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e,t,n={top:0,left:0},r=this[0];return"fixed"===x.css(r,"position")?t=r.getBoundingClientRect():(e=this.offsetParent(),t=this.offset(),x.nodeName(e[0],"html")||(n=e.offset()),n.top+=x.css(e[0],"borderTopWidth",!0),n.left+=x.css(e[0],"borderLeftWidth",!0)),{top:t.top-n.top-x.css(r,"marginTop",!0),left:t.left-n.left-x.css(r,"marginLeft",!0)}}},offsetParent:function(){return this.map(function(){var e=this.offsetParent||s;while(e&&!x.nodeName(e,"html")&&"static"===x.css(e,"position"))e=e.offsetParent;return e||s})}}),x.each({scrollLeft:"pageXOffset",scrollTop:"pageYOffset"},function(e,n){var r=/Y/.test(n);x.fn[e]=function(i){return x.access(this,function(e,i,o){var a=or(e);return o===t?a?n in a?a[n]:a.document.documentElement[i]:e[i]:(a?a.scrollTo(r?x(a).scrollLeft():o,r?o:x(a).scrollTop()):e[i]=o,t)},e,i,arguments.length,null)}});function or(e){return x.isWindow(e)?e:9===e.nodeType?e.defaultView||e.parentWindow:!1}x.each({Height:"height",Width:"width"},function(e,n){x.each({padding:"inner"+e,content:n,"":"outer"+e},function(r,i){x.fn[i]=function(i,o){var a=arguments.length&&(r||"boolean"!=typeof i),s=r||(i===!0||o===!0?"margin":"border");return x.access(this,function(n,r,i){var o;return x.isWindow(n)?n.document.documentElement["client"+e]:9===n.nodeType?(o=n.documentElement,Math.max(n.body["scroll"+e],o["scroll"+e],n.body["offset"+e],o["offset"+e],o["client"+e])):i===t?x.css(n,r,s):x.style(n,r,i,s)},n,a?i:t,a,null)}})}),x.fn.size=function(){return this.length},x.fn.andSelf=x.fn.addBack,"object"==typeof module&&module&&"object"==typeof module.exports?module.exports=x:(e.jQuery=e.$=x,"function"==typeof define&&define.amd&&define("jquery",[],function(){return x}))})(window);
diff --git a/examples/javascripts/socket.io.js b/examples/javascripts/socket.io.js
deleted file mode 100644
index ab7cda4..0000000
--- a/examples/javascripts/socket.io.js
+++ /dev/null
@@ -1,3327 +0,0 @@
-/*! Socket.IO.js build:0.9.16, development. Copyright(c) 2011 LearnBoost
MIT Licensed */
-
-var io = ('undefined' === typeof module ? {} : module.exports);
-(function() {
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, global) {
-
- /**
- * IO namespace.
- *
- * @namespace
- */
-
- var io = exports;
-
- /**
- * Socket.IO version
- *
- * @api public
- */
-
- io.version = '0.9.16';
-
- /**
- * Protocol implemented.
- *
- * @api public
- */
-
- io.protocol = 1;
-
- /**
- * Available transports, these will be populated with the available transports
- *
- * @api public
- */
-
- io.transports = [];
-
- /**
- * Keep track of jsonp callbacks.
- *
- * @api private
- */
-
- io.j = [];
-
- /**
- * Keep track of our io.Sockets
- *
- * @api private
- */
- io.sockets = {};
-
-
- /**
- * Manages connections to hosts.
- *
- * @param {String} uri
- * @Param {Boolean} force creation of new socket (defaults to false)
- * @api public
- */
-
- io.connect = function (host, details) {
- var uri = io.util.parseUri(host)
- , uuri
- , socket;
-
- if (global && global.location) {
- uri.protocol = uri.protocol || global.location.protocol.slice(0, -1);
- uri.host = uri.host || (global.document
- ? global.document.domain : global.location.hostname);
- uri.port = uri.port || global.location.port;
- }
-
- uuri = io.util.uniqueUri(uri);
-
- var options = {
- host: uri.host
- , secure: 'https' == uri.protocol
- , port: uri.port || ('https' == uri.protocol ? 443 : 80)
- , query: uri.query || ''
- };
-
- io.util.merge(options, details);
-
- if (options['force new connection'] || !io.sockets[uuri]) {
- socket = new io.Socket(options);
- }
-
- if (!options['force new connection'] && socket) {
- io.sockets[uuri] = socket;
- }
-
- socket = socket || io.sockets[uuri];
-
- // if path is different from '' or /
- return socket.of(uri.path.length > 1 ? uri.path : '');
- };
-
-})('object' === typeof module ? module.exports : (this.io = {}), this);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, global) {
-
- /**
- * Utilities namespace.
- *
- * @namespace
- */
-
- var util = exports.util = {};
-
- /**
- * Parses an URI
- *
- * @author Steven Levithan (MIT license)
- * @api public
- */
-
- var re = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
-
- var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password',
- 'host', 'port', 'relative', 'path', 'directory', 'file', 'query',
- 'anchor'];
-
- util.parseUri = function (str) {
- var m = re.exec(str || '')
- , uri = {}
- , i = 14;
-
- while (i--) {
- uri[parts[i]] = m[i] || '';
- }
-
- return uri;
- };
-
- /**
- * Produces a unique url that identifies a Socket.IO connection.
- *
- * @param {Object} uri
- * @api public
- */
-
- util.uniqueUri = function (uri) {
- var protocol = uri.protocol
- , host = uri.host
- , port = uri.port;
-
- if ('document' in global) {
- host = host || document.domain;
- port = port || (protocol == 'https'
- && document.location.protocol !== 'https:' ? 443 : document.location.port);
- } else {
- host = host || 'localhost';
-
- if (!port && protocol == 'https') {
- port = 443;
- }
- }
-
- return (protocol || 'http') + '://' + host + ':' + (port || 80);
- };
-
- /**
- * Mergest 2 query strings in to once unique query string
- *
- * @param {String} base
- * @param {String} addition
- * @api public
- */
-
- util.query = function (base, addition) {
- var query = util.chunkQuery(base || '')
- , components = [];
-
- util.merge(query, util.chunkQuery(addition || ''));
- for (var part in query) {
- if (query.hasOwnProperty(part)) {
- components.push(part + '=' + query[part]);
- }
- }
-
- return components.length ? '?' + components.join('&') : '';
- };
-
- /**
- * Transforms a querystring in to an object
- *
- * @param {String} qs
- * @api public
- */
-
- util.chunkQuery = function (qs) {
- var query = {}
- , params = qs.split('&')
- , i = 0
- , l = params.length
- , kv;
-
- for (; i < l; ++i) {
- kv = params[i].split('=');
- if (kv[0]) {
- query[kv[0]] = kv[1];
- }
- }
-
- return query;
- };
-
- /**
- * Executes the given function when the page is loaded.
- *
- * io.util.load(function () { console.log('page loaded'); });
- *
- * @param {Function} fn
- * @api public
- */
-
- var pageLoaded = false;
-
- util.load = function (fn) {
- if ('document' in global && document.readyState === 'complete' || pageLoaded) {
- return fn();
- }
-
- util.on(global, 'load', fn, false);
- };
-
- /**
- * Adds an event.
- *
- * @api private
- */
-
- util.on = function (element, event, fn, capture) {
- if (element.attachEvent) {
- element.attachEvent('on' + event, fn);
- } else if (element.addEventListener) {
- element.addEventListener(event, fn, capture);
- }
- };
-
- /**
- * Generates the correct `XMLHttpRequest` for regular and cross domain requests.
- *
- * @param {Boolean} [xdomain] Create a request that can be used cross domain.
- * @returns {XMLHttpRequest|false} If we can create a XMLHttpRequest.
- * @api private
- */
-
- util.request = function (xdomain) {
-
- if (xdomain && 'undefined' != typeof XDomainRequest && !util.ua.hasCORS) {
- return new XDomainRequest();
- }
-
- if ('undefined' != typeof XMLHttpRequest && (!xdomain || util.ua.hasCORS)) {
- return new XMLHttpRequest();
- }
-
- if (!xdomain) {
- try {
- return new window[(['Active'].concat('Object').join('X'))]('Microsoft.XMLHTTP');
- } catch(e) { }
- }
-
- return null;
- };
-
- /**
- * XHR based transport constructor.
- *
- * @constructor
- * @api public
- */
-
- /**
- * Change the internal pageLoaded value.
