143 lines
4.7 KiB
Python
143 lines
4.7 KiB
Python
"""
|
|
Sensor for the Open Sky Network.
|
|
|
|
For more details about this platform, please refer to the documentation at
|
|
https://home-assistant.io/components/sensor.opensky/
|
|
"""
|
|
import logging
|
|
from datetime import timedelta
|
|
|
|
import requests
|
|
import voluptuous as vol
|
|
|
|
import homeassistant.helpers.config_validation as cv
|
|
from homeassistant.components.sensor import PLATFORM_SCHEMA
|
|
from homeassistant.const import (
|
|
CONF_NAME, CONF_LATITUDE, CONF_LONGITUDE, CONF_RADIUS,
|
|
ATTR_ATTRIBUTION, ATTR_LATITUDE, ATTR_LONGITUDE,
|
|
LENGTH_KILOMETERS, LENGTH_METERS)
|
|
from homeassistant.helpers.entity import Entity
|
|
from homeassistant.util import distance as util_distance
|
|
from homeassistant.util import location as util_location
|
|
|
|
_LOGGER = logging.getLogger(__name__)
|
|
|
|
ATTR_CALLSIGN = 'callsign'
|
|
ATTR_ON_GROUND = 'on_ground'
|
|
ATTR_SENSOR = 'sensor'
|
|
ATTR_STATES = 'states'
|
|
|
|
DOMAIN = 'opensky'
|
|
|
|
EVENT_OPENSKY_ENTRY = '{}_entry'.format(DOMAIN)
|
|
EVENT_OPENSKY_EXIT = '{}_exit'.format(DOMAIN)
|
|
SCAN_INTERVAL = timedelta(seconds=12) # opensky public limit is 10 seconds
|
|
|
|
OPENSKY_ATTRIBUTION = "Information provided by the OpenSky Network "\
|
|
"(https://opensky-network.org)"
|
|
OPENSKY_API_URL = 'https://opensky-network.org/api/states/all'
|
|
OPENSKY_API_FIELDS = [
|
|
'icao24', ATTR_CALLSIGN, 'origin_country', 'time_position',
|
|
'time_velocity', ATTR_LONGITUDE, ATTR_LATITUDE, 'altitude',
|
|
ATTR_ON_GROUND, 'velocity', 'heading', 'vertical_rate', 'sensors']
|
|
|
|
|
|
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
|
|
vol.Required(CONF_RADIUS): vol.Coerce(float),
|
|
vol.Optional(CONF_NAME): cv.string,
|
|
vol.Inclusive(CONF_LATITUDE, 'coordinates'): cv.latitude,
|
|
vol.Inclusive(CONF_LONGITUDE, 'coordinates'): cv.longitude
|
|
})
|
|
|
|
|
|
# pylint: disable=unused-argument
|
|
def setup_platform(hass, config, add_devices, discovery_info=None):
|
|
"""Set up the Open Sky platform."""
|
|
latitude = config.get(CONF_LATITUDE, hass.config.latitude)
|
|
longitude = config.get(CONF_LONGITUDE, hass.config.longitude)
|
|
add_devices([OpenSkySensor(
|
|
hass, config.get(CONF_NAME, DOMAIN), latitude, longitude,
|
|
config.get(CONF_RADIUS))], True)
|
|
|
|
|
|
class OpenSkySensor(Entity):
|
|
"""Open Sky Network Sensor."""
|
|
|
|
def __init__(self, hass, name, latitude, longitude, radius):
|
|
"""Initialize the sensor."""
|
|
self._session = requests.Session()
|
|
self._latitude = latitude
|
|
self._longitude = longitude
|
|
self._radius = util_distance.convert(
|
|
radius, LENGTH_KILOMETERS, LENGTH_METERS)
|
|
self._state = 0
|
|
self._hass = hass
|
|
self._name = name
|
|
self._previously_tracked = None
|
|
|
|
@property
|
|
def name(self):
|
|
"""Return the name of the sensor."""
|
|
return self._name
|
|
|
|
@property
|
|
def state(self):
|
|
"""Return the state of the sensor."""
|
|
return self._state
|
|
|
|
def _handle_boundary(self, callsigns, event):
|
|
"""Handle flights crossing region boundary."""
|
|
for callsign in callsigns:
|
|
data = {
|
|
ATTR_CALLSIGN: callsign,
|
|
ATTR_SENSOR: self._name,
|
|
}
|
|
self._hass.bus.fire(event, data)
|
|
|
|
def update(self):
|
|
"""Update device state."""
|
|
currently_tracked = set()
|
|
states = self._session.get(OPENSKY_API_URL).json().get(ATTR_STATES)
|
|
for state in states:
|
|
data = dict(zip(OPENSKY_API_FIELDS, state))
|
|
missing_location = (
|
|
data.get(ATTR_LONGITUDE) is None or
|
|
data.get(ATTR_LATITUDE) is None)
|
|
if missing_location:
|
|
continue
|
|
if data.get(ATTR_ON_GROUND):
|
|
continue
|
|
distance = util_location.distance(
|
|
self._latitude, self._longitude,
|
|
data.get(ATTR_LATITUDE), data.get(ATTR_LONGITUDE))
|
|
if distance is None or distance > self._radius:
|
|
continue
|
|
callsign = data[ATTR_CALLSIGN].strip()
|
|
if callsign == '':
|
|
continue
|
|
currently_tracked.add(callsign)
|
|
if self._previously_tracked is not None:
|
|
entries = currently_tracked - self._previously_tracked
|
|
exits = self._previously_tracked - currently_tracked
|
|
self._handle_boundary(entries, EVENT_OPENSKY_ENTRY)
|
|
self._handle_boundary(exits, EVENT_OPENSKY_EXIT)
|
|
self._state = len(currently_tracked)
|
|
self._previously_tracked = currently_tracked
|
|
|
|
@property
|
|
def device_state_attributes(self):
|
|
"""Return the state attributes."""
|
|
return {
|
|
ATTR_ATTRIBUTION: OPENSKY_ATTRIBUTION
|
|
}
|
|
|
|
@property
|
|
def unit_of_measurement(self):
|
|
"""Return the unit of measurement."""
|
|
return 'flights'
|
|
|
|
@property
|
|
def icon(self):
|
|
"""Return the icon."""
|
|
return 'mdi:airplane'
|