includes/specials/SpecialMostcategories.php

   1 <?php
   2 /**
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  * http://www.gnu.org/copyleft/gpl.html
  18  */
  19
  20 /**
  21  * @file
  22  * @ingroup SpecialPage
  23  *
  24  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
  25  * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
  26  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
  27  */
  28
  29 /**
  30  * implements Special:Mostcategories
  31  * @ingroup SpecialPage
  32  */
  33 class MostcategoriesPage extends QueryPage {
  34
  35         function getName() { return 'Mostcategories'; }
  36         function isExpensive() { return true; }
  37         function isSyndicated() { return false; }
  38
  39         function getSQL() {
  40                 $dbr = wfGetDB( DB_SLAVE );
  41                 list( $categorylinks, $page) = $dbr->tableNamesN( 'categorylinks', 'page' );
  42                 return
  43                         "
  44                         SELECT
  45                                 'Mostcategories' as type,
  46                                 page_namespace as namespace,
  47                                 page_title as title,
  48                                 COUNT(*) as value
  49                         FROM $categorylinks
  50                         LEFT JOIN $page ON cl_from = page_id
  51                         WHERE page_namespace = " . NS_MAIN . "
  52                         GROUP BY page_namespace, page_title
  53                         HAVING COUNT(*) > 1
  54                         ";
  55         }
  56
  57         function formatResult( $skin, $result ) {
  58                 global $wgLang;
  59                 $title = Title::makeTitleSafe( $result->namespace, $result->title );
  60
  61                 $count = wfMsgExt( 'ncategories', array( 'parsemag', 'escape' ), $wgLang->formatNum( $result->value ) );
  62                 $link = $skin->link( $title );
  63                 return wfSpecialList( $link, $count );
  64         }
  65 }
  66
  67 /**
  68  * constructor
  69  */
  70 function wfSpecialMostcategories() {
  71         list( $limit, $offset ) = wfCheckLimits();
  72
  73         $wpp = new MostcategoriesPage();
  74
  75         $wpp->doQuery( $offset, $limit );
  76 }