-;;; nnbabyl.el --- mail mbox access for Gnus
-;; Copyright (C) 1995 Free Software Foundation, Inc.
+;;; nnbabyl.el --- rmail mbox access for Gnus
-;; Author: Lars Ingebrigtsen <larsi@ifi.uio.no>
-;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
+;; Copyright (C) 1995, 1996, 1997, 1998, 1099, 2000, 2001, 2002, 2003,
+;; 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
+;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
;; Keywords: news, mail
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; 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. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
+;; For an overview of what the interface functions do, please see the
+;; Gnus sources.
+
;;; Code:
(require 'nnheader)
-(require 'rmail)
+(condition-case nil
+ (require 'rmail)
+ (error (nnheader-message
+ 5 "Ignore rmail errors from this file, you don't have rmail")))
(require 'nnmail)
+(require 'nnoo)
+(eval-when-compile (require 'cl))
+
+(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-mbox-file (expand-file-name "~/RMAIL")
- "The name of the mail box file in the users home directory.")
+(defvoo nnbabyl-active-file (expand-file-name "~/.rmail-active")
+ "The name of the active file for the rmail box.")
-(defvar nnbabyl-active-file (expand-file-name "~/.rmail-active")
- "The name of the active file for the mail box.")
+(defvoo nnbabyl-get-new-mail t
+ "If non-nil, nnbabyl will check the incoming mail file and split the mail.")
-(defvar nnbabyl-get-new-mail t
- "If non-nil, nnml will check the incoming mail file and split the mail.")
+
+(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-current-group nil
- "Current nnbabyl news group directory.")
-
-(defconst nnbabyl-mbox-buffer " *nnbabyl mbox buffer*")
+(defvoo nnbabyl-mbox-buffer nil)
+(defvoo nnbabyl-current-group nil)
+(defvoo nnbabyl-status-string "")
+(defvoo nnbabyl-group-alist nil)
+(defvoo nnbabyl-active-timestamp nil)
-(defvar nnbabyl-status-string "")
+(defvoo nnbabyl-previous-buffer-mode nil)
-(defvar nnbabyl-group-alist nil)
+\f
;;; Interface functions
-(defun nnbabyl-retrieve-headers (sequence &optional newsgroup server)
- "Retrieve the headers for the articles in SEQUENCE.
-Newsgroup must be selected before calling this function."
- (save-excursion
- (set-buffer nntp-server-buffer)
+(nnoo-define-basics nnbabyl)
+
+(deffoo nnbabyl-retrieve-headers (articles &optional group server fetch-old)
+ (with-current-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 1)
- (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 1)
- (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 (host &optional service)
- "Open mbox backend."
- (setq nnbabyl-status-string "")
- (setq nnbabyl-group-alist nil)
- (nnheader-init-server-buffer))
-
-(defun nnbabyl-close-server (&optional server)
- "Close news 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)
+ (with-current-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)
- "Return server process status, T or NIL.
-If the stream is opened, return T, otherwise return NIL."
- (and nntp-server-buffer
- (get-buffer nntp-server-buffer)))
-
-(defun nnbabyl-status-message ()
- "Return server status response as string."
- nnbabyl-status-string)
-
-(defun nnbabyl-request-article (article &optional newsgroup server buffer)
- "Select ARTICLE by number."
- (nnbabyl-possibly-change-newsgroup newsgroup)
- (if (stringp article)
- nil
+(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)))
+
+(deffoo nnbabyl-request-article (article &optional newsgroup server buffer)
+ (nnbabyl-possibly-change-newsgroup newsgroup server)
+ (with-current-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 info)
+ (let ((active (cadr (assoc group nnbabyl-group-alist))))
(save-excursion
- (set-buffer nnbabyl-mbox-buffer)
- (goto-char 1)
- (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)
- "Select news GROUP."
- (save-excursion
- (if (nnbabyl-possibly-change-newsgroup group)
- (if dont-check
- t
- (nnbabyl-get-new-mail)
- (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)
+ (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 ()
+ (with-current-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)
- "List active newsgoups."
- (if server (nnbabyl-get-new-mail))
- (nnmail-find-file nnbabyl-active-file))
+(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
+ (nnmail-find-file nnbabyl-active-file)
+ (setq nnbabyl-group-alist (nnmail-get-active))
+ t))
-(defun nnbabyl-request-newgroups (date &optional server)
- "List groups created after DATE."
+(deffoo nnbabyl-request-newgroups (date &optional server)
(nnbabyl-request-list server))
-(defun nnbabyl-request-list-newsgroups (&optional server)
- "List newsgroups (defined in NNTP2)."
- (setq nnbabyl-status-string "nnbabyl: LIST NEWSGROUPS is not implemented.")
- nil)
-
-(defun nnbabyl-request-post (&optional server)
- "Post a new news in current buffer."
- (mail-send-and-exit nil))
-
-(fset 'nnbabyl-request-post-buffer 'nnmail-request-post-buffer)
-
-(defun nnbabyl-request-expire-articles (articles newsgroup &optional server force)
- "Expire all articles in the ARTICLES list in group GROUP.
-The list of unexpired articles will be returned (ie. all articles that
-were too fresh to be expired).
-If FORCE is non-nil, the ARTICLES will be deleted without looking at
-the date."
- (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
- (set-buffer nnbabyl-mbox-buffer)
- (while articles
- (goto-char 1)
- (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))))
+(deffoo nnbabyl-request-list-newsgroups (&optional server)
+ (nnheader-report 'nnbabyl "nnbabyl: LIST NEWSGROUPS is not implemented."))
+
+(deffoo nnbabyl-request-expire-articles
+ (articles newsgroup &optional server force)
+ (nnbabyl-possibly-change-newsgroup newsgroup server)
+ (let* ((is-old t)
+ rest)
+ (nnmail-activate 'nnbabyl)
+
+ (with-current-buffer nnbabyl-mbox-buffer
+ (set-text-properties (point-min) (point-max) nil)
+ (while (and articles is-old)
+ (goto-char (point-min))
+ (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
+ (unless (eq nnmail-expiry-target 'delete)
+ (with-temp-buffer
+ (nnbabyl-request-article (car articles)
+ newsgroup server
+ (current-buffer))
+ (let ((nnml-current-directory nil))
+ (nnmail-expiry-target-group
+ nnmail-expiry-target newsgroup)))
+ (nnbabyl-possibly-change-newsgroup newsgroup server))
+ (nnheader-message 5 "Deleting article %d in %s..."
+ (car articles) newsgroup)
+ (nnbabyl-delete-mail))
+ (push (car articles) rest)))
(setq articles (cdr articles)))
(save-buffer)
- rest)))
-
-(defun nnbabyl-request-move-article (article group server accept-form)
- (nnbabyl-possibly-change-newsgroup group)
+ ;; Find the lowest active article in this group.
+ (let ((active (nth 1 (assoc newsgroup nnbabyl-group-alist))))
+ (goto-char (point-min))
+ (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)
+ (nconc rest articles))))
+
+(deffoo nnbabyl-request-move-article
+ (article group server accept-form &optional last move-is-internal)
(let ((buf (get-buffer-create " *nnbabyl move*"))
result)
- (and
+ (and
(nnbabyl-request-article article group server)
- (save-excursion
- (set-buffer buf)
+ (with-current-buffer buf
(insert-buffer-substring nntp-server-buffer)
(goto-char (point-min))
- (if (re-search-forward
- "^X-Gnus-Newsgroup:"
- (save-excursion (search-forward "\n\n" nil t) (point)) t)
- (delete-region (progn (beginning-of-line) (point))
- (progn (forward-line 1) (point))))
+ (while (re-search-forward
+ "^X-Gnus-Newsgroup:"
+ (save-excursion (search-forward "\n\n" nil t) (point)) t)
+ (delete-region (progn (beginning-of-line) (point))
+ (progn (forward-line 1) (point))))
(setq result (eval accept-form))
(kill-buffer (current-buffer))
result)
(save-excursion
+ (nnbabyl-possibly-change-newsgroup group server)
(set-buffer nnbabyl-mbox-buffer)
- (goto-char 1)
+ (goto-char (point-min))
(if (search-forward (nnbabyl-article-string article) nil t)
(nnbabyl-delete-mail))
- (save-buffer)))
+ (and last (save-buffer))))
result))
-(defun nnbabyl-request-accept-article (group)
+(deffoo nnbabyl-request-accept-article (group &optional server last)
+ (nnbabyl-possibly-change-newsgroup group server)
+ (nnmail-check-syntax)
(let ((buf (current-buffer))
result beg)
- (and
- (setq nnbabyl-group-alist (nnmail-get-active))
+ (and
+ (nnmail-activate 'nnbabyl)
(save-excursion
+ (goto-char (point-min))
+ (search-forward "\n\n" nil t)
+ (forward-line -1)
+ (save-excursion
+ (while (re-search-backward "^X-Gnus-Newsgroup: " beg t)
+ (delete-region (point) (progn (forward-line 1) (point)))))
+ (when nnmail-cache-accepted-message-ids
+ (nnmail-cache-insert (nnmail-fetch-field "message-id")
+ group
+ (nnmail-fetch-field "subject")
+ (nnmail-fetch-field "from")))
+ (setq result
+ (if (stringp group)
+ (list (cons group (nnbabyl-active-number group)))
+ (nnmail-article-group 'nnbabyl-active-number)))
+ (if (and (null result)
+ (yes-or-no-p "Moved to `junk' group; delete article? "))
+ (setq result 'junk)
+ (setq result (car (nnbabyl-save-mail result))))
(set-buffer nnbabyl-mbox-buffer)
- (setq beg (goto-char (point-max)))
+ (goto-char (point-max))
+ (search-backward "\n\^_")
+ (goto-char (match-end 0))
(insert-buffer-substring buf)
- (goto-char beg)
- (if (stringp group)
- (progn
- (search-forward "\n\n" nil t)
- (forward-line -1)
- (save-excursion
- (while (re-search-backward "^X-Gnus-Newsgroup: " beg t)
- (delete-region (point) (progn (forward-line 1) (point)))))
- (setq result (nnbabyl-insert-newsgroup-line group)))
- (setq result (nnbabyl-save-mail)))
- (save-buffer)
- result)
- (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))
- result))
-
-(defun nnbabyl-request-replace-article (article group buffer)
+ (when last
+ (when nnmail-cache-accepted-message-ids
+ (nnmail-cache-insert (nnmail-fetch-field "message-id")
+ group
+ (nnmail-fetch-field "subject")
+ (nnmail-fetch-field "from")))
+ (save-buffer)
+ (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))
+ result))))
+
+(deffoo nnbabyl-request-replace-article (article group buffer)
(nnbabyl-possibly-change-newsgroup group)
- (save-excursion
- (set-buffer nnbabyl-mbox-buffer)
- (goto-char 1)
+ (with-current-buffer nnbabyl-mbox-buffer
+ (goto-char (point-min))
(if (not (search-forward (nnbabyl-article-string article) nil t))
nil
(nnbabyl-delete-mail t t)
(save-buffer)
t)))
+(deffoo nnbabyl-request-delete-group (group &optional force server)
+ (nnbabyl-possibly-change-newsgroup group server)
+ ;; Delete all articles in GROUP.
+ (if (not force)
+ () ; Don't delete the articles.
+ (with-current-buffer nnbabyl-mbox-buffer
+ (goto-char (point-min))
+ ;; Delete all articles in this group.
