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-rw-r--r--dom/clients/api/Client.cpp206
-rw-r--r--dom/clients/api/Client.h89
-rw-r--r--dom/clients/api/ClientDOMUtil.h48
-rw-r--r--dom/clients/api/Clients.cpp292
-rw-r--r--dom/clients/api/Clients.h55
-rw-r--r--dom/clients/api/moz.build25
6 files changed, 715 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
diff --git a/dom/clients/api/Client.h b/dom/clients/api/Client.h
new file mode 100644
index 0000000000..cd47ccd93b
--- /dev/null
+++ b/dom/clients/api/Client.h
@@ -0,0 +1,89 @@
+/* -*- 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/. */
+#ifndef _mozilla_dom_Client_h
+#define _mozilla_dom_Client_h
+
+#include "X11UndefineNone.h"
+#include "mozilla/dom/ClientBinding.h"
+#include "mozilla/StorageAccess.h"
+#include "nsCOMPtr.h"
+#include "nsContentUtils.h"
+#include "nsISupports.h"
+#include "nsWrapperCache.h"
+
+class nsIGlobalObject;
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class ClientHandle;
+class ClientInfoAndState;
+class Promise;
+template <typename t>
+class Sequence;
+struct StructuredSerializeOptions;
+
+class Client final : public nsISupports, public nsWrapperCache {
+ nsCOMPtr<nsIGlobalObject> mGlobal;
+ UniquePtr<ClientInfoAndState> mData;
+ RefPtr<ClientHandle> mHandle;
+
+ ~Client() = default;
+
+ void EnsureHandle();
+
+ public:
+ Client(nsIGlobalObject* aGlobal, const ClientInfoAndState& aData);
+
+ TimeStamp CreationTime() const;
+
+ TimeStamp LastFocusTime() const;
+
+ StorageAccess GetStorageAccess() const;
+
+ // nsWrapperCache interface methods
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ // DOM bindings methods
+ nsIGlobalObject* GetParentObject() const;
+
+ // Client Bindings
+ void GetUrl(nsAString& aUrlOut) const;
+
+ void GetId(nsAString& aIdOut) const;
+
+ ClientType Type() const;
+
+ FrameType GetFrameType() const;
+
+ // WindowClient bindings
+ VisibilityState GetVisibilityState() const;
+
+ bool Focused() const;
+
+ already_AddRefed<Promise> Focus(CallerType aCallerType, ErrorResult& aRv);
+
+ already_AddRefed<Promise> Navigate(const nsAString& aURL, ErrorResult& aRv);
+
+ void PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+ const Sequence<JSObject*>& aTransferrable, ErrorResult& aRv);
+
+ void PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+ const StructuredSerializeOptions& aOptions,
+ ErrorResult& aRv);
+
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(mozilla::dom::Client)
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // _mozilla_dom_Client_h
diff --git a/dom/clients/api/ClientDOMUtil.h b/dom/clients/api/ClientDOMUtil.h
new file mode 100644
index 0000000000..2798aeec53
--- /dev/null
+++ b/dom/clients/api/ClientDOMUtil.h
@@ -0,0 +1,48 @@
+/* -*- 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/. */
+#ifndef _mozilla_dom_ClientDOMUtil_h
+#define _mozilla_dom_ClientDOMUtil_h
+
+#include "mozilla/dom/ClientIPCTypes.h"
+#include "mozilla/dom/ClientOpPromise.h"
+#include "mozilla/dom/DOMMozPromiseRequestHolder.h"
+#include "mozilla/dom/WorkerPrivate.h"
+
+class nsIGlobalObject;
+
+namespace mozilla::dom {
+
+// Utility method to properly execute a ClientManager operation. It
+// will properly hold a worker thread alive and avoid executing callbacks
+// if the thread is shutting down.
