1 ;;; elmo-nntp.el --- NNTP Interface for ELMO.
3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
5 ;; Copyright (C) 1999,2000 Kenichi OKADA <okada@opaopa.org>
7 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
8 ;; Masahiro MURATA <muse@ba2.so-net.ne.jp>
9 ;; Kenichi OKADA <okada@opaopa.org>
10 ;; Keywords: mail, net news
12 ;; This file is part of ELMO (Elisp Library for Message Orchestration).
14 ;; This program is free software; you can redistribute it and/or modify
15 ;; it under the terms of the GNU General Public License as published by
16 ;; the Free Software Foundation; either version 2, or (at your option)
19 ;; This program is distributed in the hope that it will be useful,
20 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
21 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 ;; GNU General Public License for more details.
24 ;; You should have received a copy of the GNU General Public License
25 ;; along with GNU Emacs; see the file COPYING. If not, write to the
26 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
27 ;; Boston, MA 02111-1307, USA.
44 (defvar elmo-nntp-overview-fetch-chop-length 200
45 "*Number of overviews to fetch in one request in nntp.")
47 (defvar elmo-nntp-use-cache t
48 "Use cache in nntp folder.")
50 (defvar elmo-nntp-max-number-precedes-list-active nil
51 "Non-nil means max number of msgdb is set as the max number of `list active'.
52 (Needed for inn 2.3 or later?).")
54 (defvar elmo-nntp-group-coding-system nil
55 "A coding system for newsgroup string.")
57 (defsubst elmo-nntp-encode-group-string (string)
58 (if elmo-nntp-group-coding-system
59 (encode-coding-string string elmo-nntp-group-coding-system)
62 (defsubst elmo-nntp-decode-group-string (string)
63 (if elmo-nntp-group-coding-system
64 (decode-coding-string string elmo-nntp-group-coding-system)
69 (luna-define-class elmo-nntp-folder (elmo-net-folder)
70 (group temp-crosses reads))
71 (luna-define-internal-accessors 'elmo-nntp-folder))
73 (luna-define-method elmo-folder-initialize :around ((folder
76 (let ((elmo-network-stream-type-alist
77 (if elmo-nntp-stream-type-alist
78 (setq elmo-network-stream-type-alist
79 (append elmo-nntp-stream-type-alist
80 elmo-network-stream-type-alist))
81 elmo-network-stream-type-alist))
83 (setq name (luna-call-next-method))
84 (setq parse (elmo-parse-token name ":"))
85 (elmo-nntp-folder-set-group-internal folder
86 (elmo-nntp-encode-group-string
88 (setq parse (elmo-parse-prefixed-element ?: (cdr parse)))
89 (elmo-net-folder-set-user-internal folder
90 (if (eq (length (car parse)) 0)
91 elmo-nntp-default-user
93 (unless (elmo-net-folder-server-internal folder)
94 (elmo-net-folder-set-server-internal folder
95 elmo-nntp-default-server))
96 (unless (elmo-net-folder-port-internal folder)
97 (elmo-net-folder-set-port-internal folder
98 elmo-nntp-default-port))
99 (unless (elmo-net-folder-stream-type-internal folder)
100 (elmo-net-folder-set-stream-type-internal
102 (elmo-get-network-stream-type
103 elmo-nntp-default-stream-type)))
106 (luna-define-method elmo-folder-expand-msgdb-path ((folder elmo-nntp-folder))
107 (convert-standard-filename
109 (elmo-nntp-folder-group-internal folder)
110 (expand-file-name (or (elmo-net-folder-server-internal folder) "nowhere")
111 (expand-file-name "nntp"
112 elmo-msgdb-directory)))))
114 (luna-define-method elmo-folder-newsgroups ((folder elmo-nntp-folder))
115 (list (elmo-nntp-folder-group-internal folder)))
119 (luna-define-class elmo-nntp-session (elmo-network-session)
121 (luna-define-internal-accessors 'elmo-nntp-session))
124 ;; internal variables
127 (defvar elmo-nntp-connection-cache nil
128 "Cache of NNTP connection.")
129 ;; buffer local variable
131 (defvar elmo-nntp-list-folders-use-cache 600
132 "*Time to cache of list folders, as the number of seconds.
133 Don't cache if nil.")
135 (defvar elmo-nntp-list-folders-cache nil)
137 (defvar elmo-nntp-groups-async nil)
138 (defvar elmo-nntp-header-fetch-chop-length 200)
140 (defvar elmo-nntp-read-point 0)
142 (defvar elmo-nntp-send-mode-reader t)
144 (defvar elmo-nntp-opened-hook nil)
146 (defvar elmo-nntp-get-folders-securely nil)
148 (defvar elmo-nntp-default-use-xover t)
150 (defvar elmo-nntp-default-use-listgroup t)
152 (defvar elmo-nntp-default-use-list-active t)
154 (defvar elmo-nntp-default-use-xhdr t)
156 (defvar elmo-nntp-server-command-alist nil)
159 (defconst elmo-nntp-server-command-index '((xover . 0)
163 (defmacro elmo-nntp-get-server-command (session)
164 (` (assoc (cons (elmo-network-session-server-internal (, session))
165 (elmo-network-session-port-internal (, session)))
166 elmo-nntp-server-command-alist)))
168 (defmacro elmo-nntp-set-server-command (session com value)
170 (unless (setq entry (cdr (elmo-nntp-get-server-command
172 (setq elmo-nntp-server-command-alist
173 (nconc elmo-nntp-server-command-alist
176 (elmo-network-session-server-internal (, session))
177 (elmo-network-session-port-internal (, session)))
180 elmo-nntp-default-use-xover
181 elmo-nntp-default-use-listgroup
182 elmo-nntp-default-use-list-active
183 elmo-nntp-default-use-xhdr)))))))
185 (cdr (assq (, com) elmo-nntp-server-command-index))
188 (defmacro elmo-nntp-xover-p (session)
189 (` (let ((entry (elmo-nntp-get-server-command (, session))))
192 (cdr (assq 'xover elmo-nntp-server-command-index)))
193 elmo-nntp-default-use-xover))))
195 (defmacro elmo-nntp-set-xover (session value)
196 (` (elmo-nntp-set-server-command (, session) 'xover (, value))))
198 (defmacro elmo-nntp-listgroup-p (session)
199 (` (let ((entry (elmo-nntp-get-server-command (, session))))
202 (cdr (assq 'listgroup elmo-nntp-server-command-index)))
203 elmo-nntp-default-use-listgroup))))
205 (defmacro elmo-nntp-set-listgroup (session value)
206 (` (elmo-nntp-set-server-command (, session) 'listgroup (, value))))
208 (defmacro elmo-nntp-list-active-p (session)
209 (` (let ((entry (elmo-nntp-get-server-command (, session))))
212 (cdr (assq 'list-active elmo-nntp-server-command-index)))
213 elmo-nntp-default-use-list-active))))
215 (defmacro elmo-nntp-set-list-active (session value)
216 (` (elmo-nntp-set-server-command (, session) 'list-active (, value))))
218 (defmacro elmo-nntp-xhdr-p (session)
219 (` (let ((entry (elmo-nntp-get-server-command (, session))))
