mirror of
https://github.com/Mikaela/Limnoria.git
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104 lines
4.4 KiB
Python
104 lines
4.4 KiB
Python
###
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# Copyright (c) 2004, Jeremiah Fincher
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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"""
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This plugin handles channel limits (MODE +l).
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"""
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import supybot
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__revision__ = "$Id$"
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__author__ = supybot.authors.jemfinch
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__contributors__ = {}
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import supybot.conf as conf
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import supybot.utils as utils
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import supybot.ircmsgs as ircmsgs
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import supybot.plugins as plugins
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import supybot.ircutils as ircutils
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import supybot.privmsgs as privmsgs
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import supybot.registry as registry
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import supybot.callbacks as callbacks
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def configure(advanced):
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# This will be called by setup.py to configure this module. Advanced is
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# a bool that specifies whether the user identified himself as an advanced
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# user or not. You should effect your configuration by manipulating the
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# registry as appropriate.
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from supybot.questions import expect, anything, something, yn
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conf.registerPlugin('Limiter', True)
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conf.registerPlugin('Limiter')
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conf.registerChannelValue(conf.supybot.plugins.Limiter, 'enable',
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registry.Boolean(False, """Determines whether the bot will maintain the
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channel limit to be slightly above the current number of people in the
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channel, in order to make clone/drone attacks harder."""))
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conf.registerChannelValue(conf.supybot.plugins.Limiter, 'minimumExcess',
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registry.PositiveInteger(5, """Determines the minimum number of free
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spots that will be saved when limits are being enforced. This should
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always be smaller than supybot.plugins.Limiter.limit.maximumExcess."""))
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conf.registerChannelValue(conf.supybot.plugins.Limiter, 'maximumExcess',
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registry.PositiveInteger(10, """Determines the maximum number of free spots
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that will be saved when limits are being enforced. This should always be
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larger than supybot.plugins.Limiter.limit.minimumExcess."""))
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class Limiter(callbacks.Privmsg):
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def _enforce(self, irc, limit):
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irc.queueMsg(limit)
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irc.noReply()
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def _enforceLimit(self, irc, channel):
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if self.registryValue('enable', channel):
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maximum = self.registryValue('maximumExcess', channel)
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minimum = self.registryValue('minimumExcess', channel)
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assert maximum > minimum
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currentUsers = len(irc.state.channels[channel].users)
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currentLimit = irc.state.channels[channel].modes.get('l', 0)
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if currentLimit - currentUsers < minimum:
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self._enforce(irc, ircmsgs.limit(channel,currentUsers+maximum))
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elif currentLimit - currentUsers > maximum:
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self._enforce(irc, ircmsgs.limit(channel,currentUsers-minimum))
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def doJoin(self, irc, msg):
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if not ircutils.strEqual(msg.nick, irc.nick):
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self._enforceLimit(irc, msg.args[0])
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doPart = doJoin
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doKick = doJoin
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def doQuit(self, irc, msg):
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for channel in irc.state.channels:
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self._enforceLimit(irc, channel)
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Class = Limiter
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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