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// Copyright (c) 2010 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_CROS_SETTINGS_PROVIDER_USER_H_
#define CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_PROVIDER_USER_H_
#pragma once
#include <string>
#include "base/basictypes.h"
#include "base/hash_tables.h"
#include "chrome/browser/chromeos/cros_settings_provider.h"
#include "chrome/browser/chromeos/login/signed_settings_helper.h"
class ListValue;
class PrefService;
namespace chromeos {
class UserCrosSettingsProvider : public CrosSettingsProvider,
public SignedSettingsHelper::Callback {
public:
UserCrosSettingsProvider();
virtual ~UserCrosSettingsProvider();
// Registers cached users settings in preferences.
static void RegisterPrefs(PrefService* local_state);
// Helper functions to access cached settings.
static bool cached_allow_guest();
static bool cached_allow_new_user();
static bool cached_show_users_on_signin();
static const ListValue* cached_whitelist();
static std::string cached_owner();
// Returns true if given email is in user whitelist.
// Note this function is for display purpose only and should use
// CheckWhitelist op for the real whitelist check.
static bool IsEmailInCachedWhitelist(const std::string& email);
// CrosSettingsProvider implementation.
virtual bool Get(const std::string& path, Value** out_value) const;
virtual bool HandlesSetting(const std::string& path);
// SignedSettingsHelper::Callback overrides.
virtual void OnWhitelistCompleted(bool success, const std::string& email);
virtual void OnUnwhitelistCompleted(bool success, const std::string& email);
virtual void OnStorePropertyCompleted(
bool success, const std::string& name, const std::string& value);
virtual void OnRetrievePropertyCompleted(
bool success, const std::string& name, const std::string& value);
void WhitelistUser(const std::string& email);
void UnwhitelistUser(const std::string& email);
// Updates cached value of the owner.
static void UpdateCachedOwner(const std::string& email);
private:
// CrosSettingsProvider implementation.
virtual void DoSet(const std::string& path, Value* value);
void StartFetchingBoolSetting(const std::string& name);
void StartFetchingStringSetting(const std::string& name);
void StartFetchingSetting(const std::string& name);
base::hash_set<std::string> bool_settings_;
base::hash_set<std::string> string_settings_;
DISALLOW_COPY_AND_ASSIGN(UserCrosSettingsProvider);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_PROVIDER_USER_H_
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