def generate_id(self, session):
if self.useUUID:
return gen_uuid()
cxn = self._openDb(session, 'digest')
if cxn is None:
cxn = self._openDb(session, 'database')
if (self.currentId == -1 or session.environment == "apache"):
c = cxn.cursor()
item = c.last()
if item:
# Might need to out normalise key
key = item[0]
if self.outIdNormalizer:
key = self.outIdNormalizer.process_string(session, key)
if not type(key) in (int, long):
self.useUUID = 1
key = gen_uuid()
else:
key += 1
else:
key = long(key)
key += 1
else:
key = 0
else:
key = self.currentId + 1
self.currentId = key
return key
def generate_id(self, session):
if self.useUUID:
return gen_uuid()
cxn = self._openDb(session, 'digest')
if cxn == None:
cxn = self._openDb(session, 'database')
if (self.currentId == -1 or session.environment == "apache"):
c = cxn.cursor()
item = c.last()
if item:
# might need to out normalise key
key = item[0]
if self.outIdNormalizer:
key = self.outIdNormalizer.process_string(session, key)
if not type(key) in (int, long):
self.useUUID = 1
key = gen_uuid()
else:
key += 1
else:
key = long(key)
key += 1
else:
key = 0
else:
key = self.currentId +1
self.currentId = key
return key
def _get_metsWrapper(self, doc):
# Get a generic METS wrapper for the given Document
# Find/Generate identifiers and labels
objid = gen_uuid()
# Set up METS root and header
mets = METS.mets(
{
'ID': '/'.join([objid, 'mets']),
'OBJID': objid,
'TYPE': 'ZIPFILE'
},
METS.metsHdr(
{
'ID': '/'.join([objid, 'metsHdr']),
'CREATEDDATE': time.strftime('%Y-%m-%dT%H:%M:%S%Z')
},
METS.agent(
{
'ROLE': "CREATOR",
'TYPE': "OTHER",
'OTHERTYPE': 'SOFTWARE'
}, METS.name("Cheshire3"),
METS.note("METS instance was created by a Cheshire3 object"
" of type {0} identified as {1}"
"".format(type(self).__name__, self.id)))),
METS.dmdSec(), METS.amdSec(),
METS.fileSec(
METS.fileGrp({'ID': '/'.join([objid, 'fileGrp', '0001'])})))
# Set a human readable label if possible
if doc.filename:
mets.set("LABEL", os.path.abspath(doc.filename))
elif doc.id:
mets.set("LABEL", doc.id)
return mets
def _get_metsWrapper(self, doc):
# Get a generic METS wrapper for the given Document
# Find/Generate identifiers and labels
objid = gen_uuid()
# Set up METS root and header
mets = METS.mets(
{'ID': '/'.join([objid, 'mets']),
'OBJID': objid,
'TYPE': 'ZIPFILE'
},
METS.metsHdr(
{'ID': '/'.join([objid, 'metsHdr']),
'CREATEDDATE': time.strftime('%Y-%m-%dT%H:%M:%S%Z')
},
METS.agent(
{'ROLE': "CREATOR",
'TYPE': "OTHER",
'OTHERTYPE': 'SOFTWARE'
},
METS.name("Cheshire3"),
METS.note(
"METS instance was created by a Cheshire3 object"
" of type {0} identified as {1}"
"".format(type(self).__name__, self.id)
)
)
),
METS.dmdSec(),
METS.amdSec(),
METS.fileSec(
METS.fileGrp({'ID': '/'.join([objid, 'fileGrp', '0001'])})
)
)
# Set a human readable label if possible
if doc.filename:
mets.set("LABEL", os.path.abspath(doc.filename))
elif doc.id:
mets.set("LABEL", doc.id)
return mets
