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1 ;;; nngateway.el --- posting news via mail gateways
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2 ;; Copyright (C) 1996,97 Free Software Foundation, Inc.
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3
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4 ;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
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5 ;; Keywords: news, mail
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6
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7 ;; This file is part of GNU Emacs.
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8
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9 ;; GNU Emacs is free software; you can redistribute it and/or modify
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10 ;; it under the terms of the GNU General Public License as published by
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11 ;; the Free Software Foundation; either version 2, or (at your option)
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12 ;; any later version.
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13
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14 ;; GNU Emacs is distributed in the hope that it will be useful,
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15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 ;; GNU General Public License for more details.
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18
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19 ;; You should have received a copy of the GNU General Public License
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20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
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21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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22 ;; Boston, MA 02111-1307, USA.
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23
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24 ;;; Commentary:
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25
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26 ;;; Code:
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27
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28 (require 'nnoo)
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29 (require 'message)
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30
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31 (nnoo-declare nngateway)
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32
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33 (defvoo nngateway-address nil
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34 "Address of the mail-to-news gateway.")
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35
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36 (defvoo nngateway-header-transformation 'nngateway-simple-header-transformation
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37 "Function to be called to rewrite the news headers into mail headers.
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38 It is called narrowed to the headers to be transformed with one
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39 parameter -- the gateway address.")
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40
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41 ;;; Interface functions
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42
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43 (nnoo-define-basics nngateway)
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44
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45 (deffoo nngateway-open-server (server &optional defs)
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46 (if (nngateway-server-opened server)
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47 t
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48 (unless (assq 'nngateway-address defs)
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49 (setq defs (append defs (list (list 'nngateway-address server)))))
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50 (nnoo-change-server 'nngateway server defs)))
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51
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52 (deffoo nngateway-request-post (&optional server)
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53 (when (or (nngateway-server-opened server)
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54 (nngateway-open-server server))
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55 ;; Rewrite the header.
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56 (let ((buf (current-buffer)))
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57 (nnheader-temp-write nil
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58 (insert-buffer-substring buf)
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59 (message-narrow-to-head)
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60 (funcall nngateway-header-transformation nngateway-address)
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61 (widen)
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62 (let (message-required-mail-headers)
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63 (message-send-mail))))))
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64
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65 ;;; Internal functions
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66
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67 (defun nngateway-simple-header-transformation (gateway)
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68 "Transform the headers to use GATEWAY."
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69 (let ((newsgroups (mail-fetch-field "newsgroups")))
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70 (message-remove-header "to")
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71 (message-remove-header "cc")
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72 (goto-char (point-min))
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73 (insert "To: " (nnheader-replace-chars-in-string newsgroups ?. ?-)
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74 "@" gateway "\n")))
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75
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76 (nnoo-define-skeleton nngateway)
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30
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77
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78 (provide 'nngateway)
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79
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80 ;;; nngateway.el ends here
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