summaryrefslogtreecommitdiff
path: root/public/plugin/multiplex
diff options
context:
space:
mode:
Diffstat (limited to 'public/plugin/multiplex')
-rw-r--r--public/plugin/multiplex/client.js13
-rw-r--r--public/plugin/multiplex/index.js56
-rw-r--r--public/plugin/multiplex/master.js51
3 files changed, 120 insertions, 0 deletions
diff --git a/public/plugin/multiplex/client.js b/public/plugin/multiplex/client.js
new file mode 100644
index 00000000..e6179f6d
--- /dev/null
+++ b/public/plugin/multiplex/client.js
@@ -0,0 +1,13 @@
+(function() {
+ var multiplex = Reveal.getConfig().multiplex;
+ var socketId = multiplex.id;
+ var socket = io.connect(multiplex.url);
+
+ socket.on(multiplex.id, function(data) {
+ // ignore data from sockets that aren't ours
+ if (data.socketId !== socketId) { return; }
+ if( window.location.host === 'localhost:1947' ) return;
+
+ Reveal.slide(data.indexh, data.indexv, data.indexf, 'remote');
+ });
+}());
diff --git a/public/plugin/multiplex/index.js b/public/plugin/multiplex/index.js
new file mode 100644
index 00000000..6f5d8b11
--- /dev/null
+++ b/public/plugin/multiplex/index.js
@@ -0,0 +1,56 @@
+var express = require('express');
+var fs = require('fs');
+var io = require('socket.io');
+var crypto = require('crypto');
+
+var app = express.createServer();
+var staticDir = express.static;
+
+io = io.listen(app);
+
+var opts = {
+ port: 1948,
+ baseDir : __dirname + '/../../'
+};
+
+io.sockets.on('connection', function(socket) {
+ socket.on('slidechanged', function(slideData) {
+ if (typeof slideData.secret == 'undefined' || slideData.secret == null || slideData.secret === '') return;
+ if (createHash(slideData.secret) === slideData.socketId) {
+ slideData.secret = null;
+ socket.broadcast.emit(slideData.socketId, slideData);
+ };
+ });
+});
+
+app.configure(function() {
+ [ 'css', 'js', 'plugin', 'lib' ].forEach(function(dir) {
+ app.use('/' + dir, staticDir(opts.baseDir + dir));
+ });
+});
+
+app.get("/", function(req, res) {
+ res.writeHead(200, {'Content-Type': 'text/html'});
+ fs.createReadStream(opts.baseDir + '/index.html').pipe(res);
+});
+
+app.get("/token", function(req,res) {
+ var ts = new Date().getTime();
+ var rand = Math.floor(Math.random()*9999999);
+ var secret = ts.toString() + rand.toString();
+ res.send({secret: secret, socketId: createHash(secret)});
+});
+
+var createHash = function(secret) {
+ var cipher = crypto.createCipher('blowfish', secret);
+ return(cipher.final('hex'));
+};
+
+// Actually listen
+app.listen(opts.port || null);
+
+var brown = '\033[33m',
+ green = '\033[32m',
+ reset = '\033[0m';
+
+console.log( brown + "reveal.js:" + reset + " Multiplex running on port " + green + opts.port + reset ); \ No newline at end of file
diff --git a/public/plugin/multiplex/master.js b/public/plugin/multiplex/master.js
new file mode 100644
index 00000000..b6a7eb7d
--- /dev/null
+++ b/public/plugin/multiplex/master.js
@@ -0,0 +1,51 @@
+(function() {
+ // Don't emit events from inside of notes windows
+ if ( window.location.search.match( /receiver/gi ) ) { return; }
+
+ var multiplex = Reveal.getConfig().multiplex;
+
+ var socket = io.connect(multiplex.url);
+
+ var notify = function( slideElement, indexh, indexv, origin ) {
+ if( typeof origin === 'undefined' && origin !== 'remote' ) {
+ var nextindexh;
+ var nextindexv;
+
+ var fragmentindex = Reveal.getIndices().f;
+ if (typeof fragmentindex == 'undefined') {
+ fragmentindex = 0;
+ }
+
+ if (slideElement.nextElementSibling && slideElement.parentNode.nodeName == 'SECTION') {
+ nextindexh = indexh;
+ nextindexv = indexv + 1;
+ } else {
+ nextindexh = indexh + 1;
+ nextindexv = 0;
+ }
+
+ var slideData = {
+ indexh : indexh,
+ indexv : indexv,
+ indexf : fragmentindex,
+ nextindexh : nextindexh,
+ nextindexv : nextindexv,
+ secret: multiplex.secret,
+ socketId : multiplex.id
+ };
+
+ socket.emit('slidechanged', slideData);
+ }
+ }
+
+ Reveal.addEventListener( 'slidechanged', function( event ) {
+ notify( event.currentSlide, event.indexh, event.indexv, event.origin );
+ } );
+
+ var fragmentNotify = function( event ) {
+ notify( Reveal.getCurrentSlide(), Reveal.getIndices().h, Reveal.getIndices().v, event.origin );
+ };
+
+ Reveal.addEventListener( 'fragmentshown', fragmentNotify );
+ Reveal.addEventListener( 'fragmenthidden', fragmentNotify );
+}()); \ No newline at end of file