dr.botzo/countdown/ircplugin.py

78 lines
3.1 KiB
Python

"""Access to countdown items through bot commands."""
import logging
from dateutil.relativedelta import relativedelta
from django.utils import timezone
from ircbot.lib import Plugin
from countdown.models import CountdownItem
log = logging.getLogger('countdown.ircplugin')
class Countdown(Plugin):
"""Report on countdown items."""
def start(self):
"""Set up handlers."""
self.connection.reactor.add_global_regex_handler(['pubmsg', 'privmsg'], r'^!countdown\s+list$',
self.handle_item_list, -20)
self.connection.reactor.add_global_regex_handler(['pubmsg', 'privmsg'], r'^!countdown\s+(\S+)$',
self.handle_item_detail, -20)
super(Countdown, self).start()
def stop(self):
"""Tear down handlers."""
self.connection.reactor.remove_global_regex_handler(['pubmsg', 'privmsg'], self.handle_item_list)
self.connection.reactor.remove_global_regex_handler(['pubmsg', 'privmsg'], self.handle_item_detail)
super(Countdown, self).stop()
def handle_item_detail(self, connection, event, match):
"""Provide the details of one countdown item."""
name = match.group(1)
if name != 'list':
try:
item = CountdownItem.objects.get(name=name)
rdelta = relativedelta(item.at_time, timezone.now())
relstr = "{0:s} will occur in ".format(name)
if rdelta.years != 0:
relstr += "{0:s} year{1:s} ".format(str(rdelta.years), "s" if abs(rdelta.years) != 1 else "")
if rdelta.months != 0:
relstr += "{0:s} month{1:s}, ".format(str(rdelta.months), "s" if abs(rdelta.months) != 1 else "")
if rdelta.days != 0:
relstr += "{0:s} day{1:s}, ".format(str(rdelta.days), "s" if abs(rdelta.days) != 1 else "")
if rdelta.hours != 0:
relstr += "{0:s} hour{1:s}, ".format(str(rdelta.hours), "s" if abs(rdelta.hours) != 1 else "")
if rdelta.minutes != 0:
relstr += "{0:s} minute{1:s}, ".format(str(rdelta.minutes), "s" if abs(rdelta.minutes) != 1 else "")
if rdelta.seconds != 0:
relstr += "{0:s} second{1:s}, ".format(str(rdelta.seconds), "s" if abs(rdelta.seconds) != 1 else "")
# remove trailing comma from output
reply = relstr[0:-2]
return self.bot.reply(event, reply)
except CountdownItem.DoesNotExist:
return self.bot.reply(event, "countdown item '{0:s}' not found".format(name))
def handle_item_list(self, connection, event, match):
"""List all countdown items."""
items = CountdownItem.objects.all()
if len(items) > 0:
reply = "countdown items: {0:s}".format(", ".join([x.name for x in items]))
return self.bot.reply(event, reply)
else:
return self.bot.reply(event, "no countdown items are configured")
plugin = Countdown