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629 lines
25 KiB
Python
629 lines
25 KiB
Python
###
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# Copyright (c) 2002-2004, Jeremiah Fincher
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# Copyright (c) 2010-2021, The Limnoria Contributors
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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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import os
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import re
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import random
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import shutil
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import tempfile
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import supybot.conf as conf
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import supybot.ircdb as ircdb
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import supybot.utils as utils
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import supybot.world as world
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from supybot.commands import *
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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.callbacks as callbacks
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from supybot.i18n import PluginInternationalization
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_ = PluginInternationalization('Topic')
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import supybot.ircdb as ircdb
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import supybot.utils.minisix as minisix
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pickle = minisix.pickle
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def canChangeTopic(irc, msg, args, state):
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assert not state.channel
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callConverter('channel', irc, msg, args, state)
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callConverter('inChannel', irc, msg, args, state)
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if state.channel not in irc.state.channels:
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state.error(format(_('I\'m not currently in %s.'), state.channel),
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Raise=True)
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c = irc.state.channels[state.channel]
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if 't' in c.modes and not c.isHalfopPlus(irc.nick):
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state.error(format(_('I can\'t change the topic, I\'m not (half)opped '
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'and %s is +t.'), state.channel), Raise=True)
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def getTopic(irc, msg, args, state, format=True):
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separator = state.cb.registryValue('separator', state.channel, irc.network)
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if separator in args[0] and not \
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state.cb.registryValue('allowSeparatorinTopics',
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state.channel, irc.network):
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state.errorInvalid('topic', args[0],
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format(_('The topic must not include %q.'),
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separator))
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topic = args.pop(0)
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if format:
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env = {'topic': topic}
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formatter = state.cb.registryValue('format', state.channel, irc.network)
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topic = ircutils.standardSubstitute(irc, msg, formatter, env)
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state.args.append(topic)
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def getTopicNumber(irc, msg, args, state):
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def error(s):
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state.errorInvalid(_('topic number'), s)
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try:
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n = int(args[0])
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if not n:
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raise ValueError
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except ValueError:
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error(args[0])
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if n > 0:
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n -= 1
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topic = irc.state.getTopic(state.channel)
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separator = state.cb.registryValue('separator', state.channel, irc.network)
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topics = splitTopic(topic, separator)
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if not topics:
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state.error(format(_('There are no topics in %s.'), state.channel),
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Raise=True)
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try:
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topics[n]
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except IndexError:
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error(args[0])
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del args[0]
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while n < 0:
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n += len(topics)
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state.args.append(n)
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addConverter('topic', getTopic)
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addConverter('topicNumber', getTopicNumber)
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addConverter('canChangeTopic', canChangeTopic)
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def splitTopic(topic, separator):
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return list(filter(None, topic.split(separator)))
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datadir = conf.supybot.directories.data()
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filename = conf.supybot.directories.data.dirize('Topic.pickle')
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class Topic(callbacks.Plugin):
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"""This plugin allows you to use many topic-related functions,
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such as Add, Undo, and Remove."""
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def __init__(self, irc):
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self.__parent = super(Topic, self)
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self.__parent.__init__(irc)
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self.undos = ircutils.IrcDict()
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self.redos = ircutils.IrcDict()
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self.lastTopics = ircutils.IrcDict()
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self.watchingFor332 = ircutils.IrcSet()
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try:
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pkl = open(filename, 'rb')
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try:
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self.undos = pickle.load(pkl)
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self.redos = pickle.load(pkl)
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self.lastTopics = pickle.load(pkl)
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self.watchingFor332 = pickle.load(pkl)
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except Exception as e:
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self.log.debug('Unable to load pickled data: %s', e)
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pkl.close()
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except IOError as e:
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self.log.debug('Unable to open pickle file: %s', e)
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world.flushers.append(self._flush)
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def die(self):
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world.flushers.remove(self._flush)
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self.__parent.die()
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def _flush(self):
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try:
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pklfd, tempfn = tempfile.mkstemp(suffix='topic', dir=datadir)
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pkl = os.fdopen(pklfd, 'wb')
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try:
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pickle.dump(self.undos, pkl)
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pickle.dump(self.redos, pkl)
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pickle.dump(self.lastTopics, pkl)
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pickle.dump(self.watchingFor332, pkl)
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except Exception as e:
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self.log.warning('Unable to store pickled data: %s', e)
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pkl.close()
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shutil.move(tempfn, filename)
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except (IOError, shutil.Error) as e:
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self.log.warning('File error: %s', e)
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def _splitTopic(self, irc, channel):
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topic = irc.state.getTopic(channel)
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separator = self.registryValue('separator', channel, irc.network)
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return splitTopic(topic, separator)
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def _joinTopic(self, irc, channel, topics):
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separator = self.registryValue('separator', channel, irc.network)
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return separator.join(topics)
