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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.FederatingPlug do
   6   import Plug.Conn
   7
   8   def init(options) do
   9     options
  10   end
  11
  12   def call(conn, _opts) do
  13     if federating?() do
  14       conn
  15     else
  16       fail(conn)
  17     end
  18   end
  19
  20   def federating?, do: Pleroma.Config.get([:instance, :federating])
  21
  22   def fail(conn) do
  23     conn
  24     |> put_status(404)
  25     |> Phoenix.Controller.put_view(Pleroma.Web.ErrorView)
  26     |> Phoenix.Controller.render("404.json")
  27     |> halt()
  28   end
  29 end