/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.androsz.electricsleepbeta.alarmclock;
import java.text.SimpleDateFormat;
import java.util.Date;
import android.app.KeyguardManager;
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.os.Parcel;
import android.os.PowerManager;
import com.androsz.electricsleepbeta.R;
import com.androsz.electricsleepbeta.util.WakeLockManager;
/**
* Glue class: connects AlarmAlert IntentReceiver to AlarmAlert activity. Passes
* through Alarm ID.
*/
public class AlarmReceiver extends BroadcastReceiver {
/**
* If the alarm is older than STALE_WINDOW seconds, ignore. It is probably
* the result of a time or timezone change
*/
private final static int STALE_WINDOW = 60 * 30;
private NotificationManager getNotificationManager(final Context context) {
return (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
}
@Override
public void onReceive(final Context context, final Intent intent) {
if (Alarms.ALARM_KILLED.equals(intent.getAction())) {
// The alarm has been killed, update the notification
updateNotification(context,
(Alarm) intent.getParcelableExtra(Alarms.ALARM_INTENT_EXTRA),
intent.getIntExtra(Alarms.ALARM_KILLED_TIMEOUT, -1));
return;
} else if (Alarms.CANCEL_SNOOZE.equals(intent.getAction())) {
context.sendBroadcast(new Intent(Alarms.ALARM_SNOOZE_CANCELED_BY_USER_ACTION));
Alarms.saveSnoozeAlert(context, -1, -1);
Log.v(Alarms.CANCEL_SNOOZE);
return;
}
Alarm alarm = null;
// Grab the alarm from the intent. Since the remote AlarmManagerService
// fills in the Intent to add some extra data, it must unparcel the
// Alarm object. It throws a ClassNotFoundException when unparcelling.
// To avoid this, do the marshalling ourselves.
final byte[] data = intent.getByteArrayExtra(Alarms.ALARM_RAW_DATA);
if (data != null) {
final Parcel in = Parcel.obtain();
in.unmarshall(data, 0, data.length);
in.setDataPosition(0);
alarm = Alarm.CREATOR.createFromParcel(in);
}
if (alarm == null) {
Log.v("AlarmReceiver failed to parse the alarm from the intent");
return;
}
// Intentionally verbose: always log the alarm time to provide useful
// information in bug reports.
final long now = System.currentTimeMillis();
final SimpleDateFormat format = new SimpleDateFormat("HH:mm:ss.SSS aaa");
Log.v("AlarmReceiver.onReceive() id " + alarm.id + " setFor "
+ format.format(new Date(alarm.time)));
if (now > alarm.time + STALE_WINDOW * 1000) {
if (Log.LOGV) {
Log.v("AlarmReceiver ignoring stale alarm");
}
return;
}
// Maintain a cpu wake lock until the AlarmAlert and AlarmKlaxon can
// pick it up.
WakeLockManager.acquire(context, "alarmReceiver", PowerManager.PARTIAL_WAKE_LOCK
| PowerManager.ACQUIRE_CAUSES_WAKEUP | PowerManager.ON_AFTER_RELEASE);
/* Close dialogs and window shade */
final Intent closeDialogs = new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
context.sendBroadcast(closeDialogs);
// Decide which activity to start based on the state of the keyguard.
Class c = AlarmAlert.class;
final KeyguardManager km = (KeyguardManager) context
.getSystemService(Context.KEYGUARD_SERVICE);
if (km.inKeyguardRestrictedInputMode()) {
// Use the full screen activity for security.
c = AlarmAlertFullScreen.class;
}
/*
* launch UI, explicitly stating that this is not due to user action so
* that the current app's notification management is not disturbed
*/
final Intent alarmAlert = new Intent(context, c);
alarmAlert.putExtra(Alarms.ALARM_INTENT_EXTRA, alarm);
alarmAlert.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_NO_USER_ACTION);
context.startActivity(alarmAlert);
// Disable the snooze alert if this alarm is the snooze.
Alarms.disableSnoozeAlert(context, alarm.id);
// Disable this alarm if it does not repeat.
if (!alarm.daysOfWeek.isRepeatSet()) {
Alarms.enableAlarm(context, alarm.id, false);
} else {
// Enable the next alert if there is one. The above call to
// enableAlarm will call setNextAlert so avoid calling it twice.
Alarms.setTimeToIgnore(context, alarm, alarm.time);
Alarms.setNextAlert(context);
}
// Play the alarm alert and vibrate the device.
final Intent playAlarm = new Intent(Alarms.ALARM_ALERT_ACTION);
playAlarm.putExtra(Alarms.ALARM_INTENT_EXTRA, alarm);
context.startService(playAlarm);
// Trigger a notification that, when clicked, will show the alarm alert
// dialog. No need to check for fullscreen since this will always be
// launched from a user action.
final Intent notify = new Intent(context, AlarmAlert.class);
notify.putExtra(Alarms.ALARM_INTENT_EXTRA, alarm);
final PendingIntent pendingNotify = PendingIntent.getActivity(context, alarm.id, notify, 0);
// Use the alarm's label or the default label as the ticker text and
// main text of the notification.
final String label = alarm.getLabelOrDefault(context);
final Notification n = new Notification(R.drawable.ic_alarm_neutral, label, alarm.time);
n.setLatestEventInfo(context, label, context.getString(R.string.alarm_notify_text),
pendingNotify);
n.flags |= Notification.FLAG_SHOW_LIGHTS | Notification.FLAG_ONGOING_EVENT;
n.defaults |= Notification.DEFAULT_LIGHTS;
// Send the notification using the alarm id to easily identify the
// correct notification.
final NotificationManager nm = getNotificationManager(context);
nm.notify(alarm.id, n);
}
private void updateNotification(final Context context, final Alarm alarm, final int timeout) {
final NotificationManager nm = getNotificationManager(context);
// If the alarm is null, just cancel the notification.
if (alarm == null) {
if (Log.LOGV) {
Log.v("Cannot update notification for killer callback");
}
return;
}
// Launch SetAlarm when clicked.
final Intent viewAlarm = new Intent(context, SetAlarm.class);
viewAlarm.putExtra(Alarms.ALARM_ID, alarm.id);
final PendingIntent intent = PendingIntent.getActivity(context, alarm.id, viewAlarm, 0);
// Update the notification to indicate that the alert has been
// silenced.
final String label = alarm.getLabelOrDefault(context);
final Notification n = new Notification(R.drawable.ic_alarm_neutral, label, alarm.time);
n.setLatestEventInfo(context, label,
context.getString(R.string.alarm_alert_alert_silenced, timeout), intent);
n.flags |= Notification.FLAG_AUTO_CANCEL;
// We have to cancel the original notification since it is in the
// ongoing section and we want the "killed" notification to be a plain
// notification.
nm.cancel(alarm.id);
nm.notify(alarm.id, n);
}
}