ServiceWiring.php

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<?php
use Liuggio\StatsdClient\Factory\StatsdDataFactoryInterface;
use MediaWiki\Auth\AuthManager;
use MediaWiki\BadFileLookup;
use MediaWiki\Block\BlockErrorFormatter;
use MediaWiki\Block\BlockManager;
use MediaWiki\Block\BlockRestrictionStore;
use MediaWiki\Cache\LinkBatchFactory;
use MediaWiki\Config\ConfigRepository;
use MediaWiki\Config\ServiceOptions;
use MediaWiki\Content\ContentHandlerFactory;
use MediaWiki\Content\IContentHandlerFactory;
use MediaWiki\EditPage\SpamChecker;
use MediaWiki\FileBackend\FSFile\TempFSFileFactory;
use MediaWiki\FileBackend\LockManager\LockManagerGroupFactory;
use MediaWiki\HookContainer\DeprecatedHooks;
use MediaWiki\HookContainer\GlobalHookRegistry;
use MediaWiki\HookContainer\HookContainer;
use MediaWiki\Http\HttpRequestFactory;
use MediaWiki\Interwiki\ClassicInterwikiLookup;
use MediaWiki\Interwiki\InterwikiLookup;
use MediaWiki\Languages\LanguageConverterFactory;
use MediaWiki\Languages\LanguageFactory;
use MediaWiki\Languages\LanguageFallback;
use MediaWiki\Languages\LanguageNameUtils;
use MediaWiki\Linker\LinkRenderer;
use MediaWiki\Linker\LinkRendererFactory;
use MediaWiki\Logger\LoggerFactory;
use MediaWiki\Mail\Emailer;
use MediaWiki\Mail\IEmailer;
use MediaWiki\MediaWikiServices;
use MediaWiki\Message\MessageFormatterFactory;
use MediaWiki\Page\MergeHistoryFactory;
use MediaWiki\Page\MovePageFactory;
use MediaWiki\Page\PageCommandFactory;
use MediaWiki\Permissions\PermissionManager;
use MediaWiki\Preferences\DefaultPreferencesFactory;
use MediaWiki\Preferences\PreferencesFactory;
use MediaWiki\Revision\MainSlotRoleHandler;
use MediaWiki\Revision\RevisionFactory;
use MediaWiki\Revision\RevisionLookup;
use MediaWiki\Revision\RevisionRenderer;
use MediaWiki\Revision\RevisionStore;
use MediaWiki\Revision\RevisionStoreFactory;
use MediaWiki\Revision\SlotRoleRegistry;
use MediaWiki\Shell\CommandFactory;
use MediaWiki\SpecialPage\SpecialPageFactory;
use MediaWiki\Storage\BlobStore;
use MediaWiki\Storage\BlobStoreFactory;
use MediaWiki\Storage\NameTableStoreFactory;
use MediaWiki\Storage\PageEditStash;
use MediaWiki\Storage\SqlBlobStore;
use MediaWiki\User\DefaultOptionsLookup;
use MediaWiki\User\TalkPageNotificationManager;
use MediaWiki\User\UserNameUtils;
use MediaWiki\User\UserOptionsLookup;
use MediaWiki\User\UserOptionsManager;
use Wikimedia\DependencyStore\KeyValueDependencyStore;
use Wikimedia\DependencyStore\SqlModuleDependencyStore;
use Wikimedia\Message\IMessageFormatterFactory;
use Wikimedia\ObjectFactory;
use Wikimedia\Services\RecursiveServiceDependencyException;
use Wikimedia\UUID\GlobalIdGenerator;
 
return [
    'ActorMigration' => function () : ActorMigration {
        return new ActorMigration( SCHEMA_COMPAT_NEW );
    },
 
    'AuthManager' => function ( MediaWikiServices $services ) : AuthManager {
        $authManager = new AuthManager(
            RequestContext::getMain()->getRequest(),
            $services->getMainConfig(),
            $services->getObjectFactory(),
            $services->getPermissionManager()
        );
        $authManager->setLogger( LoggerFactory::getInstance( 'authentication' ) );
        return $authManager;
    },
 
    'BadFileLookup' => function ( MediaWikiServices $services ) : BadFileLookup {
        return new BadFileLookup(
            function () {
                return wfMessage( 'bad_image_list' )->inContentLanguage()->plain();
            },
            $services->getLocalServerObjectCache(),
            $services->getRepoGroup(),
            $services->getTitleParser()
        );
    },
 
    'BlobStore' => function ( MediaWikiServices $services ) : BlobStore {
        return $services->getService( '_SqlBlobStore' );
    },
 
    'BlobStoreFactory' => function ( MediaWikiServices $services ) : BlobStoreFactory {
        return new BlobStoreFactory(
            $services->getDBLoadBalancerFactory(),
            $services->getExternalStoreAccess(),
            $services->getMainWANObjectCache(),
            new ServiceOptions( BlobStoreFactory::CONSTRUCTOR_OPTIONS,
                $services->getMainConfig() )
        );
    },
 
    'BlockErrorFormatter' => function () : BlockErrorFormatter {
        return new BlockErrorFormatter();
    },
 
    'BlockManager' => function ( MediaWikiServices $services ) : BlockManager {
        return new BlockManager(
            new ServiceOptions(
                BlockManager::CONSTRUCTOR_OPTIONS, $services->getMainConfig()
            ),
            $services->getPermissionManager(),
            LoggerFactory::getInstance( 'BlockManager' )
        );
    },
 
    'BlockRestrictionStore' => function ( MediaWikiServices $services ) : BlockRestrictionStore {
        return new BlockRestrictionStore(
            $services->getDBLoadBalancer()
        );
    },
 
    'CommentStore' => function ( MediaWikiServices $services ) : CommentStore {
        return new CommentStore(
            $services->getContentLanguage(),
            MIGRATION_NEW
        );
    },
 
    'ConfigFactory' => function ( MediaWikiServices $services ) : ConfigFactory {
        // Use the bootstrap config to initialize the ConfigFactory.
        $registry = $services->getBootstrapConfig()->get( 'ConfigRegistry' );
        $factory = new ConfigFactory();
 
        foreach ( $registry as $name => $callback ) {
            $factory->register( $name, $callback );
        }
        return $factory;
    },
 
