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(define-module (web query)
:use-module (calp util)
:use-module (srfi srfi-1)
:use-module (web uri))
(define*-public (parse-query query-string optional: (encoding "UTF-8"))
(unless (or (not query-string) (string-null? query-string))
(fold (lambda (str list)
;; only split on the first equal.
;; Does HTTP allow multiple equal signs in a data field?
;; NOTE that this fails if str lacks an equal sign.
(define idx (string-index str #\=))
(define key (uri-decode (substring str 0 idx) encoding: encoding))
(define val (uri-decode (substring str (1+ idx)) encoding: encoding))
(cons* (-> key string->symbol symbol->keyword) val list))
'() (string-split query-string #\&))))
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