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authorBoHong Li2017-03-13 02:09:52 +0800
committerBoHong Li2017-03-13 02:09:52 +0800
commitbefa89be8b69ed1b951099828c5dbc7e550d4c68 (patch)
tree835b840c390029c596756a59abc919bf17d14b54 /lib/models
parent747da6772d339329ed130f5a0dbc896be5391ef8 (diff)
parent5bc642d02e8955b200bb21cf30e863fdf0c53765 (diff)
Merge branch 'use_javascript_standard_style'
Introduce JavaScript Standard Style Signed-off-by: BoHong Li <a60814billy@gmail.com>
Diffstat (limited to '')
-rw-r--r--lib/models/author.js74
-rw-r--r--lib/models/index.js68
-rw-r--r--lib/models/note.js1011
-rw-r--r--lib/models/revision.js580
-rw-r--r--lib/models/temp.js32
-rw-r--r--lib/models/user.js278
6 files changed, 1010 insertions, 1033 deletions
diff --git a/lib/models/author.js b/lib/models/author.js
index 0b0f149d..5e39c347 100644
--- a/lib/models/author.js
+++ b/lib/models/author.js
@@ -1,43 +1,37 @@
-"use strict";
-
// external modules
-var Sequelize = require("sequelize");
-
-// core
-var logger = require("../logger.js");
+var Sequelize = require('sequelize')
module.exports = function (sequelize, DataTypes) {
- var Author = sequelize.define("Author", {
- id: {
- type: Sequelize.INTEGER,
- primaryKey: true,
- autoIncrement: true
- },
- color: {
- type: DataTypes.STRING
- }
- }, {
- indexes: [
- {
- unique: true,
- fields: ['noteId', 'userId']
- }
- ],
- classMethods: {
- associate: function (models) {
- Author.belongsTo(models.Note, {
- foreignKey: "noteId",
- as: "note",
- constraints: false
- });
- Author.belongsTo(models.User, {
- foreignKey: "userId",
- as: "user",
- constraints: false
- });
- }
- }
- });
-
- return Author;
-}; \ No newline at end of file
+ var Author = sequelize.define('Author', {
+ id: {
+ type: Sequelize.INTEGER,
+ primaryKey: true,
+ autoIncrement: true
+ },
+ color: {
+ type: DataTypes.STRING
+ }
+ }, {
+ indexes: [
+ {
+ unique: true,
+ fields: ['noteId', 'userId']
+ }
+ ],
+ classMethods: {
+ associate: function (models) {
+ Author.belongsTo(models.Note, {
+ foreignKey: 'noteId',
+ as: 'note',
+ constraints: false
+ })
+ Author.belongsTo(models.User, {
+ foreignKey: 'userId',
+ as: 'user',
+ constraints: false
+ })
+ }
+ }
+ })
+ return Author
+}
diff --git a/lib/models/index.js b/lib/models/index.js
index e83956e5..96babc2a 100644
--- a/lib/models/index.js
+++ b/lib/models/index.js
@@ -1,57 +1,55 @@
-"use strict";
-
// external modules
-var fs = require("fs");
-var path = require("path");
-var Sequelize = require("sequelize");
+var fs = require('fs')
+var path = require('path')
+var Sequelize = require('sequelize')
// core
-var config = require('../config.js');
-var logger = require("../logger.js");
+var config = require('../config.js')
+var logger = require('../logger.js')
-var dbconfig = config.db;
-dbconfig.logging = config.debug ? logger.info : false;
+var dbconfig = config.db
+dbconfig.logging = config.debug ? logger.info : false
-var sequelize = null;
+var sequelize = null
// Heroku specific
-if (config.dburl)
- sequelize = new Sequelize(config.dburl, dbconfig);
-else
- sequelize = new Sequelize(dbconfig.database, dbconfig.username, dbconfig.password, dbconfig);
+if (config.dburl) {
+ sequelize = new Sequelize(config.dburl, dbconfig)
+} else {
+ sequelize = new Sequelize(dbconfig.database, dbconfig.username, dbconfig.password, dbconfig)
+}
// [Postgres] Handling NULL bytes
// https://github.com/sequelize/sequelize/issues/6485
-function stripNullByte(value) {
- return value ? value.replace(/\u0000/g, "") : value;
+function stripNullByte (value) {
+ return value ? value.replace(/\u0000/g, '') : value
}
-sequelize.stripNullByte = stripNullByte;
+sequelize.stripNullByte = stripNullByte
-function processData(data, _default, process) {
- if (data === undefined) return data;
- else return data === null ? _default : (process ? process(data) : data);
+function processData (data, _default, process) {
+ if (data === undefined) return data
+ else return data === null ? _default : (process ? process(data) : data)
}
-sequelize.processData = processData;
+sequelize.processData = processData
-var db = {};
+var db = {}
-fs
- .readdirSync(__dirname)
+fs.readdirSync(__dirname)
.filter(function (file) {
- return (file.indexOf(".") !== 0) && (file !== "index.js");
+ return (file.indexOf('.') !== 0) && (file !== 'index.js')
})
.forEach(function (file) {
- var model = sequelize.import(path.join(__dirname, file));
- db[model.name] = model;
- });
+ var model = sequelize.import(path.join(__dirname, file))
+ db[model.name] = model
+ })
Object.keys(db).forEach(function (modelName) {
- if ("associate" in db[modelName]) {
- db[modelName].associate(db);
- }
-});
+ if ('associate' in db[modelName]) {
+ db[modelName].associate(db)
+ }
+})
-db.sequelize = sequelize;
-db.Sequelize = Sequelize;
+db.sequelize = sequelize
+db.Sequelize = Sequelize
-module.exports = db;
+module.exports = db
diff --git a/lib/models/note.js b/lib/models/note.js
index 8b38d3f9..bef9ee21 100644
--- a/lib/models/note.js
+++ b/lib/models/note.js
@@ -1,535 +1,524 @@
-"use strict";
-
// external modules
-var fs = require('fs');
-var path = require('path');
-var LZString = require('lz-string');
-var md = require('markdown-it')();
-var metaMarked = require('meta-marked');
-var cheerio = require('cheerio');
-var shortId = require('shortid');
-var Sequelize = require("sequelize");
-var async = require('async');
-var moment = require('moment');
-var DiffMatchPatch = require('diff-match-patch');
-var dmp = new DiffMatchPatch();
-var S = require('string');
+var fs = require('fs')
+var path = require('path')
+var LZString = require('lz-string')
+var md = require('markdown-it')()
+var metaMarked = require('meta-marked')
+var cheerio = require('cheerio')
+var shortId = require('shortid')
+var Sequelize = require('sequelize')
+var async = require('async')
+var moment = require('moment')
+var DiffMatchPatch = require('diff-match-patch')
+var dmp = new DiffMatchPatch()
+var S = require('string')
// core
-var config = require("../config.js");
-var logger = require("../logger.js");
+var config = require('../config.js')
+var logger = require('../logger.js')
-//ot
-var ot = require("../ot/index.js");
+// ot
+var ot = require('../ot/index.js')
// permission types
-var permissionTypes = ["freely", "editable", "limited", "locked", "protected", "private"];
+var permissionTypes = ['freely', 'editable', 'limited', 'locked', 'protected', 'private']
module.exports = function (sequelize, DataTypes) {
- var Note = sequelize.define("Note", {
- id: {
- type: DataTypes.UUID,
- primaryKey: true,
- defaultValue: Sequelize.UUIDV4
- },
- shortid: {
- type: DataTypes.STRING,
- unique: true,
- allowNull: false,
- defaultValue: shortId.generate
- },
- alias: {
- type: DataTypes.STRING,
- unique: true
- },
- permission: {
- type: DataTypes.ENUM,
- values: permissionTypes
- },
- viewcount: {
- type: DataTypes.INTEGER,
- allowNull: false,
- defaultValue: 0
- },
- title: {
- type: DataTypes.TEXT,
- get: function () {
- return sequelize.processData(this.getDataValue('title'), "");
- },
- set: function (value) {
- this.setDataValue('title', sequelize.stripNullByte(value));
- }
- },
- content: {
- type: DataTypes.TEXT,
