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 (cons (elmo-imap4-response-value status 'unseen)
1074 (elmo-imap4-response-value status 'messages))
1077 (defun elmo-imap4-server-diff-async (folder)
1078 (let ((session (elmo-imap4-get-session folder)))
1079 ;; We should `check' folder to obtain newest information here.
1080 ;; But since there's no asynchronous check mechanism in elmo yet,
1081 ;; checking is not done here.
1082 (with-current-buffer (elmo-network-session-buffer session)
1083 (setq elmo-imap4-status-callback
1084 'elmo-imap4-server-diff-async-callback-1)
1085 (setq elmo-imap4-status-callback-data
1086 elmo-imap4-server-diff-async-callback-data))
1087 (elmo-imap4-send-command session
1091 (elmo-imap4-folder-mailbox-internal folder))
1092 " (unseen messages)"))))
1094 (luna-define-method elmo-server-diff-async ((folder elmo-imap4-folder))
1095 (let ((session (elmo-imap4-get-session folder)))
1097 ;; (elmo-imap4-commit spec)
1098 (with-current-buffer (elmo-network-session-buffer session)
1099 (setq elmo-imap4-status-callback
1100 'elmo-imap4-server-diff-async-callback-1)
1101 (setq elmo-imap4-status-callback-data
1102 elmo-imap4-server-diff-async-callback-data))
1103 (elmo-imap4-send-command session
1107 (elmo-imap4-folder-mailbox-internal folder))
1108 " (unseen messages)"))))
1112 (defvar elmo-imap4-server-eol "\r\n"
1113 "The EOL string sent from the server.")
1115 (defvar elmo-imap4-client-eol "\r\n"
1116 "The EOL string we send to the server.")
1118 (defvar elmo-imap4-display-literal-progress nil)
1120 (defun elmo-imap4-find-next-line ()
1121 "Return point at end of current line, taking into account literals.
1122 Return nil if no complete line has arrived."
1123 (when (re-search-forward (concat elmo-imap4-server-eol "\\|{\\([0-9]+\\)}"
1124 elmo-imap4-server-eol)
1126 (if (match-string 1)
1127 (if (< (point-max) (+ (point) (string-to-number (match-string 1))))
1129 (if (and elmo-imap4-display-literal-progress
1130 (> (string-to-number (match-string 1))
1131 (min elmo-display-retrieval-progress-threshold 100)))
1132 (elmo-display-progress
1133 'elmo-imap4-display-literal-progress
1134 (format "Retrieving (%d/%d bytes)..."
1135 (- (point-max) (point))
1136 (string-to-number (match-string 1)))
1137 (/ (- (point-max) (point))
1138 (/ (string-to-number (match-string 1)) 100))))
1140 (goto-char (+ (point) (string-to-number (match-string 1))))
1141 (elmo-imap4-find-next-line))
1144 (defun elmo-imap4-sentinel (process string)
1145 (delete-process process))
1147 (defun elmo-imap4-arrival-filter (proc string)
1148 "IMAP process filter."
1149 (when (buffer-live-p (process-buffer proc))
1150 (with-current-buffer (process-buffer proc)
1151 (elmo-imap4-debug "-> %s" string)
1152 (goto-char (point-max))
1155 (goto-char (point-min))
1156 (while (setq end (elmo-imap4-find-next-line))
1158 (narrow-to-region (point-min) end)
1159 (delete-backward-char (length elmo-imap4-server-eol))
1160 (goto-char (point-min))
1162 (cond ((eq elmo-imap4-status 'initial)
1163 (setq elmo-imap4-current-response
1165 (list 'greeting (elmo-imap4-parse-greeting)))))
1166 ((or (eq elmo-imap4-status 'auth)
1167 (eq elmo-imap4-status 'nonauth)
1168 (eq elmo-imap4-status 'selected)
1169 (eq elmo-imap4-status 'examine))
1170 (setq elmo-imap4-current-response
1172 (elmo-imap4-parse-response)
1173 elmo-imap4-current-response)))
1175 (message "Unknown state %s in arrival filter"
1176 elmo-imap4-status))))
1177 (delete-region (point-min) (point-max))))))))
1181 (defsubst elmo-imap4-forward ()
1182 (or (eobp) (forward-char 1)))
1184 (defsubst elmo-imap4-parse-number ()
1185 (when (looking-at "[0-9]+")
1187 (string-to-number (match-string 0))
1188 (goto-char (match-end 0)))))
1190 (defsubst elmo-imap4-parse-literal ()
1191 (when (looking-at "{\\([0-9]+\\)}\r\n")
1192 (let ((pos (match-end 0))
1193 (len (string-to-number (match-string 1))))
1194 (if (< (point-max) (+ pos len))
1196 (goto-char (+ pos len))
1197 (buffer-substring pos (+ pos len))))))
1198 ;;; (list ' pos (+ pos len))))))
1200 (defsubst elmo-imap4-parse-string ()
1201 (cond ((eq (char-after (point)) ?\")
1203 (let ((p (point)) (name ""))
1204 (skip-chars-forward "^\"\\\\")
1205 (setq name (buffer-substring p (point)))
1206 (while (eq (char-after (point)) ?\\)
1207 (setq p (1+ (point)))
1209 (skip-chars-forward "^\"\\\\")
1210 (setq name (concat name (buffer-substring p (point)))))
1213 ((eq (char-after (point)) ?{)
1214 (elmo-imap4-parse-literal))))
1216 (defsubst elmo-imap4-parse-nil ()
1217 (if (looking-at "NIL")
1218 (goto-char (match-end 0))))
1220 (defsubst elmo-imap4-parse-nstring ()
1221 (or (elmo-imap4-parse-string)
1222 (and (elmo-imap4-parse-nil)
1225 (defsubst elmo-imap4-parse-astring ()
1226 (or (elmo-imap4-parse-string)
1227 (buffer-substring (point)
1228 (if (re-search-forward "[(){ \r\n%*\"\\]" nil t)
1229 (goto-char (1- (match-end 0)))
1233 (defsubst elmo-imap4-parse-address ()
1235 (when (eq (char-after (point)) ?\()
1236 (elmo-imap4-forward)
1237 (setq address (vector (prog1 (elmo-imap4-parse-nstring)
1238 (elmo-imap4-forward))
1239 (prog1 (elmo-imap4-parse-nstring)
1240 (elmo-imap4-forward))
1241 (prog1 (elmo-imap4-parse-nstring)
1242 (elmo-imap4-forward))
1243 (elmo-imap4-parse-nstring)))
1244 (when (eq (char-after (point)) ?\))
1245 (elmo-imap4-forward)
1248 (defsubst elmo-imap4-parse-address-list ()
1249 (if (eq (char-after (point)) ?\()
1250 (let (address addresses)
1251 (elmo-imap4-forward)
1252 (while (and (not (eq (char-after (point)) ?\)))
1253 ;; next line for MS Exchange bug
1254 (progn (and (eq (char-after (point)) ? ) (elmo-imap4-forward)) t)
1255 (setq address (elmo-imap4-parse-address)))
1256 (setq addresses (cons address addresses)))
1257 (when (eq (char-after (point)) ?\))
1258 (elmo-imap4-forward)
1259 (nreverse addresses)))
1260 (assert (elmo-imap4-parse-nil))))
1262 (defsubst elmo-imap4-parse-mailbox ()
1263 (let ((mailbox (elmo-imap4-parse-astring)))
1264 (if (string-equal "INBOX" (upcase mailbox))
1268 (defun elmo-imap4-parse-greeting ()
1269 "Parse a IMAP greeting."
