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Release 0.3.1

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1 parent e95ceaf commit 0629429f6e56b2747ac8b1f2658a0d883590db71 @majek majek committed Apr 24, 2012
Showing with 2,583 additions and 40 deletions.
  1. +4 −2 index.html
  2. +2,314 −0 sockjs-0.3.1.js
  3. +27 −0 sockjs-0.3.1.min.js
  4. +235 −35 sockjs-0.3.js
  5. +3 −3 sockjs-0.3.min.js
View
6 index.html
@@ -23,6 +23,8 @@
<a href="http://cdn.sockjs.org/sockjs-0.2.min.js">sockjs-0.2.min.js</a> 2012-02-13 14:30:53 +0000 31977 (<a href="http://cdn.sockjs.org/sockjs-0.2.min.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.2.min.js">https</a>)
<a href="http://cdn.sockjs.org/sockjs-0.3.0.js">sockjs-0.3.0.js</a> 2012-04-02 12:12:56 +0100 71081 (<a href="http://cdn.sockjs.org/sockjs-0.3.0.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.0.js">https</a>)
<a href="http://cdn.sockjs.org/sockjs-0.3.0.min.js">sockjs-0.3.0.min.js</a> 2012-04-02 12:12:56 +0100 33193 (<a href="http://cdn.sockjs.org/sockjs-0.3.0.min.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.0.min.js">https</a>)
-<a href="http://cdn.sockjs.org/sockjs-0.3.js">sockjs-0.3.js</a> 2012-04-02 12:12:56 +0100 71081 (<a href="http://cdn.sockjs.org/sockjs-0.3.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.js">https</a>)
-<a href="http://cdn.sockjs.org/sockjs-0.3.min.js">sockjs-0.3.min.js</a> 2012-04-02 12:12:56 +0100 33193 (<a href="http://cdn.sockjs.org/sockjs-0.3.min.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.min.js">https</a>)
+<a href="http://cdn.sockjs.org/sockjs-0.3.1.js">sockjs-0.3.1.js</a> 2012-04-24 16:54:57 +0100 75256 (<a href="http://cdn.sockjs.org/sockjs-0.3.1.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.1.js">https</a>)
+<a href="http://cdn.sockjs.org/sockjs-0.3.1.min.js">sockjs-0.3.1.min.js</a> 2012-04-24 16:54:57 +0100 33323 (<a href="http://cdn.sockjs.org/sockjs-0.3.1.min.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.1.min.js">https</a>)
+<a href="http://cdn.sockjs.org/sockjs-0.3.js">sockjs-0.3.js</a> 2012-04-24 16:54:57 +0100 75256 (<a href="http://cdn.sockjs.org/sockjs-0.3.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.js">https</a>)
+<a href="http://cdn.sockjs.org/sockjs-0.3.min.js">sockjs-0.3.min.js</a> 2012-04-24 16:54:57 +0100 33323 (<a href="http://cdn.sockjs.org/sockjs-0.3.min.js">http</a>|<a href="https://d1fxtkz8shb9d2.cloudfront.net/sockjs-0.3.min.js">https</a>)
</pre></body></html>
View
2,314 sockjs-0.3.1.js
@@ -0,0 +1,2314 @@
+/* SockJS client, version 0.3.1, http://sockjs.org, MIT License
+
+Copyright (c) 2011-2012 VMware, Inc.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+// JSON2 by Douglas Crockford (minified).
+var JSON;JSON||(JSON={}),function(){function str(a,b){var c,d,e,f,g=gap,h,i=b[a];i&&typeof i=="object"&&typeof i.toJSON=="function"&&(i=i.toJSON(a)),typeof rep=="function"&&(i=rep.call(b,a,i));switch(typeof i){case"string":return quote(i);case"number":return isFinite(i)?String(i):"null";case"boolean":case"null":return String(i);case"object":if(!i)return"null";gap+=indent,h=[];if(Object.prototype.toString.apply(i)==="[object Array]"){f=i.length;for(c=0;c<f;c+=1)h[c]=str(c,i)||"null";e=h.length===0?"[]":gap?"[\n"+gap+h.join(",\n"+gap)+"\n"+g+"]":"["+h.join(",")+"]",gap=g;return e}if(rep&&typeof rep=="object"){f=rep.length;for(c=0;c<f;c+=1)typeof rep[c]=="string"&&(d=rep[c],e=str(d,i),e&&h.push(quote(d)+(gap?": ":":")+e))}else for(d in i)Object.prototype.hasOwnProperty.call(i,d)&&(e=str(d,i),e&&h.push(quote(d)+(gap?": ":":")+e));e=h.length===0?"{}":gap?"{\n"+gap+h.join(",\n"+gap)+"\n"+g+"}":"{"+h.join(",")+"}",gap=g;return e}}function quote(a){escapable.lastIndex=0;return escapable.test(a)?'"'+a.replace(escapable,function(a){var b=meta[a];return typeof b=="string"?b:"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)})+'"':'"'+a+'"'}function f(a){return a<10?"0"+a:a}"use strict",typeof Date.prototype.toJSON!="function"&&(Date.prototype.toJSON=function(a){return isFinite(this.valueOf())?this.getUTCFullYear()+"-"+f(this.getUTCMonth()+1)+"-"+f(this.getUTCDate())+"T"+f(this.getUTCHours())+":"+f(this.getUTCMinutes())+":"+f(this.getUTCSeconds())+"Z":null},String.prototype.toJSON=Number.prototype.toJSON=Boolean.prototype.toJSON=function(a){return this.valueOf()});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":"\\t","\n":"\\n","\f":"\\f","\r":"\\r",'"':'\\"',"\\":"\\\\"},rep;typeof JSON.stringify!="function"&&(JSON.stringify=function(a,b,c){var d;gap="",indent="";if(typeof c=="number")for(d=0;d<c;d+=1)indent+=" ";else typeof c=="string"&&(indent=c);rep=b;if(!b||typeof b=="function"||typeof b=="object"&&typeof b.length=="number")return str("",{"":a});throw new Error("JSON.stringify")}),typeof JSON.parse!="function"&&(JSON.parse=function(text,reviver){function walk(a,b){var c,d,e=a[b];if(e&&typeof e=="object")for(c in e)Object.prototype.hasOwnProperty.call(e,c)&&(d=walk(e,c),d!==undefined?e[c]=d:delete e[c]);return reviver.call(a,b,e)}var j;text=String(text),cx.lastIndex=0,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")})}()
+
+
+// [*] Including lib/index.js
+// Public object
+SockJS = (function(){
+ var _document = document;
+ var _window = window;
+ var utils = {};
+
+
+// [*] Including lib/reventtarget.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+/* Simplified implementation of DOM2 EventTarget.
+ * http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget
+ */
+var REventTarget = function() {};
+REventTarget.prototype.addEventListener = function (eventType, listener) {
+ if(!this._listeners) {
+ this._listeners = {};
+ }
+ if(!(eventType in this._listeners)) {
+ this._listeners[eventType] = [];
+ }
+ var arr = this._listeners[eventType];
+ if(utils.arrIndexOf(arr, listener) === -1) {
+ arr.push(listener);
+ }
+ return;
+};
+
+REventTarget.prototype.removeEventListener = function (eventType, listener) {
+ if(!(this._listeners && (eventType in this._listeners))) {
+ return;
+ }
+ var arr = this._listeners[eventType];
+ var idx = utils.arrIndexOf(arr, listener);
+ if (idx !== -1) {
+ if(arr.length > 1) {
+ this._listeners[eventType] = arr.slice(0, idx).concat( arr.slice(idx+1) );
+ } else {
+ delete this._listeners[eventType];
+ }
+ return;
+ }
+ return;
+};
+
+REventTarget.prototype.dispatchEvent = function (event) {
+ var t = event.type;
+ var args = Array.prototype.slice.call(arguments, 0);
+ if (this['on'+t]) {
+ this['on'+t].apply(this, args);
+ }
+ if (this._listeners && t in this._listeners) {
+ for(var i=0; i < this._listeners[t].length; i++) {
+ this._listeners[t][i].apply(this, args);
+ }
+ }
+};
+// [*] End of lib/reventtarget.js
+
+
+// [*] Including lib/simpleevent.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var SimpleEvent = function(type, obj) {
+ this.type = type;
+ if (typeof obj !== 'undefined') {
+ for(var k in obj) {
+ if (!obj.hasOwnProperty(k)) continue;
+ this[k] = obj[k];
+ }
+ }
+};
+
+SimpleEvent.prototype.toString = function() {
+ var r = [];
+ for(var k in this) {
+ if (!this.hasOwnProperty(k)) continue;
+ var v = this[k];
+ if (typeof v === 'function') v = '[function]';
+ r.push(k + '=' + v);
+ }
+ return 'SimpleEvent(' + r.join(', ') + ')';
+};
+// [*] End of lib/simpleevent.js
+
+
+// [*] Including lib/eventemitter.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var EventEmitter = function(events) {
+ this.events = events || [];
+};
+EventEmitter.prototype.emit = function(type) {
+ var that = this;
+ var args = Array.prototype.slice.call(arguments, 1);
+ if (!that.nuked && that['on'+type]) {
+ that['on'+type].apply(that, args);
+ }
+ if (utils.arrIndexOf(that.events, type) === -1) {
+ utils.log('Event ' + JSON.stringify(type) +
+ ' not listed ' + JSON.stringify(that.events) +
+ ' in ' + that);
+ }
+};
+
+EventEmitter.prototype.nuke = function(type) {
+ var that = this;
+ that.nuked = true;
+ for(var i=0; i<that.events.length; i++) {
+ delete that[that.events[i]];
+ }
+};
+// [*] End of lib/eventemitter.js
+
+
+// [*] Including lib/utils.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var random_string_chars = 'abcdefghijklmnopqrstuvwxyz0123456789_';
+utils.random_string = function(length, max) {
+ max = max || random_string_chars.length;
+ var i, ret = [];
+ for(i=0; i < length; i++) {
+ ret.push( random_string_chars.substr(Math.floor(Math.random() * max),1) );
+ }
+ return ret.join('');
+};
+utils.random_number = function(max) {
+ return Math.floor(Math.random() * max);
+};
+utils.random_number_string = function(max) {
+ var t = (''+(max - 1)).length;
+ var p = Array(t+1).join('0');
+ return (p + utils.random_number(max)).slice(-t);
+};
+
+// Assuming that url looks like: http://asdasd:111/asd
+utils.getOrigin = function(url) {
+ url += '/';
+ var parts = url.split('/').slice(0, 3);
+ return parts.join('/');
+};
+
+utils.isSameOriginUrl = function(url_a, url_b) {
+ // location.origin would do, but it's not always available.
