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// Copyright 2014 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.
#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_GCM_APP_HANDLER_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_GCM_APP_HANDLER_H_
#include <memory>
#include <string>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/scoped_observer.h"
#include "components/gcm_driver/common/gcm_messages.h"
#include "components/gcm_driver/gcm_app_handler.h"
#include "components/gcm_driver/gcm_client.h"
#include "components/gcm_driver/instance_id/instance_id.h"
#include "extensions/browser/browser_context_keyed_api_factory.h"
#include "extensions/browser/extension_registry_observer.h"
class Profile;
namespace content {
class BrowserContext;
}
namespace gcm {
class GCMDriver;
}
namespace instance_id {
class InstanceIDDriver;
}
namespace extensions {
class ExtensionRegistry;
class GcmJsEventRouter;
// Defines the interface to provide handling logic for a given app.
class ExtensionGCMAppHandler : public gcm::GCMAppHandler,
public BrowserContextKeyedAPI,
public ExtensionRegistryObserver {
public:
explicit ExtensionGCMAppHandler(content::BrowserContext* context);
~ExtensionGCMAppHandler() override;
// BrowserContextKeyedAPI implementation.
static BrowserContextKeyedAPIFactory<ExtensionGCMAppHandler>*
GetFactoryInstance();
void Shutdown() override;
// gcm::GCMAppHandler implementation.
void ShutdownHandler() override;
void OnStoreReset() override;
void OnMessage(const std::string& app_id,
const gcm::IncomingMessage& message) override;
void OnMessagesDeleted(const std::string& app_id) override;
void OnSendError(
const std::string& app_id,
const gcm::GCMClient::SendErrorDetails& send_error_details) override;
void OnSendAcknowledged(const std::string& app_id,
const std::string& message_id) override;
protected:
// Could be overridden by testing purpose.
virtual void OnUnregisterCompleted(const std::string& app_id,
gcm::GCMClient::Result result);
virtual void OnDeleteIDCompleted(const std::string& app_id,
instance_id::InstanceID::Result result);
virtual void AddAppHandler(const std::string& app_id);
virtual void RemoveAppHandler(const std::string& app_id);
gcm::GCMDriver* GetGCMDriver() const;
instance_id::InstanceIDDriver* GetInstanceIDDriver() const;
private:
friend class BrowserContextKeyedAPIFactory<ExtensionGCMAppHandler>;
// ExtensionRegistryObserver implementation.
void OnExtensionLoaded(content::BrowserContext* browser_context,
const Extension* extension) override;
void OnExtensionUnloaded(content::BrowserContext* browser_context,
const Extension* extension,
UnloadedExtensionReason reason) override;
void OnExtensionUninstalled(content::BrowserContext* browser_context,
const Extension* extension,
extensions::UninstallReason reason) override;
void RemoveInstanceID(const std::string& app_id);
void AddDummyAppHandler();
void RemoveDummyAppHandler();
// BrowserContextKeyedAPI implementation.
static const char* service_name() { return "ExtensionGCMAppHandler"; }
static const bool kServiceIsNULLWhileTesting = true;
Profile* profile_;
// Listen to extension load, unloaded notifications.
ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
extension_registry_observer_;
std::unique_ptr<extensions::GcmJsEventRouter> js_event_router_;
base::WeakPtrFactory<ExtensionGCMAppHandler> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(ExtensionGCMAppHandler);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_GCM_APP_HANDLER_H_
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