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 * Creates and initializes the FCKConfig object.
22 */
23
24var FCKConfig = FCK.Config = new Object() ;
25
26/*
27	For the next major version (probably 3.0) we should move all this stuff to
28	another dedicated object and leave FCKConfig as a holder object for settings only).
29*/
30
31// Editor Base Path
32if ( document.location.protocol == 'file:' )
33{
34	FCKConfig.BasePath = decodeURIComponent( document.location.pathname.substr(1) ) ;
35	FCKConfig.BasePath = FCKConfig.BasePath.replace( /\\/gi, '/' ) ;
36
37	// The way to address local files is different according to the OS.
38	// In Windows it is file:// but in MacOs it is file:/// so let's get it automatically
39	var sFullProtocol = document.location.href.match( /^(file\:\/{2,3})/ )[1] ;
40	// #945 Opera does strange things with files loaded from the disk, and it fails in Mac to load xml files
41	if ( FCKBrowserInfo.IsOpera )
42		sFullProtocol += 'localhost/' ;
43
44	FCKConfig.BasePath = sFullProtocol + FCKConfig.BasePath.substring( 0, FCKConfig.BasePath.lastIndexOf( '/' ) + 1) ;
45	FCKConfig.FullBasePath = FCKConfig.BasePath ;
46}
47else
48{
49	FCKConfig.BasePath = document.location.pathname.substring( 0, document.location.pathname.lastIndexOf( '/' ) + 1) ;
50	FCKConfig.FullBasePath = document.location.protocol + '//' + document.location.host + FCKConfig.BasePath ;
51}
52
53FCKConfig.EditorPath = FCKConfig.BasePath.replace( /editor\/$/, '' ) ;
54
55// There is a bug in Gecko. If the editor is hidden on startup, an error is
56// thrown when trying to get the screen dimensions.
57try
58{
59	FCKConfig.ScreenWidth	= screen.width ;
60	FCKConfig.ScreenHeight	= screen.height ;
61}
62catch (e)
63{
64	FCKConfig.ScreenWidth	= 800 ;
65	FCKConfig.ScreenHeight	= 600 ;
66}
67
68// Override the actual configuration values with the values passed throw the
69// hidden field "<InstanceName>___Config".
70FCKConfig.ProcessHiddenField = function()
71{
72	this.PageConfig = new Object() ;
73
74	// Get the hidden field.
75	var oConfigField = window.parent.document.getElementById( FCK.Name + '___Config' ) ;
76
77	// Do nothing if the config field was not defined.
78	if ( ! oConfigField ) return ;
79
80	var aCouples = oConfigField.value.split('&') ;
81
82	for ( var i = 0 ; i < aCouples.length ; i++ )
83	{
84		if ( aCouples[i].length == 0 )
85			continue ;
86
87		var aConfig = aCouples[i].split( '=' ) ;
88		var sKey = decodeURIComponent( aConfig[0] ) ;
89		var sVal = decodeURIComponent( aConfig[1] ) ;
90
91		if ( sKey == 'CustomConfigurationsPath' )	// The Custom Config File path must be loaded immediately.
92			FCKConfig[ sKey ] = sVal ;
93
94		else if ( sVal.toLowerCase() == "true" )	// If it is a boolean TRUE.
95			this.PageConfig[ sKey ] = true ;
96
97		else if ( sVal.toLowerCase() == "false" )	// If it is a boolean FALSE.
98			this.PageConfig[ sKey ] = false ;
99
100		else if ( sVal.length > 0 && !isNaN( sVal ) )	// If it is a number.
101			this.PageConfig[ sKey ] = parseInt( sVal, 10 ) ;
102
103		else										// In any other case it is a string.
104			this.PageConfig[ sKey ] = sVal ;
105	}
106}
107
108function FCKConfig_LoadPageConfig()
109{
110	var oPageConfig = FCKConfig.PageConfig ;
111	for ( var sKey in oPageConfig )
112		FCKConfig[ sKey ] = oPageConfig[ sKey ] ;
113}
114
115function FCKConfig_PreProcess()
116{
117	var oConfig = FCKConfig ;
118
119	// Force debug mode if fckdebug=true in the QueryString (main page).
120	if ( oConfig.AllowQueryStringDebug )
121	{
122		try
123		{
124			if ( (/fckdebug=true/i).test( window.top.location.search ) )
125				oConfig.Debug = true ;
126		}
127		catch (e) { /* Ignore it. Much probably we are inside a FRAME where the "top" is in another domain (security error). */ }
128	}
129
130	// Certifies that the "PluginsPath" configuration ends with a slash.
131	if ( !oConfig.PluginsPath.EndsWith('/') )
132		oConfig.PluginsPath += '/' ;
133
134	// EditorAreaCSS accepts a single path string, a list of paths separated by
135	// a comma or and array of paths.
136	// In the string cases, transform it in an array.
137	if ( typeof( oConfig.EditorAreaCSS ) == 'string' )
138		oConfig.EditorAreaCSS = oConfig.EditorAreaCSS.split(',') ;
139
140	var sComboPreviewCSS = oConfig.ToolbarComboPreviewCSS ;
141	if ( !sComboPreviewCSS || sComboPreviewCSS.length == 0 )
142		oConfig.ToolbarComboPreviewCSS = oConfig.EditorAreaCSS ;
143	else if ( typeof( sComboPreviewCSS ) == 'string' )
144		oConfig.ToolbarComboPreviewCSS = [ sComboPreviewCSS ] ;
145}
146
147// Define toolbar sets collection.
148FCKConfig.ToolbarSets = new Object() ;
149
150// Defines the plugins collection.
151FCKConfig.Plugins = new Object() ;
152FCKConfig.Plugins.Items = new Array() ;
153
154FCKConfig.Plugins.Add = function( name, langs, path )
155{
156	FCKConfig.Plugins.Items.AddItem( [name, langs, path] ) ;
157}
158
159// FCKConfig.ProtectedSource: object that holds a collection of Regular
160// Expressions that defined parts of the raw HTML that must remain untouched
161// like custom tags, scripts, server side code, etc...
162FCKConfig.ProtectedSource = new Object() ;
163
164// Generates a string used to identify and locate the Protected Tags comments.
165FCKConfig.ProtectedSource._CodeTag = (new Date()).valueOf() ;
166
167// Initialize the regex array with the default ones.
168FCKConfig.ProtectedSource.RegexEntries = [
169	// First of any other protection, we must protect all comments to avoid
170	// loosing them (of course, IE related).
171	/<!--[\s\S]*?-->/g ,
172
173	// Script tags will also be forced to be protected, otherwise IE will execute them.
174	/<script[\s\S]*?<\/script>/gi,
175
176	// <noscript> tags (get lost in IE and messed up in FF).
177	/<noscript[\s\S]*?<\/noscript>/gi,
178
179	// Protect <object> tags. See #359.
180	/<object[\s\S]+?<\/object>/gi
181] ;
182
183FCKConfig.ProtectedSource.Add = function( regexPattern )
184{
185	this.RegexEntries.AddItem( regexPattern ) ;
186}
187
188FCKConfig.ProtectedSource.Protect = function( html )
189{
190	var codeTag = this._CodeTag ;
191	function _Replace( protectedSource )
192	{
193		var index = FCKTempBin.AddElement( protectedSource ) ;
194		return '<!--{' + codeTag + index + '}-->' ;
195	}
196
197	for ( var i = 0 ; i < this.RegexEntries.length ; i++ )
198	{
199		html = html.replace( this.RegexEntries[i], _Replace ) ;
200	}
201
202	return html ;
203}
204
205FCKConfig.ProtectedSource.Revert = function( html, clearBin )
206{
207	function _Replace( m, opener, index )
208	{
209		var protectedValue = clearBin ? FCKTempBin.RemoveElement( index ) : FCKTempBin.Elements[ index ] ;
210		// There could be protected source inside another one.
211		return FCKConfig.ProtectedSource.Revert( protectedValue, clearBin ) ;
212	}
213
214	var regex = new RegExp( "(<|&lt;)!--\\{" + this._CodeTag + "(\\d+)\\}--(>|&gt;)", "g" ) ;
215	return html.replace( regex, _Replace ) ;
216}
217
218// Returns a string with the attributes that must be appended to the body
219FCKConfig.GetBodyAttributes = function()
220{
221	var bodyAttributes = '' ;
222	// Add id and class to the body.
223	if ( this.BodyId && this.BodyId.length > 0 )
224		bodyAttributes += ' id="' + this.BodyId + '"' ;
225	if ( this.BodyClass && this.BodyClass.length > 0 )
226		bodyAttributes += ' class="' + this.BodyClass + '"' ;
227
228	return bodyAttributes ;
229}
230
231// Sets the body attributes directly on the node
232FCKConfig.ApplyBodyAttributes = function( oBody )
233{
234	// Add ID and Class to the body
235	if ( this.BodyId && this.BodyId.length > 0 )
236		oBody.id = FCKConfig.BodyId ;
237	if ( this.BodyClass && this.BodyClass.length > 0 )
238		oBody.className += ' ' + FCKConfig.BodyClass ;
239}
240