def post(self): # pylint: disable=g-bad-name
"""Handles Object Change Notifications."""
logging.debug(
'%s\n\n%s',
'\n'.join(['%s: %s' % x for x in self.request.headers.iteritems()]),
self.request.body)
resource_state = self.request.headers['X-Goog-Resource-State']
if resource_state == 'sync':
logging.info('Sync OCN message received.')
elif resource_state == 'exists':
logging.info('New file upload OCN message received.')
data = json.loads(self.request.body)
bucket = data['bucket']
object_name = data['name']
# Get Image location in GCS.
gcs_image_location = '/gs/%s/%s' % (bucket, object_name)
blob_key = blobstore.create_gs_key(gcs_image_location)
# Try and get username from metadata.
if data.has_key('metadata') and data['metadata'].has_key('owner'):
owner = data['metadata']['owner']
else:
owner = data['owner']['entity']
# Try to get public image URL for entry creation.
image_link = None
try:
image_link = images.get_serving_url(blob_key, secure_url=True)
except images.ObjectNotFoundError:
logging.error('Could not find image link for %s.',
gcs_image_location)
except images.TransformationError:
logging.error('Could not convert link to image: %s.',
gcs_image_location)
if image_link:
bitdoc = Bitdoc(user=owner,
image_link=image_link,
file_name=object_name)
logging.info('Creating Entry... %s - %s',
bitdoc.user,
bitdoc.image_link)
# timestamp auto.
bitdoc.put()
# Add Task to pull queue.
info = {'key': unicode(bitdoc.key()),
'image_link': unicode(image_link)}
processing_task_queue.add(taskqueue.Task(payload=json.dumps(info),
method='PULL'))
def ListImages(self, request):
"""Returns list of images to the client."""
GetEndpointsAuthUser()
images = []
query = Bitdoc.all().order('-timestamp')
for item in query.fetch(limit=request.limit, offset=request.offset):
images.append(
ListImage(user=item.user,
timestamp=item.timestamp_strsafe,
image_link=item.image_link,
image_8bit_link=item.image_8bit_link,
timestamp_8bit=item.timestamp_8bit_strsafe,
key=str(item.key())))
return ListImagesResponse(images=images)
def ListImages(self, request):
"""Returns list of images to the client."""
GetEndpointsAuthUser()
images = []
query = Bitdoc.all().order('-timestamp')
for item in query.fetch(limit=request.limit, offset=request.offset):
images.append(
ListImage(
user=item.user,
timestamp=item.timestamp_strsafe,
image_link=item.image_link,
image_8bit_link=item.image_8bit_link,
timestamp_8bit=item.timestamp_8bit_strsafe,
key=str(item.key())
)
)
return ListImagesResponse(images=images)
