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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_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_ |
6 #define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_ | 6 #define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
| 9 #include <set> |
9 #include <string> | 10 #include <string> |
10 #include <vector> | 11 #include <vector> |
11 | 12 |
12 #include "base/callback_forward.h" | 13 #include "base/callback_forward.h" |
13 #include "base/file_path.h" | 14 #include "base/file_path.h" |
14 #include "base/memory/scoped_ptr.h" | 15 #include "base/memory/scoped_ptr.h" |
15 #include "base/memory/weak_ptr.h" | 16 #include "base/memory/weak_ptr.h" |
16 #include "base/time.h" | 17 #include "base/time.h" |
17 #include "chrome/browser/chromeos/drive/drive_file_error.h" | 18 #include "chrome/browser/chromeos/drive/drive_file_error.h" |
18 | 19 |
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86 // If |error| is not DRIVE_FILE_OK, |entry_proto| is set to NULL. | 87 // If |error| is not DRIVE_FILE_OK, |entry_proto| is set to NULL. |
87 // | 88 // |
88 // |drive_file_path| parameter is provided as DriveEntryProto does not contain | 89 // |drive_file_path| parameter is provided as DriveEntryProto does not contain |
89 // the Drive file path (i.e. only contains the base name without parent | 90 // the Drive file path (i.e. only contains the base name without parent |
90 // directory names). | 91 // directory names). |
91 typedef base::Callback<void(DriveFileError error, | 92 typedef base::Callback<void(DriveFileError error, |
92 const FilePath& drive_file_path, | 93 const FilePath& drive_file_path, |
93 scoped_ptr<DriveEntryProto> entry_proto)> | 94 scoped_ptr<DriveEntryProto> entry_proto)> |
94 GetEntryInfoWithFilePathCallback; | 95 GetEntryInfoWithFilePathCallback; |
95 | 96 |
| 97 // Used to get a set of changed directories for feed processing. |
| 98 typedef base::Callback<void(const std::set<FilePath>&)> |
| 99 GetChildDirectoriesCallback; |
| 100 |
96 // This is a part of EntryInfoPairResult. | 101 // This is a part of EntryInfoPairResult. |
97 struct EntryInfoResult { | 102 struct EntryInfoResult { |
98 EntryInfoResult(); | 103 EntryInfoResult(); |
99 ~EntryInfoResult(); | 104 ~EntryInfoResult(); |
100 | 105 |
101 FilePath path; | 106 FilePath path; |
102 DriveFileError error; | 107 DriveFileError error; |
103 scoped_ptr<DriveEntryProto> proto; | 108 scoped_ptr<DriveEntryProto> proto; |
104 }; | 109 }; |
105 | 110 |
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221 // |first_path| is not found, this function does not try to get the | 226 // |first_path| is not found, this function does not try to get the |
222 // entry of |second_path|. | 227 // entry of |second_path|. |
223 // | 228 // |
224 // Must be called from UI thread. |callback| is run on UI thread. | 229 // Must be called from UI thread. |callback| is run on UI thread. |
225 // |callback| must not be null. | 230 // |callback| must not be null. |
226 void GetEntryInfoPairByPaths( | 231 void GetEntryInfoPairByPaths( |
227 const FilePath& first_path, | 232 const FilePath& first_path, |
228 const FilePath& second_path, | 233 const FilePath& second_path, |
229 const GetEntryInfoPairCallback& callback); | 234 const GetEntryInfoPairCallback& callback); |
230 | 235 |
231 // Replaces a file entry with the same resource id as |doc_entry| by deleting | 236 // Refreshes a drive entry with the same resource id as |entry_proto|. |
232 // the existing entry, creating a new DriveFile from |doc_entry|, and adding | 237 // |callback| is run with the error, file path and proto of the entry. |
233 // it to the parent of the old entry. For directories, this just returns the | 238 // |callback| must not be null. |
234 // existing directory proto. |callback| is run with the error, file path and | 239 void RefreshEntryProto(const DriveEntryProto& entry_proto, |
235 // proto of the entry. |callback| must not be null. | 240 const GetEntryInfoWithFilePathCallback& callback); |
| 241 |
| 242 // Refresh a drive entry with resource_id that matches that of |doc_entry|, |
| 243 // with |doc_entry|. |
| 244 // |callback| must not be null. |
| 245 // TODO(achuith): Deprecate this in favor of RefreshEntryProto above. |
236 void RefreshFile(scoped_ptr<google_apis::DocumentEntry> doc_entry, | 246 void RefreshFile(scoped_ptr<google_apis::DocumentEntry> doc_entry, |
237 const GetEntryInfoWithFilePathCallback& callback); | 247 const GetEntryInfoWithFilePathCallback& callback); |
238 | 248 |
239 // Removes all child files of |directory| and replaces them with | 249 // Removes all child files of |directory| and replaces them with |
240 // |entry_proto_map|. |callback| is called with the directory path. | 250 // |entry_proto_map|. |callback| is called with the directory path. |
241 // |callback| must not be null. | 251 // |callback| must not be null. |
242 void RefreshDirectory(const std::string& directory_resource_id, | 252 void RefreshDirectory(const std::string& directory_resource_id, |
243 const DriveEntryProtoMap& entry_proto_map, | 253 const DriveEntryProtoMap& entry_proto_map, |
244 const FileMoveCallback& callback); | 254 const FileMoveCallback& callback); |
245 | 255 |
