core/homeassistant/components/climate/honeywell.py

429 lines
14 KiB
Python

"""
Support for Honeywell Round Connected and Honeywell Evohome thermostats.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/climate.honeywell/
"""
import logging
import socket
import datetime
import requests
import voluptuous as vol
import homeassistant.helpers.config_validation as cv
from homeassistant.components.climate import (
ClimateDevice, PLATFORM_SCHEMA, ATTR_FAN_MODE, ATTR_FAN_LIST,
ATTR_OPERATION_MODE, ATTR_OPERATION_LIST, SUPPORT_TARGET_TEMPERATURE,
SUPPORT_AWAY_MODE, SUPPORT_OPERATION_MODE)
from homeassistant.const import (
CONF_PASSWORD, CONF_USERNAME, TEMP_CELSIUS, TEMP_FAHRENHEIT,
ATTR_TEMPERATURE, CONF_REGION)
REQUIREMENTS = ['evohomeclient==0.2.5', 'somecomfort==0.5.2']
_LOGGER = logging.getLogger(__name__)
ATTR_FAN = 'fan'
ATTR_SYSTEM_MODE = 'system_mode'
ATTR_CURRENT_OPERATION = 'equipment_output_status'
CONF_AWAY_TEMPERATURE = 'away_temperature'
CONF_COOL_AWAY_TEMPERATURE = 'away_cool_temperature'
CONF_HEAT_AWAY_TEMPERATURE = 'away_heat_temperature'
DEFAULT_AWAY_TEMPERATURE = 16
DEFAULT_COOL_AWAY_TEMPERATURE = 30
DEFAULT_HEAT_AWAY_TEMPERATURE = 16
DEFAULT_REGION = 'eu'
REGIONS = ['eu', 'us']
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_USERNAME): cv.string,
vol.Required(CONF_PASSWORD): cv.string,
vol.Optional(CONF_AWAY_TEMPERATURE,
default=DEFAULT_AWAY_TEMPERATURE): vol.Coerce(float),
vol.Optional(CONF_COOL_AWAY_TEMPERATURE,
default=DEFAULT_COOL_AWAY_TEMPERATURE): vol.Coerce(float),
vol.Optional(CONF_HEAT_AWAY_TEMPERATURE,
default=DEFAULT_HEAT_AWAY_TEMPERATURE): vol.Coerce(float),
vol.Optional(CONF_REGION, default=DEFAULT_REGION): vol.In(REGIONS),
})
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Set up the Honeywell thermostat."""
username = config.get(CONF_USERNAME)
password = config.get(CONF_PASSWORD)
region = config.get(CONF_REGION)
if region == 'us':
return _setup_us(username, password, config, add_devices)
return _setup_round(username, password, config, add_devices)
def _setup_round(username, password, config, add_devices):
"""Set up the rounding function."""
from evohomeclient import EvohomeClient
away_temp = config.get(CONF_AWAY_TEMPERATURE)
evo_api = EvohomeClient(username, password)
try:
zones = evo_api.temperatures(force_refresh=True)
for i, zone in enumerate(zones):
add_devices(
[RoundThermostat(evo_api, zone['id'], i == 0, away_temp)],
True
)
except socket.error:
_LOGGER.error(
"Connection error logging into the honeywell evohome web service")
return False
return True
# config will be used later
def _setup_us(username, password, config, add_devices):
"""Set up the user."""
import somecomfort
try:
client = somecomfort.SomeComfort(username, password)
except somecomfort.AuthError:
_LOGGER.error("Failed to login to honeywell account %s", username)
return False
except somecomfort.SomeComfortError as ex:
_LOGGER.error("Failed to initialize honeywell client: %s", str(ex))
return False
dev_id = config.get('thermostat')
loc_id = config.get('location')
cool_away_temp = config.get(CONF_COOL_AWAY_TEMPERATURE)
heat_away_temp = config.get(CONF_HEAT_AWAY_TEMPERATURE)
add_devices([HoneywellUSThermostat(client, device, cool_away_temp,
heat_away_temp, username, password)
for location in client.locations_by_id.values()
for device in location.devices_by_id.values()
if ((not loc_id or location.locationid == loc_id) and
(not dev_id or device.deviceid == dev_id))])
return True
class RoundThermostat(ClimateDevice):
"""Representation of a Honeywell Round Connected thermostat."""
