;;; mime-edit.el --- Simple MIME Composer for GNU Emacs
-;; Copyright (C) 1993,1994,1995,1996,1997,1998 Free Software Foundation, Inc.
+;; Copyright (C) 1993,94,95,96,97,98,99 Free Software Foundation, Inc.
;; Author: UMEDA Masanobu <umerin@mse.kyutech.ac.jp>
-;; MORIOKA Tomohiko <morioka@jaist.ac.jp>
-;; Maintainer: MORIOKA Tomohiko <morioka@jaist.ac.jp>
+;; MORIOKA Tomohiko <morioka@jaist.ac.jp>
+;; Daiki Ueno <ueno@ueda.info.waseda.ac.jp>
;; Created: 1994/08/21 renamed from mime.el
;; Renamed: 1997/2/21 from tm-edit.el
;; Keywords: MIME, multimedia, multilingual, mail, news
;;; Code:
-(require 'emu)
(require 'sendmail)
(require 'mail-utils)
(require 'mel)
+(require 'eword-encode) ; eword-encode-field-body
(require 'mime-view)
(require 'signature)
(require 'alist)
+(require 'invisible)
+(require 'pgg-def)
+(require 'pgg-parse)
+
+(autoload 'pgg-encrypt-region "pgg"
+ "PGP encryption of current region." t)
+(autoload 'pgg-sign-region "pgg"
+ "PGP signature of current region." t)
+(autoload 'pgg-insert-key "pgg"
+ "Insert PGP public key at point." t)
+(autoload 'smime-encrypt-region "smime"
+ "S/MIME encryption of current region.")
+(autoload 'smime-sign-region "smime"
+ "S/MIME signature of current region.")
;;; @ version
(eval-and-compile
(defconst mime-edit-version
- (eval-when-compile
- (concat
- (mime-product-name mime-user-interface-product) " "
- (mapconcat #'number-to-string
- (mime-product-version mime-user-interface-product) ".")
- " - \"" (mime-product-code-name mime-user-interface-product) "\"")))
- )
+ (concat
+ (mime-product-name mime-user-interface-product) " "
+ (mapconcat #'number-to-string
+ (mime-product-version mime-user-interface-product) ".")
+ " - \"" (mime-product-code-name mime-user-interface-product) "\"")))
;;; @ variables
("css") ; rfc2318
("xml") ; rfc2376
("x-latex")
- ("x-rot13-47-48")
+ ;; ("x-rot13-47-48")
)
("message"
("external-body"
("application"
("octet-stream" ("type" "" "tar" "shar"))
("postscript")
+ ("vnd.ms-powerpoint")
("x-kiss" ("x-cnf")))
("image"
("gif")
"base64"
"attachment" (("filename" . file))
)
+ ("\\.ppt$" ; MS Power Point
+ "application" "vnd.ms-powerpoint" nil
+ "base64"
+ "attachment" (("filename" . file))
+ )
("\\.pln$"
"text" "plain" nil
(cn-big5 8 "base64")
(big5 8 "base64")
(shift_jis 8 "base64")
+ (tis-620 8 "base64")
(iso-2022-jp-2 7 "base64")
(iso-2022-int-1 7 "base64")
))
(make-variable-buffer-local 'mime-transfer-level-string)
+;;; @@ about content transfer encoding
+
+(defvar mime-content-transfer-encoding-priority-list
+ '(nil "8bit" "binary"))
+
;;; @@ about message inserting
;;;
:type 'list)
(defconst mime-edit-split-ignored-field-regexp
- "\\(^Content-\\|^Subject:\\|^Mime-Version:\\|Message-Id:\\)")
+ "\\(^Content-\\|^Subject:\\|^Mime-Version:\\|^Message-Id:\\)")
(defcustom mime-edit-split-blind-field-regexp
"\\(^[BDFbdf]cc:\\|^cc:[ \t]*$\\)"
" ("
(mime-product-code-name mime-library-product)
") "
+ (if (fboundp 'apel-version)
+ (concat (apel-version) " "))
(if (featurep 'xemacs)
- (concat (if (featurep 'mule) "MULE")
+ (concat (cond ((featurep 'utf-2000)
+ (concat "UTF-2000-MULE/" utf-2000-version))
+ ((featurep 'mule) "MULE"))
" XEmacs"
- (if (string-match "\\s +\\\"" emacs-version)
- (concat "/"
- (substring emacs-version 0
- (match-beginning 0))
- " (" xemacs-codename ") ("
- system-configuration ")")
+ (if (string-match "^[0-9]+\\(\\.[0-9]+\\)" emacs-version)
+ (concat
+ "/"
+ (substring emacs-version 0 (match-end 0))
+ (cond ((and (boundp 'xemacs-betaname)
+ xemacs-betaname)
+ ;; It does not exist in XEmacs
+ ;; versions prior to 20.3.