+ (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"))
+ found)
+ (while (search-forward ident nil t)
+ (setq found t)
+ (nnbabyl-delete-mail))
+ (when found
+ (save-buffer)))))
+ ;; Remove the group from all structures.
+ (setq nnbabyl-group-alist
+ (delq (assoc group nnbabyl-group-alist) nnbabyl-group-alist)
+ nnbabyl-current-group nil)
+ ;; Save the active file.
+ (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
+ t)
+
+(deffoo nnbabyl-request-rename-group (group new-name &optional server)
+ (nnbabyl-possibly-change-newsgroup group server)
+ (with-current-buffer nnbabyl-mbox-buffer
+ (goto-char (point-min))
+ (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"))
+ (new-ident (concat "\nX-Gnus-Newsgroup: " new-name ":"))
+ found)
+ (while (search-forward ident nil t)
+ (replace-match new-ident t t)
+ (setq found t))
+ (when found
+ (save-buffer))))
+ (let ((entry (assoc group nnbabyl-group-alist)))
+ (and entry (setcar entry new-name))
+ (setq nnbabyl-current-group nil)
+ ;; Save the new group alist.
+ (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
+ t))
+
\f
-;;; Low-Level Interface
+;;; Internal functions.
+;; If FORCE, delete article no matter how many X-Gnus-Newsgroup
+;; headers there are. If LEAVE-DELIM, don't delete the Unix mbox
+;; delimiter line.
(defun nnbabyl-delete-mail (&optional force leave-delim)
- "If FORCE, delete article no matter how many X-Gnus-Newsgroup
-headers there are. If LEAVE-DELIM, don't delete the Unix mbox
-delimeter line."
;; Delete the current X-Gnus-Newsgroup line.
- (or force
- (delete-region
- (progn (beginning-of-line) (point))
- (progn (forward-line 1) (point))))
+ (unless force
+ (delete-region
+ (progn (beginning-of-line) (point))
+ (progn (forward-line 1) (point))))
;; Beginning of the article.
(save-excursion
(save-restriction
+ (widen)
(narrow-to-region
(save-excursion
- (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t)
+ (unless (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t)
+ (goto-char (point-min))
+ (end-of-line))
(if leave-delim (progn (forward-line 1) (point))
(match-beginning 0)))
(progn
(forward-line 1)
- (or (and (re-search-forward (concat "^" nnbabyl-mail-delimiter)
+ (or (and (re-search-forward (concat "^" nnbabyl-mail-delimiter)
nil t)
- (if (and (not (bobp)) leave-delim)
- (progn (forward-line -2) (point))
- (match-beginning 0)))
+ (match-beginning 0))
(point-max))))
(goto-char (point-min))
;; Only delete the article if no other groups owns it as well.
- (if (or force (not (re-search-forward "^X-Gnus-Newsgroup: " nil t)))
- (delete-region (point-min) (point-max))))))
-
-(defun nnbabyl-possibly-change-newsgroup (newsgroup)
- (if (not (get-buffer nnbabyl-mbox-buffer))
- (save-excursion
- (let ((buf (or (get-buffer (file-name-nondirectory nnbabyl-mbox-file))
- (create-file-buffer nnbabyl-mbox-file))))
- (set-buffer (setq nnbabyl-mbox-buffer buf))
- (insert-file-contents nnbabyl-mbox-file)
- (setq buffer-file-name nnbabyl-mbox-file))
- (buffer-disable-undo (current-buffer))))
- (if (not nnbabyl-group-alist)
- (setq nnbabyl-group-alist (nnmail-get-active)))
+ (when (or force (not (re-search-forward "^X-Gnus-Newsgroup: " nil t)))
+ (delete-region (point-min) (point-max))))))
+
+(defun nnbabyl-possibly-change-newsgroup (newsgroup &optional server)
+ (when (and server
+ (not (nnbabyl-server-opened server)))
+ (nnbabyl-open-server server))
+ (when (or (not nnbabyl-mbox-buffer)
+ (not (buffer-name nnbabyl-mbox-buffer)))
+ (save-excursion (nnbabyl-read-mbox)))
+ (unless nnbabyl-group-alist
+ (nnmail-activate 'nnbabyl))
(if newsgroup
(if (assoc newsgroup nnbabyl-group-alist)
- (setq nnbabyl-current-group newsgroup))))
+ (setq nnbabyl-current-group newsgroup)
+ (nnheader-report 'nnbabyl "No such group in file"))
+ t))
(defun nnbabyl-article-string (article)
- (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"
- (int-to-string article)))
+ (if (numberp article)
+ (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"
+ (int-to-string article) " ")
+ (concat "\nMessage-ID: " article)))
-(defun nnbabyl-save-mail ()
- "Called narrowed to an article."
