162 lines
5.0 KiB
Python
162 lines
5.0 KiB
Python
"""Component providing support to the Ring Door Bell camera."""
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from __future__ import annotations
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from datetime import timedelta
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from itertools import chain
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import logging
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from typing import Optional
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from haffmpeg.camera import CameraMjpeg
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import requests
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from homeassistant.components import ffmpeg
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from homeassistant.components.camera import Camera
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.aiohttp_client import async_aiohttp_proxy_stream
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.util import dt as dt_util
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from .const import DOMAIN, RING_DEVICES, RING_DEVICES_COORDINATOR
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from .coordinator import RingDataCoordinator
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from .entity import RingEntity
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FORCE_REFRESH_INTERVAL = timedelta(minutes=3)
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Set up a Ring Door Bell and StickUp Camera."""
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devices = hass.data[DOMAIN][config_entry.entry_id][RING_DEVICES]
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devices_coordinator: RingDataCoordinator = hass.data[DOMAIN][config_entry.entry_id][
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RING_DEVICES_COORDINATOR
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]
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ffmpeg_manager = ffmpeg.get_ffmpeg_manager(hass)
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cams = []
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for camera in chain(
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devices["doorbots"], devices["authorized_doorbots"], devices["stickup_cams"]
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):
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if not camera.has_subscription:
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continue
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cams.append(RingCam(camera, devices_coordinator, ffmpeg_manager))
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async_add_entities(cams)
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class RingCam(RingEntity, Camera):
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"""An implementation of a Ring Door Bell camera."""
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_attr_name = None
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def __init__(self, device, coordinator, ffmpeg_manager):
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"""Initialize a Ring Door Bell camera."""
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super().__init__(device, coordinator)
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Camera.__init__(self)
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self._ffmpeg_manager = ffmpeg_manager
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self._last_event = None
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self._last_video_id = None
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self._video_url = None
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self._image = None
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self._expires_at = dt_util.utcnow() - FORCE_REFRESH_INTERVAL
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self._attr_unique_id = device.id
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@callback
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def _handle_coordinator_update(self):
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"""Call update method."""
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history_data: Optional[list]
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if not (history_data := self._get_coordinator_history()):
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return
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if history_data:
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self._last_event = history_data[0]
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self.async_schedule_update_ha_state(True)
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else:
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self._last_event = None
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self._last_video_id = None
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self._video_url = None
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self._image = None
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self._expires_at = dt_util.utcnow()
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self.async_write_ha_state()
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@property
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def extra_state_attributes(self):
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"""Return the state attributes."""
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return {
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"video_url": self._video_url,
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"last_video_id": self._last_video_id,
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}
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async def async_camera_image(
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self, width: int | None = None, height: int | None = None
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) -> bytes | None:
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"""Return a still image response from the camera."""
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if self._image is None and self._video_url:
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image = await ffmpeg.async_get_image(
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self.hass,
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self._video_url,
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width=width,
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height=height,
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)
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if image:
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self._image = image
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return self._image
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async def handle_async_mjpeg_stream(self, request):
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"""Generate an HTTP MJPEG stream from the camera."""
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if self._video_url is None:
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return
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stream = CameraMjpeg(self._ffmpeg_manager.binary)
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await stream.open_camera(self._video_url)
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try:
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stream_reader = await stream.get_reader()
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return await async_aiohttp_proxy_stream(
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self.hass,
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request,
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stream_reader,
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self._ffmpeg_manager.ffmpeg_stream_content_type,
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)
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finally:
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await stream.close()
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async def async_update(self) -> None:
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"""Update camera entity and refresh attributes."""
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if self._last_event is None:
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return
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if self._last_event["recording"]["status"] != "ready":
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return
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utcnow = dt_util.utcnow()
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if self._last_video_id == self._last_event["id"] and utcnow <= self._expires_at:
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return
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if self._last_video_id != self._last_event["id"]:
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self._image = None
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try:
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video_url = await self.hass.async_add_executor_job(
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self._device.recording_url, self._last_event["id"]
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)
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except requests.Timeout:
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_LOGGER.warning(
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"Time out fetching recording url for camera %s", self.entity_id
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)
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video_url = None
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if video_url:
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self._last_video_id = self._last_event["id"]
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self._video_url = video_url
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self._expires_at = FORCE_REFRESH_INTERVAL + utcnow
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