def run(self, task_queue, uid, document_type, callback_url, callback_verb, expire, cloudooo_settings, sam_settings):
print 'Metadata extraction started...'
self._sam = Restfulie.at(sam_settings['url']).auth(*sam_settings['auth']).as_('application/json')
cloudooo = Server("%s/RPC2" % cloudooo_settings['url'])
response = loads(self._sam.get(key=uid).body)
doc = response['data']['file']
filename = response['data']['filename']
if not filename.endswith('pdf'):
print "Converting document to pdf..."
doc = cloudooo.convertFile(doc, filename[-3:], 'pdf')
temp_doc = TemporaryFile(suffix=filename[:-3] + "pdf", delete=False)
print temp_doc.name, filename
temp_doc.write(decodestring(doc))
temp_doc.close()
extractor = {'tcc': TccExtractor, 'event': EventExtractor}
print "Extracting the metadata..."
metadata = extractor[document_type](temp_doc.name).all_metadata()
metadata_key = self._sam.post(value=metadata, expire=expire).resource().key
response['data']['metadata_key'] = metadata_key
self._sam.put(key=uid, value=response['data']).resource()
print "Metadata extraction complete. Sending callback task..."
send_task('nsicloudooomanager.tasks.MetadataCallback',
args=(callback_url, callback_verb, uid, metadata_key),
queue=task_queue, routing_key=task_queue)
print "Metadata callback task sent."
