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remind.py
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remind.py
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# coding=utf8
"""
remind.py - Willie Reminder Module
Copyright 2011, Sean B. Palmer, inamidst.com
Licensed under the Eiffel Forum License 2.
http://willie.dftba.net
"""
from __future__ import unicode_literals
import os
import re
import time
import threading
import collections
import codecs
from datetime import datetime
from willie.module import commands, example, NOLIMIT
import willie.tools
from willie.tools.time import get_timezone, format_time
try:
import pytz
except:
pytz = None
def filename(self):
name = self.nick + '-' + self.config.host + '.reminders.db'
return os.path.join(self.config.dotdir, name)
def load_database(name):
data = {}
if os.path.isfile(name):
f = codecs.open(name, 'r', encoding='utf-8')
for line in f:
unixtime, channel, nick, message = line.split('\t')
message = message.rstrip('\n')
t = int(float(unixtime)) # WTFs going on here?
reminder = (channel, nick, message)
try:
data[t].append(reminder)
except KeyError:
data[t] = [reminder]
f.close()
return data
def dump_database(name, data):
f = codecs.open(name, 'w', encoding='utf-8')
for unixtime, reminders in willie.tools.iteritems(data):
for channel, nick, message in reminders:
f.write('%s\t%s\t%s\t%s\n' % (unixtime, channel, nick, message))
f.close()
def setup(bot):
bot.rfn = filename(bot)
bot.rdb = load_database(bot.rfn)
def monitor(bot):
time.sleep(5)
while True:
now = int(time.time())
unixtimes = [int(key) for key in bot.rdb]
oldtimes = [t for t in unixtimes if t <= now]
if oldtimes:
for oldtime in oldtimes:
for (channel, nick, message) in bot.rdb[oldtime]:
if message:
bot.msg(channel, '[Reminder] ' + nick + ': ' + message)
else:
bot.msg(channel, '[Reminder] ' + nick + '!')
del bot.rdb[oldtime]
dump_database(bot.rfn, bot.rdb)
time.sleep(2.5)
targs = (bot, )
t = threading.Thread(target=monitor, args=targs)
t.start()
scaling = collections.OrderedDict([
('years', 365.25 * 24 * 3600),
('year', 365.25 * 24 * 3600),
('yrs', 365.25 * 24 * 3600),
('y', 365.25 * 24 * 3600),
('months', 29.53059 * 24 * 3600),
('month', 29.53059 * 24 * 3600),
('mo', 29.53059 * 24 * 3600),
('weeks', 7 * 24 * 3600),
('week', 7 * 24 * 3600),
('wks', 7 * 24 * 3600),
('wk', 7 * 24 * 3600),
('w', 7 * 24 * 3600),
('days', 24 * 3600),
('day', 24 * 3600),
('d', 24 * 3600),
('hours', 3600),
('hour', 3600),
('hrs', 3600),
('hr', 3600),
('h', 3600),
('minutes', 60),
('minute', 60),
('mins', 60),
('min', 60),
('m', 60),
('seconds', 1),
('second', 1),
('secs', 1),
('sec', 1),
('s', 1),
])
periods = '|'.join(scaling.keys())
@commands('in')
@example('.in 3h45m Go to class')
def remind(bot, trigger):
"""Gives you a reminder in the given amount of time."""
duration = 0
message = filter(None, re.split('(\d+(?:\.\d+)? ?(?:(?i)' + periods + ')) ?',
trigger.group(2))[1:])
reminder = ''
stop = False
for piece in message:
grp = re.match('(\d+(?:\.\d+)?) ?(.*) ?', piece)
if grp and not stop:
length = float(grp.group(1))
factor = scaling.get(grp.group(2).lower(), 60)
duration += length * factor
else:
reminder = reminder + piece
stop = True
if duration == 0:
return bot.reply("Sorry, didn't understand the input.")
if duration % 1:
duration = int(duration) + 1
else:
duration = int(duration)
timezone = get_timezone(
bot.db, bot.config, None, trigger.nick, trigger.sender)
create_reminder(bot, trigger, duration, reminder, timezone)
@commands('at')
@example('.at 13:47 Do your homework!')
def at(bot, trigger):
"""
Gives you a reminder at the given time. Takes hh:mm:ssTimezone
message. Timezone is any timezone Willie takes elsewhere; the best choices
are those from the tzdb; a list of valid options is available at
http://dft.ba/-tz . The seconds and timezone are optional.
"""
regex = re.compile(r'(\d+):(\d+)(?::(\d+))?([^\s\d]+)? (.*)')
match = regex.match(trigger.group(2))
if not match:
bot.reply("Sorry, but I didn't understand your input.")
return NOLIMIT
hour, minute, second, tz, message = match.groups()
if not second:
second = '0'
timezone = 'UTC'
if pytz:
timezone = get_timezone(bot.db, bot.config, tz,
trigger.nick, trigger.sender)
if not timezone:
timezone = 'UTC'
now = datetime.now(pytz.timezone(timezone))
at_time = datetime(now.year, now.month, now.day,
int(hour), int(minute), int(second),
tzinfo=now.tzinfo)
timediff = at_time - now
else:
if tz and tz.upper() != 'UTC':
bot.reply("I don't have timzeone support installed.")
return NOLIMIT
now = datetime.now()
at_time = datetime(now.year, now.month, now.day,
int(hour), int(minute), int(second))
timediff = at_time - now
duration = timediff.seconds
if duration < 0:
duration += 86400
create_reminder(bot, trigger, duration, message, timezone)
def create_reminder(bot, trigger, duration, message, tz):
t = int(time.time()) + duration
reminder = (trigger.sender, trigger.nick, message)
try:
bot.rdb[t].append(reminder)
except KeyError:
bot.rdb[t] = [reminder]
dump_database(bot.rfn, bot.rdb)
if duration >= 60:
remind_at = datetime.utcfromtimestamp(t)
timef = format_time(bot.db, bot.config, tz, trigger.nick,
trigger.sender, remind_at)
bot.reply('Okay, will remind at %s' % timef)
else:
bot.reply('Okay, will remind in %s secs' % duration)