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 /**
  37  * Pre-config setup: Before loading LocalSettings.php
  38  */
  39
  40 // Sanity check (T5782, T122807)
  41 if ( ini_get( 'mbstring.func_overload' ) ) {
  42         die( 'MediaWiki does not support installations where mbstring.func_overload is non-zero.' );
  43 }
  44
  45 // Start the autoloader, so that extensions can derive classes from core files
  46 require_once "$IP/includes/AutoLoader.php";
  47
  48 // Load up some global defines
  49 require_once "$IP/includes/Defines.php";
  50
  51 // Load default settings
  52 require_once "$IP/includes/DefaultSettings.php";
  53
  54 // Load global functions
  55 require_once "$IP/includes/GlobalFunctions.php";
  56
  57 // Load composer's autoloader if present
  58 if ( is_readable( "$IP/vendor/autoload.php" ) ) {
  59         require_once "$IP/vendor/autoload.php";
  60 }
  61
  62 // Assert that composer dependencies were successfully loaded
  63 // Purposely no leading \ due to it breaking HHVM RepoAuthorative mode
  64 // PHP works fine with both versions
  65 // See https://github.com/facebook/hhvm/issues/5833
  66 if ( !interface_exists( 'Psr\Log\LoggerInterface' ) ) {
  67         $message = (
  68                 'MediaWiki requires the <a href="https://github.com/php-fig/log">PSR-3 logging ' .
  69                 "library</a> to be present. This library is not embedded directly in MediaWiki's " .
  70                 "git repository and must be installed separately by the end user.\n\n" .
  71                 'Please see <a href="https://www.mediawiki.org/wiki/Download_from_Git' .
  72                 '#Fetch_external_libraries">mediawiki.org</a> for help on installing ' .
  73                 'the required components.'
  74         );
  75         echo $message;
  76         trigger_error( $message, E_USER_ERROR );
  77         die( 1 );
  78 }
  79
  80 // Install a header callback
  81 MediaWiki\HeaderCallback::register();
  82
  83 /**
  84  * Load LocalSettings.php
  85  */
  86
  87 if ( is_readable( "$IP/StartProfiler.php" ) ) {
  88         // @deprecated since 1.32: Use LocalSettings.php instead.
  89         require "$IP/StartProfiler.php";
  90 }
  91
  92 if ( defined( 'MW_CONFIG_CALLBACK' ) ) {
  93         call_user_func( MW_CONFIG_CALLBACK );
  94 } else {
  95         if ( !defined( 'MW_CONFIG_FILE' ) ) {
  96                 define( 'MW_CONFIG_FILE', "$IP/LocalSettings.php" );
  97         }
  98         require_once MW_CONFIG_FILE;
  99 }
 100
 101 /**
 102  * Customization point after all loading (constants, functions, classes,
 103  * DefaultSettings, LocalSettings). Specifically, this is before usage of
 104  * settings, before instantiation of Profiler (and other singletons), and
 105  * before any setup functions or hooks run.
 106  */
 107
 108 if ( defined( 'MW_SETUP_CALLBACK' ) ) {
 109         call_user_func( MW_SETUP_CALLBACK );
 110 }
 111
 112 /**
 113  * Main setup
 114  */
 115
 116 $fname = 'Setup.php';
 117 $ps_setup = Profiler::instance()->scopedProfileIn( $fname );
 118
 119 // Load queued extensions
 120 ExtensionRegistry::getInstance()->loadFromQueue();
 121 // Don't let any other extensions load
 122 ExtensionRegistry::getInstance()->finish();
 123
 124 // Check to see if we are at the file scope
 125 if ( !isset( $wgVersion ) ) {
 126         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
 127         die( 1 );
 128 }
 129
 130 mb_internal_encoding( 'UTF-8' );
 131
 132 // Set the configured locale on all requests for consisteny
 133 putenv( "LC_ALL=$wgShellLocale" );
 134 setlocale( LC_ALL, $wgShellLocale );
 135
 136 // Set various default paths sensibly...
 137 $ps_default = Profiler::instance()->scopedProfileIn( $fname . '-defaults' );
 138
 139 if ( $wgScript === false ) {
 140         $wgScript = "$wgScriptPath/index.php";
 141 }
 142 if ( $wgLoadScript === false ) {
 143         $wgLoadScript = "$wgScriptPath/load.php";
 144 }
 145
 146 if ( $wgArticlePath === false ) {
 147         if ( $wgUsePathInfo ) {
 148                 $wgArticlePath = "$wgScript/$1";
 149         } else {
 150                 $wgArticlePath = "$wgScript?title=$1";
 151         }
 152 }
 153
 154 if ( !empty( $wgActionPaths ) && !isset( $wgActionPaths['view'] ) ) {
 155         // 'view' is assumed the default action path everywhere in the code
 156         // but is rarely filled in $wgActionPaths
 157         $wgActionPaths['view'] = $wgArticlePath;
 158 }
 159
 160 if ( $wgResourceBasePath === null ) {
 161         $wgResourceBasePath = $wgScriptPath;
 162 }
 163 if ( $wgStylePath === false ) {
 164         $wgStylePath = "$wgResourceBasePath/skins";
 165 }
 166 if ( $wgLocalStylePath === false ) {
 167         // Avoid wgResourceBasePath here since that may point to a different domain (e.g. CDN)
 168         $wgLocalStylePath = "$wgScriptPath/skins";
 169 }
 170 if ( $wgExtensionAssetsPath === false ) {
 171         $wgExtensionAssetsPath = "$wgResourceBasePath/extensions";
 172 }
 173
 174 if ( $wgLogo === false ) {
 175         $wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
 176 }
 177
 178 if ( $wgUploadPath === false ) {
 179         $wgUploadPath = "$wgScriptPath/images";
 180 }
 181 if ( $wgUploadDirectory === false ) {
 182         $wgUploadDirectory = "$IP/images";
 183 }
 184 if ( $wgReadOnlyFile === false ) {
 185         $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
 186 }
 187 if ( $wgFileCacheDirectory === false ) {
 188         $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
 189 }
 190 if ( $wgDeletedDirectory === false ) {
 191         $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
 192 }
 193
 194 if ( $wgGitInfoCacheDirectory === false && $wgCacheDirectory !== false ) {
 195         $wgGitInfoCacheDirectory = "{$wgCacheDirectory}/gitinfo";
 196 }
 197
 198 if ( $wgEnableParserCache === false ) {
 199         $wgParserCacheType = CACHE_NONE;
 200 }
 201
 202 // Fix path to icon images after they were moved in 1.24
 203 if ( $wgRightsIcon ) {
 204         $wgRightsIcon = str_replace(
 205                 "{$wgStylePath}/common/images/",
 206                 "{$wgResourceBasePath}/resources/assets/licenses/",
 207                 $wgRightsIcon
 208         );
 209 }
 210
 211 if ( isset( $wgFooterIcons['copyright']['copyright'] )
 212         && $wgFooterIcons['copyright']['copyright'] === []
 213 ) {
 214         if ( $wgRightsIcon || $wgRightsText ) {
 215                 $wgFooterIcons['copyright']['copyright'] = [
 216                         'url' => $wgRightsUrl,
 217                         'src' => $wgRightsIcon,
 218                         'alt' => $wgRightsText,
 219                 ];
 220         }
 221 }
 222
 223 if ( isset( $wgFooterIcons['poweredby'] )
 224         && isset( $wgFooterIcons['poweredby']['mediawiki'] )
 225         && $wgFooterIcons['poweredby']['mediawiki']['src'] === null
 226 ) {
 227         $wgFooterIcons['poweredby']['mediawiki']['src'] =
 228                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_88x31.png";
 229         $wgFooterIcons['poweredby']['mediawiki']['srcset'] =
 230                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_132x47.png 1.5x, " .
 231                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_176x62.png 2x";
 232 }
 233
 234 /**
 235  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
 236  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
 237  *
 238  * Note that this is the definition of editinterface and it can be granted to
 239  * all users if desired.
 240  */
 241 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
 242
 243 /**
 244  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
 245  * and "File_talk".  The old names "Image" and "Image_talk" are
 246  * retained as aliases for backwards compatibility.
 247  */
 248 $wgNamespaceAliases['Image'] = NS_FILE;
 249 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
 250
 251 /**
 252  * Initialise $wgLockManagers to include basic FS version
 253  */
 254 $wgLockManagers[] = [
 255         'name' => 'fsLockManager',
 256         'class' => FSLockManager::class,
 257         'lockDirectory' => "{$wgUploadDirectory}/lockdir",
 258 ];
 259 $wgLockManagers[] = [
 260         'name' => 'nullLockManager',
 261         'class' => NullLockManager::class,
 262 ];
 263
 264 /**
 265  * Default parameters for the "<gallery>" tag.
 266  * @see DefaultSettings.php for description of the fields.
 267  */
 268 $wgGalleryOptions += [
 269         'imagesPerRow' => 0,
 270         'imageWidth' => 120,
 271         'imageHeight' => 120,
 272         'captionLength' => true,
 273         'showBytes' => true,
 274         'showDimensions' => true,
 275         'mode' => 'traditional',
 276 ];
 277
 278 /**
 279  * Initialise $wgLocalFileRepo from backwards-compatible settings
 280  */
 281 if ( !$wgLocalFileRepo ) {
 282         $wgLocalFileRepo = [
 283                 'class' => LocalRepo::class,
 284                 'name' => 'local',
 285                 'directory' => $wgUploadDirectory,
 286                 'scriptDirUrl' => $wgScriptPath,
 287                 'scriptExtension' => '.php',
 288                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 289                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 290                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 291                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 292                 'deletedDir' => $wgDeletedDirectory,
 293                 'deletedHashLevels' => $wgHashedUploadDirectory ? 3 : 0
 294         ];
 295 }
 296 /**
 297  * Initialise shared repo from backwards-compatible settings
 298  */
 299 if ( $wgUseSharedUploads ) {
 300         if ( $wgSharedUploadDBname ) {
 301                 $wgForeignFileRepos[] = [
 302                         'class' => ForeignDBRepo::class,
 303                         'name' => 'shared',
 304                         'directory' => $wgSharedUploadDirectory,
 305                         'url' => $wgSharedUploadPath,
 306                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 307                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 308                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 309                         'dbType' => $wgDBtype,
 310                         'dbServer' => $wgDBserver,
 311                         'dbUser' => $wgDBuser,
 312                         'dbPassword' => $wgDBpassword,
 313                         'dbName' => $wgSharedUploadDBname,
 314                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 315                         'tablePrefix' => $wgSharedUploadDBprefix,
 316                         'hasSharedCache' => $wgCacheSharedUploads,
 317                         'descBaseUrl' => $wgRepositoryBaseUrl,
 318                         'fetchDescription' => $wgFetchCommonsDescriptions,
 319                 ];
 320         } else {
 321                 $wgForeignFileRepos[] = [
 322                         'class' => FileRepo::class,
 323                         'name' => 'shared',
 324                         'directory' => $wgSharedUploadDirectory,
 325                         'url' => $wgSharedUploadPath,
 326                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 327                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 328                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 329                         'descBaseUrl' => $wgRepositoryBaseUrl,
 330                         'fetchDescription' => $wgFetchCommonsDescriptions,
 331                 ];
 332         }
 333 }
 334 if ( $wgUseInstantCommons ) {
 335         $wgForeignFileRepos[] = [
 336                 'class' => ForeignAPIRepo::class,
 337                 'name' => 'wikimediacommons',
 338                 'apibase' => 'https://commons.wikimedia.org/w/api.php',
 339                 'url' => 'https://upload.wikimedia.org/wikipedia/commons',
 340                 'thumbUrl' => 'https://upload.wikimedia.org/wikipedia/commons/thumb',
 341                 'hashLevels' => 2,
 342                 'transformVia404' => true,
 343                 'fetchDescription' => true,
 344                 'descriptionCacheExpiry' => 43200,
 345                 'apiThumbCacheExpiry' => 0,
 346         ];
 347 }
 348 /*
 349  * Add on default file backend config for file repos.
 350  * FileBackendGroup will handle initializing the backends.
 351  */
 352 if ( !isset( $wgLocalFileRepo['backend'] ) ) {
 353         $wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
 354 }
 355 foreach ( $wgForeignFileRepos as &$repo ) {
 356         if ( !isset( $repo['directory'] ) && $repo['class'] === ForeignAPIRepo::class ) {
 357                 $repo['directory'] = $wgUploadDirectory; // b/c
 358         }
 359         if ( !isset( $repo['backend'] ) ) {
 360                 $repo['backend'] = $repo['name'] . '-backend';
 361         }
 362 }
 363 unset( $repo ); // no global pollution; destroy reference
 364
 365 // Convert this deprecated setting to modern system
 366 if ( $wgExperimentalHtmlIds ) {
 367         wfDeprecated( '$wgExperimentalHtmlIds', '1.30' );
 368         $wgFragmentMode = [ 'html5-legacy', 'html5' ];
 369 }
 370
 371 $rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
 372 if ( $wgRCFilterByAge ) {
 373         // Trim down $wgRCLinkDays so that it only lists links which are valid
 374         // as determined by $wgRCMaxAge.
