pennyspages/includes/specials/SpecialRandomrootpage.php

<?php

/**
 * Implements Special:Randomrootpage
 *
 * Copyright © 2008 Hojjat (aka Huji)
 *
 * 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
 */

class SpecialRandomrootpage extends RandomPage {

	public function __construct() {
		parent::__construct( 'Randomrootpage' );
		$dbr = wfGetDB( DB_REPLICA );
		$this->extra[] = 'page_title NOT ' . $dbr->buildLike( $dbr->anyString(), '/', $dbr->anyString() );
	}

	// Don't select redirects
	public function isRedirect() {
		return false;
	}
}