1 files changed, 170 insertions, 0 deletions
diff --git a/dom/serviceworkers/RemoteServiceWorkerRegistrationImpl.cpp b/dom/serviceworkers/RemoteServiceWorkerRegistrationImpl.cpp
new file mode 100644
index 0000000000..399ca87519
--- /dev/null
+++ b/dom/serviceworkers/RemoteServiceWorkerRegistrationImpl.cpp
@@ -0,0 +1,170 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "RemoteServiceWorkerRegistrationImpl.h"
+
+#include "ServiceWorkerRegistrationChild.h"
+#include "mozilla/ipc/PBackgroundChild.h"
+#include "mozilla/ipc/BackgroundChild.h"
+
+namespace mozilla {
+namespace dom {
+
+using mozilla::ipc::IPCResult;
+using mozilla::ipc::ResponseRejectReason;
+
+RemoteServiceWorkerRegistrationImpl::~RemoteServiceWorkerRegistrationImpl() {
+  MOZ_DIAGNOSTIC_ASSERT(!mOuter);
+  Shutdown();
+}
+
+void RemoteServiceWorkerRegistrationImpl::Shutdown() {
+  if (mShutdown) {
+    return;
+  }
+  mShutdown = true;
+
+  if (mActor) {
+    mActor->RevokeOwner(this);
+    mActor->MaybeStartTeardown();
+    mActor = nullptr;
+  }
+}
+
+void RemoteServiceWorkerRegistrationImpl::SetServiceWorkerRegistration(
+    ServiceWorkerRegistration* aReg) {
+  NS_ASSERT_OWNINGTHREAD(RemoteServiceWorkerRegistrationImpl);
+  MOZ_DIAGNOSTIC_ASSERT(!mOuter);
+  MOZ_DIAGNOSTIC_ASSERT(aReg);
+  mOuter = aReg;
+}
+
+void RemoteServiceWorkerRegistrationImpl::ClearServiceWorkerRegistration(
+    ServiceWorkerRegistration* aReg) {
+  NS_ASSERT_OWNINGTHREAD(RemoteServiceWorkerRegistrationImpl);
+  MOZ_DIAGNOSTIC_ASSERT(mOuter);
+  MOZ_DIAGNOSTIC_ASSERT(aReg == mOuter);
+  mOuter = nullptr;
+}
+
+void RemoteServiceWorkerRegistrationImpl::Update(
+    const nsCString& aNewestWorkerScriptUrl,
+    ServiceWorkerRegistrationCallback&& aSuccessCB,
+    ServiceWorkerFailureCallback&& aFailureCB) {
+  if (!mActor) {
+    aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
+    return;
+  }
+
+  mActor->SendUpdate(
+      aNewestWorkerScriptUrl,
+      [successCB = std::move(aSuccessCB), aFailureCB](
+          const IPCServiceWorkerRegistrationDescriptorOrCopyableErrorResult&
+              aResult) {
+        if (aResult.type() ==
+            IPCServiceWorkerRegistrationDescriptorOrCopyableErrorResult::
+                TCopyableErrorResult) {
+          // application layer error
+          auto& rv = aResult.get_CopyableErrorResult();
+          MOZ_DIAGNOSTIC_ASSERT(rv.Failed());
+          aFailureCB(CopyableErrorResult(rv));
+          return;
+        }
+        // success
+        auto& ipcDesc = aResult.get_IPCServiceWorkerRegistrationDescriptor();
+        successCB(ServiceWorkerRegistrationDescriptor(ipcDesc));
+      },
+      [aFailureCB](ResponseRejectReason&& aReason) {
+        // IPC layer error
+        aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
+      });
+}
+
+void RemoteServiceWorkerRegistrationImpl::Unregister(
+    ServiceWorkerBoolCallback&& aSuccessCB,
+    ServiceWorkerFailureCallback&& aFailureCB) {
+  if (!mActor) {
+    aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
+    return;
+  }
+
+  mActor->SendUnregister(
+      [successCB = std::move(aSuccessCB),
+       aFailureCB](Tuple<bool, CopyableErrorResult>&& aResult) {
+        if (Get<1>(aResult).Failed()) {
+          // application layer error
+          aFailureCB(std::move(Get<1>(aResult)));
+          return;
+        }
+        // success
+        successCB(Get<0>(aResult));
+      },
+      [aFailureCB](ResponseRejectReason&& aReason) {
+        // IPC layer error
+        aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
+      });
+}
+
+RemoteServiceWorkerRegistrationImpl::RemoteServiceWorkerRegistrationImpl(
+    const ServiceWorkerRegistrationDescriptor& aDescriptor)
+    : mOuter(nullptr), mShutdown(false) {
+  ::mozilla::ipc::PBackgroundChild* parentActor =
+      ::mozilla::ipc::BackgroundChild::GetOrCreateForCurrentThread();
+  if (NS_WARN_IF(!parentActor)) {
+    Shutdown();
+    return;
+  }
+
+  auto actor = ServiceWorkerRegistrationChild::Create();
+  if (NS_WARN_IF(!actor)) {
+    Shutdown();
+    return;
+  }
+
+  PServiceWorkerRegistrationChild* sentActor =
+      parentActor->SendPServiceWorkerRegistrationConstructor(
+          actor, aDescriptor.ToIPC());
+  if (NS_WARN_IF(!sentActor)) {
+    Shutdown();
+    return;
+  }
+  MOZ_DIAGNOSTIC_ASSERT(sentActor == actor);
+
+  mActor = std::move(actor);
+  mActor->SetOwner(this);
+}
+
+void RemoteServiceWorkerRegistrationImpl::RevokeActor(
+    ServiceWorkerRegistrationChild* aActor) {
+  MOZ_DIAGNOSTIC_ASSERT(mActor);
+  MOZ_DIAGNOSTIC_ASSERT(mActor == aActor);
+  mActor->RevokeOwner(this);
+  mActor = nullptr;
+
+  mShutdown = true;
+
+  if (mOuter) {
+    RefPtr<ServiceWorkerRegistration> outer = mOuter;
+    outer->RegistrationCleared();
+  }
+}
+
+void RemoteServiceWorkerRegistrationImpl::UpdateState(
+    const ServiceWorkerRegistrationDescriptor& aDescriptor) {
+  if (mOuter) {
+    RefPtr<ServiceWorkerRegistration> outer = mOuter;
+    outer->UpdateState(aDescriptor);
+  }
+}
+
+void RemoteServiceWorkerRegistrationImpl::FireUpdateFound() {
+  if (mOuter) {
+    mOuter->MaybeDispatchUpdateFoundRunnable();
+  }
+}
+
+}  // namespace dom
+}  // namespace mozilla