- (let ((group-art (nreverse (nnmail-article-group 'nnbabyl-active-number))))
- (nnmail-insert-lines)
- (nnmail-insert-xref group-art)
- (nnbabyl-insert-newsgroup-line group-art)))
+(defun nnbabyl-article-group-number ()
+ (save-excursion
+ (goto-char (point-min))
+ (when (re-search-forward "^X-Gnus-Newsgroup: +\\([^:]+\\):\\([0-9]+\\) "
+ nil t)
+ (cons (buffer-substring (match-beginning 1) (match-end 1))
+ (string-to-number
+ (buffer-substring (match-beginning 2) (match-end 2)))))))
+
+(defun nnbabyl-insert-lines ()
+ "Insert how many lines and chars there are in the body of the mail."
+ (let (lines chars)
+ (save-excursion
+ (goto-char (point-min))
+ (when (search-forward "\n\n" nil t)
+ ;; There may be an EOOH line here...
+ (when (looking-at "\\*\\*\\* EOOH \\*\\*\\*")
+ (search-forward "\n\n" nil t))
+ (setq chars (- (point-max) (point))
+ lines (max (- (count-lines (point) (point-max)) 1) 0))
+ ;; Move back to the end of the headers.
+ (goto-char (point-min))
+ (search-forward "\n\n" nil t)
+ (forward-char -1)
+ (save-excursion
+ (when (re-search-backward "^Lines: " nil t)
+ (delete-region (point) (progn (forward-line 1) (point)))))
+ (insert (format "Lines: %d\n" lines))
+ chars))))
+
+(defun nnbabyl-save-mail (group-art)
+ ;; Called narrowed to an article.
+ (nnbabyl-insert-lines)
+ (nnmail-insert-xref group-art)
+ (nnbabyl-insert-newsgroup-line group-art)
+ (run-hooks 'nnbabyl-prepare-save-mail-hook)
+ group-art)
(defun nnbabyl-insert-newsgroup-line (group-art)
(save-excursion
(goto-char (point-min))
- (or (looking-at "\^_")
- (insert "\^_\^L\n0, unseen,,\n*** EOOH ***\n"))
(while (looking-at "From ")
- (replace-match "Mail-from: ")
+ (replace-match "Mail-from: From " t t)
(forward-line 1))
- (if (search-forward "\n\n" nil t)
- (progn
- (forward-char -1)
- (while group-art
- (insert (format "X-Gnus-Newsgroup: %s:%d %s\n"
- (car (car group-art)) (cdr (car group-art))
- (current-time-string)))
- (setq group-art (cdr group-art)))))))
+ ;; If there is a C-l at the beginning of the narrowed region, this
+ ;; isn't really a "save", but rather a "scan".
+ (goto-char (point-min))
+ (unless (looking-at "\^L")
+ (save-excursion
+ (insert "\^L\n0, unseen,,\n*** EOOH ***\n")
+ (goto-char (point-max))
+ (insert "\^_\n")))
+ (when (search-forward "\n\n" nil t)
+ (forward-char -1)
+ (while group-art
+ (insert (format "X-Gnus-Newsgroup: %s:%d %s\n"
+ (caar group-art) (cdar group-art)
+ (current-time-string)))
+ (setq group-art (cdr group-art))))
+ t))
(defun nnbabyl-active-number (group)
- "Find the next article number in GROUP."