222 (cdr (assq 'xhdr elmo-nntp-server-command-index)))
223 elmo-nntp-default-use-xhdr))))
225 (defmacro elmo-nntp-set-xhdr (session value)
226 (` (elmo-nntp-set-server-command (, session) 'xhdr (, value))))
228 (defsubst elmo-nntp-max-number-precedes-list-active-p ()
229 elmo-nntp-max-number-precedes-list-active)
231 (defsubst elmo-nntp-folder-postfix (user server port type)
233 (and user (concat ":" user))
235 (null (string= server elmo-nntp-default-server)))
238 (null (eq port elmo-nntp-default-port)))
239 (concat ":" (if (numberp port)
240 (int-to-string port) port)))
241 (unless (eq (elmo-network-stream-type-symbol type)
242 elmo-nntp-default-stream-type)
243 (elmo-network-stream-type-spec-string type))))
245 (defun elmo-nntp-get-session (folder &optional if-exists)
246 (elmo-network-get-session
252 (luna-define-method elmo-network-initialize-session ((session
254 (let ((process (elmo-network-session-process-internal session)))
255 (set-process-filter (elmo-network-session-process-internal session)
256 'elmo-nntp-process-filter)
257 (with-current-buffer (elmo-network-session-buffer session)
258 (setq elmo-nntp-read-point (point-min))
259 ;; Skip garbage output from process before greeting.
260 (while (and (memq (process-status process) '(open run))
261 (goto-char (point-max))
263 (not (looking-at "20[01]")))
264 (accept-process-output process 1))
265 (setq elmo-nntp-read-point (point))
266 (or (elmo-nntp-read-response session t)
267 (error "Cannot open network"))
268 (if elmo-nntp-send-mode-reader
269 (elmo-nntp-send-mode-reader session))
270 (when (eq (elmo-network-stream-type-symbol
271 (elmo-network-session-stream-type-internal session))
273 (elmo-nntp-send-command session "starttls")
274 (or (elmo-nntp-read-response session)
275 (error "Cannot open starttls session"))
276 (starttls-negotiate process)))))
278 (luna-define-method elmo-network-authenticate-session ((session
280 (with-current-buffer (elmo-network-session-buffer session)
281 (when (elmo-network-session-user-internal session)
282 (elmo-nntp-send-command session
283 (format "authinfo user %s"
284 (elmo-network-session-user-internal
286 (or (elmo-nntp-read-response session)
287 (signal 'elmo-authenticate-error '(authinfo)))
288 (elmo-nntp-send-command
290 (format "authinfo pass %s"
291 (elmo-get-passwd (elmo-network-session-password-key session))))
292 (or (elmo-nntp-read-response session)
293 (signal 'elmo-authenticate-error '(authinfo))))))
295 (luna-define-method elmo-network-setup-session ((session
297 (run-hooks 'elmo-nntp-opened-hook))
299 (defun elmo-nntp-process-filter (process output)
301 (set-buffer (process-buffer process))
302 (goto-char (point-max))
305 (defun elmo-nntp-send-mode-reader (session)
306 (elmo-nntp-send-command session "mode reader")
307 (if (null (elmo-nntp-read-response session t))
308 (error "Mode reader failed")))
310 (defun elmo-nntp-send-command (session command &optional noerase)
311 (with-current-buffer (elmo-network-session-buffer session)
314 (goto-char (point-min)))
315 (setq elmo-nntp-read-point (point))
316 (process-send-string (elmo-network-session-process-internal
318 (process-send-string (elmo-network-session-process-internal
321 (defun elmo-nntp-read-response (session &optional not-command)
322 (with-current-buffer (elmo-network-session-buffer session)
323 (let ((process (elmo-network-session-process-internal session))
324 (case-fold-search nil)
325 (response-string nil)
326 (response-continue t)
328 (while response-continue
329 (goto-char elmo-nntp-read-point)
330 (while (not (search-forward "\r\n" nil t))
331 (accept-process-output process)
332 (goto-char elmo-nntp-read-point))
333 (setq match-end (point))
334 (setq response-string
335 (buffer-substring elmo-nntp-read-point (- match-end 2)))
336 (goto-char elmo-nntp-read-point)
337 (if (looking-at "[23][0-9]+ .*$")
338 (progn (setq response-continue nil)
339 (setq elmo-nntp-read-point match-end)
342 (concat response "\n" response-string)
344 (if (looking-at "[^23][0-9]+ .*$")
345 (progn (setq response-continue nil)
346 (setq elmo-nntp-read-point match-end)
348 (setq elmo-nntp-read-point match-end)
350 (setq response-continue nil))
353 (concat response "\n" response-string)
355 (setq elmo-nntp-read-point match-end)))
358 (defun elmo-nntp-read-raw-response (session)
359 (with-current-buffer (elmo-network-session-buffer session)
360 (goto-char elmo-nntp-read-point)
361 (while (not (search-forward "\r\n" nil t))
362 (accept-process-output (elmo-network-session-process-internal
364 (goto-char elmo-nntp-read-point))
365 (buffer-substring elmo-nntp-read-point (- (point) 2))))
367 (defun elmo-nntp-read-contents (session)
368 (with-current-buffer (elmo-network-session-buffer session)
369 (goto-char elmo-nntp-read-point)
370 (while (not (re-search-forward "^\\.\r\n" nil t))
371 (accept-process-output (elmo-network-session-process-internal
373 (goto-char elmo-nntp-read-point))
375 (buffer-substring elmo-nntp-read-point
378 (defun elmo-nntp-read-body (session outbuf)
379 (with-current-buffer (elmo-network-session-buffer session)
380 (goto-char elmo-nntp-read-point)
381 (while (not (re-search-forward "^\\.\r\n" nil t))
382 (accept-process-output (elmo-network-session-process-internal session))
383 (goto-char elmo-nntp-read-point))
384 (let ((start elmo-nntp-read-point)
386 (with-current-buffer outbuf
388 (insert-buffer-substring (elmo-network-session-buffer session)
391 (defun elmo-nntp-select-group (session group &optional force)
394 (not (string= (elmo-nntp-session-current-group-internal session)
398 (elmo-nntp-send-command session (format "group %s" group))
399 (setq response (elmo-nntp-read-response session)))
400 (elmo-nntp-session-set-current-group-internal session
401 (and response group))
404 (defun elmo-nntp-list-folders-get-cache (folder buf)
405 (when (and elmo-nntp-list-folders-use-cache
406 elmo-nntp-list-folders-cache
407 (string-match (concat "^"
410 (nth 1 elmo-nntp-list-folders-cache)
413 (let* ((cache-time (car elmo-nntp-list-folders-cache)))
414 (unless (elmo-time-expire cache-time
415 elmo-nntp-list-folders-use-cache)
419 (insert (nth 2 elmo-nntp-list-folders-cache))
420 (goto-char (point-min))
421 (or (string= folder "")
423 (keep-lines (concat "^" (regexp-quote folder) "\\."))))
427 (defsubst elmo-nntp-catchup-msgdb (msgdb max-number)
428 (let (msgdb-max number-alist)
429 (setq number-alist (elmo-msgdb-get-number-alist msgdb))
430 (setq msgdb-max (car (nth (max (- (length number-alist) 1) 0)
432 (if (or (not msgdb-max)
433 (and msgdb-max max-number
434 (< msgdb-max max-number)))
435 (elmo-msgdb-set-number-alist
437 (nconc number-alist (list (cons max-number nil)))))))
439 (luna-define-method elmo-folder-list-subfolders ((folder elmo-nntp-folder)
441 (elmo-nntp-folder-list-subfolders folder one-level))
443 (defun elmo-nntp-folder-list-subfolders (folder one-level)
444 (let ((session (elmo-nntp-get-session folder))
445 response ret-val top-ng append-serv use-list-active start)
447 (set-buffer-multibyte nil)
448 (if (and (elmo-nntp-folder-group-internal folder)
449 (elmo-nntp-select-group
451 (elmo-nntp-folder-group-internal folder)))
452 ;; add top newsgroups
453 (setq ret-val (list (elmo-nntp-folder-group-internal folder))))
454 (unless (setq response (elmo-nntp-list-folders-get-cache
455 (elmo-nntp-folder-group-internal folder)
457 (when (setq use-list-active (elmo-nntp-list-active-p session))
458 (elmo-nntp-send-command
461 (if (and (elmo-nntp-folder-group-internal folder)
462 (not (string= (elmo-nntp-folder-group-internal
466 (elmo-nntp-folder-group-internal folder)
468 (if (elmo-nntp-read-response session t)
469 (if (null (setq response (elmo-nntp-read-contents session)))
470 (error "NNTP List folders failed")
471 (when elmo-nntp-list-folders-use-cache
472 (setq elmo-nntp-list-folders-cache
474 (elmo-nntp-folder-group-internal folder)
478 (elmo-nntp-set-list-active session nil)
479 (setq use-list-active nil)))
480 (when (null use-list-active)
481 (elmo-nntp-send-command session "list")
482 (if (null (and (elmo-nntp-read-response session t)
483 (setq response (elmo-nntp-read-contents session))))
484 (error "NNTP List folders failed"))
485 (when elmo-nntp-list-folders-use-cache
486 (setq elmo-nntp-list-folders-cache
487 (list (current-time) nil response)))
490 (while (string-match (concat "^"
493 (elmo-nntp-folder-group-internal
497 (insert (match-string 0 response) "\n")
498 (setq start (match-end 0)))))
499 (goto-char (point-min))
500 (let ((len (count-lines (point-min) (point-max)))
505 (format "^\\(%s[^. ]+\\)\\([. ]\\).*\n"
507 (elmo-nntp-folder-group-internal folder)
509 (elmo-nntp-folder-group-internal
511 (concat (elmo-nntp-folder-group-internal
514 (while (looking-at regexp)
515 (setq top-ng (elmo-match-buffer 1))
516 (if (string= (elmo-match-buffer 2) " ")
517 (if (not (or (member top-ng ret-val)
518 (assoc top-ng ret-val)))
519 (setq ret-val (nconc ret-val (list top-ng))))
520 (if (member top-ng ret-val)
521 (setq ret-val (delete top-ng ret-val)))
522 (if (not (assoc top-ng ret-val))
523 (setq ret-val (nconc ret-val (list (list top-ng))))))
524 (when (> len elmo-display-progress-threshold)
526 (if (or (zerop (% i 10)) (= i len))
527 (elmo-display-progress
528 'elmo-nntp-list-folders "Parsing active..."
531 (while (re-search-forward "\\([^ ]+\\) .*\n" nil t)
532 (setq ret-val (nconc ret-val
533 (list (elmo-match-buffer 1))))
534 (when (> len elmo-display-progress-threshold)
536 (if (or (zerop (% i 10)) (= i len))
537 (elmo-display-progress
538 'elmo-nntp-list-folders "Parsing active..."
