1997-04-16 22:13:18 +00:00
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;;; nnkiboze.el --- select virtual news access for Gnus
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2000-09-19 13:37:09 +00:00
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2006-12-10 01:48:52 +00:00
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;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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2007-01-21 03:53:13 +00:00
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;; 2005, 2006, 2007 Free Software Foundation, Inc.
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1997-04-16 22:13:18 +00:00
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1999-02-20 14:05:57 +00:00
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;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
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1997-04-16 22:13:18 +00:00
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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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2007-07-25 04:24:43 +00:00
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;; the Free Software Foundation; either version 3, or (at your option)
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1997-04-16 22:13:18 +00:00
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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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2005-07-04 17:55:18 +00:00
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;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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;; Boston, MA 02110-1301, USA.
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1997-04-16 22:13:18 +00:00
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;;; Commentary:
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;; The other access methods (nntp, nnspool, etc) are general news
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;; access methods. This module relies on Gnus and can't be used
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;; separately.
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;;; Code:
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(require 'nntp)
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(require 'nnheader)
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(require 'gnus)
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(require 'gnus-score)
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(require 'nnoo)
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2000-09-20 16:54:57 +00:00
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(require 'mm-util)
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1997-04-16 22:13:18 +00:00
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(eval-when-compile (require 'cl))
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(nnoo-declare nnkiboze)
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(defvoo nnkiboze-directory (nnheader-concat gnus-directory "kiboze/")
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"nnkiboze will put its files in this directory.")
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(defvoo nnkiboze-level 9
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"The maximum level to be searched for articles.")
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(defvoo nnkiboze-remove-read-articles t
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"If non-nil, nnkiboze will remove read articles from the kiboze group.")
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(defvoo nnkiboze-ephemeral nil
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"If non-nil, don't store any data anywhere.")
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(defvoo nnkiboze-scores nil
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"Score rules for generating the nnkiboze group.")
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(defvoo nnkiboze-regexp nil
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"Regexp for matching component groups.")
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2000-09-20 16:54:57 +00:00
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(defvoo nnkiboze-file-coding-system mm-text-coding-system
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"Coding system for nnkiboze files.")
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1997-04-16 22:13:18 +00:00
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(defconst nnkiboze-version "nnkiboze 1.0")
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(defvoo nnkiboze-current-group nil)
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(defvoo nnkiboze-status-string "")
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(defvoo nnkiboze-headers nil)
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;;; Interface functions.
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(nnoo-define-basics nnkiboze)
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(deffoo nnkiboze-retrieve-headers (articles &optional group server fetch-old)
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(nnkiboze-possibly-change-group group)
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(unless gnus-nov-is-evil
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(if (stringp (car articles))
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'headers
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(let ((nov (nnkiboze-nov-file-name)))
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(when (file-exists-p nov)
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(save-excursion
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(set-buffer nntp-server-buffer)
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(erase-buffer)
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2000-09-20 16:54:57 +00:00
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(let ((nnheader-file-coding-system nnkiboze-file-coding-system))
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(nnheader-insert-file-contents nov))
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1997-04-16 22:13:18 +00:00
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(nnheader-nov-delete-outside-range
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(car articles) (car (last articles)))
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'nov))))))
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(deffoo nnkiboze-request-article (article &optional newsgroup server buffer)
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(nnkiboze-possibly-change-group newsgroup)
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(if (not (numberp article))
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;; This is a real kludge. It might not work at times, but it
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;; does no harm I think. The only alternative is to offer no
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;; article fetching by message-id at all.
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(nntp-request-article article newsgroup gnus-nntp-server buffer)
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(let* ((header (gnus-summary-article-header article))
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2000-10-27 18:09:37 +00:00
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(xref (mail-header-xref header))
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num group)
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1997-04-16 22:13:18 +00:00
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(unless xref
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(error "nnkiboze: No xref"))
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(unless (string-match " \\([^ ]+\\):\\([0-9]+\\)" xref)
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(error "nnkiboze: Malformed xref"))
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Revision: miles@gnu.org--gnu-2005/emacs--cvs-trunk--0--patch-339
Merge from gnus--rel--5.10
Patches applied:
* gnus--rel--5.10 (patch 76)
- Update from CVS
2005-05-30 Reiner Steib <Reiner.Steib@gmx.de>
* lisp/gnus/gnus-agent.el (gnus-agent-regenerate-group)
(gnus-agent-fetch-articles): Replace `string-to-int' by
`string-to-number'.
* lisp/gnus/gnus-art.el (gnus-button-fetch-group): Ditto.
