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eec82323 | 1 | ;;; nnbabyl.el --- rmail mbox access for Gnus |
16409b0b | 2 | |
e84b4b86 | 3 | ;; Copyright (C) 1995, 1996, 1997, 1998, 1099, 2000, 2001, 2002, 2003, |
88e6695f | 4 | ;; 2004, 2005, 2006 Free Software Foundation, Inc. |
eec82323 | 5 | |
6748645f | 6 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> |
23f87bed | 7 | ;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet> |
eec82323 LMI |
8 | ;; Keywords: news, mail |
9 | ||
10 | ;; This file is part of GNU Emacs. | |
11 | ||
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. | |
16 | ||
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. | |
21 | ||
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 | |
3a35cf56 LK |
24 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
25 | ;; Boston, MA 02110-1301, USA. | |
eec82323 LMI |
26 | |
27 | ;;; Commentary: | |
28 | ||
29 | ;; For an overview of what the interface functions do, please see the | |
30 | ;; Gnus sources. | |
31 | ||
32 | ;;; Code: | |
33 | ||
34 | (require 'nnheader) | |
6748645f LMI |
35 | (condition-case nil |
36 | (require 'rmail) | |
16409b0b GM |
37 | (t (nnheader-message |
38 | 5 "Ignore rmail errors from this file, you don't have rmail"))) | |
eec82323 LMI |
39 | (require 'nnmail) |
40 | (require 'nnoo) | |
41 | (eval-when-compile (require 'cl)) | |
42 | ||
43 | (nnoo-declare nnbabyl) | |
44 | ||
45 | (defvoo nnbabyl-mbox-file (expand-file-name "~/RMAIL") | |
46 | "The name of the rmail box file in the users home directory.") | |
47 | ||
48 | (defvoo nnbabyl-active-file (expand-file-name "~/.rmail-active") | |
49 | "The name of the active file for the rmail box.") | |
50 | ||
51 | (defvoo nnbabyl-get-new-mail t | |
52 | "If non-nil, nnbabyl will check the incoming mail file and split the mail.") | |
53 | ||
23f87bed | 54 | |
eec82323 LMI |
55 | (defvoo nnbabyl-prepare-save-mail-hook nil |
56 | "Hook run narrowed to an article before saving.") | |
57 | ||
58 | \f | |
59 | ||
60 | (defvar nnbabyl-mail-delimiter "\^_") | |
61 | ||
62 | (defconst nnbabyl-version "nnbabyl 1.0" | |
63 | "nnbabyl version.") | |
64 | ||
65 | (defvoo nnbabyl-mbox-buffer nil) | |
66 | (defvoo nnbabyl-current-group nil) | |
67 | (defvoo nnbabyl-status-string "") | |
68 | (defvoo nnbabyl-group-alist nil) | |
69 | (defvoo nnbabyl-active-timestamp nil) | |
70 | ||
71 | (defvoo nnbabyl-previous-buffer-mode nil) | |
72 | ||
73 | (eval-and-compile | |
74 | (autoload 'gnus-set-text-properties "gnus-ems")) | |
75 | ||
76 | \f | |
77 | ||
78 | ;;; Interface functions | |
79 | ||
80 | (nnoo-define-basics nnbabyl) | |
81 | ||
82 | (deffoo nnbabyl-retrieve-headers (articles &optional group server fetch-old) | |
83 | (save-excursion | |
84 | (set-buffer nntp-server-buffer) | |
85 | (erase-buffer) | |
86 | (let ((number (length articles)) | |
87 | (count 0) | |
88 | (delim (concat "^" nnbabyl-mail-delimiter)) | |
89 | article art-string start stop) | |
90 | (nnbabyl-possibly-change-newsgroup group server) | |
91 | (while (setq article (pop articles)) | |
92 | (setq art-string (nnbabyl-article-string article)) | |
93 | (set-buffer nnbabyl-mbox-buffer) | |
94 | (end-of-line) | |
95 | (when (or (search-forward art-string nil t) | |
96 | (search-backward art-string nil t)) | |
97 | (unless (re-search-backward delim nil t) | |
