;;; gnus-dired.el --- utility functions where gnus and dired meet
;; Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004,
-;; 2005, 2006 Free Software Foundation, Inc.
+;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;; Authors: Benjamin Rutt <brutt@bloomington.in.us>,
;; Shenghuo Zhu <zsh@cs.rochester.edu>
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; 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.
+;; 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
;; 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., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'dired)
-(require 'gnus-ems)
-(require 'gnus-msg)
-(require 'gnus-util)
-(require 'message)
-(require 'mm-encode)
-(require 'mml)
+(autoload 'mml-attach-file "mml")
+(autoload 'mm-default-file-encoding "mm-decode");; Shift this to `mailcap.el'?
+(autoload 'mailcap-extension-to-mime "mailcap")
+(autoload 'mailcap-mime-info "mailcap")
+
+;; Maybe shift this function to `mailcap.el'?
+(autoload 'mm-mailcap-command "mm-decode")
+
+(autoload 'ps-print-preprint "ps-print")
+
+;; Autoloads to avoid byte-compiler warnings. These are used only if the user
+;; customizes `gnus-dired-mail-mode' to use Message and/or Gnus.
+(autoload 'message-buffers "message")
+(autoload 'gnus-print-buffer "gnus-sum")
(defvar gnus-dired-mode nil
- "Minor mode for intersections of gnus and dired.")
+ "Minor mode for intersections of MIME mail composition and dired.")
(defvar gnus-dired-mode-map nil)
(unless gnus-dired-mode-map
(setq gnus-dired-mode-map (make-sparse-keymap))
- (gnus-define-keys gnus-dired-mode-map
- "\C-c\C-m\C-a" gnus-dired-attach
- "\C-c\C-m\C-l" gnus-dired-find-file-mailcap
- "\C-c\C-m\C-p" gnus-dired-print))
+ (define-key gnus-dired-mode-map "\C-c\C-m\C-a" 'gnus-dired-attach)
+ (define-key gnus-dired-mode-map "\C-c\C-m\C-l" 'gnus-dired-find-file-mailcap)
+ (define-key gnus-dired-mode-map "\C-c\C-m\C-p" 'gnus-dired-print))
+
+;; FIXME: Make it customizable, change the default to `mail-user-agent' when
+;; this file is renamed (e.g. to `dired-mime.el').
+
+(defcustom gnus-dired-mail-mode 'gnus-user-agent ;; mail-user-agent
+ "Your preference for a mail composition package.
+See `mail-user-agent' for more information."
+ :group 'mail ;; dired?
+ :version "23.1" ;; No Gnus
+ :type '(radio (function-item :tag "Default Emacs mail"
+ :format "%t\n"
+ sendmail-user-agent)
+ (function-item :tag "Emacs interface to MH"
+ :format "%t\n"
+ mh-e-user-agent)
+ (function-item :tag "Gnus Message package"
+ :format "%t\n"
+ message-user-agent)
+ (function-item :tag "Gnus Message with full Gnus features"
+ :format "%t\n"
+ gnus-user-agent)
+ (function :tag "Other")))
(defun gnus-dired-mode (&optional arg)
"Minor mode for intersections of gnus and dired.
(> (prefix-numeric-value arg) 0)))
(when gnus-dired-mode
(add-minor-mode 'gnus-dired-mode "" gnus-dired-mode-map)
- (gnus-run-hooks 'gnus-dired-mode-hook))))
+ (save-current-buffer
+ (run-hooks 'gnus-dired-mode-hook)))))
;;;###autoload
(defun turn-on-gnus-dired-mode ()
"Convenience method to turn on gnus-dired-mode."
+ (interactive)
(gnus-dired-mode 1))
-;; Method to attach files to a gnus composition.
+(defun gnus-dired-mail-buffers ()
+ "Return a list of active mail composition buffers."
+ (if (and (memq gnus-dired-mail-mode '(message-user-agent gnus-user-agent))
+ (require 'message)
+ (fboundp 'message-buffers))
+ (message-buffers)
+ ;; Cf. `message-buffers' in `message.el':
+ (let (buffers)
+ (save-excursion
+ (dolist (buffer (buffer-list t))
+ (set-buffer buffer)
+ (when (eq major-mode 'mail-mode)
+ (push (buffer-name buffer) buffers))))
+ (nreverse buffers))))
+
+;; Method to attach files to a mail composition.
(defun gnus-dired-attach (files-to-attach)
"Attach dired's marked files to a gnus message composition.
If called non-interactively, FILES-TO-ATTACH should be a list of
(mapconcat
(lambda (f) (file-name-nondirectory f))
files-to-attach ", "))
- (setq bufs (message-buffers))
+ (setq bufs (gnus-dired-mail-buffers))
- ;; set up destination message buffer
+ ;; set up destination mail composition buffer
(if (and bufs
- (y-or-n-p "Attach files to existing message buffer? "))
+ (y-or-n-p "Attach files to existing mail composition buffer? "))
(setq destination
(if (= (length bufs) 1)
(get-buffer (car bufs))
- (completing-read "Attach to which message buffer: "
+ (completing-read "Attach to which mail composition buffer: "
(mapcar
(lambda (b)
(cons b (get-buffer b)))
bufs)
nil t)))
- ;; setup a new gnus message buffer
- (gnus-setup-message 'message (message-mail))
+ ;; setup a new mail composition buffer
+ (let ((mail-user-agent gnus-dired-mail-mode)
+ ;; A workaround to prevent Gnus from displaying the Gnus
+ ;; logo when invoking this command without loading Gnus.
+ ;; Gnus demonstrates it when gnus.elc is being loaded if
+ ;; a command of which the name is prefixed with "gnus"
+ ;; causes that autoloading. See the code in question,
+ ;; that is the one first found in gnus.el by performing
+ ;; `C-s this-command'.
+ (this-command (if (eq gnus-dired-mail-mode 'gnus-user-agent)
+ 'gnoose-dired-attach
+ this-command)))
+ (compose-mail))
(setq destination (current-buffer)))
;; set buffer to destination buffer, and attach files
(setq method
(cdr (assoc 'viewer
(car (mailcap-mime-info mime-type
- 'all)))))))
+ 'all
+ 'no-decode)))))))
(let ((view-command (mm-mailcap-command method file-name nil)))
(message "viewing via %s" view-command)
(start-process "*display*"
(mailcap-extension-to-mime
(match-string 0 file-name)))
(stringp
- (setq method (mailcap-mime-info mime-type "print"))))
+ (setq method (mailcap-mime-info mime-type "print"
+ 'no-decode))))
(call-process shell-file-name nil
(generate-new-buffer " *mm*")
nil
(mm-mailcap-command method file-name mime-type))
(with-temp-buffer
(insert-file-contents file-name)
- (gnus-print-buffer))
+ (if (eq gnus-dired-mail-mode 'gnus-user-agent)
+ (gnus-print-buffer)
+ ;; FIXME:
+ (error "MIME print only implemeted via Gnus")))
(ps-despool print-to))))
((file-symlink-p file-name)
(error "File is a symlink to a nonexistent target"))
(provide 'gnus-dired)
-;;; arch-tag: 44737731-e445-4638-a31e-713c7590ec76
+;; arch-tag: 44737731-e445-4638-a31e-713c7590ec76
;;; gnus-dired.el ends here