44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
"""
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Support for tracking MQTT enabled devices.
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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/device_tracker.mqtt/
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"""
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import logging
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import voluptuous as vol
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from homeassistant.components import mqtt
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from homeassistant.components.device_tracker import PLATFORM_SCHEMA
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from homeassistant.const import CONF_DEVICES
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from homeassistant.core import callback
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import homeassistant.helpers.config_validation as cv
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from . import CONF_QOS
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DEPENDENCIES = ['mqtt']
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_LOGGER = logging.getLogger(__name__)
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(mqtt.SCHEMA_BASE).extend({
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vol.Required(CONF_DEVICES): {cv.string: mqtt.valid_subscribe_topic},
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})
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async def async_setup_scanner(hass, config, async_see, discovery_info=None):
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"""Set up the MQTT tracker."""
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devices = config[CONF_DEVICES]
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qos = config[CONF_QOS]
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for dev_id, topic in devices.items():
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@callback
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def async_message_received(msg, dev_id=dev_id):
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"""Handle received MQTT message."""
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hass.async_create_task(
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async_see(dev_id=dev_id, location_name=msg.payload))
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await mqtt.async_subscribe(
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hass, topic, async_message_received, qos)
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return True
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