core/homeassistant/components/withings/__init__.py

396 lines
14 KiB
Python

"""Support for the Withings API.
For more details about this platform, please refer to the documentation at
"""
from __future__ import annotations
import asyncio
from collections.abc import Awaitable, Callable
import contextlib
from dataclasses import dataclass, field
from datetime import timedelta
from typing import TYPE_CHECKING, Any
from aiohttp.hdrs import METH_POST
from aiohttp.web import Request, Response
from aiowithings import NotificationCategory, WithingsClient
from aiowithings.util import to_enum
import voluptuous as vol
from yarl import URL
from homeassistant.components import cloud
from homeassistant.components.application_credentials import (
ClientCredential,
async_import_client_credential,
)
from homeassistant.components.http import HomeAssistantView
from homeassistant.components.webhook import (
async_generate_id as webhook_generate_id,
async_generate_url as webhook_generate_url,
async_register as webhook_register,
async_unregister as webhook_unregister,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import (
CONF_ACCESS_TOKEN,
CONF_CLIENT_ID,
CONF_CLIENT_SECRET,
CONF_TOKEN,
CONF_WEBHOOK_ID,
EVENT_HOMEASSISTANT_STOP,
Platform,
)
from homeassistant.core import DOMAIN as HOMEASSISTANT_DOMAIN, HomeAssistant
from homeassistant.helpers import config_validation as cv
from homeassistant.helpers.aiohttp_client import async_get_clientsession
from homeassistant.helpers.config_entry_oauth2_flow import (
OAuth2Session,
async_get_config_entry_implementation,
)
from homeassistant.helpers.event import async_call_later
from homeassistant.helpers.issue_registry import IssueSeverity, async_create_issue
from homeassistant.helpers.typing import ConfigType
from .const import CONF_PROFILES, CONF_USE_WEBHOOK, DEFAULT_TITLE, DOMAIN, LOGGER
from .coordinator import (
WithingsActivityDataUpdateCoordinator,
WithingsBedPresenceDataUpdateCoordinator,
WithingsDataUpdateCoordinator,
WithingsGoalsDataUpdateCoordinator,
WithingsMeasurementDataUpdateCoordinator,
WithingsSleepDataUpdateCoordinator,
WithingsWorkoutDataUpdateCoordinator,
)
PLATFORMS = [Platform.BINARY_SENSOR, Platform.CALENDAR, Platform.SENSOR]
CONFIG_SCHEMA = vol.Schema(
{
DOMAIN: vol.All(
cv.deprecated(CONF_PROFILES),
cv.deprecated(CONF_CLIENT_ID),
cv.deprecated(CONF_CLIENT_SECRET),
vol.Schema(
{
vol.Optional(CONF_CLIENT_ID): vol.All(cv.string, vol.Length(min=1)),
vol.Optional(CONF_CLIENT_SECRET): vol.All(
cv.string, vol.Length(min=1)
),
vol.Optional(CONF_USE_WEBHOOK): cv.boolean,
vol.Optional(CONF_PROFILES): vol.All(
cv.ensure_list,
vol.Unique(),
vol.Length(min=1),
[vol.All(cv.string, vol.Length(min=1))],
),
}
),
)
},
extra=vol.ALLOW_EXTRA,
)
SUBSCRIBE_DELAY = timedelta(seconds=5)
UNSUBSCRIBE_DELAY = timedelta(seconds=1)
CONF_CLOUDHOOK_URL = "cloudhook_url"
async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
"""Set up the Withings component."""
if conf := config.get(DOMAIN):
async_create_issue(
hass,
HOMEASSISTANT_DOMAIN,
f"deprecated_yaml_{DOMAIN}",
breaks_in_ha_version="2024.4.0",
is_fixable=False,
issue_domain=DOMAIN,
severity=IssueSeverity.WARNING,
translation_key="deprecated_yaml",
translation_placeholders={
"domain": DOMAIN,
"integration_title": "Withings",
},
)
if CONF_CLIENT_ID in conf:
await async_import_client_credential(
hass,
DOMAIN,
ClientCredential(
conf[CONF_CLIENT_ID],
conf[CONF_CLIENT_SECRET],
),
)
return True
@dataclass(slots=True)
class WithingsData:
"""Dataclass to hold withings domain data."""
