| // 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 "chrome/browser/supervised_user/legacy/supervised_user_pref_mapping_service.h" |
| |
| #include "base/bind.h" |
| #include "base/values.h" |
| #include "chrome/browser/supervised_user/legacy/supervised_user_shared_settings_service.h" |
| #include "chrome/browser/supervised_user/supervised_user_constants.h" |
| #include "chrome/common/pref_names.h" |
| #include "components/prefs/pref_service.h" |
| |
| const int kNoAvatar = -1; |
| |
| SupervisedUserPrefMappingService::SupervisedUserPrefMappingService( |
| PrefService* prefs, |
| SupervisedUserSharedSettingsService* shared_settings) |
| : prefs_(prefs), |
| shared_settings_(shared_settings), |
| supervised_user_id_(prefs->GetString(prefs::kSupervisedUserId)), |
| weak_ptr_factory_(this) {} |
| |
| SupervisedUserPrefMappingService::~SupervisedUserPrefMappingService() {} |
| |
| void SupervisedUserPrefMappingService::Init() { |
| subscription_ = shared_settings_->Subscribe( |
| base::Bind(&SupervisedUserPrefMappingService::OnSharedSettingChanged, |
| weak_ptr_factory_.GetWeakPtr())); |
| |
| pref_change_registrar_.Init(prefs_); |
| pref_change_registrar_.Add( |
| prefs::kProfileAvatarIndex, |
| base::Bind(&SupervisedUserPrefMappingService::OnAvatarChanged, |
| weak_ptr_factory_.GetWeakPtr())); |
| |
| // Check if we need to update the shared setting with the avatar index. |
| // Otherwise we update the user pref in case we missed a notification. |
| if (GetChromeAvatarIndex() == kNoAvatar) { |
| OnAvatarChanged(); |
| } else { |
| OnSharedSettingChanged(supervised_user_id_, |
| supervised_users::kChromeAvatarIndex); |
| } |
| } |
| |
| void SupervisedUserPrefMappingService::OnAvatarChanged() { |
| int new_avatar_index = prefs_->GetInteger(prefs::kProfileAvatarIndex); |
| if (new_avatar_index < 0) |
| return; |
| |
| // First check if the avatar index is a new value. |
| if (GetChromeAvatarIndex() == new_avatar_index) |
| return; |
| |
| // If yes, update the shared settings value. |
| shared_settings_->SetValue(supervised_user_id_, |
| supervised_users::kChromeAvatarIndex, |
| base::FundamentalValue(new_avatar_index)); |
| } |
| |
| void SupervisedUserPrefMappingService::OnSharedSettingChanged( |
| const std::string& su_id, |
| const std::string& key) { |
| DCHECK_EQ(su_id, supervised_user_id_); |
| if (key != supervised_users::kChromeAvatarIndex) |
| return; |
| |
| const base::Value* value = shared_settings_->GetValue(su_id, key); |
| int avatar_index; |
| bool success = value->GetAsInteger(&avatar_index); |
| DCHECK(success); |
| prefs_->SetInteger(prefs::kProfileAvatarIndex, avatar_index); |
| } |
| |
| void SupervisedUserPrefMappingService::Shutdown() { |
| subscription_.reset(); |
| } |
| |
| int SupervisedUserPrefMappingService::GetChromeAvatarIndex() { |
| const base::Value* value = shared_settings_->GetValue( |
| supervised_user_id_, supervised_users::kChromeAvatarIndex); |
| if (!value) |
| return kNoAvatar; |
| |
| int current_avatar_index; |
| bool success = value->GetAsInteger(¤t_avatar_index); |
| DCHECK(success); |
| return current_avatar_index; |
| } |