- */
-
- if ('undefined' != typeof window) {
- util.load(function () {
- pageLoaded = true;
- });
- }
-
- /**
- * Defers a function to ensure a spinner is not displayed by the browser
- *
- * @param {Function} fn
- * @api public
- */
-
- util.defer = function (fn) {
- if (!util.ua.webkit || 'undefined' != typeof importScripts) {
- return fn();
- }
-
- util.load(function () {
- setTimeout(fn, 100);
- });
- };
-
- /**
- * Merges two objects.
- *
- * @api public
- */
-
- util.merge = function merge (target, additional, deep, lastseen) {
- var seen = lastseen || []
- , depth = typeof deep == 'undefined' ? 2 : deep
- , prop;
-
- for (prop in additional) {
- if (additional.hasOwnProperty(prop) && util.indexOf(seen, prop) < 0) {
- if (typeof target[prop] !== 'object' || !depth) {
- target[prop] = additional[prop];
- seen.push(additional[prop]);
- } else {
- util.merge(target[prop], additional[prop], depth - 1, seen);
- }
- }
- }
-
- return target;
- };
-
- /**
- * Merges prototypes from objects
- *
- * @api public
- */
-
- util.mixin = function (ctor, ctor2) {
- util.merge(ctor.prototype, ctor2.prototype);
- };
-
- /**
- * Shortcut for prototypical and static inheritance.
- *
- * @api private
- */
-
- util.inherit = function (ctor, ctor2) {
- function f() {};
- f.prototype = ctor2.prototype;
- ctor.prototype = new f;
- };
-
- /**
- * Checks if the given object is an Array.
- *
- * io.util.isArray([]); // true
- * io.util.isArray({}); // false
- *
- * @param Object obj
- * @api public
- */
-
- util.isArray = Array.isArray || function (obj) {
- return Object.prototype.toString.call(obj) === '[object Array]';
- };
-
- /**
- * Intersects values of two arrays into a third
- *
- * @api public
- */
-
- util.intersect = function (arr, arr2) {
- var ret = []
- , longest = arr.length > arr2.length ? arr : arr2
- , shortest = arr.length > arr2.length ? arr2 : arr;
-
- for (var i = 0, l = shortest.length; i < l; i++) {
- if (~util.indexOf(longest, shortest[i]))
- ret.push(shortest[i]);
- }
-
- return ret;
- };
-
- /**
- * Array indexOf compatibility.
- *
- * @see bit.ly/a5Dxa2
- * @api public
- */
-
- util.indexOf = function (arr, o, i) {
-
- for (var j = arr.length, i = i < 0 ? i + j < 0 ? 0 : i + j : i || 0;
- i < j && arr[i] !== o; i++) {}
-
- return j <= i ? -1 : i;
- };
-
- /**
- * Converts enumerables to array.
- *
- * @api public
- */
-
- util.toArray = function (enu) {
- var arr = [];
-
- for (var i = 0, l = enu.length; i < l; i++)
- arr.push(enu[i]);
-
- return arr;
- };
-
- /**
- * UA / engines detection namespace.
- *
- * @namespace
- */
-
- util.ua = {};
-
- /**
- * Whether the UA supports CORS for XHR.
- *
- * @api public
- */
-
- util.ua.hasCORS = 'undefined' != typeof XMLHttpRequest && (function () {
- try {
- var a = new XMLHttpRequest();
- } catch (e) {
- return false;
- }
-
- return a.withCredentials != undefined;
- })();
-
- /**
- * Detect webkit.
- *
- * @api public
- */
-
- util.ua.webkit = 'undefined' != typeof navigator
- && /webkit/i.test(navigator.userAgent);
-
- /**
- * Detect iPad/iPhone/iPod.
- *
- * @api public
- */
-
- util.ua.iDevice = 'undefined' != typeof navigator
- && /iPad|iPhone|iPod/i.test(navigator.userAgent);
-
-})('undefined' != typeof io ? io : module.exports, this);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Expose constructor.
- */
-
- exports.EventEmitter = EventEmitter;
-
- /**
- * Event emitter constructor.
- *
- * @api public.
- */
-
- function EventEmitter () {};
-
- /**
- * Adds a listener
- *
- * @api public
- */
-
- EventEmitter.prototype.on = function (name, fn) {
- if (!this.$events) {
- this.$events = {};
- }
-
- if (!this.$events[name]) {
- this.$events[name] = fn;
- } else if (io.util.isArray(this.$events[name])) {
- this.$events[name].push(fn);
- } else {
- this.$events[name] = [this.$events[name], fn];
- }
-
- return this;
- };
-
- EventEmitter.prototype.addListener = EventEmitter.prototype.on;
-
- /**
- * Adds a volatile listener.
- *
- * @api public
- */
-
- EventEmitter.prototype.once = function (name, fn) {
- var self = this;
-
- function on () {
- self.removeListener(name, on);
- fn.apply(this, arguments);
- };
-
- on.listener = fn;
- this.on(name, on);
-
- return this;
- };
-
- /**
- * Removes a listener.
- *
- * @api public
- */
-
- EventEmitter.prototype.removeListener = function (name, fn) {
- if (this.$events && this.$events[name]) {
- var list = this.$events[name];
-
- if (io.util.isArray(list)) {
- var pos = -1;
-
- for (var i = 0, l = list.length; i < l; i++) {
- if (list[i] === fn || (list[i].listener && list[i].listener === fn)) {
- pos = i;
- break;
- }
- }
-
- if (pos < 0) {
- return this;
- }
-
- list.splice(pos, 1);
-
- if (!list.length) {
- delete this.$events[name];
- }
- } else if (list === fn || (list.listener && list.listener === fn)) {
- delete this.$events[name];
- }
- }
-
- return this;
- };
-
- /**
- * Removes all listeners for an event.
- *
- * @api public
- */
-
- EventEmitter.prototype.removeAllListeners = function (name) {
- if (name === undefined) {
- this.$events = {};
- return this;
- }
-
- if (this.$events && this.$events[name]) {
- this.$events[name] = null;
- }
-
- return this;
- };
-
- /**
- * Gets all listeners for a certain event.
- *
- * @api publci
- */
-
- EventEmitter.prototype.listeners = function (name) {
- if (!this.$events) {
- this.$events = {};
- }
-
- if (!this.$events[name]) {
- this.$events[name] = [];
- }
-
- if (!io.util.isArray(this.$events[name])) {
- this.$events[name] = [this.$events[name]];
- }
-
- return this.$events[name];
- };
-
- /**
- * Emits an event.
- *
- * @api public
- */
-
- EventEmitter.prototype.emit = function (name) {
- if (!this.$events) {
- return false;
- }
-
- var handler = this.$events[name];
-
- if (!handler) {
- return false;
- }
-
- var args = Array.prototype.slice.call(arguments, 1);
-
- if ('function' == typeof handler) {
- handler.apply(this, args);
- } else if (io.util.isArray(handler)) {
- var listeners = handler.slice();
-
- for (var i = 0, l = listeners.length; i < l; i++) {
- listeners[i].apply(this, args);
- }
- } else {
- return false;
- }
-
- return true;
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-/**
- * Based on JSON2 (http://www.JSON.org/js.html).
- */
-
-(function (exports, nativeJSON) {
- "use strict";
-
- // use native JSON if it's available
- if (nativeJSON && nativeJSON.parse){
- return exports.JSON = {
- parse: nativeJSON.parse
- , stringify: nativeJSON.stringify
- };
- }
-
- var JSON = exports.JSON = {};
-
- function f(n) {
- // Format integers to have at least two digits.
- 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 = { // table of character substitutions
- '\b': '\\b',
- '\t': '\\t',
- '\n': '\\n',
- '\f': '\\f',
- '\r': '\\r',
- '"' : '\\"',
- '\\': '\\\\'
- },
- rep;
-
-
- function quote(string) {
-
-// If the string contains no control characters, no quote characters, and no
-// backslash characters, then we can safely slap some quotes around it.
-// Otherwise we must also replace the offending characters with safe escape
-// sequences.
-
- 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) {
-
-// Produce a string from holder[key].
-
- var i, // The loop counter.
- k, // The member key.
- v, // The member value.
- length,
- mind = gap,
- partial,
- value = holder[key];
-
-// If the value has a toJSON method, call it to obtain a replacement value.
-
- if (value instanceof Date) {
- value = date(key);
- }
-
-// If we were called with a replacer function, then call the replacer to
-// obtain a replacement value.
-
- if (typeof rep === 'function') {
- value = rep.call(holder, key, value);
- }
-
-// What happens next depends on the value's type.
-
- switch (typeof value) {
- case 'string':
- return quote(value);
-
- case 'number':
-
-// JSON numbers must be finite. Encode non-finite numbers as null.
