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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__ |
6 #define CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__ | 6 #define CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/callback_forward.h" | 12 #include "base/callback_forward.h" |
13 #include "base/memory/ref_counted.h" | 13 #include "base/memory/ref_counted.h" |
14 #include "base/memory/scoped_vector.h" | 14 #include "base/memory/scoped_vector.h" |
15 #include "chrome/browser/extensions/api/declarative/rules_registry_with_cache.h" | 15 #include "chrome/browser/extensions/api/declarative/rules_registry_with_cache.h" |
16 #include "chrome/browser/extensions/api/profile_keyed_api_factory.h" | |
17 #include "chrome/browser/profiles/profile.h" | 16 #include "chrome/browser/profiles/profile.h" |
18 #include "content/public/browser/notification_observer.h" | 17 #include "content/public/browser/notification_observer.h" |
19 #include "content/public/browser/notification_registrar.h" | 18 #include "content/public/browser/notification_registrar.h" |
20 | 19 |
21 class Profile; | 20 class Profile; |
22 | 21 |
23 namespace content { | 22 namespace content { |
24 class NotificationSource; | 23 class NotificationSource; |
25 class NotificationSource; | 24 class NotificationSource; |
26 } | 25 } |
27 | 26 |
28 namespace extensions { | 27 namespace extensions { |
29 class ContentRulesRegistry; | 28 class ContentRulesRegistry; |
30 class RulesRegistry; | 29 class RulesRegistry; |
31 class RulesRegistryStorageDelegate; | 30 class RulesRegistryStorageDelegate; |
32 } | 31 } |
33 | 32 |
34 namespace extensions { | 33 namespace extensions { |
35 | 34 |
36 // This class owns all RulesRegistries implementations of an ExtensionService. | 35 // This class owns all RulesRegistries implementations of an ExtensionService. |
37 // This class lives on the UI thread. | 36 // This class lives on the UI thread. |
38 class RulesRegistryService : public ProfileKeyedAPI, | 37 class RulesRegistryService : public content::NotificationObserver { |
39 public content::NotificationObserver { | |
40 public: | 38 public: |
41 explicit RulesRegistryService(Profile* profile); | 39 explicit RulesRegistryService(Profile* profile); |
42 virtual ~RulesRegistryService(); | 40 virtual ~RulesRegistryService(); |
43 | 41 |
44 // Unregisters refptrs to concrete RulesRegistries at other objects that were | 42 // Unregisters refptrs to concrete RulesRegistries at other objects that were |
45 // created by us so that the RulesRegistries can be released. | 43 // created by us so that the RulesRegistries can be released. |
46 virtual void Shutdown() OVERRIDE; | 44 void Shutdown(); |
47 | |
48 // ProfileKeyedAPI implementation. | |
49 static ProfileKeyedAPIFactory<RulesRegistryService>* GetFactoryInstance(); | |
50 | |
51 // Convenience method to get the RulesRegistryService for a profile. | |
52 static RulesRegistryService* Get(Profile* profile); | |
53 | 45 |
54 // Registers the default RulesRegistries used in Chromium. | 46 // Registers the default RulesRegistries used in Chromium. |
55 void RegisterDefaultRulesRegistries(); | 47 void RegisterDefaultRulesRegistries(); |
56 | 48 |
57 // Registers a RulesRegistry and wraps it in an InitializingRulesRegistry. | 49 // Registers a RulesRegistry and wraps it in an InitializingRulesRegistry. |
58 void RegisterRulesRegistry(scoped_refptr<RulesRegistry> rule_registry); | 50 void RegisterRulesRegistry(scoped_refptr<RulesRegistry> rule_registry); |
59 | 51 |
60 // Returns the RulesRegistry for |event_name| or NULL if no such registry | 52 // Returns the RulesRegistry for |event_name| or NULL if no such registry |
61 // has been registered. | 53 // has been registered. |
