includes/specials/SpecialWantedcategories.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  */
   6
   7 /**
   8  * A querypage to list the most wanted categories - implements Special:Wantedcategories
   9  *
  10  * @ingroup SpecialPage
  11  *
  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 WantedCategoriesPage extends WantedQueryPage {
  17
  18         function getName() {
  19                 return 'Wantedcategories';
  20         }
  21
  22         function getSQL() {
  23                 $dbr = wfGetDB( DB_SLAVE );
  24                 list( $categorylinks, $page ) = $dbr->tableNamesN( 'categorylinks', 'page' );
  25                 $name = $dbr->addQuotes( $this->getName() );
  26                 return
  27                         "
  28                         SELECT
  29                                 $name as type,
  30                                 " . NS_CATEGORY . " as namespace,
  31                                 cl_to as title,
  32                                 COUNT(*) as value
  33                         FROM $categorylinks
  34                         LEFT JOIN $page ON cl_to = page_title AND page_namespace = ". NS_CATEGORY ."
  35                         WHERE page_title IS NULL
  36                         GROUP BY cl_to
  37                         ";
  38         }
  39
  40         function formatResult( $skin, $result ) {
  41                 global $wgLang, $wgContLang;
  42
  43                 $nt = Title::makeTitle( $result->namespace, $result->title );
  44                 $text = $wgContLang->convert( $nt->getText() );
  45
  46                 $plink = $this->isCached() ?
  47                         $skin->link( $nt, htmlspecialchars( $text ) ) :
  48                         $skin->makeBrokenLinkObj( $nt, htmlspecialchars( $text ) );
  49
  50                 $nlinks = wfMsgExt( 'nmembers', array( 'parsemag', 'escape'),
  51                         $wgLang->formatNum( $result->value ) );
  52                 return wfSpecialList($plink, $nlinks);
  53         }
  54 }
  55
  56 /**
  57  * constructor
  58  */
  59 function wfSpecialWantedCategories() {
  60         list( $limit, $offset ) = wfCheckLimits();
  61
  62         $wpp = new WantedCategoriesPage();
  63
  64         $wpp->doQuery( $offset, $limit );
  65 }