[Pkg-javascript-commits] [sockjs-client] 245/350: [dist] 1.0.0-beta.1
tonnerre at ancient-solutions.com
tonnerre at ancient-solutions.com
Fri Aug 5 01:04:26 UTC 2016
This is an automated email from the git hooks/post-receive script.
tonnerre-guest pushed a commit to branch upstream
in repository sockjs-client.
commit 40c4a91718aec2ad337fceb0c6de6d3d9b909b9f
Author: Bryce Kahle <bkahle at gmail.com>
Date: Mon Oct 27 17:44:26 2014 -0400
[dist] 1.0.0-beta.1
---
dist/sockjs-1.0.0-beta.1.js | 6249 +++++++++++++++++++++++++++++++++++++++
dist/sockjs-1.0.0-beta.1.min.js | 4 +
2 files changed, 6253 insertions(+)
diff --git a/dist/sockjs-1.0.0-beta.1.js b/dist/sockjs-1.0.0-beta.1.js
new file mode 100755
index 0000000..8fbe93d
--- /dev/null
+++ b/dist/sockjs-1.0.0-beta.1.js
@@ -0,0 +1,6249 @@
+/* sockjs-client v1.0.0-beta.1 | http://sockjs.org | MIT license */
+!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var f;"undefined"!=typeof window?f=window:"undefined"!=typeof global?f=global:"undefined"!=typeof self&&(f=self),f.SockJS=e()}}(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot fin [...]
+'use strict';
+
+var transportList = require('./transport-list');
+
+module.exports = require('./main')(transportList);
+
+},{"./main":14,"./transport-list":16}],2:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , Event = require('./event')
+ ;
+
+function CloseEvent() {
+ Event.call(this);
+ this.initEvent('close', false, false);
+ this.wasClean = false;
+ this.code = 0;
+ this.reason = '';
+}
+
+inherits(CloseEvent, Event);
+
+module.exports = CloseEvent;
+
+},{"./event":4,"inherits":59}],3:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , EventTarget = require('./eventtarget')
+ ;
+
+function EventEmitter() {
+ EventTarget.call(this);
+}
+
+inherits(EventEmitter, EventTarget);
+
+EventEmitter.prototype.removeAllListeners = function(type) {
+ if (type) {
+ delete this._listeners[type];
+ } else {
+ this._listeners = {};
+ }
+};
+
+EventEmitter.prototype.once = function(type, listener) {
+ var self = this
+ , fired = false;
+
+ function g() {
+ self.removeListener(type, g);
+
+ if (!fired) {
+ fired = true;
+ listener.apply(this, arguments);
+ }
+ }
+
+ this.on(type, g);
+};
+
+EventEmitter.prototype.emit = function(type) {
+ var listeners = this._listeners[type];
+ if (!listeners) {
+ return;
+ }
+ var args = Array.prototype.slice.call(arguments, 1);
+ for (var i = 0; i < listeners.length; i++) {
+ listeners[i].apply(this, args);
+ }
+};
+
+EventEmitter.prototype.on = EventEmitter.prototype.addListener = EventTarget.prototype.addEventListener;
+EventEmitter.prototype.removeListener = EventTarget.prototype.removeEventListener;
+
+module.exports.EventEmitter = EventEmitter;
+
+},{"./eventtarget":5,"inherits":59}],4:[function(require,module,exports){
+'use strict';
+
+function Event(eventType) {
+ this.type = eventType;
+}
+
+Event.prototype.initEvent = function(eventType, canBubble, cancelable) {
+ this.type = eventType;
+ this.bubbles = canBubble;
+ this.cancelable = cancelable;
+ this.timeStamp = +new Date();
+ return this;
+};
+
+Event.prototype.stopPropagation = function() {};
+Event.prototype.preventDefault = function() {};
+
+Event.CAPTURING_PHASE = 1;
+Event.AT_TARGET = 2;
+Event.BUBBLING_PHASE = 3;
+
+module.exports = Event;
+
+},{}],5:[function(require,module,exports){
+'use strict';
+
+/* Simplified implementation of DOM2 EventTarget.
+ * http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget
+ */
+
+function EventTarget() {
+ this._listeners = {};
+}
+
+EventTarget.prototype.addEventListener = function(eventType, listener) {
+ if (!(eventType in this._listeners)) {
+ this._listeners[eventType] = [];
+ }
+ var arr = this._listeners[eventType];
+ // #4
+ if (arr.indexOf(listener) === -1) {
+ // Make a copy so as not to interfere with a current dispatchEvent.
+ arr = arr.concat([listener]);
+ }
+ this._listeners[eventType] = arr;
+};
+
+EventTarget.prototype.removeEventListener = function(eventType, listener) {
+ var arr = this._listeners[eventType];
+ if (!arr) {
+ return;
+ }
+ var idx = arr.indexOf(listener);
+ if (idx !== -1) {
+ if (arr.length > 1) {
+ // Make a copy so as not to interfere with a current dispatchEvent.
+ this._listeners[eventType] = arr.slice(0, idx).concat(arr.slice(idx + 1));
+ } else {
+ delete this._listeners[eventType];
+ }
+ return;
+ }
+};
+
+EventTarget.prototype.dispatchEvent = function(event) {
+ var t = event.type;
+ var args = Array.prototype.slice.call(arguments, 0);
+ // TODO: This doesn't match the real behavior; per spec, onfoo get
+ // their place in line from the /first/ time they're set from
+ // non-null. Although WebKit bumps it to the end every time it's
+ // set.
+ if (this['on' + t]) {
+ this['on' + t].apply(this, args);
+ }
+ if (t in this._listeners) {
+ // Grab a reference to the listeners list. removeEventListener may alter the list.
+ var listeners = this._listeners[t];
+ for (var i = 0; i < listeners.length; i++) {
+ listeners[i].apply(this, args);
+ }
+ }
+};
+
+module.exports = EventTarget;
+
+},{}],6:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , Event = require('./event')
+ ;
+
+function TransportMessageEvent(data) {
+ Event.call(this);
+ this.initEvent('message', false, false);
+ this.data = data;
+}
+
+inherits(TransportMessageEvent, Event);
+
+module.exports = TransportMessageEvent;
+
+},{"./event":4,"inherits":59}],7:[function(require,module,exports){
+'use strict';
+
+var JSON3 = require('json3')
+ , iframeUtils = require('./utils/iframe')
+ ;
+
+function FacadeJS(transport) {
+ this._transport = transport;
+ transport.on('message', this._transportMessage.bind(this));
+ transport.on('close', this._transportClose.bind(this));
+}
+
+FacadeJS.prototype._transportClose = function(code, reason) {
+ iframeUtils.postMessage('c', JSON3.stringify([code, reason]));
+};
+FacadeJS.prototype._transportMessage = function(frame) {
+ iframeUtils.postMessage('t', frame);
+};
+FacadeJS.prototype._send = function(data) {
+ this._transport.send(data);
+};
+FacadeJS.prototype._close = function() {
+ this._transport.close();
+ this._transport.removeAllListeners();
+};
+
+module.exports = FacadeJS;
+
+},{"./utils/iframe":47,"json3":60}],8:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var urlUtils = require('./utils/url')
+ , eventUtils = require('./utils/event')
+ , JSON3 = require('json3')
+ , FacadeJS = require('./facade')
+ , InfoIframeReceiver = require('./info-iframe-receiver')
+ , iframeUtils = require('./utils/iframe')
+ , loc = require('./location')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:iframe-bootstrap');
+}
+
+module.exports = function(SockJS, availableTransports) {
+ var transportMap = {};
+ availableTransports.forEach(function(at) {
+ if (at.facadeTransport) {
+ transportMap[at.facadeTransport.transportName] = at.facadeTransport;
+ }
+ });
+
+ // hard-coded for the info iframe
+ // TODO see if we can make this more dynamic
+ transportMap[InfoIframeReceiver.transportName] = InfoIframeReceiver;
+ var parentOrigin;
+
+ /* eslint-disable camelcase */
+ SockJS.bootstrap_iframe = function() {
+ /* eslint-enable camelcase */
+ var facade;
+ iframeUtils.currentWindowId = loc.hash.slice(1);
+ var onMessage = function(e) {
+ if (e.source !== parent) {
+ return;
+ }
+ if (typeof parentOrigin === 'undefined') {
+ parentOrigin = e.origin;
+ }
+ if (e.origin !== parentOrigin) {
+ return;
+ }
+
+ var iframeMessage;
+ try {
+ iframeMessage = JSON3.parse(e.data);
+ } catch (ignored) {
+ debug('bad json', e.data);
+ return;
+ }
+
+ if (iframeMessage.windowId !== iframeUtils.currentWindowId) {
+ return;
+ }
+ switch (iframeMessage.type) {
+ case 's':
+ var p;
+ try {
+ p = JSON3.parse(iframeMessage.data);
+ } catch (ignored) {
+ debug('bad json', iframeMessage.data);
+ break;
+ }
+ var version = p[0];
+ var transport = p[1];
+ var transUrl = p[2];
+ var baseUrl = p[3];
+ debug(version, transport, transUrl, baseUrl);
+ // change this to semver logic
+ if (version !== SockJS.version) {
+ throw new Error('Incompatibile SockJS! Main site uses:' +
+ ' "' + version + '", the iframe:' +
+ ' "' + SockJS.version + '".');
+ }
+
+ if (!urlUtils.isOriginEqual(transUrl, loc.href) ||
+ !urlUtils.isOriginEqual(baseUrl, loc.href)) {
+ throw new Error('Can\'t connect to different domain from within an ' +
+ 'iframe. (' + loc.href + ', ' + transUrl + ', ' + baseUrl + ')');
+ }
+ facade = new FacadeJS(new transportMap[transport](transUrl, baseUrl));
+ break;
+ case 'm':
+ facade._send(iframeMessage.data);
+ break;
+ case 'c':
+ if (facade) {
+ facade._close();
+ }
+ facade = null;
+ break;
+ }
+ };
+
+ eventUtils.attachEvent('message', onMessage);
+
+ // Start
+ iframeUtils.postMessage('s');
+ };
+};
+
+}).call(this,{ env: {} })
+},{"./facade":7,"./info-iframe-receiver":10,"./location":13,"./utils/event":46,"./utils/iframe":47,"./utils/url":51,"debug":56,"json3":60}],9:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+ , inherits = require('inherits')
+ , JSON3 = require('json3')
+ , objectUtils = require('./utils/object')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:info-ajax');
+}
+
+function InfoAjax(url, AjaxObject) {
+ EventEmitter.call(this);
+
+ var self = this;
+ var t0 = +new Date();
+ this.xo = new AjaxObject('GET', url);
+
+ this.xo.once('finish', function(status, text) {
+ var info, rtt;
+ if (status === 200) {
+ rtt = (+new Date()) - t0;
+ if (text) {
+ try {
+ info = JSON3.parse(text);
+ } catch (e) {
+ debug('bad json', text);
+ }
+ }
+
+ if (!objectUtils.isObject(info)) {
+ info = {};
+ }
+ }
+ self.emit('finish', info, rtt);
+ self.removeAllListeners();
+ });
+}
+
+inherits(InfoAjax, EventEmitter);
+
+InfoAjax.prototype.close = function() {
+ this.removeAllListeners();
+ this.xo.close();
+};
+
+module.exports = InfoAjax;
+
+}).call(this,{ env: {} })
+},{"./utils/object":48,"debug":56,"events":3,"inherits":59,"json3":60}],10:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , EventEmitter = require('events').EventEmitter
+ , JSON3 = require('json3')
+ , XHRLocalObject = require('./transport/sender/xhr-local')
+ , InfoAjax = require('./info-ajax')
+ ;
+
+function InfoReceiverIframe(transUrl, baseUrl) {
+ var self = this;
+ EventEmitter.call(this);
+
+ this.ir = new InfoAjax(baseUrl, XHRLocalObject);
+ this.ir.once('finish', function(info, rtt) {
+ self.ir = null;
+ self.emit('message', JSON3.stringify([info, rtt]));
+ });
+}
+
+inherits(InfoReceiverIframe, EventEmitter);
+
+InfoReceiverIframe.transportName = 'iframe-info-receiver';
+
+InfoReceiverIframe.prototype.close = function() {
+ if (this.ir) {
+ this.ir.close();
+ this.ir = null;
+ }
+ this.removeAllListeners();
+};
+
+module.exports = InfoReceiverIframe;
+
+},{"./info-ajax":9,"./transport/sender/xhr-local":37,"events":3,"inherits":59,"json3":60}],11:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+ , inherits = require('inherits')
+ , JSON3 = require('json3')
+ , utils = require('./utils/event')
+ , IframeTransport = require('./transport/iframe')
+ , InfoReceiverIframe = require('./info-iframe-receiver')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:info-iframe');
+}
+
+function InfoIframe(url) {
+ var self = this;
+ EventEmitter.call(this);
+
+ var go = function() {
+ var ifr = self.ifr = new IframeTransport(InfoReceiverIframe.transportName, url, url);
+
+ ifr.once('message', function(msg) {
+ if (msg) {
+ var d;
+ try {
+ d = JSON3.parse(msg);
+ } catch (e) {
+ debug('bad json', msg);
+ self.emit('finish');
+ self.close();
+ return;
+ }
+
+ var info = d[0], rtt = d[1];
+ self.emit('finish', info, rtt);
+ }
+ self.close();
+ });
+
+ ifr.once('close', function() {
+ self.emit('finish');
+ self.close();
+ });
+ };
+
+ // TODO this seems the same as the 'needBody' from transports
+ if (!global.document.body) {
+ utils.attachEvent('load', go);
+ } else {
+ go();
+ }
+}
+
+inherits(InfoIframe, EventEmitter);
+
+InfoIframe.enabled = function() {
+ return IframeTransport.enabled();
+};
+
+InfoIframe.prototype.close = function() {
+ if (this.ifr) {
+ this.ifr.close();
+ }
+ this.removeAllListeners();
+ this.ifr = null;
+};
+
+module.exports = InfoIframe;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"./info-iframe-receiver":10,"./transport/iframe":22,"./utils/event":46,"debug":56,"events":3,"inherits":59,"json3":60}],12:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+ , inherits = require('inherits')
+ , urlUtils = require('./utils/url')
+ , XDR = require('./transport/sender/xdr')
+ , XHRCors = require('./transport/sender/xhr-cors')
+ , XHRLocal = require('./transport/sender/xhr-local')
+ , XHRFake = require('./transport/sender/xhr-fake')
+ , InfoIframe = require('./info-iframe')
+ , InfoAjax = require('./info-ajax')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:info-receiver');
+}
+
+function InfoReceiver(baseUrl, urlInfo) {
+ debug(baseUrl);
+ var self = this;
+ EventEmitter.call(this);
+
+ setTimeout(function() {
+ self.doXhr(baseUrl, urlInfo);
+ }, 0);
+}
+
+inherits(InfoReceiver, EventEmitter);
+
+// TODO this is currently ignoring the list of available transports and the whitelist
+
+InfoReceiver._getReceiver = function(url, urlInfo) {
+ // determine method of CORS support (if needed)
+ if (urlInfo.sameOrigin) {
+ return new InfoAjax(url, XHRLocal);
+ }
+ if (XHRCors.enabled) {
+ return new InfoAjax(url, XHRCors);
+ }
+ if (XDR.enabled && urlInfo.sameScheme) {
+ return new InfoAjax(url, XDR);
+ }
+ if (InfoIframe.enabled()) {
+ return new InfoIframe(url);
+ }
+ return new InfoAjax(url, XHRFake);
+};
+
+InfoReceiver.prototype.doXhr = function(baseUrl, urlInfo) {
+ var self = this
+ , url = urlUtils.addPath(baseUrl, '/info')
+ ;
+ debug('doXhr', url);
+
+ this.xo = InfoReceiver._getReceiver(url, urlInfo);
+
+ this.timeoutRef = setTimeout(function() {
+ debug('timeout');
+ self._cleanup(false);
+ self.emit('finish');
+ }, InfoReceiver.timeout);
+
+ this.xo.once('finish', function(info, rtt) {
+ debug('finish', info, rtt);
+ self._cleanup(true);
+ self.emit('finish', info, rtt);
+ });
+};
+
+InfoReceiver.prototype._cleanup = function(wasClean) {
+ debug('_cleanup');
+ clearTimeout(this.timeoutRef);
+ this.timeoutRef = null;
+ if (!wasClean && this.xo) {
+ this.xo.close();
+ }
+ this.xo = null;
+};
+
+InfoReceiver.prototype.close = function() {
+ debug('close');
+ this.removeAllListeners();
+ this._cleanup(false);
+};
+
+InfoReceiver.timeout = 8000;
+
+module.exports = InfoReceiver;
+
+}).call(this,{ env: {} })
+},{"./info-ajax":9,"./info-iframe":11,"./transport/sender/xdr":34,"./transport/sender/xhr-cors":35,"./transport/sender/xhr-fake":36,"./transport/sender/xhr-local":37,"./utils/url":51,"debug":56,"events":3,"inherits":59}],13:[function(require,module,exports){
+(function (global){
+'use strict';
+
+module.exports = global.location || {
+ origin: 'http://localhost:80'
+, protocol: 'http'
+, host: 'localhost'
+, port: 80
+, href: 'http://localhost/'
+, hash: ''
+};
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],14:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+require('./shims');
+
+var u = require('url')
+ , inherits = require('inherits')
+ , JSON3 = require('json3')
+ , random = require('./utils/random')
+ , escape = require('./utils/escape')
+ , urlUtils = require('./utils/url')
+ , eventUtils = require('./utils/event')
+ , transport = require('./utils/transport')
+ , objectUtils = require('./utils/object')
+ , browser = require('./utils/browser')
+ , Event = require('./event/event')
+ , EventTarget = require('./event/eventtarget')
+ , loc = require('./location')
+ , CloseEvent = require('./event/close')
+ , TransportMessageEvent = require('./event/trans-message')
+ , InfoReceiver = require('./info-receiver')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ // Make debug module available globally so you can enable via the console easily
+ global.dbg = require('debug');
+ debug = global.dbg('sockjs-client:main');
+}
+
+var transports;
+
+// follow constructor steps defined at http://dev.w3.org/html5/websockets/#the-websocket-interface
+function SockJS(url, protocols, options) {
+ if (!(this instanceof SockJS)) {
+ return new SockJS(url, protocols, options);
+ }
+ if (arguments.length < 1) {
+ throw new TypeError("Failed to construct 'SockJS: 1 argument required, but only 0 present");
+ }
+ EventTarget.call(this);
+
+ this.readyState = SockJS.CONNECTING;
+ this.extensions = '';
+ this.protocol = '';
+
+ // non-standard extension
+ options = options || {};
+ this._transportsWhitelist = options.transports;
+ this._server = options.server || random.numberString(1000);
+
+ // Step 1 of WS spec - parse and validate the url. Issue #8
+ var parsedUrl = u.parse(url);
+ if (!parsedUrl.host || !parsedUrl.pathname || !parsedUrl.protocol) {
+ throw new SyntaxError("The URL '" + url + "' is invalid");
+ } else if (parsedUrl.hash) {
+ throw new SyntaxError('The URL must not contain a fragment');
+ } else if (parsedUrl.protocol !== 'http:' && parsedUrl.protocol !== 'https:') {
+ throw new SyntaxError("The URL's scheme must be either 'http:' or 'https:'. '" + parsedUrl.protocol + "' is not allowed.");
+ }
+
+ var secure = parsedUrl.protocol === 'https:';
+ // Step 2 - don't allow secure origin with an insecure protocol
+ if (loc.protocol === 'https' && !secure) {
+ throw new Error('SecurityError: An insecure SockJS connection may not be initiated from a page loaded over HTTPS');
+ }
+
+ // Step 3 - check port access - no need here
+ // Step 4 - parse protocols argument
+ if (!protocols) {
+ protocols = [];
+ } else if (!Array.isArray(protocols)) {
+ protocols = [protocols];
+ }
+
+ // Step 5 - check protocols argument
+ var sortedProtocols = protocols.sort();
+ sortedProtocols.forEach(function(proto, i) {
+ if (!proto) {
+ throw new SyntaxError("The protocols entry '" + proto + "' is invalid.");
+ }
+ if (i < (sortedProtocols.length - 1) && proto === sortedProtocols[i + 1]) {
+ throw new SyntaxError("The protocols entry '" + proto + "' is duplicated.");
+ }
+ });
+
+ // Step 6 - convert origin
+ var o = urlUtils.getOrigin(loc.href);
+ this._origin = o ? o.toLowerCase() : null;
+
+ // strip port numbers for 80 and 443 cases
+ // Issue #74
+ if (!secure && parsedUrl.port === '80') {
+ parsedUrl.host = parsedUrl.port = null;
+ } else if (secure && parsedUrl.port === '443') {
+ parsedUrl.host = parsedUrl.port = null;
+ }
+
+ // remove the trailing slash
+ parsedUrl.pathname = parsedUrl.pathname.replace(/[/]+$/, '');
+
+ // store the sanitized url
+ this.url = u.format(parsedUrl);
+ debug('using url', this.url);
+
+ // Step 7 - start connection in background
+ // obtain server info
+ // http://sockjs.github.io/sockjs-protocol/sockjs-protocol-0.3.3.html#section-26
+ this._urlInfo = {
+ nullOrigin: !browser.hasDomain()
+ , sameOrigin: urlUtils.isOriginEqual(this.url, loc.href)
+ , sameScheme: urlUtils.isSchemeEqual(this.url, loc.href)
+ };
+
+ this._ir = new InfoReceiver(this.url, this._urlInfo);
+ this._ir.once('finish', this._receiveInfo.bind(this));
+}
+
+inherits(SockJS, EventTarget);
+
+function userSetCode(code) {
+ return code === 1000 || (code >= 3000 && code <= 4999);
+}
+
+SockJS.prototype.close = function(code, reason) {
+ // Step 1
+ if (code && !userSetCode(code)) {
+ throw new Error('InvalidAccessError: Invalid code');
+ }
+ // Step 2.4 states the max is 123 bytes, but we are just checking length
+ if (reason && reason.length > 123) {
+ throw new SyntaxError('reason argument has an invalid length');
+ }
+
+ // Step 3.1
+ if (this.readyState === SockJS.CLOSING || this.readyState === SockJS.CLOSED) {
+ return;
+ }
+
+ // TODO look at docs to determine how to set this
+ var wasClean = true;
+ this._close(code || 1000, reason || 'Normal closure', wasClean);
+};
+
+SockJS.prototype.send = function(data) {
+ // #13 - convert anything non-string to string
+ // TODO this currently turns objects into [object Object]
+ if (typeof data !== 'string') {
+ data = '' + data;
+ }
+ if (this.readyState === SockJS.CONNECTING) {
+ throw new Error('InvalidStateError: The connection has not been established yet');
+ }
+ if (this.readyState !== SockJS.OPEN) {
+ return;
+ }
+ this._transport.send(escape.quote(data));
+};
+
+SockJS.version = require('./version');
+
+SockJS.CONNECTING = 0;
+SockJS.OPEN = 1;
+SockJS.CLOSING = 2;
+SockJS.CLOSED = 3;
+
+SockJS.prototype._receiveInfo = function(info, rtt) {
+ debug('_receiveInfo', rtt);
+ this._ir = null;
+ if (!info) {
+ this._close(1002, 'Cannot connect to server');
+ return;
+ }
+
+ // establish a round-trip timeout (RTO) based on the
+ // round-trip time (RTT)
+ this._rto = this.countRTO(rtt);
+ // allow server to override url used for the actual transport
+ this._transUrl = info.base_url ? info.base_url : this.url;
+ info = objectUtils.extend(info, this._urlInfo);
+ debug('info', info);
+ // determine list of desired and supported transports
+ var enabledTransports = transports.filterToEnabled(this._transportsWhitelist, info);
+ this._transports = enabledTransports.main;
+ debug(this._transports.length + ' enabled transports');
+
+ this._connect();
+};
+
+SockJS.prototype._connect = function() {
+ for (var Transport = this._transports.shift(); Transport; Transport = this._transports.shift()) {
+ debug('attempt', Transport.transportName);
+ if (Transport.needBody) {
+ if (!global.document.body ||
+ (typeof global.document.readyState !== 'undefined' &&
+ global.document.readyState !== 'complete' &&
+ global.document.readyState !== 'interactive')) {
+ debug('waiting for body');
+ this._transports.unshift(Transport);
+ eventUtils.attachEvent('load', this._connect.bind(this));
+ return;
+ }
+ }
+
+ // calculate timeout based on RTO and round trips. Default to 5s
+ var timeoutMs = (this._rto * Transport.roundTrips) || 5000;
+ this._transportTimeoutId = setTimeout(this._transportTimeout.bind(this), timeoutMs);
+ debug('using timeout', timeoutMs);
+
+ var transportUrl = urlUtils.addPath(this._transUrl, '/' + this._server + '/' + random.string(8));
+ debug('transport url', transportUrl);
+ var transport = new Transport(transportUrl, this._transUrl);
+ transport.on('message', this._transportMessage.bind(this));
+ transport.once('close', this._transportClose.bind(this));
+ transport.transportName = Transport.transportName;
+ this._transport = transport;
+
+ return;
+ }
+ this._close(2000, 'All transports failed', false);
+};
+
+SockJS.prototype._transportTimeout = function() {
+ debug('_transportTimeout');
+ if (this.readyState === SockJS.CONNECTING) {
+ this._close(2007, 'Transport timed out');
+ }
+};
+
+SockJS.prototype._transportMessage = function(msg) {
+ debug('_transportMessage', msg);
+ var self = this
+ , type = msg.slice(0, 1)
+ , content = msg.slice(1)
+ , payload
+ ;
+
+ // first check for messages that don't need a payload
+ switch (type) {
+ case 'o':
+ this._open();
+ return;
+ case 'h':
+ this.dispatchEvent(new Event('heartbeat'));
+ debug('heartbeat', this.transport);
+ return;
+ }
+
+ if (content) {
+ try {
+ payload = JSON3.parse(content);
+ } catch (e) {
+ debug('bad json', content);
+ }
+ }
+
+ if (typeof payload === 'undefined') {
+ debug('empty payload', content);
+ return;
+ }
+
+ switch (type) {
+ case 'a':
+ if (Array.isArray(payload)) {
+ payload.forEach(function(p) {
+ debug('message', self.transport, p);
+ self.dispatchEvent(new TransportMessageEvent(p));
+ });
+ }
+ break;
+ case 'm':
+ debug('message', this.transport, payload);
+ this.dispatchEvent(new TransportMessageEvent(payload));
+ break;
+ case 'c':
+ if (Array.isArray(payload) && payload.length === 2) {
+ this._close(payload[0], payload[1], true);
+ }
+ break;
+ }
+};
+
+SockJS.prototype._transportClose = function(code, reason) {
+ debug('_transportClose', this.transport, code, reason);
+ if (this._transport) {
+ this._transport.removeAllListeners();
+ this._transport = null;
+ this.transport = null;
+ }
+
+ if (!userSetCode(code) && code !== 2000 && this.readyState === SockJS.CONNECTING) {
+ this._connect();
+ return;
+ }
+
+ this._close(code, reason);
+};
+
+SockJS.prototype._open = function() {
+ debug('_open', this._transport.transportName, this.readyState);
+ if (this.readyState === SockJS.CONNECTING) {
+ if (this._transportTimeoutId) {
+ clearTimeout(this._transportTimeoutId);
+ this._transportTimeoutId = null;
+ }
+ this.readyState = SockJS.OPEN;
+ this.transport = this._transport.transportName;
+ this.dispatchEvent(new Event('open'));
+ debug('connected', this.transport);
+ } else {
+ // The server might have been restarted, and lost track of our
+ // connection.
