core/homeassistant/components/zoneminder/camera.py

71 lines
2.2 KiB
Python

"""Support for ZoneMinder camera streaming."""
from __future__ import annotations
import logging
from homeassistant.components.mjpeg import MjpegCamera, filter_urllib3_logging
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
from . import DOMAIN as ZONEMINDER_DOMAIN
_LOGGER = logging.getLogger(__name__)
def setup_platform(
hass: HomeAssistant,
config: ConfigType,
add_entities: AddEntitiesCallback,
discovery_info: DiscoveryInfoType | None = None,
) -> None:
"""Set up the ZoneMinder cameras."""
filter_urllib3_logging()
cameras = []
for zm_client in hass.data[ZONEMINDER_DOMAIN].values():
if not (monitors := zm_client.get_monitors()):
_LOGGER.warning("Could not fetch monitors from ZoneMinder host: %s")
return
for monitor in monitors:
_LOGGER.info("Initializing camera %s", monitor.id)
cameras.append(ZoneMinderCamera(monitor, zm_client.verify_ssl))
add_entities(cameras)
class ZoneMinderCamera(MjpegCamera):
"""Representation of a ZoneMinder Monitor Stream."""
def __init__(self, monitor, verify_ssl):
"""Initialize as a subclass of MjpegCamera."""
super().__init__(
name=monitor.name,
mjpeg_url=monitor.mjpeg_image_url,
still_image_url=monitor.still_image_url,
verify_ssl=verify_ssl,
)
self._is_recording = None
self._is_available = None
self._monitor = monitor
@property
def should_poll(self):
"""Update the recording state periodically."""
return True
def update(self):
"""Update our recording state from the ZM API."""
_LOGGER.debug("Updating camera state for monitor %i", self._monitor.id)
self._is_recording = self._monitor.is_recording
self._is_available = self._monitor.is_available
@property
def is_recording(self):
"""Return whether the monitor is in alarm mode."""
return self._is_recording
@property
def available(self):
"""Return True if entity is available."""
return self._is_available