AuthenticityTokenCatcher

gistfile1.txt

module AuthenticityTokenCatcher
  extend ActiveSupport::Concern
  included do
    rescue_from ActionController::InvalidAuthenticityToken do |exception|
      if request.referrer
        flash[:error] = I18n.t :authenticit_token_error
        redirect_to request.referrer
      else
        raise exception
      end
    end
  end
end

#module Users
#  class SessionsController < Devise::SessionsController
#    include AuthenticityTokenCatcher
#    .........
#   end
#end