core/homeassistant/components/config/entity_registry.py

93 lines
2.8 KiB
Python

"""HTTP views to interact with the entity registry."""
import voluptuous as vol
from homeassistant.core import callback
from homeassistant.helpers.entity_registry import async_get_registry
from homeassistant.components import websocket_api
from homeassistant.helpers import config_validation as cv
DEPENDENCIES = ['websocket_api']
WS_TYPE_GET = 'config/entity_registry/get'
SCHEMA_WS_GET = websocket_api.BASE_COMMAND_MESSAGE_SCHEMA.extend({
vol.Required('type'): WS_TYPE_GET,
vol.Required('entity_id'): cv.entity_id
})
WS_TYPE_UPDATE = 'config/entity_registry/update'
SCHEMA_WS_UPDATE = websocket_api.BASE_COMMAND_MESSAGE_SCHEMA.extend({
vol.Required('type'): WS_TYPE_UPDATE,
vol.Required('entity_id'): cv.entity_id,
# If passed in, we update value. Passing None will remove old value.
vol.Optional('name'): vol.Any(str, None),
})
async def async_setup(hass):
"""Enable the Entity Registry views."""
hass.components.websocket_api.async_register_command(
WS_TYPE_GET, websocket_get_entity,
SCHEMA_WS_GET
)
hass.components.websocket_api.async_register_command(
WS_TYPE_UPDATE, websocket_update_entity,
SCHEMA_WS_UPDATE
)
return True
@callback
def websocket_get_entity(hass, connection, msg):
"""Handle get entity registry entry command.
Async friendly.
"""
async def retrieve_entity():
"""Get entity from registry."""
registry = await async_get_registry(hass)
entry = registry.entities.get(msg['entity_id'])
if entry is None:
connection.send_message_outside(websocket_api.error_message(
msg['id'], websocket_api.ERR_NOT_FOUND, 'Entity not found'))
return
connection.send_message_outside(websocket_api.result_message(
msg['id'], _entry_dict(entry)
))
hass.async_add_job(retrieve_entity())
@callback
def websocket_update_entity(hass, connection, msg):
"""Handle get camera thumbnail websocket command.
Async friendly.
"""
async def update_entity():
"""Get entity from registry."""
registry = await async_get_registry(hass)
if msg['entity_id'] not in registry.entities:
connection.send_message_outside(websocket_api.error_message(
msg['id'], websocket_api.ERR_NOT_FOUND, 'Entity not found'))
return
entry = registry.async_update_entity(
msg['entity_id'], name=msg['name'])
connection.send_message_outside(websocket_api.result_message(
msg['id'], _entry_dict(entry)
))
hass.async_add_job(update_entity())
@callback
def _entry_dict(entry):
"""Helper to convert entry to API format."""
return {
'entity_id': entry.entity_id,
'name': entry.name
}