mirror of
https://github.com/classilla/tenfourfox.git
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274 lines
7.1 KiB
C
274 lines
7.1 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_ServiceWorkerRegistration_h
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#define mozilla_dom_ServiceWorkerRegistration_h
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/dom/ServiceWorkerBinding.h"
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#include "mozilla/dom/ServiceWorkerCommon.h"
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#include "mozilla/dom/workers/bindings/WorkerFeature.h"
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// Support for Notification API extension.
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#include "mozilla/dom/NotificationBinding.h"
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class nsPIDOMWindow;
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namespace mozilla {
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namespace dom {
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class Promise;
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class PushManager;
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class WorkerPushManager;
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class WorkerListener;
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namespace workers {
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class ServiceWorker;
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class WorkerPrivate;
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} // namespace workers
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bool
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ServiceWorkerRegistrationVisible(JSContext* aCx, JSObject* aObj);
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bool
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ServiceWorkerNotificationAPIVisible(JSContext* aCx, JSObject* aObj);
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// This class exists solely so that we can satisfy some WebIDL Func= attribute
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// constraints. Func= converts the function name to a header file to include, in
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// this case "ServiceWorkerRegistration.h".
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class ServiceWorkerRegistration final
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{
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public:
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// Something that we can feed into the Func webidl property to ensure that
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// SetScope is never exposed to the user.
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static bool
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WebPushMethodHider(JSContext* unusedContext, JSObject* unusedObject) {
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return false;
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}
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};
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// Used by ServiceWorkerManager to notify ServiceWorkerRegistrations of
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// updatefound event and invalidating ServiceWorker instances.
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class ServiceWorkerRegistrationListener
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{
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public:
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NS_IMETHOD_(MozExternalRefCountType) AddRef() = 0;
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NS_IMETHOD_(MozExternalRefCountType) Release() = 0;
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virtual void
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UpdateFound() = 0;
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virtual void
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InvalidateWorkers(WhichServiceWorker aWhichOnes) = 0;
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virtual void
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RegistrationRemoved() = 0;
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virtual void
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GetScope(nsAString& aScope) const = 0;
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};
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class ServiceWorkerRegistrationBase : public DOMEventTargetHelper
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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IMPL_EVENT_HANDLER(updatefound)
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ServiceWorkerRegistrationBase(nsPIDOMWindow* aWindow,
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const nsAString& aScope);
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JSObject*
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WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override = 0;
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virtual already_AddRefed<workers::ServiceWorker>
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GetInstalling() = 0;
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virtual already_AddRefed<workers::ServiceWorker>
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GetWaiting() = 0;
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virtual already_AddRefed<workers::ServiceWorker>
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GetActive() = 0;
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protected:
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virtual ~ServiceWorkerRegistrationBase()
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{ }
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const nsString mScope;
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};
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class ServiceWorkerRegistrationMainThread final : public ServiceWorkerRegistrationBase,
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public ServiceWorkerRegistrationListener
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ServiceWorkerRegistrationMainThread,
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ServiceWorkerRegistrationBase)
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already_AddRefed<Promise>
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Update(ErrorResult& aRv);
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already_AddRefed<Promise>
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Unregister(ErrorResult& aRv);
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JSObject*
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WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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// Partial interface from Notification API.
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already_AddRefed<Promise>
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ShowNotification(JSContext* aCx,
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const nsAString& aTitle,
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const NotificationOptions& aOptions,
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ErrorResult& aRv);
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already_AddRefed<Promise>
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GetNotifications(const GetNotificationOptions& aOptions, ErrorResult& aRv);
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already_AddRefed<workers::ServiceWorker>
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GetInstalling() override;
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already_AddRefed<workers::ServiceWorker>
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GetWaiting() override;
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already_AddRefed<workers::ServiceWorker>
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GetActive() override;
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already_AddRefed<PushManager>
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GetPushManager(ErrorResult& aRv);
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// DOMEventTargethelper
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void DisconnectFromOwner() override
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{
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StopListeningForEvents();
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ServiceWorkerRegistrationBase::DisconnectFromOwner();
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}
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// ServiceWorkerRegistrationListener
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void
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UpdateFound() override;
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void
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InvalidateWorkers(WhichServiceWorker aWhichOnes) override;
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void
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RegistrationRemoved() override;
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void
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GetScope(nsAString& aScope) const override
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{
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aScope = mScope;
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}
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private:
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friend nsPIDOMWindow;
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ServiceWorkerRegistrationMainThread(nsPIDOMWindow* aWindow,
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const nsAString& aScope);
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~ServiceWorkerRegistrationMainThread();
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already_AddRefed<workers::ServiceWorker>
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GetWorkerReference(WhichServiceWorker aWhichOne);
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void
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StartListeningForEvents();
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void
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StopListeningForEvents();
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bool mListeningForEvents;
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// The following properties are cached here to ensure JS equality is satisfied
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// instead of acquiring a new worker instance from the ServiceWorkerManager
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// for every access. A null value is considered a cache miss.
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// These three may change to a new worker at any time.
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RefPtr<workers::ServiceWorker> mInstallingWorker;
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RefPtr<workers::ServiceWorker> mWaitingWorker;
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RefPtr<workers::ServiceWorker> mActiveWorker;
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#ifndef MOZ_SIMPLEPUSH
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RefPtr<PushManager> mPushManager;
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#endif
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};
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class ServiceWorkerRegistrationWorkerThread final : public ServiceWorkerRegistrationBase
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, public workers::WorkerFeature
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ServiceWorkerRegistrationWorkerThread,
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ServiceWorkerRegistrationBase)
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ServiceWorkerRegistrationWorkerThread(workers::WorkerPrivate* aWorkerPrivate,
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const nsAString& aScope);
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already_AddRefed<Promise>
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Update(ErrorResult& aRv);
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already_AddRefed<Promise>
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Unregister(ErrorResult& aRv);
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JSObject*
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WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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// Partial interface from Notification API.
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already_AddRefed<Promise>
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ShowNotification(JSContext* aCx,
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const nsAString& aTitle,
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const NotificationOptions& aOptions,
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ErrorResult& aRv);
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already_AddRefed<Promise>
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GetNotifications(const GetNotificationOptions& aOptions, ErrorResult& aRv);
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already_AddRefed<workers::ServiceWorker>
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GetInstalling() override;
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already_AddRefed<workers::ServiceWorker>
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GetWaiting() override;
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already_AddRefed<workers::ServiceWorker>
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GetActive() override;
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void
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GetScope(nsAString& aScope) const
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{
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aScope = mScope;
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}
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bool
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Notify(JSContext* aCx, workers::Status aStatus) override;
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already_AddRefed<WorkerPushManager>
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GetPushManager(ErrorResult& aRv);
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private:
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enum Reason
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{
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RegistrationIsGoingAway = 0,
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WorkerIsGoingAway,
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};
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~ServiceWorkerRegistrationWorkerThread();
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void
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InitListener();
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void
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ReleaseListener(Reason aReason);
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workers::WorkerPrivate* mWorkerPrivate;
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RefPtr<WorkerListener> mListener;
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#ifndef MOZ_SIMPLEPUSH
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RefPtr<WorkerPushManager> mPushManager;
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#endif
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};
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} // namespace dom
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} // namespace mozilla
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#endif /* mozilla_dom_ServiceWorkerRegistration_h */
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