- get: function () {
- return sequelize.processData(this.getDataValue('content'), "");
- },
- set: function (value) {
- this.setDataValue('content', sequelize.stripNullByte(value));
- }
- },
- authorship: {
- type: DataTypes.TEXT,
- get: function () {
- return sequelize.processData(this.getDataValue('authorship'), [], JSON.parse);
- },
- set: function (value) {
- this.setDataValue('authorship', JSON.stringify(value));
- }
- },
- lastchangeAt: {
- type: DataTypes.DATE
- },
- savedAt: {
- type: DataTypes.DATE
+ var Note = sequelize.define('Note', {
+ id: {
+ type: DataTypes.UUID,
+ primaryKey: true,
+ defaultValue: Sequelize.UUIDV4
+ },
+ shortid: {
+ type: DataTypes.STRING,
+ unique: true,
+ allowNull: false,
+ defaultValue: shortId.generate
+ },
+ alias: {
+ type: DataTypes.STRING,
+ unique: true
+ },
+ permission: {
+ type: DataTypes.ENUM,
+ values: permissionTypes
+ },
+ viewcount: {
+ type: DataTypes.INTEGER,
+ allowNull: false,
+ defaultValue: 0
+ },
+ title: {
+ type: DataTypes.TEXT,
+ get: function () {
+ return sequelize.processData(this.getDataValue('title'), '')
+ },
+ set: function (value) {
+ this.setDataValue('title', sequelize.stripNullByte(value))
+ }
+ },
+ content: {
+ type: DataTypes.TEXT,
+ get: function () {
+ return sequelize.processData(this.getDataValue('content'), '')
+ },
+ set: function (value) {
+ this.setDataValue('content', sequelize.stripNullByte(value))
+ }
+ },
+ authorship: {
+ type: DataTypes.TEXT,
+ get: function () {
+ return sequelize.processData(this.getDataValue('authorship'), [], JSON.parse)
+ },
+ set: function (value) {
+ this.setDataValue('authorship', JSON.stringify(value))
+ }
+ },
+ lastchangeAt: {
+ type: DataTypes.DATE
+ },
+ savedAt: {
+ type: DataTypes.DATE
+ }
+ }, {
+ paranoid: true,
+ classMethods: {
+ associate: function (models) {
+ Note.belongsTo(models.User, {
+ foreignKey: 'ownerId',
+ as: 'owner',
+ constraints: false
+ })
+ Note.belongsTo(models.User, {
+ foreignKey: 'lastchangeuserId',
+ as: 'lastchangeuser',
+ constraints: false
+ })
+ Note.hasMany(models.Revision, {
+ foreignKey: 'noteId',
+ constraints: false
+ })
+ Note.hasMany(models.Author, {
+ foreignKey: 'noteId',
+ as: 'authors',
+ constraints: false
+ })
+ },
+ checkFileExist: function (filePath) {
+ try {
+ return fs.statSync(filePath).isFile()
+ } catch (err) {
+ return false
}
- }, {
- paranoid: true,
- classMethods: {
- associate: function (models) {
- Note.belongsTo(models.User, {
- foreignKey: "ownerId",
- as: "owner",
- constraints: false
- });
- Note.belongsTo(models.User, {
- foreignKey: "lastchangeuserId",
- as: "lastchangeuser",
- constraints: false
- });
- Note.hasMany(models.Revision, {
- foreignKey: "noteId",
- constraints: false
- });
- Note.hasMany(models.Author, {
- foreignKey: "noteId",
- as: "authors",
- constraints: false
- });
- },
- checkFileExist: function (filePath) {
- try {
- return fs.statSync(filePath).isFile();
- } catch (err) {
- return false;
- }
- },
- checkNoteIdValid: function (id) {
- var uuidRegex = /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i;
- var result = id.match(uuidRegex);
- if (result && result.length == 1)
- return true;
- else
- return false;
- },
- parseNoteId: function (noteId, callback) {
- async.series({
- parseNoteIdByAlias: function (_callback) {
- // try to parse note id by alias (e.g. doc)
- Note.findOne({
- where: {
- alias: noteId
- }
+ },
+ checkNoteIdValid: function (id) {
+ var uuidRegex = /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i
+ var result = id.match(uuidRegex)
+ if (result && result.length === 1) { return true } else { return false }
+ },
+ parseNoteId: function (noteId, callback) {
+ async.series({
+ parseNoteIdByAlias: function (_callback) {
+ // try to parse note id by alias (e.g. doc)
+ Note.findOne({
+ where: {
+ alias: noteId
+ }
+ }).then(function (note) {
+ if (note) {
+ let filePath = path.join(config.docspath, noteId + '.md')
+ if (Note.checkFileExist(filePath)) {
+ // if doc in filesystem have newer modified time than last change time
+ // then will update the doc in db
+ var fsModifiedTime = moment(fs.statSync(filePath).mtime)
+ var dbModifiedTime = moment(note.lastchangeAt || note.createdAt)
+ var body = fs.readFileSync(filePath, 'utf8')
+ var contentLength = body.length
+ var title = Note.parseNoteTitle(body)
+ if (fsModifiedTime.isAfter(dbModifiedTime) && note.content !== body) {
+ note.update({
+ title: title,
+ content: body,
+ lastchangeAt: fsModifiedTime
+ }).then(function (note) {
+ sequelize.models.Revision.saveNoteRevision(note, function (err, revision) {
+ if (err) return _callback(err, null)
+ // update authorship on after making revision of docs
+ var patch = dmp.patch_fromText(revision.patch)
+ var operations = Note.transformPatchToOperations(patch, contentLength)
+ var authorship = note.authorship
+ for (let i = 0; i < operations.length; i++) {
+ authorship = Note.updateAuthorshipByOperation(operations[i], null, authorship)
+ }
+ note.update({
+ authorship: JSON.stringify(authorship)
}).then(function (note) {
- if (note) {
- var filePath = path.join(config.docspath, noteId + '.md');
- if (Note.checkFileExist(filePath)) {
- // if doc in filesystem have newer modified time than last change time
- // then will update the doc in db
- var fsModifiedTime = moment(fs.statSync(filePath).mtime);
- var dbModifiedTime = moment(note.lastchangeAt || note.createdAt);
- var body = fs.readFileSync(filePath, 'utf8');
- var contentLength = body.length;
- var title = Note.parseNoteTitle(body);
- if (fsModifiedTime.isAfter(dbModifiedTime) && note.content !== body) {
- note.update({
- title: title,
- content: body,
- lastchangeAt: fsModifiedTime
- }).then(function (note) {
- sequelize.models.Revision.saveNoteRevision(note, function (err, revision) {
- if (err) return _callback(err, null);
- // update authorship on after making revision of docs
- var patch = dmp.patch_fromText(revision.patch);
- var operations = Note.transformPatchToOperations(patch, contentLength);
- var authorship = note.authorship;
- for (var i = 0; i < operations.length; i++) {
- authorship = Note.updateAuthorshipByOperation(operations[i], null, authorship);
- }
- note.update({
- authorship: JSON.stringify(authorship)
- }).then(function (note) {
- return callback(null, note.id);
- }).catch(function (err) {
- return _callback(err, null);
- });
- });
- }).catch(function (err) {
- return _callback(err, null);
- });
- } else {
- return callback(null, note.id);
- }
- } else {
- return callback(null, note.id);
- }
- } else {
- var filePath = path.join(config.docspath, noteId + '.md');
- if (Note.checkFileExist(filePath)) {
- Note.create({
- alias: noteId,
- owner: null,
- permission: 'locked'
- }).then(function (note) {
- return callback(null, note.id);
- }).catch(function (err) {
- return _callback(err, null);
- });
- } else {
- return _callback(null, null);
- }
- }
+ return callback(null, note.id)
}).catch(function (err) {
- return _callback(err, null);
- });
- },
- parseNoteIdByLZString: function (_callback) {
- // try to parse note id by LZString Base64
- try {
- var id = LZString.decompressFromBase64(noteId);
- if (id && Note.checkNoteIdValid(id))
- return callback(null, id);