+ if (!url_b) url_b = _window.location.href;
+
+ return (url_a.split('/').slice(0,3).join('/')
+ ===
+ url_b.split('/').slice(0,3).join('/'));
+};
+
+utils.getParentDomain = function(url) {
+ // ipv4 ip address
+ if (/^[0-9.]*$/.test(url)) return url;
+ // ipv6 ip address
+ if (/^\[/.test(url)) return url;
+ // no dots
+ if (!(/[.]/.test(url))) return url;
+
+ var parts = url.split('.').slice(1);
+ return parts.join('.');
+};
+
+utils.objectExtend = function(dst, src) {
+ for(var k in src) {
+ if (src.hasOwnProperty(k)) {
+ dst[k] = src[k];
+ }
+ }
+ return dst;
+};
+
+var WPrefix = '_jp';
+
+utils.polluteGlobalNamespace = function() {
+ if (!(WPrefix in _window)) {
+ _window[WPrefix] = {};
+ }
+};
+
+utils.closeFrame = function (code, reason) {
+ return 'c'+JSON.stringify([code, reason]);
+};
+
+utils.userSetCode = function (code) {
+ return code === 1000 || (code >= 3000 && code <= 4999);
+};
+
+// See: http://www.erg.abdn.ac.uk/~gerrit/dccp/notes/ccid2/rto_estimator/
+// and RFC 2988.
+utils.countRTO = function (rtt) {
+ var rto;
+ if (rtt > 100) {
+ rto = 3 * rtt; // rto > 300msec
+ } else {
+ rto = rtt + 200; // 200msec < rto <= 300msec
+ }
+ return rto;
+}
+
+utils.log = function() {
+ if (_window.console && console.log && console.log.apply) {
+ console.log.apply(console, arguments);
+ }
+};
+
+utils.bind = function(fun, that) {
+ if (fun.bind) {
+ return fun.bind(that);
+ } else {
+ return function() {
+ return fun.apply(that, arguments);
+ };
+ }
+};
+
+utils.flatUrl = function(url) {
+ return url.indexOf('?') === -1 && url.indexOf('#') === -1;
+};
+
+utils.amendUrl = function(url) {
+ var dl = _document.location;
+ if (!url) {
+ throw new Error('Wrong url for SockJS');
+ }
+ if (!utils.flatUrl(url)) {
+ throw new Error('Only basic urls are supported in SockJS');
+ }
+
+ // '//abc' --> 'http://abc'
+ if (url.indexOf('//') === 0) {
+ url = dl.protocol + url;
+ }
+ // '/abc' --> 'http://localhost:80/abc'
+ if (url.indexOf('/') === 0) {
+ url = dl.protocol + '//' + dl.host + url;
+ }
+ // strip trailing slashes
+ url = url.replace(/[/]+$/,'');
+ return url;
+};
+
+// IE doesn't support [].indexOf.
+utils.arrIndexOf = function(arr, obj){
+ for(var i=0; i < arr.length; i++){
+ if(arr[i] === obj){
+ return i;
+ }
+ }
+ return -1;
+};
+
+utils.arrSkip = function(arr, obj) {
+ var idx = utils.arrIndexOf(arr, obj);
+ if (idx === -1) {
+ return arr.slice();
+ } else {
+ var dst = arr.slice(0, idx);
+ return dst.concat(arr.slice(idx+1));
+ }
+};
+
+// Via: https://gist.github.com/1133122/2121c601c5549155483f50be3da5305e83b8c5df
+utils.isArray = Array.isArray || function(value) {
+ return {}.toString.call(value).indexOf('Array') >= 0
+};
+
+utils.delay = function(t, fun) {
+ if(typeof t === 'function') {
+ fun = t;
+ t = 0;
+ }
+ return setTimeout(fun, t);
+};
+
+
+// Chars worth escaping, as defined by Douglas Crockford:
+// https://github.com/douglascrockford/JSON-js/blob/47a9882cddeb1e8529e07af9736218075372b8ac/json2.js#L196
+var json_escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
+ json_lookup = {
+"\u0000":"\\u0000","\u0001":"\\u0001","\u0002":"\\u0002","\u0003":"\\u0003",
+"\u0004":"\\u0004","\u0005":"\\u0005","\u0006":"\\u0006","\u0007":"\\u0007",
+"\b":"\\b","\t":"\\t","\n":"\\n","\u000b":"\\u000b","\f":"\\f","\r":"\\r",
+"\u000e":"\\u000e","\u000f":"\\u000f","\u0010":"\\u0010","\u0011":"\\u0011",
+"\u0012":"\\u0012","\u0013":"\\u0013","\u0014":"\\u0014","\u0015":"\\u0015",
+"\u0016":"\\u0016","\u0017":"\\u0017","\u0018":"\\u0018","\u0019":"\\u0019",
+"\u001a":"\\u001a","\u001b":"\\u001b","\u001c":"\\u001c","\u001d":"\\u001d",
+"\u001e":"\\u001e","\u001f":"\\u001f","\"":"\\\"","\\":"\\\\",
+"\u007f":"\\u007f","\u0080":"\\u0080","\u0081":"\\u0081","\u0082":"\\u0082",
+"\u0083":"\\u0083","\u0084":"\\u0084","\u0085":"\\u0085","\u0086":"\\u0086",
+"\u0087":"\\u0087","\u0088":"\\u0088","\u0089":"\\u0089","\u008a":"\\u008a",
+"\u008b":"\\u008b","\u008c":"\\u008c","\u008d":"\\u008d","\u008e":"\\u008e",
+"\u008f":"\\u008f","\u0090":"\\u0090","\u0091":"\\u0091","\u0092":"\\u0092",
+"\u0093":"\\u0093","\u0094":"\\u0094","\u0095":"\\u0095","\u0096":"\\u0096",
+"\u0097":"\\u0097","\u0098":"\\u0098","\u0099":"\\u0099","\u009a":"\\u009a",
+"\u009b":"\\u009b","\u009c":"\\u009c","\u009d":"\\u009d","\u009e":"\\u009e",
+"\u009f":"\\u009f","\u00ad":"\\u00ad","\u0600":"\\u0600","\u0601":"\\u0601",
+"\u0602":"\\u0602","\u0603":"\\u0603","\u0604":"\\u0604","\u070f":"\\u070f",
+"\u17b4":"\\u17b4","\u17b5":"\\u17b5","\u200c":"\\u200c","\u200d":"\\u200d",
+"\u200e":"\\u200e","\u200f":"\\u200f","\u2028":"\\u2028","\u2029":"\\u2029",
+"\u202a":"\\u202a","\u202b":"\\u202b","\u202c":"\\u202c","\u202d":"\\u202d",
+"\u202e":"\\u202e","\u202f":"\\u202f","\u2060":"\\u2060","\u2061":"\\u2061",
+"\u2062":"\\u2062","\u2063":"\\u2063","\u2064":"\\u2064","\u2065":"\\u2065",
+"\u2066":"\\u2066","\u2067":"\\u2067","\u2068":"\\u2068","\u2069":"\\u2069",
+"\u206a":"\\u206a","\u206b":"\\u206b","\u206c":"\\u206c","\u206d":"\\u206d",
+"\u206e":"\\u206e","\u206f":"\\u206f","\ufeff":"\\ufeff","\ufff0":"\\ufff0",
+"\ufff1":"\\ufff1","\ufff2":"\\ufff2","\ufff3":"\\ufff3","\ufff4":"\\ufff4",
+"\ufff5":"\\ufff5","\ufff6":"\\ufff6","\ufff7":"\\ufff7","\ufff8":"\\ufff8",
+"\ufff9":"\\ufff9","\ufffa":"\\ufffa","\ufffb":"\\ufffb","\ufffc":"\\ufffc",
+"\ufffd":"\\ufffd","\ufffe":"\\ufffe","\uffff":"\\uffff"};
+
+// Some extra characters that Chrome gets wrong, and substitutes with
+// something else on the wire.
