core/homeassistant/components/rfxtrx.py

347 lines
10 KiB
Python

"""
Support for RFXtrx components.
For more details about this component, please refer to the documentation at
https://home-assistant.io/components/rfxtrx/
"""
import logging
from collections import OrderedDict
import voluptuous as vol
import homeassistant.helpers.config_validation as cv
from homeassistant.util import slugify
from homeassistant.const import EVENT_HOMEASSISTANT_STOP
from homeassistant.helpers.entity import Entity
from homeassistant.const import (ATTR_ENTITY_ID, TEMP_CELSIUS)
REQUIREMENTS = ['pyRFXtrx==0.8.0']
DOMAIN = "rfxtrx"
DEFAULT_SIGNAL_REPETITIONS = 1
ATTR_AUTOMATIC_ADD = 'automatic_add'
ATTR_DEVICE = 'device'
ATTR_DEBUG = 'debug'
ATTR_STATE = 'state'
ATTR_NAME = 'name'
ATTR_FIREEVENT = 'fire_event'
ATTR_DATA_TYPE = 'data_type'
ATTR_DUMMY = 'dummy'
CONF_SIGNAL_REPETITIONS = 'signal_repetitions'
CONF_DEVICES = 'devices'
EVENT_BUTTON_PRESSED = 'button_pressed'
DATA_TYPES = OrderedDict([
('Temperature', TEMP_CELSIUS),
('Humidity', '%'),
('Barometer', ''),
('Wind direction', ''),
('Rain rate', ''),
('Energy usage', 'W'),
('Total usage', 'W'),
('Sensor Status', ''),
('Unknown', '')])
RECEIVED_EVT_SUBSCRIBERS = []
RFX_DEVICES = {}
_LOGGER = logging.getLogger(__name__)
RFXOBJECT = None
def _valid_device(value, device_type):
"""Validate a dictionary of devices definitions."""
config = OrderedDict()
for key, device in value.items():
# Still accept old configuration
if 'packetid' in device.keys():
msg = 'You are using an outdated configuration of the rfxtrx ' +\
'device, {}.'.format(key) +\
' Your new config should be:\n {}: \n name: {}'\
.format(device.get('packetid'),
device.get(ATTR_NAME, 'deivce_name'))
_LOGGER.warning(msg)
key = device.get('packetid')
device.pop('packetid')
if get_rfx_object(key) is None:
raise vol.Invalid('Rfxtrx device {} is invalid: '
'Invalid device id for {}'.format(key, value))
if device_type == 'sensor':
config[key] = DEVICE_SCHEMA_SENSOR(device)
elif device_type == 'light_switch':
config[key] = DEVICE_SCHEMA(device)
else:
raise vol.Invalid('Rfxtrx device is invalid')
if not config[key][ATTR_NAME]:
config[key][ATTR_NAME] = key
return config
def valid_sensor(value):
"""Validate sensor configuration."""
return _valid_device(value, "sensor")
def _valid_light_switch(value):
return _valid_device(value, "light_switch")
DEVICE_SCHEMA = vol.Schema({
vol.Required(ATTR_NAME): cv.string,
vol.Optional(ATTR_FIREEVENT, default=False): cv.boolean,
})
DEVICE_SCHEMA_SENSOR = vol.Schema({
vol.Optional(ATTR_NAME, default=None): cv.string,
vol.Optional(ATTR_DATA_TYPE, default=[]):
vol.All(cv.ensure_list, [vol.In(DATA_TYPES.keys())]),
})
DEFAULT_SCHEMA = vol.Schema({
vol.Required("platform"): DOMAIN,
vol.Optional(CONF_DEVICES, default={}): vol.All(dict, _valid_light_switch),
vol.Optional(ATTR_AUTOMATIC_ADD, default=False): cv.boolean,
vol.Optional(CONF_SIGNAL_REPETITIONS, default=DEFAULT_SIGNAL_REPETITIONS):
vol.Coerce(int),
})
CONFIG_SCHEMA = vol.Schema({
DOMAIN: vol.Schema({
vol.Required(ATTR_DEVICE): cv.string,
vol.Optional(ATTR_DEBUG, default=False): cv.boolean,
vol.Optional(ATTR_DUMMY, default=False): cv.boolean,
}),
}, extra=vol.ALLOW_EXTRA)
def setup(hass, config):
"""Setup the RFXtrx component."""
# Declare the Handle event
def handle_receive(event):
"""Callback all subscribers for RFXtrx gateway."""
# Log RFXCOM event
if not event.device.id_string:
return
_LOGGER.info("Receive RFXCOM event from %s", event.device)
# Callback to HA registered components.
for subscriber in RECEIVED_EVT_SUBSCRIBERS:
subscriber(event)
# Try to load the RFXtrx module.
import RFXtrx as rfxtrxmod
# Init the rfxtrx module.
global RFXOBJECT
device = config[DOMAIN][ATTR_DEVICE]
debug = config[DOMAIN][ATTR_DEBUG]
dummy_connection = config[DOMAIN][ATTR_DUMMY]
if dummy_connection:
RFXOBJECT =\
rfxtrxmod.Core(device, handle_receive, debug=debug,
transport_protocol=rfxtrxmod.DummyTransport2)
else:
RFXOBJECT = rfxtrxmod.Core(device, handle_receive, debug=debug)
def _shutdown_rfxtrx(event):
RFXOBJECT.close_connection()
hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, _shutdown_rfxtrx)
return True
def get_rfx_object(packetid):
"""Return the RFXObject with the packetid."""
import RFXtrx as rfxtrxmod
binarypacket = bytearray.fromhex(packetid)
pkt = rfxtrxmod.lowlevel.parse(binarypacket)
if pkt is None:
return None
if isinstance(pkt, rfxtrxmod.lowlevel.SensorPacket):
obj = rfxtrxmod.SensorEvent(pkt)
elif isinstance(pkt, rfxtrxmod.lowlevel.Status):
obj = rfxtrxmod.StatusEvent(pkt)
else:
obj = rfxtrxmod.ControlEvent(pkt)
return obj
def get_devices_from_config(config, device):
"""Read rfxtrx configuration."""
signal_repetitions = config[CONF_SIGNAL_REPETITIONS]
devices = []
for packet_id, entity_info in config[CONF_DEVICES].items():
event = get_rfx_object(packet_id)
device_id = slugify(event.device.id_string.lower())
if device_id in RFX_DEVICES:
continue
_LOGGER.info("Add %s rfxtrx", entity_info[ATTR_NAME])
# Check if i must fire event
fire_event = entity_info[ATTR_FIREEVENT]
datas = {ATTR_STATE: False, ATTR_FIREEVENT: fire_event}
new_device = device(entity_info[ATTR_NAME], event, datas,
signal_repetitions)
RFX_DEVICES[device_id] = new_device
devices.append(new_device)
return devices
def get_new_device(event, config, device):
"""Add entity if not exist and the automatic_add is True."""
device_id = slugify(event.device.id_string.lower())
if device_id in RFX_DEVICES:
return
if not config[ATTR_AUTOMATIC_ADD]:
return
_LOGGER.info(
"Automatic add %s rfxtrx device (Class: %s Sub: %s)",
device_id,
event.device.__class__.__name__,
event.device.subtype
)
pkt_id = "".join("{0:02x}".format(x) for x in event.data)
datas = {ATTR_STATE: False, ATTR_FIREEVENT: False}
signal_repetitions = config[CONF_SIGNAL_REPETITIONS]
new_device = device(pkt_id, event, datas,
signal_repetitions)
RFX_DEVICES[device_id] = new_device
return new_device
def apply_received_command(event):
"""Apply command from rfxtrx."""
device_id = slugify(event.device.id_string.lower())
# Check if entity exists or previously added automatically
if device_id not in RFX_DEVICES:
return
_LOGGER.debug(
"EntityID: %s device_update. Command: %s",
device_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'
RFX_DEVICES[device_id].update_state(is_on)
elif hasattr(RFX_DEVICES[device_id], 'brightness')\
and event.values['Command'] == 'Set level':
_brightness = (event.values['Dim level'] * 255 // 100)
# Update the rfxtrx device state
is_on = _brightness > 0
RFX_DEVICES[device_id].update_state(is_on, _brightness)
# Fire event
if RFX_DEVICES[device_id].should_fire_event:
RFX_DEVICES[device_id].hass.bus.fire(
EVENT_BUTTON_PRESSED, {
ATTR_ENTITY_ID:
RFX_DEVICES[device_id].entity_id,
ATTR_STATE: event.values['Command'].lower()
}
)
class RfxtrxDevice(Entity):
"""Represents a Rfxtrx device.
Contains the common logic for Rfxtrx lights and switches.
"""
def __init__(self, name, event, datas, signal_repetitions):
"""Initialize the device."""
self.signal_repetitions = signal_repetitions
self._name = name
self._event = event
self._state = datas[ATTR_STATE]
self._should_fire_event = datas[ATTR_FIREEVENT]
self._brightness = 0
@property
def should_poll(self):
"""No polling needed for a RFXtrx switch."""
return False
@property
def name(self):
"""Return the name of the device if any."""
return self._name
@property
def should_fire_event(self):
"""Return is the device must fire event."""
return self._should_fire_event
@property
def is_on(self):
"""Return true if device is on."""
return self._state
@property
def assumed_state(self):
"""Return true if unable to access real state of entity."""
return True
def turn_off(self, **kwargs):
"""Turn the device off."""
self._send_command("turn_off")
def update_state(self, state, brightness=0):
"""Update det state of the device."""
self._state = state
self._brightness = brightness
self.update_ha_state()
def _send_command(self, command, brightness=0):
# pylint: disable=too-many-return-statements,too-many-branches
if not self._event:
return
if command == "turn_on":
for _ in range(self.signal_repetitions):
self._event.device.send_on(RFXOBJECT.transport)
self._state = True
elif command == "dim":
for _ in range(self.signal_repetitions):
self._event.device.send_dim(RFXOBJECT.transport,
brightness)
self._state = True
elif command == 'turn_off':
for _ in range(self.signal_repetitions):
self._event.device.send_off(RFXOBJECT.transport)
self._state = False
self._brightness = 0
elif command == "roll_up":
for _ in range(self.signal_repetitions):
self._event.device.send_open(RFXOBJECT.transport)
elif command == "roll_down":
for _ in range(self.signal_repetitions):
self._event.device.send_close(RFXOBJECT.transport)
elif command == "stop_roll":
for _ in range(self.signal_repetitions):
self._event.device.send_stop(RFXOBJECT.transport)
self.update_ha_state()