code.delx.au - gnu-emacs-elpa/blob - packages/web-server/examples/015-auto-mode-server.el

   1 ;;; auto-mode-server.el --- files with fontification from the `auto-mode-alist'
   2 (require 'htmlize)
   3
   4 (lexical-let ((docroot default-directory))
   5   (ws-start
   6    (lambda (request)
   7      (with-slots (process headers) request
   8        (let ((path (ws-in-directory-p
   9                     docroot (substring (cdr (assoc :GET headers)) 1))))
  10          (if path
  11              (if (file-directory-p path)
  12                  (ws-send-directory-list process
  13                    (expand-file-name path docroot) "^[^\.]")
  14                ;; send htmlize version of file
  15                (let ((mode (or (cdr (cl-assoc-if (lambda (re) (string-match re path))
  16                                                  auto-mode-alist))
  17                                'fundamental-mode)))
  18                  (ws-response-header process 200
  19                    '("Content-type" . "text/html; charset=utf-8"))
  20                  (process-send-string process
  21                    (with-temp-buffer
  22                      (insert-file-contents-literally path)
  23                      (funcall mode)
  24                      (let ((html (htmlize-buffer)))
  25                        (prog1 (with-current-buffer html (buffer-string))
  26                          (kill-buffer html)))))))
  27            (ws-send-404 process)))))
  28    9015))