akkoma/lib/pleroma/web/activity_pub/side_effects.ex

48 lines
1.3 KiB
Elixir
Raw Normal View History

defmodule Pleroma.Web.ActivityPub.SideEffects do
@moduledoc """
This module looks at an inserted object and executes the side effects that it
implies. For example, a `Like` activity will increase the like count on the
liked object, a `Follow` activity will add the user to the follower
collection, and so on.
"""
alias Pleroma.Notification
2019-10-23 10:18:05 +00:00
alias Pleroma.Object
alias Pleroma.Web.ActivityPub.Utils
def handle(object, meta \\ [])
# Tasks this handles:
# - Add like to object
# - Set up notification
def handle(%{data: %{"type" => "Like"}} = object, meta) do
2020-04-22 19:21:21 +00:00
{:ok, result} =
Pleroma.Repo.transaction(fn ->
liked_object = Object.get_by_ap_id(object.data["object"])
Utils.add_like_to_object(object, liked_object)
2020-04-22 19:21:21 +00:00
Notification.create_notifications(object)
2020-04-22 19:21:21 +00:00
{:ok, object, meta}
end)
result
end
# Tasks this handles:
# - Delete create activity
# - Replace object with Tombstone
# - Set up notification
def handle(%{data: %{"type" => "Delete", "object" => deleted_object}} = object, meta) do
with %Object{} = deleted_object <- Object.normalize(deleted_object),
{:ok, _, _} <- Object.delete(deleted_object) do
Notification.create_notifications(object)
{:ok, object, meta}
end
end
# Nothing to do
def handle(object, meta) do
{:ok, object, meta}
end
end