--- /dev/null
+/*!
+ * Ext JS Library 3.0.0
+ * Copyright(c) 2006-2009 Ext JS, LLC
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+(function(){\r
+ var BEFOREREQUEST = "beforerequest",\r
+ REQUESTCOMPLETE = "requestcomplete",\r
+ REQUESTEXCEPTION = "requestexception",\r
+ UNDEFINED = undefined,\r
+ LOAD = 'load',\r
+ POST = 'POST',\r
+ GET = 'GET',\r
+ WINDOW = window;\r
+ \r
+ /**\r
+ * @class Ext.data.Connection\r
+ * @extends Ext.util.Observable\r
+ * <p>The class encapsulates a connection to the page's originating domain, allowing requests to be made\r
+ * either to a configured URL, or to a URL specified at request time.</p>\r
+ * <p>Requests made by this class are asynchronous, and will return immediately. No data from\r
+ * the server will be available to the statement immediately following the {@link #request} call.\r
+ * To process returned data, use a\r
+ * <a href="#request-option-success" ext:member="request-option-success" ext:cls="Ext.data.Connection">success callback</a>\r
+ * in the request options object,\r
+ * or an {@link #requestcomplete event listener}.</p>\r
+ * <p><h3>File Uploads</h3><a href="#request-option-isUpload" ext:member="request-option-isUpload" ext:cls="Ext.data.Connection">File uploads</a> are not performed using normal "Ajax" techniques, that\r
+ * is they are <b>not</b> performed using XMLHttpRequests. Instead the form is submitted in the standard\r
+ * manner with the DOM <tt><form></tt> element temporarily modified to have its\r
+ * <a href="http://www.w3.org/TR/REC-html40/present/frames.html#adef-target">target</a> set to refer\r
+ * to a dynamically generated, hidden <tt><iframe></tt> which is inserted into the document\r
+ * but removed after the return data has been gathered.</p>\r
+ * <p>The server response is parsed by the browser to create the document for the IFRAME. If the\r
+ * server is using JSON to send the return object, then the\r
+ * <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17">Content-Type</a> header\r
+ * must be set to "text/html" in order to tell the browser to insert the text unchanged into the document body.</p>\r
+ * <p>Characters which are significant to an HTML parser must be sent as HTML entities, so encode\r
+ * "<" as "&lt;", "&" as "&amp;" etc.</p>\r
+ * <p>The response text is retrieved from the document, and a fake XMLHttpRequest object\r
+ * is created containing a <tt>responseText</tt> property in order to conform to the\r
+ * requirements of event handlers and callbacks.</p>\r
+ * <p>Be aware that file upload packets are sent with the content type <a href="http://www.faqs.org/rfcs/rfc2388.html">multipart/form</a>\r
+ * and some server technologies (notably JEE) may require some custom processing in order to\r
+ * retrieve parameter names and parameter values from the packet content.</p>\r
+ * @constructor\r
+ * @param {Object} config a configuration object.\r
+ */\r
+ Ext.data.Connection = function(config){ \r
+ Ext.apply(this, config);\r
+ this.addEvents(\r
+ /**\r
+ * @event beforerequest\r
+ * Fires before a network request is made to retrieve a data object.\r
+ * @param {Connection} conn This Connection object.\r
+ * @param {Object} options The options config object passed to the {@link #request} method.\r
+ */\r
+ BEFOREREQUEST,\r
+ /**\r
+ * @event requestcomplete\r
+ * Fires if the request was successfully completed.\r
+ * @param {Connection} conn This Connection object.\r
+ * @param {Object} response The XHR object containing the response data.\r
+ * See <a href="http://www.w3.org/TR/XMLHttpRequest/">The XMLHttpRequest Object</a>\r
+ * for details.\r
+ * @param {Object} options The options config object passed to the {@link #request} method.\r
+ */\r
+ REQUESTCOMPLETE,\r
+ /**\r
+ * @event requestexception\r
+ * Fires if an error HTTP status was returned from the server.\r
+ * See <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html">HTTP Status Code Definitions</a>\r
+ * for details of HTTP status codes.\r
+ * @param {Connection} conn This Connection object.\r
+ * @param {Object} response The XHR object containing the response data.\r
+ * See <a href="http://www.w3.org/TR/XMLHttpRequest/">The XMLHttpRequest Object</a>\r
+ * for details.\r
+ * @param {Object} options The options config object passed to the {@link #request} method.\r
+ */\r
+ REQUESTEXCEPTION\r
+ );\r
+ Ext.data.Connection.superclass.constructor.call(this);\r
+ };\r
+\r
+ // private\r
+ function handleResponse(response){\r
+ this.transId = false;\r
+ var options = response.argument.options;\r
+ response.argument = options ? options.argument : null;\r
+ this.fireEvent(REQUESTCOMPLETE, this, response, options);\r
+ if(options.success){\r
+ options.success.call(options.scope, response, options);\r
+ }\r
+ if(options.callback){\r
+ options.callback.call(options.scope, options, true, response);\r
+ }\r
+ }\r
+\r
+ // private\r
+ function handleFailure(response, e){\r
+ this.transId = false;\r
+ var options = response.argument.options;\r
+ response.argument = options ? options.argument : null;\r
+ this.fireEvent(REQUESTEXCEPTION, this, response, options, e);\r
+ if(options.failure){\r
+ options.failure.call(options.scope, response, options);\r
+ }\r
+ if(options.callback){\r
+ options.callback.call(options.scope, options, false, response);\r
+ }\r
+ }\r
+\r
+ // private\r
+ function doFormUpload(o, ps, url){\r
+ var id = Ext.id(),\r
+ doc = document,\r
+ frame = doc.createElement('iframe'),\r
+ form = Ext.getDom(o.form),\r
+ hiddens = [],\r
+ hd,\r
+ encoding = 'multipart/form-data',\r
+ buf = {\r
+ target: form.target,\r
+ method: form.method,\r
+ encoding: form.encoding,\r
+ enctype: form.enctype,\r
+ action: form.action\r
+ };\r
+ \r
+ Ext.apply(frame, {\r
+ id: id,\r
+ name: id,\r
+ className: 'x-hidden',\r
+ src: Ext.SSL_SECURE_URL // for IE\r
+ }); \r
+ doc.body.appendChild(frame);\r
+ \r
+ // This is required so that IE doesn't pop the response up in a new window.\r
+ if(Ext.isIE){\r
+ document.frames[id].name = id;\r
+ }\r
+ \r
+ Ext.apply(form, {\r
+ target: id,\r
+ method: POST,\r
+ enctype: encoding,\r
+ encoding: encoding,\r
+ action: url || buf.action\r
+ });\r
+ \r
+ // add dynamic params \r
+ ps = Ext.urlDecode(ps, false);\r
+ for(var k in ps){\r
+ if(ps.hasOwnProperty(k)){\r
+ hd = doc.createElement('input');\r
+ hd.type = 'hidden'; \r
+ hd.value = ps[hd.name = k];\r
+ form.appendChild(hd);\r
+ hiddens.push(hd);\r
+ }\r
+ } \r
+\r
+ function cb(){\r
+ var me = this,\r
+ // bogus response object\r
+ r = {responseText : '',\r
+ responseXML : null,\r
+ argument : o.argument},\r
+ doc,\r
+ firstChild;\r
+\r
+ try{ \r
+ doc = frame.contentWindow.document || frame.contentDocument || WINDOW.frames[id].document;\r
+ if(doc){\r
+ if(doc.body){\r
+ if(/textarea/i.test((firstChild = doc.body.firstChild || {}).tagName)){ // json response wrapped in textarea \r
+ r.responseText = firstChild.value;\r
+ }else{\r
+ r.responseText = doc.body.innerHTML;\r
+ }\r
+ }\r
+ //in IE the document may still have a body even if returns XML.\r
+ r.responseXML = doc.XMLDocument || doc;\r
+ }\r
+ }\r
+ catch(e) {}\r
+\r
+ Ext.EventManager.removeListener(frame, LOAD, cb, me);\r
+\r
+ me.fireEvent(REQUESTCOMPLETE, me, r, o);\r
+ \r
+ function runCallback(fn, scope, args){\r
+ if(Ext.isFunction(fn)){\r
+ fn.apply(scope, args);\r
+ }\r
+ }\r
+\r
+ runCallback(o.success, o.scope, [r, o]);\r
+ runCallback(o.callback, o.scope, [o, true, r]);\r
+\r
+ if(!me.debugUploads){\r
+ setTimeout(function(){Ext.removeNode(frame);}, 100);\r
+ }\r
+ }\r
+\r
+ Ext.EventManager.on(frame, LOAD, cb, this);\r
+ form.submit();\r
+ \r
+ Ext.apply(form, buf);\r
+ Ext.each(hiddens, function(h) {\r
+ Ext.removeNode(h);\r
+ });\r
+ }\r
+\r
+ Ext.extend(Ext.data.Connection, Ext.util.Observable, {\r
+ /**\r
+ * @cfg {String} url (Optional) <p>The default URL to be used for requests to the server. Defaults to undefined.</p>\r
+ * <p>The <code>url</code> config may be a function which <i>returns</i> the URL to use for the Ajax request. The scope\r
+ * (<code><b>this</b></code> reference) of the function is the <code>scope</code> option passed to the {@link #request} method.</p>\r
+ */\r
+ /**\r
+ * @cfg {Object} extraParams (Optional) An object containing properties which are used as\r
+ * extra parameters to each request made by this object. (defaults to undefined)\r
+ */\r
+ /**\r
+ * @cfg {Object} defaultHeaders (Optional) An object containing request headers which are added\r
+ * to each request made by this object. (defaults to undefined)\r
+ */\r
+ /**\r
+ * @cfg {String} method (Optional) The default HTTP method to be used for requests.\r
+ * (defaults to undefined; if not set, but {@link #request} params are present, POST will be used;\r
+ * otherwise, GET will be used.)\r
+ */\r
+ /**\r
+ * @cfg {Number} timeout (Optional) The timeout in milliseconds to be used for requests. (defaults to 30000)\r
+ */\r
+ timeout : 30000,\r
+ /**\r
+ * @cfg {Boolean} autoAbort (Optional) Whether this request should abort any pending requests. (defaults to false)\r
+ * @type Boolean\r
+ */\r
+ autoAbort:false,\r
+ \r
+ /**\r
+ * @cfg {Boolean} disableCaching (Optional) True to add a unique cache-buster param to GET requests. (defaults to true)\r
+ * @type Boolean\r
+ */\r
+ disableCaching: true,\r
+ \r
+ /**\r
+ * @cfg {String} disableCachingParam (Optional) Change the parameter which is sent went disabling caching\r
+ * through a cache buster. Defaults to '_dc'\r
+ * @type String\r
+ */\r
+ disableCachingParam: '_dc',\r
+ \r
+ /**\r
+ * <p>Sends an HTTP request to a remote server.</p>\r
+ * <p><b>Important:</b> Ajax server requests are asynchronous, and this call will\r
+ * return before the response has been received. Process any returned data\r
+ * in a callback function.</p>\r
+ * <pre><code>\r
+Ext.Ajax.request({\r
+ url: 'ajax_demo/sample.json',\r
+ success: function(response, opts) {\r
+ var obj = Ext.decode(response.responseText);\r
+ console.dir(obj);\r
+ },\r
+ failure: function(response, opts) {\r
+ console.log('server-side failure with status code ' + response.status);\r
+ }\r
+});\r
+ * </code></pre>\r
+ * <p>To execute a callback function in the correct scope, use the <tt>scope</tt> option.</p>\r
+ * @param {Object} options An object which may contain the following properties:<ul>\r
+ * <li><b>url</b> : String/Function (Optional)<div class="sub-desc">The URL to\r
+ * which to send the request, or a function to call which returns a URL string. The scope of the\r
+ * function is specified by the <tt>scope</tt> option. Defaults to the configured\r
+ * <tt>{@link #url}</tt>.</div></li>\r
+ * <li><b>params</b> : Object/String/Function (Optional)<div class="sub-desc">\r
+ * An object containing properties which are used as parameters to the\r
+ * request, a url encoded string or a function to call to get either. The scope of the function\r
+ * is specified by the <tt>scope</tt> option.</div></li>\r
+ * <li><b>method</b> : String (Optional)<div class="sub-desc">The HTTP method to use\r
+ * for the request. Defaults to the configured method, or if no method was configured,\r
+ * "GET" if no parameters are being sent, and "POST" if parameters are being sent. Note that\r
+ * the method name is case-sensitive and should be all caps.</div></li>\r
+ * <li><b>callback</b> : Function (Optional)<div class="sub-desc">The\r
+ * function to be called upon receipt of the HTTP response. The callback is\r
+ * called regardless of success or failure and is passed the following\r
+ * parameters:<ul>\r
+ * <li><b>options</b> : Object<div class="sub-desc">The parameter to the request call.</div></li>\r
+ * <li><b>success</b> : Boolean<div class="sub-desc">True if the request succeeded.</div></li>\r
+ * <li><b>response</b> : Object<div class="sub-desc">The XMLHttpRequest object containing the response data. \r
+ * See <a href="http://www.w3.org/TR/XMLHttpRequest/">http://www.w3.org/TR/XMLHttpRequest/</a> for details about \r
+ * accessing elements of the response.</div></li>\r
+ * </ul></div></li>\r
+ * <li><a id="request-option-success"></a><b>success</b> : Function (Optional)<div class="sub-desc">The function\r
+ * to be called upon success of the request. The callback is passed the following\r
+ * parameters:<ul>\r
+ * <li><b>response</b> : Object<div class="sub-desc">The XMLHttpRequest object containing the response data.</div></li>\r
+ * <li><b>options</b> : Object<div class="sub-desc">The parameter to the request call.</div></li>\r
+ * </ul></div></li>\r
+ * <li><b>failure</b> : Function (Optional)<div class="sub-desc">The function\r
+ * to be called upon failure of the request. The callback is passed the\r
+ * following parameters:<ul>\r
+ * <li><b>response</b> : Object<div class="sub-desc">The XMLHttpRequest object containing the response data.</div></li>\r
+ * <li><b>options</b> : Object<div class="sub-desc">The parameter to the request call.</div></li>\r
+ * </ul></div></li>\r
+ * <li><b>scope</b> : Object (Optional)<div class="sub-desc">The scope in\r
+ * which to execute the callbacks: The "this" object for the callback function. If the <tt>url</tt>, or <tt>params</tt> options were\r
+ * specified as functions from which to draw values, then this also serves as the scope for those function calls.\r
+ * Defaults to the browser window.</div></li>\r
+ * <li><b>timeout</b> : Number (Optional)<div class="sub-desc">The timeout in milliseconds to be used for this request. Defaults to 30 seconds.</div></li>\r
