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.
41 (autoload 'md5 "md5"))
43 (defcustom elmo-pop3-default-use-uidl t
44 "If non-nil, use UIDL on POP3."
48 (defvar elmo-pop3-use-uidl-internal t
49 "(Internal switch for using UIDL on POP3).")
51 (defvar elmo-pop3-use-cache t
52 "Use cache in pop3 folder.")
54 (defvar elmo-pop3-send-command-synchronously nil
55 "If non-nil, commands are send synchronously.
56 If server doesn't accept asynchronous commands, this variable should be
59 (defvar elmo-pop3-exists-exactly t)
60 (defvar sasl-mechanism-alist)
62 (defvar elmo-pop3-total-size nil)
65 (defvar elmo-pop3-debug nil
66 "Non-nil forces POP3 folder as debug mode.
67 Debug information is inserted in the buffer \"*POP3 DEBUG*\"")
70 (defsubst elmo-pop3-debug (message &rest args)
72 (let ((biff (string-match "BIFF-" (buffer-name)))
74 (with-current-buffer (get-buffer-create (concat "*POP3 DEBUG*"
76 (goto-char (point-max))
78 (insert (apply 'format message args) "\n")))))
82 (luna-define-class elmo-pop3-folder (elmo-net-folder)
83 (use-uidl location-alist))
84 (luna-define-internal-accessors 'elmo-pop3-folder))
86 (luna-define-method elmo-folder-initialize :around ((folder
89 (let ((elmo-network-stream-type-alist
90 (if elmo-pop3-stream-type-alist
91 (append elmo-pop3-stream-type-alist
92 elmo-network-stream-type-alist)
93 elmo-network-stream-type-alist))
95 (setq name (luna-call-next-method))
97 (setq parse (elmo-parse-token name "/:"))
98 (elmo-net-folder-set-user-internal folder
99 (if (eq (length (car parse)) 0)
100 elmo-pop3-default-user
103 (setq parse (elmo-parse-prefixed-element ?/ (cdr parse) ":"))
104 (elmo-net-folder-set-auth-internal folder
105 (if (eq (length (car parse)) 0)
106 elmo-pop3-default-authenticate-type
107 (intern (downcase (car parse)))))
109 (setq parse (elmo-parse-prefixed-element ?: (cdr parse)))
110 (elmo-pop3-folder-set-use-uidl-internal folder
111 (if (eq (length (car parse)) 0)
112 elmo-pop3-default-use-uidl
113 (string= (car parse) "uidl")))
114 (unless (elmo-net-folder-server-internal folder)
115 (elmo-net-folder-set-server-internal folder
116 elmo-pop3-default-server))
117 (unless (elmo-net-folder-port-internal folder)
118 (elmo-net-folder-set-port-internal folder
119 elmo-pop3-default-port))
120 (unless (elmo-net-folder-stream-type-internal folder)
121 (elmo-net-folder-set-stream-type-internal
123 (elmo-get-network-stream-type
124 elmo-pop3-default-stream-type)))
128 (luna-define-class elmo-pop3-session (elmo-network-session) ())
131 (defvar elmo-pop3-read-point nil)
132 (defvar elmo-pop3-number-uidl-hash nil) ; number -> uidl
133 (defvar elmo-pop3-uidl-number-hash nil) ; uidl -> number
134 (defvar elmo-pop3-size-hash nil) ; number -> size
135 (defvar elmo-pop3-uidl-done nil)
136 (defvar elmo-pop3-list-done nil)
137 (defvar elmo-pop3-lock nil)
139 (defvar elmo-pop3-local-variables '(elmo-pop3-read-point
140 elmo-pop3-uidl-number-hash
141 elmo-pop3-number-uidl-hash
147 (luna-define-method elmo-network-close-session ((session elmo-pop3-session))
148 (when (elmo-network-session-process-internal session)
149 (when (memq (process-status
150 (elmo-network-session-process-internal session))
152 (elmo-pop3-send-command (elmo-network-session-process-internal session)
155 (or (elmo-pop3-read-response
156 (elmo-network-session-process-internal session)
158 (error "POP error: QUIT failed")))
159 (kill-buffer (process-buffer
160 (elmo-network-session-process-internal session)))
161 (delete-process (elmo-network-session-process-internal session))))
163 (defun elmo-pop3-get-session (folder &optional if-exists)
164 "Get POP3 session for FOLDER.