- (let ((active (car (cdr (assoc group nnbabyl-group-alist)))))
- (setcdr active (1+ (cdr active)))
+ ;; Find the next article number in GROUP.
+ (let ((active (cadr (assoc group nnbabyl-group-alist))))
+ (if active
+ (setcdr active (1+ (cdr active)))
+ ;; This group is new, so we create a new entry for it.
+ ;; This might be a bit naughty... creating groups on the drop of
+ ;; a hat, but I don't know...
+ (push (list group (setq active (cons 1 1)))
+ nnbabyl-group-alist))
(cdr active)))
+(defun nnbabyl-create-mbox ()
+ (unless (file-exists-p nnbabyl-mbox-file)
+ ;; Create a new, empty RMAIL mbox file.
+ (with-current-buffer (setq nnbabyl-mbox-buffer
+ (create-file-buffer nnbabyl-mbox-file))
+ (setq buffer-file-name nnbabyl-mbox-file)
+ (insert "BABYL OPTIONS:\n\n\^_")
+ (nnmail-write-region
+ (point-min) (point-max) nnbabyl-mbox-file t 'nomesg))))
+
(defun nnbabyl-read-mbox ()
- (nnbabyl-request-list)
- (setq nnbabyl-group-alist (nnmail-get-active))
- (if (not (file-exists-p nnbabyl-mbox-file))
- (write-region 1 1 nnbabyl-mbox-file t 'nomesg))
- (if (and nnbabyl-mbox-buffer
- (get-buffer nnbabyl-mbox-buffer)
- (buffer-name nnbabyl-mbox-buffer)
- (save-excursion
- (set-buffer nnbabyl-mbox-buffer)
- (= (buffer-size) (nth 7 (file-attributes nnbabyl-mbox-file)))))
- ()
+ (nnmail-activate 'nnbabyl)
+ (nnbabyl-create-mbox)
+
+ (unless (and nnbabyl-mbox-buffer
+ (buffer-name nnbabyl-mbox-buffer)
+ (with-current-buffer nnbabyl-mbox-buffer
+ (= (buffer-size) (nnheader-file-size nnbabyl-mbox-file))))
+ ;; This buffer has changed since we read it last. Possibly.
(save-excursion
(let ((delim (concat "^" nnbabyl-mail-delimiter))
- (buf (or (get-buffer (file-name-nondirectory nnbabyl-mbox-file))
- (create-file-buffer nnbabyl-mbox-file)))
- start end)
- (set-buffer (setq nnbabyl-mbox-buffer buf))
- (insert-file-contents nnbabyl-mbox-file)
- (setq buffer-file-name nnbabyl-mbox-file)
-
- (buffer-disable-undo (current-buffer))
+ (alist nnbabyl-group-alist)
+ start end number)
+ (set-buffer (setq nnbabyl-mbox-buffer
+ (nnheader-find-file-noselect
+ nnbabyl-mbox-file nil t)))
+ ;; Save previous buffer mode.
+ (setq nnbabyl-previous-buffer-mode
+ (cons (cons (point-min) (point-max))
+ major-mode))
+
+ (buffer-disable-undo)
+ (widen)
+ (setq buffer-read-only nil)
+ (fundamental-mode)
+
+ ;; Go through the group alist and compare against
+ ;; the rmail file.
+ (while alist
+ (goto-char (point-max))
+ (when (and (re-search-backward
+ (format "^X-Gnus-Newsgroup: %s:\\([0-9]+\\) "
+ (caar alist))
+ nil t)
+ (> (setq number
+ (string-to-number
+ (buffer-substring
+ (match-beginning 1) (match-end 1))))
+ (cdadar alist)))
+ (setcdr (cadar alist) number))
+ (setq alist (cdr alist)))
+
+ ;; We go through the mbox and make sure that each and
+ ;; every mail belongs to some group or other.
