3 * Include most things that are needed to make MediaWiki work.
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.
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.
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.
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
26 use MediaWiki\MediaWikiServices
;
27 use Wikimedia\Rdbms\LBFactory
;
28 use Wikimedia\Rdbms\ChronologyProtector
;
31 * This file is not a valid entry point, perform no further processing unless
32 * MEDIAWIKI is defined
34 if ( !defined( 'MEDIAWIKI' ) ) {
38 // Check to see if we are at the file scope
39 $wgScopeTest = 'MediaWiki Setup.php scope test';
40 if ( !isset( $GLOBALS['wgScopeTest'] ) ||
$GLOBALS['wgScopeTest'] !== $wgScopeTest ) {
41 echo "Error, Setup.php must be included from the file scope.\n";
44 unset( $wgScopeTest );
47 * Pre-config setup: Before loading LocalSettings.php
50 // Sanity check (T5782, T122807)
51 if ( ini_get( 'mbstring.func_overload' ) ) {
52 die( 'MediaWiki does not support installations where mbstring.func_overload is non-zero.' );
55 // Start the autoloader, so that extensions can derive classes from core files
56 require_once "$IP/includes/AutoLoader.php";
58 // Load up some global defines
59 require_once "$IP/includes/Defines.php";
61 // Load default settings
62 require_once "$IP/includes/DefaultSettings.php";
64 // Load global functions
65 require_once "$IP/includes/GlobalFunctions.php";
67 // Load composer's autoloader if present
68 if ( is_readable( "$IP/vendor/autoload.php" ) ) {
69 require_once "$IP/vendor/autoload.php";
72 // Assert that composer dependencies were successfully loaded
73 // Purposely no leading \ due to it breaking HHVM RepoAuthorative mode
74 // PHP works fine with both versions
75 // See https://github.com/facebook/hhvm/issues/5833
76 if ( !interface_exists( 'Psr\Log\LoggerInterface' ) ) {
78 'MediaWiki requires the <a href="https://github.com/php-fig/log">PSR-3 logging ' .
79 "library</a> to be present. This library is not embedded directly in MediaWiki's " .
80 "git repository and must be installed separately by the end user.\n\n" .
81 'Please see <a href="https://www.mediawiki.org/wiki/Download_from_Git' .
82 '#Fetch_external_libraries">mediawiki.org</a> for help on installing ' .
83 'the required components.'
86 trigger_error( $message, E_USER_ERROR
);
90 // Install a header callback
91 MediaWiki\HeaderCallback
::register();
94 * Load LocalSettings.php
97 if ( defined( 'MW_CONFIG_CALLBACK' ) ) {
98 call_user_func( MW_CONFIG_CALLBACK
);
100 if ( !defined( 'MW_CONFIG_FILE' ) ) {
101 define( 'MW_CONFIG_FILE', "$IP/LocalSettings.php" );
103 require_once MW_CONFIG_FILE
;
107 * Customization point after all loading (constants, functions, classes,
108 * DefaultSettings, LocalSettings). Specifically, this is before usage of
109 * settings, before instantiation of Profiler (and other singletons), and
110 * before any setup functions or hooks run.
113 if ( defined( 'MW_SETUP_CALLBACK' ) ) {
114 call_user_func( MW_SETUP_CALLBACK
);
121 $fname = 'Setup.php';
122 $ps_setup = Profiler
::instance()->scopedProfileIn( $fname );
124 // Load queued extensions
125 ExtensionRegistry
::getInstance()->loadFromQueue();
126 // Don't let any other extensions load
127 ExtensionRegistry
::getInstance()->finish();
129 mb_internal_encoding( 'UTF-8' );
131 // Set the configured locale on all requests for consisteny
132 putenv( "LC_ALL=$wgShellLocale" );
133 setlocale( LC_ALL
, $wgShellLocale );
135 // Set various default paths sensibly...
