,t),s=Oa(l.text,null,a);l.stateAfter&&(l.stateAfter=null);var c,u=l.text.match(/^\s*/)[0];if(r||/\S/.test(l.text)){if("smart"==n&&(c=o.mode.indent(i,l.text.slice(u.length),l.text),c==Ta||c>150)){if(!r)return;n="prev"}}else c=0,n="not";"prev"==n?c=t>o.first?Oa(Gr(o,t-1).text,null,a):0:"add"==n?c=s+e.options.indentUnit:"subtract"==n?c=s-e.options.indentUnit:"number"==typeof n&&(c=s+n),c=Math.max(0,c);var f="",d=0;if(e.options.indentWithTabs)for(var p=Math.floor(c/a);p;--p)d+=a,f+="	";if(c>d&&(f+=Li(c-d)),f!=u)return Tn(o,f,Eo(t,0),Eo(t,u.length),"+input"),l.stateAfter=null,!0;for(var p=0;p<o.sel.ranges.length;p++){var h=o.sel.ranges[p];if(h.head.line==t&&h.head.ch<u.length){var d=Eo(t,u.length);ke(o,p,new fe(d,d));break}}}function Dn(e,t,n,r){var i=t,o=t;return"number"==typeof t?o=Gr(e,he(e,t)):i=Yr(t),null==i?null:(r(o,i)&&e.cm&&Nt(e.cm,i,n),o)}function jn(e,t){for(var n=e.doc.sel.ranges,r=[],i=0;i<n.length;i++){for(var o=t(n[i]);r.length&&Oo(o.from,Ti(r).to)<=0;){var a=r.pop();if(Oo(a.from,o.from)<0){o.from=a.from;break}}r.push(o)}Lt(e,function(){for(var t=r.length-1;t>=0;t--)Tn(e.doc,"",r[t].from,r[t].to,"+delete");Nn(e)})}function Rn(e,t,n,r,i){function o(){var t=l+n;return t<e.first||t>=e.first+e.size?f=!1:(l=t,u=Gr(e,t))}function a(e){var t=(i?lo:so)(u,s,n,!0);if(null==t){if(e||!o())return f=!1;s=i?(0>n?eo:Ji)(u):0>n?u.text.length:0}else s=t;return!0}var l=t.line,s=t.ch,c=n,u=Gr(e,l),f=!0;if("char"==r)a();else if("column"==r)a(!0);else if("word"==r||"group"==r)for(var d=null,p="group"==r,h=e.cm&&e.cm.getHelper(t,"wordChars"),m=!0;!(0>n)||a(!m);m=!1){var g=u.text.charAt(s)||"\n",v=Ii(g,h)?"w":p&&"\n"==g?"n":!p||/\s/.test(g)?null:"p";
 
-var i=o(e,n,e.getCursor()),a=function(){var t,r=i.from();!(t=i.findNext())&&(i=o(e,n),!(t=i.findNext())||r&&i.from().line==r.line&&i.from().ch==r.ch)||(e.setSelection(i.from(),i.to()),e.scrollIntoView({from:i.from(),to:i.to()}),l(e,g,"Replace?",[function(){s(t)},a]))},s=function(e){i.replace("string"==typeof n?r:r.replace(/\$(\d)/g,function(t,n){return e[n]}),"+input"),a()};a()}}))})}}var h='Search: <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>',p='Replace: <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>',m='With: <input type="text" style="width: 10em" class="CodeMirror-search-field"/>',g="Replace? <button>Yes</button> <button>No</button> <button>Stop</button>";e.commands.find=function(e){f(e),c(e)},e.commands.findNext=c,e.commands.findPrev=function(e){c(e,!0)},e.commands.clearSearch=f,e.commands.replace=d,e.commands.replaceAll=function(e){d(e,!0)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./searchcursor"),require("../scroll/annotatescrollbar")):"function"==typeof define&&define.amd?define(["../../lib/codemirror","./searchcursor","../scroll/annotatescrollbar"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t,n,r){this.cm=e,this.options=r;var i={listenForChanges:!1};for(var o in r)i[o]=r[o];i.className||(i.className="CodeMirror-search-match"),this.annotation=e.annotateScrollbar(i),this.query=t,this.caseFold=n,this.gap={from:e.firstLine(),to:e.lastLine()+1},this.matches=[],this.update=null,this.findMatches(),this.annotation.update(this.matches);var a=this;e.on("change",this.changeHandler=function(e,t){a.onChange(t)})}function n(e,t,n){return t>=e?e:Math.max(t,e+n)}e.defineExtension("showMatchesOnScrollbar",function(e,n,r){return"string"==typeof r&&(r={className:r}),r||(r={}),new t(this,e,n,r)});var r=1e3;t.prototype.findMatches=function(){if(this.gap){for(var t=0;t<this.matches.length;t++){var n=this.matches[t];if(n.from.line>=this.gap.to)break;n.to.line>=this.gap.from&&this.matches.splice(t--,1)}for(var i=this.cm.getSearchCursor(this.query,e.Pos(this.gap.from,0),this.caseFold),o=this.options&&this.options.maxMatches||r;i.findNext();){var n={from:i.from(),to:i.to()};if(n.from.line>=this.gap.to)break;if(this.matches.splice(t++,0,n),this.matches.length>o)break}this.gap=null}},t.prototype.onChange=function(t){var r=t.from.line,i=e.changeEnd(t).line,o=i-t.to.line;if(this.gap?(this.gap.from=Math.min(n(this.gap.from,r,o),t.from.line),this.gap.to=Math.max(n(this.gap.to,r,o),t.from.line)):this.gap={from:t.from.line,to:i+1},o)for(var a=0;a<this.matches.length;a++){var l=this.matches[a],s=n(l.from.line,r,o);s!=l.from.line&&(l.from=e.Pos(s,l.from.ch));var c=n(l.to.line,r,o);c!=l.to.line&&(l.to=e.Pos(c,l.to.ch))}clearTimeout(this.update);var u=this;this.update=setTimeout(function(){u.updateAfterChange()},250)},t.prototype.updateAfterChange=function(){this.findMatches(),this.annotation.update(this.matches)},t.prototype.clear=function(){this.cm.off("change",this.changeHandler),this.annotation.clear()}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(t,n,r){function i(t){var n=e.wheelEventPixels(t)["horizontal"==o.orientation?"x":"y"],r=o.pos;o.moveTo(o.pos+n),o.pos!=r&&e.e_preventDefault(t)}this.orientation=n,this.scroll=r,this.screen=this.total=this.size=1,this.pos=0,this.node=document.createElement("div"),this.node.className=t+"-"+n,this.inner=this.node.appendChild(document.createElement("div"));var o=this;e.on(this.inner,"mousedown",function(t){function n(){e.off(document,"mousemove",r),e.off(document,"mouseup",n)}function r(e){return 1!=e.which?n():void o.moveTo(l+(e[i]-a)*(o.total/o.size))}if(1==t.which){e.e_preventDefault(t);var i="horizontal"==o.orientation?"pageX":"pageY",a=t[i],l=o.pos;e.on(document,"mousemove",r),e.on(document,"mouseup",n)}}),e.on(this.node,"click",function(t){e.e_preventDefault(t);var n,r=o.inner.getBoundingClientRect();n="horizontal"==o.orientation?t.clientX<r.left?-1:t.clientX>r.right?1:0:t.clientY<r.top?-1:t.clientY>r.bottom?1:0,o.moveTo(o.pos+n*o.screen)}),e.on(this.node,"mousewheel",i),e.on(this.node,"DOMMouseScroll",i)}function n(e,n,r){this.addClass=e,this.horiz=new t(e,"horizontal",r),n(this.horiz.node),this.vert=new t(e,"vertical",r),n(this.vert.node),this.width=null}t.prototype.moveTo=function(e,t){0>e&&(e=0),e>this.total-this.screen&&(e=this.total-this.screen),e!=this.pos&&(this.pos=e,this.inner.style["horizontal"==this.orientation?"left":"top"]=e*(this.size/this.total)+"px",t!==!1&&this.scroll(e,this.orientation))};var r=10;t.prototype.update=function(e,t,n){this.screen=t,this.total=e,this.size=n;var i=this.screen*(this.size/this.total);r>i&&(this.size-=r-i,i=r),this.inner.style["horizontal"==this.orientation?"width":"height"]=i-4+"px",this.inner.style["horizontal"==this.orientation?"left":"top"]=this.pos*(this.size/this.total)+"px"},n.prototype.update=function(e){if(null==this.width){var t=window.getComputedStyle?window.getComputedStyle(this.horiz.node):this.horiz.node.currentStyle;t&&(this.width=parseInt(t.height))}var n=this.width||0,r=e.scrollWidth>e.clientWidth+1,i=e.scrollHeight>e.clientHeight+1;return this.vert.node.style.display=i?"block":"none",this.horiz.node.style.display=r?"block":"none",i&&(this.vert.update(e.scrollHeight,e.clientHeight,e.viewHeight-(r?n:0)),this.vert.node.style.display="block",this.vert.node.style.bottom=r?n+"px":"0"),r&&(this.horiz.update(e.scrollWidth,e.clientWidth,e.viewWidth-(i?n:0)-e.barLeft),this.horiz.node.style.right=i?n+"px":"0",this.horiz.node.style.left=e.barLeft+"px"),{right:i?n:0,bottom:r?n:0}},n.prototype.setScrollTop=function(e){this.vert.moveTo(e,!1)},n.prototype.setScrollLeft=function(e){this.horiz.moveTo(e,!1)},n.prototype.clear=function(){var e=this.horiz.node.parentNode;e.removeChild(this.horiz.node),e.removeChild(this.vert.node)},e.scrollbarModel.simple=function(e,t){return new n("CodeMirror-simplescroll",e,t)},e.scrollbarModel.overlay=function(e,t){return new n("CodeMirror-overlayscroll",e,t)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t){function n(e){clearTimeout(r.doRedraw),r.doRedraw=setTimeout(function(){r.redraw()},e)}this.cm=e,this.options=t,this.buttonHeight=t.scrollButtonHeight||e.getOption("scrollButtonHeight"),this.annotations=[],this.doRedraw=this.doUpdate=null,this.div=e.getWrapperElement().appendChild(document.createElement("div")),this.div.style.cssText="position: absolute; right: 0; top: 0; z-index: 7; pointer-events: none",this.computeScale();var r=this;e.on("refresh",this.resizeHandler=function(){clearTimeout(r.doUpdate),r.doUpdate=setTimeout(function(){r.computeScale()&&n(20)},100)}),e.on("markerAdded",this.resizeHandler),e.on("markerCleared",this.resizeHandler),t.listenForChanges!==!1&&e.on("change",this.changeHandler=function(){n(250)})}e.defineExtension("annotateScrollbar",function(e){return"string"==typeof e&&(e={className:e}),new t(this,e)}),e.defineOption("scrollButtonHeight",0),t.prototype.computeScale=function(){var e=this.cm,t=(e.getWrapperElement().clientHeight-e.display.barHeight-2*this.buttonHeight)/e.heightAtLine(e.lastLine()+1,"local");return t!=this.hScale?(this.hScale=t,!0):void 0},t.prototype.update=function(e){this.annotations=e,this.redraw()},t.prototype.redraw=function(e){function t(e,t){if(s!=e.line&&(s=e.line,c=n.getLineHandle(s)),a&&c.height>l)return n.charCoords(e,"local")[t?"top":"bottom"];var r=n.heightAtLine(c,"local");return r+(t?0:c.height)}e!==!1&&this.computeScale();var n=this.cm,r=this.hScale,i=document.createDocumentFragment(),o=this.annotations,a=n.getOption("lineWrapping"),l=a&&1.5*n.defaultTextHeight(),s=null,c=null;if(n.display.barWidth)for(var u,f=0;f<o.length;f++){for(var d=o[f],h=u||t(d.from,!0)*r,p=t(d.to,!1)*r;f<o.length-1&&(u=t(o[f+1].from,!0)*r,!(u>p+.9));)d=o[++f],p=t(d.to,!1)*r;if(p!=h){var m=Math.max(p-h,3),g=i.appendChild(document.createElement("div"));g.style.cssText="position: absolute; right: 0px; width: "+Math.max(2*n.display.barWidth,2)+"px; top: "+(h+this.buttonHeight)+"px; height: "+m+"px",g.className=this.options.className}}this.div.textContent="",this.div.appendChild(i)},t.prototype.clear=function(){this.cm.off("refresh",this.resizeHandler),this.cm.off("markerAdded",this.resizeHandler),this.cm.off("markerCleared",this.resizeHandler),this.changeHandler&&this.cm.off("change",this.changeHandler),this.div.parentNode.removeChild(this.div)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){function t(e,t,n){var r,i=e.getWrapperElement();return r=i.appendChild(document.createElement("div")),n?r.className="CodeMirror-dialog CodeMirror-dialog-bottom":r.className="CodeMirror-dialog CodeMirror-dialog-top","string"==typeof 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a=n.listSelections(),l=0;l<a.length;l++){if(!a[l].empty())return e.Pass;var c=s(n,a[l].head);if(!c||o.indexOf(c)%2!=0)return e.Pass}n.operation(function(){n.replaceSelection("\n\n",null),n.execCommand("goCharLeft"),a=n.listSelections();for(var e=0;e<a.length;e++){var t=a[e].head.line;n.indentLine(t,null,!0),n.indentLine(t+1,null,!0)}})}function a(n,i){var o=r(n);if(!o||n.getOption("disableInput"))return e.Pass;var a=t(o,"pairs"),s=a.indexOf(i);if(-1==s)return e.Pass;for(var u,d,h=t(o,"triples"),p=a.charAt(s+1)==i,m=n.listSelections(),g=s%2==0,v=0;v<m.length;v++){var y,b=m[v],x=b.head,d=n.getRange(x,f(x.line,x.ch+1));if(g&&!b.empty())y="surround";else if(!p&&g||d!=i)if(p&&x.ch>1&&h.indexOf(i)>=0&&n.getRange(f(x.line,x.ch-2),x)==i+i&&(x.ch<=2||n.getRange(f(x.line,x.ch-3),f(x.line,x.ch-2))!=i))y="addFour";else if(p){if(e.isWordChar(d)||!c(n,x,i))return e.Pass;y="both"}else{if(!g||n.getLine(x.line).length!=x.ch&&!l(d,a)&&!/\s/.test(d))return e.Pass;y="both"}else 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a=["area","base","br","col","command","embed","hr","img","input","keygen","link","meta","param","source","track","wbr"],l=["applet","blockquote","body","button","div","dl","fieldset","form","frameset","h1","h2","h3","h4","h5","h6","head","html","iframe","layer","legend","object","ol","p","select","table","ul"];e.commands.closeTag=function(e){return n(e)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";var t=/^(\s*)(>[> ]*|[*+-]\s|(\d+)\.)(\s*)/,n=/^(\s*)(>[> ]*|[*+-]|(\d+)\.)(\s*)$/,r=/[*+-]\s/;e.commands.newlineAndIndentContinueMarkdownList=function(i){if(i.getOption("disableInput"))return e.Pass;for(var o=i.listSelections(),a=[],l=0;l<o.length;l++){var s=o[l].head,c=i.getStateAfter(s.line),u=c.list!==!1,f=0!==c.quote,d=i.getLine(s.line),h=t.exec(d);if(!o[l].empty()||!u&&!f||!h)return void 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f=e.Pos}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";e.registerHelper("fold","markdown",function(t,n){function r(n){var r=t.getTokenTypeAt(e.Pos(n,0));return r&&/\bheader\b/.test(r)}function i(e,t,n){var i=t&&t.match(/^#+/);return i&&r(e)?i[0].length:(i=n&&n.match(/^[=\-]+\s*$/),i&&r(e+1)?"="==n[0]?1:2:o)}var o=100,a=t.getLine(n.line),l=t.getLine(n.line+1),s=i(n.line,a,l);if(s===o)return void 0;for(var c=t.lastLine(),u=n.line,f=t.getLine(u+2);c>u&&!(i(u+1,l,f)<=s);)++u,l=f,f=t.getLine(u+2);return{from:e.Pos(n.line,a.length),to:e.Pos(u,t.getLine(u).length)}})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t){return e.line-t.line||e.ch-t.ch}function 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e=Co&&!xo?"12px":"18px";this.horiz.style.minHeight=this.vert.style.minWidth=e;var t=this,n=function(e){vi(e)!=t.vert&&vi(e)!=t.horiz&&Tt(t.cm,Ut)(e)};wa(this.vert,"mousedown",n),wa(this.horiz,"mousedown",n)},clear:function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)}},m.prototype),g.prototype=qi({update:function(){return{bottom:0,right:0}},setScrollLeft:function(){},setScrollTop:function(){},clear:function(){}},g.prototype),e.scrollbarModel={"native":m,"null":g},S.prototype.signal=function(e,t){wi(e,t)&&this.events.push(arguments)},S.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Sa.apply(null,this.events[e])};var Eo=e.Pos=function(e,t){return this instanceof Eo?(this.line=e,void(this.ch=t)):new Eo(e,t)},Oo=e.cmpPos=function(e,t){return e.line-t.line||e.ch-t.ch},qo=null;ne.prototype=qi({init:function(e){function 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t=this.cm,n=t.display;Wi(n.cursorDiv,e.cursors),Wi(n.selectionDiv,e.selection),null!=e.teTop&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},reset:function(e){if(!this.contextMenuPending){var t,n,r=this.cm,i=r.doc;if(r.somethingSelected()){this.prevInput="";var o=i.sel.primary();t=Ka&&(o.to().line-o.from().line>100||(n=r.getSelection()).length>1e3);var a=t?"-":n||r.getSelection();this.textarea.value=a,r.state.focused&&Na(this.textarea),po&&ho>=9&&(this.hasSelection=a)}else e||(this.prevInput=this.textarea.value="",
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e=this.cm,t=this.textarea,n=this.prevInput;if(!e.state.focused||Ga(t)&&!n||Q(e)||e.options.disableInput||e.state.keySeq)return!1;e.state.pasteIncoming&&e.state.fakedLastChar&&(t.value=t.value.substring(0,t.value.length-1),e.state.fakedLastChar=!1);var r=t.value;if(r==n&&!e.somethingSelected())return!1;if(po&&ho>=9&&this.hasSelection===r||Co&&/[\uf700-\uf7ff]/.test(r))return e.display.input.reset(),!1;if(e.doc.sel==e.display.selForContextMenu){var i=r.charCodeAt(0);if(8203!=i||n||(n="​"),8666==i)return this.reset(),this.cm.execCommand("undo")}for(var o=0,a=Math.min(n.length,r.length);a>o&&n.charCodeAt(o)==r.charCodeAt(o);)++o;var l=this;return Lt(e,function(){J(e,r.slice(o),n.length-o,null,l.composing?"*compose":null),r.length>1e3||r.indexOf("\n")>-1?t.value=l.prevInput="":l.prevInput=r,l.composing&&(l.composing.range.clear(),l.composing.range=e.markText(l.composing.start,e.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},ensurePolled:function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},onKeyPress:function(){po&&ho>=9&&(this.hasSelection=null),this.fastPoll()},onContextMenu:function(e){function t(){if(null!=a.selectionStart){var e=i.somethingSelected(),t="​"+(e?a.value:"");a.value="⇚",a.value=t,r.prevInput=e?"":"​",a.selectionStart=1,a.selectionEnd=t.length,o.selForContextMenu=i.doc.sel}}function n(){if(r.contextMenuPending=!1,r.wrapper.style.position="relative",a.style.cssText=u,po&&9>ho&&o.scrollbars.setScrollTop(o.scroller.scrollTop=s),null!=a.selectionStart){(!po||po&&9>ho)&&t();var e=0,n=function(){o.selForContextMenu==i.doc.sel&&0==a.selectionStart&&a.selectionEnd>0&&"​"==r.prevInput?Tt(i,ra.selectAll)(i):e++<10?o.detectingSelectAll=setTimeout(n,500):o.input.reset()};o.detectingSelectAll=setTimeout(n,200)}}var r=this,i=r.cm,o=i.display,a=r.textarea,l=Bt(i,e),s=o.scroller.scrollTop;if(l&&!yo){var c=i.options.resetSelectionOnContextMenu;c&&-1==i.doc.sel.contains(l)&&Tt(i,Me)(i.doc,pe(l),Aa);var u=a.style.cssText;if(r.wrapper.style.position="absolute",a.style.cssText="position: fixed; width: 30px; height: 30px; top: "+(e.clientY-5)+"px; left: "+(e.clientX-5)+"px; z-index: 1000; background: "+(po?"rgba(255, 255, 255, .05)":"transparent")+"; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);",mo)var f=window.scrollY;if(o.input.focus(),mo&&window.scrollTo(null,f),o.input.reset(),i.somethingSelected()||(a.value=r.prevInput=" 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n=this,r=n.cm,i=n.div=e.lineDiv;i.contentEditable="true",te(i),wa(i,"paste",function(e){var t=e.clipboardData&&e.clipboardData.getData("text/plain");t&&(e.preventDefault(),r.replaceSelection(t,null,"paste"))}),wa(i,"compositionstart",function(e){var t=e.data;if(n.composing={sel:r.doc.sel,data:t,startData:t},t){var i=r.doc.sel.primary(),o=r.getLine(i.head.line),a=o.indexOf(t,Math.max(0,i.head.ch-t.length));a>-1&&a<=i.head.ch&&(n.composing.sel=pe(Eo(i.head.line,a),Eo(i.head.line,a+t.length)))}}),wa(i,"compositionupdate",function(e){n.composing.data=e.data}),wa(i,"compositionend",function(e){var t=n.composing;t&&(e.data==t.startData||/\u200b/.test(e.data)||(t.data=e.data),setTimeout(function(){t.handled||n.applyComposition(t),n.composing==t&&(n.composing=null)},50))}),wa(i,"touchstart",function(){n.forceCompositionEnd()}),wa(i,"input",function(){n.composing||n.pollContent()||Lt(n.cm,function(){qt(r)})}),wa(i,"copy",t),wa(i,"cut",t)},prepareSelection:function(){var e=qe(this.cm,!1);return e.focus=this.cm.state.focused,e},showSelection:function(e){e&&this.cm.display.view.length&&(e.focus&&this.showPrimarySelection(),this.showMultipleSelections(e))},showPrimarySelection:function(){var e=window.getSelection(),t=this.cm.doc.sel.primary(),n=le(this.cm,e.anchorNode,e.anchorOffset),r=le(this.cm,e.focusNode,e.focusOffset);if(!n||n.bad||!r||r.bad||0!=Oo(Z(n,r),t.from())||0!