diff options
| author | Andrej Shadura <andrew.shadura@collabora.co.uk> | 2019-09-12 17:15:44 +0200 |
|---|---|---|
| committer | Andrej Shadura <andrew.shadura@collabora.co.uk> | 2019-09-12 17:15:44 +0200 |
| commit | f6a44ae82efcfe44c18b26846476fcd3c7570ee3 (patch) | |
| tree | 4da74558057962ad6fed505364933188ec1eefd3 | |
| parent | 82ac44a2039db974e1311f844dfd70593795648e (diff) | |
New upstream version 1.3.0+git20170419+82ac44a
| -rw-r--r-- | examples/simple_chat/README.txt | 1 | ||||
| -rw-r--r-- | examples/simple_chat/__init__.py | 0 | ||||
| -rw-r--r-- | examples/simple_chat/chat.html | 102 | ||||
| -rw-r--r-- | examples/simple_chat/chat.py | 96 | ||||
| -rw-r--r-- | examples/simple_chat/static/WebSocketMain.swf | bin | 177114 -> 0 bytes | |||
| -rw-r--r-- | examples/simple_chat/static/css/style.css | 188 | ||||
| -rw-r--r-- | examples/simple_chat/static/jquery-1.6.1.min.js | 18 | ||||
| -rw-r--r-- | examples/simple_chat/static/socket.io.js | 3818 |
8 files changed, 0 insertions, 4223 deletions
diff --git a/examples/simple_chat/README.txt b/examples/simple_chat/README.txt deleted file mode 100644 index 1f2f32e..0000000 --- a/examples/simple_chat/README.txt +++ /dev/null @@ -1 +0,0 @@ -Example taken and adapted from https://github.com/abourget/gevent-socketio/tree/master/examples/simple_chat diff --git a/examples/simple_chat/__init__.py b/examples/simple_chat/__init__.py deleted file mode 100644 index e69de29..0000000 --- a/examples/simple_chat/__init__.py +++ /dev/null diff --git a/examples/simple_chat/chat.html b/examples/simple_chat/chat.html deleted file mode 100644 index 0d04f1e..0000000 --- a/examples/simple_chat/chat.html +++ /dev/null @@ -1,102 +0,0 @@ -<!DOCTYPE html> -<html> - <head> - <link href="static/css/style.css" rel="stylesheet"> - <script type="text/javascript" src="static/jquery-1.6.1.min.js"></script> - <script type="text/javascript" src="static/socket.io.js"></script> - <script> - -WEB_SOCKET_SWF_LOCATION = "/static/WebSocketMain.swf"; -WEB_SOCKET_DEBUG = true; - -// socket.io specific code -var socket = io.connect(); - -$(window).bind("beforeunload", function() { - socket.disconnect(); -}); - -socket.on('connect', function () { - $('#chat').addClass('connected'); -}); - -socket.on('announcement', function (msg) { - $('#lines').append($('<p>').append($('<em>').text(msg))); -}); - -socket.on('nicknames', function (nicknames) { - $('#nicknames').empty().append($('<span>Online: </span>')); - for (var i in nicknames) { - $('#nicknames').append($('<b>').text(nicknames[i])); - } -}); - -socket.on('msg_to_room', message); - -socket.on('reconnect', function () { - $('#lines').remove(); - message('System', 'Reconnected to the server'); -}); - -socket.on('reconnecting', function () { - message('System', 'Attempting to re-connect to the server'); -}); - -socket.on('error', function (e) { - message('System', e ? e : 'A unknown error occurred'); -}); - -function message (from, msg) { - $('#lines').append($('<p>').append($('<b>').text(from), msg)); -} - -// DOM manipulation -$(function () { - $('#set-nickname').submit(function (ev) { - socket.emit('nickname', $('#nick').val(), function (set) { - if (!set) { - clear(); - return $('#chat').addClass('nickname-set'); - } - $('#nickname-err').css('visibility', 'visible'); - }); - return false; - }); - - $('#send-message').submit(function () { - message('me', $('#message').val()); - socket.emit('user message', $('#message').val()); - clear(); - $('#lines').get(0).scrollTop = 10000000; - return false; - }); - - function clear () { - $('#message').val('').focus(); - }; -}); - </script> - </head> -<body> - <div id="chat"> - <div id="nickname"> - <form id="set-nickname" class="wrap"> - <p>Please type in your nickname and press enter.</p> - <input id="nick"> - <p id="nickname-err">Nickname already in use</p> - </form> - </div> - <div id="connecting"> - <div class="wrap">Connecting to socket.io server</div> - </div> - <div id="messages"> - <div id="nicknames"><span>Online:</span></div> - <div id="lines"></div> - </div> - <form id="send-message"> - <input id="message"> - <button>Send</button> - </form> - </div> -</body> -</html> diff --git a/examples/simple_chat/chat.py b/examples/simple_chat/chat.py deleted file mode 100644 index 5d216a9..0000000 --- a/examples/simple_chat/chat.py +++ /dev/null @@ -1,96 +0,0 @@ -import os -from gevent import monkey -monkey.patch_all() - -from socketio import socketio_manage -from socketio.server import SocketIOServer -from socketio.namespace import BaseNamespace -from socketio.mixins import RoomsMixin, BroadcastMixin - - -class ChatNamespace(BaseNamespace, RoomsMixin, BroadcastMixin): - def on_nickname(self, nickname): - self.request['nicknames'].append(nickname) - self.socket.session['nickname'] = nickname - self.broadcast_event('announcement', '%s has connected' % nickname) - self.broadcast_event('nicknames', self.request['nicknames']) - # Just have them join a default-named room - self.join('main_room') - - def recv_disconnect(self): - # Remove nickname from the list. - nickname = self.socket.session['nickname'] - self.request['nicknames'].remove(nickname) - self.broadcast_event('announcement', '%s has disconnected' % nickname) - self.broadcast_event('nicknames', self.request['nicknames']) - - self.disconnect(silent=True) - - def on_user_message(self, msg): - self.emit_to_room('main_room', 'msg_to_room', - self.socket.session['nickname'], msg) - - def recv_message(self, message): - print("PING!!!", message) - - -class Application(object): - def __init__(self): - self.buffer = [] - # Dummy request object to maintain state between Namespace - # initialization. - self.request = { - 'nicknames': [], - } - - def __call__(self, environ, start_response): - path = environ['PATH_INFO'].strip('/') - - if not path: - start_response('200 OK', [('Content-Type', 'text/html')]) - return ['<h1>Welcome. ' - 'Try the <a href="/chat.html">chat</a> example.</h1>'] - - root = os.path.dirname(__file__) - if path.startswith('static/') or path == 'chat.html': - path = os.path.join(root, path) - try: - data = open(path).read() - except Exception: - return not_found(start_response) - - if path.endswith(".js"): - content_type = "text/javascript" - elif path.endswith(".css"): - content_type = "text/css" - elif path.endswith(".swf"): - content_type = "application/x-shockwave-flash" - else: - content_type = "text/html" - - start_response('200 OK', [('Content-Type', content_type)]) - return [data] - - if path.startswith("socket.io"): - socketio_manage(environ, {'': ChatNamespace}, self.request) - else: - return not_found(start_response) - - -_app = Application() - - -def app(environ, start_response): - return _app(environ, start_response) - - -def not_found(start_response): - start_response('404 Not Found', []) - return ['<h1>Not Found</h1>'] - - -if __name__ == '__main__': - print('Listening on port 8080 and on port 843 (flash policy server)') - SocketIOServer(('0.0.0.0', 8080), Application(), - resource="socket.io", policy_server=True, - policy_listener=('0.0.0.0', 10843)).serve_forever() diff --git a/examples/simple_chat/static/WebSocketMain.swf b/examples/simple_chat/static/WebSocketMain.swf Binary files differdeleted file mode 100644 index 8174466..0000000 --- a/examples/simple_chat/static/WebSocketMain.swf +++ /dev/null diff --git a/examples/simple_chat/static/css/style.css b/examples/simple_chat/static/css/style.css deleted file mode 100644 index 42cf98f..0000000 --- a/examples/simple_chat/static/css/style.css +++ /dev/null @@ -1,188 +0,0 @@ -#chat, -#nickname, -#messages { - width: 600px; -} -#chat { - position: relative; - border: 1px solid #ccc; -} -#nickname, -#connecting { - position: absolute; - height: 410px; - z-index: 100; - left: 0; - top: 0; - background: #fff; - text-align: center; - width: 600px; - font: 15px Georgia; - color: #666; - display: block; -} -#nickname .wrap, -#connecting .wrap { - padding-top: 150px; -} -#nickname input { - border: 1px solid #ccc; - padding: 10px; -} -#nickname input:focus { - border-color: #999; - outline: 0; -} -#nickname #nickname-err { - color: #8b0000; - font-size: 12px; - visibility: hidden; -} -.connected #connecting { - display: none; -} -.nickname-set #nickname { - display: none; -} -#messages { - height: 380px; - background: #eee; -} -#messages em { - text-shadow: 0 1px 0 #fff; - color: #999; -} -#messages p { - padding: 0; - margin: 0; - font: 12px Helvetica, Arial; - padding: 5px 10px; -} -#messages p b { - display: inline-block; - padding-right: 10px; -} -#messages p:nth-child(even) { - background: #fafafa; -} -#messages #nicknames { - background: #ccc; - padding: 2px 4px 4px; - font: 11px Helvetica; -} -#messages #nicknames span { - color: #000; -} -#messages #nicknames b { - display: inline-block; - color: #fff; - background: #999; - padding: 3px 6px; - margin-right: 5px; - -webkit-border-radius: 10px; - -moz-border-radius: 10px; - border-radius: 10px; - text-shadow: 0 1px 0 #666; -} -#messages #lines { - height: 355px; - overflow: auto; - overflow-x: hidden; - overflow-y: auto; -} -#messages #lines::-webkit-scrollbar { - width: 6px; - height: 6px; -} -#messages #lines::-webkit-scrollbar-button:start:decrement, -#messages #lines ::-webkit-scrollbar-button:end:increment { - display: block; - height: 10px; -} -#messages #lines::-webkit-scrollbar-button:vertical:increment { - background-color: #fff; -} -#messages #lines::-webkit-scrollbar-track-piece { - background-color: #fff; - -webkit-border-radius: 3px; -} -#messages #lines::-webkit-scrollbar-thumb:vertical { - height: 50px; - background-color: #ccc; - -webkit-border-radius: 3px; -} -#messages #lines::-webkit-scrollbar-thumb:horizontal { - width: 50px; - background-color: #fff; - -webkit-border-radius: 3px; -} -#send-message { - background: #fff; - position: relative; -} -#send-message input { - border: none; - height: 30px; - padding: 0 10px; - line-height: 30px; - vertical-align: middle; - width: 580px; -} -#send-message input:focus { - outline: 0; -} -#send-message button { - position: absolute; - top: 5px; - right: 5px; -} -button { - margin: 0; - -webkit-user-select: none; - -moz-user-select: none; - user-select: none; - display: inline-block; - text-decoration: none; - background: #43a1f7; - background: -webkit-gradient(linear, left top, left bottom, color-stop(0, #43a1f7), color-stop(1, #377ad0)); - background: -webkit-linear-gradient(top, #43a1f7 0%, #377ad0 100%); - background: -moz-linear-gradient(top, #43a1f7 0%, #377ad0 100%); - background: linear-gradient(top, #43a1f7 0%, #377ad0 100%); - border: 1px solid #2e70c4; - -webkit-border-radius: 16px; - -moz-border-radius: 16px; - border-radius: 16px; - color: #fff; - font-family: "lucida grande", sans-serif; - font-size: 11px; - font-weight: normal; - line-height: 1; - padding: 3px 10px 5px 10px; - text-align: center; - text-shadow: 0 -1px 1px #2d6dc0; -} -button:hover, -button.hover { - background: darker; - background: -webkit-gradient(linear, left top, left bottom, color-stop(0, #43a1f7), color-stop(1, #2e70c4)); - background: -webkit-linear-gradient(top, #43a1f7 0%, #2e70c4 100%); - background: -moz-linear-gradient(top, #43a1f7 0%, #2e70c4 100%); - background: linear-gradient(top, #43a1f7 0%, #2e70c4 100%); - border: 1px solid #2e70c4; - cursor: pointer; - text-shadow: 0 -1px 1px #2c6bbb; -} -button:active, -button.active { - background: #2e70c4; - border: 1px solid #2e70c4; - border-bottom: 1px solid #2861aa; - text-shadow: 0 -1px 1px #2b67b5; -} -button:focus, -button.focus { - outline: none; - -webkit-box-shadow: 0 1px 0 0 rgba(255,255,255,0.4), 0 0 4px 0 #377ad0; - -moz-box-shadow: 0 1px 0 0 rgba(255,255,255,0.4), 0 0 4px 0 #377ad0; - box-shadow: 0 1px 0 0 rgba(255,255,255,0.4), 0 0 4px 0 #377ad0; -} diff --git a/examples/simple_chat/static/jquery-1.6.1.min.js 