includes/specials/SpecialMostInterwikis.php

   1 <?php
   2 /**
   3  * Implements Special:Mostinterwikis
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  */
  23
  24 use MediaWiki\MediaWikiServices;
  25 use Wikimedia\Rdbms\IResultWrapper;
  26 use Wikimedia\Rdbms\IDatabase;
  27
  28 /**
  29  * A special page that listed pages that have highest interwiki count
  30  *
  31  * @ingroup SpecialPage
  32  */
  33 class SpecialMostInterwikis extends QueryPage {
  34         function __construct( $name = 'Mostinterwikis' ) {
  35                 parent::__construct( $name );
  36         }
  37
  38         public function isExpensive() {
  39                 return true;
  40         }
  41
  42         function isSyndicated() {
  43                 return false;
  44         }
  45
  46         public function getQueryInfo() {
  47                 return [
  48                         'tables' => [
  49                                 'langlinks',
  50                                 'page'
  51                         ], 'fields' => [
  52                                 'namespace' => 'page_namespace',
  53                                 'title' => 'page_title',
  54                                 'value' => 'COUNT(*)'
  55                         ], 'conds' => [
  56                                 'page_namespace' =>
  57                                         MediaWikiServices::getInstance()->getNamespaceInfo()->getContentNamespaces()
  58                         ], 'options' => [
  59                                 'HAVING' => 'COUNT(*) > 1',
  60                                 'GROUP BY' => [
  61                                         'page_namespace',
  62                                         'page_title'
  63                                 ]
  64                         ], 'join_conds' => [
  65                                 'page' => [
  66                                         'LEFT JOIN',
  67                                         'page_id = ll_from'
  68                                 ]
  69                         ]
  70                 ];
  71         }
  72
  73         /**
  74          * Pre-fill the link cache
  75          *
  76          * @param IDatabase $db
  77          * @param IResultWrapper $res
  78          */
  79         function preprocessResults( $db, $res ) {
  80                 $this->executeLBFromResultWrapper( $res );
  81         }
  82
  83         /**
  84          * @param Skin $skin
  85          * @param object $result
  86          * @return string
  87          */
  88         function formatResult( $skin, $result ) {
  89                 $title = Title::makeTitleSafe( $result->namespace, $result->title );
  90                 if ( !$title ) {
  91                         return Html::element(
  92                                 'span',
  93                                 [ 'class' => 'mw-invalidtitle' ],
  94                                 Linker::getInvalidTitleDescription(
  95                                         $this->getContext(),
  96                                         $result->namespace,
  97                                         $result->title
  98                                 )
  99                         );
 100                 }
 101
 102                 $linkRenderer = $this->getLinkRenderer();
 103                 if ( $this->isCached() ) {
 104                         $link = $linkRenderer->makeLink( $title );
 105                 } else {
 106                         $link = $linkRenderer->makeKnownLink( $title );
 107                 }
 108
 109                 $count = $this->msg( 'ninterwikis' )->numParams( $result->value )->escaped();
 110
 111                 return $this->getLanguage()->specialList( $link, $count );
 112         }
 113
 114         protected function getGroupName() {
 115                 return 'highuse';
 116         }
 117 }