Java tutorial
/* * This file is part of GPSLogger for Android. * * GPSLogger for Android is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * GPSLogger for Android is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GPSLogger for Android. If not, see <http://www.gnu.org/licenses/>. */ //TODO: Simplify email logic (too many methods) package com.crearo.gpslogger; import android.annotation.TargetApi; import android.app.*; import android.content.Context; import android.content.Intent; import android.graphics.BitmapFactory; import android.location.Location; import android.location.LocationManager; import android.os.*; import android.support.annotation.Nullable; import android.support.v4.app.NotificationCompat; import android.support.v4.app.TaskStackBuilder; import com.google.android.gms.common.ConnectionResult; import com.google.android.gms.common.api.GoogleApiClient; import com.google.android.gms.location.ActivityRecognition; import com.google.android.gms.location.ActivityRecognitionResult; import com.google.android.gms.location.DetectedActivity; import com.crearo.gpslogger.R; import com.crearo.gpslogger.common.*; import com.crearo.gpslogger.common.events.CommandEvents; import com.crearo.gpslogger.common.events.ProfileEvents; import com.crearo.gpslogger.common.events.ServiceEvents; import com.crearo.gpslogger.common.slf4j.Logs; import com.crearo.gpslogger.common.slf4j.SessionLogcatAppender; import com.crearo.gpslogger.loggers.FileLoggerFactory; import com.crearo.gpslogger.loggers.Files; import com.crearo.gpslogger.loggers.nmea.NmeaFileLogger; import com.crearo.gpslogger.senders.AlarmReceiver; import com.crearo.gpslogger.senders.FileSenderFactory; import de.greenrobot.event.EventBus; import org.slf4j.Logger; import java.io.File; import java.io.IOException; import java.text.DecimalFormat; import java.text.NumberFormat; import java.text.SimpleDateFormat; import java.util.Date; public class GpsLoggingService extends Service { private static NotificationManager notificationManager; private static int NOTIFICATION_ID = 8675309; private final IBinder binder = new GpsLoggingBinder(); AlarmManager nextPointAlarmManager; private NotificationCompat.Builder nfc = null; private static final Logger LOG = Logs.of(GpsLoggingService.class); // --------------------------------------------------- // Helpers and managers // --------------------------------------------------- private PreferenceHelper preferenceHelper = PreferenceHelper.getInstance(); protected LocationManager gpsLocationManager; private LocationManager passiveLocationManager; private LocationManager towerLocationManager; private GeneralLocationListener gpsLocationListener; private GeneralLocationListener towerLocationListener; private GeneralLocationListener passiveLocationListener; private Intent alarmIntent; private Handler handler = new Handler(); private long firstRetryTimeStamp; PendingIntent activityRecognitionPendingIntent; GoogleApiClient googleApiClient; // --------------------------------------------------- @Override public IBinder onBind(Intent arg0) { return binder; } @Override public void onCreate() { nextPointAlarmManager = (AlarmManager) getSystemService(ALARM_SERVICE); registerEventBus(); } private void requestActivityRecognitionUpdates() { GoogleApiClient.Builder builder = new GoogleApiClient.Builder(getApplicationContext()) .addApi(ActivityRecognition.API).addConnectionCallbacks(new GoogleApiClient.ConnectionCallbacks() { @Override public void onConnectionSuspended(int arg) { } @Override public void onConnected(Bundle arg0) { try { LOG.debug("Requesting activity recognition updates"); Intent intent = new Intent(getApplicationContext(), GpsLoggingService.class); activityRecognitionPendingIntent = PendingIntent.getService(getApplicationContext(), 0, intent, PendingIntent.FLAG_UPDATE_CURRENT); ActivityRecognition.ActivityRecognitionApi.requestActivityUpdates(googleApiClient, preferenceHelper.getMinimumLoggingInterval() * 1000, activityRecognitionPendingIntent); } catch (Throwable t) { LOG.warn(SessionLogcatAppender.MARKER_INTERNAL, "Can't connect to activity recognition service", t); } } }).addOnConnectionFailedListener(new GoogleApiClient.OnConnectionFailedListener() { @Override public void