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                         ],
  53                         'conds' => [
  54                                 'page_namespace' => MediaWikiServices::getInstance()->getNamespaceInfo()->
  55                                         getContentNamespaces(),
  56                                 'page_id = rev_page',
  57                                 'page_is_redirect = 0',
  58                         ],
  59                         'options' => [
  60                                 'GROUP BY' => [ 'page_namespace', 'page_title' ]
  61                         ]
  62                 ];
  63         }
  64
  65         function sortDescending() {
  66                 return false;
  67         }
  68
  69         /**
  70          * @param Skin $skin
  71          * @param object $result Database row
  72          * @return string
  73          */
  74         function formatResult( $skin, $result ) {
  75                 $nt = Title::makeTitleSafe( $result->namespace, $result->title );
  76                 if ( !$nt ) {
  77                         return Html::element(
  78                                 'span',
  79                                 [ 'class' => 'mw-invalidtitle' ],
  80                                 Linker::getInvalidTitleDescription(
  81                                         $this->getContext(),
  82                                         $result->namespace,
  83                                         $result->title
  84                                 )
  85                         );
  86                 }
  87                 $linkRenderer = $this->getLinkRenderer();
  88                 $text = MediaWikiServices::getInstance()->getContentLanguage()->
  89                         convert( htmlspecialchars( $nt->getPrefixedText() ) );
  90                 $plink = $linkRenderer->makeLink( $nt, new HtmlArmor( $text ) );
  91
  92                 $nl = $this->msg( 'nrevisions' )->numParams( $result->value )->text();
  93                 $redirect = isset( $result->redirect ) && $result->redirect ?
  94                         ' - ' . $this->msg( 'isredirect' )->escaped() : '';
  95                 $nlink = $linkRenderer->makeKnownLink(
  96                         $nt,
  97                         $nl,
  98                         [],
  99                         [ 'action' => 'history' ]
 100                 ) . $redirect;
 101
 102                 return $this->getLanguage()->specialList( $plink, $nlink );
 103         }
 104
 105         protected function getGroupName() {
 106                 return 'maintenance';
 107         }
 108 }