core/homeassistant/components/amcrest/sensor.py

104 lines
3.2 KiB
Python

"""Suppoort for Amcrest IP camera sensors."""
from datetime import timedelta
import logging
from homeassistant.const import CONF_NAME, CONF_SENSORS
from homeassistant.helpers.entity import Entity
from . import DATA_AMCREST, SENSORS
DEPENDENCIES = ['amcrest']
_LOGGER = logging.getLogger(__name__)
SCAN_INTERVAL = timedelta(seconds=10)
async def async_setup_platform(
hass, config, async_add_entities, discovery_info=None):
"""Set up a sensor for an Amcrest IP Camera."""
if discovery_info is None:
return
device_name = discovery_info[CONF_NAME]
sensors = discovery_info[CONF_SENSORS]
amcrest = hass.data[DATA_AMCREST][device_name]
amcrest_sensors = []
for sensor_type in sensors:
amcrest_sensors.append(
AmcrestSensor(amcrest.name, amcrest.device, sensor_type))
async_add_entities(amcrest_sensors, True)
return True
class AmcrestSensor(Entity):
"""A sensor implementation for Amcrest IP camera."""
def __init__(self, name, camera, sensor_type):
"""Initialize a sensor for Amcrest camera."""
self._attrs = {}
self._camera = camera
self._sensor_type = sensor_type
self._name = '{0}_{1}'.format(
name, SENSORS.get(self._sensor_type)[0])
self._icon = 'mdi:{}'.format(SENSORS.get(self._sensor_type)[2])
self._state = None
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def state(self):
"""Return the state of the sensor."""
return self._state
@property
def device_state_attributes(self):
"""Return the state attributes."""
return self._attrs
@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 SENSORS.get(self._sensor_type)[1]
def update(self):
"""Get the latest data and updates the state."""
_LOGGER.debug("Pulling data from %s sensor.", self._name)
try:
version, build_date = self._camera.software_information
self._attrs['Build Date'] = build_date.split('=')[-1]
self._attrs['Version'] = version.split('=')[-1]
except ValueError:
self._attrs['Build Date'] = 'Not Available'
self._attrs['Version'] = 'Not Available'
try:
self._attrs['Serial Number'] = self._camera.serial_number
except ValueError:
self._attrs['Serial Number'] = 'Not Available'
if self._sensor_type == 'motion_detector':
self._state = self._camera.is_motion_detected
self._attrs['Record Mode'] = self._camera.record_mode
elif self._sensor_type == 'ptz_preset':
self._state = self._camera.ptz_presets_count
elif self._sensor_type == 'sdcard':
sd_used = self._camera.storage_used
sd_total = self._camera.storage_total
self._attrs['Total'] = '{0} {1}'.format(*sd_total)
self._attrs['Used'] = '{0} {1}'.format(*sd_used)
self._state = self._camera.storage_used_percent