1270 (cond ((looking-at "\\* OK ")
1271 (setq elmo-imap4-status 'nonauth))
1272 ((looking-at "\\* PREAUTH ")
1273 (setq elmo-imap4-status 'auth))
1274 ((looking-at "\\* BYE ")
1275 (setq elmo-imap4-status 'closed))))
1277 (defun elmo-imap4-parse-response ()
1278 "Parse a IMAP command response."
1280 (case (setq token (elmo-read (current-buffer)))
1282 (skip-chars-forward " ")
1283 (list 'continue-req (buffer-substring (point) (point-max)))))
1284 (* (case (prog1 (setq token (elmo-read (current-buffer)))
1285 (elmo-imap4-forward))
1286 (OK (elmo-imap4-parse-resp-text-code))
1287 (NO (elmo-imap4-parse-resp-text-code))
1288 (BAD (elmo-imap4-parse-resp-text-code))
1289 (BYE (elmo-imap4-parse-bye))
1291 (elmo-imap4-parse-flag-list)))
1292 (LIST (list 'list (elmo-imap4-parse-data-list)))
1293 (LSUB (list 'lsub (elmo-imap4-parse-data-list)))
1296 (elmo-read (concat "("
1297 (buffer-substring (point) (point-max))
1299 (STATUS (elmo-imap4-parse-status))
1301 (NAMESPACE (elmo-imap4-parse-namespace))
1302 (CAPABILITY (list 'capability
1304 (concat "(" (downcase (buffer-substring
1305 (point) (point-max)))
1307 (ACL (elmo-imap4-parse-acl))
1308 (t (case (prog1 (elmo-read (current-buffer))
1309 (elmo-imap4-forward))
1310 (EXISTS (list 'exists token))
1311 (RECENT (list 'recent token))
1312 (EXPUNGE (list 'expunge token))
1313 (FETCH (elmo-imap4-parse-fetch token))
1314 (t (list 'garbage (buffer-string)))))))
1315 (t (if (not (string-match elmo-imap4-seq-prefix (symbol-name token)))
1316 (list 'garbage (buffer-string))
1317 (case (prog1 (elmo-read (current-buffer))
1318 (elmo-imap4-forward))
1320 (setq elmo-imap4-parsing nil)
1321 (setq token (symbol-name token))
1322 (elmo-unintern token)
1323 (elmo-imap4-debug "*%s* OK arrived" token)
1324 (setq elmo-imap4-reached-tag token)
1325 (list 'ok (elmo-imap4-parse-resp-text-code))))
1327 (setq elmo-imap4-parsing nil)
1328 (setq token (symbol-name token))
1329 (elmo-unintern token)
1330 (elmo-imap4-debug "*%s* NO arrived" token)
1331 (setq elmo-imap4-reached-tag token)
1333 (when (eq (char-after (point)) ?\[)
1334 (setq code (buffer-substring (point)
1335 (search-forward "]")))
1336 (elmo-imap4-forward))
1337 (setq text (buffer-substring (point) (point-max)))
1338 (list 'no (list code text)))))
1340 (setq elmo-imap4-parsing nil)
1341 (elmo-imap4-debug "*%s* BAD arrived" token)
1342 (setq token (symbol-name token))
1343 (elmo-unintern token)
1344 (setq elmo-imap4-reached-tag token)
1346 (when (eq (char-after (point)) ?\[)
1347 (setq code (buffer-substring (point)
1348 (search-forward "]")))
1349 (elmo-imap4-forward))
1350 (setq text (buffer-substring (point) (point-max)))
1351 (list 'bad (list code text)))))
1352 (t (list 'garbage (buffer-string)))))))))
1354 (defun elmo-imap4-parse-bye ()
1356 (when (eq (char-after (point)) ?\[)
1357 (setq code (buffer-substring (point)
1358 (search-forward "]")))
1359 (elmo-imap4-forward))
1360 (setq text (buffer-substring (point) (point-max)))
1361 (list 'bye (list code text))))
1363 (defun elmo-imap4-parse-text ()
1364 (goto-char (point-min))
1365 (when (search-forward "[" nil t)
1366 (search-forward "]")
1367 (elmo-imap4-forward))
1368 (list 'text (buffer-substring (point) (point-max))))
1370 (defun elmo-imap4-parse-resp-text-code ()
1371 (when (eq (char-after (point)) ?\[)
1372 (elmo-imap4-forward)
1373 (cond ((search-forward "PERMANENTFLAGS " nil t)
1374 (list 'permanentflags (elmo-imap4-parse-flag-list)))
1375 ((search-forward "UIDNEXT " nil t)
1376 (list 'uidnext (elmo-read (current-buffer))))
1377 ((search-forward "UNSEEN " nil t)
1378 (list 'unseen (elmo-read (current-buffer))))
1379 ((looking-at "UIDVALIDITY \\([0-9]+\\)")
1380 (list 'uidvalidity (match-string 1)))
1381 ((search-forward "READ-ONLY" nil t)
1382 (list 'read-only t))
1383 ((search-forward "READ-WRITE" nil t)
1384 (list 'read-write t))
1385 ((search-forward "NEWNAME " nil t)
1386 (let (oldname newname)
1387 (setq oldname (elmo-imap4-parse-string))
1388 (elmo-imap4-forward)
1389 (setq newname (elmo-imap4-parse-string))
1390 (list 'newname newname oldname)))
1391 ((search-forward "TRYCREATE" nil t)
1392 (list 'trycreate t))
1393 ((looking-at "APPENDUID \\([0-9]+\\) \\([0-9]+\\)")
1395 (list (match-string 1)
1396 (string-to-number (match-string 2)))))
1397 ((looking-at "COPYUID \\([0-9]+\\) \\([0-9,:]+\\) \\([0-9,:]+\\)")
1398 (list 'copyuid (list (match-string 1)
1401 ((search-forward "ALERT] " nil t)
1402 (message "IMAP server information: %s"
1403 (buffer-substring (point) (point-max))))
1404 (t (list 'unknown)))))
1406 (defun elmo-imap4-parse-data-list ()
1407 (let (flags delimiter mailbox)
1408 (setq flags (elmo-imap4-parse-flag-list))
1409 (when (looking-at " NIL\\| \"\\\\?\\(.\\)\"")
1410 (setq delimiter (match-string 1))
1411 (goto-char (1+ (match-end 0)))
1412 (when (setq mailbox (elmo-imap4-parse-mailbox))
1413 (list mailbox flags delimiter)))))
1415 (defsubst elmo-imap4-parse-header-list ()
1416 (when (eq (char-after (point)) ?\()
1418 (while (not (eq (char-after (point)) ?\)))
1419 (elmo-imap4-forward)
1420 (push (elmo-imap4-parse-astring) strlist))
1421 (elmo-imap4-forward)
1422 (nreverse strlist))))
1424 (defsubst elmo-imap4-parse-fetch-body-section ()
1426 (buffer-substring (point)
1428 (progn (re-search-forward "[] ]" nil t)
1430 (if (eq (char-before) ? )
1432 (mapconcat 'identity
1433 (cons section (elmo-imap4-parse-header-list)) " ")
1434 (search-forward "]" nil t))
1437 (defun elmo-imap4-parse-fetch (response)
1438 (when (eq (char-after (point)) ?\()
1440 (while (not (eq (char-after (point)) ?\)))
1441 (elmo-imap4-forward)
1442 (let ((token (elmo-imap4-fetch-read (current-buffer))))
1443 (elmo-imap4-forward)
1445 (cond ((eq token 'UID)
1446 (list 'uid (condition-case nil
1447 (elmo-read (current-buffer))
1450 (list 'flags (elmo-imap4-parse-flag-list)))
1451 ((eq token 'ENVELOPE)
1452 (list 'envelope (elmo-imap4-parse-envelope)))
1453 ((eq token 'INTERNALDATE)
1454 (list 'internaldate (elmo-imap4-parse-string)))
1456 (list 'rfc822 (elmo-imap4-parse-nstring)))
1457 ((eq token (intern elmo-imap4-rfc822-header))
1458 (list 'rfc822header (elmo-imap4-parse-nstring)))
1459 ((eq token (intern elmo-imap4-rfc822-text))
1460 (list 'rfc822text (elmo-imap4-parse-nstring)))
1461 ((eq token (intern elmo-imap4-rfc822-size))
1462 (list 'rfc822size (elmo-read (current-buffer))))
1464 (if (eq (char-before) ?\[)
1467 (upcase (elmo-imap4-parse-fetch-body-section))
1469 (eq (char-after (point)) ?<)
1470 (buffer-substring (1+ (point))
1472 (search-forward ">" nil t)
1474 (progn (elmo-imap4-forward)
1475 (elmo-imap4-parse-nstring)))
1476 (list 'body (elmo-imap4-parse-body))))
1477 ((eq token 'BODYSTRUCTURE)
1478 (list 'bodystructure (elmo-imap4-parse-body)))))
1479 (setq list (cons element list))))
1480 (and elmo-imap4-fetch-callback
1481 (funcall elmo-imap4-fetch-callback
1482 list elmo-imap4-fetch-callback-data))
1483 (list 'fetch list))))
1485 (defun elmo-imap4-parse-status ()
1486 (let ((mailbox (elmo-imap4-parse-mailbox))
1488 (when (and mailbox (search-forward "(" nil t))
1489 (while (not (eq (char-after (point)) ?\)))
1492 (let ((token (elmo-read (current-buffer))))
1493 (cond ((eq token 'MESSAGES)
1494 (list 'messages (elmo-read (current-buffer))))
1496 (list 'recent (elmo-read (current-buffer))))
1497 ((eq token 'UIDNEXT)
1498 (list 'uidnext (elmo-read (current-buffer))))
1499 ((eq token 'UIDVALIDITY)
1500 (and (looking-at " \\([0-9]+\\)")
1501 (prog1 (list 'uidvalidity (match-string 1))
1502 (goto-char (match-end 1)))))
1504 (list 'unseen (elmo-read (current-buffer))))
1507 "Unknown status data %s in mailbox %s ignored"
1510 (and elmo-imap4-status-callback
1511 (funcall elmo-imap4-status-callback
1513 elmo-imap4-status-callback-data))
1514 (list 'status status)))
1517 (defmacro elmo-imap4-value (value)
1518 (` (if (eq (, value) 'NIL) nil
1521 (defmacro elmo-imap4-nth (pos list)
1522 (` (let ((value (nth (, pos) (, list))))
1523 (elmo-imap4-value value))))
1525 (defun elmo-imap4-parse-namespace ()
1528 (copy-sequence elmo-imap4-extra-namespace-alist)
1529 (elmo-imap4-parse-namespace-subr
1530 (elmo-read (concat "(" (buffer-substring
1531 (point) (point-max))
1534 (defun elmo-imap4-parse-namespace-subr (ns)
1535 (let (prefix delim namespace-alist default-delim)
1536 ;; 0: personal, 1: other, 2: shared
1538 (setq namespace-alist
1539 (nconc namespace-alist
1543 (setq prefix (elmo-imap4-nth 0 namespace)
1544 delim (elmo-imap4-nth 1 namespace))
1545 (if (and prefix delim
1547 (concat (regexp-quote delim) "\\'")
1549 (setq prefix (substring prefix 0
1550 (match-beginning 0))))
1551 (if (eq (length prefix) 0)
1552 (progn (setq default-delim delim) nil)
1555 (if (string= (downcase prefix) "inbox")
1556 "[Ii][Nn][Bb][Oo][Xx]"
1557 (regexp-quote prefix))
1560 (elmo-imap4-nth i ns))))))
1562 (setq namespace-alist
1563 (nconc namespace-alist
1564 (list (cons "^.*$" default-delim)))))
1567 (defun elmo-imap4-parse-acl ()
1568 (let ((mailbox (elmo-imap4-parse-mailbox))
1569 identifier rights acl)
1570 (while (eq (char-after (point)) ?\ )
1571 (elmo-imap4-forward)
1572 (setq identifier (elmo-imap4-parse-astring))
1573 (elmo-imap4-forward)
1574 (setq rights (elmo-imap4-parse-astring))
1575 (setq acl (append acl (list (cons identifier rights)))))
1576 (list 'acl acl mailbox)))
1578 (defun elmo-imap4-parse-flag-list ()
1579 (let ((str (buffer-substring (+ (point) 1)
1580 (progn (search-forward ")" nil t)
1582 (unless (eq (length str) 0)
1583 (split-string str))))
1585 (defun elmo-imap4-parse-envelope ()
1586 (when (eq (char-after (point)) ?\()
1587 (elmo-imap4-forward)
1588 (vector (prog1 (elmo-imap4-parse-nstring);; date
1589 (elmo-imap4-forward))
1590 (prog1 (elmo-imap4-parse-nstring);; subject
1591 (elmo-imap4-forward))
1592 (prog1 (elmo-imap4-parse-address-list);; from
1593 (elmo-imap4-forward))
1594 (prog1 (elmo-imap4-parse-address-list);; sender
1595 (elmo-imap4-forward))
1596 (prog1 (elmo-imap4-parse-address-list);; reply-to
1597 (elmo-imap4-forward))
1598 (prog1 (elmo-imap4-parse-address-list);; to
1599 (elmo-imap4-forward))
1600 (prog1 (elmo-imap4-parse-address-list);; cc
1601 (elmo-imap4-forward))
1602 (prog1 (elmo-imap4-parse-address-list);; bcc
1603 (elmo-imap4-forward))
1604 (prog1 (elmo-imap4-parse-nstring);; in-reply-to
1605 (elmo-imap4-forward))
1606 (prog1 (elmo-imap4-parse-nstring);; message-id
1607 (elmo-imap4-forward)))))
1609 (defsubst elmo-imap4-parse-string-list ()
1610 (cond ((eq (char-after (point)) ?\();; body-fld-param
1612 (elmo-imap4-forward)
1613 (while (setq str (elmo-imap4-parse-string))
1615 (elmo-imap4-forward))
1616 (nreverse strlist)))
1617 ((elmo-imap4-parse-nil)
1620 (defun elmo-imap4-parse-body-extension ()
1621 (if (eq (char-after (point)) ?\()
1623 (elmo-imap4-forward)
1624 (push (elmo-imap4-parse-body-extension) b-e)
1625 (while (eq (char-after (point)) ?\ )
1626 (elmo-imap4-forward)
1627 (push (elmo-imap4-parse-body-extension) b-e))
1628 (assert (eq (char-after (point)) ?\)))
1629 (elmo-imap4-forward)
1631 (or (elmo-imap4-parse-number)
1632 (elmo-imap4-parse-nstring))))
1634 (defsubst elmo-imap4-parse-body-ext ()
1636 (when (eq (char-after (point)) ?\ );; body-fld-dsp
1637 (elmo-imap4-forward)
1639 (if (eq (char-after (point)) ?\()
1641 (elmo-imap4-forward)
1642 (push (elmo-imap4-parse-string) dsp)
1643 (elmo-imap4-forward)
1644 (push (elmo-imap4-parse-string-list) dsp)
1645 (elmo-imap4-forward))
1646 (assert (elmo-imap4-parse-nil)))
1647 (push (nreverse dsp) ext))
1648 (when (eq (char-after (point)) ?\ );; body-fld-lang
1649 (elmo-imap4-forward)
1650 (if (eq (char-after (point)) ?\()
1651 (push (elmo-imap4-parse-string-list) ext)
1652 (push (elmo-imap4-parse-nstring) ext))
1653 (while (eq (char-after (point)) ?\ );; body-extension
1654 (elmo-imap4-forward)
1655 (setq ext (append (elmo-imap4-parse-body-extension) ext)))))
1658 (defun elmo-imap4-parse-body ()
1660 (when (eq (char-after (point)) ?\()
1661 (elmo-imap4-forward)
1662 (if (eq (char-after (point)) ?\()
1664 (while (and (eq (char-after (point)) ?\()
1665 (setq subbody (elmo-imap4-parse-body)))
1666 (push subbody body))
1667 (elmo-imap4-forward)
1668 (push (elmo-imap4-parse-string) body);; media-subtype
1669 (when (eq (char-after (point)) ?\ );; body-ext-mpart:
1670 (elmo-imap4-forward)
1671 (if (eq (char-after (point)) ?\();; body-fld-param
1672 (push (elmo-imap4-parse-string-list) body)
1673 (push (and (elmo-imap4-parse-nil) nil) body))
1675 (append (elmo-imap4-parse-body-ext) body)));; body-ext-...
1676 (assert (eq (char-after (point)) ?\)))
1677 (elmo-imap4-forward)
1680 (push (elmo-imap4-parse-string) body);; media-type
1681 (elmo-imap4-forward)
1682 (push (elmo-imap4-parse-string) body);; media-subtype
1683 (elmo-imap4-forward)
1684 ;; next line for Sun SIMS bug
1685 (and (eq (char-after (point)) ? ) (elmo-imap4-forward))
1686 (if (eq (char-after (point)) ?\();; body-fld-param
1687 (push (elmo-imap4-parse-string-list) body)
1688 (push (and (elmo-imap4-parse-nil) nil) body))
1689 (elmo-imap4-forward)
1690 (push (elmo-imap4-parse-nstring) body);; body-fld-id
1691 (elmo-imap4-forward)
1692 (push (elmo-imap4-parse-nstring) body);; body-fld-desc
1693 (elmo-imap4-forward)
1694 (push (elmo-imap4-parse-string) body);; body-fld-enc
1695 (elmo-imap4-forward)
1696 (push (elmo-imap4-parse-number) body);; body-fld-octets
1698 ;; ok, we're done parsing the required parts, what comes now is one
1701 ;; envelope (then we're parsing body-type-msg)
1702 ;; body-fld-lines (then we're parsing body-type-text)
1703 ;; body-ext-1part (then we're parsing body-type-basic)
1705 ;; the problem is that the two first are in turn optionally followed
1706 ;; by the third. So we parse the first two here (if there are any)...
1708 (when (eq (char-after (point)) ?\ )
1709 (elmo-imap4-forward)
1711 (cond ((eq (char-after (point)) ?\();; body-type-msg:
1712 (push (elmo-imap4-parse-envelope) body);; envelope
1713 (elmo-imap4-forward)
1714 (push (elmo-imap4-parse-body) body);; body
1715 (elmo-imap4-forward)
1716 (push (elmo-imap4-parse-number) body));; body-fld-lines
1717 ((setq lines (elmo-imap4-parse-number));; body-type-text:
1718 (push lines body));; body-fld-lines
1720 (backward-char)))));; no match...
1722 ;; ...and then parse the third one here...
1724 (when (eq (char-after (point)) ?\ );; body-ext-1part:
1725 (elmo-imap4-forward)
1726 (push (elmo-imap4-parse-nstring) body);; body-fld-md5
1728 (append (elmo-imap4-parse-body-ext) body)));; body-ext-1part..
1730 (assert (eq (char-after (point)) ?\)))
1731 (elmo-imap4-forward)
1734 (luna-define-method elmo-folder-initialize :around ((folder
1737 (let ((default-user elmo-imap4-default-user)
1738 (default-server elmo-imap4-default-server)
1739 (default-port elmo-imap4-default-port)
1740 (elmo-network-stream-type-alist
1741 (if elmo-imap4-stream-type-alist
1742 (append elmo-imap4-stream-type-alist
1743 elmo-network-stream-type-alist)
1744 elmo-network-stream-type-alist))
1746 (when (string-match "\\(.*\\)@\\(.*\\)" default-server)
1747 ;; case: imap4-default-server is specified like
1748 ;; "hoge%imap.server@gateway".
