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socketcluster-client

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socketcluster-client - npm Package Compare versions

Comparing version 0.9.26 to 0.9.27

2

package.json
{
"name": "socketcluster-client",
"description": "Client side of SocketCluster",
"version": "0.9.26",
"version": "0.9.27",
"homepage": "https://github.com/topcloud/socketcluster-client",

@@ -6,0 +6,0 @@ "contributors": [

@@ -132,4 +132,8 @@ /**

options = options || {};
options.forceBase64 = true;
var opts = {};
for (var i in options) {
opts[i] = options[i];
}
opts.forceBase64 = true;
opts.path = (opts.path || '/socketcluster').replace(/\/$/, '') + '/';

@@ -167,3 +171,3 @@ this._localEvents = {

this.options = options;
this.options = opts;

@@ -170,0 +174,0 @@ if (this.options.autoReconnect && this.options.autoReconnectOptions == null) {

!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.socketCluster=e()}}(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(_dereq_,module,exports){var SCSocket=_dereq_("./scsocket");module.exports.SCSocket=SCSocket;module.exports.JSON=SCSocket.JSON;module.exports.Emitter=_dereq_("emitter");module.exports.connect=function(options){return new SCSocket(options)}},{"./scsocket":32,emitter:3}],2:[function(_dereq_,module,exports){(function(exports,nativeJSON){"use strict";if(nativeJSON&&nativeJSON.parse){return exports.JSON={parse:nativeJSON.parse,stringify:nativeJSON.stringify}}var JSON=exports.JSON={};function f(n){return n<10?"0"+n:n}function date(d,key){return isFinite(d.valueOf())?d.getUTCFullYear()+"-"+f(d.getUTCMonth()+1)+"-"+f(d.getUTCDate())+"T"+f(d.getUTCHours())+":"+f(d.getUTCMinutes())+":"+f(d.getUTCSeconds())+"Z":null}var cx=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,escapable=/[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,gap,indent,meta={"\b":"\\b"," ":"\\t","\n":"\\n","\f":"\\f","\r":"\\r",'"':'\\"',"\\":"\\\\"},rep;function quote(string){escapable.lastIndex=0;return escapable.test(string)?'"'+string.replace(escapable,function(a){var c=meta[a];return typeof c==="string"?c:"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)})+'"':'"'+string+'"'}function str(key,holder){var i,k,v,length,mind=gap,partial,value=holder[key];if(value instanceof Date){value=date(key)}if(typeof rep==="function"){value=rep.call(holder,key,value)}switch(typeof value){case"string":return quote(value);case"number":return isFinite(value)?String(value):"null";case"boolean":case"null":return String(value);case"object":if(!value){return"null"}gap+=indent;partial=[];if(Object.prototype.toString.apply(value)==="[object Array]"){length=value.length;for(i=0;i<length;i+=1){partial[i]=str(i,value)||"null"}v=partial.length===0?"[]":gap?"[\n"+gap+partial.join(",\n"+gap)+"\n"+mind+"]":"["+partial.join(",")+"]";gap=mind;return v}if(rep&&typeof rep==="object"){length=rep.length;for(i=0;i<length;i+=1){if(typeof rep[i]==="string"){k=rep[i];v=str(k,value);if(v){partial.push(quote(k)+(gap?": ":":")+v)}}}}else{for(k in value){if(Object.prototype.hasOwnProperty.call(value,k)){v=str(k,value);if(v){partial.push(quote(k)+(gap?": ":":")+v)}}}}v=partial.length===0?"{}":gap?"{\n"+gap+partial.join(",\n"+gap)+"\n"+mind+"}":"{"+partial.join(",")+"}";gap=mind;return v}}JSON.stringify=function(value,replacer,space){var i;gap="";indent="";if(typeof space==="number"){for(i=0;i<space;i+=1){indent+=" "}}else if(typeof space==="string"){indent=space}rep=replacer;if(replacer&&typeof replacer!=="function"&&(typeof replacer!=="object"||typeof replacer.length!=="number")){throw new Error("JSON.stringify")}return str("",{"":value})};JSON.parse=function(text,reviver){var j;function walk(holder,key){var k,v,value=holder[key];if(value&&typeof value==="object"){for(k in value){if(Object.prototype.hasOwnProperty.call(value,k)){v=walk(value,k);if(v!==undefined){value[k]=v}else{delete value[k]}}}}return reviver.call(holder,key,value)}text=String(text);cx.lastIndex=0;if(cx.test(text)){text=text.replace(cx,function(a){return"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)})}if(/^[\],:{}\s]*$/.test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,"@").replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,"]").replace(/(?:^|:|,)(?:\s*\[)+/g,""))){j=eval("("+text+")");return typeof reviver==="function"?walk({"":j},""):j}throw new SyntaxError("JSON.parse")}})("undefined"!=typeof io?io:module.exports,typeof JSON!=="undefined"?JSON:undefined)},{}],3:[function(_dereq_,module,exports){var index=_dereq_("indexof");module.exports=Emitter;function Emitter(obj){if(obj)return mixin(obj)}function mixin(obj){for(var key in Emitter.prototype){obj[key]=Emitter.prototype[key]}return obj}Emitter.prototype.on=function(event,fn){this._callbacks=this._callbacks||{};(this._callbacks[event]=this._callbacks[event]||[]).push(fn);return this};Emitter.prototype.once=function(event,fn){var self=this;this._callbacks=this._callbacks||{};function on(){self.off(event,on);fn.apply(this,arguments)}fn._off=on;this.on(event,on);return this};Emitter.prototype.off=Emitter.prototype.removeListener=Emitter.prototype.removeAllListeners=function(event,fn){this._callbacks=this._callbacks||{};if(0==arguments.length){this._callbacks={};return this}var callbacks=this._callbacks[event];if(!callbacks)return this;if(1==arguments.length){delete this._callbacks[event];return this}var i=index(callbacks,fn._off||fn);if(~i)callbacks.splice(i,1);return this};Emitter.prototype.emit=function(event){this._callbacks=this._callbacks||{};var args=[].slice.call(arguments,1),callbacks=this._callbacks[event];if(callbacks){callbacks=callbacks.slice(0);for(var i=0,len=callbacks.length;i<len;++i){callbacks[i].apply(this,args)}}return this};Emitter.prototype.listeners=function(event){this._callbacks=this._callbacks||{};return this._callbacks[event]||[]};Emitter.prototype.hasListeners=function(event){return!!this.listeners(event).length}},{indexof:4}],4:[function(_dereq_,module,exports){var indexOf=[].indexOf;module.exports=function(arr,obj){if(indexOf)return arr.indexOf(obj);for(var i=0;i<arr.length;++i){if(arr[i]===obj)return i}return-1}},{}],5:[function(_dereq_,module,exports){module.exports=_dereq_("./lib/")},{"./lib/":6}],6:[function(_dereq_,module,exports){module.exports=_dereq_("./socket");module.exports.parser=_dereq_("engine.io-parser")},{"./socket":7,"engine.io-parser":19}],7:[function(_dereq_,module,exports){(function(global){var transports=_dereq_("./transports");var Emitter=_dereq_("component-emitter");var debug=_dereq_("debug")("engine.io-client:socket");var index=_dereq_("indexof");var parser=_dereq_("engine.io-parser");var parseuri=_dereq_("parseuri");var parsejson=_dereq_("parsejson");var parseqs=_dereq_("parseqs");module.exports=Socket;function noop(){}function Socket(uri,opts){if(!(this instanceof Socket))return new Socket(uri,opts);opts=opts||{};if(uri&&"object"==typeof uri){opts=uri;uri=null}if(uri){uri=parseuri(uri);opts.host=uri.host;opts.secure=uri.protocol=="https"||uri.protocol=="wss";opts.port=uri.port;if(uri.query)opts.query=uri.query}this.secure=null!=opts.secure?opts.secure:global.location&&"https:"==location.protocol;if(opts.host){var pieces=opts.host.split(":");opts.hostname=pieces.shift();if(pieces.length)opts.port=pieces.pop()}this.agent=opts.agent||false;this.hostname=opts.hostname||(global.location?location.hostname:"localhost");this.port=opts.port||(global.location&&location.port?location.port:this.secure?443:80);this.query=opts.query||{};if("string"==typeof this.query)this.query=parseqs.decode(this.query);this.upgrade=false!==opts.upgrade;this.path=(opts.path||"/engine.io").replace(/\/$/,"")+"/";this.forceJSONP=!!opts.forceJSONP;this.forceBase64=!!opts.forceBase64;this.timestampParam=opts.timestampParam||"t";this.timestampRequests=opts.timestampRequests;this.transports=opts.transports||["polling","websocket"];this.readyState="";this.writeBuffer=[];this.callbackBuffer=[];this.policyPort=opts.policyPort||843;this.rememberUpgrade=opts.rememberUpgrade||false;this.open();this.binaryType=null;this.onlyBinaryUpgrades=opts.onlyBinaryUpgrades}Socket.priorWebsocketSuccess=false;Emitter(Socket.prototype);Socket.protocol=parser.protocol;Socket.Socket=Socket;Socket.Transport=_dereq_("./transport");Socket.transports=_dereq_("./transports");Socket.parser=_dereq_("engine.io-parser");Socket.prototype.createTransport=function(name){debug('creating transport "%s"',name);var query=clone(this.query);query.EIO=parser.protocol;query.transport=name;if(this.id)query.sid=this.id;var transport=new transports[name]({agent:this.agent,hostname:this.hostname,port:this.port,secure:this.secure,path:this.path,query:query,forceJSONP:this.forceJSONP,forceBase64:this.forceBase64,timestampRequests:this.timestampRequests,timestampParam:this.timestampParam,policyPort:this.policyPort,socket:this});return transport};function clone(obj){var o={};for(var i in obj){if(obj.hasOwnProperty(i)){o[i]=obj[i]}}return o}Socket.prototype.open=function(){var transport;if(this.rememberUpgrade&&Socket.priorWebsocketSuccess&&this.transports.indexOf("websocket")!=-1){transport="websocket"}else{transport=this.transports[0]}this.readyState="opening";var transport=this.createTransport(transport);transport.open();this.setTransport(transport)};Socket.prototype.setTransport=function(transport){debug("setting transport %s",transport.name);var self=this;if(this.transport){debug("clearing existing transport %s",this.transport.name);this.transport.removeAllListeners()}this.transport=transport;transport.on("drain",function(){self.onDrain()}).on("packet",function(packet){self.onPacket(packet)}).on("error",function(e){self.onError(e)}).on("close",function(){self.onClose("transport close")})};Socket.prototype.probe=function(name){debug('probing transport "%s"',name);var transport=this.createTransport(name,{probe:1}),failed=false,self=this;Socket.priorWebsocketSuccess=false;function onTransportOpen(){if(self.onlyBinaryUpgrades){var upgradeLosesBinary=!this.supportsBinary&&self.transport.supportsBinary;failed=failed||upgradeLosesBinary}if(failed)return;debug('probe transport "%s" opened',name);transport.send([{type:"ping",data:"probe"}]);transport.once("packet",function(msg){if(failed)return;if("pong"==msg.type&&"probe"==msg.data){debug('probe transport "%s" pong',name);self.upgrading=true;self.emit("upgrading",transport);Socket.priorWebsocketSuccess="websocket"==transport.name;debug('pausing current transport "%s"',self.transport.name);self.transport.pause(function(){if(failed)return;if("closed"==self.readyState||"closing"==self.readyState){return}debug("changing transport and sending upgrade packet");cleanup();self.setTransport(transport);transport.send([{type:"upgrade"}]);self.emit("upgrade",transport);self.upgrading=false;self.flush()})}else{debug('probe transport "%s" failed',name);var err=new Error("probe error");err.transport=transport.name;self.emit("upgradeError",err)}})}function freezeTransport(){if(failed)return;failed=true;cleanup();transport.close()}function onerror(err){var error=new Error("probe error: "+err);error.transport=name;freezeTransport();debug('probe transport "%s" failed because of error: %s',name,err);self.emit("upgradeError",error)}function onTransportClose(){onerror("transport closed")}function onclose(){onerror("socket closed")}function onupgrade(to){if(transport&&to.name!