class.ilLMObjectFactory.php

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<?php
/*
    +-----------------------------------------------------------------------------+
    | ILIAS open source                                                           |
    +-----------------------------------------------------------------------------+
    | Copyright (c) 1998-2009 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. |
    +-----------------------------------------------------------------------------+
*/
 
require_once("./Modules/LearningModule/classes/class.ilLMPageObject.php");
require_once("./Modules/LearningModule/classes/class.ilStructureObject.php");
 
class ilLMObjectFactory
{
    public static function getInstance(&$a_content_obj, $a_id = 0, $a_halt = true)
    {
        global $DIC;
 
        $ilDB = $DIC->database();
 
        $query = "SELECT * FROM lm_data WHERE obj_id = " .
            $ilDB->quote($a_id, "integer");
        $obj_set = $ilDB->query($query);
        $obj_rec = $ilDB->fetchAssoc($obj_set);
 
        switch ($obj_rec["type"]) {
            case "st":
                $obj = new ilStructureObject($a_content_obj);
                $obj->setId($obj_rec["obj_id"]);
                $obj->setDataRecord($obj_rec);
                $obj->read();
                break;
 
            case "pg":
                $obj = new ilLMPageObject($a_content_obj, 0, $a_halt);
                $obj->setId($obj_rec["obj_id"]);
                $obj->setDataRecord($obj_rec);
                $obj->read();
                break;
        }
        return $obj;
    }
}