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;;; guix-web - Web interface for GNU Guix
;;; Copyright © 2014 David Thompson <davet@gnu.org>
;;;
;;; This program is free software: you can redistribute it and/or
;;; modify it under the terms of the GNU Affero 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
;;; Affero General Public License for more details.
;;;
;;; You should have received a copy of the GNU Affero General Public
;;; License along with this program. If not, see
;;; <http://www.gnu.org/licenses/>.
(define-module (guix-web server)
#:use-module (ice-9 binary-ports)
#:use-module (ice-9 match)
#:use-module (srfi srfi-1)
#:use-module (web http)
#:use-module (web request)
#:use-module (web server)
#:use-module (web uri)
#:use-module (guix-web config)
#:use-module (guix-web controller)
#:use-module (guix-web render)
#:use-module (guix-web util)
#:export (start-guix-web))
(define file-mime-types
'(("css" . (text/css))
("js" . (text/javascript))
("png" . (image/png))))
(define (serve-static-asset request)
(let ((filename (string-join
(cons guix-web-asset-dir
(request-path-components request))
"/")))
(and (file-exists? filename)
(not (directory? filename))
(list `((content-type . ,(assoc-ref file-mime-types
(file-extension filename))))
(call-with-input-file filename get-bytevector-all)))))
(define (run-controller controller request)
(controller (cons (request-method request)
(request-path-components request))))
(define (handler request body controller)
(format #t "~a ~a\n"
(request-method request)
(uri-path (request-uri request)))
(apply values
(append
(or (run-controller controller request)
(serve-static-asset request)
(not-found (request-uri request)))
(list controller))))
(define (start-guix-web controller)
(run-server (lambda args (apply handler args))
'http
`(#:addr ,INADDR_ANY
#:port ,guix-web-port)
controller))
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