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# Copyright (c) 2002-2004, Jeremiah Fincher
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###

"""
Some networks find out who's a bot by forcing clients to join a certain
channel when they connect, and the clients that don't leave are considered
bots.  This module makes supybot automatically part certain channels as soon
as he joins.
"""

import sets

import supybot.conf as conf
import supybot.utils as utils
import supybot.ircdb as ircdb
import supybot.ircmsgs as ircmsgs
import supybot.ircutils as ircutils
__revision__ = "$Id$"

import supybot.plugins as plugins
import supybot.privmsgs as privmsgs
import supybot.callbacks as callbacks

def configure(advanced):
    from supybot.questions import output, something, yn
    conf.registerPlugin('Parter', True)
    channel = ' '
    while channel:
        L = []
        if yn('Would you like to automatically part a channel?'):
            channel = something('What channel?')
            while not ircutils.isChannel(s):
                output('That\'s not a valid channel.')
                channel = something('What channel?')
            L.append(channel)
        else:
            channel = ''
    conf.supybot.plugins.Parter.channels.setValue(L)

conf.registerPlugin('Parter')
conf.registerGlobalValue(conf.supybot.plugins.Parter, 'channels',
    conf.SpaceSeparatedSetOfChannels([], """Determines what channels the bot
    will automatically part whenever it joins them."""))

class Parter(callbacks.Privmsg):
    def doJoin(self, irc, msg):
        if ircutils.strEqual(irc.nick, msg.nick):
            channels = msg.args[0].split(',')
            autoParts = self.registryValue('channels')
            for channel in channels:
                if channel in autoParts:
                    irc.sendMsg(ircmsgs.part(channel))


Class = Parter
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: