mirror of https://github.com/Mikaela/Limnoria.git
304 lines
12 KiB
Python
304 lines
12 KiB
Python
#!/usr/bin/env python
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###
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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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Provides commands for manipulating channel topics.
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"""
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__revision__ = "$Id$"
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import plugins
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import re
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import random
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import conf
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import utils
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import ircdb
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import ircmsgs
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import plugins
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import privmsgs
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import registry
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import callbacks
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conf.registerPlugin('Topic')
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conf.registerChannelValue(conf.supybot.plugins.Topic, 'separator',
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registry.StringSurroundedBySpaces(' || ', """Determines what separator is
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used between individually added topics in the channel topic."""))
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class Topic(callbacks.Privmsg):
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topicFormatter = '%s (%s)'
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topicUnformatter = re.compile('(.*) \((\S+)\)')
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def _splitTopic(self, topic, channel):
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separator = self.registryValue('separator', channel)
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return filter(None, topic.split(separator))
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def _joinTopic(self, topics, channel):
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separator = self.registryValue('separator', channel)
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return separator.join(topics)
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def _unformatTopic(self, topic, channel):
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m = self.topicUnformatter.match(topic)
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if m:
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return (m.group(1), m.group(2))
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else:
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return (topic, '')
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def add(self, irc, msg, args, channel):
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"""[<channel>] <topic>
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Adds <topic> to the topics for <channel>. <channel> is only necessary
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if the message isn't sent in the channel itself.
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"""
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topic = privmsgs.getArgs(args)
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separator = self.registryValue('separator', channel)
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if separator in topic:
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s = 'You can\'t have %s in your topic' % separator
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irc.error(s)
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return
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currentTopic = irc.state.getTopic(channel)
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try:
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name = ircdb.users.getUser(msg.prefix).name
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except KeyError:
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name = msg.nick
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formattedTopic = self.topicFormatter % (topic, name)
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if currentTopic:
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newTopic = self._joinTopic([currentTopic, formattedTopic], channel)
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else:
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newTopic = formattedTopic
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irc.queueMsg(ircmsgs.topic(channel, newTopic))
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add = privmsgs.checkChannelCapability(add, 'topic')
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def shuffle(self, irc, msg, args, channel):
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"""[<channel>]
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Shuffles the topics in <channel>. <channel> is only necessary if the
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message isn't sent in the channel itself.
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"""
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newtopic = irc.state.getTopic(channel)
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topics = self._splitTopic(irc.state.getTopic(channel), channel)
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if len(topics) == 0 or len(topics) == 1:
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irc.error('I can\'t shuffle 1 or fewer topics.')
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return
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elif len(topics) == 2:
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topics.reverse()
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newtopic = self._joinTopic(topics, channel)
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else:
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random.shuffle(topics)
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newtopic = self._joinTopic(topics, channel)
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while newtopic == irc.state.getTopic(channel):
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random.shuffle(topics)
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newtopic = self._joinTopic(topics, channel)
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irc.queueMsg(ircmsgs.topic(channel, newtopic))
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shuffle = privmsgs.checkChannelCapability(shuffle, 'topic')
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def reorder(self, irc, msg, args, channel):
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"""[<channel>] <number> [<number> ...]
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Reorders the topics from <channel> in the order of the specified
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<number> arguments. <number> is a one-based index into the topics.
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<channel> is only necessary if the message isn't sent in the channel
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itself.
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"""
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topics = self._splitTopic(irc.state.getTopic(channel), channel)
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num = len(topics)
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if num == 0 or num == 1:
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irc.error('I cannot reorder 1 or fewer topics.')
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return
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if len(args) != num:
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irc.error('All topic numbers must be specified.')
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return
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order = privmsgs.getArgs(args, required=num)
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if topics:
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for i,p in enumerate(order):
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try:
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p = int(p)
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if p > 0:
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order[i] = p - 1
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elif p == 0:
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irc.error('0 is not a valid topic number.')
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return
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else:
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order[i] = num + p
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except ValueError:
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irc.error('The positions must be valid integers.')
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return
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if utils.sorted(order) != range(num):
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irc.error('Duplicate topic numbers cannot be specified.')
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return
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try:
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newtopics = [topics[i] for i in order]
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newtopic = self._joinTopic(newtopics, channel)
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irc.queueMsg(ircmsgs.topic(channel, newtopic))
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except IndexError:
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irc.error('An invalid topic number was specified.')
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else:
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irc.error('There are no topics to reorder.')
