;; MORIOKA Tomohiko <morioka@jaist.ac.jp>
;; Maintainer: MORIOKA Tomohiko <morioka@jaist.ac.jp>
;; Created: 1994/08/21 renamed from mime.el
-;; Version: $Revision: 7.92 $
+;; Version: $Revision: 7.98 $
;; Keywords: mail, news, MIME, multimedia, multilingual
;; This file is part of tm (Tools for MIME).
;;; Commentary:
;; This is an Emacs minor mode for editing Internet multimedia
-;; messages formatted in MIME (RFC 1521 and RFC 1522). All messages in
-;; this mode are composed in the tagged MIME format, that are
-;; described in the following examples. The messages composed in the
-;; tagged MIME format are automatically translated into a MIME
-;; compliant message when exiting the mode.
+;; messages formatted in MIME (RFC 2045, 2046, 2047, 2048 and 2049).
+;; All messages in this mode are composed in the tagged MIME format,
+;; that are described in the following examples. The messages
+;; composed in the tagged MIME format are automatically translated
+;; into a MIME compliant message when exiting the mode.
;; Mule (a multilingual extension to Emacs 18 and 19) has a capability
;; of handling multilingual text in limited ISO-2022 manner that is
;; based on early experiences in Japanese Internet community and
-;; resulted in RFC 1468 (ISO-2022-JP charset for MIME). In order to
+;; resulted in RFC 1468 (ISO-2022-JP charset for MIME). In order to
;; enable multilingual capability in single text message in MIME,
;; charset of multilingual text written in Mule is declared as either
-;; `ISO-2022-JP-2' [RFC 1554] or `ISO-2022-INT-1'. Mule is required
+;; `ISO-2022-JP-2' [RFC 1554] or `ISO-2022-INT-1'. Mule is required
;; for reading the such messages.
;; This MIME composer can work with Mail mode, mh-e letter Mode, and
(require 'sendmail)
(require 'mail-utils)
(require 'mel)
-(require 'tl-822)
(require 'tl-list)
(require 'tm-view)
(require 'tm-ew-e)
;;;
(defconst mime-editor/RCS-ID
- "$Id: tm-edit.el,v 7.92 1996/10/24 08:25:47 morioka Exp $")
+ "$Id: tm-edit.el,v 7.98 1996/12/23 14:49:34 morioka Exp $")
(defconst mime-editor/version (get-version-string mime-editor/RCS-ID))
(defvar mime-editor/split-message t
"*Split large message if it is non-nil. [tm-edit.el]")
-(defvar mime-editor/message-default-max-length 1000
- "*Default maximum size of a message. [tm-edit.el]")
+(defvar mime-editor/message-default-max-lines 1000
+ "*Default maximum lines of a message. [tm-edit.el]")
-(defvar mime-editor/message-max-length-alist
- '((news-reply-mode . 500)))
+(defvar mime-editor/message-max-lines-alist
+ '((news-reply-mode . 500))
+ "Alist of major-mode vs maximum lines of a message.
+If it is not specified for a major-mode,
+`mime-editor/message-default-max-lines' is used. [tm-edit.el]")
(defconst mime-editor/split-ignored-field-regexp
"\\(^Content-\\|^Subject:\\|^Mime-Version:\\)")
;;; @@ about PGP
;;;
-(defvar mime-editor/signing-type nil
+(defvar mime-editor/signing-type 'pgp-elkins
"*PGP signing type (pgp-elkins, pgp-kazu or nil). [tm-edit.el]")
-(defvar mime-editor/encrypting-type nil
+(defvar mime-editor/encrypting-type 'pgp-elkins
"*PGP encrypting type (pgp-elkins, pgp-kazu or nil). [tm-edit.el]")
-(if (or mime-editor/signing-type mime-editor/encrypting-type)
- (require 'mailcrypt)
- )
+(defvar mime-editor/pgp-sign-function 'tm:mc-pgp-sign-region)
+(defvar mime-editor/pgp-encrypt-function 'tm:mc-pgp-encrypt-region)
+(defvar mime-editor/traditional-pgp-sign-function 'mc-pgp-sign-region)
+(defvar mime-editor/pgp-insert-public-key-function 'mc-insert-public-key)
+
+(autoload mime-editor/pgp-sign-function "tm-edit-mc")
+(autoload mime-editor/pgp-encrypt-function "tm-edit-mc")
+(autoload mime-editor/traditional-pgp-sign-function "mc-pgp")
+(autoload mime-editor/pgp-insert-public-key-function "mc-toplev")
;;; @@ about tag
(enriched-mode nil)
))))))
-(defun mime-editor/insert-file (file)
+(defun mime-editor/insert-file (file &optional verbose)
"Insert a message from a file."
- (interactive "fInsert file as MIME message: ")
+ (interactive "fInsert file as MIME message: \nP")
(let* ((guess (mime-find-file-type file))
- (pritype (nth 0 guess))
+ (type (nth 0 guess))
(subtype (nth 1 guess))
(parameters (nth 2 guess))
- (default (nth 3 guess)) ;Guess encoding from its file name.
+ (encoding (nth 3 guess))
(disposition-type (nth 4 guess))
(disposition-params (nth 5 guess))
- (encoding
- (if (not (interactive-p))
- default
- (completing-read
- (concat "What transfer encoding"
- (if default
- (concat " (default "
- (if (string-equal default "")
- "\"\""
- default)
- ")"
- ))
- ": ")
- mime-file-encoding-method-alist nil t nil))))
- (if (string-equal encoding "")
- (setq encoding default))
+ )
+ (if verbose
+ (setq type (mime-prompt-for-type type)
+ subtype (mime-prompt-for-subtype type subtype)
+ ))
+ (if (interactive-p)
+ (setq encoding (mime-prompt-for-encoding encoding))
+ )
(if (or (consp parameters) (stringp disposition-type))
(let ((rest parameters) cell attribute value)
(setq parameters "")
)
))
))
- (mime-editor/insert-tag pritype subtype parameters)
+ (mime-editor/insert-tag type subtype parameters)
(mime-editor/insert-binary-file file encoding)
))
guess
))
-(defun mime-prompt-for-type ()
+(defun mime-prompt-for-type (&optional default)
"Ask for Content-type."
(let ((type ""))
;; Repeat until primary content type is specified.
mime-content-types
nil
'require-match ;Type must be specified.
- nil
+ default
))
(if (string-equal type "")
(progn
(sit-for 1)
))
)
- type
- ))
-
-(defun mime-prompt-for-subtype (pritype)
- "Ask for Content-type subtype of Content-Type PRITYPE."
- (let* ((default (car (car (cdr (assoc pritype mime-content-types)))))
- (answer
+ type))
+
+(defun mime-prompt-for-subtype (type &optional default)
+ "Ask for subtype of media-type TYPE."
+ (let ((subtypes (cdr (assoc type mime-content-types))))
+ (or (and default
+ (assoc default subtypes))
+ (setq default (car (car subtypes)))
+ ))
+ (let* ((answer
(completing-read
(if default
(concat
"What content subtype: (default " default ") ")
"What content subtype: ")
- (cdr (assoc pritype mime-content-types))
+ (cdr (assoc type mime-content-types))
nil
'require-match ;Subtype must be specified.
nil
(mime-prompt-for-parameters-1 (cdr (assoc answer (cdr parameter)))))
))
-(defun mime-flag-region (from to flag)
- "Hides or shows lines from FROM to TO, according to FLAG.
-If FLAG is `\\n' (newline character) then text is shown,
-while if FLAG is `\\^M' (control-M) the text is hidden."
- (let ((buffer-read-only nil) ;Okay even if write protected.
- (modp (buffer-modified-p)))
- (unwind-protect
- (subst-char-in-region from to
- (if (= flag ?\n) ?\^M ?\n)
- flag t)
- (set-buffer-modified-p modp))))
+(defun mime-prompt-for-encoding (default)
+ "Ask for Content-Transfer-Encoding. [tm-edit.el]"
+ (let ((ret
+ (completing-read
+ (concat "What transfer encoding"
+ (if default
+ (concat " (default "
+ (if (string-equal default "")
+ "\"\""
+ default)
+ ")"
+ ))
+ ": ")
+ mime-file-encoding-method-alist nil t nil)
+ ))
+ (if (string= ret "")
+ default
+ ret)))
\f
;;; @ Translate the tagged MIME messages into a MIME compliant message.
(replace-match (concat "-" (substring tag 2)))
)))))
-(autoload 'mc-pgp-lookup-key "mc-pgp")
-(autoload 'mc-pgp-sign-region "mc-pgp")
-(autoload 'mc-pgp-encrypt-region "mc-pgp")
-
-(defun tm:mc-pgp-generic-parser (result)
- (let ((ret (mc-pgp-generic-parser result)))
- (if (consp ret)
- (vector (car ret)(cdr ret))
- )))
-
-(defun tm:mc-process-region
- (beg end passwd program args parser &optional buffer boundary)
- (let ((obuf (current-buffer))
- (process-connection-type nil)
- mybuf result rgn proc)
- (unwind-protect
- (progn
- (setq mybuf (or buffer (generate-new-buffer " *mailcrypt temp")))
- (set-buffer mybuf)
- (erase-buffer)
- (set-buffer obuf)
- (buffer-disable-undo mybuf)
- (setq proc
- (apply 'start-process "*PGP*" mybuf program args))
- (if passwd
- (progn
- (process-send-string proc (concat passwd "\n"))
- (or mc-passwd-timeout (mc-deactivate-passwd t))))
- (process-send-region proc beg end)
- (process-send-eof proc)
- (while (eq 'run (process-status proc))
- (accept-process-output proc 5))
- (setq result (process-exit-status proc))
- ;; Hack to force a status_notify() in Emacs 19.29
- (delete-process proc)
- (set-buffer mybuf)
- (goto-char (point-max))
- (if (re-search-backward "\nProcess \\*PGP.*\n\\'" nil t)
- (delete-region (match-beginning 0) (match-end 0)))
- (goto-char (point-min))
- ;; CRNL -> NL
- (while (search-forward "\r\n" nil t)
- (replace-match "\n"))
- ;; Hurm. FIXME; must get better result codes.
- (if (stringp result)
- (error "%s exited abnormally: '%s'" program result)
- (setq rgn (funcall parser result))
- ;; If the parser found something, migrate it
- (if (consp rgn)
- (progn
- (set-buffer obuf)
- (if boundary
- (save-restriction
- (narrow-to-region beg end)
- (goto-char beg)
- (insert (format "--%s\n" boundary))
- (goto-char (point-max))
- (insert (format "\n--%s
-Content-Type: application/pgp-signature
-Content-Transfer-Encoding: 7bit
-
-" boundary))
- (insert-buffer-substring mybuf (car rgn) (cdr rgn))
- (goto-char (point-max))
- (insert (format "\n--%s--\n" boundary))
- )
- (delete-region beg end)
- (goto-char beg)
- (insert-buffer-substring mybuf (car rgn) (cdr rgn))
- )
- (set-buffer mybuf)
- (delete-region (car rgn) (cdr rgn)))))
- ;; Return nil on failure and exit code on success
- (if rgn result))
- ;; Cleanup even on nonlocal exit
- (if (and proc (eq 'run (process-status proc)))
- (interrupt-process proc))
- (set-buffer obuf)
- (or buffer (null mybuf) (kill-buffer mybuf)))))
-
-(defun tm:mc-pgp-sign-region (start end &optional id unclear boundary)
- (if (not (boundp 'mc-pgp-user-id))
- (load "mc-pgp")
- )
- (let ((process-environment process-environment)
- (buffer (get-buffer-create mc-buffer-name))
- passwd args key
- (parser (function mc-pgp-generic-parser))
- (pgp-path mc-pgp-path)
- )
- (setq key (mc-pgp-lookup-key (or id mc-pgp-user-id)))
- (setq passwd
- (mc-activate-passwd
- (cdr key)
- (format "PGP passphrase for %s (%s): " (car key) (cdr key))))
- (setenv "PGPPASSFD" "0")
- (setq args
- (cons
- (if boundary
- "-fbast"
- "-fast")
- (list "+verbose=1" "+language=en"
- (format "+clearsig=%s" (if unclear "off" "on"))
- "+batchmode" "-u" (cdr key))))
- (if mc-pgp-comment
- (setq args (cons (format "+comment=%s" mc-pgp-comment) args))
- )
- (message "Signing as %s ..." (car key))
- (if (tm:mc-process-region
- start end passwd pgp-path args parser buffer boundary)
- (progn
- (if boundary
- (progn
- (goto-char (point-min))
- (insert
- (format "\
---[[multipart/signed; protocol=\"application/pgp-signature\";
- boundary=\"%s\"; micalg=pgp-md5][7bit]]\n" boundary))
- ))
- (message "Signing as %s ... Done." (car key))
- t)
- nil)))
-
(defun mime-editor/sign-pgp-elkins (beg end boundary)
(save-excursion
(save-restriction
(insert (format "Content-Transfer-Encoding: %s\n" encoding))
)
(insert "\n")
- (or (tm:mc-pgp-sign-region (point-min)(point-max)
- nil nil pgp-boundary)
+ (or (funcall mime-editor/pgp-sign-function
+ (point-min)(point-max) nil nil pgp-boundary)
(throw 'mime-editor/error 'pgp-error)
)
))))
(insert (format "Content-Transfer-Encoding: %s\n" encoding))
)
(insert "\n")
- (if (null
- (let ((mc-pgp-always-sign 'never))
- (mc-pgp-encrypt-region
- (mc-split "\\([ \t\n]*,[ \t\n]*\\)+" recipients)
- (point-min) (point-max) from nil)
- ))
+ (or (funcall mime-editor/pgp-encrypt-function
+ recipients (point-min) (point-max) from)
(throw 'mime-editor/error 'pgp-error)
- )
+ )
(goto-char beg)
(insert (format "--[[multipart/encrypted;
boundary=\"%s\";
(insert (format "Content-Transfer-Encoding: %s\n" encoding))
)
(insert "\n")
- (or (as-binary-process (mc-pgp-sign-region beg (point-max)))
+ (or (as-binary-process
+ (funcall mime-editor/traditional-pgp-sign-function
+ beg (point-max)))
(throw 'mime-editor/error 'pgp-error)
)
(goto-char beg)
)
(insert "\n")
(or (as-binary-process
- (mc-pgp-encrypt-region
- (mc-split "\\([ \t\n]*,[ \t\n]*\\)+" recipients)
- beg (point-max))
+ (funcall mime-editor/pgp-encrypt-function
+ recipients beg (point-max) nil 'maybe)
)
(throw 'mime-editor/error 'pgp-error)
)
(interactive "P")
(mime-editor/insert-tag "application" "pgp-keys")
(mime-editor/define-encoding "7bit")
- (mc-insert-public-key)
+ (funcall mime-editor/pgp-insert-public-key-function)
)
)
(or mime-editor/message-max-length
(setq mime-editor/message-max-length
- (or (cdr (assq major-mode mime-editor/message-max-length-alist))
- mime-editor/message-default-max-length))
+ (or (cdr (assq major-mode mime-editor/message-max-lines-alist))
+ mime-editor/message-default-max-lines))
)
(let* ((mime-editor/draft-file-name
(or (buffer-file-name)
(interactive)
(run-hooks 'mime-editor/before-send-hook)
(let ((mime-editor/message-max-length
- (or (cdr (assq major-mode mime-editor/message-max-length-alist))
- mime-editor/message-default-max-length))
+ (or (cdr (assq major-mode mime-editor/message-max-lines-alist))
+ mime-editor/message-default-max-lines))
(lines (count-lines (point-min) (point-max)))
)
(if (and (> lines mime-editor/message-max-length)
(t
(let* (charset
(pstr
- (mapconcat (function
- (lambda (attr)
- (if (string-equal (car attr)
- "charset")
- (progn
- (setq charset (cdr attr))
- "")
- (concat ";" (car attr)
- "=" (cdr attr))
- )
- ))
- params ""))
+ (let ((bytes (+ 14 (length ctype))))
+ (mapconcat (function
+ (lambda (attr)
+ (if (string-equal (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