98 | (goto-char (point-min))) | |
99 | (while (and (not (looking-at ".+:")) | |
100 | (zerop (forward-line 1)))) | |
101 | (setq start (point)) | |
102 | (search-forward "\n\n" nil t) | |
103 | (setq stop (1- (point))) | |
104 | (set-buffer nntp-server-buffer) | |
105 | (insert "221 ") | |
106 | (princ article (current-buffer)) | |
107 | (insert " Article retrieved.\n") | |
108 | (insert-buffer-substring nnbabyl-mbox-buffer start stop) | |
109 | (goto-char (point-max)) | |
110 | (insert ".\n")) | |
111 | (and (numberp nnmail-large-newsgroup) | |
112 | (> number nnmail-large-newsgroup) | |
113 | (zerop (% (incf count) 20)) | |
114 | (nnheader-message 5 "nnbabyl: Receiving headers... %d%%" | |
115 | (/ (* count 100) number)))) | |
116 | ||
117 | (and (numberp nnmail-large-newsgroup) | |
118 | (> number nnmail-large-newsgroup) | |
119 | (nnheader-message 5 "nnbabyl: Receiving headers...done")) | |
120 | ||
121 | (set-buffer nntp-server-buffer) | |
122 | (nnheader-fold-continuation-lines) | |
123 | 'headers))) | |
124 | ||
125 | (deffoo nnbabyl-open-server (server &optional defs) | |
126 | (nnoo-change-server 'nnbabyl server defs) | |
127 | (nnbabyl-create-mbox) | |
128 | (cond | |
129 | ((not (file-exists-p nnbabyl-mbox-file)) | |
130 | (nnbabyl-close-server) | |
131 | (nnheader-report 'nnbabyl "No such file: %s" nnbabyl-mbox-file)) | |
132 | ((file-directory-p nnbabyl-mbox-file) | |
133 | (nnbabyl-close-server) | |
134 | (nnheader-report 'nnbabyl "Not a regular file: %s" nnbabyl-mbox-file)) | |
135 | (t | |
136 | (nnheader-report 'nnbabyl "Opened server %s using mbox %s" server | |
137 | nnbabyl-mbox-file) | |
138 | t))) | |
139 | ||
140 | (deffoo nnbabyl-close-server (&optional server) | |
141 | ;; Restore buffer mode. | |
142 | (when (and (nnbabyl-server-opened) | |
143 | nnbabyl-previous-buffer-mode) | |
144 | (save-excursion | |
145 | (set-buffer nnbabyl-mbox-buffer) | |
146 | (narrow-to-region | |
147 | (caar nnbabyl-previous-buffer-mode) | |
148 | (cdar nnbabyl-previous-buffer-mode)) | |
149 | (funcall (cdr nnbabyl-previous-buffer-mode)))) | |
150 | (nnoo-close-server 'nnbabyl server) | |
151 | (setq nnbabyl-mbox-buffer nil) | |
152 | t) | |
153 | ||
154 | (deffoo nnbabyl-server-opened (&optional server) | |
155 | (and (nnoo-current-server-p 'nnbabyl server) | |
156 | nnbabyl-mbox-buffer | |
157 | (buffer-name nnbabyl-mbox-buffer) | |
158 | nntp-server-buffer | |
159 | (buffer-name nntp-server-buffer))) | |
160 | ||
161 | (deffoo nnbabyl-request-article (article &optional newsgroup server buffer) | |
162 | (nnbabyl-possibly-change-newsgroup newsgroup server) | |
163 | (save-excursion | |
164 | (set-buffer nnbabyl-mbox-buffer) | |
165 | (goto-char (point-min)) | |
166 | (when (search-forward (nnbabyl-article-string article) nil t) | |
167 | (let (start stop summary-line) | |
168 | (unless (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t) | |
169 | (goto-char (point-min)) | |
170 | (end-of-line)) | |
171 | (while (and (not (looking-at ".+:")) | |
172 | (zerop (forward-line 1)))) | |
173 | (setq start (point)) | |
174 | (or (when (re-search-forward | |
175 | (concat "^" nnbabyl-mail-delimiter) nil t) | |
176 | (beginning-of-line) | |
177 | t) | |
178 | (goto-char (point-max))) | |
179 | (setq stop (point)) | |
180 | (let ((nntp-server-buffer (or buffer nntp-server-buffer))) | |
