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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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_CHROMEOS_FILE_SYSTEM_PROVIDER_SERVICE_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_SERVICE_H_ |
6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_SERVICE_H_ | 6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_SERVICE_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <string> | 9 #include <string> |
10 #include <utility> | 10 #include <utility> |
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32 class ExtensionRegistry; | 32 class ExtensionRegistry; |
33 } // namespace extensions | 33 } // namespace extensions |
34 | 34 |
35 namespace user_prefs { | 35 namespace user_prefs { |
36 class PrefRegistrySyncable; | 36 class PrefRegistrySyncable; |
37 } // namespace user_prefs | 37 } // namespace user_prefs |
38 | 38 |
39 namespace chromeos { | 39 namespace chromeos { |
40 namespace file_system_provider { | 40 namespace file_system_provider { |
41 | 41 |
42 // Key names for preferences. | |
43 extern const char kPrefKeyFileSystemId[]; | |
44 extern const char kPrefKeyDisplayName[]; | |
45 extern const char kPrefKeyWritable[]; | |
46 extern const char kPrefKeySupportsNotifyTag[]; | |
47 extern const char kPrefKeyObservedEntries[]; | |
48 extern const char kPrefKeyObservedEntryEntryPath[]; | |
49 extern const char kPrefKeyObservedEntryRecursive[]; | |
50 extern const char kPrefKeyObservedEntryLastTag[]; | |
51 | |
52 class ProvidedFileSystemFactoryInterface; | 42 class ProvidedFileSystemFactoryInterface; |
53 class ProvidedFileSystemInfo; | 43 class ProvidedFileSystemInfo; |
54 class ProvidedFileSystemInterface; | 44 class ProvidedFileSystemInterface; |
| 45 class RegistryInterface; |
55 class ServiceFactory; | 46 class ServiceFactory; |
56 struct MountOptions; | 47 struct MountOptions; |
57 | 48 |
58 // Registers preferences to remember registered file systems between reboots. | 49 // Registers preferences to remember registered file systems between reboots. |
59 void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry); | 50 void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry); |
60 | 51 |
61 // Manages and registers the file system provider service. Maintains provided | 52 // Manages and registers the file system provider service. Maintains provided |
62 // file systems. | 53 // file systems. |
63 class Service : public KeyedService, | 54 class Service : public KeyedService, |
64 public extensions::ExtensionRegistryObserver, | 55 public extensions::ExtensionRegistryObserver, |
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75 enum UnmountReason { UNMOUNT_REASON_USER, UNMOUNT_REASON_SHUTDOWN }; | 66 enum UnmountReason { UNMOUNT_REASON_USER, UNMOUNT_REASON_SHUTDOWN }; |
76 | 67 |
77 Service(Profile* profile, extensions::ExtensionRegistry* extension_registry); | 68 Service(Profile* profile, extensions::ExtensionRegistry* extension_registry); |
78 virtual ~Service(); | 69 virtual ~Service(); |
79 | 70 |
80 // Sets a custom ProvidedFileSystemInterface factory. Used by unit tests, | 71 // Sets a custom ProvidedFileSystemInterface factory. Used by unit tests, |
81 // where an event router is not available. | 72 // where an event router is not available. |
82 void SetFileSystemFactoryForTesting( | 73 void SetFileSystemFactoryForTesting( |
83 const FileSystemFactoryCallback& factory_callback); | 74 const FileSystemFactoryCallback& factory_callback); |
84 | 75 |
| 76 // Sets a custom Registry implementation. Used by unit tests. |
| 77 void SetRegistryForTesting(scoped_ptr<RegistryInterface> registry); |
| 78 |
85 // Mounts a file system provided by an extension with the |extension_id|. If | 79 // Mounts a file system provided by an extension with the |extension_id|. If |
86 // |writable| is set to true, then the file system is mounted in a R/W mode. | 80 // |writable| is set to true, then the file system is mounted in a R/W mode. |
87 // Otherwise, only read-only operations are supported. If change notification | 81 // Otherwise, only read-only operations are supported. If change notification |
88 // tags are supported, then |supports_notify_tag| must be true. Note, that | 82 // tags are supported, then |supports_notify_tag| must be true. Note, that |
89 // it is required in order to enable the internal cache. For success, returns | 83 // it is required in order to enable the internal cache. For success, returns |
90 // true, otherwise false. | 84 // true, otherwise false. |
91 bool MountFileSystem(const std::string& extension_id, | 85 bool MountFileSystem(const std::string& extension_id, |
