ckanext-dcat/ckanext/dcat/profiles/euro_dcat_ap.py at 8affc13f8dc83564c517fcabf3bad745285f6692 · ckan/ckanext-dcat · GitHub

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from .base import ADMS, URIRefOrLiteral
from .euro_dcat_ap_base import BaseEuropeanDCATAPProfile


class EuropeanDCATAPProfile(BaseEuropeanDCATAPProfile):
    """
    An RDF profile based on the DCAT-AP v1 for data portals in Europe

    More information and specification:

    https://joinup.ec.europa.eu/asset/dcat_application_profile

    """

    def parse_dataset(self, dataset_dict, dataset_ref):

        # Call base method for common properties
        dataset_dict = self._parse_dataset_base(dataset_dict, dataset_ref)

        return dataset_dict

    def graph_from_dataset(self, dataset_dict, dataset_ref):

        # Call base method for common properties
        self._graph_from_dataset_base(dataset_dict, dataset_ref)

        # DCAT AP v1 specific properties
        self._graph_from_dataset_v1_only(dataset_dict, dataset_ref)

    def graph_from_catalog(self, catalog_dict, catalog_ref):

        self._graph_from_catalog_base(catalog_dict, catalog_ref)

    def graph_from_catalog_record(self, dataset_dict, dataset_ref, catalog_record_ref):

        self._graph_from_catalog_record_base(dataset_dict, dataset_ref, catalog_record_ref)

    def _graph_from_dataset_v1_only(self, dataset_dict, dataset_ref):
        """
        CKAN -> DCAT v1 specific properties (not applied to higher versions)
        """

        # Other identifiers (these are handled differently in the
        # DCAT-AP v3 profile)
        self._add_triple_from_dict(
            dataset_dict,
            dataset_ref,
            ADMS.identifier,
            "alternate_identifier",
            list_value=True,
            _type=URIRefOrLiteral,
            _class=ADMS.Identifier,
        )