def __init__(self, client, zone_id, master, away_temp):
"""Initialize the thermostat."""
self.client = client
self._current_temperature = None
self._target_temperature = None
self._name = 'round connected'
self._id = zone_id
self._master = master
self._is_dhw = False
self._away_temp = away_temp
self._away = False
@property
def supported_features(self):
"""Return the list of supported features."""
supported = (SUPPORT_TARGET_TEMPERATURE | SUPPORT_AWAY_MODE)
if hasattr(self.client, ATTR_SYSTEM_MODE):
supported |= SUPPORT_OPERATION_MODE
return supported
@property
def name(self):
"""Return the name of the honeywell, if any."""
return self._name
@property
def temperature_unit(self):
"""Return the unit of measurement."""
return TEMP_CELSIUS
@property
def current_temperature(self):
"""Return the current temperature."""
return self._current_temperature
@property
def target_temperature(self):
"""Return the temperature we try to reach."""
if self._is_dhw:
return None
return self._target_temperature
def set_temperature(self, **kwargs):
"""Set new target temperature."""
temperature = kwargs.get(ATTR_TEMPERATURE)
if temperature is None:
return
self.client.set_temperature(self._name, temperature)
@property
def current_operation(self: ClimateDevice) -> str:
"""Get the current operation of the system."""
return getattr(self.client, ATTR_SYSTEM_MODE, None)
@property
def is_away_mode_on(self):
"""Return true if away mode is on."""
return self._away
def set_operation_mode(self: ClimateDevice, operation_mode: str) -> None:
"""Set the HVAC mode for the thermostat."""
if hasattr(self.client, ATTR_SYSTEM_MODE):
self.client.system_mode = operation_mode
def turn_away_mode_on(self):
"""Turn away on.
Honeywell does have a proprietary away mode, but it doesn't really work
the way it should. For example: If you set a temperature manually
it doesn't get overwritten when away mode is switched on.
"""
self._away = True
self.client.set_temperature(self._name, self._away_temp)
def turn_away_mode_off(self):
"""Turn away off."""
self._away = False
self.client.cancel_temp_override(self._name)
def update(self):
"""Get the latest date."""
try:
# Only refresh if this is the "master" device,
# others will pick up the cache
for val in self.client.temperatures(force_refresh=self._master):
if val['id'] == self._id:
data = val
except KeyError:
_LOGGER.error("Update failed from Honeywell server")
self.client.user_data = None
return
except StopIteration:
_LOGGER.error("Did not receive any temperature data from the "
"evohomeclient API")
return
self._current_temperature = data['temp']
self._target_temperature = data['setpoint']
if data['thermostat'] == 'DOMESTIC_HOT_WATER':
self._name = 'Hot Water'
self._is_dhw = True
else:
self._name = data['name']
self._is_dhw = False
# The underlying library doesn't expose the thermostat's mode
# but we can pull it out of the big dictionary of information.
device = self.client.devices[self._id]
self.client.system_mode = device[
'thermostat']['changeableValues']['mode']
class HoneywellUSThermostat(ClimateDevice):
"""Representation of a Honeywell US Thermostat."""
def __init__(self, client, device, cool_away_temp,
heat_away_temp, username, password):
"""Initialize the thermostat."""
self._client = client
self._device = device
self._cool_away_temp = cool_away_temp
self._heat_away_temp = heat_away_temp
self._away = False
self._username = username
self._password = password
@property
def supported_features(self):
"""Return the list of supported features."""
supported = (SUPPORT_TARGET_TEMPERATURE | SUPPORT_AWAY_MODE)
if hasattr(self._device, ATTR_SYSTEM_MODE):
supported |= SUPPORT_OPERATION_MODE
return supported
@property
def is_fan_on(self):
"""Return true if fan is on."""
return self._device.fan_running
@property
def name(self):
"""Return the name of the honeywell, if any."""
return self._device.name
@property
def temperature_unit(self):
"""Return the unit of measurement."""
return (TEMP_CELSIUS if self._device.temperature_unit == 'C'
else TEMP_FAHRENHEIT)
@property
def current_temperature(self):
"""Return the current temperature."""
return self._device.current_temperature
@property
def target_temperature(self):
"""Return the temperature we try to reach."""
