From 5a791cde41b4f32f00c5fa2bf6203ab2dde13a2e Mon Sep 17 00:00:00 2001
From: Thierry Carrez <thierry@openstack.org>
Date: Fri, 16 Apr 2021 11:23:32 +0200
Subject: [PATCH] Fix airbag deployment on empty messages

PTGbot airbag deploys on empty messages (messages containing only
spaces, or /me actions). Fix this crash to avoid airbag deployment.

Change-Id: I4def945894419536fd3d340e3850007210adf17f
---
 ptgbot/bot.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/ptgbot/bot.py b/ptgbot/bot.py
index 51584a0..a516ff6 100644
--- a/ptgbot/bot.py
+++ b/ptgbot/bot.py
@@ -133,6 +133,12 @@ class PTGBot(SASL, SSL, irc.bot.SingleServerIRCBot):
 
     def handle_public_command(self, chan, nick, args):
         words = args.split()
+
+        # Some messages are empty or only contain spaces.
+        # Do nothing in that case.
+        if not words:
+            return
+
         cmd = words[0].lower()
 
         if len(cmd) > 1 and cmd[1:] == 'help':