* lisp/gnus/gnus-cache.el (gnus-cache-generate-active)
(gnus-cache-articles-in-group): Ditto.
* lisp/gnus/gnus-group.el (gnus-group-set-current-level)
(gnus-group-insert-group-line): Ditto.
* lisp/gnus/gnus-score.el (gnus-score-set-expunge-below)
(gnus-score-set-mark-below, gnus-summary-score-effect)
(gnus-summary-score-entry): Ditto.
* lisp/gnus/gnus-soup.el (gnus-soup-send-packet, gnus-soup-parse-areas)
(gnus-soup-pack): Ditto.
* lisp/gnus/gnus-spec.el (gnus-xmas-format): Ditto.
* lisp/gnus/gnus-start.el (gnus-newsrc-to-gnus-format): Ditto.
* lisp/gnus/gnus-sum.el (gnus-create-xref-hashtb): Ditto.
* lisp/gnus/gnus-uu.el (gnus-uu-expand-numbers): Ditto.
* lisp/gnus/nnbabyl.el (nnbabyl-article-group-number): Ditto.
* lisp/gnus/nndb.el (nndb-get-remote-expire-response): Ditto.
* lisp/gnus/nndiary.el (nndiary-parse-schedule-value)
(nndiary-string-to-number, nndiary-request-replace-article)
(nndiary-request-article): Ditto.
* lisp/gnus/nndoc.el (nndoc-rnews-body-end, nndoc-mbox-body-end): Ditto.
* lisp/gnus/nndraft.el (nndraft-articles, nndraft-request-group): Ditto.
* lisp/gnus/nneething.el (nneething-make-head): Ditto.
* lisp/gnus/nnfolder.el (nnfolder-request-article)
(nnfolder-retrieve-headers): Ditto.
* lisp/gnus/nnheader.el (nnheader-file-to-number): Ditto.
* lisp/gnus/nnkiboze.el (nnkiboze-request-article): Ditto.
* lisp/gnus/nnmail.el (nnmail-process-unix-mail-format)
(nnmail-process-babyl-mail-format): Ditto.
* lisp/gnus/nnmbox.el (nnmbox-read-mbox, nnmbox-article-group-number): Ditto.
* lisp/gnus/nnmh.el (nnmh-update-gnus-unreads, nnmh-active-number)
(nnmh-request-create-group, nnmh-request-list-1)
(nnmh-request-group, nnmh-request-article): Ditto.
* lisp/gnus/nnml.el (nnml-request-replace-article, nnml-request-article): Ditto.
* lisp/gnus/nnrss.el (nnrss-find-rss-via-syndic8): Ditto.
* lisp/gnus/nnsoup.el (nnsoup-make-active): Ditto.
* lisp/gnus/nnspool.el (nnspool-find-id, nnspool-request-group): Ditto.
* lisp/gnus/nntp.el (nntp-find-group-and-number)
(nntp-retrieve-headers-with-xover): Ditto.
* lisp/gnus/pgg-gpg.el (pgg-gpg-snarf-keys-region): Ditto.
* lisp/gnus/pgg-parse.el (pgg-read-body, pgg-read-bytes)
(pgg-format-key-identifier): Ditto.
* lisp/gnus/pop3.el (pop3-last, pop3-stat): Ditto.
* lisp/gnus/qp.el (quoted-printable-decode-region): Ditto.
* lisp/gnus/spam-report.el (spam-report-url-ping-mm-url): Use format instead
of concat.
2005-05-30 17:13:58 +00:00
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(setq num (string-to-number (match-string 2 xref))
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2000-10-27 18:09:37 +00:00
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group (match-string 1 xref))
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(or (with-current-buffer buffer
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2004-09-04 13:13:48 +00:00
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(or (and gnus-use-cache (gnus-cache-request-article num group))
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(gnus-agent-request-article num group)))
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2000-10-27 18:09:37 +00:00
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(gnus-request-article num group buffer)))))
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1997-04-16 22:13:18 +00:00
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(deffoo nnkiboze-request-scan (&optional group server)
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2004-09-04 13:13:48 +00:00
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(nnkiboze-possibly-change-group group)
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1997-04-16 22:13:18 +00:00
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(nnkiboze-generate-group (concat "nnkiboze:" group)))
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(deffoo nnkiboze-request-group (group &optional server dont-check)
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"Make GROUP the current newsgroup."
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(nnkiboze-possibly-change-group group)
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(if dont-check
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t
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(let ((nov-file (nnkiboze-nov-file-name))
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beg end total)
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(save-excursion
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(set-buffer nntp-server-buffer)
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(erase-buffer)
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1999-02-20 14:05:57 +00:00
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(unless (file-exists-p nov-file)
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(nnkiboze-request-scan group))
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1997-04-16 22:13:18 +00:00
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(if (not (file-exists-p nov-file))
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(nnheader-report 'nnkiboze "Can't select group %s" group)
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2000-09-20 16:54:57 +00:00
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(let ((nnheader-file-coding-system nnkiboze-file-coding-system))
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(nnheader-insert-file-contents nov-file))
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1997-04-16 22:13:18 +00:00
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(if (zerop (buffer-size))
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(nnheader-insert "211 0 0 0 %s\n" group)
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(goto-char (point-min))
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(when (looking-at "[0-9]+")
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(setq beg (read (current-buffer))))
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(goto-char (point-max))
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(when (re-search-backward "^[0-9]" nil t)
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(setq end (read (current-buffer))))
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(setq total (count-lines (point-min) (point-max)))
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(nnheader-insert "211 %d %d %d %s\n" total beg end group)))))))
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(deffoo nnkiboze-close-group (group &optional server)
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(nnkiboze-possibly-change-group group)
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;; Remove NOV lines of articles that are marked as read.
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(when (and (file-exists-p (nnkiboze-nov-file-name))
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nnkiboze-remove-read-articles)
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2000-09-20 16:54:57 +00:00
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(let ((coding-system-for-write nnkiboze-file-coding-system))
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(with-temp-file (nnkiboze-nov-file-name)
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2003-02-04 13:24:35 +00:00
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(let ((cur (current-buffer))
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2000-09-20 16:54:57 +00:00
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(nnheader-file-coding-system nnkiboze-file-coding-system))
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(nnheader-insert-file-contents (nnkiboze-nov-file-name))
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(goto-char (point-min))
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(while (not (eobp))
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(if (not (gnus-article-read-p (read cur)))
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(forward-line 1)
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(gnus-delete-line))))))
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(setq nnkiboze-current-group nil)))
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1997-04-16 22:13:18 +00:00
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(deffoo nnkiboze-open-server (server &optional defs)
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(unless (assq 'nnkiboze-regexp defs)
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(push `(nnkiboze-regexp ,server)
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defs))
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(nnoo-change-server 'nnkiboze server defs))
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(deffoo nnkiboze-request-delete-group (group &optional force server)
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(nnkiboze-possibly-change-group group)
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(when force
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2000-09-19 13:37:09 +00:00
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(let ((files (nconc
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(nnkiboze-score-file group)
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(list (nnkiboze-nov-file-name)
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(nnkiboze-nov-file-name ".newsrc")))))
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(while files
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(and (file-exists-p (car files))
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(file-writable-p (car files))
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(delete-file (car files)))
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(setq files (cdr files)))))
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1999-02-20 14:05:57 +00:00
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(setq nnkiboze-current-group nil)
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t)
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1997-04-16 22:13:18 +00:00
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(nnoo-define-skeleton nnkiboze)
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;;; Internal functions.
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(defun nnkiboze-possibly-change-group (group)
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(setq nnkiboze-current-group group))
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(defun nnkiboze-prefixed-name (group)
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(gnus-group-prefixed-name group '(nnkiboze "")))
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;;;###autoload
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(defun nnkiboze-generate-groups ()
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1999-02-20 14:05:57 +00:00
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"\"Usage: emacs -batch -l nnkiboze -f nnkiboze-generate-groups\".
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1997-04-16 22:13:18 +00:00
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Finds out what articles are to be part of the nnkiboze groups."
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(interactive)
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(let ((nnmail-spool-file nil)
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2000-09-19 13:37:09 +00:00
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(mail-sources nil)
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1997-04-16 22:13:18 +00:00
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(gnus-use-dribble-file nil)
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(gnus-read-active-file t)
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(gnus-expert-user t))
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(gnus))
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(let* ((gnus-newsrc-alist (gnus-copy-sequence gnus-newsrc-alist))
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(newsrc (cdr gnus-newsrc-alist))
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gnus-newsrc-hashtb info)
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(gnus-make-hashtable-from-newsrc-alist)
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;; We have copied all the newsrc alist info over to local copies
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;; so that we can mess all we want with these lists.
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(while (setq info (pop newsrc))
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(when (string-match "nnkiboze" (gnus-info-group info))
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;; For each kiboze group, we call this function to generate
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;; it.
