<?php
/**
* Include most things that are needed to make MediaWiki work.
*
* This file is included by WebStart.php and doMaintenance.php so that both
* web and maintenance scripts share a final set up phase to include necessary
* files and create global object variables.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
use MediaWiki\MediaWikiServices;
use Wikimedia\Rdbms\LBFactory;
use Wikimedia\Rdbms\ChronologyProtector;
/**
* This file is not a valid entry point, perform no further processing unless
* MEDIAWIKI is defined
*/
if ( !defined( 'MEDIAWIKI' ) ) {
exit( 1 );
}
// Check to see if we are at the file scope
$wgScopeTest = 'MediaWiki Setup.php scope test';
if ( !isset( $GLOBALS['wgScopeTest'] ) || $GLOBALS['wgScopeTest'] !== $wgScopeTest ) {
echo "Error, Setup.php must be included from the file scope.\n";
die( 1 );
}
unset( $wgScopeTest );
/**
* Pre-config setup: Before loading LocalSettings.php
*/
// Sanity check (T5782, T122807)
if ( ini_get( 'mbstring.func_overload' ) ) {
die( 'MediaWiki does not support installations where mbstring.func_overload is non-zero.' );
}
// Start the autoloader, so that extensions can derive classes from core files
require_once "$IP/includes/AutoLoader.php";
// Load global constants
require_once "$IP/includes/Defines.php";
// Load default settings
require_once "$IP/includes/DefaultSettings.php";
// Load global functions
require_once "$IP/includes/GlobalFunctions.php";
// Load composer's autoloader if present
if ( is_readable( "$IP/vendor/autoload.php" ) ) {
require_once "$IP/vendor/autoload.php";
} elseif ( file_exists( "$IP/vendor/autoload.php" ) ) {
die( "$IP/vendor/autoload.php exists but is not readable" );
}
// Assert that composer dependencies were successfully loaded
// Purposely no leading \ due to it breaking HHVM RepoAuthorative mode
// PHP works fine with both versions
// See https://github.com/facebook/hhvm/issues/5833
if ( !interface_exists( 'Psr\Log\LoggerInterface' ) ) {
$message = (
'MediaWiki requires the <a href="https://github.com/php-fig/log">PSR-3 logging ' .
"library</a> to be present. This library is not embedded directly in MediaWiki's " .
"git repository and must be installed separately by the end user.\n\n" .
'Please see <a href="https://www.mediawiki.org/wiki/Download_from_Git' .
'#Fetch_external_libraries">mediawiki.org</a> for help on installing ' .
'the required components.'
);
echo $message;
trigger_error( $message, E_USER_ERROR );
die( 1 );
}
/**
* Changes to the PHP environment that don't vary on configuration.
*/
// Install a header callback
MediaWiki\HeaderCallback::register();
// Set the encoding used by reading HTTP input, writing HTTP output.
// This is also the default for mbstring functions.
mb_internal_encoding( 'UTF-8' );
/**
* Load LocalSettings.php
*/
if ( defined( 'MW_CONFIG_CALLBACK' ) ) {
call_user_func( MW_CONFIG_CALLBACK );
} else {
if ( !defined( 'MW_CONFIG_FILE' ) ) {
define( 'MW_CONFIG_FILE', "$IP/LocalSettings.php" );
}
require_once MW_CONFIG_FILE;
}
/**
* Customization point after all loading (constants, functions, classes,
* DefaultSettings, LocalSettings). Specifically, this is before usage of
* settings, before instantiation of Profiler (and other singletons), and
* before any setup functions or hooks run.
*/
if ( defined( 'MW_SETUP_CALLBACK' ) ) {
call_user_func( MW_SETUP_CALLBACK );
}
/**
* Main setup
*/
$fname = 'Setup.php';
$ps_setup = Profiler::instance()->scopedProfileIn( $fname );
// Load queued extensions
ExtensionRegistry::getInstance()->loadFromQueue();
// Don't let any other extensions load
ExtensionRegistry::getInstance()->finish();
// Set the configured locale on all requests for consisteny
putenv( "LC_ALL=$wgShellLocale" );
setlocale( LC_ALL, $wgShellLocale );
// Set various default paths sensibly...
