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 "base/memory/scoped_vector.h"
   9 #include "extensions/browser/extension_system.h"
  10 #include "extensions/common/one_shot_event.h"
  11
  12 class Profile;
  13
  14 namespace extensions {
  15
  16 class ExtensionSystemSharedFactory;
  17 class NavigationObserver;
  18 class StateStoreNotificationObserver;
  19
  20 // The ExtensionSystem for ProfileImpl and OffTheRecordProfileImpl.
  21 // Implementation details: non-shared services are owned by
  22 // ExtensionSystemImpl, a KeyedService with separate incognito
  23 // instances. A private Shared class (also a KeyedService,
  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   ~ExtensionSystemImpl() override;
  29
  30   // KeyedService implementation.
  31   void Shutdown() override;
  32
  33   void InitForRegularProfile(bool extensions_enabled) override;
  34
  35   ExtensionService* extension_service() override;  // shared
  36   RuntimeData* runtime_data() override;            // shared
  37   ManagementPolicy* management_policy() override;  // shared
  38   SharedUserScriptMaster* shared_user_script_master() override;  // shared
  39   StateStore* state_store() override;                              // shared
  40   StateStore* rules_store() override;                              // shared
  41   InfoMap* info_map() override;                                    // shared
  42   QuotaService* quota_service() override;  // shared
  43   AppSorting* app_sorting() override;  // shared
  44
  45   void RegisterExtensionWithRequestContexts(
  46       const Extension* extension,
  47       const base::Closure& callback) override;
  48
  49   void UnregisterExtensionWithRequestContexts(
  50       const std::string& extension_id,
  51       const UnloadedExtensionInfo::Reason reason) override;
  52
  53   const OneShotEvent& ready() const override;
  54   ContentVerifier* content_verifier() override;  // shared
  55   scoped_ptr<ExtensionSet> GetDependentExtensions(
  56       const Extension* extension) override;
  57
  58  private:
  59   friend class ExtensionSystemSharedFactory;
  60
  61   // Owns the Extension-related systems that have a single instance
  62   // shared between normal and incognito profiles.
  63   class Shared : public KeyedService {
  64    public:
  65     explicit Shared(Profile* profile);
  66     ~Shared() override;
  67
  68     // Initialization takes place in phases.
  69     virtual void InitPrefs();
  70     // This must not be called until all the providers have been created.
  71     void RegisterManagementPolicyProviders();
  72     void Init(bool extensions_enabled);
  73
  74     // KeyedService implementation.
  75     void Shutdown() override;
  76
  77     StateStore* state_store();
  78     StateStore* rules_store();
  79     ExtensionService* extension_service();
  80     RuntimeData* runtime_data();
  81     ManagementPolicy* management_policy();
  82     SharedUserScriptMaster* shared_user_script_master();
  83     InfoMap* info_map();
  84     QuotaService* quota_service();
  85     AppSorting* app_sorting();
  86     const OneShotEvent& ready() const { return ready_; }
  87     ContentVerifier* content_verifier();
  88
  89    private:
  90     Profile* profile_;
  91
  92     // The services that are shared between normal and incognito profiles.
  93
  94     scoped_ptr<StateStore> state_store_;
  95     scoped_ptr<StateStoreNotificationObserver>
  96         state_store_notification_observer_;
  97     scoped_ptr<StateStore> rules_store_;
  98     scoped_ptr<NavigationObserver> navigation_observer_;
  99     // Shared memory region manager for scripts statically declared in extension
 100     // manifests. This region is shared between all extensions.
 101     scoped_ptr<SharedUserScriptMaster> shared_user_script_master_;
 102     scoped_ptr<RuntimeData> runtime_data_;
 103     // ExtensionService depends on StateStore, Blacklist and RuntimeData.
 104     scoped_ptr<ExtensionService> extension_service_;
 105     scoped_ptr<ManagementPolicy> management_policy_;
 106     // extension_info_map_ needs to outlive process_manager_.
 107     scoped_refptr<InfoMap> extension_info_map_;
 108     scoped_ptr<QuotaService> quota_service_;
 109     scoped_ptr<AppSorting> app_sorting_;
 110
 111     // For verifying the contents of extensions read from disk.
 112     scoped_refptr<ContentVerifier> content_verifier_;
 113
 114 #if defined(OS_CHROMEOS)
 115     scoped_ptr<chromeos::DeviceLocalAccountManagementPolicyProvider>
 116         device_local_account_management_policy_provider_;
 117 #endif
 118
 119     OneShotEvent ready_;
 120   };
 121
 122   Profile* profile_;
 123
 124   Shared* shared_;
 125
 126   DISALLOW_COPY_AND_ASSIGN(ExtensionSystemImpl);
 127 };
 128
 129 }  // namespace extensions
 130
 131 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYSTEM_IMPL_H_