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