diff options
Diffstat (limited to 'dom/clients/api/Client.cpp')
| -rw-r--r-- | dom/clients/api/Client.cpp | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/dom/clients/api/Client.cpp b/dom/clients/api/Client.cpp new file mode 100644 index 0000000000..1b0b4a2a59 --- /dev/null +++ b/dom/clients/api/Client.cpp @@ -0,0 +1,206 @@ +/* -*- 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 "Client.h" + +#include "ClientDOMUtil.h" +#include "mozilla/dom/ClientHandle.h" +#include "mozilla/dom/ClientIPCTypes.h" +#include "mozilla/dom/ClientManager.h" +#include "mozilla/dom/ClientState.h" +#include "mozilla/dom/DOMMozPromiseRequestHolder.h" +#include "mozilla/dom/MessagePortBinding.h" +#include "mozilla/dom/Promise.h" +#include "mozilla/dom/WorkerScope.h" +#include "nsIDUtils.h" +#include "nsIGlobalObject.h" + +namespace mozilla::dom { + +using mozilla::dom::ipc::StructuredCloneData; + +NS_IMPL_CYCLE_COLLECTING_ADDREF(mozilla::dom::Client); +NS_IMPL_CYCLE_COLLECTING_RELEASE(mozilla::dom::Client); +NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(mozilla::dom::Client, mGlobal); + +NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(mozilla::dom::Client) + NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY + NS_INTERFACE_MAP_ENTRY(nsISupports) +NS_INTERFACE_MAP_END + +void Client::EnsureHandle() { + NS_ASSERT_OWNINGTHREAD(mozilla::dom::Client); + if (!mHandle) { + mHandle = ClientManager::CreateHandle( + ClientInfo(mData->info()), + mGlobal->EventTargetFor(TaskCategory::Other)); + } +} + +Client::Client(nsIGlobalObject* aGlobal, const ClientInfoAndState& aData) + : mGlobal(aGlobal), mData(MakeUnique<ClientInfoAndState>(aData)) { + MOZ_DIAGNOSTIC_ASSERT(mGlobal); +} + +TimeStamp Client::CreationTime() const { return mData->info().creationTime(); } + +TimeStamp Client::LastFocusTime() const { + if (mData->info().type() != ClientType::Window) { + return TimeStamp(); + } + return mData->state().get_IPCClientWindowState().lastFocusTime(); +} + +StorageAccess Client::GetStorageAccess() const { + ClientState state(ClientState::FromIPC(mData->state())); + return state.GetStorageAccess(); +} + +JSObject* Client::WrapObject(JSContext* aCx, + JS::Handle<JSObject*> aGivenProto) { + if (mData->info().type() == ClientType::Window) { + return WindowClient_Binding::Wrap(aCx, this, aGivenProto); + } + return Client_Binding::Wrap(aCx, this, aGivenProto); +} + +nsIGlobalObject* Client::GetParentObject() const { return mGlobal; } + +void Client::GetUrl(nsAString& aUrlOut) const { + CopyUTF8toUTF16(mData->info().url(), aUrlOut); +} + +void Client::GetId(nsAString& aIdOut) const { + aIdOut = NSID_TrimBracketsUTF16(mData->info().id()); +} + +ClientType Client::Type() const { return mData->info().type(); } + +FrameType Client::GetFrameType() const { return mData->info().frameType(); } + +void Client::PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage, + const Sequence<JSObject*>& aTransferable, + ErrorResult& aRv) { + MOZ_ASSERT(!NS_IsMainThread()); + WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate(); + MOZ_DIAGNOSTIC_ASSERT(workerPrivate); + MOZ_DIAGNOSTIC_ASSERT(workerPrivate->IsServiceWorker()); + workerPrivate->AssertIsOnWorkerThread(); + + JS::Rooted<JS::Value> transferable(aCx, JS::UndefinedValue()); + aRv = nsContentUtils::CreateJSValueFromSequenceOfObject(aCx, aTransferable, + &transferable); + if (aRv.Failed()) { + return; + } + + StructuredCloneData