core/homeassistant/components/mqtt/humidifier.py

450 lines
16 KiB
Python

"""Support for MQTT humidifiers."""
import functools
import logging
import voluptuous as vol
from homeassistant.components import humidifier
from homeassistant.components.humidifier import (
ATTR_HUMIDITY,
ATTR_MODE,
DEFAULT_MAX_HUMIDITY,
DEFAULT_MIN_HUMIDITY,
DEVICE_CLASS_DEHUMIDIFIER,
DEVICE_CLASS_HUMIDIFIER,
SUPPORT_MODES,
HumidifierEntity,
)
from homeassistant.const import (
CONF_NAME,
CONF_OPTIMISTIC,
CONF_PAYLOAD_OFF,
CONF_PAYLOAD_ON,
CONF_STATE,
)
from homeassistant.core import HomeAssistant, callback
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.reload import async_setup_reload_service
from homeassistant.helpers.typing import ConfigType
from . import PLATFORMS, subscription
from .. import mqtt
from .const import CONF_COMMAND_TOPIC, CONF_QOS, CONF_RETAIN, CONF_STATE_TOPIC, DOMAIN
from .debug_info import log_messages
from .mixins import MQTT_ENTITY_COMMON_SCHEMA, MqttEntity, async_setup_entry_helper
CONF_AVAILABLE_MODES_LIST = "modes"
CONF_COMMAND_TEMPLATE = "command_template"
CONF_DEVICE_CLASS = "device_class"
CONF_MODE_COMMAND_TEMPLATE = "mode_command_template"
CONF_MODE_COMMAND_TOPIC = "mode_command_topic"
CONF_MODE_STATE_TOPIC = "mode_state_topic"
CONF_MODE_STATE_TEMPLATE = "mode_state_template"
CONF_PAYLOAD_RESET_MODE = "payload_reset_mode"
CONF_PAYLOAD_RESET_HUMIDITY = "payload_reset_humidity"
CONF_STATE_VALUE_TEMPLATE = "state_value_template"
CONF_TARGET_HUMIDITY_COMMAND_TEMPLATE = "target_humidity_command_template"
CONF_TARGET_HUMIDITY_COMMAND_TOPIC = "target_humidity_command_topic"
CONF_TARGET_HUMIDITY_MIN = "min_humidity"
CONF_TARGET_HUMIDITY_MAX = "max_humidity"
CONF_TARGET_HUMIDITY_STATE_TEMPLATE = "target_humidity_state_template"
CONF_TARGET_HUMIDITY_STATE_TOPIC = "target_humidity_state_topic"
DEFAULT_NAME = "MQTT Humidifier"
DEFAULT_OPTIMISTIC = False
DEFAULT_PAYLOAD_ON = "ON"
DEFAULT_PAYLOAD_OFF = "OFF"
DEFAULT_PAYLOAD_RESET = "None"
MQTT_HUMIDIFIER_ATTRIBUTES_BLOCKED = frozenset(
{
humidifier.ATTR_HUMIDITY,
humidifier.ATTR_MAX_HUMIDITY,
humidifier.ATTR_MIN_HUMIDITY,
humidifier.ATTR_MODE,
humidifier.ATTR_AVAILABLE_MODES,
}
)
_LOGGER = logging.getLogger(__name__)
def valid_mode_configuration(config):
"""Validate that the mode reset payload is not one of the available modes."""
if config.get(CONF_PAYLOAD_RESET_MODE) in config.get(CONF_AVAILABLE_MODES_LIST):
raise ValueError("modes must not contain payload_reset_mode")
return config
def valid_humidity_range_configuration(config):
"""Validate that the target_humidity range configuration is valid, throws if it isn't."""
if config.get(CONF_TARGET_HUMIDITY_MIN) >= config.get(CONF_TARGET_HUMIDITY_MAX):
raise ValueError("target_humidity_max must be > target_humidity_min")
if config.get(CONF_TARGET_HUMIDITY_MAX) > 100:
raise ValueError("max_humidity must be <= 100")
return config
PLATFORM_SCHEMA = vol.All(
mqtt.MQTT_RW_PLATFORM_SCHEMA.extend(
{
# CONF_AVAIALABLE_MODES_LIST and CONF_MODE_COMMAND_TOPIC must be used together
vol.Inclusive(
CONF_AVAILABLE_MODES_LIST, "available_modes", default=[]
): cv.ensure_list,
vol.Inclusive(
CONF_MODE_COMMAND_TOPIC, "available_modes"
): mqtt.valid_publish_topic,
vol.Optional(CONF_COMMAND_TEMPLATE): cv.template,
vol.Optional(CONF_DEVICE_CLASS, default=DEVICE_CLASS_HUMIDIFIER): vol.In(
[DEVICE_CLASS_HUMIDIFIER, DEVICE_CLASS_DEHUMIDIFIER]
),
vol.Optional(CONF_MODE_COMMAND_TEMPLATE): cv.template,
vol.Optional(CONF_MODE_STATE_TOPIC): mqtt.valid_subscribe_topic,
vol.Optional(CONF_MODE_STATE_TEMPLATE): cv.template,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_OPTIMISTIC, default=DEFAULT_OPTIMISTIC): cv.boolean,
vol.Optional(CONF_PAYLOAD_OFF, default=DEFAULT_PAYLOAD_OFF): cv.string,
vol.Optional(CONF_PAYLOAD_ON, default=DEFAULT_PAYLOAD_ON): cv.string,
vol.Optional(CONF_STATE_VALUE_TEMPLATE): cv.template,
vol.Required(CONF_TARGET_HUMIDITY_COMMAND_TOPIC): mqtt.valid_publish_topic,
vol.Optional(CONF_TARGET_HUMIDITY_COMMAND_TEMPLATE): cv.template,
vol.Optional(
CONF_TARGET_HUMIDITY_MAX, default=DEFAULT_MAX_HUMIDITY
): cv.positive_int,
vol.Optional(
CONF_TARGET_HUMIDITY_MIN, default=DEFAULT_MIN_HUMIDITY
): cv.positive_int,
vol.Optional(CONF_TARGET_HUMIDITY_STATE_TEMPLATE): cv.template,
vol.Optional(CONF_TARGET_HUMIDITY_STATE_TOPIC): mqtt.valid_subscribe_topic,
vol.Optional(
CONF_PAYLOAD_RESET_HUMIDITY, default=DEFAULT_PAYLOAD_RESET
): cv.string,
vol.Optional(
CONF_PAYLOAD_RESET_MODE, default=DEFAULT_PAYLOAD_RESET
): cv.string,
}
).extend(MQTT_ENTITY_COMMON_SCHEMA.schema),
valid_humidity_range_configuration,
valid_mode_configuration,
)
async def async_setup_platform(
hass: HomeAssistant, config: ConfigType, async_add_entities, discovery_info=None
):
"""Set up MQTT humidifier through configuration.yaml."""
await async_setup_reload_service(hass, DOMAIN, PLATFORMS)
await _async_setup_entity(hass, async_add_entities, config)
async def async_setup_entry(hass, config_entry, async_add_entities):
"""Set up MQTT humidifier dynamically through MQTT discovery."""
setup = functools.partial(
_async_setup_entity, hass, async_add_entities, config_entry=config_entry
)
await async_setup_entry_helper(hass, humidifier.DOMAIN, setup, PLATFORM_SCHEMA)
async def _async_setup_entity(
hass, async_add_entities, config, config_entry=None, discovery_data=None
):
"""Set up the MQTT humidifier."""
async_add_entities([MqttHumidifier(hass, config, config_entry, discovery_data)])
class MqttHumidifier(MqttEntity, HumidifierEntity):
"""A MQTT humidifier component."""
_attributes_extra_blocked = MQTT_HUMIDIFIER_ATTRIBUTES_BLOCKED
def __init__(self, hass, config, config_entry, discovery_data):
"""Initialize the MQTT humidifier."""
self._state = False
self._target_humidity = None
self._mode = None
self._supported_features = 0
self._topic = None
self._payload = None
self._value_templates = None
self._command_templates = None
self._optimistic = None
self._optimistic_target_humidity = None
self._optimistic_mode = None
MqttEntity.__init__(self, hass, config, config_entry, discovery_data)
@staticmethod
def config_schema():
"""Return the config schema."""
return PLATFORM_SCHEMA
def _setup_from_config(self, config):
"""(Re)Setup the entity."""
