diff --git a/src/core/xmpp.py b/src/core/xmpp.py
index 2eb48235..cd80ad24 100644
--- a/src/core/xmpp.py
+++ b/src/core/xmpp.py
@@ -430,6 +430,16 @@ class SatRosterProtocol(xmppim.RosterClientProtocol):
         """Return True if jid is in roster"""
         return entity_jid in self._jids
 
+    def isPresenceAuthorised(self, entity_jid):
+        """Return True if entity is authorised to see our presence"""
+        import pudb
+        pudb.set_trace()
+        try:
+            item = self._jids[entity_jid.userhostJID()]
+        except KeyError:
+            return False
+        return item.subscriptionFrom
+
     def getItems(self):
         """Return all items of the roster"""
         return self._jids.values()