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/pigeoncms/Plugins/fckeditor/editor/filemanager/browser/default/js/fckxml.js

http://pigeoncms.googlecode.com/
JavaScript | 147 lines | 97 code | 18 blank | 32 comment | 18 complexity | c3c3d324f47f125fcd036797699795c2 MD5 | raw file
  1/*
  2 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
  3 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
  4 *
  5 * == BEGIN LICENSE ==
  6 *
  7 * Licensed under the terms of any of the following licenses at your
  8 * choice:
  9 *
 10 *  - GNU General Public License Version 2 or later (the "GPL")
 11 *    http://www.gnu.org/licenses/gpl.html
 12 *
 13 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 14 *    http://www.gnu.org/licenses/lgpl.html
 15 *
 16 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 17 *    http://www.mozilla.org/MPL/MPL-1.1.html
 18 *
 19 * == END LICENSE ==
 20 *
 21 * Defines the FCKXml object that is used for XML data calls
 22 * and XML processing.
 23 *
 24 * This script is shared by almost all pages that compose the
 25 * File Browser frameset.
 26 */
 27
 28var FCKXml = function()
 29{}
 30
 31FCKXml.prototype.GetHttpRequest = function()
 32{
 33	// Gecko / IE7
 34	try { return new XMLHttpRequest(); }
 35	catch(e) {}
 36
 37	// IE6
 38	try { return new ActiveXObject( 'Msxml2.XMLHTTP' ) ; }
 39	catch(e) {}
 40
 41	// IE5
 42	try { return new ActiveXObject( 'Microsoft.XMLHTTP' ) ; }
 43	catch(e) {}
 44
 45	return null ;
 46}
 47
 48FCKXml.prototype.LoadUrl = function( urlToCall, asyncFunctionPointer )
 49{
 50	var oFCKXml = this ;
 51
 52	var bAsync = ( typeof(asyncFunctionPointer) == 'function' ) ;
 53
 54	var oXmlHttp = this.GetHttpRequest() ;
 55
 56	oXmlHttp.open( "GET", urlToCall, bAsync ) ;
 57
 58	if ( bAsync )
 59	{
 60		oXmlHttp.onreadystatechange = function()
 61		{
 62			if ( oXmlHttp.readyState == 4 )
 63			{
 64				var oXml ;
 65				try
 66				{
 67					// this is the same test for an FF2 bug as in fckxml_gecko.js
 68					// but we've moved the responseXML assignment into the try{}
 69					// so we don't even have to check the return status codes.
 70					var test = oXmlHttp.responseXML.firstChild ;
 71					oXml = oXmlHttp.responseXML ;
 72				}
 73				catch ( e )
 74				{
 75					try
 76					{
 77						oXml = (new DOMParser()).parseFromString( oXmlHttp.responseText, 'text/xml' ) ;
 78					}
 79					catch ( e ) {}
 80				}
 81
 82				if ( !oXml || !oXml.firstChild || oXml.firstChild.nodeName == 'parsererror' )
 83				{
 84					alert( 'The server didn\'t send back a proper XML response. Please contact your system administrator.\n\n' +
 85							'XML request error: ' + oXmlHttp.statusText + ' (' + oXmlHttp.status + ')\n\n' +
 86							'Requested URL:\n' + urlToCall + '\n\n' +
 87							'Response text:\n' + oXmlHttp.responseText ) ;
 88					return ;
 89				}
 90
 91				oFCKXml.DOMDocument = oXml ;
 92				asyncFunctionPointer( oFCKXml ) ;
 93			}
 94		}
 95	}
 96
 97	oXmlHttp.send( null ) ;
 98
 99	if ( ! bAsync )
100	{
101		if ( oXmlHttp.status == 200 || oXmlHttp.status == 304 )
102			this.DOMDocument = oXmlHttp.responseXML ;
103		else
104		{
105			alert( 'XML request error: ' + oXmlHttp.statusText + ' (' + oXmlHttp.status + ')' ) ;
106		}
107	}
108}
109
110FCKXml.prototype.SelectNodes = function( xpath )
111{
112	if ( navigator.userAgent.indexOf('MSIE') >= 0 )		// IE
113		return this.DOMDocument.selectNodes( xpath ) ;
114	else					// Gecko
115	{
116		var aNodeArray = new Array();
117
118		var xPathResult = this.DOMDocument.evaluate( xpath, this.DOMDocument,
119				this.DOMDocument.createNSResolver(this.DOMDocument.documentElement), XPathResult.ORDERED_NODE_ITERATOR_TYPE, null) ;
120		if ( xPathResult )
121		{
122			var oNode = xPathResult.iterateNext() ;
123 			while( oNode )
124 			{
125 				aNodeArray[aNodeArray.length] = oNode ;
126 				oNode = xPathResult.iterateNext();
127 			}
128		}
129		return aNodeArray ;
130	}
131}
132
133FCKXml.prototype.SelectSingleNode = function( xpath )
134{
135	if ( navigator.userAgent.indexOf('MSIE') >= 0 )		// IE
136		return this.DOMDocument.selectSingleNode( xpath ) ;
137	else					// Gecko
138	{
139		var xPathResult = this.DOMDocument.evaluate( xpath, this.DOMDocument,
140				this.DOMDocument.createNSResolver(this.DOMDocument.documentElement), 9, null);
141
142		if ( xPathResult && xPathResult.singleNodeValue )
143			return xPathResult.singleNodeValue ;
144		else
145			return null ;
146	}
147}