nginx_mruby_redirect_samplee

…
http {
  … 

  server { 
    …

        location /render_imgur {
          mruby_content_handler_code '
            images_from_imgur = ["OiZvLe0b", "3xEanY9b", "JedUbc1b"]
            request = Nginx::Request.new
            image   = request.args.match(/\d*$/)[0].to_i
            imgur_url = "http://imgur.com/#{images_from_imgur[image]}"
            Nginx.redirect imgur_url, Nginx::HTTP_MOVED_TEMPORARILY
          ';
        }
  }

… 
}