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
  27 /**
  28  * This file is not a valid entry point, perform no further processing unless
  29  * MEDIAWIKI is defined
  30  */
  31 if ( !defined( 'MEDIAWIKI' ) ) {
  32         exit( 1 );
  33 }
  34
  35 $fname = 'Setup.php';
  36 $ps_setup = Profiler::instance()->scopedProfileIn( $fname );
  37
  38 // If any extensions are still queued, force load them
  39 ExtensionRegistry::getInstance()->loadFromQueue();
  40
  41 // Check to see if we are at the file scope
  42 if ( !isset( $wgVersion ) ) {
  43         echo "Error, Setup.php must be included from the file scope, after DefaultSettings.php\n";
  44         die( 1 );
  45 }
  46
  47 // Set various default paths sensibly...
  48 $ps_default = Profiler::instance()->scopedProfileIn( $fname . '-defaults' );
  49
  50 if ( $wgScript === false ) {
  51         $wgScript = "$wgScriptPath/index.php";
  52 }
  53 if ( $wgLoadScript === false ) {
  54         $wgLoadScript = "$wgScriptPath/load.php";
  55 }
  56
  57 if ( $wgArticlePath === false ) {
  58         if ( $wgUsePathInfo ) {
  59                 $wgArticlePath = "$wgScript/$1";
  60         } else {
  61                 $wgArticlePath = "$wgScript?title=$1";
  62         }
  63 }
  64
  65 if ( !empty( $wgActionPaths ) && !isset( $wgActionPaths['view'] ) ) {
  66         // 'view' is assumed the default action path everywhere in the code
  67         // but is rarely filled in $wgActionPaths
  68         $wgActionPaths['view'] = $wgArticlePath;
  69 }
  70
  71 if ( $wgResourceBasePath === null ) {
  72         $wgResourceBasePath = $wgScriptPath;
  73 }
  74 if ( $wgStylePath === false ) {
  75         $wgStylePath = "$wgResourceBasePath/skins";
  76 }
  77 if ( $wgLocalStylePath === false ) {
  78         // Avoid wgResourceBasePath here since that may point to a different domain (e.g. CDN)
  79         $wgLocalStylePath = "$wgScriptPath/skins";
  80 }
  81 if ( $wgExtensionAssetsPath === false ) {
  82         $wgExtensionAssetsPath = "$wgResourceBasePath/extensions";
  83 }
  84
  85 if ( $wgLogo === false ) {
  86         $wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
  87 }
  88
  89 if ( $wgUploadPath === false ) {
  90         $wgUploadPath = "$wgScriptPath/images";
  91 }
  92 if ( $wgUploadDirectory === false ) {
  93         $wgUploadDirectory = "$IP/images";
  94 }
  95 if ( $wgReadOnlyFile === false ) {
  96         $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
  97 }
  98 if ( $wgFileCacheDirectory === false ) {
  99         $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
 100 }
 101 if ( $wgDeletedDirectory === false ) {
 102         $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
 103 }
 104
 105 if ( $wgGitInfoCacheDirectory === false && $wgCacheDirectory !== false ) {
 106         $wgGitInfoCacheDirectory = "{$wgCacheDirectory}/gitinfo";
 107 }
 108
 109 if ( $wgEnableParserCache === false ) {
 110         $wgParserCacheType = CACHE_NONE;
 111 }
 112
 113 // Fix path to icon images after they were moved in 1.24
 114 if ( $wgRightsIcon ) {
 115         $wgRightsIcon = str_replace(
 116                 "{$wgStylePath}/common/images/",
 117                 "{$wgResourceBasePath}/resources/assets/licenses/",
 118                 $wgRightsIcon
 119         );
 120 }
 121
 122 if ( isset( $wgFooterIcons['copyright'] )
 123         && isset( $wgFooterIcons['copyright']['copyright'] )
 124         && $wgFooterIcons['copyright']['copyright'] === []
 125 ) {
 126         if ( $wgCopyrightIcon ) {
 127                 $wgFooterIcons['copyright']['copyright'] = $wgCopyrightIcon;
 128         } elseif ( $wgRightsIcon || $wgRightsText ) {
 129                 $wgFooterIcons['copyright']['copyright'] = [
 130                         'url' => $wgRightsUrl,
 131                         'src' => $wgRightsIcon,
 132                         'alt' => $wgRightsText,
 133                 ];
 134         } else {
 135                 unset( $wgFooterIcons['copyright']['copyright'] );
 136         }
 137 }
 138
 139 if ( isset( $wgFooterIcons['poweredby'] )
 140         && isset( $wgFooterIcons['poweredby']['mediawiki'] )
 141         && $wgFooterIcons['poweredby']['mediawiki']['src'] === null
 142 ) {
 143         $wgFooterIcons['poweredby']['mediawiki']['src'] =
 144                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_88x31.png";
 145         $wgFooterIcons['poweredby']['mediawiki']['srcset'] =
 146                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_132x47.png 1.5x, " .