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\ No newline at end of file diff --git a/examples/simple_chat/static/socket.io.js b/examples/simple_chat/static/socket.io.js deleted file mode 100644 index f81fa5f..0000000 --- a/examples/simple_chat/static/socket.io.js +++ /dev/null @@ -1,3818 +0,0 @@ -/*! Socket.IO.js build:0.9.6, development. Copyright(c) 2011 LearnBoost <dev@learnboost.com> MIT Licensed */ - -var io = ('undefined' === typeof module ? {} : module.exports); -(function() { - -/** - * socket.io - * Copyright(c) 2011 LearnBoost <dev@learnboost.com> - * MIT Licensed - */ - -(function (exports, global) { - - /** - * IO namespace. - * - * @namespace - */ - - var io = exports; - - /** - * Socket.IO version - * - * @api public - */ - - io.version = '0.9.6'; - - /** - * 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 <dev@learnboost.com> - * MIT Licensed - */ - -(function (exports, global) { - - /** - * Utilities namespace. - * - * @namespace - */ - - var util = exports.util = {}; - - /** - * Parses an URI - * - * @author Steven Levithan <stevenlevithan.com> (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) { - 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 <dev@learnboost.com> - * 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.$events[name]; - } - } - - return this; - }; - - /** - * Removes all listeners for an event. - * - * @api public - */ - - EventEmitter.prototype.removeAllListeners = function (name) { - // TODO: enable this when node 0.5 is stable - //if (name === undefined) { - //this.$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 <dev@learnboost.com> - * 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 <dev@learnboost.com> - * 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 <dev@learnboost.com> - * 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); - - /** - * 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.open = 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.close && this.open) 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.open = 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.open = false; - this.socket.onClose(); - this.onDisconnect(); - }; - - /** - * Generates a connection url based on the Socket.IO URL Protocol. - * See <https://github.com/learnboost/socket.io-node/> 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 <dev@learnboost.com> - * 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': true - , 'auto connect': true - , 'flash policy port': 10843 - }; - - 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, 'unload', 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); - xhr.withCredentials = true; - xhr.onreadystatechange = function () { - if (xhr.readyState == 4) { - xhr.onreadystatechange = empty; - - if (xhr.status == 200) { - complete(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())) { - 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; - self.transports = 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']) { - if (!self.remainingTransports) { - self.remainingTransports = self.transports.slice(0); - } - - var remaining = self.remainingTransports; - - 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); - - 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) { - 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() - , uri = this.resource + '/' + io.protocol + '/' + this.sessionid; - - xhr.open('GET', uri, true); - - // 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.