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 use Wikimedia\Rdbms\LBFactory;
  28 use Wikimedia\Rdbms\ChronologyProtector;
  29
  30 /**
  31  * This file is not a valid entry point, perform no further processing unless
  32  * MEDIAWIKI is defined
  33  */
  34 if ( !defined( 'MEDIAWIKI' ) ) {
  35         exit( 1 );
  36 }
  37
  38 /**
  39  * Pre-config setup: Before loading LocalSettings.php
  40  */
  41
  42 // Sanity check (T5782, T122807)
  43 if ( ini_get( 'mbstring.func_overload' ) ) {
  44         die( 'MediaWiki does not support installations where mbstring.func_overload is non-zero.' );
  45 }
  46
  47 // Start the autoloader, so that extensions can derive classes from core files
  48 require_once "$IP/includes/AutoLoader.php";
  49
  50 // Load up some global defines
  51 require_once "$IP/includes/Defines.php";
  52
  53 // Load default settings
  54 require_once "$IP/includes/DefaultSettings.php";
  55
  56 // Load global functions
  57 require_once "$IP/includes/GlobalFunctions.php";
  58
  59 // Load composer's autoloader if present
  60 if ( is_readable( "$IP/vendor/autoload.php" ) ) {
  61         require_once "$IP/vendor/autoload.php";
  62 }
  63
  64 // Assert that composer dependencies were successfully loaded
  65 // Purposely no leading \ due to it breaking HHVM RepoAuthorative mode
  66 // PHP works fine with both versions
  67 // See https://github.com/facebook/hhvm/issues/5833
  68 if ( !interface_exists( 'Psr\Log\LoggerInterface' ) ) {
  69         $message = (
  70                 'MediaWiki requires the <a href="https://github.com/php-fig/log">PSR-3 logging ' .
  71                 "library</a> to be present. This library is not embedded directly in MediaWiki's " .
  72                 "git repository and must be installed separately by the end user.\n\n" .
  73                 'Please see <a href="https://www.mediawiki.org/wiki/Download_from_Git' .
  74                 '#Fetch_external_libraries">mediawiki.org</a> for help on installing ' .
  75                 'the required components.'
  76         );
  77         echo $message;
  78         trigger_error( $message, E_USER_ERROR );
  79         die( 1 );
  80 }
  81
  82 // Install a header callback
  83 MediaWiki\HeaderCallback::register();
  84
  85 /**
  86  * Load LocalSettings.php
  87  */
  88
  89 if ( defined( 'MW_CONFIG_CALLBACK' ) ) {
  90         call_user_func( MW_CONFIG_CALLBACK );
  91 } else {
  92         if ( !defined( 'MW_CONFIG_FILE' ) ) {
  93                 define( 'MW_CONFIG_FILE', "$IP/LocalSettings.php" );
  94         }
  95         require_once MW_CONFIG_FILE;
  96 }
  97
  98 /**
  99  * Customization point after all loading (constants, functions, classes,
 100  * DefaultSettings, LocalSettings). Specifically, this is before usage of
 101  * settings, before instantiation of Profiler (and other singletons), and
 102  * before any setup functions or hooks run.
 103  */
 104
 105 if ( defined( 'MW_SETUP_CALLBACK' ) ) {
 106         call_user_func( MW_SETUP_CALLBACK );
 107 }
 108
 109 /**
 110  * Main setup
 111  */
 112
 113 $fname = 'Setup.php';
 114 $ps_setup = Profiler::instance()->scopedProfileIn( $fname );
 115
 116 // Load queued extensions
 117 ExtensionRegistry::getInstance()->loadFromQueue();
 118 // Don't let any other extensions load
 119 ExtensionRegistry::getInstance()->finish();
 120
 121 // Check to see if we are at the file scope
 122 if ( !isset( $wgVersion ) ) {
 123         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
 124         die( 1 );
 125 }
 126
 127 mb_internal_encoding( 'UTF-8' );
 128
 129 // Set the configured locale on all requests for consisteny
 130 putenv( "LC_ALL=$wgShellLocale" );
 131 setlocale( LC_ALL, $wgShellLocale );
 132
 133 // Set various default paths sensibly...
 134 $ps_default = Profiler::instance()->scopedProfileIn( $fname . '-defaults' );
 135
 136 if ( $wgScript === false ) {
 137         $wgScript = "$wgScriptPath/index.php";
 138 }
 139 if ( $wgLoadScript === false ) {
 140         $wgLoadScript = "$wgScriptPath/load.php";
 141 }
 142
 143 if ( $wgArticlePath === false ) {
 144         if ( $wgUsePathInfo ) {
 145                 $wgArticlePath = "$wgScript/$1";
 146         } else {
 147                 $wgArticlePath = "$wgScript?title=$1";
 148         }
 149 }
 150
 151 if ( !empty( $wgActionPaths ) && !isset( $wgActionPaths['view'] ) ) {
 152         // 'view' is assumed the default action path everywhere in the code
 153         // but is rarely filled in $wgActionPaths
 154         $wgActionPaths['view'] = $wgArticlePath;
 155 }
 156
 157 if ( $wgResourceBasePath === null ) {
 158         $wgResourceBasePath = $wgScriptPath;
 159 }
 160 if ( $wgStylePath === false ) {
 161         $wgStylePath = "$wgResourceBasePath/skins";
 162 }
 163 if ( $wgLocalStylePath === false ) {
 164         // Avoid wgResourceBasePath here since that may point to a different domain (e.g. CDN)
 165         $wgLocalStylePath = "$wgScriptPath/skins";
 166 }
 167 if ( $wgExtensionAssetsPath === false ) {
 168         $wgExtensionAssetsPath = "$wgResourceBasePath/extensions";
 169 }
 170
 171 if ( $wgLogo === false ) {
 172         $wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
 173 }
 174
 175 if ( $wgUploadPath === false ) {
 176         $wgUploadPath = "$wgScriptPath/images";
 177 }
 178 if ( $wgUploadDirectory === false ) {
 179         $wgUploadDirectory = "$IP/images";
 180 }
 181 if ( $wgReadOnlyFile === false ) {
 182         $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
 183 }
 184 if ( $wgFileCacheDirectory === false ) {
 185         $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
 186 }
 187 if ( $wgDeletedDirectory === false ) {
 188         $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
 189 }
 190
 191 if ( $wgGitInfoCacheDirectory === false && $wgCacheDirectory !== false ) {
 192         $wgGitInfoCacheDirectory = "{$wgCacheDirectory}/gitinfo";
 193 }
 194
 195 if ( $wgEnableParserCache === false ) {
 196         $wgParserCacheType = CACHE_NONE;
 197 }
 198
 199 // Fix path to icon images after they were moved in 1.24
 200 if ( $wgRightsIcon ) {
 201         $wgRightsIcon = str_replace(
 202                 "{$wgStylePath}/common/images/",
 203                 "{$wgResourceBasePath}/resources/assets/licenses/",
 204                 $wgRightsIcon
 205         );
 206 }
 207
 208 if ( isset( $wgFooterIcons['copyright']['copyright'] )
 209         && $wgFooterIcons['copyright']['copyright'] === []
 210 ) {
 211         if ( $wgRightsIcon || $wgRightsText ) {
 212                 $wgFooterIcons['copyright']['copyright'] = [
 213                         'url' => $wgRightsUrl,
 214                         'src' => $wgRightsIcon,
 215                         'alt' => $wgRightsText,
 216                 ];
 217         }
 218 }
 219
 220 if ( isset( $wgFooterIcons['poweredby'] )
 221         && isset( $wgFooterIcons['poweredby']['mediawiki'] )
 222         && $wgFooterIcons['poweredby']['mediawiki']['src'] === null
 223 ) {
 224         $wgFooterIcons['poweredby']['mediawiki']['src'] =
 225                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_88x31.png";
 226         $wgFooterIcons['poweredby']['mediawiki']['srcset'] =
 227                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_132x47.png 1.5x, " .
 228                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_176x62.png 2x";
 229 }
 230
 231 /**
 232  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
 233  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
 234  *
 235  * Note that this is the definition of editinterface and it can be granted to
 236  * all users if desired.
 237  */
 238 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
 239
 240 /**
 241  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
 242  * and "File_talk".  The old names "Image" and "Image_talk" are
 243  * retained as aliases for backwards compatibility.
 244  */
 245 $wgNamespaceAliases['Image'] = NS_FILE;
 246 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
 247
 248 /**
 249  * Initialise $wgLockManagers to include basic FS version
 250  */
 251 $wgLockManagers[] = [
 252         'name' => 'fsLockManager',
 253         'class' => FSLockManager::class,
 254         'lockDirectory' => "{$wgUploadDirectory}/lockdir",
 255 ];
 256 $wgLockManagers[] = [
 257         'name' => 'nullLockManager',
 258         'class' => NullLockManager::class,
 259 ];
 260
 261 /**
 262  * Default parameters for the "<gallery>" tag.
 263  * @see DefaultSettings.php for description of the fields.
