ApiQueryRevisions Class Reference

A query action to enumerate revisions of a given page, or show top revisions of multiple pages. More...

Inherits ApiQueryRevisionsBase.

Collaboration diagram for ApiQueryRevisions:

Public Member Functions
	__construct (ApiQuery $query, $moduleName, RevisionStore $revisionStore, IContentHandlerFactory $contentHandlerFactory, ParserFactory $parserFactory, SlotRoleRegistry $slotRoleRegistry, NameTableStore $changeTagDefStore, ActorMigration $actorMigration, ContentRenderer $contentRenderer, ContentTransformer $contentTransformer, CommentFormatter $commentFormatter, TempUserCreator $tempUserCreator, UserFactory $userFactory)
	getAllowedParams ()
	getHelpUrls ()
	Return links to more detailed help pages about the module.
Public Member Functions inherited from ApiQueryRevisionsBase
	__construct (ApiQuery $queryModule, $moduleName, $paramPrefix='', RevisionStore $revisionStore=null, IContentHandlerFactory $contentHandlerFactory=null, ParserFactory $parserFactory=null, SlotRoleRegistry $slotRoleRegistry=null, ContentRenderer $contentRenderer=null, ContentTransformer $contentTransformer=null, CommentFormatter $commentFormatter=null, TempUserCreator $tempUserCreator=null, UserFactory $userFactory=null, UserNameUtils $userNameUtils=null)
	execute ()
	The number of uncached diffs that had to be generated for this request.
	executeGenerator ( $resultPageSet)
	The number of uncached diffs that had to be generated for this request.
	getCacheMode ( $params)
Public Member Functions inherited from ApiQueryGeneratorBase
	encodeParamName ( $paramName)
	Overrides ApiBase to prepend 'g' to every generator parameter.
	isInGeneratorMode ()
	Indicate whether the module is in generator mode.
	setGeneratorMode (ApiPageSet $generatorPageSet)
	Switch this module to generator mode.
Public Member Functions inherited from ApiQueryBase
	__construct (ApiQuery $queryModule, $moduleName, $paramPrefix='')
	requestExtraData ( $pageSet)
	Override this method to request extra fields from the pageSet using $pageSet->requestField('fieldName')
	getQuery ()
	Get the main Query module.
	getParent ()
	Get the parent of this module. Stability: stable to override Since 1.25 Returns ApiBase|null
	titlePartToKey ( $titlePart, $namespace=NS_MAIN)
	Convert an input title or title prefix into a dbkey.
	validateSha1Hash ( $hash)
	validateSha1Base36Hash ( $hash)
	userCanSeeRevDel ()
	Check whether the current user has permission to view revision-deleted fields.
Public Member Functions inherited from ApiBase
	__construct (ApiMain $mainModule, $moduleName, $modulePrefix='')
	getModuleManager ()
	Get the module manager, or null if this module has no submodules.
	getCustomPrinter ()
	If the module may only be used with a certain format module, it should override this method to return an instance of that formatter.
	shouldCheckMaxlag ()
	Indicates if this module needs maxlag to be checked.
	isReadMode ()
	Indicates whether this module requires read rights.
	isWriteMode ()
	Indicates whether this module requires write mode.
	mustBePosted ()
	Indicates whether this module must be called with a POST request.
	isDeprecated ()
	Indicates whether this module is deprecated.
	isInternal ()
	Indicates whether this module is considered to be "internal".
	needsToken ()
	Returns the token type this module requires in order to execute.
	getConditionalRequestData ( $condition)
	Returns data for HTTP conditional request mechanisms.
	getModuleName ()
	Get the name of the module being executed by this instance.
	getModulePrefix ()
	Get parameter prefix (usually two letters or an empty string).
	getMain ()
	Get the main module.
	isMain ()
	Returns true if this module is the main module ($this === $this->mMainModule), false otherwise.
	lacksSameOriginSecurity ()
	Returns true if the current request breaks the same-origin policy.
	getModulePath ()
	Get the path to this module.
	getModuleFromPath ( $path)
	Get a module from its module path.
	getResult ()
	Get the result object.
	getErrorFormatter ()
	getContinuationManager ()
	setContinuationManager (ApiContinuationManager $manager=null)
	dynamicParameterDocumentation ()
	Indicate if the module supports dynamically-determined parameters that cannot be included in self::getAllowedParams().
