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 _fill_metadata_dataset_identification_form(data: dict, metadata: Metadata, dataset: Dataset, user: MrMapUser):
""" Fills form data into Metadata/Dataset records
Args:
data (dict): Cleaned form data
metadata (dict): The metadata record
dataset (dict): The dataset record
user: The performing user
Returns:
"""
metadata.title = data.get("title", None)
metadata.abstract = data.get("abstract", None)
metadata.created = data.get("date_stamp", None)
metadata.created_by = data.get("created_by", None)
dataset.language_code = data.get("language_code", None)
dataset.character_set_code = data.get("character_set_code", None)
dataset.date_stamp = data.get("date_stamp", None)
ref_systems = data.get("reference_system", [])
metadata.reference_system.clear()
for ref_system in ref_systems:
metadata.reference_system.add(ref_system)
additional_related_objects = data.get("additional_related_objects", [])
MetadataRelation.objects.filter(to_metadata=metadata, origin=ResourceOriginEnum.EDITOR.value).delete()
for additional_object in additional_related_objects:
additional_object.add_metadata_relation(to_metadata=metadata,
relation_type=MetadataRelationEnum.DESCRIBES.value,
internal=True,
origin=ResourceOriginEnum.EDITOR.value)
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