module Rack module Handler class CGI def self.run(app, options=nil) serve app end def self.serve(app) env = ENV.to_hash env.delete "HTTP_CONTENT_LENGTH" env["SCRIPT_NAME"] = "" if env["SCRIPT_NAME"] == "/" env.update({"rack.version" => [0,1], "rack.input" => STDIN, "rack.errors" => STDERR, "rack.multithread" => false, "rack.multiprocess" => true, "rack.run_once" => true, "rack.url_scheme" => ["yes", "on", "1"].include?(ENV["HTTPS"]) ? "https" : "http" }) env["QUERY_STRING"] ||= "" env["HTTP_VERSION"] ||= env["SERVER_PROTOCOL"] env["REQUEST_PATH"] ||= "/" status, headers, body = app.call(env) begin send_headers status, headers send_body body ensure body.close if body.respond_to? :close end end def self.send_headers(status, headers) STDOUT.print "Status: #{status}\r\n" headers.each { |k, vs| vs.each { |v| STDOUT.print "#{k}: #{v}\r\n" } } STDOUT.print "\r\n" STDOUT.flush end def self.send_body(body) body.each { |part| STDOUT.print part STDOUT.flush } end end end end