MediaWiki  master
Class List
Here are the classes, structs, unions and interfaces with brief descriptions:
[detail level 12345]
 NMediaWikiA helper class for throttling authentication attempts
 NWikimediaThis 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
 CAbstractContentBase implementation for content objects
 CAbstractPbkdf2PasswordA PBKDF2-hashed password
 CActionActions are things which can be done to pages (edit, delete, rollback, etc)
 CActivityUpdateJobJob for updating user activity like "last viewed" timestamps
 CAddChangeTagAdds a change tag to the wiki
 CAddRFCandPMIDInterwikiRun automatically with update.php
 CAddSiteMaintenance script for adding a site definition into the sites table
 CAllTransMaintenance script that gets all messages as defined by the English language file
 CAPCUBagOStuffThis is a wrapper for APCu's shared memory functions
 CApiAcquireTempUserNameAcquire a temporary user username and stash it in the current session, if temp account creation is enabled and the current user is logged out
 CApiAMCreateAccountCreate an account with AuthManager
 CApiAuthManagerHelperHelper class for AuthManager-using API modules
 CApiBaseThis abstract class implements many basic API functions, and is the base of all API classes
 CApiBlockAPI module that facilitates the blocking of users
 CApiChangeAuthenticationDataChange authentication data with AuthManager
 CApiChangeContentModelApi module to change the content model of existing pages
 CApiClearHasMsgAPI module that clears the hasmsg flag for current user
 CApiClientLoginLog in to the wiki with AuthManager
 CApiContinuationManagerThis manages continuation state
 CApiCSPReportApi module to receive and log CSP violation reports
 CApiDeleteAPI module that facilitates deleting pages
 CApiDisabledAPI module that dies with an error immediately
 CApiEditPageA module that allows for editing and creating pages
 CApiEmailUserAPI Module to facilitate sending of emails to users
 CApiErrorFormatterFormats errors and warnings for the API, and add them to the associated ApiResult
 CApiErrorFormatter_BackCompatFormat errors and warnings in the old style, for backwards compatibility
 CApiExpandTemplatesAPI module that functions as a shortcut to the wikitext preprocessor
 CApiFeedRecentChangesRecent changes feed
 CApiFeedWatchlistThis action allows users to get their watchlist items in RSS/Atom formats
 CApiFormatBaseThis is the abstract base class for API formatters
 CApiFormatFeedWrapperThis printer is used to wrap an instance of the Feed class
 CApiFormatJsonAPI JSON output formatter
 CApiFormatNoneFormatter that outputs nothing, for when you don't care about the response at all
 CApiFormatPhpAPI Serialized PHP output formatter
 CApiFormatRawFormatter that spits out anything you like with any desired MIME type
 CApiFormatXmlAPI XML output formatter
 CApiHelpClass to output help for an API module
 CApiHelpParamValueMessageMessage subclass that prepends wikitext for API help
 CApiImportAPI module that imports an XML file like Special:Import does
 CApiImportReporterImport reporter for the API
 CApiLinkAccountLink an account with AuthManager
 CApiLoginUnit to authenticate log-in attempts to the current wiki
 CApiLogoutAPI module to allow users to log out of the wiki
 CApiMainThis is the main API class, used for both external and internal processing
 CApiMergeHistoryAPI Module to merge page histories
 CApiMessageExtension of Message implementing IApiMessage
 CApiModuleManagerThis class holds a list of modules and handles instantiation
 CApiMoveAPI Module to move pages
 CApiOptionsAPI module that facilitates the changing of user's preferences
 CApiPageSetThis class contains a list of pages that the client has requested
 CApiPatrolAllows user to patrol pages
 CApiPurgeAPI interface for page purging
 CApiQueryThis is the main query class
 CApiQueryAllCategoriesQuery module to enumerate all categories, even the ones that don't have category pages
 CApiQueryAllDeletedRevisionsQuery module to enumerate all deleted revisions
 CApiQueryAllImagesQuery module to enumerate all images
 CApiQueryAllLinksQuery module to enumerate links from all pages together
 CApiQueryAllMessagesA query action to return messages from site message cache
 CApiQueryAllPagesQuery module to enumerate all available pages
 CApiQueryAllRevisionsQuery module to enumerate all revisions
 CApiQueryAllUsersQuery module to enumerate all registered users
 CApiQueryAuthManagerInfoA query action to return meta information about AuthManager state
 CApiQueryBacklinksThis is a three-in-one module to query:
 CApiQueryBacklinkspropThis implements prop=redirects, prop=linkshere, prop=catmembers, prop=transcludedin, and prop=fileusage
 CApiQueryBaseThis is a base class for all Query modules
 CApiQueryBlocksQuery module to enumerate all user blocks
 CApiQueryCategoriesA query module to enumerate categories the set of pages belong to
 CApiQueryCategoryInfoThis query adds the "<categories>" subelement to all pages with the list of categories the page is in
 CApiQueryCategoryMembersA query module to enumerate pages that belong to a category
 CApiQueryContributorsA query module to show contributors to a page
 CApiQueryDeletedRevisionsQuery module to enumerate deleted revisions for pages
 CApiQueryDeletedrevsQuery module to enumerate all deleted revisions
 CApiQueryDisabledAPI module that does nothing
 CApiQueryDuplicateFilesA query module to list duplicates of the given file(s)
 CApiQueryExternalLinksA query module to list all external URLs found on a given set of pages
 CApiQueryFilearchiveQuery module to enumerate all deleted files
 CApiQueryFileRepoInfoA query action to return meta information about the foreign file repos configured on the wiki
 CApiQueryImageInfoA query action to get image information and upload history
 CApiQueryImagesThis query adds an "<images>" subelement to all pages with the list of images embedded into those pages
 CApiQueryInfoA query module to show basic page information
 CApiQueryIWBacklinksThis gives links pointing to the given interwiki
 CApiQueryIWLinksA query module to list all interwiki links on a page
 CApiQueryLangBacklinksThis gives links pointing to the given interwiki
 CApiQueryLangLinksA query module to list all langlinks (links to corresponding foreign language pages)
