# File lib/mongrel.rb, line 539
539:     def send_file(req, response)
540:       response.start(200) do |head,out|
541:         # set the mime type from our map based on the ending
542:         dot_at = req.rindex(".")
543:         if dot_at
544:           ext = req[dot_at .. -1]
545:           if MIME_TYPES[ext]
546:             head['Content-Type'] = MIME_TYPES[ext]
547:           end
548:         end
549: 
550:         open(req, "rb") do |f|
551:           out.write(f.read)
552:         end
553:       end
554:     end