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/*

 * FCKeditor - The text editor for internet

 * Copyright (C) 2003-2006 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/

 *

 * "Support Open Source software. What about a donation today?"

 *

 * File Name: fckconfig.js

 * 	Creates and initializes the FCKConfig object.

 *

 * File Authors:

 * 		Frederico Caldeira Knabben (fredck@fckeditor.net)

 */

var FCKConfig = FCK.Config = new Object() ;

/*

	For the next major version (probably 3.0) we should move all this stuff to

	another dedicated object and leave FCKConfig as a holder object for settings only).

*/

// Editor Base Path

if ( document.location.protocol == 'file:' )

{

	FCKConfig.BasePath = unescape( document.location.pathname.substr(1) ) ;

	FCKConfig.BasePath = FCKConfig.BasePath.replace( /\\/gi, '/' ) ;

	FCKConfig.BasePath = 'file://' + FCKConfig.BasePath.substring(0,FCKConfig.BasePath.lastIndexOf('/')+1) ;

	FCKConfig.FullBasePath = FCKConfig.BasePath ;

}

else

{

	FCKConfig.BasePath = document.location.pathname.substring(0,document.location.pathname.lastIndexOf('/')+1) ;

	FCKConfig.FullBasePath = document.location.protocol + '//' + document.location.host + FCKConfig.BasePath ;

}

FCKConfig.EditorPath = FCKConfig.BasePath.replace( /editor\/$/, '' ) ;

// There is a bug in Gecko. If the editor is hidden on startup, an error is

// thrown when trying to get the screen dimentions.

try

{

	FCKConfig.ScreenWidth	= screen.width ;

	FCKConfig.ScreenHeight	= screen.height ;

}

catch (e)

{

	FCKConfig.ScreenWidth	= 800 ;

	FCKConfig.ScreenHeight	= 600 ;

}

// Override the actual configuration values with the values passed throw the

// hidden field "<InstanceName>___Config".

FCKConfig.ProcessHiddenField = function()

{

	this.PageConfig = new Object() ;

	// Get the hidden field.

	var oConfigField = window.parent.document.getElementById( FCK.Name + '___Config' ) ;

	// Do nothing if the config field was not defined.

	if ( ! oConfigField ) return ;

	var aCouples = oConfigField.value.split('&') ;

	for ( var i = 0 ; i < aCouples.length ; i++ )

	{

		if ( aCouples[i].length == 0 )

			continue ;

		var aConfig = aCouples[i].split( '=' ) ;

		var sKey = unescape( aConfig[0] ) ;

		var sVal = unescape( aConfig[1] ) ;

		if ( sKey == 'CustomConfigurationsPath' )	// The Custom Config File path must be loaded immediately.

			FCKConfig[ sKey ] = sVal ;

		else if ( sVal.toLowerCase() == "true" )	// If it is a boolean TRUE.

			this.PageConfig[ sKey ] = true ;

		else if ( sVal.toLowerCase() == "false" )	// If it is a boolean FALSE.

			this.PageConfig[ sKey ] = false ;

		else if ( sVal.length > 0 && !isNaN( sVal ) )	// If it is a number.

			this.PageConfig[ sKey ] = parseInt( sVal ) ;

		else										// In any other case it is a string.

			this.PageConfig[ sKey ] = sVal ;

	}

}

function FCKConfig_LoadPageConfig()

{

	var oPageConfig = FCKConfig.PageConfig ;

	for ( var sKey in oPageConfig )

		FCKConfig[ sKey ] = oPageConfig[ sKey ] ;

}

function FCKConfig_PreProcess()

{

	var oConfig = FCKConfig ;

	// Force debug mode if fckdebug=true in the QueryString (main page).

	if ( oConfig.AllowQueryStringDebug )

	{

		try

		{

			if ( (/fckdebug=true/i).test( window.top.location.search ) )

				oConfig.Debug = true ;

		}

		catch (e) { /* Ignore it. Much probably we are inside a FRAME where the "top" is in another domain (security error). */ }

	}

	// Certifies that the "PluginsPath" configuration ends with a slash.

	if ( !oConfig.PluginsPath.endsWith('/') )

		oConfig.PluginsPath += '/' ;

	// EditorAreaCSS accepts an array of paths or a single path (as string).

	// In the last case, transform it in an array.

	if ( typeof( oConfig.EditorAreaCSS ) == 'string' )

		oConfig.EditorAreaCSS = [ oConfig.EditorAreaCSS ] ;

	var sComboPreviewCSS = oConfig.ToolbarComboPreviewCSS ;

	if ( !sComboPreviewCSS || sComboPreviewCSS.length == 0 )

		oConfig.ToolbarComboPreviewCSS = oConfig.EditorAreaCSS ;

	else if ( typeof( sComboPreviewCSS ) == 'string' )

		oConfig.ToolbarComboPreviewCSS = [ sComboPreviewCSS ] ;

}

// Define toolbar sets collection.

FCKConfig.ToolbarSets = new Object() ;

// Defines the plugins collection.

FCKConfig.Plugins = new Object() ;

FCKConfig.Plugins.Items = new Array() ;

FCKConfig.Plugins.Add = function( name, langs, path )

{

	FCKConfig.Plugins.Items.AddItem( [name, langs, path] ) ;

}

// FCKConfig.ProtectedSource: object that holds a collection of Regular

// Expressions that defined parts of the raw HTML that must remain untouched

// like custom tags, scripts, server side code, etc...

FCKConfig.ProtectedSource = new Object() ;

// Initialize the regex array with the default ones.

FCKConfig.ProtectedSource.RegexEntries = [

	// First of any other protection, we must protect all comments to avoid

	// loosing them (of course, IE related).

	/<!--[\s\S]*?-->/g ,

	// Script tags will also be forced to be protected, otherwise IE will execute them.

	/<script[\s\S]*?<\/script>/gi,

	// <noscript> tags (get lost in IE and messed up in FF).

	/<noscript[\s\S]*?<\/noscript>/gi

] ;

FCKConfig.ProtectedSource.Add = function( regexPattern )

{

	this.RegexEntries.AddItem( regexPattern ) ;

}

FCKConfig.ProtectedSource.Protect = function( html )

{

	function _Replace( protectedSource )

	{

		var index = FCKTempBin.AddElement( protectedSource ) ;

		return '<!--{PS..' + index + '}-->' ;

	}

	for ( var i = 0 ; i < this.RegexEntries.length ; i++ )

	{

		html = html.replace( this.RegexEntries[i], _Replace ) ;

	}

	return html ;

}

FCKConfig.ProtectedSource.Revert = function( html, clearBin )

{

	function _Replace( m, opener, index )

	{

		var protectedValue = clearBin ? FCKTempBin.RemoveElement( index ) : FCKTempBin.Elements[ index ] ;

		// There could be protected source inside another one.

		return FCKConfig.ProtectedSource.Revert( protectedValue, clearBin ) ;

	}

	return html.replace( /(<|&lt;)!--\{PS..(\d+)\}--(>|&gt;)/g, _Replace ) ;

}