/public/javascripts/socket.io.js

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/** Socket.IO 0.5.4 - Built with build.js */
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

this.io = {
	version: '0.5.4',
	
	setPath: function(path){
		this.path = /\/$/.test(path) ? path : path + '/';
		
		// this is temporary until we get a fix for injecting Flash WebSocket javascript files dynamically,
		// as io.js shouldn't be aware of specific transports.
		if ('WebSocket' in window){
			WebSocket.__swfLocation = path + 'lib/vendor/web-socket-js/WebSocketMain.swf';
		}
	}
};

if ('jQuery' in this) jQuery.io = this.io;
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){

	var _pageLoaded = false;

	io.util = {

		ios: false,

		load: function(fn){
			if (document.readyState == 'complete' || _pageLoaded) return fn();
			if ('attachEvent' in window){
				window.attachEvent('onload', fn);
			} else {
				window.addEventListener('load', fn, false);
			}
		},

		inherit: function(ctor, superCtor){
			// no support for `instanceof` for now
			for (var i in superCtor.prototype){
				ctor.prototype[i] = superCtor.prototype[i];
			}
		},

		indexOf: function(arr, item, from){
			for (var l = arr.length, i = (from < 0) ? Math.max(0, l + from) : from || 0; i < l; i++){
				if (arr[i] === item) return i;
			}
			return -1;
		},

		isArray: function(obj){
			return Object.prototype.toString.call(obj) === '[object Array]';
		}

	};

	io.util.ios = /iphone|ipad/i.test(navigator.userAgent);
	io.util.android = /android/i.test(navigator.userAgent);

	io.util.load(function(){
		_pageLoaded = true;
	});

})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

// abstract

(function(){
	
	var frame = '~m~',
	
	Transport = io.Transport = function(base, options){
		this.base = base;
		this.options = options;
	};

	Transport.prototype.send = function(){
		throw new Error('Missing send() implementation');
	};

	Transport.prototype.connect = function(){
		throw new Error('Missing connect() implementation');
	};

	Transport.prototype.disconnect = function(){
		throw new Error('Missing disconnect() implementation');
	};
	
	Transport.prototype._encode = function(messages){
		var ret = '', message,
				messages = io.util.isArray(messages) ? messages : [messages];
		for (var i = 0, l = messages.length; i < l; i++){
			message = messages[i] === null || messages[i] === undefined ? '' : String(messages[i]);
			ret += frame + message.length + frame + message;
		}
		return ret;
	};
	
	Transport.prototype._decode = function(data){
		var messages = [], number, n;
		do {
			if (data.substr(0, 3) !== frame) return messages;
			data = data.substr(3);
			number = '', n = '';
			for (var i = 0, l = data.length; i < l; i++){
				n = Number(data.substr(i, 1));
				if (data.substr(i, 1) == n){
					number += n;
				} else {	
					data = data.substr(number.length + frame.length)
					number = Number(number);
					break;
				} 
			}
			messages.push(data.substr(0, number)); // here
			data = data.substr(number);
		} while(data !== '');
		return messages;
	};
	
	Transport.prototype._onData = function(data){
		var msgs = this._decode(data);
		if (msgs){
			for (var i = 0, l = msgs.length; i < l; i++){
				this._onMessage(msgs[i]);
			}
		}
	};
	
	Transport.prototype._onMessage = function(message){
		if (!('sessionid' in this)){
			this.sessionid = message;
			this._onConnect();
		} else if (message.substr(0, 3) == '~h~'){
			this._onHeartbeat(message.substr(3));
		} else {
			this.base._onMessage(message);
		}
	},
	
	Transport.prototype._onHeartbeat = function(heartbeat){
		this.send('~h~' + heartbeat); // echo
	};
	
	Transport.prototype._onConnect = function(){
		this.connected = true;
		this.base._onConnect();
	};

	Transport.prototype._onDisconnect = function(){
		if (!this.connected) return;
		this.connected = false;
		this.base._onDisconnect();
	};

	Transport.prototype._prepareUrl = function(){
		return (this.base.options.secure ? 'https' : 'http') 
			+ '://' + this.base.host 
			+ ':' + this.base.options.port
			+ '/' + this.base.options.resource
			+ '/' + this.type
			+ (this.sessionid ? ('/' + this.sessionid) : '/');
	};

})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){
	
	var empty = new Function,
	
	request = function(xdomain){
		if ('XDomainRequest' in window && xdomain) return new XDomainRequest();
		if ('XMLHttpRequest' in window) return new XMLHttpRequest();
		
		try {
			var a = new ActiveXObject('MSXML2.XMLHTTP');
			return a;
		} catch(e){}
		
		try {
			var b = new ActiveXObject('Microsoft.XMLHTTP');
			return b;
		} catch(e){}
		
		return false;
	},
	
	XHR = io.Transport.XHR = function(){
		io.Transport.apply(this, arguments);
	};
	
	io.util.inherit(XHR, io.Transport);
	
	XHR.prototype.connect = function(){
		if (!('_sendBuffer' in this)) this._sendBuffer = [];
		this._get();
		return this;
	};
	
