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-rw-r--r--dom/permission/MidiPermissionStatus.cpp34
-rw-r--r--dom/permission/MidiPermissionStatus.h32
-rw-r--r--dom/permission/PermissionObserver.cpp115
-rw-r--r--dom/permission/PermissionObserver.h45
-rw-r--r--dom/permission/PermissionStatus.cpp142
-rw-r--r--dom/permission/PermissionStatus.h71
-rw-r--r--dom/permission/PermissionUtils.cpp65
-rw-r--r--dom/permission/PermissionUtils.h32
-rw-r--r--dom/permission/Permissions.cpp182
-rw-r--r--dom/permission/Permissions.h54
-rw-r--r--dom/permission/moz.build28
-rw-r--r--dom/permission/tests/file_empty.html2
-rw-r--r--dom/permission/tests/mochitest.ini11
-rw-r--r--dom/permission/tests/test_cross_origin_iframe.html251
-rw-r--r--dom/permission/tests/test_permissions_api.html298
15 files changed, 1362 insertions, 0 deletions
diff --git a/dom/permission/MidiPermissionStatus.cpp b/dom/permission/MidiPermissionStatus.cpp
new file mode 100644
index 0000000000..9466989b24
--- /dev/null
+++ b/dom/permission/MidiPermissionStatus.cpp
@@ -0,0 +1,34 @@
+/* -*- 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 "mozilla/dom/MidiPermissionStatus.h"
+
+#include "mozilla/dom/PermissionStatus.h"
+#include "mozilla/Permission.h"
+
+namespace mozilla::dom {
+
+/* static */
+already_AddRefed<PermissionStatus> MidiPermissionStatus::Create(
+ nsPIDOMWindowInner* aWindow, bool aSysex, ErrorResult& aRv) {
+ RefPtr<PermissionStatus> status = new MidiPermissionStatus(aWindow, aSysex);
+ aRv = status->Init();
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ return status.forget();
+}
+
+MidiPermissionStatus::MidiPermissionStatus(nsPIDOMWindowInner* aWindow,
+ bool aSysex)
+ : PermissionStatus(aWindow, PermissionName::Midi), mSysex(aSysex) {}
+
+nsLiteralCString MidiPermissionStatus::GetPermissionType() {
+ return mSysex ? "midi-sysex"_ns : "midi"_ns;
+}
+
+} // namespace mozilla::dom
diff --git a/dom/permission/MidiPermissionStatus.h b/dom/permission/MidiPermissionStatus.h
new file mode 100644
index 0000000000..fd0d925c88
--- /dev/null
+++ b/dom/permission/MidiPermissionStatus.h
@@ -0,0 +1,32 @@
+/* -*- 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_MidiPermissionStatus_h_
+#define mozilla_dom_MidiPermissionStatus_h_
+
+#include "mozilla/dom/PermissionStatus.h"
+
+namespace mozilla::dom {
+
+class MidiPermissionStatus final : public PermissionStatus {
+ public:
+ static already_AddRefed<PermissionStatus> Create(nsPIDOMWindowInner* aWindow,
+ bool aSysex,
+ ErrorResult& aRv);
+
+ private:
+ ~MidiPermissionStatus() {}
+
+ MidiPermissionStatus(nsPIDOMWindowInner* aWindow, bool aSysex);
+
+ virtual nsLiteralCString GetPermissionType() override;
+
+ bool mSysex;
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_MidiPermissionStatus_h_
diff --git a/dom/permission/PermissionObserver.cpp b/dom/permission/PermissionObserver.cpp
new file mode 100644
index 0000000000..47e1a23918
--- /dev/null
+++ b/dom/permission/PermissionObserver.cpp
@@ -0,0 +1,115 @@
+/* -*- 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 "PermissionObserver.h"
+
+#include "mozilla/dom/PermissionStatus.h"
+#include "mozilla/Services.h"
+#include "mozilla/UniquePtr.h"
+#include "nsIObserverService.h"
+#include "nsIPermission.h"
+#include "PermissionUtils.h"
+
+namespace mozilla::dom {
+
+namespace {
+PermissionObserver* gInstance = nullptr;
+} // namespace
+
+NS_IMPL_ISUPPORTS(PermissionObserver, nsIObserver, nsISupportsWeakReference)
+
+PermissionObserver::PermissionObserver() { MOZ_ASSERT(!gInstance); }
+
+PermissionObserver::~PermissionObserver() {
+ MOZ_ASSERT(mSinks.IsEmpty());
+ MOZ_ASSERT(gInstance == this);
+
+ gInstance = nullptr;
+}
+
+/* static */
+already_AddRefed<PermissionObserver> PermissionObserver::GetInstance() {
+ RefPtr<PermissionObserver> instance = gInstance;
+ if (!instance) {
+ instance = new PermissionObserver();
+
+ nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
+ if (NS_WARN_IF(!obs)) {
+ return nullptr;
+ }
+
+ nsresult rv = obs->AddObserver(instance, "perm-changed", true);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return nullptr;
+ }
+
+ gInstance = instance;
+ }
+
+ return instance.forget();
+}
+
+void PermissionObserver::AddSink(PermissionStatus* aSink) {
+ MOZ_ASSERT(aSink);
+ MOZ_ASSERT(!mSinks.Contains(aSink));
+
+ mSinks.AppendElement(aSink);
+}
+
+void PermissionObserver::RemoveSink(PermissionStatus* aSink) {
+ MOZ_ASSERT(aSink);
+ MOZ_ASSERT(mSinks.Contains(aSink));
+
+ mSinks.RemoveElement(aSink);
+}
+
+void PermissionObserver::Notify(PermissionName aName,
+ nsIPrincipal& aPrincipal) {
+ for (auto* sink : mSinks) {
+ if (sink->mName != aName) {
+ continue;
+ }
+
+ nsCOMPtr<nsIPrincipal> sinkPrincipal = sink->GetPrincipal();
+ if (NS_WARN_IF(!sinkPrincipal) || !aPrincipal.Equals(sinkPrincipal)) {
+ continue;
+ }
+
+ sink->PermissionChanged();
+ }
+}
+
+NS_IMETHODIMP
+PermissionObserver::Observe(nsISupports* aSubject, const char* aTopic,
+ const char16_t* aData) {
+ MOZ_ASSERT(!strcmp(aTopic, "perm-changed"));
+
+ if (mSinks.IsEmpty()) {
+ return NS_OK;
+ }
+
+ nsCOMPtr<nsIPermission> perm = do_QueryInterface(aSubject);
+ if (!perm) {
+ return NS_OK;
+ }
+
+ nsCOMPtr<nsIPrincipal> principal;
+ perm->GetPrincipal(getter_AddRefs(principal));
+ if (!principal) {
+ return NS_OK;
+ }
+
+ nsAutoCString type;
+ perm->GetType(type);
+ Maybe<PermissionName> permission = TypeToPermissionName(type);
+ if (permission) {
+ Notify(permission.value(), *principal);
+ }
+
+ return NS_OK;
+}
+
+} // namespace mozilla::dom
diff --git a/dom/permission/PermissionObserver.h b/dom/permission/PermissionObserver.h
new file mode 100644
index 0000000000..cc085cc51b
--- /dev/null
+++ b/dom/permission/PermissionObserver.h
@@ -0,0 +1,45 @@
+/* -*- 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_PermissionObserver_h_
+#define mozilla_dom_PermissionObserver_h_
+
+#include "mozilla/dom/PermissionsBinding.h"
+
+#include "nsIObserver.h"
+#include "nsIPrincipal.h"
+#include "nsTArray.h"
+#include "nsWeakReference.h"
+
+namespace mozilla::dom {
+
+class PermissionStatus;
+
+// Singleton that watches for perm-changed notifications in order to notify
+// PermissionStatus objects.
+class PermissionObserver final : public nsIObserver,
+ public nsSupportsWeakReference {
+ public:
+ NS_DECL_ISUPPORTS
+ NS_DECL_NSIOBSERVER
+
+ static already_AddRefed<PermissionObserver> GetInstance();
+
+ void AddSink(PermissionStatus* aObs);
+ void RemoveSink(PermissionStatus* aObs);
+
+ private:
+ PermissionObserver();
+ virtual ~PermissionObserver();
+
+ void Notify(PermissionName aName, nsIPrincipal& aPrincipal);
+
+ nsTArray<PermissionStatus*> mSinks;
+};
+
+} // namespace mozilla::dom
+
+#endif
diff --git a/dom/permission/PermissionStatus.cpp b/dom/permission/PermissionStatus.cpp
new file mode 100644
index 0000000000..81e69d361c
--- /dev/null
+++ b/dom/permission/PermissionStatus.cpp
@@ -0,0 +1,142 @@
+/* -*- 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 "mozilla/dom/PermissionStatus.h"
+#include "mozilla/PermissionDelegateHandler.h"
+
+#include "mozilla/AsyncEventDispatcher.h"
+#include "mozilla/Permission.h"
+#include "mozilla/Services.h"
+#include "nsIPermissionManager.h"
+#include "PermissionObserver.h"
+#include "PermissionUtils.h"
+
+namespace mozilla::dom {
+
+/* static */
+already_AddRefed<PermissionStatus> PermissionStatus::Create(
+ nsPIDOMWindowInner* aWindow, PermissionName aName, ErrorResult& aRv) {
+ RefPtr<PermissionStatus> status = new PermissionStatus(aWindow, aName);
+ aRv = status->Init();
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ return status.forget();
+}
+
+PermissionStatus::PermissionStatus(nsPIDOMWindowInner* aWindow,
+ PermissionName aName)
+ : DOMEventTargetHelper(aWindow),
+ mName(aName),
+ mState(PermissionState::Denied) {
+ KeepAliveIfHasListenersFor(nsGkAtoms::onchange);
+}
+
+nsresult PermissionStatus::Init() {
+ mObserver = PermissionObserver::GetInstance();
+ if (NS_WARN_IF(!mObserver)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ mObserver->AddSink(this);
+
+ nsresult rv = UpdateState();
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ return NS_OK;
+}
+
+PermissionStatus::~PermissionStatus() {
+ if (mObserver) {
+ mObserver->RemoveSink(this);
+ }
+}
+
+JSObject* PermissionStatus::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return PermissionStatus_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+nsLiteralCString PermissionStatus::GetPermissionType() {
+ return PermissionNameToType(mName);
+}
+
+nsresult PermissionStatus::UpdateState() {
+ nsCOMPtr<nsPIDOMWindowInner> window = GetOwner();
+ if (NS_WARN_IF(!window)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ RefPtr<Document> document = window->GetExtantDoc();
+ if (NS_WARN_IF(!document)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ uint32_t action = nsIPermissionManager::DENY_ACTION;
+
+ PermissionDelegateHandler* permissionHandler =
+ document->GetPermissionDelegateHandler();
+ if (NS_WARN_IF(!permissionHandler)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ nsresult rv = permissionHandler->GetPermissionForPermissionsAPI(
