# coding: utf-8
"""
Weather - query various weather services for info
Copyright (C) 2010  Brian S. Stephan

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 3 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, see <http://www.gnu.org/licenses/>.
"""

from extlib import irclib
from extlib import pywapi

from urllib2 import URLError

from Module import Module

class Weather(Module):
    """Provide weather lookup services to the bot."""

    def do(self, connection, event, nick, userhost, replypath, what, admin_unlocked):
        """Query Google Weather for a location's weather."""

        whats = what.split(' ')
        if whats[0] == "weather" and len(whats) >= 2:
            try:
                google_weather = pywapi.get_weather_from_google(''.join(whats[1:]))
                weatherstr = "Current weather for " + google_weather['forecast_information']['city'].encode('utf-8') + ": " + google_weather['current_conditions']['condition'].encode('utf-8') + ". " + google_weather['current_conditions']['temp_f'].encode('utf-8') + "°F (" + google_weather['current_conditions']['temp_c'].encode('utf-8') + "°C), " + google_weather['current_conditions']['wind_condition'].encode('utf-8') + ", " + google_weather['current_conditions']['humidity'].encode('utf-8') + "."

                for city in google_weather['forecasts']:
                    weatherstr += " " + city['day_of_week'].encode('utf-8') + ": " + city['condition'].encode('utf-8') + ". High " + city['high'].encode('utf-8') + "°F, Low " + city['low'].encode('utf-8') + "°F."

                return self.reply(connection, replypath, unicode(weatherstr, 'utf-8'))
            except URLError as e:
                return self.reply(connection, replypath, "error connecting to google weather:" + str(e))
            except IndexError as e:
                return self.reply(connection, replypath, "error in pywapi: " + str(e))

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