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34 lines
1.4 KiB
Python
34 lines
1.4 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 flask import Markup
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from superset.connectors.base.models import BaseDatasource
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from superset.exceptions import SupersetException
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from superset.views.base import SupersetModelView
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class DatasourceModelView(SupersetModelView):
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def pre_delete(self, item: BaseDatasource) -> None:
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if item.slices:
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raise SupersetException(
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Markup(
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"Cannot delete a datasource that has slices attached to it."
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"Here's the list of associated charts: "
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+ "".join([i.slice_name for i in item.slices])
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)
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)
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