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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_POLICY_USER_POLICY_IDENTITY_STRATEGY_H_
#define CHROME_BROWSER_POLICY_USER_POLICY_IDENTITY_STRATEGY_H_
#pragma once
#include <string>
#include "base/file_path.h"
#include "base/ref_counted.h"
#include "base/weak_ptr.h"
#include "chrome/browser/policy/cloud_policy_identity_strategy.h"
#include "content/common/notification_observer.h"
#include "content/common/notification_registrar.h"
class Profile;
namespace policy {
class DeviceManagementBackend;
// A token provider implementation that provides a user device token for the
// user corresponding to a given profile.
class UserPolicyIdentityStrategy : public CloudPolicyIdentityStrategy,
public NotificationObserver {
public:
UserPolicyIdentityStrategy(Profile* profile,
const FilePath& token_cache_file);
virtual ~UserPolicyIdentityStrategy();
// CloudPolicyIdentityStrategy implementation:
virtual std::string GetDeviceToken();
virtual std::string GetDeviceID();
virtual std::string GetMachineID();
virtual em::DeviceRegisterRequest_Type GetPolicyRegisterType();
virtual std::string GetPolicyType();
virtual bool GetCredentials(std::string* username,
std::string* auth_token);
virtual void OnDeviceTokenAvailable(const std::string& token);
private:
class TokenCache;
// Checks whether a new token should be fetched and if so, sends out a
// notification.
void CheckAndTriggerFetch();
// Gets the current user.
std::string GetCurrentUser();
// Called from the token cache when the token has been loaded.
void OnCacheLoaded(const std::string& token, const std::string& device_id);
// NotificationObserver method overrides:
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
// The profile this provider is associated with.
Profile* profile_;
// Keeps the on-disk copy of the token.
scoped_refptr<TokenCache> cache_;
// The device ID we use.
std::string device_id_;
// Current device token. Empty if not available.
std::string device_token_;
// Registers the provider for notification of successful Gaia logins.
NotificationRegistrar registrar_;
// Allows to construct weak ptrs.
base::WeakPtrFactory<UserPolicyIdentityStrategy> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(UserPolicyIdentityStrategy);
};
} // namespace policy
#endif // CHROME_BROWSER_POLICY_USER_POLICY_IDENTITY_STRATEGY_H_
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