Used cached user resources in subscriptions

[akkoma] / lib / pleroma / web / common_api / utils.ex

diff --git a/lib/pleroma/web/common_api/utils.ex b/lib/pleroma/web/common_api/utils.ex
index 9cd8b3758edd66c74abdfeee4d517e45caa6cdf6..a830ea5d271e3b64039a702d204d26d5c1db0127 100644 (file)
--- a/lib/pleroma/web/common_api/utils.ex
+++ b/lib/pleroma/web/common_api/utils.ex
@@ -12,6 +12,7 @@ defmodule Pleroma.Web.CommonAPI.Utils do
   alias Pleroma.Repo
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.Utils
+  alias Pleroma.Web.ActivityPub.Visibility
   alias Pleroma.Web.Endpoint
   alias Pleroma.Web.MediaProxy
 
@@ -335,6 +336,24 @@ defmodule Pleroma.Web.CommonAPI.Utils do
 
   def maybe_notify_mentioned_recipients(recipients, _), do: recipients
 
+  def maybe_notify_subscribers(
+        recipients,
+        %Activity{data: %{"actor" => actor, "type" => type}} = activity
+      )
+      when type == "Create" do
+    with %User{} = user <- User.get_cached_by_ap_id(actor) do
+      subscriber_ids =
+        user
+        |> User.subscribers()
+        |> Enum.filter(&Visibility.visible_for_user?(activity, &1))
+        |> Enum.map(& &1.ap_id)
+
+      recipients ++ subscriber_ids
+    end
+  end
+
+  def maybe_notify_subscribers(recipients, _), do: recipients
+
   def maybe_extract_mentions(%{"tag" => tag}) do
     tag
     |> Enum.filter(fn x -> is_map(x) end)