- else
- return _callback(null, null);
- } catch (err) {
- return _callback(err, null);
- }
- },
- parseNoteIdByShortId: function (_callback) {
- // try to parse note id by shortId
- try {
- if (shortId.isValid(noteId)) {
- Note.findOne({
- where: {
- shortid: noteId
- }
- }).then(function (note) {
- if (!note) return _callback(null, null);
- return callback(null, note.id);
- }).catch(function (err) {
- return _callback(err, null);
- });
- } else {
- return _callback(null, null);
- }
- } catch (err) {
- return _callback(err, null);
- }
- }
- }, function (err, result) {
- if (err) {
- logger.error(err);
- return callback(err, null);
- }
- return callback(null, null);
- });
- },
- parseNoteInfo: function (body) {
- var parsed = Note.extractMeta(body);
- var $ = cheerio.load(md.render(parsed.markdown));
- return {
- title: Note.extractNoteTitle(parsed.meta, $),
- tags: Note.extractNoteTags(parsed.meta, $)
- };
- },
- parseNoteTitle: function (body) {
- var parsed = Note.extractMeta(body);
- var $ = cheerio.load(md.render(parsed.markdown));
- return Note.extractNoteTitle(parsed.meta, $);
- },
- extractNoteTitle: function (meta, $) {
- var title = "";
- if (meta.title && (typeof meta.title == "string" || typeof meta.title == "number")) {
- title = meta.title;
+ return _callback(err, null)
+ })
+ })
+ }).catch(function (err) {
+ return _callback(err, null)
+ })
+ } else {
+ return callback(null, note.id)
+ }
} else {
- var h1s = $("h1");
- if (h1s.length > 0 && h1s.first().text().split('\n').length == 1)
- title = S(h1s.first().text()).stripTags().s;
+ return callback(null, note.id)
}
- if (!title) title = "Untitled";
- return title;
- },
- generateDescription: function (markdown) {
- return markdown.substr(0, 100).replace(/(?:\r\n|\r|\n)/g, ' ');
- },
- decodeTitle: function (title) {
- return title ? title : 'Untitled';
- },
- generateWebTitle: function (title) {
- title = !title || title == "Untitled" ? "HackMD - Collaborative markdown notes" : title + " - HackMD";
- return title;
- },
- extractNoteTags: function (meta, $) {
- var tags = [];
- var rawtags = [];
- if (meta.tags && (typeof meta.tags == "string" || typeof meta.tags == "number")) {
- var metaTags = ('' + meta.tags).split(',');
- for (var i = 0; i < metaTags.length; i++) {
- var text = metaTags[i].trim();
- if (text) rawtags.push(text);
- }
+ } else {
+ var filePath = path.join(config.docspath, noteId + '.md')
+ if (Note.checkFileExist(filePath)) {
+ Note.create({
+ alias: noteId,
+ owner: null,
+ permission: 'locked'
+ }).then(function (note) {
+ return callback(null, note.id)
+ }).catch(function (err) {
+ return _callback(err, null)
+ })
} else {
- var h6s = $("h6");
- h6s.each(function (key, value) {
- if (/^tags/gmi.test($(value).text())) {
- var codes = $(value).find("code");
- for (var i = 0; i < codes.length; i++) {
- var text = S($(codes[i]).text().trim()).stripTags().s;
- if (text) rawtags.push(text);
- }
- }
- });
- }
- for (var i = 0; i < rawtags.length; i++) {
- var found = false;
- for (var j = 0; j < tags.length; j++) {
- if (tags[j] == rawtags[i]) {
- found = true;
- break;
- }
- }
- if (!found)
- tags.push(rawtags[i]);
- }
- return tags;
- },
- extractMeta: function (content) {
- try {
- var obj = metaMarked(content);
- if (!obj.markdown) obj.markdown = "";
- if (!obj.meta) obj.meta = {};
- } catch (err) {
- var obj = {
- markdown: content,
- meta: {}
- };
- }
- return obj;
- },
- parseMeta: function (meta) {
- var _meta = {};
- if (meta) {
- if (meta.title && (typeof meta.title == "string" || typeof meta.title == "number"))
- _meta.title = meta.title;
- if (meta.description && (typeof meta.description == "string" || typeof meta.description == "number"))
- _meta.description = meta.description;
- if (meta.robots && (typeof meta.robots == "string" || typeof meta.robots == "number"))
- _meta.robots = meta.robots;
- if (meta.GA && (typeof meta.GA == "string" || typeof meta.GA == "number"))
- _meta.GA = meta.GA;
- if (meta.disqus && (typeof meta.disqus == "string" || typeof meta.disqus == "number"))
- _meta.disqus = meta.disqus;
- if (meta.slideOptions && (typeof meta.slideOptions == "object"))
- _meta.slideOptions = meta.slideOptions;
+ return _callback(null, null)
}
- return _meta;
- },
- updateAuthorshipByOperation: function (operation, userId, authorships) {
- var index = 0;
- var timestamp = Date.now();
- for (var i = 0; i < operation.length; i++) {
- var op = operation[i];
- if (ot.TextOperation.isRetain(op)) {
- index += op;
- } else if (ot.TextOperation.isInsert(op)) {
- var opStart = index;
- var opEnd = index + op.length;
- var inserted = false;
- // authorship format: [userId, startPos, endPos, createdAt, updatedAt]
- if (authorships.length <= 0) authorships.push([userId, opStart, opEnd, timestamp, timestamp]);
- else {
- for (var j = 0; j < authorships.length; j++) {
- var authorship = authorships[j];
- if (!inserted) {
- var nextAuthorship = authorships[j + 1] || -1;
- if (nextAuthorship != -1 && nextAuthorship[1] >= opEnd || j >= authorships.length - 1) {
- if (authorship[1] < opStart && authorship[2] > opStart) {
- // divide
- var postLength = authorship[2] - opStart;
- authorship[2] = opStart;
- authorship[4] = timestamp;
- authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp]);
- authorships.splice(j + 2, 0, [authorship[0], opEnd, opEnd + postLength, authorship[3], timestamp]);
- j += 2;
- inserted = true;
- } else if (authorship[1] >= opStart) {
- authorships.splice(j, 0, [userId, opStart, opEnd, timestamp, timestamp]);
- j += 1;
- inserted = true;
- } else if (authorship[2] <= opStart) {
- authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp]);
- j += 1;
- inserted = true;
- }
- }
- }
- if (authorship[1] >= opStart) {
- authorship[1] += op.length;
- authorship[2] += op.length;
- }
- }
- }
- index += op.length;
- } else if (ot.TextOperation.isDelete(op)) {
- var opStart = index;
- var opEnd = index - op;
- if (operation.length == 1) {
- authorships = [];
- } else if (authorships.length > 0) {
- for (var j = 0; j < authorships.length; j++) {
- var authorship = authorships[j];
- if (authorship[1] >= opStart && authorship[1] <= opEnd && authorship[2] >= opStart && authorship[2] <= opEnd) {
- authorships.splice(j, 1);
- j -= 1;
- } else if (authorship[1] < opStart && authorship[1] < opEnd && authorship[2] > opStart && authorship[2] > opEnd) {
- authorship[2] += op;
- authorship[4] = timestamp;
- } else if (authorship[2] >= opStart && authorship[2] <= opEnd) {
- authorship[2] = opStart;
- authorship[4] = timestamp;
- } else if (authorship[1] >= opStart && authorship[1] <= opEnd) {
- authorship[1] = opEnd;
- authorship[4] = timestamp;
- }
- if (authorship[1] >= opEnd) {
- authorship[1] += op;
- authorship[2] += op;
- }
- }
- }
- index += op;
- }
- }
- // merge
- for (var j = 0; j < authorships.length; j++) {
- var authorship = authorships[j];
- for (var k = j + 1; k < authorships.length; k++) {
- var nextAuthorship = authorships[k];
- if (nextAuthorship && authorship[0] === nextAuthorship[0] && authorship[2] === nextAuthorship[1]) {
- var minTimestamp = Math.min(authorship[3], nextAuthorship[3]);
- var maxTimestamp = Math.max(authorship[3], nextAuthorship[3]);
