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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_SYSTEM_IMPL_H_
#define CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_
#include "base/memory/scoped_vector.h"
#include "extensions/browser/extension_system.h"
#include "extensions/common/one_shot_event.h"
class DeclarativeUserScriptManager;
class Profile;
namespace extensions {
class ContentVerifier;
class ExtensionSystemSharedFactory;
class InstallVerifier;
class NavigationObserver;
class SharedUserScriptMaster;
class StateStoreNotificationObserver;
// The ExtensionSystem for ProfileImpl and OffTheRecordProfileImpl.
// Implementation details: non-shared services are owned by
// ExtensionSystemImpl, a KeyedService with separate incognito
// instances. A private Shared class (also a KeyedService,
// but with a shared instance for incognito) keeps the common services.
class ExtensionSystemImpl : public ExtensionSystem {
public:
explicit ExtensionSystemImpl(Profile* profile);
~ExtensionSystemImpl() override;
// KeyedService implementation.
void Shutdown() override;
void InitForRegularProfile(bool extensions_enabled) override;
ExtensionService* extension_service() override; // shared
RuntimeData* runtime_data() override; // shared
ManagementPolicy* management_policy() override; // shared
SharedUserScriptMaster* shared_user_script_master() override; // shared
StateStore* state_store() override; // shared
StateStore* rules_store() override; // shared
LazyBackgroundTaskQueue* lazy_background_task_queue() override; // shared
InfoMap* info_map() override; // shared
EventRouter* event_router() override; // shared
QuotaService* quota_service() override; // shared
void RegisterExtensionWithRequestContexts(
const Extension* extension) override;
void UnregisterExtensionWithRequestContexts(
const std::string& extension_id,
const UnloadedExtensionInfo::Reason reason) override;
const OneShotEvent& ready() const override;
ContentVerifier* content_verifier() override; // shared
scoped_ptr<ExtensionSet> GetDependentExtensions(
const Extension* extension) override;
private:
friend class ExtensionSystemSharedFactory;
// Owns the Extension-related systems that have a single instance
// shared between normal and incognito profiles.
class Shared : public KeyedService {
public:
explicit Shared(Profile* profile);
~Shared() override;
// Initialization takes place in phases.
virtual void InitPrefs();
// This must not be called until all the providers have been created.
void RegisterManagementPolicyProviders();
void Init(bool extensions_enabled);
// KeyedService implementation.
void Shutdown() override;
StateStore* state_store();
StateStore* rules_store();
ExtensionService* extension_service();
RuntimeData* runtime_data();
ManagementPolicy* management_policy();
SharedUserScriptMaster* shared_user_script_master();
InfoMap* info_map();
LazyBackgroundTaskQueue* lazy_background_task_queue();
EventRouter* event_router();
QuotaService* quota_service();
const OneShotEvent& ready() const { return ready_; }
ContentVerifier* content_verifier();
private:
Profile* profile_;
// The services that are shared between normal and incognito profiles.
scoped_ptr<StateStore> state_store_;
scoped_ptr<StateStoreNotificationObserver>
state_store_notification_observer_;
scoped_ptr<StateStore> rules_store_;
// LazyBackgroundTaskQueue is a dependency of
// MessageService and EventRouter.
scoped_ptr<LazyBackgroundTaskQueue> lazy_background_task_queue_;
scoped_ptr<EventRouter> event_router_;
scoped_ptr<NavigationObserver> navigation_observer_;
// Shared memory region manager for scripts statically declared in extension
// manifests. This region is shared between all extensions.
scoped_ptr<SharedUserScriptMaster> shared_user_script_master_;
scoped_ptr<RuntimeData> runtime_data_;
// ExtensionService depends on StateStore, Blacklist and RuntimeData.
scoped_ptr<ExtensionService> extension_service_;
scoped_ptr<ManagementPolicy> management_policy_;
// extension_info_map_ needs to outlive process_manager_.
scoped_refptr<InfoMap> extension_info_map_;
scoped_ptr<QuotaService> quota_service_;
// For verifying the contents of extensions read from disk.
scoped_refptr<ContentVerifier> content_verifier_;
#if defined(OS_CHROMEOS)
scoped_ptr<chromeos::DeviceLocalAccountManagementPolicyProvider>
device_local_account_management_policy_provider_;
#endif
OneShotEvent ready_;
};
Profile* profile_;
Shared* shared_;
DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_
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