-
- return isFinite(value) ? String(value) : 'null';
-
- case 'boolean':
- case 'null':
-
-// If the value is a boolean or null, convert it to a string. Note:
-// typeof null does not produce 'null'. The case is included here in
-// the remote chance that this gets fixed someday.
-
- return String(value);
-
-// If the type is 'object', we might be dealing with an object or an array or
-// null.
-
- case 'object':
-
-// Due to a specification blunder in ECMAScript, typeof null is 'object',
-// so watch out for that case.
-
- if (!value) {
- return 'null';
- }
-
-// Make an array to hold the partial results of stringifying this object value.
-
- gap += indent;
- partial = [];
-
-// Is the value an array?
-
- if (Object.prototype.toString.apply(value) === '[object Array]') {
-
-// The value is an array. Stringify every element. Use null as a placeholder
-// for non-JSON values.
-
- length = value.length;
- for (i = 0; i < length; i += 1) {
- partial[i] = str(i, value) || 'null';
- }
-
-// Join all of the elements together, separated with commas, and wrap them in
-// brackets.
-
- v = partial.length === 0 ? '[]' : gap ?
- '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']' :
- '[' + partial.join(',') + ']';
- gap = mind;
- return v;
- }
-
-// If the replacer is an array, use it to select the members to be stringified.
-
- 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 {
-
-// Otherwise, iterate through all of the keys in the object.
-
- for (k in value) {
- if (Object.prototype.hasOwnProperty.call(value, k)) {
- v = str(k, value);
- if (v) {
- partial.push(quote(k) + (gap ? ': ' : ':') + v);
- }
- }
- }
- }
-
-// Join all of the member texts together, separated with commas,
-// and wrap them in braces.
-
- v = partial.length === 0 ? '{}' : gap ?
- '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}' :
- '{' + partial.join(',') + '}';
- gap = mind;
- return v;
- }
- }
-
-// If the JSON object does not yet have a stringify method, give it one.
-
- JSON.stringify = function (value, replacer, space) {
-
-// The stringify method takes a value and an optional replacer, and an optional
-// space parameter, and returns a JSON text. The replacer can be a function
-// that can replace values, or an array of strings that will select the keys.
-// A default replacer method can be provided. Use of the space parameter can
-// produce text that is more easily readable.
-
- var i;
- gap = '';
- indent = '';
-
-// If the space parameter is a number, make an indent string containing that
-// many spaces.
-
- if (typeof space === 'number') {
- for (i = 0; i < space; i += 1) {
- indent += ' ';
- }
-
-// If the space parameter is a string, it will be used as the indent string.
-
- } else if (typeof space === 'string') {
- indent = space;
- }
-
-// If there is a replacer, it must be a function or an array.
-// Otherwise, throw an error.
-
- rep = replacer;
- if (replacer && typeof replacer !== 'function' &&
- (typeof replacer !== 'object' ||
- typeof replacer.length !== 'number')) {
- throw new Error('JSON.stringify');
- }
-
-// Make a fake root object containing our value under the key of ''.
-// Return the result of stringifying the value.
-
- return str('', {'': value});
- };
-
-// If the JSON object does not yet have a parse method, give it one.
-
- JSON.parse = function (text, reviver) {
- // The parse method takes a text and an optional reviver function, and returns
- // a JavaScript value if the text is a valid JSON text.
-
- var j;
-
- function walk(holder, key) {
-
- // The walk method is used to recursively walk the resulting structure so
- // that modifications can be made.
-
- 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);
- }
-
-
- // Parsing happens in four stages. In the first stage, we replace certain
- // Unicode characters with escape sequences. JavaScript handles many characters
- // incorrectly, either silently deleting them, or treating them as line endings.
-
- 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);
- });
- }
-
- // In the second stage, we run the text against regular expressions that look
- // for non-JSON patterns. We are especially concerned with '()' and 'new'
- // because they can cause invocation, and '=' because it can cause mutation.
- // But just to be safe, we want to reject all unexpected forms.
-
- // We split the second stage into 4 regexp operations in order to work around
- // crippling inefficiencies in IE's and Safari's regexp engines. First we
- // replace the JSON backslash pairs with '@' (a non-JSON character). Second, we
- // replace all simple value tokens with ']' characters. Third, we delete all
- // open brackets that follow a colon or comma or that begin the text. Finally,
- // we look to see that the remaining characters are only whitespace or ']' or
- // ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.
-
- 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, ''))) {
-
- // In the third stage we use the eval function to compile the text into a
- // JavaScript structure. The '{' operator is subject to a syntactic ambiguity
- // in JavaScript: it can begin a block or an object literal. We wrap the text
- // in parens to eliminate the ambiguity.
-
- j = eval('(' + text + ')');
-
- // In the optional fourth stage, we recursively walk the new structure, passing
- // each name/value pair to a reviver function for possible transformation.
-
- return typeof reviver === 'function' ?
- walk({'': j}, '') : j;
- }
-
- // If the text is not JSON parseable, then a SyntaxError is thrown.
-
- throw new SyntaxError('JSON.parse');
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , typeof JSON !== 'undefined' ? JSON : undefined
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Parser namespace.
- *
- * @namespace
- */
-
- var parser = exports.parser = {};
-
- /**
- * Packet types.
- */
-
- var packets = parser.packets = [
- 'disconnect'
- , 'connect'
- , 'heartbeat'
- , 'message'
- , 'json'
- , 'event'
- , 'ack'
- , 'error'
- , 'noop'
- ];
-
- /**
- * Errors reasons.
- */
-
- var reasons = parser.reasons = [
- 'transport not supported'
- , 'client not handshaken'
- , 'unauthorized'
- ];
-
- /**
- * Errors advice.
- */
-
- var advice = parser.advice = [
- 'reconnect'
- ];
-
- /**
- * Shortcuts.
- */
-
- var JSON = io.JSON
- , indexOf = io.util.indexOf;
-
- /**
- * Encodes a packet.
- *
- * @api private
- */
-
- parser.encodePacket = function (packet) {
- var type = indexOf(packets, packet.type)
- , id = packet.id || ''
- , endpoint = packet.endpoint || ''
- , ack = packet.ack
- , data = null;
-
- switch (packet.type) {
- case 'error':
- var reason = packet.reason ? indexOf(reasons, packet.reason) : ''
- , adv = packet.advice ? indexOf(advice, packet.advice) : '';
-
- if (reason !== '' || adv !== '')
- data = reason + (adv !== '' ? ('+' + adv) : '');
-
- break;
-
- case 'message':
- if (packet.data !== '')
- data = packet.data;
- break;
-
- case 'event':
- var ev = { name: packet.name };
-
- if (packet.args && packet.args.length) {
- ev.args = packet.args;
- }
-
- data = JSON.stringify(ev);
- break;
-
- case 'json':
- data = JSON.stringify(packet.data);
- break;
-
- case 'connect':
- if (packet.qs)
- data = packet.qs;
- break;
-
- case 'ack':
- data = packet.ackId
- + (packet.args && packet.args.length
- ? '+' + JSON.stringify(packet.args) : '');
- break;
- }
-
- // construct packet with required fragments
- var encoded = [
- type
- , id + (ack == 'data' ? '+' : '')
- , endpoint
- ];
-
- // data fragment is optional
- if (data !== null && data !== undefined)
- encoded.push(data);
-
- return encoded.join(':');
- };
-
- /**
- * Encodes multiple messages (payload).
- *
- * @param {Array} messages
- * @api private
- */
-
- parser.encodePayload = function (packets) {
- var decoded = '';
-
- if (packets.length == 1)
- return packets[0];
-
- for (var i = 0, l = packets.length; i < l; i++) {
- var packet = packets[i];
- decoded += '\ufffd' + packet.length + '\ufffd' + packets[i];
- }
-
- return decoded;
- };
-
- /**
- * Decodes a packet
- *
- * @api private
- */
-
- var regexp = /([^:]+):([0-9]+)?(\+)?:([^:]+)?:?([\s\S]*)?/;
-
- parser.decodePacket = function (data) {
- var pieces = data.match(regexp);
-
- if (!pieces) return {};
-
- var id = pieces[2] || ''
- , data = pieces[5] || ''
- , packet = {
- type: packets[pieces[1]]
- , endpoint: pieces[4] || ''
- };
-
- // whether we need to acknowledge the packet
- if (id) {
- packet.id = id;
- if (pieces[3])
- packet.ack = 'data';
- else
- packet.ack = true;
- }
-
- // handle different packet types
- switch (packet.type) {
- case 'error':
- var pieces = data.split('+');
- packet.reason = reasons[pieces[0]] || '';
- packet.advice = advice[pieces[1]] || '';
- break;
-
- case 'message':
- packet.data = data || '';
- break;
-
- case 'event':
- try {
- var opts = JSON.parse(data);
- packet.name = opts.name;
- packet.args = opts.args;
- } catch (e) { }
-
- packet.args = packet.args || [];
- break;
-
- case 'json':
- try {
- packet.data = JSON.parse(data);
- } catch (e) { }
- break;
-
- case 'connect':
- packet.qs = data || '';
- break;
-
- case 'ack':
- var pieces = data.match(/^([0-9]+)(\+)?(.*)/);
- if (pieces) {
- packet.ackId = pieces[1];
- packet.args = [];
-
- if (pieces[3]) {
- try {
- packet.args = pieces[3] ? JSON.parse(pieces[3]) : [];
- } catch (e) { }
- }
- }
- break;
-
- case 'disconnect':
- case 'heartbeat':
- break;
- };
-
- return packet;
- };
-
- /**
- * Decodes data payload. Detects multiple messages
- *
- * @return {Array} messages
- * @api public
- */
-
- parser.decodePayload = function (data) {
- // IE doesn't like data[i] for unicode chars, charAt works fine
- if (data.charAt(0) == '\ufffd') {
- var ret = [];
-
- for (var i = 1, length = ''; i < data.length; i++) {
- if (data.charAt(i) == '\ufffd') {
- ret.push(parser.decodePacket(data.substr(i + 1).substr(0, length)));
- i += Number(length) + 1;
- length = '';
- } else {
- length += data.charAt(i);
- }
- }
-
- return ret;
- } else {
- return [parser.decodePacket(data)];
- }
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Expose constructor.
- */
-
- exports.Transport = Transport;
-
- /**
- * This is the transport template for all supported transport methods.
- *
- * @constructor
- * @api public
- */
-
- function Transport (socket, sessid) {
- this.socket = socket;
- this.sessid = sessid;
- };
-
- /**
- * Apply EventEmitter mixin.
- */
-
- io.util.mixin(Transport, io.EventEmitter);
-
-
- /**
- * Indicates whether heartbeats is enabled for this transport
- *
- * @api private
- */
-
- Transport.prototype.heartbeats = function () {
- return true;
- };
-
- /**
- * Handles the response from the server. When a new response is received
- * it will automatically update the timeout, decode the message and
- * forwards the response to the onMessage function for further processing.
- *
- * @param {String} data Response from the server.
- * @api private
- */
-
- Transport.prototype.onData = function (data) {
- this.clearCloseTimeout();
-
- // If the connection in currently open (or in a reopening state) reset the close
- // timeout since we have just received data. This check is necessary so
- // that we don't reset the timeout on an explicitly disconnected connection.
- if (this.socket.connected || this.socket.connecting || this.socket.reconnecting) {
- this.setCloseTimeout();
- }
-
- if (data !== '') {
- // todo: we should only do decodePayload for xhr transports
- var msgs = io.parser.decodePayload(data);
-
- if (msgs && msgs.length) {
- for (var i = 0, l = msgs.length; i < l; i++) {
- this.onPacket(msgs[i]);
- }
- }
- }
-
- return this;
- };
-
- /**
- * Handles packets.
- *
- * @api private
- */
-
- Transport.prototype.onPacket = function (packet) {
- this.socket.setHeartbeatTimeout();
-
- if (packet.type == 'heartbeat') {
- return this.onHeartbeat();
- }
-
- if (packet.type == 'connect' && packet.endpoint == '') {
- this.onConnect();
- }
-
- if (packet.type == 'error' && packet.advice == 'reconnect') {
- this.isOpen = false;
- }
-
- this.socket.onPacket(packet);
-
- return this;
- };
-
- /**
- * Sets close timeout
- *
- * @api private
- */
-
- Transport.prototype.setCloseTimeout = function () {
- if (!this.closeTimeout) {
- var self = this;
-
- this.closeTimeout = setTimeout(function () {
- self.onDisconnect();
- }, this.socket.closeTimeout);
- }
- };
-
- /**
- * Called when transport disconnects.
- *
- * @api private
- */
-
- Transport.prototype.onDisconnect = function () {
- if (this.isOpen) this.close();
- this.clearTimeouts();
- this.socket.onDisconnect();
- return this;
- };
-
- /**
- * Called when transport connects
- *
- * @api private
- */
-
- Transport.prototype.onConnect = function () {
- this.socket.onConnect();
- return this;
- };
-
- /**
- * Clears close timeout
- *
- * @api private
- */
-
- Transport.prototype.clearCloseTimeout = function () {
- if (this.closeTimeout) {
- clearTimeout(this.closeTimeout);
- this.closeTimeout = null;
- }
- };
-
- /**
- * Clear timeouts
- *
- * @api private
- */
-
- Transport.prototype.clearTimeouts = function () {
- this.clearCloseTimeout();
-
- if (this.reopenTimeout) {
- clearTimeout(this.reopenTimeout);
- }
- };
-
- /**
- * Sends a packet
- *
- * @param {Object} packet object.
- * @api private
- */
-
- Transport.prototype.packet = function (packet) {
- this.send(io.parser.encodePacket(packet));
- };
-
- /**
- * Send the received heartbeat message back to server. So the server
- * knows we are still connected.
- *
- * @param {String} heartbeat Heartbeat response from the server.
- * @api private
- */
-
- Transport.prototype.onHeartbeat = function (heartbeat) {
- this.packet({ type: 'heartbeat' });
- };
-
- /**
- * Called when the transport opens.
- *
- * @api private
- */
-
- Transport.prototype.onOpen = function () {
- this.isOpen = true;
- this.clearCloseTimeout();
- this.socket.onOpen();
- };
-
- /**
- * Notifies the base when the connection with the Socket.IO server
- * has been disconnected.
- *
- * @api private
- */
-
- Transport.prototype.onClose = function () {
- var self = this;
-
- /* FIXME: reopen delay causing a infinit loop
- this.reopenTimeout = setTimeout(function () {
- self.open();
- }, this.socket.options['reopen delay']);*/
-
- this.isOpen = false;
- this.socket.onClose();
- this.onDisconnect();
- };
-
- /**
- * Generates a connection url based on the Socket.IO URL Protocol.
- * See for more details.
- *
- * @returns {String} Connection url
- * @api private
- */
-
- Transport.prototype.prepareUrl = function () {
- var options = this.socket.options;
-
- return this.scheme() + '://'
- + options.host + ':' + options.port + '/'
- + options.resource + '/' + io.protocol
- + '/' + this.name + '/' + this.sessid;
- };
-
- /**
- * Checks if the transport is ready to start a connection.
- *
- * @param {Socket} socket The socket instance that needs a transport
- * @param {Function} fn The callback
- * @api private
- */
-
- Transport.prototype.ready = function (socket, fn) {
- fn.call(this);
- };
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- */
-
- exports.Socket = Socket;
-
- /**
- * Create a new `Socket.IO client` which can establish a persistent
- * connection with a Socket.IO enabled server.
- *
- * @api public
- */
-
- function Socket (options) {
- this.options = {
- port: 80
- , secure: false
- , document: 'document' in global ? document : false
- , resource: 'socket.io'
- , transports: io.transports
- , 'connect timeout': 10000
- , 'try multiple transports': true
- , 'reconnect': true
- , 'reconnection delay': 500
- , 'reconnection limit': Infinity
- , 'reopen delay': 3000
- , 'max reconnection attempts': 10
- , 'sync disconnect on unload': false
- , 'auto connect': true
- , 'flash policy port': 10843
- , 'manualFlush': false
- };
-
- io.util.merge(this.options, options);
-
- this.connected = false;
- this.open = false;
- this.connecting = false;
- this.reconnecting = false;
- this.namespaces = {};
- this.buffer = [];
- this.doBuffer = false;
-
- if (this.options['sync disconnect on unload'] &&
- (!this.isXDomain() || io.util.ua.hasCORS)) {
- var self = this;
- io.util.on(global, 'beforeunload', function () {
- self.disconnectSync();
- }, false);
- }
-
- if (this.options['auto connect']) {
- this.connect();
- }
-};
-
- /**
- * Apply EventEmitter mixin.
