includes/MediaWikiServices.php

   1 <?php
   2
   3 namespace MediaWiki;
   4
   5 use ActorMigration;
   6 use CommentStore;
   7 use Config;
   8 use ConfigFactory;
   9 use CryptHKDF;
  10 use DateFormatterFactory;
  11 use EventRelayerGroup;
  12 use GenderCache;
  13 use GlobalVarConfig;
  14 use Hooks;
  15 use IBufferingStatsdDataFactory;
  16 use Liuggio\StatsdClient\Factory\StatsdDataFactoryInterface;
  17 use MediaWiki\Block\BlockManager;
  18 use MediaWiki\Block\BlockRestrictionStore;
  19 use MediaWiki\FileBackend\FSFile\TempFSFileFactory;
  20 use MediaWiki\Http\HttpRequestFactory;
  21 use MediaWiki\Page\MovePageFactory;
  22 use MediaWiki\Permissions\PermissionManager;
  23 use MediaWiki\Preferences\PreferencesFactory;
  24 use MediaWiki\Revision\RevisionRenderer;
  25 use MediaWiki\Revision\SlotRoleRegistry;
  26 use MediaWiki\Shell\CommandFactory;
  27 use MediaWiki\Special\SpecialPageFactory;
  28 use MediaWiki\Storage\BlobStore;
  29 use MediaWiki\Storage\BlobStoreFactory;
  30 use MediaWiki\Storage\NameTableStore;
  31 use MediaWiki\Storage\NameTableStoreFactory;
  32 use MediaWiki\Revision\RevisionFactory;
  33 use MediaWiki\Revision\RevisionLookup;
  34 use MediaWiki\Revision\RevisionStore;
  35 use OldRevisionImporter;
  36 use MediaWiki\Revision\RevisionStoreFactory;
  37 use UploadRevisionImporter;
  38 use Wikimedia\Rdbms\ILoadBalancer;
  39 use LinkCache;
  40 use MediaHandlerFactory;
  41 use MediaWiki\Config\ConfigRepository;
  42 use MediaWiki\Linker\LinkRenderer;
  43 use MediaWiki\Linker\LinkRendererFactory;
  44 use MWException;
  45 use MessageCache;
  46 use MimeAnalyzer;
  47 use NamespaceInfo;
  48 use ObjectCache;
  49 use Parser;
  50 use ParserCache;
  51 use ParserFactory;
  52 use PasswordFactory;
  53 use ProxyLookup;
  54 use RepoGroup;
  55 use ResourceLoader;
  56 use SearchEngine;
  57 use SearchEngineConfig;
  58 use SearchEngineFactory;
  59 use SiteLookup;
  60 use SiteStore;
  61 use WatchedItemStoreInterface;
  62 use WatchedItemQueryService;
  63 use SkinFactory;
  64 use TitleFormatter;
  65 use TitleParser;
  66 use VirtualRESTServiceClient;
  67 use Wikimedia\ObjectFactory;
  68 use Wikimedia\Rdbms\LBFactory;
  69 use Wikimedia\Services\SalvageableService;
  70 use Wikimedia\Services\ServiceContainer;
  71 use Wikimedia\Services\NoSuchServiceException;
  72 use MediaWiki\Interwiki\InterwikiLookup;
  73 use MagicWordFactory;
  74 use MediaWiki\Storage\PageEditStash;
  75
  76 /**
  77  * Service locator for MediaWiki core services.
  78  *
  79  * This program is free software; you can redistribute it and/or modify
  80  * it under the terms of the GNU General Public License as published by
  81  * the Free Software Foundation; either version 2 of the License, or
  82  * (at your option) any later version.
  83  *
  84  * This program is distributed in the hope that it will be useful,
  85  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  86  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  87  * GNU General Public License for more details.
  88  *
  89  * You should have received a copy of the GNU General Public License along
  90  * with this program; if not, write to the Free Software Foundation, Inc.,
  91  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  92  * http://www.gnu.org/copyleft/gpl.html
  93  *
  94  * @file
  95  *
  96  * @since 1.27
  97  */
  98
  99 /**
 100  * MediaWikiServices is the service locator for the application scope of MediaWiki.
 101  * Its implemented as a simple configurable DI container.
 102  * MediaWikiServices acts as a top level factory/registry for top level services, and builds
 103  * the network of service objects that defines MediaWiki's application logic.
 104  * It acts as an entry point to MediaWiki's dependency injection mechanism.
