includes/Setup.php

   1 <?php
   2 /**
   3  * Include most things that are needed to make %MediaWiki work.
   4  *
   5  * This file is included by WebStart.php and doMaintenance.php so that both
   6  * web and maintenance scripts share a final set up phase to include necessary
   7  * files and create global object variables.
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  22  * http://www.gnu.org/copyleft/gpl.html
  23  *
  24  * @file
  25  */
  26 use MediaWiki\MediaWikiServices;
  27
  28 /**
  29  * This file is not a valid entry point, perform no further processing unless
  30  * MEDIAWIKI is defined
  31  */
  32 if ( !defined( 'MEDIAWIKI' ) ) {
  33         exit( 1 );
  34 }
  35
  36 $fname = 'Setup.php';
  37 $ps_setup = Profiler::instance()->scopedProfileIn( $fname );
  38
  39 // If any extensions are still queued, force load them
  40 ExtensionRegistry::getInstance()->loadFromQueue();
  41
  42 // Check to see if we are at the file scope
  43 if ( !isset( $wgVersion ) ) {
  44         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
  45         die( 1 );
  46 }
  47
  48 mb_internal_encoding( 'UTF-8' );
  49
  50 // Set various default paths sensibly...
  51 $ps_default = Profiler::instance()->scopedProfileIn( $fname . '-defaults' );
  52
  53 if ( $wgScript === false ) {
  54         $wgScript = "$wgScriptPath/index.php";
  55 }
  56 if ( $wgLoadScript === false ) {
  57         $wgLoadScript = "$wgScriptPath/load.php";
  58 }
  59
  60 if ( $wgArticlePath === false ) {
  61         if ( $wgUsePathInfo ) {
  62                 $wgArticlePath = "$wgScript/$1";
  63         } else {
  64                 $wgArticlePath = "$wgScript?title=$1";
  65         }
  66 }
  67
  68 if ( !empty( $wgActionPaths ) && !isset( $wgActionPaths['view'] ) ) {
  69         // 'view' is assumed the default action path everywhere in the code
  70         // but is rarely filled in $wgActionPaths
  71         $wgActionPaths['view'] = $wgArticlePath;
  72 }
  73
  74 if ( $wgResourceBasePath === null ) {
  75         $wgResourceBasePath = $wgScriptPath;
  76 }
  77 if ( $wgStylePath === false ) {
  78         $wgStylePath = "$wgResourceBasePath/skins";
  79 }
  80 if ( $wgLocalStylePath === false ) {
  81         // Avoid wgResourceBasePath here since that may point to a different domain (e.g. CDN)
  82         $wgLocalStylePath = "$wgScriptPath/skins";
  83 }
  84 if ( $wgExtensionAssetsPath === false ) {
  85         $wgExtensionAssetsPath = "$wgResourceBasePath/extensions";
  86 }
  87
  88 if ( $wgLogo === false ) {
  89         $wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
  90 }
  91
  92 if ( $wgUploadPath === false ) {
  93         $wgUploadPath = "$wgScriptPath/images";
  94 }
  95 if ( $wgUploadDirectory === false ) {
  96         $wgUploadDirectory = "$IP/images";
  97 }
  98 if ( $wgReadOnlyFile === false ) {
  99         $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
 100 }
 101 if ( $wgFileCacheDirectory === false ) {
 102         $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
 103 }
 104 if ( $wgDeletedDirectory === false ) {
 105         $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
 106 }
 107
 108 if ( $wgGitInfoCacheDirectory === false && $wgCacheDirectory !== false ) {
 109         $wgGitInfoCacheDirectory = "{$wgCacheDirectory}/gitinfo";
 110 }
 111
 112 if ( $wgEnableParserCache === false ) {
 113         $wgParserCacheType = CACHE_NONE;
 114 }
 115
 116 // Fix path to icon images after they were moved in 1.24
 117 if ( $wgRightsIcon ) {
 118         $wgRightsIcon = str_replace(
 119                 "{$wgStylePath}/common/images/",
 120                 "{$wgResourceBasePath}/resources/assets/licenses/",
 121                 $wgRightsIcon
 122         );
 123 }
 124
 125 if ( isset( $wgFooterIcons['copyright']['copyright'] )
 126         && $wgFooterIcons['copyright']['copyright'] === []
 127 ) {
 128         if ( $wgRightsIcon || $wgRightsText ) {
 129                 $wgFooterIcons['copyright']['copyright'] = [
 130                         'url' => $wgRightsUrl,
 131                         'src' => $wgRightsIcon,
 132                         'alt' => $wgRightsText,
 133                 ];
 134         }
 135 }
 136
 137 if ( isset( $wgFooterIcons['poweredby'] )
 138         && isset( $wgFooterIcons['poweredby']['mediawiki'] )
 139         && $wgFooterIcons['poweredby']['mediawiki']['src'] === null
 140 ) {
 141         $wgFooterIcons['poweredby']['mediawiki']['src'] =
 142                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_88x31.png";
 143         $wgFooterIcons['poweredby']['mediawiki']['srcset'] =
 144                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_132x47.png 1.5x, " .
