JobQueueGroupFactory.php

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<?php
namespace MediaWiki\JobQueue;
 
use ConfiguredReadOnlyMode;
use IBufferingStatsdDataFactory;
use JobQueueGroup;
use MediaWiki\Config\ServiceOptions;
use WANObjectCache;
use WikiMap;
use Wikimedia\UUID\GlobalIdGenerator;
 
class JobQueueGroupFactory {
    public const CONSTRUCTOR_OPTIONS = [
        'JobClasses',
        'JobTypeConf',
        'JobTypesExcludedFromDefaultQueue',
        'LocalDatabases',
    ];
 
    private $instances;
 
    private $options;
 
    private $readOnlyMode;
 
    private $statsdDataFactory;
 
    private $wanCache;
 
    private $globalIdGenerator;
 
    public function __construct(
        ServiceOptions $options,
        ConfiguredReadOnlyMode $readOnlyMode,
        IBufferingStatsdDataFactory $statsdDataFactory,
        WANObjectCache $wanCache,
        GlobalIdGenerator $globalIdGenerator
    ) {
        $options->assertRequiredOptions( self::CONSTRUCTOR_OPTIONS );
        $this->instances = [];
        $this->options = $options;
        $this->readOnlyMode = $readOnlyMode;
        $this->statsdDataFactory = $statsdDataFactory;
        $this->wanCache = $wanCache;
        $this->globalIdGenerator = $globalIdGenerator;
    }
 
    public function makeJobQueueGroup( $domain = false ): JobQueueGroup {
        if ( $domain === false ) {
            $domain = WikiMap::getCurrentWikiDbDomain()->getId();
        }
 
        if ( !isset( $this->instances[$domain] ) ) {
            // Make sure jobs are not getting pushed to bogus wikis. This can confuse
            // the job runner system into spawning endless RPC requests that fail (T171371).
            $wikiId = WikiMap::getWikiIdFromDbDomain( $domain );
            if (
                !WikiMap::isCurrentWikiDbDomain( $domain ) &&
                !in_array( $wikiId, $this->options->get( 'LocalDatabases' ) )
            ) {
                $invalidDomain = true;
            } else {
                $invalidDomain = false;
            }
 
            $this->instances[$domain] = new JobQueueGroup(
                $domain,
                $this->readOnlyMode,
                $invalidDomain,
                $this->options->get( 'JobClasses' ),
                $this->options->get( 'JobTypeConf' ),
                $this->options->get( 'JobTypesExcludedFromDefaultQueue' ),
                $this->statsdDataFactory,
                $this->wanCache,
                $this->globalIdGenerator
            );
        }
 
        return $this->instances[$domain];
    }
}