=Oo(X(n,r),t.to())){var i=oe(this.cm,t.from()),o=oe(this.cm,t.to());if(i||o){var a=this.cm.display.view,l=e.rangeCount&&e.getRangeAt(0);if(i){if(!o){var s=a[a.length-1].measure,c=s.maps?s.maps[s.maps.length-1]:s.map;o={node:c[c.length-1],offset:c[c.length-2]-c[c.length-3]}}}else i={node:a[0].measure.map[2],offset:0};try{var u=Ia(i.node,i.offset,o.offset,o.node)}catch(f){}u&&(e.removeAllRanges(),e.addRange(u),l&&null==e.anchorNode?e.addRange(l):co&&this.startGracePeriod()),this.rememberSelection()}}},startGracePeriod:function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){e.cm.curOp.selectionChanged=!0})},20)},showMultipleSelections:function(e){Wi(this.cm.display.cursorDiv,e.cursors),Wi(this.cm.display.selectionDiv,e.selection)},rememberSelection:function(){var e=window.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},selectionInEditor:function(){var e=window.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return Ra(this.div,t)},focus:function(){"nocursor"!=this.cm.options.readOnly&&this.div.focus()},blur:function(){this.div.blur()},getField:function(){return this.div},supportsTouch:function(){return!0},receivedFocus:function(){function e(){t.cm.state.focused&&(t.pollSelection(),t.polling.set(t.cm.options.pollInterval,e))}var t=this;this.selectionInEditor()?this.pollSelection():Lt(this.cm,function(){t.cm.curOp.selectionChanged=!0}),this.polling.set(this.cm.options.pollInterval,e)},selectionChanged:function(){var e=window.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},pollSelection:function(){if(!this.composing&&!this.gracePeriod&&this.selectionChanged()){var e=window.getSelection(),t=this.cm;this.rememberSelection();var n=le(t,e.anchorNode,e.anchorOffset),r=le(t,e.focusNode,e.focusOffset);n&&r&&Lt(t,function(){Me(t.doc,pe(n,r),Aa),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})}},pollContent:function(){var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var o;if(r.line==t.viewFrom||0==(o=Pt(e,r.line)))var a=Yr(t.view[0].line),l=t.view[0].node;else var a=Yr(t.view[o].line),l=t.view[o-1].node.nextSibling;var s=Pt(e,i.line);if(s==t.view.length-1)var c=t.viewTo-1,u=t.view[s].node;else var c=Yr(t.view[s+1].line)-1,u=t.view[s+1].node.previousSibling;for(var f=Va(ce(e,l,u,a,c)),d=Kr(e.doc,Eo(a,0),Eo(c,Gr(e.doc,c).text.length));f.length>1&&d.length>1;)if(Ti(f)==Ti(d))f.pop(),d.pop(),c--;else{if(f[0]!=d[0])break;f.shift(),d.shift(),a++}for(var p=0,h=0,m=f[0],g=d[0],v=Math.min(m.length,g.length);v>p&&m.charCodeAt(p)==g.charCodeAt(p);)++p;for(var y=Ti(f),b=Ti(d),x=Math.min(y.length-(1==f.length?p:0),b.length-(1==d.length?p:0));x>h&&y.charCodeAt(y.length-h-1)==b.charCodeAt(b.length-h-1);)++h;f[f.length-1]=y.slice(0,y.length-h),f[0]=f[0].slice(p);var _=Eo(a,p),k=Eo(c,d.length?Ti(d).length-h:0);return f.length>1||f[0]||Oo(_,k)?(Tn(e.doc,f,_,k,"+input"),!0):void 0},ensurePolled:function(){this.forceCompositionEnd()},reset:function(){this.forceCompositionEnd()},forceCompositionEnd:function(){this.composing&&!this.composing.handled&&(this.applyComposition(this.composing),this.composing.handled=!0,this.div.blur(),this.div.focus())},applyComposition:function(e){e.data&&e.data!=e.startData&&Tt(this.cm,J)(this.cm,e.data,0,e.sel)},setUneditable:function(e){e.setAttribute("contenteditable","false")},onKeyPress:function(e){e.preventDefault(),Tt(this.cm,J)(this.cm,String.fromCharCode(null==e.charCode?e.keyCode:e.charCode),0)},onContextMenu:Ei,resetPosition:Ei,needsContentAttribute:!0},ie.prototype),e.inputStyles={textarea:ne,contenteditable:ie},ue.prototype={primary:function(){return this.ranges[this.primIndex]},equals:function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(0!=Oo(n.anchor,r.anchor)||0!=Oo(n.head,r.head))return!1}return!0},deepCopy:function(){for(var e=[],t=0;t<this.ranges.length;t++)e[t]=new fe(K(this.ranges[t].anchor),K(this.ranges[t].head));return new ue(e,this.primIndex)},somethingSelected:function(){for(var e=0;e<this.ranges.length;e++)if(!this.ranges[e].empty())return!0;return!1},contains:function(e,t){t||(t=e);for(var n=0;n<this.ranges.length;n++){var r=this.ranges[n];if(Oo(t,r.from())>=0&&Oo(e,r.to())<=0)return n}return-1}},fe.prototype={from:function(){return Z(this.anchor,this.head)},to:function(){return X(this.anchor,this.head)},empty:function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch}};var No,Io,Po,Do={left:0,right:0,top:0,bottom:0},jo=null,Ro=0,Wo=0,Fo=0,Ho=null;po?Ho=-.53:co?Ho=15:vo?Ho=-.7:bo&&(Ho=-1/3);var $o=function(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return null==t&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),null==n&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:null==n&&(n=e.wheelDelta),{x:t,y:n}};e.wheelEventPixels=function(e){var t=$o(e);return t.x*=Ho,t.y*=Ho,t};var Bo=new Si,Uo=null,Vo=e.changeEnd=function(e){return e.text?Eo(e.from.line+e.text.length-1,Ti(e.text).length+(1==e.text.length?e.from.ch:0)):e.to};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(e,t){var n=this.options,r=n[e];(n[e]!=t||"mode"==e)&&(n[e]=t,Ko.hasOwnProperty(e)&&Tt(this,Ko[e])(this,t,r))},getOption:function(e){return this.options[e]},getDoc:function(){return this.doc},addKeyMap:function(e,t){this.state.keyMaps[t?"push":"unshift"]($n(e))},removeKeyMap:function(e){for(var t=this.state.keyMaps,n=0;n<t.length;++n)if(t[n]==e||t[n].name==e)return t.splice(n,1),!0},addOverlay:At(function(t,n){var r=t.token?t:e.getMode(this.options,t);if(r.startState)throw new Error("Overlays may not be stateful.");this.state.overlays.push({mode:r,modeSpec:t,opaque:n&&n.opaque}),this.state.modeGen++,qt(this)}),removeOverlay:At(function(e){for(var t=this.state.overlays,n=0;n<t.length;++n){var r=t[n].modeSpec;if(r==e||"string"==typeof e&&r.name==e)return t.splice(n,1),this.state.modeGen++,void qt(this)}}),indentLine:At(function(e,t,n){"string"!=typeof t&&"number"!=typeof t&&(t=null==t?this.options.smartIndent?"smart":"prev":t?"add":"subtract"),ve(this.doc,e)&&Pn(this,e,t,n)}),indentSelection:At(function(e){for(var t=this.doc.sel.ranges,n=-1,r=0;r<t.length;r++){var i=t[r];if(i.empty())i.head.line>n&&(Pn(this,i.head.line,e,!0),n=i.head.line,r==this.doc.sel.primIndex&&Nn(this));else{var o=i.from(),a=i.to(),l=Math.max(n,o.line);n=Math.min(this.lastLine(),a.line-(a.ch?0:1))+1;for(var s=l;n>s;++s)Pn(this,s,e);var c=this.doc.sel.ranges;0==o.ch&&t.length==c.length&&c[r].from().ch>0&&ke(this.doc,r,new fe(o,c[r].to()),Aa)}}}),getTokenAt:function(e,t){return Tr(this,e,t)},getLineTokens:function(e,t){return Tr(this,Eo(e),t,!0)},getTokenTypeAt:function(e){e=me(this.doc,e);var t,n=Er(this,Gr(this.doc,e.line)),r=0,i=(n.length-1)/2,o=e.ch;if(0==o)t=n[2];else for(;;){var a=r+i>>1;if((a?n[2*a-1]:0)>=o)i=a;else{if(!(n[2*a+1]<o)){t=n[2*a+2];break}r=a+1}}var l=t?t.indexOf("cm-overlay "):-1;return 0>l?t:0==l?null:t.slice(0,l-1)},getModeAt:function(t){var n=this.doc.mode;return n.innerMode?e.innerMode(n,this.getTokenAt(t).state).mode:n},getHelper:function(e,t){return this.getHelpers(e,t)[0]},getHelpers:function(e,t){var n=[];if(!ea.hasOwnProperty(t))return n;var r=ea[t],i=this.getModeAt(e);if("string"==typeof i[t])r[i[t]]&&n.push(r[i[t]]);else if(i[t])for(var o=0;o<i[t].length;o++){var a=r[i[t][o]];a&&n.push(a)}else i.helperType&&r[i.helperType]?n.push(r[i.helperType]):r[i.name]&&n.push(r[i.name]);for(var o=0;o<r._global.length;o++){var l=r._global[o];l.pred(i,this)&&-1==Ai(n,l.val)&&n.push(l.val)}return n},getStateAfter:function(e,t){var n=this.doc;return e=he(n,null==e?n.first+n.size-1:e),We(this,e+1,t)},cursorCoords:function(e,t){var n,r=this.doc.sel.primary();return n=null==e?r.head:"object"==typeof e?me(this.doc,e):e?r.from():r.to(),ft(this,n,t||"page")},charCoords:function(e,t){return ut(this,me(this.doc,e),t||"page")},coordsChar:function(e,t){return e=ct(this,e,t||"page"),ht(this,e.left,e.top)},lineAtHeight:function(e,t){return e=ct(this,{top:e,left:0},t||"page").top,Qr(this.doc,e+this.display.viewOffset)},heightAtLine:function(e,t){var n,r=!1;if("number"==typeof e){var i=this.doc.first+this.doc.size-1;e<this.doc.first?e=this.doc.first:e>i&&(e=i,r=!0),n=Gr(this.doc,e)}else n=e;return st(this,n,{top:0,left:0},t||"page").top+(r?this.doc.height-Jr(n):0)},defaultTextHeight:function(){return gt(this.display)},defaultCharWidth:function(){return vt(this.display)},setGutterMarker:At(function(e,t,n){return Dn(this.doc,e,"gutter",function(e){var r=e.gutterMarkers||(e.gutterMarkers={});return r[t]=n,!n&&Pi(r)&&(e.gutterMarkers=null),!0})}),clearGutter:At(function(e){var t=this,n=t.doc,r=n.first;n.iter(function(n){n.gutterMarkers&&n.gutterMarkers[e]&&(n.gutterMarkers[e]=null,Nt(t,r,"gutter"),Pi(n.gutterMarkers)&&(n.gutterMarkers=null)),++r})}),lineInfo:function(e){if("number"==typeof e){if(!ve(this.doc,e))return null;var t=e;if(e=Gr(this.doc,e),!e)return null}else{var t=Yr(e);if(null==t)return null}return{line:t,handle:e,text:e.text,gutterMarkers:e.gutterMarkers,textClass:e.textClass,bgClass:e.bgClass,wrapClass:e.wrapClass,widgets:e.widgets}},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(e,t,n,r,i){var o=this.display;e=ft(this,me(this.doc,e));var a=e.bottom,l=e.left;if(t.style.position="absolute",t.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(t),o.sizer.appendChild(t),"over"==r)a=e.top;else if("above"==r||"near"==r){var s=Math.max(o.wrapper.clientHeight,this.doc.height),c=Math.max(o.sizer.clientWidth,o.lineSpace.clientWidth);("above"==r||e.bottom+t.offsetHeight>s)&&e.top>t.offsetHeight?a=e.top-t.offsetHeight:e.bottom+t.offsetHeight<=s&&(a=e.bottom),l+t.offsetWidth>c&&(l=c-t.offsetWidth)}t.style.top=a+"px",t.style.left=t.style.right="","right"==i?(l=o.sizer.clientWidth-t.offsetWidth,t.style.right="0px"):("left"==i?l=0:"middle"==i&&(l=(o.sizer.clientWidth-t.offsetWidth)/2),t.style.left=l+"px"),n&&En(this,l,a,l+t.offsetWidth,a+t.offsetHeight)},triggerOnKeyDown:At(sn),triggerOnKeyPress:At(fn),triggerOnKeyUp:un,execCommand:function(e){return ra.hasOwnProperty(e)?ra[e](this):void 0},findPosH:function(e,t,n,r){var i=1;0>t&&(i=-1,t=-t);for(var o=0,a=me(this.doc,e);t>o&&(a=Rn(this.doc,a,i,n,r),!a.hitSide);++o);return a},moveH:At(function(e,t){var n=this;n.extendSelectionsBy(function(r){return n.display.shift||n.doc.extend||r.empty()?Rn(n.doc,r.head,e,t,n.options.rtlMoveVisually):0>e?r.from():r.to()},Ea)}),deleteH:At(function(e,t){var n=this.doc.sel,r=this.doc;n.somethingSelected()?r.replaceSelection("",null,"+delete"):jn(this,function(n){var i=Rn(r,n.head,e,t,!1);return 0>e?{from:i,to:n.head}:{from:n.head,to:i}})}),findPosV:function(e,t,n,r){var i=1,o=r;0>t&&(i=-1,t=-t);for(var a=0,l=me(this.doc,e);t>a;++a){var s=ft(this,l,"div");if(null==o?o=s.left:s.left=o,l=Wn(this,s,i,n),l.hitSide)break}return l},moveV:At(function(e,t){var n=this,r=this.doc,i=[],o=!n.display.shift&&!r.extend&&r.sel.somethingSelected();if(r.extendSelectionsBy(function(a){if(o)return 0>e?a.from():a.to();var l=ft(n,a.head,"div");null!=a.goalColumn&&(l.left=a.goalColumn),i.push(l.left);var s=Wn(n,l,e,t);return"page"==t&&a==r.sel.primary()&&qn(n,null,ut(n,s,"div").top-l.top),s},Ea),i.length)for(var a=0;a<r.sel.ranges.length;a++)r.sel.ranges[a].goalColumn=i[a]}),findWordAt:function(e){var t=this.doc,n=Gr(t,e.line).text,r=e.ch,i=e.ch;if(n){var o=this.getHelper(e,"wordChars");(e.xRel<0||i==n.length)&&r?--r:++i;for(var a=n.charAt(r),l=Ii(a,o)?function(e){return Ii(e,o)}:/\s/.test(a)?function(e){return/\s/.test(e)}:function(e){return!/\s/.test(e)&&!Ii(e)};r>0&&l(n.charAt(r-1));)--r;for(;i<n.length&&l(n.charAt(i));)++i}return new fe(Eo(e.line,r),Eo(e.line,i))},toggleOverwrite:function(e){(null==e||e!=this.state.overwrite)&&((this.state.overwrite=!this.state.overwrite)?$a(this.display.cursorDiv,"CodeMirror-overwrite"):Ha(this.display.cursorDiv,"CodeMirror-overwrite"),Sa(this,"overwriteToggle",this,this.state.overwrite))},hasFocus:function(){return this.display.input.getField()==Fi()},scrollTo:At(function(e,t){(null!=e||null!=t)&&In(this),null!=e&&(this.curOp.scrollLeft=e),null!=t&&(this.curOp.scrollTop=t)}),getScrollInfo:function(){var e=this.display.scroller;return{left:e.scrollLeft,top:e.scrollTop,height:e.scrollHeight-Be(this)-this.display.barHeight,width:e.scrollWidth-Be(this)-this.display.barWidth,clientHeight:Ve(this),clientWidth:Ue(this)}},scrollIntoView:At(function(e,t){if(null==e?(e={from:this.doc.sel.primary().head,to:null},null==t&&(t=this.options.cursorScrollMargin)):"number"==typeof e?e={from:Eo(e,0),to:null}:null==e.from&&(e={from:e,to:null}),e.to||(e.to=e.from),e.margin=t||0,null!=e.from.line)In(this),this.curOp.scrollToPos=e;else{var n=On(this,Math.min(e.from.left,e.to.left),Math.min(e.from.top,e.to.top)-e.margin,Math.max(e.from.right,e.to.right),Math.max(e.from.bottom,e.to.bottom)+e.margin);this.scrollTo(n.scrollLeft,n.scrollTop)}}),setSize:At(function(e,t){function n(e){return"number"==typeof e||/^\d+$/.test(String(e))?e+"px":e}var r=this;null!=e&&(r.display.wrapper.style.width=n(e)),null!=t&&(r.display.wrapper.style.height=n(t)),r.options.lineWrapping&&it(this);var i=r.display.viewFrom;r.doc.iter(i,r.display.viewTo,function(e){if(e.widgets)for(var t=0;t<e.widgets.length;t++)if(e.widgets[t].noHScroll){Nt(r,i,"widget");break}++i}),r.curOp.forceUpdate=!0,Sa(r,"refresh",this)}),operation:function(e){return Lt(this,e)},refresh:At(function(){var e=this.display.cachedTextHeight;qt(this),this.curOp.forceUpdate=!0,ot(this),this.scrollTo(this.doc.scrollLeft,this.doc.scrollTop),u(this),(null==e||Math.abs(e-gt(this.display))>.5)&&a(this),Sa(this,"refresh",this)}),swapDoc:At(function(e){var t=this.doc;return t.cm=null,Vr(this,e),ot(this),this.display.input.reset(),this.scrollTo(e.scrollLeft,e.scrollTop),this.curOp.forceScroll=!0,bi(this,"swapDoc",this,t),t}),getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},Ci(e);var Go=e.defaults={},Ko=e.optionHandlers={},Xo=e.Init={toString:function(){return"CodeMirror.Init"}};Fn("value","",function(e,t){e.setValue(t)},!0),Fn("mode",null,function(e,t){e.doc.modeOption=t,n(e)},!0),Fn("indentUnit",2,n,!0),Fn("indentWithTabs",!1),Fn("smartIndent",!0),Fn("tabSize",4,function(e){r(e),ot(e),qt(e)},!0),Fn("specialChars",/[\t\u0000-\u0019\u00ad\u200b-\u200f\u2028\u2029\ufeff]/g,function(t,n,r){t.state.specialChars=new RegExp(n.source+(n.test("	")?"":"|	"),"g"),r!=e.Init&&t.refresh()}),Fn("specialCharPlaceholder",Ir,function(e){e.refresh()},!0),Fn("electricChars",!0),Fn("inputStyle",wo?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),Fn("rtlMoveVisually",!So),Fn("wholeLineUpdateBefore",!0),Fn("theme","default",function(e){l(e),s(e)},!0),Fn("keyMap","default",function(t,n,r){var i=$n(n),o=r!=e.Init&&$n(r);o&&o.detach&&o.detach(t,i),i.attach&&i.attach(t,o||null)}),Fn("extraKeys",null),Fn("lineWrapping",!1,i,!0),Fn("gutters",[],function(e){p(e.options),s(e)},!0),Fn("fixedGutter",!0,function(e,t){e.display.gutters.style.left=t?C(e.display)+"px":"0",e.refresh()},!0),Fn("coverGutterNextToScrollbar",!1,function(e){y(e)},!0),Fn("scrollbarStyle","native",function(e){v(e),y(e),e.display.scrollbars.setScrollTop(e.doc.scrollTop),e.display.scrollbars.setScrollLeft(e.doc.scrollLeft)},!0),Fn("lineNumbers",!1,function(e){p(e.options),s(e)},!0),Fn("firstLineNumber",1,s,!0),Fn("lineNumberFormatter",function(e){return e},s,!0),Fn("showCursorWhenSelecting",!1,Oe,!0),Fn("resetSelectionOnContextMenu",!0),Fn("lineWiseCopyCut",!0),Fn("readOnly",!1,function(e,t){"nocursor"==t?(hn(e),e.display.input.blur(),e.display.disabled=!0):(e.display.disabled=!1,t||e.display.input.reset())}),Fn("disableInput",!1,function(e,t){t||e.display.input.reset()},!0),Fn("dragDrop",!0,Ft),Fn("cursorBlinkRate",530),Fn("cursorScrollMargin",0),Fn("cursorHeight",1,Oe,!0),Fn("singleCursorHeightPerLine",!0,Oe,!0),Fn("workTime",100),Fn("workDelay",100),Fn("flattenSpans",!0,r,!0),Fn("addModeClass",!1,r,!0),Fn("pollInterval",100),Fn("undoDepth",200,function(e,t){e.doc.history.undoDepth=t}),Fn("historyEventDelay",1250),Fn("viewportMargin",10,function(e){e.refresh()},!0),Fn("maxHighlightLength",1e4,r,!0),Fn("moveInputWithCursor",!0,function(e,t){t||e.display.input.resetPosition()}),Fn("tabindex",null,function(e,t){e.display.input.getField().tabIndex=t||""}),Fn("autofocus",null);var Zo=e.modes={},Yo=e.mimeModes={};e.defineMode=function(t,n){e.defaults.mode||"null"==t||(e.defaults.mode=t),arguments.length>2&&(n.dependencies=Array.prototype.slice.call(arguments,2)),Zo[t]=n},e.defineMIME=function(e,t){Yo[e]=t},e.resolveMode=function(t){if("string"==typeof t&&Yo.hasOwnProperty(t))t=Yo[t];else if(t&&"string"==typeof t.name&&Yo.hasOwnProperty(t.name)){var n=Yo[t.name];"string"==typeof n&&(n={name:n}),t=Oi(n,t),t.name=n.name}else if("string"==typeof t&&/^[\w\-]+\/[\w\-]+\+xml$/.test(t))return e.resolveMode("application/xml");return"string"==typeof t?{name:t}:t||{name:"null"}},e.getMode=function(t,n){var n=e.resolveMode(n),r=Zo[n.name];if(!r)return e.getMode(t,"text/plain");var i=r(t,n);if(Qo.hasOwnProperty(n.name)){var o=Qo[n.name];for(var a in o)o.hasOwnProperty(a)&&(i.hasOwnProperty(a)&&(i["_"+a]=i[a]),i[a]=o[a])}if(i.name=n.name,n.helperType&&(i.helperType=n.helperType),n.modeProps)for(var a in n.modeProps)i[a]=n.modeProps[a];return i},e.defineMode("null",function(){return{token:function(e){e.skipToEnd()}}}),e.defineMIME("text/plain","null");var Qo=e.modeExtensions={};e.extendMode=function(e,t){var n=Qo.hasOwnProperty(e)?Qo[e]:Qo[e]={};qi(t,n)},e.defineExtension=function(t,n){e.prototype[t]=n},e.defineDocExtension=function(e,t){va.prototype[e]=t},e.defineOption=Fn;var Jo=[];e.defineInitHook=function(e){Jo.push(e)};var ea=e.helpers={};e.registerHelper=function(t,n,r){ea.hasOwnProperty(t)||(ea[t]=e[t]={_global:[]}),ea[t][n]=r},e.registerGlobalHelper=function(t,n,r,i){e.registerHelper(t,n,i),ea[t]._global.push({pred:r,val:i})};var ta=e.copyState=function(e,t){if(t===!0)return t;if(e.copyState)return e.copyState(t);var n={};for(var r in t){var i=t[r];i instanceof Array&&(i=i.concat([])),n[r]=i}return n},na=e.startState=function(e,t,n){return e.startState?e.startState(t,n):!0};e.innerMode=function(e,t){for(;e.innerMode;){var n=e.innerMode(t);if(!n||n.mode==e)break;t=n.state,e=n.mode}return n||{mode:e,state:t}};var ra=e.commands={selectAll:function(e){e.setSelection(Eo(e.firstLine(),0),Eo(e.lastLine()),Aa)},singleSelection:function(e){e.setSelection(e.getCursor("anchor"),e.getCursor("head"),Aa)},killLine:function(e){jn(e,function(t){if(t.empty()){var n=Gr(e.doc,t.head.line).text.length;return t.head.ch==n&&t.head.line<e.lastLine()?{from:t.head,to:Eo(t.head.line+1,0)}:{from:t.head,to:Eo(t.head.line,n)}}return{from:t.from(),to:t.to()}})},deleteLine:function(e){jn(e,function(t){return{from:Eo(t.from().line,0),to:me(e.doc,Eo(t.to().line+1,0))}})},delLineLeft:function(e){jn(e,function(e){return{from:Eo(e.from().line,0),to:e.from()}})},delWrappedLineLeft:function(e){jn(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return{from:r,to:t.from()}})},delWrappedLineRight:function(e){jn(e,function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div");return{from:t.from(),to:r}})},undo:function(e){e.undo()},redo:function(e){e.redo()},undoSelection:function(e){e.undoSelection()},redoSelection:function(e){e.redoSelection()},goDocStart:function(e){e.extendSelection(Eo(e.firstLine(),0))},goDocEnd:function(e){e.extendSelection(Eo(e.lastLine()))},goLineStart:function(e){e.extendSelectionsBy(function(t){return to(e,t.head.line)},{origin:"+move",bias:1})},goLineStartSmart:function(e){e.extendSelectionsBy(function(t){return ro(e,t.head)},{origin:"+move",bias:1})},goLineEnd:function(e){e.extendSelectionsBy(function(t){return no(e,t.head.line)},{origin:"+move",bias:-1})},goLineRight:function(e){e.extendSelectionsBy(function(t){var n=e.charCoords(t.head,"div").top+5;return e.coordsChar({left:e.display.lineDiv.offsetWidth+100,top:n},"div")},Ea)},goLineLeft:function(e){e.extendSelectionsBy(function(t){var n=e.charCoords(t.head,"div").top+5;return e.coordsChar({left:0,top:n},"div")},Ea)},goLineLeftSmart:function(e){e.extendSelectionsBy(function(t){var n=e.charCoords(t.head,"div").top+5,r=e.coordsChar({left:0,top:n},"div");return r.ch<e.getLine(r.line).search(/\S/)?ro(e,t.head):r},Ea)},goLineUp:function(e){e.moveV(-1,"line")},goLineDown:function(e){e.moveV(1,"line")},goPageUp:function(e){e.moveV(-1,"page")},goPageDown:function(e){e.moveV(1,"page")},goCharLeft:function(e){e.moveH(-1,"char")},goCharRight:function(e){e.moveH(1,"char")},goColumnLeft:function(e){e.moveH(-1,"column")},goColumnRight:function(e){e.moveH(1,"column")},goWordLeft:function(e){e.moveH(-1,"word")},goGroupRight:function(e){e.moveH(1,"group")},goGroupLeft:function(e){e.moveH(-1,"group")},goWordRight:function(e){e.moveH(1,"word")},delCharBefore:function(e){e.deleteH(-1,"char")},delCharAfter:function(e){e.deleteH(1,"char")},delWordBefore:function(e){e.deleteH(-1,"word")},delWordAfter:function(e){e.deleteH(1,"word")},delGroupBefore:function(e){e.deleteH(-1,"group")},delGroupAfter:function(e){e.deleteH(1,"group")},indentAuto:function(e){e.indentSelection("smart")},indentMore:function(e){e.indentSelection("add")},indentLess:function(e){e.indentSelection("subtract")},insertTab:function(e){e.replaceSelection("	")},insertSoftTab:function(e){for(var t=[],n=e.listSelections(),r=e.options.tabSize,i=0;i<n.length;i++){var o=n[i].from(),a=Oa(e.getLine(o.line),o.ch,r);t.push(new Array(r-a%r+1).join(" "))}e.replaceSelections(t)},defaultTab:function(e){e.somethingSelected()?e.indentSelection("add"):e.execCommand("insertTab")},transposeChars:function(e){Lt(e,function(){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++){var i=t[r].head,o=Gr(e.doc,i.line).text;if(o)if(i.ch==o.length&&(i=new Eo(i.line,i.ch-1)),i.ch>0)i=new Eo(i.line,i.ch+1),e.replaceRange(o.charAt(i.ch-1)+o.charAt(i.ch-2),Eo(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var a=Gr(e.doc,i.line-1).text;a&&e.replaceRange(o.charAt(0)+"\n"+a.charAt(a.length-1),Eo(i.line-1,a.length-1),Eo(i.line,1),"+transpose")}n.push(new fe(i,i))}e.setSelections(n)})},newlineAndIndent:function(e){Lt(e,function(){for(var t=e.listSelections().length,n=0;t>n;n++){var 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this.lastColumnPos<this.start&&(this.lastColumnValue=Oa(this.string,this.start,this.tabSize,this.lastColumnPos,this.lastColumnValue),this.lastColumnPos=this.start),this.lastColumnValue-(this.lineStart?Oa(this.string,this.lineStart,this.tabSize):0)},indentation:function(){return Oa(this.string,null,this.tabSize)-(this.lineStart?Oa(this.string,this.lineStart,this.tabSize):0)},match:function(e,t,n){if("string"!=typeof e){var r=this.string.slice(this.pos).match(e);return r&&r.index>0?null:(r&&t!==!1&&(this.pos+=r[0].length),r)}var i=function(e){return n?e.toLowerCase():e},o=this.string.substr(this.pos,e.length);return i(o)==i(e)?(t!==!1&&(this.pos+=e.length),!0):void 0},current:function(){return this.string.slice(this.start,this.pos)},hideFirstChars:function(e,t){this.lineStart+=e;try{return t()}finally{this.lineStart-=e}}};var ca=0,ua=e.TextMarker=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ca};Ci(ua),ua.prototype.clear=function(){if(!this.explicitlyCleared){var 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o=this.lines[i],a=Zn(o.markedSpans,this);if(null!=a.from&&(n=Eo(t?o:Yr(o),a.from),-1==e))return n;if(null!=a.to&&(r=Eo(t?o:Yr(o),a.to),1==e))return r}return n&&{from:n,to:r}},ua.prototype.changed=function(){var e=this.find(-1,!0),t=this,n=this.doc.cm;e&&n&&Lt(n,function(){var r=e.line,i=Yr(e.line),o=Ye(n,i);if(o&&(rt(o),n.curOp.selectionChanged=n.curOp.forceUpdate=!0),n.curOp.updateMaxLine=!0,!yr(t.doc,r)&&null!=t.height){var a=t.height;t.height=null;var l=_r(t)-a;l&&Zr(r,r.height+l)}})},ua.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;t.maybeHiddenMarkers&&-1!=Ai(t.maybeHiddenMarkers,this)||(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},ua.prototype.detachLine=function(e){if(this.lines.splice(Ai(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}};var ca=0,fa=e.SharedTextMarker=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};Ci(fa),fa.prototype.clear=function(){if(!this.explicitlyCleared){this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();bi(this,"clear")}},fa.prototype.find=function(e,t){return this.primary.find(e,t)};var da=e.LineWidget=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};Ci(da),da.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=Yr(n);if(null!=r&&t){for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var o=_r(this);Zr(n,Math.max(0,n.height-o)),e&&Lt(e,function(){xr(e,n,-o),Nt(e,r,"widget")})}},da.prototype.changed=function(){var e=this.height,t=this.doc.cm,n=this.line;this.height=null;var r=_r(this)-e;r&&(Zr(n,n.height+r),t&&Lt(t,function(){t.curOp.forceUpdate=!0,xr(t,n,r)}))};var pa=e.Line=function(e,t,n){this.text=e,ar(this,t),this.height=n?n(this):1};Ci(pa),pa.prototype.lineNo=function(){return Yr(this)};var ha={},ma={};$r.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;r>n;++n){var i=this.lines[n];this.height-=i.height,Cr(i),bi(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;r>e;++e)if(n(this.lines[e]))return!0}},Br.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(i>e){var o=Math.min(t,i-e),a=r.height;if(r.removeInner(e,o),this.height-=a-r.height,i==o&&(this.children.splice(n--,1),r.parent=null),0==(t-=o))break;e=0}else 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t.indent(e.base,n)},electricChars:t.electricChars,innerMode:function(e){return{state:e.base,mode:t}},blankLine:function(e){t.blankLine&&t.blankLine(e.base),n.blankLine&&n.blankLine(e.overlay)}}}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t){if(!e.hasOwnProperty(t))throw new Error("Undefined state "+t+"in simple mode")}function n(e,t){if(!e)return/(?:)/;var n="";return e instanceof RegExp?(e.ignoreCase&&(n="i"),e=e.source):e=String(e),new RegExp((t===!1?"":"^")+"(?:"+e+")",n)}function r(e){if(!e)return null;if("string"==typeof e)return e.replace(/\./g," ");for(var t=[],n=0;n<e.length;n++)t.push(e[n]&&e[n].replace(/\./g," "));return t}function i(e,i){(e.next||e.push)&&t(i,e.next||e.push),this.regex=n(e.regex),this.token=r(e.token),this.data=e}function o(e,t){return function(n,r){if(r.pending){var 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c=0;c<l.length;c++){var u=l[c];if(u.data.dedent&&u.data.dedentIfLineStart!==!1){var f=u.regex.exec(i);if(f&&f[0]){a--,(u.next||u.push)&&(l=t[u.next||u.push]),i=i.slice(f[0].length);continue e}}}break}return 0>a?0:r.indent[a]}}e.defineSimpleMode=function(t,n){e.defineMode(t,function(t){return e.simpleMode(t,n)})},e.simpleMode=function(n,r){t(r,"start");var a={},l=r.meta||{},s=!1;for(var u in r)if(u!=l&&r.hasOwnProperty(u))for(var f=a[u]=[],d=r[u],p=0;p<d.length;p++){var h=d[p];f.push(new i(h,r)),(h.indent||h.dedent)&&(s=!0)}var m={startState:function(){return{state:"start",pending:null,local:null,localState:null,indent:s?[]:null}},copyState:function(t){var n={state:t.state,pending:t.pending,local:t.local,localState:null,indent:t.indent&&t.indent.slice(0)};t.localState&&(n.localState=e.copyState(t.local.mode,t.localState)),t.stack&&(n.stack=t.stack.slice(0));for(var r=t.persistentStates;r;r=r.next)n.persistentStates={mode:r.mode,spec:r.spec,state:r.state==t.localState?n.localState:e.copyState(r.mode,r.state),next:n.persistentStates};return n},token:o(a,n),innerMode:function(e){return e.local&&{mode:e.local.mode,state:e.localState}},indent:c(a,l)};if(l)for(var g in l)l.hasOwnProperty(g)&&(m[g]=l[g]);return m}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";e.multiplexingMode=function(t){function n(e,t,n,r){if("string"==typeof t){var i=e.indexOf(t,n);return r&&i>-1?i+t.length:i}var o=t.exec(n?e.slice(n):e);return o?o.index+n+(r?o[0].length:0):-1}var r=Array.prototype.slice.call(arguments,1);return{startState:function(){return{outer:e.startState(t),innerActive:null,inner:null}},copyState:function(n){return{outer:e.copyState(t,n.outer),innerActive:n.innerActive,inner:n.innerActive&&e.copyState(n.innerActive.mode,n.inner)}},token:function(i,o){if(o.innerActive){var a=o.innerActive,l=i.string;if(!a.close&&i.sol())return o.innerActive=o.inner=null,this.token(i,o);var s=a.close?n(l,a.close,i.pos,a.parseDelimiters):-1;if(s==i.pos&&!a.parseDelimiters)return i.match(a.close),o.innerActive=o.inner=null,a.delimStyle;s>-1&&(i.string=l.slice(0,s));var c=a.mode.token(i,o.inner);return s>-1&&(i.string=l),s==i.pos&&a.parseDelimiters&&(o.innerActive=o.inner=null),a.innerStyle&&(c=c?c+" "+a.innerStyle:a.innerStyle),c}for(var u=1/0,l=i.string,f=0;f<r.length;++f){var d=r[f],s=n(l,d.open,i.pos);if(s==i.pos)return d.parseDelimiters||i.match(d.open),o.innerActive=d,o.inner=e.startState(d.mode,t.indent?t.indent(o.outer,""):0),d.delimStyle;-1!=s&&u>s&&(u=s)}u!=1/0&&(i.string=l.slice(0,u));var p=t.token(i,o.outer);return u!=1/0&&(i.string=l),p},indent:function(n,r){var i=n.innerActive?n.innerActive.mode:t;return i.indent?i.indent(n.innerActive?n.inner:n.outer,r):e.Pass},blankLine:function(n){var i=n.innerActive?n.innerActive.mode:t;if(i.blankLine&&i.blankLine(n.innerActive?n.inner:n.outer),n.innerActive)"\n"===n.innerActive.close&&(n.innerActive=n.inner=null);else for(var o=0;o<r.length;++o){var a=r[o];"\n"===a.open&&(n.innerActive=a,n.inner=e.startState(a.mode,i.indent?i.indent(n.outer,""):0))}},electricChars:t.electricChars,innerMode:function(e){return e.inner?{state:e.inner,mode:e.innerActive.mode}:{state:e.outer,mode:t}}}}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(e){for(var t=0;t<e.state.activeLines.length;t++)e.removeLineClass(e.state.activeLines[t],"wrap",o),e.removeLineClass(e.state.activeLines[t],"background",a)}function n(e,t){if(e.length!=t.length)return!1;for(var n=0;n<e.length;n++)if(e[n]!=t[n])return!1;return!0}function r(e,r){for(var i=[],l=0;l<r.length;l++){var s=r[l];if(s.empty()){var c=e.getLineHandleVisualStart(s.head.line);i[i.length-1]!=c&&i.push(c)}}n(e.state.activeLines,i)||e.operation(function(){t(e);for(var n=0;n<i.length;n++)e.addLineClass(i[n],"wrap",o),e.addLineClass(i[n],"background",a);e.state.activeLines=i})}function i(e,t){r(e,t.ranges)}var o="CodeMirror-activeline",a="CodeMirror-activeline-background";e.defineOption("styleActiveLine",!1,function(n,o,a){var l=a&&a!=e.Init;o&&!l?(n.state.activeLines=[],
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o&&u?{from:r(i.line,a),to:r(i.line,a+u),match:o}:void 0};else{var a=t;o&&(t=t.toLowerCase());var l=o?function(e){return e.toLowerCase()}:function(e){return e},s=t.split("\n");if(1==s.length)t.length?this.matches=function(i,o){if(i){var s=e.getLine(o.line).slice(0,o.ch),c=l(s),u=c.lastIndexOf(t);if(u>-1)return u=n(s,c,u),{from:r(o.line,u),to:r(o.line,u+a.length)}}else{var s=e.getLine(o.line).slice(o.ch),c=l(s),u=c.indexOf(t);if(u>-1)return u=n(s,c,u)+o.ch,{from:r(o.line,u),to:r(o.line,u+a.length)}}}:this.matches=function(){};else{var c=a.split("\n");this.matches=function(t,n){var i=s.length-1;if(t){if(n.line-(s.length-1)<e.firstLine())return;if(l(e.getLine(n.line).slice(0,c[i].length))!=s[s.length-1])return;for(var o=r(n.line,c[i].length),a=n.line-1,u=i-1;u>=1;--u,--a)if(s[u]!=l(e.getLine(a)))return;var f=e.getLine(a),d=f.length-c[0].length;if(l(f.slice(d))!=s[0])return;return{from:r(a,d),to:o}}if(!(n.line+(s.length-1)>e.lastLine())){var f=e.getLine(n.line),d=f.length-c[0].length;if(l(f.slice(d))==s[0]){for(var p=r(n.line,d),a=n.line+1,u=1;i>u;++u,++a)if(s[u]!=l(e.getLine(a)))return;if(l(e.getLine(a).slice(0,c[i].length))==s[i])return{from:p,to:r(a,c[i].length)}}}}}}}function n(e,t,n){if(e.length==t.length)return n;for(var r=Math.min(n,e.length);;){var i=e.slice(0,r).toLowerCase().length;if(n>i)++r;else{if(!(i>n))return r;--r}}}var r=e.Pos;t.prototype={findNext:function(){return this.find(!1)},findPrevious:function(){return this.find(!0)},find:function(e){function t(e){var t=r(e,0);return n.pos={from:t,to:t},n.atOccurrence=!1,!1}for(var n=this,i=this.doc.clipPos(e?this.pos.from:this.pos.to);;){if(this.pos=this.matches(e,i))return this.atOccurrence=!0,this.pos.match||!0;if(e){if(!i.line)return t(0);i=r(i.line-1,this.doc.getLine(i.line-1).length)}else{var o=this.doc.lineCount();if(i.line==o-1)return t(o);i=r(i.line+1,0)}}},from:function(){return this.atOccurrence?this.pos.from:void 0},to:function(){return this.atOccurrence?this.pos.to:void 0},replace:function(t,n){if(this.atOccurrence){var i=e.splitLines(t);this.doc.replaceRange(i,this.pos.from,this.pos.to,n),this.pos.to=r(this.pos.from.line+i.length-1,i[i.length-1].length+(1==i.length?this.pos.from.ch:0))}}},e.defineExtension("getSearchCursor",function(e,n,r){return new t(this.doc,e,n,r)}),e.defineDocExtension("getSearchCursor",function(e,n,r){return new t(this,e,n,r)}),e.defineExtension("selectMatches",function(t,n){for(var r,i=[],o=this.getSearchCursor(t,this.getCursor("from"),n);(r=o.findNext())&&!(e.cmpPos(o.to(),this.getCursor("to"))>0);)i.push({anchor:o.from(),head:o.to()});i.length&&this.setSelections(i,0)})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./searchcursor"),require("../dialog/dialog")):"function"==typeof define&&define.amd?define(["../../lib/codemirror","./searchcursor","../dialog/dialog"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t){return"string"==typeof e?e=new RegExp(e.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g,"\\$&"),t?"gi":"g"):e.global||(e=new RegExp(e.source,e.ignoreCase?"gi":"g")),{token:function(t){e.lastIndex=t.pos;var n=e.exec(t.string);return n&&n.index==t.pos?(t.pos+=n[0].length,"searching"):void(n?t.pos=n.index:t.skipToEnd())}}}function n(){this.posFrom=this.posTo=this.lastQuery=this.query=null,this.overlay=null}function r(e){return e.state.search||(e.state.search=new n)}function i(e){return"string"==typeof e&&e==e.toLowerCase()}function o(e,t,n){return e.getSearchCursor(t,n,i(t))}function a(e,t,n,r,i){e.openDialog?e.openDialog(t,i,{value:r,selectValueOnOpen:!0}):i(prompt(n,r))}function l(e,t,n,r){e.openConfirm?e.openConfirm(t,r):confirm(n)&&r[0]()}function s(e){var t=e.match(/^\/(.*)\/([a-z]*)$/);if(t)try{e=new RegExp(t[1],-1==t[2].indexOf("i")?"":"i")}catch(n){}return("string"==typeof e?""==e:e.test(""))&&(e=/x^/),e}function c(e,n){var o=r(e);if(o.query)return u(e,n);var l=e.getSelection()||o.lastQuery;a(e,p,"Search for:",l,function(r){e.operation(function(){r&&!o.query&&(o.query=s(r),e.removeOverlay(o.overlay,i(o.query)),o.overlay=t(o.query,i(o.query)),e.addOverlay(o.overlay),e.showMatchesOnScrollbar&&(o.annotate&&(o.annotate.clear(),o.annotate=null),o.annotate=e.showMatchesOnScrollbar(o.query,i(o.query))),o.posFrom=o.posTo=e.getCursor(),u(e,n))})})}function u(t,n){t.operation(function(){var i=r(t),a=o(t,i.query,n?i.posFrom:i.posTo);(a.find(n)||(a=o(t,i.query,n?e.Pos(t.lastLine()):e.Pos(t.firstLine(),0)),a.find(n)))&&(t.setSelection(a.from(),a.to()),t.scrollIntoView({from:a.from(),to:a.to()}),i.posFrom=a.from(),i.posTo=a.to())})}function f(e){e.operation(function(){var t=r(e);t.lastQuery=t.query,t.query&&(t.query=null,e.removeOverlay(t.overlay),t.annotate&&(t.annotate.clear(),t.annotate=null))})}function d(e,t){if(!e.getOption("readOnly")){var n=e.getSelection()||r(e).lastQuery;a(e,h,"Replace:",n,function(n){n&&(n=s(n),a(e,m,"Replace 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search)</span>',m='With: <input type="text" style="width: 10em" class="CodeMirror-search-field"/>',g="Replace? <button>Yes</button> <button>No</button> <button>Stop</button>";e.commands.find=function(e){f(e),c(e)},e.commands.findNext=c,e.commands.findPrev=function(e){c(e,!0)},e.commands.clearSearch=f,e.commands.replace=d,e.commands.replaceAll=function(e){d(e,!0)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./searchcursor"),require("../scroll/annotatescrollbar")):"function"==typeof define&&define.amd?define(["../../lib/codemirror","./searchcursor","../scroll/annotatescrollbar"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t,n,r){this.cm=e,this.options=r;var i={listenForChanges:!1};for(var o in r)i[o]=r[o];i.className||(i.className="CodeMirror-search-match"),this.annotation=e.annotateScrollbar(i),this.query=t,this.caseFold=n,this.gap={from:e.firstLine(),to:e.lastLine()+1},this.matches=[],this.update=null,this.findMatches(),this.annotation.update(this.matches);var a=this;e.on("change",this.changeHandler=function(e,t){a.onChange(t)})}function n(e,t,n){return t>=e?e:Math.max(t,e+n)}e.defineExtension("showMatchesOnScrollbar",function(e,n,r){return"string"==typeof r&&(r={className:r}),r||(r={}),new t(this,e,n,r)});var r=1e3;t.prototype.findMatches=function(){if(this.gap){for(var t=0;t<this.matches.length;t++){var n=this.matches[t];if(n.from.line>=this.gap.to)break;n.to.line>=this.gap.from&&this.matches.splice(t--,1)}for(var i=this.cm.getSearchCursor(this.query,e.Pos(this.gap.from,0),this.caseFold),o=this.options&&this.options.maxMatches||r;i.findNext();){var n={from:i.from(),to:i.to()};if(n.from.line>=this.gap.to)break;if(this.matches.splice(t++,0,n),this.matches.length>o)break}this.gap=null}},t.prototype.onChange=function(t){var r=t.from.line,i=e.changeEnd(t).line,o=i-t.to.line;if(this.gap?