Limnoria/plugins/Relay.py

631 lines
24 KiB
Python

#!/usr/bin/env python
###
# Copyright (c) 2002-2004, Jeremiah Fincher
# 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.
###
"""
Handles relaying between networks.
"""
__revision__ = "$Id$"
__author__ = 'Jeremy Fincher (jemfinch) <jemfinch@users.sf.net>'
import supybot.plugins as plugins
import re
import sys
import copy
import time
from itertools import imap, ifilter
import supybot.conf as conf
import supybot.utils as utils
import supybot.world as world
import supybot.irclib as irclib
import supybot.drivers as drivers
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
from supybot.structures import RingBuffer
def configure(advanced):
from supybot.questions import output, expect, anything, something, yn
conf.registerPlugin('Relay', True)
if yn('Would you like to relay between any channels?'):
channels = anything('What channels? Separated them by spaces.')
conf.supybot.plugins.Relay.channels.set(channels)
if yn('Would you like to use color to distinguish between nicks?'):
conf.supybot.plugins.Relay.color.setValue(True)
output("""Right now there's no way to configure the actual connection to
the server. What you'll need to do when the bot finishes starting up is
use the 'start' command followed by the 'connect' command. Use the 'help'
command to see how these two commands should be used.""")
class Networks(registry.SpaceSeparatedListOf):
List = ircutils.IrcSet
Value = registry.String
conf.registerPlugin('Relay')
conf.registerChannelValue(conf.supybot.plugins.Relay, 'color',
registry.Boolean(False, """Determines whether the bot will color relayed
PRIVMSGs so as to make the messages easier to read."""))
conf.registerChannelValue(conf.supybot.plugins.Relay, 'topicSync',
registry.Boolean(True, """Determines whether the bot will synchronize
topics between networks in the channels it relays."""))
conf.registerChannelValue(conf.supybot.plugins.Relay, 'hostmasks',
registry.Boolean(False, """Determines whether the bot will relay the
hostmask of the person joining or parting the channel when he or she joins
or parts."""))
conf.registerChannelValue(conf.supybot.plugins.Relay, 'includeNetwork',
registry.Boolean(True, """Determines whether the bot will include the
network in relayed PRIVMSGs; if you're only relaying between two networks,
it's somewhat redundant, and you may wish to save the space."""))
conf.registerChannelValue(conf.supybot.plugins.Relay, 'detectOtherRelayBots',
registry.Boolean(False, """Determines whether the bot will detect other
bots relaying and respond by kickbanning them."""))
conf.registerGlobalValue(conf.supybot.plugins.Relay, 'channels',
conf.SpaceSeparatedSetOfChannels([], """Determines which channels the bot
will relay in."""))
class Relay(callbacks.Privmsg):
noIgnore = True
priority = sys.maxint
def __init__(self):
callbacks.Privmsg.__init__(self)
self._whois = {}
self.relayedMsgs = {}
self.lastmsg = {}
self.ircstates = {}
self.last20Privmsgs = ircutils.IrcDict()
def __call__(self, irc, msg):
try:
irc = self._getRealIrc(irc)
if irc not in self.ircstates:
self._addIrc(irc)
self.ircstates[irc].addMsg(irc, self.lastmsg[irc])
finally:
self.lastmsg[irc] = msg
callbacks.Privmsg.__call__(self, irc, msg)
def do376(self, irc, msg):
L = []
for channel in self.registryValue('channels'):
if channel not in irc.state.channels:
L.append(channel)
if L:
irc.queueMsg(ircmsgs.joins(L))
do377 = do422 = do376
def _getRealIrc(self, irc):
if isinstance(irc, irclib.Irc):
return irc
else:
return irc.getRealIrc()
def _getIrc(self, name):
for irc in world.ircs:
if self._getIrcName(irc) == name:
return irc
raise KeyError, name
def _getIrcName(self, irc):
# We should allow abbreviations at some point.
return irc.network
def _addIrc(self, irc):
# Let's just be extra-special-careful here.
if irc not in self.ircstates:
self.ircstates[irc] = irclib.IrcState()
if irc not in self.lastmsg:
self.lastmsg[irc] = ircmsgs.ping('this is just a fake message')
if irc.afterConnect:
# We've probably been reloaded. Let's send some messages to get
# our IrcState objects up to current.
for channel in self.registryValue('channels'):
irc.queueMsg(ircmsgs.who(channel))
irc.queueMsg(ircmsgs.names(channel))
def join(self, irc, msg, args):
"""<channel>
Starts relaying between the channel <channel> on all networks. If on a
network the bot isn't in <channel>, he'll join. This commands is
required even if the bot is in the channel on both networks; he won't
relay between those channels unless he's told to join both
channels.
"""
channel = privmsgs.getArgs(args)
if not ircutils.isChannel(channel):
irc.error('%r is not a valid channel.' % channel)
return
self.registryValue('channels').add(channel)
for otherIrc in world.ircs: # Should we abstract this?
if channel not in otherIrc.state.channels:
otherIrc.queueMsg(ircmsgs.join(channel))
irc.replySuccess()
join = privmsgs.checkCapability(join, 'owner')
def part(self, irc, msg, args):
"""<channel>
Ceases relaying between the channel <channel> on all networks. The bot
will part from the channel on all networks in which it is on the
channel.
"""
channel = privmsgs.getArgs(args)
if not ircutils.isChannel(channel):
irc.error('%r is not a valid channel.' % channel)
return
self.registryValue('channels').remove(channel)
for otherIrc in world.ircs:
if channel in otherIrc.state.channels:
otherIrc.queueMsg(ircmsgs.part(channel))
irc.replySuccess()
part = privmsgs.checkCapability(part, 'owner')
def command(self, irc, msg, args):
"""<network> <command> [<arg> ...]
Gives the bot <command> (with its associated <arg>s) on <network>.
"""
if len(args) < 2:
raise callbacks.ArgumentError
network = args.pop(0)
try:
otherIrc = self._getIrc(network)
except KeyError:
irc.error('I\'m not currently on the network %r.' % network)
return
Owner = irc.getCallback('Owner')
Owner.disambiguate(irc, args)
self.Proxy(otherIrc, msg, args)
command = privmsgs.checkCapability(command, 'admin')
def nicks(self, irc, msg, args):
"""[<channel>]
Returns the nicks of the people in the channel on the various networks
the bot is connected to. <channel> is only necessary if the message
isn't sent on the channel itself.
"""
realIrc = self._getRealIrc(irc)
channel = privmsgs.getChannel(msg, args)
if channel not in self.registryValue('channels'):
irc.error('I\'m not relaying in %s.' % channel)
return
users = []
for otherIrc in world.ircs:
network = self._getIrcName(otherIrc)
ops = []
halfops = []
voices = []
usersS = []
if network != self._getIrcName(realIrc):
try:
Channel = otherIrc.state.channels[channel]
except KeyError:
s = 'Somehow I\'m not in %s on %s.'% (channel, network)
irc.error(s)
return
numUsers = 0
for s in Channel.users:
s = s.strip()
if not s:
continue
numUsers += 1
if s in Channel.ops:
ops.append('@%s' % s)
elif s in Channel.halfops:
halfops.append('%%%s' % s)
elif s in Channel.voices:
voices.append('+%s' % s)
else:
usersS.append(s)
utils.sortBy(ircutils.toLower, ops)
utils.sortBy(ircutils.toLower, voices)
utils.sortBy(ircutils.toLower, halfops)
utils.sortBy(ircutils.toLower, usersS)
usersS = ', '.join(ifilter(None, imap(', '.join,
(ops,halfops,voices,usersS))))
users.append('%s (%s): %s' %
(ircutils.bold(network), numUsers, usersS))
users.sort()
irc.reply('; '.join(users))
def whois(self, irc, msg, args):
"""<nick>@<network>
Returns the WHOIS response <network> gives for <nick>.
