| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "third_party/libaddressinput/chromium/chrome_storage_impl.h" |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "base/prefs/writeable_pref_store.h" |
| #include "base/values.h" |
| #include "third_party/libaddressinput/chromium/fallback_data_store.h" |
| |
| namespace autofill { |
| |
| ChromeStorageImpl::ChromeStorageImpl(WriteablePrefStore* store) |
| : backing_store_(store), |
| scoped_observer_(this) { |
| scoped_observer_.Add(backing_store_); |
| } |
| |
| ChromeStorageImpl::~ChromeStorageImpl() {} |
| |
| void ChromeStorageImpl::Put(const std::string& key, std::string* data) { |
| DCHECK(data); |
| scoped_ptr<std::string> owned_data(data); |
| scoped_ptr<base::StringValue> string_value( |
| new base::StringValue(std::string())); |
| string_value->GetString()->swap(*owned_data); |
| backing_store_->SetValue(key, string_value.Pass(), |
| WriteablePrefStore::DEFAULT_PREF_WRITE_FLAGS); |
| } |
| |
| void ChromeStorageImpl::Get(const std::string& key, |
| const Storage::Callback& data_ready) const { |
| // |Get()| should not be const, so this is just a thunk that fixes that. |
| const_cast<ChromeStorageImpl*>(this)->DoGet(key, data_ready); |
| } |
| |
| void ChromeStorageImpl::OnPrefValueChanged(const std::string& key) {} |
| |
| void ChromeStorageImpl::OnInitializationCompleted(bool succeeded) { |
| for (std::vector<Request*>::iterator iter = outstanding_requests_.begin(); |
| iter != outstanding_requests_.end(); ++iter) { |
| DoGet((*iter)->key, (*iter)->callback); |
| } |
| |
| outstanding_requests_.clear(); |
| } |
| |
| void ChromeStorageImpl::DoGet(const std::string& key, |
| const Storage::Callback& data_ready) { |
| if (!backing_store_->IsInitializationComplete()) { |
| outstanding_requests_.push_back(new Request(key, data_ready)); |
| return; |
| } |
| |
| const base::Value* value = NULL; |
| scoped_ptr<std::string> data(new std::string); |
| if (backing_store_->GetValue(key, &value) && value->GetAsString(data.get())) { |
| data_ready(true, key, data.release()); |
| } else if (FallbackDataStore::Get(key, data.get())) { |
| data_ready(true, key, data.release()); |
| } else { |
| data_ready(false, key, NULL); |
| } |
| } |
| |
| ChromeStorageImpl::Request::Request(const std::string& key, |
| const Callback& callback) |
| : key(key), |
| callback(callback) {} |
| |
| } // namespace autofill |