if(!this.Faye)Faye={};Faye.extend=function(a,b,c){if(!b)return a;for(var d in b){if(b.hasOwnProperty(d)&&a[d]!==b[d]){if(!a.hasOwnProperty(d)||c!==false)a[d]=b[d]}}return a};Faye.extend(Faye,{BAYEUX_VERSION:'1.0',VERSION:'0.2.2',JSONP_CALLBACK:'jsonpcallback',ID_LENGTH:128,CONNECTION_TYPES:["long-polling","callback-polling"],ENV:this,Grammar:{LOWALPHA:/^[a-z]$/,UPALPHA:/^[A-Z]$/,ALPHA:/^([a-z]|[A-Z])$/,DIGIT:/^[0-9]$/,ALPHANUM:/^(([a-z]|[A-Z])|[0-9])$/,MARK:/^(\-|\_|\!|\~|\(|\)|\$|\@)$/,STRING:/^(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*$/,TOKEN:/^(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)))+$/,INTEGER:/^([0-9])+$/,CHANNEL_SEGMENT:/^(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)))+$/,CHANNEL_SEGMENTS:/^(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)))+(\/(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)))+)*$/,CHANNEL_NAME:/^\/(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)))+(\/(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)))+)*$/,WILD_CARD:/^\*{1,2}$/,CHANNEL_PATTERN:/^(\/(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)))+)*\/\*{1,2}$/,VERSION_ELEMENT:/^(([a-z]|[A-Z])|[0-9])(((([a-z]|[A-Z])|[0-9])|\-|\_))*$/,VERSION:/^([0-9])+(\.(([a-z]|[A-Z])|[0-9])(((([a-z]|[A-Z])|[0-9])|\-|\_))*)*$/,CLIENT_ID:/^((([a-z]|[A-Z])|[0-9]))+$/,ID:/^((([a-z]|[A-Z])|[0-9]))+$/,ERROR_MESSAGE:/^(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*$/,ERROR_ARGS:/^(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*(,(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*)*$/,ERROR_CODE:/^[0-9][0-9][0-9]$/,ERROR:/^([0-9][0-9][0-9]:(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*(,(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*)*:(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*|[0-9][0-9][0-9]::(((([a-z]|[A-Z])|[0-9])|(\-|\_|\!|\~|\(|\)|\$|\@)| |\/|\*|\.))*)$/},commonElement:function(a,b){for(var c=0,d=a.length;c<d;c++){if(this.indexOf(b,a[c])!==-1)return a[c]}return null},indexOf:function(a,b){for(var c=0,d=a.length;c<d;c++){if(a[c]===b)return c}return-1},each:function(a,b,c){if(a instanceof Array){for(var d=0,f=a.length;d<f;d++){if(a[d]!==undefined)b.call(c||null,a[d],d)}}else{for(var g in a){if(a.hasOwnProperty(g))b.call(c||null,g,a[g])}}},size:function(a){var b=0;this.each(a,function(){b+=1});return b},random:function(){var a=Math.pow(2,this.ID_LENGTH);return(Math.random()*a).toString(16).replace(/0*$/,'')},enumEqual:function(c,d){if(d instanceof Array){if(!(c instanceof Array))return false;var f=c.length;if(f!==d.length)return false;while(f--){if(c[f]!==d[f])return false}return true}else{if(!(c instanceof Object))return false;if(this.size(d)!==this.size(c))return false;var g=true;this.each(c,function(a,b){g=g&&(d[a]===b)});return g}}});Faye.Class=function(a,b){if(typeof a!=='function'){b=a;a=Object}var c=function(){if(!this.initialize)return this;return this.initialize.apply(this,arguments)||this};var d=function(){};d.prototype=a.prototype;c.prototype=new d();Faye.extend(c.prototype,b);return c};Faye.Observable={on:function(a,b,c){this._1=this._1||{};var d=this._1[a]=this._1[a]||[];d.push([b,c])},stopObserving:function(a,b,c){if(!this._1||!this._1[a])return;if(!b){delete this._1[a];return}var d=this._1[a],f=d.length;while(f--){if(b&&d[f][0]!==b)continue;if(c&&d[f][1]!==c)continue;d.splice(f,1)}},fire:function(){var b=Array.prototype.slice.call(arguments),c=b.shift();if(!this._1||!this._1[c])return;Faye.each(this._1[c],function(a){a[0].apply(a[1],b.slice())})}};Faye.Channel=Faye.Class({initialize:function(a){this.