 CApiQueryLanguageinfoAPI module to enumerate language information
 CApiQueryLinksA query module to list all wiki links on a given set of pages
 CApiQueryLogEventsQuery action to List the log events, with optional filtering by various parameters
 CApiQueryMyStashedFilesAction=query&list=mystashedfiles module, gets all stashed files for the current user
 CApiQueryPagePropNamesA query module to list used page props
 CApiQueryPagePropsA query module to show basic page information
 CApiQueryPagesWithPropA query module to enumerate pages that use a particular prop
 CApiQueryProtectedTitlesQuery module to enumerate all create-protected pages
 CApiQueryQueryPageQuery module to get the results of a QueryPage-based special page
 CApiQueryRandomQuery module to get list of random pages
 CApiQueryRecentChangesA query action to enumerate the recent changes that were done to the wiki
 CApiQueryRevisionsA query action to enumerate revisions of a given page, or show top revisions of multiple pages
 CApiQueryRevisionsBaseA base class for functions common to producing a list of revisions
 CApiQuerySearchQuery module to perform full text search within wiki titles and content
 CApiQuerySiteinfoA query action to return meta information about the wiki site
 CApiQueryStashImageInfoA query action to get image information from temporarily stashed files
 CApiQueryTagsQuery module to enumerate change tags
 CApiQueryTokensModule to fetch tokens via action=query&meta=tokens
 CApiQueryUserContribsThis query action adds a list of a specified user's contributions to the output
 CApiQueryUserInfoQuery module to get information about the currently logged-in user
 CApiQueryUsersQuery module to get information about a list of users
 CApiQueryWatchlistThis query action allows clients to retrieve a list of recently modified pages that are part of the logged-in user's watchlist
 CApiQueryWatchlistRawThis query action allows clients to retrieve a list of pages on the logged-in user's watchlist
 CApiRawMessageExtension of RawMessage implementing IApiMessage
 CApiRemoveAuthenticationDataRemove authentication data from AuthManager
 CApiResetPasswordReset password, with AuthManager
 CApiResultThis class represents the result of the API operations
 CApiRevisionDeleteAPI interface to RevDel
 CApiRsdAPI module for sending out RSD information
 CApiSerializableThis interface allows for overriding the default conversion applied by ApiResult::validateValue()
 CApiSetNotificationTimestampAPI interface for setting the wl_notificationtimestamp field
 CApiSetPageLanguageAPI module that facilitates changing the language of a page
 CApiStashEditPrepare an edit in shared cache so that it can be reused on edit
 CApiUnblockAPI module that facilitates the unblocking of users
 CApiUsageExceptionException used to abort API execution with an error
 CApiWatchAPI module to allow users to watch a page
 CArchivedFileDeleted file in the 'filearchive' table
 CArgon2PasswordImplements Argon2, a modern key derivation algorithm designed to resist GPU cracking and side-channel attacks
 CArrayUtilsA collection of static methods to play with arrays
 CArticleLegacy class representing an editable page and handling UI for some page actions
 CAssembleUploadChunksJobAssemble the segments of a chunked upload
 CAtomicSectionUpdateDeferrable Update for closure/callback updates via IDatabase::doAtomicSection()
 CAttachLatestMaintenance script to correct wrong values in the page_latest field in the database
 CAutoCommitUpdateDeferrable Update for closure/callback updates that should use auto-commit mode
 CAutoLoaderLocations of core classes Extension classes are specified with $wgAutoloadClasses
 CAutoloadGeneratorAccepts a list of files and directories to search for php files and generates $wgAutoloadLocalClasses or $wgAutoloadClasses lines for all detected classes
 CBacklinkCacheClass for fetching backlink lists, approximate backlink counts and partitions
 CBacklinkJobUtilsClass with Backlink related Job helper methods
 CBackupReaderMaintenance script that imports XML dump files into the current wiki
 CBadRequestErrorAn error page that emits an HTTP 400 Bad Request status code
 CBadTitleErrorShow an error page on a badtitle
 CBagOStuffClass representing a cache/ephemeral data store
 CBanConverterBalinese specific code
 CBaseDumpReadahead helper for making large MediaWiki data dumps; reads in a previous XML dump to sequentially prefetch text records already normalized and decompressed
 CBaseSearchResultSetBaseSearchResultSet is the base class that must be extended by SearchEngine search result set implementations
 CBaseTemplateExtended QuickTemplate with additional MediaWiki-specific helper methods
 CBatchRowIteratorAllows iterating a large number of rows in batches transparently
 CBcryptPasswordA Bcrypt-hashed password
 CBenchmarkerBase class for benchmark scripts
 CBenchmarkEvalBenchmark any provided code for ad-hoc benchmarks
 CBenchmarkHooksMaintenance script that benchmarks MediaWiki hooks
 CBenchmarkJSMinPlusMaintenance script that benchmarks JSMinPlus
 CBenchmarkLruHashMaintenance script that benchmarks HashBagOStuff and MapCacheLRU
 CBenchmarkParseMaintenance script to benchmark how long it takes to parse a given title at an optionally specified timestamp
 CBenchmarkPurgeMaintenance script that benchmarks CDN purge
 CBenchmarkSanitizerMaintenance script that benchmarks Sanitizer methods
 CBenchmarkSettingsMaintenance script that benchmarks loading of settings files
 CBenchmarkTitleValueMaintenance script that benchmarks TitleValue vs Title
 CBenchmarkTruncateMaintenance script that benchmarks TRUNCATE versus DELETE queries
 CBitmapHandlerGeneric handler for bitmap images
 CBitmapHandler_ClientOnlyHandler for bitmap images that will be resized by clients
 CBitmapMetadataHandlerClass to deal with reconciling and extracting metadata from bitmap images
 CBlockLogFormatterThis class formats block log entries
 CBmpHandlerHandler for Microsoft's bitmap format; getimagesize() doesn't support these files
 CBufferingStatsdDataFactoryMediaWiki adaption of StatsdDataFactory that provides buffering and metric prefixing
 CCachedBagOStuffWrapper around a BagOStuff that caches data in memory
 CCacheDependencyBase class to represent dependencies for LocalisationCache entries
 CCacheTimeParser cache specific expiry check