- */
-
- io.util.mixin(Socket, io.EventEmitter);
-
- /**
- * Returns a namespace listener/emitter for this socket
- *
- * @api public
- */
-
- Socket.prototype.of = function (name) {
- if (!this.namespaces[name]) {
- this.namespaces[name] = new io.SocketNamespace(this, name);
-
- if (name !== '') {
- this.namespaces[name].packet({ type: 'connect' });
- }
- }
-
- return this.namespaces[name];
- };
-
- /**
- * Emits the given event to the Socket and all namespaces
- *
- * @api private
- */
-
- Socket.prototype.publish = function () {
- this.emit.apply(this, arguments);
-
- var nsp;
-
- for (var i in this.namespaces) {
- if (this.namespaces.hasOwnProperty(i)) {
- nsp = this.of(i);
- nsp.$emit.apply(nsp, arguments);
- }
- }
- };
-
- /**
- * Performs the handshake
- *
- * @api private
- */
-
- function empty () { };
-
- Socket.prototype.handshake = function (fn) {
- var self = this
- , options = this.options;
-
- function complete (data) {
- if (data instanceof Error) {
- self.connecting = false;
- self.onError(data.message);
- } else {
- fn.apply(null, data.split(':'));
- }
- };
-
- var url = [
- 'http' + (options.secure ? 's' : '') + ':/'
- , options.host + ':' + options.port
- , options.resource
- , io.protocol
- , io.util.query(this.options.query, 't=' + +new Date)
- ].join('/');
-
- if (this.isXDomain() && !io.util.ua.hasCORS) {
- var insertAt = document.getElementsByTagName('script')[0]
- , script = document.createElement('script');
-
- script.src = url + '&jsonp=' + io.j.length;
- insertAt.parentNode.insertBefore(script, insertAt);
-
- io.j.push(function (data) {
- complete(data);
- script.parentNode.removeChild(script);
- });
- } else {
- var xhr = io.util.request();
-
- xhr.open('GET', url, true);
- if (this.isXDomain()) {
- xhr.withCredentials = true;
- }
- xhr.onreadystatechange = function () {
- if (xhr.readyState == 4) {
- xhr.onreadystatechange = empty;
-
- if (xhr.status == 200) {
- complete(xhr.responseText);
- } else if (xhr.status == 403) {
- self.onError(xhr.responseText);
- } else {
- self.connecting = false;
- !self.reconnecting && self.onError(xhr.responseText);
- }
- }
- };
- xhr.send(null);
- }
- };
-
- /**
- * Find an available transport based on the options supplied in the constructor.
- *
- * @api private
- */
-
- Socket.prototype.getTransport = function (override) {
- var transports = override || this.transports, match;
-
- for (var i = 0, transport; transport = transports[i]; i++) {
- if (io.Transport[transport]
- && io.Transport[transport].check(this)
- && (!this.isXDomain() || io.Transport[transport].xdomainCheck(this))) {
- return new io.Transport[transport](this, this.sessionid);
- }
- }
-
- return null;
- };
-
- /**
- * Connects to the server.
- *
- * @param {Function} [fn] Callback.
- * @returns {io.Socket}
- * @api public
- */
-
- Socket.prototype.connect = function (fn) {
- if (this.connecting) {
- return this;
- }
-
- var self = this;
- self.connecting = true;
-
- this.handshake(function (sid, heartbeat, close, transports) {
- self.sessionid = sid;
- self.closeTimeout = close * 1000;
- self.heartbeatTimeout = heartbeat * 1000;
- if(!self.transports)
- self.transports = self.origTransports = (transports ? io.util.intersect(
- transports.split(',')
- , self.options.transports
- ) : self.options.transports);
-
- self.setHeartbeatTimeout();
-
- function connect (transports){
- if (self.transport) self.transport.clearTimeouts();
-
- self.transport = self.getTransport(transports);
- if (!self.transport) return self.publish('connect_failed');
-
- // once the transport is ready
- self.transport.ready(self, function () {
- self.connecting = true;
- self.publish('connecting', self.transport.name);
- self.transport.open();
-
- if (self.options['connect timeout']) {
- self.connectTimeoutTimer = setTimeout(function () {
- if (!self.connected) {
- self.connecting = false;
-
- if (self.options['try multiple transports']) {
- var remaining = self.transports;
-
- while (remaining.length > 0 && remaining.splice(0,1)[0] !=
- self.transport.name) {}
-
- if (remaining.length){
- connect(remaining);
- } else {
- self.publish('connect_failed');
- }
- }
- }
- }, self.options['connect timeout']);
- }
- });
- }
-
- connect(self.transports);
-
- self.once('connect', function (){
- clearTimeout(self.connectTimeoutTimer);
-
- fn && typeof fn == 'function' && fn();
- });
- });
-
- return this;
- };
-
- /**
- * Clears and sets a new heartbeat timeout using the value given by the
- * server during the handshake.
- *
- * @api private
- */
-
- Socket.prototype.setHeartbeatTimeout = function () {
- clearTimeout(this.heartbeatTimeoutTimer);
- if(this.transport && !this.transport.heartbeats()) return;
-
- var self = this;
- this.heartbeatTimeoutTimer = setTimeout(function () {
- self.transport.onClose();
- }, this.heartbeatTimeout);
- };
-
- /**
- * Sends a message.
- *
- * @param {Object} data packet.
- * @returns {io.Socket}
- * @api public
- */
-
- Socket.prototype.packet = function (data) {
- if (this.connected && !this.doBuffer) {
- this.transport.packet(data);
- } else {
- this.buffer.push(data);
- }
-
- return this;
- };
-
- /**
- * Sets buffer state
- *
- * @api private
- */
-
- Socket.prototype.setBuffer = function (v) {
- this.doBuffer = v;
-
- if (!v && this.connected && this.buffer.length) {
- if (!this.options['manualFlush']) {
- this.flushBuffer();
- }
- }
- };
-
- /**
- * Flushes the buffer data over the wire.
- * To be invoked manually when 'manualFlush' is set to true.
- *
- * @api public
- */
-
- Socket.prototype.flushBuffer = function() {
- this.transport.payload(this.buffer);
- this.buffer = [];
- };
-
-
- /**
- * Disconnect the established connect.
- *
- * @returns {io.Socket}
- * @api public
- */
-
- Socket.prototype.disconnect = function () {
- if (this.connected || this.connecting) {
- if (this.open) {
- this.of('').packet({ type: 'disconnect' });
- }
-
- // handle disconnection immediately
- this.onDisconnect('booted');
- }
-
- return this;
- };
-
- /**
- * Disconnects the socket with a sync XHR.
- *
- * @api private
- */
-
- Socket.prototype.disconnectSync = function () {
- // ensure disconnection
- var xhr = io.util.request();
- var uri = [
- 'http' + (this.options.secure ? 's' : '') + ':/'
- , this.options.host + ':' + this.options.port
- , this.options.resource
- , io.protocol
- , ''
- , this.sessionid
- ].join('/') + '/?disconnect=1';
-
- xhr.open('GET', uri, false);
- xhr.send(null);
-
- // handle disconnection immediately
- this.onDisconnect('booted');
- };
-
- /**
- * Check if we need to use cross domain enabled transports. Cross domain would
- * be a different port or different domain name.
- *
- * @returns {Boolean}
- * @api private
- */
-
- Socket.prototype.isXDomain = function () {
-
- var port = global.location.port ||
- ('https:' == global.location.protocol ? 443 : 80);
-
- return this.options.host !== global.location.hostname
- || this.options.port != port;
- };
-
- /**
- * Called upon handshake.
- *
- * @api private
- */
-
- Socket.prototype.onConnect = function () {
- if (!this.connected) {
- this.connected = true;
- this.connecting = false;
- if (!this.doBuffer) {
- // make sure to flush the buffer
- this.setBuffer(false);
- }
- this.emit('connect');
- }
- };
-
- /**
- * Called when the transport opens
- *
- * @api private
- */
-
- Socket.prototype.onOpen = function () {
- this.open = true;
- };
-
- /**
- * Called when the transport closes.
- *
- * @api private
- */
-
- Socket.prototype.onClose = function () {
- this.open = false;
- clearTimeout(this.heartbeatTimeoutTimer);
- };
-
- /**
- * Called when the transport first opens a connection
- *
- * @param text
- */
-
- Socket.prototype.onPacket = function (packet) {
- this.of(packet.endpoint).onPacket(packet);
- };
-
- /**
- * Handles an error.
- *
- * @api private
- */
-
- Socket.prototype.onError = function (err) {
- if (err && err.advice) {
- if (err.advice === 'reconnect' && (this.connected || this.connecting)) {
- this.disconnect();
- if (this.options.reconnect) {
- this.reconnect();
- }
- }
- }
-
- this.publish('error', err && err.reason ? err.reason : err);
- };
-
- /**
- * Called when the transport disconnects.
