Update service that checks for new app and search module versions.

android/AndroidManifest.xml

@@ -18,8 +18,8 @@
  -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 	package="org.transdroid"
-	android:versionName="1.1.3" 
-	android:versionCode="144"
+	android:versionName="1.1.4" 
+	android:versionCode="145"
 	android:installLocation="auto">
 	
 	<uses-sdk android:minSdkVersion="4" android:targetSdkVersion="13" />

android/res/values/strings.xml

@@ -115,7 +115,8 @@
 <string name="searchmenu_useassearch">Use as new search</string>
 <string name="search_savedrssfeed">Search saved as RSS feed</string>
 <string name="search_savenotsupported">Saving not supported for this site</string>
-<string name="tts_not_found">Torrent Search is now a separate module, which means a one-time install from the Android Market. Install it now?</string>
+<string name="tts_not_found">Torrent Search is a separate module, to be installed from the website. Download and install it now?</string>
+<string name="tts_install">Download and install</string>
 
 <string name="preferences">Transdroid preferences</string>
 <string name="add_new_server">Add new server</string>

android/src/org/transdroid/gui/search/Search.java

@@ -79,7 +79,7 @@ import android.widget.Toast;
 public class Search extends FragmentActivity implements OnTouchListener, OnSelectedChangedListener {
 
 	private static final String LOG_NAME = "Search";
-	private final static Uri TTS_MARKET_URI = Uri.parse("market://search?q=pname:org.transdroid.search");
+	private final static Uri TTS_MARKET_URI = Uri.parse("http://www.transdroid.org/latest-search");
 	
 	private static final int MENU_REFRESH_ID = 1;
 	private static final int MENU_SEARCH_ID = 2;
@@ -462,7 +462,8 @@ public class Search extends FragmentActivity implements OnTouchListener, OnSelec
 
 		case DIALOG_INSTALLSEARCH:
 			
-			return ActivityUtil.buildInstallDialog(this, R.string.tts_not_found, TTS_MARKET_URI, true);
+			return ActivityUtil.buildInstallDialog(this, R.string.tts_not_found, TTS_MARKET_URI, true,
+				getString(R.string.tts_install));
 
 		}
 		return super.onCreateDialog(id);

android/src/org/transdroid/gui/util/ActivityUtil.java

@@ -58,22 +58,23 @@ public class ActivityUtil {
      * @return The dialog to show
      */
 	public static Dialog buildInstallDialog(final Activity activity, int messageResourceID, final Uri marketUri) {
-		return buildInstallDialog(activity, messageResourceID, marketUri, false);
+		return buildInstallDialog(activity, messageResourceID, marketUri, false, activity.getString(R.string.oifm_install));
 	}
     
     /**
      * Builds a (reusable) dialog that asks to install some application from the Android market
      * @param messageResourceID The message to show to the user
      * @param marketUri The application's URI on the Android Market
+     * @param buttonText The text to show on the positive (install) button
      * @param alternativeNegativeButtonHandler The click handler for the negative dialog button
      * @return The dialog to show
      */
 	public static Dialog buildInstallDialog(final Activity activity, int messageResourceID, final Uri marketUri, 
-			final boolean closeAfterInstallFailure) {
+			final boolean closeAfterInstallFailure, CharSequence buttonText) {
 		AlertDialog.Builder fbuilder = new AlertDialog.Builder(activity);
 		fbuilder.setMessage(messageResourceID);
 		fbuilder.setCancelable(true);
-		fbuilder.setPositiveButton(R.string.oifm_install, new DialogInterface.OnClickListener() {
+		fbuilder.setPositiveButton(buttonText, new DialogInterface.OnClickListener() {
 			@Override
 			public void onClick(DialogInterface dialog, int which) {
 				Intent install = new Intent(Intent.ACTION_VIEW, marketUri);

android/src/org/transdroid/service/BootReceiver.java

@@ -75,12 +75,10 @@ public class BootReceiver extends BroadcastReceiver {
 		// Set up PendingIntent for the alarm service
 		if (mgr == null)
 			mgr = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
-		mgr.cancel(pui);
-		
 		Intent i = new Intent(context, UpdateReceiver.class);
-		pui = PendingIntent.getBroadcast(context, 0, i, 0);
+		pui = PendingIntent.getBroadcast(context, 1, i, 0);
 		// First intent after a small (2 second) delay and repeat every day
-		mgr.setInexactRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP, SystemClock.elapsedRealtime() + 2000,
+		mgr.setRepeating(AlarmManager.ELAPSED_REALTIME, SystemClock.elapsedRealtime() + 2000,
 			AlarmManager.INTERVAL_DAY, pui);
 	}
 

android/src/org/transdroid/service/UpdateReceiver.java

@@ -0,0 +1,31 @@
+/*
+ *	This file is part of Transdroid <http://www.transdroid.org>
+ *	
+ *	Transdroid 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.
+ *	
+ *	Transdroid 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 Transdroid.  If not, see <http://www.gnu.org/licenses/>.
+ *	
+ */
+package org.transdroid.service;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+
+public class UpdateReceiver extends BroadcastReceiver {
+
+	@Override
+	public void onReceive(Context context, Intent intent) {
+		context.startService(new Intent(context, UpdateService.class));
+	}
+
+}

