includes/Setup.php

   1 <?php
   2 /**
   3  * Include most things that are needed to make MediaWiki work.
   4  *
   5  * This file is included by WebStart.php and doMaintenance.php so that both
   6  * web and maintenance scripts share a final set up phase to include necessary
   7  * files and create global object variables.
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  22  * http://www.gnu.org/copyleft/gpl.html
  23  *
  24  * @file
  25  */
  26 use MediaWiki\MediaWikiServices;
  27
  28 /**
  29  * This file is not a valid entry point, perform no further processing unless
  30  * MEDIAWIKI is defined
  31  */
  32 if ( !defined( 'MEDIAWIKI' ) ) {
  33         exit( 1 );
  34 }
  35
  36 $fname = 'Setup.php';
  37 $ps_setup = Profiler::instance()->scopedProfileIn( $fname );
  38
  39 // Load queued extensions
  40 ExtensionRegistry::getInstance()->loadFromQueue();
  41 // Don't let any other extensions load
  42 ExtensionRegistry::getInstance()->finish();
  43
  44 // Check to see if we are at the file scope
  45 if ( !isset( $wgVersion ) ) {
  46         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
  47         die( 1 );
  48 }
  49
  50 mb_internal_encoding( 'UTF-8' );
  51
  52 // Set the configured locale on all requests for consisteny
  53 putenv( "LC_ALL=$wgShellLocale" );
  54 setlocale( LC_ALL, $wgShellLocale );
  55
  56 // Set various default paths sensibly...
  57 $ps_default = Profiler::instance()->scopedProfileIn( $fname . '-defaults' );
  58
  59 if ( $wgScript === false ) {
  60         $wgScript = "$wgScriptPath/index.php";
  61 }
  62 if ( $wgLoadScript === false ) {
  63         $wgLoadScript = "$wgScriptPath/load.php";
  64 }
  65
  66 if ( $wgArticlePath === false ) {
  67         if ( $wgUsePathInfo ) {
  68                 $wgArticlePath = "$wgScript/$1";
  69         } else {
  70                 $wgArticlePath = "$wgScript?title=$1";
  71         }
  72 }
  73
  74 if ( !empty( $wgActionPaths ) && !isset( $wgActionPaths['view'] ) ) {
  75         // 'view' is assumed the default action path everywhere in the code
  76         // but is rarely filled in $wgActionPaths
  77         $wgActionPaths['view'] = $wgArticlePath;
  78 }
  79
  80 if ( $wgResourceBasePath === null ) {
  81         $wgResourceBasePath = $wgScriptPath;
  82 }
  83 if ( $wgStylePath === false ) {
  84         $wgStylePath = "$wgResourceBasePath/skins";
  85 }
  86 if ( $wgLocalStylePath === false ) {
  87         // Avoid wgResourceBasePath here since that may point to a different domain (e.g. CDN)
  88         $wgLocalStylePath = "$wgScriptPath/skins";
  89 }
  90 if ( $wgExtensionAssetsPath === false ) {
  91         $wgExtensionAssetsPath = "$wgResourceBasePath/extensions";
  92 }
  93
  94 if ( $wgLogo === false ) {
  95         $wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
  96 }
  97
  98 if ( $wgUploadPath === false ) {
  99         $wgUploadPath = "$wgScriptPath/images";
 100 }
 101 if ( $wgUploadDirectory === false ) {
 102         $wgUploadDirectory = "$IP/images";
 103 }
 104 if ( $wgReadOnlyFile === false ) {
 105         $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
 106 }
 107 if ( $wgFileCacheDirectory === false ) {
 108         $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
 109 }
 110 if ( $wgDeletedDirectory === false ) {
 111         $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
 112 }
 113
 114 if ( $wgGitInfoCacheDirectory === false && $wgCacheDirectory !== false ) {
 115         $wgGitInfoCacheDirectory = "{$wgCacheDirectory}/gitinfo";
 116 }
 117
 118 if ( $wgEnableParserCache === false ) {
 119         $wgParserCacheType = CACHE_NONE;
 120 }
 121
 122 // Fix path to icon images after they were moved in 1.24
 123 if ( $wgRightsIcon ) {
 124         $wgRightsIcon = str_replace(
 125                 "{$wgStylePath}/common/images/",
 126                 "{$wgResourceBasePath}/resources/assets/licenses/",
 127                 $wgRightsIcon
 128         );
 129 }
 130
 131 if ( isset( $wgFooterIcons['copyright']['copyright'] )
 132         && $wgFooterIcons['copyright']['copyright'] === []
 133 ) {
 134         if ( $wgRightsIcon || $wgRightsText ) {
 135                 $wgFooterIcons['copyright']['copyright'] = [
 136                         'url' => $wgRightsUrl,
 137                         'src' => $wgRightsIcon,
 138                         'alt' => $wgRightsText,
 139                 ];
 140         }
 141 }
 142
 143 if ( isset( $wgFooterIcons['poweredby'] )
 144         && isset( $wgFooterIcons['poweredby']['mediawiki'] )
 145         && $wgFooterIcons['poweredby']['mediawiki']['src'] === null
 146 ) {
 147         $wgFooterIcons['poweredby']['mediawiki']['src'] =
 148                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_88x31.png";
 149         $wgFooterIcons['poweredby']['mediawiki']['srcset'] =
 150                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_132x47.png 1.5x, " .
 151                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_176x62.png 2x";
 152 }
 153
 154 /**
 155  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
 156  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
 157  *
 158  * Note that this is the definition of editinterface and it can be granted to
 159  * all users if desired.
 160  */
 161 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
 162
 163 /**
 164  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
 165  * and "File_talk".  The old names "Image" and "Image_talk" are
 166  * retained as aliases for backwards compatibility.
 167  */
 168 $wgNamespaceAliases['Image'] = NS_FILE;
 169 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
 170
 171 /**
 172  * Initialise $wgLockManagers to include basic FS version
 173  */
 174 $wgLockManagers[] = [
 175         'name' => 'fsLockManager',
 176         'class' => 'FSLockManager',
 177         'lockDirectory' => "{$wgUploadDirectory}/lockdir",
 178 ];
 179 $wgLockManagers[] = [
 180         'name' => 'nullLockManager',
 181         'class' => 'NullLockManager',
 182 ];
 183
 184 /**
 185  * Default parameters for the "<gallery>" tag.
 186  * @see DefaultSettings.php for description of the fields.
 187  */
 188 $wgGalleryOptions += [
 189         'imagesPerRow' => 0,
 190         'imageWidth' => 120,
 191         'imageHeight' => 120,
 192         'captionLength' => true,
 193         'showBytes' => true,
 194         'showDimensions' => true,
 195         'mode' => 'traditional',
 196 ];
 197
 198 /**
 199  * Initialise $wgLocalFileRepo from backwards-compatible settings
 200  */
 201 if ( !$wgLocalFileRepo ) {
 202         $wgLocalFileRepo = [
 203                 'class' => 'LocalRepo',
 204                 'name' => 'local',
 205                 'directory' => $wgUploadDirectory,
 206                 'scriptDirUrl' => $wgScriptPath,
 207                 'scriptExtension' => '.php',
 208                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 209                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 210                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 211                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 212                 'deletedDir' => $wgDeletedDirectory,
 213                 'deletedHashLevels' => $wgHashedUploadDirectory ? 3 : 0
 214         ];
 215 }
 216 /**
 217  * Initialise shared repo from backwards-compatible settings
 218  */
 219 if ( $wgUseSharedUploads ) {
 220         if ( $wgSharedUploadDBname ) {
 221                 $wgForeignFileRepos[] = [
 222                         'class' => 'ForeignDBRepo',
 223                         'name' => 'shared',
 224                         'directory' => $wgSharedUploadDirectory,
 225                         'url' => $wgSharedUploadPath,
 226                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 227                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 228                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 229                         'dbType' => $wgDBtype,
 230                         'dbServer' => $wgDBserver,
 231                         'dbUser' => $wgDBuser,
 232                         'dbPassword' => $wgDBpassword,
 233                         'dbName' => $wgSharedUploadDBname,
 234                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 235                         'tablePrefix' => $wgSharedUploadDBprefix,
 236                         'hasSharedCache' => $wgCacheSharedUploads,
 237                         'descBaseUrl' => $wgRepositoryBaseUrl,
 238                         'fetchDescription' => $wgFetchCommonsDescriptions,
 239                 ];
 240         } else {
 241                 $wgForeignFileRepos[] = [
 242                         'class' => 'FileRepo',
 243                         'name' => 'shared',
 244                         'directory' => $wgSharedUploadDirectory,
 245                         'url' => $wgSharedUploadPath,
 246                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 247                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 248                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 249                         'descBaseUrl' => $wgRepositoryBaseUrl,
 250                         'fetchDescription' => $wgFetchCommonsDescriptions,
 251                 ];
 252         }
 253 }
 254 if ( $wgUseInstantCommons ) {
 255         $wgForeignFileRepos[] = [
 256                 'class' => 'ForeignAPIRepo',
 257                 'name' => 'wikimediacommons',
 258                 'apibase' => 'https://commons.wikimedia.org/w/api.php',
 259                 'url' => 'https://upload.wikimedia.org/wikipedia/commons',
 260                 'thumbUrl' => 'https://upload.wikimedia.org/wikipedia/commons/thumb',
 261                 'hashLevels' => 2,
 262                 'transformVia404' => true,
 263                 'fetchDescription' => true,
 264                 'descriptionCacheExpiry' => 43200,
 265                 'apiThumbCacheExpiry' => 0,
 266         ];
 267 }
 268 /*
 269  * Add on default file backend config for file repos.
