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))
55 (defcustom elmo-imap4-default-mailbox "inbox"
56 "*Default IMAP4 mailbox."
60 (defcustom elmo-imap4-default-server "localhost"
61 "*Default IMAP4 server."
65 (defcustom elmo-imap4-default-authenticate-type 'login
66 "*Default Authentication type for IMAP4."
70 (defcustom elmo-imap4-default-user (or (getenv "USER")
73 "*Default username for IMAP4."
77 (defcustom elmo-imap4-default-port 143
78 "*Default Port number of IMAP."
82 (defcustom elmo-imap4-default-stream-type nil
83 "*Default stream type for IMAP4.
84 Any symbol value of `elmo-network-stream-type-alist' or
85 `elmo-imap4-stream-type-alist'."
90 (defvar elmo-default-imap4-mailbox elmo-imap4-default-mailbox)
91 (defvar elmo-default-imap4-server elmo-imap4-default-server)
92 (defvar elmo-default-imap4-authenticate-type
93 elmo-imap4-default-authenticate-type)
94 (defvar elmo-default-imap4-user elmo-imap4-default-user)
95 (defvar elmo-default-imap4-port elmo-imap4-default-port)
96 (defvar elmo-default-imap4-stream-type elmo-imap4-default-stream-type)
98 (defvar elmo-imap4-stream-type-alist nil
99 "*Stream bindings for IMAP4.
100 This is taken precedence over `elmo-network-stream-type-alist'.")
102 (defvar elmo-imap4-disuse-server-flag-mailbox-regexp "^#mh" ; UW imapd
103 "Regexp to match IMAP4 mailbox names whose message flags on server should be ignored.
104 (Except `\\Deleted' flag).")
106 (defvar elmo-imap4-overview-fetch-chop-length 200
107 "*Number of overviews to fetch in one request in imap4.")
109 (defvar elmo-imap4-force-login nil
110 "*Non-nil forces to try 'login' if there is no 'auth' capability in imapd.")
112 (defvar elmo-imap4-use-select-to-update-status nil
113 "*Some imapd have to send select command to update status.
114 (ex. UW imapd 4.5-BETA?). For these imapd, you must set this variable t.")
116 (defvar elmo-imap4-use-modified-utf7 nil
117 "*Use mofidied UTF-7 (rfc2060) encoding for IMAP4 folder name.")
119 (defvar elmo-imap4-use-cache t
120 "Use cache in imap4 folder.")
122 (defvar elmo-imap4-extra-namespace-alist
123 '(("^{.*/nntp}.*$" . ".")) ; Default is for UW's remote nntp mailbox...
124 "Extra namespace alist. A list of cons cell like: (REGEXP . DELIMITER).")
126 ;;; internal variables
128 (defvar elmo-imap4-seq-prefix "elmo-imap4")
129 (defvar elmo-imap4-seqno 0)
130 (defvar elmo-imap4-use-uid t
131 "Use UID as message number.")
133 (defvar elmo-imap4-current-response nil)
134 (defvar elmo-imap4-status nil)
135 (defvar elmo-imap4-reached-tag "elmo-imap40")
137 ;;; buffer local variables
138 (defvar elmo-imap4-default-hierarchy-delimiter "/")
140 (defvar elmo-imap4-server-capability nil)
141 (defvar elmo-imap4-server-namespace nil)
143 (defvar elmo-imap4-parsing nil) ; indicates parsing.
145 (defvar elmo-imap4-fetch-callback nil)
146 (defvar elmo-imap4-fetch-callback-data nil)
147 (defvar elmo-imap4-status-callback nil)
148 (defvar elmo-imap4-status-callback-data nil)
150 (defvar elmo-imap4-server-diff-async-callback nil)
151 (defvar elmo-imap4-server-diff-async-callback-data nil)
153 ;;; progress...(no use?)
154 (defvar elmo-imap4-count-progress nil)
155 (defvar elmo-imap4-count-progress-message nil)
156 (defvar elmo-imap4-progress-count nil)
158 ;;; XXX Temporal implementation
159 (defvar elmo-imap4-current-msgdb nil)
161 (defvar elmo-imap4-local-variables
163 elmo-imap4-current-response
166 elmo-imap4-reached-tag
167 elmo-imap4-count-progress
168 elmo-imap4-count-progress-message
169 elmo-imap4-progress-count
170 elmo-imap4-fetch-callback
171 elmo-imap4-fetch-callback-data
172 elmo-imap4-status-callback
173 elmo-imap4-status-callback-data
174 elmo-imap4-current-msgdb))
178 (defconst elmo-imap4-quoted-specials-list '(?\\ ?\"))
180 (defconst elmo-imap4-non-atom-char-regex
182 (concat "[^" "]!#$&'+,./0-9:;<=>?@A-Z[^_`a-z|}~-" "]")))
184 (defconst elmo-imap4-non-text-char-regex
187 "]\x01-\x09\x0b\x0c\x0e-\x1f\x7f !\"#$%&'()*+,./0-9:;<=>?@A-Z[\\^_`a-z{|}~-"
190 (defconst elmo-imap4-literal-threshold 1024
191 "Limitation of characters that can be used in a quoted string.")
194 (defvar elmo-imap4-debug nil
195 "Non-nil forces IMAP4 folder as debug mode.
196 Debug information is inserted in the buffer \"*IMAP4 DEBUG*\"")
198 (defvar elmo-imap4-debug-inhibit-logging nil)
200 ;;; ELMO IMAP4 folder
202 (luna-define-class elmo-imap4-folder (elmo-net-folder)
204 (luna-define-internal-accessors 'elmo-imap4-folder))
208 (luna-define-class elmo-imap4-session (elmo-network-session)
209 (capability current-mailbox read-only))
210 (luna-define-internal-accessors 'elmo-imap4-session))
212 ;;; MIME-ELMO-IMAP Location
214 (luna-define-class mime-elmo-imap-location
216 (folder number rawbuf strategy))
217 (luna-define-internal-accessors 'mime-elmo-imap-location))
220 (defsubst elmo-imap4-debug (message &rest args)
222 (with-current-buffer (get-buffer-create "*IMAP4 DEBUG*")
223 (goto-char (point-max))
224 (if elmo-imap4-debug-inhibit-logging
225 (insert "NO LOGGING\n")
226 (insert (apply 'format message args) "\n")))))
229 (defsubst elmo-imap4-decode-folder-string (string)
230 (if elmo-imap4-use-modified-utf7
231 (utf7-decode-string string 'imap)
234 (defsubst elmo-imap4-encode-folder-string (string)
235 (if elmo-imap4-use-modified-utf7
236 (utf7-encode-string string 'imap)
241 (defmacro elmo-imap4-response-continue-req-p (response)
242 "Returns non-nil if RESPONSE is '+' response."
243 (` (assq 'continue-req (, response))))
245 (defmacro elmo-imap4-response-ok-p (response)
246 "Returns non-nil if RESPONSE is an 'OK' response."
247 (` (assq 'ok (, response))))
249 (defmacro elmo-imap4-response-bye-p (response)
250 "Returns non-nil if RESPONSE is an 'BYE' response."
251 (` (assq 'bye (, response))))
253 (defmacro elmo-imap4-response-value (response symbol)
254 "Get value of the SYMBOL from RESPONSE."
255 (` (nth 1 (assq (, symbol) (, response)))))
257 (defsubst elmo-imap4-response-value-all (response symbol)
258 "Get all value of the SYMBOL from RESPONSE."
261 (if (eq (car (car response)) symbol)
262 (setq matched (nconc matched (nth 1 (car response)))))
263 (setq response (cdr response)))
266 (defmacro elmo-imap4-response-error-text (response)
267 "Returns text of NO, BAD, BYE response."
268 (` (nth 1 (or (elmo-imap4-response-value (, response) 'no)
269 (elmo-imap4-response-value (, response) 'bad)
270 (elmo-imap4-response-value (, response) 'bye)))))
272 (defmacro elmo-imap4-response-bodydetail-text (response)
273 "Returns text of BODY[section]<partial>."
274 (` (nth 3 (assq 'bodydetail (, response)))))
276 ;;; Session commands.
