fckxml.js
上传用户:dbstep
上传日期:2022-08-06
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文件大小:4k
- /*
- * 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 ==
- *
- * Defines the FCKXml object that is used for XML data calls
- * and XML processing.
- *
- * This script is shared by almost all pages that compose the
- * File Browser frameset.
- */
- var FCKXml = function()
- {}
- FCKXml.prototype.GetHttpRequest = function()
- {
- // Gecko / IE7
- try { return new XMLHttpRequest(); }
- catch(e) {}
- // IE6
- try { return new ActiveXObject( 'Msxml2.XMLHTTP' ) ; }
- catch(e) {}
- // IE5
- try { return new ActiveXObject( 'Microsoft.XMLHTTP' ) ; }
- catch(e) {}
- return null ;
- }
- FCKXml.prototype.LoadUrl = function( urlToCall, asyncFunctionPointer )
- {
- var oFCKXml = this ;
- var bAsync = ( typeof(asyncFunctionPointer) == 'function' ) ;
- var oXmlHttp = this.GetHttpRequest() ;
- oXmlHttp.open( "GET", urlToCall, bAsync ) ;
- if ( bAsync )
- {
- oXmlHttp.onreadystatechange = function()
- {
- if ( oXmlHttp.readyState == 4 )
- {
- var oXml ;
- try
- {
- // this is the same test for an FF2 bug as in fckxml_gecko.js
- // but we've moved the responseXML assignment into the try{}
- // so we don't even have to check the return status codes.
- var test = oXmlHttp.responseXML.firstChild ;
- oXml = oXmlHttp.responseXML ;
- }
- catch ( e )
- {
- try
- {
- oXml = (new DOMParser()).parseFromString( oXmlHttp.responseText, 'text/xml' ) ;
- }
- catch ( e ) {}
- }
- if ( !oXml || !oXml.firstChild || oXml.firstChild.nodeName == 'parsererror' )
- {
- alert( 'The server didn't send back a proper XML response. Please contact your system administrator.nn' +
- 'XML request error: ' + oXmlHttp.statusText + ' (' + oXmlHttp.status + ')nn' +
- 'Requested URL:n' + urlToCall + 'nn' +
- 'Response text:n' + oXmlHttp.responseText ) ;
- return ;
- }
- oFCKXml.DOMDocument = oXml ;
- asyncFunctionPointer( oFCKXml ) ;
- }
- }
- }
- oXmlHttp.send( null ) ;
- if ( ! bAsync )
- {
- if ( oXmlHttp.status == 200 || oXmlHttp.status == 304 )
- this.DOMDocument = oXmlHttp.responseXML ;
- else
- {
- alert( 'XML request error: ' + oXmlHttp.statusText + ' (' + oXmlHttp.status + ')' ) ;
- }
- }
- }
- FCKXml.prototype.SelectNodes = function( xpath )
- {
- if ( navigator.userAgent.indexOf('MSIE') >= 0 ) // IE
- return this.DOMDocument.selectNodes( xpath ) ;
- else // Gecko
- {
- var aNodeArray = new Array();
- var xPathResult = this.DOMDocument.evaluate( xpath, 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 )
- {
- if ( navigator.userAgent.indexOf('MSIE') >= 0 ) // IE
- return this.DOMDocument.selectSingleNode( xpath ) ;
- else // Gecko
- {
- var xPathResult = this.DOMDocument.evaluate( xpath, this.DOMDocument,
- this.DOMDocument.createNSResolver(this.DOMDocument.documentElement), 9, null);
- if ( xPathResult && xPathResult.singleNodeValue )
- return xPathResult.singleNodeValue ;
- else
- return null ;
- }
- }