def processMessage(self, dsid, obj, comime):
try:
# do actions based on DSID then on MIME
if dsid == 'MODS':
coalliance_metadata.add_handle_to_mods(obj)
DSC.mods_to_dc(obj, 'MODS', 'DC')
elif dsid == 'TN':
pass
elif dsid == 'POLICY':
coalliance_metadata.add_policy_to_rels(obj)
else:
comime.dispatch(dsid)
except FedoraConnectionException:
self.logger.warning('Object %s does not exist.' % obj.pid)
def create_derivative(self,
relationship,
postfix,
function,
dsid=None,
args=None):
# make sure we are not creating a derivative of a derivative
if (not self.test_derivative()):
# we default to creating a derivative of ourselves
if not dsid:
dsid = self.dsid
# see if we need a derivative
relationships = self.relsint.getRelationships(
subject=self.dsid, predicate=relationship)
if relationships:
did = relationships[0][2].data
if DSC.check_dates(self.obj, self.dsid, did):
self.call_function(function, dsid, did, args)
self.relsint.update()
else:
did = self.dsid.rsplit('.', 1)[0]
did += postfix
did = mangle_dsid(did)
if did == self.dsid or did in self.obj:
did = self.dsid.rsplit('.', 1)[0]
did += '.d'
did += postfix
did = mangle_dsid(did)
r = self.call_function(function, dsid, did, args)
if (r == 0):
self.relsint.addRelationship(self.dsid, relationship, did)
self.relsint.update()
def create_thumbnail(self, obj, dsid, tnid):
r = DSC.create_thumbnail(obj, dsid, tnid)
if r == 0:
relationships = self.relsint.getRelationships(subject='TN', predicate='fromMime')
if (not relationships and 'TN' not in obj):
DSC.create_thumbnail(obj, dsid, 'TN')
self.relsint.addRelationship('TN', 'fromMime', rels_object(obj[dsid].mimeType, rels_object.LITERAL))
elif(relationships):
current_mime = relationships[0][2].data
new_mime = obj[dsid].mimeType
if (current_mime.split('/')[0] != 'image') and (new_mime.split('/')[0] == 'image'):
DSC.create_thumbnail(obj, dsid, 'TN')
self.relsint.purgeRelationships(subject='TN', predicate='fromMime')
self.relsint.addRelationship('TN', 'fromMime', new_mime)
return r
def fedoraMessage(self, message, obj, client):
# Take a look at what content model we are dealing with
# do some fun stuff based on this
pp = pprint.PrettyPrinter(indent=4)
if 'jwa:audioCModel' in message['content_models']:
if 'TN' not in obj:
obj.addDataStream('TN', controlGroup=u'R', location=AUDIO_THUMB_LOCATION, \
mimeType=u'image/png')
if 'jwa:imageCModel' in message['content_models'] and (
message['dsid'] == 'ORIGINAL'
or message['method'] == 'ingest'):
DSC.create_jp2(obj, 'ORIGINAL', 'JP2')
DSC.create_thumbnail(obj, 'ORIGINAL', 'TN')
if 'jwa:documentCModel' in message['content_models'] and (
message['dsid'] == 'ORIGINAL'
or message['method'] == 'ingest'):
if obj['ORIGINAL'].mimeType == 'application/pdf':
DSC.create_swf(obj, 'ORIGINAL', 'FLEXPAPER')
DSC.create_thumbnail(obj, 'ORIGINAL', 'TN')
else:
r = DSC.create_pdf(obj, 'ORIGINAL', 'PDF')
if r == 0:
DSC.create_thumbnail(obj, 'PDF', 'TN')
DSC.create_swf(obj, 'PDF', 'FLEXPAPER')
else:
obj.addDataStream('TN', controlGroup=u'R', location=BINARY_THUMB_LOCATION, \
mimeType=u'image/png')
def fedoraMessage(self, message, obj, client):
# Take a look at what content model we are dealing with
# do some fun stuff based on this
pp = pprint.PrettyPrinter(indent=4)
if 'jwa:audioCModel' in message['content_models']:
if 'TN' not in obj:
obj.addDataStream('TN', controlGroup=u'R', location=AUDIO_THUMB_LOCATION, \
mimeType=u'image/png')
if 'jwa:imageCModel' in message['content_models'] and (message['dsid'] == 'ORIGINAL' or message['method'] == 'ingest'):
DSC.create_jp2(obj, 'ORIGINAL', 'JP2')
DSC.create_thumbnail(obj, 'ORIGINAL', 'TN')
if 'jwa:documentCModel' in message['content_models'] and (message['dsid'] == 'ORIGINAL' or message['method'] == 'ingest'):
if obj['ORIGINAL'].mimeType == 'application/pdf':
DSC.create_swf(obj, 'ORIGINAL', 'FLEXPAPER')
DSC.create_thumbnail(obj, 'ORIGINAL', 'TN')
else:
r = DSC.create_pdf(obj, 'ORIGINAL', 'PDF')
if r == 0:
DSC.create_thumbnail(obj, 'PDF', 'TN')
DSC.create_swf(obj, 'PDF', 'FLEXPAPER')
else:
obj.addDataStream('TN', controlGroup=u'R', location=BINARY_THUMB_LOCATION, \
mimeType=u'image/png')