+ this._close(1006, 'Server lost session');
+ }
+};
+
+SockJS.prototype._close = function(code, reason, wasClean) {
+ debug('_close', this.transport, code, reason, wasClean, this.readyState);
+ var forceFail = false;
+
+ if (this._ir) {
+ forceFail = true;
+ this._ir.close();
+ this._ir = null;
+ }
+ if (this._transport) {
+ this._transport.close();
+ this._transport = null;
+ this.transport = null;
+ }
+
+ if (this.readyState === SockJS.CLOSED) {
+ throw new Error('InvalidStateError: SockJS has already been closed');
+ }
+
+ this.readyState = SockJS.CLOSING;
+ setTimeout(function() {
+ this.readyState = SockJS.CLOSED;
+
+ if (forceFail) {
+ this.dispatchEvent(new Event('error'));
+ }
+
+ var e = new CloseEvent('close');
+ e.wasClean = wasClean || false;
+ e.code = code || 1000;
+ e.reason = reason;
+
+ this.dispatchEvent(e);
+ this.onmessage = this.onclose = this.onerror = null;
+ debug('disconnected');
+ }.bind(this), 0);
+};
+
+// See: http://www.erg.abdn.ac.uk/~gerrit/dccp/notes/ccid2/rto_estimator/
+// and RFC 2988.
+SockJS.prototype.countRTO = function(rtt) {
+ // In a local environment, when using IE8/9 and the `jsonp-polling`
+ // transport the time needed to establish a connection (the time that pass
+ // from the opening of the transport to the call of `_dispatchOpen`) is
+ // around 200msec (the lower bound used in the article above) and this
+ // causes spurious timeouts. For this reason we calculate a value slightly
+ // larger than that used in the article.
+ if (rtt > 100) {
+ return 4 * rtt; // rto > 400msec
+ }
+ return 300 + rtt; // 300msec < rto <= 400msec
+};
+
+module.exports = function(availableTransports) {
+ transports = transport(availableTransports);
+ require('./iframe-bootstrap')(SockJS, availableTransports);
+ return SockJS;
+};
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"./event/close":2,"./event/event":4,"./event/eventtarget":5,"./event/trans-message":6,"./iframe-bootstrap":8,"./info-receiver":12,"./location":13,"./shims":15,"./utils/browser":44,"./utils/escape":45,"./utils/event":46,"./utils/object":48,"./utils/random":49,"./utils/transport":50,"./utils/url":51,"./version":52,"debug":56,"inherits":59,"json3":60,"url":55}],15:[function(require,module,exports){
+/* eslint-disable */
+/* jscs: disable */
+'use strict';
+
+// pulled specific shims from https://github.com/es-shims/es5-shim
+
+var ArrayPrototype = Array.prototype;
+var ObjectPrototype = Object.prototype;
+var FunctionPrototype = Function.prototype;
+var StringPrototype = String.prototype;
+var array_slice = ArrayPrototype.slice;
+
+var _toString = ObjectPrototype.toString;
+var isFunction = function (val) {
+ return ObjectPrototype.toString.call(val) === '[object Function]';
+};
+var isArray = function isArray(obj) {
+ return _toString.call(obj) === '[object Array]';
+};
+var isString = function isString(obj) {
+ return _toString.call(obj) === '[object String]';
+};
+
+var supportsDescriptors = Object.defineProperty && (function () {
+ try {
+ Object.defineProperty({}, 'x', {});
+ return true;
+ } catch (e) { /* this is ES3 */
+ return false;
+ }
+}());
+
+// Define configurable, writable and non-enumerable props
+// if they don't exist.
+var defineProperty;
+if (supportsDescriptors) {
+ defineProperty = function (object, name, method, forceAssign) {
+ if (!forceAssign && (name in object)) { return; }
+ Object.defineProperty(object, name, {
+ configurable: true,
+ enumerable: false,
+ writable: true,
+ value: method
+ });
+ };
+} else {
+ defineProperty = function (object, name, method, forceAssign) {
+ if (!forceAssign && (name in object)) { return; }
+ object[name] = method;
+ };
+}
+var defineProperties = function (object, map, forceAssign) {
+ for (var name in map) {
+ if (ObjectPrototype.hasOwnProperty.call(map, name)) {
+ defineProperty(object, name, map[name], forceAssign);
+ }
+ }
+};
+
+var toObject = function (o) {
+ if (o == null) { // this matches both null and undefined
+ throw new TypeError("can't convert " + o + ' to object');
+ }
+ return Object(o);
+};
+
+//
+// Util
+// ======
+//
+
+// ES5 9.4
+// http://es5.github.com/#x9.4
+// http://jsperf.com/to-integer
+
+function toInteger(num) {
+ var n = +num;
+ if (n !== n) { // isNaN
+ n = 0;
+ } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
+ n = (n > 0 || -1) * Math.floor(Math.abs(n));
+ }
+ return n;
+}
+
+function ToUint32(x) {
+ return x >>> 0;
+}
+
+//
+// Function
+// ========
+//
+
+// ES-5 15.3.4.5
+// http://es5.github.com/#x15.3.4.5
+
+function Empty() {}
+
+defineProperties(FunctionPrototype, {
+ bind: function bind(that) { // .length is 1
+ // 1. Let Target be the this value.
+ var target = this;
+ // 2. If IsCallable(Target) is false, throw a TypeError exception.
+ if (!isFunction(target)) {
+ throw new TypeError('Function.prototype.bind called on incompatible ' + target);
+ }
+ // 3. Let A be a new (possibly empty) internal list of all of the
+ // argument values provided after thisArg (arg1, arg2 etc), in order.
+ // XXX slicedArgs will stand in for "A" if used
+ var args = array_slice.call(arguments, 1); // for normal call
+ // 4. Let F be a new native ECMAScript object.
+ // 11. Set the [[Prototype]] internal property of F to the standard
+ // built-in Function prototype object as specified in 15.3.3.1.
+ // 12. Set the [[Call]] internal property of F as described in
+ // 15.3.4.5.1.
+ // 13. Set the [[Construct]] internal property of F as described in
+ // 15.3.4.5.2.
+ // 14. Set the [[HasInstance]] internal property of F as described in
+ // 15.3.4.5.3.
+ var binder = function () {
+
+ if (this instanceof bound) {
+ // 15.3.4.5.2 [[Construct]]
+ // When the [[Construct]] internal method of a function object,
+ // F that was created using the bind function is called with a
+ // list of arguments ExtraArgs, the following steps are taken:
+ // 1. Let target be the value of F's [[TargetFunction]]
+ // internal property.
+ // 2. If target has no [[Construct]] internal method, a
+ // TypeError exception is thrown.
+ // 3. Let boundArgs be the value of F's [[BoundArgs]] internal
+ // property.
+ // 4. Let args be a new list containing the same values as the
+ // list boundArgs in the same order followed by the same
+ // values as the list ExtraArgs in the same order.
+ // 5. Return the result of calling the [[Construct]] internal
+ // method of target providing args as the arguments.
+
+ var result = target.apply(
+ this,
+ args.concat(array_slice.call(arguments))
+ );
+ if (Object(result) === result) {
+ return result;
+ }
+ return this;
+
+ } else {
+ // 15.3.4.5.1 [[Call]]
+ // When the [[Call]] internal method of a function object, F,
+ // which was created using the bind function is called with a
+ // this value and a list of arguments ExtraArgs, the following
+ // steps are taken:
+ // 1. Let boundArgs be the value of F's [[BoundArgs]] internal
+ // property.
+ // 2. Let boundThis be the value of F's [[BoundThis]] internal
+ // property.
+ // 3. Let target be the value of F's [[TargetFunction]] internal
+ // property.
+ // 4. Let args be a new list containing the same values as the
+ // list boundArgs in the same order followed by the same
+ // values as the list ExtraArgs in the same order.
+ // 5. Return the result of calling the [[Call]] internal method
+ // of target providing boundThis as the this value and
+ // providing args as the arguments.
+
+ // equiv: target.call(this, ...boundArgs, ...args)
+ return target.apply(
+ that,
+ args.concat(array_slice.call(arguments))
+ );
+
+ }
+
+ };
+
+ // 15. If the [[Class]] internal property of Target is "Function", then
+ // a. Let L be the length property of Target minus the length of A.
+ // b. Set the length own property of F to either 0 or L, whichever is
+ // larger.
+ // 16. Else set the length own property of F to 0.
+
+ var boundLength = Math.max(0, target.length - args.length);
+
+ // 17. Set the attributes of the length own property of F to the values
+ // specified in 15.3.5.1.
+ var boundArgs = [];
+ for (var i = 0; i < boundLength; i++) {
+ boundArgs.push('$' + i);
+ }
+
+ // XXX Build a dynamic function with desired amount of arguments is the only
+ // way to set the length property of a function.
+ // In environments where Content Security Policies enabled (Chrome extensions,
+ // for ex.) all use of eval or Function costructor throws an exception.
+ // However in all of these environments Function.prototype.bind exists
+ // and so this code will never be executed.
+ var bound = Function('binder', 'return function (' + boundArgs.join(',') + '){ return binder.apply(this, arguments); }')(binder);
+
+ if (target.prototype) {
+ Empty.prototype = target.prototype;
+ bound.prototype = new Empty();
+ // Clean up dangling references.
+ Empty.prototype = null;
+ }
+
+ // TODO
+ // 18. Set the [[Extensible]] internal property of F to true.
+
+ // TODO
+ // 19. Let thrower be the [[ThrowTypeError]] function Object (13.2.3).
+ // 20. Call the [[DefineOwnProperty]] internal method of F with
+ // arguments "caller", PropertyDescriptor {[[Get]]: thrower, [[Set]]:
+ // thrower, [[Enumerable]]: false, [[Configurable]]: false}, and
+ // false.
+ // 21. Call the [[DefineOwnProperty]] internal method of F with
+ // arguments "arguments", PropertyDescriptor {[[Get]]: thrower,
+ // [[Set]]: thrower, [[Enumerable]]: false, [[Configurable]]: false},
+ // and false.
+
+ // TODO
+ // NOTE Function objects created using Function.prototype.bind do not
+ // have a prototype property or the [[Code]], [[FormalParameters]], and
+ // [[Scope]] internal properties.
+ // XXX can't delete prototype in pure-js.
+
+ // 22. Return F.
+ return bound;
+ }
+});
+
+//
+// Array
+// =====
+//
+
+// ES5 15.4.3.2
+// http://es5.github.com/#x15.4.3.2
+// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/isArray
+defineProperties(Array, { isArray: isArray });
+
+
+var boxedString = Object('a');
+var splitString = boxedString[0] !== 'a' || !(0 in boxedString);
+
+var properlyBoxesContext = function properlyBoxed(method) {
+ // Check node 0.6.21 bug where third parameter is not boxed
+ var properlyBoxesNonStrict = true;
+ var properlyBoxesStrict = true;
+ if (method) {
+ method.call('foo', function (_, __, context) {
+ if (typeof context !== 'object') { properlyBoxesNonStrict = false; }
+ });
+
+ method.call([1], function () {
+ 'use strict';
+ properlyBoxesStrict = typeof this === 'string';
+ }, 'x');
+ }
+ return !!method && properlyBoxesNonStrict && properlyBoxesStrict;
+};
+
+defineProperties(ArrayPrototype, {
+ forEach: function forEach(fun /*, thisp*/) {
+ var object = toObject(this),
+ self = splitString && isString(this) ? this.split('') : object,
+ thisp = arguments[1],
+ i = -1,
+ length = self.length >>> 0;
+
+ // If no callback function or if callback is not a callable function
+ if (!isFunction(fun)) {
+ throw new TypeError(); // TODO message
+ }
+
+ while (++i < length) {
+ if (i in self) {
+ // Invoke the callback function with call, passing arguments:
+ // context, property value, property key, thisArg object
+ // context
+ fun.call(thisp, self[i], i, object);
+ }
+ }
+ }
+}, !properlyBoxesContext(ArrayPrototype.forEach));
+
+// ES5 15.4.4.14
+// http://es5.github.com/#x15.4.4.14
+// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
+var hasFirefox2IndexOfBug = Array.prototype.indexOf && [0, 1].indexOf(1, 2) !== -1;
+defineProperties(ArrayPrototype, {
+ indexOf: function indexOf(sought /*, fromIndex */ ) {
+ var self = splitString && isString(this) ? this.split('') : toObject(this),
+ length = self.length >>> 0;
+
+ if (!length) {
+ return -1;
+ }
+
+ var i = 0;
+ if (arguments.length > 1) {
+ i = toInteger(arguments[1]);
+ }
+
+ // handle negative indices
+ i = i >= 0 ? i : Math.max(0, length + i);
+ for (; i < length; i++) {
+ if (i in self && self[i] === sought) {
+ return i;
+ }
+ }
+ return -1;
+ }
+}, hasFirefox2IndexOfBug);
+
+//
+// String
+// ======
+//
+
+// ES5 15.5.4.14
+// http://es5.github.com/#x15.5.4.14
+
+// [bugfix, IE lt 9, firefox 4, Konqueror, Opera, obscure browsers]
+// Many browsers do not split properly with regular expressions or they
+// do not perform the split correctly under obscure conditions.
+// See http://blog.stevenlevithan.com/archives/cross-browser-split
+// I've tested in many browsers and this seems to cover the deviant ones:
+// 'ab'.split(/(?:ab)*/) should be ["", ""], not [""]
+// '.'.split(/(.?)(.?)/) should be ["", ".", "", ""], not ["", ""]
+// 'tesst'.split(/(s)*/) should be ["t", undefined, "e", "s", "t"], not
+// [undefined, "t", undefined, "e", ...]
+// ''.split(/.?/) should be [], not [""]
+// '.'.split(/()()/) should be ["."], not ["", "", "."]
+
+var string_split = StringPrototype.split;
+if (
+ 'ab'.split(/(?:ab)*/).length !== 2 ||
+ '.'.split(/(.?)(.?)/).length !== 4 ||
+ 'tesst'.split(/(s)*/)[1] === 't' ||
+ 'test'.split(/(?:)/, -1).length !== 4 ||
+ ''.split(/.?/).length ||
+ '.'.split(/()()/).length > 1
+) {
+ (function () {
+ var compliantExecNpcg = /()??/.exec('')[1] === void 0; // NPCG: nonparticipating capturing group
+
+ StringPrototype.split = function (separator, limit) {
+ var string = this;
+ if (separator === void 0 && limit === 0) {
+ return [];
+ }
+
+ // If `separator` is not a regex, use native split
+ if (_toString.call(separator) !== '[object RegExp]') {
+ return string_split.call(this, separator, limit);
+ }
+
+ var output = [],
+ flags = (separator.ignoreCase ? 'i' : '') +
+ (separator.multiline ? 'm' : '') +
+ (separator.extended ? 'x' : '') + // Proposed for ES6
+ (separator.sticky ? 'y' : ''), // Firefox 3+
+ lastLastIndex = 0,
+ // Make `global` and avoid `lastIndex` issues by working with a copy
+ separator2, match, lastIndex, lastLength;
+ separator = new RegExp(separator.source, flags + 'g');
+ string += ''; // Type-convert
+ if (!compliantExecNpcg) {
+ // Doesn't need flags gy, but they don't hurt
+ separator2 = new RegExp('^' + separator.source + '$(?!\\s)', flags);
+ }
+ /* Values for `limit`, per the spec:
+ * If undefined: 4294967295 // Math.pow(2, 32) - 1
+ * If 0, Infinity, or NaN: 0
+ * If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296;
+ * If negative number: 4294967296 - Math.floor(Math.abs(limit))
+ * If other: Type-convert, then use the above rules
+ */
+ limit = limit === void 0 ?
+ -1 >>> 0 : // Math.pow(2, 32) - 1
+ ToUint32(limit);
+ while (match = separator.exec(string)) {
+ // `separator.lastIndex` is not reliable cross-browser
+ lastIndex = match.index + match[0].length;
+ if (lastIndex > lastLastIndex) {
+ output.push(string.slice(lastLastIndex, match.index));
+ // Fix browsers whose `exec` methods don't consistently return `undefined` for
+ // nonparticipating capturing groups
+ if (!compliantExecNpcg && match.length > 1) {
+ match[0].replace(separator2, function () {
+ for (var i = 1; i < arguments.length - 2; i++) {
+ if (arguments[i] === void 0) {
+ match[i] = void 0;
+ }
+ }
+ });
+ }
+ if (match.length > 1 && match.index < string.length) {
+ ArrayPrototype.push.apply(output, match.slice(1));
+ }
+ lastLength = match[0].length;
+ lastLastIndex = lastIndex;
+ if (output.length >= limit) {
+ break;
+ }
+ }
+ if (separator.lastIndex === match.index) {
+ separator.lastIndex++; // Avoid an infinite loop
+ }
+ }
+ if (lastLastIndex === string.length) {
+ if (lastLength || !separator.test('')) {
+ output.push('');
+ }
+ } else {
+ output.push(string.slice(lastLastIndex));
+ }
+ return output.length > limit ? output.slice(0, limit) : output;
+ };
+ }());
+
+// [bugfix, chrome]
+// If separator is undefined, then the result array contains just one String,
+// which is the this value (converted to a String). If limit is not undefined,
+// then the output array is truncated so that it contains no more than limit
+// elements.
+// "0".split(undefined, 0) -> []
+} else if ('0'.split(void 0, 0).length) {
+ StringPrototype.split = function split(separator, limit) {
+ if (separator === void 0 && limit === 0) { return []; }
+ return string_split.call(this, separator, limit);
+ };
+}
+
+// ES5 15.5.4.20
+// whitespace from: http://es5.github.io/#x15.5.4.20
+var ws = '\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003' +
+ '\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028' +
+ '\u2029\uFEFF';
+var zeroWidth = '\u200b';
+var wsRegexChars = '[' + ws + ']';
+var trimBeginRegexp = new RegExp('^' + wsRegexChars + wsRegexChars + '*');
+var trimEndRegexp = new RegExp(wsRegexChars + wsRegexChars + '*$');
+var hasTrimWhitespaceBug = StringPrototype.trim && (ws.trim() || !zeroWidth.trim());
+defineProperties(StringPrototype, {
+ // http://blog.stevenlevithan.com/archives/faster-trim-javascript
+ // http://perfectionkills.com/whitespace-deviations/
+ trim: function trim() {
+ if (this === void 0 || this === null) {
+ throw new TypeError("can't convert " + this + ' to object');
+ }
+ return String(this).replace(trimBeginRegexp, '').replace(trimEndRegexp, '');
+ }
+}, hasTrimWhitespaceBug);
+
+// ECMA-262, 3rd B.2.3
+// Not an ECMAScript standard, although ECMAScript 3rd Edition has a
+// non-normative section suggesting uniform semantics and it should be
+// normalized across all browsers
+// [bugfix, IE lt 9] IE < 9 substr() with negative value not working in IE
+var string_substr = StringPrototype.substr;
+var hasNegativeSubstrBug = ''.substr && '0b'.substr(-1) !== 'b';
+defineProperties(StringPrototype, {
+ substr: function substr(start, length) {
+ return string_substr.call(
+ this,
+ start < 0 ? ((start = this.length + start) < 0 ? 0 : start) : start,
+ length
+ );
+ }
+}, hasNegativeSubstrBug);
+
+},{}],16:[function(require,module,exports){
+'use strict';
+
+module.exports = [
+ // streaming transports
+ require('./transport/websocket')
+, require('./transport/xhr-streaming')
+, require('./transport/xdr-streaming')
+, require('./transport/eventsource')
+, require('./transport/lib/iframe-wrap')(require('./transport/eventsource'))
+
+ // polling transports
+, require('./transport/htmlfile')
+, require('./transport/lib/iframe-wrap')(require('./transport/htmlfile'))
+, require('./transport/xhr-polling')
+, require('./transport/xdr-polling')
+, require('./transport/lib/iframe-wrap')(require('./transport/xhr-polling'))
+, require('./transport/jsonp-polling')
+];
+
+},{"./transport/eventsource":20,"./transport/htmlfile":21,"./transport/jsonp-polling":23,"./transport/lib/iframe-wrap":26,"./transport/websocket":38,"./transport/xdr-polling":39,"./transport/xdr-streaming":40,"./transport/xhr-polling":41,"./transport/xhr-streaming":42}],17:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+ , inherits = require('inherits')
+ , utils = require('../../utils/event')
+ , urlUtils = require('../../utils/url')
+ , XHR = global.XMLHttpRequest
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:browser:xhr');
+}
+
+function AbstractXHRObject(method, url, payload, opts) {
+ debug(method, url);
+ var self = this;
+ EventEmitter.call(this);
+
+ setTimeout(function () {
+ self._start(method, url, payload, opts);
+ }, 0);
+}
+
+inherits(AbstractXHRObject, EventEmitter);
+
+AbstractXHRObject.prototype._start = function(method, url, payload, opts) {
+ var self = this;
+
+ try {
+ this.xhr = new XHR();
+ } catch (x) {}
+
+ if (!this.xhr) {
+ debug('no xhr');
+ this.emit('finish', 0, 'no xhr support');
+ this._cleanup();
+ return;
+ }
+
+ // several browsers cache POSTs
+ url = urlUtils.addQuery(url, 't=' + (+new Date()));
+
+ // Explorer tends to keep connection open, even after the
+ // tab gets closed: http://bugs.jquery.com/ticket/5280
+ this.unloadRef = utils.unloadAdd(function() {
+ debug('unload cleanup');
+ self._cleanup(true);
+ });
+ try {
+ this.xhr.open(method, url, true);
+ if (this.timeout && 'timeout' in this.xhr) {
+ this.xhr.timeout = this.timeout;
+ this.xhr.ontimeout = function() {
+ debug('xhr timeout');
+ self.emit('finish', 0, '');
+ self._cleanup(false);
+ };
+ }
+ } catch (e) {
+ debug('exception', e);
+ // IE raises an exception on wrong port.
+ this.emit('finish', 0, '');
+ this._cleanup(false);
+ return;
+ }
+
+ if ((!opts || !opts.noCredentials) && AbstractXHRObject.supportsCORS) {
+ debug('withCredentials');
+ // Mozilla docs says https://developer.mozilla.org/en/XMLHttpRequest :
+ // "This never affects same-site requests."
+
+ this.xhr.withCredentials = 'true';
+ }
+ if (opts && opts.headers) {
+ for (var key in opts.headers) {
+ this.xhr.setRequestHeader(key, opts.headers[key]);
+ }
+ }
+
+ this.xhr.onreadystatechange = function() {
+ if (self.xhr) {
+ var x = self.xhr;
+ var text, status;
+ debug('readyState', x.readyState);
+ switch (x.readyState) {
+ case 3:
+ // IE doesn't like peeking into responseText or status
+ // on Microsoft.XMLHTTP and readystate=3
+ try {
+ status = x.status;
+ text = x.responseText;
+ } catch (e) {}
+ debug('status', status);
+ // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450
+ if (status === 1223) {
+ status = 204;
+ }
+
+ // IE does return readystate == 3 for 404 answers.
+ if (status === 200 && text && text.length > 0) {
+ debug('chunk');
+ self.emit('chunk', status, text);
+ }
+ break;
+ case 4:
+ status = x.status;
+ debug('status', status);
+ // IE returns 1223 for 204: http://bugs.jquery.com/ticket/1450
+ if (status === 1223) {
+ status = 204;
+ }
+ // IE returns this for a bad port
+ // http://msdn.microsoft.com/en-us/library/windows/desktop/aa383770(v=vs.85).aspx
+ if (status === 12005 || status === 12029) {
+ status = 0;
+ }
+
+ debug('finish', status, x.responseText);
+ self.emit('finish', status, x.responseText);
+ self._cleanup(false);
+ break;
+ }
+ }
+ };
+
+ try {
+ self.xhr.send(payload);
+ } catch (e) {
+ self.emit('finish', 0, '');
+ self._cleanup(false);
+ }
+};
+
+AbstractXHRObject.prototype._cleanup = function(abort) {
+ debug('cleanup');
+ if (!this.xhr) {
+ return;
+ }
+ this.removeAllListeners();
+ utils.unloadDel(this.unloadRef);
+
+ // IE needs this field to be a function
+ this.xhr.onreadystatechange = function() {};
+ if (this.xhr.ontimeout) {
+ this.xhr.ontimeout = null;
+ }
+
+ if (abort) {
+ try {
+ this.xhr.abort();
+ } catch (x) {}
+ }
+ this.unloadRef = this.xhr = null;
+};
+
+AbstractXHRObject.prototype.close = function() {
+ debug('close');
+ this._cleanup(true);
+};
+
+AbstractXHRObject.enabled = !!XHR;
+// override XMLHttpRequest for IE6/7
+// obfuscate to avoid firewalls
+var axo = ['Active'].concat('Object').join('X');
+if (!AbstractXHRObject.enabled && (axo in global)) {
+ debug('overriding xmlhttprequest');
+ XHR = function() {
+ try {
+ return new global[axo]('Microsoft.XMLHTTP');
+ } catch (e) {
+ return null;
+ }
+ };
+ AbstractXHRObject.enabled = !!new XHR();
+}
+
+var cors = false;
+try {
+ cors = 'withCredentials' in new XHR();
+} catch (ignored) {}
+
+AbstractXHRObject.supportsCORS = cors;
+
+module.exports = AbstractXHRObject;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"../../utils/event":46,"../../utils/url":51,"debug":56,"events":3,"inherits":59}],18:[function(require,module,exports){
+(function (global){
+module.exports = global.EventSource;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],19:[function(require,module,exports){
+(function (global){
+module.exports = global.WebSocket || global.MozWebSocket;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],20:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , AjaxBasedTransport = require('./lib/ajax-based')
+ , EventSourceReceiver = require('./receiver/eventsource')
+ , XHRCorsObject = require('./sender/xhr-cors')
+ , EventSourceDriver = require('eventsource')
+ ;
+
+function EventSourceTransport(transUrl) {
+ if (!EventSourceTransport.enabled()) {
+ throw new Error('Transport created when disabled');
+ }
+
+ AjaxBasedTransport.call(this, transUrl, '/eventsource', EventSourceReceiver, XHRCorsObject);
+}
+
+inherits(EventSourceTransport, AjaxBasedTransport);
+
+EventSourceTransport.enabled = function() {
+ return !!EventSourceDriver;
+};
+
+EventSourceTransport.transportName = 'eventsource';
+EventSourceTransport.roundTrips = 2;
+
+module.exports = EventSourceTransport;
+
+},{"./lib/ajax-based":24,"./receiver/eventsource":29,"./sender/xhr-cors":35,"eventsource":18,"inherits":59}],21:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , HtmlfileReceiver = require('./receiver/htmlfile')
+ , XHRLocalObject = require('./sender/xhr-local')
+ , AjaxBasedTransport = require('./lib/ajax-based')
+ ;
+
+function HtmlFileTransport(transUrl) {
+ if (!HtmlfileReceiver.enabled) {
+ throw new Error('Transport created when disabled');
+ }
+ AjaxBasedTransport.call(this, transUrl, '/htmlfile', HtmlfileReceiver, XHRLocalObject);
+}
+
+inherits(HtmlFileTransport, AjaxBasedTransport);
+
+HtmlFileTransport.enabled = function(info) {
+ return HtmlfileReceiver.enabled && info.sameOrigin;
+};
+
+HtmlFileTransport.transportName = 'htmlfile';
+HtmlFileTransport.roundTrips = 2;
+
+module.exports = HtmlFileTransport;
+
+},{"./lib/ajax-based":24,"./receiver/htmlfile":30,"./sender/xhr-local":37,"inherits":59}],22:[function(require,module,exports){
+(function (process){
+'use strict';
+
+// Few cool transports do work only for same-origin. In order to make
+// them work cross-domain we shall use iframe, served from the
+// remote domain. New browsers have capabilities to communicate with
+// cross domain iframe using postMessage(). In IE it was implemented
+// from IE 8+, but of course, IE got some details wrong:
+// http://msdn.microsoft.com/en-us/library/cc197015(v=VS.85).aspx
+// http://stevesouders.com/misc/test-postmessage.php
+
+var inherits = require('inherits')
+ , JSON3 = require('json3')
+ , EventEmitter = require('events').EventEmitter
+ , version = require('../version')
+ , urlUtils = require('../utils/url')
+ , iframeUtils = require('../utils/iframe')
+ , eventUtils = require('../utils/event')
+ , random = require('../utils/random')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:transport:iframe');
+}
+
+function IframeTransport(transport, transUrl, baseUrl) {
+ if (!IframeTransport.enabled()) {
+ throw new Error('Transport created when disabled');
+ }
+ EventEmitter.call(this);
+
+ var self = this;
+ this.origin = urlUtils.getOrigin(baseUrl);
+ this.baseUrl = baseUrl;
+ this.transUrl = transUrl;
+ this.transport = transport;
+ this.windowId = random.string(8);
+
+ var iframeUrl = urlUtils.addPath(baseUrl, '/iframe.html') + '#' + this.windowId;
+ debug(transport, transUrl, iframeUrl);
+
+ this.iframeObj = iframeUtils.createIframe(iframeUrl, function(r) {
+ debug('err callback');
+ self.emit('close', 1006, 'Unable to load an iframe (' + r + ')');
+ self.close();
+ });
+
+ this.onmessageCallback = this._message.bind(this);
+ eventUtils.attachEvent('message', this.onmessageCallback);
+}
+
+inherits(IframeTransport, EventEmitter);
+
+IframeTransport.prototype.close = function() {
+ debug('close');
+ this.removeAllListeners();
+ if (this.iframeObj) {
+ eventUtils.detachEvent('message', this.onmessageCallback);
+ try {
+ // When the iframe is not loaded, IE raises an exception
+ // on 'contentWindow'.
+ this.postMessage('c');
+ } catch (x) {}
+ this.iframeObj.cleanup();
+ this.iframeObj = null;
+ this.onmessageCallback = this.iframeObj = null;
+ }
+};
+
+IframeTransport.prototype._message = function(e) {
+ debug('message', e.data);
+ if (!urlUtils.isOriginEqual(e.origin, this.origin)) {
+ debug('not same origin', e.origin, this.origin);
+ return;
+ }
+
+ var iframeMessage;
+ try {
+ iframeMessage = JSON3.parse(e.data);
+ } catch (ignored) {
+ debug('bad json', e.data);
+ return;
+ }
+
+ if (iframeMessage.windowId !== this.windowId) {
+ debug('mismatched window id', iframeMessage.windowId, this.windowId);
+ return;
+ }
+
+ switch (iframeMessage.type) {
+ case 's':
+ this.iframeObj.loaded();
+ // window global dependency
+ this.postMessage('s', JSON3.stringify([
+ version
+ , this.transport
+ , this.transUrl
+ , this.baseUrl
+ ]));
+ break;
+ case 't':
+ this.emit('message', iframeMessage.data);
+ break;
+ case 'c':
+ var cdata;
+ try {
+ cdata = JSON3.parse(iframeMessage.data);
+ } catch (ignored) {
+ debug('bad json', iframeMessage.data);
+ return;
+ }
+ this.emit('close', cdata[0], cdata[1]);
+ this.close();
+ break;
+ }
+};
+
+IframeTransport.prototype.postMessage = function(type, data) {
+ debug('postMessage', type, data);
+ this.iframeObj.post(JSON3.stringify({
+ windowId: this.windowId
+ , type: type
+ , data: data || ''
+ }), this.origin);
+};
+
+IframeTransport.prototype.send = function(message) {
+ debug('send', message);
+ this.postMessage('m', message);
+};
+
+IframeTransport.enabled = function() {
+ return iframeUtils.iframeEnabled;
+};
+
+IframeTransport.transportName = 'iframe';
+IframeTransport.roundTrips = 2;
+
+module.exports = IframeTransport;
+
+}).call(this,{ env: {} })
+},{"../utils/event":46,"../utils/iframe":47,"../utils/random":49,"../utils/url":51,"../version":52,"debug":56,"events":3,"inherits":59,"json3":60}],23:[function(require,module,exports){
+(function (global){
+'use strict';
+
+// The simplest and most robust transport, using the well-know cross
+// domain hack - JSONP. This transport is quite inefficient - one
+// message could use up to one http request. But at least it works almost
+// everywhere.
+// Known limitations:
+// o you will get a spinning cursor
+// o for Konqueror a dumb timer is needed to detect errors
+
+var inherits = require('inherits')
+ , SenderReceiver = require('./lib/sender-receiver')
+ , JsonpReceiver = require('./receiver/jsonp')
+ , jsonpSender = require('./sender/jsonp')
+ ;
+
+function JsonPTransport(transUrl) {
+ if (!JsonPTransport.enabled()) {
+ throw new Error('Transport created when disabled');
+ }
+ SenderReceiver.call(this, transUrl, '/jsonp', jsonpSender, JsonpReceiver);
+}
+
+inherits(JsonPTransport, SenderReceiver);
+
+JsonPTransport.enabled = function() {
+ return !!global.document;
+};
+
+JsonPTransport.transportName = 'jsonp-polling';
+JsonPTransport.roundTrips = 1;
+JsonPTransport.needBody = true;
+
+module.exports = JsonPTransport;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"./lib/sender-receiver":28,"./receiver/jsonp":31,"./sender/jsonp":33,"inherits":59}],24:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+ , urlUtils = require('../../utils/url')
+ , SenderReceiver = require('./sender-receiver')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:ajax-based');
+}
+
+function createAjaxSender(AjaxObject) {
+ return function(url, payload, callback) {
+ debug('create ajax sender', url, payload);
+ var opt = {};
+ if (typeof payload === 'string') {
+ opt.headers = {'Content-type':'text/plain'};
+ }
+ var ajaxUrl = urlUtils.addPath(url, '/xhr_send');
+ var xo = new AjaxObject('POST', ajaxUrl, payload, opt);
+ xo.once('finish', function(status) {
+ debug('finish', status);
+ xo = null;
+
+ if (status !== 200 && status !== 204) {
+ return callback(new Error('http status ' + status));
+ }
+ callback();
+ });
+ return function() {
+ debug('abort');
+ xo.close();
+ xo = null;
+
+ var err = new Error('Aborted');
+ err.code = 1000;
+ callback(err);
+ };
+ };
+}
+
+function AjaxBasedTransport(transUrl, urlSuffix, Receiver, AjaxObject) {
+ SenderReceiver.call(this, transUrl, urlSuffix, createAjaxSender(AjaxObject), Receiver, AjaxObject);
+}
+
+inherits(AjaxBasedTransport, SenderReceiver);
+
+module.exports = AjaxBasedTransport;
+
+}).call(this,{ env: {} })
+},{"../../utils/url":51,"./sender-receiver":28,"debug":56,"inherits":59}],25:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+ , EventEmitter = require('events').EventEmitter
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:buffered-sender');
+}
+
+function BufferedSender(url, sender) {
+ debug(url);
+ EventEmitter.call(this);
+ this.sendBuffer = [];
+ this.sender = sender;
+ this.url = url;
+}
+
+inherits(BufferedSender, EventEmitter);
+
+BufferedSender.prototype.send = function(message) {
+ debug('send', message);
+ this.sendBuffer.push(message);
+ if (!this.sendStop) {
+ this.sendSchedule();
+ }
+};
+
+// For polling transports in a situation when in the message callback,
+// new message is being send. If the sending connection was started
+// before receiving one, it is possible to saturate the network and
+// timeout due to the lack of receiving socket. To avoid that we delay
+// sending messages by some small time, in order to let receiving
+// connection be started beforehand. This is only a halfmeasure and
+// does not fix the big problem, but it does make the tests go more
+// stable on slow networks.
+BufferedSender.prototype.sendScheduleWait = function() {
+ debug('sendScheduleWait');
+ var self = this;
+ var tref;
+ this.sendStop = function() {
+ debug('sendStop');
+ self.sendStop = null;
+ clearTimeout(tref);
+ };
+ tref = setTimeout(function() {
+ debug('timeout');
+ self.sendStop = null;
+ self.sendSchedule();
+ }, 25);
+};
+
+BufferedSender.prototype.sendSchedule = function() {
+ debug('sendSchedule', this.sendBuffer.length);
+ var self = this;
+ if (this.sendBuffer.length > 0) {
+ var payload = '[' + this.sendBuffer.join(',') + ']';
+ this.sendStop = this.sender(this.url, payload, function(err) {
+ self.sendStop = null;
+ if (err) {
+ debug('error', err);
+ self.emit('close', err.code || 1006, 'Sending error: ' + err);
+ self._cleanup();
+ } else {
+ self.sendScheduleWait();
+ }
+ });
+ this.sendBuffer = [];
+ }
+};
+
+BufferedSender.prototype._cleanup = function() {
+ debug('_cleanup');
+ this.removeAllListeners();
+};
+
+BufferedSender.prototype.stop = function() {
+ debug('stop');
+ this._cleanup();
+ if (this.sendStop) {
+ this.sendStop();
+ this.sendStop = null;
+ }
+};
+
+module.exports = BufferedSender;
+
+}).call(this,{ env: {} })
+},{"debug":56,"events":3,"inherits":59}],26:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var inherits = require('inherits')
+ , IframeTransport = require('../iframe')
+ , objectUtils = require('../../utils/object')
+ ;
+
+module.exports = function(transport) {
+
+ function IframeWrapTransport(transUrl, baseUrl) {
+ IframeTransport.call(this, transport.transportName, transUrl, baseUrl);
+ }
+
+ inherits(IframeWrapTransport, IframeTransport);
+
+ IframeWrapTransport.enabled = function(url, info) {
+ if (!global.document) {
+ return false;
+ }
+
+ var iframeInfo = objectUtils.extend({}, info);
+ iframeInfo.sameOrigin = true;
+ return transport.enabled(iframeInfo) && IframeTransport.enabled();
+ };
+
+ IframeWrapTransport.transportName = 'iframe-' + transport.transportName;
+ IframeWrapTransport.needBody = true;
+ IframeWrapTransport.roundTrips = IframeTransport.roundTrips + transport.roundTrips - 1; // html, javascript (2) + transport - no CORS (1)
+
+ IframeWrapTransport.facadeTransport = transport;
+
+ return IframeWrapTransport;
+};
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"../../utils/object":48,"../iframe":22,"inherits":59}],27:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+ , EventEmitter = require('events').EventEmitter
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:polling');
+}
+
+function Polling(Receiver, receiveUrl, AjaxObject) {
+ debug(receiveUrl);
+ EventEmitter.call(this);
+ this.Receiver = Receiver;
+ this.receiveUrl = receiveUrl;
+ this.AjaxObject = AjaxObject;
+ this._scheduleReceiver();
+}
+
+inherits(Polling, EventEmitter);
+
+Polling.prototype._scheduleReceiver = function() {
+ debug('_scheduleReceiver');
+ var self = this;
+ var poll = this.poll = new this.Receiver(this.receiveUrl, this.AjaxObject);
+
+ poll.on('message', function(msg) {
+ debug('message', msg);
+ self.emit('message', msg);
+ });
+
+ poll.once('close', function(code, reason) {
+ debug('close', code, reason, self.pollIsClosing);
+ self.poll = poll = null;
+
+ if (!self.pollIsClosing) {
+ if (reason === 'network') {
+ self._scheduleReceiver();
+ } else {
+ self.emit('close', code || 1006, reason);
+ self.removeAllListeners();
+ }
+ }
+ });
+};
+
+Polling.prototype.abort = function() {
+ debug('abort');
+ this.removeAllListeners();
+ this.pollIsClosing = true;
+ if (this.poll) {
+ this.poll.abort();
+ }
+};
+
+module.exports = Polling;
+
+}).call(this,{ env: {} })
+},{"debug":56,"events":3,"inherits":59}],28:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+ , urlUtils = require('../../utils/url')
+ , BufferedSender = require('./buffered-sender')
+ , Polling = require('./polling')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:sender-receiver');
+}
+
+function SenderReceiver(transUrl, urlSuffix, senderFunc, Receiver, AjaxObject) {
+ var pollUrl = urlUtils.addPath(transUrl, urlSuffix);
+ debug(pollUrl);
+ var self = this;
+ BufferedSender.call(this, transUrl, senderFunc);
+
+ this.poll = new Polling(Receiver, pollUrl, AjaxObject);
+ this.poll.on('message', function(msg) {
+ debug('poll message', msg);
+ self.emit('message', msg);
+ });
+ this.poll.once('close', function(code, reason) {
+ debug('poll close', code, reason);
+ self.poll = null;
+ self.emit('close', code, reason);
+ self.close();
+ });
+}
+
+inherits(SenderReceiver, BufferedSender);
+
+SenderReceiver.prototype.close = function() {
+ debug('close');
+ this.removeAllListeners();
+ if (this.poll) {
+ this.poll.abort();
+ this.poll = null;
+ }
+ this.stop();
+};
+
+module.exports = SenderReceiver;
+
+}).call(this,{ env: {} })
+},{"../../utils/url":51,"./buffered-sender":25,"./polling":27,"debug":56,"inherits":59}],29:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+ , EventEmitter = require('events').EventEmitter
+ , EventSourceDriver = require('eventsource')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:receiver:eventsource');
+}
+
+function EventSourceReceiver(url) {
+ debug(url);
+ EventEmitter.call(this);
+
+ var self = this;
+ var es = this.es = new EventSourceDriver(url);
+ es.onmessage = function(e) {
+ debug('message', e.data);
+ self.emit('message', decodeURI(e.data));
+ };
+ es.onerror = function(e) {
+ debug('error', es.readyState, e);
+ // ES on reconnection has readyState = 0 or 1.
+ // on network error it's CLOSED = 2
+ var reason = (es.readyState !== 2 ? 'network' : 'permanent');
+ self._cleanup();
+ self._close(reason);
+ };
+}
+
+inherits(EventSourceReceiver, EventEmitter);
+
+EventSourceReceiver.prototype.abort = function() {
+ debug('abort');
+ this._cleanup();
+ this._close('user');
+};
+
+EventSourceReceiver.prototype._cleanup = function() {
+ debug('cleanup');
+ var es = this.es;
+ if (es) {
+ es.onmessage = es.onerror = null;
+ es.close();
+ this.es = null;
+ }
+};
+
+EventSourceReceiver.prototype._close = function(reason) {
+ debug('close', reason);
+ var self = this;
+ // Safari and chrome < 15 crash if we close window before
+ // waiting for ES cleanup. See:
+ // https://code.google.com/p/chromium/issues/detail?id=89155
+ setTimeout(function() {
+ self.emit('close', null, reason);
+ self.removeAllListeners();
+ }, 200);
+};
+
+module.exports = EventSourceReceiver;
+
+}).call(this,{ env: {} })
+},{"debug":56,"events":3,"eventsource":18,"inherits":59}],30:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var inherits = require('inherits')
+ , iframeUtils = require('../../utils/iframe')
+ , urlUtils = require('../../utils/url')
+ , EventEmitter = require('events').EventEmitter
+ , random = require('../../utils/random')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:receiver:htmlfile');
+}
+
+function HtmlfileReceiver(url) {
+ debug(url);
+ EventEmitter.call(this);
+ var self = this;
+ iframeUtils.polluteGlobalNamespace();
+
+ this.id = 'a' + random.string(6);
+ url = urlUtils.addQuery(url, 'c=' + decodeURIComponent(iframeUtils.WPrefix + '.' + this.id));
+
+ debug('using htmlfile', HtmlfileReceiver.htmlfileEnabled);
+ var constructFunc = HtmlfileReceiver.htmlfileEnabled ?
+ iframeUtils.createHtmlfile : iframeUtils.createIframe;
+
+ global[iframeUtils.WPrefix][this.id] = {
+ start: function() {
+ debug('start');
+ self.iframeObj.loaded();
+ }
+ , message: function(data) {
+ debug('message', data);
+ self.emit('message', data);
+ }
+ , stop: function() {
+ debug('stop');
+ self._cleanup();
+ self._close('network');
+ }
+ };
+ this.iframeObj = constructFunc(url, function() {
+ debug('callback');
+ self._cleanup();
+ self._close('permanent');
+ });
+}
+
+inherits(HtmlfileReceiver, EventEmitter);
+
+HtmlfileReceiver.prototype.abort = function() {
+ debug('abort');
+ this._cleanup();
+ this._close('user');
+};
+
+HtmlfileReceiver.prototype._cleanup = function() {
+ debug('_cleanup');
+ if (this.iframeObj) {
+ this.iframeObj.cleanup();
+ this.iframeObj = null;
+ }
+ delete global[iframeUtils.WPrefix][this.id];
+};
+
+HtmlfileReceiver.prototype._close = function(reason) {
+ debug('_close', reason);
+ this.emit('close', null, reason);
+ this.removeAllListeners();
+};
+
+HtmlfileReceiver.htmlfileEnabled = false;
+
+// obfuscate to avoid firewalls
+var axo = ['Active'].concat('Object').join('X');
+if (axo in global) {
+ try {
+ HtmlfileReceiver.htmlfileEnabled = !!new global[axo]('htmlfile');
+ } catch (x) {}
+}
+
+HtmlfileReceiver.enabled = HtmlfileReceiver.htmlfileEnabled || iframeUtils.iframeEnabled;
+
+module.exports = HtmlfileReceiver;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"../../utils/iframe":47,"../../utils/random":49,"../../utils/url":51,"debug":56,"events":3,"inherits":59}],31:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var utils = require('../../utils/iframe')
+ , random = require('../../utils/random')
+ , browser = require('../../utils/browser')
+ , urlUtils = require('../../utils/url')
+ , inherits = require('inherits')
+ , EventEmitter = require('events').EventEmitter
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:receiver:jsonp');
+}
+
+function JsonpReceiver(url) {
+ debug(url);
+ var self = this;
+ EventEmitter.call(this);
+
+ utils.polluteGlobalNamespace();
+
+ this.id = 'a' + random.string(6);
+ var urlWithId = urlUtils.addQuery(url, 'c=' + encodeURIComponent(utils.WPrefix + '.' + this.id));
+
+ global[utils.WPrefix][this.id] = this._callback.bind(this);
+ this._createScript(urlWithId);
+
+ // Fallback mostly for Konqueror - stupid timer, 35 seconds shall be plenty.
+ this.timeoutId = setTimeout(function() {
+ debug('timeout');
+ self._abort(new Error('JSONP script loaded abnormally (timeout)'));
+ }, JsonpReceiver.timeout);
+}
+
+inherits(JsonpReceiver, EventEmitter);
+
+JsonpReceiver.prototype.abort = function() {
+ debug('abort');
+ if (global[utils.WPrefix][this.id]) {
+ var err = new Error('JSONP user aborted read');
+ err.code = 1000;
+ this._abort(err);
+ }
+};
+
+JsonpReceiver.timeout = 35000;
+JsonpReceiver.scriptErrorTimeout = 1000;
+
+JsonpReceiver.prototype._callback = function(data) {
+ debug('_callback', data);
+ this._cleanup();
+
+ if (this.aborting) {
+ return;
+ }
+
+ if (data) {
+ debug('message', data);
+ this.emit('message', data);
+ }
+ this.emit('close', null, 'network');
+ this.removeAllListeners();
+};
+
+JsonpReceiver.prototype._abort = function(err) {
+ debug('_abort', err);
+ this._cleanup();
+ this.aborting = true;
+ this.emit('close', err.code, err.message);
+ this.removeAllListeners();
+};
+
+JsonpReceiver.prototype._cleanup = function() {
+ debug('_cleanup');
+ clearTimeout(this.timeoutId);
+ if (this.script2) {
+ this.script2.parentNode.removeChild(this.script2);
+ this.script2 = null;
+ }
+ if (this.script) {
+ var script = this.script;
+ // Unfortunately, you can't really abort script loading of
+ // the script.
+ script.parentNode.removeChild(script);
+ script.onreadystatechange = script.onerror =
+ script.onload = script.onclick = null;
+ this.script = null;
+ }
+ delete global[utils.WPrefix][this.id];
+};
+
+JsonpReceiver.prototype._scriptError = function() {
+ debug('_scriptError');
+ var self = this;
+ if (this.errorTimer) {
+ return;
+ }
+
+ this.errorTimer = setTimeout(function() {
+ if (!self.loadedOkay) {
+ self._abort(new Error('JSONP script loaded abnormally (onerror)'));
+ }
+ }, JsonpReceiver.scriptErrorTimeout);
+};
+
+JsonpReceiver.prototype._createScript = function(url) {
+ debug('_createScript', url);
+ var self = this;
+ var script = this.script = global.document.createElement('script');
+ var script2; // Opera synchronous load trick.
+
+ script.id = 'a' + random.string(8);
+ script.src = url;
+ script.type = 'text/javascript';
+ script.charset = 'UTF-8';
+ script.onerror = this._scriptError.bind(this);
+ script.onload = function() {
+ debug('onload');
+ self._abort(new Error('JSONP script loaded abnormally (onload)'));
+ };
+
+ // IE9 fires 'error' event after onreadystatechange or before, in random order.
+ // Use loadedOkay to determine if actually errored
+ script.onreadystatechange = function() {
+ debug('onreadystatechange', script.readyState);
+ if (/loaded|closed/.test(script.readyState)) {
+ if (script && script.htmlFor && script.onclick) {
+ self.loadedOkay = true;
+ try {
+ // In IE, actually execute the script.
+ script.onclick();
+ } catch (x) {}
+ }
+ if (script) {
+ self._abort(new Error('JSONP script loaded abnormally (onreadystatechange)'));
+ }
+ }
+ };
+ // IE: event/htmlFor/onclick trick.
+ // One can't rely on proper order for onreadystatechange. In order to
+ // make sure, set a 'htmlFor' and 'event' properties, so that
+ // script code will be installed as 'onclick' handler for the
+ // script object. Later, onreadystatechange, manually execute this
+ // code. FF and Chrome doesn't work with 'event' and 'htmlFor'
+ // set. For reference see:
+ // http://jaubourg.net/2010/07/loading-script-as-onclick-handler-of.html
+ // Also, read on that about script ordering:
+ // http://wiki.whatwg.org/wiki/Dynamic_Script_Execution_Order
+ if (typeof script.async === 'undefined' && global.document.attachEvent) {
+ // According to mozilla docs, in recent browsers script.async defaults
+ // to 'true', so we may use it to detect a good browser:
+ // https://developer.mozilla.org/en/HTML/Element/script
+ if (!browser.isOpera()) {
+ // Naively assume we're in IE
+ try {
+ script.htmlFor = script.id;
+ script.event = 'onclick';
+ } catch (x) {}
+ script.async = true;
+ } else {
+ // Opera, second sync script hack
+ script2 = this.script2 = global.document.createElement('script');
+ script2.text = "try{var a = document.getElementById('" + script.id + "'); if(a)a.onerror();}catch(x){};";
+ script.async = script2.async = false;
+ }
+ }
+ if (typeof script.async !== 'undefined') {
+ script.async = true;
+ }
+
+ var head = global.document.getElementsByTagName('head')[0];
+ head.insertBefore(script, head.firstChild);
+ if (script2) {
+ head.insertBefore(script2, head.firstChild);
+ }
+};
+
+module.exports = JsonpReceiver;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"../../utils/browser":44,"../../utils/iframe":47,"../../utils/random":49,"../../utils/url":51,"debug":56,"events":3,"inherits":59}],32:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var inherits = require('inherits')
+ , EventEmitter = require('events').EventEmitter
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:receiver:xhr');
+}
+
+function XhrReceiver(url, AjaxObject) {
+ debug(url);
+ EventEmitter.call(this);
+ var self = this;
+
+ this.bufferPosition = 0;
+
+ this.xo = new AjaxObject('POST', url, null);
+ this.xo.on('chunk', this._chunkHandler.bind(this));
+ this.xo.once('finish', function(status, text) {
+ debug('finish', status, text);
+ self._chunkHandler(status, text);
+ self.xo = null;
+ var reason = status === 200 ? 'network' : 'permanent';
+ debug('close', reason);
+ self.emit('close', null, reason);
+ self._cleanup();
+ });
+}
+
+inherits(XhrReceiver, EventEmitter);
+
+XhrReceiver.prototype._chunkHandler = function(status, text) {
+ debug('_chunkHandler', status);
+ if (status !== 200 || !text) {
+ return;
+ }
+
+ for (var idx = -1; ; this.bufferPosition += idx + 1) {
+ var buf = text.slice(this.bufferPosition);
+ idx = buf.indexOf('\n');
+ if (idx === -1) {
+ break;
+ }
+ var msg = buf.slice(0, idx);
+ if (msg) {
+ debug('message', msg);
+ this.emit('message', msg);
+ }
+ }
+};
+
+XhrReceiver.prototype._cleanup = function() {
+ debug('_cleanup');
+ this.removeAllListeners();
+};
+
+XhrReceiver.prototype.abort = function() {
+ debug('abort');
+ if (this.xo) {
+ this.xo.close();
+ debug('close');
+ this.emit('close', null, 'user');
+ this.xo = null;
+ }
+ this._cleanup();
+};
+
+module.exports = XhrReceiver;
+
+}).call(this,{ env: {} })
+},{"debug":56,"events":3,"inherits":59}],33:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var random = require('../../utils/random')
+ , urlUtils = require('../../utils/url')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:sender:jsonp');
+}
+
+var form, area;
+
+function createIframe(id) {
+ debug('createIframe', id);
+ try {
+ // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
+ return global.document.createElement('<iframe name="' + id + '">');
+ } catch (x) {
+ var iframe = global.document.createElement('iframe');
+ iframe.name = id;
+ return iframe;
+ }
+}
+
+function createForm() {
+ debug('createForm');
+ form = global.document.createElement('form');
+ form.style.display = 'none';
+ form.style.position = 'absolute';
+ form.method = 'POST';
+ form.enctype = 'application/x-www-form-urlencoded';
+ form.acceptCharset = 'UTF-8';
+
+ area = global.document.createElement('textarea');
+ area.name = 'd';
+ form.appendChild(area);
+
+ global.document.body.appendChild(form);
+}
+
+module.exports = function(url, payload, callback) {
+ debug(url, payload);
+ if (!form) {
+ createForm();
+ }
+ var id = 'a' + random.string(8);
+ form.target = id;
+ form.action = urlUtils.addQuery(urlUtils.addPath(url, '/jsonp_send'), 'i=' + id);
+
+ var iframe = createIframe(id);
+ iframe.id = id;
+ iframe.style.display = 'none';
+ form.appendChild(iframe);
+
+ try {
+ area.value = payload;
+ } catch (e) {
+ // seriously broken browsers get here
+ }
+ form.submit();
+
+ var completed = function(err) {
+ debug('completed', id, err);
+ if (!iframe.onerror) {
+ return;
+ }
+ iframe.onreadystatechange = iframe.onerror = iframe.onload = null;
+ // Opera mini doesn't like if we GC iframe
+ // immediately, thus this timeout.
+ setTimeout(function() {
+ debug('cleaning up', id);
+ iframe.parentNode.removeChild(iframe);
+ iframe = null;
+ }, 500);
+ area.value = '';
+ // It is not possible to detect if the iframe succeeded or
+ // failed to submit our form.
+ callback(err);
+ };
+ iframe.onerror = function() {
+ debug('onerror', id);
+ completed();
+ };
+ iframe.onload = function() {
+ debug('onload', id);
+ completed();
+ };
+ iframe.onreadystatechange = function(e) {
+ debug('onreadystatechange', id, iframe.readyState, e);
+ if (iframe.readyState === 'complete') {
+ completed();
+ }
+ };
+ return function() {
+ debug('aborted', id);
+ completed(new Error('Aborted'));
+ };
+};
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"../../utils/random":49,"../../utils/url":51,"debug":56}],34:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+ , inherits = require('inherits')
+ , eventUtils = require('../../utils/event')
+ , browser = require('../../utils/browser')
+ , urlUtils = require('../../utils/url')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:sender:xdr');
+}
+
+// References:
+// http://ajaxian.com/archives/100-line-ajax-wrapper
+// http://msdn.microsoft.com/en-us/library/cc288060(v=VS.85).aspx
+
+function XDRObject(method, url, payload) {
+ debug(method, url);
+ var self = this;
+ EventEmitter.call(this);
+
+ setTimeout(function() {
+ self._start(method, url, payload);
+ }, 0);
+}
+
+inherits(XDRObject, EventEmitter);
+
+XDRObject.prototype._start = function(method, url, payload) {
+ debug('_start');
+ var self = this;
+ var xdr = new global.XDomainRequest();
+ // IE caches even POSTs
+ url = urlUtils.addQuery(url, 't=' + (+new Date()));
+
+ xdr.onerror = function() {
+ debug('onerror');
+ self._error();
+ };
+ xdr.ontimeout = function() {
+ debug('ontimeout');
+ self._error();
+ };
+ xdr.onprogress = function() {
+ debug('progress', xdr.responseText);
+ self.emit('chunk', 200, xdr.responseText);
+ };
+ xdr.onload = function() {
+ debug('load');
+ self.emit('finish', 200, xdr.responseText);
+ self._cleanup(false);
+ };
+ this.xdr = xdr;
+ this.unloadRef = eventUtils.unloadAdd(function() {
+ self._cleanup(true);
+ });
+ try {
+ // Fails with AccessDenied if port number is bogus
+ this.xdr.open(method, url);
+ if (this.timeout) {
+ this.xdr.timeout = this.timeout;
+ }
+ this.xdr.send(payload);
+ } catch (x) {
+ this._error();
+ }
+};
+
+XDRObject.prototype._error = function() {
+ this.emit('finish', 0, '');
+ this._cleanup(false);
+};
+
+XDRObject.prototype._cleanup = function(abort) {
+ debug('cleanup', abort);
+ if (!this.xdr) {
+ return;
+ }
+ this.removeAllListeners();
+ eventUtils.unloadDel(this.unloadRef);
+
+ this.xdr.ontimeout = this.xdr.onerror = this.xdr.onprogress = this.xdr.onload = null;
+ if (abort) {
+ try {
+ this.xdr.abort();
+ } catch (x) {}
+ }
+ this.unloadRef = this.xdr = null;
+};
+
+XDRObject.prototype.close = function() {
+ debug('close');
+ this._cleanup(true);
+};
+
+// IE 8/9 if the request target uses the same scheme - #79
+XDRObject.enabled = !!(global.XDomainRequest && browser.hasDomain());
+
+module.exports = XDRObject;
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"../../utils/browser":44,"../../utils/event":46,"../../utils/url":51,"debug":56,"events":3,"inherits":59}],35:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , XhrDriver = require('../driver/xhr')
+ ;
+
+function XHRCorsObject(method, url, payload, opts) {
+ XhrDriver.call(this, method, url, payload, opts);
+}
+
+inherits(XHRCorsObject, XhrDriver);
+
+XHRCorsObject.enabled = XhrDriver.enabled && XhrDriver.supportsCORS;
+
+module.exports = XHRCorsObject;
+
+},{"../driver/xhr":17,"inherits":59}],36:[function(require,module,exports){
+'use strict';
+
+var EventEmitter = require('events').EventEmitter
+ , inherits = require('inherits')
+ ;
+
+function XHRFake(/* method, url, payload, opts */) {
+ var self = this;
+ EventEmitter.call(this);
+
+ this.to = setTimeout(function() {
+ self.emit('finish', 200, '{}');
+ }, XHRFake.timeout);
+}
+
+inherits(XHRFake, EventEmitter);
+
+XHRFake.prototype.close = function() {
+ clearTimeout(this.to);
+};
+
+XHRFake.timeout = 2000;
+
+module.exports = XHRFake;
+
+},{"events":3,"inherits":59}],37:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , XhrDriver = require('../driver/xhr')
+ ;
+
+function XHRLocalObject(method, url, payload /*, opts */) {
+ XhrDriver.call(this, method, url, payload, {
+ noCredentials: true
+ });
+}
+
+inherits(XHRLocalObject, XhrDriver);
+
+XHRLocalObject.enabled = XhrDriver.enabled;
+
+module.exports = XHRLocalObject;
+
+},{"../driver/xhr":17,"inherits":59}],38:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var utils = require('../utils/event')
+ , urlUtils = require('../utils/url')
+ , inherits = require('inherits')
+ , EventEmitter = require('events').EventEmitter
+ , WebsocketDriver = require('./driver/websocket')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:websocket');
+}
+
+function WebSocketTransport(transUrl) {
+ if (!WebSocketTransport.enabled()) {
+ throw new Error('Transport created when disabled');
+ }
+
+ EventEmitter.call(this);
+ debug('constructor', transUrl);
+
+ var self = this;
+ var url = urlUtils.addPath(transUrl, '/websocket');
+ if (url.slice(0, 5) === 'https') {
+ url = 'wss' + url.slice(5);
+ } else {
+ url = 'ws' + url.slice(4);
+ }
+ this.url = url;
+
+ this.ws = new WebsocketDriver(this.url);
+ this.ws.onmessage = function(e) {
+ debug('message event', e.data);
+ self.emit('message', e.data);
+ };
+ // Firefox has an interesting bug. If a websocket connection is
+ // created after onunload, it stays alive even when user
+ // navigates away from the page. In such situation let's lie -
+ // let's not open the ws connection at all. See:
+ // https://github.com/sockjs/sockjs-client/issues/28
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=696085
+ this.unloadRef = utils.unloadAdd(function() {
+ debug('unload');
+ self.ws.close();
+ });
+ this.ws.onclose = function(e) {
+ debug('close event', e.code, e.reason);
+ self.emit('close', e.code, e.reason);
+ self._cleanup();
+ };
+ this.ws.onerror = function(e) {
+ debug('error event', e);
+ self.emit('close', 1006, 'WebSocket connection broken');
+ self._cleanup();
+ };
+}
+
+inherits(WebSocketTransport, EventEmitter);
+
+WebSocketTransport.prototype.send = function(data) {
+ var msg = '[' + data + ']';
+ debug('send', msg);
+ this.ws.send(msg);
+};
+
+WebSocketTransport.prototype.close = function() {
+ debug('close');
+ if (this.ws) {
+ this.ws.close();
+ }
+ this._cleanup();
+};
+
+WebSocketTransport.prototype._cleanup = function() {
+ debug('_cleanup');
+ var ws = this.ws;
+ if (ws) {
+ ws.onmessage = ws.onclose = ws.onerror = null;
+ }
+ utils.unloadDel(this.unloadRef);
+ this.unloadRef = this.ws = null;
+ this.removeAllListeners();
+};
+
+WebSocketTransport.enabled = function() {
+ debug('enabled');
+ return !!WebsocketDriver;
+};
+WebSocketTransport.transportName = 'websocket';
+
+// In theory, ws should require 1 round trip. But in chrome, this is
+// not very stable over SSL. Most likely a ws connection requires a
+// separate SSL connection, in which case 2 round trips are an
+// absolute minumum.
+WebSocketTransport.roundTrips = 2;
+
+module.exports = WebSocketTransport;
+
+}).call(this,{ env: {} })
+},{"../utils/event":46,"../utils/url":51,"./driver/websocket":19,"debug":56,"events":3,"inherits":59}],39:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , AjaxBasedTransport = require('./lib/ajax-based')
+ , XdrStreamingTransport = require('./xdr-streaming')
+ , XhrReceiver = require('./receiver/xhr')
+ , XDRObject = require('./sender/xdr')
+ ;
+
+function XdrPollingTransport(transUrl) {
+ if (!XDRObject.enabled) {
+ throw new Error('Transport created when disabled');
+ }
+ AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XDRObject);
+}
+
+inherits(XdrPollingTransport, AjaxBasedTransport);
+
+XdrPollingTransport.enabled = XdrStreamingTransport.enabled;
+XdrPollingTransport.transportName = 'xdr-polling';
+XdrPollingTransport.roundTrips = 2; // preflight, ajax
+
+module.exports = XdrPollingTransport;
+
+},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xdr":34,"./xdr-streaming":40,"inherits":59}],40:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , AjaxBasedTransport = require('./lib/ajax-based')
+ , XhrReceiver = require('./receiver/xhr')
+ , XDRObject = require('./sender/xdr')
+ ;
+
+// According to:
+// http://stackoverflow.com/questions/1641507/detect-browser-support-for-cross-domain-xmlhttprequests
+// http://hacks.mozilla.org/2009/07/cross-site-xmlhttprequest-with-cors/
+
+function XdrStreamingTransport(transUrl) {
+ if (!XDRObject.enabled) {
+ throw new Error('Transport created when disabled');
+ }
+ AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XDRObject);
+}
+
+inherits(XdrStreamingTransport, AjaxBasedTransport);
+
+XdrStreamingTransport.enabled = function(info) {
+ if (info.cookie_needed || info.nullOrigin) {
+ return false;
+ }
+ return XDRObject.enabled && info.sameScheme;
+};
+
+XdrStreamingTransport.transportName = 'xdr-streaming';
+XdrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+module.exports = XdrStreamingTransport;
+
+},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xdr":34,"inherits":59}],41:[function(require,module,exports){
+'use strict';
+
+var inherits = require('inherits')
+ , AjaxBasedTransport = require('./lib/ajax-based')
+ , XhrReceiver = require('./receiver/xhr')
+ , XHRCorsObject = require('./sender/xhr-cors')
+ , XHRLocalObject = require('./sender/xhr-local')
+ ;
+
+function XhrPollingTransport(transUrl) {
+ if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {
+ throw new Error('Transport created when disabled');
+ }
+ AjaxBasedTransport.call(this, transUrl, '/xhr', XhrReceiver, XHRCorsObject);
+}
+
+inherits(XhrPollingTransport, AjaxBasedTransport);
+
+XhrPollingTransport.enabled = function(info) {
+ if (info.nullOrigin) {
+ return false;
+ }
+
+ if (XHRLocalObject.enabled && info.sameOrigin) {
+ return true;
+ }
+ return XHRCorsObject.enabled;
+};
+
+XhrPollingTransport.transportName = 'xhr-polling';
+XhrPollingTransport.roundTrips = 2; // preflight, ajax
+
+module.exports = XhrPollingTransport;
+
+},{"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xhr-cors":35,"./sender/xhr-local":37,"inherits":59}],42:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var inherits = require('inherits')
+ , AjaxBasedTransport = require('./lib/ajax-based')
+ , XhrReceiver = require('./receiver/xhr')
+ , XHRCorsObject = require('./sender/xhr-cors')
+ , XHRLocalObject = require('./sender/xhr-local')
+ , browser = require('../utils/browser')
+ ;
+
+function XhrStreamingTransport(transUrl) {
+ if (!XHRLocalObject.enabled && !XHRCorsObject.enabled) {
+ throw new Error('Transport created when disabled');
+ }
+ AjaxBasedTransport.call(this, transUrl, '/xhr_streaming', XhrReceiver, XHRCorsObject);
+}
+
+inherits(XhrStreamingTransport, AjaxBasedTransport);
+
+XhrStreamingTransport.enabled = function(info) {
+ if (info.nullOrigin) {
+ return false;
+ }
+ // Opera doesn't support xhr-streaming #60
+ // But it might be able to #92
+ if (browser.isOpera()) {
+ return false;
+ }
+
+ return XHRCorsObject.enabled;
+};
+
+XhrStreamingTransport.transportName = 'xhr-streaming';
+XhrStreamingTransport.roundTrips = 2; // preflight, ajax
+
+// Safari gets confused when a streaming ajax request is started
+// before onload. This causes the load indicator to spin indefinetely.
+// Only require body when used in a browser
+XhrStreamingTransport.needBody = !!global.document;
+
+module.exports = XhrStreamingTransport;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"../utils/browser":44,"./lib/ajax-based":24,"./receiver/xhr":32,"./sender/xhr-cors":35,"./sender/xhr-local":37,"inherits":59}],43:[function(require,module,exports){
+(function (global){
+'use strict';
+
+if (global.crypto && global.crypto.getRandomValues) {
+ module.exports.randomBytes = function(length) {
+ var bytes = new Uint8Array(length);
+ global.crypto.getRandomValues(bytes);
+ return bytes;
+ };
+} else {
+ module.exports.randomBytes = function(length) {
+ var bytes = new Array(length);
+ for (var i = 0; i < length; i++) {
+ bytes[i] = Math.floor(Math.random() * 256);
+ }
+ return bytes;
+ };
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],44:[function(require,module,exports){
+(function (global){
+'use strict';
+
+module.exports = {
+ isOpera: function() {
+ return global.navigator &&
+ /opera/i.test(global.navigator.userAgent);
+ }
+
+, isKonqueror: function() {
+ return global.navigator &&
+ /konqueror/i.test(global.navigator.userAgent);
+ }
+
+ // #187 wrap document.domain in try/catch because of WP8 from file:///
+, hasDomain: function () {
+ // non-browser client always has a domain
+ if (!global.document) {
+ return true;
+ }
+
+ try {
+ return !!global.document.domain;
+ } catch (e) {
+ return false;
+ }
+ }
+};
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],45:[function(require,module,exports){
+'use strict';
+
+var JSON3 = require('json3');
+
+// Some extra characters that Chrome gets wrong, and substitutes with
+// something else on the wire.
+var extraEscapable = /[\x00-\x1f\ud800-\udfff\ufffe\uffff\u0300-\u0333\u033d-\u0346\u034a-\u034c\u0350-\u0352\u0357-\u0358\u035c-\u0362\u0374\u037e\u0387\u0591-\u05af\u05c4\u0610-\u0617\u0653-\u0654\u0657-\u065b\u065d-\u065e\u06df-\u06e2\u06eb-\u06ec\u0730\u0732-\u0733\u0735-\u0736\u073a\u073d\u073f-\u0741\u0743\u0745\u0747\u07eb-\u07f1\u0951\u0958-\u095f\u09dc-\u09dd\u09df\u0a33\u0a36\u0a59-\u0a5b\u0a5e\u0b5c-\u0b5d\u0e38-\u0e39\u0f43\u0f4d\u0f52\u0f57\u0f5c\u0f69\u0f72-\u0f76\u0f78\u0f [...]
+ , extraLookup;
+
+// This may be quite slow, so let's delay until user actually uses bad
+// characters.
+var unrollLookup = function(escapable) {
+ var i;
+ var unrolled = {};
+ var c = [];
+ for (i = 0; i < 65536; i++) {
+ c.push( String.fromCharCode(i) );
+ }
+ escapable.lastIndex = 0;
+ c.join('').replace(escapable, function(a) {
+ unrolled[ a ] = '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+ return '';
+ });
+ escapable.lastIndex = 0;
+ return unrolled;
+};
+
+// Quote string, also taking care of unicode characters that browsers
+// often break. Especially, take care of unicode surrogates:
+// http://en.wikipedia.org/wiki/Mapping_of_Unicode_characters#Surrogates
+module.exports = {
+ quote: function(string) {
+ var quoted = JSON3.stringify(string);
+
+ // In most cases this should be very fast and good enough.
+ extraEscapable.lastIndex = 0;
+ if (!extraEscapable.test(quoted)) {
+ return quoted;
+ }
+
+ if (!extraLookup) {
+ extraLookup = unrollLookup(extraEscapable);
+ }
+
+ return quoted.replace(extraEscapable, function(a) {
+ return extraLookup[a];
+ });
+ }
+};
+
+},{"json3":60}],46:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var random = require('./random');
+
+var onUnload = {}
+ , afterUnload = false
+ ;
+
+module.exports = {
+ attachEvent: function(event, listener) {
+ if (typeof global.addEventListener !== 'undefined') {
+ global.addEventListener(event, listener, false);
+ } else if (global.document && global.attachEvent) {
+ // IE quirks.
+ // According to: http://stevesouders.com/misc/test-postmessage.php
+ // the message gets delivered only to 'document', not 'window'.
+ global.document.attachEvent('on' + event, listener);
+ // I get 'window' for ie8.
+ global.attachEvent('on' + event, listener);
+ }
+ }
+
+, detachEvent: function(event, listener) {
+ if (typeof global.addEventListener !== 'undefined') {
+ global.removeEventListener(event, listener, false);
+ } else if (global.document && global.detachEvent) {
+ global.document.detachEvent('on' + event, listener);
+ global.detachEvent('on' + event, listener);
+ }
+ }
+
+, unloadAdd: function(listener) {
+ var ref = random.string(8);
+ onUnload[ref] = listener;
+ if (afterUnload) {
+ setTimeout(this.triggerUnloadCallbacks, 0);
+ }
+ return ref;
+ }
+
+, unloadDel: function(ref) {
+ if (ref in onUnload) {
+ delete onUnload[ref];
+ }
+ }
+
+, triggerUnloadCallbacks: function() {
+ for (var ref in onUnload) {
+ onUnload[ref]();
+ delete onUnload[ref];
+ }
+ }
+};
+
+var unloadTriggered = function() {
+ if (afterUnload) {
+ return;
+ }
+ afterUnload = true;
+ module.exports.triggerUnloadCallbacks();
+};
+
+// 'unload' alone is not reliable in opera within an iframe, but we
+// can't use `beforeunload` as IE fires it on javascript: links.
+module.exports.attachEvent('unload', unloadTriggered);
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"./random":49}],47:[function(require,module,exports){
+(function (process,global){
+'use strict';
+
+var eventUtils = require('./event')
+ , JSON3 = require('json3')
+ , browser = require('./browser')
+ ;
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:utils:iframe');
+}
+
+module.exports = {
+ WPrefix: '_jp'
+, currentWindowId: null
+
+, polluteGlobalNamespace: function() {
+ if (!(module.exports.WPrefix in global)) {
+ global[module.exports.WPrefix] = {};
+ }
+ }
+
+, postMessage: function(type, data) {
+ if (global.parent !== global) {
+ global.parent.postMessage(JSON3.stringify({
+ windowId: module.exports.currentWindowId
+ , type: type
+ , data: data || ''
+ }), '*');
+ } else {
+ debug('Cannot postMessage, no parent window.', type, data);
+ }
+ }
+
+, createIframe: function(iframeUrl, errorCallback) {
+ var iframe = global.document.createElement('iframe');
+ var tref, unloadRef;
+ var unattach = function() {
+ debug('unattach');
+ clearTimeout(tref);
+ // Explorer had problems with that.
+ try {
+ iframe.onload = null;
+ } catch (x) {}
+ iframe.onerror = null;
+ };
+ var cleanup = function() {
+ debug('cleanup');
+ if (iframe) {
+ unattach();
+ // This timeout makes chrome fire onbeforeunload event
+ // within iframe. Without the timeout it goes straight to
+ // onunload.
+ setTimeout(function() {
+ if (iframe) {
+ iframe.parentNode.removeChild(iframe);
+ }
+ iframe = null;
+ }, 0);
+ eventUtils.unloadDel(unloadRef);
+ }
+ };
+ var onerror = function(err) {
+ debug('onerror', err);
+ if (iframe) {
+ cleanup();
+ errorCallback(err);
+ }
+ };
+ var post = function(msg, origin) {
+ debug('post', msg, origin);
+ try {
+ // When the iframe is not loaded, IE raises an exception
+ // on 'contentWindow'.
+ if (iframe && iframe.contentWindow) {
+ setTimeout(function() {
+ iframe.contentWindow.postMessage(msg, origin);
+ }, 0);
+ }
+ } catch (x) {}
+ };
+
+ iframe.src = iframeUrl;
+ iframe.style.display = 'none';
+ iframe.style.position = 'absolute';
+ iframe.onerror = function() {
+ onerror('onerror');
+ };
+ iframe.onload = function() {
+ debug('onload');
+ // `onload` is triggered before scripts on the iframe are
+ // executed. Give it few seconds to actually load stuff.
+ clearTimeout(tref);
+ tref = setTimeout(function() {
+ onerror('onload timeout');
+ }, 2000);
+ };
+ global.document.body.appendChild(iframe);
+ tref = setTimeout(function() {
+ onerror('timeout');
+ }, 15000);
+ unloadRef = eventUtils.unloadAdd(cleanup);
+ return {
+ post: post
+ , cleanup: cleanup
+ , loaded: unattach
+ };
+ }
+
+/* jshint undef: false, newcap: false */
+/* eslint no-undef: 0, new-cap: 0 */
+, createHtmlfile: function(iframeUrl, errorCallback) {
+ var axo = ['Active'].concat('Object').join('X');
+ var doc = new global[axo]('htmlfile');
+ var tref, unloadRef;
+ var iframe;
+ var unattach = function() {
+ clearTimeout(tref);
+ iframe.onerror = null;
+ };
+ var cleanup = function() {
+ if (doc) {
+ unattach();
+ eventUtils.unloadDel(unloadRef);
+ iframe.parentNode.removeChild(iframe);
+ iframe = doc = null;
+ CollectGarbage();
+ }
+ };
+ var onerror = function(r) {
+ debug('onerror', r);
+ if (doc) {
+ cleanup();
+ errorCallback(r);
+ }
+ };
+ var post = function(msg, origin) {
+ try {
+ // When the iframe is not loaded, IE raises an exception
+ // on 'contentWindow'.
+ if (iframe && iframe.contentWindow) {
+ setTimeout(function() {
+ iframe.contentWindow.postMessage(msg, origin);
+ }, 0);
+ }
+ } catch (x) {}
+ };
+
+ doc.open();
+ doc.write('<html><s' + 'cript>' +
+ 'document.domain="' + global.document.domain + '";' +
+ '</s' + 'cript></html>');
+ doc.close();
+ doc.parentWindow[module.exports.WPrefix] = global[module.exports.WPrefix];
+ var c = doc.createElement('div');
+ doc.body.appendChild(c);
+ iframe = doc.createElement('iframe');
+ c.appendChild(iframe);
+ iframe.src = iframeUrl;
+ iframe.onerror = function() {
+ onerror('onerror');
+ };
+ tref = setTimeout(function() {
+ onerror('timeout');
+ }, 15000);
+ unloadRef = eventUtils.unloadAdd(cleanup);
+ return {
+ post: post
+ , cleanup: cleanup
+ , loaded: unattach
+ };
+ }
+};
+
+module.exports.iframeEnabled = false;
+if (global.document) {
+ // postMessage misbehaves in konqueror 4.6.5 - the messages are delivered with
+ // huge delay, or not at all.
+ module.exports.iframeEnabled = (typeof global.postMessage === 'function' ||
+ typeof global.postMessage === 'object') && (!browser.isKonqueror());
+}
+
+}).call(this,{ env: {} },typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{"./browser":44,"./event":46,"debug":56,"json3":60}],48:[function(require,module,exports){
+'use strict';
+
+module.exports = {
+ isObject: function(obj) {
+ var type = typeof obj;
+ return type === 'function' || type === 'object' && !!obj;
+ }
+
+, extend: function(obj) {
+ if (!this.isObject(obj)) {
+ return obj;
+ }
+ var source, prop;
+ for (var i = 1, length = arguments.length; i < length; i++) {
+ source = arguments[i];
+ for (prop in source) {
+ if (Object.prototype.hasOwnProperty.call(source, prop)) {
+ obj[prop] = source[prop];
+ }
+ }
+ }
+ return obj;
+ }
+};
+
+},{}],49:[function(require,module,exports){
+'use strict';
+
+/* global crypto:true */
+var crypto = require('crypto');
+
+// This string has length 32, a power of 2, so the modulus doesn't introduce a
+// bias.
+var _randomStringChars = 'abcdefghijklmnopqrstuvwxyz012345';
+module.exports = {
+ string: function(length) {
+ var max = _randomStringChars.length;
+ var bytes = crypto.randomBytes(length);
+ var ret = [];
+ for (var i = 0; i < length; i++) {
+ ret.push(_randomStringChars.substr(bytes[i] % max, 1));
+ }
+ return ret.join('');
+ }
+
+, number: function(max) {
+ return Math.floor(Math.random() * max);
+ }
+
+, numberString: function(max) {
+ var t = ('' + (max - 1)).length;
+ var p = new Array(t + 1).join('0');
+ return (p + this.number(max)).slice(-t);
+ }
+};
+
+},{"crypto":43}],50:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:utils:transport');
+}
+
+module.exports = function(availableTransports) {
+ return {
+ filterToEnabled: function(transportsWhitelist, info) {
+ var transports = {
+ main: []
+ , facade: []
+ };
+ if (!transportsWhitelist) {
+ transportsWhitelist = [];
+ } else if (typeof transportsWhitelist === 'string') {
+ transportsWhitelist = [transportsWhitelist];
+ }
+
+ availableTransports.forEach(function(trans) {
+ if (!trans) {
+ return;
+ }
+
+ if (trans.transportName === 'websocket' && info.websocket === false) {
+ debug('disabled from server', 'websocket');
+ return;
+ }
+
+ if (transportsWhitelist.length &&
+ transportsWhitelist.indexOf(trans.transportName) === -1) {
+ debug('not in whitelist', trans.transportName);
+ return;
+ }
+
+ if (trans.enabled(info)) {
+ debug('enabled', trans.transportName);
+ transports.main.push(trans);
+ if (trans.facadeTransport) {
+ transports.facade.push(trans.facadeTransport);
+ }
+ } else {
+ debug('disabled', trans.transportName);
+ }
+ });
+ return transports;
+ }
+ };
+};
+
+}).call(this,{ env: {} })
+},{"debug":56}],51:[function(require,module,exports){
+(function (process){
+'use strict';
+
+var u = require('url');
+
+var debug = function() {};
+if (process.env.NODE_ENV !== 'production') {
+ debug = require('debug')('sockjs-client:utils:url');
+}
+
+module.exports = {
+ getOrigin: function(url) {
+ if (!url) {
+ return null;
+ }
+
+ var p = u.parse(url);
+ if (p.protocol === 'file:') {
+ return null;
+ }
+
+ var port = p.port;
+ if (!port) {
+ port = (p.protocol === 'https:') ? '443' : '80';
+ }
+
+ return p.protocol + '//' + p.hostname + ':' + port;
+ }
+
+, isOriginEqual: function(a, b) {
+ var res = this.getOrigin(a) === this.getOrigin(b);
+ debug('same', a, b, res);
+ return res;
+ }
+
+, isSchemeEqual: function(a, b) {
+ return (a.split(':')[0] === b.split(':')[0]);
+ }
+
+, addPath: function (url, path) {
+ var qs = url.split('?');
+ return qs[0] + path + (qs[1] ? '?' + qs[1] : '');
+ }
+
+, addQuery: function (url, q) {
+ return url + (url.indexOf('?') === -1 ? ('?' + q) : ('&' + q));
+ }
+};
+
+}).call(this,{ env: {} })
+},{"debug":56,"url":55}],52:[function(require,module,exports){
+module.exports = '1.0.0-beta.1';
+},{}],53:[function(require,module,exports){
+
+},{}],54:[function(require,module,exports){
+(function (global){
+/*! http://mths.be/punycode v1.2.4 by @mathias */
+;(function(root) {
+
+ /** Detect free variables */
+ var freeExports = typeof exports == 'object' && exports;
+ var freeModule = typeof module == 'object' && module &&
+ module.exports == freeExports && module;
+ var freeGlobal = typeof global == 'object' && global;
+ if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
+ root = freeGlobal;
+ }
+
+ /**
+ * The `punycode` object.
+ * @name punycode
+ * @type Object
+ */
+ var punycode,
+
+ /** Highest positive signed 32-bit float value */
+ maxInt = 2147483647, // aka. 0x7FFFFFFF or 2^31-1
+
+ /** Bootstring parameters */
+ base = 36,
+ tMin = 1,
+ tMax = 26,
+ skew = 38,
+ damp = 700,
+ initialBias = 72,
+ initialN = 128, // 0x80
+ delimiter = '-', // '\x2D'
+
+ /** Regular expressions */
+ regexPunycode = /^xn--/,
+ regexNonASCII = /[^ -~]/, // unprintable ASCII chars + non-ASCII chars
+ regexSeparators = /\x2E|\u3002|\uFF0E|\uFF61/g, // RFC 3490 separators
+
+ /** Error messages */
+ errors = {
+ 'overflow': 'Overflow: input needs wider integers to process',
+ 'not-basic': 'Illegal input >= 0x80 (not a basic code point)',
+ 'invalid-input': 'Invalid input'
+ },
+
+ /** Convenience shortcuts */
+ baseMinusTMin = base - tMin,
+ floor = Math.floor,
+ stringFromCharCode = String.fromCharCode,
+
+ /** Temporary variable */
+ key;
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * A generic error utility function.
+ * @private
+ * @param {String} type The error type.
+ * @returns {Error} Throws a `RangeError` with the applicable error message.
+ */
+ function error(type) {
+ throw RangeError(errors[type]);
+ }
+
+ /**
+ * A generic `Array#map` utility function.
+ * @private
+ * @param {Array} array The array to iterate over.
+ * @param {Function} callback The function that gets called for every array
+ * item.
+ * @returns {Array} A new array of values returned by the callback function.
+ */
+ function map(array, fn) {
+ var length = array.length;
+ while (length--) {
+ array[length] = fn(array[length]);
+ }
+ return array;
+ }
+
+ /**
+ * A simple `Array#map`-like wrapper to work with domain name strings.
+ * @private
+ * @param {String} domain The domain name.
+ * @param {Function} callback The function that gets called for every
+ * character.
+ * @returns {Array} A new string of characters returned by the callback
+ * function.
+ */
+ function mapDomain(string, fn) {
+ return map(string.split(regexSeparators), fn).join('.');
+ }
+
+ /**
+ * Creates an array containing the numeric code points of each Unicode
+ * character in the string. While JavaScript uses UCS-2 internally,
+ * this function will convert a pair of surrogate halves (each of which
+ * UCS-2 exposes as separate characters) into a single code point,
+ * matching UTF-16.
+ * @see `punycode.ucs2.encode`
+ * @see <http://mathiasbynens.be/notes/javascript-encoding>
+ * @memberOf punycode.ucs2
+ * @name decode
+ * @param {String} string The Unicode input string (UCS-2).
+ * @returns {Array} The new array of code points.
+ */
+ function ucs2decode(string) {
+ var output = [],
+ counter = 0,
+ length = string.length,
+ value,
+ extra;
+ while (counter < length) {
+ value = string.charCodeAt(counter++);
+ if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
+ // high surrogate, and there is a next character
+ extra = string.charCodeAt(counter++);
+ if ((extra & 0xFC00) == 0xDC00) { // low surrogate
+ output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
+ } else {
+ // unmatched surrogate; only append this code unit, in case the next
+ // code unit is the high surrogate of a surrogate pair
+ output.push(value);
+ counter--;
+ }
+ } else {
+ output.push(value);
+ }
+ }
+ return output;
+ }
+
+ /**
+ * Creates a string based on an array of numeric code points.
+ * @see `punycode.ucs2.decode`
+ * @memberOf punycode.ucs2
+ * @name encode
+ * @param {Array} codePoints The array of numeric code points.
+ * @returns {String} The new Unicode string (UCS-2).
+ */
+ function ucs2encode(array) {
+ return map(array, function(value) {
+ var output = '';
+ if (value > 0xFFFF) {
+ value -= 0x10000;
+ output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
+ value = 0xDC00 | value & 0x3FF;
+ }
+ output += stringFromCharCode(value);
+ return output;
+ }).join('');
+ }
+
+ /**
+ * Converts a basic code point into a digit/integer.
+ * @see `digitToBasic()`
+ * @private
+ * @param {Number} codePoint The basic numeric code point value.
+ * @returns {Number} The numeric value of a basic code point (for use in
+ * representing integers) in the range `0` to `base - 1`, or `base` if
+ * the code point does not represent a value.
+ */
+ function basicToDigit(codePoint) {
+ if (codePoint - 48 < 10) {
+ return codePoint - 22;
+ }
+ if (codePoint - 65 < 26) {
+ return codePoint - 65;
+ }
+ if (codePoint - 97 < 26) {
+ return codePoint - 97;
+ }
+ return base;
+ }
+
+ /**
+ * Converts a digit/integer into a basic code point.
+ * @see `basicToDigit()`
+ * @private
+ * @param {Number} digit The numeric value of a basic code point.
+ * @returns {Number} The basic code point whose value (when used for
+ * representing integers) is `digit`, which needs to be in the range
+ * `0` to `base - 1`. If `flag` is non-zero, the uppercase form is
+ * used; else, the lowercase form is used. The behavior is undefined
+ * if `flag` is non-zero and `digit` has no uppercase form.
+ */
+ function digitToBasic(digit, flag) {
+ // 0..25 map to ASCII a..z or A..Z
+ // 26..35 map to ASCII 0..9
+ return digit + 22 + 75 * (digit < 26) - ((flag != 0) << 5);
+ }
+
+ /**
+ * Bias adaptation function as per section 3.4 of RFC 3492.
+ * http://tools.ietf.org/html/rfc3492#section-3.4
+ * @private
+ */
+ function adapt(delta, numPoints, firstTime) {
+ var k = 0;
+ delta = firstTime ? floor(delta / damp) : delta >> 1;
+ delta += floor(delta / numPoints);
+ for (/* no initialization */; delta > baseMinusTMin * tMax >> 1; k += base) {
+ delta = floor(delta / baseMinusTMin);
+ }
+ return floor(k + (baseMinusTMin + 1) * delta / (delta + skew));
+ }
+
+ /**
+ * Converts a Punycode string of ASCII-only symbols to a string of Unicode
+ * symbols.
+ * @memberOf punycode
+ * @param {String} input The Punycode string of ASCII-only symbols.
+ * @returns {String} The resulting string of Unicode symbols.
+ */
+ function decode(input) {
+ // Don't use UCS-2
+ var output = [],
+ inputLength = input.length,
+ out,
+ i = 0,
+ n = initialN,
+ bias = initialBias,
+ basic,
+ j,
+ index,
+ oldi,
+ w,
+ k,
+ digit,
+ t,
+ /** Cached calculation results */
+ baseMinusT;
+
+ // Handle the basic code points: let `basic` be the number of input code
+ // points before the last delimiter, or `0` if there is none, then copy
+ // the first basic code points to the output.
+
+ basic = input.lastIndexOf(delimiter);
+ if (basic < 0) {
+ basic = 0;
+ }
+
+ for (j = 0; j < basic; ++j) {
+ // if it's not a basic code point
+ if (input.charCodeAt(j) >= 0x80) {
+ error('not-basic');
+ }
+ output.push(input.charCodeAt(j));
+ }
+
+ // Main decoding loop: start just after the last delimiter if any basic code
+ // points were copied; start at the beginning otherwise.
+
+ for (index = basic > 0 ? basic + 1 : 0; index < inputLength; /* no final expression */) {
+
+ // `index` is the index of the next character to be consumed.
+ // Decode a generalized variable-length integer into `delta`,
+ // which gets added to `i`. The overflow checking is easier
+ // if we increase `i` as we go, then subtract off its starting
+ // value at the end to obtain `delta`.
+ for (oldi = i, w = 1, k = base; /* no condition */; k += base) {
+
+ if (index >= inputLength) {
+ error('invalid-input');
+ }
+
+ digit = basicToDigit(input.charCodeAt(index++));
+
+ if (digit >= base || digit > floor((maxInt - i) / w)) {
+ error('overflow');
+ }
+
+ i += digit * w;
+ t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
+
+ if (digit < t) {
+ break;
+ }
+
+ baseMinusT = base - t;
+ if (w > floor(maxInt / baseMinusT)) {
+ error('overflow');
+ }
+
+ w *= baseMinusT;
+
+ }
+
+ out = output.length + 1;
+ bias = adapt(i - oldi, out, oldi == 0);
+
+ // `i` was supposed to wrap around from `out` to `0`,
+ // incrementing `n` each time, so we'll fix that now:
+ if (floor(i / out) > maxInt - n) {
+ error('overflow');
+ }
+
+ n += floor(i / out);
+ i %= out;
+
+ // Insert `n` at position `i` of the output
+ output.splice(i++, 0, n);
+
+ }
+
+ return ucs2encode(output);
+ }
+
+ /**
+ * Converts a string of Unicode symbols to a Punycode string of ASCII-only
+ * symbols.
+ * @memberOf punycode
+ * @param {String} input The string of Unicode symbols.
+ * @returns {String} The resulting Punycode string of ASCII-only symbols.
+ */
+ function encode(input) {
+ var n,
+ delta,
+ handledCPCount,
+ basicLength,
+ bias,
+ j,
+ m,
+ q,
+ k,
+ t,
+ currentValue,
+ output = [],
+ /** `inputLength` will hold the number of code points in `input`. */
+ inputLength,
+ /** Cached calculation results */
+ handledCPCountPlusOne,
+ baseMinusT,
+ qMinusT;
+
+ // Convert the input in UCS-2 to Unicode
+ input = ucs2decode(input);
+
+ // Cache the length
+ inputLength = input.length;
+
+ // Initialize the state
+ n = initialN;
+ delta = 0;
+ bias = initialBias;
+
+ // Handle the basic code points
+ for (j = 0; j < inputLength; ++j) {
+ currentValue = input[j];
+ if (currentValue < 0x80) {
+ output.push(stringFromCharCode(currentValue));
+ }
+ }
+
+ handledCPCount = basicLength = output.length;
+
+ // `handledCPCount` is the number of code points that have been handled;
+ // `basicLength` is the number of basic code points.
+
+ // Finish the basic string - if it is not empty - with a delimiter
+ if (basicLength) {
+ output.push(delimiter);
+ }
+
+ // Main encoding loop:
+ while (handledCPCount < inputLength) {
+
+ // All non-basic code points < n have been handled already. Find the next
+ // larger one:
+ for (m = maxInt, j = 0; j < inputLength; ++j) {
+ currentValue = input[j];
+ if (currentValue >= n && currentValue < m) {
+ m = currentValue;
+ }
+ }
+
+ // Increase `delta` enough to advance the decoder's <n,i> state to <m,0>,
+ // but guard against overflow
+ handledCPCountPlusOne = handledCPCount + 1;
+ if (m - n > floor((maxInt - delta) / handledCPCountPlusOne)) {
+ error('overflow');
+ }
+
+ delta += (m - n) * handledCPCountPlusOne;
+ n = m;
+
+ for (j = 0; j < inputLength; ++j) {
+ currentValue = input[j];
+
+ if (currentValue < n && ++delta > maxInt) {
+ error('overflow');
+ }
+
+ if (currentValue == n) {
+ // Represent delta as a generalized variable-length integer
+ for (q = delta, k = base; /* no condition */; k += base) {
+ t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
+ if (q < t) {
+ break;
+ }
+ qMinusT = q - t;
+ baseMinusT = base - t;
+ output.push(
+ stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT, 0))
+ );
+ q = floor(qMinusT / baseMinusT);
+ }
+
+ output.push(stringFromCharCode(digitToBasic(q, 0)));
+ bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);
+ delta = 0;
+ ++handledCPCount;
+ }
+ }
+
+ ++delta;
+ ++n;
+
+ }
+ return output.join('');
+ }
+
+ /**
+ * Converts a Punycode string representing a domain name to Unicode. Only the
+ * Punycoded parts of the domain name will be converted, i.e. it doesn't
+ * matter if you call it on a string that has already been converted to
+ * Unicode.
+ * @memberOf punycode
+ * @param {String} domain The Punycode domain name to convert to Unicode.
+ * @returns {String} The Unicode representation of the given Punycode
+ * string.
+ */
+ function toUnicode(domain) {
+ return mapDomain(domain, function(string) {
+ return regexPunycode.test(string)
+ ? decode(string.slice(4).toLowerCase())
+ : string;
+ });
+ }
+
+ /**
+ * Converts a Unicode string representing a domain name to Punycode. Only the
+ * non-ASCII parts of the domain name will be converted, i.e. it doesn't
+ * matter if you call it with a domain that's already in ASCII.
+ * @memberOf punycode
+ * @param {String} domain The domain name to convert, as a Unicode string.
+ * @returns {String} The Punycode representation of the given domain name.
+ */
+ function toASCII(domain) {
+ return mapDomain(domain, function(string) {
+ return regexNonASCII.test(string)
+ ? 'xn--' + encode(string)
+ : string;
+ });
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /** Define the public API */
+ punycode = {
+ /**
+ * A string representing the current Punycode.js version number.
+ * @memberOf punycode
+ * @type String
+ */
+ 'version': '1.2.4',
+ /**
+ * An object of methods to convert from JavaScript's internal character
+ * representation (UCS-2) to Unicode code points, and back.
+ * @see <http://mathiasbynens.be/notes/javascript-encoding>
+ * @memberOf punycode
+ * @type Object
+ */
+ 'ucs2': {
+ 'decode': ucs2decode,
+ 'encode': ucs2encode
+ },
+ 'decode': decode,
+ 'encode': encode,
+ 'toASCII': toASCII,
+ 'toUnicode': toUnicode
+ };
+
+ /** Expose `punycode` */
+ // Some AMD build optimizers, like r.js, check for specific condition patterns
+ // like the following:
+ if (
+ typeof define == 'function' &&
+ typeof define.amd == 'object' &&
+ define.amd
+ ) {
+ define('punycode', function() {
+ return punycode;
+ });
+ } else if (freeExports && !freeExports.nodeType) {
+ if (freeModule) { // in Node.js or RingoJS v0.8.0+
+ freeModule.exports = punycode;
+ } else { // in Narwhal or RingoJS v0.7.0-
+ for (key in punycode) {
+ punycode.hasOwnProperty(key) && (freeExports[key] = punycode[key]);
+ }
+ }
+ } else { // in Rhino or a web browser
+ root.punycode = punycode;
+ }
+
+}(this));
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}],55:[function(require,module,exports){
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+var punycode = require('punycode');
+
+exports.parse = urlParse;
+exports.resolve = urlResolve;
+exports.resolveObject = urlResolveObject;
+exports.format = urlFormat;
+
+exports.Url = Url;
+
+function Url() {
+ this.protocol = null;
+ this.slashes = null;
+ this.auth = null;
+ this.host = null;
+ this.port = null;
+ this.hostname = null;
+ this.hash = null;
+ this.search = null;
+ this.query = null;
+ this.pathname = null;
+ this.path = null;
+ this.href = null;
+}
+
+// Reference: RFC 3986, RFC 1808, RFC 2396
+
+// define these here so at least they only have to be
+// compiled once on the first module load.
+var protocolPattern = /^([a-z0-9.+-]+:)/i,
+ portPattern = /:[0-9]*$/,
+
+ // RFC 2396: characters reserved for delimiting URLs.
+ // We actually just auto-escape these.
+ delims = ['<', '>', '"', '`', ' ', '\r', '\n', '\t'],
+
+ // RFC 2396: characters not allowed for various reasons.
+ unwise = ['{', '}', '|', '\\', '^', '`'].concat(delims),
+
+ // Allowed by RFCs, but cause of XSS attacks. Always escape these.
+ autoEscape = ['\''].concat(unwise),
+ // Characters that are never ever allowed in a hostname.
+ // Note that any invalid chars are also handled, but these
+ // are the ones that are *expected* to be seen, so we fast-path
+ // them.
+ nonHostChars = ['%', '/', '?', ';', '#'].concat(autoEscape),
+ hostEndingChars = ['/', '?', '#'],
+ hostnameMaxLen = 255,
+ hostnamePartPattern = /^[a-z0-9A-Z_-]{0,63}$/,
+ hostnamePartStart = /^([a-z0-9A-Z_-]{0,63})(.*)$/,
+ // protocols that can allow "unsafe" and "unwise" chars.
+ unsafeProtocol = {
+ 'javascript': true,
+ 'javascript:': true
+ },
+ // protocols that never have a hostname.
+ hostlessProtocol = {
+ 'javascript': true,
+ 'javascript:': true
+ },
+ // protocols that always contain a // bit.
+ slashedProtocol = {
+ 'http': true,
+ 'https': true,
+ 'ftp': true,
+ 'gopher': true,
+ 'file': true,
+ 'http:': true,
+ 'https:': true,
+ 'ftp:': true,
+ 'gopher:': true,
+ 'file:': true
+ },
+ querystring = require('querystring');
+
+function urlParse(url, parseQueryString, slashesDenoteHost) {
+ if (url && isObject(url) && url instanceof Url) return url;
+
+ var u = new Url;
+ u.parse(url, parseQueryString, slashesDenoteHost);
+ return u;
+}
+
+Url.prototype.parse = function(url, parseQueryString, slashesDenoteHost) {
+ if (!isString(url)) {
+ throw new TypeError("Parameter 'url' must be a string, not " + typeof url);
+ }
+
+ var rest = url;
+
+ // trim before proceeding.
+ // This is to support parse stuff like " http://foo.com \n"
+ rest = rest.trim();
+
+ var proto = protocolPattern.exec(rest);
+ if (proto) {
+ proto = proto[0];
+ var lowerProto = proto.toLowerCase();
+ this.protocol = lowerProto;
+ rest = rest.substr(proto.length);
+ }
+
+ // figure out if it's got a host
+ // user at server is *always* interpreted as a hostname, and url
+ // resolution will treat //foo/bar as host=foo,path=bar because that's
+ // how the browser resolves relative URLs.
+ if (slashesDenoteHost || proto || rest.match(/^\/\/[^@\/]+@[^@\/]+/)) {
+ var slashes = rest.substr(0, 2) === '//';
+ if (slashes && !(proto && hostlessProtocol[proto])) {
+ rest = rest.substr(2);
+ this.slashes = true;
+ }
+ }
+
+ if (!hostlessProtocol[proto] &&
+ (slashes || (proto && !slashedProtocol[proto]))) {
+
+ // there's a hostname.
+ // the first instance of /, ?, ;, or # ends the host.
+ //
+ // If there is an @ in the hostname, then non-host chars *are* allowed
+ // to the left of the last @ sign, unless some host-ending character
+ // comes *before* the @-sign.
+ // URLs are obnoxious.
+ //
+ // ex:
+ // http://a@b@c/ => user:a at b host:c
+ // http://a@b?@c => user:a host:c path:/?@c
+
+ // v0.12 TODO(isaacs): This is not quite how Chrome does things.
+ // Review our test case against browsers more comprehensively.
+
+ // find the first instance of any hostEndingChars
+ var hostEnd = -1;
+ for (var i = 0; i < hostEndingChars.length; i++) {
+ var hec = rest.indexOf(hostEndingChars[i]);
+ if (hec !== -1 && (hostEnd === -1 || hec < hostEnd))
+ hostEnd = hec;
+ }
+
+ // at this point, either we have an explicit point where the
+ // auth portion cannot go past, or the last @ char is the decider.
+ var auth, atSign;
+ if (hostEnd === -1) {
+ // atSign can be anywhere.
+ atSign = rest.lastIndexOf('@');
+ } else {
+ // atSign must be in auth portion.
+ // http://a@b/c@d => host:b auth:a path:/c at d
+ atSign = rest.lastIndexOf('@', hostEnd);
+ }
+
+ // Now we have a portion which is definitely the auth.
+ // Pull that off.
+ if (atSign !== -1) {
+ auth = rest.slice(0, atSign);
+ rest = rest.slice(atSign + 1);
+ this.auth = decodeURIComponent(auth);
+ }
+
+ // the host is the remaining to the left of the first non-host char
+ hostEnd = -1;
+ for (var i = 0; i < nonHostChars.length; i++) {
+ var hec = rest.indexOf(nonHostChars[i]);
+ if (hec !== -1 && (hostEnd === -1 || hec < hostEnd))
+ hostEnd = hec;
+ }
+ // if we still have not hit it, then the entire thing is a host.
+ if (hostEnd === -1)
+ hostEnd = rest.length;
+
+ this.host = rest.slice(0, hostEnd);
+ rest = rest.slice(hostEnd);
+
+ // pull out port.
+ this.parseHost();
+
+ // we've indicated that there is a hostname,
+ // so even if it's empty, it has to be present.
+ this.hostname = this.hostname || '';
+
+ // if hostname begins with [ and ends with ]
+ // assume that it's an IPv6 address.
+ var ipv6Hostname = this.hostname[0] === '[' &&
+ this.hostname[this.hostname.length - 1] === ']';
+
+ // validate a little.
+ if (!ipv6Hostname) {
+ var hostparts = this.hostname.split(/\./);
+ for (var i = 0, l = hostparts.length; i < l; i++) {
+ var part = hostparts[i];
+ if (!part) continue;
+ if (!part.match(hostnamePartPattern)) {
+ var newpart = '';
+ for (var j = 0, k = part.length; j < k; j++) {
+ if (part.charCodeAt(j) > 127) {
+ // we replace non-ASCII char with a temporary placeholder
+ // we need this to make sure size of hostname is not
+ // broken by replacing non-ASCII by nothing
+ newpart += 'x';
+ } else {
+ newpart += part[j];
+ }
+ }
+ // we test again with ASCII char only
+ if (!newpart.match(hostnamePartPattern)) {
+ var validParts = hostparts.slice(0, i);
+ var notHost = hostparts.slice(i + 1);
+ var bit = part.match(hostnamePartStart);
+ if (bit) {
+ validParts.push(bit[1]);
+ notHost.unshift(bit[2]);
+ }
+ if (notHost.length) {
+ rest = '/' + notHost.join('.') + rest;
+ }
+ this.hostname = validParts.join('.');
+ break;
+ }
+ }
+ }
+ }
+
+ if (this.hostname.length > hostnameMaxLen) {
+ this.hostname = '';
+ } else {
+ // hostnames are always lower case.
+ this.hostname = this.hostname.toLowerCase();
+ }
+
+ if (!ipv6Hostname) {
+ // IDNA Support: Returns a puny coded representation of "domain".
+ // It only converts the part of the domain name that
+ // has non ASCII characters. I.e. it dosent matter if
+ // you call it with a domain that already is in ASCII.
+ var domainArray = this.hostname.split('.');
+ var newOut = [];
+ for (var i = 0; i < domainArray.length; ++i) {
+ var s = domainArray[i];
+ newOut.push(s.match(/[^A-Za-z0-9_-]/) ?
+ 'xn--' + punycode.encode(s) : s);
+ }
+ this.hostname = newOut.join('.');
+ }
+
+ var p = this.port ? ':' + this.port : '';
+ var h = this.hostname || '';
+ this.host = h + p;
+ this.href += this.host;
+
+ // strip [ and ] from the hostname
+ // the host field still retains them, though
+ if (ipv6Hostname) {
+ this.hostname = this.hostname.substr(1, this.hostname.length - 2);
+ if (rest[0] !== '/') {
+ rest = '/' + rest;
+ }
+ }
+ }
+
+ // now rest is set to the post-host stuff.
+ // chop off any delim chars.
+ if (!unsafeProtocol[lowerProto]) {
+
+ // First, make 100% sure that any "autoEscape" chars get
+ // escaped, even if encodeURIComponent doesn't think they
+ // need to be.
+ for (var i = 0, l = autoEscape.length; i < l; i++) {
+ var ae = autoEscape[i];
+ var esc = encodeURIComponent(ae);
+ if (esc === ae) {
+ esc = escape(ae);
+ }
+ rest = rest.split(ae).join(esc);
+ }
+ }
+
+
+ // chop off from the tail first.
+ var hash = rest.indexOf('#');
+ if (hash !== -1) {
+ // got a fragment string.
+ this.hash = rest.substr(hash);
+ rest = rest.slice(0, hash);
+ }
+ var qm = rest.indexOf('?');
+ if (qm !== -1) {
+ this.search = rest.substr(qm);
+ this.query = rest.substr(qm + 1);
+ if (parseQueryString) {
+ this.query = querystring.parse(this.query);
+ }
+ rest = rest.slice(0, qm);
+ } else if (parseQueryString) {
+ // no query string, but parseQueryString still requested
+ this.search = '';
+ this.query = {};
+ }
+ if (rest) this.pathname = rest;
+ if (slashedProtocol[lowerProto] &&
+ this.hostname && !this.pathname) {
+ this.pathname = '/';
+ }
+
+ //to support http.request
+ if (this.pathname || this.search) {
+ var p = this.pathname || '';
+ var s = this.search || '';
+ this.path = p + s;
+ }
+
+ // finally, reconstruct the href based on what has been validated.
+ this.href = this.format();
+ return this;
+};
+
+// format a parsed object into a url string
+function urlFormat(obj) {
+ // ensure it's an object, and not a string url.
+ // If it's an obj, this is a no-op.
+ // this way, you can call url_format() on strings
+ // to clean up potentially wonky urls.
+ if (isString(obj)) obj = urlParse(obj);
+ if (!(obj instanceof Url)) return Url.prototype.format.call(obj);
+ return obj.format();
+}
+
+Url.prototype.format = function() {
+ var auth = this.auth || '';
+ if (auth) {
+ auth = encodeURIComponent(auth);
+ auth = auth.replace(/%3A/i, ':');
+ auth += '@';
+ }
+
+ var protocol = this.protocol || '',
+ pathname = this.pathname || '',
+ hash = this.hash || '',
+ host = false,
+ query = '';
+
+ if (this.host) {
+ host = auth + this.host;
+ } else if (this.hostname) {
+ host = auth + (this.hostname.indexOf(':') === -1 ?
+ this.hostname :
+ '[' + this.hostname + ']');
+ if (this.port) {
+ host += ':' + this.port;
+ }
+ }
+
+ if (this.query &&
+ isObject(this.query) &&
+ Object.keys(this.query).length) {
+ query = querystring.stringify(this.query);
+ }
+
+ var search = this.search || (query && ('?' + query)) || '';
+
+ if (protocol && protocol.substr(-1) !== ':') protocol += ':';
+
+ // only the slashedProtocols get the //. Not mailto:, xmpp:, etc.
+ // unless they had them to begin with.
+ if (this.slashes ||
+ (!protocol || slashedProtocol[protocol]) && host !== false) {
+ host = '//' + (host || '');
+ if (pathname && pathname.charAt(0) !== '/') pathname = '/' + pathname;
+ } else if (!host) {
+ host = '';
+ }
+
+ if (hash && hash.charAt(0) !== '#') hash = '#' + hash;
+ if (search && search.charAt(0) !== '?') search = '?' + search;
+
+ pathname = pathname.replace(/[?#]/g, function(match) {
+ return encodeURIComponent(match);
+ });
+ search = search.replace('#', '%23');
+
+ return protocol + host + pathname + search + hash;
+};
+
+function urlResolve(source, relative) {
+ return urlParse(source, false, true).resolve(relative);
+}
+
+Url.prototype.resolve = function(relative) {
+ return this.resolveObject(urlParse(relative, false, true)).format();
+};
+
+function urlResolveObject(source, relative) {
+ if (!source) return relative;
+ return urlParse(source, false, true).resolveObject(relative);
+}
+
+Url.prototype.resolveObject = function(relative) {
+ if (isString(relative)) {
+ var rel = new Url();
+ rel.parse(relative, false, true);
+ relative = rel;
+ }
+
+ var result = new Url();
+ Object.keys(this).forEach(function(k) {
+ result[k] = this[k];
+ }, this);
+
+ // hash is always overridden, no matter what.
+ // even href="" will remove it.
+ result.hash = relative.hash;
+
+ // if the relative url is empty, then there's nothing left to do here.
+ if (relative.href === '') {
+ result.href = result.format();
+ return result;
+ }
+
+ // hrefs like //foo/bar always cut to the protocol.
+ if (relative.slashes && !relative.protocol) {
+ // take everything except the protocol from relative
+ Object.keys(relative).forEach(function(k) {
+ if (k !== 'protocol')
+ result[k] = relative[k];
+ });
+
+ //urlParse appends trailing / to urls like http://www.example.com
+ if (slashedProtocol[result.protocol] &&
+ result.hostname && !result.pathname) {
+ result.path = result.pathname = '/';
+ }
+
+ result.href = result.format();
+ return result;
+ }
+
+ if (relative.protocol && relative.protocol !== result.protocol) {
+ // if it's a known url protocol, then changing
+ // the protocol does weird things
+ // first, if it's not file:, then we MUST have a host,
+ // and if there was a path
+ // to begin with, then we MUST have a path.
+ // if it is file:, then the host is dropped,
+ // because that's known to be hostless.
+ // anything else is assumed to be absolute.
+ if (!slashedProtocol[relative.protocol]) {
+ Object.keys(relative).forEach(function(k) {
+ result[k] = relative[k];
+ });
+ result.href = result.format();
+ return result;
+ }
+
+ result.protocol = relative.protocol;
+ if (!relative.host && !hostlessProtocol[relative.protocol]) {
+ var relPath = (relative.pathname || '').split('/');
+ while (relPath.length && !(relative.host = relPath.shift()));
+ if (!relative.host) relative.host = '';
+ if (!relative.hostname) relative.hostname = '';
+ if (relPath[0] !== '') relPath.unshift('');
+ if (relPath.length < 2) relPath.unshift('');
+ result.pathname = relPath.join('/');
+ } else {
+ result.pathname = relative.pathname;
+ }
+ result.search = relative.search;
+ result.query = relative.query;
+ result.host = relative.host || '';
+ result.auth = relative.auth;
+ result.hostname = relative.hostname || relative.host;
+ result.port = relative.port;
+ // to support http.request
+ if (result.pathname || result.search) {
+ var p = result.pathname || '';
+ var s = result.search || '';
+ result.path = p + s;
+ }
+ result.slashes = result.slashes || relative.slashes;
+ result.href = result.format();
+ return result;
+ }
+
+ var isSourceAbs = (result.pathname && result.pathname.charAt(0) === '/'),
+ isRelAbs = (
+ relative.host ||
+ relative.pathname && relative.pathname.charAt(0) === '/'
+ ),
+ mustEndAbs = (isRelAbs || isSourceAbs ||
+ (result.host && relative.pathname)),
+ removeAllDots = mustEndAbs,
+ srcPath = result.pathname && result.pathname.split('/') || [],
+ relPath = relative.pathname && relative.pathname.split('/') || [],
+ psychotic = result.protocol && !slashedProtocol[result.protocol];
+
+ // if the url is a non-slashed url, then relative
+ // links like ../.. should be able
+ // to crawl up to the hostname, as well. This is strange.
+ // result.protocol has already been set by now.
+ // Later on, put the first path part into the host field.
+ if (psychotic) {
+ result.hostname = '';
+ result.port = null;
+ if (result.host) {
+ if (srcPath[0] === '') srcPath[0] = result.host;
+ else srcPath.unshift(result.host);
+ }
+ result.host = '';
+ if (relative.protocol) {
+ relative.hostname = null;
+ relative.port = null;
+ if (relative.host) {
+ if (relPath[0] === '') relPath[0] = relative.host;
+ else relPath.unshift(relative.host);
+ }
+ relative.host = null;
+ }
+ mustEndAbs = mustEndAbs && (relPath[0] === '' || srcPath[0] === '');
+ }
+
+ if (isRelAbs) {
+ // it's absolute.
+ result.host = (relative.host || relative.host === '') ?
+ relative.host : result.host;
+ result.hostname = (relative.hostname || relative.hostname === '') ?
+ relative.hostname : result.hostname;
+ result.search = relative.search;
+ result.query = relative.query;
+ srcPath = relPath;
+ // fall through to the dot-handling below.
+ } else if (relPath.length) {
+ // it's relative
+ // throw away the existing file, and take the new path instead.
+ if (!srcPath) srcPath = [];
+ srcPath.pop();
+ srcPath = srcPath.concat(relPath);
+ result.search = relative.search;
+ result.query = relative.query;
+ } else if (!isNullOrUndefined(relative.search)) {
+ // just pull out the search.
+ // like href='?foo'.
+ // Put this after the other two cases because it simplifies the booleans
+ if (psychotic) {
+ result.hostname = result.host = srcPath.shift();
+ //occationaly the auth can get stuck only in host
+ //this especialy happens in cases like
+ //url.resolveObject('mailto:local1 at domain1', 'local2 at domain2')
+ var authInHost = result.host && result.host.indexOf('@') > 0 ?
+ result.host.split('@') : false;
+ if (authInHost) {
+ result.auth = authInHost.shift();
+ result.host = result.hostname = authInHost.shift();
+ }
+ }
+ result.search = relative.search;
+ result.query = relative.query;
+ //to support http.request
+ if (!isNull(result.pathname) || !isNull(result.search)) {
+ result.path = (result.pathname ? result.pathname : '') +
+ (result.search ? result.search : '');
+ }
+ result.href = result.format();
+ return result;
+ }
+
+ if (!srcPath.length) {
+ // no path at all. easy.
+ // we've already handled the other stuff above.
+ result.pathname = null;
+ //to support http.request
+ if (result.search) {
+ result.path = '/' + result.search;
+ } else {
+ result.path = null;
+ }
+ result.href = result.format();
+ return result;
+ }
+
+ // if a url ENDs in . or .., then it must get a trailing slash.
+ // however, if it ends in anything else non-slashy,
+ // then it must NOT get a trailing slash.
+ var last = srcPath.slice(-1)[0];
+ var hasTrailingSlash = (
+ (result.host || relative.host) && (last === '.' || last === '..') ||
+ last === '');
+
+ // strip single dots, resolve double dots to parent dir
+ // if the path tries to go above the root, `up` ends up > 0
+ var up = 0;
+ for (var i = srcPath.length; i >= 0; i--) {
+ last = srcPath[i];
+ if (last == '.') {
+ srcPath.splice(i, 1);
+ } else if (last === '..') {
+ srcPath.splice(i, 1);
+ up++;
+ } else if (up) {
+ srcPath.splice(i, 1);
+ up--;
+ }
+ }
+
+ // if the path is allowed to go above the root, restore leading ..s
+ if (!mustEndAbs && !removeAllDots) {
+ for (; up--; up) {
+ srcPath.unshift('..');
+ }
+ }
+
+ if (mustEndAbs && srcPath[0] !== '' &&
+ (!srcPath[0] || srcPath[0].charAt(0) !== '/')) {
+ srcPath.unshift('');
+ }
+
+ if (hasTrailingSlash && (srcPath.join('/').substr(-1) !== '/')) {
+ srcPath.push('');
+ }
+
+ var isAbsolute = srcPath[0] === '' ||
+ (srcPath[0] && srcPath[0].charAt(0) === '/');
+
+ // put the host back
+ if (psychotic) {
+ result.hostname = result.host = isAbsolute ? '' :
+ srcPath.length ? srcPath.shift() : '';
+ //occationaly the auth can get stuck only in host
+ //this especialy happens in cases like
+ //url.resolveObject('mailto:local1 at domain1', 'local2 at domain2')
+ var authInHost = result.host && result.host.indexOf('@') > 0 ?