onConnectionFailed(ConnectionResult arg0) { } }); googleApiClient = builder.build(); googleApiClient.connect(); } private void stopActivityRecognitionUpdates() { try { LOG.debug("Stopping activity recognition updates"); if (googleApiClient != null && googleApiClient.isConnected()) { ActivityRecognition.ActivityRecognitionApi.removeActivityUpdates(googleApiClient, activityRecognitionPendingIntent); googleApiClient.disconnect(); } } catch (Throwable t) { LOG.warn(SessionLogcatAppender.MARKER_INTERNAL, "Tried to stop activity recognition updates", t); } } private void registerEventBus() { EventBus.getDefault().registerSticky(this); } private void unregisterEventBus() { try { EventBus.getDefault().unregister(this); } catch (Throwable t) { //this may crash if registration did not go through. just be safe } } @Override public int onStartCommand(Intent intent, int flags, int startId) { handleIntent(intent); return START_REDELIVER_INTENT; } @Override public void onDestroy() { LOG.warn(SessionLogcatAppender.MARKER_INTERNAL, "GpsLoggingService is being destroyed by Android OS."); unregisterEventBus(); removeNotification(); super.onDestroy(); } @Override public void onLowMemory() { LOG.error("Android is low on memory!"); super.onLowMemory(); } private void handleIntent(Intent intent) { ActivityRecognitionResult arr = ActivityRecognitionResult.extractResult(intent); if (arr != null) { EventBus.getDefault().post(new ServiceEvents.ActivityRecognitionEvent(arr)); return; } if (intent != null) { Bundle bundle = intent.getExtras(); if (bundle != null) { boolean needToStartGpsManager = false; if (bundle.getBoolean(IntentConstants.IMMEDIATE_START)) { LOG.info("Intent received - Start Logging Now"); EventBus.getDefault().postSticky(new CommandEvents.RequestStartStop(true)); } if (bundle.getBoolean(IntentConstants.IMMEDIATE_STOP)) { LOG.info("Intent received - Stop logging now"); EventBus.getDefault().postSticky(new CommandEvents.RequestStartStop(false)); } if (bundle.getBoolean(IntentConstants.AUTOSEND_NOW)) { LOG.info("Intent received - Send Email Now"); EventBus.getDefault().postSticky(new CommandEvents.AutoSend(null)); } if (bundle.getBoolean(IntentConstants.GET_NEXT_POINT)) { LOG.info("Intent received - Get Next Point"); needToStartGpsManager = true; } if (bundle.getString(IntentConstants.SET_DESCRIPTION) != null) { LOG.info("Intent received - Set Next Point Description: " + bundle.getString(IntentConstants.SET_DESCRIPTION)); EventBus.getDefault() .post(new CommandEvents.Annotate(bundle.getString(IntentConstants.SET_DESCRIPTION))); } if (bundle.getString(IntentConstants.SWITCH_PROFILE) != null) { LOG.info("Intent received - switch profile: " + bundle.getString(IntentConstants.SWITCH_PROFILE)); EventBus.getDefault().post( new ProfileEvents.SwitchToProfile(bundle.getString(IntentConstants.SWITCH_PROFILE))); } if (bundle.get(IntentConstants.PREFER_CELLTOWER) != null) { boolean preferCellTower = bundle.getBoolean(IntentConstants.PREFER_CELLTOWER); LOG.debug("Intent received - Set Prefer Cell Tower: " + String.valueOf(preferCellTower)); if (preferCellTower) { preferenceHelper.setChosenListeners(0); } else { preferenceHelper.setChosenListeners(1, 2); } needToStartGpsManager = true; } if (bundle.get(IntentConstants.TIME_BEFORE_LOGGING) != null) { int timeBeforeLogging = bundle.getInt(IntentConstants.TIME_BEFORE_LOGGING); LOG.debug("Intent received - Set Time Before Logging: " + String.valueOf(timeBeforeLogging)); preferenceHelper.setMinimumLoggingInterval(timeBeforeLogging); needToStartGpsManager = true; } if (bundle.get(IntentConstants.DISTANCE_BEFORE_LOGGING) != null) { int distanceBeforeLogging = bundle.getInt(IntentConstants.DISTANCE_BEFORE_LOGGING); LOG.debug("Intent received - Set Distance Before Logging: " + String.valueOf(distanceBeforeLogging)); preferenceHelper.setMinimumDistanceInMeters(distanceBeforeLogging); needToStartGpsManager = true; } if (bundle.get(IntentConstants.GPS_ON_BETWEEN_FIX) != null) { boolean keepBetweenFix = bundle.getBoolean(IntentConstants.GPS_ON_BETWEEN_FIX); LOG.debug("Intent received - Set Keep Between Fix: " + String.valueOf(keepBetweenFix)); preferenceHelper.setShouldKeepGPSOnBetweenFixes(keepBetweenFix); needToStartGpsManager = true; } if (bundle.get(IntentConstants.RETRY_TIME) != null) { int retryTime = bundle.getInt(IntentConstants.RETRY_TIME); LOG.debug("Intent received - Set Retry Time: " + String.valueOf(retryTime)); preferenceHelper.setLoggingRetryPeriod(retryTime); needToStartGpsManager = true; } if (bundle.get(IntentConstants.ABSOLUTE_TIMEOUT) != null) { int absoluteTimeout = bundle.getInt(IntentConstants.ABSOLUTE_TIMEOUT); LOG.debug("Intent received - Set Retry Time: " + String.valueOf(absoluteTimeout)); preferenceHelper.setAbsoluteTimeoutForAcquiringPosition(absoluteTimeout); needToStartGpsManager = true; } if (bundle.get(IntentConstants.LOG_ONCE) != null) { boolean logOnceIntent = bundle.getBoolean(IntentConstants.LOG_ONCE); LOG.debug("Intent received - Log Once: " + String.valueOf(logOnceIntent)); needToStartGpsManager = false; logOnce(); } try { if (bundle.get(Intent.EXTRA_ALARM_COUNT) != "0") { needToStartGpsManager = true; } } catch (Throwable t) { LOG.warn(SessionLogcatAppender.MARKER_INTERNAL, "Received a weird EXTRA_ALARM_COUNT value. Cannot continue."); needToStartGpsManager = false; } if (needToStartGpsManager && Session.isStarted()) { startGpsManager(); } } } else { // A null intent is passed in if the service has been killed and restarted. LOG.debug("Service restarted with null intent. Start logging."); startLogging(); } } /** * Sets up the auto email timers based on user preferences. */ @TargetApi(23) public void setupAutoSendTimers() { LOG.debug("Setting up autosend timers. Auto Send Enabled - " + String.valueOf(preferenceHelper.isAutoSendEnabled()) + ", Auto Send Delay - " + String.valueOf(Session.getAutoSendDelay())); if (preferenceHelper.isAutoSendEnabled() && Session.getAutoSendDelay() > 0) { long triggerTime = System.currentTimeMillis() + (long) (Session.getAutoSendDelay() * 60 * 1000); alarmIntent = new Intent(this, AlarmReceiver.class); cancelAlarm(); PendingIntent sender = PendingIntent.getBroadcast(this, 0, alarmIntent, PendingIntent.FLAG_UPDATE_CURRENT); AlarmManager am = (AlarmManager) getSystemService(ALARM_SERVICE); if (Systems.isDozing(this)) { am.setAndAllowWhileIdle(AlarmManager.RTC_WAKEUP, triggerTime, sender); } else { am.set(AlarmManager.RTC_WAKEUP, triggerTime, sender); } LOG.debug("Autosend alarm has been set"); } else { if (alarmIntent != null) { LOG.debug("alarmIntent was null, canceling alarm"); cancelAlarm(); } } } public void logOnce() { Session.setSinglePointMode(true); if (Session.isStarted()) { startGpsManager(); } else { startLogging(); } } private void cancelAlarm() { if (alarmIntent != null) { AlarmManager am = (AlarmManager) getSystemService(ALARM_SERVICE); PendingIntent sender = PendingIntent.getBroadcast(this, 0, alarmIntent, PendingIntent.FLAG_UPDATE_CURRENT); am.cancel(sender); } } /** * Method to be called if user has chosen to auto email log files when he * stops logging */ private void autoSendLogFileOnStop() { if (preferenceHelper.isAutoSendEnabled() && preferenceHelper.shouldAutoSendOnStopLogging()) { autoSendLogFile(null); } } /** * Calls the Auto Senders which process the files and send it. */ private void autoSendLogFile(@Nullable String formattedFileName) { LOG.debug("Filename: " + formattedFileName); if (!Strings.isNullOrEmpty(formattedFileName) || !Strings.isNullOrEmpty(Session.getCurrentFileName(getApplicationContext()))) { String fileToSend = Strings.isNullOrEmpty(formattedFileName) ? Session.getCurrentFileName(getApplicationContext()) : formattedFileName; FileSenderFactory.autoSendFiles(fileToSend); setupAutoSendTimers(); } } private void resetAutoSendTimersIfNecessary() { if (Session.getAutoSendDelay() != preferenceHelper.getAutoSendInterval()) { Session.setAutoSendDelay(preferenceHelper.getAutoSendInterval()); setupAutoSendTimers(); } } /** * Resets the form, resets file name if required, reobtains preferences */ protected void startLogging() { LOG.debug("."); Session.setAddNewTrackSegment(true); if (Session.isStarted()) { LOG.debug("Session already started, ignoring"); return; } try { startForeground(NOTIFICATION_ID, new Notification()); } catch (Exception ex) { LOG.error("Could not start GPSLoggingService in