core/homeassistant/components/light/mysensors.py

330 lines
12 KiB
Python

"""
Support for MySensors lights.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/light.mysensors/
"""
import logging
from homeassistant.components import mysensors
from homeassistant.components.light import (ATTR_BRIGHTNESS, ATTR_RGB_COLOR,
ATTR_WHITE_VALUE,
SUPPORT_BRIGHTNESS,
SUPPORT_RGB_COLOR,
SUPPORT_WHITE_VALUE, Light)
from homeassistant.const import STATE_OFF, STATE_ON
from homeassistant.util.color import rgb_hex_to_rgb_list
_LOGGER = logging.getLogger(__name__)
ATTR_VALUE = 'value'
ATTR_VALUE_TYPE = 'value_type'
SUPPORT_MYSENSORS = (SUPPORT_BRIGHTNESS | SUPPORT_RGB_COLOR |
SUPPORT_WHITE_VALUE)
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Setup the mysensors platform for sensors."""
# Only act if loaded via mysensors by discovery event.
# Otherwise gateway is not setup.
if discovery_info is None:
return
gateways = hass.data.get(mysensors.MYSENSORS_GATEWAYS)
if not gateways:
return
for gateway in gateways:
# Define the S_TYPES and V_TYPES that the platform should handle as
# states. Map them in a dict of lists.
pres = gateway.const.Presentation
set_req = gateway.const.SetReq
map_sv_types = {
pres.S_DIMMER: [set_req.V_DIMMER],
}
device_class_map = {
pres.S_DIMMER: MySensorsLightDimmer,
}
if float(gateway.protocol_version) >= 1.5:
map_sv_types.update({
pres.S_RGB_LIGHT: [set_req.V_RGB],
pres.S_RGBW_LIGHT: [set_req.V_RGBW],
})
map_sv_types[pres.S_DIMMER].append(set_req.V_PERCENTAGE)
device_class_map.update({
pres.S_RGB_LIGHT: MySensorsLightRGB,
pres.S_RGBW_LIGHT: MySensorsLightRGBW,
})
devices = {}
gateway.platform_callbacks.append(mysensors.pf_callback_factory(
map_sv_types, devices, device_class_map, add_devices))
class MySensorsLight(mysensors.MySensorsDeviceEntity, Light):
"""Represent the value of a MySensors Light child node."""
def __init__(self, *args):
"""Setup instance attributes."""
mysensors.MySensorsDeviceEntity.__init__(self, *args)
self._state = None
self._brightness = None
self._rgb = None
self._white = None
@property
def brightness(self):
"""Return the brightness of this light between 0..255."""
return self._brightness
@property
def rgb_color(self):
"""Return the RGB color value [int, int, int]."""
return self._rgb
@property
def white_value(self):
"""Return the white value of this light between 0..255."""
return self._white
@property
def assumed_state(self):
"""Return true if unable to access real state of entity."""
return self.gateway.optimistic
@property
def is_on(self):
"""Return true if device is on."""
return self._state
@property
def supported_features(self):
"""Flag supported features."""
return SUPPORT_MYSENSORS
def _turn_on_light(self):
"""Turn on light child device."""
set_req = self.gateway.const.SetReq
if self._state or set_req.V_LIGHT not in self._values:
return
self.gateway.set_child_value(
self.node_id, self.child_id, set_req.V_LIGHT, 1)
if self.gateway.optimistic:
# optimistically assume that light has changed state
self._state = True
self._values[set_req.V_LIGHT] = STATE_ON
self.schedule_update_ha_state()
def _turn_on_dimmer(self, **kwargs):
"""Turn on dimmer child device."""
set_req = self.gateway.const.SetReq
brightness = self._brightness
if ATTR_BRIGHTNESS not in kwargs or \
kwargs[ATTR_BRIGHTNESS] == self._brightness or \
set_req.V_DIMMER not in self._values:
return
brightness = kwargs[ATTR_BRIGHTNESS]
percent = round(100 * brightness / 255)
self.gateway.set_child_value(
self.node_id, self.child_id, set_req.V_DIMMER, percent)
if self.gateway.optimistic:
# optimistically assume that light has changed state
self._brightness = brightness
self._values[set_req.V_DIMMER] = percent
self.schedule_update_ha_state()
def _turn_on_rgb_and_w(self, hex_template, **kwargs):
"""Turn on RGB or RGBW child device."""
rgb = self._rgb
white = self._white
hex_color = self._values.get(self.value_type)
new_rgb = kwargs.get(ATTR_RGB_COLOR)
new_white = kwargs.get(ATTR_WHITE_VALUE)
if new_rgb is None and new_white is None:
return
if new_rgb is not None:
rgb = list(new_rgb)
if rgb is None:
return
if hex_template == '%02x%02x%02x%02x':
if new_white is not None:
rgb.append(new_white)
elif white is not None:
rgb.append(white)
else:
_LOGGER.error('White value is not updated for RGBW light')
return
hex_color = hex_template % tuple(rgb)
if len(rgb) > 3:
white = rgb.pop()
self.gateway.set_child_value(
self.node_id, self.child_id, self.value_type, hex_color)
if self.gateway.optimistic:
# optimistically assume that light has changed state
self._rgb = rgb
self._white = white
if hex_color:
self._values[self.value_type] = hex_color
self.schedule_update_ha_state()
def _turn_off_light(self, value_type=None, value=None):
"""Turn off light child device."""
