;;; nnkiboze.el --- select virtual news access for Gnus
-;; Copyright (C) 1995,96 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96,97 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
;; Keywords: news
(while (setq info (pop newsrc))
(when (string-match "nnkiboze" (gnus-info-group info))
;; For each kiboze group, we call this function to generate
- ;; it.
+ ;; it.
(nnkiboze-generate-group (gnus-info-group info))))))
(defun nnkiboze-score-file (group)
(let* ((info (nth 2 (gnus-gethash group gnus-newsrc-hashtb)))
(newsrc-file (concat nnkiboze-directory group ".newsrc"))
(nov-file (concat nnkiboze-directory 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)
- (version-control 'never)
(gnus-score-find-score-files-function 'nnkiboze-score-file)
- gnus-select-group-hook gnus-summary-prepare-hook
- gnus-thread-sort-functions gnus-show-threads
- gnus-visual
- method nnkiboze-newsrc nov-buffer gname newsrc active
- ginfo lowest glevel orig-info)
+ (gnus-verbose (min gnus-verbose 3))
+ gnus-select-group-hook gnus-summary-prepare-hook
+ gnus-thread-sort-functions gnus-show-threads
+ gnus-visual gnus-suppress-duplicates)
(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))
- ;; We also load the nov file for this group.
- (save-excursion
- (set-buffer (setq nov-buffer (find-file-noselect nov-file)))
- (buffer-disable-undo (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))
- (setq ginfo (gnus-get-info (gnus-group-group-name))
- orig-info (gnus-copy-sequence ginfo))
- (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
- (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.
- (gnus-summary-exit-no-update)))
- ;; Restore the proper info.
- (setcdr ginfo (cdr orig-info))))
- (setcdr (car newsrc) (car active))
- (setq newsrc (cdr newsrc)))
- ;; We save the nov file.
- (set-buffer nov-buffer)
- (save-buffer)
- (kill-buffer (current-buffer))
+ (nnheader-temp-write 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))
+ (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
+ (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.
+ (gnus-summary-exit-no-update)))
+ ;; Restore the proper info.
+ (when ginfo
+ (setcdr ginfo (cdr orig-info)))))
+ (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.
(nnheader-temp-write newsrc-file
(insert "(setq nnkiboze-newsrc '")
(gnus-prin1 nnkiboze-newsrc)
(insert ")\n"))
t))
-
+
(defun nnkiboze-enter-nov (buffer header group)
(save-excursion
(set-buffer buffer)
(mail-header-set-number oheader article)
(nnheader-insert-nov oheader)
(search-backward "\t" nil t 2)
- (forward-char 1)
+ (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 ":"
+ (insert group ":"
(int-to-string (mail-header-number header)) " ")
(while (re-search-forward " [^ ]+:[0-9]+" nil t)
(goto-char (1+ (match-beginning 0)))