src/eu/alefzero/owncloud/location/LocationUpdateService.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18 package eu.alefzero.owncloud.location;
  19
  20 import android.app.IntentService;
  21 import android.content.Intent;
  22 import android.content.SharedPreferences;
  23 import android.location.Criteria;
  24 import android.location.Location;
  25 import android.location.LocationListener;
  26 import android.location.LocationManager;
  27 import android.location.LocationProvider;
  28 import android.os.Bundle;
  29 import android.preference.PreferenceManager;
  30 import android.util.Log;
  31 import android.widget.Toast;
  32
  33 public class LocationUpdateService extends IntentService implements LocationListener {
  34
  35         public static final String TAG = "LocationUpdateService";
  36
  37         private LocationManager mLocationManager;
  38         private LocationProvider mLocationProvider;
  39         private SharedPreferences mPreferences;
  40
  41         public LocationUpdateService() {
  42                 super(TAG);
  43         }
  44
  45         @Override
  46         protected void onHandleIntent(Intent intent) {
  47                 mLocationManager = (LocationManager) getSystemService(LOCATION_SERVICE);
  48                 // Determine, how we can track the device
  49                 Criteria criteria = new Criteria();
  50                 criteria.setAccuracy(Criteria.ACCURACY_FINE);
  51                 criteria.setPowerRequirement(Criteria.POWER_LOW);
  52                 mLocationProvider = mLocationManager.getProvider(mLocationManager.getBestProvider(criteria, true));
  53
  54                 // Notify user if there is no way to track the device
  55                 if(mLocationProvider == null){
  56                         Toast.makeText(this, eu.alefzero.owncloud.R.string.location_no_provider, Toast.LENGTH_LONG);
  57                         stopSelf();
  58                         return;
  59                 }
  60
  61                 // Get preferences for device tracking
  62                 mPreferences = PreferenceManager.getDefaultSharedPreferences(this);
  63                 boolean trackDevice = mPreferences.getBoolean("enable_devicetracking", true);
  64                 int updateIntervall = Integer.parseInt(mPreferences.getString("devicetracking_update_intervall", "30")) * 60 * 1000;
  65                 int distanceBetweenLocationChecks = 50;
  66
  67                 // If we do shall track the device -> Stop
  68                 if(!trackDevice){
  69                         Log.d(TAG, "Devicetracking is disabled");
  70                         stopSelf();
  71                         return;
  72                 }
  73
  74                 mLocationManager.requestLocationUpdates(mLocationProvider.getName(), updateIntervall, distanceBetweenLocationChecks, this);
  75         }
  76
  77         @Override
  78         public void onLocationChanged(Location location) {
  79                 Log.d(TAG, "Location changed: " + location);
  80
  81         }
  82
  83         @Override
  84         public void onProviderDisabled(String arg0) {
  85                 // TODO Auto-generated method stub
  86
  87         }
  88
  89         @Override
  90         public void onProviderEnabled(String arg0) {
  91                 // TODO Auto-generated method stub
  92
  93         }
  94
  95         @Override
  96         public void onStatusChanged(String arg0, int arg1, Bundle arg2) {
  97                 // TODO Auto-generated method stub
  98
  99         }
 100
 101
 102 }