class HttpRouter

def process_destination_path(path, env)
  env['padrino.instance'].instance_eval do
    request.route_obj = path.route
    @_response_buffer = nil
    @params ||= {}
    @params.update(env['router.params'])
    @block_params = if path.route.is_a?(HttpRouter::RegexRoute)
      params_list = env['router.request'].extra_env['router.regex_match'].to_a
      params_list.shift
      @params[:captures] = params_list
      params_list
    else
      env['router.request'].params
    end
    # Provide access to the current controller to the request
    # Now we can eval route, but because we have "throw halt" we need to be
    # (en)sure to reset old layout and run controller after filters.
    old_params = @params
    parent_layout = @layout
    successful = false
    begin
      filter! :before
      (path.route.before_filters - self.class.filters[:before]).each { |filter| instance_eval(&filter)} if path.route.before_filters
      # If present set current controller layout
      @layout = path.route.use_layout if path.route.use_layout
      @route = path.route
      @route.custom_conditions.each { |blk| pass if instance_eval(&blk) == false } if @route.custom_conditions
      @block_params = @block_params.slice(0, path.route.dest.arity) if path.route.dest.arity > 0
      halt_response = catch(:halt) { route_eval(&path.route.dest) }
      @_response_buffer = halt_response.is_a?(Array) ? halt_response.last : halt_response
      successful = true
      halt @_response_buffer
    ensure
      (@_pending_after_filters ||= []).concat(path.route.after_filters) if path.route.after_filters && successful
      @layout = parent_layout
      @params = old_params
    end
  end
end