136 $ps_default = Profiler
::instance()->scopedProfileIn( $fname . '-defaults' );
138 if ( $wgScript === false ) {
139 $wgScript = "$wgScriptPath/index.php";
141 if ( $wgLoadScript === false ) {
142 $wgLoadScript = "$wgScriptPath/load.php";
145 if ( $wgArticlePath === false ) {
146 if ( $wgUsePathInfo ) {
147 $wgArticlePath = "$wgScript/$1";
149 $wgArticlePath = "$wgScript?title=$1";
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;
159 if ( $wgResourceBasePath === null ) {
160 $wgResourceBasePath = $wgScriptPath;
162 if ( $wgStylePath === false ) {
163 $wgStylePath = "$wgResourceBasePath/skins";
165 if ( $wgLocalStylePath === false ) {
166 // Avoid wgResourceBasePath here since that may point to a different domain (e.g. CDN)
167 $wgLocalStylePath = "$wgScriptPath/skins";
169 if ( $wgExtensionAssetsPath === false ) {
170 $wgExtensionAssetsPath = "$wgResourceBasePath/extensions";
173 if ( $wgLogo === false ) {
174 $wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
177 if ( $wgUploadPath === false ) {
178 $wgUploadPath = "$wgScriptPath/images";
180 if ( $wgUploadDirectory === false ) {
181 $wgUploadDirectory = "$IP/images";
183 if ( $wgReadOnlyFile === false ) {
184 $wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
186 if ( $wgFileCacheDirectory === false ) {
187 $wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
189 if ( $wgDeletedDirectory === false ) {
190 $wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
193 if ( $wgGitInfoCacheDirectory === false && $wgCacheDirectory !== false ) {
194 $wgGitInfoCacheDirectory = "{$wgCacheDirectory}/gitinfo";
197 if ( $wgEnableParserCache === false ) {
198 $wgParserCacheType = CACHE_NONE
;
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/",
210 if ( isset( $wgFooterIcons['copyright']['copyright'] )
211 && $wgFooterIcons['copyright']['copyright'] === []
213 if ( $wgRightsIcon ||
$wgRightsText ) {
214 $wgFooterIcons['copyright']['copyright'] = [
215 'url' => $wgRightsUrl,
216 'src' => $wgRightsIcon,
217 'alt' => $wgRightsText,
222 if ( isset( $wgFooterIcons['poweredby'] )
223 && isset( $wgFooterIcons['poweredby']['mediawiki'] )
224 && $wgFooterIcons['poweredby']['mediawiki']['src'] === null
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";
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.
237 * Note that this is the definition of editinterface and it can be granted to
238 * all users if desired.
240 $wgNamespaceProtection[NS_MEDIAWIKI
] = 'editinterface';
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.
247 $wgNamespaceAliases['Image'] = NS_FILE
;
248 $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK
;
251 * Initialise $wgLockManagers to include basic FS version
253 $wgLockManagers[] = [
254 'name' => 'fsLockManager',
255 'class' => FSLockManager
::class,
256 'lockDirectory' => "{$wgUploadDirectory}/lockdir",
258 $wgLockManagers[] = [
259 'name' => 'nullLockManager',
260 'class' => NullLockManager
::class,
264 * Default parameters for the "<gallery>" tag.
265 * @see DefaultSettings.php for description of the fields.
267 $wgGalleryOptions +
= [
270 'imageHeight' => 120,
271 'captionLength' => true,
273 'showDimensions' => true,
274 'mode' => 'traditional',
278 * Shortcuts for $wgLocalFileRepo
280 if ( !$wgLocalFileRepo ) {
282 'class' => LocalRepo
::class,
284 'directory' => $wgUploadDirectory,
285 'scriptDirUrl' => $wgScriptPath,
286 'url' => $wgUploadBaseUrl ?
$wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
287 'hashLevels' => $wgHashedUploadDirectory ?
2 : 0,
288 'thumbScriptUrl' => $wgThumbnailScriptPath,
289 'transformVia404' => !$wgGenerateThumbnailOnParse,
290 'deletedDir' => $wgDeletedDirectory,
291 'deletedHashLevels' => $wgHashedUploadDirectory ?
3 : 0
295 if ( !isset( $wgLocalFileRepo['backend'] ) ) {
296 // Create a default FileBackend name.
297 // FileBackendGroup will register a default, if absent from $wgFileBackends.
298 $wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
302 * Shortcuts for $wgForeignFileRepos
304 if ( $wgUseSharedUploads ) {
305 if ( $wgSharedUploadDBname ) {
306 $wgForeignFileRepos[] = [
307 'class' => ForeignDBRepo
::class,
309 'directory' => $wgSharedUploadDirectory,
310 'url' => $wgSharedUploadPath,
311 'hashLevels' => $wgHashedSharedUploadDirectory ?
2 : 0,
312 'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
313 'transformVia404' => !$wgGenerateThumbnailOnParse,
314 'dbType' => $wgDBtype,
315 'dbServer' => $wgDBserver,
316 'dbUser' => $wgDBuser,
317 'dbPassword' => $wgDBpassword,
318 'dbName' => $wgSharedUploadDBname,
319 'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG
: 0 ) | DBO_DEFAULT
,
320 'tablePrefix' => $wgSharedUploadDBprefix,
321 'hasSharedCache' => $wgCacheSharedUploads,
322 'descBaseUrl' => $wgRepositoryBaseUrl,
323 'fetchDescription' => $wgFetchCommonsDescriptions,
326 $wgForeignFileRepos[] = [
327 'class' => FileRepo
::class,
329 'directory' => $wgSharedUploadDirectory,
330 'url' => $wgSharedUploadPath,
331 'hashLevels' => $wgHashedSharedUploadDirectory ?
2 : 0,
332 'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
333 'transformVia404' => !$wgGenerateThumbnailOnParse,
334 'descBaseUrl' => $wgRepositoryBaseUrl,
335 'fetchDescription' => $wgFetchCommonsDescriptions,
339 if ( $wgUseInstantCommons ) {
340 $wgForeignFileRepos[] = [
341 'class' => ForeignAPIRepo
::class,
342 'name' => 'wikimediacommons',
343 'apibase' => 'https://commons.wikimedia.org/w/api.php',
344 'url' => 'https://upload.wikimedia.org/wikipedia/commons',
345 'thumbUrl' => 'https://upload.wikimedia.org/wikipedia/commons/thumb',
347 'transformVia404' => true,
348 'fetchDescription' => true,
349 'descriptionCacheExpiry' => 43200,
350 'apiThumbCacheExpiry' => 0,
353 foreach ( $wgForeignFileRepos as &$repo ) {
354 if ( !isset( $repo['directory'] ) && $repo['class'] === ForeignAPIRepo
::class ) {
355 $repo['directory'] = $wgUploadDirectory; // b/c
357 if ( !isset( $repo['backend'] ) ) {
358 $repo['backend'] = $repo['name'] . '-backend';
361 unset( $repo ); // no global pollution; destroy reference
363 $rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
364 if ( $wgRCFilterByAge ) {
365 // Trim down $wgRCLinkDays so that it only lists links which are valid
366 // as determined by $wgRCMaxAge.
367 // Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
368 sort( $wgRCLinkDays );
370 // phpcs:ignore Generic.CodeAnalysis.ForLoopWithTestFunctionCall
371 for ( $i = 0; $i < count( $wgRCLinkDays ); $i++
) {
372 if ( $wgRCLinkDays[$i] >= $rcMaxAgeDays ) {
373 $wgRCLinkDays = array_slice( $wgRCLinkDays, 0, $i +
1, false );
378 // Ensure that default user options are not invalid, since that breaks Special:Preferences
379 $wgDefaultUserOptions['rcdays'] = min(
380 $wgDefaultUserOptions['rcdays'],
381 ceil( $rcMaxAgeDays )
383 $wgDefaultUserOptions['watchlistdays'] = min(
384 $wgDefaultUserOptions['watchlistdays'],
385 ceil( $rcMaxAgeDays )
387 unset( $rcMaxAgeDays );
390 $wgSkipSkins[] = $wgSkipSkin;
393 $wgSkipSkins[] = 'fallback';
394 $wgSkipSkins[] = 'apioutput';
396 if ( $wgLocalInterwiki ) {
397 array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
400 // Set default shared prefix
401 if ( $wgSharedPrefix === false ) {
402 $wgSharedPrefix = $wgDBprefix;
405 // Set default shared schema
406 if ( $wgSharedSchema === false ) {
407 $wgSharedSchema = $wgDBmwschema;
410 if ( !$wgCookiePrefix ) {
411 if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
412 $wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
413 } elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
414 $wgCookiePrefix = $wgSharedDB;
415 } elseif ( $wgDBprefix ) {
416 $wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
418 $wgCookiePrefix = $wgDBname;
421 $wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
423 if ( $wgEnableEmail ) {
424 $wgUseEnotif = $wgEnotifUserTalk ||
$wgEnotifWatchlist;
426 // Disable all other email settings automatically if $wgEnableEmail
427 // is set to false. - T65678
428 $wgAllowHTMLEmail = false;
429 $wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
430 $wgEnableUserEmail = false;
431 $wgEnotifFromEditor = false;
432 $wgEnotifImpersonal = false;
433 $wgEnotifMaxRecips = 0;
434 $wgEnotifMinorEdits = false;
435 $wgEnotifRevealEditorAddress = false;
436 $wgEnotifUseRealName = false;
437 $wgEnotifUserTalk = false;
438 $wgEnotifWatchlist = false;
439 unset( $wgGroupPermissions['user']['sendemail'] );
440 $wgUseEnotif = false;
441 $wgUserEmailUseReplyTo = false;
442 $wgUsersNotifiedOnAllChanges = [];
445 if ( $wgMetaNamespace === false ) {
446 $wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
449 // Default value is 2000 or the suhosin limit if it is between 1 and 2000
450 if ( $wgResourceLoaderMaxQueryLength === false ) {
451 $suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
452 if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
453 $wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
455 $wgResourceLoaderMaxQueryLength = 2000;
457 unset( $suhosinMaxValueLength );
460 // Ensure the minimum chunk size is less than PHP upload limits or the maximum
462 $wgMinUploadChunkSize = min(
463 $wgMinUploadChunkSize,
464 UploadBase
::getMaxUploadSize( 'file' ),
465 UploadBase
::getMaxPhpUploadSize(),
466 ( wfShorthandToInteger(
467 ini_get( 'post_max_size' ) ?
: ini_get( 'hhvm.server.max_post_size' ),
469 ) ?
: PHP_INT_MAX
) - 1024 // Leave some room for other POST parameters
473 * Definitions of the NS_ constants are in Defines.php
476 $wgCanonicalNamespaceNames = [
478 NS_SPECIAL
=> 'Special',
481 NS_USER_TALK
=> 'User_talk',
482 NS_PROJECT
=> 'Project',
483 NS_PROJECT_TALK
=> 'Project_talk',
485 NS_FILE_TALK
=> 'File_talk',
486 NS_MEDIAWIKI
=> 'MediaWiki',
487 NS_MEDIAWIKI_TALK
=> 'MediaWiki_talk',
488 NS_TEMPLATE
=> 'Template',
489 NS_TEMPLATE_TALK
=> 'Template_talk',
491 NS_HELP_TALK
=> 'Help_talk',
492 NS_CATEGORY
=> 'Category',
493 NS_CATEGORY_TALK
=> 'Category_talk',
497 if ( is_array( $wgExtraNamespaces ) ) {
498 $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames +
$wgExtraNamespaces;
501 // Hard-deprecate setting $wgDummyLanguageCodes in LocalSettings.php
502 if ( count( $wgDummyLanguageCodes ) !== 0 ) {
503 wfDeprecated( '$wgDummyLanguageCodes', '1.29' );
505 // Merge in the legacy language codes, incorporating overrides from the config
506 $wgDummyLanguageCodes +
= [
507 // Internal language codes of the private-use area which get mapped to
509 'qqq' => 'qqq', // Used for message documentation
510 'qqx' => 'qqx', // Used for viewing message keys
511 ] +
$wgExtraLanguageCodes + LanguageCode
::getDeprecatedCodeMapping();
512 // Merge in (inverted) BCP 47 mappings
513 foreach ( LanguageCode
::getNonstandardLanguageCodeMapping() as $code => $bcp47 ) {
514 $bcp47 = strtolower( $bcp47 ); // force case-insensitivity
515 if ( !isset( $wgDummyLanguageCodes[$bcp47] ) ) {
516 $wgDummyLanguageCodes[$bcp47] = $wgDummyLanguageCodes[$code] ??