+ GetPermissionType(), &action);
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ return rv;
+ }
+
+ mState = ActionToPermissionState(action);
+ return NS_OK;
+}
+
+already_AddRefed<nsIPrincipal> PermissionStatus::GetPrincipal() const {
+ nsCOMPtr<nsPIDOMWindowInner> window = GetOwner();
+ if (NS_WARN_IF(!window)) {
+ return nullptr;
+ }
+
+ Document* doc = window->GetExtantDoc();
+ if (NS_WARN_IF(!doc)) {
+ return nullptr;
+ }
+
+ nsCOMPtr<nsIPrincipal> principal =
+ Permission::ClonePrincipalForPermission(doc->NodePrincipal());
+ NS_ENSURE_TRUE(principal, nullptr);
+
+ return principal.forget();
+}
+
+void PermissionStatus::PermissionChanged() {
+ nsCOMPtr<nsPIDOMWindowInner> window = GetOwner();
+ if (NS_WARN_IF(!window) || !window->IsFullyActive()) {
+ return;
+ }
+ auto oldState = mState;
+ UpdateState();
+ if (mState != oldState) {
+ RefPtr<AsyncEventDispatcher> eventDispatcher =
+ new AsyncEventDispatcher(this, u"change"_ns, CanBubble::eNo);
+ eventDispatcher->PostDOMEvent();
+ }
+}
+
+void PermissionStatus::DisconnectFromOwner() {
+ IgnoreKeepAliveIfHasListenersFor(nsGkAtoms::onchange);
+
+ if (mObserver) {
+ mObserver->RemoveSink(this);
+ mObserver = nullptr;
+ }
+
+ DOMEventTargetHelper::DisconnectFromOwner();
+}
+
+} // namespace mozilla::dom
diff --git a/dom/permission/PermissionStatus.h b/dom/permission/PermissionStatus.h
new file mode 100644
index 0000000000..37b11d42e9
--- /dev/null
+++ b/dom/permission/PermissionStatus.h
@@ -0,0 +1,71 @@
+/* -*- 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_PermissionStatus_h_
+#define mozilla_dom_PermissionStatus_h_
+
+#include "mozilla/dom/PermissionsBinding.h"
+#include "mozilla/dom/PermissionStatusBinding.h"
+#include "mozilla/DOMEventTargetHelper.h"
+
+namespace mozilla::dom {
+
+class PermissionObserver;
+
+class PermissionStatus : public DOMEventTargetHelper {
+ friend class PermissionObserver;
+
+ public:
+ static already_AddRefed<PermissionStatus> Create(nsPIDOMWindowInner* aWindow,
+ PermissionName aName,
+ ErrorResult& aRv);
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ PermissionState State() const { return mState; }
+
+ IMPL_EVENT_HANDLER(change)
+
+ void DisconnectFromOwner() override;
+
+ PermissionName Name() const { return mName; }
+
+ nsresult Init();
+
+ protected:
+ ~PermissionStatus();
+
+ PermissionStatus(nsPIDOMWindowInner* aWindow, PermissionName aName);
+
+ /**
+ * This method returns the internal permission type, which should be equal to
+ * the permission name for all but the MIDI permission because of the SysEx
+ * support: internally, we have both "midi" and "midi-sysex" permission types
+ * but we only have a "midi" (public) permission name.
+ *
+ * Note: the `MidiPermissionDescriptor` descriptor has an optional `sysex`
+ * boolean, which is used to determine whether to return "midi" or
+ * "midi-sysex" for the MIDI permission.
+ */
+ virtual nsLiteralCString GetPermissionType();
+
+ private:
+ nsresult UpdateState();
+
+ already_AddRefed<nsIPrincipal> GetPrincipal() const;
+
+ void PermissionChanged();
+
+ PermissionName mName;
+ PermissionState mState;
+
+ RefPtr<PermissionObserver> mObserver;
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_permissionstatus_h_
diff --git a/dom/permission/PermissionUtils.cpp b/dom/permission/PermissionUtils.cpp
new file mode 100644
index 0000000000..51deceee8b
--- /dev/null
+++ b/dom/permission/PermissionUtils.cpp
@@ -0,0 +1,65 @@
+/* -*- 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 "PermissionUtils.h"
+#include "nsIPermissionManager.h"
+
+namespace mozilla::dom {
+
+static const nsLiteralCString kPermissionTypes[] = {
+ // clang-format off
+ "geo"_ns,
+ "desktop-notification"_ns,
+ // Alias `push` to `desktop-notification`.
+ "desktop-notification"_ns,
+ "persistent-storage"_ns,
+ // "midi" is the only public permission but internally we have both "midi"
+ // and "midi-sysex" (and yes, this is confusing).
+ "midi"_ns
+ // clang-format on
+};
+
+const size_t kPermissionNameCount = PermissionNameValues::Count;
+
+static_assert(MOZ_ARRAY_LENGTH(kPermissionTypes) == kPermissionNameCount,
+ "kPermissionTypes and PermissionName count should match");
+
+const nsLiteralCString& PermissionNameToType(PermissionName aName) {
+ MOZ_ASSERT((size_t)aName < ArrayLength(kPermissionTypes));
+ return kPermissionTypes[static_cast<size_t>(aName)];
+}
+
+Maybe<PermissionName> TypeToPermissionName(const nsACString& aType) {
+ // Annoyingly, "midi-sysex" is an internal permission. The public permission
+ // name is "midi" so we have to special-case it here...