181 | (set-buffer nntp-server-buffer) | |
182 | (erase-buffer) | |
183 | (insert-buffer-substring nnbabyl-mbox-buffer start stop) | |
184 | (goto-char (point-min)) | |
185 | ;; If there is an EOOH header, then we have to remove some | |
186 | ;; duplicated headers. | |
187 | (setq summary-line (looking-at "Summary-line:")) | |
188 | (when (search-forward "\n*** EOOH ***" nil t) | |
189 | (if summary-line | |
190 | ;; The headers to be deleted are located before the | |
191 | ;; EOOH line... | |
192 | (delete-region (point-min) (progn (forward-line 1) | |
193 | (point))) | |
194 | ;; ...or after. | |
195 | (delete-region (progn (beginning-of-line) (point)) | |
196 | (or (search-forward "\n\n" nil t) | |
197 | (point))))) | |
198 | (if (numberp article) | |
199 | (cons nnbabyl-current-group article) | |
200 | (nnbabyl-article-group-number))))))) | |
201 | ||
202 | (deffoo nnbabyl-request-group (group &optional server dont-check) | |
203 | (let ((active (cadr (assoc group nnbabyl-group-alist)))) | |
204 | (save-excursion | |
205 | (cond | |
206 | ((or (null active) | |
207 | (null (nnbabyl-possibly-change-newsgroup group server))) | |
208 | (nnheader-report 'nnbabyl "No such group: %s" group)) | |
209 | (dont-check | |
210 | (nnheader-report 'nnbabyl "Selected group %s" group) | |
211 | (nnheader-insert "")) | |
212 | (t | |
213 | (nnheader-report 'nnbabyl "Selected group %s" group) | |
214 | (nnheader-insert "211 %d %d %d %s\n" | |
215 | (1+ (- (cdr active) (car active))) | |
216 | (car active) (cdr active) group)))))) | |
217 | ||
218 | (deffoo nnbabyl-request-scan (&optional group server) | |
219 | (nnbabyl-possibly-change-newsgroup group server) | |
220 | (nnbabyl-read-mbox) | |
221 | (nnmail-get-new-mail | |
222 | 'nnbabyl | |
223 | (lambda () | |
224 | (save-excursion | |
225 | (set-buffer nnbabyl-mbox-buffer) | |
226 | (save-buffer))) | |
227 | (file-name-directory nnbabyl-mbox-file) | |
228 | group | |
229 | (lambda () | |
230 | (save-excursion | |
231 | (let ((in-buf (current-buffer))) | |
232 | (goto-char (point-min)) | |
233 | (while (search-forward "\n\^_\n" nil t) | |
234 | (delete-char -1)) | |
235 | (set-buffer nnbabyl-mbox-buffer) | |
236 | (goto-char (point-max)) | |
237 | (search-backward "\n\^_" nil t) | |
238 | (goto-char (match-end 0)) | |
239 | (insert-buffer-substring in-buf))) | |
240 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)))) | |
241 | ||
242 | (deffoo nnbabyl-close-group (group &optional server) | |
243 | t) | |
244 | ||
245 | (deffoo nnbabyl-request-create-group (group &optional server args) | |
246 | (nnmail-activate 'nnbabyl) | |
247 | (unless (assoc group nnbabyl-group-alist) | |
248 | (push (list group (cons 1 0)) | |
6748645f | 249 | nnbabyl-group-alist) |
eec82323 LMI |
250 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)) |
251 | t) | |
252 | ||
253 | (deffoo nnbabyl-request-list (&optional server) | |
254 | (save-excursion | |
255 | (nnmail-find-file nnbabyl-active-file) | |
256 | (setq nnbabyl-group-alist (nnmail-get-active)) | |
257 | t)) | |
258 | ||
259 | (deffoo nnbabyl-request-newgroups (date &optional server) | |
260 | (nnbabyl-request-list server)) | |
261 | ||
262 | (deffoo nnbabyl-request-list-newsgroups (&optional server) | |
263 | (nnheader-report 'nnbabyl "nnbabyl: LIST NEWSGROUPS is not implemented.")) | |
