File: AlphabeticPager.php

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<?php
/**
 * 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
 */

namespace MediaWiki\Pager;

/**
 * IndexPager with an alphabetic list and a formatted navigation bar
 *
 * @stable to extend
 * @ingroup Pager
 */
abstract class AlphabeticPager extends IndexPager {

	/**
	 * @stable to override
	 * @return string HTML
	 */
	public function getNavigationBar() {
		if ( !$this->isNavigationBarShown() ) {
			return '';
		}

		if ( isset( $this->mNavigationBar ) ) {
			return $this->mNavigationBar;
		}

		$navBuilder = $this->getNavigationBuilder()
			->setPrevMsg( 'prevn' )
			->setNextMsg( 'nextn' )
			->setFirstMsg( 'page_first' )
			->setLastMsg( 'page_last' );

		$this->mNavigationBar = $navBuilder->getHtml();

		return $this->mNavigationBar;
	}
}

/** @deprecated class alias since 1.41 */
class_alias( AlphabeticPager::class, 'AlphabeticPager' );