	XHR.prototype._checkSend = function(){
		if (!this._posting && this._sendBuffer.length){
			var encoded = this._encode(this._sendBuffer);
			this._sendBuffer = [];
			this._send(encoded);
		}
	};
	
	XHR.prototype.send = function(data){
		if (io.util.isArray(data)){
			this._sendBuffer.push.apply(this._sendBuffer, data);
		} else {
			this._sendBuffer.push(data);
		}
		this._checkSend();
		return this;
	};
	
	XHR.prototype._send = function(data){
		var self = this;
		this._posting = true;
		this._sendXhr = this._request('send', 'POST');
		this._sendXhr.onreadystatechange = function(){
			var status;
			if (self._sendXhr.readyState == 4){
				self._sendXhr.onreadystatechange = empty;
				try { status = self._sendXhr.status; } catch(e){}
				if (status == 200){
					self._posting = false;
					self._checkSend();
				}
			}
		};
		this._sendXhr.send('data=' + encodeURIComponent(data));
	},
	
	XHR.prototype.disconnect = function(){
		if (this._xhr){
			this._xhr.onreadystatechange = this._xhr.onload = empty;
			this._xhr.abort();
		}
		if (this._sendXhr){
		  try{
  			this._sendXhr.onreadystatechange = this._sendXhr.onload = empty;
  			this._sendXhr.abort();
  		}catch(e){}
		}
		this._onDisconnect();
		return this;
	}
	
	XHR.prototype._request = function(url, method, multipart){
		var req = request(this.base._isXDomain());
		if (multipart) req.multipart = true;
		req.open(method || 'GET', this._prepareUrl() + (url ? '/' + url : ''));
		if (method == 'POST'){
			req.setRequestHeader('Content-type', 'application/x-www-form-urlencoded; charset=utf-8');
		}
		return req;
	};
	
	XHR.check = function(){
		try {
			if (request()) return true;
		} catch(e){}
		return false;
	};
	
	XHR.request = request;
	
})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){
	
	var WS = io.Transport.websocket = function(){
		io.Transport.apply(this, arguments);
	};
	
	io.util.inherit(WS, io.Transport);
	
	WS.prototype.type = 'websocket';
	
	WS.prototype.connect = function(){
		var self = this;
		this.socket = new WebSocket(this._prepareUrl());
		this.socket.onmessage = function(ev){ self._onData(ev.data); };
		this.socket.onclose = function(ev){ self._onClose(); };
		return this;
	};
	
	WS.prototype.send = function(data){
		this.socket.send(this._encode(data));
		return this;
	}
	
	WS.prototype.disconnect = function(){
		this.socket.close();
		return this;
	};
	
	WS.prototype._onClose = function(){
		this._onDisconnect();
		return this;
	};
	
	WS.prototype._prepareUrl = function(){
		return (this.base.options.secure ? 'wss' : 'ws') 
		+ '://' + this.base.host 
		+ ':' + this.base.options.port
		+ '/' + this.base.options.resource
		+ '/' + this.type
		+ (this.sessionid ? ('/' + this.sessionid) : '');
	};
	
	WS.check = function(){
		// we make sure WebSocket is not confounded with a previously loaded flash WebSocket
		return 'WebSocket' in window && !('__initialize' in WebSocket);
	};

	WS.xdomainCheck = function(){
		return true;
	};
	
})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){
	
	var Flashsocket = io.Transport.flashsocket = function(){
		io.Transport.websocket.apply(this, arguments);
	};
	
	io.util.inherit(Flashsocket, io.Transport.websocket);
	
	Flashsocket.prototype.type = 'flashsocket';
	
	Flashsocket.prototype._onClose = function(){
		if (!this.base.connected){
			// something failed, we might be behind a proxy, so we'll try another transport
			this.base.options.transports.splice(io.util.indexOf(this.base.options.transports, 'flashsocket'), 1);
			this.base.transport = this.base.getTransport();
			this.base.connect();
			return;
		}
		return io.Transport.websocket.prototype._onClose.call(this);
	};
	
	Flashsocket.check = function(){
		if (!('path' in io)) throw new Error('The `flashsocket` transport requires that you call io.setPath() with the path to the socket.io client dir.');
		if ('navigator' in window && 'plugins' in navigator && navigator.plugins['Shockwave Flash']){
			return !!navigator.plugins['Shockwave Flash'].description;
	  }
		if ('ActiveXObject' in window) {
			try {
				return !!new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');
			} catch (e) {}
		}
		return false;
	};
	
	Flashsocket.xdomainCheck = function(){
		return true;
	};
	
})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){
	
	var HTMLFile = io.Transport.htmlfile = function(){
		io.Transport.XHR.apply(this, arguments);
	};
	
	io.util.inherit(HTMLFile, io.Transport.XHR);
	
	HTMLFile.prototype.type = 'htmlfile';
	
	HTMLFile.prototype._get = function(){
		var self = this;
		this._open();
		window.attachEvent('onunload', function(){ self._destroy(); });
	};
	
