(skip_invisible): Use new retval of TEXT_PROP_MEANS_INVISIBLE.
[emacs.git] / lisp / gnus / nnbabyl.el
blobfa5e25aafa8d05b55c0d804d0fde57f2e9cc73cb
1 ;;; nnbabyl.el --- rmail mbox access for Gnus
3 ;; Copyright (C) 1995, 1996, 1997, 1998, 1099, 2000
4 ;; Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
8 ;; Keywords: news, mail
10 ;; This file is part of GNU Emacs.
12 ;; GNU Emacs is free software; you can redistribute it and/or modify
13 ;; it under the terms of the GNU General Public License as published by
14 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; any later version.
17 ;; GNU Emacs is distributed in the hope that it will be useful,
18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 ;; GNU General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with GNU Emacs; see the file COPYING. If not, write to the
24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
27 ;;; Commentary:
29 ;; For an overview of what the interface functions do, please see the
30 ;; Gnus sources.
32 ;;; Code:
34 (require 'nnheader)
35 (condition-case nil
36 (require 'rmail)
37 (t (nnheader-message
38 5 "Ignore rmail errors from this file, you don't have rmail")))
39 (require 'nnmail)
40 (require 'nnoo)
41 (eval-when-compile (require 'cl))
43 (nnoo-declare nnbabyl)
45 (defvoo nnbabyl-mbox-file (expand-file-name "~/RMAIL")
46 "The name of the rmail box file in the users home directory.")
48 (defvoo nnbabyl-active-file (expand-file-name "~/.rmail-active")
49 "The name of the active file for the rmail box.")
51 (defvoo nnbabyl-get-new-mail t
52 "If non-nil, nnbabyl will check the incoming mail file and split the mail.")
54 (defvoo nnbabyl-prepare-save-mail-hook nil
55 "Hook run narrowed to an article before saving.")
59 (defvar nnbabyl-mail-delimiter "\^_")
61 (defconst nnbabyl-version "nnbabyl 1.0"
62 "nnbabyl version.")
64 (defvoo nnbabyl-mbox-buffer nil)
65 (defvoo nnbabyl-current-group nil)
66 (defvoo nnbabyl-status-string "")
67 (defvoo nnbabyl-group-alist nil)
68 (defvoo nnbabyl-active-timestamp nil)
70 (defvoo nnbabyl-previous-buffer-mode nil)
72 (eval-and-compile
73 (autoload 'gnus-set-text-properties "gnus-ems"))
77 ;;; Interface functions
79 (nnoo-define-basics nnbabyl)
81 (deffoo nnbabyl-retrieve-headers (articles &optional group server fetch-old)
82 (save-excursion
83 (set-buffer nntp-server-buffer)
84 (erase-buffer)
85 (let ((number (length articles))
86 (count 0)
87 (delim (concat "^" nnbabyl-mail-delimiter))
88 article art-string start stop)
89 (nnbabyl-possibly-change-newsgroup group server)
90 (while (setq article (pop articles))
91 (setq art-string (nnbabyl-article-string article))
92 (set-buffer nnbabyl-mbox-buffer)
93 (end-of-line)
94 (when (or (search-forward art-string nil t)
95 (search-backward art-string nil t))
96 (unless (re-search-backward delim nil t)
97 (goto-char (point-min)))
98 (while (and (not (looking-at ".+:"))
99 (zerop (forward-line 1))))
100 (setq start (point))
101 (search-forward "\n\n" nil t)
102 (setq stop (1- (point)))
103 (set-buffer nntp-server-buffer)
104 (insert "221 ")
105 (princ article (current-buffer))
106 (insert " Article retrieved.\n")
107 (insert-buffer-substring nnbabyl-mbox-buffer start stop)
108 (goto-char (point-max))
109 (insert ".\n"))
110 (and (numberp nnmail-large-newsgroup)
111 (> number nnmail-large-newsgroup)
112 (zerop (% (incf count) 20))
113 (nnheader-message 5 "nnbabyl: Receiving headers... %d%%"
114 (/ (* count 100) number))))
116 (and (numberp nnmail-large-newsgroup)
117 (> number nnmail-large-newsgroup)
118 (nnheader-message 5 "nnbabyl: Receiving headers...done"))
120 (set-buffer nntp-server-buffer)
121 (nnheader-fold-continuation-lines)
122 'headers)))
124 (deffoo nnbabyl-open-server (server &optional defs)
125 (nnoo-change-server 'nnbabyl server defs)
126 (nnbabyl-create-mbox)
127 (cond
128 ((not (file-exists-p nnbabyl-mbox-file))
129 (nnbabyl-close-server)
130 (nnheader-report 'nnbabyl "No such file: %s" nnbabyl-mbox-file))
131 ((file-directory-p nnbabyl-mbox-file)
132 (nnbabyl-close-server)
133 (nnheader-report 'nnbabyl "Not a regular file: %s" nnbabyl-mbox-file))
135 (nnheader-report 'nnbabyl "Opened server %s using mbox %s" server
136 nnbabyl-mbox-file)
137 t)))
139 (deffoo nnbabyl-close-server (&optional server)
140 ;; Restore buffer mode.
