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Limnoria/plugins/BadWords.py

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###
# Copyright (c) 2002-2004, Jeremiah Fincher
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# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
"""
Filters bad words on outgoing messages from the bot, so the bot can't be made
to say bad words.
"""
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__revision__ = "$Id$"
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import supybot.plugins as plugins
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import re
import math
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import sets
import time
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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
import supybot.privmsgs as privmsgs
import supybot.registry as registry
import supybot.callbacks as callbacks
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def configure(advanced):
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from supybot.questions import output, expect, anything, something, yn
conf.registerPlugin('BadWords', True)
if yn('Would you like to add some bad words?'):
words = anything('What words? (separate individual words by spaces)')
conf.supybot.plugins.BadWords.words.set(words)
class LastModifiedSetOfStrings(registry.SpaceSeparatedListOfStrings):
List = sets.Set
lastModified = 0
def setValue(self, v):
self.lastModified = time.time()
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registry.SpaceSeparatedListOfStrings.setValue(self, v)
conf.registerPlugin('BadWords')
conf.registerGlobalValue(conf.supybot.plugins.BadWords, 'words',
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LastModifiedSetOfStrings([], """Determines what words are
considered to be 'bad' so the bot won't say them."""))
conf.registerGlobalValue(conf.supybot.plugins.BadWords,'requireWordBoundaries',
registry.Boolean(False, """Determines whether the bot will require bad
words to be independent words, or whether it will censor them within other
words. For instance, if 'darn' is a bad word, then if this is true, 'darn'
will be censored, but 'darnit' will not. You probably want this to be
false."""))
class String256(registry.String):
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def __call__(self):
s = registry.String.__call__(self)
return s * (1024/len(s))
def __str__(self):
return self.value
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conf.registerGlobalValue(conf.supybot.plugins.BadWords, 'nastyChars',
String256('!@#&', """Determines what characters will replace bad words; a
chunk of these characters matching the size of the replaced bad word will
be used to replace the bad words you've configured."""))
class ReplacementMethods(registry.OnlySomeStrings):
validStrings = ('simple', 'nastyCharacters')
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conf.registerGlobalValue(conf.supybot.plugins.BadWords, 'replaceMethod',
ReplacementMethods('nastyCharacters', """Determines the manner in which
bad words will be replaced. 'nastyCharacters' (the default) will replace a
bad word with the same number of 'nasty characters' (like those used in
comic books; configurable by supybot.plugins.BadWords.nastyChars).
'simple' will replace a bad word with a simple strings (regardless of the
length of the bad word); this string is configurable via
supybot.plugins.BadWords.simpleReplacement."""))
conf.registerGlobalValue(conf.supybot.plugins.BadWords,'simpleReplacement',
registry.String('[CENSORED]', """Determines what word will replace bad
words if the replacement method is 'simple'."""))
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class BadWords(privmsgs.CapabilityCheckingPrivmsg):
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priority = 1
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capability = 'admin'
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def __init__(self):
privmsgs.CapabilityCheckingPrivmsg.__init__(self)
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self.filtering = True
self.lastModified = 0
self.words = conf.supybot.plugins.BadWords.words
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def sub(self, m):
replaceMethod = self.registryValue('replaceMethod')
if replaceMethod == 'simple':
return self.registryValue('simpleReplacement')
elif replaceMethod == 'nastyCharacters':
return self.registryValue('nastyChars')[:len(m.group(1))]
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def inFilter(self, irc, msg):
self.filtering = True
return msg
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def outFilter(self, irc, msg):
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if self.filtering and msg.command == 'PRIVMSG':
if self.lastModified < self.words.lastModified:
self.makeRegexp(self.words())
self.lastModified = time.time()
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s = msg.args[1]
s = ircutils.stripFormatting(s)
s = self.regexp.sub(self.sub, s)
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msg = ircmsgs.privmsg(msg.args[0], s)
return msg
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def makeRegexp(self, iterable):
s = '(%s)' % '|'.join(map(re.escape, iterable))
if self.registryValue('requireWordBoundaries'):
s = r'\b%s\b' % s
self.regexp = re.compile(s, re.I)
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def list(self, irc, msg, args):
"""takes no arguments
Returns the list of words being censored.
"""
L = list(self.words())
if L:
self.filtering = False
utils.sortBy(str.lower, L)
irc.reply(utils.commaAndify(L))
else:
irc.reply('I\'m not currently censoring any bad words.')
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def add(self, irc, msg, args):
"""<word> [<word> ...]
Adds all <word>s to the list of words the bot isn't to say.
"""
set = self.words()
set.update(args)
self.words.setValue(set)
irc.replySuccess()
def remove(self, irc, msg, args):
"""<word> [<word> ...]
Removes a <word>s from the list of words the bot isn't to say.
"""
set = self.words()
for word in args:
set.discard(word)
self.words.setValue(set)
irc.replySuccess()
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Class = BadWords
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: