def refresh_thumbnail():
def refresh_thumbnail_helper(dir_model):
dir_children = [d for d in Directory.query.filter(Directory.parent == dir_model.id).all()]
file_children = [f for f in File.query.filter(File.parent == dir_model.id).all()]
for file in file_children:
if file.thumbnail_uuid != DEFAULT_THUMBNAIL_NAME:
return file.thumbnail_uuid
for d in dir_children:
if d.thumbnail_uuid != DEFAULT_THUMBNAIL_NAME:
return d.thumbnail_uuid
# WE HAVE TO GO DEEPER (inception noise)
for d in dir_children:
return refresh_thumbnail_helper(d)
# No thumbnail found
return DEFAULT_THUMBNAIL_NAME
missing_thumbnails = File.query.filter(File.thumbnail_uuid == DEFAULT_THUMBNAIL_NAME).all()
for file_model in missing_thumbnails:
dir_path = get_full_dir_path(file_model.parent)
file_path = os.path.join(dir_path, file_model.name)
mime = file_model.mimetype
file_model.thumbnail_uuid = generate_image_thumbnail(file_path, dir_path, mime)
db.session.flush()
db.session.commit()
db.session.refresh(file_model)
missing_thumbnails = Directory.query.filter(Directory.thumbnail_uuid == DEFAULT_THUMBNAIL_NAME).all()
for dir_model in missing_thumbnails:
dir_model.thumbnail_uuid = refresh_thumbnail_helper(dir_model)
db.session.flush()
db.session.commit()
db.session.refresh(dir_model)
def refresh_default_thumbnails():
missing_thumbnails = File.query.filter(File.thumbnail_uuid == DEFAULT_THUMBNAIL_NAME).all()
for file_model in missing_thumbnails:
dir_path = get_full_dir_path(file_model.parent)
file_path = os.path.join(dir_path, file_model.name)
mime = file_model.mimetype
file_model.thumbnail_uuid = generate_image_thumbnail(file_path, dir_path, mime)
db.session.flush()
db.session.commit()
db.session.refresh(file_model)
missing_thumbnails = Directory.query.filter(Directory.thumbnail_uuid == DEFAULT_THUMBNAIL_NAME).all()
for dir_model in missing_thumbnails:
dir_model.thumbnail_uuid = refresh_directory_thumbnail(dir_model)
db.session.flush()
db.session.commit()
db.session.refresh(dir_model)