1 /*
  2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
  3  *
  4  * Copyright 1997-2016 Sun Microsystems, Inc. All rights reserved.
  5  *
  6  * The contents of this file are subject to the terms of either the GNU
  7  * General Public License Version 2 only ("GPL") or the Common Development
  8  * and Distribution License("CDDL") (collectively, the "License").  You
  9  * may not use this file except in compliance with the License. You can obtain
 10  * a copy of the License at https://glassfish.java.net/public/CDDL+GPL.html
 11  * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 12  * language governing permissions and limitations under the License.
 13  *
 14  * When distributing the software, include this License Header Notice in each
 15  * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 16  * Sun designates this particular file as subject to the "Classpath" exception
 17  * as provided by Sun in the GPL Version 2 section of the License file that
 18  * accompanied this code.  If applicable, add the following below the License
 19  * Header, with the fields enclosed by brackets [] replaced by your own
 20  * identifying information: "Portions Copyrighted [year]
 21  * [name of copyright owner]"
 22  *
 23  * Contributor(s):
 24  *
 25  * If you wish your version of this file to be governed by only the CDDL or
 26  * only the GPL Version 2, indicate your decision by adding "[Contributor]
 27  * elects to include this software in this distribution under the [CDDL or GPL
 28  * Version 2] license."  If you don't indicate a single choice of license, a
 29  * recipient has the option to distribute your version of this file under
 30  * either the CDDL, the GPL Version 2 or to extend the choice of license to
 31  * its licensees as provided above.  However, if you add GPL Version 2 code
 32  * and therefore, elected the GPL Version 2 license, then the option applies
 33  * only if the new code is made subject to such option by the copyright
 34  * holder.
 35  *
 36  *
 37  * This file incorporates work covered by the following copyright and
 38  * permission notices:
 39  *
 40  * Copyright 2004 The Apache Software Foundation
 41  * Copyright 2004-2008 Emmanouil Batsis, mailto: mbatsis at users full stop sourceforge full stop net
 42  *
 43  * Licensed under the Apache License, Version 2.0 (the "License");
 44  * you may not use this file except in compliance with the License.
 45  * You may obtain a copy of the License at
 46  *
 47  *     http://www.apache.org/licenses/LICENSE-2.0
 48  *
 49  * Unless required by applicable law or agreed to in writing, software
 50  * distributed under the License is distributed on an "AS IS" BASIS,
 51  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 52  * See the License for the specific language governing permissions and
 53  * limitations under the License.
 54  */
 55 
 56 /**
 57  @project JSF JavaScript Library
 58  @version 2.2
 59  @description This is the standard implementation of the JSF JavaScript Library.
 60  */
 61 
 62 // Detect if this is already loaded, and if loaded, if it's a higher version
 63 if (!((jsf && jsf.specversion && jsf.specversion >= 23000 ) &&
 64       (jsf.implversion && jsf.implversion >= 3))) {
 65 
 66     /**
 67      * <span class="changed_modified_2_2">The top level global namespace
 68      * for JavaServer Faces functionality.</span>
 69 
 70      * @name jsf
 71      * @namespace
 72      */
 73     var jsf = {};
 74 
 75     /**
 76 
 77      * <span class="changed_modified_2_2 changed_modified_2_3">The namespace for Ajax
 78      * functionality.</span>
 79 
 80      * @name jsf.ajax
 81      * @namespace
 82      * @exec
 83      */
 84     jsf.ajax = function() {
 85 
 86         var eventListeners = [];
 87         var errorListeners = [];
 88 
 89         var delayHandler = null;
 90         /**
 91          * Determine if the current browser is part of Microsoft's failed attempt at
 92          * standards modification.
 93          * @ignore
 94          */
 95         var isIE = function isIE() {
 96             if (typeof isIECache !== "undefined") {
 97                 return isIECache;
 98             }
 99             isIECache =
100                    document.all && window.ActiveXObject &&
101                    navigator.userAgent.toLowerCase().indexOf("msie") > -1 &&
102                    navigator.userAgent.toLowerCase().indexOf("opera") == -1;
103             return isIECache;
104         };
105         var isIECache;
106 
107         /**
108          * Determine the version of IE.
109          * @ignore
110          */
111         var getIEVersion = function getIEVersion() {
112             if (typeof IEVersionCache !== "undefined") {
113                 return IEVersionCache;
114             }
115             if (/MSIE ([0-9]+)/.test(navigator.userAgent)) {
116                 IEVersionCache = parseInt(RegExp.$1);
117             } else {
118                 IEVersionCache = -1;
119             }
120             return IEVersionCache;
121         }
122         var IEVersionCache;
123 
124         /**
125          * Determine if loading scripts into the page executes the script.
126          * This is instead of doing a complicated browser detection algorithm.  Some do, some don't.
127          * @returns {boolean} does including a script in the dom execute it?
128          * @ignore
129          */
130         var isAutoExec = function isAutoExec() {
131             try {
132                 if (typeof isAutoExecCache !== "undefined") {
133                     return isAutoExecCache;
134                 }
135                 var autoExecTestString = "<script>var mojarra = mojarra || {};mojarra.autoExecTest = true;</script>";
136                 var tempElement = document.createElement('span');
137                 tempElement.innerHTML = autoExecTestString;
138                 var body = document.getElementsByTagName('body')[0];
139                 var tempNode = body.appendChild(tempElement);
140                 if (mojarra && mojarra.autoExecTest) {
141                     isAutoExecCache = true;
142                     delete mojarra.autoExecTest;
143                 } else {
144                     isAutoExecCache = false;
145                 }
146                 deleteNode(tempNode);
147                 return isAutoExecCache;
148             } catch (ex) {
149                 // OK, that didn't work, we'll have to make an assumption
150                 if (typeof isAutoExecCache === "undefined") {
151                     isAutoExecCache = false;
152                 }
153                 return isAutoExecCache;
154             }
155         };
156         var isAutoExecCache;
157 
158         /**
159          * @ignore
160          */
161         var getTransport = function getTransport(context) {
162             var returnVal;
163             // Here we check for encoding type for file upload(s).
164             // This is where we would also include a check for the existence of
165             // input file control for the current form (see hasInputFileControl
166             // function) but IE9 (at least) seems to render controls outside of
167             // form.
168             if (typeof context !== 'undefined' && context !== null &&
169                 context.includesInputFile &&
170                 context.form.enctype === "multipart/form-data") {
171                 returnVal = new FrameTransport(context);
172                 return returnVal;
173             }
174             var methods = [
175                 function() {
176                     return new XMLHttpRequest();
177                 },
178                 function() {
179                     return new ActiveXObject('Msxml2.XMLHTTP');
180                 },
181                 function() {
182                     return new ActiveXObject('Microsoft.XMLHTTP');
183                 }
184             ];
185 
186             for (var i = 0, len = methods.length; i < len; i++) {
187                 try {
188                     returnVal = methods[i]();
189                 } catch(e) {
190                     continue;
191                 }
192                 return returnVal;
193             }
194             throw new Error('Could not create an XHR object.');
195         };
196         
197         /**
198          * Used for iframe based communication (instead of XHR).
199          * @ignore
200          */
201         var FrameTransport = function FrameTransport(context) {
202             this.context = context;
203             this.frame = null;
204             this.FRAME_ID = "JSFFrameId";
205             this.FRAME_PARTIAL_ID = "Faces-Request";
206             this.partial = null;
207             this.aborted = false;
208             this.responseText = null;
209             this.responseXML = null;
210             this.readyState = 0;
211             this.requestHeader = {};
212             this.status = null;
213             this.method = null;
214             this.url = null;
215             this.requestParams = null;
216         };
217         
218         /**
219          * Extends FrameTransport an adds method functionality.
220          * @ignore
221          */
222         FrameTransport.prototype = {
223             
224             /**
225              *@ignore
226              */
227             setRequestHeader:function(key, value) {
228                 if (typeof(value) !== "undefined") {
229                     this.requestHeader[key] = value;  
230                 }
231             },
232             
233             /**
234              * Creates the hidden iframe and sets readystate.
235              * @ignore
236              */
237             open:function(method, url, async) {
238                 this.method = method;
239                 this.url = url;
240                 this.async = async;
241                 this.frame = document.getElementById(this.FRAME_ID);
242                 if (this.frame) {
243                     this.frame.parentNode.removeChild(this.frame);
244                     this.frame = null;
245                 }
246                 if (!this.frame) {  
247                     if ((!isIE() && !isIE9Plus())) {
248                         this.frame = document.createElement('iframe');
249                         this.frame.src = "about:blank";
250                         this.frame.id = this.FRAME_ID;
251                         this.frame.name = this.FRAME_ID;
252                         this.frame.type = "content";
253                         this.frame.collapsed = "true";
254                         this.frame.style = "visibility:hidden";   
255                         this.frame.width = "0";
256                         this.frame.height = "0";
257                         this.frame.style = "border:0";
258                         this.frame.frameBorder = 0;
259                         document.body.appendChild(this.frame);
260                         this.frame.onload = bind(this, this.callback);
261                     } else {
262                         var div = document.createElement("div");
263                         div.id = "frameDiv";
264                         div.innerHTML = "<iframe id='" + this.FRAME_ID + "' name='" + this.FRAME_ID + "' style='display:none;' src='about:blank' type='content' onload='this.onload_cb();'  ></iframe>";
265                         document.body.appendChild(div);
266                         this.frame = document.getElementById(this.FRAME_ID);
267                         this.frame.onload_cb = bind(this, this.callback);
268                     }
269                 }
270                 // Create to send "Faces-Request" param with value "partial/ajax"
271                 // For iframe approach we are sending as request parameter
272                 // For non-iframe (xhr ajax) it is sent in the request header
273                 this.partial = document.createElement("input");
274                 this.partial.setAttribute("type", "hidden");
275                 this.partial.setAttribute("id", this.FRAME_PARTIAL_ID);
276                 this.partial.setAttribute("name", this.FRAME_PARTIAL_ID);
277                 this.partial.setAttribute("value", "partial/ajax");
278                 this.context.form.appendChild(this.partial);
279   
280                 this.readyState = 1;                         
281             },
282             
283             /**
284              * Sets the form target to iframe, sets up request parameters
285              * and submits the form.
286              * @ignore
287              */
288             send: function(data) {
289                 var evt = {};
290                 this.context.form.target = this.frame.name;
291                 this.context.form.method = this.method;
292                 if (this.url) {
293                     this.context.form.action = this.url;
294                 }
295 
296                 this.readyState = 3;
297 
298                 this.onreadystatechange(evt);
299                 
300                 var ddata = decodeURIComponent(data);
301                 var dataArray = ddata.split("&");
302                 var input;
303                 this.requestParams = new Array();
304                 for (var i=0; i<dataArray.length; i++) {
305                     var nameValue = dataArray[i].split("=");
306                     if (nameValue[0] === this.context.namingContainerPrefix + "javax.faces.source" ||
307                         nameValue[0] === this.context.namingContainerPrefix + "javax.faces.partial.event" ||
308                         nameValue[0] === this.context.namingContainerPrefix + "javax.faces.partial.execute" ||
309                         nameValue[0] === this.context.namingContainerPrefix + "javax.faces.partial.render" ||
310                         nameValue[0] === this.context.namingContainerPrefix + "javax.faces.partial.ajax" ||
311                         nameValue[0] === this.context.namingContainerPrefix + "javax.faces.behavior.event") {
312                         input = document.createElement("input");
313                         input.setAttribute("type", "hidden");
314                         input.setAttribute("id", nameValue[0]);
315                         input.setAttribute("name", nameValue[0]);
316                         input.setAttribute("value", nameValue[1]);
317                         this.context.form.appendChild(input);
318                         this.requestParams.push(nameValue[0]);
319                     }
320                 }
321                 this.requestParams.push(this.FRAME_PARTIAL_ID);
322                 this.context.form.submit();
323             },
324             
325             /**
326              *@ignore
327              */
328             abort:function() {
329                 this.aborted = true; 
330             },
331             
332             /**
333              *@ignore
334              */
335             onreadystatechange:function(evt) {
336                 
337             },
338             
339             /**
340              * Extracts response from iframe document, sets readystate.
341              * @ignore
342              */
343             callback: function() {
344                 if (this.aborted) {
345                     return;
346                 }
347                 var iFrameDoc;
348                 var docBody;
349                 try {
350                     var evt = {};
351                     iFrameDoc = this.frame.contentWindow.document || 
352                         this.frame.contentDocument || this.frame.document;
353                     docBody = iFrameDoc.body || iFrameDoc.documentElement;
354                     this.responseText = docBody.innerHTML;
355                     this.responseXML = iFrameDoc.XMLDocument || iFrameDoc;
356                     this.status = 201;
357                     this.readyState = 4;  
358 
359                     this.onreadystatechange(evt);                
360                 } finally {
361                     this.cleanupReqParams();
362                 }               
363             },
364             
365             /**
366              *@ignore
367              */
368             cleanupReqParams: function() {
369                 for (var i=0; i<this.requestParams.length; i++) {
370                     var elements = this.context.form.childNodes;
371                     for (var j=0; j<elements.length; j++) {
372                         if (!elements[j].type === "hidden") {
373                             continue;
374                         }
375                         if (elements[j].name === this.requestParams[i]) {
376                             var node = this.context.form.removeChild(elements[j]);
377                             node = null;                           
378                             break;
379                         }
380                     }   
381                 }
382             }
383         };
384         
385        
386         /**
387          *Utility function that binds function to scope.
388          *@ignore
389          */
390         var bind = function(scope, fn) {
391             return function () {
392                 fn.apply(scope, arguments);
393             };
394         };
395 
396         /**
397          * Utility function that determines if a file control exists
398          * for the form.
399          * @ignore
400          */
401         var hasInputFileControl = function(form) {
402             var returnVal = false;
403             var inputs = form.getElementsByTagName("input");
404             if (inputs !== null && typeof inputs !=="undefined") {
405                 for (var i=0; i<inputs.length; i++) {
406                     if (inputs[i].type === "file") {
407                         returnVal = true;
408                         break;
409                     }
410                 }    
411             }
412             return returnVal;
413         };
414         
415         /**
416          * Find instance of passed String via getElementById
417          * @ignore
418          */
419         var $ = function $() {
420             var results = [], element;
421             for (var i = 0; i < arguments.length; i++) {
422                 element = arguments[i];
423                 if (typeof element == 'string') {
424                     element = document.getElementById(element);
425                 }
426                 results.push(element);
427             }
428             return results.length > 1 ? results : results[0];
429         };
430 
431         /**
432          * Get the form element which encloses the supplied element.
433          * @param element - element to act against in search
434          * @returns form element representing enclosing form, or first form if none found.
435          * @ignore
436          */
437         var getForm = function getForm(element) {
438             if (element) {
439                 var form = $(element);
440                 while (form) {
441 
442                     if (form.nodeName && (form.nodeName.toLowerCase() == 'form')) {
443                         return form;
444                     }
445                     if (form.form) {
446                         return form.form;
447                     }
448                     if (form.parentNode) {
449                         form = form.parentNode;
450                     } else {
451                         form = null;
452                     }
453                 }
454                 return document.forms[0];
455             }
456             return null;
457         };
458 
459         /**
460          * Get an array of all JSF form elements which need their view state to be updated.
461          * This covers at least the form that submitted the request and any form that is covered in the render target list.
462          * 
463          * @param context An object containing the request context, including the following properties:
464          * the source element, per call onerror callback function, per call onevent callback function, the render
465          * instructions, the submitting form ID, the naming container ID and naming container prefix.
466          */
467         var getFormsToUpdate = function getFormsToUpdate(context) {
468             var formsToUpdate = [];
469 
470             var add = function(element) {
471                 if (element) {
472                     if (element.nodeName 
473                         && element.nodeName.toLowerCase() == "form" 
474                         && element.method == "post" 
475                         && element.id 
476                         && element.elements 
477                         && element.id.indexOf(context.namingContainerPrefix) == 0)
478                     {
479                         formsToUpdate.push(element);
480                     }
481                     else {
482                         var forms = element.getElementsByTagName("form");
483     
484                         for (var i = 0; i < forms.length; i++) {
485                             add(forms[i]);
486                         }
487                     }
488                 }
489             }
490 
491             if (context.formId) {
492                 add(document.getElementById(context.formId));
493             }
494 
495             if (context.render) {
496                 if (context.render.indexOf("@all") >= 0) {
497                     add(document);
498                 }
499                 else {
500                     var clientIds = context.render.split(" ");
501 
502                     for (var i = 0; i < clientIds.length; i++) {
503                         if (clientIds.hasOwnProperty(i)) {
504                             add(document.getElementById(clientIds[i]));
505                         }
506                     }
507                 }
508             }
509 
510             return formsToUpdate;
511         }
512 
513         /**
514          * <p>Namespace given space separated parameters if necessary (only
515          * call this if there is a namingContainerPrefix!).  This
516          * function is here for backwards compatibility with manual
517          * jsf.ajax.request() calls written before Spec790 changes.</p>
518 
519          * @param parameters Spaceseparated string of parameters as
520          * usually specified in f:ajax execute and render attributes.
521 
522          * @param sourceClientId The client ID of the f:ajax
523          * source. This is to be used for prefixing relative target
524          * client IDs.
525 
526          * It's expected that this already starts with
527          * namingContainerPrefix.