+ (concat " " xemacs-betaname))
+ ((and (boundp 'emacs-patch-level)
+ emacs-patch-level)
+ ;; It does not exist in FSF Emacs or in
+ ;; XEmacs versions earlier than 21.1.1.
+ (format " (patch %d)" emacs-patch-level))
+ (t ""))
+ " (" xemacs-codename ") ("
+ system-configuration ")")
" (" emacs-version ")"))
(let ((ver (if (string-match "\\.[0-9]+$" emacs-version)
(substring emacs-version 0 (match-beginning 0))
Tspecials means any character that matches with it in header must be quoted.")
(defconst mime-edit-mime-version-value
- (eval-when-compile
- (concat "1.0 (generated by " mime-edit-version ")"))
+ (concat "1.0 (generated by " mime-edit-version ")")
"MIME version number.")
(defconst mime-edit-mime-version-field-for-message/partial
- (eval-when-compile
- (concat "MIME-Version: 1.0 (split by " mime-edit-version ")\n"))
+ (concat "MIME-Version:"
+ (eword-encode-field-body
+ (concat " 1.0 (split by " mime-edit-version ")\n")
+ "MIME-Version:"))
"MIME version field for message/partial.")
)
"MIME-edit menubar entry.")
-(cond (running-xemacs
+(cond ((featurep 'xemacs)
;; modified by Pekka Marjola <pema@iki.fi>
;; 1995/9/5 (c.f. [tm-en:69])
(defun mime-edit-define-menu-for-xemacs ()
)))
-(cond (running-xemacs
+(cond ((featurep 'xemacs)
(add-minor-mode 'mime-edit-mode-flag
'((" MIME-Edit " mime-transfer-level-string))
mime-edit-mode-map
(force-mode-line-update)
;; Define menu for XEmacs.
- (if running-xemacs
+ (if (featurep 'xemacs)
(mime-edit-define-menu-for-xemacs)
)
(mime-edit-translate-buffer)))
;; Restore previous state.
(setq mime-edit-mode-flag nil)
- (if (and running-xemacs
+ (if (and (featurep 'xemacs)
(featurep 'menubar))
(delete-menu-item (list mime-edit-menu-title))
)
(defun mime-edit-translate-buffer ()
"Encode the tagged MIME message in current buffer in MIME compliant message."
(interactive)
+ (undo-boundary)
(if (catch 'mime-edit-error
(save-excursion
(run-hooks 'mime-edit-translate-buffer-hook)
((string-equal type "kazu-encrypted")
(mime-edit-encrypt-pgp-kazu bb eb boundary)
)
+ ((string-equal type "smime-signed")
+ (mime-edit-sign-smime bb eb boundary)
+ )
+ ((string-equal type "smime-encrypted")
+ (mime-edit-encrypt-smime bb eb boundary)
+ )
(t
(setq boundary
(nth 2 (mime-edit-translate-region bb eb
(defun mime-edit-sign-pgp-mime (beg end boundary)
(save-excursion
(save-restriction
- (narrow-to-region beg end)
- (let* ((ret
- (mime-edit-translate-region beg end boundary))
+ (let* ((from (std11-field-body "From" mail-header-separator))
+ (ret (progn
+ (narrow-to-region beg end)
+ (mime-edit-translate-region beg end boundary)))
(ctype (car ret))
(encoding (nth 1 ret))
- (pgp-boundary (concat "pgp-sign-" boundary)))
+ (pgp-boundary (concat "pgp-sign-" boundary))
+ micalg)
(goto-char beg)
(insert (format "Content-Type: %s\n" ctype))
(if encoding
(insert (format "Content-Transfer-Encoding: %s\n" encoding))
)
(insert "\n")
- (or (as-binary-process
- (funcall (pgp-function 'mime-sign)
- (point-min)(point-max) nil nil pgp-boundary))
+ (or (let ((pgg-default-user-id
+ (or mime-edit-pgp-user-id
+ (if from
+ (nth 1 (std11-extract-address-components from))
+ pgg-default-user-id))))
+ (pgg-sign-region (point-min)(point-max)))
(throw 'mime-edit-error 'pgp-error)
)
+ (setq micalg
+ (cdr (assq 'hash-algorithm
+ (cdar (with-current-buffer pgg-output-buffer
+ (pgg-parse-armor-region