- *
- * @api private
- */
-
- Socket.prototype.onDisconnect = function (reason) {
- var wasConnected = this.connected
- , wasConnecting = this.connecting;
-
- this.connected = false;
- this.connecting = false;
- this.open = false;
-
- if (wasConnected || wasConnecting) {
- this.transport.close();
- this.transport.clearTimeouts();
- if (wasConnected) {
- this.publish('disconnect', reason);
-
- if ('booted' != reason && this.options.reconnect && !this.reconnecting) {
- this.reconnect();
- }
- }
- }
- };
-
- /**
- * Called upon reconnection.
- *
- * @api private
- */
-
- Socket.prototype.reconnect = function () {
- this.reconnecting = true;
- this.reconnectionAttempts = 0;
- this.reconnectionDelay = this.options['reconnection delay'];
-
- var self = this
- , maxAttempts = this.options['max reconnection attempts']
- , tryMultiple = this.options['try multiple transports']
- , limit = this.options['reconnection limit'];
-
- function reset () {
- if (self.connected) {
- for (var i in self.namespaces) {
- if (self.namespaces.hasOwnProperty(i) && '' !== i) {
- self.namespaces[i].packet({ type: 'connect' });
- }
- }
- self.publish('reconnect', self.transport.name, self.reconnectionAttempts);
- }
-
- clearTimeout(self.reconnectionTimer);
-
- self.removeListener('connect_failed', maybeReconnect);
- self.removeListener('connect', maybeReconnect);
-
- self.reconnecting = false;
-
- delete self.reconnectionAttempts;
- delete self.reconnectionDelay;
- delete self.reconnectionTimer;
- delete self.redoTransports;
-
- self.options['try multiple transports'] = tryMultiple;
- };
-
- function maybeReconnect () {
- if (!self.reconnecting) {
- return;
- }
-
- if (self.connected) {
- return reset();
- };
-
- if (self.connecting && self.reconnecting) {
- return self.reconnectionTimer = setTimeout(maybeReconnect, 1000);
- }
-
- if (self.reconnectionAttempts++ >= maxAttempts) {
- if (!self.redoTransports) {
- self.on('connect_failed', maybeReconnect);
- self.options['try multiple transports'] = true;
- self.transports = self.origTransports;
- self.transport = self.getTransport();
- self.redoTransports = true;
- self.connect();
- } else {
- self.publish('reconnect_failed');
- reset();
- }
- } else {
- if (self.reconnectionDelay < limit) {
- self.reconnectionDelay *= 2; // exponential back off
- }
-
- self.connect();
- self.publish('reconnecting', self.reconnectionDelay, self.reconnectionAttempts);
- self.reconnectionTimer = setTimeout(maybeReconnect, self.reconnectionDelay);
- }
- };
-
- this.options['try multiple transports'] = false;
- this.reconnectionTimer = setTimeout(maybeReconnect, this.reconnectionDelay);
-
- this.on('connect', maybeReconnect);
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Expose constructor.
- */
-
- exports.SocketNamespace = SocketNamespace;
-
- /**
- * Socket namespace constructor.
- *
- * @constructor
- * @api public
- */
-
- function SocketNamespace (socket, name) {
- this.socket = socket;
- this.name = name || '';
- this.flags = {};
- this.json = new Flag(this, 'json');
- this.ackPackets = 0;
- this.acks = {};
- };
-
- /**
- * Apply EventEmitter mixin.
- */
-
- io.util.mixin(SocketNamespace, io.EventEmitter);
-
- /**
- * Copies emit since we override it
- *
- * @api private
- */
-
- SocketNamespace.prototype.$emit = io.EventEmitter.prototype.emit;
-
- /**
- * Creates a new namespace, by proxying the request to the socket. This
- * allows us to use the synax as we do on the server.
- *
- * @api public
- */
-
- SocketNamespace.prototype.of = function () {
- return this.socket.of.apply(this.socket, arguments);
- };
-
- /**
- * Sends a packet.
- *
- * @api private
- */
-
- SocketNamespace.prototype.packet = function (packet) {
- packet.endpoint = this.name;
- this.socket.packet(packet);
- this.flags = {};
- return this;
- };
-
- /**
- * Sends a message
- *
- * @api public
- */
-
- SocketNamespace.prototype.send = function (data, fn) {
- var packet = {
- type: this.flags.json ? 'json' : 'message'
- , data: data
- };
-
- if ('function' == typeof fn) {
- packet.id = ++this.ackPackets;
- packet.ack = true;
- this.acks[packet.id] = fn;
- }
-
- return this.packet(packet);
- };
-
- /**
- * Emits an event
- *
- * @api public
- */
-
- SocketNamespace.prototype.emit = function (name) {
- var args = Array.prototype.slice.call(arguments, 1)
- , lastArg = args[args.length - 1]
- , packet = {
- type: 'event'
- , name: name
- };
-
- if ('function' == typeof lastArg) {
- packet.id = ++this.ackPackets;
- packet.ack = 'data';
- this.acks[packet.id] = lastArg;
- args = args.slice(0, args.length - 1);
- }
-
- packet.args = args;
-
- return this.packet(packet);
- };
-
- /**
- * Disconnects the namespace
- *
- * @api private
- */
-
- SocketNamespace.prototype.disconnect = function () {
- if (this.name === '') {
- this.socket.disconnect();
- } else {
- this.packet({ type: 'disconnect' });
- this.$emit('disconnect');
- }
-
- return this;
- };
-
- /**
- * Handles a packet
- *
- * @api private
- */
-
- SocketNamespace.prototype.onPacket = function (packet) {
- var self = this;
-
- function ack () {
- self.packet({
- type: 'ack'
- , args: io.util.toArray(arguments)
- , ackId: packet.id
- });
- };
-
- switch (packet.type) {
- case 'connect':
- this.$emit('connect');
- break;
-
- case 'disconnect':
- if (this.name === '') {
- this.socket.onDisconnect(packet.reason || 'booted');
- } else {
- this.$emit('disconnect', packet.reason);
- }
- break;
-
- case 'message':
- case 'json':
- var params = ['message', packet.data];
-
- if (packet.ack == 'data') {
- params.push(ack);
- } else if (packet.ack) {
- this.packet({ type: 'ack', ackId: packet.id });
- }
-
- this.$emit.apply(this, params);
- break;
-
- case 'event':
- var params = [packet.name].concat(packet.args);
-
- if (packet.ack == 'data')
- params.push(ack);
-
- this.$emit.apply(this, params);
- break;
-
- case 'ack':
- if (this.acks[packet.ackId]) {
- this.acks[packet.ackId].apply(this, packet.args);
- delete this.acks[packet.ackId];
- }
- break;
-
- case 'error':
- if (packet.advice){
- this.socket.onError(packet);
- } else {
- if (packet.reason == 'unauthorized') {
- this.$emit('connect_failed', packet.reason);
- } else {
- this.$emit('error', packet.reason);
- }
- }
- break;
- }
- };
-
- /**
- * Flag interface.
- *
- * @api private
- */
-
- function Flag (nsp, name) {
- this.namespace = nsp;
- this.name = name;
- };
-
- /**
- * Send a message
- *
- * @api public
- */
-
- Flag.prototype.send = function () {
- this.namespace.flags[this.name] = true;
- this.namespace.send.apply(this.namespace, arguments);
- };
-
- /**
- * Emit an event
- *
- * @api public
- */
-
- Flag.prototype.emit = function () {
- this.namespace.flags[this.name] = true;
- this.namespace.emit.apply(this.namespace, arguments);
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- */
-
- exports.websocket = WS;
-
- /**
- * The WebSocket transport uses the HTML5 WebSocket API to establish an
- * persistent connection with the Socket.IO server. This transport will also
- * be inherited by the FlashSocket fallback as it provides a API compatible
- * polyfill for the WebSockets.
- *
- * @constructor
- * @extends {io.Transport}
- * @api public
- */
-
- function WS (socket) {
- io.Transport.apply(this, arguments);
- };
-
- /**
- * Inherits from Transport.
- */
-
- io.util.inherit(WS, io.Transport);
-
- /**
- * Transport name
- *
- * @api public
- */
-
- WS.prototype.name = 'websocket';
-
- /**
- * Initializes a new `WebSocket` connection with the Socket.IO server. We attach
- * all the appropriate listeners to handle the responses from the server.