    'ConfigRepository' => function ( MediaWikiServices $services ) : ConfigRepository {
        return new ConfigRepository( $services->getConfigFactory() );
    },
 
    'ConfiguredReadOnlyMode' => function ( MediaWikiServices $services ) : ConfiguredReadOnlyMode {
        $config = $services->getMainConfig();
        return new ConfiguredReadOnlyMode(
            $config->get( 'ReadOnly' ),
            $config->get( 'ReadOnlyFile' )
        );
    },
 
    'ContentHandlerFactory' => function ( MediaWikiServices $services ) : IContentHandlerFactory {
        $contentHandlerConfig = $services->getMainConfig()->get( 'ContentHandlers' );
 
        return new ContentHandlerFactory(
            $contentHandlerConfig,
            $services->getObjectFactory()
        );
    },
 
    'ContentLanguage' => function ( MediaWikiServices $services ) : Language {
        return $services->getLanguageFactory()->getLanguage(
            $services->getMainConfig()->get( 'LanguageCode' ) );
    },
 
    'CryptHKDF' => function ( MediaWikiServices $services ) : CryptHKDF {
        $config = $services->getMainConfig();
 
        $secret = $config->get( 'HKDFSecret' ) ?: $config->get( 'SecretKey' );
        if ( !$secret ) {
            throw new RuntimeException( "Cannot use MWCryptHKDF without a secret." );
        }
 
        // In HKDF, the context can be known to the attacker, but this will
        // keep simultaneous runs from producing the same output.
        $context = [ microtime(), getmypid(), gethostname() ];
 
        // Setup salt cache. Use APC, or fallback to the main cache if it isn't setup
        $cache = $services->getLocalServerObjectCache();
        if ( $cache instanceof EmptyBagOStuff ) {
            $cache = ObjectCache::getLocalClusterInstance();
        }
 
        return new CryptHKDF( $secret, $config->get( 'HKDFAlgorithm' ), $cache, $context );
    },
 
    'DateFormatterFactory' => function () : DateFormatterFactory {
        return new DateFormatterFactory;
    },
 
    'DBLoadBalancer' => function ( MediaWikiServices $services ) : Wikimedia\Rdbms\ILoadBalancer {
        // just return the default LB from the DBLoadBalancerFactory service
        return $services->getDBLoadBalancerFactory()->getMainLB();
    },
 
    'DBLoadBalancerFactory' =>
    function ( MediaWikiServices $services ) : Wikimedia\Rdbms\LBFactory {
        $mainConfig = $services->getMainConfig();
 
        try {
            $stash = $services->getMainObjectStash();
        } catch ( RecursiveServiceDependencyException $e ) {
            $stash = new EmptyBagOStuff(); // T141804: handle cases like CACHE_DB
        }
 
        if ( $stash instanceof EmptyBagOStuff ) {
            // Use process cache if the main stash is disabled or there was recursion
            $stash = new HashBagOStuff( [ 'maxKeys' => 100 ] );
        }
 
        try {
            $wanCache = $services->getMainWANObjectCache();
        } catch ( RecursiveServiceDependencyException $e ) {
            $wanCache = WANObjectCache::newEmpty(); // T141804: handle cases like CACHE_DB
        }
 
        $lbConf = MWLBFactory::applyDefaultConfig(
            $mainConfig->get( 'LBFactoryConf' ),
            new ServiceOptions( MWLBFactory::APPLY_DEFAULT_CONFIG_OPTIONS, $mainConfig ),
            $services->getConfiguredReadOnlyMode(),
            $services->getLocalServerObjectCache(),
            $stash,
            $wanCache
        );
 
        $class = MWLBFactory::getLBFactoryClass( $lbConf );
        $instance = new $class( $lbConf );
 
        MWLBFactory::setDomainAliases( $instance );
 
        return $instance;
    },
 
    'Emailer' => function ( MediaWikiServices $services ) : IEmailer {
        return new Emailer();
    },
 
    'EventRelayerGroup' => function ( MediaWikiServices $services ) : EventRelayerGroup {
        return new EventRelayerGroup( $services->getMainConfig()->get( 'EventRelayerConfig' ) );
    },
 
    'ExternalStoreAccess' => function ( MediaWikiServices $services ) : ExternalStoreAccess {
        return new ExternalStoreAccess(
            $services->getExternalStoreFactory(),
            LoggerFactory::getInstance( 'ExternalStore' )
        );
    },
 
    'ExternalStoreFactory' => function ( MediaWikiServices $services ) : ExternalStoreFactory {
        $config = $services->getMainConfig();
        $writeStores = $config->get( 'DefaultExternalStore' );
 
        return new ExternalStoreFactory(
            $config->get( 'ExternalStores' ),
            ( $writeStores !== false ) ? (array)$writeStores : [],
            $services->getDBLoadBalancer()->getLocalDomainID(),
            LoggerFactory::getInstance( 'ExternalStore' )
        );
    },
 
    'FileBackendGroup' => function ( MediaWikiServices $services ) : FileBackendGroup {
        $mainConfig = $services->getMainConfig();
 
        $ld = WikiMap::getCurrentWikiDbDomain();
        $fallbackWikiId = WikiMap::getWikiIdFromDbDomain( $ld );
        // If the local wiki ID and local domain ID do not match, probably due to a non-default
        // schema, issue a warning. A non-default schema indicates that it might be used to
        // disambiguate different wikis.
        $legacyDomainId = strlen( $ld->getTablePrefix() )
            ? "{$ld->getDatabase()}-{$ld->getTablePrefix()}"
            : $ld->getDatabase();
        if ( $ld->getSchema() !== null && $legacyDomainId !== $fallbackWikiId ) {
            wfWarn(
                "Legacy default 'domainId' is '$legacyDomainId' but wiki ID is '$fallbackWikiId'."
            );
        }
 
