ApiPlatform\Symfony\EventListener\AddLinkHeaderListener

Adds the HTTP Link header pointing to the Mercure hub for resources having their updates dispatched.

class ApiPlatform\Symfony\EventListener\AddLinkHeaderListener
{
    public __construct(Symfony\Component\Mercure\Discovery $discovery, null|ApiPlatform\Metadata\Resource\Factory\ResourceMetadataCollectionFactoryInterface $resourceMetadataCollectionFactory, Symfony\Component\WebLink\HttpHeaderSerializer $serializer)
    public onKernelResponse(Symfony\Component\HttpKernel\Event\ResponseEvent $event): null
    public isPreflightRequest(Symfony\Component\HttpFoundation\Request $request): bool
}

Methods

__construct

public __construct(Symfony\Component\Mercure\Discovery $discovery, null|ApiPlatform\Metadata\Resource\Factory\ResourceMetadataCollectionFactoryInterface $resourceMetadataCollectionFactory, Symfony\Component\WebLink\HttpHeaderSerializer $serializer)

Parameters

discovery	Symfony\Component\Mercure\Discovery
resourceMetadataCollectionFactory	`ApiPlatform\Metadata\Resource\Factory\ResourceMetadataCollectionFactoryInterface`
serializer	Symfony\Component\WebLink\HttpHeaderSerializer

onKernelResponse

Sends the Mercure header on each response.

public onKernelResponse(Symfony\Component\HttpKernel\Event\ResponseEvent $event): null

Parameters

event

Symfony\Component\HttpKernel\Event\ResponseEvent

Returns

null

isPreflightRequest

public isPreflightRequest(Symfony\Component\HttpFoundation\Request $request): bool

Parameters

request

Symfony\Component\HttpFoundation\Request

Returns

bool