includes/specials/SpecialMostlinkedcategories.php

   1 <?php
   2 /**
   3  * Implements Special:Mostlinkedcategories
   4  *
   5  * Copyright © 2005, Ævar Arnfjörð Bjarmason
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * @file
  23  * @ingroup SpecialPage
  24  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
  25  */
  26
  27 use Wikimedia\Rdbms\ResultWrapper;
  28
  29 /**
  30  * A querypage to show categories ordered in descending order by the pages in them
  31  *
  32  * @ingroup SpecialPage
  33  */
  34 class MostlinkedCategoriesPage extends QueryPage {
  35         function __construct( $name = 'Mostlinkedcategories' ) {
  36                 parent::__construct( $name );
  37         }
  38
  39         function isSyndicated() {
  40                 return false;
  41         }
  42
  43         public function getQueryInfo() {
  44                 return [
  45                         'tables' => [ 'category' ],
  46                         'fields' => [ 'title' => 'cat_title',
  47                                 'namespace' => NS_CATEGORY,
  48                                 'value' => 'cat_pages' ],
  49                         'conds' => [ 'cat_pages > 0' ],
  50                 ];
  51         }
  52
  53         function sortDescending() {
  54                 return true;
  55         }
  56
  57         /**
  58          * Fetch user page links and cache their existence
  59          *
  60          * @param IDatabase $db
  61          * @param ResultWrapper $res
  62          */
  63         function preprocessResults( $db, $res ) {
  64                 $this->executeLBFromResultWrapper( $res );
  65         }
  66
  67         /**
  68          * @param Skin $skin
  69          * @param object $result Result row
  70          * @return string
  71          */
  72         function formatResult( $skin, $result ) {
  73                 global $wgContLang;
  74
  75                 $nt = Title::makeTitleSafe( NS_CATEGORY, $result->title );
  76                 if ( !$nt ) {
  77                         return Html::element(
  78                                 'span',
  79                                 [ 'class' => 'mw-invalidtitle' ],
  80                                 Linker::getInvalidTitleDescription(
  81                                         $this->getContext(),
  82                                         NS_CATEGORY,
  83                                         $result->title )
  84                         );
  85                 }
  86
  87                 $text = $wgContLang->convert( $nt->getText() );
  88                 $plink = $this->getLinkRenderer()->makeLink( $nt, $text );
  89                 $nlinks = $this->msg( 'nmembers' )->numParams( $result->value )->escaped();
  90
  91                 return $this->getLanguage()->specialList( $plink, $nlinks );
  92         }
  93
  94         protected function getGroupName() {
  95                 return 'highuse';
  96         }
  97 }