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 (- match-end 2)))
232 (goto-char elmo-pop3-read-point)
233 (if (looking-at "\\+.*$")
235 (setq response-continue nil)
236 (setq elmo-pop3-read-point match-end)
239 (concat return-value "\n" response-string)
241 (if (looking-at "\\-.*$")
243 (when (looking-at "[^ ]+ \\[\\([^]]+\\)\\]")
247 (buffer-substring (match-beginning 1)
250 response-continue nil
251 elmo-pop3-read-point match-end
252 return-value (cons (or return-value 'err) nil)))
253 (setq elmo-pop3-read-point match-end)
255 (setq response-continue nil))
258 (concat return-value "\n" response-string)
260 (setq elmo-pop3-read-point match-end)))
263 (cons 'ok return-value)))))
265 (defun elmo-pop3-process-filter (process output)
266 (when (buffer-live-p (process-buffer process))
267 (with-current-buffer (process-buffer process)
268 (goto-char (point-max))
270 (elmo-pop3-debug "RECEIVED: %s\n" output)
271 (when elmo-pop3-retrieve-progress-reporter
272 (elmo-progress-notify 'elmo-retrieve-message :set (buffer-size))))))
274 (defun elmo-pop3-auth-user (session)
275 (let ((process (elmo-network-session-process-internal session))
278 (elmo-pop3-send-command
280 (format "user %s" (elmo-network-session-user-internal session))
282 (setq response (elmo-pop3-read-response process t))
283 (unless (eq (car response) 'ok)
284 (signal 'elmo-open-error '(elmo-pop-auth-user)))
285 (elmo-pop3-send-command process
289 (elmo-network-session-password-key session)))
291 (setq response (elmo-pop3-read-response process t))
295 (error "Maildrop is currently in use"))
297 (error "Not allowed to login until the login delay period has expired"))
299 (signal 'elmo-authenticate-error '(elmo-pop-auth-user))))
302 (defun elmo-pop3-auth-apop (session)
303 (unless (string-match "^\+OK .*\\(<[=!-;?-~]+@[=!-;?-~]+>\\)"
304 (elmo-network-session-greeting-internal session))
305 (signal 'elmo-open-error '(elmo-pop3-auth-apop)))
306 ;; good, APOP ready server
307 (elmo-pop3-send-command
308 (elmo-network-session-process-internal session)
310 (elmo-network-session-user-internal session)
312 (concat (match-string
314 (elmo-network-session-greeting-internal session))
316 (elmo-network-session-password-key session)))))
318 (let ((response (elmo-pop3-read-response
319 (elmo-network-session-process-internal session)
324 (error "Maildrop is currently in use"))
326 (error "Not allowed to login until the login delay period has expired"))
328 (signal 'elmo-authenticate-error '(elmo-pop-auth-apop))))
331 (luna-define-method elmo-network-initialize-session-buffer :after
332 ((session elmo-pop3-session) buffer)
333 (with-current-buffer buffer
334 (mapcar 'make-variable-buffer-local elmo-pop3-local-variables)))
336 (luna-define-method elmo-network-initialize-session ((session
338 (let ((process (elmo-network-session-process-internal session))
340 (with-current-buffer (process-buffer process)
341 (set-process-filter process 'elmo-pop3-process-filter)
342 (setq elmo-pop3-read-point (point-min))
343 ;; Skip garbage output from process before greeting.
344 (while (and (memq (process-status process) '(open run))
345 (goto-char (point-max))
347 (not (looking-at "+OK")))
348 (accept-process-output process 1))
349 (setq elmo-pop3-read-point (point))
350 (or (elmo-network-session-set-greeting-internal
352 (cdr (elmo-pop3-read-response process t))) ; if ok, cdr is non-nil.
353 (signal 'elmo-open-error
354 '(elmo-network-intialize-session)))
355 (when (eq (elmo-network-stream-type-symbol
356 (elmo-network-session-stream-type-internal session))
358 (elmo-pop3-send-command process "stls")
359 (if (eq 'ok (car (elmo-pop3-read-response process)))
360 (starttls-negotiate process)
361 (signal 'elmo-open-error '(elmo-pop3-starttls-error)))))))
363 (luna-define-method elmo-network-authenticate-session ((session
365 (with-current-buffer (process-buffer
366 (elmo-network-session-process-internal session))
367 (let* ((process (elmo-network-session-process-internal session))
368 (auth (elmo-network-session-auth-internal session))
369 (auth (mapcar (lambda (mechanism) (upcase (symbol-name mechanism)))
370 (if (listp auth) auth (list auth)))))
371 (or (and (string= "USER" (car auth))
372 (elmo-pop3-auth-user session))
373 (and (string= "APOP" (car auth))
374 (elmo-pop3-auth-apop session))
375 (let (sasl-mechanisms
376 client name step response mechanism
377 sasl-read-passphrase)
379 (setq sasl-mechanisms (mapcar 'car sasl-mechanism-alist))
380 (setq mechanism (sasl-find-mechanism auth))
382 (signal 'elmo-authenticate-error '(elmo-pop3-auth-no-mechanisms)))
386 (elmo-network-session-user-internal session)
388 (elmo-network-session-server-internal session)))
389 ;;; (if elmo-pop3-auth-user-realm
390 ;;; (sasl-client-set-property client 'realm elmo-pop3-auth-user-realm))
391 (setq name (sasl-mechanism-name mechanism))
392 (elmo-network-session-set-auth-internal session
393 (intern (downcase name)))
394 (setq sasl-read-passphrase
397 (elmo-network-session-password-key session))))
398 (setq step (sasl-next-step client nil))
399 (elmo-pop3-send-command
402 (and (sasl-step-data step)
405 (elmo-base64-encode-string
406 (sasl-step-data step) 'no-line-break))))
410 (setq response (elmo-pop3-read-response process t))
414 (error "Maildrop is currently in use"))
416 (error "Not allowed to login \
417 until the login delay period has expired"))
419 (signal 'elmo-authenticate-error
420 (list (intern (concat "elmo-pop3-auth-"
421 (downcase name)))))))
422 (if (sasl-next-step client step)
424 (signal 'elmo-authenticate-error
426 (concat "elmo-pop3-auth-"
428 ;; The authentication process is finished.
432 (elmo-base64-decode-string
433 (cadr (split-string response " "))))
434 (setq step (sasl-next-step client step))
435 (elmo-pop3-send-command
437 (if (sasl-step-data step)
438 (elmo-base64-encode-string (sasl-step-data step)
440 "") nil 'no-log))))))))
442 (luna-define-method elmo-network-setup-session ((session
444 (let ((process (elmo-network-session-process-internal session))
446 (with-current-buffer (process-buffer process)
447 (setq elmo-pop3-size-hash (elmo-make-hash 31))
448 ;; To get obarray of uidl and size
449 (elmo-pop3-send-command process "list")
450 (if (null (cdr (elmo-pop3-read-response process)))
451 (error "POP LIST command failed"))
452 (if (null (setq response
453 (elmo-pop3-read-contents process)))
454 (error "POP LIST command failed"))
455 ;; POP server always returns a sequence of serial numbers.
456 (setq count (elmo-pop3-parse-list-response response))
458 (when elmo-pop3-use-uidl-internal
459 (setq elmo-pop3-uidl-number-hash (elmo-make-hash (* count 2)))
460 (setq elmo-pop3-number-uidl-hash (elmo-make-hash (* count 2)))
462 (elmo-pop3-send-command process "uidl")
463 (unless (cdr (elmo-pop3-read-response process))
464 (error "POP UIDL failed"))
465 (unless (setq response (elmo-pop3-read-contents process))
466 (error "POP UIDL failed"))
467 (elmo-pop3-parse-uidl-response response)))))
469 (defun elmo-pop3-read-contents (process)
470 (with-current-buffer (process-buffer process)
471 (let ((case-fold-search nil)
472 (point elmo-pop3-read-point))
473 (while (and (goto-char (- point 2))
474 (not (search-forward "\r\n.\r\n" nil t)))
475 (setq point (max (- (point-max) 2) ; Care of \r\n.\r[EOF] case
476 elmo-pop3-read-point))
477 (accept-process-output process 1))
479 (buffer-substring elmo-pop3-read-point
482 (luna-define-method elmo-folder-expand-msgdb-path ((folder elmo-pop3-folder))
483 (convert-standard-filename
485 (elmo-safe-filename (elmo-net-folder-user-internal folder))
486 (expand-file-name (elmo-net-folder-server-internal folder)
489 elmo-msgdb-directory)))))
491 (luna-define-method elmo-folder-exists-p ((folder elmo-pop3-folder))
492 (if (and elmo-pop3-exists-exactly
493 (elmo-folder-plugged-p folder))
495 (let (elmo-auto-change-plugged ; don't change plug status.
