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/* -*- 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
#include "mozilla/dom/StorageAccessPermissionStatus.h"
#include "mozilla/AntiTrackingUtils.h"
#include "mozilla/dom/WindowGlobalChild.h"
#include "mozilla/dom/BrowsingContext.h"
#include "mozilla/dom/FeaturePolicyUtils.h"
#include "mozilla/dom/PermissionStatus.h"
#include "mozilla/dom/PermissionStatusBinding.h"
#include "nsIPermissionManager.h"
namespace mozilla::dom {
StorageAccessPermissionStatus::StorageAccessPermissionStatus(
nsPIDOMWindowInner* aWindow)
: PermissionStatus(aWindow, PermissionName::Storage_access) {}
RefPtr<PermissionStatus::SimplePromise>
StorageAccessPermissionStatus::UpdateState() {
nsCOMPtr<nsPIDOMWindowInner> window = GetOwner();
if (NS_WARN_IF(!window)) {
return SimplePromise::CreateAndReject(NS_ERROR_FAILURE, __func__);
}
WindowGlobalChild* wgc = window->GetWindowGlobalChild();
if (NS_WARN_IF(!wgc)) {
return SimplePromise::CreateAndReject(NS_ERROR_FAILURE, __func__);
}
// Perform a Permission Policy Request
if (!FeaturePolicyUtils::IsFeatureAllowed(window->GetExtantDoc(),
u"storage-access"_ns)) {
mState = PermissionState::Prompt;
return SimplePromise::CreateAndResolve(NS_OK, __func__);
}
RefPtr<StorageAccessPermissionStatus> self(this);
return wgc->SendGetStorageAccessPermission()->Then(
GetMainThreadSerialEventTarget(), __func__,
[self](uint32_t aAction) {
if (aAction == nsIPermissionManager::ALLOW_ACTION) {
self->mState = PermissionState::Granted;
} else {
// We never reveal PermissionState::Denied here
self->mState = PermissionState::Prompt;
}
return SimplePromise::CreateAndResolve(NS_OK, __func__);
},
[](mozilla::ipc::ResponseRejectReason aError) {
return SimplePromise::CreateAndResolve(NS_ERROR_FAILURE, __func__);
});
}
bool StorageAccessPermissionStatus::MaybeUpdatedBy(
nsIPermission* aPermission) const {
return false;
}
bool StorageAccessPermissionStatus::MaybeUpdatedByNotifyOnly(
nsPIDOMWindowInner* aInnerWindow) const {
nsPIDOMWindowInner* owner = GetOwner();
NS_ENSURE_TRUE(owner, false);
NS_ENSURE_TRUE(aInnerWindow, false);
return owner->WindowID() == aInnerWindow->WindowID();
}
} // namespace mozilla::dom