 264  */
 265 $wgGalleryOptions += [
 266         'imagesPerRow' => 0,
 267         'imageWidth' => 120,
 268         'imageHeight' => 120,
 269         'captionLength' => true,
 270         'showBytes' => true,
 271         'showDimensions' => true,
 272         'mode' => 'traditional',
 273 ];
 274
 275 /**
 276  * Shortcuts for $wgLocalFileRepo
 277  */
 278 if ( !$wgLocalFileRepo ) {
 279         $wgLocalFileRepo = [
 280                 'class' => LocalRepo::class,
 281                 'name' => 'local',
 282                 'directory' => $wgUploadDirectory,
 283                 'scriptDirUrl' => $wgScriptPath,
 284                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 285                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 286                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 287                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 288                 'deletedDir' => $wgDeletedDirectory,
 289                 'deletedHashLevels' => $wgHashedUploadDirectory ? 3 : 0
 290         ];
 291 }
 292
 293 if ( !isset( $wgLocalFileRepo['backend'] ) ) {
 294         // Create a default FileBackend name.
 295         // FileBackendGroup will register a default, if absent from $wgFileBackends.
 296         $wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
 297 }
 298
 299 /**
 300  * Shortcuts for $wgForeignFileRepos
 301  */
 302 if ( $wgUseSharedUploads ) {
 303         if ( $wgSharedUploadDBname ) {
 304                 $wgForeignFileRepos[] = [
 305                         'class' => ForeignDBRepo::class,
 306                         'name' => 'shared',
 307                         'directory' => $wgSharedUploadDirectory,
 308                         'url' => $wgSharedUploadPath,
 309                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 310                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 311                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 312                         'dbType' => $wgDBtype,
 313                         'dbServer' => $wgDBserver,
 314                         'dbUser' => $wgDBuser,
 315                         'dbPassword' => $wgDBpassword,
 316                         'dbName' => $wgSharedUploadDBname,
 317                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 318                         'tablePrefix' => $wgSharedUploadDBprefix,
 319                         'hasSharedCache' => $wgCacheSharedUploads,
 320                         'descBaseUrl' => $wgRepositoryBaseUrl,
 321                         'fetchDescription' => $wgFetchCommonsDescriptions,
 322                 ];
 323         } else {
 324                 $wgForeignFileRepos[] = [
 325                         'class' => FileRepo::class,
 326                         'name' => 'shared',
 327                         'directory' => $wgSharedUploadDirectory,
 328                         'url' => $wgSharedUploadPath,
 329                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 330                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 331                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 332                         'descBaseUrl' => $wgRepositoryBaseUrl,
 333                         'fetchDescription' => $wgFetchCommonsDescriptions,
 334                 ];
 335         }
 336 }
 337 if ( $wgUseInstantCommons ) {
 338         $wgForeignFileRepos[] = [
 339                 'class' => ForeignAPIRepo::class,
 340                 'name' => 'wikimediacommons',
 341                 'apibase' => 'https://commons.wikimedia.org/w/api.php',
 342                 'url' => 'https://upload.wikimedia.org/wikipedia/commons',
 343                 'thumbUrl' => 'https://upload.wikimedia.org/wikipedia/commons/thumb',
 344                 'hashLevels' => 2,
 345                 'transformVia404' => true,
 346                 'fetchDescription' => true,
 347                 'descriptionCacheExpiry' => 43200,
 348                 'apiThumbCacheExpiry' => 0,
 349         ];
 350 }
 351 foreach ( $wgForeignFileRepos as &$repo ) {
 352         if ( !isset( $repo['directory'] ) && $repo['class'] === ForeignAPIRepo::class ) {
 353                 $repo['directory'] = $wgUploadDirectory; // b/c
 354         }
 355         if ( !isset( $repo['backend'] ) ) {
 356                 $repo['backend'] = $repo['name'] . '-backend';
 357         }
 358 }
 359 unset( $repo ); // no global pollution; destroy reference
 360
 361 $rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
 362 if ( $wgRCFilterByAge ) {
 363         // Trim down $wgRCLinkDays so that it only lists links which are valid
 364         // as determined by $wgRCMaxAge.
 365         // Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 366         sort( $wgRCLinkDays );
 367
 368         // phpcs:ignore Generic.CodeAnalysis.ForLoopWithTestFunctionCall
 369         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 370                 if ( $wgRCLinkDays[$i] >= $rcMaxAgeDays ) {
 371                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 372                         break;
 373                 }
 374         }
 375 }
 376 // Ensure that default user options are not invalid, since that breaks Special:Preferences
 377 $wgDefaultUserOptions['rcdays'] = min(
 378         $wgDefaultUserOptions['rcdays'],
 379         ceil( $rcMaxAgeDays )
 380 );
 381 $wgDefaultUserOptions['watchlistdays'] = min(
 382         $wgDefaultUserOptions['watchlistdays'],
 383         ceil( $rcMaxAgeDays )
 384 );
 385 unset( $rcMaxAgeDays );
 386
 387 if ( $wgSkipSkin ) {
 388         $wgSkipSkins[] = $wgSkipSkin;
 389 }
 390
 391 $wgSkipSkins[] = 'fallback';
 392 $wgSkipSkins[] = 'apioutput';
 393
 394 if ( $wgLocalInterwiki ) {
 395         array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
 396 }
 397
 398 // Set default shared prefix
 399 if ( $wgSharedPrefix === false ) {
 400         $wgSharedPrefix = $wgDBprefix;
 401 }
 402
 403 // Set default shared schema
 404 if ( $wgSharedSchema === false ) {
 405         $wgSharedSchema = $wgDBmwschema;
 406 }
 407
 408 if ( !$wgCookiePrefix ) {
 409         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 410                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 411         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 412                 $wgCookiePrefix = $wgSharedDB;
 413         } elseif ( $wgDBprefix ) {
 414                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 415         } else {
 416                 $wgCookiePrefix = $wgDBname;
 417         }
 418 }
 419 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 420
 421 if ( $wgEnableEmail ) {
 422         $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 423 } else {
 424         // Disable all other email settings automatically if $wgEnableEmail
 425         // is set to false. - T65678
 426         $wgAllowHTMLEmail = false;
 427         $wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
 428         $wgEnableUserEmail = false;
 429         $wgEnotifFromEditor = false;
 430         $wgEnotifImpersonal = false;
 431         $wgEnotifMaxRecips = 0;
 432         $wgEnotifMinorEdits = false;
 433         $wgEnotifRevealEditorAddress = false;
 434         $wgEnotifUseRealName = false;
 435         $wgEnotifUserTalk = false;
 436         $wgEnotifWatchlist = false;
 437         unset( $wgGroupPermissions['user']['sendemail'] );
 438         $wgUseEnotif = false;
 439         $wgUserEmailUseReplyTo = false;
 440         $wgUsersNotifiedOnAllChanges = [];
 441 }
 442
 443 if ( $wgMetaNamespace === false ) {
 444         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 445 }
 446
 447 // Default value is 2000 or the suhosin limit if it is between 1 and 2000
 448 if ( $wgResourceLoaderMaxQueryLength === false ) {
 449         $suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
 450         if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
 451                 $wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
 452         } else {
 453                 $wgResourceLoaderMaxQueryLength = 2000;
 454         }
 455         unset( $suhosinMaxValueLength );
 456 }
 457
 458 // Ensure the minimum chunk size is less than PHP upload limits or the maximum
 459 // upload size.
 460 $wgMinUploadChunkSize = min(
 461         $wgMinUploadChunkSize,
 462         UploadBase::getMaxUploadSize( 'file' ),
 463         UploadBase::getMaxPhpUploadSize(),
 464         ( wfShorthandToInteger(
 465                 ini_get( 'post_max_size' ) ?: ini_get( 'hhvm.server.max_post_size' ),
 466                 PHP_INT_MAX
 467         ) ?: PHP_INT_MAX ) - 1024 // Leave some room for other POST parameters
 468 );
 469
 470 /**
 471  * Definitions of the NS_ constants are in Defines.php
 472  * @private
 473  */
 474 $wgCanonicalNamespaceNames = [
 475         NS_MEDIA            => 'Media',
 476         NS_SPECIAL          => 'Special',
 477         NS_TALK             => 'Talk',
 478         NS_USER             => 'User',
 479         NS_USER_TALK        => 'User_talk',
 480         NS_PROJECT          => 'Project',
 481         NS_PROJECT_TALK     => 'Project_talk',
 482         NS_FILE             => 'File',
 483         NS_FILE_TALK        => 'File_talk',
 484         NS_MEDIAWIKI        => 'MediaWiki',
 485         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 486         NS_TEMPLATE         => 'Template',
 487         NS_TEMPLATE_TALK    => 'Template_talk',
 488         NS_HELP             => 'Help',
 489         NS_HELP_TALK        => 'Help_talk',
 490         NS_CATEGORY         => 'Category',
 491         NS_CATEGORY_TALK    => 'Category_talk',
 492 ];
 493
 494 /// @todo UGLY UGLY
 495 if ( is_array( $wgExtraNamespaces ) ) {
 496         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 497 }
 498
 499 // Merge in the legacy language codes, incorporating overrides from the config
 500 $wgDummyLanguageCodes += [
 501         'qqq' => 'qqq', // Used for message documentation
 502         'qqx' => 'qqx', // Used for viewing message keys
 503 ] + $wgExtraLanguageCodes + LanguageCode::getDeprecatedCodeMapping();
 504
 505 // These are now the same, always
 506 // To determine the user language, use $wgLang->getCode()
 507 $wgContLanguageCode = $wgLanguageCode;
 508
 509 // Easy to forget to falsify $wgDebugToolbar for static caches.
 510 // If file cache or CDN cache is on, just disable this (DWIMD).
 511 if ( $wgUseFileCache || $wgUseSquid ) {
 512         $wgDebugToolbar = false;
 513 }
 514
 515 // We always output HTML5 since 1.22, overriding these is no longer supported
 516 // we set them here for extensions that depend on its value.
 517 $wgHtml5 = true;
 518 $wgXhtmlDefaultNamespace = 'http://www.w3.org/1999/xhtml';
 519 $wgJsMimeType = 'text/javascript';
 520
 521 // Blacklisted file extensions shouldn't appear on the "allowed" list
 522 $wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
 523
 524 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 525         Wikimedia\suppressWarnings();
 526         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
 527         Wikimedia\restoreWarnings();
 528 }
 529
 530 if ( $wgNewUserLog ) {
 531         // Add new user log type
 532         $wgLogTypes[] = 'newusers';
 533         $wgLogNames['newusers'] = 'newuserlogpage';
 534         $wgLogHeaders['newusers'] = 'newuserlogpagetext';
 535         $wgLogActionsHandlers['newusers/newusers'] = NewUsersLogFormatter::class;
 536         $wgLogActionsHandlers['newusers/create'] = NewUsersLogFormatter::class;
 537         $wgLogActionsHandlers['newusers/create2'] = NewUsersLogFormatter::class;
 538         $wgLogActionsHandlers['newusers/byemail'] = NewUsersLogFormatter::class;
 539         $wgLogActionsHandlers['newusers/autocreate'] = NewUsersLogFormatter::class;
 540 }
 541
 542 if ( $wgPageCreationLog ) {
 543         // Add page creation log type
 544         $wgLogTypes[] = 'create';
 545         $wgLogActionsHandlers['create/create'] = LogFormatter::class;
 546 }
 547
 548 if ( $wgPageLanguageUseDB ) {
 549         $wgLogTypes[] = 'pagelang';
 550         $wgLogActionsHandlers['pagelang/pagelang'] = PageLangLogFormatter::class;
 551 }
 552
 553 if ( $wgCookieSecure === 'detect' ) {
 554         $wgCookieSecure = ( WebRequest::detectProtocol() === 'https' );
 555 }
 556
 557 if ( $wgProfileOnly ) {
 558         $wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
 559         $wgDebugLogFile = '';
 560 }
 561
 562 // Backwards compatibility with old password limits
 563 if ( $wgMinimalPasswordLength !== false ) {
 564         $wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
 565 }
 566
 567 if ( $wgMaximalPasswordLength !== false ) {
 568         $wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
 569 }
 570
 571 // Backwards compatibility warning
 572 if ( !$wgSessionsInObjectCache ) {
 573         wfDeprecated( '$wgSessionsInObjectCache = false', '1.27' );
 574         if ( $wgSessionHandler ) {
 575                 wfDeprecated( '$wgSessionsHandler', '1.27' );
 576         }
 577         $cacheType = get_class( ObjectCache::getInstance( $wgSessionCacheType ) );
 578         wfDebugLog(
 579                 'caches',
 580                 "Session data will be stored in \"$cacheType\" cache with " .
 581                         "expiry $wgObjectCacheSessionExpiry seconds"
 582         );
 583 }
 584 $wgSessionsInObjectCache = true;
 585
 586 if ( $wgPHPSessionHandling !== 'enable' &&
 587         $wgPHPSessionHandling !== 'warn' &&
 588         $wgPHPSessionHandling !== 'disable'
 589 ) {
 590         $wgPHPSessionHandling = 'warn';
 591 }
 592 if ( defined( 'MW_NO_SESSION' ) ) {
 593         // If the entry point wants no session, force 'disable' here unless they
 594         // specifically set it to the (undocumented) 'warn'.
 595         $wgPHPSessionHandling = MW_NO_SESSION === 'warn' ? 'warn' : 'disable';
 596 }
 597
 598 Profiler::instance()->scopedProfileOut( $ps_default );
 599
 600 // Disable MWDebug for command line mode, this prevents MWDebug from eating up
 601 // all the memory from logging SQL queries on maintenance scripts
 602 global $wgCommandLineMode;
 603 if ( $wgDebugToolbar && !$wgCommandLineMode ) {
 604         MWDebug::init();
 605 }
 606
 607 // Reset the global service locator, so any services that have already been created will be
 608 // re-created while taking into account any custom settings and extensions.
 609 MediaWikiServices::resetGlobalInstance( new GlobalVarConfig(), 'quick' );
 610
 611 if ( $wgSharedDB && $wgSharedTables ) {
 612         // Apply $wgSharedDB table aliases for the local LB (all non-foreign DB connections)
 613         MediaWikiServices::getInstance()->getDBLoadBalancer()->setTableAliases(
 614                 array_fill_keys(
 615                         $wgSharedTables,
 616                         [
 617                                 'dbname' => $wgSharedDB,
 618                                 'schema' => $wgSharedSchema,
 619                                 'prefix' => $wgSharedPrefix
 620                         ]
 621                 )
 622         );
 623 }
 624
 625 // Define a constant that indicates that the bootstrapping of the service locator
 626 // is complete.
 627 define( 'MW_SERVICE_BOOTSTRAP_COMPLETE', 1 );
 628
 629 MWExceptionHandler::installHandler();
 630
 631 // T48998: Bail out early if $wgArticlePath is non-absolute
 632 foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
 633         if ( $$varName && !preg_match( '/^(https?:\/\/|\/)/', $$varName ) ) {
 634                 throw new FatalError(
 635                         "If you use a relative URL for \$$varName, it must start " .
 636                         'with a slash (<code>/</code>).<br><br>See ' .
 637                         "<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
 638                         "https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
 639                 );
 640         }
 641 }
 642
 643 $ps_default2 = Profiler::instance()->scopedProfileIn( $fname . '-defaults2' );
 644
 645 if ( $wgCanonicalServer === false ) {
 646         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 647 }
 648
 649 // Set server name
 650 $serverParts = wfParseUrl( $wgCanonicalServer );
 651 if ( $wgServerName !== false ) {
 652         wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
 653                 . 'not customized. Overwriting $wgServerName.' );
 654 }
 655 $wgServerName = $serverParts['host'];
 656 unset( $serverParts );
 657
 658 // Set defaults for configuration variables
 659 // that are derived from the server name by default
 660 // Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
 661 if ( !$wgEmergencyContact ) {
 662         $wgEmergencyContact = 'wikiadmin@' . $wgServerName;
 663 }
 664 if ( !$wgPasswordSender ) {
 665         $wgPasswordSender = 'apache@' . $wgServerName;
 666 }
 667 if ( !$wgNoReplyAddress ) {
 668         $wgNoReplyAddress = $wgPasswordSender;
 669 }
 670
 671 if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
 672         $wgSecureLogin = false;
 673         wfWarn( 'Secure login was enabled on a server that only supports '
 674                 . 'HTTP or HTTPS. Disabling secure login.' );
 675 }
 676
 677 $wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
 678
 679 // Now that GlobalFunctions is loaded, set defaults that depend on it.
 680 if ( $wgTmpDirectory === false ) {
 681         $wgTmpDirectory = wfTempDir();
 682 }
 683
 684 // We don't use counters anymore. Left here for extensions still
 685 // expecting this to exist. Should be removed sometime 1.26 or later.
 686 if ( !isset( $wgDisableCounters ) ) {
 687         $wgDisableCounters = true;
 688 }
 689
 690 if ( $wgMainWANCache === false ) {
 691         // Setup a WAN cache from $wgMainCacheType with no relayer.
 692         // Sites using multiple datacenters can configure a relayer.
 693         $wgMainWANCache = 'mediawiki-main-default';
 694         $wgWANObjectCaches[$wgMainWANCache] = [
 695                 'class'    => WANObjectCache::class,
 696                 'cacheId'  => $wgMainCacheType,
 697                 'channels' => [ 'purge' => 'wancache-main-default-purge' ]
 698         ];
 699 }
 700
 701 Profiler::instance()->scopedProfileOut( $ps_default2 );
 702
 703 $ps_misc = Profiler::instance()->scopedProfileIn( $fname . '-misc' );
 704
 705 // Raise the memory limit if it's too low
 706 wfMemoryLimit();
 707
 708 /**
 709  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 710  * that happens whenever you use a date function without the timezone being
 711  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 712  */
 713 if ( is_null( $wgLocaltimezone ) ) {
 714         Wikimedia\suppressWarnings();
 715         $wgLocaltimezone = date_default_timezone_get();
 716         Wikimedia\restoreWarnings();
 717 }
 718
 719 date_default_timezone_set( $wgLocaltimezone );
 720 if ( is_null( $wgLocalTZoffset ) ) {
 721         $wgLocalTZoffset = date( 'Z' ) / 60;
 722 }
 723 // The part after the System| is ignored, but rest of MW fills it
 724 // out as the local offset.