62 scoped_refptr<RulesRegistry> GetRulesRegistry( | 54 scoped_refptr<RulesRegistry> GetRulesRegistry( |
63 const std::string& event_name) const; | 55 const std::string& event_name) const; |
64 | 56 |
65 // Accessors for each type of rules registry. | 57 // Accessors for each type of rules registry. |
66 ContentRulesRegistry* content_rules_registry() const { | 58 ContentRulesRegistry* content_rules_registry() const { |
67 return content_rules_registry_; | 59 return content_rules_registry_; |
68 } | 60 } |
69 | 61 |
70 // For testing. | 62 // For testing. |
71 void SimulateExtensionUnloaded(const std::string& extension_id); | 63 void SimulateExtensionUnloaded(const std::string& extension_id); |
72 private: | 64 private: |
73 friend class ProfileKeyedAPIFactory<RulesRegistryService>; | |
74 | |
75 // Maps event names to RuleRegistries that handle these events. | 65 // Maps event names to RuleRegistries that handle these events. |
76 typedef std::map<std::string, scoped_refptr<RulesRegistry> > RulesRegistryMap; | 66 typedef std::map<std::string, scoped_refptr<RulesRegistry> > RulesRegistryMap; |
77 | 67 |
78 // Notifies all RulesRegistries that |extension_id| was unloaded. | 68 // Notifies all RulesRegistries that |extension_id| was unloaded. |
79 // It is not guaranteed that this notification is processed synchronously. | 69 // It is not guaranteed that this notification is processed synchronously. |
80 // If extensions live on another thread, the notification is posted. | 70 // If extensions live on another thread, the notification is posted. |
81 void OnExtensionUnloaded(const std::string& extension_id); | 71 void OnExtensionUnloaded(const std::string& extension_id); |
82 | 72 |
83 // Implementation of content::NotificationObserver. | 73 // Implementation of content::NotificationObserver. |
84 virtual void Observe(int type, | 74 virtual void Observe(int type, |
85 const content::NotificationSource& source, | 75 const content::NotificationSource& source, |
86 const content::NotificationDetails& details) OVERRIDE; | 76 const content::NotificationDetails& details) OVERRIDE; |
87 | 77 |
88 // ProfileKeyedAPI implementation. | |
89 static const char* service_name() { | |
90 return "RulesRegistryService"; | |
91 } | |
92 static const bool kServiceHasOwnInstanceInIncognito = true; | |
93 static const bool kServiceIsNULLWhileTesting = true; | |
94 | |
95 RulesRegistryMap rule_registries_; | 78 RulesRegistryMap rule_registries_; |
96 | 79 |
97 // We own the parts of the registries which need to run on the UI thread. | 80 // We own the parts of the registries which need to run on the UI thread. |
98 ScopedVector<RulesRegistryWithCache::RuleStorageOnUI> ui_parts_of_registries_; | 81 ScopedVector<RulesRegistryWithCache::RuleStorageOnUI> ui_parts_of_registries_; |
99 | 82 |
100 // Weak pointer into rule_registries_ to make it easier to handle content rule | 83 // Weak pointer into rule_registries_ to make it easier to handle content rule |
101 // conditions. | 84 // conditions. |
102 ContentRulesRegistry* content_rules_registry_; | 85 ContentRulesRegistry* content_rules_registry_; |
103 | 86 |
104 content::NotificationRegistrar registrar_; | 87 content::NotificationRegistrar registrar_; |
105 | 88 |
106 Profile* profile_; | 89 Profile* profile_; |
107 | 90 |
108 DISALLOW_COPY_AND_ASSIGN(RulesRegistryService); | 91 DISALLOW_COPY_AND_ASSIGN(RulesRegistryService); |
109 }; | 92 }; |
110 | 93 |
111 } // namespace extensions | 94 } // namespace extensions |
112 | 95 |
113 #endif // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__ | 96 #endif // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__ |
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