+ (point-min)(point-max))))))
+ micalg
+ (if micalg
+ (concat "; micalg=pgp-" (downcase (symbol-name micalg)))
+ ""))
+ (goto-char beg)
+ (insert (format "--[[multipart/signed;
+ boundary=\"%s\"%s;
+ protocol=\"application/pgp-signature\"][7bit]]
+--%s
+" pgp-boundary micalg pgp-boundary))
+ (goto-char (point-max))
+ (insert (format "\n--%s
+Content-Type: application/pgp-signature
+Content-Transfer-Encoding: 7bit
+
+" pgp-boundary))
+ (insert-buffer-substring pgg-output-buffer)
+ (goto-char (point-max))
+ (insert (format "\n--%s--\n" pgp-boundary))
))))
(defvar mime-edit-encrypt-recipient-fields-list '("To" "cc"))
(save-excursion
(save-restriction
(let (from recipients header)
- (let ((ret (mime-edit-make-encrypt-recipient-header)))
- (setq from (aref ret 0)
- recipients (aref ret 1)
- header (aref ret 2))
+ (let ((ret (mime-edit-make-encrypt-recipient-header)))
+ (setq from (aref ret 0)
+ recipients (aref ret 1)
+ header (aref ret 2))
)
- (narrow-to-region beg end)
- (let* ((ret
- (mime-edit-translate-region beg end boundary))
- (ctype (car ret))
- (encoding (nth 1 ret))
- (pgp-boundary (concat "pgp-" boundary)))
- (goto-char beg)
- (insert header)
- (insert (format "Content-Type: %s\n" ctype))
- (if encoding
- (insert (format "Content-Transfer-Encoding: %s\n" encoding))
- )
- (insert "\n")
- (or (funcall (pgp-function 'encrypt)
- recipients (point-min) (point-max) from)
+ (narrow-to-region beg end)
+ (let* ((ret
+ (mime-edit-translate-region beg end boundary))
+ (ctype (car ret))
+ (encoding (nth 1 ret))
+ (pgp-boundary (concat "pgp-" boundary)))
+ (goto-char beg)
+ (insert header)
+ (insert (format "Content-Type: %s\n" ctype))
+ (if encoding
+ (insert (format "Content-Transfer-Encoding: %s\n" encoding))
+ )
+ (insert "\n")
+ (eword-encode-header)
+ (or (let ((pgg-default-user-id
+ (or mime-edit-pgp-user-id
+ (if from
+ (nth 1 (std11-extract-address-components from))
+ pgg-default-user-id))))
+ (pgg-encrypt-region
+ (point-min) (point-max)
+ (mapcar (lambda (recipient)
+ (nth 1 (std11-extract-address-components
+ recipient)))
+ (split-string recipients
+ "\\([ \t\n]*,[ \t\n]*\\)+")))
+ )
(throw 'mime-edit-error 'pgp-error)
)
+ (delete-region (point-min)(point-max))
(goto-char beg)
(insert (format "--[[multipart/encrypted;
boundary=\"%s\";
Content-Transfer-Encoding: 7bit
" pgp-boundary pgp-boundary pgp-boundary))
+ (insert-buffer-substring pgg-output-buffer)
(goto-char (point-max))
(insert (format "\n--%s--\n" pgp-boundary))
)))))
(insert (format "Content-Transfer-Encoding: %s\n" encoding))
)
(insert "\n")
- (or (as-binary-process
- (funcall (pgp-function 'traditional-sign)
- beg (point-max)))
+ (or (pgg-sign-region beg (point-max) 'clearsign)
(throw 'mime-edit-error 'pgp-error)
)
(goto-char beg)
(insert (format "Content-Transfer-Encoding: %s\n" encoding))
)
(insert "\n")
- (or (as-binary-process
- (funcall (pgp-function 'encrypt)
- recipients beg (point-max) nil 'maybe)
- )
+ (or (pgg-encrypt-region beg (point-max) recipients)
(throw 'mime-edit-error 'pgp-error)
)
(goto-char beg)
))
)))
+(defun mime-edit-sign-smime (beg end boundary)
+ (save-excursion
+ (save-restriction
+ (let* ((ret (progn
+ (narrow-to-region beg end)
+ (mime-edit-translate-region beg end boundary)))
+ (ctype (car ret))
+ (encoding (nth 1 ret))
+ (smime-boundary (concat "smime-sign-" boundary)))
+ (goto-char beg)
+ (insert (format "Content-Type: %s\n" ctype))
+ (if encoding
+ (insert (format "Content-Transfer-Encoding: %s\n" encoding))
+ )
+ (insert "\n")
+ (let (buffer-undo-list)
+ (goto-char (point-min))
+ (while (progn (end-of-line) (not (eobp)))
+ (insert "\r")
+ (forward-line 1))
+ (or (prog1 (smime-sign-region (point-min)(point-max))
+ (push nil buffer-undo-list)
+ (ignore-errors (undo)))
+ (throw 'mime-edit-error 'pgp-error)
+ ))
+ (goto-char beg)
+ (insert (format "--[[multipart/signed;
+ boundary=\"%s\"; micalg=sha1;
+ protocol=\"application/pkcs7-signature\"][7bit]]
+--%s
+" smime-boundary smime-boundary))
+ (goto-char (point-max))
+ (insert (format "\n--%s
+Content-Type: application/pkcs7-signature; name=\"smime.p7s\"
+Content-Transfer-Encoding: base64
+Content-Disposition: attachment; filename=\"smime.p7s\"
+Content-Description: S/MIME Cryptographic Signature
+
+" smime-boundary))
+ (insert-buffer-substring smime-output-buffer)
+ (goto-char (point-max))
+ (insert (format "\n--%s--\n" smime-boundary))
+ ))))
+
+(defun mime-edit-encrypt-smime (beg end boundary)
+ (save-excursion
+ (save-restriction
+ (let* ((ret (progn
+ (narrow-to-region beg end)
+ (mime-edit-translate-region beg end boundary)))
+ (ctype (car ret))
+ (encoding (nth 1 ret)))
+ (goto-char beg)
+ (insert (format "Content-Type: %s\n" ctype))
+ (if encoding
+ (insert (format "Content-Transfer-Encoding: %s\n" encoding))
+ )
+ (insert "\n")
+ (goto-char (point-min))
+ (while (progn (end-of-line) (not (eobp)))
+ (insert "\r")
+ (forward-line 1))
+ (or (smime-encrypt-region (point-min)(point-max))
+ (throw 'mime-edit-error 'pgp-error)
+ )
+ (delete-region (point-min)(point-max))
+ (insert "--[[application/pkcs7-mime; name=\"smime.p7m\"
+Content-Disposition: attachment; filename=\"smime.p7m\"
+Content-Description: S/MIME Encrypted Message][base64]]\n")
+ (insert-buffer-substring smime-output-buffer)
+ ))))
+
(defsubst replace-space-with-underline (str)
(mapconcat (function
(lambda (arg)
(if encoding
(insert "Content-Transfer-Encoding: " encoding "\n"))
(eword-encode-header)
- ))
- t)))
+ )
+ (cons (and contype
+ (downcase contype))
+ (and encoding
+ (downcase encoding))))
+ )))
(defun mime-edit-translate-region (beg end &optional boundary multipart)
(or boundary
(t
;; It's a multipart message.
(goto-char (point-min))
- (and (mime-edit-translate-single-part-tag boundary)
- (while (mime-edit-translate-single-part-tag boundary "\n")))
- ;; Define Content-Type as "multipart/mixed".
- (setq contype
- (concat "multipart/mixed;\n boundary=\"" boundary "\""))
- ;; Content-Transfer-Encoding must be "7bit".
- ;; The following encoding can be `nil', but is
- ;; specified as is since there is no way that a user
- ;; specifies it.
- (setq encoding "7bit")
- ;; Insert the trailer.
- (goto-char (point-max))
- (insert "\n--" boundary "--\n")
- ))
- (list contype encoding boundary nparts)
- ))))
+ (let ((prio mime-content-transfer-encoding-priority-list)
+ part-info nprio)
+ (when (setq part-info
+ (mime-edit-translate-single-part-tag boundary))
+ (and (setq nprio (member (cdr part-info) prio))
+ (setq prio nprio))
+ (while (setq part-info
+ (mime-edit-translate-single-part-tag boundary "\n"))
+ (and (setq nprio (member (cdr part-info) prio))
+ (setq prio nprio))))
+ ;; Define Content-Type as "multipart/mixed".
+ (setq contype
+ (concat "multipart/mixed;\n boundary=\"" boundary "\""))
+ (setq encoding (car prio))
+ ;; Insert the trailer.
+ (goto-char (point-max))
+ (insert "\n--" boundary "--\n")
+ )))
+ (list contype encoding boundary nparts)
+ ))))
(defun mime-edit-normalize-body ()
"Normalize the body part by inserting appropriate message tags."
(goto-char (point-min))
(while (re-search-forward regexp nil t)
(delete-region (match-beginning 0)
- (progn (forward-line 1) (point)))
- )))
+ (1+ (std11-field-end))))))
\f
;;;
(mime-edit-enclose-region-internal 'kazu-encrypted beg end)
)
+(defun mime-edit-enclose-smime-signed-region (beg end)
+ (interactive "*r")
+ (mime-edit-enclose-region-internal 'smime-signed beg end)
+ )
+
+(defun mime-edit-enclose-smime-encrypted-region (beg end)
+ (interactive "*r")
+ (mime-edit-enclose-region-internal 'smime-encrypted beg end)
+ )
+
(defun mime-edit-insert-key (&optional arg)
"Insert a pgp public key."
(interactive "P")
(mime-edit-insert-tag "application" "pgp-keys")
(mime-edit-define-encoding "7bit")
- (funcall (pgp-function 'insert-key))
+ (pgg-insert-key)
)
(defvar mime-edit-pgp-processing nil)
(make-variable-buffer-local 'mime-edit-pgp-processing)
+(defvar mime-edit-pgp-user-id nil)
+
(defun mime-edit-set-sign (arg)
(interactive
(list
))
(if arg
(progn
- (setq mime-edit-pgp-processing 'sign)
+ (or (memq 'sign mime-edit-pgp-processing)
+ (setq mime-edit-pgp-processing
+ (nconc mime-edit-pgp-processing
+ (copy-sequence '(sign)))))
(message "This message will be signed.")
)
- (if (eq mime-edit-pgp-processing 'sign)
- (setq mime-edit-pgp-processing nil)
- )
+ (setq mime-edit-pgp-processing
+ (delq 'sign mime-edit-pgp-processing))
(message "This message will not be signed.")
))
))
(if arg
(progn
- (setq mime-edit-pgp-processing 'encrypt)
+ (or (memq 'encrypt mime-edit-pgp-processing)
+ (setq mime-edit-pgp-processing
+ (nconc mime-edit-pgp-processing
+ (copy-sequence '(encrypt)))))
(message "This message will be encrypt.")
)
- (if (eq mime-edit-pgp-processing 'encrypt)
- (setq mime-edit-pgp-processing nil)
- )
+ (setq mime-edit-pgp-processing
+ (delq 'encrypt mime-edit-pgp-processing))
(message "This message will not be encrypt.")
))
(if (search-forward (concat "\n" mail-header-separator "\n"))
(match-end 0)
)))
- (end (point-max))
)
(if beg
- (cond ((eq mime-edit-pgp-processing 'sign)
- (mime-edit-enclose-pgp-signed-region beg end)
- )
- ((eq mime-edit-pgp-processing 'encrypt)
- (mime-edit-enclose-pgp-encrypted-region beg end)
- ))
+ (dolist (pgp-processing mime-edit-pgp-processing)
+ (case pgp-processing
+ (sign
+ (mime-edit-enclose-pgp-signed-region
+ beg (point-max))
+ )
+ (encrypt
+ (mime-edit-enclose-pgp-encrypted-region
+ beg (point-max))
+ )))
)))
(let* ((mime-edit-draft-file-name
(or (buffer-file-name)
(make-temp-name
- (expand-file-name "mime-draft" mime-temp-directory))))
+ (expand-file-name "mime-draft" temporary-file-directory))))
(separator mail-header-separator)
(id (concat "\""
(replace-space-with-underline (current-time-string))
(buf-name (buffer-name))
(temp-buf-name (concat "*temp-article:" buf-name "*"))
(buf (get-buffer temp-buf-name))
+ (pgp-processing mime-edit-pgp-processing)
)
(if buf
(progn
(setq mail-header-separator separator)
(make-local-variable 'mime-edit-buffer)
(setq mime-edit-buffer the-buf)
+ (setq mime-edit-pgp-processing pgp-processing)
(run-hooks 'mime-edit-translate-hook)
(mime-edit-translate-buffer)
(defun mime-edit-quitting-method ()
"Quitting method for mime-view."
- (let ((temp mime-raw-buffer)
- buf)
+ (let* ((entity (get-text-property (point-min) 'mime-view-entity))
+ (temp (mime-entity-buffer entity))
+ buf)
(mime-preview-kill-buffer)
(set-buffer temp)
(setq buf mime-edit-buffer)
"\\):")
"Regexp for deleted header fields when `mime-edit-again' is called.")
-(defun mime-edit-decode-buffer (not-decode-text)
+(defsubst eliminate-top-spaces (string)
+ "Eliminate top sequence of space or tab in STRING."
+ (if (string-match "^[ \t]+" string)
+ (substring string (match-end 0))
+ string))
+
+(defun mime-edit-decode-multipart-in-buffer (content-type not-decode-text)
+ (let* ((subtype
+ (or
+ (cdr (assoc (mime-content-type-parameter content-type "protocol")
+ '(("application/pgp-encrypted" . pgp-encrypted)
+ ("application/pgp-signature" . pgp-signed))))
+ (mime-content-type-subtype content-type)))
+ (boundary (mime-content-type-parameter content-type "boundary"))
+ (boundary-pat (concat "\n--" (regexp-quote boundary) "[ \t]*\n")))
+ (re-search-forward boundary-pat nil t)
+ (let ((bb (match-beginning 0)) eb tag)
+ (setq tag (format "\n--<<%s>>-{\n" subtype))
+ (goto-char bb)
+ (insert tag)
+ (setq bb (+ bb (length tag)))
+ (re-search-forward
+ (concat "\n--" (regexp-quote boundary) "--[ \t]*\n")
+ nil t)
+ (setq eb (match-beginning 0))
+ (replace-match (format "--}-<<%s>>\n" subtype))
+ (save-restriction
+ (narrow-to-region bb eb)
+ (goto-char (point-min))
+ (while (re-search-forward boundary-pat nil t)
+ (let ((beg (match-beginning 0))
+ end)
+ (delete-region beg (match-end 0))
+ (save-excursion
+ (if (re-search-forward boundary-pat nil t)
+ (setq end (match-beginning 0))
+ (setq end (point-max))
+ )
+ (save-restriction
+ (narrow-to-region beg end)
+ (cond
+ ((eq subtype 'pgp-encrypted)
+ (when (and
+ (progn
+ (goto-char (point-min))
+ (re-search-forward "^-+BEGIN PGP MESSAGE-+$"
+ nil t))
+ (prog1
+ (save-window-excursion
+ (pgg-decrypt-region (match-beginning 0)
+ (point-max)))
+ (delete-region (point-min)(point-max))))
+ (insert-buffer-substring pgg-output-buffer)
+ (mime-edit-decode-message-in-buffer
+ nil not-decode-text)
+ (delete-region (goto-char (point-min))
+ (if (search-forward "\n\n" nil t)
+ (match-end 0)
+ (point-min)))
+ (goto-char (point-max))
+ ))
+ (t
+ (mime-edit-decode-message-in-buffer
+ (if (eq subtype 'digest)
+ (eval-when-compile
+ (make-mime-content-type 'message 'rfc822))
+ )
+ not-decode-text)
+ (goto-char (point-max))
+ ))
+ ))))
+ ))
+ (goto-char (point-min))
+ (or (= (point-min) 1)
+ (delete-region (point-min)
+ (if (search-forward "\n\n" nil t)
+ (match-end 0)
+ (point-min)
+ )))
+ ))
+
+(defun mime-edit-decode-single-part-in-buffer
+ (content-type not-decode-text &optional content-disposition)
+ (let* ((type (mime-content-type-primary-type content-type))
+ (subtype (mime-content-type-subtype content-type))
+ (ctype (format "%s/%s" type subtype))
+ charset
+ (pstr (let ((bytes (+ 14 (length ctype))))
+ (mapconcat (function
+ (lambda (attr)
+ (if (string= (car attr) "charset")
+ (progn
+ (setq charset (cdr attr))
+ "")
+ (let* ((str (concat (car attr)
+ "=" (cdr attr)))
+ (bs (length str)))
+ (setq bytes (+ bytes bs 2))
+ (if (< bytes 76)
+ (concat "; " str)
+ (setq bytes (+ bs 1))
+ (concat ";\n " str)
+ )
+ ))))
+ (mime-content-type-parameters content-type) "")))
+ encoding
+ encoded
+ (limit (save-excursion
+ (if (search-forward "\n\n" nil t)
+ (1- (point)))))
+ (disposition-type
+ (mime-content-disposition-type content-disposition))
+ (disposition-str
+ (if disposition-type
+ (let ((bytes (+ 21 (length (format "%s" disposition-type)))))
+ (mapconcat (function
+ (lambda (attr)
+ (let* ((str (concat
+ (car attr)
+ "="
+ (if (string-equal "filename"
+ (car attr))
+ (std11-wrap-as-quoted-string
+ (cdr attr))
+ (cdr attr))))
+ (bs (length str)))
+ (setq bytes (+ bytes bs 2))
+ (if (< bytes 76)
+ (concat "; " str)
+ (setq bytes (+ bs 1))
+ (concat ";\n " str)
+ )
+ )))
+ (mime-content-disposition-parameters
+ content-disposition)
+ ""))))
+ )
+ (if disposition-type
+ (setq pstr (format "%s\nContent-Disposition: %s%s"
+ pstr disposition-type disposition-str))
+ )
+ (save-excursion
+ (if (re-search-forward
+ "^Content-Transfer-Encoding:" limit t)
+ (let ((beg (match-beginning 0))
+ (hbeg (match-end 0))
+ (end (std11-field-end limit)))
+ (setq encoding
+ (downcase
+ (eliminate-top-spaces
+ (std11-unfold-string
+ (buffer-substring hbeg end)))))
+ (if (or charset (eq type 'text))
+ (progn
+ (delete-region beg (1+ end))
+ (goto-char (point-min))
+ (if (search-forward "\n\n" nil t)
+ (progn
+ (mime-decode-region
+ (match-end 0)(point-max) encoding)
+ (setq encoded t
+ encoding nil)
+ )))))))
+ (if (or encoded (not not-decode-text))
+ (progn
+ (save-excursion
+ (goto-char (point-min))
+ (while (re-search-forward "\r\n" nil t)
+ (replace-match "\n")
+ ))
+ (decode-mime-charset-region (point-min)(point-max)
+ (or charset default-mime-charset))
+ ))
+ (let ((he (if (re-search-forward "^$" nil t)
+ (match-end 0)
+ (point-min)
+ )))
+ (if (and (eq type 'text)
+ (eq subtype 'x-rot13-47-48))
+ (mule-caesar-region he (point-max))
+ )
+ (if (= (point-min) 1)
+ (progn
+ (goto-char he)
+ (insert
+ (concat "\n"
+ (mime-create-tag
+ (format "%s/%s%s" type subtype pstr)
+ encoding)))
+ )
+ (delete-region (point-min) he)
+ (insert
+ (mime-create-tag (format "%s/%s%s" type subtype pstr)
+ encoding))
+ ))
+ ))
+
+;;;###autoload
+(defun mime-edit-decode-message-in-buffer (&optional default-content-type
+ not-decode-text)
(save-excursion
(goto-char (point-min))
- (let ((ctl (mime-read-Content-Type)))
+ (let ((ctl (or (mime-read-Content-Type)
+ default-content-type)))
(if ctl
- (let ((type (mime-content-type-primary-type ctl))
- (stype (mime-content-type-subtype ctl))
- (params (mime-content-type-parameters ctl)))
+ (let ((type (mime-content-type-primary-type ctl)))
(cond
- ((and (eq type 'application)(eq stype 'pgp-signature))
+ ((and (eq type 'application)
+ (eq (mime-content-type-subtype ctl) 'pgp-signature))
(delete-region (point-min)(point-max))
)
((eq type 'multipart)
- (let* ((boundary (cdr (assoc "boundary" params)))
- (boundary-pat
- (concat "\n--" (regexp-quote boundary) "[ \t]*\n"))
- )
- (re-search-forward boundary-pat nil t)
- (let ((bb (match-beginning 0)) eb tag)
- (setq tag (format "\n--<<%s>>-{\n" stype))
- (goto-char bb)
- (insert tag)
- (setq bb (+ bb (length tag)))
- (re-search-forward
- (concat "\n--" (regexp-quote boundary) "--[ \t]*\n")
- nil t)
- (setq eb (match-beginning 0))
- (replace-match (format "--}-<<%s>>\n" stype))
- (save-restriction
- (narrow-to-region bb eb)
- (goto-char (point-min))
- (while (re-search-forward boundary-pat nil t)
- (let ((beg (match-beginning 0))
- end)
- (delete-region beg (match-end 0))
- (save-excursion
- (if (re-search-forward boundary-pat nil t)
- (setq end (match-beginning 0))
- (setq end (point-max))
- )
- (save-restriction
- (narrow-to-region beg end)
- (mime-edit-decode-buffer not-decode-text)
- (goto-char (point-max))
- ))))
- ))
- (goto-char (point-min))
- (or (= (point-min) 1)
- (delete-region (point-min)
- (if (search-forward "\n\n" nil t)
- (match-end 0)
- (point-min)
- )))
- ))
+ (mime-edit-decode-multipart-in-buffer ctl not-decode-text)
+ )
(t
- (let* ((ctype (format "%s/%s" type stype))
- charset
- (pstr
- (let ((bytes (+ 14 (length ctype))))
- (mapconcat (function
- (lambda (attr)
- (if (string= (car attr) "charset")
- (progn
- (setq charset (cdr attr))
- "")
- (let* ((str
- (concat (car attr)
- "=" (cdr attr))
- )
- (bs (length str))
- )
- (setq bytes (+ bytes bs 2))
- (if (< bytes 76)
- (concat "; " str)
- (setq bytes (+ bs 1))
- (concat ";\n " str)
- )
- ))))
- params "")))
- encoding
- encoded)
- (save-excursion
- (if (re-search-forward
- "Content-Transfer-Encoding:" nil t)
- (let ((beg (match-beginning 0))
- (hbeg (match-end 0))
- (end (std11-field-end)))
- (setq encoding
- (eliminate-top-spaces
- (std11-unfold-string
- (buffer-substring hbeg end))))
- (if (or charset (eq type 'text))
- (progn
- (delete-region beg (1+ end))
- (goto-char (point-min))
- (if (search-forward "\n\n" nil t)
- (progn
- (mime-decode-region
- (match-end 0)(point-max) encoding)
- (setq encoded t
- encoding nil)
- )))))))
- (if (or encoded (not not-decode-text))
- (decode-mime-charset-region
- (point-min)(point-max)
- (or charset default-mime-charset))
- )
- (let ((he
- (if (re-search-forward "^$" nil t)
- (match-end 0)
- (point-min)
- )))
- (if (= (point-min) 1)
- (progn
- (goto-char he)
- (insert
- (concat "\n"
- (mime-create-tag
- (format "%s/%s%s" type stype pstr)
- encoding)))
- )
- (delete-region (point-min) he)
- (insert
- (mime-create-tag
- (format "%s/%s%s" type stype pstr)
- encoding))
- ))
- ))))
+ (mime-edit-decode-single-part-in-buffer
+ ctl not-decode-text (mime-read-Content-Disposition))
+ )))
(or not-decode-text
(decode-mime-charset-region (point-min) (point-max)
- default-mime-charset)
- )
- ))))
+ default-mime-charset))
+ )
+ (if (= (point-min) 1)
+ (progn
+ (save-restriction
+ (std11-narrow-to-header)
+ (goto-char (point-min))
+ (while (re-search-forward
+ mime-edit-again-ignored-field-regexp nil t)
+ (delete-region (match-beginning 0) (1+ (std11-field-end)))
+ ))
+ (mime-decode-header-in-buffer (not not-decode-text))
+ ))
+ )))
+;;;###autoload
(defun mime-edit-again (&optional not-decode-text no-separator not-turn-on)
"Convert current buffer to MIME-Edit buffer and turn on MIME-Edit mode.
Content-Type and Content-Transfer-Encoding header fields will be
nil t)
(replace-match "\n\n")
)
- (mime-edit-decode-buffer not-decode-text)
+ (mime-edit-decode-message-in-buffer nil not-decode-text)
(goto-char (point-min))
- (save-restriction
- (std11-narrow-to-header)
- (goto-char (point-min))
- (while (re-search-forward mime-edit-again-ignored-field-regexp nil t)
- (delete-region (match-beginning 0) (1+ (std11-field-end)))
- ))
(or no-separator
(and (re-search-forward "^$")
(replace-match mail-header-separator)