Source code for cslbot.commands.nicks

# -*- coding: utf-8 -*-
# Copyright (C) 2013-2015 Samuel Damashek, Peter Foley, James Forcier, Srijay Kasturi, Reed Koser, Christopher Reffett, and Fox Wilson
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

from random import choice

from ..helpers.command import Command
from ..helpers.identity import get_chain


@Command('nicks', ['db', 'handler', 'target', 'nick'])
def cmd(send, msg, args):
    """Gets previous nicks.
    Syntax: {command} <nick>
    """
    if not msg:
        with args['handler'].data_lock:
            users = list(args['handler'].channels[args['target']].users()) if args['target'] != 'private' else [args['nick']]
        msg = choice(users)
    chain = get_chain(args['db'], msg)
    if chain:
        send(" -> ".join(chain))
    else:
        send("%s has never changed their nick." % msg)