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###
# Copyright (c) 2012-2021, Valentin Lorentz
# 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.
###
import time
import supybot.conf as conf
import supybot.utils as utils
import supybot.ircdb as ircdb
from supybot.commands import *
import supybot.ircmsgs as ircmsgs
import supybot.plugins as plugins
import supybot.ircutils as ircutils
import supybot.callbacks as callbacks
from supybot.i18n import PluginInternationalization, internationalizeDocstring
_ = PluginInternationalization('NickAuth')
@internationalizeDocstring
class NickAuth(callbacks.Plugin):
"""
This plugin allows users to use their network services account to
authenticate to the bot.
They first have to use ``@nickauth nick add <services account name>`` while
identified to the bot, and then use ``@auth`` when they want to
identify to the bot.
"""
def __init__(self, irc):
super(NickAuth, self).__init__(irc)
self._requests = {}
class nick(callbacks.Commands):
def _check_auth(self, irc, msg, user):
if user is None:
irc.error(_('You are not logged in to the bot.'), Raise=True)
if not user.checkHostmask(msg.prefix):
try:
u = ircdb.users.getUser(msg.prefix)
except KeyError:
irc.error(_('You are not logged in to the bot.'),
Raise=True)
if not u._checkCapability('owner'):
irc.error(_('You must be owner to do that.'),
Raise=True)
@internationalizeDocstring
def add(self, irc, msg, args, network, user, nick):
"""[<network>] [<bot username>] <account>
Add <account> to the list of network services accounts owned by
<bot username> on <network>. <bot username> is only required if you
are not already logged in to Limnoria.
<network> defaults to the current network.
"""
network = network.network or irc.network
user = user or ircdb.users.getUser(msg.prefix)
self._check_auth(irc, msg, user)
try:
user.addNick(network, nick)
except KeyError:
irc.error(_('This services account is already used by someone '
'on this network.'), Raise=True)
irc.replySuccess()
add = wrap(add, [optional('networkIrc'),
optional('otherUser'),
'nick'])
@internationalizeDocstring
def remove(self, irc, msg, args, network, user, nick):
"""[<network>] [<bot username>] <account>
Remove <account> from the list of network services accounts owned by
<bot username> on <network>. <bot username> is only required if you
are not already logged in to Limnoria.
<network> defaults to the current network.
"""
network = network.network or irc.network
user = user or ircdb.users.getUser(msg.prefix)
self._check_auth(irc, msg, user)
try:
user.removeNick(network, nick)
except KeyError:
irc.error(_('This services account is not registered to you on '
'this network.'), Raise=True)
irc.replySuccess()
remove = wrap(remove, [optional('networkIrc'),
optional('otherUser'),
'nick'])
@internationalizeDocstring
def list(self, irc, msg, args, network, user):
"""[<network>] [<bot username>]
Lists services accounts registered to <bot username> on the network,
or your own bot account if no username is given.
<network> defaults to the current network.
"""
network = network.network or irc.network
try:
user = user or ircdb.users.getUser(msg.prefix)
except KeyError:
irc.error(_('You are not identified and <user> is not given.'),
Raise=True)
self._check_auth(irc, msg, user)
try:
list_ = user.nicks[network]
if list_:
irc.reply(format('%L', list_))
else:
raise KeyError
except KeyError:
if user == ircdb.users.getUser(msg.prefix):
irc.error(_('You have no recognized services accounts on '
'this network.'), Raise=True)
else:
irc.error(_('%s has no recognized services accounts on this '
'network.') % user.name, Raise=True)
list = wrap(list, [optional('networkIrc'),
optional('otherUser')])
@internationalizeDocstring
def auth(self, irc, msg, args):
"""takes no argument
Tries to authenticate you using network services.
If you get no reply, it means you are not authenticated to
network services."""
nick = ircutils.toLower(msg.nick)
self._requests[(irc.network, msg.nick)] = (time.time(), msg.prefix, irc)
irc.queueMsg(ircmsgs.whois(nick, nick))
auth = wrap(auth, [])
def inFilter(self, irc, msg):
"""If the messages has a server tag with account name, tries to
authenticate it."""
if msg.server_tags and 'account' in msg.server_tags:
self._auth(irc, msg.prefix, msg.server_tags['account'])
return msg
def do330(self, irc, msg):
# RPL_WHOISACCOUNT
mynick, theirnick, theiraccount, garbage = msg.args
now = time.time()
self._requests = {
x: y for x,y in self._requests.items() if y[0]+60 > now}
try:
(timestamp, prefix, irc) = self._requests.pop((irc.network, theirnick))
except KeyError:
return
user = ircdb.users.getUserFromNick(irc.network, theiraccount)
if user:
try:
user.addAuth(prefix)
except ValueError:
irc.error(_('Your secure flag is true and your hostmask '
'doesn\'t match any of your known hostmasks.'),
Raise=True)
ircdb.users.setUser(user, flush=False)
irc.reply(_('You are now authenticated as %s.') % user.name)
else:
irc.error(_('No user claimed the account %s on this network. '
'If this is you, you should connect with an other '
'method and use the "nickauth nick add" command, '
'or ask the owner of the bot to do it.')
% (theiraccount,))
def doAccount(self, irc, msg):
account = msg.args[0]
if account != '*':
self._auth(irc, msg.prefix, account)
def doJoin(self, irc, msg):
if 'extended-join' not in irc.state.capabilities_ack:
return
account = msg.args[1]
if account != '*':
self._auth(irc, msg.prefix, account)
def do354(self, irc, msg):
# RPL_WHOSPCRPL, ie. WHOX reply
if len(msg.args) != 9 or msg.args[1] != '1':
return
# irc.nick 1 user ip host nick status account gecos
(n, t, ident, ip, host, nick, status, account, gecos) = msg.args
prefix = '%s!%s@%s' % (nick, ident, host)
if account != '0':
self._auth(irc, prefix, account)
def _auth(self, irc, prefix, account):
user = ircdb.users.getUserFromNick(irc.network, account)
if not user:
try:
user = ircdb.users.getUser(prefix)
except KeyError:
user = None
if user:
user.addAuth(prefix)
ircdb.users.setUser(user, flush=False)
Class = NickAuth
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
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