mirror of https://github.com/Mikaela/Limnoria.git
138 lines
4.9 KiB
Python
138 lines
4.9 KiB
Python
###
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# Copyright (c) 2002, 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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Lots of stuff relating to random numbers.
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"""
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import supybot.plugins as plugins
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import time
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import random
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import supybot.conf as conf
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import supybot.utils as utils
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from supybot.commands import *
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import supybot.ircmsgs as ircmsgs
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import supybot.ircutils as ircutils
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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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from supybot.questions import expect, anything, something, yn
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conf.registerPlugin('Random', True)
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if yn('Do you want to specify a seed to be used for the RNG'):
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seed = something('What seed? It must be an integer or long.')
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while not seed.isdigit():
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print 'That\'s not a valid seed.'
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seed = something('What seed?')
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conf.supybot.plugins.Random.seed.setValue(seed)
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class Seed(registry.Integer):
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def __call__(self):
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v = registry.Integer.__call__(self)
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if not v:
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v = int(time.time())
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return v
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def serialize(self):
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# We do this so if it's 0, it doesn't store a real time.
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return str(self.value)
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conf.registerPlugin('Random')
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conf.registerGlobalValue(conf.supybot.plugins.Random, 'seed', Seed(0, """
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Sets the seed of the random number generator. The seed must be a valid
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Python integer or long. If the seed is 0, a seed based on the current
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time will be used."""))
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class Random(callbacks.Privmsg):
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def __init__(self):
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self.rng = random.Random(self.registryValue('seed'))
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super(Random, self).__init__()
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def random(self, irc, msg, args):
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"""takes no arguments
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Returns the next random number from the random number
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generator.
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"""
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irc.reply(str(self.rng.random()))
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random = wrap(random)
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def seed(self, irc, msg, args, seed):
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"""<seed>
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Sets the seed of the random number generator. <seed> must be an int
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or a long.
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"""
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self.rng.seed(seed)
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irc.replySuccess()
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seed = wrap(seed, ['long'])
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def range(self, irc, msg, args, start, end):
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"""<start> <end>
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Returns a number between <start> and <end>, inclusive (i.e., the number
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can be either of the endpoints.
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"""
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# .randrange() doesn't include the endpoint, so we use end+1.
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irc.reply(str(self.rng.randrange(start, end+1)))
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range = wrap(range, ['int', 'int'])
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def sample(self, irc, msg, args, n, items):
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"""<number of items> [<text> ...]
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Returns a sample of the <number of items> taken from the remaining
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arguments. Obviously <number of items> must be less than the number
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of arguments given.
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"""
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if n > len(items):
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irc.error('<number of items> must be less than the number '
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'of arguments.')
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return
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sample = self.rng.sample(items, n)
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sample.sort()
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irc.reply(utils.commaAndify(sample))
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sample = wrap(sample, ['int', many('anything')])
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def diceroll(self, irc, msg, args, n):
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"""[<number of sides>]
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Rolls a die with <number of sides> sides. The default number of
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sides is 6.
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"""
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s = 'rolls a %s' % self.rng.randrange(1, n)
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irc.reply(s, action=True)
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diceroll = wrap(diceroll, [additional(('int', 'number of sides'), 6)])
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Class = Random
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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