MessageBundleMessageGroupFactory.php

<?php
declare( strict_types = 1 );
 
namespace MediaWiki\Extension\Translate\MessageBundleTranslation;
 
use GlobalDependency;
use MediaWiki\Config\ServiceOptions;
use MediaWiki\Extension\Translate\MessageGroupProcessing\CachedMessageGroupFactory;
use MediaWiki\Extension\Translate\MessageGroupProcessing\RevTagStore;
use MediaWiki\Extension\Translate\MessageProcessing\MessageGroupMetadata;
use MediaWiki\Title\Title;
use Wikimedia\Rdbms\IReadableDatabase;
 
class MessageBundleMessageGroupFactory implements CachedMessageGroupFactory {
    public const SERVICE_OPTIONS = [
        'TranslateEnableMessageBundleIntegration'
    ];
    private MessageGroupMetadata $messageGroupMetadata;
    private bool $enableIntegration;
 
    public function __construct(
        MessageGroupMetadata $messageGroupMetadata,
        ServiceOptions $options
    ) {
        $this->messageGroupMetadata = $messageGroupMetadata;
        $options->assertRequiredOptions( self::SERVICE_OPTIONS );
        $this->enableIntegration = $options->get( 'TranslateEnableMessageBundleIntegration' );
    }
 
    public function getCacheKey(): string {
        return 'message-bundles';
    }
 
    public function getCacheVersion(): int {
        return 1;
    }
 
    public function getDependencies(): array {
        return [ new GlobalDependency( 'wgTranslateEnableMessageBundleIntegration' ) ];
    }
 
    public function getData( IReadableDatabase $db ) {
        if ( !$this->enableIntegration ) {
            return [];
        }
 
        $cacheData = [];
        $res = $db->newSelectQueryBuilder()
            ->select( [ 'page_id', 'page_namespace', 'page_title', 'rt_revision' => 'MAX(rt_revision)' ] )
            ->from( 'page' )
            ->join( 'revtag', null, [ 'page_id=rt_page', 'rt_type' => RevTagStore::MB_VALID_TAG ] )
            ->groupBy( [ 'page_id', 'page_namespace', 'page_title' ] )
            ->caller( __METHOD__ )
            ->fetchResultSet();
 
        foreach ( $res as $r ) {
            $title = Title::newFromRow( $r );
            $cacheData[] = [
                $title->getPrefixedText(),
                (int)$r->page_id,
                (int)$r->rt_revision,
            ];
        }
 
        return $cacheData;
    }
 
    public function createGroups( $data ): array {
        $groups = [];
        $groupIds = [];
 
        // First get all the group ids
        foreach ( $data as $conf ) {
            $groupIds[] = MessageBundleMessageGroup::getGroupId( $conf[0] );
        }
 
        // Preload all the metadata
        $this->messageGroupMetadata->preloadGroups( $groupIds, __METHOD__ );
 
        // Loop over all the group ids and create the MessageBundleMessageGroup
        foreach ( $groupIds as $index => $groupId ) {
            $conf = $data[$index];
            $description = $this->messageGroupMetadata->getWithDefaultValue( $groupId, 'description', null );
            $label = $this->messageGroupMetadata->getWithDefaultValue( $groupId, 'label', null );
            $groups[$groupId] = new MessageBundleMessageGroup(
                $groupId,
                $conf[0],
                $conf[1],
                $conf[2],
                $description,
                $label
            );
        }
 
        return $groups;
    }
}