core/homeassistant/components/motioneye/camera.py

289 lines
9.7 KiB
Python

"""The motionEye integration."""
from __future__ import annotations
from contextlib import suppress
from types import MappingProxyType
from typing import Any
import aiohttp
from jinja2 import Template
from motioneye_client.client import MotionEyeClient, MotionEyeClientURLParseError
from motioneye_client.const import (
DEFAULT_SURVEILLANCE_USERNAME,
KEY_ACTION_SNAPSHOT,
KEY_MOTION_DETECTION,
KEY_STREAMING_AUTH_MODE,
KEY_TEXT_OVERLAY_CAMERA_NAME,
KEY_TEXT_OVERLAY_CUSTOM_TEXT,
KEY_TEXT_OVERLAY_CUSTOM_TEXT_LEFT,
KEY_TEXT_OVERLAY_CUSTOM_TEXT_RIGHT,
KEY_TEXT_OVERLAY_DISABLED,
KEY_TEXT_OVERLAY_LEFT,
KEY_TEXT_OVERLAY_RIGHT,
KEY_TEXT_OVERLAY_TIMESTAMP,
)
import voluptuous as vol
from homeassistant.components.mjpeg import (
CONF_MJPEG_URL,
CONF_STILL_IMAGE_URL,
MjpegCamera,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
CONF_AUTHENTICATION,
CONF_NAME,
CONF_PASSWORD,
CONF_USERNAME,
HTTP_BASIC_AUTHENTICATION,
HTTP_DIGEST_AUTHENTICATION,
Platform,
)
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers import config_validation as cv, entity_platform
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
from . import get_camera_from_cameras, is_acceptable_camera, listen_for_new_cameras
from .const import (
CONF_ACTION,
CONF_CLIENT,
CONF_COORDINATOR,
CONF_STREAM_URL_TEMPLATE,
CONF_SURVEILLANCE_PASSWORD,
CONF_SURVEILLANCE_USERNAME,
DOMAIN,
MOTIONEYE_MANUFACTURER,
SERVICE_ACTION,
SERVICE_SET_TEXT_OVERLAY,
SERVICE_SNAPSHOT,
TYPE_MOTIONEYE_MJPEG_CAMERA,
)
from .entity import MotionEyeEntity
PLATFORMS = [Platform.CAMERA]
SCHEMA_TEXT_OVERLAY = vol.In(
[
KEY_TEXT_OVERLAY_DISABLED,
KEY_TEXT_OVERLAY_TIMESTAMP,
KEY_TEXT_OVERLAY_CUSTOM_TEXT,
KEY_TEXT_OVERLAY_CAMERA_NAME,
]
)
SCHEMA_SERVICE_SET_TEXT = vol.Schema(
vol.All(
cv.make_entity_service_schema(
{
vol.Optional(KEY_TEXT_OVERLAY_LEFT): SCHEMA_TEXT_OVERLAY,
vol.Optional(KEY_TEXT_OVERLAY_CUSTOM_TEXT_LEFT): cv.string,
vol.Optional(KEY_TEXT_OVERLAY_RIGHT): SCHEMA_TEXT_OVERLAY,
vol.Optional(KEY_TEXT_OVERLAY_CUSTOM_TEXT_RIGHT): cv.string,
},
),
cv.has_at_least_one_key(
KEY_TEXT_OVERLAY_LEFT,
KEY_TEXT_OVERLAY_CUSTOM_TEXT_LEFT,
KEY_TEXT_OVERLAY_RIGHT,
KEY_TEXT_OVERLAY_CUSTOM_TEXT_RIGHT,
),
),
)
async def async_setup_entry(
hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
) -> None:
"""Set up motionEye from a config entry."""
entry_data = hass.data[DOMAIN][entry.entry_id]
@callback
def camera_add(camera: dict[str, Any]) -> None:
"""Add a new motionEye camera."""
async_add_entities(
[
MotionEyeMjpegCamera(
entry.entry_id,
entry.data.get(
CONF_SURVEILLANCE_USERNAME, DEFAULT_SURVEILLANCE_USERNAME
),
entry.data.get(CONF_SURVEILLANCE_PASSWORD, ""),
camera,
entry_data[CONF_CLIENT],
entry_data[CONF_COORDINATOR],
entry.options,
)
]
)
listen_for_new_cameras(hass, entry, camera_add)
platform = entity_platform.async_get_current_platform()
platform.async_register_entity_service(
SERVICE_SET_TEXT_OVERLAY,
SCHEMA_SERVICE_SET_TEXT,
"async_set_text_overlay",
)
platform.async_register_entity_service(
SERVICE_ACTION,
{vol.Required(CONF_ACTION): cv.string},
"async_request_action",
)
platform.async_register_entity_service(
SERVICE_SNAPSHOT,
None,
"async_request_snapshot",
)
class MotionEyeMjpegCamera(MotionEyeEntity, MjpegCamera):
"""motionEye mjpeg camera."""
