1 // Copyright (c) 2012 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_ONLINE_ATTEMPT_HOST_H_ 6 #define CHROME_BROWSER_CHROMEOS_LOGIN_ONLINE_ATTEMPT_HOST_H_ 7 8 #include <string> 9 10 #include "base/memory/ref_counted.h" 11 #include "base/memory/scoped_ptr.h" 12 #include "base/memory/weak_ptr.h" 13 #include "chrome/browser/chromeos/login/auth_attempt_state_resolver.h" 14 15 class Profile; 16 17 namespace chromeos { 18 19 class AuthAttemptState; 20 class OnlineAttempt; 21 struct UserContext; 22 23 // Helper class which hosts OnlineAttempt for online credentials checking. 24 class OnlineAttemptHost : public AuthAttemptStateResolver { 25 public: 26 class Delegate { 27 public: 28 // Called after user_context were checked online. 29 virtual void OnChecked(const std::string &username, bool success) = 0; 30 }; 31 32 explicit OnlineAttemptHost(Delegate *delegate); 33 virtual ~OnlineAttemptHost(); 34 35 // Checks user credentials using an online attempt. Calls callback with the 36 // check result (whether authentication was successful). Note, only one 37 // checking at a time (the newest call stops the old one, if called with 38 // another username and password combination). 39 void Check(Profile* profile, 40 const UserContext& user_context); 41 42 // Resets the checking process. 43 void Reset(); 44 45 // AuthAttemptStateResolver overrides. 46 // Executed on IO thread. 47 virtual void Resolve() OVERRIDE; 48 49 // Does an actual resolve on UI thread. 50 void ResolveOnUIThread(bool success); 51 52 private: 53 Delegate* delegate_; 54 std::string current_attempt_hash_; 55 std::string current_username_; 56 scoped_ptr<OnlineAttempt> online_attempt_; 57 scoped_ptr<AuthAttemptState> state_; 58 base::WeakPtrFactory<OnlineAttemptHost> weak_ptr_factory_; 59 60 DISALLOW_COPY_AND_ASSIGN(OnlineAttemptHost); 61 }; 62 63 } // namespace chromeos 64 65 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_ONLINE_ATTEMPT_HOST_H_ 66 67