1 ;;; gnus-ml.el --- Mailing list minor mode for gnus
3 ;; Copyright (C) 2000 by Julien Gilles
5 ;; Author: Julien Gilles <jgilles@free.fr>
8 ;; This program is free software; you can redistribute it and/or modify
9 ;; it under the terms of the GNU General Public License as published by
10 ;; the Free Software Foundation; either version 2 of the License, or
11 ;; (at your option) any later version.
13 ;; This program is distributed in the hope that it will be useful,
14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 ;; GNU General Public License for more details.
18 ;; You should have received a copy of the GNU General Public License
19 ;; along with this program; if not, write to the Free Software
20 ;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 ;; implement (small subset of) RFC 2369
28 ;; (add-hook 'gnus-summary-mode-hook 'turn-on-gnus-mailing-list-mode)
34 (eval-when-compile (require 'cl))
36 ;;; Mailing list minor mode
38 (defvar gnus-mailing-list-mode nil
39 "Minor mode for providing mailing-list commands.")
41 (defvar gnus-mailing-list-mode-map nil)
43 (defvar gnus-mailing-list-menu)
45 (unless gnus-mailing-list-mode-map
46 (setq gnus-mailing-list-mode-map (make-sparse-keymap))
48 (gnus-define-keys gnus-mailing-list-mode-map
49 "\C-nh" gnus-mailing-list-help
50 "\C-ns" gnus-mailing-list-subscribe
51 "\C-nu" gnus-mailing-list-unsubscribe
52 "\C-np" gnus-mailing-list-post
53 "\C-no" gnus-mailing-list-owner
54 "\C-na" gnus-mailing-list-archive
57 (defun gnus-mailing-list-make-menu-bar ()
58 (unless (boundp 'gnus-mailing-list-menu)
60 gnus-mailing-list-menu gnus-mailing-list-mode-map ""
62 ["Get help" gnus-mailing-list-help t]
63 ["Subscribe" gnus-mailing-list-subscribe t]
64 ["Unsubscribe" gnus-mailing-list-unsubscribe t]
65 ["Post a message" gnus-mailing-list-post t]
66 ["Mail to owner" gnus-mailing-list-owner t]
67 ["Browse archive" gnus-mailing-list-archive t]))))
70 (defun turn-on-gnus-mailing-list-mode ()
71 (when (gnus-group-get-parameter gnus-newsgroup-name 'to-list)
72 (gnus-mailing-list-mode 1)))
75 (defun gnus-mailing-list-mode (&optional arg)
76 "Minor mode for providing mailing-list commands.
78 \\{gnus-mailing-list-mode-map}"
80 (when (eq major-mode 'gnus-summary-mode)
81 (when (set (make-local-variable 'gnus-mailing-list-mode)
82 (if (null arg) (not gnus-mailing-list-mode)
83 (> (prefix-numeric-value arg) 0)))
85 (when (gnus-visual-p 'mailing-list-menu 'menu)
86 (gnus-mailing-list-make-menu-bar))
87 (gnus-add-minor-mode 'gnus-mailing-list-mode " Mailing-List" gnus-mailing-list-mode-map)
88 (gnus-run-hooks 'gnus-mailing-list-mode-hook))))
92 (defun gnus-mailing-list-help ()
93 "Get help from mailing list server."
96 (with-current-buffer gnus-original-article-buffer
97 (gnus-fetch-field "list-help"))))
98 (cond (list-help (gnus-mailing-list-message list-help))
99 (t (gnus-message 1 "no list-help in this group")))))
101 (defun gnus-mailing-list-subscribe ()
104 (let ((list-subscribe
105 (with-current-buffer gnus-original-article-buffer
106 (gnus-fetch-field "list-subscribe"))))
107 (cond (list-subscribe (gnus-mailing-list-message list-subscribe))
108 (t (gnus-message 1 "no list-subscribe in this group")))))
110 (defun gnus-mailing-list-unsubscribe ()
113 (let ((list-unsubscribe
114 (with-current-buffer gnus-original-article-buffer
115 (gnus-fetch-field "list-unsubscribe"))))
116 (cond (list-unsubscribe (gnus-mailing-list-message list-unsubscribe))
117 (t (gnus-message 1 "no list-unsubscribe in this group")))))
119 (defun gnus-mailing-list-post ()
120 "Post message (really useful ?)"
123 (with-current-buffer gnus-original-article-buffer
124 (gnus-fetch-field "list-post"))))
125 (cond (list-post (gnus-mailing-list-message list-post))
126 (t (gnus-message 1 "no list-post in this group")))))
128 (defun gnus-mailing-list-owner ()
132 (with-current-buffer gnus-original-article-buffer
133 (gnus-fetch-field "list-owner"))))
134 (cond (list-owner (gnus-mailing-list-message list-owner))
135 (t (gnus-message 1 "no list-owner in this group")))))
137 (defun gnus-mailing-list-archive ()
141 (with-current-buffer gnus-original-article-buffer
142 (gnus-fetch-field "list-archive"))))
143 (cond (list-archive (gnus-mailing-list-message list-archive))
144 (t (gnus-message 1 "no list-owner in this group")))))
146 ;;; Utility functions
148 (defun gnus-mailing-list-message (address)
156 ((string-match "<mailto:\\([^>]*\\)>" address)
157 (let ((args (match-string 1 address)))
159 ((string-match "\\(.*\\)\\?\\(.*\\)" args)
160 (setq mailto (match-string 1 args))
161 (let ((param (match-string 2 args)))
162 (if (string-match "subject=\\([^&]*\\)" param)
163 (setq subject (match-string 1 param)))
164 (if (string-match "body=\\([^&]*\\)" param)
165 (setq body (match-string 1 param)))
166 (if (string-match "to=\\([^&]*\\)" param)
167 (push (match-string 1 param) to))
169 (t (setq mailto args))))) ; without param
171 ; other case <http://... to be done.
173 (gnus-setup-message 'message (message-mail mailto subject))
179 ;;; gnus-ml.el ends here