if self._device.system_mode == 'cool':
return self._device.setpoint_cool
return self._device.setpoint_heat
@property
def current_operation(self: ClimateDevice) -> str:
"""Return current operation ie. heat, cool, idle."""
oper = getattr(self._device, ATTR_CURRENT_OPERATION, None)
if oper == "off":
oper = "idle"
return oper
def set_temperature(self, **kwargs):
"""Set target temperature."""
temperature = kwargs.get(ATTR_TEMPERATURE)
if temperature is None:
return
import somecomfort
try:
# Get current mode
mode = self._device.system_mode
# Set hold if this is not the case
if getattr(self._device, "hold_{}".format(mode)) is False:
# Get next period key
next_period_key = '{}NextPeriod'.format(mode.capitalize())
# Get next period raw value
next_period = self._device.raw_ui_data.get(next_period_key)
# Get next period time
hour, minute = divmod(next_period * 15, 60)
# Set hold time
setattr(self._device,
"hold_{}".format(mode),
datetime.time(hour, minute))
# Set temperature
setattr(self._device,
"setpoint_{}".format(mode),
temperature)
except somecomfort.SomeComfortError:
_LOGGER.error("Temperature %.1f out of range", temperature)
@property
def device_state_attributes(self):
"""Return the device specific state attributes."""
import somecomfort
data = {
ATTR_FAN: (self.is_fan_on and 'running' or 'idle'),
ATTR_FAN_MODE: self._device.fan_mode,
ATTR_OPERATION_MODE: self._device.system_mode,
}
data[ATTR_FAN_LIST] = somecomfort.FAN_MODES
data[ATTR_OPERATION_LIST] = somecomfort.SYSTEM_MODES
return data
@property
def is_away_mode_on(self):
"""Return true if away mode is on."""
return self._away
def turn_away_mode_on(self):
"""Turn away on.
Somecomfort does have a proprietary away mode, but it doesn't really
work the way it should. For example: If you set a temperature manually
it doesn't get overwritten when away mode is switched on.
"""
self._away = True
import somecomfort
try:
# Get current mode
mode = self._device.system_mode
except somecomfort.SomeComfortError:
_LOGGER.error('Can not get system mode')
return
try:
# Set permanent hold
setattr(self._device,
"hold_{}".format(mode),
True)
# Set temperature
setattr(self._device,
"setpoint_{}".format(mode),
getattr(self, "_{}_away_temp".format(mode)))
except somecomfort.SomeComfortError:
_LOGGER.error('Temperature %.1f out of range',
getattr(self, "_{}_away_temp".format(mode)))
def turn_away_mode_off(self):
"""Turn away off."""
self._away = False
import somecomfort
try:
# Disabling all hold modes
self._device.hold_cool = False
self._device.hold_heat = False
except somecomfort.SomeComfortError:
_LOGGER.error('Can not stop hold mode')
def set_operation_mode(self: ClimateDevice, operation_mode: str) -> None:
"""Set the system mode (Cool, Heat, etc)."""
if hasattr(self._device, ATTR_SYSTEM_MODE):
self._device.system_mode = operation_mode
def update(self):
"""Update the state."""
import somecomfort
retries = 3
while retries > 0:
try:
self._device.refresh()
break
except (somecomfort.client.APIRateLimited, OSError,
requests.exceptions.ReadTimeout) as exp:
retries -= 1
if retries == 0:
raise exp
if not self._retry():
raise exp
_LOGGER.error(
"SomeComfort update failed, Retrying - Error: %s", exp)
def _retry(self):
"""Recreate a new somecomfort client.
When we got an error, the best way to be sure that the next query
will succeed, is to recreate a new somecomfort client.
"""
import somecomfort
try:
self._client = somecomfort.SomeComfort(
self._username, self._password)
except somecomfort.AuthError:
_LOGGER.error("Failed to login to honeywell account %s",
self._username)
return False
except somecomfort.SomeComfortError as ex:
_LOGGER.error("Failed to initialize honeywell client: %s",
str(ex))
return False
devices = [device
for location in self._client.locations_by_id.values()
for device in location.devices_by_id.values()
if device.name == self._device.name]
if len(devices) != 1:
_LOGGER.error("Failed to find device %s", self._device.name)
return False
self._device = devices[0]
return True