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[Emacs-diffs] Changes to emacs/lisp/gnus/mm-extern.el [gnus-5_10-branch]
From: |
Andreas Schwab |
Subject: |
[Emacs-diffs] Changes to emacs/lisp/gnus/mm-extern.el [gnus-5_10-branch] |
Date: |
Thu, 22 Jul 2004 13:13:01 -0400 |
Index: emacs/lisp/gnus/mm-extern.el
diff -c /dev/null emacs/lisp/gnus/mm-extern.el:1.1.2.1
*** /dev/null Thu Jul 22 16:47:05 2004
--- emacs/lisp/gnus/mm-extern.el Thu Jul 22 16:45:51 2004
***************
*** 0 ****
--- 1,169 ----
+ ;;; mm-extern.el --- showing message/external-body
+ ;; Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
+
+ ;; Author: Shenghuo Zhu <address@hidden>
+ ;; 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 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.
+
+ ;;; Commentary:
+
+ ;;; Code:
+
+ (eval-when-compile (require 'cl))
+
+ (require 'mm-util)
+ (require 'mm-decode)
+ (require 'mm-url)
+
+ (defvar mm-extern-function-alist
+ '((local-file . mm-extern-local-file)
+ (url . mm-extern-url)
+ (anon-ftp . mm-extern-anon-ftp)
+ (ftp . mm-extern-ftp)
+ ;;; (tftp . mm-extern-tftp)
+ (mail-server . mm-extern-mail-server)
+ ;;; (afs . mm-extern-afs))
+ ))
+
+ (defvar mm-extern-anonymous "anonymous")
+
+ (defun mm-extern-local-file (handle)
+ (erase-buffer)
+ (let ((name (cdr (assq 'name (cdr (mm-handle-type handle)))))
+ (coding-system-for-read mm-binary-coding-system))
+ (unless name
+ (error "The filename is not specified"))
+ (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)))))
+
+ (defun mm-extern-url (handle)
+ (erase-buffer)
+ (let ((url (cdr (assq 'url (cdr (mm-handle-type handle)))))
+ (name buffer-file-name)
+ (coding-system-for-read mm-binary-coding-system))
+ (unless url
+ (error "URL is not specified"))
+ (mm-with-unibyte-current-buffer
+ (mm-url-insert-file-contents url))
+ (mm-disable-multibyte)
+ (setq buffer-file-name name)))
+
+ (defun mm-extern-anon-ftp (handle)
+ (erase-buffer)
+ (let* ((params (cdr (mm-handle-type handle)))
+ (name (cdr (assq 'name params)))
+ (site (cdr (assq 'site params)))
+ (directory (cdr (assq 'directory params)))
+ (mode (cdr (assq 'mode params)))
+ (path (concat "/" (or mm-extern-anonymous
+ (read-string (format "ID for %s: " site)))
+ "@" site ":" directory "/" name))
+ (coding-system-for-read mm-binary-coding-system))
+ (unless name
+ (error "The filename is not specified"))
+ (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)))
+
+ (defun mm-extern-mail-server (handle)
+ (require 'message)
+ (let* ((params (cdr (mm-handle-type handle)))
+ (server (cdr (assq 'server params)))
+ (subject (or (cdr (assq 'subject params)) "none"))
+ (buf (current-buffer))
+ info)
+ (if (y-or-n-p (format "Send a request message to %s?" server))
+ (save-window-excursion
+ (message-mail server subject)
+ (message-goto-body)
+ (delete-region (point) (point-max))
+ (insert-buffer-substring buf)
+ (message "Requesting external body...")
+ (message-send-and-exit)
+ (setq info "Request is sent.")
+ (message info))
+ (setq info "Request is not sent."))
+ (goto-char (point-min))
+ (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."
+ (let* ((access-type (cdr (assq 'access-type
+ (cdr (mm-handle-type handle)))))
+ (func (cdr (assq (intern
+ (downcase
+ (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))))))))))
+
+ (provide 'mm-extern)
+
+ ;;; arch-tag: 9653808e-14d9-4172-86e6-adceaa05378e
+ ;;; mm-extern.el ends here
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