From cb1a9c8ede110276b9604974aca064e624745e64 Mon Sep 17 00:00:00 2001
From: Jordan Doyle <jordan@doyle.wf>
Date: Sun, 30 Jul 2017 20:13:57 +0100
Subject: [PATCH] Ignore UTF-8 decoding errors

---
 dave/dave.py |  9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/dave/dave.py b/dave/dave.py
index 0e20577..c0e5fe2 100644
--- a/dave/dave.py
+++ b/dave/dave.py
@@ -22,6 +22,15 @@ class Dave(irc.IRCClient):
     def __init__(self):
         Dave.instance = self
 
+    def lineReceived(self, line):
+        """Override lineReceived to ignore invalid characters so non-utf8 messages
+        don't crash the bot"""
+        if isinstance(line, bytes):
+            # decode bytes from transport to unicode
+            line = line.decode("utf-8", errors="ignore")
+
+        super(Dave, self).lineReceived(line)
+
     def connectionMade(self):
         irc.IRCClient.connectionMade(self)
         log.msg("Connected to server at {} with name {}".format(
--
libgit2 1.7.2