92 const MountOptions& options); | 86 const MountOptions& options); |
93 | 87 |
94 // Unmounts a file system with the specified |file_system_id| for the | 88 // Unmounts a file system with the specified |file_system_id| for the |
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130 content::BrowserContext* browser_context, | 124 content::BrowserContext* browser_context, |
131 const extensions::Extension* extension, | 125 const extensions::Extension* extension, |
132 extensions::UnloadedExtensionInfo::Reason reason) override; | 126 extensions::UnloadedExtensionInfo::Reason reason) override; |
133 virtual void OnExtensionLoaded( | 127 virtual void OnExtensionLoaded( |
134 content::BrowserContext* browser_context, | 128 content::BrowserContext* browser_context, |
135 const extensions::Extension* extension) override; | 129 const extensions::Extension* extension) override; |
136 | 130 |
137 // ProvidedFileSystemInterface::Observer overrides. | 131 // ProvidedFileSystemInterface::Observer overrides. |
138 virtual void OnObservedEntryChanged( | 132 virtual void OnObservedEntryChanged( |
139 const ProvidedFileSystemInfo& file_system_info, | 133 const ProvidedFileSystemInfo& file_system_info, |
140 const base::FilePath& observed_path, | 134 const ObservedEntry& observed_entry, |
141 ProvidedFileSystemObserver::ChangeType change_type, | 135 ProvidedFileSystemObserver::ChangeType change_type, |
142 const ProvidedFileSystemObserver::ChildChanges& child_changes, | 136 const ProvidedFileSystemObserver::ChildChanges& child_changes, |
143 const base::Closure& callback) override; | 137 const base::Closure& callback) override; |
144 virtual void OnObservedEntryTagUpdated( | 138 virtual void OnObservedEntryTagUpdated( |
145 const ProvidedFileSystemInfo& file_system_info, | 139 const ProvidedFileSystemInfo& file_system_info, |
146 const base::FilePath& observed_path, | 140 const ObservedEntry& observed_entry) override; |
147 const std::string& tag) override; | |
148 virtual void OnObservedEntryListChanged( | 141 virtual void OnObservedEntryListChanged( |
149 const ProvidedFileSystemInfo& file_system_info, | 142 const ProvidedFileSystemInfo& file_system_info, |
150 const ObservedEntries& observed_entries) override; | 143 const ObservedEntries& observed_entries) override; |
151 | 144 |
152 private: | 145 private: |
153 FRIEND_TEST_ALL_PREFIXES(FileSystemProviderServiceTest, RememberFileSystem); | 146 FRIEND_TEST_ALL_PREFIXES(FileSystemProviderServiceTest, RememberFileSystem); |
154 | 147 |
155 // Key is a pair of an extension id and file system id, which makes it | 148 // Key is a pair of an extension id and file system id, which makes it |
156 // unique among the entire service instance. | 149 // unique among the entire service instance. |
157 typedef std::pair<std::string, std::string> FileSystemKey; | 150 typedef std::pair<std::string, std::string> FileSystemKey; |
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178 // Restores from preferences file systems mounted previously by the | 171 // Restores from preferences file systems mounted previously by the |
179 // |extension_id| providing extension. | 172 // |extension_id| providing extension. |
180 void RestoreFileSystems(const std::string& extension_id); | 173 void RestoreFileSystems(const std::string& extension_id); |
181 | 174 |
182 Profile* profile_; | 175 Profile* profile_; |
183 extensions::ExtensionRegistry* extension_registry_; // Not owned. | 176 extensions::ExtensionRegistry* extension_registry_; // Not owned. |
184 FileSystemFactoryCallback file_system_factory_; | 177 FileSystemFactoryCallback file_system_factory_; |
185 ObserverList<Observer> observers_; | 178 ObserverList<Observer> observers_; |
186 ProvidedFileSystemMap file_system_map_; // Owns pointers. | 179 ProvidedFileSystemMap file_system_map_; // Owns pointers. |
187 MountPointNameToKeyMap mount_point_name_to_key_map_; | 180 MountPointNameToKeyMap mount_point_name_to_key_map_; |
| 181 scoped_ptr<RegistryInterface> registry_; |
188 base::ThreadChecker thread_checker_; | 182 base::ThreadChecker thread_checker_; |
| 183 |
189 base::WeakPtrFactory<Service> weak_ptr_factory_; | 184 base::WeakPtrFactory<Service> weak_ptr_factory_; |
190 | |
191 DISALLOW_COPY_AND_ASSIGN(Service); | 185 DISALLOW_COPY_AND_ASSIGN(Service); |
192 }; | 186 }; |
193 | 187 |
194 } // namespace file_system_provider | 188 } // namespace file_system_provider |
195 } // namespace chromeos | 189 } // namespace chromeos |
196 | 190 |
197 #endif // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_SERVICE_H_ | 191 #endif // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_SERVICE_H_ |
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