InstanceView: expose restrict_unauthenticated settings

Signed-off-by: nicole mikołajczyk <git@mkljczk.pl>

lib/pleroma/web/mastodon_api/views/instance_view.ex

@@ -261,6 +261,21 @@ defmodule Pleroma.Web.MastodonAPI.InstanceView do
     })
   end
 
+  defp restrict_unauthenticated do
+    Config.get([:restrict_unauthenticated])
+    |> Enum.map(fn {category, features} ->
+      features =
+        Enum.map(features, fn
+          {feature, is_enabled} when is_boolean(is_enabled) -> {feature, is_enabled}
+          {feature, :if_instance_is_private} -> {feature, !Config.get!([:instance, :public])}
+        end)
+        |> Enum.into(%{})
+
+      {category, features}
+    end)
+    |> Enum.into(%{})
+  end
+
   defp pleroma_configuration(instance) do
     base_urls = %{}
 
@@ -288,7 +303,8 @@ defmodule Pleroma.Web.MastodonAPI.InstanceView do
         birthday_min_age: Config.get([:instance, :birthday_min_age]),
         translation: supported_languages(),
         base_urls: base_urls,
-        markup: markup()
+        markup: markup(),
+        restrict_unauthenticated: restrict_unauthenticated()
       },
       stats: %{mau: Pleroma.User.active_user_count()},
       vapid_public_key: Keyword.get(Pleroma.Web.Push.vapid_config(), :public_key)

test/pleroma/web/mastodon_api/controllers/instance_controller_test.exs

@@ -194,4 +194,14 @@ defmodule Pleroma.Web.MastodonAPI.InstanceControllerTest do
     refute Map.has_key?(result["pleroma"]["metadata"]["base_urls"], "media_proxy")
     refute Map.has_key?(result["pleroma"]["metadata"]["base_urls"], "upload")
   end
+
+  test "restrict_unauthenticated", %{conn: conn} do
+    result =
+      conn
+      |> get("/api/v1/instance")
+      |> json_response_and_validate_schema(200)
+
+    assert result["pleroma"]["metadata"]["restrict_unauthenticated"]["timelines"]["local"] ==
+             false
+  end
 end