h/plugins/sieve.py

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import os
import re
from util import hook
@hook.sieve
def sieve_suite(bot, input, func, args):
events = args.get('events', ['PRIVMSG'])
if input.command not in events and events != '*':
return None
if input.nick.lower()[-3:] == 'bot' and args.get('ignorebots', True):
return None
hook = args.get('hook', r'(.*)')
if args.get('prefix', True):
if input.chan == input.nick: # private message, prefix not required
prefix = r'^(?:[.!]?|'
else:
prefix = r'^(?:[.!]|'
hook = prefix + input.conn.nick + r'[:,]*\s)' + hook
input.re = re.match(hook, input.msg, flags=re.I)
if input.re is None:
return None
acl = bot.config.get('acls', {}).get(func.__name__)
if acl:
if 'deny-except' in acl:
allowed_channels = map(unicode.lower, acl['deny-except'])
if input.chan.lower() not in allowed_channels:
return None
if 'allow-except' in acl:
denied_channels = map(unicode.lower, acl['allow-except'])
if input.chan.lower() in denied_channels:
return None
input.inp_unstripped = ' '.join(input.re.groups())
input.inp = input.inp_unstripped.strip()
return input