 375         // Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 376         sort( $wgRCLinkDays );
 377
 378         // phpcs:ignore Generic.CodeAnalysis.ForLoopWithTestFunctionCall
 379         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 380                 if ( $wgRCLinkDays[$i] >= $rcMaxAgeDays ) {
 381                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 382                         break;
 383                 }
 384         }
 385 }
 386 // Ensure that default user options are not invalid, since that breaks Special:Preferences
 387 $wgDefaultUserOptions['rcdays'] = min(
 388         $wgDefaultUserOptions['rcdays'],
 389         ceil( $rcMaxAgeDays )
 390 );
 391 $wgDefaultUserOptions['watchlistdays'] = min(
 392         $wgDefaultUserOptions['watchlistdays'],
 393         ceil( $rcMaxAgeDays )
 394 );
 395 unset( $rcMaxAgeDays );
 396
 397 if ( $wgSkipSkin ) {
 398         $wgSkipSkins[] = $wgSkipSkin;
 399 }
 400
 401 $wgSkipSkins[] = 'fallback';
 402 $wgSkipSkins[] = 'apioutput';
 403
 404 if ( $wgLocalInterwiki ) {
 405         array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
 406 }
 407
 408 // Set default shared prefix
 409 if ( $wgSharedPrefix === false ) {
 410         $wgSharedPrefix = $wgDBprefix;
 411 }
 412
 413 // Set default shared schema
 414 if ( $wgSharedSchema === false ) {
 415         $wgSharedSchema = $wgDBmwschema;
 416 }
 417
 418 if ( !$wgCookiePrefix ) {
 419         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 420                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 421         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 422                 $wgCookiePrefix = $wgSharedDB;
 423         } elseif ( $wgDBprefix ) {
 424                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 425         } else {
 426                 $wgCookiePrefix = $wgDBname;
 427         }
 428 }
 429 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 430
 431 if ( $wgEnableEmail ) {
 432         $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 433 } else {
 434         // Disable all other email settings automatically if $wgEnableEmail
 435         // is set to false. - T65678
 436         $wgAllowHTMLEmail = false;
 437         $wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
 438         $wgEnableUserEmail = false;
 439         $wgEnotifFromEditor = false;
 440         $wgEnotifImpersonal = false;
 441         $wgEnotifMaxRecips = 0;
 442         $wgEnotifMinorEdits = false;
 443         $wgEnotifRevealEditorAddress = false;
 444         $wgEnotifUseRealName = false;
 445         $wgEnotifUserTalk = false;
 446         $wgEnotifWatchlist = false;
 447         unset( $wgGroupPermissions['user']['sendemail'] );
 448         $wgUseEnotif = false;
 449         $wgUserEmailUseReplyTo = false;
 450         $wgUsersNotifiedOnAllChanges = [];
 451 }
 452
 453 if ( $wgMetaNamespace === false ) {
 454         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 455 }
 456
 457 // Default value is 2000 or the suhosin limit if it is between 1 and 2000
 458 if ( $wgResourceLoaderMaxQueryLength === false ) {
 459         $suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
 460         if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
 461                 $wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
 462         } else {
 463                 $wgResourceLoaderMaxQueryLength = 2000;
 464         }
 465         unset( $suhosinMaxValueLength );
 466 }
 467
 468 // Ensure the minimum chunk size is less than PHP upload limits or the maximum
 469 // upload size.
 470 $wgMinUploadChunkSize = min(
 471         $wgMinUploadChunkSize,
 472         UploadBase::getMaxUploadSize( 'file' ),
 473         UploadBase::getMaxPhpUploadSize(),
 474         ( wfShorthandToInteger(
 475                 ini_get( 'post_max_size' ) ?: ini_get( 'hhvm.server.max_post_size' ),
 476                 PHP_INT_MAX
 477         ) ?: PHP_INT_MAX ) - 1024 // Leave some room for other POST parameters
 478 );
 479
 480 /**
 481  * Definitions of the NS_ constants are in Defines.php
 482  * @private
 483  */
 484 $wgCanonicalNamespaceNames = [
 485         NS_MEDIA            => 'Media',
 486         NS_SPECIAL          => 'Special',
 487         NS_TALK             => 'Talk',
 488         NS_USER             => 'User',
 489         NS_USER_TALK        => 'User_talk',
 490         NS_PROJECT          => 'Project',
 491         NS_PROJECT_TALK     => 'Project_talk',
 492         NS_FILE             => 'File',
 493         NS_FILE_TALK        => 'File_talk',
 494         NS_MEDIAWIKI        => 'MediaWiki',
 495         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 496         NS_TEMPLATE         => 'Template',
 497         NS_TEMPLATE_TALK    => 'Template_talk',
 498         NS_HELP             => 'Help',
 499         NS_HELP_TALK        => 'Help_talk',
 500         NS_CATEGORY         => 'Category',
 501         NS_CATEGORY_TALK    => 'Category_talk',
 502 ];
 503
 504 /// @todo UGLY UGLY
 505 if ( is_array( $wgExtraNamespaces ) ) {
 506         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 507 }
 508
 509 // Merge in the legacy language codes, incorporating overrides from the config
 510 $wgDummyLanguageCodes += [
 511         'qqq' => 'qqq', // Used for message documentation
 512         'qqx' => 'qqx', // Used for viewing message keys
 513 ] + $wgExtraLanguageCodes + LanguageCode::getDeprecatedCodeMapping();
 514
 515 // These are now the same, always
 516 // To determine the user language, use $wgLang->getCode()
 517 $wgContLanguageCode = $wgLanguageCode;
 518
 519 // Easy to forget to falsify $wgDebugToolbar for static caches.
 520 // If file cache or CDN cache is on, just disable this (DWIMD).
 521 if ( $wgUseFileCache || $wgUseSquid ) {
 522         $wgDebugToolbar = false;
 523 }
 524
 525 // We always output HTML5 since 1.22, overriding these is no longer supported
 526 // we set them here for extensions that depend on its value.
