forked from mirrors/gecko-dev
90 lines
3.3 KiB
C++
90 lines
3.3 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/StorageAccessPermissionStatus.h"
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#include "mozilla/AntiTrackingUtils.h"
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#include "mozilla/dom/WindowGlobalChild.h"
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#include "mozilla/dom/BrowsingContext.h"
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#include "mozilla/dom/FeaturePolicyUtils.h"
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#include "mozilla/dom/PermissionStatus.h"
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#include "mozilla/dom/PermissionStatusBinding.h"
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#include "nsIPermissionManager.h"
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namespace mozilla::dom {
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// static
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RefPtr<PermissionStatus::CreatePromise> StorageAccessPermissionStatus::Create(
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nsPIDOMWindowInner* aWindow) {
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RefPtr<PermissionStatus> status = new StorageAccessPermissionStatus(aWindow);
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return status->Init()->Then(
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GetMainThreadSerialEventTarget(), __func__,
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[status](nsresult aOk) {
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MOZ_ASSERT(NS_SUCCEEDED(aOk));
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return MozPromise<RefPtr<PermissionStatus>, nsresult,
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true>::CreateAndResolve(status, __func__);
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},
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[](nsresult aError) {
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MOZ_ASSERT(NS_FAILED(aError));
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return MozPromise<RefPtr<PermissionStatus>, nsresult,
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true>::CreateAndReject(aError, __func__);
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});
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}
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StorageAccessPermissionStatus::StorageAccessPermissionStatus(
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nsPIDOMWindowInner* aWindow)
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: PermissionStatus(aWindow, PermissionName::Storage_access) {}
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RefPtr<PermissionStatus::SimplePromise>
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StorageAccessPermissionStatus::UpdateState() {
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nsCOMPtr<nsPIDOMWindowInner> window = GetOwner();
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if (NS_WARN_IF(!window)) {
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return SimplePromise::CreateAndReject(NS_ERROR_FAILURE, __func__);
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}
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WindowGlobalChild* wgc = window->GetWindowGlobalChild();
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if (NS_WARN_IF(!wgc)) {
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return SimplePromise::CreateAndReject(NS_ERROR_FAILURE, __func__);
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}
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// Perform a Permission Policy Request
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if (!FeaturePolicyUtils::IsFeatureAllowed(window->GetExtantDoc(),
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u"storage-access"_ns)) {
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mState = PermissionState::Prompt;
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return SimplePromise::CreateAndResolve(NS_OK, __func__);
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}
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RefPtr<StorageAccessPermissionStatus> self(this);
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return wgc->SendGetStorageAccessPermission()->Then(
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GetMainThreadSerialEventTarget(), __func__,
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[self](uint32_t aAction) {
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if (aAction == nsIPermissionManager::ALLOW_ACTION) {
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self->mState = PermissionState::Granted;
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} else {
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// We never reveal PermissionState::Denied here
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self->mState = PermissionState::Prompt;
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}
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return SimplePromise::CreateAndResolve(NS_OK, __func__);
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},
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[](mozilla::ipc::ResponseRejectReason aError) {
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return SimplePromise::CreateAndResolve(NS_ERROR_FAILURE, __func__);
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});
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}
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bool StorageAccessPermissionStatus::MaybeUpdatedBy(
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nsIPermission* aPermission) const {
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return false;
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}
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bool StorageAccessPermissionStatus::MaybeUpdatedByNotifyOnly(
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nsPIDOMWindowInner* aInnerWindow) const {
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nsPIDOMWindowInner* owner = GetOwner();
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NS_ENSURE_TRUE(owner, false);
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NS_ENSURE_TRUE(aInnerWindow, false);
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return owner->WindowID() == aInnerWindow->WindowID();
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}
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} // namespace mozilla::dom
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