+ if (aType.Equals("midi-sysex"_ns)) {
+ return Some(PermissionName::Midi);
+ }
+
+ for (size_t i = 0; i < ArrayLength(kPermissionTypes); ++i) {
+ if (kPermissionTypes[i].Equals(aType)) {
+ return Some(static_cast<PermissionName>(i));
+ }
+ }
+
+ return Nothing();
+}
+
+PermissionState ActionToPermissionState(uint32_t aAction) {
+ switch (aAction) {
+ case nsIPermissionManager::ALLOW_ACTION:
+ return PermissionState::Granted;
+
+ case nsIPermissionManager::DENY_ACTION:
+ return PermissionState::Denied;
+
+ default:
+ case nsIPermissionManager::PROMPT_ACTION:
+ return PermissionState::Prompt;
+ }
+}
+
+} // namespace mozilla::dom
diff --git a/dom/permission/PermissionUtils.h b/dom/permission/PermissionUtils.h
new file mode 100644
index 0000000000..18b176f7f6
--- /dev/null
+++ b/dom/permission/PermissionUtils.h
@@ -0,0 +1,32 @@
+/* -*- 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_PermissionUtils_h_
+#define mozilla_dom_PermissionUtils_h_
+
+#include "mozilla/dom/PermissionsBinding.h"
+#include "mozilla/dom/PermissionStatusBinding.h"
+#include "mozilla/Maybe.h"
+
+namespace mozilla::dom {
+
+const nsLiteralCString& PermissionNameToType(PermissionName aName);
+
+/**
+ * Returns the permission name given a permission type.
+ *
+ * Note: the "midi" permission is implemented with two internal permissions
+ * ("midi" and "midi-sysex"). For this reason, when we pass "midi-sysex" to
+ * this function, it unconditionally returns the "midi" permission name,
+ * because that's the only public permission name.
+ */
+Maybe<PermissionName> TypeToPermissionName(const nsACString& aType);
+
+PermissionState ActionToPermissionState(uint32_t aAction);
+
+} // namespace mozilla::dom
+
+#endif
diff --git a/dom/permission/Permissions.cpp b/dom/permission/Permissions.cpp
new file mode 100644
index 0000000000..571dec7630
--- /dev/null
+++ b/dom/permission/Permissions.cpp
@@ -0,0 +1,182 @@
+/* -*- 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 "mozilla/dom/Permissions.h"
+
+#include "mozilla/dom/ContentChild.h"
+#include "mozilla/dom/Document.h"
+#include "mozilla/dom/MidiPermissionStatus.h"
+#include "mozilla/dom/PermissionMessageUtils.h"
+#include "mozilla/dom/PermissionStatus.h"
+#include "mozilla/dom/PermissionsBinding.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/Components.h"
+#include "nsIPermissionManager.h"
+#include "PermissionUtils.h"
+
+namespace mozilla::dom {
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Permissions)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(Permissions)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(Permissions)
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(Permissions, mWindow)
+
+Permissions::Permissions(nsPIDOMWindowInner* aWindow) : mWindow(aWindow) {}
+
+Permissions::~Permissions() = default;
+
+JSObject* Permissions::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return Permissions_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+namespace {
+
+already_AddRefed<PermissionStatus> CreatePermissionStatus(
+ JSContext* aCx, JS::Handle<JSObject*> aPermission,
+ nsPIDOMWindowInner* aWindow, ErrorResult& aRv) {
+ PermissionDescriptor permission;
+ JS::Rooted<JS::Value> value(aCx, JS::ObjectOrNullValue(aPermission));
+ if (NS_WARN_IF(!permission.Init(aCx, value))) {
+ aRv.NoteJSContextException(aCx);
+ return nullptr;
+ }
+
+ switch (permission.mName) {
+ case PermissionName::Midi: {
+ MidiPermissionDescriptor midiPerm;
+ if (NS_WARN_IF(!midiPerm.Init(aCx, value))) {
+ aRv.NoteJSContextException(aCx);
+ return nullptr;
+ }
+
+ bool sysex = midiPerm.mSysex.WasPassed() && midiPerm.mSysex.Value();
+ return MidiPermissionStatus::Create(aWindow, sysex, aRv);
+ }
+ case PermissionName::Geolocation:
+ case PermissionName::Notifications:
+ case PermissionName::Push:
+ case PermissionName::Persistent_storage:
+ return PermissionStatus::Create(aWindow, permission.mName, aRv);
+
+ default:
+ MOZ_ASSERT_UNREACHABLE("Unhandled type");
+ aRv.Throw(NS_ERROR_NOT_IMPLEMENTED);
+ return nullptr;
+ }
+}
+
+} // namespace
+
+already_AddRefed<Promise> Permissions::Query(JSContext* aCx,
+ JS::Handle<JSObject*> aPermission,