528 
529          * @param namingContainerPrefix The naming container prefix (the
530          * view root ID suffixed with separator character).
531 
532          * This is to be used for prefixing absolute target client IDs.
533          * @ignore
534          */
535         var namespaceParametersIfNecessary = function namespaceParametersIfNecessary(parameters, sourceClientId, namingContainerPrefix) {
536             if (sourceClientId.indexOf(namingContainerPrefix) != 0) {
537                 return parameters; // Unexpected source client ID; let's silently do nothing.
538             }
539 
540         	var targetClientIds = parameters.replace(/^\s+|\s+$/g, '').split(/\s+/g);
541 
542         	for (var i = 0; i < targetClientIds.length; i++) {
543         	    var targetClientId = targetClientIds[i];
544 
545         	    if (targetClientId.indexOf(jsf.separatorchar) == 0) {
546         	        targetClientId = targetClientId.substring(1);
547 
548         	        if (targetClientId.indexOf(namingContainerPrefix) != 0) {
549                         targetClientId = namingContainerPrefix + targetClientId;
550                     }
551         	    }
552         	    else if (targetClientId.indexOf(namingContainerPrefix) != 0) {
553         	        var parentClientId = sourceClientId.substring(0, sourceClientId.lastIndexOf(jsf.separatorchar));
554 
555         	        if (namingContainerPrefix + targetClientId == parentClientId) {
556         	            targetClientId = parentClientId;
557         	        }
558         	        else {
559         	            targetClientId = parentClientId + jsf.separatorchar + targetClientId;
560         	        }
561 				}
562 
563 				targetClientIds[i] = targetClientId;
564 			}
565 
566         	return targetClientIds.join(' ');
567         };
568 
569         /**
570          * Check if a value exists in an array
571          * @ignore
572          */
573         var isInArray = function isInArray(array, value) {
574             for (var i = 0; i < array.length; i++) {
575                 if (array[i] === value) {
576                     return true;
577                 }
578             }
579             return false;
580         };
581 
582 
583         /**
584          * Evaluate JavaScript code in a global context.
585          * @param src JavaScript code to evaluate
586          * @ignore
587          */
588         var globalEval = function globalEval(src) {
589             if (window.execScript) {
590                 window.execScript(src);
591                 return;
592             }
593             // We have to wrap the call in an anon function because of a firefox bug, where this is incorrectly set
594             // We need to explicitly call window.eval because of a Chrome peculiarity
595             /**
596              * @ignore
597              */
598             var fn = function() {
599                 window.eval.call(window,src);
600             };
601             fn();
602         };
603 
604         /**
605          * Get all scripts from supplied string, return them as an array for later processing.
606          * @param str
607          * @returns {array} of script text
608          * @ignore
609          */
610         var stripScripts = function stripScripts(str) {
611             // Regex to find all scripts in a string
612             var findscripts = /<script[^>]*>([\S\s]*?)<\/script>/igm;
613             // Regex to find one script, to isolate it's content [2] and attributes [1]
614             var findscript = /<script([^>]*)>([\S\s]*?)<\/script>/im;
615             // Regex to find type attribute
616             var findtype = /type="([\S]*?)"/im;
617             var initialnodes = [];
618             var scripts = [];
619             initialnodes = str.match(findscripts);
620             while (!!initialnodes && initialnodes.length > 0) {
621                 var scriptStr = [];
622                 scriptStr = initialnodes.shift().match(findscript);
623                 // check the type - skip if it not javascript type
624                 var type = [];
625                 type = scriptStr[1].match(findtype);
626                 if ( !!type && type[1]) {
627                     if (type[1] !== "text/javascript") {
628                         continue;
629                     }
630                 }
631                 scripts.push(scriptStr);
632             }
633             return scripts;
634         };
635 
636         /**
637          * Run an array of script nodes,
638          * @param scripts Array of script nodes.
639          * @ignore
640          */
641         var runScripts = function runScripts(scripts) {
642             if (!scripts || scripts.length === 0) {
643                 return;
644             }
645 
646             var loadedScripts = document.getElementsByTagName("script");
647             var loadedScriptUrls = [];
648 
649             for (var i = 0; i < loadedScripts.length; i++) {
650                 var scriptNode = loadedScripts[i];
651                 var url = scriptNode.getAttribute("src");
652 
653                 if (url) {
654                     loadedScriptUrls.push(url);
655                 }
656             }
657 
658             var head = document.head || document.getElementsByTagName('head')[0] || document.documentElement;
659             runScript(head, loadedScriptUrls, scripts, 0);
660         };
661 
662         /**
663          * Run script at given index.
664          * @param head Document's head.
665          * @param loadedScriptUrls URLs of scripts which are already loaded.
666          * @param scripts Array of script nodes.
667          * @param index Index of script to be loaded.
668          * @ignore
669          */
670         var runScript = function runScript(head, loadedScriptUrls, scripts, index) {
671             if (index >= scripts.length) {
672                 return;
673             }
674 
675             // Regex to find src attribute
676             var findsrc = /src="([\S]*?)"/im;
677             // Regex to remove leading cruft
678             var stripStart = /^\s*(<!--)*\s*(\/\/)*\s*(\/\*)*\s*\n*\**\n*\s*\*.*\n*\s*\*\/(<!\[CDATA\[)*/;
679 
680             var scriptStr = scripts[index];
681             var src = scriptStr[1].match(findsrc);
682             var scriptLoadedViaUrl = false;
683 
684             if (!!src && src[1]) {
685                 // if this is a file, load it
686                 var url = src[1];
687                 // if this is already loaded, don't load it
688                 // it's never necessary, and can make debugging difficult
689                 if (loadedScriptUrls.indexOf(url) < 0) {
690                     // create script node
691                     var scriptNode = document.createElement('script');
692                     var parserElement = document.createElement('div');
693                     parserElement.innerHTML = scriptStr[0];
694                     cloneAttributes(scriptNode, parserElement.firstChild);
695                     deleteNode(parserElement);
696                     scriptNode.type = 'text/javascript';
697                     scriptNode.src = url; // add the src to the script node
698                     scriptNode.onload = scriptNode.onreadystatechange = function(_, abort) {
699                         if (abort || !scriptNode.readyState || /loaded|complete/.test(scriptNode.readyState)) {
700                             scriptNode.onload = scriptNode.onreadystatechange = null; // IE memory leak fix.
701                             scriptNode = null;
702                             runScript(head, loadedScriptUrls, scripts, index + 1); // Run next script.
703                         }
704                     };
705                     head.insertBefore(scriptNode, null); // add it to end of the head (and don't remove it)
706                     scriptLoadedViaUrl = true;
707                 }
708             } else if (!!scriptStr && scriptStr[2]) {
709                 // else get content of tag, without leading CDATA and such
710                 var script = scriptStr[2].replace(stripStart,"");
711 
712                 if (!!script) {
713                     // create script node
714                     var scriptNode = document.createElement('script');
715                     scriptNode.type = 'text/javascript';
716                     scriptNode.text = script; // add the code to the script node
717                     head.appendChild(scriptNode); // add it to the head
718                     head.removeChild(scriptNode); // then remove it
719                 }
720             }
721 
722             if (!scriptLoadedViaUrl) {
723                 runScript(head, loadedScriptUrls, scripts, index + 1); // Run next script.
724             }
725         };
726 
727         /**
728          * Get all stylesheets from supplied string and run them all.
729          * @param str
730          * @ignore
731          */
732         var stripAndRunStylesheets = function stripAndRunStylesheets(str) {
733             // Regex to find all links in a string
734             var findlinks = /<link[^>]*\/>/igm;
735             // Regex to find one link, to isolate its attributes [1]
736             var findlink = /<link([^>]*)\/>/im;
737             // Regex to find type attribute
738             var findtype = /type="([\S]*?)"/im;
739             var findhref = /href="([\S]*?)"/im;
740 
741             var stylesheets = [];
742             var loadedStylesheetUrls = null;
743             var head = document.head || document.getElementsByTagName('head')[0] || document.documentElement;
744             var parserElement = null;
745 
746             var initialnodes = str.match(findlinks);
747             while (!!initialnodes && initialnodes.length > 0) {
748                 var linkStr = initialnodes.shift().match(findlink);
749                 // check the type - skip if it not css type
750                 var type = linkStr[1].match(findtype);
751                 if (!type || type[1] !== "text/css") {
752                     continue;
753                 }
754                 var href = linkStr[1].match(findhref);
755                 if (!!href && href[1]) {
756                     if (loadedStylesheetUrls === null) {
757                         var loadedLinks = document.getElementsByTagName("link");
758                         loadedStylesheetUrls = [];
759 
760                         for (var i = 0; i < loadedLinks.length; i++) {
761                             var linkNode = loadedLinks[i];
762                             
763                             if (linkNode.getAttribute("type") === "text/css") {
764                                 var url = linkNode.getAttribute("href");
765 
766                                 if (url) {
767                                     loadedStylesheetUrls.push(url);
768                                 }
769                             }
770                         }
771                     }
772 
773                     var url = href[1];
774 
775                     if (loadedStylesheetUrls.indexOf(url) < 0) {
776                         // create stylesheet node
777                         parserElement = parserElement !== null ? parserElement : document.createElement('div');
778                         parserElement.innerHTML = linkStr[0];
779                         var linkNode = parserElement.firstChild;
780                         linkNode.type = 'text/css';
781                         linkNode.rel = 'stylesheet';
782                         linkNode.href = url;
783                         head.insertBefore(linkNode, null); // add it to end of the head (and don't remove it)
784                     }
785                 }
786             }
787 
788             deleteNode(parserElement);
789         };
790 
791         /**
792          * Replace DOM element with a new tagname and supplied innerHTML
793          * @param element element to replace
794          * @param tempTagName new tag name to replace with
795          * @param src string new content for element
796          * @ignore
797          */
798         var elementReplaceStr = function elementReplaceStr(element, tempTagName, src) {
799 
800             var temp = document.createElement(tempTagName);
801             if (element.id) {
802                 temp.id = element.id;
803             }
804 
805             // Creating a head element isn't allowed in IE, and faulty in most browsers,
806             // so it is not allowed
807             if (element.nodeName.toLowerCase() === "head") {
808                 throw new Error("Attempted to replace a head element - this is not allowed.");
809             } else {
810                 var scripts = [];
811                 if (isAutoExec()) {
812                     temp.innerHTML = src;
813                 } else {
814                     // Get scripts from text
815                     scripts = stripScripts(src);
816                     // Remove scripts from text
817                     src = src.replace(/<script[^>]*type="text\/javascript"*>([\S\s]*?)<\/script>/igm,"");
818                     temp.innerHTML = src;
819                 }
820             }
821 
822             replaceNode(temp, element);            
823             cloneAttributes(temp, element);
824             runScripts(scripts);
825 
826         };
827 
828         /**
829          * Get a string with the concatenated values of all string nodes under the given node
830          * @param  oNode the given DOM node
831          * @param  deep boolean - whether to recursively scan the children nodes of the given node for text as well. Default is <code>false</code>
832          * @ignore
833          * Note:  This code originally from Sarissa: http://dev.abiss.gr/sarissa
834          * It has been modified to fit into the overall codebase
835          */
836         var getText = function getText(oNode, deep) {
837             var Node = {ELEMENT_NODE: 1, ATTRIBUTE_NODE: 2, TEXT_NODE: 3, CDATA_SECTION_NODE: 4,
838                 ENTITY_REFERENCE_NODE: 5,  ENTITY_NODE: 6, PROCESSING_INSTRUCTION_NODE: 7,
839                 COMMENT_NODE: 8, DOCUMENT_NODE: 9, DOCUMENT_TYPE_NODE: 10,
840                 DOCUMENT_FRAGMENT_NODE: 11, NOTATION_NODE: 12};
841 
842             var s = "";
843             var nodes = oNode.childNodes;
844             for (var i = 0; i < nodes.length; i++) {
845                 var node = nodes[i];
846                 var nodeType = node.nodeType;
847                 if (nodeType == Node.TEXT_NODE || nodeType == Node.CDATA_SECTION_NODE) {
848                     s += node.data;
849                 } else if (deep === true && (nodeType == Node.ELEMENT_NODE ||
850                                              nodeType == Node.DOCUMENT_NODE ||
851                                              nodeType == Node.DOCUMENT_FRAGMENT_NODE)) {
852                     s += getText(node, true);
853                 }
854             }
855             return s;
856         };
857 
858         var PARSED_OK = "Document contains no parsing errors";
859         var PARSED_EMPTY = "Document is empty";
860         var PARSED_UNKNOWN_ERROR = "Not well-formed or other error";
861         var getParseErrorText;
862         if (isIE()) {
863             /**
864              * Note: This code orginally from Sarissa: http://dev.abiss.gr/sarissa
865              * @ignore
866              */
867             getParseErrorText = function (oDoc) {
868                 var parseErrorText = PARSED_OK;
869                 if (oDoc && oDoc.parseError && oDoc.parseError.errorCode && oDoc.parseError.errorCode !== 0) {
870                     parseErrorText = "XML Parsing Error: " + oDoc.parseError.reason +
871                                      "\nLocation: " + oDoc.parseError.url +
872                                      "\nLine Number " + oDoc.parseError.line + ", Column " +
873                                      oDoc.parseError.linepos +
874                                      ":\n" + oDoc.parseError.srcText +
875                                      "\n";
876                     for (var i = 0; i < oDoc.parseError.linepos; i++) {
877                         parseErrorText += "-";
878                     }
879                     parseErrorText += "^\n";
880                 }
881                 else if (oDoc.documentElement === null) {
882                     parseErrorText = PARSED_EMPTY;
883                 }
884                 return parseErrorText;
885             };
886         } else { // (non-IE)
887 
888             /**
889              * <p>Returns a human readable description of the parsing error. Useful
890              * for debugging. Tip: append the returned error string in a <pre>
891              * element if you want to render it.</p>
892              * @param  oDoc The target DOM document
893              * @returns {String} The parsing error description of the target Document in
894              *          human readable form (preformated text)
895              * @ignore
896              * Note:  This code orginally from Sarissa: http://dev.abiss.gr/sarissa
897              */
898             getParseErrorText = function (oDoc) {
899                 var parseErrorText = PARSED_OK;
900                 if ((!oDoc) || (!oDoc.documentElement)) {
901                     parseErrorText = PARSED_EMPTY;
902                 } else if (oDoc.documentElement.tagName == "parsererror") {
903                     parseErrorText = oDoc.documentElement.firstChild.data;
904                     parseErrorText += "\n" + oDoc.documentElement.firstChild.nextSibling.firstChild.data;
905                 } else if (oDoc.getElementsByTagName("parsererror").length > 0) {
906                     var parsererror = oDoc.getElementsByTagName("parsererror")[0];
907                     parseErrorText = getText(parsererror, true) + "\n";
908                 } else if (oDoc.parseError && oDoc.parseError.errorCode !== 0) {
909                     parseErrorText = PARSED_UNKNOWN_ERROR;
910                 }
911                 return parseErrorText;
912             };
913         }
914 
915         if ((typeof(document.importNode) == "undefined") && isIE()) {
916             try {
917                 /**
918                  * Implementation of importNode for the context window document in IE.
919                  * If <code>oNode</code> is a TextNode, <code>bChildren</code> is ignored.
920                  * @param oNode the Node to import
921                  * @param bChildren whether to include the children of oNode
922                  * @returns the imported node for further use
923                  * @ignore
924                  * Note:  This code orginally from Sarissa: http://dev.abiss.gr/sarissa
925                  */
926                 document.importNode = function(oNode, bChildren) {
927                     var tmp;
928                     if (oNode.nodeName == '#text') {
929                         return document.createTextNode(oNode.data);
930                     }
931                     else {
932                         if (oNode.nodeName == "tbody" || oNode.nodeName == "tr") {
933                             tmp = document.createElement("table");
934                         }
935                         else if (oNode.nodeName == "td") {
936                             tmp = document.createElement("tr");
937                         }
938                         else if (oNode.nodeName == "option") {
939                             tmp = document.createElement("select");
940                         }
941                         else {
942                             tmp = document.createElement("div");
943                         }
944                         if (bChildren) {
945                             tmp.innerHTML = oNode.xml ? oNode.xml : oNode.outerHTML;
946                         } else {
947                             tmp.innerHTML = oNode.xml ? oNode.cloneNode(false).xml : oNode.cloneNode(false).outerHTML;
948                         }
949                         return tmp.getElementsByTagName("*")[0];
950                     }
951                 };
952             } catch(e) {
953             }
954         }
955         // Setup Node type constants for those browsers that don't have them (IE)
956         var Node = {ELEMENT_NODE: 1, ATTRIBUTE_NODE: 2, TEXT_NODE: 3, CDATA_SECTION_NODE: 4,
957             ENTITY_REFERENCE_NODE: 5,  ENTITY_NODE: 6, PROCESSING_INSTRUCTION_NODE: 7,
958             COMMENT_NODE: 8, DOCUMENT_NODE: 9, DOCUMENT_TYPE_NODE: 10,
959             DOCUMENT_FRAGMENT_NODE: 11, NOTATION_NODE: 12};
960 
961         // PENDING - add support for removing handlers added via DOM 2 methods
962         /**
963          * Delete all events attached to a node
964          * @param node
965          * @ignore
966          */
967         var clearEvents = function clearEvents(node) {
968             if (!node) {
969                 return;
970             }
971 
972             // don't do anything for text and comment nodes - unnecessary
973             if (node.nodeType == Node.TEXT_NODE || node.nodeType == Node.COMMENT_NODE) {
974                 return;
975             }
976 
977             var events = ['abort', 'blur', 'change', 'error', 'focus', 'load', 'reset', 'resize', 'scroll', 'select', 'submit', 'unload',
978             'keydown', 'keypress', 'keyup', 'click', 'mousedown', 'mousemove', 'mouseout', 'mouseover', 'mouseup', 'dblclick' ];
979             try {
980                 for (var e in events) {
981                     if (events.hasOwnProperty(e)) {
982                         node[e] = null;
983                     }
984                 }
985             } catch (ex) {
986                 // it's OK if it fails, at least we tried
987             }
988         };
989 
990         /**
991          * Determine if this current browser is IE9 or greater
992          * @param node
993          * @ignore
994          */
995         var isIE9Plus = function isIE9Plus() {
996             var iev = getIEVersion();
997             if (iev >= 9) {
998                 return true;
999             } else {
1000                 return false;
1001             }
1002         }
1003 
1004 
1005         /**
1006          * Deletes node
1007          * @param node
1008          * @ignore
1009          */
1010         var deleteNode = function deleteNode(node) {
1011             if (!node) {
1012                 return;
1013             }
1014             if (!node.parentNode) {
1015                 // if there's no parent, there's nothing to do
1016                 return;
1017             }
1018             if (!isIE() || (isIE() && isIE9Plus())) {
1019                 // nothing special required
1020                 node.parentNode.removeChild(node);
1021                 return;
1022             }
1023             // The rest of this code is specialcasing for IE
1024             if (node.nodeName.toLowerCase() === "body") {
1025                 // special case for removing body under IE.
1026                 deleteChildren(node);
1027                 try {
1028                     node.outerHTML = '';
1029                 } catch (ex) {
1030                     // fails under some circumstances, but not in RI
1031                     // supplied responses.  If we've gotten here, it's
1032                     // fairly safe to leave a lingering body tag rather than
1033                     // fail outright
1034                 }
1035                 return;
1036             }
1037             var temp = node.ownerDocument.createElement('div');
1038             var parent = node.parentNode;
1039             temp.appendChild(parent.removeChild(node));
1040             // Now clean up the temporary element
1041             try {
1042                 temp.outerHTML = ''; //prevent leak in IE
1043             } catch (ex) {
1044                 // at least we tried.  Fails in some circumstances,
1045                 // but not in RI supplied responses.  Better to leave a lingering
1046                 // temporary div than to fail outright.
1047             }
1048         };
1049 
1050         /**
1051          * Deletes all children of a node
1052          * @param node
1053          * @ignore
1054          */
1055         var deleteChildren = function deleteChildren(node) {
1056             if (!node) {
1057                 return;
1058             }
1059             for (var x = node.childNodes.length - 1; x >= 0; x--) { //delete all of node's children
1060                 var childNode = node.childNodes[x];
1061                 deleteNode(childNode);
1062             }
1063         };
1064 
1065         /**
1066          * <p> Copies the childNodes of nodeFrom to nodeTo</p>
1067          *
1068          * @param  nodeFrom the Node to copy the childNodes from
1069          * @param  nodeTo the Node to copy the childNodes to
1070          * @ignore
1071          * Note:  This code originally from Sarissa:  http://dev.abiss.gr/sarissa
1072          * It has been modified to fit into the overall codebase
1073          */
1074         var copyChildNodes = function copyChildNodes(nodeFrom, nodeTo) {
1075 
1076             if ((!nodeFrom) || (!nodeTo)) {
1077                 throw "Both source and destination nodes must be provided";
1078             }
1079 
1080             deleteChildren(nodeTo);
1081             var nodes = nodeFrom.childNodes;
1082             // if within the same doc, just move, else copy and delete
1083             if (nodeFrom.ownerDocument == nodeTo.ownerDocument) {
1084                 while (nodeFrom.firstChild) {
1085                     nodeTo.appendChild(nodeFrom.firstChild);
1086                 }
1087             } else {
1088                 var ownerDoc = nodeTo.nodeType == Node.DOCUMENT_NODE ? nodeTo : nodeTo.ownerDocument;
1089                 var i;
1090                 if (typeof(ownerDoc.importNode) != "undefined") {
1091                     for (i = 0; i < nodes.length; i++) {
1092                         nodeTo.appendChild(ownerDoc.importNode(nodes[i], true));
1093                     }
1094                 } else {
1095                     for (i = 0; i < nodes.length; i++) {
1096                         nodeTo.appendChild(nodes[i].cloneNode(true));
1097                     }
1098                 }
1099             }
1100         };
1101 
1102 
1103         /**
1104          * Replace one node with another.  Necessary for handling IE memory leak.
1105          * @param node
1106          * @param newNode
1107          * @ignore
1108          */
1109         var replaceNode = function replaceNode(newNode, node) {
1110                if(isIE()){
1111                     node.parentNode.insertBefore(newNode, node);
1112                     deleteNode(node);
1113                } else {
1114                     node.parentNode.replaceChild(newNode, node);
1115                }
1116         };
1117 
1118         /**
1119          * @ignore
1120          */
1121         var propertyToAttribute = function propertyToAttribute(name) {
1122             if (name === 'className') {
1123                 return 'class';
1124             } else if (name === 'xmllang') {
1125                 return 'xml:lang';
1126             } else {
1127                 return name.toLowerCase();
1128             }
1129         };
1130 
1131         /**
1132          * @ignore
1133          */
1134         var isFunctionNative = function isFunctionNative(func) {
1135             return /^\s*function[^{]+{\s*\[native code\]\s*}\s*$/.test(String(func));
1136         };
1137 
1138         /**
1139          * @ignore
1140          */
1141         var detectAttributes = function detectAttributes(element) {
1142             //test if 'hasAttribute' method is present and its native code is intact
1143             //for example, Prototype can add its own implementation if missing
1144             if (element.hasAttribute && isFunctionNative(element.hasAttribute)) {
1145                 return function(name) {
1146                     return element.hasAttribute(name);
1147                 }
1148             } else {
1149                 try {
1150                     //when accessing .getAttribute method without arguments does not throw an error then the method is not available
1151                     element.getAttribute;
1152 
1153                     var html = element.outerHTML;
1154                     var startTag = html.match(/^<[^>]*>/)[0];
1155                     return function(name) {
1156                         return startTag.indexOf(name + '=') > -1;
1157                     }
1158                 } catch (ex) {
1159                     return function(name) {
1160                         return element.getAttribute(name);
1161                     }
1162                 }
1163             }
1164         };
1165 
1166         /**
1167          * copy all attributes from one element to another - except id
1168          * @param target element to copy attributes to
1169          * @param source element to copy attributes from
1170          * @ignore
1171          */
1172         var cloneAttributes = function cloneAttributes(target, source) {
1173 
1174             // enumerate core element attributes - without 'dir' as special case
1175             var coreElementProperties = ['className', 'title', 'lang', 'xmllang'];
1176             // enumerate additional input element attributes
1177             var inputElementProperties = [
1178                 'name', 'value', 'size', 'maxLength', 'src', 'alt', 'useMap', 'tabIndex', 'accessKey', 'accept', 'type'
1179             ];
1180             // enumerate additional boolean input attributes
1181             var inputElementBooleanProperties = [
1182                 'checked', 'disabled', 'readOnly'
1183             ];
1184 
1185             // Enumerate all the names of the event listeners
1186             var listenerNames =
1187                 [ 'onclick', 'ondblclick', 'onmousedown', 'onmousemove', 'onmouseout',
1188                     'onmouseover', 'onmouseup', 'onkeydown', 'onkeypress', 'onkeyup',
1189                     'onhelp', 'onblur', 'onfocus', 'onchange', 'onload', 'onunload', 'onabort',
1190                     'onreset', 'onselect', 'onsubmit'
1191                 ];
1192 
1193             var sourceAttributeDetector = detectAttributes(source);
1194             var targetAttributeDetector = detectAttributes(target);
1195 
1196             var isInputElement = target.nodeName.toLowerCase() === 'input';
1197             var propertyNames = isInputElement ? coreElementProperties.concat(inputElementProperties) : coreElementProperties;
1198             var isXML = !source.ownerDocument.contentType || source.ownerDocument.contentType == 'text/xml';
1199             for (var iIndex = 0, iLength = propertyNames.length; iIndex < iLength; iIndex++) {
1200                 var propertyName = propertyNames[iIndex];
1201                 var attributeName = propertyToAttribute(propertyName);
1202                 if (sourceAttributeDetector(attributeName)) {
1203                 
1204                     //With IE 7 (quirks or standard mode) and IE 8/9 (quirks mode only), 
1205                     //you cannot get the attribute using 'class'. You must use 'className'
1206                     //which is the same value you use to get the indexed property. The only 
1207                     //reliable way to detect this (without trying to evaluate the browser
1208                     //mode and version) is to compare the two return values using 'className' 
1209                     //to see if they exactly the same.  If they are, then use the property
1210                     //name when using getAttribute.
1211                     if( attributeName == 'class'){
1212                         if( isIE() && (source.getAttribute(propertyName) === source[propertyName]) ){
1213                             attributeName = propertyName;
1214                         }
1215                     }
1216 
1217                     var newValue = isXML ? source.getAttribute(attributeName) : source[propertyName];
1218                     var oldValue = target[propertyName];
1219                     if (oldValue != newValue) {
1220                         target[propertyName] = newValue;
1221                     }
1222                 } else {
1223                     //setting property to '' seems to be the only cross-browser method for removing an attribute
1224                     //avoid setting 'value' property to '' for checkbox and radio input elements because then the
1225                     //'value' is used instead of the 'checked' property when the form is serialized by the browser
1226                     if (attributeName == "value" && (target.type != 'checkbox' && target.type != 'radio')) {
1227                          target[propertyName] = '';
1228                     }
1229                     target.removeAttribute(attributeName);
1230                 }
1231             }
1232 
1233             var booleanPropertyNames = isInputElement ? inputElementBooleanProperties : [];
1234             for (var jIndex = 0, jLength = booleanPropertyNames.length; jIndex < jLength; jIndex++) {
1235                 var booleanPropertyName = booleanPropertyNames[jIndex];
1236                 var newBooleanValue = source[booleanPropertyName];
1237                 var oldBooleanValue = target[booleanPropertyName];
1238                 if (oldBooleanValue != newBooleanValue) {
1239                     target[booleanPropertyName] = newBooleanValue;
1240                 }
1241             }
1242 
1243             //'style' attribute special case
1244             if (sourceAttributeDetector('style')) {
1245                 var newStyle;
1246                 var oldStyle;
1247                 if (isIE()) {
1248                     newStyle = source.style.cssText;
1249                     oldStyle = target.style.cssText;
1250                     if (newStyle != oldStyle) {
1251                         target.style.cssText = newStyle;
1252                     }
1253                 } else {
1254                     newStyle = source.getAttribute('style');
1255                     oldStyle = target.getAttribute('style');
1256                     if (newStyle != oldStyle) {
1257                         target.setAttribute('style', newStyle);
1258                     }
1259                 }
1260             } else if (targetAttributeDetector('style')){
1261                 target.removeAttribute('style');
1262             }
1263 
1264             // Special case for 'dir' attribute
1265             if (!isIE() && source.dir != target.dir) {
1266                 if (sourceAttributeDetector('dir')) {
1267                     target.dir = source.dir;
1268                 } else if (targetAttributeDetector('dir')) {
1269                     target.dir = '';
1270                 }
1271             }
1272 
1273             for (var lIndex = 0, lLength = listenerNames.length; lIndex < lLength; lIndex++) {
1274                 var name = listenerNames[lIndex];
1275                 target[name] = source[name] ? source[name] : null;
1276                 if (source[name]) {
1277                     source[name] = null;
1278                 }
1279             }
1280 
1281             //clone HTML5 data-* attributes
1282             try{
1283                 var targetDataset = target.dataset;
1284                 var sourceDataset = source.dataset;
1285                 if (targetDataset || sourceDataset) {
1286                     //cleanup the dataset
1287                     for (var tp in targetDataset) {
1288                         delete targetDataset[tp];
1289                     }
1290                     //copy dataset's properties
1291                     for (var sp in sourceDataset) {
1292                         targetDataset[sp] = sourceDataset[sp];
1293                     }
1294                 }
1295             } catch (ex) {
1296                 //most probably dataset properties are not supported
1297             }
1298         };
1299 
1300         /**
1301          * Replace an element from one document into another
1302          * @param newElement new element to put in document
1303          * @param origElement original element to replace
1304          * @ignore
1305          */
1306         var elementReplace = function elementReplace(newElement, origElement) {
1307             copyChildNodes(newElement, origElement);
1308             // sadly, we have to reparse all over again
1309             // to reregister the event handlers and styles
1310             // PENDING do some performance tests on large pages
1311             origElement.innerHTML = origElement.innerHTML;
1312 
1313             try {
1314                 cloneAttributes(origElement, newElement);
1315             } catch (ex) {
1316                 // if in dev mode, report an error, else try to limp onward
1317                 if (jsf.getProjectStage() == "Development") {
1318                     throw new Error("Error updating attributes");
1319                 }
1320             }
1321             deleteNode(newElement);
1322 
1323         };
1324 
1325         /**
1326          * Create a new document, then select the body element within it
1327          * @param docStr Stringified version of document to create
1328          * @return element the body element
1329          * @ignore
1330          */
1331         var getBodyElement = function getBodyElement(docStr) {
1332 
1333             var doc;  // intermediate document we'll create
1334             var body; // Body element to return
1335 
1336             if (typeof DOMParser !== "undefined") {  // FF, S, Chrome
1337                 doc = (new DOMParser()).parseFromString(docStr, "text/xml");
1338             } else if (typeof ActiveXObject !== "undefined") { // IE
1339                 doc = new ActiveXObject("MSXML2.DOMDocument");
1340                 doc.loadXML(docStr);
1341             } else {
1342                 throw new Error("You don't seem to be running a supported browser");
1343             }
1344 
1345             if (getParseErrorText(doc) !== PARSED_OK) {
1346                 throw new Error(getParseErrorText(doc));
1347             }
1348 
1349             body = doc.getElementsByTagName("body")[0];
1350 
1351             if (!body) {
1352                 throw new Error("Can't find body tag in returned document.");
1353             }
1354 
1355             return body;
1356         };
1357 
1358         /**
1359          * Find encoded url field for a given form.
1360          * @param form
1361          * @ignore
1362          */
1363         var getEncodedUrlElement = function getEncodedUrlElement(form) {
1364             var encodedUrlElement = form['javax.faces.encodedURL'];
1365 
1366             if (encodedUrlElement) {
1367                 return encodedUrlElement;
1368             } else {
1369                 var formElements = form.elements;
1370                 for (var i = 0, length = formElements.length; i < length; i++) {
1371                     var formElement = formElements[i];
1372                     if (formElement.name && (formElement.name.indexOf('javax.faces.encodedURL') >= 0)) {
1373                         return formElement;
1374                     }
1375                 }
1376             }
1377 
1378             return undefined;
1379         };
1380 
1381         /**
1382          * Update hidden state fields from the server into the DOM for any JSF forms which need to be updated.
1383          * This covers at least the form that submitted the request and any form that is covered in the render target list.
1384          * 
1385          * @param updateElement The update element of partial response holding the state value.
1386          * @param context An object containing the request context, including the following properties:
1387          * the source element, per call onerror callback function, per call onevent callback function, the render
1388          * instructions, the submitting form ID, the naming container ID and naming container prefix.
1389          * @param hiddenStateFieldName The hidden state field name, e.g. javax.faces.ViewState or javax.faces.ClientWindow 
1390          */
1391         var updateHiddenStateFields = function updateHiddenStateFields(updateElement, context, hiddenStateFieldName) {
1392             var firstChild = updateElement.firstChild;
1393             var state = (typeof firstChild.wholeText !== 'undefined') ? firstChild.wholeText : firstChild.nodeValue;
1394             var formsToUpdate = getFormsToUpdate(context);
1395 
1396             for (var i = 0; i < formsToUpdate.length; i++) {
1397                 var formToUpdate = formsToUpdate[i];
1398                 var field = getHiddenStateField(formToUpdate, hiddenStateFieldName, context.namingContainerPrefix);
1399                 if (typeof field == "undefined") {
1400                     field = document.createElement("input");
1401                     field.type = "hidden";
1402                     field.name = context.namingContainerPrefix + hiddenStateFieldName;
1403                     formToUpdate.appendChild(field);
1404                 }
1405                 field.value = state;
1406             }
1407         }
1408 
1409         /**
1410          * Find hidden state field for a given form.
1411          * @param form The form to find hidden state field in.
1412          * @param hiddenStateFieldName The hidden state field name, e.g. javax.faces.ViewState or javax.faces.ClientWindow 
1413          * @param namingContainerPrefix The naming container prefix, if any (the view root ID suffixed with separator character).
