lisp/gnus/gnus-vm.el

   1 ;;; gnus-vm.el --- vm interface for Gnus
   2 ;; Copyright (C) 1994,95,96,97 Free Software Foundation, Inc.
   3
   4 ;; Author: Per Persson <pp@gnu.ai.mit.edu>
   5 ;; Keywords: news, mail
   6
   7 ;; This file is part of GNU Emacs.
   8
   9 ;; GNU Emacs is free software; you can redistribute it and/or modify
  10 ;; it under the terms of the GNU General Public License as published by
  11 ;; the Free Software Foundation; either version 2, or (at your option)
  12 ;; any later version.
  13
  14 ;; GNU Emacs is distributed in the hope that it will be useful,
  15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;; GNU General Public License for more details.
  18
  19 ;; You should have received a copy of the GNU General Public License
  20 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  22 ;; Boston, MA 02111-1307, USA.
  23
  24 ;;; Commentary:
  25
  26 ;; Major contributors:
  27 ;;      Christian Limpach <Christian.Limpach@nice.ch>
  28 ;; Some code stolen from:
  29 ;;      Rick Sladkey <jrs@world.std.com>
  30
  31 ;;; Code:
  32
  33 (require 'sendmail)
  34 (require 'message)
  35 (require 'gnus)
  36 (require 'gnus-msg)
  37
  38 (eval-when-compile
  39   (autoload 'vm-mode "vm")
  40   (autoload 'vm-save-message "vm")
  41   (autoload 'vm-forward-message "vm")
  42   (autoload 'vm-reply "vm")
  43   (autoload 'vm-mail "vm"))
  44
  45 (defvar gnus-vm-inhibit-window-system nil
  46   "Inhibit loading `win-vm' if using a window-system.
  47 Has to be set before gnus-vm is loaded.")
  48
  49 (or gnus-vm-inhibit-window-system
  50     (condition-case nil
  51         (when window-system
  52           (require 'win-vm))
  53       (error nil)))
  54
  55 (when (not (featurep 'vm))
  56   (load "vm"))
  57
  58 (defun gnus-vm-make-folder (&optional buffer)
  59   (let ((article (or buffer (current-buffer)))
  60         (tmp-folder (generate-new-buffer " *tmp-folder*"))
  61         (start (point-min))
  62         (end (point-max)))
  63     (set-buffer tmp-folder)
  64     (insert-buffer-substring article start end)
  65     (goto-char (point-min))
  66     (if (looking-at "^\\(From [^ ]+ \\).*$")
  67         (replace-match (concat "\\1" (current-time-string)))
  68       (insert "From " gnus-newsgroup-name " "
  69               (current-time-string) "\n"))
  70     (while (re-search-forward "\n\nFrom " nil t)
  71       (replace-match "\n\n>From "))
  72     ;; insert a newline, otherwise the last line gets lost
  73     (goto-char (point-max))
  74     (insert "\n")
  75     (vm-mode)
  76     tmp-folder))
  77
  78 (defun gnus-summary-save-article-vm (&optional arg)
  79   "Append the current article to a vm folder.
  80 If N is a positive number, save the N next articles.
  81 If N is a negative number, save the N previous articles.
  82 If N is nil and any articles have been marked with the process mark,
  83 save those articles instead."
  84   (interactive "P")
  85   (let ((gnus-default-article-saver 'gnus-summary-save-in-vm))
  86     (gnus-summary-save-article arg)))
  87
  88 (defun gnus-summary-save-in-vm (&optional folder)
  89   (interactive)
  90   (setq folder
  91         (cond ((eq folder 'default) default-name)
  92               (folder folder)
  93               (t (gnus-read-save-file-name
  94                   "Save %s in VM folder:" folder
  95                   gnus-mail-save-name gnus-newsgroup-name
  96                   gnus-current-headers 'gnus-newsgroup-last-mail))))
  97   (gnus-eval-in-buffer-window gnus-original-article-buffer
  98     (save-excursion
  99       (save-restriction
 100         (widen)
 101         (let ((vm-folder (gnus-vm-make-folder)))
 102           (vm-save-message folder)
 103           (kill-buffer vm-folder))))))
 104
 105 (provide 'gnus-vm)
 106
 107 ;;; gnus-vm.el ends here.