self._attr_device_class = config.get(CONF_DEVICE_CLASS)
self._attr_min_humidity = config.get(CONF_TARGET_HUMIDITY_MIN)
self._attr_max_humidity = config.get(CONF_TARGET_HUMIDITY_MAX)
self._topic = {
key: config.get(key)
for key in (
CONF_STATE_TOPIC,
CONF_COMMAND_TOPIC,
CONF_TARGET_HUMIDITY_STATE_TOPIC,
CONF_TARGET_HUMIDITY_COMMAND_TOPIC,
CONF_MODE_STATE_TOPIC,
CONF_MODE_COMMAND_TOPIC,
)
}
self._value_templates = {
CONF_STATE: config.get(CONF_STATE_VALUE_TEMPLATE),
ATTR_HUMIDITY: config.get(CONF_TARGET_HUMIDITY_STATE_TEMPLATE),
ATTR_MODE: config.get(CONF_MODE_STATE_TEMPLATE),
}
self._command_templates = {
CONF_STATE: config.get(CONF_COMMAND_TEMPLATE),
ATTR_HUMIDITY: config.get(CONF_TARGET_HUMIDITY_COMMAND_TEMPLATE),
ATTR_MODE: config.get(CONF_MODE_COMMAND_TEMPLATE),
}
self._payload = {
"STATE_ON": config[CONF_PAYLOAD_ON],
"STATE_OFF": config[CONF_PAYLOAD_OFF],
"HUMIDITY_RESET": config[CONF_PAYLOAD_RESET_HUMIDITY],
"MODE_RESET": config[CONF_PAYLOAD_RESET_MODE],
}
if CONF_MODE_COMMAND_TOPIC in config and CONF_AVAILABLE_MODES_LIST in config:
self._available_modes = config[CONF_AVAILABLE_MODES_LIST]
else:
self._available_modes = []
if self._available_modes:
self._attr_supported_features = SUPPORT_MODES
else:
self._attr_supported_features = 0
optimistic = config[CONF_OPTIMISTIC]
self._optimistic = optimistic or self._topic[CONF_STATE_TOPIC] is None
self._optimistic_target_humidity = (
optimistic or self._topic[CONF_TARGET_HUMIDITY_STATE_TOPIC] is None
)
self._optimistic_mode = optimistic or self._topic[CONF_MODE_STATE_TOPIC] is None
for tpl_dict in (self._command_templates, self._value_templates):
for key, tpl in tpl_dict.items():
if tpl is None:
tpl_dict[key] = lambda value: value
else:
tpl.hass = self.hass
tpl_dict[key] = tpl.async_render_with_possible_json_value
async def _subscribe_topics(self):
"""(Re)Subscribe to topics."""
topics = {}
@callback
@log_messages(self.hass, self.entity_id)
def state_received(msg):
"""Handle new received MQTT message."""
payload = self._value_templates[CONF_STATE](msg.payload)
if not payload:
_LOGGER.debug("Ignoring empty state from '%s'", msg.topic)
return
if payload == self._payload["STATE_ON"]:
self._state = True
elif payload == self._payload["STATE_OFF"]:
self._state = False
self.async_write_ha_state()
if self._topic[CONF_STATE_TOPIC] is not None:
topics[CONF_STATE_TOPIC] = {
"topic": self._topic[CONF_STATE_TOPIC],
"msg_callback": state_received,
"qos": self._config[CONF_QOS],
}
@callback
@log_messages(self.hass, self.entity_id)
def target_humidity_received(msg):
"""Handle new received MQTT message for the target humidity."""