+var extra_escapable = /[\x00-\x1f\ud800-\udfff\ufffe\uffff\u0300-\u0333\u033d-\u0346\u034a-\u034c\u0350-\u0352\u0357-\u0358\u035c-\u0362\u0374\u037e\u0387\u0591-\u05af\u05c4\u0610-\u0617\u0653-\u0654\u0657-\u065b\u065d-\u065e\u06df-\u06e2\u06eb-\u06ec\u0730\u0732-\u0733\u0735-\u0736\u073a\u073d\u073f-\u0741\u0743\u0745\u0747\u07eb-\u07f1\u0951\u0958-\u095f\u09dc-\u09dd\u09df\u0a33\u0a36\u0a59-\u0a5b\u0a5e\u0b5c-\u0b5d\u0e38-\u0e39\u0f43\u0f4d\u0f52\u0f57\u0f5c\u0f69\u0f72-\u0f76\u0f78\u0f80-\u0f83\u0f93\u0f9d\u0fa2\u0fa7\u0fac\u0fb9\u1939-\u193a\u1a17\u1b6b\u1cda-\u1cdb\u1dc0-\u1dcf\u1dfc\u1dfe\u1f71\u1f73\u1f75\u1f77\u1f79\u1f7b\u1f7d\u1fbb\u1fbe\u1fc9\u1fcb\u1fd3\u1fdb\u1fe3\u1feb\u1fee-\u1fef\u1ff9\u1ffb\u1ffd\u2000-\u2001\u20d0-\u20d1\u20d4-\u20d7\u20e7-\u20e9\u2126\u212a-\u212b\u2329-\u232a\u2adc\u302b-\u302c\uaab2-\uaab3\uf900-\ufa0d\ufa10\ufa12\ufa15-\ufa1e\ufa20\ufa22\ufa25-\ufa26\ufa2a-\ufa2d\ufa30-\ufa6d\ufa70-\ufad9\ufb1d\ufb1f\ufb2a-\ufb36\ufb38-\ufb3c\ufb3e\ufb40-\ufb41\ufb43-\ufb44\ufb46-\ufb4e\ufff0-\uffff]/g,
+ extra_lookup;
+
+// JSON Quote string. Use native implementation when possible.
+var JSONQuote = (JSON && JSON.stringify) || function(string) {
+ json_escapable.lastIndex = 0;
+ if (json_escapable.test(string)) {
+ string = string.replace(json_escapable, function(a) {
+ return json_lookup[a];
+ });
+ }
+ return '"' + string + '"';
+};
+
+// This may be quite slow, so let's delay until user actually uses bad
+// characters.
+var unroll_lookup = function(escapable) {
+ var i;
+ var unrolled = {}
+ var c = []
+ for(i=0; i<65536; i++) {
+ c.push( String.fromCharCode(i) );
+ }
+ escapable.lastIndex = 0;
+ c.join('').replace(escapable, function (a) {
+ unrolled[ a ] = '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+ return '';
+ });
+ escapable.lastIndex = 0;
+ return unrolled;
+};
+
+// Quote string, also taking care of unicode characters that browsers
+// often break. Especially, take care of unicode surrogates:
+// http://en.wikipedia.org/wiki/Mapping_of_Unicode_characters#Surrogates
+utils.quote = function(string) {
+ var quoted = JSONQuote(string);
+
+ // In most cases this should be very fast and good enough.
+ extra_escapable.lastIndex = 0;
+ if(!extra_escapable.test(quoted)) {
+ return quoted;
+ }
+
+ if(!extra_lookup) extra_lookup = unroll_lookup(extra_escapable);
+
+ return quoted.replace(extra_escapable, function(a) {
+ return extra_lookup[a];
+ });
+}
+
+var _all_protocols = ['websocket',
+ 'xdr-streaming',
+ 'xhr-streaming',
+ 'iframe-eventsource',
+ 'iframe-htmlfile',
+ 'xdr-polling',
+ 'xhr-polling',
+ 'iframe-xhr-polling',
+ 'jsonp-polling'];
+
+utils.probeProtocols = function() {
+ var probed = {};
+ for(var i=0; i<_all_protocols.length; i++) {
+ var protocol = _all_protocols[i];
+ // User can have a typo in protocol name.
+ probed[protocol] = SockJS[protocol] &&
+ SockJS[protocol].enabled();
+ }
+ return probed;
+};
+
+utils.detectProtocols = function(probed, protocols_whitelist, info) {
+ var pe = {},
+ protocols = [];
+ if (!protocols_whitelist) protocols_whitelist = _all_protocols;
+ for(var i=0; i<protocols_whitelist.length; i++) {
+ var protocol = protocols_whitelist[i];
+ pe[protocol] = probed[protocol];
+ }
+ var maybe_push = function(protos) {
+ var proto = protos.shift();
+ if (pe[proto]) {
+ protocols.push(proto);
+ } else {
+ if (protos.length > 0) {
+ maybe_push(protos);
+ }
+ }
+ }
+
+ // 1. Websocket
+ if (info.websocket !== false) {
+ maybe_push(['websocket']);
+ }
+
+ // 2. Streaming
+ if (pe['xhr-streaming'] && !info.null_origin) {
+ protocols.push('xhr-streaming');
+ } else {
+ if (pe['xdr-streaming'] && !info.cookie_needed && !info.null_origin) {
+ protocols.push('xdr-streaming');
+ } else {
+ maybe_push(['iframe-eventsource',
+ 'iframe-htmlfile']);
+ }
+ }
+
+ // 3. Polling
+ if (pe['xhr-polling'] && !info.null_origin) {
+ protocols.push('xhr-polling');
+ } else {
+ if (pe['xdr-polling'] && !info.cookie_needed && !info.null_origin) {
+ protocols.push('xdr-polling');
+ } else {
+ maybe_push(['iframe-xhr-polling',
+ 'jsonp-polling']);
+ }
+ }
+ return protocols;
+}
+// [*] End of lib/utils.js
+
+
+// [*] Including lib/dom.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+// May be used by htmlfile jsonp and transports.
+var MPrefix = '_sockjs_global';
+utils.createHook = function() {
+ var window_id = 'a' + utils.random_string(8);
+ if (!(MPrefix in _window)) {
+ var map = {};
+ _window[MPrefix] = function(window_id) {
+ if (!(window_id in map)) {
+ map[window_id] = {
+ id: window_id,
+ del: function() {delete map[window_id];}
+ };
+ }
+ return map[window_id];
+ }
+ }
+ return _window[MPrefix](window_id);
+};
+
+
+
+utils.attachMessage = function(listener) {
+ utils.attachEvent('message', listener);
+};
+utils.attachEvent = function(event, listener) {
+ if (typeof _window.addEventListener !== 'undefined') {
+ _window.addEventListener(event, listener, false);
+ } else {
+ // IE quirks.
+ // According to: http://stevesouders.com/misc/test-postmessage.php
+ // the message gets delivered only to 'document', not 'window'.
+ _document.attachEvent("on" + event, listener);
+ // I get 'window' for ie8.
+ _window.attachEvent("on" + event, listener);
+ }
+};
+
+utils.detachMessage = function(listener) {
+ utils.detachEvent('message', listener);
+};
+utils.detachEvent = function(event, listener) {
+ if (typeof _window.addEventListener !== 'undefined') {
+ _window.removeEventListener(event, listener, false);
+ } else {
+ _document.detachEvent("on" + event, listener);
+ _window.detachEvent("on" + event, listener);
+ }
+};
+
+
+var on_unload = {};
+// Things registered after beforeunload are to be called immediately.
+var after_unload = false;
+
+var trigger_unload_callbacks = function() {
+ for(var ref in on_unload) {
+ on_unload[ref]();
+ delete on_unload[ref];
+ };
+};
+
+var unload_triggered = function() {
+ if(after_unload) return;
+ after_unload = true;
+ trigger_unload_callbacks();
+};
+
+// Onbeforeunload alone is not reliable. We could use only 'unload'
+// but it's not working in opera within an iframe. Let's use both.
+utils.attachEvent('beforeunload', unload_triggered);
+utils.attachEvent('unload', unload_triggered);
+
+utils.unload_add = function(listener) {
+ var ref = utils.random_string(8);
+ on_unload[ref] = listener;
+ if (after_unload) {
+ utils.delay(trigger_unload_callbacks);
+ }
+ return ref;
+};
+utils.unload_del = function(ref) {
+ if (ref in on_unload)
+ delete on_unload[ref];
+};
+
+
+utils.createIframe = function (iframe_url, error_callback) {
+ var iframe = _document.createElement('iframe');
+ var tref, unload_ref;
+ var unattach = function() {
+ clearTimeout(tref);
+ // Explorer had problems with that.
+ try {iframe.onload = null;} catch (x) {}
+ iframe.onerror = null;
+ };
+ var cleanup = function() {
+ if (iframe) {
+ unattach();
+ // This timeout makes chrome fire onbeforeunload event
+ // within iframe. Without the timeout it goes straight to
+ // onunload.
+ setTimeout(function() {
+ if(iframe) {
+ iframe.parentNode.removeChild(iframe);
+ }
+ iframe = null;
+ }, 0);
+ utils.unload_del(unload_ref);
+ }
+ };
+ var onerror = function(r) {
+ if (iframe) {
+ cleanup();
+ error_callback(r);
+ }
+ };
+ var post = function(msg, origin) {
+ try {
+ // When the iframe is not loaded, IE raises an exception
+ // on 'contentWindow'.
+ if (iframe && iframe.contentWindow) {
+ iframe.contentWindow.postMessage(msg, origin);
+ }
+ } catch (x) {};
+ };
+
+ iframe.src = iframe_url;
+ iframe.style.display = 'none';
+ iframe.style.position = 'absolute';
+ iframe.onerror = function(){onerror('onerror');};
+ iframe.onload = function() {
+ // `onload` is triggered before scripts on the iframe are
+ // executed. Give it few seconds to actually load stuff.
+ clearTimeout(tref);
+ tref = setTimeout(function(){onerror('onload timeout');}, 2000);
+ };
+ _document.body.appendChild(iframe);
+ tref = setTimeout(function(){onerror('timeout');}, 15000);
+ unload_ref = utils.unload_add(cleanup);
+ return {
+ post: post,
+ cleanup: cleanup,
+ loaded: unattach
+ };
+};
+
+utils.createHtmlfile = function (iframe_url, error_callback) {
+ var doc = new ActiveXObject('htmlfile');
+ var tref, unload_ref;
+ var iframe;
+ var unattach = function() {
+ clearTimeout(tref);
+ };
+ var cleanup = function() {
+ if (doc) {
+ unattach();
+ utils.unload_del(unload_ref);
+ iframe.parentNode.removeChild(iframe);
+ iframe = doc = null;
+ CollectGarbage();
+ }
+ };
+ var onerror = function(r) {
+ if (doc) {
+ cleanup();
+ error_callback(r);
+ }
+ };
+ var post = function(msg, origin) {
+ try {
+ // When the iframe is not loaded, IE raises an exception
+ // on 'contentWindow'.