$code;
520 // These are now the same, always
521 // To determine the user language, use $wgLang->getCode()
522 $wgContLanguageCode = $wgLanguageCode;
524 // Easy to forget to falsify $wgDebugToolbar for static caches.
525 // If file cache or CDN cache is on, just disable this (DWIMD).
526 if ( $wgUseFileCache ||
$wgUseSquid ) {
527 $wgDebugToolbar = false;
530 // We always output HTML5 since 1.22, overriding these is no longer supported
531 // we set them here for extensions that depend on its value.
533 $wgXhtmlDefaultNamespace = 'http://www.w3.org/1999/xhtml';
534 $wgJsMimeType = 'text/javascript';
536 // Blacklisted file extensions shouldn't appear on the "allowed" list
537 $wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
539 if ( $wgInvalidateCacheOnLocalSettingsChange ) {
540 Wikimedia\
suppressWarnings();
541 $wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
542 Wikimedia\restoreWarnings
();
545 if ( $wgNewUserLog ) {
546 // Add new user log type
547 $wgLogTypes[] = 'newusers';
548 $wgLogNames['newusers'] = 'newuserlogpage';
549 $wgLogHeaders['newusers'] = 'newuserlogpagetext';
550 $wgLogActionsHandlers['newusers/newusers'] = NewUsersLogFormatter
::class;
551 $wgLogActionsHandlers['newusers/create'] = NewUsersLogFormatter
::class;
552 $wgLogActionsHandlers['newusers/create2'] = NewUsersLogFormatter
::class;
553 $wgLogActionsHandlers['newusers/byemail'] = NewUsersLogFormatter
::class;
554 $wgLogActionsHandlers['newusers/autocreate'] = NewUsersLogFormatter
::class;
557 if ( $wgPageCreationLog ) {
558 // Add page creation log type
559 $wgLogTypes[] = 'create';
560 $wgLogActionsHandlers['create/create'] = LogFormatter
::class;
563 if ( $wgPageLanguageUseDB ) {
564 $wgLogTypes[] = 'pagelang';
565 $wgLogActionsHandlers['pagelang/pagelang'] = PageLangLogFormatter
::class;
568 if ( $wgCookieSecure === 'detect' ) {
569 $wgCookieSecure = ( WebRequest
::detectProtocol() === 'https' );
572 if ( $wgProfileOnly ) {
573 $wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
574 $wgDebugLogFile = '';
577 // Backwards compatibility with old password limits
578 if ( $wgMinimalPasswordLength !== false ) {
579 $wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
582 if ( $wgMaximalPasswordLength !== false ) {
583 $wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
586 // Backwards compatibility warning
587 if ( !$wgSessionsInObjectCache ) {
588 wfDeprecated( '$wgSessionsInObjectCache = false', '1.27' );
589 if ( $wgSessionHandler ) {
590 wfDeprecated( '$wgSessionsHandler', '1.27' );
592 $cacheType = get_class( ObjectCache
::getInstance( $wgSessionCacheType ) );
595 "Session data will be stored in \"$cacheType\" cache with " .
596 "expiry $wgObjectCacheSessionExpiry seconds"
599 $wgSessionsInObjectCache = true;
601 if ( $wgPHPSessionHandling !== 'enable' &&
602 $wgPHPSessionHandling !== 'warn' &&
603 $wgPHPSessionHandling !== 'disable'
605 $wgPHPSessionHandling = 'warn';
607 if ( defined( 'MW_NO_SESSION' ) ) {
608 // If the entry point wants no session, force 'disable' here unless they
609 // specifically set it to the (undocumented) 'warn'.
610 $wgPHPSessionHandling = MW_NO_SESSION
=== 'warn' ?