 147                 "$wgResourceBasePath/resources/assets/poweredby_mediawiki_176x62.png 2x";
 148 }
 149
 150 /**
 151  * Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
 152  * sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
 153  *
 154  * Note that this is the definition of editinterface and it can be granted to
 155  * all users if desired.
 156  */
 157 $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
 158
 159 /**
 160  * The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
 161  * and "File_talk".  The old names "Image" and "Image_talk" are
 162  * retained as aliases for backwards compatibility.
 163  */
 164 $wgNamespaceAliases['Image'] = NS_FILE;
 165 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
 166
 167 /**
 168  * Initialise $wgLockManagers to include basic FS version
 169  */
 170 $wgLockManagers[] = [
 171         'name' => 'fsLockManager',
 172         'class' => 'FSLockManager',
 173         'lockDirectory' => "{$wgUploadDirectory}/lockdir",
 174 ];
 175 $wgLockManagers[] = [
 176         'name' => 'nullLockManager',
 177         'class' => 'NullLockManager',
 178 ];
 179
 180 /**
 181  * Initialise $wgLocalFileRepo from backwards-compatible settings
 182  */
 183 if ( !$wgLocalFileRepo ) {
 184         $wgLocalFileRepo = [
 185                 'class' => 'LocalRepo',
 186                 'name' => 'local',
 187                 'directory' => $wgUploadDirectory,
 188                 'scriptDirUrl' => $wgScriptPath,
 189                 'scriptExtension' => '.php',
 190                 'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
 191                 'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
 192                 'thumbScriptUrl' => $wgThumbnailScriptPath,
 193                 'transformVia404' => !$wgGenerateThumbnailOnParse,
 194                 'deletedDir' => $wgDeletedDirectory,
 195                 'deletedHashLevels' => $wgHashedUploadDirectory ? 3 : 0
 196         ];
 197 }
 198 /**
 199  * Initialise shared repo from backwards-compatible settings
 200  */
 201 if ( $wgUseSharedUploads ) {
 202         if ( $wgSharedUploadDBname ) {
 203                 $wgForeignFileRepos[] = [
 204                         'class' => 'ForeignDBRepo',
 205                         'name' => 'shared',
 206                         'directory' => $wgSharedUploadDirectory,
 207                         'url' => $wgSharedUploadPath,
 208                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 209                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 210                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 211                         'dbType' => $wgDBtype,
 212                         'dbServer' => $wgDBserver,
 213                         'dbUser' => $wgDBuser,
 214                         'dbPassword' => $wgDBpassword,
 215                         'dbName' => $wgSharedUploadDBname,
 216                         'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
 217                         'tablePrefix' => $wgSharedUploadDBprefix,
 218                         'hasSharedCache' => $wgCacheSharedUploads,
 219                         'descBaseUrl' => $wgRepositoryBaseUrl,
 220                         'fetchDescription' => $wgFetchCommonsDescriptions,
 221                 ];
 222         } else {
 223                 $wgForeignFileRepos[] = [
 224                         'class' => 'FileRepo',
 225                         'name' => 'shared',
 226                         'directory' => $wgSharedUploadDirectory,
 227                         'url' => $wgSharedUploadPath,
 228                         'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
 229                         'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
 230                         'transformVia404' => !$wgGenerateThumbnailOnParse,
 231                         'descBaseUrl' => $wgRepositoryBaseUrl,
 232                         'fetchDescription' => $wgFetchCommonsDescriptions,
 233                 ];
 234         }
 235 }
 236 if ( $wgUseInstantCommons ) {
 237         $wgForeignFileRepos[] = [
 238                 'class' => 'ForeignAPIRepo',
 239                 'name' => 'wikimediacommons',
 240                 'apibase' => 'https://commons.wikimedia.org/w/api.php',
 241                 'url' => 'https://upload.wikimedia.org/wikipedia/commons',
 242                 'thumbUrl' => 'https://upload.wikimedia.org/wikipedia/commons/thumb',
 243                 'hashLevels' => 2,
 244                 'transformVia404' => true,
 245                 'fetchDescription' => true,
 246                 'descriptionCacheExpiry' => 43200,
 247                 'apiThumbCacheExpiry' => 86400,
 248         ];
 249 }
 250 /*
 251  * Add on default file backend config for file repos.