1414          * @ignore
1415          */
1416         var getHiddenStateField = function getHiddenStateField(form, hiddenStateFieldName, namingContainerPrefix) {
1417             namingContainerPrefix = namingContainerPrefix || "";
1418             var field = form[namingContainerPrefix + hiddenStateFieldName];
1419 
1420             if (field) {
1421                 return field;
1422             }
1423             else {
1424                 var formElements = form.elements;
1425 
1426                 for (var i = 0, length = formElements.length; i < length; i++) {
1427                     var formElement = formElements[i];
1428 
1429                     if (formElement.name && (formElement.name.indexOf(hiddenStateFieldName) >= 0)) {
1430                         return formElement;
1431                     }
1432                 }
1433             }
1434 
1435             return undefined;
1436         };
1437 
1438         /**
1439          * Do update.
1440          * @param updateElement The update element of partial response.
1441          * @param context An object containing the request context, including the following properties:
1442          * the source element, per call onerror callback function, per call onevent callback function, the render
1443          * instructions, the submitting form ID, the naming container ID and naming container prefix.
1444          * @ignore
1445          */
1446         var doUpdate = function doUpdate(updateElement, context) {
1447             var id, content, markup;
1448             var scripts = []; // temp holding value for array of script nodes
1449 
1450             id = updateElement.getAttribute('id');
1451             var viewStateRegex = new RegExp(context.namingContainerPrefix + "javax.faces.ViewState" + jsf.separatorchar + ".+$");
1452             var windowIdRegex = new RegExp(context.namingContainerPrefix + "javax.faces.ClientWindow" + jsf.separatorchar + ".+$");
1453 
1454             if (id.match(viewStateRegex)) {
1455                 updateHiddenStateFields(updateElement, context, "javax.faces.ViewState");
1456                 return;
1457             } else if (id.match(windowIdRegex)) {
1458                 updateHiddenStateFields(updateElement, context, "javax.faces.ClientWindow");
1459                 return;
1460             }
1461 
1462             // join the CDATA sections in the markup
1463             markup = '';
1464             for (var j = 0; j < updateElement.childNodes.length; j++) {
1465                 content = updateElement.childNodes[j];
1466                 markup += content.nodeValue;
1467             }
1468 
1469             var src = markup;
1470 
1471             // If our special render all markup is present..
1472             if (id === "javax.faces.ViewRoot" || id === "javax.faces.ViewBody") {
1473 
1474                 // spec790: If UIViewRoot is currently being updated,
1475                 // then it means that ajax navigation has taken place.
1476                 // So, ensure that context.render has correct value for this condition,
1477                 // because this is not necessarily correclty specified during the request.
1478                 context.render = "@all";
1479 
1480                 var bodyStartEx = new RegExp("< *body[^>]*>", "gi");
1481                 var bodyEndEx = new RegExp("< */ *body[^>]*>", "gi");
1482                 var newsrc;
1483 
1484                 var docBody = document.getElementsByTagName("body")[0];
1485                 var bodyStart = bodyStartEx.exec(src);
1486 
1487                 if (bodyStart !== null) { // replace body tag
1488                     // First, try with XML manipulation
1489                     try {
1490                         // Get scripts from text
1491                         scripts = stripScripts(src);
1492                         // Remove scripts from text
1493                         newsrc = src.replace(/<script[^>]*type="text\/javascript"*>([\S\s]*?)<\/script>/igm, "");
1494                         elementReplace(getBodyElement(newsrc), docBody);
1495                         runScripts(scripts);
1496                     } catch (e) {
1497                         // OK, replacing the body didn't work with XML - fall back to quirks mode insert
1498                         var srcBody, bodyEnd;
1499                         // if src contains </body>
1500                         bodyEnd = bodyEndEx.exec(src);
1501                         if (bodyEnd !== null) {
1502                             srcBody = src.substring(bodyStartEx.lastIndex, bodyEnd.index);
1503                         } else { // can't find the </body> tag, punt
1504                             srcBody = src.substring(bodyStartEx.lastIndex);
1505                         }
1506                         // replace body contents with innerHTML - note, script handling happens within function
1507                         elementReplaceStr(docBody, "body", srcBody);
1508 
1509                     }
1510 
1511                 } else {  // replace body contents with innerHTML - note, script handling happens within function
1512                     elementReplaceStr(docBody, "body", src);
1513                 }
1514             } else if (id === "javax.faces.ViewHead") {
1515                 throw new Error("javax.faces.ViewHead not supported - browsers cannot reliably replace the head's contents");
1516             } else if (id === "javax.faces.Resource") {
1517                 stripAndRunStylesheets(src);
1518                 scripts = stripScripts(src);
1519                 runScripts(scripts);
1520             } else {
1521                 var element = $(id);
1522                 if (!element) {
1523                     throw new Error("During update: " + id + " not found");
1524                 }
1525 
1526                 if (context.namingContainerId && id == context.namingContainerId) {
1527                     // spec790: If UIViewRoot is a NamingContainer and this is currently being updated,
1528                     // then it means that ajax navigation has taken place.
1529                     // So, ensure that context.render has correct value for this condition,
1530                     // because this is not necessarily correclty specified during the request.
1531                     context.render = context.namingContainerId;
1532                 }
1533 
1534                 var parent = element.parentNode;
1535                 // Trim space padding before assigning to innerHTML
1536                 var html = src.replace(/^\s+/g, '').replace(/\s+$/g, '');
1537                 var parserElement = document.createElement('div');
1538                 var tag = element.nodeName.toLowerCase();
1539                 var tableElements = ['td', 'th', 'tr', 'tbody', 'thead', 'tfoot'];
1540                 var isInTable = false;
1541                 for (var tei = 0, tel = tableElements.length; tei < tel; tei++) {
1542                     if (tableElements[tei] == tag) {
1543                         isInTable = true;
1544                         break;
1545                     }
1546                 }
1547                 if (isInTable) {
1548 
1549                     if (isAutoExec()) {
1550                         // Create html
1551                         parserElement.innerHTML = '<table>' + html + '</table>';
1552                     } else {
1553                         // Get the scripts from the text
1554                         scripts = stripScripts(html);
1555                         // Remove scripts from text
1556                         html = html.replace(/<script[^>]*type="text\/javascript"*>([\S\s]*?)<\/script>/igm,"");
1557                         parserElement.innerHTML = '<table>' + html + '</table>';
1558                     }
1559                     var newElement = parserElement.firstChild;
1560                     //some browsers will also create intermediary elements such as table>tbody>tr>td
1561                     while ((null !== newElement) && (id !== newElement.id)) {
1562                         newElement = newElement.firstChild;
1563                     }
1564                     parent.replaceChild(newElement, element);
1565                     runScripts(scripts);
1566                 } else if (element.nodeName.toLowerCase() === 'input') {
1567                     // special case handling for 'input' elements
1568                     // in order to not lose focus when updating,
1569                     // input elements need to be added in place.
1570                     parserElement = document.createElement('div');
1571                     parserElement.innerHTML = html;
1572                     newElement = parserElement.firstChild;
1573 
1574                     cloneAttributes(element, newElement);
1575                     deleteNode(parserElement);
1576                 } else if (html.length > 0) {
1577                     if (isAutoExec()) {
1578                         // Create html
1579                         parserElement.innerHTML = html;
1580                     } else {
1581                         // Get the scripts from the text
1582                         scripts = stripScripts(html);
1583                         // Remove scripts from text
1584                         html = html.replace(/<script[^>]*type="text\/javascript"*>([\S\s]*?)<\/script>/igm,"");
1585                         parserElement.innerHTML = html;
1586                     }
1587                     replaceNode(parserElement.firstChild, element);
1588                     deleteNode(parserElement);
1589                     runScripts(scripts);
1590                 }
1591             }
1592         };
1593 
1594         /**
1595          * Delete a node specified by the element.
1596          * @param element
1597          * @ignore
1598          */
1599         var doDelete = function doDelete(element) {
1600             var id = element.getAttribute('id');
1601             var target = $(id);
1602             deleteNode(target);
1603         };
1604 
1605         /**
1606          * Insert a node specified by the element.
1607          * @param element
1608          * @ignore
1609          */
1610         var doInsert = function doInsert(element) {
1611             var tablePattern = new RegExp("<\\s*(td|th|tr|tbody|thead|tfoot)", "i");
1612             var scripts = [];
1613             var target = $(element.firstChild.getAttribute('id'));
1614             var parent = target.parentNode;
1615             var html = element.firstChild.firstChild.nodeValue;
1616             var isInTable = tablePattern.test(html);
1617 
1618             if (!isAutoExec())  {
1619                 // Get the scripts from the text
1620                 scripts = stripScripts(html);
1621                 // Remove scripts from text
1622                 html = html.replace(/<script[^>]*type="text\/javascript"*>([\S\s]*?)<\/script>/igm,"");
1623             }
1624             var tempElement = document.createElement('div');
1625             var newElement = null;
1626             if (isInTable)  {
1627                 tempElement.innerHTML = '<table>' + html + '</table>';
1628                 newElement = tempElement.firstChild;
1629                 //some browsers will also create intermediary elements such as table>tbody>tr>td
1630                 //test for presence of id on the new element since we do not have it directly
1631                 while ((null !== newElement) && ("" == newElement.id)) {
1632                     newElement = newElement.firstChild;
1633                 }
1634             } else {
1635                 tempElement.innerHTML = html;
1636                 newElement = tempElement.firstChild;
1637             }
1638 
1639             if (element.firstChild.nodeName === 'after') {
1640                 // Get the next in the list, to insert before
1641                 target = target.nextSibling;
1642             }  // otherwise, this is a 'before' element
1643             if (!!tempElement.innerHTML) { // check if only scripts were inserted - if so, do nothing here
1644                 parent.insertBefore(newElement, target);
1645             }
1646             runScripts(scripts);
1647             deleteNode(tempElement);
1648         };
1649 
1650         /**
1651          * Modify attributes of given element id.
1652          * @param element
1653          * @ignore
1654          */
1655         var doAttributes = function doAttributes(element) {
1656 
1657             // Get id of element we'll act against
1658             var id = element.getAttribute('id');
1659 
1660             var target = $(id);
1661 
1662             if (!target) {
1663                 throw new Error("The specified id: " + id + " was not found in the page.");
1664             }
1665 
1666             // There can be multiple attributes modified.  Loop through the list.
1667             var nodes = element.childNodes;
1668             for (var i = 0; i < nodes.length; i++) {
1669                 var name = nodes[i].getAttribute('name');
1670                 var value = nodes[i].getAttribute('value');
1671 
1672                 //boolean attribute handling code for all browsers
1673                 if (name === 'disabled') {
1674                     target.disabled = value === 'disabled' || value === 'true';
1675                     return;
1676                 } else if (name === 'checked') {
1677                     target.checked = value === 'checked' || value === 'on' || value === 'true';
1678                     return;
1679                 } else if (name == 'readonly') {
1680                     target.readOnly = value === 'readonly' || value === 'true';
1681                     return;
1682                 }
1683 
1684                 if (!isIE()) {
1685                     if (name === 'value') {
1686                         target.value = value;
1687                     } else {
1688                         target.setAttribute(name, value);
1689                     }
1690                 } else { // if it's IE, then quite a bit more work is required
1691                     if (name === 'class') {
1692                         target.className = value;
1693                     } else if (name === "for") {
1694                         name = 'htmlFor';
1695                         target.setAttribute(name, value, 0);
1696                     } else if (name === 'style') {
1697                         target.style.setAttribute('cssText', value, 0);
1698                     } else if (name.substring(0, 2) === 'on') {
1699                         var c = document.body.appendChild(document.createElement('span'));
1700                         try {
1701                             c.innerHTML = '<span ' + name + '="' + value + '"/>';
1702                             target[name] = c.firstChild[name];
1703                         } finally {
1704                             document.body.removeChild(c);
1705                         }
1706                     } else if (name === 'dir') {
1707                         if (jsf.getProjectStage() == 'Development') {
1708                             throw new Error("Cannot set 'dir' attribute in IE");
1709                         }
1710                     } else {
1711                         target.setAttribute(name, value, 0);
1712                     }
1713                 }
1714             }
1715         };
1716 
1717         /**
1718          * Eval the CDATA of the element.
1719          * @param element to eval
1720          * @ignore
1721          */
1722         var doEval = function doEval(element) {
1723             var evalText = '';
1724             var childNodes = element.childNodes;
1725             for (var i = 0; i < childNodes.length; i++) {
1726                 evalText += childNodes[i].nodeValue;
1727             }
1728             globalEval(evalText);
1729         };
1730 
1731         /**
1732          * Ajax Request Queue
1733          * @ignore
1734          */
1735         var Queue = new function Queue() {
1736 
1737             // Create the internal queue
1738             var queue = [];
1739 
1740 
1741             // the amount of space at the front of the queue, initialised to zero
1742             var queueSpace = 0;
1743 
1744             /** Returns the size of this Queue. The size of a Queue is equal to the number
1745              * of elements that have been enqueued minus the number of elements that have
1746              * been dequeued.
1747              * @ignore
1748              */
1749             this.getSize = function getSize() {
1750                 return queue.length - queueSpace;
1751             };
1752 
1753             /** Returns true if this Queue is empty, and false otherwise. A Queue is empty
1754              * if the number of elements that have been enqueued equals the number of
1755              * elements that have been dequeued.
1756              * @ignore
1757              */
1758             this.isEmpty = function isEmpty() {
1759                 return (queue.length === 0);
1760             };
1761 
1762             /** Enqueues the specified element in this Queue.
1763              *
1764              * @param element - the element to enqueue
1765              * @ignore
1766              */
1767             this.enqueue = function enqueue(element) {
1768                 // Queue the request
1769                 queue.push(element);
1770             };
1771 
1772 
1773             /** Dequeues an element from this Queue. The oldest element in this Queue is
1774              * removed and returned. If this Queue is empty then undefined is returned.
1775              *
1776              * @returns Object The element that was removed from the queue.
1777              * @ignore
1778              */
1779             this.dequeue = function dequeue() {
1780                 // initialise the element to return to be undefined
1781                 var element = undefined;
1782 
1783                 // check whether the queue is empty
1784                 if (queue.length) {
1785                     // fetch the oldest element in the queue
1786                     element = queue[queueSpace];
1787 
1788                     // update the amount of space and check whether a shift should occur
1789                     if (++queueSpace * 2 >= queue.length) {
1790                         // set the queue equal to the non-empty portion of the queue
1791                         queue = queue.slice(queueSpace);
1792                         // reset the amount of space at the front of the queue
1793                         queueSpace = 0;
1794                     }
1795                 }
1796                 // return the removed element
1797                 try {
1798                     return element;
1799                 } finally {
1800                     element = null; // IE 6 leak prevention
1801                 }
1802             };
1803 
1804             /** Returns the oldest element in this Queue. If this Queue is empty then
1805              * undefined is returned. This function returns the same value as the dequeue
1806              * function, but does not remove the returned element from this Queue.
1807              * @ignore
1808              */
1809             this.getOldestElement = function getOldestElement() {
1810                 // initialise the element to return to be undefined
1811                 var element = undefined;
1812 
1813                 // if the queue is not element then fetch the oldest element in the queue
1814                 if (queue.length) {
1815                     element = queue[queueSpace];
1816                 }
1817                 // return the oldest element
1818                 try {
1819                     return element;
1820                 } finally {
1821                     element = null; //IE 6 leak prevention
1822                 }
1823             };
1824         }();
1825 
1826 
1827         /**
1828          * AjaxEngine handles Ajax implementation details.
1829          * @ignore
1830          */
1831         var AjaxEngine = function AjaxEngine(context) {
1832 
1833             var req = {};                  // Request Object
1834             req.url = null;                // Request URL
1835             req.context = context;              // Context of request and response
1836             req.context.sourceid = null;   // Source of this request
1837             req.context.onerror = null;    // Error handler for request
1838             req.context.onevent = null;    // Event handler for request
1839             req.context.namingContainerId = null;   // If UIViewRoot is an instance of NamingContainer this represents its ID.
1840             req.context.namingContainerPrefix = null;   // If UIViewRoot is an instance of NamingContainer this represents its ID suffixed with separator character, else an empty string.
1841             req.xmlReq = null;             // XMLHttpRequest Object
1842             req.async = true;              // Default - Asynchronous
1843             req.parameters = {};           // Parameters For GET or POST
1844             req.queryString = null;        // Encoded Data For GET or POST
1845             req.method = null;             // GET or POST
1846             req.status = null;             // Response Status Code From Server
1847             req.fromQueue = false;         // Indicates if the request was taken off the queue before being sent. This prevents the request from entering the queue redundantly.
1848 
1849             req.que = Queue;
1850             
1851             // Get a transport Handle
1852             // The transport will be an iframe transport if the form
1853             // has multipart encoding type.  This is where we could
1854             // handle XMLHttpRequest Level2 as well (perhaps 
1855             // something like:  if ('upload' in req.xmlReq)'
1856             req.xmlReq = getTransport(context);
1857 
1858             if (req.xmlReq === null) {
1859                 return null;
1860             }
1861 
1862             /**
1863              * @ignore
1864              */
1865             function noop() {}
1866             
1867             // Set up request/response state callbacks
1868             /**
1869              * @ignore
1870              */
1871             req.xmlReq.onreadystatechange = function() {
1872                 if (req.xmlReq.readyState === 4) {
1873                     req.onComplete();
1874                     // next two lines prevent closure/ciruclar reference leaks
1875                     // of XHR instances in IE
1876                     req.xmlReq.onreadystatechange = noop;
1877                     req.xmlReq = null;
1878                 }
1879             };
1880 
1881             /**
1882              * This function is called when the request/response interaction
1883              * is complete.  If the return status code is successfull,
1884              * dequeue all requests from the queue that have completed.  If a
1885              * request has been found on the queue that has not been sent,
1886              * send the request.
