(require 'gnus-cache)
(require 'nnvirtual)
(require 'gnus-sum)
-(eval-when-compile (require 'cl))
+(eval-when-compile (require 'cl)
+ (require 'gnus-score))
(defcustom gnus-agent-directory (nnheader-concat gnus-directory "agent/")
"Where the Gnus agent will store its files."
;;; Internal variables
-(defvar gnus-agent-meta-information-header "X-Gnus-Agent-Meta-Information")
-
(defvar gnus-agent-history-buffers nil)
(defvar gnus-agent-buffer-alist nil)
(defvar gnus-agent-article-alist nil)
(defvar gnus-agent-send-mail-function nil)
(defvar gnus-agent-article-file-coding-system 'no-conversion)
+(defconst gnus-agent-scoreable-headers
+ (list
+ "subject" "from" "date" "message-id"
+ "references" "chars" "lines" "xref")
+ "Headers that are considered when scoring articles
+for download via the Agent.")
+
;; Dynamic variables
(defvar gnus-headers)
(defvar gnus-score)
(let ((dir (concat
(gnus-agent-directory)
(gnus-agent-group-path group) "/"))
- (date (gnus-time-to-day (current-time)))
+ (date (time-to-day (current-time)))
(case-fold-search t)
pos crosses id elem)
(gnus-make-directory dir)
(pop gnus-agent-group-alist))))
(defun gnus-agent-fetch-headers (group &optional force)
- (when (gnus-agent-load-alist group)
- (let ((articles (gnus-uncompress-range
- (cons (1+ (caar (last (gnus-agent-load-alist group))))
- (cdr (gnus-active group))))))
- ;; Fetch them.
- (when articles
- (gnus-message 7 "Fetching headers for %s..." group)
- (save-excursion
- (set-buffer nntp-server-buffer)
- (unless (eq 'nov (gnus-retrieve-headers articles group))
- (nnvirtual-convert-headers))
- ;; Save these headers for later processing.
- (copy-to-buffer gnus-agent-overview-buffer (point-min) (point-max))
- (let (file)
- (when (file-exists-p
- (setq file (gnus-agent-article-name ".overview" group)))
- (gnus-agent-braid-nov group articles file))
- (gnus-make-directory (nnheader-translate-file-chars
- (file-name-directory file)))
- (write-region (point-min) (point-max) file nil 'silent)
- (gnus-agent-save-alist group articles nil)
- (gnus-agent-enter-history
- "last-header-fetched-for-session"
- (list (cons group (nth (- (length articles) 1) articles)))
- (gnus-time-to-day (current-time)))
- articles))))))
+ (let ((articles (if (gnus-agent-load-alist group)
+ (gnus-sorted-intersection
+ (gnus-list-of-unread-articles group)
+ (gnus-uncompress-range
+ (cons (1+ (caar (last gnus-agent-article-alist)))
+ (cdr (gnus-active group)))))
+ (gnus-list-of-unread-articles group))))
+ ;; Fetch them.
+ (when articles
+ (gnus-message 7 "Fetching headers for %s..." group)
+ (save-excursion
+ (set-buffer nntp-server-buffer)
+ (unless (eq 'nov (gnus-retrieve-headers articles group))
+ (nnvirtual-convert-headers))
+ ;; Save these headers for later processing.
+ (copy-to-buffer gnus-agent-overview-buffer (point-min) (point-max))
+ (let (file)
+ (when (file-exists-p
+ (setq file (gnus-agent-article-name ".overview" group)))
+ (gnus-agent-braid-nov group articles file))
+ (gnus-make-directory (nnheader-translate-file-chars
+ (file-name-directory file)))
+ (write-region (point-min) (point-max) file nil 'silent)
+ (gnus-agent-save-alist group articles nil)
+ (gnus-agent-enter-history
+ "last-header-fetched-for-session"
+ (list (cons group (nth (- (length articles) 1) articles)))
+ (time-to-day (current-time)))
+ articles)))))
(defsubst gnus-agent-copy-nov-line (article)
(let (b e)
;; Parse them and see which articles we want to fetch.
(setq gnus-newsgroup-dependencies
(make-vector (length articles) 0))
- (setq gnus-newsgroup-headers
- (gnus-get-newsgroup-headers-xover articles nil nil group))
+ ;; No need to call `gnus-get-newsgroup-headers-xover' with
+ ;; the entire .overview for group as we still have the just
+ ;; downloaded headers in `gnus-agent-overview-buffer'.
+ (let ((nntp-server-buffer gnus-agent-overview-buffer))
+ (setq gnus-newsgroup-headers
+ (gnus-get-newsgroup-headers-xover articles nil nil group)))
(setq category (gnus-group-category group))
(setq predicate
(gnus-get-predicate
- (or (gnus-group-get-parameter group 'agent-predicate)
+ (or (gnus-group-get-parameter group 'agent-predicate t)
(cadr category))))
- (setq score-param
- (or (gnus-group-get-parameter group 'agent-score)
- (caddr category)))
- (when score-param
- (gnus-score-headers (list (list score-param))))
- (setq arts nil)
- (while (setq gnus-headers (pop gnus-newsgroup-headers))
- (setq gnus-score
- (or (cdr (assq (mail-header-number gnus-headers)
- gnus-newsgroup-scored))
- gnus-summary-default-score))
- (when (funcall predicate)
- (push (mail-header-number gnus-headers)
- arts)))
+ ;; Do we want to download everything, or nothing?
+ (if (or (eq (caaddr predicate) 'gnus-agent-true)
+ (eq (caaddr predicate) 'gnus-agent-false))
+ ;; Yes.
+ (setq arts (symbol-value
+ (cadr (assoc (caaddr predicate)
+ '((gnus-agent-true articles)
+ (gnus-agent-false nil))))))
+ ;; No, we need to decide what we want.
+ (setq score-param
+ (let ((score-method (or
+ (gnus-group-get-parameter group 'agent-score t)
+ (caddr category))))
+ (when score-method
+ (require 'gnus-score)
+ (if (eq score-method 'file)
+ (let ((entries
+ (gnus-score-load-files
+ (gnus-all-score-files group)))
+ list score-file)
+ (while (setq list (car entries))
+ (push (car list) score-file)
+ (setq list (cdr list))
+ (while list
+ (when (member (caar list)
+ gnus-agent-scoreable-headers)
+ (push (car list) score-file))
+ (setq list (cdr list)))
+ (setq score-param
+ (append score-param (list (nreverse score-file)))
+ score-file nil entries (cdr entries)))
+ (list score-param))
+ (if (stringp (car score-method))
+ score-method
+ (list (list score-method)))))))
+ (when score-param
+ (gnus-score-headers score-param))
+ (setq arts nil)
+ (while (setq gnus-headers (pop gnus-newsgroup-headers))
+ (setq gnus-score
+ (or (cdr (assq (mail-header-number gnus-headers)
+ gnus-newsgroup-scored))
+ gnus-summary-default-score))
+ (when (funcall predicate)
+ (push (mail-header-number gnus-headers)
+ arts))))
;; Fetch the articles.
(when arts
(gnus-agent-fetch-articles group arts)))
"Expire all old articles."
(interactive)
(let ((methods gnus-agent-covered-methods)
- (day (- (gnus-time-to-day (current-time)) gnus-agent-expire-days))
+ (day (- (time-to-day (current-time)) gnus-agent-expire-days))
gnus-command-method sym group articles
history overview file histories elem art nov-file low info
unreads marked article)
(sort gnus-agent-article-alist 'car-less-than-car))
(let* ((alist gnus-agent-article-alist)
(prev (cons nil alist))
- (first prev))
+ (first prev)
+ expired)
(while (and alist
(<= (caar alist) article))
(if (or (not (cdar alist))
(number-to-string
(caar alist))
group))))
- (setcdr prev (setq alist (cdr alist)))
+ (progn
+ (push (caar alist) expired)
+ (setcdr prev (setq alist (cdr alist))))
(setq prev alist
alist (cdr alist))))
(setq gnus-agent-article-alist (cdr first))
- ;;; Mark all articles up to the first article
- ;;; in `gnus-article-alist' as read.
+ (gnus-agent-save-alist group)
+ ;; Mark all articles up to the first article
+ ;; in `gnus-article-alist' as read.
(when (caar gnus-agent-article-alist)
(setcar (nthcdr 2 info)
(gnus-range-add
(nth 2 info)
(cons 1 (- (caar gnus-agent-article-alist) 1)))))
+ ;; Maybe everything has been expired from `gnus-article-alist'
+ ;; and so the above marking as read could not be conducted,
+ ;; or there are expired article within the range of the alist.
+ (when (or (not (caar gnus-agent-article-alist))
+ (> (car expired) (caar gnus-agent-article-alist)))
+ (setcar (nthcdr 2 info)
+ (gnus-add-to-range
+ (nth 2 info)
+ (nreverse expired))))
(gnus-dribble-enter
(concat "(gnus-group-set-info '"
(gnus-prin1-to-string info)
- ")"))
- (gnus-agent-save-alist group)))
+ ")"))))
expiry-hashtb)
(set-buffer history)
(setq histories (nreverse (sort histories '<)))