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2000-10-27 18:09:37 +00:00
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(nnkiboze-generate-group (gnus-info-group info) t))))
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(save-excursion
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(set-buffer gnus-group-buffer)
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(gnus-group-list-groups)))
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1997-04-16 22:13:18 +00:00
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(defun nnkiboze-score-file (group)
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(list (expand-file-name
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(concat (file-name-as-directory gnus-kill-files-directory)
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(nnheader-translate-file-chars
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(concat (nnkiboze-prefixed-name nnkiboze-current-group)
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"." gnus-score-file-suffix))))))
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2000-10-27 18:09:37 +00:00
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(defun nnkiboze-generate-group (group &optional inhibit-list-groups)
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1997-04-16 22:13:18 +00:00
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(let* ((info (nth 2 (gnus-gethash group gnus-newsrc-hashtb)))
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2000-09-19 13:37:09 +00:00
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(newsrc-file (concat nnkiboze-directory
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2004-09-04 13:13:48 +00:00
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(nnheader-translate-file-chars
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(concat group ".newsrc"))))
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1997-09-24 01:50:24 +00:00
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(nov-file (concat nnkiboze-directory
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2004-09-04 13:13:48 +00:00
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(nnheader-translate-file-chars
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(concat group ".nov"))))
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1997-04-16 22:13:18 +00:00
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method nnkiboze-newsrc gname newsrc active
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ginfo lowest glevel orig-info nov-buffer
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;; Bind various things to nil to make group entry faster.
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(gnus-expert-user t)
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(gnus-large-newsgroup nil)
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(gnus-score-find-score-files-function 'nnkiboze-score-file)
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2000-10-27 18:09:37 +00:00
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;; Use only nnkiboze-score-file!
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(gnus-score-use-all-scores nil)
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(gnus-use-scoring t)
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1997-04-16 22:13:18 +00:00
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(gnus-verbose (min gnus-verbose 3))
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2004-09-04 13:13:48 +00:00
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gnus-select-group-hook gnus-summary-prepare-hook
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1997-04-16 22:13:18 +00:00
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gnus-thread-sort-functions gnus-show-threads
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1999-02-20 14:05:57 +00:00
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gnus-visual gnus-suppress-duplicates num-unread)
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1997-04-16 22:13:18 +00:00
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(unless info
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(error "No such group: %s" group))
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;; Load the kiboze newsrc file for this group.
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2004-09-04 13:13:48 +00:00
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(mm-with-unibyte
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(when (file-exists-p newsrc-file)
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(load newsrc-file))
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(let ((coding-system-for-write nnkiboze-file-coding-system))
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(gnus-make-directory (file-name-directory nov-file))
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(with-temp-file nov-file
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(when (file-exists-p nov-file)
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(insert-file-contents nov-file))
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(setq nov-buffer (current-buffer))
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;; Go through the active hashtb and add new all groups that match the
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;; kiboze regexp.
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(mapatoms
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(lambda (group)
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(and (string-match nnkiboze-regexp
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(setq gname (symbol-name group))) ; Match
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(not (assoc gname nnkiboze-newsrc)) ; It isn't registered
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(numberp (car (symbol-value group))) ; It is active
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(or (> nnkiboze-level 7)
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(and (setq glevel
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(nth 1 (nth 2 (gnus-gethash
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gname gnus-newsrc-hashtb))))
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(>= nnkiboze-level glevel)))
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(not (string-match "^nnkiboze:" gname)) ; Exclude kibozes
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(push (cons gname (1- (car (symbol-value group))))
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nnkiboze-newsrc)))
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gnus-active-hashtb)
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;; `newsrc' is set to the list of groups that possibly are
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;; component groups to this kiboze group. This list has elements
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;; on the form `(GROUP . NUMBER)', where NUMBER is the highest
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;; number that has been kibozed in GROUP in this kiboze group.
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(setq newsrc nnkiboze-newsrc)
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(while newsrc
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(if (not (setq active (gnus-gethash
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(caar newsrc) gnus-active-hashtb)))
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;; This group isn't active after all, so we remove it from
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;; the list of component groups.
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(setq nnkiboze-newsrc (delq (car newsrc) nnkiboze-newsrc))
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(setq lowest (cdar newsrc))
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;; Ok, we have a valid component group, so we jump to it.
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(switch-to-buffer gnus-group-buffer)
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(gnus-group-jump-to-group (caar newsrc))
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(gnus-message 3 "nnkiboze: Checking %s..." (caar newsrc))
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(setq ginfo (gnus-get-info (gnus-group-group-name))
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orig-info (gnus-copy-sequence ginfo)
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num-unread (car (gnus-gethash (caar newsrc)
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gnus-newsrc-hashtb)))
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(unwind-protect
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(progn
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;; We set all list of article marks to nil. Since we operate
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;; on copies of the real lists, we can destroy anything we
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;; want here.
