improve behavior when unknown format

1 files changed, 9 insertions, 0 deletions

diff --git a/app/controllers/errors_controller.rb b/app/controllers/errors_controller.rb
index 1755e05..e1d5dcf 100644
--- a/app/controllers/errors_controller.rb
+++ b/app/controllers/errors_controller.rb
@@ -1,5 +1,7 @@
 class ErrorsController < ApplicationController
   layout "index"
+  skip_before_filter :check_format
+  before_filter :force_format
 
   def render_error
     @exception = env["action_dispatch.exception"]
@@ -28,4 +30,11 @@ class ErrorsController < ApplicationController
       render "error", status: 500
     end
   end
+
+  private
+  def force_format
+    unless [:json, :html].include?(request.format.to_sym)
+      request.format = "html"
+    end
+  end
 end