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 $rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
 286 if ( $wgRCFilterByAge ) {
 287         // Trim down $wgRCLinkDays so that it only lists links which are valid
 288         // as determined by $wgRCMaxAge.
 289         // Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 290         sort( $wgRCLinkDays );
 291
 292         // @codingStandardsIgnoreStart Generic.CodeAnalysis.ForLoopWithTestFunctionCall.NotAllowed
 293         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 294                 // @codingStandardsIgnoreEnd
 295                 if ( $wgRCLinkDays[$i] >= $rcMaxAgeDays ) {
 296                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 297                         break;
 298                 }
 299         }
 300 }
 301 // Ensure that default user options are not invalid, since that breaks Special:Preferences
 302 $wgDefaultUserOptions['rcdays'] = min(
 303         $wgDefaultUserOptions['rcdays'],
 304         ceil( $rcMaxAgeDays )
 305 );
 306 $wgDefaultUserOptions['watchlistdays'] = min(
 307         $wgDefaultUserOptions['watchlistdays'],
 308         ceil( $rcMaxAgeDays )
 309 );
 310 unset( $rcMaxAgeDays );
 311
 312 if ( $wgSkipSkin ) {
 313         $wgSkipSkins[] = $wgSkipSkin;
 314 }
 315
 316 $wgSkipSkins[] = 'fallback';
 317 $wgSkipSkins[] = 'apioutput';
 318
 319 if ( $wgLocalInterwiki ) {
 320         array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
 321 }
 322
 323 // Set default shared prefix
 324 if ( $wgSharedPrefix === false ) {
 325         $wgSharedPrefix = $wgDBprefix;
 326 }
 327
 328 // Set default shared schema
 329 if ( $wgSharedSchema === false ) {
 330         $wgSharedSchema = $wgDBmwschema;
 331 }
 332
 333 if ( !$wgCookiePrefix ) {
 334         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 335                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 336         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 337                 $wgCookiePrefix = $wgSharedDB;
 338         } elseif ( $wgDBprefix ) {
 339                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 340         } else {
 341                 $wgCookiePrefix = $wgDBname;
 342         }
 343 }
 344 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 345
 346 if ( $wgEnableEmail ) {
 347         $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 348 } else {
 349         // Disable all other email settings automatically if $wgEnableEmail
 350         // is set to false. - T65678
 351         $wgAllowHTMLEmail = false;
 352         $wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
 353         $wgEnableUserEmail = false;
 354         $wgEnotifFromEditor = false;
 355         $wgEnotifImpersonal = false;
 356         $wgEnotifMaxRecips = 0;
 357         $wgEnotifMinorEdits = false;
 358         $wgEnotifRevealEditorAddress = false;
 359         $wgEnotifUseRealName = false;
 360         $wgEnotifUserTalk = false;
 361         $wgEnotifWatchlist = false;
 362         unset( $wgGroupPermissions['user']['sendemail'] );
 363         $wgUseEnotif = false;
 364         $wgUserEmailUseReplyTo = false;
 365         $wgUsersNotifiedOnAllChanges = [];
 366 }
 367
 368 if ( $wgMetaNamespace === false ) {
 369         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 370 }
 371
 372 // Default value is 2000 or the suhosin limit if it is between 1 and 2000
 373 if ( $wgResourceLoaderMaxQueryLength === false ) {
 374         $suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
 375         if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
 376                 $wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
 377         } else {
 378                 $wgResourceLoaderMaxQueryLength = 2000;
 379         }
 380         unset( $suhosinMaxValueLength );
 381 }
 382
 383 // Ensure the minimum chunk size is less than PHP upload limits or the maximum
 384 // upload size.
