;;; gnus-cache.el --- cache interface for Gnus
-;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc.
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000
+;; Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Tatsuya Ichikawa <t-ichi@po.shiojiri.ne.jp>
;;; Code:
(eval-when-compile (require 'cl))
+(eval-when-compile (require 'gnus-clfns))
(require 'gnus)
(require 'gnus-int)
it's not cached."
:group 'gnus-cache
:type '(choice (const :tag "off" nil)
- regexp))
+ regexp))
(defcustom gnus-uncacheable-groups nil
"*Groups that match this regexp will not be cached.
(defvar gnus-cache-overview-coding-system 'raw-text
"Coding system used on Gnus cache files.")
-(defvar gnus-cache-coding-system 'binary
+(defvar gnus-cache-coding-system 'raw-text
"Coding system used on Gnus cache files.")
\f
(setq gnus-cache-buffer nil))))
(defun gnus-cache-possibly-enter-article
- (group article ticked dormant unread &optional force)
+ (group article headers ticked dormant unread &optional force)
(when (and (or force (not (eq gnus-use-cache 'passive)))
(numberp article)
- (> article 0)) ; This might be a dummy article.
- (let ((number article) file headers)
+ (> article 0)
+ (vectorp headers)) ; This might be a dummy article.
+ (let ((number article) file)
;; If this is a virtual group, we find the real group.
(when (gnus-virtual-group-p group)
(let ((result (nnvirtual-find-group-art
t ; The article already is saved.
(save-excursion
(set-buffer nntp-server-buffer)
+ (require 'gnus-art)
(let ((gnus-use-cache nil)
(gnus-article-decode-hook nil))
(gnus-request-article-this-buffer number group))
(when (> (buffer-size) 0)
(gnus-write-buffer-as-coding-system
gnus-cache-write-file-coding-system file)
+ (setq headers (nnheader-parse-head t))
+ (mail-header-set-number headers number)
(gnus-cache-change-buffer group)
(set-buffer (cdr gnus-cache-buffer))
(goto-char (point-max))
;; unsuccessful), so we use the cached headers exclusively.
(set-buffer nntp-server-buffer)
(erase-buffer)
- (nnheader-insert-file-contents cache-file)
+ (let ((nnheader-file-coding-system
+ gnus-cache-overview-coding-system))
+ (nnheader-insert-file-contents cache-file))
'nov)
((eq type 'nov)
;; We have both cached and uncached NOV headers, so we
(if (natnump article)
(when (gnus-cache-possibly-enter-article
gnus-newsgroup-name article
+ (gnus-summary-article-header article)
nil nil nil t)
(push article out))
(gnus-message 2 "Can't cache article %d" article))
(defun gnus-summary-insert-cached-articles ()
"Insert all the articles cached for this group into the current buffer."
(interactive)
- (let ((cached (sort (copy-sequence gnus-newsgroup-cached) '<))
+ (let ((cached (sort (copy-sequence gnus-newsgroup-cached) '>))
(gnus-verbose (max 6 gnus-verbose)))
(unless cached
(gnus-message 3 "No cached articles for this group"))
(nnheader-translate-file-chars
(if (gnus-use-long-file-name 'not-cache)
group
- (let ((group (nnheader-replace-chars-in-string group ?/ ?_)))
+ (let ((group (nnheader-replace-duplicate-chars-in-string
+ (nnheader-replace-chars-in-string group ?/ ?_)
+ ?. ?_)))
;; Translate the first colon into a slash.
(when (string-match ":" group)
(aset group (match-beginning 0) ?/))
(when (gnus-cache-possibly-remove-article article nil nil nil t)
(let ((gnus-use-cache nil))
(gnus-cache-possibly-enter-article
- gnus-newsgroup-name article
+ gnus-newsgroup-name article (gnus-summary-article-header article)
nil nil nil t))))
(defun gnus-cache-possibly-remove-article (article ticked dormant unread
(save-excursion
(set-buffer cache-buf)
(erase-buffer)
- (nnheader-insert-file-contents (or file (gnus-cache-file-name group ".overview")))
+ (let ((nnheader-file-coding-system gnus-cache-overview-coding-system))
+ (nnheader-insert-file-contents
+ (or file (gnus-cache-file-name group ".overview"))))
(goto-char (point-min))
(insert "\n")
(goto-char (point-min)))
(save-excursion
(set-buffer cache-buf)
(erase-buffer)
- (nnheader-insert-file-contents (gnus-cache-file-name group (car cached)))
+ (let ((nnheader-file-coding-system gnus-cache-coding-system))
+ (nnheader-insert-file-contents
+ (gnus-cache-file-name group (car cached))))
(goto-char (point-min))
(insert "220 ")
(princ (car cached) (current-buffer))
(when (or force
(and gnus-cache-active-hashtb
gnus-cache-active-altered))
- (with-temp-file gnus-cache-active-file
- (mapatoms
- (lambda (sym)
- (when (and sym (boundp sym))
- (insert (format "%s %d %d y\n"
- (symbol-name sym) (cdr (symbol-value sym))
- (car (symbol-value sym))))))
- gnus-cache-active-hashtb))
+ (gnus-write-active-file-as-coding-system
+ gnus-cache-write-file-coding-system
+ gnus-cache-active-file gnus-cache-active-hashtb t)
;; Mark the active hashtb as unaltered.
(setq gnus-cache-active-altered nil)))