	HTMLFile.prototype._open = function(){
		this._doc = new ActiveXObject('htmlfile');
		this._doc.open();
		this._doc.write('<html></html>');
		this._doc.parentWindow.s = this;
		this._doc.close();

		var _iframeC = this._doc.createElement('div');
		this._doc.body.appendChild(_iframeC);
		this._iframe = this._doc.createElement('iframe');
		_iframeC.appendChild(this._iframe);
		this._iframe.src = this._prepareUrl() + '/' + (+ new Date);
		var self = this;
		this._checkIframeCompleteIntervalID = setInterval(function(){
		  self._checkIframeComplete()
	  }, 5000)
	  
	};
	
	HTMLFile.prototype._checkIframeComplete = function(){
	  if (this._iframe.readyState == 'complete'){
	    if (this._checkIframeCompleteIntervalID){
  	    clearInterval(this._checkIframeCompleteIntervalID);
  	    delete this._checkIframeCompleteIntervalID;
	    }
	    this.disconnect();
	  }
	};
	
	HTMLFile.prototype._ = function(data, doc){
		this._onData(data);
		var script = doc.getElementsByTagName('script')[0];
		script.parentNode.removeChild(script);
		console.log('readyState: ' + this._iframe.readyState)
	};
	
	HTMLFile.prototype._destroy = function(){
		this._iframe.src = 'about:blank';
		this._doc = null;
		CollectGarbage();
	};
	
	HTMLFile.prototype.disconnect = function(){
		this._destroy();
		return io.Transport.XHR.prototype.disconnect.call(this);
	};
	
	HTMLFile.check = function(){
		if ('ActiveXObject' in window){
			try {
				var a = new ActiveXObject('htmlfile');
				return a && io.Transport.XHR.check();
			} catch(e){}
		}
		return false;
	};

	HTMLFile.xdomainCheck = function(){
		return false; // send() is not cross domain. we need to POST to an iframe to fix it
	};
	
})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){
	
	var XHRMultipart = io.Transport['xhr-multipart'] = function(){
		io.Transport.XHR.apply(this, arguments);
	};
	
	io.util.inherit(XHRMultipart, io.Transport.XHR);
	
	XHRMultipart.prototype.type = 'xhr-multipart';
	
	XHRMultipart.prototype._get = function(){
		var self = this;
		this._xhr = this._request('', 'GET', true);
		this._xhr.onreadystatechange = function(){
			if (self._xhr.readyState == 3) self._onData(self._xhr.responseText);
		};
		this._xhr.send();
	};
	
	XHRMultipart.check = function(){
		return 'XMLHttpRequest' in window && 'multipart' in XMLHttpRequest.prototype;
	};

	XHRMultipart.xdomainCheck = function(){
		return true;
	};
	
})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){

	var empty = new Function(),

	XHRPolling = io.Transport['xhr-polling'] = function(){
		io.Transport.XHR.apply(this, arguments);
	};

	io.util.inherit(XHRPolling, io.Transport.XHR);

	XHRPolling.prototype.type = 'xhr-polling';

	XHRPolling.prototype.connect = function(){
		if (io.util.ios || io.util.android){
			var self = this;
			io.util.load(function(){
				setTimeout(function(){
					io.Transport.XHR.prototype.connect.call(self);
				}, 10);
			});
		} else {
			io.Transport.XHR.prototype.connect.call(this);
		}
	};

	XHRPolling.prototype._get = function(){
	  
		var self = this;
		var url = + new Date
		this._xhr = this._request(url, 'GET');
		/*if ('onload' in this._xhr){
		  console.log('setting onload')
			this._xhr.onload = function(){
			  console.log('onload: ' + url + ' ' + this.responseText)
				if (this.responseText.length) self._onData(this.responseText);
				self.connect();
			};
		} else {*/
			this._xhr.onreadystatechange = function(){
				var status;
				if (self._xhr.readyState == 4){
					self._xhr.onreadystatechange = empty;
					try { status = self._xhr.status; } catch(e){}
					if (status == 200){
						if (self._xhr.responseText.length) self._onData(self._xhr.responseText);
						self.connect();
					}else{
					  self.disconnect();
					}
				}
			};
		//}
		this._xhr.send();
	};

	XHRPolling.check = function(){
		return io.Transport.XHR.check();
	};

	XHRPolling.xdomainCheck = function(){
		return 'XDomainRequest' in window || 'XMLHttpRequest' in window;
	};

})();
/**
 * Socket.IO client
 * 
 * @author Guillermo Rauch <guillermo@learnboost.com>
 * @license The MIT license.
 * @copyright Copyright (c) 2010 LearnBoost <dev@learnboost.com>
 */

(function(){
	
	var Socket = io.Socket = function(host, options){
		this.host = host || document.domain;
		this.options = {
			secure: false,
			document: document,
			heartbeatInterval: 4000,
			port: document.location.port || 80,
			resource: 'socket.io',
			transports: ['websocket', 'flashsocket', 'htmlfile', 'xhr-multipart', 'xhr-polling'],
			transportOptions: {},
			rememberTransport: false
		};
		for (var i in options) 
		    if (this.options.hasOwnProperty(i))
		        this.options[i] = options[i];
		this.connected = false;
		this.connecting = false;
		this._events = {};
		this.transport = this.getTransport();
		if (!this.transport && 'console' in window) console.error('No transport available');
	};
	
	Socket.prototype.getTransport = function(){
		var transports = this.options.transports, match;
		if (this.options.rememberTransport){
			match = this.options.document.cookie.match('(?:^|;)\\s*socket\.io=([^;]*)');
			if (match) transports = [decodeURIComponent(match[1])];
		} 
		for (var i = 0, transport; transport = transports[i]; i++){
			if (io.Transport[transport] 
				&& io.Transport[transport].check() 
				&& (!this._isXDomain() || io.Transport[transport].xdomainCheck())){
				return new io.Transport[transport](this, this.options.transportOptions[transport] || {});
			}
		}
		return null;
	};
	
	Socket.prototype.connect = function(){
		if (this.transport && !this.connected && !this.connecting){
			this.connecting = true;
			this.transport.connect();
		}      
		return this;
	};
	
	Socket.prototype.send = function(data){
		if (!this.transport || !this.transport.connected) return this._queue(data);
		this.transport.send(data);
		return this;
	};
	
	Socket.prototype.disconnect = function(){
		this.transport.disconnect();
		return this;
	};
	
	Socket.prototype.on = function(name, fn){
		if (!(name in this._events)) this._events[name] = [];
		this._events[name].push(fn);
		return this;
	};
	
	Socket.prototype.fire = function(name, args){
		if (name in this._events){
		    var i, ii; 
		    for (i = 0, ii = this._events[name].length; i < ii; i++) 
				this._events[name][i].apply(this, args || []);
		}
		return this;
	};
	
	Socket.prototype.removeEvent = function(name, fn){
		if (name in this._events){
			for (var a = 0, l = this._events[name].length; a < l; a++)
				if (this._events[name][a] == fn) this._events[name].splice(a, 1);		
		}
		return this;
	};
	
	Socket.prototype._queue = function(message){
		if (!('_queueStack' in this)) this._queueStack = [];
		this._queueStack.push(message);
		return this;
	};
	
	Socket.prototype._doQueue = function(){
		if (!('_queueStack' in this) || !this._queueStack.length) return this;
		this.transport.send(this._queueStack);
		this._queueStack = [];
		return this;
	};
	
	Socket.prototype._isXDomain = function(){
		return this.host !== document.domain;
	};
	
	Socket.prototype._onConnect = function(){
		this.connected = true;
		this.connecting = false;
		this._doQueue();
		if (this.options.rememberTransport) this.options.document.cookie = 'socket.io=' + encodeURIComponent(this.transport.type);
		this.fire('connect');
	};
	
	Socket.prototype._onMessage = function(data){
		this.fire('message', [data]);
	};
	
	Socket.prototype._onDisconnect = function(){
		this.fire('disconnect');
	};
	
	Socket.prototype.addListener = Socket.prototype.addEvent = Socket.prototype.addEventListener = Socket.prototype.on;
	
})();
/*	SWFObject v2.2 <http://code.google.com/p/swfobject/> 
	is released under the MIT License <http://www.opensource.org/licenses/mit-license.php> 
*/
var swfobject=function(){var D="undefined",r="object",S="Shockwave Flash",W="ShockwaveFlash.ShockwaveFlash",q="application/x-shockwave-flash",R="SWFObjectExprInst",x="onreadystatechange",O=window,j=document,t=navigator,T=false,U=[h],o=[],N=[],I=[],l,Q,E,B,J=false,a=false,n,G,m=true,M=function(){var aa=typeof j.getElementById!=D&&typeof j.getElementsByTagName!=D&&typeof j.createElement!=D,ah=t.userAgent.toLowerCase(),Y=t.platform.toLowerCase(),ae=Y?/win/.test(Y):/win/.test(ah),ac=Y?/mac/.test(Y):/mac/.test(ah),af=/webkit/.test(ah)?parseFloat(ah.replace(/^.*webkit\/(\d+(\.\d+)?).*$/,"$1")):false,X=!+"\v1",ag=[0,0,0],ab=null;if(typeof t.plugins!=D&&typeof t.plugins[S]==r){ab=t.plugins[S].description;if(ab&&!(typeof t.mimeTypes!=D&&t.mimeTypes[q]&&!t.mimeTypes[q].enabledPlugin)){T=true;X=false;ab=ab.replace(/^.*\s+(\S+\s+\S+$)/,"$1");ag[0]=parseInt(ab.replace(/^(.*)\..*$/,"$1"),10);ag[1]=parseInt(ab.replace(/^.*\.(.*)\s.*$/,"$1"),10);ag[2]=/[a-zA-Z]/.test(ab)?parseInt(ab.replace(/^.*[a-zA-Z]+(.*)$/,"$1"),10):0}}else{if(typeof O.ActiveXObject!=D){try{var ad=new ActiveXObject(W);if(ad){ab=ad.GetVariable("$version");if(ab){X=true;ab=ab.split(" ")[1].split(",");ag=[parseInt(ab[0],10),parseInt(ab[1],10),parseInt(ab[2],10)]}}}catch(Z){}}}return{w3:aa,pv:ag,wk:af,ie:X,win:ae,mac:ac}}(),k=function(){if(!M.w3){return}if((typeof j.readyState!=D&&j.readyState=="complete")||(typeof j.readyState==D&&(j.getElementsByTagName("body")[0]||j.body))){f()}if(!J){if(typeof j.addEventListener!=D){j.addEventListener("DOMContentLoaded",f,false)}if(M.ie&&M.win){j.attachEvent(x,function(){if(j.readyState=="complete"){j.detachEvent(x,arguments.callee);f()}});if(O==top){(function(){if(J){return}try{j.documentElement.doScroll("left")}catch(X){setTimeout(arguments.callee,0);return}f()})()}}if(M.wk){(function(){if(J){return}if(!/loaded|complete/.test(j.readyState)){setTimeout(arguments.callee,0);return}f()})()}s(f)}}();function f(){if(J){return}try{var Z=j.getElementsByTagName("body")[0].appendChild(C("span"));Z.parentNode.removeChild(Z)}catch(aa){return}J=true;var X=U.length;for(var Y=0;Y<X;Y++){U[Y]()}}function K(X){if(J){X()}else{U[U.length]=X}}function s(Y){if(typeof O.addEventListener!=D){O.addEventListener("load",Y,false)}else{if(typeof j.addEventListener!=D){j.addEventListener("load",Y,false)}else{if(typeof O.attachEvent!=D){i(O,"onload",Y)}else{if(typeof O.onload=="function"){var X=O.onload;O.onload=function(){X();Y()}}else{O.onload=Y}}}}}function 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/*
/*
Copyright 2006 Adobe Systems Incorporated

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.


THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

*/


/*
 * The Bridge class, responsible for navigating AS instances
 */
function FABridge(target,bridgeName)
{
    this.target = target;
    this.remoteTypeCache = {};
    this.remoteInstanceCache = {};
    this.remoteFunctionCache = {};
    this.localFunctionCache = {};
    this.bridgeID = FABridge.nextBridgeID++;
    this.name = bridgeName;
    this.nextLocalFuncID = 0;
    FABridge.instances[this.name] = this;
    FABridge.idMap[this.bridgeID] = this;

    return this;
}

// type codes for packed values
FABridge.TYPE_ASINSTANCE =  1;
FABridge.TYPE_ASFUNCTION =  2;

FABridge.TYPE_JSFUNCTION =  3;
FABridge.TYPE_ANONYMOUS =   4;

FABridge.initCallbacks = {};
FABridge.userTypes = {};

FABridge.addToUserTypes = function()
{
	for (var i = 0; i < arguments.length; i++)
	{
		FABridge.userTypes[arguments[i]] = {
			'typeName': arguments[i], 
			'enriched': false
		};
	}
}

FABridge.argsToArray = function(args)
{
    var result = [];
    for (var i = 0; i < args.length; i++)
    {
        result[i] = args[i];
    }
    return result;
}

function instanceFactory(objID)
{
    this.fb_instance_id = objID;
    return this;
}

function FABridge__invokeJSFunction(args)
{  
    var funcID = args[0];
    var throughArgs = args.concat();//FABridge.argsToArray(arguments);
    throughArgs.shift();
   
    var bridge = FABridge.extractBridgeFromID(funcID);
    return bridge.invokeLocalFunction(funcID, throughArgs);
}

FABridge.addInitializationCallback = function(bridgeName, callback)
{
    var inst = FABridge.instances[bridgeName];
    if (inst != undefined)
    {
        callback.call(inst);
        return;
    }

    var callbackList = FABridge.initCallbacks[bridgeName];
    if(callbackList == null)
    {
        FABridge.initCallbacks[bridgeName] = callbackList = [];
    }

    callbackList.push(callback);
}

// updated for changes to SWFObject2
function FABridge__bridgeInitialized(bridgeName) {
    var objects = document.getElementsByTagName("object");
    var ol = objects.length;
    var activeObjects = [];
    if (ol > 0) {
		for (var i = 0; i < ol; i++) {
			if (typeof objects[i].SetVariable != "undefined") {
				activeObjects[activeObjects.length] = objects[i];
			}
		}
	}
    var embeds = document.getElementsByTagName("embed");
    var el = embeds.length;
    var activeEmbeds = [];
    if (el > 0) {
		for (var j = 0; j < el; j++) {
			if (typeof embeds[j].SetVariable != "undefined") {
            	activeEmbeds[activeEmbeds.length] = embeds[j];
            }
        }
    }
    var aol = activeObjects.length;
    var ael = activeEmbeds.length;
    var searchStr = "bridgeName="+ bridgeName;
    if ((aol == 1 && !ael) || (aol == 1 && ael == 1)) {
    	FABridge.attachBridge(activeObjects[0], bridgeName);	 
    }
    else if (ael == 1 && !aol) {
    	FABridge.attachBridge(activeEmbeds[0], bridgeName);
        }
    else {
                var flash_found = false;
		if (aol > 1) {
			for (var k = 0; k < aol; k++) {
				 var params = activeObjects[k].childNodes;
				 for (var l = 0; l < params.length; l++) {
					var param = params[l];
					if (param.nodeType == 1 && param.tagName.toLowerCase() == "param" && param["name"].toLowerCase() == "flashvars" && param["value"].indexOf(searchStr) >= 0) {
						FABridge.attachBridge(activeObjects[k], bridgeName);
                            flash_found = true;
                            break;
                        }
                    }
                if (flash_found) {
                    break;
                }
            }
        }
		if (!flash_found && ael > 1) {
			for (var m = 0; m < ael; m++) {
				var flashVars = activeEmbeds[m].attributes.getNamedItem("flashVars").nodeValue;
				if (flashVars.indexOf(searchStr) >= 0) {
					FABridge.attachBridge(activeEmbeds[m], bridgeName);
					break;
    }
            }
        }
    }
    return true;
}

// used to track multiple bridge instances, since callbacks from AS are global across the page.

FABridge.nextBridgeID = 0;
FABridge.instances = {};
FABridge.idMap = {};
FABridge.refCount = 0;

FABridge.extractBridgeFromID = function(id)
{
    var bridgeID = (id >> 16);
    return FABridge.idMap[bridgeID];
}

FABridge.attachBridge = function(instance, bridgeName)
{
    var newBridgeInstance = new FABridge(instance, bridgeName);

    FABridge[bridgeName] = newBridgeInstance;

/*  FABridge[bridgeName] = function() {
        return newBridgeInstance.root();
    }
*/
    var callbacks = FABridge.initCallbacks[bridgeName];
    if (callbacks == null)
    {
        return;
    }
    for (var i = 0; i < callbacks.length; i++)
    {
        callbacks[i].call(newBridgeInstance);
    }
    delete FABridge.initCallbacks[bridgeName]
}

// some methods can't be proxied.  You can use the explicit get,set, and call methods if necessary.

FABridge.blockedMethods =
{
    toString: true,
    get: true,
    set: true,
    call: true
};

FABridge.prototype =
{


// bootstrapping

    root: function()
    {
        return this.deserialize(this.target.getRoot());
    },
//clears all of the AS objects in the cache maps
    releaseASObjects: function()
    {
        return this.target.releaseASObjects();
    },
//clears a specific object in AS from the type maps
    releaseNamedASObject: function(value)
    {
        if(typeof(value) != "object")
        {
            return false;
        }
        else
        {
            var ret =  this.target.releaseNamedASObject(value.fb_instance_id);
            return ret;
        }
    },
//create a new AS Object
    create: function(className)
    {
        return this.deserialize(this.target.create(className));
    },


    // utilities

    makeID: function(token)
    {
        return (this.bridgeID << 16) + token;
    },


    // low level access to the flash object

//get a named property from an AS object
    getPropertyFromAS: function(objRef, propName)
    {
        if (FABridge.refCount > 0)
        {
            throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
        }
        else
        {
            FABridge.refCount++;
            retVal = this.target.getPropFromAS(objRef, propName);
            retVal = this.handleError(retVal);
            FABridge.refCount--;
            return retVal;
        }
    },
//set a named property on an AS object
    setPropertyInAS: function(objRef,propName, value)
    {
        if (FABridge.refCount > 0)
        {
            throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
        }
        else
        {
            FABridge.refCount++;
            retVal = this.target.setPropInAS(objRef,propName, this.serialize(value));
            retVal = this.handleError(retVal);
            FABridge.refCount--;
            return retVal;
        }
    },

//call an AS function
    callASFunction: function(funcID, args)
    {
        if (FABridge.refCount > 0)
        {
            throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
        }
        else
        {
            FABridge.refCount++;
            retVal = this.target.invokeASFunction(funcID, this.serialize(args));
            retVal = this.handleError(retVal);
            FABridge.refCount--;
            return retVal;
        }
    },
//call a method on an AS object
    callASMethod: function(objID, funcName, args)
    {
        if (FABridge.refCount > 0)
        {
            throw new Error("You are trying to call recursively into the Flash Player which is not allowed. In most cases the JavaScript setTimeout function, can be used as a workaround.");
        }
        else
        {
            FABridge.refCount++;
            args = this.serialize(args);
            retVal = this.target.invokeASMethod(objID, funcName, args);
            retVal = this.handleError(retVal);
            FABridge.refCount--;
            return retVal;
        }
    },

    // responders to remote calls from flash

    //callback from flash that executes a local JS function
    //used mostly when setting js functions as callbacks on events
    invokeLocalFunction: function(funcID, args)
    {
        var result;
        var func = this.localFunctionCache[funcID];

        if(func != undefined)
        {
            result = this.serialize(func.apply(null, this.deserialize(args)));
        }

        return result;
    },

    // Object Types and Proxies
	
    // accepts an object reference, returns a type object matching the obj reference.
    getTypeFromName: function(objTypeName)
    {
        return this.remoteTypeCache[objTypeName];
    },
    //create an AS proxy for the given object ID and type
    createProxy: function(objID, typeName)
    {
        var objType = this.getTypeFromName(typeName);
	        instanceFactory.prototype = objType;
	        var instance = new instanceFactory(objID);
        this.remoteInstanceCache[objID] = instance;
        return instance;
    },
    //return the proxy associated with the given object ID
    getProxy: function(objID)
    {
        return this.remoteInstanceCache[objID];
    },

    // accepts a type structure, returns a constructed type
    addTypeDataToCache: function(typeData)
    {
        newType = new ASProxy(this, typeData.name);
        var accessors = typeData.accessors;
        for (var i = 0; i < accessors.length; i++)
        {
            this.addPropertyToType(newType, accessors[i]);
        }

        var methods = typeData.methods;
        for (var i = 0; i < methods.length; i++)
        {
            if (FABridge.blockedMethods[methods[i]] == undefined)
            {
                this.addMethodToType(newType, methods[i]);
            }
        }


        this.remoteTypeCache[newType.typeName] = newType;
        return newType;
    },

    //add a property to a typename; used to define the properties that can be called on an AS proxied object
    addPropertyToType: function(ty, propName)
    {
        var c = propName.charAt(0);
        var setterName;
        var getterName;
        if(c >= "a" && c <= "z")
        {
            getterName = "get" + c.toUpperCase() + propName.substr(1);
            setterName = "set" + c.toUpperCase() + propName.substr(1);
        }
        else
        {
            getterName = "get" + propName;
            setterName = "set" + propName;
        }
        ty[setterName] = function(val)
        {
            this.bridge.setPropertyInAS(this.fb_instance_id, propName, val);
        }
        ty[getterName] = function()
        {
            return this.bridge.deserialize(this.bridge.getPropertyFromAS(this.fb_instance_id, propName));
        }
    },

    //add a method to a typename; used to define the methods that can be callefd on an AS proxied object
    addMethodToType: function(ty, methodName)
    {
        ty[methodName] = function()
        {
            return this.bridge.deserialize(this.bridge.callASMethod(this.fb_instance_id, methodName, FABridge.argsToArray(arguments)));
        }
    },

    // Function Proxies

    //returns the AS proxy for the specified function ID
    getFunctionProxy: function(funcID)
    {
        var bridge = this;
        if (this.remoteFunctionCache[funcID] == null)
        {
            this.remoteFunctionCache[funcID] = function()
            {
                bridge.callASFunction(funcID, FABridge.argsToArray(arguments));
            }
        }
        return this.remoteFunctionCache[funcID];
    },
    
    //reutrns the ID of the given function; if it doesnt exist it is created and added to the local cache
    getFunctionID: function(func)
    {
        if (func.__bridge_id__ == undefined)
        {
            func.__bridge_id__ = this.makeID(this.nextLocalFuncID++);
            this.localFunctionCache[func.__bridge_id__] = func;
        }
        return func.__bridge_id__;
    },

    // serialization / deserialization

    serialize: function(value)
    {
        var result = {};

        var t = typeof(value);
        //primitives are kept as such
        if (t == "number" || t == "string" || t == "boolean" || t == null || t == undefined)
        {
            result = value;
        }
        else if (value instanceof Array)
        {
            //arrays are serializesd recursively
            result = [];
            for (var i = 0; i < value.length; i++)
            {
                result[i] = this.serialize(value[i]);
            }
        }
        else if (t == "function")
        {
            //js functions are assigned an ID and stored in the local cache 
            result.type = FABridge.TYPE_JSFUNCTION;
            result.value = this.getFunctionID(value);
        }
        else if (value instanceof ASProxy)
        {
            result.type = FABridge.TYPE_ASINSTANCE;
            result.value = value.fb_instance_id;
        }
        else
        {
            result.type = FABridge.TYPE_ANONYMOUS;
            result.value = value;
        }

        return result;
    },

    //on deserialization we always check the return for the specific error code that is used to marshall NPE's into JS errors
    // the unpacking is done by returning the value on each pachet for objects/arrays 
    deserialize: function(packedValue)
    {

        var result;

        var t = typeof(packedValue);
        if (t == "number" || t == "string" || t == "boolean" || packedValue == null || packedValue == undefined)
        {
            result = this.handleError(packedValue);
        }
        else if (packedValue instanceof Array)
        {
            result = [];
            for (var i = 0; i < packedValue.length; i++)
            {
                result[i] = this.deserialize(packedValue[i]);
            }
        }
        else if (t == "object")
        {
            for(var i = 0; i < packedValue.newTypes.length; i++)
            {
                this.addTypeDataToCache(packedValue.newTypes[i]);
            }
            for (var aRefID in packedValue.newRefs)
            {
                this.createProxy(aRefID, packedValue.newRefs[aRefID]);
            }
            if (packedValue.type == FABridge.TYPE_PRIMITIVE)
            {
                result = packedValue.value;
            }
            else if (packedValue.type == FABridge.TYPE_ASFUNCTION)
            {
                result = this.getFunctionProxy(packedValue.value);
            }
            else if (packedValue.type == FABridge.TYPE_ASINSTANCE)
            {
                result = this.getProxy(packedValue.value);
            }
            else if (packedValue.type == FABridge.TYPE_ANONYMOUS)
            {
                result = packedValue.value;
            }
        }
        return result;
    },
    //increases the reference count for the given object
    addRef: function(obj)
    {
        this.target.incRef(obj.fb_instance_id);
    },
    //decrease the reference count for the given object and release it if needed
    release:function(obj)
    {
        this.target.releaseRef(obj.fb_instance_id);
    },

