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 getName() { return( 'Unusedtemplates' ); }
  35         function isExpensive() { return true; }
  36         function isSyndicated() { return false; }
  37         function sortDescending() { return false; }
  38
  39         function getSQL() {
  40                 $dbr = wfGetDB( DB_SLAVE );
  41                 list( $page, $templatelinks) = $dbr->tableNamesN( 'page', 'templatelinks' );
  42                 $sql = "SELECT 'Unusedtemplates' AS type, page_title AS title,
  43                         page_namespace AS namespace, 0 AS value
  44                         FROM $page
  45                         LEFT JOIN $templatelinks
  46                         ON page_namespace = tl_namespace AND page_title = tl_title
  47                         WHERE page_namespace = 10 AND tl_from IS NULL
  48                         AND page_is_redirect = 0";
  49                 return $sql;
  50         }
  51
  52         function formatResult( $skin, $result ) {
  53                 $title = Title::makeTitle( NS_TEMPLATE, $result->title );
  54                 $pageLink = $skin->linkKnown(
  55                         $title,
  56                         null,
  57                         array(),
  58                         array( 'redirect' => 'no' )
  59                 );
  60                 $wlhLink = $skin->linkKnown(
  61                         SpecialPage::getTitleFor( 'Whatlinkshere' ),
  62                         wfMsgHtml( 'unusedtemplateswlh' ),
  63                         array(),
  64                         array( 'target' => $title->getPrefixedText() )
  65                 );
  66                 return wfSpecialList( $pageLink, $wlhLink );
  67         }
  68
  69         function getPageHeader() {
  70                 return wfMsgExt( 'unusedtemplatestext', array( 'parse' ) );
  71         }
  72
  73 }
  74
  75 function wfSpecialUnusedtemplates() {
  76         list( $limit, $offset ) = wfCheckLimits();
  77         $utp = new UnusedtemplatesPage();
  78         $utp->doQuery( $offset, $limit );
  79 }