 CCachingSiteStoreHold a configured list of sites (SiteList), with a caching layer
 CCannotCreateActorExceptionException thrown when an actor can't be created
 CCategoryChangesAsRdfMaintenance script to provide RDF representation of the recent changes in category tree
 CCategoryMembershipChangeJobJob to add recent change entries mentioning category membership changes
 CCategoryPageSpecial handling for category description pages
 CCdnCacheUpdateHandles purging the appropriate CDN objects given a list of URLs or Title instances
 CCdnPurgeJobJob to purge a set of URLs from CDN
 CCgzCopyTransactionClass to represent a recompression operation for a single CGZ blob
 CChangePasswordMaintenance script to change the password of a given user
 CChangesFeedFeed to Special:RecentChanges and Special:RecentChangesLinked
 CChangesListBooleanFilterRepresents a hide-based boolean filter (used on ChangesListSpecialPage and descendants)
 CChangesListBooleanFilterGroupIf the group is active, any unchecked filters will translate to hide parameters in the URL
 CChangesListFilterRepresents a filter (used on ChangesListSpecialPage and descendants)
 CChangesListFilterGroupRepresents a filter group (used on ChangesListSpecialPage and descendants)
 CChangesListStringOptionsFilterAn individual filter in a ChangesListStringOptionsFilterGroup
 CChangesListStringOptionsFilterGroupRepresents a filter group with multiple string options
 CChangeTagsLogItemItem class for a logging table row with its associated change tags
 CChangeTagsLogListStores a list of taggable log entries
 CChangeTagsRevisionItemItem class for a live revision table row with its associated change tags
 CChangeTagsRevisionListStores a list of taggable revisions
 CCheckBadRedirectsMaintenance script to check that pages marked as being redirects really are
 CCheckComposerLockUpToDateChecks whether your composer-installed dependencies are up to date
 CCheckDependenciesChecks dependencies for extensions, mostly without loading them
 CCheckImagesMaintenance script to check images to see if they exist, are readable, etc
 CCheckStorageMaintenance script to do various checks on external storage
 CCheckUsernamesMaintenance script to check that database usernames are actually valid
 CClassCollectorReads PHP code and returns the FQCN of every class defined within it
 CCleanupBlocksMaintenance script to clean up user blocks with user names not matching the 'user' table
 CCleanupCapsMaintenance script to clean up broken page links when somebody turns on or off $wgCapitalLinks
 CCleanupEmptyCategoriesMaintenance script to clean up empty categories in the category table
 CCleanupImagesMaintenance script to clean up broken, unparseable upload filenames
 CCleanupInvalidDbKeysMaintenance script that cleans up invalid titles in various tables
 CCleanupPageLangMaintenance script to clean up deprecated language codes in page_lang
 CCleanupPreferencesMaintenance script that removes unused preferences from the database
 CCleanupRemovedModulesMaintenance script to remove cache entries for removed ResourceLoader modules from the database
 CCleanupSpamMaintenance script to cleanup all spam from a given hostname
 CCleanupUploadStashMaintenance script to remove old or broken uploads from temporary uploaded file storage and clean up associated database records
 CCleanupUsersWithNoIdMaintenance script that cleans up tables that have valid usernames with no user ID
 CCleanupWatchlistMaintenance script to remove broken, unparseable titles in the watchlist table
 CClearInterwikiCacheClear the cache of interwiki prefixes
 CClearUserWatchlistJobJob to clear a users watchlist in batches
 CClearWatchlistNotificationsJobJob for clearing all of the "last viewed" timestamps for a user's watchlist, or setting them all to the same value
 CCliInstallerClass for the core installer command line interface
 CCLIParserMaintenance script to parse some wikitext
 CCodeCleanerGlobalsPassPrefix the real command with a 'global $VAR, $VAR2, ...;' command, where $VAR etc
 CCodeContentHandlerContent handler for code content such as CSS, JavaScript, JSON, etc
 CCodexHTMLFormCodex based HTML form
 CCollationCkbWorkaround for the lack of support of Sorani Kurdish / Central Kurdish language ('ckb') in ICU
 CCommandLineInstallerMaintenance script to install and configure MediaWiki
 CCompareLanguageConverterOutputMaintenance script that compares variant conversion output between Parser and HtmlOutputRendererHelper
 CCompareParsersMaintenance script to take page text out of an XML dump file and render basic HTML out to files
 CComposerInstalledReads an installed.json file and provides accessors to get what is installed
 CComposerJsonReads a composer.json file and provides accessors to get its hash and the required dependencies
 CComposerLockReads a composer.lock file and provides accessors to get its hash and what is installed
 CComposerPhpunitXmlCoverageEditThis 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
 CComposerVendorHtaccessCreatorCopyright (C) 2017 Kunal Mehta
 CCompressOldMaintenance script that compress the text of a wiki
 CConcatenatedGzipHistoryBlobConcatenated gzip (CGZ) storage Improves compression ratio by concatenating like objects before gzipping
 CConstantDependencyDepend on a PHP constant
 CContentBase interface for representing page content
 CContentHandlerA content handler knows how do deal with a specific type of content on a wiki page
 CContentModelChangeBackend logic for changing the content model of a page
 CContextSourceThe simplest way of implementing IContextSource is to hold a RequestContext as a member variable and provide accessors to it
 CConverterRuleThe rules used for language conversion, this processes the rules extracted by Parser from the -{ }- wikitext syntax
 CCookieJarCookie jar to use with MWHttpRequest
 CCopyFileBackendCopy all files in one container of one backend to another
 CCopyFileOpCopy a file from one storage path to another in the backend
 CCopyJobQueueCopy all jobs from one job queue system to another
 CCoreMagicVariablesExpansions of core magic variables, used by the parser
 CCoreParserFunctionsVarious core parser functions, registered in every Parser
 CCoreTagHooksVarious tag hooks, registered in every Parser
 CCreateAndPromoteMaintenance script to create an account and grant it rights
 CCreateFileOpCreate a file in the backend with the given content
 CCrhConverterCrimean Tatar (Qırımtatarca) converter routines
 CCssContentContent object for CSS pages
 CCssContentHandlerContent handler for CSS pages
 CCsvStatsOutputCsv output
 CCustomUppercaseCollationResort normal UTF-8 order by putting a bunch of stuff in PUA
 CDatabaseInstallerBase class for DBMS-specific installation helper classes
 CDatabaseLagMaintenance script to show database lag
 CDatabaseLogEntryA value class to process existing log entries
 CDatabaseUpdaterClass for handling database updates
 CDataUpdateAbstract base class for update jobs that do something with some secondary data extracted from article
 CDateFormatsMaintenance script that tests various language time and date functions
 CDateFormatterDate formatter
 CDBAccessObjectUtilsHelper class for DAO classes
 CDBSiteStoreHolds a list of sites stored in the database
 CDeferrableCallbackCallback wrapper that has an originating method
 CDeferrableUpdateInterface that deferrable updates should implement
 CDeferredUpdatesDefer callable updates to run later in the PHP process
 CDeferredUpdatesScopeDeferredUpdates helper class for managing DeferrableUpdate::doUpdate() nesting levels caused by nested calls to DeferredUpdates::doUpdates()
 CDeferredUpdatesScopeMediaWikiStackThis class decouples DeferredUpdates's awareness of MediaWikiServices to ease unit testing
 CDeferredUpdatesScopeStackDeferredUpdates helper class for tracking DeferrableUpdate::doUpdate() nesting levels caused by nested calls to DeferredUpdates::doUpdates()
 CDeflateServer-side helper for client-side compressed content
 CDeleteActionHandle page deletion
 CDeleteArchivedFilesMaintenance script to delete archived (non-current) files from the database
 CDeleteArchivedRevisionsMaintenance script to delete archived (deleted from public) revisions from the database
 CDeleteAutoPatrolLogsThis 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
 CDeleteBatchMaintenance script to delete a batch of pages
 CDeleteDefaultMessagesMaintenance script that deletes all pages in the MediaWiki namespace which were last edited by "MediaWiki default"
 CDeleteEqualMessagesMaintenance script that deletes all pages in the MediaWiki namespace of which the content is equal to the system default
 CDeleteFileOpDelete a file at the given storage path from the backend
 CDeleteLinksJobJob to prune link tables for pages that were deleted
 CDeleteLocalPasswordsDelete unused local passwords
 CDeleteLogFormatterThis class formats delete log entries
 CDeleteOldRevisionsMaintenance script that deletes old (non-current) revisions from the database
 CDeleteOrphanedRevisionsMaintenance script that deletes revisions which refer to a nonexisting page
 CDeleteSelfExternalsMaintenance script that deletes self-references to $wgServer from the externallinks table
 CDependencyWrapperStore an arbitrary value whilst representing several CacheDependency objects as one
 CDeprecatedInterfaceFinderA PHPParser node visitor that finds deprecated functions and methods
 CDerivativeContextAn IContextSource implementation which will inherit context from another source but allow individual pieces of context to be changed locally eg: A ContextSource that can inherit from the main RequestContext but have a different Title instance set on it
 CDescribeFileOpChange metadata for a file at the given storage path in the backend
 CDifferenceEngineDifferenceEngine is responsible for rendering the difference between two revisions as HTML
 CDifferenceEngineSlotDiffRendererB/C adapter for turning a DifferenceEngine into a SlotDiffRenderer
 CDiffHistoryBlobDiff-based history compression Requires xdiff and zlib
 CDigit2HtmlMaintenance script that check digit transformation
 CDjVuHandlerHandler for DjVu images
 CDjVuImageSupport for detecting/validating DjVu image files and getting some basic file metadata (resolution etc)
 CDoubleRedirectJobFix any double redirects after moving a page
 CDummySearchIndexFieldDefinitionDummy implementation of SearchIndexFieldDefinition for testing purposes
 CDumpCategoriesAsRdfMaintenance script to provide RDF representation of the category tree
 CDumpIteratorBase class for iterating over a dump
 CDumpLinksMaintenance script that generates a plaintext link dump
 CDumpMessagesMaintenance script that dumps an entire language, using the keys from English
 CDumpRendererMaintenance script that takes page text out of an XML dump file and render basic HTML out to files
 CDumpRevMaintenance script that gets the text of a revision, resolving external storage if needed
 CDumpUploadsMaintenance script to dump a the list of files uploaded, for feeding to tar or similar
 CDuplicateJobNo-op job that does nothing
 CEditActionPage edition handler (action=edit)
 CEditCLIMaintenance script to make a page edit
 CEditWatchlistNormalHTMLFormExtend OOUIHTMLForm purely so we can have a more sensible way of getting the section headers
 CEmaillingJobSend an arbitrary single email
 CEmailNotificationThis module processes the email notifications when the current page is changed
 CEmptyBagOStuffA BagOStuff object with no objects in it
 CEnConverterEnglish specific converter routines
 CEncryptedPasswordHelper class for passwords that use another password hash underneath it and encrypts that hash with a configured secret
 CEnotifNotifyJobSend an email notification
 CEnqueueableDataUpdateInterface that marks a DataUpdate as enqueuable via the JobQueue
 CEraseArchivedFileMaintenance script to delete archived (non-current) files from storage
 CErrorPageErrorAn error page which can definitely be safely rendered using the OutputPage
 CExecutableFinderUtility class to find executables in likely places
 CExifClass to extract and validate Exif data from jpeg (and possibly tiff) files
 CExifBitmapHandlerStuff specific to JPEG and (built-in) TIFF handler
 CExplodeIteratorAn iterator which works exactly like:
 CExportSitesMaintenance script for exporting site definitions from XML into the sites table
 CExtensionJsonValidatorValidate extension.json files against their JSON schema
 CExtensionProcessorLoad extension manifests and then aggregate their contents
 CExtensionRegistryLoad JSON files, and uses a Processor to extract information