'warn' : 'disable';
613 Profiler
::instance()->scopedProfileOut( $ps_default );
615 // Disable MWDebug for command line mode, this prevents MWDebug from eating up
616 // all the memory from logging SQL queries on maintenance scripts
617 global $wgCommandLineMode;
618 if ( $wgDebugToolbar && !$wgCommandLineMode ) {
622 // Reset the global service locator, so any services that have already been created will be
623 // re-created while taking into account any custom settings and extensions.
624 MediaWikiServices
::resetGlobalInstance( new GlobalVarConfig(), 'quick' );
626 if ( $wgSharedDB && $wgSharedTables ) {
627 // Apply $wgSharedDB table aliases for the local LB (all non-foreign DB connections)
628 MediaWikiServices
::getInstance()->getDBLoadBalancer()->setTableAliases(
632 'dbname' => $wgSharedDB,
633 'schema' => $wgSharedSchema,
634 'prefix' => $wgSharedPrefix
640 // Define a constant that indicates that the bootstrapping of the service locator
642 define( 'MW_SERVICE_BOOTSTRAP_COMPLETE', 1 );
644 MWExceptionHandler
::installHandler();
646 // T48998: Bail out early if $wgArticlePath is non-absolute
647 foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
648 if ( $
$varName && !preg_match( '/^(https?:\/\/|\/)/', $
$varName ) ) {
649 throw new FatalError(
650 "If you use a relative URL for \$$varName, it must start " .
651 'with a slash (<code>/</code>).<br><br>See ' .
652 "<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
653 "https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
658 $ps_default2 = Profiler
::instance()->scopedProfileIn( $fname . '-defaults2' );
660 if ( $wgCanonicalServer === false ) {
661 $wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP
);
665 $serverParts = wfParseUrl( $wgCanonicalServer );
666 if ( $wgServerName !== false ) {
667 wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
668 . 'not customized. Overwriting $wgServerName.' );
670 $wgServerName = $serverParts['host'];
671 unset( $serverParts );
673 // Set defaults for configuration variables
674 // that are derived from the server name by default
675 // Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
676 if ( !$wgEmergencyContact ) {
677 $wgEmergencyContact = 'wikiadmin@' . $wgServerName;
679 if ( !$wgPasswordSender ) {
680 $wgPasswordSender = 'apache@' . $wgServerName;
682 if ( !$wgNoReplyAddress ) {
683 $wgNoReplyAddress = $wgPasswordSender;
686 if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
687 $wgSecureLogin = false;
688 wfWarn( 'Secure login was enabled on a server that only supports '
689 . 'HTTP or HTTPS. Disabling secure login.' );
692 $wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
694 // Now that GlobalFunctions is loaded, set defaults that depend on it.
695 if ( $wgTmpDirectory === false ) {
696 $wgTmpDirectory = wfTempDir();
699 // We don't use counters anymore. Left here for extensions still
700 // expecting this to exist. Should be removed sometime 1.26 or later.
701 if ( !isset( $wgDisableCounters ) ) {
702 $wgDisableCounters = true;
705 if ( $wgMainWANCache === false ) {
706 // Setup a WAN cache from $wgMainCacheType with no relayer.
707 // Sites using multiple datacenters can configure a relayer.
708 $wgMainWANCache = 'mediawiki-main-default';
709 $wgWANObjectCaches[$wgMainWANCache] = [
710 'class' => WANObjectCache
::class,
711 'cacheId' => $wgMainCacheType,
712 'channels' => [ 'purge' => 'wancache-main-default-purge' ]
716 Profiler
::instance()->scopedProfileOut( $ps_default2 );
718 $ps_misc = Profiler
::instance()->scopedProfileIn( $fname . '-misc' );
720 // Raise the memory limit if it's too low
724 * Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
725 * that happens whenever you use a date function without the timezone being
726 * explicitly set. Inspired by phpMyAdmin's treatment of the problem.
728 if ( is_null( $wgLocaltimezone ) ) {
729 Wikimedia\
suppressWarnings();
730 $wgLocaltimezone = date_default_timezone_get();
731 Wikimedia\restoreWarnings
();
734 date_default_timezone_set( $wgLocaltimezone );
735 if ( is_null( $wgLocalTZoffset ) ) {
736 $wgLocalTZoffset = date( 'Z' ) / 60;
738 // The part after the System| is ignored, but rest of MW fills it
739 // out as the local offset.
