/*------------------------------------------------------------------------------
** Ident: Sogeti Smart Mobile Solutions
** Author: rene
** Copyright: (c) Apr 24, 2011 Sogeti Nederland B.V. All Rights Reserved.
**------------------------------------------------------------------------------
** Sogeti Nederland B.V. | No part of this file may be reproduced
** Distributed Software Engineering | or transmitted in any form or by any
** Lange Dreef 17 | means, electronic or mechanical, for the
** 4131 NJ Vianen | purpose, without the express written
** The Netherlands | permission of the copyright holder.
*------------------------------------------------------------------------------
*
* This file is part of OpenGPSTracker.
*
* OpenGPSTracker 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 3 of the License, or
* (at your option) any later version.
*
* OpenGPSTracker 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 OpenGPSTracker. If not, see <http://www.gnu.org/licenses/>.
*
*/
package nl.sogeti.android.gpstracker.streaming;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.LinkedList;
import java.util.Queue;
import nl.sogeti.android.gpstracker.R;
import nl.sogeti.android.gpstracker.util.Constants;
import nl.sogeti.android.gpstracker.viewer.ApplicationPreferenceActivity;
import org.apache.ogt.http.HttpResponse;
import org.apache.ogt.http.StatusLine;
import org.apache.ogt.http.client.ClientProtocolException;
import org.apache.ogt.http.client.HttpClient;
import org.apache.ogt.http.client.methods.HttpGet;
import org.apache.ogt.http.impl.client.DefaultHttpClient;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.location.Location;
import android.net.Uri;
import android.preference.PreferenceManager;
import android.util.Log;
public class CustomUpload extends BroadcastReceiver
{
private static final String CUSTOMUPLOAD_BACKLOG_DEFAULT = "20";
private static CustomUpload sCustomUpload = null;
private static final String TAG = "OGT.CustomUpload";
private static final int NOTIFICATION_ID = R.string.customupload_failed;
private static Queue<HttpGet> sRequestBacklog = new LinkedList<HttpGet>();
public static synchronized void initStreaming(Context ctx)
{
if( sCustomUpload != null )
{
shutdownStreaming(ctx);
}
sCustomUpload = new CustomUpload();
sRequestBacklog = new LinkedList<HttpGet>();
IntentFilter filter = new IntentFilter(Constants.STREAMBROADCAST);
ctx.registerReceiver(sCustomUpload, filter);
}
public static synchronized void shutdownStreaming(Context ctx)
{
if( sCustomUpload != null )
{
ctx.unregisterReceiver(sCustomUpload);
sCustomUpload.onShutdown();
sCustomUpload = null;
}
}
private void onShutdown()
{
}
@Override
public void onReceive(Context context, Intent intent)
{
SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
String prefUrl = preferences.getString(ApplicationPreferenceActivity.CUSTOMUPLOAD_URL, "http://www.example.com");
Integer prefBacklog = Integer.valueOf( preferences.getString(ApplicationPreferenceActivity.CUSTOMUPLOAD_BACKLOG, CUSTOMUPLOAD_BACKLOG_DEFAULT) );
Location loc = intent.getParcelableExtra(Constants.EXTRA_LOCATION);
Uri trackUri = intent.getParcelableExtra(Constants.EXTRA_TRACK);
String buildUrl = prefUrl;
buildUrl = buildUrl.replace("@LAT@", Double.toString(loc.getLatitude()));
buildUrl = buildUrl.replace("@LON@", Double.toString(loc.getLongitude()));
buildUrl = buildUrl.replace("@ID@", trackUri.getLastPathSegment());
buildUrl = buildUrl.replace("@TIME@", Long.toString(loc.getTime()));
buildUrl = buildUrl.replace("@SPEED@", Float.toString(loc.getSpeed()));
buildUrl = buildUrl.replace("@ACC@", Float.toString(loc.getAccuracy()));
buildUrl = buildUrl.replace("@ALT@", Double.toString(loc.getAltitude()));
buildUrl = buildUrl.replace("@BEAR@", Float.toString(loc.getBearing()));
HttpClient client = new DefaultHttpClient();
URI uploadUri;
try
{
uploadUri = new URI(buildUrl);
HttpGet currentRequest = new HttpGet(uploadUri );
sRequestBacklog.add(currentRequest);
if( sRequestBacklog.size() > prefBacklog )
{
sRequestBacklog.poll();
}
while( !sRequestBacklog.isEmpty() )
{
HttpGet request = sRequestBacklog.peek();
HttpResponse response = client.execute(request);
sRequestBacklog.poll();
StatusLine status = response.getStatusLine();
if (status.getStatusCode() != 200) {
throw new IOException("Invalid response from server: " + status.toString());
}
clearNotification(context);
}
}
catch (URISyntaxException e)
{
notifyError(context, e);
}
catch (ClientProtocolException e)
{
notifyError(context, e);
}
catch (IOException e)
{
notifyError(context, e);
}
}
private void notifyError(Context context, Exception e)
{
Log.e( TAG, "Custom upload failed", e);
String ns = Context.NOTIFICATION_SERVICE;
NotificationManager mNotificationManager = (NotificationManager) context.getSystemService(ns);
int icon = R.drawable.ic_maps_indicator_current_position;
CharSequence tickerText = context.getText(R.string.customupload_failed);
long when = System.currentTimeMillis();
Notification notification = new Notification(icon, tickerText, when);
Context appContext = context.getApplicationContext();
CharSequence contentTitle = tickerText;
CharSequence contentText = e.getMessage();
Intent notificationIntent = new Intent(context, CustomUpload.class);
PendingIntent contentIntent = PendingIntent.getActivity(context, 0, notificationIntent, 0);
notification.setLatestEventInfo(appContext, contentTitle, contentText, contentIntent);
notification.flags = Notification.FLAG_AUTO_CANCEL;
mNotificationManager.notify(NOTIFICATION_ID, notification);
}
private void clearNotification(Context context)
{
String ns = Context.NOTIFICATION_SERVICE;
NotificationManager mNotificationManager = (NotificationManager) context.getSystemService(ns);
mNotificationManager.cancel(NOTIFICATION_ID);
}
}