539 (/ (* i 100) len))))))
540 (when (> len elmo-display-progress-threshold)
541 (elmo-display-progress
542 'elmo-nntp-list-folders "Parsing active..." 100))))
543 (unless (string= (elmo-net-folder-server-internal folder)
544 elmo-nntp-default-server)
545 (setq append-serv (concat "@" (elmo-net-folder-server-internal
547 (unless (eq (elmo-net-folder-port-internal folder) elmo-nntp-default-port)
548 (setq append-serv (concat append-serv
550 (elmo-net-folder-port-internal folder)))))
551 (unless (eq (elmo-network-stream-type-symbol
552 (elmo-net-folder-stream-type-internal folder))
553 elmo-nntp-default-stream-type)
556 (elmo-network-stream-type-spec-string
557 (elmo-net-folder-stream-type-internal folder)))))
558 (mapcar '(lambda (fld)
560 (list (concat "-" (elmo-nntp-decode-group-string (car fld))
561 (and (elmo-net-folder-user-internal folder)
564 (elmo-net-folder-user-internal folder)))
566 (concat append-serv))))
567 (concat "-" (elmo-nntp-decode-group-string fld)
568 (and (elmo-net-folder-user-internal folder)
569 (concat ":" (elmo-net-folder-user-internal
572 (concat append-serv)))))
575 (defun elmo-nntp-make-msglist (beg-str end-str)
577 (let ((beg-num (string-to-int beg-str))
578 (end-num (string-to-int end-str))
582 (while (<= i end-num)
583 (insert (format "%s " i))
586 (goto-char (point-min))
587 (read (current-buffer)))))
589 (luna-define-method elmo-folder-list-messages-internal ((folder
592 (let ((session (elmo-nntp-get-session folder))
593 (group (elmo-nntp-folder-group-internal folder))
594 response numbers use-listgroup)
596 (when (setq use-listgroup (elmo-nntp-listgroup-p session))
597 (elmo-nntp-send-command session
598 (format "listgroup %s" group))
599 (if (not (elmo-nntp-read-response session t))
601 (elmo-nntp-set-listgroup session nil)
602 (setq use-listgroup nil))
603 (if (null (setq response (elmo-nntp-read-contents session)))
604 (error "Fetching listgroup failed"))
605 (setq numbers (elmo-string-to-list response))
606 (elmo-nntp-session-set-current-group-internal session
608 (unless use-listgroup
609 (elmo-nntp-send-command session (format "group %s" group))
610 (if (null (setq response (elmo-nntp-read-response session)))
611 (error "Select group failed"))
614 "211 \\([0-9]+\\) \\([0-9]+\\) \\([0-9]+\\) [^.].+$"
616 (> (string-to-int (elmo-match-string 1 response)) 0))
617 (setq numbers (elmo-nntp-make-msglist
618 (elmo-match-string 2 response)
619 (elmo-match-string 3 response)))))
622 (luna-define-method elmo-folder-status ((folder elmo-nntp-folder))
623 (elmo-nntp-folder-status folder))
625 (defun elmo-nntp-folder-status (folder)
626 (let ((killed-list (elmo-msgdb-killed-list-load
627 (elmo-folder-msgdb-path folder)))
629 (if elmo-nntp-groups-async
632 (concat (elmo-nntp-folder-group-internal folder)
633 (elmo-nntp-folder-postfix
634 (elmo-net-folder-user-internal folder)
635 (elmo-net-folder-server-internal folder)
636 (elmo-net-folder-port-internal folder)
637 (elmo-net-folder-stream-type-internal folder)))
638 elmo-newsgroups-hashtb))
640 (setq end-num (nth 2 entry))
641 (when (and killed-list
642 (elmo-number-set-member end-num killed-list))
645 (cons end-num (car entry)))
646 (error "No such newsgroup \"%s\""
647 (elmo-nntp-folder-group-internal folder)))
648 (let ((session (elmo-nntp-get-session folder))
651 (error "Connection failed"))
653 (elmo-nntp-send-command session
656 (elmo-nntp-folder-group-internal folder)))
657 (setq response (elmo-nntp-read-response session))
660 "211 \\([0-9]+\\) \\([0-9]+\\) \\([0-9]+\\) [^.].+$"
663 (setq end-num (string-to-int
664 (elmo-match-string 3 response)))
665 (setq e-num (string-to-int
666 (elmo-match-string 1 response)))
667 (when (and killed-list
668 (elmo-number-set-member end-num killed-list))
671 (cons end-num e-num))
673 (error "Selecting newsgroup \"%s\" failed"
674 (elmo-nntp-folder-group-internal folder))
677 (defconst elmo-nntp-overview-index
688 (defun elmo-nntp-create-msgdb-from-overview-string (str
695 (let (ov-list gmark message-id seen
696 ov-entity overview number-alist mark-alist num
697 extras extra ext field field-index)
698 (setq ov-list (elmo-nntp-parse-overview-string str))
700 (setq ov-entity (car ov-list))
702 ;;; (if (or (> (setq num (string-to-int (aref ov-entity 0)))
706 ;;; (setq num (int-to-string num))
707 (setq num (string-to-int (aref ov-entity 0)))
708 (when (or (null numlist)
710 (setq extras elmo-msgdb-extra-fields
713 (setq ext (downcase (car extras)))
714 (when (setq field-index (cdr (assoc ext elmo-nntp-overview-index)))
715 (when (> (length ov-entity) field-index)
716 (setq field (aref ov-entity field-index))
717 (when (eq field-index 8) ;; xref
718 (setq field (elmo-msgdb-remove-field-string field)))
719 (setq extra (cons (cons ext field) extra))))
720 (setq extras (cdr extras)))
722 (elmo-msgdb-append-element
724 (cons (aref ov-entity 4)
726 (elmo-msgdb-get-last-message-id
729 (elmo-mime-string (elmo-delete-char
735 (elmo-mime-string (or (aref ov-entity 1)
737 (aref ov-entity 3) ;date
741 (aref ov-entity 6)) ; size
742 extra ; extra-field-list
745 (elmo-msgdb-number-add number-alist num
747 (setq message-id (aref ov-entity 4))
748 (setq seen (member message-id seen-list))
749 (if (setq gmark (or (elmo-msgdb-global-mark-get message-id)
750 (if (elmo-file-cache-status
751 (elmo-file-cache-get message-id))
756 (if elmo-nntp-use-cache
760 (elmo-msgdb-mark-append mark-alist
762 (setq ov-list (cdr ov-list)))
763 (list overview number-alist mark-alist)))
765 (luna-define-method elmo-folder-msgdb-create ((folder elmo-nntp-folder)
766 numbers new-mark already-mark
767 seen-mark important-mark
769 (elmo-nntp-folder-msgdb-create folder numbers new-mark already-mark
770 seen-mark important-mark
773 (defun elmo-nntp-folder-msgdb-create (folder numbers new-mark already-mark
774 seen-mark important-mark
776 (let ((filter numbers)
777 (session (elmo-nntp-get-session folder))
778 beg-num end-num cur length
779 ret-val ov-str use-xover dir)
780 (elmo-nntp-select-group session (elmo-nntp-folder-group-internal
782 (when (setq use-xover (elmo-nntp-xover-p session))
783 (setq beg-num (car numbers)
785 end-num (nth (1- (length numbers)) numbers)
786 length (+ (- end-num beg-num) 1))
787 (message "Getting overview...")
788 (while (<= cur end-num)
789 (elmo-nntp-send-command
796 elmo-nntp-overview-fetch-chop-length))))
797 (with-current-buffer (elmo-network-session-buffer session)
802 (elmo-nntp-create-msgdb-from-overview-string
811 (if (null (elmo-nntp-read-response session t))
813 (setq cur end-num);; exit while loop
814 (elmo-nntp-set-xover session nil)
815 (setq use-xover nil))
816 (if (null (setq ov-str (elmo-nntp-read-contents session)))
817 (error "Fetching overview failed")))
818 (setq cur (+ elmo-nntp-overview-fetch-chop-length cur 1))
819 (when (> length elmo-display-progress-threshold)
820 (elmo-display-progress
821 'elmo-nntp-msgdb-create "Getting overview..."
