X-Git-Url: https://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fcontroller_helper.ex;h=c9a3a25854785fdc4decd8360d4e283d5e4c7de0;hb=2019f3b3ff365b61c14f01c736a6dcb68cb36624;hp=83b884ba9734ffd05b0825f2564153addebea34c;hpb=905bb11747fb87f2ad960175e1fc73aa0e3657a0;p=akkoma

diff --git a/lib/pleroma/web/controller_helper.ex b/lib/pleroma/web/controller_helper.ex
index 83b884ba9..c9a3a2585 100644
--- a/lib/pleroma/web/controller_helper.ex
+++ b/lib/pleroma/web/controller_helper.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.Web.ControllerHelper do
@@ -75,4 +75,19 @@ defmodule Pleroma.Web.ControllerHelper do
       nil -> Pleroma.Web.MastodonAPI.FallbackController.call(conn, {:error, :not_found}) |> halt()
     end
   end
+
+  def try_render(conn, target, params) when is_binary(target) do
+    case render(conn, target, params) do
+      nil -> render_error(conn, :not_implemented, "Can't display this activity")
+      res -> res
+    end
+  end
+
+  def try_render(conn, _, _) do
+    render_error(conn, :not_implemented, "Can't display this activity")
+  end
+
+  @spec put_in_if_exist(map(), atom() | String.t(), any) :: map()
+  def put_in_if_exist(map, _key, nil), do: map
+  def put_in_if_exist(map, key, value), do: put_in(map, key, value)
 end