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eec82323 | 1 | ;;; nngateway.el --- posting news via mail gateways |
16409b0b | 2 | |
ba318903 | 3 | ;; Copyright (C) 1996-2014 Free Software Foundation, Inc. |
eec82323 | 4 | |
6748645f | 5 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> |
eec82323 LMI |
6 | ;; Keywords: news, mail |
7 | ||
8 | ;; This file is part of GNU Emacs. | |
9 | ||
5e809f55 | 10 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
eec82323 | 11 | ;; it under the terms of the GNU General Public License as published by |
5e809f55 GM |
12 | ;; the Free Software Foundation, either version 3 of the License, or |
13 | ;; (at your option) any later version. | |
eec82323 LMI |
14 | |
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. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
5e809f55 | 21 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
eec82323 LMI |
22 | |
23 | ;;; Commentary: | |
24 | ||
25 | ;;; Code: | |
26 | ||
436cc82c | 27 | (eval-when-compile (require 'cl)) |
eec82323 LMI |
28 | (require 'nnoo) |
29 | (require 'message) | |
30 | ||
31 | (nnoo-declare nngateway) | |
32 | ||
33 | (defvoo nngateway-address nil | |
34 | "Address of the mail-to-news gateway.") | |
35 | ||
36 | (defvoo nngateway-header-transformation 'nngateway-simple-header-transformation | |
37 | "Function to be called to rewrite the news headers into mail headers. | |
38 | It is called narrowed to the headers to be transformed with one | |
39 | parameter -- the gateway address.") | |
40 | ||
41 | ;;; Interface functions | |
42 | ||
43 | (nnoo-define-basics nngateway) | |
44 | ||
45 | (deffoo nngateway-open-server (server &optional defs) | |
46 | (if (nngateway-server-opened server) | |
47 | t | |
48 | (unless (assq 'nngateway-address defs) | |
49 | (setq defs (append defs (list (list 'nngateway-address server))))) | |
50 | (nnoo-change-server 'nngateway server defs))) | |
51 | ||
52 | (deffoo nngateway-request-post (&optional server) | |
53 | (when (or (nngateway-server-opened server) | |
54 | (nngateway-open-server server)) | |
55 | ;; Rewrite the header. | |
56 | (let ((buf (current-buffer))) | |
16409b0b | 57 | (with-temp-buffer |
eec82323 LMI |
58 | (insert-buffer-substring buf) |
59 | (message-narrow-to-head) | |
60 | (funcall nngateway-header-transformation nngateway-address) | |
a8151ef7 LMI |
61 | (goto-char (point-max)) |
62 | (insert mail-header-separator "\n") | |
eec82323 LMI |
63 | (widen) |
64 | (let (message-required-mail-headers) | |
23f87bed MB |
65 | (funcall (or message-send-mail-real-function |
66 | message-send-mail-function))) | |
6748645f | 67 | t)))) |
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68 | |
69 | ;;; Internal functions | |
70 | ||
71 | (defun nngateway-simple-header-transformation (gateway) | |
72 | "Transform the headers to use GATEWAY." | |
73 | (let ((newsgroups (mail-fetch-field "newsgroups"))) | |
74 | (message-remove-header "to") | |
75 | (message-remove-header "cc") | |
76 | (goto-char (point-min)) | |
77 | (insert "To: " (nnheader-replace-chars-in-string newsgroups ?. ?-) | |
78 | "@" gateway "\n"))) | |
79 | ||
6748645f LMI |
80 | (defun nngateway-mail2news-header-transformation (gateway) |
81 | "Transform the headers for sending to a mail2news gateway." | |
82 | (message-remove-header "to") | |
83 | (message-remove-header "cc") | |
84 | (goto-char (point-min)) | |
85 | (insert "To: " gateway "\n")) | |
86 | ||
eec82323 LMI |
87 | (nnoo-define-skeleton nngateway) |
88 | ||
89 | (provide 'nngateway) | |
90 | ||
91 | ;;; nngateway.el ends here |