- # frozen_string_literal: true
-
- class ActivityPub::Activity::Delete < ActivityPub::Activity
- def perform
- if @account.uri == object_uri
- delete_person
- else
- delete_note
- end
- end
-
- private
-
- def delete_person
- lock_or_return("delete_in_progress:#{@account.id}") do
- DeleteAccountService.new.call(@account, reserve_username: false, skip_activitypub: true)
- end
- end
-
- def delete_note
- return if object_uri.nil?
-
- lock_or_return("delete_status_in_progress:#{object_uri}", 5.minutes.seconds) do
- unless invalid_origin?(object_uri)
- # This lock ensures a concurrent `ActivityPub::Activity::Create` either
- # does not create a status at all, or has finished saving it to the
- # database before we try to load it.
- # Without the lock, `delete_later!` could be called after `delete_arrived_first?`
- # and `Status.find` before `Status.create!`
- lock_or_fail("create:#{object_uri}") { delete_later!(object_uri) }
-
- Tombstone.find_or_create_by(uri: object_uri, account: @account)
- end
-
- @status = Status.find_by(uri: object_uri, account: @account)
- @status ||= Status.find_by(uri: @object['atomUri'], account: @account) if @object.is_a?(Hash) && @object['atomUri'].present?
-
- return if @status.nil?
-
- forward! if @json['signature'].present? && @status.distributable?
- delete_now!
- end
- end
-
- def rebloggers_ids
- return @rebloggers_ids if defined?(@rebloggers_ids)
- @rebloggers_ids = @status.reblogs.includes(:account).references(:account).merge(Account.local).pluck(:account_id)
- end
-
- def inboxes_for_reblogs
- Account.where(id: ::Follow.where(target_account_id: rebloggers_ids).select(:account_id)).inboxes
- end
-
- def replied_to_status
- return @replied_to_status if defined?(@replied_to_status)
- @replied_to_status = @status.thread
- end
-
- def reply_to_local?
- !replied_to_status.nil? && replied_to_status.account.local?
- end
-
- def inboxes_for_reply
- replied_to_status.account.followers.inboxes
- end
-
- def forward!
- inboxes = inboxes_for_reblogs
- inboxes += inboxes_for_reply if reply_to_local?
- inboxes -= [@account.preferred_inbox_url]
-
- sender_id = reply_to_local? ? replied_to_status.account_id : rebloggers_ids.first
-
- ActivityPub::LowPriorityDeliveryWorker.push_bulk(inboxes.uniq) do |inbox_url|
- [payload, sender_id, inbox_url]
- end
- end
-
- def delete_now!
- RemoveStatusService.new.call(@status, redraft: false)
- end
-
- def payload
- @payload ||= Oj.dump(@json)
- end
- end
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