 105  *
 106  * Services are defined in the "wiring" array passed to the constructor,
 107  * or by calling defineService().
 108  *
 109  * @see docs/injection.txt for an overview of using dependency injection in the
 110  *      MediaWiki code base.
 111  */
 112 class MediaWikiServices extends ServiceContainer {
 113
 114         /**
 115          * @var MediaWikiServices|null
 116          */
 117         private static $instance = null;
 118
 119         /**
 120          * Returns the global default instance of the top level service locator.
 121          *
 122          * @since 1.27
 123          *
 124          * The default instance is initialized using the service instantiator functions
 125          * defined in ServiceWiring.php.
 126          *
 127          * @note This should only be called by static functions! The instance returned here
 128          * should not be passed around! Objects that need access to a service should have
 129          * that service injected into the constructor, never a service locator!
 130          *
 131          * @return MediaWikiServices
 132          */
 133         public static function getInstance() {
 134                 if ( self::$instance === null ) {
 135                         // NOTE: constructing GlobalVarConfig here is not particularly pretty,
 136                         // but some information from the global scope has to be injected here,
 137                         // even if it's just a file name or database credentials to load
 138                         // configuration from.
 139                         $bootstrapConfig = new GlobalVarConfig();
 140                         self::$instance = self::newInstance( $bootstrapConfig, 'load' );
 141                 }
 142
 143                 return self::$instance;
 144         }
 145
 146         /**
 147          * Replaces the global MediaWikiServices instance.
 148          *
 149          * @since 1.28
 150          *
 151          * @note This is for use in PHPUnit tests only!
 152          *
 153          * @throws MWException if called outside of PHPUnit tests.
 154          *
 155          * @param MediaWikiServices $services The new MediaWikiServices object.
 156          *
 157          * @return MediaWikiServices The old MediaWikiServices object, so it can be restored later.
 158          */
 159         public static function forceGlobalInstance( MediaWikiServices $services ) {
 160                 if ( !defined( 'MW_PHPUNIT_TEST' ) ) {
 161                         throw new MWException( __METHOD__ . ' must not be used outside unit tests.' );
 162                 }
 163
 164                 $old = self::getInstance();
 165                 self::$instance = $services;
 166
 167                 return $old;
 168         }
 169
 170         /**
 171          * Creates a new instance of MediaWikiServices and sets it as the global default
 172          * instance. getInstance() will return a different MediaWikiServices object
 173          * after every call to resetGlobalInstance().
 174          *
 175          * @since 1.28
 176          *
 177          * @warning This should not be used during normal operation. It is intended for use
 178          * when the configuration has changed significantly since bootstrap time, e.g.
 179          * during the installation process or during testing.
 180          *
 181          * @warning Calling resetGlobalInstance() may leave the application in an inconsistent
 182          * state. Calling this is only safe under the ASSUMPTION that NO REFERENCE to
 183          * any of the services managed by MediaWikiServices exist. If any service objects
 184          * managed by the old MediaWikiServices instance remain in use, they may INTERFERE
 185          * with the operation of the services managed by the new MediaWikiServices.
 186          * Operating with a mix of services created by the old and the new
 187          * MediaWikiServices instance may lead to INCONSISTENCIES and even DATA LOSS!
 188          * Any class implementing LAZY LOADING is especially prone to this problem,
 189          * since instances would typically retain a reference to a storage layer service.
 190          *
 191          * @see forceGlobalInstance()
 192          * @see resetGlobalInstance()
 193          * @see resetBetweenTest()
 194          *
 195          * @param Config|null $bootstrapConfig The Config object to be registered as the
 196          *        'BootstrapConfig' service. This has to contain at least the information
 197          *        needed to set up the 'ConfigFactory' service. If not given, the bootstrap
 198          *        config of the old instance of MediaWikiServices will be re-used. If there
 199          *        was no previous instance, a new GlobalVarConfig object will be used to
 200          *        bootstrap the services.
 201          *
 202          * @param string $quick Set this to "quick" to allow expensive resources to be re-used.
 203          * See SalvageableService for details.
 204          *
 205          * @throws MWException If called after MW_SERVICE_BOOTSTRAP_COMPLETE has been defined in
 206          *         Setup.php (unless MW_PHPUNIT_TEST or MEDIAWIKI_INSTALL or RUN_MAINTENANCE_IF_MAIN
 207          *          is defined).
