| # 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. |
| |
| # |
| # NodeTemplate, RelationshipTemplate |
| # |
| |
| def get_default_raw_from_copy(presentation, field_name): |
| """ |
| Used for the ``_get_default_raw`` field hook. |
| """ |
| |
| copy = presentation._raw.get('copy') |
| if copy is not None: |
| templates = getattr(presentation._container, field_name) |
| if templates is not None: |
| template = templates.get(copy) |
| if template is not None: |
| return template._raw |
| return None |
