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two different demo lights on without RGB and one with RGB support.
and code cleanup more pylint aligned
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@ -2,6 +2,33 @@
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homeassistant.components.light.mqtt
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Allows to configure a MQTT light.
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config for RGB Version with brightness:
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light:
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platform: mqtt
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name: "Office Light RGB"
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state_topic: "office/rgb1/light/status"
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command_topic: "office/rgb1/light/switch"
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brightness_state_topic: "office/rgb1/brightness/status"
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brightness_command_topic: "office/rgb1/brightness/set"
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rgb_state_topic: "office/rgb1/rgb/status"
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rgb_command_topic: "office/rgb1/rgb/set"
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qos: 0
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payload_on: "on"
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payload_off: "off"
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config without RGB:
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light:
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platform: mqtt
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name: "Office Light"
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state_topic: "office/rgb1/light/status"
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command_topic: "office/rgb1/light/switch"
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qos: 0
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payload_on: "on"
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payload_off: "off"
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"""
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import logging
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import homeassistant.components.mqtt as mqtt
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@ -17,15 +44,7 @@ DEFAULT_PAYLOAD_OFF = "off"
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DEFAULT_RGB = [255, 255, 255]
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DEFAULT_RGB_PATTERN = "%d,%d,%d"
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DEFAULT_BRIGHTNESS = 120
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DEFAULT_STATE_TOPIC = "homeassistant/light/state"
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DEFAULT_COMMAND_TOPIC = "homeassistant/light/switch"
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DEFAULT_STATE_BRIGHTNESS = "homeassistant/light/brightness/state"
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DEFAULT_COMMAND_BRIGHTNESS = "homeassistant/light/brightness/set"
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DEFAULT_STATE_RGB = "homeassistant/light/rgb/state"
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DEFAULT_COMMAND_RGB = "homeassistant/light/rgb/set"
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DEFAULT_OPTIMISTIC = False
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DEPENDENCIES = ['mqtt']
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@ -39,80 +58,70 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
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_LOGGER.error("Missing required variable: command_topic")
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return False
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add_devices_callback([MqttLight(
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hass,
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config.get('name', DEFAULT_NAME),
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config.get('state_topic', DEFAULT_STATE_TOPIC),
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config.get('command_topic', DEFAULT_COMMAND_TOPIC),
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config.get('brightness_state_topic', DEFAULT_STATE_BRIGHTNESS),
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config.get('brightness_command_topic', DEFAULT_COMMAND_BRIGHTNESS),
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config.get('rgb_state_topic', DEFAULT_STATE_RGB),
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config.get('rgb_command_topic', DEFAULT_COMMAND_RGB),
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config.get('rgb', DEFAULT_RGB),
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config.get('qos', DEFAULT_QOS),
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config.get('payload_on', DEFAULT_PAYLOAD_ON),
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config.get('payload_off', DEFAULT_PAYLOAD_OFF),
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config.get('brightness', DEFAULT_BRIGHTNESS))])
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if config.get('rgb_command_topic') is not None:
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add_devices_callback([MqttLightRGB(
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hass,
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config.get('name', DEFAULT_NAME),
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{"state_topic": config.get('state_topic'),
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"command_topic": config.get('command_topic'),
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"brightness_state_topic": config.get('brightness_state_topic'),
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"brightness_command_topic":
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config.get('brightness_command_topic'),
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"rgb_state_topic": config.get('rgb_state_topic'),
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"rgb_command_topic": config.get('rgb_command_topic')},
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config.get('rgb', DEFAULT_RGB),
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config.get('qos', DEFAULT_QOS),
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{"on": config.get('payload_on', DEFAULT_PAYLOAD_ON),
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"off": config.get('payload_off', DEFAULT_PAYLOAD_OFF)},
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config.get('brightness', DEFAULT_BRIGHTNESS),
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config.get('optimistic', DEFAULT_OPTIMISTIC))])
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else:
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add_devices_callback([MqttLight(
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hass,
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config.get('name', DEFAULT_NAME),
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{"state_topic": config.get('state_topic'),
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"command_topic": config.get('command_topic')},
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config.get('qos', DEFAULT_QOS),
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{"on": config.get('payload_on', DEFAULT_PAYLOAD_ON),
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"off": config.get('payload_off', DEFAULT_PAYLOAD_OFF)},
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config.get('optimistic', DEFAULT_OPTIMISTIC))])
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class MqttLight(Light):
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""" Provides a demo switch. """
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# pylint: disable=too-many-instance-attributes
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# pylint: disable=too-many-arguments,too-many-locals,bad-builtin
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# Eight is reasonable in this case.
