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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ServiceWorkerRegistration_h
#define ServiceWorkerRegistration_h
#include "bindings/core/v8/ActiveScriptWrappable.h"
#include "bindings/core/v8/ScriptPromiseResolver.h"
#include "core/dom/ContextLifecycleObserver.h"
#include "core/events/EventTarget.h"
#include "modules/serviceworkers/NavigationPreloadManager.h"
#include "modules/serviceworkers/ServiceWorker.h"
#include "modules/serviceworkers/ServiceWorkerRegistration.h"
#include "platform/Supplementable.h"
#include "public/platform/modules/serviceworker/WebServiceWorkerRegistration.h"
#include "public/platform/modules/serviceworker/WebServiceWorkerRegistrationProxy.h"
#include "wtf/Forward.h"
#include <memory>
namespace blink {
class ScriptPromise;
class ScriptState;
// The implementation of a service worker registration object in Blink. Actual
// registration representation is in the embedder and this class accesses it
// via WebServiceWorkerRegistration::Handle object.
class ServiceWorkerRegistration final
: public EventTargetWithInlineData,
public ActiveScriptWrappable<ServiceWorkerRegistration>,
public ContextLifecycleObserver,
public WebServiceWorkerRegistrationProxy,
public Supplementable<ServiceWorkerRegistration> {
DEFINE_WRAPPERTYPEINFO();
USING_GARBAGE_COLLECTED_MIXIN(ServiceWorkerRegistration);
USING_PRE_FINALIZER(ServiceWorkerRegistration, dispose);
public:
// Called from CallbackPromiseAdapter.
using WebType = std::unique_ptr<WebServiceWorkerRegistration::Handle>;
static ServiceWorkerRegistration* take(
ScriptPromiseResolver*,
std::unique_ptr<WebServiceWorkerRegistration::Handle>);
// ScriptWrappable overrides.
bool hasPendingActivity() const final;
// EventTarget overrides.
const AtomicString& interfaceName() const override;
ExecutionContext* getExecutionContext() const override {
return ContextLifecycleObserver::getExecutionContext();
}
// WebServiceWorkerRegistrationProxy overrides.
void dispatchUpdateFoundEvent() override;
void setInstalling(std::unique_ptr<WebServiceWorker::Handle>) override;
void setWaiting(std::unique_ptr<WebServiceWorker::Handle>) override;
void setActive(std::unique_ptr<WebServiceWorker::Handle>) override;
// Returns an existing registration object for the handle if it exists.
// Otherwise, returns a new registration object.
static ServiceWorkerRegistration* getOrCreate(
ExecutionContext*,
std::unique_ptr<WebServiceWorkerRegistration::Handle>);
ServiceWorker* installing() { return m_installing; }
ServiceWorker* waiting() { return m_waiting; }
ServiceWorker* active() { return m_active; }
NavigationPreloadManager* navigationPreload();
String scope() const;
WebServiceWorkerRegistration* webRegistration() {
return m_handle->registration();
}
ScriptPromise update(ScriptState*);
ScriptPromise unregister(ScriptState*);
DEFINE_ATTRIBUTE_EVENT_LISTENER(updatefound);
~ServiceWorkerRegistration() override;
DECLARE_VIRTUAL_TRACE();
private:
ServiceWorkerRegistration(
ExecutionContext*,
std::unique_ptr<WebServiceWorkerRegistration::Handle>);
void dispose();
// ContextLifecycleObserver overrides.
void contextDestroyed(ExecutionContext*) override;
// A handle to the registration representation in the embedder.
std::unique_ptr<WebServiceWorkerRegistration::Handle> m_handle;
Member<ServiceWorker> m_installing;
Member<ServiceWorker> m_waiting;
Member<ServiceWorker> m_active;
Member<NavigationPreloadManager> m_navigationPreload;
bool m_stopped;
};
class ServiceWorkerRegistrationArray {
STATIC_ONLY(ServiceWorkerRegistrationArray);
public:
// Called from CallbackPromiseAdapter.
using WebType = std::unique_ptr<
WebVector<std::unique_ptr<WebServiceWorkerRegistration::Handle>>>;
static HeapVector<Member<ServiceWorkerRegistration>> take(
ScriptPromiseResolver* resolver,
WebType webServiceWorkerRegistrations) {
HeapVector<Member<ServiceWorkerRegistration>> registrations;
for (auto& registration : *webServiceWorkerRegistrations) {
registrations.push_back(
ServiceWorkerRegistration::take(resolver, std::move(registration)));
}
return registrations;
}
};
} // namespace blink
#endif // ServiceWorkerRegistration_h
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