mirror of
https://github.com/home-assistant/core
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89 lines
2.5 KiB
Python
89 lines
2.5 KiB
Python
"""Support for XBee Zigbee sensors."""
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from binascii import hexlify
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import logging
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import voluptuous as vol
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from xbee_helper.exceptions import ZigBeeException, ZigBeeTxFailure
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from homeassistant.components.sensor import SensorEntity
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from homeassistant.const import CONF_TYPE, TEMP_CELSIUS
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from . import DOMAIN, PLATFORM_SCHEMA, XBeeAnalogIn, XBeeAnalogInConfig, XBeeConfig
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_LOGGER = logging.getLogger(__name__)
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CONF_MAX_VOLTS = "max_volts"
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DEFAULT_VOLTS = 1.2
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TYPES = ["analog", "temperature"]
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{
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vol.Required(CONF_TYPE): vol.In(TYPES),
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vol.Optional(CONF_MAX_VOLTS, default=DEFAULT_VOLTS): vol.Coerce(float),
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}
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)
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Set up the XBee Zigbee platform.
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Uses the 'type' config value to work out which type of Zigbee sensor we're
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dealing with and instantiates the relevant classes to handle it.
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"""
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zigbee_device = hass.data[DOMAIN]
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typ = config.get(CONF_TYPE)
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try:
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sensor_class, config_class = TYPE_CLASSES[typ]
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except KeyError:
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_LOGGER.exception("Unknown XBee Zigbee sensor type: %s", typ)
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return
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add_entities([sensor_class(config_class(config), zigbee_device)], True)
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class XBeeTemperatureSensor(SensorEntity):
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"""Representation of XBee Pro temperature sensor."""
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def __init__(self, config, device):
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"""Initialize the sensor."""
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self._config = config
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self._device = device
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self._temp = None
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@property
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def name(self):
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"""Return the name of the sensor."""
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return self._config.name
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@property
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def state(self):
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"""Return the state of the sensor."""
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return self._temp
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement the value is expressed in."""
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return TEMP_CELSIUS
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def update(self):
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"""Get the latest data."""
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try:
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self._temp = self._device.get_temperature(self._config.address)
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except ZigBeeTxFailure:
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_LOGGER.warning(
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"Transmission failure when attempting to get sample from "
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"Zigbee device at address: %s",
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hexlify(self._config.address),
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)
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except ZigBeeException as exc:
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_LOGGER.exception("Unable to get sample from Zigbee device: %s", exc)
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# This must be below the classes to which it refers.
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TYPE_CLASSES = {
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"temperature": (XBeeTemperatureSensor, XBeeConfig),
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"analog": (XBeeAnalogIn, XBeeAnalogInConfig),
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}
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