chrome/browser/extensions/extension_system_impl.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_
   6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_
   7
   8 #include "extensions/browser/extension_system.h"
   9 #include "extensions/common/one_shot_event.h"
  10
  11 class Profile;
  12
  13 namespace extensions {
  14
  15 class ExtensionSystemSharedFactory;
  16 class ExtensionWarningBadgeService;
  17 class NavigationObserver;
  18 class StandardManagementPolicyProvider;
  19
  20 // The ExtensionSystem for ProfileImpl and OffTheRecordProfileImpl.
  21 // Implementation details: non-shared services are owned by
  22 // ExtensionSystemImpl, a BrowserContextKeyedService with separate incognito
  23 // instances. A private Shared class (also a BrowserContextKeyedService,
  24 // but with a shared instance for incognito) keeps the common services.
  25 class ExtensionSystemImpl : public ExtensionSystem {
  26  public:
  27   explicit ExtensionSystemImpl(Profile* profile);
  28   virtual ~ExtensionSystemImpl();
  29
  30   // BrowserContextKeyedService implementation.
  31   virtual void Shutdown() OVERRIDE;
  32
  33   virtual void InitForRegularProfile(bool extensions_enabled) OVERRIDE;
  34
  35   virtual ExtensionService* extension_service() OVERRIDE;  // shared
  36   virtual RuntimeData* runtime_data() OVERRIDE;  // shared
  37   virtual ManagementPolicy* management_policy() OVERRIDE;  // shared
  38   virtual UserScriptMaster* user_script_master() OVERRIDE;  // shared
  39   virtual ProcessManager* process_manager() OVERRIDE;
  40   virtual StateStore* state_store() OVERRIDE;  // shared
  41   virtual StateStore* rules_store() OVERRIDE;  // shared
  42   virtual LazyBackgroundTaskQueue* lazy_background_task_queue()
  43       OVERRIDE;  // shared
  44   virtual InfoMap* info_map() OVERRIDE; // shared
  45   virtual EventRouter* event_router() OVERRIDE;  // shared
  46   virtual ExtensionWarningService* warning_service() OVERRIDE;
  47   virtual Blacklist* blacklist() OVERRIDE;  // shared
  48   virtual ErrorConsole* error_console() OVERRIDE;
  49   virtual InstallVerifier* install_verifier() OVERRIDE;
  50   virtual QuotaService* quota_service() OVERRIDE;  // shared
  51
  52   virtual void RegisterExtensionWithRequestContexts(
  53       const Extension* extension) OVERRIDE;
  54
  55   virtual void UnregisterExtensionWithRequestContexts(
  56       const std::string& extension_id,
  57       const UnloadedExtensionInfo::Reason reason) OVERRIDE;
  58
  59   virtual const OneShotEvent& ready() const OVERRIDE;
  60
  61  private:
  62   friend class ExtensionSystemSharedFactory;
  63
  64   // Owns the Extension-related systems that have a single instance
  65   // shared between normal and incognito profiles.
  66   class Shared : public BrowserContextKeyedService {
  67    public:
  68     explicit Shared(Profile* profile);
  69     virtual ~Shared();
  70
  71     // Initialization takes place in phases.
  72     virtual void InitPrefs();
  73     // This must not be called until all the providers have been created.
  74     void RegisterManagementPolicyProviders();
  75     void Init(bool extensions_enabled);
  76
  77     // BrowserContextKeyedService implementation.
  78     virtual void Shutdown() OVERRIDE;
  79
  80     StateStore* state_store();
  81     StateStore* rules_store();
  82     ExtensionService* extension_service();
  83     RuntimeData* runtime_data();
  84     ManagementPolicy* management_policy();
  85     UserScriptMaster* user_script_master();
  86     Blacklist* blacklist();
  87     InfoMap* info_map();
  88     LazyBackgroundTaskQueue* lazy_background_task_queue();
  89     EventRouter* event_router();
  90     ExtensionWarningService* warning_service();
  91     ErrorConsole* error_console();
  92     InstallVerifier* install_verifier();
  93     QuotaService* quota_service();
  94     const OneShotEvent& ready() const { return ready_; }
  95
  96    private:
  97     Profile* profile_;
  98
  99     // The services that are shared between normal and incognito profiles.
 100
 101     scoped_ptr<StateStore> state_store_;
 102     scoped_ptr<StateStore> rules_store_;
 103     // LazyBackgroundTaskQueue is a dependency of
 104     // MessageService and EventRouter.
 105     scoped_ptr<LazyBackgroundTaskQueue> lazy_background_task_queue_;
 106     scoped_ptr<EventRouter> event_router_;
 107     scoped_ptr<NavigationObserver> navigation_observer_;
 108     scoped_refptr<UserScriptMaster> user_script_master_;
 109     scoped_ptr<Blacklist> blacklist_;
 110     // StandardManagementPolicyProvider depends on Blacklist.
 111     scoped_ptr<StandardManagementPolicyProvider>
 112         standard_management_policy_provider_;
 113     scoped_ptr<RuntimeData> runtime_data_;
 114     // ExtensionService depends on StateStore, Blacklist and RuntimeData.
 115     scoped_ptr<ExtensionService> extension_service_;
 116     scoped_ptr<ManagementPolicy> management_policy_;
 117     // extension_info_map_ needs to outlive process_manager_.
 118     scoped_refptr<InfoMap> extension_info_map_;
 119     scoped_ptr<ExtensionWarningService> extension_warning_service_;
 120     scoped_ptr<ExtensionWarningBadgeService> extension_warning_badge_service_;
 121     scoped_ptr<ErrorConsole> error_console_;
 122     scoped_ptr<InstallVerifier> install_verifier_;
 123     scoped_ptr<QuotaService> quota_service_;
 124
 125 #if defined(OS_CHROMEOS)
 126     scoped_ptr<chromeos::DeviceLocalAccountManagementPolicyProvider>
 127         device_local_account_management_policy_provider_;
 128 #endif
 129
 130     OneShotEvent ready_;
 131   };
 132
 133   Profile* profile_;
 134
 135   Shared* shared_;
 136
 137   // |process_manager_| must be destroyed before the Profile's |io_data_|. While
 138   // |process_manager_| still lives, we handle incoming resource requests from
 139   // extension processes and those require access to the ResourceContext owned
 140   // by |io_data_|.
 141   scoped_ptr<ProcessManager> process_manager_;
 142
 143   DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
 144 };
 145
 146 }  // namespace extensions
 147
 148 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_