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1 ;;; nndir.el --- single directory newsgroup access for Gnus
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2 ;; Copyright (C) 1995,96,97 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
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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 'nnheader)
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29 (require 'nnmh)
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30 (require 'nnml)
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31 (require 'nnoo)
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32 (eval-when-compile (require 'cl))
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33
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34 (nnoo-declare nndir
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35 nnml nnmh)
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36
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37 (defvoo nndir-directory nil
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38 "Where nndir will look for groups."
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39 nnml-current-directory nnmh-current-directory)
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40
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41 (defvoo nndir-nov-is-evil nil
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42 "*Non-nil means that nndir will never retrieve NOV headers."
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43 nnml-nov-is-evil)
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44
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45
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46
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47 (defvoo nndir-current-group "" nil nnml-current-group nnmh-current-group)
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48 (defvoo nndir-top-directory nil nil nnml-directory nnmh-directory)
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49 (defvoo nndir-get-new-mail nil nil nnml-get-new-mail nnmh-get-new-mail)
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50
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51 (defvoo nndir-status-string "" nil nnmh-status-string)
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52 (defconst nndir-version "nndir 1.0")
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53
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54
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55
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56 ;;; Interface functions.
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57
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58 (nnoo-define-basics nndir)
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59
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60 (deffoo nndir-open-server (server &optional defs)
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61 (setq nndir-directory
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62 (or (cadr (assq 'nndir-directory defs))
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63 server))
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64 (unless (assq 'nndir-directory defs)
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65 (push `(nndir-directory ,server) defs))
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70
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66 ;(when (equal server "")
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67 ; (setq server (cadr (assq 'nndir-directory defs))))
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68 (push `(nndir-current-group
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69 ,(file-name-nondirectory (directory-file-name nndir-directory)))
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70 defs)
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71 (push `(nndir-top-directory
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72 ,(file-name-directory (directory-file-name nndir-directory)))
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73 defs)
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74 (nnoo-change-server 'nndir server defs)
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75 (let (err)
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70
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76 (cond
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77 ((not (condition-case arg
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78 (file-exists-p nndir-directory)
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79 (ftp-error (setq err (format "%s" arg)))))
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80 (nndir-close-server)
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70
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81 (nnheader-report
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82 'nndir (or err "No such file or directory: %s" nndir-directory)))
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83 ((not (file-directory-p (file-truename nndir-directory)))
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84 (nndir-close-server)
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85 (nnheader-report 'nndir "Not a directory: %s" nndir-directory))
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86 (t
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87 (nnheader-report 'nndir "Opened server %s using directory %s"
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88 server nndir-directory)
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89 t))))
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90
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91 (nnoo-map-functions nndir
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92 (nnml-retrieve-headers 0 nndir-current-group 0 0)
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93 (nnmh-request-article 0 nndir-current-group 0 0)
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94 (nnmh-request-group nndir-current-group 0 0)
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95 (nnml-close-group nndir-current-group 0)
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96 (nnmh-request-list (nnoo-current-server 'nndir) nndir-directory)
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97 (nnmh-request-newsgroups (nnoo-current-server 'nndir) nndir-directory))
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98
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99 (provide 'nndir)
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100
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101 ;;; nndir.el ends here
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