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simplified the irc client

master
jcao219 14 years ago
parent
commit
3a72445779
  1. 18
      oyoyo/client.py
  2. 124
      oyoyo/cmdhandler.py
  3. 63
      wolfbot.py

18
oyoyo/client.py

@ -19,7 +19,6 @@ import logging
import socket import socket
from oyoyo.parse import parse_raw_irc_command from oyoyo.parse import parse_raw_irc_command
from oyoyo.cmdhandler import CommandError
class IRCClientError(Exception): class IRCClientError(Exception):
pass pass
@ -71,7 +70,7 @@ class IRCClient(object):
self.blocking = True self.blocking = True
self.__dict__.update(kwargs) self.__dict__.update(kwargs)
self.command_handler = cmd_handler(self) self.command_handler = cmd_handler
self._end = 0 self._end = 0
@ -146,9 +145,20 @@ class IRCClient(object):
for el in data: for el in data:
prefix, command, args = parse_raw_irc_command(el) prefix, command, args = parse_raw_irc_command(el)
logging.debug("processCommand {0}({1})".format(command,
[arg.decode('utf_8')
for arg in args
if isinstance(arg, bytes)]))
try: try:
self.command_handler.run(command, prefix, *args) largs = list(args)
if prefix:
largs.insert(0, prefix)
for i,arg in enumerate(largs):
if arg: largs[i] = arg.decode('utf_8')
if command in self.command_handler:
self.command_handler[command](self, *largs)
elif "" in self.command_handler:
self.command_handler[""](self, command, *largs)
except CommandError: except CommandError:
# error will of already been logged by the handler # error will of already been logged by the handler
pass pass

124
oyoyo/cmdhandler.py

@ -1,124 +0,0 @@
# Copyright (c) 2008 Duncan Fordyce
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import logging
import sys
import traceback
from oyoyo.parse import parse_nick
def protected(func):
""" decorator to protect functions from being called """
func.protected = True
return func
class CommandError(Exception):
def __init__(self, cmd):
self.cmd = cmd
class NoSuchCommandError(CommandError):
def __str__(self):
return 'No such command "{0}"'.format(".".join(self.cmd))
class ProtectedCommandError(CommandError):
def __str__(self):
return 'Command "{0}" is protected'.format(".".join(self.cmd))
class CommandHandler(object):
""" The most basic CommandHandler """
def __init__(self, client):
self.client = client
@protected
def get(self, in_command_parts):
""" finds a command
commands may be dotted. each command part is checked that it does
not start with and underscore and does not have an attribute
"protected". if either of these is true, ProtectedCommandError
is raised.
its possible to pass both "command.sub.func" and
["command", "sub", "func"].
"""
if isinstance(in_command_parts, bytes):
in_command_parts = in_command_parts.split(b'.')
else:
in_command_parts = in_command_parts.split('.')
command_parts = []
for cmdpart in in_command_parts:
if isinstance(cmdpart, bytes):
cmdpart = cmdpart.decode('utf_8')
command_parts.append(cmdpart)
p = self
while command_parts:
cmd = command_parts.pop(0)
if cmd.startswith('_'):
raise ProtectedCommandError(in_command_parts)
try:
f = getattr(p, cmd)
except AttributeError:
raise NoSuchCommandError(in_command_parts)
if hasattr(f, 'protected'):
raise ProtectedCommandError(in_command_parts)
if isinstance(f, CommandHandler) and command_parts:
return f.get(command_parts)
p = f
return f
@protected
def run(self, command, *args):
""" finds and runs a command """
logging.debug("processCommand {0}({1})".format(command,
[arg.decode('utf_8')
for arg in args
if isinstance(arg, bytes)]))
try:
f = self.get(command)
except NoSuchCommandError:
self.__unhandled__(command, *args)
return
logging.debug('f {0}'.format(f))
try:
largs = list(args)
for i,arg in enumerate(largs):
if arg: largs[i] = arg.decode('utf_8')
f(*largs)
self.__unhandled__(command, *args)
except Exception as e:
logging.error('command raised {0}'.format(e))
logging.error(traceback.format_exc())
raise CommandError(command)
@protected
def __unhandled__(self, cmd, *args):
"""The default handler for commands. Override this method to
apply custom behavior (example, printing) unhandled commands.
"""
logging.debug('Unhandled command {0}({1})'.format(cmd, [arg.decode('utf_8')
for arg in args
if isinstance(arg, bytes)]))

63
wolfbot.py

@ -1,45 +1,44 @@
from oyoyo.client import IRCClient from oyoyo.client import IRCClient
from oyoyo.cmdhandler import CommandHandler, protected
from oyoyo.parse import parse_nick from oyoyo.parse import parse_nick
import logging import logging
import botconfig import botconfig
import wolfgame import wolfgame
class WolfBotHandler(CommandHandler): def on_privmsg(cli, rawnick, chan, msg):
def __init__(self, client): if chan != botconfig.NICK: #not a PM
super().__init__(client) for x in wolfgame.COMMANDS.keys():
if msg.lower().startswith(x):
def privmsg(self, rawnick, chan, msg): h = msg[len(x):]
if chan != botconfig.NICK: #not a PM if not h or h[0] == " " or not x:
for x in wolfgame.COMMANDS.keys(): wolfgame.COMMANDS[x](cli, rawnick, chan, h.lstrip())
if msg.lower().startswith(x): else:
h = msg[len(x):] for x in wolfgame.PM_COMMANDS.keys():
if not h or h[0] == " " or not x: if msg.lower().startswith(x):
wolfgame.COMMANDS[x](self.client, rawnick, chan, h.lstrip()) h = msg[len(x):]
else: if not h or h[0] == " " or not x:
for x in wolfgame.PM_COMMANDS.keys(): wolfgame.PM_COMMANDS[x](cli, rawnick, h.lstrip())
if msg.lower().startswith(x):
h = msg[len(x):]
if not h or h[0] == " " or not x:
wolfgame.PM_COMMANDS[x](self.client, rawnick, h.lstrip())
@protected def __unhandled__(cli, cmd, *args):
def __unhandled__(self, cmd, *args): if cmd in wolfgame.HOOKS.keys():
if cmd in wolfgame.HOOKS.keys(): largs = list(args)
largs = list(args) for i,arg in enumerate(largs):
for i,arg in enumerate(largs): if isinstance(arg, bytes): largs[i] = arg.decode('ascii')
if isinstance(arg, bytes): largs[i] = arg.decode('ascii') wolfgame.HOOKS[cmd](cli, *largs)
wolfgame.HOOKS[cmd](self.client, *largs) else:
else: logging.debug('Unhandled command {0}({1})'.format(cmd, [arg.decode('utf_8')
logging.debug('Unhandled command {0}({1})'.format(cmd, [arg.decode('utf_8') for arg in args
for arg in args if isinstance(arg, bytes)]))
if isinstance(arg, bytes)]))
def main(): def main():
logging.basicConfig(level=logging.DEBUG) logging.basicConfig(level=logging.DEBUG)
cli = IRCClient(WolfBotHandler, host=botconfig.HOST, port=botconfig.PORT, nickname=botconfig.NICK, cli = IRCClient(
connect_cb=wolfgame.connect_callback) {"privmsg":on_privmsg,
"":__unhandled__},
host=botconfig.HOST,
port=botconfig.PORT,
nickname=botconfig.NICK,
connect_cb=wolfgame.connect_callback
)
cli.mainLoop() cli.mainLoop()

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