1 ;;; gnus-ml.el --- Mailing list minor mode for Gnus
3 ;; Copyright (C) 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
6 ;; Author: Julien Gilles <jgilles@free.fr>
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 3 of the License, or
14 ;; (at your option) 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. If not, see <http://www.gnu.org/licenses/>.
26 ;; implement (small subset of) RFC 2369
32 (eval-when-compile (require 'cl
))
34 (when (featurep 'xemacs
)
35 (require 'easy-mmode
))) ; for `define-minor-mode'
37 ;;; Mailing list minor mode
39 (defvar gnus-mailing-list-mode-map
40 (let ((map (make-sparse-keymap)))
42 "\C-c\C-nh" gnus-mailing-list-help
43 "\C-c\C-ns" gnus-mailing-list-subscribe
44 "\C-c\C-nu" gnus-mailing-list-unsubscribe
45 "\C-c\C-np" gnus-mailing-list-post
46 "\C-c\C-no" gnus-mailing-list-owner
47 "\C-c\C-na" gnus-mailing-list-archive
)
50 (defvar gnus-mailing-list-menu
)
52 (defun gnus-mailing-list-make-menu-bar ()
53 (unless (boundp 'gnus-mailing-list-menu
)
55 gnus-mailing-list-menu gnus-mailing-list-mode-map
""
57 ["Get help" gnus-mailing-list-help t
]
58 ["Subscribe" gnus-mailing-list-subscribe t
]
59 ["Unsubscribe" gnus-mailing-list-unsubscribe t
]
60 ["Post a message" gnus-mailing-list-post t
]
61 ["Mail to owner" gnus-mailing-list-owner t
]
62 ["Browse archive" gnus-mailing-list-archive t
]))))
65 (defun turn-on-gnus-mailing-list-mode ()
66 (when (gnus-group-find-parameter gnus-newsgroup-name
'to-list
)
67 (gnus-mailing-list-mode 1)))
70 (defun gnus-mailing-list-insinuate (&optional force
)
71 "Setup group parameters from List-Post header.
72 If FORCE is non-nil, replace the old ones."
75 (with-current-buffer gnus-original-article-buffer
76 (gnus-fetch-field "list-post"))))
79 (gnus-group-get-parameter gnus-newsgroup-name
'to-list
))
80 (gnus-message 1 "to-list is non-nil.")
81 (if (string-match "<mailto:\\([^>]*\\)>" list-post
)
82 (setq list-post
(match-string 1 list-post
)))
83 (gnus-group-add-parameter gnus-newsgroup-name
84 (cons 'to-list list-post
))
85 (gnus-mailing-list-mode 1))
86 (gnus-message 1 "no list-post in this message."))))
89 (when (featurep 'xemacs
)
90 (defvar gnus-mailing-list-mode-hook
)
91 (defvar gnus-mailing-list-mode-on-hook
)
92 (defvar gnus-mailing-list-mode-off-hook
)))
95 (define-minor-mode gnus-mailing-list-mode
96 "Minor mode for providing mailing-list commands.
98 \\{gnus-mailing-list-mode-map}"
99 :lighter
" Mailing-List"
100 :keymap gnus-mailing-list-mode-map
102 ((not (derived-mode-p 'gnus-summary-mode
))
103 (setq gnus-mailing-list-mode nil
))
104 (gnus-mailing-list-mode
106 (when (gnus-visual-p 'mailing-list-menu
'menu
)
107 (gnus-mailing-list-make-menu-bar)))))
111 (defun gnus-mailing-list-help ()
112 "Get help from mailing list server."
115 (with-current-buffer gnus-original-article-buffer
116 (gnus-fetch-field "list-help"))))
117 (cond (list-help (gnus-mailing-list-message list-help
))
118 (t (gnus-message 1 "no list-help in this group")))))
120 (defun gnus-mailing-list-subscribe ()
121 "Subscribe to mailing list."
123 (let ((list-subscribe
124 (with-current-buffer gnus-original-article-buffer
125 (gnus-fetch-field "list-subscribe"))))
126 (cond (list-subscribe (gnus-mailing-list-message list-subscribe
))
127 (t (gnus-message 1 "no list-subscribe in this group")))))
129 (defun gnus-mailing-list-unsubscribe ()
130 "Unsubscribe from mailing list."
132 (let ((list-unsubscribe
133 (with-current-buffer gnus-original-article-buffer
134 (gnus-fetch-field "list-unsubscribe"))))
135 (cond (list-unsubscribe (gnus-mailing-list-message list-unsubscribe
))
136 (t (gnus-message 1 "no list-unsubscribe in this group")))))
138 (defun gnus-mailing-list-post ()
139 "Post message (really useful ?)"
142 (with-current-buffer gnus-original-article-buffer
143 (gnus-fetch-field "list-post"))))
144 (cond (list-post (gnus-mailing-list-message list-post
))
145 (t (gnus-message 1 "no list-post in this group")))))
147 (defun gnus-mailing-list-owner ()
148 "Mail to the mailing list owner."
151 (with-current-buffer gnus-original-article-buffer
152 (gnus-fetch-field "list-owner"))))
153 (cond (list-owner (gnus-mailing-list-message list-owner
))
154 (t (gnus-message 1 "no list-owner in this group")))))
156 (defun gnus-mailing-list-archive ()
159 (require 'browse-url
)
161 (with-current-buffer gnus-original-article-buffer
162 (gnus-fetch-field "list-archive"))))
164 (if (string-match "<\\(http:[^>]*\\)>" list-archive
)
165 (browse-url (match-string 1 list-archive
))
166 (browse-url list-archive
)))
167 (t (gnus-message 1 "no list-archive in this group")))))
169 ;;; Utility functions
171 (defun gnus-mailing-list-message (address)
172 "Send message to ADDRESS.
173 ADDRESS is specified by a \"mailto:\" URL."
175 ((string-match "<\\(mailto:[^>]*\\)>" address
)
177 (gnus-url-mailto (match-string 1 address
)))
178 ;; other case <http://...> to be done.
183 ;;; gnus-ml.el ends here