在Rails 3中替换资源的默认路由

resources :referrals, :except => [:show, :edit, :destroy]

referrals    GET  /referrals(.:format)     {:action=>"index", :controller=>"referrals"}
             POST /referrals(.:format)     {:action=>"create", :controller=>"referrals"}
new_referral GET  /referrals/new(.:format) {:action=>"new", :controller=>"referrals"}
referral     PUT  /referrals/:id(.:format) {:action=>"update", :controller=>"referrals"}
share             /share(.:format)         {:controller=>"referrals", :action=>"new"}
special           /special(.:format)       {:controller=>"referrals", :action=>"index"}
thanks            /thanks(.:format)        {:controller=>"pages", :action=>"thanks"}
                  /:shortlink(.:format)    {:controller=>"referrals", :action=>"update"}
                  /:linktext(.:format)     {:controller=>"referrals", :action=>"update"}
root              /(.:format)              {:controller=>"pages", :action=>"home"}

/:shortlink(.:format)

/:linktext(.:format)

/referrals/:id(.:format)