+template <typename Func, typename Arg, typename Resolve, typename Reject>
+void StartClientManagerOp(Func aFunc, const Arg& aArg, nsIGlobalObject* aGlobal,
+ Resolve aResolve, Reject aReject) {
+ MOZ_DIAGNOSTIC_ASSERT(aGlobal);
+
+ nsCOMPtr<nsISerialEventTarget> target =
+ aGlobal->EventTargetFor(TaskCategory::Other);
+
+ auto holder =
+ MakeRefPtr<DOMMozPromiseRequestHolder<ClientOpPromise>>(aGlobal);
+
+ aFunc(aArg, target)
+ ->Then(
+ target, __func__,
+ [aResolve, holder](const ClientOpResult& aResult) {
+ holder->Complete();
+ aResolve(aResult);
+ },
+ [aReject, holder](const CopyableErrorResult& aResult) {
+ holder->Complete();
+ aReject(aResult);
+ })
+ ->Track(*holder);
+}
+
+} // namespace mozilla::dom
+
+#endif // _mozilla_dom_ClientDOMUtil_h
diff --git a/dom/clients/api/Clients.cpp b/dom/clients/api/Clients.cpp
new file mode 100644
index 0000000000..6dd88953b3
--- /dev/null
+++ b/dom/clients/api/Clients.cpp
@@ -0,0 +1,292 @@
+/* -*- 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 "Clients.h"
+
+#include "Client.h"
+#include "ClientDOMUtil.h"
+#include "mozilla/dom/ClientIPCTypes.h"
+#include "mozilla/dom/ClientManager.h"
+#include "mozilla/dom/ClientsBinding.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/dom/ServiceWorkerDescriptor.h"
+#include "mozilla/dom/ServiceWorkerManager.h"
+#include "mozilla/dom/WorkerScope.h"
+#include "mozilla/ipc/BackgroundUtils.h"
+#include "mozilla/SchedulerGroup.h"
+#include "mozilla/StaticPrefs_privacy.h"
+#include "mozilla/StorageAccess.h"
+#include "nsIGlobalObject.h"
+#include "nsString.h"
+
+namespace mozilla::dom {
+
+using mozilla::ipc::CSPInfo;
+using mozilla::ipc::PrincipalInfo;
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(Clients);
+NS_IMPL_CYCLE_COLLECTING_RELEASE(Clients);
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(Clients, mGlobal);
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Clients)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+Clients::Clients(nsIGlobalObject* aGlobal) : mGlobal(aGlobal) {
+ MOZ_DIAGNOSTIC_ASSERT(mGlobal);
+}
+
+JSObject* Clients::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return Clients_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+nsIGlobalObject* Clients::GetParentObject() const { return mGlobal; }
+
+already_AddRefed<Promise> Clients::Get(const nsAString& aClientID,
+ 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();
+ }
+
+ nsID id;
+ // nsID::Parse accepts both "{...}" and "...", but we only emit the latter, so
+ // forbid strings that start with "{" to avoid inconsistency and bugs like
+ // bug 1446225.
+ if (aClientID.IsEmpty() || aClientID.CharAt(0) == '{' ||
+ !id.Parse(NS_ConvertUTF16toUTF8(aClientID).get())) {
+ // Invalid ID means we will definitely not find a match, so just
+ // resolve with undefined indicating "not found".
+ outerPromise->MaybeResolveWithUndefined();
+ return outerPromise.forget();
+ }
+
+ const PrincipalInfo& principalInfo = workerPrivate->GetPrincipalInfo();
+ nsCOMPtr<nsISerialEventTarget> target =
+ mGlobal->EventTargetFor(TaskCategory::Other);
+
+ RefPtr<ClientOpPromise> innerPromise = ClientManager::GetInfoAndState(
+ ClientGetInfoAndStateArgs(id, principalInfo), target);
+
+ nsCString scope = workerPrivate->ServiceWorkerScope();
+ auto holder =
+ MakeRefPtr<DOMMozPromiseRequestHolder<ClientOpPromise>>(mGlobal);
+
+ innerPromise
+ ->Then(
+ target, __func__,
+ [outerPromise, holder, scope](const ClientOpResult& aResult) {
+ holder->Complete();
+ NS_ENSURE_TRUE_VOID(holder->GetParentObject());
+ RefPtr<Client> client = new Client(
+ holder->GetParentObject(), aResult.get_ClientInfoAndState());
+ if (client->GetStorageAccess() == StorageAccess::eAllow ||
+ (StaticPrefs::privacy_partition_serviceWorkers() &&
+ ShouldPartitionStorage(client->GetStorageAccess()))) {
+ outerPromise->MaybeResolve(std::move(client));
+ return;
+ }
+ nsCOMPtr<nsIRunnable> r = NS_NewRunnableFunction(
+ "Clients::Get() storage denied", [scope] {
+ ServiceWorkerManager::LocalizeAndReportToAllClients(
+ scope, "ServiceWorkerGetClientStorageError",
+ nsTArray<nsString>());
+ });
+ SchedulerGroup::Dispatch(TaskCategory::Other, r.forget());
+ outerPromise->MaybeResolveWithUndefined();
+ },
+ [outerPromise, holder](const CopyableErrorResult& aResult) {
+ holder->Complete();
+ outerPromise->MaybeResolveWithUndefined();
+ })
+ ->Track(*holder);
+
+ return outerPromise.forget();
+}
+
+namespace {
+
+class MatchAllComparator final {
+ public:
+ bool LessThan(Client* aLeft, Client* aRight) const {
+ TimeStamp leftFocusTime = aLeft->LastFocusTime();
+ TimeStamp rightFocusTime = aRight->LastFocusTime();
+ // If the focus times are the same, then default to creation order.
