75 lines
2.5 KiB
PHP
75 lines
2.5 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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use MediaWiki\Deferred\LinksUpdate\LinksDeletionUpdate;
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use MediaWiki\Deferred\LinksUpdate\LinksUpdate;
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use MediaWiki\MediaWikiServices;
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use MediaWiki\Title\Title;
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use Wikimedia\Rdbms\IDBAccessObject;
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/**
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* Job to prune link tables for pages that were deleted
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*
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* @internal For use by core in LinksDeletionUpdate only.
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* @since 1.27
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* @ingroup JobQueue
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*/
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class DeleteLinksJob extends Job {
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public function __construct( Title $title, array $params ) {
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parent::__construct( 'deleteLinks', $title, $params );
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$this->removeDuplicates = true;
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}
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public function run() {
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if ( $this->title === null ) {
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$this->setLastError( "deleteLinks: Invalid title" );
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return false;
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}
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$pageId = $this->params['pageId'];
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// Serialize links updates by page ID so they see each others' changes
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$dbw = MediaWikiServices::getInstance()->getConnectionProvider()->getPrimaryDatabase();
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$scopedLock = LinksUpdate::acquirePageLock( $dbw, $pageId, 'job' );
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if ( $scopedLock === null ) {
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$this->setLastError( 'LinksUpdate already running for this page, try again later.' );
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return false;
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}
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$services = MediaWikiServices::getInstance();
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$wikiPageFactory = $services->getWikiPageFactory();
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if ( $wikiPageFactory->newFromID( $pageId, IDBAccessObject::READ_LATEST ) ) {
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// The page was restored somehow or something went wrong
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$this->setLastError( "deleteLinks: Page #$pageId exists" );
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return false;
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}
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$dbProvider = $services->getConnectionProvider();
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$timestamp = $this->params['timestamp'] ?? null;
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$page = $wikiPageFactory->newFromTitle( $this->title ); // title when deleted
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$update = new LinksDeletionUpdate( $page, $pageId, $timestamp );
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$update->setTransactionTicket( $dbProvider->getEmptyTransactionTicket( __METHOD__ ) );
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$update->doUpdate();
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return true;
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}
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}
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