+ * <li><b>form</b> : Element/HTMLElement/String (Optional)<div class="sub-desc">The <tt><form></tt>\r
+ * Element or the id of the <tt><form></tt> to pull parameters from.</div></li>\r
+ * <li><a id="request-option-isUpload"></a><b>isUpload</b> : Boolean (Optional)<div class="sub-desc"><b>Only meaningful when used \r
+ * with the <tt>form</tt> option</b>.\r
+ * <p>True if the form object is a file upload (will be set automatically if the form was\r
+ * configured with <b><tt>enctype</tt></b> "multipart/form-data").</p>\r
+ * <p>File uploads are not performed using normal "Ajax" techniques, that is they are <b>not</b>\r
+ * performed using XMLHttpRequests. Instead the form is submitted in the standard manner with the\r
+ * DOM <tt><form></tt> element temporarily modified to have its\r
+ * <a href="http://www.w3.org/TR/REC-html40/present/frames.html#adef-target">target</a> set to refer\r
+ * to a dynamically generated, hidden <tt><iframe></tt> which is inserted into the document\r
+ * but removed after the return data has been gathered.</p>\r
+ * <p>The server response is parsed by the browser to create the document for the IFRAME. If the\r
+ * server is using JSON to send the return object, then the\r
+ * <a href="http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17">Content-Type</a> header\r
+ * must be set to "text/html" in order to tell the browser to insert the text unchanged into the document body.</p>\r
+ * <p>The response text is retrieved from the document, and a fake XMLHttpRequest object\r
+ * is created containing a <tt>responseText</tt> property in order to conform to the\r
+ * requirements of event handlers and callbacks.</p>\r
+ * <p>Be aware that file upload packets are sent with the content type <a href="http://www.faqs.org/rfcs/rfc2388.html">multipart/form</a>\r
+ * and some server technologies (notably JEE) may require some custom processing in order to\r
+ * retrieve parameter names and parameter values from the packet content.</p>\r
+ * </div></li>\r
+ * <li><b>headers</b> : Object (Optional)<div class="sub-desc">Request\r
+ * headers to set for the request.</div></li>\r
+ * <li><b>xmlData</b> : Object (Optional)<div class="sub-desc">XML document\r
+ * to use for the post. Note: This will be used instead of params for the post\r
+ * data. Any params will be appended to the URL.</div></li>\r
+ * <li><b>jsonData</b> : Object/String (Optional)<div class="sub-desc">JSON\r
+ * data to use as the post. Note: This will be used instead of params for the post\r
+ * data. Any params will be appended to the URL.</div></li>\r
+ * <li><b>disableCaching</b> : Boolean (Optional)<div class="sub-desc">True\r
+ * to add a unique cache-buster param to GET requests.</div></li>\r
+ * </ul></p>\r
+ * <p>The options object may also contain any other property which might be needed to perform\r
+ * postprocessing in a callback because it is passed to callback functions.</p>\r
+ * @return {Number} transactionId The id of the server transaction. This may be used\r
+ * to cancel the request.\r
+ */\r
+ request : function(o){\r
+ var me = this;\r
+ if(me.fireEvent(BEFOREREQUEST, me, o)){\r
+ if (o.el) {\r
+ if(!Ext.isEmpty(o.indicatorText)){\r
+ me.indicatorText = '<div class="loading-indicator">'+o.indicatorText+"</div>";\r
+ }\r
+ if(me.indicatorText) {\r
