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 GOOGLE_APIS_GCM_ENGINE_GSERVICES_SETTINGS_H_ 6 #define GOOGLE_APIS_GCM_ENGINE_GSERVICES_SETTINGS_H_ 7 8 #include <map> 9 #include <string> 10 11 #include "base/memory/weak_ptr.h" 12 #include "base/time/time.h" 13 #include "google_apis/gcm/base/gcm_export.h" 14 #include "google_apis/gcm/engine/gcm_store.h" 15 #include "google_apis/gcm/protocol/checkin.pb.h" 16 #include "url/gurl.h" 17 18 namespace gcm { 19 20 // Class responsible for handling G-services settings. It takes care of 21 // extracting them from checkin response and storing in GCMStore. 22 class GCM_EXPORT GServicesSettings { 23 public: 24 typedef std::map<std::string, std::string> SettingsMap; 25 26 // Minimum periodic checkin interval in seconds. 27 static const base::TimeDelta MinimumCheckinInterval(); 28 29 // Default checkin URL. 30 static const GURL DefaultCheckinURL(); 31 32 // Calculates digest of provided settings. 33 static std::string CalculateDigest(const SettingsMap& settings); 34 35 GServicesSettings(); 36 ~GServicesSettings(); 37 38 // Updates the settings based on |checkin_response|. 39 bool UpdateFromCheckinResponse( 40 const checkin_proto::AndroidCheckinResponse& checkin_response); 41 42 // Updates the settings based on |load_result|. Returns true if update was 43 // successful, false otherwise. 44 void UpdateFromLoadResult(const GCMStore::LoadResult& load_result); 45 settings_map()46 SettingsMap settings_map() const { return settings_; } 47 digest()48 std::string digest() const { return digest_; } 49 50 // Gets the interval at which device should perform a checkin. 51 base::TimeDelta GetCheckinInterval() const; 52 53 // Gets the URL to use when checking in. 54 GURL GetCheckinURL() const; 55 56 // Gets address of main MCS endpoint. 57 GURL GetMCSMainEndpoint() const; 58 59 // Gets address of fallback MCS endpoint. 60 GURL GetMCSFallbackEndpoint() const; 61 62 // Gets the URL to use when registering or unregistering the apps. 63 GURL GetRegistrationURL() const; 64 65 private: 66 // Digest (hash) of the settings, used to check whether settings need update. 67 // It is meant to be sent with checkin request, instead of sending the whole 68 // settings table. 69 std::string digest_; 70 71 // G-services settings as provided by checkin response. 72 SettingsMap settings_; 73 74 // Factory for creating references in callbacks. 75 base::WeakPtrFactory<GServicesSettings> weak_ptr_factory_; 76 77 DISALLOW_COPY_AND_ASSIGN(GServicesSettings); 78 }; 79 80 } // namespace gcm 81 82 #endif // GOOGLE_APIS_GCM_ENGINE_GSERVICES_SETTINGS_H_ 83