141 (when (and (nnbabyl-server-opened)
142 nnbabyl-previous-buffer-mode)
143 (save-excursion
144 (set-buffer nnbabyl-mbox-buffer)
145 (narrow-to-region
146 (caar nnbabyl-previous-buffer-mode)
147 (cdar nnbabyl-previous-buffer-mode))
148 (funcall (cdr nnbabyl-previous-buffer-mode))))
149 (nnoo-close-server 'nnbabyl server)
150 (setq nnbabyl-mbox-buffer nil)
153 (deffoo nnbabyl-server-opened (&optional server)
154 (and (nnoo-current-server-p 'nnbabyl server)
155 nnbabyl-mbox-buffer
156 (buffer-name nnbabyl-mbox-buffer)
157 nntp-server-buffer
158 (buffer-name nntp-server-buffer)))
160 (deffoo nnbabyl-request-article (article &optional newsgroup server buffer)
161 (nnbabyl-possibly-change-newsgroup newsgroup server)
162 (save-excursion
163 (set-buffer nnbabyl-mbox-buffer)
164 (goto-char (point-min))
165 (when (search-forward (nnbabyl-article-string article) nil t)
166 (let (start stop summary-line)
167 (unless (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t)
168 (goto-char (point-min))
169 (end-of-line))
170 (while (and (not (looking-at ".+:"))
171 (zerop (forward-line 1))))
172 (setq start (point))
173 (or (when (re-search-forward
174 (concat "^" nnbabyl-mail-delimiter) nil t)
175 (beginning-of-line)
177 (goto-char (point-max)))
178 (setq stop (point))
179 (let ((nntp-server-buffer (or buffer nntp-server-buffer)))
180 (set-buffer nntp-server-buffer)
181 (erase-buffer)
182 (insert-buffer-substring nnbabyl-mbox-buffer start stop)
183 (goto-char (point-min))
184 ;; If there is an EOOH header, then we have to remove some
185 ;; duplicated headers.
186 (setq summary-line (looking-at "Summary-line:"))
187 (when (search-forward "\n*** EOOH ***" nil t)
188 (if summary-line
189 ;; The headers to be deleted are located before the
190 ;; EOOH line...
191 (delete-region (point-min) (progn (forward-line 1)
192 (point)))
193 ;; ...or after.
