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path: root/includes/specials/SpecialPermanentLink.php
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<?php
/**
 * Redirect from Special:PermanentLink/### to index.php?oldid=###.
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * http://www.gnu.org/copyleft/gpl.html
 *
 * @file
 * @ingroup SpecialPage
 */

/**
 * Redirect from Special:PermanentLink/### to index.php?oldid=###.
 *
 * @ingroup SpecialPage
 */
class SpecialPermanentLink extends RedirectSpecialPage {
	function __construct() {
		parent::__construct( 'PermanentLink' );
		$this->mAllowedRedirectParams = array();
	}

	function getRedirect( $subpage ) {
		$subpage = intval( $subpage );
		if ( $subpage === 0 ) {
			# throw an error page when no subpage was given
			throw new ErrorPageError( 'nopagetitle', 'nopagetext' );
		}
		$this->mAddedRedirectParams['oldid'] = $subpage;

		return true;
	}
}