Limnoria/plugins/BadWords.py

#!/usr/bin/env python

###
# Copyright (c) 2002, Jeremiah Fincher
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#     this list of conditions, and the following disclaimer.
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#     contributors to this software may be used to endorse or promote products
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###

"""
Filters bad words on outgoing messages from the bot, so the bot can't be made
to say bad words.
"""

import plugins

import re
import sets

import conf
import utils
import ircdb
import ircmsgs
import privmsgs
import callbacks

def configure(onStart, afterConnect, advanced):
    from questions import expect, anything, something, yn
    onStart.append('load BadWords')
    while yn('Would you like to add some bad words?') == 'y':
        words = anything('What words? (separate individual words by spaces)')
        onStart.append('addbadwords %s' % words)

nastyChars = '!@#$' * 256
def subber(m):
    return nastyChars[:len(m.group(1))]

class BadWords(privmsgs.CapabilityCheckingPrivmsg):
    priority = 1
    capability = 'admin'
    def __init__(self):
        callbacks.Privmsg.__init__(self)
        self.badwords = sets.Set()

    def outFilter(self, irc, msg):
        if hasattr(self, 'regexp') and msg.command == 'PRIVMSG':
            s = msg.args[1]
            s = self.regexp.sub(subber, s)
            return ircmsgs.privmsg(msg.args[0], s)
        else:
            return msg

    def makeRegexp(self):
        self.regexp = re.compile(r'\b('+'|'.join(self.badwords)+r')\b', re.I)

    def addbadword(self, irc, msg, args):
        """<word>

        Adds <word> to the list of words the bot isn't to say.
        """
        word = privmsgs.getArgs(args)
        self.badwords.add(word)
        self.makeRegexp()
        irc.reply(msg, conf.replySuccess)
    
    def addbadwords(self, irc, msg, args):
        """<word> [<word> ...]

        Adds all <word>s to the list of words the bot isn't to say.
        """
        words = privmsgs.getArgs(args).split()
        for word in words:
            self.badwords.add(word)
        self.makeRegexp()
        irc.reply(msg, conf.replySuccess)

    def removebadword(self, irc, msg, args):
        """<word>

        Removes <word> from the list of words the bot isn't to say.
        """
        word = privmsgs.getArgs(args)
        self.badwords.remove(word)
        self.makeRegexp()
        irc.reply(msg, conf.replySuccess)

    def removebadwords(self, irc, msg, args):
        """<word> [<word> ...]

        Removes all <word>s from the list of words the bot isn't to say.
        """
        words = privmsgs.getArgs(args).split()
        for word in words:
            self.badwords.remove(word)
        self.makeRegexp()
        irc.reply(msg, conf.replySuccess)


Class = BadWords


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