def checkMetadataRequirements(self):
import datacite
if self.isDatacite and not self.isReserved:
# If the identifier has DataCite or Crossref XML metadata, we
# know automatically that metadata requirements are satisfied
# (in the Crossref case, by virtue of the design of the
# Crossref-to-DataCite transform, which always generates a
# complete DataCite record).
if "datacite" not in self.cm and\
(not self.usesCrossrefProfile or "crossref" not in self.cm):
try:
datacite.formRecord(self.identifier,
self.cm,
profile=self.profile.label)
except AssertionError, e:
raise django.core.exceptions.ValidationError(
"Public DOI metadata requirements not satisfied: %s." %
str(e))
def dataciteMetadata(self):
# Returns citation metadata as a DataCite XML record. (The record
# includes an encoding declaration, but is not actually encoded.)
# This method does not check metadata requirements, and always
# returns a record; missing attributes will be "(:unav)". The
# mapping is based on the identifier's preferred metadata profile
# but with priority given to the DataCite fields.
import datacite
return datacite.formRecord(self.identifier,
self.cm,
supplyMissing=True,
profile=self.profile.label)
def _updateEzid(request, d, stts, m_to_upgrade=None):
"""
Takes data from form fields in /manage/edit and applies them to IDs metadata
If m_to_upgrade is specified, converts record to advanced datacite
Returns ezid.setMetadata (successful return is the identifier string)
Also removes tags related to old profile if converting to advanced datacite
"""
m_dict = {
'_target': request.POST['target'],
'_status': stts,
'_export': ('yes' if
(not 'export' in d) or d['export'] == 'yes' else 'no')
}
if m_to_upgrade:
d['current_profile'] = metadata.getProfile('datacite')
# datacite_xml ezid profile is defined by presence of 'datacite' assigned to the
# '_profile' key and XML present in the 'datacite' key
m_dict['datacite'] = datacite.formRecord(d['id_text'], m_to_upgrade,
True)
m_dict['_profile'] = 'datacite'
# Old tag cleanup
if m_to_upgrade.get("_profile", "") == "datacite":
m_dict['datacite.creator'] = ''
m_dict['datacite.publisher'] = ''
m_dict['datacite.publicationyear'] = ''
m_dict['datacite.title'] = ''
m_dict['datacite.type'] = ''
if m_to_upgrade.get("_profile", "") == "dc":
m_dict['dc.creator'] = ''
m_dict['dc.date'] = ''
m_dict['dc.publisher'] = ''
m_dict['dc.title'] = ''
m_dict['dc.type'] = ''
if m_to_upgrade.get("_profile", "") == "erc":
m_dict['erc.who'] = ''
m_dict['erc.what'] = ''
m_dict['erc.when'] = ''
# ToDo: Using current_profile here, but isn't this confusing if executing simpleToAdvanced
to_write = uic.assembleUpdateDictionary(request, d['current_profile'],
m_dict)
return ezid.setMetadata(d['id_text'],
userauth.getUser(request, returnAnonymous=True),
to_write)