Mercurial > hg > xemacs-beta
comparison lisp/gnus/nnsoup.el @ 0:376386a54a3c r19-14
Import from CVS: tag r19-14
| author | cvs |
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| date | Mon, 13 Aug 2007 08:45:50 +0200 |
| parents | |
| children | 0293115a14e9 |
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| -1:000000000000 | 0:376386a54a3c |
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| 1 ;;; nnsoup.el --- SOUP access for Gnus | |
| 2 ;; Copyright (C) 1995,96 Free Software Foundation, Inc. | |
| 3 | |
| 4 ;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no> | |
| 5 ;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet> | |
| 6 ;; Keywords: news, mail | |
| 7 | |
| 8 ;; This file is part of GNU Emacs. | |
| 9 | |
| 10 ;; GNU Emacs is free software; you can redistribute it and/or modify | |
| 11 ;; it under the terms of the GNU General Public License as published by | |
| 12 ;; the Free Software Foundation; either version 2, or (at your option) | |
| 13 ;; any later version. | |
| 14 | |
| 15 ;; GNU Emacs is distributed in the hope that it will be useful, | |
| 16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 18 ;; GNU General Public License for more details. | |
| 19 | |
| 20 ;; You should have received a copy of the GNU General Public License | |
| 21 ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
| 22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 23 ;; Boston, MA 02111-1307, USA. | |
| 24 | |
| 25 ;;; Commentary: | |
| 26 | |
| 27 ;;; Code: | |
| 28 | |
| 29 (require 'nnheader) | |
| 30 (require 'nnmail) | |
| 31 (require 'gnus-soup) | |
| 32 (require 'gnus-msg) | |
| 33 (require 'nnoo) | |
| 34 (eval-when-compile (require 'cl)) | |
| 35 | |
| 36 (nnoo-declare nnsoup) | |
| 37 | |
| 38 (defvoo nnsoup-directory "~/SOUP/" | |
| 39 "*SOUP packet directory.") | |
| 40 | |
| 41 (defvoo nnsoup-tmp-directory "/tmp/" | |
| 42 "*Where nnsoup will store temporary files.") | |
| 43 | |
| 44 (defvoo nnsoup-replies-directory (concat nnsoup-directory "replies/") | |
| 45 "*Directory where outgoing packets will be composed.") | |
| 46 | |
| 47 (defvoo nnsoup-replies-format-type ?n | |
| 48 "*Format of the replies packages.") | |
| 49 | |
| 50 (defvoo nnsoup-replies-index-type ?n | |
| 51 "*Index type of the replies packages.") | |
| 52 | |
| 53 (defvoo nnsoup-active-file (concat nnsoup-directory "active") | |
| 54 "Active file.") | |
| 55 | |
| 56 (defvoo nnsoup-packer "tar cf - %s | gzip > $HOME/Soupin%d.tgz" | |
| 57 "Format string command for packing a SOUP packet. | |
| 58 The SOUP files will be inserted where the %s is in the string. | |
| 59 This string MUST contain both %s and %d. The file number will be | |
| 60 inserted where %d appears.") | |
| 61 | |
| 62 (defvoo nnsoup-unpacker "gunzip -c %s | tar xvf -" | |
| 63 "*Format string command for unpacking a SOUP packet. | |
| 64 The SOUP packet file name will be inserted at the %s.") | |
| 65 | |
| 66 (defvoo nnsoup-packet-directory "~/" | |
| 67 "*Where nnsoup will look for incoming packets.") | |
| 68 | |
| 69 (defvoo nnsoup-packet-regexp "Soupout" | |
| 70 "*Regular expression matching SOUP packets in `nnsoup-packet-directory'.") | |
| 71 | |
| 72 | |
| 73 | |
| 74 (defconst nnsoup-version "nnsoup 0.0" | |
| 75 "nnsoup version.") | |
| 76 | |
| 77 (defvoo nnsoup-status-string "") | |
| 78 (defvoo nnsoup-group-alist nil) | |
| 79 (defvoo nnsoup-current-prefix 0) | |
| 80 (defvoo nnsoup-replies-list nil) | |
| 81 (defvoo nnsoup-buffers nil) | |
| 82 (defvoo nnsoup-current-group nil) | |
| 83 (defvoo nnsoup-group-alist-touched nil) | |
| 84 | |
| 85 | |
| 86 | |
| 87 ;;; Interface functions. | |
| 88 | |
| 89 (nnoo-define-basics nnsoup) | |
| 90 | |