+ result.host.split('@') : false;
+ if (authInHost) {
+ result.auth = authInHost.shift();
+ result.host = result.hostname = authInHost.shift();
+ }
+ }
+
+ mustEndAbs = mustEndAbs || (result.host && srcPath.length);
+
+ if (mustEndAbs && !isAbsolute) {
+ srcPath.unshift('');
+ }
+
+ if (!srcPath.length) {
+ result.pathname = null;
+ result.path = null;
+ } else {
+ result.pathname = srcPath.join('/');
+ }
+
+ //to support request.http
+ if (!isNull(result.pathname) || !isNull(result.search)) {
+ result.path = (result.pathname ? result.pathname : '') +
+ (result.search ? result.search : '');
+ }
+ result.auth = relative.auth || result.auth;
+ result.slashes = result.slashes || relative.slashes;
+ result.href = result.format();
+ return result;
+};
+
+Url.prototype.parseHost = function() {
+ var host = this.host;
+ var port = portPattern.exec(host);
+ if (port) {
+ port = port[0];
+ if (port !== ':') {
+ this.port = port.substr(1);
+ }
+ host = host.substr(0, host.length - port.length);
+ }
+ if (host) this.hostname = host;
+};
+
+function isString(arg) {
+ return typeof arg === "string";
+}
+
+function isObject(arg) {
+ return typeof arg === 'object' && arg !== null;
+}
+
+function isNull(arg) {
+ return arg === null;
+}
+function isNullOrUndefined(arg) {
+ return arg == null;
+}
+
+},{"punycode":54,"querystring":53}],56:[function(require,module,exports){
+
+/**
+ * This is the web browser implementation of `debug()`.
+ *
+ * Expose `debug()` as the module.
+ */
+
+exports = module.exports = require('./debug');
+exports.log = log;
+exports.formatArgs = formatArgs;
+exports.save = save;
+exports.load = load;
+exports.useColors = useColors;
+
+/**
+ * Colors.
+ */
+
+exports.colors = [
+ 'lightseagreen',
+ 'forestgreen',
+ 'goldenrod',
+ 'dodgerblue',
+ 'darkorchid',
+ 'crimson'
+];
+
+/**
+ * Currently only WebKit-based Web Inspectors, Firefox >= v31,
+ * and the Firebug extension (any Firefox version) are known
+ * to support "%c" CSS customizations.
+ *
+ * TODO: add a `localStorage` variable to explicitly enable/disable colors
+ */
+
+function useColors() {
+ // is webkit? http://stackoverflow.com/a/16459606/376773
+ return ('WebkitAppearance' in document.documentElement.style) ||
+ // is firebug? http://stackoverflow.com/a/398120/376773
+ (window.console && (console.firebug || (console.exception && console.table))) ||
+ // is firefox >= v31?
+ // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
+ (navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31);
+}
+
+/**
+ * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
+ */
+
+exports.formatters.j = function(v) {
+ return JSON.stringify(v);
+};
+
+
+/**
+ * Colorize log arguments if enabled.
+ *
+ * @api public
+ */
+
+function formatArgs() {
+ var args = arguments;
+ var useColors = this.useColors;
+
+ args[0] = (useColors ? '%c' : '')
+ + this.namespace
+ + (useColors ? ' %c' : ' ')
+ + args[0]
+ + (useColors ? '%c ' : ' ')
+ + '+' + exports.humanize(this.diff);
+
+ if (!useColors) return args;
+
+ var c = 'color: ' + this.color;
+ args = [args[0], c, 'color: inherit'].concat(Array.prototype.slice.call(args, 1));
+
+ // the final "%c" is somewhat tricky, because there could be other
+ // arguments passed either before or after the %c, so we need to
+ // figure out the correct index to insert the CSS into
+ var index = 0;
+ var lastC = 0;
+ args[0].replace(/%[a-z%]/g, function(match) {
+ if ('%%' === match) return;
+ index++;
+ if ('%c' === match) {
+ // we only are interested in the *last* %c
+ // (the user may have provided their own)
+ lastC = index;
+ }
+ });
+
+ args.splice(lastC, 0, c);
+ return args;
+}
+
+/**
+ * Invokes `console.log()` when available.
+ * No-op when `console.log` is not a "function".
+ *
+ * @api public
+ */
+
+function log() {
+ // This hackery is required for IE8,
+ // where the `console.log` function doesn't have 'apply'
+ return 'object' == typeof console
+ && 'function' == typeof console.log
+ && Function.prototype.apply.call(console.log, console, arguments);
+}
+
+/**
+ * Save `namespaces`.
+ *
+ * @param {String} namespaces
+ * @api private
+ */
+
+function save(namespaces) {
+ try {
+ if (null == namespaces) {
+ localStorage.removeItem('debug');
+ } else {
+ localStorage.debug = namespaces;
+ }
+ } catch(e) {}
+}
+
+/**
+ * Load `namespaces`.
+ *
+ * @return {String} returns the previously persisted debug modes
+ * @api private
+ */
+
+function load() {
+ var r;
+ try {
+ r = localStorage.debug;
+ } catch(e) {}
+ return r;
+}
+
+/**
+ * Enable namespaces listed in `localStorage.debug` initially.
+ */
+
+exports.enable(load());
+
+},{"./debug":57}],57:[function(require,module,exports){
+
+/**
+ * This is the common logic for both the Node.js and web browser
+ * implementations of `debug()`.
+ *
+ * Expose `debug()` as the module.
+ */
+
+exports = module.exports = debug;
+exports.coerce = coerce;
+exports.disable = disable;
+exports.enable = enable;
+exports.enabled = enabled;
+exports.humanize = require('ms');
+
+/**
+ * The currently active debug mode names, and names to skip.
+ */
+
+exports.names = [];
+exports.skips = [];
+
+/**
+ * Map of special "%n" handling functions, for the debug "format" argument.
+ *
+ * Valid key names are a single, lowercased letter, i.e. "n".
+ */
+
+exports.formatters = {};
+
+/**
+ * Previously assigned color.
+ */
+
+var prevColor = 0;
+
+/**
+ * Previous log timestamp.
+ */
+
+var prevTime;
+
+/**
+ * Select a color.
+ *
+ * @return {Number}
+ * @api private
+ */
+
+function selectColor() {
+ return exports.colors[prevColor++ % exports.colors.length];
+}
+
+/**
+ * Create a debugger with the given `namespace`.
+ *
+ * @param {String} namespace
+ * @return {Function}
+ * @api public
+ */
+
+function debug(namespace) {
+
+ // define the `disabled` version
+ function disabled() {
+ }
+ disabled.enabled = false;
+
+ // define the `enabled` version
+ function enabled() {
+
+ var self = enabled;
+
+ // set `diff` timestamp
+ var curr = +new Date();
+ var ms = curr - (prevTime || curr);
+ self.diff = ms;
+ self.prev = prevTime;
+ self.curr = curr;
+ prevTime = curr;
+
+ // add the `color` if not set
+ if (null == self.useColors) self.useColors = exports.useColors();
+ if (null == self.color && self.useColors) self.color = selectColor();
+
+ var args = Array.prototype.slice.call(arguments);
+
+ args[0] = exports.coerce(args[0]);
+
+ if ('string' !== typeof args[0]) {
+ // anything else let's inspect with %o
+ args = ['%o'].concat(args);
+ }
+
+ // apply any `formatters` transformations
+ var index = 0;
+ args[0] = args[0].replace(/%([a-z%])/g, function(match, format) {
+ // if we encounter an escaped % then don't increase the array index
+ if (match === '%%') return match;
+ index++;
+ var formatter = exports.formatters[format];
+ if ('function' === typeof formatter) {
+ var val = args[index];
+ match = formatter.call(self, val);
+
+ // now we need to remove `args[index]` since it's inlined in the `format`
+ args.splice(index, 1);
+ index--;
+ }
+ return match;
+ });
+
+ if ('function' === typeof exports.formatArgs) {
+ args = exports.formatArgs.apply(self, args);
+ }
+ var logFn = enabled.log || exports.log || console.log.bind(console);
+ logFn.apply(self, args);
+ }
+ enabled.enabled = true;
+
+ var fn = exports.enabled(namespace) ? enabled : disabled;
+
+ fn.namespace = namespace;
+
+ return fn;
+}
+
+/**
+ * Enables a debug mode by namespaces. This can include modes
+ * separated by a colon and wildcards.
+ *
+ * @param {String} namespaces
+ * @api public
+ */
+
+function enable(namespaces) {
+ exports.save(namespaces);
+
+ var split = (namespaces || '').split(/[\s,]+/);
+ var len = split.length;
+
+ for (var i = 0; i < len; i++) {
+ if (!split[i]) continue; // ignore empty strings
+ namespaces = split[i].replace(/\*/g, '.*?');
+ if (namespaces[0] === '-') {
+ exports.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
+ } else {
+ exports.names.push(new RegExp('^' + namespaces + '$'));
+ }
+ }
+}
+
+/**
+ * Disable debug output.
+ *
+ * @api public
+ */
+
+function disable() {
+ exports.enable('');
+}
+
+/**
+ * Returns true if the given mode name is enabled, false otherwise.
+ *
+ * @param {String} name
+ * @return {Boolean}
+ * @api public
+ */
+
+function enabled(name) {
+ var i, len;
+ for (i = 0, len = exports.skips.length; i < len; i++) {
+ if (exports.skips[i].test(name)) {
+ return false;
+ }
+ }
+ for (i = 0, len = exports.names.length; i < len; i++) {
+ if (exports.names[i].test(name)) {
+ return true;
+ }
+ }
+ return false;
+}
+
+/**
+ * Coerce `val`.
+ *
+ * @param {Mixed} val
+ * @return {Mixed}
+ * @api private
+ */
+
+function coerce(val) {
+ if (val instanceof Error) return val.stack || val.message;
+ return val;
+}
+
+},{"ms":58}],58:[function(require,module,exports){
+/**
+ * Helpers.
+ */
+
+var s = 1000;
+var m = s * 60;
+var h = m * 60;
+var d = h * 24;
+var y = d * 365.25;
+
+/**
+ * Parse or format the given `val`.
+ *
+ * Options:
+ *
+ * - `long` verbose formatting [false]
+ *
+ * @param {String|Number} val
+ * @param {Object} options
+ * @return {String|Number}
+ * @api public
+ */
+
+module.exports = function(val, options){
+ options = options || {};
+ if ('string' == typeof val) return parse(val);
+ return options.long
+ ? long(val)
+ : short(val);
+};
+
+/**
+ * Parse the given `str` and return milliseconds.
+ *
+ * @param {String} str
+ * @return {Number}
+ * @api private
+ */
+
+function parse(str) {
+ var match = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(str);
+ if (!match) return;
+ var n = parseFloat(match[1]);
+ var type = (match[2] || 'ms').toLowerCase();
+ switch (type) {
+ case 'years':
+ case 'year':
+ case 'y':
+ return n * y;
+ case 'days':
+ case 'day':
+ case 'd':
+ return n * d;
+ case 'hours':
+ case 'hour':
+ case 'h':
+ return n * h;
+ case 'minutes':
+ case 'minute':
+ case 'm':
+ return n * m;
+ case 'seconds':
+ case 'second':
+ case 's':
+ return n * s;
+ case 'ms':
+ return n;
+ }
+}
+
+/**
+ * Short format for `ms`.
+ *
+ * @param {Number} ms
+ * @return {String}
+ * @api private
+ */
+
+function short(ms) {
+ if (ms >= d) return Math.round(ms / d) + 'd';
+ if (ms >= h) return Math.round(ms / h) + 'h';
+ if (ms >= m) return Math.round(ms / m) + 'm';
+ if (ms >= s) return Math.round(ms / s) + 's';
+ return ms + 'ms';
+}
+
+/**
+ * Long format for `ms`.
+ *
+ * @param {Number} ms
+ * @return {String}
+ * @api private
+ */
+
+function long(ms) {
+ return plural(ms, d, 'day')
+ || plural(ms, h, 'hour')
+ || plural(ms, m, 'minute')
+ || plural(ms, s, 'second')
+ || ms + ' ms';
+}
+
+/**
+ * Pluralization helper.
+ */
+
+function plural(ms, n, name) {
+ if (ms < n) return;
+ if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name;
+ return Math.ceil(ms / n) + ' ' + name + 's';
+}
+
+},{}],59:[function(require,module,exports){
+if (typeof Object.create === 'function') {
+ // implementation from standard node.js 'util' module
+ module.exports = function inherits(ctor, superCtor) {
+ ctor.super_ = superCtor
+ ctor.prototype = Object.create(superCtor.prototype, {
+ constructor: {
+ value: ctor,
+ enumerable: false,
+ writable: true,
+ configurable: true
+ }
+ });
+ };
+} else {
+ // old school shim for old browsers
+ module.exports = function inherits(ctor, superCtor) {
+ ctor.super_ = superCtor
+ var TempCtor = function () {}
+ TempCtor.prototype = superCtor.prototype
+ ctor.prototype = new TempCtor()
+ ctor.prototype.constructor = ctor
+ }
+}
+
+},{}],60:[function(require,module,exports){
+(function (global){
+/*! JSON v3.3.2 | http://bestiejs.github.io/json3 | Copyright 2012-2014, Kit Cambridge | http://kit.mit-license.org */
+;(function () {
+ // Detect the `define` function exposed by asynchronous module loaders. The
+ // strict `define` check is necessary for compatibility with `r.js`.
+ var isLoader = typeof define === "function" && define.amd;
+
+ // A set of types used to distinguish objects from primitives.
+ var objectTypes = {
+ "function": true,
+ "object": true
+ };
+
+ // Detect the `exports` object exposed by CommonJS implementations.
+ var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
+
+ // Use the `global` object exposed by Node (including Browserify via
+ // `insert-module-globals`), Narwhal, and Ringo as the default context,
+ // and the `window` object in browsers. Rhino exports a `global` function
+ // instead.
+ var root = objectTypes[typeof window] && window || this,
+ freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == "object" && global;
+
+ if (freeGlobal && (freeGlobal["global"] === freeGlobal || freeGlobal["window"] === freeGlobal || freeGlobal["self"] === freeGlobal)) {
+ root = freeGlobal;
+ }
+
+ // Public: Initializes JSON 3 using the given `context` object, attaching the
+ // `stringify` and `parse` functions to the specified `exports` object.
+ function runInContext(context, exports) {
+ context || (context = root["Object"]());
+ exports || (exports = root["Object"]());
+
+ // Native constructor aliases.
+ var Number = context["Number"] || root["Number"],
+ String = context["String"] || root["String"],
+ Object = context["Object"] || root["Object"],
+ Date = context["Date"] || root["Date"],
+ SyntaxError = context["SyntaxError"] || root["SyntaxError"],
+ TypeError = context["TypeError"] || root["TypeError"],
+ Math = context["Math"] || root["Math"],
+ nativeJSON = context["JSON"] || root["JSON"];
+
+ // Delegate to the native `stringify` and `parse` implementations.
+ if (typeof nativeJSON == "object" && nativeJSON) {
+ exports.stringify = nativeJSON.stringify;
+ exports.parse = nativeJSON.parse;
+ }
+
+ // Convenience aliases.
+ var objectProto = Object.prototype,
+ getClass = objectProto.toString,
+ isProperty, forEach, undef;
+
+ // Test the `Date#getUTC*` methods. Based on work by @Yaffle.
+ var isExtended = new Date(-3509827334573292);
+ try {
+ // The `getUTCFullYear`, `Month`, and `Date` methods return nonsensical
+ // results for certain dates in Opera >= 10.53.
+ isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 &&
+ // Safari < 2.0.2 stores the internal millisecond time value correctly,
+ // but clips the values returned by the date methods to the range of
+ // signed 32-bit integers ([-2 ** 31, 2 ** 31 - 1]).
+ isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708;
+ } catch (exception) {}
+
+ // Internal: Determines whether the native `JSON.stringify` and `parse`
+ // implementations are spec-compliant. Based on work by Ken Snyder.
+ function has(name) {
+ if (has[name] !== undef) {
+ // Return cached feature test result.
+ return has[name];
+ }
+ var isSupported;
+ if (name == "bug-string-char-index") {
+ // IE <= 7 doesn't support accessing string characters using square
+ // bracket notation. IE 8 only supports this for primitives.
+ isSupported = "a"[0] != "a";
+ } else if (name == "json") {
+ // Indicates whether both `JSON.stringify` and `JSON.parse` are
+ // supported.
+ isSupported = has("json-stringify") && has("json-parse");
+ } else {
+ var value, serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
+ // Test `JSON.stringify`.
+ if (name == "json-stringify") {
+ var stringify = exports.stringify, stringifySupported = typeof stringify == "function" && isExtended;
+ if (stringifySupported) {
+ // A test function object with a custom `toJSON` method.
+ (value = function () {
+ return 1;
+ }).toJSON = value;
+ try {
+ stringifySupported =
+ // Firefox 3.1b1 and b2 serialize string, number, and boolean
+ // primitives as object literals.
+ stringify(0) === "0" &&
+ // FF 3.1b1, b2, and JSON 2 serialize wrapped primitives as object
+ // literals.
+ stringify(new Number()) === "0" &&
+ stringify(new String()) == '""' &&
+ // FF 3.1b1, 2 throw an error if the value is `null`, `undefined`, or
+ // does not define a canonical JSON representation (this applies to
+ // objects with `toJSON` properties as well, *unless* they are nested
+ // within an object or array).
+ stringify(getClass) === undef &&
+ // IE 8 serializes `undefined` as `"undefined"`. Safari <= 5.1.7 and
+ // FF 3.1b3 pass this test.
+ stringify(undef) === undef &&
+ // Safari <= 5.1.7 and FF 3.1b3 throw `Error`s and `TypeError`s,
+ // respectively, if the value is omitted entirely.
+ stringify() === undef &&
+ // FF 3.1b1, 2 throw an error if the given value is not a number,
+ // string, array, object, Boolean, or `null` literal. This applies to
+ // objects with custom `toJSON` methods as well, unless they are nested
+ // inside object or array literals. YUI 3.0.0b1 ignores custom `toJSON`
+ // methods entirely.
+ stringify(value) === "1" &&
+ stringify([value]) == "[1]" &&
+ // Prototype <= 1.6.1 serializes `[undefined]` as `"[]"` instead of
+ // `"[null]"`.
+ stringify([undef]) == "[null]" &&
+ // YUI 3.0.0b1 fails to serialize `null` literals.
+ stringify(null) == "null" &&
+ // FF 3.1b1, 2 halts serialization if an array contains a function:
+ // `[1, true, getClass, 1]` serializes as "[1,true,],". FF 3.1b3
+ // elides non-JSON values from objects and arrays, unless they
+ // define custom `toJSON` methods.
+ stringify([undef, getClass, null]) == "[null,null,null]" &&
+ // Simple serialization test. FF 3.1b1 uses Unicode escape sequences
+ // where character escape codes are expected (e.g., `\b` => `\u0008`).
+ stringify({ "a": [value, true, false, null, "\x00\b\n\f\r\t"] }) == serialized &&
+ // FF 3.1b1 and b2 ignore the `filter` and `width` arguments.
+ stringify(null, value) === "1" &&
+ stringify([1, 2], null, 1) == "[\n 1,\n 2\n]" &&
+ // JSON 2, Prototype <= 1.7, and older WebKit builds incorrectly
+ // serialize extended years.
+ stringify(new Date(-8.64e15)) == '"-271821-04-20T00:00:00.000Z"' &&
+ // The milliseconds are optional in ES 5, but required in 5.1.
+ stringify(new Date(8.64e15)) == '"+275760-09-13T00:00:00.000Z"' &&
+ // Firefox <= 11.0 incorrectly serializes years prior to 0 as negative
+ // four-digit years instead of six-digit years. Credits: @Yaffle.
+ stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' &&
+ // Safari <= 5.1.5 and Opera >= 10.53 incorrectly serialize millisecond
+ // values less than 1000. Credits: @Yaffle.
+ stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"';
+ } catch (exception) {
+ stringifySupported = false;
+ }
+ }
+ isSupported = stringifySupported;
+ }
+ // Test `JSON.parse`.
+ if (name == "json-parse") {
+ var parse = exports.parse;
+ if (typeof parse == "function") {
+ try {
+ // FF 3.1b1, b2 will throw an exception if a bare literal is provided.
+ // Conforming implementations should also coerce the initial argument to
+ // a string prior to parsing.
+ if (parse("0") === 0 && !parse(false)) {
+ // Simple parsing test.
+ value = parse(serialized);
+ var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
+ if (parseSupported) {
+ try {
+ // Safari <= 5.1.2 and FF 3.1b1 allow unescaped tabs in strings.
+ parseSupported = !parse('"\t"');
+ } catch (exception) {}
+ if (parseSupported) {
+ try {
+ // FF 4.0 and 4.0.1 allow leading `+` signs and leading
+ // decimal points. FF 4.0, 4.0.1, and IE 9-10 also allow
+ // certain octal literals.
+ parseSupported = parse("01") !== 1;
+ } catch (exception) {}
+ }
+ if (parseSupported) {
+ try {
+ // FF 4.0, 4.0.1, and Rhino 1.7R3-R4 allow trailing decimal
+ // points. These environments, along with FF 3.1b1 and 2,
+ // also allow trailing commas in JSON objects and arrays.
+ parseSupported = parse("1.") !== 1;
+ } catch (exception) {}
+ }
+ }
+ }
+ } catch (exception) {
+ parseSupported = false;
+ }
+ }
+ isSupported = parseSupported;
+ }
+ }
+ return has[name] = !!isSupported;
+ }
+
+ if (!has("json")) {
+ // Common `[[Class]]` name aliases.
+ var functionClass = "[object Function]",
+ dateClass = "[object Date]",
+ numberClass = "[object Number]",
+ stringClass = "[object String]",
+ arrayClass = "[object Array]",
+ booleanClass = "[object Boolean]";
+
+ // Detect incomplete support for accessing string characters by index.
+ var charIndexBuggy = has("bug-string-char-index");
+
+ // Define additional utility methods if the `Date` methods are buggy.
+ if (!isExtended) {
+ var floor = Math.floor;
+ // A mapping between the months of the year and the number of days between
+ // January 1st and the first of the respective month.
+ var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
+ // Internal: Calculates the number of days between the Unix epoch and the
+ // first day of the given month.
+ var getDay = function (year, month) {
+ return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400);
+ };
+ }
+
+ // Internal: Determines if a property is a direct property of the given
+ // object. Delegates to the native `Object#hasOwnProperty` method.
+ if (!(isProperty = objectProto.hasOwnProperty)) {
+ isProperty = function (property) {
+ var members = {}, constructor;
+ if ((members.__proto__ = null, members.__proto__ = {
+ // The *proto* property cannot be set multiple times in recent
+ // versions of Firefox and SeaMonkey.
+ "toString": 1
+ }, members).toString != getClass) {
+ // Safari <= 2.0.3 doesn't implement `Object#hasOwnProperty`, but
+ // supports the mutable *proto* property.
+ isProperty = function (property) {
+ // Capture and break the object's prototype chain (see section 8.6.2
+ // of the ES 5.1 spec). The parenthesized expression prevents an
+ // unsafe transformation by the Closure Compiler.
+ var original = this.__proto__, result = property in (this.__proto__ = null, this);
+ // Restore the original prototype chain.
+ this.__proto__ = original;
+ return result;
+ };
+ } else {
+ // Capture a reference to the top-level `Object` constructor.
+ constructor = members.constructor;
+ // Use the `constructor` property to simulate `Object#hasOwnProperty` in
+ // other environments.
+ isProperty = function (property) {
+ var parent = (this.constructor || constructor).prototype;
+ return property in this && !(property in parent && this[property] === parent[property]);
+ };
+ }
+ members = null;
+ return isProperty.call(this, property);
+ };
+ }
+
+ // Internal: Normalizes the `for...in` iteration algorithm across
+ // environments. Each enumerated key is yielded to a `callback` function.
