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144 lines
4.2 KiB
EmacsLisp
144 lines
4.2 KiB
EmacsLisp
;;; nndir.el --- single directory newsgroup access for Gnus
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;; Copyright (C) 1995 Free Software Foundation, Inc.
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;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
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;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
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;; Keywords: news
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Commentary:
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;;; Code:
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(require 'nnheader)
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(require 'nnmh)
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(require 'nnml)
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(eval-and-compile
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(autoload 'mail-send-and-exit "sendmail"))
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(defconst nndir-version "nndir 1.0")
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(defvar nndir-current-directory nil
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"Current news group directory.")
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(defvar nndir-status-string "")
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(defvar nndir-nov-is-evil nil
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"*Non-nil means that nndir will never retrieve NOV headers.")
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;;; Interface functions.
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(defun nndir-retrieve-headers (sequence &optional newsgroup server)
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(nndir-execute-nnml-command
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'(nnml-retrieve-headers sequence group server) server))
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(defun nndir-open-server (host &optional service)
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"Open nndir backend."
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(setq nndir-status-string "")
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(nnheader-init-server-buffer))
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(defun nndir-close-server (&optional server)
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"Close news server."
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t)
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(defun nndir-server-opened (&optional server)
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"Return server process status, T or NIL.
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If the stream is opened, return T, otherwise return NIL."
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(and nntp-server-buffer
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(get-buffer nntp-server-buffer)))
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(defun nndir-status-message (&optional server)
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"Return server status response as string."
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nndir-status-string)
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(defun nndir-request-article (id &optional newsgroup server buffer)
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(nndir-execute-nnmh-command
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'(nnmh-request-article id group server buffer) server))
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(defun nndir-request-group (group &optional server dont-check)
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"Select news GROUP."
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(nndir-execute-nnmh-command
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'(nnmh-request-group group "" dont-check) server))
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(defun nndir-request-list (&optional server dir)
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"Get list of active articles in all newsgroups."
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(nndir-execute-nnmh-command
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'(nnmh-request-list nil dir) server))
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(defun nndir-request-newgroups (date &optional server)
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(nndir-execute-nnmh-command
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'(nnmh-request-newgroups date server) server))
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(defun nndir-request-post (&optional server)
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"Post a new news in current buffer."
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(mail-send-and-exit nil))
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(defalias 'nndir-request-post-buffer 'nnmail-request-post-buffer)
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(defun nndir-request-expire-articles (articles newsgroup &optional server force)
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"Expire all articles in the ARTICLES list in group GROUP."
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(setq nndir-status-string "nndir: expire not possible")
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nil)
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(defun nndir-close-group (group &optional server)
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t)
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(defun nndir-request-move-article (article group server accept-form)
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(setq nndir-status-string "nndir: move not possible")
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nil)
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(defun nndir-request-accept-article (group)
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(setq nndir-status-string "nndir: accept not possible")
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nil)
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;;; Low-Level Interface
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(defun nndir-execute-nnmh-command (command server)
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(let ((dir (expand-file-name server)))
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(and (string-match "/$" dir)
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(setq dir (substring dir 0 (match-beginning 0))))
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(string-match "/[^/]+$" dir)
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(let ((group (substring dir (1+ (match-beginning 0))))
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(nnmh-directory (substring dir 0 (1+ (match-beginning 0))))
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(nnmh-get-new-mail nil))
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(eval command))))
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(defun nndir-execute-nnml-command (command server)
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(let ((dir (expand-file-name server)))
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(and (string-match "/$" dir)
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(setq dir (substring dir 0 (match-beginning 0))))
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(string-match "/[^/]+$" dir)
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(let ((group (substring dir (1+ (match-beginning 0))))
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(nnml-directory (substring dir 0 (1+ (match-beginning 0))))
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(nnml-nov-is-evil nndir-nov-is-evil)
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(nnml-get-new-mail nil))
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(eval command))))
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(provide 'nndir)
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;;; nndir.el ends here
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