- authorships.splice(j, 1, [authorship[0], authorship[1], nextAuthorship[2], minTimestamp, maxTimestamp]);
- authorships.splice(k, 1);
- j -= 1;
- break;
- }
- }
- }
- // clear
- for (var j = 0; j < authorships.length; j++) {
- var authorship = authorships[j];
- if (!authorship[0]) {
- authorships.splice(j, 1);
- j -= 1;
+ }
+ }).catch(function (err) {
+ return _callback(err, null)
+ })
+ },
+ parseNoteIdByLZString: function (_callback) {
+ // try to parse note id by LZString Base64
+ try {
+ var id = LZString.decompressFromBase64(noteId)
+ if (id && Note.checkNoteIdValid(id)) { return callback(null, id) } else { return _callback(null, null) }
+ } catch (err) {
+ return _callback(err, null)
+ }
+ },
+ parseNoteIdByShortId: function (_callback) {
+ // try to parse note id by shortId
+ try {
+ if (shortId.isValid(noteId)) {
+ Note.findOne({
+ where: {
+ shortid: noteId
+ }
+ }).then(function (note) {
+ if (!note) return _callback(null, null)
+ return callback(null, note.id)
+ }).catch(function (err) {
+ return _callback(err, null)
+ })
+ } else {
+ return _callback(null, null)
+ }
+ } catch (err) {
+ return _callback(err, null)
+ }
+ }
+ }, function (err, result) {
+ if (err) {
+ logger.error(err)
+ return callback(err, null)
+ }
+ return callback(null, null)
+ })
+ },
+ parseNoteInfo: function (body) {
+ var parsed = Note.extractMeta(body)
+ var $ = cheerio.load(md.render(parsed.markdown))
+ return {
+ title: Note.extractNoteTitle(parsed.meta, $),
+ tags: Note.extractNoteTags(parsed.meta, $)
+ }
+ },
+ parseNoteTitle: function (body) {
+ var parsed = Note.extractMeta(body)
+ var $ = cheerio.load(md.render(parsed.markdown))
+ return Note.extractNoteTitle(parsed.meta, $)
+ },
+ extractNoteTitle: function (meta, $) {
+ var title = ''
+ if (meta.title && (typeof meta.title === 'string' || typeof meta.title === 'number')) {
+ title = meta.title
+ } else {
+ var h1s = $('h1')
+ if (h1s.length > 0 && h1s.first().text().split('\n').length === 1) { title = S(h1s.first().text()).stripTags().s }
+ }
+ if (!title) title = 'Untitled'
+ return title
+ },
+ generateDescription: function (markdown) {
+ return markdown.substr(0, 100).replace(/(?:\r\n|\r|\n)/g, ' ')
+ },
+ decodeTitle: function (title) {
+ return title || 'Untitled'
+ },
+ generateWebTitle: function (title) {
+ title = !title || title === 'Untitled' ? 'HackMD - Collaborative markdown notes' : title + ' - HackMD'
+ return title
+ },
+ extractNoteTags: function (meta, $) {
+ var tags = []
+ var rawtags = []
+ if (meta.tags && (typeof meta.tags === 'string' || typeof meta.tags === 'number')) {
+ var metaTags = ('' + meta.tags).split(',')
+ for (let i = 0; i < metaTags.length; i++) {
+ var text = metaTags[i].trim()
+ if (text) rawtags.push(text)
+ }
+ } else {
+ var h6s = $('h6')
+ h6s.each(function (key, value) {
+ if (/^tags/gmi.test($(value).text())) {
+ var codes = $(value).find('code')
+ for (let i = 0; i < codes.length; i++) {
+ var text = S($(codes[i]).text().trim()).stripTags().s
+ if (text) rawtags.push(text)
+ }
+ }
+ })
+ }
+ for (let i = 0; i < rawtags.length; i++) {
+ var found = false
+ for (let j = 0; j < tags.length; j++) {
+ if (tags[j] === rawtags[i]) {
+ found = true
+ break
+ }
+ }
+ if (!found) { tags.push(rawtags[i]) }
+ }
+ return tags
+ },
+ extractMeta: function (content) {
+ var obj = null
+ try {
+ obj = metaMarked(content)
+ if (!obj.markdown) obj.markdown = ''
+ if (!obj.meta) obj.meta = {}
+ } catch (err) {
+ obj = {
+ markdown: content,
+ meta: {}
+ }
+ }
+ return obj
+ },
+ parseMeta: function (meta) {
+ var _meta = {}
+ if (meta) {
+ if (meta.title && (typeof meta.title === 'string' || typeof meta.title === 'number')) { _meta.title = meta.title }
+ if (meta.description && (typeof meta.description === 'string' || typeof meta.description === 'number')) { _meta.description = meta.description }
+ if (meta.robots && (typeof meta.robots === 'string' || typeof meta.robots === 'number')) { _meta.robots = meta.robots }
+ if (meta.GA && (typeof meta.GA === 'string' || typeof meta.GA === 'number')) { _meta.GA = meta.GA }
+ if (meta.disqus && (typeof meta.disqus === 'string' || typeof meta.disqus === 'number')) { _meta.disqus = meta.disqus }
+ if (meta.slideOptions && (typeof meta.slideOptions === 'object')) { _meta.slideOptions = meta.slideOptions }
+ }
+ return _meta
+ },
+ updateAuthorshipByOperation: function (operation, userId, authorships) {
+ var index = 0
+ var timestamp = Date.now()
+ for (let i = 0; i < operation.length; i++) {
+ var op = operation[i]
+ if (ot.TextOperation.isRetain(op)) {
+ index += op
+ } else if (ot.TextOperation.isInsert(op)) {
+ let opStart = index
+ let opEnd = index + op.length
+ var inserted = false
+ // authorship format: [userId, startPos, endPos, createdAt, updatedAt]
+ if (authorships.length <= 0) authorships.push([userId, opStart, opEnd, timestamp, timestamp])
+ else {
+ for (let j = 0; j < authorships.length; j++) {
+ let authorship = authorships[j]
+ if (!inserted) {
+ let nextAuthorship = authorships[j + 1] || -1
+ if ((nextAuthorship !== -1 && nextAuthorship[1] >= opEnd) || j >= authorships.length - 1) {
+ if (authorship[1] < opStart && authorship[2] > opStart) {
+ // divide
+ let postLength = authorship[2] - opStart
+ authorship[2] = opStart
+ authorship[4] = timestamp
+ authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp])
+ authorships.splice(j + 2, 0, [authorship[0], opEnd, opEnd + postLength, authorship[3], timestamp])
+ j += 2
+ inserted = true
+ } else if (authorship[1] >= opStart) {
+ authorships.splice(j, 0, [userId, opStart, opEnd, timestamp, timestamp])
+ j += 1
+ inserted = true
+ } else if (authorship[2] <= opStart) {
+ authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp])
+ j += 1
+ inserted = true
}
+ }
}
- return authorships;
- },
- transformPatchToOperations: function (patch, contentLength) {
- var operations = [];
- if (patch.length > 0) {
- // calculate original content length
- for (var j = patch.length - 1; j >= 0; j--) {
- var p = patch[j];
- for (var i = 0; i < p.diffs.length; i++) {
- var diff = p.diffs[i];
- switch(diff[0]) {
- case 1: // insert
- contentLength -= diff[1].length;
- break;
- case -1: // delete
- contentLength += diff[1].length;
- break;
- }
- }
- }
- // generate operations
- var bias = 0;
- var lengthBias = 0;
- for (var j = 0; j < patch.length; j++) {
- var operation = [];
- var p = patch[j];
- var currIndex = p.start1;
- var currLength = contentLength - bias;
- for (var i = 0; i < p.diffs.length; i++) {
- var diff = p.diffs[i];
- switch(diff[0]) {
- case 0: // retain
- if (i == 0) // first
- operation.push(currIndex + diff[1].length);
- else if (i != p.diffs.length - 1) // mid
- operation.push(diff[1].length);
- else // last
- operation.push(currLength + lengthBias - currIndex);
- currIndex += diff[1].length;
- break;
- case 1: // insert
- operation.push(diff[1]);
- lengthBias += diff[1].length;
- currIndex += diff[1].length;
- break;
- case -1: // delete
- operation.push(-diff[1].length);
- bias += diff[1].length;
- currIndex += diff[1].length;
- break;
- }
- }
- operations.push(operation);
- }
+ if (authorship[1] >= opStart) {
+ authorship[1] += op.length
+ authorship[2] += op.length
