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   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 <[email protected]>
  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  	function isExpensive() {
  39          return true;
  40      }
  41  
  42  	function isSyndicated() {
  43          return false;
  44      }
  45  
  46  	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          $token = WatchAction::getWatchToken( $nt, $this->getUser() );
 100          $wlink = Linker::linkKnown(
 101              $nt,
 102              $this->msg( 'watch' )->escaped(),
 103              array( 'class' => 'mw-watch-link' ),
 104              array( 'action' => 'watch', 'token' => $token )
 105          );
 106  
 107          return $this->getLanguage()->specialList( $plink, $wlink );
 108      }
 109  
 110  	protected function getGroupName() {
 111          return 'maintenance';
 112      }
 113  }