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 NavigationObserver;
  17 class StateStoreNotificationObserver;
  18
  19 // The ExtensionSystem for ProfileImpl and OffTheRecordProfileImpl.
  20 // Implementation details: non-shared services are owned by
  21 // ExtensionSystemImpl, a KeyedService with separate incognito
  22 // instances. A private Shared class (also a KeyedService,
  23 // but with a shared instance for incognito) keeps the common services.
  24 class ExtensionSystemImpl : public ExtensionSystem {
  25  public:
  26   explicit ExtensionSystemImpl(Profile* profile);
  27   ~ExtensionSystemImpl() override;
  28
  29   // KeyedService implementation.
  30   void Shutdown() override;
  31
  32   void InitForRegularProfile(bool extensions_enabled) override;
  33
  34   ExtensionService* extension_service() override;  // shared
  35   RuntimeData* runtime_data() override;            // shared
  36   ManagementPolicy* management_policy() override;  // shared
  37   SharedUserScriptMaster* shared_user_script_master() override;  // shared
  38   StateStore* state_store() override;                              // shared
  39   StateStore* rules_store() override;                              // shared
  40   InfoMap* info_map() override;                                    // shared
  41   QuotaService* quota_service() override;  // shared
  42   AppSorting* app_sorting() override;  // shared
  43
  44   void RegisterExtensionWithRequestContexts(
  45       const Extension* extension,
  46       const base::Closure& callback) override;
  47
  48   void UnregisterExtensionWithRequestContexts(
  49       const std::string& extension_id,
  50       const UnloadedExtensionInfo::Reason reason) override;
  51
  52   const OneShotEvent& ready() const override;
  53   ContentVerifier* content_verifier() override;  // shared
  54   scoped_ptr<ExtensionSet> GetDependentExtensions(
  55       const Extension* extension) override;
  56
  57  private:
  58   friend class ExtensionSystemSharedFactory;
  59
  60   // Owns the Extension-related systems that have a single instance
  61   // shared between normal and incognito profiles.
  62   class Shared : public KeyedService {
  63    public:
  64     explicit Shared(Profile* profile);
  65     ~Shared() override;
  66
  67     // Initialization takes place in phases.
  68     virtual void InitPrefs();
  69     // This must not be called until all the providers have been created.
  70     void RegisterManagementPolicyProviders();
  71     void Init(bool extensions_enabled);
  72
  73     // KeyedService implementation.
  74     void Shutdown() override;
  75
  76     StateStore* state_store();
  77     StateStore* rules_store();
  78     ExtensionService* extension_service();
  79     RuntimeData* runtime_data();
  80     ManagementPolicy* management_policy();
  81     SharedUserScriptMaster* shared_user_script_master();
  82     InfoMap* info_map();
  83     QuotaService* quota_service();
  84     AppSorting* app_sorting();
  85     const OneShotEvent& ready() const { return ready_; }
  86     ContentVerifier* content_verifier();
  87
  88    private:
  89     Profile* profile_;
  90
  91     // The services that are shared between normal and incognito profiles.
  92
  93     scoped_ptr<StateStore> state_store_;
  94     scoped_ptr<StateStoreNotificationObserver>
  95         state_store_notification_observer_;
  96     scoped_ptr<StateStore> rules_store_;
  97     scoped_ptr<NavigationObserver> navigation_observer_;
  98     // Shared memory region manager for scripts statically declared in extension
  99     // manifests. This region is shared between all extensions.
 100     scoped_ptr<SharedUserScriptMaster> shared_user_script_master_;
 101     scoped_ptr<RuntimeData> runtime_data_;
 102     // ExtensionService depends on StateStore, Blacklist and RuntimeData.
 103     scoped_ptr<ExtensionService> extension_service_;
 104     scoped_ptr<ManagementPolicy> management_policy_;
 105     // extension_info_map_ needs to outlive process_manager_.
 106     scoped_refptr<InfoMap> extension_info_map_;
 107     scoped_ptr<QuotaService> quota_service_;
 108     scoped_ptr<AppSorting> app_sorting_;
 109
 110     // For verifying the contents of extensions read from disk.
 111     scoped_refptr<ContentVerifier> content_verifier_;
 112
 113 #if defined(OS_CHROMEOS)
 114     scoped_ptr<chromeos::DeviceLocalAccountManagementPolicyProvider>
 115         device_local_account_management_policy_provider_;
 116 #endif
 117
 118     OneShotEvent ready_;
 119   };
 120
 121   Profile* profile_;
 122
 123   Shared* shared_;
 124
 125   DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
 126 };
 127
 128 }  // namespace extensions
 129
 130 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_