278 ; (defun elmo-imap4-send-command-wait (session command)
279 ; "Send COMMAND to the SESSION and wait for response.
280 ; Returns RESPONSE (parsed lisp object) of IMAP session."
281 ; (elmo-imap4-read-response session
282 ; (elmo-imap4-send-command
286 (defun elmo-imap4-send-command-wait (session command)
287 "Send COMMAND to the SESSION.
288 Returns RESPONSE (parsed lisp object) of IMAP session.
289 If response is not `OK', causes error with IMAP response text."
290 (elmo-imap4-accept-ok session
291 (elmo-imap4-send-command
295 (defun elmo-imap4-send-command (session command)
296 "Send COMMAND to the SESSION.
297 Returns a TAG string which is assigned to the COMAND."
298 (let* ((command-args (if (listp command)
301 (process (elmo-network-session-process-internal session))
302 cmdstr tag token kind)
303 (with-current-buffer (process-buffer process)
304 (setq tag (concat elmo-imap4-seq-prefix
306 (setq elmo-imap4-seqno (+ 1 elmo-imap4-seqno)))))
307 (setq cmdstr (concat tag " "))
308 ;; (erase-buffer) No need.
309 (goto-char (point-min))
310 (if (elmo-imap4-response-bye-p elmo-imap4-current-response)
311 (signal 'elmo-imap4-bye-error
312 (list (elmo-imap4-response-error-text
313 elmo-imap4-current-response))))
314 (setq elmo-imap4-current-response nil)
315 (if elmo-imap4-parsing
316 (error "IMAP process is running. Please wait (or plug again.)"))
317 (setq elmo-imap4-parsing t)
318 (elmo-imap4-debug "<-(%s)- %s" tag command)
319 (while (setq token (car command-args))
320 (cond ((stringp token) ; formatted
321 (setq cmdstr (concat cmdstr token)))
322 ((listp token) ; unformatted
323 (setq kind (car token))
324 (cond ((eq kind 'atom)
325 (setq cmdstr (concat cmdstr (nth 1 token))))
329 (elmo-imap4-format-quoted (nth 1 token)))))
331 (setq cmdstr (concat cmdstr
332 (format "{%d}" (nth 2 token))))
333 (process-send-string process cmdstr)
334 (process-send-string process "\r\n")
336 (elmo-imap4-accept-continue-req session)
337 (cond ((stringp (nth 1 token))
338 (setq cmdstr (nth 1 token)))
339 ((bufferp (nth 1 token))
340 (with-current-buffer (nth 1 token)
344 (+ (point-min) (nth 2 token)))))
346 (error "Wrong argument for literal"))))
348 (error "Unknown token kind %s" kind))))
350 (error "Invalid argument")))
351 (setq command-args (cdr command-args)))
353 (process-send-string process cmdstr))
354 (process-send-string process "\r\n")
357 (defun elmo-imap4-send-string (session string)
358 "Send STRING to the SESSION."
359 (with-current-buffer (process-buffer
360 (elmo-network-session-process-internal session))
361 (setq elmo-imap4-current-response nil)
362 (goto-char (point-min))
363 (elmo-imap4-debug "<-- %s" string)
364 (process-send-string (elmo-network-session-process-internal session)
366 (process-send-string (elmo-network-session-process-internal session)
369 (defun elmo-imap4-read-response (session tag)
370 "Read parsed response from SESSION.
371 TAG is the tag of the command"
372 (with-current-buffer (process-buffer
373 (elmo-network-session-process-internal session))
374 (while (not (or (string= tag elmo-imap4-reached-tag)
375 (elmo-imap4-response-bye-p elmo-imap4-current-response)))
376 (when (memq (process-status
377 (elmo-network-session-process-internal session))
379 (accept-process-output (elmo-network-session-process-internal session)
381 (elmo-imap4-debug "=>%s" (prin1-to-string elmo-imap4-current-response))
382 (setq elmo-imap4-parsing nil)
383 elmo-imap4-current-response))
385 (defsubst elmo-imap4-read-untagged (process)
386 (with-current-buffer (process-buffer process)
387 (while (not elmo-imap4-current-response)
388 (accept-process-output process 1))
389 (elmo-imap4-debug "=>%s" (prin1-to-string elmo-imap4-current-response))
390 elmo-imap4-current-response))
392 (defun elmo-imap4-read-continue-req (session)
393 "Returns a text following to continue-req in SESSION.
394 If response is not `+' response, returns nil."
395 (elmo-imap4-response-value
396 (elmo-imap4-read-untagged
397 (elmo-network-session-process-internal session))
400 (defun elmo-imap4-accept-continue-req (session)
401 "Returns non-nil if `+' (continue-req) response is arrived in SESSION.
402 If response is not `+' response, cause an error."
405 (elmo-imap4-read-untagged
406 (elmo-network-session-process-internal session)))
407 (or (elmo-imap4-response-continue-req-p response)
408 (error "IMAP error: %s"
409 (or (elmo-imap4-response-error-text response)
410 "No continut-req from server.")))))
412 (defun elmo-imap4-read-ok (session tag)
413 "Returns non-nil if `OK' response of the command with TAG is arrived
414 in SESSION. If response is not `OK' response, returns nil."
415 (elmo-imap4-response-ok-p
416 (elmo-imap4-read-response session tag)))
418 (defun elmo-imap4-accept-ok (session tag)
419 "Accept only `OK' response from SESSION.
420 If response is not `OK' response, causes error with IMAP response text."
421 (let ((response (elmo-imap4-read-response session tag)))
422 (if (elmo-imap4-response-ok-p response)
424 (if (elmo-imap4-response-bye-p response)
425 (signal 'elmo-imap4-bye-error
426 (list (elmo-imap4-response-error-text response)))
427 (error "IMAP error: %s"
428 (or (elmo-imap4-response-error-text response)
429 "No `OK' response from server."))))))
433 ;;; MIME-ELMO-IMAP Location
434 (luna-define-method mime-imap-location-section-body ((location
435 mime-elmo-imap-location)
437 (if (and (stringp section)
438 (string= section "HEADER"))
439 ;; Even in the section mode, header fields should be saved to the
441 (with-current-buffer (mime-elmo-imap-location-rawbuf-internal location)
444 (mime-elmo-imap-location-folder-internal location)
445 (mime-elmo-imap-location-number-internal location)
446 (mime-elmo-imap-location-strategy-internal location)
452 (mime-elmo-imap-location-folder-internal location)
453 (mime-elmo-imap-location-number-internal location)
454 (mime-elmo-imap-location-strategy-internal location)
459 (luna-define-method mime-imap-location-bodystructure
460 ((location mime-elmo-imap-location))
461 (elmo-imap4-fetch-bodystructure
462 (mime-elmo-imap-location-folder-internal location)
463 (mime-elmo-imap-location-number-internal location)
464 (mime-elmo-imap-location-strategy-internal location)))
468 (defun elmo-imap4-session-check (session)
469 (with-current-buffer (elmo-network-session-buffer session)
470 (setq elmo-imap4-fetch-callback nil)
471 (setq elmo-imap4-fetch-callback-data nil))
472 (elmo-imap4-send-command-wait session "check"))
474 (defun elmo-imap4-atom-p (string)
475 "Return t if STRING is an atom defined in rfc2060."
476 (if (string= string "")
479 (not (string-match elmo-imap4-non-atom-char-regex string)))))
481 (defun elmo-imap4-quotable-p (string)
482 "Return t if STRING can be formatted as a quoted defined in rfc2060."
484 (not (string-match elmo-imap4-non-text-char-regex string))))
486 (defun elmo-imap4-nil (string)
487 "Return a list represents the special atom \"NIL\" defined in rfc2060, \
489 Otherwise return nil."
493 (defun elmo-imap4-atom (string)
494 "Return a list represents STRING as an atom defined in rfc2060.
495 Return nil if STRING is not an atom. See `elmo-imap4-atom-p'."
496 (if (elmo-imap4-atom-p string)
497 (list 'atom string)))
499 (defun elmo-imap4-quoted (string)
500 "Return a list represents STRING as a quoted defined in rfc2060.