 725 $wgDefaultUserOptions['timecorrection'] = "System|$wgLocalTZoffset";
 726
 727 if ( !$wgDBerrorLogTZ ) {
 728         $wgDBerrorLogTZ = $wgLocaltimezone;
 729 }
 730
 731 // Initialize the request object in $wgRequest
 732 $wgRequest = RequestContext::getMain()->getRequest(); // BackCompat
 733 // Set user IP/agent information for agent session consistency purposes
 734 $cpPosInfo = LBFactory::getCPInfoFromCookieValue(
 735         // The cookie has no prefix and is set by MediaWiki::preOutputCommit()
 736         $wgRequest->getCookie( 'cpPosIndex', '' ),
 737         // Mitigate broken client-side cookie expiration handling (T190082)
 738         time() - ChronologyProtector::POSITION_COOKIE_TTL
 739 );
 740 MediaWikiServices::getInstance()->getDBLoadBalancerFactory()->setRequestInfo( [
 741         'IPAddress' => $wgRequest->getIP(),
 742         'UserAgent' => $wgRequest->getHeader( 'User-Agent' ),
 743         'ChronologyProtection' => $wgRequest->getHeader( 'ChronologyProtection' ),
 744         'ChronologyPositionIndex' => $wgRequest->getInt( 'cpPosIndex', $cpPosInfo['index'] ),
 745         'ChronologyClientId' => $cpPosInfo['clientId']
 746 ] );
 747 unset( $cpPosInfo );
 748 // Make sure that object caching does not undermine the ChronologyProtector improvements
 749 if ( $wgRequest->getCookie( 'UseDC', '' ) === 'master' ) {
 750         // The user is pinned to the primary DC, meaning that they made recent changes which should
 751         // be reflected in their subsequent web requests. Avoid the use of interim cache keys because
 752         // they use a blind TTL and could be stale if an object changes twice in a short time span.
 753         MediaWikiServices::getInstance()->getMainWANObjectCache()->useInterimHoldOffCaching( false );
 754 }
 755
 756 // Useful debug output
 757 if ( $wgCommandLineMode ) {
 758         wfDebug( "\n\nStart command line script $self\n" );
 759 } else {
 760         $debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
 761
 762         if ( $wgDebugPrintHttpHeaders ) {
 763                 $debug .= "HTTP HEADERS:\n";
 764
 765                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 766                         $debug .= "$name: $value\n";
 767                 }
 768         }
 769         wfDebug( $debug );
 770 }
 771
 772 $wgMemc = ObjectCache::getLocalClusterInstance();
 773 $messageMemc = wfGetMessageCacheStorage();
 774
 775 wfDebugLog( 'caches',
 776         'cluster: ' . get_class( $wgMemc ) .
 777         ', WAN: ' . ( $wgMainWANCache === CACHE_NONE ? 'CACHE_NONE' : $wgMainWANCache ) .
 778         ', stash: ' . $wgMainStash .
 779         ', message: ' . get_class( $messageMemc ) .
 780         ', session: ' . get_class( ObjectCache::getInstance( $wgSessionCacheType ) )
 781 );
 782
 783 Profiler::instance()->scopedProfileOut( $ps_misc );
 784
 785 // Most of the config is out, some might want to run hooks here.
 786 Hooks::run( 'SetupAfterCache' );
 787
 788 $ps_globals = Profiler::instance()->scopedProfileIn( $fname . '-globals' );
 789
 790 /**
 791  * @var Language $wgContLang
 792  * @deprecated since 1.32, use the ContentLanguage service directly
 793  */
 794 $wgContLang = MediaWikiServices::getInstance()->getContentLanguage();
 795
 796 // Now that variant lists may be available...
 797 $wgRequest->interpolateTitle();
 798
 799 if ( !is_object( $wgAuth ) ) {
 800         $wgAuth = new MediaWiki\Auth\AuthManagerAuthPlugin;
 801         Hooks::run( 'AuthPluginSetup', [ &$wgAuth ] );
 802 }
 803 if ( $wgAuth && !$wgAuth instanceof MediaWiki\Auth\AuthManagerAuthPlugin ) {
 804         MediaWiki\Auth\AuthManager::singleton()->forcePrimaryAuthenticationProviders( [
 805                 new MediaWiki\Auth\TemporaryPasswordPrimaryAuthenticationProvider( [
 806                         'authoritative' => false,
 807                 ] ),
 808                 new MediaWiki\Auth\AuthPluginPrimaryAuthenticationProvider( $wgAuth ),
 809                 new MediaWiki\Auth\LocalPasswordPrimaryAuthenticationProvider( [
 810                         'authoritative' => true,
 811                 ] ),
 812         ], '$wgAuth is ' . get_class( $wgAuth ) );
 813 }
 814
 815 /**
 816  * @var MediaWiki\Session\SessionId|null $wgInitialSessionId The persistent
 817  * session ID (if any) loaded at startup
 818  */
 819 $wgInitialSessionId = null;
 820 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 821         // If session.auto_start is there, we can't touch session name
 822         if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
 823                 session_name( $wgSessionName ?: $wgCookiePrefix . '_session' );
 824         }
 825
 826         // Create the SessionManager singleton and set up our session handler,
 827         // unless we're specifically asked not to.
