<?php if (!defined('TL_ROOT')) die('You can not access this file directly!');

/**
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation, either
 * version 3 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program. If not, please visit the Free
 * Software Foundation website at <http://www.gnu.org/licenses/>.
 *
 * PHP version 5
 * @copyright  ETES GmbH <http://www.etes.de>
 * @author     Sebastian Leitz <sebastian.leitz@etes.de>, Jan Theofel <jan.theofel@etes.de>
 * @package    parentslist
 * @license    LGPL
 * @filesource
 */


/**
 * Update the parent page tree
 */

class Parentslist extends Backend
{

	public function runonce()
        {
                $objRootPages = $this->Database->execute("SELECT id FROM tl_page WHERE pid=0 AND(parents = '' OR parents IS NULL)");

                if($objRootPages->numRows)
                {

                        $arrRootPages = $objRootPages->fetchAllAssoc();

                        foreach ($arrRootPages as $rootPages)
                        {

                                $this->updateChildren($rootPages->id, $rootPages->id, 0);
                        }

                }

        }

}