 252  * FileBackendGroup will handle initializing the backends.
 253  */
 254 if ( !isset( $wgLocalFileRepo['backend'] ) ) {
 255         $wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
 256 }
 257 foreach ( $wgForeignFileRepos as &$repo ) {
 258         if ( !isset( $repo['directory'] ) && $repo['class'] === 'ForeignAPIRepo' ) {
 259                 $repo['directory'] = $wgUploadDirectory; // b/c
 260         }
 261         if ( !isset( $repo['backend'] ) ) {
 262                 $repo['backend'] = $repo['name'] . '-backend';
 263         }
 264 }
 265 unset( $repo ); // no global pollution; destroy reference
 266
 267 $rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
 268 if ( $wgRCFilterByAge ) {
 269         // Trim down $wgRCLinkDays so that it only lists links which are valid
 270         // as determined by $wgRCMaxAge.
 271         // Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
 272         sort( $wgRCLinkDays );
 273
 274         // @codingStandardsIgnoreStart Generic.CodeAnalysis.ForLoopWithTestFunctionCall.NotAllowed
 275         for ( $i = 0; $i < count( $wgRCLinkDays ); $i++ ) {
 276                 // @codingStandardsIgnoreEnd
 277                 if ( $wgRCLinkDays[$i] >= $rcMaxAgeDays ) {
 278                         $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i + 1, false );
 279                         break;
 280                 }
 281         }
 282 }
 283 // Ensure that default user options are not invalid, since that breaks Special:Preferences
 284 $wgDefaultUserOptions['rcdays'] = min(
 285         $wgDefaultUserOptions['rcdays'],
 286         ceil( $rcMaxAgeDays )
 287 );
 288 $wgDefaultUserOptions['watchlistdays'] = min(
 289         $wgDefaultUserOptions['watchlistdays'],
 290         ceil( $rcMaxAgeDays )
 291 );
 292 unset( $rcMaxAgeDays );
 293
 294 if ( $wgSkipSkin ) {
 295         $wgSkipSkins[] = $wgSkipSkin;
 296 }
 297
 298 // Register skins
 299 // Use a closure to avoid leaking into global state
 300 call_user_func( function () use ( $wgValidSkinNames ) {
 301         $factory = SkinFactory::getDefaultInstance();
 302         foreach ( $wgValidSkinNames as $name => $skin ) {
 303                 $factory->register( $name, $skin, function () use ( $name, $skin ) {
 304                         $class = "Skin$skin";
 305                         return new $class( $name );
 306                 } );
 307         }
 308         // Register a hidden "fallback" skin
 309         $factory->register( 'fallback', 'Fallback', function () {
 310                 return new SkinFallback;
 311         } );
 312         // Register a hidden skin for api output
 313         $factory->register( 'apioutput', 'ApiOutput', function () {
 314                 return new SkinApi;
 315         } );
 316 } );
 317 $wgSkipSkins[] = 'fallback';
 318 $wgSkipSkins[] = 'apioutput';
 319
 320 if ( $wgLocalInterwiki ) {
 321         array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
 322 }
 323
 324 // Set default shared prefix
 325 if ( $wgSharedPrefix === false ) {
 326         $wgSharedPrefix = $wgDBprefix;
 327 }
 328
 329 // Set default shared schema
 330 if ( $wgSharedSchema === false ) {
 331         $wgSharedSchema = $wgDBmwschema;
 332 }
 333
 334 if ( !$wgCookiePrefix ) {
 335         if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
 336                 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
 337         } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
 338                 $wgCookiePrefix = $wgSharedDB;
 339         } elseif ( $wgDBprefix ) {
 340                 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
 341         } else {
 342                 $wgCookiePrefix = $wgDBname;
 343         }
 344 }
 345 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
 346
 347 if ( $wgEnableEmail ) {
 348         $wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
 349 } else {
 350         // Disable all other email settings automatically if $wgEnableEmail
 351         // is set to false. - bug 63678
 352         $wgAllowHTMLEmail = false;
 353         $wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
 354         $wgEnableUserEmail = false;
 355         $wgEnotifFromEditor = false;
 356         $wgEnotifImpersonal = false;
 357         $wgEnotifMaxRecips = 0;
 358         $wgEnotifMinorEdits = false;
 359         $wgEnotifRevealEditorAddress = false;
 360         $wgEnotifUseRealName = false;
 361         $wgEnotifUserTalk = false;
 362         $wgEnotifWatchlist = false;
 363         unset( $wgGroupPermissions['user']['sendemail'] );
 364         $wgUseEnotif = false;
 365         $wgUserEmailUseReplyTo = false;
 366         $wgUsersNotifiedOnAllChanges = [];
 367 }
 368
 369 // Doesn't make sense to have if disabled.
