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