core/homeassistant/components/binary_sensor/nest.py

57 lines
1.8 KiB
Python

"""
homeassistant.components.binary.nest
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Support for Nest Thermostat Binary Sensors.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/sensor.nest/
"""
import logging
import socket
import homeassistant.components.nest as nest
from homeassistant.components.sensor.nest import NestSensor
from homeassistant.components.binary_sensor import BinarySensorDevice
BINARY_TYPES = ['fan',
'hvac_ac_state',
'hvac_aux_heater_state',
'hvac_heat_x2_state',
'hvac_heat_x3_state',
'hvac_alt_heat_state',
'hvac_alt_heat_x2_state',
'hvac_emer_heat_state',
'online']
def setup_platform(hass, config, add_devices, discovery_info=None):
"Setup nest binary sensors from config file"
logger = logging.getLogger(__name__)
try:
for structure in nest.NEST.structures:
for device in structure.devices:
for variable in config['monitored_conditions']:
if variable in BINARY_TYPES:
add_devices([NestBinarySensor(structure,
device,
variable)])
else:
logger.error('Nest sensor type: "%s" does not exist',
variable)
except socket.error:
logger.error(
"Connection error logging into the nest web service."
)
class NestBinarySensor(NestSensor, BinarySensorDevice):
""" Represents a Nst Binary sensor. """
@property
def is_on(self):
"Returns is the binary sensor is on or off"
return bool(getattr(self.device, self.variable))