65 lines
1.8 KiB
PHP
65 lines
1.8 KiB
PHP
<?php
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/**
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* Implements Special:Unusedcategories
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup SpecialPage
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*/
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/**
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* @ingroup SpecialPage
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*/
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class UnusedCategoriesPage extends QueryPage {
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function isExpensive() { return true; }
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function __construct( $name = 'Unusedcategories' ) {
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parent::__construct( $name );
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}
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function getPageHeader() {
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return $this->msg( 'unusedcategoriestext' )->parseAsBlock();
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}
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function getQueryInfo() {
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return array (
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'tables' => array ( 'page', 'categorylinks' ),
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'fields' => array ( 'page_namespace AS namespace',
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'page_title AS title',
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'page_title AS value' ),
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'conds' => array ( 'cl_from IS NULL',
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'page_namespace' => NS_CATEGORY,
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'page_is_redirect' => 0 ),
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'join_conds' => array ( 'categorylinks' => array (
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'LEFT JOIN', 'cl_to = page_title' ) )
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);
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}
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/**
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* A should come before Z (bug 30907)
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* @return bool
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*/
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function sortDescending() {
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return false;
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}
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function formatResult( $skin, $result ) {
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$title = Title::makeTitle( NS_CATEGORY, $result->title );
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return Linker::link( $title, htmlspecialchars( $title->getText() ) );
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}
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}
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