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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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_SYNC_BUNDLE_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_SYNC_BUNDLE_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_SYNC_BUNDLE_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_SYNC_BUNDLE_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
12 #include "sync/api/sync_change.h" | 12 #include "sync/api/sync_change.h" |
13 #include "sync/api/sync_change_processor.h" | 13 #include "sync/api/sync_change_processor.h" |
14 #include "sync/api/sync_data.h" | 14 #include "sync/api/sync_data.h" |
15 | 15 |
16 class ExtensionSyncService; | 16 class ExtensionSyncService; |
17 | 17 |
18 namespace extensions { | 18 namespace extensions { |
19 | 19 |
20 class Extension; | |
21 class ExtensionSyncData; | 20 class ExtensionSyncData; |
22 | 21 |
23 class SyncBundle { | 22 class SyncBundle { |
24 public: | 23 public: |
25 explicit SyncBundle(ExtensionSyncService* sync_service); | 24 explicit SyncBundle(ExtensionSyncService* sync_service); |
26 ~SyncBundle(); | 25 ~SyncBundle(); |
27 | 26 |
28 void MergeDataAndStartSyncing( | 27 void MergeDataAndStartSyncing( |
29 const syncer::SyncDataList& initial_sync_data, | 28 const syncer::SyncDataList& initial_sync_data, |
30 scoped_ptr<syncer::SyncChangeProcessor> sync_processor); | 29 scoped_ptr<syncer::SyncChangeProcessor> sync_processor); |
31 | 30 |
32 // Resets this class back to its default values, which will disable all | 31 // Resets this class back to its default values, which will disable all |
33 // syncing until StartSyncing is called again. | 32 // syncing until StartSyncing is called again. |
34 void Reset(); | 33 void Reset(); |
35 | 34 |
36 // Has this bundle started syncing yet? | 35 // Has this bundle started syncing yet? |
37 // Returns true if MergeDataAndStartSyncing has been called, false otherwise. | 36 // Returns true if MergeDataAndStartSyncing has been called, false otherwise. |
38 bool IsSyncing() const; | 37 bool IsSyncing() const; |
39 | 38 |
40 // Checks if the extension with the given |id| is synced. | |
41 bool HasExtensionId(const std::string& id) const; | |
42 | |
43 // Whether the given extension should be included in the SyncDataList to be | |
44 // sent to the server. Returns false if there is pending data that should be | |
45 // used instead. | |
46 bool ShouldIncludeInLocalSyncDataList(const Extension& extension) const; | |
47 | |
48 // Handles the given list of local SyncDatas. This updates the set of synced | 39 // Handles the given list of local SyncDatas. This updates the set of synced |
49 // extensions as appropriate, and then pushes the corresponding SyncChanges | 40 // extensions as appropriate, and then pushes the corresponding SyncChanges |
50 // to the server. | 41 // to the server. |
51 void PushSyncDataList(const syncer::SyncDataList& sync_data_list); | 42 void PushSyncDataList(const syncer::SyncDataList& sync_data_list); |
52 | 43 |
53 // Handles the sync deletion of the given extension. This updates the set of | 44 // Handles the sync deletion of the given extension. This updates the set of |
54 // synced extensions as appropriate, and then pushes a SyncChange to the | 45 // synced extensions as appropriate, and then pushes a SyncChange to the |
55 // server. | 46 // server. |
56 void PushSyncDeletion(const std::string& extension_id, | 47 void PushSyncDeletion(const std::string& extension_id, |
57 const syncer::SyncData& sync_data); | 48 const syncer::SyncData& sync_data); |
58 | 49 |
59 // Pushes any sync changes to |extension| to the server. | 50 // Pushes any sync changes to |extension| to the server. |
60 void PushSyncAddOrUpdate(const Extension& extension); | 51 void PushSyncAddOrUpdate(const std::string& extension_id, |
| 52 const syncer::SyncData& sync_data); |
61 | 53 |
62 // Applies the given SyncChange coming from the server. | 54 // Applies the given SyncChange coming from the server. |
63 void ApplySyncChange(const syncer::SyncChange& sync_change); | 55 void ApplySyncChange(const syncer::SyncChange& sync_change); |
64 | 56 |
65 // Checks if the extension with the given |id| is pending to be synced. | 57 // Checks if there is pending sync data for the extension with the given |id| |
| 58 // that should be sent to the server instead of the local state. |
66 bool HasPendingExtensionId(const std::string& id) const; | 59 bool HasPendingExtensionId(const std::string& id) const; |
67 | 60 |
68 // Adds a pending extension to be synced. | 61 // Adds a pending extension to be synced. |
69 void AddPendingExtension(const std::string& id, | 62 void AddPendingExtension(const std::string& id, |
70 const ExtensionSyncData& sync_data); | 63 const ExtensionSyncData& sync_data); |
71 | 64 |
72 // Returns a vector of all the pending sync data. | 65 // Returns a vector of all the pending sync data. |
73 std::vector<ExtensionSyncData> GetPendingData() const; | 66 std::vector<ExtensionSyncData> GetPendingData() const; |
74 | 67 |
75 private: | 68 private: |
76 // Creates a SyncChange to add or update an extension. | 69 // Creates a SyncChange to add or update an extension. |
77 syncer::SyncChange CreateSyncChange(const std::string& extension_id, | 70 syncer::SyncChange CreateSyncChange(const std::string& extension_id, |
78 const syncer::SyncData& sync_data) const; | 71 const syncer::SyncData& sync_data) const; |
79 | 72 |
80 // Pushes the given list of SyncChanges to the server. | 73 // Pushes the given list of SyncChanges to the server. |
81 void PushSyncChanges(const syncer::SyncChangeList& sync_change_list); | 74 void PushSyncChanges(const syncer::SyncChangeList& sync_change_list); |
82 | 75 |
83 void AddSyncedExtension(const std::string& id); | 76 void AddSyncedExtension(const std::string& id); |
84 void RemoveSyncedExtension(const std::string& id); | 77 void RemoveSyncedExtension(const std::string& id); |
85 | 78 bool HasSyncedExtension(const std::string& id) const; |
86 // Changes an extension from being pending to synced. | |
87 void MarkPendingExtensionSynced(const std::string& id); | |
88 | 79 |
89 ExtensionSyncService* sync_service_; // Owns us. | 80 ExtensionSyncService* sync_service_; // Owns us. |
90 | 81 |
91 scoped_ptr<syncer::SyncChangeProcessor> sync_processor_; | 82 scoped_ptr<syncer::SyncChangeProcessor> sync_processor_; |
92 | 83 |
| 84 // Stores the set of extensions we know about. Used to decide if a sync change |
| 85 // should be ACTION_ADD or ACTION_UPDATE. |
93 std::set<std::string> synced_extensions_; | 86 std::set<std::string> synced_extensions_; |
94 | 87 |
| 88 // This stores changes we got from sync that we couldn't apply immediately |
| 89 // (such as installing a new extension, or an update). We'll send this back |
| 90 // to the server instead of the local state, to prevent the sync state from |
| 91 // flipping back and forth until all clients are on the same state. |
95 std::map<std::string, ExtensionSyncData> pending_sync_data_; | 92 std::map<std::string, ExtensionSyncData> pending_sync_data_; |
96 | 93 |
97 DISALLOW_COPY_AND_ASSIGN(SyncBundle); | 94 DISALLOW_COPY_AND_ASSIGN(SyncBundle); |
98 }; | 95 }; |
99 | 96 |
100 } // namespace extensions | 97 } // namespace extensions |
101 | 98 |
102 #endif // CHROME_BROWSER_EXTENSIONS_SYNC_BUNDLE_H_ | 99 #endif // CHROME_BROWSER_EXTENSIONS_SYNC_BUNDLE_H_ |
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