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 Wikimedia\Rdbms\ResultWrapper;
  25 use Wikimedia\Rdbms\IDatabase;
  26
  27 /**
  28  * A special page that listed pages that have highest interwiki count
  29  *
  30  * @ingroup SpecialPage
  31  */
  32 class MostinterwikisPage extends QueryPage {
  33         function __construct( $name = 'Mostinterwikis' ) {
  34                 parent::__construct( $name );
  35         }
  36
  37         public function isExpensive() {
  38                 return true;
  39         }
  40
  41         function isSyndicated() {
  42                 return false;
  43         }
  44
  45         public function getQueryInfo() {
  46                 return [
  47                         'tables' => [
  48                                 'langlinks',
  49                                 'page'
  50                         ], 'fields' => [
  51                                 'namespace' => 'page_namespace',
  52                                 'title' => 'page_title',
  53                                 'value' => 'COUNT(*)'
  54                         ], 'conds' => [
  55                                 'page_namespace' => MWNamespace::getContentNamespaces()
  56                         ], 'options' => [
  57                                 'HAVING' => 'COUNT(*) > 1',
  58                                 'GROUP BY' => [
  59                                         'page_namespace',
  60                                         'page_title'
  61                                 ]
  62                         ], 'join_conds' => [
  63                                 'page' => [
  64                                         'LEFT JOIN',
  65                                         'page_id = ll_from'
  66                                 ]
  67                         ]
  68                 ];
  69         }
  70
  71         /**
  72          * Pre-fill the link cache
  73          *
  74          * @param IDatabase $db
  75          * @param ResultWrapper $res
  76          */
  77         function preprocessResults( $db, $res ) {
  78                 $this->executeLBFromResultWrapper( $res );
  79         }
  80
  81         /**
  82          * @param Skin $skin
  83          * @param object $result
  84          * @return string
  85          */
  86         function formatResult( $skin, $result ) {
  87                 $title = Title::makeTitleSafe( $result->namespace, $result->title );
  88                 if ( !$title ) {
  89                         return Html::element(
  90                                 'span',
  91                                 [ 'class' => 'mw-invalidtitle' ],
  92                                 Linker::getInvalidTitleDescription(
  93                                         $this->getContext(),
  94                                         $result->namespace,
  95                                         $result->title
  96                                 )
  97                         );
  98                 }
  99
 100                 $linkRenderer = $this->getLinkRenderer();
 101                 if ( $this->isCached() ) {
 102                         $link = $linkRenderer->makeLink( $title );
 103                 } else {
 104                         $link = $linkRenderer->makeKnownLink( $title );
 105                 }
 106
 107                 $count = $this->msg( 'ninterwikis' )->numParams( $result->value )->escaped();
 108
 109                 return $this->getLanguage()->specialList( $link, $count );
 110         }
 111
 112         protected function getGroupName() {
 113                 return 'highuse';
 114         }
 115 }