def Transform(self, client, user_post, callback):
from episode import Episode
from post import Post
from user_post import UserPost
from viewpoint import Viewpoint
if UserPost.REMOVED in user_post.labels:
episode_id, photo_id = Post.DeconstructPostId(user_post.post_id)
episode = yield gen.Task(Episode.Query, client, episode_id, None)
viewpoint = yield gen.Task(Viewpoint.Query, client,
episode.viewpoint_id, None)
if viewpoint.IsDefault():
post = yield gen.Task(Post.Query, client, episode_id, photo_id,
None)
post.labels.add(Post.REMOVED)
logging.info('Adding REMOVED label to POST: %s (%s, %s)',
user_post.post_id, episode_id, photo_id)
if Version._mutate_items:
yield gen.Task(post.Update, client)
yield gen.Task(user_post.Delete, client)
callback(user_post)