501 Return nil if STRING can not be formatted as a quoted. See `elmo-imap4-quotable-p'."
502 (if (elmo-imap4-quotable-p string)
503 (list 'quoted string)))
505 (defun elmo-imap4-literal-1 (string-or-buffer length)
506 "Internal function for `elmo-imap4-literal' and `elmo-imap4-buffer-literal'.
507 Return a list represents STRING-OR-BUFFER as a literal defined in rfc2060.
508 STRING-OR-BUFFER must be an encoded string or a single-byte string or a single-byte buffer.
509 LENGTH must be the number of octets for STRING-OR-BUFFER."
510 (list 'literal string-or-buffer length))
512 (defun elmo-imap4-literal (string)
513 "Return a list represents STRING as a literal defined in rfc2060.
514 STRING must be an encoded or a single-byte string."
515 (elmo-imap4-literal-1 string (length string)))
517 (defun elmo-imap4-buffer-literal (buffer)
518 "Return a list represents BUFFER as a literal defined in rfc2060.
519 BUFFER must be a single-byte buffer."
520 (elmo-imap4-literal-1 buffer (with-current-buffer buffer
523 (defun elmo-imap4-string-1 (string length)
524 "Internal function for `elmo-imap4-string' and `elmo-imap4-buffer-string'.
525 Return a list represents STRING as a string defined in rfc2060.
526 STRING must be an encoded or a single-byte string.
527 LENGTH must be the number of octets for STRING."
528 (or (elmo-imap4-quoted string)
529 (elmo-imap4-literal-1 string length)))
531 (defun elmo-imap4-string (string)
532 "Return a list represents STRING as a string defined in rfc2060.
533 STRING must be an encoded or a single-byte string."
534 (let ((length (length string)))
535 (if (< elmo-imap4-literal-threshold length)
536 (elmo-imap4-literal-1 string length)
537 (elmo-imap4-string-1 string length))))
539 (defun elmo-imap4-buffer-string (buffer)
540 "Return a list represents BUFFER as a string defined in rfc2060.
541 BUFFER must be a single-byte buffer."
542 (let ((length (with-current-buffer buffer
544 (if (< elmo-imap4-literal-threshold length)
545 (elmo-imap4-literal-1 buffer length)
546 (elmo-imap4-string-1 (with-current-buffer buffer
550 (defun elmo-imap4-astring-1 (string length)
551 "Internal function for `elmo-imap4-astring' and `elmo-imap4-buffer-astring'.
552 Return a list represents STRING as an astring defined in rfc2060.
553 STRING must be an encoded or a single-byte string.
554 LENGTH must be the number of octets for STRING."
555 (or (elmo-imap4-atom string)
556 (elmo-imap4-string-1 string length)))
558 (defun elmo-imap4-astring (string)
559 "Return a list represents STRING as an astring defined in rfc2060.
560 STRING must be an encoded or a single-byte string."
561 (let ((length (length string)))
562 (if (< elmo-imap4-literal-threshold length)
563 (elmo-imap4-literal-1 string length)
564 (elmo-imap4-astring-1 string length))))
566 (defun elmo-imap4-buffer-astring (buffer)
567 "Return a list represents BUFFER as an astring defined in rfc2060.
568 BUFFER must be a single-byte buffer."
569 (let ((length (with-current-buffer buffer
571 (if (< elmo-imap4-literal-threshold length)
572 (elmo-imap4-literal-1 buffer length)
573 (elmo-imap4-astring-1 (with-current-buffer buffer
577 (defun elmo-imap4-nstring (string)
578 "Return a list represents STRING as a nstring defined in rfc2060.
579 STRING must be an encoded or a single-byte string."
580 (or (elmo-imap4-nil string)
581 (elmo-imap4-string string)))
583 (defun elmo-imap4-buffer-nstring (buffer)
584 "Return a list represents BUFFER as a nstring defined in rfc2060.
585 BUFFER must be a single-byte buffer."
586 (or (elmo-imap4-nil buffer)
587 (elmo-imap4-buffer-string buffer)))
589 (defalias 'elmo-imap4-mailbox 'elmo-imap4-astring)
590 (defalias 'elmo-imap4-field-body 'elmo-imap4-astring)
591 (defalias 'elmo-imap4-userid 'elmo-imap4-astring)
592 (defalias 'elmo-imap4-password 'elmo-imap4-astring)
594 (defun elmo-imap4-format-quoted (string)
595 "Return STRING in a form of the quoted-string defined in rfc2060."
597 (std11-wrap-as-quoted-pairs string elmo-imap4-quoted-specials-list)
600 (defsubst elmo-imap4-response-get-selectable-mailbox-list (response)
604 (if (and (eq 'list (car entry))
605 (not (member "\\NoSelect" (nth 1 (nth 1 entry)))))
606 (car (nth 1 entry))))
609 (defun elmo-imap4-fetch-bodystructure (folder number strategy)
610 "Fetch BODYSTRUCTURE for the message in the FOLDER with NUMBER using STRATEGY."
611 (if (elmo-fetch-strategy-use-cache strategy)
613 (elmo-file-cache-expand-path
614 (elmo-fetch-strategy-cache-path strategy)
616 (let ((session (elmo-imap4-get-session folder))
618 (elmo-imap4-session-select-mailbox
620 (elmo-imap4-folder-mailbox-internal folder))
621 (with-current-buffer (elmo-network-session-buffer session)
622 (setq elmo-imap4-fetch-callback nil)
623 (setq elmo-imap4-fetch-callback-data nil))
624 (prog1 (setq bodystructure
625 (elmo-imap4-response-value
626 (elmo-imap4-response-value
627 (elmo-imap4-send-command-wait
630 (if elmo-imap4-use-uid
631 "uid fetch %s bodystructure"
632 "fetch %s bodystructure")
636 (when (elmo-fetch-strategy-save-cache strategy)
637 (elmo-file-cache-delete
638 (elmo-fetch-strategy-cache-path strategy))
640 (elmo-file-cache-expand-path
641 (elmo-fetch-strategy-cache-path strategy)
646 (luna-define-method elmo-create-folder-plugged ((folder elmo-imap4-folder))
647 (elmo-imap4-send-command-wait
648 (elmo-imap4-get-session folder)
649 (list "create " (elmo-imap4-mailbox
650 (elmo-imap4-folder-mailbox-internal folder)))))
652 (defun elmo-imap4-get-session (folder &optional if-exists)
653 (elmo-network-get-session 'elmo-imap4-session "IMAP" folder if-exists))
655 (defun elmo-imap4-session-select-mailbox (session mailbox
656 &optional force no-error)
657 "Select MAILBOX in SESSION.
658 If optional argument FORCE is non-nil, select mailbox even if current mailbox
660 If second optional argument NO-ERROR is non-nil, don't cause an error when
661 selecting folder was failed.
662 Returns response value if selecting folder succeed. "
665 (elmo-imap4-session-current-mailbox-internal session)
667 (let (response result)
670 (elmo-imap4-read-response
672 (elmo-imap4-send-command
676 (elmo-imap4-mailbox mailbox)))))
677 (if (setq result (elmo-imap4-response-ok-p response))
679 (elmo-imap4-session-set-current-mailbox-internal session mailbox)
680 (elmo-imap4-session-set-read-only-internal
682 (nth 1 (assq 'read-only (assq 'ok response)))))
683 (elmo-imap4-session-set-current-mailbox-internal session nil)
686 (elmo-imap4-response-error-text response)
687 (format "Select %s failed" mailbox))))))
688 (and result response))))
690 (defun elmo-imap4-check-validity (spec validity-file)
692 ;;;(elmo-imap4-send-command-wait
693 ;;;(elmo-imap4-get-session spec)
695 ;;; (elmo-imap4-mailbox
696 ;;; (elmo-imap4-spec-mailbox spec))
697 ;;; " (uidvalidity)")))
700 (defun elmo-imap4-sync-validity (spec validity-file)
704 (defun elmo-imap4-list (folder flag)
705 (let ((session (elmo-imap4-get-session folder)))
706 (elmo-imap4-session-select-mailbox
708 (elmo-imap4-folder-mailbox-internal folder))
709 (elmo-imap4-response-value
710 (elmo-imap4-send-command-wait
712 (format (if elmo-imap4-use-uid "uid search %s"
718 ;; Emacs can parse dot symbol.