1887              * @ignore
1888              */
1889             req.onComplete = function onComplete() {
1890                 if (req.xmlReq.status && (req.xmlReq.status >= 200 && req.xmlReq.status < 300)) {
1891                     sendEvent(req.xmlReq, req.context, "complete");
1892                     jsf.ajax.response(req.xmlReq, req.context);
1893                 } else {
1894                     sendEvent(req.xmlReq, req.context, "complete");
1895                     sendError(req.xmlReq, req.context, "httpError");
1896                 }
1897 
1898                 // Regardless of whether the request completed successfully (or not),
1899                 // dequeue requests that have been completed (readyState 4) and send
1900                 // requests that ready to be sent (readyState 0).
1901 
1902                 var nextReq = req.que.getOldestElement();
1903                 if (nextReq === null || typeof nextReq === 'undefined') {
1904                     return;
1905                 }
1906                 while ((typeof nextReq.xmlReq !== 'undefined' && nextReq.xmlReq !== null) &&
1907                        nextReq.xmlReq.readyState === 4) {
1908                     req.que.dequeue();
1909                     nextReq = req.que.getOldestElement();
1910                     if (nextReq === null || typeof nextReq === 'undefined') {
1911                         break;
1912                     }
1913                 }
1914                 if (nextReq === null || typeof nextReq === 'undefined') {
1915                     return;
1916                 }
1917                 if ((typeof nextReq.xmlReq !== 'undefined' && nextReq.xmlReq !== null) &&
1918                     nextReq.xmlReq.readyState === 0) {
1919                     nextReq.fromQueue = true;
1920                     nextReq.sendRequest();
1921                 }
1922             };
1923 
1924             /**
1925              * Utility method that accepts additional arguments for the AjaxEngine.
1926              * If an argument is passed in that matches an AjaxEngine property, the
1927              * argument value becomes the value of the AjaxEngine property.
1928              * Arguments that don't match AjaxEngine properties are added as
1929              * request parameters.
1930              * @ignore
1931              */
1932             req.setupArguments = function(args) {
1933                 for (var i in args) {
1934                     if (args.hasOwnProperty(i)) {
1935                         if (typeof req[i] === 'undefined') {
1936                             req.parameters[i] = args[i];
1937                         } else {
1938                             req[i] = args[i];
1939                         }
1940                     }
1941                 }
1942             };
1943 
1944             /**
1945              * This function does final encoding of parameters, determines the request method
1946              * (GET or POST) and sends the request using the specified url.
1947              * @ignore
1948              */
1949             req.sendRequest = function() {
1950                 if (req.xmlReq !== null) {
1951                     // if there is already a request on the queue waiting to be processed..
1952                     // just queue this request
1953                     if (!req.que.isEmpty()) {
1954                         if (!req.fromQueue) {
1955                             req.que.enqueue(req);
1956                             return;
1957                         }
1958                     }
1959                     // If the queue is empty, queue up this request and send
1960                     if (!req.fromQueue) {
1961                         req.que.enqueue(req);
1962                     }
1963                     // Some logic to get the real request URL
1964                     if (req.generateUniqueUrl && req.method == "GET") {
1965                         req.parameters["AjaxRequestUniqueId"] = new Date().getTime() + "" + req.requestIndex;
1966                     }
1967                     var content = null; // For POST requests, to hold query string
1968                     for (var i in req.parameters) {
1969                         if (req.parameters.hasOwnProperty(i)) {
1970                             if (req.queryString.length > 0) {
1971                                 req.queryString += "&";
1972                             }
1973                             req.queryString += encodeURIComponent(i) + "=" + encodeURIComponent(req.parameters[i]);
1974                         }
1975                     }
1976                     if (req.method === "GET") {
1977                         if (req.queryString.length > 0) {
1978                             req.url += ((req.url.indexOf("?") > -1) ? "&" : "?") + req.queryString;
1979                         }
1980                     }
1981                     req.xmlReq.open(req.method, req.url, req.async);
1982                     // note that we are including the charset=UTF-8 as part of the content type (even
1983                     // if encodeURIComponent encodes as UTF-8), because with some
1984                     // browsers it will not be set in the request.  Some server implementations need to 
1985                     // determine the character encoding from the request header content type.
1986                     if (req.method === "POST") {
1987                         if (typeof req.xmlReq.setRequestHeader !== 'undefined') {
1988                             req.xmlReq.setRequestHeader('Faces-Request', 'partial/ajax');
1989                             req.xmlReq.setRequestHeader('Content-type', 'application/x-www-form-urlencoded;charset=UTF-8');
1990                         }
1991                         content = req.queryString;
1992                     }
1993                     // note that async == false is not a supported feature.  We may change it in ways
1994                     // that break existing programs at any time, with no warning.
1995                     if(!req.async) {
1996                         req.xmlReq.onreadystatechange = null; // no need for readystate change listening
1997                     }
1998                     sendEvent(req.xmlReq, req.context, "begin");
1999                     req.xmlReq.send(content);
2000                     if(!req.async){
2001                         req.onComplete();
2002                 }
2003                 }
2004             };
2005 
2006             return req;
2007         };
2008 
2009         /**
2010          * Error handling callback.
2011          * Assumes that the request has completed.
2012          * @ignore
2013          */
2014         var sendError = function sendError(request, context, status, description, serverErrorName, serverErrorMessage) {
2015 
2016             // Possible errornames:
2017             // httpError
2018             // emptyResponse
2019             // serverError
2020             // malformedXML
2021 
2022             var sent = false;
2023             var data = {};  // data payload for function
2024             data.type = "error";
2025             data.status = status;
2026             data.source = context.sourceid;
2027             data.responseCode = request.status;
2028             data.responseXML = request.responseXML;
2029             data.responseText = request.responseText;
2030 
2031             // ensure data source is the dom element and not the ID
2032             // per 14.4.1 of the 2.0 specification.
2033             if (typeof data.source === 'string') {
2034                 data.source = document.getElementById(data.source);
2035             }
2036 
2037             if (description) {
2038                 data.description = description;
2039             } else if (status == "httpError") {
2040                 if (data.responseCode === 0) {
2041                     data.description = "The Http Transport returned a 0 status code.  This is usually the result of mixing ajax and full requests.  This is usually undesired, for both performance and data integrity reasons.";
2042                 } else {
2043                     data.description = "There was an error communicating with the server, status: " + data.responseCode;
2044                 }
2045             } else if (status == "serverError") {
2046                 data.description = serverErrorMessage;
2047             } else if (status == "emptyResponse") {
2048                 data.description = "An empty response was received from the server.  Check server error logs.";
2049             } else if (status == "malformedXML") {
2050                 if (getParseErrorText(data.responseXML) !== PARSED_OK) {
2051                     data.description = getParseErrorText(data.responseXML);
2052                 } else {
2053                     data.description = "An invalid XML response was received from the server.";
2054                 }
2055             }
2056 
2057             if (status == "serverError") {
2058                 data.errorName = serverErrorName;
2059                 data.errorMessage = serverErrorMessage;
2060             }
2061 
2062             // If we have a registered callback, send the error to it.
2063             if (context.onerror) {
2064                 context.onerror.call(null, data);
2065                 sent = true;
2066             }
2067 
2068             for (var i in errorListeners) {
2069                 if (errorListeners.hasOwnProperty(i)) {
2070                     errorListeners[i].call(null, data);
2071                     sent = true;
2072                 }
2073             }
2074 
2075             if (!sent && jsf.getProjectStage() === "Development") {
2076                 if (status == "serverError") {
2077                     alert("serverError: " + serverErrorName + " " + serverErrorMessage);
2078                 } else {
2079                     alert(status + ": " + data.description);
2080                 }
2081             }
2082         };
2083 
2084         /**
2085          * Event handling callback.
2086          * Request is assumed to have completed, except in the case of event = 'begin'.
2087          * @ignore
2088          */
2089         var sendEvent = function sendEvent(request, context, status) {
2090 
2091             var data = {};
2092             data.type = "event";
2093             data.status = status;
2094             data.source = context.sourceid;
2095             // ensure data source is the dom element and not the ID
2096             // per 14.4.1 of the 2.0 specification.
2097             if (typeof data.source === 'string') {
2098                 data.source = document.getElementById(data.source);
2099             }
2100             if (status !== 'begin') {
2101                 data.responseCode = request.status;
2102                 data.responseXML = request.responseXML;
2103                 data.responseText = request.responseText;
2104             }
2105 
2106             if (context.onevent) {
2107                 context.onevent.call(null, data);
2108             }
2109 
2110             for (var i in eventListeners) {
2111                 if (eventListeners.hasOwnProperty(i)) {
2112                     eventListeners[i].call(null, data);
2113                 }
2114             }
2115         };
2116 
2117         // Use module pattern to return the functions we actually expose
2118         return {
2119             /**
2120              * Register a callback for error handling.
2121              * <p><b>Usage:</b></p>
2122              * <pre><code>
2123              * jsf.ajax.addOnError(handleError);
2124              * ...
2125              * var handleError = function handleError(data) {
2126              * ...
2127              * }
2128              * </pre></code>
2129              * <p><b>Implementation Requirements:</b></p>
2130              * This function must accept a reference to an existing JavaScript function.
2131              * The JavaScript function reference must be added to a list of callbacks, making it possible
2132              * to register more than one callback by invoking <code>jsf.ajax.addOnError</code>
2133              * more than once.  This function must throw an error if the <code>callback</code>
2134              * argument is not a function.
2135              *
2136              * @member jsf.ajax
2137              * @param callback a reference to a function to call on an error
2138              */
2139             addOnError: function addOnError(callback) {
2140                 if (typeof callback === 'function') {
2141                     errorListeners[errorListeners.length] = callback;
2142                 } else {
2143                     throw new Error("jsf.ajax.addOnError:  Added a callback that was not a function.");
2144                 }
2145             },
2146             /**
2147              * Register a callback for event handling.
2148              * <p><b>Usage:</b></p>
2149              * <pre><code>
2150              * jsf.ajax.addOnEvent(statusUpdate);
2151              * ...
2152              * var statusUpdate = function statusUpdate(data) {
2153              * ...
2154              * }
2155              * </pre></code>
2156              * <p><b>Implementation Requirements:</b></p>
2157              * This function must accept a reference to an existing JavaScript function.
2158              * The JavaScript function reference must be added to a list of callbacks, making it possible
2159              * to register more than one callback by invoking <code>jsf.ajax.addOnEvent</code>
2160              * more than once.  This function must throw an error if the <code>callback</code>
2161              * argument is not a function.
2162              *
2163              * @member jsf.ajax
2164              * @param callback a reference to a function to call on an event
2165              */
2166             addOnEvent: function addOnEvent(callback) {
2167                 if (typeof callback === 'function') {
2168                     eventListeners[eventListeners.length] = callback;
2169                 } else {
2170                     throw new Error("jsf.ajax.addOnEvent: Added a callback that was not a function");
2171                 }
2172             },
2173             /**
2174 
2175              * <p><span class="changed_modified_2_2">Send</span> an
2176              * asynchronous Ajax req uest to the server.
2177 
2178              * <p><b>Usage:</b></p>
2179              * <pre><code>
2180              * Example showing all optional arguments:
2181              *
2182              * <commandButton id="button1" value="submit"
2183              *     onclick="jsf.ajax.request(this,event,
2184              *       {execute:'button1',render:'status',onevent: handleEvent,onerror: handleError});return false;"/>
2185              * </commandButton/>
2186              * </pre></code>
2187              * <p><b>Implementation Requirements:</b></p>
2188              * This function must:
2189              * <ul>
2190              * <li>Be used within the context of a <code>form</code><span class="changed_added_2_3">,
2191              * else throw an error</span>.</li>
2192              * <li>Capture the element that triggered this Ajax request
2193              * (from the <code>source</code> argument, also known as the
2194              * <code>source</code> element.</li>
2195              * <li>If the <code>source</code> element is <code>null</code> or
2196              * <code>undefined</code> throw an error.</li>
2197              * <li>If the <code>source</code> argument is not a <code>string</code> or
2198              * DOM element object, throw an error.</li>
2199              * <li>If the <code>source</code> argument is a <code>string</code>, find the
2200              * DOM element for that <code>string</code> identifier.
2201              * <li>If the DOM element could not be determined, throw an error.</li>
2202              * <li class="changed_added_2_3">If the <code>javax.faces.ViewState</code> 
2203              * element could not be found, throw an error.</li>
2204              * <li class="changed_added_2_3">If the ID of the <code>javax.faces.ViewState</code> 
2205              * element has a <code><VIEW_ROOT_CONTAINER_CLIENT_ID><SEP></code>
2206              * prefix, where <SEP> is the currently configured
2207              * <code>UINamingContainer.getSeparatorChar()</code> and
2208              * <VIEW_ROOT_CONTAINER_CLIENT_ID> is the return from
2209              * <code>UIViewRoot.getContainerClientId()</code> on the
2210              * view from whence this state originated, then remember it as <i>namespace prefix</i>.
2211              * This is needed during encoding of the set of post data arguments.</li>
2212              * <li>If the <code>onerror</code> and <code>onevent</code> arguments are set,
2213              * they must be functions, or throw an error.
2214              * <li>Determine the <code>source</code> element's <code>form</code>
2215              * element.</li>
2216              * <li>Get the <code>form</code> view state by calling
2217              * {@link jsf.getViewState} passing the
2218              * <code>form</code> element as the argument.</li>
2219              * <li>Collect post data arguments for the Ajax request.
2220              * <ul>
2221              * <li>The following name/value pairs are required post data arguments:
2222              * <table border="1">
2223              * <tr>
2224              * <th>name</th>
2225              * <th>value</th>
2226              * </tr>
2227              * <tr>
2228              * <td><code>javax.faces.ViewState</code></td>
2229              * <td><code>Contents of javax.faces.ViewState hidden field.  This is included when
2230              * {@link jsf.getViewState} is used.</code></td>
2231              * </tr>
2232              * <tr>
2233              * <td><code>javax.faces.partial.ajax</code></td>
2234              * <td><code>true</code></td>
2235              * </tr>
2236              * <tr>
2237              * <td><code>javax.faces.source</code></td>
2238              * <td><code>The identifier of the element that triggered this request.</code></td>
2239              * </tr>
2240              * <tr class="changed_added_2_2">
2241              * <td><code>javax.faces.ClientWindow</code></td>
2242 
2243              * <td><code>Call jsf.getClientWindow(), passing the current
2244              * form.  If the return is non-null, it must be set as the
2245              * value of this name/value pair, otherwise, a name/value
2246              * pair for client window must not be sent.</code></td>
2247 
2248              * </tr>
2249              * </table>
2250              * </li>
2251              * </ul>
2252              * </li>
2253              * <li>Collect optional post data arguments for the Ajax request.
2254              * <ul>
2255              * <li>Determine additional arguments (if any) from the <code>options</code>
2256              * argument. If <code>options.execute</code> exists:
2257              * <ul>
2258              * <li>If the keyword <code>@none</code> is present, do not create and send
2259              * the post data argument <code>javax.faces.partial.execute</code>.</li>
2260              * <li>If the keyword <code>@all</code> is present, create the post data argument with
2261              * the name <code>javax.faces.partial.execute</code> and the value <code>@all</code>.</li>
2262              * <li>Otherwise, there are specific identifiers that need to be sent.  Create the post
2263              * data argument with the name <code>javax.faces.partial.execute</code> and the value as a
2264              * space delimited <code>string</code> of client identifiers.</li>
2265              * </ul>
2266              * </li>
2267              * <li>If <code>options.execute</code> does not exist, create the post data argument with the
2268              * name <code>javax.faces.partial.execute</code> and the value as the identifier of the
2269              * element that caused this request.</li>
2270              * <li>If <code>options.render</code> exists:
2271              * <ul>
2272              * <li>If the keyword <code>@none</code> is present, do not create and send
2273              * the post data argument <code>javax.faces.partial.render</code>.</li>
2274              * <li>If the keyword <code>@all</code> is present, create the post data argument with
2275              * the name <code>javax.faces.partial.render</code> and the value <code>@all</code>.</li>
2276              * <li>Otherwise, there are specific identifiers that need to be sent.  Create the post
2277              * data argument with the name <code>javax.faces.partial.render</code> and the value as a
2278              * space delimited <code>string</code> of client identifiers.</li>
2279              * </ul>
2280              * <li>If <code>options.render</code> does not exist do not create and send the
2281              * post data argument <code>javax.faces.partial.render</code>.</li>
2282 
2283              * <li class="changed_added_2_2">If
2284              * <code>options.delay</code> exists let it be the value
2285              * <em>delay</em>, for this discussion.  If
2286              * <code>options.delay</code> does not exist, or is the
2287              * literal string <code>'none'</code>, without the quotes,
2288              * no delay is used.  If less than <em>delay</em>
2289              * milliseconds elapses between calls to <em>request()</em>
2290              * only the most recent one is sent and all other requests
2291              * are discarded.</li>
2292 
2293 
2294              * <li class="changed_added_2_2">If
2295              * <code>options.resetValues</code> exists and its value is
2296              * <code>true</code>, ensure a post data argument with the
2297              * name <code>javax.faces.partial.resetValues</code> and the
2298              * value <code>true</code> is sent in addition to the other
2299              * post data arguments.  This will cause
2300              * <code>UIViewRoot.resetValues()</code> to be called,
2301              * passing the value of the "render" attribute.  Note: do
2302              * not use any of the <code>@</code> keywords such as
2303              * <code>@form</code> or <code>@this</code> with this option
2304              * because <code>UIViewRoot.resetValues()</code> does not
2305              * descend into the children of the listed components.</li>
2306 
2307 
2308              * <li>Determine additional arguments (if any) from the <code>event</code>
2309              * argument.  The following name/value pairs may be used from the
2310              * <code>event</code> object:
2311              * <ul>
2312              * <li><code>target</code> - the ID of the element that triggered the event.</li>
2313              * <li><code>captured</code> - the ID of the element that captured the event.</li>
2314              * <li><code>type</code> - the type of event (ex: onkeypress)</li>
2315              * <li><code>alt</code> - <code>true</code> if ALT key was pressed.</li>
2316              * <li><code>ctrl</code> - <code>true</code> if CTRL key was pressed.</li>
2317              * <li><code>shift</code> - <code>true</code> if SHIFT key was pressed. </li>
2318              * <li><code>meta</code> - <code>true</code> if META key was pressed. </li>
2319              * <li><code>right</code> - <code>true</code> if right mouse button
2320              * was pressed. </li>
2321              * <li><code>left</code> - <code>true</code> if left mouse button
2322              * was pressed. </li>
2323              * <li><code>keycode</code> - the key code.
2324              * </ul>
2325              * </li>
2326              * </ul>
2327              * </li>
2328              * <li>Encode the set of post data arguments. <span class="changed_added_2_3">
2329              * If the <code>javax.faces.ViewState</code> element has a namespace prefix, then
2330              * make sure that all post data arguments are prefixed with this namespace prefix.
2331              * </span></li>
2332              * <li>Join the encoded view state with the encoded set of post data arguments
2333              * to form the <code>query string</code> that will be sent to the server.</li>
2334              * <li>Create a request <code>context</code> object and set the properties:
2335              * <ul><li><code>source</code> (the source DOM element for this request)</li>
2336              * <li><code>onerror</code> (the error handler for this request)</li>
2337              * <li><code>onevent</code> (the event handler for this request)</li></ul>
2338              * The request context will be used during error/event handling.</li>
2339              * <li>Send a <code>begin</code> event following the procedure as outlined
2340              * in the Chapter 13 "Sending Events" section of the spec prose document <a
2341              *  href="../../javadocs/overview-summary.html#prose_document">linked in the
2342              *  overview summary</a></li>
2343              * <li>Set the request header with the name: <code>Faces-Request</code> and the
2344              * value: <code>partial/ajax</code>.</li>
2345              * <li>Determine the <code>posting URL</code> as follows: If the hidden field
2346              * <code>javax.faces.encodedURL</code> is present in the submitting form, use its
2347              * value as the <code>posting URL</code>.  Otherwise, use the <code>action</code>
2348              * property of the <code>form</code> element as the <code>URL</code>.</li>
2349 
2350              * <li> 
2351 
2352              * <p><span class="changed_modified_2_2">Determine whether
2353              * or not the submitting form is using 
2354              * <code>multipart/form-data</code> as its
2355              * <code>enctype</code> attribute.  If not, send the request
2356              * as an <code>asynchronous POST</code> using the
2357              * <code>posting URL</code> that was determined in the
2358              * previous step.</span> <span
2359              * class="changed_added_2_2">Otherwise, send the request
2360              * using a multi-part capable transport layer, such as a
2361              * hidden inline frame.  Note that using a hidden inline
2362              * frame does <strong>not</strong> use
2363              * <code>XMLHttpRequest</code>, but the request must be sent
2364              * with all the parameters that a JSF
2365              * <code>XMLHttpRequest</code> would have been sent with.
2366              * In this way, the server side processing of the request
2367              * will be identical whether or the request is multipart or
2368              * not.</span></p>
2369             
2370              * <div class="changed_added_2_2">
2371 
2372              * <p>The <code>begin</code>, <code>complete</code>, and
2373              * <code>success</code> events must be emulated when using
2374              * the multipart transport.  This allows any listeners to
2375              * behave uniformly regardless of the multipart or
2376              * <code>XMLHttpRequest</code> nature of the transport.</p>
2377 
2378              * </div></li>
2379              * </ul>
2380              * Form serialization should occur just before the request is sent to minimize 
2381              * the amount of time between the creation of the serialized form data and the 
2382              * sending of the serialized form data (in the case of long requests in the queue).
2383              * Before the request is sent it must be put into a queue to ensure requests
2384              * are sent in the same order as when they were initiated.  The request callback function
2385              * must examine the queue and determine the next request to be sent.  The behavior of the
2386              * request callback function must be as follows:
2387              * <ul>
2388              * <li>If the request completed successfully invoke {@link jsf.ajax.response}
2389              * passing the <code>request</code> object.</li>
2390              * <li>If the request did not complete successfully, notify the client.</li>
2391              * <li>Regardless of the outcome of the request (success or error) every request in the
2392              * queue must be handled.  Examine the status of each request in the queue starting from
2393              * the request that has been in the queue the longest.  If the status of the request is
2394              * <code>complete</code> (readyState 4), dequeue the request (remove it from the queue).
2395              * If the request has not been sent (readyState 0), send the request.  Requests that are
2396              * taken off the queue and sent should not be put back on the queue.</li>
2397              * </ul>
2398              *
2399              * </p>
2400              *
2401              * @param source The DOM element that triggered this Ajax request, or an id string of the
2402              * element to use as the triggering element.
2403              * @param event The DOM event that triggered this Ajax request.  The
2404              * <code>event</code> argument is optional.
2405              * @param options The set of available options that can be sent as
2406              * request parameters to control client and/or server side
2407              * request processing. Acceptable name/value pair options are:
2408              * <table border="1">
2409              * <tr>
2410              * <th>name</th>
2411              * <th>value</th>
2412              * </tr>
2413              * <tr>
2414              * <td><code>execute</code></td>
2415              * <td><code>space seperated list of client identifiers</code></td>
2416              * </tr>
2417              * <tr>
2418              * <td><code>render</code></td>
2419              * <td><code>space seperated list of client identifiers</code></td>
2420              * </tr>
2421              * <tr>
2422              * <td><code>onevent</code></td>
2423              * <td><code>function to callback for event</code></td>
2424              * </tr>
2425              * <tr>
2426              * <td><code>onerror</code></td>
2427              * <td><code>function to callback for error</code></td>
2428              * </tr>
2429              * <tr>
2430              * <td><code>params</code></td>
2431              * <td><code>object containing parameters to include in the request</code></td>
2432              * </tr>
2433 
2434              * <tr class="changed_added_2_2">
2435 
2436              * <td><code>delay</code></td>
2437 
2438              * <td>If less than <em>delay</em> milliseconds elapses
2439              * between calls to <em>request()</em> only the most recent
2440              * one is sent and all other requests are discarded. If the
2441              * value of <em>delay</em> is the literal string
2442              * <code>'none'</code> without the quotes, or no delay is
2443              * specified, no delay is used. </td>
2444 
2445              * </tr>
2446 
2447              * <tr class="changed_added_2_2">
2448 
2449              * <td><code>resetValues</code></td>
2450 
2451              * <td>If true, ensure a post data argument with the name
2452              * javax.faces.partial.resetValues and the value true is
2453              * sent in addition to the other post data arguments. This
2454              * will cause UIViewRoot.resetValues() to be called, passing
2455              * the value of the "render" attribute. Note: do not use any
2456              * of the @ keywords such as @form or @this with this option
2457              * because UIViewRoot.resetValues() does not descend into
2458              * the children of the listed components.</td>
2459 
2460              * </tr>
2461 
2462 
2463              * </table>
2464              * The <code>options</code> argument is optional.
2465              * @member jsf.ajax
2466              * @function jsf.ajax.request
2467 
2468              * @throws Error if first required argument
2469              * <code>element</code> is not specified, or if one or more
2470              * of the components in the <code>options.execute</code>
2471              * list is a file upload component, but the form's enctype
2472              * is not set to <code>multipart/form-data</code>
2473              */
2474 
2475             request: function request(source, event, options) {
2476 
2477                 var element, form, viewStateElement;   //  Element variables
2478                 var all, none;
2479                 
2480                 var context = {};
2481 
2482                 if (typeof source === 'undefined' || source === null) {
2483                     throw new Error("jsf.ajax.request: source not set");
2484                 }
2485                 if(delayHandler) {
2486                     clearTimeout(delayHandler);
2487                     delayHandler = null;
2488                 }
2489 
2490                 // set up the element based on source
2491                 if (typeof source === 'string') {
2492                     element = document.getElementById(source);
2493                 } else if (typeof source === 'object') {
2494                     element = source;
2495                 } else {
2496                     throw new Error("jsf.ajax.request: source must be object or string");
2497                 }
2498                 // attempt to handle case of name unset
2499                 // this might be true in a badly written composite component
2500                 if (!element.name) {
2501                     element.name = element.id;
2502                 }
2503                 
2504                 context.element = element;
2505 
2506                 if (typeof(options) === 'undefined' || options === null) {
2507                     options = {};
2508                 }
2509 
2510                 // Error handler for this request
2511                 var onerror = false;
2512 
2513                 if (options.onerror && typeof options.onerror === 'function') {
2514                     onerror = options.onerror;
2515                 } else if (options.onerror && typeof options.onerror !== 'function') {
2516                     throw new Error("jsf.ajax.request: Added an onerror callback that was not a function");
2517                 }
2518 
2519                 // Event handler for this request
2520                 var onevent = false;
2521 
2522                 if (options.onevent && typeof options.onevent === 'function') {
2523                     onevent = options.onevent;
2524                 } else if (options.onevent && typeof options.onevent !== 'function') {
2525                     throw new Error("jsf.ajax.request: Added an onevent callback that was not a function");
2526                 }
2527 
2528                 form = getForm(element);
2529                 if (!form) {
2530                     throw new Error("jsf.ajax.request: Method must be called within a form");
2531                 }
2532 
2533                 viewStateElement = getHiddenStateField(form, "javax.faces.ViewState");
2534                 if (!viewStateElement) {
2535                     throw new Error("jsf.ajax.request: Form has no view state element");
2536                 }
2537                 
2538                 context.form = form;
2539                 context.formId = form.id;
2540                 
2541                 var viewState = jsf.getViewState(form);
2542 
2543                 // Set up additional arguments to be used in the request..
2544                 // Make sure "javax.faces.source" is set up.
2545                 // If there were "execute" ids specified, make sure we
2546                 // include the identifier of the source element in the
2547                 // "execute" list.  If there were no "execute" ids
2548                 // specified, determine the default.
2549 
2550                 var args = {};
2551 
2552                 var namingContainerPrefix = viewStateElement.name.substring(0, viewStateElement.name.indexOf("javax.faces.ViewState"));
2553 
2554                 args[namingContainerPrefix + "javax.faces.source"] = element.id;
2555 
2556                 if (event && !!event.type) {
2557                     args[namingContainerPrefix + "javax.faces.partial.event"] = event.type;
2558                 }
2559 
2560                 if ("resetValues" in options) {
2561                     args[namingContainerPrefix + "javax.faces.partial.resetValues"] = options.resetValues;
2562                 }
2563 
2564                 // If we have 'execute' identifiers:
2565                 // Handle any keywords that may be present.
2566                 // If @none present anywhere, do not send the
2567                 // "javax.faces.partial.execute" parameter.
2568                 // The 'execute' and 'render' lists must be space
2569                 // delimited.
2570 
2571                 if (options.execute) {
2572                     none = options.execute.indexOf("@none");
2573                     if (none < 0) {
2574                         all = options.execute.indexOf("@all");
2575                         if (all < 0) {
2576                             options.execute = options.execute.replace("@this", element.id);
2577                             options.execute = options.execute.replace("@form", form.id);
2578                             var temp = options.execute.split(' ');
2579                             if (!isInArray(temp, element.name)) {
2580                                 options.execute = element.name + " " + options.execute;
2581                             }
2582                             if (namingContainerPrefix) {
2583                             	options.execute = namespaceParametersIfNecessary(options.execute, element.name, namingContainerPrefix);
2584                             }
2585                         } else {
2586                             options.execute = "@all";
2587                         }
2588                         args[namingContainerPrefix + "javax.faces.partial.execute"] = options.execute;
2589                     }
2590                 } else {
2591                     options.execute = element.name + " " + element.id;
2592                     args[namingContainerPrefix + "javax.faces.partial.execute"] = options.execute;
2593                 }
2594 
2595                 if (options.render) {
2596                     none = options.render.indexOf("@none");
2597                     if (none < 0) {
2598                         all = options.render.indexOf("@all");
2599                         if (all < 0) {
2600                             options.render = options.render.replace("@this", element.id);
2601                             options.render = options.render.replace("@form", form.id);
2602                             if (namingContainerPrefix) {
2603                             	options.render = namespaceParametersIfNecessary(options.render, element.name, namingContainerPrefix);
2604                             }
2605                         } else {
2606                             options.render = "@all";
2607                         }
2608                         args[namingContainerPrefix + "javax.faces.partial.render"] = options.render;
2609                     }
2610                 }
2611                 var explicitlyDoNotDelay = ((typeof options.delay == 'undefined') || (typeof options.delay == 'string') &&
2612                                             (options.delay.toLowerCase() == 'none'));
2613                 var delayValue;
2614                 if (typeof options.delay == 'number') {
2615                     delayValue = options.delay;
2616                 } else  {
2617                     var converted = parseInt(options.delay);
2618                     
2619                     if (!explicitlyDoNotDelay && isNaN(converted)) {
2620                         throw new Error('invalid value for delay option: ' + options.delay);
2621                     }
2622                     delayValue = converted;
2623                 }
2624 
2625                 var checkForTypeFile
2626 
2627                 // check the execute ids to see if any include an input of type "file"
2628                 context.includesInputFile = false;
2629                 var ids = options.execute.split(" ");
2630                 if (ids == "@all") { ids = [ form.id ]; }
2631                 if (ids) {
2632                     for (i = 0; i < ids.length; i++) {
2633                         var elem = document.getElementById(ids[i]);
2634                         if (elem) {
2635                             var nodeType = elem.nodeType;
2636                             if (nodeType == Node.ELEMENT_NODE) {
2637                                 var elemAttributeDetector = detectAttributes(elem);
2638                                 if (elemAttributeDetector("type")) {
2639                                     if (elem.getAttribute("type") === "file") {
2640                                         context.includesInputFile = true;
2641                                         break;
2642                                     }
2643                                 } else {
2644                                     if (hasInputFileControl(elem)) {
2645                                         context.includesInputFile = true;
2646                                         break;
2647                                     }
2648                                 }
2649                             }
2650                         }
2651                     }
2652                 }
2653 
2654                 // copy all params to args
2655                 var params = options.params || {};
2656                 for (var property in params) {
2657                     if (params.hasOwnProperty(property)) {
2658                         args[namingContainerPrefix + property] = params[property];
2659                     }
2660                 }
2661 
2662                 // remove non-passthrough options
2663                 delete options.execute;
2664                 delete options.render;
2665                 delete options.onerror;
2666                 delete options.onevent;
2667                 delete options.delay;
2668                 delete options.resetValues;
2669                 delete options.params;
2670 
2671                 // copy all other options to args (for backwards compatibility on issue 4115)
2672                 for (var property in options) {
2673                     if (options.hasOwnProperty(property)) {
2674                         args[namingContainerPrefix + property] = options[property];
2675                     }
2676                 }
2677 
2678                 args[namingContainerPrefix + "javax.faces.partial.ajax"] = "true";
2679                 args["method"] = "POST";
2680 
2681                 // Determine the posting url
2682 
2683                 var encodedUrlField = getEncodedUrlElement(form);
2684                 if (typeof encodedUrlField == 'undefined') {
2685                     args["url"] = form.action;
2686                 } else {
2687                     args["url"] = encodedUrlField.value;
2688                 }
2689                 var sendRequest = function() {
2690                     var ajaxEngine = new AjaxEngine(context);
2691                     ajaxEngine.setupArguments(args);
2692                     ajaxEngine.queryString = viewState;
2693                     ajaxEngine.context.onevent = onevent;
2694                     ajaxEngine.context.onerror = onerror;
2695                     ajaxEngine.context.sourceid = element.id;
2696                     ajaxEngine.context.render = args[namingContainerPrefix + "javax.faces.partial.render"] || "";
2697                     ajaxEngine.context.namingContainerPrefix = namingContainerPrefix;
2698                     ajaxEngine.sendRequest();
2699 
2700                     // null out element variables to protect against IE memory leak
2701                     element = null;
2702                     form = null;
2703                     sendRequest = null;
2704                     context = null;
2705                 };
2706 
2707                 if (explicitlyDoNotDelay) {
2708                     sendRequest();
2709                 } else {
2710                     delayHandler = setTimeout(sendRequest, delayValue);
2711                 }
2712 
2713             },
2714             /**
2715              * <p><span class="changed_modified_2_2">Receive</span> an Ajax response 
2716              * from the server.
