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')