client: WithingsClient
measurement_coordinator: WithingsMeasurementDataUpdateCoordinator
sleep_coordinator: WithingsSleepDataUpdateCoordinator
bed_presence_coordinator: WithingsBedPresenceDataUpdateCoordinator
goals_coordinator: WithingsGoalsDataUpdateCoordinator
activity_coordinator: WithingsActivityDataUpdateCoordinator
workout_coordinator: WithingsWorkoutDataUpdateCoordinator
coordinators: set[WithingsDataUpdateCoordinator] = field(default_factory=set)
def __post_init__(self) -> None:
"""Collect all coordinators in a set."""
self.coordinators = {
self.measurement_coordinator,
self.sleep_coordinator,
self.bed_presence_coordinator,
self.goals_coordinator,
self.activity_coordinator,
self.workout_coordinator,
}
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up Withings from a config entry."""
if CONF_WEBHOOK_ID not in entry.data or entry.unique_id is None:
new_data = entry.data.copy()
unique_id = str(entry.data[CONF_TOKEN]["userid"])
if CONF_WEBHOOK_ID not in new_data:
new_data[CONF_WEBHOOK_ID] = webhook_generate_id()
hass.config_entries.async_update_entry(
entry, data=new_data, unique_id=unique_id
)
session = async_get_clientsession(hass)
client = WithingsClient(session=session)
implementation = await async_get_config_entry_implementation(hass, entry)
oauth_session = OAuth2Session(hass, entry, implementation)
refresh_lock = asyncio.Lock()
async def _refresh_token() -> str:
async with refresh_lock:
await oauth_session.async_ensure_token_valid()
token = oauth_session.token[CONF_ACCESS_TOKEN]
if TYPE_CHECKING:
assert isinstance(token, str)
return token
client.refresh_token_function = _refresh_token
withings_data = WithingsData(
client=client,
measurement_coordinator=WithingsMeasurementDataUpdateCoordinator(hass, client),
sleep_coordinator=WithingsSleepDataUpdateCoordinator(hass, client),
bed_presence_coordinator=WithingsBedPresenceDataUpdateCoordinator(hass, client),
goals_coordinator=WithingsGoalsDataUpdateCoordinator(hass, client),
activity_coordinator=WithingsActivityDataUpdateCoordinator(hass, client),
workout_coordinator=WithingsWorkoutDataUpdateCoordinator(hass, client),
)
for coordinator in withings_data.coordinators:
await coordinator.async_config_entry_first_refresh()
hass.data.setdefault(DOMAIN, {})[entry.entry_id] = withings_data
register_lock = asyncio.Lock()
webhooks_registered = False
async def unregister_webhook(
_: Any,
) -> None:
nonlocal webhooks_registered
async with register_lock:
LOGGER.debug(
"Unregister Withings webhook (%s)", entry.data[CONF_WEBHOOK_ID]
)
webhook_unregister(hass, entry.data[CONF_WEBHOOK_ID])
await async_unsubscribe_webhooks(client)
for coordinator in withings_data.coordinators:
coordinator.webhook_subscription_listener(False)
webhooks_registered = False
async def register_webhook(
_: Any,
) -> None:
nonlocal webhooks_registered
async with register_lock:
if webhooks_registered:
return
if cloud.async_active_subscription(hass):
webhook_url = await _async_cloudhook_generate_url(hass, entry)
else:
webhook_url = webhook_generate_url(hass, entry.data[CONF_WEBHOOK_ID])
url = URL(webhook_url)
if url.scheme != "https" or url.port != 443:
LOGGER.warning(
"Webhook not registered - "
"https and port 443 is required to register the webhook"
)
return
webhook_name = "Withings"
if entry.title != DEFAULT_TITLE:
webhook_name = f"{DEFAULT_TITLE} {entry.title}"
webhook_register(
hass,
DOMAIN,
webhook_name,
entry.data[CONF_WEBHOOK_ID],
get_webhook_handler(withings_data),
allowed_methods=[METH_POST],
)
LOGGER.debug("Registered Withings webhook at hass: %s", webhook_url)
await async_subscribe_webhooks(client, webhook_url)
for coordinator in withings_data.coordinators:
coordinator.webhook_subscription_listener(True)
LOGGER.debug("Registered Withings webhook at Withings: %s", webhook_url)
entry.async_on_unload(
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, unregister_webhook)
)
webhooks_registered = True
async def manage_cloudhook(state: cloud.CloudConnectionState) -> None:
LOGGER.debug("Cloudconnection state changed to %s", state)
if state is cloud.CloudConnectionState.CLOUD_CONNECTED:
await register_webhook(None)
if state is cloud.CloudConnectionState.CLOUD_DISCONNECTED:
await unregister_webhook(None)
entry.async_on_unload(async_call_later(hass, 30, register_webhook))
if cloud.async_active_subscription(hass):
if cloud.async_is_connected(hass):
entry.async_on_unload(async_call_later(hass, 1, register_webhook))
entry.async_on_unload(
cloud.async_listen_connection_change(hass, manage_cloudhook)
)
else:
entry.async_on_unload(async_call_later(hass, 1, register_webhook))
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload Withings config entry."""
webhook_unregister(hass, entry.data[CONF_WEBHOOK_ID])
if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
hass.data[DOMAIN].pop(entry.entry_id)
return unload_ok
async def async_subscribe_webhooks(client: WithingsClient, webhook_url: str) -> None:
"""Subscribe to Withings webhooks."""
await async_unsubscribe_webhooks(client)
notification_to_subscribe = {
NotificationCategory.WEIGHT,
NotificationCategory.PRESSURE,
NotificationCategory.ACTIVITY,
NotificationCategory.SLEEP,
NotificationCategory.IN_BED,
NotificationCategory.OUT_BED,
}
for notification in notification_to_subscribe:
LOGGER.debug(
"Subscribing %s for %s in %s seconds",
webhook_url,
notification,
SUBSCRIBE_DELAY.total_seconds(),
)
# Withings will HTTP HEAD the callback_url and needs some downtime
# between each call or there is a higher chance of failure.
await asyncio.sleep(SUBSCRIBE_DELAY.total_seconds())
await client.subscribe_notification(webhook_url, notification)
async def async_unsubscribe_webhooks(client: WithingsClient) -> None:
"""Unsubscribe to all Withings webhooks."""
current_webhooks = await client.list_notification_configurations()
for webhook_configuration in current_webhooks:
LOGGER.debug(
"Unsubscribing %s for %s in %s seconds",
webhook_configuration.callback_url,
webhook_configuration.notification_category,
UNSUBSCRIBE_DELAY.total_seconds(),
)
# Quick calls to Withings can result in the service returning errors.
# Give them some time to cool down.
await asyncio.sleep(UNSUBSCRIBE_DELAY.total_seconds())
await client.revoke_notification_configurations(
webhook_configuration.callback_url,
webhook_configuration.notification_category,
)
async def _async_cloudhook_generate_url(hass: HomeAssistant, entry: ConfigEntry) -> str:
"""Generate the full URL for a webhook_id."""
if CONF_CLOUDHOOK_URL not in entry.data:
webhook_id = entry.data[CONF_WEBHOOK_ID]
# Some users already have their webhook as cloudhook.
# We remove them to be sure we can create a new one.
with contextlib.suppress(ValueError):
await cloud.async_delete_cloudhook(hass, webhook_id)
webhook_url = await cloud.async_create_cloudhook(hass, webhook_id)
data = {**entry.data, CONF_CLOUDHOOK_URL: webhook_url}
hass.config_entries.async_update_entry(entry, data=data)
return webhook_url
return str(entry.data[CONF_CLOUDHOOK_URL])
async def async_remove_entry(hass: HomeAssistant, entry: ConfigEntry) -> None:
"""Cleanup when entry is removed."""
if cloud.async_active_subscription(hass):
try:
LOGGER.debug(
"Removing Withings cloudhook (%s)", entry.data[CONF_WEBHOOK_ID]
)
await cloud.async_delete_cloudhook(hass, entry.data[CONF_WEBHOOK_ID])
except cloud.CloudNotAvailable:
pass
def json_message_response(message: str, message_code: int) -> Response:
"""Produce common json output."""
return HomeAssistantView.json({"message": message, "code": message_code})
def get_webhook_handler(
withings_data: WithingsData,
) -> Callable[[HomeAssistant, str, Request], Awaitable[Response | None]]:
"""Return webhook handler."""
async def async_webhook_handler(
hass: HomeAssistant, webhook_id: str, request: Request
) -> Response | None:
# Handle http post calls to the path.
if not request.body_exists:
return json_message_response("No request body", message_code=12)
params = await request.post()
if "appli" not in params:
return json_message_response(
"Parameter appli not provided", message_code=20
)
notification_category = to_enum(
NotificationCategory,
int(params.getone("appli")), # type: ignore[arg-type]
NotificationCategory.UNKNOWN,
)
for coordinator in withings_data.coordinators:
if notification_category in coordinator.notification_categories:
await coordinator.async_webhook_data_updated(notification_category)
return json_message_response("Success", message_code=0)
return async_webhook_handler