core/homeassistant/components/camera/zoneminder.py

63 lines
1.9 KiB
Python

"""
Support for ZoneMinder camera streaming.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/camera.zoneminder/
"""
import logging
from homeassistant.const import CONF_NAME
from homeassistant.components.camera.mjpeg import (
CONF_MJPEG_URL, CONF_STILL_IMAGE_URL, MjpegCamera)
from homeassistant.components.zoneminder import DOMAIN as ZONEMINDER_DOMAIN
_LOGGER = logging.getLogger(__name__)
DEPENDENCIES = ['zoneminder']
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the ZoneMinder cameras."""
zm_client = hass.data[ZONEMINDER_DOMAIN]
monitors = zm_client.get_monitors()
if not monitors:
_LOGGER.warning("Could not fetch monitors from ZoneMinder")
return
cameras = []
for monitor in monitors:
_LOGGER.info("Initializing camera %s", monitor.id)
cameras.append(ZoneMinderCamera(monitor))
add_entities(cameras)
class ZoneMinderCamera(MjpegCamera):
"""Representation of a ZoneMinder Monitor Stream."""
def __init__(self, monitor):
"""Initialize as a subclass of MjpegCamera."""
device_info = {
CONF_NAME: monitor.name,
CONF_MJPEG_URL: monitor.mjpeg_image_url,
CONF_STILL_IMAGE_URL: monitor.still_image_url
}
super().__init__(device_info)
self._is_recording = 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
@property
def is_recording(self):
"""Return whether the monitor is in alarm mode."""
return self._is_recording