}
- return operations;
+ }
}
- },
- hooks: {
- beforeCreate: function (note, options, callback) {
- // if no content specified then use default note
- if (!note.content) {
- var body = null;
- var filePath = null;
- if (!note.alias) {
- filePath = config.defaultnotepath;
- } else {
- filePath = path.join(config.docspath, note.alias + '.md');
- }
- if (Note.checkFileExist(filePath)) {
- var fsCreatedTime = moment(fs.statSync(filePath).ctime);
- body = fs.readFileSync(filePath, 'utf8');
- note.title = Note.parseNoteTitle(body);
- note.content = body;
- if (filePath !== config.defaultnotepath) {
- note.createdAt = fsCreatedTime;
- }
- }
+ index += op.length
+ } else if (ot.TextOperation.isDelete(op)) {
+ let opStart = index
+ let opEnd = index - op
+ if (operation.length === 1) {
+ authorships = []
+ } else if (authorships.length > 0) {
+ for (let j = 0; j < authorships.length; j++) {
+ let authorship = authorships[j]
+ if (authorship[1] >= opStart && authorship[1] <= opEnd && authorship[2] >= opStart && authorship[2] <= opEnd) {
+ authorships.splice(j, 1)
+ j -= 1
+ } else if (authorship[1] < opStart && authorship[1] < opEnd && authorship[2] > opStart && authorship[2] > opEnd) {
+ authorship[2] += op
+ authorship[4] = timestamp
+ } else if (authorship[2] >= opStart && authorship[2] <= opEnd) {
+ authorship[2] = opStart
+ authorship[4] = timestamp
+ } else if (authorship[1] >= opStart && authorship[1] <= opEnd) {
+ authorship[1] = opEnd
+ authorship[4] = timestamp
}
- // if no permission specified and have owner then give default permission in config, else default permission is freely
- if (!note.permission) {
- if (note.ownerId) {
- note.permission = config.defaultpermission;
- } else {
- note.permission = "freely";
- }
+ if (authorship[1] >= opEnd) {
+ authorship[1] += op
+ authorship[2] += op
}
- return callback(null, note);
- },
- afterCreate: function (note, options, callback) {
- sequelize.models.Revision.saveNoteRevision(note, function (err, revision) {
- callback(err, note);
- });
+ }
+ }
+ index += op
+ }
+ }
+ // merge
+ for (let j = 0; j < authorships.length; j++) {
+ let authorship = authorships[j]
+ for (let k = j + 1; k < authorships.length; k++) {
+ let nextAuthorship = authorships[k]
+ if (nextAuthorship && authorship[0] === nextAuthorship[0] && authorship[2] === nextAuthorship[1]) {
+ let minTimestamp = Math.min(authorship[3], nextAuthorship[3])
+ let maxTimestamp = Math.max(authorship[3], nextAuthorship[3])
+ authorships.splice(j, 1, [authorship[0], authorship[1], nextAuthorship[2], minTimestamp, maxTimestamp])
+ authorships.splice(k, 1)
+ j -= 1
+ break
+ }
+ }
+ }
+ // clear
+ for (let j = 0; j < authorships.length; j++) {
+ let authorship = authorships[j]
+ if (!authorship[0]) {
+ authorships.splice(j, 1)
+ j -= 1
+ }
+ }
+ return authorships
+ },
+ transformPatchToOperations: function (patch, contentLength) {
+ var operations = []
+ if (patch.length > 0) {
+ // calculate original content length
+ for (let j = patch.length - 1; j >= 0; j--) {
+ var p = patch[j]
+ for (let i = 0; i < p.diffs.length; i++) {
+ var diff = p.diffs[i]
+ switch (diff[0]) {
+ case 1: // insert
+ contentLength -= diff[1].length
+ break
+ case -1: // delete
+ contentLength += diff[1].length
+ break
+ }
+ }
+ }
+ // generate operations
+ var bias = 0
+ var lengthBias = 0
+ for (let j = 0; j < patch.length; j++) {
+ var operation = []
+ let p = patch[j]
+ var currIndex = p.start1
+ var currLength = contentLength - bias
+ for (let i = 0; i < p.diffs.length; i++) {
+ let diff = p.diffs[i]
+ switch (diff[0]) {
+ case 0: // retain
+ if (i === 0) {
+ // first
+ operation.push(currIndex + diff[1].length)
+ } else if (i !== p.diffs.length - 1) {
+ // mid
+ operation.push(diff[1].length)
+ } else {
+ // last
+ operation.push(currLength + lengthBias - currIndex)
+ }
+ currIndex += diff[1].length
+ break
+ case 1: // insert
+ operation.push(diff[1])
+ lengthBias += diff[1].length
+ currIndex += diff[1].length
+ break
+ case -1: // delete
+ operation.push(-diff[1].length)
+ bias += diff[1].length
+ currIndex += diff[1].length
+ break
+ }
}
+ operations.push(operation)
+ }
+ }
+ return operations
+ }
+ },
+ hooks: {
+ beforeCreate: function (note, options, callback) {
+ // if no content specified then use default note
+ if (!note.content) {
+ var body = null
+ let filePath = null
+ if (!note.alias) {
+ filePath = config.defaultnotepath
+ } else {
+ filePath = path.join(config.docspath, note.alias + '.md')
+ }
+ if (Note.checkFileExist(filePath)) {
+ var fsCreatedTime = moment(fs.statSync(filePath).ctime)
+ body = fs.readFileSync(filePath, 'utf8')
+ note.title = Note.parseNoteTitle(body)
+ note.content = body
+ if (filePath !== config.defaultnotepath) {
+ note.createdAt = fsCreatedTime
+ }
+ }
+ }
+ // if no permission specified and have owner then give default permission in config, else default permission is freely
+ if (!note.permission) {
+ if (note.ownerId) {
+ note.permission = config.defaultpermission
+ } else {
+ note.permission = 'freely'
+ }
}
- });
+ return callback(null, note)
+ },
+ afterCreate: function (note, options, callback) {
+ sequelize.models.Revision.saveNoteRevision(note, function (err, revision) {
+ callback(err, note)
+ })
+ }
+ }
+ })
- return Note;
-};
+ return Note
+}
diff --git a/lib/models/revision.js b/lib/models/revision.js
index c7360fed..d8dab30a 100644
--- a/lib/models/revision.js
+++ b/lib/models/revision.js
@@ -1,306 +1,306 @@
-"use strict";
-
// external modules
-var Sequelize = require("sequelize");
-var async = require('async');
-var moment = require('moment');
-var childProcess = require('child_process');
-var shortId = require('shortid');
+var Sequelize = require('sequelize')
+var async = require('async')
+var moment = require('moment')
+var childProcess = require('child_process')
+var shortId = require('shortid')
// core
-var config = require("../config.js");
-var logger = require("../logger.js");
+var config = require('../config.js')
+var logger = require('../logger.js')
-var dmpWorker = createDmpWorker();
-var dmpCallbackCache = {};
+var dmpWorker = createDmpWorker()
+var dmpCallbackCache = {}
-function createDmpWorker() {
- var worker = childProcess.fork("./lib/workers/dmpWorker.js", {
- stdio: 'ignore'
- });
- if (config.debug) logger.info('dmp worker process started');
- worker.on('message', function (data) {
- if (!data || !data.msg || !data.cacheKey) {
- return logger.error('dmp worker error: not enough data on message');
- }
- var cacheKey = data.cacheKey;
- switch(data.msg) {
- case 'error':
- dmpCallbackCache[cacheKey](data.error, null);
- break;
- case 'check':
- dmpCallbackCache[cacheKey](null, data.result);
- break;
- }
- delete dmpCallbackCache[cacheKey];
- });
- worker.on('close', function (code) {
- dmpWorker = null;
- if (config.debug) logger.info('dmp worker process exited with code ' + code);
- });
- return worker;
+function createDmpWorker () {
+ var worker = childProcess.fork('./lib/workers/dmpWorker.js', {
+ stdio: 'ignore'
+ })
+ if (config.debug) logger.info('dmp worker process started')
+ worker.on('message', function (data) {
+ if (!data || !data.msg || !data.cacheKey) {
+ return logger.error('dmp worker error: not enough data on message')