 370 if ( !$wgEnotifMinorEdits ) {
 371         $wgHiddenPrefs[] = 'enotifminoredits';
 372 }
 373
 374 if ( $wgMetaNamespace === false ) {
 375         $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
 376 }
 377
 378 // Default value is 2000 or the suhosin limit if it is between 1 and 2000
 379 if ( $wgResourceLoaderMaxQueryLength === false ) {
 380         $suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
 381         if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
 382                 $wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
 383         } else {
 384                 $wgResourceLoaderMaxQueryLength = 2000;
 385         }
 386         unset( $suhosinMaxValueLength );
 387 }
 388
 389 // Ensure the minimum chunk size is less than PHP upload limits or the maximum
 390 // upload size.
 391 $wgMinUploadChunkSize = min(
 392         $wgMinUploadChunkSize,
 393         UploadBase::getMaxUploadSize( 'file' ),
 394         UploadBase::getMaxPhpUploadSize(),
 395         ( wfShorthandToInteger(
 396                 ini_get( 'post_max_size' ) ?: ini_get( 'hhvm.server.max_post_size' ),
 397                 PHP_INT_MAX
 398         ) ?: PHP_INT_MAX ) - 1024 // Leave some room for other POST parameters
 399 );
 400
 401 /**
 402  * Definitions of the NS_ constants are in Defines.php
 403  * @private
 404  */
 405 $wgCanonicalNamespaceNames = [
 406         NS_MEDIA            => 'Media',
 407         NS_SPECIAL          => 'Special',
 408         NS_TALK             => 'Talk',
 409         NS_USER             => 'User',
 410         NS_USER_TALK        => 'User_talk',
 411         NS_PROJECT          => 'Project',
 412         NS_PROJECT_TALK     => 'Project_talk',
 413         NS_FILE             => 'File',
 414         NS_FILE_TALK        => 'File_talk',
 415         NS_MEDIAWIKI        => 'MediaWiki',
 416         NS_MEDIAWIKI_TALK   => 'MediaWiki_talk',
 417         NS_TEMPLATE         => 'Template',
 418         NS_TEMPLATE_TALK    => 'Template_talk',
 419         NS_HELP             => 'Help',
 420         NS_HELP_TALK        => 'Help_talk',
 421         NS_CATEGORY         => 'Category',
 422         NS_CATEGORY_TALK    => 'Category_talk',
 423 ];
 424
 425 /// @todo UGLY UGLY
 426 if ( is_array( $wgExtraNamespaces ) ) {
 427         $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
 428 }
 429
 430 // These are now the same, always
 431 // To determine the user language, use $wgLang->getCode()
 432 $wgContLanguageCode = $wgLanguageCode;
 433
 434 // Easy to forget to falsify $wgDebugToolbar for static caches.
 435 // If file cache or CDN cache is on, just disable this (DWIMD).
 436 if ( $wgUseFileCache || $wgUseSquid ) {
 437         $wgDebugToolbar = false;
 438 }
 439
 440 // We always output HTML5 since 1.22, overriding these is no longer supported
 441 // we set them here for extensions that depend on its value.
