101 lines
3 KiB
Python
101 lines
3 KiB
Python
"""
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homeassistant.components.sensor.ecobee
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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This sensor component requires that the Ecobee Thermostat
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component be setup first. This component shows remote
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ecobee sensor data.
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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.ecobee/
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"""
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from homeassistant.helpers.entity import Entity
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import json
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import logging
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import os
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SENSOR_TYPES = {
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'temperature': ['Temperature', '°F'],
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'humidity': ['Humidity', '%'],
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'occupancy': ['Occupancy', '']
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}
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_LOGGER = logging.getLogger(__name__)
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ECOBEE_CONFIG_FILE = 'ecobee.conf'
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def config_from_file(filename, config=None):
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''' Small configuration file management function '''
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if config:
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# We're writing configuration
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try:
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with open(filename, 'w') as fdesc:
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fdesc.write(json.dumps(config))
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except IOError as error:
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print(error)
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return False
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return True
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else:
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# We're reading config
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if os.path.isfile(filename):
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try:
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with open(filename, 'r') as fdesc:
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return json.loads(fdesc.read())
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except IOError as error:
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return False
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else:
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return {}
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def setup_platform(hass, config, add_devices, discovery_info=None):
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""" Sets up the sensors. """
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config = config_from_file(hass.config.path(ECOBEE_CONFIG_FILE))
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dev = list()
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for name, data in config['sensors'].items():
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if 'temp' in data:
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dev.append(EcobeeSensor(name, 'temperature', hass))
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if 'humidity' in data:
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dev.append(EcobeeSensor(name, 'humidity', hass))
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if 'occupancy' in data:
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dev.append(EcobeeSensor(name, 'occupancy', hass))
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add_devices(dev)
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class EcobeeSensor(Entity):
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""" An ecobee sensor. """
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def __init__(self, sensor_name, sensor_type, hass):
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self._name = sensor_name + ' ' + SENSOR_TYPES[sensor_type][0]
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self.sensor_name = sensor_name
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self.hass = hass
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self.type = sensor_type
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self._state = None
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self._unit_of_measurement = SENSOR_TYPES[sensor_type][1]
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self.update()
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@property
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def name(self):
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return self._name.rstrip()
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@property
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def state(self):
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""" Returns the state of the device. """
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return self._state
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@property
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def unit_of_measurement(self):
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return self._unit_of_measurement
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def update(self):
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config = config_from_file(self.hass.config.path(ECOBEE_CONFIG_FILE))
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try:
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data = config['sensors'][self.sensor_name]
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if self.type == 'temperature':
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self._state = data['temp']
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elif self.type == 'humidity':
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self._state = data['humidity']
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elif self.type == 'occupancy':
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self._state = data['occupancy']
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except KeyError:
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print("Error updating ecobee sensors.")
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