719 (defvar elmo-imap4-rfc822-size "RFC822\.SIZE")
720 (defvar elmo-imap4-rfc822-text "RFC822\.TEXT")
721 (defvar elmo-imap4-rfc822-header "RFC822\.HEADER")
722 (defvar elmo-imap4-rfc822-size "RFC822\.SIZE")
723 (defvar elmo-imap4-header-fields "HEADER\.FIELDS")
724 (defmacro elmo-imap4-replace-dot-symbols ()) ;; noop
725 (defalias 'elmo-imap4-fetch-read 'read)
729 ;; Cannot parse dot symbol.
730 (defvar elmo-imap4-rfc822-size "RFC822_SIZE")
731 (defvar elmo-imap4-header-fields "HEADER_FIELDS")
732 (defvar elmo-imap4-rfc822-size "RFC822_SIZE")
733 (defvar elmo-imap4-rfc822-text "RFC822_TEXT")
734 (defvar elmo-imap4-rfc822-header "RFC822_HEADER")
735 (defvar elmo-imap4-header-fields "HEADER_FIELDS")
736 (defun elmo-imap4-fetch-read (buffer)
737 (with-current-buffer buffer
740 (when (re-search-forward "[[ ]" nil t)
741 (goto-char (match-beginning 0))
742 (setq token (buffer-substring beg (point)))
743 (cond ((string= token "RFC822.SIZE")
744 (intern elmo-imap4-rfc822-size))
745 ((string= token "RFC822.HEADER")
746 (intern elmo-imap4-rfc822-header))
747 ((string= token "RFC822.TEXT")
748 (intern elmo-imap4-rfc822-text))
749 ((string= token "HEADER\.FIELDS")
750 (intern elmo-imap4-header-fields))
752 (elmo-read (current-buffer))))))))))
754 (defun elmo-imap4-make-number-set-list (msg-list &optional chop-length)
755 "Make RFC2060's message set specifier from MSG-LIST.
756 Returns a list of (NUMBER . SET-STRING).
757 SET-STRING is the message set specifier described in RFC2060.
758 NUMBER is contained message number in SET-STRING.
759 Every SET-STRING does not contain number of messages longer than CHOP-LENGTH.
760 If CHOP-LENGTH is not specified, message set is not chopped."
761 (let (count cont-list set-list)
762 (setq msg-list (sort (copy-sequence msg-list) '<))
767 (setq chop-length (length msg-list)))
768 (while (and (not (null msg-list))
769 (< count chop-length))
771 (elmo-number-set-append
772 cont-list (car msg-list)))
774 (setq msg-list (cdr msg-list)))
782 (format "%s:%s" (car x) (cdr x)))
788 (nreverse set-list)))
790 ;; Current buffer is process buffer.
791 (defun elmo-imap4-fetch-callback (element app-data)
792 (funcall elmo-imap4-fetch-callback
794 (insert (or (elmo-imap4-response-bodydetail-text element)
797 (goto-char (point-min))
798 (while (search-forward "\r\n" nil t)
799 (replace-match "\n"))
800 (elmo-msgdb-create-overview-from-buffer
801 (elmo-imap4-response-value element 'uid)
802 (elmo-imap4-response-value element 'rfc822size)))
803 (elmo-imap4-response-value element 'flags)
809 ;; 0: new-mark 1: already-mark 2: seen-mark 3: important-mark
811 ;; and result of use-flag-p.
812 (defun elmo-imap4-fetch-callback-1 (entity flags app-data)
813 "A msgdb entity callback function."
814 (let* ((use-flag (cdr app-data))
815 (app-data (car app-data))
816 (seen (member (car entity) (nth 4 app-data)))
818 (if (member "\\Flagged" flags)
819 (elmo-msgdb-global-mark-set (car entity) (nth 3 app-data)))
820 (setq mark (or (elmo-msgdb-global-mark-get (car entity))
821 (if (elmo-file-cache-status
822 (elmo-file-cache-get (car entity)))
825 (member "\\Seen" flags)))
830 (member "\\Seen" flags)))
831 (if elmo-imap4-use-cache
834 (setq elmo-imap4-current-msgdb
836 elmo-imap4-current-msgdb
838 (list (cons (elmo-msgdb-overview-entity-get-number entity)
842 (list (elmo-msgdb-overview-entity-get-number entity)
845 (defun elmo-imap4-parse-capability (string)
846 (if (string-match "^\\*\\(.*\\)$" string)
848 (concat "(" (downcase (elmo-match-string 1 string)) ")"))))
850 (defun elmo-imap4-clear-login (session)
851 (let ((elmo-imap4-debug-inhibit-logging t))
855 (elmo-imap4-send-command
858 (elmo-imap4-userid (elmo-network-session-user-internal session))
861 (elmo-get-passwd (elmo-network-session-password-key session))))))
862 (signal 'elmo-authenticate-error '(elmo-imap4-clear-login)))))
864 (defun elmo-imap4-auth-login (session)
865 (let ((tag (elmo-imap4-send-command session "authenticate login"))
866 (elmo-imap4-debug-inhibit-logging t))
867 (or (elmo-imap4-read-continue-req session)
868 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
869 (elmo-imap4-send-string session
870 (elmo-base64-encode-string
871 (elmo-network-session-user-internal session)))
872 (or (elmo-imap4-read-continue-req session)
873 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
874 (elmo-imap4-send-string session
875 (elmo-base64-encode-string
877 (elmo-network-session-password-key session))))
878 (or (elmo-imap4-read-ok session tag)
879 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
880 (setq elmo-imap4-status 'auth)))
883 elmo-network-initialize-session-buffer :after ((session
884 elmo-imap4-session) buffer)
885 (with-current-buffer buffer
886 (mapcar 'make-variable-buffer-local elmo-imap4-local-variables)
887 (setq elmo-imap4-seqno 0)
888 (setq elmo-imap4-status 'initial)))
890 (luna-define-method elmo-network-initialize-session ((session
892 (let ((process (elmo-network-session-process-internal session)))
893 (with-current-buffer (process-buffer process)
894 ;; Skip garbage output from process before greeting.
895 (while (and (memq (process-status process) '(open run))
896 (goto-char (point-max))
898 (not (elmo-imap4-parse-greeting)))
899 (accept-process-output process 1))
900 (set-process-filter process 'elmo-imap4-arrival-filter)
901 (set-process-sentinel process 'elmo-imap4-sentinel)
902 ;;; (while (and (memq (process-status process) '(open run))
903 ;;; (eq elmo-imap4-status 'initial))
904 ;;; (message "Waiting for server response...")
905 ;;; (accept-process-output process 1))
907 (unless (memq elmo-imap4-status '(nonauth auth))
908 (signal 'elmo-open-error
909 (list 'elmo-network-initialize-session)))
910 (elmo-imap4-session-set-capability-internal
912 (elmo-imap4-response-value
913 (elmo-imap4-send-command-wait session "capability")
915 (when (eq (elmo-network-stream-type-symbol
916 (elmo-network-session-stream-type-internal session))
919 (elmo-imap4-session-capability-internal session))
920 (signal 'elmo-open-error
921 '(elmo-imap4-starttls-error)))
922 (elmo-imap4-send-command-wait session "starttls")
923 (starttls-negotiate process)))))
925 (luna-define-method elmo-network-authenticate-session ((session
927 (with-current-buffer (process-buffer
928 (elmo-network-session-process-internal session))
929 (let* ((auth (elmo-network-session-auth-internal session))
930 (auth (if (listp auth) auth (list auth))))
931 (unless (or (eq elmo-imap4-status 'auth)
934 ((eq 'clear (car auth))
935 (elmo-imap4-clear-login session))
936 ((eq 'login (car auth))
937 (elmo-imap4-auth-login session))
939 (let* ((elmo-imap4-debug-inhibit-logging t)
944 (if (string-match "^auth=\\(.*\\)$"
946 (match-string 1 (upcase (symbol-name cap)))))
947 (elmo-imap4-session-capability-internal session))))
951 (mapcar '(lambda (cap) (upcase (symbol-name cap)))
955 client name step response tag
956 sasl-read-passphrase)
958 (if (or elmo-imap4-force-login
961 "There's no %s capability in server. continue?"
