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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 Profile;
namespace extensions {
class ContentVerifier;
class DeclarativeUserScriptMaster;
class ExtensionSystemSharedFactory;
class ExtensionWarningBadgeService;
class NavigationObserver;
class SharedUserScriptMaster;
class StandardManagementPolicyProvider;
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);
virtual ~ExtensionSystemImpl();
// KeyedService implementation.
virtual void Shutdown() OVERRIDE;
virtual void InitForRegularProfile(bool extensions_enabled) OVERRIDE;
virtual ExtensionService* extension_service() OVERRIDE; // shared
virtual RuntimeData* runtime_data() OVERRIDE; // shared
virtual ManagementPolicy* management_policy() OVERRIDE; // shared
// shared
virtual SharedUserScriptMaster* shared_user_script_master() OVERRIDE;
virtual ProcessManager* process_manager() OVERRIDE;
virtual StateStore* state_store() OVERRIDE; // shared
virtual StateStore* rules_store() OVERRIDE; // shared
virtual LazyBackgroundTaskQueue* lazy_background_task_queue()
OVERRIDE; // shared
virtual InfoMap* info_map() OVERRIDE; // shared
virtual EventRouter* event_router() OVERRIDE; // shared
virtual WarningService* warning_service() OVERRIDE;
virtual Blacklist* blacklist() OVERRIDE; // shared
virtual ErrorConsole* error_console() OVERRIDE;
virtual InstallVerifier* install_verifier() OVERRIDE;
virtual QuotaService* quota_service() OVERRIDE; // shared
virtual void RegisterExtensionWithRequestContexts(
const Extension* extension) OVERRIDE;
virtual void UnregisterExtensionWithRequestContexts(
const std::string& extension_id,
const UnloadedExtensionInfo::Reason reason) OVERRIDE;
virtual const OneShotEvent& ready() const OVERRIDE;
virtual ContentVerifier* content_verifier() OVERRIDE; // shared
virtual scoped_ptr<ExtensionSet> GetDependentExtensions(
const Extension* extension) OVERRIDE;
virtual DeclarativeUserScriptMaster*
GetDeclarativeUserScriptMasterByExtension(
const ExtensionId& extension_id) OVERRIDE; // shared
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);
virtual ~Shared();
// 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.
virtual void Shutdown() OVERRIDE;
StateStore* state_store();
StateStore* rules_store();
ExtensionService* extension_service();
RuntimeData* runtime_data();
ManagementPolicy* management_policy();
SharedUserScriptMaster* shared_user_script_master();
Blacklist* blacklist();
InfoMap* info_map();
LazyBackgroundTaskQueue* lazy_background_task_queue();
EventRouter* event_router();
WarningService* warning_service();
ErrorConsole* error_console();
InstallVerifier* install_verifier();
QuotaService* quota_service();
const OneShotEvent& ready() const { return ready_; }
ContentVerifier* content_verifier();
DeclarativeUserScriptMaster* GetDeclarativeUserScriptMasterByExtension(
const ExtensionId& extension_id);
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_;
// Shared memory region manager for programmatically declared scripts, one
// per extension. Managers are instantiated the first time the declarative
// API is used by an extension to request content scripts.
ScopedVector<DeclarativeUserScriptMaster> declarative_user_script_masters_;
scoped_ptr<Blacklist> blacklist_;
// StandardManagementPolicyProvider depends on Blacklist.
scoped_ptr<StandardManagementPolicyProvider>
standard_management_policy_provider_;
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<WarningService> warning_service_;
scoped_ptr<ExtensionWarningBadgeService> extension_warning_badge_service_;
scoped_ptr<ErrorConsole> error_console_;
scoped_ptr<InstallVerifier> install_verifier_;
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_;
// |process_manager_| must be destroyed before the Profile's |io_data_|. While
// |process_manager_| still lives, we handle incoming resource requests from
// extension processes and those require access to the ResourceContext owned
// by |io_data_|.
scoped_ptr<ProcessManager> process_manager_;
DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_
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