 208          */
 209         public static function resetGlobalInstance( Config $bootstrapConfig = null, $quick = '' ) {
 210                 if ( self::$instance === null ) {
 211                         // no global instance yet, nothing to reset
 212                         return;
 213                 }
 214
 215                 self::failIfResetNotAllowed( __METHOD__ );
 216
 217                 if ( $bootstrapConfig === null ) {
 218                         $bootstrapConfig = self::$instance->getBootstrapConfig();
 219                 }
 220
 221                 $oldInstance = self::$instance;
 222
 223                 self::$instance = self::newInstance( $bootstrapConfig, 'load' );
 224                 self::$instance->importWiring( $oldInstance, [ 'BootstrapConfig' ] );
 225
 226                 if ( $quick === 'quick' ) {
 227                         self::$instance->salvage( $oldInstance );
 228                 } else {
 229                         $oldInstance->destroy();
 230                 }
 231         }
 232
 233         /** @noinspection PhpDocSignatureInspection */
 234
 235         /**
 236          * Salvages the state of any salvageable service instances in $other.
 237          *
 238          * @note $other will have been destroyed when salvage() returns.
 239          *
 240          * @param MediaWikiServices $other
 241          */
 242         private function salvage( self $other ) {
 243                 foreach ( $this->getServiceNames() as $name ) {
 244                         // The service could be new in the new instance and not registered in the
 245                         // other instance (e.g. an extension that was loaded after the instantiation of
 246                         // the other instance. Skip this service in this case. See T143974
 247                         try {
 248                                 $oldService = $other->peekService( $name );
 249                         } catch ( NoSuchServiceException $e ) {
 250                                 continue;
 251                         }
 252
 253                         if ( $oldService instanceof SalvageableService ) {
 254                                 /** @var SalvageableService $newService */
 255                                 $newService = $this->getService( $name );
 256                                 $newService->salvage( $oldService );
 257                         }
 258                 }
 259
 260                 $other->destroy();
 261         }
 262
 263         /**
 264          * Creates a new MediaWikiServices instance and initializes it according to the
 265          * given $bootstrapConfig. In particular, all wiring files defined in the
 266          * ServiceWiringFiles setting are loaded, and the MediaWikiServices hook is called.
 267          *
 268          * @param Config|null $bootstrapConfig The Config object to be registered as the
 269          *        'BootstrapConfig' service.
 270          *
 271          * @param string $loadWiring set this to 'load' to load the wiring files specified
 272          *        in the 'ServiceWiringFiles' setting in $bootstrapConfig.
 273          *
 274          * @return MediaWikiServices
 275          * @throws MWException
 276          * @throws \FatalError
 277          */
 278         private static function newInstance( Config $bootstrapConfig, $loadWiring = '' ) {
 279                 $instance = new self( $bootstrapConfig );
 280
 281                 // Load the default wiring from the specified files.
 282                 if ( $loadWiring === 'load' ) {
 283                         $wiringFiles = $bootstrapConfig->get( 'ServiceWiringFiles' );
 284                         $instance->loadWiringFiles( $wiringFiles );
 285                 }
 286
 287                 // Provide a traditional hook point to allow extensions to configure services.
 288                 Hooks::run( 'MediaWikiServices', [ $instance ] );
 289
 290                 return $instance;
 291         }
 292
 293         /**
 294          * Disables all storage layer services. After calling this, any attempt to access the
 295          * storage layer will result in an error. Use resetGlobalInstance() to restore normal
 296          * operation.
 297          *
 298          * @since 1.28
 299          *
 300          * @warning This is intended for extreme situations only and should never be used
 301          * while serving normal web requests. Legitimate use cases for this method include
 302          * the installation process. Test fixtures may also use this, if the fixture relies
 303          * on globalState.
 304          *
 305          * @see resetGlobalInstance()
 306          * @see resetChildProcessServices()
 307          */
 308         public static function disableStorageBackend() {
 309                 // TODO: also disable some Caches, JobQueues, etc
 310                 $destroy = [ 'DBLoadBalancer', 'DBLoadBalancerFactory' ];
 311                 $services = self::getInstance();
 312
 313                 foreach ( $destroy as $name ) {
 314                         $services->disableService( $name );
 315                 }
 316
 317                 ObjectCache::clear();
 318         }
 319
 320         /**
 321          * Resets any services that may have become stale after a child process
 322          * returns from after pcntl_fork(). It's also safe, but generally unnecessary,
 323          * to call this method from the parent process.