 385 $wgMinUploadChunkSize = min(
 386         $wgMinUploadChunkSize,
 387         UploadBase::getMaxUploadSize( 'file' ),
 388         UploadBase::getMaxPhpUploadSize(),
 389         ( wfShorthandToInteger(
 390                 ini_get( 'post_max_size' ) ?: ini_get( 'hhvm.server.max_post_size' ),
 391                 PHP_INT_MAX
 392         ) ?: PHP_INT_MAX ) - 1024 // Leave some room for other POST parameters
 393 );
 394
 395 /**
 396  * Definitions of the NS_ constants are in Defines.php
 397  * @private
 398  */
 399 $wgCanonicalNamespaceNames = [
 400         NS_MEDIA            => 'Media',
 401         NS_SPECIAL          => 'Special',
 402         NS_TALK             => 'Talk',
 403         NS_USER             => 'User',
 404         NS_USER_TALK        => 'User_talk',
 405         NS_PROJECT          => 'Project',
 406         NS_PROJECT_TALK     => 'Project_talk',
 407         NS_FILE             => 'File',
 408         NS_FILE_TALK        => 'File_talk',
 409         NS_MEDIAWIKI        => 'MediaWiki',
 410         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 411         NS_TEMPLATE         => 'Template',
 412         NS_TEMPLATE_TALK    => 'Template_talk',
 413         NS_HELP             => 'Help',
 414         NS_HELP_TALK        => 'Help_talk',
 415         NS_CATEGORY         => 'Category',
 416         NS_CATEGORY_TALK    => 'Category_talk',
 417 ];
 418
 419 /// @todo UGLY UGLY
 420 if ( is_array( $wgExtraNamespaces ) ) {
 421         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 422 }
 423
 424 // Merge in the legacy language codes, incorporating overrides from the config
 425 $wgDummyLanguageCodes += [
 426         'qqq' => 'qqq', // Used for message documentation
 427         'qqx' => 'qqx', // Used for viewing message keys
 428 ] + $wgExtraLanguageCodes + LanguageCode::getDeprecatedCodeMapping();
 429
 430 // These are now the same, always
 431 // To determine the user language, use $wgLang->getCode()
 432 $wgContLanguageCode = $wgLanguageCode;
 433
 434 // Easy to forget to falsify $wgDebugToolbar for static caches.
 435 // If file cache or CDN cache is on, just disable this (DWIMD).
 436 if ( $wgUseFileCache || $wgUseSquid ) {
 437         $wgDebugToolbar = false;
 438 }
 439
 440 // We always output HTML5 since 1.22, overriding these is no longer supported
 441 // we set them here for extensions that depend on its value.
 442 $wgHtml5 = true;
 443 $wgXhtmlDefaultNamespace = 'http://www.w3.org/1999/xhtml';
 444 $wgJsMimeType = 'text/javascript';
 445
 446 // Blacklisted file extensions shouldn't appear on the "allowed" list
 447 $wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
 448
 449 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 450         MediaWiki\suppressWarnings();
 451         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
 452         MediaWiki\restoreWarnings();
 453 }
 454
 455 if ( $wgNewUserLog ) {
 456         // Add a new log type
 457         $wgLogTypes[] = 'newusers';
 458         $wgLogNames['newusers'] = 'newuserlogpage';
 459         $wgLogHeaders['newusers'] = 'newuserlogpagetext';
 460         $wgLogActionsHandlers['newusers/newusers'] = 'NewUsersLogFormatter';
 461         $wgLogActionsHandlers['newusers/create'] = 'NewUsersLogFormatter';
 462         $wgLogActionsHandlers['newusers/create2'] = 'NewUsersLogFormatter';
 463         $wgLogActionsHandlers['newusers/byemail'] = 'NewUsersLogFormatter';
 464         $wgLogActionsHandlers['newusers/autocreate'] = 'NewUsersLogFormatter';
 465 }
 466
 467 if ( $wgPageLanguageUseDB ) {
 468         $wgLogTypes[] = 'pagelang';
 469         $wgLogActionsHandlers['pagelang/pagelang'] = 'PageLangLogFormatter';
 470 }
 471
 472 if ( $wgCookieSecure === 'detect' ) {
 473         $wgCookieSecure = ( WebRequest::detectProtocol() === 'https' );
 474 }
 475
 476 if ( $wgProfileOnly ) {
 477         $wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
 478         $wgDebugLogFile = '';
 479 }
 480
 481 // Backwards compatibility with old password limits
 482 if ( $wgMinimalPasswordLength !== false ) {
 483         $wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
 484 }
 485
 486 if ( $wgMaximalPasswordLength !== false ) {
 487         $wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
 488 }
 489
 490 // Backwards compatibility warning
 491 if ( !$wgSessionsInObjectCache ) {
 492         wfDeprecated( '$wgSessionsInObjectCache = false', '1.27' );
 493         if ( $wgSessionHandler ) {
 494                 wfDeprecated( '$wgSessionsHandler', '1.27' );
 495         }
 496         $cacheType = get_class( ObjectCache::getInstance( $wgSessionCacheType ) );
 497         wfDebugLog(
 498                 'caches',
 499                 "Session data will be stored in \"$cacheType\" cache with " .
