includes/specials/SpecialUnwatchedpages.php

   1 <?php
   2 /**
   3  * Implements Special:Unwatchedpages
   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 /**
  28  * A special page that displays a list of pages that are not on anyones watchlist.
  29  *
  30  * @ingroup SpecialPage
  31  */
  32 class UnwatchedpagesPage extends QueryPage {
  33
  34         function __construct( $name = 'Unwatchedpages' ) {
  35                 parent::__construct( $name, 'unwatchedpages' );
  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 array(
  48                         'tables' => array( 'page', 'watchlist' ),
  49                         'fields' => array(
  50                                 'namespace' => 'page_namespace',
  51                                 'title' => 'page_title',
  52                                 'value' => 'page_namespace'
  53                         ),
  54                         'conds' => array(
  55                                 'wl_title IS NULL',
  56                                 'page_is_redirect' => 0,
  57                                 "page_namespace != '" . NS_MEDIAWIKI . "'"
  58                         ),
  59                         'join_conds' => array( 'watchlist' => array(
  60                                 'LEFT JOIN', array( 'wl_title = page_title',
  61                                         'wl_namespace = page_namespace' ) ) )
  62                 );
  63         }
  64
  65         function sortDescending() {
  66                 return false;
  67         }
  68
  69         function getOrderFields() {
  70                 return array( 'page_namespace', 'page_title' );
  71         }
  72
  73         /**
  74          * Add the JS
  75          * @param string|null $par
  76          */
  77         public function execute( $par ) {
  78                 parent::execute( $par );
  79                 $this->getOutput()->addModules( 'mediawiki.special.unwatchedPages' );
  80         }
  81
  82         /**
  83          * @param Skin $skin
  84          * @param object $result Result row
  85          * @return string
  86          */
  87         function formatResult( $skin, $result ) {
  88                 global $wgContLang;
  89
  90                 $nt = Title::makeTitleSafe( $result->namespace, $result->title );
  91                 if ( !$nt ) {
  92                         return Html::element( 'span', array( 'class' => 'mw-invalidtitle' ),
  93                                 Linker::getInvalidTitleDescription( $this->getContext(), $result->namespace, $result->title ) );
  94                 }
  95
  96                 $text = $wgContLang->convert( $nt->getPrefixedText() );
  97
  98                 $plink = Linker::linkKnown( $nt, htmlspecialchars( $text ) );
  99                 $wlink = Linker::linkKnown(
 100                         $nt,
 101                         $this->msg( 'watch' )->escaped(),
 102                         array( 'class' => 'mw-watch-link' ),
 103                         array( 'action' => 'watch' )
 104                 );
 105
 106                 return $this->getLanguage()->specialList( $plink, $wlink );
 107         }
 108
 109         protected function getGroupName() {
 110                 return 'maintenance';
 111         }
 112 }