- (cond
- ((eq (car cont) 'part)
- (let (coded encoding charset filename type)
- (setq type (or (cdr (assq 'type cont)) "text/plain"))
- (if (member (car (split-string type "/")) '("text" "message"))
- (with-temp-buffer
- (cond
- ((cdr (assq 'buffer cont))
- (insert-buffer-substring (cdr (assq 'buffer cont))))
- ((setq filename (cdr (assq 'filename cont)))
- (mm-insert-file-contents filename))
- (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\\)" nil t)
- (delete-region (+ (match-beginning 0) 2)
- (+ (match-beginning 0) 3))))))
- (setq charset (mm-encode-body))
- (setq encoding (mm-body-encoding charset))
- (setq coded (buffer-string)))
- (mm-with-unibyte-buffer
- (cond
- ((cdr (assq 'buffer cont))
- (insert-buffer-substring (cdr (assq 'buffer cont))))
- ((setq filename (cdr (assq 'filename cont)))
- (mm-insert-file-contents filename))
- (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)))
- ((eq (car cont) 'external)
- (insert "Content-Type: message/external-body")
- (let ((parameters (mml-parameter-string
- cont '(expiration size permission)))
- (name (cdr (assq 'name cont))))
- (when name
- (setq name (mml-parse-file-name name))
- (if (stringp name)
+ (let ((mm-use-ultra-safe-encoding
+ (or mm-use-ultra-safe-encoding (assq 'sign cont))))
+ (save-restriction
+ (narrow-to-region (point) (point))
+ (mml-tweak-part cont)
+ (cond
+ ((or (eq (car cont) 'part) (eq (car cont) 'mml))
+ (let ((raw (cdr (assq 'raw cont)))
+ coded encoding charset filename type flowed)
+ (setq type (or (cdr (assq 'type cont)) "text/plain"))
+ (if (and (not raw)
+ (member (car (split-string type "/")) '("text" "message")))
+ (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 (mml-compute-boundary cont))
+ (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
+ ;; Only perform format=flowed filling on text/plain
+ ;; parts where there either isn't a format parameter
+ ;; in the mml tag or it says "flowed" and there
+ ;; actually are hard newlines in the text.
+ (let (use-hard-newlines)
+ (when (and (string= type "text/plain")
+ (not (string= (cdr (assq 'sign cont)) "pgp"))
+ (or (null (assq 'format cont))
+ (string= (cdr (assq 'format cont))
+ "flowed"))
+ (setq use-hard-newlines
+ (text-property-any
+ (point-min) (point-max) 'hard 't)))
+ (fill-flowed-encode)
+ ;; Indicate that `mml-insert-mime-headers' should
+ ;; insert a "; format=flowed" string unless the
+ ;; user has already specified it.
+ (setq flowed (null (assq 'format cont)))))
+ (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 flowed)
+ (insert "\n")
+ (insert coded))
+ (mm-with-unibyte-buffer
+ (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 mm-binary-coding-system))
+ (mm-insert-file-contents filename nil nil nil nil t)))
+ (t
+ (insert (cdr (assq 'contents cont)))))
+ (setq encoding (mm-encode-buffer type)
+ coded (mm-string-as-multibyte (buffer-string))))
+ (mml-insert-mime-headers cont type charset encoding nil)
+ (insert "\n")
+ (mm-with-unibyte-current-buffer
+ (insert coded)))))
+ ((eq (car cont) 'external)
+ (insert "Content-Type: message/external-body")
+ (let ((parameters (mml-parameter-string
+ cont '(expiration size permission)))
+ (name (cdr (assq 'name cont)))
+ (url (cdr (assq 'url cont))))
+ (when name
+ (setq name (mml-parse-file-name name))
+ (if (stringp name)
+ (mml-insert-parameter
+ (mail-header-encode-parameter "name" name)
+ "access-type=local-file")
+ (mml-insert-parameter
+ (mail-header-encode-parameter
+ "name" (file-name-nondirectory (nth 2 name)))
+ (mail-header-encode-parameter "site" (nth 1 name))
+ (mail-header-encode-parameter
+ "directory" (file-name-directory (nth 2 name))))
+ (mml-insert-parameter
+ (concat "access-type="
+ (if (member (nth 0 name) '("ftp@" "anonymous@"))
+ "anon-ftp"
+ "ftp")))))
+ (when url