includes/SpecialMostcategories.php

   1 <?php
   2 /**
   3  * @addtogroup SpecialPage
   4  *
   5  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
   6  * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
   7  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
   8  */
   9
  10 /**
  11  * implements Special:Mostcategories
  12  * @addtogroup SpecialPage
  13  */
  14 class MostcategoriesPage extends QueryPage {
  15
  16         function getName() { return 'Mostcategories'; }
  17         function isExpensive() { return true; }
  18         function isSyndicated() { return false; }
  19
  20         function getSQL() {
  21                 $dbr = wfGetDB( DB_SLAVE );
  22                 list( $categorylinks, $page) = $dbr->tableNamesN( 'categorylinks', 'page' );
  23                 return
  24                         "
  25                         SELECT
  26                                 'Mostcategories' as type,
  27                                 page_namespace as namespace,
  28                                 page_title as title,
  29                                 COUNT(*) as value
  30                         FROM $categorylinks
  31                         LEFT JOIN $page ON cl_from = page_id
  32                         WHERE page_namespace = " . NS_MAIN . "
  33                         GROUP BY 1,2,3
  34                         HAVING COUNT(*) > 1
  35                         ";
  36         }
  37
  38         function formatResult( $skin, $result ) {
  39                 global $wgLang;
  40                 $title = Title::makeTitleSafe( $result->namespace, $result->title );
  41                 if ( !$title instanceof Title ) { throw new MWException('Invalid title in database'); }
  42                 $count = wfMsgExt( 'ncategories', array( 'parsemag', 'escape' ), $wgLang->formatNum( $result->value ) );
  43                 $link = $skin->makeKnownLinkObj( $title, $title->getText() );
  44                 return wfSpecialList( $link, $count );
  45         }
  46 }
  47
  48 /**
  49  * constructor
  50  */
  51 function wfSpecialMostcategories() {
  52         list( $limit, $offset ) = wfCheckLimits();
  53
  54         $wpp = new MostcategoriesPage();
  55
  56         $wpp->doQuery( $offset, $limit );
  57 }
  58
  59