740 $wgDefaultUserOptions['timecorrection'] = "System|$wgLocalTZoffset";
742 if ( !$wgDBerrorLogTZ ) {
743 $wgDBerrorLogTZ = $wgLocaltimezone;
746 // Initialize the request object in $wgRequest
747 $wgRequest = RequestContext
::getMain()->getRequest(); // BackCompat
748 // Set user IP/agent information for agent session consistency purposes
749 $cpPosInfo = LBFactory
::getCPInfoFromCookieValue(
750 // The cookie has no prefix and is set by MediaWiki::preOutputCommit()
751 $wgRequest->getCookie( 'cpPosIndex', '' ),
752 // Mitigate broken client-side cookie expiration handling (T190082)
753 time() - ChronologyProtector
::POSITION_COOKIE_TTL
755 MediaWikiServices
::getInstance()->getDBLoadBalancerFactory()->setRequestInfo( [
756 'IPAddress' => $wgRequest->getIP(),
757 'UserAgent' => $wgRequest->getHeader( 'User-Agent' ),
758 'ChronologyProtection' => $wgRequest->getHeader( 'ChronologyProtection' ),
759 'ChronologyPositionIndex' => $wgRequest->getInt( 'cpPosIndex', $cpPosInfo['index'] ),
760 'ChronologyClientId' => $cpPosInfo['clientId']
763 // Make sure that object caching does not undermine the ChronologyProtector improvements
764 if ( $wgRequest->getCookie( 'UseDC', '' ) === 'master' ) {
765 // The user is pinned to the primary DC, meaning that they made recent changes which should
766 // be reflected in their subsequent web requests. Avoid the use of interim cache keys because
767 // they use a blind TTL and could be stale if an object changes twice in a short time span.
768 MediaWikiServices
::getInstance()->getMainWANObjectCache()->useInterimHoldOffCaching( false );
771 // Useful debug output
772 if ( $wgCommandLineMode ) {
773 wfDebug( "\n\nStart command line script $self\n" );
775 $debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
777 if ( $wgDebugPrintHttpHeaders ) {
778 $debug .= "HTTP HEADERS:\n";
780 foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
781 $debug .= "$name: $value\n";
787 $wgMemc = ObjectCache
::getLocalClusterInstance();
788 $messageMemc = wfGetMessageCacheStorage();
790 wfDebugLog( 'caches',
791 'cluster: ' . get_class( $wgMemc ) .
792 ', WAN: ' . ( $wgMainWANCache === CACHE_NONE ?
'CACHE_NONE' : $wgMainWANCache ) .
793 ', stash: ' . $wgMainStash .
794 ', message: ' . get_class( $messageMemc ) .
795 ', session: ' . get_class( ObjectCache
::getInstance( $wgSessionCacheType ) )
798 Profiler
::instance()->scopedProfileOut( $ps_misc );
800 // Most of the config is out, some might want to run hooks here.
801 Hooks
::run( 'SetupAfterCache' );
803 $ps_globals = Profiler
::instance()->scopedProfileIn( $fname . '-globals' );
806 * @var Language $wgContLang
807 * @deprecated since 1.32, use the ContentLanguage service directly
809 $wgContLang = MediaWikiServices
::getInstance()->getContentLanguage();
811 // Now that variant lists may be available...
812 $wgRequest->interpolateTitle();
814 if ( !is_object( $wgAuth ) ) {
815 $wgAuth = new MediaWiki\Auth\AuthManagerAuthPlugin
;
816 Hooks
::run( 'AuthPluginSetup', [ &$wgAuth ] );
818 if ( $wgAuth && !$wgAuth instanceof MediaWiki\Auth\AuthManagerAuthPlugin
) {
819 MediaWiki\Auth\AuthManager
::singleton()->forcePrimaryAuthenticationProviders( [
820 new MediaWiki\Auth\
TemporaryPasswordPrimaryAuthenticationProvider( [
821 'authoritative' => false,
823 new MediaWiki\Auth\
AuthPluginPrimaryAuthenticationProvider( $wgAuth ),
824 new MediaWiki\Auth\
LocalPasswordPrimaryAuthenticationProvider( [
825 'authoritative' => true,
827 ], '$wgAuth is ' . get_class( $wgAuth ) );
831 * @var MediaWiki\Session\SessionId|null $wgInitialSessionId The persistent
832 * session ID (if any) loaded at startup
834 $wgInitialSessionId = null;
835 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
836 // If session.auto_start is there, we can't touch session name
837 if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
838 session_name( $wgSessionName ?
