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CloudBot/plugins/core_sieve.py
2013-11-30 10:44:52 -08:00

64 lines
1.8 KiB
Python

from util import hook, bucket
TOKENS = 10
RESTORE_RATE = 2
MESSAGE_COST = 5
buckets = {}
@hook.sieve
def sieve_suite(bot, input, func, kind, args):
conn = input.conn
if input.command == 'PRIVMSG' and \
input.nick.endswith('bot') and args.get('ignorebots', True):
return None
if kind == "command":
uid = (input.nick, input.chan)
if not uid in buckets:
_bucket = bucket.TokenBucket(TOKENS, RESTORE_RATE)
_bucket.consume(MESSAGE_COST)
buckets[uid] = _bucket
return input
_bucket = buckets[uid]
if _bucket.consume(MESSAGE_COST):
return input
else:
print "pong!"
return None
disabled_commands = conn.config.get('disabled_commands', [])
if input.trigger in disabled_commands:
return None
acl = conn.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
# shim so plugins using the old "adminonly" permissions format still work
if args.get('adminonly', False):
args["permissions"] = ["adminonly"]
if args.get('permissions', False):
mask = input.mask.lower()
allowed_permissions = args.get('permissions', [])
for perm in allowed_permissions:
if conn.permissions.has_perm_mask(mask, perm):
return input
input.notice("Sorry, you are not allowed to use this command.")
return None
return input