 442 $wgHtml5 = true;
 443 $wgXhtmlDefaultNamespace = 'http://www.w3.org/1999/xhtml';
 444 $wgJsMimeType = 'text/javascript';
 445
 446 if ( !$wgHtml5Version && $wgAllowRdfaAttributes ) {
 447         // see http://www.w3.org/TR/rdfa-in-html/#document-conformance
 448         if ( $wgMimeType == 'application/xhtml+xml' ) {
 449                 $wgHtml5Version = 'XHTML+RDFa 1.0';
 450         } else {
 451                 $wgHtml5Version = 'HTML+RDFa 1.0';
 452         }
 453 }
 454
 455 // Blacklisted file extensions shouldn't appear on the "allowed" list
 456 $wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
 457
 458 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
 459         MediaWiki\suppressWarnings();
 460         $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
 461         MediaWiki\restoreWarnings();
 462 }
 463
 464 if ( $wgNewUserLog ) {
 465         // Add a new log type
 466         $wgLogTypes[] = 'newusers';
 467         $wgLogNames['newusers'] = 'newuserlogpage';
 468         $wgLogHeaders['newusers'] = 'newuserlogpagetext';
 469         $wgLogActionsHandlers['newusers/newusers'] = 'NewUsersLogFormatter';
 470         $wgLogActionsHandlers['newusers/create'] = 'NewUsersLogFormatter';
 471         $wgLogActionsHandlers['newusers/create2'] = 'NewUsersLogFormatter';
 472         $wgLogActionsHandlers['newusers/byemail'] = 'NewUsersLogFormatter';
 473         $wgLogActionsHandlers['newusers/autocreate'] = 'NewUsersLogFormatter';
 474 }
 475
 476 if ( $wgPageLanguageUseDB ) {
 477         $wgLogTypes[] = 'pagelang';
 478         $wgLogActionsHandlers['pagelang/pagelang'] = 'PageLangLogFormatter';
 479 }
 480
 481 if ( $wgCookieSecure === 'detect' ) {
 482         $wgCookieSecure = ( WebRequest::detectProtocol() === 'https' );
 483 }
 484
 485 if ( $wgProfileOnly ) {
 486         $wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
 487         $wgDebugLogFile = '';
 488 }
 489
 490 // Backwards compatibility with old password limits
 491 if ( $wgMinimalPasswordLength !== false ) {
 492         $wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
 493 }
 494
 495 if ( $wgMaximalPasswordLength !== false ) {
 496         $wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
 497 }
 498
 499 // Backwards compatibility warning
 500 if ( !$wgSessionsInObjectCache && !$wgSessionsInMemcached ) {
 501         wfDeprecated( '$wgSessionsInObjectCache = false', '1.27' );
 502         if ( $wgSessionHandler ) {
 503                 wfDeprecated( '$wgSessionsHandler', '1.27' );
 504         }
 505         $cacheType = get_class( ObjectCache::getInstance( $wgSessionCacheType ) );
 506         wfDebugLog(
 507                 'caches',
 508                 "Session data will be stored in \"$cacheType\" cache with " .
 509                         "expiry $wgObjectCacheSessionExpiry seconds"
 510         );
 511 }
 512 $wgSessionsInObjectCache = true;
 513
 514 if ( $wgPHPSessionHandling !== 'enable' &&
 515         $wgPHPSessionHandling !== 'warn' &&
 516         $wgPHPSessionHandling !== 'disable'
 517 ) {
 518         $wgPHPSessionHandling = 'warn';
 519 }
 520 if ( defined( 'MW_NO_SESSION' ) ) {
 521         // If the entry point wants no session, force 'disable' here unless they
 522         // specifically set it to the (undocumented) 'warn'.
