2020-06-30 22:03:05 +00:00

280 lines
9.6 KiB
Python

###
# Copyright (c) 2014, spline
# Copyright (c) 2020, oddluck <oddluck@riseup.net>
# 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.
###
# my libs
import sys
import json
import time
import pickle
import pendulum
# supybot libs
import supybot.utils as utils
from supybot.commands import *
import supybot.plugins as plugins
import supybot.ircutils as ircutils
import supybot.callbacks as callbacks
import supybot.world as world
import supybot.conf as conf
import supybot.log as log
try:
from supybot.i18n import PluginInternationalization
_ = PluginInternationalization("WorldTime")
except ImportError:
# Placeholder that allows to run the plugin on a bot
# without the i18n module
_ = lambda x: x
filename = conf.supybot.directories.data.dirize("WorldTime.db")
HEADERS = {
"User-agent": "Mozilla/5.0 (compatible; Supybot/Limnoria %s; WorldTime plugin)"
% conf.version
}
class WorldTime(callbacks.Plugin):
"""Add the help for "@plugin help WorldTime" here
This should describe *how* to use this plugin."""
threaded = True
###############################
# DATABASE HANDLING FUNCTIONS #
###############################
def __init__(self, irc):
self.__parent = super(WorldTime, self)
self.__parent.__init__(irc)
self.db = {}
self._loadDb()
world.flushers.append(self._flushDb)
def _loadDb(self):
"""Loads the (flatfile) database mapping ident@hosts to timezones."""
try:
with open(filename, "rb") as f:
self.db = pickle.load(f)
except Exception as e:
self.log.debug("WorldTime: Unable to load pickled database: %s", e)
def _flushDb(self):
"""Flushes the (flatfile) database mapping ident@hosts to timezones."""
try:
with open(filename, "wb") as f:
pickle.dump(self.db, f, 2)
except Exception as e:
self.log.warning("WorldTime: Unable to write pickled database: %s", e)
def die(self):
self._flushDb()
world.flushers.remove(self._flushDb)
self.__parent.die()
##################
# TIME FUNCTIONS #
##################
def _converttz(self, msg, outputTZ):
"""Convert epoch seconds to a HH:MM readable string."""
# now do some timezone math.
try:
dt = pendulum.now(outputTZ)
outstrf = self.registryValue("format", msg.args[0])
return dt.strftime(outstrf)
except Exception as e:
self.log.info("WorldTime: ERROR: _converttz: {0}".format(e))
##############
# GAPI STUFF #
##############
def _getlatlng(self, location):
api_key = self.registryValue("mapsAPIkey")
location = utils.web.urlquote(location)
url = (
"https://maps.googleapis.com/maps/api/geocode/json?"
"address=%s&sensor=false&key=%s"
% (location, api_key)
)
# try and fetch url
try:
response = utils.web.getUrl(url, headers=HEADERS)
except utils.web.Error as e:
log.debug(str(e))
# wrap in a big try/except
try:
result = json.loads(response.decode())
if result["status"] == "OK":
lat = str(result["results"][0]["geometry"]["location"]["lat"])
lng = str(result["results"][0]["geometry"]["location"]["lng"])
place = result["results"][0]["formatted_address"]
ll = "%s,%s" % (lat, lng) # lat+long into a single string.
return {"place": place, "ll": ll}
else:
self.log.info(
"ERROR: _getlatlng: status result NOT ok. Result: {0}".format(
result
)
)
except Exception as e:
self.log.info("ERROR: _getlatlng: {0}".format(e))
def _gettime(self, latlng):
api_key = self.registryValue("mapsAPIkey")
latlng = utils.web.urlquote(latlng)
url = (
"https://maps.googleapis.com/maps/api/timezone/json?location="
"%s&sensor=false&timestamp=%s&key=%s"
% (latlng, time.time(), api_key)
)
# try and fetch url
try:
response = utils.web.getUrl(url, headers=HEADERS)
except utils.web.Error as e:
log.debug(str(e))
# wrap in a big try/except
try:
result = json.loads(response.decode("utf-8"))
if result["status"] == "OK":
return result
else:
self.log.info(
"WorldTime: _gettime: status result NOT ok. Result: {0}".format(
result
)
)
except Exception as e:
self.log.info("WorldTime: _gettime: {0}".format(e))
###################
# PUBLIC FUNCTION #
###################
def worldtime(self, irc, msg, args, opts, location):
"""[--nick <nick] [<location>]
Query GAPIs for <location> and attempt to figure out local time. [<location>]
is only required if you have not yet set a location for yourself using the 'set'
command. If --nick is given, try looking up the location for <nick>.
"""
opts = dict(opts)
if not location:
try:
if "nick" in opts:
host = irc.state.nickToHostmask(opts["nick"])
else:
host = msg.prefix
ih = host.split("!")[1]
location = self.db[ih]
except KeyError:
irc.error(
"No location for %s is set. Use the 'set' command "
"to set a location for your current hostmask, or call 'worldtime' "
"with <location> as an argument."
% ircutils.bold("*!" + ih),
Raise=True,
)
# first, grab lat and long for user location
gc = self._getlatlng(location)
if not gc:
irc.error(
"I could not find the location for: {0}. Bad location? "
"Spelled wrong?".format(location),
Raise=True,
)
# next, lets grab the localtime for that location w/lat+long.
ll = self._gettime(gc["ll"])
if not ll:
irc.error(
"I could not find the local timezone for: {0}. Bad location? "
"Spelled wrong?".format(location),
Raise=True,
)
# if we're here, we have localtime zone.
lt = self._converttz(msg, ll["timeZoneId"])
if lt: # make sure we get it back.
if sys.version_info[0] <= 2:
s = "{0} :: Current local time is: {1} ({2})".format(
ircutils.bold(gc["place"].encode("utf-8")),
lt,
ll["timeZoneName"].encode("utf-8"),
)
else:
s = "{0} :: Current local time is: {1} ({2})".format(
ircutils.bold(gc["place"]), lt, ll["timeZoneName"]
)
if self.registryValue("disableANSI", msg.args[0]):
s = ircutils.stripFormatting(s)
irc.reply(s)
else:
irc.error(
"Something went wrong during conversion to timezone. Check the logs.",
Raise=True,
)
worldtime = wrap(worldtime, [getopts({"nick": "nick"}), additional("text")])
def set(self, irc, msg, args, timezone):
"""<location>
Sets the location for your current ident@host to <location>."""
ih = msg.prefix.split("!")[1]
self.db[ih] = timezone
irc.replySuccess()
set = wrap(set, ["text"])
def unset(self, irc, msg, args):
"""takes no arguments.
Unsets the location for your current ident@host."""
ih = msg.prefix.split("!")[1]
try:
del self.db[ih]
irc.replySuccess()
except KeyError:
irc.error("No entry for %s exists." % ircutils.bold("*!" + ih), Raise=True)
Class = WorldTime
# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79: