1 ;;; gnus-ml.el --- Mailing list minor mode for Gnus
3 ;; Copyright (C) 2000, 2001 Free Software Foundation, Inc.
5 ;; Author: Julien Gilles <jgilles@free.fr>
6 ;; Keywords: news, mail
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 ;; implement (small subset of) RFC 2369
33 (eval-when-compile (require 'cl))
35 ;;; Mailing list minor mode
37 (defvar gnus-mailing-list-mode nil
38 "Minor mode for providing mailing-list commands.")
40 (defvar gnus-mailing-list-mode-map nil)
42 (defvar gnus-mailing-list-menu)
44 (unless gnus-mailing-list-mode-map
45 (setq gnus-mailing-list-mode-map (make-sparse-keymap))
47 (gnus-define-keys gnus-mailing-list-mode-map
48 "\C-c\C-nh" gnus-mailing-list-help
49 "\C-c\C-ns" gnus-mailing-list-subscribe
50 "\C-c\C-nu" gnus-mailing-list-unsubscribe
51 "\C-c\C-np" gnus-mailing-list-post
52 "\C-c\C-no" gnus-mailing-list-owner
53 "\C-c\C-na" gnus-mailing-list-archive
56 (defun gnus-mailing-list-make-menu-bar ()
57 (unless (boundp 'gnus-mailing-list-menu)
59 gnus-mailing-list-menu gnus-mailing-list-mode-map ""
61 ["Get help" gnus-mailing-list-help t]
62 ["Subscribe" gnus-mailing-list-subscribe t]
63 ["Unsubscribe" gnus-mailing-list-unsubscribe t]
64 ["Post a message" gnus-mailing-list-post t]
65 ["Mail to owner" gnus-mailing-list-owner t]
66 ["Browse archive" gnus-mailing-list-archive t]))))
69 (defun turn-on-gnus-mailing-list-mode ()
70 (when (gnus-group-find-parameter gnus-newsgroup-name 'to-list)
71 (gnus-mailing-list-mode 1)))
74 (defun gnus-mailing-list-insinuate (&optional force)
75 "Setup group parameters from List-Post header.
76 If FORCE is non-nil, replace the old ones."
79 (with-current-buffer gnus-original-article-buffer
80 (gnus-fetch-field "list-post"))))
83 (gnus-group-get-parameter gnus-newsgroup-name 'to-list))
84 (gnus-message 1 "to-list is non-nil.")
85 (if (string-match "<mailto:\\([^>]*\\)>" list-post)
86 (setq list-post (match-string 1 list-post)))
87 (gnus-group-add-parameter gnus-newsgroup-name
88 (cons 'to-list list-post))
89 (gnus-mailing-list-mode 1))
90 (gnus-message 1 "no list-post in this message."))))
93 (defun gnus-mailing-list-mode (&optional arg)
94 "Minor mode for providing mailing-list commands.
96 \\{gnus-mailing-list-mode-map}"
98 (when (eq major-mode 'gnus-summary-mode)
99 (when (set (make-local-variable 'gnus-mailing-list-mode)
100 (if (null arg) (not gnus-mailing-list-mode)
101 (> (prefix-numeric-value arg) 0)))
103 (when (gnus-visual-p 'mailing-list-menu 'menu)
104 (gnus-mailing-list-make-menu-bar))
105 (add-minor-mode 'gnus-mailing-list-mode " Mailing-List" gnus-mailing-list-mode-map)
106 (gnus-run-hooks 'gnus-mailing-list-mode-hook))))
110 (defun gnus-mailing-list-help ()
111 "Get help from mailing list server."
114 (with-current-buffer gnus-original-article-buffer
115 (gnus-fetch-field "list-help"))))
116 (cond (list-help (gnus-mailing-list-message list-help))
117 (t (gnus-message 1 "no list-help in this group")))))
119 (defun gnus-mailing-list-subscribe ()
122 (let ((list-subscribe
123 (with-current-buffer gnus-original-article-buffer
124 (gnus-fetch-field "list-subscribe"))))
125 (cond (list-subscribe (gnus-mailing-list-message list-subscribe))
126 (t (gnus-message 1 "no list-subscribe in this group")))))
128 (defun gnus-mailing-list-unsubscribe ()
131 (let ((list-unsubscribe
132 (with-current-buffer gnus-original-article-buffer
133 (gnus-fetch-field "list-unsubscribe"))))
134 (cond (list-unsubscribe (gnus-mailing-list-message list-unsubscribe))
135 (t (gnus-message 1 "no list-unsubscribe in this group")))))
137 (defun gnus-mailing-list-post ()
138 "Post message (really useful ?)"
141 (with-current-buffer gnus-original-article-buffer
142 (gnus-fetch-field "list-post"))))
143 (cond (list-post (gnus-mailing-list-message list-post))
144 (t (gnus-message 1 "no list-post in this group")))))
146 (defun gnus-mailing-list-owner ()
150 (with-current-buffer gnus-original-article-buffer
151 (gnus-fetch-field "list-owner"))))
152 (cond (list-owner (gnus-mailing-list-message list-owner))
153 (t (gnus-message 1 "no list-owner in this group")))))
155 (defun gnus-mailing-list-archive ()
158 (require 'browse-url)
160 (with-current-buffer gnus-original-article-buffer
161 (gnus-fetch-field "list-archive"))))
163 (if (string-match "<\\(http:[^>]*\\)>" list-archive)
164 (browse-url (match-string 1 list-archive))
165 (browse-url list-archive)))
166 (t (gnus-message 1 "no list-archive in this group")))))
168 ;;; Utility functions
170 (defun gnus-mailing-list-message (address)
178 ((string-match "<mailto:\\([^>]*\\)>" address)
179 (let ((args (match-string 1 address)))
181 ((string-match "\\(.*\\)\\?\\(.*\\)" args)
182 (setq mailto (match-string 1 args))
183 (let ((param (match-string 2 args)))
184 (if (string-match "subject=\\([^&]*\\)" param)
185 (setq subject (match-string 1 param)))
186 (if (string-match "body=\\([^&]*\\)" param)
187 (setq body (match-string 1 param)))
188 (if (string-match "to=\\([^&]*\\)" param)
189 (push (match-string 1 param) to))
191 (t (setq mailto args))))) ; without param
193 ; other case <http://... to be done.
195 (gnus-setup-message 'message (message-mail mailto subject))
201 ;;; gnus-ml.el ends here