+ if (iframe && iframe.contentWindow) {
+ iframe.contentWindow.postMessage(msg, origin);
+ }
+ } catch (x) {};
+ };
+
+ doc.open();
+ doc.write('<html><s' + 'cript>' +
+ 'document.domain="' + document.domain + '";' +
+ '</s' + 'cript></html>');
+ doc.close();
+ doc.parentWindow[WPrefix] = _window[WPrefix];
+ var c = doc.createElement('div');
+ doc.body.appendChild(c);
+ iframe = doc.createElement('iframe');
+ c.appendChild(iframe);
+ iframe.src = iframe_url;
+ tref = setTimeout(function(){onerror('timeout');}, 15000);
+ unload_ref = utils.unload_add(cleanup);
+ return {
+ post: post,
+ cleanup: cleanup,
+ loaded: unattach
+ };
+};
+// [*] End of lib/dom.js
+
+
+// [*] Including lib/dom2.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var AbstractXHRObject = function(){};
+AbstractXHRObject.prototype = new EventEmitter(['chunk', 'finish']);
+
+AbstractXHRObject.prototype._start = function(method, url, payload, opts) {
+ var that = this;
+
+ try {
+ that.xhr = new XMLHttpRequest();
+ } catch(x) {};
+
+ if (!that.xhr) {
+ try {
+ that.xhr = new _window.ActiveXObject('Microsoft.XMLHTTP');
+ } catch(x) {};
+ }
+ if (_window.ActiveXObject || _window.XDomainRequest) {
+ // IE8 caches even POSTs
+ url += ((url.indexOf('?') === -1) ? '?' : '&') + 't='+(+new Date);
+ }
+
+ // Explorer tends to keep connection open, even after the
+ // tab gets closed: http://bugs.jquery.com/ticket/5280
+ that.unload_ref = utils.unload_add(function(){that._cleanup(true);});
+ try {
+ that.xhr.open(method, url, true);
+ } catch(e) {
+ // IE raises an exception on wrong port.
+ that.emit('finish', 0, '');
+ that._cleanup();
+ return;
+ };
+
+ if (!opts || !opts.no_credentials) {
+ // Mozilla docs says https://developer.mozilla.org/en/XMLHttpRequest :
+ // "This never affects same-site requests."
+ that.xhr.withCredentials = 'true';
+ }
+ if (opts && opts.headers) {
+ for(var key in opts.headers) {
+ that.xhr.setRequestHeader(key, opts.headers[key]);
+ }
+ }
+
+ that.xhr.onreadystatechange = function() {
+ if (that.xhr) {
+ var x = that.xhr;
+ switch (x.readyState) {
+ case 3:
+ // IE doesn't like peeking into responseText or status
+ // on Microsoft.XMLHTTP and readystate=3
+ try {
+ var status = x.status;
+ var text = x.responseText;
+ } catch (x) {};
+ // IE does return readystate == 3 for 404 answers.
+ if (text && text.length > 0) {
+ that.emit('chunk', status, text);
+ }
+ break;
+ case 4:
+ that.emit('finish', x.status, x.responseText);
+ that._cleanup(false);
+ break;
+ }
+ }
+ };
+ that.xhr.send(payload);
+};
+
+AbstractXHRObject.prototype._cleanup = function(abort) {
+ var that = this;
+ if (!that.xhr) return;
+ utils.unload_del(that.unload_ref);
+
+ // IE needs this field to be a function
+ that.xhr.onreadystatechange = function(){};
+
+ if (abort) {
+ try {
+ that.xhr.abort();
+ } catch(x) {};
+ }
+ that.unload_ref = that.xhr = null;
+};
+
+AbstractXHRObject.prototype.close = function() {
+ var that = this;
+ that.nuke();
+ that._cleanup(true);
+};
+
+var XHRCorsObject = utils.XHRCorsObject = function() {
+ var that = this, args = arguments;
+ utils.delay(function(){that._start.apply(that, args);});
+};
+XHRCorsObject.prototype = new AbstractXHRObject();
+
+var XHRLocalObject = utils.XHRLocalObject = function(method, url, payload) {
+ var that = this;
+ utils.delay(function(){
+ that._start(method, url, payload, {
+ no_credentials: true
+ });
+ });
+};
+XHRLocalObject.prototype = new AbstractXHRObject();
+
+
+
+// References:
+// http://ajaxian.com/archives/100-line-ajax-wrapper
+// http://msdn.microsoft.com/en-us/library/cc288060(v=VS.85).aspx
+var XDRObject = utils.XDRObject = function(method, url, payload) {
+ var that = this;
+ utils.delay(function(){that._start(method, url, payload);});
+};
+XDRObject.prototype = new EventEmitter(['chunk', 'finish']);
+XDRObject.prototype._start = function(method, url, payload) {
+ var that = this;
+ var xdr = new XDomainRequest();
+ // IE caches even POSTs
+ url += ((url.indexOf('?') === -1) ? '?' : '&') + 't='+(+new Date);
+
+ var onerror = xdr.ontimeout = xdr.onerror = function() {
+ that.emit('finish', 0, '');
+ that._cleanup(false);
+ };
+ xdr.onprogress = function() {
+ that.emit('chunk', 200, xdr.responseText);
+ };
+ xdr.onload = function() {
+ that.emit('finish', 200, xdr.responseText);
+ that._cleanup(false);
+ };
+ that.xdr = xdr;
+ that.unload_ref = utils.unload_add(function(){that._cleanup(true);});
+ try {
+ // Fails with AccessDenied if port number is bogus
+ that.xdr.open(method, url);
+ that.xdr.send(payload);
+ } catch(x) {
+ onerror();
+ }
+};
+
+XDRObject.prototype._cleanup = function(abort) {
+ var that = this;
+ if (!that.xdr) return;
+ utils.unload_del(that.unload_ref);
+
+ that.xdr.ontimeout = that.xdr.onerror = that.xdr.onprogress =
+ that.xdr.onload = null;
+ if (abort) {
+ try {
+ that.xdr.abort();
+ } catch(x) {};
+ }
+ that.unload_ref = that.xdr = null;
+};
+
+XDRObject.prototype.close = function() {
+ var that = this;
+ that.nuke();
+ that._cleanup(true);
+};
+
+// 1. Is natively via XHR
+// 2. Is natively via XDR
+// 3. Nope, but postMessage is there so it should work via the Iframe.
+// 4. Nope, sorry.
+utils.isXHRCorsCapable = function() {
+ if (_window.XMLHttpRequest && 'withCredentials' in new XMLHttpRequest()) {
+ return 1;
+ }
+ // XDomainRequest doesn't work if page is served from file://
+ if (_window.XDomainRequest && _document.domain) {
+ return 2;
+ }
+ if (IframeTransport.enabled()) {
+ return 3;
+ }
+ return 4;
+};
+// [*] End of lib/dom2.js
+
+
+// [*] Including lib/sockjs.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var SockJS = function(url, dep_protocols_whitelist, options) {
+ var that = this, protocols_whitelist;
+ that._options = {devel: false, debug: false, protocols_whitelist: [],
+ info: undefined, rtt: undefined};
+ if (options) {
+ utils.objectExtend(that._options, options);
+ }
+ that._base_url = utils.amendUrl(url);
+ that._server = that._options.server || utils.random_number_string(1000);
+ if (that._options.protocols_whitelist &&
+ that._options.protocols_whitelist.length) {
+ protocols_whitelist = that._options.protocols_whitelist;
+ } else {
+ // Deprecated API
+ if (typeof dep_protocols_whitelist === 'string' &&
+ dep_protocols_whitelist.length > 0) {
+ protocols_whitelist = [dep_protocols_whitelist];
+ } else if (utils.isArray(dep_protocols_whitelist)) {
+ protocols_whitelist = dep_protocols_whitelist
+ } else {
+ protocols_whitelist = null;
+ }
+ if (protocols_whitelist) {
+ that._debug('Deprecated API: Use "protocols_whitelist" option ' +
+ 'instead of supplying protocol list as a second ' +
+ 'parameter to SockJS constructor.');
+ }
+ }
+ that._protocols = [];
+ that.protocol = null;
+ that.readyState = SockJS.CONNECTING;
+ that._ir = createInfoReceiver(that._base_url);
+ that._ir.onfinish = function(info, rtt) {
+ that._ir = null;
+ if (info) {
+ if (that._options.info) {
+ // Override if user supplies the option
+ info = utils.objectExtend(info, that._options.info);
+ }
+ if (that._options.rtt) {
+ rtt = that._options.rtt;
+ }
+ that._applyInfo(info, rtt, protocols_whitelist);
+ that._didClose();
+ } else {
+ that._didClose(1002, 'Can\'t connect to server', true);
+ }
+ };
+};
+// Inheritance
+SockJS.prototype = new REventTarget();
+
+SockJS.version = "0.3.1";
+
+SockJS.CONNECTING = 0;
+SockJS.OPEN = 1;
+SockJS.CLOSING = 2;
+SockJS.CLOSED = 3;
+
+SockJS.prototype._debug = function() {
+ if (this._options.debug)
+ utils.log.apply(utils, arguments);
+};
+
+SockJS.prototype._dispatchOpen = function() {
+ var that = this;
+ if (that.readyState === SockJS.CONNECTING) {
+ if (that._transport_tref) {
+ clearTimeout(that._transport_tref);
+ that._transport_tref = null;
+ }
+ that.readyState = SockJS.OPEN;
+ that.dispatchEvent(new SimpleEvent("open"));
+ } else {
+ // The server might have been restarted, and lost track of our
+ // connection.
