1 ;;; elmo-imap4.el --- IMAP4 Interface for ELMO.
3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
4 ;; Copyright (C) 1999,2000 Kenichi OKADA <okada@opaopa.org>
5 ;; Copyright (C) 2000 OKAZAKI Tetsurou <okazaki@be.to>
6 ;; Copyright (C) 2000 Daiki Ueno <ueno@unixuser.org>
8 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
9 ;; Kenichi OKADA <okada@opaopa.org>
10 ;; OKAZAKI Tetsurou <okazaki@be.to>
11 ;; Daiki Ueno <ueno@unixuser.org>
12 ;; Keywords: mail, net news
14 ;; This file is part of ELMO (Elisp Library for Message Orchestration).
16 ;; This program is free software; you can redistribute it and/or modify
17 ;; it under the terms of the GNU General Public License as published by
18 ;; the Free Software Foundation; either version 2, or (at your option)
21 ;; This program is distributed in the hope that it will be useful,
22 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 ;; GNU General Public License for more details.
26 ;; You should have received a copy of the GNU General Public License
27 ;; along with GNU Emacs; see the file COPYING. If not, write to the
28 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
29 ;; Boston, MA 02111-1307, USA.
34 ;; Origin of IMAP parser part is imap.el, included in Gnus.
36 ;; Copyright (C) 1998, 1999, 2000
37 ;; Free Software Foundation, Inc.
38 ;; Author: Simon Josefsson <jas@pdc.kth.se>
52 (eval-when-compile (require 'cl))
54 (defvar elmo-imap4-disuse-server-flag-mailbox-regexp "^#mh" ; UW imapd
55 "Regexp to match IMAP4 mailbox names whose message flags on server should be ignored.
56 (Except `\\Deleted' flag).")
58 (defvar elmo-imap4-overview-fetch-chop-length 200
59 "*Number of overviews to fetch in one request in imap4.")
61 (defvar elmo-imap4-force-login nil
62 "*Non-nil forces to try 'login' if there is no 'auth' capability in imapd.")
64 (defvar elmo-imap4-use-select-to-update-status nil
65 "*Some imapd have to send select command to update status.
66 (ex. UW imapd 4.5-BETA?). For these imapd, you must set this variable t.")
68 (defvar elmo-imap4-use-modified-utf7 nil
69 "*Use mofidied UTF-7 (rfc2060) encoding for IMAP4 folder name.")
71 (defvar elmo-imap4-use-cache t
72 "Use cache in imap4 folder.")
74 (defvar elmo-imap4-extra-namespace-alist
75 '(("^{.*/nntp}.*$" . ".")) ; Default is for UW's remote nntp mailbox...
76 "Extra namespace alist. A list of cons cell like: (REGEXP . DELIMITER).")
78 ;;; internal variables
80 (defvar elmo-imap4-seq-prefix "elmo-imap4")
81 (defvar elmo-imap4-seqno 0)
82 (defvar elmo-imap4-use-uid t
83 "Use UID as message number.")
85 (defvar elmo-imap4-current-response nil)
86 (defvar elmo-imap4-status nil)
87 (defvar elmo-imap4-reached-tag "elmo-imap40")
89 ;;; buffer local variables
90 (defvar elmo-imap4-default-hierarchy-delimiter "/")
92 (defvar elmo-imap4-server-capability nil)
93 (defvar elmo-imap4-server-namespace nil)
95 (defvar elmo-imap4-parsing nil) ; indicates parsing.
97 (defvar elmo-imap4-fetch-callback nil)
98 (defvar elmo-imap4-fetch-callback-data nil)
99 (defvar elmo-imap4-status-callback nil)
100 (defvar elmo-imap4-status-callback-data nil)
102 (defvar elmo-imap4-server-diff-async-callback nil)
103 (defvar elmo-imap4-server-diff-async-callback-data nil)
105 ;;; progress...(no use?)
106 (defvar elmo-imap4-count-progress nil)
107 (defvar elmo-imap4-count-progress-message nil)
108 (defvar elmo-imap4-progress-count nil)
110 ;;; XXX Temporal implementation
111 (defvar elmo-imap4-current-msgdb nil)
112 (defvar elmo-imap4-seen-messages nil)
114 (defvar elmo-imap4-local-variables
116 elmo-imap4-current-response
119 elmo-imap4-reached-tag
120 elmo-imap4-count-progress
121 elmo-imap4-count-progress-message
122 elmo-imap4-progress-count
123 elmo-imap4-fetch-callback
124 elmo-imap4-fetch-callback-data
125 elmo-imap4-status-callback
126 elmo-imap4-status-callback-data
127 elmo-imap4-current-msgdb
128 elmo-imap4-seen-messages))
132 (defconst elmo-imap4-quoted-specials-list '(?\\ ?\"))
134 (defconst elmo-imap4-non-atom-char-regex
136 (concat "[^" "]!#$&'+,./0-9:;<=>?@A-Z[^_`a-z|}~-" "]")))
138 (defconst elmo-imap4-non-text-char-regex
141 "]\x01-\x09\x0b\x0c\x0e-\x1f\x7f !\"#$%&'()*+,./0-9:;<=>?@A-Z[\\^_`a-z{|}~-"
144 (defconst elmo-imap4-literal-threshold 1024
145 "Limitation of characters that can be used in a quoted string.")
148 (defvar elmo-imap4-debug nil
149 "Non-nil forces IMAP4 folder as debug mode.
150 Debug information is inserted in the buffer \"*IMAP4 DEBUG*\"")
152 (defvar elmo-imap4-debug-inhibit-logging nil)
154 ;;; ELMO IMAP4 folder
156 (luna-define-class elmo-imap4-folder (elmo-net-folder)
158 (luna-define-internal-accessors 'elmo-imap4-folder))
162 (luna-define-class elmo-imap4-session (elmo-network-session)
163 (capability current-mailbox read-only))
164 (luna-define-internal-accessors 'elmo-imap4-session))
166 ;;; MIME-ELMO-IMAP Location
168 (luna-define-class mime-elmo-imap-location
170 (folder number rawbuf strategy))
171 (luna-define-internal-accessors 'mime-elmo-imap-location))
174 (defsubst elmo-imap4-debug (message &rest args)
176 (with-current-buffer (get-buffer-create "*IMAP4 DEBUG*")
177 (goto-char (point-max))
178 (if elmo-imap4-debug-inhibit-logging
179 (insert "NO LOGGING\n")
180 (insert (apply 'format message args) "\n")))))
183 (defsubst elmo-imap4-decode-folder-string (string)
184 (if elmo-imap4-use-modified-utf7
185 (utf7-decode-string string 'imap)
188 (defsubst elmo-imap4-encode-folder-string (string)
189 (if elmo-imap4-use-modified-utf7
190 (utf7-encode-string string 'imap)
195 (defmacro elmo-imap4-response-continue-req-p (response)
196 "Returns non-nil if RESPONSE is '+' response."
197 (` (assq 'continue-req (, response))))
199 (defmacro elmo-imap4-response-ok-p (response)
200 "Returns non-nil if RESPONSE is an 'OK' response."
201 (` (assq 'ok (, response))))
203 (defmacro elmo-imap4-response-bye-p (response)
204 "Returns non-nil if RESPONSE is an 'BYE' response."
205 (` (assq 'bye (, response))))
207 (defmacro elmo-imap4-response-value (response symbol)
208 "Get value of the SYMBOL from RESPONSE."
209 (` (nth 1 (assq (, symbol) (, response)))))
211 (defsubst elmo-imap4-response-value-all (response symbol)
212 "Get all value of the SYMBOL from RESPONSE."
215 (if (eq (car (car response)) symbol)
216 (setq matched (nconc matched (nth 1 (car response)))))
217 (setq response (cdr response)))
220 (defmacro elmo-imap4-response-error-text (response)
221 "Returns text of NO, BAD, BYE response."
222 (` (nth 1 (or (elmo-imap4-response-value (, response) 'no)
223 (elmo-imap4-response-value (, response) 'bad)
224 (elmo-imap4-response-value (, response) 'bye)))))
226 (defmacro elmo-imap4-response-bodydetail-text (response)
227 "Returns text of BODY[section]<partial>."
228 (` (nth 3 (assq 'bodydetail (, response)))))
230 ;;; Session commands.
232 ; (defun elmo-imap4-send-command-wait (session command)
233 ; "Send COMMAND to the SESSION and wait for response.
234 ; Returns RESPONSE (parsed lisp object) of IMAP session."
235 ; (elmo-imap4-read-response session
236 ; (elmo-imap4-send-command
240 (defun elmo-imap4-send-command-wait (session command)
241 "Send COMMAND to the SESSION.
242 Returns RESPONSE (parsed lisp object) of IMAP session.
243 If response is not `OK', causes error with IMAP response text."
244 (elmo-imap4-accept-ok session
245 (elmo-imap4-send-command
249 (defun elmo-imap4-send-command (session command)
250 "Send COMMAND to the SESSION.
251 Returns a TAG string which is assigned to the COMMAND."
252 (let* ((command-args (if (listp command)
255 (process (elmo-network-session-process-internal session))
256 cmdstr tag token kind)
257 (with-current-buffer (process-buffer process)
258 (setq tag (concat elmo-imap4-seq-prefix
260 (setq elmo-imap4-seqno (+ 1 elmo-imap4-seqno)))))
261 (setq cmdstr (concat tag " "))
262 ;; (erase-buffer) No need.
263 (goto-char (point-min))
264 (when (elmo-imap4-response-bye-p elmo-imap4-current-response)
265 (elmo-network-close-session session)
266 (signal 'elmo-imap4-bye-error
267 (list (elmo-imap4-response-error-text
268 elmo-imap4-current-response))))
269 (setq elmo-imap4-current-response nil)
270 (if elmo-imap4-parsing
271 (error "IMAP process is running. Please wait (or plug again.)"))
272 (setq elmo-imap4-parsing t)
273 (elmo-imap4-debug "<-(%s)- %s" tag command)
274 (while (setq token (car command-args))
275 (cond ((stringp token) ; formatted
276 (setq cmdstr (concat cmdstr token)))
277 ((listp token) ; unformatted
278 (setq kind (car token))
279 (cond ((eq kind 'atom)
280 (setq cmdstr (concat cmdstr (nth 1 token))))
284 (elmo-imap4-format-quoted (nth 1 token)))))
286 (setq cmdstr (concat cmdstr
287 (format "{%d}" (nth 2 token))))
288 (process-send-string process cmdstr)
289 (process-send-string process "\r\n")
291 (elmo-imap4-accept-continue-req session)
292 (cond ((stringp (nth 1 token))
293 (setq cmdstr (nth 1 token)))
294 ((bufferp (nth 1 token))
295 (with-current-buffer (nth 1 token)
299 (+ (point-min) (nth 2 token)))))
301 (error "Wrong argument for literal"))))
303 (error "Unknown token kind %s" kind))))
305 (error "Invalid argument")))
306 (setq command-args (cdr command-args)))
308 (process-send-string process cmdstr))
309 (process-send-string process "\r\n")
312 (defun elmo-imap4-send-string (session string)
313 "Send STRING to the SESSION."
314 (with-current-buffer (process-buffer
315 (elmo-network-session-process-internal session))
316 (setq elmo-imap4-current-response nil)
317 (goto-char (point-min))
318 (elmo-imap4-debug "<-- %s" string)
319 (process-send-string (elmo-network-session-process-internal session)
321 (process-send-string (elmo-network-session-process-internal session)
324 (defun elmo-imap4-read-response (session tag)
325 "Read parsed response from SESSION.
