| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_DEVICE_GEOLOCATION_NETWORK_LOCATION_REQUEST_H_ |
| #define SERVICES_DEVICE_GEOLOCATION_NETWORK_LOCATION_REQUEST_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/functional/callback.h" |
| #include "base/memory/scoped_refptr.h" |
| #include "base/time/time.h" |
| #include "base/values.h" |
| #include "services/device/geolocation/wifi_data_provider.h" |
| #include "services/device/public/mojom/geolocation_internals.mojom.h" |
| #include "services/device/public/mojom/geoposition.mojom.h" |
| #include "url/gurl.h" |
| |
| namespace net { |
| struct PartialNetworkTrafficAnnotationTag; |
| } // namespace net |
| |
| namespace network { |
| class SharedURLLoaderFactory; |
| class SimpleURLLoader; |
| } // namespace network |
| |
| namespace device { |
| |
| // Takes wifi data and sends it to a server to get a position fix. |
| // It performs formatting of the request and interpretation of the response. |
| class NetworkLocationRequest { |
| public: |
| // Called when a new geo position is available. The second argument indicates |
| // whether there was a server error or not. It is true when there was a |
| // server or network error - either no response or a 500 error code. |
| using LocationResponseCallback = base::RepeatingCallback<void( |
| mojom::GeopositionResultPtr /* result */, |
| bool /* server_error */, |
| const WifiData& /* wifi_data */, |
| mojom::NetworkLocationResponsePtr /* response data */)>; |
| |
| NetworkLocationRequest( |
| scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory, |
| const std::string& api_key, |
| LocationResponseCallback callback); |
| |
| NetworkLocationRequest(const NetworkLocationRequest&) = delete; |
| NetworkLocationRequest& operator=(const NetworkLocationRequest&) = delete; |
| |
| ~NetworkLocationRequest(); |
| |
| // Makes a new request using the specified |wifi_data|. Any currently pending |
| // request will be canceled. The specified |wifi_data| and |wifi_timestamp| |
| // are passed back to the client upon completion, via |
| // LocationResponseCallback's |wifi_data| and |position.timestamp| |
| // respectively. |
| void MakeRequest(const WifiData& wifi_data, |
| const base::Time& wifi_timestamp, |
| const net::PartialNetworkTrafficAnnotationTag& |
| partial_traffic_annotation); |
| |
| bool is_request_pending() const { return bool(url_loader_); } |
| |
| std::vector<mojom::AccessPointDataPtr> GetRequestDataForDiagnostics() const; |
| |
| private: |
| void OnRequestComplete(std::unique_ptr<std::string> data); |
| |
| const scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory_; |
| const std::string api_key_; |
| const LocationResponseCallback location_response_callback_; |
| std::unique_ptr<network::SimpleURLLoader> url_loader_; |
| |
| // Keep a copy of the data sent in the request, so we can refer back to it |
| // when the response arrives. |
| WifiData wifi_data_; |
| base::Value::Dict request_data_; |
| base::Time wifi_timestamp_; |
| }; |
| |
| } // namespace device |
| |
| #endif // SERVICES_DEVICE_GEOLOCATION_NETWORK_LOCATION_REQUEST_H_ |