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[emacs.git] / lisp / gnus / gnus-vm.el
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1 ;;; gnus-vm.el --- vm interface for Gnus
3 ;; Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000
4 ;; Free Software Foundation, Inc.
6 ;; Author: Per Persson <pp@gnu.ai.mit.edu>
7 ;; Keywords: news, mail
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; any later version.
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 ;; Boston, MA 02111-1307, USA.
26 ;;; Commentary:
28 ;; Major contributors:
29 ;; Christian Limpach <Christian.Limpach@nice.ch>
30 ;; Some code stolen from:
31 ;; Rick Sladkey <jrs@world.std.com>
33 ;;; Code:
35 (require 'sendmail)
36 (require 'message)
37 (require 'gnus)
38 (require 'gnus-msg)
40 (eval-when-compile
41 (require 'cl)
42 (autoload 'vm-mode "vm")
43 (autoload 'vm-save-message "vm")
44 (autoload 'vm-forward-message "vm")
45 (autoload 'vm-reply "vm")
46 (autoload 'vm-mail "vm"))
48 (defvar gnus-vm-inhibit-window-system nil
49 "Inhibit loading `win-vm' if using a window-system.
50 Has to be set before gnus-vm is loaded.")
52 (unless gnus-vm-inhibit-window-system
53 (ignore-errors
54 (when window-system
55 (require 'win-vm))))
57 (when (not (featurep 'vm))
58 (load "vm"))
60 (defun gnus-vm-make-folder (&optional buffer)
61 (let ((article (or buffer (current-buffer)))
62 (tmp-folder (generate-new-buffer " *tmp-folder*"))
63 (start (point-min))
64 (end (point-max)))
65 (set-buffer tmp-folder)
66 (insert-buffer-substring article start end)
67 (goto-char (point-min))
68 (if (looking-at "^\\(From [^ ]+ \\).*$")
69 (replace-match (concat "\\1" (current-time-string)))
70 (insert "From " gnus-newsgroup-name " "
71 (current-time-string) "\n"))
72 (while (re-search-forward "\n\nFrom " nil t)
73 (replace-match "\n\n>From "))
74 ;; insert a newline, otherwise the last line gets lost
75 (goto-char (point-max))
76 (insert "\n")
77 (vm-mode)
78 tmp-folder))
80 (defun gnus-summary-save-article-vm (&optional arg)
81 "Append the current article to a vm folder.
82 If N is a positive number, save the N next articles.
83 If N is a negative number, save the N previous articles.
84 If N is nil and any articles have been marked with the process mark,
85 save those articles instead."
86 (interactive "P")
87 (require 'gnus-art)
88 (let ((gnus-default-article-saver 'gnus-summary-save-in-vm))
89 (gnus-summary-save-article arg)))
91 (defun gnus-summary-save-in-vm (&optional folder)
92 (interactive)
93 (setq folder
94 (gnus-read-save-file-name
95 "Save %s in VM folder:" folder
96 gnus-mail-save-name gnus-newsgroup-name
97 gnus-current-headers 'gnus-newsgroup-last-mail))
98 (gnus-eval-in-buffer-window gnus-original-article-buffer
99 (save-excursion
100 (save-restriction
101 (widen)
102 (let ((vm-folder (gnus-vm-make-folder)))
103 (vm-save-message folder)
104 (kill-buffer vm-folder))))))
106 (provide 'gnus-vm)
108 ;;; gnus-vm.el ends here