Documentation

SubscriptionBase extends EventDispatcher
in package

The EventDispatcherInterface is the central point of Symfony's event listener system.

Listeners are registered on the manager and events are dispatched through the manager.

Table of Contents

Constants

EVENT_NOTIFICATION  = 'notification'
EVENT_REMOVE_ERROR  = 'removeError'
EVENT_REMOVE_SUCCESS  = 'removeSuccess'
EVENT_RENEW_ERROR  = 'renewError'
EVENT_RENEW_SUCCESS  = 'renewSuccess'
EVENT_SUBSCRIBE_ERROR  = 'subscribeError'
EVENT_SUBSCRIBE_SUCCESS  = 'subscribeSuccess'
EVENT_TIMEOUT  = 'timeout'

Properties

$_eventFilters  : array<string|int, string>
$_platform  : Platform
$_subscription  : array<string|int, mixed>
$listeners  : mixed
$optimized  : mixed
$sorted  : mixed

Methods

__construct()  : mixed
addEvents()  : $this
addListener()  : mixed
Adds an event listener that listens on the specified events.
addSubscriber()  : mixed
Adds an event subscriber.
dispatch()  : object
Dispatches an event to all registered listeners.
getListenerPriority()  : int|null
Gets the listener priority for a specific event.
getListeners()  : array<string|int, mixed>
Gets the listeners of a specific event or all listeners sorted by descending priority.
hasListeners()  : bool
Checks whether an event has any registered listeners.
removeListener()  : mixed
Removes an event listener from the specified events.
removeSubscriber()  : mixed
setEvents()  : $this
setSubscription()  : $this
subscription()  : array<string|int, mixed>
callListeners()  : mixed
Triggers the listeners of an event.
doDispatch()  : mixed
getFullEventFilters()  : array<string|int, mixed>
optimizeListeners()  : array<string|int, mixed>
Optimizes the internal list of listeners for the given event by priority.
sortListeners()  : mixed
Sorts the internal list of listeners for the given event by priority.

Constants

EVENT_REMOVE_SUCCESS

public mixed EVENT_REMOVE_SUCCESS = 'removeSuccess'

EVENT_SUBSCRIBE_ERROR

public mixed EVENT_SUBSCRIBE_ERROR = 'subscribeError'

EVENT_SUBSCRIBE_SUCCESS

public mixed EVENT_SUBSCRIBE_SUCCESS = 'subscribeSuccess'

Properties

$_subscription

protected array<string|int, mixed> $_subscription = [ 'eventFilters' => [], 'expirationTime' => '', // 2014-03-12T19:54:35.613Z 'expiresIn' => 0, 'deliveryMode' => ['transportType' => 'PubNub', 'encryption' => false, 'address' => '', 'subscriberKey' => '', 'secretKey' => ''], 'id' => '', 'creationTime' => '', // 2014-03-12T19:54:35.613Z 'status' => '', // Active 'uri' => '', ]

Methods

addEvents()

public addEvents(array<string|int, mixed> $events) : $this
Parameters
$events : array<string|int, mixed>
Return values
$this

addListener()

Adds an event listener that listens on the specified events.

public addListener(mixed $eventName, mixed $listener[, mixed $priority = 0 ]) : mixed
Parameters
$eventName : mixed

The event to listen on

$listener : mixed

The listener

$priority : mixed = 0

The higher this value, the earlier an event listener will be triggered in the chain (defaults to 0)

dispatch()

Dispatches an event to all registered listeners.

public dispatch(mixed $event) : object
Parameters
$event : mixed

The event to pass to the event handlers/listeners

Return values
object —

The passed $event MUST be returned

getListenerPriority()

Gets the listener priority for a specific event.

public getListenerPriority(mixed $eventName, mixed $listener) : int|null
Parameters
$eventName : mixed

The name of the event

$listener : mixed

The listener

Return values
int|null —

The event listener priority

getListeners()

Gets the listeners of a specific event or all listeners sorted by descending priority.

public getListeners([mixed $eventName = null ]) : array<string|int, mixed>
Parameters
$eventName : mixed = null

The name of the event

Return values
array<string|int, mixed> —

The event listeners for the specified event, or all event listeners by event name

hasListeners()

Checks whether an event has any registered listeners.

public hasListeners([mixed $eventName = null ]) : bool
Parameters
$eventName : mixed = null

The name of the event

Return values
bool —

true if the specified event has any listeners, false otherwise

removeListener()

Removes an event listener from the specified events.

public removeListener(mixed $eventName, mixed $listener) : mixed
Parameters
$eventName : mixed

The event to remove a listener from

$listener : mixed

The listener to remove

setEvents()

public setEvents(array<string|int, mixed> $events) : $this
Parameters
$events : array<string|int, mixed>
Return values
$this

setSubscription()

public setSubscription(array<string|int, mixed> $subscription) : $this
Parameters
$subscription : array<string|int, mixed>
Return values
$this

subscription()

public subscription() : array<string|int, mixed>
Return values
array<string|int, mixed>

callListeners()

Triggers the listeners of an event.

protected callListeners(array<string|int, callable> $listeners, string $eventName, object $event) : mixed

This method can be overridden to add functionality that is executed for each listener.

Parameters
$listeners : array<string|int, callable>

The event listeners

$eventName : string

The name of the event to dispatch

$event : object

The event object to pass to the event handlers/listeners

doDispatch()

protected doDispatch(mixed $listeners, mixed $eventName, Event $event) : mixed

since Symfony 4.3, use callListeners() instead

Parameters
$listeners : mixed
$eventName : mixed
$event : Event

getFullEventFilters()

protected getFullEventFilters() : array<string|int, mixed>
Return values
array<string|int, mixed>

optimizeListeners()

Optimizes the internal list of listeners for the given event by priority.

private optimizeListeners(string $eventName) : array<string|int, mixed>
Parameters
$eventName : string
Return values
array<string|int, mixed>

sortListeners()

Sorts the internal list of listeners for the given event by priority.

private sortListeners(string $eventName) : mixed
Parameters
$eventName : string 

        

        
    




    

    

                                

                

                                
    

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