264 | ||
265 | (deffoo nnbabyl-request-expire-articles | |
16409b0b | 266 | (articles newsgroup &optional server force) |
eec82323 LMI |
267 | (nnbabyl-possibly-change-newsgroup newsgroup server) |
268 | (let* ((is-old t) | |
269 | rest) | |
270 | (nnmail-activate 'nnbabyl) | |
271 | ||
272 | (save-excursion | |
273 | (set-buffer nnbabyl-mbox-buffer) | |
274 | (gnus-set-text-properties (point-min) (point-max) nil) | |
275 | (while (and articles is-old) | |
276 | (goto-char (point-min)) | |
277 | (when (search-forward (nnbabyl-article-string (car articles)) nil t) | |
278 | (if (setq is-old | |
279 | (nnmail-expired-article-p | |
280 | newsgroup | |
281 | (buffer-substring | |
282 | (point) (progn (end-of-line) (point))) force)) | |
283 | (progn | |
0d972486 SZ |
284 | (unless (eq nnmail-expiry-target 'delete) |
285 | (with-temp-buffer | |
a1506d29 JB |
286 | (nnbabyl-request-article (car articles) |
287 | newsgroup server | |
0d972486 SZ |
288 | (current-buffer)) |
289 | (let ((nnml-current-directory nil)) | |
290 | (nnmail-expiry-target-group | |
23f87bed MB |
291 | nnmail-expiry-target newsgroup))) |
292 | (nnbabyl-possibly-change-newsgroup newsgroup server)) | |
eec82323 LMI |
293 | (nnheader-message 5 "Deleting article %d in %s..." |
294 | (car articles) newsgroup) | |
295 | (nnbabyl-delete-mail)) | |
296 | (push (car articles) rest))) | |
297 | (setq articles (cdr articles))) | |
298 | (save-buffer) | |
299 | ;; Find the lowest active article in this group. | |
300 | (let ((active (nth 1 (assoc newsgroup nnbabyl-group-alist)))) | |
301 | (goto-char (point-min)) | |
302 | (while (and (not (search-forward | |
303 | (nnbabyl-article-string (car active)) nil t)) | |
304 | (<= (car active) (cdr active))) | |
305 | (setcar active (1+ (car active))) | |
306 | (goto-char (point-min)))) | |
307 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file) | |
308 | (nconc rest articles)))) | |
309 | ||
310 | (deffoo nnbabyl-request-move-article | |
16409b0b | 311 | (article group server accept-form &optional last) |
eec82323 LMI |
312 | (let ((buf (get-buffer-create " *nnbabyl move*")) |
313 | result) | |
314 | (and | |
315 | (nnbabyl-request-article article group server) | |
316 | (save-excursion | |
317 | (set-buffer buf) | |
318 | (insert-buffer-substring nntp-server-buffer) | |
319 | (goto-char (point-min)) | |
320 | (while (re-search-forward | |
321 | "^X-Gnus-Newsgroup:" | |
322 | (save-excursion (search-forward "\n\n" nil t) (point)) t) | |
323 | (delete-region (progn (beginning-of-line) (point)) | |
324 | (progn (forward-line 1) (point)))) | |
325 | (setq result (eval accept-form)) | |
326 | (kill-buffer (current-buffer)) | |
327 | result) | |
328 | (save-excursion | |
329 | (nnbabyl-possibly-change-newsgroup group server) | |
330 | (set-buffer nnbabyl-mbox-buffer) | |
331 | (goto-char (point-min)) | |
332 | (if (search-forward (nnbabyl-article-string article) nil t) | |
333 | (nnbabyl-delete-mail)) | |
334 | (and last (save-buffer)))) | |
335 | result)) | |
336 | ||
337 | (deffoo nnbabyl-request-accept-article (group &optional server last) | |
338 | (nnbabyl-possibly-change-newsgroup group server) | |
339 | (nnmail-check-syntax) | |
340 | (let ((buf (current-buffer)) | |
341 | result beg) | |
342 | (and | |
343 | (nnmail-activate 'nnbabyl) | |