foreground. ", ex); } Session.setStarted(true); resetAutoSendTimersIfNecessary(); showNotification(); setupAutoSendTimers(); resetCurrentFileName(true); notifyClientStarted(); startPassiveManager(); startGpsManager(); requestActivityRecognitionUpdates(); } /** * Asks the main service client to clear its form. */ private void notifyClientStarted() { LOG.info(getString(R.string.started)); EventBus.getDefault().post(new ServiceEvents.LoggingStatus(true)); } /** * Stops logging, removes notification, stops GPS manager, stops email timer */ public void stopLogging() { LOG.debug("."); Session.setAddNewTrackSegment(true); Session.setTotalTravelled(0); Session.setPreviousLocationInfo(null); Session.setStarted(false); Session.setUserStillSinceTimeStamp(0); Session.setLatestTimeStamp(0); stopAbsoluteTimer(); // Email log file before setting location info to null autoSendLogFileOnStop(); cancelAlarm(); Session.setCurrentLocationInfo(null); Session.setSinglePointMode(false); stopForeground(true); removeNotification(); stopAlarm(); stopGpsManager(); stopPassiveManager(); stopActivityRecognitionUpdates(); notifyClientStopped(); } /** * Hides the notification icon in the status bar if it's visible. */ private void removeNotification() { notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE); notificationManager.cancelAll(); } /** * Shows a notification icon in the status bar for GPS Logger */ private void showNotification() { Intent stopLoggingIntent = new Intent(this, GpsLoggingService.class); stopLoggingIntent.setAction("NotificationButton_STOP"); stopLoggingIntent.putExtra(IntentConstants.IMMEDIATE_STOP, true); PendingIntent piStop = PendingIntent.getService(this, 0, stopLoggingIntent, 0); Intent annotateIntent = new Intent(this, NotificationAnnotationActivity.class); annotateIntent.setAction("com.mendhak.gpslogger.NOTIFICATION_BUTTON"); PendingIntent piAnnotate = PendingIntent.getActivity(this, 0, annotateIntent, 0); // What happens when the notification item is clicked Intent contentIntent = new Intent(this, SimpleMainActivity.class); TaskStackBuilder stackBuilder = TaskStackBuilder.create(this); stackBuilder.addNextIntent(contentIntent); PendingIntent pending = stackBuilder.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT); NumberFormat nf = new DecimalFormat("###.#####"); String contentText = getString(R.string.gpslogger_still_running); long notificationTime = System.currentTimeMillis(); if (Session.hasValidLocation()) { contentText = getString(R.string.txt_latitude_short) + ": " + nf.format(Session.getCurrentLatitude()) + ", " + getString(R.string.txt_longitude_short) + ": " + nf.format(Session.getCurrentLongitude()); notificationTime = Session.getCurrentLocationInfo().getTime(); } if (nfc == null) { nfc = new NotificationCompat.Builder(getApplicationContext()).setSmallIcon(R.drawable.notification) .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.gpsloggericon3)) .setPriority(Notification.PRIORITY_MAX).setContentTitle(contentText).setOngoing(true) .setContentIntent(pending); if (!preferenceHelper.shouldHideNotificationButtons()) { nfc.addAction(R.drawable.annotate2, getString(R.string.menu_annotate), piAnnotate).addAction( android.R.drawable.ic_menu_close_clear_cancel, getString(R.string.shortcut_stop), piStop); } } nfc.setContentTitle(contentText); nfc.setContentText(getString(R.string.app_name)); nfc.setWhen(notificationTime); notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE); notificationManager.notify(NOTIFICATION_ID, nfc.build()); } private void startPassiveManager() { if (preferenceHelper.getChosenListeners().contains(LocationManager.PASSIVE_PROVIDER)) { LOG.debug("Starting passive location listener"); if (passiveLocationListener == null) { passiveLocationListener = new GeneralLocationListener(this, "PASSIVE"); } passiveLocationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE); passiveLocationManager.requestLocationUpdates(LocationManager.PASSIVE_PROVIDER, 1000, 0, passiveLocationListener); } } /** * Starts the location manager. There are two location managers - GPS and * Cell Tower. This code determines which manager to request updates from * based on user preference and whichever is enabled. If GPS is enabled on * the phone, that is used. But if the user has also specified that they * prefer cell towers, then cell towers are used. If neither