360 lines
13 KiB
Python
Executable file
360 lines
13 KiB
Python
Executable file
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# main.py
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#
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# Copyright 2014 Fanir <projects@mail.fanir.de>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301, USA.
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#
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#
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# SETTINGS CAN BE FOUND AT THE BOTTOM OF THE FILE
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import sys, time, string, socket, re, signal, struct
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from select import poll, POLLIN, POLLPRI, POLLOUT,\
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POLLERR, POLLHUP, POLLNVAL
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from threading import Thread, Event
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from APIcollection import Twitter
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bot = None
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class log():
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DEBUG, INFO, WARNING, ERROR, FATAL, SILENT =\
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0, 1, 2, 3, 4, 5
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def show(level, msg):
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if level in range(log.DEBUG, log.SILENT):
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if LOGLEVEL <= level: print(msg)
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else:
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raise ValueError("That's not a loglevel!")
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class pircbot():
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def encode(self, textstring):
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for codec in self.encodings:
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try: return textstring.encode(codec)
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except UnicodeDecodeError: continue
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return textstring.encode(self.encodings[0], 'ignore')
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def decode(self, textstring):
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for codec in self.encodings:
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try: return textstring.decode(codec)
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except UnicodeDecodeError: continue
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return textstring.decode(self.encodings[0], 'ignore')
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def __init__(self, nicknames, server, port=6667, ident="pircbot",
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realname="pircbot", encodings=("utf-8", "latin-1"),
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command_prefix=".", admins="", serverpasswd="", parser_wait_time=0.1):
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self.server = server
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self.port = port
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self.serverpasswd = serverpasswd
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self.encodings = encodings
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self.nicknames = nicknames
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self.ident = ident
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self.realname = realname
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self.admins = admins
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self.cmdprefix = command_prefix
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self.parser_wait_time=parser_wait_time
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self.user = {}
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self.socket = None
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self.recvloop = None
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self.recvbuffer = bytearray(1024)
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self.ready = False
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self.die_event = Event()
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def recv_loop(self):
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"""
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Loop for reciving data
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"""
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parser = Thread(target=self.parse_loop, name="parser")
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p = poll()
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p.register(self.socket.fileno(), POLLIN)
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while not self.die_event.is_set():
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ap = p.poll(1000)
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if (self.socket.fileno(), POLLIN) in ap:
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self.recvbuffer.extend(self.socket.recv(1024))
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if not parser.is_alive():
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parser = Thread(target=self.parse_loop, name="parser")
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parser.start()
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print("--- RECVLOOP EXITING ---")
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def parse_loop(self):
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"""
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Loop for parsing incoming data
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"""
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while not self.die_event.is_set():# and self.recvbuffer.endswith(b"\r\n"):# != b"":
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if self.recvbuffer.endswith(b"\r\n"):
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# get and decode line from buffer
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rawline, _, self.recvbuffer = self.recvbuffer.partition(b"\r\n")
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rawline = self.decode(rawline)
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# prepare line
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line = rawline.split(" :", 1)
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head = line[0].lstrip("\x00").split(" ")
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larg = line[1] if len(line)>1 else ""
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# parse prefix
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origin = {}
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if head[0].startswith(":"):
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prefix = head.pop(0)[1:]
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if "@" in prefix:
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origin["nick"], origin["ident"], origin["host"] = re.match(r"(\S+)!(\S+)@(\S+)", prefix).groups()
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else:
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origin["server"] = prefix
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else:
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prefix = ""
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# parse command
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command = head.pop(0)
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# parse params
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params = head
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params.append(larg)
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log.show(log.DEBUG, " > %s" % rawline)
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# PING
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if command == "PING":
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self.send("PONG %s" % params[0])
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# PRIVMSG
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elif command == "PRIVMSG":
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if params[1].startswith(self.cmdprefix):
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args = params[1].lstrip(self.cmdprefix).split(" ")
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sndline = self.on_command(prefix, origin, params[0], args[0], args[1:])
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if sndline != None:
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self.send(sndline)
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# 001 (RPL_WELCOME)
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elif command == "001":
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self.user["mask"] = re.search(r" (\S+!\S+@\S+)$", rawline.split(" :", 1)[1]).groups()[0]
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self.user["nick"], self.user["ident"], self.user["host"] = re.match(r"(\S+)!(\S+)@(\S+)", self.user["mask"]).groups()
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self.ready = True
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# 433 (ERR_NICKNAMEINUSE)
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elif command == "433":
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self.send("NICK %s" % self.nicknames.pop(0))
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# KILL
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elif command == "KILL":
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log.show(log.WARNING, "Got killed by %s: %s" % (params[0], params[1:]))
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self.quit(send=False)
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else:
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time.sleep(self.parser_wait_time)
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print("--- PARSELOOP EXITING ---")
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def send(self, data):
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log.show(log.DEBUG, "< %s" % data)
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try: self.socket.send(self.encode("".join((data, "\r\n"))))
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except BrokenPipeError as e:
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log.show(log.FATAL, e)
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self.quit(send=False)
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def connect(self):
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# connect
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self.socket = socket.socket()
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try:
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self.socket.connect((self.server, self.port))
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except socket.error as e:
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log.show(log.FATAL, "Fehler: %s" % e)
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return
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# start getting data
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self.recvloop = Thread(target=self.recv_loop, name="recvloop")
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self.recvloop.start()
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# optionally send a server password
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if self.serverpasswd != "": self.send("PASS %s" % self.serverpasswd)
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# get a nick
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self.send("NICK %s" % self.nicknames.pop(0))
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# set user data
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self.send("USER %s 0 * :%s" % (self.ident, self.realname))
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def is_admin(self, user):
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for admin in self.admins:
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if re.search(admin, user) != None:
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return True
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return False
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def quit(self, reason="", send=True):
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if send:
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try:
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self.send("QUIT :%s" % reason)
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except: pass
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self.die_event.set()
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print("--- SOCKET CLOSING ---")
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try:
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self.socket.shutdown(socket.SHUT_RDWR)
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self.socket.close()
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except: pass
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def join(self, channel):
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while not self.ready: time.sleep(1)
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self.send("JOIN %s" % channel)
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def part(self, channel):
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while not self.ready: time.sleep(1)
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self.send("PART %s" % channel)
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def set_mode(self, modes):
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while not self.ready: time.sleep(1)
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self.send("MODE %s :%s" % (self.user["nick"], modes))
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def on_command(self, prefix, origin, source, command, params):
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"""
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Executed when getting a PRIVMSG starting with self.cmdprefix
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Prefix contains the optional prefix of the raw line.
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Origin is a map holding the parsed prefix, containing
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"nick", "ident" and "host" for users and "server" for servers.
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Source is the first parameter after the irc-command, specifying
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the channel or user, from where the line comes.
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Command is the command for the bot.
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Params contains a list of originally space separated parameters.
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"""
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# hello
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if command == "hello":
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greeting = "".join(("Hi " + origin["nick"] +"!"))
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if source[0] in {"#", "+", "!", "&"}:
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return "PRIVMSG %s :%s" % (source, greeting)
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else:
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return "PRIVMSG %s :%s" % (origin["nick"], greeting)
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# join <channel>
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elif command == "join" and len(params)>0:
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if self.is_admin(origin["nick"]): self.join(params[0])
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else: return "PRIVMSG %s :You can't do that!" % origin["nick"]
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# part <channel>
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elif command == "part" and len(params)>0:
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if self.is_admin(origin["nick"]): self.part(params[0])
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else: return "PRIVMSG %s :You can't do that!" % origin["nick"]
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# die [<quitmsg>]
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elif command == "die":
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if self.is_admin(origin["nick"]):
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self.quit("".join(params) if len(params)>0 else "".join((origin["nick"], " shot me, dying now... Bye...")))
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def parseargs():
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import argparse
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p = argparse.ArgumentParser(
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description = "i think my desc is missing")
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p.add_argument("action", default="help", choices = ["start", "stop"], help="What to do?")
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#p.add_argument("--daemon", "-d", type = bool, choices = [1, 0], default=1, help="Daemonize, Default: 1")
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return p.parse_args()
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def main():
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global bot
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args = parseargs()
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if args.action == "start":
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bot = pircbot(nicknames=NICKNAMES, ident=IDENT, realname=REALNAME,
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server=SERVER, port=PORT, encodings=ENCODINGS, command_prefix=COMMAND_PREFIX,
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admins=ADMINS, serverpasswd=SERVERPASSWD, parser_wait_time=PARSER_WAIT_TIME)
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try:
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bot.connect()
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# wait for the bot to become ready
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while bot.ready and not bot.die_event.is_set() == False:
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time.sleep(1)
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if not bot.die_event.is_set():
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# set modes and join channels
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bot.set_mode(MODES)
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for channel in CHANNELS:
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bot.join(channel)
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# while bot is active, do nothing
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while not bot.die_event.is_set():
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time.sleep(1)
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except KeyboardInterrupt:
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log.show(log.INFO, "Got Ctrl-C, dying now...")
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bot.quit()
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elif args.action == "stop": print("nope!")
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print("--- MAIN EXITING ---")
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return 0
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if __name__ == '__main__':
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################
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### SETTINGS ###
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################
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# With how much information do you want to be annoyed?
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# DEBUG spams most, FATAL least. WARNING should be a good tradeoff.
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# One of: log.DEBUG, log.INFO, log.WARNING, log.ERROR, log.FATAL
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LOGLEVEL = log.DEBUG
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# Also known as username. Some IRC-internal.
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# By default, the nickname will be used as ident.
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IDENT = "chalkbot"
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# The list of nicknames to try. If the first one is not aviable, it will
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# try the second, and so on...
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# You should specfy at least two nicks.
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NICKNAMES = ["chalkbot", "chalkbot_", "chalkbot__"]
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REALNAME = "A ChalkBot Instance"
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# Command for registering with nickserv, without leading slash.
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NICKSERVCMD = ""
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MODES = "+B"
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# The Server name to connect to. Duh!
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#SERVER = "fanir.de"
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SERVER = "localhost"
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# "Default" is 6667. An often used port for SSL would be 6697, if SSL would be
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# supported. Maybe in a future, far far away...
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PORT = 6667
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SERVERPASSWD = ""
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# A comma-seperated list of channels to join, enclosed by braces.
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CHANNELS = ["#bots", "#main"]
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# The encodings to try when getting messages from IRC. Will be tried in the given order.
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# The first one is used to encode data when sending stuff.
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# The list given shoud do just fine in most networks, I assume.
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# Also comma seperated and enclosed by braces.
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ENCODINGS = ['utf-8', 'latin-1', 'iso-8859-1', 'cp1252']
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# List of users (hostmasks, will be parsed as regex) who can do important stuff,
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# like joining and parting channels and shutting down the bot.
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ADMINS = ["Fanir.*"]
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COMMAND_PREFIX = "."
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# The time the parser for incoming data should wait between each attempt to read new data in seconds.
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# High values will certainly make the bot reply slowly while very low values increads cpu load and therefore will perform badly on slow machines.
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# You should keep it between 1 and 0.001 seconds.
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# For gods sake, don't set it to 0!
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PARSER_WAIT_TIME = 0.05
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#######################
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### END OF SETTINGS ###
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#######################
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main()
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