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 <dev@learnboost.com> - * 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 <dev@learnboost.com> - * 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 <dev@learnboost.com> - * MIT Licensed - */ - -(function (exports, io) { - - /** - * Expose constructor. - */ - - exports.flashsocket = Flashsocket; - - /** - * The FlashSocket transport. This is a API wrapper for the HTML5 WebSocket - * specification. It uses a .swf file to communicate with the server. If you want - * to serve the .swf file from a other server than where the Socket.IO script is - * coming from you need to use the insecure version of the .swf. More information - * about this can be found on the github page. - * - * @constructor - * @extends {io.Transport.websocket} - * @api public - */ - - function Flashsocket () { - io.Transport.websocket.apply(this, arguments); - }; - - /** - * Inherits from Transport. - */ - - io.util.inherit(Flashsocket, io.Transport.websocket); - - /** - * Transport name - * - * @api public - */ - - Flashsocket.prototype.name = 'flashsocket'; - - /** - * Disconnect the established `FlashSocket` connection. This is done by adding a - * new task to the FlashSocket. The rest will be handled off by the `WebSocket` - * transport. - * - * @returns {Transport} - * @api public - */ - - Flashsocket.prototype.open = function () { - var self = this - , args = arguments; - - WebSocket.__addTask(function () { - io.Transport.websocket.prototype.open.apply(self, args); - }); - return this; - }; - - /** - * Sends a message to the Socket.IO server. This is done by adding a new - * task to the FlashSocket. The rest will be handled off by the `WebSocket` - * transport. - * - * @returns {Transport} - * @api public - */ - - Flashsocket.prototype.send = function () { - var self = this, args = arguments; - WebSocket.__addTask(function () { - io.Transport.websocket.prototype.send.apply(self, args); - }); - return this; - }; - - /** - * Disconnects the established `FlashSocket` connection. - * - * @returns {Transport} - * @api public - */ - - Flashsocket.prototype.close = function () { - WebSocket.__tasks.length = 0; - io.Transport.websocket.prototype.close.call(this); - return this; - }; - - /** - * The WebSocket fall back needs to append the flash container to the body - * element, so we need to make sure we have access to it. Or defer the call - * until we are sure there is a body element. - * - * @param {Socket} socket The socket instance that needs a transport - * @param {Function} fn The callback - * @api private - */ - - Flashsocket.prototype.ready = function (socket, fn) { - function init () { - var options = socket.options - , port = options['flash policy port'] - , path = [ - 'http' + (options.secure ? 's' : '') + ':/' - , options.host + ':' + options.port - , options.resource - , 'static/flashsocket' - , 'WebSocketMain' + (socket.isXDomain() ? 'Insecure' : '') + '.swf' - ]; - - // Only start downloading the swf file when the checked that this browser - // actually supports it - if (!Flashsocket.loaded) { - if (typeof WEB_SOCKET_SWF_LOCATION === 'undefined') { - // Set the correct file based on the XDomain settings - WEB_SOCKET_SWF_LOCATION = path.join('/'); - } - - if (port !== 843) { - WebSocket.loadFlashPolicyFile('xmlsocket://' + options.host + ':' + port); - } - - WebSocket.__initialize(); - Flashsocket.loaded = true; - } - - fn.call(self); - } - - var self = this; - if (document.body) return init(); - - io.util.load(init); - }; - - /** - * Check if the FlashSocket transport is supported as it requires that the Adobe - * Flash Player plug-in version `10.0.0` or greater is installed. And also check if - * the polyfill is correctly loaded. - * - * @returns {Boolean} - * @api public - */ - - Flashsocket.check = function () { - if ( - typeof WebSocket == 'undefined' - || !('__initialize' in WebSocket) || !swfobject - ) return false; - - return swfobject.getFlashPlayerVersion().major >= 10; - }; - - /** - * Check if the FlashSocket transport can be used as cross domain / cross origin - * transport. 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Will require - // additional testing. - var result = WebSocket.__flash.send(this.