+ // MatchAll should return oldest Clients first.
+ if (leftFocusTime == rightFocusTime) {
+ return aLeft->CreationTime() < aRight->CreationTime();
+ }
+
+ // Otherwise compare focus times. We reverse the logic here so
+ // that the most recently focused window is first in the list.
+ if (!leftFocusTime.IsNull() && rightFocusTime.IsNull()) {
+ return true;
+ }
+ if (leftFocusTime.IsNull() && !rightFocusTime.IsNull()) {
+ return false;
+ }
+ return leftFocusTime > rightFocusTime;
+ }
+
+ bool Equals(Client* aLeft, Client* aRight) const {
+ return aLeft->LastFocusTime() == aRight->LastFocusTime() &&
+ aLeft->CreationTime() == aRight->CreationTime();
+ }
+};
+
+} // anonymous namespace
+
+already_AddRefed<Promise> Clients::MatchAll(const ClientQueryOptions& aOptions,
+ 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();
+ }
+
+ nsCOMPtr<nsIGlobalObject> global = mGlobal;
+ nsCString scope = workerPrivate->ServiceWorkerScope();
+
+ ClientMatchAllArgs args(workerPrivate->GetServiceWorkerDescriptor().ToIPC(),
+ aOptions.mType, aOptions.mIncludeUncontrolled);
+ StartClientManagerOp(
+ &ClientManager::MatchAll, args, mGlobal,
+ [outerPromise, global, scope](const ClientOpResult& aResult) {
+ nsTArray<RefPtr<Client>> clientList;
+ bool storageDenied = false;
+ for (const ClientInfoAndState& value :
+ aResult.get_ClientList().values()) {
+ RefPtr<Client> client = new Client(global, value);
+ if (client->GetStorageAccess() != StorageAccess::eAllow &&
+ (!StaticPrefs::privacy_partition_serviceWorkers() ||
+ !ShouldPartitionStorage(client->GetStorageAccess()))) {
+ storageDenied = true;
+ continue;
+ }
+ clientList.AppendElement(std::move(client));
+ }
+ if (storageDenied) {
+ nsCOMPtr<nsIRunnable> r = NS_NewRunnableFunction(
+ "Clients::MatchAll() storage denied", [scope] {
+ ServiceWorkerManager::LocalizeAndReportToAllClients(
+ scope, "ServiceWorkerGetClientStorageError",
+ nsTArray<nsString>());
+ });
+ SchedulerGroup::Dispatch(TaskCategory::Other, r.forget());
+ }
+ clientList.Sort(MatchAllComparator());
+ outerPromise->MaybeResolve(clientList);
+ },
+ [outerPromise](const CopyableErrorResult& aResult) {
+ // MaybeReject needs a non-const-ref result, so make a copy.