_attr_brand = MOTIONEYE_MANUFACTURER
# motionEye cameras are always streaming or unavailable.
_attr_is_streaming = True
def __init__(
self,
config_entry_id: str,
username: str,
password: str,
camera: dict[str, Any],
client: MotionEyeClient,
coordinator: DataUpdateCoordinator,
options: MappingProxyType[str, str],
) -> None:
"""Initialize a MJPEG camera."""
self._surveillance_username = username
self._surveillance_password = password
self._motion_detection_enabled: bool = camera.get(KEY_MOTION_DETECTION, False)
MotionEyeEntity.__init__(
self,
config_entry_id,
TYPE_MOTIONEYE_MJPEG_CAMERA,
camera,
client,
coordinator,
options,
)
MjpegCamera.__init__(
self,
verify_ssl=False,
**self._get_mjpeg_camera_properties_for_camera(camera),
)
@callback
def _get_mjpeg_camera_properties_for_camera(
self, camera: dict[str, Any]
) -> dict[str, Any]:
"""Convert a motionEye camera to MjpegCamera internal properties."""
auth = None
if camera.get(KEY_STREAMING_AUTH_MODE) in (
HTTP_BASIC_AUTHENTICATION,
HTTP_DIGEST_AUTHENTICATION,
):
auth = camera[KEY_STREAMING_AUTH_MODE]
streaming_template = self._options.get(CONF_STREAM_URL_TEMPLATE, "").strip()
streaming_url = None
if streaming_template:
# Note: Can't use homeassistant.helpers.template as it requires hass
# which is not available during entity construction.
streaming_url = Template(streaming_template).render(**camera)
else:
with suppress(MotionEyeClientURLParseError):
streaming_url = self._client.get_camera_stream_url(camera)
return {
CONF_NAME: None,
CONF_USERNAME: self._surveillance_username if auth is not None else None,
CONF_PASSWORD: self._surveillance_password if auth is not None else "",
CONF_MJPEG_URL: streaming_url or "",
CONF_STILL_IMAGE_URL: self._client.get_camera_snapshot_url(camera),
CONF_AUTHENTICATION: auth,
}
@callback
def _set_mjpeg_camera_state_for_camera(self, camera: dict[str, Any]) -> None:
"""Set the internal state to match the given camera."""
# Sets the state of the underlying (inherited) MjpegCamera based on the updated
# MotionEye camera dictionary.
properties = self._get_mjpeg_camera_properties_for_camera(camera)
self._username = properties[CONF_USERNAME]
self._password = properties[CONF_PASSWORD]
self._mjpeg_url = properties[CONF_MJPEG_URL]
self._still_image_url = properties[CONF_STILL_IMAGE_URL]
self._authentication = properties[CONF_AUTHENTICATION]
if (
self._authentication == HTTP_BASIC_AUTHENTICATION
and self._username is not None
):
self._auth = aiohttp.BasicAuth(self._username, password=self._password)
def _is_acceptable_streaming_camera(self) -> bool:
"""Determine if a camera is streaming/usable."""
return is_acceptable_camera(
self._camera
) and MotionEyeClient.is_camera_streaming(self._camera)
@property
def available(self) -> bool:
"""Return if entity is available."""
return super().available and self._is_acceptable_streaming_camera()
@callback
def _handle_coordinator_update(self) -> None:
"""Handle updated data from the coordinator."""
self._camera = get_camera_from_cameras(self._camera_id, self.coordinator.data)
if self._camera and self._is_acceptable_streaming_camera():
self._set_mjpeg_camera_state_for_camera(self._camera)
self._motion_detection_enabled = self._camera.get(
KEY_MOTION_DETECTION, False
)
super()._handle_coordinator_update()
@property
def motion_detection_enabled(self) -> bool:
"""Return the camera motion detection status."""
return self._motion_detection_enabled
async def async_set_text_overlay(
self,
left_text: str | None = None,
right_text: str | None = None,
custom_left_text: str | None = None,
custom_right_text: str | None = None,
) -> None:
"""Set text overlay for a camera."""
# Fetch the very latest camera config to reduce the risk of updating with a
# stale configuration.
camera = await self._client.async_get_camera(self._camera_id)
if not camera:
return
if left_text is not None:
camera[KEY_TEXT_OVERLAY_LEFT] = left_text
if right_text is not None:
camera[KEY_TEXT_OVERLAY_RIGHT] = right_text
if custom_left_text is not None:
camera[KEY_TEXT_OVERLAY_CUSTOM_TEXT_LEFT] = custom_left_text.encode(
"unicode_escape"
).decode("UTF-8")
if custom_right_text is not None:
camera[KEY_TEXT_OVERLAY_CUSTOM_TEXT_RIGHT] = custom_right_text.encode(
"unicode_escape"
).decode("UTF-8")
await self._client.async_set_camera(self._camera_id, camera)
async def async_request_action(self, action: str) -> None:
"""Call a motionEye action on a camera."""
await self._client.async_action(self._camera_id, action)
async def async_request_snapshot(self) -> None:
"""Request a motionEye snapshot be saved."""
await self.async_request_action(KEY_ACTION_SNAPSHOT)