 324          *
 325          * @since 1.28
 326          *
 327          * @note This is intended for use in the context of process forking only!
 328          *
 329          * @see resetGlobalInstance()
 330          * @see disableStorageBackend()
 331          */
 332         public static function resetChildProcessServices() {
 333                 // NOTE: for now, just reset everything. Since we don't know the interdependencies
 334                 // between services, we can't do this more selectively at this time.
 335                 self::resetGlobalInstance();
 336
 337                 // Child, reseed because there is no bug in PHP:
 338                 // https://bugs.php.net/bug.php?id=42465
 339                 mt_srand( getmypid() );
 340         }
 341
 342         /**
 343          * Resets the given service for testing purposes.
 344          *
 345          * @since 1.28
 346          *
 347          * @warning This is generally unsafe! Other services may still retain references
 348          * to the stale service instance, leading to failures and inconsistencies. Subclasses
 349          * may use this method to reset specific services under specific instances, but
 350          * it should not be exposed to application logic.
 351          *
 352          * @note With proper dependency injection used throughout the codebase, this method
 353          * should not be needed. It is provided to allow tests that pollute global service
 354          * instances to clean up.
 355          *
 356          * @param string $name
 357          * @param bool $destroy Whether the service instance should be destroyed if it exists.
 358          *        When set to false, any existing service instance will effectively be detached
 359          *        from the container.
 360          *
 361          * @throws MWException if called outside of PHPUnit tests.
 362          */
 363         public function resetServiceForTesting( $name, $destroy = true ) {
 364                 if ( !defined( 'MW_PHPUNIT_TEST' ) && !defined( 'MW_PARSER_TEST' ) ) {
 365                         throw new MWException( 'resetServiceForTesting() must not be used outside unit tests.' );
 366                 }
 367
 368                 $this->resetService( $name, $destroy );
 369         }
 370
 371         /**
 372          * Convenience method that throws an exception unless it is called during a phase in which
 373          * resetting of global services is allowed. In general, services should not be reset
 374          * individually, since that may introduce inconsistencies.
 375          *
 376          * @since 1.28
 377          *
 378          * This method will throw an exception if:
 379          *
 380          * - self::$resetInProgress is false (to allow all services to be reset together
 381          *   via resetGlobalInstance)
 382          * - and MEDIAWIKI_INSTALL is not defined (to allow services to be reset during installation)
 383          * - and MW_PHPUNIT_TEST is not defined (to allow services to be reset during testing)
 384          *
 385          * This method is intended to be used to safeguard against accidentally resetting
 386          * global service instances that are not yet managed by MediaWikiServices. It is
 387          * defined here in the MediaWikiServices services class to have a central place
 388          * for managing service bootstrapping and resetting.
 389          *
 390          * @param string $method the name of the caller method, as given by __METHOD__.
 391          *
 392          * @throws MWException if called outside bootstrap mode.
 393          *
 394          * @see resetGlobalInstance()
 395          * @see forceGlobalInstance()
 396          * @see disableStorageBackend()
 397          */
 398         public static function failIfResetNotAllowed( $method ) {
 399                 if ( !defined( 'MW_PHPUNIT_TEST' )
 400                         && !defined( 'MW_PARSER_TEST' )
 401                         && !defined( 'MEDIAWIKI_INSTALL' )
 402                         && !defined( 'RUN_MAINTENANCE_IF_MAIN' )
 403                         && defined( 'MW_SERVICE_BOOTSTRAP_COMPLETE' )
 404                 ) {
 405                         throw new MWException( $method . ' may only be called during bootstrapping and unit tests!' );
 406                 }
 407         }
 408
 409         /**
 410          * @param Config $config The Config object to be registered as the 'BootstrapConfig' service.
 411          *        This has to contain at least the information needed to set up the 'ConfigFactory'
 412          *        service.
 413          */
 414         public function __construct( Config $config ) {
 415                 parent::__construct();
 416
 417                 // Register the given Config object as the bootstrap config service.
