module Middleman::CoreExtensions::Request::InstanceMethods

def process_request(env, req, res)
  start_time = Time.now
  current_path = nil
  request_path = URI.decode(env['PATH_INFO'].dup)
  if request_path.respond_to? :force_encoding
    request_path.force_encoding('UTF-8')
  end
  request_path = ::Middleman::Util.full_path(request_path, self)
  # Run before callbacks
  run_hook :before
  # Get the resource object for this path
  resource = sitemap.find_resource_by_destination_path(request_path)
  # Return 404 if not in sitemap
  return not_found(res, request_path) unless resource && !resource.ignored?
  # If this path is a binary file, send it immediately
  return send_file(resource, env) if resource.binary?
  current_path = resource.destination_path
  res['Content-Type'] = resource.content_type || 'text/plain'
  begin
    # Write out the contents of the page
    output = resource.render do
      self.req = req
      self.current_path = current_path
    end
    res.write output
    # Valid content is a 200 status
    res.status = 200
  rescue Middleman::CoreExtensions::Rendering::TemplateNotFound => e
    res.write "Error: #{e.message}"
    res.status = 500
  end
  # End the request
  logger.debug "== Finishing Request: #{current_path} (#{(Time.now - start_time).round(2)}s)"
  halt res.finish
end