194 (delete-region (progn (beginning-of-line) (point))
195 (or (search-forward "\n\n" nil t)
196 (point)))))
197 (if (numberp article)
198 (cons nnbabyl-current-group article)
199 (nnbabyl-article-group-number)))))))
201 (deffoo nnbabyl-request-group (group &optional server dont-check)
202 (let ((active (cadr (assoc group nnbabyl-group-alist))))
203 (save-excursion
204 (cond
205 ((or (null active)
206 (null (nnbabyl-possibly-change-newsgroup group server)))
207 (nnheader-report 'nnbabyl "No such group: %s" group))
208 (dont-check
209 (nnheader-report 'nnbabyl "Selected group %s" group)
210 (nnheader-insert ""))
212 (nnheader-report 'nnbabyl "Selected group %s" group)
213 (nnheader-insert "211 %d %d %d %s\n"
214 (1+ (- (cdr active) (car active)))
215 (car active) (cdr active) group))))))
217 (deffoo nnbabyl-request-scan (&optional group server)
218 (nnbabyl-possibly-change-newsgroup group server)
219 (nnbabyl-read-mbox)
220 (nnmail-get-new-mail
221 'nnbabyl
222 (lambda ()
223 (save-excursion
224 (set-buffer nnbabyl-mbox-buffer)
225 (save-buffer)))
226 (file-name-directory nnbabyl-mbox-file)
227 group
228 (lambda ()
229 (save-excursion
230 (let ((in-buf (current-buffer)))
231 (goto-char (point-min))
232 (while (search-forward "\n\^_\n" nil t)
233 (delete-char -1))
234 (set-buffer nnbabyl-mbox-buffer)
235 (goto-char (point-max))
236 (search-backward "\n\^_" nil t)
237 (goto-char (match-end 0))
238 (insert-buffer-substring in-buf)))
239 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))))
241 (deffoo nnbabyl-close-group (group &optional server)
244 (deffoo nnbabyl-request-create-group (group &optional server args)
245 (nnmail-activate 'nnbabyl)
246 (unless (assoc group nnbabyl-group-alist)
247 (push (list group (cons 1 0))
248 nnbabyl-group-alist)
249 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))
252 (deffoo nnbabyl-request-list (&optional server)
253 (save-excursion
254 (nnmail-find-file nnbabyl-active-file)
255 (setq nnbabyl-group-alist (nnmail-get-active))
258 (deffoo nnbabyl-request-newgroups (date &optional server)
259 (nnbabyl-request-list server))
261 (deffoo nnbabyl-request-list-newsgroups (&optional server)
262 (nnheader-report 'nnbabyl "nnbabyl: LIST NEWSGROUPS is not implemented."))
264 (deffoo nnbabyl-request-expire-articles
265 (articles newsgroup &optional server force)
266 (nnbabyl-possibly-change-newsgroup newsgroup server)
267 (let* ((is-old t)
268 rest)
269 (nnmail-activate 'nnbabyl)
271 (save-excursion
272 (set-buffer nnbabyl-mbox-buffer)
273 (gnus-set-text-properties (point-min) (point-max) nil)
274 (while (and articles is-old)
275 (goto-char (point-min))
276 (when (search-forward (nnbabyl-article-string (car articles)) nil t)
277 (if (setq is-old
278 (nnmail-expired-article-p
279 newsgroup
280 (buffer-substring
281 (point) (progn (end-of-line) (point))) force))
282 (progn
283 (nnheader-message 5 "Deleting article %d in %s..."
284 (car articles) newsgroup)
285 (nnbabyl-delete-mail))
286 (push (car articles) rest)))
287 (setq articles (cdr articles)))
288 (save-buffer)
289 ;; Find the lowest active article in this group.
290 (let ((active (nth 1 (assoc newsgroup nnbabyl-group-alist))))
291 (goto-char (point-min))
292 (while (and (not (search-forward
293 (nnbabyl-article-string (car active)) nil t))
294 (<= (car active) (cdr active)))
295 (setcar active (1+ (car active)))
296 (goto-char (point-min))))
297 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
298 (nconc rest articles))))
300 (deffoo nnbabyl-request-move-article
301 (article group server accept-form &optional last)
302 (let ((buf (get-buffer-create " *nnbabyl move*"))
303 result)
304 (and
305 (nnbabyl-request-article article group server)
306 (save-excursion
307 (set-buffer buf)
308 (insert-buffer-substring nntp-server-buffer)
309 (goto-char (point-min))
310 (while (re-search-forward
311 "^X-Gnus-Newsgroup:"
312 (save-excursion (search-forward "\n\n" nil t) (point)) t)
313 (delete-region (progn (beginning-of-line) (point))
314 (progn (forward-line 1) (point))))
315 (setq result (eval accept-form))
316 (kill-buffer (current-buffer))
317 result)
318 (save-excursion
319 (nnbabyl-possibly-change-newsgroup group server)
320 (set-buffer nnbabyl-mbox-buffer)
321 (goto-char (point-min))
322 (if (search-forward (nnbabyl-article-string article) nil t)
323 (nnbabyl-delete-mail))
324 (and last (save-buffer))))
325 result))
327 (deffoo nnbabyl-request-accept-article (group &optional server last)
328 (nnbabyl-possibly-change-newsgroup group server)
329 (nnmail-check-syntax)
330 (let ((buf (current-buffer))
331 result beg)
332 (and
333 (nnmail-activate 'nnbabyl)
334 (save-excursion
335 (goto-char (point-min))
336 (search-forward "\n\n" nil t)
337 (forward-line -1)
338 (save-excursion
339 (while (re-search-backward "^X-Gnus-Newsgroup: " beg t)
340 (delete-region (point) (progn (forward-line 1) (point)))))
341 (when nnmail-cache-accepted-message-ids
342 (nnmail-cache-insert (nnmail-fetch-field "message-id")))
343 (setq result
344 (if (stringp group)
345 (list (cons group (nnbabyl-active-number group)))
346 (nnmail-article-group 'nnbabyl-active-number)))
347 (if (and (null result)
348 (yes-or-no-p "Moved to `junk' group; delete article? "))
349 (setq result 'junk)
350 (setq result (car (nnbabyl-save-mail result))))
351 (set-buffer nnbabyl-mbox-buffer)
352 (goto-char (point-max))
353 (search-backward "\n\^_")
354 (goto-char (match-end 0))
355 (insert-buffer-substring buf)
356 (when last
357 (when nnmail-cache-accepted-message-ids
358 (nnmail-cache-insert (nnmail-fetch-field "message-id")))
359 (save-buffer)
360 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))
361 result))))
363 (deffoo nnbabyl-request-replace-article (article group buffer)
364 (nnbabyl-possibly-change-newsgroup group)
365 (save-excursion
366 (set-buffer nnbabyl-mbox-buffer)
367 (goto-char (point-min))
368 (if (not (search-forward (nnbabyl-article-string article) nil t))
370 (nnbabyl-delete-mail t t)
371 (insert-buffer-substring buffer)
372 (save-buffer)
373 t)))
375 (deffoo nnbabyl-request-delete-group (group &optional force server)
376 (nnbabyl-possibly-change-newsgroup group server)
377 ;; Delete all articles in GROUP.
378 (if (not force)
379 () ; Don't delete the articles.
380 (save-excursion
381 (set-buffer nnbabyl-mbox-buffer)
382 (goto-char (point-min))
383 ;; Delete all articles in this group.
384 (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"))
385 found)
386 (while (search-forward ident nil t)
387 (setq found t)
388 (nnbabyl-delete-mail))
389 (when found
390 (save-buffer)))))
391 ;; Remove the group from all structures.
392 (setq nnbabyl-group-alist
393 (delq (assoc group nnbabyl-group-alist) nnbabyl-group-alist)
394 nnbabyl-current-group nil)
395 ;; Save the active file.
396 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
399 (deffoo nnbabyl-request-rename-group (group new-name &optional server)
400 (nnbabyl-possibly-change-newsgroup group server)
401 (save-excursion
402 (set-buffer nnbabyl-mbox-buffer)
403 (goto-char (point-min))
404 (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"))
405 (new-ident (concat "\nX-Gnus-Newsgroup: " new-name ":"))
406 found)
407 (while (search-forward ident nil t)
408 (replace-match new-ident t t)
409 (setq found t))
410 (when found
411 (save-buffer))))
412 (let ((entry (assoc group nnbabyl-group-alist)))
413 (and entry (setcar entry new-name))
414 (setq nnbabyl-current-group nil)
415 ;; Save the new group alist.
416 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
420 ;;; Internal functions.
422 ;; If FORCE, delete article no matter how many X-Gnus-Newsgroup
423 ;; headers there are. If LEAVE-DELIM, don't delete the Unix mbox
424 ;; delimiter line.
425 (defun nnbabyl-delete-mail (&optional force leave-delim)
426 ;; Delete the current X-Gnus-Newsgroup line.
427 (unless force
428 (delete-region
429 (progn (beginning-of-line) (point))
430 (progn (forward-line 1) (point))))
431 ;; Beginning of the article.
432 (save-excursion
433 (save-restriction
434 (widen)
435 (narrow-to-region
436 (save-excursion
437 (unless (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t)
438 (goto-char (point-min))
439 (end-of-line))
440 (if leave-delim (progn (forward-line 1) (point))
441 (match-beginning 0)))
442 (progn
443 (forward-line 1)
444 (or (and (re-search-forward (concat "^" nnbabyl-mail-delimiter)
445 nil t)
446 (match-beginning 0))
447 (point-max))))
448 (goto-char (point-min))
449 ;; Only delete the article if no other groups owns it as well.
450 (when (or force (not (re-search-forward "^X-Gnus-Newsgroup: " nil t)))
451 (delete-region (point-min) (point-max))))))
453 (defun nnbabyl-possibly-change-newsgroup (newsgroup &optional server)
454 (when (and server
455 (not (nnbabyl-server-opened server)))
456 (nnbabyl-open-server server))
457 (when (or (not nnbabyl-mbox-buffer)
458 (not (buffer-name nnbabyl-mbox-buffer)))
459 (save-excursion (nnbabyl-read-mbox)))
460 (unless nnbabyl-group-alist
461 (nnmail-activate 'nnbabyl))
462 (if newsgroup
463 (if (assoc newsgroup nnbabyl-group-alist)
464 (setq nnbabyl-current-group newsgroup)
465 (nnheader-report 'nnbabyl "No such group in file"))
468 (defun nnbabyl-article-string (article)
469 (if (numberp article)
470 (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"
471 (int-to-string article) " ")
472 (concat "\nMessage-ID: " article)))
474 (defun nnbabyl-article-group-number ()
475 (save-excursion
476 (goto-char (point-min))
477 (when (re-search-forward "^X-Gnus-Newsgroup: +\\([^:]+\\):\\([0-9]+\\) "
478 nil t)
479 (cons (buffer-substring (match-beginning 1) (match-end 1))
480 (string-to-int
481 (buffer-substring (match-beginning 2) (match-end 2)))))))
483 (defun nnbabyl-insert-lines ()
484 "Insert how many lines and chars there are in the body of the mail."
485 (let (lines chars)
486 (save-excursion
487 (goto-char (point-min))
488 (when (search-forward "\n\n" nil t)
489 ;; There may be an EOOH line here...
490 (when (looking-at "\\*\\*\\* EOOH \\*\\*\\*")
491 (search-forward "\n\n" nil t))
492 (setq chars (- (point-max) (point))
493 lines (max (- (count-lines (point) (point-max)) 1) 0))
494 ;; Move back to the end of the headers.
495 (goto-char (point-min))
496 (search-forward "\n\n" nil t)
497 (forward-char -1)
498 (save-excursion
499 (when (re-search-backward "^Lines: " nil t)
500 (delete-region (point) (progn (forward-line 1) (point)))))
501 (insert (format "Lines: %d\n" lines))
502 chars))))
504 (defun nnbabyl-save-mail (group-art)
505 ;; Called narrowed to an article.
506 (nnbabyl-insert-lines)
507 (nnmail-insert-xref group-art)
508 (nnbabyl-insert-newsgroup-line group-art)
509 (run-hooks 'nnbabyl-prepare-save-mail-hook)
510 group-art)
512 (defun nnbabyl-insert-newsgroup-line (group-art)
513 (save-excursion
514 (goto-char (point-min))
515 (while (looking-at "From ")
516 (replace-match "Mail-from: From " t t)
517 (forward-line 1))
518 ;; If there is a C-l at the beginning of the narrowed region, this
519 ;; isn't really a "save", but rather a "scan".
520 (goto-char (point-min))
521 (unless (looking-at "\^L")
522 (save-excursion
523 (insert "\^L\n0, unseen,,\n*** EOOH ***\n")
524 (goto-char (point-max))
525 (insert "\^_\n")))
526 (when (search-forward "\n\n" nil t)
527 (forward-char -1)
528 (while group-art
529 (insert (format "X-Gnus-Newsgroup: %s:%d %s\n"
530 (caar group-art) (cdar group-art)
531 (current-time-string)))
532 (setq group-art (cdr group-art))))
535 (defun nnbabyl-active-number (group)
536 ;; Find the next article number in GROUP.
537 (let ((active (cadr (assoc group nnbabyl-group-alist))))
538 (if active
539 (setcdr active (1+ (cdr active)))
540 ;; This group is new, so we create a new entry for it.
541 ;; This might be a bit naughty... creating groups on the drop of
542 ;; a hat, but I don't know...
543 (push (list group (setq active (cons 1 1)))
544 nnbabyl-group-alist))
545 (cdr active)))
547 (defun nnbabyl-create-mbox ()
548 (unless (file-exists-p nnbabyl-mbox-file)
549 ;; Create a new, empty RMAIL mbox file.
