BlobStoreFactory.php

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<?php
namespace MediaWiki\Storage;
 
use MediaWiki\Config\ServiceOptions;
use MediaWiki\ExternalStore\ExternalStoreAccess;
use MediaWiki\MainConfigNames;
use Wikimedia\ObjectCache\WANObjectCache;
use Wikimedia\Rdbms\ILBFactory;
 
class BlobStoreFactory {
 
    public const CONSTRUCTOR_OPTIONS = [
        MainConfigNames::CompressRevisions,
        MainConfigNames::DefaultExternalStore,
        MainConfigNames::LegacyEncoding,
        MainConfigNames::RevisionCacheExpiry,
    ];
 
    public function __construct(
        private readonly ILBFactory $lbFactory,
        private readonly ExternalStoreAccess $extStoreAccess,
        private readonly WANObjectCache $cache,
        private readonly ServiceOptions $options,
    ) {
        $options->assertRequiredOptions( self::CONSTRUCTOR_OPTIONS );
    }
 
    public function newBlobStore( $dbDomain = false ) {
        return $this->newSqlBlobStore( $dbDomain );
    }
 
    public function newSqlBlobStore( $dbDomain = false ) {
        $lb = $this->lbFactory->getMainLB( $dbDomain );
        $store = new SqlBlobStore(
            $lb,
            $this->extStoreAccess,
            $this->cache,
            $dbDomain
        );
 
        $store->setCompressBlobs( $this->options->get( MainConfigNames::CompressRevisions ) );
        $store->setCacheExpiry( $this->options->get( MainConfigNames::RevisionCacheExpiry ) );
        $store->setUseExternalStore(
            $this->options->get( MainConfigNames::DefaultExternalStore ) !== false );
 
        if ( $this->options->get( MainConfigNames::LegacyEncoding ) ) {
            $store->setLegacyEncoding( $this->options->get( MainConfigNames::LegacyEncoding ) );
        }
 
        return $store;
    }
 
}