preliminary implementation of 'quiet time'

src/com/fsck/k9/K9.java

@@ -20,6 +20,7 @@ import android.content.pm.PackageManager.NameNotFoundException;
 import android.net.Uri;
 import android.os.Handler;
 import android.os.Looper;
+import android.text.format.Time;
 import android.util.Log;
 import android.webkit.WebSettings;
 
@@ -755,6 +756,58 @@ public class K9 extends Application
         mQuietTimeEnds = quietTimeEnds;
     }
 
+
+    public static boolean isQuietTime()
+    {
+        if (!mQuietTimeEnabled)
+        {
+            return false;
+        }
+
+        Time time = new Time();
+        time.setToNow();
+        Integer startHour = Integer.parseInt(mQuietTimeStarts.split(":")[0]);
+        Integer startMinute = Integer.parseInt(mQuietTimeStarts.split(":")[1]);
+        Integer endHour = Integer.parseInt(mQuietTimeEnds.split(":")[0]);
+        Integer endMinute = Integer.parseInt(mQuietTimeEnds.split(":")[1]);
+
+        Integer now = (time.hour * 60 ) + time.minute;
+        Integer quietStarts = startHour * 60 + startMinute;
+        Integer quietEnds =  endHour * 60 +endMinute;
+
+        // If start and end times are the same, we're never quiet
+        if (quietStarts == quietEnds)
+        {
+            return false;
+        }
+
+
+        // 21:00 - 05:00 means we want to be quiet if it's after 9 or before 5
+        if (quietStarts > quietEnds)
+        {
+            // if it's 22:00 or 03:00 but not 8:00
+            if ( now >= quietStarts || now <= quietEnds)
+            {
+                return true;
+            }
+        }
+
+        // 01:00 - 05:00
+        else
+        {
+
+            // if it' 2:00 or 4:00 but not 8:00 or 0:00
+            if ( now >= quietStarts && now <= quietEnds)
+            {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+
+
     public static boolean startIntegratedInbox()
     {
         return mStartIntegratedInbox;

src/com/fsck/k9/controller/MessagingController.java

@@ -4737,6 +4737,13 @@ public class MessagingController implements Runnable
 
                                        final boolean ringAndVibrate)
     {
+
+        // if it's quiet time, then we shouldn't be ringing, buzzing or flashing
+        if (K9.isQuietTime())
+        {
+            return;
+        }
+
         if (ringAndVibrate)
         {
             if (ringtone != null)