| # Copyright (c) 2023 Project CHIP Authors |
| # |
| # 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. |
| |
| import logging |
| from xml.sax.xmlreader import AttributesImpl |
| |
| from matter_idl.matter_idl_types import Idl |
| |
| from .base import BaseHandler |
| from .context import Context |
| from .handlers import ClusterHandler |
| from .parsing import NormalizeName |
| |
| LOGGER = logging.getLogger('data-model-xml-data-parsing') |
| |
| |
| def contains_valid_cluster_id(attrs: AttributesImpl) -> bool: |
| # Does not check numeric format ... assuming scraper is smart enough for that |
| return 'id' in attrs and len(attrs['id']) > 0 |
| |
| |
| class DataModelXmlHandler(BaseHandler): |
| """Handles the top level (/) of a data model xml file |
| """ |
| |
| def __init__(self, context: Context, idl: Idl): |
| super().__init__(context) |
| self._idl = idl |
| |
| def GetNextProcessor(self, name, attrs: AttributesImpl): |
| if name.lower() == 'cluster': |
| if contains_valid_cluster_id(attrs): |
| return ClusterHandler.ForAttributes(self.context, self._idl, attrs) |
| |
| LOGGER.info( |
| "Found an abstract base cluster (no id): '%s'", attrs['name']) |
| |
| return ClusterHandler.IntoCluster(self.context, self._idl, self.context.AddAbstractBaseCluster(NormalizeName(attrs['name']), self.context.GetCurrentLocationMeta())) |
| else: |
| return BaseHandler(self.context) |