963 (elmo-network-session-auth-internal session)))))
964 (setq mechanism (sasl-find-mechanism
966 (signal 'elmo-authenticate-error
967 '(elmo-imap4-auth-no-mechanisms))))
971 (elmo-network-session-user-internal session)
973 (elmo-network-session-server-internal session)))
974 ;;; (if elmo-imap4-auth-user-realm
975 ;;; (sasl-client-set-property client 'realm elmo-imap4-auth-user-realm))
976 (setq name (sasl-mechanism-name mechanism)
977 step (sasl-next-step client nil))
978 (elmo-network-session-set-auth-internal
980 (intern (downcase name)))
981 (setq sasl-read-passphrase
985 (elmo-network-session-password-key session)))))
987 (elmo-imap4-send-command
989 (concat "AUTHENTICATE " name
990 (and (sasl-step-data step)
993 (elmo-base64-encode-string
994 (sasl-step-data step)
995 'no-lin-break)))))) ;)
999 (elmo-imap4-read-untagged
1000 (elmo-network-session-process-internal session)))
1001 (if (elmo-imap4-response-continue-req-p response)
1002 (unless (sasl-next-step client step)
1003 ;; response is '+' but there's no next step.
1004 (signal 'elmo-authenticate-error
1006 (concat "elmo-imap4-auth-"
1007 (downcase name))))))
1009 (if (elmo-imap4-response-ok-p response)
1010 (throw 'done nil) ; finished.
1011 ;; response is NO or BAD.
1012 (signal 'elmo-authenticate-error
1014 (concat "elmo-imap4-auth-"
1015 (downcase name)))))))
1018 (elmo-base64-decode-string
1019 (elmo-imap4-response-value response 'continue-req)))
1020 (setq step (sasl-next-step client step))
1022 (elmo-imap4-send-string
1024 (if (sasl-step-data step)
1025 (elmo-base64-encode-string (sasl-step-data step)
1029 (luna-define-method elmo-network-setup-session ((session
1030 elmo-imap4-session))
1031 (with-current-buffer (elmo-network-session-buffer session)
1032 (when (memq 'namespace (elmo-imap4-session-capability-internal session))
1033 (setq elmo-imap4-server-namespace
1034 (elmo-imap4-response-value
1035 (elmo-imap4-send-command-wait session "namespace")
1038 (defun elmo-imap4-setup-send-buffer (&optional string)
1039 (let ((send-buf (get-buffer-create " *elmo-imap4-setup-send-buffer*"))
1040 (source-buf (unless string (current-buffer))))
1043 (set-buffer send-buf)
1045 (elmo-set-buffer-multibyte nil)
1048 (with-current-buffer source-buf
1049 (copy-to-buffer send-buf (point-min) (point-max))))
1050 (goto-char (point-min))
1051 (if (eq (re-search-forward "^$" nil t)
1054 (goto-char (point-min))
1055 (while (search-forward "\n" nil t)
1056 (replace-match "\r\n"))))
1059 (defun elmo-imap4-setup-send-buffer-from-file (file)
1060 (let ((tmp-buf (get-buffer-create
1061 " *elmo-imap4-setup-send-buffer-from-file*")))
1064 (set-buffer tmp-buf)
1066 (as-binary-input-file
1067 (insert-file-contents file))
1068 (goto-char (point-min))
1069 (if (eq (re-search-forward "^$" nil t)
1072 (goto-char (point-min))
1073 (while (search-forward "\n" nil t)
1074 (replace-match "\r\n"))))
1077 (luna-define-method elmo-delete-message-safe ((folder elmo-imap4-folder)
1079 (let ((session (elmo-imap4-get-session folder))
1081 (elmo-imap4-session-select-mailbox
1083 (elmo-imap4-folder-mailbox-internal folder))
1085 (elmo-imap4-response-value
1086 (elmo-imap4-send-command-wait session
1088 (if elmo-imap4-use-uid
1089 "uid search header message-id "
1090 "search header message-id ")
1091 (elmo-imap4-field-body msgid)))
1093 (if (memq number candidates)
1094 (elmo-folder-delete-messages folder (list number)))))
1096 (defun elmo-imap4-server-diff-async-callback-1 (status data)
1097 (funcall elmo-imap4-server-diff-async-callback
1098 (cons (elmo-imap4-response-value status 'unseen)
1099 (elmo-imap4-response-value status 'messages))
1102 (defun elmo-imap4-server-diff-async (folder)
1103 (let ((session (elmo-imap4-get-session folder)))
1104 ;; We should `check' folder to obtain newest information here.
1105 ;; But since there's no asynchronous check mechanism in elmo yet,
1106 ;; checking is not done here.
1107 (with-current-buffer (elmo-network-session-buffer session)
1108 (setq elmo-imap4-status-callback
1109 'elmo-imap4-server-diff-async-callback-1)
1110 (setq elmo-imap4-status-callback-data
1111 elmo-imap4-server-diff-async-callback-data))
1112 (elmo-imap4-send-command session
1116 (elmo-imap4-folder-mailbox-internal folder))
1117 " (unseen messages)"))))
1119 (luna-define-method elmo-server-diff-async ((folder elmo-imap4-folder))
1120 (let ((session (elmo-imap4-get-session folder)))
1122 ;; (elmo-imap4-commit spec)
1123 (with-current-buffer (elmo-network-session-buffer session)
1124 (setq elmo-imap4-status-callback
1125 'elmo-imap4-server-diff-async-callback-1)
1126 (setq elmo-imap4-status-callback-data
1127 elmo-imap4-server-diff-async-callback-data))
1128 (elmo-imap4-send-command session
1132 (elmo-imap4-folder-mailbox-internal folder))
1133 " (unseen messages)"))))
1137 (defvar elmo-imap4-server-eol "\r\n"
1138 "The EOL string sent from the server.")
1140 (defvar elmo-imap4-client-eol "\r\n"
1141 "The EOL string we send to the server.")
1143 (defun elmo-imap4-find-next-line ()
1144 "Return point at end of current line, taking into account literals.
1145 Return nil if no complete line has arrived."
1146 (when (re-search-forward (concat elmo-imap4-server-eol "\\|{\\([0-9]+\\)}"
1147 elmo-imap4-server-eol)
1149 (if (match-string 1)
1150 (if (< (point-max) (+ (point) (string-to-number (match-string 1))))
1152 (goto-char (+ (point) (string-to-number (match-string 1))))
1153 (elmo-imap4-find-next-line))
1156 (defun elmo-imap4-sentinel (process string)
1157 (delete-process process))
1159 (defun elmo-imap4-arrival-filter (proc string)
1160 "IMAP process filter."