	extractRequestParams ( $options=[])
	Using getAllowedParams(), this function makes an array of the values provided by the user, with the key being the name of the variable, and value - validated value from user or default.
	requireOnlyOneParameter ( $params,... $required)
	Die if 0 or more than one of a certain set of parameters is set and not false.
	requireMaxOneParameter ( $params,... $required)
	Dies if more than one parameter from a certain set of parameters are set and not false.
	requireAtLeastOneParameter ( $params,... $required)
	Die if 0 of a certain set of parameters is set and not false.
	requirePostedParameters ( $params, $prefix='prefix')
	Die if any of the specified parameters were found in the query part of the URL rather than the HTTP post body contents.
	getTitleOrPageId ( $params, $load=false)
	Attempts to load a WikiPage object from a title or pageid parameter, if possible.
	getTitleFromTitleOrPageId ( $params)
	Get a Title object from a title or pageid param, if it is possible.
	handleParamNormalization ( $paramName, $value, $rawValue)
	Handle when a parameter was Unicode-normalized.
	validateToken ( $token, array $params)
	Validate the supplied token.
	getWatchlistUser ( $params)
	Gets the user for whom to get the watchlist.
	errorArrayToStatus (array $errors, Authority $performer=null)
	Turn an array of messages into a Status.
	addBlockInfoToStatus (StatusValue $status, Authority $user=null)
	Add block info to block messages in a Status.
	addWarning ( $msg, $code=null, $data=null)
	Add a warning for this module.
	addDeprecation ( $msg, $feature, $data=[])
	Add a deprecation warning for this module.
	addError ( $msg, $code=null, $data=null)
	Add an error for this module without aborting.
	addMessagesFromStatus (StatusValue $status, $types=[ 'warning', 'error'], array $filter=[])
	Add warnings and/or errors from a Status.
	dieWithError ( $msg, $code=null, $data=null, $httpCode=0)
	Abort execution with an error.
	dieWithException (Throwable $exception, array $options=[])
	Abort execution with an error derived from a throwable.
	dieBlocked (Block $block)
	Throw an ApiUsageException, which will (if uncaught) call the main module's error handler and die with an error message including block info.
	dieStatus (StatusValue $status)
	Throw an ApiUsageException based on the Status object.
	dieReadOnly ()
	Helper function for readonly errors.
	checkUserRightsAny ( $rights)
	Helper function for permission-denied errors.
	checkTitleUserPermissions (PageIdentity $pageIdentity, $actions, array $options=[])
	Helper function for permission-denied errors.
	dieWithErrorOrDebug ( $msg, $code=null, $data=null, $httpCode=null)
	Will only set a warning instead of failing if the global $wgDebugAPI is set to true.
	logFeatureUsage ( $feature)
	Write logging information for API features to a debug log, for usage analysis.
	getFinalSummary ()
	Get the final module summary.
	getFinalDescription ()
	Get the final module description, after hooks have had a chance to tweak it as needed.
	getFinalParams ( $flags=0)
	Get the final list of parameters, after hooks have had a chance to tweak it as needed.
	getFinalParamDescription ()
	Get final parameter descriptions, after hooks have had a chance to tweak it as needed.
	modifyHelp (array &$help, array $options, array &$tocData)
	Called from ApiHelp before the pieces are joined together and returned.
Public Member Functions inherited from MediaWiki\Context\ContextSource
	canUseWikiPage ()
	Check whether a WikiPage object can be get with getWikiPage().
	exportSession ()
	Export the resolved user IP, HTTP headers, user ID, and session ID.
	getActionName ()
	Get the action name for the current web request.
	getAuthority ()
	getConfig ()
	getContext ()
	Get the base IContextSource object.
	getCsrfTokenSet ()
	Get a repository to obtain and match CSRF tokens.
	getLanguage ()
	getLanguageCode ()
	getOutput ()
	getRequest ()
	getSkin ()
	getTiming ()
	getTitle ()
	getUser ()
	getWikiPage ()
	Get the WikiPage object.
	msg ( $key,... $params)
	Get a Message object with context set Parameters are the same as wfMessage()
	setContext (IContextSource $context)

