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[Zwave] Add light zwave component
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@ -55,7 +55,7 @@ import logging
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import os
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import csv
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from homeassistant.components import group, discovery, wink, isy994
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from homeassistant.components import group, discovery, wink, isy994, zwave
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from homeassistant.config import load_yaml_config_file
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from homeassistant.const import (
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STATE_ON, SERVICE_TURN_ON, SERVICE_TURN_OFF, ATTR_ENTITY_ID)
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@ -105,6 +105,7 @@ DISCOVERY_PLATFORMS = {
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wink.DISCOVER_LIGHTS: 'wink',
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isy994.DISCOVER_LIGHTS: 'isy994',
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discovery.SERVICE_HUE: 'hue',
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zwave.DISCOVER_LIGHTS: 'zwave',
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}
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PROP_TO_ATTR = {
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132
homeassistant/components/light/zwave.py
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132
homeassistant/components/light/zwave.py
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@ -0,0 +1,132 @@
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"""
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homeassistant.components.light.zwave
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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"""
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# pylint: disable=import-error
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from openzwave.network import ZWaveNetwork
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from pydispatch import dispatcher
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import homeassistant.components.zwave as zwave
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from homeassistant.const import STATE_ON, STATE_OFF
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from homeassistant.components.light import (Light, ATTR_BRIGHTNESS)
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from time import sleep
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def setup_platform(hass, config, add_devices, discovery_info=None):
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""" Find and add zwave lights. """
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if discovery_info is None:
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return
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node = zwave.NETWORK.nodes[discovery_info[zwave.ATTR_NODE_ID]]
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value = node.values[discovery_info[zwave.ATTR_VALUE_ID]]
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if value.command_class != zwave.COMMAND_CLASS_SWITCH_MULTILEVEL:
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return
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if value.type != zwave.TYPE_BYTE:
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return
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if value.genre != zwave.GENRE_USER:
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return
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value.set_change_verified(False)
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add_devices([ZwaveDimmer(value)])
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def brightness_state(value):
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""" Returns the brightness and state according to the current
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data of given value. """
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if value.data > 0:
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return (value.data / 99) * 255, STATE_ON
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else:
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return 255, STATE_OFF
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class ZwaveDimmer(Light):
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""" Provides a zwave dimmer. """
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# pylint: disable=too-many-arguments
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def __init__(self, value):
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self._value = value
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self._node = value.node
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self._brightness, self._state = brightness_state(value)
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# Used for value change event handling
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self._refreshing = False
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self._expect = None
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dispatcher.connect(
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self._value_changed, ZWaveNetwork.SIGNAL_VALUE_CHANGED)
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def _value_changed(self, value):
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""" Called when a value has changed on the network. """
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if self._value.value_id == value.value_id:
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# leoc: Since my multilevel switches dim slowly between
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# brightness levels / states, the value_change event does
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# not return the new end state, but rather the state the
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# the switch was at, before changing. Thus we have to wait
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# 2 seconds until the change is done...
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if self._refreshing:
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self._refreshing = False
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brightness, state = brightness_state(value)
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print("Refresh: ", brightness, ", ", state, ", ", self._expect)
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if self._expect is None or self._expect == state:
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print("Is expected!")
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self._brightness, self._state = brightness, state
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self._expect = None
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self.update_ha_state()
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else:
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print("Not expected!")
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else:
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self._refreshing = True
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print("Value change: sleeping")
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sleep(2)
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value.refresh()
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@property
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def should_poll(self):
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""" No polling needed for a light. """
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return False
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@property
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def name(self):
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""" Returns the name of the device if any. """
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name = self._node.name or "{}".format(self._node.product_name)
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return "{}".format(name or self._value.label)
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@property
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def brightness(self):
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""" Brightness of this light between 0..255. """
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return self._brightness
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@property
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def is_on(self):
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""" True if device is on. """
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return self._state == STATE_ON
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def turn_on(self, **kwargs):
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""" Turn the device on. """
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if ATTR_BRIGHTNESS in kwargs:
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self._brightness = kwargs[ATTR_BRIGHTNESS]
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# Zwave multilevel switches use a range of [0, 99] to control
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# brightness ...
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brightness = (self._brightness / 255) * 99
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print("Turn on", self._brightness, brightness)
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self._expect = STATE_ON
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if self._node.set_dimmer(self._value.value_id, brightness):
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self._state = STATE_ON
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self.update_ha_state()
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def turn_off(self, **kwargs):
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""" Turn the device off. """
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print("Turn off")
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self._expect = STATE_OFF
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if self._node.set_dimmer(self._value.value_id, 0):
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self._state = STATE_OFF
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self.update_ha_state()
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@ -22,7 +22,9 @@ DEFAULT_CONF_USB_STICK_PATH = "/zwaveusbstick"
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CONF_DEBUG = "debug"
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DISCOVER_SENSORS = "zwave.sensors"
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DISCOVER_LIGHTS = "zwave.light"
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COMMAND_CLASS_SWITCH_MULTILEVEL = 38
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COMMAND_CLASS_SENSOR_BINARY = 48
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COMMAND_CLASS_SENSOR_MULTILEVEL = 49
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COMMAND_CLASS_BATTERY = 128
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@ -42,6 +44,11 @@ DISCOVERY_COMPONENTS = [
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[COMMAND_CLASS_SENSOR_BINARY, COMMAND_CLASS_SENSOR_MULTILEVEL],
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TYPE_WHATEVER,
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GENRE_WHATEVER),
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('light',
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DISCOVER_LIGHTS,
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[COMMAND_CLASS_SWITCH_MULTILEVEL],
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TYPE_BYTE,
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GENRE_USER),
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]
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ATTR_NODE_ID = "node_id"
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