1749 (setq default-user (elmo-match-string 1 default-server))
1750 (setq default-server (elmo-match-string 2 default-server)))
1751 (setq name (luna-call-next-method))
1753 (setq parse (elmo-parse-token name ":"))
1754 (elmo-imap4-folder-set-mailbox-internal folder
1755 (elmo-imap4-encode-folder-string
1756 (if (eq (length (car parse)) 0)
1757 elmo-imap4-default-mailbox
1760 (setq parse (elmo-parse-prefixed-element ?: (cdr parse) "/"))
1761 (elmo-net-folder-set-user-internal folder
1762 (if (eq (length (car parse)) 0)
1766 (setq parse (elmo-parse-prefixed-element ?/ (cdr parse)))
1767 (elmo-net-folder-set-auth-internal
1769 (if (eq (length (car parse)) 0)
1770 (or elmo-imap4-default-authenticate-type 'clear)
1771 (intern (car parse))))
1772 (unless (elmo-net-folder-server-internal folder)
1773 (elmo-net-folder-set-server-internal folder default-server))
1774 (unless (elmo-net-folder-port-internal folder)
1775 (elmo-net-folder-set-port-internal folder default-port))
1776 (unless (elmo-net-folder-stream-type-internal folder)
1777 (elmo-net-folder-set-stream-type-internal
1779 (elmo-get-network-stream-type elmo-imap4-default-stream-type)))
1782 ;;; ELMO IMAP4 folder
1783 (luna-define-method elmo-folder-expand-msgdb-path ((folder
1785 (convert-standard-filename
1786 (let ((mailbox (elmo-imap4-folder-mailbox-internal folder)))
1787 (if (string= "inbox" (downcase mailbox))
1788 (setq mailbox "inbox"))
1789 (if (eq (string-to-char mailbox) ?/)
1790 (setq mailbox (substring mailbox 1 (length mailbox))))
1794 (or (elmo-net-folder-user-internal folder) "nobody")
1795 (expand-file-name (or (elmo-net-folder-server-internal folder)
1799 elmo-msgdb-dir)))))))
1801 (luna-define-method elmo-folder-status-plugged ((folder
1803 (elmo-imap4-folder-status-plugged folder))
1805 (defun elmo-imap4-folder-status-plugged (folder)
1806 (let ((session (elmo-imap4-get-session folder))
1807 (killed (elmo-msgdb-killed-list-load
1808 (elmo-folder-msgdb-path folder)))
1810 (with-current-buffer (elmo-network-session-buffer session)
1811 (setq elmo-imap4-status-callback nil)
1812 (setq elmo-imap4-status-callback-data nil))
1813 (setq status (elmo-imap4-response-value
1814 (elmo-imap4-send-command-wait
1818 (elmo-imap4-folder-mailbox-internal folder))
1819 " (uidnext messages)"))
1822 (- (elmo-imap4-response-value status 'uidnext) 1)
1825 (elmo-imap4-response-value status 'messages)
1826 (elmo-msgdb-killed-list-length killed))
1827 (elmo-imap4-response-value status 'messages)))))
1829 (luna-define-method elmo-folder-list-messages-plugged ((folder
1832 (elmo-imap4-list folder
1833 (let ((max (elmo-msgdb-max-of-killed
1834 (elmo-folder-killed-list-internal folder))))
1837 (format "uid %d:*" (1+ max))
1840 (luna-define-method elmo-folder-list-unreads-plugged
1841 ((folder elmo-imap4-folder))
1842 (elmo-imap4-list folder "unseen"))
1844 (luna-define-method elmo-folder-list-importants-plugged
1845 ((folder elmo-imap4-folder))
1846 (elmo-imap4-list folder "flagged"))
1848 (luna-define-method elmo-folder-use-flag-p ((folder elmo-imap4-folder))
1849 (not (string-match elmo-imap4-disuse-server-flag-mailbox-regexp
1850 (elmo-imap4-folder-mailbox-internal folder))))
1852 (luna-define-method elmo-folder-list-subfolders ((folder elmo-imap4-folder)
1853 &optional one-level)
1854 (let* ((root (elmo-imap4-folder-mailbox-internal folder))
1855 (session (elmo-imap4-get-session folder))
1856 (prefix (elmo-folder-prefix-internal folder))
1859 (elmo-string-matched-assoc
1861 (with-current-buffer (elmo-network-session-buffer session)
1862 elmo-imap4-server-namespace)))
1863 elmo-imap4-default-hierarchy-delimiter))
1864 result append-serv type)
1865 (setq result (elmo-imap4-response-get-selectable-mailbox-list
1866 (elmo-imap4-send-command-wait
1868 (list "list " (elmo-imap4-mailbox root) " *"))))
1869 (unless (string= (elmo-net-folder-user-internal folder)
1870 elmo-imap4-default-user)
1871 (setq append-serv (concat ":" (elmo-net-folder-user-internal folder))))
1872 (unless (eq (elmo-net-folder-auth-internal folder)
1873 (or elmo-imap4-default-authenticate-type 'clear))
1875 (concat append-serv "/"
1876 (symbol-name (elmo-net-folder-auth-internal folder)))))
1877 (unless (string= (elmo-net-folder-server-internal folder)
1878 elmo-imap4-default-server)
1879 (setq append-serv (concat append-serv "@"
1880 (elmo-net-folder-server-internal folder))))
1881 (unless (eq (elmo-net-folder-port-internal folder) elmo-imap4-default-port)
1882 (setq append-serv (concat append-serv ":"
1884 (elmo-net-folder-port-internal folder)))))
1885 (setq type (elmo-net-folder-stream-type-internal folder))
1886 (unless (eq (elmo-network-stream-type-symbol type)
1887 elmo-imap4-default-stream-type)
1889 (setq append-serv (concat append-serv
1890 (elmo-network-stream-type-spec-string
1893 (let ((re-delim (regexp-quote delim))
1894 folder ret has-child-p)
1897 (not (string= root ""))
1899 (concat "\\(.*\\)" re-delim "\\'")
1901 (setq root (concat root delim)))
1902 (while (setq folder (car result))
1904 (concat "^\\(" (regexp-quote root) "[^" re-delim "]" "+\\)"
1907 (setq folder (match-string 1 folder)))
1908 (setq has-child-p nil
1911 (mapcar (lambda (fld)
1913 (concat "^" (regexp-quote folder)
1914 "\\(" re-delim "\\|\\'\\)")
1916 (progn (setq has-child-p t) nil)
1919 folder (concat prefix
1920 (elmo-imap4-decode-folder-string folder)
1922 (eval append-serv)))
1923 ret (append ret (if has-child-p
1924 (list (list folder))
1927 (mapcar (lambda (fld)
1928 (concat prefix (elmo-imap4-decode-folder-string fld)
1930 (eval append-serv))))
1933 (luna-define-method elmo-folder-exists-p-plugged ((folder elmo-imap4-folder))
1934 (let ((session (elmo-imap4-get-session folder)))
1936 (elmo-imap4-session-current-mailbox-internal session)
1937 (elmo-imap4-folder-mailbox-internal folder))
1939 (elmo-imap4-session-select-mailbox
1941 (elmo-imap4-folder-mailbox-internal folder)
1942 'force 'no-error))))
1944 (luna-define-method elmo-folder-writable-p ((folder elmo-imap4-folder))
1947 (luna-define-method elmo-folder-delete ((folder elmo-imap4-folder))
1948 (let ((session (elmo-imap4-get-session folder))
1950 (when (elmo-imap4-folder-mailbox-internal folder)
1951 (when (setq msgs (elmo-folder-list-messages folder))
1952 (elmo-folder-delete-messages folder msgs))
1953 (elmo-imap4-send-command-wait session "close")
1954 (elmo-imap4-send-command-wait
1958 (elmo-imap4-folder-mailbox-internal folder)))))))
1960 (luna-define-method elmo-folder-rename-internal ((folder elmo-imap4-folder)
1962 (let ((session (elmo-imap4-get-session folder)))
1963 ;; make sure the folder is selected.
