;;; nnfolder.el --- mail folder access for Gnus
-;; Copyright (C) 1995,96 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc.
;; Author: Scott Byer <byer@mv.us.adobe.com>
-;; Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
-;; Keywords: news, mail
+;; Keywords: mail
;; This file is part of GNU Emacs.
;;; Commentary:
-;; For an overview of what the interface functions do, please see the
-;; Gnus sources.
-
-;; Various enhancements by byer@mv.us.adobe.com (Scott Byer).
-
;;; Code:
(require 'nnheader)
(require 'nnmail)
(require 'nnoo)
(eval-when-compile (require 'cl))
+(require 'gnus-util)
(nnoo-declare nnfolder)
(defvoo nnfolder-directory (expand-file-name message-directory)
"The name of the nnfolder directory.")
-(defvoo nnfolder-active-file
+(defvoo nnfolder-active-file
(nnheader-concat nnfolder-directory "active")
"The name of the active file.")
;; style. -SLB
(defvoo nnfolder-ignore-active-file nil
- "If non-nil, causes nnfolder to do some extra work in order to determine the true active ranges of an mbox file.
-Note that the active file is still saved, but it's values are not
-used. This costs some extra time when scanning an mbox when opening
-it.")
-
-(defvoo nnfolder-newsgroups-file
+ "If non-nil, causes nnfolder to do some extra work in order to determine
+the true active ranges of an mbox file. Note that the active file is still
+saved, but it's values are not used. This costs some extra time when
+scanning an mbox when opening it.")
+
+(defvoo nnfolder-distrust-mbox nil
+ "If non-nil, causes nnfolder to not trust the user with respect to
+inserting unaccounted for mail in the middle of an mbox file. This can greatly
+slow down scans, which now must scan the entire file for unmarked messages.
+When nil, scans occur forward from the last marked message, a huge
+time saver for large mailboxes.")
+
+(defvoo nnfolder-newsgroups-file
(concat (file-name-as-directory nnfolder-directory) "newsgroups")
"Mail newsgroups description file.")
(defvoo nnfolder-prepare-save-mail-hook nil
"Hook run narrowed to an article before saving.")
+(defvoo nnfolder-save-buffer-hook nil
+ "Hook run before saving the nnfolder mbox buffer.")
+
(defvoo nnfolder-inhibit-expiry nil
"If non-nil, inhibit expiry.")
(defvoo nnfolder-status-string "")
(defvoo nnfolder-group-alist nil)
(defvoo nnfolder-buffer-alist nil)
+(defvoo nnfolder-scantime-alist nil)
(defvoo nnfolder-active-timestamp nil)
+(defvoo nnfolder-active-file-coding-system mm-text-coding-system)
+(defvoo nnfolder-active-file-coding-system-for-write
+ nnmail-active-file-coding-system)
+(defvoo nnfolder-file-coding-system mm-text-coding-system)
+(defvoo nnfolder-file-coding-system-for-write nnheader-file-coding-system
+ "Coding system for save nnfolder file.
+If NIL, NNFOLDER-FILE-CODING-SYSTEM is used.")
\f
(save-excursion
(set-buffer nntp-server-buffer)
(erase-buffer)
- (let ((delim-string (concat "^" message-unix-mail-delimiter))
- article art-string start stop)
+ (let (article start stop)
(nnfolder-possibly-change-group group server)
- (set-buffer nnfolder-current-buffer)
- (goto-char (point-min))
- (if (stringp (car articles))
- 'headers
- (while articles
- (setq article (car articles))
- (setq art-string (nnfolder-article-string article))
- (set-buffer nnfolder-current-buffer)
- (if (or (search-forward art-string nil t)
- ;; Don't search the whole file twice! Also, articles
- ;; probably have some locality by number, so searching
- ;; backwards will be faster. Especially if we're at the
- ;; beginning of the buffer :-). -SLB
- (search-backward art-string nil t))
- (progn
- (setq start (or (re-search-backward delim-string nil t)
- (point)))
- (search-forward "\n\n" nil t)
- (setq stop (1- (point)))
- (set-buffer nntp-server-buffer)
- (insert (format "221 %d Article retrieved.\n" article))
- (insert-buffer-substring nnfolder-current-buffer start stop)
- (goto-char (point-max))
- (insert ".\n")))
- (setq articles (cdr articles)))
-
- (set-buffer nntp-server-buffer)
- (nnheader-fold-continuation-lines)
- 'headers))))
+ (when nnfolder-current-buffer
+ (set-buffer nnfolder-current-buffer)
+ (goto-char (point-min))
+ (if (stringp (car articles))
+ 'headers
+ (while (setq article (pop articles))
+ (set-buffer nnfolder-current-buffer)
+ (when (nnfolder-goto-article article)
+ (setq start (point))
+ (setq stop (if (search-forward "\n\n" nil t)
+ (1- (point))
+ (point-max)))
+ (set-buffer nntp-server-buffer)
+ (insert (format "221 %d Article retrieved.\n" article))
+ (insert-buffer-substring nnfolder-current-buffer start stop)
+ (goto-char (point-max))
+ (insert ".\n")))
+
+ (set-buffer nntp-server-buffer)
+ (nnheader-fold-continuation-lines)
+ 'headers)))))
(deffoo nnfolder-open-server (server &optional defs)
(nnoo-change-server 'nnfolder server defs)
- (when (not (file-exists-p nnfolder-directory))
- (condition-case ()
- (make-directory nnfolder-directory t)
- (error t)))
- (cond
+ (nnmail-activate 'nnfolder t)
+ (gnus-make-directory nnfolder-directory)
+ (cond
((not (file-exists-p nnfolder-directory))
(nnfolder-close-server)
(nnheader-report 'nnfolder "Couldn't create directory: %s"
(nnfolder-close-server)
(nnheader-report 'nnfolder "Not a directory: %s" nnfolder-directory))
(t
+ (nnmail-activate 'nnfolder)
(nnheader-report 'nnfolder "Opened server %s using directory %s"
server nnfolder-directory)
t)))
(save-excursion
(set-buffer nnfolder-current-buffer)
(goto-char (point-min))
- (if (search-forward (nnfolder-article-string article) nil t)
- (let (start stop)
- (re-search-backward (concat "^" message-unix-mail-delimiter) nil t)
- (setq start (point))
- (forward-line 1)
- (or (and (re-search-forward
- (concat "^" message-unix-mail-delimiter) nil t)
- (forward-line -1))
- (goto-char (point-max)))
- (setq stop (point))
- (let ((nntp-server-buffer (or buffer nntp-server-buffer)))
- (set-buffer nntp-server-buffer)
- (erase-buffer)
- (insert-buffer-substring nnfolder-current-buffer start stop)
+ (when (nnfolder-goto-article article)
+ (let (start stop)
+ (setq start (point))
+ (forward-line 1)
+ (unless (and (nnmail-search-unix-mail-delim)
+ (forward-line -1))
+ (goto-char (point-max)))
+ (setq stop (point))
+ (let ((nntp-server-buffer (or buffer nntp-server-buffer)))
+ (set-buffer nntp-server-buffer)
+ (erase-buffer)
+ (insert-buffer-substring nnfolder-current-buffer start stop)
+ (goto-char (point-min))
+ (while (looking-at "From ")
+ (delete-char 5)
+ (insert "X-From-Line: ")
+ (forward-line 1))
+ (if (numberp article)
+ (cons nnfolder-current-group article)
(goto-char (point-min))
- (while (looking-at "From ")
- (delete-char 5)
- (insert "X-From-Line: ")
- (forward-line 1))
- (if (numberp article)
- (cons nnfolder-current-group article)
- (goto-char (point-min))
- (search-forward (concat "\n" nnfolder-article-marker))
- (cons nnfolder-current-group
- (string-to-int
- (buffer-substring
- (point) (progn (end-of-line) (point)))))))))))
+ (search-forward (concat "\n" nnfolder-article-marker))
+ (cons nnfolder-current-group
+ (string-to-int
+ (buffer-substring
+ (point) (progn (end-of-line) (point)))))))))))
(deffoo nnfolder-request-group (group &optional server dont-check)
+ (nnfolder-possibly-change-group group server t)
(save-excursion
- (nnmail-activate 'nnfolder)
(if (not (assoc group nnfolder-group-alist))
(nnheader-report 'nnfolder "No such group: %s" group)
- (nnfolder-possibly-change-group group server)
(if dont-check
- (progn
+ (progn
(nnheader-report 'nnfolder "Selected group %s" group)
t)
(let* ((active (assoc group nnfolder-group-alist))
(group (car active))
(range (cadr active)))
- (cond
+ (cond
((null active)
(nnheader-report 'nnfolder "No such group: %s" group))
+ ((null nnfolder-current-group)
+ (nnheader-report 'nnfolder "Empty group: %s" group))
(t
(nnheader-report 'nnfolder "Selected group %s" group)
- (nnheader-insert "211 %d %d %d %s\n"
+ (nnheader-insert "211 %d %d %d %s\n"
(1+ (- (cdr range) (car range)))
(car range) (cdr range) group))))))))
(deffoo nnfolder-request-scan (&optional group server)
- (nnfolder-possibly-change-group group server)
- (nnmail-get-new-mail
- 'nnfolder
- (lambda ()
- (let ((bufs nnfolder-buffer-alist))
- (save-excursion
- (while bufs
- (if (not (buffer-name (nth 1 (car bufs))))
- (setq nnfolder-buffer-alist
- (delq (car bufs) nnfolder-buffer-alist))
- (set-buffer (nth 1 (car bufs)))
- (and (buffer-modified-p) (save-buffer))
- (kill-buffer (current-buffer)))
- (setq bufs (cdr bufs))))))
- nnfolder-directory
- group))
+ (nnfolder-possibly-change-group nil server)
+ (when nnfolder-get-new-mail
+ (nnfolder-possibly-change-group group server)
+ (nnmail-get-new-mail
+ 'nnfolder
+ (lambda ()
+ (let ((bufs nnfolder-buffer-alist))
+ (save-excursion
+ (while bufs
+ (if (not (gnus-buffer-live-p (nth 1 (car bufs))))
+ (setq nnfolder-buffer-alist
+ (delq (car bufs) nnfolder-buffer-alist))
+ (set-buffer (nth 1 (car bufs)))
+ (nnfolder-save-buffer)
+ (kill-buffer (current-buffer)))
+ (setq bufs (cdr bufs))))))
+ nnfolder-directory
+ group)))
;; Don't close the buffer if we're not shutting down the server. This way,
;; we can keep the buffer in the group buffer cache, and not have to grovel
;; Make sure we _had_ the group open.
(when (or (assoc group nnfolder-buffer-alist)
(equal
projects / gnus / blobdiff