| 91 (deffoo nnsoup-retrieve-headers (sequence &optional group server fetch-old) | |
| 92 (nnsoup-possibly-change-group group) | |
| 93 (save-excursion | |
| 94 (set-buffer nntp-server-buffer) | |
| 95 (erase-buffer) | |
| 96 (let ((areas (cddr (assoc nnsoup-current-group nnsoup-group-alist))) | |
| 97 (articles sequence) | |
| 98 (use-nov t) | |
| 99 useful-areas this-area-seq msg-buf) | |
| 100 (if (stringp (car sequence)) | |
| 101 ;; We don't support fetching by Message-ID. | |
| 102 'headers | |
| 103 ;; We go through all the areas and find which files the | |
| 104 ;; articles in SEQUENCE come from. | |
| 105 (while (and areas sequence) | |
| 106 ;; Peel off areas that are below sequence. | |
| 107 (while (and areas (< (cdaar areas) (car sequence))) | |
| 108 (setq areas (cdr areas))) | |
| 109 (when areas | |
| 110 ;; This is a useful area. | |
| 111 (push (car areas) useful-areas) | |
| 112 (setq this-area-seq nil) | |
| 113 ;; We take note whether this MSG has a corresponding IDX | |
| 114 ;; for later use. | |
| 115 (when (or (= (gnus-soup-encoding-index | |
| 116 (gnus-soup-area-encoding (nth 1 (car areas)))) ?n) | |
| 117 (not (file-exists-p | |
| 118 (nnsoup-file | |
| 119 (gnus-soup-area-prefix (nth 1 (car areas))))))) | |
| 120 (setq use-nov nil)) | |
| 121 ;; We assign the portion of `sequence' that is relevant to | |
| 122 ;; this MSG packet to this packet. | |
| 123 (while (and sequence (<= (car sequence) (cdaar areas))) | |
| 124 (push (car sequence) this-area-seq) | |
| 125 (setq sequence (cdr sequence))) | |
| 126 (setcar useful-areas (cons (nreverse this-area-seq) | |
| 127 (car useful-areas))))) | |
| 128 | |
| 129 ;; We now have a list of article numbers and corresponding | |
| 130 ;; areas. | |
| 131 (setq useful-areas (nreverse useful-areas)) | |
| 132 | |
| 133 ;; Two different approaches depending on whether all the MSG | |
| 134 ;; files have corresponding IDX files. If they all do, we | |
| 135 ;; simply return the relevant IDX files and let Gnus sort out | |
| 136 ;; what lines are relevant. If some of the IDX files are | |
| 137 ;; missing, we must return HEADs for all the articles. | |
| 138 (if use-nov | |
| 139 ;; We have IDX files for all areas. | |
| 140 (progn | |
| 141 (while useful-areas | |
| 142 (goto-char (point-max)) | |
| 143 (let ((b (point)) | |
| 144 (number (car (nth 1 (car useful-areas)))) | |
| 145 (index-buffer (nnsoup-index-buffer | |
| 146 (gnus-soup-area-prefix | |
| 147 (nth 2 (car useful-areas)))))) | |
| 148 (when index-buffer | |
| 149 (insert-buffer-substring index-buffer) | |
| 150 (goto-char b) | |
| 151 ;; We have to remove the index number entires and | |
| 152 ;; insert article numbers instead. | |
| 153 (while (looking-at "[0-9]+") | |
| 154 (replace-match (int-to-string number) t t) | |
| 155 (incf number) | |
| 156 (forward-line 1)))) | |
| 157 (setq useful-areas (cdr useful-areas))) | |
| 158 'nov) | |
| 159 ;; We insert HEADs. | |
| 160 (while useful-areas | |
| 161 (setq articles (caar useful-areas) | |
| 162 useful-areas (cdr useful-areas)) | |
| 163 (while articles | |
| 164 (when (setq msg-buf | |
| 165 (nnsoup-narrow-to-article | |
| 166 (car articles) (cdar useful-areas) 'head)) | |
| 167 (goto-char (point-max)) | |
| 168 (insert (format "221 %d Article retrieved.\n" (car articles))) | |
| 169 (insert-buffer-substring msg-buf) | |
| 170 (goto-char (point-max)) | |
| 171 (insert ".\n")) | |
| 172 (setq articles (cdr articles)))) | |
| 173 | |
| 174 (nnheader-fold-continuation-lines) | |
| 175 'headers))))) | |
| 176 | |
| 177 (deffoo nnsoup-open-server (server &optional defs) | |
| 178 (nnoo-change-server 'nnsoup server defs) | |
| 179 (when (not (file-exists-p nnsoup-directory)) | |
| 180 (condition-case () | |