165 If IF-EXISTS is non-nil, don't get new session.
166 If IF-EXISTS is `any-exists', get BIFF session or normal session if exists."
167 (let ((elmo-pop3-use-uidl-internal (if elmo-inhibit-number-mapping
169 (elmo-pop3-folder-use-uidl-internal
171 (if (eq if-exists 'any-exists)
172 (or (elmo-network-get-session 'elmo-pop3-session
175 (elmo-network-get-session 'elmo-pop3-session
178 (elmo-network-get-session 'elmo-pop3-session
180 (if (elmo-folder-biff-internal folder)
185 (defun elmo-pop3-send-command (process command &optional no-erase no-log)
186 (with-current-buffer (process-buffer process)
189 (goto-char (point-min))
190 (setq elmo-pop3-read-point (point))
191 (elmo-pop3-debug "SEND: %s\n" (if no-log "<NO LOGGING>" command))
192 (process-send-string process command)
193 (process-send-string process "\r\n")))
195 (defun elmo-pop3-read-response (process &optional not-command)
196 ;; buffer is in case for process is dead.
197 (with-current-buffer (process-buffer process)
198 (let ((case-fold-search nil)
199 (response-string nil)
200 (response-continue t)
203 (while response-continue
204 (goto-char elmo-pop3-read-point)
205 (while (not (re-search-forward "\r?\n" nil t))
206 (accept-process-output process 1)
207 (goto-char elmo-pop3-read-point))
208 (setq match-end (point))
209 (setq response-string
210 (buffer-substring elmo-pop3-read-point (- match-end 2)))
211 (goto-char elmo-pop3-read-point)
212 (if (looking-at "\\+.*$")
214 (setq response-continue nil)
215 (setq elmo-pop3-read-point match-end)
218 (concat return-value "\n" response-string)
220 (if (looking-at "\\-.*$")
222 (setq response-continue nil)
223 (setq elmo-pop3-read-point match-end)
224 (setq return-value nil))
225 (setq elmo-pop3-read-point match-end)
227 (setq response-continue nil))
230 (concat return-value "\n" response-string)
232 (setq elmo-pop3-read-point match-end)))
235 (defun elmo-pop3-process-filter (process output)
236 (with-current-buffer (process-buffer process)
237 (goto-char (point-max))
239 (elmo-pop3-debug "RECEIVED: %s\n" output)
240 (if (and elmo-pop3-total-size
241 (> elmo-pop3-total-size
242 (min elmo-display-retrieval-progress-threshold 100)))
243 (elmo-display-progress
244 'elmo-display-retrieval-progress
245 (format "Retrieving (%d/%d bytes)..."
247 elmo-pop3-total-size)
248 (/ (buffer-size) (/ elmo-pop3-total-size 100))))))
250 (defun elmo-pop3-auth-user (session)
251 (let ((process (elmo-network-session-process-internal session)))
253 (elmo-pop3-send-command
255 (format "user %s" (elmo-network-session-user-internal session))
257 (or (elmo-pop3-read-response process t)
259 (delete-process process)
260 (signal 'elmo-authenticate-error
261 '(elmo-pop-auth-user))))
262 (elmo-pop3-send-command process
266 (elmo-network-session-password-key session)))
268 (or (elmo-pop3-read-response process t)
270 (delete-process process)
271 (signal 'elmo-authenticate-error
272 '(elmo-pop-auth-user))))))
274 (defun elmo-pop3-auth-apop (session)
275 (if (string-match "^\+OK .*\\(<[^\>]+>\\)"
276 (elmo-network-session-greeting-internal session))
277 ;; good, APOP ready server
279 (elmo-pop3-send-command
280 (elmo-network-session-process-internal session)
282 (elmo-network-session-user-internal session)
284 (concat (match-string
286 (elmo-network-session-greeting-internal session))
288 (elmo-network-session-password-key session)))))
290 (or (elmo-pop3-read-response
291 (elmo-network-session-process-internal session)
294 (delete-process (elmo-network-session-process-internal session))
295 (signal 'elmo-authenticate-error
296 '(elmo-pop3-auth-apop)))))
297 (signal 'elmo-open-error '(elmo-pop3-auth-apop))))
299 (luna-define-method elmo-network-initialize-session-buffer :after
300 ((session elmo-pop3-session) buffer)
301 (with-current-buffer buffer
302 (mapcar 'make-variable-buffer-local elmo-pop3-local-variables)))
304 (luna-define-method elmo-network-initialize-session ((session
306 (let ((process (elmo-network-session-process-internal session))
308 (with-current-buffer (process-buffer process)
309 (set-process-filter process 'elmo-pop3-process-filter)
310 (setq elmo-pop3-read-point (point-min))
311 ;; Skip garbage output from process before greeting.
