includes/specials/SpecialCategories.php

   1 <?php
   2 /**
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation; either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  * http://www.gnu.org/copyleft/gpl.html
  17  *
  18  * @file
  19  */
  20
  21 namespace MediaWiki\Specials;
  22
  23 use MediaWiki\Cache\LinkBatchFactory;
  24 use MediaWiki\Html\Html;
  25 use MediaWiki\Pager\CategoryPager;
  26 use MediaWiki\SpecialPage\SpecialPage;
  27 use Wikimedia\Rdbms\IConnectionProvider;
  28
  29 /**
  30  * Implements Special:Categories
  31  *
  32  * @ingroup SpecialPage
  33  */
  34 class SpecialCategories extends SpecialPage {
  35
  36         private LinkBatchFactory $linkBatchFactory;
  37         private IConnectionProvider $dbProvider;
  38
  39         /**
  40          * @param LinkBatchFactory $linkBatchFactory
  41          * @param IConnectionProvider $dbProvider
  42          */
  43         public function __construct(
  44                 LinkBatchFactory $linkBatchFactory,
  45                 IConnectionProvider $dbProvider
  46         ) {
  47                 parent::__construct( 'Categories' );
  48                 $this->linkBatchFactory = $linkBatchFactory;
  49                 $this->dbProvider = $dbProvider;
  50         }
  51
  52         public function execute( $par ) {
  53                 $this->setHeaders();
  54                 $this->outputHeader();
  55                 $this->addHelpLink( 'Help:Categories' );
  56                 $this->getOutput()->getMetadata()->setPreventClickjacking( false );
  57
  58                 $from = $this->getRequest()->getText( 'from', $par ?? '' );
  59
  60                 $cap = new CategoryPager(
  61                         $this->getContext(),
  62                         $this->linkBatchFactory,
  63                         $this->getLinkRenderer(),
  64                         $this->dbProvider,
  65                         $from
  66                 );
  67                 $cap->doQuery();
  68
  69                 $this->getOutput()->addHTML(
  70                         Html::openElement( 'div', [ 'class' => 'mw-spcontent' ] ) .
  71                                 $this->msg( 'categoriespagetext', $cap->getNumRows() )->parseAsBlock() .
  72                                 $cap->getStartForm( $from ) .
  73                                 $cap->getNavigationBar() .
  74                                 '<ul>' . $cap->getBody() . '</ul>' .
  75                                 $cap->getNavigationBar() .
  76                                 Html::closeElement( 'div' )
  77                 );
  78         }
  79
  80         protected function getGroupName() {
  81                 return 'pages';
  82         }
  83 }
  84
  85 /** @deprecated class alias since 1.41 */
  86 class_alias( SpecialCategories::class, 'SpecialCategories' );