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// Copyright (c) 2011 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.
#ifndef CHROME_BROWSER_CHROMEOS_SIGNED_SETTINGS_MIGRATION_HELPER_H_
#define CHROME_BROWSER_CHROMEOS_SIGNED_SETTINGS_MIGRATION_HELPER_H_
#pragma once
#include "chrome/browser/chromeos/login/ownership_status_checker.h"
#include "chrome/browser/chromeos/login/signed_settings_helper.h"
#include "chrome/browser/prefs/pref_value_map.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
namespace base {
class Value;
}
namespace chromeos {
// This class provides the means to migrate settings to the signed settings
// store. It does one of three things - store the settings in the policy blob
// immediately if the current user is the owner. Uses the
// SignedSettingsCache if there is no owner yet, or waits for an
// OWNERSHIP_CHECKED notification to delay the storing until the owner has
// logged in.
class SignedSettingsMigrationHelper : public content::NotificationObserver {
public:
SignedSettingsMigrationHelper();
virtual ~SignedSettingsMigrationHelper();
// Adds a value to be migrated. The class takes ownership of the |value|.
void AddMigrationValue(const std::string& path, base::Value* value);
// Initiates values migration. If the device is already owned this will
// happen immediately if not it will wait for ownership login and finish the
// migration then.
void MigrateValues(void);
// NotificationObserver overrides:
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
private:
// Does the actual migration when ownership has been confirmed.
void DoMigrateValues(OwnershipService::Status status,
bool current_user_is_owner);
content::NotificationRegistrar registrar_;
scoped_ptr<OwnershipStatusChecker> ownership_checker_;
PrefValueMap migration_values_;
DISALLOW_COPY_AND_ASSIGN(SignedSettingsMigrationHelper);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_SIGNED_SETTINGS_MIGRATION_HELPER_H_
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