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@ -1,20 +1,10 @@
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package com.todoroo.astrid.producteev;
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import android.app.AlarmManager;
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import android.app.PendingIntent;
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import android.app.Service;
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import android.content.Context;
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import android.content.Intent;
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import android.os.IBinder;
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import android.util.Log;
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import com.timsu.astrid.R;
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import com.todoroo.andlib.service.ContextManager;
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import com.todoroo.andlib.utility.DateUtilities;
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import com.todoroo.andlib.utility.Preferences;
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import com.todoroo.astrid.core.PluginServices;
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import com.todoroo.astrid.producteev.sync.ProducteevSyncProvider;
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import com.todoroo.astrid.service.StatisticsService;
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import com.todoroo.astrid.sync.SyncBackgroundService;
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import com.todoroo.astrid.sync.SyncProvider;
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import com.todoroo.astrid.sync.SyncProviderUtilities;
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/**
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* SynchronizationService is the service that performs Astrid's background
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@ -24,114 +14,28 @@ import com.todoroo.astrid.service.StatisticsService;
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* @author Tim Su
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*
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*/
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public class ProducteevBackgroundService extends Service {
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/** Minimum time before an auto-sync */
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private static final long AUTO_SYNC_MIN_OFFSET = 5*60*1000L;
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/** alarm identifier */
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public static final String SYNC_ACTION = "sync"; //$NON-NLS-1$
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// --- BroadcastReceiver abstract methods
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public class ProducteevBackgroundService extends SyncBackgroundService {
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/** Receive the alarm - start the synchronize service! */
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@Override
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public void onStart(Intent intent, int startId) {
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try {
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if(intent != null && SYNC_ACTION.equals(intent.getAction()))
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startSynchronization(this);
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} catch (Exception e) {
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PluginServices.getExceptionService().reportError("pdv-bg-sync", e); //$NON-NLS-1$
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}
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}
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/** Start the actual synchronization */
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private void startSynchronization(Context context) {
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if(context == null || context.getResources() == null)
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return;
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ContextManager.setContext(context);
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if(ProducteevUtilities.INSTANCE.isOngoing())
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return;
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PluginServices.getTaskService();
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StatisticsService.sessionStart(context);
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new ProducteevSyncProvider().synchronize(context);
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StatisticsService.sessionStop(context);
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}
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// --- alarm management
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/**
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* Schedules repeating alarm for auto-synchronization
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*/
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public static void scheduleService() {
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int syncFrequencySeconds = Preferences.getIntegerFromString(
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R.string.producteev_PPr_interval_key, -1);
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Context context = ContextManager.getContext();
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if(syncFrequencySeconds <= 0) {
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unscheduleService(context);
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return;
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}
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// figure out synchronization frequency
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long interval = 1000L * syncFrequencySeconds;
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long offset = computeNextSyncOffset(interval);
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// give a little padding
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offset = Math.max(offset, AUTO_SYNC_MIN_OFFSET);
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AlarmManager am = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
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PendingIntent pendingIntent = PendingIntent.getService(context, 0,
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createAlarmIntent(context), PendingIntent.FLAG_UPDATE_CURRENT);
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Log.i("Astrid", "Autosync set for " + offset / 1000 //$NON-NLS-1$ //$NON-NLS-2$
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+ " seconds repeating every " + syncFrequencySeconds); //$NON-NLS-1$
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// cancel all existing
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am.cancel(pendingIntent);
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// schedule new
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am.setRepeating(AlarmManager.RTC_WAKEUP, System.currentTimeMillis() + offset,
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interval, pendingIntent);
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protected SyncProvider<?> getSyncProvider() {
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return new ProducteevSyncProvider();
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}
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/**
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* Removes repeating alarm for auto-synchronization
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*/
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private static void unscheduleService(Context context) {
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AlarmManager am = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
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PendingIntent pendingIntent = PendingIntent.getService(context, 0,
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createAlarmIntent(context), PendingIntent.FLAG_UPDATE_CURRENT);
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am.cancel(pendingIntent);
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}
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/** Create the alarm intent */
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private static Intent createAlarmIntent(Context context) {
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Intent intent = new Intent(context, ProducteevBackgroundService.class);
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intent.setAction(SYNC_ACTION);
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return intent;
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@Override
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protected SyncProviderUtilities getSyncUtilities() {
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return ProducteevUtilities.INSTANCE;
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}
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// --- utility methods
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private static long computeNextSyncOffset(long interval) {
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// figure out last synchronize time
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long lastSyncDate = ProducteevUtilities.INSTANCE.getLastSyncDate();
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// if user never synchronized, give them a full offset period before bg sync
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if(lastSyncDate != 0)
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return Math.max(0, lastSyncDate + interval - DateUtilities.now());
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else
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return interval;
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@Override
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public void onCreate() {
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super.onCreate();
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StatisticsService.sessionStart(this);
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}
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@Override
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public IBinder onBind(Intent intent) {
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return null;
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public void onDestroy() {
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StatisticsService.sessionStop(this);
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super.onDestroy();
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}
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}
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Tim Su
14 years ago