1161 (when (buffer-live-p (process-buffer proc))
1162 (with-current-buffer (process-buffer proc)
1163 (elmo-imap4-debug "-> %s" string)
1164 (goto-char (point-max))
1167 (goto-char (point-min))
1168 (while (setq end (elmo-imap4-find-next-line))
1170 (narrow-to-region (point-min) end)
1171 (delete-backward-char (length elmo-imap4-server-eol))
1172 (goto-char (point-min))
1174 (cond ((eq elmo-imap4-status 'initial)
1175 (setq elmo-imap4-current-response
1177 (list 'greeting (elmo-imap4-parse-greeting)))))
1178 ((or (eq elmo-imap4-status 'auth)
1179 (eq elmo-imap4-status 'nonauth)
1180 (eq elmo-imap4-status 'selected)
1181 (eq elmo-imap4-status 'examine))
1182 (setq elmo-imap4-current-response
1184 (elmo-imap4-parse-response)
1185 elmo-imap4-current-response)))
1187 (message "Unknown state %s in arrival filter"
1188 elmo-imap4-status))))
1189 (delete-region (point-min) (point-max))))))))
1193 (defsubst elmo-imap4-forward ()
1194 (or (eobp) (forward-char 1)))
1196 (defsubst elmo-imap4-parse-number ()
1197 (when (looking-at "[0-9]+")
1199 (string-to-number (match-string 0))
1200 (goto-char (match-end 0)))))
1202 (defsubst elmo-imap4-parse-literal ()
1203 (when (looking-at "{\\([0-9]+\\)}\r\n")
1204 (let ((pos (match-end 0))
1205 (len (string-to-number (match-string 1))))
1206 (if (< (point-max) (+ pos len))
1208 (goto-char (+ pos len))
1209 (buffer-substring pos (+ pos len))))))
1210 ;;; (list ' pos (+ pos len))))))
1212 (defsubst elmo-imap4-parse-string ()
1213 (cond ((eq (char-after (point)) ?\")
1215 (let ((p (point)) (name ""))
1216 (skip-chars-forward "^\"\\\\")
1217 (setq name (buffer-substring p (point)))
1218 (while (eq (char-after (point)) ?\\)
1219 (setq p (1+ (point)))
1221 (skip-chars-forward "^\"\\\\")
1222 (setq name (concat name (buffer-substring p (point)))))
1225 ((eq (char-after (point)) ?{)
1226 (elmo-imap4-parse-literal))))
1228 (defsubst elmo-imap4-parse-nil ()
1229 (if (looking-at "NIL")
1230 (goto-char (match-end 0))))
1232 (defsubst elmo-imap4-parse-nstring ()
1233 (or (elmo-imap4-parse-string)
1234 (and (elmo-imap4-parse-nil)
1237 (defsubst elmo-imap4-parse-astring ()
1238 (or (elmo-imap4-parse-string)
1239 (buffer-substring (point)
1240 (if (re-search-forward "[(){ \r\n%*\"\\]" nil t)
1241 (goto-char (1- (match-end 0)))
1245 (defsubst elmo-imap4-parse-address ()
1247 (when (eq (char-after (point)) ?\()
1248 (elmo-imap4-forward)
1249 (setq address (vector (prog1 (elmo-imap4-parse-nstring)
1250 (elmo-imap4-forward))
1251 (prog1 (elmo-imap4-parse-nstring)
1252 (elmo-imap4-forward))
1253 (prog1 (elmo-imap4-parse-nstring)
1254 (elmo-imap4-forward))
1255 (elmo-imap4-parse-nstring)))
1256 (when (eq (char-after (point)) ?\))
1257 (elmo-imap4-forward)
1260 (defsubst elmo-imap4-parse-address-list ()
1261 (if (eq (char-after (point)) ?\()
1262 (let (address addresses)
1263 (elmo-imap4-forward)
1264 (while (and (not (eq (char-after (point)) ?\)))
1265 ;; next line for MS Exchange bug
1266 (progn (and (eq (char-after (point)) ? ) (elmo-imap4-forward)) t)
1267 (setq address (elmo-imap4-parse-address)))
1268 (setq addresses (cons address addresses)))
1269 (when (eq (char-after (point)) ?\))
1270 (elmo-imap4-forward)
1271 (nreverse addresses)))
1272 (assert (elmo-imap4-parse-nil))))
1274 (defsubst elmo-imap4-parse-mailbox ()
1275 (let ((mailbox (elmo-imap4-parse-astring)))
1276 (if (string-equal "INBOX" (upcase mailbox))
1280 (defun elmo-imap4-parse-greeting ()
1281 "Parse a IMAP greeting."
1282 (cond ((looking-at "\\* OK ")
1283 (setq elmo-imap4-status 'nonauth))
1284 ((looking-at "\\* PREAUTH ")
1285 (setq elmo-imap4-status 'auth))
1286 ((looking-at "\\* BYE ")
1287 (setq elmo-imap4-status 'closed))))
1289 (defun elmo-imap4-parse-response ()
1290 "Parse a IMAP command response."
1292 (case (setq token (elmo-read (current-buffer)))
1294 (skip-chars-forward " ")
1295 (list 'continue-req (buffer-substring (point) (point-max)))))
1296 (* (case (prog1 (setq token (elmo-read (current-buffer)))
1297 (elmo-imap4-forward))
1298 (OK (elmo-imap4-parse-resp-text-code))
1299 (NO (elmo-imap4-parse-resp-text-code))
1300 (BAD (elmo-imap4-parse-resp-text-code))
1301 (BYE (elmo-imap4-parse-bye))
1303 (elmo-imap4-parse-flag-list)))
1304 (LIST (list 'list (elmo-imap4-parse-data-list)))
1305 (LSUB (list 'lsub (elmo-imap4-parse-data-list)))
1308 (elmo-read (concat "("
1309 (buffer-substring (point) (point-max))
1311 (STATUS (elmo-imap4-parse-status))
1313 (NAMESPACE (elmo-imap4-parse-namespace))
1314 (CAPABILITY (list 'capability
1316 (concat "(" (downcase (buffer-substring
1317 (point) (point-max)))
1319 (ACL (elmo-imap4-parse-acl))
1320 (t (case (prog1 (elmo-read (current-buffer))
1321 (elmo-imap4-forward))
1322 (EXISTS (list 'exists token))
1323 (RECENT (list 'recent token))
1324 (EXPUNGE (list 'expunge token))
1325 (FETCH (elmo-imap4-parse-fetch token))
1326 (t (list 'garbage (buffer-string)))))))
1327 (t (if (not (string-match elmo-imap4-seq-prefix (symbol-name token)))
1328 (list 'garbage (buffer-string))
1329 (case (prog1 (elmo-read (current-buffer))
1330 (elmo-imap4-forward))
1332 (setq elmo-imap4-parsing nil)
1333 (setq token (symbol-name token))
1334 (elmo-unintern token)
1335 (elmo-imap4-debug "*%s* OK arrived" token)
1336 (setq elmo-imap4-reached-tag token)
1337 (list 'ok (elmo-imap4-parse-resp-text-code))))
1339 (setq elmo-imap4-parsing nil)
1340 (setq token (symbol-name token))
1341 (elmo-unintern token)
1342 (elmo-imap4-debug "*%s* NO arrived" token)
1343 (setq elmo-imap4-reached-tag token)
1345 (when (eq (char-after (point)) ?\[)
1346 (setq code (buffer-substring (point)
1347 (search-forward "]")))
1348 (elmo-imap4-forward))
1349 (setq text (buffer-substring (point) (point-max)))
1350 (list 'no (list code text)))))
1352 (setq elmo-imap4-parsing nil)
1353 (elmo-imap4-debug "*%s* BAD arrived" token)
1354 (setq token (symbol-name token))
1355 (elmo-unintern token)
1356 (setq elmo-imap4-reached-tag token)
1358 (when (eq (char-after (point)) ?\[)
1359 (setq code (buffer-substring (point)
1360 (search-forward "]")))
1361 (elmo-imap4-forward))
1362 (setq text (buffer-substring (point) (point-max)))
1363 (list 'bad (list code text)))))
1364 (t (list 'garbage (buffer-string)))))))))
1366 (defun elmo-imap4-parse-bye ()
1368 (when (eq (char-after (point)) ?\[)
1369 (setq code (buffer-substring (point)
1370 (search-forward "]")))
1371 (elmo-imap4-forward))
1372 (setq text (buffer-substring (point) (point-max)))
1373 (list 'bye (list code text))))
1375 (defun elmo-imap4-parse-text ()
1376 (goto-char (point-min))
1377 (when (search-forward "[" nil t)
