-(defun gnus-hack-decode-rfc1522 ()
- "Emergency hack function for avoiding problems when decoding."
- (let ((buffer-read-only nil))
- (goto-char (point-min))
- ;; Remove encoded TABs.
- (while (search-forward "=09" nil t)
- (replace-match " " t t))
- ;; Remove encoded newlines.
- (goto-char (point-min))
- (while (search-forward "=10" nil t)
- (replace-match " " t t))))
-
-(defalias 'gnus-decode-rfc1522 'article-decode-rfc1522)
-(defalias 'gnus-article-decode-rfc1522 'article-decode-rfc1522)
-(defun article-decode-rfc1522 ()
- "Hack to remove QP encoding from headers."
- (let ((case-fold-search t)
- (inhibit-point-motion-hooks t)
- (buffer-read-only nil)
- string)
- (save-restriction
- (narrow-to-region
- (goto-char (point-min))
- (or (search-forward "\n\n" nil t) (point-max)))
- (goto-char (point-min))
- (while (re-search-forward
- "=\\?iso-8859-1\\?q\\?\\([^?\t\n]*\\)\\?=" nil t)
- (setq string (match-string 1))
- (save-restriction
- (narrow-to-region (match-beginning 0) (match-end 0))
- (delete-region (point-min) (point-max))
- (insert string)
- (article-mime-decode-quoted-printable
- (goto-char (point-min)) (point-max))
- (subst-char-in-region (point-min) (point-max) ?_ ? )
- (goto-char (point-max)))
- (goto-char (point-min))))))
-
-(defun article-de-quoted-unreadable (&optional force)
- "Do a naive translation of a quoted-printable-encoded article.
-This is in no way, shape or form meant as a replacement for real MIME
-processing, but is simply a stop-gap measure until MIME support is
-written.
-If FORCE, decode the article whether it is marked as quoted-printable
-or not."
- (interactive (list 'force))
- (save-excursion
- (let ((case-fold-search t)
- (buffer-read-only nil)
- (type (gnus-fetch-field "content-transfer-encoding")))
- (gnus-article-decode-rfc1522)
- (when (or force
- (and type (string-match "quoted-printable" (downcase type))))
- (goto-char (point-min))
- (search-forward "\n\n" nil 'move)
- (article-mime-decode-quoted-printable (point) (point-max))))))
-
-(defun article-mime-decode-quoted-printable-buffer ()
- "Decode Quoted-Printable in the current buffer."
- (article-mime-decode-quoted-printable (point-min) (point-max)))
-
-(defun article-mime-decode-quoted-printable (from to)
- "Decode Quoted-Printable in the region between FROM and TO."
- (interactive "r")
- (goto-char from)
- (while (search-forward "=" to t)
- (cond ((eq (following-char) ?\n)
- (delete-char -1)
- (delete-char 1))
- ((looking-at "[0-9A-F][0-9A-F]")
- (subst-char-in-region
- (1- (point)) (point) ?=
- (hexl-hex-string-to-integer
- (buffer-substring (point) (+ 2 (point)))))
- (delete-char 2))
- ((looking-at "=")
- (delete-char 1))
- ((gnus-message 3 "Malformed MIME quoted-printable message")))))