(buffer-syntactic-context): Don't quote nil and t in docstrings.
[emacs.git] / lisp / gnus / nnbabyl.el
blob4dd06ea632b0397553c34801788edf71ffe754e9
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 (unless (eq nnmail-expiry-target 'delete)
284 (with-temp-buffer
285 (nnbabyl-request-article (car articles)
286 newsgroup server
287 (current-buffer))
288 (let ((nnml-current-directory nil))
289 (nnmail-expiry-target-group
290 nnmail-expiry-target newsgroup))))
291 (nnheader-message 5 "Deleting article %d in %s..."
292 (car articles) newsgroup)
293 (nnbabyl-delete-mail))
294 (push (car articles) rest)))
295 (setq articles (cdr articles)))
296 (save-buffer)
297 ;; Find the lowest active article in this group.
298 (let ((active (nth 1 (assoc newsgroup nnbabyl-group-alist))))
299 (goto-char (point-min))
300 (while (and (not (search-forward
301 (nnbabyl-article-string (car active)) nil t))
302 (<= (car active) (cdr active)))
303 (setcar active (1+ (car active)))
304 (goto-char (point-min))))
305 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
306 (nconc rest articles))))
308 (deffoo nnbabyl-request-move-article
309 (article group server accept-form &optional last)
310 (let ((buf (get-buffer-create " *nnbabyl move*"))
311 result)
312 (and
313 (nnbabyl-request-article article group server)
314 (save-excursion
315 (set-buffer buf)
316 (insert-buffer-substring nntp-server-buffer)
317 (goto-char (point-min))
318 (while (re-search-forward
319 "^X-Gnus-Newsgroup:"
320 (save-excursion (search-forward "\n\n" nil t) (point)) t)
321 (delete-region (progn (beginning-of-line) (point))
322 (progn (forward-line 1) (point))))
323 (setq result (eval accept-form))
324 (kill-buffer (current-buffer))
325 result)
326 (save-excursion
327 (nnbabyl-possibly-change-newsgroup group server)
328 (set-buffer nnbabyl-mbox-buffer)
329 (goto-char (point-min))
330 (if (search-forward (nnbabyl-article-string article) nil t)
331 (nnbabyl-delete-mail))
332 (and last (save-buffer))))
333 result))
335 (deffoo nnbabyl-request-accept-article (group &optional server last)
336 (nnbabyl-possibly-change-newsgroup group server)
337 (nnmail-check-syntax)
338 (let ((buf (current-buffer))
339 result beg)
340 (and
341 (nnmail-activate 'nnbabyl)
342 (save-excursion
343 (goto-char (point-min))
344 (search-forward "\n\n" nil t)
345 (forward-line -1)
346 (save-excursion
347 (while (re-search-backward "^X-Gnus-Newsgroup: " beg t)
348 (delete-region (point) (progn (forward-line 1) (point)))))
349 (when nnmail-cache-accepted-message-ids
350 (nnmail-cache-insert (nnmail-fetch-field "message-id")))
351 (setq result
352 (if (stringp group)
353 (list (cons group (nnbabyl-active-number group)))
354 (nnmail-article-group 'nnbabyl-active-number)))
355 (if (and (null result)
356 (yes-or-no-p "Moved to `junk' group; delete article? "))
357 (setq result 'junk)
358 (setq result (car (nnbabyl-save-mail result))))
359 (set-buffer nnbabyl-mbox-buffer)
360 (goto-char (point-max))
361 (search-backward "\n\^_")
362 (goto-char (match-end 0))
363 (insert-buffer-substring buf)
364 (when last
365 (when nnmail-cache-accepted-message-ids
366 (nnmail-cache-insert (nnmail-fetch-field "message-id")))
367 (save-buffer)
368 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))
369 result))))
371 (deffoo nnbabyl-request-replace-article (article group buffer)
372 (nnbabyl-possibly-change-newsgroup group)
373 (save-excursion
374 (set-buffer nnbabyl-mbox-buffer)
375 (goto-char (point-min))
376 (if (not (search-forward (nnbabyl-article-string article) nil t))
378 (nnbabyl-delete-mail t t)
379 (insert-buffer-substring buffer)
380 (save-buffer)
381 t)))
383 (deffoo nnbabyl-request-delete-group (group &optional force server)
384 (nnbabyl-possibly-change-newsgroup group server)
385 ;; Delete all articles in GROUP.
386 (if (not force)
387 () ; Don't delete the articles.
388 (save-excursion
389 (set-buffer nnbabyl-mbox-buffer)
390 (goto-char (point-min))
391 ;; Delete all articles in this group.
392 (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"))
393 found)
394 (while (search-forward ident nil t)
395 (setq found t)
396 (nnbabyl-delete-mail))
397 (when found
398 (save-buffer)))))
399 ;; Remove the group from all structures.
400 (setq nnbabyl-group-alist
401 (delq (assoc group nnbabyl-group-alist) nnbabyl-group-alist)
402 nnbabyl-current-group nil)
403 ;; Save the active file.