android/src/org/transdroid/service/UpdateService.java

@@ -0,0 +1,174 @@
+/*
+ *	This file is part of Transdroid <http://www.transdroid.org>
+ *	
+ *	Transdroid 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.
+ *	
+ *	Transdroid 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 Transdroid.  If not, see <http://www.gnu.org/licenses/>.
+ *	
+ */
+package org.transdroid.service;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.client.ClientProtocolException;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.AbstractHttpClient;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.transdroid.R;
+import org.transdroid.daemon.util.HttpHelper;
+import org.transdroid.preferences.Preferences;
+import org.transdroid.util.TLog;
+
+import android.app.IntentService;
+import android.app.Notification;
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.net.ConnectivityManager;
+import android.net.Uri;
+import android.preference.PreferenceManager;
+
+/**
+ * A service that checks if a new version of the app or the search module is available.
+ * 
+ * @author erickok
+ */
+public class UpdateService extends IntentService {
+
+	private static final String LATEST_URL_APP = "http://www.transdroid.org/update/latest-app.php";
+	private static final String LATEST_URL_SEARCH = "http://www.transdroid.org/update/latest-search.php";
+	private static final String PACKAGE_APP = "org.transdroid";
+	private static final String PACKAGE_SEARCH = "org.transdroid.search";
+	private static final String DOWNLOAD_URL_APP = "http://www.transdroid.org/latest";
+	private static final String DOWNLOAD_URL_SEARCH = "http://www.transdroid.org/latest-search";
+	private static final String LOG_NAME = "Update service";
+	private static NotificationManager notificationManager;
+
+	public UpdateService() {
+		super(LOG_NAME);
+	}
+
+	@Override
+	protected void onHandleIntent(Intent intent) {
+
+		// Check if the user has background data disabled
+		ConnectivityManager conn = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
+		if (!conn.getBackgroundDataSetting()) {
+			TLog.d(LOG_NAME,
+				"Skip checking for new app versions, since background data is disabled on a system-wide level");
+			return;
+		}
+
+		DefaultHttpClient httpclient = new DefaultHttpClient();
+
+		try {
+
+			// Retrieve what is the latest released app and search module versions
+			String[] app = retrieveLatestVersion(httpclient, LATEST_URL_APP);
+			String[] search = retrieveLatestVersion(httpclient, LATEST_URL_SEARCH);
+			int appVersion = Integer.parseInt(app[0].trim());
+			int searchVersion = Integer.parseInt(search[0].trim());
+
+			// New version of the app?
+			try {
+				PackageInfo appPackage = getPackageManager().getPackageInfo(PACKAGE_APP, 0);
+				if (appPackage.versionCode < appVersion) {
+					// New version available! Notify the user.
+					newNotification(getString(R.string.update_app_newversion),
+						getString(R.string.update_app_newversion), getString(R.string.update_updateto,
+							app[1].trim()), DOWNLOAD_URL_APP, 0);
+				}
+			} catch (NameNotFoundException e) {
+				// Not installed... this can never happen since this Service is part of the app itself.
+			}
+
+			// New version of the search module?
+			try {
+				PackageInfo searchPackage = getPackageManager().getPackageInfo(PACKAGE_SEARCH, 0);
+				if (searchPackage.versionCode < searchVersion) {
+					// New version available! Notify the user.
+					newNotification(getString(R.string.update_search_newversion),
+						getString(R.string.update_search_newversion), getString(R.string.update_updateto,
+							search[1].trim()), DOWNLOAD_URL_SEARCH, 0);
+				}
+			} catch (NameNotFoundException e) {
+				// The search module isn't installed yet at all; ignore and wait for the user to manually
+				// install it (when the first search is initiated)
+			}
+
+		} catch (Exception e) {
+			// Cannot check right now for some reason; log and `ignore
+			TLog.d(LOG_NAME, "Cannot retrieve latest app or search module version code from the site: " + e.toString());
+		}
+
+	}
+
+	private String[] retrieveLatestVersion(AbstractHttpClient httpclient, String url) throws ClientProtocolException, IOException {
+
+		// Retrieve what is the latest released app version
+		HttpResponse request = httpclient.execute(new HttpGet(url));
+		InputStream stream = request.getEntity().getContent();
+		String appVersion[] = HttpHelper.ConvertStreamToString(stream).split("\\|");
+		stream.close();
+		return appVersion;
+
+	}
+
+	private void newNotification(String ticker, String title, String text, String downloadUrl, int notifyID) {
+
+		// Use the alarm service settings for the notification sound/vibrate/colour
+		SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
+		AlarmSettings settings = Preferences.readAlarmSettings(prefs);
+
+		// Set up an intent that will initiate a download of the new version
+		Intent i = new Intent(Intent.ACTION_VIEW, Uri.parse(downloadUrl));
+
+		// Create a new notification
+		Notification newNotification = new Notification(R.drawable.icon_notification, ticker, System
+			.currentTimeMillis());
+		newNotification.flags = Notification.FLAG_AUTO_CANCEL;
+		newNotification.setLatestEventInfo(getApplicationContext(), title, text, PendingIntent.getActivity(
+			getApplicationContext(), notifyID, i, 0));
+
+		// Get the system notification manager, if not done so previously
+		if (notificationManager == null) {
+			notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
+		}
+
+		// If sound enabled add to notification
+		if (settings.getAlarmPlaySound() && settings.getAlarmSoundURI() != null) {
+			newNotification.sound = Uri.parse(settings.getAlarmSoundURI());
+		}
+
+		// If vibration enabled add to notification
+		if (settings.getAlarmVibrate()) {
+			newNotification.defaults = Notification.DEFAULT_VIBRATE;
+		}
+
+		// Add coloured light; defaults to 0xff7dbb21
+		newNotification.ledARGB = settings.getAlarmColour();
+		newNotification.ledOnMS = 600;
+		newNotification.ledOffMS = 1000;
+		newNotification.flags |= Notification.FLAG_SHOW_LIGHTS;
+
+		// Send notification
+		notificationManager.notify(notifyID, newNotification);
+
+	}
+
+}