| 256 // Add |entry_proto| to the metadata tree. |
| 257 // |callback| must not be null. |
| 258 void AddEntryToParent(const DriveEntryProto& entry_proto, |
| 259 const FileMoveCallback& callback); |
| 260 |
| 261 // Recursively get child directories of entry pointed to by |resource_id|. |
| 262 void GetChildDirectories( |
| 263 const std::string& resource_id, |
| 264 const GetChildDirectoriesCallback& changed_dirs_callback); |
| 265 |
246 // Moves all child entries from the directory represented by | 266 // Moves all child entries from the directory represented by |
247 // |source_resource_id| to the directory respresented by | 267 // |source_resource_id| to the directory respresented by |
248 // |destination_resource_id|. |callback| must not be null. | 268 // |destination_resource_id|. |callback| must not be null. |
| 269 // TODO(achuith): Delete this. |
249 void TakeOverEntries(const std::string& source_resource_id, | 270 void TakeOverEntries(const std::string& source_resource_id, |
250 const std::string& destination_resource_id, | 271 const std::string& destination_resource_id, |
251 const FileMoveCallback& callback); | 272 const FileMoveCallback& callback); |
252 | 273 |
253 // Serializes/Parses to/from string via proto classes. | 274 // Serializes/Parses to/from string via proto classes. |
254 void SerializeToString(std::string* serialized_proto) const; | 275 void SerializeToString(std::string* serialized_proto) const; |
255 bool ParseFromString(const std::string& serialized_proto); | 276 bool ParseFromString(const std::string& serialized_proto); |
256 | 277 |
257 // Restores from and saves to database, calling |callback| asynchronously. | 278 // Restores from and saves to database, calling |callback| asynchronously. |
258 // |callback| must not be null. | 279 // |callback| must not be null. |
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292 // Continues with GetIntroInfoPairByPaths after the second DriveEntry has been | 313 // Continues with GetIntroInfoPairByPaths after the second DriveEntry has been |
293 // asynchronously fetched. | 314 // asynchronously fetched. |
294 void GetEntryInfoPairByPathsAfterGetSecond( | 315 void GetEntryInfoPairByPathsAfterGetSecond( |
295 const FilePath& second_path, | 316 const FilePath& second_path, |
296 const GetEntryInfoPairCallback& callback, | 317 const GetEntryInfoPairCallback& callback, |
297 scoped_ptr<EntryInfoPairResult> result, | 318 scoped_ptr<EntryInfoPairResult> result, |
298 DriveFileError error, | 319 DriveFileError error, |
299 scoped_ptr<DriveEntryProto> entry_proto); | 320 scoped_ptr<DriveEntryProto> entry_proto); |
300 | 321 |
301 // Searches for |file_path| synchronously. | 322 // Searches for |file_path| synchronously. |
302 // TODO(satorux): Replace this with an async version crbug.com/137160 | |
303 DriveEntry* FindEntryByPathSync(const FilePath& file_path); | 323 DriveEntry* FindEntryByPathSync(const FilePath& file_path); |
304 | 324 |
| 325 // Helper function to add |entry_proto| as a child to |directory|. |
| 326 // |callback| must not be null. |
| 327 void AddEntryToDirectoryInternal(DriveDirectory* directory, |
| 328 const DriveEntryProto& entry_proto, |
| 329 const FileMoveCallback& callback); |
| 330 |
| 331 // Helper function to get a parent directory given |parent_resource_id|. |
| 332 // Returns root if |parent_resource_id| is empty. Returns NULL if |
| 333 // |parent_resource_id| is not empty and the corresponding entry is not a |
| 334 // directory. |
| 335 DriveDirectory* GetParent(const std::string& parent_resource_id); |
| 336 |
305 // Private data members. | 337 // Private data members. |
306 scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_; | 338 scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_; |
307 scoped_ptr<ResourceMetadataDB> resource_metadata_db_; | 339 scoped_ptr<ResourceMetadataDB> resource_metadata_db_; |
308 | 340 |
309 ResourceMap resource_map_; | 341 ResourceMap resource_map_; |
310 | 342 |
311 scoped_ptr<DriveDirectory> root_; // Stored in the serialized proto. | 343 scoped_ptr<DriveDirectory> root_; // Stored in the serialized proto. |
312 | 344 |
313 base::Time last_serialized_; | 345 base::Time last_serialized_; |
314 size_t serialized_size_; | 346 size_t serialized_size_; |
315 int64 largest_changestamp_; // Stored in the serialized proto. | 347 int64 largest_changestamp_; // Stored in the serialized proto. |
316 bool loaded_; | 348 bool loaded_; |
317 | 349 |
318 // This should remain the last member so it'll be destroyed first and | 350 // This should remain the last member so it'll be destroyed first and |
319 // invalidate its weak pointers before other members are destroyed. | 351 // invalidate its weak pointers before other members are destroyed. |
320 base::WeakPtrFactory<DriveResourceMetadata> weak_ptr_factory_; | 352 base::WeakPtrFactory<DriveResourceMetadata> weak_ptr_factory_; |
321 | 353 |
322 DISALLOW_COPY_AND_ASSIGN(DriveResourceMetadata); | 354 DISALLOW_COPY_AND_ASSIGN(DriveResourceMetadata); |
323 }; | 355 }; |
324 | 356 |
325 } // namespace drive | 357 } // namespace drive |
326 | 358 |
327 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_ | 359 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_RESOURCE_METADATA_H_ |
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