+ that._didClose(1006, "Server lost session");
+ }
+};
+
+SockJS.prototype._dispatchMessage = function(data) {
+ var that = this;
+ if (that.readyState !== SockJS.OPEN)
+ return;
+ that.dispatchEvent(new SimpleEvent("message", {data: data}));
+};
+
+SockJS.prototype._dispatchHeartbeat = function(data) {
+ var that = this;
+ if (that.readyState !== SockJS.OPEN)
+ return;
+ that.dispatchEvent(new SimpleEvent('heartbeat', {}));
+};
+
+SockJS.prototype._didClose = function(code, reason, force) {
+ var that = this;
+ if (that.readyState !== SockJS.CONNECTING &&
+ that.readyState !== SockJS.OPEN &&
+ that.readyState !== SockJS.CLOSING)
+ throw new Error('INVALID_STATE_ERR');
+ if (that._ir) {
+ that._ir.nuke();
+ that._ir = null;
+ }
+
+ if (that._transport) {
+ that._transport.doCleanup();
+ that._transport = null;
+ }
+
+ var close_event = new SimpleEvent("close", {
+ code: code,
+ reason: reason,
+ wasClean: utils.userSetCode(code)});
+
+ if (!utils.userSetCode(code) &&
+ that.readyState === SockJS.CONNECTING && !force) {
+ if (that._try_next_protocol(close_event)) {
+ return;
+ }
+ close_event = new SimpleEvent("close", {code: 2000,
+ reason: "All transports failed",
+ wasClean: false,
+ last_event: close_event});
+ }
+ that.readyState = SockJS.CLOSED;
+
+ utils.delay(function() {
+ that.dispatchEvent(close_event);
+ });
+};
+
+SockJS.prototype._didMessage = function(data) {
+ var that = this;
+ var type = data.slice(0, 1);
+ switch(type) {
+ case 'o':
+ that._dispatchOpen();
+ break;
+ case 'a':
+ var payload = JSON.parse(data.slice(1) || '[]');
+ for(var i=0; i < payload.length; i++){
+ that._dispatchMessage(payload[i]);
+ }
+ break;
+ case 'm':
+ var payload = JSON.parse(data.slice(1) || 'null');
+ that._dispatchMessage(payload);
+ break;
+ case 'c':
+ var payload = JSON.parse(data.slice(1) || '[]');
+ that._didClose(payload[0], payload[1]);
+ break;
+ case 'h':
+ that._dispatchHeartbeat();
+ break;
+ }
+};
+
+SockJS.prototype._try_next_protocol = function(close_event) {
+ var that = this;
+ if (that.protocol) {
+ that._debug('Closed transport:', that.protocol, ''+close_event);
+ that.protocol = null;
+ }
+ if (that._transport_tref) {
+ clearTimeout(that._transport_tref);
+ that._transport_tref = null;
+ }
+
+ while(1) {
+ var protocol = that.protocol = that._protocols.shift();
+ if (!protocol) {
+ return false;
+ }
+ // Some protocols require access to `body`, what if were in
+ // the `head`?
+ if (SockJS[protocol] &&
+ SockJS[protocol].need_body === true &&
+ (!_document.body ||
+ (typeof _document.readyState !== 'undefined'
+ && _document.readyState !== 'complete'))) {
+ that._protocols.unshift(protocol);
+ that.protocol = 'waiting-for-load';
+ utils.attachEvent('load', function(){
+ that._try_next_protocol();
+ });
+ return true;
+ }
+
+ if (!SockJS[protocol] ||
+ !SockJS[protocol].enabled(that._options)) {
+ that._debug('Skipping transport:', protocol);
+ } else {
+ var roundTrips = SockJS[protocol].roundTrips || 1;
+ var to = ((that._options.rto || 0) * roundTrips) || 5000;
+ that._transport_tref = utils.delay(to, function() {
+ if (that.readyState === SockJS.CONNECTING) {
+ // I can't understand how it is possible to run
+ // this timer, when the state is CLOSED, but
+ // apparently in IE everythin is possible.
+ that._didClose(2007, "Transport timeouted");
+ }
+ });
+
+ var connid = utils.random_string(8);
+ var trans_url = that._base_url + '/' + that._server + '/' + connid;
+ that._debug('Opening transport:', protocol, ' url:'+trans_url,
+ ' RTO:'+that._options.rto);
+ that._transport = new SockJS[protocol](that, trans_url,
+ that._base_url);
+ return true;
+ }
+ }
+};
+
+SockJS.prototype.close = function(code, reason) {
+ var that = this;
+ if (code && !utils.userSetCode(code))
+ throw new Error("INVALID_ACCESS_ERR");
+ if(that.readyState !== SockJS.CONNECTING &&
+ that.readyState !== SockJS.OPEN) {
+ return false;
+ }
+ that.readyState = SockJS.CLOSING;
+ that._didClose(code || 1000, reason || "Normal closure");
+ return true;
+};
+
+SockJS.prototype.send = function(data) {
+ var that = this;
+ if (that.readyState === SockJS.CONNECTING)
+ throw new Error('INVALID_STATE_ERR');
+ if (that.readyState === SockJS.OPEN) {
+ that._transport.doSend(utils.quote('' + data));
+ }
+ return true;
+};
+
+SockJS.prototype._applyInfo = function(info, rtt, protocols_whitelist) {
+ var that = this;
+ that._options.info = info;
+ that._options.rtt = rtt;
+ that._options.rto = utils.countRTO(rtt);
+ that._options.info.null_origin = !_document.domain;
+ var probed = utils.probeProtocols();
+ that._protocols = utils.detectProtocols(probed, protocols_whitelist, info);
+};
+// [*] End of lib/sockjs.js
+
+
+// [*] Including lib/trans-websocket.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var WebSocketTransport = SockJS.websocket = function(ri, trans_url) {
+ var that = this;
+ var url = trans_url + '/websocket';
+ if (url.slice(0, 5) === 'https') {
+ url = 'wss' + url.slice(5);
+ } else {
+ url = 'ws' + url.slice(4);
+ }
+ that.ri = ri;
+ that.url = url;
+ var Constructor = _window.WebSocket || _window.MozWebSocket;
+
+ that.ws = new Constructor(that.url);
+ that.ws.onmessage = function(e) {
+ that.ri._didMessage(e.data);
+ };
+ // Firefox has an interesting bug. If a websocket connection is
+ // created after onbeforeunload, it stays alive even when user
+ // navigates away from the page. In such situation let's lie -
+ // let's not open the ws connection at all. See:
+ // https://github.com/sockjs/sockjs-client/issues/28
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=696085
+ that.unload_ref = utils.unload_add(function(){that.ws.close()});
+ that.ws.onclose = function() {
+ that.ri._didMessage(utils.closeFrame(1006, "WebSocket connection broken"));
+ };
+};
+
+WebSocketTransport.prototype.doSend = function(data) {
+ this.ws.send('[' + data + ']');
+};
+
+WebSocketTransport.prototype.doCleanup = function() {
+ var that = this;
+ var ws = that.ws;
+ if (ws) {
+ ws.onmessage = ws.onclose = null;
+ ws.close();
+ utils.unload_del(that.unload_ref);
+ that.unload_ref = that.ri = that.ws = null;
+ }
+};
+
+WebSocketTransport.enabled = function() {
+ return !!(_window.WebSocket || _window.MozWebSocket);
+};
+
+// In theory, ws should require 1 round trip. But in chrome, this is
+// not very stable over SSL. Most likely a ws connection requires a
+// separate SSL connection, in which case 2 round trips are an
+// absolute minumum.
+WebSocketTransport.roundTrips = 2;
+// [*] End of lib/trans-websocket.js
+
+
+// [*] Including lib/trans-sender.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var BufferedSender = function() {};
+BufferedSender.prototype.send_constructor = function(sender) {
+ var that = this;
+ that.send_buffer = [];
+ that.sender = sender;
+};
+BufferedSender.prototype.doSend = function(message) {
+ var that = this;
+ that.send_buffer.push(message);
+ if (!that.send_stop) {
+ that.send_schedule();
+ }
+};
+
+// For polling transports in a situation when in the message callback,
+// new message is being send. If the sending connection was started
+// before receiving one, it is possible to saturate the network and
+// timeout due to the lack of receiving socket. To avoid that we delay
+// sending messages by some small time, in order to let receiving
+// connection be started beforehand. This is only a halfmeasure and
+// does not fix the big problem, but it does make the tests go more
+// stable on slow networks.
+BufferedSender.prototype.send_schedule_wait = function() {
+ var that = this;
+ var tref;
+ that.send_stop = function() {
+ that.send_stop = null;
+ clearTimeout(tref);
+ };
+ tref = utils.delay(25, function() {
+ that.send_stop = null;
+ that.send_schedule();
+ });
+};
+
+BufferedSender.prototype.send_schedule = function() {
+ var that = this;
+ if (that.send_buffer.length > 0) {
+ var payload = '[' + that.send_buffer.join(',') + ']';
+ that.send_stop = that.sender(that.trans_url,
+ payload,
+ function() {
+ that.send_stop = null;
+ that.send_schedule_wait();
+ });
+ that.send_buffer = [];
+ }
+};
+
+BufferedSender.prototype.send_destructor = function() {
+ var that = this;
+ if (that._send_stop) {
+ that._send_stop();
+ }
+ that._send_stop = null;
+};
+
+var jsonPGenericSender = function(url, payload, callback) {
+ var that = this;
+
+ if (!('_send_form' in that)) {
+ var form = that._send_form = _document.createElement('form');
+ var area = that._send_area = _document.createElement('textarea');
+ area.name = 'd';
+ form.style.display = 'none';
+ form.style.position = 'absolute';
+ form.method = 'POST';
+ form.enctype = 'application/x-www-form-urlencoded';
+ form.acceptCharset = "UTF-8";
+ form.appendChild(area);
+ _document.body.appendChild(form);
+ }
+ var form = that._send_form;
+ var area = that._send_area;
+ var id = 'a' + utils.random_string(8);
+ form.target = id;
+ form.action = url + '/jsonp_send?i=' + id;
+
+ var iframe;
+ try {
+ // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
+ iframe = _document.createElement('<iframe name="'+ id +'">');
+ } catch(x) {
+ iframe = _document.createElement('iframe');
+ iframe.name = id;
+ }
+ iframe.id = id;
+ form.appendChild(iframe);
+ iframe.style.display = 'none';
+
+ try {
+ area.value = payload;
+ } catch(e) {
+ utils.log('Your browser is seriously broken. Go home! ' + e.message);
+ }
+ form.submit();
+
+ var completed = function(e) {
+ if (!iframe.onerror) return;
+ iframe.onreadystatechange = iframe.onerror = iframe.onload = null;
+ // Opera mini doesn't like if we GC iframe
+ // immediately, thus this timeout.