"""
nickAtNetwork = privmsgs.getArgs(args)
realIrc = self._getRealIrc(irc)
try:
(nick, network) = nickAtNetwork.split('@', 1)
if not ircutils.isNick(nick):
irc.error('%s is not an IRC nick.' % nick)
return
nick = ircutils.toLower(nick)
except ValueError: # If split doesn't work, we get an unpack error.
if len(world.ircs) == 2:
# If there are only two networks being relayed, we can safely
# pick the *other* one.
nick = ircutils.toLower(nickAtNetwork)
for otherIrc in world.ircs:
if otherIrc != realIrc:
network = self._getIrcName(otherIrc)
else:
raise callbacks.ArgumentError
try:
otherIrc = self._getIrc(network)
except KeyError:
irc.error('I\'m not on that network.')
return
otherIrc.queueMsg(ircmsgs.whois(nick, nick))
self._whois[(otherIrc, nick)] = (irc, msg, {})
def ignore(self, irc, msg, args):
"""[<channel>] <nick|hostmask>
Ignores everything said or done by <nick|hostmask> in <channel>.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
pass
def do311(self, irc, msg):
irc = self._getRealIrc(irc)
nick = ircutils.toLower(msg.args[1])
if (irc, nick) not in self._whois:
return
else:
self._whois[(irc, nick)][-1][msg.command] = msg
# These are all sent by a WHOIS response.
do301 = do311
do312 = do311
do317 = do311
do319 = do311
do320 = do311
def do318(self, irc, msg):
irc = self._getRealIrc(irc)
nick = msg.args[1]
loweredNick = ircutils.toLower(nick)
if (irc, loweredNick) not in self._whois:
return
(replyIrc, replyMsg, d) = self._whois[(irc, loweredNick)]
hostmask = '@'.join(d['311'].args[2:4])
user = d['311'].args[-1]
if '319' in d:
channels = d['319'].args[-1].split()
ops = []
voices = []
normal = []
halfops = []
for channel in channels:
if channel.startswith('@'):
ops.append(channel[1:])
elif channel.startswith('%'):
halfops.append(channel[1:])
elif channel.startswith('+'):
voices.append(channel[1:])
else:
normal.append(channel)
L = []
if ops:
L.append('is an op on %s' % utils.commaAndify(ops))
if halfops:
L.append('is a halfop on %s' % utils.commaAndify(halfops))
if voices:
L.append('is voiced on %s' % utils.commaAndify(voices))
if L:
L.append('is also on %s' % utils.commaAndify(normal))
else:
L.append('is on %s' % utils.commaAndify(normal))
else:
L = ['isn\'t on any non-secret channels']
channels = utils.commaAndify(L)
if '317' in d:
idle = utils.timeElapsed(d['317'].args[2])
signon = time.strftime(conf.supybot.humanTimestampFormat(),
time.localtime(float(d['317'].args[3])))
else:
idle = '<unknown>'
signon = '<unknown>'
if '312' in d:
server = d['312'].args[2]
else:
server = '<unknown>'
if '301' in d:
away = ' %s is away: %s.' % (nick, d['301'].args[2])
else:
away = ''
if '320' in d:
if d['320'].args[2]:
identify = ' identified'
else:
identify = ''
else:
identify = ''
s = '%s (%s) has been%s on server %s since %s (idle for %s) and ' \
'%s.%s' % (user, hostmask, identify, server, signon, idle,
channels, away)
replyIrc.reply(s)
del self._whois[(irc, loweredNick)]
def do402(self, irc, msg):
irc = self._getRealIrc(irc)
nick = msg.args[1]
loweredNick = ircutils.toLower(nick)
if (irc, loweredNick) not in self._whois:
return
(replyIrc, replyMsg, d) = self._whois[(irc, loweredNick)]
del self._whois[(irc, loweredNick)]
s = 'There is no %s on %s.' % (nick, self._getIrcName(irc))
replyIrc.reply(s)
do401 = do402
def _formatPrivmsg(self, nick, network, msg):
channel = msg.args[0]
if self.registryValue('includeNetwork', channel):
network = '@' + network
else:
network = ''
# colorize nicks
color = self.registryValue('color', channel) # Also used further down.