is enabled, * then nothing is requested. */ private void startGpsManager() { //If the user has been still for more than the minimum seconds if (userHasBeenStillForTooLong()) { LOG.info("No movement detected in the past interval, will not log"); setAlarmForNextPoint(); return; } if (gpsLocationListener == null) { gpsLocationListener = new GeneralLocationListener(this, "GPS"); } if (towerLocationListener == null) { towerLocationListener = new GeneralLocationListener(this, "CELL"); } gpsLocationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE); towerLocationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE); checkTowerAndGpsStatus(); if (Session.isGpsEnabled() && preferenceHelper.getChosenListeners().contains(LocationManager.GPS_PROVIDER)) { LOG.info("Requesting GPS location updates"); // gps satellite based gpsLocationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000, 0, gpsLocationListener); gpsLocationManager.addGpsStatusListener(gpsLocationListener); gpsLocationManager.addNmeaListener(gpsLocationListener); Session.setUsingGps(true); startAbsoluteTimer(); } if (Session.isTowerEnabled() && (preferenceHelper.getChosenListeners().contains(LocationManager.NETWORK_PROVIDER) || !Session.isGpsEnabled())) { LOG.info("Requesting cell and wifi location updates"); Session.setUsingGps(false); // Cell tower and wifi based towerLocationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 1000, 0, towerLocationListener); startAbsoluteTimer(); } if (!Session.isTowerEnabled() && !Session.isGpsEnabled()) { LOG.error("No provider available!"); Session.setUsingGps(false); LOG.error(getString(R.string.gpsprovider_unavailable)); stopLogging(); setLocationServiceUnavailable(); return; } EventBus.getDefault().post(new ServiceEvents.WaitingForLocation(true)); Session.setWaitingForLocation(true); } private boolean userHasBeenStillForTooLong() { return !Session.hasDescription() && !Session.isSinglePointMode() && (Session.getUserStillSinceTimeStamp() > 0 && (System.currentTimeMillis() - Session.getUserStillSinceTimeStamp()) > (preferenceHelper.getMinimumLoggingInterval() * 1000)); } private void startAbsoluteTimer() { if (preferenceHelper.getAbsoluteTimeoutForAcquiringPosition() >= 1) { handler.postDelayed(stopManagerRunnable, preferenceHelper.getAbsoluteTimeoutForAcquiringPosition() * 1000); } } private Runnable stopManagerRunnable = new Runnable() { @Override public void run() { LOG.warn("Absolute timeout reached, giving up on this point"); stopManagerAndResetAlarm(); } }; private void stopAbsoluteTimer() { handler.removeCallbacks(stopManagerRunnable); } /** * This method is called periodically to determine whether the cell tower / * gps providers have been enabled, and sets class level variables to those * values. */ private void checkTowerAndGpsStatus() { Session.setTowerEnabled(towerLocationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)); Session.setGpsEnabled(gpsLocationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)); } /** * Stops the location managers */ private void stopGpsManager() { if (towerLocationListener != null) { LOG.debug("Removing towerLocationManager updates"); towerLocationManager.removeUpdates(towerLocationListener); } if (gpsLocationListener != null) { LOG.debug("Removing gpsLocationManager updates"); gpsLocationManager.removeUpdates(gpsLocationListener); gpsLocationManager.removeGpsStatusListener(gpsLocationListener); } Session.setWaitingForLocation(false); EventBus.getDefault().post(new ServiceEvents.WaitingForLocation(false)); } private void stopPassiveManager() { if (passiveLocationManager != null) { LOG.debug("Removing passiveLocationManager updates"); passiveLocationManager.removeUpdates(passiveLocationListener); } } /** * Sets the current file name based on user preference. */ private void resetCurrentFileName(boolean newLogEachStart) { String oldFileName = Session.getCurrentFormattedFileName(); /* Update the file name, if required. (New day, Re-start service) */ if (preferenceHelper.shouldCreateCustomFile()) { Session.setCurrentFileName(preferenceHelper.getCustomFileName()); } else if (preferenceHelper.shouldCreateNewFileOnceADay()) { // 20100114.gpx SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd"); Session.setCurrentFileName(sdf.format(new