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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_GEOLOCATION_SIMPLE_GEOLOCATION_PROVIDER_H_
#define CHROMEOS_GEOLOCATION_SIMPLE_GEOLOCATION_PROVIDER_H_
#include <memory>
#include <vector>
#include "base/component_export.h"
#include "base/gtest_prod_util.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/threading/thread_checker.h"
#include "base/time/time.h"
#include "chromeos/geolocation/simple_geolocation_request.h"
#include "url/gurl.h"
namespace network {
class SharedURLLoaderFactory;
}
namespace chromeos {
class GeolocationHandler;
// This class implements Google Maps Geolocation API.
//
// SimpleGeolocationProvider must be created and used on the same thread.
//
// Note: this should probably be a singleton to monitor requests rate.
// But as it is used only diring ChromeOS Out-of-Box, it can be owned by
// WizardController for now.
class COMPONENT_EXPORT(CHROMEOS_GEOLOCATION) SimpleGeolocationProvider {
public:
SimpleGeolocationProvider(
scoped_refptr<network::SharedURLLoaderFactory> factory,
const GURL& url);
virtual ~SimpleGeolocationProvider();
// Initiates new request. If |send_wifi_access_points|, WiFi AP information
// will be added to the request, similarly for |send_cell_towers| and Cell
// Tower information. See SimpleGeolocationRequest for the description of
// the other parameters.
void RequestGeolocation(base::TimeDelta timeout,
bool send_wifi_access_points,
bool send_cell_towers,
SimpleGeolocationRequest::ResponseCallback callback);
// Returns default geolocation service URL.
static GURL DefaultGeolocationProviderURL();
private:
friend class TestGeolocationAPILoaderFactory;
FRIEND_TEST_ALL_PREFIXES(SimpleGeolocationWirelessTest, CellularExists);
FRIEND_TEST_ALL_PREFIXES(SimpleGeolocationWirelessTest, WiFiExists);
// Geolocation response callback. Deletes request from requests_.
void OnGeolocationResponse(
SimpleGeolocationRequest* request,
SimpleGeolocationRequest::ResponseCallback callback,
const Geoposition& geoposition,
bool server_error,
const base::TimeDelta elapsed);
void set_geolocation_handler(GeolocationHandler* geolocation_handler) {
geolocation_handler_ = geolocation_handler;
}
scoped_refptr<network::SharedURLLoaderFactory> shared_url_loader_factory_;
// URL of the Google Maps Geolocation API.
const GURL url_;
// Requests in progress.
// SimpleGeolocationProvider owns all requests, so this vector is deleted on
// destroy.
std::vector<std::unique_ptr<SimpleGeolocationRequest>> requests_;
GeolocationHandler* geolocation_handler_ = nullptr;
// Creation and destruction should happen on the same thread.
base::ThreadChecker thread_checker_;
DISALLOW_COPY_AND_ASSIGN(SimpleGeolocationProvider);
};
} // namespace chromeos
#endif // CHROMEOS_GEOLOCATION_SIMPLE_GEOLOCATION_PROVIDER_H_