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""" Provides a demo light. """
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# pylint: disable=too-many-arguments
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def __init__(self, hass, name,
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state_topic, command_topic,
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brightness_state_topic, brightness_command_topic,
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rgb_state_topic, rgb_command_topic,
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rgb, qos,
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payload_on, payload_off,
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brightness):
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topic,
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qos,
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payload,
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optimistic):
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self._hass = hass
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self._name = name
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self._state_topic = state_topic
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self._command_topic = command_topic
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self._brightness_state_topic = brightness_state_topic
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self._brightness_command_topic = brightness_command_topic
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self._rgb_state_topic = rgb_state_topic
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self._rgb_command_topic = rgb_command_topic
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self._rgb = rgb
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self._topic = topic
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self._qos = qos
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self._payload_on = payload_on
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self._payload_off = payload_off
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self._brightness = brightness
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self._xy = [[0.5, 0.5]]
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self._payload = payload
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self._optimistic = optimistic
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self._state = False
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def message_received(topic, payload, qos):
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""" A new MQTT message has been received. """
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if payload == self._payload_on:
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if payload == self._payload["on"]:
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self._state = True
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self.update_ha_state()
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elif payload == self._payload_off:
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elif payload == self._payload["off"]:
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self._state = False
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self.update_ha_state()
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def brightness_received(topic, payload, qos):
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""" A new MQTT message has been received. """
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self._brightness = int(payload)
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self.update_ha_state()
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def rgb_received(topic, payload, qos):
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""" A new MQTT message has been received. """
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rgb = payload.split(",")
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self._rgb = list(map(int, rgb))
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self.update_ha_state()
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# subscribe the state_topic
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mqtt.subscribe(self._hass, self._state_topic,
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message_received, self._qos)
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mqtt.subscribe(self._hass, self._brightness_state_topic,
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brightness_received, self._qos)
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mqtt.subscribe(self._hass, self._rgb_state_topic,
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rgb_received, self._qos)
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if self._topic["state_topic"] is None:
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# force optimistic mode
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self._optimistic = True
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else:
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# subscribe the state_topic
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mqtt.subscribe(self._hass, self._topic["state_topic"],
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message_received, self._qos)
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@property
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def should_poll(self):
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@ -124,6 +133,68 @@ class MqttLight(Light):
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""" Returns the name of the device if any. """
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return self._name
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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
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def turn_on(self, **kwargs):
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""" Turn the device on. """
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mqtt.publish(self._hass, self._topic["command_topic"],
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self._payload["on"], self._qos)
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if self._optimistic:
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# optimistically assume that switch has changed state
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self._state = True
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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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mqtt.publish(self._hass, self._topic["command_topic"],
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self._payload["off"], self._qos)
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if self._optimistic:
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# optimistically assume that switch has changed state
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self._state = False
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self.update_ha_state()
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class MqttLightRGB(MqttLight):
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""" Provides a demo RGB light. """
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# pylint: disable=too-many-arguments
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def __init__(self, hass, name,
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topic,
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rgb, qos,
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payload,
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brightness, optimistic):
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super().__init__(hass, name, topic, qos,
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payload, optimistic)
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self._rgb = rgb
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self._brightness = brightness
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self._xy = [[0.5, 0.5]]
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def brightness_received(topic, payload, qos):
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""" A new MQTT message has been received. """
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self._brightness = int(payload)
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self.update_ha_state()
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def rgb_received(topic, payload, qos):
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""" A new MQTT message has been received. """
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self._rgb = [int(val) for val in payload.split(',')]
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self.update_ha_state()
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if self._topic["brightness_state_topic"] is not None:
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mqtt.subscribe(self._hass, self._topic["brightness_state_topic"],
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brightness_received, self._qos)
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if self._topic["rgb_state_topic"] is not None:
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mqtt.subscribe(self._hass, self._topic["rgb_state_topic"],
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rgb_received, self._qos)
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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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@ -139,33 +210,28 @@ class MqttLight(Light):
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""" RGB color value. """
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return self._xy
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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
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def turn_on(self, **kwargs):
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""" Turn the device on. """
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if ATTR_RGB_COLOR in kwargs:
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if ATTR_RGB_COLOR in kwargs and \
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self._topic["rgb_command_topic"] is not None:
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self._rgb = kwargs[ATTR_RGB_COLOR]
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rgb = DEFAULT_RGB_PATTERN % tuple(self._rgb)
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mqtt.publish(self._hass, self._rgb_command_topic, rgb, self._qos)
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mqtt.publish(self._hass, self._topic["rgb_command_topic"],
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rgb, self._qos)
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if ATTR_BRIGHTNESS in kwargs and \
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self._topic["brightness_command_topic"] is not None:
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if ATTR_BRIGHTNESS in kwargs:
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self._brightness = kwargs[ATTR_BRIGHTNESS]
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mqtt.publish(self._hass, self._brightness_command_topic,
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mqtt.publish(self._hass, self._topic["brightness_command_topic"],
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self._brightness, self._qos)
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if not self._state:
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self._state = True
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mqtt.publish(self._hass, self._command_topic,
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self._payload_on, self._qos)
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self.update_ha_state()
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mqtt.publish(self._hass, self._topic["command_topic"],
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self._payload["on"], self._qos)
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def turn_off(self, **kwargs):
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""" Turn the device off. """
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self._state = False
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mqtt.publish(self._hass, self._command_topic,
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self._payload_off, self._qos)
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self.update_ha_state()
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if self._optimistic:
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# optimistically assume that switch has changed state
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self._state = True
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self.update_ha_state()
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