data; + data.Write(aCx, aMessage, transferable, JS::CloneDataPolicy(), aRv); + if (aRv.Failed()) { + return; + } + + EnsureHandle(); + mHandle->PostMessage(data, workerPrivate->GetServiceWorkerDescriptor()); +} + +void Client::PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage, + const StructuredSerializeOptions& aOptions, + ErrorResult& aRv) { + PostMessage(aCx, aMessage, aOptions.mTransfer, aRv); +} + +VisibilityState Client::GetVisibilityState() const { + return mData->state().get_IPCClientWindowState().visibilityState(); +} + +bool Client::Focused() const { + return mData->state().get_IPCClientWindowState().focused(); +} + +already_AddRefed<Promise> Client::Focus(CallerType aCallerType, + ErrorResult& aRv) { + MOZ_ASSERT(!NS_IsMainThread()); + WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate(); + MOZ_DIAGNOSTIC_ASSERT(workerPrivate); + MOZ_DIAGNOSTIC_ASSERT(workerPrivate->IsServiceWorker()); + workerPrivate->AssertIsOnWorkerThread(); + + RefPtr<Promise> outerPromise = Promise::Create(mGlobal, aRv); + if (aRv.Failed()) { + return outerPromise.forget(); + } + + if (!workerPrivate->GlobalScope()->WindowInteractionAllowed()) { + outerPromise->MaybeReject(NS_ERROR_DOM_INVALID_ACCESS_ERR); + return outerPromise.forget(); + } + + EnsureHandle(); + + IPCClientInfo ipcClientInfo(mData->info()); + auto holder = + MakeRefPtr<DOMMozPromiseRequestHolder<ClientStatePromise>>(mGlobal); + + mHandle->Focus(aCallerType) + ->Then( + mGlobal->EventTargetFor(TaskCategory::Other), __func__, + [ipcClientInfo, holder, outerPromise](const ClientState& aResult) { + holder->Complete(); + NS_ENSURE_TRUE_VOID(holder->GetParentObject()); + RefPtr<Client> newClient = + new Client(holder->GetParentObject(), + ClientInfoAndState(ipcClientInfo, aResult.ToIPC())); + outerPromise->MaybeResolve(newClient); + }, + [holder, outerPromise](const CopyableErrorResult& aResult) { + holder->Complete(); + // MaybeReject needs a non-const-ref result, so make a copy. + outerPromise->MaybeReject(CopyableErrorResult(aResult)); + }) + ->Track(*holder); + + return outerPromise.forget(); +} + +already_AddRefed<Promise> Client::Navigate(const nsAString& aURL, + ErrorResult& aRv) { + MOZ_ASSERT(!NS_IsMainThread()); + WorkerPrivate* workerPrivate = GetCurrentThreadWorkerPrivate(); + MOZ_DIAGNOSTIC_ASSERT(workerPrivate); + MOZ_DIAGNOSTIC_ASSERT(workerPrivate->IsServiceWorker()); + workerPrivate->AssertIsOnWorkerThread(); + + RefPtr<Promise> outerPromise = Promise::Create(mGlobal, aRv); + if (aRv.Failed()) { + return outerPromise.forget(); + } + + ClientNavigateArgs args(mData->info(), NS_ConvertUTF16toUTF8(aURL), + workerPrivate->GetLocationInfo().mHref, + workerPrivate->GetServiceWorkerDescriptor().ToIPC()); + RefPtr<Client> self = this; + + StartClientManagerOp( + &ClientManager::Navigate, args, mGlobal, + [self, outerPromise](const ClientOpResult& aResult) { + if (aResult.type() != ClientOpResult::TClientInfoAndState) { + outerPromise->MaybeResolve(JS::NullHandleValue); + return; + } + RefPtr<Client> newClient = + new Client(self->mGlobal, aResult.get_ClientInfoAndState()); + outerPromise->MaybeResolve(newClient); + }, + [self, outerPromise](const CopyableErrorResult& aResult) { + // MaybeReject needs a non-const-ref result, so make a copy. + outerPromise->MaybeReject(CopyableErrorResult(aResult)); + }); + + return outerPromise.forget(); +} + +} // namespace mozilla::dom |