__id=this._A=a},push:function(a){this.fire('message',a)}});Faye.extend(Faye.Channel.prototype,Faye.Observable);Faye.extend(Faye.Channel,{HANDSHAKE:'/meta/handshake',CONNECT:'/meta/connect',SUBSCRIBE:'/meta/subscribe',UNSUBSCRIBE:'/meta/unsubscribe',DISCONNECT:'/meta/disconnect',META:'meta',SERVICE:'service',isValid:function(a){return Faye.Grammar.CHANNEL_NAME.test(a)||Faye.Grammar.CHANNEL_PATTERN.test(a)},parse:function(a){if(!this.isValid(a))return null;return a.split('/').slice(1)},isMeta:function(a){var b=this.parse(a);return b?(b[0]===this.META):null},isService:function(a){var b=this.parse(a);return b?(b[0]===this.SERVICE):null},isSubscribable:function(a){if(!this.isValid(a))return null;return!this.isMeta(a)&&!this.isService(a)},Tree:Faye.Class({initialize:function(a){this._3=a;this._5={}},eachChild:function(c,d){Faye.each(this._5,function(a,b){c.call(d,a,b)})},each:function(c,d,f){this.eachChild(function(a,b){a=c.concat(a);b.each(a,d,f)});if(this._3!==undefined)d.call(f,c,this._3)},map:function(c,d){var f=[];this.each([],function(a,b){f.push(c.call(d,a,b))});return f},get:function(a){var b=this.traverse(a);return b?b._3:null},set:function(a,b){var c=this.traverse(a,true);if(c)c._3=b},traverse:function(a,b){if(typeof a==='string')a=Faye.Channel.parse(a);if(a===null)return null;if(a.length===0)return this;var c=this._5[a[0]];if(!c&&!b)return null;if(!c)c=this._5[a[0]]=new Faye.Channel.Tree();return c.traverse(a.slice(1),b)},findOrCreate:function(a){var b=this.get(a);if(b)return b;b=new Faye.Channel(a);this.set(a,b);return b},glob:function(f){if(typeof f==='string')f=Faye.Channel.parse(f);if(f===null)return[];if(f.length===0)return(this._3===undefined)?[]:[this._3];var g=[];if(Faye.enumEqual(f,['*'])){Faye.each(this._5,function(a,b){if(b._3!==undefined)g.push(b._3)});return g}if(Faye.enumEqual(f,['**'])){g=this.map(function(a,b){return b});g.pop();return g}Faye.each(this._5,function(b,c){if(b!==f[0]&&b!=='*')return;var d=c.glob(f.slice(1));Faye.each(d,function(a){g.push(a)})});if(this._5['**'])g.push(this._5['**']._3);return g}})});Faye.Event={_a:[],on:function(a,b,c,d){var f=function(){c.call(d)};if(a.addEventListener)a.addEventListener(b,f,false);else a.attachEvent('on'+b,f);this._a.push({_b:a,_h:b,_s:c,_c:d,_m:f})},detach:function(a,b,c,d){var f=this._a.length,g;while(f--){g=this._a[f];if((a&&a!==g._b)||(b&&b!==g._h)||(c&&c!==g._s)||(d&&d!==g._c))continue;if(g._b.removeEventListener)g._b.removeEventListener(g._h,g._m,false);else g._b.detachEvent('on'+g._h,g._m);this._a.splice(f,1);g=null}}};Faye.Event.on(Faye.ENV,'unload',Faye.Event.detach,Faye.Event);Faye.URI=Faye.extend(Faye.Class({queryString:function(){var c=[],d;Faye.each(this.params,function(a,b){c.push(encodeURIComponent(a)+'='+encodeURIComponent(b))});return c.join('&')},isLocal:function(){var a=Faye.URI.parse(Faye.ENV.location.href);var b=(a.hostname!==this.hostname)||(a.port!==this.port)||(a.protocol!==this.protocol);return!b},toURL:function(){return this.protocol+this.hostname+':'+this.port+this.pathname+'?'+this.queryString()}}),{parse:function(d,f){if(typeof d!=='string')return d;var g=new this();var k=function(b,c){d=d.replace(c,function(a){if(a)g[b]=a;return''})};k('protocol',/^https?\:\/+/);k('hostname',/^[^\/\:]+/);k('port',/^:[0-9]+/);Faye.extend(g,{protocol:'http://',hostname:Faye.ENV.location.hostname,port:Faye.ENV.location.port},false);if(!g.port)g.port=(g.protocol==='https://')?'443':'80';g.port=g.port.replace(/\D/g,'');var i=d.split('?'),h=i.shift(),l=i.join('?'),n=l?l.split('&'):[],o=n.length,j={};while(o--){i=n[o].split('=');j[decodeURIComponent(i[0]||'')]=decodeURIComponent(i[1]||'')}Faye.extend(j,f);g.pathname=h;g.params=j;return g}});Faye.XHR={request:function(a,b,c,d,f){var g=new this.Request(a,b,c,d,f);g.send();return g},getXhrObject:function(){return Faye.ENV.ActiveXObject?new ActiveXObject("Microsoft.XMLHTTP"):new XMLHttpRequest()},Request:Faye.Class({initialize:function(a,b,c,d,f){this._d=a.toUpperCase();this._6=Faye.URI.parse(b,c);this._t=(typeof d==='function')?{success:d}:d;this._c=f||null;this._2=null},send:function(){if(this._i)return;var a=this._6.pathname,b=this._6.queryString();if(this._d==='GET')a+='?'+b;var c=this._d==='POST'?b:'';this._i=true;this._2=Faye.XHR.getXhrObject();this._2.open(this._d,a,true);if(this._d==='POST')this._2.setRequestHeader('Content-Type','application/x-www-form-urlencoded');var d=this,f=function(){if(d._2.readyState!==4)return;if(g){clearInterval(g);g=null}Faye.Event.detach(Faye.ENV,'beforeunload',d.abort,d);d._i=false;d._u();d=null};var g=setInterval(f,10);Faye.Event.on(Faye.ENV,'beforeunload',this.abort,this);this._2.send(c)},abort:function(){this._2.abort()},_u:function(){var a=this._t;if(!a)return;return this.success()?a.success&&a.success.call(this._c,this):a.failure&&a.failure.call(this._c,this)},waiting:function(){return!!this._i},complete:function(){return this._2&&!this.waiting()},success:function(){if(!this.complete())return false;var a=this._2.status;return(a>=200&&a<300)||a===304||a===1223},failure:function(){if(!this.complete())return false;return!this.success()},text:function(){if(!this.complete())return null;return this._2.responseText},status:function(){if(!this.complete())return null;return this._2.status}})};Faye.Transport=Faye.extend(Faye.Class({initialize:function(a,b){this._n=a;this._6=b},send:function(c,d,f){c={message:JSON.stringify(c)};return this.request(c,function(b){if(!d)return;Faye.each([].concat(b),function(a){d.call(f,a);if(a.advice)this._n._v(a.advice);if(a.data&&a.channel)this._n._w(a)},this)},this)}}),{get:function(a,b){var c=a._6;if(b===undefined)b=this.supportedConnectionTypes();var d=Faye.URI.parse(c).isLocal()?['long-polling','callback-polling']:['callback-polling'];var f=Faye.commonElement(d,b);if(!f)throw'Could not find a usable connection type for '+c;var g=this._j[f];return new g(a,c)},register:function(a,b){this._j[a]=b;b.prototype.connectionType=a},_j:{},supportedConnectionTypes:function(){var c=[],d;Faye.each(this._j,function(a,b){c.push(a)});return c}});Faye.XHRTransport=Faye.Class(Faye.Transport,{request:function(b,c,d){Faye.XHR.request('post',this._6,b,function(a){if(c)c.call(d,JSON.parse(a.text()))})}});Faye.Transport.register('long-polling',Faye.XHRTransport);Faye.JSONPTransport=Faye.extend(Faye.Class(Faye.Transport,{request:function(b,c,d){var f=document.getElementsByTagName('head')[0],g=document.createElement('script'),k=Faye.JSONPTransport.getCallbackName(),i=Faye.URI.parse(this._6,b);Faye.ENV[k]=function(a){Faye.ENV[k]=undefined;try{delete Faye.ENV[k]}catch(e){}f.removeChild(g);if(c)c.call(d,a)};i.params.jsonp=k;g.type='text/javascript';g.src=i.toURL();f.appendChild(g)}}),{_o:0,getCallbackName:function(){this._o+=1;return'__jsonp'+this._o+'__'}});Faye.Transport.register('callback-polling',Faye.JSONPTransport);Faye.Client=Faye.Class({_e:{},_x:{},_8:{},_y:{},_p:'handshake',_z:'retry',_q:'none',DEFAULT_ENDPOINT:'/bayeux',MAX_DELAY:0.1,INTERVAL:1000.0,initialize:function(a){this._6=a||this.DEFAULT_ENDPOINT;this._4=Faye.Transport.get(this);this._0=this._e;this._k=[];this._f=new Faye.Channel.Tree();this._7={reconnect:this._z,interval:this.INTERVAL};Faye.Event.on(Faye.ENV,'beforeunload',this.disconnect,this)},handshake:function(b,c){if(this._7.reconnect===this._q)return;if(this._0!==this._e)return;this._0=this._x;var d=this,f=this.generateId();this._4.send({channel:Faye.Channel.HANDSHAKE,version:Faye.BAYEUX_VERSION,supportedConnectionTypes:Faye.Transport.supportedConnectionTypes(),id:f},function(a){if(a.id!==f)return;if(!a.successful){setTimeout(function(){d.handshake(b,c)},this._7.interval);return this._0=this._e}this._0=this._8;this._9=a.clientId;this._4=Faye.Transport.get(this,a.supportedConnectionTypes);if(b)b.call(c)},this)},connect:function(b,c){if(this._7.reconnect===this._q)return;if(this._7.reconnect===this._p||this._0===this._e)return this.handshake(function(){this.connect(b,c)},this);if(this._0!