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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/quota/storage_manager.h"
#include "mojo/public/cpp/bindings/callback_helpers.h"
#include "services/service_manager/public/cpp/interface_provider.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_storage_estimate.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/dom_exception.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/frame/frame.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/modules/permissions/permission_utils.h"
#include "third_party/blink/renderer/modules/quota/quota_utils.h"
#include "third_party/blink/renderer/modules/quota/storage_estimate.h"
#include "third_party/blink/renderer/platform/wtf/assertions.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"
namespace blink {
using mojom::blink::PermissionName;
using mojom::blink::PermissionService;
using mojom::blink::PermissionStatus;
namespace {
const char kUniqueOriginErrorMessage[] =
"The operation is not supported in this context.";
void QueryStorageUsageAndQuotaCallback(ScriptPromiseResolver* resolver,
mojom::QuotaStatusCode status_code,
int64_t usage_in_bytes,
int64_t quota_in_bytes) {
if (status_code != mojom::QuotaStatusCode::kOk) {
// TODO(sashab): Replace this with a switch statement, and remove the enum
// values from QuotaStatusCode.
resolver->Reject(
DOMException::Create(static_cast<DOMExceptionCode>(status_code)));
return;
}
StorageEstimate estimate;
estimate.setUsage(usage_in_bytes);
estimate.setQuota(quota_in_bytes);
resolver->Resolve(estimate);
}
} // namespace
ScriptPromise StorageManager::persist(ScriptState* script_state) {
ScriptPromiseResolver* resolver = ScriptPromiseResolver::Create(script_state);
ScriptPromise promise = resolver->Promise();
ExecutionContext* execution_context = ExecutionContext::From(script_state);
DCHECK(execution_context->IsSecureContext()); // [SecureContext] in IDL
const SecurityOrigin* security_origin =
execution_context->GetSecurityOrigin();
if (security_origin->IsOpaque()) {
resolver->Reject(V8ThrowException::CreateTypeError(
script_state->GetIsolate(), kUniqueOriginErrorMessage));
return promise;
}
Document* doc = To<Document>(execution_context);
GetPermissionService(ExecutionContext::From(script_state))
.RequestPermission(
CreatePermissionDescriptor(PermissionName::DURABLE_STORAGE),
LocalFrame::HasTransientUserActivation(doc->GetFrame()),
WTF::Bind(&StorageManager::PermissionRequestComplete,
WrapPersistent(this), WrapPersistent(resolver)));
return promise;
}
ScriptPromise StorageManager::persisted(ScriptState* script_state) {
ScriptPromiseResolver* resolver = ScriptPromiseResolver::Create(script_state);
ScriptPromise promise = resolver->Promise();
ExecutionContext* execution_context = ExecutionContext::From(script_state);
DCHECK(execution_context->IsSecureContext()); // [SecureContext] in IDL
const SecurityOrigin* security_origin =
execution_context->GetSecurityOrigin();
if (security_origin->IsOpaque()) {
resolver->Reject(V8ThrowException::CreateTypeError(
script_state->GetIsolate(), kUniqueOriginErrorMessage));
return promise;
}
GetPermissionService(ExecutionContext::From(script_state))
.HasPermission(
CreatePermissionDescriptor(PermissionName::DURABLE_STORAGE),
WTF::Bind(&StorageManager::PermissionRequestComplete,
WrapPersistent(this), WrapPersistent(resolver)));
return promise;
}
ScriptPromise StorageManager::estimate(ScriptState* script_state) {
ScriptPromiseResolver* resolver = ScriptPromiseResolver::Create(script_state);
ScriptPromise promise = resolver->Promise();
ExecutionContext* execution_context = ExecutionContext::From(script_state);
DCHECK(execution_context->IsSecureContext()); // [SecureContext] in IDL
const SecurityOrigin* security_origin =
execution_context->GetSecurityOrigin();
if (security_origin->IsOpaque()) {
resolver->Reject(V8ThrowException::CreateTypeError(
script_state->GetIsolate(), kUniqueOriginErrorMessage));
return promise;
}
auto callback =
WTF::Bind(&QueryStorageUsageAndQuotaCallback, WrapPersistent(resolver));
GetQuotaHost(execution_context)
.QueryStorageUsageAndQuota(
WrapRefCounted(security_origin), mojom::StorageType::kTemporary,
mojo::WrapCallbackWithDefaultInvokeIfNotRun(
std::move(callback), mojom::QuotaStatusCode::kErrorAbort, 0, 0));
return promise;
}
PermissionService& StorageManager::GetPermissionService(
ExecutionContext* execution_context) {
if (!permission_service_) {
ConnectToPermissionService(execution_context,
mojo::MakeRequest(&permission_service_));
permission_service_.set_connection_error_handler(
WTF::Bind(&StorageManager::PermissionServiceConnectionError,
WrapWeakPersistent(this)));
}
return *permission_service_;
}
void StorageManager::PermissionServiceConnectionError() {
permission_service_.reset();
}
void StorageManager::PermissionRequestComplete(ScriptPromiseResolver* resolver,
PermissionStatus status) {
if (!resolver->GetExecutionContext() ||
resolver->GetExecutionContext()->IsContextDestroyed())
return;
resolver->Resolve(status == PermissionStatus::GRANTED);
}
mojom::blink::QuotaDispatcherHost& StorageManager::GetQuotaHost(
ExecutionContext* execution_context) {
if (!quota_host_) {
ConnectToQuotaDispatcherHost(execution_context,
mojo::MakeRequest("a_host_));
}
return *quota_host_;
}
STATIC_ASSERT_ENUM(mojom::QuotaStatusCode::kErrorNotSupported,
DOMExceptionCode::kNotSupportedError);
STATIC_ASSERT_ENUM(mojom::QuotaStatusCode::kErrorInvalidModification,
DOMExceptionCode::kInvalidModificationError);
STATIC_ASSERT_ENUM(mojom::QuotaStatusCode::kErrorInvalidAccess,
DOMExceptionCode::kInvalidAccessError);
STATIC_ASSERT_ENUM(mojom::QuotaStatusCode::kErrorAbort,
DOMExceptionCode::kAbortError);
} // namespace blink
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