344 | (save-excursion | |
345 | (goto-char (point-min)) | |
346 | (search-forward "\n\n" nil t) | |
347 | (forward-line -1) | |
348 | (save-excursion | |
349 | (while (re-search-backward "^X-Gnus-Newsgroup: " beg t) | |
350 | (delete-region (point) (progn (forward-line 1) (point))))) | |
351 | (when nnmail-cache-accepted-message-ids | |
23f87bed MB |
352 | (nnmail-cache-insert (nnmail-fetch-field "message-id") |
353 | group | |
354 | (nnmail-fetch-field "subject") | |
355 | (nnmail-fetch-field "from"))) | |
eec82323 LMI |
356 | (setq result |
357 | (if (stringp group) | |
358 | (list (cons group (nnbabyl-active-number group))) | |
359 | (nnmail-article-group 'nnbabyl-active-number))) | |
360 | (if (and (null result) | |
361 | (yes-or-no-p "Moved to `junk' group; delete article? ")) | |
362 | (setq result 'junk) | |
363 | (setq result (car (nnbabyl-save-mail result)))) | |
364 | (set-buffer nnbabyl-mbox-buffer) | |
365 | (goto-char (point-max)) | |
366 | (search-backward "\n\^_") | |
367 | (goto-char (match-end 0)) | |
368 | (insert-buffer-substring buf) | |
369 | (when last | |
370 | (when nnmail-cache-accepted-message-ids | |
23f87bed MB |
371 | (nnmail-cache-insert (nnmail-fetch-field "message-id") |
372 | group | |
373 | (nnmail-fetch-field "subject") | |
374 | (nnmail-fetch-field "from"))) | |
eec82323 LMI |
375 | (save-buffer) |
376 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file)) | |
377 | result)))) | |
378 | ||
379 | (deffoo nnbabyl-request-replace-article (article group buffer) | |
380 | (nnbabyl-possibly-change-newsgroup group) | |
381 | (save-excursion | |
382 | (set-buffer nnbabyl-mbox-buffer) | |
383 | (goto-char (point-min)) | |
384 | (if (not (search-forward (nnbabyl-article-string article) nil t)) | |
385 | nil | |
386 | (nnbabyl-delete-mail t t) | |
387 | (insert-buffer-substring buffer) | |
388 | (save-buffer) | |
389 | t))) | |
390 | ||
391 | (deffoo nnbabyl-request-delete-group (group &optional force server) | |
392 | (nnbabyl-possibly-change-newsgroup group server) | |
393 | ;; Delete all articles in GROUP. | |
394 | (if (not force) | |
395 | () ; Don't delete the articles. | |
396 | (save-excursion | |
397 | (set-buffer nnbabyl-mbox-buffer) | |
398 | (goto-char (point-min)) | |
399 | ;; Delete all articles in this group. | |
400 | (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":")) | |
401 | found) | |
402 | (while (search-forward ident nil t) | |
403 | (setq found t) | |
404 | (nnbabyl-delete-mail)) | |
405 | (when found | |
406 | (save-buffer))))) | |
407 | ;; Remove the group from all structures. | |
408 | (setq nnbabyl-group-alist | |
409 | (delq (assoc group nnbabyl-group-alist) nnbabyl-group-alist) | |
410 | nnbabyl-current-group nil) | |
411 | ;; Save the active file. | |
412 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file) | |
413 | t) | |
414 | ||
415 | (deffoo nnbabyl-request-rename-group (group new-name &optional server) | |
416 | (nnbabyl-possibly-change-newsgroup group server) | |
417 | (save-excursion | |
418 | (set-buffer nnbabyl-mbox-buffer) | |
419 | (goto-char (point-min)) | |
420 | (let ((ident (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":")) | |
421 | (new-ident (concat "\nX-Gnus-Newsgroup: " new-name ":")) | |
422 | found) | |
423 | (while (search-forward ident nil t) | |