| 181 (make-directory nnsoup-directory t) | |
| 182 (error t))) | |
| 183 (cond | |
| 184 ((not (file-exists-p nnsoup-directory)) | |
| 185 (nnsoup-close-server) | |
| 186 (nnheader-report 'nnsoup "Couldn't create directory: %s" nnsoup-directory)) | |
| 187 ((not (file-directory-p (file-truename nnsoup-directory))) | |
| 188 (nnsoup-close-server) | |
| 189 (nnheader-report 'nnsoup "Not a directory: %s" nnsoup-directory)) | |
| 190 (t | |
| 191 (nnsoup-read-active-file) | |
| 192 (nnheader-report 'nnsoup "Opened server %s using directory %s" | |
| 193 server nnsoup-directory) | |
| 194 t))) | |
| 195 | |
| 196 (deffoo nnsoup-request-close () | |
| 197 (nnsoup-write-active-file) | |
| 198 (nnsoup-write-replies) | |
| 199 (gnus-soup-save-areas) | |
| 200 ;; Kill all nnsoup buffers. | |
| 201 (let (buffer) | |
| 202 (while nnsoup-buffers | |
| 203 (setq buffer (cdr (pop nnsoup-buffers))) | |
| 204 (and buffer | |
| 205 (buffer-name buffer) | |
| 206 (kill-buffer buffer)))) | |
| 207 (setq nnsoup-group-alist nil | |
| 208 nnsoup-group-alist-touched nil | |
| 209 nnsoup-current-group nil | |
| 210 nnsoup-replies-list nil) | |
| 211 (nnoo-close-server 'nnoo) | |
| 212 t) | |
| 213 | |
| 214 (deffoo nnsoup-request-article (id &optional newsgroup server buffer) | |
| 215 (nnsoup-possibly-change-group newsgroup) | |
| 216 (let (buf) | |
| 217 (save-excursion | |
| 218 (set-buffer (or buffer nntp-server-buffer)) | |
| 219 (erase-buffer) | |
| 220 (when (and (not (stringp id)) | |
| 221 (setq buf (nnsoup-narrow-to-article id))) | |
| 222 (insert-buffer-substring buf) | |
| 223 t)))) | |
| 224 | |
| 225 (deffoo nnsoup-request-group (group &optional server dont-check) | |
| 226 (nnsoup-possibly-change-group group) | |
| 227 (if dont-check | |
| 228 t | |
| 229 (let ((active (cadr (assoc group nnsoup-group-alist)))) | |
| 230 (if (not active) | |
| 231 (nnheader-report 'nnsoup "No such group: %s" group) | |
| 232 (nnheader-insert | |
| 233 "211 %d %d %d %s\n" | |
| 234 (max (1+ (- (cdr active) (car active))) 0) | |
| 235 (car active) (cdr active) group))))) | |
| 236 | |
| 237 (deffoo nnsoup-request-type (group &optional article) | |
| 238 (nnsoup-possibly-change-group group) | |
| 239 (if (not article) | |
| 240 'unknown | |
| 241 (let ((kind (gnus-soup-encoding-kind | |
| 242 (gnus-soup-area-encoding | |
| 243 (nth 1 (nnsoup-article-to-area | |
| 244 article nnsoup-current-group)))))) | |
| 245 (cond ((= kind ?m) 'mail) | |
| 246 ((= kind ?n) 'news) | |
| 247 (t 'unknown))))) | |
| 248 | |
| 249 (deffoo nnsoup-close-group (group &optional server) | |
| 250 ;; Kill all nnsoup buffers. | |
| 251 (let ((buffers nnsoup-buffers) | |
| 252 elem) | |
| 253 (while buffers | |
| 254 (when (equal (car (setq elem (pop buffers))) group) | |
| 255 (setq nnsoup-buffers (delq elem nnsoup-buffers)) | |
| 256 (and (cdr elem) (buffer-name (cdr elem)) | |
| 257 (kill-buffer (cdr elem)))))) | |
| 258 t) | |
| 259 | |
| 260 (deffoo nnsoup-request-list (&optional server) | |
| 261 (save-excursion | |
| 262 (set-buffer nntp-server-buffer) | |
| 263 (erase-buffer) | |
| 264 (unless nnsoup-group-alist | |
| 265 (nnsoup-read-active-file)) | |
| 266 (let ((alist nnsoup-group-alist) | |
| 267 (standard-output (current-buffer)) | |
| 268 entry) | |
| 269 (while (setq entry (pop alist)) | |
| 270 (insert (car entry) " ") | |
| 271 (princ (cdadr entry)) | |
| 272 (insert " ") | |
| 273 (princ (caadr entry)) | |
| 274 (insert " y\n")) | |
| 275 t))) | |
| 276 | |
| 277 (deffoo nnsoup-request-scan (group &optional server) | |
| 278 (nnsoup-unpack-packets)) | |
| 279 | |
| 280 (deffoo nnsoup-request-newgroups (date &optional server) | |
| 281 (nnsoup-request-list)) | |
| 282 | |
