def test_create_premis(self):
premisgen = PremisGenerator(TestPremisCreation.tmp_ip_dir)
premisgen.createPremis()
self.validate_xml(TestPremisCreation.premis_file_path,
TestPremisCreation.premis_schema_file)
def create_sip(package_dir: str,
package_name: str,
identifier: str,
generate_premis: bool = True,
generate_package: bool = True,
custom_logger=None) -> bool:
logger = custom_logger if custom_logger else LOGGER
# PREMIS
premis_path = os.path.join(package_dir, 'metadata/preservation/premis.xml')
if generate_premis:
premisgen = PremisGenerator(package_dir)
premisgen.createPremis()
premisinfo = {
'outcome': 'success',
'task_name': 'create_sip',
'event_type': 'Package initialisation',
'linked_object': None
}
logger.info("Creating PREMIS file %s" % premis_path)
premisgen.addEvent('metadata/preservation/premis.xml', premisinfo)
reps_path = os.path.join(package_dir, 'representations')
for name in os.listdir(reps_path):
rep_path = os.path.join(reps_path, name)
if os.path.isdir(rep_path):
if generate_premis:
# representation PREMIS
logger.info(
"Creating representation PREMIS file %s" %
os.path.join(rep_path, 'metadata/preservation/premis.xml'))
premisgen = PremisGenerator(rep_path)
premisgen.createPremis()
# representation METS
logger.info("Creating representation METS file: %s" %
os.path.join(rep_path, "METS.xml"))
mets_data = {
'packageid': identifier,
'type': 'SIP',
'schemas': os.path.join(package_dir, 'schemas'),
'parent': ''
}
metsgen = MetsGenerator(rep_path)
metsgen.createMets(mets_data)
if generate_premis:
# PREMIS
premisgen = PremisGenerator(package_dir)
premisgen.createPremis()
# METS
mets_data = {
'packageid': identifier,
'type': 'SIP',
'schemas': os.path.join(package_dir, 'schemas'),
'parent': ''
}
mets_path = os.path.join(package_dir, "METS.xml")
logger.info("Creating METS file %s" % mets_path)
metsgen = MetsGenerator(package_dir)
metsgen.createMets(mets_data)
# packaging
input_path = Path(package_dir)
storage_tar_file = os.path.join(input_path.parent, package_name + '.tar')
if generate_package:
logger.info("Creating package: %s" % storage_tar_file)
create_package(package_dir, package_name)
if not os.path.exists(mets_path):
logger.error("Error creating METS file %s" % mets_path)
premis_success = (not generate_package or os.path.exists(premis_path))
if not premis_success:
logger.error("Error creating PREMIS file %s" % premis_path)
package_success = (not generate_package
or os.path.exists(storage_tar_file))
if not package_success:
logger.error("Error creating package %s" % storage_tar_file)
return (os.path.exists(mets_path) and premis_success and package_success)