 418                 $this->defineService( 'BootstrapConfig', function () use ( $config ) {
 419                         return $config;
 420                 } );
 421         }
 422
 423         // CONVENIENCE GETTERS ////////////////////////////////////////////////////
 424
 425         /**
 426          * @since 1.31
 427          * @return ActorMigration
 428          */
 429         public function getActorMigration() {
 430                 return $this->getService( 'ActorMigration' );
 431         }
 432
 433         /**
 434          * @since 1.34
 435          * @return BadFileLookup
 436          */
 437         public function getBadFileLookup() : BadFileLookup {
 438                 return $this->getService( 'BadFileLookup' );
 439         }
 440
 441         /**
 442          * @since 1.31
 443          * @return BlobStore
 444          */
 445         public function getBlobStore() {
 446                 return $this->getService( '_SqlBlobStore' );
 447         }
 448
 449         /**
 450          * @since 1.31
 451          * @return BlobStoreFactory
 452          */
 453         public function getBlobStoreFactory() {
 454                 return $this->getService( 'BlobStoreFactory' );
 455         }
 456
 457         /**
 458          * @since 1.34
 459          * @return BlockManager
 460          */
 461         public function getBlockManager() : BlockManager {
 462                 return $this->getService( 'BlockManager' );
 463         }
 464
 465         /**
 466          * @since 1.33
 467          * @return BlockRestrictionStore
 468          */
 469         public function getBlockRestrictionStore() : BlockRestrictionStore {
 470                 return $this->getService( 'BlockRestrictionStore' );
 471         }
 472
 473         /**
 474          * Returns the Config object containing the bootstrap configuration.
 475          * Bootstrap configuration would typically include database credentials
 476          * and other information that may be needed before the ConfigFactory
 477          * service can be instantiated.
 478          *
 479          * @note This should only be used during bootstrapping, in particular
 480          * when creating the MainConfig service. Application logic should
 481          * use getMainConfig() to get a Config instances.
 482          *
 483          * @since 1.27
 484          * @return Config
 485          */
 486         public function getBootstrapConfig() {
 487                 return $this->getService( 'BootstrapConfig' );
 488         }
 489
 490         /**
 491          * @since 1.32
 492          * @return NameTableStore
 493          */
 494         public function getChangeTagDefStore() {
 495                 return $this->getService( 'NameTableStoreFactory' )->getChangeTagDef();
 496         }
 497
 498         /**
 499          * @since 1.31
 500          * @return CommentStore
 501          */
 502         public function getCommentStore() {
 503                 return $this->getService( 'CommentStore' );
 504         }
 505
 506         /**
 507          * @since 1.27
 508          * @return ConfigFactory
 509          */
 510         public function getConfigFactory() {
 511                 return $this->getService( 'ConfigFactory' );
 512         }
 513
 514         /**
 515          * @since 1.32
 516          * @return ConfigRepository
 517          */
 518         public function getConfigRepository() {
 519                 return $this->getService( 'ConfigRepository' );
 520         }
 521
 522         /**
 523          * @since 1.29
 524          * @return \ConfiguredReadOnlyMode
 525          */
 526         public function getConfiguredReadOnlyMode() {
 527                 return $this->getService( 'ConfiguredReadOnlyMode' );
 528         }
 529
 530         /**
 531          * @since 1.32
 532          * @return \Language
 533          */
 534         public function getContentLanguage() {
 535                 return $this->getService( 'ContentLanguage' );
 536         }
 537
 538         /**
 539          * @since 1.31
 540          * @return NameTableStore
 541          */
 542         public function getContentModelStore() {
 543                 return $this->getService( 'NameTableStoreFactory' )->getContentModels();
 544         }
 545
 546         /**
 547          * @since 1.28
 548          * @return CryptHKDF
 549          */
 550         public function getCryptHKDF() {
 551                 return $this->getService( 'CryptHKDF' );
 552         }
 553
 554         /**
 555          * @since 1.33
 556          * @return DateFormatterFactory
 557          */
 558         public function getDateFormatterFactory() {
 559                 return $this->getService( 'DateFormatterFactory' );
 560         }
 561
 562         /**
 563          * @since 1.28
 564          * @return ILoadBalancer The main DB load balancer for the local wiki.