822 (/ (* (+ (- (min cur end-num)
823 beg-num) 1) 100) length))))
824 (when (> length elmo-display-progress-threshold)
825 (elmo-display-progress
826 'elmo-nntp-msgdb-create "Getting overview..." 100)))
828 (setq ret-val (elmo-nntp-msgdb-create-by-header
830 new-mark already-mark seen-mark seen-list))
831 (with-current-buffer (elmo-network-session-buffer session)
836 (elmo-nntp-create-msgdb-from-overview-string
844 (elmo-folder-set-killed-list-internal
847 (elmo-folder-killed-list-internal folder)
851 (elmo-msgdb-get-number-alist
853 ;; If there are canceled messages, overviews are not obtained
854 ;; to max-number(inn 2.3?).
855 (when (and (elmo-nntp-max-number-precedes-list-active-p)
856 (elmo-nntp-list-active-p session))
857 (elmo-nntp-send-command session
858 (format "list active %s"
859 (elmo-nntp-folder-group-internal
861 (if (null (elmo-nntp-read-response session))
863 (elmo-nntp-set-list-active session nil)
864 (error "NNTP list command failed")))
865 (elmo-nntp-catchup-msgdb
867 (nth 1 (read (concat "(" (elmo-nntp-read-contents
871 (luna-define-method elmo-folder-update-number ((folder elmo-nntp-folder))
872 (if (elmo-nntp-max-number-precedes-list-active-p)
873 (let ((session (elmo-nntp-get-session folder))
874 (number-alist (elmo-msgdb-get-number-alist
875 (elmo-folder-msgdb folder))))
876 (if (elmo-nntp-list-active-p session)
877 (let (msgdb-max max-number)
878 ;; If there are canceled messages, overviews are not obtained
879 ;; to max-number(inn 2.3?).
880 (elmo-nntp-select-group session
881 (elmo-nntp-folder-group-internal folder))
882 (elmo-nntp-send-command session
883 (format "list active %s"
884 (elmo-nntp-folder-group-internal
886 (if (null (elmo-nntp-read-response session))
887 (error "NNTP list command failed"))
889 (nth 1 (read (concat "(" (elmo-nntp-read-contents
892 (car (nth (max (- (length number-alist) 1) 0)
894 (if (or (and number-alist (not msgdb-max))
895 (and msgdb-max max-number
896 (< msgdb-max max-number)))
897 (elmo-msgdb-set-number-alist
898 (elmo-folder-msgdb folder)
900 (list (cons max-number nil))))))))))
902 (defun elmo-nntp-msgdb-create-by-header (session numbers
903 new-mark already-mark
906 (elmo-nntp-retrieve-headers session (current-buffer) numbers)
907 (elmo-nntp-msgdb-create-message
908 (length numbers) new-mark already-mark seen-mark seen-list)))
910 (defun elmo-nntp-parse-xhdr-response (string)
914 (goto-char (point-min))
916 (if (looking-at "^\\([0-9]+\\) \\(.*\\)$")
917 (setq response (cons (cons (string-to-int (elmo-match-buffer 1))
918 (elmo-match-buffer 2))
921 (nreverse response)))
923 (defun elmo-nntp-parse-overview-string (string)
925 (let ((tmp-buffer (get-buffer-create " *ELMO Overview TMP*"))
926 ret-list ret-val beg)
927 (set-buffer tmp-buffer)
929 (elmo-set-buffer-multibyte nil)
931 (goto-char (point-min))
935 (setq ret-list (save-match-data
936 (apply 'vector (split-string
937 (buffer-substring beg (point))
942 (setq ret-val (nconc ret-val (list ret-list))))
943 ;;; (kill-buffer tmp-buffer)
946 (defun elmo-nntp-get-newsgroup-by-msgid (msgid server user port type)
947 "Get nntp header string."
949 (let ((session (elmo-nntp-get-session
955 :stream-type type))))
956 (elmo-nntp-send-command session
957 (format "head %s" msgid))
958 (if (elmo-nntp-read-response session)
959 (elmo-nntp-read-contents session))
960 (with-current-buffer (elmo-network-session-buffer session)
961 (std11-field-body "Newsgroups")))))
963 (luna-define-method elmo-message-fetch-with-cache-process :after
964 ((folder elmo-nntp-folder) number strategy &optional section unread)
965 (elmo-nntp-setup-crosspost-buffer folder number)
967 (elmo-nntp-folder-update-crosspost-message-alist
968 folder (list number))))
970 (luna-define-method elmo-message-fetch-plugged ((folder elmo-nntp-folder)
972 &optional section outbuf
974 (elmo-nntp-message-fetch folder number strategy section outbuf unread))
976 (defun elmo-nntp-message-fetch (folder number strategy section outbuf unread)
977 (let ((session (elmo-nntp-get-session folder))
979 (with-current-buffer (elmo-network-session-buffer session)
980 (elmo-nntp-select-group session (elmo-nntp-folder-group-internal folder))
981 (elmo-nntp-send-command session (format "article %s" number))
982 (if (null (elmo-nntp-read-response session t))
984 (with-current-buffer outbuf (erase-buffer))
985 (message "Fetching message failed")
987 (prog1 (elmo-nntp-read-body session outbuf)
988 (with-current-buffer outbuf
989 (goto-char (point-min))
990 (while (re-search-forward "^\\." nil t)
993 (elmo-nntp-setup-crosspost-buffer folder number)
995 (elmo-nntp-folder-update-crosspost-message-alist
996 folder (list number)))))))))
998 (defun elmo-nntp-post (hostname content-buf)
999 (let ((session (elmo-nntp-get-session
1002 :user elmo-nntp-default-user
1004 :port elmo-nntp-default-port
1006 (elmo-get-network-stream-type
1007 elmo-nntp-default-stream-type))))
1008 response has-message-id)
1010 (set-buffer content-buf)
1011 (goto-char (point-min))
1012 (if (search-forward mail-header-separator nil t)
1013 (delete-region (match-beginning 0)(match-end 0)))
1014 (setq has-message-id (std11-field-body "message-id"))
1015 (elmo-nntp-send-command session "post")
1016 (if (string-match "^340" (setq response
1017 (elmo-nntp-read-raw-response session)))
1018 (if (string-match "recommended ID \\(<[^@]+@[^>]+>\\)" response)
1019 (unless has-message-id
1020 (goto-char (point-min))
1021 (insert (concat "Message-ID: "
1022 (elmo-match-string 1 response)
1024 (error "POST failed"))
1025 (run-hooks 'elmo-nntp-post-pre-hook)
1026 (elmo-nntp-send-buffer session content-buf)
1027 (elmo-nntp-send-command session ".")
