1 ;;; elmo-pop3.el --- POP3 Interface for ELMO.
3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
4 ;; Copyright (C) 1999,2000 Kenichi OKADA <okada@opaopa.org>
6 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
7 ;; Kenichi OKADA <okada@opaopa.org>
8 ;; Keywords: mail, net news
10 ;; This file is part of ELMO (Elisp Library for Message Orchestration).
12 ;; This program 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)
17 ;; This program is distributed in the hope that it will be useful,
18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 ;; GNU General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with GNU Emacs; see the file COPYING. If not, write to the
24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
43 (autoload 'md5 "md5"))
45 (defcustom elmo-pop3-default-use-uidl t
46 "If non-nil, use UIDL on POP3."
50 (defvar elmo-pop3-use-uidl-internal t
51 "(Internal switch for using UIDL on POP3).")
53 (defvar elmo-pop3-use-cache t
54 "Use cache in pop3 folder.")
56 (defvar elmo-pop3-send-command-synchronously nil
57 "If non-nil, commands are send synchronously.
58 If server doesn't accept asynchronous commands, this variable should be
61 (defcustom elmo-pop3-exists-exactly nil
62 "If non-nil, POP3 folder existence is checked everytime before the session."
66 (defconst elmo-pop3-folder-name-syntax `(([user ".+"])
68 (?: [uidl "^[A-Za-z]+$"])
69 ,@elmo-net-folder-name-syntax))
71 (defvar sasl-mechanism-alist)
73 (defvar elmo-pop3-retrieve-progress-reporter nil)
76 (defvar elmo-pop3-debug nil
77 "Non-nil forces POP3 folder as debug mode.
78 Debug information is inserted in the buffer \"*POP3 DEBUG*\"")
81 (defsubst elmo-pop3-debug (message &rest args)
83 (let ((biff (string-match "BIFF-" (buffer-name)))
85 (with-current-buffer (get-buffer-create (concat "*POP3 DEBUG*"
87 (goto-char (point-max))
89 (insert (apply 'format message args) "\n")))))
93 (luna-define-class elmo-pop3-folder (elmo-net-folder elmo-location-map)
95 (luna-define-internal-accessors 'elmo-pop3-folder))
97 (defsubst elmo-pop3-folder-use-uidl (folder)
98 (if elmo-inhibit-number-mapping
100 (elmo-pop3-folder-use-uidl-internal folder)))
102 (luna-define-method elmo-folder-initialize ((folder elmo-pop3-folder) name)
103 (let ((elmo-network-stream-type-alist
104 (if elmo-pop3-stream-type-alist
105 (append elmo-pop3-stream-type-alist
106 elmo-network-stream-type-alist)
107 elmo-network-stream-type-alist))
109 (setq tokens (car (elmo-parse-separated-tokens
111 elmo-pop3-folder-name-syntax)))
113 (elmo-net-folder-set-user-internal folder
114 (or (cdr (assq 'user tokens))
115 elmo-pop3-default-user))
117 (setq auth (cdr (assq 'auth tokens)))
118 (elmo-net-folder-set-auth-internal folder
120 (intern (downcase auth))
121 elmo-pop3-default-authenticate-type))
123 (setq uidl (cdr (assq 'uidl tokens)))
124 (elmo-pop3-folder-set-use-uidl-internal folder
126 (string= uidl "uidl")
127 elmo-pop3-default-use-uidl))
129 (elmo-net-folder-set-parameters
132 (list :server elmo-pop3-default-server
133 :port elmo-pop3-default-port
135 (elmo-get-network-stream-type elmo-pop3-default-stream-type)))
139 (luna-define-class elmo-pop3-session (elmo-network-session) ())
142 (defvar elmo-pop3-read-point nil)
143 (defvar elmo-pop3-number-uidl-hash nil) ; number -> uidl
144 (defvar elmo-pop3-uidl-number-hash nil) ; uidl -> number
145 (defvar elmo-pop3-size-hash nil) ; number -> size
146 (defvar elmo-pop3-uidl-done nil)
147 (defvar elmo-pop3-list-done nil)
148 (defvar elmo-pop3-lock nil)
150 (defvar elmo-pop3-local-variables '(elmo-pop3-read-point
151 elmo-pop3-uidl-number-hash
152 elmo-pop3-number-uidl-hash
158 (luna-define-method elmo-network-close-session ((session elmo-pop3-session))
159 (when (elmo-network-session-process-internal session)
160 (when (memq (process-status
161 (elmo-network-session-process-internal session))
163 (elmo-pop3-send-command (elmo-network-session-process-internal session)
166 (or (cdr (elmo-pop3-read-response
167 (elmo-network-session-process-internal session)
169 (error "POP error: QUIT failed")))
170 (kill-buffer (process-buffer
171 (elmo-network-session-process-internal session)))
172 (delete-process (elmo-network-session-process-internal session))))
174 (defun elmo-pop3-get-session (folder &optional if-exists)
175 "Get POP3 session for FOLDER.