 527 $wgHtml5 = true;
 528 $wgXhtmlDefaultNamespace = 'http://www.w3.org/1999/xhtml';
 529 $wgJsMimeType = 'text/javascript';
 530
 531 // Blacklisted file extensions shouldn't appear on the "allowed" list
 532 $wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
 533
 534 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 535         Wikimedia\suppressWarnings();
 536         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
 537         Wikimedia\restoreWarnings();
 538 }
 539
 540 if ( $wgNewUserLog ) {
 541         // Add a new log type
 542         $wgLogTypes[] = 'newusers';
 543         $wgLogNames['newusers'] = 'newuserlogpage';
 544         $wgLogHeaders['newusers'] = 'newuserlogpagetext';
 545         $wgLogActionsHandlers['newusers/newusers'] = NewUsersLogFormatter::class;
 546         $wgLogActionsHandlers['newusers/create'] = NewUsersLogFormatter::class;
 547         $wgLogActionsHandlers['newusers/create2'] = NewUsersLogFormatter::class;
 548         $wgLogActionsHandlers['newusers/byemail'] = NewUsersLogFormatter::class;
 549         $wgLogActionsHandlers['newusers/autocreate'] = NewUsersLogFormatter::class;
 550 }
 551
 552 if ( $wgPageLanguageUseDB ) {
 553         $wgLogTypes[] = 'pagelang';
 554         $wgLogActionsHandlers['pagelang/pagelang'] = PageLangLogFormatter::class;
 555 }
 556
 557 if ( $wgCookieSecure === 'detect' ) {
 558         $wgCookieSecure = ( WebRequest::detectProtocol() === 'https' );
 559 }
 560
 561 if ( $wgProfileOnly ) {
 562         $wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
 563         $wgDebugLogFile = '';
 564 }
 565
 566 // Backwards compatibility with old password limits
 567 if ( $wgMinimalPasswordLength !== false ) {
 568         $wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
 569 }
 570
 571 if ( $wgMaximalPasswordLength !== false ) {
 572         $wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
 573 }
 574
 575 // Backwards compatibility warning
 576 if ( !$wgSessionsInObjectCache ) {
 577         wfDeprecated( '$wgSessionsInObjectCache = false', '1.27' );
 578         if ( $wgSessionHandler ) {
 579                 wfDeprecated( '$wgSessionsHandler', '1.27' );
 580         }
 581         $cacheType = get_class( ObjectCache::getInstance( $wgSessionCacheType ) );
 582         wfDebugLog(
 583                 'caches',
 584                 "Session data will be stored in \"$cacheType\" cache with " .
 585                         "expiry $wgObjectCacheSessionExpiry seconds"
 586         );
 587 }
 588 $wgSessionsInObjectCache = true;
 589
 590 if ( $wgPHPSessionHandling !== 'enable' &&
 591         $wgPHPSessionHandling !== 'warn' &&
 592         $wgPHPSessionHandling !== 'disable'
 593 ) {
 594         $wgPHPSessionHandling = 'warn';
 595 }
 596 if ( defined( 'MW_NO_SESSION' ) ) {
 597         // If the entry point wants no session, force 'disable' here unless they
 598         // specifically set it to the (undocumented) 'warn'.
 599         $wgPHPSessionHandling = MW_NO_SESSION === 'warn' ? 'warn' : 'disable';
 600 }
 601
 602 Profiler::instance()->scopedProfileOut( $ps_default );
 603
 604 // Disable MWDebug for command line mode, this prevents MWDebug from eating up
 605 // all the memory from logging SQL queries on maintenance scripts
 606 global $wgCommandLineMode;
 607 if ( $wgDebugToolbar && !$wgCommandLineMode ) {
 608         MWDebug::init();
 609 }
 610
 611 // Reset the global service locator, so any services that have already been created will be
 612 // re-created while taking into account any custom settings and extensions.
 613 MediaWikiServices::resetGlobalInstance( new GlobalVarConfig(), 'quick' );
 614
 615 if ( $wgSharedDB && $wgSharedTables ) {
 616         // Apply $wgSharedDB table aliases for the local LB (all non-foreign DB connections)
 617         MediaWikiServices::getInstance()->getDBLoadBalancer()->setTableAliases(
 618                 array_fill_keys(
 619                         $wgSharedTables,
 620                         [
 621                                 'dbname' => $wgSharedDB,
 622                                 'schema' => $wgSharedSchema,
 623                                 'prefix' => $wgSharedPrefix
 624                         ]
 625                 )
 626         );
 627 }
 628
 629 // Define a constant that indicates that the bootstrapping of the service locator
 630 // is complete.
