I believe it's actually part of Rack. Check out the Rack::Request class, and I think you will find what you're looking for. Specifically starting at line 165
http://github.com/chneukirchen/rack/blob/master/lib/rack/request.rb#L165 -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.