424 | (replace-match new-ident t t) | |
425 | (setq found t)) | |
426 | (when found | |
427 | (save-buffer)))) | |
428 | (let ((entry (assoc group nnbabyl-group-alist))) | |
429 | (and entry (setcar entry new-name)) | |
430 | (setq nnbabyl-current-group nil) | |
431 | ;; Save the new group alist. | |
432 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file) | |
433 | t)) | |
434 | ||
435 | \f | |
436 | ;;; Internal functions. | |
437 | ||
438 | ;; If FORCE, delete article no matter how many X-Gnus-Newsgroup | |
439 | ;; headers there are. If LEAVE-DELIM, don't delete the Unix mbox | |
440 | ;; delimiter line. | |
441 | (defun nnbabyl-delete-mail (&optional force leave-delim) | |
442 | ;; Delete the current X-Gnus-Newsgroup line. | |
443 | (unless force | |
444 | (delete-region | |
445 | (progn (beginning-of-line) (point)) | |
446 | (progn (forward-line 1) (point)))) | |
447 | ;; Beginning of the article. | |
448 | (save-excursion | |
449 | (save-restriction | |
450 | (widen) | |
451 | (narrow-to-region | |
452 | (save-excursion | |
16409b0b GM |
453 | (unless (re-search-backward (concat "^" nnbabyl-mail-delimiter) nil t) |
454 | (goto-char (point-min)) | |
455 | (end-of-line)) | |
eec82323 LMI |
456 | (if leave-delim (progn (forward-line 1) (point)) |
457 | (match-beginning 0))) | |
458 | (progn | |
459 | (forward-line 1) | |
460 | (or (and (re-search-forward (concat "^" nnbabyl-mail-delimiter) | |
461 | nil t) | |
462 | (match-beginning 0)) | |
463 | (point-max)))) | |
464 | (goto-char (point-min)) | |
465 | ;; Only delete the article if no other groups owns it as well. | |
466 | (when (or force (not (re-search-forward "^X-Gnus-Newsgroup: " nil t))) | |
467 | (delete-region (point-min) (point-max)))))) | |
468 | ||
469 | (defun nnbabyl-possibly-change-newsgroup (newsgroup &optional server) | |
470 | (when (and server | |
471 | (not (nnbabyl-server-opened server))) | |
472 | (nnbabyl-open-server server)) | |
473 | (when (or (not nnbabyl-mbox-buffer) | |
474 | (not (buffer-name nnbabyl-mbox-buffer))) | |
475 | (save-excursion (nnbabyl-read-mbox))) | |
476 | (unless nnbabyl-group-alist | |
477 | (nnmail-activate 'nnbabyl)) | |
478 | (if newsgroup | |
479 | (if (assoc newsgroup nnbabyl-group-alist) | |
480 | (setq nnbabyl-current-group newsgroup) | |
481 | (nnheader-report 'nnbabyl "No such group in file")) | |
482 | t)) | |
483 | ||
484 | (defun nnbabyl-article-string (article) | |
485 | (if (numberp article) | |
486 | (concat "\nX-Gnus-Newsgroup: " nnbabyl-current-group ":" | |
487 | (int-to-string article) " ") | |
488 | (concat "\nMessage-ID: " article))) | |
489 | ||
490 | (defun nnbabyl-article-group-number () | |
491 | (save-excursion | |
492 | (goto-char (point-min)) | |
493 | (when (re-search-forward "^X-Gnus-Newsgroup: +\\([^:]+\\):\\([0-9]+\\) " | |
494 | nil t) | |
495 | (cons (buffer-substring (match-beginning 1) (match-end 1)) | |
e9bd5782 | 496 | (string-to-number |
eec82323 LMI |
497 | (buffer-substring (match-beginning 2) (match-end 2))))))) |
498 | ||
499 | (defun nnbabyl-insert-lines () | |
500 | "Insert how many lines and chars there are in the body of the mail." | |
501 | (let (lines chars) | |
502 | (save-excursion | |
503 | (goto-char (point-min)) | |
504 | (when (search-forward "\n\n" nil t) | |
505 | ;; There may be an EOOH line here... | |
