class.ilObjLanguageAccess.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 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 ilObjLanguageAccess
{
        function _checkTranslate()
        {
                global $lng, $ilSetting, $ilUser, $rbacsystem;

                if (!$ilSetting->get("lang_ext_maintenance")
                or !$ilSetting->get("lang_translate_".$lng->getLangKey()))
                {
                        return false;
                }

                if ($ilUser->getId())
                {
                        $ref_id = self::_lookupLangFolderRefId();
                        return $rbacsystem->checkAccess("read,write", (int) $ref_id);
                }
                return false;
        }


        function _checkMaintenance()
        {
                global $ilSetting, $ilUser, $rbacsystem;

                if (!$ilSetting->get("lang_ext_maintenance"))
                {
                        return false;
                }

                if ($ilUser->getId())
                {
                        $ref_id = self::_lookupLangFolderRefId();
                        return $rbacsystem->checkAccess("read,write", (int) $ref_id);
                }
                return false;
        }


        function _lookupLangFolderRefId()
        {
                global $ilDB;
                
                $q = "SELECT ref_id FROM object_reference r, object_data d".
                " WHERE r.obj_id = d.obj_id AND d.type = ".$ilDB->quote("lngf", "text");
                $set = $ilDB->query($q);
                $row = $ilDB->fetchAssoc($set);
                return $row['ref_id'];
        }
        

        function _lookupId($a_key)
        {
                global $ilDB;

                $q = "SELECT obj_id FROM object_data ".
                " WHERE type = ".$ilDB->quote("lng", "text").
                " AND title = ".$ilDB->quote($a_key, "text");
                $set = $ilDB->query($q);
                $row = $ilDB->fetchAssoc($set);
                return $row['obj_id'];
        }
}

?>