 500                         "expiry $wgObjectCacheSessionExpiry seconds"
 501         );
 502 }
 503 $wgSessionsInObjectCache = true;
 504
 505 if ( $wgPHPSessionHandling !== 'enable' &&
 506         $wgPHPSessionHandling !== 'warn' &&
 507         $wgPHPSessionHandling !== 'disable'
 508 ) {
 509         $wgPHPSessionHandling = 'warn';
 510 }
 511 if ( defined( 'MW_NO_SESSION' ) ) {
 512         // If the entry point wants no session, force 'disable' here unless they
 513         // specifically set it to the (undocumented) 'warn'.
 514         $wgPHPSessionHandling = MW_NO_SESSION === 'warn' ? 'warn' : 'disable';
 515 }
 516
 517 Profiler::instance()->scopedProfileOut( $ps_default );
 518
 519 // Disable MWDebug for command line mode, this prevents MWDebug from eating up
 520 // all the memory from logging SQL queries on maintenance scripts
 521 global $wgCommandLineMode;
 522 if ( $wgDebugToolbar && !$wgCommandLineMode ) {
 523         MWDebug::init();
 524 }
 525
 526 // Reset the global service locator, so any services that have already been created will be
 527 // re-created while taking into account any custom settings and extensions.
 528 MediaWikiServices::resetGlobalInstance( new GlobalVarConfig(), 'quick' );
 529
 530 if ( $wgSharedDB && $wgSharedTables ) {
 531         // Apply $wgSharedDB table aliases for the local LB (all non-foreign DB connections)
 532         MediaWikiServices::getInstance()->getDBLoadBalancer()->setTableAliases(
 533                 array_fill_keys(
 534                         $wgSharedTables,
 535                         [
 536                                 'dbname' => $wgSharedDB,
 537                                 'schema' => $wgSharedSchema,
 538                                 'prefix' => $wgSharedPrefix
 539                         ]
 540                 )
 541         );
 542 }
 543
 544 // Define a constant that indicates that the bootstrapping of the service locator
 545 // is complete.
 546 define( 'MW_SERVICE_BOOTSTRAP_COMPLETE', 1 );
 547
 548 MWExceptionHandler::installHandler();
 549
 550 require_once "$IP/includes/compat/normal/UtfNormalUtil.php";
 551
 552 $ps_validation = Profiler::instance()->scopedProfileIn( $fname . '-validation' );
 553
 554 // T48998: Bail out early if $wgArticlePath is non-absolute
 555 foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
 556         if ( $$varName && !preg_match( '/^(https?:\/\/|\/)/', $$varName ) ) {
 557                 throw new FatalError(
 558                         "If you use a relative URL for \$$varName, it must start " .
 559                         'with a slash (<code>/</code>).<br><br>See ' .