Protected Member Functions
	getExamplesMessages ()
	Returns usage examples for this module.
	run (ApiPageSet $resultPageSet=null)
Protected Member Functions inherited from ApiQueryRevisionsBase
	parseParameters ( $params)
	Parse the parameters into the various instance fields.
	extractRevisionInfo (RevisionRecord $revision, $row)
	Extract information from the RevisionRecord.
Protected Member Functions inherited from ApiQueryGeneratorBase
	getHelpFlags ()
	Generates the list of flags for the help screen and for action=paraminfo.Corresponding messages: api-help-flag-deprecated, api-help-flag-internal, api-help-flag-readrights, api-help-flag-writerights, api-help-flag-mustbeposted Returns string[]
	getPageSet ()
	Get the PageSet object to work on.
	setContinueEnumParameter ( $paramName, $paramValue)
	Overridden to set the generator param if in generator mode.
Protected Member Functions inherited from ApiQueryBase
	resetQueryParams ()
	Blank the internal arrays with query parameters.
	getQueryBuilder ()
	Get the SelectQueryBuilder.
	addTables ( $tables, $alias=null)
	Add a set of tables to the internal array.
	addJoinConds ( $join_conds)
	Add a set of JOIN conditions to the internal array.
	addFields ( $value)
	Add a set of fields to select to the internal array.
	addFieldsIf ( $value, $condition)
	Same as addFields(), but add the fields only if a condition is met.
	addWhere ( $value)
	Add a set of WHERE clauses to the internal array.
	addWhereIf ( $value, $condition)
	Same as addWhere(), but add the WHERE clauses only if a condition is met.
	addWhereFld ( $field, $value)
	Equivalent to addWhere( [ $field => $value ] )
	addWhereIDsFld ( $table, $field, $ids)
	Like addWhereFld for an integer list of IDs.
	addWhereRange ( $field, $dir, $start, $end, $sort=true)
	Add a WHERE clause corresponding to a range, and an ORDER BY clause to sort in the right direction.
	addTimestampWhereRange ( $field, $dir, $start, $end, $sort=true)
	Add a WHERE clause corresponding to a range, similar to addWhereRange, but converts $start and $end to database timestamps.
	addOption ( $name, $value=null)
	Add an option such as LIMIT or USE INDEX.
	select ( $method, $extraQuery=[], array &$hookData=null)
	Execute a SELECT query based on the values in the internal arrays.
	processRow ( $row, array &$data, array &$hookData)
	Call the ApiQueryBaseProcessRow hook.
	getDB ()
	Get the Query database connection (read-only)
	addPageSubItems ( $pageId, $data)
	Add a sub-element under the page element with the given page ID.
	addPageSubItem ( $pageId, $item, $elemname=null)
	Same as addPageSubItems(), but one element of $data at a time.
	parsePrefixedTitlePart ( $titlePart, $defaultNamespace=NS_MAIN)
	Convert an input title or title prefix into a TitleValue.
	executeGenderCacheFromResultWrapper (IResultWrapper $res, $fname=__METHOD__, $fieldPrefix='page')
	Preprocess the result set to fill the GenderCache with the necessary information before using self::addTitleInfo.
Protected Member Functions inherited from ApiBase
	getWebUITokenSalt (array $params)
	Fetch the salt used in the Web UI corresponding to this module.
	getPermissionManager ()
	Obtain a PermissionManager instance that subclasses may use in their authorization checks.
	getHookContainer ()
	Get a HookContainer, for running extension hooks or for hook metadata.
	getHookRunner ()
	Get an ApiHookRunner for running core API hooks.
	getParameter ( $paramName, $parseLimit=true)
	Get a value for the given parameter.
	getParameterFromSettings ( $name, $settings, $parseLimit)
	Using the settings, determine the value for the given parameter.
	useTransactionalTimeLimit ()
	Call wfTransactionalTimeLimit() if this request was POSTed.
	filterIDs ( $fields, array $ids)
	Filter out-of-range values from a list of positive integer IDs.
	parseContinueParamOrDie (string $continue, array $types)
	Parse the 'continue' parameter in the usual format and validate the types of each part, or die with the 'badcontinue' error if the format, types, or the number of parts is wrong.
	dieContinueUsageIf ( $condition)
	Die with the 'badcontinue' error.
	getSummaryMessage ()
	Return the summary message.
	getExtendedDescription ()
	Return the extended help text message.
	getModuleSourceInfo ()
	Returns information about the source of this module, if known.