- *
- * @returns {Transport}
- * @api public
- */
-
- WS.prototype.open = function () {
- var query = io.util.query(this.socket.options.query)
- , self = this
- , Socket
-
-
- if (!Socket) {
- Socket = global.MozWebSocket || global.WebSocket;
- }
-
- this.websocket = new Socket(this.prepareUrl() + query);
-
- this.websocket.onopen = function () {
- self.onOpen();
- self.socket.setBuffer(false);
- };
- this.websocket.onmessage = function (ev) {
- self.onData(ev.data);
- };
- this.websocket.onclose = function () {
- self.onClose();
- self.socket.setBuffer(true);
- };
- this.websocket.onerror = function (e) {
- self.onError(e);
- };
-
- return this;
- };
-
- /**
- * Send a message to the Socket.IO server. The message will automatically be
- * encoded in the correct message format.
- *
- * @returns {Transport}
- * @api public
- */
-
- // Do to a bug in the current IDevices browser, we need to wrap the send in a
- // setTimeout, when they resume from sleeping the browser will crash if
- // we don't allow the browser time to detect the socket has been closed
- if (io.util.ua.iDevice) {
- WS.prototype.send = function (data) {
- var self = this;
- setTimeout(function() {
- self.websocket.send(data);
- },0);
- return this;
- };
- } else {
- WS.prototype.send = function (data) {
- this.websocket.send(data);
- return this;
- };
- }
-
- /**
- * Payload
- *
- * @api private
- */
-
- WS.prototype.payload = function (arr) {
- for (var i = 0, l = arr.length; i < l; i++) {
- this.packet(arr[i]);
- }
- return this;
- };
-
- /**
- * Disconnect the established `WebSocket` connection.
- *
- * @returns {Transport}
- * @api public
- */
-
- WS.prototype.close = function () {
- this.websocket.close();
- return this;
- };
-
- /**
- * Handle the errors that `WebSocket` might be giving when we
- * are attempting to connect or send messages.
- *
- * @param {Error} e The error.
- * @api private
- */
-
- WS.prototype.onError = function (e) {
- this.socket.onError(e);
- };
-
- /**
- * Returns the appropriate scheme for the URI generation.
- *
- * @api private
- */
- WS.prototype.scheme = function () {
- return this.socket.options.secure ? 'wss' : 'ws';
- };
-
- /**
- * Checks if the browser has support for native `WebSockets` and that
- * it's not the polyfill created for the FlashSocket transport.
- *
- * @return {Boolean}
- * @api public
- */
-
- WS.check = function () {
- return ('WebSocket' in global && !('__addTask' in WebSocket))
- || 'MozWebSocket' in global;
- };
-
- /**
- * Check if the `WebSocket` transport support cross domain communications.
- *
- * @returns {Boolean}
- * @api public
- */
-
- WS.xdomainCheck = function () {
- return true;
- };
-
- /**
- * Add the transport to your public io.transports array.
- *
- * @api private
- */
-
- io.transports.push('websocket');
-
-})(
- 'undefined' != typeof io ? io.Transport : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- *
- * @api public
- */
-
- exports.XHR = XHR;
-
- /**
- * XHR constructor
- *
- * @costructor
- * @api public
- */
-
- function XHR (socket) {
- if (!socket) return;
-
- io.Transport.apply(this, arguments);
- this.sendBuffer = [];
- };
-
- /**
- * Inherits from Transport.
- */
-
- io.util.inherit(XHR, io.Transport);
-
- /**
- * Establish a connection
- *
- * @returns {Transport}
- * @api public
- */
-
- XHR.prototype.open = function () {
- this.socket.setBuffer(false);
- this.onOpen();
- this.get();
-
- // we need to make sure the request succeeds since we have no indication
- // whether the request opened or not until it succeeded.
- this.setCloseTimeout();
-
- return this;
- };
-
- /**
- * Check if we need to send data to the Socket.IO server, if we have data in our
- * buffer we encode it and forward it to the `post` method.
- *
- * @api private
- */
-
- XHR.prototype.payload = function (payload) {
- var msgs = [];
-
- for (var i = 0, l = payload.length; i < l; i++) {
- msgs.push(io.parser.encodePacket(payload[i]));
- }
-
- this.send(io.parser.encodePayload(msgs));
- };
-
- /**
- * Send data to the Socket.IO server.
- *
- * @param data The message
- * @returns {Transport}
- * @api public
- */
-
- XHR.prototype.send = function (data) {
- this.post(data);
- return this;
- };
-
- /**
- * Posts a encoded message to the Socket.IO server.
- *
- * @param {String} data A encoded message.
- * @api private
- */
-
- function empty () { };
-
- XHR.prototype.post = function (data) {
- var self = this;
- this.socket.setBuffer(true);
-
- function stateChange () {
- if (this.readyState == 4) {
- this.onreadystatechange = empty;
- self.posting = false;
-
- if (this.status == 200){
- self.socket.setBuffer(false);
- } else {
- self.onClose();
- }
- }
- }
-
- function onload () {
- this.onload = empty;
- self.socket.setBuffer(false);
- };
-
- this.sendXHR = this.request('POST');
-
- if (global.XDomainRequest && this.sendXHR instanceof XDomainRequest) {
- this.sendXHR.onload = this.sendXHR.onerror = onload;
- } else {
- this.sendXHR.onreadystatechange = stateChange;
- }
-
- this.sendXHR.send(data);
- };
-
- /**
- * Disconnects the established `XHR` connection.
- *
- * @returns {Transport}
- * @api public
- */
-
- XHR.prototype.close = function () {
- this.onClose();
- return this;
- };
-
- /**
- * Generates a configured XHR request
- *
- * @param {String} url The url that needs to be requested.
- * @param {String} method The method the request should use.
- * @returns {XMLHttpRequest}
- * @api private
- */
-
- XHR.prototype.request = function (method) {
- var req = io.util.request(this.socket.isXDomain())
- , query = io.util.query(this.socket.options.query, 't=' + +new Date);
-
- req.open(method || 'GET', this.prepareUrl() + query, true);
-
- if (method == 'POST') {
- try {
- if (req.setRequestHeader) {
- req.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
- } else {
- // XDomainRequest
- req.contentType = 'text/plain';
- }
- } catch (e) {}
- }
-
- return req;
- };
-
- /**
- * Returns the scheme to use for the transport URLs.
- *
- * @api private
- */
-
- XHR.prototype.scheme = function () {
- return this.socket.options.secure ? 'https' : 'http';
- };
-
- /**
- * Check if the XHR transports are supported
- *
- * @param {Boolean} xdomain Check if we support cross domain requests.
- * @returns {Boolean}
- * @api public
- */
-
- XHR.check = function (socket, xdomain) {
- try {
- var request = io.util.request(xdomain),
- usesXDomReq = (global.XDomainRequest && request instanceof XDomainRequest),
- socketProtocol = (socket && socket.options && socket.options.secure ? 'https:' : 'http:'),
- isXProtocol = (global.location && socketProtocol != global.location.protocol);
- if (request && !(usesXDomReq && isXProtocol)) {
- return true;
- }
- } catch(e) {}
-
- return false;
- };
-
- /**
- * Check if the XHR transport supports cross domain requests.
- *
- * @returns {Boolean}
- * @api public
- */
-
- XHR.xdomainCheck = function (socket) {
- return XHR.check(socket, true);
- };
-
-})(
- 'undefined' != typeof io ? io.Transport : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Expose constructor.
- */
-
- exports.htmlfile = HTMLFile;
-
- /**
- * The HTMLFile transport creates a `forever iframe` based transport
- * for Internet Explorer. Regular forever iframe implementations will
- * continuously trigger the browsers buzy indicators. If the forever iframe
- * is created inside a `htmlfile` these indicators will not be trigged.
- *
- * @constructor
- * @extends {io.Transport.XHR}
- * @api public
- */
-
- function HTMLFile (socket) {
- io.Transport.XHR.apply(this, arguments);
- };
-
- /**
- * Inherits from XHR transport.
- */
-
- io.util.inherit(HTMLFile, io.Transport.XHR);
-
- /**
- * Transport name
- *
- * @api public
- */
-
- HTMLFile.prototype.name = 'htmlfile';
-
- /**
- * Creates a new Ac...eX `htmlfile` with a forever loading iframe
- * that can be used to listen to messages. Inside the generated
- * `htmlfile` a reference will be made to the HTMLFile transport.
