git.squeep.com Git - akkoma/blob - lib/pleroma/web/activity_pub/side_effects.ex

   1 defmodule Pleroma.Web.ActivityPub.SideEffects do
   2   @moduledoc """
   3   This module looks at an inserted object and executes the side effects that it
   4   implies. For example, a `Like` activity will increase the like count on the
   5   liked object, a `Follow` activity will add the user to the follower
   6   collection, and so on.
   7   """
   8   alias Pleroma.Notification
   9   alias Pleroma.Object
  10   alias Pleroma.Web.ActivityPub.Utils
  11
  12   def handle(object, meta \\ [])
  13
  14   # Tasks this handles:
  15   # - Add like to object
  16   # - Set up notification
  17   def handle(%{data: %{"type" => "Like"}} = object, meta) do
  18     {:ok, result} =
  19       Pleroma.Repo.transaction(fn ->
  20         liked_object = Object.get_by_ap_id(object.data["object"])
  21         Utils.add_like_to_object(object, liked_object)
  22
  23         Notification.create_notifications(object)
  24
  25         {:ok, object, meta}
  26       end)
  27
  28     result
  29   end
  30
  31   # Nothing to do
  32   def handle(object, meta) do
  33     {:ok, object, meta}
  34   end
  35 end