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/*
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_SERVICE_WORKER_SERVICE_WORKER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_SERVICE_WORKER_SERVICE_WORKER_H_
#include <memory>
#include "base/memory/scoped_refptr.h"
#include "third_party/blink/public/mojom/service_worker/service_worker_object.mojom-blink.h"
#include "third_party/blink/public/platform/modules/service_worker/web_service_worker_object_info.h"
#include "third_party/blink/renderer/bindings/core/v8/active_script_wrappable.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/bindings/core/v8/serialization/serialized_script_value.h"
#include "third_party/blink/renderer/core/workers/abstract_worker.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_associated_receiver.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_associated_remote.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_wrapper_mode.h"
namespace blink {
class PostMessageOptions;
class ScriptObject;
class ScriptState;
class V8ServiceWorkerState;
class MODULES_EXPORT ServiceWorker final
: public AbstractWorker,
public ActiveScriptWrappable<ServiceWorker>,
public mojom::blink::ServiceWorkerObject {
DEFINE_WRAPPERTYPEINFO();
public:
static ServiceWorker* From(ExecutionContext*,
mojom::blink::ServiceWorkerObjectInfoPtr);
// TODO(crbug.com/879019): Eventually we'll remove WebServiceWorkerObjectInfo
// and use the above From() everywhere instead of this one.
static ServiceWorker* From(ExecutionContext*, WebServiceWorkerObjectInfo);
static ServiceWorker* Create(ExecutionContext* context,
WebServiceWorkerObjectInfo info) {
ServiceWorker* worker =
MakeGarbageCollected<ServiceWorker>(context, std::move(info));
worker->UpdateStateIfNeeded();
return worker;
}
ServiceWorker(ExecutionContext*, WebServiceWorkerObjectInfo);
~ServiceWorker() override;
void Trace(Visitor*) const override;
void postMessage(ScriptState*,
const ScriptValue& message,
HeapVector<ScriptObject> transfer,
ExceptionState&);
void postMessage(ScriptState*,
const ScriptValue& message,
const PostMessageOptions*,
ExceptionState&);
String scriptURL() const;
V8ServiceWorkerState state() const;
DEFINE_ATTRIBUTE_EVENT_LISTENER(statechange, kStatechange)
ServiceWorker* ToServiceWorker() override { return this; }
// ScriptWrappable overrides.
bool HasPendingActivity() const final;
// AbstractWorker overrides.
const AtomicString& InterfaceName() const override;
// Implements mojom::blink::ServiceWorkerObject.
void StateChanged(mojom::blink::ServiceWorkerState new_state) override;
ScriptPromise<IDLUndefined> InternalsTerminate(ScriptState*);
private:
// ExecutionContextLifecycleStateObserver overrides.
void ContextLifecycleStateChanged(mojom::FrameLifecycleState state) override;
void ContextDestroyed() override;
void PostMessageInternal(BlinkTransferableMessage message);
bool was_stopped_ = false;
const KURL url_;
mojom::blink::ServiceWorkerState state_;
// Both |host_| and |receiver_| are associated with
// content.mojom.ServiceWorkerContainer interface for a Document, and
// content.mojom.ServiceWorker interface for a ServiceWorkerGlobalScope.
//
// |host_| keeps the Mojo connection to the
// browser-side ServiceWorkerObjectHost, whose lifetime is bound
// to |host_| via the Mojo connection.
HeapMojoAssociatedRemote<mojom::blink::ServiceWorkerObjectHost> host_;
// Receives messages from the content::ServiceWorkerObjectHost in the browser
// process.
HeapMojoAssociatedReceiver<mojom::blink::ServiceWorkerObject, ServiceWorker>
receiver_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_SERVICE_WORKER_SERVICE_WORKER_H_
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