=transport.name){debug('"%s" works - aborting "%s"',to.name,transport.name);freezeTransport()}}function cleanup(){transport.removeListener("open",onTransportOpen);transport.removeListener("error",onerror);transport.removeListener("close",onTransportClose);self.removeListener("close",onclose);self.removeListener("upgrading",onupgrade)}transport.once("open",onTransportOpen);transport.once("error",onerror);transport.once("close",onTransportClose);this.once("close",onclose);this.once("upgrading",onupgrade);transport.open()};Socket.prototype.onOpen=function(){debug("socket open");this.readyState="open";Socket.priorWebsocketSuccess="websocket"==this.transport.name;this.emit("open");this.flush();if("open"==this.readyState&&this.upgrade&&this.transport.pause){debug("starting upgrade probes");for(var i=0,l=this.upgrades.length;i<l;i++){this.probe(this.upgrades[i])}}};Socket.prototype.onPacket=function(packet){if("opening"==this.readyState||"open"==this.readyState){debug('socket receive: type "%s", data "%s"',packet.type,packet.data);this.emit("packet",packet);this.emit("heartbeat");switch(packet.type){case"open":this.onHandshake(parsejson(packet.data));break;case"pong":this.setPing();break;case"error":var err=new Error("server error");err.code=packet.data;this.emit("error",err);break;case"message":this.emit("data",packet.data);this.emit("message",packet.data);break}}else{debug('packet received with socket readyState "%s"',this.readyState)}};Socket.prototype.onHandshake=function(data){this.emit("handshake",data);this.id=data.sid;this.transport.query.sid=data.sid;this.upgrades=this.filterUpgrades(data.upgrades);this.pingInterval=data.pingInterval;this.pingTimeout=data.pingTimeout;this.onOpen();if("closed"==this.readyState)return;this.setPing();this.removeListener("heartbeat",this.onHeartbeat);this.on("heartbeat",this.onHeartbeat)};Socket.prototype.onHeartbeat=function(timeout){clearTimeout(this.pingTimeoutTimer);var self=this;self.pingTimeoutTimer=setTimeout(function(){if("closed"==self.readyState)return;self.onClose("ping timeout")},timeout||self.pingInterval+self.pingTimeout)};Socket.prototype.setPing=function(){var self=this;clearTimeout(self.pingIntervalTimer);self.pingIntervalTimer=setTimeout(function(){debug("writing ping packet - expecting pong within %sms",self.pingTimeout);self.ping();self.onHeartbeat(self.pingTimeout)},self.pingInterval)};Socket.prototype.ping=function(){this.sendPacket("ping")};Socket.prototype.onDrain=function(){for(var i=0;i<this.prevBufferLen;i++){if(this.callbackBuffer[i]){this.callbackBuffer[i]()}}this.writeBuffer.splice(0,this.prevBufferLen);this.callbackBuffer.splice(0,this.prevBufferLen);this.prevBufferLen=0;if(this.writeBuffer.length==0){this.emit("drain")}else{this.flush()}};Socket.prototype.flush=function(){if("closed"!=this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){debug("flushing %d packets in socket",this.writeBuffer.length);this.transport.send(this.writeBuffer);this.prevBufferLen=this.writeBuffer.length;this.emit("flush")}};Socket.prototype.write=Socket.prototype.send=function(msg,fn){this.sendPacket("message",msg,fn);return this};Socket.prototype.sendPacket=function(type,data,fn){var packet={type:type,data:data};this.emit("packetCreate",packet);this.writeBuffer.push(packet);this.callbackBuffer.push(fn);this.flush()};Socket.prototype.close=function(){if("opening"==this.readyState||"open"==this.readyState){this.onClose("forced close");debug("socket closing - telling transport to close");this.transport.close()}return this};Socket.prototype.onError=function(err){debug("socket error %j",err);Socket.priorWebsocketSuccess=false;this.emit("error",err);this.onClose("transport error",err)};Socket.prototype.onClose=function(reason,desc){if("opening"==this.readyState||"open"==this.readyState){debug('socket close with reason: "%s"',reason);var self=this;clearTimeout(this.pingIntervalTimer);clearTimeout(this.pingTimeoutTimer);setTimeout(function(){self.writeBuffer=[];self.callbackBuffer=[];self.prevBufferLen=0},0);this.transport.removeAllListeners("close");this.transport.close();this.transport.removeAllListeners();this.readyState="closed";this.id=null;this.emit("close",reason,desc)}};Socket.prototype.filterUpgrades=function(upgrades){var filteredUpgrades=[];for(var i=0,j=upgrades.length;i<j;i++){if(~index(this.transports,upgrades[i]))filteredUpgrades.push(upgrades[i])}return filteredUpgrades}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./transport":8,"./transports":9,"component-emitter":16,debug:18,"engine.io-parser":19,indexof:27,parsejson:28,parseqs:29,parseuri:30}],8:[function(_dereq_,module,exports){var parser=_dereq_("engine.io-parser");var Emitter=_dereq_("component-emitter");module.exports=Transport;function Transport(opts){this.path=opts.path;this.hostname=opts.hostname;this.port=opts.port;this.secure=opts.secure;this.query=opts.query;this.timestampParam=opts.timestampParam;this.timestampRequests=opts.timestampRequests;this.readyState="";this.agent=opts.agent||false;this.socket=opts.socket}Emitter(Transport.prototype);Transport.timestamps=0;Transport.prototype.onError=function(msg,desc){var err=new Error(msg);err.type="TransportError";err.description=desc;this.emit("error",err);return this};Transport.prototype.open=function(){if("closed"==this.readyState||""==this.readyState){this.readyState="opening";this.doOpen()}return this};Transport.prototype.close=function(){if("opening"==this.readyState||"open"==this.readyState){this.doClose();this.onClose()}return this};Transport.prototype.send=function(packets){if("open"==this.readyState){this.write(packets)}else{throw new Error("Transport not open")}};Transport.prototype.onOpen=function(){this.readyState="open";this.writable=true;this.emit("open")};Transport.prototype.onData=function(data){try{var packet=parser.decodePacket(data,this.socket.binaryType);this.onPacket(packet)}catch(e){e.data=data;this.onError("parser decode error",e)}};Transport.prototype.onPacket=function(packet){this.emit("packet",packet)};Transport.prototype.onClose=function(){this.readyState="closed";this.emit("close")}},{"component-emitter":16,"engine.io-parser":19}],9:[function(_dereq_,module,exports){(function(global){var XMLHttpRequest=_dereq_("xmlhttprequest");var XHR=_dereq_("./polling-xhr");var JSONP=_dereq_("./polling-jsonp");var websocket=_dereq_("./websocket");exports.polling=polling;exports.websocket=websocket;function polling(opts){var xhr;var xd=false;if(global.location){var isSSL="https:"==location.protocol;var port=location.port;if(!port){port=isSSL?443:80}xd=opts.hostname!=location.hostname||port!=opts.port}opts.xdomain=xd;xhr=new XMLHttpRequest(opts);if("open"in xhr&&!opts.forceJSONP){return new XHR(opts)}else{return new JSONP(opts)}}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./polling-jsonp":10,"./polling-xhr":11,"./websocket":13,xmlhttprequest:14}],10:[function(_dereq_,module,exports){(function(global){var Polling=_dereq_("./polling");var inherit=_dereq_("component-inherit");module.exports=JSONPPolling;var rNewline=/\n/g;var rEscapedNewline=/\\n/g;var callbacks;var index=0;function empty(){}function JSONPPolling(opts){Polling.call(this,opts);this.query=this.query||{};if(!callbacks){if(!global.___eio)global.___eio=[];callbacks=global.___eio}this.index=callbacks.length;var self=this;callbacks.push(function(msg){self.onData(msg)});this.query.j=this.index;if(global.document&&global.addEventListener){global.addEventListener("beforeunload",function(){if(self.script)self.script.onerror=empty})}}inherit(JSONPPolling,Polling);JSONPPolling.prototype.supportsBinary=false;JSONPPolling.prototype.doClose=function(){if(this.script){this.script.parentNode.removeChild(this.script);this.script=null}if(this.form){this.form.parentNode.removeChild(this.form);this.form=null}Polling.prototype.doClose.call(this)};JSONPPolling.prototype.doPoll=function(){var self=this;var script=document.createElement("script");if(this.script){this.script.parentNode.removeChild(this.script);this.script=null}script.async=true;script.src=this.uri();script.onerror=function(e){self.onError("jsonp poll error",e)};var insertAt=document.getElementsByTagName("script")[0];insertAt.parentNode.insertBefore(script,insertAt);this.script=script;var isUAgecko="undefined"!=typeof navigator&&/gecko/i.test(navigator.userAgent);if(isUAgecko){setTimeout(function(){var iframe=document.createElement("iframe");document.body.appendChild(iframe);document.body.removeChild(iframe)},100)}};JSONPPolling.prototype.doWrite=function(data,fn){var self=this;if(!this.form){var form=document.createElement("form");var area=document.createElement("textarea");var id=this.iframeId="eio_iframe_"+this.index;var iframe;form.className="socketio";form.style.position="absolute";form.style.top="-1000px";form.style.left="-1000px";form.target=id;form.method="POST";form.setAttribute("accept-charset","utf-8");area.name="d";form.appendChild(area);document.body.appendChild(form);this.form=form;this.area=area}this.form.action=this.uri();function complete(){initIframe();fn()}function initIframe(){if(self.iframe){try{self.form.removeChild(self.iframe)}catch(e){self.onError("jsonp polling iframe removal error",e)}}try{var html='<iframe src="javascript:0" name="'+self.iframeId+'">';iframe=document.createElement(html)}catch(e){iframe=document.createElement("iframe");iframe.name=self.iframeId;iframe.src="javascript:0"}iframe.id=self.iframeId;self.form.appendChild(iframe);self.iframe=iframe}initIframe();data=data.replace(rEscapedNewline,"\\\n");this.area.value=data.replace(rNewline,"\\n");try{this.form.submit()}catch(e){}if(this.iframe.attachEvent){this.iframe.onreadystatechange=function(){if(self.iframe.readyState=="complete"){complete()}}}else{this.iframe.onload=complete}}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./polling":12,"component-inherit":17}],11:[function(_dereq_,module,exports){(function(global){var XMLHttpRequest=_dereq_("xmlhttprequest");var Polling=_dereq_("./polling");var Emitter=_dereq_("component-emitter");var inherit=_dereq_("component-inherit");var debug=_dereq_("debug")("engine.io-client:polling-xhr");module.exports=XHR;module.exports.Request=Request;function empty(){}function XHR(opts){Polling.call(this,opts);if(global.location){var isSSL="https:"==location.protocol;var port=location.port;if(!port){port=isSSL?443:80}this.xd=opts.hostname!=global.location.hostname||port!=opts.port}}inherit(XHR,Polling);XHR.prototype.supportsBinary=true;XHR.prototype.request=function(opts){opts=opts||{};opts.uri=this.uri();opts.xd=this.xd;opts.agent=this.agent||false;opts.supportsBinary=this.supportsBinary;return new Request(opts)};XHR.prototype.doWrite=function(data,fn){var isBinary=typeof data!=="string"&&data!==undefined;var req=this.request({method:"POST",data:data,isBinary:isBinary});var self=this;req.on("success",fn);req.on("error",function(err){self.onError("xhr post error",err)});this.sendXhr=req};XHR.prototype.doPoll=function(){debug("xhr poll");var req=this.request();var self=this;req.on("data",function(data){self.onData(data)});req.on("error",function(err){self.onError("xhr poll error",err)});this.pollXhr=req};function Request(opts){this.method=opts.method||"GET";this.uri=opts.uri;this.xd=!!opts.xd;this.async=false!