176 If IF-EXISTS is non-nil, don't get new session.
177 If IF-EXISTS is `any-exists', get BIFF session or normal session if exists."
178 (let ((elmo-pop3-use-uidl-internal (elmo-pop3-folder-use-uidl folder)))
180 (if (eq if-exists 'any-exists)
181 (or (elmo-network-get-session 'elmo-pop3-session
184 (elmo-network-get-session 'elmo-pop3-session
187 (elmo-network-get-session 'elmo-pop3-session
189 (if (elmo-folder-biff-internal folder)
193 ;; For saving existency.
194 (unless (file-exists-p (elmo-folder-msgdb-path folder))
195 (elmo-make-directory (elmo-folder-msgdb-path folder))))))
197 (defun elmo-pop3-send-command (process command &optional no-erase no-log)
198 (with-current-buffer (process-buffer process)
201 (goto-char (point-min))
202 (setq elmo-pop3-read-point (point))
203 (elmo-pop3-debug "SEND: %s\n" (if no-log "<NO LOGGING>" command))
204 (process-send-string process (concat command "\r\n"))))
206 (defun elmo-pop3-read-response (process &optional not-command)
207 "Read response and return a cons cell of \(CODE . BODY\).
208 PROCESS is the process to read response from.
209 If optional NOT-COMMAND is non-nil, read only the first line.
210 CODE is one of the following:
211 'ok ... response is OK.
212 'err ... response is ERROR.
213 'login-delay ... user is not allowed to login until the login delay
215 'in-use ... authentication was successful but the mailbox is in use."
216 ;; buffer is in case for process is dead.
217 (with-current-buffer (process-buffer process)
218 (let ((case-fold-search nil)
219 (response-string nil)
220 (response-continue t)
224 (while response-continue
225 (goto-char elmo-pop3-read-point)
226 (while (not (re-search-forward "\r?\n" nil t))
227 (accept-process-output process 1)
228 (goto-char elmo-pop3-read-point))
229 (setq match-end (point))
230 (setq response-string
231 (buffer-substring elmo-pop3-read-point
232 (max (- match-end 2) elmo-pop3-read-point)))
233 (goto-char elmo-pop3-read-point)
234 (if (looking-at "\\+.*$")
236 (setq response-continue nil)
237 (setq elmo-pop3-read-point match-end)
240 (concat return-value "\n" response-string)
242 (if (looking-at "\\-.*$")
244 (when (looking-at "[^ ]+ \\[\\([^]]+\\)\\]")
248 (buffer-substring (match-beginning 1)
251 response-continue nil
252 elmo-pop3-read-point match-end
253 return-value (cons (or return-value 'err) nil)))
254 (setq elmo-pop3-read-point match-end)
256 (setq response-continue nil))
259 (concat return-value "\n" response-string)
261 (setq elmo-pop3-read-point match-end)))
264 (cons 'ok return-value)))))
266 (defun elmo-pop3-process-filter (process output)
267 (when (buffer-live-p (process-buffer process))
268 (with-current-buffer (process-buffer process)
269 (goto-char (point-max))
271 (elmo-pop3-debug "RECEIVED: %s\n" output)
272 (when elmo-pop3-retrieve-progress-reporter
273 (elmo-progress-notify 'elmo-retrieve-message :set (buffer-size))))))
275 (defun elmo-pop3-auth-user (session)
276 (let ((process (elmo-network-session-process-internal session))
279 (elmo-pop3-send-command
281 (format "user %s" (elmo-network-session-user-internal session))
283 (setq response (elmo-pop3-read-response process t))
284 (unless (eq (car response) 'ok)
285 (signal 'elmo-open-error '(elmo-pop-auth-user)))
286 (elmo-pop3-send-command process
290 (elmo-network-session-password-key session)))
292 (setq response (elmo-pop3-read-response process t))
296 (error "Maildrop is currently in use"))
298 (error "Not allowed to login until the login delay period has expired"))
300 (signal 'elmo-authenticate-error '(elmo-pop-auth-user))))
303 (defun elmo-pop3-auth-apop (session)
304 (unless (string-match "^\+OK .*\\(<[=!-;?-~]+@[=!-;?-~]+>\\)"
305 (elmo-network-session-greeting-internal session))
306 (signal 'elmo-open-error '(elmo-pop3-auth-apop)))
307 ;; good, APOP ready server
308 (elmo-pop3-send-command
309 (elmo-network-session-process-internal session)
311 (elmo-network-session-user-internal session)
313 (concat (match-string
315 (elmo-network-session-greeting-internal session))
317 (elmo-network-session-password-key session)))))
319 (let ((response (elmo-pop3-read-response
320 (elmo-network-session-process-internal session)
325 (error "Maildrop is currently in use"))
327 (error "Not allowed to login until the login delay period has expired"))
329 (signal 'elmo-authenticate-error '(elmo-pop-auth-apop))))
332 (luna-define-method elmo-network-initialize-session-buffer :after
333 ((session elmo-pop3-session) buffer)
334 (with-current-buffer buffer
335 (mapcar 'make-variable-buffer-local elmo-pop3-local-variables)))
337 (luna-define-method elmo-network-initialize-session ((session
339 (let ((process (elmo-network-session-process-internal session))
341 (with-current-buffer (process-buffer process)
342 (set-process-filter process 'elmo-pop3-process-filter)
343 (setq elmo-pop3-read-point (point-min))
344 ;; Skip garbage output from process before greeting.
345 (while (and (memq (process-status process) '(open run))
346 (goto-char (point-max))
348 (not (looking-at "+OK")))
349 (accept-process-output process 1))
350 (setq elmo-pop3-read-point (point))
351 (or (elmo-network-session-set-greeting-internal
353 (cdr (elmo-pop3-read-response process t))) ; if ok, cdr is non-nil.
354 (signal 'elmo-open-error
355 '(elmo-network-intialize-session)))
356 (when (eq (elmo-network-stream-type-symbol
357 (elmo-network-session-stream-type-internal session))
359 (elmo-pop3-send-command process "stls")
360 (if (eq 'ok (car (elmo-pop3-read-response process)))
361 (starttls-negotiate process)
362 (signal 'elmo-open-error '(elmo-pop3-starttls-error)))))))
364 (luna-define-method elmo-network-authenticate-session ((session
366 (with-current-buffer (process-buffer
367 (elmo-network-session-process-internal session))
368 (let* ((process (elmo-network-session-process-internal session))
369 (auth (elmo-network-session-auth-internal session))
370 (auth (mapcar (lambda (mechanism) (upcase (symbol-name mechanism)))
371 (if (listp auth) auth (list auth)))))
372 (or (and (string= "USER" (car auth))
373 (elmo-pop3-auth-user session))
374 (and (string= "APOP" (car auth))
375 (elmo-pop3-auth-apop session))
376 (let (sasl-mechanisms
377 client name step response mechanism
378 sasl-read-passphrase)
380 (setq sasl-mechanisms (mapcar 'car sasl-mechanism-alist))
381 (setq mechanism (sasl-find-mechanism auth))
383 (signal 'elmo-authenticate-error '(elmo-pop3-auth-no-mechanisms)))
387 (elmo-network-session-user-internal session)
389 (elmo-network-session-server-internal session)))
390 ;;; (if elmo-pop3-auth-user-realm
391 ;;; (sasl-client-set-property client 'realm elmo-pop3-auth-user-realm))
392 (setq name (sasl-mechanism-name mechanism))
393 (elmo-network-session-set-auth-internal session
394 (intern (downcase name)))
395 (setq sasl-read-passphrase
398 (elmo-network-session-password-key session))))
399 (setq step (sasl-next-step client nil))
400 (elmo-pop3-send-command
403 (and (sasl-step-data step)
406 (elmo-base64-encode-string
407 (sasl-step-data step) 'no-line-break))))
411 (setq response (elmo-pop3-read-response process t))
415 (error "Maildrop is currently in use"))
417 (error "Not allowed to login \
418 until the login delay period has expired"))
420 (signal 'elmo-authenticate-error
421 (list (intern (concat "elmo-pop3-auth-"
422 (downcase name)))))))
423 (if (sasl-next-step client step)
425 (signal 'elmo-authenticate-error
427 (concat "elmo-pop3-auth-"
429 ;; The authentication process is finished.