$ps_default = Profiler::instance()->scopedProfileIn( $fname . '-defaults' );
if ( $wgScript === false ) {
$wgScript = "$wgScriptPath/index.php";
}
if ( $wgLoadScript === false ) {
$wgLoadScript = "$wgScriptPath/load.php";
}
if ( $wgRestPath === false ) {
$wgRestPath = "$wgScriptPath/rest.php";
}
if ( $wgArticlePath === false ) {
if ( $wgUsePathInfo ) {
$wgArticlePath = "$wgScript/$1";
} else {
$wgArticlePath = "$wgScript?title=$1";
}
}
if ( !empty( $wgActionPaths ) && !isset( $wgActionPaths['view'] ) ) {
// 'view' is assumed the default action path everywhere in the code
// but is rarely filled in $wgActionPaths
$wgActionPaths['view'] = $wgArticlePath;
}
if ( $wgResourceBasePath === null ) {
$wgResourceBasePath = $wgScriptPath;
}
if ( $wgStylePath === false ) {
$wgStylePath = "$wgResourceBasePath/skins";
}
if ( $wgLocalStylePath === false ) {
// Avoid wgResourceBasePath here since that may point to a different domain (e.g. CDN)
$wgLocalStylePath = "$wgScriptPath/skins";
}
if ( $wgExtensionAssetsPath === false ) {
$wgExtensionAssetsPath = "$wgResourceBasePath/extensions";
}
if ( $wgLogo === false ) {
$wgLogo = "$wgResourceBasePath/resources/assets/wiki.png";
}
if ( $wgUploadPath === false ) {
$wgUploadPath = "$wgScriptPath/images";
}
if ( $wgUploadDirectory === false ) {
$wgUploadDirectory = "$IP/images";
}
if ( $wgReadOnlyFile === false ) {
$wgReadOnlyFile = "{$wgUploadDirectory}/lock_yBgMBwiR";
}
if ( $wgFileCacheDirectory === false ) {
$wgFileCacheDirectory = "{$wgUploadDirectory}/cache";
}
if ( $wgDeletedDirectory === false ) {
$wgDeletedDirectory = "{$wgUploadDirectory}/deleted";
}
if ( $wgGitInfoCacheDirectory === false && $wgCacheDirectory !== false ) {
$wgGitInfoCacheDirectory = "{$wgCacheDirectory}/gitinfo";
}
// Fix path to icon images after they were moved in 1.24
if ( $wgRightsIcon ) {
$wgRightsIcon = str_replace(
"{$wgStylePath}/common/images/",
"{$wgResourceBasePath}/resources/assets/licenses/",
$wgRightsIcon
);
}
if ( isset( $wgFooterIcons['copyright']['copyright'] )
&& $wgFooterIcons['copyright']['copyright'] === []
) {
if ( $wgRightsIcon || $wgRightsText ) {
$wgFooterIcons['copyright']['copyright'] = [
'url' => $wgRightsUrl,
'src' => $wgRightsIcon,
'alt' => $wgRightsText,
];
}
}
if ( isset( $wgFooterIcons['poweredby'] )
&& isset( $wgFooterIcons['poweredby']['mediawiki'] )
&& $wgFooterIcons['poweredby']['mediawiki']['src'] === null
) {
$wgFooterIcons['poweredby']['mediawiki']['src'] =
"$wgResourceBasePath/resources/assets/poweredby_mediawiki_88x31.png";
$wgFooterIcons['poweredby']['mediawiki']['srcset'] =
"$wgResourceBasePath/resources/assets/poweredby_mediawiki_132x47.png 1.5x, " .
"$wgResourceBasePath/resources/assets/poweredby_mediawiki_176x62.png 2x";
}
/**
* Unconditional protection for NS_MEDIAWIKI since otherwise it's too easy for a
* sysadmin to set $wgNamespaceProtection incorrectly and leave the wiki insecure.
*
* Note that this is the definition of editinterface and it can be granted to
* all users if desired.
*/
$wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface';
/**
* The canonical names of namespaces 6 and 7 are, as of v1.14, "File"
* and "File_talk". The old names "Image" and "Image_talk" are
* retained as aliases for backwards compatibility.
*/
$wgNamespaceAliases['Image'] = NS_FILE;
$wgNamespaceAliases['Image_talk'] = NS_FILE_TALK;
/**
* Initialise $wgLockManagers to include basic FS version
*/
$wgLockManagers[] = [
'name' => 'fsLockManager',
'class' => FSLockManager::class,
'lockDirectory' => "{$wgUploadDirectory}/lockdir",
];
$wgLockManagers[] = [
'name' => 'nullLockManager',
'class' => NullLockManager::class,
];
/**
* Default parameters for the "<gallery>" tag.
* @see DefaultSettings.php for description of the fields.
