class.ilLanguageFactory.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2006 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

class ilLanguageFactory
{
        private static $languages = array();
        
        public static function _getLanguage($a_lang_key = '')
        {
                global $lng;
                
                if(!$a_lang_key)
                {
                        if(is_object($lng))
                        {
                                $a_lang_key = $lng->getDefaultLanguage();       
                        }
                        else
                        {
                                $a_lang_key = 'en';
                        }
                }
                if(isset(self::$languages[$a_lang_key]))
                {
                        return self::$languages[$a_lang_key];
                }
                return self::$languages[$a_lang_key] = new ilLanguage($a_lang_key);
        }
        
        public static function _getLanguageOfUser($a_usr_id)
        {
                return self::_getLanguage(ilObjUser::_lookupLanguage($a_usr_id));
        }
}


?>