| # |
| # Copyright (c) 2022 Project CHIP Authors |
| # All rights reserved. |
| # |
| # Licensed 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 abc import ABC, abstractmethod |
| |
| import chip.clusters as Clusters |
| |
| |
| def _case_insensitive_getattr(object, attr_name, default): |
| for attr in dir(object): |
| if attr.lower() == attr_name.lower(): |
| return getattr(object, attr) |
| return default |
| |
| |
| class DataModelLookup(ABC): |
| @abstractmethod |
| def get_cluster(self, cluster: str): |
| pass |
| |
| @abstractmethod |
| def get_command(self, cluster: str, command: str): |
| pass |
| |
| @abstractmethod |
| def get_attribute(self, cluster: str, attribute: str): |
| pass |
| |
| @abstractmethod |
| def get_event(self, cluster: str, event: str): |
| pass |
| |
| |
| class PreDefinedDataModelLookup(DataModelLookup): |
| def get_cluster(self, cluster: str): |
| try: |
| return _case_insensitive_getattr(Clusters, cluster, None) |
| except AttributeError: |
| return None |
| |
| def get_command(self, cluster: str, command: str): |
| try: |
| commands = _case_insensitive_getattr(Clusters, cluster, None).Commands |
| return _case_insensitive_getattr(commands, command, None) |
| except AttributeError: |
| return None |
| |
| def get_attribute(self, cluster: str, attribute: str): |
| try: |
| attributes = _case_insensitive_getattr(Clusters, cluster, None).Attributes |
| return _case_insensitive_getattr(attributes, attribute, None) |
| except AttributeError: |
| return None |
| |
| def get_event(self, cluster: str, event: str): |
| try: |
| events = _case_insensitive_getattr(Clusters, cluster, None).Events |
| return _case_insensitive_getattr(events, event, None) |
| except AttributeError: |
| return None |