+ Ext.getDom(o.el).innerHTML = me.indicatorText; \r
+ }\r
+ o.success = (Ext.isFunction(o.success) ? o.success : function(){}).createInterceptor(function(response) {\r
+ Ext.getDom(o.el).innerHTML = response.responseText;\r
+ });\r
+ }\r
+ \r
+ var p = o.params,\r
+ url = o.url || me.url, \r
+ method,\r
+ cb = {success: handleResponse,\r
+ failure: handleFailure,\r
+ scope: me,\r
+ argument: {options: o},\r
+ timeout : o.timeout || me.timeout\r
+ },\r
+ form, \r
+ serForm; \r
+ \r
+ \r
+ if (Ext.isFunction(p)) {\r
+ p = p.call(o.scope||WINDOW, o);\r
+ }\r
+ \r
+ p = Ext.urlEncode(me.extraParams, Ext.isObject(p) ? Ext.urlEncode(p) : p); \r
+ \r
+ if (Ext.isFunction(url)) {\r
+ url = url.call(o.scope || WINDOW, o);\r
+ }\r
+ \r
+ if((form = Ext.getDom(o.form))){\r
+ url = url || form.action;\r
+ if(o.isUpload || /multipart\/form-data/i.test(form.getAttribute("enctype"))) { \r
+ return doFormUpload.call(me, o, p, url);\r
+ }\r
+ serForm = Ext.lib.Ajax.serializeForm(form); \r
+ p = p ? (p + '&' + serForm) : serForm;\r
+ }\r
+ \r
+ method = o.method || me.method || ((p || o.xmlData || o.jsonData) ? POST : GET);\r
+ \r
+ if(method === GET && (me.disableCaching && o.disableCaching !== false) || o.disableCaching === true){\r
+ var dcp = o.disableCachingParam || me.disableCachingParam;\r
+ url = Ext.urlAppend(url, dcp + '=' + (new Date().getTime()));\r
+ }\r
+ \r
+ o.headers = Ext.apply(o.headers || {}, me.defaultHeaders || {});\r
+ \r
+ if(o.autoAbort === true || me.autoAbort) {\r
+ me.abort();\r
+ }\r
+ \r
+ if((method == GET || o.xmlData || o.jsonData) && p){\r
+ url = Ext.urlAppend(url, p); \r
+ p = '';\r
+ }\r
+ return (me.transId = Ext.lib.Ajax.request(method, url, cb, p, o));\r
+ }else{ \r
+ return o.callback ? o.callback.apply(o.scope, [o,UNDEFINED,UNDEFINED]) : null;\r
+ }\r
+ },\r
+ \r
+ /**\r
+ * Determine whether this object has a request outstanding.\r
+ * @param {Number} transactionId (Optional) defaults to the last transaction\r
+ * @return {Boolean} True if there is an outstanding request.\r
+ */\r
+ isLoading : function(transId){\r
+ return transId ? Ext.lib.Ajax.isCallInProgress(transId) : !! this.transId; \r
+ },\r
+ \r
+ /**\r
+ * Aborts any outstanding request.\r
+ * @param {Number} transactionId (Optional) defaults to the last transaction\r
+ */\r
+ abort : function(transId){\r
+ if(transId || this.isLoading()){\r
+ Ext.lib.Ajax.abort(transId || this.transId);\r
+ }\r
+ }\r
+ });\r
+})();\r
+\r
+/**\r
+ * @class Ext.Ajax\r
+ * @extends Ext.data.Connection\r
+ * <p>The global Ajax request class that provides a simple way to make Ajax requests\r
+ * with maximum flexibility.</p>\r
+ * <p>Since Ext.Ajax is a singleton, you can set common properties/events for it once\r
+ * and override them at the request function level only if necessary.</p>\r
+ * <p>Common <b>Properties</b> you may want to set are:<div class="mdetail-params"><ul>\r
+ * <li><b><tt>{@link #method}</tt></b><p class="sub-desc"></p></li>\r
+ * <li><b><tt>{@link #extraParams}</tt></b><p class="sub-desc"></p></li>\r
+ * <li><b><tt>{@link #url}</tt></b><p class="sub-desc"></p></li>\r
+ * </ul></div>\r
+ * <pre><code>\r
+// Default headers to pass in every request\r
+Ext.Ajax.defaultHeaders = {\r
+ 'Powered-By': 'Ext'\r
+};\r
+ * </code></pre> \r
+ * </p>\r
+ * <p>Common <b>Events</b> you may want to set are:<div class="mdetail-params"><ul>\r