 631 define( 'MW_SERVICE_BOOTSTRAP_COMPLETE', 1 );
 632
 633 MWExceptionHandler::installHandler();
 634
 635 require_once "$IP/includes/compat/normal/UtfNormalUtil.php";
 636
 637 $ps_validation = Profiler::instance()->scopedProfileIn( $fname . '-validation' );
 638
 639 // T48998: Bail out early if $wgArticlePath is non-absolute
 640 foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
 641         if ( $$varName && !preg_match( '/^(https?:\/\/|\/)/', $$varName ) ) {
 642                 throw new FatalError(
 643                         "If you use a relative URL for \$$varName, it must start " .
 644                         'with a slash (<code>/</code>).<br><br>See ' .
 645                         "<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
 646                         "https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
 647                 );
 648         }
 649 }
 650
 651 Profiler::instance()->scopedProfileOut( $ps_validation );
 652
 653 $ps_default2 = Profiler::instance()->scopedProfileIn( $fname . '-defaults2' );
 654
 655 if ( $wgCanonicalServer === false ) {
 656         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 657 }
 658
 659 // Set server name
 660 $serverParts = wfParseUrl( $wgCanonicalServer );
 661 if ( $wgServerName !== false ) {
 662         wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
 663                 . 'not customized. Overwriting $wgServerName.' );
 664 }
 665 $wgServerName = $serverParts['host'];
 666 unset( $serverParts );
 667
 668 // Set defaults for configuration variables
 669 // that are derived from the server name by default
 670 // Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
 671 if ( !$wgEmergencyContact ) {
 672         $wgEmergencyContact = 'wikiadmin@' . $wgServerName;
 673 }
 674 if ( !$wgPasswordSender ) {
 675         $wgPasswordSender = 'apache@' . $wgServerName;
 676 }
 677 if ( !$wgNoReplyAddress ) {
 678         $wgNoReplyAddress = $wgPasswordSender;
 679 }
 680
 681 if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
 682         $wgSecureLogin = false;
 683         wfWarn( 'Secure login was enabled on a server that only supports '
 684                 . 'HTTP or HTTPS. Disabling secure login.' );
 685 }
 686
 687 $wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
 688
 689 // Now that GlobalFunctions is loaded, set defaults that depend on it.
 690 if ( $wgTmpDirectory === false ) {
 691         $wgTmpDirectory = wfTempDir();
 692 }
 693
 694 // We don't use counters anymore. Left here for extensions still
 695 // expecting this to exist. Should be removed sometime 1.26 or later.
 696 if ( !isset( $wgDisableCounters ) ) {
 697         $wgDisableCounters = true;
 698 }
 699
 700 if ( $wgMainWANCache === false ) {
 701         // Setup a WAN cache from $wgMainCacheType with no relayer.
 702         // Sites using multiple datacenters can configure a relayer.
 703         $wgMainWANCache = 'mediawiki-main-default';
 704         $wgWANObjectCaches[$wgMainWANCache] = [
 705                 'class'    => WANObjectCache::class,
 706                 'cacheId'  => $wgMainCacheType,
 707                 'channels' => [ 'purge' => 'wancache-main-default-purge' ]
 708         ];
 709 }
 710
 711 Profiler::instance()->scopedProfileOut( $ps_default2 );
 712
 713 $ps_misc = Profiler::instance()->scopedProfileIn( $fname . '-misc1' );
 714
 715 // Raise the memory limit if it's too low
 716 wfMemoryLimit();
 717
 718 /**
 719  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 720  * that happens whenever you use a date function without the timezone being
 721  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 722  */
 723 if ( is_null( $wgLocaltimezone ) ) {
 724         Wikimedia\suppressWarnings();
 725         $wgLocaltimezone = date_default_timezone_get();
 726         Wikimedia\restoreWarnings();
 727 }
 728
 729 date_default_timezone_set( $wgLocaltimezone );
 730 if ( is_null( $wgLocalTZoffset ) ) {
 731         $wgLocalTZoffset = date( 'Z' ) / 60;
 732 }
 733 // The part after the System| is ignored, but rest of MW fills it
 734 // out as the local offset.
 735 $wgDefaultUserOptions['timecorrection'] = "System|$wgLocalTZoffset";
 736
 737 if ( !$wgDBerrorLogTZ ) {
 738         $wgDBerrorLogTZ = $wgLocaltimezone;
 739 }
 740
 741 // Initialize the request object in $wgRequest
 742 $wgRequest = RequestContext::getMain()->getRequest(); // BackCompat
 743 // Set user IP/agent information for agent session consistency purposes
 744 MediaWikiServices::getInstance()->getDBLoadBalancerFactory()->setRequestInfo( [
 745         'IPAddress' => $wgRequest->getIP(),
 746         'UserAgent' => $wgRequest->getHeader( 'User-Agent' ),
 747         'ChronologyProtection' => $wgRequest->getHeader( 'ChronologyProtection' ),
 748         // The cpPosIndex cookie has no prefix and is set by MediaWiki::preOutputCommit()
 749         'ChronologyPositionIndex' =>
 750                 $wgRequest->getInt( 'cpPosIndex', (int)$wgRequest->getCookie( 'cpPosIndex', '' ) )
 751 ] );
 752 // Make sure that object caching does not undermine the ChronologyProtector improvements
 753 if ( $wgRequest->getCookie( 'UseDC', '' ) === 'master' ) {
 754         // The user is pinned to the primary DC, meaning that they made recent changes which should
 755         // be reflected in their subsequent web requests. Avoid the use of interim cache keys because
 756         // they use a blind TTL and could be stale if an object changes twice in a short time span.
 757         MediaWikiServices::getInstance()->getMainWANObjectCache()->useInterimHoldOffCaching( false );
 758 }
 759
 760 // Useful debug output
 761 if ( $wgCommandLineMode ) {
 762         wfDebug( "\n\nStart command line script $self\n" );
 763 } else {
 764         $debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
 765
 766         if ( $wgDebugPrintHttpHeaders ) {
 767                 $debug .= "HTTP HEADERS:\n";
 768
 769                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 770                         $debug .= "$name: $value\n";
 771                 }
 772         }
 773         wfDebug( $debug );
 774 }
 775
 776 Profiler::instance()->scopedProfileOut( $ps_misc );
 777 $ps_memcached = Profiler::instance()->scopedProfileIn( $fname . '-memcached' );
 778
 779 $wgMemc = wfGetMainCache();
 780 $messageMemc = wfGetMessageCacheStorage();
 781
 782 /**
 783  * @deprecated since 1.30
 784  */
 785 $parserMemc = new DeprecatedGlobal( 'parserMemc', function () {
 786         return MediaWikiServices::getInstance()->getParserCache()->getCacheStorage();
 787 }, '1.30' );
 788
 789 wfDebugLog( 'caches',
 790         'cluster: ' . get_class( $wgMemc ) .
 791         ', WAN: ' . ( $wgMainWANCache === CACHE_NONE ? 'CACHE_NONE' : $wgMainWANCache ) .
 792         ', stash: ' . $wgMainStash .
 793         ', message: ' . get_class( $messageMemc ) .
 794         ', session: ' . get_class( ObjectCache::getInstance( $wgSessionCacheType ) )
 795 );
 796
 797 Profiler::instance()->scopedProfileOut( $ps_memcached );
 798
 799 // Most of the config is out, some might want to run hooks here.
 800 Hooks::run( 'SetupAfterCache' );
 801
 802 $ps_globals = Profiler::instance()->scopedProfileIn( $fname . '-globals' );
 803
 804 /**
 805  * @var Language $wgContLang
 806  */
 807 $wgContLang = Language::factory( $wgLanguageCode );
 808 $wgContLang->initContLang();
 809
 810 // Now that variant lists may be available...
 811 $wgRequest->interpolateTitle();
 812
 813 if ( !is_object( $wgAuth ) ) {
 814         $wgAuth = new MediaWiki\Auth\AuthManagerAuthPlugin;
 815         Hooks::run( 'AuthPluginSetup', [ &$wgAuth ] );
 816 }
 817 if ( $wgAuth && !$wgAuth instanceof MediaWiki\Auth\AuthManagerAuthPlugin ) {
 818         MediaWiki\Auth\AuthManager::singleton()->forcePrimaryAuthenticationProviders( [
 819                 new MediaWiki\Auth\TemporaryPasswordPrimaryAuthenticationProvider( [
 820                         'authoritative' => false,
 821                 ] ),
 822                 new MediaWiki\Auth\AuthPluginPrimaryAuthenticationProvider( $wgAuth ),
 823                 new MediaWiki\Auth\LocalPasswordPrimaryAuthenticationProvider( [
 824                         'authoritative' => true,
 825                 ] ),
 826         ], '$wgAuth is ' . get_class( $wgAuth ) );
 827 }
 828
 829 // Set up the session
 830 $ps_session = Profiler::instance()->scopedProfileIn( $fname . '-session' );
 831 /**
 832  * @var MediaWiki\Session\SessionId|null $wgInitialSessionId The persistent
 833  * session ID (if any) loaded at startup
 834  */
 835 $wgInitialSessionId = null;
 836 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 837         // If session.auto_start is there, we can't touch session name
 838         if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
 839                 session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 840         }
 841
 842         // Create the SessionManager singleton and set up our session handler,
 843         // unless we're specifically asked not to.
 844         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 845                 MediaWiki\Session\PHPSessionHandler::install(
 846                         MediaWiki\Session\SessionManager::singleton()
 847                 );
 848         }
 849
 850         // Initialize the session
 851         try {
 852                 $session = MediaWiki\Session\SessionManager::getGlobalSession();
 853         } catch ( OverflowException $ex ) {
 854                 if ( isset( $ex->sessionInfos ) && count( $ex->sessionInfos ) >= 2 ) {
 855                         // The exception is because the request had multiple possible
 856                         // sessions tied for top priority. Report this to the user.