Additional Inherited Members
Static Public Member Functions inherited from ApiQueryBase
static	addTitleInfo (&$arr, $title, $prefix='')
	Add information (title and namespace) about a Title object to a result array.
Static Public Member Functions inherited from ApiBase
static	makeMessage ( $msg, IContextSource $context, array $params=null)
	Create a Message from a string or array.
static	clearCacheForTest ()
	Reset static caches of database state.
Public Attributes inherited from ApiBase
const	PARAM_RANGE_ENFORCE = 'api-param-range-enforce'
	(boolean) Inverse of IntegerDef::PARAM_IGNORE_RANGE
const	PARAM_DFLT = ParamValidator::PARAM_DEFAULT
const	PARAM_ISMULTI = ParamValidator::PARAM_ISMULTI
const	PARAM_TYPE = ParamValidator::PARAM_TYPE
const	PARAM_MAX = IntegerDef::PARAM_MAX
const	PARAM_MAX2 = IntegerDef::PARAM_MAX2
const	PARAM_MIN = IntegerDef::PARAM_MIN
const	PARAM_ALLOW_DUPLICATES = ParamValidator::PARAM_ALLOW_DUPLICATES
const	PARAM_DEPRECATED = ParamValidator::PARAM_DEPRECATED
const	PARAM_REQUIRED = ParamValidator::PARAM_REQUIRED
const	PARAM_SUBMODULE_MAP = SubmoduleDef::PARAM_SUBMODULE_MAP
const	PARAM_SUBMODULE_PARAM_PREFIX = SubmoduleDef::PARAM_SUBMODULE_PARAM_PREFIX
const	PARAM_ALL = ParamValidator::PARAM_ALL
const	PARAM_EXTRA_NAMESPACES = NamespaceDef::PARAM_EXTRA_NAMESPACES
const	PARAM_SENSITIVE = ParamValidator::PARAM_SENSITIVE
const	PARAM_DEPRECATED_VALUES = EnumDef::PARAM_DEPRECATED_VALUES
const	PARAM_ISMULTI_LIMIT1 = ParamValidator::PARAM_ISMULTI_LIMIT1
const	PARAM_ISMULTI_LIMIT2 = ParamValidator::PARAM_ISMULTI_LIMIT2
const	PARAM_MAX_BYTES = StringDef::PARAM_MAX_BYTES
const	PARAM_MAX_CHARS = StringDef::PARAM_MAX_CHARS
const	PARAM_HELP_MSG = 'api-param-help-msg'
	(string|array|Message) Specify an alternative i18n documentation message for this parameter.
const	PARAM_HELP_MSG_APPEND = 'api-param-help-msg-append'
	((string|array|Message)[]) Specify additional i18n messages to append to the normal message for this parameter.
const	PARAM_HELP_MSG_INFO = 'api-param-help-msg-info'
	(array) Specify additional information tags for the parameter.
const	PARAM_VALUE_LINKS = 'api-param-value-links'
	Deprecated and unused.
const	PARAM_HELP_MSG_PER_VALUE = 'api-param-help-msg-per-value'
	((string|array|Message)[]) When PARAM_TYPE is an array, or 'string' with PARAM_ISMULTI, this is an array mapping parameter values to help message specifiers (to be passed to ApiBase::makeMessage()) about those values.
const	PARAM_TEMPLATE_VARS = 'param-template-vars'
	(array) Indicate that this is a templated parameter, and specify replacements.
const	ALL_DEFAULT_STRING = '*'
	(string|array|Message) Specify an alternative i18n documentation message for this parameter.
const	LIMIT_BIG1 = 500
	Fast query, standard limit.
const	LIMIT_BIG2 = 5000
	Fast query, apihighlimits limit.
const	LIMIT_SML1 = 50
	Slow query, standard limit.
const	LIMIT_SML2 = 500
	Slow query, apihighlimits limit.
const	GET_VALUES_FOR_HELP = 1
	getAllowedParams() flag: When this is set, the result could take longer to generate, but should be more thorough.
Static Protected Member Functions inherited from ApiBase
static	dieDebug ( $method, $message)
	Internal code errors should be reported with this method.
Protected Attributes inherited from ApiQueryRevisionsBase
	$limit
	The number of uncached diffs that had to be generated for this request.
	$diffto
	The number of uncached diffs that had to be generated for this request.
	$difftotext
	The number of uncached diffs that had to be generated for this request.
	$difftotextpst
	The number of uncached diffs that had to be generated for this request.
	$expandTemplates
	The number of uncached diffs that had to be generated for this request.
	$generateXML
	The number of uncached diffs that had to be generated for this request.
	$section
	The number of uncached diffs that had to be generated for this request.
	$parseContent
	The number of uncached diffs that had to be generated for this request.
	$fetchContent
	The number of uncached diffs that had to be generated for this request.
	$contentFormat
	The number of uncached diffs that had to be generated for this request.
	$setParsedLimit = true
	The number of uncached diffs that had to be generated for this request.
	$slotRoles = null
	The number of uncached diffs that had to be generated for this request.
	$slotContentFormats
	The number of uncached diffs that had to be generated for this request.
	$needSlots
	The number of uncached diffs that had to be generated for this request.
	$fld_ids = false
	The number of uncached diffs that had to be generated for this request.
	$fld_flags = false
	The number of uncached diffs that had to be generated for this request.
	$fld_timestamp = false
	The number of uncached diffs that had to be generated for this request.
	$fld_size = false
	The number of uncached diffs that had to be generated for this request.
	$fld_slotsize = false
	The number of uncached diffs that had to be generated for this request.
	$fld_sha1 = false
	The number of uncached diffs that had to be generated for this request.
	$fld_slotsha1 = false
	The number of uncached diffs that had to be generated for this request.
	$fld_comment = false
	The number of uncached diffs that had to be generated for this request.
	$fld_parsedcomment = false
	The number of uncached diffs that had to be generated for this request.
	$fld_user = false
	The number of uncached diffs that had to be generated for this request.
	$fld_userid = false
	The number of uncached diffs that had to be generated for this request.
	$fld_content = false
	The number of uncached diffs that had to be generated for this request.
	$fld_tags = false
	The number of uncached diffs that had to be generated for this request.
	$fld_contentmodel = false
	The number of uncached diffs that had to be generated for this request.
	$fld_roles = false
	The number of uncached diffs that had to be generated for this request.
	$fld_parsetree = false
	The number of uncached diffs that had to be generated for this request.