(this.gap.from=Math.min(n(this.gap.from,r,o),t.from.line),this.gap.to=Math.max(n(this.gap.to,r,o),t.from.line)):this.gap={from:t.from.line,to:i+1},o)for(var a=0;a<this.matches.length;a++){var l=this.matches[a],s=n(l.from.line,r,o);s!=l.from.line&&(l.from=e.Pos(s,l.from.ch));var c=n(l.to.line,r,o);c!=l.to.line&&(l.to=e.Pos(c,l.to.ch))}clearTimeout(this.update);var u=this;this.update=setTimeout(function(){u.updateAfterChange()},250)},t.prototype.updateAfterChange=function(){this.findMatches(),this.annotation.update(this.matches)},t.prototype.clear=function(){this.cm.off("change",this.changeHandler),this.annotation.clear()}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(t,n,r){function i(t){var n=e.wheelEventPixels(t)["horizontal"==o.orientation?"x":"y"],r=o.pos;o.moveTo(o.pos+n),o.pos!=r&&e.e_preventDefault(t)}this.orientation=n,this.scroll=r,this.screen=this.total=this.size=1,this.pos=0,this.node=document.createElement("div"),this.node.className=t+"-"+n,this.inner=this.node.appendChild(document.createElement("div"));var o=this;e.on(this.inner,"mousedown",function(t){function n(){e.off(document,"mousemove",r),e.off(document,"mouseup",n)}function r(e){return 1!=e.which?n():void o.moveTo(l+(e[i]-a)*(o.total/o.size))}if(1==t.which){e.e_preventDefault(t);var i="horizontal"==o.orientation?"pageX":"pageY",a=t[i],l=o.pos;e.on(document,"mousemove",r),e.on(document,"mouseup",n)}}),e.on(this.node,"click",function(t){e.e_preventDefault(t);var n,r=o.inner.getBoundingClientRect();n="horizontal"==o.orientation?t.clientX<r.left?-1:t.clientX>r.right?1:0:t.clientY<r.top?-1:t.clientY>r.bottom?1:0,o.moveTo(o.pos+n*o.screen)}),e.on(this.node,"mousewheel",i),e.on(this.node,"DOMMouseScroll",i)}function n(e,n,r){this.addClass=e,this.horiz=new t(e,"horizontal",r),n(this.horiz.node),this.vert=new t(e,"vertical",r),n(this.vert.node),this.width=null}t.prototype.moveTo=function(e,t){0>e&&(e=0),e>this.total-this.screen&&(e=this.total-this.screen),e!=this.pos&&(this.pos=e,this.inner.style["horizontal"==this.orientation?"left":"top"]=e*(this.size/this.total)+"px",t!==!1&&this.scroll(e,this.orientation))};var r=10;t.prototype.update=function(e,t,n){this.screen=t,this.total=e,this.size=n;var i=this.screen*(this.size/this.total);r>i&&(this.size-=r-i,i=r),this.inner.style["horizontal"==this.orientation?"width":"height"]=i-4+"px",this.inner.style["horizontal"==this.orientation?"left":"top"]=this.pos*(this.size/this.total)+"px"},n.prototype.update=function(e){if(null==this.width){var t=window.getComputedStyle?window.getComputedStyle(this.horiz.node):this.horiz.node.currentStyle;t&&(this.width=parseInt(t.height))}var n=this.width||0,r=e.scrollWidth>e.clientWidth+1,i=e.scrollHeight>e.clientHeight+1;return this.vert.node.style.display=i?"block":"none",this.horiz.node.style.display=r?"block":"none",i&&(this.vert.update(e.scrollHeight,e.clientHeight,e.viewHeight-(r?n:0)),this.vert.node.style.display="block",this.vert.node.style.bottom=r?n+"px":"0"),r&&(this.horiz.update(e.scrollWidth,e.clientWidth,e.viewWidth-(i?n:0)-e.barLeft),this.horiz.node.style.right=i?n+"px":"0",this.horiz.node.style.left=e.barLeft+"px"),{right:i?n:0,bottom:r?n:0}},n.prototype.setScrollTop=function(e){this.vert.moveTo(e,!1)},n.prototype.setScrollLeft=function(e){this.horiz.moveTo(e,!1)},n.prototype.clear=function(){var e=this.horiz.node.parentNode;e.removeChild(this.horiz.node),e.removeChild(this.vert.node)},e.scrollbarModel.simple=function(e,t){return new n("CodeMirror-simplescroll",e,t)},e.scrollbarModel.overlay=function(e,t){return new n("CodeMirror-overlayscroll",e,t)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t){function n(e){clearTimeout(r.doRedraw),r.doRedraw=setTimeout(function(){r.redraw()},e)}this.cm=e,this.options=t,this.buttonHeight=t.scrollButtonHeight||e.getOption("scrollButtonHeight"),this.annotations=[],this.doRedraw=this.doUpdate=null,this.div=e.getWrapperElement().appendChild(document.createElement("div")),this.div.style.cssText="position: absolute; right: 0; top: 0; z-index: 7; pointer-events: none",this.computeScale();var r=this;e.on("refresh",this.resizeHandler=function(){clearTimeout(r.doUpdate),r.doUpdate=setTimeout(function(){r.computeScale()&&n(20)},100)}),e.on("markerAdded",this.resizeHandler),e.on("markerCleared",this.resizeHandler),t.listenForChanges!==!1&&e.on("change",this.changeHandler=function(){n(250)})}e.defineExtension("annotateScrollbar",function(e){return"string"==typeof e&&(e={className:e}),new t(this,e)}),e.defineOption("scrollButtonHeight",0),t.prototype.computeScale=function(){var e=this.cm,t=(e.getWrapperElement().clientHeight-e.display.barHeight-2*this.buttonHeight)/e.heightAtLine(e.lastLine()+1,"local");return t!=this.hScale?(this.hScale=t,!0):void 0},t.prototype.update=function(e){this.annotations=e,this.redraw()},t.prototype.redraw=function(e){function t(e,t){if(s!=e.line&&(s=e.line,c=n.getLineHandle(s)),a&&c.height>l)return n.charCoords(e,"local")[t?"top":"bottom"];var r=n.heightAtLine(c,"local");return r+(t?0:c.height)}e!==!1&&this.computeScale();var n=this.cm,r=this.hScale,i=document.createDocumentFragment(),o=this.annotations,a=n.getOption("lineWrapping"),l=a&&1.5*n.defaultTextHeight(),s=null,c=null;if(n.display.barWidth)for(var u,f=0;f<o.length;f++){for(var d=o[f],p=u||t(d.from,!0)*r,h=t(d.to,!1)*r;f<o.length-1&&(u=t(o[f+1].from,!0)*r,!(u>h+.9));)d=o[++f],h=t(d.to,!1)*r;if(h!=p){var m=Math.max(h-p,3),g=i.appendChild(document.createElement("div"));g.style.cssText="position: absolute; right: 0px; width: "+Math.max(2*n.display.barWidth,2)+"px; top: "+(p+this.buttonHeight)+"px; height: "+m+"px",g.className=this.options.className}}this.div.textContent="",this.div.appendChild(i)},t.prototype.clear=function(){this.cm.off("refresh",this.resizeHandler),this.cm.off("markerAdded",this.resizeHandler),this.cm.off("markerCleared",this.resizeHandler),this.changeHandler&&this.cm.off("change",this.changeHandler),this.div.parentNode.removeChild(this.div)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){function t(e,t,n){var r,i=e.getWrapperElement();return r=i.appendChild(document.createElement("div")),n?r.className="CodeMirror-dialog CodeMirror-dialog-bottom":r.className="CodeMirror-dialog CodeMirror-dialog-top","string"==typeof t?r.innerHTML=t:r.appendChild(t),r}function n(e,t){e.state.currentNotificationClose&&e.state.currentNotificationClose(),e.state.currentNotificationClose=t}e.defineExtension("openDialog",function(r,i,o){function a(e){if("string"==typeof e)f.value=e;else{if(c)return;c=!0,s.parentNode.removeChild(s),u.focus(),o.onClose&&o.onClose(s)}}o||(o={}),n(this,null);var l,s=t(this,r,o.bottom),c=!1,u=this,f=s.getElementsByTagName("input")[0];return f?(o.value&&(f.value=o.value,o.selectValueOnOpen!==!1&&f.select()),o.onInput&&e.on(f,"input",function(e){o.onInput(e,f.value,a)}),o.onKeyUp&&e.on(f,"keyup",function(e){o.onKeyUp(e,f.value,a)}),e.on(f,"keydown",function(t){o&&o.onKeyDown&&o.onKeyDown(t,f.value,a)||((27==t.keyCode||o.closeOnEnter!==!1&&13==t.keyCode)&&(f.blur(),e.e_stop(t),a()),13==t.keyCode&&i(f.value,t))}),o.closeOnBlur!==!1&&e.on(f,"blur",a),f.focus()):(l=s.getElementsByTagName("button")[0])&&(e.on(l,"click",function(){a(),u.focus()}),o.closeOnBlur!==!1&&e.on(l,"blur",a),l.focus()),a}),e.defineExtension("openConfirm",function(r,i,o){function a(){c||(c=!0,l.parentNode.removeChild(l),u.focus())}n(this,null);var l=t(this,r,o&&o.bottom),s=l.getElementsByTagName("button"),c=!1,u=this,f=1;s[0].focus();for(var d=0;d<s.length;++d){var p=s[d];!function(t){e.on(p,"click",function(n){e.e_preventDefault(n),a(),t&&t(u)})}(i[d]),e.on(p,"blur",function(){--f,setTimeout(function(){0>=f&&a()},200)}),e.on(p,"focus",function(){++f})}}),e.defineExtension("openNotification",function(r,i){function o(){s||(s=!0,clearTimeout(a),l.parentNode.removeChild(l))}n(this,o);var a,l=t(this,r,i&&i.bottom),s=!1,c=i&&"undefined"!=typeof i.duration?i.duration:5e3;return e.on(l,"click",function(t){e.e_preventDefault(t),o()}),c&&(a=setTimeout(o,c)),o})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){function t(e,t,r,i){var o=e.getLineHandle(t.line),s=t.ch-1,c=s>=0&&l[o.text.charAt(s)]||l[o.text.charAt(++s)];if(!c)return null;var u=">"==c.charAt(1)?1:-1;if(r&&u>0!=(s==t.ch))return null;var f=e.getTokenTypeAt(a(t.line,s+1)),d=n(e,a(t.line,s+(u>0?1:0)),u,f||null,i);return null==d?null:{from:a(t.line,s),to:d&&d.pos,match:d&&d.ch==c.charAt(0),forward:u>0}}function n(e,t,n,r,i){for(var o=i&&i.maxScanLineLength||1e4,s=i&&i.maxScanLines||1e3,c=[],u=i&&i.bracketRegex?i.bracketRegex:/[(){}[\]]/,f=n>0?Math.min(t.line+s,e.lastLine()+1):Math.max(e.firstLine()-1,t.line-s),d=t.line;d!=f;d+=n){var p=e.getLine(d);if(p){var h=n>0?0:p.length-1,m=n>0?p.length:-1;if(!(p.length>o))for(d==t.line&&(h=t.ch-(0>n?1:0));h!=m;h+=n){var g=p.charAt(h);if(u.test(g)&&(void 0===r||e.getTokenTypeAt(a(d,h+1))==r)){var v=l[g];if(">"==v.charAt(1)==n>0)c.push(g);else{if(!c.length)return{pos:a(d,h),ch:g};c.pop()}}}}}return d-n==(n>0?e.lastLine():e.firstLine())?!1:null}function r(e,n,r){for(var i=e.state.matchBrackets.maxHighlightLineLength||1e3,l=[],s=e.listSelections(),c=0;c<s.length;c++){var u=s[c].empty()&&t(e,s[c].head,!1,r);if(u&&e.getLine(u.from.line).length<=i){var f=u.match?"CodeMirror-matchingbracket":"CodeMirror-nonmatchingbracket";l.push(e.markText(u.from,a(u.from.line,u.from.ch+1),{className:f})),u.to&&e.getLine(u.to.line).length<=i&&l.push(e.markText(u.to,a(u.to.line,u.to.ch+1),{className:f}))}}if(l.length){o&&e.state.focused&&e.focus();var d=function(){e.operation(function(){for(var e=0;e<l.length;e++)l[e].clear()})};if(!n)return d;setTimeout(d,800)}}function i(e){e.operation(function(){s&&(s(),s=null),s=r(e,!1,e.state.matchBrackets)})}var o=/MSIE \d/.test(navigator.userAgent)&&(null==document.documentMode||document.documentMode<8),a=e.Pos,l={"(":")>",")":"(<","[":"]>","]":"[<","{":"}>","}":"{<"},s=null;e.defineOption("matchBrackets",!1,function(t,n,r){r&&r!=e.Init&&t.off("cursorActivity",i),n&&(t.state.matchBrackets="object"==typeof n?n:{},t.on("cursorActivity",i))}),e.defineExtension("matchBrackets",function(){r(this,!0)}),e.defineExtension("findMatchingBracket",function(e,n,r){return t(this,e,n,r)}),e.defineExtension("scanForBracket",function(e,t,r,i){return n(this,e,t,r,i)})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define(["../../lib/codemirror"],e):e(CodeMirror)}(function(e){function t(e,t){return"pairs"==t&&"string"==typeof e?e:"object"==typeof e&&null!=e[t]?e[t]:u[t]}function n(e){return function(t){return a(t,e)}}function r(e){var t=e.state.closeBrackets;if(!t)return null;var n=e.getModeAt(e.getCursor());return n.closeBrackets||t}function i(n){var i=r(n);if(!i||n.getOption("disableInput"))return e.Pass;for(var o=t(i,"pairs"),a=n.listSelections(),l=0;l<a.length;l++){if(!a[l].empty())return e.Pass;var c=s(n,a[l].head);if(!c||o.indexOf(c)%2!=0)return e.Pass}for(var l=a.length-1;l>=0;l--){var u=a[l].head;n.replaceRange("",f(u.line,u.ch-1),f(u.line,u.ch+1),"+delete")}}function o(n){var i=r(n),o=i&&t(i,"explode");if(!o||n.getOption("disableInput"))return e.Pass;for(var a=n.listSelections(),l=0;l<a.length;l++){if(!a[l].empty())return e.Pass;var c=s(n,a[l].head);if(!c||o.indexOf(c)%2!=0)return e.Pass}n.operation(function(){n.replaceSelection("\n\n",null,"+input"),n.execCommand("goCharLeft"),a=n.listSelections();for(var e=0;e<a.length;e++){var t=a[e].head.line;n.indentLine(t,null,!0),n.indentLine(t+1,null,!0)}})}function a(n,i){var o=r(n);if(!o||n.getOption("disableInput"))return e.Pass;var a=t(o,"pairs"),s=a.indexOf(i);if(-1==s)return e.Pass;for(var u,d,p=t(o,"triples"),h=a.charAt(s+1)==i,m=n.listSelections(),g=s%2==0,v=0;v<m.length;v++){var y,b=m[v],x=b.head,d=n.getRange(x,f(x.line,x.ch+1));if(g&&!b.empty())y="surround";else if(!h&&g||d!=i)if(h&&x.ch>1&&p.indexOf(i)>=0&&n.getRange(f(x.line,x.ch-2),x)==i+i&&(x.ch<=2||n.getRange(f(x.line,x.ch-3),f(x.line,x.ch-2))!=i))y="addFour";else if(h){if(e.isWordChar(d)||!c(n,x,i))return e.Pass;y="both"}else{if(!g||n.getLine(x.line).length!=x.ch&&!l(d,a)&&!/\s/.test(d))return e.Pass;y="both"}else y=p.indexOf(i)>=0&&n.getRange(x,f(x.line,x.ch+3))==i+i+i?"skipThree":"skip";if(u){if(u!=y)return e.Pass}else u=y}var _=s%2?a.charAt(s-1):i,k=s%2?i:a.charAt(s+1);n.operation(function(){if("skip"==u)n.execCommand("goCharRight");else if("skipThree"==u)for(var e=0;3>e;e++)n.execCommand("goCharRight");else if("surround"==u){for(var t=n.getSelections(),e=0;e<t.length;e++)t[e]=_+t[e]+k;n.replaceSelections(t,"around","+input")}else"both"==u?(n.replaceSelection(_+k,null,"+input"),n.execCommand("goCharLeft")):"addFour"==u&&(n.replaceSelection(_+_+_+_,"before","+input"),n.execCommand("goCharRight"))})}function l(e,t){var n=t.lastIndexOf(e);return n>-1&&n%2==1}function s(e,t){var n=e.getRange(f(t.line,t.ch-1),f(t.line,t.ch+1));return 2==n.length?n:null}function c(t,n,r){var i=t.getLine(n.line),o=t.getTokenAt(n);if(/\bstring2?\b/.test(o.type))return!1;var a=new e.StringStream(i.slice(0,n.ch)+r+i.slice(n.ch),4);for(a.pos=a.start=o.start;;){var l=t.getMode().token(a,o.state);if(a.pos>=n.ch+1)return/\bstring2?\b/.test(l);a.start=a.pos}}var u={pairs:"()[]{}''\"\"",triples:"",explode:"[]{}"},f=e.Pos;e.defineOption("autoCloseBrackets",!1,function(t,n,r){r&&r!=e.Init&&(t.removeKeyMap(p),t.state.closeBrackets=null),n&&(t.state.closeBrackets=n,t.addKeyMap(p))});for(var d=u.pairs+"`",p={Backspace:i,Enter:o},h=0;h<d.length;h++)p["'"+d.charAt(h)+"'"]=n(d.charAt(h))}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("../fold/xml-fold")):"function"==typeof define&&define.amd?define(["../../lib/codemirror","../fold/xml-fold"],e):e(CodeMirror)}(function(e){"use strict";function t(e){e.state.tagHit&&e.state.tagHit.clear(),e.state.tagOther&&e.state.tagOther.clear(),e.state.tagHit=e.state.tagOther=null}function n(n){n.state.failedTagMatch=!1,n.operation(function(){if(t(n),!n.somethingSelected()){var r=n.getCursor(),i=n.getViewport();i.from=Math.min(i.from,r.line),i.to=Math.max(r.line+1,i.to);var o=e.findMatchingTag(n,r,i);if(o){if(n.state.matchBothTags){var a="open"==o.at?o.open:o.close;a&&(n.state.tagHit=n.markText(a.from,a.to,{className:"CodeMirror-matchingtag"}))}var l="close"==o.at?o.open:o.close;l?n.state.tagOther=n.markText(l.from,l.to,{className:"CodeMirror-matchingtag"}):n.state.failedTagMatch=!0}}})}function r(e){e.state.failedTagMatch&&n(e)}e.defineOption("matchTags",!1,function(i,o,a){a&&a!=e.Init&&(i.off("cursorActivity",n),i.off("viewportChange",r),t(i)),o&&(i.state.matchBothTags="object"==typeof o&&o.bothTags,i.on("cursorActivity",n),i.on("viewportChange",r),n(i))}),e.commands.toMatchingTag=function(t){var n=e.findMatchingTag(t,t.getCursor());if(n){var r="close"==n.at?n.open:n.close;r&&t.extendSelection(r.to,r.from)}}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("../fold/xml-fold")):"function"==typeof define&&define.amd?define(["../../lib/codemirror","../fold/xml-fold"],e):e(CodeMirror)}(function(e){function t(t){if(t.getOption("disableInput"))return e.Pass;for(var n=t.listSelections(),r=[],s=0;s<n.length;s++){if(!n[s].empty())return e.Pass;var c=n[s].head,u=t.getTokenAt(c),f=e.innerMode(t.getMode(),u.state),d=f.state;if("xml"!=f.mode.name||!d.tagName)return e.Pass;var p=t.getOption("autoCloseTags"),h="html"==f.mode.configuration,m="object"==typeof p&&p.dontCloseTags||h&&a,g="object"==typeof p&&p.indentTags||h&&l,v=d.tagName;u.end>c.ch&&(v=v.slice(0,v.length-u.end+c.ch));var y=v.toLowerCase();if(!v||"string"==u.type&&(u.end!=c.ch||!/[\"\']/.test(u.string.charAt(u.string.length-1))||1==u.string.length)||"tag"==u.type&&"closeTag"==d.type||u.string.indexOf("/")==u.string.length-1||m&&i(m,y)>-1||o(t,v,c,d,!0))return e.Pass;var b=g&&i(g,y)>-1;r[s]={indent:b,text:">"+(b?"\n\n":"")+"</"+v+">",newPos:b?e.Pos(c.line+1,0):e.Pos(c.line,c.ch+1)}}for(var s=n.length-1;s>=0;s--){var 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n=e.lineAtHeight(t.top+t.clientHeight,"local");e.getCursor().line>=n&&e.execCommand("goLineUp")}e.scrollTo(null,t.top-e.defaultTextHeight())},f[u[h+"Down"]="scrollLineDown"]=function(e){var t=e.getScrollInfo();if(!e.somethingSelected()){var n=e.lineAtHeight(t.top,"local")+1;e.getCursor().line<=n&&e.execCommand("goLineDown")}e.scrollTo(null,t.top+e.defaultTextHeight())},f[u["Shift-"+h+"L"]="splitSelectionByLine"]=function(e){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++)for(var i=t[r].from(),o=t[r].to(),a=i.line;a<=o.line;++a)o.line>i.line&&a==o.line&&0==o.ch||n.push({anchor:a==i.line?i:d(a,0),head:a==o.line?o:d(a)});e.setSelections(n,0)},u["Shift-Tab"]="indentLess",f[u.Esc="singleSelectionTop"]=function(e){var t=e.listSelections()[0];e.setSelection(t.anchor,t.head,{scroll:!1})},f[u[h+"L"]="selectLine"]=function(e){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++){var i=t[r];n.push({anchor:d(i.from().line,0),head:d(i.to().line+1,0)})}e.setSelections(n)},u["Shift-"+h+"K"]="deleteLine",f[u[h+"Enter"]="insertLineAfter"]=function(e){r(e,!1)},f[u["Shift-"+h+"Enter"]="insertLineBefore"]=function(e){r(e,!0)},f[u[h+"D"]="selectNextOccurrence"]=function(t){var n=t.getCursor("from"),r=t.getCursor("to"),o=t.state.sublimeFindFullWord==t.doc.sel;if(0==e.cmpPos(n,r)){var a=i(t,n);if(!a.word)return;t.setSelection(a.from,a.to),o=!0}else{var l=t.getRange(n,r),s=o?new RegExp("\\b"+l+"\\b"):l,c=t.getSearchCursor(s,r);c.findNext()?t.addSelection(c.from(),c.to()):(c=t.getSearchCursor(s,d(t.firstLine(),0)),c.findNext()&&t.addSelection(c.from(),c.to()))}o&&(t.state.sublimeFindFullWord=t.doc.sel)};var m="(){}[]";f[u["Shift-"+h+"Space"]="selectScope"]=function(e){o(e)||e.execCommand("selectAll")},f[u["Shift-"+h+"M"]="selectBetweenBrackets"]=function(t){return o(t)?void 0:e.Pass},f[u[h+"M"]="goToBracket"]=function(t){t.extendSelectionsBy(function(n){var r=t.scanForBracket(n.head,1);if(r&&0!=e.cmpPos(r.pos,n.head))return r.pos;var i=t.scanForBracket(n.head,-1);return i&&d(i.pos.line,i.pos.ch+1)||n.head})};var g=p?"Cmd-Ctrl-":"Shift-Ctrl-";f[u[g+"Up"]="swapLineUp"]=function(e){for(var t=e.listSelections(),n=[],r=e.firstLine()-1,i=[],o=0;o<t.length;o++){var a=t[o],l=a.from().line-1,s=a.to().line;i.push({anchor:d(a.anchor.line-1,a.anchor.ch),head:d(a.head.line-1,a.head.ch)}),0!=a.to().ch||a.empty()||--s,l>r?n.push(l,s):n.length&&(n[n.length-1]=s),r=s}e.operation(function(){for(var t=0;t<n.length;t+=2){var r=n[t],o=n[t+1],a=e.getLine(r);e.replaceRange("",d(r,0),d(r+1,0),"+swapLine"),o>e.lastLine()?e.replaceRange("\n"+a,d(e.lastLine()),null,"+swapLine"):e.replaceRange(a+"\n",d(o,0),null,"+swapLine")}e.setSelections(i),e.scrollIntoView()})},f[u[g+"Down"]="swapLineDown"]=function(e){for(var t=e.listSelections(),n=[],r=e.lastLine()+1,i=t.length-1;i>=0;i--){var o=t[i],a=o.to().line+1,l=o.from().line;0!=o.to().ch||o.empty()||a--,r>a?n.push(a,l):n.length&&(n[n.length-1]=l),r=l}e.operation(function(){for(var t=n.length-2;t>=0;t-=2){var r=n[t],i=n[t+1],o=e.getLine(r);r==e.lastLine()?e.replaceRange("",d(r-1),d(r),"+swapLine"):e.replaceRange("",d(r,0),d(r+1,0),"+swapLine"),e.replaceRange(o+"\n",d(i,0),null,"+swapLine")}e.scrollIntoView()})},u[h+"/"]="toggleComment",f[u[h+"J"]="joinLines"]=function(e){for(var t=e.listSelections(),n=[],r=0;r<t.length;r++){for(var i=t[r],o=i.from(),a=o.line,l=i.to().line;r<t.length-1&&t[r+1].from().line==l;)l=t[++r].to().line;n.push({start:a,end:l,anchor:!i.empty()&&o})}e.operation(function(){for(var t=0,r=[],i=0;i<n.length;i++){for(var o,a=n[i],l=a.anchor&&d(a.anchor.line-t,a.anchor.ch),s=a.start;s<=a.end;s++){var c=s-t;s==a.end&&(o=d(c,e.getLine(c).length+1)),c<e.lastLine()&&(e.replaceRange(" ",d(c),d(c+1,/^\s*/.exec(e.getLine(c+1))[0].length),"+joinLines"),++t)}r.push({anchor:l||o,head:o})}e.setSelections(r,0)})},f[u["Shift-"+h+"D"]="duplicateLine"]=function(e){e.operation(function(){for(var t=e.listSelections().length,n=0;t>n;n++){var r=e.listSelections()[n];r.empty()?e.replaceRange(e.getLine(r.head.line)+"\n",d(r.head.line,0),null,"+duplicateLine"):e.replaceRange(e.getRange(r.from(),r.to()),r.from(),null,"+duplicateLine")}e.scrollIntoView()})},u[h+"T"]="transposeChars",f[u.F9="sortLines"]=function(e){a(e,!0)},f[u[h+"F9"]="sortLinesInsensitive"]=function(e){a(e,!1)},f[u.F2="nextBookmark"]=function(e){var t=e.state.sublimeBookmarks;if(t)for(;t.length;){var n=t.shift(),r=n.find();if(r)return t.push(n),e.setSelection(r.from,r.to)}},f[u["Shift-F2"]="prevBookmark"]=function(e){var t=e.state.sublimeBookmarks;if(t)for(;t.length;){t.unshift(t.pop());var n=t[t.length-1].find();if(n)return e.setSelection(n.from,n.to);t.pop()}},f[u[h+"F2"]="toggleBookmark"]=function(e){for(var t=e.listSelections(),n=e.state.sublimeBookmarks||(e.state.sublimeBookmarks=[]),r=0;r<t.length;r++){for(var i=t[r].from(),o=t[r].to(),a=e.findMarks(i,o),l=0;l<a.length;l++)if(a[l].sublimeBookmark){a[l].clear();for(var s=0;s<n.length;s++)n[s]==a[l]&&n.splice(s--,1);break}l==a.length&&n.push(e.markText(i,o,{sublimeBookmark:!0,clearWhenEmpty:!1}))}},f[u["Shift-"+h+"F2"]="clearBookmarks"]=function(e){var t=e.state.sublimeBookmarks;if(t)for(var n=0;n<t.length;n++)t[n].clear();t.length=0},f[u["Alt-F2"]="selectBookmarks"]=function(e){var t=e.state.sublimeBookmarks,n=[];if(t)for(var r=0;r<t.length;r++){var i=t[r].find();i?n.push({anchor:i.from,head:i.to}):t.splice(r--,0)}n.length&&e.setSelections(n,0)},u["Alt-Q"]="wrapLines";var v=h+"K ";u[v+h+"Backspace"]="delLineLeft",f[u.Backspace="smartBackspace"]=function(t){if(t.somethingSelected())return e.Pass;var n=t.getCursor(),r=t.getRange({line:n.line,ch:0},n),i=e.countColumn(r,null,t.getOption("tabSize"));return r&&!/\S/.test(r)&&i%t.getOption("indentUnit")==0?t.indentSelection("subtract"):e.Pass},f[u[v+h+"K"]="delLineRight"]=function(e){e.operation(function(){for(var t=e.listSelections(),n=t.length-1;n>=0;n--)e.replaceRange("",t[n].anchor,d(t[n].to().line),"+delete");e.scrollIntoView()})},f[u[v+h+"U"]="upcaseAtCursor"]=function(e){l(e,function(e){return e.toUpperCase()})},f[u[v+h+"L"]="downcaseAtCursor"]=function(e){l(e,function(e){return e.toLowerCase()})},f[u[v+h+"Space"]="setSublimeMark"]=function(e){e.state.sublimeMark&&e.state.sublimeMark.clear(),e.state.sublimeMark=e.setBookmark(e.getCursor())},f[u[v+h+"A"]="selectToSublimeMark"]=function(e){var t=e.state.sublimeMark&&e.state.sublimeMark.find();t&&e.setSelection(e.getCursor(),t)},f[u[v+h+"W"]="deleteToSublimeMark"]=function(t){var n=t.state.sublimeMark&&t.state.sublimeMark.find();if(n){var r=t.getCursor(),i=n;if(e.cmpPos(r,i)>0){var o=i;i=r,r=o}t.state.sublimeKilled=t.getRange(r,i),t.replaceRange("",r,i,"+delete")}},f[u[v+h+"X"]="swapWithSublimeMark"]=function(e){var t=e.state.sublimeMark&&e.state.sublimeMark.find();t&&(e.state.sublimeMark.clear(),e.state.sublimeMark=e.setBookmark(e.getCursor()),e.setCursor(t))},f[u[v+h+"Y"]="sublimeYank"]=function(e){null!=e.state.sublimeKilled&&e.replaceSelection(e.state.sublimeKilled,null,"paste")},u[v+h+"G"]="clearBookmarks",f[u[v+h+"C"]="showInCenter"]=function(e){var t=e.cursorCoords(null,"local");e.scrollTo(null,(t.top+t.bottom)/2-e.getScrollInfo().clientHeight/2)},f[u["Shift-Alt-Up"]="selectLinesUpward"]=function(e){e.operation(function(){for(var t=e.listSelections(),n=0;n<t.length;n++){var r=t[n];r.head.line>e.firstLine()&&e.addSelection(d(r.head.line-1,r.head.ch))}})},f[u["Shift-Alt-Down"]="selectLinesDownward"]=function(e){e.operation(function(){for(var t=e.listSelections(),n=0;n<t.length;n++){var r=t[n];r.head.line<e.lastLine()&&e.addSelection(d(r.head.line+1,r.head.ch))}})},f[u[h+"F3"]="findUnder"]=function(e){c(e,!0)},f[u["Shift-"+h+"F3"]="findUnderPrevious"]=function(e){c(e,!1)},f[u["Alt-F3"]="findAllUnder"]=function(e){var t=s(e);if(t){for(var n=e.getSearchCursor(t.query),r=[],i=-1;n.findNext();)r.push({anchor:n.from(),head:n.to()}),n.from().line<=t.from.line&&n.from().ch<=t.from.ch&&i++;e.setSelections(r,i)}},u["Shift-"+h+"["]="fold",u["Shift-"+h+"]"]="unfold",u[v+h+"0"]=u[v+h+"j"]="unfoldAll",u[h+"I"]="findIncremental",u["Shift-"+h+"I"]="findIncrementalReverse",u[h+"H"]="replace",u.F3="findNext",u["Shift-F3"]="findPrev",e.normalizeKeyMap(u)});
\ No newline at end of file
diff --git a/public/vendor/codemirror/compress.sh b/public/vendor/codemirror/compress.sh
index a995acb6..641e1c0e 100644
--- a/public/vendor/codemirror/compress.sh
+++ b/public/vendor/codemirror/compress.sh
@@ -1,6 +1,8 @@
 uglifyjs --compress --mangle --output codemirror.min.js \
 lib/codemirror.js \
 addon/mode/overlay.js \
+addon/mode/simple.js \
+addon/mode/multiplex.js \
 addon/selection/active-line.js \
 addon/search/searchcursor.js \
 addon/search/search.js \
@@ -14,6 +16,7 @@ addon/edit/matchtags.js \
 addon/edit/closetag.js \
 addon/edit/continuelist.js \
 addon/comment/comment.js \
+addon/comment/continuecomment.js \
 addon/wrap/hardwrap.js \
 addon/fold/foldcode.js \
 addon/fold/brace-fold.js \
@@ -26,7 +29,22 @@ mode/gfm/gfm.js \
 mode/javascript/javascript.js \
 mode/css/css.js \
 mode/htmlmixed/htmlmixed.js \
+mode/htmlembedded/htmlembedded.js \
 mode/clike/clike.js \
 mode/clojure/clojure.js \
 mode/ruby/ruby.js \
+mode/python/python.js \
+mode/shell/shell.js \
+mode/php/php.js \
+mode/sql/sql.js \
+mode/coffeescript/coffeescript.js \
+mode/yaml/yaml.js \
+mode/jade/jade.js \
+mode/lua/lua.js \
+mode/cmake/cmake.js \
+mode/nginx/nginx.js \
+mode/perl/perl.js \
+mode/sass/sass.js \
+mode/r/r.js \
+mode/dockerfile/dockerfile.js \
 keymap/sublime.js
\ No newline at end of file
diff --git a/public/vendor/codemirror/lib/codemirror.js b/public/vendor/codemirror/lib/codemirror.js
index a78ebdf5..1db591f9 100755
--- a/public/vendor/codemirror/lib/codemirror.js
+++ b/public/vendor/codemirror/lib/codemirror.js
@@ -388,7 +388,7 @@
       viewWidth: d.wrapper.clientWidth,
       barLeft: cm.options.fixedGutter ? gutterW : 0,
       docHeight: docH,
-      scrollHeight: docH + scrollGap(cm) + d.barHeight,
+      scrollHeight: docH + scrollGap(cm) + d.barHeight + textHeight(cm.display),
       nativeBarWidth: d.nativeBarWidth,
       gutterWidth: gutterW
     };
@@ -2287,9 +2287,13 @@
     }
       
     $('.other-cursor').each(function(key, value) {
-        var coord = cm.charCoords({line:$(value).attr('data-line'), ch:$(value).attr('data-ch')}, 'windows');
-        $(value)[0].style.left = coord.left + 'px';
-        $(value)[0].style.top = coord.top + 'px';
+        var line = parseInt($(value).attr('data-line'));
+        var ch = parseInt($(value).attr('data-ch'));
+        var offsetLeft = parseFloat($(value).attr('data-offset-left'));
+        var offsetTop = parseFloat($(value).attr('data-offset-top'));
+        var coord = cm.charCoords({line: line, ch: ch}, 'windows');
+        $(value)[0].style.left = coord.left + offsetLeft + 'px';
+        $(value)[0].style.top = coord.top + offsetTop + 'px';
     });
   }
 
diff --git a/public/vendor/greensock-js/TweenMax.min.js b/public/vendor/greensock-js/TweenMax.min.js
new file mode 100755
index 00000000..e6a4100b
--- /dev/null
+++ b/public/vendor/greensock-js/TweenMax.min.js
@@ -0,0 +1,17 @@
+/*!
+ * VERSION: 1.16.1
+ * DATE: 2015-03-13
+ * UPDATES AND DOCS AT: http://greensock.com
+ * 
+ * Includes all of the following: TweenLite, TweenMax, TimelineLite, TimelineMax, EasePack, CSSPlugin, RoundPropsPlugin, BezierPlugin, AttrPlugin, DirectionalRotationPlugin
+ *
+ * @license Copyright (c) 2008-2015, GreenSock. All rights reserved.
+ * This work is subject to the terms at http://greensock.com/standard-license or for
+ * Club GreenSock members, the software agreement that was issued with your membership.
+ * 
+ * @author: Jack Doyle, jack@greensock.com
+ **/
+var _gsScope="undefined"!=typeof module&&module.exports&&"undefined"!=typeof global?global:this||window;(_gsScope._gsQueue||(_gsScope._gsQueue=[])).push(function(){"use strict";_gsScope._gsDefine("TweenMax",["core.Animation","core.SimpleTimeline","TweenLite"],function(t,e,i){var s=function(t){var e,i=[],s=t.length;for(e=0;e!==s;i.push(t[e++]));return i},r=function(t,e,s){i.call(this,t,e,s),this._cycle=0,this._yoyo=this.vars.yoyo===!0,this._repeat=this.vars.repeat||0,this._repeatDelay=this.vars.repeatDelay||0,this._dirty=!0,this.render=r.prototype.render},n=1e-10,a=i._internals,o=a.isSelector,h=a.isArray,l=r.prototype=i.to({},.1,{}),_=[];r.version="1.16.1",l.constructor=r,l.kill()._gc=!1,r.killTweensOf=r.killDelayedCallsTo=i.killTweensOf,r.getTweensOf=i.getTweensOf,r.lagSmoothing=i.lagSmoothing,r.ticker=i.ticker,r.render=i.render,l.invalidate=function(){return this._yoyo=this.vars.yoyo===!0,this._repeat=this.vars.repeat||0,this._repeatDelay=this.vars.repeatDelay||0,this._uncache(!0),i.prototype.invalidate.call(this)},l.updateTo=function(t,e){var s,r=this.ratio,n=this.vars.immediateRender||t.immediateRender;e&&this._startTime<this._timeline._time&&(this._startTime=this._timeline._time,this._uncache(!1),this._gc?this._enabled(!0,!1):this._timeline.insert(this,this._startTime-this._delay));for(s in t)this.vars[s]=t[s];if(this._initted||n)if(e)this._initted=!1,n&&this.render(0,!0,!0);else if(this._gc&&this._enabled(!0,!1),this._notifyPluginsOfEnabled&&this._firstPT&&i._onPluginEvent("_onDisable",this),this._time/this._duration>.998){var a=this._time;this.render(0,!0,!1),this._initted=!1,this.render(a,!0,!1)}else if(this._time>0||n){this._initted=!1,this._init();for(var o,h=1/(1-r),l=this._firstPT;l;)o=l.s+l.c,l.c*=h,l.s=o-l.c,l=l._next}return this},l.render=function(t,e,i){this._initted||0===this._duration&&this.vars.repeat&&this.invalidate();var s,r,o,h,l,u,p,f,c=this._dirty?this.totalDuration():this._totalDuration,m=this._time,d=this._totalTime,g=this._cycle,v=this._duration,y=this._rawPrevTime;if(t>=c?(this._totalTime=c,this._cycle=this._repeat,this._yoyo&&0!==(1&this._cycle)?(this._time=0,this.ratio=this._ease._calcEnd?this._ease.getRatio(0):0):(this._time=v,this.ratio=this._ease._calcEnd?this._ease.getRatio(1):1),this._reversed||(s=!0,r="onComplete",i=i||this._timeline.autoRemoveChildren),0===v&&(this._initted||!this.vars.lazy||i)&&(this._startTime===this._timeline._duration&&(t=0),(0===t||0>y||y===n)&&y!==t&&(i=!0,y>n&&(r="onReverseComplete")),this._rawPrevTime=f=!e||t||y===t?t:n)):1e-7>t?(this._totalTime=this._time=this._cycle=0,this.ratio=this._ease._calcEnd?this._ease.getRatio(0):0,(0!==d||0===v&&y>0)&&(r="onReverseComplete",s=this._reversed),0>t&&(this._active=!1,0===v&&(this._initted||!this.vars.lazy||i)&&(y>=0&&(i=!0),this._rawPrevTime=f=!e||t||y===t?t:n)),this._initted||(i=!0)):(this._totalTime=this._time=t,0!==this._repeat&&(h=v+this._repeatDelay,this._cycle=this._totalTime/h>>0,0!==this._cycle&&this._cycle===this._totalTime/h&&this._cycle--,this._time=this._totalTime-this._cycle*h,this._yoyo&&0!==(1&this._cycle)&&(this._time=v-this._time),this._time>v?this._time=v:0>this._time&&(this._time=0)),this._easeType?(l=this._time/v,u=this._easeType,p=this._easePower,(1===u||3===u&&l>=.5)&&(l=1-l),3===u&&(l*=2),1===p?l*=l:2===p?l*=l*l:3===p?l*=l*l*l:4===p&&(l*=l*l*l*l),this.ratio=1===u?1-l:2===u?l:.5>this._time/v?l/2:1-l/2):this.ratio=this._ease.getRatio(this._time/v)),m===this._time&&!i&&g===this._cycle)return d!==this._totalTime&&this._onUpdate&&(e||this._onUpdate.apply(this.vars.onUpdateScope||this,this.vars.onUpdateParams||_)),void 0;if(!this._initted){if(this._init(),!this._initted||this._gc)return;if(!i&&this._firstPT&&(this.vars.lazy!==!1&&this._duration||this.vars.lazy&&!this._duration))return this._time=m,this._totalTime=d,this._rawPrevTime=y,this._cycle=g,a.lazyTweens.push(this),this._lazy=[t,e],void 0;this._time&&!s?this.ratio=this._ease.getRatio(this._time/v):s&&this._ease._calcEnd&&(this.ratio=this._ease.getRatio(0===this._time?0:1))}for(this._lazy!==!1&&(this._lazy=!1),this._active||!this._paused&&this._time!==m&&t>=0&&(this._active=!0),0===d&&(2===this._initted&&t>0&&this._init(),this._startAt&&(t>=0?this._startAt.render(t,e,i):r||(r="_dummyGS")),this.vars.onStart&&(0!==this._totalTime||0===v)&&(e||this.vars.onStart.apply(this.vars.onStartScope||this,this.vars.onStartParams||_))),o=this._firstPT;o;)o.f?o.t[o.p](o.c*this.ratio+o.s):o.t[o.p]=o.c*this.ratio+o.s,o=o._next;this._onUpdate&&(0>t&&this._startAt&&this._startTime&&this._startAt.render(t,e,i),e||(this._totalTime!==d||s)&&this._onUpdate.apply(this.vars.onUpdateScope||this,this.vars.onUpdateParams||_)),this._cycle!==g&&(e||this._gc||this.vars.onRepeat&&this.vars.onRepeat.apply(this.vars.onRepeatScope||this,this.vars.onRepeatParams||_)),r&&(!this._gc||i)&&(0>t&&this._startAt&&!this._onUpdate&&this._startTime&&this._startAt.render(t,e,i),s&&(this._timeline.autoRemoveChildren&&this._enabled(!1,!1),this._active=!1),!e&&this.vars[r]&&this.vars[r].apply(this.vars[r+"Scope"]||this,this.vars[r+"Params"]||_),0===v&&this._rawPrevTime===n&&f!==n&&(this._rawPrevTime=0))},r.to=function(t,e,i){return new r(t,e,i)},r.from=function(t,e,i){return i.runBackwards=!0,i.immediateRender=0!=i.immediateRender,new r(t,e,i)},r.fromTo=function(t,e,i,s){return s.startAt=i,s.immediateRender=0!=s.immediateRender&&0!=i.immediateRender,new r(t,e,s)},r.staggerTo=r.allTo=function(t,e,n,a,l,u,p){a=a||0;var f,c,m,d,g=n.delay||0,v=[],y=function(){n.onComplete&&n.onComplete.apply(n.onCompleteScope||this,arguments),l.apply(p||this,u||_)};for(h(t)||("string"==typeof t&&(t=i.selector(t)||t),o(t)&&(t=s(t))),t=t||[],0>a&&(t=s(t),t.reverse(),a*=-1),f=t.length-1,m=0;f>=m;m++){c={};for(d in n)c[d]=n[d];c.delay=g,m===f&&l&&(c.onComplete=y),v[m]=new r(t[m],e,c),g+=a}return v},r.staggerFrom=r.allFrom=function(t,e,i,s,n,a,o){return i.runBackwards=!0,i.immediateRender=0!=i.immediateRender,r.staggerTo(t,e,i,s,n,a,o)},r.staggerFromTo=r.allFromTo=function(t,e,i,s,n,a,o,h){return s.startAt=i,s.immediateRender=0!=s.immediateRender&&0!=i.immediateRender,r.staggerTo(t,e,s,n,a,o,h)},r.delayedCall=function(t,e,i,s,n){return new r(e,0,{delay:t,onComplete:e,onCompleteParams:i,onCompleteScope:s,onReverseComplete:e,onReverseCompleteParams:i,onReverseCompleteScope:s,immediateRender:!1,useFrames:n,overwrite:0})},r.set=function(t,e){return new r(t,0,e)},r.isTweening=function(t){return i.getTweensOf(t,!0).length>0};var u=function(t,e){for(var s=[],r=0,n=t._first;n;)n instanceof i?s[r++]=n:(e&&(s[r++]=n),s=s.concat(u(n,e)),r=s.length),n=n._next;return s},p=r.getAllTweens=function(e){return u(t._rootTimeline,e).concat(u(t._rootFramesTimeline,e))};r.killAll=function(t,i,s,r){null==i&&(i=!0),null==s&&(s=!0);var n,a,o,h=p(0!=r),l=h.length,_=i&&s&&r;for(o=0;l>o;o++)a=h[o],(_||a instanceof e||(n=a.target===a.vars.onComplete)&&s||i&&!n)&&(t?a.totalTime(a._reversed?0:a.totalDuration()):a._enabled(!1,!1))},r.killChildTweensOf=function(t,e){if(null!=t){var n,l,_,u,p,f=a.tweenLookup;if("string"==typeof t&&(t=i.selector(t)||t),o(t)&&(t=s(t)),h(t))for(u=t.length;--u>-1;)r.killChildTweensOf(t[u],e);else{n=[];for(_ in 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arguments.length?this.totalTime(this.totalDuration()*t,!1):this._totalTime/this.totalDuration()},l.time=function(t,e){return arguments.length?(this._dirty&&this.totalDuration(),t>this._duration&&(t=this._duration),this._yoyo&&0!==(1&this._cycle)?t=this._duration-t+this._cycle*(this._duration+this._repeatDelay):0!==this._repeat&&(t+=this._cycle*(this._duration+this._repeatDelay)),this.totalTime(t,e)):this._time},l.duration=function(e){return arguments.length?t.prototype.duration.call(this,e):this._duration},l.totalDuration=function(t){return arguments.length?-1===this._repeat?this:this.duration((t-this._repeat*this._repeatDelay)/(this._repeat+1)):(this._dirty&&(this._totalDuration=-1===this._repeat?999999999999:this._duration*(this._repeat+1)+this._repeatDelay*this._repeat,this._dirty=!1),this._totalDuration)},l.repeat=function(t){return arguments.length?(this._repeat=t,this._uncache(!0)):this._repeat},l.repeatDelay=function(t){return 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\ No newline at end of file
diff --git a/public/vendor/greensock-js/jquery.gsap.min.js b/public/vendor/greensock-js/jquery.gsap.min.js
new file mode 100755
index 00000000..27a2bbee
--- /dev/null
+++ b/public/vendor/greensock-js/jquery.gsap.min.js
@@ -0,0 +1,14 @@
+/*!
+ * VERSION: 0.1.11
+ * DATE: 2015-03-13
+ * UPDATES AND DOCS AT: http://greensock.com/jquery-gsap-plugin/
+ *
+ * Requires TweenLite version 1.8.0 or higher and CSSPlugin.
+ *
+ * @license Copyright (c) 2013-2015, GreenSock. All rights reserved.
+ * This work is subject to the terms at http://greensock.com/standard-license or for
+ * Club GreenSock members, the software agreement that was issued with your membership.
+ *
+ * @author: Jack Doyle, jack@greensock.com
+ */
+(function(t){"use strict";var e,i,s,r=t.fn.animate,n=t.fn.stop,a=!0,o=function(t){var e,i={};for(e in t)i[e]=t[e];return i},h={overwrite:1,delay:1,useFrames:1,runBackwards:1,easeParams:1,yoyo:1,immediateRender:1,repeat:1,repeatDelay:1,autoCSS:1},l=",scrollTop,scrollLeft,show,hide,toggle,",_=l,u=function(t,e){for(var i in h)h[i]&&void 0!==t[i]&&(e[i]=t[i])},f=function(t){return function(e){return t.getRatio(e)}},c={},p=function(){var r,n,a,o=window.GreenSockGlobals||window;if(e=o.TweenMax||o.TweenLite,e&&(r=(e.version+".0.0").split("."),n=!(Number(r[0])>0&&Number(r[1])>7),o=o.com.greensock,i=o.plugins.CSSPlugin,c=o.easing.Ease.map||{}),!e||!i||n)return e=null,!s&&window.console&&(window.console.log("The jquery.gsap.js plugin requires the TweenMax (or at least TweenLite and CSSPlugin) JavaScript file(s)."+(n?" Version "+r.join(".")+" is too old.":"")),s=!0),void 0;if(t.easing){for(a in c)t.easing[a]=f(c[a]);p=!1}};t.fn.animate=function(s,n,h,l){if(s=s||{},p&&(p(),!e||!i))return r.call(this,s,n,h,l);if(!a||s.skipGSAP===!0||"object"==typeof n&&"function"==typeof n.step)return r.call(this,s,n,h,l);var f,m,d,g,v=t.speed(n,h,l),y={ease:c[v.easing]||(v.easing===!1?c.linear:c.swing)},T=this,w="object"==typeof n?n.specialEasing:null;for(m in s){if(f=s[m],f instanceof Array&&c[f[1]]&&(w=w||{},w[m]=f[1],f=f[0]),"show"===f||"hide"===f||"toggle"===f||-1!==_.indexOf(m)&&-1!==_.indexOf(","+m+","))return r.call(this,s,n,h,l);y[-1===m.indexOf("-")?m:t.camelCase(m)]=f}if(w){y=o(y),g=[];for(m in w)f=g[g.length]={},u(y,f),f.ease=c[w[m]]||y.ease,-1!==m.indexOf("-")&&(m=t.camelCase(m)),f[m]=y[m],delete y[m];0===g.length&&(g=null)}return d=function(i){var s,r=o(y);if(g)for(s=g.length;--s>-1;)e.to(this,t.fx.off?0:v.duration/1e3,g[s]);r.onComplete=function(){i?i():v.old&&t(this).each(v.old)},e.to(this,t.fx.off?0:v.duration/1e3,r)},v.queue!==!1?(T.queue(v.queue,d),"function"==typeof v.old&&T.queue(v.queue,function(t){v.old.call(this),t()})):d.call(T),T},t.fn.stop=function(t,i){if(n.call(this,t,i),e){if(i)for(var s,r=e.getTweensOf(this),a=r.length;--a>-1;)s=r[a].totalTime()/r[a].totalDuration(),s>0&&1>s&&r[a].seek(r[a].totalDuration());e.killTweensOf(this)}return this},t.gsap={enabled:function(t){a=t},version:"0.1.11",legacyProps:function(t){_=l+t+","}}})(jQuery);
\ No newline at end of file
diff --git a/public/vendor/idle.js b/public/vendor/idle.js
new file mode 100755
index 00000000..4c10461e
--- /dev/null
+++ b/public/vendor/idle.js
@@ -0,0 +1,160 @@
+(function() {
+  var Idle;
+
+  /** IE8/old browser support **/
+  if (!document.addEventListener) {
+    if (document.attachEvent) {
+      document.addEventListener = function(event, callback, useCapture) {
+        return document.attachEvent("on" + event, callback, useCapture);
+      };
+    } else {
+      document.addEventListener = function() {
+        return {};
+      };
+    }
+  }
+
+  if (!document.removeEventListener) {
+    if (document.detachEvent) {
+      document.removeEventListener = function(event, callback) {
+        return document.detachEvent("on" + event, callback);
+      };
+    } else {
+      document.removeEventListener = function() {
+        return {};
+      };
+    }
+  }
+
+  "use strict";
+
+  Idle = {};
+
+  Idle = (function() {
+    Idle.isAway = false;
+
+    Idle.awayTimeout = 3000;
+
+    Idle.awayTimestamp = 0;
+
+    Idle.awayTimer = null;
+
+    Idle.onAway = null;
+
+    Idle.onAwayBack = null;
+
+    Idle.onVisible = null;
+
+    Idle.onHidden = null;
+
+    function Idle(options) {
+      var activeMethod, activity;
+      if (options) {
+        this.awayTimeout = parseInt(options.awayTimeout, 10);
+        this.onAway = options.onAway;
+        this.onAwayBack = options.onAwayBack;
+        this.onVisible = options.onVisible;
+        this.onHidden = options.onHidden;
+      }
+      activity = this;
+      activeMethod = function() {
+        return activity.onActive();
+      };
+      window.onclick = activeMethod;
+      window.onmousemove = activeMethod;
+      window.onmouseenter = activeMethod;
+      window.onkeydown = activeMethod;
+      window.onscroll = activeMethod;
+      window.onmousewheel = activeMethod;
+    }
+
+    Idle.prototype.onActive = function() {
+      this.awayTimestamp = new Date().getTime() + this.awayTimeout;
+      if (this.isAway) {
+        this.isAway = false;
+        if (this.onAwayBack) {
+          this.onAwayBack();
+        }
+        this.start();
+      }
+      return true;
+    };
+
+    Idle.prototype.start = function() {
+      var activity;
+      if (!this.listener) {
+        this.listener = (function() {
+          return activity.handleVisibilityChange();
+        });
+        document.addEventListener("visibilitychange", this.listener, false);
+        document.addEventListener("webkitvisibilitychange", this.listener, false);
+        document.addEventListener("msvisibilitychange", this.listener, false);
+      }
+      this.awayTimestamp = new Date().getTime() + this.awayTimeout;
+      if (this.awayTimer !== null) {
+        clearTimeout(this.awayTimer);
+      }
+      activity = this;
+      this.awayTimer = setTimeout((function() {
+        return activity.checkAway();
+      }), this.awayTimeout + 100);
+      return this;
+    };
+
+    Idle.prototype.stop = function() {
+      if (this.awayTimer !== null) {
+        clearTimeout(this.awayTimer);
+      }
+      if (this.listener !== null) {
+        document.removeEventListener("visibilitychange", this.listener);
+        document.removeEventListener("webkitvisibilitychange", this.listener);
+        document.removeEventListener("msvisibilitychange", this.listener);
+        this.listener = null;
+      }
+      return this;
+    };
+
+    Idle.prototype.setAwayTimeout = function(ms) {
+      this.awayTimeout = parseInt(ms, 10);
+      return this;
+    };
+
+    Idle.prototype.checkAway = function() {
+      var activity, t;
+      t = new Date().getTime();
+      if (t < this.awayTimestamp) {
+        this.isAway = false;
+        activity = this;
+        this.awayTimer = setTimeout((function() {
+          return activity.checkAway();
+        }), this.awayTimestamp - t + 100);
+        return;
+      }
+      if (this.awayTimer !== null) {
+        clearTimeout(this.awayTimer);
+      }
+      this.isAway = true;
+      if (this.onAway) {
+        return this.onAway();
+      }
+    };
+
+    Idle.prototype.handleVisibilityChange = function() {
+      if (document.hidden || document.msHidden || document.webkitHidden) {
+        if (this.onHidden) {
+          return this.onHidden();
+        }
+      } else {
+        if (this.onVisible) {
+          return this.onVisible();
+        }
+      }
+    };
+
+    return Idle;
+
+  })();
+
+  window.Idle = Idle;
+
+}).call(this);
diff --git a/public/vendor/jquery-textcomplete/jquery.textcomplete.css b/public/vendor/jquery-textcomplete/jquery.textcomplete.css
new file mode 100755
index 00000000..37a761b7
--- /dev/null
+++ b/public/vendor/jquery-textcomplete/jquery.textcomplete.css
@@ -0,0 +1,33 @@
+/* Sample */
+
+.dropdown-menu {
+    border: 1px solid #ddd;
+    background-color: white;
+}
+
+.dropdown-menu li {
+    border-top: 1px solid #ddd;
+    padding: 2px 5px;
+}
+
+.dropdown-menu li:first-child {
+    border-top: none;
+}
+
+.dropdown-menu li:hover,
+.dropdown-menu .active {
+    background-color: rgb(110, 183, 219);
+}
+
+
+/* SHOULD not modify */
+
+.dropdown-menu {
+    list-style: none;
+    padding: 0;
+    margin: 0;
+}
+
+.dropdown-menu a:hover {
+    cursor: pointer;
+}
diff --git a/public/vendor/jquery-textcomplete/jquery.textcomplete.js b/public/vendor/jquery-textcomplete/jquery.textcomplete.js
new file mode 100755
index 00000000..3f38ba50
--- /dev/null
+++ b/public/vendor/jquery-textcomplete/jquery.textcomplete.js
@@ -0,0 +1,1147 @@
+/*!
+ * jQuery.textcomplete
+ *
+ * Repository: https://github.com/yuku-t/jquery-textcomplete
+ * License:    MIT (https://github.com/yuku-t/jquery-textcomplete/blob/master/LICENSE)
+ * Author:     Yuku Takahashi
+ */
+
+if (typeof jQuery === 'undefined') {
+  throw new Error('jQuery.textcomplete requires jQuery');
+}
+
++function ($) {
+  'use strict';
+
+  var warn = function (message) {
+    if (console.warn) { console.warn(message); }
+  };
+
+  $.fn.textcomplete = function (strategies, option) {
+    var args = Array.prototype.slice.call(arguments);
+    return this.each(function () {
+      var $this = $(this);
+      var completer = $this.data('textComplete');
+      if (!completer) {
+        completer = new $.fn.textcomplete.Completer(this, option || {});
+        $this.data('textComplete', completer);
+      }
+      if (typeof strategies === 'string') {
+        if (!completer) return;
+        args.shift()
+        completer[strategies].apply(completer, args);
+        if (strategies === 'destroy') {
+          $this.removeData('textComplete');
+        }
+      } else {
+        // For backward compatibility.
+        // TODO: Remove at v0.4
+        $.each(strategies, function (obj) {
+          $.each(['header', 'footer', 'placement', 'maxCount'], function (name) {
+            if (obj[name]) {
+              completer.option[name] = obj[name];
+              warn(name + 'as a strategy param is deprecated. Use option.');
+              delete obj[name];
+            }
+          });
+        });
+        completer.register($.fn.textcomplete.Strategy.parse(strategies));
+      }
+    });
+  };
+
+}(jQuery);
+
++function ($) {
+  'use strict';
+
+  // Exclusive execution control utility.
+  //
+  // func - The function to be locked. It is executed with a function named
+  //        `free` as the first argument. Once it is called, additional
+  //        execution are ignored until the free is invoked. Then the last
+  //        ignored execution will be replayed immediately.
+  //
+  // Examples
+  //
+  //   var lockedFunc = lock(function (free) {
+  //     setTimeout(function { free(); }, 1000); // It will be free in 1 sec.
+  //     console.log('Hello, world');
+  //   });
+  //   lockedFunc();  // => 'Hello, world'
+  //   lockedFunc();  // none
+  //   lockedFunc();  // none
+  //   // 1 sec past then
+  //   // => 'Hello, world'
+  //   lockedFunc();  // => 'Hello, world'
+  //   lockedFunc();  // none
+  //
+  // Returns a wrapped function.
+  var lock = function (func) {
+    var locked, queuedArgsToReplay;
+
+    return function () {
+      // Convert arguments into a real array.
+      var args = Array.prototype.slice.call(arguments);
+      if (locked) {
+        // Keep a copy of this argument list to replay later.
+        // OK to overwrite a previous value because we only replay
+        // the last one.
+        queuedArgsToReplay = args;
+        return;
+      }
+      locked = true;
+      var self = this;
+      args.unshift(function replayOrFree() {
+        if (queuedArgsToReplay) {
+          // Other request(s) arrived while we were locked.
+          // Now that the lock is becoming available, replay
+          // the latest such request, then call back here to
+          // unlock (or replay another request that arrived
+          // while this one was in flight).
+          var replayArgs = queuedArgsToReplay;
+          queuedArgsToReplay = undefined;
+          replayArgs.unshift(replayOrFree);
+          func.apply(self, replayArgs);
+        } else {
+          locked = false;
+        }
+      });
+      func.apply(this, args);
+    };
+  };
+
+  var isString = function (obj) {
+    return Object.prototype.toString.call(obj) === '[object String]';
+  };
+
+  var uniqueId = 0;
+
+  function Completer(element, option) {
+    this.$el        = $(element);
+    this.id         = 'textcomplete' + uniqueId++;
+    this.strategies = [];
+    this.views      = [];
+    this.option     = $.extend({}, Completer._getDefaults(), option);
+
+    if (!this.$el.is('input[type=text]') && !this.$el.is('textarea') && !element.isContentEditable && element.contentEditable != 'true') {
+      throw new Error('textcomplete must be called on a Textarea or a ContentEditable.');
+    }
+
+    if (element === document.activeElement) {
+      // element has already been focused. Initialize view objects immediately.
+      this.initialize()
+    } else {
+      // Initialize view objects lazily.
+      var self = this;
+      this.$el.one('focus.' + this.id, function () { self.initialize(); });
+    }
+  }
+
+  Completer._getDefaults = function () {
+    if (!Completer.DEFAULTS) {
+      Completer.DEFAULTS = {
+        appendTo: $('body'),
+        zIndex: '100'
+      };
+    }
+
+    return Completer.DEFAULTS;
+  }
+
+  $.extend(Completer.prototype, {
+    // Public properties
+    // -----------------
+
+    id:         null,
+    option:     null,
+    strategies: null,
+    adapter:    null,
+    dropdown:   null,
+    $el:        null,
+
+    // Public methods
+    // --------------
+
+    initialize: function () {
+      var element = this.$el.get(0);
+      // Initialize view objects.
+      this.dropdown = new $.fn.textcomplete.Dropdown(element, this, this.option);
+      var Adapter, viewName;
+      if (this.option.adapter) {
+        Adapter = this.option.adapter;
+      } else {
+        if (this.$el.is('textarea') || this.$el.is('input[type=text]')) {
+          viewName = typeof element.selectionEnd === 'number' ? 'Textarea' : 'IETextarea';
+        } else {
+          viewName = 'ContentEditable';
+        }
+        Adapter = $.fn.textcomplete[viewName];
+      }
+      this.adapter = new Adapter(element, this, this.option);
+    },
+
+    destroy: function () {
+      this.$el.off('.' + this.id);
+      if (this.adapter) {
+        this.adapter.destroy();
+      }
+      if (this.dropdown) {
+        this.dropdown.destroy();
+      }
+      this.$el = this.adapter = this.dropdown = null;
+    },
+
+    // Invoke textcomplete.
+    trigger: function (text, skipUnchangedTerm) {
+      if (!this.dropdown) { this.initialize(); }
+      text != null || (text = this.adapter.getTextFromHeadToCaret());
+      var searchQuery = this._extractSearchQuery(text);
+      if (searchQuery.length) {
+        var term = searchQuery[1];
+        // Ignore shift-key, ctrl-key and so on.
+        if (skipUnchangedTerm && this._term === term) { return; }
+        this._term = term;
+        this._search.apply(this, searchQuery);
+      } else {
+        this._term = null;
+        this.dropdown.deactivate();
+      }
+    },
+
+    fire: function (eventName) {
+      var args = Array.prototype.slice.call(arguments, 1);
+      this.$el.trigger(eventName, args);
+      return this;
+    },
+
+    register: function (strategies) {
+      Array.prototype.push.apply(this.strategies, strategies);
+    },
+
+    // Insert the value into adapter view. It is called when the dropdown is clicked
+    // or selected.
+    //
+    // value    - The selected element of the array callbacked from search func.
+    // strategy - The Strategy object.
+    select: function (value, strategy) {
+      this.adapter.select(value, strategy);
+      this.fire('change').fire('textComplete:select', value, strategy);
+      this.adapter.focus();
+    },
+
+    // Private properties
+    // ------------------
+
+    _clearAtNext: true,
+    _term:        null,
+
+    // Private methods
+    // ---------------
+
+    // Parse the given text and extract the first matching strategy.
+    //
+    // Returns an array including the strategy, the query term and the match
+    // object if the text matches an strategy; otherwise returns an empty array.
+    _extractSearchQuery: function (text) {
+      for (var i = 0; i < this.strategies.length; i++) {
+        var strategy = this.strategies[i];
+        var context = strategy.context(text);
+        if (context || context === '') {
+          if (isString(context)) { text = context; }
+            var cursor = editor.getCursor();
+            text = editor.getLine(cursor.line).slice(0, cursor.ch);
+          var match = text.match(strategy.match);
+          if (match) { return [strategy, match[strategy.index], match]; }
+        }
+      }
+      return []
+    },
+
+    // Call the search method of selected strategy..
+    _search: lock(function (free, strategy, term, match) {
+      var self = this;
+      strategy.search(term, function (data, stillSearching) {
+        if (!self.dropdown.shown) {
+          self.dropdown.activate();
+          self.dropdown.setPosition(self.adapter.getCaretPosition());
+        }
+        if (self._clearAtNext) {
+          // The first callback in the current lock.
+          self.dropdown.clear();
+          self._clearAtNext = false;
+        }
+        self.dropdown.render(self._zip(data, strategy));
+        if (!stillSearching) {
+          // The last callback in the current lock.
+          free();
+          self._clearAtNext = true; // Call dropdown.clear at the next time.
+        }
+      }, match);
+    }),
+
+    // Build a parameter for Dropdown#render.
+    //
+    // Examples
+    //
+    //  this._zip(['a', 'b'], 's');
+    //  //=> [{ value: 'a', strategy: 's' }, { value: 'b', strategy: 's' }]
+    _zip: function (data, strategy) {
+      return $.map(data, function (value) {
+        return { value: value, strategy: strategy };
+      });
+    }
+  });
+
+  $.fn.textcomplete.Completer = Completer;
+}(jQuery);
+
++function ($) {
+  'use strict';
+
+  var include = function (zippedData, datum) {
+    var i, elem;
+    var idProperty = datum.strategy.idProperty
+    for (i = 0; i < zippedData.length; i++) {
+      elem = zippedData[i];
+      if (elem.strategy !== datum.strategy) continue;
+      if (idProperty) {
+        if (elem.value[idProperty] === datum.value[idProperty]) return true;
+      } else {
+        if (elem.value === datum.value) return true;
+      }
+    }
+    return false;
+  };
+
+  var dropdownViews = {};
+  $(document).on('click', function (e) {
+    var id = e.originalEvent && e.originalEvent.keepTextCompleteDropdown;
+    $.each(dropdownViews, function (key, view) {
+      if (key !== id) { view.deactivate(); }
+    });
+  });
+
+  // Dropdown view
+  // =============
+
+  // Construct Dropdown object.
+  //
+  // element - Textarea or contenteditable element.
+  function Dropdown(element, completer, option) {
+    this.$el       = Dropdown.findOrCreateElement(option);
+    this.completer = completer;
+    this.id        = completer.id + 'dropdown';
+    this._data     = []; // zipped data.
