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;;; Copyright © 2019 - 2022 Jakob L. Kreuze <zerodaysfordays@sdf.org>
;;;
;;; This program is free software; you can redistribute it and/or
;;; modify it under the terms of the GNU General Public License as
;;; published by the Free Software Foundation; either version 3 of the
;;; License, or (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;; General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program. If not, see
;;; <http://www.gnu.org/licenses/>.
(use-modules (dynamic capabilities rsvp)
(dynamic logging)
(srfi srfi-1)
(ice-9 match)
(web server)
(web request)
(web response)
(web uri))
(define (not-found request)
"Build a (somewhat) descriptive response for a non-existent resource."
(values (build-response #:code 404)
(string-append "Resource not found: "
(uri->string (request-uri request)))))
(define (handle-api-request request body endpoint)
"Route handler for the API server."
(let ((method (request-method request))
(originating-ip (assoc-ref (request-headers request) 'X-Forwarded-For)))
(log-append! 'info (format #f "~a ~a (~a)" method endpoint originating-ip)))
((match (cons (request-method request) endpoint)
;; ('(GET "challenge") make-challenge)
;; ('(GET "comments") get-comments)
;; ('(POST "comment") put-comment)
('(GET "rsvp" "event-info") get-event-info)
('(POST "rsvp") post-event-rsvp)
(_ (lambda (. args) (not-found request))))
request body))
(define (main-request-handler request body)
"Server entry-point; parse `request' and defer to routing system."
(let* ((path-encoded (uri-path (request-uri request)))
(path (split-and-decode-uri-path path-encoded)))
(if (string= "api" (first path))
(handle-api-request request body (drop path 1))
(not-found request))))
(run-server main-request-handler)
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