forked from majestrate/irc-xdcc-serve
/
bot.py
256 lines (213 loc) · 7.6 KB
/
bot.py
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#!/usr/bin/env python2.7
#
# irc xdcc serve bot
#
from irc.client import SimpleIRCClient as IRC
from irc.client import ip_quad_to_numstr
import logging
import re
import struct
import sys
import traceback
import os
class DCC:
def __init__(self, conn, file, size):
self._dcc_timeout = 60
self._dcc = conn
self._dcc_counter = 0
self.position = 0
self.filesize = size
self._file = file
self._dcc.execute_every(1, self._pump)
def end(self):
self._dcc.disconnect()
self._file.close()
def send(self):
data = self._file.read(1024)
self._dcc.send_bytes(data)
self.position += len(data)
self._dcc_counter = 0
def seek(self, amount):
self._file.seek(amount)
def _pump(self):
if self._dcc_counter >= self._dcc_timeout:
self.end()
else:
self._dcc_counter += 1
class ServBot(IRC):
def __init__(self, chan, root, addr):
self._log = logging.getLogger('ServBot-%s' % chan)
IRC.__init__(self)
self._chan = str(chan)
if not os.path.exists(root):
os.mkdir(root)
self._root = root
self._sendq = []
self._active_dcc = {}
self._dcc = None
self._file = None
self._dcc_timeout = 0
self._filesize = -1
self.prefix = '\\'
self.reactor.execute_every(1, self._pump)
self._dcc_addr = addr
def on_ctcp(self, c, ev):
self._log.info("got ctcp from {}".format(ev.source))
def _pump(self):
if self.connection.is_connected():
if len(self._sendq) > 0 and self._dcc is None:
nick, file = self._sendq.pop()
nick = nick.split('!')[0]
self._filesize = os.path.getsize(file)
self._log.info('sendfile: %s %s' % (nick, file))
self._dcc = self.dcc_listen('raw')
self._file = open(file, 'rb')
print (dir(self._dcc))
self.connection.ctcp('DCC', nick, 'SEND %s %s %d %d' % (os.path.basename(file),
ip_quad_to_numstr(self._dcc_addr),
self._dcc.localport,
self._filesize))
if self._dcc_timeout >= 60:
self._dcc = None
self._dcc_timeout = 0
if self._dcc is not None:
self._dcc_timeout += 1
def on_nicknameinuse(self, conn, event):
conn.nick(conn.get_nickname()+'_')
def on_dcc_connect(self, conn, event):
if self._dcc is None:
self._log.info('dcc connect too late')
dcc = DCC(conn, self._file, self._filesize)
self._active_dcc[conn] = dcc
self._dcc = None
self._log.info('dcc connect')
dcc.send()
def on_dcc_disconnect(self, conn, event):
if conn in self._active_dcc:
dcc = self._active_dcc[conn]
dcc.end()
self._active_dcc.pop(conn)
self._log.info('dcc disconnect')
def on_dccmsg(self, conn, event):
dcc = self._active_dcc[conn]
acked = struct.unpack('!I', event.arguments[0])
if acked == dcc.filesize:
dcc.end()
self._active_dcc.pop(conn)
else:
if dcc.position == 0 and acked > 0:
dcc.seek(acked)
dcc.send()
def on_welcome(self, conn, event):
self._log.info('connected')
self.connection.join(self._chan)
def on_disconnect(self, conn, event):
self._log.info('disconnected')
conn.reconnect()
def on_pubmsg(self, conn, event):
msg = ''.join(event.arguments)
if msg.startswith(self.prefix):
args = msg.split()
cmd = args[0][1:]
args = args[1:]
result = self._do_cmd(event.source, cmd, args)
for line in result:
conn.privmsg(event.target, line)
def _do_cmd(self,nick, cmd, args):
_cmd = 'cmd_' + cmd
if hasattr(self, _cmd):
try:
self._log.info(_cmd)
return getattr(self, _cmd)(nick, args)
except Exception as e:
return ['error: %s' % e]
else:
return ['no such command: ' + cmd]
def cmd_ping(self,nick, args):
return ['pong']
def _walk_find(self, check):
found = []
for root, dirs, files in os.walk(self._root):
for file in files:
if check(file):
found.append(os.path.join(root, file))
ret = [ '%d matches' % len(found) ]
for match in found[:5]:
size = os.path.getsize(match)
ret.append(match.replace(self._root, "") + ' - size: %dB' % size)
return ret
def _do_dcc(self ,nick, file):
self._sendq.append((nick, file))
def cmd_help(self, nick, args):
return ['use {}regex , {}find and {}get'.format(self.prefix, self.prefix, self.prefix), 'make sure to /quote dccallow +xdccbot']
def cmd_get(self, nick, args):
file = ' '.join(args)
if '..' in file:
return ['invalid file name']
if file[0] == '/':
file = file[1:]
file = os.path.join(self._root, file)
print (file)
if os.path.exists(file):
self._do_dcc(nick, file)
return ['your request has been queued']
else:
return ['no such file']
def cmd_find(self, nick, args):
search = ' '.join(args)
self._log.info('checking %s for %s' % ( self._root, search))
def check(file):
return search in file
return self._walk_find(check)
def cmd_regex(self, nick, args):
self._log.info('checking %s for regexp %s' % (self._root, args[0]))
r = re.compile(args[0])
def check(file):
return r.match(file) is not None
return self._walk_find(check)
def main():
log = logging.getLogger('main')
def fatal(msg):
log.error(msg)
sys.exit(1)
import argparse
ap = argparse.ArgumentParser()
ap.add_argument('--server', type=str, required=True)
ap.add_argument('--bind', type=str, required=True)
ap.add_argument('--chan', type=str, required=True)
ap.add_argument('--botname', type=str, required=True)
ap.add_argument('--debug', action='store_const', const=True, default=False)
ap.add_argument('--root', type=str, required=True)
args = ap.parse_args()
if args.debug:
lvl = logging.DEBUG
else:
lvl = logging.INFO
logging.basicConfig(level=lvl)
host, port = None, None
serv = args.server.split(':')
if len(serv) == 2:
try:
host, port = serv[0], int(serv[1])
except:
fatal('bad port number: %s' % serv[1])
elif len(serv) == 1:
host, port = serv[0], 6667
else:
fatal('incorrect server format')
log.info('serving files in %s' % args.root)
bot = ServBot(args.chan, args.root, args.bind)
while True:
try:
log.info('connecting to %s:%d' % (host, port))
bot.connect(host, port, args.botname)
except Exception as e:
fatal(str(e))
log.info('starting')
try:
bot.reactor.process_forever()
except Exception as e:
bot.connection.disconnect('bai')
fatal(traceback.format_exc())
if __name__ == '__main__':
main()