+ }
+ var cacheKey = data.cacheKey
+ switch (data.msg) {
+ case 'error':
+ dmpCallbackCache[cacheKey](data.error, null)
+ break
+ case 'check':
+ dmpCallbackCache[cacheKey](null, data.result)
+ break
+ }
+ delete dmpCallbackCache[cacheKey]
+ })
+ worker.on('close', function (code) {
+ dmpWorker = null
+ if (config.debug) logger.info('dmp worker process exited with code ' + code)
+ })
+ return worker
}
-function sendDmpWorker(data, callback) {
- if (!dmpWorker) dmpWorker = createDmpWorker();
- var cacheKey = Date.now() + '_' + shortId.generate();
- dmpCallbackCache[cacheKey] = callback;
- data = Object.assign(data, {
- cacheKey: cacheKey
- });
- dmpWorker.send(data);
+function sendDmpWorker (data, callback) {
+ if (!dmpWorker) dmpWorker = createDmpWorker()
+ var cacheKey = Date.now() + '_' + shortId.generate()
+ dmpCallbackCache[cacheKey] = callback
+ data = Object.assign(data, {
+ cacheKey: cacheKey
+ })
+ dmpWorker.send(data)
}
module.exports = function (sequelize, DataTypes) {
- var Revision = sequelize.define("Revision", {
- id: {
- type: DataTypes.UUID,
- primaryKey: true,
- defaultValue: Sequelize.UUIDV4
- },
- patch: {
- type: DataTypes.TEXT,
- get: function () {
- return sequelize.processData(this.getDataValue('patch'), "");
- },
- set: function (value) {
- this.setDataValue('patch', sequelize.stripNullByte(value));
- }
- },
- lastContent: {
- type: DataTypes.TEXT,
- get: function () {
- return sequelize.processData(this.getDataValue('lastContent'), "");
+ var Revision = sequelize.define('Revision', {
+ id: {
+ type: DataTypes.UUID,
+ primaryKey: true,
+ defaultValue: Sequelize.UUIDV4
+ },
+ patch: {
+ type: DataTypes.TEXT,
+ get: function () {
+ return sequelize.processData(this.getDataValue('patch'), '')
+ },
+ set: function (value) {
+ this.setDataValue('patch', sequelize.stripNullByte(value))
+ }
+ },
+ lastContent: {
+ type: DataTypes.TEXT,
+ get: function () {
+ return sequelize.processData(this.getDataValue('lastContent'), '')
+ },
+ set: function (value) {
+ this.setDataValue('lastContent', sequelize.stripNullByte(value))
+ }
+ },
+ content: {
+ type: DataTypes.TEXT,
+ get: function () {
+ return sequelize.processData(this.getDataValue('content'), '')
+ },
+ set: function (value) {
+ this.setDataValue('content', sequelize.stripNullByte(value))
+ }
+ },
+ length: {
+ type: DataTypes.INTEGER
+ },
+ authorship: {
+ type: DataTypes.TEXT,
+ get: function () {
+ return sequelize.processData(this.getDataValue('authorship'), [], JSON.parse)
+ },
+ set: function (value) {
+ this.setDataValue('authorship', value ? JSON.stringify(value) : value)
+ }
+ }
+ }, {
+ classMethods: {
+ associate: function (models) {
+ Revision.belongsTo(models.Note, {
+ foreignKey: 'noteId',
+ as: 'note',
+ constraints: false
+ })
+ },
+ getNoteRevisions: function (note, callback) {
+ Revision.findAll({
+ where: {
+ noteId: note.id
+ },
+ order: '"createdAt" DESC'
+ }).then(function (revisions) {
+ var data = []
+ for (var i = 0, l = revisions.length; i < l; i++) {
+ var revision = revisions[i]
+ data.push({
+ time: moment(revision.createdAt).valueOf(),
+ length: revision.length
+ })
+ }
+ callback(null, data)
+ }).catch(function (err) {
+ callback(err, null)
+ })
+ },
+ getPatchedNoteRevisionByTime: function (note, time, callback) {
+ // find all revisions to prepare for all possible calculation
+ Revision.findAll({
+ where: {
+ noteId: note.id
+ },
+ order: '"createdAt" DESC'
+ }).then(function (revisions) {
+ if (revisions.length <= 0) return callback(null, null)
+ // measure target revision position
+ Revision.count({
+ where: {
+ noteId: note.id,
+ createdAt: {
+ $gte: time
+ }
},
- set: function (value) {
- this.setDataValue('lastContent', sequelize.stripNullByte(value));
+ order: '"createdAt" DESC'
+ }).then(function (count) {
+ if (count <= 0) return callback(null, null)
+ sendDmpWorker({
+ msg: 'get revision',
+ revisions: revisions,
+ count: count
+ }, callback)
+ }).catch(function (err) {
+ return callback(err, null)
+ })
+ }).catch(function (err) {
+ return callback(err, null)
+ })
+ },
+ checkAllNotesRevision: function (callback) {
+ Revision.saveAllNotesRevision(function (err, notes) {
+ if (err) return callback(err, null)
+ if (!notes || notes.length <= 0) {
+ return callback(null, notes)
+ } else {
+ Revision.checkAllNotesRevision(callback)
+ }
+ })
+ },
+ saveAllNotesRevision: function (callback) {
+ sequelize.models.Note.findAll({
+ // query all notes that need to save for revision
+ where: {
+ $and: [
+ {
+ lastchangeAt: {
+ $or: {
+ $eq: null,
+ $and: {
+ $ne: null,
+ $gt: sequelize.col('createdAt')
+ }
+ }
+ }
+ },
+ {
+ savedAt: {
+ $or: {
+ $eq: null,
+ $lt: sequelize.col('lastchangeAt')
+ }
+ }
+ }
+ ]
+ }
+ }).then(function (notes) {
+ if (notes.length <= 0) return callback(null, notes)
+ var savedNotes = []
+ async.each(notes, function (note, _callback) {
+ // revision saving policy: note not been modified for 5 mins or not save for 10 mins
+ if (note.lastchangeAt && note.savedAt) {
+ var lastchangeAt = moment(note.lastchangeAt)
+ var savedAt = moment(note.savedAt)
+ if (moment().isAfter(lastchangeAt.add(5, 'minutes'))) {
+ savedNotes.push(note)
+ Revision.saveNoteRevision(note, _callback)
+ } else if (lastchangeAt.isAfter(savedAt.add(10, 'minutes'))) {
+ savedNotes.push(note)
+ Revision.saveNoteRevision(note, _callback)
+ } else {
+ return _callback(null, null)
+ }
+ } else {
+ savedNotes.push(note)
+ Revision.saveNoteRevision(note, _callback)
}
- },
- content: {
- type: DataTypes.TEXT,
- get: function () {
- return sequelize.processData(this.getDataValue('content'), "");
- },
- set: function (value) {
- this.setDataValue('content', sequelize.stripNullByte(value));
+ }, function (err) {
+ if (err) {
+ return callback(err, null)
}
- },
- length: {
- type: DataTypes.INTEGER
- },
- authorship: {
- type: DataTypes.TEXT,
- get: function () {
- return sequelize.processData(this.getDataValue('authorship'), [], JSON.parse);
- },
- set: function (value) {
- this.setDataValue('authorship', value ? JSON.stringify(value) : value);
- }
- }
- }, {
- classMethods: {
- associate: function (models) {
- Revision.belongsTo(models.Note, {
- foreignKey: "noteId",
- as: "note",
- constraints: false
- });
- },
- getNoteRevisions: function (note, callback) {
- Revision.findAll({
- where: {
- noteId: note.id
- },
- order: '"createdAt" DESC'
- }).then(function (revisions) {
- var data = [];
- for (var i = 0, l = revisions.length; i < l; i++) {
- var revision = revisions[i];
- data.push({
- time: moment(revision.createdAt).valueOf(),
- length: revision.length
- });
- }
- callback(null, data);
- }).catch(function (err) {
- callback(err, null);
- });
- },
- getPatchedNoteRevisionByTime: function (note, time, callback) {
- // find all revisions to prepare for all possible calculation
- Revision.findAll({
- where: {
- noteId: note.id
- },
- order: '"createdAt" DESC'
- }).then(function (revisions) {
- if (revisions.length <= 0) return callback(null, null);
- // measure target revision position
- Revision.count({
- where: {
- noteId: note.id,
- createdAt: {
- $gte: time
- }
- },
- order: '"createdAt" DESC'
- }).then(function (count) {
