;;; nnbabyl.el --- rmail mbox access for Gnus
-;; Copyright (C) 1995 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc.
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
;; Keywords: news, mail
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to
-;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+;; along with GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
;;; Commentary:
;; For an overview of what the interface functions do, please see the
-;; Gnus sources.
+;; Gnus sources.
;;; Code:
(require 'nnheader)
-(require 'rmail)
+(condition-case nil
+ (require 'rmail)
+ (t (nnheader-message
+ 5 "Ignore rmail errors from this file, you don't have rmail")))
(require 'nnmail)
+(require 'nnoo)
+(eval-when-compile (require 'cl))
-(defvar nnbabyl-mbox-file (expand-file-name "~/RMAIL")
+(nnoo-declare nnbabyl)
+
+(defvoo nnbabyl-mbox-file (expand-file-name "~/RMAIL")
"The name of the rmail box file in the users home directory.")
-(defvar nnbabyl-active-file (expand-file-name "~/.rmail-active")
+(defvoo nnbabyl-active-file (expand-file-name "~/.rmail-active")
"The name of the active file for the rmail box.")
-(defvar nnbabyl-get-new-mail t
+(defvoo nnbabyl-get-new-mail t
"If non-nil, nnbabyl will check the incoming mail file and split the mail.")
-(defvar nnbabyl-prepare-save-mail-hook nil
+(defvoo nnbabyl-prepare-save-mail-hook nil
"Hook run narrowed to an article before saving.")
\f
(defvar nnbabyl-mail-delimiter "\^_")
-(defconst nnbabyl-version "nnbabyl 0.1"
+(defconst nnbabyl-version "nnbabyl 1.0"
"nnbabyl version.")
-(defvar nnbabyl-mbox-buffer nil)
-(defvar nnbabyl-current-group nil)
-(defvar nnbabyl-status-string "")
-(defvar nnbabyl-group-alist nil)
+(defvoo nnbabyl-mbox-buffer nil)
+(defvoo nnbabyl-current-group nil)
+(defvoo nnbabyl-status-string "")
+(defvoo nnbabyl-group-alist nil)
+(defvoo nnbabyl-active-timestamp nil)
-\f
+(defvoo nnbabyl-previous-buffer-mode nil)
-(defvar nnbabyl-current-server nil)
-(defvar nnbabyl-server-alist nil)
-(defvar nnbabyl-server-variables
- (list
- (list 'nnbabyl-mbox-file nnbabyl-mbox-file)
- (list 'nnbabyl-active-file nnbabyl-active-file)
- (list 'nnbabyl-get-new-mail nnbabyl-get-new-mail)
- '(nnbabyl-current-group nil)
- '(nnbabyl-status-string "")
- '(nnbabyl-group-alist nil)))
+(eval-and-compile
+ (autoload 'gnus-set-text-properties "gnus-ems"))
\f
;;; Interface functions
-(defun nnbabyl-retrieve-headers (sequence &optional newsgroup server)
+(nnoo-define-basics nnbabyl)
+
+(deffoo nnbabyl-retrieve-headers (articles &optional group server fetch-old)
(save-excursion
(set-buffer nntp-server-buffer)
(erase-buffer)
- (let ((file nil)
- (number (length sequence))
+ (let ((number (length articles))
(count 0)
- beg article art-string start stop)
- (nnbabyl-possibly-change-newsgroup newsgroup)
- (while sequence
- (setq article (car sequence))
+ (delim (concat "^" nnbabyl-mail-delimiter))
+ article art-string start stop)
+ (nnbabyl-possibly-change-newsgroup group server)
+ (while (setq article (pop articles))
(setq art-string (nnbabyl-article-string article))
(set-buffer nnbabyl-mbox-buffer)
- (if (or (search-forward art-string nil t)
- (progn (goto-char (point-min))
- (search-forward art-string nil t)))
- (progn
- (setq start
- (save-excursion
- (re-search-backward
- (concat "^" nnbabyl-mail-delimiter) nil t)
- (while (and (not (looking-at ".+:"))
- (zerop (forward-line 1))))
- (point)))
- (search-forward "\n\n" nil t)
- (setq stop (1- (point)))
- (set-buffer nntp-server-buffer)
- (insert (format "221 %d Article retrieved.\n" article))
- (setq beg (point))
- (insert-buffer-substring nnbabyl-mbox-buffer start stop)
- (goto-char (point-max))
- (insert ".\n")))
- (setq sequence (cdr sequence))
- (setq count (1+ count))
+ (end-of-line)
+ (when (or (search-forward art-string nil t)
+ (search-backward art-string nil t))
+ (unless (re-search-backward delim nil t)
+ (goto-char (point-min)))
+ (while (and (not (looking-at ".+:"))
+ (zerop (forward-line 1))))
+ (setq start (point))
+ (search-forward "\n\n" nil t)
+ (setq stop (1- (point)))
+ (set-buffer nntp-server-buffer)
+ (insert "221 ")
+ (princ article (current-buffer))
+ (insert " Article retrieved.\n")
+ (insert-buffer-substring nnbabyl-mbox-buffer start stop)
+ (goto-char (point-max))
+ (insert ".\n"))
(and (numberp nnmail-large-newsgroup)
(> number nnmail-large-newsgroup)
- (zerop (% count 20))
- gnus-verbose-backends
- (message "nnbabyl: Receiving headers... %d%%"
- (/ (* count 100) number))))
+ (zerop (% (incf count) 20))
+ (nnheader-message 5 "nnbabyl: Receiving headers... %d%%"
+ (/ (* count 100) number))))
(and (numberp nnmail-large-newsgroup)
(> number nnmail-large-newsgroup)
- gnus-verbose-backends
- (message "nnbabyl: Receiving headers... done"))
+ (nnheader-message 5 "nnbabyl: Receiving headers...done"))
- ;; Fold continuation lines.
- (goto-char (point-min))
- (while (re-search-forward "\\(\r?\n[ \t]+\\)+" nil t)
- (replace-match " " t t))
+ (set-buffer nntp-server-buffer)
+ (nnheader-fold-continuation-lines)
'headers)))
-(defun nnbabyl-open-server (server &optional defs)
- (nnheader-init-server-buffer)
- (if (equal server nnbabyl-current-server)
- t
- (if nnbabyl-current-server
- (setq nnbabyl-server-alist
- (cons (list nnbabyl-current-server
- (nnheader-save-variables nnbabyl-server-variables))
- nnbabyl-server-alist)))
- (let ((state (assoc server nnbabyl-server-alist)))
- (if state
- (progn
- (nnheader-restore-variables (nth 1 state))
- (setq nnbabyl-server-alist (delq state nnbabyl-server-alist)))
- (nnheader-set-init-variables nnbabyl-server-variables defs)))
- (setq nnbabyl-current-server server)))
-
-(defun nnbabyl-close-server (&optional server)
+(deffoo nnbabyl-open-server (server &optional defs)
+ (nnoo-change-server 'nnbabyl server defs)
+ (nnbabyl-create-mbox)
+ (cond
+ ((not (file-exists-p nnbabyl-mbox-file))
+ (nnbabyl-close-server)
+ (nnheader-report 'nnbabyl "No such file: %s" nnbabyl-mbox-file))
+ ((file-directory-p nnbabyl-mbox-file)
+ (nnbabyl-close-server)
+ (nnheader-report 'nnbabyl "Not a regular file: %s" nnbabyl-mbox-file))
+ (t
+ (nnheader-report 'nnbabyl "Opened server %s using mbox %s" server
+ nnbabyl-mbox-file)
+ t)))
+
+(deffoo nnbabyl-close-server (&optional server)
+ ;; Restore buffer mode.
+ (when (and (nnbabyl-server-opened)
+ nnbabyl-previous-buffer-mode)
+ (save-excursion
+ (set-buffer nnbabyl-mbox-buffer)
+ (narrow-to-region
+ (caar nnbabyl-previous-buffer-mode)
+ (cdar nnbabyl-previous-buffer-mode))
+ (funcall (cdr nnbabyl-previous-buffer-mode))))
+ (nnoo-close-server 'nnbabyl server)
+ (setq nnbabyl-mbox-buffer nil)
t)
-(defun nnbabyl-server-opened (&optional server)
- (and (equal server nnbabyl-current-server)
+(deffoo nnbabyl-server-opened (&optional server)
+ (and (nnoo-current-server-p 'nnbabyl server)
+ nnbabyl-mbox-buffer
+ (buffer-name nnbabyl-mbox-buffer)
nntp-server-buffer
(buffer-name nntp-server-buffer)))
-(defun nnbabyl-status-message (&optional server)
- nnbabyl-status-string)
-
-(defun nnbabyl-request-article (article &optional newsgroup server buffer)
- (nnbabyl-possibly-change-newsgroup newsgroup)
- (if (stringp article)
- nil
- (save-excursion
- (set-buffer nnbabyl-mbox-buffer)
- (goto-char (point-min))
- (if (search-forward (nnbabyl-article-string article) nil t)
- (let (start stop)
- (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t)
- (while (and (not (looking-at ".+:"))
- (zerop (forward-line 1))))
- (setq start (point))
- (or (and (re-search-forward
- (concat "^" nnbabyl-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 nnbabyl-mbox-buffer start stop)
- (goto-char (point-min))
- (if (search-forward "\n*** EOOH ***" nil t)
- (progn
- (delete-region (progn (beginning-of-line) (point))
- (or (search-forward "\n\n" nil t)
- (point)))))
- t))))))
-
-(defun nnbabyl-request-group (group &optional server dont-check)
+(deffoo nnbabyl-request-article (article &optional newsgroup server buffer)
+ (nnbabyl-possibly-change-newsgroup newsgroup server)
(save-excursion
- (if (nnbabyl-possibly-change-newsgroup group)
- (if dont-check
- t
- (nnbabyl-get-new-mail group)
- (save-excursion
- (set-buffer nntp-server-buffer)
- (erase-buffer)
- (let ((active (assoc group nnbabyl-group-alist)))
- (insert (format "211 %d %d %d %s\n"
- (1+ (- (cdr (car (cdr active)))
- (car (car (cdr active)))))
- (car (car (cdr active)))
- (cdr (car (cdr active)))
- (car active))))
- t)))))
-
-(defun nnbabyl-close-group (group &optional server)
+ (set-buffer nnbabyl-mbox-buffer)
+ (goto-char (point-min))
+ (when (search-forward (nnbabyl-article-string article) nil t)
+ (let (start stop summary-line)
+ (unless (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t)
+ (goto-char (point-min))
+ (end-of-line))
+ (while (and (not (looking-at ".+:"))
+ (zerop (forward-line 1))))
+ (setq start (point))
+ (or (when (re-search-forward
+ (concat "^" nnbabyl-mail-delimiter) nil t)
+ (beginning-of-line)
+ t)
+ (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 nnbabyl-mbox-buffer start stop)
+ (goto-char (point-min))
+ ;; If there is an EOOH header, then we have to remove some
+ ;; duplicated headers.
+ (setq summary-line (looking-at "Summary-line:"))
+ (when (search-forward "\n*** EOOH ***" nil t)
+ (if summary-line
+ ;; The headers to be deleted are located before the
+ ;; EOOH line...
+ (delete-region (point-min) (progn (forward-line 1)
+ (point)))
+ ;; ...or after.
+ (delete-region (progn (beginning-of-line) (point))
+ (or (search-forward "\n\n" nil t)
+ (point)))))
+ (if (numberp article)
+ (cons nnbabyl-current-group article)
+ (nnbabyl-article-group-number)))))))
+
+(deffoo nnbabyl-request-group (group &optional server dont-check)
+ (let ((active (cadr (assoc group nnbabyl-group-alist))))
+ (save-excursion
+ (cond
+ ((or (null active)
+ (null (nnbabyl-possibly-change-newsgroup group server)))
+ (nnheader-report 'nnbabyl "No such group: %s" group))
+ (dont-check
+ (nnheader-report 'nnbabyl "Selected group %s" group)
+ (nnheader-insert ""))
+ (t
+ (nnheader-report 'nnbabyl "Selected group %s" group)
+ (nnheader-insert "211 %d %d %d %s\n"
+ (1+ (- (cdr active) (car active)))
+ (car active) (cdr active) group))))))
+
+(deffoo nnbabyl-request-scan (&optional group server)
+ (nnbabyl-possibly-change-newsgroup group server)
+ (nnbabyl-read-mbox)
+ (nnmail-get-new-mail
+ 'nnbabyl
+ (lambda ()
+ (save-excursion
+ (set-buffer nnbabyl-mbox-buffer)
+ (save-buffer)))
+ (file-name-directory nnbabyl-mbox-file)
+ group
+ (lambda ()
+ (save-excursion
+ (let ((in-buf (current-buffer)))
+ (goto-char (point-min))
+ (while (search-forward "\n\^_\n" nil t)
+ (delete-char -1))
+ (set-buffer nnbabyl-mbox-buffer)
+ (goto-char (point-max))
+ (search-backward "\n\^_" nil t)
+ (goto-char (match-end 0))
+ (insert-buffer-substring in-buf)))
+ (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))))
+
+(deffoo nnbabyl-close-group (group &optional server)
t)
-(defun nnbabyl-request-list (&optional server)
- (if server (nnbabyl-get-new-mail))
+(deffoo nnbabyl-request-create-group (group &optional server args)
+ (nnmail-activate 'nnbabyl)
+ (unless (assoc group nnbabyl-group-alist)
+ (push (list group (cons 1 0))
+ nnbabyl-group-alist)
+ (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))
+ t)
+
+(deffoo nnbabyl-request-list (&optional server)
(save-excursion
- (or (nnmail-find-file nnbabyl-active-file)
- (progn
- (setq nnbabyl-group-alist (nnmail-get-active))
- (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
- (nnmail-find-file nnbabyl-active-file)))))
+ (nnmail-find-file nnbabyl-active-file)
+ (setq nnbabyl-group-alist (nnmail-get-active))
+ t))
-(defun nnbabyl-request-newgroups (date &optional server)
+(deffoo nnbabyl-request-newgroups (date &optional server)
(nnbabyl-request-list server))
-(defun nnbabyl-request-list-newsgroups (&optional server)
- (setq nnbabyl-status-string "nnbabyl: LIST NEWSGROUPS is not implemented.")
- nil)
+(deffoo nnbabyl-request-list-newsgroups (&optional server)
+ (nnheader-report 'nnbabyl "nnbabyl: LIST NEWSGROUPS is not implemented."))
-(defun nnbabyl-request-post (&optional server)
- (mail-send-and-exit nil))
+(deffoo nnbabyl-request-expire-articles
+ (articles newsgroup &optional server force)
+ (nnbabyl-possibly-change-newsgroup newsgroup server)
+ (let* ((is-old t)
+ rest)
+ (nnmail-activate 'nnbabyl)
-(fset 'nnbabyl-request-post-buffer 'nnmail-request-post-buffer)
-
-(defun nnbabyl-request-expire-articles (articles newsgroup &optional server force)
- (nnbabyl-possibly-change-newsgroup newsgroup)
- (let* ((days (or (and nnmail-expiry-wait-function
- (funcall nnmail-expiry-wait-function newsgroup))
- nnmail-expiry-wait))
- article rest)
- (save-excursion
+ (save-excursion
(set-buffer nnbabyl-mbox-buffer)
- (while articles
+ (gnus-set-text-properties (point-min) (point-max) nil)
+ (while (and articles is-old)
(goto-char (point-min))
- (if (search-forward (nnbabyl-article-string (car articles)) nil t)
- (if (or force
- (> (nnmail-days-between
- (current-time-string)
- (buffer-substring
- (point) (progn (end-of-line) (point))))
- days))
- (progn
- (and gnus-verbose-backends
- (message "Deleting: %s" (car articles)))
- (nnbabyl-delete-mail))
- (setq rest (cons (car articles) rest))))
+ (when (search-forward (nnbabyl-article-string (car articles)) nil t)
+ (if (setq is-old
+ (nnmail-expired-article-p
+ newsgroup
+ (buffer-substring
+ (point) (progn (end-of-line) (point))) force))
+ (progn
+ (nnheader-message 5 "Deleting article %d in %s..."
+ (car articles) newsgroup)
+ (nnbabyl-delete-mail))
+ (push (car articles) rest)))
(setq articles (cdr articles)))
(save-buffer)
;; Find the lowest active article in this group.
(let ((active (nth 1 (assoc newsgroup nnbabyl-group-alist))))
(goto-char (point-min))
- (while (not (search-forward
- (nnbabyl-article-string (car active)) nil t))
+ (while (and (not (search-forward
+ (nnbabyl-article-string (car active)) nil t))
+ (<= (car active) (cdr active)))
(setcar active (1+ (car active)))
(goto-char (point-min))))
(nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
- rest)))