433 (elmo-base64-decode-string
434 (cadr (split-string response " "))))
435 (setq step (sasl-next-step client step))
436 (elmo-pop3-send-command
438 (if (sasl-step-data step)
439 (elmo-base64-encode-string (sasl-step-data step)
441 "") nil 'no-log))))))))
443 (luna-define-method elmo-network-setup-session ((session
445 (let ((process (elmo-network-session-process-internal session))
447 (with-current-buffer (process-buffer process)
448 (setq elmo-pop3-size-hash (elmo-make-hash 31))
449 ;; To get obarray of uidl and size
450 (elmo-pop3-send-command process "list")
451 (if (null (cdr (elmo-pop3-read-response process)))
452 (error "POP LIST command failed"))
453 (if (null (setq response
454 (elmo-pop3-read-contents process)))
455 (error "POP LIST command failed"))
456 ;; POP server always returns a sequence of serial numbers.
457 (setq count (elmo-pop3-parse-list-response response))
459 (when elmo-pop3-use-uidl-internal
460 (setq elmo-pop3-uidl-number-hash (elmo-make-hash (* count 2)))
461 (setq elmo-pop3-number-uidl-hash (elmo-make-hash (* count 2)))
463 (elmo-pop3-send-command process "uidl")
464 (unless (cdr (elmo-pop3-read-response process))
465 (error "POP UIDL failed"))
466 (unless (setq response (elmo-pop3-read-contents process))
467 (error "POP UIDL failed"))
468 (elmo-pop3-parse-uidl-response response)))))
470 (defun elmo-pop3-read-contents (process)
471 (with-current-buffer (process-buffer process)
472 (let ((case-fold-search nil)
473 (point elmo-pop3-read-point))
474 (while (and (goto-char (- point 2))
475 (not (search-forward "\r\n.\r\n" nil t)))
476 (setq point (max (- (point-max) 2) ; Care of \r\n.\r[EOF] case
477 elmo-pop3-read-point))
478 (accept-process-output process 1))
480 (buffer-substring elmo-pop3-read-point
483 (luna-define-method elmo-folder-expand-msgdb-path ((folder elmo-pop3-folder))
484 (convert-standard-filename
486 (elmo-safe-filename (elmo-net-folder-user-internal folder))
487 (expand-file-name (elmo-net-folder-server-internal folder)
490 elmo-msgdb-directory)))))
492 (luna-define-method elmo-folder-exists-p ((folder elmo-pop3-folder))
493 (if (and elmo-pop3-exists-exactly
494 (elmo-folder-plugged-p folder))
496 (let (elmo-auto-change-plugged ; don't change plug status.
497 (elmo-inhibit-number-mapping t) ; No need to use uidl.
