class.ilObjNullDAV.php

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<?php
// BEGIN WebDAV
/*
    +-----------------------------------------------------------------------------+
    | ILIAS open source                                                           |
    +-----------------------------------------------------------------------------+
    | Copyright (c) 1998-2005 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 "class.ilObjectDAV.php";
require_once "class.ilObjNull.php";
 
class ilObjNullDAV extends ilObjectDAV
{
    public function __construct($refid, $obj = null)
    {
        parent::__construct($refid, $obj);
    }
    
    public function getResourceType()
    {
        return 'null';
    }
 
    public function getContentType()
    {
        return 'application/x-non-readable';
    }
    public function read()
    {
        if (is_null($this->obj)) {
            $this->obj = new ilObjNull($this->getRefId(), true);
            $this->obj->read();
        }
    }
    
    public function convertToILIASType($refId, $type)
    {
        $this->obj->setType($type);
        $this->write();
        $this->obj->setPermissions($refId);
        $this->writelog('convertToILIASType ' . $type . ' obj=' . $this->getObjectId());
        $converted =&ilObjectDAV::createObject($this->getRefId(), $type);
        $converted->obj->createProperties();
        return $converted;
    }
}
// END WebDAV