==this._8)return;if(this._g)return;this._g=this.generateId();var d=this;this._4.send({channel:Faye.Channel.CONNECT,clientId:this._9,connectionType:this._4.connectionType,id:this._g},function(a){if(a.id!==this._g)return;delete this._g;if(a.successful)this.connect();else setTimeout(function(){d.connect()},this._7.interval)},this);if(b)b.call(c)},disconnect:function(){if(this._0!==this._8)return;this._0=this._y;this._4.send({channel:Faye.Channel.DISCONNECT,clientId:this._9});this._f=new Faye.Channel.Tree()},subscribe:function(c,d,f){if(this._0!==this._8)return;c=[].concat(c);this._l(c);var g=this.generateId();this._4.send({channel:Faye.Channel.SUBSCRIBE,clientId:this._9,subscription:c,id:g},function(b){if(b.id!==g)return;if(!b.successful)return;c=[].concat(b.subscription);Faye.each(c,function(a){this._f.set(a,[d,f])},this)},this)},unsubscribe:function(c,d,f){if(this._0!==this._8)return;c=[].concat(c);this._l(c);var g=this.generateId();this._4.send({channel:Faye.Channel.UNSUBSCRIBE,clientId:this._9,subscription:c,id:g},function(b){if(b.id!==g)return;if(!b.successful)return;c=[].concat(b.subscription);Faye.each(c,function(a){this._f.set(a,null)},this)},this)},publish:function(a,b){if(this._0!==this._8)return;this._l([a]);this.enqueue({channel:a,data:b,clientId:this._9});if(this._r)return;var c=this;this._r=setTimeout(function(){delete c._r;c.flush()},this.MAX_DELAY*1000)},generateId:function(a){a=a||32;return Math.floor(Math.pow(2,a)*Math.random()).toString(16)},enqueue:function(a){this._k.push(a)},flush:function(){this._4.send(this._k);this._k=[]},_l:function(b){Faye.each(b,function(a){if(!Faye.Channel.isValid(a))throw'"'+a+'" is not a valid channel name';if(!Faye.Channel.isSubscribable(a))throw'Clients may not subscribe to channel "'+a+'"';})},_v:function(a){Faye.extend(this._7,a);if(this._7.reconnect===this._p)this._9=null},_w:function(b){var c=this._f.glob(b.channel);Faye.each(c,function(a){if(!a)return;a[0].call(a[1],b.data)})}});if(!this.JSON){JSON={}}(function(){function l(a){return a<10?'0'+a:a}if(typeof Date.prototype.toJSON!=='function'){Date.prototype.toJSON=function(a){return this.getUTCFullYear()+'-'+l(this.getUTCMonth()+1)+'-'+l(this.getUTCDate())+'T'+l(this.getUTCHours())+':'+l(this.getUTCMinutes())+':'+l(this.getUTCSeconds())+'Z'};String.prototype.toJSON=Number.prototype.toJSON=Boolean.prototype.toJSON=function(a){return this.valueOf()}}var n=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,o=/[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,j,p,s={'\b':'\\b','\t':'\\t','\n':'\\n','\f':'\\f','\r':'\\r','"':'\\"','\\':'\\\\'},m;function r(c){o.lastIndex=0;return o.test(c)?'"'+c.replace(o,function(a){var b=s[a];return typeof 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JSON.stringify!=='function'){JSON.stringify=function(a,b,c){var d;j='';p='';if(typeof c==='number'){for(d=0;d<c;d+=1){p+=' '}}else if(typeof c==='string'){p=c}m=b;if(b&&typeof b!=='function'&&(typeof b!=='object'||typeof b.length!=='number')){throw new Error('JSON.stringify');}return q('',{'':a})}}if(typeof JSON.parse!=='function'){JSON.parse=function(g,k){var i;function h(a,b){var c,d,f=a[b];if(f&&typeof f==='object'){for(c in f){if(Object.hasOwnProperty.call(f,c)){d=h(f,c);if(d!==undefined){f[c]=d}else{delete f[c]}}}}return k.call(a,b,f)}n.lastIndex=0;if(n.test(g)){g=g.replace(n,function(a){return'\\u'+('0000'+a.charCodeAt(0).toString(16)).slice(-4)})}if(/^[\],:{}\s]*$/.test(g.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,'@').replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,']').replace(/(?:^|:|,)(?:\s*\[)+/g,''))){i=eval('('+g+')');return typeof k==='function'?h({'':i},''):i}throw new SyntaxError('JSON.parse');}}}());