gecko-dev/dom/serviceworkers/ServiceWorkerImpl.cpp

79 строки
2.6 KiB
C++

/* -*- 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 "ServiceWorkerImpl.h"
#include "ServiceWorkerInfo.h"
#include "ServiceWorkerRegistrationInfo.h"
namespace mozilla {
namespace dom {
ServiceWorkerImpl::~ServiceWorkerImpl() { MOZ_DIAGNOSTIC_ASSERT(!mOuter); }
void ServiceWorkerImpl::AddServiceWorker(ServiceWorker* aWorker) {
MOZ_DIAGNOSTIC_ASSERT(!mOuter);
MOZ_DIAGNOSTIC_ASSERT(aWorker);
mOuter = aWorker;
}
void ServiceWorkerImpl::RemoveServiceWorker(ServiceWorker* aWorker) {
MOZ_DIAGNOSTIC_ASSERT(mOuter);
MOZ_DIAGNOSTIC_ASSERT(mOuter == aWorker);
mOuter = nullptr;
}
void ServiceWorkerImpl::GetRegistration(
ServiceWorkerRegistrationCallback&& aSuccessCB,
ServiceWorkerFailureCallback&& aFailureCB) {
// While we could immediate call success with our registration descriptor
// we instead queue a runnable to do this. This ensures that
// GetRegistration() is always async to match how the IPC implementation will
// work. It also ensure that if any events are triggered from providing the
// registration that they are fired from a runnable on the correct global's
// event target.
if (!mOuter) {
aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
return;
}
nsIGlobalObject* global = mOuter->GetParentObject();
if (!global) {
aFailureCB(CopyableErrorResult(NS_ERROR_DOM_INVALID_STATE_ERR));
return;
}
nsCOMPtr<nsIRunnable> r = NS_NewRunnableFunction(
"ServiceWorkerImpl::GetRegistration",
[reg = mReg, successCB = std::move(aSuccessCB)]() mutable {
successCB(reg->Descriptor());
});
nsresult rv = global->EventTargetFor(TaskCategory::Other)
->Dispatch(r.forget(), NS_DISPATCH_NORMAL);
if (NS_FAILED(rv)) {
aFailureCB(CopyableErrorResult(rv));
return;
}
}
void ServiceWorkerImpl::PostMessage(RefPtr<ServiceWorkerCloneData>&& aData,
const ClientInfo& aClientInfo,
const ClientState& aClientState) {
mInfo->PostMessage(std::move(aData), aClientInfo, aClientState);
}
ServiceWorkerImpl::ServiceWorkerImpl(ServiceWorkerInfo* aInfo,
ServiceWorkerRegistrationInfo* aReg)
: mInfo(aInfo), mReg(aReg), mOuter(nullptr) {
MOZ_DIAGNOSTIC_ASSERT(mInfo);
MOZ_DIAGNOSTIC_ASSERT(mReg);
}
} // namespace dom
} // namespace mozilla