| 283 (deffoo nnsoup-request-list-newsgroups (&optional server) | |
| 284 nil) | |
| 285 | |
| 286 (deffoo nnsoup-request-post (&optional server) | |
| 287 (nnsoup-store-reply "news") | |
| 288 t) | |
| 289 | |
| 290 (deffoo nnsoup-request-mail (&optional server) | |
| 291 (nnsoup-store-reply "mail") | |
| 292 t) | |
| 293 | |
| 294 (deffoo nnsoup-request-expire-articles (articles group &optional server force) | |
| 295 (nnsoup-possibly-change-group group) | |
| 296 (let* ((total-infolist (assoc group nnsoup-group-alist)) | |
| 297 (active (cadr total-infolist)) | |
| 298 (infolist (cddr total-infolist)) | |
| 299 info range-list mod-time prefix) | |
| 300 (while infolist | |
| 301 (setq info (pop infolist) | |
| 302 range-list (gnus-uncompress-range (car info)) | |
| 303 prefix (gnus-soup-area-prefix (nth 1 info))) | |
| 304 (when ;; All the articles in this file are marked for expiry. | |
| 305 (and (or (setq mod-time (nth 5 (file-attributes | |
| 306 (nnsoup-file prefix)))) | |
| 307 (setq mod-time (nth 5 (file-attributes | |
| 308 (nnsoup-file prefix t))))) | |
| 309 (gnus-sublist-p articles range-list) | |
| 310 ;; This file is old enough. | |
| 311 (nnmail-expired-article-p group mod-time force)) | |
| 312 ;; Ok, we delete this file. | |
| 313 (when (condition-case nil | |
| 314 (progn | |
| 315 (nnheader-message | |
| 316 5 "Deleting %s in group %s..." (nnsoup-file prefix) | |
| 317 group) | |
| 318 (when (file-exists-p (nnsoup-file prefix)) | |
| 319 (delete-file (nnsoup-file prefix))) | |
| 320 (nnheader-message | |
| 321 5 "Deleting %s in group %s..." (nnsoup-file prefix t) | |
| 322 group) | |
| 323 (when (file-exists-p (nnsoup-file prefix t)) | |
| 324 (delete-file (nnsoup-file prefix t))) | |
| 325 t) | |
| 326 (error nil)) | |
| 327 (setcdr (cdr total-infolist) (delq info (cddr total-infolist))) | |
| 328 (setq articles (gnus-sorted-complement articles range-list)))) | |
| 329 (when (not mod-time) | |
| 330 (setcdr (cdr total-infolist) (delq info (cddr total-infolist))))) | |
| 331 (if (cddr total-infolist) | |
| 332 (setcar active (caaadr (cdr total-infolist))) | |
| 333 (setcar active (1+ (cdr active)))) | |
| 334 (nnsoup-write-active-file t) | |
| 335 ;; Return the articles that weren't expired. | |
| 336 articles)) | |
| 337 | |
| 338 | |
| 339 ;;; Internal functions | |
| 340 | |
| 341 (defun nnsoup-possibly-change-group (group &optional force) | |
| 342 (if group | |
| 343 (setq nnsoup-current-group group) | |
| 344 t)) | |
| 345 | |
| 346 (defun nnsoup-read-active-file () | |
| 347 (setq nnsoup-group-alist nil) | |
| 348 (when (file-exists-p nnsoup-active-file) | |
| 349 (condition-case () | |
| 350 (load nnsoup-active-file t t t) | |
| 351 (error nil)) | |
| 352 ;; Be backwards compatible. | |
| 353 (when (and nnsoup-group-alist | |
| 354 (not (atom (caadar nnsoup-group-alist)))) | |
| 355 (let ((alist nnsoup-group-alist) | |
| 356 entry e min max) | |
| 357 (while (setq e (cdr (setq entry (pop alist)))) | |
| 358 (setq min (caaar e)) | |
| 359 (while (cdr e) | |
| 360 (setq e (cdr e))) | |
| 361 (setq max (cdaar e)) | |
| 362 (setcdr entry (cons (cons min max) (cdr entry))))) | |
| 363 (setq nnsoup-group-alist-touched t)) | |
| 364 nnsoup-group-alist)) | |
| 365 | |
| 366 (defun nnsoup-write-active-file (&optional force) | |
| 367 (when (and nnsoup-group-alist | |
| 368 (or force | |
| 369 nnsoup-group-alist-touched)) | |
| 370 (setq nnsoup-group-alist-touched nil) | |
| 371 (nnheader-temp-write nnsoup-active-file | |
| 372 (let ((standard-output (current-buffer))) | |
| 373 (prin1 `(setq nnsoup-group-alist ',nnsoup-group-alist)) | |
| 374 (insert "\n") | |
| 375 (prin1 `(setq nnsoup-current-prefix ,nnsoup-current-prefix)) | |
| 376 (insert "\n"))))) | |
| 377 | |
