93 lines
2.7 KiB
Python
93 lines
2.7 KiB
Python
"""Support for Abode Security System cameras."""
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from datetime import timedelta
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import logging
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import abodepy.helpers.constants as CONST
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import abodepy.helpers.timeline as TIMELINE
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import requests
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from homeassistant.components.camera import Camera
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from homeassistant.helpers.dispatcher import async_dispatcher_connect
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from homeassistant.util import Throttle
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from . import AbodeDevice
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from .const import DOMAIN, SIGNAL_CAPTURE_IMAGE
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MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=90)
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_LOGGER = logging.getLogger(__name__)
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async def async_setup_entry(hass, config_entry, async_add_entities):
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"""Set up Abode camera devices."""
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data = hass.data[DOMAIN]
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entities = []
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for device in data.abode.get_devices(generic_type=CONST.TYPE_CAMERA):
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entities.append(AbodeCamera(data, device, TIMELINE.CAPTURE_IMAGE))
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async_add_entities(entities)
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class AbodeCamera(AbodeDevice, Camera):
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"""Representation of an Abode camera."""
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def __init__(self, data, device, event):
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"""Initialize the Abode device."""
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AbodeDevice.__init__(self, data, device)
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Camera.__init__(self)
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self._event = event
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self._response = None
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async def async_added_to_hass(self):
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"""Subscribe Abode events."""
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await super().async_added_to_hass()
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self.hass.async_add_job(
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self._data.abode.events.add_timeline_callback,
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self._event,
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self._capture_callback,
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)
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signal = SIGNAL_CAPTURE_IMAGE.format(self.entity_id)
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async_dispatcher_connect(self.hass, signal, self.capture)
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def capture(self):
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"""Request a new image capture."""
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return self._device.capture()
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@Throttle(MIN_TIME_BETWEEN_UPDATES)
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def refresh_image(self):
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"""Find a new image on the timeline."""
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if self._device.refresh_image():
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self.get_image()
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def get_image(self):
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"""Attempt to download the most recent capture."""
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if self._device.image_url:
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try:
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self._response = requests.get(self._device.image_url, stream=True)
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self._response.raise_for_status()
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except requests.HTTPError as err:
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_LOGGER.warning("Failed to get camera image: %s", err)
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self._response = None
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else:
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self._response = None
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def camera_image(self):
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"""Get a camera image."""
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self.refresh_image()
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if self._response:
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return self._response.content
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return None
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def _capture_callback(self, capture):
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"""Update the image with the device then refresh device."""
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self._device.update_image_location(capture)
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self.get_image()
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self.schedule_update_ha_state()
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