Date())); } else if (newLogEachStart) { // 20100114183329.gpx SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss"); Session.setCurrentFileName(sdf.format(new Date())); } if (!Strings.isNullOrEmpty(oldFileName) && !oldFileName.equalsIgnoreCase(Session.getCurrentFileName(getApplicationContext())) && Session.isStarted()) { LOG.debug("New file name, should auto upload the old one"); EventBus.getDefault().post(new CommandEvents.AutoSend(oldFileName)); } Session.setCurrentFormattedFileName(Session.getCurrentFileName(getApplicationContext())); LOG.info("Filename: " + Session.getCurrentFileName(getApplicationContext())); EventBus.getDefault() .post(new ServiceEvents.FileNamed(Session.getCurrentFileName(getApplicationContext()))); } void setLocationServiceUnavailable() { EventBus.getDefault().post(new ServiceEvents.LocationServicesUnavailable()); } /** * Notifies main form that logging has stopped */ void notifyClientStopped() { LOG.info(getString(R.string.stopped)); EventBus.getDefault().post(new ServiceEvents.LoggingStatus(false)); } /** * Stops location manager, then starts it. */ void restartGpsManagers() { LOG.debug("Restarting location managers"); stopGpsManager(); startGpsManager(); } /** * This event is raised when the GeneralLocationListener has a new location. * This method in turn updates notification, writes to file, reobtains * preferences, notifies main service client and resets location managers. * * @param loc Location object */ void onLocationChanged(Location loc) { if (!Session.isStarted()) { LOG.debug("onLocationChanged called, but Session.isStarted is false"); stopLogging(); return; } long currentTimeStamp = System.currentTimeMillis(); LOG.debug("Has description? " + Session.hasDescription() + ", Single point? " + Session.isSinglePointMode() + ", Last timestamp: " + Session.getLatestTimeStamp()); // Don't log a point until the user-defined time has elapsed // However, if user has set an annotation, just log the point, disregard any filters if (!Session.hasDescription() && !Session.isSinglePointMode() && (currentTimeStamp - Session.getLatestTimeStamp()) < (preferenceHelper.getMinimumLoggingInterval() * 1000)) { return; } //Don't log a point if user has been still // However, if user has set an annotation, just log the point, disregard any filters if (userHasBeenStillForTooLong()) { LOG.info("Received location but the user hasn't moved, ignoring"); return; } if (!isFromValidListener(loc)) { return; } boolean isPassiveLocation = loc.getExtras().getBoolean("PASSIVE"); //check if we change of day and then write the last position of yesterday as the first position of today if (preferenceHelper.shouldCreateNewFileOnceADay()) { SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd"); String today = sdf.format(new Date()); if (!today.equals(Session.getCurrentFileName(getApplicationContext()))) resetCurrentFileName(false); } // Don't do anything until the user-defined accuracy is reached // However, if user has set an annotation, just log the point, disregard any filters if (!Session.hasDescription() && preferenceHelper.getMinimumAccuracy() > 0) { //Don't apply the retry interval to passive locations if (!isPassiveLocation && preferenceHelper.getMinimumAccuracy() < Math.abs(loc.getAccuracy())) { if (this.firstRetryTimeStamp == 0) { this.firstRetryTimeStamp = System.currentTimeMillis(); } if (currentTimeStamp - this.firstRetryTimeStamp <= preferenceHelper.getLoggingRetryPeriod() * 1000) { LOG.warn("Only accuracy of " + String.valueOf(Math.floor(loc.getAccuracy())) + " m. Point discarded." + getString(R.string.inaccurate_point_discarded)); //return and keep trying return; } if (currentTimeStamp - this.firstRetryTimeStamp > preferenceHelper.getLoggingRetryPeriod() * 1000) { LOG.warn("Only accuracy of " + String.valueOf(Math.floor(loc.getAccuracy())) + " m and timeout reached." + getString(R.string.inaccurate_point_discarded)); //Give up for now stopManagerAndResetAlarm(); //reset timestamp for next time. this.firstRetryTimeStamp = 0; return; } //Success, reset timestamp for next time. this.firstRetryTimeStamp = 0; } } //Don't do anything until the user-defined distance has been traversed // However, if user has set an annotation, just log the point, disregard any filters if (!Session.hasDescription() && !Session.isSinglePointMode() && preferenceHelper.getMinimumDistanceInterval() > 0 && Session.hasValidLocation()) { double distanceTraveled = Maths.calculateDistance(loc.getLatitude(), loc.getLongitude(), Session.getCurrentLatitude(), Session.getCurrentLongitude()); if (preferenceHelper.getMinimumDistanceInterval() > distanceTraveled) { LOG.warn(String.format(getString(R.string.not_enough_distance_traveled), String.valueOf(Math.floor(distanceTraveled))) + ", point discarded"); stopManagerAndResetAlarm(); return; } } LOG.info(SessionLogcatAppender.MARKER_LOCATION, String.valueOf(loc.getLatitude()) + "," + String.valueOf(loc.getLongitude())); adjustAltitude(loc); resetCurrentFileName(false); Session.setLatestTimeStamp(System.currentTimeMillis()); Session.setCurrentLocationInfo(loc); setDistanceTraveled(loc); showNotification(); if (isPassiveLocation) { LOG.debug("Logging passive location to file"); } writeToFile(loc); resetAutoSendTimersIfNecessary(); stopManagerAndResetAlarm(); EventBus.getDefault().post(new ServiceEvents.LocationUpdate(loc)); if (Session.isSinglePointMode()) { LOG.debug("Single point mode - stopping now"); stopLogging(); } } private void adjustAltitude(Location loc) { if (!loc.hasAltitude()) { return; } if (preferenceHelper.shouldAdjustAltitudeFromGeoIdHeight() && loc.getExtras() != null) { String geoidheight = loc.getExtras().getString("GEOIDHEIGHT"); if (!Strings.isNullOrEmpty(geoidheight)) { loc.setAltitude((float) loc.getAltitude() - Float.valueOf(geoidheight)); } else { //If geoid height not present for adjustment, don't record an elevation at all. loc.removeAltitude(); } } if (loc.hasAltitude()) { loc.setAltitude(loc.getAltitude() - preferenceHelper.getSubtractAltitudeOffset()); } } private boolean isFromValidListener(Location loc) { if (!preferenceHelper.getChosenListeners().contains(LocationManager.GPS_PROVIDER) && !preferenceHelper.getChosenListeners().contains(LocationManager.NETWORK_PROVIDER)) { return true; } if (!preferenceHelper.getChosenListeners().contains(LocationManager.NETWORK_PROVIDER)) { return loc.getProvider().equalsIgnoreCase(LocationManager.GPS_PROVIDER); } if (!preferenceHelper.getChosenListeners().contains(LocationManager.GPS_PROVIDER)) { return !loc.getProvider().equalsIgnoreCase(LocationManager.GPS_PROVIDER); } return true; } private void setDistanceTraveled(Location loc) { // Distance if (Session.getPreviousLocationInfo() == null) { Session.setPreviousLocationInfo(loc); } // Calculate this location and the previous location location and add to the current running total distance. // NOTE: Should be used in conjunction with 'distance required before logging' for more realistic values. double distance = Maths.calculateDistance(Session.getPreviousLatitude(), Session.getPreviousLongitude(), loc.getLatitude(), loc.getLongitude()); Session.setPreviousLocationInfo(loc); Session.setTotalTravelled(Session.getTotalTravelled() + distance); } protected void stopManagerAndResetAlarm() { if (!preferenceHelper.shouldKeepGPSOnBetweenFixes()) { stopGpsManager(); } stopAbsoluteTimer(); setAlarmForNextPoint(); } private void stopAlarm() { Intent i = new Intent(this, GpsLoggingService.class); i.putExtra(IntentConstants.GET_NEXT_POINT, true); PendingIntent pi = PendingIntent.getService(this, 0, i, 0); nextPointAlarmManager.cancel(pi); } @TargetApi(23) private void setAlarmForNextPoint() { LOG.debug("Set alarm for " + preferenceHelper.getMinimumLoggingInterval() + " seconds"); Intent i = new Intent(this, GpsLoggingService.class); i.putExtra(IntentConstants.GET_NEXT_POINT, true); PendingIntent pi = PendingIntent.getService(this, 0, i, 0); nextPointAlarmManager.cancel(pi); if (Systems.isDozing(this)) { //Only invoked once per 15 minutes in doze mode LOG.debug("Device is dozing, using infrequent alarm"); nextPointAlarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + preferenceHelper.getMinimumLoggingInterval() * 1000, pi); } else { nextPointAlarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + preferenceHelper.getMinimumLoggingInterval() * 1000, pi); } } /** * Calls file helper to write a given location to a file. * * @param loc Location object */ private void writeToFile(Location loc) { Session.setAddNewTrackSegment(false); try { LOG.debug("Calling file writers"); FileLoggerFactory.write(getApplicationContext(), loc); if (Session.hasDescription()) { LOG.info("Writing annotation: " + Session.getDescription()); FileLoggerFactory.annotate(getApplicationContext(), Session.getDescription(), loc); } } catch (Exception e) { LOG.error(getString(R.string.could_not_write_to_file), e); } Session.clearDescription(); EventBus.getDefault().post(new ServiceEvents.AnnotationStatus(true)); } /** * Informs the main service client of the number of visible satellites. * * @param count Number of Satellites */ void setSatelliteInfo(int count) { Session.setVisibleSatelliteCount(count); EventBus.getDefault().post(new ServiceEvents.SatellitesVisible(count)); } public void onNmeaSentence(long timestamp, String nmeaSentence) { if (preferenceHelper.shouldLogToNmea()) { NmeaFileLogger nmeaLogger = new NmeaFileLogger(Session.getCurrentFileName(getApplicationContext())); nmeaLogger.write(timestamp, nmeaSentence, getApplicationContext()); } } /** * Can be used from calling classes as the go-between for methods and * properties. */ public class GpsLoggingBinder extends Binder { public GpsLoggingService getService() { return GpsLoggingService.this; } } @EventBusHook public void onEvent(CommandEvents.RequestToggle requestToggle) { if (Session.isStarted()) { stopLogging(); } else { startLogging(); } } @EventBusHook public void onEvent(CommandEvents.RequestStartStop startStop) { if (startStop.start) { startLogging(); } else { stopLogging(); } EventBus.getDefault().removeStickyEvent(CommandEvents.RequestStartStop.class); } @EventBusHook public void onEvent(CommandEvents.AutoSend autoSend) { autoSendLogFile(autoSend.formattedFileName); EventBus.getDefault().removeStickyEvent(CommandEvents.AutoSend.class); } @EventBusHook public void onEvent(CommandEvents.Annotate annotate) { final String desc = Strings.cleanDescription(annotate.annotation); if (desc.length() == 0) { LOG.debug("Clearing annotation"); Session.clearDescription(); } else { LOG.debug("Pending annotation: " + desc); Session.setDescription(desc); EventBus.getDefault().post(new ServiceEvents.AnnotationStatus(false)); if (Session.isStarted()) { startGpsManager(); } else { logOnce(); } } EventBus.getDefault().removeStickyEvent(CommandEvents.Annotate.class); } @EventBusHook public void onEvent(CommandEvents.LogOnce logOnce) { logOnce(); } @EventBusHook public void onEvent(ServiceEvents.ActivityRecognitionEvent activityRecognitionEvent) { if (!preferenceHelper.shouldNotLogIfUserIsStill()) { Session.setUserStillSinceTimeStamp(0); return; } if (activityRecognitionEvent.result.getMostProbableActivity().getType() == DetectedActivity.STILL) { LOG.debug(activityRecognitionEvent.result.getMostProbableActivity().toString()); if (Session.getUserStillSinceTimeStamp() == 0) { LOG.debug("Just entered still state, attempt to log"); startGpsManager(); Session.setUserStillSinceTimeStamp(System.currentTimeMillis()); } } else { LOG.debug(activityRecognitionEvent.result.getMostProbableActivity().toString()); //Reset the still-since timestamp Session.setUserStillSinceTimeStamp(0); LOG.debug("Just exited still state, attempt to log"); startGpsManager(); } } @EventBusHook public void onEvent(ProfileEvents.SwitchToProfile switchToProfileEvent) { try { if (preferenceHelper.getCurrentProfileName().equals(switchToProfileEvent.newProfileName)) { return; } LOG.debug("Switching to profile: " + switchToProfileEvent.newProfileName); //Save the current settings to a file (overwrite) File f = new File(Files.storageFolder(GpsLoggingService.this), preferenceHelper.getCurrentProfileName() + ".properties"); preferenceHelper.savePropertiesFromPreferences(f); //Read from a possibly existing file and load those preferences in File newProfile = new File(Files.storageFolder(GpsLoggingService.this), switchToProfileEvent.newProfileName + ".properties"); if (newProfile.exists()) { preferenceHelper.setPreferenceFromPropertiesFile(newProfile); } //Switch current profile name preferenceHelper.setCurrentProfileName(switchToProfileEvent.newProfileName); } catch (IOException e) { LOG.error("Could not save profile to file", e); } } }