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// Copyright (c) 2012 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_LOGIN_AUTHENTICATOR_H_
#define CHROME_BROWSER_CHROMEOS_LOGIN_AUTHENTICATOR_H_
#include <string>
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "chrome/browser/chromeos/login/login_status_consumer.h"
#include "google_apis/gaia/gaia_auth_consumer.h"
class Profile;
namespace chromeos {
// An interface for objects that will authenticate a Chromium OS user.
// When authentication successfully completes, will call
// consumer_->OnLoginSuccess() on the UI thread.
// On failure, will call consumer_->OnLoginFailure() on the UI thread.
// On password change detected, will call
// consumer_->OnPasswordChangeDetected() on the UI thread.
class Authenticator : public base::RefCountedThreadSafe<Authenticator> {
public:
explicit Authenticator(LoginStatusConsumer* consumer);
// Given externally authenticated |username| and |password|, this method
// attempts to complete authentication process.
virtual void CompleteLogin(Profile* profile,
const std::string& username,
const std::string& password) = 0;
// Given a |username| and |password|, this method attempts to authenticate
// to login.
// Optionally |login_token| and |login_captcha| could be provided.
// Must be called on the UI thread.
virtual void AuthenticateToLogin(Profile* profile,
const std::string& username,
const std::string& password,
const std::string& login_token,
const std::string& login_captcha) = 0;
// Given a |username| and |password|, this method attempts to
// authenticate to unlock the computer.
// Must be called on the UI thread.
virtual void AuthenticateToUnlock(const std::string& username,
const std::string& password) = 0;
// Initiates demo user login.
virtual void LoginDemoUser() = 0;
// Initiates incognito ("browse without signing in") login.
virtual void LoginOffTheRecord() = 0;
// Initiates a demo user login.
virtual void OnDemoUserLoginSuccess() = 0;
// |request_pending| is true if we still plan to call consumer_ with the
// results of more requests.
// Must be called on the UI thread.
virtual void OnLoginSuccess(bool request_pending) = 0;
// Must be called on the UI thread.
virtual void OnLoginFailure(const LoginFailure& error) = 0;
// Call these methods on the UI thread.
// If a password logs the user in online, but cannot be used to
// mount his cryptohome, we expect that a password change has
// occurred.
// Call this method to migrate the user's encrypted data
// forward to use his new password. |old_password| is the password
// his data was last encrypted with.
virtual void RecoverEncryptedData(
const std::string& old_password) = 0;
// Call this method to erase the user's encrypted data
// and create a new cryptohome.
virtual void ResyncEncryptedData() = 0;
// Attempt to authenticate online again.
virtual void RetryAuth(Profile* profile,
const std::string& username,
const std::string& password,
const std::string& login_token,
const std::string& login_captcha) = 0;
// Profile (usually off the record ) that was used to perform the last
// authentication process.
Profile* authentication_profile() { return authentication_profile_; }
// Resets consumer.
void ResetConsumer();
protected:
virtual ~Authenticator();
LoginStatusConsumer* consumer_;
Profile* authentication_profile_;
private:
friend class base::RefCountedThreadSafe<Authenticator>;
DISALLOW_COPY_AND_ASSIGN(Authenticator);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_LOGIN_AUTHENTICATOR_H_
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