core/homeassistant/components/person/__init__.py

591 lines
18 KiB
Python

"""Support for tracking people."""
from __future__ import annotations
from collections.abc import Callable
import logging
from typing import Any, Self
import voluptuous as vol
from homeassistant.auth import EVENT_USER_REMOVED
from homeassistant.components import persistent_notification, websocket_api
from homeassistant.components.device_tracker import (
ATTR_SOURCE_TYPE,
DOMAIN as DEVICE_TRACKER_DOMAIN,
SourceType,
)
from homeassistant.const import (
ATTR_EDITABLE,
ATTR_GPS_ACCURACY,
ATTR_ID,
ATTR_LATITUDE,
ATTR_LONGITUDE,
ATTR_NAME,
CONF_ID,
CONF_NAME,
EVENT_HOMEASSISTANT_START,
SERVICE_RELOAD,
STATE_HOME,
STATE_NOT_HOME,
STATE_UNAVAILABLE,
STATE_UNKNOWN,
)
from homeassistant.core import (
Event,
EventStateChangedData,
HomeAssistant,
ServiceCall,
State,
callback,
split_entity_id,
)
from homeassistant.helpers import (
collection,
config_validation as cv,
entity_registry as er,
service,
)
from homeassistant.helpers.entity_component import EntityComponent
from homeassistant.helpers.event import async_track_state_change_event
from homeassistant.helpers.restore_state import RestoreEntity
from homeassistant.helpers.storage import Store
from homeassistant.helpers.typing import ConfigType, VolDictType
from homeassistant.loader import bind_hass
from .const import DOMAIN
_LOGGER = logging.getLogger(__name__)
ATTR_SOURCE = "source"
ATTR_USER_ID = "user_id"
ATTR_DEVICE_TRACKERS = "device_trackers"
CONF_DEVICE_TRACKERS = "device_trackers"
CONF_USER_ID = "user_id"
CONF_PICTURE = "picture"
STORAGE_KEY = DOMAIN
STORAGE_VERSION = 2
# Device tracker states to ignore
IGNORE_STATES = (STATE_UNKNOWN, STATE_UNAVAILABLE)
PERSON_SCHEMA = vol.Schema(
{
vol.Required(CONF_ID): cv.string,
vol.Required(CONF_NAME): cv.string,
vol.Optional(CONF_USER_ID): cv.string,
vol.Optional(CONF_DEVICE_TRACKERS, default=[]): vol.All(
cv.ensure_list, cv.entities_domain(DEVICE_TRACKER_DOMAIN)
),
vol.Optional(CONF_PICTURE): cv.string,
}
)
CONFIG_SCHEMA = vol.Schema(
{
vol.Optional(DOMAIN, default=[]): vol.All(
cv.ensure_list, cv.remove_falsy, [PERSON_SCHEMA]
)
},
extra=vol.ALLOW_EXTRA,
)
@bind_hass
async def async_create_person(
hass: HomeAssistant,
name: str,
*,
user_id: str | None = None,
device_trackers: list[str] | None = None,
) -> None:
"""Create a new person."""
await hass.data[DOMAIN][1].async_create_item(
{
ATTR_NAME: name,
ATTR_USER_ID: user_id,
CONF_DEVICE_TRACKERS: device_trackers or [],
}
)
@bind_hass
async def async_add_user_device_tracker(
hass: HomeAssistant, user_id: str, device_tracker_entity_id: str
) -> None:
"""Add a device tracker to a person linked to a user."""
coll: PersonStorageCollection = hass.data[DOMAIN][1]
for person in coll.async_items():
if person.get(ATTR_USER_ID) != user_id:
continue
device_trackers = person[CONF_DEVICE_TRACKERS]
if device_tracker_entity_id in device_trackers:
return
await coll.async_update_item(
person[CONF_ID],
{CONF_DEVICE_TRACKERS: [*device_trackers, device_tracker_entity_id]},
)
break
@callback
def persons_with_entity(hass: HomeAssistant, entity_id: str) -> list[str]:
"""Return all persons that reference the entity."""
if (
DOMAIN not in hass.data
or split_entity_id(entity_id)[0] != DEVICE_TRACKER_DOMAIN
):
return []
component: EntityComponent[Person] = hass.data[DOMAIN][2]
return [
person_entity.entity_id
for person_entity in component.entities
if entity_id in person_entity.device_trackers
]
@callback
def entities_in_person(hass: HomeAssistant, entity_id: str) -> list[str]:
"""Return all entities belonging to a person."""
if DOMAIN not in hass.data:
return []
component: EntityComponent[Person] = hass.data[DOMAIN][2]
if (person_entity := component.get_entity(entity_id)) is None:
return []
return person_entity.device_trackers
CREATE_FIELDS: VolDictType = {
vol.Required(CONF_NAME): vol.All(str, vol.Length(min=1)),
vol.Optional(CONF_USER_ID): vol.Any(str, None),
vol.Optional(CONF_DEVICE_TRACKERS, default=list): vol.All(
cv.ensure_list, cv.entities_domain(DEVICE_TRACKER_DOMAIN)
),
vol.Optional(CONF_PICTURE): vol.Any(str, None),
}
UPDATE_FIELDS: VolDictType = {
vol.Optional(CONF_NAME): vol.All(str, vol.Length(min=1)),
vol.Optional(CONF_USER_ID): vol.Any(str, None),
vol.Optional(CONF_DEVICE_TRACKERS, default=list): vol.All(
cv.ensure_list, cv.entities_domain(DEVICE_TRACKER_DOMAIN)
),
vol.Optional(CONF_PICTURE): vol.Any(str, None),
}
class PersonStore(Store):
"""Person storage."""
async def _async_migrate_func(
self, old_major_version: int, old_minor_version: int, old_data: dict[str, Any]
) -> dict[str, Any]:
"""Migrate to the new version.
Migrate storage to use format of collection helper.
"""
return {"items": old_data["persons"]}
class PersonStorageCollection(collection.DictStorageCollection):
"""Person collection stored in storage."""
CREATE_SCHEMA = vol.Schema(CREATE_FIELDS)
UPDATE_SCHEMA = vol.Schema(UPDATE_FIELDS)
def __init__(
self,
store: Store,
id_manager: collection.IDManager,
yaml_collection: collection.YamlCollection,
) -> None:
"""Initialize a person storage collection."""
super().__init__(store, id_manager)
self.yaml_collection = yaml_collection
async def _async_load_data(self) -> collection.SerializedStorageCollection | None:
"""Load the data.
A past bug caused onboarding to create invalid person objects.
This patches it up.
"""
data = await super()._async_load_data()
if data is None:
return data
for person in data["items"]:
if person[CONF_DEVICE_TRACKERS] is None:
person[CONF_DEVICE_TRACKERS] = []
return data
async def async_load(self) -> None:
"""Load the Storage collection."""
await super().async_load()
self.hass.bus.async_listen(
er.EVENT_ENTITY_REGISTRY_UPDATED,
self._entity_registry_updated,
event_filter=self._entity_registry_filter,
)
@callback
def _entity_registry_filter(
self, event_data: er.EventEntityRegistryUpdatedData
) -> bool:
"""Filter entity registry events."""
return (
event_data["action"] == "remove"
and split_entity_id(event_data["entity_id"])[0] == "device_tracker"
)
async def _entity_registry_updated(
self, event: Event[er.EventEntityRegistryUpdatedData]
) -> None:
"""Handle entity registry updated."""
entity_id = event.data["entity_id"]
for person in list(self.data.values()):
if entity_id not in person[CONF_DEVICE_TRACKERS]:
continue
await self.async_update_item(
person[CONF_ID],
{
CONF_DEVICE_TRACKERS: [
devt
for devt in person[CONF_DEVICE_TRACKERS]
if devt != entity_id
]
},
)
async def _process_create_data(self, data: dict) -> dict:
"""Validate the config is valid."""
data = self.CREATE_SCHEMA(data)
if (user_id := data.get(CONF_USER_ID)) is not None:
await self._validate_user_id(user_id)
return data
@callback
def _get_suggested_id(self, info: dict) -> str:
"""Suggest an ID based on the config."""
return info[CONF_NAME]
async def _update_data(self, item: dict, update_data: dict) -> dict:
"""Return a new updated data object."""
update_data = self.UPDATE_SCHEMA(update_data)
user_id: str | None = update_data.get(CONF_USER_ID)
if user_id is not None and user_id != item.get(CONF_USER_ID):
await self._validate_user_id(user_id)
return {**item, **update_data}
async def _validate_user_id(self, user_id: str) -> None:
"""Validate the used user_id."""