+ ErrorResult& aRv) {
+ if (!mWindow || !mWindow->IsFullyActive()) {
+ aRv.ThrowInvalidStateError("The document is not fully active.");
+ return nullptr;
+ }
+
+ RefPtr<PermissionStatus> status =
+ CreatePermissionStatus(aCx, aPermission, mWindow, aRv);
+ if (NS_WARN_IF(aRv.Failed())) {
+ MOZ_ASSERT(!status);
+ return nullptr;
+ }
+
+ MOZ_ASSERT(status);
+ RefPtr<Promise> promise = Promise::Create(mWindow->AsGlobal(), aRv);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ promise->MaybeResolve(status);
+ return promise.forget();
+}
+
+/* static */
+nsresult Permissions::RemovePermission(nsIPrincipal* aPrincipal,
+ const nsACString& aPermissionType) {
+ MOZ_ASSERT(XRE_IsParentProcess());
+
+ nsCOMPtr<nsIPermissionManager> permMgr =
+ components::PermissionManager::Service();
+ if (NS_WARN_IF(!permMgr)) {
+ return NS_ERROR_FAILURE;
+ }
+
+ return permMgr->RemoveFromPrincipal(aPrincipal, aPermissionType);
+}
+
+already_AddRefed<Promise> Permissions::Revoke(JSContext* aCx,
+ JS::Handle<JSObject*> aPermission,
+ ErrorResult& aRv) {
+ if (!mWindow) {
+ aRv.Throw(NS_ERROR_UNEXPECTED);
+ return nullptr;
+ }
+
+ PermissionDescriptor permission;
+ JS::Rooted<JS::Value> value(aCx, JS::ObjectOrNullValue(aPermission));
+ if (NS_WARN_IF(!permission.Init(aCx, value))) {
+ aRv.NoteJSContextException(aCx);
+ return nullptr;
+ }
+
+ RefPtr<Promise> promise = Promise::Create(mWindow->AsGlobal(), aRv);
+ if (NS_WARN_IF(aRv.Failed())) {
+ return nullptr;
+ }
+
+ nsCOMPtr<Document> document = mWindow->GetExtantDoc();
+ if (!document) {
+ promise->MaybeReject(NS_ERROR_UNEXPECTED);
+ return promise.forget();
+ }
+
+ nsCOMPtr<nsIPermissionManager> permMgr =
+ components::PermissionManager::Service();
+ if (NS_WARN_IF(!permMgr)) {
+ promise->MaybeReject(NS_ERROR_FAILURE);
+ return promise.forget();
+ }
+
+ const nsLiteralCString& permissionType =
+ PermissionNameToType(permission.mName);
+
+ nsresult rv;
+ if (XRE_IsParentProcess()) {
+ rv = RemovePermission(document->NodePrincipal(), permissionType);
+ } else {
+ // Permissions can't be removed from the content process. Send a message
+ // to the parent; `ContentParent::RecvRemovePermission` will call
+ // `RemovePermission`.
+ ContentChild::GetSingleton()->SendRemovePermission(
+ document->NodePrincipal(), permissionType, &rv);
+ }
+
+ if (NS_WARN_IF(NS_FAILED(rv))) {
+ promise->MaybeReject(rv);
+ return promise.forget();
+ }
+
+ RefPtr<PermissionStatus> status =
+ CreatePermissionStatus(aCx, aPermission, mWindow, aRv);
+ if (NS_WARN_IF(aRv.Failed())) {
+ MOZ_ASSERT(!status);
+ return nullptr;
+ }
+
+ MOZ_ASSERT(status);
+ promise->MaybeResolve(status);
+ return promise.forget();
+}
+
+} // namespace mozilla::dom
diff --git a/dom/permission/Permissions.h b/dom/permission/Permissions.h
new file mode 100644
index 0000000000..f974fa49a9
--- /dev/null
+++ b/dom/permission/Permissions.h
@@ -0,0 +1,54 @@
+/* -*- 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_Permissions_h_
+#define mozilla_dom_Permissions_h_
+
+#include "nsISupports.h"
+#include "nsPIDOMWindow.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class Promise;
+
+class Permissions final : public nsISupports, public nsWrapperCache {
+ public:
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(Permissions)
+
+ explicit Permissions(nsPIDOMWindowInner* aWindow);
+
+ nsPIDOMWindowInner* GetParentObject() const { return mWindow; }
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ already_AddRefed<Promise> Query(JSContext* aCx,
+ JS::Handle<JSObject*> aPermission,
+ ErrorResult& aRv);
+
+ static nsresult RemovePermission(nsIPrincipal* aPrincipal,
+ const nsACString& aPermissionType);
+
+ already_AddRefed<Promise> Revoke(JSContext* aCx,
+ JS::Handle<JSObject*> aPermission,
+ ErrorResult& aRv);
+
+ private:
+ ~Permissions();
+
+ nsCOMPtr<nsPIDOMWindowInner> mWindow;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_permissions_h_
diff --git a/dom/permission/moz.build b/dom/permission/moz.build
new file mode 100644
index 0000000000..7e00baca04
--- /dev/null
+++ b/dom/permission/moz.build
@@ -0,0 +1,28 @@
+# -*- 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/.
