151 lines
5.2 KiB
Python
151 lines
5.2 KiB
Python
"""Component for interacting with a Lutron RadioRA 2 system."""
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import logging
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import voluptuous as vol
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import homeassistant.helpers.config_validation as cv
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from homeassistant.const import (
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ATTR_ID, CONF_HOST, CONF_PASSWORD, CONF_USERNAME)
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from homeassistant.helpers import discovery
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from homeassistant.helpers.entity import Entity
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from homeassistant.util import slugify
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DOMAIN = 'lutron'
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_LOGGER = logging.getLogger(__name__)
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LUTRON_BUTTONS = 'lutron_buttons'
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LUTRON_CONTROLLER = 'lutron_controller'
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LUTRON_DEVICES = 'lutron_devices'
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# Attribute on events that indicates what action was taken with the button.
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ATTR_ACTION = 'action'
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CONFIG_SCHEMA = vol.Schema({
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DOMAIN: vol.Schema({
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vol.Required(CONF_HOST): cv.string,
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vol.Required(CONF_PASSWORD): cv.string,
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vol.Required(CONF_USERNAME): cv.string,
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})
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}, extra=vol.ALLOW_EXTRA)
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def setup(hass, base_config):
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"""Set up the Lutron component."""
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from pylutron import Lutron
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hass.data[LUTRON_BUTTONS] = []
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hass.data[LUTRON_CONTROLLER] = None
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hass.data[LUTRON_DEVICES] = {'light': [],
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'cover': [],
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'switch': [],
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'scene': []}
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config = base_config.get(DOMAIN)
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hass.data[LUTRON_CONTROLLER] = Lutron(
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config[CONF_HOST], config[CONF_USERNAME], config[CONF_PASSWORD])
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hass.data[LUTRON_CONTROLLER].load_xml_db()
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hass.data[LUTRON_CONTROLLER].connect()
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_LOGGER.info("Connected to main repeater at %s", config[CONF_HOST])
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# Sort our devices into types
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for area in hass.data[LUTRON_CONTROLLER].areas:
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for output in area.outputs:
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if output.type == 'SYSTEM_SHADE':
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hass.data[LUTRON_DEVICES]['cover'].append((area.name, output))
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elif output.is_dimmable:
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hass.data[LUTRON_DEVICES]['light'].append((area.name, output))
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else:
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hass.data[LUTRON_DEVICES]['switch'].append((area.name, output))
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for keypad in area.keypads:
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for button in keypad.buttons:
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# This is the best way to determine if a button does anything
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# useful until pylutron is updated to provide information on
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# which buttons actually control scenes.
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for led in keypad.leds:
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if (led.number == button.number and
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button.name != 'Unknown Button' and
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button.button_type in ('SingleAction', 'Toggle')):
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hass.data[LUTRON_DEVICES]['scene'].append(
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(area.name, keypad.name, button, led))
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hass.data[LUTRON_BUTTONS].append(
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LutronButton(hass, keypad, button))
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for component in ('light', 'cover', 'switch', 'scene'):
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discovery.load_platform(hass, component, DOMAIN, None, base_config)
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return True
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class LutronDevice(Entity):
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"""Representation of a Lutron device entity."""
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def __init__(self, area_name, lutron_device, controller):
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"""Initialize the device."""
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self._lutron_device = lutron_device
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self._controller = controller
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self._area_name = area_name
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async def async_added_to_hass(self):
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"""Register callbacks."""
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self.hass.async_add_executor_job(
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self._lutron_device.subscribe,
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self._update_callback,
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None
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)
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def _update_callback(self, _device, _context, _event, _params):
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"""Run when invoked by pylutron when the device state changes."""
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self.schedule_update_ha_state()
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@property
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def name(self):
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"""Return the name of the device."""
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return "{} {}".format(self._area_name, self._lutron_device.name)
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@property
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def should_poll(self):
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"""No polling needed."""
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return False
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class LutronButton:
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"""Representation of a button on a Lutron keypad.
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This is responsible for firing events as keypad buttons are pressed
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(and possibly released, depending on the button type). It is not
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represented as an entity; it simply fires events.
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"""
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def __init__(self, hass, keypad, button):
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"""Register callback for activity on the button."""
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name = '{}: {}'.format(keypad.name, button.name)
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self._hass = hass
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self._has_release_event = (button.button_type is not None and
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'RaiseLower' in button.button_type)
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self._id = slugify(name)
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self._event = 'lutron_event'
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button.subscribe(self.button_callback, None)
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def button_callback(self, button, context, event, params):
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"""Fire an event about a button being pressed or released."""
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from pylutron import Button
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# Events per button type:
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# RaiseLower -> pressed/released
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# SingleAction -> single
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action = None
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if self._has_release_event:
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if event == Button.Event.PRESSED:
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action = 'pressed'
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else:
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action = 'released'
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elif event == Button.Event.PRESSED:
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action = 'single'
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if action:
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data = {ATTR_ID: self._id, ATTR_ACTION: action}
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self._hass.bus.fire(self._event, data)
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