: $wgCookiePrefix . '_session' );
841 // Create the SessionManager singleton and set up our session handler,
842 // unless we're specifically asked not to.
843 if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
844 MediaWiki\Session\PHPSessionHandler
::install(
845 MediaWiki\Session\SessionManager
::singleton()
849 // Initialize the session
851 $session = MediaWiki\Session\SessionManager
::getGlobalSession();
852 } catch ( OverflowException
$ex ) {
853 if ( isset( $ex->sessionInfos
) && count( $ex->sessionInfos
) >= 2 ) {
854 // The exception is because the request had multiple possible
855 // sessions tied for top priority. Report this to the user.
857 foreach ( $ex->sessionInfos
as $info ) {
858 $list[] = $info->getProvider()->describe( $wgContLang );
860 $list = $wgContLang->listToText( $list );
861 throw new HttpError( 400,
862 Message
::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
866 // Not the one we want, rethrow
870 if ( $session->isPersistent() ) {
871 $wgInitialSessionId = $session->getSessionId();
875 if ( MediaWiki\Session\PHPSessionHandler
::isEnabled() &&
876 ( $session->isPersistent() ||
$session->shouldRememberUser() )
878 // Start the PHP-session for backwards compatibility
879 session_id( $session->getId() );
880 Wikimedia\
quietCall( 'session_start' );
885 // Even if we didn't set up a global Session, still install our session
886 // handler unless specifically requested not to.
887 if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
888 MediaWiki\Session\PHPSessionHandler
::install(
889 MediaWiki\Session\SessionManager
::singleton()
897 $wgUser = RequestContext
::getMain()->getUser(); // BackCompat
900 * @var Language $wgLang
902 $wgLang = new StubUserLang
;
905 * @var OutputPage $wgOut
907 $wgOut = RequestContext
::getMain()->getOutput(); // BackCompat
910 * @var Parser $wgParser
911 * @deprecated since 1.32, use MediaWikiServices::getParser() instead
913 $wgParser = new StubObject( 'wgParser', function () {
914 return MediaWikiServices
::getInstance()->getParser();
918 * @var Title $wgTitle
922 Profiler
::instance()->scopedProfileOut( $ps_globals );
923 $ps_extensions = Profiler
::instance()->scopedProfileIn( $fname . '-extensions' );
925 // Extension setup functions
926 // Entries should be added to this variable during the inclusion
927 // of the extension file. This allows the extension to perform
928 // any necessary initialisation in the fully initialised environment
929 foreach ( $wgExtensionFunctions as $func ) {
930 call_user_func( $func );
933 // If the session user has a 0 id but a valid name, that means we need to
935 if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
936 $sessionUser = MediaWiki\Session\SessionManager
::getGlobalSession()->getUser();
937 if ( $sessionUser->getId() === 0 && User
::isValidUserName( $sessionUser->getName() ) ) {
938 $res = MediaWiki\Auth\AuthManager
::singleton()->autoCreateUser(
940 MediaWiki\Auth\AuthManager
::AUTOCREATE_SOURCE_SESSION
,
943 \MediaWiki\Logger\LoggerFactory
::getInstance( 'authevents' )->info( 'Autocreation attempt', [
944 'event' => 'autocreate',
949 unset( $sessionUser );
952 if ( !$wgCommandLineMode ) {
953 Pingback
::schedulePingback();
956 $wgFullyInitialised = true;
958 Profiler
::instance()->scopedProfileOut( $ps_extensions );
959 Profiler
::instance()->scopedProfileOut( $ps_setup );