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123 lines
4.6 KiB
Python
123 lines
4.6 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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Supports various DCC things.
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"""
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__revision__ = "$Id$"
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import supybot.plugins as plugins
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import socket
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import textwrap
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import threading
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import supybot.conf as conf
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import supybot.utils as utils
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import supybot.world as world
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import supybot.ircmsgs as ircmsgs
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import supybot.ircutils as ircutils
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import supybot.privmsgs as privmsgs
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import supybot.callbacks as callbacks
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class DCC(callbacks.Privmsg):
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def chat(self, irc, msg, args):
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"""<text>
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Sends <text> to the user via a DCC CHAT. Use nested commands to your
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benefit here.
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"""
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text = privmsgs.getArgs(args)
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def openChatPort():
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try:
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host = ircutils.hostFromHostmask(irc.prefix)
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try:
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sock = utils.getSocket(host)
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except socket.error, e:
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s = 'Error connecting to %s: %s'
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self.log.warning(s, host, e)
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irc.replyError()
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return
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sock.settimeout(60)
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if conf.supybot.externalIP():
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ip = conf.supybot.externalIP()
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else:
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try:
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ip = socket.gethostbyname(host)
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except socket.error, e:
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s = 'Error trying to determine the external IP ' \
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'address of this machine via the host %s: %s'
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self.log.warning(s, host, e)
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irc.replyError()
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return
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i = ircutils.dccIP(ip)
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try:
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sock.bind((host, 0))
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except socket.error, e:
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irc.error('Unable to initiate DCC CHAT.')
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return
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port = sock.getsockname()[1]
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self.log.info('DCC CHAT port opened at (%s, %s)', host, port)
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sock.listen(1)
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irc.queueMsg(ircmsgs.privmsg(msg.nick,
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'\x01DCC CHAT chat %s %s\x01' % \
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(i, port)))
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try:
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(realSock, addr) = sock.accept()
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except socket.timeout:
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self.log.info('DCC CHAT timed out.')
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return
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self.log.info('DCC CHAT accepted from %s', addr)
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for line in textwrap.wrap(text, 80):
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realSock.send(line)
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realSock.send('\n')
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finally:
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self.log.info('Finally closing sock and realSock.')
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try:
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sock.close()
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except UnboundLocalError:
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pass
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try:
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realSock.close()
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except UnboundLocalError:
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pass
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t = threading.Thread(target=openChatPort)
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world.threadsSpawned += 1
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t.setDaemon(True)
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t.start()
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Class = DCC
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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