def catch_link(willie, trigger):
re_match = re.match(
r'(?u).*((http|https|ftp|www)(://\S+|\.\S+)).*', trigger)
url = re_match.group(1)
context = trigger
context = unicodedata.normalize('NFKD', context).encode('ascii', 'ignore')
if url.startswith('http'):
Link.add_or_increment(url, trigger.nick, trigger.sender, context)
else:
Link.add_or_increment(
'http://' + url, trigger.nick, trigger.sender, context)