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(when (nth 3 ginfo)
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(setcar (nthcdr 3 ginfo) nil))
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;; We set the list of read articles to be what we expect for
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;; this kiboze group -- either nil or `(1 . LOWEST)'.
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(when ginfo
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(setcar (nthcdr 2 ginfo)
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(and (not (= lowest 1)) (cons 1 lowest))))
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(when (and (or (not ginfo)
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(> (length (gnus-list-of-unread-articles
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(car ginfo)))
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0))
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(progn
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(ignore-errors
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(gnus-group-select-group nil))
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(eq major-mode 'gnus-summary-mode)))
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;; We are now in the group where we want to be.
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(setq method (gnus-find-method-for-group
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gnus-newsgroup-name))
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(when (eq method gnus-select-method)
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(setq method nil))
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;; We go through the list of scored articles.
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(while gnus-newsgroup-scored
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(when (> (caar gnus-newsgroup-scored) lowest)
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;; If it has a good score, then we enter this article
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;; into the kiboze group.
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(nnkiboze-enter-nov
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nov-buffer
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(gnus-summary-article-header
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(caar gnus-newsgroup-scored))
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gnus-newsgroup-name))
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(setq gnus-newsgroup-scored (cdr gnus-newsgroup-scored)))
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;; That's it. We exit this group.
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(when (eq major-mode 'gnus-summary-mode)
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(kill-buffer (current-buffer)))))
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;; Restore the proper info.
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(when ginfo
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(setcdr ginfo (cdr orig-info)))
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(setcar (gnus-gethash (caar newsrc) gnus-newsrc-hashtb)
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num-unread)))
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(setcdr (car newsrc) (cdr active))
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(gnus-message 3 "nnkiboze: Checking %s...done" (caar newsrc))
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(setq newsrc (cdr newsrc)))))
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;; We save the kiboze newsrc for this group.
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(gnus-make-directory (file-name-directory newsrc-file))
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(with-temp-file newsrc-file
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(insert "(setq nnkiboze-newsrc '")
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(gnus-prin1 nnkiboze-newsrc)
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(insert ")\n")))
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2000-10-27 18:09:37 +00:00
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(unless inhibit-list-groups
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(save-excursion
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(set-buffer gnus-group-buffer)
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(gnus-group-list-groups)))
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2004-09-04 13:13:48 +00:00
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t))
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1997-04-16 22:13:18 +00:00
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(defun nnkiboze-enter-nov (buffer header group)
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(save-excursion
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(set-buffer buffer)
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(goto-char (point-max))
|
1999-02-20 14:05:57 +00:00
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(let ((prefix (gnus-group-real-prefix group))
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1997-04-16 22:13:18 +00:00
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(oheader (copy-sequence header))
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article)
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(if (zerop (forward-line -1))
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(progn
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(setq article (1+ (read (current-buffer))))
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(forward-line 1))
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(setq article 1))
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(mail-header-set-number oheader article)
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2000-09-20 16:54:57 +00:00
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(with-temp-buffer
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2000-10-27 18:09:37 +00:00
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(insert (or (mail-header-xref oheader) ""))
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2000-09-20 16:54:57 +00:00
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(goto-char (point-min))
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(if (re-search-forward " [^ ]+:[0-9]+" nil t)
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(goto-char (match-beginning 0))
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2000-10-27 18:09:37 +00:00
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(or (eobp) (forward-char 1)))
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2000-09-20 16:54:57 +00:00
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;; The first Xref has to be the group this article
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;; really came for - this is the article nnkiboze
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;; will request when it is asked for the article.
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(insert " " group ":"
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(int-to-string (mail-header-number header)) " ")
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(while (re-search-forward " [^ ]+:[0-9]+" nil t)
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(goto-char (1+ (match-beginning 0)))
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(insert prefix))
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(mail-header-set-xref oheader (buffer-string)))
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(nnheader-insert-nov oheader))))
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1997-04-16 22:13:18 +00:00
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1999-02-20 14:05:57 +00:00
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(defun nnkiboze-nov-file-name (&optional suffix)
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1997-04-16 22:13:18 +00:00
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(concat (file-name-as-directory nnkiboze-directory)
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(nnheader-translate-file-chars
|
1999-02-20 14:05:57 +00:00
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(concat (nnkiboze-prefixed-name nnkiboze-current-group)
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(or suffix ".nov")))))
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1997-04-16 22:13:18 +00:00
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(provide 'nnkiboze)
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2003-09-01 15:45:59 +00:00
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;;; arch-tag: 66068271-bdc9-4801-bcde-779702e73a05
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1997-04-16 22:13:18 +00:00
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;;; nnkiboze.el ends here
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