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         function isExpensive() { return true; }
  39         function isSyndicated() { return false; }
  40
  41         function getQueryInfo() {
  42                 return array (
  43                         'tables' => array ( 'page', 'watchlist' ),
  44                         'fields' => array ( 'page_namespace AS namespace',
  45                                         'page_title AS title',
  46                                         'page_namespace AS value' ),
  47                         'conds' => array ( 'wl_title IS NULL',
  48                                         'page_is_redirect' => 0,
  49                                         "page_namespace != '" . NS_MEDIAWIKI .
  50                                         "'" ),
  51                         'join_conds' => array ( 'watchlist' => array (
  52                                 'LEFT JOIN', array ( 'wl_title = page_title',
  53                                         'wl_namespace = page_namespace' ) ) )
  54                 );
  55         }
  56
  57         function sortDescending() { return false; }
  58
  59         function getOrderFields() {
  60                 return array( 'page_namespace', 'page_title' );
  61         }
  62
  63         /**
  64          * @param $skin Skin
  65          * @param $result
  66          * @return string
  67          */
  68         function formatResult( $skin, $result ) {
  69                 global $wgContLang;
  70
  71                 $nt = Title::makeTitle( $result->namespace, $result->title );
  72                 $text = $wgContLang->convert( $nt->getPrefixedText() );
  73
  74                 $plink = Linker::linkKnown(
  75                         $nt,
  76                         htmlspecialchars( $text )
  77                 );
  78                 $token = WatchAction::getWatchToken( $nt, $this->getUser() );
  79                 $wlink = Linker::linkKnown(
  80                         $nt,
  81                         wfMsgHtml( 'watch' ),
  82                         array(),
  83                         array( 'action' => 'watch', 'token' => $token )
  84                 );
  85
  86                 return wfSpecialList( $plink, $wlink );
  87         }
  88 }