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mastodon/app/lib/activitypub/activity/undo.rb
Eugen Rochko 72bb3e03fd Support more variations of ActivityPub keyId in signature (#4630)
- Tries to avoid performing HTTP request if the keyId is an actor URI
- Likewise if the URI is a fragment URI on top of actor URI
- Resolves public key, returns owner if the owner links back to the key
2017-08-21 22:57:34 +02:00

70 lines
1.4 KiB
Ruby

# frozen_string_literal: true
class ActivityPub::Activity::Undo < ActivityPub::Activity
def perform
case @object['type']
when 'Announce'
undo_announce
when 'Follow'
undo_follow
when 'Like'
undo_like
when 'Block'
undo_block
end
end
private
def undo_announce
status = Status.find_by(uri: object_uri, account: @account)
if status.nil?
delete_later!(object_uri)
else
RemoveStatusService.new.call(status)
end
end
def undo_follow
target_account = account_from_uri(target_uri)
return if target_account.nil? || !target_account.local?
if @account.following?(target_account)
@account.unfollow!(target_account)
else
delete_later!(object_uri)
end
end
def undo_like
status = status_from_uri(target_uri)
return if status.nil? || !status.account.local?
if @account.favourited?(status)
favourite = status.favourites.where(account: @account).first
favourite&.destroy
else
delete_later!(object_uri)
end
end
def undo_block
target_account = account_from_uri(target_uri)
return if target_account.nil? || !target_account.local?
if @account.blocking?(target_account)
UnblockService.new.call(@account, target_account)
else
delete_later!(object_uri)
end
end
def target_uri
@target_uri ||= value_or_id(@object['object'])
end
end