 560                         "<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
 561                         "https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
 562                 );
 563         }
 564 }
 565
 566 Profiler::instance()->scopedProfileOut( $ps_validation );
 567
 568 $ps_default2 = Profiler::instance()->scopedProfileIn( $fname . '-defaults2' );
 569
 570 if ( $wgCanonicalServer === false ) {
 571         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 572 }
 573
 574 // Set server name
 575 $serverParts = wfParseUrl( $wgCanonicalServer );
 576 if ( $wgServerName !== false ) {
 577         wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
 578                 . 'not customized. Overwriting $wgServerName.' );
 579 }
 580 $wgServerName = $serverParts['host'];
 581 unset( $serverParts );
 582
 583 // Set defaults for configuration variables
 584 // that are derived from the server name by default
 585 // Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
 586 if ( !$wgEmergencyContact ) {
 587         $wgEmergencyContact = 'wikiadmin@' . $wgServerName;
 588 }
 589 if ( !$wgPasswordSender ) {
 590         $wgPasswordSender = 'apache@' . $wgServerName;
 591 }
 592 if ( !$wgNoReplyAddress ) {
 593         $wgNoReplyAddress = $wgPasswordSender;
 594 }
 595
 596 if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
 597         $wgSecureLogin = false;
 598         wfWarn( 'Secure login was enabled on a server that only supports '
 599                 . 'HTTP or HTTPS. Disabling secure login.' );
 600 }
 601
 602 $wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
 603
 604 // Now that GlobalFunctions is loaded, set defaults that depend on it.
 605 if ( $wgTmpDirectory === false ) {
 606         $wgTmpDirectory = wfTempDir();
 607 }
 608
 609 // We don't use counters anymore. Left here for extensions still
 610 // expecting this to exist. Should be removed sometime 1.26 or later.
 611 if ( !isset( $wgDisableCounters ) ) {
 612         $wgDisableCounters = true;
 613 }
 614
 615 if ( $wgMainWANCache === false ) {
 616         // Setup a WAN cache from $wgMainCacheType with no relayer.
 617         // Sites using multiple datacenters can configure a relayer.
 618         $wgMainWANCache = 'mediawiki-main-default';
 619         $wgWANObjectCaches[$wgMainWANCache] = [
 620                 'class'    => 'WANObjectCache',
 621                 'cacheId'  => $wgMainCacheType,
 622                 'channels' => [ 'purge' => 'wancache-main-default-purge' ]
 623         ];
 624 }
 625
 626 Profiler::instance()->scopedProfileOut( $ps_default2 );
 627
 628 $ps_misc = Profiler::instance()->scopedProfileIn( $fname . '-misc1' );
 629
 630 // Raise the memory limit if it's too low
 631 wfMemoryLimit();
 632
 633 /**
 634  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 635  * that happens whenever you use a date function without the timezone being
 636  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 637  */
 638 if ( is_null( $wgLocaltimezone ) ) {
 639         MediaWiki\suppressWarnings();
 640         $wgLocaltimezone = date_default_timezone_get();
 641         MediaWiki\restoreWarnings();
 642 }
 643
 644 date_default_timezone_set( $wgLocaltimezone );
 645 if ( is_null( $wgLocalTZoffset ) ) {
 646         $wgLocalTZoffset = date( 'Z' ) / 60;
 647 }
 648 // The part after the System| is ignored, but rest of MW fills it
 649 // out as the local offset.
 650 $wgDefaultUserOptions['timecorrection'] = "System|$wgLocalTZoffset";
 651
 652 if ( !$wgDBerrorLogTZ ) {
 653         $wgDBerrorLogTZ = $wgLocaltimezone;
 654 }
 655
 656 // initialize the request object in $wgRequest
 657 $wgRequest = RequestContext::getMain()->getRequest(); // BackCompat
 658 // Set user IP/agent information for causal consistency purposes
 659 MediaWikiServices::getInstance()->getDBLoadBalancerFactory()->setRequestInfo( [
 660         'IPAddress' => $wgRequest->getIP(),
 661         'UserAgent' => $wgRequest->getHeader( 'User-Agent' ),
 662         'ChronologyProtection' => $wgRequest->getHeader( 'ChronologyProtection' )
 663 ] );
 664
 665 // Useful debug output
 666 if ( $wgCommandLineMode ) {
 667         wfDebug( "\n\nStart command line script $self\n" );
 668 } else {
 669         $debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
 670
 671         if ( $wgDebugPrintHttpHeaders ) {
 672                 $debug .= "HTTP HEADERS:\n";
 673
 674                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 675                         $debug .= "$name: $value\n";
 676                 }
 677         }
 678         wfDebug( $debug );
 679 }
 680
 681 Profiler::instance()->scopedProfileOut( $ps_misc );
 682 $ps_memcached = Profiler::instance()->scopedProfileIn( $fname . '-memcached' );
 683
 684 $wgMemc = wfGetMainCache();
 685 $messageMemc = wfGetMessageCacheStorage();
 686
 687 /**
 688  * @deprecated since 1.30
 689  */
 690 $parserMemc = new DeprecatedGlobal( 'parserMemc', function() {
 691         return MediaWikiServices::getInstance()->getParserCache()->getCacheStorage();
 692 }, '1.30' );
 693
 694 wfDebugLog( 'caches',
 695         'cluster: ' . get_class( $wgMemc ) .
 696         ', WAN: ' . ( $wgMainWANCache === CACHE_NONE ? 'CACHE_NONE' : $wgMainWANCache ) .
 697         ', stash: ' . $wgMainStash .
 698         ', message: ' . get_class( $messageMemc ) .
 699         ', session: ' . get_class( ObjectCache::getInstance( $wgSessionCacheType ) )
 700 );
 701
 702 Profiler::instance()->scopedProfileOut( $ps_memcached );
 703
 704 // Most of the config is out, some might want to run hooks here.
 705 Hooks::run( 'SetupAfterCache' );
 706
 707 $ps_globals = Profiler::instance()->scopedProfileIn( $fname . '-globals' );
 708
 709 /**
 710  * @var Language $wgContLang
 711  */
 712 $wgContLang = Language::factory( $wgLanguageCode );
 713 $wgContLang->initContLang();
 714
 715 // Now that variant lists may be available...
 716 $wgRequest->interpolateTitle();
 717
 718 if ( !is_object( $wgAuth ) ) {
 719         $wgAuth = new MediaWiki\Auth\AuthManagerAuthPlugin;
 720         Hooks::run( 'AuthPluginSetup', [ &$wgAuth ] );
 721 }
 722 if ( $wgAuth && !$wgAuth instanceof MediaWiki\Auth\AuthManagerAuthPlugin ) {
 723         MediaWiki\Auth\AuthManager::singleton()->forcePrimaryAuthenticationProviders( [
 724                 new MediaWiki\Auth\TemporaryPasswordPrimaryAuthenticationProvider( [
 725                         'authoritative' => false,
 726                 ] ),
 727                 new MediaWiki\Auth\AuthPluginPrimaryAuthenticationProvider( $wgAuth ),
 728                 new MediaWiki\Auth\LocalPasswordPrimaryAuthenticationProvider( [
 729                         'authoritative' => true,
 730                 ] ),
 731         ], '$wgAuth is ' . get_class( $wgAuth ) );
 732 }
 733
 734 // Set up the session
 735 $ps_session = Profiler::instance()->scopedProfileIn( $fname . '-session' );
 736 /**
 737  * @var MediaWiki\Session\SessionId|null $wgInitialSessionId The persistent
 738  * session ID (if any) loaded at startup
 739  */
 740 $wgInitialSessionId = null;
 741 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 742         // If session.auto_start is there, we can't touch session name
 743         if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
 744                 session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 745         }
 746
 747         // Create the SessionManager singleton and set up our session handler,
 748         // unless we're specifically asked not to.
 749         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 750                 MediaWiki\Session\PHPSessionHandler::install(
 751                         MediaWiki\Session\SessionManager::singleton()
 752                 );
 753         }
 754
 755         // Initialize the session
 756         try {
 757                 $session = MediaWiki\Session\SessionManager::getGlobalSession();
 758         } catch ( OverflowException $ex ) {
 759                 if ( isset( $ex->sessionInfos ) && count( $ex->sessionInfos ) >= 2 ) {
 760                         // The exception is because the request had multiple possible
 761                         // sessions tied for top priority. Report this to the user.
 762                         $list = [];
 763                         foreach ( $ex->sessionInfos as $info ) {
 764                                 $list[] = $info->getProvider()->describe( $wgContLang );
 765                         }
 766                         $list = $wgContLang->listToText( $list );
 767                         throw new HttpError( 400,
 768                                 Message::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
 769                         );
 770                 }
 771
 772                 // Not the one we want, rethrow
 773                 throw $ex;
 774         }
 775
 776         if ( $session->isPersistent() ) {
 777                 $wgInitialSessionId = $session->getSessionId();
 778         }
 779
 780         $session->renew();
 781         if ( MediaWiki\Session\PHPSessionHandler::isEnabled() &&
 782                 ( $session->isPersistent() || $session->shouldRememberUser() )
 783         ) {
 784                 // Start the PHP-session for backwards compatibility
 785                 session_id( $session->getId() );
 786                 MediaWiki\quietCall( 'session_start' );
 787         }
 788
 789         unset( $session );
 790 } else {
 791         // Even if we didn't set up a global Session, still install our session
 792         // handler unless specifically requested not to.
 793         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 794                 MediaWiki\Session\PHPSessionHandler::install(
 795                         MediaWiki\Session\SessionManager::singleton()
 796                 );
 797         }
 798 }
 799 Profiler::instance()->scopedProfileOut( $ps_session );
 800
 801 /**
 802  * @var User $wgUser
 803  */
 804 $wgUser = RequestContext::getMain()->getUser(); // BackCompat
 805
 806 /**
 807  * @var Language $wgLang
 808  */
 809 $wgLang = new StubUserLang;
 810
 811 /**
 812  * @var OutputPage $wgOut
 813  */
 814 $wgOut = RequestContext::getMain()->getOutput(); // BackCompat
 815
 816 /**
 817  * @var Parser $wgParser
 818  */
 819 $wgParser = new StubObject( 'wgParser', function () {
 820         return MediaWikiServices::getInstance()->getParser();
 821 } );
 822
 823 /**
 824  * @var Title $wgTitle
 825  */
 826 $wgTitle = null;
 827
 828 Profiler::instance()->scopedProfileOut( $ps_globals );
 829 $ps_extensions = Profiler::instance()->scopedProfileIn( $fname . '-extensions' );
 830
 831 // Extension setup functions
 832 // Entries should be added to this variable during the inclusion
 833 // of the extension file. This allows the extension to perform
 834 // any necessary initialisation in the fully initialised environment
 835 foreach ( $wgExtensionFunctions as $func ) {
 836         // Allow closures in PHP 5.3+
 837         if ( is_object( $func ) && $func instanceof Closure ) {
 838                 $profName = $fname . '-extensions-closure';
 839         } elseif ( is_array( $func ) ) {
 840                 if ( is_object( $func[0] ) ) {
 841                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 842                 } else {
 843                         $profName = $fname . '-extensions-' . implode( '::', $func );
 844                 }
 845         } else {
 846                 $profName = $fname . '-extensions-' . strval( $func );
 847         }
 848
 849         $ps_ext_func = Profiler::instance()->scopedProfileIn( $profName );
 850         call_user_func( $func );
 851         Profiler::instance()->scopedProfileOut( $ps_ext_func );
 852 }
 853
 854 // If the session user has a 0 id but a valid name, that means we need to
 855 // autocreate it.
 856 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 857         $sessionUser = MediaWiki\Session\SessionManager::getGlobalSession()->getUser();
 858         if ( $sessionUser->getId() === 0 && User::isValidUserName( $sessionUser->getName() ) ) {
 859                 $ps_autocreate = Profiler::instance()->scopedProfileIn( $fname . '-autocreate' );
 860                 $res = MediaWiki\Auth\AuthManager::singleton()->autoCreateUser(
 861                         $sessionUser,
 862                         MediaWiki\Auth\AuthManager::AUTOCREATE_SOURCE_SESSION,
 863                         true
 864                 );
 865                 Profiler::instance()->scopedProfileOut( $ps_autocreate );
 866                 \MediaWiki\Logger\LoggerFactory::getInstance( 'authevents' )->info( 'Autocreation attempt', [
 867                         'event' => 'autocreate',
 868                         'status' => $res,
 869                 ] );
 870                 unset( $res );
 871         }
 872         unset( $sessionUser );
 873 }
 874
 875 if ( !$wgCommandLineMode ) {
 876         Pingback::schedulePingback();
 877 }
 878
 879 $wgFullyInitialised = true;
 880
 881 Profiler::instance()->scopedProfileOut( $ps_extensions );
 882 Profiler::instance()->scopedProfileOut( $ps_setup );