 270  * FileBackendGroup will handle initializing the backends.
 271  */
 272 if ( !isset( $wgLocalFileRepo['backend'] ) ) {
 273         $wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
 274 }
 275 foreach ( $wgForeignFileRepos as &$repo ) {
 276         if ( !isset( $repo['directory'] ) && $repo['class'] === 'ForeignAPIRepo' ) {
 277                 $repo['directory'] = $wgUploadDirectory; // b/c
 278         }
 279         if ( !isset( $repo['backend'] ) ) {
 280                 $repo['backend'] = $repo['name'] . '-backend';
 281         }
 282 }
 283 unset( $repo ); // no global pollution; destroy reference
 284
 285 // Convert this deprecated setting to modern system
 286 if ( $wgExperimentalHtmlIds ) {
 287         $wgFragmentMode = [ 'html5-legacy', 'legacy' ];
 288 }
 289
 290 $rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
 291 if ( $wgRCFilterByAge ) {
 292         // Trim down $wgRCLinkDays so that it only lists links which are valid
 293         // as determined by $wgRCMaxAge.
 294         // Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 295         sort( $wgRCLinkDays );
 296
 297         // @codingStandardsIgnoreStart Generic.CodeAnalysis.ForLoopWithTestFunctionCall.NotAllowed
 298         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 299                 // @codingStandardsIgnoreEnd
 300                 if ( $wgRCLinkDays[$i] >= $rcMaxAgeDays ) {
 301                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 302                         break;
 303                 }
 304         }
 305 }
 306 // Ensure that default user options are not invalid, since that breaks Special:Preferences
 307 $wgDefaultUserOptions['rcdays'] = min(
 308         $wgDefaultUserOptions['rcdays'],
 309         ceil( $rcMaxAgeDays )
 310 );
 311 $wgDefaultUserOptions['watchlistdays'] = min(
 312         $wgDefaultUserOptions['watchlistdays'],
 313         ceil( $rcMaxAgeDays )
 314 );
 315 unset( $rcMaxAgeDays );
 316
 317 if ( $wgSkipSkin ) {
 318         $wgSkipSkins[] = $wgSkipSkin;
 319 }
 320
 321 $wgSkipSkins[] = 'fallback';
 322 $wgSkipSkins[] = 'apioutput';
 323
 324 if ( $wgLocalInterwiki ) {
 325         array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
 326 }
 327
 328 // Set default shared prefix
 329 if ( $wgSharedPrefix === false ) {
 330         $wgSharedPrefix = $wgDBprefix;
 331 }
 332
 333 // Set default shared schema
 334 if ( $wgSharedSchema === false ) {
 335         $wgSharedSchema = $wgDBmwschema;
 336 }
 337
 338 if ( !$wgCookiePrefix ) {
 339         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 340                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 341         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 342                 $wgCookiePrefix = $wgSharedDB;
 343         } elseif ( $wgDBprefix ) {
 344                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 345         } else {
 346                 $wgCookiePrefix = $wgDBname;
 347         }
 348 }
 349 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 350
 351 if ( $wgEnableEmail ) {
 352         $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 353 } else {
 354         // Disable all other email settings automatically if $wgEnableEmail
 355         // is set to false. - T65678
 356         $wgAllowHTMLEmail = false;
 357         $wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
 358         $wgEnableUserEmail = false;
 359         $wgEnotifFromEditor = false;
 360         $wgEnotifImpersonal = false;
 361         $wgEnotifMaxRecips = 0;
 362         $wgEnotifMinorEdits = false;
 363         $wgEnotifRevealEditorAddress = false;
 364         $wgEnotifUseRealName = false;
 365         $wgEnotifUserTalk = false;
 366         $wgEnotifWatchlist = false;
 367         unset( $wgGroupPermissions['user']['sendemail'] );
 368         $wgUseEnotif = false;
 369         $wgUserEmailUseReplyTo = false;
 370         $wgUsersNotifiedOnAllChanges = [];
 371 }
 372
 373 if ( $wgMetaNamespace === false ) {
 374         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 375 }
 376
 377 // Default value is 2000 or the suhosin limit if it is between 1 and 2000
 378 if ( $wgResourceLoaderMaxQueryLength === false ) {
 379         $suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
 380         if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
 381                 $wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
 382         } else {
 383                 $wgResourceLoaderMaxQueryLength = 2000;
 384         }
 385         unset( $suhosinMaxValueLength );
 386 }
 387
 388 // Ensure the minimum chunk size is less than PHP upload limits or the maximum
 389 // upload size.
