118 lines
2.9 KiB
PHP
118 lines
2.9 KiB
PHP
<?php
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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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*/
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namespace MediaWiki\Specials;
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use MediaWiki\Cache\LinkBatchFactory;
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use MediaWiki\SpecialPage\QueryPage;
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use MediaWiki\Title\Title;
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use Skin;
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use stdClass;
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use Wikimedia\Rdbms\IConnectionProvider;
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/**
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* Implements Special:Unusedcategories
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*
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* @ingroup SpecialPage
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*/
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class SpecialUnusedCategories extends QueryPage {
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/**
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* @param IConnectionProvider $dbProvider
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* @param LinkBatchFactory $linkBatchFactory
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*/
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public function __construct(
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IConnectionProvider $dbProvider,
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LinkBatchFactory $linkBatchFactory
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) {
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parent::__construct( 'Unusedcategories' );
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$this->setDatabaseProvider( $dbProvider );
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$this->setLinkBatchFactory( $linkBatchFactory );
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}
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public function isExpensive() {
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return true;
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}
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protected function getPageHeader() {
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return $this->msg( 'unusedcategoriestext' )->parseAsBlock();
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}
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protected function getOrderFields() {
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return [ 'title' ];
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}
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public function getQueryInfo() {
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return [
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'tables' => [ 'page', 'categorylinks', 'page_props' ],
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'fields' => [
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'namespace' => 'page_namespace',
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'title' => 'page_title',
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],
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'conds' => [
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'cl_from' => null,
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'page_namespace' => NS_CATEGORY,
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'page_is_redirect' => 0,
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'pp_page' => null,
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],
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'join_conds' => [
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'categorylinks' => [ 'LEFT JOIN', 'cl_to = page_title' ],
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'page_props' => [ 'LEFT JOIN', [
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'page_id = pp_page',
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'pp_propname' => 'expectunusedcategory'
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] ]
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]
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];
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}
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/**
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* A should come before Z (T32907)
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* @return bool
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*/
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protected function sortDescending() {
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return false;
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}
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/**
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* @param Skin $skin
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* @param stdClass $result Result row
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* @return string
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*/
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public function formatResult( $skin, $result ) {
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$title = Title::makeTitle( NS_CATEGORY, $result->title );
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return $this->getLinkRenderer()->makeLink( $title, $title->getText() );
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}
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protected function getGroupName() {
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return 'maintenance';
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}
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public function preprocessResults( $db, $res ) {
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$this->executeLBFromResultWrapper( $res );
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}
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}
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/**
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* Retain the old class name for backwards compatibility.
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* @deprecated since 1.41
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*/
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class_alias( SpecialUnusedCategories::class, 'SpecialUnusedCategories' );
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