/*
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* FCKeditor - The text editor for Internet - http://www.fckeditor.net
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* Copyright (C) 2003-2009 Frederico Caldeira Knabben
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*
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* == BEGIN LICENSE ==
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*
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* Licensed under the terms of any of the following licenses at your
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* choice:
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*
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* - GNU General Public License Version 2 or later (the "GPL")
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* http://www.gnu.org/licenses/gpl.html
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*
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* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
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* http://www.gnu.org/licenses/lgpl.html
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*
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* - Mozilla Public License Version 1.1 or later (the "MPL")
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* http://www.mozilla.org/MPL/MPL-1.1.html
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*
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* == END LICENSE ==
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*
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* FCKXml Class: class to load and manipulate XML files.
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*/
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FCKXml.prototype =
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{
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LoadUrl : function( urlToCall )
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{
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this.Error = false ;
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var oXml ;
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var oXmlHttp = FCKTools.CreateXmlObject( 'XmlHttp' ) ;
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oXmlHttp.open( 'GET', urlToCall, false ) ;
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oXmlHttp.send( null ) ;
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if ( oXmlHttp.status == 200 || oXmlHttp.status == 304 || ( oXmlHttp.status == 0 && oXmlHttp.readyState == 4 ) )
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{
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oXml = oXmlHttp.responseXML ;
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// #1426: Fallback if responseXML isn't set for some
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// reason (e.g. improperly configured web server)
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if ( !oXml )
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oXml = (new DOMParser()).parseFromString( oXmlHttp.responseText, 'text/xml' ) ;
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}
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else
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oXml = null ;
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if ( oXml )
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{
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// Try to access something on it.
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try
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{
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var test = oXml.firstChild ;
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}
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catch (e)
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{
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// If document.domain has been changed (#123), we'll have a security
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// error at this point. The workaround here is parsing the responseText:
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// http://alexander.kirk.at/2006/07/27/firefox-15-xmlhttprequest-reqresponsexml-and-documentdomain/
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oXml = (new DOMParser()).parseFromString( oXmlHttp.responseText, 'text/xml' ) ;
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}
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}
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if ( !oXml || !oXml.firstChild )
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{
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this.Error = true ;
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if ( window.confirm( 'Error loading "' + urlToCall + '" (HTTP Status: ' + oXmlHttp.status + ').\r\nDo you want to see the server response dump?' ) )
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alert( oXmlHttp.responseText ) ;
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}
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this.DOMDocument = oXml ;
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},
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SelectNodes : function( xpath, contextNode )
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{
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if ( this.Error )
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return new Array() ;
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var aNodeArray = new Array();
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var xPathResult = this.DOMDocument.evaluate( xpath, contextNode ? contextNode : this.DOMDocument,
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this.DOMDocument.createNSResolver(this.DOMDocument.documentElement), XPathResult.ORDERED_NODE_ITERATOR_TYPE, null) ;
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if ( xPathResult )
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{
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var oNode = xPathResult.iterateNext() ;
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while( oNode )
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{
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aNodeArray[aNodeArray.length] = oNode ;
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oNode = xPathResult.iterateNext();
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}
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}
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return aNodeArray ;
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},
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SelectSingleNode : function( xpath, contextNode )
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{
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if ( this.Error )
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return null ;
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var xPathResult = this.DOMDocument.evaluate( xpath, contextNode ? contextNode : this.DOMDocument,
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this.DOMDocument.createNSResolver(this.DOMDocument.documentElement), 9, null);
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if ( xPathResult && xPathResult.singleNodeValue )
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return xPathResult.singleNodeValue ;
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else
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return null ;
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}
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} ;
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