1378 (search-forward "]")
1379 (elmo-imap4-forward))
1380 (list 'text (buffer-substring (point) (point-max))))
1382 (defun elmo-imap4-parse-resp-text-code ()
1383 (when (eq (char-after (point)) ?\[)
1384 (elmo-imap4-forward)
1385 (cond ((search-forward "PERMANENTFLAGS " nil t)
1386 (list 'permanentflags (elmo-imap4-parse-flag-list)))
1387 ((search-forward "UIDNEXT " nil t)
1388 (list 'uidnext (elmo-read (current-buffer))))
1389 ((search-forward "UNSEEN " nil t)
1390 (list 'unseen (elmo-read (current-buffer))))
1391 ((looking-at "UIDVALIDITY \\([0-9]+\\)")
1392 (list 'uidvalidity (match-string 1)))
1393 ((search-forward "READ-ONLY" nil t)
1394 (list 'read-only t))
1395 ((search-forward "READ-WRITE" nil t)
1396 (list 'read-write t))
1397 ((search-forward "NEWNAME " nil t)
1398 (let (oldname newname)
1399 (setq oldname (elmo-imap4-parse-string))
1400 (elmo-imap4-forward)
1401 (setq newname (elmo-imap4-parse-string))
1402 (list 'newname newname oldname)))
1403 ((search-forward "TRYCREATE" nil t)
1404 (list 'trycreate t))
1405 ((looking-at "APPENDUID \\([0-9]+\\) \\([0-9]+\\)")
1407 (list (match-string 1)
1408 (string-to-number (match-string 2)))))
1409 ((looking-at "COPYUID \\([0-9]+\\) \\([0-9,:]+\\) \\([0-9,:]+\\)")
1410 (list 'copyuid (list (match-string 1)
1413 ((search-forward "ALERT] " nil t)
1414 (message "IMAP server information: %s"
1415 (buffer-substring (point) (point-max))))
1416 (t (list 'unknown)))))
1418 (defun elmo-imap4-parse-data-list ()
1419 (let (flags delimiter mailbox)
1420 (setq flags (elmo-imap4-parse-flag-list))
1421 (when (looking-at " NIL\\| \"\\\\?\\(.\\)\"")
1422 (setq delimiter (match-string 1))
1423 (goto-char (1+ (match-end 0)))
1424 (when (setq mailbox (elmo-imap4-parse-mailbox))
1425 (list mailbox flags delimiter)))))
1427 (defsubst elmo-imap4-parse-header-list ()
1428 (when (eq (char-after (point)) ?\()
1430 (while (not (eq (char-after (point)) ?\)))
1431 (elmo-imap4-forward)
1432 (push (elmo-imap4-parse-astring) strlist))
1433 (elmo-imap4-forward)
1434 (nreverse strlist))))
1436 (defsubst elmo-imap4-parse-fetch-body-section ()
1438 (buffer-substring (point)
1440 (progn (re-search-forward "[] ]" nil t)
1442 (if (eq (char-before) ? )
1444 (mapconcat 'identity
1445 (cons section (elmo-imap4-parse-header-list)) " ")
1446 (search-forward "]" nil t))
1449 (defun elmo-imap4-parse-fetch (response)
1450 (when (eq (char-after (point)) ?\()
1452 (while (not (eq (char-after (point)) ?\)))
1453 (elmo-imap4-forward)
1454 (let ((token (elmo-imap4-fetch-read (current-buffer))))
1455 (elmo-imap4-forward)
1457 (cond ((eq token 'UID)
1458 (list 'uid (condition-case nil
1459 (elmo-read (current-buffer))
1462 (list 'flags (elmo-imap4-parse-flag-list)))
1463 ((eq token 'ENVELOPE)
1464 (list 'envelope (elmo-imap4-parse-envelope)))
1465 ((eq token 'INTERNALDATE)
1466 (list 'internaldate (elmo-imap4-parse-string)))
1468 (list 'rfc822 (elmo-imap4-parse-nstring)))
1469 ((eq token (intern elmo-imap4-rfc822-header))
1470 (list 'rfc822header (elmo-imap4-parse-nstring)))
1471 ((eq token (intern elmo-imap4-rfc822-text))
1472 (list 'rfc822text (elmo-imap4-parse-nstring)))
1473 ((eq token (intern elmo-imap4-rfc822-size))
1474 (list 'rfc822size (elmo-read (current-buffer))))
1476 (if (eq (char-before) ?\[)
1479 (upcase (elmo-imap4-parse-fetch-body-section))
1481 (eq (char-after (point)) ?<)
1482 (buffer-substring (1+ (point))
1484 (search-forward ">" nil t)
1486 (progn (elmo-imap4-forward)
1487 (elmo-imap4-parse-nstring)))
1488 (list 'body (elmo-imap4-parse-body))))
1489 ((eq token 'BODYSTRUCTURE)
1490 (list 'bodystructure (elmo-imap4-parse-body)))))
1491 (setq list (cons element list))))
1492 (and elmo-imap4-fetch-callback
1493 (elmo-imap4-fetch-callback list elmo-imap4-fetch-callback-data))
1494 (list 'fetch list))))
1496 (defun elmo-imap4-parse-status ()
1497 (let ((mailbox (elmo-imap4-parse-mailbox))
1499 (when (and mailbox (search-forward "(" nil t))
1500 (while (not (eq (char-after (point)) ?\)))
1503 (let ((token (elmo-read (current-buffer))))
1504 (cond ((eq token 'MESSAGES)
1505 (list 'messages (elmo-read (current-buffer))))
1507 (list 'recent (elmo-read (current-buffer))))
1508 ((eq token 'UIDNEXT)
1509 (list 'uidnext (elmo-read (current-buffer))))
1510 ((eq token 'UIDVALIDITY)
1511 (and (looking-at " \\([0-9]+\\)")
1512 (prog1 (list 'uidvalidity (match-string 1))
1513 (goto-char (match-end 1)))))
1515 (list 'unseen (elmo-read (current-buffer))))
1518 "Unknown status data %s in mailbox %s ignored"
1521 (and elmo-imap4-status-callback
1522 (funcall elmo-imap4-status-callback
1524 elmo-imap4-status-callback-data))
1525 (list 'status status)))
1528 (defmacro elmo-imap4-value (value)
1529 (` (if (eq (, value) 'NIL) nil
1532 (defmacro elmo-imap4-nth (pos list)
1533 (` (let ((value (nth (, pos) (, list))))
1534 (elmo-imap4-value value))))
1536 (defun elmo-imap4-parse-namespace ()
1539 (copy-sequence elmo-imap4-extra-namespace-alist)
1540 (elmo-imap4-parse-namespace-subr
1541 (elmo-read (concat "(" (buffer-substring
1542 (point) (point-max))
1545 (defun elmo-imap4-parse-namespace-subr (ns)
1546 (let (prefix delim namespace-alist default-delim)
1547 ;; 0: personal, 1: other, 2: shared
1549 (setq namespace-alist
1550 (nconc namespace-alist
1554 (setq prefix (elmo-imap4-nth 0 namespace)
1555 delim (elmo-imap4-nth 1 namespace))
1556 (if (and prefix delim
1558 (concat (regexp-quote delim) "\\'")
1560 (setq prefix (substring prefix 0
1561 (match-beginning 0))))
1562 (if (eq (length prefix) 0)
1563 (progn (setq default-delim delim) nil)
1566 (if (string= (downcase prefix) "inbox")
1567 "[Ii][Nn][Bb][Oo][Xx]"
1568 (regexp-quote prefix))
1571 (elmo-imap4-nth i ns))))))
1573 (setq namespace-alist
1574 (nconc namespace-alist
1575 (list (cons "^.*$" default-delim)))))
1578 (defun elmo-imap4-parse-acl ()
1579 (let ((mailbox (elmo-imap4-parse-mailbox))
1580 identifier rights acl)
1581 (while (eq (char-after (point)) ?\ )
1582 (elmo-imap4-forward)
1583 (setq identifier (elmo-imap4-parse-astring))
1584 (elmo-imap4-forward)
1585 (setq rights (elmo-imap4-parse-astring))
1586 (setq acl (append acl (list (cons identifier rights)))))
1587 (list 'acl acl mailbox)))
1589 (defun elmo-imap4-parse-flag-list ()
1590 (let ((str (buffer-substring (+ (point) 1)
1591 (progn (search-forward ")" nil t)
1593 (unless (eq (length str) 0)
1594 (split-string str))))
1596 (defun elmo-imap4-parse-envelope ()
1597 (when (eq (char-after (point)) ?\()
1598 (elmo-imap4-forward)
1599 (vector (prog1 (elmo-imap4-parse-nstring);; date
1600 (elmo-imap4-forward))