 145                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_176x62.png 2x";
 146 }
 147
 148 /**
 149  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
 150  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
 151  *
 152  * Note that this is the definition of editinterface and it can be granted to
 153  * all users if desired.
 154  */
 155 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
 156
 157 /**
 158  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
 159  * and "File_talk".  The old names "Image" and "Image_talk" are
 160  * retained as aliases for backwards compatibility.
 161  */
 162 $wgNamespaceAliases['Image'] = NS_FILE;
 163 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
 164
 165 /**
 166  * Initialise $wgLockManagers to include basic FS version
 167  */
 168 $wgLockManagers[] = [
 169         'name' => 'fsLockManager',
 170         'class' => 'FSLockManager',
 171         'lockDirectory' => "{$wgUploadDirectory}/lockdir",
 172 ];
 173 $wgLockManagers[] = [
 174         'name' => 'nullLockManager',
 175         'class' => 'NullLockManager',
 176 ];
 177
 178 /**
 179  * Initialise $wgLocalFileRepo from backwards-compatible settings
 180  */
 181 if ( !$wgLocalFileRepo ) {
 182         $wgLocalFileRepo = [
 183                 'class' => 'LocalRepo',
 184                 'name' => 'local',
 185                 'directory' => $wgUploadDirectory,
 186                 'scriptDirUrl' => $wgScriptPath,
 187                 'scriptExtension' => '.php',
 188                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 189                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 190                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 191                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 192                 'deletedDir' => $wgDeletedDirectory,
 193                 'deletedHashLevels' => $wgHashedUploadDirectory ? 3 : 0
 194         ];
 195 }
 196 /**
 197  * Initialise shared repo from backwards-compatible settings
 198  */
 199 if ( $wgUseSharedUploads ) {
 200         if ( $wgSharedUploadDBname ) {
 201                 $wgForeignFileRepos[] = [
 202                         'class' => 'ForeignDBRepo',
 203                         'name' => 'shared',
 204                         'directory' => $wgSharedUploadDirectory,
 205                         'url' => $wgSharedUploadPath,
 206                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 207                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 208                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 209                         'dbType' => $wgDBtype,
 210                         'dbServer' => $wgDBserver,
 211                         'dbUser' => $wgDBuser,
 212                         'dbPassword' => $wgDBpassword,
 213                         'dbName' => $wgSharedUploadDBname,
 214                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 215                         'tablePrefix' => $wgSharedUploadDBprefix,
 216                         'hasSharedCache' => $wgCacheSharedUploads,
 217                         'descBaseUrl' => $wgRepositoryBaseUrl,
 218                         'fetchDescription' => $wgFetchCommonsDescriptions,
 219                 ];
 220         } else {
 221                 $wgForeignFileRepos[] = [
 222                         'class' => 'FileRepo',
 223                         'name' => 'shared',
 224                         'directory' => $wgSharedUploadDirectory,
 225                         'url' => $wgSharedUploadPath,
 226                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 227                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 228                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 229                         'descBaseUrl' => $wgRepositoryBaseUrl,
 230                         'fetchDescription' => $wgFetchCommonsDescriptions,
 231                 ];
 232         }
 233 }
 234 if ( $wgUseInstantCommons ) {
 235         $wgForeignFileRepos[] = [
 236                 'class' => 'ForeignAPIRepo',
 237                 'name' => 'wikimediacommons',
 238                 'apibase' => 'https://commons.wikimedia.org/w/api.php',
 239                 'url' => 'https://upload.wikimedia.org/wikipedia/commons',
 240                 'thumbUrl' => 'https://upload.wikimedia.org/wikipedia/commons/thumb',
 241                 'hashLevels' => 2,
 242                 'transformVia404' => true,
 243                 'fetchDescription' => true,
 244                 'descriptionCacheExpiry' => 43200,
 245                 'apiThumbCacheExpiry' => 86400,
 246         ];
 247 }
 248 /*
 249  * Add on default file backend config for file repos.
 250  * FileBackendGroup will handle initializing the backends.
 251  */
 252 if ( !isset( $wgLocalFileRepo['backend'] ) ) {
 253         $wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
 254 }
 255 foreach ( $wgForeignFileRepos as &$repo ) {
 256         if ( !isset( $repo['directory'] ) && $repo['class'] === 'ForeignAPIRepo' ) {
 257                 $repo['directory'] = $wgUploadDirectory; // b/c
 258         }
 259         if ( !isset( $repo['backend'] ) ) {
 260                 $repo['backend'] = $repo['name'] . '-backend';
 261         }
 262 }
 263 unset( $repo ); // no global pollution; destroy reference
 264
 265 $rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
 266 if ( $wgRCFilterByAge ) {
 267         // Trim down $wgRCLinkDays so that it only lists links which are valid
 268         // as determined by $wgRCMaxAge.
 269         // Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 270         sort( $wgRCLinkDays );
 271
 272         // @codingStandardsIgnoreStart Generic.CodeAnalysis.ForLoopWithTestFunctionCall.NotAllowed
 273         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 274                 // @codingStandardsIgnoreEnd
 275                 if ( $wgRCLinkDays[$i] >= $rcMaxAgeDays ) {
 276                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 277                         break;
 278                 }
 279         }
 280 }
 281 // Ensure that default user options are not invalid, since that breaks Special:Preferences
 282 $wgDefaultUserOptions['rcdays'] = min(
 283         $wgDefaultUserOptions['rcdays'],
 284         ceil( $rcMaxAgeDays )
 285 );
 286 $wgDefaultUserOptions['watchlistdays'] = min(
 287         $wgDefaultUserOptions['watchlistdays'],
 288         ceil( $rcMaxAgeDays )
 289 );
 290 unset( $rcMaxAgeDays );
 291
 292 if ( $wgSkipSkin ) {
 293         $wgSkipSkins[] = $wgSkipSkin;
 294 }
 295
 296 $wgSkipSkins[] = 'fallback';
 297 $wgSkipSkins[] = 'apioutput';
 298
 299 if ( $wgLocalInterwiki ) {
 300         array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
 301 }
 302
 303 // Set default shared prefix
 304 if ( $wgSharedPrefix === false ) {
 305         $wgSharedPrefix = $wgDBprefix;
 306 }
 307
 308 // Set default shared schema
 309 if ( $wgSharedSchema === false ) {
 310         $wgSharedSchema = $wgDBmwschema;
 311 }
 312
 313 if ( !$wgCookiePrefix ) {
 314         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 315                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 316         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 317                 $wgCookiePrefix = $wgSharedDB;
 318         } elseif ( $wgDBprefix ) {
 319                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 320         } else {
 321                 $wgCookiePrefix = $wgDBname;
 322         }
 323 }
 324 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 325
 326 if ( $wgEnableEmail ) {
 327         $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 328 } else {
 329         // Disable all other email settings automatically if $wgEnableEmail
 330         // is set to false. - bug 63678
 331         $wgAllowHTMLEmail = false;
 332         $wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
 333         $wgEnableUserEmail = false;
 334         $wgEnotifFromEditor = false;
 335         $wgEnotifImpersonal = false;
 336         $wgEnotifMaxRecips = 0;
 337         $wgEnotifMinorEdits = false;
 338         $wgEnotifRevealEditorAddress = false;
 339         $wgEnotifUseRealName = false;
 340         $wgEnotifUserTalk = false;
 341         $wgEnotifWatchlist = false;
 342         unset( $wgGroupPermissions['user']['sendemail'] );
 343         $wgUseEnotif = false;
 344         $wgUserEmailUseReplyTo = false;
 345         $wgUsersNotifiedOnAllChanges = [];
 346 }
 347
 348 if ( $wgMetaNamespace === false ) {
 349         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 350 }
 351
 352 // Default value is 2000 or the suhosin limit if it is between 1 and 2000
 353 if ( $wgResourceLoaderMaxQueryLength === false ) {
 354         $suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
 355         if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
 356                 $wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
 357         } else {
 358                 $wgResourceLoaderMaxQueryLength = 2000;
 359         }
 360         unset( $suhosinMaxValueLength );
 361 }
 362
 363 // Ensure the minimum chunk size is less than PHP upload limits or the maximum
 364 // upload size.
 365 $wgMinUploadChunkSize = min(
 366         $wgMinUploadChunkSize,
 367         UploadBase::getMaxUploadSize( 'file' ),
 368         UploadBase::getMaxPhpUploadSize(),
 369         ( wfShorthandToInteger(
 370                 ini_get( 'post_max_size' ) ?: ini_get( 'hhvm.server.max_post_size' ),
 371                 PHP_INT_MAX
 372         ) ?: PHP_INT_MAX ) - 1024 // Leave some room for other POST parameters
 373 );
 374
 375 /**
 376  * Definitions of the NS_ constants are in Defines.php
 377  * @private
 378  */
 379 $wgCanonicalNamespaceNames = [
 380         NS_MEDIA            => 'Media',
 381         NS_SPECIAL          => 'Special',
 382         NS_TALK             => 'Talk',
 383         NS_USER             => 'User',
 384         NS_USER_TALK        => 'User_talk',
 385         NS_PROJECT          => 'Project',
 386         NS_PROJECT_TALK     => 'Project_talk',
 387         NS_FILE             => 'File',
 388         NS_FILE_TALK        => 'File_talk',
 389         NS_MEDIAWIKI        => 'MediaWiki',
 390         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 391         NS_TEMPLATE         => 'Template',
 392         NS_TEMPLATE_TALK    => 'Template_talk',
 393         NS_HELP             => 'Help',
 394         NS_HELP_TALK        => 'Help_talk',
 395         NS_CATEGORY         => 'Category',
 396         NS_CATEGORY_TALK    => 'Category_talk',
 397 ];
 398
 399 /// @todo UGLY UGLY
 400 if ( is_array( $wgExtraNamespaces ) ) {
 401         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 402 }
 403
 404 // These are now the same, always
 405 // To determine the user language, use $wgLang->getCode()
 406 $wgContLanguageCode = $wgLanguageCode;
 407
 408 // Easy to forget to falsify $wgDebugToolbar for static caches.
 409 // If file cache or CDN cache is on, just disable this (DWIMD).
 410 if ( $wgUseFileCache || $wgUseSquid ) {
 411         $wgDebugToolbar = false;
 412 }
 413
 414 // We always output HTML5 since 1.22, overriding these is no longer supported
 415 // we set them here for extensions that depend on its value.
 416 $wgHtml5 = true;
 417 $wgXhtmlDefaultNamespace = 'http://www.w3.org/1999/xhtml';
 418 $wgJsMimeType = 'text/javascript';
 419
 420 // Blacklisted file extensions shouldn't appear on the "allowed" list
 421 $wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
 422
 423 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 424         MediaWiki\suppressWarnings();
 425         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
 426         MediaWiki\restoreWarnings();
 427 }
 428
 429 if ( $wgNewUserLog ) {
 430         // Add a new log type
 431         $wgLogTypes[] = 'newusers';
 432         $wgLogNames['newusers'] = 'newuserlogpage';
 433         $wgLogHeaders['newusers'] = 'newuserlogpagetext';
 434         $wgLogActionsHandlers['newusers/newusers'] = 'NewUsersLogFormatter';
 435         $wgLogActionsHandlers['newusers/create'] = 'NewUsersLogFormatter';
 436         $wgLogActionsHandlers['newusers/create2'] = 'NewUsersLogFormatter';
 437         $wgLogActionsHandlers['newusers/byemail'] = 'NewUsersLogFormatter';
 438         $wgLogActionsHandlers['newusers/autocreate'] = 'NewUsersLogFormatter';
 439 }
 440
 441 if ( $wgPageLanguageUseDB ) {
 442         $wgLogTypes[] = 'pagelang';
 443         $wgLogActionsHandlers['pagelang/pagelang'] = 'PageLangLogFormatter';
 444 }
 445
 446 if ( $wgCookieSecure === 'detect' ) {
 447         $wgCookieSecure = ( WebRequest::detectProtocol() === 'https' );
 448 }
 449
 450 if ( $wgProfileOnly ) {
 451         $wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
 452         $wgDebugLogFile = '';
 453 }
 454
 455 // Backwards compatibility with old password limits
 456 if ( $wgMinimalPasswordLength !== false ) {
 457         $wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
 458 }
 459
 460 if ( $wgMaximalPasswordLength !== false ) {
 461         $wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
 462 }
 463
 464 // Backwards compatibility warning
 465 if ( !$wgSessionsInObjectCache && !$wgSessionsInMemcached ) {
 466         wfDeprecated( '$wgSessionsInObjectCache = false', '1.27' );
 467         if ( $wgSessionHandler ) {
 468                 wfDeprecated( '$wgSessionsHandler', '1.27' );
 469         }
 470         $cacheType = get_class( ObjectCache::getInstance( $wgSessionCacheType ) );
 471         wfDebugLog(
 472                 'caches',
 473                 "Session data will be stored in \"$cacheType\" cache with " .