+    this.$inputEl  = $(element);
+    this.option    = option;
+
+    // Override setPosition method.
+    if (option.listPosition) { this.setPosition = option.listPosition; }
+    if (option.height) { this.$el.height(option.height); }
+    var self = this;
+    $.each(['maxCount', 'placement', 'footer', 'header', 'className'], function (_i, name) {
+      if (option[name] != null) { self[name] = option[name]; }
+    });
+    this._bindEvents(element);
+    dropdownViews[this.id] = this;
+  }
+
+  $.extend(Dropdown, {
+    // Class methods
+    // -------------
+
+    findOrCreateElement: function (option) {
+      var $parent = option.appendTo;
+      if (!($parent instanceof $)) { $parent = $($parent); }
+      var $el = $parent.children('.dropdown-menu')
+      if (!$el.length) {
+        $el = $('<ul class="dropdown-menu"></ul>').css({
+          display: 'none',
+          left: 0,
+          position: 'absolute',
+          zIndex: option.zIndex
+        }).appendTo($parent);
+      }
+      return $el;
+    }
+  });
+
+  $.extend(Dropdown.prototype, {
+    // Public properties
+    // -----------------
+
+    $el:       null,  // jQuery object of ul.dropdown-menu element.
+    $inputEl:  null,  // jQuery object of target textarea.
+    completer: null,
+    footer:    null,
+    header:    null,
+    id:        null,
+    maxCount:  10,
+    placement: '',
+    shown:     false,
+    data:      [],     // Shown zipped data.
+    className: '',
+
+    // Public methods
+    // --------------
+
+    destroy: function () {
+      // Don't remove $el because it may be shared by several textcompletes.
+      this.deactivate();
+
+      this.$el.off('.' + this.id);
+      this.$inputEl.off('.' + this.id);
+      this.clear();
+      this.$el = this.$inputEl = this.completer = null;
+      delete dropdownViews[this.id]
+    },
+
+    render: function (zippedData) {
+      var contentsHtml = this._buildContents(zippedData);
+      var unzippedData = $.map(this.data, function (d) { return d.value; });
+      if (this.data.length) {
+        this._renderHeader(unzippedData);
+        this._renderFooter(unzippedData);
+        if (contentsHtml) {
+          this._renderContents(contentsHtml);
+          this._activateIndexedItem();
+        }
+        this._setScroll();
+      } else if (this.shown) {
+        this.deactivate();
+      }
+    },
+
+    setPosition: function (position) {
+      this.$el.css(this._applyPlacement(position));
+
+      // Make the dropdown fixed if the input is also fixed
+      // This can't be done during init, as textcomplete may be used on multiple elements on the same page
+      // Because the same dropdown is reused behind the scenes, we need to recheck every time the dropdown is showed
+      var position = 'absolute';
+      // Check if input or one of its parents has positioning we need to care about
+      this.$inputEl.add(this.$inputEl.parents()).each(function() {
+        if($(this).css('position') === 'absolute') // The element has absolute positioning, so it's all OK
+          return false;
+        if($(this).css('position') === 'fixed') {
+          position = 'fixed';
+          return false;
+        }
+      });
+      this.$el.css({ position: position }); // Update positioning
+
+      return this;
+    },
+
+    clear: function () {
+      this.$el.html('');
+      this.data = [];
+      this._index = 0;
+      this._$header = this._$footer = null;
+    },
+
+    activate: function () {
+      if (!this.shown) {
+        this.clear();
+        this.$el.show();
+        if (this.className) { this.$el.addClass(this.className); }
+        this.completer.fire('textComplete:show');
+        this.shown = true;
+      }
+      return this;
+    },
+
+    deactivate: function () {
+      if (this.shown) {
+        this.$el.hide();
+        if (this.className) { this.$el.removeClass(this.className); }
+        this.completer.fire('textComplete:hide');
+        this.shown = false;
+      }
+      return this;
+    },
+
+    isUp: function (e) {
+      return e.keyCode === 38 || (e.ctrlKey && e.keyCode === 80);  // UP, Ctrl-P
+    },
+
+    isDown: function (e) {
+      return e.keyCode === 40 || (e.ctrlKey && e.keyCode === 78);  // DOWN, Ctrl-N
+    },
+
+    isEnter: function (e) {
+      var modifiers = e.ctrlKey || e.altKey || e.metaKey || e.shiftKey;
+      return !modifiers && (e.keyCode === 13 || e.keyCode === 9 || (this.option.completeOnSpace === true && e.keyCode === 32))  // ENTER, TAB
+    },
+
+    isPageup: function (e) {
+      return e.keyCode === 33;  // PAGEUP
+    },
+
+    isPagedown: function (e) {
+      return e.keyCode === 34;  // PAGEDOWN
+    },
+
+    isEscape: function (e) {
+      return e.keyCode === 27;  // ESCAPE
+    },
+
+    // Private properties
+    // ------------------
+
+    _data:    null,  // Currently shown zipped data.
+    _index:   null,
+    _$header: null,
+    _$footer: null,
+
+    // Private methods
+    // ---------------
+
+    _bindEvents: function () {
+      this.$el.on('touchstart.' + this.id, '.textcomplete-item', $.proxy(this._onClick, this));
+      this.$el.on('mousedown.' + this.id, '.textcomplete-item', $.proxy(this._onClick, this));
+      this.$el.on('mouseover.' + this.id, '.textcomplete-item', $.proxy(this._onMouseover, this));
+      this.$inputEl.on('keydown.' + this.id, $.proxy(this._onKeydown, this));
+    },
+
+    _onClick: function (e) {
+      var $el = $(e.target);
+      e.stopPropagation();
+      e.preventDefault();
+      e.originalEvent.keepTextCompleteDropdown = this.id;
+      if (!$el.hasClass('textcomplete-item')) {
+        $el = $el.closest('.textcomplete-item');
+      }
+      var datum = this.data[parseInt($el.data('index'), 10)];
+      this.completer.select(datum.value, datum.strategy);
+      var self = this;
+      // Deactive at next tick to allow other event handlers to know whether
+      // the dropdown has been shown or not.
+      setTimeout(function () { self.deactivate(); }, 0);
+    },
+
+    // Activate hovered item.
+    _onMouseover: function (e) {
+      var $el = $(e.target);
+      e.preventDefault();
+      if (!$el.hasClass('textcomplete-item')) {
+        $el = $el.closest('.textcomplete-item');
+      }
+      this._index = parseInt($el.data('index'), 10);
+      this._activateIndexedItem();
+    },
+
+    _onKeydown: function (e) {
+      if (!this.shown) { return; }
+      if (this.isUp(e)) {
+        e.preventDefault();
+        this._up();
+      } else if (this.isDown(e)) {
+        e.preventDefault();
+        this._down();
+      } else if (this.isEnter(e)) {
+        e.preventDefault();
+        this._enter();
+      } else if (this.isPageup(e)) {
+        e.preventDefault();
+        this._pageup();
+      } else if (this.isPagedown(e)) {
+        e.preventDefault();
+        this._pagedown();
+      } else if (this.isEscape(e)) {
+        e.preventDefault();
+        this.deactivate();
+      }
+    },
+
+    _up: function () {
+      if (this._index === 0) {
+        this._index = this.data.length - 1;
+      } else {
+        this._index -= 1;
+      }
+      this._activateIndexedItem();
+      this._setScroll();
+    },
+
+    _down: function () {
+      if (this._index === this.data.length - 1) {
+        this._index = 0;
+      } else {
+        this._index += 1;
+      }
+      this._activateIndexedItem();
+      this._setScroll();
+    },
+
+    _enter: function () {
+      var datum = this.data[parseInt(this._getActiveElement().data('index'), 10)];
+      this.completer.select(datum.value, datum.strategy);
+      this.deactivate();
+    },
+
+    _pageup: function () {
+      var target = 0;
+      var threshold = this._getActiveElement().position().top - this.$el.innerHeight();
+      this.$el.children().each(function (i) {
+        if ($(this).position().top + $(this).outerHeight() > threshold) {
+          target = i;
+          return false;
+        }
+      });
+      this._index = target;
+      this._activateIndexedItem();
+      this._setScroll();
+    },
+
+    _pagedown: function () {
+      var target = this.data.length - 1;
+      var threshold = this._getActiveElement().position().top + this.$el.innerHeight();
+      this.$el.children().each(function (i) {
+        if ($(this).position().top > threshold) {
+          target = i;
+          return false
+        }
+      });
+      this._index = target;
+      this._activateIndexedItem();
+      this._setScroll();
+    },
+
+    _activateIndexedItem: function () {
+      this.$el.find('.textcomplete-item.active').removeClass('active');
+      this._getActiveElement().addClass('active');
+    },
+
+    _getActiveElement: function () {
+      return this.$el.children('.textcomplete-item:nth(' + this._index + ')');
+    },
+
+    _setScroll: function () {
+      var $activeEl = this._getActiveElement();
+      var itemTop = $activeEl.position().top;
+      var itemHeight = $activeEl.outerHeight();
+      var visibleHeight = this.$el.innerHeight();
+      var visibleTop = this.$el.scrollTop();
+      if (this._index === 0 || this._index == this.data.length - 1 || itemTop < 0) {
+        this.$el.scrollTop(itemTop + visibleTop);
+      } else if (itemTop + itemHeight > visibleHeight) {
+        this.$el.scrollTop(itemTop + itemHeight + visibleTop - visibleHeight);
+      }
+    },
+
+    _buildContents: function (zippedData) {
+      var datum, i, index;
+      var item = [];
+      var html = '';
+          for (i = 0; i < zippedData.length; i++) {
+            if (this.data.length === this.maxCount) break;
+            datum = zippedData[i];
+            if (include(this.data, datum)) { continue; }
+            index = this.data.length;
+            this.data.push(datum);
+            item.push(datum.strategy.template(datum.value));
+          }
+        if(typeof upSideDown != 'undefined' && upSideDown) {
+          for (i = item.length - 1; i >= 0; i--) {
+              html += '<li class="textcomplete-item" data-index="' + i + '"><a>';
+            html += item[i];
+            html += '</a></li>';
+          }
+            this._index = this.data.length - 1;
+        } else {
+            for (i = 0; i < item.length; i++) {
+                html += '<li class="textcomplete-item" data-index="' + i + '"><a>';
+            html += item[i];
+            html += '</a></li>';
+            }
+        }
+      return html;
+    },
+
+    _renderHeader: function (unzippedData) {
+      if (this.header) {
+        if (!this._$header) {
+          this._$header = $('<li class="textcomplete-header"></li>').prependTo(this.$el);
+        }
+        var html = $.isFunction(this.header) ? this.header(unzippedData) : this.header;
+        this._$header.html(html);
+      }
+    },
+
+    _renderFooter: function (unzippedData) {
+      if (this.footer) {
+        if (!this._$footer) {
+          this._$footer = $('<li class="textcomplete-footer"></li>').appendTo(this.$el);
+        }
+        var html = $.isFunction(this.footer) ? this.footer(unzippedData) : this.footer;
+        this._$footer.html(html);
+      }
+    },
+
+    _renderContents: function (html) {
+      if (this._$footer) {
+        this._$footer.before(html);
+      } else {
+        this.$el.append(html);
+      }
+    },
+
+    _applyPlacement: function (position) {
+      // If the 'placement' option set to 'top', move the position above the element.
+      if (this.placement.indexOf('top') !== -1) {
+        // Overwrite the position object to set the 'bottom' property instead of the top.
+        position = {
+          top: 'auto',
+          bottom: this.$el.parent().height() - position.top + position.lineHeight,
+          left: position.left
+        };
+      } else {
+        position.bottom = 'auto';
+        delete position.lineHeight;
+      }
+      if (this.placement.indexOf('absleft') !== -1) {
+        position.left = 0;
+      } else if (this.placement.indexOf('absright') !== -1) {
+        position.right = 0;
+        position.left = 'auto';
+      }
+      return position;
+    }
+  });
+
+  $.fn.textcomplete.Dropdown = Dropdown;
+}(jQuery);
+
++function ($) {
+  'use strict';
+
+  // Memoize a search function.
+  var memoize = function (func) {
+    var memo = {};
+    return function (term, callback) {
+      if (memo[term]) {
+        callback(memo[term]);
+      } else {
+        func.call(this, term, function (data) {
+          memo[term] = (memo[term] || []).concat(data);
+          callback.apply(null, arguments);
+        });
+      }
+    };
+  };
+
+  function Strategy(options) {
+    $.extend(this, options);
+    if (this.cache) { this.search = memoize(this.search); }
+  }
+
+  Strategy.parse = function (optionsArray) {
+    return $.map(optionsArray, function (options) {
+      return new Strategy(options);
+    });
+  };
+
+  $.extend(Strategy.prototype, {
+    // Public properties
+    // -----------------
+
+    // Required
+    match:      null,
+    replace:    null,
+    search:     null,
+
+    // Optional
+    cache:      false,
+    context:    function () { return true; },
+    index:      2,
+    template:   function (obj) { return obj; },
+    idProperty: null
+  });
+
+  $.fn.textcomplete.Strategy = Strategy;
+
+}(jQuery);
+
++function ($) {
+  'use strict';
+
+  var now = Date.now || function () { return new Date().getTime(); };
+
+  // Returns a function, that, as long as it continues to be invoked, will not
+  // be triggered. The function will be called after it stops being called for
+  // `wait` msec.
+  //
+  // This utility function was originally implemented at Underscore.js.
+  var debounce = function (func, wait) {
+    var timeout, args, context, timestamp, result;
+    var later = function () {
+      var last = now() - timestamp;
+      if (last < wait) {
+        timeout = setTimeout(later, wait - last);
+      } else {
+        timeout = null;
+        result = func.apply(context, args);
+        context = args = null;
+      }
+    };
+
+    return function () {
+      context = this;
+      args = arguments;
+      timestamp = now();
+      if (!timeout) {
+        timeout = setTimeout(later, wait);
+      }
+      return result;
+    };
+  };
+
+  function Adapter () {}
+
+  $.extend(Adapter.prototype, {
+    // Public properties
+    // -----------------
+
+    id:        null, // Identity.
+    completer: null, // Completer object which creates it.
+    el:        null, // Textarea element.
+    $el:       null, // jQuery object of the textarea.
+    option:    null,
+
+    // Public methods
+    // --------------
+
+    initialize: function (element, completer, option) {
+      this.el        = element;
+      this.$el       = $(element);
+      this.id        = completer.id + this.constructor.name;
+      this.completer = completer;
+      this.option    = option;
+
+      if (this.option.debounce) {
+        this._onKeyup = debounce(this._onKeyup, this.option.debounce);
+      }
+
+      this._bindEvents();
+    },
+
+    destroy: function () {
+      this.$el.off('.' + this.id); // Remove all event handlers.
+      this.$el = this.el = this.completer = null;
+    },
+
+    // Update the element with the given value and strategy.
+    //
+    // value    - The selected object. It is one of the item of the array
+    //            which was callbacked from the search function.
+    // strategy - The Strategy associated with the selected value.
+    select: function (/* value, strategy */) {
+      throw new Error('Not implemented');
+    },
+
+    // Returns the caret's relative coordinates from body's left top corner.
+    //
+    // FIXME: Calculate the left top corner of `this.option.appendTo` element.
+    getCaretPosition: function () {
+      //var position = this._getCaretRelativePosition();
+      //var offset = this.$el.offset();
+      //var offset = $('.CodeMirror-cursor').offset();
+      var position = $('.CodeMirror-cursor').position();
+      var menu = $('.cursor-menu .dropdown-menu');
+      var offsetLeft = parseFloat(menu.attr('data-offset-left'));
+      var offsetTop = parseFloat(menu.attr('data-offset-top'));
+      position.left += offsetLeft;
+      position.top += offsetTop;
+      return position;
+    },
+
+    // Focus on the element.
+    focus: function () {
+      this.$el.focus();
+    },
+
+    // Private methods
+    // ---------------
+
+    _bindEvents: function () {
+      this.$el.on('keyup.' + this.id, $.proxy(this._onKeyup, this));
+    },
+
+    _onKeyup: function (e) {
+      if (this._skipSearch(e)) { return; }
+      this.completer.trigger(this.getTextFromHeadToCaret(), true);
+    },
+
+    // Suppress searching if it returns true.
+    _skipSearch: function (clickEvent) {
+      switch (clickEvent.keyCode) {
+        case 13: // ENTER
+        case 40: // DOWN
+        case 38: // UP
+          return true;
+      }
+      if (clickEvent.ctrlKey) switch (clickEvent.keyCode) {
+        case 78: // Ctrl-N
+        case 80: // Ctrl-P
+          return true;
+      }
+    }
+  });
+
+  $.fn.textcomplete.Adapter = Adapter;
+}(jQuery);
+
++function ($) {
+  'use strict';
+
+  // Textarea adapter
+  // ================
+  //
+  // Managing a textarea. It doesn't know a Dropdown.
+  function Textarea(element, completer, option) {
+    this.initialize(element, completer, option);
+  }
+
+  Textarea.DIV_PROPERTIES = {
+    left: -9999,
+    position: 'absolute',
+    top: 0,
+    whiteSpace: 'pre-wrap'
+  }
+
+  Textarea.COPY_PROPERTIES = [
+    'border-width', 'font-family', 'font-size', 'font-style', 'font-variant',
+    'font-weight', 'height', 'letter-spacing', 'word-spacing', 'line-height',
+    'text-decoration', 'text-align', 'width', 'padding-top', 'padding-right',
+    'padding-bottom', 'padding-left', 'margin-top', 'margin-right',
+    'margin-bottom', 'margin-left', 'border-style', 'box-sizing', 'tab-size'
+  ];
+
+  $.extend(Textarea.prototype, $.fn.textcomplete.Adapter.prototype, {
+    // Public methods
+    // --------------
+
+    // Update the textarea with the given value and strategy.
+    select: function (value, strategy) {
+        /*
+      var pre = this.getTextFromHeadToCaret();
+      var post = this.el.value.substring(this.el.selectionEnd);
+      var newSubstr = strategy.replace(value);
+      if ($.isArray(newSubstr)) {
+        post = newSubstr[1] + post;
+        newSubstr = newSubstr[0];
+      }
+      pre = pre.replace(strategy.match, newSubstr);
+      this.$el.val(pre + post);
+      this.el.selectionStart = this.el.selectionEnd = pre.length;
+      */
+        var cursor = editor.getCursor();
+        var pre = editor.getLine(cursor.line).slice(0, cursor.ch);
+        var match = pre.match(strategy.match);
+        if (!match) return;
+        pre = match[0];
+        var newSubstr = strategy.replace(value);
+        newSubstr = pre.replace(strategy.match, newSubstr);
+        editor.replaceRange(newSubstr, {line:cursor.line, ch:match.index}, {line:cursor.line, ch:match.index + match[0].length}, "+input");
+        if(strategy.done)
+            strategy.done();
+    },
+
+    // Private methods
+    // ---------------
+
+    // Returns the caret's relative coordinates from textarea's left top corner.
+    //
+    // Browser native API does not provide the way to know the position of
+    // caret in pixels, so that here we use a kind of hack to accomplish
+    // the aim. First of all it puts a dummy div element and completely copies
+    // the textarea's style to the element, then it inserts the text and a
+    // span element into the textarea.
+    // Consequently, the span element's position is the thing what we want.
+    _getCaretRelativePosition: function () {
+      var dummyDiv = $('<div></div>').css(this._copyCss())
+        .text(this.getTextFromHeadToCaret());
+      var span = $('<span></span>').text('.').appendTo(dummyDiv);
+      this.$el.before(dummyDiv);
+      var position = span.position();
+      position.top += span.height() - this.$el.scrollTop();
+      position.lineHeight = span.height();
+      dummyDiv.remove();
+      return position;
+    },
+
+    _copyCss: function () {
+      return $.extend({
+        // Set 'scroll' if a scrollbar is being shown; otherwise 'auto'.
+        overflow: this.el.scrollHeight > this.el.offsetHeight ? 'scroll' : 'auto'
+      }, Textarea.DIV_PROPERTIES, this._getStyles());
+    },
+
+    _getStyles: (function ($) {
+      var color = $('<div></div>').css(['color']).color;
+      if (typeof color !== 'undefined') {
+        return function () {
+          return this.$el.css(Textarea.COPY_PROPERTIES);
+        };
+      } else { // jQuery < 1.8
+        return function () {
+          var $el = this.$el;
+          var styles = {};
+          $.each(Textarea.COPY_PROPERTIES, function (i, property) {
+            styles[property] = $el.css(property);
+          });
+          return styles;
+        };
+      }
+    })($),
+
+    getTextFromHeadToCaret: function () {
+      return this.el.value.substring(0, this.el.selectionEnd);
+    }
+  });
+
+  $.fn.textcomplete.Textarea = Textarea;
+}(jQuery);
+
++function ($) {
+  'use strict';
+
+  var sentinelChar = '吶';
+
+  function IETextarea(element, completer, option) {
+    this.initialize(element, completer, option);
+    $('<span>' + sentinelChar + '</span>').css({
+      position: 'absolute',
+      top: -9999,
+      left: -9999
+    }).insertBefore(element);
+  }
+
+  $.extend(IETextarea.prototype, $.fn.textcomplete.Textarea.prototype, {
+    // Public methods
+    // --------------
+
+    select: function (value, strategy) {
+      var pre = this.getTextFromHeadToCaret();
+      var post = this.el.value.substring(pre.length);
+      var newSubstr = strategy.replace(value);
+      if ($.isArray(newSubstr)) {
+        post = newSubstr[1] + post;
+        newSubstr = newSubstr[0];
+      }
+      pre = pre.replace(strategy.match, newSubstr);
+      this.$el.val(pre + post);
+      this.el.focus();
+      var range = this.el.createTextRange();
+      range.collapse(true);
+      range.moveEnd('character', pre.length);
+      range.moveStart('character', pre.length);
+      range.select();
+    },
+
+    getTextFromHeadToCaret: function () {
+      this.el.focus();
+      var range = document.selection.createRange();
+      range.moveStart('character', -this.el.value.length);
+      var arr = range.text.split(sentinelChar)
+      return arr.length === 1 ? arr[0] : arr[1];
+    }
+  });
+
+  $.fn.textcomplete.IETextarea = IETextarea;
+}(jQuery);
+
+// NOTE: TextComplete plugin has contenteditable support but it does not work
+//       fine especially on old IEs.
+//       Any pull requests are REALLY welcome.
+
++function ($) {
+  'use strict';
+
+  // ContentEditable adapter
+  // =======================
+  //
+  // Adapter for contenteditable elements.
+  function ContentEditable (element, completer, option) {
+    this.initialize(element, completer, option);
+  }
+
+  $.extend(ContentEditable.prototype, $.fn.textcomplete.Adapter.prototype, {
+    // Public methods
+    // --------------
+
+    // Update the content with the given value and strategy.
