forked from mirrors/gecko-dev
0917a1636c
Backed out changeset a0db8be67659 (bug 1589554) Backed out changeset 76a3c248813f (bug 1589554) Backed out changeset f1500173aa53 (bug 1589554) Backed out changeset e02e11c3d977 (bug 1589554) Backed out changeset 202c4f5c642b (bug 1589554) Backed out changeset 82e03a404c2f (bug 1589554) Backed out changeset b55991835aec (bug 1589554)
117 lines
3.8 KiB
C++
117 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/Permissions.h"
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/Document.h"
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#include "mozilla/dom/MidiPermissionStatus.h"
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#include "mozilla/dom/PermissionMessageUtils.h"
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#include "mozilla/dom/PermissionStatus.h"
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#include "mozilla/dom/PermissionsBinding.h"
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#include "mozilla/dom/Promise.h"
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#include "mozilla/dom/StorageAccessPermissionStatus.h"
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#include "mozilla/Components.h"
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#include "nsIPermissionManager.h"
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#include "PermissionUtils.h"
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namespace mozilla::dom {
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Permissions)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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NS_IMPL_CYCLE_COLLECTING_ADDREF(Permissions)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(Permissions)
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NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(Permissions, mWindow)
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Permissions::Permissions(nsPIDOMWindowInner* aWindow) : mWindow(aWindow) {}
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Permissions::~Permissions() = default;
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JSObject* Permissions::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return Permissions_Binding::Wrap(aCx, this, aGivenProto);
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}
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namespace {
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RefPtr<MozPromise<RefPtr<PermissionStatus>, nsresult, true>>
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CreatePermissionStatus(JSContext* aCx, JS::Handle<JSObject*> aPermission,
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nsPIDOMWindowInner* aWindow, ErrorResult& aRv) {
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PermissionDescriptor permission;
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JS::Rooted<JS::Value> value(aCx, JS::ObjectOrNullValue(aPermission));
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if (NS_WARN_IF(!permission.Init(aCx, value))) {
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aRv.NoteJSContextException(aCx);
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return nullptr;
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}
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switch (permission.mName) {
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case PermissionName::Midi: {
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MidiPermissionDescriptor midiPerm;
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if (NS_WARN_IF(!midiPerm.Init(aCx, value))) {
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aRv.NoteJSContextException(aCx);
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return nullptr;
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}
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bool sysex = midiPerm.mSysex.WasPassed() && midiPerm.mSysex.Value();
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return MidiPermissionStatus::Create(aWindow, sysex);
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}
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case PermissionName::Storage_access:
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return StorageAccessPermissionStatus::Create(aWindow);
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case PermissionName::Geolocation:
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case PermissionName::Notifications:
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case PermissionName::Push:
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case PermissionName::Persistent_storage:
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return PermissionStatus::Create(aWindow, permission.mName);
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default:
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MOZ_ASSERT_UNREACHABLE("Unhandled type");
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return MozPromise<RefPtr<PermissionStatus>, nsresult,
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true>::CreateAndReject(NS_ERROR_NOT_IMPLEMENTED,
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__func__);
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}
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}
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} // namespace
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already_AddRefed<Promise> Permissions::Query(JSContext* aCx,
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JS::Handle<JSObject*> aPermission,
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ErrorResult& aRv) {
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if (!mWindow || !mWindow->IsFullyActive()) {
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aRv.ThrowInvalidStateError("The document is not fully active.");
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return nullptr;
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}
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RefPtr<Promise> promise = Promise::Create(mWindow->AsGlobal(), aRv);
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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auto permissionStatusPromise =
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CreatePermissionStatus(aCx, aPermission, mWindow, aRv);
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if (!permissionStatusPromise) {
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return nullptr;
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}
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permissionStatusPromise->Then(
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GetMainThreadSerialEventTarget(), __func__,
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[promise](const RefPtr<PermissionStatus>& aStatus) {
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promise->MaybeResolve(aStatus);
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return;
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},
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[](nsresult aError) {
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MOZ_ASSERT(NS_FAILED(aError));
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NS_WARNING("Failed PermissionStatus creation");
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return;
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});
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return promise.forget();
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}
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} // namespace mozilla::dom
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