404 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
407 (deffoo nnbabyl-request-rename-group (group new-name &optional server)
408 (nnbabyl-possibly-change-newsgroup group server)
409 (save-excursion
410 (set-buffer nnbabyl-mbox-buffer)
411 (goto-char (point-min))
412 (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"))
413 (new-ident (concat "\nX-Gnus-Newsgroup: " new-name ":"))
414 found)
415 (while (search-forward ident nil t)
416 (replace-match new-ident t t)
417 (setq found t))
418 (when found
419 (save-buffer))))
420 (let ((entry (assoc group nnbabyl-group-alist)))
421 (and entry (setcar entry new-name))
422 (setq nnbabyl-current-group nil)
423 ;; Save the new group alist.
424 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
428 ;;; Internal functions.
430 ;; If FORCE, delete article no matter how many X-Gnus-Newsgroup
431 ;; headers there are. If LEAVE-DELIM, don't delete the Unix mbox
432 ;; delimiter line.
433 (defun nnbabyl-delete-mail (&optional force leave-delim)
434 ;; Delete the current X-Gnus-Newsgroup line.
435 (unless force
436 (delete-region
437 (progn (beginning-of-line) (point))
438 (progn (forward-line 1) (point))))
439 ;; Beginning of the article.
440 (save-excursion
441 (save-restriction
442 (widen)
443 (narrow-to-region
444 (save-excursion
445 (unless (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t)
446 (goto-char (point-min))
447 (end-of-line))
448 (if leave-delim (progn (forward-line 1) (point))
449 (match-beginning 0)))
450 (progn
451 (forward-line 1)
452 (or (and (re-search-forward (concat "^" nnbabyl-mail-delimiter)
453 nil t)
454 (match-beginning 0))
455 (point-max))))
456 (goto-char (point-min))
457 ;; Only delete the article if no other groups owns it as well.
458 (when (or force (not (re-search-forward "^X-Gnus-Newsgroup: " nil t)))
459 (delete-region (point-min) (point-max))))))
461 (defun nnbabyl-possibly-change-newsgroup (newsgroup &optional server)
462 (when (and server
463 (not (nnbabyl-server-opened server)))
464 (nnbabyl-open-server server))
465 (when (or (not nnbabyl-mbox-buffer)
466 (not (buffer-name nnbabyl-mbox-buffer)))
467 (save-excursion (nnbabyl-read-mbox)))
468 (unless nnbabyl-group-alist
469 (nnmail-activate 'nnbabyl))
470 (if newsgroup
471 (if (assoc newsgroup nnbabyl-group-alist)
472 (setq nnbabyl-current-group newsgroup)
473 (nnheader-report 'nnbabyl "No such group in file"))
476 (defun nnbabyl-article-string (article)
477 (if (numberp article)
478 (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":"
479 (int-to-string article) " ")
480 (concat "\nMessage-ID: " article)))
482 (defun nnbabyl-article-group-number ()
483 (save-excursion
484 (goto-char (point-min))
485 (when (re-search-forward "^X-Gnus-Newsgroup: +\\([^:]+\\):\\([0-9]+\\) "
486 nil t)
487 (cons (buffer-substring (match-beginning 1) (match-end 1))
488 (string-to-int
489 (buffer-substring (match-beginning 2) (match-end 2)))))))
491 (defun nnbabyl-insert-lines ()
492 "Insert how many lines and chars there are in the body of the mail."
493 (let (lines chars)
494 (save-excursion
495 (goto-char (point-min))
496 (when (search-forward "\n\n" nil t)
497 ;; There may be an EOOH line here...
498 (when (looking-at "\\*\\*\\* EOOH \\*\\*\\*")
499 (search-forward "\n\n" nil t))
500 (setq chars (- (point-max) (point))
501 lines (max (- (count-lines (point) (point-max)) 1) 0))
502 ;; Move back to the end of the headers.
503 (goto-char (point-min))
504 (search-forward "\n\n" nil t)
505 (forward-char -1)
506 (save-excursion
507 (when (re-search-backward "^Lines: " nil t)
508 (delete-region (point) (progn (forward-line 1) (point)))))
509 (insert (format "Lines: %d\n" lines))
510 chars))))
512 (defun nnbabyl-save-mail (group-art)
513 ;; Called narrowed to an article.
514 (nnbabyl-insert-lines)
515 (nnmail-insert-xref group-art)
516 (nnbabyl-insert-newsgroup-line group-art)
517 (run-hooks 'nnbabyl-prepare-save-mail-hook)
518 group-art)
520 (defun nnbabyl-insert-newsgroup-line (group-art)
521 (save-excursion
522 (goto-char (point-min))
523 (while (looking-at "From ")
524 (replace-match "Mail-from: From " t t)
525 (forward-line 1))
526 ;; If there is a C-l at the beginning of the narrowed region, this
527 ;; isn't really a "save", but rather a "scan".