500 (setq session (elmo-pop3-get-session folder))
502 (elmo-network-close-session session)))))
503 (or (file-directory-p (elmo-folder-msgdb-path folder))
505 (when (elmo-folder-plugged-p folder)
506 (let ((elmo-pop3-exists-exactly t))
507 (elmo-folder-exists-p folder))))))
509 (defun elmo-pop3-parse-uidl-response (string)
510 (let ((buffer (current-buffer))
513 (let (number uid list)
515 (goto-char (point-min))
516 (while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([^ \n]+\\)$" nil t)
517 (setq number (elmo-match-buffer 1))
518 (setq uid (elmo-match-buffer 2))
519 (with-current-buffer buffer
520 (elmo-set-hash-val uid number elmo-pop3-uidl-number-hash)
521 (elmo-set-hash-val (concat "#" number) uid
522 elmo-pop3-number-uidl-hash))
523 (setq list (cons uid list)))
524 (with-current-buffer buffer (setq elmo-pop3-uidl-done t))
527 (defun elmo-pop3-parse-list-response (string)
528 (let ((buffer (current-buffer))
533 (goto-char (point-min))
534 (while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([0-9]+\\)$" nil t)
537 (cons (elmo-match-buffer 1)
538 (elmo-match-buffer 2))
540 (setq count (1+ count)))
541 (with-current-buffer buffer
542 (setq elmo-pop3-size-hash (elmo-make-hash (* (length alist) 2)))
544 (elmo-set-hash-val (concat "#" (car (car alist)))
547 (setq alist (cdr alist)))
548 (setq elmo-pop3-list-done t))
551 (defun elmo-pop3-list-location (folder)
552 (with-current-buffer (process-buffer
553 (elmo-network-session-process-internal
554 (elmo-pop3-get-session folder)))
556 (if elmo-pop3-uidl-done
560 (setq locations (cons (symbol-name atom) locations)))
561 elmo-pop3-uidl-number-hash)
564 (< (elmo-pop3-uidl-to-number loc1)
565 (elmo-pop3-uidl-to-number loc2)))))
566 (error "POP3: Error in UIDL")))))
568 (defun elmo-pop3-list-folder-by-location (folder locations)
569 (mapcar #'car (elmo-location-map-update folder locations)))
571 (defun elmo-pop3-list-by-uidl-subr (folder &optional nonsort)
572 (let ((flist (elmo-pop3-list-folder-by-location
574 (elmo-pop3-list-location folder))))
576 (cons (elmo-max-of-list flist) (length flist))
579 (defun elmo-pop3-list-by-list (folder)
580 (with-current-buffer (process-buffer
581 (elmo-network-session-process-internal
582 (elmo-pop3-get-session folder)))
584 (if elmo-pop3-list-done
586 (mapatoms (lambda (atom)
587 (setq list (cons (string-to-number
588 (substring (symbol-name atom) 1))
592 (error "POP3: Error in list")))))
594 (defsubst elmo-pop3-folder-list-messages (folder)
595 (if (elmo-pop3-folder-use-uidl folder)
596 (elmo-pop3-list-by-uidl-subr folder)
597 (elmo-pop3-list-by-list folder)))
599 (luna-define-method elmo-folder-list-messages-plugged
600 ((folder elmo-pop3-folder) &optional nohide)
601 (elmo-pop3-folder-list-messages folder))
603 (luna-define-method elmo-folder-status ((folder elmo-pop3-folder))
604 (elmo-folder-open-internal folder)
605 (elmo-folder-check folder)
606 (if (elmo-pop3-folder-use-uidl folder)
608 (elmo-pop3-list-by-uidl-subr folder 'nonsort)
609 (elmo-folder-close-internal folder))
611 (elmo-network-session-process-internal
612 (elmo-pop3-get-session folder)))
615 (with-current-buffer (process-buffer process)
616 (elmo-pop3-send-command process "STAT")
617 (setq response (cdr (elmo-pop3-read-response process)))
618 ;; response: "^\+OK 2 7570$"
619 (if (not (string-match "^\+OK[ \t]*\\([0-9]*\\)" response))
620 (error "POP STAT command failed")
623 (substring response (match-beginning 1)(match-end 1 ))))
624 (elmo-folder-close-internal folder)
625 (cons total total))))))
627 (defvar elmo-pop3-header-fetch-chop-length 200)
629 (defsubst elmo-pop3-next-result-arrived-p ()
631 ((eq (following-char) ?+)
632 (if (re-search-forward "\n\\.\r?\n" nil t)
636 (if (search-forward "\n" nil t)
642 (defun elmo-pop3-retrieve-headers (process tobuffer articles)
643 (with-current-buffer (process-buffer process)
647 (last-point (point-min)))
648 (elmo-with-progress-display (elmo-retrieve-header (length articles))
650 ;; Send HEAD commands.
652 (elmo-pop3-send-command process
653 (format "top %s 0" (car articles))
655 ;;; (accept-process-output process 1)
656 (setq articles (cdr articles))
657 (setq count (1+ count))
658 ;; Every 200 requests we have to read the stream in
659 ;; order to avoid deadlocks.
660 (when (or elmo-pop3-send-command-synchronously
661 (null articles) ;All requests have been sent.
662 (zerop (% count elmo-pop3-header-fetch-chop-length)))
663 (unless elmo-pop3-send-command-synchronously
664 (accept-process-output process 1))
667 (goto-char last-point)
669 (while (elmo-pop3-next-result-arrived-p)
670 (setq last-point (point))
671 (setq received (1+ received)))
673 (elmo-progress-notify 'elmo-retrieve-header :set received)
674 (accept-process-output process 1)
675 ;;; (accept-process-output process)
677 ;; Replace all CRLF with LF.
678 (elmo-delete-cr-buffer)
679 (copy-to-buffer tobuffer (point-min) (point-max)))))
681 (luna-define-method elmo-folder-msgdb-create ((folder elmo-pop3-folder)
683 (let ((process (elmo-network-session-process-internal
684 (elmo-pop3-get-session folder))))
685 (with-current-buffer (process-buffer process)
686 (elmo-pop3-msgdb-create-by-header
692 (defun elmo-pop3-uidl-to-number (uidl)
693 (string-to-number (elmo-get-hash-val uidl
694 elmo-pop3-uidl-number-hash)))
696 (defun elmo-pop3-number-to-uidl (number)
697 (elmo-get-hash-val (format "#%d" number)
698 elmo-pop3-number-uidl-hash))
700 (defun elmo-pop3-number-to-size (number)
702 (elmo-get-hash-val (format "#%d" number) elmo-pop3-size-hash)))
704 (defun elmo-pop3-msgdb-create-by-header (folder process numlist
706 (let ((tmp-buffer (get-buffer-create " *ELMO Overview TMP*")))
708 (with-current-buffer (process-buffer process)
709 (when (elmo-pop3-folder-use-uidl folder)
715 (elmo-pop3-uidl-to-number
716 (elmo-map-message-location folder number)))
718 (elmo-pop3-retrieve-headers process tmp-buffer numlist)
719 (elmo-pop3-msgdb-create-message
726 (kill-buffer tmp-buffer))))
728 (defun elmo-pop3-msgdb-create-message (folder
735 (let ((new-msgdb (elmo-make-msgdb))
736 beg entity number message-id flags)
738 (set-buffer-multibyte default-enable-multibyte-characters)
739 (goto-char (point-min))
740 (elmo-with-progress-display (elmo-folder-msgdb-create num)
743 (setq beg (save-excursion (forward-line 1) (point)))
744 (elmo-pop3-next-result-arrived-p)
748 (narrow-to-region beg (point))
750 (elmo-msgdb-create-message-entity-from-buffer
751 (elmo-msgdb-message-entity-handler new-msgdb)
753 (setq numlist (cdr numlist))
755 (with-current-buffer (process-buffer process)
756 (elmo-message-entity-set-field
759 (elmo-pop3-number-to-size
760 (elmo-message-entity-number entity)))
762 (elmo-map-message-number
764 (elmo-pop3-number-to-uidl
765 (elmo-message-entity-number entity))))
766 (elmo-message-entity-set-number entity number)))
767 (setq message-id (elmo-message-entity-field entity 'message-id)
768 flags (elmo-flag-table-get flag-table message-id))
769 (elmo-global-flags-set flags folder number message-id)
770 (elmo-msgdb-append-entity new-msgdb entity flags))))
771 (elmo-progress-notify 'elmo-folder-msgdb-create)))
774 (defun elmo-pop3-read-body (process outbuf)
775 (with-current-buffer (process-buffer process)