326 TAG is the tag of the command"
327 (with-current-buffer (process-buffer
328 (elmo-network-session-process-internal session))
329 (while (not (or (string= tag elmo-imap4-reached-tag)
330 (elmo-imap4-response-bye-p elmo-imap4-current-response)))
331 (when (memq (process-status
332 (elmo-network-session-process-internal session))
334 (accept-process-output (elmo-network-session-process-internal session)
336 (elmo-imap4-debug "=>%s" (prin1-to-string elmo-imap4-current-response))
337 (setq elmo-imap4-parsing nil)
338 elmo-imap4-current-response))
340 (defsubst elmo-imap4-read-untagged (process)
341 (with-current-buffer (process-buffer process)
342 (while (not elmo-imap4-current-response)
343 (accept-process-output process 1))
344 (elmo-imap4-debug "=>%s" (prin1-to-string elmo-imap4-current-response))
345 elmo-imap4-current-response))
347 (defun elmo-imap4-read-continue-req (session)
348 "Returns a text following to continue-req in SESSION.
349 If response is not `+' response, returns nil."
350 (elmo-imap4-response-value
351 (elmo-imap4-read-untagged
352 (elmo-network-session-process-internal session))
355 (defun elmo-imap4-accept-continue-req (session)
356 "Returns non-nil if `+' (continue-req) response is arrived in SESSION.
357 If response is not `+' response, cause an error."
360 (elmo-imap4-read-untagged
361 (elmo-network-session-process-internal session)))
362 (or (elmo-imap4-response-continue-req-p response)
363 (error "IMAP error: %s"
364 (or (elmo-imap4-response-error-text response)
365 "No continut-req from server.")))))
367 (defun elmo-imap4-read-ok (session tag)
368 "Returns non-nil if `OK' response of the command with TAG is arrived
369 in SESSION. If response is not `OK' response, returns nil."
370 (elmo-imap4-response-ok-p
371 (elmo-imap4-read-response session tag)))
373 (defun elmo-imap4-accept-ok (session tag)
374 "Accept only `OK' response from SESSION.
375 If response is not `OK' response, causes error with IMAP response text."
376 (let ((response (elmo-imap4-read-response session tag)))
377 (if (elmo-imap4-response-ok-p response)
379 (if (elmo-imap4-response-bye-p response)
381 (elmo-network-close-session session)
382 (signal 'elmo-imap4-bye-error
383 (list (elmo-imap4-response-error-text response))))
384 (error "IMAP error: %s"
385 (or (elmo-imap4-response-error-text response)
386 "No `OK' response from server."))))))
390 ;;; MIME-ELMO-IMAP Location
391 (luna-define-method mime-imap-location-section-body ((location
392 mime-elmo-imap-location)
394 (if (and (stringp section)
395 (string= section "HEADER"))
396 ;; Even in the section mode, header fields should be saved to the
398 (with-current-buffer (mime-elmo-imap-location-rawbuf-internal location)
401 (mime-elmo-imap-location-folder-internal location)
402 (mime-elmo-imap-location-number-internal location)
403 (mime-elmo-imap-location-strategy-internal location)
409 (mime-elmo-imap-location-folder-internal location)
410 (mime-elmo-imap-location-number-internal location)
411 (mime-elmo-imap-location-strategy-internal location)
416 (luna-define-method mime-imap-location-bodystructure
417 ((location mime-elmo-imap-location))
418 (elmo-imap4-fetch-bodystructure
419 (mime-elmo-imap-location-folder-internal location)
420 (mime-elmo-imap-location-number-internal location)
421 (mime-elmo-imap-location-strategy-internal location)))
423 (luna-define-method mime-imap-location-fetch-entity-p
424 ((location mime-elmo-imap-location) entity)
425 (or (not elmo-message-displaying) ; Fetching entity to save or force display.
429 (mmimap-entity-section (mime-entity-node-id-internal entity))
430 (elmo-fetch-strategy-cache-path
431 (mime-elmo-imap-location-strategy-internal location))))
432 ;; not too large to fetch.
433 (> elmo-message-fetch-threshold
434 (or (mime-imap-entity-size-internal entity) 0))))
438 (defun elmo-imap4-session-check (session)
439 (with-current-buffer (elmo-network-session-buffer session)
440 (setq elmo-imap4-fetch-callback nil)
441 (setq elmo-imap4-fetch-callback-data nil))
442 (elmo-imap4-send-command-wait session "check"))
444 (defun elmo-imap4-atom-p (string)
445 "Return t if STRING is an atom defined in rfc2060."
446 (if (string= string "")
449 (not (string-match elmo-imap4-non-atom-char-regex string)))))
451 (defun elmo-imap4-quotable-p (string)
452 "Return t if STRING can be formatted as a quoted defined in rfc2060."
454 (not (string-match elmo-imap4-non-text-char-regex string))))
456 (defun elmo-imap4-nil (string)
457 "Return a list represents the special atom \"NIL\" defined in rfc2060, \
459 Otherwise return nil."
463 (defun elmo-imap4-atom (string)
464 "Return a list represents STRING as an atom defined in rfc2060.
465 Return nil if STRING is not an atom. See `elmo-imap4-atom-p'."
466 (if (elmo-imap4-atom-p string)
467 (list 'atom string)))
469 (defun elmo-imap4-quoted (string)
470 "Return a list represents STRING as a quoted defined in rfc2060.
471 Return nil if STRING can not be formatted as a quoted. See `elmo-imap4-quotable-p'."
472 (if (elmo-imap4-quotable-p string)
473 (list 'quoted string)))
475 (defun elmo-imap4-literal-1 (string-or-buffer length)
476 "Internal function for `elmo-imap4-literal' and `elmo-imap4-buffer-literal'.
477 Return a list represents STRING-OR-BUFFER as a literal defined in rfc2060.
478 STRING-OR-BUFFER must be an encoded string or a single-byte string or a single-byte buffer.
479 LENGTH must be the number of octets for STRING-OR-BUFFER."
480 (list 'literal string-or-buffer length))
482 (defun elmo-imap4-literal (string)
483 "Return a list represents STRING as a literal defined in rfc2060.
484 STRING must be an encoded or a single-byte string."
485 (elmo-imap4-literal-1 string (length string)))
487 (defun elmo-imap4-buffer-literal (buffer)
488 "Return a list represents BUFFER as a literal defined in rfc2060.
489 BUFFER must be a single-byte buffer."
490 (elmo-imap4-literal-1 buffer (with-current-buffer buffer
493 (defun elmo-imap4-string-1 (string length)
494 "Internal function for `elmo-imap4-string' and `elmo-imap4-buffer-string'.
495 Return a list represents STRING as a string defined in rfc2060.
496 STRING must be an encoded or a single-byte string.
497 LENGTH must be the number of octets for STRING."
498 (or (elmo-imap4-quoted string)
499 (elmo-imap4-literal-1 string length)))
501 (defun elmo-imap4-string (string)
502 "Return a list represents STRING as a string defined in rfc2060.
503 STRING must be an encoded or a single-byte string."
504 (let ((length (length string)))
505 (if (< elmo-imap4-literal-threshold length)
506 (elmo-imap4-literal-1 string length)
507 (elmo-imap4-string-1 string length))))
509 (defun elmo-imap4-buffer-string (buffer)
510 "Return a list represents BUFFER as a string defined in rfc2060.
511 BUFFER must be a single-byte buffer."
512 (let ((length (with-current-buffer buffer
514 (if (< elmo-imap4-literal-threshold length)
515 (elmo-imap4-literal-1 buffer length)
516 (elmo-imap4-string-1 (with-current-buffer buffer
520 (defun elmo-imap4-astring-1 (string length)
521 "Internal function for `elmo-imap4-astring' and `elmo-imap4-buffer-astring'.
522 Return a list represents STRING as an astring defined in rfc2060.
523 STRING must be an encoded or a single-byte string.
524 LENGTH must be the number of octets for STRING."
525 (or (elmo-imap4-atom string)
526 (elmo-imap4-string-1 string length)))
528 (defun elmo-imap4-astring (string)
529 "Return a list represents STRING as an astring defined in rfc2060.
530 STRING must be an encoded or a single-byte string."
531 (let ((length (length string)))
532 (if (< elmo-imap4-literal-threshold length)
533 (elmo-imap4-literal-1 string length)
534 (elmo-imap4-astring-1 string length))))
536 (defun elmo-imap4-buffer-astring (buffer)
537 "Return a list represents BUFFER as an astring defined in rfc2060.
538 BUFFER must be a single-byte buffer."
539 (let ((length (with-current-buffer buffer
541 (if (< elmo-imap4-literal-threshold length)
542 (elmo-imap4-literal-1 buffer length)
543 (elmo-imap4-astring-1 (with-current-buffer buffer
547 (defun elmo-imap4-nstring (string)
548 "Return a list represents STRING as a nstring defined in rfc2060.
549 STRING must be an encoded or a single-byte string."
550 (or (elmo-imap4-nil string)
551 (elmo-imap4-string string)))
553 (defun elmo-imap4-buffer-nstring (buffer)
554 "Return a list represents BUFFER as a nstring defined in rfc2060.
555 BUFFER must be a single-byte buffer."
556 (or (elmo-imap4-nil buffer)
557 (elmo-imap4-buffer-string buffer)))
559 (defalias 'elmo-imap4-mailbox 'elmo-imap4-astring)
560 (defalias 'elmo-imap4-field-body 'elmo-imap4-astring)
561 (defalias 'elmo-imap4-userid 'elmo-imap4-astring)
562 (defalias 'elmo-imap4-password 'elmo-imap4-astring)
564 (defun elmo-imap4-format-quoted (string)
565 "Return STRING in a form of the quoted-string defined in rfc2060."
567 (std11-wrap-as-quoted-pairs string elmo-imap4-quoted-specials-list)
570 (defsubst elmo-imap4-response-get-selectable-mailbox-list (response)
574 (if (and (eq 'list (car entry))
575 (not (member "\\NoSelect" (nth 1 (nth 1 entry)))))
576 (car (nth 1 entry))))
579 (defun elmo-imap4-fetch-bodystructure (folder number strategy)
580 "Fetch BODYSTRUCTURE for the message in the FOLDER with NUMBER using STRATEGY."
581 (if (elmo-fetch-strategy-use-cache strategy)
583 (elmo-file-cache-expand-path
584 (elmo-fetch-strategy-cache-path strategy)
586 (let ((session (elmo-imap4-get-session folder))
588 (elmo-imap4-session-select-mailbox
590 (elmo-imap4-folder-mailbox-internal folder))
591 (with-current-buffer (elmo-network-session-buffer session)
592 (setq elmo-imap4-fetch-callback nil)
593 (setq elmo-imap4-fetch-callback-data nil))
594 (prog1 (setq bodystructure
595 (elmo-imap4-response-value
596 (elmo-imap4-response-value
597 (elmo-imap4-send-command-wait
600 (if elmo-imap4-use-uid
601 "uid fetch %s bodystructure"
602 "fetch %s bodystructure")
606 (when (elmo-fetch-strategy-save-cache strategy)
607 (elmo-file-cache-delete
608 (elmo-fetch-strategy-cache-path strategy))
610 (elmo-file-cache-expand-path
611 (elmo-fetch-strategy-cache-path strategy)
616 (luna-define-method elmo-create-folder-plugged ((folder elmo-imap4-folder))
617 (elmo-imap4-send-command-wait
618 (elmo-imap4-get-session folder)
619 (list "create " (elmo-imap4-mailbox
620 (elmo-imap4-folder-mailbox-internal folder)))))
622 (defun elmo-imap4-get-session (folder &optional if-exists)
623 (elmo-network-get-session 'elmo-imap4-session "IMAP" folder if-exists))
625 (defun elmo-imap4-session-select-mailbox (session mailbox
626 &optional force no-error)
627 "Select MAILBOX in SESSION.
628 If optional argument FORCE is non-nil, select mailbox even if current mailbox
630 If second optional argument NO-ERROR is non-nil, don't cause an error when
631 selecting folder was failed.
632 Returns response value if selecting folder succeed. "
635 (elmo-imap4-session-current-mailbox-internal session)
637 (let (response result)
640 (elmo-imap4-read-response
642 (elmo-imap4-send-command
646 (elmo-imap4-mailbox mailbox)))))
647 (if (setq result (elmo-imap4-response-ok-p response))
649 (elmo-imap4-session-set-current-mailbox-internal session mailbox)
650 (elmo-imap4-session-set-read-only-internal
652 (nth 1 (assq 'read-only (assq 'ok response)))))
653 (elmo-imap4-session-set-current-mailbox-internal session nil)
656 (elmo-imap4-response-error-text response)
657 (format "Select %s failed" mailbox))))))
658 (and result response))))
660 (defun elmo-imap4-check-validity (spec validity-file)
662 ;;;(elmo-imap4-send-command-wait
663 ;;;(elmo-imap4-get-session spec)
665 ;;; (elmo-imap4-mailbox
666 ;;; (elmo-imap4-spec-mailbox spec))
667 ;;; " (uidvalidity)")))
670 (defun elmo-imap4-sync-validity (spec validity-file)
674 (defun elmo-imap4-list (folder flag)
675 (let ((session (elmo-imap4-get-session folder)))
676 (elmo-imap4-session-select-mailbox
678 (elmo-imap4-folder-mailbox-internal folder))
679 (elmo-imap4-response-value
680 (elmo-imap4-send-command-wait
682 (format (if elmo-imap4-use-uid "uid search %s"
688 ;; Emacs can parse dot symbol.
689 (defvar elmo-imap4-rfc822-size "RFC822\.SIZE")
690 (defvar elmo-imap4-rfc822-text "RFC822\.TEXT")
691 (defvar elmo-imap4-rfc822-header "RFC822\.HEADER")
692 (defvar elmo-imap4-rfc822-size "RFC822\.SIZE")
693 (defvar elmo-imap4-header-fields "HEADER\.FIELDS")
694 (defmacro elmo-imap4-replace-dot-symbols ()) ;; noop
695 (defalias 'elmo-imap4-fetch-read 'read)
699 ;; Cannot parse dot symbol.
700 (defvar elmo-imap4-rfc822-size "RFC822_SIZE")
701 (defvar elmo-imap4-header-fields "HEADER_FIELDS")
702 (defvar elmo-imap4-rfc822-size "RFC822_SIZE")
703 (defvar elmo-imap4-rfc822-text "RFC822_TEXT")
704 (defvar elmo-imap4-rfc822-header "RFC822_HEADER")
705 (defvar elmo-imap4-header-fields "HEADER_FIELDS")
706 (defun elmo-imap4-fetch-read (buffer)
707 (with-current-buffer buffer
710 (when (re-search-forward "[[ ]" nil t)
711 (goto-char (match-beginning 0))
712 (setq token (buffer-substring beg (point)))
713 (cond ((string= token "RFC822.SIZE")
714 (intern elmo-imap4-rfc822-size))
715 ((string= token "RFC822.HEADER")
716 (intern elmo-imap4-rfc822-header))
717 ((string= token "RFC822.TEXT")
718 (intern elmo-imap4-rfc822-text))
719 ((string= token "HEADER\.FIELDS")
720 (intern elmo-imap4-header-fields))
722 (elmo-read (current-buffer))))))))))
724 (defun elmo-imap4-make-number-set-list (msg-list &optional chop-length)
725 "Make RFC2060's message set specifier from MSG-LIST.
726 Returns a list of (NUMBER . SET-STRING).
727 SET-STRING is the message set specifier described in RFC2060.
728 NUMBER is contained message number in SET-STRING.
729 Every SET-STRING does not contain number of messages longer than CHOP-LENGTH.
730 If CHOP-LENGTH is not specified, message set is not chopped."
731 (let (count cont-list set-list)
732 (setq msg-list (sort (copy-sequence msg-list) '<))
737 (setq chop-length (length msg-list)))
738 (while (and (not (null msg-list))
739 (< count chop-length))
741 (elmo-number-set-append
742 cont-list (car msg-list)))
744 (setq msg-list (cdr msg-list)))
752 (format "%s:%s" (car x) (cdr x)))
758 (nreverse set-list)))
763 ;; 0: new-mark 1: already-mark 2: seen-mark 3: important-mark
765 ;; and result of use-flag-p.
766 (defsubst elmo-imap4-fetch-callback-1-subr (entity flags app-data)
767 "A msgdb entity callback function."
768 (let* ((use-flag (cdr app-data))
769 (app-data (car app-data))
770 (seen (member (car entity) (nth 4 app-data)))
772 (if (member "\\Flagged" flags)
773 (elmo-msgdb-global-mark-set (car entity) (nth 3 app-data)))
774 (if (setq mark (elmo-msgdb-global-mark-get (car entity)))
775 (unless (member "\\Seen" flags)
776 (setq elmo-imap4-seen-messages
778 (elmo-msgdb-overview-entity-get-number entity)
779 elmo-imap4-seen-messages)))
780 (setq mark (or (if (elmo-file-cache-status
781 (elmo-file-cache-get (car entity)))
784 (member "\\Seen" flags)))
789 (member "\\Seen" flags)))
790 (if elmo-imap4-use-cache
792 (nth 0 app-data))))))
793 (setq elmo-imap4-current-msgdb
795 elmo-imap4-current-msgdb
797 (list (cons (elmo-msgdb-overview-entity-get-number entity)
801 (list (elmo-msgdb-overview-entity-get-number entity)
804 ;; Current buffer is process buffer.
805 (defun elmo-imap4-fetch-callback-1 (element app-data)
806 (elmo-imap4-fetch-callback-1-subr
808 (insert (or (elmo-imap4-response-bodydetail-text element)
811 (goto-char (point-min))
812 (while (search-forward "\r\n" nil t)
813 (replace-match "\n"))
814 (elmo-msgdb-create-overview-from-buffer
815 (elmo-imap4-response-value element 'uid)
816 (elmo-imap4-response-value element 'rfc822size)))
817 (elmo-imap4-response-value element 'flags)
820 (defun elmo-imap4-parse-capability (string)
821 (if (string-match "^\\*\\(.*\\)$" string)
823 (concat "(" (downcase (elmo-match-string 1 string)) ")"))))
825 (defun elmo-imap4-clear-login (session)
826 (let ((elmo-imap4-debug-inhibit-logging t))
830 (elmo-imap4-send-command
833 (elmo-imap4-userid (elmo-network-session-user-internal session))
836 (elmo-get-passwd (elmo-network-session-password-key session))))))
837 (signal 'elmo-authenticate-error '(elmo-imap4-clear-login)))))
839 (defun elmo-imap4-auth-login (session)
840 (let ((tag (elmo-imap4-send-command session "authenticate login"))
841 (elmo-imap4-debug-inhibit-logging t))
842 (or (elmo-imap4-read-continue-req session)
843 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
844 (elmo-imap4-send-string session
845 (elmo-base64-encode-string
846 (elmo-network-session-user-internal session)))
847 (or (elmo-imap4-read-continue-req session)
848 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
849 (elmo-imap4-send-string session
850 (elmo-base64-encode-string
852 (elmo-network-session-password-key session))))
853 (or (elmo-imap4-read-ok session tag)
854 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
855 (setq elmo-imap4-status 'auth)))
858 elmo-network-initialize-session-buffer :after ((session
859 elmo-imap4-session) buffer)
860 (with-current-buffer buffer
861 (mapcar 'make-variable-buffer-local elmo-imap4-local-variables)
862 (setq elmo-imap4-seqno 0)
863 (setq elmo-imap4-status 'initial)))
865 (luna-define-method elmo-network-initialize-session ((session
867 (let ((process (elmo-network-session-process-internal session)))
868 (with-current-buffer (process-buffer process)
869 ;; Skip garbage output from process before greeting.
870 (while (and (memq (process-status process) '(open run))
871 (goto-char (point-max))
873 (not (elmo-imap4-parse-greeting)))
874 (accept-process-output process 1))
875 (set-process-filter process 'elmo-imap4-arrival-filter)
876 (set-process-sentinel process 'elmo-imap4-sentinel)
877 ;;; (while (and (memq (process-status process) '(open run))
878 ;;; (eq elmo-imap4-status 'initial))
879 ;;; (message "Waiting for server response...")
880 ;;; (accept-process-output process 1))
882 (unless (memq elmo-imap4-status '(nonauth auth))
883 (signal 'elmo-open-error
884 (list 'elmo-network-initialize-session)))
885 (elmo-imap4-session-set-capability-internal
887 (elmo-imap4-response-value
888 (elmo-imap4-send-command-wait session "capability")
890 (when (eq (elmo-network-stream-type-symbol
891 (elmo-network-session-stream-type-internal session))
894 (elmo-imap4-session-capability-internal session))
895 (signal 'elmo-open-error
896 '(elmo-imap4-starttls-error)))
897 (elmo-imap4-send-command-wait session "starttls")
898 (starttls-negotiate process)))))
900 (luna-define-method elmo-network-authenticate-session ((session
902 (with-current-buffer (process-buffer
903 (elmo-network-session-process-internal session))
904 (let* ((auth (elmo-network-session-auth-internal session))
905 (auth (if (listp auth) auth (list auth))))
906 (unless (or (eq elmo-imap4-status 'auth)
909 ((eq 'clear (car auth))
910 (elmo-imap4-clear-login session))
911 ((eq 'login (car auth))
912 (elmo-imap4-auth-login session))
914 (let* ((elmo-imap4-debug-inhibit-logging t)
919 (if (string-match "^auth=\\(.*\\)$"
921 (match-string 1 (upcase (symbol-name cap)))))
922 (elmo-imap4-session-capability-internal session))))
926 (mapcar '(lambda (cap) (upcase (symbol-name cap)))
930 client name step response tag
931 sasl-read-passphrase)
933 (if (or elmo-imap4-force-login
936 "There's no %s capability in server. continue?"
938 (elmo-network-session-auth-internal session)))))
939 (setq mechanism (sasl-find-mechanism
941 (signal 'elmo-authenticate-error
942 '(elmo-imap4-auth-no-mechanisms))))
946 (elmo-network-session-user-internal session)
948 (elmo-network-session-server-internal session)))
949 ;;; (if elmo-imap4-auth-user-realm
950 ;;; (sasl-client-set-property client 'realm elmo-imap4-auth-user-realm))
951 (setq name (sasl-mechanism-name mechanism)
952 step (sasl-next-step client nil))
953 (elmo-network-session-set-auth-internal
955 (intern (downcase name)))
956 (setq sasl-read-passphrase
960 (elmo-network-session-password-key session)))))
962 (elmo-imap4-send-command
964 (concat "AUTHENTICATE " name
965 (and (sasl-step-data step)
968 (elmo-base64-encode-string
969 (sasl-step-data step)
974 (elmo-imap4-read-untagged
975 (elmo-network-session-process-internal session)))
976 (if (elmo-imap4-response-ok-p response)
977 (if (sasl-next-step client step)
979 (signal 'elmo-authenticate-error
981 (concat "elmo-imap4-auth-"
983 ;; The authentication process is finished.
985 (unless (elmo-imap4-response-continue-req-p response)
986 ;; response is NO or BAD.
987 (signal 'elmo-authenticate-error
989 (concat "elmo-imap4-auth-"
993 (elmo-base64-decode-string
994 (elmo-imap4-response-value response 'continue-req)))
995 (setq step (sasl-next-step client step))
997 (elmo-imap4-send-string
999 (if (sasl-step-data step)
1000 (elmo-base64-encode-string (sasl-step-data step)
1004 (luna-define-method elmo-network-setup-session ((session
1005 elmo-imap4-session))
1006 (with-current-buffer (elmo-network-session-buffer session)
1007 (when (memq 'namespace (elmo-imap4-session-capability-internal session))
1008 (setq elmo-imap4-server-namespace
1009 (elmo-imap4-response-value
1010 (elmo-imap4-send-command-wait session "namespace")
1013 (defun elmo-imap4-setup-send-buffer (&optional string)
1014 (let ((send-buf (get-buffer-create " *elmo-imap4-setup-send-buffer*"))
1015 (source-buf (unless string (current-buffer))))
1018 (set-buffer send-buf)
1020 (elmo-set-buffer-multibyte nil)
1023 (with-current-buffer source-buf
1024 (copy-to-buffer send-buf (point-min) (point-max))))
1025 (goto-char (point-min))
1026 (if (eq (re-search-forward "^$" nil t)
1029 (goto-char (point-min))
1030 (while (search-forward "\n" nil t)
1031 (replace-match "\r\n"))))
1034 (defun elmo-imap4-setup-send-buffer-from-file (file)
1035 (let ((tmp-buf (get-buffer-create
1036 " *elmo-imap4-setup-send-buffer-from-file*")))
1039 (set-buffer tmp-buf)
1041 (as-binary-input-file
1042 (insert-file-contents file))
1043 (goto-char (point-min))
1044 (if (eq (re-search-forward "^$" nil t)
1047 (goto-char (point-min))
1048 (while (search-forward "\n" nil t)
1049 (replace-match "\r\n"))))
1052 (luna-define-method elmo-delete-message-safe ((folder elmo-imap4-folder)
1054 (let ((session (elmo-imap4-get-session folder))
1056 (elmo-imap4-session-select-mailbox
1058 (elmo-imap4-folder-mailbox-internal folder))
1060 (elmo-imap4-response-value
1061 (elmo-imap4-send-command-wait session
1063 (if elmo-imap4-use-uid
1064 "uid search header message-id "
1065 "search header message-id ")
1066 (elmo-imap4-field-body msgid)))
1068 (if (memq number candidates)
1069 (elmo-folder-delete-messages folder (list number)))))
1071 (defun elmo-imap4-server-diff-async-callback-1 (status data)
1072 (funcall elmo-imap4-server-diff-async-callback
1073 (list (elmo-imap4-response-value status 'recent)
1074 (elmo-imap4-response-value status 'unseen)
1075 (elmo-imap4-response-value status 'messages))
1078 (defun elmo-imap4-server-diff-async (folder)
1079 (let ((session (elmo-imap4-get-session folder)))
1080 ;; We should `check' folder to obtain newest information here.
1081 ;; But since there's no asynchronous check mechanism in elmo yet,
1082 ;; checking is not done here.
1083 (with-current-buffer (elmo-network-session-buffer session)
1084 (setq elmo-imap4-status-callback
1085 'elmo-imap4-server-diff-async-callback-1)
1086 (setq elmo-imap4-status-callback-data
1087 elmo-imap4-server-diff-async-callback-data))
1088 (elmo-imap4-send-command session
1092 (elmo-imap4-folder-mailbox-internal folder))
1093 " (recent unseen messages)"))))
1095 (luna-define-method elmo-server-diff-async ((folder elmo-imap4-folder))
1096 (let ((session (elmo-imap4-get-session folder)))
1098 ;; (elmo-imap4-commit spec)
1099 (with-current-buffer (elmo-network-session-buffer session)
1100 (setq elmo-imap4-status-callback
1101 'elmo-imap4-server-diff-async-callback-1)
1102 (setq elmo-imap4-status-callback-data
1103 elmo-imap4-server-diff-async-callback-data))
1104 (elmo-imap4-send-command session
1108 (elmo-imap4-folder-mailbox-internal folder))
1109 " (recent unseen messages)"))))
1113 (defvar elmo-imap4-server-eol "\r\n"
1114 "The EOL string sent from the server.")
1116 (defvar elmo-imap4-client-eol "\r\n"
1117 "The EOL string we send to the server.")
1119 (defvar elmo-imap4-display-literal-progress nil)
1121 (defun elmo-imap4-find-next-line ()
1122 "Return point at end of current line, taking into account literals.
1123 Return nil if no complete line has arrived."
1124 (when (re-search-forward (concat elmo-imap4-server-eol "\\|{\\([0-9]+\\)}"
1125 elmo-imap4-server-eol)
1127 (if (match-string 1)
1128 (if (< (point-max) (+ (point) (string-to-number (match-string 1))))
1130 (if (and elmo-imap4-display-literal-progress
1131 (> (string-to-number (match-string 1))
1132 (min elmo-display-retrieval-progress-threshold 100)))
1133 (elmo-display-progress
1134 'elmo-imap4-display-literal-progress
1135 (format "Retrieving (%d/%d bytes)..."
1136 (- (point-max) (point))
1137 (string-to-number (match-string 1)))
1138 (/ (- (point-max) (point))
1139 (/ (string-to-number (match-string 1)) 100))))
1141 (goto-char (+ (point) (string-to-number (match-string 1))))
1142 (elmo-imap4-find-next-line))
1145 (defun elmo-imap4-sentinel (process string)
1146 (delete-process process))
1148 (defun elmo-imap4-arrival-filter (proc string)
1149 "IMAP process filter."
1150 (when (buffer-live-p (process-buffer proc))
1151 (with-current-buffer (process-buffer proc)
1152 (elmo-imap4-debug "-> %s" string)
1153 (goto-char (point-max))
1156 (goto-char (point-min))
1157 (while (setq end (elmo-imap4-find-next-line))
1159 (narrow-to-region (point-min) end)
1160 (delete-backward-char (length elmo-imap4-server-eol))
1161 (goto-char (point-min))
1163 (cond ((eq elmo-imap4-status 'initial)
1164 (setq elmo-imap4-current-response
1166 (list 'greeting (elmo-imap4-parse-greeting)))))
1167 ((or (eq elmo-imap4-status 'auth)
1168 (eq elmo-imap4-status 'nonauth)
1169 (eq elmo-imap4-status 'selected)
1170 (eq elmo-imap4-status 'examine))
1171 (setq elmo-imap4-current-response
1173 (elmo-imap4-parse-response)
1174 elmo-imap4-current-response)))
1176 (message "Unknown state %s in arrival filter"
1177 elmo-imap4-status))))
1178 (delete-region (point-min) (point-max))))))))
1182 (defsubst elmo-imap4-forward ()
1183 (or (eobp) (forward-char 1)))
1185 (defsubst elmo-imap4-parse-number ()
1186 (when (looking-at "[0-9]+")
1188 (string-to-number (match-string 0))
1189 (goto-char (match-end 0)))))
1191 (defsubst elmo-imap4-parse-literal ()
1192 (when (looking-at "{\\([0-9]+\\)}\r\n")
1193 (let ((pos (match-end 0))
1194 (len (string-to-number (match-string 1))))
1195 (if (< (point-max) (+ pos len))
1197 (goto-char (+ pos len))
1198 (buffer-substring pos (+ pos len))))))
1199 ;;; (list ' pos (+ pos len))))))
1201 (defsubst elmo-imap4-parse-string ()
1202 (cond ((eq (char-after (point)) ?\")
1204 (let ((p (point)) (name ""))
1205 (skip-chars-forward "^\"\\\\")
1206 (setq name (buffer-substring p (point)))
1207 (while (eq (char-after (point)) ?\\)
1208 (setq p (1+ (point)))
1210 (skip-chars-forward "^\"\\\\")
1211 (setq name (concat name (buffer-substring p (point)))))
1214 ((eq (char-after (point)) ?{)
1215 (elmo-imap4-parse-literal))))
1217 (defsubst elmo-imap4-parse-nil ()
1218 (if (looking-at "NIL")
1219 (goto-char (match-end 0))))
1221 (defsubst elmo-imap4-parse-nstring ()
1222 (or (elmo-imap4-parse-string)
1223 (and (elmo-imap4-parse-nil)
1226 (defsubst elmo-imap4-parse-astring ()
1227 (or (elmo-imap4-parse-string)
1228 (buffer-substring (point)
1229 (if (re-search-forward "[(){ \r\n%*\"\\]" nil t)
1230 (goto-char (1- (match-end 0)))
1234 (defsubst elmo-imap4-parse-address ()
1236 (when (eq (char-after (point)) ?\()
1237 (elmo-imap4-forward)
1238 (setq address (vector (prog1 (elmo-imap4-parse-nstring)
1239 (elmo-imap4-forward))
1240 (prog1 (elmo-imap4-parse-nstring)
1241 (elmo-imap4-forward))
1242 (prog1 (elmo-imap4-parse-nstring)
1243 (elmo-imap4-forward))
1244 (elmo-imap4-parse-nstring)))
1245 (when (eq (char-after (point)) ?\))
1246 (elmo-imap4-forward)
1249 (defsubst elmo-imap4-parse-address-list ()
1250 (if (eq (char-after (point)) ?\()
1251 (let (address addresses)
1252 (elmo-imap4-forward)
1253 (while (and (not (eq (char-after (point)) ?\)))
1254 ;; next line for MS Exchange bug
1255 (progn (and (eq (char-after (point)) ? ) (elmo-imap4-forward)) t)
1256 (setq address (elmo-imap4-parse-address)))
1257 (setq addresses (cons address addresses)))
1258 (when (eq (char-after (point)) ?\))
1259 (elmo-imap4-forward)
1260 (nreverse addresses)))
1261 (assert (elmo-imap4-parse-nil))))
1263 (defsubst elmo-imap4-parse-mailbox ()
1264 (let ((mailbox (elmo-imap4-parse-astring)))
1265 (if (string-equal "INBOX" (upcase mailbox))
1269 (defun elmo-imap4-parse-greeting ()
1270 "Parse a IMAP greeting."
1271 (cond ((looking-at "\\* OK ")
1272 (setq elmo-imap4-status 'nonauth))
1273 ((looking-at "\\* PREAUTH ")
1274 (setq elmo-imap4-status 'auth))
1275 ((looking-at "\\* BYE ")
1276 (setq elmo-imap4-status 'closed))))
1278 (defun elmo-imap4-parse-response ()
1279 "Parse a IMAP command response."
1281 (case (setq token (elmo-read (current-buffer)))
1283 (skip-chars-forward " ")
1284 (list 'continue-req (buffer-substring (point) (point-max)))))
1285 (* (case (prog1 (setq token (elmo-read (current-buffer)))
1286 (elmo-imap4-forward))
1287 (OK (elmo-imap4-parse-resp-text-code))
1288 (NO (elmo-imap4-parse-resp-text-code))
1289 (BAD (elmo-imap4-parse-resp-text-code))
1290 (BYE (elmo-imap4-parse-bye))
1292 (elmo-imap4-parse-flag-list)))
1293 (LIST (list 'list (elmo-imap4-parse-data-list)))
1294 (LSUB (list 'lsub (elmo-imap4-parse-data-list)))
1297 (elmo-read (concat "("
1298 (buffer-substring (point) (point-max))
1300 (STATUS (elmo-imap4-parse-status))
1302 (NAMESPACE (elmo-imap4-parse-namespace))
1303 (CAPABILITY (list 'capability
1305 (concat "(" (downcase (buffer-substring
1306 (point) (point-max)))
1308 (ACL (elmo-imap4-parse-acl))
1309 (t (case (prog1 (elmo-read (current-buffer))
1310 (elmo-imap4-forward))
1311 (EXISTS (list 'exists token))
1312 (RECENT (list 'recent token))
1313 (EXPUNGE (list 'expunge token))
1314 (FETCH (elmo-imap4-parse-fetch token))
1315 (t (list 'garbage (buffer-string)))))))
1316 (t (if (not (string-match elmo-imap4-seq-prefix (symbol-name token)))
1317 (list 'garbage (buffer-string))
1318 (case (prog1 (elmo-read (current-buffer))
1319 (elmo-imap4-forward))
1321 (setq elmo-imap4-parsing nil)
1322 (setq token (symbol-name token))
1323 (elmo-unintern token)
1324 (elmo-imap4-debug "*%s* OK arrived" token)
1325 (setq elmo-imap4-reached-tag token)
1326 (list 'ok (elmo-imap4-parse-resp-text-code))))
1328 (setq elmo-imap4-parsing nil)
1329 (setq token (symbol-name token))
1330 (elmo-unintern token)
1331 (elmo-imap4-debug "*%s* NO arrived" token)
1332 (setq elmo-imap4-reached-tag token)
1334 (when (eq (char-after (point)) ?\[)
1335 (setq code (buffer-substring (point)
1336 (search-forward "]")))
1337 (elmo-imap4-forward))
1338 (setq text (buffer-substring (point) (point-max)))
1339 (list 'no (list code text)))))
1341 (setq elmo-imap4-parsing nil)
1342 (elmo-imap4-debug "*%s* BAD arrived" token)
1343 (setq token (symbol-name token))
1344 (elmo-unintern token)
1345 (setq elmo-imap4-reached-tag token)
1347 (when (eq (char-after (point)) ?\[)
1348 (setq code (buffer-substring (point)
1349 (search-forward "]")))
1350 (elmo-imap4-forward))
1351 (setq text (buffer-substring (point) (point-max)))
1352 (list 'bad (list code text)))))
1353 (t (list 'garbage (buffer-string)))))))))
1355 (defun elmo-imap4-parse-bye ()
1357 (when (eq (char-after (point)) ?\[)
1358 (setq code (buffer-substring (point)
1359 (search-forward "]")))
1360 (elmo-imap4-forward))
1361 (setq text (buffer-substring (point) (point-max)))
1362 (list 'bye (list code text))))
1364 (defun elmo-imap4-parse-text ()
1365 (goto-char (point-min))
1366 (when (search-forward "[" nil t)
1367 (search-forward "]")
1368 (elmo-imap4-forward))
1369 (list 'text (buffer-substring (point) (point-max))))
1371 (defun elmo-imap4-parse-resp-text-code ()
1372 (when (eq (char-after (point)) ?\[)
1373 (elmo-imap4-forward)
1374 (cond ((search-forward "PERMANENTFLAGS " nil t)
1375 (list 'permanentflags (elmo-imap4-parse-flag-list)))
1376 ((search-forward "UIDNEXT " nil t)
1377 (list 'uidnext (elmo-read (current-buffer))))
1378 ((search-forward "UNSEEN " nil t)
1379 (list 'unseen (elmo-read (current-buffer))))
1380 ((looking-at "UIDVALIDITY \\([0-9]+\\)")
1381 (list 'uidvalidity (match-string 1)))
1382 ((search-forward "READ-ONLY" nil t)
1383 (list 'read-only t))
1384 ((search-forward "READ-WRITE" nil t)
1385 (list 'read-write t))
1386 ((search-forward "NEWNAME " nil t)
1387 (let (oldname newname)
1388 (setq oldname (elmo-imap4-parse-string))
1389 (elmo-imap4-forward)
1390 (setq newname (elmo-imap4-parse-string))
1391 (list 'newname newname oldname)))
1392 ((search-forward "TRYCREATE" nil t)
1393 (list 'trycreate t))
1394 ((looking-at "APPENDUID \\([0-9]+\\) \\([0-9]+\\)")
1396 (list (match-string 1)
1397 (string-to-number (match-string 2)))))
1398 ((looking-at "COPYUID \\([0-9]+\\) \\([0-9,:]+\\) \\([0-9,:]+\\)")
1399 (list 'copyuid (list (match-string 1)
1402 ((search-forward "ALERT] " nil t)
1403 (message "IMAP server information: %s"
1404 (buffer-substring (point) (point-max))))
1405 (t (list 'unknown)))))
1407 (defun elmo-imap4-parse-data-list ()
1408 (let (flags delimiter mailbox)
1409 (setq flags (elmo-imap4-parse-flag-list))
1410 (when (looking-at " NIL\\| \"\\\\?\\(.\\)\"")
1411 (setq delimiter (match-string 1))
1412 (goto-char (1+ (match-end 0)))
1413 (when (setq mailbox (elmo-imap4-parse-mailbox))
1414 (list mailbox flags delimiter)))))
1416 (defsubst elmo-imap4-parse-header-list ()
1417 (when (eq (char-after (point)) ?\()
1419 (while (not (eq (char-after (point)) ?\)))
1420 (elmo-imap4-forward)
1421 (push (elmo-imap4-parse-astring) strlist))
1422 (elmo-imap4-forward)
1423 (nreverse strlist))))
1425 (defsubst elmo-imap4-parse-fetch-body-section ()
1427 (buffer-substring (point)
1429 (progn (re-search-forward "[] ]" nil t)
1431 (if (eq (char-before) ? )
1433 (mapconcat 'identity
1434 (cons section (elmo-imap4-parse-header-list)) " ")
1435 (search-forward "]" nil t))
1438 (defun elmo-imap4-parse-fetch (response)
1439 (when (eq (char-after (point)) ?\()
1441 (while (not (eq (char-after (point)) ?\)))
1442 (elmo-imap4-forward)
1443 (let ((token (elmo-imap4-fetch-read (current-buffer))))
1444 (elmo-imap4-forward)
1446 (cond ((eq token 'UID)
1447 (list 'uid (condition-case nil
1448 (elmo-read (current-buffer))
1451 (list 'flags (elmo-imap4-parse-flag-list)))
1452 ((eq token 'ENVELOPE)
1453 (list 'envelope (elmo-imap4-parse-envelope)))
1454 ((eq token 'INTERNALDATE)
1455 (list 'internaldate (elmo-imap4-parse-string)))
1457 (list 'rfc822 (elmo-imap4-parse-nstring)))
1458 ((eq token (intern elmo-imap4-rfc822-header))
1459 (list 'rfc822header (elmo-imap4-parse-nstring)))
1460 ((eq token (intern elmo-imap4-rfc822-text))
1461 (list 'rfc822text (elmo-imap4-parse-nstring)))
1462 ((eq token (intern elmo-imap4-rfc822-size))
1463 (list 'rfc822size (elmo-read (current-buffer))))
1465 (if (eq (char-before) ?\[)
1468 (upcase (elmo-imap4-parse-fetch-body-section))
1470 (eq (char-after (point)) ?<)
1471 (buffer-substring (1+ (point))
1473 (search-forward ">" nil t)
1475 (progn (elmo-imap4-forward)
1476 (elmo-imap4-parse-nstring)))
1477 (list 'body (elmo-imap4-parse-body))))
1478 ((eq token 'BODYSTRUCTURE)
1479 (list 'bodystructure (elmo-imap4-parse-body)))))
1480 (setq list (cons element list))))
1481 (and elmo-imap4-fetch-callback
1482 (funcall elmo-imap4-fetch-callback
1483 list elmo-imap4-fetch-callback-data))
1484 (list 'fetch list))))
1486 (defun elmo-imap4-parse-status ()
1487 (let ((mailbox (elmo-imap4-parse-mailbox))
1489 (when (and mailbox (search-forward "(" nil t))
1490 (while (not (eq (char-after (point)) ?\)))
1493 (let ((token (elmo-read (current-buffer))))
1494 (cond ((eq token 'MESSAGES)
1495 (list 'messages (elmo-read (current-buffer))))
1497 (list 'recent (elmo-read (current-buffer))))
1498 ((eq token 'UIDNEXT)
1499 (list 'uidnext (elmo-read (current-buffer))))
1500 ((eq token 'UIDVALIDITY)
1501 (and (looking-at " \\([0-9]+\\)")
1502 (prog1 (list 'uidvalidity (match-string 1))
1503 (goto-char (match-end 1)))))
1505 (list 'unseen (elmo-read (current-buffer))))
1508 "Unknown status data %s in mailbox %s ignored"
1511 (and elmo-imap4-status-callback
1512 (funcall elmo-imap4-status-callback
1514 elmo-imap4-status-callback-data))
1515 (list 'status status)))
1518 (defmacro elmo-imap4-value (value)
1519 (` (if (eq (, value) 'NIL) nil
1522 (defmacro elmo-imap4-nth (pos list)
1523 (` (let ((value (nth (, pos) (, list))))
1524 (elmo-imap4-value value))))
1526 (defun elmo-imap4-parse-namespace ()
1529 (copy-sequence elmo-imap4-extra-namespace-alist)
1530 (elmo-imap4-parse-namespace-subr
1531 (elmo-read (concat "(" (buffer-substring
1532 (point) (point-max))
1535 (defun elmo-imap4-parse-namespace-subr (ns)
1536 (let (prefix delim namespace-alist default-delim)
1537 ;; 0: personal, 1: other, 2: shared
1539 (setq namespace-alist
1540 (nconc namespace-alist
1544 (setq prefix (elmo-imap4-nth 0 namespace)
1545 delim (elmo-imap4-nth 1 namespace))
1546 (if (and prefix delim
1548 (concat (regexp-quote delim) "\\'")
1550 (setq prefix (substring prefix 0
1551 (match-beginning 0))))
1552 (if (eq (length prefix) 0)
1553 (progn (setq default-delim delim) nil)
1556 (if (string= (downcase prefix) "inbox")
1557 "[Ii][Nn][Bb][Oo][Xx]"
1558 (regexp-quote prefix))
1561 (elmo-imap4-nth i ns))))))
1563 (setq namespace-alist
1564 (nconc namespace-alist
1565 (list (cons "^.*$" default-delim)))))
1568 (defun elmo-imap4-parse-acl ()
1569 (let ((mailbox (elmo-imap4-parse-mailbox))
1570 identifier rights acl)
1571 (while (eq (char-after (point)) ?\ )
1572 (elmo-imap4-forward)
1573 (setq identifier (elmo-imap4-parse-astring))
1574 (elmo-imap4-forward)
1575 (setq rights (elmo-imap4-parse-astring))
1576 (setq acl (append acl (list (cons identifier rights)))))
1577 (list 'acl acl mailbox)))
1579 (defun elmo-imap4-parse-flag-list ()
1580 (let ((str (buffer-substring (+ (point) 1)
1581 (progn (search-forward ")" nil t)
1583 (unless (eq (length str) 0)
1584 (split-string str))))
1586 (defun elmo-imap4-parse-envelope ()
1587 (when (eq (char-after (point)) ?\()
1588 (elmo-imap4-forward)
1589 (vector (prog1 (elmo-imap4-parse-nstring);; date
1590 (elmo-imap4-forward))
1591 (prog1 (elmo-imap4-parse-nstring);; subject
1592 (elmo-imap4-forward))
1593 (prog1 (elmo-imap4-parse-address-list);; from
1594 (elmo-imap4-forward))
1595 (prog1 (elmo-imap4-parse-address-list);; sender
1596 (elmo-imap4-forward))
1597 (prog1 (elmo-imap4-parse-address-list);; reply-to
1598 (elmo-imap4-forward))
1599 (prog1 (elmo-imap4-parse-address-list);; to
1600 (elmo-imap4-forward))
1601 (prog1 (elmo-imap4-parse-address-list);; cc
1602 (elmo-imap4-forward))
1603 (prog1 (elmo-imap4-parse-address-list);; bcc
1604 (elmo-imap4-forward))
1605 (prog1 (elmo-imap4-parse-nstring);; in-reply-to
1606 (elmo-imap4-forward))
1607 (prog1 (elmo-imap4-parse-nstring);; message-id
1608 (elmo-imap4-forward)))))
1610 (defsubst elmo-imap4-parse-string-list ()
1611 (cond ((eq (char-after (point)) ?\();; body-fld-param
1613 (elmo-imap4-forward)
1614 (while (setq str (elmo-imap4-parse-string))
1616 (elmo-imap4-forward))
1617 (nreverse strlist)))
1618 ((elmo-imap4-parse-nil)
1621 (defun elmo-imap4-parse-body-extension ()
1622 (if (eq (char-after (point)) ?\()
1624 (elmo-imap4-forward)
1625 (push (elmo-imap4-parse-body-extension) b-e)
1626 (while (eq (char-after (point)) ?\ )
1627 (elmo-imap4-forward)
1628 (push (elmo-imap4-parse-body-extension) b-e))
1629 (assert (eq (char-after (point)) ?\)))
1630 (elmo-imap4-forward)
1632 (or (elmo-imap4-parse-number)
1633 (elmo-imap4-parse-nstring))))
1635 (defsubst elmo-imap4-parse-body-ext ()
1637 (when (eq (char-after (point)) ?\ );; body-fld-dsp
1638 (elmo-imap4-forward)
1640 (if (eq (char-after (point)) ?\()
1642 (elmo-imap4-forward)
1643 (push (elmo-imap4-parse-string) dsp)
1644 (elmo-imap4-forward)
1645 (push (elmo-imap4-parse-string-list) dsp)
1646 (elmo-imap4-forward))
1647 (assert (elmo-imap4-parse-nil)))
1648 (push (nreverse dsp) ext))
1649 (when (eq (char-after (point)) ?\ );; body-fld-lang
1650 (elmo-imap4-forward)
1651 (if (eq (char-after (point)) ?\()
1652 (push (elmo-imap4-parse-string-list) ext)
1653 (push (elmo-imap4-parse-nstring) ext))
1654 (while (eq (char-after (point)) ?\ );; body-extension
1655 (elmo-imap4-forward)
1656 (setq ext (append (elmo-imap4-parse-body-extension) ext)))))
1659 (defun elmo-imap4-parse-body ()
1661 (when (eq (char-after (point)) ?\()
1662 (elmo-imap4-forward)
1663 (if (eq (char-after (point)) ?\()
1665 (while (and (eq (char-after (point)) ?\()
1666 (setq subbody (elmo-imap4-parse-body)))
1667 (push subbody body))
1668 (elmo-imap4-forward)
1669 (push (elmo-imap4-parse-string) body);; media-subtype
1670 (when (eq (char-after (point)) ?\ );; body-ext-mpart:
1671 (elmo-imap4-forward)
1672 (if (eq (char-after (point)) ?\();; body-fld-param
1673 (push (elmo-imap4-parse-string-list) body)
1674 (push (and (elmo-imap4-parse-nil) nil) body))
1676 (append (elmo-imap4-parse-body-ext) body)));; body-ext-...
1677 (assert (eq (char-after (point)) ?\)))
1678 (elmo-imap4-forward)
1681 (push (elmo-imap4-parse-string) body);; media-type
1682 (elmo-imap4-forward)
1683 (push (elmo-imap4-parse-string) body);; media-subtype
1684 (elmo-imap4-forward)
1685 ;; next line for Sun SIMS bug
1686 (and (eq (char-after (point)) ? ) (elmo-imap4-forward))
1687 (if (eq (char-after (point)) ?\();; body-fld-param
1688 (push (elmo-imap4-parse-string-list) body)
1689 (push (and (elmo-imap4-parse-nil) nil) body))
1690 (elmo-imap4-forward)
1691 (push (elmo-imap4-parse-nstring) body);; body-fld-id
1692 (elmo-imap4-forward)
1693 (push (elmo-imap4-parse-nstring) body);; body-fld-desc
1694 (elmo-imap4-forward)
1695 (push (elmo-imap4-parse-string) body);; body-fld-enc
1696 (elmo-imap4-forward)
1697 (push (elmo-imap4-parse-number) body);; body-fld-octets
1699 ;; ok, we're done parsing the required parts, what comes now is one
1702 ;; envelope (then we're parsing body-type-msg)
1703 ;; body-fld-lines (then we're parsing body-type-text)
1704 ;; body-ext-1part (then we're parsing body-type-basic)
1706 ;; the problem is that the two first are in turn optionally followed
1707 ;; by the third. So we parse the first two here (if there are any)...
1709 (when (eq (char-after (point)) ?\ )
1710 (elmo-imap4-forward)
1712 (cond ((eq (char-after (point)) ?\();; body-type-msg:
1713 (push (elmo-imap4-parse-envelope) body);; envelope
1714 (elmo-imap4-forward)
1715 (push (elmo-imap4-parse-body) body);; body
1716 (elmo-imap4-forward)
1717 (push (elmo-imap4-parse-number) body));; body-fld-lines
1718 ((setq lines (elmo-imap4-parse-number));; body-type-text:
1719 (push lines body));; body-fld-lines
1721 (backward-char)))));; no match...
1723 ;; ...and then parse the third one here...
1725 (when (eq (char-after (point)) ?\ );; body-ext-1part:
1726 (elmo-imap4-forward)
1727 (push (elmo-imap4-parse-nstring) body);; body-fld-md5
1729 (append (elmo-imap4-parse-body-ext) body)));; body-ext-1part..
1731 (assert (eq (char-after (point)) ?\)))
1732 (elmo-imap4-forward)
1735 (luna-define-method elmo-folder-initialize :around ((folder
1738 (let ((default-user elmo-imap4-default-user)
1739 (default-server elmo-imap4-default-server)
1740 (default-port elmo-imap4-default-port)
1741 (elmo-network-stream-type-alist
1742 (if elmo-imap4-stream-type-alist
1743 (append elmo-imap4-stream-type-alist
1744 elmo-network-stream-type-alist)
1745 elmo-network-stream-type-alist))
1747 (when (string-match "\\(.*\\)@\\(.*\\)" default-server)
1748 ;; case: imap4-default-server is specified like
1749 ;; "hoge%imap.server@gateway".
1750 (setq default-user (elmo-match-string 1 default-server))
1751 (setq default-server (elmo-match-string 2 default-server)))
1752 (setq name (luna-call-next-method))
1754 (setq parse (elmo-parse-token name ":"))
1755 (elmo-imap4-folder-set-mailbox-internal folder
1756 (elmo-imap4-encode-folder-string
1757 (if (eq (length (car parse)) 0)
1758 elmo-imap4-default-mailbox
1761 (setq parse (elmo-parse-prefixed-element ?: (cdr parse) "/"))
1762 (elmo-net-folder-set-user-internal folder
1763 (if (eq (length (car parse)) 0)
1767 (setq parse (elmo-parse-prefixed-element ?/ (cdr parse)))
1768 (elmo-net-folder-set-auth-internal
1770 (if (eq (length (car parse)) 0)
1771 (or elmo-imap4-default-authenticate-type 'clear)
1772 (intern (car parse))))
1773 (unless (elmo-net-folder-server-internal folder)
1774 (elmo-net-folder-set-server-internal folder default-server))
1775 (unless (elmo-net-folder-port-internal folder)
1776 (elmo-net-folder-set-port-internal folder default-port))
1777 (unless (elmo-net-folder-stream-type-internal folder)
1778 (elmo-net-folder-set-stream-type-internal
1780 (elmo-get-network-stream-type elmo-imap4-default-stream-type)))
1783 ;;; ELMO IMAP4 folder
1784 (luna-define-method elmo-folder-expand-msgdb-path ((folder
1786 (convert-standard-filename
1787 (let ((mailbox (elmo-imap4-folder-mailbox-internal folder)))
1788 (if (string= "inbox" (downcase mailbox))
1789 (setq mailbox "inbox"))
1790 (if (eq (string-to-char mailbox) ?/)
1791 (setq mailbox (substring mailbox 1 (length mailbox))))
1795 (or (elmo-net-folder-user-internal folder) "nobody")
1796 (expand-file-name (or (elmo-net-folder-server-internal folder)
1800 elmo-msgdb-dir)))))))
1802 (luna-define-method elmo-folder-status-plugged ((folder
1804 (elmo-imap4-folder-status-plugged folder))
1806 (defun elmo-imap4-folder-status-plugged (folder)
1807 (let ((session (elmo-imap4-get-session folder))
1808 (killed (elmo-msgdb-killed-list-load
1809 (elmo-folder-msgdb-path folder)))
1811 (with-current-buffer (elmo-network-session-buffer session)
1812 (setq elmo-imap4-status-callback nil)
1813 (setq elmo-imap4-status-callback-data nil))
1814 (setq status (elmo-imap4-response-value
1815 (elmo-imap4-send-command-wait
1819 (elmo-imap4-folder-mailbox-internal folder))
1820 " (uidnext messages)"))
1823 (- (elmo-imap4-response-value status 'uidnext) 1)
1826 (elmo-imap4-response-value status 'messages)
1827 (elmo-msgdb-killed-list-length killed))
1828 (elmo-imap4-response-value status 'messages)))))
1830 (luna-define-method elmo-folder-list-messages-plugged ((folder
1833 (elmo-imap4-list folder
1834 (let ((max (elmo-msgdb-max-of-killed
1835 (elmo-folder-killed-list-internal folder))))
1838 (format "uid %d:*" (1+ max))
1841 (luna-define-method elmo-folder-list-unreads-plugged
1842 ((folder elmo-imap4-folder))
1843 (elmo-imap4-list folder "unseen"))
1845 (luna-define-method elmo-folder-list-importants-plugged
1846 ((folder elmo-imap4-folder))
1847 (elmo-imap4-list folder "flagged"))
1849 (luna-define-method elmo-folder-use-flag-p ((folder elmo-imap4-folder))
1850 (not (string-match elmo-imap4-disuse-server-flag-mailbox-regexp
1851 (elmo-imap4-folder-mailbox-internal folder))))
1853 (luna-define-method elmo-folder-list-subfolders ((folder elmo-imap4-folder)
1854 &optional one-level)
1855 (let* ((root (elmo-imap4-folder-mailbox-internal folder))
1856 (session (elmo-imap4-get-session folder))