528 (goto-char (point-min))
529 (unless (looking-at "\^L")
530 (save-excursion
531 (insert "\^L\n0, unseen,,\n*** EOOH ***\n")
532 (goto-char (point-max))
533 (insert "\^_\n")))
534 (when (search-forward "\n\n" nil t)
535 (forward-char -1)
536 (while group-art
537 (insert (format "X-Gnus-Newsgroup: %s:%d %s\n"
538 (caar group-art) (cdar group-art)
539 (current-time-string)))
540 (setq group-art (cdr group-art))))
543 (defun nnbabyl-active-number (group)
544 ;; Find the next article number in GROUP.
545 (let ((active (cadr (assoc group nnbabyl-group-alist))))
546 (if active
547 (setcdr active (1+ (cdr active)))
548 ;; This group is new, so we create a new entry for it.
549 ;; This might be a bit naughty... creating groups on the drop of
550 ;; a hat, but I don't know...
551 (push (list group (setq active (cons 1 1)))
552 nnbabyl-group-alist))
553 (cdr active)))
555 (defun nnbabyl-create-mbox ()
556 (unless (file-exists-p nnbabyl-mbox-file)
557 ;; Create a new, empty RMAIL mbox file.
558 (save-excursion
559 (set-buffer (setq nnbabyl-mbox-buffer
560 (create-file-buffer nnbabyl-mbox-file)))
561 (setq buffer-file-name nnbabyl-mbox-file)
562 (insert "BABYL OPTIONS:\n\n\^_")
563 (nnmail-write-region
564 (point-min) (point-max) nnbabyl-mbox-file t 'nomesg))))
566 (defun nnbabyl-read-mbox ()
567 (nnmail-activate 'nnbabyl)
568 (nnbabyl-create-mbox)
570 (unless (and nnbabyl-mbox-buffer
571 (buffer-name nnbabyl-mbox-buffer)
572 (save-excursion
573 (set-buffer nnbabyl-mbox-buffer)
574 (= (buffer-size) (nnheader-file-size nnbabyl-mbox-file))))
575 ;; This buffer has changed since we read it last. Possibly.
576 (save-excursion
577 (let ((delim (concat "^" nnbabyl-mail-delimiter))
578 (alist nnbabyl-group-alist)
579 start end number)
580 (set-buffer (setq nnbabyl-mbox-buffer
581 (nnheader-find-file-noselect
582 nnbabyl-mbox-file nil t)))
583 ;; Save previous buffer mode.
584 (setq nnbabyl-previous-buffer-mode
585 (cons (cons (point-min) (point-max))
586 major-mode))
588 (buffer-disable-undo)
589 (widen)
590 (setq buffer-read-only nil)
591 (fundamental-mode)
593 ;; Go through the group alist and compare against
594 ;; the rmail file.
595 (while alist
596 (goto-char (point-max))
597 (when (and (re-search-backward
598 (format "^X-Gnus-Newsgroup: %s:\\([0-9]+\\) "
599 (caar alist))
600 nil t)
601 (> (setq number
602 (string-to-number
603 (buffer-substring
604 (match-beginning 1) (match-end 1))))
605 (cdadar alist)))
606 (setcdr (cadar alist) number))
607 (setq alist (cdr alist)))
609 ;; We go through the mbox and make sure that each and
610 ;; every mail belongs to some group or other.
611 (goto-char (point-min))
612 (if (looking-at "\^L")
613 (setq start (point))
614 (re-search-forward delim nil t)
615 (setq start (match-end 0)))
616 (while (re-search-forward delim nil t)
617 (setq end (match-end 0))
618 (unless (search-backward "\nX-Gnus-Newsgroup: " start t)
619 (goto-char end)
620 (save-excursion
621 (save-restriction
622 (narrow-to-region (goto-char start) end)
623 (nnbabyl-save-mail
624 (nnmail-article-group 'nnbabyl-active-number))
625 (setq end (point-max)))))
626 (goto-char (setq start end)))
627 (when (buffer-modified-p (current-buffer))
628 (save-buffer))
629 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)))))
631 (defun nnbabyl-remove-incoming-delims ()
632 (goto-char (point-min))
633 (while (search-forward "\^_" nil t)
634 (replace-match "?" t t)))
636 (defun nnbabyl-check-mbox ()
637 "Go through the nnbabyl mbox and make sure that no article numbers are reused."
638 (interactive)
639 (let ((idents (make-vector 1000 0))
641 (save-excursion
642 (when (or (not nnbabyl-mbox-buffer)
643 (not (buffer-name nnbabyl-mbox-buffer)))
644 (nnbabyl-read-mbox))
645 (set-buffer nnbabyl-mbox-buffer)
646 (goto-char (point-min))
647 (while (re-search-forward "^X-Gnus-Newsgroup: \\([^ ]+\\) " nil t)
648 (if (intern-soft (setq id (match-string 1)) idents)
649 (progn
650 (delete-region (progn (beginning-of-line) (point))
651 (progn (forward-line 1) (point)))
652 (nnheader-message 7 "Moving %s..." id)
653 (nnbabyl-save-mail
654 (nnmail-article-group 'nnbabyl-active-number)))
655 (intern id idents)))
656 (when (buffer-modified-p (current-buffer))
657 (save-buffer))
658 (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)
659 (nnheader-message 5 ""))))
661 (provide 'nnbabyl)
663 ;;; nnbabyl.el ends here