httemplate/elements/fckeditor/editor/filemanager/browser/default/js/fckxml.js

   1 /*\r
   2  * FCKeditor - The text editor for Internet - http://www.fckeditor.net\r
   3  * Copyright (C) 2003-2010 Frederico Caldeira Knabben\r
   4  *\r
   5  * == BEGIN LICENSE ==\r
   6  *\r
   7  * Licensed under the terms of any of the following licenses at your\r
   8  * choice:\r
   9  *\r
  10  *  - GNU General Public License Version 2 or later (the "GPL")\r
  11  *    http://www.gnu.org/licenses/gpl.html\r
  12  *\r
  13  *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")\r
  14  *    http://www.gnu.org/licenses/lgpl.html\r
  15  *\r
  16  *  - Mozilla Public License Version 1.1 or later (the "MPL")\r
  17  *    http://www.mozilla.org/MPL/MPL-1.1.html\r
  18  *\r
  19  * == END LICENSE ==\r
  20  *\r
  21  * Defines the FCKXml object that is used for XML data calls\r
  22  * and XML processing.\r
  23  *\r
  24  * This script is shared by almost all pages that compose the\r
  25  * File Browser frameset.\r
  26  */\r
  27 \r
  28 var FCKXml = function()\r
  29 {}\r
  30 \r
  31 FCKXml.prototype.GetHttpRequest = function()\r
  32 {\r
  33         // Gecko / IE7\r
  34         try { return new XMLHttpRequest(); }\r
  35         catch(e) {}\r
  36 \r
  37         // IE6\r
  38         try { return new ActiveXObject( 'Msxml2.XMLHTTP' ) ; }\r
  39         catch(e) {}\r
  40 \r
  41         // IE5\r
  42         try { return new ActiveXObject( 'Microsoft.XMLHTTP' ) ; }\r
  43         catch(e) {}\r
  44 \r
  45         return null ;\r
  46 }\r
  47 \r
  48 FCKXml.prototype.LoadUrl = function( urlToCall, asyncFunctionPointer )\r
  49 {\r
  50         var oFCKXml = this ;\r
  51 \r
  52         var bAsync = ( typeof(asyncFunctionPointer) == 'function' ) ;\r
  53 \r
  54         var oXmlHttp = this.GetHttpRequest() ;\r
  55 \r
  56         oXmlHttp.open( "GET", urlToCall, bAsync ) ;\r
  57 \r
  58         if ( bAsync )\r
  59         {\r
  60                 oXmlHttp.onreadystatechange = function()\r
  61                 {\r
  62                         if ( oXmlHttp.readyState == 4 )\r
  63                         {\r
  64                                 var oXml ;\r
  65                                 try\r
  66                                 {\r
  67                                         // this is the same test for an FF2 bug as in fckxml_gecko.js\r
  68                                         // but we've moved the responseXML assignment into the try{}\r
  69                                         // so we don't even have to check the return status codes.\r
  70                                         var test = oXmlHttp.responseXML.firstChild ;\r
  71                                         oXml = oXmlHttp.responseXML ;\r
  72                                 }\r
  73                                 catch ( e )\r
  74                                 {\r
  75                                         try\r
  76                                         {\r
  77                                                 oXml = (new DOMParser()).parseFromString( oXmlHttp.responseText, 'text/xml' ) ;\r
  78                                         }\r
  79                                         catch ( e ) {}\r
  80                                 }\r
  81 \r
  82                                 if ( !oXml || !oXml.firstChild || oXml.firstChild.nodeName == 'parsererror' )\r
  83                                 {\r
  84                                         alert( 'The server didn\'t send back a proper XML response. Please contact your system administrator.\n\n' +\r
  85                                                         'XML request error: ' + oXmlHttp.statusText + ' (' + oXmlHttp.status + ')\n\n' +\r
  86                                                         'Requested URL:\n' + urlToCall + '\n\n' +\r
  87                                                         'Response text:\n' + oXmlHttp.responseText ) ;\r
  88                                         return ;\r
  89                                 }\r
  90 \r
  91                                 oFCKXml.DOMDocument = oXml ;\r
  92                                 asyncFunctionPointer( oFCKXml ) ;\r
  93                         }\r
  94                 }\r
  95         }\r
  96 \r
  97         oXmlHttp.send( null ) ;\r
  98 \r
  99         if ( ! bAsync )\r
 100         {\r
 101                 if ( oXmlHttp.status == 200 || oXmlHttp.status == 304 )\r
 102                         this.DOMDocument = oXmlHttp.responseXML ;\r
 103                 else\r
 104                 {\r
 105                         alert( 'XML request error: ' + oXmlHttp.statusText + ' (' + oXmlHttp.status + ')' ) ;\r
 106                 }\r
 107         }\r
 108 }\r
 109 \r
 110 FCKXml.prototype.SelectNodes = function( xpath )\r
 111 {\r
 112         if ( navigator.userAgent.indexOf('MSIE') >= 0 )         // IE\r
 113                 return this.DOMDocument.selectNodes( xpath ) ;\r
 114         else                                    // Gecko\r
 115         {\r
 116                 var aNodeArray = new Array();\r
 117 \r
 118                 var xPathResult = this.DOMDocument.evaluate( xpath, this.DOMDocument,\r
 119                                 this.DOMDocument.createNSResolver(this.DOMDocument.documentElement), XPathResult.ORDERED_NODE_ITERATOR_TYPE, null) ;\r
 120                 if ( xPathResult )\r
 121                 {\r
 122                         var oNode = xPathResult.iterateNext() ;\r
 123                         while( oNode )\r
 124                         {\r
 125                                 aNodeArray[aNodeArray.length] = oNode ;\r
 126                                 oNode = xPathResult.iterateNext();\r
 127                         }\r
 128                 }\r
 129                 return aNodeArray ;\r
 130         }\r
 131 }\r
 132 \r
 133 FCKXml.prototype.SelectSingleNode = function( xpath )\r
 134 {\r
 135         if ( navigator.userAgent.indexOf('MSIE') >= 0 )         // IE\r
 136                 return this.DOMDocument.selectSingleNode( xpath ) ;\r
 137         else                                    // Gecko\r
 138         {\r
 139                 var xPathResult = this.DOMDocument.evaluate( xpath, this.DOMDocument,\r
 140                                 this.DOMDocument.createNSResolver(this.DOMDocument.documentElement), 9, null);\r
 141 \r
 142                 if ( xPathResult && xPathResult.singleNodeValue )\r
 143                         return xPathResult.singleNodeValue ;\r
 144                 else\r
 145                         return null ;\r
 146         }\r
 147 }\r