1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_STATUS_CONSUMER_H_ 6 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_STATUS_CONSUMER_H_ 7 #pragma once 8 9 #include <string> 10 11 #include "base/logging.h" 12 #include "chrome/common/net/gaia/gaia_auth_consumer.h" 13 #include "chrome/common/net/gaia/google_service_auth_error.h" 14 #include "net/base/net_errors.h" 15 16 namespace chromeos { 17 18 class LoginFailure { 19 public: 20 enum FailureReason { 21 NONE, 22 COULD_NOT_MOUNT_CRYPTOHOME, 23 COULD_NOT_MOUNT_TMPFS, 24 COULD_NOT_UNMOUNT_CRYPTOHOME, 25 DATA_REMOVAL_FAILED, // Could not destroy your old data 26 LOGIN_TIMED_OUT, 27 UNLOCK_FAILED, 28 NETWORK_AUTH_FAILED, // Could not authenticate against Google 29 NUM_FAILURE_REASONS, // This has to be the last item. 30 }; 31 LoginFailure(FailureReason reason)32 explicit LoginFailure(FailureReason reason) 33 : reason_(reason), 34 error_(GoogleServiceAuthError::NONE) { 35 DCHECK(reason != NETWORK_AUTH_FAILED); 36 } 37 38 inline bool operator==(const LoginFailure &b) const { 39 if (reason_ != b.reason_) { 40 return false; 41 } 42 if (reason_ == NETWORK_AUTH_FAILED) { 43 return error_ == b.error_; 44 } 45 return true; 46 } 47 FromNetworkAuthFailure(const GoogleServiceAuthError & error)48 static LoginFailure FromNetworkAuthFailure( 49 const GoogleServiceAuthError& error) { 50 return LoginFailure(NETWORK_AUTH_FAILED, error); 51 } 52 None()53 static LoginFailure None() { 54 return LoginFailure(NONE); 55 } 56 GetErrorString()57 const std::string GetErrorString() const { 58 switch (reason_) { 59 case DATA_REMOVAL_FAILED: 60 return "Could not destroy your old data."; 61 case COULD_NOT_MOUNT_CRYPTOHOME: 62 return "Could not mount cryptohome."; 63 case COULD_NOT_UNMOUNT_CRYPTOHOME: 64 return "Could not mount cryptohome."; 65 case COULD_NOT_MOUNT_TMPFS: 66 return "Could not mount tmpfs."; 67 case LOGIN_TIMED_OUT: 68 return "Login timed out. Please try again."; 69 case UNLOCK_FAILED: 70 return "Unlock failed."; 71 case NETWORK_AUTH_FAILED: 72 if (error_.state() == GoogleServiceAuthError::CONNECTION_FAILED) { 73 return net::ErrorToString(error_.network_error()); 74 } 75 return "Google authentication failed."; 76 default: 77 NOTREACHED(); 78 return std::string(); 79 } 80 } 81 error()82 const GoogleServiceAuthError& error() const { return error_; } reason()83 const FailureReason& reason() const { return reason_; } 84 85 private: LoginFailure(FailureReason reason,GoogleServiceAuthError error)86 LoginFailure(FailureReason reason, GoogleServiceAuthError error) 87 : reason_(reason), 88 error_(error) { 89 } 90 91 FailureReason reason_; 92 GoogleServiceAuthError error_; 93 }; 94 95 // An interface that defines the callbacks for objects that the 96 // Authenticator class will call to report the success/failure of 97 // authentication for Chromium OS. 98 class LoginStatusConsumer { 99 public: ~LoginStatusConsumer()100 virtual ~LoginStatusConsumer() {} 101 // The current login attempt has ended in failure, with error |error|. 102 virtual void OnLoginFailure(const LoginFailure& error) = 0; 103 // The current login attempt has succeeded for 104 // |username|/|password|, returning |credentials|. If 105 // |pending_requests| is false, we're totally done. If it's true, 106 // we will still have some more results to report later. 107 virtual void OnLoginSuccess( 108 const std::string& username, 109 const std::string& password, 110 const GaiaAuthConsumer::ClientLoginResult& credentials, 111 bool pending_requests) = 0; 112 // The current guest login attempt has succeeded. OnOffTheRecordLoginSuccess()113 virtual void OnOffTheRecordLoginSuccess() {} 114 // The same password didn't work both online and offline. OnPasswordChangeDetected(const GaiaAuthConsumer::ClientLoginResult & credentials)115 virtual void OnPasswordChangeDetected( 116 const GaiaAuthConsumer::ClientLoginResult& credentials) { 117 NOTREACHED(); 118 }; 119 }; 120 121 } // namespace chromeos 122 123 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_STATUS_CONSUMER_H_ 124