 828         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 829                 MediaWiki\Session\PHPSessionHandler::install(
 830                         MediaWiki\Session\SessionManager::singleton()
 831                 );
 832         }
 833
 834         // Initialize the session
 835         try {
 836                 $session = MediaWiki\Session\SessionManager::getGlobalSession();
 837         } catch ( OverflowException $ex ) {
 838                 if ( isset( $ex->sessionInfos ) && count( $ex->sessionInfos ) >= 2 ) {
 839                         // The exception is because the request had multiple possible
 840                         // sessions tied for top priority. Report this to the user.
 841                         $list = [];
 842                         foreach ( $ex->sessionInfos as $info ) {
 843                                 $list[] = $info->getProvider()->describe( $wgContLang );
 844                         }
 845                         $list = $wgContLang->listToText( $list );
 846                         throw new HttpError( 400,
 847                                 Message::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
 848                         );
 849                 }
 850
 851                 // Not the one we want, rethrow
 852                 throw $ex;
 853         }
 854
 855         if ( $session->isPersistent() ) {
 856                 $wgInitialSessionId = $session->getSessionId();
 857         }
 858
 859         $session->renew();
 860         if ( MediaWiki\Session\PHPSessionHandler::isEnabled() &&
 861                 ( $session->isPersistent() || $session->shouldRememberUser() )
 862         ) {
 863                 // Start the PHP-session for backwards compatibility
 864                 session_id( $session->getId() );
 865                 Wikimedia\quietCall( 'session_start' );
 866         }
 867
 868         unset( $session );
 869 } else {
 870         // Even if we didn't set up a global Session, still install our session
 871         // handler unless specifically requested not to.
 872         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 873                 MediaWiki\Session\PHPSessionHandler::install(
 874                         MediaWiki\Session\SessionManager::singleton()
 875                 );
 876         }
 877 }
 878
 879 /**
 880  * @var User $wgUser
 881  */
 882 $wgUser = RequestContext::getMain()->getUser(); // BackCompat
 883
 884 /**
 885  * @var Language $wgLang
 886  */
 887 $wgLang = new StubUserLang;
 888
 889 /**
 890  * @var OutputPage $wgOut
 891  */
 892 $wgOut = RequestContext::getMain()->getOutput(); // BackCompat
 893
 894 /**
 895  * @var Parser $wgParser
 896  * @deprecated since 1.32, use MediaWikiServices::getParser() instead
 897  */
 898 $wgParser = new StubObject( 'wgParser', function () {
 899         return MediaWikiServices::getInstance()->getParser();
 900 } );
 901
 902 /**
 903  * @var Title $wgTitle
 904  */
 905 $wgTitle = null;
 906
 907 Profiler::instance()->scopedProfileOut( $ps_globals );
 908 $ps_extensions = Profiler::instance()->scopedProfileIn( $fname . '-extensions' );
 909
 910 // Extension setup functions
 911 // Entries should be added to this variable during the inclusion
 912 // of the extension file. This allows the extension to perform
 913 // any necessary initialisation in the fully initialised environment
 914 foreach ( $wgExtensionFunctions as $func ) {
 915         call_user_func( $func );
 916 }
 917
 918 // If the session user has a 0 id but a valid name, that means we need to
 919 // autocreate it.
 920 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 921         $sessionUser = MediaWiki\Session\SessionManager::getGlobalSession()->getUser();
 922         if ( $sessionUser->getId() === 0 && User::isValidUserName( $sessionUser->getName() ) ) {
 923                 $res = MediaWiki\Auth\AuthManager::singleton()->autoCreateUser(
 924                         $sessionUser,
 925                         MediaWiki\Auth\AuthManager::AUTOCREATE_SOURCE_SESSION,
 926                         true
 927                 );
 928                 \MediaWiki\Logger\LoggerFactory::getInstance( 'authevents' )->info( 'Autocreation attempt', [
 929                         'event' => 'autocreate',
 930                         'status' => $res,
 931                 ] );
 932                 unset( $res );
 933         }
 934         unset( $sessionUser );
 935 }
 936
 937 if ( !$wgCommandLineMode ) {
 938         Pingback::schedulePingback();
 939 }
 940
 941 $wgFullyInitialised = true;
 942
 943 Profiler::instance()->scopedProfileOut( $ps_extensions );
 944 Profiler::instance()->scopedProfileOut( $ps_setup );