;;; mm-extern.el --- showing message/external-body
-;; Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
+
+;; Copyright (C) 2000-2014 Free Software Foundation, Inc.
;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
;; Keywords: message external-body
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published
-;; by the Free Software Foundation; either version 2, or (at your
-;; option) any later version.
+;; GNU Emacs is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
-;; GNU Emacs is distributed in the hope that it will be useful, but
-;; WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-;; General Public License for more details.
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
(require 'mm-decode)
(require 'mm-url)
+(defvar gnus-article-mime-handles)
+
(defvar mm-extern-function-alist
'((local-file . mm-extern-local-file)
(url . mm-extern-url)
(coding-system-for-read mm-binary-coding-system))
(unless name
(error "The filename is not specified"))
- (mm-disable-multibyte-mule4)
+ (mm-disable-multibyte)
(if (file-exists-p name)
(mm-insert-file-contents name nil nil nil nil t)
- (error (format "File %s is gone" name)))))
+ (error "File %s is gone" name))))
(defun mm-extern-url (handle)
(erase-buffer)
(coding-system-for-read mm-binary-coding-system))
(unless url
(error "URL is not specified"))
- (mm-with-unibyte-current-buffer-mule4
- (mm-url-insert-file-contents url))
- (mm-disable-multibyte-mule4)
+ (mm-disable-multibyte)
+ (mm-url-insert-file-contents url)
(setq buffer-file-name name)))
(defun mm-extern-anon-ftp (handle)
(coding-system-for-read mm-binary-coding-system))
(unless name
(error "The filename is not specified"))
- (mm-disable-multibyte-mule4)
+ (mm-disable-multibyte)
(mm-insert-file-contents path nil nil nil nil t)))
(defun mm-extern-ftp (handle)
(let (mm-extern-anonymous)
(mm-extern-anon-ftp handle)))
+(declare-function message-goto-body "message" ())
+
(defun mm-extern-mail-server (handle)
(require 'message)
(let* ((params (cdr (mm-handle-type handle)))
(subject (or (cdr (assq 'subject params)) "none"))
(buf (current-buffer))
info)
- (if (y-or-n-p (format "Send a request message to %s?" server))
+ (if (y-or-n-p (format "Send a request message to %s? " server))
(save-window-excursion
(message-mail server subject)
(message-goto-body)
(insert "[" info "]\n\n")))
;;;###autoload
-(defun mm-inline-external-body (handle &optional no-display)
- "Show the external-body part of HANDLE.
-This function replaces the buffer of HANDLE with a buffer contains
-the entire message.
-If NO-DISPLAY is nil, display it. Otherwise, do nothing after replacing."
+(defun mm-extern-cache-contents (handle)
+ "Put the external-body part of HANDLE into its cache."
(let* ((access-type (cdr (assq 'access-type
(cdr (mm-handle-type handle)))))
(func (cdr (assq (intern
(or access-type
(error "Couldn't find access type"))))
mm-extern-function-alist)))
- gnus-displaying-mime buf
handles)
- (unless (mm-handle-cache handle)
- (unless func
- (error (format "Access type (%s) is not supported" access-type)))
- (with-temp-buffer
- (mm-insert-part handle)
- (goto-char (point-max))
- (insert "\n\n")
- (setq handles (mm-dissect-buffer t)))
- (unless (bufferp (car handles))
- (mm-destroy-parts handles)
- (error "Multipart external body is not supported"))
- (save-excursion ;; single part
- (set-buffer (setq buf (mm-handle-buffer handles)))
- (let (good)
- (unwind-protect
- (progn
- (funcall func handle)
- (setq good t))
- (unless good
- (mm-destroy-parts handles))))
- (mm-handle-set-cache handle handles))
- (setq gnus-article-mime-handles
- (mm-merge-handles gnus-article-mime-handles handles)))
- (unless no-display
- (save-excursion
- (save-restriction
- (narrow-to-region (point) (point))
- (gnus-display-mime (mm-handle-cache handle))
- (mm-handle-set-undisplayer
- handle
- `(lambda ()
- (let (buffer-read-only)
- (condition-case nil
- ;; This is only valid on XEmacs.
- (mapcar (lambda (prop)
- (remove-specifier
- (face-property 'default prop) (current-buffer)))
- '(background background-pixmap foreground))
- (error nil))
- (delete-region ,(point-min-marker) ,(point-max-marker))))))))))
+ (unless func
+ (error "Access type (%s) is not supported" access-type))
+ (mm-with-part handle
+ (goto-char (point-max))
+ (insert "\n\n")
+ ;; It should be just a single MIME handle.
+ (setq handles (mm-dissect-buffer t)))
+ (unless (bufferp (car handles))
+ (mm-destroy-parts handles)
+ (error "Multipart external body is not supported"))
+ (with-current-buffer (mm-handle-buffer handles)
+ (let (good)
+ (unwind-protect
+ (progn
+ (funcall func handle)
+ (setq good t))
+ (unless good
+ (mm-destroy-parts handles))))
+ (mm-handle-set-cache handle handles))
+ (setq gnus-article-mime-handles
+ (mm-merge-handles gnus-article-mime-handles handles))))
+
+;;;###autoload
+(defun mm-inline-external-body (handle &optional no-display)
+ "Show the external-body part of HANDLE.
+This function replaces the buffer of HANDLE with a buffer contains
+the entire message.
+If NO-DISPLAY is nil, display it. Otherwise, do nothing after replacing."
+ (unless (mm-handle-cache handle)
+ (mm-extern-cache-contents handle))
+ (unless no-display
+ (save-excursion
+ (save-restriction
+ (narrow-to-region (point) (point))
+ (mm-display-part (mm-handle-cache handle))))
+ ;; Move undisplayer added to the cached handle to the parent.
+ (mm-handle-set-undisplayer
+ handle (mm-handle-undisplayer (mm-handle-cache handle)))
+ (mm-handle-set-undisplayer (mm-handle-cache handle) nil)))
(provide 'mm-extern)