[empathy] Use our own notification categories if there is no official one

[Guillaume Desmottes <gdesmott src gnome org>]

commit c1909f3c881ae35e1e1a4f40fe28d628088c22ec
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Thu Jun 30 14:14:35 2011 +0200

    Use our own notification categories if there is no official one

 src/empathy-notifications-approver.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/src/empathy-notifications-approver.c b/src/empathy-notifications-approver.c
index 6087a66..4d79510 100644
--- a/src/empathy-notifications-approver.c
+++ b/src/empathy-notifications-approver.c
@@ -290,6 +290,8 @@ notification_is_urgent (EmpathyNotificationsApprover *self,
   return FALSE;
 }
 
+/* Use x-empathy as prefix for unofficial categories
+ * http://www.galago-project.org/specs/notification/0.9/x211.html */
 static const gchar *
 get_category_for_event_type (EmpathyEventType type)
 {
@@ -302,11 +304,15 @@ get_category_for_event_type (EmpathyEventType type)
       return "presence.offline";
     case EMPATHY_EVENT_TYPE_VOIP:
     case EMPATHY_EVENT_TYPE_CALL:
+      return "x-empathy.call.incoming";
     case EMPATHY_EVENT_TYPE_TRANSFER:
+      return "x-empathy.transfer.incoming";
     case EMPATHY_EVENT_TYPE_INVITATION:
+      return "x-empathy.im.room-invitation";
     case EMPATHY_EVENT_TYPE_AUTH:
+      return "x-empathy.network.auth-request";
     case EMPATHY_EVENT_TYPE_SUBSCRIPTION:
-      return NULL;
+      return "x-empathy.im.subscription-request";
   }
 
   return NULL;