 474                         "expiry $wgObjectCacheSessionExpiry seconds"
 475         );
 476 }
 477 $wgSessionsInObjectCache = true;
 478
 479 if ( $wgPHPSessionHandling !== 'enable' &&
 480         $wgPHPSessionHandling !== 'warn' &&
 481         $wgPHPSessionHandling !== 'disable'
 482 ) {
 483         $wgPHPSessionHandling = 'warn';
 484 }
 485 if ( defined( 'MW_NO_SESSION' ) ) {
 486         // If the entry point wants no session, force 'disable' here unless they
 487         // specifically set it to the (undocumented) 'warn'.
 488         $wgPHPSessionHandling = MW_NO_SESSION === 'warn' ? 'warn' : 'disable';
 489 }
 490
 491 Profiler::instance()->scopedProfileOut( $ps_default );
 492
 493 // Disable MWDebug for command line mode, this prevents MWDebug from eating up
 494 // all the memory from logging SQL queries on maintenance scripts
 495 global $wgCommandLineMode;
 496 if ( $wgDebugToolbar && !$wgCommandLineMode ) {
 497         MWDebug::init();
 498 }
 499
 500 if ( !class_exists( 'AutoLoader' ) ) {
 501         require_once "$IP/includes/AutoLoader.php";
 502 }
 503
 504 // Reset the global service locator, so any services that have already been created will be
 505 // re-created while taking into account any custom settings and extensions.
 506 MediaWikiServices::resetGlobalInstance( new GlobalVarConfig(), 'quick' );
 507
 508 if ( $wgSharedDB && $wgSharedTables ) {
 509         // Apply $wgSharedDB table aliases for the local LB (all non-foreign DB connections)
 510         MediaWikiServices::getInstance()->getDBLoadBalancer()->setTableAliases(
 511                 array_fill_keys(
 512                         $wgSharedTables,
 513                         [
 514                                 'dbname' => $wgSharedDB,
 515                                 'schema' => $wgSharedSchema,
 516                                 'prefix' => $wgSharedPrefix
 517                         ]
 518                 )
 519         );
 520 }
 521
 522 // Define a constant that indicates that the bootstrapping of the service locator
 523 // is complete.
 524 define( 'MW_SERVICE_BOOTSTRAP_COMPLETE', 1 );
 525
 526 // Install a header callback to prevent caching of responses with cookies (T127993)
 527 if ( !$wgCommandLineMode ) {
 528         header_register_callback( function () {
 529                 $headers = [];
 530                 foreach ( headers_list() as $header ) {
 531                         list( $name, $value ) = explode( ':', $header, 2 );
 532                         $headers[strtolower( trim( $name ) )][] = trim( $value );
 533                 }
 534
 535                 if ( isset( $headers['set-cookie'] ) ) {
 536                         $cacheControl = isset( $headers['cache-control'] )
 537                                 ? implode( ', ', $headers['cache-control'] )
 538                                 : '';
 539
 540                         if ( !preg_match( '/(?:^|,)\s*(?:private|no-cache|no-store)\s*(?:$|,)/i', $cacheControl ) ) {
 541                                 header( 'Expires: Thu, 01 Jan 1970 00:00:00 GMT' );
 542                                 header( 'Cache-Control: private, max-age=0, s-maxage=0' );
 543                                 MediaWiki\Logger\LoggerFactory::getInstance( 'cache-cookies' )->warning(
 544                                         'Cookies set on {url} with Cache-Control "{cache-control}"', [
 545                                                 'url' => WebRequest::getGlobalRequestURL(),
 546                                                 'cookies' => $headers['set-cookie'],
 547                                                 'cache-control' => $cacheControl ?: '<not set>',
 548                                         ]
 549                                 );
 550                         }
 551                 }
 552         } );
 553 }
 554
 555 MWExceptionHandler::installHandler();
 556
 557 require_once "$IP/includes/compat/normal/UtfNormalUtil.php";
 558
 559 $ps_validation = Profiler::instance()->scopedProfileIn( $fname . '-validation' );
 560
 561 // T48998: Bail out early if $wgArticlePath is non-absolute
 562 foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
 563         if ( $$varName && !preg_match( '/^(https?:\/\/|\/)/', $$varName ) ) {
 564                 throw new FatalError(
 565                         "If you use a relative URL for \$$varName, it must start " .