+ forEach = function (object, callback) {
+ var size = 0, Properties, members, property;
+
+ // Tests for bugs in the current environment's `for...in` algorithm. The
+ // `valueOf` property inherits the non-enumerable flag from
+ // `Object.prototype` in older versions of IE, Netscape, and Mozilla.
+ (Properties = function () {
+ this.valueOf = 0;
+ }).prototype.valueOf = 0;
+
+ // Iterate over a new instance of the `Properties` class.
+ members = new Properties();
+ for (property in members) {
+ // Ignore all properties inherited from `Object.prototype`.
+ if (isProperty.call(members, property)) {
+ size++;
+ }
+ }
+ Properties = members = null;
+
+ // Normalize the iteration algorithm.
+ if (!size) {
+ // A list of non-enumerable properties inherited from `Object.prototype`.
+ members = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"];
+ // IE <= 8, Mozilla 1.0, and Netscape 6.2 ignore shadowed non-enumerable
+ // properties.
+ forEach = function (object, callback) {
+ var isFunction = getClass.call(object) == functionClass, property, length;
+ var hasProperty = !isFunction && typeof object.constructor != "function" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;
+ for (property in object) {
+ // Gecko <= 1.0 enumerates the `prototype` property of functions under
+ // certain conditions; IE does not.
+ if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
+ callback(property);
+ }
+ }
+ // Manually invoke the callback for each non-enumerable property.
+ for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));
+ };
+ } else if (size == 2) {
+ // Safari <= 2.0.4 enumerates shadowed properties twice.
+ forEach = function (object, callback) {
+ // Create a set of iterated properties.
+ var members = {}, isFunction = getClass.call(object) == functionClass, property;
+ for (property in object) {
+ // Store each property name to prevent double enumeration. The
+ // `prototype` property of functions is not enumerated due to cross-
+ // environment inconsistencies.
+ if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
+ callback(property);
+ }
+ }
+ };
+ } else {
+ // No bugs detected; use the standard `for...in` algorithm.
+ forEach = function (object, callback) {
+ var isFunction = getClass.call(object) == functionClass, property, isConstructor;
+ for (property in object) {
+ if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
+ callback(property);
+ }
+ }
+ // Manually invoke the callback for the `constructor` property due to
+ // cross-environment inconsistencies.
+ if (isConstructor || isProperty.call(object, (property = "constructor"))) {
+ callback(property);
+ }
+ };
+ }
+ return forEach(object, callback);
+ };
+
+ // Public: Serializes a JavaScript `value` as a JSON string. The optional
+ // `filter` argument may specify either a function that alters how object and
+ // array members are serialized, or an array of strings and numbers that
+ // indicates which properties should be serialized. The optional `width`
+ // argument may be either a string or number that specifies the indentation
+ // level of the output.
+ if (!has("json-stringify")) {
+ // Internal: A map of control characters and their escaped equivalents.
+ var Escapes = {
+ 92: "\\\\",
+ 34: '\\"',
+ 8: "\\b",
+ 12: "\\f",
+ 10: "\\n",
+ 13: "\\r",
+ 9: "\\t"
+ };
+
+ // Internal: Converts `value` into a zero-padded string such that its
+ // length is at least equal to `width`. The `width` must be <= 6.
+ var leadingZeroes = "000000";
+ var toPaddedString = function (width, value) {
+ // The `|| 0` expression is necessary to work around a bug in
+ // Opera <= 7.54u2 where `0 == -0`, but `String(-0) !== "0"`.
+ return (leadingZeroes + (value || 0)).slice(-width);
+ };
+
+ // Internal: Double-quotes a string `value`, replacing all ASCII control
+ // characters (characters with code unit values between 0 and 31) with
+ // their escaped equivalents. This is an implementation of the
+ // `Quote(value)` operation defined in ES 5.1 section 15.12.3.
+ var unicodePrefix = "\\u00";
+ var quote = function (value) {
+ var result = '"', index = 0, length = value.length, useCharIndex = !charIndexBuggy || length > 10;
+ var symbols = useCharIndex && (charIndexBuggy ? value.split("") : value);
+ for (; index < length; index++) {
+ var charCode = value.charCodeAt(index);
+ // If the character is a control character, append its Unicode or
+ // shorthand escape sequence; otherwise, append the character as-is.
+ switch (charCode) {
+ case 8: case 9: case 10: case 12: case 13: case 34: case 92:
+ result += Escapes[charCode];
+ break;
+ default:
+ if (charCode < 32) {
+ result += unicodePrefix + toPaddedString(2, charCode.toString(16));
+ break;
+ }
+ result += useCharIndex ? symbols[index] : value.charAt(index);
+ }
+ }
+ return result + '"';
+ };
+
+ // Internal: Recursively serializes an object. Implements the
+ // `Str(key, holder)`, `JO(value)`, and `JA(value)` operations.
+ var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {
+ var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;
+ try {
+ // Necessary for host object support.
+ value = object[property];
+ } catch (exception) {}
+ if (typeof value == "object" && value) {
+ className = getClass.call(value);
+ if (className == dateClass && !isProperty.call(value, "toJSON")) {
+ if (value > -1 / 0 && value < 1 / 0) {
+ // Dates are serialized according to the `Date#toJSON` method
+ // specified in ES 5.1 section 15.9.5.44. See section 15.9.1.15
+ // for the ISO 8601 date time string format.
+ if (getDay) {
+ // Manually compute the year, month, date, hours, minutes,
+ // seconds, and milliseconds if the `getUTC*` methods are
+ // buggy. Adapted from @Yaffle's `date-shim` project.
+ date = floor(value / 864e5);
+ for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);
+ for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);
+ date = 1 + date - getDay(year, month);
+ // The `time` value specifies the time within the day (see ES
+ // 5.1 section 15.9.1.2). The formula `(A % B + B) % B` is used
+ // to compute `A modulo B`, as the `%` operator does not
+ // correspond to the `modulo` operation for negative numbers.
+ time = (value % 864e5 + 864e5) % 864e5;
+ // The hours, minutes, seconds, and milliseconds are obtained by
+ // decomposing the time within the day. See section 15.9.1.10.
+ hours = floor(time / 36e5) % 24;
+ minutes = floor(time / 6e4) % 60;
+ seconds = floor(time / 1e3) % 60;
+ milliseconds = time % 1e3;
+ } else {
+ year = value.getUTCFullYear();
+ month = value.getUTCMonth();
+ date = value.getUTCDate();
+ hours = value.getUTCHours();
+ minutes = value.getUTCMinutes();
+ seconds = value.getUTCSeconds();
+ milliseconds = value.getUTCMilliseconds();
+ }
+ // Serialize extended years correctly.
+ value = (year <= 0 || year >= 1e4 ? (year < 0 ? "-" : "+") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) +
+ "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) +
+ // Months, dates, hours, minutes, and seconds should have two
+ // digits; milliseconds should have three.
+ "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) +
+ // Milliseconds are optional in ES 5.0, but required in 5.1.
+ "." + toPaddedString(3, milliseconds) + "Z";
+ } else {
+ value = null;
+ }
+ } else if (typeof value.toJSON == "function" && ((className != numberClass && className != stringClass && className != arrayClass) || isProperty.call(value, "toJSON"))) {
+ // Prototype <= 1.6.1 adds non-standard `toJSON` methods to the
+ // `Number`, `String`, `Date`, and `Array` prototypes. JSON 3
+ // ignores all `toJSON` methods on these objects unless they are
+ // defined directly on an instance.
+ value = value.toJSON(property);
+ }
+ }
+ if (callback) {
+ // If a replacement function was provided, call it to obtain the value
+ // for serialization.
+ value = callback.call(object, property, value);
+ }
+ if (value === null) {
+ return "null";
+ }
+ className = getClass.call(value);
+ if (className == booleanClass) {
+ // Booleans are represented literally.
+ return "" + value;
+ } else if (className == numberClass) {
+ // JSON numbers must be finite. `Infinity` and `NaN` are serialized as
+ // `"null"`.
+ return value > -1 / 0 && value < 1 / 0 ? "" + value : "null";
+ } else if (className == stringClass) {
+ // Strings are double-quoted and escaped.
+ return quote("" + value);
+ }
+ // Recursively serialize objects and arrays.
+ if (typeof value == "object") {
+ // Check for cyclic structures. This is a linear search; performance
+ // is inversely proportional to the number of unique nested objects.
+ for (length = stack.length; length--;) {
+ if (stack[length] === value) {
+ // Cyclic structures cannot be serialized by `JSON.stringify`.
+ throw TypeError();
+ }
+ }
+ // Add the object to the stack of traversed objects.
+ stack.push(value);
+ results = [];
+ // Save the current indentation level and indent one additional level.
+ prefix = indentation;
+ indentation += whitespace;
+ if (className == arrayClass) {
+ // Recursively serialize array elements.
+ for (index = 0, length = value.length; index < length; index++) {
+ element = serialize(index, value, callback, properties, whitespace, indentation, stack);
+ results.push(element === undef ? "null" : element);
+ }
+ result = results.length ? (whitespace ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]" : ("[" + results.join(",") + "]")) : "[]";
+ } else {
+ // Recursively serialize object members. Members are selected from
+ // either a user-specified list of property names, or the object
+ // itself.
+ forEach(properties || value, function (property) {
+ var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
+ if (element !== undef) {
+ // According to ES 5.1 section 15.12.3: "If `gap` {whitespace}
+ // is not the empty string, let `member` {quote(property) + ":"}
+ // be the concatenation of `member` and the `space` character."
+ // The "`space` character" refers to the literal space
+ // character, not the `space` {width} argument provided to
+ // `JSON.stringify`.
+ results.push(quote(property) + ":" + (whitespace ? " " : "") + element);
+ }
+ });
+ result = results.length ? (whitespace ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}" : ("{" + results.join(",") + "}")) : "{}";
+ }
+ // Remove the object from the traversed object stack.
+ stack.pop();
+ return result;
+ }
+ };
+
+ // Public: `JSON.stringify`. See ES 5.1 section 15.12.3.
+ exports.stringify = function (source, filter, width) {
+ var whitespace, callback, properties, className;
+ if (objectTypes[typeof filter] && filter) {
+ if ((className = getClass.call(filter)) == functionClass) {
+ callback = filter;
+ } else if (className == arrayClass) {
+ // Convert the property names array into a makeshift set.
+ properties = {};
+ for (var index = 0, length = filter.length, value; index < length; value = filter[index++], ((className = getClass.call(value)), className == stringClass || className == numberClass) && (properties[value] = 1));
+ }
+ }
+ if (width) {
+ if ((className = getClass.call(width)) == numberClass) {
+ // Convert the `width` to an integer and create a string containing
+ // `width` number of space characters.
+ if ((width -= width % 1) > 0) {
+ for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ");
+ }
+ } else if (className == stringClass) {
+ whitespace = width.length <= 10 ? width : width.slice(0, 10);
+ }
+ }
+ // Opera <= 7.54u2 discards the values associated with empty string keys
+ // (`""`) only if they are used directly within an object member list
+ // (e.g., `!("" in { "": 1})`).
+ return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", []);
+ };
+ }
+
+ // Public: Parses a JSON source string.
+ if (!has("json-parse")) {
+ var fromCharCode = String.fromCharCode;
+
+ // Internal: A map of escaped control characters and their unescaped
+ // equivalents.
+ var Unescapes = {
+ 92: "\\",
+ 34: '"',
+ 47: "/",
+ 98: "\b",
+ 116: "\t",
+ 110: "\n",
+ 102: "\f",
+ 114: "\r"
+ };
+
+ // Internal: Stores the parser state.
+ var Index, Source;
+
+ // Internal: Resets the parser state and throws a `SyntaxError`.
+ var abort = function () {
+ Index = Source = null;
+ throw SyntaxError();
+ };
+
+ // Internal: Returns the next token, or `"$"` if the parser has reached
+ // the end of the source string. A token may be a string, number, `null`
+ // literal, or Boolean literal.
+ var lex = function () {
+ var source = Source, length = source.length, value, begin, position, isSigned, charCode;
+ while (Index < length) {
+ charCode = source.charCodeAt(Index);
+ switch (charCode) {
+ case 9: case 10: case 13: case 32:
+ // Skip whitespace tokens, including tabs, carriage returns, line
+ // feeds, and space characters.
+ Index++;
+ break;
+ case 123: case 125: case 91: case 93: case 58: case 44:
+ // Parse a punctuator token (`{`, `}`, `[`, `]`, `:`, or `,`) at
+ // the current position.
+ value = charIndexBuggy ? source.charAt(Index) : source[Index];
+ Index++;
+ return value;
+ case 34:
+ // `"` delimits a JSON string; advance to the next character and
+ // begin parsing the string. String tokens are prefixed with the
+ // sentinel `@` character to distinguish them from punctuators and
+ // end-of-string tokens.
+ for (value = "@", Index++; Index < length;) {
+ charCode = source.charCodeAt(Index);
+ if (charCode < 32) {
+ // Unescaped ASCII control characters (those with a code unit
+ // less than the space character) are not permitted.
+ abort();
+ } else if (charCode == 92) {
+ // A reverse solidus (`\`) marks the beginning of an escaped
+ // control character (including `"`, `\`, and `/`) or Unicode
+ // escape sequence.
+ charCode = source.charCodeAt(++Index);
+ switch (charCode) {
+ case 92: case 34: case 47: case 98: case 116: case 110: case 102: case 114:
+ // Revive escaped control characters.
+ value += Unescapes[charCode];
+ Index++;
+ break;
+ case 117:
+ // `\u` marks the beginning of a Unicode escape sequence.
+ // Advance to the first character and validate the
+ // four-digit code point.
+ begin = ++Index;
+ for (position = Index + 4; Index < position; Index++) {
+ charCode = source.charCodeAt(Index);
+ // A valid sequence comprises four hexdigits (case-
+ // insensitive) that form a single hexadecimal value.
+ if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
+ // Invalid Unicode escape sequence.
+ abort();
+ }
+ }
+ // Revive the escaped character.
+ value += fromCharCode("0x" + source.slice(begin, Index));
+ break;
+ default:
+ // Invalid escape sequence.
+ abort();
+ }
+ } else {
+ if (charCode == 34) {
+ // An unescaped double-quote character marks the end of the
+ // string.
+ break;
+ }
+ charCode = source.charCodeAt(Index);
+ begin = Index;
+ // Optimize for the common case where a string is valid.
+ while (charCode >= 32 && charCode != 92 && charCode != 34) {
+ charCode = source.charCodeAt(++Index);
+ }
+ // Append the string as-is.
+ value += source.slice(begin, Index);
+ }
+ }
+ if (source.charCodeAt(Index) == 34) {
+ // Advance to the next character and return the revived string.
+ Index++;
+ return value;
+ }
+ // Unterminated string.
+ abort();
+ default:
+ // Parse numbers and literals.
+ begin = Index;
+ // Advance past the negative sign, if one is specified.
+ if (charCode == 45) {
+ isSigned = true;
+ charCode = source.charCodeAt(++Index);
+ }
+ // Parse an integer or floating-point value.
+ if (charCode >= 48 && charCode <= 57) {
+ // Leading zeroes are interpreted as octal literals.
+ if (charCode == 48 && ((charCode = source.charCodeAt(Index + 1)), charCode >= 48 && charCode <= 57)) {
+ // Illegal octal literal.
+ abort();
+ }
+ isSigned = false;
+ // Parse the integer component.
+ for (; Index < length && ((charCode = source.charCodeAt(Index)), charCode >= 48 && charCode <= 57); Index++);
+ // Floats cannot contain a leading decimal point; however, this
+ // case is already accounted for by the parser.
+ if (source.charCodeAt(Index) == 46) {
+ position = ++Index;
+ // Parse the decimal component.
+ for (; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
+ if (position == Index) {
+ // Illegal trailing decimal.
+ abort();
+ }
+ Index = position;
+ }
+ // Parse exponents. The `e` denoting the exponent is
+ // case-insensitive.
+ charCode = source.charCodeAt(Index);
+ if (charCode == 101 || charCode == 69) {
+ charCode = source.charCodeAt(++Index);
+ // Skip past the sign following the exponent, if one is
+ // specified.
+ if (charCode == 43 || charCode == 45) {
+ Index++;
+ }
+ // Parse the exponential component.
+ for (position = Index; position < length && ((charCode = source.charCodeAt(position)), charCode >= 48 && charCode <= 57); position++);
+ if (position == Index) {
+ // Illegal empty exponent.
+ abort();
+ }
+ Index = position;
+ }
+ // Coerce the parsed value to a JavaScript number.
+ return +source.slice(begin, Index);
+ }
+ // A negative sign may only precede numbers.
+ if (isSigned) {
+ abort();
+ }
+ // `true`, `false`, and `null` literals.
+ if (source.slice(Index, Index + 4) == "true") {
+ Index += 4;
+ return true;
+ } else if (source.slice(Index, Index + 5) == "false") {
+ Index += 5;
+ return false;
+ } else if (source.slice(Index, Index + 4) == "null") {
+ Index += 4;
+ return null;
+ }
+ // Unrecognized token.
+ abort();
+ }
+ }
+ // Return the sentinel `$` character if the parser has reached the end
+ // of the source string.
+ return "$";
+ };
+
+ // Internal: Parses a JSON `value` token.
+ var get = function (value) {
+ var results, hasMembers;
+ if (value == "$") {
+ // Unexpected end of input.
+ abort();
+ }
+ if (typeof value == "string") {
+ if ((charIndexBuggy ? value.charAt(0) : value[0]) == "@") {
+ // Remove the sentinel `@` character.
+ return value.slice(1);
+ }
+ // Parse object and array literals.
+ if (value == "[") {
+ // Parses a JSON array, returning a new JavaScript array.
+ results = [];
+ for (;; hasMembers || (hasMembers = true)) {
+ value = lex();
+ // A closing square bracket marks the end of the array literal.
+ if (value == "]") {
+ break;
+ }
+ // If the array literal contains elements, the current token
+ // should be a comma separating the previous element from the
+ // next.
+ if (hasMembers) {
+ if (value == ",") {
+ value = lex();
+ if (value == "]") {
+ // Unexpected trailing `,` in array literal.
+ abort();
+ }
+ } else {
+ // A `,` must separate each array element.
+ abort();
+ }
+ }
+ // Elisions and leading commas are not permitted.
+ if (value == ",") {
+ abort();
+ }
+ results.push(get(value));
+ }
+ return results;
+ } else if (value == "{") {
+ // Parses a JSON object, returning a new JavaScript object.
+ results = {};
+ for (;; hasMembers || (hasMembers = true)) {
+ value = lex();
+ // A closing curly brace marks the end of the object literal.
+ if (value == "}") {
+ break;
+ }
+ // If the object literal contains members, the current token
+ // should be a comma separator.
+ if (hasMembers) {
+ if (value == ",") {
+ value = lex();
+ if (value == "}") {
+ // Unexpected trailing `,` in object literal.
+ abort();
+ }
+ } else {
+ // A `,` must separate each object member.
+ abort();
+ }
+ }
+ // Leading commas are not permitted, object property names must be
+ // double-quoted strings, and a `:` must separate each property
+ // name and value.
+ if (value == "," || typeof value != "string" || (charIndexBuggy ? value.charAt(0) : value[0]) != "@" || lex() != ":") {
+ abort();
+ }
+ results[value.slice(1)] = get(lex());
+ }
+ return results;
+ }
+ // Unexpected token encountered.
+ abort();
+ }
+ return value;
+ };
+
+ // Internal: Updates a traversed object member.
+ var update = function (source, property, callback) {
+ var element = walk(source, property, callback);
+ if (element === undef) {
+ delete source[property];
+ } else {
+ source[property] = element;
+ }
+ };
+
+ // Internal: Recursively traverses a parsed JSON object, invoking the
+ // `callback` function for each value. This is an implementation of the
+ // `Walk(holder, name)` operation defined in ES 5.1 section 15.12.2.
+ var walk = function (source, property, callback) {
+ var value = source[property], length;
+ if (typeof value == "object" && value) {
+ // `forEach` can't be used to traverse an array in Opera <= 8.54
+ // because its `Object#hasOwnProperty` implementation returns `false`
+ // for array indices (e.g., `![1, 2, 3].hasOwnProperty("0")`).
+ if (getClass.call(value) == arrayClass) {
+ for (length = value.length; length--;) {
+ update(value, length, callback);
+ }
+ } else {
+ forEach(value, function (property) {
+ update(value, property, callback);
+ });
+ }
+ }
+ return callback.call(source, property, value);
+ };
+
+ // Public: `JSON.parse`. See ES 5.1 section 15.12.2.
+ exports.parse = function (source, callback) {
+ var result, value;
+ Index = 0;
+ Source = "" + source;
+ result = get(lex());
+ // If a JSON string contains multiple tokens, it is invalid.
+ if (lex() != "$") {
+ abort();
+ }
+ // Reset the parser state.
+ Index = Source = null;
+ return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[""] = result, value), "", callback) : result;
+ };
+ }
+ }
+
+ exports["runInContext"] = runInContext;
+ return exports;
+ }
+
+ if (freeExports && !isLoader) {
+ // Export for CommonJS environments.
+ runInContext(root, freeExports);
+ } else {
+ // Export for web browsers and JavaScript engines.
+ var nativeJSON = root.JSON,
+ previousJSON = root["JSON3"],
+ isRestored = false;
+
+ var JSON3 = runInContext(root, (root["JSON3"] = {
+ // Public: Restores the original value of the global `JSON` object and
+ // returns a reference to the `JSON3` object.
+ "noConflict": function () {
+ if (!isRestored) {
+ isRestored = true;
+ root.JSON = nativeJSON;
+ root["JSON3"] = previousJSON;
+ nativeJSON = previousJSON = null;
+ }
+ return JSON3;
+ }
+ }));
+
+ root.JSON = {
+ "parse": JSON3.parse,
+ "stringify": JSON3.stringify
+ };
+ }
+
+ // Export for asynchronous module loaders.
+ if (isLoader) {
+ define(function () {
+ return JSON3;
+ });
+ }
+}).call(this);
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+},{}]},{},[1])(1)
+});
+
+
+//# sourceMappingURL=sockjs.js.map
\ No newline at end of file
diff --git a/dist/sockjs-1.0.0-beta.1.min.js b/dist/sockjs-1.0.0-beta.1.min.js
new file mode 100755
index 0000000..e5d7189
--- /dev/null
+++ b/dist/sockjs-1.0.0-beta.1.min.js
@@ -0,0 +1,4 @@
+/* sockjs-client v1.0.0-beta.1 | http://sockjs.org | MIT license */
+!function(t){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=t();else if("function"==typeof define&&define.amd)define([],t);else{var e;"undefined"!=typeof window?e=window:"undefined"!=typeof global?e=global:"undefined"!=typeof self&&(e=self),e.SockJS=t()}}(function(){var t;return function e(t,n,r){function i(s,a){if(!n[s]){if(!t[s]){var u="function"==typeof require&&require;if(!a&&u)return u(s,!0);if(o)return o(s,!0);var l=new Error("Cannot find module '"+s+"'");th [...]
+function n(t,e){i.call(this);var n=this;this.bufferPosition=0,this.xo=new e("POST",t,null),this.xo.on("chunk",this._chunkHandler.bind(this)),this.xo.once("finish",function(t,e){n._chunkHandler(t,e),n.xo=null;var r=200===t?"network":"permanent";n.emit("close",null,r),n._cleanup()})}var r=t("inherits"),i=t("events").EventEmitter;r(n,i),n.prototype._chunkHandler=function(t,e){if(200===t&&e)for(var n=-1;;this.bufferPosition+=n+1){var r=e.slice(this.bufferPosition);if(n=r.indexOf("\n"),-1===n [...]
+if(!l||l.global!==l&&l.window!==l&&l.self!==l||(u=l),a&&!o)i(u,a);else{var c=u.JSON,h=u.JSON3,f=!1,p=i(u,u.JSON3={noConflict:function(){return f||(f=!0,u.JSON=c,u.JSON3=h,c=h=null),p}});u.JSON={parse:p.parse,stringify:p.stringify}}o&&t(function(){return p})}).call(this)}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}]},{},[1])(1)});
\ No newline at end of file
--
Alioth's /usr/local/bin/git-commit-notice on /srv/git.debian.org/git/pkg-javascript/sockjs-client.git
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