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def _addUndo(self, irc, channel, topics):
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stack = self.undos.setdefault(channel, [])
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stack.append(topics)
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maxLen = self.registryValue('undo.max', channel, irc.network)
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del stack[:len(stack) - maxLen]
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def _addRedo(self, irc, channel, topics):
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stack = self.redos.setdefault(channel, [])
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stack.append(topics)
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maxLen = self.registryValue('undo.max', channel, irc.network)
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del stack[:len(stack) - maxLen]
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def _getUndo(self, channel):
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try:
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return self.undos[channel].pop()
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except (KeyError, IndexError):
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return None
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def _getRedo(self, channel):
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try:
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return self.redos[channel].pop()
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except (KeyError, IndexError):
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return None
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def _formatTopics(self, irc, channel, topics, fit=False):
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topics = [s for s in topics if s and not s.isspace()]
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self.lastTopics[channel] = topics
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newTopic = self._joinTopic(irc, channel, topics)
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try:
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maxLen = irc.state.supported['topiclen']
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if fit:
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while len(newTopic) > maxLen:
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topics.pop(0)
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self.lastTopics[channel] = topics
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newTopic = self._joinTopic(irc, channel, topics)
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elif len(newTopic) > maxLen:
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if self.registryValue('recognizeTopiclen', channel, irc.network):
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irc.error(format(_('That topic is too long for this '
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'server (maximum length: %i; this topic: '
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'%i).'), maxLen, len(newTopic)),
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Raise=True)
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except KeyError:
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pass
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return newTopic
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def _sendTopics(self, irc, channel, topics=None, isDo=False, fit=False):
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if isinstance(topics, list) or isinstance(topics, tuple):
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assert topics is not None
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topics = self._formatTopics(irc, channel, topics, fit)
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self._addUndo(irc, channel, topics)
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if not isDo and channel in self.redos:
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del self.redos[channel]
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irc.queueMsg(ircmsgs.topic(channel, topics))
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irc.noReply()
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def _checkManageCapabilities(self, irc, msg, channel):
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"""Check if the user has any of the required capabilities to manage
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the channel topic.
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The list of required capabilities is in requireManageCapability
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channel config.
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Also allow if the user is a chanop. Since they can change the topic
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manually anyway.
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"""
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c = irc.state.channels[channel]
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if msg.nick in c.ops or msg.nick in c.halfops or 't' not in c.modes:
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return True
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capabilities = self.registryValue('requireManageCapability',
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channel, irc.network)
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if capabilities:
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for capability in re.split(r'\s*;\s*', capabilities):
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if capability.startswith('channel,'):
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capability = ircdb.makeChannelCapability(
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channel, capability[8:])
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if capability and ircdb.checkCapability(msg.prefix, capability):
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return
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capabilities = self.registryValue('requireManageCapability',
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channel, irc.network)
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irc.errorNoCapability(capabilities, Raise=True)
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else:
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return
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def doJoin(self, irc, msg):
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if ircutils.strEqual(msg.nick, irc.nick):
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# We're joining a channel, let's watch for the topic.
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self.watchingFor332.add(msg.args[0])
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def do315(self, irc, msg):
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# Try to restore the topic when not set yet.
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channel = msg.args[1]
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c = irc.state.channels.get(channel)
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if c is None or not self.registryValue('setOnJoin', channel, irc.network):
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return
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if irc.nick not in c.ops and 't' in c.modes:
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self.log.debug('Not trying to restore topic in %s. I\'m not opped '
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'and %s is +t.', channel, channel)
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return
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try:
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topics = self.lastTopics[channel]
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except KeyError:
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self.log.debug('No topic to auto-restore in %s.', channel)
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else:
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newTopic = self._formatTopics(irc, channel, topics)
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if c.topic == '' or (c.topic != newTopic and
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self.registryValue('alwaysSetOnJoin',
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channel, irc.network)):
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self._sendTopics(irc, channel, newTopic)
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def do332(self, irc, msg):
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if msg.args[1] in self.watchingFor332:
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self.watchingFor332.remove(msg.args[1])
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# Store an undo for the topic when we join a channel. This allows
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# us to undo the first topic change that takes place in a channel.
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self._addUndo(irc, msg.args[1], [msg.args[2]])
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def topic(self, irc, msg, args, channel):
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"""[<channel>]
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Returns the topic for <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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topic = irc.state.channels[channel].topic
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irc.reply(topic)
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topic = wrap(topic, ['inChannel'])
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def add(self, irc, msg, args, channel, topic):
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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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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, channel)
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topics.append(topic)
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self._sendTopics(irc, channel, topics)
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add = wrap(add, ['canChangeTopic', rest('topic')])
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def fit(self, irc, msg, args, channel, topic):
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"""[<channel>] <topic>
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Adds <topic> to the topics for <channel>. If the topic is too long
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for the server, topics will be popped until there is enough room.