__id, encodeURIComponent(data)); - if (result < 0) { // success - return true; - } else { - this.bufferedAmount += result; - return false; - } - }; - - /** - * Close this web socket gracefully. - */ - WebSocket.prototype.close = function() { - if (this.readyState == WebSocket.CLOSED || this.readyState == WebSocket.CLOSING) { - return; - } - this.readyState = WebSocket.CLOSING; - WebSocket.__flash.close(this.__id); - }; - - /** - * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>} - * - * @param {string} type - * @param {function} listener - * @param {boolean} useCapture - * @return void - */ - WebSocket.prototype.addEventListener = function(type, listener, useCapture) { - if (!(type in this.__events)) { - this.__events[type] = []; - } - this.__events[type].push(listener); - }; - - /** - * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>} - * - * @param {string} type - * @param {function} listener - * @param {boolean} useCapture - * @return void - */ - WebSocket.prototype.removeEventListener = function(type, listener, useCapture) { - if (!(type in this.__events)) return; - var events = this.__events[type]; - for (var i = events.length - 1; i >= 0; --i) { - if (events[i] === listener) { - events.splice(i, 1); - break; - } - } - }; - - /** - * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>} - * - * @param {Event} event - * @return void - */ - WebSocket.prototype.dispatchEvent = function(event) { - var events = this.__events[event.type] || []; - for (var i = 0; i < events.length; ++i) { - events[i](event); - } - var handler = this["on" + event.type]; - if (handler) handler(event); - }; - - /** - * Handles an event from Flash. - * @param {Object} flashEvent - */ - WebSocket.prototype.__handleEvent = function(flashEvent) { - if ("readyState" in flashEvent) { - this.readyState = flashEvent.readyState; - } - if ("protocol" in flashEvent) { - this.protocol = flashEvent.protocol; - } - - var jsEvent; - if (flashEvent.type == "open" || flashEvent.type == "error") { - jsEvent = this.__createSimpleEvent(flashEvent.type); - } else if (flashEvent.type == "close") { - // TODO implement jsEvent.wasClean - jsEvent = this.__createSimpleEvent("close"); - } else if (flashEvent.type == "message") { - var data = decodeURIComponent(flashEvent.message); - jsEvent = this.__createMessageEvent("message", data); - } else { - throw "unknown event type: " + flashEvent.type; - } - - this.dispatchEvent(jsEvent); - }; - - WebSocket.prototype.__createSimpleEvent = function(type) { - if (document.createEvent && window.Event) { - var event = document.createEvent("Event"); - event.initEvent(type, false, false); - return event; - } else { - return {type: type, bubbles: false, cancelable: false}; - } - }; - - WebSocket.prototype.__createMessageEvent = function(type, data) { - if (document.createEvent && window.MessageEvent && !window.opera) { - var event = document.createEvent("MessageEvent"); - event.initMessageEvent("message", false, false, data, null, null, window, null); - return event; - } else { - // IE and Opera, the latter one truncates the data parameter after any 0x00 bytes. - return {type: type, data: data, bubbles: false, cancelable: false}; - } - }; - - /** - * Define the WebSocket readyState enumeration. - */ - WebSocket.CONNECTING = 0; - WebSocket.OPEN = 1; - WebSocket.CLOSING = 2; - WebSocket.CLOSED = 3; - - WebSocket.__flash = null; - WebSocket.__instances = {}; - WebSocket.__tasks = []; - WebSocket.__nextId = 0; - - /** - * Load a new flash security policy file. - * @param {string} url - */ - WebSocket.loadFlashPolicyFile = function(url){ - WebSocket.__addTask(function() { - WebSocket.__flash.loadManualPolicyFile(url); - }); - }; - - /** - * Loads WebSocketMain.swf and creates WebSocketMain object in Flash. - */ - WebSocket.__initialize = function() { - if (WebSocket.__flash) return; - - if (WebSocket.__swfLocation) { - // For backword compatibility. - window.WEB_SOCKET_SWF_LOCATION = WebSocket.__swfLocation; - } - if (!window.WEB_SOCKET_SWF_LOCATION) { - console.error("[WebSocket] set WEB_SOCKET_SWF_LOCATION to location of WebSocketMain.swf"); - return; - } - var container = document.createElement("div"); - container.id = "webSocketContainer"; - // Hides Flash box. We cannot use display: none or visibility: hidden because it prevents - // Flash from loading at least in IE. So we move it out of the screen at (-100, -100). - // But this even doesn't work with Flash Lite (e.g. in Droid Incredible). So with Flash - // Lite, we put it at (0, 0). This shows 1x1 box visible at left-top corner but this is - // the best we can do as far as we know now. - container.style.position = "absolute"; - if (WebSocket.__isFlashLite()) { - container.style.left = "0px"; - container.style.top = "0px"; - } else { - container.style.left = "-100px"; - container.style.top = "-100px"; - } - var holder = document.createElement("div"); - holder.id = "webSocketFlash"; - container.appendChild(holder); - document.body.appendChild(container); - // See this article for hasPriority: - // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html - swfobject.embedSWF( - WEB_SOCKET_SWF_LOCATION, - "webSocketFlash", - "1" /* width */, - "1" /* height */, - "10.0.0" /* SWF version */, - null, - null, - {hasPriority: true, swliveconnect : true, allowScriptAccess: "always"}, - null, - function(e) { - if (!e.success) { - console.error("[WebSocket] swfobject.embedSWF failed"); - } - }); - }; - - /** - * Called by Flash to notify JS that it's fully loaded and ready - * for communication. - */ - WebSocket.__onFlashInitialized = function() { - // We need to set a timeout here to avoid round-trip calls - // to flash during the initialization process. - setTimeout(function() { - WebSocket.__flash = document.getElementById("webSocketFlash"); - WebSocket.__flash.setCallerUrl(location.href); - WebSocket.__flash.setDebug(!!window.WEB_SOCKET_DEBUG); - for (var i = 0; i < WebSocket.__tasks.length; ++i) { - WebSocket.__tasks[i](); - } - WebSocket.__tasks = []; - }, 0); - }; - - /** - * Called by Flash to notify WebSockets events are fired. - */ - WebSocket.__onFlashEvent = function() { - setTimeout(function() { - try { - // Gets events using receiveEvents() instead of getting it from event object - // of Flash event. This is to make sure to keep message order. - // It seems sometimes Flash events don't arrive in the same order as they are sent. - var events = WebSocket.__flash.receiveEvents(); - for (var i = 0; i < events.length; ++i) { - WebSocket.__instances[events[i].webSocketId].__handleEvent(events[i]); - } - } catch (e) { - console.error(e); - } - }, 0); - return true; - }; - - // Called by Flash. - WebSocket.__log = function(message) { - console.log(decodeURIComponent(message)); - }; - - // Called by Flash. - WebSocket.__error = function(message) { - console.error(decodeURIComponent(message)); - }; - - WebSocket.__addTask = function(task) { - if (WebSocket.__flash) { - task(); - } else { - WebSocket.__tasks.push(task); - } - }; - - /** - * Test if the browser is running flash lite. - * @return {boolean} True if flash lite is running, false otherwise. - */ - WebSocket.__isFlashLite = function() { - if (!window.navigator || !window.navigator.mimeTypes) { - return false; - } - var mimeType = window.navigator.mimeTypes["application/x-shockwave-flash"]; - if (!mimeType || !mimeType.enabledPlugin || !mimeType.enabledPlugin.filename) { - return false; - } - return mimeType.enabledPlugin.filename.match(/flashlite/i) ? true : false; - }; - - if (!window.WEB_SOCKET_DISABLE_AUTO_INITIALIZATION) { - if (window.addEventListener) { - window.addEventListener("load", function(){ - WebSocket.__initialize(); - }, false); - } else { - window.attachEvent("onload", function(){ - WebSocket.