/** * Remote control by: * * @authors Pacien TRAN-GIRARD */ (function(window) { var ORIGIN_ = location.protocol + '//' + location.host; function SlideController(deck) { this.deck = deck; this.mode = null; this.remoteSocket = null; this.isPresenter = window.opener; this.keyLock = null; this.setup(); } SlideController.MODES = ['local', 'remote', 'controller']; SlideController.prototype.setup = function() { var self = this; // find the current mode var params = location.search.substring(1).split('&').map(function(el) { return el.split('='); }); var paramKeys = params[0]; SlideController.MODES.forEach(function(element, index, array) { if (paramKeys.indexOf(element) > -1) { self.mode = element; return; } }); console.log("Control mode: " + this.mode); // clean the location bar // if (this.mode !== null) { // // localStorage.ENABLE_PRESENTOR_MODE = presentMe; // if (window.history.pushState) { // window.history.pushState({}, '', location.pathname); // } else if (window.history.replaceState) { // window.history.replaceState({}, '', location.pathname); // } // // else { // // location.replace(location.pathname); // // return false; // // } // } // activate the mode specific behaviour switch (this.mode) { case 'local': // Only open popup from main deck. Avoid recursive popupception. if (!this.isPresenter) { var opts = 'menubar=no,location=yes,resizable=yes,scrollbars=no,status=no'; var localPresenter = window.open(location.href, 'mywindow', opts); // Loading in the popup? Turn the presenter mode on. localPresenter.addEventListener('load', function(e) { localPresenter.document.body.classList.add('with-notes'); }.bind(this), false); window.addEventListener('message', this.onMessage_.bind(this), false); // Close popups if we reload the main window. window.addEventListener('beforeunload', function(e) { localPresenter.close(); }.bind(this), false); } break; case 'controller': this.isPresenter = true; document.body.classList.add('popup'); document.body.classList.add('with-notes'); var password = prompt("Broadcaster password"); case 'remote': var addr = this.deck.config_.settings.remoteSocket; var channel = this.deck.config_.settings.remoteChannel; var password = (password != null) ? password : ''; require(['humane-themed', addr + 'socket.io/socket.io.js'], function(humane, io) { self.remoteSocket = io.connect(addr, { 'query' : 'channel=' + channel + '&password=' + password, 'force new connection' : true, }); self.remoteSocket.on('connecting', function() { console.log('Connecting to ' + channel + '@' + addr); humane.remove(); humane.log('Connecting...', { timeout : 0 }); }); self.remoteSocket.on('connect', function() { console.log('Connected to ' + channel + '@' + addr); humane.remove(); humane.log('Connected'); }); self.remoteSocket.on('connect_failed', function() { console.log('Error connecting to ' + channel + '@' + addr); humane.remove(); humane.log('Connection failed', { timeout : 0 }); }); self.remoteSocket.on('error', function() { console.log('Error on ' + channel + '@' + addr); humane.remove(); humane.log('Error', { timeout : 0 }); }); self.remoteSocket.on('disconnect', function() { console.log('Diconnected from' + channel + '@' + addr); humane.remove(); humane.log('Disconnected'); }); self.remoteSocket.on('message', function(message) { console.log('Received from remote: ' + message); self.onMessage_({ data : { keyCode : parseInt(message[0]) } }); }); }); break; } return true; }; SlideController.prototype.onMessage_ = function(e) { var data = e.data; console.log("Received event: " + JSON.stringify(data)); // Restrict messages to being from this origin. Allow local developmet // from file:// though. // TODO: It would be dope if FF implemented location.origin! if (this.mode === 'local' && e.origin != ORIGIN_ && ORIGIN_.indexOf('file://') != 0) { alert('Someone tried to postMessage from an unknown origin'); return; } // if (e.source.location.hostname != 'localhost') { // alert('Someone tried to postMessage from an unknown origin'); // return; // } if ('keyCode' in data) { if (isNaN(data.keyCode)) { return; } this.keyLock = data.keyCode; var evt = document.createEvent('Event'); evt.initEvent('keydown', true, true); evt.keyCode = data.keyCode; document.dispatchEvent(evt); } }; SlideController.prototype.sendMsg = function(msg) { if (msg.keyCode === this.keyLock) { this.keyLock = null; return; } console.log("Sending: " + JSON.stringify(msg)); // // Send message to popup window. // if (this.localPresenter) { // this.localPresenter.postMessage(msg, ORIGIN_); // } // Send message to main window. if (this.isPresenter) { if (this.mode === 'local') { // TODO: It would be dope if FF implemented location.origin. window.opener.postMessage(msg, '*'); } if (this.mode === 'controller') { this.remoteSocket.emit('message', msg.keyCode); } } }; window.SlideController = SlideController; })(window);