Limnoria/plugins/Herald.py

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#!/usr/bin/env python
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###
# Copyright (c) 2002, Jeremiah Fincher
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
"""
Greets users who join the channel with a recognized hostmask with a nice
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little greeting.
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"""
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__revision__ = "$Id$"
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import os
import time
import getopt
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import supybot.log as log
import supybot.conf as conf
import supybot.utils as utils
import supybot.world as world
import supybot.ircdb as ircdb
import supybot.ircmsgs as ircmsgs
import supybot.plugins as plugins
import supybot.ircutils as ircutils
import supybot.privmsgs as privmsgs
import supybot.registry as registry
import supybot.callbacks as callbacks
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filename = os.path.join(conf.supybot.directories.data(), 'Herald.db')
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class HeraldDB(plugins.ChannelUserDB):
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def serialize(self, v):
return [v]
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def deserialize(self, channel, id, L):
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if len(L) != 1:
raise ValueError
return L[0]
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conf.registerPlugin('Herald')
conf.registerChannelValue(conf.supybot.plugins.Herald, 'heralding',
registry.Boolean(True, """Determines whether messages will be sent to the
channel when a recognized user joins; basically enables or disables the
plugin."""))
conf.registerChannelValue(conf.supybot.plugins.Herald, 'throttleTime',
registry.PositiveInteger(600, """Determines the minimum number of seconds
between heralds."""))
conf.registerChannelValue(conf.supybot.plugins.Herald, 'defaultHerald',
registry.String('', """Sets the default herald to use. If a user has a
personal herald specified, that will be used instead. If set to the empty
string, the default herald will be disabled."""))
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conf.registerChannelValue(conf.supybot.plugins.Herald, 'throttleTimeAfterPart',
registry.PositiveInteger(60, """Determines the minimum number of seconds
after parting that the bot will not herald the person when he or she
rejoins."""))
class Herald(callbacks.Privmsg):
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def __init__(self):
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callbacks.Privmsg.__init__(self)
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self.db = HeraldDB(filename)
world.flushers.append(self.db.flush)
self.lastParts = plugins.ChannelUserDictionary()
self.lastHerald = plugins.ChannelUserDictionary()
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def die(self):
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if self.db.flush in world.flushers:
world.flushers.remove(self.db.flush)
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self.db.close()
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callbacks.Privmsg.die(self)
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def doJoin(self, irc, msg):
channel = msg.args[0]
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if self.registryValue('heralding', channel):
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try:
id = ircdb.users.getUserId(msg.prefix)
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herald = self.db[channel, id]
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except KeyError:
default = self.registryValue('defaultHerald', channel)
if default:
irc.queueMsg(ircmsgs.privmsg(msg.nick, default))
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return
now = time.time()
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throttle = self.registryValue('throttleTime', channel)
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if now - self.lastHerald.get((channel, id), 0) > throttle:
if (channel, id) in self.lastParts:
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i = self.registryValue('throttleTimeAfterPart', channel)
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if now - self.lastParts[channel, id] < i:
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return
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self.lastHerald[channel, id] = now
herald = plugins.standardSubstitute(irc, msg, herald)
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irc.queueMsg(ircmsgs.privmsg(channel, herald))
def doPart(self, irc, msg):
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try:
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id = self._getId(irc, msg.prefix)
self.lastParts[msg.args[0], id] = time.time()
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except KeyError:
pass
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def _getId(self, irc, userNickHostmask):
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try:
id = ircdb.users.getUserId(userNickHostmask)
except KeyError:
if not ircutils.isUserHostmask(userNickHostmask):
hostmask = irc.state.nickToHostmask(userNickHostmask)
id = ircdb.users.getUserId(hostmask)
else:
raise KeyError
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return id
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def default(self, irc, msg, args):
"""[<channel>] [--remove|<msg>]
If <msg> is given, sets the default herald to <msg>. A <msg> of ""
will remove the default herald. If <msg> is not given, returns the
current default herald. <channel> is only necessary if the message
isn't sent in the channel itself.
"""
channel = privmsgs.getChannel(msg, args)
(optlist, rest) = getopt.getopt(args, '', ['remove'])
if optlist and rest:
raise callbacks.ArgumentError
for (option, _) in optlist:
if option == '--remove':
conf.supybot.plugins.Herald.defaultHerald.set("")
irc.replySuccess()
return
msg = privmsgs.getArgs(rest, required=0, optional=1)
if not msg:
resp = self.registryValue('defaultHerald', channel)
if not resp:
irc.reply('I do not have a default herald set.')
return
else:
irc.reply(resp)
return
conf.supybot.plugins.Herald.defaultHerald.set(msg)
irc.replySuccess()
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def get(self, irc, msg, args):
"""[<channel>] <user|nick|hostmask>
Returns the current herald message for <user> (or the user
<nick|hostmask> is currently identified or recognized as). <channel>
is only necessary if the message isn't sent in the channel itself.
"""
channel = privmsgs.getChannel(msg, args)
userNickHostmask = privmsgs.getArgs(args)
try:
id = self._getId(irc, userNickHostmask)
except KeyError:
irc.errorNoUser()
return
try:
herald = self.db[channel, id]
irc.reply(herald)
except KeyError:
irc.error('I have no herald for that user.')
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def add(self, irc, msg, args):
"""[<channel>] <user|nick|hostmask> <msg>
Sets the herald message for <user> (or the user <nick|hostmask> is
currently identified or recognized as) to <msg>. <channel> is only
necessary if the message isn't sent in the channel itself.
"""
channel = privmsgs.getChannel(msg, args)
(userNickHostmask, herald) = privmsgs.getArgs(args, required=2)
try:
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id = self._getId(irc, userNickHostmask)
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except KeyError:
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irc.errorNoUser()
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return
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self.db[channel, id] = herald
irc.replySuccess()
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def remove(self, irc, msg, args):
"""[<channel>] <user|nick|hostmask>
Removes the herald message set for <user>, or the user
<nick|hostmask> is currently identified or recognized as.
<channel> is only necessary if the message isn't sent in the channel
itself.
"""
channel = privmsgs.getChannel(msg, args)
userNickHostmask = privmsgs.getArgs(args)
try:
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id = self._getId(irc, userNickHostmask)
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except KeyError:
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irc.errorNoUser()
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return
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del self.db[channel, id]
irc.replySuccess()
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def change(self, irc, msg, args):
"""[<channel>] <user|nick|hostmask> <regexp>
Changes the herald message for <user>, or the user <nick|hostmask> is
currently identified or recognized as, according to <regexp>. <channel>
is only necessary if the message isn't sent in the channel itself.
"""
channel = privmsgs.getChannel(msg, args)
(userNickHostmask, regexp) = privmsg.getArgs(args, required=2)
try:
id = self._getId(irc, userNickHostmask)
except KeyError:
irc.errorNoUser()
return
try:
changer = utils.perlRegexpToReplacer(regexp)
except ValueError, e:
irc.error('That\'s not a valid regexp: %s.' % e)
return
s = self.db[channel, id]
newS = changer(s)
self.db[channel, id] = s
irc.replySuccess()
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Class = Herald
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: