;;; mml.el --- A package for parsing and validating MML documents
-;; Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+;; Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; This file is part of GNU Emacs.
handle. FUNCTION is a Lisp function which is called with the MML
handle to tweak the part.")
+(defvar mml-tweak-sexp-alist
+ '((mml-externalize-attachments . mml-tweak-externalize-attachments))
+ "A list of (SEXP . FUNCTION) for tweaking MML parts.
+SEXP is a s-expression. If the evaluation of SEXP is non-nil, FUNCTION
+is called. FUNCTION is a Lisp function which is called with the MML
+handle to tweak the part.")
+
+(defvar mml-externalize-attachments nil
+ "*If non-nil, local-file attachments are generated as external parts.")
+
(defvar mml-generate-multipart-alist nil
"*Alist of multipart generation functions.
Each entry has the form (NAME . FUNCTION), where
(list
(intern (downcase (cdr (assq 'charset tag))))))
(t
- (mm-find-mime-charset-region point (point)))))
+ (mm-find-mime-charset-region point (point)
+ mm-hack-charsets))))
(when (and (not raw) (memq nil charsets))
(if (or (memq 'unknown-encoding mml-confirmation-set)
(message-options-get 'unknown-encoding)
(setq type (or (cdr (assq 'type cont)) "text/plain"))
(if (and (not raw)
(member (car (split-string type "/")) '("text" "message")))
- (with-temp-buffer
- (setq charset (mm-charset-to-coding-system
- (cdr (assq 'charset cont))))
- (when (eq charset 'ascii)
- (setq charset nil))
- (cond
- ((cdr (assq 'buffer cont))
- (insert-buffer-substring (cdr (assq 'buffer cont))))
- ((and (setq filename (cdr (assq 'filename cont)))
- (not (equal (cdr (assq 'nofile cont)) "yes")))
- (let ((coding-system-for-read charset))
- (mm-insert-file-contents filename)))
- ((eq 'mml (car cont))
- (insert (cdr (assq 'contents cont))))
- (t
- (save-restriction
- (narrow-to-region (point) (point))
- (insert (cdr (assq 'contents cont)))
- ;; Remove quotes from quoted tags.
- (goto-char (point-min))
- (while (re-search-forward
- "<#!+/?\\(part\\|multipart\\|external\\|mml\\)"
- nil t)
- (delete-region (+ (match-beginning 0) 2)
- (+ (match-beginning 0) 3))))))
- (cond
- ((eq (car cont) 'mml)
- (let ((mml-boundary (funcall mml-boundary-function
- (incf mml-multipart-number)))
- (mml-generate-default-type "text/plain"))
- (mml-to-mime))
- (let ((mm-7bit-chars (concat mm-7bit-chars "\x1b")))
- ;; ignore 0x1b, it is part of iso-2022-jp
- (setq encoding (mm-body-7-or-8))))
- ((string= (car (split-string type "/")) "message")
- (let ((mm-7bit-chars (concat mm-7bit-chars "\x1b")))
- ;; ignore 0x1b, it is part of iso-2022-jp
- (setq encoding (mm-body-7-or-8))))
- (t
- (setq charset (mm-encode-body charset))
- (setq encoding (mm-body-encoding
- charset (cdr (assq 'encoding cont))))))
- (setq coded (buffer-string)))
+ (progn
+ (with-temp-buffer
+ (setq charset (mm-charset-to-coding-system
+ (cdr (assq 'charset cont))))
+ (when (eq charset 'ascii)
+ (setq charset nil))
+ (cond
+ ((cdr (assq 'buffer cont))
+ (insert-buffer-substring (cdr (assq 'buffer cont))))
+ ((and (setq filename (cdr (assq 'filename cont)))
+ (not (equal (cdr (assq 'nofile cont)) "yes")))
+ (let ((coding-system-for-read charset))
+ (mm-insert-file-contents filename)))
+ ((eq 'mml (car cont))
+ (insert (cdr (assq 'contents cont))))
+ (t
+ (save-restriction
+ (narrow-to-region (point) (point))
+ (insert (cdr (assq 'contents cont)))
+ ;; Remove quotes from quoted tags.
+ (goto-char (point-min))
+ (while (re-search-forward
+ "<#!+/?\\(part\\|multipart\\|external\\|mml\\)"
+ nil t)
+ (delete-region (+ (match-beginning 0) 2)
+ (+ (match-beginning 0) 3))))))
+ (cond
+ ((eq (car cont) 'mml)
+ (let ((mml-boundary (funcall mml-boundary-function
+ (incf mml-multipart-number)))
+ (mml-generate-default-type "text/plain"))
+ (mml-to-mime))
+ (let ((mm-7bit-chars (concat mm-7bit-chars "\x1b")))
+ ;; ignore 0x1b, it is part of iso-2022-jp
+ (setq encoding (mm-body-7-or-8))))
+ ((string= (car (split-string type "/")) "message")
+ (let ((mm-7bit-chars (concat mm-7bit-chars "\x1b")))
+ ;; ignore 0x1b, it is part of iso-2022-jp
+ (setq encoding (mm-body-7-or-8))))
+ (t
+ (setq charset (mm-encode-body charset))
+ (setq encoding (mm-body-encoding
+ charset (cdr (assq 'encoding cont))))))
+ (setq coded (buffer-string)))
+ (mml-insert-mime-headers cont type charset encoding)
+ (insert "\n")
+ (insert coded))
(mm-with-unibyte-buffer
(cond
((cdr (assq 'buffer cont))
(t
(insert (cdr (assq 'contents cont)))))
(setq encoding (mm-encode-buffer type)
- coded (buffer-string))))
- (mml-insert-mime-headers cont type charset encoding)
- (insert "\n")
- (insert coded)))
+ coded (mm-string-as-multibyte (buffer-string))))
+ (mml-insert-mime-headers cont type charset encoding)
+ (insert "\n")
+ (mm-with-unibyte-current-buffer
+ (insert coded)))))
((eq (car cont) 'external)
(insert "Content-Type: message/external-body")
(let ((parameters (mml-parameter-string
;; Remove them, they are confusing.
(message-remove-header "Content-Type")
(message-remove-header "MIME-Version")
+ (message-remove-header "Content-Disposition")
(message-remove-header "Content-Transfer-Encoding")))
(defun mml-to-mime ()
(map (make-sparse-keymap))
(main (make-sparse-keymap)))
(define-key sign "p" 'mml-secure-sign-pgpmime)
+ (define-key sign "o" 'mml-secure-sign-pgp)
(define-key sign "s" 'mml-secure-sign-smime)
(define-key encrypt "p" 'mml-secure-encrypt-pgpmime)
+ (define-key encrypt "o" 'mml-secure-encrypt-pgp)
(define-key encrypt "s" 'mml-secure-encrypt-smime)
(define-key map "f" 'mml-attach-file)
(define-key map "b" 'mml-attach-buffer)
(easy-menu-define
mml-menu mml-mode-map ""
- '("MML"
- ("Attach"
- ["File" mml-attach-file t]
- ["Buffer" mml-attach-buffer t]
- ["External" mml-attach-external t])
- ("Insert"
- ["Multipart" mml-insert-multipart t]
- ["Part" mml-insert-part t])
- ("Security"
- ("Sign"
- ["PGP/MIME" mml-secure-sign-pgpmime t]
- ["S/MIME" mml-secure-sign-smime t])
- ("Encrypt"
- ["PGP/MIME" mml-secure-encrypt-pgpmime t]
- ["S/MIME" mml-secure-encrypt-smime t]))
+ `("Attachments"
+ ["Attach File" mml-attach-file
+ ,@(if (featurep 'xemacs) '(t)
+ '(:help "Attach a file at point"))]
+ ["Attach Buffer" mml-attach-buffer t]
+ ["Attach External" mml-attach-external t]
+ ["Insert Part" mml-insert-part t]
+ ["Insert Multipart" mml-insert-multipart t]
+ ["PGP/MIME Sign" mml-secure-sign-pgpmime t]
+ ["PGP/MIME Encrypt" mml-secure-encrypt-pgpmime t]
+ ["PGP Sign" mml-secure-sign-pgp t]
+ ["PGP Encrypt" mml-secure-encrypt-pgp t]
+ ["S/MIME Sign" mml-secure-sign-smime t]
+ ["S/MIME Encrypt" mml-secure-encrypt-smime t]
;;["Narrow" mml-narrow-to-part t]
- ["Quote" mml-quote-region t]
- ["Validate" mml-validate t]
+ ["Quote MML" mml-quote-region t]
+ ["Validate MML" mml-validate t]
["Preview" mml-preview t]))
(defvar mml-mode nil
(defun mml-mode (&optional arg)
"Minor mode for editing MML.
+MML is the MIME Meta Language, a minor mode for composing MIME articles.
+See Info node `(emacs-mime)Composing'.
\\{mml-mode-map}"
(interactive "P")
"Display current buffer with Gnus, in a new buffer.
If RAW, don't highlight the article."
(interactive "P")
- (let ((buf (current-buffer))
- (message-options message-options)
- (message-posting-charset (or (gnus-setup-posting-charset
- (save-restriction
- (message-narrow-to-headers-or-head)
- (message-fetch-field "Newsgroups")))
- message-posting-charset)))
+ (let* ((buf (current-buffer))
+ (message-options message-options)
+ (message-this-is-news (message-news-p))
+ (message-posting-charset (or (gnus-setup-posting-charset
+ (save-restriction
+ (message-narrow-to-headers-or-head)
+ (message-fetch-field "Newsgroups")))
+ message-posting-charset)))
(message-options-set-recipient)
(switch-to-buffer (generate-new-buffer
(concat (if raw "*Raw MIME preview of "
(if (re-search-forward
(concat "^" (regexp-quote mail-header-separator) "\n") nil t)
(replace-match "\n"))
- (mml-to-mime)
+ (let ((mail-header-separator "")) ;; mail-header-separator is removed.
+ (mml-to-mime))
(if raw
(when (fboundp 'set-buffer-multibyte)
(let ((s (buffer-string)))
(setq alist (cdr alist)))))))
(if func
(funcall func cont)
- cont)))
+ cont)
+ (let ((alist mml-tweak-sexp-alist))
+ (while alist
+ (if (eval (caar alist))
+ (funcall (cdar alist) cont))
+ (setq alist (cdr alist)))))
+ cont)
+
+(defun mml-tweak-externalize-attachments (cont)
+ "Tweak attached files as external parts."
+ (let (filename-cons)
+ (when (and (eq (car cont) 'part)
+ (not (cdr (assq 'buffer cont)))
+ (and (setq filename-cons (assq 'filename cont))
+ (not (equal (cdr (assq 'nofile cont)) "yes"))))
+ (setcar cont 'external)
+ (setcar filename-cons 'name))))
(provide 'mml)