312 (while (and (memq (process-status process) '(open run))
313 (goto-char (point-max))
315 (not (looking-at "+OK")))
316 (accept-process-output process 1))
317 (setq elmo-pop3-read-point (point))
318 (or (elmo-network-session-set-greeting-internal
320 (elmo-pop3-read-response process t))
321 (signal 'elmo-open-error
322 '(elmo-network-intialize-session)))
323 (when (eq (elmo-network-stream-type-symbol
324 (elmo-network-session-stream-type-internal session))
326 (elmo-pop3-send-command process "stls")
327 (if (string-match "^\+OK"
328 (elmo-pop3-read-response process))
329 (starttls-negotiate process)
330 (signal 'elmo-open-error
331 '(elmo-pop3-starttls-error)))))))
333 (luna-define-method elmo-network-authenticate-session ((session
335 (with-current-buffer (process-buffer
336 (elmo-network-session-process-internal session))
337 (let* ((process (elmo-network-session-process-internal session))
338 (auth (elmo-network-session-auth-internal session))
339 (auth (mapcar '(lambda (mechanism) (upcase (symbol-name mechanism)))
340 (if (listp auth) auth (list auth))))
342 client name step response mechanism
343 sasl-read-passphrase)
344 (or (and (string= "USER" (car auth))
345 (elmo-pop3-auth-user session))
346 (and (string= "APOP" (car auth))
347 (elmo-pop3-auth-apop session))
350 (setq sasl-mechanisms (mapcar 'car sasl-mechanism-alist))
351 (setq mechanism (sasl-find-mechanism auth))
353 (signal 'elmo-authenticate-error '(elmo-pop3-auth-no-mechanisms)))
357 (elmo-network-session-user-internal session)
359 (elmo-network-session-server-internal session)))
360 ;;; (if elmo-pop3-auth-user-realm
361 ;;; (sasl-client-set-property client 'realm elmo-pop3-auth-user-realm))
362 (setq name (sasl-mechanism-name mechanism))
363 (elmo-network-session-set-auth-internal session
364 (intern (downcase name)))
365 (setq sasl-read-passphrase
369 (elmo-network-session-password-key session)))))
370 (setq step (sasl-next-step client nil))
371 (elmo-pop3-send-command
374 (and (sasl-step-data step)
377 (elmo-base64-encode-string
378 (sasl-step-data step) 'no-line-break))))
382 (unless (setq response (elmo-pop3-read-response process t))
383 ;; response is NO or BAD.
384 (signal 'elmo-authenticate-error
386 (concat "elmo-pop3-auth-"
388 (if (string-match "^\+OK" response)
389 (if (sasl-next-step client step)
391 (signal 'elmo-authenticate-error
393 (concat "elmo-pop3-auth-"
395 ;; The authentication process is finished.
399 (elmo-base64-decode-string
400 (cadr (split-string response " "))))
401 (setq step (sasl-next-step client step))
402 (elmo-pop3-send-command
404 (if (sasl-step-data step)
405 (elmo-base64-encode-string (sasl-step-data step)
407 "") nil 'no-log))))))))
409 (luna-define-method elmo-network-setup-session ((session
411 (let ((process (elmo-network-session-process-internal session))
413 (with-current-buffer (process-buffer process)
414 (setq elmo-pop3-size-hash (elmo-make-hash 31))
415 ;; To get obarray of uidl and size
416 (elmo-pop3-send-command process "list")
417 (if (null (elmo-pop3-read-response process))
418 (error "POP LIST command failed"))
419 (if (null (setq response
420 (elmo-pop3-read-contents
421 (current-buffer) process)))
422 (error "POP LIST command failed"))
423 ;; POP server always returns a sequence of serial numbers.
424 (setq count (elmo-pop3-parse-list-response response))
426 (when elmo-pop3-use-uidl-internal
427 (setq elmo-pop3-uidl-number-hash (elmo-make-hash (* count 2)))
428 (setq elmo-pop3-number-uidl-hash (elmo-make-hash (* count 2)))
430 (elmo-pop3-send-command process "uidl")
431 (unless (elmo-pop3-read-response process)
432 (error "POP UIDL failed"))
433 (unless (setq response (elmo-pop3-read-contents
434 (current-buffer) process))
435 (error "POP UIDL failed"))
436 (elmo-pop3-parse-uidl-response response)))))
438 (defun elmo-pop3-read-contents (buffer process)
439 (with-current-buffer buffer
440 (let ((case-fold-search nil)
442 (goto-char elmo-pop3-read-point)
443 (while (not (re-search-forward "^\\.\r\n" nil t))
444 (accept-process-output process 1)
445 (goto-char elmo-pop3-read-point))
446 (setq match-end (point))
448 (buffer-substring elmo-pop3-read-point
451 (luna-define-method elmo-folder-expand-msgdb-path ((folder elmo-pop3-folder))
452 (convert-standard-filename
454 (elmo-safe-filename (elmo-net-folder-user-internal folder))
455 (expand-file-name (elmo-net-folder-server-internal folder)
458 elmo-msgdb-directory)))))
460 (luna-define-method elmo-folder-exists-p ((folder elmo-pop3-folder))
461 (if (and elmo-pop3-exists-exactly
462 (elmo-folder-plugged-p folder))
464 (let (elmo-auto-change-plugged ; don't change plug status.
465 (elmo-inhibit-number-mapping t) ; No need to use uidl.
468 (setq session (elmo-pop3-get-session folder))
470 (elmo-network-close-session session)))))
471 (file-directory-p (elmo-folder-msgdb-path folder))))
473 (defun elmo-pop3-parse-uidl-response (string)
474 (let ((buffer (current-buffer))
477 (let (number uid list)
479 (goto-char (point-min))
480 (while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([^ \n]+\\)$" nil t)
481 (setq number (elmo-match-buffer 1))
482 (setq uid (elmo-match-buffer 2))
483 (with-current-buffer buffer
484 (elmo-set-hash-val uid number elmo-pop3-uidl-number-hash)
485 (elmo-set-hash-val (concat "#" number) uid
486 elmo-pop3-number-uidl-hash))
487 (setq list (cons uid list)))
488 (with-current-buffer buffer (setq elmo-pop3-uidl-done t))
491 (defun elmo-pop3-parse-list-response (string)
492 (let ((buffer (current-buffer))
497 (goto-char (point-min))
498 (while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([0-9]+\\)$" nil t)
501 (cons (elmo-match-buffer 1)
502 (elmo-match-buffer 2))
504 (setq count (1+ count)))
505 (with-current-buffer buffer
506 (setq elmo-pop3-size-hash (elmo-make-hash (* (length alist) 2)))
508 (elmo-set-hash-val (concat "#" (car (car alist)))
511 (setq alist (cdr alist)))
512 (setq elmo-pop3-list-done t))
515 (defun elmo-pop3-list-location (folder)
516 (with-current-buffer (process-buffer
517 (elmo-network-session-process-internal
518 (elmo-pop3-get-session folder)))
520 (if elmo-pop3-uidl-done
524 (setq locations (cons (symbol-name atom) locations)))
525 elmo-pop3-uidl-number-hash)
528 (< (elmo-pop3-uidl-to-number loc1)
529 (elmo-pop3-uidl-to-number loc2)))))
530 (error "POP3: Error in UIDL")))))
532 (defun elmo-pop3-list-folder-by-location (folder locations)
533 (let* ((location-alist (elmo-pop3-folder-location-alist-internal folder))
534 (locations-in-db (mapcar 'cdr location-alist))
535 result new-locs new-alist deleted-locs i)
537 (elmo-delete-if (function
538 (lambda (x) (member x locations-in-db)))
541 (elmo-delete-if (function
542 (lambda (x) (member x locations)))
544 (setq i (or (elmo-max-of-list (mapcar 'car location-alist)) 0))
549 (delq (rassoc x location-alist) location-alist))))
553 (setq new-alist (cons (cons i (car new-locs)) new-alist))
554 (setq new-locs (cdr new-locs)))
555 (setq result (nconc location-alist new-alist))
556 (setq result (sort result (lambda (x y) (< (car x)(car y)))))
557 (elmo-pop3-folder-set-location-alist-internal folder result)
558 (mapcar 'car result)))
560 (defun elmo-pop3-list-by-uidl-subr (folder &optional nonsort)
561 (let ((flist (elmo-pop3-list-folder-by-location
563 (elmo-pop3-list-location folder))))
565 (cons (elmo-max-of-list flist) (length flist))
568 (defun elmo-pop3-list-by-list (folder)
569 (with-current-buffer (process-buffer
570 (elmo-network-session-process-internal
571 (elmo-pop3-get-session folder)))
573 (if elmo-pop3-list-done
575 (mapatoms (lambda (atom)
576 (setq list (cons (string-to-int
577 (substring (symbol-name atom) 1))
581 (error "POP3: Error in list")))))
583 (defsubst elmo-pop3-folder-list-messages (folder)
584 (if (and (not elmo-inhibit-number-mapping)
585 (elmo-pop3-folder-use-uidl-internal folder))
586 (elmo-pop3-list-by-uidl-subr folder)
587 (elmo-pop3-list-by-list folder)))
589 (luna-define-method elmo-folder-list-messages-plugged
590 ((folder elmo-pop3-folder) &optional nohide)
591 (elmo-pop3-folder-list-messages folder))
593 (luna-define-method elmo-folder-status ((folder elmo-pop3-folder))
594 (elmo-folder-open-internal folder)
595 (elmo-folder-check folder)
596 (if (elmo-pop3-folder-use-uidl-internal folder)
598 (elmo-pop3-list-by-uidl-subr folder 'nonsort)
599 (elmo-folder-close-internal folder))
601 (elmo-network-session-process-internal
602 (elmo-pop3-get-session folder)))
605 (with-current-buffer (process-buffer process)
606 (elmo-pop3-send-command process "STAT")
607 (setq response (elmo-pop3-read-response process))
608 ;; response: "^\+OK 2 7570$"
609 (if (not (string-match "^\+OK[ \t]*\\([0-9]*\\)" response))
610 (error "POP STAT command failed")
613 (substring response (match-beginning 1)(match-end 1 ))))
614 (elmo-folder-close-internal folder)
615 (cons total total))))))
617 (defvar elmo-pop3-header-fetch-chop-length 200)
619 (defsubst elmo-pop3-next-result-arrived-p ()
621 ((eq (following-char) ?+)
622 (if (re-search-forward "\n\\.\r?\n" nil t)
626 (if (search-forward "\n" nil t)
632 (defun elmo-pop3-retrieve-headers (buffer tobuffer process articles)
636 (let ((number (length articles))
639 (last-point (point-min)))
640 ;; Send HEAD commands.
642 (elmo-pop3-send-command process (format
643 "top %s 0" (car articles))
645 ;;; (accept-process-output process 1)
646 (setq articles (cdr articles))
647 (setq count (1+ count))
648 ;; Every 200 requests we have to read the stream in
649 ;; order to avoid deadlocks.
650 (when (or elmo-pop3-send-command-synchronously
651 (null articles) ;All requests have been sent.
652 (zerop (% count elmo-pop3-header-fetch-chop-length)))
653 (unless elmo-pop3-send-command-synchronously
654 (accept-process-output process 1))
658 (goto-char last-point)
660 (while (elmo-pop3-next-result-arrived-p)
661 (setq last-point (point))
662 (setq received (1+ received)))
664 (when (> number elmo-display-progress-threshold)
665 (if (or (zerop (% received 5)) (= received number))
666 (elmo-display-progress
667 'elmo-pop3-retrieve-headers "Getting headers..."
668 (/ (* received 100) number))))
669 (accept-process-output process 1)
670 ;;; (accept-process-output process)
672 ;; Remove all "\r"'s.
673 (goto-char (point-min))
674 (while (search-forward "\r\n" nil t)
675 (replace-match "\n"))
676 (copy-to-buffer tobuffer (point-min) (point-max)))))
678 (luna-define-method elmo-folder-msgdb-create ((folder elmo-pop3-folder)
680 (let ((process (elmo-network-session-process-internal
681 (elmo-pop3-get-session folder))))
682 (with-current-buffer (process-buffer process)
683 (elmo-pop3-sort-msgdb-by-original-number
685 (elmo-pop3-msgdb-create-by-header
689 (if (elmo-pop3-folder-use-uidl-internal folder)
690 (elmo-pop3-folder-location-alist-internal folder)))))))
692 (defun elmo-pop3-sort-overview-by-original-number (overview loc-alist)
696 (< (elmo-pop3-uidl-to-number
697 (cdr (assq (elmo-msgdb-overview-entity-get-number ent1)
699 (elmo-pop3-uidl-to-number
700 (cdr (assq (elmo-msgdb-overview-entity-get-number ent2)
704 (defun elmo-pop3-sort-msgdb-by-original-number (folder msgdb)
705 (message "Sorting...")
706 (let ((overview (elmo-msgdb-get-overview msgdb)))
707 (setq overview (elmo-pop3-sort-overview-by-original-number
709 (elmo-pop3-folder-location-alist-internal folder)))
710 (message "Sorting...done")
711 (list overview (nth 1 msgdb)(nth 2 msgdb)(nth 3 msgdb))))
713 (defun elmo-pop3-uidl-to-number (uidl)
714 (string-to-number (elmo-get-hash-val uidl
715 elmo-pop3-uidl-number-hash)))
717 (defun elmo-pop3-number-to-uidl (number)
718 (elmo-get-hash-val (format "#%d" number)
719 elmo-pop3-number-uidl-hash))
721 (defun elmo-pop3-number-to-size (number)
722 (elmo-get-hash-val (format "#%d" number)
723 elmo-pop3-size-hash))
725 (defun elmo-pop3-msgdb-create-by-header (process numlist
728 (let ((tmp-buffer (get-buffer-create " *ELMO Overview TMP*")))
729 (with-current-buffer (process-buffer process)
730 (if loc-alist ; use uidl.
736 (elmo-pop3-uidl-to-number (cdr (assq number loc-alist))))
738 (elmo-pop3-retrieve-headers (process-buffer process)
739 tmp-buffer process numlist)
741 (elmo-pop3-msgdb-create-message
747 (kill-buffer tmp-buffer)))))
749 (defun elmo-pop3-msgdb-create-message (buffer
756 (let (beg overview number-alist mark-alist
757 entity i number message-id gmark seen size)
759 (elmo-set-buffer-multibyte default-enable-multibyte-characters)
760 (goto-char (point-min))
762 (message "Creating msgdb...")
764 (setq beg (save-excursion (forward-line 1) (point)))
765 (elmo-pop3-next-result-arrived-p)
769 (narrow-to-region beg (point))
771 (elmo-msgdb-create-overview-from-buffer
773 (setq numlist (cdr numlist))
776 (elmo-msgdb-append-element
778 (with-current-buffer (process-buffer process)
779 (elmo-msgdb-overview-entity-set-size
782 (elmo-pop3-number-to-size
783 (elmo-msgdb-overview-entity-get-number entity))))
787 (elmo-pop3-number-to-uidl
788 (elmo-msgdb-overview-entity-get-number entity))
790 (elmo-msgdb-overview-entity-set-number entity number)))
792 (elmo-msgdb-number-add
794 (elmo-msgdb-overview-entity-get-number entity)
796 (setq message-id (car entity))
797 (setq seen (member message-id seen-list))
798 (if (setq gmark (or (elmo-msgdb-global-mark-get message-id)
799 (if (elmo-file-cache-status
800 (elmo-file-cache-get message-id))
803 elmo-msgdb-unread-cached-mark)
805 (if elmo-pop3-use-cache
806 elmo-msgdb-read-uncached-mark)
807 elmo-msgdb-new-mark))))
809 (elmo-msgdb-mark-append
811 (elmo-msgdb-overview-entity-get-number entity)
813 (when (> num elmo-display-progress-threshold)
815 (if (or (zerop (% i 5)) (= i num))
816 (elmo-display-progress
817 'elmo-pop3-msgdb-create-message "Creating msgdb..."
818 (/ (* i 100) num)))))
819 (list overview number-alist mark-alist))))
821 (defun elmo-pop3-read-body (process outbuf)
822 (with-current-buffer (process-buffer process)
823 (let ((start elmo-pop3-read-point)
826 (while (not (re-search-forward "^\\.\r?\n" nil t))
827 (accept-process-output process 1)
830 (with-current-buffer outbuf
832 (insert-buffer-substring (process-buffer process) start (- end 3)))
835 (luna-define-method elmo-folder-open-internal ((folder elmo-pop3-folder))
836 (if (and (not elmo-inhibit-number-mapping)
837 (elmo-pop3-folder-use-uidl-internal folder))
838 (elmo-pop3-folder-set-location-alist-internal
839 folder (elmo-msgdb-location-load (elmo-folder-msgdb-path folder)))))
841 (luna-define-method elmo-folder-commit :after ((folder elmo-pop3-folder))
842 (when (elmo-folder-persistent-p folder)
843 (elmo-msgdb-location-save (elmo-folder-msgdb-path folder)
844 (elmo-pop3-folder-location-alist-internal
847 (luna-define-method elmo-folder-close-internal ((folder elmo-pop3-folder))
848 (elmo-pop3-folder-set-location-alist-internal folder nil)
849 ;; Just close connection
850 (elmo-folder-check folder))
852 (luna-define-method elmo-message-fetch-plugged ((folder elmo-pop3-folder)
856 (let* ((loc-alist (elmo-pop3-folder-location-alist-internal folder))
857 (process (elmo-network-session-process-internal
858 (elmo-pop3-get-session folder)))
859 size response errmsg msg)
860 (with-current-buffer (process-buffer process)
862 (setq number (elmo-pop3-uidl-to-number
863 (cdr (assq number loc-alist)))))
864 (setq size (string-to-number
865 (elmo-pop3-number-to-size number)))
867 (elmo-pop3-send-command process
868 (format "retr %s" number))
869 (unless elmo-inhibit-display-retrieval-progress
870 (setq elmo-pop3-total-size size)
871 (elmo-display-progress
872 'elmo-display-retrieval-progress
873 (format "Retrieving (0/%d bytes)..." elmo-pop3-total-size)
877 (when (null (setq response (elmo-pop3-read-response
879 (error "Fetching message failed"))
880 (setq response (elmo-pop3-read-body process outbuf)))
881 (setq elmo-pop3-total-size nil))
882 (unless elmo-inhibit-display-retrieval-progress
883 (elmo-display-progress
884 'elmo-display-retrieval-progress
885 "Retrieving..." 100) ; remove progress bar.
886 (message "Retrieving...done."))
888 (goto-char (point-min))
889 (while (re-search-forward "^\\." nil t)
894 (defun elmo-pop3-delete-msg (process number loc-alist)
895 (with-current-buffer (process-buffer process)
896 (let (response errmsg msg)
898 (setq number (elmo-pop3-uidl-to-number
899 (cdr (assq number loc-alist)))))
902 (elmo-pop3-send-command process
903 (format "dele %s" number))
904 (when (null (setq response (elmo-pop3-read-response
906 (error "Deleting message failed")))
907 (error "Deleting message failed")))))
909 (luna-define-method elmo-folder-delete-messages-plugged
910 ((folder elmo-pop3-folder) msgs)
911 (let ((loc-alist (elmo-pop3-folder-location-alist-internal folder))
912 (process (elmo-network-session-process-internal
913 (elmo-pop3-get-session folder))))
914 (mapcar '(lambda (msg) (elmo-pop3-delete-msg
915 process msg loc-alist))
918 (luna-define-method elmo-message-use-cache-p ((folder elmo-pop3-folder) number)
921 (luna-define-method elmo-folder-persistent-p ((folder elmo-pop3-folder))
922 (and (elmo-folder-persistent-internal folder)
923 (elmo-pop3-folder-use-uidl-internal folder)))
925 (luna-define-method elmo-folder-clear :around ((folder elmo-pop3-folder)
926 &optional keep-killed)
928 (elmo-pop3-folder-set-location-alist-internal folder nil))
929 (luna-call-next-method))
931 (luna-define-method elmo-folder-check ((folder elmo-pop3-folder))
932 (if (elmo-folder-plugged-p folder)
933 (let ((session (elmo-pop3-get-session folder 'if-exists)))
935 (elmo-network-close-session session)))))
938 (product-provide (provide 'elmo-pop3) (require 'elmo-version))
940 ;;; elmo-pop3.el ends here