1/*
2 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
3 * Copyright (C) 2003-2007 Frederico Caldeira Knabben
4 *
5 * == BEGIN LICENSE ==
6 *
7 * Licensed under the terms of any of the following licenses at your
8 * choice:
9 *
10 *  - GNU General Public License Version 2 or later (the "GPL")
11 *    http://www.gnu.org/licenses/gpl.html
12 *
13 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
14 *    http://www.gnu.org/licenses/lgpl.html
15 *
16 *  - Mozilla Public License Version 1.1 or later (the "MPL")
17 *    http://www.mozilla.org/MPL/MPL-1.1.html
18 *
19 * == END LICENSE ==
20 *
21 * Defines the FCKXHtml object, responsible for the XHTML operations.
22 * IE specific.
23 */
24
25FCKXHtml._GetMainXmlString = function()
26{
27	return this.MainNode.xml ;
28}
29
30FCKXHtml._AppendAttributes = function( xmlNode, htmlNode, node, nodeName )
31{
32	var aAttributes = htmlNode.attributes ;
33
34	for ( var n = 0 ; n < aAttributes.length ; n++ )
35	{
36		var oAttribute = aAttributes[n] ;
37
38		if ( oAttribute.specified )
39		{
40			var sAttName = oAttribute.nodeName.toLowerCase() ;
41			var sAttValue ;
42
43			// Ignore any attribute starting with "_fck".
44			if ( sAttName.StartsWith( '_fck' ) )
45				continue ;
46			// The following must be done because of a bug on IE regarding the style
47			// attribute. It returns "null" for the nodeValue.
48			else if ( sAttName == 'style' )
49				sAttValue = htmlNode.style.cssText.replace( FCKRegexLib.StyleProperties, FCKTools.ToLowerCase ) ;
50			// There are two cases when the oAttribute.nodeValue must be used:
51			//		- for the "class" attribute
52			//		- for events attributes (on IE only).
53			else if ( sAttName == 'class' || sAttName.indexOf('on') == 0 )
54				sAttValue = oAttribute.nodeValue ;
55			else if ( nodeName == 'body' && sAttName == 'contenteditable' )
56				continue ;
57			// XHTML doens't support attribute minimization like "CHECKED". It must be trasformed to cheched="checked".
58			else if ( oAttribute.nodeValue === true )
59				sAttValue = sAttName ;
60			else
61			{
62				// We must use getAttribute to get it exactly as it is defined.
63				// There are some rare cases that IE throws an error here, so we must try/catch.
64				try
65				{
66					sAttValue = htmlNode.getAttribute( sAttName, 2 ) ;
67				}
68				catch (e) {}
69			}
70			this._AppendAttribute( node, sAttName, sAttValue || oAttribute.nodeValue ) ;
71		}
72	}
73}
74
75FCKXHtml.TagProcessors['meta'] = function( node, htmlNode )
76{
77	var oHttpEquiv = node.attributes.getNamedItem( 'http-equiv' ) ;
78
79	if ( oHttpEquiv == null || oHttpEquiv.value.length == 0 )
80	{
81		// Get the http-equiv value from the outerHTML.
82		var sHttpEquiv = htmlNode.outerHTML.match( FCKRegexLib.MetaHttpEquiv ) ;
83
84		if ( sHttpEquiv )
85		{
86			sHttpEquiv = sHttpEquiv[1] ;
87			FCKXHtml._AppendAttribute( node, 'http-equiv', sHttpEquiv ) ;
88		}
89	}
90
91	return node ;
92}
93
94// IE automaticaly changes <FONT> tags to <FONT size=+0>.
95FCKXHtml.TagProcessors['font'] = function( node, htmlNode )
96{
97	if ( node.attributes.length == 0 )
98		node = FCKXHtml.XML.createDocumentFragment() ;
99
100	node = FCKXHtml._AppendChildNodes( node, htmlNode ) ;
101
102	return node ;
103}
104
105// IE doens't see the value attribute as an attribute for the <INPUT> tag.
106FCKXHtml.TagProcessors['input'] = function( node, htmlNode )
107{
108	if ( htmlNode.name )
109		FCKXHtml._AppendAttribute( node, 'name', htmlNode.name ) ;
110
111	if ( htmlNode.value && !node.attributes.getNamedItem( 'value' ) )
112		FCKXHtml._AppendAttribute( node, 'value', htmlNode.value ) ;
113
114	if ( !node.attributes.getNamedItem( 'type' ) )
115		FCKXHtml._AppendAttribute( node, 'type', 'text' ) ;
116
117	return node ;
118}
119
120// IE ignores the "SELECTED" attribute so we must add it manually.
121FCKXHtml.TagProcessors['option'] = function( node, htmlNode )
122{
123	if ( htmlNode.selected && !node.attributes.getNamedItem( 'selected' ) )
124		FCKXHtml._AppendAttribute( node, 'selected', 'selected' ) ;
125
126	node = FCKXHtml._AppendChildNodes( node, htmlNode ) ;
127
128	return node ;
129}
130
131// IE ignores the "COORDS" and "SHAPE" attribute so we must add it manually.
132FCKXHtml.TagProcessors['area'] = function( node, htmlNode )
133{
134	if ( ! node.attributes.getNamedItem( 'coords' ) )
135	{
136		var sCoords = htmlNode.getAttribute( 'coords', 2 ) ;
137		if ( sCoords && sCoords != '0,0,0' )
138			FCKXHtml._AppendAttribute( node, 'coords', sCoords ) ;
139	}
140
141	if ( ! node.attributes.getNamedItem( 'shape' ) )
142	{
143		var sShape = htmlNode.getAttribute( 'shape', 2 ) ;
144		if ( sShape && sShape.length > 0 )
145			FCKXHtml._AppendAttribute( node, 'shape', sShape ) ;
146	}
147
148	return node ;
149}
150
151FCKXHtml.TagProcessors['label'] = function( node, htmlNode )
152{
153	if ( htmlNode.htmlFor.length > 0 )
154		FCKXHtml._AppendAttribute( node, 'for', htmlNode.htmlFor ) ;
155
156	node = FCKXHtml._AppendChildNodes( node, htmlNode ) ;
157
158	return node ;
159}
160
161FCKXHtml.TagProcessors['form'] = function( node, htmlNode )
162{
163	if ( htmlNode.acceptCharset && htmlNode.acceptCharset.length > 0 && htmlNode.acceptCharset != 'UNKNOWN' )
164		FCKXHtml._AppendAttribute( node, 'accept-charset', htmlNode.acceptCharset ) ;
165
166	if ( htmlNode.name )
167		FCKXHtml._AppendAttribute( node, 'name', htmlNode.name ) ;
168
169	node = FCKXHtml._AppendChildNodes( node, htmlNode ) ;
170
171	return node ;
172}
173
174// IE doens't hold the name attribute as an attribute for the <TEXTAREA> and <SELECT> tags.
175FCKXHtml.TagProcessors['textarea'] = FCKXHtml.TagProcessors['select'] = function( node, htmlNode )
176{
177	if ( htmlNode.name )
178		FCKXHtml._AppendAttribute( node, 'name', htmlNode.name ) ;
179
180	node = FCKXHtml._AppendChildNodes( node, htmlNode ) ;
181
182	return node ;
183}
184
185// On very rare cases, IE is loosing the "align" attribute for DIV. (right align and apply bulleted list)
186FCKXHtml.TagProcessors['div'] = function( node, htmlNode )
187{
188	if ( htmlNode.align.length > 0 )
189		FCKXHtml._AppendAttribute( node, 'align', htmlNode.align ) ;
190
191	node = FCKXHtml._AppendChildNodes( node, htmlNode, true ) ;
192
193	return node ;
194}