- if (count <= 0) return callback(null, null);
- sendDmpWorker({
- msg: 'get revision',
- revisions: revisions,
- count: count
- }, callback);
- }).catch(function (err) {
- return callback(err, null);
- });
+ // return null when no notes need saving at this moment but have delayed tasks to be done
+ var result = ((savedNotes.length === 0) && (notes.length > savedNotes.length)) ? null : savedNotes
+ return callback(null, result)
+ })
+ }).catch(function (err) {
+ return callback(err, null)
+ })
+ },
+ saveNoteRevision: function (note, callback) {
+ Revision.findAll({
+ where: {
+ noteId: note.id
+ },
+ order: '"createdAt" DESC'
+ }).then(function (revisions) {
+ if (revisions.length <= 0) {
+ // if no revision available
+ Revision.create({
+ noteId: note.id,
+ lastContent: note.content,
+ length: note.content.length,
+ authorship: note.authorship
+ }).then(function (revision) {
+ Revision.finishSaveNoteRevision(note, revision, callback)
+ }).catch(function (err) {
+ return callback(err, null)
+ })
+ } else {
+ var latestRevision = revisions[0]
+ var lastContent = latestRevision.content || latestRevision.lastContent
+ var content = note.content
+ sendDmpWorker({
+ msg: 'create patch',
+ lastDoc: lastContent,
+ currDoc: content
+ }, function (err, patch) {
+ if (err) logger.error('save note revision error', err)
+ if (!patch) {
+ // if patch is empty (means no difference) then just update the latest revision updated time
+ latestRevision.changed('updatedAt', true)
+ latestRevision.update({
+ updatedAt: Date.now()
+ }).then(function (revision) {
+ Revision.finishSaveNoteRevision(note, revision, callback)
}).catch(function (err) {
- return callback(err, null);
- });
- },
- checkAllNotesRevision: function (callback) {
- Revision.saveAllNotesRevision(function (err, notes) {
- if (err) return callback(err, null);
- if (!notes || notes.length <= 0) {
- return callback(null, notes);
- } else {
- Revision.checkAllNotesRevision(callback);
- }
- });
- },
- saveAllNotesRevision: function (callback) {
- sequelize.models.Note.findAll({
- // query all notes that need to save for revision
- where: {
- $and: [
- {
- lastchangeAt: {
- $or: {
- $eq: null,
- $and: {
- $ne: null,
- $gt: sequelize.col('createdAt')
- }
- }
- }
- },
- {
- savedAt: {
- $or: {
- $eq: null,
- $lt: sequelize.col('lastchangeAt')
- }
- }
- }
- ]
- }
- }).then(function (notes) {
- if (notes.length <= 0) return callback(null, notes);
- var savedNotes = [];
- async.each(notes, function (note, _callback) {
- // revision saving policy: note not been modified for 5 mins or not save for 10 mins
- if (note.lastchangeAt && note.savedAt) {
- var lastchangeAt = moment(note.lastchangeAt);
- var savedAt = moment(note.savedAt);
- if (moment().isAfter(lastchangeAt.add(5, 'minutes'))) {
- savedNotes.push(note);
- Revision.saveNoteRevision(note, _callback);
- } else if (lastchangeAt.isAfter(savedAt.add(10, 'minutes'))) {
- savedNotes.push(note);
- Revision.saveNoteRevision(note, _callback);
- } else {
- return _callback(null, null);
- }
- } else {
- savedNotes.push(note);
- Revision.saveNoteRevision(note, _callback);
- }
- }, function (err) {
- if (err) return callback(err, null);
- // return null when no notes need saving at this moment but have delayed tasks to be done
- var result = ((savedNotes.length == 0) && (notes.length > savedNotes.length)) ? null : savedNotes;
- return callback(null, result);
- });
+ return callback(err, null)
+ })
+ } else {
+ Revision.create({
+ noteId: note.id,
+ patch: patch,
+ content: note.content,
+ length: note.content.length,
+ authorship: note.authorship
+ }).then(function (revision) {
+ // clear last revision content to reduce db size
+ latestRevision.update({
+ content: null
+ }).then(function () {
+ Revision.finishSaveNoteRevision(note, revision, callback)
+ }).catch(function (err) {
+ return callback(err, null)
+ })
}).catch(function (err) {
- return callback(err, null);
- });
- },
- saveNoteRevision: function (note, callback) {
- Revision.findAll({
- where: {
- noteId: note.id
- },
- order: '"createdAt" DESC'
- }).then(function (revisions) {
- if (revisions.length <= 0) {
- // if no revision available
- Revision.create({
- noteId: note.id,
- lastContent: note.content,
- length: note.content.length,
- authorship: note.authorship
- }).then(function (revision) {
- Revision.finishSaveNoteRevision(note, revision, callback);
- }).catch(function (err) {
- return callback(err, null);
- });
- } else {
- var latestRevision = revisions[0];
- var lastContent = latestRevision.content || latestRevision.lastContent;
- var content = note.content;
- sendDmpWorker({
- msg: 'create patch',
- lastDoc: lastContent,
- currDoc: content,
- }, function (err, patch) {
- if (err) logger.error('save note revision error', err);
- if (!patch) {
- // if patch is empty (means no difference) then just update the latest revision updated time
- latestRevision.changed('updatedAt', true);
- latestRevision.update({
- updatedAt: Date.now()
- }).then(function (revision) {
- Revision.finishSaveNoteRevision(note, revision, callback);
- }).catch(function (err) {
- return callback(err, null);
- });
- } else {
- Revision.create({
- noteId: note.id,
- patch: patch,
- content: note.content,
- length: note.content.length,
- authorship: note.authorship
- }).then(function (revision) {
- // clear last revision content to reduce db size
- latestRevision.update({
- content: null
- }).then(function () {
- Revision.finishSaveNoteRevision(note, revision, callback);
- }).catch(function (err) {
- return callback(err, null);
- });
- }).catch(function (err) {
- return callback(err, null);
- });
- }
- });
- }
- }).catch(function (err) {
- return callback(err, null);
- });
- },
- finishSaveNoteRevision: function (note, revision, callback) {
- note.update({
- savedAt: revision.updatedAt
- }).then(function () {
- return callback(null, revision);
- }).catch(function (err) {
- return callback(err, null);
- });
- }
- }
- });
+ return callback(err, null)
+ })
+ }
+ })
+ }
+ }).catch(function (err) {
+ return callback(err, null)
+ })
+ },
+ finishSaveNoteRevision: function (note, revision, callback) {
+ note.update({
+ savedAt: revision.updatedAt
+ }).then(function () {
+ return callback(null, revision)
+ }).catch(function (err) {
+ return callback(err, null)
+ })
+ }
+ }
+ })
- return Revision;
-}; \ No newline at end of file
+ return Revision
+}
diff --git a/lib/models/temp.js b/lib/models/temp.js
index 6eeff153..e770bb3a 100644
--- a/lib/models/temp.js
+++ b/lib/models/temp.js
@@ -1,19 +1,17 @@
-"use strict";
-
-//external modules
-var shortId = require('shortid');
+// external modules
+var shortId = require('shortid')
module.exports = function (sequelize, DataTypes) {
- var Temp = sequelize.define("Temp", {
- id: {
- type: DataTypes.STRING,
- primaryKey: true,
- defaultValue: shortId.generate
- },
- data: {
- type: DataTypes.TEXT
- }
- });
-
- return Temp;
-}; \ No newline at end of file
+ var Temp = sequelize.define('Temp', {
+ id: {
+ type: DataTypes.STRING,
+ primaryKey: true,
+ defaultValue: shortId.generate
+ },
+ data: {
+ type: DataTypes.TEXT
+ }
+ })
+
+ return Temp
+}
diff --git a/lib/models/user.js b/lib/models/user.js
index dd93bf78..f7e533b7 100644