+ * <li><b><tt>{@link Ext.data.Connection#beforerequest beforerequest}</tt></b><p class="sub-desc"></p></li>\r
+ * <li><b><tt>{@link Ext.data.Connection#requestcomplete requestcomplete}</tt></b><p class="sub-desc"></p></li>\r
+ * <li><b><tt>{@link Ext.data.Connection#requestexception requestexception}</tt></b><p class="sub-desc"></p></li>\r
+ * </ul></div>\r
+ * <pre><code>\r
+// Example: show a spinner during all Ajax requests\r
+Ext.Ajax.on('beforerequest', this.showSpinner, this);\r
+Ext.Ajax.on('requestcomplete', this.hideSpinner, this);\r
+Ext.Ajax.on('requestexception', this.hideSpinner, this);\r
+ * </code></pre> \r
+ * </p>\r
+ * <p>An example request:</p>\r
+ * <pre><code>\r
+// Basic request\r
+Ext.Ajax.{@link Ext.data.Connection#request request}({\r
+ url: 'foo.php',\r
+ success: someFn,\r
+ failure: otherFn,\r
+ headers: {\r
+ 'my-header': 'foo'\r
+ },\r
+ params: { foo: 'bar' }\r
+});\r
+\r
+// Simple ajax form submission\r
+Ext.Ajax.{@link Ext.data.Connection#request request}({\r
+ form: 'some-form',\r
+ params: 'foo=bar'\r
+});\r
+ * </code></pre> \r
+ * </p>\r
+ * @singleton\r
+ */\r
+Ext.Ajax = new Ext.data.Connection({\r
+ /**\r
+ * @cfg {String} url @hide\r
+ */\r
+ /**\r
+ * @cfg {Object} extraParams @hide\r
+ */\r
+ /**\r
+ * @cfg {Object} defaultHeaders @hide\r
+ */\r
+ /**\r
+ * @cfg {String} method (Optional) @hide\r
+ */\r
+ /**\r
+ * @cfg {Number} timeout (Optional) @hide\r
+ */\r
+ /**\r
+ * @cfg {Boolean} autoAbort (Optional) @hide\r
+ */\r
+\r
+ /**\r
+ * @cfg {Boolean} disableCaching (Optional) @hide\r
+ */\r
+\r
+ /**\r
+ * @property disableCaching\r
+ * True to add a unique cache-buster param to GET requests. (defaults to true)\r
+ * @type Boolean\r
+ */\r
+ /**\r
+ * @property url\r
+ * The default URL to be used for requests to the server. (defaults to undefined)\r
+ * If the server receives all requests through one URL, setting this once is easier than\r
+ * entering it on every request.\r
+ * @type String\r
+ */\r
+ /**\r
+ * @property extraParams\r
+ * An object containing properties which are used as extra parameters to each request made\r
+ * by this object (defaults to undefined). Session information and other data that you need\r
+ * to pass with each request are commonly put here.\r
+ * @type Object\r
+ */\r
+ /**\r
+ * @property defaultHeaders\r
+ * An object containing request headers which are added to each request made by this object\r
+ * (defaults to undefined).\r
+ * @type Object\r
+ */\r
+ /**\r
+ * @property method\r
+ * The default HTTP method to be used for requests. Note that this is case-sensitive and\r
+ * should be all caps (defaults to undefined; if not set but params are present will use\r
+ * <tt>"POST"</tt>, otherwise will use <tt>"GET"</tt>.)\r
+ * @type String\r
+ */\r
+ /**\r
+ * @property timeout\r
+ * The timeout in milliseconds to be used for requests. (defaults to 30000)\r
+ * @type Number\r
+ */\r
+\r
+ /**\r
+ * @property autoAbort\r
+ * Whether a new request should abort any pending requests. (defaults to false)\r
+ * @type Boolean\r
+ */\r
+ autoAbort : false,\r
+\r
+ /**\r
+ * Serialize the passed form into a url encoded string\r
+ * @param {String/HTMLElement} form\r
+ * @return {String}\r
+ */\r
+ serializeForm : function(form){\r
+ return Ext.lib.Ajax.serializeForm(form);\r
+ }\r
+});\r
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