+
+with Files("**"):
+ BUG_COMPONENT = ("Core", "DOM: Core & HTML")
+
+EXPORTS.mozilla.dom += [
+ "MidiPermissionStatus.h",
+ "Permissions.h",
+ "PermissionStatus.h",
+]
+
+UNIFIED_SOURCES += [
+ "MidiPermissionStatus.cpp",
+ "PermissionObserver.cpp",
+ "Permissions.cpp",
+ "PermissionStatus.cpp",
+ "PermissionUtils.cpp",
+]
+
+MOCHITEST_MANIFESTS += ["tests/mochitest.ini"]
+
+FINAL_LIBRARY = "xul"
+
+include("/ipc/chromium/chromium-config.mozbuild")
diff --git a/dom/permission/tests/file_empty.html b/dom/permission/tests/file_empty.html
new file mode 100644
index 0000000000..15648ec5aa
--- /dev/null
+++ b/dom/permission/tests/file_empty.html
@@ -0,0 +1,2 @@
+<h1>I'm just a support file</h1>
+<p>I get loaded to do permission testing.</p>
diff --git a/dom/permission/tests/mochitest.ini b/dom/permission/tests/mochitest.ini
new file mode 100644
index 0000000000..fb631736f6
--- /dev/null
+++ b/dom/permission/tests/mochitest.ini
@@ -0,0 +1,11 @@
+[DEFAULT]
+support-files =
+ file_empty.html
+prefs =
+ dom.security.featurePolicy.header.enabled=true
+ dom.security.featurePolicy.webidl.enabled=true
+
+[test_cross_origin_iframe.html]
+fail-if = xorigin
+[test_permissions_api.html]
+skip-if = xorigin # Hangs
diff --git a/dom/permission/tests/test_cross_origin_iframe.html b/dom/permission/tests/test_cross_origin_iframe.html
new file mode 100644
index 0000000000..b024592e75
--- /dev/null
+++ b/dom/permission/tests/test_cross_origin_iframe.html
@@ -0,0 +1,251 @@
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<!DOCTYPE HTML>
+<html>
+
+<head>
+ <meta charset="utf-8">
+ <title>Test for Permissions API</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" href="/tests/SimpleTest/test.css">
+</head>
+
+<body>
+ <pre id="test"></pre>
+ <script type="application/javascript">
+ /*globals SpecialPowers, SimpleTest, is, ok, */
+ 'use strict';
+
+ function setPermission(type, allow) {
+ return new Promise(resolve => {
+ SpecialPowers.popPermissions(() => {
+ SpecialPowers.pushPermissions(
+ [{ type, allow, context: document }],
+ resolve
+ );
+ });
+ });
+ }
+
+ function checkPermission(aIFrame, aExpectedState, aName) {
+ return SpecialPowers.spawn(
+ aIFrame,
+ [{name: aName, expectedState: aExpectedState}],
+ async aInput => {
+ try {
+ let result = await content.navigator
+ .permissions
+ .query({ name: aInput.name });
+ is(
+ SpecialPowers.wrap(result).state,
+ aInput.expectedState,
+ `correct state for '${aInput.name}'`
+ );
+ } catch (e) {
+ ok(false, `query should not have rejected for '${aInput.name}'`)
+ }
+ }
+ );
+ }
+
+ function createIframe(aId, aAllow) {
+ return new Promise((resolve) => {
+ const iframe = document.createElement('iframe');
+ iframe.id = aId;
+ iframe.src = 'https://example.org/tests/dom/permission/tests/file_empty.html';
+ if (aAllow) {
+ iframe.allow = aAllow;
+ }
+ iframe.onload = () => resolve(iframe);
+ document.body.appendChild(iframe);
+ });
+ }
+
+ function removeIframe(aId) {
+ return new Promise((resolve) => {
+ document.body.removeChild(document.getElementById(aId));
+ resolve();
+ });
+ }
+
+ const {
+ UNKNOWN_ACTION,
+ PROMPT_ACTION,
+ ALLOW_ACTION,
+ DENY_ACTION
+ } = SpecialPowers.Ci.nsIPermissionManager;
+
+ const tests = [
+ {
+ id: 'query navigation top unknown',
+ top: UNKNOWN_ACTION,
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'denied',
+ },
+ {
+ id: 'query notifications top unknown',
+ top: UNKNOWN_ACTION,
+ name: 'notifications',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query push top unknown',
+ top: UNKNOWN_ACTION,
+ name: 'push',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query persistent-storage unknown',
+ top: UNKNOWN_ACTION,
+ name: 'persistent-storage',
+ type: 'persistent-storage',
+ expected: 'denied',
+ },
+ {
+ id: 'query navigation top prompt',
+ top: PROMPT_ACTION,
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'denied',
+ },
+ {
+ id: 'query notifications top prompt',
+ top: PROMPT_ACTION,
+ name: 'notifications',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query push top prompt',
+ top: PROMPT_ACTION,
+ name: 'push',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query persistent-storage top prompt',
+ top: PROMPT_ACTION,
+ name: 'persistent-storage',
+ type: 'persistent-storage',
+ expected: 'denied',
+ },
+ {
+ id: 'query navigation top denied',
+ top: DENY_ACTION,
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'denied',
+ },
+ {
+ id: 'query notifications top denied',
+ top: DENY_ACTION,
+ name: 'notifications',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query push top denied',
+ top: DENY_ACTION,
+ name: 'push',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query persistent-storage top denied',
+ top: DENY_ACTION,
+ name: 'persistent-storage',
+ type: 'persistent-storage',
+ expected: 'denied',
+ },
+ {
+ id: 'query navigation top granted',
+ top: ALLOW_ACTION,
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'denied',
+ },
+ {
+ id: 'query notifications top granted',
+ top: ALLOW_ACTION,