 390 $wgMinUploadChunkSize = min(
 391         $wgMinUploadChunkSize,
 392         UploadBase::getMaxUploadSize( 'file' ),
 393         UploadBase::getMaxPhpUploadSize(),
 394         ( wfShorthandToInteger(
 395                 ini_get( 'post_max_size' ) ?: ini_get( 'hhvm.server.max_post_size' ),
 396                 PHP_INT_MAX
 397         ) ?: PHP_INT_MAX ) - 1024 // Leave some room for other POST parameters
 398 );
 399
 400 /**
 401  * Definitions of the NS_ constants are in Defines.php
 402  * @private
 403  */
 404 $wgCanonicalNamespaceNames = [
 405         NS_MEDIA            => 'Media',
 406         NS_SPECIAL          => 'Special',
 407         NS_TALK             => 'Talk',
 408         NS_USER             => 'User',
 409         NS_USER_TALK        => 'User_talk',
 410         NS_PROJECT          => 'Project',
 411         NS_PROJECT_TALK     => 'Project_talk',
 412         NS_FILE             => 'File',
 413         NS_FILE_TALK        => 'File_talk',
 414         NS_MEDIAWIKI        => 'MediaWiki',
 415         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 416         NS_TEMPLATE         => 'Template',
 417         NS_TEMPLATE_TALK    => 'Template_talk',
 418         NS_HELP             => 'Help',
 419         NS_HELP_TALK        => 'Help_talk',
 420         NS_CATEGORY         => 'Category',
 421         NS_CATEGORY_TALK    => 'Category_talk',
 422 ];
 423
 424 /// @todo UGLY UGLY
 425 if ( is_array( $wgExtraNamespaces ) ) {
 426         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 427 }
 428
 429 // Merge in the legacy language codes, incorporating overrides from the config
 430 $wgDummyLanguageCodes += [
 431         'qqq' => 'qqq', // Used for message documentation
 432         'qqx' => 'qqx', // Used for viewing message keys
 433 ] + $wgExtraLanguageCodes + LanguageCode::getDeprecatedCodeMapping();
 434
 435 // These are now the same, always
 436 // To determine the user language, use $wgLang->getCode()
 437 $wgContLanguageCode = $wgLanguageCode;
 438
 439 // Easy to forget to falsify $wgDebugToolbar for static caches.
 440 // If file cache or CDN cache is on, just disable this (DWIMD).
 441 if ( $wgUseFileCache || $wgUseSquid ) {
 442         $wgDebugToolbar = false;
 443 }
 444
 445 // We always output HTML5 since 1.22, overriding these is no longer supported
 446 // we set them here for extensions that depend on its value.
 447 $wgHtml5 = true;
 448 $wgXhtmlDefaultNamespace = 'http://www.w3.org/1999/xhtml';
 449 $wgJsMimeType = 'text/javascript';
 450
 451 // Blacklisted file extensions shouldn't appear on the "allowed" list
 452 $wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
 453
 454 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 455         MediaWiki\suppressWarnings();
 456         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
 457         MediaWiki\restoreWarnings();
 458 }
 459
 460 if ( $wgNewUserLog ) {
 461         // Add a new log type
 462         $wgLogTypes[] = 'newusers';
 463         $wgLogNames['newusers'] = 'newuserlogpage';
 464         $wgLogHeaders['newusers'] = 'newuserlogpagetext';
 465         $wgLogActionsHandlers['newusers/newusers'] = 'NewUsersLogFormatter';
 466         $wgLogActionsHandlers['newusers/create'] = 'NewUsersLogFormatter';
 467         $wgLogActionsHandlers['newusers/create2'] = 'NewUsersLogFormatter';
 468         $wgLogActionsHandlers['newusers/byemail'] = 'NewUsersLogFormatter';
 469         $wgLogActionsHandlers['newusers/autocreate'] = 'NewUsersLogFormatter';
 470 }
 471
 472 if ( $wgPageLanguageUseDB ) {
 473         $wgLogTypes[] = 'pagelang';
 474         $wgLogActionsHandlers['pagelang/pagelang'] = 'PageLangLogFormatter';
 475 }
 476
 477 if ( $wgCookieSecure === 'detect' ) {
 478         $wgCookieSecure = ( WebRequest::detectProtocol() === 'https' );
 479 }
 480
 481 if ( $wgProfileOnly ) {
 482         $wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
 483         $wgDebugLogFile = '';
 484 }
 485
 486 // Backwards compatibility with old password limits
 487 if ( $wgMinimalPasswordLength !== false ) {
 488         $wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
 489 }
 490
 491 if ( $wgMaximalPasswordLength !== false ) {
 492         $wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
 493 }
 494
 495 // Backwards compatibility warning
 496 if ( !$wgSessionsInObjectCache ) {
 497         wfDeprecated( '$wgSessionsInObjectCache = false', '1.27' );
 498         if ( $wgSessionHandler ) {
 499                 wfDeprecated( '$wgSessionsHandler', '1.27' );
 500         }
 501         $cacheType = get_class( ObjectCache::getInstance( $wgSessionCacheType ) );
 502         wfDebugLog(
 503                 'caches',
 504                 "Session data will be stored in \"$cacheType\" cache with " .
 505                         "expiry $wgObjectCacheSessionExpiry seconds"
 506         );
 507 }
 508 $wgSessionsInObjectCache = true;
 509
 510 if ( $wgPHPSessionHandling !== 'enable' &&
 511         $wgPHPSessionHandling !== 'warn' &&
 512         $wgPHPSessionHandling !== 'disable'
 513 ) {
 514         $wgPHPSessionHandling = 'warn';
 515 }
 516 if ( defined( 'MW_NO_SESSION' ) ) {
 517         // If the entry point wants no session, force 'disable' here unless they
 518         // specifically set it to the (undocumented) 'warn'.
 519         $wgPHPSessionHandling = MW_NO_SESSION === 'warn' ? 'warn' : 'disable';
 520 }
 521
 522 Profiler::instance()->scopedProfileOut( $ps_default );
 523
 524 // Disable MWDebug for command line mode, this prevents MWDebug from eating up
 525 // all the memory from logging SQL queries on maintenance scripts
 526 global $wgCommandLineMode;
 527 if ( $wgDebugToolbar && !$wgCommandLineMode ) {
 528         MWDebug::init();
 529 }
 530
 531 // Reset the global service locator, so any services that have already been created will be
 532 // re-created while taking into account any custom settings and extensions.
 533 MediaWikiServices::resetGlobalInstance( new GlobalVarConfig(), 'quick' );
 534
 535 if ( $wgSharedDB && $wgSharedTables ) {
 536         // Apply $wgSharedDB table aliases for the local LB (all non-foreign DB connections)
 537         MediaWikiServices::getInstance()->getDBLoadBalancer()->setTableAliases(
 538                 array_fill_keys(
 539                         $wgSharedTables,
 540                         [
 541                                 'dbname' => $wgSharedDB,
 542                                 'schema' => $wgSharedSchema,
 543                                 'prefix' => $wgSharedPrefix
 544                         ]
 545                 )
 546         );
 547 }
 548
 549 // Define a constant that indicates that the bootstrapping of the service locator
 550 // is complete.
 551 define( 'MW_SERVICE_BOOTSTRAP_COMPLETE', 1 );
 552
 553 MWExceptionHandler::installHandler();
 554
 555 require_once "$IP/includes/compat/normal/UtfNormalUtil.php";
 556
 557 $ps_validation = Profiler::instance()->scopedProfileIn( $fname . '-validation' );
 558
 559 // T48998: Bail out early if $wgArticlePath is non-absolute
 560 foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
 561         if ( $$varName && !preg_match( '/^(https?:\/\/|\/)/', $$varName ) ) {
 562                 throw new FatalError(
 563                         "If you use a relative URL for \$$varName, it must start " .
