Track usage of media files and add a job to clean them

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/web/plugs/uploaded_media.ex

@@ -72,7 +72,10 @@ defmodule Mobilizon.Web.Plugs.UploadedMedia do
       conn
     else
       conn
-      |> send_resp(404, "Not found")
+      |> delete_resp_header("content-disposition")
+      |> put_status(404)
+      |> Phoenix.Controller.put_view(Mobilizon.Web.ErrorView)
+      |> Phoenix.Controller.render("404.html")
       |> halt()
     end
   end

lib/web/upload/filter/optimize.ex

@@ -1,6 +1,6 @@
 defmodule Mobilizon.Web.Upload.Filter.Optimize do
   @moduledoc """
-  Handle picture optimizations
+  Handle media optimizations
   """
 
   @behaviour Mobilizon.Web.Upload.Filter