includes/specials/Unwatchedpages.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  */
   6
   7 /**
   8  * A special page that displays a list of pages that are not on anyones watchlist.
   9  * Implements Special:Unwatchedpages
  10  *
  11  * @ingroup SpecialPage
  12  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
  13  * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
  14  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
  15  */
  16 class UnwatchedpagesPage extends QueryPage {
  17
  18         function getName() { return 'Unwatchedpages'; }
  19         function isExpensive() { return true; }
  20         function isSyndicated() { return false; }
  21
  22         function getSQL() {
  23                 $dbr = wfGetDB( DB_SLAVE );
  24                 list( $page, $watchlist ) = $dbr->tableNamesN( 'page', 'watchlist' );
  25                 $mwns = NS_MEDIAWIKI;
  26                 return
  27                         "
  28                         SELECT
  29                                 'Unwatchedpages' as type,
  30                                 page_namespace as namespace,
  31                                 page_title as title,
  32                                 page_namespace as value
  33                         FROM $page
  34                         LEFT JOIN $watchlist ON wl_namespace = page_namespace AND page_title = wl_title
  35                         WHERE wl_title IS NULL AND page_is_redirect = 0 AND page_namespace<>$mwns
  36                         ";
  37         }
  38
  39         function sortDescending() { return false; }
  40
  41         function formatResult( $skin, $result ) {
  42                 global $wgContLang;
  43
  44                 $nt = Title::makeTitle( $result->namespace, $result->title );
  45                 $text = $wgContLang->convert( $nt->getPrefixedText() );
  46
  47                 $plink = $skin->makeKnownLinkObj( $nt, htmlspecialchars( $text ) );
  48                 $wlink = $skin->makeKnownLinkObj( $nt, wfMsgHtml( 'watch' ), 'action=watch' );
  49
  50                 return wfSpecialList( $plink, $wlink );
  51         }
  52 }
  53
  54 /**
  55  * constructor
  56  */
  57 function wfSpecialUnwatchedpages() {
  58         global $wgUser, $wgOut;
  59
  60         if ( ! $wgUser->isAllowed( 'unwatchedpages' ) )
  61                 return $wgOut->permissionRequired( 'unwatchedpages' );
  62
  63         list( $limit, $offset ) = wfCheckLimits();
  64
  65         $wpp = new UnwatchedpagesPage();
  66
  67         $wpp->doQuery( $offset, $limit );
  68 }