 564                         'with a slash (<code>/</code>).<br><br>See ' .
 565                         "<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
 566                         "https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
 567                 );
 568         }
 569 }
 570
 571 Profiler::instance()->scopedProfileOut( $ps_validation );
 572
 573 $ps_default2 = Profiler::instance()->scopedProfileIn( $fname . '-defaults2' );
 574
 575 if ( $wgCanonicalServer === false ) {
 576         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 577 }
 578
 579 // Set server name
 580 $serverParts = wfParseUrl( $wgCanonicalServer );
 581 if ( $wgServerName !== false ) {
 582         wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
 583                 . 'not customized. Overwriting $wgServerName.' );
 584 }
 585 $wgServerName = $serverParts['host'];
 586 unset( $serverParts );
 587
 588 // Set defaults for configuration variables
 589 // that are derived from the server name by default
 590 // Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
 591 if ( !$wgEmergencyContact ) {
 592         $wgEmergencyContact = 'wikiadmin@' . $wgServerName;
 593 }
 594 if ( !$wgPasswordSender ) {
 595         $wgPasswordSender = 'apache@' . $wgServerName;
 596 }
 597 if ( !$wgNoReplyAddress ) {
 598         $wgNoReplyAddress = $wgPasswordSender;
 599 }
 600
 601 if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
 602         $wgSecureLogin = false;
 603         wfWarn( 'Secure login was enabled on a server that only supports '
 604                 . 'HTTP or HTTPS. Disabling secure login.' );
 605 }
 606
 607 $wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
 608
 609 // Now that GlobalFunctions is loaded, set defaults that depend on it.
 610 if ( $wgTmpDirectory === false ) {
 611         $wgTmpDirectory = wfTempDir();
 612 }
 613
 614 // We don't use counters anymore. Left here for extensions still
 615 // expecting this to exist. Should be removed sometime 1.26 or later.
 616 if ( !isset( $wgDisableCounters ) ) {
 617         $wgDisableCounters = true;
 618 }
 619
 620 if ( $wgMainWANCache === false ) {
 621         // Setup a WAN cache from $wgMainCacheType with no relayer.
 622         // Sites using multiple datacenters can configure a relayer.
 623         $wgMainWANCache = 'mediawiki-main-default';
 624         $wgWANObjectCaches[$wgMainWANCache] = [
 625                 'class'    => 'WANObjectCache',
 626                 'cacheId'  => $wgMainCacheType,
 627                 'channels' => [ 'purge' => 'wancache-main-default-purge' ]
 628         ];
 629 }
 630
 631 Profiler::instance()->scopedProfileOut( $ps_default2 );
 632
 633 $ps_misc = Profiler::instance()->scopedProfileIn( $fname . '-misc1' );
 634
 635 // Raise the memory limit if it's too low
 636 wfMemoryLimit();
 637
 638 /**
 639  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 640  * that happens whenever you use a date function without the timezone being
 641  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 642  */
 643 if ( is_null( $wgLocaltimezone ) ) {
 644         MediaWiki\suppressWarnings();
 645         $wgLocaltimezone = date_default_timezone_get();
 646         MediaWiki\restoreWarnings();
 647 }
 648
 649 date_default_timezone_set( $wgLocaltimezone );
 650 if ( is_null( $wgLocalTZoffset ) ) {
 651         $wgLocalTZoffset = date( 'Z' ) / 60;
 652 }
 653 // The part after the System| is ignored, but rest of MW fills it
 654 // out as the local offset.
