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