 566                         'with a slash (<code>/</code>).<br><br>See ' .
 567                         "<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
 568                         "https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
 569                 );
 570         }
 571 }
 572
 573 Profiler::instance()->scopedProfileOut( $ps_validation );
 574
 575 $ps_default2 = Profiler::instance()->scopedProfileIn( $fname . '-defaults2' );
 576
 577 if ( $wgCanonicalServer === false ) {
 578         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 579 }
 580
 581 // Set server name
 582 $serverParts = wfParseUrl( $wgCanonicalServer );
 583 if ( $wgServerName !== false ) {
 584         wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
 585                 . 'not customized. Overwriting $wgServerName.' );
 586 }
 587 $wgServerName = $serverParts['host'];
 588 unset( $serverParts );
 589
 590 // Set defaults for configuration variables
 591 // that are derived from the server name by default
 592 // Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
 593 if ( !$wgEmergencyContact ) {
 594         $wgEmergencyContact = 'wikiadmin@' . $wgServerName;
 595 }
 596 if ( !$wgPasswordSender ) {
 597         $wgPasswordSender = 'apache@' . $wgServerName;
 598 }
 599 if ( !$wgNoReplyAddress ) {
 600         $wgNoReplyAddress = $wgPasswordSender;
 601 }
 602
 603 if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
 604         $wgSecureLogin = false;
 605         wfWarn( 'Secure login was enabled on a server that only supports '
 606                 . 'HTTP or HTTPS. Disabling secure login.' );
 607 }
 608
 609 $wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
 610
 611 // Now that GlobalFunctions is loaded, set defaults that depend on it.
 612 if ( $wgTmpDirectory === false ) {
 613         $wgTmpDirectory = wfTempDir();
 614 }
 615
 616 // We don't use counters anymore. Left here for extensions still
 617 // expecting this to exist. Should be removed sometime 1.26 or later.
 618 if ( !isset( $wgDisableCounters ) ) {
 619         $wgDisableCounters = true;
 620 }
 621
 622 if ( $wgMainWANCache === false ) {
 623         // Setup a WAN cache from $wgMainCacheType with no relayer.
 624         // Sites using multiple datacenters can configure a relayer.
 625         $wgMainWANCache = 'mediawiki-main-default';
 626         $wgWANObjectCaches[$wgMainWANCache] = [
 627                 'class'    => 'WANObjectCache',
 628                 'cacheId'  => $wgMainCacheType,
 629                 'channels' => [ 'purge' => 'wancache-main-default-purge' ]
 630         ];
 631 }
 632
 633 Profiler::instance()->scopedProfileOut( $ps_default2 );
 634
 635 $ps_misc = Profiler::instance()->scopedProfileIn( $fname . '-misc1' );
 636
 637 // Raise the memory limit if it's too low
 638 wfMemoryLimit();
 639
 640 /**
 641  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 642  * that happens whenever you use a date function without the timezone being
 643  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 644  */
 645 if ( is_null( $wgLocaltimezone ) ) {
 646         MediaWiki\suppressWarnings();
 647         $wgLocaltimezone = date_default_timezone_get();
 648         MediaWiki\restoreWarnings();
 649 }
 650
 651 date_default_timezone_set( $wgLocaltimezone );
 652 if ( is_null( $wgLocalTZoffset ) ) {
 653         $wgLocalTZoffset = date( 'Z' ) / 60;
 654 }
 655 // The part after the System| is ignored, but rest of MW fills it
 656 // out as the local offset.
