includes/specials/SpecialUnusedtemplates.php

   1 <?php
   2 /**
   3  * Implements Special:Unusedtemplates
   4  *
   5  * Copyright © 2006 Rob Church
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * @file
  23  * @ingroup SpecialPage
  24  * @author Rob Church <robchur@gmail.com>
  25  */
  26
  27 /**
  28  * A special page that lists unused templates
  29  *
  30  * @ingroup SpecialPage
  31  */
  32 class UnusedtemplatesPage extends QueryPage {
  33
  34         function __construct( $name = 'Unusedtemplates' ) {
  35                 parent::__construct( $name );
  36         }
  37
  38         function isExpensive() { return true; }
  39         function isSyndicated() { return false; }
  40         function sortDescending() { return false; }
  41
  42         function getQueryInfo() {
  43                 return array (
  44                         'tables' => array ( 'page', 'templatelinks' ),
  45                         'fields' => array ( 'page_namespace AS namespace',
  46                                         'page_title AS title',
  47                                         'page_title AS value' ),
  48                         'conds' => array ( 'page_namespace' => NS_TEMPLATE,
  49                                         'tl_from IS NULL',
  50                                         'page_is_redirect' => 0 ),
  51                         'join_conds' => array ( 'templatelinks' => array (
  52                                 'LEFT JOIN', array ( 'tl_title = page_title',
  53                                         'tl_namespace = page_namespace' ) ) )
  54                 );
  55         }
  56
  57         /**
  58          * @param $skin Skin
  59          * @param $result
  60          * @return string
  61          */
  62         function formatResult( $skin, $result ) {
  63                 $title = Title::makeTitle( NS_TEMPLATE, $result->title );
  64                 $pageLink = Linker::linkKnown(
  65                         $title,
  66                         null,
  67                         array(),
  68                         array( 'redirect' => 'no' )
  69                 );
  70                 $wlhLink = Linker::linkKnown(
  71                         SpecialPage::getTitleFor( 'Whatlinkshere', $title->getPrefixedText() ),
  72                         $this->msg( 'unusedtemplateswlh' )->escaped()
  73                 );
  74                 return $this->getLanguage()->specialList( $pageLink, $wlhLink );
  75         }
  76
  77         function getPageHeader() {
  78                 return $this->msg( 'unusedtemplatestext' )->parseAsBlock();
  79         }
  80 }