776 (let ((start elmo-pop3-read-point)
779 (while (not (re-search-forward "^\\.\r?\n" nil t))
780 (accept-process-output process 1)
783 (with-current-buffer outbuf
785 (insert-buffer-substring (process-buffer process) start (- end 3)))
788 (luna-define-method elmo-folder-open-internal ((folder elmo-pop3-folder))
789 (when (elmo-pop3-folder-use-uidl folder)
790 (elmo-location-map-load folder (elmo-folder-msgdb-path folder))))
792 (luna-define-method elmo-folder-open-internal-p ((folder elmo-pop3-folder))
793 (elmo-location-map-alist folder))
795 (luna-define-method elmo-folder-commit :after ((folder elmo-pop3-folder))
796 (when (and (not elmo-inhibit-number-mapping)
797 (elmo-folder-persistent-p folder))
798 (elmo-location-map-save folder (elmo-folder-msgdb-path folder))))
800 (luna-define-method elmo-folder-close-internal ((folder elmo-pop3-folder))
801 (elmo-location-map-teardown folder)
802 ;; Just close connection
803 (elmo-folder-check folder))
805 (luna-define-method elmo-message-fetch-plugged ((folder elmo-pop3-folder)
809 (let ((process (elmo-network-session-process-internal
810 (elmo-pop3-get-session folder)))
811 size response errmsg msg)
812 (with-current-buffer (process-buffer process)
813 (when (elmo-pop3-folder-use-uidl folder)
814 (setq number (elmo-pop3-uidl-to-number
815 (elmo-map-message-location folder number))))
816 (setq size (elmo-pop3-number-to-size number))
818 (elmo-with-progress-display
819 (elmo-retrieve-message size elmo-pop3-retrieve-progress-reporter)
821 (elmo-pop3-send-command process (format "retr %s" number))
822 (when (null (setq response (cdr (elmo-pop3-read-response
824 (error "Fetching message failed"))
825 (setq response (elmo-pop3-read-body process outbuf)))
827 (goto-char (point-min))
828 (while (re-search-forward "^\\." nil t)
831 (elmo-delete-cr-buffer)
834 (defun elmo-pop3-delete-msg (process number)
836 (error "Deleting message failed"))
837 (elmo-pop3-send-command process (format "dele %s" number))
838 (when (null (cdr (elmo-pop3-read-response process t)))
839 (error "Deleting message failed")))
841 (luna-define-method elmo-folder-delete-messages-plugged ((folder
844 (let ((process (elmo-network-session-process-internal
845 (elmo-pop3-get-session folder))))
846 (with-current-buffer (process-buffer process)
847 (dolist (number (if (elmo-pop3-folder-use-uidl folder)
850 (elmo-pop3-uidl-to-number
851 (elmo-map-message-location folder number)))
854 (elmo-pop3-delete-msg process number))
857 (luna-define-method elmo-message-use-cache-p ((folder elmo-pop3-folder) number)
860 (luna-define-method elmo-folder-persistent-p ((folder elmo-pop3-folder))
861 (and (elmo-folder-persistent-internal folder)
862 (elmo-pop3-folder-use-uidl-internal folder)))
864 (luna-define-method elmo-folder-clear :around ((folder elmo-pop3-folder)
865 &optional keep-killed)
867 (elmo-location-map-setup folder))
868 (luna-call-next-method))
870 (luna-define-method elmo-folder-check ((folder elmo-pop3-folder))
871 (if (elmo-folder-plugged-p folder)
872 (let ((session (elmo-pop3-get-session folder 'if-exists)))
874 (elmo-network-close-session session)))))
877 (product-provide (provide 'elmo-pop3) (require 'elmo-version))
879 ;;; elmo-pop3.el ends here