core/homeassistant/components/light/rfxtrx.py

152 lines
5.1 KiB
Python

"""
homeassistant.components.light.rfxtrx
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Support for RFXtrx lights.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/light.rfxtrx/
"""
import logging
import homeassistant.components.rfxtrx as rfxtrx
from homeassistant.components.light import Light
from homeassistant.util import slugify
from homeassistant.const import ATTR_ENTITY_ID
from homeassistant.components.rfxtrx import ATTR_STATE, ATTR_FIREEVENT, ATTR_PACKETID, \
ATTR_NAME, EVENT_BUTTON_PRESSED
DEPENDENCIES = ['rfxtrx']
_LOGGER = logging.getLogger(__name__)
def setup_platform(hass, config, add_devices_callback, discovery_info=None):
""" Setup the RFXtrx platform. """
import RFXtrx as rfxtrxmod
lights = []
devices = config.get('devices', None)
if devices:
for entity_id, entity_info in devices.items():
if entity_id not in rfxtrx.RFX_DEVICES:
_LOGGER.info("Add %s rfxtrx.light", entity_info[ATTR_NAME])
# Check if i must fire event
fire_event = entity_info.get(ATTR_FIREEVENT, False)
datas = {ATTR_STATE: False, ATTR_FIREEVENT: fire_event}
rfxobject = rfxtrx.get_rfx_object(entity_info[ATTR_PACKETID])
new_light = RfxtrxLight(
entity_info[ATTR_NAME], rfxobject, datas
)
rfxtrx.RFX_DEVICES[entity_id] = new_light
lights.append(new_light)
add_devices_callback(lights)
def light_update(event):
""" Callback for light updates from the RFXtrx gateway. """
if not isinstance(event.device, rfxtrxmod.LightingDevice):
return
# Add entity if not exist and the automatic_add is True
entity_id = slugify(event.device.id_string.lower())
if entity_id not in rfxtrx.RFX_DEVICES:
automatic_add = config.get('automatic_add', False)
if not automatic_add:
return
_LOGGER.info(
"Automatic add %s rfxtrx.light (Class: %s Sub: %s)",
entity_id,
event.device.__class__.__name__,
event.device.subtype
)
pkt_id = "".join("{0:02x}".format(x) for x in event.data)
entity_name = "%s : %s" % (entity_id, pkt_id)
datas = {ATTR_STATE: False, ATTR_FIREEVENT: False}
new_light = RfxtrxLight(entity_name, event, datas)
rfxtrx.RFX_DEVICES[entity_id] = new_light
add_devices_callback([new_light])
# Check if entity exists or previously added automatically
if entity_id in rfxtrx.RFX_DEVICES \
and isinstance(rfxtrx.RFX_DEVICES[entity_id], RfxtrxLight):
_LOGGER.debug(
"EntityID: %s light_update. Command: %s",
entity_id,
event.values['Command']
)
if event.values['Command'] == 'On'\
or event.values['Command'] == 'Off':
# Update the rfxtrx device state
is_on = event.values['Command'] == 'On'
# pylint: disable=protected-access
rfxtrx.RFX_DEVICES[entity_id]._state = is_on
rfxtrx.RFX_DEVICES[entity_id].update_ha_state()
# Fire event
if rfxtrx.RFX_DEVICES[entity_id].should_fire_event:
rfxtrx.RFX_DEVICES[entity_id].hass.bus.fire(
EVENT_BUTTON_PRESSED, {
ATTR_ENTITY_ID:
rfxtrx.RFX_DEVICES[entity_id].entity_id,
ATTR_STATE: event.values['Command'].lower()
}
)
# Subscribe to main rfxtrx events
if light_update not in rfxtrx.RECEIVED_EVT_SUBSCRIBERS:
rfxtrx.RECEIVED_EVT_SUBSCRIBERS.append(light_update)
class RfxtrxLight(Light):
""" Provides a RFXtrx light. """
def __init__(self, name, event, datas):
self._name = name
self._event = event
self._state = datas[ATTR_STATE]
self._should_fire_event = datas[ATTR_FIREEVENT]
@property
def should_poll(self):
""" No polling needed for a light. """
return False
@property
def name(self):
""" Returns the name of the light if any. """
return self._name
@property
def should_fire_event(self):
""" Returns is the device must fire event"""
return self._should_fire_event
@property
def is_on(self):
""" True if light is on. """
return self._state
def turn_on(self, **kwargs):
""" Turn the light on. """
if hasattr(self, '_event') and self._event:
self._event.device.send_on(rfxtrx.RFXOBJECT.transport)
self._state = True
self.update_ha_state()
def turn_off(self, **kwargs):
""" Turn the light off. """
if hasattr(self, '_event') and self._event:
self._event.device.send_off(rfxtrx.RFXOBJECT.transport)
self._state = False
self.update_ha_state()