Fix bug that broke notifications for group messages.

src/org/thoughtcrime/securesms/notifications/MessageNotifier.java

@@ -304,7 +304,7 @@ public class MessageNotifier {
         SpannableString body       = new SpannableString(context.getString(R.string.MessageNotifier_encrypted_message));
         body.setSpan(new StyleSpan(android.graphics.Typeface.ITALIC), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 
-        notificationState.addNotification(new NotificationItem(recipient, recipients, threadId, body, null));
+        notificationState.addNotification(new NotificationItem(recipient, recipients, null, threadId, body, null));
       }
     } finally {
       if (reader != null)
@@ -329,6 +329,11 @@ public class MessageNotifier {
       long            threadId         = record.getThreadId();
       SpannableString body             = record.getDisplayBody();
       Uri             image            = null;
+      Recipients      threadRecipients = null;
+
+      if (threadId != -1) {
+        threadRecipients = DatabaseFactory.getThreadDatabase(context).getRecipientsForThreadId(threadId);
+      }
 
       // XXXX This is so fucked up.  FIX ME!
       if (body.toString().equals(context.getString(R.string.MessageDisplayHelper_decrypting_please_wait))) {
@@ -336,7 +341,7 @@ public class MessageNotifier {
         body.setSpan(new StyleSpan(android.graphics.Typeface.ITALIC), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
       }
 
-      notificationState.addNotification(new NotificationItem(recipient, recipients, threadId, body, image));
+      notificationState.addNotification(new NotificationItem(recipient, recipients, threadRecipients, threadId, body, image));
     }
 
     reader.close();

src/org/thoughtcrime/securesms/notifications/NotificationItem.java

@@ -15,15 +15,18 @@ public class NotificationItem {
 
   private final Recipients   recipients;
   private final Recipient    individualRecipient;
+  private final Recipients   threadRecipients;
   private final long         threadId;
   private final CharSequence text;
   private final Uri          image;
 
-  public NotificationItem(Recipient individualRecipient, Recipients recipients, long threadId,
+  public NotificationItem(Recipient individualRecipient, Recipients recipients,
+                          Recipients threadRecipients, long threadId,
                           CharSequence text, Uri image)
   {
     this.individualRecipient = individualRecipient;
     this.recipients          = recipients;
+    this.threadRecipients    = threadRecipients;
     this.text                = text;
     this.image               = image;
     this.threadId            = threadId;
@@ -70,8 +73,10 @@ public class NotificationItem {
     Intent intent = new Intent(context, RoutingActivity.class);
     intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
 
-    if (recipients != null) {
-      intent.putExtra("recipients", recipients);
+    if (recipients != null || threadRecipients != null) {
+      if (threadRecipients != null) intent.putExtra("recipients", threadRecipients);
+      else                          intent.putExtra("recipients", recipients);
+
       intent.putExtra("thread_id", threadId);
     }