 657 $wgDefaultUserOptions['timecorrection'] = "System|$wgLocalTZoffset";
 658
 659 if ( !$wgDBerrorLogTZ ) {
 660         $wgDBerrorLogTZ = $wgLocaltimezone;
 661 }
 662
 663 // initialize the request object in $wgRequest
 664 $wgRequest = RequestContext::getMain()->getRequest(); // BackCompat
 665 // Set user IP/agent information for causal consistency purposes
 666 MediaWikiServices::getInstance()->getDBLoadBalancerFactory()->setRequestInfo( [
 667         'IPAddress' => $wgRequest->getIP(),
 668         'UserAgent' => $wgRequest->getHeader( 'User-Agent' ),
 669         'ChronologyProtection' => $wgRequest->getHeader( 'ChronologyProtection' )
 670 ] );
 671
 672 // Useful debug output
 673 if ( $wgCommandLineMode ) {
 674         wfDebug( "\n\nStart command line script $self\n" );
 675 } else {
 676         $debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
 677
 678         if ( $wgDebugPrintHttpHeaders ) {
 679                 $debug .= "HTTP HEADERS:\n";
 680
 681                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 682                         $debug .= "$name: $value\n";
 683                 }
 684         }
 685         wfDebug( $debug );
 686 }
 687
 688 Profiler::instance()->scopedProfileOut( $ps_misc );
 689 $ps_memcached = Profiler::instance()->scopedProfileIn( $fname . '-memcached' );
 690
 691 $wgMemc = wfGetMainCache();
 692 $messageMemc = wfGetMessageCacheStorage();
 693 $parserMemc = wfGetParserCacheStorage();
 694
 695 wfDebugLog( 'caches',
 696         'cluster: ' . get_class( $wgMemc ) .
 697         ', WAN: ' . ( $wgMainWANCache === CACHE_NONE ? 'CACHE_NONE' : $wgMainWANCache ) .
 698         ', stash: ' . $wgMainStash .
 699         ', message: ' . get_class( $messageMemc ) .
 700         ', parser: ' . get_class( $parserMemc ) .
 701         ', session: ' . get_class( ObjectCache::getInstance( $wgSessionCacheType ) )
 702 );
 703
 704 Profiler::instance()->scopedProfileOut( $ps_memcached );
 705
 706 // Most of the config is out, some might want to run hooks here.
 707 Hooks::run( 'SetupAfterCache' );
 708
 709 $ps_globals = Profiler::instance()->scopedProfileIn( $fname . '-globals' );
 710
 711 /**
 712  * @var Language $wgContLang
 713  */
 714 $wgContLang = Language::factory( $wgLanguageCode );
 715 $wgContLang->initContLang();
 716
 717 // Now that variant lists may be available...
 718 $wgRequest->interpolateTitle();
 719
 720 if ( !is_object( $wgAuth ) ) {
 721         $wgAuth = new MediaWiki\Auth\AuthManagerAuthPlugin;
 722         Hooks::run( 'AuthPluginSetup', [ &$wgAuth ] );
 723 }
 724 if ( $wgAuth && !$wgAuth instanceof MediaWiki\Auth\AuthManagerAuthPlugin ) {
 725         MediaWiki\Auth\AuthManager::singleton()->forcePrimaryAuthenticationProviders( [
 726                 new MediaWiki\Auth\TemporaryPasswordPrimaryAuthenticationProvider( [
 727                         'authoritative' => false,
 728                 ] ),
 729                 new MediaWiki\Auth\AuthPluginPrimaryAuthenticationProvider( $wgAuth ),
 730                 new MediaWiki\Auth\LocalPasswordPrimaryAuthenticationProvider( [
 731                         'authoritative' => true,
 732                 ] ),
 733         ], '$wgAuth is ' . get_class( $wgAuth ) );
 734 }
 735
 736 // Set up the session
 737 $ps_session = Profiler::instance()->scopedProfileIn( $fname . '-session' );
 738 /**
 739  * @var MediaWiki\Session\SessionId|null $wgInitialSessionId The persistent
 740  * session ID (if any) loaded at startup
 741  */
 742 $wgInitialSessionId = null;
 743 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 744         // If session.auto_start is there, we can't touch session name
 745         if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
 746                 session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 747         }
 748
 749         // Create the SessionManager singleton and set up our session handler,
 750         // unless we're specifically asked not to.
 751         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 752                 MediaWiki\Session\PHPSessionHandler::install(
 753                         MediaWiki\Session\SessionManager::singleton()
 754                 );
 755         }
 756
 757         // Initialize the session
 758         try {
 759                 $session = MediaWiki\Session\SessionManager::getGlobalSession();
 760         } catch ( OverflowException $ex ) {
 761                 if ( isset( $ex->sessionInfos ) && count( $ex->sessionInfos ) >= 2 ) {
 762                         // The exception is because the request had multiple possible
 763                         // sessions tied for top priority. Report this to the user.
