/* Copyright (C) 2018-2024 Carsten Pfeiffer, Felix Konstantin Maurer,
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Ganblejs, José Rebelo, Petr Vaněk
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.database;
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import android.app.AlarmManager;
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import android.app.PendingIntent;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Build;
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import android.os.SystemClock;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.OutputStream;
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import nodomain.freeyourgadget.gadgetbridge.BuildConfig;
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import nodomain.freeyourgadget.gadgetbridge.GBApplication;
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import nodomain.freeyourgadget.gadgetbridge.R;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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import nodomain.freeyourgadget.gadgetbridge.util.GBPrefs;
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import nodomain.freeyourgadget.gadgetbridge.util.PendingIntentUtils;
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import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
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/**
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* Created by maufl on 1/4/18.
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*/
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public class PeriodicExporter extends BroadcastReceiver {
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private static final Logger LOG = LoggerFactory.getLogger(PeriodicExporter.class);
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public static final String ACTION_DATABASE_EXPORT_SUCCESS = "nodomain.freeyourgadget.gadgetbridge.action.DATABASE_EXPORT_SUCCESS";
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public static final String ACTION_DATABASE_EXPORT_FAIL = "nodomain.freeyourgadget.gadgetbridge.action.DATABASE_EXPORT_FAIL";
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public static void enablePeriodicExport(Context context) {
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Prefs prefs = GBApplication.getPrefs();
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GBApplication gbApp = GBApplication.app();
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long autoExportScheduled = gbApp.getAutoExportScheduledTimestamp();
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boolean autoExportEnabled = prefs.getBoolean(GBPrefs.AUTO_EXPORT_ENABLED, false);
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Integer autoExportInterval = prefs.getInt(GBPrefs.AUTO_EXPORT_INTERVAL, 0);
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scheduleAlarm(context, autoExportInterval, autoExportEnabled && autoExportScheduled == 0);
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}
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public static void scheduleAlarm(Context context, Integer autoExportInterval, boolean autoExportEnabled) {
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Intent i = new Intent(context, PeriodicExporter.class);
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i.setPackage(BuildConfig.APPLICATION_ID);
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PendingIntent pi = PendingIntentUtils.getBroadcast(context, 0, i, 0, false);
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AlarmManager am = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
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am.cancel(pi);
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if (!autoExportEnabled) {
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LOG.info("Not scheduling periodic export, either already scheduled or not enabled");
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return;
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}
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int exportPeriod = autoExportInterval * 60 * 60 * 1000;
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if (exportPeriod == 0) {
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LOG.info("Not scheduling periodic export, interval set to 0");
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return;
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}
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LOG.info("Scheduling periodic export");
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GBApplication gbApp = GBApplication.app();
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gbApp.setAutoExportScheduledTimestamp(System.currentTimeMillis() + exportPeriod);
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am.setInexactRepeating(
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AlarmManager.ELAPSED_REALTIME,
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SystemClock.elapsedRealtime() + exportPeriod,
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exportPeriod,
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pi
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);
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}
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@Override
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public void onReceive(Context context, Intent intent) {
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LOG.info("Received command to export DB");
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createRefreshTask("Export database", context).execute();
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}
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protected RefreshTask createRefreshTask(String task, Context context) {
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return new RefreshTask(task, context);
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}
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public class RefreshTask extends DBAccess {
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Context localContext;
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public RefreshTask(String task, Context context) {
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super(task, context);
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localContext = context;
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}
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@Override
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protected void doInBackground(DBHandler handler) {
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LOG.info("Exporting DB in a background thread");
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try (DBHandler dbHandler = GBApplication.acquireDB()) {
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DBHelper helper = new DBHelper(localContext);
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String dst = GBApplication.getPrefs().getString(GBPrefs.AUTO_EXPORT_LOCATION, null);
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if (dst == null) {
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LOG.warn("Unable to export DB, export location not set");
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broadcastSuccess(false);
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return;
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}
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Uri dstUri = Uri.parse(dst);
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try (OutputStream out = localContext.getContentResolver().openOutputStream(dstUri)) {
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helper.exportDB(dbHandler, out);
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GBApplication gbApp = GBApplication.app();
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gbApp.setLastAutoExportTimestamp(System.currentTimeMillis());
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}
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broadcastSuccess(true);
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LOG.info("DB export completed");
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} catch (Exception ex) {
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GB.updateExportFailedNotification(localContext.getString(R.string.notif_export_failed_title), localContext);
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LOG.info("Exception while exporting DB: ", ex);
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broadcastSuccess(false);
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}
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}
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private void broadcastSuccess(final boolean success) {
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if (!GBApplication.getPrefs().getBoolean("intent_api_broadcast_export", false)) {
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return;
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}
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LOG.info("Broadcasting database export success={}", success);
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final String action = success ? ACTION_DATABASE_EXPORT_SUCCESS : ACTION_DATABASE_EXPORT_FAIL;
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final Intent exportedNotifyIntent = new Intent(action);
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localContext.sendBroadcast(exportedNotifyIntent);
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}
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@Override
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protected void onPostExecute(Object o) {
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}
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}
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}
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