--- a/lib/models/user.js
+++ b/lib/models/user.js
@@ -1,149 +1,147 @@
-"use strict";
-
// external modules
-var md5 = require("blueimp-md5");
-var Sequelize = require("sequelize");
-var scrypt = require('scrypt');
+var md5 = require('blueimp-md5')
+var Sequelize = require('sequelize')
+var scrypt = require('scrypt')
// core
-var logger = require("../logger.js");
-var letterAvatars = require('../letter-avatars.js');
+var logger = require('../logger.js')
+var letterAvatars = require('../letter-avatars.js')
module.exports = function (sequelize, DataTypes) {
- var User = sequelize.define("User", {
- id: {
- type: DataTypes.UUID,
- primaryKey: true,
- defaultValue: Sequelize.UUIDV4
- },
- profileid: {
- type: DataTypes.STRING,
- unique: true
- },
- profile: {
- type: DataTypes.TEXT
- },
- history: {
- type: DataTypes.TEXT
- },
- accessToken: {
- type: DataTypes.STRING
- },
- refreshToken: {
- type: DataTypes.STRING
- },
- email: {
- type: Sequelize.TEXT,
- validate: {
- isEmail: true
- }
- },
- password: {
- type: Sequelize.TEXT,
- set: function(value) {
- var hash = scrypt.kdfSync(value, scrypt.paramsSync(0.1)).toString("hex");
- this.setDataValue('password', hash);
- }
+ var User = sequelize.define('User', {
+ id: {
+ type: DataTypes.UUID,
+ primaryKey: true,
+ defaultValue: Sequelize.UUIDV4
+ },
+ profileid: {
+ type: DataTypes.STRING,
+ unique: true
+ },
+ profile: {
+ type: DataTypes.TEXT
+ },
+ history: {
+ type: DataTypes.TEXT
+ },
+ accessToken: {
+ type: DataTypes.STRING
+ },
+ refreshToken: {
+ type: DataTypes.STRING
+ },
+ email: {
+ type: Sequelize.TEXT,
+ validate: {
+ isEmail: true
+ }
+ },
+ password: {
+ type: Sequelize.TEXT,
+ set: function (value) {
+ var hash = scrypt.kdfSync(value, scrypt.paramsSync(0.1)).toString('hex')
+ this.setDataValue('password', hash)
+ }
+ }
+ }, {
+ instanceMethods: {
+ verifyPassword: function (attempt) {
+ if (scrypt.verifyKdfSync(new Buffer(this.password, 'hex'), attempt)) {
+ return this
+ } else {
+ return false
}
- }, {
- instanceMethods: {
- verifyPassword: function(attempt) {
- if (scrypt.verifyKdfSync(new Buffer(this.password, "hex"), attempt)) {
- return this;
- } else {
- return false;
- }
- }
- },
- classMethods: {
- associate: function (models) {
- User.hasMany(models.Note, {
- foreignKey: "ownerId",
- constraints: false
- });
- User.hasMany(models.Note, {
- foreignKey: "lastchangeuserId",
- constraints: false
- });
- },
- getProfile: function (user) {
- return user.profile ? User.parseProfile(user.profile) : (user.email ? User.parseProfileByEmail(user.email) : null);
- },
- parseProfile: function (profile) {
- try {
- var profile = JSON.parse(profile);
- } catch (err) {
- logger.error(err);
- profile = null;
- }
- if (profile) {
- profile = {
- name: profile.displayName || profile.username,
- photo: User.parsePhotoByProfile(profile),
- biggerphoto: User.parsePhotoByProfile(profile, true)
- }
- }
- return profile;
- },
- parsePhotoByProfile: function (profile, bigger) {
- var photo = null;
- switch (profile.provider) {
- case "facebook":
- photo = 'https://graph.facebook.com/' + profile.id + '/picture';
- if (bigger) photo += '?width=400';
- else photo += '?width=96';
- break;
- case "twitter":
- photo = 'https://twitter.com/' + profile.username + '/profile_image';
- if (bigger) photo += '?size=original';
- else photo += '?size=bigger';
- break;
- case "github":
- photo = 'https://avatars.githubusercontent.com/u/' + profile.id;
- if (bigger) photo += '?s=400';
- else photo += '?s=96';
- break;
- case "gitlab":
- photo = profile.avatarUrl;
- if (bigger) photo = photo.replace(/(\?s=)\d*$/i, '$1400');
- else photo = photo.replace(/(\?s=)\d*$/i, '$196');
- break;
- case "dropbox":
- //no image api provided, use gravatar
- photo = 'https://www.gravatar.com/avatar/' + md5(profile.emails[0].value);
- if (bigger) photo += '?s=400';
- else photo += '?s=96';
- break;
- case "google":
- photo = profile.photos[0].value;
- if (bigger) photo = photo.replace(/(\?sz=)\d*$/i, '$1400');
- else photo = photo.replace(/(\?sz=)\d*$/i, '$196');
- break;
- case "ldap":
- //no image api provided,
- //use gravatar if email exists,
- //otherwise generate a letter avatar
- if (profile.emails[0]) {
- photo = 'https://www.gravatar.com/avatar/' + md5(profile.emails[0]);
- if (bigger) photo += '?s=400';
- else photo += '?s=96';
- } else {
- photo = letterAvatars(profile.username);
- }
- break;
- }
- return photo;
- },
- parseProfileByEmail: function (email) {
- var photoUrl = 'https://www.gravatar.com/avatar/' + md5(email);
- return {
- name: email.substring(0, email.lastIndexOf("@")),
- photo: photoUrl += '?s=96',
- biggerphoto: photoUrl += '?s=400'
- };
+ }
+ },
+ classMethods: {
+ associate: function (models) {
+ User.hasMany(models.Note, {
+ foreignKey: 'ownerId',
+ constraints: false
+ })
+ User.hasMany(models.Note, {
+ foreignKey: 'lastchangeuserId',
+ constraints: false
+ })
+ },
+ getProfile: function (user) {
+ return user.profile ? User.parseProfile(user.profile) : (user.email ? User.parseProfileByEmail(user.email) : null)
+ },
+ parseProfile: function (profile) {
+ try {
+ profile = JSON.parse(profile)
+ } catch (err) {
+ logger.error(err)
+ profile = null
+ }
+ if (profile) {
+ profile = {
+ name: profile.displayName || profile.username,
+ photo: User.parsePhotoByProfile(profile),
+ biggerphoto: User.parsePhotoByProfile(profile, true)
+ }
+ }
+ return profile
+ },
+ parsePhotoByProfile: function (profile, bigger) {
+ var photo = null
+ switch (profile.provider) {
+ case 'facebook':
+ photo = 'https://graph.facebook.com/' + profile.id + '/picture'
+ if (bigger) photo += '?width=400'
+ else photo += '?width=96'
+ break
+ case 'twitter':
+ photo = 'https://twitter.com/' + profile.username + '/profile_image'
+ if (bigger) photo += '?size=original'
+ else photo += '?size=bigger'
+ break
+ case 'github':
+ photo = 'https://avatars.githubusercontent.com/u/' + profile.id
+ if (bigger) photo += '?s=400'
+ else photo += '?s=96'
+ break
+ case 'gitlab':
+ photo = profile.avatarUrl
+ if (bigger) photo = photo.replace(/(\?s=)\d*$/i, '$1400')
+ else photo = photo.replace(/(\?s=)\d*$/i, '$196')
+ break
+ case 'dropbox':
+ // no image api provided, use gravatar
+ photo = 'https://www.gravatar.com/avatar/' + md5(profile.emails[0].value)
+ if (bigger) photo += '?s=400'
+ else photo += '?s=96'
+ break
+ case 'google':
+ photo = profile.photos[0].value
+ if (bigger) photo = photo.replace(/(\?sz=)\d*$/i, '$1400')
+ else photo = photo.replace(/(\?sz=)\d*$/i, '$196')
+ break
+ case 'ldap':
+ // no image api provided,
+ // use gravatar if email exists,
+ // otherwise generate a letter avatar
+ if (profile.emails[0]) {
+ photo = 'https://www.gravatar.com/avatar/' + md5(profile.emails[0])
+ if (bigger) photo += '?s=400'
+ else photo += '?s=96'
+ } else {
+ photo = letterAvatars(profile.username)
}
+ break
+ }
+ return photo
+ },
+ parseProfileByEmail: function (email) {
+ var photoUrl = 'https://www.gravatar.com/avatar/' + md5(email)
+ return {
+ name: email.substring(0, email.lastIndexOf('@')),
+ photo: photoUrl + '?s=96',
+ biggerphoto: photoUrl + '?s=400'
}
- });
+ }
+ }
+ })
- return User;
-}; \ No newline at end of file
+ return User
+}