sbbs.el

         (dolist (o (overlays-at sbbs--last-spoiler))
           (when (overlay-get o 'sbbs-uncover-p)
             (delete-overlay o)))
         (setq sbbs--last-spoiler nil))))

 ;; URL.EL CALLBACKS

(defun sbbs--fix-encoding ()
  "Convert the raw response after point to utf-8."
  (save-excursion
    ;; see http://textboard.org/prog/39/263
    (set-buffer-multibyte nil)
    (while (search-forward-regexp
            ;; rx generates a multibyte string, that confuses
            ;; search-forward-regexp, therefore the regexp literal
            ;; here
            "[\x80-\xff]\\(\\(?:\\\\[0-7]\\{3\\}\\)+\\)" 
            nil t)
      (let (new)
        (goto-char (match-beginning 1))
        (while (< (point) (match-end 1))
          (push (string-to-number (buffer-substring
                                   (+ (point) 1)
                                   (+ (point) 4))
                                  8)
                new)
          (forward-char 4))
        (replace-match (apply #'string (nreverse new))
                       nil t nil 1))))
  (set-buffer-multibyte t)
  (decode-coding-region (point) (point-max)
                        'utf-8))

(defun sbbs--board-loader (status buf)
  "Callback function for `url-retrieve' when loading board.

Load results into buffer BUF. STATUS is used to check for
errors."
  (when (buffer-live-p buf)
    (when (plist-get status :error)
      (error "Error while loading: %s"
             (cdr (plist-get status :error))))
    (decode-coding-region (point-min) (point-max) 'utf-8)
    (forward-paragraph)
    (sbbs--fix-encoding)
    (let ((list (read (current-buffer))))
      (kill-buffer)
      (with-current-buffer buf
        (let (ent)
          (dolist (thread list)
            (push (list (car thread)
                        (vector (substring (cdr (assq 'date (cdr thread)))

load. STATUS is used to check for errors."
  (when (buffer-live-p buf)
    (when (plist-get status :error)
      (error "Error while loading: %s"
             (cdr (plist-get status :error))))
    (prog-mode)
    (forward-paragraph)
    (decode-coding-region (point) (point-max) 'utf-8)
    (sbbs--fix-encoding)
    (save-excursion
      (save-match-data
        (while (search-forward "#f" nil t)
          (unless (cadddr (syntax-ppss))
            (replace-match "nil")))))
    (save-excursion
      (save-match-data