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irc.py
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irc.py
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#!/usr/bin/python
from twisted.words.protocols import irc
from twisted.internet import protocol, ssl
from twisted.application import internet
from twisted.web import resource
from dispatcher import Dispatcher
from http import ProtectedResource
from plugin import Plugin
from conf import PluginConfig, Option, tup
class IrcConfig(PluginConfig):
nick = Option(str)
password = Option(str, default=None)
host = Option(str)
port = Option(int, default=6667)
use_ssl = Option(bool, default=False)
channels = Option(tup, default=[])
def git_commit_id():
from subprocess import Popen, PIPE
try:
result = Popen(["git", "rev-parse", "HEAD"], stdout=PIPE)
return result.communicate()[0][:8]
except:
return ""
class IRCBot(irc.IRCClient):
realname = "Harold (%s)" % git_commit_id()
lineRate = .25 # rate limit to 4 messages / second
def signedOn(self):
self.topics = {}
self.topic_i_just_set = None
for channel in self.factory.channels:
self.join(channel)
self.factory.dispatcher.registerConsumer(self)
def topicUpdated(self, user, channel, topic):
if topic != self.topic_i_just_set:
self.topics[channel] = topic
def connectionLost(self, reason):
irc.IRCClient.connectionLost(self)
self.factory.dispatcher.deregisterConsumer(self)
def privmsg(self, user, channel, msg):
if not msg.startswith(self.nickname):
return
self.me(channel, "is a bot. http://github.com/spladug/harold")
def send_message(self, channel, message):
self.msg(channel, message.encode('utf-8'))
def set_topic(self, channel, topic):
self.topic_i_just_set = topic
self.send_message("ChanServ", " ".join(("TOPIC", channel, topic)))
def restore_topic(self, channel):
self.set_topic(channel, self.topics[channel])
class IRCBotFactory(protocol.ClientFactory):
def __init__(self, config, dispatcher, channels):
self.config = config
self.dispatcher = dispatcher
self.channels = channels
class _ConfiguredBot(IRCBot):
nickname = self.config.nick
password = self.config.password
self.protocol = _ConfiguredBot
def clientConnectionLost(self, connector, reason):
connector.connect()
class MessageListener(ProtectedResource):
isLeaf = True
def __init__(self, http, dispatcher):
ProtectedResource.__init__(self, http)
self.dispatcher = dispatcher
def _handle_request(self, request):
channel = request.args['channel'][0]
message = request.args['message'][0]
self.dispatcher.send_message(channel, message)
class SetTopicListener(ProtectedResource):
isLeaf = True
def __init__(self, http, dispatcher):
ProtectedResource.__init__(self, http)
self.dispatcher = dispatcher
def _handle_request(self, request):
channel = request.args['channel'][0]
new_topic = request.args['topic'][0]
self.dispatcher.set_topic(channel, new_topic)
class RestoreTopicListener(ProtectedResource):
isLeaf = True
def __init__(self, http, dispatcher):
ProtectedResource.__init__(self, http)
self.dispatcher = dispatcher
def _handle_request(self, request):
channel = request.args['channel'][0]
self.dispatcher.restore_topic(channel)
class ChannelManager(object):
def __init__(self, basic_channels, bot):
self.bot = bot
self.channels = set(basic_channels)
def add(self, channel):
if channel not in self.channels:
self.channels.add(channel)
self.bot.join(channel)
def __iter__(self):
return self.channels.__iter__()
def make_plugin(config, http):
irc_config = IrcConfig(config)
dispatcher = Dispatcher()
channel_manager = ChannelManager(irc_config.channels, dispatcher)
# add the http resources
http.root.putChild('message', MessageListener(http, dispatcher))
topic_root = resource.Resource()
http.root.putChild('topic', topic_root)
topic_root.putChild('set', SetTopicListener(http, dispatcher))
topic_root.putChild('restore', RestoreTopicListener(http, dispatcher))
# set up the IRC client
irc_factory = IRCBotFactory(irc_config, dispatcher, channel_manager)
p = Plugin()
p.bot = dispatcher
p.channels = channel_manager
if irc_config:
context_factory = ssl.ClientContextFactory()
p.add_service(internet.SSLClient(irc_config.host,
irc_config.port,
irc_factory,
context_factory))
else:
p.add_service(internet.TCPClient(irc_config.host,
irc_config.port,
irc_factory))
return p