;;; nnkiboze.el --- select virtual news access for Gnus
-;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc.
+
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003
+;; Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;;; Code:
+(eval-when-compile (require 'cl))
+
(require 'nntp)
(require 'nnheader)
(require 'gnus)
(require 'gnus-score)
(require 'nnoo)
-(eval-when-compile (require 'cl))
(nnoo-declare nnkiboze)
(defvoo nnkiboze-directory (nnheader-concat gnus-directory "kiboze/")
(defvoo nnkiboze-regexp nil
"Regexp for matching component groups.")
+(defvoo nnkiboze-file-coding-system nnheader-text-coding-system
+ "Coding system for nnkiboze files.")
+
\f
(defconst nnkiboze-version "nnkiboze 1.0")
(save-excursion
(set-buffer nntp-server-buffer)
(erase-buffer)
- (nnheader-insert-file-contents nov)
+ (let ((nnheader-file-coding-system nnkiboze-file-coding-system))
+ (nnheader-insert-file-contents nov))
(nnheader-nov-delete-outside-range
(car articles) (car (last articles)))
'nov))))))
;; article fetching by message-id at all.
(nntp-request-article article newsgroup gnus-nntp-server buffer)
(let* ((header (gnus-summary-article-header article))
- (xref (mail-header-xref header)))
+ (xref (mail-header-xref header))
+ num group)
(unless xref
(error "nnkiboze: No xref"))
(unless (string-match " \\([^ ]+\\):\\([0-9]+\\)" xref)
(error "nnkiboze: Malformed xref"))
- (gnus-request-article (string-to-int (match-string 2 xref))
- (match-string 1 xref)
- buffer))))
+ (setq num (string-to-int (match-string 2 xref))
+ group (match-string 1 xref))
+ (or (with-current-buffer buffer
+ (or (and gnus-use-cache (gnus-cache-request-article num group))
+ (gnus-agent-request-article num group)))
+ (gnus-request-article num group buffer)))))
(deffoo nnkiboze-request-scan (&optional group server)
+ (nnkiboze-possibly-change-group group)
(nnkiboze-generate-group (concat "nnkiboze:" group)))
(deffoo nnkiboze-request-group (group &optional server dont-check)
(nnkiboze-request-scan group))
(if (not (file-exists-p nov-file))
(nnheader-report 'nnkiboze "Can't select group %s" group)
- (nnheader-insert-file-contents nov-file)
+ (let ((nnheader-file-coding-system nnkiboze-file-coding-system))
+ (nnheader-insert-file-contents nov-file))
(if (zerop (buffer-size))
(nnheader-insert "211 0 0 0 %s\n" group)
(goto-char (point-min))
;; Remove NOV lines of articles that are marked as read.
(when (and (file-exists-p (nnkiboze-nov-file-name))
nnkiboze-remove-read-articles)
- (with-temp-file (nnkiboze-nov-file-name)
- (let ((cur (current-buffer)))
- (nnheader-insert-file-contents (nnkiboze-nov-file-name))
- (goto-char (point-min))
- (while (not (eobp))
- (if (not (gnus-article-read-p (read cur)))
- (forward-line 1)
- (gnus-delete-line))))))
- (setq nnkiboze-current-group nil))
+ (let ((coding-system-for-write nnkiboze-file-coding-system))
+ (with-temp-file (nnkiboze-nov-file-name)
+ (let ((cur (current-buffer))
+ (nnheader-file-coding-system nnkiboze-file-coding-system))
+ (nnheader-insert-file-contents (nnkiboze-nov-file-name))
+ (goto-char (point-min))
+ (while (not (eobp))
+ (if (not (gnus-article-read-p (read cur)))
+ (forward-line 1)
+ (gnus-delete-line))))))
+ (setq nnkiboze-current-group nil)))
(deffoo nnkiboze-open-server (server &optional defs)
(unless (assq 'nnkiboze-regexp defs)
(deffoo nnkiboze-request-delete-group (group &optional force server)
(nnkiboze-possibly-change-group group)
(when force
- (let ((files (nconc
- (nnkiboze-score-file group)
- (list (nnkiboze-nov-file-name)
- (nnkiboze-nov-file-name ".newsrc")))))
- (while files
- (and (file-exists-p (car files))
- (file-writable-p (car files))
- (delete-file (car files)))
- (setq files (cdr files)))))
+ (let ((files (nconc
+ (nnkiboze-score-file group)
+ (list (nnkiboze-nov-file-name)
+ (nnkiboze-nov-file-name ".newsrc")))))
+ (while files
+ (and (file-exists-p (car files))
+ (file-writable-p (car files))
+ (delete-file (car files)))
+ (setq files (cdr files)))))
(setq nnkiboze-current-group nil)
t)
Finds out what articles are to be part of the nnkiboze groups."
