DeskClock: Request user to confirm power-on device on power-off alarm event

Show a dialog to request user confirmation to power on the
phone when power-off alarm pops up and user dismisses it.
On user confirmation power-on the phone.Otherwise,keep the
phone switched off.

CRs-fixed: 637275

Change-Id: I20250fa3a86bc51cfaa3bd8b26906755f2726556

3 files changed, 46 insertions, 0 deletions

diff --git a/res/values/config.xml b/res/values/config.xml
index 677063472..59abd8e23 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -29,4 +29,5 @@
     <item type="integer" name="world_clocks_per_row">2</item>
     <!-- Total clocks per row is 2 + world_clocks_per_row. -->
     <item type="integer" name="clocks_per_row">4</item>
+    <bool name="config_poweron_alert">false</bool>
 </resources>
diff --git a/src/com/android/deskclock/AlarmInitReceiver.java b/src/com/android/deskclock/AlarmInitReceiver.java
index 421c474e3..eea494555 100644
--- a/src/com/android/deskclock/AlarmInitReceiver.java
+++ b/src/com/android/deskclock/AlarmInitReceiver.java
@@ -22,6 +22,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.os.PowerManager.WakeLock;
+import android.os.SystemProperties;
 import android.preference.PreferenceManager;
 
 import com.android.deskclock.alarms.AlarmStateManager;
@@ -34,6 +35,7 @@ public class AlarmInitReceiver extends BroadcastReceiver {
 
     // A flag that indicates that switching the volume button default was done
     private static final String PREF_VOLUME_DEF_DONE = "vol_def_done";
+    private static final String PROP_BOOT_MODE = "ro.alarm_boot";
 
     /**
      * Sets alarm on ACTION_BOOT_COMPLETED.  Resets alarm on
@@ -67,6 +69,13 @@ public class AlarmInitReceiver extends BroadcastReceiver {
                         Log.v("AlarmInitReceiver - resetting volume button default");
                         switchVolumeButtonDefault(prefs);
                     }
+                    boolean poweronAlert = context.getResources()
+                            .getBoolean(R.bool.config_poweron_alert);
+                    if (poweronAlert) {
+                        if(SystemProperties.getBoolean(PROP_BOOT_MODE, false)) {
+                            AlarmStateManager.setRtcPowerUp(context, true);
+                        }
+                    }
                 }
 
                 // Update all the alarm instances on time change event
diff --git a/src/com/android/deskclock/alarms/AlarmStateManager.java b/src/com/android/deskclock/alarms/AlarmStateManager.java
index 02d286d37..d9e4fb1f1 100644
--- a/src/com/android/deskclock/alarms/AlarmStateManager.java
+++ b/src/com/android/deskclock/alarms/AlarmStateManager.java
@@ -19,6 +19,7 @@ import android.app.AlarmManager;
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
+import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.ContentResolver;
 import android.content.Context;
@@ -117,6 +118,13 @@ public final class AlarmStateManager extends BroadcastReceiver {
     // Buffer time in seconds to fire alarm instead of marking it missed.
     public static final int ALARM_FIRE_BUFFER = 15;
 
+    private static boolean sRtcPowerUp = false;
+    private static final String ACTION_POWER_ON_ALERT =
+            "org.codeaurora.poweronalert.action.POWER_ON_ALERT";
+    private static final String ALARM_POWER_OFF_ACTION =
+            "org.codeaurora.poweronalert.action.ALARM_POWER_OFF";
+    private static final String FIRST_ALARM_FLAG = "first_alarm";
+
     public static int getGlobalIntentId(Context context) {
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
         return prefs.getInt(ALARM_GLOBAL_ID_EXTRA, -1);
@@ -508,6 +516,13 @@ public final class AlarmStateManager extends BroadcastReceiver {
 
         // Instance is not valid anymore, so find next alarm that will fire and notify system
         updateNextAlarm(context);
+        if (isPowerOffAlarm(context)) {
+            try {
+                context.startActivity(new Intent(ACTION_POWER_ON_ALERT));
+            } catch (ActivityNotFoundException ex) {
+                // do nothing, the powerOnAlert app couldn't be found.
+            }
+        }
     }
 
     /**
@@ -694,6 +709,9 @@ public final class AlarmStateManager extends BroadcastReceiver {
                 break;
             case AlarmInstance.MISSED_STATE:
                 setMissedState(context, instance);
+                if (isPowerOffAlarm(context)) {
+                    context.sendBroadcast(new Intent(ALARM_POWER_OFF_ACTION));
+                }
                 break;
             case AlarmInstance.DISMISSED_STATE:
                 setDismissState(context, instance);
@@ -825,4 +843,22 @@ public final class AlarmStateManager extends BroadcastReceiver {
             setOneminutelate(context, instance);
         }
     }
+
+    public static void setRtcPowerUp(Context context, boolean isRtcPowerUp) {
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
+        prefs.edit().putBoolean(FIRST_ALARM_FLAG, isRtcPowerUp).commit();
+    }
+
+    /**
+     * @return true if the alarm is a power off alarm
+     */
+    public static boolean isPowerOffAlarm(Context context) {
+        boolean isPoAlarm = false;
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
+        if (prefs.getBoolean(FIRST_ALARM_FLAG, false)) {
+            isPoAlarm = true;
+            setRtcPowerUp(context,false);
+        }
+        return isPoAlarm;
+    }
 }