core/homeassistant/components/rflink/binary_sensor.py

98 lines
3.1 KiB
Python

"""Support for Rflink binary sensors."""
import logging
import voluptuous as vol
from homeassistant.components.binary_sensor import (
DEVICE_CLASSES_SCHEMA, PLATFORM_SCHEMA, BinarySensorDevice)
from homeassistant.const import CONF_DEVICE_CLASS, CONF_FORCE_UPDATE, CONF_NAME
import homeassistant.helpers.config_validation as cv
import homeassistant.helpers.event as evt
from . import CONF_ALIASES, CONF_DEVICES, RflinkDevice
CONF_OFF_DELAY = 'off_delay'
DEFAULT_FORCE_UPDATE = False
_LOGGER = logging.getLogger(__name__)
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_DEVICES, default={}): {
cv.string: vol.Schema({
vol.Optional(CONF_NAME): cv.string,
vol.Optional(CONF_DEVICE_CLASS): DEVICE_CLASSES_SCHEMA,
vol.Optional(CONF_FORCE_UPDATE, default=DEFAULT_FORCE_UPDATE):
cv.boolean,
vol.Optional(CONF_OFF_DELAY): cv.positive_int,
vol.Optional(CONF_ALIASES, default=[]):
vol.All(cv.ensure_list, [cv.string]),
})
},
}, extra=vol.ALLOW_EXTRA)
def devices_from_config(domain_config):
"""Parse configuration and add Rflink sensor devices."""
devices = []
for device_id, config in domain_config[CONF_DEVICES].items():
device = RflinkBinarySensor(device_id, **config)
devices.append(device)
return devices
async def async_setup_platform(hass, config, async_add_entities,
discovery_info=None):
"""Set up the Rflink platform."""
async_add_entities(devices_from_config(config))
class RflinkBinarySensor(RflinkDevice, BinarySensorDevice):
"""Representation of an Rflink binary sensor."""
def __init__(self, device_id, device_class=None,
force_update=False, off_delay=None,
**kwargs):
"""Handle sensor specific args and super init."""
self._state = None
self._device_class = device_class
self._force_update = force_update
self._off_delay = off_delay
self._delay_listener = None
super().__init__(device_id, **kwargs)
def _handle_event(self, event):
"""Domain specific event handler."""
command = event['command']
if command == 'on':
self._state = True
elif command == 'off':
self._state = False
if (self._state and self._off_delay is not None):
def off_delay_listener(now):
"""Switch device off after a delay."""
self._delay_listener = None
self._state = False
self.async_schedule_update_ha_state()
if self._delay_listener is not None:
self._delay_listener()
self._delay_listener = evt.async_call_later(
self.hass, self._off_delay, off_delay_listener)
@property
def is_on(self):
"""Return true if the binary sensor is on."""
return self._state
@property
def device_class(self):
"""Return the class of this sensor."""
return self._device_class
@property
def force_update(self):
"""Force update."""
return self._force_update