(interactive)
(let ((nnmail-spool-file nil)
+ (mail-sources nil)
(gnus-use-dribble-file nil)
(gnus-read-active-file t)
(gnus-expert-user t))
(when (string-match "nnkiboze" (gnus-info-group info))
;; For each kiboze group, we call this function to generate
;; it.
- (nnkiboze-generate-group (gnus-info-group info))))))
+ (nnkiboze-generate-group (gnus-info-group info) t))))
+ (save-excursion
+ (set-buffer gnus-group-buffer)
+ (gnus-group-list-groups)))
(defun nnkiboze-score-file (group)
(list (expand-file-name
(concat (nnkiboze-prefixed-name nnkiboze-current-group)
"." gnus-score-file-suffix))))))
-(defun nnkiboze-generate-group (group)
+(defun nnkiboze-generate-group (group &optional inhibit-list-groups)
(let* ((info (nth 2 (gnus-gethash group gnus-newsrc-hashtb)))
(newsrc-file (concat nnkiboze-directory
- (nnheader-translate-file-chars
- (concat group ".newsrc"))))
+ (nnheader-translate-file-chars
+ (concat group ".newsrc"))))
(nov-file (concat nnkiboze-directory
- (nnheader-translate-file-chars
- (concat group ".nov"))))
+ (nnheader-translate-file-chars
+ (concat group ".nov"))))
method nnkiboze-newsrc gname newsrc active
ginfo lowest glevel orig-info nov-buffer
;; Bind various things to nil to make group entry faster.
(gnus-expert-user t)
(gnus-large-newsgroup nil)
(gnus-score-find-score-files-function 'nnkiboze-score-file)
+ ;; Use only nnkiboze-score-file!
+ (gnus-score-use-all-scores nil)
+ (gnus-use-scoring t)
(gnus-verbose (min gnus-verbose 3))
- gnus-select-group-hook gnus-summary-prepare-hook
+ gnus-select-group-hook gnus-summary-prepare-hook
gnus-thread-sort-functions gnus-show-threads
gnus-visual gnus-suppress-duplicates num-unread)
(unless info
(error "No such group: %s" group))
;; Load the kiboze newsrc file for this group.
- (when (file-exists-p newsrc-file)
- (load newsrc-file))
- (with-temp-file nov-file
- (when (file-exists-p nov-file)
- (insert-file-contents nov-file))
- (setq nov-buffer (current-buffer))
- ;; Go through the active hashtb and add new all groups that match the
- ;; kiboze regexp.
- (mapatoms
- (lambda (group)
- (and (string-match nnkiboze-regexp
- (setq gname (symbol-name group))) ; Match
- (not (assoc gname nnkiboze-newsrc)) ; It isn't registered
- (numberp (car (symbol-value group))) ; It is active
- (or (> nnkiboze-level 7)
- (and (setq glevel (nth 1 (nth 2 (gnus-gethash
- gname gnus-newsrc-hashtb))))
- (>= nnkiboze-level glevel)))
- (not (string-match "^nnkiboze:" gname)) ; Exclude kibozes
- (push (cons gname (1- (car (symbol-value group))))
- nnkiboze-newsrc)))
- gnus-active-hashtb)
- ;; `newsrc' is set to the list of groups that possibly are
- ;; component groups to this kiboze group. This list has elements
- ;; on the form `(GROUP . NUMBER)', where NUMBER is the highest
- ;; number that has been kibozed in GROUP in this kiboze group.
- (setq newsrc nnkiboze-newsrc)
- (while newsrc
- (if (not (setq active (gnus-gethash
- (caar newsrc) gnus-active-hashtb)))
- ;; This group isn't active after all, so we remove it from
- ;; the list of component groups.
- (setq nnkiboze-newsrc (delq (car newsrc) nnkiboze-newsrc))
- (setq lowest (cdar newsrc))
- ;; Ok, we have a valid component group, so we jump to it.
- (switch-to-buffer gnus-group-buffer)
- (gnus-group-jump-to-group (caar newsrc))
- (gnus-message 3 "nnkiboze: Checking %s..." (caar newsrc))
- (setq ginfo (gnus-get-info (gnus-group-group-name))
- orig-info (gnus-copy-sequence ginfo)
- num-unread (car (gnus-gethash (caar newsrc)
- gnus-newsrc-hashtb)))
- (unwind-protect
- (progn
- ;; We set all list of article marks to nil. Since we operate
- ;; on copies of the real lists, we can destroy anything we
- ;; want here.
- (when (nth 3 ginfo)
- (setcar (nthcdr 3 ginfo) nil))
- ;; We set the list of read articles to be what we expect for
- ;; this kiboze group -- either nil or `(1 . LOWEST)'.
- (when ginfo
- (setcar (nthcdr 2 ginfo)
- (and (not (= lowest 1)) (cons 1 lowest))))
- (when (and (or (not ginfo)
- (> (length (gnus-list-of-unread-articles
- (car ginfo)))
- 0))
- (progn
- (ignore-errors
- (gnus-group-select-group nil))
- (eq major-mode 'gnus-summary-mode)))
- ;; We are now in the group where we want to be.
- (setq method (gnus-find-method-for-group
- gnus-newsgroup-name))
- (when (eq method gnus-select-method)
- (setq method nil))
- ;; We go through the list of scored articles.
- (while gnus-newsgroup-scored
- (when (> (caar gnus-newsgroup-scored) lowest)
- ;; If it has a good score, then we enter this article
- ;; into the kiboze group.
- (nnkiboze-enter-nov
- nov-buffer
- (gnus-summary-article-header
- (caar gnus-newsgroup-scored))
- gnus-newsgroup-name))
- (setq gnus-newsgroup-scored (cdr gnus-newsgroup-scored)))
- ;; That's it. We exit this group.
- (when (eq major-mode 'gnus-summary-mode)
- (kill-buffer (current-buffer)))))
- ;; Restore the proper info.
- (when ginfo
- (setcdr ginfo (cdr orig-info)))
- (setcar (gnus-gethash (caar newsrc) gnus-newsrc-hashtb)
- num-unread)))
- (setcdr (car newsrc) (car active))
- (gnus-message 3 "nnkiboze: Checking %s...done" (caar newsrc))
- (setq newsrc (cdr newsrc))))
- ;; We save the kiboze newsrc for this group.
- (with-temp-file newsrc-file
- (insert "(setq nnkiboze-newsrc '")
- (gnus-prin1 nnkiboze-newsrc)
- (insert ")\n")))
- (save-excursion
- (set-buffer gnus-group-buffer)
- (gnus-group-list-groups))
- t)
+ (mm-with-unibyte
+ (when (file-exists-p newsrc-file)
+ (load newsrc-file))
+ (let ((coding-system-for-write nnkiboze-file-coding-system))
+ (gnus-make-directory (file-name-directory nov-file))
+ (with-temp-file nov-file
+ (when (file-exists-p nov-file)
+ (nnheader-insert-file-contents nov-file))
+ (setq nov-buffer (current-buffer))
+ ;; Go through the active hashtb and add new all groups that match the
+ ;; kiboze regexp.
+ (mapatoms
+ (lambda (group)
+ (and (string-match nnkiboze-regexp
+ (setq gname (symbol-name group))) ; Match
+ (not (assoc gname nnkiboze-newsrc)) ; It isn't registered
+ (numberp (car (symbol-value group))) ; It is active
+ (or (> nnkiboze-level 7)
+ (and (setq glevel
+ (nth 1 (nth 2 (gnus-gethash
+ gname gnus-newsrc-hashtb))))
+ (>= nnkiboze-level glevel)))
+ (not (string-match "^nnkiboze:" gname)) ; Exclude kibozes
+ (push (cons gname (1- (car (symbol-value group))))
+ nnkiboze-newsrc)))
+ gnus-active-hashtb)
+ ;; `newsrc' is set to the list of groups that possibly are
+ ;; component groups to this kiboze group. This list has elements
+ ;; on the form `(GROUP . NUMBER)', where NUMBER is the highest
+ ;; number that has been kibozed in GROUP in this kiboze group.
+ (setq newsrc nnkiboze-newsrc)
+ (while newsrc
+ (if (not (setq active (gnus-gethash
+ (caar newsrc) gnus-active-hashtb)))
+ ;; This group isn't active after all, so we remove it from
+ ;; the list of component groups.
+ (setq nnkiboze-newsrc (delq (car newsrc) nnkiboze-newsrc))
+ (setq lowest (cdar newsrc))
+ ;; Ok, we have a valid component group, so we jump to it.
+ (switch-to-buffer gnus-group-buffer)
+ (gnus-group-jump-to-group (caar newsrc))
+ (gnus-message 3 "nnkiboze: Checking %s..." (caar newsrc))
+ (setq ginfo (gnus-get-info (gnus-group-group-name))
+ orig-info (gnus-copy-sequence ginfo)
+ num-unread (car (gnus-gethash (caar newsrc)
+ gnus-newsrc-hashtb)))
+ (unwind-protect
+ (progn
+ ;; We set all list of article marks to nil. Since we operate
+ ;; on copies of the real lists, we can destroy anything we
+ ;; want here.
+ (when (nth 3 ginfo)
+ (setcar (nthcdr 3 ginfo) nil))
+ ;; We set the list of read articles to be what we expect for
+ ;; this kiboze group -- either nil or `(1 . LOWEST)'.
+ (when ginfo
+ (setcar (nthcdr 2 ginfo)
+ (and (not (= lowest 1)) (cons 1 lowest))))
+ (when (and (or (not ginfo)
+ (> (length (gnus-list-of-unread-articles
+ (car ginfo)))
+ 0))
+ (progn
+ (ignore-errors
+ (gnus-group-select-group nil))
+ (eq major-mode 'gnus-summary-mode)))
+ ;; We are now in the group where we want to be.
+ (setq method (gnus-find-method-for-group
+ gnus-newsgroup-name))
+ (when (eq method gnus-select-method)
+ (setq method nil))
+ ;; We go through the list of scored articles.
+ (while gnus-newsgroup-scored
+ (when (> (caar gnus-newsgroup-scored) lowest)
+ ;; If it has a good score, then we enter this article
+ ;; into the kiboze group.
+ (nnkiboze-enter-nov
+ nov-buffer
+ (gnus-summary-article-header
+ (caar gnus-newsgroup-scored))
+ gnus-newsgroup-name))
+ (setq gnus-newsgroup-scored (cdr gnus-newsgroup-scored)))
+ ;; That's it. We exit this group.
+ (when (eq major-mode 'gnus-summary-mode)
+ (kill-buffer (current-buffer)))))
+ ;; Restore the proper info.
+ (when ginfo
+ (setcdr ginfo (cdr orig-info)))
+ (setcar (gnus-gethash (caar newsrc) gnus-newsrc-hashtb)
+ num-unread)))
+ (setcdr (car newsrc) (cdr active))
+ (gnus-message 3 "nnkiboze: Checking %s...done" (caar newsrc))
+ (setq newsrc (cdr newsrc)))))
+ ;; We save the kiboze newsrc for this group.
+ (gnus-make-directory (file-name-directory newsrc-file))
+ (with-temp-file newsrc-file
+ (insert "(setq nnkiboze-newsrc '")
+ (gnus-prin1 nnkiboze-newsrc)
+ (insert ")\n")))
+ (unless inhibit-list-groups
+ (save-excursion
+ (set-buffer gnus-group-buffer)
+ (gnus-group-list-groups)))
+ t))
(defun nnkiboze-enter-nov (buffer header group)
(save-excursion
(forward-line 1))
(setq article 1))
(mail-header-set-number oheader article)
- (nnheader-insert-nov oheader)
- (search-backward "\t" nil t 2)
- (if (re-search-forward " [^ ]+:[0-9]+" nil t)
- (goto-char (match-beginning 0))
- (forward-char 1))
- ;; The first Xref has to be the group this article
- ;; really came for - this is the article nnkiboze
- ;; will request when it is asked for the article.
- (insert " " group ":"
- (int-to-string (mail-header-number header)) " ")
- (while (re-search-forward " [^ ]+:[0-9]+" nil t)
- (goto-char (1+ (match-beginning 0)))
- (insert prefix)))))
+ (with-temp-buffer
+ (insert (or (mail-header-xref oheader) ""))
+ (goto-char (point-min))
+ (if (re-search-forward " [^ ]+:[0-9]+" nil t)
+ (goto-char (match-beginning 0))
+ (or (eobp) (forward-char 1)))
+ ;; The first Xref has to be the group this article
+ ;; really came for - this is the article nnkiboze
+ ;; will request when it is asked for the article.
+ (insert " " group ":"
+ (int-to-string (mail-header-number header)) " ")
+ (while (re-search-forward " [^ ]+:[0-9]+" nil t)
+ (goto-char (1+ (match-beginning 0)))
+ (insert prefix))
+ (mail-header-set-xref oheader (buffer-string)))
+ (nnheader-insert-nov oheader))))
(defun nnkiboze-nov-file-name (&optional suffix)
(concat (file-name-as-directory nnkiboze-directory)