*/
$wgGalleryOptions += [
'imagesPerRow' => 0,
'imageWidth' => 120,
'imageHeight' => 120,
'captionLength' => true,
'showBytes' => true,
'showDimensions' => true,
'mode' => 'traditional',
];
/**
* Shortcuts for $wgLocalFileRepo
*/
if ( !$wgLocalFileRepo ) {
$wgLocalFileRepo = [
'class' => LocalRepo::class,
'name' => 'local',
'directory' => $wgUploadDirectory,
'scriptDirUrl' => $wgScriptPath,
'url' => $wgUploadBaseUrl ? $wgUploadBaseUrl . $wgUploadPath : $wgUploadPath,
'hashLevels' => $wgHashedUploadDirectory ? 2 : 0,
'thumbScriptUrl' => $wgThumbnailScriptPath,
'transformVia404' => !$wgGenerateThumbnailOnParse,
'deletedDir' => $wgDeletedDirectory,
'deletedHashLevels' => $wgHashedUploadDirectory ? 3 : 0
];
}
if ( !isset( $wgLocalFileRepo['backend'] ) ) {
// Create a default FileBackend name.
// FileBackendGroup will register a default, if absent from $wgFileBackends.
$wgLocalFileRepo['backend'] = $wgLocalFileRepo['name'] . '-backend';
}
/**
* Shortcuts for $wgForeignFileRepos
*/
if ( $wgUseSharedUploads ) {
if ( $wgSharedUploadDBname ) {
$wgForeignFileRepos[] = [
'class' => ForeignDBRepo::class,
'name' => 'shared',
'directory' => $wgSharedUploadDirectory,
'url' => $wgSharedUploadPath,
'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
'transformVia404' => !$wgGenerateThumbnailOnParse,
'dbType' => $wgDBtype,
'dbServer' => $wgDBserver,
'dbUser' => $wgDBuser,
'dbPassword' => $wgDBpassword,
'dbName' => $wgSharedUploadDBname,
'dbFlags' => ( $wgDebugDumpSql ? DBO_DEBUG : 0 ) | DBO_DEFAULT,
'tablePrefix' => $wgSharedUploadDBprefix,
'hasSharedCache' => $wgCacheSharedUploads,
'descBaseUrl' => $wgRepositoryBaseUrl,
'fetchDescription' => $wgFetchCommonsDescriptions,
];
} else {
$wgForeignFileRepos[] = [
'class' => FileRepo::class,
'name' => 'shared',
'directory' => $wgSharedUploadDirectory,
'url' => $wgSharedUploadPath,
'hashLevels' => $wgHashedSharedUploadDirectory ? 2 : 0,
'thumbScriptUrl' => $wgSharedThumbnailScriptPath,
'transformVia404' => !$wgGenerateThumbnailOnParse,
'descBaseUrl' => $wgRepositoryBaseUrl,
'fetchDescription' => $wgFetchCommonsDescriptions,
];
}
}
if ( $wgUseInstantCommons ) {
$wgForeignFileRepos[] = [
'class' => ForeignAPIRepo::class,
'name' => 'wikimediacommons',
'apibase' => 'https://commons.wikimedia.org/w/api.php',
'url' => 'https://upload.wikimedia.org/wikipedia/commons',
'thumbUrl' => 'https://upload.wikimedia.org/wikipedia/commons/thumb',
'hashLevels' => 2,
'transformVia404' => true,
'fetchDescription' => true,
'descriptionCacheExpiry' => 43200,
'apiThumbCacheExpiry' => 0,
];
}
foreach ( $wgForeignFileRepos as &$repo ) {
if ( !isset( $repo['directory'] ) && $repo['class'] === ForeignAPIRepo::class ) {
$repo['directory'] = $wgUploadDirectory; // b/c
}
if ( !isset( $repo['backend'] ) ) {
$repo['backend'] = $repo['name'] . '-backend';
}
}
unset( $repo ); // no global pollution; destroy reference
$rcMaxAgeDays = $wgRCMaxAge / ( 3600 * 24 );
if ( $wgRCFilterByAge ) {
// Trim down $wgRCLinkDays so that it only lists links which are valid
// as determined by $wgRCMaxAge.
// Note that we allow 1 link higher than the max for things like 56 days but a 60 day link.
sort( $wgRCLinkDays );
foreach ( $wgRCLinkDays as $i => $days ) {
if ( $days >= $rcMaxAgeDays ) {
array_splice( $wgRCLinkDays, $i + 1 );
break;
}
}
}
// Ensure that default user options are not invalid, since that breaks Special:Preferences
$wgDefaultUserOptions['rcdays'] = min(
$wgDefaultUserOptions['rcdays'],
ceil( $rcMaxAgeDays )
);
$wgDefaultUserOptions['watchlistdays'] = min(
$wgDefaultUserOptions['watchlistdays'],
ceil( $rcMaxAgeDays )
);
unset( $rcMaxAgeDays );
if ( $wgSkipSkin ) {
// Hard deprecated in 1.34.