1028 ;;; (elmo-nntp-read-response buffer process t)
1029 (if (not (string-match
1030 "^2" (setq response (elmo-nntp-read-raw-response
1032 (error (concat "NNTP error: " response))))))
1034 (defsubst elmo-nntp-send-data-line (session line)
1035 "Send LINE to SESSION."
1036 ;; Escape "." at start of a line
1037 (if (eq (string-to-char line) ?.)
1038 (process-send-string (elmo-network-session-process-internal
1040 (process-send-string (elmo-network-session-process-internal
1042 (process-send-string (elmo-network-session-process-internal
1045 (defun elmo-nntp-send-buffer (session databuf)
1046 "Send data content of DATABUF to SESSION."
1047 (let ((data-continue t)
1049 (with-current-buffer databuf
1050 (goto-char (point-min))
1051 (while data-continue
1055 (setq line (buffer-substring bol (point)))
1056 (unless (eq (forward-line 1) 0) (setq data-continue nil))
1057 (elmo-nntp-send-data-line session line)))))
1059 (luna-define-method elmo-folder-delete-messages ((folder elmo-nntp-folder)
1061 (elmo-nntp-folder-delete-messages folder numbers))
1063 (defun elmo-nntp-folder-delete-messages (folder numbers)
1064 (let ((killed-list (elmo-folder-killed-list-internal folder)))
1065 (dolist (number numbers)
1067 (elmo-msgdb-set-as-killed killed-list number)))
1068 (elmo-folder-set-killed-list-internal folder killed-list))
1071 (luna-define-method elmo-folder-exists-p ((folder elmo-nntp-folder))
1072 (let ((session (elmo-nntp-get-session folder)))
1073 (if (elmo-folder-plugged-p folder)
1075 (elmo-nntp-send-command
1078 (elmo-nntp-folder-group-internal folder)))
1079 (elmo-nntp-read-response session))
1082 (defun elmo-nntp-retrieve-field (spec field from-msgs)
1083 "Retrieve FIELD values from FROM-MSGS.
1084 Returns a list of cons cells like (NUMBER . VALUE)"
1085 (let ((session (elmo-nntp-get-session spec)))
1086 (if (elmo-nntp-xhdr-p session)
1088 (elmo-nntp-select-group session (elmo-nntp-folder-group-internal spec))
1089 (elmo-nntp-send-command session
1090 (format "xhdr %s %s"
1098 (- (length from-msgs) 1) 0)
1101 (if (elmo-nntp-read-response session t)
1102 (elmo-nntp-parse-xhdr-response
1103 (elmo-nntp-read-contents session))
1104 (elmo-nntp-set-xhdr session nil)
1105 (error "NNTP XHDR command failed"))))))
1107 (defun elmo-nntp-search-primitive (spec condition &optional from-msgs)
1108 (let ((search-key (elmo-filter-key condition)))
1110 ((string= "last" search-key)
1111 (let ((numbers (or from-msgs (elmo-folder-list-messages spec))))
1112 (nthcdr (max (- (length numbers)
1113 (string-to-int (elmo-filter-value condition)))
1116 ((string= "first" search-key)
1117 (let* ((numbers (or from-msgs (elmo-folder-list-messages spec)))
1118 (rest (nthcdr (string-to-int (elmo-filter-value condition) )
1120 (mapcar '(lambda (x) (delete x numbers)) rest)
1122 ((or (string= "since" search-key)
1123 (string= "before" search-key))
1124 (let* ((key-date (elmo-date-get-datevec (elmo-filter-value condition)))
1125 (key-datestr (elmo-date-make-sortable-string key-date))
1126 (since (string= "since" search-key))
1128 (if (eq (elmo-filter-type condition) 'unmatch)
1129 (setq since (not since)))
1135 (string< key-datestr
1136 (elmo-date-make-sortable-string
1139 (current-time-zone) nil)))
1140 (not (string< key-datestr
1141 (elmo-date-make-sortable-string
1144 (current-time-zone) nil)))))
1146 (elmo-nntp-retrieve-field spec "date" from-msgs))))
1148 (elmo-list-filter from-msgs result)
1151 (let ((val (elmo-filter-value condition))
1152 (negative (eq (elmo-filter-type condition) 'unmatch))
1153 (case-fold-search t)
1159 (if (string-match val
1160 (eword-decode-string
1161 (decode-mime-charset-string
1162 (cdr pair) elmo-mime-charset)))
1163 (unless negative (car pair))
1164 (if negative (car pair))))
1165 (elmo-nntp-retrieve-field spec search-key
1168 (elmo-list-filter from-msgs result)
1171 (luna-define-method elmo-folder-search ((folder elmo-nntp-folder)
1172 condition &optional from-msgs)
1175 ((vectorp condition)
1176 (setq result (elmo-nntp-search-primitive
1177 folder condition from-msgs)))
1178 ((eq (car condition) 'and)
1179 (setq result (elmo-folder-search folder (nth 1 condition) from-msgs)
1180 result (elmo-list-filter result
1182 folder (nth 2 condition)
1184 ((eq (car condition) 'or)
1185 (setq result (elmo-folder-search folder (nth 1 condition) from-msgs)
1186 result (elmo-uniq-list
1188 (elmo-folder-search folder (nth 2 condition)
1190 result (sort result '<))))))
1192 (defun elmo-nntp-get-folders-info-prepare (folder session-keys)
1194 (let ((session (elmo-nntp-get-session folder))
1196 (with-current-buffer (elmo-network-session-buffer session)
1197 (unless (setq key (assoc session session-keys))
1199 (setq key (cons session
1201 (elmo-net-folder-server-internal folder)
1202 (elmo-net-folder-user-internal folder)
1203 (elmo-net-folder-port-internal folder)
1204 (elmo-net-folder-stream-type-internal
1206 (setq session-keys (nconc session-keys (list key))))
1207 (elmo-nntp-send-command session
1209 (elmo-nntp-folder-group-internal
1212 (if elmo-nntp-get-folders-securely
1213 (accept-process-output
1214 (elmo-network-session-process-internal session)
1216 (setq count (aref (cdr key) 0))
1217 (aset (cdr key) 0 (1+ count))))
1219 (when elmo-auto-change-plugged
1224 (defun elmo-nntp-get-folders-info (session-keys)
1225 (let ((sessions session-keys)
1226 (cur (get-buffer-create " *ELMO NNTP Temp*")))
1228 (let* ((session (caar sessions))
1229 (key (cdar sessions))
1230 (count (aref key 0))
1231 (server (aref key 1))
1235 (hashtb (or elmo-newsgroups-hashtb
1236 (setq elmo-newsgroups-hashtb
1237 (elmo-make-hash count)))))
1239 (elmo-nntp-groups-read-response session cur count)
1241 (goto-char (point-min))
1242 (let ((case-replace nil)
1243 (postfix (elmo-nntp-folder-postfix user server port type)))
1244 (if (not (string= postfix ""))
1246 (replace-regexp "^\\(211 [0-9]+ [0-9]+ [0-9]+ [^ \n]+\\).*$"
1248 (elmo-replace-in-string
1250 "\\\\" "\\\\\\\\\\\\\\\\"))))))
1251 (let (len min max group)
1254 (when (= (following-char) ?2)
1256 (setq len (read cur)
1259 (set (setq group (let ((obarray hashtb)) (read cur)))
1260 (list len min max)))
1261 (error (and group (symbolp group) (set group nil))))
1263 (setq sessions (cdr sessions))))
1266 ;; original is 'nntp-retrieve-groups [Gnus]
1267 (defun elmo-nntp-groups-read-response (session outbuf count)
1269 (last-point (point-min)))
1270 (with-current-buffer (elmo-network-session-buffer session)
1271 (accept-process-output
1272 (elmo-network-session-process-internal session) 1)
1274 ;; Wait for all replies.
1275 (message "Getting folders info...")
1277 (goto-char last-point)
1279 (while (re-search-forward "^[0-9]" nil t)
1282 (setq last-point (point))
1284 (accept-process-output (elmo-network-session-process-internal session)
1287 (when (> count elmo-display-progress-threshold)
1288 (if (or (zerop (% received 10)) (= received count))
1289 (elmo-display-progress
1290 'elmo-nntp-groups-read-response "Getting folders info..."
1291 (/ (* received 100) count)))))
1292 (when (> count elmo-display-progress-threshold)
1293 (elmo-display-progress
1294 'elmo-nntp-groups-read-response "Getting folders info..." 100))
1295 ;; Wait for the reply from the final command.
1296 (goto-char (point-max))
1297 (re-search-backward "^[0-9]" nil t)
1298 (when (looking-at "^[23]")
1300 (goto-char (point-max))
1301 (not (re-search-backward "\r?\n" (- (point) 3) t)))
1302 (accept-process-output
1303 (elmo-network-session-process-internal session) 1)
1305 ;; Now all replies are received. We remove CRs.
1306 (goto-char (point-min))
1307 (while (search-forward "\r" nil t)
1308 (replace-match "" t t))
1309 (copy-to-buffer outbuf (point-min) (point-max)))))
1311 ;; from nntp.el [Gnus]
1313 (defsubst elmo-nntp-next-result-arrived-p ()
1315 ((eq (following-char) ?2)
1316 (if (re-search-forward "\n\\.\r?\n" nil t)
1319 ((looking-at "[34]")
1320 (if (search-forward "\n" nil t)
1326 (defun elmo-nntp-retrieve-headers (session outbuf articles)
1327 "Retrieve the headers of ARTICLES."
1328 (with-current-buffer (elmo-network-session-buffer session)
1330 (let ((number (length articles))
1333 (last-point (point-min))
1335 ;; Send HEAD commands.
1336 (while (setq article (pop articles))
1337 (elmo-nntp-send-command session
1338 (format "head %s" article)
1340 (setq count (1+ count))
1341 ;; Every 200 requests we have to read the stream in
1342 ;; order to avoid deadlocks.
1343 (when (or (null articles) ;All requests have been sent.
1344 (zerop (% count elmo-nntp-header-fetch-chop-length)))
1345 (accept-process-output
1346 (elmo-network-session-process-internal session) 1)
1349 (goto-char last-point)
1351 (while (elmo-nntp-next-result-arrived-p)
1352 (setq last-point (point))
1353 (setq received (1+ received)))
1355 (when (> number elmo-display-progress-threshold)
1356 (if (or (zerop (% received 20)) (= received number))
1357 (elmo-display-progress
1358 'elmo-nntp-retrieve-headers "Getting headers..."
1359 (/ (* received 100) number))))
1360 (accept-process-output
1361 (elmo-network-session-process-internal session) 1)
1363 (when (> number elmo-display-progress-threshold)
1364 (elmo-display-progress
1365 'elmo-nntp-retrieve-headers "Getting headers..." 100))
1366 (message "Getting headers...done")
1367 ;; Remove all "\r"'s.
1368 (goto-char (point-min))
1369 (while (search-forward "\r\n" nil t)
1370 (replace-match "\n"))
1371 (copy-to-buffer outbuf (point-min) (point-max)))))
1375 (defun elmo-nntp-msgdb-create-message (len new-mark
1376 already-mark seen-mark seen-list)
1378 (let (beg overview number-alist mark-alist
1379 entity i num gmark seen message-id)
1380 (elmo-set-buffer-multibyte nil)
1381 (goto-char (point-min))
1383 (message "Creating msgdb...")
1385 (setq beg (save-excursion (forward-line 1) (point)))
1387 (and (looking-at "^2[0-9]*[ ]+\\([0-9]+\\)")
1389 (elmo-match-buffer 1))))
1390 (elmo-nntp-next-result-arrived-p)
1395 (narrow-to-region beg (point))
1397 (elmo-msgdb-create-overview-from-buffer num))
1400 (elmo-msgdb-append-element
1403 (elmo-msgdb-number-add
1405 (elmo-msgdb-overview-entity-get-number entity)
1407 (setq message-id (car entity))
1408 (setq seen (member message-id seen-list))
1410 (or (elmo-msgdb-global-mark-get message-id)
1411 (if (elmo-file-cache-status
1412 (elmo-file-cache-get message-id))
1417 (if elmo-nntp-use-cache
1421 (elmo-msgdb-mark-append
1425 (when (> len elmo-display-progress-threshold)
1427 (if (or (zerop (% i 20)) (= i len))
1428 (elmo-display-progress
1429 'elmo-nntp-msgdb-create-message "Creating msgdb..."