 523         $wgPHPSessionHandling = MW_NO_SESSION === 'warn' ? 'warn' : 'disable';
 524 }
 525
 526 Profiler::instance()->scopedProfileOut( $ps_default );
 527
 528 // Disable MWDebug for command line mode, this prevents MWDebug from eating up
 529 // all the memory from logging SQL queries on maintenance scripts
 530 global $wgCommandLineMode;
 531 if ( $wgDebugToolbar && !$wgCommandLineMode ) {
 532         MWDebug::init();
 533 }
 534
 535 if ( !class_exists( 'AutoLoader' ) ) {
 536         require_once "$IP/includes/AutoLoader.php";
 537 }
 538
 539 // Install a header callback to prevent caching of responses with cookies (T127993)
 540 if ( !$wgCommandLineMode ) {
 541         header_register_callback( function () {
 542                 $headers = [];
 543                 foreach ( headers_list() as $header ) {
 544                         list( $name, $value ) = explode( ':', $header, 2 );
 545                         $headers[strtolower( trim( $name ) )][] = trim( $value );
 546                 }
 547
 548                 if ( isset( $headers['set-cookie'] ) ) {
 549                         $cacheControl = isset( $headers['cache-control'] )
 550                                 ? implode( ', ', $headers['cache-control'] )
 551                                 : '';
 552
 553                         if ( !preg_match( '/(?:^|,)\s*(?:private|no-cache|no-store)\s*(?:$|,)/i', $cacheControl ) ) {
 554                                 header( 'Expires: Thu, 01 Jan 1970 00:00:00 GMT' );
 555                                 header( 'Cache-Control: private, max-age=0, s-maxage=0' );
 556                                 MediaWiki\Logger\LoggerFactory::getInstance( 'cache-cookies' )->warning(
 557                                         'Cookies set on {url} with Cache-Control "{cache-control}"', [
 558                                                 'url' => WebRequest::getGlobalRequestURL(),
 559                                                 'cookies' => $headers['set-cookie'],
 560                                                 'cache-control' => $cacheControl ?: '<not set>',
 561                                         ]
 562                                 );
 563                         }
 564                 }
 565         } );
 566 }
 567
 568 MWExceptionHandler::installHandler();
 569
 570 require_once "$IP/includes/compat/normal/UtfNormalUtil.php";
 571
 572 $ps_validation = Profiler::instance()->scopedProfileIn( $fname . '-validation' );
 573
 574 // T48998: Bail out early if $wgArticlePath is non-absolute
 575 foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
 576         if ( $$varName && !preg_match( '/^(https?:\/\/|\/)/', $$varName ) ) {
 577                 throw new FatalError(
 578                         "If you use a relative URL for \$$varName, it must start " .
 579                         'with a slash (<code>/</code>).<br><br>See ' .
 580                         "<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
 581                         "https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
 582                 );
 583         }
 584 }
 585
 586 Profiler::instance()->scopedProfileOut( $ps_validation );
 587
 588 $ps_default2 = Profiler::instance()->scopedProfileIn( $fname . '-defaults2' );
 589
 590 if ( $wgCanonicalServer === false ) {
 591         $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
 592 }
 593
 594 // Set server name
 595 $serverParts = wfParseUrl( $wgCanonicalServer );
 596 if ( $wgServerName !== false ) {
 597         wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
 598                 . 'not customized. Overwriting $wgServerName.' );
 599 }
 600 $wgServerName = $serverParts['host'];
 601 unset( $serverParts );
 602
 603 // Set defaults for configuration variables
 604 // that are derived from the server name by default
 605 // Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
 606 if ( !$wgEmergencyContact ) {
 607         $wgEmergencyContact = 'wikiadmin@' . $wgServerName;
 608 }
 609 if ( !$wgPasswordSender ) {
 610         $wgPasswordSender = 'apache@' . $wgServerName;
 611 }
 612 if ( !$wgNoReplyAddress ) {
 613         $wgNoReplyAddress = $wgNoReplyAddress;
 614 }
 615
 616 if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
 617         $wgSecureLogin = false;
 618         wfWarn( 'Secure login was enabled on a server that only supports '
 619                 . 'HTTP or HTTPS. Disabling secure login.' );
 620 }
 621
 622 $wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
 623
 624 // Now that GlobalFunctions is loaded, set defaults that depend on it.
 625 if ( $wgTmpDirectory === false ) {
 626         $wgTmpDirectory = wfTempDir();
 627 }
 628
 629 // We don't use counters anymore. Left here for extensions still
 630 // expecting this to exist. Should be removed sometime 1.26 or later.
 631 if ( !isset( $wgDisableCounters ) ) {
 632         $wgDisableCounters = true;
 633 }
 634
 635 if ( $wgMainWANCache === false ) {
 636         // Setup a WAN cache from $wgMainCacheType with no relayer.
 637         // Sites using multiple datacenters can configure a relayer.