(goto-char (point-min))
+ (if (looking-at "\^L")
+ (setq start (point))
+ (re-search-forward delim nil t)
+ (setq start (match-end 0)))
(while (re-search-forward delim nil t)
- (setq start (match-beginning 0))
- (if (not (search-forward "\nX-Gnus-Newsgroup: "
- (save-excursion
- (setq end
- (or
- (and
- (re-search-forward delim nil t)
- (match-beginning 0))
- (point-max))))
- t))
- (goto-char end)
- (save-excursion
- (save-restriction
- (goto-char start)
- (narrow-to-region start end)
- (nnbabyl-save-mail))))
- )))))
-
-(defun nnbabyl-get-new-mail ()
- (let (incoming)
- (nnbabyl-read-mbox)
- (if (and nnmail-spool-file
- (file-exists-p nnmail-spool-file)
- (> (nth 7 (file-attributes nnmail-spool-file)) 0))
- (progn
- (and gnus-verbose-backends
- (message "nnbabyl: Reading incoming mail..."))
- (setq incoming
- (nnmail-move-inbox nnmail-spool-file
- (concat nnbabyl-mbox-file "-Incoming")))
- (save-excursion
- (let ((in-buf (nnmail-split-incoming
- incoming 'nnbabyl-save-mail t)))
- (set-buffer nnbabyl-mbox-buffer)
- (goto-char (point-max))
- (search-backward "\n\^_" nil t)
- (insert-buffer-substring in-buf)
- (kill-buffer in-buf)))
- (run-hooks 'nnmail-read-incoming-hook)
- (and gnus-verbose-backends
- (message "nnbabyl: Reading incoming mail...done"))))
- (and (buffer-modified-p nnbabyl-mbox-buffer)
- (save-excursion
- (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
- (set-buffer nnbabyl-mbox-buffer)
- (save-buffer)))
- ;; (if incoming (delete-file incoming))
- ))
+ (setq end (match-end 0))
+ (unless (search-backward "\nX-Gnus-Newsgroup: " start t)
+ (goto-char end)
+ (save-excursion
+ (save-restriction
+ (narrow-to-region (goto-char start) end)
+ (nnbabyl-save-mail
+ (nnmail-article-group 'nnbabyl-active-number))
+ (setq end (point-max)))))
+ (goto-char (setq start end)))
+ (when (buffer-modified-p (current-buffer))
+ (save-buffer))
+ (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)))))
+
+(defun nnbabyl-remove-incoming-delims ()
+ (goto-char (point-min))
+ (while (search-forward "\^_" nil t)
+ (replace-match "?" t t)))
+
+(defun nnbabyl-check-mbox ()
+ "Go through the nnbabyl mbox and make sure that no article numbers are reused."
+ (interactive)
+ (let ((idents (make-vector 1000 0))
+ id)
+ (save-excursion
+ (when (or (not nnbabyl-mbox-buffer)
+ (not (buffer-name nnbabyl-mbox-buffer)))
+ (nnbabyl-read-mbox))
+ (set-buffer nnbabyl-mbox-buffer)
+ (goto-char (point-min))
+ (while (re-search-forward "^X-Gnus-Newsgroup: \\([^ ]+\\) " nil t)
+ (if (intern-soft (setq id (match-string 1)) idents)
+ (progn
+ (delete-region (progn (beginning-of-line) (point))
+ (progn (forward-line 1) (point)))
+ (nnheader-message 7 "Moving %s..." id)
+ (nnbabyl-save-mail
+ (nnmail-article-group 'nnbabyl-active-number)))
+ (intern id idents)))
+ (when (buffer-modified-p (current-buffer))
+ (save-buffer))
+ (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
+ (nnheader-message 5 ""))))
(provide 'nnbabyl)