97 lines
2.5 KiB
Python
97 lines
2.5 KiB
Python
"""
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Support for X10 lights.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/light.x10/
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"""
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import logging
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from subprocess import check_output, CalledProcessError, STDOUT
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import voluptuous as vol
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from homeassistant.const import (CONF_NAME, CONF_ID, CONF_DEVICES)
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS, SUPPORT_BRIGHTNESS, Light, PLATFORM_SCHEMA)
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import homeassistant.helpers.config_validation as cv
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_LOGGER = logging.getLogger(__name__)
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SUPPORT_X10 = SUPPORT_BRIGHTNESS
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
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vol.Required(CONF_DEVICES): vol.All(cv.ensure_list, [
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{
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vol.Required(CONF_ID): cv.string,
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vol.Required(CONF_NAME): cv.string,
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}
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]),
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})
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def x10_command(command):
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"""Execute X10 command and check output."""
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return check_output(['heyu'] + command.split(' '), stderr=STDOUT)
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def get_unit_status(code):
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"""Get on/off status for given unit."""
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output = check_output('heyu onstate ' + code, shell=True)
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return int(output.decode('utf-8')[0])
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Set up the x10 Light platform."""
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try:
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x10_command('info')
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except CalledProcessError as err:
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_LOGGER.error(err.output)
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return False
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add_entities(X10Light(light) for light in config[CONF_DEVICES])
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class X10Light(Light):
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"""Representation of an X10 Light."""
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def __init__(self, light):
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"""Initialize an X10 Light."""
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self._name = light['name']
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self._id = light['id']
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self._brightness = 0
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self._state = False
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@property
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def name(self):
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"""Return the display name of this light."""
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return self._name
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@property
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def brightness(self):
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"""Return the brightness of the light."""
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return self._brightness
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@property
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def is_on(self):
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"""Return true if light is on."""
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return self._state
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@property
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def supported_features(self):
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"""Flag supported features."""
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return SUPPORT_X10
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def turn_on(self, **kwargs):
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"""Instruct the light to turn on."""
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x10_command('on ' + self._id)
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self._brightness = kwargs.get(ATTR_BRIGHTNESS, 255)
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self._state = True
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def turn_off(self, **kwargs):
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"""Instruct the light to turn off."""
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x10_command('off ' + self._id)
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self._state = False
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def update(self):
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"""Fetch update state."""
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self._state = bool(get_unit_status(self._id))
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