1964 (elmo-imap4-session-select-mailbox session
1965 (elmo-imap4-folder-mailbox-internal
1967 (elmo-imap4-send-command-wait session "close")
1968 (elmo-imap4-send-command-wait
1972 (elmo-imap4-folder-mailbox-internal folder))
1975 (elmo-imap4-folder-mailbox-internal new-folder))))))
1977 (defun elmo-imap4-copy-messages (src-folder dst-folder numbers)
1978 (let ((session (elmo-imap4-get-session src-folder))
1979 (set-list (elmo-imap4-make-number-set-list numbers)))
1980 (elmo-imap4-session-select-mailbox session
1981 (elmo-imap4-folder-mailbox-internal
1984 (if (elmo-imap4-send-command-wait session
1987 (if elmo-imap4-use-uid
1990 (cdr (car set-list)))
1992 (elmo-imap4-folder-mailbox-internal
1996 (defun elmo-imap4-set-flag (folder numbers flag &optional remove)
1997 "Set flag on messages.
1998 FOLDER is the ELMO folder structure.
1999 NUMBERS is the message numbers to be flagged.
2000 FLAG is the flag name.
2001 If optional argument REMOVE is non-nil, remove FLAG."
2002 (let ((session (elmo-imap4-get-session folder))
2004 (elmo-imap4-session-select-mailbox session
2005 (elmo-imap4-folder-mailbox-internal
2007 (setq set-list (elmo-imap4-make-number-set-list numbers))
2009 (with-current-buffer (elmo-network-session-buffer session)
2010 (setq elmo-imap4-fetch-callback nil)
2011 (setq elmo-imap4-fetch-callback-data nil))
2012 (elmo-imap4-send-command-wait
2015 (if elmo-imap4-use-uid
2016 "uid store %s %sflags.silent (%s)"
2017 "store %s %sflags.silent (%s)")
2018 (cdr (car set-list))
2022 (luna-define-method elmo-folder-delete-messages-plugged
2023 ((folder elmo-imap4-folder) numbers)
2024 (let ((session (elmo-imap4-get-session folder)))
2025 (elmo-imap4-set-flag folder numbers "\\Deleted")
2026 (elmo-imap4-send-command-wait session "expunge")))
2028 (defmacro elmo-imap4-detect-search-charset (string)
2029 (` (with-temp-buffer
2031 (detect-mime-charset-region (point-min) (point-max)))))
2033 (defun elmo-imap4-search-internal-primitive (folder session filter from-msgs)
2034 (let ((search-key (elmo-filter-key filter))
2035 (imap-search-keys '("bcc" "body" "cc" "from" "subject" "to"))
2038 ((string= "last" search-key)
2039 (let ((numbers (or from-msgs (elmo-folder-list-messages folder))))
2040 (nthcdr (max (- (length numbers)
2041 (string-to-int (elmo-filter-value filter)))
2044 ((string= "first" search-key)
2045 (let* ((numbers (or from-msgs (elmo-folder-list-messages folder)))
2046 (rest (nthcdr (string-to-int (elmo-filter-value filter) )
2048 (mapcar '(lambda (x) (delete x numbers)) rest)
2050 ((or (string= "since" search-key)
2051 (string= "before" search-key))
2052 (setq search-key (concat "sent" search-key))
2053 (elmo-imap4-response-value
2054 (elmo-imap4-send-command-wait session
2056 (if elmo-imap4-use-uid
2057 "uid search %s%s%s %s"
2061 (if elmo-imap4-use-uid "uid ")
2064 (elmo-imap4-make-number-set-list
2068 (if (eq (elmo-filter-type filter)
2072 (elmo-date-get-description
2073 (elmo-date-get-datevec
2074 (elmo-filter-value filter)))))
2078 (if (eq (length (elmo-filter-value filter)) 0)
2079 (setq charset 'us-ascii)
2080 (elmo-imap4-detect-search-charset
2081 (elmo-filter-value filter))))
2082 (elmo-imap4-response-value
2083 (elmo-imap4-send-command-wait session
2085 (if elmo-imap4-use-uid "uid ")
2089 (symbol-name charset))
2093 (if elmo-imap4-use-uid "uid ")
2096 (elmo-imap4-make-number-set-list
2100 (if (eq (elmo-filter-type filter)
2105 (elmo-filter-key filter)
2109 (elmo-filter-key filter))
2111 (encode-mime-charset-string
2112 (elmo-filter-value filter) charset))))
2115 (defun elmo-imap4-search-internal (folder session condition from-msgs)
2118 ((vectorp condition)
2119 (setq result (elmo-imap4-search-internal-primitive
2120 folder session condition from-msgs)))
2121 ((eq (car condition) 'and)
2122 (setq result (elmo-imap4-search-internal folder session (nth 1 condition)
2124 result (elmo-list-filter result
2125 (elmo-imap4-search-internal
2126 folder session (nth 2 condition)
2128 ((eq (car condition) 'or)
2129 (setq result (elmo-imap4-search-internal
2130 folder session (nth 1 condition) from-msgs)
2131 result (elmo-uniq-list
2133 (elmo-imap4-search-internal
2134 folder session (nth 2 condition) from-msgs)))
2135 result (sort result '<))))))
2137 (luna-define-method elmo-folder-search ((folder elmo-imap4-folder)
2138 condition &optional numbers)
2140 (let ((session (elmo-imap4-get-session folder)))
2141 (elmo-imap4-session-select-mailbox
2143 (elmo-imap4-folder-mailbox-internal folder))
2144 (elmo-imap4-search-internal folder session condition numbers))))
2146 (luna-define-method elmo-folder-msgdb-create-plugged
2147 ((folder elmo-imap4-folder) numbers &rest args)
2149 (let ((session (elmo-imap4-get-session folder))
2152 '("Subject" "From" "To" "Cc" "Date"
2153 "Message-Id" "References" "In-Reply-To")
2154 elmo-msgdb-extra-fields))
2156 (length (length numbers))
2158 (setq rfc2060 (memq 'imap4rev1
2159 (elmo-imap4-session-capability-internal
2161 (message "Getting overview...")
2162 (elmo-imap4-session-select-mailbox
2163 session (elmo-imap4-folder-mailbox-internal folder))
2164 (setq set-list (elmo-imap4-make-number-set-list
2166 elmo-imap4-overview-fetch-chop-length))
2168 (with-current-buffer (elmo-network-session-buffer session)
2169 (setq elmo-imap4-current-msgdb nil
2170 elmo-imap4-seen-messages nil
2171 elmo-imap4-fetch-callback 'elmo-imap4-fetch-callback-1
2172 elmo-imap4-fetch-callback-data (cons args
2173 (elmo-folder-use-flag-p
2176 (elmo-imap4-send-command-wait
2178 ;; get overview entity from IMAP4
2179 (format "%sfetch %s (%s rfc822.size flags)"
2180 (if elmo-imap4-use-uid "uid " "")
2181 (cdr (car set-list))
2183 (format "body.peek[header.fields %s]" headers)
2184 (format "%s" headers))))
2185 (when (> length elmo-display-progress-threshold)
2186 (setq total (+ total (car (car set-list))))
2187 (elmo-display-progress
2188 'elmo-imap4-msgdb-create "Getting overview..."
2189 (/ (* total 100) length)))
2190 (setq set-list (cdr set-list)))
2191 (message "Getting overview...done")
2192 (when elmo-imap4-seen-messages
2193 (elmo-imap4-set-flag folder elmo-imap4-seen-messages "\\Seen"))
2194 elmo-imap4-current-msgdb))))
2196 (luna-define-method elmo-folder-unmark-important-plugged
2197 ((folder elmo-imap4-folder) numbers)
2198 (elmo-imap4-set-flag folder numbers "\\Flagged" 'remove))
2200 (luna-define-method elmo-folder-mark-as-important-plugged
2201 ((folder elmo-imap4-folder) numbers)
2202 (elmo-imap4-set-flag folder numbers "\\Flagged"))
2204 (luna-define-method elmo-folder-unmark-read-plugged
2205 ((folder elmo-imap4-folder) numbers)
2206 (elmo-imap4-set-flag folder numbers "\\Seen" 'remove))
2208 (luna-define-method elmo-folder-mark-as-read-plugged
2209 ((folder elmo-imap4-folder) numbers)
2210 (elmo-imap4-set-flag folder numbers "\\Seen"))
2212 (luna-define-method elmo-message-use-cache-p ((folder elmo-imap4-folder)
2214 elmo-imap4-use-cache)
2216 (luna-define-method elmo-folder-message-appendable-p ((folder elmo-imap4-folder))
2217 (if (elmo-folder-plugged-p folder)
2218 (not (elmo-imap4-session-read-only-internal
2219 (elmo-imap4-get-session folder)))
2220 elmo-enable-disconnected-operation)) ; offline refile.
2222 (luna-define-method elmo-folder-check-plugged ((folder elmo-imap4-folder))
2223 (let ((session (elmo-imap4-get-session folder 'if-exists)))
2226 (elmo-imap4-session-current-mailbox-internal session)
2227 (elmo-imap4-folder-mailbox-internal folder))
2228 (if elmo-imap4-use-select-to-update-status
2229 (elmo-imap4-session-select-mailbox
2231 (elmo-imap4-folder-mailbox-internal folder)
2233 (elmo-imap4-session-check session))))))
2235 (defsubst elmo-imap4-folder-diff-plugged (folder)
2236 (let ((session (elmo-imap4-get-session folder))
2239 ;;; (elmo-imap4-commit spec)
2240 (with-current-buffer (elmo-network-session-buffer session)
2241 (setq elmo-imap4-status-callback nil)
2242 (setq elmo-imap4-status-callback-data nil))
2244 (elmo-imap4-send-command-wait session
2248 (elmo-imap4-folder-mailbox-internal
2250 " (unseen messages)")))
2251 (setq response (elmo-imap4-response-value response 'status))
2252 (setq messages (elmo-imap4-response-value response 'messages))
2253 (setq killed (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2255 (setq messages (- messages
2256 (elmo-msgdb-killed-list-length
2258 (cons (elmo-imap4-response-value response 'unseen)
2261 (luna-define-method elmo-folder-diff-plugged ((folder elmo-imap4-folder))
2262 (elmo-imap4-folder-diff-plugged folder))
2264 (luna-define-method elmo-folder-diff-async ((folder elmo-imap4-folder)
2265 &optional number-alist)
2266 (setq elmo-imap4-server-diff-async-callback
2267 elmo-folder-diff-async-callback)
2268 (setq elmo-imap4-server-diff-async-callback-data
2269 elmo-folder-diff-async-callback-data)
2270 (elmo-imap4-server-diff-async folder))
2272 (luna-define-method elmo-folder-open :around ((folder elmo-imap4-folder)
2273 &optional load-msgdb)
2274 (if (elmo-folder-plugged-p folder)
2275 (let (session mailbox msgdb response tag)
2278 (setq session (elmo-imap4-get-session folder)
2279 mailbox (elmo-imap4-folder-mailbox-internal folder)
2280 tag (elmo-imap4-send-command session
2285 (setq msgdb (elmo-msgdb-load folder)))
2286 (elmo-folder-set-killed-list-internal
2288 (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2289 (setq response (elmo-imap4-read-response session tag)))
2292 (elmo-imap4-session-set-current-mailbox-internal
2295 (elmo-imap4-session-set-current-mailbox-internal
2299 (elmo-imap4-session-set-current-mailbox-internal
2302 (elmo-imap4-session-set-current-mailbox-internal
2305 (elmo-folder-set-msgdb-internal
2307 (or msgdb (elmo-msgdb-load folder)))))
2308 (luna-call-next-method)))
2310 ;; elmo-folder-open-internal: do nothing.
2312 (luna-define-method elmo-find-fetch-strategy
2313 ((folder elmo-imap4-folder) entity &optional ignore-cache)
2314 (let ((number (elmo-msgdb-overview-entity-get-number entity))
2315 cache-file size message-id)
2316 (setq size (elmo-msgdb-overview-entity-get-size entity))
2317 (setq message-id (elmo-msgdb-overview-entity-get-id entity))
2318 (setq cache-file (elmo-file-cache-get message-id))
2319 (if (or ignore-cache
2320 (null (elmo-file-cache-status cache-file)))
2321 (if (and elmo-message-fetch-threshold
2323 (>= size elmo-message-fetch-threshold)
2324 (or (not elmo-message-fetch-confirm)
2325 (not (prog1 (y-or-n-p
2327 "Fetch entire message at once? (%dbytes)"
2330 ;; Fetch message as imap message.
2331 (elmo-make-fetch-strategy 'section
2333 (elmo-message-use-cache-p
2335 (elmo-file-cache-path
2337 ;; Don't use existing cache and fetch entire message at once.
2338 (elmo-make-fetch-strategy 'entire nil
2339 (elmo-message-use-cache-p
2341 (elmo-file-cache-path cache-file)))
2342 ;; Cache found and use it.
2343 (if (not ignore-cache)
2344 (if (eq (elmo-file-cache-status cache-file) 'section)
2345 ;; Fetch message with imap message.
2346 (elmo-make-fetch-strategy 'section
2348 (elmo-message-use-cache-p
2350 (elmo-file-cache-path
2352 (elmo-make-fetch-strategy 'entire
2354 (elmo-message-use-cache-p
2356 (elmo-file-cache-path
2359 (luna-define-method elmo-folder-create ((folder elmo-imap4-folder))
2360 (elmo-imap4-send-command-wait
2361 (elmo-imap4-get-session folder)
2364 (elmo-imap4-folder-mailbox-internal folder)))))
2366 (luna-define-method elmo-folder-append-buffer
2367 ((folder elmo-imap4-folder) unread &optional number)
2368 (if (elmo-folder-plugged-p folder)
2369 (let ((session (elmo-imap4-get-session folder))
2371 (elmo-imap4-session-select-mailbox session
2372 (elmo-imap4-folder-mailbox-internal
2374 (setq send-buffer (elmo-imap4-setup-send-buffer))
2377 (elmo-imap4-send-command-wait
2381 (elmo-imap4-mailbox (elmo-imap4-folder-mailbox-internal
2383 (if unread " " " (\\Seen) ")
2384 (elmo-imap4-buffer-literal send-buffer))))
2385 (kill-buffer send-buffer))
2388 (if elmo-enable-disconnected-operation
2389 (elmo-folder-append-buffer-dop folder unread number)
2390 (error "Unplugged"))))
2393 (defmacro elmo-imap4-identical-system-p (folder1 folder2)
2394 "Return t if FOLDER1 and FOLDER2 are in the same IMAP4 system."
2395 (` (and (string= (elmo-net-folder-server-internal (, folder1))
2396 (elmo-net-folder-server-internal (, folder2)))
2397 (eq (elmo-net-folder-port-internal (, folder1))
2398 (elmo-net-folder-port-internal (, folder2)))
2399 (string= (elmo-net-folder-user-internal (, folder1))
2400 (elmo-net-folder-user-internal (, folder2)))))))
2402 (luna-define-method elmo-folder-append-messages :around
2403 ((folder elmo-imap4-folder) src-folder numbers unread-marks
2404 &optional same-number)
2405 (if (and (eq (elmo-folder-type-internal src-folder) 'imap4)
2406 (elmo-imap4-identical-system-p folder src-folder)
2407 (elmo-folder-plugged-p folder))
2410 (elmo-imap4-copy-messages src-folder folder numbers)
2411 (elmo-progress-notify 'elmo-folder-move-messages (length numbers)))
2412 (luna-call-next-method)))
2414 (luna-define-method elmo-message-deletable-p ((folder elmo-imap4-folder)
2416 (if (elmo-folder-plugged-p folder)
2417 (not (elmo-imap4-session-read-only-internal
2418 (elmo-imap4-get-session folder)))
2419 elmo-enable-disconnected-operation)) ; offline refile.
2421 ;(luna-define-method elmo-message-fetch-unplugged
2422 ; ((folder elmo-imap4-folder)
2423 ; number strategy &optional section outbuf unseen)
2424 ; (error "%d%s is not cached." number (if section
2425 ; (format "(%s)" section)
2428 (defsubst elmo-imap4-message-fetch (folder number strategy
2429 section outbuf unseen)
2430 (let ((session (elmo-imap4-get-session folder))
2432 (elmo-imap4-session-select-mailbox session
2433 (elmo-imap4-folder-mailbox-internal
2435 (with-current-buffer (elmo-network-session-buffer session)
2436 (setq elmo-imap4-fetch-callback nil)
2437 (setq elmo-imap4-fetch-callback-data nil))
2438 (unless elmo-inhibit-display-retrieval-progress
2439 (setq elmo-imap4-display-literal-progress t))
2442 (elmo-imap4-send-command-wait session
2444 (if elmo-imap4-use-uid
2445 "uid fetch %s body%s[%s]"
2446 "fetch %s body%s[%s]")
2448 (if unseen ".peek" "")
2451 (setq elmo-imap4-display-literal-progress nil))
2452 (unless elmo-inhibit-display-retrieval-progress
2453 (elmo-display-progress 'elmo-imap4-display-literal-progress
2454 "" 100) ; remove progress bar.
2455 (message "Retrieving...done."))
2456 (if (setq response (elmo-imap4-response-bodydetail-text
2457 (elmo-imap4-response-value-all
2459 (with-current-buffer outbuf
2461 (insert response)))))
2463 (luna-define-method elmo-message-fetch-plugged ((folder elmo-imap4-folder)
2467 (elmo-imap4-message-fetch folder number strategy section outbuf unseen))
2469 (luna-define-method elmo-message-fetch-field ((folder elmo-imap4-folder)
2471 (let ((session (elmo-imap4-get-session folder)))
2472 (elmo-imap4-session-select-mailbox session
2473 (elmo-imap4-folder-mailbox-internal
2475 (with-current-buffer (elmo-network-session-buffer session)
2476 (setq elmo-imap4-fetch-callback nil)
2477 (setq elmo-imap4-fetch-callback-data nil))
2480 (elmo-imap4-response-bodydetail-text
2481 (elmo-imap4-response-value
2482 (elmo-imap4-send-command-wait session
2484 (if elmo-imap4-use-uid
2487 "fetch %s (body.peek[header.fields (%s)])"
2490 (elmo-delete-cr-buffer)
2491 (goto-char (point-min))
2492 (std11-field-body (symbol-name field)))))
2497 (product-provide (provide 'elmo-imap4) (require 'elmo-version))
2499 ;;; elmo-imap4.el ends here