 CExternalStoreAccessThis is the main interface for fetching or inserting objects with ExternalStore
 CExternalStoreDBExternal storage in a SQL database
 CExternalStoreHttpExternal storage using HTTP requests
 CExternalStoreMediumBase class for external storage
 CExternalStoreMemoryExternal storage in PHP process memory for testing
 CExternalStoreMwstoreExternal storage in a FileBackend
 CFakeMaintenanceFake maintenance wrapper, mostly used for the web installer/updater
 CFallbackContentContent object implementation representing unknown content
 CFallbackContentHandlerContent handler implementation for unknown content
 CFatalErrorAbort the web request with a custom HTML string that will represent the entire response
 CFauxSearchResultA manually constructed search result, for use with FauxSearchResultSet
 CFauxSearchResultSetA manually constructed search result set
 CFetchTextMaintenance script used to fetch page text in a subprocess
 CFileImplements some public methods and some protected utility functions which are required by multiple child classes
 CFileAwareNodeVisitorA PHPParser node visitor that associates each node with its file name
 CFileBackendBase class for all file backend classes (including multi-write backends)
 CFileBackendDBRepoWrapperProxy backend that manages file layout rewriting for FileRepo
 CFileBackendErrorFile backend exception for checked exceptions (e.g
 CFileBackendGroupClass to handle file backend registration
 CFileBackendMultiWriteProxy backend that mirrors writes to several internal backends
 CFileBackendStoreBase class for all backends using particular storage medium
 CFileBackendStoreOpHandleFileBackendStore helper class for performing asynchronous file operations
 CFileBackendStoreShardDirIteratorIterator for listing directories
 CFileBackendStoreShardFileIteratorIterator for listing regular files
 CFileBackendStoreShardListIteratorFileBackendStore helper function to handle listings that span container shards
 CFileCacheBaseBase class for data storage in the file system
 CFileContentHandlerContent handler for File: files TODO: this handler s not used directly now, but instead manually called by WikitextHandler
 CFileDependencyDepend on a file
 CFileOpFileBackend helper class for representing operations
 CFileOpBatchHelper class for representing batch file operations
 CFileOpPerfTestMaintenance script to test fileop performance
 CFileRepoBase class for file repositories
 CFindBadBlobsMaintenance script for finding and marking bad content blobs
 CFindClassesMaintenance script for finding the files that contain classes
 CFindDeprecatedMaintenance task that recursively scans MediaWiki PHP files for deprecated functions and interfaces and produces a report
 CFindMissingActorsMaintenance script for finding and replacing invalid actor IDs, see T261325 and T307738
 CFixDefaultJsonContentPagesUsage: fixDefaultJsonContentPages.php
 CFixDoubleRedirectsMaintenance script that fixes double redirects
 CFixInconsistentRedirectsFix redirect pages with missing or incomplete row in the redirect table
 CFixMergeHistoryCorruptionMaintenance script that clears rows of pages corrupted by MergeHistory, those pages 'exist' but have no visible revision
 CFixTimestampsMaintenance script that fixes timestamp corruption caused by one or more webservers temporarily being set to the wrong time
 CFixUserRegistrationMaintenance script that fixes the user_registration field
 CForeignAPIFileForeign file accessible through api.php requests
 CForeignAPIRepoA foreign repository for a remote MediaWiki accessible through api.php requests
 CForeignDBFileForeign file from a reachable database in the same wiki farm
 CForeignDBRepoA foreign repository with an accessible MediaWiki database
 CForeignDBViaLBRepoA foreign repository with a MediaWiki database accessible via the configured LBFactory
 CFormActionAn action which shows a form and does something based on the input from the form
 CFormatInstallDocMaintenance script that formats RELEASE-NOTE file to wiki text or HTML markup
 CFormatJsonJSON formatter wrapper class
 CFormatMetadataFormat Image metadata values into a human readable form
 CFormattedRCFeedBase class for RCFeed implementations that use RCFeedFormatter
 CFormlessActionAn action which just does something, without showing a form first
 CFSFileClass representing a non-directory file on the file system
 CFSFileBackendClass for a file system (FS) based file backend
 CFSFileBackendListWrapper around RecursiveDirectoryIterator/DirectoryIterator that catches exception or does any custom behavior that we may want
 CFSLockManagerSimple lock management based on server-local temporary files
 CGanConverterGan Chinese specific code
 CGenderCacheCaches user genders when needed to use correct namespace aliases
 CGenerateCollationDataGenerate first letter data files for Collation.php
 CGenerateConfigSchemaMaintenance script that generates configuration schema files:
 CGenerateJsonI18nMaintenance script to generate JSON i18n files from a PHP i18n file
 CGenerateNormalizerDataArGenerates the normalizer data file for Arabic
 CGenerateNormalizerDataMlGenerates the normalizer data file for Malayalam
 CGeneratePhpCharToUpperMappingsUpdate list of upper case differences between JS and PHP
 CGenerateSchemaChangeSqlMaintenance script to generate schema from abstract json files
 CGenerateSchemaSqlMaintenance script to generate schema from abstract json files
 CGenerateSitemapMaintenance script that generates a sitemap for the site
 CGenericParameterJobInterface for generic jobs only uses the parameters field and are JSON serializable
 CGetConfigurationPrint serialized output of MediaWiki config vars
 CGetLagTimesMaintenance script that displays replication lag times
 CGetReplicaServerMaintenance script that reports the hostname of a replica DB server
 CGetTextMaintMaintenance script that outputs page text to stdout
 CGIFHandlerHandler for GIF images
 CGIFMetadataExtractorGIF frame counter
 CGlobalDependencyDepend on a PHP global variable
 CGrepPagesSearch pages for a given regex
 CGuzzleHttpRequestMWHttpRequest implemented using the Guzzle library
 CHashBagOStuffSimple store for keeping values in an associative array for the current process
 CHashRingConvenience class for weighted consistent hash rings
 CHashSiteStoreIn-memory SiteStore implementation, stored in an associative array
 CHistoryActionThis class handles printing the history page for an article
 CHistoryBlobBase class for general text storage via the "object" flag in old_flags, or two-part external storage URLs
 CHistoryBlobCurStubTo speed up conversion from 1.4 to 1.5 schema, text rows can refer to the leftover cur table as the backend
 CHistoryBlobStubPointer object for an item within a CGZ blob stored in the text table
 CHooksHooks class
 CHtmlArmorMarks HTML that shouldn't be escaped
 CHTMLAutoCompleteSelectFieldText field for selecting a value from a large list of possible values, with auto-completion and optionally with a select dropdown for selecting common options
 CHTMLButtonFieldAdds a generic button inline to the form
 CHTMLCacheUpdateJobJob to purge the HTML/file cache for all pages that link to or use another page or file
 CHtmlCacheUpdaterClass to invalidate the CDN and HTMLFileCache entries associated with URLs/titles
 CHTMLCheckFieldA checkbox field
 CHTMLCheckMatrixA checkbox matrix Operates similarly to HTMLMultiSelectField, but instead of using an array of options, uses an array of rows and an array of columns to dynamically construct a matrix of options
 CHTMLComboboxFieldA combo box field
 CHTMLDateTimeFieldA field that will contain a date and/or time
 CHTMLExpiryFieldExpiry Field that allows the user to specify a precise date or a relative date string
 CHTMLFileCachePage view caching in the file system
 CHtmlFileCacheUpdateHTMLFileCache purge update for a set of titles
 CHTMLFileFieldFile <input> field
 CHTMLFloatFieldA field that will contain a numeric value
 CHTMLFormObject handling generic submission, CSRF protection, layout and other logic for UI forms in a reusable manner
 CHTMLFormFieldThe parent class to generate form fields
 CHTMLFormFieldClonerA container for HTMLFormFields that allows for multiple copies of the set of fields to be displayed to and entered by the user
 CHTMLFormFieldWithButtonEnables HTMLFormField elements to be build with a button
 CHTMLInfoFieldAn information field (text blob), not a proper input
 CHTMLIntFieldA field that must contain a number
 CHTMLMultiSelectFieldMulti-select field
 CHTMLNamespacesMultiselectFieldImplements a tag multiselect input field for namespaces
 CHTMLRadioFieldRadio checkbox fields
 CHTMLRestrictionsFieldClass for updating an MWRestrictions value (which is, currently, basically just an IP address list)
 CHTMLSelectAndOtherFieldDouble field with a dropdown list constructed from a system message in the format
 CHTMLSelectFieldA select dropdown field
 CHTMLSelectLanguageFieldLanguage select field
 CHTMLSelectLimitFieldA limit dropdown, which accepts any valid number
 CHTMLSelectNamespaceWrapper for Html::namespaceSelector to use in HTMLForm
 CHTMLSelectNamespaceWithButtonCreates a Html::namespaceSelector input field with a button assigned to the input field
 CHTMLSelectOrOtherFieldSelect dropdown field, with an additional "other" textbox
 CHTMLSizeFilterFieldA size filter field for use on query-type special pages
 CHTMLSubmitFieldAdd a submit button inline in the form (as opposed to HTMLForm::addButton(), which will add it at the end)
 CHTMLTagFilterWrapper for ChangeTags::buildTagFilterSelector to use in HTMLForm
 CHTMLTagMultiselectFieldImplements a tag multiselect input field for arbitrary values
 CHTMLTextField<input> field
 CHTMLTextFieldWithButtonCreates a text input field with a button assigned to the input field
 CHTMLTimezoneFieldDropdown widget that allows the user to select a timezone, either by choosing a geographic zone, by using the wiki default, or by manually specifying an offset
 CHTMLTitlesMultiselectFieldImplements a tag multiselect input field for titles
 CHTMLTitleTextFieldImplements a text input field for page titles
 CHTMLUsersMultiselectFieldImplements a tag multiselect input field for user names
 CHTMLUserTextFieldImplements a text input field for user names
 CHttpErrorShow an error that looks like an HTTP server error
 CHTTPFileStreamerFunctions related to the output of file content
 CIApiMessageInterface for messages with machine-readable data for use by the API
 CIBufferingStatsdDataFactoryMediaWiki adaptation of StatsdDataFactory that provides buffering functionality
 CIContextSourceInterface for objects which can provide a MediaWiki context on request
 CIDBAccessObjectInterface for database access objects
 CIdentityCollationCollation class that's essentially a no-op
 CIForeignRepoWithDBA foreign repo that allows for direct access to the foreign MW database
 CIForeignRepoWithMWApiA foreign repo that implement support for API queries
 CIJobSpecificationInterface for serializable objects that describe a job queue task
 CILanguageConverterThe shared interface for all language converters
 CILocalizedExceptionInterface for MediaWiki-localized exceptions
 CImageBuilderMaintenance script to update image metadata records
 CImageGalleryBaseImage gallery
 CImageGalleryClassNotFoundExceptionClass for exceptions thrown by ImageGalleryBase::factory()
 CImageHandlerMedia handler abstract base class for images
 CImageHistoryListBuilds the image revision log shown on image pages
 CImagePageRendering of file description pages
 CImportLogFormatterThis class formats import log entries
 CImportReporterReporting callback
 CImportSitesMaintenance script for importing site definitions from XML into the sites table
 CImportSiteScriptsMaintenance script to import all scripts in the MediaWiki namespace from a local site
 CImportSourceSource interface for XML import
 CImportStreamSourceImports a XML dump from a file (either from file upload, files on disk, or HTTP)
 CImportStringSourceUsed for importing XML dumps where the content of the dump is in a string
 CImportTextFilesMaintenance script which reads in text files and imports their content to a page of the wiki
 CIncompatibleDiffTypesExceptionException thrown when trying to render a diff between two content types which cannot be compared (this is typically the case for all content types unless both of them are some variant of TextContent)
 CInfoActionDisplays information about a page
 CInitSiteStatsMaintenance script to re-initialise or update the site statistics table
 CInitUserPreferenceInitialize a user preference based on the value of another preference
 CInstallerBase installer class
 CInterwikiAn interwiki record value object
 CInvalidateBotPasswordsMaintenance script to invalidate the bot passwords of a given user
 CInvalidateUserSessionsInvalidate the sessions of certain users on the wiki
 CInvalidPasswordRepresents an invalid password hash
 CIPTCClass for some IPTC functions
 CIRCColourfulRCFeedFormatterFormat a notification as a human-readable string using IRC colour codes
 CISearchResultSetA set of SearchEngine results
 CIStoreKeyEncoderKey-encoding methods for object caching (BagOStuff and WANObjectCache)
 CIuConverterInuktitut specific code
 CJavaScriptContentContent for JavaScript pages
 CJavaScriptContentHandlerContent handler for JavaScript pages
 CJobClass to both describe a background job and handle jobs
 CJobQueueClass to handle enqueueing and running of background jobs
 CJobQueueDBClass to handle job queues stored in the DB
 CJobQueueEnqueueUpdateEnqueue lazy-pushed jobs that have accumulated from JobQueueGroup
 CJobQueueFederatedClass to handle enqueueing and running of background jobs for federated queues
 CJobQueueGroupHandle enqueueing of background jobs
 CJobQueueMemoryClass to handle job queues stored in PHP memory for testing
 CJobQueueRedisClass to handle job queues stored in Redis
 CJobRunnerJob queue runner utility methods
 CJobSpecificationJob queue task description base code
 CJpeg2000HandlerHandler for JPEG2000 images
 CJpegHandlerJPEG specific handler
 CJpegMetadataExtractorClass for reading jpegs and extracting metadata
 CJsonContentJSON text content that can be viewed and edit directly by users
 CJsonContentHandlerContent handler for JSON text
 CJSONRCFeedFormatterFormat a recent change notification using JSON (
 CJSParseHelperMaintenance script to test JavaScript validity using JsMinPlus' parser
 CKkConverterKazakh (Қазақша) converter routines
 CKuConverterKurdish converter routines
 CLangMemUsageMaintenance script that tries to get the memory usage for each language file
 CLanguageBase class for language-specific code
 CLanguageArArabic (العربية) specific code
 CLanguageAzAzerbaijani (Azərbaycan) specific code
 CLanguageBe_taraskBelarusian in Taraškievica orthography (Беларуская тарашкевіца)
 CLanguageBsBosnian (bosanski)
 CLanguageCodeMethods for dealing with language codes
 CLanguageConverterBase class for multi-variant language conversion
 CLanguageConverterIcuA class that extends LanguageConverterSpecific for converts that use ICU rule-based transliterators
 CLanguageConverterSpecificA class that extends LanguageConverter with specific behaviour
 CLanguageCuOld Church Slavonic (Ѩзыкъ словѣньскъ)
 CLanguageDsbLower Sorbian (Dolnoserbski) specific code
 CLanguageEnEnglish-specific code
 CLanguageFiFinnish (Suomi)
 CLanguageGaIrish (Gaeilge)
 CLanguageGanGan Chinese
 CLanguageHsbUpper Sorbian (Hornjoserbsce)
 CLanguageHuHungarian localisation for MediaWiki
 CLanguageHyArmenian (Հայերեն)
 CLanguageJaJapanese (日本語)
 CLanguageKaaKarakalpak (Qaraqalpaqsha)
 CLanguageKkKazakh (Қазақша) specific code
 CLanguageKk_cyrlKazakh (Қазақша)
 CLanguageKmKhmer (ភាសាខ្មែរ)
 CLanguageKshRipuarian (Ripoarėsh)
 CLanguageLaLatin (lingua Latina)
 CLanguageMlMalayalam (മലയാളം)
 CLanguageMyBurmese (Myanmasa)
 CLanguageOsOssetian (Ирон)
 CLanguageQqxDummy language that return the message names
 CLanguageSlSlovenian (Slovenščina)
 CLanguageTrTurkish (Türkçe)
 CLanguageTyvTyvan localization (Тыва дыл)
 CLanguageWaWalloon (Walon)
 CLanguageYueCantonese (粵語)
 CLanguageZhChinese-specific code
 CLanguageZh_hansSimplified Chinese
 CLayeredParameterizedPasswordThis password hash type layers one or more parameterized password types on top of each other
 CLCStoreInterface for the persistence layer of LocalisationCache
 CLCStoreCDBLCStore implementation which stores data as a collection of CDB files
 CLCStoreDBLCStore implementation which uses the standard DB functions to store data
 CLCStoreNullNull store backend, used to avoid DB errors during install
 CLCStoreStaticArrayLocalisation cache storage based on PHP files and static arrays
 CLegacyLogFormatterThis class formats all log entries for log types which have not been converted to the new system
 CLicenseA License class for use on Special:Upload (represents a single type of license)
 CLicensesA License class for use on Special:Upload
 CLinkBatchClass representing a list of titles The execute() method checks them all for existence and adds them to a LinkCache object
 CLinkCacheCache for article titles (prefixed DB keys) and ids linked from one source
 CLocalFileLocal file in the wiki's own database
 CLocalFileDeleteBatchHelper class for file deletion
 CLocalFileMoveBatchHelper class for file movement
 CLocalFileRestoreBatchHelper class for file undeletion
 CLocalisationCacheCaching for the contents of localisation files
 CLocalisationCacheBulkLoadLocalisationCache optimised for loading many languages at once
 CLocalizedExceptionBasic localized exception
 CLocalRepoLocal repository that stores files in the local filesystem and registers them in the wiki's own database
 CLocalSettingsGeneratorGenerate the LocalSettings.php file
 CLockManagerResource locking handling
 CLockManagerGroupClass to handle file lock manager registration
 CLogEntryAn individual log entry
 CLogEntryBaseExtends the LogEntry Interface with some basic functionality
 CLogFormatterImplements the default log formatting
 CLoggedUpdateMaintenanceClass for scripts that perform database maintenance and want to log the update in updatelog so we can later skip it
 CLoginHelperHelper functions for the login form that need to be shared with other special pages (such as CentralAuth's SpecialCentralLogin)
 CLogPageClass to simplify the use of log pages
 CMachineReadableRCFeedFormatterAbstract class so there can be multiple formatters outputting the same data
 CMailAddressStores a single person's name and email address
 CMainConfigDependencyDepend on a MW configuration variable
 CMaintenanceAbstract maintenance class for quickly writing and churning out maintenance scripts with minimal effort
 CMakeTestEditsMake test edits for a user to populate a test wiki
 CManageForeignResourcesManage foreign resources registered with ResourceLoader
 CManageJobsMaintenance script that handles managing job queue admin tasks (re-push, delete, ...)