- *
- * @api private
- */
-
- HTMLFile.prototype.get = function () {
- this.doc = new window[(['Active'].concat('Object').join('X'))]('htmlfile');
- this.doc.open();
- this.doc.write('');
- this.doc.close();
- this.doc.parentWindow.s = this;
-
- var iframeC = this.doc.createElement('div');
- iframeC.className = 'socketio';
-
- this.doc.body.appendChild(iframeC);
- this.iframe = this.doc.createElement('iframe');
-
- iframeC.appendChild(this.iframe);
-
- var self = this
- , query = io.util.query(this.socket.options.query, 't='+ +new Date);
-
- this.iframe.src = this.prepareUrl() + query;
-
- io.util.on(window, 'unload', function () {
- self.destroy();
- });
- };
-
- /**
- * The Socket.IO server will write script tags inside the forever
- * iframe, this function will be used as callback for the incoming
- * information.
- *
- * @param {String} data The message
- * @param {document} doc Reference to the context
- * @api private
- */
-
- HTMLFile.prototype._ = function (data, doc) {
- // unescape all forward slashes. see GH-1251
- data = data.replace(/\\\//g, '/');
- this.onData(data);
- try {
- var script = doc.getElementsByTagName('script')[0];
- script.parentNode.removeChild(script);
- } catch (e) { }
- };
-
- /**
- * Destroy the established connection, iframe and `htmlfile`.
- * And calls the `CollectGarbage` function of Internet Explorer
- * to release the memory.
- *
- * @api private
- */
-
- HTMLFile.prototype.destroy = function () {
- if (this.iframe){
- try {
- this.iframe.src = 'about:blank';
- } catch(e){}
-
- this.doc = null;
- this.iframe.parentNode.removeChild(this.iframe);
- this.iframe = null;
-
- CollectGarbage();
- }
- };
-
- /**
- * Disconnects the established connection.
- *
- * @returns {Transport} Chaining.
- * @api public
- */
-
- HTMLFile.prototype.close = function () {
- this.destroy();
- return io.Transport.XHR.prototype.close.call(this);
- };
-
- /**
- * Checks if the browser supports this transport. The browser
- * must have an `Ac...eXObject` implementation.
- *
- * @return {Boolean}
- * @api public
- */
-
- HTMLFile.check = function (socket) {
- if (typeof window != "undefined" && (['Active'].concat('Object').join('X')) in window){
- try {
- var a = new window[(['Active'].concat('Object').join('X'))]('htmlfile');
- return a && io.Transport.XHR.check(socket);
- } catch(e){}
- }
- return false;
- };
-
- /**
- * Check if cross domain requests are supported.
- *
- * @returns {Boolean}
- * @api public
- */
-
- HTMLFile.xdomainCheck = function () {
- // we can probably do handling for sub-domains, we should
- // test that it's cross domain but a subdomain here
- return false;
- };
-
- /**
- * Add the transport to your public io.transports array.
- *
- * @api private
- */
-
- io.transports.push('htmlfile');
-
-})(
- 'undefined' != typeof io ? io.Transport : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- */
-
- exports['xhr-polling'] = XHRPolling;
-
- /**
- * The XHR-polling transport uses long polling XHR requests to create a
- * "persistent" connection with the server.
- *
- * @constructor
- * @api public
- */
-
- function XHRPolling () {
- io.Transport.XHR.apply(this, arguments);
- };
-
- /**
- * Inherits from XHR transport.
- */
-
- io.util.inherit(XHRPolling, io.Transport.XHR);
-
- /**
- * Merge the properties from XHR transport
- */
-
- io.util.merge(XHRPolling, io.Transport.XHR);
-
- /**
- * Transport name
- *
- * @api public
- */
-
- XHRPolling.prototype.name = 'xhr-polling';
-
- /**
- * Indicates whether heartbeats is enabled for this transport
- *
- * @api private
- */
-
- XHRPolling.prototype.heartbeats = function () {
- return false;
- };
-
- /**
- * Establish a connection, for iPhone and Android this will be done once the page
- * is loaded.
- *
- * @returns {Transport} Chaining.
- * @api public
- */
-
- XHRPolling.prototype.open = function () {
- var self = this;
-
- io.Transport.XHR.prototype.open.call(self);
- return false;
- };
-
- /**
- * Starts a XHR request to wait for incoming messages.
- *
- * @api private
- */
-
- function empty () {};
-
- XHRPolling.prototype.get = function () {
- if (!this.isOpen) return;
-
- var self = this;
-
- function stateChange () {
- if (this.readyState == 4) {
- this.onreadystatechange = empty;
-
- if (this.status == 200) {
- self.onData(this.responseText);
- self.get();
- } else {
- self.onClose();
- }
- }
- };
-
- function onload () {
- this.onload = empty;
- this.onerror = empty;
- self.retryCounter = 1;
- self.onData(this.responseText);
- self.get();
- };
-
- function onerror () {
- self.retryCounter ++;
- if(!self.retryCounter || self.retryCounter > 3) {
- self.onClose();
- } else {
- self.get();
- }
- };
-
- this.xhr = this.request();
-
- if (global.XDomainRequest && this.xhr instanceof XDomainRequest) {
- this.xhr.onload = onload;
- this.xhr.onerror = onerror;
- } else {
- this.xhr.onreadystatechange = stateChange;
- }
-
- this.xhr.send(null);
- };
-
- /**
- * Handle the unclean close behavior.
- *
- * @api private
- */
-
- XHRPolling.prototype.onClose = function () {
- io.Transport.XHR.prototype.onClose.call(this);
-
- if (this.xhr) {
- this.xhr.onreadystatechange = this.xhr.onload = this.xhr.onerror = empty;
- try {
- this.xhr.abort();
- } catch(e){}
- this.xhr = null;
- }
- };
-
- /**
- * Webkit based browsers show a infinit spinner when you start a XHR request
- * before the browsers onload event is called so we need to defer opening of
- * the transport until the onload event is called. Wrapping the cb in our
- * defer method solve this.
- *
- * @param {Socket} socket The socket instance that needs a transport
- * @param {Function} fn The callback
- * @api private
- */
-
- XHRPolling.prototype.ready = function (socket, fn) {
- var self = this;
-
- io.util.defer(function () {
- fn.call(self);
- });
- };
-
- /**
- * Add the transport to your public io.transports array.
- *
- * @api private
- */
-
- io.transports.push('xhr-polling');
-
-})(
- 'undefined' != typeof io ? io.Transport : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
- /**
- * There is a way to hide the loading indicator in Firefox. If you create and
- * remove a iframe it will stop showing the current loading indicator.
- * Unfortunately we can't feature detect that and UA sniffing is evil.
- *
- * @api private
- */
-
- var indicator = global.document && "MozAppearance" in
- global.document.documentElement.style;
-
- /**
- * Expose constructor.
- */
-
- exports['jsonp-polling'] = JSONPPolling;
-
- /**
- * The JSONP transport creates an persistent connection by dynamically
- * inserting a script tag in the page. This script tag will receive the
- * information of the Socket.IO server. When new information is received
- * it creates a new script tag for the new data stream.
- *
- * @constructor
- * @extends {io.Transport.xhr-polling}
- * @api public
- */
-
- function JSONPPolling (socket) {
- io.Transport['xhr-polling'].apply(this, arguments);
-
- this.index = io.j.length;
-
- var self = this;
-
- io.j.push(function (msg) {
- self._(msg);
- });
- };
-
- /**
- * Inherits from XHR polling transport.
- */
-
- io.util.inherit(JSONPPolling, io.Transport['xhr-polling']);
-
- /**
- * Transport name
- *
- * @api public
- */
-
- JSONPPolling.prototype.name = 'jsonp-polling';
-
- /**
- * Posts a encoded message to the Socket.IO server using an iframe.
- * The iframe is used because script tags can create POST based requests.
- * The iframe is positioned outside of the view so the user does not
- * notice it's existence.
- *
- * @param {String} data A encoded message.
- * @api private
- */
-
- JSONPPolling.prototype.post = function (data) {
- var self = this
- , query = io.util.query(
- this.socket.options.query
- , 't='+ (+new Date) + '&i=' + this.index
- );
-
- if (!this.form) {
- var form = document.createElement('form')
- , area = document.createElement('textarea')
- , id = this.iframeId = 'socketio_iframe_' + this.index
- , iframe;
-
- form.className = 'socketio';
- form.style.position = 'absolute';
- form.style.top = '0px';
- form.style.left = '0px';
- form.style.display = 'none';
- 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.prepareUrl() + query;
-
- function complete () {
- initIframe();
- self.socket.setBuffer(false);
- };
-
- function initIframe () {
- if (self.iframe) {
- self.form.removeChild(self.iframe);
- }
-
- try {
- // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
- iframe = document.createElement('