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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #include "chrome/common/json_pref_store.h" | 5 #include "chrome/common/json_pref_store.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/file_util.h" | 9 #include "base/file_util.h" |
10 #include "base/values.h" | 10 #include "base/values.h" |
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23 prefs_(new DictionaryValue()), | 23 prefs_(new DictionaryValue()), |
24 read_only_(false), | 24 read_only_(false), |
25 writer_(filename, file_message_loop_proxy) { | 25 writer_(filename, file_message_loop_proxy) { |
26 } | 26 } |
27 | 27 |
28 JsonPrefStore::~JsonPrefStore() { | 28 JsonPrefStore::~JsonPrefStore() { |
29 if (writer_.HasPendingWrite() && !read_only_) | 29 if (writer_.HasPendingWrite() && !read_only_) |
30 writer_.DoScheduledWrite(); | 30 writer_.DoScheduledWrite(); |
31 } | 31 } |
32 | 32 |
| 33 bool JsonPrefStore::ReadOnly() const { |
| 34 return read_only_; |
| 35 } |
| 36 |
| 37 DictionaryValue* JsonPrefStore::prefs() const { |
| 38 return prefs_.get(); |
| 39 } |
| 40 |
33 PrefStore::PrefReadError JsonPrefStore::ReadPrefs() { | 41 PrefStore::PrefReadError JsonPrefStore::ReadPrefs() { |
34 if (path_.empty()) { | 42 if (path_.empty()) { |
35 read_only_ = true; | 43 read_only_ = true; |
36 return PREF_READ_ERROR_FILE_NOT_SPECIFIED; | 44 return PREF_READ_ERROR_FILE_NOT_SPECIFIED; |
37 } | 45 } |
38 JSONFileValueSerializer serializer(path_); | 46 JSONFileValueSerializer serializer(path_); |
39 | 47 |
40 int error_code = 0; | 48 int error_code = 0; |
41 std::string error_msg; | 49 std::string error_msg; |
42 scoped_ptr<Value> value(serializer.Deserialize(&error_code, &error_msg)); | 50 scoped_ptr<Value> value(serializer.Deserialize(&error_code, &error_msg)); |
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124 } | 132 } |
125 | 133 |
126 bool JsonPrefStore::SerializeData(std::string* output) { | 134 bool JsonPrefStore::SerializeData(std::string* output) { |
127 // TODO(tc): Do we want to prune webkit preferences that match the default | 135 // TODO(tc): Do we want to prune webkit preferences that match the default |
128 // value? | 136 // value? |
129 JSONStringValueSerializer serializer(output); | 137 JSONStringValueSerializer serializer(output); |
130 serializer.set_pretty_print(true); | 138 serializer.set_pretty_print(true); |
131 scoped_ptr<DictionaryValue> copy(prefs_->DeepCopyWithoutEmptyChildren()); | 139 scoped_ptr<DictionaryValue> copy(prefs_->DeepCopyWithoutEmptyChildren()); |
132 return serializer.Serialize(*(copy.get())); | 140 return serializer.Serialize(*(copy.get())); |
133 } | 141 } |
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