Limnoria/plugins/DCC.py

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#!/usr/bin/env python
###
# Copyright (c) 2002, 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.
###
"""
Supports various DCC things.
"""
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__revision__ = "$Id$"
import plugins
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import socket
import textwrap
import threading
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import conf
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import utils
import world
import ircmsgs
import ircutils
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import privmsgs
import callbacks
def configure(onStart, afterConnect, advanced):
# This will be called by setup.py to configure this module. onStart and
# afterConnect are both lists. Append to onStart the commands you would
# like to be run when the bot is started; append to afterConnect the
# commands you would like to be run when the bot has finished connecting.
from questions import expect, anything, something, yn
onStart.append('load DCC')
class DCC(callbacks.Privmsg):
def chat(self, irc, msg, args):
"""<text>
Sends <text> to the user via a DCC CHAT. Use nested commands to your
benefit here.
"""
text = privmsgs.getArgs(args)
def openChatPort():
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(60)
host = ircutils.hostFromHostmask(irc.prefix)
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if conf.externalIP is not None:
ip = conf.externalIP
else:
try:
ip = socket.gethostbyname(host)
except socket.error, e:
s = 'Error trying to determine the external IP ' \
'address of this machine via the host %s: %s'
self.log.warning(s, host, e)
irc.replyError()
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return
i = ircutils.dccIP(ip)
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sock.bind((host, 0))
port = sock.getsockname()[1]
self.log.info('DCC CHAT port opened at (%s, %s)', host, port)
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sock.listen(1)
irc.queueMsg(ircmsgs.privmsg(msg.nick,
'\x01DCC CHAT chat %s %s\x01' % \
(i, port)))
(realSock, addr) = sock.accept()
self.log.info('DCC CHAT accepted from %s', addr)
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for line in textwrap.wrap(text, 80):
realSock.send(line)
realSock.send('\n')
finally:
self.log.info('Finally closing sock and realSock.')
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sock.close()
try:
realSock.close()
except UnboundLocalError:
pass
t = threading.Thread(target=openChatPort)
world.threadsSpawned += 1
t.setDaemon(True)
t.start()
Class = DCC
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: