108 lines
3.3 KiB
Python
108 lines
3.3 KiB
Python
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"""
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Sensor for data from Austrian "Zentralanstalt für Meteorologie und Geodynamik".
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/weather.zamg/
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"""
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import logging
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import voluptuous as vol
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from homeassistant.components.weather import (
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WeatherEntity, ATTR_WEATHER_HUMIDITY, ATTR_WEATHER_PRESSURE,
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ATTR_WEATHER_TEMPERATURE, ATTR_WEATHER_WIND_BEARING,
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ATTR_WEATHER_WIND_SPEED, PLATFORM_SCHEMA)
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from homeassistant.const import \
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CONF_NAME, TEMP_CELSIUS, CONF_LATITUDE, CONF_LONGITUDE
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from homeassistant.helpers import config_validation as cv
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# Reuse data and API logic from the sensor implementation
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from homeassistant.components.sensor.zamg import (
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ATTRIBUTION, closest_station, CONF_STATION_ID, zamg_stations, ZamgData)
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_LOGGER = logging.getLogger(__name__)
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
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vol.Optional(CONF_NAME): cv.string,
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vol.Optional(CONF_STATION_ID): cv.string,
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})
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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Set up the ZAMG sensor platform."""
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station_id = config.get(CONF_STATION_ID) or closest_station(
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config.get(CONF_LATITUDE),
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config.get(CONF_LONGITUDE),
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hass.config.config_dir)
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if station_id not in zamg_stations(hass.config.config_dir):
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_LOGGER.error("Configured ZAMG %s (%s) is not a known station",
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CONF_STATION_ID, station_id)
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return False
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probe = ZamgData(station_id=station_id, logger=_LOGGER)
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try:
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probe.update()
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except ValueError as err:
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_LOGGER.error("Received error from ZAMG: %s", err)
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return False
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add_devices([ZamgWeather(probe, config.get(CONF_NAME))], True)
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class ZamgWeather(WeatherEntity):
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"""Representation of a weather condition."""
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def __init__(self, zamg_data, stationname=None):
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"""Initialise the platform with a data instance and station name."""
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self.zamg_data = zamg_data
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self.stationname = stationname
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def update(self):
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"""Update current conditions."""
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self.zamg_data.update()
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self.stationname or 'ZAMG {}'.format(
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self.zamg_data.data.get('Name') or '(unknown station)')
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@property
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def condition(self):
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"""Return the current condition."""
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return None
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@property
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def attribution(self):
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"""Return the attribution."""
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return ATTRIBUTION
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@property
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def temperature(self):
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"""Return the platform temperature."""
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return self.zamg_data.get_data(ATTR_WEATHER_TEMPERATURE)
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@property
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def temperature_unit(self):
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"""Return the unit of measurement."""
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return TEMP_CELSIUS
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@property
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def pressure(self):
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"""Return the pressure."""
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return self.zamg_data.get_data(ATTR_WEATHER_PRESSURE)
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@property
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def humidity(self):
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"""Return the humidity."""
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return self.zamg_data.get_data(ATTR_WEATHER_HUMIDITY)
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@property
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def wind_speed(self):
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"""Return the wind speed."""
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return self.zamg_data.get_data(ATTR_WEATHER_WIND_SPEED)
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@property
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def wind_bearing(self):
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"""Return the wind bearing."""
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return self.zamg_data.get_data(ATTR_WEATHER_WIND_BEARING)
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