fckxml_gecko.js

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/*
 * FCKeditor - The text editor for internet
 * Copyright (C) 2003-2004 Frederico Caldeira Knabben
 * 
 * Licensed under the terms of the GNU Lesser General Public License:
 * 		http://www.opensource.org/licenses/lgpl-license.php
 * 
 * For further information visit:
 * 		http://www.fckeditor.net/
 * 
 * File Name: fckxml_gecko.js
 * 	FCKXml Class: class to load and manipulate XML files.
 * 
 * Version:  2.0 RC3
 * Modified: 2005-03-02 12:42:44
 * 
 * File Authors:
 * 		Frederico Caldeira Knabben ([e-mail])
 */

var FCKXml = function()
{}

FCKXml.prototype.LoadUrl = function( urlToCall, asyncFunctionPointer )
{
	var oFCKXml = this ;

	var bAsync = ( typeof(asyncFunctionPointer) == 'function' ) ;

	var oXmlHttp = FCKTools.CreateXmlObject( 'XmlHttp' ) ;

	oXmlHttp.open( "GET", urlToCall, bAsync ) ;
	
	if ( bAsync )
	{	
		oXmlHttp.onreadystatechange = function() 
		{
			if ( oXmlHttp.readyState == 4 )
			{
				oFCKXml.DOMDocument = oXmlHttp.responseXML ;
				asyncFunctionPointer( oFCKXml ) ;
			}
		}
	}
	
	oXmlHttp.send( null ) ;
	
	if ( ! bAsync )
	{ 
		if ( oXmlHttp.status == 200 )
			this.DOMDocument = oXmlHttp.responseXML ;
		else if ( oXmlHttp.status == 0 && oXmlHttp.readyState == 4 )
			this.DOMDocument = oXmlHttp.responseXML ;
		else
			alert( 'Error loading "' + urlToCall + '"' ) ;
	}
}

FCKXml.prototype.SelectNodes = function( xpath, contextNode )
{
	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 ;
}

FCKXml.prototype.SelectSingleNode = function( xpath, contextNode ) 
{
	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 ;
}