[cros login] Split login related classes into subfolders.

chrome/browser/chromeos/login/login_status_consumer.h

-// 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_LOGIN_STATUS_CONSUMER_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_STATUS_CONSUMER_H_
-
-#include <string>
-
-#include "base/logging.h"
-#include "google_apis/gaia/gaia_auth_consumer.h"
-#include "google_apis/gaia/google_service_auth_error.h"
-#include "net/base/net_errors.h"
-
-namespace chromeos {
-
-class UserContext;
-
-class LoginFailure {
- public:
-  enum FailureReason {
-    NONE,
-    COULD_NOT_MOUNT_CRYPTOHOME,
-    COULD_NOT_MOUNT_TMPFS,
-    COULD_NOT_UNMOUNT_CRYPTOHOME,
-    DATA_REMOVAL_FAILED,    // Could not destroy your old data
-    LOGIN_TIMED_OUT,
-    UNLOCK_FAILED,
-    NETWORK_AUTH_FAILED,    // Could not authenticate against Google
-    OWNER_REQUIRED,         // Only the device owner can log-in.
-    WHITELIST_CHECK_FAILED, // Login attempt blocked by whitelist. This value is
-                            // synthesized by the ExistingUserController and
-                            // passed to the login_status_consumer_ in tests
-                            // only. It is never generated or seen by any of the
-                            // other authenticator classes.
-    TPM_ERROR,              // Critical TPM error encountered.
-    USERNAME_HASH_FAILED,   // Could not get username hash.
-    NUM_FAILURE_REASONS,    // This has to be the last item.
-  };
-
-  explicit LoginFailure(FailureReason reason)
-      : reason_(reason),
-        error_(GoogleServiceAuthError::NONE) {
-    DCHECK(reason != NETWORK_AUTH_FAILED);
-  }
-
-  inline bool operator==(const LoginFailure &b) const {
-    if (reason_ != b.reason_) {
-      return false;
-    }
-    if (reason_ == NETWORK_AUTH_FAILED) {
-      return error_ == b.error_;
-    }
-    return true;
-  }
-
-  static LoginFailure FromNetworkAuthFailure(
-      const GoogleServiceAuthError& error) {
-    return LoginFailure(NETWORK_AUTH_FAILED, error);
-  }
-
-  static LoginFailure LoginFailureNone() {
-    return LoginFailure(NONE);
-  }
-
-  const std::string GetErrorString() const {
-    switch (reason_) {
-      case DATA_REMOVAL_FAILED:
-        return "Could not destroy your old data.";
-      case COULD_NOT_MOUNT_CRYPTOHOME:
-        return "Could not mount cryptohome.";
-      case COULD_NOT_UNMOUNT_CRYPTOHOME:
-        return "Could not unmount cryptohome.";
-      case COULD_NOT_MOUNT_TMPFS:
-        return "Could not mount tmpfs.";
-      case LOGIN_TIMED_OUT:
-        return "Login timed out. Please try again.";
-      case UNLOCK_FAILED:
-        return "Unlock failed.";
-      case NETWORK_AUTH_FAILED:
-        if (error_.state() == GoogleServiceAuthError::CONNECTION_FAILED) {
-          return net::ErrorToString(error_.network_error());
-        }
-        return "Google authentication failed.";
-      case OWNER_REQUIRED:
-        return "Login is restricted to the owner's account only.";
-      case WHITELIST_CHECK_FAILED:
-        return "Login attempt blocked by whitelist.";
-      default:
-        NOTREACHED();
-        return std::string();
-    }
-  }
-
-  const GoogleServiceAuthError& error() const { return error_; }
-  const FailureReason& reason() const { return reason_; }
-
- private:
-  LoginFailure(FailureReason reason, GoogleServiceAuthError error)
-      : reason_(reason),
-        error_(error) {
-  }
-
-  FailureReason reason_;
-  GoogleServiceAuthError error_;
-};
-
-// An interface that defines the callbacks for objects that the
-// Authenticator class will call to report the success/failure of
-// authentication for Chromium OS.
-class LoginStatusConsumer {
- public:
-  virtual ~LoginStatusConsumer() {}
-  // The current login attempt has ended in failure, with error |error|.
-  virtual void OnLoginFailure(const LoginFailure& error) = 0;
-
-  // The current retail mode login attempt has succeeded.
-  // Unless overridden for special processing, this should always call
-  // OnLoginSuccess with the magic |kRetailModeUserEMail| constant.
-  virtual void OnRetailModeLoginSuccess(const UserContext& user_context);
-  // The current login attempt has succeeded for |user_context|.
-  virtual void OnLoginSuccess(const UserContext& user_context) = 0;
-  // The current guest login attempt has succeeded.
-  virtual void OnOffTheRecordLoginSuccess() {}
-  // The same password didn't work both online and offline.
-  virtual void OnPasswordChangeDetected();
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_STATUS_CONSUMER_H_