Make jid_is_from_pm works with not-full jid

src/common/logger.py

@@ -158,8 +158,12 @@ class Logger:
 		(user will see the first pm as if it was message in room's public chat)
 		and after that all okay'''
 		
+		if jid.find('/') > -1: 
 			possible_room_jid, possible_nick = jid.split('/', 1)
 			return self.jid_is_room_jid(possible_room_jid)
+		else:
+			# it's not a full jid, so it's not a pm one
+			return False
 
 	def jid_is_room_jid(self, jid):
 		self.cur.execute('SELECT jid_id FROM jids WHERE jid=?  AND type=?',