2717              * <p><b>Usage:</b></p>
2718              * <pre><code>
2719              * jsf.ajax.response(request, context);
2720              * </pre></code>
2721              * <p><b>Implementation Requirements:</b></p>
2722              * This function must evaluate the markup returned in the
2723              * <code>request.responseXML</code> object and perform the following action:
2724              * <ul>
2725              * <p>If there is no XML response returned, signal an <code>emptyResponse</code>
2726              * error. If the XML response does not follow the format as outlined
2727              * in Appendix A of the spec prose document <a
2728              *  href="../../javadocs/overview-summary.html#prose_document">linked in the
2729              *  overview summary</a> signal a <code>malformedError</code> error.  Refer to
2730              * section "Signaling Errors" in Chapter 13 of the spec prose document <a
2731              *  href="../../javadocs/overview-summary.html#prose_document">linked in the
2732              *  overview summary</a>.</p>
2733              * <p>If the response was successfully processed, send a <code>success</code>
2734              * event as outlined in Chapter 13 "Sending Events" section of the spec prose
2735              * document <a
2736              * href="../../javadocs/overview-summary.html#prose_document">linked in the
2737              * overview summary</a>.</p>
2738              * <p><i>Update Element Processing</i></p>
2739              * The <code>update</code> element is used to update a single DOM element.  The
2740              * "id" attribute of the <code>update</code> element refers to the DOM element that
2741              * will be updated.  The contents of the <code>CDATA</code> section is the data that 
2742              * will be used when updating the contents of the DOM element as specified by the
2743              * <code><update></code> element identifier.
2744              * <li>If an <code><update></code> element is found in the response
2745              * with the identifier <code>javax.faces.ViewRoot</code>:
2746              * <pre><code><update id="javax.faces.ViewRoot">
2747              *    <![CDATA[...]]>
2748              * </update></code></pre>
2749              * Update the entire DOM replacing the appropriate <code>head</code> and/or
2750              * <code>body</code> sections with the content from the response.</li>
2751 
2752              * <li class="changed_modified_2_2">If an
2753              * <code><update></code> element is found in the 
2754              * response with an identifier containing
2755              * <code>javax.faces.ViewState</code>:
2756 
2757              * <pre><code><update id="<VIEW_ROOT_CONTAINER_CLIENT_ID><SEP>javax.faces.ViewState<SEP><UNIQUE_PER_VIEW_NUMBER>">
2758              *    <![CDATA[...]]>
2759              * </update></code></pre>
2760 
2761              * locate and update the submitting form's
2762              * <code>javax.faces.ViewState</code> value with the
2763              * <code>CDATA</code> contents from the response.
2764              * <SEP> is the currently configured
2765              * <code>UINamingContainer.getSeparatorChar()</code>.
2766              * <VIEW_ROOT_CONTAINER_CLIENT_ID> is the return from
2767              * <code>UIViewRoot.getContainerClientId()</code> on the
2768              * view from whence this state originated.
2769              * <UNIQUE_PER_VIEW_NUMBER> is a number that must be
2770              * unique within this view, but must not be included in the
2771              * view state.  This requirement is simply to satisfy XML
2772              * correctness in parity with what is done in the
2773              * corresponding non-partial JSF view.  Locate and update
2774              * the <code>javax.faces.ViewState</code> value for all
2775              * JSF forms covered in the <code>render</code> target
2776              * list whose ID starts with the same 
2777              * <VIEW_ROOT_CONTAINER_CLIENT_ID> value.</li>
2778 
2779              * <li class="changed_added_2_2">If an
2780              * <code>update</code> element is found in the response with
2781              * an identifier containing
2782              * <code>javax.faces.ClientWindow</code>:
2783 
2784              * <pre><code><update id="<VIEW_ROOT_CONTAINER_CLIENT_ID><SEP>javax.faces.ClientWindow<SEP><UNIQUE_PER_VIEW_NUMBER>">
2785              *    <![CDATA[...]]>
2786              * </update></code></pre>
2787 
2788              * locate and update the submitting form's
2789              * <code>javax.faces.ClientWindow</code> value with the
2790              * <code>CDATA</code> contents from the response.
2791              * <SEP> is the currently configured
2792              * <code>UINamingContainer.getSeparatorChar()</code>.
2793              * <VIEW_ROOT_CONTAINER_CLIENT_ID> is the return from
2794              * <code>UIViewRoot.getContainerClientId()</code> on the
2795              * view from whence this state originated.             
2796              * <UNIQUE_PER_VIEW_NUMBER> is a number that must be
2797              * unique within this view, but must not be included in the
2798              * view state.  This requirement is simply to satisfy XML
2799              * correctness in parity with what is done in the
2800              * corresponding non-partial JSF view.  Locate and update
2801              * the <code>javax.faces.ClientWindow</code> value for all
2802              * JSF forms covered in the <code>render</code> target
2803              * list whose ID starts with the same 
2804              * <VIEW_ROOT_CONTAINER_CLIENT_ID> value.</li>
2805 
2806              * <li class="changed_added_2_3">If an <code>update</code> element is found in the response with the
2807              * identifier <code>javax.faces.Resource</code>:
2808              * <pre><code><update id="javax.faces.Resource">
2809              *    <![CDATA[...]]>
2810              * </update></code></pre>
2811              * append any element found in the <code>CDATA</code> contents which is absent in the document to the
2812              * document's <code>head</code> section.
2813              * </li>
2814 
2815              * <li>If an <code>update</code> element is found in the response with the identifier
2816              * <code>javax.faces.ViewHead</code>:
2817              * <pre><code><update id="javax.faces.ViewHead">
2818              *    <![CDATA[...]]>
2819              * </update></code></pre>
2820              * update the document's <code>head</code> section with the <code>CDATA</code>
2821              * contents from the response.</li>
2822              * <li>If an <code>update</code> element is found in the response with the identifier
2823              * <code>javax.faces.ViewBody</code>:
2824              * <pre><code><update id="javax.faces.ViewBody">
2825              *    <![CDATA[...]]>
2826              * </update></code></pre>
2827              * update the document's <code>body</code> section with the <code>CDATA</code>
2828              * contents from the response.</li>
2829              * <li>For any other <code><update></code> element:
2830              * <pre><code><update id="update id">
2831              *    <![CDATA[...]]>
2832              * </update></code></pre>
2833              * Find the DOM element with the identifier that matches the
2834              * <code><update></code> element identifier, and replace its contents with
2835              * the <code><update></code> element's <code>CDATA</code> contents.</li>
2836              * </li>
2837              * <p><i>Insert Element Processing</i></p>
2838     
2839              * <li>If an <code><insert></code> element is found in
2840              * the response with a nested <code><before></code>
2841              * element:
2842             
2843              * <pre><code><insert>
2844              *     <before id="before id">
2845              *        <![CDATA[...]]>
2846              *     </before>
2847              * </insert></code></pre>
2848              * 
2849              * <ul>
2850              * <li>Extract this <code><before></code> element's <code>CDATA</code> contents
2851              * from the response.</li>
2852              * <li>Find the DOM element whose identifier matches <code>before id</code> and insert
2853              * the <code><before></code> element's <code>CDATA</code> content before
2854              * the DOM element in the document.</li>
2855              * </ul>
2856              * </li>
2857              * 
2858              * <li>If an <code><insert></code> element is found in 
2859              * the response with a nested <code><after></code>
2860              * element:
2861              * 
2862              * <pre><code><insert>
2863              *     <after id="after id">
2864              *        <![CDATA[...]]>
2865              *     </after>
2866              * </insert></code></pre>
2867              * 
2868              * <ul>
2869              * <li>Extract this <code><after></code> element's <code>CDATA</code> contents
2870              * from the response.</li>
2871              * <li>Find the DOM element whose identifier matches <code>after id</code> and insert
2872              * the <code><after></code> element's <code>CDATA</code> content after
2873              * the DOM element in the document.</li>
2874              * </ul>
2875              * </li>
2876              * <p><i>Delete Element Processing</i></p>
2877              * <li>If a <code><delete></code> element is found in the response:
2878              * <pre><code><delete id="delete id"/></code></pre>
2879              * Find the DOM element whose identifier matches <code>delete id</code> and remove it
2880              * from the DOM.</li>
2881              * <p><i>Element Attribute Update Processing</i></p>
2882              * <li>If an <code><attributes></code> element is found in the response:
2883              * <pre><code><attributes id="id of element with attribute">
2884              *    <attribute name="attribute name" value="attribute value">
2885              *    ...
2886              * </attributes></code></pre>
2887              * <ul>
2888              * <li>Find the DOM element that matches the <code><attributes></code> identifier.</li>
2889              * <li>For each nested <code><attribute></code> element in <code><attribute></code>,
2890              * update the DOM element attribute value (whose name matches <code>attribute name</code>),
2891              * with <code>attribute value</code>.</li>
2892              * </ul>
2893              * </li>
2894              * <p><i>JavaScript Processing</i></p>
2895              * <li>If an <code><eval></code> element is found in the response:
2896              * <pre><code><eval>
2897              *    <![CDATA[...JavaScript...]]>
2898              * </eval></code></pre>
2899              * <ul>
2900              * <li>Extract this <code><eval></code> element's <code>CDATA</code> contents
2901              * from the response and execute it as if it were JavaScript code.</li>
2902              * </ul>
2903              * </li>
2904              * <p><i>Redirect Processing</i></p>
2905              * <li>If a <code><redirect></code> element is found in the response:
2906              * <pre><code><redirect url="redirect url"/></code></pre>
2907              * Cause a redirect to the url <code>redirect url</code>.</li>
2908              * <p><i>Error Processing</i></p>
2909              * <li>If an <code><error></code> element is found in the response:
2910              * <pre><code><error>
2911              *    <error-name>..fully qualified class name string...<error-name>
2912              *    <error-message><![CDATA[...]]><error-message>
2913              * </error></code></pre>
2914              * Extract this <code><error></code> element's <code>error-name</code> contents
2915              * and the <code>error-message</code> contents. Signal a <code>serverError</code> passing
2916              * the <code>errorName</code> and <code>errorMessage</code>.  Refer to
2917              * section "Signaling Errors" in Chapter 13 of the spec prose document <a
2918              *  href="../../javadocs/overview-summary.html#prose_document">linked in the
2919              *  overview summary</a>.</li>
2920              * <p><i>Extensions</i></p>
2921              * <li>The <code><extensions></code> element provides a way for framework
2922              * implementations to provide their own information.</li>
2923              * <p><li>The implementation must check if <script> elements in the response can
2924              * be automatically run, as some browsers support this feature and some do not.  
2925              * If they can not be run, then scripts should be extracted from the response and
2926              * run separately.</li></p> 
2927              * </ul>
2928              *
2929              * </p>
2930              *
2931              * @param request The <code>XMLHttpRequest</code> instance that
2932              * contains the status code and response message from the server.
2933              *
2934              * @param context An object containing the request context, including the following properties:
2935              * the source element, per call onerror callback function, and per call onevent callback function.
2936              *
2937              * @throws  Error if request contains no data
2938              *
2939              * @function jsf.ajax.response
2940              */
2941             response: function response(request, context) {
2942                 if (!request) {
2943                     throw new Error("jsf.ajax.response: Request parameter is unset");
2944                 }
2945 
2946                 // ensure context source is the dom element and not the ID
2947                 // per 14.4.1 of the 2.0 specification.  We're doing it here
2948                 // *before* any errors or events are propagated becasue the
2949                 // DOM element may be removed after the update has been processed.
2950                 if (typeof context.sourceid === 'string') {
2951                     context.sourceid = document.getElementById(context.sourceid);
2952                 }
2953 
2954                 var xml = request.responseXML;
2955                 if (xml === null) {
2956                     sendError(request, context, "emptyResponse");
2957                     return;
2958                 }
2959 
2960                 if (getParseErrorText(xml) !== PARSED_OK) {
2961                     sendError(request, context, "malformedXML");
2962                     return;
2963                 }
2964 
2965                 var partialResponse = xml.getElementsByTagName("partial-response")[0];
2966                 var namingContainerId = partialResponse.getAttribute("id");
2967                 var namingContainerPrefix = namingContainerId ? (namingContainerId + jsf.separatorchar) : "";
2968                 var responseType = partialResponse.firstChild;
2969                 
2970                 context.namingContainerId = namingContainerId;
2971                 context.namingContainerPrefix = namingContainerPrefix;
2972 
2973                 for (var i = 0; i < partialResponse.childNodes.length; i++) {
2974                     if (partialResponse.childNodes[i].nodeName === "error") {
2975                         responseType = partialResponse.childNodes[i];
2976                         break;
2977                     }
2978                 }
2979 
2980                 if (responseType.nodeName === "error") { // it's an error
2981                     var errorName = "";
2982                     var errorMessage = "";
2983                     
2984                     var element = responseType.firstChild;
2985                     if (element.nodeName === "error-name") {
2986                         if (null != element.firstChild) {
2987                             errorName = element.firstChild.nodeValue;
2988                         }
2989                     }
2990                     
2991                     element = responseType.firstChild.nextSibling;
2992                     if (element.nodeName === "error-message") {
2993                         if (null != element.firstChild) {
2994                             errorMessage = element.firstChild.nodeValue;
2995                         }
2996                     }
2997                     sendError(request, context, "serverError", null, errorName, errorMessage);
2998                     sendEvent(request, context, "success");
2999                     return;
3000                 }
3001 
3002 
3003                 if (responseType.nodeName === "redirect") {
3004                     window.location = responseType.getAttribute("url");
3005                     return;
3006                 }
3007 
3008 
3009                 if (responseType.nodeName !== "changes") {
3010                     sendError(request, context, "malformedXML", "Top level node must be one of: changes, redirect, error, received: " + responseType.nodeName + " instead.");
3011                     return;
3012                 }
3013 
3014 
3015                 var changes = responseType.childNodes;
3016 
3017                 try {
3018                     for (var i = 0; i < changes.length; i++) {
3019                         switch (changes[i].nodeName) {
3020                             case "update":
3021                                 doUpdate(changes[i], context);
3022                                 break;
3023                             case "delete":
3024                                 doDelete(changes[i]);
3025                                 break;
3026                             case "insert":
3027                                 doInsert(changes[i]);
3028                                 break;
3029                             case "attributes":
3030                                 doAttributes(changes[i]);
3031                                 break;
3032                             case "eval":
3033                                 doEval(changes[i]);
3034                                 break;
3035                             case "extension":
3036                                 // no action
3037                                 break;
3038                             default:
3039                                 sendError(request, context, "malformedXML", "Changes allowed are: update, delete, insert, attributes, eval, extension.  Received " + changes[i].nodeName + " instead.");
3040                                 return;
3041                         }
3042                     }
3043                 } catch (ex) {
3044                     sendError(request, context, "malformedXML", ex.message);
3045                     return;
3046                 }
3047                 sendEvent(request, context, "success");
3048 
3049             }
3050         };
3051     }();
3052 
3053     /**
3054      *
3055      * <p>Return the value of <code>Application.getProjectStage()</code> for
3056      * the currently running application instance.  Calling this method must
3057      * not cause any network transaction to happen to the server.</p>
3058      * <p><b>Usage:</b></p>
3059      * <pre><code>
3060      * var stage = jsf.getProjectStage();
3061      * if (stage === ProjectStage.Development) {
3062      *  ...
3063      * } else if stage === ProjectStage.Production) {
3064      *  ...
3065      * }
3066      * </code></pre>
3067      *
3068      * @returns String <code>String</code> representing the current state of the
3069      * running application in a typical product development lifecycle.  Refer
3070      * to <code>javax.faces.application.Application.getProjectStage</code> and
3071      * <code>javax.faces.application.ProjectStage</code>.
3072      * @function jsf.getProjectStage
3073      */
3074     jsf.getProjectStage = function() {
3075         // First, return cached value if available
3076         if (typeof mojarra !== 'undefined' && typeof mojarra.projectStageCache !== 'undefined') {
3077             return mojarra.projectStageCache;
3078         }
3079         var scripts = document.getElementsByTagName("script"); // nodelist of scripts
3080         var script; // jsf.js script
3081         var s = 0; // incremental variable for for loop
3082         var stage; // temp value for stage
3083         var match; // temp value for match
3084         while (s < scripts.length) {
3085             if (typeof scripts[s].src === 'string' && scripts[s].src.match('\/javax\.faces\.resource\/jsf\.js\?.*ln=javax\.faces')) {
3086                 script = scripts[s].src;
3087                 break;
3088             }
3089             s++;
3090         }
3091         if (typeof script == "string") {
3092             match = script.match("stage=(.*)");
3093             if (match) {
3094                 stage = match[1];
3095             }
3096         }
3097         if (typeof stage === 'undefined' || !stage) {
3098             stage = "Production";
3099         }
3100 
3101         mojarra = mojarra || {};
3102         mojarra.projectStageCache = stage;
3103 
3104         return mojarra.projectStageCache;
3105     };
3106 
3107 
3108     /**
3109      * <p>Collect and encode state for input controls associated
3110      * with the specified <code>form</code> element.  This will include
3111      * all input controls of type <code>hidden</code>.</p>
3112      * <p><b>Usage:</b></p>
3113      * <pre><code>
3114      * var state = jsf.getViewState(form);
3115      * </pre></code>
3116      *
3117      * @param form The <code>form</code> element whose contained
3118      * <code>input</code> controls will be collected and encoded.
3119      * Only successful controls will be collected and encoded in
3120      * accordance with: <a href="http://www.w3.org/TR/html401/interact/forms.html#h-17.13.2">
3121      * Section 17.13.2 of the HTML Specification</a>.
3122      *
3123      * @returns String The encoded state for the specified form's input controls.
3124      * @function jsf.getViewState
3125      */
3126     jsf.getViewState = function(form) {
3127         if (!form) {
3128             throw new Error("jsf.getViewState:  form must be set");
3129         }
3130         var els = form.elements;
3131         var len = els.length;
3132         // create an array which we'll use to hold all the intermediate strings
3133         // this bypasses a problem in IE when repeatedly concatenating very
3134         // large strings - we'll perform the concatenation once at the end
3135         var qString = [];
3136         var addField = function(name, value) {
3137             var tmpStr = "";
3138             if (qString.length > 0) {
3139                 tmpStr = "&";
3140             }
3141             tmpStr += encodeURIComponent(name) + "=" + encodeURIComponent(value);
3142             qString.push(tmpStr);
3143         };
3144         for (var i = 0; i < len; i++) {
3145             var el = els[i];
3146             if (el.name === "") {
3147                 continue;
3148             }
3149             if (!el.disabled) {
3150                 switch (el.type) {
3151                     case 'submit':
3152                     case 'reset':
3153                     case 'image':
3154                     case 'file':
3155                         break;
3156                     case 'select-one':
3157                         if (el.selectedIndex >= 0) {
3158                             addField(el.name, el.options[el.selectedIndex].value);
3159                         }
3160                         break;
3161                     case 'select-multiple':
3162                         for (var j = 0; j < el.options.length; j++) {
3163                             if (el.options[j].selected) {
3164                                 addField(el.name, el.options[j].value);
3165                             }
3166                         }
3167                         break;
3168                     case 'checkbox':
3169                     case 'radio':
3170                         if (el.checked) {
3171                             addField(el.name, el.value || 'on');
3172                         }
3173                         break;
3174                     default:
3175                         // this is for any input incl.  text', 'password', 'hidden', 'textarea'
3176                         var nodeName = el.nodeName.toLowerCase();
3177                         if (nodeName === "input" || nodeName === "select" ||
3178                             nodeName === "button" || nodeName === "object" ||
3179                             nodeName === "textarea") {                                 
3180                             addField(el.name, el.value);
3181                         }
3182                         break;
3183                 }
3184             }
3185         }
3186         // concatenate the array
3187         return qString.join("");
3188     };
3189 
3190     /**
3191      * <p class="changed_added_2_2">Return the windowId of the window
3192      * in which the argument form is rendered.</p>
3193 
3194      * @param {optional String|DomNode} node. Determine the nature of
3195      * the argument.  If not present, search for the windowId within
3196      * <code>document.forms</code>.  If present and the value is a
3197      * string, assume the string is a DOM id and get the element with
3198      * that id and start the search from there.  If present and the
3199      * value is a DOM element, start the search from there.
3200 
3201      * @returns String The windowId of the current window, or null 
3202      *  if the windowId cannot be determined.
3203 
3204      * @throws an error if more than one unique WindowId is found.
3205 
3206      * @function jsf.getClientWindow
3207      */
3208     jsf.getClientWindow = function(node) {
3209         var FORM = "form";
3210         var WIN_ID = "javax.faces.ClientWindow";
3211 
3212         /**
3213          * Find javax.faces.ClientWindow field for a given form.
3214          * @param form
3215          * @ignore
3216          */
3217         var getWindowIdElement = function getWindowIdElement(form) {
3218             var windowIdElement = form[WIN_ID];
3219 
3220             if (windowIdElement) {
3221                 return windowIdElement;
3222             } else {
3223                 var formElements = form.elements;
3224                 for (var i = 0, length = formElements.length; i < length; i++) {
3225                     var formElement = formElements[i];
3226                     if (formElement.name && (formElement.name.indexOf(WIN_ID) >= 0)) {
3227                         return formElement;
3228                     }
3229                 }
3230             }
3231 
3232             return undefined;
3233         };
3234 
3235         var fetchWindowIdFromForms = function (forms) {
3236             var result_idx = {};
3237             var result;
3238             var foundCnt = 0;
3239             for (var cnt = forms.length - 1; cnt >= 0; cnt--) {
3240                 var UDEF = 'undefined';
3241                 var currentForm = forms[cnt];
3242                 var windowIdElement = getWindowIdElement(currentForm);
3243                 var windowId = windowIdElement && windowIdElement.value;
3244                 if (UDEF != typeof windowId) {
3245                     if (foundCnt > 0 && UDEF == typeof result_idx[windowId]) throw Error("Multiple different windowIds found in document");
3246                     result = windowId;
3247                     result_idx[windowId] = true;
3248                     foundCnt++;
3249                 }
3250             }
3251             return result;
3252         }
3253 
3254         /**
3255          * @ignore
3256          */
3257         var getChildForms = function (currentElement) {
3258             //Special condition no element we return document forms
3259             //as search parameter, ideal would be to
3260             //have the viewroot here but the frameworks
3261             //can deal with that themselves by using
3262             //the viewroot as currentElement
3263             if (!currentElement) {
3264                 return document.forms;
3265             }
3266             
3267             var targetArr = [];
3268             if (!currentElement.tagName) return [];
3269             else if (currentElement.tagName.toLowerCase() == FORM) {
3270                 targetArr.push(currentElement);
3271                 return targetArr;
3272             }
3273             
3274             //if query selectors are supported we can take
3275             //a non recursive shortcut
3276             if (currentElement.querySelectorAll) {
3277                 return currentElement.querySelectorAll(FORM);
3278             }
3279             
3280             //old recursive way, due to flakeyness of querySelectorAll
3281             for (var cnt = currentElement.childNodes.length - 1; cnt >= 0; cnt--) {
3282                 var currentChild = currentElement.childNodes[cnt];
3283                 targetArr = targetArr.concat(getChildForms(currentChild, FORM));
3284             }
3285             return targetArr;
3286         }
3287         
3288         /**
3289          * @ignore
3290          */
3291         var fetchWindowIdFromURL = function () {
3292             var href = window.location.href;
3293             var windowId = "windowId";
3294             var regex = new RegExp("[\\?&]" + windowId + "=([^&#\\;]*)");
3295             var results = regex.exec(href);
3296             //initial trial over the url and a regexp
3297             if (results != null) return results[1];
3298             return null;
3299         }
3300         
3301         //byId ($)
3302         var finalNode = (node && (typeof node == "string" || node instanceof String)) ?
3303             document.getElementById(node) : (node || null);
3304         
3305         var forms = getChildForms(finalNode);
3306         var result = fetchWindowIdFromForms(forms);
3307         return (null != result) ? result : fetchWindowIdFromURL();
3308         
3309 
3310     };
3311 
3312     /**
3313      * <p class="changed_added_2_3">
3314      * The Push functionality.
3315      * </p>
3316      * @name jsf.push
3317      * @namespace
3318      * @exec
3319      */
3320     jsf.push = (function(window) {
3321 
3322         // "Constant" fields ----------------------------------------------------------------------------------------------
3323 
3324         var URL_PROTOCOL = window.location.protocol.replace("http", "ws") + "//";
3325         var RECONNECT_INTERVAL = 500;
3326         var MAX_RECONNECT_ATTEMPTS = 25;
3327         var REASON_EXPIRED = "Expired";
3328 
3329         // Private static fields ------------------------------------------------------------------------------------------
3330 
3331         var sockets = {};
3332         var self = {};
3333 
3334         // Private constructor functions ----------------------------------------------------------------------------------
3335 
3336         /**
3337          * Creates a reconnecting websocket. When the websocket successfully connects on first attempt, then it will
3338          * automatically reconnect on timeout with cumulative intervals of 500ms with a maximum of 25 attempts (~3 minutes).
3339          * The <code>onclose</code> function will be called with the error code of the last attempt.
3340          * @constructor
3341          * @param {string} url The URL of the websocket.
3342          * @param {string} channel The channel name of the websocket.
3343          * @param {function} onopen The function to be invoked when the websocket is opened.
3344          * @param {function} onmessage The function to be invoked when a message is received.
3345          * @param {function} onclose The function to be invoked when the websocket is closed.
3346          * @param {Object} behaviors Client behavior functions to be invoked when specific message is received.
3347          */
3348         function ReconnectingWebsocket(url, channel, onopen, onmessage, onclose, behaviors) {
3349 
3350             // Private fields -----------------------------------------------------------------------------------------
3351 
3352             var socket;
3353             var reconnectAttempts;
3354             var self = this;
3355 
3356             // Public functions ---------------------------------------------------------------------------------------
3357 
3358             /**
3359              * Opens the reconnecting websocket.
3360              */
3361             self.open = function() {
3362                 if (socket && socket.readyState == 1) {
3363                     return;
3364                 }
3365 
3366                 socket = new WebSocket(url);
3367 
3368                 socket.onopen = function(event) {
3369                     if (reconnectAttempts == null) {
3370                         onopen(channel);
3371                     }
3372 
3373                     reconnectAttempts = 0;
3374                 }
3375 
3376                 socket.onmessage = function(event) {
3377                     var message = JSON.parse(event.data).data;
3378                     onmessage(message, channel, event);
3379                     var functions = behaviors[message];
3380 
3381                     if (functions && functions.length) {
3382                         for (var i = 0; i < functions.length; i++) {
3383                             functions[i]();
3384                         }
3385                     }
3386                 }
3387 
3388                 socket.onclose = function(event) {
3389                     if (!socket
3390                             || (event.code == 1000 && event.reason == REASON_EXPIRED)
3391                             || (event.code == 1008)
3392                             || (reconnectAttempts == null)
3393                             || (reconnectAttempts >= MAX_RECONNECT_ATTEMPTS))
3394                     {
3395                         onclose(event.code, channel, event);
3396                     }
3397                     else {
3398                         setTimeout(self.open, RECONNECT_INTERVAL * reconnectAttempts++);
3399                     }
3400                 }
3401             }
3402 
3403             /**
3404              * Closes the reconnecting websocket.
3405              */
3406             self.close = function() {
3407                 if (socket) {
3408                     var s = socket;
3409                     socket = null;
3410                     reconnectAttempts == null;
3411                     s.close();
3412                 }
3413             }
3414 
3415         }
3416 
3417         // Public static functions ----------------------------------------------------------------------------------------
3418 
3419         /**
3420          * Initialize a websocket on the given client identifier. When connected, it will stay open and reconnect as
3421          * long as URL is valid and <code>jsf.push.close()</code> hasn't explicitly been called on the same client
3422          * identifier.
3423          * @param {string} clientId The client identifier of the websocket.
3424          * @param {string} url The URL of the websocket. All open websockets on the same URL will receive the
3425          * same push notification from the server.
3426          * @param {string} channel The channel name of the websocket.
3427          * @param {function} onopen The JavaScript event handler function that is invoked when the websocket is opened.
3428          * The function will be invoked with one argument: the client identifier.
3429          * @param {function} onmessage The JavaScript event handler function that is invoked when a message is received from
3430          * the server. The function will be invoked with three arguments: the push message, the client identifier and
3431          * the raw <code>MessageEvent</code> itself.
3432          * @param {function} onclose The JavaScript event handler function that is invoked when the websocket is closed.
3433          * The function will be invoked with three arguments: the close reason code, the client identifier and the raw
3434          * <code>CloseEvent</code> itself. Note that this will also be invoked on errors and that you can inspect the
3435          * close reason code if an error occurred and which one (i.e. when the code is not 1000). See also
3436          * <a href="http://tools.ietf.org/html/rfc6455#section-7.4.1">RFC 6455 section 7.4.1</a> and
3437          * <a href="http://docs.oracle.com/javaee/7/api/javax/websocket/CloseReason.CloseCodes.html">CloseCodes</a> API
3438          * for an elaborate list.
3439          * @param {Object} behaviors Client behavior functions to be invoked when specific message is received.
3440          * @param {boolean} autoconnect Whether or not to automatically connect the socket. Defaults to <code>false</code>.
3441          * @member jsf.push
3442          * @function jsf.push.init
3443          */
3444         self.init = function(clientId, url, channel, onopen, onmessage, onclose, behaviors, autoconnect) {
3445             onclose = resolveFunction(onclose);
3446 
3447             if (!window.WebSocket) { // IE6-9.
3448                 onclose(-1, clientId);
3449                 return;
3450             }
3451 
3452             if (!sockets[clientId]) {
3453                 sockets[clientId] = new ReconnectingWebsocket(url, channel, resolveFunction(onopen), resolveFunction(onmessage), onclose, behaviors);
3454             }
3455 
3456             if (autoconnect) {
3457                 self.open(clientId);
3458             }
3459         }
3460 
3461         /**
3462          * Open the websocket on the given client identifier.
3463          * @param {string} clientId The client identifier of the websocket.
3464          * @throws {Error} When client identifier is unknown. You may need to initialize it first via <code>init()</code> function.
3465          * @member jsf.push
3466          * @function jsf.push.open
3467          */
3468         self.open = function(clientId) {
3469             getSocket(clientId).open();
3470         }
3471 
3472         /**
3473          * Close the websocket on the given client identifier.
3474          * @param {string} clientId The client identifier of the websocket.
3475          * @throws {Error} When client identifier is unknown. You may need to initialize it first via <code>init()</code> function.
3476          * @member jsf.push
3477          * @function jsf.push.close
3478          */
3479         self.close = function(clientId) {
3480             getSocket(clientId).close();
3481         }
3482 
3483         // Private static functions ---------------------------------------------------------------------------------------
3484 
3485         /**
3486          * If given function is actually not a function, then try to interpret it as name of a global function.
3487          * If it still doesn't resolve to anything, then return a NOOP function.
3488          * @param {Object} fn Can be function, or string representing function name, or undefined.
3489          * @return {function} The intented function, or a NOOP function when undefined.
3490          */
3491         function resolveFunction(fn) {
3492             return (typeof fn !== "function") && (fn = window[fn] || function(){}), fn;
3493         }
3494 
3495         /**
3496          * Get socket associated with given client identifier.
3497          * @param {string} clientId The client identifier of the websocket.
3498          * @return {Socket} Socket associated with given client identifier.
3499          * @throws {Error} When client identifier is unknown. You may need to initialize it first via <code>init()</code> function.
3500          */
3501         function getSocket(clientId) {
3502             var socket = sockets[clientId];
3503 
3504             if (socket) {
3505                 return socket;
3506             }
3507             else {
3508                 throw new Error("Unknown clientId: " + clientId);
3509             }
3510         }
3511 
3512         // Expose self to public ------------------------------------------------------------------------------------------
3513 
3514         return self;
3515 
3516     })(window);
3517     
3518 
3519     /**
3520      * The namespace for JavaServer Faces JavaScript utilities.
3521      * @name jsf.util
3522      * @namespace
3523      */
3524     jsf.util = {};
3525 
3526     /**
3527      * <p>A varargs function that invokes an arbitrary number of scripts.
3528      * If any script in the chain returns false, the chain is short-circuited
3529      * and subsequent scripts are not invoked.  Any number of scripts may
3530      * specified after the <code>event</code> argument.</p>
3531      *
3532      * @param source The DOM element that triggered this Ajax request, or an
3533      * id string of the element to use as the triggering element.
3534      * @param event The DOM event that triggered this Ajax request.  The
3535      * <code>event</code> argument is optional.
3536      *
3537      * @returns boolean <code>false</code> if any scripts in the chain return <code>false</code>,
3538      *  otherwise returns <code>true</code>
3539      * 
3540      * @function jsf.util.chain
3541      */
3542     jsf.util.chain = function(source, event) {
3543 
3544         if (arguments.length < 3) {
3545             return true;
3546         }
3547 
3548         // RELEASE_PENDING rogerk - shouldn't this be getElementById instead of null
3549         var thisArg = (typeof source === 'object') ? source : null;
3550 
3551         // Call back any scripts that were passed in
3552         for (var i = 2; i < arguments.length; i++) {
3553 
3554             var f = new Function("event", arguments[i]);
3555             var returnValue = f.call(thisArg, event);
3556 
3557             if (returnValue === false) {
3558                 return false;
3559             }
3560         }
3561         return true;
3562         
3563     };
3564 
3565     /**
3566      * <p class="changed_added_2_2">The result of calling
3567      * <code>UINamingContainer.getNamingContainerSeparatorChar().</code></p>
3568      */
3569     jsf.separatorchar = '#{facesContext.namingContainerSeparatorChar}';
3570 
3571     /**
3572      * <p class="changed_added_2_3">
3573      * The result of calling <code>ExternalContext.getRequestContextPath()</code>.
3574      */
3575     jsf.contextpath = '#{facesContext.externalContext.requestContextPath}';
3576 
3577     /**
3578      * <p>An integer specifying the specification version that this file implements.
3579      * Its format is: rightmost two digits, bug release number, next two digits,
3580      * minor release number, leftmost digits, major release number.
3581      * This number may only be incremented by a new release of the specification.</p>
3582      */
3583     jsf.specversion = 23000;
3584 
3585     /**
3586      * <p>An integer specifying the implementation version that this file implements.
3587      * It's a monotonically increasing number, reset with every increment of
3588      * <code>jsf.specversion</code>
3589      * This number is implementation dependent.</p>
3590      */
3591     jsf.implversion = 3;
3592 
3593 
3594 } //end if version detection block
3595