wfDeprecated( '$wgSkipSkin – use $wgSkipSkins instead', '1.23' );
$wgSkipSkins[] = $wgSkipSkin;
}
$wgSkipSkins[] = 'fallback';
$wgSkipSkins[] = 'apioutput';
if ( $wgLocalInterwiki ) {
// Hard deprecated in 1.34.
wfDeprecated( '$wgLocalInterwiki – use $wgLocalInterwikis instead', '1.23' );
array_unshift( $wgLocalInterwikis, $wgLocalInterwiki );
}
// Set default shared prefix
if ( $wgSharedPrefix === false ) {
$wgSharedPrefix = $wgDBprefix;
}
// Set default shared schema
if ( $wgSharedSchema === false ) {
$wgSharedSchema = $wgDBmwschema;
}
if ( !$wgCookiePrefix ) {
if ( $wgSharedDB && $wgSharedPrefix && in_array( 'user', $wgSharedTables ) ) {
$wgCookiePrefix = $wgSharedDB . '_' . $wgSharedPrefix;
} elseif ( $wgSharedDB && in_array( 'user', $wgSharedTables ) ) {
$wgCookiePrefix = $wgSharedDB;
} elseif ( $wgDBprefix ) {
$wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
} else {
$wgCookiePrefix = $wgDBname;
}
}
$wgCookiePrefix = strtr( $wgCookiePrefix, '=,; +."\'\\[', '__________' );
if ( $wgEnableEmail ) {
$wgUseEnotif = $wgEnotifUserTalk || $wgEnotifWatchlist;
} else {
// Disable all other email settings automatically if $wgEnableEmail
// is set to false. - T65678
$wgAllowHTMLEmail = false;
$wgEmailAuthentication = false; // do not require auth if you're not sending email anyway
$wgEnableUserEmail = false;
$wgEnotifFromEditor = false;
$wgEnotifImpersonal = false;
$wgEnotifMaxRecips = 0;
$wgEnotifMinorEdits = false;
$wgEnotifRevealEditorAddress = false;
$wgEnotifUseRealName = false;
$wgEnotifUserTalk = false;
$wgEnotifWatchlist = false;
unset( $wgGroupPermissions['user']['sendemail'] );
$wgUseEnotif = false;
$wgUserEmailUseReplyTo = false;
$wgUsersNotifiedOnAllChanges = [];
}
if ( $wgMetaNamespace === false ) {
$wgMetaNamespace = str_replace( ' ', '_', $wgSitename );
}
// Default value is 2000 or the suhosin limit if it is between 1 and 2000
if ( $wgResourceLoaderMaxQueryLength === false ) {
$suhosinMaxValueLength = (int)ini_get( 'suhosin.get.max_value_length' );
if ( $suhosinMaxValueLength > 0 && $suhosinMaxValueLength < 2000 ) {
$wgResourceLoaderMaxQueryLength = $suhosinMaxValueLength;
} else {
$wgResourceLoaderMaxQueryLength = 2000;
}
unset( $suhosinMaxValueLength );
}
// Ensure the minimum chunk size is less than PHP upload limits or the maximum
// upload size.
$wgMinUploadChunkSize = min(
$wgMinUploadChunkSize,
UploadBase::getMaxUploadSize( 'file' ),
UploadBase::getMaxPhpUploadSize(),
( wfShorthandToInteger(
ini_get( 'post_max_size' ) ?: ini_get( 'hhvm.server.max_post_size' ),
PHP_INT_MAX
) ?: PHP_INT_MAX ) - 1024 // Leave some room for other POST parameters
);
/**
* Definitions of the NS_ constants are in Defines.php
* @private
*/
$wgCanonicalNamespaceNames = NamespaceInfo::$canonicalNames;
/// @todo UGLY UGLY
if ( is_array( $wgExtraNamespaces ) ) {
$wgCanonicalNamespaceNames += $wgExtraNamespaces;
}
// Hard-deprecate setting $wgDummyLanguageCodes in LocalSettings.php
if ( count( $wgDummyLanguageCodes ) !== 0 ) {
wfDeprecated( '$wgDummyLanguageCodes', '1.29' );
}
// Merge in the legacy language codes, incorporating overrides from the config
$wgDummyLanguageCodes += [
// Internal language codes of the private-use area which get mapped to
// themselves.
'qqq' => 'qqq', // Used for message documentation
'qqx' => 'qqx', // Used for viewing message keys
] + $wgExtraLanguageCodes + LanguageCode::getDeprecatedCodeMapping();
// Merge in (inverted) BCP 47 mappings
foreach ( LanguageCode::getNonstandardLanguageCodeMapping() as $code => $bcp47 ) {
$bcp47 = strtolower( $bcp47 ); // force case-insensitivity
if ( !isset( $wgDummyLanguageCodes[$bcp47] ) ) {
$wgDummyLanguageCodes[$bcp47] = $wgDummyLanguageCodes[$code] ?? $code;
}
}
// These are now the same, always
// To determine the user language, use $wgLang->getCode()
$wgContLanguageCode = $wgLanguageCode;
// Temporary backwards-compatibility reading of old Squid-named CDN settings as of MediaWiki 1.34,
// to support sysadmins who fail to update their settings immediately:
if ( isset( $wgUseSquid ) ) {
// If the sysadmin is still setting a value of $wgUseSquid to true but $wgUseCdn is the default of
// false, to be safe, assume they do want this still, so enable it.
if ( !$wgUseCdn && $wgUseSquid ) {
$wgUseCdn = $wgUseSquid;
wfDeprecated( '$wgUseSquid enabled but $wgUseCdn disabled; enabling CDN functions', '1.34' );
}
} else {
// Backwards-compatibility for extensions that read this value.
$wgUseSquid = $wgUseCdn;
}
if ( isset( $wgSquidServers ) ) {
// If the sysadmin is still setting a value of $wgSquidServers but $wgCdnServers is the default of
// empty, to be safe, assume they do want these servers to be still used, so use them.
if ( !empty( $wgSquidServers ) && empty( $wgCdnServers ) ) {
$wgCdnServers = $wgSquidServers;
wfDeprecated( '$wgSquidServers set, $wgCdnServers empty; using them', '1.34' );
}
} else {
// Backwards-compatibility for extensions that read this value.
$wgSquidServers = $wgCdnServers;
}
if ( isset( $wgSquidServersNoPurge ) ) {
// If the sysadmin is still setting values in $wgSquidServersNoPurge but $wgCdnServersNoPurge is
// the default of empty, to be safe, assume they do want these servers to be still used, so use
// them.
if ( !empty( $wgSquidServersNoPurge ) && empty( $wgCdnServersNoPurge ) ) {
$wgCdnServersNoPurge = $wgSquidServersNoPurge;
wfDeprecated( '$wgSquidServersNoPurge set, $wgCdnServersNoPurge empty; using them', '1.34' );
}
} else {
// Backwards-compatibility for extensions that read this value.
$wgSquidServersNoPurge = $wgCdnServersNoPurge;
}
if ( isset( $wgSquidMaxage ) ) {
// If the sysadmin is still setting a value of $wgSquidMaxage and it's higher than $wgCdnMaxAge,
// to be safe, assume they want the higher (lower performance requirement) value, so use that.
if ( $wgCdnMaxAge < $wgSquidMaxage ) {
$wgCdnMaxAge = $wgSquidMaxage;
wfDeprecated( '$wgSquidMaxage set higher than $wgCdnMaxAge; using the higher value', '1.34' );
}
} else {
// Backwards-compatibility for extensions that read this value.
$wgSquidMaxage = $wgCdnMaxAge;
}
// Easy to forget to falsify $wgDebugToolbar for static caches.
// If file cache or CDN cache is on, just disable this (DWIMD).
if ( $wgUseFileCache || $wgUseCdn ) {
$wgDebugToolbar = false;
}
// Blacklisted file extensions shouldn't appear on the "allowed" list
$wgFileExtensions = array_values( array_diff( $wgFileExtensions, $wgFileBlacklist ) );
if ( $wgInvalidateCacheOnLocalSettingsChange ) {
Wikimedia\suppressWarnings();
$wgCacheEpoch = max( $wgCacheEpoch, gmdate( 'YmdHis', filemtime( "$IP/LocalSettings.php" ) ) );
Wikimedia\restoreWarnings();
}
if ( $wgNewUserLog ) {
// Add new user log type
$wgLogTypes[] = 'newusers';
$wgLogNames['newusers'] = 'newuserlogpage';
$wgLogHeaders['newusers'] = 'newuserlogpagetext';
$wgLogActionsHandlers['newusers/newusers'] = NewUsersLogFormatter::class;
$wgLogActionsHandlers['newusers/create'] = NewUsersLogFormatter::class;
$wgLogActionsHandlers['newusers/create2'] = NewUsersLogFormatter::class;
$wgLogActionsHandlers['newusers/byemail'] = NewUsersLogFormatter::class;
$wgLogActionsHandlers['newusers/autocreate'] = NewUsersLogFormatter::class;
}
if ( $wgPageCreationLog ) {
// Add page creation log type
$wgLogTypes[] = 'create';
$wgLogActionsHandlers['create/create'] = LogFormatter::class;
}
if ( $wgPageLanguageUseDB ) {
$wgLogTypes[] = 'pagelang';
$wgLogActionsHandlers['pagelang/pagelang'] = PageLangLogFormatter::class;
}
if ( $wgCookieSecure === 'detect' ) {
$wgCookieSecure = ( WebRequest::detectProtocol() === 'https' );
}
if ( $wgProfileOnly ) {
// Hard deprecated in 1.34.
wfDeprecated(
'$wgProfileOnly set the log file in $wgDebugLogGroups[\'profileoutput\'] instead',
'1.23'
);
$wgDebugLogGroups['profileoutput'] = $wgDebugLogFile;
$wgDebugLogFile = '';
}
// Backwards compatibility with old password limits
if ( $wgMinimalPasswordLength !== false ) {
$wgPasswordPolicy['policies']['default']['MinimalPasswordLength'] = $wgMinimalPasswordLength;
}
if ( $wgMaximalPasswordLength !== false ) {
$wgPasswordPolicy['policies']['default']['MaximalPasswordLength'] = $wgMaximalPasswordLength;
}
if ( $wgPHPSessionHandling !== 'enable' &&
$wgPHPSessionHandling !== 'warn' &&
$wgPHPSessionHandling !== 'disable'
) {
$wgPHPSessionHandling = 'warn';
}
if ( defined( 'MW_NO_SESSION' ) ) {
// If the entry point wants no session, force 'disable' here unless they
// specifically set it to the (undocumented) 'warn'.
$wgPHPSessionHandling = MW_NO_SESSION === 'warn' ? 'warn' : 'disable';
}
Profiler::instance()->scopedProfileOut( $ps_default );
// Disable MWDebug for command line mode, this prevents MWDebug from eating up
// all the memory from logging SQL queries on maintenance scripts
global $wgCommandLineMode;
if ( $wgDebugToolbar && !$wgCommandLineMode ) {
MWDebug::init();
}
// Reset the global service locator, so any services that have already been created will be
// re-created while taking into account any custom settings and extensions.
MediaWikiServices::resetGlobalInstance( new GlobalVarConfig(), 'quick' );
// Define a constant that indicates that the bootstrapping of the service locator
// is complete.
define( 'MW_SERVICE_BOOTSTRAP_COMPLETE', 1 );
MWExceptionHandler::installHandler();
// T48998: Bail out early if $wgArticlePath is non-absolute
foreach ( [ 'wgArticlePath', 'wgVariantArticlePath' ] as $varName ) {
if ( $$varName && !preg_match( '/^(https?:\/\/|\/)/', $$varName ) ) {
throw new FatalError(
"If you use a relative URL for \$$varName, it must start " .
'with a slash (<code>/</code>).<br><br>See ' .
"<a href=\"https://www.mediawiki.org/wiki/Manual:\$$varName\">" .
"https://www.mediawiki.org/wiki/Manual:\$$varName</a>."
);
}
}
$ps_default2 = Profiler::instance()->scopedProfileIn( $fname . '-defaults2' );
if ( $wgCanonicalServer === false ) {
$wgCanonicalServer = wfExpandUrl( $wgServer, PROTO_HTTP );
}
// Set server name
$serverParts = wfParseUrl( $wgCanonicalServer );
if ( $wgServerName !== false ) {
wfWarn( '$wgServerName should be derived from $wgCanonicalServer, '
. 'not customized. Overwriting $wgServerName.' );
}
$wgServerName = $serverParts['host'];
unset( $serverParts );
// Set defaults for configuration variables
// that are derived from the server name by default
// Note: $wgEmergencyContact and $wgPasswordSender may be false or empty string (T104142)
if ( !$wgEmergencyContact ) {
$wgEmergencyContact = 'wikiadmin@' . $wgServerName;
}
if ( !$wgPasswordSender ) {
$wgPasswordSender = 'apache@' . $wgServerName;
}
if ( !$wgNoReplyAddress ) {
$wgNoReplyAddress = $wgPasswordSender;
}
if ( $wgSecureLogin && substr( $wgServer, 0, 2 ) !== '//' ) {
$wgSecureLogin = false;
wfWarn( 'Secure login was enabled on a server that only supports '
. 'HTTP or HTTPS. Disabling secure login.' );
}
$wgVirtualRestConfig['global']['domain'] = $wgCanonicalServer;
// Now that GlobalFunctions is loaded, set defaults that depend on it.
if ( $wgTmpDirectory === false ) {
$wgTmpDirectory = wfTempDir();
}
// We don't use counters anymore. Left here for extensions still
// expecting this to exist. Should be removed sometime 1.26 or later.
if ( !isset( $wgDisableCounters ) ) {
$wgDisableCounters = true;
}
if ( $wgMainWANCache === false ) {
// Setup a WAN cache from $wgMainCacheType with no relayer.
// Sites using multiple datacenters can configure a relayer.