rendered_target_humidity_payload = self._value_templates[ATTR_HUMIDITY](
msg.payload
)
if not rendered_target_humidity_payload:
_LOGGER.debug("Ignoring empty target humidity from '%s'", msg.topic)
return
if rendered_target_humidity_payload == self._payload["HUMIDITY_RESET"]:
self._target_humidity = None
self.async_write_ha_state()
return
try:
target_humidity = round(float(rendered_target_humidity_payload))
except ValueError:
_LOGGER.warning(
"'%s' received on topic %s. '%s' is not a valid target humidity",
msg.payload,
msg.topic,
rendered_target_humidity_payload,
)
return
if (
target_humidity < self._attr_min_humidity
or target_humidity > self._attr_max_humidity
):
_LOGGER.warning(
"'%s' received on topic %s. '%s' is not a valid target humidity",
msg.payload,
msg.topic,
rendered_target_humidity_payload,
)
return
self._target_humidity = target_humidity
self.async_write_ha_state()
if self._topic[CONF_TARGET_HUMIDITY_STATE_TOPIC] is not None:
topics[CONF_TARGET_HUMIDITY_STATE_TOPIC] = {
"topic": self._topic[CONF_TARGET_HUMIDITY_STATE_TOPIC],
"msg_callback": target_humidity_received,
"qos": self._config[CONF_QOS],
}
self._target_humidity = None
@callback
@log_messages(self.hass, self.entity_id)
def mode_received(msg):
"""Handle new received MQTT message for mode."""
mode = self._value_templates[ATTR_MODE](msg.payload)
if mode == self._payload["MODE_RESET"]:
self._mode = None
self.async_write_ha_state()
return
if not mode:
_LOGGER.debug("Ignoring empty mode from '%s'", msg.topic)
return
if mode not in self.available_modes:
_LOGGER.warning(
"'%s' received on topic %s. '%s' is not a valid mode",
msg.payload,
msg.topic,
mode,
)
return
self._mode = mode
self.async_write_ha_state()
if self._topic[CONF_MODE_STATE_TOPIC] is not None:
topics[CONF_MODE_STATE_TOPIC] = {
"topic": self._topic[CONF_MODE_STATE_TOPIC],
"msg_callback": mode_received,
"qos": self._config[CONF_QOS],
}
self._mode = None
self._sub_state = await subscription.async_subscribe_topics(
self.hass, self._sub_state, topics
)
@property
def assumed_state(self):
"""Return true if we do optimistic updates."""
return self._optimistic
@property
def available_modes(self) -> list:
"""Get the list of available modes."""
return self._available_modes
@property
def is_on(self):
"""Return true if device is on."""
return self._state
@property
def target_humidity(self):
"""Return the current target humidity."""
return self._target_humidity
@property
def mode(self):
"""Return the current mode."""
return self._mode
async def async_turn_on(
self,
**kwargs,
) -> None:
"""Turn on the entity.
This method is a coroutine.
"""
mqtt_payload = self._command_templates[CONF_STATE](self._payload["STATE_ON"])
mqtt.async_publish(
self.hass,
self._topic[CONF_COMMAND_TOPIC],
mqtt_payload,
self._config[CONF_QOS],
self._config[CONF_RETAIN],
)
if self._optimistic:
self._state = True
self.async_write_ha_state()
async def async_turn_off(self, **kwargs) -> None:
"""Turn off the entity.
This method is a coroutine.
"""
mqtt_payload = self._command_templates[CONF_STATE](self._payload["STATE_OFF"])
mqtt.async_publish(
self.hass,
self._topic[CONF_COMMAND_TOPIC],
mqtt_payload,
self._config[CONF_QOS],
self._config[CONF_RETAIN],
)
if self._optimistic:
self._state = False
self.async_write_ha_state()
async def async_set_humidity(self, humidity: int) -> None:
"""Set the target humidity of the humidifier.
This method is a coroutine.
"""
mqtt_payload = self._command_templates[ATTR_HUMIDITY](humidity)
mqtt.async_publish(
self.hass,
self._topic[CONF_TARGET_HUMIDITY_COMMAND_TOPIC],
mqtt_payload,
self._config[CONF_QOS],
self._config[CONF_RETAIN],
)
if self._optimistic_target_humidity:
self._target_humidity = humidity
self.async_write_ha_state()
async def async_set_mode(self, mode: str) -> None:
"""Set the mode of the fan.
This method is a coroutine.
"""
if mode not in self.available_modes:
_LOGGER.warning("'%s'is not a valid mode", mode)
return
mqtt_payload = self._command_templates[ATTR_MODE](mode)
mqtt.async_publish(
self.hass,
self._topic[CONF_MODE_COMMAND_TOPIC],
mqtt_payload,
self._config[CONF_QOS],
self._config[CONF_RETAIN],
)
if self._optimistic_mode:
self._mode = mode
self.async_write_ha_state()