if color:
nick = ircutils.IrcString(nick)
newnick = ircutils.mircColor(nick, *ircutils.canonicalColor(nick))
colors = ircutils.canonicalColor(nick, shift=4)
nick = newnick
if ircmsgs.isAction(msg):
if color:
t = ircutils.mircColor('*', *colors)
else:
t = '*'
s = '%s %s%s %s' % (t, nick, network, ircmsgs.unAction(msg))
else:
if color:
lt = ircutils.mircColor('<', *colors)
gt = ircutils.mircColor('>', *colors)
else:
lt = '<'
gt = '>'
s = '%s%s%s%s %s' % (lt, nick, network, gt, msg.args[1])
return s
def _addRelayedMsg(self, msg):
try:
self.relayedMsgs[msg] += 1
except KeyError:
self.relayedMsgs[msg] = 1
def _sendToOthers(self, irc, msg):
assert msg.command == 'PRIVMSG' or msg.command == 'TOPIC'
for otherIrc in world.ircs:
if otherIrc != irc and not otherIrc.zombie:
if msg.args[0] in otherIrc.state.channels:
self._addRelayedMsg(msg)
otherIrc.queueMsg(msg)
def _detectRelays(self, irc, msg, channel):
def isRelayPrefix(s):
return s and s[0] == '<' and s[-1] == '>'
def punish():
punished = False
for irc in world.ircs:
if irc.nick in irc.state.channels[channel].ops:
self.log.info('Punishing %s in %s on %s for relaying.',
msg.prefix, channel, irc.network)
irc.sendMsg(ircmsgs.ban(channel, msg.prefix))
kmsg = 'You seem to be relaying, punk.'
irc.sendMsg(ircmsgs.kick(channel, msg.nick, kmsg))
punished = True
else:
self.log.warning('Can\'t punish %s in %s on %s; '
'I\'m not opped.',
msg.prefix, channel, irc.network)
return punished
if channel not in self.last20Privmsgs:
self.last20Privmsgs[channel] = RingBuffer(20)
s = ircutils.stripFormatting(msg.args[1])
s = utils.normalizeWhitespace(s)
try:
(prefix, suffix) = s.split(None, 1)
except ValueError, e:
pass
else:
if isRelayPrefix(prefix):
parts = suffix.split()
while parts and isRelayPrefix(parts[0]):
parts.pop(0)
suffix = ' '.join(parts)
for m in self.last20Privmsgs[channel]:
if suffix in m:
who = msg.prefix
self.log.info('%s seems to be relaying too.', who)
if punish():
self.log.info('Successfully punished %s.', who)
else:
self.log.info('Unsuccessfully attempted to '
'punish %s.', who)
break
self.last20Privmsgs[channel].append(s)
def doPrivmsg(self, irc, msg):
(channel, text) = msg.args
if ircutils.isChannel(channel):
irc = self._getRealIrc(irc)
if channel not in self.registryValue('channels'):
return
if ircmsgs.isCtcp(msg) and \
'AWAY' not in text and 'ACTION' not in text:
