core/homeassistant/components/garage_door/mqtt.py

140 lines
4.8 KiB
Python

"""
Support for MQTT garage doors.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/garage_door.mqtt/
"""
import logging
import voluptuous as vol
from homeassistant.const import (STATE_OPEN, STATE_CLOSED, SERVICE_OPEN,
SERVICE_CLOSE)
import homeassistant.components.mqtt as mqtt
from homeassistant.components.garage_door import GarageDoorDevice
from homeassistant.const import (
CONF_NAME, CONF_OPTIMISTIC, CONF_VALUE_TEMPLATE)
from homeassistant.components.mqtt import (
CONF_STATE_TOPIC, CONF_COMMAND_TOPIC, CONF_QOS, CONF_RETAIN)
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers import template
_LOGGER = logging.getLogger(__name__)
CONF_STATE_OPEN = 'state_open'
CONF_STATE_CLOSED = 'state_closed'
CONF_SERVICE_OPEN = 'service_open'
CONF_SERVICE_CLOSE = 'service_close'
DEFAULT_NAME = 'MQTT Garage Door'
DEFAULT_OPTIMISTIC = False
DEFAULT_RETAIN = False
DEPENDENCIES = ['mqtt']
PLATFORM_SCHEMA = mqtt.MQTT_RW_PLATFORM_SCHEMA.extend({
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_VALUE_TEMPLATE): cv.template,
vol.Optional(CONF_OPTIMISTIC, default=DEFAULT_OPTIMISTIC): cv.boolean,
vol.Optional(CONF_RETAIN, default=DEFAULT_RETAIN): cv.boolean,
vol.Optional(CONF_STATE_OPEN, default=STATE_OPEN): cv.string,
vol.Optional(CONF_STATE_CLOSED, default=STATE_CLOSED): cv.string,
vol.Optional(CONF_SERVICE_OPEN, default=SERVICE_OPEN): cv.string,
vol.Optional(CONF_SERVICE_CLOSE, default=SERVICE_CLOSE): cv.string
})
def setup_platform(hass, config, add_devices_callback, discovery_info=None):
"""Add MQTT Garage Door."""
add_devices_callback([MqttGarageDoor(
hass,
config[CONF_NAME],
config.get(CONF_STATE_TOPIC),
config[CONF_COMMAND_TOPIC],
config[CONF_QOS],
config[CONF_RETAIN],
config[CONF_STATE_OPEN],
config[CONF_STATE_CLOSED],
config[CONF_SERVICE_OPEN],
config[CONF_SERVICE_CLOSE],
config[CONF_OPTIMISTIC],
config.get(CONF_VALUE_TEMPLATE))])
# pylint: disable=too-many-arguments, too-many-instance-attributes
class MqttGarageDoor(GarageDoorDevice):
"""Representation of a MQTT garage door."""
def __init__(self, hass, name, state_topic, command_topic, qos, retain,
state_open, state_closed, service_open, service_close,
optimistic, value_template):
"""Initialize the garage door."""
self._hass = hass
self._name = name
self._state_topic = state_topic
self._command_topic = command_topic
self._qos = qos
self._retain = retain
self._state_open = state_open
self._state_closed = state_closed
self._service_open = service_open
self._service_close = service_close
self._optimistic = optimistic or state_topic is None
self._state = False
def message_received(topic, payload, qos):
"""A new MQTT message has been received."""
if value_template is not None:
payload = template.render_with_possible_json_value(
hass, value_template, payload)
if payload == self._state_open:
self._state = True
self.update_ha_state()
elif payload == self._state_closed:
self._state = False
self.update_ha_state()
if self._state_topic is None:
# Force into optimistic mode.
self._optimistic = True
else:
mqtt.subscribe(hass, self._state_topic, message_received,
self._qos)
@property
def name(self):
"""Return the name of the garage door if any."""
return self._name
@property
def is_opened(self):
"""Return true if door is closed."""
return self._state
@property
def is_closed(self):
"""Return true if door is closed."""
return self._state is False
@property
def assumed_state(self):
"""Return true if we do optimistic updates."""
return self._optimistic
def close_door(self):
"""Close the door."""
mqtt.publish(self.hass, self._command_topic, self._service_close,
self._qos, self._retain)
if self._optimistic:
# Optimistically assume that door has changed state.
self._state = False
self.update_ha_state()
def open_door(self):
"""Open the door."""
mqtt.publish(self.hass, self._command_topic, self._service_open,
self._qos, self._retain)
if self._optimistic:
# Optimistically assume that door has changed state.
self._state = True
self.update_ha_state()