+ name: 'notifications',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query push top granted',
+ top: ALLOW_ACTION,
+ name: 'push',
+ type: 'desktop-notification',
+ expected: 'denied',
+ },
+ {
+ id: 'query persistent-storage top granted',
+ top: ALLOW_ACTION,
+ name: 'persistent-storage',
+ type: 'persistent-storage',
+ expected: 'denied',
+ },
+ {
+ id: 'query navigation top denied, iframe has allow attribute',
+ top: DENY_ACTION,
+ allow: 'geolocation',
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'denied',
+ },
+ {
+ id: 'query navigation top granted, iframe has allow attribute',
+ top: ALLOW_ACTION,
+ allow: 'geolocation',
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'granted',
+ },
+ {
+ id: 'query navigation top prompt, iframe has allow attribute',
+ top: PROMPT_ACTION,
+ allow: 'geolocation',
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'prompt',
+ },
+ {
+ id: 'query navigation top unknown, iframe has allow attribute',
+ top: UNKNOWN_ACTION,
+ allow: 'geolocation',
+ name: 'geolocation',
+ type: 'geo',
+ expected: 'prompt',
+ },
+
+ ];
+
+ SimpleTest.waitForExplicitFinish();
+
+ async function nextTest() {
+ if (!tests.length) {
+ SimpleTest.finish();
+ return;
+ }
+
+ let test = tests.shift();
+ await setPermission(test.type, test.top)
+ .then(() => createIframe(test.id, test.allow))
+ .then(iframe => checkPermission(iframe, test.expected, test.name))
+ .then(() => removeIframe(test.id));
+
+ SimpleTest.executeSoon(nextTest);
+ }
+
+ SpecialPowers.pushPrefEnv({"set": [
+ ["permissions.delegation.enabled", true],
+ ]}).then(nextTest);
+ </script>
+</body>
+
+</html>
diff --git a/dom/permission/tests/test_permissions_api.html b/dom/permission/tests/test_permissions_api.html
new file mode 100644
index 0000000000..bef0b56a03
--- /dev/null
+++ b/dom/permission/tests/test_permissions_api.html
@@ -0,0 +1,298 @@
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<!DOCTYPE HTML>
+<html>
+
+<head>
+ <meta charset="utf-8">
+ <title>Test for Permissions API</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" href="/tests/SimpleTest/test.css">
+</head>
+
+<body>
+ <pre id="test"></pre>
+ <script type="application/javascript">
+ /*globals SpecialPowers, SimpleTest, is, ok, */
+ 'use strict';
+
+ const {
+ UNKNOWN_ACTION,
+ PROMPT_ACTION,
+ ALLOW_ACTION,
+ DENY_ACTION
+ } = SpecialPowers.Ci.nsIPermissionManager;
+
+ SimpleTest.waitForExplicitFinish();
+
+ const PERMISSIONS = [{
+ name: 'geolocation',
+ type: 'geo'
+ }, {
+ name: 'notifications',
+ type: 'desktop-notification'
+ }, {
+ name: 'push',
+ type: 'desktop-notification'
+ }, {
+ name: 'persistent-storage',
+ type: 'persistent-storage'
+ }, {
+ name: 'midi',
+ type: 'midi'
+ }, ];
+
+ const UNSUPPORTED_PERMISSIONS = [
+ 'foobarbaz', // Not in spec, for testing only.
+ ];
+
+ // Create a closure, so that tests are run on the correct window object.
+ function createPermissionTester(iframe) {
+ const iframeWindow = iframe.contentWindow;
+ return {
+ async setPermissions(allow, context = iframeWindow.document) {
+ const permissions = PERMISSIONS.map(({ type }) => {
+ return {
+ type,
+ allow,
+ context,
+ };
+ });
+ await SpecialPowers.popPermissions();
+ return SpecialPowers.pushPermissions(permissions);
+ },
+ revokePermissions() {
+ const promisesToRevoke = PERMISSIONS.map(({ name }) => {
+ return iframeWindow.navigator.permissions
+ .revoke({ name })
+ .then(
+ ({ state }) => is(state, 'prompt', `correct state for '${name}'`),
+ () => ok(false, `revoke should not have rejected for '${name}'`)
+ );
+ });
+ return Promise.all(promisesToRevoke);
+ },
+ revokeUnsupportedPermissions() {
+ const promisesToRevoke = UNSUPPORTED_PERMISSIONS.map(({ name }) => {
+ return iframeWindow.navigator.permissions
+ .revoke({ name })
+ .then(
+ () => ok(false, `revoke should not have resolved for '${name}'`),
+ error => is(error.name, 'TypeError', `revoke should have thrown TypeError for '${name}'`)
+ );
+ });
+ return Promise.all(promisesToRevoke);
+ },
+ checkPermissions(expectedState) {
+ const promisesToQuery = PERMISSIONS.map(({ name: expectedName }) => {
+ return iframeWindow.navigator.permissions
+ .query({ name: expectedName })
+ .then(
+ ({ state, name }) => {
+ is(state, expectedState, `correct state for '${expectedName}'`)
+ is(name, expectedName, `correct name for '${expectedName}'`)
+ },
+ () => ok(false, `query should not have rejected for '${name}'`)
+ );
+ });
+ return Promise.all(promisesToQuery);
+ },
+ checkUnsupportedPermissions() {
+ const promisesToQuery = UNSUPPORTED_PERMISSIONS.map(({ name }) => {
+ return iframeWindow.navigator.permissions
+ .query({ name })
+ .then(
+ () => ok(false, `query should not have resolved for '${name}'`),
+ error => {
+ is(error.name, 'TypeError',
+ `query should have thrown TypeError for '${name}'`);
+ }
+ );
+ });
+ return Promise.all(promisesToQuery);
+ },
+ promiseStateChanged(name, state) {
+ return iframeWindow.navigator.permissions
+ .query({ name })
+ .then(status => {