 655 $wgDefaultUserOptions['timecorrection'] = "System|$wgLocalTZoffset";
 656
 657 if ( !$wgDBerrorLogTZ ) {
 658         $wgDBerrorLogTZ = $wgLocaltimezone;
 659 }
 660
 661 // initialize the request object in $wgRequest
 662 $wgRequest = RequestContext::getMain()->getRequest(); // BackCompat
 663 // Set user IP/agent information for causal consistency purposes
 664 MediaWikiServices::getInstance()->getDBLoadBalancerFactory()->setRequestInfo( [
 665         'IPAddress' => $wgRequest->getIP(),
 666         'UserAgent' => $wgRequest->getHeader( 'User-Agent' ),
 667         'ChronologyProtection' => $wgRequest->getHeader( 'ChronologyProtection' )
 668 ] );
 669
 670 // Useful debug output
 671 if ( $wgCommandLineMode ) {
 672         wfDebug( "\n\nStart command line script $self\n" );
 673 } else {
 674         $debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
 675
 676         if ( $wgDebugPrintHttpHeaders ) {
 677                 $debug .= "HTTP HEADERS:\n";
 678
 679                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 680                         $debug .= "$name: $value\n";
 681                 }
 682         }
 683         wfDebug( $debug );
 684 }
 685
 686 Profiler::instance()->scopedProfileOut( $ps_misc );
 687 $ps_memcached = Profiler::instance()->scopedProfileIn( $fname . '-memcached' );
 688
 689 $wgMemc = wfGetMainCache();
 690 $messageMemc = wfGetMessageCacheStorage();
 691
 692 /**
 693  * @deprecated since 1.30
 694  */
 695 $parserMemc = new DeprecatedGlobal( 'parserMemc', function () {
 696         return MediaWikiServices::getInstance()->getParserCache()->getCacheStorage();
 697 }, '1.30' );
 698
 699 wfDebugLog( 'caches',
 700         'cluster: ' . get_class( $wgMemc ) .
 701         ', WAN: ' . ( $wgMainWANCache === CACHE_NONE ? 'CACHE_NONE' : $wgMainWANCache ) .
 702         ', stash: ' . $wgMainStash .
 703         ', message: ' . get_class( $messageMemc ) .
 704         ', session: ' . get_class( ObjectCache::getInstance( $wgSessionCacheType ) )
 705 );
 706
 707 Profiler::instance()->scopedProfileOut( $ps_memcached );
 708
 709 // Most of the config is out, some might want to run hooks here.
 710 Hooks::run( 'SetupAfterCache' );
 711
 712 $ps_globals = Profiler::instance()->scopedProfileIn( $fname . '-globals' );
 713
 714 /**
 715  * @var Language $wgContLang
 716  */
 717 $wgContLang = Language::factory( $wgLanguageCode );
 718 $wgContLang->initContLang();
 719
 720 // Now that variant lists may be available...
 721 $wgRequest->interpolateTitle();
 722
 723 if ( !is_object( $wgAuth ) ) {
 724         $wgAuth = new MediaWiki\Auth\AuthManagerAuthPlugin;
 725         Hooks::run( 'AuthPluginSetup', [ &$wgAuth ] );
 726 }
 727 if ( $wgAuth && !$wgAuth instanceof MediaWiki\Auth\AuthManagerAuthPlugin ) {
 728         MediaWiki\Auth\AuthManager::singleton()->forcePrimaryAuthenticationProviders( [
 729                 new MediaWiki\Auth\TemporaryPasswordPrimaryAuthenticationProvider( [
 730                         'authoritative' => false,
 731                 ] ),
 732                 new MediaWiki\Auth\AuthPluginPrimaryAuthenticationProvider( $wgAuth ),
 733                 new MediaWiki\Auth\LocalPasswordPrimaryAuthenticationProvider( [
 734                         'authoritative' => true,
 735                 ] ),
 736         ], '$wgAuth is ' . get_class( $wgAuth ) );
 737 }
 738
 739 // Set up the session
 740 $ps_session = Profiler::instance()->scopedProfileIn( $fname . '-session' );
 741 /**
 742  * @var MediaWiki\Session\SessionId|null $wgInitialSessionId The persistent
 743  * session ID (if any) loaded at startup
 744  */
 745 $wgInitialSessionId = null;
 746 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 747         // If session.auto_start is there, we can't touch session name
 748         if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
 749                 session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 750         }
 751
 752         // Create the SessionManager singleton and set up our session handler,
 753         // unless we're specifically asked not to.
 754         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 755                 MediaWiki\Session\PHPSessionHandler::install(
 756                         MediaWiki\Session\SessionManager::singleton()
 757                 );
 758         }
 759
 760         // Initialize the session
 761         try {
 762                 $session = MediaWiki\Session\SessionManager::getGlobalSession();
 763         } catch ( OverflowException $ex ) {
 764                 if ( isset( $ex->sessionInfos ) && count( $ex->sessionInfos ) >= 2 ) {
 765                         // The exception is because the request had multiple possible
 766                         // sessions tied for top priority. Report this to the user.
 767                         $list = [];
 768                         foreach ( $ex->sessionInfos as $info ) {
 769                                 $list[] = $info->getProvider()->describe( $wgContLang );
 770                         }
 771                         $list = $wgContLang->listToText( $list );
 772                         throw new HttpError( 400,
 773                                 Message::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
 774                         );
 775                 }
 776
 777                 // Not the one we want, rethrow
 778                 throw $ex;
 779         }
 780
 781         if ( $session->isPersistent() ) {
 782                 $wgInitialSessionId = $session->getSessionId();
 783         }
 784
 785         $session->renew();
 786         if ( MediaWiki\Session\PHPSessionHandler::isEnabled() &&
 787                 ( $session->isPersistent() || $session->shouldRememberUser() )
 788         ) {
 789                 // Start the PHP-session for backwards compatibility
 790                 session_id( $session->getId() );
 791                 MediaWiki\quietCall( 'session_start' );
 792         }
 793
 794         unset( $session );
 795 } else {
 796         // Even if we didn't set up a global Session, still install our session
 797         // handler unless specifically requested not to.
 798         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 799                 MediaWiki\Session\PHPSessionHandler::install(
 800                         MediaWiki\Session\SessionManager::singleton()
 801                 );
 802         }
 803 }
 804 Profiler::instance()->scopedProfileOut( $ps_session );
 805
 806 /**
 807  * @var User $wgUser
 808  */
 809 $wgUser = RequestContext::getMain()->getUser(); // BackCompat
 810
 811 /**
 812  * @var Language $wgLang
 813  */
 814 $wgLang = new StubUserLang;
 815
 816 /**
 817  * @var OutputPage $wgOut
 818  */
 819 $wgOut = RequestContext::getMain()->getOutput(); // BackCompat
 820
 821 /**
 822  * @var Parser $wgParser
 823  */
 824 $wgParser = new StubObject( 'wgParser', function () {
 825         return MediaWikiServices::getInstance()->getParser();
 826 } );
 827
 828 /**
 829  * @var Title $wgTitle
 830  */
 831 $wgTitle = null;
 832
 833 Profiler::instance()->scopedProfileOut( $ps_globals );
 834 $ps_extensions = Profiler::instance()->scopedProfileIn( $fname . '-extensions' );
 835
 836 // Extension setup functions
 837 // Entries should be added to this variable during the inclusion
 838 // of the extension file. This allows the extension to perform
 839 // any necessary initialisation in the fully initialised environment
 840 foreach ( $wgExtensionFunctions as $func ) {
 841         // Allow closures in PHP 5.3+
 842         if ( is_object( $func ) && $func instanceof Closure ) {
 843                 $profName = $fname . '-extensions-closure';
 844         } elseif ( is_array( $func ) ) {
 845                 if ( is_object( $func[0] ) ) {
 846                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 847                 } else {
 848                         $profName = $fname . '-extensions-' . implode( '::', $func );
 849                 }
 850         } else {
 851                 $profName = $fname . '-extensions-' . strval( $func );
 852         }
 853
 854         $ps_ext_func = Profiler::instance()->scopedProfileIn( $profName );
 855         call_user_func( $func );
 856         Profiler::instance()->scopedProfileOut( $ps_ext_func );
 857 }
 858
 859 // If the session user has a 0 id but a valid name, that means we need to
 860 // autocreate it.
 861 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 862         $sessionUser = MediaWiki\Session\SessionManager::getGlobalSession()->getUser();
 863         if ( $sessionUser->getId() === 0 && User::isValidUserName( $sessionUser->getName() ) ) {
 864                 $ps_autocreate = Profiler::instance()->scopedProfileIn( $fname . '-autocreate' );
 865                 $res = MediaWiki\Auth\AuthManager::singleton()->autoCreateUser(
 866                         $sessionUser,
 867                         MediaWiki\Auth\AuthManager::AUTOCREATE_SOURCE_SESSION,
 868                         true
 869                 );
 870                 Profiler::instance()->scopedProfileOut( $ps_autocreate );
 871                 \MediaWiki\Logger\LoggerFactory::getInstance( 'authevents' )->info( 'Autocreation attempt', [
 872                         'event' => 'autocreate',
 873                         'status' => $res,
 874                 ] );
 875                 unset( $res );
 876         }
 877         unset( $sessionUser );
 878 }
 879
 880 if ( !$wgCommandLineMode ) {
 881         Pingback::schedulePingback();
 882 }
 883
 884 $wgFullyInitialised = true;
 885
 886 Profiler::instance()->scopedProfileOut( $ps_extensions );
 887 Profiler::instance()->scopedProfileOut( $ps_setup );