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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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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, channel)
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topics.append(topic)
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self._sendTopics(irc, channel, topics, fit=True)
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fit = wrap(fit, ['canChangeTopic', rest('topic')])
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def replace(self, irc, msg, args, channel, i, topic):
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"""[<channel>] <number> <topic>
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Replaces topic <number> with <topic>.
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"""
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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, channel)
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topics[i] = topic
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self._sendTopics(irc, channel, topics)
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replace = wrap(replace, ['canChangeTopic', 'topicNumber', rest('topic')])
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def insert(self, irc, msg, args, channel, topic):
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"""[<channel>] <topic>
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Adds <topic> to the topics for <channel> at the beginning of the topics
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currently on <channel>. <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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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, channel)
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topics.insert(0, topic)
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self._sendTopics(irc, channel, topics)
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insert = wrap(insert, ['canChangeTopic', rest('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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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, 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.'), Raise=True)
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elif len(topics) == 2:
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topics.reverse()
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else:
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original = topics[:]
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while topics == original:
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random.shuffle(topics)
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self._sendTopics(irc, channel, topics)
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shuffle = wrap(shuffle, ['canChangeTopic'])
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def reorder(self, irc, msg, args, channel, numbers):
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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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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, 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.'), Raise=True)
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if len(numbers) != num:
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irc.error(_('All topic numbers must be specified.'), Raise=True)
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if sorted(numbers) != list(range(num)):
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irc.error(_('Duplicate topic numbers cannot be specified.'))
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return
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newtopics = [topics[i] for i in numbers]
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self._sendTopics(irc, channel, newtopics)
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reorder = wrap(reorder, ['canChangeTopic', many('topicNumber')])
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def list(self, irc, msg, args, channel):
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"""[<channel>]
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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, channel)
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L = []
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for (i, t) in enumerate(topics):
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L.append(format(_('%i: %s'), i + 1, utils.str.ellipsisify(t, 30)))
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s = utils.str.commaAndify(L)
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irc.reply(s)
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list = wrap(list, ['inChannel'])
|
|
|
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def get(self, irc, msg, args, channel, number):
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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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topics = self._splitTopic(irc, channel)
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irc.reply(topics[number])
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get = wrap(get, ['inChannel', 'topicNumber'])
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def change(self, irc, msg, args, channel, number, replacer):
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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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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, channel)
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topics[number] = replacer(topics[number])
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self._sendTopics(irc, channel, topics)
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change = wrap(change, ['canChangeTopic', 'topicNumber', 'regexpReplacer'])
|
|
|
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def set(self, irc, msg, args, channel, number, topic):
|
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"""[<channel>] [<number>] <topic>
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Sets the topic <number> to be <text>. If no <number> is given, this
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sets the entire topic. <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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self._checkManageCapabilities(irc, msg, channel)
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if number is not None:
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topics = self._splitTopic(irc, channel)
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topics[number] = topic
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else:
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topics = [topic]
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self._sendTopics(irc, channel, topics)
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set = wrap(set, ['canChangeTopic',
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optional('topicNumber'),
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rest(('topic', False))])
|
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|
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def remove(self, irc, msg, args, channel, numbers):
|
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"""[<channel>] <number1> [<number2> <number3>...]
|
|
|
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Removes topics <numbers> 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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self._checkManageCapabilities(irc, msg, channel)
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topics = self._splitTopic(irc, channel)
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numbers = set(numbers)
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for n in numbers:
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# Equivalent of marking the topic for deletion; there's no
|
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# simple, easy way of removing multiple items from a list.
|
|
# pop() will shift the indices after every run.
|
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topics[n] = ''
|
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topics = [topic for topic in topics if topic != '']
|
|
self._sendTopics(irc, channel, topics)
|
|
remove = wrap(remove, ['canChangeTopic', many('topicNumber')])
|
|
|
|
def lock(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
|
|
Locks the topic (sets the mode +t) in <channel>. <channel> is only
|
|
necessary if the message isn't sent in the channel itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
irc.queueMsg(ircmsgs.mode(channel, '+t'))
|
|
irc.noReply()
|
|
lock = wrap(lock, ['channel', ('haveHalfop+', _('lock the topic'))])
|
|
|
|
def unlock(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
|
|
Unlocks the topic (sets the mode -t) in <channel>. <channel> is only
|
|
necessary if the message isn't sent in the channel itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
irc.queueMsg(ircmsgs.mode(channel, '-t'))
|
|
irc.noReply()
|
|
unlock = wrap(unlock, ['channel', ('haveHalfop+', _('unlock the topic'))])
|
|
|
|
def restore(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
|
|
Restores the topic to the last topic set by the bot. <channel> is only
|
|
necessary if the message isn't sent in the channel itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
try:
|
|
topics = self.lastTopics[channel]
|
|
if not topics:
|
|
raise KeyError
|
|
except KeyError:
|
|
irc.error(format(_('I haven\'t yet set the topic in %s.'),
|
|
channel))
|
|
return
|
|
self._sendTopics(irc, channel, topics)
|
|
restore = wrap(restore, ['canChangeTopic'])
|
|
|
|
def refresh(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
Refreshes current topic set by anyone. Restores topic if empty.