+    // When an dropdown item is selected, it is executed.
+    select: function (value, strategy) {
+      var pre = this.getTextFromHeadToCaret();
+      var sel = window.getSelection()
+      var range = sel.getRangeAt(0);
+      var selection = range.cloneRange();
+      selection.selectNodeContents(range.startContainer);
+      var content = selection.toString();
+      var post = content.substring(range.startOffset);
+      var newSubstr = strategy.replace(value);
+      if ($.isArray(newSubstr)) {
+        post = newSubstr[1] + post;
+        newSubstr = newSubstr[0];
+      }
+      pre = pre.replace(strategy.match, newSubstr);
+      range.selectNodeContents(range.startContainer);
+      range.deleteContents();
+      var node = document.createTextNode(pre + post);
+      range.insertNode(node);
+      range.setStart(node, pre.length);
+      range.collapse(true);
+      sel.removeAllRanges();
+      sel.addRange(range);
+    },
+
+    // Private methods
+    // ---------------
+
+    // Returns the caret's relative position from the contenteditable's
+    // left top corner.
+    //
+    // Examples
+    //
+    //   this._getCaretRelativePosition()
+    //   //=> { top: 18, left: 200, lineHeight: 16 }
+    //
+    // Dropdown's position will be decided using the result.
+    _getCaretRelativePosition: function () {
+      var range = window.getSelection().getRangeAt(0).cloneRange();
+      var node = document.createElement('span');
+      range.insertNode(node);
+      range.selectNodeContents(node);
+      range.deleteContents();
+      var $node = $(node);
+      var position = $node.offset();
+      position.left -= this.$el.offset().left;
+      position.top += $node.height() - this.$el.offset().top;
+      position.lineHeight = $node.height();
+      $node.remove();
+      var dir = this.$el.attr('dir') || this.$el.css('direction');
+      if (dir === 'rtl') { position.left -= this.listView.$el.width(); }
+      return position;
+    },
+
+    // Returns the string between the first character and the caret.
+    // Completer will be triggered with the result for start autocompleting.
+    //
+    // Example
+    //
+    //   // Suppose the html is '<b>hello</b> wor|ld' and | is the caret.
+    //   this.getTextFromHeadToCaret()
+    //   // => ' wor'  // not '<b>hello</b> wor'
+    getTextFromHeadToCaret: function () {
+      var range = window.getSelection().getRangeAt(0);
+      var selection = range.cloneRange();
+      selection.selectNodeContents(range.startContainer);
+      return selection.toString().substring(0, range.startOffset);
+    }
+  });
+
+  $.fn.textcomplete.ContentEditable = ContentEditable;
+}(jQuery);
diff --git a/public/vendor/jquery-textcomplete/jquery.textcomplete.min.js b/public/vendor/jquery-textcomplete/jquery.textcomplete.min.js
new file mode 100755
index 00000000..97299f07
--- /dev/null
+++ b/public/vendor/jquery-textcomplete/jquery.textcomplete.min.js
@@ -0,0 +1,4 @@
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+/*
+//@ sourceMappingURL=dist/jquery.textcomplete.min.map
+*/
\ No newline at end of file
diff --git a/public/vendor/jquery-textcomplete/jquery.textcomplete.min.map b/public/vendor/jquery-textcomplete/jquery.textcomplete.min.map
new file mode 100755
index 00000000..bd3086ae
--- /dev/null
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diff --git a/public/vendor/lodash.min.js b/public/vendor/lodash.min.js
new file mode 100644
index 00000000..4d6e9ff0
--- /dev/null
+++ b/public/vendor/lodash.min.js
@@ -0,0 +1,98 @@
+/**
+ * @license
+ * lodash 3.9.3 (Custom Build) lodash.com/license | Underscore.js 1.8.3 underscorejs.org/LICENSE
+ * Build: `lodash modern -o ./lodash.js`
+ */
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+return s&&e&&typeof c=="function"&&1!=c.length&&(a=s=false),a=a&&!l,u&&!o?a?n.call(f):r.call(Nn,this.value()):s?(f=n.apply(a?f:new Bn(this),i),u||!l&&!f.__actions__||(f.__actions__||(f.__actions__=[])).push({func:Qr,args:[t],thisArg:Nn}),new zn(f,o)):this.thru(t)}}}),Kn("concat join pop push replace shift sort splice split unshift".split(" "),function(n){var t=(/^(?:replace|split)$/.test(n)?Qe:Xe)[n],r=/^(?:push|sort|unshift)$/.test(n)?"tap":"thru",e=/^(?:join|pop|replace|shift)$/.test(n);Nn.prototype[n]=function(){
+var n=arguments;return e&&!this.__chain__?t.apply(this.value(),n):this[r](function(r){return t.apply(r,n)})}}),vt(Bn.prototype,function(n,t){var r=Nn[t];if(r){var e=r.name;(Lu[e]||(Lu[e]=[])).push({name:t,func:r})}}),Lu[sr(null,x).name]=[{name:"wrapper",func:null}],Bn.prototype.clone=function(){var n=this.__actions__,t=this.__iteratees__,r=this.__views__,e=new Bn(this.__wrapped__);return e.__actions__=n?Dn(n):null,e.__dir__=this.__dir__,e.__filtered__=this.__filtered__,e.__iteratees__=t?Dn(t):null,
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+t=Ou(t,i+a);break;case"takeRight":i=ku(i,t-a)}}t={start:i,end:t},u=t.start,i=t.end,t=i-u,u=e?i:u-1,i=Ou(t,this.__takeCount__),f=(o=this.__iteratees__)?o.length:0,l=0,a=[];n:for(;t--&&l<i;){for(var u=u+r,c=-1,s=n[u];++c<f;){var p=o[c],h=p.iteratee,_=p.type;if(_==U){if(p.done&&(e?u>p.index:u<p.index)&&(p.count=0,p.done=false),p.index=u,!(p.done||(_=p.limit,p.done=-1<_?p.count++>=_:!h(s))))continue n}else if(p=h(s),_==F)s=p;else if(!p){if(_==$)continue n;break n}}a[l++]=s}return a},Nn.prototype.chain=function(){
+return Hr(this)},Nn.prototype.commit=function(){return new zn(this.value(),this.__chain__)},Nn.prototype.plant=function(n){for(var t,r=this;r instanceof Ln;){var e=Mr(r);t?u.__wrapped__=e:t=e;var u=e,r=r.__wrapped__}return u.__wrapped__=n,t},Nn.prototype.reverse=function(){var n=this.__wrapped__;return n instanceof Bn?(this.__actions__.length&&(n=new Bn(this)),new zn(n.reverse(),this.__chain__)):this.thru(function(n){return n.reverse()})},Nn.prototype.toString=function(){return this.value()+""},Nn.prototype.run=Nn.prototype.toJSON=Nn.prototype.valueOf=Nn.prototype.value=function(){
+return Lt(this.__wrapped__,this.__actions__)},Nn.prototype.collect=Nn.prototype.map,Nn.prototype.head=Nn.prototype.first,Nn.prototype.select=Nn.prototype.filter,Nn.prototype.tail=Nn.prototype.rest,Nn}var m,w="3.9.3",b=1,x=2,A=4,j=8,k=16,O=32,R=64,I=128,E=256,C=30,W="...",S=150,T=16,U=0,$=1,F=2,N="Expected a function",L="__lodash_placeholder__",z="[object Arguments]",B="[object Array]",M="[object Boolean]",P="[object Date]",q="[object Error]",D="[object Function]",K="[object Number]",V="[object Object]",Y="[object RegExp]",Z="[object String]",G="[object ArrayBuffer]",J="[object Float32Array]",X="[object Float64Array]",H="[object Int8Array]",Q="[object Int16Array]",nn="[object Int32Array]",tn="[object Uint8Array]",rn="[object Uint8ClampedArray]",en="[object Uint16Array]",un="[object Uint32Array]",on=/\b__p\+='';/g,fn=/\b(__p\+=)''\+/g,ln=/(__e\(.*?\)|\b__t\))\+'';/g,an=/&(?:amp|lt|gt|quot|#39|#96);/g,cn=/[&<>"'`]/g,sn=RegExp(an.source),pn=RegExp(cn.source),hn=/<%-([\s\S]+?)%>/g,_n=/<%([\s\S]+?)%>/g,vn=/<%=([\s\S]+?)%>/g,gn=/\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\n\\]|\\.)*?\1)\]/,yn=/^\w*$/,dn=/[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\n\\]|\\.)*?)\2)\]/g,mn=/[.*+?^${}()|[\]\/\\]/g,wn=RegExp(mn.source),bn=/[\u0300-\u036f\ufe20-\ufe23]/g,xn=/\\(\\)?/g,An=/\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g,jn=/\w*$/,kn=/^0[xX]/,On=/^\[object .+?Constructor\]$/,Rn=/^\d+$/,In=/[\xc0-\xd6\xd8-\xde\xdf-\xf6\xf8-\xff]/g,En=/($^)/,Cn=/['\n\r\u2028\u2029\\]/g,Wn=RegExp("[A-Z\\xc0-\\xd6\\xd8-\\xde]+(?=[A-Z\\xc0-\\xd6\\xd8-\\xde][a-z\\xdf-\\xf6\\xf8-\\xff]+)|[A-Z\\xc0-\\xd6\\xd8-\\xde]?[a-z\\xdf-\\xf6\\xf8-\\xff]+|[A-Z\\xc0-\\xd6\\xd8-\\xde]+|[0-9]+","g"),Sn=" \t\x0b\f\xa0\ufeff\n\r\u2028\u2029\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u202f\u205f\u3000",Tn="Array ArrayBuffer Date Error Float32Array Float64Array Function Int8Array Int16Array Int32Array Math Number Object RegExp Set String _ clearTimeout document isFinite parseFloat parseInt setTimeout TypeError Uint8Array Uint8ClampedArray Uint16Array Uint32Array WeakMap window".split(" "),Un={};
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+"\xe0":"a","\xe1":"a","\xe2":"a","\xe3":"a","\xe4":"a","\xe5":"a","\xc7":"C","\xe7":"c","\xd0":"D","\xf0":"d","\xc8":"E","\xc9":"E","\xca":"E","\xcb":"E","\xe8":"e","\xe9":"e","\xea":"e","\xeb":"e","\xcc":"I","\xcd":"I","\xce":"I","\xcf":"I","\xec":"i","\xed":"i","\xee":"i","\xef":"i","\xd1":"N","\xf1":"n","\xd2":"O","\xd3":"O","\xd4":"O","\xd5":"O","\xd6":"O","\xd8":"O","\xf2":"o","\xf3":"o","\xf4":"o","\xf5":"o","\xf6":"o","\xf8":"o","\xd9":"U","\xda":"U","\xdb":"U","\xdc":"U","\xf9":"u","\xfa":"u",
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+typeof define=="function"&&typeof define.amd=="object"&&define.amd?(Yn._=Zn, define(function(){return Zn})):Pn&&qn?Vn?(qn.exports=Zn)._=Zn:Pn._=Zn:Yn._=Zn}).call(this);
\ No newline at end of file
diff --git a/public/vendor/visibility-1.2.1.min.js b/public/vendor/visibility-1.2.1.min.js
new file mode 100644
index 00000000..3733ccd0
--- /dev/null
+++ b/public/vendor/visibility-1.2.1.min.js
@@ -0,0 +1 @@
+!function(e){"use strict";var i=-1,t={onVisible:function(e){var i=t.isSupported();if(!i||!t.hidden())return e(),i;var n=t.change(function(){t.hidden()||(t.unbind(n),e())});return n},change:function(e){if(!t.isSupported())return!1;i+=1;var n=i;return t._callbacks[n]=e,t._listen(),n},unbind:function(e){delete t._callbacks[e]},afterPrerendering:function(e){var i=t.isSupported(),n="prerender";if(!i||n!=t.state())return e(),i;var r=t.change(function(i,d){n!=d&&(t.unbind(r),e())});return r},hidden:function(){return!(!t._doc.hidden&&!t._doc.webkitHidden)},state:function(){return t._doc.visibilityState||t._doc.webkitVisibilityState||"visible"},isSupported:function(){return!(!t._doc.visibilityState&&!t._doc.webkitVisibilityState)},_doc:document||{},_callbacks:{},_change:function(e){var i=t.state();for(var n in t._callbacks)t._callbacks[n].call(t._doc,e,i)},_listen:function(){if(!t._init){var e="visibilitychange";t._doc.webkitVisibilityState&&(e="webkit"+e);var i=function(){t._change.apply(t,arguments)};t._doc.addEventListener?t._doc.addEventListener(e,i):t._doc.attachEvent(e,i),t._init=!0}}};"undefined"!=typeof module&&module.exports?module.exports=t:e.Visibility=t}(this),function(e){"use strict";var i=-1,t=function(t){return t.every=function(e,n,r){t._time(),r||(r=n,n=null),i+=1;var d=i;return t._timers[d]={visible:e,hidden:n,callback:r},t._run(d,!1),t.isSupported()&&t._listen(),d},t.stop=function(e){return t._timers[e]?(t._stop(e),delete t._timers[e],!0):!1},t._timers={},t._time=function(){t._timed||(t._timed=!0,t._wasHidden=t.hidden(),t.change(function(){t._stopRun(),t._wasHidden=t.hidden()}))},t._run=function(i,n){var r,d=t._timers[i];if(t.hidden()){if(null===d.hidden)return;r=d.hidden}else r=d.visible;var a=function(){d.last=new Date,d.callback.call(e)};if(n){var o=new Date,u=o-d.last;r>u?d.delay=setTimeout(function(){a(),d.id=setInterval(a,r)},r-u):(a(),d.id=setInterval(a,r))}else d.id=setInterval(a,r)},t._stop=function(e){var i=t._timers[e];clearInterval(i.id),clearTimeout(i.delay),delete i.id,delete i.delay},t._stopRun=function(){var e=t.hidden(),i=t._wasHidden;if(e&&!i||!e&&i)for(var n in t._timers)t._stop(n),t._run(n,!e)},t};"undefined"!=typeof module&&module.exports?module.exports=t(require("./visibility.core")):t(e.Visibility)}(window);
\ No newline at end of file
diff --git a/public/views/foot.ejs b/public/views/foot.ejs
index 502a5edf..8ef3cc21 100644
--- a/public/views/foot.ejs
+++ b/public/views/foot.ejs
@@ -1,6 +1,8 @@
 <script src="/vendor/spin.min.js" defer></script>
 <script src="/vendor/jquery-1.11.2.min.js" defer></script>
 <script src="/vendor/bootstrap/js/bootstrap.min.js" defer></script>
+<script src="/vendor/greensock-js/TweenMax.min.js" defer></script>
+<script src="/vendor/greensock-js/jquery.gsap.min.js" defer></script>
 <!--codemirror-->
 <script src="/vendor/codemirror/codemirror.min.js" defer></script>
 <script src="/vendor/inlineAttachment/inline-attachment.js" defer></script>
@@ -17,12 +19,16 @@
 <script src="/vendor/emojify/js/emojify.js" defer></script>
 <script src="/vendor/to-markdown.js" defer></script>
 <script src="/vendor/raphael-min.js" defer></script>
-<script src="/vendor/underscore-min.js" defer></script>
+<script src="/vendor/lodash.min.js" defer></script>
 <script src="/vendor/sequence-diagrams/sequence-diagram-min.js" defer></script>
 <script src="/vendor/flowchart/flowchart-1.4.0.min.js" defer></script>
 <script src="/vendor/FileSaver.min.js" defer></script>
 <script src="/vendor/store.min.js" defer></script>
 <script src="/vendor/url.min.js" defer></script>
+<script src="/vendor/jquery-textcomplete/jquery.textcomplete.js" defer></script>
+<script src="/vendor/idle.js" defer></script>
+<script src="/vendor/visibility-1.2.1.min.js" defer></script>
+<script src="/vendor/list.min.js" defer></script>
 <script type="text/javascript" src="https://www.dropbox.com/static/api/2/dropins.js" id="dropboxjs" data-app-key="rdoizrlnkuha23r" async defer></script>
 <script type="text/x-mathjax-config">
     MathJax.Hub.Config({ messageStyle: "none", skipStartupTypeset: true ,tex2jax: {inlineMath: [['$','$'], ['\\(','\\)']], processEscapes: true }});
diff --git a/public/views/head.ejs b/public/views/head.ejs
index b47fe730..cb48e291 100644
--- a/public/views/head.ejs
+++ b/public/views/head.ejs
@@ -20,7 +20,7 @@
 <link rel="stylesheet" href="/css/github-extract.css">
 <link rel="stylesheet" href="/css/gist.css">
 <link rel="stylesheet" href="/vendor/highlight-js/github.min.css">
-<link rel="stylesheet" href="/vendor/emojify/css/emojify.min.css" />
+<link rel="stylesheet" href="/vendor/emojify/css/emojify.min.css">
 <link rel="stylesheet" href="/css/markdown.css">
 <link rel="stylesheet" href="/css/index.css">
 <link rel="stylesheet" href="/css/extra.css">
diff --git a/public/views/header.ejs b/public/views/header.ejs
index 99e71adf..b8f5074e 100644
--- a/public/views/header.ejs
+++ b/public/views/header.ejs
@@ -1,4 +1,4 @@
-<nav class="hidden-print navbar navbar-default navbar-fixed-top">
+<nav class="hidden-print navbar navbar-default navbar-fixed-top unselectable">
     <!-- Brand and toggle get grouped for better mobile display -->
     <div class="navbar-header">
         <h4 class="pull-right" style="margin-top: 17px; color: #777;">
@@ -7,9 +7,11 @@
             <div class="visible-md">&nbsp;</div>
             <div class="visible-lg">&nbsp;</div>
         </h4>
-        <div class="nav-mobile nav-status visible-xs">
-            <div class="ui-short-status"><span class="label label-danger"><i class="fa fa-plug"></i></span>
-            </div>
+        <div class="nav-mobile nav-status visible-xs" id="short-online-user-list">
+            <a class="ui-short-status" data-target="#" data-toggle="dropdown"><span class="label label-danger"><i class="fa fa-plug"></i> </span>
+            </a>
+            <ul class="dropdown-menu list" role="menu" aria-labelledby="menu">
+            </ul>
         </div>
         <a class="navbar-brand" href="./"><i class="fa fa-file-text"></i> HackMD</a>
         <div class="nav-mobile pull-right visible-xs">
@@ -62,44 +64,44 @@
             </a>
         </ul>
         <ul class="nav navbar-nav navbar-right">
-            <li>
-                <a>
-                    <div class="ui-status">
-                        <span class="label label-danger"><i class="fa fa-plug"></i> OFFLINE</span>
-                    </div>
+            <li id="online-user-list">
+                <a class="ui-status" data-target="#" data-toggle="dropdown">
+                    <span class="label label-danger"><i class="fa fa-plug"></i> OFFLINE</span>
                 </a>
+                <ul class="dropdown-menu list" role="menu" aria-labelledby="menu" style="right: 15px;width: 200px;">
+                </ul>
             </li>
         </ul>
-        <div class="navbar-form navbar-right" style="padding:0;">
-            <a href="./new" target="_blank" class="btn btn-link ui-new">
-                <i class="fa fa-plus"></i> New
-            </a>
-            <a href="#" target="_blank" class="btn btn-link ui-pretty">
-                <i class="fa fa-share-alt"></i> Share
-            </a>
-            <span>
-                <a class="btn btn-link" data-target="#" data-toggle="dropdown">
-                    Save <i class="fa fa-caret-down"></i>
+        <ul class="nav navbar-nav navbar-right" style="padding:0;">
+            <li>
+                <a href="./new" target="_blank" class="ui-new">
+                    <i class="fa fa-plus"></i> New
                 </a>
-                <ul class="dropdown-menu" role="menu" aria-labelledby="menu" style="right: 230px;">
+            </li>
+            <li>
+                <a href="#" target="_blank" class="ui-pretty">
+                    <i class="fa fa-share-alt"></i> Share
+                </a>
+            </li>
+            <li>
+                <a data-target="#" data-toggle="dropdown">
+                    Menu <i class="fa fa-caret-down"></i>
+                </a>
+                <ul class="dropdown-menu" role="menu" aria-labelledby="menu">
+                    <li class="dropdown-header">Save</li>
                     <li role="presentation"><a role="menuitem" class="ui-save-dropbox" tabindex="-1" href="#" target="_self"><i class="fa fa-dropbox fa-fw"></i> Dropbox</a>
                     </li>
                     <li role="presentation"><a role="menuitem" class="ui-download-markdown" tabindex="-1" href="#" target="_self"><i class="fa fa-file-text fa-fw"></i> Markdown</a>
                     </li>
-                </ul>
-            </span>
-            <span>
-                <a class="btn btn-link" data-target="#" data-toggle="dropdown">
-                    Import <i class="fa fa-caret-down"></i>
-                </a>
-                <ul class="dropdown-menu" role="menu" aria-labelledby="menu" style="right: 150px;">
+                    <li class="divider"></li>
+                    <li class="dropdown-header">Import</li>
                     <li role="presentation"><a role="menuitem" class="ui-import-dropbox" tabindex="-1" href="#" target="_self"><i class="fa fa-dropbox fa-fw"></i> Dropbox</a>
                     </li>
                     <li role="presentation"><a role="menuitem" class="ui-import-clipboard" href="#" data-toggle="modal" data-target="#clipboardModal"><i class="fa fa-clipboard fa-fw"></i> Clipboard</a>
                     </li>
                 </ul>
-            </span>
-        </div>
+            </li>
+        </ul>
     </div>
 </nav>
 <div class="ui-spinner"></div>
\ No newline at end of file
diff --git a/public/views/pretty.ejs b/public/views/pretty.ejs
index 9e039b29..690c7604 100644
--- a/public/views/pretty.ejs
+++ b/public/views/pretty.ejs
@@ -38,7 +38,7 @@
 <script src="<%- url %>/vendor/highlight-js/highlight.min.js" defer></script>
 <script src="<%- url %>/vendor/emojify/js/emojify.min.js" defer></script>
 <script src="<%- url %>/vendor/raphael-min.js" defer></script>
-<script src="<%- url %>/vendor/underscore-min.js" defer></script>
+<script src="<%- url %>/vendor/lodash.min.js" defer></script>
 <script src="<%- url %>/vendor/sequence-diagrams/sequence-diagram-min.js" defer></script>
 <script src="<%- url %>/vendor/flowchart/flowchart-1.4.0.min.js" defer></script>
 <script type="text/x-mathjax-config">
diff --git a/run.sh b/run.sh
index b1e4f9a7..07c14622 100644
--- a/run.sh
+++ b/run.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 forever stop hackmd
 DATABASE_URL='change this' \
 MONGOLAB_URI='change this' \