76 lines
2.7 KiB
Python
76 lines
2.7 KiB
Python
# See readme.md for instructions on running this code.
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from __future__ import print_function
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import requests
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import json
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import os
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import sys
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from six.moves.configparser import SafeConfigParser
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class WeatherHandler(object):
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def __init__(self):
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self.directory = os.path.dirname(os.path.realpath(__file__)) + '/'
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self.config_name = '.weather_config'
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self.response_pattern = 'Weather in {}, {}:\n{} F / {} C\n{}'
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if not os.path.exists(self.directory + self.config_name):
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print('Weather bot config file not found, please set it up in {} file in this bot main directory'
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'\n\nUsing format:\n\n[weather-config]\nkey=<OpenWeatherMap API key here>\n\n'.format(self.config_name))
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sys.exit(1)
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super(WeatherHandler, self).__init__()
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def usage(self):
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return '''
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This plugin will give info about weather in a specified city
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'''
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def handle_message(self, message, bot_handler, state_handler):
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help_content = '''
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This bot returns weather info for specified city.
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You specify city in the following format:
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city, state/country
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state and country parameter is optional(useful when there are many cities with the same name)
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For example:
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@**Weather Bot** Portland
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@**Weather Bot** Portland, Me
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'''.strip()
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if (message['content'] == 'help') or (message['content'] == ''):
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response = help_content
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else:
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url = 'http://api.openweathermap.org/data/2.5/weather?q=' + message['content'] + '&APPID='
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r = requests.get(url + get_weather_api_key_from_config(self.directory, self.config_name))
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if "city not found" in r.text:
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response = "Sorry, city not found"
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else:
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response = format_response(r.text, message['content'], self.response_pattern)
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bot_handler.send_reply(message, response)
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def format_response(text, city, response_pattern):
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j = json.loads(text)
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city = j['name']
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country = j['sys']['country']
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fahrenheit = to_fahrenheit(j['main']['temp'])
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celsius = to_celsius(j['main']['temp'])
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description = j['weather'][0]['description'].title()
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return response_pattern.format(city, country, fahrenheit, celsius, description)
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def to_celsius(temp_kelvin):
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return int(temp_kelvin) - 273.15
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def to_fahrenheit(temp_kelvin):
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return int(temp_kelvin) * 9 / 5 - 459.67
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def get_weather_api_key_from_config(directory, config_name):
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config = SafeConfigParser()
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with open(directory + config_name, 'r') as config_file:
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config.readfp(config_file)
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return config.get("weather-config", "key")
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handler_class = WeatherHandler
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