==opts.async;this.data=undefined!=opts.data?opts.data:null;this.agent=opts.agent;this.create(opts.isBinary,opts.supportsBinary)}Emitter(Request.prototype);Request.prototype.create=function(isBinary,supportsBinary){var xhr=this.xhr=new XMLHttpRequest({agent:this.agent,xdomain:this.xd});var self=this;try{debug("xhr open %s: %s",this.method,this.uri);xhr.open(this.method,this.uri,this.async);if(supportsBinary){xhr.responseType="arraybuffer"}if("POST"==this.method){try{if(isBinary){xhr.setRequestHeader("Content-type","application/octet-stream")}else{xhr.setRequestHeader("Content-type","text/plain;charset=UTF-8")}}catch(e){}}if("withCredentials"in xhr){xhr.withCredentials=true}xhr.onreadystatechange=function(){var data;try{if(4!=xhr.readyState)return;if(200==xhr.status||1223==xhr.status){var contentType=xhr.getResponseHeader("Content-Type");if(contentType==="application/octet-stream"){data=xhr.response}else{if(!supportsBinary){data=xhr.responseText}else{data="ok"}}}else{setTimeout(function(){self.onError(xhr.status)},0)}}catch(e){self.onError(e)}if(null!=data){self.onData(data)}};debug("xhr data %s",this.data);xhr.send(this.data)}catch(e){setTimeout(function(){self.onError(e)},0);return}if(global.document){this.index=Request.requestsCount++;Request.requests[this.index]=this}};Request.prototype.onSuccess=function(){this.emit("success");this.cleanup()};Request.prototype.onData=function(data){this.emit("data",data);this.onSuccess()};Request.prototype.onError=function(err){this.emit("error",err);this.cleanup()};Request.prototype.cleanup=function(){if("undefined"==typeof this.xhr||null===this.xhr){return}this.xhr.onreadystatechange=empty;try{this.xhr.abort()}catch(e){}if(global.document){delete Request.requests[this.index]}this.xhr=null};Request.prototype.abort=function(){this.cleanup()};if(global.document){Request.requestsCount=0;Request.requests={};if(global.attachEvent){global.attachEvent("onunload",unloadHandler)}else if(global.addEventListener){global.addEventListener("beforeunload",unloadHandler)}}function unloadHandler(){for(var i in Request.requests){if(Request.requests.hasOwnProperty(i)){Request.requests[i].abort()}}}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./polling":12,"component-emitter":16,"component-inherit":17,debug:18,xmlhttprequest:14}],12:[function(_dereq_,module,exports){var Transport=_dereq_("../transport");var parseqs=_dereq_("parseqs");var parser=_dereq_("engine.io-parser");var inherit=_dereq_("component-inherit");var debug=_dereq_("debug")("engine.io-client:polling");module.exports=Polling;var hasXHR2=function(){var XMLHttpRequest=_dereq_("xmlhttprequest");var xhr=new XMLHttpRequest({agent:this.agent,xdomain:false});return null!=xhr.responseType}();function Polling(opts){var forceBase64=opts&&opts.forceBase64;if(!hasXHR2||forceBase64){this.supportsBinary=false}Transport.call(this,opts)}inherit(Polling,Transport);Polling.prototype.name="polling";Polling.prototype.doOpen=function(){this.poll()};Polling.prototype.pause=function(onPause){var pending=0;var self=this;this.readyState="pausing";function pause(){debug("paused");self.readyState="paused";onPause()}if(this.polling||!this.writable){var total=0;if(this.polling){debug("we are currently polling - waiting to pause");total++;this.once("pollComplete",function(){debug("pre-pause polling complete");--total||pause()})}if(!this.writable){debug("we are currently writing - waiting to pause");total++;this.once("drain",function(){debug("pre-pause writing complete");--total||pause()})}}else{pause()}};Polling.prototype.poll=function(){debug("polling");this.polling=true;this.doPoll();this.emit("poll")};Polling.prototype.onData=function(data){var self=this;debug("polling got data %s",data);var callback=function(packet,index,total){if("opening"==self.readyState){self.onOpen()}if("close"==packet.type){self.onClose();return false}self.onPacket(packet)};parser.decodePayload(data,this.socket.binaryType,callback);if("closed"!=this.readyState){this.polling=false;this.emit("pollComplete");if("open"==this.readyState){this.poll()}else{debug('ignoring poll - transport state "%s"',this.readyState)}}};Polling.prototype.doClose=function(){var self=this;function close(){debug("writing close packet");self.write([{type:"close"}])}if("open"==this.readyState){debug("transport open - closing");close()}else{debug("transport not open - deferring close");this.once("open",close)}};Polling.prototype.write=function(packets){var self=this;this.writable=false;var callbackfn=function(){self.writable=true;self.emit("drain")};var self=this;parser.encodePayload(packets,this.supportsBinary,function(data){self.doWrite(data,callbackfn)})};Polling.prototype.uri=function(){var query=this.query||{};var schema=this.secure?"https":"http";var port="";if(false!==this.timestampRequests){query[this.timestampParam]=+new Date+"-"+Transport.timestamps++}if(!this.supportsBinary&&!query.sid){query.b64=1}query=parseqs.encode(query);if(this.port&&("https"==schema&&this.port!=443||"http"==schema&&this.port!=80)){port=":"+this.port}if(query.length){query="?"+query}return schema+"://"+this.hostname+port+this.path+query}},{"../transport":8,"component-inherit":17,debug:18,"engine.io-parser":19,parseqs:29,xmlhttprequest:14}],13:[function(_dereq_,module,exports){var Transport=_dereq_("../transport");var parser=_dereq_("engine.io-parser");var parseqs=_dereq_("parseqs");var inherit=_dereq_("component-inherit");var debug=_dereq_("debug")("engine.io-client:websocket");var WebSocket=_dereq_("ws");module.exports=WS;function WS(opts){var forceBase64=opts&&opts.forceBase64;if(forceBase64){this.supportsBinary=false}Transport.call(this,opts)}inherit(WS,Transport);WS.prototype.name="websocket";WS.prototype.supportsBinary=true;WS.prototype.doOpen=function(){if(!this.check()){return}var self=this;var uri=this.uri();var protocols=void 0;var opts={agent:this.agent};this.ws=new WebSocket(uri,protocols,opts);if(this.ws.binaryType===undefined){this.supportsBinary=false}this.ws.binaryType="arraybuffer";this.addEventListeners()};WS.prototype.addEventListeners=function(){var self=this;this.ws.onopen=function(){self.onOpen()};this.ws.onclose=function(){self.onClose()};this.ws.onmessage=function(ev){self.onData(ev.data)};this.ws.onerror=function(e){self.onError("websocket error",e)}};if("undefined"!=typeof navigator&&/iPad|iPhone|iPod/i.test(navigator.userAgent)){WS.prototype.onData=function(data){var self=this;setTimeout(function(){Transport.prototype.onData.call(self,data)},0)}}WS.prototype.write=function(packets){var self=this;this.writable=false;for(var i=0,l=packets.length;i<l;i++){parser.encodePacket(packets[i],this.supportsBinary,function(data){try{self.ws.send(data)}catch(e){debug("websocket closed before onclose event")}})}function ondrain(){self.writable=true;self.emit("drain")}setTimeout(ondrain,0)};WS.prototype.onClose=function(){Transport.prototype.onClose.call(this)};WS.prototype.doClose=function(){if(typeof this.ws!=="undefined"){this.ws.close()}};WS.prototype.uri=function(){var query=this.query||{};var schema=this.secure?"wss":"ws";var port="";if(this.port&&("wss"==schema&&this.port!=443||"ws"==schema&&this.port!=80)){port=":"+this.port}if(this.timestampRequests){query[this.timestampParam]=+new Date}if(!this.supportsBinary){query.b64=1}query=parseqs.encode(query);if(query.length){query="?"+query}return schema+"://"+this.hostname+port+this.path+query};WS.prototype.check=function(){return!!WebSocket&&!("__initialize"in WebSocket&&this.name===WS.prototype.name)}},{"../transport":8,"component-inherit":17,debug:18,"engine.io-parser":19,parseqs:29,ws:31}],14:[function(_dereq_,module,exports){var hasCORS=_dereq_("has-cors");module.exports=function(opts){var xdomain=opts.xdomain;try{if("undefined"!=typeof XMLHttpRequest&&(!xdomain||hasCORS)){return new XMLHttpRequest}}catch(e){}if(!xdomain){try{return new ActiveXObject("Microsoft.XMLHTTP")}catch(e){}}}},{"has-cors":25}],15:[function(_dereq_,module,exports){(function(global){var BlobBuilder=global.BlobBuilder||global.WebKitBlobBuilder||global.MSBlobBuilder||global.MozBlobBuilder;var blobSupported=function(){try{var b=new Blob(["hi"]);return b.size==2}catch(e){return false}}();var blobBuilderSupported=BlobBuilder&&BlobBuilder.prototype.append&&BlobBuilder.prototype.getBlob;function BlobBuilderConstructor(ary,options){options=options||{};var bb=new BlobBuilder;for(var i=0;i<ary.length;i++){bb.append(ary[i])}return options.type?bb.getBlob(options.type):bb.getBlob()}module.exports=function(){if(blobSupported){return global.Blob}else if(blobBuilderSupported){return BlobBuilderConstructor}else{return undefined}}()}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],16:[function(_dereq_,module,exports){module.exports=Emitter;function Emitter(obj){if(obj)return mixin(obj)}function mixin(obj){for(var key in Emitter.prototype){obj[key]=Emitter.prototype[key]}return obj}Emitter.prototype.on=Emitter.prototype.addEventListener=function(event,fn){this._callbacks=this._callbacks||{};(this._callbacks[event]=this._callbacks[event]||[]).push(fn);return this};Emitter.prototype.once=function(event,fn){var self=this;this._callbacks=this._callbacks||{};function on(){self.off(event,on);fn.apply(this,arguments)}on.fn=fn;this.on(event,on);return this};Emitter.prototype.off=Emitter.prototype.removeListener=Emitter.prototype.removeAllListeners=Emitter.prototype.removeEventListener=function(event,fn){this._callbacks=this._callbacks||{};
if(0==arguments.length){this._callbacks={};return this}var callbacks=this._callbacks[event];if(!callbacks)return this;if(1==arguments.length){delete this._callbacks[event];return this}var cb;for(var i=0;i<callbacks.length;i++){cb=callbacks[i];if(cb===fn||cb.fn===fn){callbacks.splice(i,1);break}}return this};Emitter.prototype.emit=function(event){this._callbacks=this._callbacks||{};var args=[].slice.call(arguments,1),callbacks=this._callbacks[event];if(callbacks){callbacks=callbacks.slice(0);for(var i=0,len=callbacks.length;i<len;++i){callbacks[i].apply(this,args)}}return this};Emitter.prototype.listeners=function(event){this._callbacks=this._callbacks||{};return this._callbacks[event]||[]};Emitter.prototype.hasListeners=function(event){return!!this.listeners(event).length}},{}],17:[function(_dereq_,module,exports){module.exports=function(a,b){var fn=function(){};fn.prototype=b.prototype;a.prototype=new fn;a.prototype.constructor=a}},{}],18:[function(_dereq_,module,exports){module.exports=debug;function debug(name){if(!debug.enabled(name))return function(){};return function(fmt){fmt=coerce(fmt);var curr=new Date;var ms=curr-(debug[name]||curr);debug[name]=curr;fmt=name+" "+fmt+" +"+debug.humanize(ms);window.console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)}}debug.names=[];debug.skips=[];debug.enable=function(name){try{localStorage.debug=name}catch(e){}var split=(name||"").split(/[\s,]+/),len=split.length;for(var i=0;i<len;i++){name=split[i].replace("*",".*?");if(name[0]==="-"){debug.skips.push(new RegExp("^"+name.substr(1)+"$"))}else{debug.names.push(new RegExp("^"+name+"$"))}}};debug.disable=function(){debug.enable("")};debug.humanize=function(ms){var sec=1e3,min=60*1e3,hour=60*min;if(ms>=hour)return(ms/hour).toFixed(1)+"h";if(ms>=min)return(ms/min).toFixed(1)+"m";if(ms>=sec)return(ms/sec|0)+"s";return ms+"ms"};debug.enabled=function(name){for(var i=0,len=debug.skips.length;i<len;i++){if(debug.skips[i].test(name)){return false}}for(var i=0,len=debug.names.length;i<len;i++){if(debug.names[i].test(name)){return true}}return false};function coerce(val){if(val instanceof Error)return val.stack||val.message;return val}try{if(window.localStorage)debug.enable(localStorage.debug)}catch(e){}},{}],19:[function(_dereq_,module,exports){(function(global){var keys=_dereq_("./keys");var sliceBuffer=_dereq_("arraybuffer.slice");var base64encoder=_dereq_("base64-arraybuffer");var after=_dereq_("after");var utf8=_dereq_("utf8");var isAndroid=navigator.userAgent.match(/Android/i);exports.protocol=2;var packets=exports.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6};var packetslist=keys(packets);var err={type:"error",data:"parser error"};var Blob=_dereq_("blob");exports.encodePacket=function(packet,supportsBinary,callback){if(typeof supportsBinary=="function"){callback=supportsBinary;supportsBinary=false}var data=packet.data===undefined?undefined:packet.data.buffer||packet.data;if(global.ArrayBuffer&&data instanceof ArrayBuffer){return encodeArrayBuffer(packet,supportsBinary,callback)}else if(Blob&&data instanceof global.Blob){return encodeBlob(packet,supportsBinary,callback)}var encoded=packets[packet.type];if(undefined!==packet.data){encoded+=utf8.encode(String(packet.data))}return callback(""+encoded)};function encodeArrayBuffer(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback)}var data=packet.data;var contentArray=new Uint8Array(data);var resultBuffer=new Uint8Array(1+data.byteLength);resultBuffer[0]=packets[packet.type];for(var i=0;i<contentArray.length;i++){resultBuffer[i+1]=contentArray[i]}return callback(resultBuffer.buffer)}function encodeBlobAsArrayBuffer(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback)}var fr=new FileReader;fr.onload=function(){packet.data=fr.result;exports.encodePacket(packet,supportsBinary,callback)};return fr.readAsArrayBuffer(packet.data)}function encodeBlob(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback)}if(isAndroid){return encodeBlobAsArrayBuffer(packet,supportsBinary,callback)}var length=new Uint8Array(1);length[0]=packets[packet.type];var blob=new Blob([length.buffer,packet.data]);return callback(blob)}exports.encodeBase64Packet=function(packet,callback){var message="b"+exports.packets[packet.type];if(Blob&&packet.data instanceof Blob){var fr=new FileReader;fr.onload=function(){var b64=fr.result.split(",")[1];callback(message+b64)};return fr.readAsDataURL(packet.data)}var b64data;try{b64data=String.fromCharCode.apply(null,new Uint8Array(packet.data))}catch(e){var typed=new Uint8Array(packet.data);var basic=new Array(typed.length);for(var i=0;i<typed.length;i++){basic[i]=typed[i]}b64data=String.fromCharCode.apply(null,basic)}message+=global.btoa(b64data);return callback(message)};exports.decodePacket=function(data,binaryType){if(typeof data=="string"||data===undefined){if(data.charAt(0)=="b"){return exports.decodeBase64Packet(data.substr(1),binaryType)}data=utf8.decode(data);var type=data.charAt(0);if(Number(type)!=type||!packetslist[type]){return err}if(data.length>1){return{type:packetslist[type],data:data.substring(1)}}else{return{type:packetslist[type]}}}var asArray=new Uint8Array(data);var type=asArray[0];var rest=sliceBuffer(data,1);if(Blob&&binaryType==="blob"){rest=new Blob([rest])}return{type:packetslist[type],data:rest}};exports.decodeBase64Packet=function(msg,binaryType){var type=packetslist[msg.charAt(0)];if(!global.ArrayBuffer){return{type:type,data:{base64:true,data:msg.substr(1)}}}var data=base64encoder.decode(msg.substr(1));if(binaryType==="blob"&&Blob){data=new Blob([data])}return{type:type,data:data}};exports.encodePayload=function(packets,supportsBinary,callback){if(typeof supportsBinary=="function"){callback=supportsBinary;supportsBinary=null}if(supportsBinary){if(Blob&&!isAndroid){return exports.encodePayloadAsBlob(packets,callback)}return exports.encodePayloadAsArrayBuffer(packets,callback)}if(!packets.length){return callback("0:")}function setLengthHeader(message){return message.length+":"+message}function encodeOne(packet,doneCallback){exports.encodePacket(packet,supportsBinary,function(message){doneCallback(null,setLengthHeader(message))})}map(packets,encodeOne,function(err,results){return callback(results.join(""))})};function map(ary,each,done){var result=new Array(ary.length);var next=after(ary.length,done);var eachWithIndex=function(i,el,cb){each(el,function(error,msg){result[i]=msg;cb(error,result)})};for(var i=0;i<ary.length;i++){eachWithIndex(i,ary[i],next)}}exports.decodePayload=function(data,binaryType,callback){if(typeof data!="string"){return exports.decodePayloadAsBinary(data,binaryType,callback)}if(typeof binaryType==="function"){callback=binaryType;binaryType=null}var packet;if(data==""){return callback(err,0,1)}var length="",n,msg;for(var i=0,l=data.length;i<l;i++){var chr=data.charAt(i);if(":"!=chr){length+=chr}else{if(""==length||length!=(n=Number(length))){return callback(err,0,1)}msg=data.substr(i+1,n);if(length!=msg.length){return callback(err,0,1)}if(msg.length){packet=exports.decodePacket(msg,binaryType);if(err.type==packet.type&&err.data==packet.data){return callback(err,0,1)}var ret=callback(packet,i+n,l);if(false===ret)return}i+=n;length=""}}if(length!=""){return callback(err,0,1)}};exports.encodePayloadAsArrayBuffer=function(packets,callback){if(!packets.length){return callback(new ArrayBuffer(0))}function encodeOne(packet,doneCallback){exports.encodePacket(packet,true,function(data){return doneCallback(null,data)})}map(packets,encodeOne,function(err,encodedPackets){var totalLength=encodedPackets.reduce(function(acc,p){var len;if(typeof p==="string"){len=p.length}else{len=p.byteLength}return acc+len.toString().length+len+2},0);var resultArray=new Uint8Array(totalLength);var bufferIndex=0;encodedPackets.forEach(function(p){var isString=typeof p==="string";var ab=p;if(isString){var view=new Uint8Array(p.length);for(var i=0;i<p.length;i++){view[i]=p.charCodeAt(i)}ab=view.buffer}if(isString){resultArray[bufferIndex++]=0}else{resultArray[bufferIndex++]=1}var lenStr=ab.byteLength.toString();for(var i=0;i<lenStr.length;i++){resultArray[bufferIndex++]=parseInt(lenStr[i])}resultArray[bufferIndex++]=255;var view=new Uint8Array(ab);for(var i=0;i<view.length;i++){resultArray[bufferIndex++]=view[i]}});return callback(resultArray.buffer)})};exports.encodePayloadAsBlob=function(packets,callback){function encodeOne(packet,doneCallback){exports.encodePacket(packet,true,function(encoded){var binaryIdentifier=new Uint8Array(1);binaryIdentifier[0]=1;if(typeof encoded==="string"){var view=new Uint8Array(encoded.length);for(var i=0;i<encoded.length;i++){view[i]=encoded.charCodeAt(i)}encoded=view.buffer;binaryIdentifier[0]=0}var len=encoded instanceof ArrayBuffer?encoded.byteLength:encoded.size;var lenStr=len.toString();var lengthAry=new Uint8Array(lenStr.length+1);for(var i=0;i<lenStr.length;i++){lengthAry[i]=parseInt(lenStr[i])}lengthAry[lenStr.length]=255;if(Blob){var blob=new Blob([binaryIdentifier.buffer,lengthAry.buffer,encoded]);doneCallback(null,blob)}})}map(packets,encodeOne,function(err,results){return callback(new Blob(results))})};exports.decodePayloadAsBinary=function(data,binaryType,callback){if(typeof binaryType==="function"){callback=binaryType;binaryType=null}var bufferTail=data;var buffers=[];while(bufferTail.byteLength>0){var tailArray=new Uint8Array(bufferTail);var isString=tailArray[0]===0;var msgLength="";for(var i=1;;i++){if(tailArray[i]==255)break;msgLength+=tailArray[i]}bufferTail=sliceBuffer(bufferTail,2+msgLength.length);msgLength=parseInt(msgLength);var msg=sliceBuffer(bufferTail,0,msgLength);if(isString){try{msg=String.fromCharCode.apply(null,new Uint8Array(msg))}catch(e){var typed=new Uint8Array(msg);msg="";for(var i=0;i<typed.length;i++){msg+=String.fromCharCode(typed[i])}}}buffers.push(msg);bufferTail=sliceBuffer(bufferTail,msgLength)}var total=buffers.length;buffers.forEach(function(buffer,i){callback(exports.decodePacket(buffer,binaryType),i,total)})}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./keys":20,after:21,"arraybuffer.slice":22,"base64-arraybuffer":23,blob:15,utf8:24}],20:[function(_dereq_,module,exports){module.exports=Object.keys||function keys(obj){var arr=[];var has=Object.prototype.hasOwnProperty;for(var i in obj){if(has.call(obj,i)){arr.push(i)}}return arr}},{}],21:[function(_dereq_,module,exports){module.exports=after;function after(count,callback,err_cb){var bail=false;err_cb=err_cb||noop;proxy.count=count;return count===0?callback():proxy;function proxy(err,result){if(proxy.count<=0){throw new Error("after called too many times")}--proxy.count;if(err){bail=true;callback(err);callback=err_cb}else if(proxy.count===0&&!bail){callback(null,result)}}}function noop(){}},{}],22:[function(_dereq_,module,exports){module.exports=function(arraybuffer,start,end){var bytes=arraybuffer.byteLength;start=start||0;end=end||bytes;if(arraybuffer.slice){return arraybuffer.slice(start,end)}if(start<0){start+=bytes}if(end<0){end+=bytes}if(end>bytes){end=bytes}if(start>=bytes||start>=end||bytes===0){return new ArrayBuffer(0)}var abv=new Uint8Array(arraybuffer);var result=new Uint8Array(end-start);for(var i=start,ii=0;i<end;i++,ii++){result[ii]=abv[i]}return result.buffer}},{}],23:[function(_dereq_,module,exports){(function(chars){"use strict";exports.encode=function(arraybuffer){var bytes=new Uint8Array(arraybuffer),i,len=bytes.length,base64="";for(i=0;i<len;i+=3){base64+=chars[bytes[i]>>2];base64+=chars[(bytes[i]&3)<<4|bytes[i+1]>>4];base64+=chars[(bytes[i+1]&15)<<2|bytes[i+2]>>6];base64+=chars[bytes[i+2]&63]}if(len%3===2){base64=base64.substring(0,base64.length-1)+"="}else if(len%3===1){base64=base64.substring(0,base64.length-2)+"=="}return base64};exports.decode=function(base64){var bufferLength=base64.length*.75,len=base64.length,i,p=0,encoded1,encoded2,encoded3,encoded4;if(base64[base64.length-1]==="="){bufferLength--;if(base64[base64.length-2]==="="){bufferLength--}}var arraybuffer=new ArrayBuffer(bufferLength),bytes=new Uint8Array(arraybuffer);for(i=0;i<len;i+=4){encoded1=chars.indexOf(base64[i]);encoded2=chars.indexOf(base64[i+1]);encoded3=chars.indexOf(base64[i+2]);encoded4=chars.indexOf(base64[i+3]);bytes[p++]=encoded1<<2|encoded2>>4;bytes[p++]=(encoded2&15)<<4|encoded3>>2;bytes[p++]=(encoded3&3)<<6|encoded4&63}return arraybuffer}})("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/")},{}],24:[function(_dereq_,module,exports){(function(global){(function(root){var freeExports=typeof exports=="object"&&exports;var freeModule=typeof module=="object"&&module&&module.exports==freeExports&&module;var freeGlobal=typeof global=="object"&&global;if(freeGlobal.global===freeGlobal||freeGlobal.window===freeGlobal){root=freeGlobal}var stringFromCharCode=String.fromCharCode;function ucs2decode(string){var output=[];var counter=0;var length=string.length;var value;var extra;while(counter<length){value=string.charCodeAt(counter++);if(value>=55296&&value<=56319&&counter<length){extra=string.charCodeAt(counter++);if((extra&64512)==56320){output.push(((value&1023)<<10)+(extra&1023)+65536)}else{output.push(value);counter--}}else{output.push(value)}}return output}function ucs2encode(array){var length=array.length;var index=-1;var value;var output="";while(++index<length){value=array[index];if(value>65535){value-=65536;output+=stringFromCharCode(value>>>10&1023|55296);value=56320|value&1023}output+=stringFromCharCode(value)}return output}function createByte(codePoint,shift){return stringFromCharCode(codePoint>>shift&63|128)}function encodeCodePoint(codePoint){if((codePoint&4294967168)==0){return stringFromCharCode(codePoint)}var symbol="";if((codePoint&4294965248)==0){symbol=stringFromCharCode(codePoint>>6&31|192)}else if((codePoint&4294901760)==0){symbol=stringFromCharCode(codePoint>>12&15|224);symbol+=createByte(codePoint,6)}else if((codePoint&4292870144)==0){symbol=stringFromCharCode(codePoint>>18&7|240);symbol+=createByte(codePoint,12);symbol+=createByte(codePoint,6)}symbol+=stringFromCharCode(codePoint&63|128);return symbol}function utf8encode(string){var codePoints=ucs2decode(string);var length=codePoints.length;var index=-1;var codePoint;var byteString="";while(++index<length){codePoint=codePoints[index];byteString+=encodeCodePoint(codePoint)}return byteString}function readContinuationByte(){if(byteIndex>=byteCount){throw Error("Invalid byte index")}var continuationByte=byteArray[byteIndex]&255;byteIndex++;if((continuationByte&192)==128){return continuationByte&63}throw Error("Invalid continuation byte")}function decodeSymbol(){var byte1;var byte2;var byte3;var byte4;var codePoint;if(byteIndex>byteCount){throw Error("Invalid byte index")}if(byteIndex==byteCount){return false}byte1=byteArray[byteIndex]&255;byteIndex++;if((byte1&128)==0){return byte1}if((byte1&224)==192){var byte2=readContinuationByte();codePoint=(byte1&31)<<6|byte2;if(codePoint>=128){return codePoint}else{throw Error("Invalid continuation byte")}}if((byte1&240)==224){byte2=readContinuationByte();byte3=readContinuationByte();codePoint=(byte1&15)<<12|byte2<<6|byte3;if(codePoint>=2048){return codePoint}else{throw Error("Invalid continuation byte")}}if((byte1&248)==240){byte2=readContinuationByte();byte3=readContinuationByte();byte4=readContinuationByte();codePoint=(byte1&15)<<18|byte2<<12|byte3<<6|byte4;if(codePoint>=65536&&codePoint<=1114111){return codePoint}}throw Error("Invalid UTF-8 detected")}var byteArray;var byteCount;var byteIndex;function utf8decode(byteString){byteArray=ucs2decode(byteString);byteCount=byteArray.length;byteIndex=0;var codePoints=[];var tmp;while((tmp=decodeSymbol())!==false){codePoints.push(tmp)}return ucs2encode(codePoints)}var utf8={version:"2.0.0",encode:utf8encode,decode:utf8decode};if(typeof define=="function"&&typeof define.amd=="object"&&define.amd){define(function(){return utf8})}else if(freeExports&&!freeExports.nodeType){if(freeModule){freeModule.exports=utf8}else{var object={};var hasOwnProperty=object.hasOwnProperty;for(var key in utf8){hasOwnProperty.call(utf8,key)&&(freeExports[key]=utf8[key])}}}else{root.utf8=utf8}})(this)}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],25:[function(_dereq_,module,exports){var global=_dereq_("global");try{module.exports="XMLHttpRequest"in global&&"withCredentials"in new global.XMLHttpRequest}catch(err){module.exports=false}},{global:26}],26:[function(_dereq_,module,exports){module.exports=function(){return this}()},{}],27:[function(_dereq_,module,exports){module.exports=_dereq_(4)},{}],28:[function(_dereq_,module,exports){(function(global){var rvalidchars=/^[\],:{}\s]*$/;var rvalidescape=/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;var rvalidtokens=/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;var rvalidbraces=/(?:^|:|,)(?:\s*\[)+/g;var rtrimLeft=/^\s+/;var rtrimRight=/\s+$/;module.exports=function parsejson(data){if("string"!=typeof data||!data){return null}data=data.replace(rtrimLeft,"").replace(rtrimRight,"");if(global.JSON&&JSON.parse){return JSON.parse(data)}if(rvalidchars.test(data.replace(rvalidescape,"@").replace(rvalidtokens,"]").replace(rvalidbraces,""))){return new Function("return "+data)()}}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],29:[function(_dereq_,module,exports){exports.encode=function(obj){var str="";for(var i in obj){if(obj.hasOwnProperty(i)){if(str.length)str+="&";str+=encodeURIComponent(i)+"="+encodeURIComponent(obj[i])}}return str};exports.decode=function(qs){var qry={};var pairs=qs.split("&");for(var i=0,l=pairs.length;i<l;i++){var pair=pairs[i].split("=");qry[decodeURIComponent(pair[0])]=decodeURIComponent(pair[1])}return qry}},{}],30:[function(_dereq_,module,exports){var re=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;var parts=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];module.exports=function parseuri(str){var m=re.exec(str||""),uri={},i=14;while(i--){uri[parts[i]]=m[i]||""}return uri}},{}],31:[function(_dereq_,module,exports){var global=function(){return this}();var WebSocket=global.WebSocket||global.MozWebSocket;module.exports=WebSocket?ws:null;function ws(uri,protocols,opts){var instance;if(protocols){instance=new WebSocket(uri,protocols)}else{instance=new WebSocket(uri)}return instance}if(WebSocket)ws.prototype=WebSocket.prototype},{}],32:[function(_dereq_,module,exports){var Emitter=_dereq_("emitter");var Socket=_dereq_("engine.io-client");if(!Object.create){Object.create=function(){function F(){}return function(o){if(arguments.length!=1){throw new Error("Object.create implementation only accepts one parameter.")}F.prototype=o;return new F}}()}var Response=function(socket,id){this.socket=socket;this.id=id};Response.prototype._respond=function(responseData){this.socket.send(this.socket.JSON.stringify(responseData))};Response.prototype.end=function(data){if(this.id){var responseData={cid:this.id};if(data!==undefined){responseData.data=data}this._respond(responseData)}};Response.prototype.error=function(error,data){if(this.id){var err;if(error instanceof Error){err={name:error.name,message:error.message,stack:error.stack}}else{err=error}var responseData={cid:this.id,error:err};if(data!==undefined){responseData.data=data}this._respond(responseData)}};var isBrowser=typeof window!="undefined";if(isBrowser){var ActivityManager=function(){var self=this;this._interval=null;this._intervalDuration=1e3;this._counter=null;if(window.addEventListener){window.addEventListener("blur",function(){self._triggerBlur()});window.addEventListener("focus",function(){self._triggerFocus()})}else if(window.attachEvent){window.attachEvent("onblur",function(){self._triggerBlur()});window.attachEvent("onfocus",function(){self._triggerFocus()})}else{throw new Error("The browser does not support proper event handling")}};ActivityManager.prototype=Object.create(Emitter.prototype);ActivityManager.prototype._triggerBlur=function(){var self=this;var now=(new Date).getTime();this._counter=now;this._interval=setInterval(function(){var newCount=(new Date).getTime();if(newCount-self._counter<self._intervalDuration*3){self._counter=newCount}},this._intervalDuration);this.emit("deactivate")};ActivityManager.prototype._triggerFocus=function(){clearInterval(this._interval);var now=(new Date).getTime();if(this._counter!=null&&now-this._counter>=this._intervalDuration*3){this.emit("wakeup")}this.emit("activate")};var activityManager=new ActivityManager}var SCSocket=function(options){var self=this;options=options||{};options.forceBase64=true;this._localEvents={connect:1,disconnect:1,upgrading:1,upgrade:1,upgradeError:1,open:1,error:1,packet:1,heartbeat:1,data:1,message:1,handshake:1,drain:1,flush:1,packetCreate:1,close:1,fail:1};this._connectAttempts=0;this._cid=1;this._callbackMap={};this._destId=null;this._emitBuffer=[];this._subscriptions={};this._enableAutoReconnect=true;this._sessionDestRegex=/^([^_]*)_([^_]*)_([^_]*)_([^_]*)_/;this.options=options;if(this.options.autoReconnect&&this.options.autoReconnectOptions==null){this.options.autoReconnectOptions={delay:10,randomness:10}}if(this.options.url==null){Socket.call(this,this.options)}else{Socket.call(this,this.options.url,this.options)}this.connected=false;this.connecting=true;Socket.prototype.on.call(this,"open",function(){self._connectAttempts=0;self._enableAutoReconnect=true});Socket.prototype.on.call(this,"error",function(err){self.connecting=false;self._emitBuffer=[];if(!self.connected&&self.options.autoReconnect&&self._enableAutoReconnect){var exponent=++self._connectAttempts;if(exponent>5){exponent=5}var reconnectOptions=self.options.autoReconnectOptions;var initialTimeout=Math.round((reconnectOptions.delay+(reconnectOptions.randomness||0)*Math.random())*1e3);var backoutTimeout=Math.round(initialTimeout*Math.pow(1.5,exponent));setTimeout(function(){if(!self.connected&&!self.connecting){self.connect()}},backoutTimeout)}});Socket.prototype.on.call(this,"close",function(){self.connected=false;self.connecting=false;self._emitBuffer=[];Emitter.prototype.emit.call(self,"disconnect");if(self.options.autoReconnect&&self._enableAutoReconnect){var reconnectOptions=self.options.autoReconnectOptions;var timeout=Math.round((reconnectOptions.delay+(reconnectOptions.randomness||0)*Math.random())*1e3);setTimeout(function(){if(!self.connected&&!self.connecting){self.connect()}},timeout)}});Socket.prototype.on.call(this,"message",function(message){var e;try{e=self.JSON.parse(message)}catch(err){e=message}if(e.event){if(e.event=="connect"){self.connected=true;self.connecting=false;if(isBrowser){self.ssid=self._setSessionCookie(e.data.appName,self.id)}else{self.ssid=self.id}Emitter.prototype.emit.call(self,e.event,e.data.soid);setTimeout(function(){self._flushEmitBuffer()},0)}else if(e.event=="disconnect"){self.connected=false;self.connecting=false;Emitter.prototype.emit.call(self,"disconnect")}else if(e.event=="fail"){self.connected=false;self.connecting=false;Emitter.prototype.emit.call(self,"error",e.data)}else{var response=new Response(self,e.cid);Emitter.prototype.emit.call(self,e.event,e.data,response)}}else if(e.cid==null){Emitter.prototype.emit.call(self,"raw",e)}else{var ret=self._callbackMap[e.cid];if(ret){clearTimeout(ret.timeout);delete self._callbackMap[e.cid];ret.callback(e.error,e.data);if(e.error){Emitter.prototype.emit.call(self,"error",e.error)}}}});if(isBrowser){activityManager.on("wakeup",function(){self.close();self.connect()})}};SCSocket.prototype=Object.create(Socket.prototype);SCSocket.prototype._setCookie=function(name,value,expirySeconds){var exdate=null;if(expirySeconds){exdate=new Date;exdate.setTime(exdate.getTime()+Math.round(expirySeconds*1e3))}var value=escape(value)+"; path=/;"+(exdate==null?"":" expires="+exdate.toUTCString()+";");document.cookie=name+"="+value};SCSocket.prototype._getCookie=function(name){var i,x,y,ARRcookies=document.cookie.split(";");for(i=0;i<ARRcookies.length;i++){x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);x=x.replace(/^\s+|\s+$/g,"");if(x==name){return unescape(y)}}};SCSocket.prototype._setSessionCookie=function(appName,socketId){var sessionSegments=socketId.match(this._sessionDestRegex);var soidDest=sessionSegments?sessionSegments[0]:null;var sessionCookieName="n/"+appName+"/ssid";var ssid=this._getCookie(sessionCookieName);var ssidDest=null;if(ssid){ssidDest=ssid.match(this._sessionDestRegex);ssidDest=ssidDest?ssidDest[0]:null}if(!ssid||soidDest!=ssidDest){ssid=socketId;this._setCookie(sessionCookieName,ssid)}return ssid};SCSocket.prototype.connect=SCSocket.prototype.open=function(){var self=this;if(!this.connected&&!this.connecting){this.connected=false;this.connecting=true;Socket.prototype.open.apply(this,arguments);this._resubscribe(function(err){if(err){self.emit("error",err)}});this.emit("ready")}};SCSocket.prototype.disconnect=function(){this._enableAutoReconnect=false;return Socket.prototype.close.apply(this)};SCSocket.prototype._nextCallId=function(){return this._cid++};SCSocket.prototype.createTransport=function(){return Socket.prototype.createTransport.apply(this,arguments)};SCSocket.prototype._emit=function(event,data,callback){var eventObject={event:event};if(data!==undefined){eventObject.data=data}if(callback){var self=this;var cid=this._nextCallId();eventObject.cid=cid;var timeout=setTimeout(function(){delete self._callbackMap[cid];callback("Event response timed out",eventObject)},this.pingTimeout);this._callbackMap[cid]={callback:callback,timeout:timeout}}Socket.prototype.send.call(this,this.JSON.stringify(eventObject))};SCSocket.prototype._flushEmitBuffer=function(){var self=this;var subscribeEvents=[];var readyEvents=[];var otherEvents=[];var ev;var len=this._emitBuffer.length;for(var i=0;i<len;i++){ev=this._emitBuffer[i];if(ev.event=="subscribe"){subscribeEvents.push(ev)}else if(ev.event=="ready"){readyEvents.push(ev)}else{otherEvents.push(ev)}}len=subscribeEvents.length;for(var j=0;j<len;j++){ev=subscribeEvents[j];this._emit(ev.event,ev.data,ev.callback)}len=readyEvents.length;for(var k=0;k<len;k++){ev=readyEvents[k];this._emit(ev.event,ev.data,ev.callback)}len=otherEvents.length;for(var m=0;m<len;m++){ev=otherEvents[m];this._emit(ev.event,ev.data,ev.callback)}this._emitBuffer=[]};SCSocket.prototype.emit=function(event,data,callback){var self=this;if(this._localEvents[event]==null){if(!this.connected&&!this.connecting){this.connect()}this._emitBuffer.push({event:event,data:data,callback:callback});if(this._emitBuffer.length<2){if(this.connected){setTimeout(function(){self._flushEmitBuffer()},0)}}}else{Emitter.prototype.emit.call(this,event,data)}return this};SCSocket.prototype._resubscribe=function(callback){var self=this;var events=[];for(var event in this._subscriptions){events.push(event)}if(events.length){this.emit("subscribe",events,function(err){if(err){self.emit("error",err)}callback&&callback(err)})}};SCSocket.prototype.on=function(event,listener,callback){var self=this;if(this._localEvents[event]==null){if(this._subscriptions[event]){Emitter.prototype.on.call(self,event,listener);callback&&callback()}else{Emitter.prototype.on.call(self,event,listener);this.emit("subscribe",event,function(err){if(err){Emitter.prototype.removeListener.call(self,event,listener);self.emit("error",err)}else{if(self._subscriptions[event]==null){self._subscriptions[event]=0}self._subscriptions[event]++}callback&&callback(err)})}}else{Emitter.prototype.on.apply(this,arguments)}};SCSocket.prototype.once=function(event,listener,callback){var self=this;this.on(event,listener,callback);Emitter.prototype.once.call(this,event,function(){self.removeListener(event,listener)})};SCSocket.prototype.removeListener=function(event,listener,callback){var self=this;if(this._localEvents[event]==null){Emitter.prototype.removeListener.call(this,event,listener);if(this._subscriptions[event]!=null){this._subscriptions[event]--;if(this._subscriptions[event]<1){this.emit("unsubscribe",event,function(err){if(err){self.emit("error",err)}else{delete self._subscriptions[event]}callback&&callback(err)})}}}else{Emitter.prototype.removeListener.call(this,event,listener)}};SCSocket.prototype.removeAllListeners=function(){var self=this;var event,callback;if(typeof arguments[0]=="string"){event=arguments[0];callback=arguments[1]}else{callback=arguments[0]}Emitter.prototype.removeAllListeners.call(this,event);this.emit("unsubscribe",event,function(err){if(err){self.emit("error",err)}else{if(event){delete self._subscriptions[event]}else{self._subscriptions={}}}callback&&callback(err)})};SCSocket.prototype.listeners=function(event){Emitter.prototype.listeners.call(this,event)};if(typeof JSON!="undefined"){SCSocket.prototype.JSON=JSON}else{SCSocket.prototype.JSON=_dereq_("./json").JSON}SCSocket.JSON=SCSocket.prototype.JSON;module.exports=SCSocket},{"./json":2,emitter:3,"engine.io-client":5}]},{},[1])(1)});
if(0==arguments.length){this._callbacks={};return this}var callbacks=this._callbacks[event];if(!callbacks)return this;if(1==arguments.length){delete this._callbacks[event];return this}var cb;for(var i=0;i<callbacks.length;i++){cb=callbacks[i];if(cb===fn||cb.fn===fn){callbacks.splice(i,1);break}}return this};Emitter.prototype.emit=function(event){this._callbacks=this._callbacks||{};var args=[].slice.call(arguments,1),callbacks=this._callbacks[event];if(callbacks){callbacks=callbacks.slice(0);for(var i=0,len=callbacks.length;i<len;++i){callbacks[i].apply(this,args)}}return this};Emitter.prototype.listeners=function(event){this._callbacks=this._callbacks||{};return this._callbacks[event]||[]};Emitter.prototype.hasListeners=function(event){return!!this.listeners(event).length}},{}],17:[function(_dereq_,module,exports){module.exports=function(a,b){var fn=function(){};fn.prototype=b.prototype;a.prototype=new fn;a.prototype.constructor=a}},{}],18:[function(_dereq_,module,exports){module.exports=debug;function debug(name){if(!debug.enabled(name))return function(){};return function(fmt){fmt=coerce(fmt);var curr=new Date;var ms=curr-(debug[name]||curr);debug[name]=curr;fmt=name+" "+fmt+" +"+debug.humanize(ms);window.console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)}}debug.names=[];debug.skips=[];debug.enable=function(name){try{localStorage.debug=name}catch(e){}var split=(name||"").split(/[\s,]+/),len=split.length;for(var i=0;i<len;i++){name=split[i].replace("*",".*?");if(name[0]==="-"){debug.skips.push(new RegExp("^"+name.substr(1)+"$"))}else{debug.names.push(new RegExp("^"+name+"$"))}}};debug.disable=function(){debug.enable("")};debug.humanize=function(ms){var sec=1e3,min=60*1e3,hour=60*min;if(ms>=hour)return(ms/hour).toFixed(1)+"h";if(ms>=min)return(ms/min).toFixed(1)+"m";if(ms>=sec)return(ms/sec|0)+"s";return ms+"ms"};debug.enabled=function(name){for(var i=0,len=debug.skips.length;i<len;i++){if(debug.skips[i].test(name)){return false}}for(var i=0,len=debug.names.length;i<len;i++){if(debug.names[i].test(name)){return true}}return false};function coerce(val){if(val instanceof Error)return val.stack||val.message;return val}try{if(window.localStorage)debug.enable(localStorage.debug)}catch(e){}},{}],19:[function(_dereq_,module,exports){(function(global){var keys=_dereq_("./keys");var sliceBuffer=_dereq_("arraybuffer.slice");var base64encoder=_dereq_("base64-arraybuffer");var after=_dereq_("after");var utf8=_dereq_("utf8");var isAndroid=navigator.userAgent.match(/Android/i);exports.protocol=2;var packets=exports.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6};var packetslist=keys(packets);var err={type:"error",data:"parser error"};var Blob=_dereq_("blob");exports.encodePacket=function(packet,supportsBinary,callback){if(typeof supportsBinary=="function"){callback=supportsBinary;supportsBinary=false}var data=packet.data===undefined?undefined:packet.data.buffer||packet.data;if(global.ArrayBuffer&&data instanceof ArrayBuffer){return encodeArrayBuffer(packet,supportsBinary,callback)}else if(Blob&&data instanceof global.Blob){return encodeBlob(packet,supportsBinary,callback)}var encoded=packets[packet.type];if(undefined!==packet.data){encoded+=utf8.encode(String(packet.data))}return callback(""+encoded)};function encodeArrayBuffer(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback)}var data=packet.data;var contentArray=new Uint8Array(data);var resultBuffer=new Uint8Array(1+data.byteLength);resultBuffer[0]=packets[packet.type];for(var i=0;i<contentArray.length;i++){resultBuffer[i+1]=contentArray[i]}return callback(resultBuffer.buffer)}function encodeBlobAsArrayBuffer(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback)}var fr=new FileReader;fr.onload=function(){packet.data=fr.result;exports.encodePacket(packet,supportsBinary,callback)};return fr.readAsArrayBuffer(packet.data)}function encodeBlob(packet,supportsBinary,callback){if(!supportsBinary){return exports.encodeBase64Packet(packet,callback)}if(isAndroid){return encodeBlobAsArrayBuffer(packet,supportsBinary,callback)}var length=new Uint8Array(1);length[0]=packets[packet.type];var blob=new Blob([length.buffer,packet.data]);return callback(blob)}exports.encodeBase64Packet=function(packet,callback){var message="b"+exports.packets[packet.type];if(Blob&&packet.data instanceof Blob){var fr=new FileReader;fr.onload=function(){var b64=fr.result.split(",")[1];callback(message+b64)};return fr.readAsDataURL(packet.data)}var b64data;try{b64data=String.fromCharCode.apply(null,new Uint8Array(packet.data))}catch(e){var typed=new Uint8Array(packet.data);var basic=new Array(typed.length);for(var i=0;i<typed.length;i++){basic[i]=typed[i]}b64data=String.fromCharCode.apply(null,basic)}message+=global.btoa(b64data);return callback(message)};exports.decodePacket=function(data,binaryType){if(typeof data=="string"||data===undefined){if(data.charAt(0)=="b"){return exports.decodeBase64Packet(data.substr(1),binaryType)}data=utf8.decode(data);var type=data.charAt(0);if(Number(type)!=type||!packetslist[type]){return err}if(data.length>1){return{type:packetslist[type],data:data.substring(1)}}else{return{type:packetslist[type]}}}var asArray=new Uint8Array(data);var type=asArray[0];var rest=sliceBuffer(data,1);if(Blob&&binaryType==="blob"){rest=new Blob([rest])}return{type:packetslist[type],data:rest}};exports.decodeBase64Packet=function(msg,binaryType){var type=packetslist[msg.charAt(0)];if(!global.ArrayBuffer){return{type:type,data:{base64:true,data:msg.substr(1)}}}var data=base64encoder.decode(msg.substr(1));if(binaryType==="blob"&&Blob){data=new Blob([data])}return{type:type,data:data}};exports.encodePayload=function(packets,supportsBinary,callback){if(typeof supportsBinary=="function"){callback=supportsBinary;supportsBinary=null}if(supportsBinary){if(Blob&&!isAndroid){return exports.encodePayloadAsBlob(packets,callback)}return exports.encodePayloadAsArrayBuffer(packets,callback)}if(!packets.length){return callback("0:")}function setLengthHeader(message){return message.length+":"+message}function encodeOne(packet,doneCallback){exports.encodePacket(packet,supportsBinary,function(message){doneCallback(null,setLengthHeader(message))})}map(packets,encodeOne,function(err,results){return callback(results.join(""))})};function map(ary,each,done){var result=new Array(ary.length);var next=after(ary.length,done);var eachWithIndex=function(i,el,cb){each(el,function(error,msg){result[i]=msg;cb(error,result)})};for(var i=0;i<ary.length;i++){eachWithIndex(i,ary[i],next)}}exports.decodePayload=function(data,binaryType,callback){if(typeof data!="string"){return exports.decodePayloadAsBinary(data,binaryType,callback)}if(typeof binaryType==="function"){callback=binaryType;binaryType=null}var packet;if(data==""){return callback(err,0,1)}var length="",n,msg;for(var i=0,l=data.length;i<l;i++){var chr=data.charAt(i);if(":"!=chr){length+=chr}else{if(""==length||length!=(n=Number(length))){return callback(err,0,1)}msg=data.substr(i+1,n);if(length!=msg.length){return callback(err,0,1)}if(msg.length){packet=exports.decodePacket(msg,binaryType);if(err.type==packet.type&&err.data==packet.data){return callback(err,0,1)}var ret=callback(packet,i+n,l);if(false===ret)return}i+=n;length=""}}if(length!=""){return callback(err,0,1)}};exports.encodePayloadAsArrayBuffer=function(packets,callback){if(!packets.length){return callback(new ArrayBuffer(0))}function encodeOne(packet,doneCallback){exports.encodePacket(packet,true,function(data){return doneCallback(null,data)})}map(packets,encodeOne,function(err,encodedPackets){var totalLength=encodedPackets.reduce(function(acc,p){var len;if(typeof p==="string"){len=p.length}else{len=p.byteLength}return acc+len.toString().length+len+2},0);var resultArray=new Uint8Array(totalLength);var bufferIndex=0;encodedPackets.forEach(function(p){var isString=typeof p==="string";var ab=p;if(isString){var view=new Uint8Array(p.length);for(var i=0;i<p.length;i++){view[i]=p.charCodeAt(i)}ab=view.buffer}if(isString){resultArray[bufferIndex++]=0}else{resultArray[bufferIndex++]=1}var lenStr=ab.byteLength.toString();for(var i=0;i<lenStr.length;i++){resultArray[bufferIndex++]=parseInt(lenStr[i])}resultArray[bufferIndex++]=255;var view=new Uint8Array(ab);for(var i=0;i<view.length;i++){resultArray[bufferIndex++]=view[i]}});return callback(resultArray.buffer)})};exports.encodePayloadAsBlob=function(packets,callback){function encodeOne(packet,doneCallback){exports.encodePacket(packet,true,function(encoded){var binaryIdentifier=new Uint8Array(1);binaryIdentifier[0]=1;if(typeof encoded==="string"){var view=new Uint8Array(encoded.length);for(var i=0;i<encoded.length;i++){view[i]=encoded.charCodeAt(i)}encoded=view.buffer;binaryIdentifier[0]=0}var len=encoded instanceof ArrayBuffer?encoded.byteLength:encoded.size;var lenStr=len.toString();var lengthAry=new Uint8Array(lenStr.length+1);for(var i=0;i<lenStr.length;i++){lengthAry[i]=parseInt(lenStr[i])}lengthAry[lenStr.length]=255;if(Blob){var blob=new Blob([binaryIdentifier.buffer,lengthAry.buffer,encoded]);doneCallback(null,blob)}})}map(packets,encodeOne,function(err,results){return callback(new Blob(results))})};exports.decodePayloadAsBinary=function(data,binaryType,callback){if(typeof binaryType==="function"){callback=binaryType;binaryType=null}var bufferTail=data;var buffers=[];while(bufferTail.byteLength>0){var tailArray=new Uint8Array(bufferTail);var isString=tailArray[0]===0;var msgLength="";for(var i=1;;i++){if(tailArray[i]==255)break;msgLength+=tailArray[i]}bufferTail=sliceBuffer(bufferTail,2+msgLength.length);msgLength=parseInt(msgLength);var msg=sliceBuffer(bufferTail,0,msgLength);if(isString){try{msg=String.fromCharCode.apply(null,new Uint8Array(msg))}catch(e){var typed=new Uint8Array(msg);msg="";for(var i=0;i<typed.length;i++){msg+=String.fromCharCode(typed[i])}}}buffers.push(msg);bufferTail=sliceBuffer(bufferTail,msgLength)}var total=buffers.length;buffers.forEach(function(buffer,i){callback(exports.decodePacket(buffer,binaryType),i,total)})}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./keys":20,after:21,"arraybuffer.slice":22,"base64-arraybuffer":23,blob:15,utf8:24}],20:[function(_dereq_,module,exports){module.exports=Object.keys||function keys(obj){var arr=[];var has=Object.prototype.hasOwnProperty;for(var i in obj){if(has.call(obj,i)){arr.push(i)}}return arr}},{}],21:[function(_dereq_,module,exports){module.exports=after;function after(count,callback,err_cb){var bail=false;err_cb=err_cb||noop;proxy.count=count;return count===0?callback():proxy;function proxy(err,result){if(proxy.count<=0){throw new Error("after called too many times")}--proxy.count;if(err){bail=true;callback(err);callback=err_cb}else if(proxy.count===0&&!bail){callback(null,result)}}}function noop(){}},{}],22:[function(_dereq_,module,exports){module.exports=function(arraybuffer,start,end){var bytes=arraybuffer.byteLength;start=start||0;end=end||bytes;if(arraybuffer.slice){return arraybuffer.slice(start,end)}if(start<0){start+=bytes}if(end<0){end+=bytes}if(end>bytes){end=bytes}if(start>=bytes||start>=end||bytes===0){return new ArrayBuffer(0)}var abv=new Uint8Array(arraybuffer);var result=new Uint8Array(end-start);for(var i=start,ii=0;i<end;i++,ii++){result[ii]=abv[i]}return result.buffer}},{}],23:[function(_dereq_,module,exports){(function(chars){"use strict";exports.encode=function(arraybuffer){var bytes=new Uint8Array(arraybuffer),i,len=bytes.length,base64="";for(i=0;i<len;i+=3){base64+=chars[bytes[i]>>2];base64+=chars[(bytes[i]&3)<<4|bytes[i+1]>>4];base64+=chars[(bytes[i+1]&15)<<2|bytes[i+2]>>6];base64+=chars[bytes[i+2]&63]}if(len%3===2){base64=base64.substring(0,base64.length-1)+"="}else if(len%3===1){base64=base64.substring(0,base64.length-2)+"=="}return base64};exports.decode=function(base64){var bufferLength=base64.length*.75,len=base64.length,i,p=0,encoded1,encoded2,encoded3,encoded4;if(base64[base64.length-1]==="="){bufferLength--;if(base64[base64.length-2]==="="){bufferLength--}}var arraybuffer=new ArrayBuffer(bufferLength),bytes=new Uint8Array(arraybuffer);for(i=0;i<len;i+=4){encoded1=chars.indexOf(base64[i]);encoded2=chars.indexOf(base64[i+1]);encoded3=chars.indexOf(base64[i+2]);encoded4=chars.indexOf(base64[i+3]);bytes[p++]=encoded1<<2|encoded2>>4;bytes[p++]=(encoded2&15)<<4|encoded3>>2;bytes[p++]=(encoded3&3)<<6|encoded4&63}return arraybuffer}})("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/")},{}],24:[function(_dereq_,module,exports){(function(global){(function(root){var freeExports=typeof exports=="object"&&exports;var freeModule=typeof module=="object"&&module&&module.exports==freeExports&&module;var freeGlobal=typeof global=="object"&&global;if(freeGlobal.global===freeGlobal||freeGlobal.window===freeGlobal){root=freeGlobal}var stringFromCharCode=String.fromCharCode;function ucs2decode(string){var output=[];var counter=0;var length=string.length;var value;var extra;while(counter<length){value=string.charCodeAt(counter++);if(value>=55296&&value<=56319&&counter<length){extra=string.charCodeAt(counter++);if((extra&64512)==56320){output.push(((value&1023)<<10)+(extra&1023)+65536)}else{output.push(value);counter--}}else{output.push(value)}}return output}function ucs2encode(array){var length=array.length;var index=-1;var value;var output="";while(++index<length){value=array[index];if(value>65535){value-=65536;output+=stringFromCharCode(value>>>10&1023|55296);value=56320|value&1023}output+=stringFromCharCode(value)}return output}function createByte(codePoint,shift){return stringFromCharCode(codePoint>>shift&63|128)}function encodeCodePoint(codePoint){if((codePoint&4294967168)==0){return stringFromCharCode(codePoint)}var symbol="";if((codePoint&4294965248)==0){symbol=stringFromCharCode(codePoint>>6&31|192)}else if((codePoint&4294901760)==0){symbol=stringFromCharCode(codePoint>>12&15|224);symbol+=createByte(codePoint,6)}else if((codePoint&4292870144)==0){symbol=stringFromCharCode(codePoint>>18&7|240);symbol+=createByte(codePoint,12);symbol+=createByte(codePoint,6)}symbol+=stringFromCharCode(codePoint&63|128);return symbol}function utf8encode(string){var codePoints=ucs2decode(string);var length=codePoints.length;var index=-1;var codePoint;var byteString="";while(++index<length){codePoint=codePoints[index];byteString+=encodeCodePoint(codePoint)}return byteString}function readContinuationByte(){if(byteIndex>=byteCount){throw Error("Invalid byte index")}var continuationByte=byteArray[byteIndex]&255;byteIndex++;if((continuationByte&192)==128){return continuationByte&63}throw Error("Invalid continuation byte")}function decodeSymbol(){var byte1;var byte2;var byte3;var byte4;var codePoint;if(byteIndex>byteCount){throw Error("Invalid byte index")}if(byteIndex==byteCount){return false}byte1=byteArray[byteIndex]&255;byteIndex++;if((byte1&128)==0){return byte1}if((byte1&224)==192){var byte2=readContinuationByte();codePoint=(byte1&31)<<6|byte2;if(codePoint>=128){return codePoint}else{throw Error("Invalid continuation byte")}}if((byte1&240)==224){byte2=readContinuationByte();byte3=readContinuationByte();codePoint=(byte1&15)<<12|byte2<<6|byte3;if(codePoint>=2048){return codePoint}else{throw Error("Invalid continuation byte")}}if((byte1&248)==240){byte2=readContinuationByte();byte3=readContinuationByte();byte4=readContinuationByte();codePoint=(byte1&15)<<18|byte2<<12|byte3<<6|byte4;if(codePoint>=65536&&codePoint<=1114111){return codePoint}}throw Error("Invalid UTF-8 detected")}var byteArray;var byteCount;var byteIndex;function utf8decode(byteString){byteArray=ucs2decode(byteString);byteCount=byteArray.length;byteIndex=0;var codePoints=[];var tmp;while((tmp=decodeSymbol())!==false){codePoints.push(tmp)}return ucs2encode(codePoints)}var utf8={version:"2.0.0",encode:utf8encode,decode:utf8decode};if(typeof define=="function"&&typeof define.amd=="object"&&define.amd){define(function(){return utf8})}else if(freeExports&&!freeExports.nodeType){if(freeModule){freeModule.exports=utf8}else{var object={};var hasOwnProperty=object.hasOwnProperty;for(var key in utf8){hasOwnProperty.call(utf8,key)&&(freeExports[key]=utf8[key])}}}else{root.utf8=utf8}})(this)}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],25:[function(_dereq_,module,exports){var global=_dereq_("global");try{module.exports="XMLHttpRequest"in global&&"withCredentials"in new global.XMLHttpRequest}catch(err){module.exports=false}},{global:26}],26:[function(_dereq_,module,exports){module.exports=function(){return this}()},{}],27:[function(_dereq_,module,exports){module.exports=_dereq_(4)},{}],28:[function(_dereq_,module,exports){(function(global){var rvalidchars=/^[\],:{}\s]*$/;var rvalidescape=/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;var rvalidtokens=/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;var rvalidbraces=/(?:^|:|,)(?:\s*\[)+/g;var rtrimLeft=/^\s+/;var rtrimRight=/\s+$/;module.exports=function parsejson(data){if("string"!=typeof data||!data){return null}data=data.replace(rtrimLeft,"").replace(rtrimRight,"");if(global.JSON&&JSON.parse){return JSON.parse(data)}if(rvalidchars.test(data.replace(rvalidescape,"@").replace(rvalidtokens,"]").replace(rvalidbraces,""))){return new Function("return "+data)()}}}).call(this,typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],29:[function(_dereq_,module,exports){exports.encode=function(obj){var str="";for(var i in obj){if(obj.hasOwnProperty(i)){if(str.length)str+="&";str+=encodeURIComponent(i)+"="+encodeURIComponent(obj[i])}}return str};exports.decode=function(qs){var qry={};var pairs=qs.split("&");for(var i=0,l=pairs.length;i<l;i++){var pair=pairs[i].split("=");qry[decodeURIComponent(pair[0])]=decodeURIComponent(pair[1])}return qry}},{}],30:[function(_dereq_,module,exports){var re=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;var parts=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];module.exports=function parseuri(str){var m=re.exec(str||""),uri={},i=14;while(i--){uri[parts[i]]=m[i]||""}return uri}},{}],31:[function(_dereq_,module,exports){var global=function(){return this}();var WebSocket=global.WebSocket||global.MozWebSocket;module.exports=WebSocket?ws:null;function ws(uri,protocols,opts){var instance;if(protocols){instance=new WebSocket(uri,protocols)}else{instance=new WebSocket(uri)}return instance}if(WebSocket)ws.prototype=WebSocket.prototype},{}],32:[function(_dereq_,module,exports){var Emitter=_dereq_("emitter");var Socket=_dereq_("engine.io-client");if(!Object.create){Object.create=function(){function F(){}return function(o){if(arguments.length!=1){throw new Error("Object.create implementation only accepts one parameter.")}F.prototype=o;return new F}}()}var Response=function(socket,id){this.socket=socket;this.id=id};Response.prototype._respond=function(responseData){this.socket.send(this.socket.JSON.stringify(responseData))};Response.prototype.end=function(data){if(this.id){var responseData={cid:this.id};if(data!==undefined){responseData.data=data}this._respond(responseData)}};Response.prototype.error=function(error,data){if(this.id){var err;if(error instanceof Error){err={name:error.name,message:error.message,stack:error.stack}}else{err=error}var responseData={cid:this.id,error:err};if(data!==undefined){responseData.data=data}this._respond(responseData)}};var isBrowser=typeof window!="undefined";if(isBrowser){var ActivityManager=function(){var self=this;this._interval=null;this._intervalDuration=1e3;this._counter=null;if(window.addEventListener){window.addEventListener("blur",function(){self._triggerBlur()});window.addEventListener("focus",function(){self._triggerFocus()})}else if(window.attachEvent){window.attachEvent("onblur",function(){self._triggerBlur()});window.attachEvent("onfocus",function(){self._triggerFocus()})}else{throw new Error("The browser does not support proper event handling")}};ActivityManager.prototype=Object.create(Emitter.prototype);ActivityManager.prototype._triggerBlur=function(){var self=this;var now=(new Date).getTime();this._counter=now;this._interval=setInterval(function(){var newCount=(new Date).getTime();if(newCount-self._counter<self._intervalDuration*3){self._counter=newCount}},this._intervalDuration);this.emit("deactivate")};ActivityManager.prototype._triggerFocus=function(){clearInterval(this._interval);var now=(new Date).getTime();if(this._counter!=null&&now-this._counter>=this._intervalDuration*3){this.emit("wakeup")}this.emit("activate")};var activityManager=new ActivityManager}var SCSocket=function(options){var self=this;var opts={};for(var i in options){opts[i]=options[i]}opts.forceBase64=true;opts.path=(opts.path||"/socketcluster").replace(/\/$/,"")+"/";this._localEvents={connect:1,disconnect:1,upgrading:1,upgrade:1,upgradeError:1,open:1,error:1,packet:1,heartbeat:1,data:1,message:1,handshake:1,drain:1,flush:1,packetCreate:1,close:1,fail:1};this._connectAttempts=0;this._cid=1;this._callbackMap={};this._destId=null;this._emitBuffer=[];this._subscriptions={};this._enableAutoReconnect=true;this._sessionDestRegex=/^([^_]*)_([^_]*)_([^_]*)_([^_]*)_/;this.options=opts;if(this.options.autoReconnect&&this.options.autoReconnectOptions==null){this.options.autoReconnectOptions={delay:10,randomness:10}}if(this.options.url==null){Socket.call(this,this.options)}else{Socket.call(this,this.options.url,this.options)}this.connected=false;this.connecting=true;Socket.prototype.on.call(this,"open",function(){self._connectAttempts=0;self._enableAutoReconnect=true});Socket.prototype.on.call(this,"error",function(err){self.connecting=false;self._emitBuffer=[];if(!self.connected&&self.options.autoReconnect&&self._enableAutoReconnect){var exponent=++self._connectAttempts;if(exponent>5){exponent=5}var reconnectOptions=self.options.autoReconnectOptions;var initialTimeout=Math.round((reconnectOptions.delay+(reconnectOptions.randomness||0)*Math.random())*1e3);var backoutTimeout=Math.round(initialTimeout*Math.pow(1.5,exponent));setTimeout(function(){if(!self.connected&&!self.connecting){self.connect()}},backoutTimeout)}});Socket.prototype.on.call(this,"close",function(){self.connected=false;self.connecting=false;self._emitBuffer=[];Emitter.prototype.emit.call(self,"disconnect");if(self.options.autoReconnect&&self._enableAutoReconnect){var reconnectOptions=self.options.autoReconnectOptions;var timeout=Math.round((reconnectOptions.delay+(reconnectOptions.randomness||0)*Math.random())*1e3);setTimeout(function(){if(!self.connected&&!self.connecting){self.connect()}},timeout)}});Socket.prototype.on.call(this,"message",function(message){var e;try{e=self.JSON.parse(message)}catch(err){e=message}if(e.event){if(e.event=="connect"){self.connected=true;self.connecting=false;if(isBrowser){self.ssid=self._setSessionCookie(e.data.appName,self.id)}else{self.ssid=self.id}Emitter.prototype.emit.call(self,e.event,e.data.soid);setTimeout(function(){self._flushEmitBuffer()},0)}else if(e.event=="disconnect"){self.connected=false;self.connecting=false;Emitter.prototype.emit.call(self,"disconnect")}else if(e.event=="fail"){self.connected=false;self.connecting=false;Emitter.prototype.emit.call(self,"error",e.data)}else{var response=new Response(self,e.cid);Emitter.prototype.emit.call(self,e.event,e.data,response)}}else if(e.cid==null){Emitter.prototype.emit.call(self,"raw",e)}else{var ret=self._callbackMap[e.cid];if(ret){clearTimeout(ret.timeout);delete self._callbackMap[e.cid];ret.callback(e.error,e.data);if(e.error){Emitter.prototype.emit.call(self,"error",e.error)}}}});if(isBrowser){activityManager.on("wakeup",function(){self.close();self.connect()})}};SCSocket.prototype=Object.create(Socket.prototype);SCSocket.prototype._setCookie=function(name,value,expirySeconds){var exdate=null;if(expirySeconds){exdate=new Date;exdate.setTime(exdate.getTime()+Math.round(expirySeconds*1e3))}var value=escape(value)+"; path=/;"+(exdate==null?"":" expires="+exdate.toUTCString()+";");document.cookie=name+"="+value};SCSocket.prototype._getCookie=function(name){var i,x,y,ARRcookies=document.cookie.split(";");for(i=0;i<ARRcookies.length;i++){x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);x=x.replace(/^\s+|\s+$/g,"");if(x==name){return unescape(y)}}};SCSocket.prototype._setSessionCookie=function(appName,socketId){var sessionSegments=socketId.match(this._sessionDestRegex);var soidDest=sessionSegments?sessionSegments[0]:null;var sessionCookieName="n/"+appName+"/ssid";var ssid=this._getCookie(sessionCookieName);var ssidDest=null;if(ssid){ssidDest=ssid.match(this._sessionDestRegex);ssidDest=ssidDest?ssidDest[0]:null}if(!ssid||soidDest!=ssidDest){ssid=socketId;this._setCookie(sessionCookieName,ssid)}return ssid};SCSocket.prototype.connect=SCSocket.prototype.open=function(){var self=this;if(!this.connected&&!this.connecting){this.connected=false;this.connecting=true;Socket.prototype.open.apply(this,arguments);this._resubscribe(function(err){if(err){self.emit("error",err)}});this.emit("ready")}};SCSocket.prototype.disconnect=function(){this._enableAutoReconnect=false;return Socket.prototype.close.apply(this)};SCSocket.prototype._nextCallId=function(){return this._cid++};SCSocket.prototype.createTransport=function(){return Socket.prototype.createTransport.apply(this,arguments)};SCSocket.prototype._emit=function(event,data,callback){var eventObject={event:event};if(data!==undefined){eventObject.data=data}if(callback){var self=this;var cid=this._nextCallId();eventObject.cid=cid;var timeout=setTimeout(function(){delete self._callbackMap[cid];callback("Event response timed out",eventObject)},this.pingTimeout);this._callbackMap[cid]={callback:callback,timeout:timeout}}Socket.prototype.send.call(this,this.JSON.stringify(eventObject))};SCSocket.prototype._flushEmitBuffer=function(){var self=this;var subscribeEvents=[];var readyEvents=[];var otherEvents=[];var ev;var len=this._emitBuffer.length;for(var i=0;i<len;i++){ev=this._emitBuffer[i];if(ev.event=="subscribe"){subscribeEvents.push(ev)}else if(ev.event=="ready"){readyEvents.push(ev)}else{otherEvents.push(ev)}}len=subscribeEvents.length;for(var j=0;j<len;j++){ev=subscribeEvents[j];this._emit(ev.event,ev.data,ev.callback)}len=readyEvents.length;for(var k=0;k<len;k++){ev=readyEvents[k];this._emit(ev.event,ev.data,ev.callback)}len=otherEvents.length;for(var m=0;m<len;m++){ev=otherEvents[m];this._emit(ev.event,ev.data,ev.callback)}this._emitBuffer=[]};SCSocket.prototype.emit=function(event,data,callback){var self=this;if(this._localEvents[event]==null){if(!this.connected&&!this.connecting){this.connect()}this._emitBuffer.push({event:event,data:data,callback:callback});if(this._emitBuffer.length<2){if(this.connected){setTimeout(function(){self._flushEmitBuffer()},0)}}}else{Emitter.prototype.emit.call(this,event,data)}return this};SCSocket.prototype._resubscribe=function(callback){var self=this;var events=[];for(var event in this._subscriptions){events.push(event)}if(events.length){this.emit("subscribe",events,function(err){if(err){self.emit("error",err)}callback&&callback(err)})}};SCSocket.prototype.on=function(event,listener,callback){var self=this;if(this._localEvents[event]==null){if(this._subscriptions[event]){Emitter.prototype.on.call(self,event,listener);callback&&callback()}else{Emitter.prototype.on.call(self,event,listener);this.emit("subscribe",event,function(err){if(err){Emitter.prototype.removeListener.call(self,event,listener);self.emit("error",err)}else{if(self._subscriptions[event]==null){self._subscriptions[event]=0}self._subscriptions[event]++}callback&&callback(err)})}}else{Emitter.prototype.on.apply(this,arguments)}};SCSocket.prototype.once=function(event,listener,callback){var self=this;this.on(event,listener,callback);Emitter.prototype.once.call(this,event,function(){self.removeListener(event,listener)})};SCSocket.prototype.removeListener=function(event,listener,callback){var self=this;if(this._localEvents[event]==null){Emitter.prototype.removeListener.call(this,event,listener);if(this._subscriptions[event]!=null){this._subscriptions[event]--;if(this._subscriptions[event]<1){this.emit("unsubscribe",event,function(err){if(err){self.emit("error",err)}else{delete self._subscriptions[event]}callback&&callback(err)})}}}else{Emitter.prototype.removeListener.call(this,event,listener)}};SCSocket.prototype.removeAllListeners=function(){var self=this;var event,callback;if(typeof arguments[0]=="string"){event=arguments[0];callback=arguments[1]}else{callback=arguments[0]}Emitter.prototype.removeAllListeners.call(this,event);this.emit("unsubscribe",event,function(err){if(err){self.emit("error",err)}else{if(event){delete self._subscriptions[event]}else{self._subscriptions={}}}callback&&callback(err)})};SCSocket.prototype.listeners=function(event){Emitter.prototype.listeners.call(this,event)};if(typeof JSON!="undefined"){SCSocket.prototype.JSON=JSON}else{SCSocket.prototype.JSON=_dereq_("./json").JSON}SCSocket.JSON=SCSocket.prototype.JSON;module.exports=SCSocket},{"./json":2,emitter:3,"engine.io-client":5}]},{},[1])(1)});

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