+ return new Promise( resolve => {
+ status.onchange = () => {
+ status.onchange = null;
+ is(status.state, state, `state changed for '${name}'`);
+ resolve();
+ };
+ });
+ },
+ () => ok(false, `query should not have rejected for '${name}'`));
+ },
+ testStatusOnChange() {
+ return new Promise((resolve) => {
+ SpecialPowers.popPermissions(() => {
+ const permission = 'geolocation';
+ const promiseGranted = this.promiseStateChanged(permission, 'granted');
+ this.setPermissions(ALLOW_ACTION);
+ promiseGranted.then(async () => {
+ const promisePrompt = this.promiseStateChanged(permission, 'prompt');
+ await SpecialPowers.popPermissions();
+ return promisePrompt;
+ }).then(resolve);
+ });
+ });
+ },
+ testInvalidQuery() {
+ return iframeWindow.navigator.permissions
+ .query({ name: 'invalid' })
+ .then(
+ () => ok(false, 'invalid query should not have resolved'),
+ () => ok(true, 'invalid query should have rejected')
+ );
+ },
+ testInvalidRevoke() {
+ return iframeWindow.navigator.permissions
+ .revoke({ name: 'invalid' })
+ .then(
+ () => ok(false, 'invalid revoke should not have resolved'),
+ () => ok(true, 'invalid revoke should have rejected')
+ );
+ },
+ async testNotFullyActiveDoc() {
+ const iframe1 = await createIframe();
+ const expectedErrorClass = iframe1.contentWindow.DOMException;
+ const permAPI = iframe1.contentWindow.navigator.permissions;
+ // Document no longer fully active
+ iframe1.remove();
+ await new Promise((res) => {
+ permAPI.query({ name: "geolocation" }).catch((error) => {
+ ok(
+ error instanceof expectedErrorClass,
+ "DOMException from other realm"
+ );
+ is(
+ error.name,
+ "InvalidStateError",
+ "Must reject with a InvalidStateError"
+ );
+ iframe1.remove();
+ res();
+ });
+ });
+ },
+ async testNotFullyActiveChange() {
+ await SpecialPowers.popPermissions();
+ const iframe2 = await createIframe();
+ const initialStatus = await iframe2.contentWindow.navigator.permissions.query(
+ { name: "geolocation" }
+ );
+ await SpecialPowers.pushPermissions([
+ {
+ type: "geo",
+ allow: PROMPT_ACTION,
+ context: iframe2.contentWindow.document,
+ },
+ ]);
+ is(
+ initialStatus.state,
+ "prompt",
+ "Initially the iframe's permission is prompt"
+ );
+
+ // Document no longer fully active
+ const stolenDoc = iframe2.contentWindow.document;
+ iframe2.remove();
+ initialStatus.onchange = () => {
+ ok(false, "onchange must not fire when document is not fully active.");
+ };
+ // We set it to grant for this origin, but the PermissionStatus doesn't change.
+ await SpecialPowers.pushPermissions([
+ {
+ type: "geo",
+ allow: ALLOW_ACTION,
+ context: stolenDoc,
+ },
+ ]);
+ is(
+ initialStatus.state,
+ "prompt",
+ "Inactive document's permission must not change"
+ );
+
+ // Re-attach the iframe
+ document.body.appendChild(iframe2);
+ await new Promise((res) => (iframe2.onload = res));
+ // Fully active again
+ const newStatus = await iframe2.contentWindow.navigator.permissions.query({
+ name: "geolocation",
+ });
+ is(newStatus.state, "granted", "Reflect that we are granted");
+
+ const newEventPromise = new Promise((res) => (newStatus.onchange = res));
+ await SpecialPowers.pushPermissions([
+ {
+ type: "geo",
+ allow: DENY_ACTION,
+ context: iframe2.contentWindow.document,
+ },
+ ]);
+ // Event fires...
+ await newEventPromise;
+ is(initialStatus.state, "prompt", "Remains prompt, as it's actually dead.");
+ is(newStatus.state, "denied", "New status must be 'denied'.");
+ iframe2.remove();
+ },
+ };
+ }
+
+ function enablePrefs() {
+ const ops = {
+ 'set': [
+ ['dom.permissions.revoke.enable', true],
+ ],
+ };
+ return SpecialPowers.pushPrefEnv(ops);
+ }
+
+ function createIframe() {
+ return new Promise((resolve) => {
+ const iframe = document.createElement('iframe');
+ iframe.src = 'file_empty.html';
+ iframe.onload = () => resolve(iframe);
+ document.body.appendChild(iframe);
+ });
+ }
+
+ window.onload = () => {
+ enablePrefs()
+ .then(createIframe)
+ .then(createPermissionTester)
+ .then((tester) => {
+ return tester
+ .checkUnsupportedPermissions()
+ .then(() => tester.setPermissions(UNKNOWN_ACTION))
+ .then(() => tester.checkPermissions('prompt'))
+ .then(() => tester.setPermissions(PROMPT_ACTION))
+ .then(() => tester.checkPermissions('prompt'))
+ .then(() => tester.setPermissions(ALLOW_ACTION))
+ .then(() => tester.checkPermissions('granted'))
+ .then(() => tester.setPermissions(DENY_ACTION))
+ .then(() => tester.checkPermissions('denied'))
+ .then(() => tester.testStatusOnChange())
+ .then(() => tester.testInvalidQuery())
+ .then(() => tester.revokeUnsupportedPermissions())
+ .then(() => tester.revokePermissions())
+ .then(() => tester.checkPermissions('prompt'))
+ .then(() => tester.testInvalidRevoke())
+ .then(() => tester.testNotFullyActiveDoc())
+ .then(() => tester.testNotFullyActiveChange());
+ })
+ .then(SimpleTest.finish)
+ .catch((e) => {
+ ok(false, `Unexpected error ${e}`);
+ SimpleTest.finish();
+ });
+ };
+ </script>
+</body>
+
+</html>
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 04:59:11 +0000