$wgMainWANCache = 'mediawiki-main-default';
$wgWANObjectCaches[$wgMainWANCache] = [
'class' => WANObjectCache::class,
'cacheId' => $wgMainCacheType
];
}
if ( $wgSharedDB && $wgSharedTables ) {
// Apply $wgSharedDB table aliases for the local LB (all non-foreign DB connections)
MediaWikiServices::getInstance()->getDBLoadBalancer()->setTableAliases(
array_fill_keys(
$wgSharedTables,
[
'dbname' => $wgSharedDB,
'schema' => $wgSharedSchema,
'prefix' => $wgSharedPrefix
]
)
);
}
Profiler::instance()->scopedProfileOut( $ps_default2 );
$ps_misc = Profiler::instance()->scopedProfileIn( $fname . '-misc' );
// Raise the memory limit if it's too low
// Note, this makes use of wfDebug, and thus should not be before
// MWDebug::init() is called.
wfMemoryLimit( $wgMemoryLimit );
/**
* Set up the timezone, suppressing the pseudo-security warning in PHP 5.1+
* that happens whenever you use a date function without the timezone being
* explicitly set. Inspired by phpMyAdmin's treatment of the problem.
*/
if ( is_null( $wgLocaltimezone ) ) {
Wikimedia\suppressWarnings();
$wgLocaltimezone = date_default_timezone_get();
Wikimedia\restoreWarnings();
}
date_default_timezone_set( $wgLocaltimezone );
if ( is_null( $wgLocalTZoffset ) ) {
$wgLocalTZoffset = date( 'Z' ) / 60;
}
// The part after the System| is ignored, but rest of MW fills it
// out as the local offset.
$wgDefaultUserOptions['timecorrection'] = "System|$wgLocalTZoffset";
if ( !$wgDBerrorLogTZ ) {
$wgDBerrorLogTZ = $wgLocaltimezone;
}
// Initialize the request object in $wgRequest
$wgRequest = RequestContext::getMain()->getRequest(); // BackCompat
// Set user IP/agent information for agent session consistency purposes
$cpPosInfo = LBFactory::getCPInfoFromCookieValue(
// The cookie has no prefix and is set by MediaWiki::preOutputCommit()
$wgRequest->getCookie( 'cpPosIndex', '' ),
// Mitigate broken client-side cookie expiration handling (T190082)
time() - ChronologyProtector::POSITION_COOKIE_TTL
);
MediaWikiServices::getInstance()->getDBLoadBalancerFactory()->setRequestInfo( [
'IPAddress' => $wgRequest->getIP(),
'UserAgent' => $wgRequest->getHeader( 'User-Agent' ),
'ChronologyProtection' => $wgRequest->getHeader( 'MediaWiki-Chronology-Protection' ),
'ChronologyPositionIndex' => $wgRequest->getInt( 'cpPosIndex', $cpPosInfo['index'] ),
'ChronologyClientId' => $cpPosInfo['clientId']
?? $wgRequest->getHeader( 'MediaWiki-Chronology-Client-Id' )
] );
unset( $cpPosInfo );
// Make sure that object caching does not undermine the ChronologyProtector improvements
if ( $wgRequest->getCookie( 'UseDC', '' ) === 'master' ) {
// The user is pinned to the primary DC, meaning that they made recent changes which should
// be reflected in their subsequent web requests. Avoid the use of interim cache keys because
// they use a blind TTL and could be stale if an object changes twice in a short time span.
MediaWikiServices::getInstance()->getMainWANObjectCache()->useInterimHoldOffCaching( false );
}
// Useful debug output
if ( $wgCommandLineMode ) {
if ( isset( $self ) ) {
wfDebug( "\n\nStart command line script $self\n" );
}
} else {
$debug = "\n\nStart request {$wgRequest->getMethod()} {$wgRequest->getRequestURL()}\n";
$debug .= "HTTP HEADERS:\n";
foreach ( $wgRequest->getAllHeaders() as $name => $value ) {
$debug .= "$name: $value\n";
}
wfDebug( $debug );
}
$wgMemc = ObjectCache::getLocalClusterInstance();
$messageMemc = wfGetMessageCacheStorage();
wfDebugLog( 'caches',
'cluster: ' . get_class( $wgMemc ) .
', WAN: ' . ( $wgMainWANCache === CACHE_NONE ? 'CACHE_NONE' : $wgMainWANCache ) .
', stash: ' . $wgMainStash .
', message: ' . get_class( $messageMemc ) .
', session: ' . get_class( ObjectCache::getInstance( $wgSessionCacheType ) )
);
Profiler::instance()->scopedProfileOut( $ps_misc );
// Most of the config is out, some might want to run hooks here.
Hooks::run( 'SetupAfterCache' );
$ps_globals = Profiler::instance()->scopedProfileIn( $fname . '-globals' );
/**
* @var Language $wgContLang
* @deprecated since 1.32, use the ContentLanguage service directly
*/
$wgContLang = MediaWikiServices::getInstance()->getContentLanguage();
// Now that variant lists may be available...
$wgRequest->interpolateTitle();
/**
* @var MediaWiki\Session\SessionId|null $wgInitialSessionId The persistent
* session ID (if any) loaded at startup
*/
$wgInitialSessionId = null;
if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
// If session.auto_start is there, we can't touch session name
if ( $wgPHPSessionHandling !== 'disable' && !wfIniGetBool( 'session.auto_start' ) ) {
session_name( $wgSessionName ?: $wgCookiePrefix . '_session' );
}
// Create the SessionManager singleton and set up our session handler,
// unless we're specifically asked not to.
if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
MediaWiki\Session\PHPSessionHandler::install(
MediaWiki\Session\SessionManager::singleton()
);
}
// Initialize the session
try {
$session = MediaWiki\Session\SessionManager::getGlobalSession();
} catch ( OverflowException $ex ) {
if ( isset( $ex->sessionInfos ) && count( $ex->sessionInfos ) >= 2 ) {
// The exception is because the request had multiple possible
// sessions tied for top priority. Report this to the user.
$list = [];
foreach ( $ex->sessionInfos as $info ) {
$list[] = $info->getProvider()->describe( $wgContLang );
}
$list = $wgContLang->listToText( $list );
throw new HttpError( 400,
Message::newFromKey( 'sessionmanager-tie', $list )->inLanguage( $wgContLang )->plain()
);
}
// Not the one we want, rethrow
throw $ex;
}
if ( $session->isPersistent() ) {
$wgInitialSessionId = $session->getSessionId();
}
$session->renew();
if ( MediaWiki\Session\PHPSessionHandler::isEnabled() &&
( $session->isPersistent() || $session->shouldRememberUser() ) &&
session_id() !== $session->getId()
) {
// Start the PHP-session for backwards compatibility
if ( session_id() !== '' ) {
wfDebugLog( 'session', 'PHP session {old_id} was already started, changing to {new_id}', 'all', [
'old_id' => session_id(),
'new_id' => $session->getId(),
] );
session_write_close();
}
session_id( $session->getId() );
session_start();
}
unset( $session );
} else {
// Even if we didn't set up a global Session, still install our session
// handler unless specifically requested not to.
if ( !defined( 'MW_NO_SESSION_HANDLER' ) ) {
MediaWiki\Session\PHPSessionHandler::install(
MediaWiki\Session\SessionManager::singleton()
);
}
}
/**
* @var User $wgUser
*/
$wgUser = RequestContext::getMain()->getUser(); // BackCompat
/**
* @var Language $wgLang
*/
$wgLang = new StubUserLang;
/**
* @var OutputPage $wgOut
*/
$wgOut = RequestContext::getMain()->getOutput(); // BackCompat
/**
* @var Parser $wgParser
* @deprecated since 1.32, use MediaWikiServices::getInstance()->getParser() instead
*/
$wgParser = new StubObject( 'wgParser', function () {
return MediaWikiServices::getInstance()->getParser();
} );
/**
* @var Title $wgTitle
*/
$wgTitle = null;
Profiler::instance()->scopedProfileOut( $ps_globals );
$ps_extensions = Profiler::instance()->scopedProfileIn( $fname . '-extensions' );
// Extension setup functions
// Entries should be added to this variable during the inclusion
// of the extension file. This allows the extension to perform
// any necessary initialisation in the fully initialised environment
foreach ( $wgExtensionFunctions as $func ) {
call_user_func( $func );
}
// If the session user has a 0 id but a valid name, that means we need to
// autocreate it.
if ( !defined( 'MW_NO_SESSION' ) && !$wgCommandLineMode ) {
$sessionUser = MediaWiki\Session\SessionManager::getGlobalSession()->getUser();
if ( $sessionUser->getId() === 0 && User::isValidUserName( $sessionUser->getName() ) ) {
$res = MediaWiki\Auth\AuthManager::singleton()->autoCreateUser(
$sessionUser,
MediaWiki\Auth\AuthManager::AUTOCREATE_SOURCE_SESSION,
true
);
\MediaWiki\Logger\LoggerFactory::getInstance( 'authevents' )->info( 'Autocreation attempt', [
'event' => 'autocreate',
'status' => $res,
] );
unset( $res );
}
unset( $sessionUser );
}
if ( !$wgCommandLineMode ) {
Pingback::schedulePingback();
}
$wgFullyInitialised = true;
Profiler::instance()->scopedProfileOut( $ps_extensions );
Profiler::instance()->scopedProfileOut( $ps_setup );