 638         $wgMainWANCache = 'mediawiki-main-default';
 639         $wgWANObjectCaches[$wgMainWANCache] = [
 640                 'class'         => 'WANObjectCache',
 641                 'cacheId'       => $wgMainCacheType,
 642                 'pool'          => 'mediawiki-main-default',
 643                 'relayerConfig' => [ 'class' => 'EventRelayerNull' ]
 644         ];
 645 }
 646
 647 Profiler::instance()->scopedProfileOut( $ps_default2 );
 648
 649 $ps_misc = Profiler::instance()->scopedProfileIn( $fname . '-misc1' );
 650
 651 // Raise the memory limit if it's too low
 652 wfMemoryLimit();
 653
 654 /**
 655  * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
 656  * that happens whenever you use a date function without the timezone being
 657  * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
 658  */
 659 if ( is_null( $wgLocaltimezone ) ) {
 660         MediaWiki\suppressWarnings();
 661         $wgLocaltimezone = date_default_timezone_get();
 662         MediaWiki\restoreWarnings();
 663 }
 664
 665 date_default_timezone_set( $wgLocaltimezone );
 666 if ( is_null( $wgLocalTZoffset ) ) {
 667         $wgLocalTZoffset = date( 'Z' ) / 60;
 668 }
 669
 670 if ( !$wgDBerrorLogTZ ) {
 671         $wgDBerrorLogTZ = $wgLocaltimezone;
 672 }
 673
 674 // initialize the request object in $wgRequest
 675 $wgRequest = RequestContext::getMain()->getRequest(); // BackCompat
 676
 677 // Useful debug output
 678 if ( $wgCommandLineMode ) {
 679         wfDebug( "\n\nStart command line script $self\n" );
 680 } else {
 681         $debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
 682
 683         if ( $wgDebugPrintHttpHeaders ) {
 684                 $debug .= "HTTP HEADERS:\n";
 685
 686                 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
 687                         $debug .= "$name: $value\n";
 688                 }
 689         }
 690         wfDebug( $debug );
 691 }
 692
 693 Profiler::instance()->scopedProfileOut( $ps_misc );
 694 $ps_memcached = Profiler::instance()->scopedProfileIn( $fname . '-memcached' );
 695
 696 $wgMemc = wfGetMainCache();
 697 $messageMemc = wfGetMessageCacheStorage();
 698 $parserMemc = wfGetParserCacheStorage();
 699
 700 wfDebugLog( 'caches',
 701         'cluster: ' . get_class( $wgMemc ) .
 702         ', WAN: ' . $wgMainWANCache .
 703         ', stash: ' . $wgMainStash .
 704         ', message: ' . get_class( $messageMemc ) .
 705         ', parser: ' . get_class( $parserMemc ) );
 706
 707 Profiler::instance()->scopedProfileOut( $ps_memcached );
 708
 709 // Most of the config is out, some might want to run hooks here.
 710 Hooks::run( 'SetupAfterCache' );
 711
 712 $ps_globals = Profiler::instance()->scopedProfileIn( $fname . '-globals' );
 713
 714 /**
 715  * @var Language $wgContLang
 716  */
 717 $wgContLang = Language::factory( $wgLanguageCode );
 718 $wgContLang->initEncoding();
 719 $wgContLang->initContLang();
 720
 721 // Now that variant lists may be available...
 722 $wgRequest->interpolateTitle();
 723
 724 if ( !is_object( $wgAuth ) ) {
 725         $wgAuth = new AuthPlugin;
 726         Hooks::run( 'AuthPluginSetup', [ &$wgAuth ] );
 727 }
 728
 729 // Set up the session
 730 $ps_session = Profiler::instance()->scopedProfileIn( $fname . '-session' );
 731 /**
 732  * @var MediaWiki\\Session\\SessionId|null $wgInitialSessionId The persistent
 733  * session ID (if any) loaded at startup
 734  */
 735 $wgInitialSessionId = null;
 736 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 737         // If session.auto_start is there, we can't touch session name
 738         if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
 739                 session_name( $wgSessionName ? $wgSessionName : $wgCookiePrefix . '_session' );
 740         }
 741
 742         // Create the SessionManager singleton and set up our session handler,
 743         // unless we're specifically asked not to.
 744         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 745                 MediaWiki\Session\PHPSessionHandler::install(
 746                         MediaWiki\Session\SessionManager::singleton()
 747                 );
 748         }
 749
 750         // Initialize the session
 751         try {
 752                 $session = MediaWiki\Session\SessionManager::getGlobalSession();
 753         } catch ( OverflowException $ex ) {
 754                 if ( isset( $ex->sessionInfos ) && count( $ex->sessionInfos ) >= 2 ) {
 755                         // The exception is because the request had multiple possible
 756                         // sessions tied for top priority. Report this to the user.