 CManualLogEntryClass for creating new log entries and inserting them into the database
 CMapCacheLRUStore key-value entries in a size-limited in-memory LRU cache
 CMappedIteratorConvenience class for generating iterators from iterators
 CMarkpatrolledActionMark a revision as patrolled on a page
 CMccDiagnostic tool for interacting with memcached
 CMcrRestoreActionTemporary action for restoring multi-content revisions
 CMcrUndoActionTemporary action for MCR undos
 CMcTestMaintenance script that makes several 'set', 'incr' and 'get' requests on every memcached server and shows a report
 CMediaHandlerBase media handler class
 CMediaHandlerFactoryClass to construct MediaHandler objects
 CMediaHandlerStateAn interface to support process-local caching of handler data associated with a given file
 CMediaTransformErrorBasic media transform error class
 CMediaTransformInvalidParametersExceptionMediaWiki exception thrown by some methods when the transform parameter array is invalid
 CMediaTransformOutputBase class for the output of MediaHandler::doTransform() and File::transform()
 CMediaWikiHelper class for the index.php entry point
 CMediaWikiShellInteractive shell with completion and global scope
 CMediaWikiSiteClass representing a MediaWiki site
 CMediaWikiVersionFetcherProvides access to MediaWiki's version without requiring MediaWiki (or anything else) being loaded first
 CMediumSpecificBagOStuffStorage medium specific cache for storing items (e.g
 CMemcachedBagOStuffBase class for memcached clients
 CMemcachedClientMemcached client class implemented using (p)fsockopen()
 CMemcachedPeclBagOStuffA wrapper class for the PECL memcached client
 CMemcachedPhpBagOStuffA wrapper class for the pure-PHP memcached client, exposing a BagOStuff interface
 CMemcLockManagerManage locks using memcached servers
 CMemoizedCallableAPCu-backed function memoization
 CMemoryFileBackendSimulation of a backend storage in memory
 CMergeableUpdateInterface that deferrable updates can implement to signal that updates can be combined
 CMergeLogFormatterThis class formats merge log entries
 CMergeMessageFileListMaintenance script that merges $wgExtensionMessagesFiles from various extensions to produce a single array containing all message files
 CMessageDeals with fetching and processing of interface message into a variety of formats
 CMessageCacheCache messages that are defined by MediaWiki-namespace pages or by hooks
 CMessageCacheUpdateMessage cache purging and in-place update handler for specific message page changes
 CMessageContentWrapper allowing us to handle a system message as a Content object
 CMessageLocalizerInterface for localizing messages in MediaWiki
 CMetadataStorageHelperHelper for storage of metadata
 CMigrateExternallinksMaintenance script that migrates externallinks data
 CMigrateFileRepoLayoutCopy all files in FileRepo to an originals container using SHA1 paths
 CMigrateLinksTableMaintenance script that populates normalization column in links tables
 CMigrateRevisionActorTempMaintenance script that merges the revision_actor_temp table into the revision table
 CMigrateRevisionCommentTempMaintenance script that merges the revision_comment_temp table into the revision table
 CMigrateUserGroupMaintenance script that re-assigns users from an old group to a new one
 CMimeAnalyzerImplements functions related to MIME types such as detection and mapping to file extension
 CMissingExtensionExceptionThrown when ExtensionRegistry cannot open the extension.json or skin.json file
 CMoveBatchMaintenance script to move a batch of pages
 CMoveFileOpMove a file from one storage path to another in the backend
 CMoveLogFormatterThis class formats move log entries
 CMSCompoundFileReaderRead the directory of a Microsoft Compound File Binary file, a.k.a
 CMultiHttpClientClass to handle multiple HTTP requests
 CMultiWriteBagOStuffA cache class that replicates all writes to multiple child caches
 CMutableContextRequest-dependent objects containers
 CMWCallableUpdateDeferrableUpdate for closure/callable
 CMWContentSerializationExceptionException representing a failure to serialize or unserialize a content object
 CMWDebugNew debugger system that outputs a toolbar on page view
 CMWDocGenMaintenance script that builds doxygen documentation
 CMWEvalMaintenance script providing an interactive console for evaluating php commands in the context of an initialized MediaWiki instance
 CMWExceptionMediaWiki exception
 CMWExceptionHandlerHandler class for MWExceptions
 CMWExceptionRendererClass to expose exceptions to the client (API bots, users, admins using CLI scripts)
 CMWFilePropsMimeMagic helper wrapper
 CMWHttpRequestThis wrapper class will call out to curl (if available) or fallback to regular PHP if necessary for handling internal HTTP requests
 CMWLBFactoryMediaWiki-specific class for generating database load balancers
 CMWOldPasswordThe old style of MediaWiki password hashing
 CMWRestrictionsA class to check request restrictions expressed as a JSON object
 CMWSaltedPasswordThe old style of MediaWiki password hashing, with a salt
 CMwSqlMaintenance script that sends SQL queries from the specified file to the database
 CMWTidyClass to interact with and configure Remex tidy
 CMWUnknownContentModelExceptionException thrown when an unregistered content model is requested
 CMysqlInstallerClass for setting up the MediaWiki database using MySQL
 CNamespaceDupesMaintenance script that checks for articles to fix after adding/deleting namespaces
 CNewUsersLogFormatterThis class formats new user log entries