| 1 | ;;; nnbabyl.el --- rmail mbox access for Gnus |
| 2 | |
| 3 | ;; Copyright (C) 1995, 1996, 1997, 1998, 1099, 2000 |
| 4 | ;; Free Software Foundation, Inc. |
| 5 | |
| 6 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> |
| 7 | ;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet> |
| 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 |
| 24 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 25 | ;; Boston, MA 02111-1307, USA. |
| 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) |
| 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)) |
| 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 | |
| 54 | (defvoo nnbabyl-prepare-save-mail-hook nil |
| 55 | "Hook run narrowed to an article before saving.") |
| 56 | |
| 57 | \f |
| 58 | |
| 59 | (defvar nnbabyl-mail-delimiter "\^_") |
| 60 | |
| 61 | (defconst nnbabyl-version "nnbabyl 1.0" |
| 62 | "nnbabyl version.") |
| 63 | |
| 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) |
| 69 | |
| 70 | (defvoo nnbabyl-previous-buffer-mode nil) |
| 71 | |
| 72 | (eval-and-compile |
| 73 | (autoload 'gnus-set-text-properties "gnus-ems")) |
| 74 | |
| 75 | \f |
| 76 | |
| 77 | ;;; Interface functions |
| 78 | |
| 79 | (nnoo-define-basics nnbabyl) |
| 80 | |
| 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)))) |
| 115 | |
| 116 | (and (numberp nnmail-large-newsgroup) |
| 117 | (> number nnmail-large-newsgroup) |
| 118 | (nnheader-message 5 "nnbabyl: Receiving headers...done")) |
| 119 | |
| 120 | (set-buffer nntp-server-buffer) |
| 121 | (nnheader-fold-continuation-lines) |
| 122 | 'headers))) |
| 123 | |
| 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)) |
| 134 | (t |
| 135 | (nnheader-report 'nnbabyl "Opened server %s using mbox %s" server |
| 136 | nnbabyl-mbox-file) |
| 137 | t))) |
| 138 | |
| 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) |
| 151 | t) |
| 152 | |
| 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))) |
| 159 | |
| 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) |
| 176 | t) |
| 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))))))) |
| 200 | |
| 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 "")) |
| 211 | (t |
| 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)))))) |
| 216 | |
| 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)))) |
| 240 | |
| 241 | (deffoo nnbabyl-close-group (group &optional server) |
| 242 | t) |
| 243 | |
| 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)) |
| 250 | t) |
| 251 | |
| 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)) |
| 256 | t)) |
| 257 | |
| 258 | (deffoo nnbabyl-request-newgroups (date &optional server) |
| 259 | (nnbabyl-request-list server)) |
| 260 | |
| 261 | (deffoo nnbabyl-request-list-newsgroups (&optional server) |
| 262 | (nnheader-report 'nnbabyl "nnbabyl: LIST NEWSGROUPS is not implemented.")) |
| 263 | |
| 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) |
| 270 | |
| 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)))) |
| 299 | |
| 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)) |
| 326 | |
| 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)))) |
| 362 | |
| 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)) |
| 369 | nil |
| 370 | (nnbabyl-delete-mail t t) |
| 371 | (insert-buffer-substring buffer) |
| 372 | (save-buffer) |
| 373 | t))) |
| 374 | |
| 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) |
| 397 | t) |
| 398 | |
| 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) |
| 417 | t)) |
| 418 | |
| 419 | \f |
| 420 | ;;; Internal functions. |
| 421 | |
| 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)))))) |
| 452 | |
| 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")) |
| 466 | t)) |
| 467 | |
| 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))) |
| 473 | |
| 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))))))) |
| 482 | |
| 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)))) |
| 503 | |
| 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) |
| 511 | |
| 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)))) |
| 533 | t)) |
| 534 | |
| 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))) |
| 546 | |
| 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)))) |
| 557 | |
| 558 | (defun nnbabyl-read-mbox () |
| 559 | (nnmail-activate 'nnbabyl) |
| 560 | (nnbabyl-create-mbox) |
| 561 | |
| 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)) |
| 579 | |
| 580 | (buffer-disable-undo) |
| 581 | (widen) |
| 582 | (setq buffer-read-only nil) |
| 583 | (fundamental-mode) |
| 584 | |
| 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))) |
| 600 | |
| 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))))) |
| 622 | |
| 623 | (defun nnbabyl-remove-incoming-delims () |
| 624 | (goto-char (point-min)) |
| 625 | (while (search-forward "\^_" nil t) |
| 626 | (replace-match "?" t t))) |
| 627 | |
| 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)) |
| 632 | id) |
| 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 "")))) |
| 652 | |
| 653 | (provide 'nnbabyl) |
| 654 | |
| 655 | ;;; nnbabyl.el ends here |