1 files changed, 19 insertions, 3 deletions
diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index 56e599ecc..7531757f5 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -1,5 +1,5 @@
 # Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.User do
@@ -530,7 +530,14 @@ defmodule Pleroma.User do
   end
 
   def maybe_validate_required_email(changeset, true), do: changeset
-  def maybe_validate_required_email(changeset, _), do: validate_required(changeset, [:email])
+
+  def maybe_validate_required_email(changeset, _) do
+    if Pleroma.Config.get([:instance, :account_activation_required]) do
+      validate_required(changeset, [:email])
+    else
+      changeset
+    end
+  end
 
   defp put_ap_id(changeset) do
     ap_id = ap_id(%User{nickname: get_field(changeset, :nickname)})
@@ -749,9 +756,18 @@ defmodule Pleroma.User do
     Cachex.del(:user_cache, "nickname:#{user.nickname}")
   end
 
+  @spec get_cached_by_ap_id(String.t()) :: User.t() | nil
   def get_cached_by_ap_id(ap_id) do
     key = "ap_id:#{ap_id}"
-    Cachex.fetch!(:user_cache, key, fn _ -> get_by_ap_id(ap_id) end)
+
+    with {:ok, nil} <- Cachex.get(:user_cache, key),
+         user when not is_nil(user) <- get_by_ap_id(ap_id),
+         {:ok, true} <- Cachex.put(:user_cache, key, user) do
+      user
+    else
+      {:ok, user} -> user
+      nil -> nil
+    end
   end
 
   def get_cached_by_id(id) do