if await self.hass.auth.async_get_user(user_id) is None:
raise ValueError("User does not exist")
for persons in (self.data.values(), self.yaml_collection.async_items()):
if any(person for person in persons if person.get(CONF_USER_ID) == user_id):
raise ValueError("User already taken")
class PersonStorageCollectionWebsocket(collection.DictStorageCollectionWebsocket):
"""Class to expose storage collection management over websocket."""
def ws_list_item(
self,
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""List persons."""
yaml, storage, _ = hass.data[DOMAIN]
connection.send_result(
msg[ATTR_ID],
{"storage": storage.async_items(), "config": yaml.async_items()},
)
async def filter_yaml_data(hass: HomeAssistant, persons: list[dict]) -> list[dict]:
"""Validate YAML data that we can't validate via schema."""
filtered = []
person_invalid_user = []
for person_conf in persons:
user_id = person_conf.get(CONF_USER_ID)
if user_id is not None and await hass.auth.async_get_user(user_id) is None:
_LOGGER.error(
"Invalid user_id detected for person %s",
person_conf[CONF_ID],
)
person_invalid_user.append(
f"- Person {person_conf[CONF_NAME]} (id: {person_conf[CONF_ID]}) points"
f" at invalid user {user_id}"
)
continue
filtered.append(person_conf)
if person_invalid_user:
persistent_notification.async_create(
hass,
f"""
The following persons point at invalid users:
{"- ".join(person_invalid_user)}
""",
"Invalid Person Configuration",
DOMAIN,
)
return filtered
async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
"""Set up the person component."""
entity_component = EntityComponent[Person](_LOGGER, DOMAIN, hass)
id_manager = collection.IDManager()
yaml_collection = collection.YamlCollection(
logging.getLogger(f"{__name__}.yaml_collection"), id_manager
)
storage_collection = PersonStorageCollection(
PersonStore(hass, STORAGE_VERSION, STORAGE_KEY),
id_manager,
yaml_collection,
)
collection.sync_entity_lifecycle(
hass, DOMAIN, DOMAIN, entity_component, yaml_collection, Person
)
collection.sync_entity_lifecycle(
hass, DOMAIN, DOMAIN, entity_component, storage_collection, Person
)
await yaml_collection.async_load(
await filter_yaml_data(hass, config.get(DOMAIN, []))
)
await storage_collection.async_load()
hass.data[DOMAIN] = (yaml_collection, storage_collection, entity_component)
PersonStorageCollectionWebsocket(
storage_collection, DOMAIN, DOMAIN, CREATE_FIELDS, UPDATE_FIELDS
).async_setup(hass)
async def _handle_user_removed(event: Event) -> None:
"""Handle a user being removed."""
user_id = event.data[ATTR_USER_ID]
for person in storage_collection.async_items():
if person[CONF_USER_ID] == user_id:
await storage_collection.async_update_item(
person[CONF_ID], {CONF_USER_ID: None}
)
hass.bus.async_listen(EVENT_USER_REMOVED, _handle_user_removed)
async def async_reload_yaml(call: ServiceCall) -> None:
"""Reload YAML."""
conf = await entity_component.async_prepare_reload(skip_reset=True)
if conf is None:
return
await yaml_collection.async_load(
await filter_yaml_data(hass, conf.get(DOMAIN, []))
)
service.async_register_admin_service(
hass, DOMAIN, SERVICE_RELOAD, async_reload_yaml
)
return True
class Person(
collection.CollectionEntity,
RestoreEntity,
):
"""Represent a tracked person."""
_entity_component_unrecorded_attributes = frozenset({ATTR_DEVICE_TRACKERS})
_attr_should_poll = False
editable: bool
def __init__(self, config: dict[str, Any]) -> None:
"""Set up person."""
self._config = config
self._latitude: float | None = None
self._longitude: float | None = None
self._gps_accuracy: float | None = None
self._source: str | None = None
self._unsub_track_device: Callable[[], None] | None = None
self._attr_state: str | None = None
self.device_trackers: list[str] = []
self._attr_unique_id = config[CONF_ID]
self._set_attrs_from_config()
def _set_attrs_from_config(self) -> None:
"""Set attributes from config."""
