h/core/main.py

141 lines
3.7 KiB
Python

import thread
import traceback
thread.stack_size(1024 * 512) # reduce vm size
class Input(dict):
def __init__(self, conn, raw, prefix, command, params,
nick, user, host, paraml, msg):
chan = paraml[0].lower()
if chan == conn.nick: # is a PM
chan = nick
def say(msg):
conn.msg(chan, msg)
def reply(msg):
conn.msg(chan, nick + ': ' + msg)
def pm(msg):
conn.msg(nick, msg)
dict.__init__(self, conn=conn, raw=raw, prefix=prefix, command=command,
params=params, nick=nick, user=user, host=host,
paraml=paraml, msg=msg, server=conn.server, chan=chan,
say=say, reply=reply, pm=pm, bot=bot, lastparam=paraml[-1])
def __getattr__(self, key):
return self[key]
def __setattr__(self, key, value):
self[key] = value
def run(func, input):
args = func._args
if 'inp' not in input:
input.inp = input.paraml
if args:
if 'db' in args:
input['db'] = get_db_connection(input['server'])
if 'input' in args:
input['input'] = input
if 0 in args:
out = func(input['inp'], **input)
else:
kw = dict((key, input[key]) for key in args if key in input)
out = func(input['inp'], **kw)
else:
out = func(input['inp'])
if out is not None:
input['reply'](unicode(out))
def do_sieve(sieve, bot, input, func, type, args):
try:
return sieve(bot, input, func, type, args)
except Exception, e:
print 'sieve error',
traceback.print_exc(Exception)
return None
class Handler(object):
'''Runs plugins in their own threads (ensures order)'''
def __init__(self, func):
self.func = func
self.input_queue = Queue.Queue()
thread.start_new_thread(self.start, ())
def start(self):
while True:
input = self.input_queue.get()
if input == StopIteration:
break
run(self.func, input)
def stop(self):
self.input_queue.put(StopIteration)
def put(self, value):
self.input_queue.put(value)
def dispatch(input, kind, func, args):
for sieve, in bot.plugs['sieve']:
input = do_sieve(sieve, bot, input, func, kind, args)
if input == None:
return
if func._thread:
bot.threads[func].put(input)
else:
thread.start_new_thread(run, (func, input))
def main(conn, out):
inp = Input(conn, *out)
# EVENTS
for func, args in bot.events[inp.command] + bot.events['*']:
dispatch(Input(conn, *out), "event", func, args)
if inp.command == 'PRIVMSG':
# COMMANDS
if inp.chan == inp.nick: # private message, no command prefix
prefix = r'^(?:[.!]?|'
else:
prefix = r'^(?:[.!]|'
command_re = prefix + inp.conn.nick
command_re += r'[:,]*\s+)(\w+)(?:$|\s+)(.*)'
m = re.match(command_re, inp.lastparam)
if m:
command = m.group(1).lower()
if command in bot.commands:
input = Input(conn, *out)
input.inp_unstripped = m.group(2)
input.inp = m.group(2).strip()
func, args = bot.commands[command]
dispatch(input, "command", func, args)
# REGEXES
for func, args in bot.plugs['regex']:
m = args['re'].search(inp.lastparam)
if m:
input = Input(conn, *out)
input.inp = m
dispatch(input, "regex", func, args)