Don't crash speaker lookup on speakers with no userid

These would either be old migrated speakers or speakers who have been
added manually into the system (which we really shouldn't do..)

diff --git a/postgresqleu/confreg/backendlookups.py b/postgresqleu/confreg/backendlookups.py
index 8762b5ef442883b6774774e57e016c543dbdbff7..ee989a389033d6df0d55ba196fe4404d1a74bc1a 100644 (file)
--- a/postgresqleu/confreg/backendlookups.py
+++ b/postgresqleu/confreg/backendlookups.py
@@ -83,7 +83,7 @@ class SpeakerLookup(LookupBase):
 
        @classmethod
        def get_values(self, query):
-               return [{'id': s.id, 'value': u"%s (%s)" % (s.fullname, s.user.username)}
+               return [{'id': s.id, 'value': u"%s (%s)" % (s.fullname, s.user.username if s.user else '')}
                                for s in Speaker.objects.filter(
                                                Q(fullname__icontains=query) | Q(twittername__icontains=query) | Q(user__username__icontains=query)
                                )[:30]]