| # 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 typing import Any, Union |
| |
| from marshmallow import validate, ValidationError |
| |
| from superset.exceptions import SupersetException |
| from superset.utils import core as utils |
| |
| |
| class OneOfCaseInsensitive(validate.OneOf): |
| """ |
| Marshmallow validator that's based on the built-in `OneOf`, but performs |
| validation case insensitively. |
| """ |
| |
| def __call__(self, value: Any) -> str: |
| try: |
| if (value.lower() if isinstance(value, str) else value) not in [ |
| choice.lower() if isinstance(choice, str) else choice |
| for choice in self.choices |
| ]: |
| raise ValidationError(self._format_error(value)) |
| except TypeError as error: |
| raise ValidationError(self._format_error(value)) from error |
| |
| return value |
| |
| |
| def validate_json(value: Union[bytes, bytearray, str]) -> None: |
| """ |
| JSON Validator that can be passed to a Marshmallow `Field`'s validate argument. |
| |
| :raises ValidationError: if value is not serializable to JSON |
| :param value: an object that should be parseable to JSON |
| """ |
| try: |
| utils.validate_json(value) |
| except SupersetException: |
| raise ValidationError("JSON not valid") |