550 (save-excursion
551 (set-buffer (setq nnbabyl-mbox-buffer
552 (create-file-buffer nnbabyl-mbox-file)))
553 (setq buffer-file-name nnbabyl-mbox-file)
554 (insert "BABYL OPTIONS:\n\n\^_")
555 (nnmail-write-region
556 (point-min) (point-max) nnbabyl-mbox-file t 'nomesg))))
558 (defun nnbabyl-read-mbox ()
559 (nnmail-activate 'nnbabyl)
560 (nnbabyl-create-mbox)
562 (unless (and nnbabyl-mbox-buffer
563 (buffer-name nnbabyl-mbox-buffer)
564 (save-excursion
565 (set-buffer nnbabyl-mbox-buffer)
566 (= (buffer-size) (nnheader-file-size nnbabyl-mbox-file))))
567 ;; This buffer has changed since we read it last. Possibly.
568 (save-excursion
569 (let ((delim (concat "^" nnbabyl-mail-delimiter))
570 (alist nnbabyl-group-alist)
571 start end number)
572 (set-buffer (setq nnbabyl-mbox-buffer
573 (nnheader-find-file-noselect
574 nnbabyl-mbox-file nil t)))
575 ;; Save previous buffer mode.
576 (setq nnbabyl-previous-buffer-mode
577 (cons (cons (point-min) (point-max))
578 major-mode))
580 (buffer-disable-undo)
581 (widen)
582 (setq buffer-read-only nil)
583 (fundamental-mode)
585 ;; Go through the group alist and compare against
586 ;; the rmail file.
587 (while alist
588 (goto-char (point-max))
589 (when (and (re-search-backward
590 (format "^X-Gnus-Newsgroup: %s:\\([0-9]+\\) "
591 (caar alist))
592 nil t)
593 (> (setq number
594 (string-to-number
595 (buffer-substring
596 (match-beginning 1) (match-end 1))))
597 (cdadar alist)))
598 (setcdr (cadar alist) number))
599 (setq alist (cdr alist)))
601 ;; We go through the mbox and make sure that each and
602 ;; every mail belongs to some group or other.
603 (goto-char (point-min))
604 (if (looking-at "\^L")
605 (setq start (point))
606 (re-search-forward delim nil t)
607 (setq start (match-end 0)))
608 (while (re-search-forward delim nil t)
609 (setq end (match-end 0))
610 (unless (search-backward "\nX-Gnus-Newsgroup: " start t)
611 (goto-char end)
612 (save-excursion
613 (save-restriction
614 (narrow-to-region (goto-char start) end)
615 (nnbabyl-save-mail
616 (nnmail-article-group 'nnbabyl-active-number))
617 (setq end (point-max)))))
618 (goto-char (setq start end)))
619 (when (buffer-modified-p (current-buffer))
620 (save-buffer))
621 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)))))
623 (defun nnbabyl-remove-incoming-delims ()
624 (goto-char (point-min))
625 (while (search-forward "\^_" nil t)
626 (replace-match "?" t t)))
628 (defun nnbabyl-check-mbox ()
629 "Go through the nnbabyl mbox and make sure that no article numbers are reused."
630 (interactive)
631 (let ((idents (make-vector 1000 0))
633 (save-excursion
634 (when (or (not nnbabyl-mbox-buffer)
635 (not (buffer-name nnbabyl-mbox-buffer)))
636 (nnbabyl-read-mbox))
637 (set-buffer nnbabyl-mbox-buffer)
638 (goto-char (point-min))
639 (while (re-search-forward "^X-Gnus-Newsgroup: \\([^ ]+\\) " nil t)
640 (if (intern-soft (setq id (match-string 1)) idents)
641 (progn
642 (delete-region (progn (beginning-of-line) (point))
643 (progn (forward-line 1) (point)))
644 (nnheader-message 7 "Moving %s..." id)
645 (nnbabyl-save-mail
646 (nnmail-article-group 'nnbabyl-active-number)))
647 (intern id idents)))
648 (when (buffer-modified-p (current-buffer))
649 (save-buffer))
650 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
651 (nnheader-message 5 ""))))
653 (provide 'nnbabyl)
655 ;;; nnbabyl.el ends here