set_req = self.gateway.const.SetReq
value_type = (
set_req.V_LIGHT
if set_req.V_LIGHT in self._values else value_type)
value = 0 if set_req.V_LIGHT in self._values else value
return {ATTR_VALUE_TYPE: value_type, ATTR_VALUE: value}
def _turn_off_dimmer(self, value_type=None, value=None):
"""Turn off dimmer child device."""
set_req = self.gateway.const.SetReq
value_type = (
set_req.V_DIMMER
if set_req.V_DIMMER in self._values else value_type)
value = 0 if set_req.V_DIMMER in self._values else value
return {ATTR_VALUE_TYPE: value_type, ATTR_VALUE: value}
def _turn_off_rgb_or_w(self, value_type=None, value=None):
"""Turn off RGB or RGBW child device."""
if float(self.gateway.protocol_version) >= 1.5:
set_req = self.gateway.const.SetReq
if self.value_type == set_req.V_RGB:
value = '000000'
elif self.value_type == set_req.V_RGBW:
value = '00000000'
return {ATTR_VALUE_TYPE: self.value_type, ATTR_VALUE: value}
def _turn_off_main(self, value_type=None, value=None):
"""Turn the device off."""
set_req = self.gateway.const.SetReq
if value_type is None or value is None:
_LOGGER.warning(
'%s: value_type %s, value = %s, '
'None is not valid argument when setting child value'
'', self._name, value_type, value)
return
self.gateway.set_child_value(
self.node_id, self.child_id, value_type, value)
if self.gateway.optimistic:
# optimistically assume that light has changed state
self._state = False
self._values[value_type] = (
STATE_OFF if set_req.V_LIGHT in self._values else value)
self.schedule_update_ha_state()
def _update_light(self):
"""Update the controller with values from light child."""
value_type = self.gateway.const.SetReq.V_LIGHT
if value_type in self._values:
self._values[value_type] = (
STATE_ON if int(self._values[value_type]) == 1 else STATE_OFF)
self._state = self._values[value_type] == STATE_ON
def _update_dimmer(self):
"""Update the controller with values from dimmer child."""
set_req = self.gateway.const.SetReq
value_type = set_req.V_DIMMER
if value_type in self._values:
self._brightness = round(255 * int(self._values[value_type]) / 100)
if self._brightness == 0:
self._state = False
if set_req.V_LIGHT not in self._values:
self._state = self._brightness > 0
def _update_rgb_or_w(self):
"""Update the controller with values from RGB or RGBW child."""
set_req = self.gateway.const.SetReq
value = self._values[self.value_type]
if len(value) != 6 and len(value) != 8:
_LOGGER.error(
'Wrong value %s for %s', value, set_req(self.value_type).name)
return
color_list = rgb_hex_to_rgb_list(value)
if set_req.V_LIGHT not in self._values and \
set_req.V_DIMMER not in self._values:
self._state = max(color_list) > 0
if len(color_list) > 3:
if set_req.V_RGBW != self.value_type:
_LOGGER.error(
'Wrong value %s for %s',
value, set_req(self.value_type).name)
return
self._white = color_list.pop()
self._rgb = color_list
def _update_main(self):
"""Update the controller with the latest value from a sensor."""
node = self.gateway.sensors[self.node_id]
child = node.children[self.child_id]
for value_type, value in child.values.items():
_LOGGER.debug(
'%s: value_type %s, value = %s', self._name, value_type, value)
self._values[value_type] = value
class MySensorsLightDimmer(MySensorsLight):
"""Dimmer child class to MySensorsLight."""
def turn_on(self, **kwargs):
"""Turn the device on."""
self._turn_on_light()
self._turn_on_dimmer(**kwargs)
def turn_off(self, **kwargs):
"""Turn the device off."""
ret = self._turn_off_dimmer()
ret = self._turn_off_light(
value_type=ret[ATTR_VALUE_TYPE], value=ret[ATTR_VALUE])
self._turn_off_main(
value_type=ret[ATTR_VALUE_TYPE], value=ret[ATTR_VALUE])
def update(self):
"""Update the controller with the latest value from a sensor."""
self._update_main()
self._update_light()
self._update_dimmer()
class MySensorsLightRGB(MySensorsLight):
"""RGB child class to MySensorsLight."""
def turn_on(self, **kwargs):
"""Turn the device on."""
self._turn_on_light()
self._turn_on_dimmer(**kwargs)
self._turn_on_rgb_and_w('%02x%02x%02x', **kwargs)
def turn_off(self, **kwargs):
"""Turn the device off."""
ret = self._turn_off_rgb_or_w()
ret = self._turn_off_dimmer(
value_type=ret[ATTR_VALUE_TYPE], value=ret[ATTR_VALUE])
ret = self._turn_off_light(
value_type=ret[ATTR_VALUE_TYPE], value=ret[ATTR_VALUE])
self._turn_off_main(
value_type=ret[ATTR_VALUE_TYPE], value=ret[ATTR_VALUE])
def update(self):
"""Update the controller with the latest value from a sensor."""
self._update_main()
self._update_light()
self._update_dimmer()
self._update_rgb_or_w()
class MySensorsLightRGBW(MySensorsLightRGB):
"""RGBW child class to MySensorsLightRGB."""
def turn_on(self, **kwargs):
"""Turn the device on."""
self._turn_on_light()
self._turn_on_dimmer(**kwargs)
self._turn_on_rgb_and_w('%02x%02x%02x%02x', **kwargs)