 857                         $list = [];
 858                         foreach ( $ex->sessionInfos as $info ) {
 859                                 $list[] = $info->getProvider()->describe( $wgContLang );
 860                         }
 861                         $list = $wgContLang->listToText( $list );
 862                         throw new HttpError( 400,
 863                                 Message::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
 864                         );
 865                 }
 866
 867                 // Not the one we want, rethrow
 868                 throw $ex;
 869         }
 870
 871         if ( $session->isPersistent() ) {
 872                 $wgInitialSessionId = $session->getSessionId();
 873         }
 874
 875         $session->renew();
 876         if ( MediaWiki\Session\PHPSessionHandler::isEnabled() &&
 877                 ( $session->isPersistent() || $session->shouldRememberUser() )
 878         ) {
 879                 // Start the PHP-session for backwards compatibility
 880                 session_id( $session->getId() );
 881                 Wikimedia\quietCall( 'session_start' );
 882         }
 883
 884         unset( $session );
 885 } else {
 886         // Even if we didn't set up a global Session, still install our session
 887         // handler unless specifically requested not to.
 888         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 889                 MediaWiki\Session\PHPSessionHandler::install(
 890                         MediaWiki\Session\SessionManager::singleton()
 891                 );
 892         }
 893 }
 894 Profiler::instance()->scopedProfileOut( $ps_session );
 895
 896 /**
 897  * @var User $wgUser
 898  */
 899 $wgUser = RequestContext::getMain()->getUser(); // BackCompat
 900
 901 /**
 902  * @var Language $wgLang
 903  */
 904 $wgLang = new StubUserLang;
 905
 906 /**
 907  * @var OutputPage $wgOut
 908  */
 909 $wgOut = RequestContext::getMain()->getOutput(); // BackCompat
 910
 911 /**
 912  * @var Parser $wgParser
 913  */
 914 $wgParser = new StubObject( 'wgParser', function () {
 915         return MediaWikiServices::getInstance()->getParser();
 916 } );
 917
 918 /**
 919  * @var Title $wgTitle
 920  */
 921 $wgTitle = null;
 922
 923 Profiler::instance()->scopedProfileOut( $ps_globals );
 924 $ps_extensions = Profiler::instance()->scopedProfileIn( $fname . '-extensions' );
 925
 926 // Extension setup functions
 927 // Entries should be added to this variable during the inclusion
 928 // of the extension file. This allows the extension to perform
 929 // any necessary initialisation in the fully initialised environment
 930 foreach ( $wgExtensionFunctions as $func ) {
 931         // Allow closures in PHP 5.3+
 932         if ( is_object( $func ) && $func instanceof Closure ) {
 933                 $profName = $fname . '-extensions-closure';
 934         } elseif ( is_array( $func ) ) {
 935                 if ( is_object( $func[0] ) ) {
 936                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 937                 } else {
 938                         $profName = $fname . '-extensions-' . implode( '::', $func );
 939                 }
 940         } else {
 941                 $profName = $fname . '-extensions-' . strval( $func );
 942         }
 943
 944         $ps_ext_func = Profiler::instance()->scopedProfileIn( $profName );
 945         call_user_func( $func );
 946         Profiler::instance()->scopedProfileOut( $ps_ext_func );
 947 }
 948
 949 // If the session user has a 0 id but a valid name, that means we need to
 950 // autocreate it.
 951 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 952         $sessionUser = MediaWiki\Session\SessionManager::getGlobalSession()->getUser();
 953         if ( $sessionUser->getId() === 0 && User::isValidUserName( $sessionUser->getName() ) ) {
 954                 $ps_autocreate = Profiler::instance()->scopedProfileIn( $fname . '-autocreate' );
 955                 $res = MediaWiki\Auth\AuthManager::singleton()->autoCreateUser(
 956                         $sessionUser,
 957                         MediaWiki\Auth\AuthManager::AUTOCREATE_SOURCE_SESSION,
 958                         true
 959                 );
 960                 Profiler::instance()->scopedProfileOut( $ps_autocreate );
 961                 \MediaWiki\Logger\LoggerFactory::getInstance( 'authevents' )->info( 'Autocreation attempt', [
 962                         'event' => 'autocreate',
 963                         'status' => $res,
 964                 ] );
 965                 unset( $res );
 966         }
 967         unset( $sessionUser );
 968 }
 969
 970 if ( !$wgCommandLineMode ) {
 971         Pingback::schedulePingback();
 972 }
 973
 974 $wgFullyInitialised = true;
 975
 976 Profiler::instance()->scopedProfileOut( $ps_extensions );
 977 Profiler::instance()->scopedProfileOut( $ps_setup );