        $cache = $services->getLocalServerObjectCache();
        if ( $cache instanceof EmptyBagOStuff ) {
            $cache = new HashBagOStuff;
        }
 
        return new FileBackendGroup(
            new ServiceOptions( FileBackendGroup::CONSTRUCTOR_OPTIONS, $mainConfig,
                [ 'fallbackWikiId' => $fallbackWikiId ] ),
            $services->getConfiguredReadOnlyMode(),
            $cache,
            $services->getMainWANObjectCache(),
            $services->getMimeAnalyzer(),
            $services->getLockManagerGroupFactory(),
            $services->getTempFSFileFactory(),
            $services->getObjectFactory()
        );
    },
 
    'GenderCache' => function ( MediaWikiServices $services ) : GenderCache {
        $nsInfo = $services->getNamespaceInfo();
        // Database layer may be disabled, so processing without database connection
        $dbLoadBalancer = $services->isServiceDisabled( 'DBLoadBalancer' )
            ? null
            : $services->getDBLoadBalancer();
        return new GenderCache( $nsInfo, $dbLoadBalancer );
    },
 
    'GlobalIdGenerator' => function ( MediaWikiServices $services ) : GlobalIdGenerator {
        $mainConfig = $services->getMainConfig();
 
        return new GlobalIdGenerator(
            $mainConfig->get( 'TmpDirectory' ),
            // Ignore APC-like caches in CLI mode since there is no meaningful persistence.
            // This avoids having counters restart with each script run. The ID generator
            // will fallback to using the disk in those cases.
            $mainConfig->get( 'CommandLineMode' )
                ? new EmptyBagOStuff()
                : $services->getLocalServerObjectCache(),
            function ( $command ) {
                return wfShellExec( $command );
            }
        );
    },
 
    'HookContainer' => function ( MediaWikiServices $services ) : HookContainer {
        $extRegistry = ExtensionRegistry::getInstance();
        $extDeprecatedHooks = $extRegistry->getAttribute( 'DeprecatedHooks' );
        $deprecatedHooks = new DeprecatedHooks( $extDeprecatedHooks );
        $hookRegistry = new GlobalHookRegistry( $extRegistry, $deprecatedHooks );
        return new HookContainer(
            $hookRegistry,
            $services->getObjectFactory()
        );
    },
 
    'HtmlCacheUpdater' => function ( MediaWikiServices $services ) : HtmlCacheUpdater {
        $config = $services->getMainConfig();
 
        return new HtmlCacheUpdater(
            $config->get( 'CdnReboundPurgeDelay' ),
            $config->get( 'UseFileCache' )
        );
    },
 
    'HttpRequestFactory' =>
    function ( MediaWikiServices $services ) : HttpRequestFactory {
        return new HttpRequestFactory(
            new ServiceOptions(
                HttpRequestFactory::CONSTRUCTOR_OPTIONS,
                $services->getMainConfig()
            ),
            LoggerFactory::getInstance( 'http' )
        );
    },
 
    'InterwikiLookup' => function ( MediaWikiServices $services ) : InterwikiLookup {
        $config = $services->getMainConfig();
        return new ClassicInterwikiLookup(
            $services->getContentLanguage(),
            $services->getMainWANObjectCache(),
            $config->get( 'InterwikiExpiry' ),
            $config->get( 'InterwikiCache' ),
            $config->get( 'InterwikiScopes' ),
            $config->get( 'InterwikiFallbackSite' )
        );
    },
 
    'JobRunner' => function ( MediaWikiServices $services ) : JobRunner {
        return new JobRunner(
            new ServiceOptions( JobRunner::CONSTRUCTOR_OPTIONS, $services->getMainConfig() ),
            $services->getDBLoadBalancerFactory(),
            JobQueueGroup::singleton(),
            $services->getReadOnlyMode(),
            $services->getLinkCache(),
            $services->getStatsdDataFactory(),
            LoggerFactory::getInstance( 'runJobs' )
        );
    },
 
    'LanguageConverterFactory' => function ( MediaWikiServices $services ) : LanguageConverterFactory {
        $usePigLatinVariant = $services->getMainConfig()->get( 'UsePigLatinVariant' );
        return new LanguageConverterFactory( $usePigLatinVariant, function () use ( $services ) {
            return $services->getContentLanguage();
        } );
    },
 
    'LanguageFactory' => function ( MediaWikiServices $services ) : LanguageFactory {
        return new LanguageFactory(
            new ServiceOptions( LanguageFactory::CONSTRUCTOR_OPTIONS, $services->getMainConfig() ),
            $services->getLocalisationCache(),
            $services->getLanguageNameUtils(),
            $services->getLanguageFallback(),
            $services->getLanguageConverterFactory()
        );
    },
 
    'LanguageFallback' => function ( MediaWikiServices $services ) : LanguageFallback {
        return new LanguageFallback(
            $services->getMainConfig()->get( 'LanguageCode' ),
            $services->getLocalisationCache(),
            $services->getLanguageNameUtils()
        );
    },
 
    'LanguageNameUtils' => function ( MediaWikiServices $services ) : LanguageNameUtils {
        return new LanguageNameUtils( new ServiceOptions(
            LanguageNameUtils::CONSTRUCTOR_OPTIONS,
            $services->getMainConfig()
        ) );
    },
 
    'LinkBatchFactory' => function ( MediaWikiServices $services ) : LinkBatchFactory {
        return new LinkBatchFactory(
            $services->getLinkCache(),
            $services->getTitleFormatter(),
            $services->getContentLanguage(),
            $services->getGenderCache(),
            $services->getDBLoadBalancer()
        );
    },
 
    'LinkCache' => function ( MediaWikiServices $services ) : LinkCache {
        return new LinkCache(
            $services->getTitleFormatter(),
            $services->getMainWANObjectCache(),
            $services->getNamespaceInfo()
        );
    },
 
    'LinkRenderer' => function ( MediaWikiServices $services ) : LinkRenderer {
        if ( defined( 'MW_NO_SESSION' ) ) {
            return $services->getLinkRendererFactory()->create();
        } else {
            // Normally information from the current request would not be passed in here;
            // this is an exception. (See also the class documentation.)
            return $services->getLinkRendererFactory()->createForUser(
                RequestContext::getMain()->getUser()
            );
        }
    },
 
    'LinkRendererFactory' => function ( MediaWikiServices $services ) : LinkRendererFactory {
        return new LinkRendererFactory(
            $services->getTitleFormatter(),
            $services->getLinkCache(),
            $services->getNamespaceInfo(),
            $services->getSpecialPageFactory()
        );
    },
 
