Used cached user resources in subscriptions

lib/pleroma/user.ex

@@ -926,7 +926,7 @@ def unmute(muter, %{ap_id: ap_id}) do
   def subscribe(subscriber, %{ap_id: ap_id}) do
     deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
 
-    with %User{} = subscribed <- get_or_fetch_by_ap_id(ap_id) do
+    with %User{} = subscribed <- get_cached_by_ap_id(ap_id) do
       blocked = blocks?(subscribed, subscriber) and deny_follow_blocked
 
       if blocked do
@@ -944,7 +944,7 @@ def subscribe(subscriber, %{ap_id: ap_id}) do
   end
 
   def unsubscribe(unsubscriber, %{ap_id: ap_id}) do
-    with %User{} = user <- get_or_fetch_by_ap_id(ap_id) do
+    with %User{} = user <- get_cached_by_ap_id(ap_id) do
       info_cng =
         user.info
         |> User.Info.remove_from_subscribers(unsubscriber.ap_id)

lib/pleroma/web/common_api/utils.ex

@@ -341,7 +341,7 @@ def maybe_notify_subscribers(
         %Activity{data: %{"actor" => actor, "type" => type}} = activity
       )
       when type == "Create" do
-    with %User{} = user <- User.get_by_ap_id(actor) do
+    with %User{} = user <- User.get_cached_by_ap_id(actor) do
       subscriber_ids =
         user
         |> User.subscribers()

lib/pleroma/web/mastodon_api/mastodon_api_controller.ex

@@ -864,7 +864,7 @@ def unblock_domain(%{assigns: %{user: blocker}} = conn, %{"domain" => domain}) d
   end
 
   def subscribe(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %User{} = subscription_target <- User.get_by_id(id),
+    with %User{} = subscription_target <- User.get_cached_by_id(id),
          {:ok, subscription_target} = User.subscribe(user, subscription_target) do
       conn
       |> put_view(AccountView)
@@ -878,7 +878,7 @@ def subscribe(%{assigns: %{user: user}} = conn, %{"id" => id}) do
   end
 
   def unsubscribe(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with %User{} = subscription_target <- User.get_by_id(id),
+    with %User{} = subscription_target <- User.get_cached_by_id(id),
          {:ok, subscription_target} = User.unsubscribe(user, subscription_target) do
       conn
       |> put_view(AccountView)