attachLatest.php
5eee89ce9f8eREL1_44

attachLatest.php
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	<?php
	/**
	* Corrects wrong values in the `page_latest` field in the database.
	*
	* Copyright © 2005 Brooke Vibber <bvibber@wikimedia.org>
	* https://www.mediawiki.org/
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation; either version 2 of the License, or
	* (at your option) any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License along
	* with this program; if not, write to the Free Software Foundation, Inc.,
	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
	* http://www.gnu.org/copyleft/gpl.html
	*
	* @file
	* @ingroup Maintenance
	*/

	use MediaWiki\Maintenance\Maintenance;
	use MediaWiki\Title\Title;
	use Wikimedia\Rdbms\IDBAccessObject;

	// @codeCoverageIgnoreStart
	require_once __DIR__ . '/Maintenance.php';
	// @codeCoverageIgnoreEnd

	/**
	* Maintenance script to correct wrong values in the `page_latest` field
	* in the database.
	*
	* @ingroup Maintenance
	*/
	class AttachLatest extends Maintenance {
	public function __construct() {
	parent::__construct();
	$this->addOption( "fix", "Actually fix the entries, will dry run otherwise" );
	$this->addOption( "regenerate-all",
	"Regenerate the page_latest field for all records in table page" );
	$this->addDescription( 'Fix page_latest entries in the page table' );
	}

	public function execute() {
	$this->output( "Looking for pages with page_latest set to 0...\n" );
	$dbw = $this->getPrimaryDB();
	$conds = [ 'page_latest' => 0 ];
	if ( $this->hasOption( 'regenerate-all' ) ) {
	$conds = [];
	}
	$result = $dbw->newSelectQueryBuilder()
	->select( [ 'page_id', 'page_namespace', 'page_title' ] )
	->from( 'page' )
	->where( $conds )
	->caller( __METHOD__ )
	->fetchResultSet();

	$services = $this->getServiceContainer();
	$dbDomain = $services->getDBLoadBalancerFactory()->getLocalDomainID();
	$wikiPageFactory = $services->getWikiPageFactory();
	$revisionLookup = $services->getRevisionLookup();

	$n = 0;
	foreach ( $result as $row ) {
	$pageId = intval( $row->page_id );
	$title = Title::makeTitle( $row->page_namespace, $row->page_title );
	$name = $title->getPrefixedText();
	$latestTime = $dbw->newSelectQueryBuilder()
	->select( 'MAX(rev_timestamp)' )
	->from( 'revision' )
	->where( [ 'rev_page' => $pageId ] )
	->caller( __METHOD__ )
	->fetchField();
	if ( !$latestTime ) {
	$this->output( "$dbDomain $pageId [[$name]] can't find latest rev time?!\n" );
	continue;
	}

	$revRecord = $revisionLookup->getRevisionByTimestamp( $title, $latestTime, IDBAccessObject::READ_LATEST );
	if ( $revRecord === null ) {
	$this->output(
	"$dbDomain $pageId [[$name]] latest time $latestTime, can't find revision id\n"
	);
	continue;
	}

	$id = $revRecord->getId();
	$this->output( "$dbDomain $pageId [[$name]] latest time $latestTime, rev id $id\n" );
	if ( $this->hasOption( 'fix' ) ) {
	$page = $wikiPageFactory->newFromTitle( $title );
	$page->updateRevisionOn( $dbw, $revRecord );
	$this->waitForReplication();
	}
	$n++;
	}
	$this->output( "Done! Processed $n pages.\n" );
	if ( !$this->hasOption( 'fix' ) ) {
	$this->output( "This was a dry run; rerun with --fix to update page_latest.\n" );
	}
	}
	}

	// @codeCoverageIgnoreStart
	$maintClass = AttachLatest::class;
	require_once RUN_MAINTENANCE_IF_MAIN;
	// @codeCoverageIgnoreEnd

mediawiki/maintenance/attachLatest.php5eee89ce9f8eREL1_44

attachLatest.phpView Options

mediawiki/maintenance/attachLatest.php
5eee89ce9f8eREL1_44

attachLatest.php
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