+ utils.delay(500, function() {
+ iframe.parentNode.removeChild(iframe);
+ iframe = null;
+ });
+ area.value = '';
+ callback();
+ };
+ iframe.onerror = iframe.onload = completed;
+ iframe.onreadystatechange = function(e) {
+ if (iframe.readyState == 'complete') completed();
+ };
+ return completed;
+};
+
+var createAjaxSender = function(AjaxObject) {
+ return function(url, payload, callback) {
+ var xo = new AjaxObject('POST', url + '/xhr_send', payload);
+ xo.onfinish = function(status, text) {
+ callback(status);
+ };
+ return function(abort_reason) {
+ callback(0, abort_reason);
+ };
+ };
+};
+// [*] End of lib/trans-sender.js
+
+
+// [*] Including lib/trans-jsonp-receiver.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+// Parts derived from Socket.io:
+// https://github.com/LearnBoost/socket.io/blob/0.6.17/lib/socket.io/transports/jsonp-polling.js
+// and jQuery-JSONP:
+// https://code.google.com/p/jquery-jsonp/source/browse/trunk/core/jquery.jsonp.js
+var jsonPGenericReceiver = function(url, callback) {
+ var tref;
+ var script = _document.createElement('script');
+ var script2; // Opera synchronous load trick.
+ var close_script = function(frame) {
+ if (script2) {
+ script2.parentNode.removeChild(script2);
+ script2 = null;
+ }
+ if (script) {
+ clearTimeout(tref);
+ script.parentNode.removeChild(script);
+ script.onreadystatechange = script.onerror =
+ script.onload = script.onclick = null;
+ script = null;
+ callback(frame);
+ callback = null;
+ }
+ };
+
+ // IE9 fires 'error' event after orsc or before, in random order.
+ var loaded_okay = false;
+ var error_timer = null;
+
+ script.id = 'a' + utils.random_string(8);
+ script.src = url;
+ script.type = 'text/javascript';
+ script.charset = 'UTF-8';
+ script.onerror = function(e) {
+ if (!error_timer) {
+ // Delay firing close_script.
+ error_timer = setTimeout(function() {
+ if (!loaded_okay) {
+ close_script(utils.closeFrame(
+ 1006,
+ "JSONP script loaded abnormally (onerror)"));
+ }
+ }, 1000);
+ }
+ };
+ script.onload = function(e) {
+ close_script(utils.closeFrame(1006, "JSONP script loaded abnormally (onload)"));
+ };
+
+ script.onreadystatechange = function(e) {
+ if (/loaded|closed/.test(script.readyState)) {
+ if (script && script.htmlFor && script.onclick) {
+ loaded_okay = true;
+ try {
+ // In IE, actually execute the script.
+ script.onclick();
+ } catch (x) {}
+ }
+ if (script) {
+ close_script(utils.closeFrame(1006, "JSONP script loaded abnormally (onreadystatechange)"));
+ }
+ }
+ };
+ // IE: event/htmlFor/onclick trick.
+ // One can't rely on proper order for onreadystatechange. In order to
+ // make sure, set a 'htmlFor' and 'event' properties, so that
+ // script code will be installed as 'onclick' handler for the
+ // script object. Later, onreadystatechange, manually execute this
+ // code. FF and Chrome doesn't work with 'event' and 'htmlFor'
+ // set. For reference see:
+ // http://jaubourg.net/2010/07/loading-script-as-onclick-handler-of.html
+ // Also, read on that about script ordering:
+ // http://wiki.whatwg.org/wiki/Dynamic_Script_Execution_Order
+ if (typeof script.async === 'undefined' && _document.attachEvent) {
+ // According to mozilla docs, in recent browsers script.async defaults
+ // to 'true', so we may use it to detect a good browser:
+ // https://developer.mozilla.org/en/HTML/Element/script
+ if (!/opera/i.test(navigator.userAgent)) {
+ // Naively assume we're in IE
+ try {
+ script.htmlFor = script.id;
+ script.event = "onclick";
+ } catch (x) {}
+ script.async = true;
+ } else {
+ // Opera, second sync script hack
+ script2 = _document.createElement('script');
+ script2.text = "try{var a = document.getElementById('"+script.id+"'); if(a)a.onerror();}catch(x){};";
+ script.async = script2.async = false;
+ }
+ }
+ if (typeof script.async !== 'undefined') {
+ script.async = true;
+ }
+
+ // Fallback mostly for Konqueror - stupid timer, 35 seconds shall be plenty.
+ tref = setTimeout(function() {
+ close_script(utils.closeFrame(1006, "JSONP script loaded abnormally (timeout)"));
+ }, 35000);
+
+ var head = _document.getElementsByTagName('head')[0];
+ head.insertBefore(script, head.firstChild);
+ if (script2) {
+ head.insertBefore(script2, head.firstChild);
+ }
+ return close_script;
+};
+// [*] End of lib/trans-jsonp-receiver.js
+
+
+// [*] Including lib/trans-jsonp-polling.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+// The simplest and most robust transport, using the well-know cross
+// domain hack - JSONP. This transport is quite inefficient - one
+// mssage could use up to one http request. But at least it works almost
+// everywhere.
+// Known limitations:
+// o you will get a spinning cursor
+// o for Konqueror a dumb timer is needed to detect errors
+
+
+var JsonPTransport = SockJS['jsonp-polling'] = function(ri, trans_url) {
+ utils.polluteGlobalNamespace();
+ var that = this;
+ that.ri = ri;
+ that.trans_url = trans_url;
+ that.send_constructor(jsonPGenericSender);
+ that._schedule_recv();
+};
+
+// Inheritnace
+JsonPTransport.prototype = new BufferedSender();
+
+JsonPTransport.prototype._schedule_recv = function() {
+ var that = this;
+ var callback = function(data) {
+ that._recv_stop = null;
+ if (data) {
+ // no data - heartbeat;
+ if (!that._is_closing) {
+ that.ri._didMessage(data);
+ }
+ }
+ // The message can be a close message, and change is_closing state.
+ if (!that._is_closing) {
+ that._schedule_recv();
+ }
+ };
+ that._recv_stop = jsonPReceiverWrapper(that.trans_url + '/jsonp',
+ jsonPGenericReceiver, callback);
+};
+
+JsonPTransport.enabled = function() {
+ return true;
+};
+
+JsonPTransport.need_body = true;
+
+
+JsonPTransport.prototype.doCleanup = function() {
+ var that = this;
+ that._is_closing = true;
+ if (that._recv_stop) {
+ that._recv_stop();
+ }
+ that.ri = that._recv_stop = null;
+ that.send_destructor();
+};
+
+
+// Abstract away code that handles global namespace pollution.
+var jsonPReceiverWrapper = function(url, constructReceiver, user_callback) {
+ var id = 'a' + utils.random_string(6);
+ var url_id = url + '?c=' + escape(WPrefix + '.' + id);
+ // Callback will be called exactly once.
+ var callback = function(frame) {
+ delete _window[WPrefix][id];
+ user_callback(frame);
+ };
+
+ var close_script = constructReceiver(url_id, callback);
+ _window[WPrefix][id] = close_script;
+ var stop = function() {
+ if (_window[WPrefix][id]) {
+ _window[WPrefix][id](utils.closeFrame(1000, "JSONP user aborted read"));
+ }
+ };
+ return stop;
+};
+// [*] End of lib/trans-jsonp-polling.js
+
+
+// [*] Including lib/trans-xhr.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var AjaxBasedTransport = function() {};
+AjaxBasedTransport.prototype = new BufferedSender();
+
+AjaxBasedTransport.prototype.run = function(ri, trans_url,
+ url_suffix, Receiver, AjaxObject) {
+ var that = this;
+ that.ri = ri;
+ that.trans_url = trans_url;
+ that.send_constructor(createAjaxSender(AjaxObject));
+ that.poll = new Polling(ri, Receiver,
+ trans_url + url_suffix, AjaxObject);
+};
+
+AjaxBasedTransport.prototype.doCleanup = function() {
+ var that = this;
+ if (that.poll) {
+ that.poll.abort();
+ that.poll = null;
+ }
+};
+
+// xhr-streaming
+var XhrStreamingTransport = SockJS['xhr-streaming'] = function(ri, trans_url) {
+ this.run(ri, trans_url, '/xhr_streaming', XhrReceiver, utils.XHRCorsObject);
+};
+
+XhrStreamingTransport.prototype = new AjaxBasedTransport();
+
+XhrStreamingTransport.enabled = function() {
+ // Support for CORS Ajax aka Ajax2? Opera 12 claims CORS but
+ // doesn't do streaming.
+ return (_window.XMLHttpRequest &&
+ 'withCredentials' in new XMLHttpRequest() &&
+ (!/opera/i.test(navigator.userAgent)));
+};
+XhrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+// Safari gets confused when a streaming ajax request is started
+// before onload. This causes the load indicator to spin indefinetely.
