2c07bfb9e0
* Remove dependencies and requirements * Revert "Remove dependencies and requirements" This reverts commitfe7171b4cd. * Remove dependencies and requirements * Revert "Remove dependencies and requirements" This reverts commit391355ee2c. * Remove dependencies and requirements * Fix flake8 complaints * Fix more flake8 complaints * Revert non-component removals
51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
"""Offer MQTT listening automation rules."""
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import json
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import voluptuous as vol
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from homeassistant.core import callback
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from homeassistant.components import mqtt
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from homeassistant.const import (CONF_PLATFORM, CONF_PAYLOAD)
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import homeassistant.helpers.config_validation as cv
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CONF_ENCODING = 'encoding'
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CONF_TOPIC = 'topic'
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DEFAULT_ENCODING = 'utf-8'
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TRIGGER_SCHEMA = vol.Schema({
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vol.Required(CONF_PLATFORM): mqtt.DOMAIN,
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vol.Required(CONF_TOPIC): mqtt.valid_subscribe_topic,
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vol.Optional(CONF_PAYLOAD): cv.string,
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vol.Optional(CONF_ENCODING, default=DEFAULT_ENCODING): cv.string,
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})
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async def async_trigger(hass, config, action, automation_info):
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"""Listen for state changes based on configuration."""
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topic = config[CONF_TOPIC]
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payload = config.get(CONF_PAYLOAD)
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encoding = config[CONF_ENCODING] or None
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@callback
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def mqtt_automation_listener(mqttmsg):
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"""Listen for MQTT messages."""
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if payload is None or payload == mqttmsg.payload:
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data = {
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'platform': 'mqtt',
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'topic': mqttmsg.topic,
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'payload': mqttmsg.payload,
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'qos': mqttmsg.qos,
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}
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try:
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data['payload_json'] = json.loads(mqttmsg.payload)
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except ValueError:
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pass
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hass.async_run_job(action, {
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'trigger': data
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})
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remove = await mqtt.async_subscribe(
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hass, topic, mqtt_automation_listener, encoding=encoding)
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return remove
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