| 378 (defun nnsoup-next-prefix () | |
| 379 "Return the next free prefix." | |
| 380 (let (prefix) | |
| 381 (while (or (file-exists-p | |
| 382 (nnsoup-file (setq prefix (int-to-string | |
| 383 nnsoup-current-prefix)))) | |
| 384 (file-exists-p (nnsoup-file prefix t))) | |
| 385 (incf nnsoup-current-prefix)) | |
| 386 (incf nnsoup-current-prefix) | |
| 387 prefix)) | |
| 388 | |
| 389 (defun nnsoup-read-areas () | |
| 390 (save-excursion | |
| 391 (set-buffer nntp-server-buffer) | |
| 392 (let ((areas (gnus-soup-parse-areas (concat nnsoup-tmp-directory "AREAS"))) | |
| 393 entry number area lnum cur-prefix file) | |
| 394 ;; Go through all areas in the new AREAS file. | |
| 395 (while (setq area (pop areas)) | |
| 396 ;; Change the name to the permanent name and move the files. | |
| 397 (setq cur-prefix (nnsoup-next-prefix)) | |
| 398 (message "Incorporating file %s..." cur-prefix) | |
| 399 (when (file-exists-p | |
| 400 (setq file (concat nnsoup-tmp-directory | |
| 401 (gnus-soup-area-prefix area) ".IDX"))) | |
| 402 (rename-file file (nnsoup-file cur-prefix))) | |
| 403 (when (file-exists-p | |
| 404 (setq file (concat nnsoup-tmp-directory | |
| 405 (gnus-soup-area-prefix area) ".MSG"))) | |
| 406 (rename-file file (nnsoup-file cur-prefix t)) | |
| 407 (gnus-soup-set-area-prefix area cur-prefix) | |
| 408 ;; Find the number of new articles in this area. | |
| 409 (setq number (nnsoup-number-of-articles area)) | |
| 410 (if (not (setq entry (assoc (gnus-soup-area-name area) | |
| 411 nnsoup-group-alist))) | |
| 412 ;; If this is a new area (group), we just add this info to | |
| 413 ;; the group alist. | |
| 414 (push (list (gnus-soup-area-name area) | |
| 415 (cons 1 number) | |
| 416 (list (cons 1 number) area)) | |
| 417 nnsoup-group-alist) | |
| 418 ;; There are already articles in this group, so we add this | |
| 419 ;; info to the end of the entry. | |
| 420 (nconc entry (list (list (cons (1+ (setq lnum (cdadr entry))) | |
| 421 (+ lnum number)) | |
| 422 area))) | |
| 423 (setcdr (cadr entry) (+ lnum number)))))) | |
| 424 (nnsoup-write-active-file t) | |
| 425 (delete-file (concat nnsoup-tmp-directory "AREAS")))) | |
| 426 | |
| 427 (defun nnsoup-number-of-articles (area) | |
| 428 (save-excursion | |
| 429 (cond | |
| 430 ;; If the number is in the area info, we just return it. | |
| 431 ((gnus-soup-area-number area) | |
| 432 (gnus-soup-area-number area)) | |
| 433 ;; If there is an index file, we just count the lines. | |
| 434 ((/= (gnus-soup-encoding-index (gnus-soup-area-encoding area)) ?n) | |
| 435 (set-buffer (nnsoup-index-buffer (gnus-soup-area-prefix area))) | |
| 436 (count-lines (point-min) (point-max))) | |
| 437 ;; We do it the hard way - re-searching through the message | |
| 438 ;; buffer. | |
| 439 (t | |
| 440 (set-buffer (nnsoup-message-buffer (gnus-soup-area-prefix area))) | |
| 441 (goto-char (point-min)) | |
| 442 (let ((regexp (nnsoup-header (gnus-soup-encoding-format | |
| 443 (gnus-soup-area-encoding area)))) | |
| 444 (num 0)) | |
| 445 (while (re-search-forward regexp nil t) | |
| 446 (setq num (1+ num))) | |
| 447 num))))) | |
| 448 | |
| 449 (defun nnsoup-index-buffer (prefix &optional message) | |
| 450 (let* ((file (concat prefix (if message ".MSG" ".IDX"))) | |
| 451 (buffer-name (concat " *nnsoup " file "*"))) | |
| 452 (or (get-buffer buffer-name) ; File aready loaded. | |
| 453 (when (file-exists-p (concat nnsoup-directory file)) | |
| 454 (save-excursion ; Load the file. | |
| 455 (set-buffer (get-buffer-create buffer-name)) | |
| 456 (buffer-disable-undo (current-buffer)) | |
| 457 (push (cons nnsoup-current-group (current-buffer)) nnsoup-buffers) | |
| 458 (insert-file-contents (concat nnsoup-directory file)) | |
| 459 (current-buffer)))))) | |
| 460 | |
| 461 (defun nnsoup-file (prefix &optional message) | |
| 462 (expand-file-name | |
| 463 (concat nnsoup-directory prefix (if message ".MSG" ".IDX")))) | |
| 464 | |
| 465 (defun nnsoup-message-buffer (prefix) | |
| 466 (nnsoup-index-buffer prefix 'msg)) | |
| 467 | |
| 468 (defun nnsoup-unpack-packets () | |
| 469 "Unpack all packets in `nnsoup-packet-directory'." | |
| 470 (let ((packets (directory-files | |
| 471 nnsoup-packet-directory t nnsoup-packet-regexp)) | |
| 472 packet) | |
| 473 (while (setq packet (pop packets)) | |
| 474 (message (format "nnsoup: unpacking %s..." packet)) | |
| 475 (if (not (gnus-soup-unpack-packet | |
| 476 nnsoup-tmp-directory nnsoup-unpacker packet)) | |
| 477 (message "Couldn't unpack %s" packet) | |
| 478 (delete-file packet) | |
| 479 (nnsoup-read-areas) | |
| 480 (message "Unpacking...done"))))) | |
| 481 | |
| 482 (defun nnsoup-narrow-to-article (article &optional area head) | |
| 483 (let* ((area (or area (nnsoup-article-to-area article nnsoup-current-group))) | |
| 484 (prefix (and area (gnus-soup-area-prefix (nth 1 area)))) | |
| 485 (msg-buf (and prefix (nnsoup-index-buffer prefix 'msg))) | |
| 486 beg end) | |
| 487 (when area | |
| 488 (save-excursion | |
| 489 (cond | |
| 490 ;; There is no MSG file. | |
| 491 ((null msg-buf) | |
| 492 nil) | |
| 493 | |
| 494 ;; We use the index file to find out where the article begins and ends. | |
| 495 ((and (= (gnus-soup-encoding-index | |
| 496 (gnus-soup-area-encoding (nth 1 area))) | |
| 497 ?c) | |
| 498 (file-exists-p (nnsoup-file prefix))) | |
| 499 (set-buffer (nnsoup-index-buffer prefix)) | |
| 500 (widen) | |
| 501 (goto-char (point-min)) | |
| 502 (forward-line (- article (caar area))) | |
| 503 (setq beg (read (current-buffer))) | |
| 504 (forward-line 1) | |
| 505 (if (looking-at "[0-9]+") | |
| 506 (progn | |
| 507 (setq end (read (current-buffer))) | |
| 508 (set-buffer msg-buf) | |
| 509 (widen) | |
| 510 (let ((format (gnus-soup-encoding-format | |
| 511 (gnus-soup-area-encoding (nth 1 area))))) | |
| 512 (goto-char end) | |
| 513 (if (or (= format ?n) (= format ?m)) | |
| 514 (setq end (progn (forward-line -1) (point)))))) | |
| 515 (set-buffer msg-buf)) | |
| 516 (widen) | |
| 517 (narrow-to-region beg (or end (point-max)))) | |
| 518 (t | |
| 519 (set-buffer msg-buf) | |
| 520 (widen) | |
| 521 (goto-char (point-min)) | |
| 522 (let ((header (nnsoup-header | |
| 523 (gnus-soup-encoding-format | |
| 524 (gnus-soup-area-encoding (nth 1 area)))))) | |
| 525 (re-search-forward header nil t (- article (caar area))) | |
| 526 (narrow-to-region | |
| 527 (match-beginning 0) | |
| 528 (if (re-search-forward header nil t) | |
| 529 (match-beginning 0) | |
| 530 (point-max)))))) | |
| 531 (goto-char (point-min)) | |
| 532 (if (not head) | |
| 533 () | |
| 534 (narrow-to-region | |
| 535 (point-min) | |
| 536 (if (search-forward "\n\n" nil t) | |
| 537 (1- (point)) | |
| 538 (point-max)))) | |
| 539 msg-buf)))) | |
| 540 | |
| 541 (defun nnsoup-header (format) | |
| 542 (cond | |
| 543 ((= format ?n) | |
| 544 "^#! *rnews +[0-9]+ *$") | |
| 545 ((= format ?m) | |
| 546 (concat "^" message-unix-mail-delimiter)) | |
| 547 ((= format ?M) | |
| 548 "^\^A\^A\^A\^A\n") | |
| 549 (t | |
| 550 (error "Unknown format: %c" format)))) | |
| 551 | |
| 552 ;;;###autoload | |
| 553 (defun nnsoup-pack-replies () | |
| 554 "Make an outbound package of SOUP replies." | |
| 555 (interactive) | |
| 556 ;; Write all data buffers. | |
| 557 (gnus-soup-save-areas) | |
| 558 ;; Write the active file. | |
| 559 (nnsoup-write-active-file) | |
| 560 ;; Write the REPLIES file. | |
| 561 (nnsoup-write-replies) | |
| 562 ;; Pack all these files into a SOUP packet. | |
| 563 (gnus-soup-pack nnsoup-replies-directory nnsoup-packer)) | |
| 564 | |
| 565 (defun nnsoup-write-replies () | |
| 566 "Write the REPLIES file." | |
| 567 (when nnsoup-replies-list | |
| 568 (gnus-soup-write-replies nnsoup-replies-directory nnsoup-replies-list) | |
| 569 (setq nnsoup-replies-list nil))) | |
| 570 | |
| 571 (defun nnsoup-article-to-area (article group) | |
| 572 "Return the area that ARTICLE in GROUP is located in." | |
| 573 (let ((areas (cddr (assoc group nnsoup-group-alist)))) | |
| 574 (while (and areas (< (cdaar areas) article)) | |
| 575 (setq areas (cdr areas))) | |
| 576 (and areas (car areas)))) | |
| 577 | |
| 578 (defvar nnsoup-old-functions | |
| 579 (list message-send-mail-function message-send-news-function)) | |
| 580 | |
| 581 ;;;###autoload | |
| 582 (defun nnsoup-set-variables () | |
| 583 "Use the SOUP methods for posting news and mailing mail." | |
| 584 (interactive) | |
| 585 (setq message-send-news-function 'nnsoup-request-post) | |
| 586 (setq message-send-mail-function 'nnsoup-request-mail)) | |
| 587 | |
| 588 ;;;###autoload | |
| 589 (defun nnsoup-revert-variables () | |
| 590 "Revert posting and mailing methods to the standard Emacs methods." | |
| 591 (interactive) | |
| 592 (setq message-send-mail-function (car nnsoup-old-functions)) | |
| 593 (setq message-send-news-function (cadr nnsoup-old-functions))) | |
| 594 | |
| 595 (defun nnsoup-store-reply (kind) | |
| 596 ;; Mostly stolen from `message.el'. | |
| 597 (require 'mail-utils) | |
| 598 (let ((tembuf (generate-new-buffer " message temp")) | |
| 599 (case-fold-search nil) | |
| 600 (news (message-news-p)) | |
| 601 (resend-to-addresses (mail-fetch-field "resent-to")) | |
| 602 delimline | |
| 603 (mailbuf (current-buffer))) | |
| 604 (unwind-protect | |
| 605 (save-excursion | |
| 606 (save-restriction | |
| 607 (message-narrow-to-headers) | |
| 608 (if (equal kind "mail") | |
| 609 (message-generate-headers message-required-mail-headers) | |
| 610 (message-generate-headers message-required-news-headers))) | |
| 611 (set-buffer tembuf) | |
| 612 (erase-buffer) | |
| 613 (insert-buffer-substring mailbuf) | |
| 614 ;; Remove some headers. | |
| 615 (save-restriction | |
| 616 (message-narrow-to-headers) | |
| 617 ;; Remove some headers. | |
| 618 (message-remove-header message-ignored-mail-headers t)) | |
| 619 (goto-char (point-max)) | |
| 620 ;; require one newline at the end. | |
| 621 (or (= (preceding-char) ?\n) | |
| 622 (insert ?\n)) | |
| 623 (when (and news | |
| 624 (equal kind "mail") | |
| 625 (or (mail-fetch-field "cc") | |
| 626 (mail-fetch-field "to"))) | |
| 627 (message-insert-courtesy-copy)) | |
| 628 (let ((case-fold-search t)) | |
| 629 ;; Change header-delimiter to be what sendmail expects. | |
| 630 (goto-char (point-min)) | |
| 631 (re-search-forward | |
| 632 (concat "^" (regexp-quote mail-header-separator) "\n")) | |
| 633 (replace-match "\n") | |
| 634 (backward-char 1) | |
| 635 (setq delimline (point-marker)) | |
| 636 ;; Insert an extra newline if we need it to work around | |
| 637 ;; Sun's bug that swallows newlines. | |
| 638 (goto-char (1+ delimline)) | |
| 639 (when (eval message-mailer-swallows-blank-line) | |
| 640 (newline)) | |
| 641 (let ((msg-buf | |
| 642 (gnus-soup-store | |
| 643 nnsoup-replies-directory | |
| 644 (nnsoup-kind-to-prefix kind) nil nnsoup-replies-format-type | |
| 645 nnsoup-replies-index-type)) | |
| 646 (num 0)) | |
| 647 (when (and msg-buf (bufferp msg-buf)) | |
| 648 (save-excursion | |
| 649 (set-buffer msg-buf) | |
| 650 (goto-char (point-min)) | |
| 651 (while (re-search-forward "^#! *rnews" nil t) | |
| 652 (incf num))) | |
| 653 (message "Stored %d messages" num))) | |
