Add more gears geolocaiton files into chromium: locaiton provider, network lo...

chrome/browser/geolocation/network_location_request.h

+// Copyright 2008, Google Inc.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//  1. Redistributions of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//  2. Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//  3. Neither the name of Google Inc. nor the names of its contributors may be
+//     used to endorse or promote products derived from this software without
+//     specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef GEARS_GEOLOCATION_NETWORK_LOCATION_REQUEST_H__
+#define GEARS_GEOLOCATION_NETWORK_LOCATION_REQUEST_H__
+
+// TODO(joth): port to chromium
+#if 0
+
+#include <vector>
+#include "gears/base/common/basictypes.h"  // For int64
+#include "gears/base/common/common.h"
+#include "gears/base/common/event.h"
+#include "gears/blob/blob.h"
+#include "gears/geolocation/geolocation.h"
+#include "gears/geolocation/device_data_provider.h"
+#include "gears/localserver/common/async_task.h"
+
+// An implementation of an AsyncTask that takes a set of device 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 AsyncTask {
+ public:
+  friend class scoped_ptr<NetworkLocationRequest>;  // For use in Create().
+
+  // Interface for receiving callbacks from a NetworkLocationRequest object.
+  class ListenerInterface {
+   public:
+    // Updates the listener with a new position. server_error indicates whether
+    // was a server or network error - either no response or a 500 error code.
+    virtual void LocationResponseAvailable(
+        const Position &position,
+        bool server_error,
+        const std::string16 &access_token) = 0;
+  };
+
+  // Creates the object and starts its worker thread running. Returns NULL if
+  // creation or initialisation fails.
+  static NetworkLocationRequest* Create(BrowsingContext *browsing_context,
+                                        const std::string16 &url,
+                                        const std::string16 &host_name,
+                                        ListenerInterface *listener);
+  bool MakeRequest(const std::string16 &access_token,
+                   const RadioData &radio_data,
+                   const WifiData &wifi_data,
+                   bool request_address,
+                   const std::string16 &address_language,
+                   double latitude,
+                   double longitude,
+                   int64 timestamp);
+  // This method aborts any pending request and instructs the worker thread to
+  // terminate. The object is destructed once the thread terminates. This
+  // method blocks until the AsyncTask::Run() implementation is complete, after
+  // which the thread will not attempt to access external resources such as the
+  // listener.
+  void StopThreadAndDelete();
+
+ private:
+  // Private constructor and destructor. Callers should use Create() and
+  // StopThreadAndDelete().
+  NetworkLocationRequest(BrowsingContext *browsing_context,
+                         const std::string16 &url,
+                         const std::string16 &host_name,
+                         ListenerInterface *listener);
+  virtual ~NetworkLocationRequest() {}
+
+  void MakeRequestImpl();
+
+  // AsyncTask implementation.
+  virtual void Run();
+
+  static bool FormRequestBody(const std::string16 &host_name,
+                              const std::string16 &access_token,
+                              const RadioData &radio_data,
+                              const WifiData &wifi_data,
+                              bool request_address,
+                              std::string16 address_language,
+                              double latitude,
+                              double longitude,
+                              bool is_reverse_geocode,
+                              scoped_refptr<BlobInterface> *blob);
+
+  static void GetLocationFromResponse(bool http_post_result,
+                                      int status_code,
+                                      const std::string &response_body,
+                                      int64 timestamp,
+                                      const std::string16 &server_url,
+                                      bool is_reverse_geocode,
+                                      Position *position,
+                                      std::string16 *access_token);
+
+  int64 timestamp_;  // The timestamp of the data used to make the request.
+  scoped_refptr<BlobInterface> post_body_;
+  ListenerInterface *listener_;
+  std::string16 url_;
+  std::string16 host_name_;
+
+  Mutex is_processing_response_mutex_;
+
+  bool is_reverse_geocode_;
+
+  Event thread_event_;
+  bool is_shutting_down_;
+
+#ifdef USING_CCTESTS
+  // Uses FormRequestBody for testing.
+  friend void TestGeolocationFormRequestBody(JsCallContext *context);
+  // Uses GetLocationFromResponse for testing.
+  friend void TestGeolocationGetLocationFromResponse(
+      JsCallContext *context,
+      JsRunnerInterface *js_runner);
+#endif
+
+  DISALLOW_EVIL_CONSTRUCTORS(NetworkLocationRequest);
+};
+
+#endif  // if 0
+
+#endif  // GEARS_GEOLOCATION_NETWORK_LOCATION_REQUEST_H__