self._attr_name = self._config[CONF_NAME]
self._attr_entity_picture = self._config.get(CONF_PICTURE)
self.device_trackers = self._config[CONF_DEVICE_TRACKERS]
@classmethod
def from_storage(cls, config: ConfigType) -> Self:
"""Return entity instance initialized from storage."""
person = cls(config)
person.editable = True
return person
@classmethod
def from_yaml(cls, config: ConfigType) -> Self:
"""Return entity instance initialized from yaml."""
person = cls(config)
person.editable = False
return person
async def async_added_to_hass(self) -> None:
"""Register device trackers."""
await super().async_added_to_hass()
if state := await self.async_get_last_state():
self._parse_source_state(state)
if self.hass.is_running:
# Update person now if hass is already running.
self._async_update_config(self._config)
else:
# Wait for hass start to not have race between person
# and device trackers finishing setup.
@callback
def _async_person_start_hass(_: Event) -> None:
self._async_update_config(self._config)
self.hass.bus.async_listen_once(
EVENT_HOMEASSISTANT_START, _async_person_start_hass
)
# Update extra state attributes now
# as there are attributes that can already be set
self._update_extra_state_attributes()
async def async_update_config(self, config: ConfigType) -> None:
"""Handle when the config is updated."""
self._async_update_config(config)
@callback
def _async_update_config(self, config: ConfigType) -> None:
"""Handle when the config is updated."""
self._config = config
self._set_attrs_from_config()
if self._unsub_track_device is not None:
self._unsub_track_device()
self._unsub_track_device = None
if trackers := self._config[CONF_DEVICE_TRACKERS]:
_LOGGER.debug("Subscribe to device trackers for %s", self.entity_id)
self._unsub_track_device = async_track_state_change_event(
self.hass, trackers, self._async_handle_tracker_update
)
self._update_state()
@callback
def _async_handle_tracker_update(self, event: Event[EventStateChangedData]) -> None:
"""Handle the device tracker state changes."""
self._update_state()
@callback
def _update_state(self) -> None:
"""Update the state."""
latest_non_gps_home = latest_not_home = latest_gps = latest = None
for entity_id in self._config[CONF_DEVICE_TRACKERS]:
state = self.hass.states.get(entity_id)
if not state or state.state in IGNORE_STATES:
continue
if state.attributes.get(ATTR_SOURCE_TYPE) == SourceType.GPS:
latest_gps = _get_latest(latest_gps, state)
elif state.state == STATE_HOME:
latest_non_gps_home = _get_latest(latest_non_gps_home, state)
elif state.state == STATE_NOT_HOME:
latest_not_home = _get_latest(latest_not_home, state)
if latest_non_gps_home:
latest = latest_non_gps_home
elif latest_gps:
latest = latest_gps
else:
latest = latest_not_home
if latest:
self._parse_source_state(latest)
else:
self._attr_state = None
self._source = None
self._latitude = None
self._longitude = None
self._gps_accuracy = None
self._update_extra_state_attributes()
self.async_write_ha_state()
@callback
def _parse_source_state(self, state: State) -> None:
"""Parse source state and set person attributes.
This is a device tracker state or the restored person state.
"""
self._attr_state = state.state
self._source = state.entity_id
self._latitude = state.attributes.get(ATTR_LATITUDE)
self._longitude = state.attributes.get(ATTR_LONGITUDE)
self._gps_accuracy = state.attributes.get(ATTR_GPS_ACCURACY)
@callback
def _update_extra_state_attributes(self) -> None:
"""Update extra state attributes."""
data: dict[str, Any] = {
ATTR_EDITABLE: self.editable,
ATTR_ID: self.unique_id,
ATTR_DEVICE_TRACKERS: self.device_trackers,
}
if self._latitude is not None:
data[ATTR_LATITUDE] = self._latitude
if self._longitude is not None:
data[ATTR_LONGITUDE] = self._longitude
if self._gps_accuracy is not None:
data[ATTR_GPS_ACCURACY] = self._gps_accuracy
if self._source is not None:
data[ATTR_SOURCE] = self._source
if (user_id := self._config.get(CONF_USER_ID)) is not None:
data[ATTR_USER_ID] = user_id
self._attr_extra_state_attributes = data
def _get_latest(prev: State | None, curr: State) -> State:
"""Get latest state."""
if prev is None or curr.last_updated > prev.last_updated:
return curr
return prev