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reorder = privmsgs.checkChannelCapability(reorder, 'topic')
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def list(self, irc, msg, args, channel):
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"""[<channel>] <number>
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Returns a list of the topics in <channel>, prefixed by their indexes.
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Mostly useful for topic reordering. <channel> is only necessary if the
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message isn't sent in the channel itself.
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"""
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topics = self._splitTopic(irc.state.getTopic(channel), channel)
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L = []
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for (i, t) in enumerate(topics):
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(t, _) = self._unformatTopic(t, channel)
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L.append('%s: %s' % (i+1, utils.ellipsisify(t, 30)))
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s = utils.commaAndify(L)
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irc.reply(s)
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list = privmsgs.channel(list)
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def get(self, irc, msg, args, channel):
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"""[<channel>] <number>
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Returns topic number <number> from <channel>. <number> is a one-based
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index into the topics. <channel> is only necessary if the message
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isn't sent in the channel itself.
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"""
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number = privmsgs.getArgs(args)
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try:
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number = int(number)
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if number > 0:
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number -= 1
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elif number == 0:
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irc.error('That\'s not a valid topic number.')
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return
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except ValueError:
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irc.error('The argument must be a valid integer.')
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return
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topics = self._splitTopic(irc.state.getTopic(channel), channel)
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if topics:
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try:
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irc.reply(self._unformatTopic(topics[number], channel)[0])
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except IndexError:
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irc.error('That\'s not a valid topic.')
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else:
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irc.error('There are no topics to get.')
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get = privmsgs.channel(get)
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def change(self, irc, msg, args, channel):
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"""[<channel>] <number> <regexp>
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Changes the topic number <number> on <channel> according to the regular
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expression <regexp>. <number> is the one-based index into the topics;
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<regexp> is a regular expression of the form
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s/regexp/replacement/flags. <channel> is only necessary if the message
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isn't sent in the channel itself.
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"""
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(number, regexp) = privmsgs.getArgs(args, required=2)
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try:
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number = int(number)
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if number > 0:
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number -= 1
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elif number == 0:
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irc.error('That\'s not a valid topic number.')
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return
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except ValueError:
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irc.error('The <number> argument must be a number.')
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return
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try:
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replacer = utils.perlReToReplacer(regexp)
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except ValueError, e:
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irc.error('The regexp wasn\'t valid: %s' % e.args[0])
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return
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except re.error, e:
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irc.error(utils.exnToString(e))
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return
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topics = self._splitTopic(irc.state.getTopic(channel), channel)
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if not topics:
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irc.error('There are no topics to change.')
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return
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topic = topics.pop(number)
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(topic, name) = self._unformatTopic(topic, channel)
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try:
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senderName = ircdb.users.getUser(msg.prefix).name
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except KeyError:
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irc.errorNoUser()
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return
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if name and name != senderName and \
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not ircdb.checkCapabilities(msg.prefix, ('op', 'admin')):
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irc.error('You can only modify your own topics.')
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return
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newTopic = self.topicFormatter % (replacer(topic), name)
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if number < 0:
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number = len(topics)+1+number
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topics.insert(number, newTopic)
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newTopic = self._joinTopic(topics, channel)
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irc.queueMsg(ircmsgs.topic(channel, newTopic))
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change = privmsgs.checkChannelCapability(change, 'topic')
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def remove(self, irc, msg, args, channel):
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"""[<channel>] <number>
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Removes topic <number> from the topic for <channel> Topics are
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numbered starting from 1; you can also use negative indexes to refer
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to topics starting the from the end of the topic. <channel> is only
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necessary if the message isn't sent in the channel itself.
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"""
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try:
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number = int(privmsgs.getArgs(args))
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if number > 0:
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number -= 1
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elif number == 0:
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irc.error('That\'s not a valid topic number.')
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return
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except ValueError:
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irc.error('The argument must be a number.')
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return
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topics = self._splitTopic(irc.state.getTopic(channel), channel)
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try:
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topic = topics.pop(number)
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except IndexError:
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irc.error('That\'s not a valid topic number.')
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return
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(topic, name) = self._unformatTopic(topic, channel)
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try:
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username = ircdb.users.getUser(msg.prefix).name
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except KeyError:
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username = msg.nick
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if name and name != username and \
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not ircdb.checkCapabilities(msg.prefix, ('op', 'admin')):
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irc.error('You can only remove your own topics.')
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return
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newTopic = self._joinTopic(topics, channel)
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irc.queueMsg(ircmsgs.topic(channel, newTopic))
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remove = privmsgs.checkChannelCapability(remove, 'topic')
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Class = Topic
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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