source: trunk/admin/inc/FCKeditor/editor/_source/internals/fckconfig.js@ 2

/*
 * 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 ) ;
}