|
|
<channel> is only necessary if the message isn't sent in the channel
|
|
itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
topic = irc.state.channels[channel].topic
|
|
if topic:
|
|
self._sendTopics(irc, channel, topic)
|
|
return
|
|
try:
|
|
topics = self.lastTopics[channel]
|
|
if not topics:
|
|
raise KeyError
|
|
except KeyError:
|
|
irc.error(format(_('I haven\'t yet set the topic in %s.'),
|
|
channel))
|
|
return
|
|
self._sendTopics(irc, channel, topics)
|
|
refresh = wrap(refresh, ['canChangeTopic'])
|
|
|
|
def undo(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
|
|
Restores the topic to the one previous to the last topic command that
|
|
set it. <channel> is only necessary if the message isn't sent in the
|
|
channel itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
self._addRedo(irc, channel, self._getUndo(channel)) # current topic.
|
|
topics = self._getUndo(channel) # This is the topic list we want.
|
|
if topics is not None:
|
|
self._sendTopics(irc, channel, topics, isDo=True)
|
|
else:
|
|
irc.error(format(_('There are no more undos for %s.'), channel))
|
|
undo = wrap(undo, ['canChangetopic'])
|
|
|
|
def redo(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
|
|
Undoes the last undo. <channel> is only necessary if the message isn't
|
|
sent in the channel itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
topics = self._getRedo(channel)
|
|
if topics is not None:
|
|
self._sendTopics(irc, channel, topics, isDo=True)
|
|
else:
|
|
irc.error(format(_('There are no redos for %s.'), channel))
|
|
redo = wrap(redo, ['canChangeTopic'])
|
|
|
|
def swap(self, irc, msg, args, channel, first, second):
|
|
"""[<channel>] <first topic number> <second topic number>
|
|
|
|
Swaps the order of the first topic number and the second topic number.
|
|
<channel> is only necessary if the message isn't sent in the channel
|
|
itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
topics = self._splitTopic(irc, channel)
|
|
if first == second:
|
|
irc.error(_('I refuse to swap the same topic with itself.'))
|
|
return
|
|
t = topics[first]
|
|
topics[first] = topics[second]
|
|
topics[second] = t
|
|
self._sendTopics(irc, channel, topics)
|
|
swap = wrap(swap, ['canChangeTopic', 'topicNumber', 'topicNumber'])
|
|
|
|
def save(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
|
|
Saves the topic in <channel> to be restored with 'topic default'
|
|
later. <channel> is only necessary if the message isn't sent in
|
|
the channel itself.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
topic = irc.state.getTopic(channel)
|
|
if topic:
|
|
self.setRegistryValue('default', value=topic, channel=channel)
|
|
else:
|
|
self.setRegistryValue('default', value='', channel=channel)
|
|
irc.replySuccess()
|
|
save = wrap(save, ['channel', 'inChannel'])
|
|
|
|
def default(self, irc, msg, args, channel):
|
|
"""[<channel>]
|
|
|
|
Sets the topic in <channel> to the default topic for <channel>. The
|
|
default topic for a channel may be configured via the configuration
|
|
variable supybot.plugins.Topic.default.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
topic = self.registryValue('default', channel, irc.network)
|
|
if topic:
|
|
self._sendTopics(irc, channel, [topic])
|
|
else:
|
|
irc.error(format(_('There is no default topic configured for %s.'),
|
|
channel))
|
|
default = wrap(default, ['canChangeTopic'])
|
|
|
|
def separator(self, irc, msg, args, channel, separator):
|
|
"""[<channel>] <separator>
|
|
|
|
Sets the topic separator for <channel> to <separator> Converts the
|
|
current topic appropriately.
|
|
"""
|
|
self._checkManageCapabilities(irc, msg, channel)
|
|
topics = self._splitTopic(irc, channel)
|
|
self.setRegistryValue('separator', separator, channel)
|
|
self._sendTopics(irc, channel, topics)
|
|
separator = wrap(separator, ['canChangeTopic', 'something'])
|
|
|
|
Class = Topic
|
|
|
|
|
|
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
|