496 (elmo-inhibit-number-mapping t) ; No need to use uidl.
499 (setq session (elmo-pop3-get-session folder))
501 (elmo-network-close-session session)))))
502 (or (file-directory-p (elmo-folder-msgdb-path folder))
504 (when (elmo-folder-plugged-p folder)
505 (let ((elmo-pop3-exists-exactly t))
506 (elmo-folder-exists-p folder))))))
508 (defun elmo-pop3-parse-uidl-response (string)
509 (let ((buffer (current-buffer))
512 (let (number uid list)
514 (goto-char (point-min))
515 (while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([^ \n]+\\)$" nil t)
516 (setq number (elmo-match-buffer 1))
517 (setq uid (elmo-match-buffer 2))
518 (with-current-buffer buffer
519 (elmo-set-hash-val uid number elmo-pop3-uidl-number-hash)
520 (elmo-set-hash-val (concat "#" number) uid
521 elmo-pop3-number-uidl-hash))
522 (setq list (cons uid list)))
523 (with-current-buffer buffer (setq elmo-pop3-uidl-done t))
526 (defun elmo-pop3-parse-list-response (string)
527 (let ((buffer (current-buffer))
532 (goto-char (point-min))
533 (while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([0-9]+\\)$" nil t)
536 (cons (elmo-match-buffer 1)
537 (elmo-match-buffer 2))
539 (setq count (1+ count)))
540 (with-current-buffer buffer
541 (setq elmo-pop3-size-hash (elmo-make-hash (* (length alist) 2)))
543 (elmo-set-hash-val (concat "#" (car (car alist)))
546 (setq alist (cdr alist)))
547 (setq elmo-pop3-list-done t))
550 (defun elmo-pop3-list-location (folder)
551 (with-current-buffer (process-buffer
552 (elmo-network-session-process-internal
553 (elmo-pop3-get-session folder)))
555 (if elmo-pop3-uidl-done
559 (setq locations (cons (symbol-name atom) locations)))
560 elmo-pop3-uidl-number-hash)
563 (< (elmo-pop3-uidl-to-number loc1)
564 (elmo-pop3-uidl-to-number loc2)))))
565 (error "POP3: Error in UIDL")))))
567 (defun elmo-pop3-list-folder-by-location (folder locations)
568 (mapcar #'car (elmo-location-map-update folder locations)))
570 (defun elmo-pop3-list-by-uidl-subr (folder &optional nonsort)
571 (let ((flist (elmo-pop3-list-folder-by-location
573 (elmo-pop3-list-location folder))))
575 (cons (elmo-max-of-list flist) (length flist))
578 (defun elmo-pop3-list-by-list (folder)
579 (with-current-buffer (process-buffer
580 (elmo-network-session-process-internal
581 (elmo-pop3-get-session folder)))
583 (if elmo-pop3-list-done
585 (mapatoms (lambda (atom)
586 (setq list (cons (string-to-number
587 (substring (symbol-name atom) 1))
591 (error "POP3: Error in list")))))
593 (defsubst elmo-pop3-folder-list-messages (folder)
594 (if (elmo-pop3-folder-use-uidl folder)
595 (elmo-pop3-list-by-uidl-subr folder)
596 (elmo-pop3-list-by-list folder)))
598 (luna-define-method elmo-folder-list-messages-plugged
599 ((folder elmo-pop3-folder) &optional nohide)
600 (elmo-pop3-folder-list-messages folder))
602 (luna-define-method elmo-folder-status ((folder elmo-pop3-folder))
603 (elmo-folder-open-internal folder)
604 (elmo-folder-check folder)
605 (if (elmo-pop3-folder-use-uidl folder)
607 (elmo-pop3-list-by-uidl-subr folder 'nonsort)
608 (elmo-folder-close-internal folder))
610 (elmo-network-session-process-internal
611 (elmo-pop3-get-session folder)))
614 (with-current-buffer (process-buffer process)
615 (elmo-pop3-send-command process "STAT")
616 (setq response (cdr (elmo-pop3-read-response process)))
617 ;; response: "^\+OK 2 7570$"
618 (if (not (string-match "^\+OK[ \t]*\\([0-9]*\\)" response))
619 (error "POP STAT command failed")
622 (substring response (match-beginning 1)(match-end 1 ))))
623 (elmo-folder-close-internal folder)
624 (cons total total))))))
626 (defvar elmo-pop3-header-fetch-chop-length 200)
628 (defsubst elmo-pop3-next-result-arrived-p ()
630 ((eq (following-char) ?+)
631 (if (re-search-forward "\n\\.\r?\n" nil t)
635 (if (search-forward "\n" nil t)
641 (defun elmo-pop3-retrieve-headers (process tobuffer articles)
642 (with-current-buffer (process-buffer process)
646 (last-point (point-min)))
647 (elmo-with-progress-display (elmo-retrieve-header (length articles))
649 ;; Send HEAD commands.
651 (elmo-pop3-send-command process
652 (format "top %s 0" (car articles))
654 ;;; (accept-process-output process 1)
655 (setq articles (cdr articles))
656 (setq count (1+ count))
657 ;; Every 200 requests we have to read the stream in
658 ;; order to avoid deadlocks.
659 (when (or elmo-pop3-send-command-synchronously
660 (null articles) ;All requests have been sent.
661 (zerop (% count elmo-pop3-header-fetch-chop-length)))
662 (unless elmo-pop3-send-command-synchronously
663 (accept-process-output process 1))
666 (goto-char last-point)
668 (while (elmo-pop3-next-result-arrived-p)
669 (setq last-point (point))
670 (setq received (1+ received)))
672 (elmo-progress-notify 'elmo-retrieve-header :set received)
673 (accept-process-output process 1)
674 ;;; (accept-process-output process)
676 ;; Replace all CRLF with LF.
677 (elmo-delete-cr-buffer)
678 (copy-to-buffer tobuffer (point-min) (point-max)))))
680 (luna-define-method elmo-folder-msgdb-create ((folder elmo-pop3-folder)
682 (let ((process (elmo-network-session-process-internal
683 (elmo-pop3-get-session folder))))
684 (with-current-buffer (process-buffer process)
685 (elmo-pop3-msgdb-create-by-header
691 (defun elmo-pop3-uidl-to-number (uidl)
692 (string-to-number (elmo-get-hash-val uidl
693 elmo-pop3-uidl-number-hash)))
695 (defun elmo-pop3-number-to-uidl (number)
696 (elmo-get-hash-val (format "#%d" number)
697 elmo-pop3-number-uidl-hash))
699 (defun elmo-pop3-number-to-size (number)
701 (elmo-get-hash-val (format "#%d" number) elmo-pop3-size-hash)))
703 (defun elmo-pop3-msgdb-create-by-header (folder process numlist
705 (let ((tmp-buffer (get-buffer-create " *ELMO Overview TMP*")))
707 (with-current-buffer (process-buffer process)
708 (when (elmo-pop3-folder-use-uidl folder)
714 (elmo-pop3-uidl-to-number
715 (elmo-map-message-location folder number)))
717 (elmo-pop3-retrieve-headers process tmp-buffer numlist)
718 (elmo-pop3-msgdb-create-message
725 (kill-buffer tmp-buffer))))
727 (defun elmo-pop3-msgdb-create-message (folder
734 (let ((new-msgdb (elmo-make-msgdb))
735 beg entity number message-id flags)
737 (set-buffer-multibyte default-enable-multibyte-characters)
738 (goto-char (point-min))
739 (elmo-with-progress-display (elmo-folder-msgdb-create num)
742 (setq beg (save-excursion (forward-line 1) (point)))
743 (elmo-pop3-next-result-arrived-p)
747 (narrow-to-region beg (point))
749 (elmo-msgdb-create-message-entity-from-buffer
750 (elmo-msgdb-message-entity-handler new-msgdb)
752 (setq numlist (cdr numlist))
754 (with-current-buffer (process-buffer process)
755 (elmo-message-entity-set-field
758 (elmo-pop3-number-to-size
759 (elmo-message-entity-number entity)))
761 (elmo-map-message-number
763 (elmo-pop3-number-to-uidl
764 (elmo-message-entity-number entity))))
765 (elmo-message-entity-set-number entity number)))
766 (setq message-id (elmo-message-entity-field entity 'message-id)
767 flags (elmo-flag-table-get flag-table message-id))
768 (elmo-global-flags-set flags folder number message-id)
769 (elmo-msgdb-append-entity new-msgdb entity flags))))
770 (elmo-progress-notify 'elmo-folder-msgdb-create)))
773 (defun elmo-pop3-read-body (process outbuf)
774 (with-current-buffer (process-buffer process)
775 (let ((start elmo-pop3-read-point)
778 (while (not (re-search-forward "^\\.\r?\n" nil t))
779 (accept-process-output process 1)
782 (with-current-buffer outbuf
784 (insert-buffer-substring (process-buffer process) start (- end 3)))
787 (luna-define-method elmo-folder-open-internal ((folder elmo-pop3-folder))
788 (when (elmo-pop3-folder-use-uidl folder)
789 (elmo-location-map-load folder (elmo-folder-msgdb-path folder))))
791 (luna-define-method elmo-folder-commit :after ((folder elmo-pop3-folder))
792 (when (and (not elmo-inhibit-number-mapping)
793 (elmo-folder-persistent-p folder))
794 (elmo-location-map-save folder (elmo-folder-msgdb-path folder))))
796 (luna-define-method elmo-folder-close-internal ((folder elmo-pop3-folder))
797 (elmo-location-map-teardown folder)
798 ;; Just close connection
799 (elmo-folder-check folder))
801 (luna-define-method elmo-message-fetch-plugged ((folder elmo-pop3-folder)
805 (let ((process (elmo-network-session-process-internal
806 (elmo-pop3-get-session folder)))
807 size response errmsg msg)
808 (with-current-buffer (process-buffer process)
809 (when (elmo-pop3-folder-use-uidl folder)
810 (setq number (elmo-pop3-uidl-to-number
811 (elmo-map-message-location folder number))))
812 (setq size (elmo-pop3-number-to-size number))
814 (elmo-with-progress-display
815 (elmo-retrieve-message size elmo-pop3-retrieve-progress-reporter)
817 (elmo-pop3-send-command process (format "retr %s" number))
818 (when (null (setq response (cdr (elmo-pop3-read-response
820 (error "Fetching message failed"))
821 (setq response (elmo-pop3-read-body process outbuf)))
823 (goto-char (point-min))
824 (while (re-search-forward "^\\." nil t)
827 (elmo-delete-cr-buffer)
830 (defun elmo-pop3-delete-msg (process number)
832 (error "Deleting message failed"))
833 (elmo-pop3-send-command process (format "dele %s" number))
834 (when (null (cdr (elmo-pop3-read-response process t)))
835 (error "Deleting message failed")))
837 (luna-define-method elmo-folder-delete-messages-plugged ((folder
840 (let ((process (elmo-network-session-process-internal
841 (elmo-pop3-get-session folder))))
842 (with-current-buffer (process-buffer process)
843 (dolist (number (if (elmo-pop3-folder-use-uidl folder)
846 (elmo-pop3-uidl-to-number
847 (elmo-map-message-location folder number)))
850 (elmo-pop3-delete-msg process number))
853 (luna-define-method elmo-message-use-cache-p ((folder elmo-pop3-folder) number)
856 (luna-define-method elmo-folder-persistent-p ((folder elmo-pop3-folder))
857 (and (elmo-folder-persistent-internal folder)
858 (elmo-pop3-folder-use-uidl-internal folder)))
860 (luna-define-method elmo-folder-clear :around ((folder elmo-pop3-folder)
861 &optional keep-killed)
863 (elmo-location-map-setup folder))
864 (luna-call-next-method))
866 (luna-define-method elmo-folder-check ((folder elmo-pop3-folder))
867 (if (elmo-folder-plugged-p folder)
868 (let ((session (elmo-pop3-get-session folder 'if-exists)))
870 (elmo-network-close-session session)))))
873 (product-provide (provide 'elmo-pop3) (require 'elmo-version))
875 ;;; elmo-pop3.el ends here