Detailed Description

A query action to enumerate revisions of a given page, or show top revisions of multiple pages.

Various pieces of information may be shown - flags, comments, and the actual wiki markup of the rev. In the enumeration mode, ranges of revisions may be requested and filtered.

Definition at line 48 of file ApiQueryRevisions.php.

Constructor & Destructor Documentation

__construct()

ApiQueryRevisions::__construct	(	ApiQuery	$query,
			$moduleName,
		RevisionStore	$revisionStore,
		IContentHandlerFactory	$contentHandlerFactory,
		ParserFactory	$parserFactory,
		SlotRoleRegistry	$slotRoleRegistry,
		NameTableStore	$changeTagDefStore,
		ActorMigration	$actorMigration,
		ContentRenderer	$contentRenderer,
		ContentTransformer	$contentTransformer,
		CommentFormatter	$commentFormatter,
		TempUserCreator	$tempUserCreator,
		UserFactory	$userFactory )

Parameters

ApiQuery	$query
string	$moduleName
RevisionStore	$revisionStore
IContentHandlerFactory	$contentHandlerFactory
ParserFactory	$parserFactory
SlotRoleRegistry	$slotRoleRegistry
NameTableStore	$changeTagDefStore
ActorMigration	$actorMigration
ContentRenderer	$contentRenderer
ContentTransformer	$contentTransformer
CommentFormatter	$commentFormatter
TempUserCreator	$tempUserCreator
UserFactory	$userFactory

Definition at line 69 of file ApiQueryRevisions.php.

Member Function Documentation

getAllowedParams()

ApiQueryRevisions::getAllowedParams

(

)

Stability: stable

to override

Returns

array

Reimplemented from ApiQueryRevisionsBase.

Definition at line 453 of file ApiQueryRevisions.php.

References ApiBase\PARAM_HELP_MSG, ApiBase\PARAM_HELP_MSG_INFO, and ApiBase\PARAM_HELP_MSG_PER_VALUE.

getExamplesMessages()

ApiQueryRevisions::getExamplesMessages ( )

protected

Returns usage examples for this module.

Return value has query strings as keys, with values being either strings (message key), arrays (message key + parameter), or Message objects.

Do not call this base class implementation when overriding this method.

Since

1.25

Stability: stable

to override

Returns

array

Reimplemented from ApiBase.

Definition at line 507 of file ApiQueryRevisions.php.

getHelpUrls()

ApiQueryRevisions::getHelpUrls

(

)

Return links to more detailed help pages about the module.

Since

1.25, returning boolean false is deprecated

Stability: stable

to override

Returns

string|array

Reimplemented from ApiBase.

Definition at line 533 of file ApiQueryRevisions.php.

run()

ApiQueryRevisions::run ( ApiPageSet $resultPageSet = null )

protected

Parameters

ApiPageSet | null

$resultPageSet

Returns

void

Reimplemented from ApiQueryRevisionsBase.

Definition at line 103 of file ApiQueryRevisions.php.

References $params, ApiQueryBase\addFields(), ApiQueryBase\addJoinConds(), ApiQueryBase\addOption(), ApiQueryBase\addPageSubItem(), ApiQueryBase\addTables(), ApiQueryBase\addTimestampWhereRange(), ApiQueryBase\addWhere(), ApiQueryBase\addWhereFld(), ApiBase\dieDebug(), ApiBase\dieStatus(), ApiBase\dieWithError(), ApiQueryGeneratorBase\encodeParamName(), ApiBase\extractRequestParams(), ApiQueryRevisionsBase\extractRevisionInfo(), getAuthority(), ApiQueryBase\getDB(), ApiBase\getModulePrefix(), ApiQueryGeneratorBase\getPageSet(), ApiBase\getParameter(), ApiQueryBase\getQueryBuilder(), ChangeTags\makeTagSummarySubquery(), ApiBase\parseContinueParamOrDie(), ApiQueryRevisionsBase\parseParameters(), ApiQueryBase\processRow(), ApiBase\requireMaxOneParameter(), ApiQueryBase\select(), ApiQueryGeneratorBase\setContinueEnumParameter(), and wfEscapeWikiText().

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The documentation for this class was generated from the following file:

• includes/api/ApiQueryRevisions.php