TYPO3\CMS\Extbase\SignalSlot\Dispatcher Class Reference

Inheritance diagram for TYPO3\CMS\Extbase\SignalSlot\Dispatcher:

Public Member Functions
	initializeObject ()
	connect ($signalClassName, $signalName, $slotClassNameOrObject, $slotMethodName='', $passSignalInformation=true)
	dispatch ($signalClassName, $signalName, array $signalArguments=[])
	getSlots ($signalClassName, $signalName)

Protected Attributes
	$isInitialized = false
	$objectManager
	$slots = []

Detailed Description

A dispatcher which dispatches signals by calling its registered slot methods and passing them the method arguments which were originally passed to the signal method.

Definition at line 24 of file Dispatcher.php.

Member Function Documentation

connect()

TYPO3\CMS\Extbase\SignalSlot\Dispatcher::connect	(		$signalClassName,
			$signalName,
			$slotClassNameOrObject,
			$slotMethodName = '',
			$passSignalInformation = true
	)

Connects a signal with a slot. One slot can be connected with multiple signals by calling this method multiple times.

Parameters

string	$signalClassName	Name of the class containing the signal
string	$signalName	Name of the signal
mixed	$slotClassNameOrObject	Name of the class containing the slot or the instantiated class or a Closure object
string	$slotMethodName	Name of the method to be used as a slot. If $slotClassNameOrObject is a Closure object, this parameter is ignored
bool	$passSignalInformation	If set to TRUE, the last argument passed to the slot will be information about the signal (EmitterClassName::signalName)

Exceptions

Definition at line 76 of file Dispatcher.php.

dispatch()

TYPO3\CMS\Extbase\SignalSlot\Dispatcher::dispatch	(		$signalClassName,
			$signalName,
		array	$signalArguments = []
	)

Dispatches a signal by calling the registered Slot methods

Parameters

string	$signalClassName	Name of the class containing the signal
string	$signalName	Name of the signal
array	$signalArguments	arguments passed to the signal method

Returns

mixed

Exceptions

Exception

Definition at line 114 of file Dispatcher.php.

References TYPO3\CMS\Extbase\SignalSlot\Dispatcher\initializeObject().

getSlots()

TYPO3\CMS\Extbase\SignalSlot\Dispatcher::getSlots	(		$signalClassName,
			$signalName
	)

Returns all slots which are connected with the given signal

Parameters

string	$signalClassName	Name of the class containing the signal
string	$signalName	Name of the signal

Returns

array An array of arrays with slot information

Definition at line 168 of file Dispatcher.php.

initializeObject()

TYPO3\CMS\Extbase\SignalSlot\Dispatcher::initializeObject

(

)

Initializes this object.

This methods needs to be used as alternative to inject aspects. Since this dispatches is used very early when the ObjectManager is not fully initialized (especially concerning caching framework), this is the only way.

Returns

void

Definition at line 55 of file Dispatcher.php.

References TYPO3\CMS\Core\Utility\GeneralUtility\makeInstance().

Referenced by TYPO3\CMS\Extbase\SignalSlot\Dispatcher\dispatch().

Member Data Documentation

$isInitialized

TYPO3\CMS\Extbase\SignalSlot\Dispatcher::$isInitialized = false

protected

Definition at line 29 of file Dispatcher.php.

$objectManager

TYPO3\CMS\Extbase\SignalSlot\Dispatcher::$objectManager

protected

Definition at line 34 of file Dispatcher.php.

$slots

TYPO3\CMS\Extbase\SignalSlot\Dispatcher::$slots = []

protected

Definition at line 43 of file Dispatcher.php.