| 654 (nnsoup-write-replies) | |
| 655 (kill-buffer tembuf)))))) | |
| 656 | |
| 657 (defun nnsoup-kind-to-prefix (kind) | |
| 658 (unless nnsoup-replies-list | |
| 659 (setq nnsoup-replies-list | |
| 660 (gnus-soup-parse-replies | |
| 661 (concat nnsoup-replies-directory "REPLIES")))) | |
| 662 (let ((replies nnsoup-replies-list)) | |
| 663 (while (and replies | |
| 664 (not (string= kind (gnus-soup-reply-kind (car replies))))) | |
| 665 (setq replies (cdr replies))) | |
| 666 (if replies | |
| 667 (gnus-soup-reply-prefix (car replies)) | |
| 668 (setq nnsoup-replies-list | |
| 669 (cons (vector (gnus-soup-unique-prefix nnsoup-replies-directory) | |
| 670 kind | |
| 671 (format "%c%c%c" | |
| 672 nnsoup-replies-format-type | |
| 673 nnsoup-replies-index-type | |
| 674 (if (string= kind "news") | |
| 675 ?n ?m))) | |
| 676 nnsoup-replies-list)) | |
| 677 (gnus-soup-reply-prefix (car nnsoup-replies-list))))) | |
| 678 | |
| 679 (defun nnsoup-make-active () | |
| 680 "(Re-)create the SOUP active file." | |
| 681 (interactive) | |
| 682 (let ((files (sort (directory-files nnsoup-directory t "IDX$") | |
| 683 (lambda (f1 f2) | |
| 684 (< (progn (string-match "/\\([0-9]+\\)\\." f1) | |
| 685 (string-to-int (match-string 1 f1))) | |
| 686 (progn (string-match "/\\([0-9]+\\)\\." f2) | |
| 687 (string-to-int (match-string 1 f2))))))) | |
| 688 active group lines ident elem min) | |
| 689 (set-buffer (get-buffer-create " *nnsoup work*")) | |
| 690 (buffer-disable-undo (current-buffer)) | |
| 691 (while files | |
| 692 (message "Doing %s..." (car files)) | |
| 693 (erase-buffer) | |
| 694 (insert-file-contents (car files)) | |
| 695 (goto-char (point-min)) | |
| 696 (if (not (re-search-forward "^[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t *\\(Xref: \\)? *[^ ]* \\([^ ]+\\):[0-9]" nil t)) | |
| 697 (setq group "unknown") | |
| 698 (setq group (match-string 2))) | |
| 699 (setq lines (count-lines (point-min) (point-max))) | |
| 700 (setq ident (progn (string-match | |
| 701 "/\\([0-9]+\\)\\." (car files)) | |
| 702 (substring | |
| 703 (car files) (match-beginning 1) | |
| 704 (match-end 1)))) | |
| 705 (if (not (setq elem (assoc group active))) | |
| 706 (push (list group (cons 1 lines) | |
| 707 (list (cons 1 lines) | |
| 708 (vector ident group "ncm" "" lines))) | |
| 709 active) | |
| 710 (nconc elem | |
| 711 (list | |
| 712 (list (cons (1+ (setq min (cdadr elem))) | |
| 713 (+ min lines)) | |
| 714 (vector ident group "ncm" "" lines)))) | |
| 715 (setcdr (cadr elem) (+ min lines))) | |
| 716 (setq files (cdr files))) | |
| 717 (message "") | |
| 718 (setq nnsoup-group-alist active) | |
| 719 (nnsoup-write-active-file t))) | |
| 720 | |
| 721 (defun nnsoup-delete-unreferenced-message-files () | |
| 722 "Delete any *.MSG and *.IDX files that aren't known by nnsoup." | |
| 723 (interactive) | |
| 724 (let* ((known (apply 'nconc (mapcar | |
| 725 (lambda (ga) | |
| 726 (mapcar | |
| 727 (lambda (area) | |
| 728 (gnus-soup-area-prefix (cadr area))) | |
| 729 (cddr ga))) | |
| 730 nnsoup-group-alist))) | |
| 731 (regexp "\\.MSG$\\|\\.IDX$") | |
| 732 (files (directory-files nnsoup-directory nil regexp)) | |
| 733 non-files file) | |
| 734 ;; Find all files that aren't known by nnsoup. | |
| 735 (while (setq file (pop files)) | |
| 736 (string-match regexp file) | |
| 737 (unless (member (substring file 0 (match-beginning 0)) known) | |
| 738 (push file non-files))) | |
| 739 ;; Sort and delete the files. | |
| 740 (setq non-files (sort non-files 'string<)) | |
| 741 (map-y-or-n-p "Delete file %s? " | |
| 742 (lambda (file) (delete-file (concat nnsoup-directory file))) | |
| 743 non-files))) | |
| 744 | |
| 745 (provide 'nnsoup) | |
| 746 | |
| 747 ;;; nnsoup.el ends here |