506 | (when (looking-at "\\*\\*\\* EOOH \\*\\*\\*") | |
507 | (search-forward "\n\n" nil t)) | |
508 | (setq chars (- (point-max) (point)) | |
509 | lines (max (- (count-lines (point) (point-max)) 1) 0)) | |
510 | ;; Move back to the end of the headers. | |
511 | (goto-char (point-min)) | |
512 | (search-forward "\n\n" nil t) | |
513 | (forward-char -1) | |
514 | (save-excursion | |
515 | (when (re-search-backward "^Lines: " nil t) | |
516 | (delete-region (point) (progn (forward-line 1) (point))))) | |
517 | (insert (format "Lines: %d\n" lines)) | |
518 | chars)))) | |
519 | ||
520 | (defun nnbabyl-save-mail (group-art) | |
521 | ;; Called narrowed to an article. | |
522 | (nnbabyl-insert-lines) | |
523 | (nnmail-insert-xref group-art) | |
524 | (nnbabyl-insert-newsgroup-line group-art) | |
525 | (run-hooks 'nnbabyl-prepare-save-mail-hook) | |
526 | group-art) | |
527 | ||
528 | (defun nnbabyl-insert-newsgroup-line (group-art) | |
529 | (save-excursion | |
530 | (goto-char (point-min)) | |
531 | (while (looking-at "From ") | |
532 | (replace-match "Mail-from: From " t t) | |
533 | (forward-line 1)) | |
534 | ;; If there is a C-l at the beginning of the narrowed region, this | |
535 | ;; isn't really a "save", but rather a "scan". | |
536 | (goto-char (point-min)) | |
537 | (unless (looking-at "\^L") | |
538 | (save-excursion | |
539 | (insert "\^L\n0, unseen,,\n*** EOOH ***\n") | |
540 | (goto-char (point-max)) | |
541 | (insert "\^_\n"))) | |
542 | (when (search-forward "\n\n" nil t) | |
543 | (forward-char -1) | |
544 | (while group-art | |
545 | (insert (format "X-Gnus-Newsgroup: %s:%d %s\n" | |
546 | (caar group-art) (cdar group-art) | |
547 | (current-time-string))) | |
548 | (setq group-art (cdr group-art)))) | |
549 | t)) | |
550 | ||
551 | (defun nnbabyl-active-number (group) | |
552 | ;; Find the next article number in GROUP. | |
553 | (let ((active (cadr (assoc group nnbabyl-group-alist)))) | |
554 | (if active | |
555 | (setcdr active (1+ (cdr active))) | |
556 | ;; This group is new, so we create a new entry for it. | |
557 | ;; This might be a bit naughty... creating groups on the drop of | |
558 | ;; a hat, but I don't know... | |
559 | (push (list group (setq active (cons 1 1))) | |
560 | nnbabyl-group-alist)) | |
561 | (cdr active))) | |
562 | ||
563 | (defun nnbabyl-create-mbox () | |
564 | (unless (file-exists-p nnbabyl-mbox-file) | |
565 | ;; Create a new, empty RMAIL mbox file. | |
566 | (save-excursion | |
567 | (set-buffer (setq nnbabyl-mbox-buffer | |
568 | (create-file-buffer nnbabyl-mbox-file))) | |
569 | (setq buffer-file-name nnbabyl-mbox-file) | |
570 | (insert "BABYL OPTIONS:\n\n\^_") | |
571 | (nnmail-write-region | |
572 | (point-min) (point-max) nnbabyl-mbox-file t 'nomesg)))) | |
573 | ||
574 | (defun nnbabyl-read-mbox () | |
575 | (nnmail-activate 'nnbabyl) | |
576 | (nnbabyl-create-mbox) | |
577 | ||
578 | (unless (and nnbabyl-mbox-buffer | |
16409b0b GM |
579 | (buffer-name nnbabyl-mbox-buffer) |
580 | (save-excursion | |
581 | (set-buffer nnbabyl-mbox-buffer) | |
582 | (= (buffer-size) (nnheader-file-size nnbabyl-mbox-file)))) | |
eec82323 LMI |
583 | ;; This buffer has changed since we read it last. Possibly. |
584 | (save-excursion | |
585 | (let ((delim (concat "^" nnbabyl-mail-delimiter)) | |
586 | (alist nnbabyl-group-alist) | |
