core/homeassistant/components/sensor/arlo.py

127 lines
3.8 KiB
Python

"""
This component provides HA sensor for Netgear Arlo IP cameras.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/sensor.arlo/
"""
import asyncio
import logging
from datetime import timedelta
import voluptuous as vol
from homeassistant.helpers import config_validation as cv
from homeassistant.components.arlo import (
CONF_ATTRIBUTION, DEFAULT_BRAND, DATA_ARLO)
from homeassistant.const import (
ATTR_ATTRIBUTION, CONF_MONITORED_CONDITIONS, STATE_UNKNOWN)
from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.helpers.entity import Entity
DEPENDENCIES = ['arlo']
_LOGGER = logging.getLogger(__name__)
# sensor_type [ description, unit, icon ]
SENSOR_TYPES = {
'last_capture': ['Last', None, 'run-fast'],
'total_cameras': ['Arlo Cameras', None, 'video'],
'captured_today': ['Captured Today', None, 'file-video'],
}
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_MONITORED_CONDITIONS, default=list(SENSOR_TYPES)):
vol.All(cv.ensure_list, [vol.In(SENSOR_TYPES)]),
})
SCAN_INTERVAL = timedelta(seconds=90)
@asyncio.coroutine
def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
"""Set up an Arlo IP sensor."""
arlo = hass.data.get(DATA_ARLO)
if not arlo:
return False
sensors = []
for sensor_type in config.get(CONF_MONITORED_CONDITIONS):
if sensor_type == 'total_cameras':
sensors.append(ArloSensor(hass,
SENSOR_TYPES[sensor_type][0],
arlo,
sensor_type))
else:
for camera in arlo.cameras:
name = '{0} {1}'.format(SENSOR_TYPES[sensor_type][0],
camera.name)
sensors.append(ArloSensor(hass, name, camera, sensor_type))
async_add_devices(sensors, True)
return True
class ArloSensor(Entity):
"""An implementation of a Netgear Arlo IP sensor."""
def __init__(self, hass, name, device, sensor_type):
"""Initialize an Arlo sensor."""
super().__init__()
self._name = name
self._hass = hass
self._data = device
self._sensor_type = sensor_type
self._state = None
self._icon = 'mdi:{}'.format(SENSOR_TYPES.get(self._sensor_type)[2])
@property
def name(self):
"""Return the name of this camera."""
return self._name
@property
def state(self):
"""Return the state of the sensor."""
return self._state
@property
def icon(self):
"""Icon to use in the frontend, if any."""
return self._icon
@property
def unit_of_measurement(self):
"""Return the units of measurement."""
return SENSOR_TYPES.get(self._sensor_type)[1]
def update(self):
"""Get the latest data and updates the state."""
self._data.update()
if self._sensor_type == 'total_cameras':
self._state = len(self._data.cameras)
elif self._sensor_type == 'captured_today':
self._state = len(self._data.captured_today)
elif self._sensor_type == 'last_capture':
try:
video = self._data.videos()[0]
self._state = video.created_at_pretty("%m-%d-%Y %H:%M:%S")
except (AttributeError, IndexError):
self._state = STATE_UNKNOWN
@property
def device_state_attributes(self):
"""Return the state attributes."""
attrs = {}
attrs[ATTR_ATTRIBUTION] = CONF_ATTRIBUTION
attrs['brand'] = DEFAULT_BRAND
if self._sensor_type == 'last_capture' or \
self._sensor_type == 'captured_today':
attrs['model'] = self._data.model_id
return attrs