tmpkey))

;; returns session key IFF it is in the HTTP_COOKIE 
(define (session:extract-session-key self)
  (let ((http-cookie (get-environment-variable "HTTP_COOKIE")))
    (if http-cookie
        (session:extract-key-from-param self (string-split-fields  ";\\s+" http-cookie infix:) "session_key")
        #f)))

(define (session:get-session-id self session-key)
  (let ((query "SELECT id FROM sessions WHERE session_key=?;")
        (result #f))
    ;;     (pg:query-for-each (lambda (tuple)
    ;;                          (set! result (vector-ref tuple 0))) ;; (vector-ref tuple 0)))
    ;;                        (s:sqlparam query session-key)