+XhrStreamingTransport.need_body = true;
+
+
+// According to:
+// http://stackoverflow.com/questions/1641507/detect-browser-support-for-cross-domain-xmlhttprequests
+// http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/
+
+
+// xdr-streaming
+var XdrStreamingTransport = SockJS['xdr-streaming'] = function(ri, trans_url) {
+ this.run(ri, trans_url, '/xhr_streaming', XhrReceiver, utils.XDRObject);
+};
+
+XdrStreamingTransport.prototype = new AjaxBasedTransport();
+
+XdrStreamingTransport.enabled = function() {
+ return !!_window.XDomainRequest;
+};
+XdrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+
+
+// xhr-polling
+var XhrPollingTransport = SockJS['xhr-polling'] = function(ri, trans_url) {
+ this.run(ri, trans_url, '/xhr', XhrReceiver, utils.XHRCorsObject);
+};
+
+XhrPollingTransport.prototype = new AjaxBasedTransport();
+
+XhrPollingTransport.enabled = XhrStreamingTransport.enabled;
+XhrPollingTransport.roundTrips = 2; // preflight, ajax
+
+
+// xdr-polling
+var XdrPollingTransport = SockJS['xdr-polling'] = function(ri, trans_url) {
+ this.run(ri, trans_url, '/xhr', XhrReceiver, utils.XDRObject);
+};
+
+XdrPollingTransport.prototype = new AjaxBasedTransport();
+
+XdrPollingTransport.enabled = XdrStreamingTransport.enabled;
+XdrPollingTransport.roundTrips = 2; // preflight, ajax
+// [*] End of lib/trans-xhr.js
+
+
+// [*] Including lib/trans-iframe.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+// Few cool transports do work only for same-origin. In order to make
+// them working cross-domain we shall use iframe, served form the
+// remote domain. New browsers, have capabilities to communicate with
+// cross domain iframe, using postMessage(). In IE it was implemented
+// from IE 8+, but of course, IE got some details wrong:
+// http://msdn.microsoft.com/en-us/library/cc197015(v=VS.85).aspx
+// http://stevesouders.com/misc/test-postmessage.php
+
+var IframeTransport = function() {};
+
+IframeTransport.prototype.i_constructor = function(ri, trans_url, base_url) {
+ var that = this;
+ that.ri = ri;
+ that.origin = utils.getOrigin(base_url);
+ that.base_url = base_url;
+ that.trans_url = trans_url;
+
+ var iframe_url = base_url + '/iframe.html';
+ if (that.ri._options.devel) {
+ iframe_url += '?t=' + (+new Date);
+ }
+ that.window_id = utils.random_string(8);
+ iframe_url += '#' + that.window_id;
+
+ that.iframeObj = utils.createIframe(iframe_url, function(r) {
+ that.ri._didClose(1006, "Unable to load an iframe (" + r + ")");
+ });
+
+ that.onmessage_cb = utils.bind(that.onmessage, that);
+ utils.attachMessage(that.onmessage_cb);
+};
+
+IframeTransport.prototype.doCleanup = function() {
+ var that = this;
+ if (that.iframeObj) {
+ utils.detachMessage(that.onmessage_cb);
+ try {
+ // When the iframe is not loaded, IE raises an exception
+ // on 'contentWindow'.
+ if (that.iframeObj.iframe.contentWindow) {
+ that.postMessage('c');
+ }
+ } catch (x) {}
+ that.iframeObj.cleanup();
+ that.iframeObj = null;
+ that.onmessage_cb = that.iframeObj = null;
+ }
+};
+
+IframeTransport.prototype.onmessage = function(e) {
+ var that = this;
+ if (e.origin !== that.origin) return;
+ var window_id = e.data.slice(0, 8);
+ var type = e.data.slice(8, 9);
+ var data = e.data.slice(9);
+
+ if (window_id !== that.window_id) return;
+
+ switch(type) {
+ case 's':
+ that.iframeObj.loaded();
+ that.postMessage('s', JSON.stringify([SockJS.version, that.protocol, that.trans_url, that.base_url]));
+ break;
+ case 't':
+ that.ri._didMessage(data);
+ break;
+ }
+};
+
+IframeTransport.prototype.postMessage = function(type, data) {
+ var that = this;
+ that.iframeObj.post(that.window_id + type + (data || ''), that.origin);
+};
+
+IframeTransport.prototype.doSend = function (message) {
+ this.postMessage('m', message);
+};
+
+IframeTransport.enabled = function() {
+ // postMessage misbehaves in konqueror 4.6.5 - the messages are delivered with
+ // huge delay, or not at all.
+ var konqueror = navigator && navigator.userAgent && navigator.userAgent.indexOf('Konqueror') !== -1;
+ return ((typeof _window.postMessage === 'function' ||
+ typeof _window.postMessage === 'object') && (!konqueror));
+};
+// [*] End of lib/trans-iframe.js
+
+
+// [*] Including lib/trans-iframe-within.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var curr_window_id;
+
+var postMessage = function (type, data) {
+ if(parent !== _window) {
+ parent.postMessage(curr_window_id + type + (data || ''), '*');
+ } else {
+ utils.log("Can't postMessage, no parent window.", type, data);
+ }
+};
+
+var FacadeJS = function() {};
+FacadeJS.prototype._didClose = function (code, reason) {
+ postMessage('t', utils.closeFrame(code, reason));
+};
+FacadeJS.prototype._didMessage = function (frame) {
+ postMessage('t', frame);
+};
+FacadeJS.prototype._doSend = function (data) {
+ this._transport.doSend(data);
+};
+FacadeJS.prototype._doCleanup = function () {
+ this._transport.doCleanup();
+};
+
+utils.parent_origin = undefined;
+
+SockJS.bootstrap_iframe = function() {
+ var facade;
+ curr_window_id = _document.location.hash.slice(1);
+ var onMessage = function(e) {
+ if(e.source !== parent) return;
+ if(typeof utils.parent_origin === 'undefined')
+ utils.parent_origin = e.origin;
+ if (e.origin !== utils.parent_origin) return;
+
+ var window_id = e.data.slice(0, 8);
+ var type = e.data.slice(8, 9);
+ var data = e.data.slice(9);
+ if (window_id !== curr_window_id) return;
+ switch(type) {
+ case 's':
+ var p = JSON.parse(data);
+ var version = p[0];
+ var protocol = p[1];
+ var trans_url = p[2];
+ var base_url = p[3];
+ if (version !== SockJS.version) {
+ utils.log("Incompatibile SockJS! Main site uses:" +
+ " \"" + version + "\", the iframe:" +
+ " \"" + SockJS.version + "\".");
+ }
+ if (!utils.flatUrl(trans_url) || !utils.flatUrl(base_url)) {
+ utils.log("Only basic urls are supported in SockJS");
+ return;
+ }
+
+ if (!utils.isSameOriginUrl(trans_url) ||
+ !utils.isSameOriginUrl(base_url)) {
+ utils.log("Can't connect to different domain from within an " +
+ "iframe. (" + JSON.stringify([_window.location.href, trans_url, base_url]) +
+ ")");
+ return;
+ }
+ facade = new FacadeJS();
+ facade._transport = new FacadeJS[protocol](facade, trans_url, base_url);
+ break;
+ case 'm':
+ facade._doSend(data);
+ break;
+ case 'c':
+ if (facade)
+ facade._doCleanup();
+ facade = null;
+ break;
+ }
+ };
+
+ // alert('test ticker');
+ // facade = new FacadeJS();
+ // facade._transport = new FacadeJS['w-iframe-xhr-polling'](facade, 'http://host.com:9999/ticker/12/basd');
+
+ utils.attachMessage(onMessage);
+
+ // Start
+ postMessage('s');
+};
+// [*] End of lib/trans-iframe-within.js
+
+
+// [*] Including lib/info.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var InfoReceiver = function(base_url, AjaxObject) {
+ var that = this;
+ utils.delay(function(){that.doXhr(base_url, AjaxObject);});
+};
+
+InfoReceiver.prototype = new EventEmitter(['finish']);
+
+InfoReceiver.prototype.doXhr = function(base_url, AjaxObject) {
+ var that = this;
+ var t0 = (new Date()).getTime();
+ var xo = new AjaxObject('GET', base_url + '/info');
+
+ var tref = utils.delay(8000,
+ function(){xo.ontimeout();});
+
+ xo.onfinish = function(status, text) {
+ clearTimeout(tref);
+ tref = null;
+ if (status === 200) {
+ var rtt = (new Date()).getTime() - t0;
+ var info = JSON.parse(text);
+ if (typeof info !== 'object') info = {};
+ that.emit('finish', info, rtt);
+ } else {
+ that.emit('finish');
+ }
+ };
+ xo.ontimeout = function() {
+ xo.close();
+ that.emit('finish');
+ };
+};
+
+var InfoReceiverIframe = function(base_url) {
+ var that = this;
+ var go = function() {
+ var ifr = new IframeTransport();
+ ifr.protocol = 'w-iframe-info-receiver';
+ var fun = function(r) {
+ if (typeof r === 'string' && r.substr(0,1) === 'm') {
+ var d = JSON.parse(r.substr(1));
+ var info = d[0], rtt = d[1];
+ that.emit('finish', info, rtt);
+ } else {
+ that.emit('finish');
+ }
+ ifr.doCleanup();
+ ifr = null;
+ };
+ var mock_ri = {
+ _options: {},
+ _didClose: fun,
+ _didMessage: fun
+ };
+ ifr.i_constructor(mock_ri, base_url, base_url);
+ }
+ if(!_document.body) {
+ utils.attachEvent('load', go);
+ } else {
+ go();
+ }
+};
+InfoReceiverIframe.prototype = new EventEmitter(['finish']);
+
+
+var InfoReceiverFake = function() {
+ // It may not be possible to do cross domain AJAX to get the info
+ // data, for example for IE7. But we want to run JSONP, so let's
+ // fake the response, with rtt=2s (rto=6s).
