bot.py

from circuits import Component, Debugger
from circuits.core.events import started
from circuits.net.sockets import TCPClient
from circuits.net.events import connect

from circuits.protocols.irc import IRC, PRIVMSG, USER, NICK, JOIN
from circuits.protocols.irc import ERR_NICKNAMEINUSE, RPL_ENDOFMOTD, ERR_NOMOTD

class Bot(Component):
    
    channel = "ircbot"
    
    def init(self, host, port=6667, channel=channel):
        self.port = port
        self.host = host
        
        TCPClient(channel=channel).register(self)
        IRC(channel=channel).register(self)
        
    def ready(self, component):
        self.fire(connect(self.host, self.port))
 
    def connected(self, host, port):
        self.fire(USER("circuitsbot", host, host, "Bloodys Circuits Bot"))
        self.fire(NICK("circuitsbot"))
        
    def numeric(self, source, target, numeric, args, message):
        
        if numeric == ERR_NICKNAMEINUSE:
            self.fire(NICK("%s_" % args))
        if numeric in (RPL_ENDOFMOTD, ERR_NOMOTD):
            self.fire(JOIN("#bloodysbot"))
    
    def message(self, source, target, message):
        self.fire(PRIVMSG(source[0], message.swapcase()))
        
bot = Bot("tiger.irc.bakashimoe.me")
(bot + Debugger()).run()