includes/specials/SpecialWantedcategories.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  * A querypage to list the most wanted categories - implements Special:Wantedcategories
  22  *
  23  * @file
  24  * @ingroup SpecialPage
  25  *
  26  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
  27  * @copyright Copyright © 2005, Ævar Arnfjörð Bjarmason
  28  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
  29  */
  30 class WantedCategoriesPage extends WantedQueryPage {
  31
  32         function getName() {
  33                 return 'Wantedcategories';
  34         }
  35
  36         function getSQL() {
  37                 $dbr = wfGetDB( DB_SLAVE );
  38                 list( $categorylinks, $page ) = $dbr->tableNamesN( 'categorylinks', 'page' );
  39                 $name = $dbr->addQuotes( $this->getName() );
  40                 return
  41                         "
  42                         SELECT
  43                                 $name as type,
  44                                 " . NS_CATEGORY . " as namespace,
  45                                 cl_to as title,
  46                                 COUNT(*) as value
  47                         FROM $categorylinks
  48                         LEFT JOIN $page ON cl_to = page_title AND page_namespace = ". NS_CATEGORY ."
  49                         WHERE page_title IS NULL
  50                         GROUP BY cl_to
  51                         ";
  52         }
  53
  54         function formatResult( $skin, $result ) {
  55                 global $wgLang, $wgContLang;
  56
  57                 $nt = Title::makeTitle( $result->namespace, $result->title );
  58                 $text = htmlspecialchars( $wgContLang->convert( $nt->getText() ) );
  59
  60                 $plink = $this->isCached() ?
  61                         $skin->link( $nt, $text ) :
  62                         $skin->link(
  63                                 $nt,
  64                                 $text,
  65                                 array(),
  66                                 array(),
  67                                 array( 'broken' )
  68                         );
  69
  70                 $nlinks = wfMsgExt( 'nmembers', array( 'parsemag', 'escape'),
  71                         $wgLang->formatNum( $result->value ) );
  72                 return wfSpecialList($plink, $nlinks);
  73         }
  74 }
  75
  76 /**
  77  * constructor
  78  */
  79 function wfSpecialWantedCategories() {
  80         list( $limit, $offset ) = wfCheckLimits();
  81
  82         $wpp = new WantedCategoriesPage();
  83
  84         $wpp->doQuery( $offset, $limit );
  85 }