 565          */
 566         public function getDBLoadBalancer() {
 567                 return $this->getService( 'DBLoadBalancer' );
 568         }
 569
 570         /**
 571          * @since 1.28
 572          * @return LBFactory
 573          */
 574         public function getDBLoadBalancerFactory() {
 575                 return $this->getService( 'DBLoadBalancerFactory' );
 576         }
 577
 578         /**
 579          * @since 1.27
 580          * @return EventRelayerGroup
 581          */
 582         public function getEventRelayerGroup() {
 583                 return $this->getService( 'EventRelayerGroup' );
 584         }
 585
 586         /**
 587          * @since 1.34
 588          * @return \ExternalStoreAccess
 589          */
 590         public function getExternalStoreAccess() {
 591                 return $this->getService( 'ExternalStoreAccess' );
 592         }
 593
 594         /**
 595          * @since 1.31
 596          * @return \ExternalStoreFactory
 597          */
 598         public function getExternalStoreFactory() {
 599                 return $this->getService( 'ExternalStoreFactory' );
 600         }
 601
 602         /**
 603          * @since 1.28
 604          * @return GenderCache
 605          */
 606         public function getGenderCache() {
 607                 return $this->getService( 'GenderCache' );
 608         }
 609
 610         /**
 611          * @since 1.31
 612          * @return HttpRequestFactory
 613          */
 614         public function getHttpRequestFactory() {
 615                 return $this->getService( 'HttpRequestFactory' );
 616         }
 617
 618         /**
 619          * @since 1.28
 620          * @return InterwikiLookup
 621          */
 622         public function getInterwikiLookup() {
 623                 return $this->getService( 'InterwikiLookup' );
 624         }
 625
 626         /**
 627          * @since 1.28
 628          * @return LinkCache
 629          */
 630         public function getLinkCache() {
 631                 return $this->getService( 'LinkCache' );
 632         }
 633
 634         /**
 635          * LinkRenderer instance that can be used
 636          * if no custom options are needed
 637          *
 638          * @since 1.28
 639          * @return LinkRenderer
 640          */
 641         public function getLinkRenderer() {
 642                 return $this->getService( 'LinkRenderer' );
 643         }
 644
 645         /**
 646          * @since 1.28
 647          * @return LinkRendererFactory
 648          */
 649         public function getLinkRendererFactory() {
 650                 return $this->getService( 'LinkRendererFactory' );
 651         }
 652
 653         /**
 654          * @since 1.28
 655          * @return \BagOStuff
 656          */
 657         public function getLocalServerObjectCache() {
 658                 return $this->getService( 'LocalServerObjectCache' );
 659         }
 660
 661         /**
 662          * @since 1.32
 663          * @return MagicWordFactory
 664          */
 665         public function getMagicWordFactory() {
 666                 return $this->getService( 'MagicWordFactory' );
 667         }
 668
 669         /**
 670          * Returns the Config object that provides configuration for MediaWiki core.
 671          * This may or may not be the same object that is returned by getBootstrapConfig().
 672          *
 673          * @since 1.27
 674          * @return Config
 675          */
 676         public function getMainConfig() {
 677                 return $this->getService( 'MainConfig' );
 678         }
 679
 680         /**
 681          * @since 1.28
 682          * @return \BagOStuff
 683          */
 684         public function getMainObjectStash() {
 685                 return $this->getService( 'MainObjectStash' );
 686         }
 687
 688         /**
 689          * @since 1.28
 690          * @return \WANObjectCache
 691          */
 692         public function getMainWANObjectCache() {
 693                 return $this->getService( 'MainWANObjectCache' );
 694         }
 695
 696         /**
 697          * @since 1.28
 698          * @return MediaHandlerFactory
 699          */
 700         public function getMediaHandlerFactory() {
 701                 return $this->getService( 'MediaHandlerFactory' );
 702         }
 703
 704         /**
 705          * @since 1.34
 706          * @return MessageCache
 707          */
 708         public function getMessageCache() : MessageCache {
 709                 return $this->getService( 'MessageCache' );
 710         }
 711
 712         /**
 713          * @since 1.28
 714          * @return MimeAnalyzer
 715          */
 716         public function getMimeAnalyzer() {
 717                 return $this->getService( 'MimeAnalyzer' );
 718         }
 719
 720         /**
 721          * @since 1.34
 722          * @return MovePageFactory
 723          */
 724         public function getMovePageFactory() : MovePageFactory {
 725                 return $this->getService( 'MovePageFactory' );
 726         }
 727
 728         /**
 729          * @since 1.34
 730          * @return NamespaceInfo
 731          */
 732         public function getNamespaceInfo() : NamespaceInfo {
 733                 return $this->getService( 'NamespaceInfo' );
 734         }
 735
 736         /**
 737          * @since 1.32
 738          * @return NameTableStoreFactory
 739          */
 740         public function getNameTableStoreFactory() {
 741                 return $this->getService( 'NameTableStoreFactory' );
 742         }
 743
 744         /**
 745          * ObjectFactory is intended for instantiating "handlers" from declarative definitions,
 746          * such as Action API modules, special pages, or REST API handlers.
