90 lines
2.9 KiB
Python
90 lines
2.9 KiB
Python
"""
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Support for viewing the camera feed from a DoorBird video doorbell.
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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/camera.doorbird/
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"""
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import asyncio
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import datetime
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import logging
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import aiohttp
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import async_timeout
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from homeassistant.components.camera import Camera
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from homeassistant.components.doorbird import DOMAIN as DOORBIRD_DOMAIN
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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DEPENDENCIES = ['doorbird']
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_CAMERA_LAST_VISITOR = "{} Last Ring"
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_CAMERA_LAST_MOTION = "{} Last Motion"
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_CAMERA_LIVE = "{} Live"
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_LAST_VISITOR_INTERVAL = datetime.timedelta(minutes=1)
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_LAST_MOTION_INTERVAL = datetime.timedelta(minutes=1)
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_LIVE_INTERVAL = datetime.timedelta(seconds=1)
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_LOGGER = logging.getLogger(__name__)
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_TIMEOUT = 10 # seconds
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@asyncio.coroutine
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def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
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"""Set up the DoorBird camera platform."""
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for doorstation in hass.data[DOORBIRD_DOMAIN]:
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device = doorstation.device
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async_add_devices([
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DoorBirdCamera(
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device.live_image_url,
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_CAMERA_LIVE.format(doorstation.name),
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_LIVE_INTERVAL),
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DoorBirdCamera(
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device.history_image_url(1, 'doorbell'),
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_CAMERA_LAST_VISITOR.format(doorstation.name),
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_LAST_VISITOR_INTERVAL),
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DoorBirdCamera(
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device.history_image_url(1, 'motionsensor'),
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_CAMERA_LAST_MOTION.format(doorstation.name),
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_LAST_MOTION_INTERVAL),
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])
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class DoorBirdCamera(Camera):
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"""The camera on a DoorBird device."""
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def __init__(self, url, name, interval=None):
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"""Initialize the camera on a DoorBird device."""
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self._url = url
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self._name = name
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self._last_image = None
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self._interval = interval or datetime.timedelta
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self._last_update = datetime.datetime.min
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super().__init__()
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@property
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def name(self):
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"""Get the name of the camera."""
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return self._name
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@asyncio.coroutine
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def async_camera_image(self):
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"""Pull a still image from the camera."""
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now = datetime.datetime.now()
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if self._last_image and now - self._last_update < self._interval:
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return self._last_image
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try:
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websession = async_get_clientsession(self.hass)
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with async_timeout.timeout(_TIMEOUT, loop=self.hass.loop):
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response = yield from websession.get(self._url)
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self._last_image = yield from response.read()
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self._last_update = now
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return self._last_image
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except asyncio.TimeoutError:
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_LOGGER.error("Camera image timed out")
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return self._last_image
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except aiohttp.ClientError as error:
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_LOGGER.error("Error getting camera image: %s", error)
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return self._last_image
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