return
# Let's try to detect other relay bots.
if self.registryValue('detectOtherRelayBots', channel):
self._detectRelays(irc, msg, channel)
network = self._getIrcName(irc)
s = self._formatPrivmsg(msg.nick, network, msg)
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def doJoin(self, irc, msg):
irc = self._getRealIrc(irc)
channel = msg.args[0]
if channel not in self.registryValue('channels'):
return
network = self._getIrcName(irc)
if self.registryValue('hostmasks', channel):
hostmask = ' (%s)' % msg.prefix
else:
hostmask = ''
s = '%s%s has joined on %s' % (msg.nick, hostmask, network)
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def doPart(self, irc, msg):
irc = self._getRealIrc(irc)
channel = msg.args[0]
if channel not in self.registryValue('channels'):
return
network = self._getIrcName(irc)
if self.registryValue('hostmasks', channel):
hostmask = ' (%s)' % msg.prefix
else:
hostmask = ''
s = '%s%s has left on %s' % (msg.nick, hostmask, network)
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def doMode(self, irc, msg):
irc = self._getRealIrc(irc)
channel = msg.args[0]
if channel not in self.registryValue('channels'):
return
network = self._getIrcName(irc)
s = 'mode change by %s on %s: %s' % \
(msg.nick, network, ' '.join(msg.args[1:]))
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def doKick(self, irc, msg):
irc = self._getRealIrc(irc)
channel = msg.args[0]
if channel not in self.registryValue('channels'):
return
network = self._getIrcName(irc)
if len(msg.args) == 3:
s = '%s was kicked by %s on %s (%s)' % \
(msg.args[1], msg.nick, network, msg.args[2])
else:
s = '%s was kicked by %s on %s' % \
(msg.args[1], msg.nick, network)
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def doNick(self, irc, msg):
irc = self._getRealIrc(irc)
newNick = msg.args[0]
network = self._getIrcName(irc)
s = 'nick change by %s to %s on %s' % (msg.nick, newNick, network)
for channel in self.registryValue('channels'):
if newNick in irc.state.channels[channel].users:
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def doTopic(self, irc, msg):
irc = self._getRealIrc(irc)
if ircutils.strEqual(msg.nick, irc.nick):
return
(channel, newTopic) = msg.args
if channel not in self.registryValue('channels'):
return
network = self._getIrcName(irc)
if self.registryValue('topicSync', channel):
m = ircmsgs.topic(channel, newTopic)
else:
s = 'topic change by %s on %s: %s' % (msg.nick, network, newTopic)
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def doQuit(self, irc, msg):
irc = self._getRealIrc(irc)
network = self._getIrcName(irc)
if msg.args:
s = '%s has quit %s (%s)' % (msg.nick, network, msg.args[0])
else:
s = '%s has quit %s.' % (msg.nick, network)
for channel in self.registryValue('channels'):
if msg.nick in self.ircstates[irc].channels[channel].users:
m = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, m)
def _isRelayedPrivmsg(self, msg):
if msg in self.relayedMsgs:
self.relayedMsgs[msg] -= 1
if not self.relayedMsgs[msg]:
del self.relayedMsgs[msg]
return True
else:
return False
def outFilter(self, irc, msg):
irc = self._getRealIrc(irc)
if msg.command == 'PRIVMSG':
if not self._isRelayedPrivmsg(msg):
channel = msg.args[0]
if channel in self.registryValue('channels'):
network = self._getIrcName(irc)
s = self._formatPrivmsg(irc.nick, network, msg)
relayMsg = ircmsgs.privmsg(channel, s)
self._sendToOthers(irc, relayMsg)
elif msg.command == 'TOPIC' and len(msg.args) > 1 and \
self.registryValue('topicSync', msg.args[0]):
(channel, topic) = msg.args
if channel in self.registryValue('channels'):
for otherIrc in world.ircs:
if otherIrc != irc:
try:
if otherIrc.state.getTopic(channel) != topic:
otherIrc.queueMsg(ircmsgs.topic(channel,topic))
except KeyError:
self.log.warning('Not on %s on %s -- '
'Can\'t synchronize topics.',
channel, otherIrc.server)
return msg
Class = Relay
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: