def get_sessions_and_total_times(self, annotation_data, current_user):
# Paperjs objects are complex, so they will not always be passed. Therefor we update
# the annotation twice, checking if the paperjs exists.
sessions = []
total_time = 0
for session in annotation_data.get('sessions', []):
date = datetime.datetime.fromtimestamp(
int(session.get('start')) / 1e3)
model = SessionEvent(
user=current_user.get_username(),
created_at=date,
milliseconds=session.get('milliseconds'),
tools_used=session.get('tools'),
)
total_time += session.get('milliseconds')
sessions.append(model)
return sessions, total_time
def disconnect():
if current_user.is_authenticated:
logger.info(
f'Socket connection has been disconnected with {current_user.username}'
)
image_id = session.get('annotating')
# Remove user from room
if image_id is not None:
image = ImageModel.objects(id=image_id).first()
if image is not None:
start = session.get('annotating_time', time.time())
event = SessionEvent.create(start, current_user)
image.add_event(event)
image.update(pull__annotating=current_user.username)
emit('annotating', {
'image_id': image_id,
'active': False,
'username': current_user.username
},
broadcast=True,
include_self=False)
def post(self):
"""
Called when saving data from the annotator client
"""
data = request.get_json(force=True)
image = data.get('image')
dataset = data.get('dataset')
image_id = image.get('id')
image_model = ImageModel.objects(id=image_id).first()
if image_model is None:
return {'success': False, 'message': 'Image does not exist'}, 400
# Check if current user can access dataset
db_dataset = current_user.datasets.filter(
id=image_model.dataset_id).first()
if dataset is None:
return {
'success': False,
'message': 'Could not find associated dataset'
}
db_dataset.update(annotate_url=dataset.get('annotate_url', ''))
categories = CategoryModel.objects.all()
annotations = AnnotationModel.objects(image_id=image_id)
current_user.update(preferences=data.get('user', {}))
annotated = False
# Iterate every category passed in the data
for category in data.get('categories', []):
category_id = category.get('id')
# Find corresponding category object in the database
db_category = categories.filter(id=category_id).first()
if db_category is None:
continue
category_update = {'color': category.get('color')}
if current_user.can_edit(db_category):
category_update['keypoint_edges'] = category.get(
'keypoint_edges', [])
category_update['keypoint_labels'] = category.get(
'keypoint_labels', [])
db_category.update(**category_update)
# Iterate every annotation from the data annotations
for annotation in category.get('annotations', []):
# Find corresponding annotation object in database
annotation_id = annotation.get('id')
db_annotation = annotations.filter(id=annotation_id).first()
if db_annotation is None:
continue
# Paperjs objects are complex, so they will not always be passed. Therefor we update
# the annotation twice, checking if the paperjs exists.
# Update annotation in database
sessions = []
total_time = 0
for session in annotation.get('sessions', []):
date = datetime.datetime.fromtimestamp(
int(session.get('start')) / 1e3)
model = SessionEvent(
user=current_user.username,
created_at=date,
milliseconds=session.get('milliseconds'),
tools_used=session.get('tools'))
total_time += session.get('milliseconds')
sessions.append(model)
db_annotation.update(add_to_set__events=sessions,
inc__milliseconds=total_time,
set__keypoints=annotation.get(
'keypoints', []),
set__metadata=annotation.get('metadata'),
set__color=annotation.get('color'))
paperjs_object = annotation.get('compoundPath', [])
# Update paperjs if it exists
if len(paperjs_object) == 2:
width = db_annotation.width
height = db_annotation.height
# Generate coco formatted segmentation data
segmentation, area, bbox = coco_util.\
paperjs_to_coco(width, height, paperjs_object)
db_annotation.update(
set__segmentation=segmentation,
set__area=area,
set__bbox=bbox,
set__paper_object=paperjs_object,
)
if area > 0:
annotated = True
image_model.update(set__metadata=image.get('metadata', {}),
set__annotated=annotated,
set__category_ids=image.get('category_ids', []),
set__regenerate_thumbnail=annotated)
return {"success": True}
def annotating(data):
"""
Socket for handling image locking and time logging
"""
image_id = data.get('image_id')
active = data.get('active')
image = ImageModel.objects(id=image_id).first()
if image is None:
# invalid image ID
return
emit('annotating', {
'image_id': image_id,
'active': active,
'username': current_user.username
},
broadcast=True,
include_self=False)
if active:
logger.info(
f'{current_user.username} has started annotating image {image_id}')
# Remove user from pervious room
previous = session.get('annotating')
if previous is not None:
leave_room(previous)
previous_image = ImageModel.objects(id=previous).first()
if previous_image is not None:
start = session.get('annotating_time', time.time())
event = SessionEvent.create(start, current_user)
previous_image.add_event(event)
previous_image.update(pull__annotating=current_user.username)
emit('annotating', {
'image_id': previous,
'active': False,
'username': current_user.username
},
broadcast=True,
include_self=False)
join_room(image_id)
session['annotating'] = image_id
session['annotating_time'] = time.time()
image.update(add_to_set__annotating=current_user.username)
else:
leave_room(image_id)
start = session.get('annotating_time', time.time())
event = SessionEvent.create(start, current_user)
image.add_event(event)
image.update(pull__annotating=current_user.username)
session['annotating'] = None
session['time'] = None