1 // Copyright 2014 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_LOCAL_DISCOVERY_PRIVETV3_SESSION_H_ 6 #define CHROME_BROWSER_LOCAL_DISCOVERY_PRIVETV3_SESSION_H_ 7 8 #include <string> 9 10 #include "base/callback.h" 11 #include "base/memory/scoped_ptr.h" 12 #include "chrome/browser/local_discovery/privet_url_fetcher.h" 13 #include "chrome/common/extensions/api/gcd_private.h" 14 15 namespace base { 16 class DictionaryValue; 17 } 18 19 namespace local_discovery { 20 21 class PrivetHTTPClient; 22 23 // Manages secure communication between browser and local Privet device. 24 class PrivetV3Session { 25 private: 26 class FetcherDelegate; 27 28 public: 29 // Delegate to be implemented by client code. 30 class Delegate { 31 public: 32 virtual ~Delegate(); 33 34 // Called when client code should prompt user to check |confirmation_code|. 35 virtual void OnSetupConfirmationNeeded( 36 const std::string& confirmation_code, 37 extensions::api::gcd_private::ConfirmationType confirmation_type) = 0; 38 39 virtual void OnSessionStatus( 40 extensions::api::gcd_private::Status status) = 0; 41 }; 42 43 // Represents request in progress using secure session. 44 class Request { 45 public: 46 Request(); 47 virtual ~Request(); 48 49 virtual std::string GetName() = 0; 50 virtual const base::DictionaryValue& GetInput() = 0; 51 virtual void OnError(PrivetURLFetcher::ErrorType error) = 0; 52 virtual void OnParsedJson(const base::DictionaryValue& value, 53 bool has_error) = 0; 54 55 private: 56 friend class PrivetV3Session; 57 scoped_ptr<FetcherDelegate> fetcher_delegate_; 58 }; 59 60 PrivetV3Session(scoped_ptr<PrivetHTTPClient> client, Delegate* delegate); 61 ~PrivetV3Session(); 62 63 // Establishes a session, will call |OnSetupConfirmationNeeded| and then 64 // |OnSessionEstablished|. 65 void Start(); 66 67 void ConfirmCode(const std::string& code); 68 69 // Create a single /privet/v3/session/call request. 70 void StartRequest(Request* request); 71 72 private: 73 void ConfirmFakeCode(); 74 75 Delegate* delegate_; 76 scoped_ptr<PrivetHTTPClient> client_; 77 bool code_confirmed_; 78 base::WeakPtrFactory<PrivetV3Session> weak_ptr_factory_; 79 DISALLOW_COPY_AND_ASSIGN(PrivetV3Session); 80 }; 81 82 } // namespace local_discovery 83 84 #endif // CHROME_BROWSER_LOCAL_DISCOVERY_PRIVETV3_SESSION_H_ 85