source: trunk/admin/inc/ckeditor/_source/core/xml.js@ 239

Last change on this file since 239 was 239, checked in by luc, 9 years ago

Admin: correzione visulaizzazione immissione dati spoglio per Chrome e Safari - Aggiornamento dell'editor da FCKeditor a CKeditor , accessibili anche a Chrome e Safari.
  • Property svn:executable set to *
File size: 4.9 KB
Line 
1/*
2Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
3For licensing, see LICENSE.html or http://ckeditor.com/license
4*/
5
6/**
7 * @fileOverview Defines the {@link CKEDITOR.xml} class, which represents a
8 * loaded XML document.
9 */
10
11/**
12 * Represents a loaded XML document.
13 * @constructor
14 * @param {object|string} xmlObjectOrData A native XML (DOM document) object or
15 * a string containing the XML definition to be loaded.
16 * @example
17 * var xml = <b>new CKEDITOR.xml( '<books><book title="My Book" /></books>' )</b>;
18 */
19CKEDITOR.xml = function( xmlObjectOrData )
20{
21 var baseXml = null;
22
23 if ( typeof xmlObjectOrData == 'object' )
24 baseXml = xmlObjectOrData;
25 else
26 {
27 var data = ( xmlObjectOrData || '' ).replace( /&nbsp;/g, '\xA0' );
28 if ( window.DOMParser )
29 baseXml = (new DOMParser()).parseFromString( data, 'text/xml' );
30 else if ( window.ActiveXObject )
31 {
32 try { baseXml = new ActiveXObject( 'MSXML2.DOMDocument' ); }
33 catch(e)
34 {
35 try { baseXml = new ActiveXObject( 'Microsoft.XmlDom' ); } catch(e) {}
36 }
37
38 if ( baseXml )
39 {
40 baseXml.async = false;
41 baseXml.resolveExternals = false;
42 baseXml.validateOnParse = false;
43 baseXml.loadXML( data );
44 }
45 }
46 }
47
48 /**
49 * The native XML (DOM document) used by the class instance.
50 * @type object
51 * @example
52 */
53 this.baseXml = baseXml;
54};
55
56CKEDITOR.xml.prototype =
57{
58 /**
59 * Get a single node from the XML document, based on a XPath query.
60 * @param {String} xpath The XPath query to execute.
61 * @param {Object} [contextNode] The XML DOM node to be used as the context
62 * for the XPath query. The document root is used by default.
63 * @returns {Object} A XML node element or null if the query has no results.
64 * @example
65 * // Create the XML instance.
66 * var xml = new CKEDITOR.xml( '<list><item id="test1" /><item id="test2" /></list>' );
67 * // Get the first <item> node.
68 * var itemNode = <b>xml.selectSingleNode( 'list/item' )</b>;
69 * // Alert "item".
70 * alert( itemNode.nodeName );
71 */
72 selectSingleNode : function( xpath, contextNode )
73 {
74 var baseXml = this.baseXml;
75
76 if ( contextNode || ( contextNode = baseXml ) )
77 {
78 if ( CKEDITOR.env.ie || contextNode.selectSingleNode ) // IE
79 return contextNode.selectSingleNode( xpath );
80 else if ( baseXml.evaluate ) // Others
81 {
82 var result = baseXml.evaluate( xpath, contextNode, null, 9, null);
83 return ( result && result.singleNodeValue ) || null;
84 }
85 }
86
87 return null;
88 },
89
90 /**
91 * Gets a list node from the XML document, based on a XPath query.
92 * @param {String} xpath The XPath query to execute.
93 * @param {Object} [contextNode] The XML DOM node to be used as the context
94 * for the XPath query. The document root is used by default.
95 * @returns {ArrayLike} An array containing all matched nodes. The array will
96 * be empty if the query has no results.
97 * @example
98 * // Create the XML instance.
99 * var xml = new CKEDITOR.xml( '<list><item id="test1" /><item id="test2" /></list>' );
100 * // Get the first <item> node.
101 * var itemNodes = xml.selectSingleNode( 'list/item' );
102 * // Alert "item" twice, one for each <item>.
103 * for ( var i = 0 ; i < itemNodes.length ; i++ )
104 * alert( itemNodes[i].nodeName );
105 */
106 selectNodes : function( xpath, contextNode )
107 {
108 var baseXml = this.baseXml,
109 nodes = [];
110
111 if ( contextNode || ( contextNode = baseXml ) )
112 {
113 if ( CKEDITOR.env.ie || contextNode.selectNodes ) // IE
114 return contextNode.selectNodes( xpath );
115 else if ( baseXml.evaluate ) // Others
116 {
117 var result = baseXml.evaluate( xpath, contextNode, null, 5, null);
118
119 if ( result )
120 {
121 var node;
122 while ( ( node = result.iterateNext() ) )
123 nodes.push( node );
124 }
125 }
126 }
127
128 return nodes;
129 },
130
131 /**
132 * Gets the string representation of hte inner contents of a XML node,
133 * based on a XPath query.
134 * @param {String} xpath The XPath query to execute.
135 * @param {Object} [contextNode] The XML DOM node to be used as the context
136 * for the XPath query. The document root is used by default.
137 * @returns {String} The textual representation of the inner contents of
138 * the node or null if the query has no results.
139 * @example
140 * // Create the XML instance.
141 * var xml = new CKEDITOR.xml( '<list><item id="test1" /><item id="test2" /></list>' );
142 * // Alert "<item id="test1" /><item id="test2" />".
143 * alert( xml.getInnerXml( 'list' ) );
144 */
145 getInnerXml : function( xpath, contextNode )
146 {
147 var node = this.selectSingleNode( xpath, contextNode ),
148 xml = [];
149 if ( node )
150 {
151 node = node.firstChild;
152 while ( node )
153 {
154 if ( node.xml ) // IE
155 xml.push( node.xml );
156 else if ( window.XMLSerializer ) // Others
157 xml.push( ( new XMLSerializer() ).serializeToString( node ) );
158
159 node = node.nextSibling;
160 }
161 }
162
163 return xml.length ? xml.join( '' ) : null;
164 }
165};
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