1857 (prefix (elmo-folder-prefix-internal folder))
1860 (elmo-string-matched-assoc
1862 (with-current-buffer (elmo-network-session-buffer session)
1863 elmo-imap4-server-namespace)))
1864 elmo-imap4-default-hierarchy-delimiter))
1865 result append-serv type)
1866 (setq result (elmo-imap4-response-get-selectable-mailbox-list
1867 (elmo-imap4-send-command-wait
1869 (list "list " (elmo-imap4-mailbox root) " *"))))
1870 (unless (string= (elmo-net-folder-user-internal folder)
1871 elmo-imap4-default-user)
1872 (setq append-serv (concat ":" (elmo-net-folder-user-internal folder))))
1873 (unless (eq (elmo-net-folder-auth-internal folder)
1874 (or elmo-imap4-default-authenticate-type 'clear))
1876 (concat append-serv "/"
1877 (symbol-name (elmo-net-folder-auth-internal folder)))))
1878 (unless (string= (elmo-net-folder-server-internal folder)
1879 elmo-imap4-default-server)
1880 (setq append-serv (concat append-serv "@"
1881 (elmo-net-folder-server-internal folder))))
1882 (unless (eq (elmo-net-folder-port-internal folder) elmo-imap4-default-port)
1883 (setq append-serv (concat append-serv ":"
1885 (elmo-net-folder-port-internal folder)))))
1886 (setq type (elmo-net-folder-stream-type-internal folder))
1887 (unless (eq (elmo-network-stream-type-symbol type)
1888 elmo-imap4-default-stream-type)
1890 (setq append-serv (concat append-serv
1891 (elmo-network-stream-type-spec-string
1894 (let ((re-delim (regexp-quote delim))
1895 folder ret has-child-p)
1898 (not (string= root ""))
1900 (concat "\\(.*\\)" re-delim "\\'")
1902 (setq root (concat root delim)))
1903 (while (setq folder (car result))
1905 (concat "^\\(" (regexp-quote root) "[^" re-delim "]" "+\\)"
1908 (setq folder (match-string 1 folder)))
1909 (setq has-child-p nil
1912 (mapcar (lambda (fld)
1914 (concat "^" (regexp-quote folder)
1915 "\\(" re-delim "\\|\\'\\)")
1917 (progn (setq has-child-p t) nil)
1920 folder (concat prefix
1921 (elmo-imap4-decode-folder-string folder)
1923 (eval append-serv)))
1924 ret (append ret (if has-child-p
1925 (list (list folder))
1928 (mapcar (lambda (fld)
1929 (concat prefix (elmo-imap4-decode-folder-string fld)
1931 (eval append-serv))))
1934 (luna-define-method elmo-folder-exists-p-plugged ((folder elmo-imap4-folder))
1935 (let ((session (elmo-imap4-get-session folder)))
1937 (elmo-imap4-session-current-mailbox-internal session)
1938 (elmo-imap4-folder-mailbox-internal folder))
1940 (elmo-imap4-session-select-mailbox
1942 (elmo-imap4-folder-mailbox-internal folder)
1943 'force 'no-error))))
1945 (luna-define-method elmo-folder-writable-p ((folder elmo-imap4-folder))
1948 (luna-define-method elmo-folder-delete ((folder elmo-imap4-folder))
1949 (let ((session (elmo-imap4-get-session folder))
1951 (when (elmo-imap4-folder-mailbox-internal folder)
1952 (when (setq msgs (elmo-folder-list-messages folder))
1953 (elmo-folder-delete-messages folder msgs))
1954 (elmo-imap4-send-command-wait session "close")
1955 (elmo-imap4-send-command-wait
1959 (elmo-imap4-folder-mailbox-internal folder)))))))
1961 (luna-define-method elmo-folder-rename-internal ((folder elmo-imap4-folder)
1963 (let ((session (elmo-imap4-get-session folder)))
1964 ;; make sure the folder is selected.
1965 (elmo-imap4-session-select-mailbox session
1966 (elmo-imap4-folder-mailbox-internal
1968 (elmo-imap4-send-command-wait session "close")
1969 (elmo-imap4-send-command-wait
1973 (elmo-imap4-folder-mailbox-internal folder))
1976 (elmo-imap4-folder-mailbox-internal new-folder))))))
1978 (defun elmo-imap4-copy-messages (src-folder dst-folder numbers)
1979 (let ((session (elmo-imap4-get-session src-folder))
1980 (set-list (elmo-imap4-make-number-set-list numbers)))
1981 (elmo-imap4-session-select-mailbox session
1982 (elmo-imap4-folder-mailbox-internal
1985 (if (elmo-imap4-send-command-wait session
1988 (if elmo-imap4-use-uid
1991 (cdr (car set-list)))
1993 (elmo-imap4-folder-mailbox-internal
1997 (defun elmo-imap4-set-flag (folder numbers flag &optional remove)
1998 "Set flag on messages.
1999 FOLDER is the ELMO folder structure.
2000 NUMBERS is the message numbers to be flagged.
2001 FLAG is the flag name.
2002 If optional argument REMOVE is non-nil, remove FLAG."
2003 (let ((session (elmo-imap4-get-session folder))
2005 (elmo-imap4-session-select-mailbox session
2006 (elmo-imap4-folder-mailbox-internal
2008 (setq set-list (elmo-imap4-make-number-set-list numbers))
2010 (with-current-buffer (elmo-network-session-buffer session)
2011 (setq elmo-imap4-fetch-callback nil)
2012 (setq elmo-imap4-fetch-callback-data nil))
2013 (elmo-imap4-send-command-wait
2016 (if elmo-imap4-use-uid
2017 "uid store %s %sflags.silent (%s)"
2018 "store %s %sflags.silent (%s)")
2019 (cdr (car set-list))
2023 (luna-define-method elmo-folder-delete-messages-plugged
2024 ((folder elmo-imap4-folder) numbers)
2025 (let ((session (elmo-imap4-get-session folder)))
2026 (elmo-imap4-set-flag folder numbers "\\Deleted")
2027 (elmo-imap4-send-command-wait session "expunge")))
2029 (defmacro elmo-imap4-detect-search-charset (string)
2030 (` (with-temp-buffer
2032 (detect-mime-charset-region (point-min) (point-max)))))
2034 (defun elmo-imap4-search-internal-primitive (folder session filter from-msgs)
2035 (let ((search-key (elmo-filter-key filter))
2036 (imap-search-keys '("bcc" "body" "cc" "from" "subject" "to"))
2039 ((string= "last" search-key)
2040 (let ((numbers (or from-msgs (elmo-folder-list-messages folder))))
2041 (nthcdr (max (- (length numbers)
2042 (string-to-int (elmo-filter-value filter)))
2045 ((string= "first" search-key)
2046 (let* ((numbers (or from-msgs (elmo-folder-list-messages folder)))
2047 (rest (nthcdr (string-to-int (elmo-filter-value filter) )
2049 (mapcar '(lambda (x) (delete x numbers)) rest)
2051 ((or (string= "since" search-key)
2052 (string= "before" search-key))
2053 (setq search-key (concat "sent" search-key))
2054 (elmo-imap4-response-value
2055 (elmo-imap4-send-command-wait session
2057 (if elmo-imap4-use-uid
2058 "uid search %s%s%s %s"
2062 (if elmo-imap4-use-uid "uid ")
2065 (elmo-imap4-make-number-set-list
2069 (if (eq (elmo-filter-type filter)
2073 (elmo-date-get-description
2074 (elmo-date-get-datevec
2075 (elmo-filter-value filter)))))
2079 (if (eq (length (elmo-filter-value filter)) 0)
2080 (setq charset 'us-ascii)
2081 (elmo-imap4-detect-search-charset
2082 (elmo-filter-value filter))))
2083 (elmo-imap4-response-value
2084 (elmo-imap4-send-command-wait session
2086 (if elmo-imap4-use-uid "uid ")
2090 (symbol-name charset))
2094 (if elmo-imap4-use-uid "uid ")
2097 (elmo-imap4-make-number-set-list
2101 (if (eq (elmo-filter-type filter)
2106 (elmo-filter-key filter)
2110 (elmo-filter-key filter))
2112 (encode-mime-charset-string
2113 (elmo-filter-value filter) charset))))
2116 (defun elmo-imap4-search-internal (folder session condition from-msgs)
2119 ((vectorp condition)
2120 (setq result (elmo-imap4-search-internal-primitive
2121 folder session condition from-msgs)))
2122 ((eq (car condition) 'and)
2123 (setq result (elmo-imap4-search-internal folder session (nth 1 condition)
2125 result (elmo-list-filter result
2126 (elmo-imap4-search-internal
2127 folder session (nth 2 condition)
2129 ((eq (car condition) 'or)
2130 (setq result (elmo-imap4-search-internal
2131 folder session (nth 1 condition) from-msgs)
2132 result (elmo-uniq-list
2134 (elmo-imap4-search-internal
2135 folder session (nth 2 condition) from-msgs)))
2136 result (sort result '<))))))
2138 (luna-define-method elmo-folder-search ((folder elmo-imap4-folder)
2139 condition &optional numbers)
2141 (let ((session (elmo-imap4-get-session folder)))
2142 (elmo-imap4-session-select-mailbox
2144 (elmo-imap4-folder-mailbox-internal folder))
2145 (elmo-imap4-search-internal folder session condition numbers))))
2147 (luna-define-method elmo-folder-msgdb-create-plugged
2148 ((folder elmo-imap4-folder) numbers &rest args)
2150 (let ((session (elmo-imap4-get-session folder))
2153 '("Subject" "From" "To" "Cc" "Date"
2154 "Message-Id" "References" "In-Reply-To")
2155 elmo-msgdb-extra-fields))
2157 (length (length numbers))
2159 (setq rfc2060 (memq 'imap4rev1
2160 (elmo-imap4-session-capability-internal
2162 (message "Getting overview...")
2163 (elmo-imap4-session-select-mailbox
2164 session (elmo-imap4-folder-mailbox-internal folder))
2165 (setq set-list (elmo-imap4-make-number-set-list
2167 elmo-imap4-overview-fetch-chop-length))
2169 (with-current-buffer (elmo-network-session-buffer session)
2170 (setq elmo-imap4-current-msgdb nil
2171 elmo-imap4-seen-messages nil
2172 elmo-imap4-fetch-callback 'elmo-imap4-fetch-callback-1
2173 elmo-imap4-fetch-callback-data (cons args
2174 (elmo-folder-use-flag-p
2177 (elmo-imap4-send-command-wait
2179 ;; get overview entity from IMAP4
2180 (format "%sfetch %s (%s rfc822.size flags)"
2181 (if elmo-imap4-use-uid "uid " "")
2182 (cdr (car set-list))
2184 (format "body.peek[header.fields %s]" headers)
2185 (format "%s" headers))))
2186 (when (> length elmo-display-progress-threshold)
2187 (setq total (+ total (car (car set-list))))
2188 (elmo-display-progress
2189 'elmo-imap4-msgdb-create "Getting overview..."
2190 (/ (* total 100) length)))
2191 (setq set-list (cdr set-list)))
2192 (message "Getting overview...done")
2193 (when elmo-imap4-seen-messages
2194 (elmo-imap4-set-flag folder elmo-imap4-seen-messages "\\Seen"))
2195 elmo-imap4-current-msgdb))))
2197 (luna-define-method elmo-folder-unmark-important-plugged
2198 ((folder elmo-imap4-folder) numbers)
2199 (elmo-imap4-set-flag folder numbers "\\Flagged" 'remove))
2201 (luna-define-method elmo-folder-mark-as-important-plugged
2202 ((folder elmo-imap4-folder) numbers)
2203 (elmo-imap4-set-flag folder numbers "\\Flagged"))
2205 (luna-define-method elmo-folder-unmark-read-plugged
2206 ((folder elmo-imap4-folder) numbers)
2207 (elmo-imap4-set-flag folder numbers "\\Seen" 'remove))
2209 (luna-define-method elmo-folder-mark-as-read-plugged
2210 ((folder elmo-imap4-folder) numbers)
2211 (elmo-imap4-set-flag folder numbers "\\Seen"))
2213 (luna-define-method elmo-message-use-cache-p ((folder elmo-imap4-folder)
2215 elmo-imap4-use-cache)
2217 (luna-define-method elmo-folder-message-appendable-p ((folder elmo-imap4-folder))
2218 (if (elmo-folder-plugged-p folder)
2219 (not (elmo-imap4-session-read-only-internal
2220 (elmo-imap4-get-session folder)))
2221 elmo-enable-disconnected-operation)) ; offline refile.
2223 (luna-define-method elmo-folder-check-plugged ((folder elmo-imap4-folder))
2224 (let ((session (elmo-imap4-get-session folder 'if-exists)))
2227 (elmo-imap4-session-current-mailbox-internal session)
2228 (elmo-imap4-folder-mailbox-internal folder))
2229 (if elmo-imap4-use-select-to-update-status
2230 (elmo-imap4-session-select-mailbox
2232 (elmo-imap4-folder-mailbox-internal folder)
2234 (elmo-imap4-session-check session))))))
2236 (defsubst elmo-imap4-folder-diff-plugged (folder)
2237 (let ((session (elmo-imap4-get-session folder))
2240 ;;; (elmo-imap4-commit spec)
2241 (with-current-buffer (elmo-network-session-buffer session)
2242 (setq elmo-imap4-status-callback nil)
2243 (setq elmo-imap4-status-callback-data nil))
2245 (elmo-imap4-send-command-wait session
2249 (elmo-imap4-folder-mailbox-internal
2251 " (recent unseen messages)")))
2252 (setq response (elmo-imap4-response-value response 'status))
2253 (setq messages (elmo-imap4-response-value response 'messages))
2254 (setq killed (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2256 (setq messages (- messages
2257 (elmo-msgdb-killed-list-length
2259 (list (elmo-imap4-response-value response 'recent)
2260 (elmo-imap4-response-value response 'unseen)
2263 (luna-define-method elmo-folder-diff-plugged ((folder elmo-imap4-folder))
2264 (elmo-imap4-folder-diff-plugged folder))
2266 (luna-define-method elmo-folder-diff-async ((folder elmo-imap4-folder)
2267 &optional number-alist)
2268 (setq elmo-imap4-server-diff-async-callback
2269 elmo-folder-diff-async-callback)
2270 (setq elmo-imap4-server-diff-async-callback-data
2271 elmo-folder-diff-async-callback-data)
2272 (elmo-imap4-server-diff-async folder))
2274 (luna-define-method elmo-folder-open :around ((folder elmo-imap4-folder)
2275 &optional load-msgdb)
2276 (if (elmo-folder-plugged-p folder)
2277 (let (session mailbox msgdb response tag)
2280 (setq session (elmo-imap4-get-session folder)
2281 mailbox (elmo-imap4-folder-mailbox-internal folder)
2282 tag (elmo-imap4-send-command session
2287 (setq msgdb (elmo-msgdb-load folder)))
2288 (elmo-folder-set-killed-list-internal
2290 (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2291 (setq response (elmo-imap4-read-response session tag)))
2294 (elmo-imap4-session-set-current-mailbox-internal
2297 (elmo-imap4-session-set-current-mailbox-internal
2301 (elmo-imap4-session-set-current-mailbox-internal
2304 (elmo-imap4-session-set-current-mailbox-internal
2307 (elmo-folder-set-msgdb-internal
2309 (or msgdb (elmo-msgdb-load folder)))))
2310 (luna-call-next-method)))
2312 ;; elmo-folder-open-internal: do nothing.
2314 (luna-define-method elmo-find-fetch-strategy
2315 ((folder elmo-imap4-folder) entity &optional ignore-cache)
2316 (let ((number (elmo-msgdb-overview-entity-get-number entity))
2317 cache-file size message-id)
2318 (setq size (elmo-msgdb-overview-entity-get-size entity))
2319 (setq message-id (elmo-msgdb-overview-entity-get-id entity))
2320 (setq cache-file (elmo-file-cache-get message-id))
2321 (if (or ignore-cache
2322 (null (elmo-file-cache-status cache-file)))
2323 (if (and elmo-message-fetch-threshold
2325 (>= size elmo-message-fetch-threshold)
2326 (or (not elmo-message-fetch-confirm)
2327 (not (prog1 (y-or-n-p
2329 "Fetch entire message at once? (%dbytes)"
2332 ;; Fetch message as imap message.
2333 (elmo-make-fetch-strategy 'section
2335 (elmo-message-use-cache-p
2337 (elmo-file-cache-path
2339 ;; Don't use existing cache and fetch entire message at once.
2340 (elmo-make-fetch-strategy 'entire nil
2341 (elmo-message-use-cache-p
2343 (elmo-file-cache-path cache-file)))
2344 ;; Cache found and use it.
2345 (if (not ignore-cache)
2346 (if (eq (elmo-file-cache-status cache-file) 'section)
2347 ;; Fetch message with imap message.
2348 (elmo-make-fetch-strategy 'section
2350 (elmo-message-use-cache-p
2352 (elmo-file-cache-path
2354 (elmo-make-fetch-strategy 'entire
2356 (elmo-message-use-cache-p
2358 (elmo-file-cache-path
2361 (luna-define-method elmo-folder-create ((folder elmo-imap4-folder))
2362 (elmo-imap4-send-command-wait
2363 (elmo-imap4-get-session folder)
2366 (elmo-imap4-folder-mailbox-internal folder)))))
2368 (luna-define-method elmo-folder-append-buffer
2369 ((folder elmo-imap4-folder) unread &optional number)
2370 (if (elmo-folder-plugged-p folder)
2371 (let ((session (elmo-imap4-get-session folder))
2373 (elmo-imap4-session-select-mailbox session
2374 (elmo-imap4-folder-mailbox-internal
2376 (setq send-buffer (elmo-imap4-setup-send-buffer))
2379 (elmo-imap4-send-command-wait
2383 (elmo-imap4-mailbox (elmo-imap4-folder-mailbox-internal
2385 (if unread " " " (\\Seen) ")
2386 (elmo-imap4-buffer-literal send-buffer))))
2387 (kill-buffer send-buffer))
2390 (if elmo-enable-disconnected-operation
2391 (elmo-folder-append-buffer-dop folder unread number)
2392 (error "Unplugged"))))
2395 (defmacro elmo-imap4-identical-system-p (folder1 folder2)
2396 "Return t if FOLDER1 and FOLDER2 are in the same IMAP4 system."
2397 (` (and (string= (elmo-net-folder-server-internal (, folder1))
2398 (elmo-net-folder-server-internal (, folder2)))
2399 (eq (elmo-net-folder-port-internal (, folder1))
2400 (elmo-net-folder-port-internal (, folder2)))
2401 (string= (elmo-net-folder-user-internal (, folder1))
2402 (elmo-net-folder-user-internal (, folder2)))))))
2404 (luna-define-method elmo-folder-append-messages :around
2405 ((folder elmo-imap4-folder) src-folder numbers unread-marks
2406 &optional same-number)
2407 (if (and (eq (elmo-folder-type-internal src-folder) 'imap4)
2408 (elmo-imap4-identical-system-p folder src-folder)
2409 (elmo-folder-plugged-p folder))
2412 (elmo-imap4-copy-messages src-folder folder numbers)
2413 (elmo-progress-notify 'elmo-folder-move-messages (length numbers)))
2414 (luna-call-next-method)))
2416 (luna-define-method elmo-message-deletable-p ((folder elmo-imap4-folder)
2418 (if (elmo-folder-plugged-p folder)
2419 (not (elmo-imap4-session-read-only-internal
2420 (elmo-imap4-get-session folder)))
2421 elmo-enable-disconnected-operation)) ; offline refile.
2423 ;(luna-define-method elmo-message-fetch-unplugged
2424 ; ((folder elmo-imap4-folder)
2425 ; number strategy &optional section outbuf unseen)
2426 ; (error "%d%s is not cached." number (if section
2427 ; (format "(%s)" section)
2430 (defsubst elmo-imap4-message-fetch (folder number strategy
2431 section outbuf unseen)
2432 (let ((session (elmo-imap4-get-session folder))
2434 (elmo-imap4-session-select-mailbox session
2435 (elmo-imap4-folder-mailbox-internal
2437 (with-current-buffer (elmo-network-session-buffer session)
2438 (setq elmo-imap4-fetch-callback nil)
2439 (setq elmo-imap4-fetch-callback-data nil))
2440 (unless elmo-inhibit-display-retrieval-progress
2441 (setq elmo-imap4-display-literal-progress t))
2444 (elmo-imap4-send-command-wait session
2446 (if elmo-imap4-use-uid
2447 "uid fetch %s body%s[%s]"
2448 "fetch %s body%s[%s]")
2450 (if unseen ".peek" "")
2453 (setq elmo-imap4-display-literal-progress nil))
2454 (unless elmo-inhibit-display-retrieval-progress
2455 (elmo-display-progress 'elmo-imap4-display-literal-progress
2456 "" 100) ; remove progress bar.
2457 (message "Retrieving...done."))
2458 (if (setq response (elmo-imap4-response-bodydetail-text
2459 (elmo-imap4-response-value-all
2461 (with-current-buffer outbuf
2463 (insert response)))))
2465 (luna-define-method elmo-message-fetch-plugged ((folder elmo-imap4-folder)
2469 (elmo-imap4-message-fetch folder number strategy section outbuf unseen))
2471 (luna-define-method elmo-message-fetch-field ((folder elmo-imap4-folder)
2473 (let ((session (elmo-imap4-get-session folder)))
2474 (elmo-imap4-session-select-mailbox session
2475 (elmo-imap4-folder-mailbox-internal
2477 (with-current-buffer (elmo-network-session-buffer session)
2478 (setq elmo-imap4-fetch-callback nil)
2479 (setq elmo-imap4-fetch-callback-data nil))
2482 (elmo-imap4-response-bodydetail-text
2483 (elmo-imap4-response-value
2484 (elmo-imap4-send-command-wait session
2486 (if elmo-imap4-use-uid
2489 "fetch %s (body.peek[header.fields (%s)])"
2492 (elmo-delete-cr-buffer)
2493 (goto-char (point-min))
2494 (std11-field-body (symbol-name field)))))
2499 (product-provide (provide 'elmo-imap4) (require 'elmo-version))
2501 ;;; elmo-imap4.el ends here