 764                         $list = [];
 765                         foreach ( $ex->sessionInfos as $info ) {
 766                                 $list[] = $info->getProvider()->describe( $wgContLang );
 767                         }
 768                         $list = $wgContLang->listToText( $list );
 769                         throw new HttpError( 400,
 770                                 Message::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
 771                         );
 772                 }
 773
 774                 // Not the one we want, rethrow
 775                 throw $ex;
 776         }
 777
 778         if ( $session->isPersistent() ) {
 779                 $wgInitialSessionId = $session->getSessionId();
 780         }
 781
 782         $session->renew();
 783         if ( MediaWiki\Session\PHPSessionHandler::isEnabled() &&
 784                 ( $session->isPersistent() || $session->shouldRememberUser() )
 785         ) {
 786                 // Start the PHP-session for backwards compatibility
 787                 session_id( $session->getId() );
 788                 MediaWiki\quietCall( 'session_start' );
 789         }
 790
 791         unset( $session );
 792 } else {
 793         // Even if we didn't set up a global Session, still install our session
 794         // handler unless specifically requested not to.
 795         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 796                 MediaWiki\Session\PHPSessionHandler::install(
 797                         MediaWiki\Session\SessionManager::singleton()
 798                 );
 799         }
 800 }
 801 Profiler::instance()->scopedProfileOut( $ps_session );
 802
 803 /**
 804  * @var User $wgUser
 805  */
 806 $wgUser = RequestContext::getMain()->getUser(); // BackCompat
 807
 808 /**
 809  * @var Language $wgLang
 810  */
 811 $wgLang = new StubUserLang;
 812
 813 /**
 814  * @var OutputPage $wgOut
 815  */
 816 $wgOut = RequestContext::getMain()->getOutput(); // BackCompat
 817
 818 /**
 819  * @var Parser $wgParser
 820  */
 821 $wgParser = new StubObject( 'wgParser', function () {
 822         return MediaWikiServices::getInstance()->getParser();
 823 } );
 824
 825 /**
 826  * @var Title $wgTitle
 827  */
 828 $wgTitle = null;
 829
 830 Profiler::instance()->scopedProfileOut( $ps_globals );
 831 $ps_extensions = Profiler::instance()->scopedProfileIn( $fname . '-extensions' );
 832
 833 // Extension setup functions
 834 // Entries should be added to this variable during the inclusion
 835 // of the extension file. This allows the extension to perform
 836 // any necessary initialisation in the fully initialised environment
 837 foreach ( $wgExtensionFunctions as $func ) {
 838         // Allow closures in PHP 5.3+
 839         if ( is_object( $func ) && $func instanceof Closure ) {
 840                 $profName = $fname . '-extensions-closure';
 841         } elseif ( is_array( $func ) ) {
 842                 if ( is_object( $func[0] ) ) {
 843                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 844                 } else {
 845                         $profName = $fname . '-extensions-' . implode( '::', $func );
 846                 }
 847         } else {
 848                 $profName = $fname . '-extensions-' . strval( $func );
 849         }
 850
 851         $ps_ext_func = Profiler::instance()->scopedProfileIn( $profName );
 852         call_user_func( $func );
 853         Profiler::instance()->scopedProfileOut( $ps_ext_func );
 854 }
 855
 856 // If the session user has a 0 id but a valid name, that means we need to
 857 // autocreate it.
 858 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 859         $sessionUser = MediaWiki\Session\SessionManager::getGlobalSession()->getUser();
 860         if ( $sessionUser->getId() === 0 && User::isValidUserName( $sessionUser->getName() ) ) {
 861                 $ps_autocreate = Profiler::instance()->scopedProfileIn( $fname . '-autocreate' );
 862                 $res = MediaWiki\Auth\AuthManager::singleton()->autoCreateUser(
 863                         $sessionUser,
 864                         MediaWiki\Auth\AuthManager::AUTOCREATE_SOURCE_SESSION,
 865                         true
 866                 );
 867                 Profiler::instance()->scopedProfileOut( $ps_autocreate );
 868                 \MediaWiki\Logger\LoggerFactory::getInstance( 'authevents' )->info( 'Autocreation attempt', [
 869                         'event' => 'autocreate',
 870                         'status' => $res,
 871                 ] );
 872                 unset( $res );
 873         }
 874         unset( $sessionUser );
 875 }
 876
 877 if ( !$wgCommandLineMode ) {
 878         Pingback::schedulePingback();
 879 }
 880
 881 wfDebug( "Fully initialised\n" );
 882 $wgFullyInitialised = true;
 883
 884 Profiler::instance()->scopedProfileOut( $ps_extensions );
 885 Profiler::instance()->scopedProfileOut( $ps_setup );