includes/specials/SpecialFewestrevisions.php

   1 <?php
   2 /**
   3  * Implements Special:Fewestrevisions
   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
  26 /**
  27  * Special page for listing the articles with the fewest revisions.
  28  *
  29  * @ingroup SpecialPage
  30  * @author Martin Drashkov
  31  */
  32 class FewestrevisionsPage extends QueryPage {
  33         function __construct( $name = 'Fewestrevisions' ) {
  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' => [ 'revision', 'page' ],
  48                         'fields' => [
  49                                 'namespace' => 'page_namespace',
  50                                 'title' => 'page_title',
  51                                 'value' => 'COUNT(*)',
  52                                 'redirect' => 'page_is_redirect'
  53                         ],
  54                         'conds' => [
  55                                 'page_namespace' => MediaWikiServices::getInstance()->getNamespaceInfo()->
  56                                         getContentNamespaces(),
  57                                 'page_id = rev_page' ],
  58                         'options' => [
  59                                 'GROUP BY' => [ 'page_namespace', 'page_title', 'page_is_redirect' ]
  60                         ]
  61                 ];
  62         }
  63
  64         function sortDescending() {
  65                 return false;
  66         }
  67
  68         /**
  69          * @param Skin $skin
  70          * @param object $result Database row
  71          * @return string
  72          */
  73         function formatResult( $skin, $result ) {
  74                 $nt = Title::makeTitleSafe( $result->namespace, $result->title );
  75                 if ( !$nt ) {
  76                         return Html::element(
  77                                 'span',
  78                                 [ 'class' => 'mw-invalidtitle' ],
  79                                 Linker::getInvalidTitleDescription(
  80                                         $this->getContext(),
  81                                         $result->namespace,
  82                                         $result->title
  83                                 )
  84                         );
  85                 }
  86                 $linkRenderer = $this->getLinkRenderer();
  87                 $text = MediaWikiServices::getInstance()->getContentLanguage()->
  88                         convert( htmlspecialchars( $nt->getPrefixedText() ) );
  89                 $plink = $linkRenderer->makeLink( $nt, new HtmlArmor( $text ) );
  90
  91                 $nl = $this->msg( 'nrevisions' )->numParams( $result->value )->text();
  92                 $redirect = isset( $result->redirect ) && $result->redirect ?
  93                         ' - ' . $this->msg( 'isredirect' )->escaped() : '';
  94                 $nlink = $linkRenderer->makeKnownLink(
  95                         $nt,
  96                         $nl,
  97                         [],
  98                         [ 'action' => 'history' ]
  99                 ) . $redirect;
 100
 101                 return $this->getLanguage()->specialList( $plink, $nlink );
 102         }
 103
 104         protected function getGroupName() {
 105                 return 'maintenance';
 106         }
 107 }