+ var that = this;
+ utils.delay(function() {
+ that.emit('finish', {}, 2000);
+ });
+};
+InfoReceiverFake.prototype = new EventEmitter(['finish']);
+
+var createInfoReceiver = function(base_url) {
+ if (utils.isSameOriginUrl(base_url)) {
+ // If, for some reason, we have SockJS locally - there's no
+ // need to start up the complex machinery. Just use ajax.
+ return new InfoReceiver(base_url, utils.XHRLocalObject);
+ }
+ switch (utils.isXHRCorsCapable()) {
+ case 1:
+ return new InfoReceiver(base_url, utils.XHRCorsObject);
+ case 2:
+ return new InfoReceiver(base_url, utils.XDRObject);
+ case 3:
+ // Opera
+ return new InfoReceiverIframe(base_url);
+ default:
+ // IE 7
+ return new InfoReceiverFake();
+ };
+};
+
+
+var WInfoReceiverIframe = FacadeJS['w-iframe-info-receiver'] = function(ri, _trans_url, base_url) {
+ var ir = new InfoReceiver(base_url, utils.XHRLocalObject);
+ ir.onfinish = function(info, rtt) {
+ ri._didMessage('m'+JSON.stringify([info, rtt]));
+ ri._didClose();
+ }
+};
+WInfoReceiverIframe.prototype.doCleanup = function() {};
+// [*] End of lib/info.js
+
+
+// [*] Including lib/trans-iframe-eventsource.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var EventSourceIframeTransport = SockJS['iframe-eventsource'] = function () {
+ var that = this;
+ that.protocol = 'w-iframe-eventsource';
+ that.i_constructor.apply(that, arguments);
+};
+
+EventSourceIframeTransport.prototype = new IframeTransport();
+
+EventSourceIframeTransport.enabled = function () {
+ return ('EventSource' in _window) && IframeTransport.enabled();
+};
+
+EventSourceIframeTransport.need_body = true;
+EventSourceIframeTransport.roundTrips = 3; // html, javascript, eventsource
+
+
+// w-iframe-eventsource
+var EventSourceTransport = FacadeJS['w-iframe-eventsource'] = function(ri, trans_url) {
+ this.run(ri, trans_url, '/eventsource', EventSourceReceiver, utils.XHRLocalObject);
+}
+EventSourceTransport.prototype = new AjaxBasedTransport();
+// [*] End of lib/trans-iframe-eventsource.js
+
+
+// [*] Including lib/trans-iframe-xhr-polling.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var XhrPollingIframeTransport = SockJS['iframe-xhr-polling'] = function () {
+ var that = this;
+ that.protocol = 'w-iframe-xhr-polling';
+ that.i_constructor.apply(that, arguments);
+};
+
+XhrPollingIframeTransport.prototype = new IframeTransport();
+
+XhrPollingIframeTransport.enabled = function () {
+ return _window.XMLHttpRequest && IframeTransport.enabled();
+};
+
+XhrPollingIframeTransport.need_body = true;
+XhrPollingIframeTransport.roundTrips = 3; // html, javascript, xhr
+
+
+// w-iframe-xhr-polling
+var XhrPollingITransport = FacadeJS['w-iframe-xhr-polling'] = function(ri, trans_url) {
+ this.run(ri, trans_url, '/xhr', XhrReceiver, utils.XHRLocalObject);
+};
+
+XhrPollingITransport.prototype = new AjaxBasedTransport();
+// [*] End of lib/trans-iframe-xhr-polling.js
+
+
+// [*] Including lib/trans-iframe-htmlfile.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+// This transport generally works in any browser, but will cause a
+// spinning cursor to appear in any browser other than IE.
+// We may test this transport in all browsers - why not, but in
+// production it should be only run in IE.
+
+var HtmlFileIframeTransport = SockJS['iframe-htmlfile'] = function () {
+ var that = this;
+ that.protocol = 'w-iframe-htmlfile';
+ that.i_constructor.apply(that, arguments);
+};
+
+// Inheritance.
+HtmlFileIframeTransport.prototype = new IframeTransport();
+
+HtmlFileIframeTransport.enabled = function() {
+ return IframeTransport.enabled();
+};
+
+HtmlFileIframeTransport.need_body = true;
+HtmlFileIframeTransport.roundTrips = 3; // html, javascript, htmlfile
+
+
+// w-iframe-htmlfile
+var HtmlFileTransport = FacadeJS['w-iframe-htmlfile'] = function(ri, trans_url) {
+ this.run(ri, trans_url, '/htmlfile', HtmlfileReceiver, utils.XHRLocalObject);
+};
+HtmlFileTransport.prototype = new AjaxBasedTransport();
+// [*] End of lib/trans-iframe-htmlfile.js
+
+
+// [*] Including lib/trans-polling.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var Polling = function(ri, Receiver, recv_url, AjaxObject) {
+ var that = this;
+ that.ri = ri;
+ that.Receiver = Receiver;
+ that.recv_url = recv_url;
+ that.AjaxObject = AjaxObject;
+ that._scheduleRecv();
+};
+
+Polling.prototype._scheduleRecv = function() {
+ var that = this;
+ var poll = that.poll = new that.Receiver(that.recv_url, that.AjaxObject);
+ var msg_counter = 0;
+ poll.onmessage = function(e) {
+ msg_counter += 1;
+ that.ri._didMessage(e.data);
+ };
+ poll.onclose = function(e) {
+ that.poll = poll = poll.onmessage = poll.onclose = null;
+ if (!that.poll_is_closing) {
+ if (e.reason === 'permanent') {
+ that.ri._didClose(1006, 'Polling error (' + e.reason + ')');
+ } else {
+ that._scheduleRecv();
+ }
+ }
+ };
+};
+
+Polling.prototype.abort = function() {
+ var that = this;
+ that.poll_is_closing = true;
+ if (that.poll) {
+ that.poll.abort();
+ }
+};
+// [*] End of lib/trans-polling.js
+
+
+// [*] Including lib/trans-receiver-eventsource.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var EventSourceReceiver = function(url) {
+ var that = this;
+ var es = new EventSource(url);
+ es.onmessage = function(e) {
+ that.dispatchEvent(new SimpleEvent('message',
+ {'data': unescape(e.data)}));
+ };
+ that.es_close = es.onerror = function(e, abort_reason) {
+ // ES on reconnection has readyState = 0 or 1.
+ // on network error it's CLOSED = 2
+ var reason = abort_reason ? 'user' :
+ (es.readyState !== 2 ? 'network' : 'permanent');
+ that.es_close = es.onmessage = es.onerror = null;
+ // EventSource reconnects automatically.
+ es.close();
+ es = null;
+ // Safari and chrome < 15 crash if we close window before
+ // waiting for ES cleanup. See:
+ // https://code.google.com/p/chromium/issues/detail?id=89155
+ utils.delay(200, function() {
+ that.dispatchEvent(new SimpleEvent('close', {reason: reason}));
+ });
+ };
+};
+
+EventSourceReceiver.prototype = new REventTarget();
+
+EventSourceReceiver.prototype.abort = function() {
+ var that = this;
+ if (that.es_close) {
+ that.es_close({}, true);
+ }
+};
+// [*] End of lib/trans-receiver-eventsource.js
+
+
+// [*] Including lib/trans-receiver-htmlfile.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var _is_ie_htmlfile_capable;
+var isIeHtmlfileCapable = function() {
+ if (_is_ie_htmlfile_capable === undefined) {
+ if ('ActiveXObject' in _window) {
+ try {
+ _is_ie_htmlfile_capable = !!new ActiveXObject('htmlfile');
+ } catch (x) {}
+ } else {
+ _is_ie_htmlfile_capable = false;
+ }
+ }
+ return _is_ie_htmlfile_capable;
+};
+
+
+var HtmlfileReceiver = function(url) {
+ var that = this;
+ utils.polluteGlobalNamespace();
+
+ that.id = 'a' + utils.random_string(6, 26);
+ url += ((url.indexOf('?') === -1) ? '?' : '&') +
+ 'c=' + escape(WPrefix + '.' + that.id);
+
+ var constructor = isIeHtmlfileCapable() ?
+ utils.createHtmlfile : utils.createIframe;
+
+ var iframeObj;
+ _window[WPrefix][that.id] = {
+ start: function () {
+ iframeObj.loaded();
+ },
+ message: function (data) {
+ that.dispatchEvent(new SimpleEvent('message', {'data': data}));
+ },
+ stop: function () {
+ that.iframe_close({}, 'network');
+ }
+ };
+ that.iframe_close = function(e, abort_reason) {
+ iframeObj.cleanup();
+ that.iframe_close = iframeObj = null;
+ delete _window[WPrefix][that.id];
+ that.dispatchEvent(new SimpleEvent('close', {reason: abort_reason}));
+ };
+ iframeObj = constructor(url, function(e) {
+ that.iframe_close({}, 'permanent');
+ });
+};
+
+HtmlfileReceiver.prototype = new REventTarget();
+
+HtmlfileReceiver.prototype.abort = function() {
+ var that = this;
+ if (that.iframe_close) {
+ that.iframe_close({}, 'user');
+ }
+};
+// [*] End of lib/trans-receiver-htmlfile.js
+
+
+// [*] Including lib/trans-receiver-xhr.js
+/*
+ * ***** BEGIN LICENSE BLOCK *****
+ * Copyright (c) 2011-2012 VMware, Inc.
+ *
+ * For the license see COPYING.
+ * ***** END LICENSE BLOCK *****
+ */
+
+var XhrReceiver = function(url, AjaxObject) {
+ var that = this;
+ var buf_pos = 0;
+
+ that.xo = new AjaxObject('POST', url, null);
+ that.xo.onchunk = function(status, text) {
+ if (status !== 200) return;
+ while (1) {
+