# HG changeset patch
# User Charly COSTE <changaco@changaco.net>
# Date 1268223193 -3600
# Node ID 38dd27098fefa2fc4f14b963ec6f6bdc0beea4e5
# Parent  3b930e2fad43b0b2e7652600fefb3cdd932cce56
minor fix in _irc_event_handler, check source_nickname before giving it to Bridge.get_participant

Signed-off-by: Charly COSTE <changaco@changaco.net>

diff --git a/bot.py b/bot.py
--- a/bot.py
+++ b/bot.py
@@ -601,10 +601,12 @@ class Bot(threading.Thread):
 			
 			bridge = self.get_bridge(irc_room=chan, irc_server=connection.server)
 			
-			try:
-				from_ = bridge.get_participant(source_nickname)
-			except Bridge.NoSuchParticipantException:
-				from_ = None
+			from_ = None
+			if source_nickname:
+				try:
+					from_ = bridge.get_participant(source_nickname)
+				except Bridge.NoSuchParticipantException:
+					pass
 			
 			
 			# Join event