587 | start end number) | |
588 | (set-buffer (setq nnbabyl-mbox-buffer | |
589 | (nnheader-find-file-noselect | |
16409b0b | 590 | nnbabyl-mbox-file nil t))) |
eec82323 LMI |
591 | ;; Save previous buffer mode. |
592 | (setq nnbabyl-previous-buffer-mode | |
593 | (cons (cons (point-min) (point-max)) | |
594 | major-mode)) | |
595 | ||
16409b0b | 596 | (buffer-disable-undo) |
eec82323 LMI |
597 | (widen) |
598 | (setq buffer-read-only nil) | |
599 | (fundamental-mode) | |
600 | ||
601 | ;; Go through the group alist and compare against | |
602 | ;; the rmail file. | |
603 | (while alist | |
604 | (goto-char (point-max)) | |
605 | (when (and (re-search-backward | |
606 | (format "^X-Gnus-Newsgroup: %s:\\([0-9]+\\) " | |
607 | (caar alist)) | |
608 | nil t) | |
609 | (> (setq number | |
610 | (string-to-number | |
611 | (buffer-substring | |
612 | (match-beginning 1) (match-end 1)))) | |
613 | (cdadar alist))) | |
614 | (setcdr (cadar alist) number)) | |
615 | (setq alist (cdr alist))) | |
616 | ||
617 | ;; We go through the mbox and make sure that each and | |
618 | ;; every mail belongs to some group or other. | |
619 | (goto-char (point-min)) | |
620 | (if (looking-at "\^L") | |
621 | (setq start (point)) | |
622 | (re-search-forward delim nil t) | |
623 | (setq start (match-end 0))) | |
624 | (while (re-search-forward delim nil t) | |
625 | (setq end (match-end 0)) | |
626 | (unless (search-backward "\nX-Gnus-Newsgroup: " start t) | |
627 | (goto-char end) | |
628 | (save-excursion | |
629 | (save-restriction | |
630 | (narrow-to-region (goto-char start) end) | |
631 | (nnbabyl-save-mail | |
632 | (nnmail-article-group 'nnbabyl-active-number)) | |
633 | (setq end (point-max))))) | |
634 | (goto-char (setq start end))) | |
635 | (when (buffer-modified-p (current-buffer)) | |
636 | (save-buffer)) | |
637 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file))))) | |
638 | ||
639 | (defun nnbabyl-remove-incoming-delims () | |
640 | (goto-char (point-min)) | |
641 | (while (search-forward "\^_" nil t) | |
642 | (replace-match "?" t t))) | |
643 | ||
644 | (defun nnbabyl-check-mbox () | |
645 | "Go through the nnbabyl mbox and make sure that no article numbers are reused." | |
646 | (interactive) | |
647 | (let ((idents (make-vector 1000 0)) | |
648 | id) | |
649 | (save-excursion | |
650 | (when (or (not nnbabyl-mbox-buffer) | |
651 | (not (buffer-name nnbabyl-mbox-buffer))) | |
652 | (nnbabyl-read-mbox)) | |
653 | (set-buffer nnbabyl-mbox-buffer) | |
654 | (goto-char (point-min)) | |
655 | (while (re-search-forward "^X-Gnus-Newsgroup: \\([^ ]+\\) " nil t) | |
656 | (if (intern-soft (setq id (match-string 1)) idents) | |
657 | (progn | |
658 | (delete-region (progn (beginning-of-line) (point)) | |
659 | (progn (forward-line 1) (point))) | |
660 | (nnheader-message 7 "Moving %s..." id) | |
661 | (nnbabyl-save-mail | |
662 | (nnmail-article-group 'nnbabyl-active-number))) | |
663 | (intern id idents))) | |
664 | (when (buffer-modified-p (current-buffer)) | |
665 | (save-buffer)) | |
666 | (nnmail-save-active nnbabyl-group-alist nnbabyl-active-file) | |
6748645f | 667 | (nnheader-message 5 "")))) |
eec82323 LMI |
668 | |
669 | (provide 'nnbabyl) | |
670 | ||
ab5796a9 | 671 | ;;; arch-tag: aa7ddedb-8c07-4c0e-beb0-58e795c2b81b |
eec82323 | 672 | ;;; nnbabyl.el ends here |