 757                         $list = [];
 758                         foreach ( $ex->sessionInfos as $info ) {
 759                                 $list[] = $info->getProvider()->describe( $wgContLang );
 760                         }
 761                         $list = $wgContLang->listToText( $list );
 762                         throw new HttpError( 400,
 763                                 Message::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
 764                         );
 765                 }
 766
 767                 // Not the one we want, rethrow
 768                 throw $ex;
 769         }
 770
 771         if ( $session->isPersistent() ) {
 772                 $wgInitialSessionId = $session->getSessionId();
 773         }
 774
 775         $session->renew();
 776         if ( MediaWiki\Session\PHPSessionHandler::isEnabled() &&
 777                 ( $session->isPersistent() || $session->shouldRememberUser() )
 778         ) {
 779                 // Start the PHP-session for backwards compatibility
 780                 session_id( $session->getId() );
 781                 MediaWiki\quietCall( 'session_start' );
 782         }
 783
 784         unset( $session );
 785 } else {
 786         // Even if we didn't set up a global Session, still install our session
 787         // handler unless specifically requested not to.
 788         if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
 789                 MediaWiki\Session\PHPSessionHandler::install(
 790                         MediaWiki\Session\SessionManager::singleton()
 791                 );
 792         }
 793 }
 794 Profiler::instance()->scopedProfileOut( $ps_session );
 795
 796 /**
 797  * @var User $wgUser
 798  */
 799 $wgUser = RequestContext::getMain()->getUser(); // BackCompat
 800
 801 /**
 802  * @var Language $wgLang
 803  */
 804 $wgLang = new StubUserLang;
 805
 806 /**
 807  * @var OutputPage $wgOut
 808  */
 809 $wgOut = RequestContext::getMain()->getOutput(); // BackCompat
 810
 811 /**
 812  * @var Parser $wgParser
 813  */
 814 $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], [ $wgParserConf ] );
 815
 816 /**
 817  * @var Title $wgTitle
 818  */
 819 $wgTitle = null;
 820
 821 Profiler::instance()->scopedProfileOut( $ps_globals );
 822 $ps_extensions = Profiler::instance()->scopedProfileIn( $fname . '-extensions' );
 823
 824 // Extension setup functions
 825 // Entries should be added to this variable during the inclusion
 826 // of the extension file. This allows the extension to perform
 827 // any necessary initialisation in the fully initialised environment
 828 foreach ( $wgExtensionFunctions as $func ) {
 829         // Allow closures in PHP 5.3+
 830         if ( is_object( $func ) && $func instanceof Closure ) {
 831                 $profName = $fname . '-extensions-closure';
 832         } elseif ( is_array( $func ) ) {
 833                 if ( is_object( $func[0] ) ) {
 834                         $profName = $fname . '-extensions-' . get_class( $func[0] ) . '::' . $func[1];
 835                 } else {
 836                         $profName = $fname . '-extensions-' . implode( '::', $func );
 837                 }
 838         } else {
 839                 $profName = $fname . '-extensions-' . strval( $func );
 840         }
 841
 842         $ps_ext_func = Profiler::instance()->scopedProfileIn( $profName );
 843         call_user_func( $func );
 844         Profiler::instance()->scopedProfileOut( $ps_ext_func );
 845 }
 846
 847 // If the session user has a 0 id but a valid name, that means we need to
 848 // autocreate it.
 849 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
 850         $sessionUser = MediaWiki\Session\SessionManager::getGlobalSession()->getUser();
 851         if ( $sessionUser->getId() === 0 && User::isValidUserName( $sessionUser->getName() ) ) {
 852                 $ps_autocreate = Profiler::instance()->scopedProfileIn( $fname . '-autocreate' );
 853                 MediaWiki\Session\SessionManager::autoCreateUser( $sessionUser );
 854                 Profiler::instance()->scopedProfileOut( $ps_autocreate );
 855         }
 856         unset( $sessionUser );
 857 }
 858
 859 wfDebug( "Fully initialised\n" );
 860 $wgFullyInitialised = true;
 861
 862 Profiler::instance()->scopedProfileOut( $ps_extensions );
 863 Profiler::instance()->scopedProfileOut( $ps_setup );