1430 (/ (* i 100) len)))))
1431 (when (> len elmo-display-progress-threshold)
1432 (elmo-display-progress
1433 'elmo-nntp-msgdb-create-message "Creating msgdb..." 100))
1434 (list overview number-alist mark-alist))))
1436 (luna-define-method elmo-message-use-cache-p ((folder elmo-nntp-folder) number)
1437 elmo-nntp-use-cache)
1439 (luna-define-method elmo-folder-creatable-p ((folder elmo-nntp-folder))
1442 (defun elmo-nntp-parse-newsgroups (string &optional subscribe-only)
1443 (let ((nglist (elmo-parse string "[ \t\f\r\n,]*\\([^ \t\f\r\n,]+\\)"))
1445 (if (not subscribe-only)
1448 (if (intern-soft ng elmo-newsgroups-hashtb)
1449 (setq ngs (cons ng ngs))))
1452 ;;; Crosspost processing.
1454 ;; 1. setup crosspost alist.
1455 ;; 1.1. When message is fetched and is crossposted message,
1456 ;; it is remembered in `temp-crosses' slot.
1457 ;; temp-crosses slot is a list of cons cell:
1458 ;; (NUMBER . (MESSAGE-ID (LIST-OF-NEWSGROUPS) 'ng))
1459 ;; 1.2. In elmo-folder-close, `temp-crosses' slot is cleared,
1460 ;; 1.3. In elmo-folder-mark-as-read, move crosspost entry
1461 ;; from `temp-crosses' slot to `elmo-crosspost-message-alist'.
1463 ;; 2. process crosspost alist.
1464 ;; 2.1. At elmo-folder-process-crosspost, setup `reads' slot from
1465 ;; `elmo-crosspost-message-alist'.
1466 ;; 2.2. remove crosspost entry for current newsgroup from
1467 ;; `elmo-crosspost-message-alist'.
1468 ;; 2.3. elmo-folder-list-unreads return unread message list according to
1470 ;; (There's a problem that if `elmo-folder-list-unreads'
1471 ;; never executed, crosspost information is thrown away.)
1472 ;; 2.4. In elmo-folder-close, `read' slot is cleared,
1474 (defun elmo-nntp-setup-crosspost-buffer (folder number)
1475 ;; 1.1. When message is fetched and is crossposted message,
1476 ;; it is remembered in `temp-crosses' slot.
1477 ;; temp-crosses slot is a list of cons cell:
1478 ;; (NUMBER . (MESSAGE-ID (LIST-OF-NEWSGROUPS) 'ng))
1479 (let (newsgroups crosspost-newsgroups message-id)
1481 (std11-narrow-to-header)
1482 (setq newsgroups (std11-fetch-field "newsgroups")
1483 message-id (std11-msg-id-string
1484 (car (std11-parse-msg-id-string
1485 (std11-fetch-field "message-id"))))))
1487 (when (setq crosspost-newsgroups
1489 (elmo-nntp-folder-group-internal folder)
1490 (elmo-nntp-parse-newsgroups newsgroups t)))
1491 (unless (assq number
1492 (elmo-nntp-folder-temp-crosses-internal folder))
1493 (elmo-nntp-folder-set-temp-crosses-internal
1495 (cons (cons number (list message-id crosspost-newsgroups 'ng))
1496 (elmo-nntp-folder-temp-crosses-internal folder))))))))
1498 (luna-define-method elmo-folder-close-internal ((folder elmo-nntp-folder))
1499 ;; 1.2. In elmo-folder-close, `temp-crosses' slot is cleared,
1500 (elmo-nntp-folder-set-temp-crosses-internal folder nil)
1501 (elmo-nntp-folder-set-reads-internal folder nil)
1504 (defun elmo-nntp-folder-update-crosspost-message-alist (folder numbers)
1505 ;; 1.3. In elmo-folder-mark-as-read, move crosspost entry
1506 ;; from `temp-crosses' slot to `elmo-crosspost-message-alist'.
1508 (dolist (number numbers)
1509 (when (setq elem (assq number
1510 (elmo-nntp-folder-temp-crosses-internal folder)))
1511 (unless (assoc (cdr (cdr elem)) elmo-crosspost-message-alist)
1512 (setq elmo-crosspost-message-alist
1513 (cons (cdr elem) elmo-crosspost-message-alist)))
1514 (elmo-nntp-folder-set-temp-crosses-internal
1516 (delq elem (elmo-nntp-folder-temp-crosses-internal folder)))))))
1518 (luna-define-method elmo-folder-mark-as-read ((folder elmo-nntp-folder)
1520 (elmo-nntp-folder-update-crosspost-message-alist folder numbers)
1523 (luna-define-method elmo-folder-process-crosspost ((folder elmo-nntp-folder)
1526 (elmo-nntp-folder-process-crosspost folder number-alist))
1528 (defun elmo-nntp-folder-process-crosspost (folder number-alist)
1529 ;; 2.1. At elmo-folder-process-crosspost, setup `reads' slot from
1530 ;; `elmo-crosspost-message-alist'.
1531 ;; 2.2. remove crosspost entry for current newsgroup from
1532 ;; `elmo-crosspost-message-alist'.
1533 (let (cross-deletes reads entity ngs)
1534 (dolist (cross elmo-crosspost-message-alist)
1536 (when (setq entity (rassoc (nth 0 cross) number-alist))
1537 (setq reads (cons (car entity) reads)))
1538 (when (setq entity (elmo-msgdb-overview-get-entity
1540 (elmo-folder-msgdb folder)))
1541 (setq reads (cons (elmo-msgdb-overview-entity-get-number entity)
1544 (if (setq ngs (delete (elmo-nntp-folder-group-internal folder)
1546 (setcar (cdr cross) ngs)
1547 (setq cross-deletes (cons cross cross-deletes)))
1548 (setq elmo-crosspost-message-alist-modified t)))
1549 (dolist (dele cross-deletes)
1550 (setq elmo-crosspost-message-alist (delq
1552 elmo-crosspost-message-alist)))
1553 (elmo-nntp-folder-set-reads-internal folder reads)))
1555 (luna-define-method elmo-folder-list-unreads-internal
1556 ((folder elmo-nntp-folder) unread-marks mark-alist)
1557 ;; 2.3. elmo-folder-list-unreads return unread message list according to
1559 (let ((mark-alist (or mark-alist (elmo-msgdb-get-mark-alist
1560 (elmo-folder-msgdb folder)))))
1561 (elmo-living-messages (delq nil
1564 (if (member (nth 1 x) unread-marks)
1567 (elmo-nntp-folder-reads-internal folder))))
1570 (product-provide (provide 'elmo-nntp) (require 'elmo-version))
1572 ;;; elmo-nntp.el ends here