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