__initialize(); - }); - } - } - -})(); - -/** - * socket.io - * Copyright(c) 2011 LearnBoost <dev@learnboost.com> - * 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 = (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 () { - return XHR.check(null, true); - }; - -})( - 'undefined' != typeof io ? io.Transport : module.exports - , 'undefined' != typeof io ? io : module.parent.exports - , this -); -/** - * socket.io - * Copyright(c) 2011 LearnBoost <dev@learnboost.com> - * 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('<html></html>'); - 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) { - 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 () { - 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(); - } 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 <dev@learnboost.com> - * 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'; - - /** - * 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.open) 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.onData(this.responseText); - self.get(); - }; - - function onerror () { - self.onClose(); - }; - - 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 <dev@learnboost.com> - * 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('<iframe name="'+ self.iframeId +'">'); - } catch (e) { - iframe = document.createElement('iframe'); - iframe.name = self.iframeId; - } - - iframe.id = self.iframeId; - - self.form.appendChild(iframe); - self.iframe = iframe; - }; - - initIframe(); - - // we temporarily stringify until we figure out how to prevent - // browsers from turning `\n` into `\r\n` in form inputs - this.area.value = io.JSON.stringify(data); - - try { - this.form.submit(); - } catch(e) {} - - if (this.iframe.attachEvent) { - iframe.onreadystatechange = function () { - if (self.iframe.readyState == 'complete') { - complete(); - } - }; - } else { - this.iframe.onload = complete; - } - - this.socket.setBuffer(true); - }; - - /** - * Creates a new JSONP poll that can be used to listen - * for messages from the Socket.IO server. - * - * @api private - */ - - JSONPPolling.prototype.get = function () { - var self = this - , script = document.createElement('script') - , query = io.util.query( - this.socket.options.query - , 't='+ (+new Date) + '&i=' + this.index - ); - - if (this.script) { - this.script.parentNode.removeChild(this.script); - this.script = null; - } - - script.async = true; - script.src = this.prepareUrl() + query; - script.onerror = function () { - self.onClose(); - }; - - var insertAt = document.getElementsByTagName('script')[0] - insertAt.parentNode.insertBefore(script, insertAt); - this.script = script; - - if (indicator) { - setTimeout(function () { - var iframe = document.createElement('iframe'); - document.body.appendChild(iframe); - document.body.removeChild(iframe); - }, 100); - } - }; - - /** - * Callback function for the incoming message stream from the Socket.IO server. - * - * @param {String} data The message - * @api private - */ - - JSONPPolling.prototype._ = function (msg) { - this.onData(msg); - if (this.open) { - this.get(); - } - return this; - }; - - /** - * The indicator hack only works after onload - * - * @param {Socket} socket The socket instance that needs a transport - * @param {Function} fn The callback - * @api private - */ - - JSONPPolling.prototype.ready = function (socket, fn) { - var self = this; - if (!indicator) return fn.call(this); - - io.util.load(function () { - fn.call(self); - }); - }; - - /** - * Checks if browser supports this transport. - * - * @return {Boolean} - * @api public - */ - - JSONPPolling.check = function () { - return 'document' in global; - }; - - /** - * Check if cross domain requests are supported - * - * @returns {Boolean} - * @api public - */ - - JSONPPolling.xdomainCheck = function () { - return true; - }; - - /** - * Add the transport to your public io.transports array. - * - * @api private - */ - - io.transports.push('jsonp-polling'); - -})( - 'undefined' != typeof io ? io.Transport : module.exports - , 'undefined' != typeof io ? io : module.parent.exports - , this -); - -})();
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