;;; mm-decode.el --- Functions for decoding MIME things
-;; Copyright (C) 1998,99 Free Software Foundation, Inc.
+;; Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; MORIOKA Tomohiko <morioka@jaist.ac.jp>
(require 'mail-parse)
(require 'mailcap)
(require 'mm-bodies)
+(eval-when-compile (require 'cl))
-(defvar mm-xemacs-p (string-match "XEmacs" (emacs-version)))
+(eval-and-compile
+ (autoload 'mm-inline-partial "mm-partial"))
(defgroup mime-display ()
"Display of MIME in mail and news articles."
(locate-library "vcard"))))
("message/delivery-status" mm-inline-text identity)
("message/rfc822" mm-inline-message identity)
+ ("message/partial" mm-inline-partial identity)
("text/.*" mm-inline-text identity)
("audio/wav" mm-inline-audio
(lambda (handle)
(defcustom mm-inlined-types
'("image/.*" "text/.*" "message/delivery-status" "message/rfc822"
+ "message/partial"
"application/pgp-signature")
"List of media types that are to be displayed inline."
:type '(repeat string)
Viewing agents are supposed to view the last possible part of a message,
as that is supposed to be the richest. However, users may prefer other
types instead, and this list says what types are most unwanted. If,
-for instance, text/html parts are very unwanted, and text/richtech are
+for instance, text/html parts are very unwanted, and text/richtext are
somewhat unwanted, then the value of this variable should be set
to:
(if (or (not ctl)
(not (string-match "/" (car ctl))))
(mm-dissect-singlepart
- '("text/plain")
+ '("text/plain")
(and cte (intern (downcase (mail-header-remove-whitespace
(mail-header-remove-comments
cte)))))
(unwind-protect
(start-process "*display*" nil
"xterm"
- "-e" shell-file-name
+ "-e" shell-file-name
shell-command-switch
(mm-mailcap-command
method file (mm-handle-type handle)))
(unwind-protect
(progn
(call-process shell-file-name nil
- (setq buffer
+ (setq buffer
(generate-new-buffer "*mm*"))
nil
shell-command-switch
(mapconcat 'identity (nreverse out) "")))
(defun mm-remove-parts (handles)
- "Remove the displayed MIME parts represented by HANDLE."
+ "Remove the displayed MIME parts represented by HANDLES."
(if (and (listp handles)
(bufferp (car handles)))
(mm-remove-part handles)
(mm-remove-part handle)))))))
(defun mm-destroy-parts (handles)
- "Remove the displayed MIME parts represented by HANDLE."
+ "Remove the displayed MIME parts represented by HANDLES."
(if (and (listp handles)
(bufferp (car handles)))
(mm-destroy-part handles)
result))
(defun mm-preferred-alternative-precedence (handles)
- "Return the precedence based on HANDLES and mm-discouraged-alternatives."
- (let ((seq (nreverse (mapcar (lambda (h)
- (mm-handle-media-type h))
+ "Return the precedence based on HANDLES and `mm-discouraged-alternatives'."
+ (let ((seq (nreverse (mapcar #'mm-handle-media-type
handles))))
(dolist (disc (reverse mm-discouraged-alternatives))
(dolist (elem (copy-sequence seq))
"Return the handle(s) referred to by ID."
(cdr (assoc id mm-content-id-alist)))
-(defun mm-get-image-emacs (handle)
- "Return an image instance based on HANDLE."
- (let ((type (mm-handle-media-subtype handle))
- spec)
- ;; Allow some common translations.
- (setq type
- (cond
- ((equal type "x-pixmap")
- "xpm")
- ((equal type "x-xbitmap")
- "xbm")
- (t type)))
- (or (mm-handle-cache handle)
- (mm-with-unibyte-buffer
- (mm-insert-part handle)
- (prog1
- (setq spec
- (ignore-errors
- (cond
- ((equal type "xbm")
- ;; xbm images require special handling, since
- ;; the only way to create glyphs from these
- ;; (without a ton of work) is to write them
- ;; out to a file, and then create a file
- ;; specifier.
- (error "Don't know what to do for XBMs right now."))
- (t
- (list 'image :type (intern type) :data (buffer-string))))))
- (mm-handle-set-cache handle spec))))))
-
-(defun mm-get-image-xemacs (handle)
+(defun mm-get-image (handle)
"Return an image instance based on HANDLE."
(let ((type (mm-handle-media-subtype handle))
spec)
(prog1
(setq spec
(ignore-errors
- (cond
- ((equal type "xbm")
- ;; xbm images require special handling, since
- ;; the only way to create glyphs from these
- ;; (without a ton of work) is to write them
- ;; out to a file, and then create a file
- ;; specifier.
- (let ((file (make-temp-name
- (expand-file-name "emm.xbm"
- mm-tmp-directory))))
- (unwind-protect
- (progn
- (write-region (point-min) (point-max) file)
- (make-glyph (list (cons 'x file))))
- (ignore-errors
- (delete-file file)))))
- (t
- (make-glyph
- (vector (intern type) :data (buffer-string)))))))
+ (if (fboundp 'make-glyph)
+ (cond
+ ((equal type "xbm")
+ ;; xbm images require special handling, since
+ ;; the only way to create glyphs from these
+ ;; (without a ton of work) is to write them
+ ;; out to a file, and then create a file
+ ;; specifier.
+ (let ((file (make-temp-name
+ (expand-file-name "emm.xbm"
+ mm-tmp-directory))))
+ (unwind-protect
+ (progn
+ (write-region (point-min) (point-max) file)
+ (make-glyph (list (cons 'x file))))
+ (ignore-errors
+ (delete-file file)))))
+ (t
+ (make-glyph
+ (vector (intern type) :data (buffer-string)))))
+ (create-image (buffer-string) (intern type) 'data-p))))
(mm-handle-set-cache handle spec))))))
-(defun mm-get-image (handle)
- (if mm-xemacs-p
- (mm-get-image-xemacs handle)
- (mm-get-image-emacs handle)))
-
(defun mm-image-fit-p (handle)
"Say whether the image in HANDLE will fit the current window."
(let ((image (mm-get-image handle)))
(valid-image-instantiator-format-p format))
;; Handle Emacs 21
((fboundp 'image-type-available-p)
- (image-type-available-p format))
+ (and (display-graphic-p)
+ (image-type-available-p format)))
;; Nobody else can do images yet.
(t
nil)))
(provide 'mm-decode)
-;; mm-decode.el ends here
+;;; mm-decode.el ends here