93 lines
3.2 KiB
Python
93 lines
3.2 KiB
Python
"""
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Support for Vera sensors.
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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/sensor.vera/
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"""
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import logging
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from datetime import timedelta
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from homeassistant.const import (
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TEMP_CELSIUS, TEMP_FAHRENHEIT)
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from homeassistant.helpers.entity import Entity
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from homeassistant.components.sensor import ENTITY_ID_FORMAT
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from homeassistant.util import convert
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from homeassistant.components.vera import (
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VERA_CONTROLLER, VERA_DEVICES, VeraDevice)
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DEPENDENCIES = ['vera']
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_LOGGER = logging.getLogger(__name__)
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SCAN_INTERVAL = timedelta(seconds=5)
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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Set up the Vera controller devices."""
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add_devices(
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VeraSensor(device, VERA_CONTROLLER)
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for device in VERA_DEVICES['sensor'])
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class VeraSensor(VeraDevice, Entity):
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"""Representation of a Vera Sensor."""
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def __init__(self, vera_device, controller):
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"""Initialize the sensor."""
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self.current_value = None
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self._temperature_units = None
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self.last_changed_time = None
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VeraDevice.__init__(self, vera_device, controller)
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self.entity_id = ENTITY_ID_FORMAT.format(self.vera_id)
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@property
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def state(self):
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"""Return the name of the sensor."""
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return self.current_value
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@property
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def unit_of_measurement(self):
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"""Return the unit of measurement of this entity, if any."""
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if self.vera_device.category == "Temperature Sensor":
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return self._temperature_units
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elif self.vera_device.category == "Light Sensor":
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return 'lux'
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elif self.vera_device.category == "Humidity Sensor":
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return '%'
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elif self.vera_device.category == "Power meter":
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return 'watts'
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def update(self):
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"""Update the state."""
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if self.vera_device.category == "Temperature Sensor":
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self.current_value = self.vera_device.temperature
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vera_temp_units = (
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self.vera_device.vera_controller.temperature_units)
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if vera_temp_units == 'F':
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self._temperature_units = TEMP_FAHRENHEIT
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else:
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self._temperature_units = TEMP_CELSIUS
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elif self.vera_device.category == "Light Sensor":
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self.current_value = self.vera_device.light
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elif self.vera_device.category == "Humidity Sensor":
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self.current_value = self.vera_device.humidity
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elif self.vera_device.category == "Scene Controller":
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value = self.vera_device.get_last_scene_id(True)
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time = self.vera_device.get_last_scene_time(True)
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if time == self.last_changed_time:
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self.current_value = None
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else:
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self.current_value = value
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self.last_changed_time = time
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elif self.vera_device.category == "Power meter":
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power = convert(self.vera_device.power, float, 0)
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self.current_value = int(round(power, 0))
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elif self.vera_device.category == "Sensor":
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tripped = self.vera_device.is_tripped
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self.current_value = 'Tripped' if tripped else 'Not Tripped'
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else:
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self.current_value = 'Unknown'
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