def field_to_activity(self, value):
tags = []
for item in value.all():
activity_type = item.__class__.__name__
if activity_type == 'User':
activity_type = 'Mention'
tags.append(activitypub.Link(
href=item.remote_id,
name=getattr(item, item.name_field),
type=activity_type
))
return tags
def field_from_activity(self, value):
if not isinstance(value, list):
return None
items = []
for link_json in value:
link = activitypub.Link(**link_json)
tag_type = link.type if link.type != 'Mention' else 'Person'
if tag_type != self.related_model.activity_serializer.type:
# tags can contain multiple types
continue
items.append(
activitypub.resolve_remote_id(self.related_model, link.href)
)
return items
def ap_tag(self):
''' references to books and/or users '''
tags = []
for book in self.mention_books.all():
tags.append(
activitypub.Link(href=book.local_id,
name=book.title,
type='Book'))
for user in self.mention_users.all():
tags.append(
activitypub.Mention(
href=user.remote_id,
name=user.username,
))
return tags