 747          *
 748          * @since 1.34
 749          * @return ObjectFactory
 750          */
 751         public function getObjectFactory() {
 752                 return $this->getService( 'ObjectFactory' );
 753         }
 754
 755         /**
 756          * @since 1.32
 757          * @return OldRevisionImporter
 758          */
 759         public function getOldRevisionImporter() {
 760                 return $this->getService( 'OldRevisionImporter' );
 761         }
 762
 763         /**
 764          * @return PageEditStash
 765          * @since 1.34
 766          */
 767         public function getPageEditStash() {
 768                 return $this->getService( 'PageEditStash' );
 769         }
 770
 771         /**
 772          * @since 1.29
 773          * @return Parser
 774          */
 775         public function getParser() {
 776                 return $this->getService( 'Parser' );
 777         }
 778
 779         /**
 780          * @since 1.30
 781          * @return ParserCache
 782          */
 783         public function getParserCache() {
 784                 return $this->getService( 'ParserCache' );
 785         }
 786
 787         /**
 788          * @since 1.32
 789          * @return ParserFactory
 790          */
 791         public function getParserFactory() {
 792                 return $this->getService( 'ParserFactory' );
 793         }
 794
 795         /**
 796          * @since 1.32
 797          * @return PasswordFactory
 798          */
 799         public function getPasswordFactory() {
 800                 return $this->getService( 'PasswordFactory' );
 801         }
 802
 803         /**
 804          * @since 1.32
 805          * @return StatsdDataFactoryInterface
 806          */
 807         public function getPerDbNameStatsdDataFactory() {
 808                 return $this->getService( 'PerDbNameStatsdDataFactory' );
 809         }
 810
 811         /**
 812          * @since 1.33
 813          * @return PermissionManager
 814          */
 815         public function getPermissionManager() {
 816                 return $this->getService( 'PermissionManager' );
 817         }
 818
 819         /**
 820          * @since 1.31
 821          * @return PreferencesFactory
 822          */
 823         public function getPreferencesFactory() {
 824                 return $this->getService( 'PreferencesFactory' );
 825         }
 826
 827         /**
 828          * @since 1.28
 829          * @return ProxyLookup
 830          */
 831         public function getProxyLookup() {
 832                 return $this->getService( 'ProxyLookup' );
 833         }
 834
 835         /**
 836          * @since 1.29
 837          * @return \ReadOnlyMode
 838          */
 839         public function getReadOnlyMode() {
 840                 return $this->getService( 'ReadOnlyMode' );
 841         }
 842
 843         /**
 844          * @since 1.34
 845          * @return RepoGroup
 846          */
 847         public function getRepoGroup() : RepoGroup {
 848                 return $this->getService( 'RepoGroup' );
 849         }
 850
 851         /**
 852          * @since 1.33
 853          * @return ResourceLoader
 854          */
 855         public function getResourceLoader() {
 856                 return $this->getService( 'ResourceLoader' );
 857         }
 858
 859         /**
 860          * @since 1.31
 861          * @return RevisionFactory
 862          */
 863         public function getRevisionFactory() {
 864                 return $this->getService( 'RevisionFactory' );
 865         }
 866
 867         /**
 868          * @since 1.31
 869          * @return RevisionLookup
 870          */
 871         public function getRevisionLookup() {
 872                 return $this->getService( 'RevisionLookup' );
 873         }
 874
 875         /**
 876          * @since 1.32
 877          * @return RevisionRenderer
 878          */
 879         public function getRevisionRenderer() {
 880                 return $this->getService( 'RevisionRenderer' );
 881         }
 882
 883         /**
 884          * @since 1.31
 885          * @return RevisionStore
 886          */
 887         public function getRevisionStore() {
 888                 return $this->getService( 'RevisionStore' );
 889         }
 890
 891         /**
 892          * @since 1.32
 893          * @return RevisionStoreFactory
 894          */
 895         public function getRevisionStoreFactory() {
 896                 return $this->getService( 'RevisionStoreFactory' );
 897         }
 898
 899         /**
 900          * @since 1.27
 901          * @return SearchEngine
 902          */
 903         public function newSearchEngine() {
 904                 // New engine object every time, since they keep state
 905                 return $this->getService( 'SearchEngineFactory' )->create();
 906         }
 907
 908         /**
 909          * @since 1.27
 910          * @return SearchEngineConfig
 911          */
 912         public function getSearchEngineConfig() {
 913                 return $this->getService( 'SearchEngineConfig' );
 914         }
 915
 916         /**
 917          * @since 1.27
 918          * @return SearchEngineFactory
 919          */
 920         public function getSearchEngineFactory() {
 921                 return $this->getService( 'SearchEngineFactory' );
 922         }
 923
 924         /**
 925          * @since 1.30
 926          * @return CommandFactory
 927          */
 928         public function getShellCommandFactory() {
 929                 return $this->getService( 'ShellCommandFactory' );
 930         }
 931
 932         /**
 933          * @since 1.27
 934          * @return SiteLookup
 935          */
 936         public function getSiteLookup() {
 937                 return $this->getService( 'SiteLookup' );
 938         }
 939
 940         /**
 941          * @since 1.27
 942          * @return SiteStore
 943          */
 944         public function getSiteStore() {
 945                 return $this->getService( 'SiteStore' );
 946         }
 947
 948         /**
 949          * @since 1.27
 950          * @return SkinFactory
 951          */
 952         public function getSkinFactory() {
 953                 return $this->getService( 'SkinFactory' );
 954         }
 955
 956         /**
 957          * @since 1.33
 958          * @return SlotRoleRegistry
 959          */
 960         public function getSlotRoleRegistry() {
 961                 return $this->getService( 'SlotRoleRegistry' );
 962         }
 963
 964         /**
 965          * @since 1.31
 966          * @return NameTableStore
 967          */
 968         public function getSlotRoleStore() {
 969                 return $this->getService( 'NameTableStoreFactory' )->getSlotRoles();
 970         }
 971
 972         /**
 973          * @since 1.32
 974          * @return SpecialPageFactory
 975          */
 976         public function getSpecialPageFactory() : SpecialPageFactory {
 977                 return $this->getService( 'SpecialPageFactory' );
 978         }
 979
 980         /**
 981          * @since 1.27
 982          * @return IBufferingStatsdDataFactory
 983          */
 984         public function getStatsdDataFactory() {
 985                 return $this->getService( 'StatsdDataFactory' );
 986         }
 987
 988         /**
 989          * @since 1.34
 990          * @return TempFSFileFactory
 991          */
 992         public function getTempFSFileFactory() : TempFSFileFactory {
 993                 return $this->getService( 'TempFSFileFactory' );
 994         }
 995
 996         /**
 997          * @since 1.28
 998          * @return TitleFormatter
 999          */
1000         public function getTitleFormatter() {
1001                 return $this->getService( 'TitleFormatter' );
1002         }
1003
1004         /**
1005          * @since 1.28
1006          * @return TitleParser
1007          */
1008         public function getTitleParser() {
1009                 return $this->getService( 'TitleParser' );
1010         }
1011
1012         /**
1013          * @since 1.32
1014          * @return UploadRevisionImporter
1015          */
1016         public function getUploadRevisionImporter() {
1017                 return $this->getService( 'UploadRevisionImporter' );
1018         }
1019
1020         /**
1021          * @since 1.28
1022          * @return VirtualRESTServiceClient
1023          */
1024         public function getVirtualRESTServiceClient() {
1025                 return $this->getService( 'VirtualRESTServiceClient' );
1026         }
1027
1028         /**
1029          * @since 1.28
1030          * @return WatchedItemQueryService
1031          */
1032         public function getWatchedItemQueryService() {
1033                 return $this->getService( 'WatchedItemQueryService' );
1034         }
1035
1036         /**
1037          * @since 1.28
1038          * @return WatchedItemStoreInterface
1039          */
1040         public function getWatchedItemStore() {
1041                 return $this->getService( 'WatchedItemStore' );
1042         }
1043
1044         /**
1045          * @since 1.31
1046          * @return \OldRevisionImporter
1047          */
1048         public function getWikiRevisionOldRevisionImporter() {
1049                 return $this->getService( 'OldRevisionImporter' );
1050         }
1051
1052         /**
1053          * @since 1.31
1054          * @return \OldRevisionImporter
1055          */
1056         public function getWikiRevisionOldRevisionImporterNoUpdates() {
1057                 return $this->getService( 'WikiRevisionOldRevisionImporterNoUpdates' );
1058         }
1059
1060         /**
1061          * @since 1.31
1062          * @return \UploadRevisionImporter
1063          */
1064         public function getWikiRevisionUploadImporter() {
1065                 return $this->getService( 'UploadRevisionImporter' );
1066         }
1067
1068 }