    'LocalisationCache' => function ( MediaWikiServices $services ) : LocalisationCache {
        $conf = $services->getMainConfig()->get( 'LocalisationCacheConf' );
 
        $logger = LoggerFactory::getInstance( 'localisation' );
 
        $store = LocalisationCache::getStoreFromConf(
            $conf, $services->getMainConfig()->get( 'CacheDirectory' ) );
        $logger->debug( 'LocalisationCache using store ' . get_class( $store ) );
 
        return new $conf['class'](
            new ServiceOptions(
                LocalisationCache::CONSTRUCTOR_OPTIONS,
                // Two of the options are stored in $wgLocalisationCacheConf
                $conf,
                // In case someone set that config variable and didn't reset all keys, set defaults.
                [
                    'forceRecache' => false,
                    'manualRecache' => false,
                ],
                // Some other options come from config itself
                $services->getMainConfig()
            ),
            $store,
            $logger,
            [ function () use ( $services ) {
                // NOTE: Make sure we use the same cache object that is assigned in the
                // constructor of the MessageBlobStore class used by ResourceLoader.
                // T231866: Avoid circular dependency via ResourceLoader.
                MessageBlobStore::clearGlobalCacheEntry( $services->getMainWANObjectCache() );
            } ],
            $services->getLanguageNameUtils()
        );
    },
 
    'LocalServerObjectCache' => function ( MediaWikiServices $services ) : BagOStuff {
        return ObjectCache::makeLocalServerCache();
    },
 
    'LockManagerGroupFactory' => function ( MediaWikiServices $services ) : LockManagerGroupFactory {
        return new LockManagerGroupFactory(
            WikiMap::getCurrentWikiDbDomain()->getId(),
            $services->getMainConfig()->get( 'LockManagers' ),
            $services->getDBLoadBalancerFactory()
        );
    },
 
    'MagicWordFactory' => function ( MediaWikiServices $services ) : MagicWordFactory {
        return new MagicWordFactory( $services->getContentLanguage() );
    },
 
    'MainConfig' => function ( MediaWikiServices $services ) : Config {
        // Use the 'main' config from the ConfigFactory service.
        return $services->getConfigFactory()->makeConfig( 'main' );
    },
 
    'MainObjectStash' => function ( MediaWikiServices $services ) : BagOStuff {
        $mainConfig = $services->getMainConfig();
 
        $id = $mainConfig->get( 'MainStash' );
        if ( !isset( $mainConfig->get( 'ObjectCaches' )[$id] ) ) {
            throw new UnexpectedValueException(
                "Cache type \"$id\" is not present in \$wgObjectCaches." );
        }
 
        $params = $mainConfig->get( 'ObjectCaches' )[$id];
 
        $store = ObjectCache::newFromParams( $params, $mainConfig );
        $store->getLogger()->debug( 'MainObjectStash using store {class}', [
            'class' => get_class( $store )
        ] );
 
        return $store;
    },
 
    'MainWANObjectCache' => function ( MediaWikiServices $services ) : WANObjectCache {
        $mainConfig = $services->getMainConfig();
 
        $wanId = $mainConfig->get( 'MainWANCache' );
        $wanParams = $mainConfig->get( 'WANObjectCaches' )[$wanId] ?? null;
        if ( !$wanParams ) {
            throw new UnexpectedValueException(
                "wgWANObjectCaches must have \"$wanId\" set (via wgMainWANCache)"
            );
        }
 
        $cacheId = $wanParams['cacheId'];
        $wanClass = $wanParams['class'];
        unset( $wanParams['cacheId'] );
        unset( $wanParams['class'] );
 
        $storeParams = $mainConfig->get( 'ObjectCaches' )[$cacheId] ?? null;
        if ( !$storeParams ) {
            throw new UnexpectedValueException(
                "wgObjectCaches must have \"$cacheId\" set (via wgWANObjectCaches)"
            );
        }
        $store = ObjectCache::newFromParams( $storeParams, $mainConfig );
        $logger = $store->getLogger();
        $logger->debug( 'MainWANObjectCache using store {class}', [
            'class' => get_class( $store )
        ] );
 
        $wanParams['cache'] = $store;
        $wanParams['logger'] = $logger;
        $wanParams['secret'] = $wanParams['secret'] ?? $mainConfig->get( 'SecretKey' );
        if ( !$mainConfig->get( 'CommandLineMode' ) ) {
            // Send the statsd data post-send on HTTP requests; avoid in CLI mode (T181385)
            $wanParams['stats'] = $services->getStatsdDataFactory();
            // Let pre-emptive refreshes happen post-send on HTTP requests
            $wanParams['asyncHandler'] = [ DeferredUpdates::class, 'addCallableUpdate' ];
        }
 
        $instance = new $wanClass( $wanParams );
 
        '@phan-var WANObjectCache $instance';
        return $instance;
    },
 
    'MediaHandlerFactory' => function ( MediaWikiServices $services ) : MediaHandlerFactory {
        return new MediaHandlerFactory(
            $services->getMainConfig()->get( 'MediaHandlers' )
        );
    },
 
    'MergeHistoryFactory' => function ( MediaWikiServices $services ) : MergeHistoryFactory {
        return $services->getService( '_PageCommandFactory' );
    },
 
    'MessageCache' => function ( MediaWikiServices $services ) : MessageCache {
        $mainConfig = $services->getMainConfig();
        $clusterCache = ObjectCache::getInstance( $mainConfig->get( 'MessageCacheType' ) );
        $srvCache = $mainConfig->get( 'UseLocalMessageCache' )
            ? $services->getLocalServerObjectCache()
            : new EmptyBagOStuff();
 
        $logger = LoggerFactory::getInstance( 'MessageCache' );
        $logger->debug( 'MessageCache using store {class}', [
            'class' => get_class( $clusterCache )
        ] );
 
        return new MessageCache(
            $services->getMainWANObjectCache(),
            $clusterCache,
            $srvCache,
            $services->getContentLanguage(),
            $services->getLanguageConverterFactory()->getLanguageConverter(),
            $logger,
            [ 'useDB' => $mainConfig->get( 'UseDatabaseMessages' ) ],
            $services->getLanguageFactory(),
            $services->getLocalisationCache(),
            $services->getLanguageNameUtils(),
            $services->getLanguageFallback()
        );
    },
 
    'MessageFormatterFactory' => function () : IMessageFormatterFactory {
        return new MessageFormatterFactory();
    },
 
    'MimeAnalyzer' => function ( MediaWikiServices $services ) : MimeAnalyzer {
        $logger = LoggerFactory::getInstance( 'Mime' );
        $mainConfig = $services->getMainConfig();
        $params = [
            'typeFile' => $mainConfig->get( 'MimeTypeFile' ),
            'infoFile' => $mainConfig->get( 'MimeInfoFile' ),
            'xmlTypes' => $mainConfig->get( 'XMLMimeTypes' ),
            'guessCallback' =>
                function ( $mimeAnalyzer, &$head, &$tail, $file, &$mime ) use ( $logger ) {
                    // Also test DjVu
                    $deja = new DjVuImage( $file );
                    if ( $deja->isValid() ) {
                        $logger->info( "Detected $file as image/vnd.djvu\n" );
                        $mime = 'image/vnd.djvu';
 
                        return;
                    }
                    // Some strings by reference for performance - assuming well-behaved hooks
                    Hooks::run(
                        'MimeMagicGuessFromContent',
                        [ $mimeAnalyzer, &$head, &$tail, $file, &$mime ]
                    );
                },
            'extCallback' => function ( $mimeAnalyzer, $ext, &$mime ) {
                // Media handling extensions can improve the MIME detected
                Hooks::run( 'MimeMagicImproveFromExtension', [ $mimeAnalyzer, $ext, &$mime ] );
            },
            'initCallback' => function ( $mimeAnalyzer ) {
                // Allow media handling extensions adding MIME-types and MIME-info
                Hooks::run( 'MimeMagicInit', [ $mimeAnalyzer ] );
            },
            'logger' => $logger
        ];
 
        if ( $params['infoFile'] === 'includes/mime.info' ) {
            $params['infoFile'] = MimeAnalyzer::USE_INTERNAL;
        }
 
        if ( $params['typeFile'] === 'includes/mime.types' ) {
            $params['typeFile'] = MimeAnalyzer::USE_INTERNAL;
        }
 
        $detectorCmd = $mainConfig->get( 'MimeDetectorCommand' );
        if ( $detectorCmd ) {
            $factory = $services->getShellCommandFactory();
            $params['detectCallback'] = function ( $file ) use ( $detectorCmd, $factory ) {
                $result = $factory->create()
                    // $wgMimeDetectorCommand can contain commands with parameters
                    ->unsafeParams( $detectorCmd )
                    ->params( $file )
                    ->execute();
                return $result->getStdout();
            };
        }
 
        return new MimeAnalyzer( $params );
    },
 
    'MovePageFactory' => function ( MediaWikiServices $services ) : MovePageFactory {
        return $services->getService( '_PageCommandFactory' );
    },
 
    'NamespaceInfo' => function ( MediaWikiServices $services ) : NamespaceInfo {
        return new NamespaceInfo( new ServiceOptions( NamespaceInfo::CONSTRUCTOR_OPTIONS,
            $services->getMainConfig() ) );
    },
 
    'NameTableStoreFactory' => function ( MediaWikiServices $services ) : NameTableStoreFactory {
        return new NameTableStoreFactory(
            $services->getDBLoadBalancerFactory(),
            $services->getMainWANObjectCache(),
            LoggerFactory::getInstance( 'NameTableSqlStore' )
        );
    },
 
    'ObjectFactory' => function ( MediaWikiServices $services ) : ObjectFactory {
        return new ObjectFactory( $services );
    },
 
    'OldRevisionImporter' => function ( MediaWikiServices $services ) : OldRevisionImporter {
        return new ImportableOldRevisionImporter(
            true,
            LoggerFactory::getInstance( 'OldRevisionImporter' ),
            $services->getDBLoadBalancer()
        );
    },
 
    'PageEditStash' => function ( MediaWikiServices $services ) : PageEditStash {
        $config = $services->getMainConfig();
 
        return new PageEditStash(
            ObjectCache::getLocalClusterInstance(),
            $services->getDBLoadBalancer(),
            LoggerFactory::getInstance( 'StashEdit' ),
            $services->getStatsdDataFactory(),
            defined( 'MEDIAWIKI_JOB_RUNNER' ) || $config->get( 'CommandLineMode' )
                ? PageEditStash::INITIATOR_JOB_OR_CLI
                : PageEditStash::INITIATOR_USER
        );
    },
 
    'Parser' => function ( MediaWikiServices $services ) : Parser {
        return $services->getParserFactory()->create();
    },
 
    'ParserCache' => function ( MediaWikiServices $services ) : ParserCache {
        $config = $services->getMainConfig();
        $cache = ObjectCache::getInstance( $config->get( 'ParserCacheType' ) );
        wfDebugLog( 'caches', 'parser: ' . get_class( $cache ) );
 
        return new ParserCache(
            $cache,
            $config->get( 'CacheEpoch' )
        );
    },
 
    'ParserFactory' => function ( MediaWikiServices $services ) : ParserFactory {
        $options = new ServiceOptions( Parser::CONSTRUCTOR_OPTIONS,
            // 'class'
            // Note that this value is ignored by ParserFactory and is always
            // Parser::class for legacy reasons; we'll introduce a new
            // mechanism for selecting an alternate parser in the future
            // (T236809)
            $services->getMainConfig()->get( 'ParserConf' ),
            // Make sure to have defaults in case someone overrode ParserConf with something silly
            [ 'class' => Parser::class ],
            // Plus a buch of actual config options
            $services->getMainConfig()
        );
 
        return new ParserFactory(
            $options,
            $services->getMagicWordFactory(),
            $services->getContentLanguage(),
            wfUrlProtocols(),
            $services->getSpecialPageFactory(),
            $services->getLinkRendererFactory(),
            $services->getNamespaceInfo(),
            LoggerFactory::getInstance( 'Parser' ),
            $services->getBadFileLookup(),
            $services->getLanguageConverterFactory()
        );
    },
 
    'PasswordFactory' => function ( MediaWikiServices $services ) : PasswordFactory {
        $config = $services->getMainConfig();
        return new PasswordFactory(
            $config->get( 'PasswordConfig' ),
            $config->get( 'PasswordDefault' )
        );
    },
 
    'PasswordReset' => function ( MediaWikiServices $services ) : PasswordReset {
        $options = new ServiceOptions( PasswordReset::CONSTRUCTOR_OPTIONS, $services->getMainConfig() );
        return new PasswordReset(
            $options,
            AuthManager::singleton(),
            $services->getPermissionManager(),
            $services->getDBLoadBalancer(),
            LoggerFactory::getInstance( 'authentication' )
        );
    },
 
    'PerDbNameStatsdDataFactory' =>
    function ( MediaWikiServices $services ) : StatsdDataFactoryInterface {
        $config = $services->getMainConfig();
        $wiki = $config->get( 'DBname' );
        return new PrefixingStatsdDataFactoryProxy(
            $services->getStatsdDataFactory(),
            $wiki
        );
    },
 
    'PermissionManager' => function ( MediaWikiServices $services ) : PermissionManager {
        return new PermissionManager(
            new ServiceOptions(
                PermissionManager::CONSTRUCTOR_OPTIONS, $services->getMainConfig()
            ),
            $services->getSpecialPageFactory(),
            $services->getRevisionLookup(),
            $services->getNamespaceInfo(),
            $services->getBlockErrorFormatter()
        );
    },
 
    'PreferencesFactory' => function ( MediaWikiServices $services ) : PreferencesFactory {
        $factory = new DefaultPreferencesFactory(
            new ServiceOptions(
                DefaultPreferencesFactory::CONSTRUCTOR_OPTIONS, $services->getMainConfig() ),
            $services->getContentLanguage(),
            AuthManager::singleton(),
            $services->getLinkRendererFactory()->create(),
            $services->getNamespaceInfo(),
            $services->getPermissionManager(),
            $services->getLanguageConverterFactory()->getLanguageConverter(),
            $services->getLanguageNameUtils()
        );
        $factory->setLogger( LoggerFactory::getInstance( 'preferences' ) );
 
        return $factory;
    },
 
    'ProxyLookup' => function ( MediaWikiServices $services ) : ProxyLookup {
        $mainConfig = $services->getMainConfig();
        return new ProxyLookup(
            $mainConfig->get( 'CdnServers' ),
            $mainConfig->get( 'CdnServersNoPurge' )
        );
    },
 
    'ReadOnlyMode' => function ( MediaWikiServices $services ) : ReadOnlyMode {
        return new ReadOnlyMode(
            $services->getConfiguredReadOnlyMode(),
            $services->getDBLoadBalancer()
        );
    },
 
    'RepoGroup' => function ( MediaWikiServices $services ) : RepoGroup {
        $config = $services->getMainConfig();
        return new RepoGroup(
            $config->get( 'LocalFileRepo' ),
            $config->get( 'ForeignFileRepos' ),
            $services->getMainWANObjectCache()
        );
    },
 
    'ResourceLoader' => function ( MediaWikiServices $services ) : ResourceLoader {
        // @todo This should not take a Config object, but it's not so easy to remove because it
        // exposes it in a getter, which is actually used.
        global $IP;
        $config = $services->getMainConfig();
 
        $rl = new ResourceLoader(
            $config,
            LoggerFactory::getInstance( 'resourceloader' ),
            $config->get( 'ResourceLoaderUseObjectCacheForDeps' )
                ? new KeyValueDependencyStore( $services->getMainObjectStash() )
                : new SqlModuleDependencyStore( $services->getDBLoadBalancer() )
        );
 
        $extRegistry = ExtensionRegistry::getInstance();
        // Attribute has precedence over config
        $modules = $extRegistry->getAttribute( 'ResourceModules' )
            + $config->get( 'ResourceModules' );
        $moduleSkinStyles = $extRegistry->getAttribute( 'ResourceModuleSkinStyles' )
            + $config->get( 'ResourceModuleSkinStyles' );
 
        $rl->setModuleSkinStyles( $moduleSkinStyles );
        $rl->addSource( $config->get( 'ResourceLoaderSources' ) );
 
        // Core modules, then extension/skin modules
        $rl->register( include "$IP/resources/Resources.php" );
        $rl->register( $modules );
        Hooks::run( 'ResourceLoaderRegisterModules', [ &$rl ] );
 
        $msgPosterAttrib = $extRegistry->getAttribute( 'MessagePosterModule' );
        $rl->register( 'mediawiki.messagePoster', [
            'localBasePath' => '',
            'debugRaw' => false,
            'scripts' => array_merge(
                [
                    "$IP/resources/src/mediawiki.messagePoster/factory.js",
                    "$IP/resources/src/mediawiki.messagePoster/MessagePoster.js",
                    "$IP/resources/src/mediawiki.messagePoster/WikitextMessagePoster.js",
                ],
                $msgPosterAttrib['scripts'] ?? []
            ),
            'dependencies' => array_merge(
                [
                    'oojs',
                    'mediawiki.api',
                    'mediawiki.ForeignApi',
                ],
                $msgPosterAttrib['dependencies'] ?? []
            ),
            'targets' => [ 'desktop', 'mobile' ],
        ] );
 
        if ( $config->get( 'EnableJavaScriptTest' ) === true ) {
            $rl->registerTestModules();
        }
 
        return $rl;
    },
 
    'RevisionFactory' => function ( MediaWikiServices $services ) : RevisionFactory {
        return $services->getRevisionStore();
    },
 
    'RevisionLookup' => function ( MediaWikiServices $services ) : RevisionLookup {
        return $services->getRevisionStore();
    },
 
    'RevisionRenderer' => function ( MediaWikiServices $services ) : RevisionRenderer {
        $renderer = new RevisionRenderer(
            $services->getDBLoadBalancer(),
            $services->getSlotRoleRegistry()
        );
 
        $renderer->setLogger( LoggerFactory::getInstance( 'SaveParse' ) );
        return $renderer;
    },
 
    'RevisionStore' => function ( MediaWikiServices $services ) : RevisionStore {
        return $services->getRevisionStoreFactory()->getRevisionStore();
    },
 
    'RevisionStoreFactory' => function ( MediaWikiServices $services ) : RevisionStoreFactory {
        $config = $services->getMainConfig();
 
        if ( $config->has( 'MultiContentRevisionSchemaMigrationStage' ) ) {
            if ( $config->get( 'MultiContentRevisionSchemaMigrationStage' ) !== SCHEMA_COMPAT_NEW ) {
                throw new UnexpectedValueException(
                    'The MultiContentRevisionSchemaMigrationStage setting is no longer supported!'
                );
            }
        }
 
        $store = new RevisionStoreFactory(
            $services->getDBLoadBalancerFactory(),
            $services->getBlobStoreFactory(),
            $services->getNameTableStoreFactory(),
            $services->getSlotRoleRegistry(),
            $services->getMainWANObjectCache(),
            $services->getCommentStore(),
            $services->getActorMigration(),
            LoggerFactory::getInstance( 'RevisionStore' ),
            $services->getContentHandlerFactory()
        );
 
        return $store;
    },
 
    'SearchEngineConfig' => function ( MediaWikiServices $services ) : SearchEngineConfig {
        // @todo This should not take a Config object, but it's not so easy to remove because it
        // exposes it in a getter, which is actually used.
        return new SearchEngineConfig(
            $services->getMainConfig(),
            $services->getContentLanguage(),
            ExtensionRegistry::getInstance()->getAttribute( 'SearchMappings' )
        );
    },
 
    'SearchEngineFactory' => function ( MediaWikiServices $services ) : SearchEngineFactory {
        return new SearchEngineFactory( $services->getSearchEngineConfig() );
    },
 
    'ShellCommandFactory' => function ( MediaWikiServices $services ) : CommandFactory {
        $config = $services->getMainConfig();
 
        $limits = [
            'time' => $config->get( 'MaxShellTime' ),
            'walltime' => $config->get( 'MaxShellWallClockTime' ),
            'memory' => $config->get( 'MaxShellMemory' ),
            'filesize' => $config->get( 'MaxShellFileSize' ),
        ];
        $cgroup = $config->get( 'ShellCgroup' );
        $restrictionMethod = $config->get( 'ShellRestrictionMethod' );
 
        $factory = new CommandFactory( $limits, $cgroup, $restrictionMethod );
        $factory->setLogger( LoggerFactory::getInstance( 'exec' ) );
        $factory->logStderr();
 
        return $factory;
    },
 
    'SiteLookup' => function ( MediaWikiServices $services ) : SiteLookup {
        // Use SiteStore as the SiteLookup as well. This was originally separated
        // to allow for a cacheable read-only interface, but this was never used.
        // SiteStore has caching (see below).
        return $services->getSiteStore();
    },
 
    'SiteStore' => function ( MediaWikiServices $services ) : SiteStore {
        $rawSiteStore = new DBSiteStore( $services->getDBLoadBalancer() );
 
        $cache = $services->getLocalServerObjectCache();
        if ( $cache instanceof EmptyBagOStuff ) {
            $cache = ObjectCache::getLocalClusterInstance();
        }
 
        return new CachingSiteStore( $rawSiteStore, $cache );
    },
 
    'SkinFactory' => function ( MediaWikiServices $services ) : SkinFactory {
        $factory = new SkinFactory( $services->getObjectFactory() );
 
        $names = $services->getMainConfig()->get( 'ValidSkinNames' );
 
        foreach ( $names as $name => $skin ) {
            if ( is_array( $skin ) ) {
                $spec = $skin;
                $displayName = $skin['displayname'] ?? $name;
            } else {
                $displayName = $skin;
                $spec = [
                    'class' => "Skin$skin"
                ];
            }
            $factory->register( $name, $displayName, $spec );
        }
 
        // Register a hidden "fallback" skin
        $factory->register( 'fallback', 'Fallback', [
            'class' => SkinFallback::class
        ] );
        // Register a hidden skin for api output
        $factory->register( 'apioutput', 'ApiOutput', [
            'class' => SkinApi::class
        ] );
 
        return $factory;
    },
 
    'SlotRoleRegistry' => function ( MediaWikiServices $services ) : SlotRoleRegistry {
        $config = $services->getMainConfig();
        $contentHandlerFactory = $services->getContentHandlerFactory();
 
        $registry = new SlotRoleRegistry(
            $services->getNameTableStoreFactory()->getSlotRoles()
        );
 
        $registry->defineRole( 'main', function () use ( $config, $contentHandlerFactory ) {
            return new MainSlotRoleHandler(
                $config->get( 'NamespaceContentModels' ),
                $contentHandlerFactory
            );
        } );
 
        return $registry;
    },
 
    'SpamChecker' => function ( MediaWikiServices $services ) : SpamChecker {
        return new SpamChecker(
            (array)$services->getMainConfig()->get( 'SpamRegex' ),
            (array)$services->getMainConfig()->get( 'SummarySpamRegex' )
        );
    },
 
    'SpecialPageFactory' => function ( MediaWikiServices $services ) : SpecialPageFactory {
        return new SpecialPageFactory(
            new ServiceOptions(
                SpecialPageFactory::CONSTRUCTOR_OPTIONS, $services->getMainConfig() ),
            $services->getContentLanguage(),
            $services->getObjectFactory()
        );
    },
 
    'StatsdDataFactory' => function ( MediaWikiServices $services ) : IBufferingStatsdDataFactory {
        return new BufferingStatsdDataFactory(
            rtrim( $services->getMainConfig()->get( 'StatsdMetricPrefix' ), '.' )
        );
    },
 
    'TalkPageNotificationManager' => function (
        MediaWikiServices $services
    ) : TalkPageNotificationManager {
        return new TalkPageNotificationManager(
            new ServiceOptions(
                TalkPageNotificationManager::CONSTRUCTOR_OPTIONS, $services->getMainConfig()
            ),
            $services->getDBLoadBalancer(),
            $services->getReadOnlyMode(),
            $services->getRevisionLookup()
        );
    },
 
    'TempFSFileFactory' => function ( MediaWikiServices $services ) : TempFSFileFactory {
        return new TempFSFileFactory( $services->getMainConfig()->get( 'TmpDirectory' ) );
    },
 
    'TitleFactory' => function () : TitleFactory {
        return new TitleFactory();
    },
 
    'TitleFormatter' => function ( MediaWikiServices $services ) : TitleFormatter {
        return $services->getService( '_MediaWikiTitleCodec' );
    },
 
    'TitleParser' => function ( MediaWikiServices $services ) : TitleParser {
        return $services->getService( '_MediaWikiTitleCodec' );
    },
 
    'UploadRevisionImporter' => function ( MediaWikiServices $services ) : UploadRevisionImporter {
        return new ImportableUploadRevisionImporter(
            $services->getMainConfig()->get( 'EnableUploads' ),
            LoggerFactory::getInstance( 'UploadRevisionImporter' )
        );
    },
 
    'UserNameUtils' => function ( MediaWikiServices $services ) : UserNameUtils {
        $messageFormatterFactory = new MessageFormatterFactory( Message::FORMAT_PLAIN );
        return new UserNameUtils(
            new ServiceOptions(
                UserNameUtils::CONSTRUCTOR_OPTIONS, $services->getMainConfig()
            ),
            $services->getContentLanguage(),
            LoggerFactory::getInstance( 'UserNameUtils' ),
            $services->getService( 'TitleFactory' ),
            $messageFormatterFactory->getTextFormatter(
                $services->getContentLanguage()->getCode()
            )
        );
    },
 
    'UserOptionsLookup' => function ( MediaWikiServices $services ) : UserOptionsLookup {
        return $services->getUserOptionsManager();
    },
 
    'UserOptionsManager' => function ( MediaWikiServices $services ) : UserOptionsManager {
        return new UserOptionsManager(
            new ServiceOptions( UserOptionsManager::CONSTRUCTOR_OPTIONS, $services->getMainConfig() ),
            $services->get( '_DefaultOptionsLookup' ),
            $services->getLanguageConverterFactory(),
            $services->getDBLoadBalancer(),
            LoggerFactory::getInstance( 'UserOptionsManager' )
        );
    },
 
    'VirtualRESTServiceClient' =>
    function ( MediaWikiServices $services ) : VirtualRESTServiceClient {
        $config = $services->getMainConfig()->get( 'VirtualRestConfig' );
 
        $vrsClient = new VirtualRESTServiceClient( new MultiHttpClient( [] ) );
        foreach ( $config['paths'] as $prefix => $serviceConfig ) {
            $class = $serviceConfig['class'];
            // Merge in the global defaults
            $constructArg = $serviceConfig['options'] ?? [];
            $constructArg += $config['global'];
            // Make the VRS service available at the mount point
            $vrsClient->mount( $prefix, [ 'class' => $class, 'config' => $constructArg ] );
        }
 
        return $vrsClient;
    },
 
    'WatchedItemQueryService' =>
    function ( MediaWikiServices $services ) : WatchedItemQueryService {
        return new WatchedItemQueryService(
            $services->getDBLoadBalancer(),
            $services->getCommentStore(),
            $services->getActorMigration(),
            $services->getWatchedItemStore(),
            $services->getPermissionManager(),
            $services->getMainConfig()->get( 'WatchlistExpiry' )
        );
    },
 
    'WatchedItemStore' => function ( MediaWikiServices $services ) : WatchedItemStore {
        $store = new WatchedItemStore(
            $services->getDBLoadBalancerFactory(),
            JobQueueGroup::singleton(),
            $services->getMainObjectStash(),
            new HashBagOStuff( [ 'maxKeys' => 100 ] ),
            $services->getReadOnlyMode(),
            $services->getMainConfig()->get( 'UpdateRowsPerQuery' ),
            $services->getNamespaceInfo(),
            $services->getRevisionLookup(),
            $services->getMainConfig()->get( 'WatchlistExpiry' )
        );
        $store->setStatsdDataFactory( $services->getStatsdDataFactory() );
 
        if ( $services->getMainConfig()->get( 'ReadOnlyWatchedItemStore' ) ) {
            $store = new NoWriteWatchedItemStore( $store );
        }
 
        return $store;
    },
 
    'WikiRevisionOldRevisionImporterNoUpdates' =>
    function ( MediaWikiServices $services ) : ImportableOldRevisionImporter {
        return new ImportableOldRevisionImporter(
            false,
            LoggerFactory::getInstance( 'OldRevisionImporter' ),
            $services->getDBLoadBalancer()
        );
    },
 
    '_DefaultOptionsLookup' => function ( MediaWikiServices $services ) : DefaultOptionsLookup {
        return new DefaultOptionsLookup(
            new ServiceOptions( DefaultOptionsLookup::CONSTRUCTOR_OPTIONS, $services->getMainConfig() ),
            $services->getContentLanguage()
        );
    },
 
    '_MediaWikiTitleCodec' => function ( MediaWikiServices $services ) : MediaWikiTitleCodec {
        return new MediaWikiTitleCodec(
            $services->getContentLanguage(),
            $services->getGenderCache(),
            $services->getMainConfig()->get( 'LocalInterwikis' ),
            $services->getInterwikiLookup(),
            $services->getNamespaceInfo()
        );
    },
 
    '_PageCommandFactory' => function ( MediaWikiServices $services ) : PageCommandFactory {
        return new PageCommandFactory(
            new ServiceOptions( PageCommandFactory::CONSTRUCTOR_OPTIONS, $services->getMainConfig() ),
            $services->getDBLoadBalancer(),
            $services->getNamespaceInfo(),
            $services->getWatchedItemStore(),
            $services->getPermissionManager(),
            $services->getRepoGroup(),
            $services->getContentHandlerFactory(),
            $services->getRevisionStore()
        );
    },
 
    '_SqlBlobStore' => function ( MediaWikiServices $services ) : SqlBlobStore {
        return $services->getBlobStoreFactory()->newSqlBlobStore();
    },
 
    // NOTE: When adding a service here, don't forget to add a getter function
    // in the MediaWikiServices class. The convenience getter should just call
    // $this->getService( 'FooBarService' ).
 
];