    // check the given value for the components of the hard-coded error code : __FLASHERROR
    // used to marshall NPE's into flash
    
    handleError: function(value)
    {
        if (typeof(value)=="string" && value.indexOf("__FLASHERROR")==0)
        {
            var myErrorMessage = value.split("||");
            if(FABridge.refCount > 0 )
            {
                FABridge.refCount--;
            }
            throw new Error(myErrorMessage[1]);
            return value;
        }
        else
        {
            return value;
        }   
    }
};

// The root ASProxy class that facades a flash object

ASProxy = function(bridge, typeName)
{
    this.bridge = bridge;
    this.typeName = typeName;
    return this;
};
//methods available on each ASProxy object
ASProxy.prototype =
{
    get: function(propName)
    {
        return this.bridge.deserialize(this.bridge.getPropertyFromAS(this.fb_instance_id, propName));
    },

    set: function(propName, value)
    {
        this.bridge.setPropertyInAS(this.fb_instance_id, propName, value);
    },

    call: function(funcName, args)
    {
        this.bridge.callASMethod(this.fb_instance_id, funcName, args);
    }, 
    
    addRef: function() {
        this.bridge.addRef(this);
    }, 
    
    release: function() {
        this.bridge.release(this);
    }
};

// Copyright: Hiroshi Ichikawa <http://gimite.net/en/>
// License: New BSD License
// Reference: http://dev.w3.org/html5/websockets/
// Reference: http://tools.ietf.org/html/draft-hixie-thewebsocketprotocol

(function() {
  
  if (window.WebSocket) return;

  var console = window.console;
  if (!console) console = {log: function(){ }, error: function(){ }};

  function hasFlash() {
    if ('navigator' in window && 'plugins' in navigator && navigator.plugins['Shockwave Flash']) {
      return !!navigator.plugins['Shockwave Flash'].description;
    }
    if ('ActiveXObject' in window) {
      try {
        return !!new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version');
      } catch (e) {}
    }
    return false;
  }
  
  if (!hasFlash()) {
    console.error("Flash Player is not installed.");
    return;
  }
  //console.log(location.protocol);
  if (location.protocol == "file:") {
    console.error(
      "web-socket-js doesn't work in file:///... URL (without special configuration). " +
      "Open the page via Web server i.e. http://...");
  }

  WebSocket = function(url, protocol, proxyHost, proxyPort, headers) {
    var self = this;
    self.readyState = WebSocket.CONNECTING;
    self.bufferedAmount = 0;
    // Uses setTimeout() to make sure __createFlash() runs after the caller sets ws.onopen etc.
    // Otherwise, when onopen fires immediately, onopen is called before it is set.
    setTimeout(function() {
      WebSocket.__addTask(function() {
        self.__createFlash(url, protocol, proxyHost, proxyPort, headers);
      });
    }, 1);
  }
  
  WebSocket.prototype.__createFlash = function(url, protocol, proxyHost, proxyPort, headers) {
    var self = this;
    self.__flash =
      WebSocket.__flash.create(url, protocol, proxyHost || null, proxyPort || 0, headers || null);

    self.__flash.addEventListener("open", function(fe) {
      try {
        self.readyState = self.__flash.getReadyState();
        if (self.__timer) clearInterval(self.__timer);
        if (window.opera) {
          // Workaround for weird behavior of Opera which sometimes drops events.
          self.__timer = setInterval(function () {
            self.__handleMessages();
          }, 500);
        }
        if (self.onopen) self.onopen();
      } catch (e) {
        console.error(e.toString());
      }
    });

    self.__flash.addEventListener("close", function(fe) {
      try {
        self.readyState = self.__flash.getReadyState();
        if (self.__timer) clearInterval(self.__timer);
        if (self.onclose) self.onclose();
      } catch (e) {
        console.error(e.toString());
      }
    });

    self.__flash.addEventListener("message", function() {
      try {
        self.__handleMessages();
      } catch (e) {
        console.error(e.toString());
      }
    });

    self.__flash.addEventListener("error", function(fe) {
      try {
        if (self.__timer) clearInterval(self.__timer);
        if (self.onerror) self.onerror();
      } catch (e) {
        console.error(e.toString());
      }
    });

    self.__flash.addEventListener("stateChange", function(fe) {
      try {
        self.readyState = self.__flash.getReadyState();
        self.bufferedAmount = fe.getBufferedAmount();
      } catch (e) {
        console.error(e.toString());
      }
    });

    //console.log("[WebSocket] Flash object is ready");
  };

  WebSocket.prototype.send = function(data) {
    if (this.__flash) {
      this.readyState = this.__flash.getReadyState();
    }
    if (!this.__flash || this.readyState == WebSocket.CONNECTING) {
      throw "INVALID_STATE_ERR: Web Socket connection has not been established";
    }
    var result = this.__flash.send(encodeURIComponent(data));
    if (result < 0) { // success
      return true;
    } else {
      this.bufferedAmount = result…