ruby.rb

#!/usr/bin/ruby

require "cgi"
require "erb"

cgi = CGI.new
fObj = cgi.params["upfile"][0]

hlfile = File.new("hypergraph.hl", "w")
hlfile.puts(fObj.read)
hlfile.close

@a = %x{hypergraph -ol hypergraph.hl}
tmpl = File.read("../uploaded.html")

out = ERB.new(tmpl)

print "Content-type: text/html\n\n"
print out.result()