def _fill_dataset_db_model(self, dataset: Dataset):
""" Fills a Dataset db record from the ISOMetadata data
Args:
dataset (Dataset): The old/empty object
Returns:
dataset (Dataset): The dataset object
"""
dataset.language_code = self.language
dataset.character_set_code = self.character_set_code or "utf8"
dataset.hierarchy_level_code = self.hierarchy_level
dataset.update_frequency_code = self.update_frequency
dataset.update_frequency_code = self.update_frequency
dataset.legal_restriction_code = None
dataset.date_stamp = self.date_stamp
dataset.metadata_standard_name = self.md_standard_name
dataset.metadata_standard_version = self.md_standard_version
dataset.reference_system_code = self.ref_system
dataset.reference_system_version = self.ref_system_version
dataset.reference_system_authority_title = self.ref_system_authority
dataset.md_identifier_code = self.file_identifier
dataset.distribution_function_code = self.distribution_function or "dataset"
dataset.lineage_statement = self.lineage
dataset.legal_restriction_other_constraints = self.access_constraints
dataset.use_limitation = self.use_limitation
return dataset
def _create_dataset_from_md_metadata(self, md_metadata: Element,
metadata: Metadata) -> Dataset:
""" Creates a Dataset record from xml data
Args:
md_metadata (Element): The xml element which holds the data
metadata (Metadata): The related metadata element
Returns:
dataset (Dataset): The dataset record
"""
dataset = Dataset()
dataset.language_code = metadata.language_code
dataset.language_code_list_url = xml_helper.try_get_attribute_from_xml_element(
md_metadata, "codeList",
".//" + GENERIC_NAMESPACE_TEMPLATE.format("language") + "/" +
GENERIC_NAMESPACE_TEMPLATE.format("LanguageCode"))
dataset.character_set_code = xml_helper.try_get_text_from_xml_element(
md_metadata,
".//" + GENERIC_NAMESPACE_TEMPLATE.format("characterSet") + "/" +
GENERIC_NAMESPACE_TEMPLATE.format("MD_CharacterSetCode"))
dataset.character_set_code_list_url = xml_helper.try_get_attribute_from_xml_element(
md_metadata, "codeList",
".//" + GENERIC_NAMESPACE_TEMPLATE.format("characterSet") + "/" +
GENERIC_NAMESPACE_TEMPLATE.format("MD_CharacterSetCode"))
dataset.date_stamp = xml_helper.try_get_text_from_xml_element(
md_metadata,
".//" + GENERIC_NAMESPACE_TEMPLATE.format("dateStamp") + "/" +
GENERIC_NAMESPACE_TEMPLATE.format("Date"))
dataset.metadata_standard_name = xml_helper.try_get_text_from_xml_element(
md_metadata,
".//" + GENERIC_NAMESPACE_TEMPLATE.format("metadataStandardName") +
"/" + GENERIC_NAMESPACE_TEMPLATE.format("CharacterString"))
dataset.metadata_standard_version = xml_helper.try_get_text_from_xml_element(
md_metadata, ".//" +
GENERIC_NAMESPACE_TEMPLATE.format("metadataStandardVersion") +
"/" + GENERIC_NAMESPACE_TEMPLATE.format("CharacterString"))
dataset.update_frequency_code = xml_helper.try_get_text_from_xml_element(
md_metadata, ".//" +
GENERIC_NAMESPACE_TEMPLATE.format("MD_MaintenanceFrequencyCode"))
dataset.update_frequency_code_list_url = xml_helper.try_get_attribute_from_xml_element(
md_metadata, "codeList", ".//" +
GENERIC_NAMESPACE_TEMPLATE.format("MD_MaintenanceFrequencyCode"))
dataset.use_limitation = xml_helper.try_get_text_from_xml_element(
md_metadata,
".//" + GENERIC_NAMESPACE_TEMPLATE.format("useLimitation") + "/" +
GENERIC_NAMESPACE_TEMPLATE.format("CharacterString"))
dataset.lineage_statement = xml_helper.try_get_text_from_xml_element(
md_metadata,
".//" + GENERIC_NAMESPACE_TEMPLATE.format("statement") + "/" +
GENERIC_NAMESPACE_TEMPLATE.format("CharacterString"))
return dataset