+ outerPromise->MaybeReject(CopyableErrorResult(aResult));
+ });
+
+ return outerPromise.forget();
+}
+
+already_AddRefed<Promise> Clients::OpenWindow(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();
+ }
+
+ if (aURL.EqualsLiteral("about:blank")) {
+ CopyableErrorResult rv;
+ rv.ThrowTypeError(
+ "Passing \"about:blank\" to Clients.openWindow is not allowed");
+ outerPromise->MaybeReject(std::move(rv));
+ return outerPromise.forget();
+ }
+
+ if (!workerPrivate->GlobalScope()->WindowInteractionAllowed()) {
+ outerPromise->MaybeReject(NS_ERROR_DOM_INVALID_ACCESS_ERR);
+ return outerPromise.forget();
+ }
+
+ const PrincipalInfo& principalInfo = workerPrivate->GetPrincipalInfo();
+ const CSPInfo& cspInfo = workerPrivate->GetCSPInfo();
+ nsCString baseURL = workerPrivate->GetLocationInfo().mHref;
+
+ ClientOpenWindowArgs args(principalInfo, Some(cspInfo),
+ NS_ConvertUTF16toUTF8(aURL), baseURL);
+
+ nsCOMPtr<nsIGlobalObject> global = mGlobal;
+
+ StartClientManagerOp(
+ &ClientManager::OpenWindow, args, mGlobal,
+ [outerPromise, global](const ClientOpResult& aResult) {
+ if (aResult.type() != ClientOpResult::TClientInfoAndState) {
+ outerPromise->MaybeResolve(JS::NullHandleValue);
+ return;
+ }
+ RefPtr<Client> client =
+ new Client(global, aResult.get_ClientInfoAndState());
+ outerPromise->MaybeResolve(client);
+ },
+ [outerPromise](const CopyableErrorResult& aResult) {
+ // MaybeReject needs a non-const-ref result, so make a copy.
+ outerPromise->MaybeReject(CopyableErrorResult(aResult));
+ });
+
+ return outerPromise.forget();
+}
+
+already_AddRefed<Promise> Clients::Claim(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();
+ }
+
+ const ServiceWorkerDescriptor& serviceWorker =
+ workerPrivate->GetServiceWorkerDescriptor();
+
+ if (serviceWorker.State() != ServiceWorkerState::Activating &&
+ serviceWorker.State() != ServiceWorkerState::Activated) {
+ aRv.ThrowInvalidStateError("Service worker is not active");
+ return outerPromise.forget();
+ }
+
+ StartClientManagerOp(
+ &ClientManager::Claim, ClientClaimArgs(serviceWorker.ToIPC()), mGlobal,
+ [outerPromise](const ClientOpResult& aResult) {
+ outerPromise->MaybeResolveWithUndefined();
+ },
+ [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
diff --git a/dom/clients/api/Clients.h b/dom/clients/api/Clients.h
new file mode 100644
index 0000000000..481b066655
--- /dev/null
+++ b/dom/clients/api/Clients.h
@@ -0,0 +1,55 @@
+/* -*- 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/. */
+#ifndef _mozilla_dom_Clients_h
+#define _mozilla_dom_Clients_h
+
+#include "nsCOMPtr.h"
+#include "nsISupports.h"
+#include "nsWrapperCache.h"
+
+class nsIGlobalObject;
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+struct ClientQueryOptions;
+class Promise;
+
+class Clients final : public nsISupports, public nsWrapperCache {
+ nsCOMPtr<nsIGlobalObject> mGlobal;
+
+ ~Clients() = default;
+
+ public:
+ explicit Clients(nsIGlobalObject* aGlobal);
+
+ // nsWrapperCache interface methods
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ // DOM bindings methods
+ nsIGlobalObject* GetParentObject() const;
+
+ already_AddRefed<Promise> Get(const nsAString& aClientID, ErrorResult& aRv);
+
+ already_AddRefed<Promise> MatchAll(const ClientQueryOptions& aOptions,
+ ErrorResult& aRv);
+
+ already_AddRefed<Promise> OpenWindow(const nsAString& aURL, ErrorResult& aRv);
+
+ already_AddRefed<Promise> Claim(ErrorResult& aRv);
+
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(Clients)
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // _mozilla_dom_Clients_h
diff --git a/dom/clients/api/moz.build b/dom/clients/api/moz.build
new file mode 100644
index 0000000000..4e864290fd
--- /dev/null
+++ b/dom/clients/api/moz.build
@@ -0,0 +1,25 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# 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/.
+
+EXPORTS.mozilla.dom += [
+ "Client.h",
+ "Clients.h",
+]
+
+UNIFIED_SOURCES += [
+ "Client.cpp",
+ "Clients.cpp",
+]
+
+include("/ipc/chromium/chromium-config.mozbuild")
+
+FINAL_LIBRARY = "xul"
+
+MOCHITEST_MANIFESTS += []
+
+BROWSER_CHROME_MANIFESTS += []
+
+XPCSHELL_TESTS_MANIFESTS += []