<?php
/**
 * Special pages that are used to get user independent links pointing to
 * current user's pages (user page, talk page, contributions, etc.).
 * This can let us cache a single copy of some generated content for all
 * users or be linked in wikitext help pages.
 *
 * 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
 */

/**
 * Special page pointing to current user's user page.
 *
 * @ingroup SpecialPage
 */
class SpecialMypage extends RedirectSpecialArticle {
	public function __construct() {
		parent::__construct( 'Mypage' );
	}

	/**
	 * @param string|null $subpage
	 * @return Title
	 */
	public function getRedirect( $subpage ) {
		if ( $subpage === null || $subpage === '' ) {
			return Title::makeTitle( NS_USER, $this->getUser()->getName() );
		}

		return Title::makeTitle( NS_USER, $this->getUser()->getName() . '/' . $subpage );
	}

	/**
	 * Target identifies a specific User. See T109724.
	 *
	 * @since 1.27
	 * @return bool
	 */
	public function personallyIdentifiableTarget() {
		return true;
	}
}