Files
superset2/superset/commands/semantic_layer/update.py
2026-05-05 09:06:09 -04:00

127 lines
4.5 KiB
Python

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
from __future__ import annotations
import logging
from functools import partial
from typing import Any
from flask_appbuilder.models.sqla import Model
from sqlalchemy.exc import SQLAlchemyError
from superset import security_manager
from superset.commands.base import BaseCommand
from superset.commands.semantic_layer.exceptions import (
SemanticLayerInvalidError,
SemanticLayerNotFoundError,
SemanticLayerUpdateFailedError,
SemanticViewForbiddenError,
SemanticViewNotFoundError,
SemanticViewUpdateFailedError,
)
from superset.daos.semantic_layer import SemanticLayerDAO, SemanticViewDAO
from superset.exceptions import SupersetSecurityException
from superset.semantic_layers.models import SemanticLayer, SemanticView
from superset.semantic_layers.registry import registry
from superset.utils import json
from superset.utils.decorators import on_error, transaction
logger = logging.getLogger(__name__)
class UpdateSemanticViewCommand(BaseCommand):
def __init__(self, model_id: int, data: dict[str, Any]):
self._model_id = model_id
self._properties = data.copy()
self._model: SemanticView | None = None
@transaction(
on_error=partial(
on_error,
catches=(SQLAlchemyError, ValueError),
reraise=SemanticViewUpdateFailedError,
)
)
def run(self) -> Model:
self.validate()
assert self._model
return SemanticViewDAO.update(self._model, attributes=self._properties)
def validate(self) -> None:
self._model = SemanticViewDAO.find_by_id(self._model_id)
if not self._model:
raise SemanticViewNotFoundError()
try:
security_manager.raise_for_ownership(self._model)
except SupersetSecurityException as ex:
raise SemanticViewForbiddenError() from ex
name = self._properties.get("name", self._model.name)
layer_uuid = str(self._model.semantic_layer_uuid)
configuration = self._properties.get(
"configuration",
json.loads(self._model.configuration),
)
if not SemanticViewDAO.validate_update_uniqueness(
view_uuid=str(self._model.uuid),
name=name,
layer_uuid=layer_uuid,
configuration=configuration,
):
raise ValueError(
f"A semantic view with name '{name}' and the same "
"configuration already exists in this semantic layer."
)
class UpdateSemanticLayerCommand(BaseCommand):
def __init__(self, uuid: str, data: dict[str, Any]):
self._uuid = uuid
self._properties = data.copy()
self._model: SemanticLayer | None = None
@transaction(
on_error=partial(
on_error,
catches=(SQLAlchemyError, ValueError),
reraise=SemanticLayerUpdateFailedError,
)
)
def run(self) -> Model:
self.validate()
assert self._model
if isinstance(self._properties.get("configuration"), dict):
self._properties["configuration"] = json.dumps(
self._properties["configuration"]
)
return SemanticLayerDAO.update(self._model, attributes=self._properties)
def validate(self) -> None:
self._model = SemanticLayerDAO.find_by_uuid(self._uuid)
if not self._model:
raise SemanticLayerNotFoundError()
name = self._properties.get("name")
if name and not SemanticLayerDAO.validate_update_uniqueness(self._uuid, name):
raise SemanticLayerInvalidError(f"Name already exists: {name}")
if configuration := self._properties.get("configuration"):
sl_type = self._model.type
cls = registry[sl_type]
cls.from_configuration(configuration)