1601 (prog1 (elmo-imap4-parse-nstring);; subject
1602 (elmo-imap4-forward))
1603 (prog1 (elmo-imap4-parse-address-list);; from
1604 (elmo-imap4-forward))
1605 (prog1 (elmo-imap4-parse-address-list);; sender
1606 (elmo-imap4-forward))
1607 (prog1 (elmo-imap4-parse-address-list);; reply-to
1608 (elmo-imap4-forward))
1609 (prog1 (elmo-imap4-parse-address-list);; to
1610 (elmo-imap4-forward))
1611 (prog1 (elmo-imap4-parse-address-list);; cc
1612 (elmo-imap4-forward))
1613 (prog1 (elmo-imap4-parse-address-list);; bcc
1614 (elmo-imap4-forward))
1615 (prog1 (elmo-imap4-parse-nstring);; in-reply-to
1616 (elmo-imap4-forward))
1617 (prog1 (elmo-imap4-parse-nstring);; message-id
1618 (elmo-imap4-forward)))))
1620 (defsubst elmo-imap4-parse-string-list ()
1621 (cond ((eq (char-after (point)) ?\();; body-fld-param
1623 (elmo-imap4-forward)
1624 (while (setq str (elmo-imap4-parse-string))
1626 (elmo-imap4-forward))
1627 (nreverse strlist)))
1628 ((elmo-imap4-parse-nil)
1631 (defun elmo-imap4-parse-body-extension ()
1632 (if (eq (char-after (point)) ?\()
1634 (elmo-imap4-forward)
1635 (push (elmo-imap4-parse-body-extension) b-e)
1636 (while (eq (char-after (point)) ?\ )
1637 (elmo-imap4-forward)
1638 (push (elmo-imap4-parse-body-extension) b-e))
1639 (assert (eq (char-after (point)) ?\)))
1640 (elmo-imap4-forward)
1642 (or (elmo-imap4-parse-number)
1643 (elmo-imap4-parse-nstring))))
1645 (defsubst elmo-imap4-parse-body-ext ()
1647 (when (eq (char-after (point)) ?\ );; body-fld-dsp
1648 (elmo-imap4-forward)
1650 (if (eq (char-after (point)) ?\()
1652 (elmo-imap4-forward)
1653 (push (elmo-imap4-parse-string) dsp)
1654 (elmo-imap4-forward)
1655 (push (elmo-imap4-parse-string-list) dsp)
1656 (elmo-imap4-forward))
1657 (assert (elmo-imap4-parse-nil)))
1658 (push (nreverse dsp) ext))
1659 (when (eq (char-after (point)) ?\ );; body-fld-lang
1660 (elmo-imap4-forward)
1661 (if (eq (char-after (point)) ?\()
1662 (push (elmo-imap4-parse-string-list) ext)
1663 (push (elmo-imap4-parse-nstring) ext))
1664 (while (eq (char-after (point)) ?\ );; body-extension
1665 (elmo-imap4-forward)
1666 (setq ext (append (elmo-imap4-parse-body-extension) ext)))))
1669 (defun elmo-imap4-parse-body ()
1671 (when (eq (char-after (point)) ?\()
1672 (elmo-imap4-forward)
1673 (if (eq (char-after (point)) ?\()
1675 (while (and (eq (char-after (point)) ?\()
1676 (setq subbody (elmo-imap4-parse-body)))
1677 (push subbody body))
1678 (elmo-imap4-forward)
1679 (push (elmo-imap4-parse-string) body);; media-subtype
1680 (when (eq (char-after (point)) ?\ );; body-ext-mpart:
1681 (elmo-imap4-forward)
1682 (if (eq (char-after (point)) ?\();; body-fld-param
1683 (push (elmo-imap4-parse-string-list) body)
1684 (push (and (elmo-imap4-parse-nil) nil) body))
1686 (append (elmo-imap4-parse-body-ext) body)));; body-ext-...
1687 (assert (eq (char-after (point)) ?\)))
1688 (elmo-imap4-forward)
1691 (push (elmo-imap4-parse-string) body);; media-type
1692 (elmo-imap4-forward)
1693 (push (elmo-imap4-parse-string) body);; media-subtype
1694 (elmo-imap4-forward)
1695 ;; next line for Sun SIMS bug
1696 (and (eq (char-after (point)) ? ) (elmo-imap4-forward))
1697 (if (eq (char-after (point)) ?\();; body-fld-param
1698 (push (elmo-imap4-parse-string-list) body)
1699 (push (and (elmo-imap4-parse-nil) nil) body))
1700 (elmo-imap4-forward)
1701 (push (elmo-imap4-parse-nstring) body);; body-fld-id
1702 (elmo-imap4-forward)
1703 (push (elmo-imap4-parse-nstring) body);; body-fld-desc
1704 (elmo-imap4-forward)
1705 (push (elmo-imap4-parse-string) body);; body-fld-enc
1706 (elmo-imap4-forward)
1707 (push (elmo-imap4-parse-number) body);; body-fld-octets
1709 ;; ok, we're done parsing the required parts, what comes now is one
1712 ;; envelope (then we're parsing body-type-msg)
1713 ;; body-fld-lines (then we're parsing body-type-text)
1714 ;; body-ext-1part (then we're parsing body-type-basic)
1716 ;; the problem is that the two first are in turn optionally followed
1717 ;; by the third. So we parse the first two here (if there are any)...
1719 (when (eq (char-after (point)) ?\ )
1720 (elmo-imap4-forward)
1722 (cond ((eq (char-after (point)) ?\();; body-type-msg:
1723 (push (elmo-imap4-parse-envelope) body);; envelope
1724 (elmo-imap4-forward)
1725 (push (elmo-imap4-parse-body) body);; body
1726 (elmo-imap4-forward)
1727 (push (elmo-imap4-parse-number) body));; body-fld-lines
1728 ((setq lines (elmo-imap4-parse-number));; body-type-text:
1729 (push lines body));; body-fld-lines
1731 (backward-char)))));; no match...
1733 ;; ...and then parse the third one here...
1735 (when (eq (char-after (point)) ?\ );; body-ext-1part:
1736 (elmo-imap4-forward)
1737 (push (elmo-imap4-parse-nstring) body);; body-fld-md5
1739 (append (elmo-imap4-parse-body-ext) body)));; body-ext-1part..
1741 (assert (eq (char-after (point)) ?\)))
1742 (elmo-imap4-forward)
1745 (luna-define-method elmo-folder-initialize :around ((folder
1748 (let ((default-user elmo-default-imap4-user)
1749 (default-server elmo-default-imap4-server)
1750 (default-port elmo-default-imap4-port)
1751 (elmo-network-stream-type-alist
1752 (if elmo-imap4-stream-type-alist
1753 (append elmo-imap4-stream-type-alist
1754 elmo-network-stream-type-alist)
1755 elmo-network-stream-type-alist)))
1756 (when (string-match "\\(.*\\)@\\(.*\\)" default-server)
1757 ;; case: default-imap4-server is specified like
1758 ;; "hoge%imap.server@gateway".
1759 (setq default-user (elmo-match-string 1 default-server))
1760 (setq default-server (elmo-match-string 2 default-server)))
1761 (setq name (luna-call-next-method))
1763 "^\\([^:@!]*\\)\\(:[^/!]+\\)?\\(/[^/:@!]+\\)?"
1766 (if (match-beginning 1)
1768 (elmo-imap4-folder-set-mailbox-internal
1770 (elmo-match-string 1 name))
1771 (if (eq (length (elmo-imap4-folder-mailbox-internal folder))
1773 ;; No information is specified other than folder type.
1774 (elmo-imap4-folder-set-mailbox-internal
1776 elmo-default-imap4-mailbox)))
1777 (elmo-imap4-folder-set-mailbox-internal
1779 elmo-default-imap4-mailbox))
1780 ;; Setup slots for elmo-net-folder.
1781 (elmo-net-folder-set-user-internal
1783 (if (match-beginning 2)
1784 (elmo-match-substring 2 name 1)
1786 (elmo-net-folder-set-auth-internal
1788 (if (match-beginning 3)
1789 (intern (elmo-match-substring 3 name 1))
1790 elmo-default-imap4-authenticate-type))
1791 (unless (elmo-net-folder-server-internal folder)
1792 (elmo-net-folder-set-server-internal folder default-server))
1793 (unless (elmo-net-folder-port-internal folder)
1794 (elmo-net-folder-set-port-internal folder default-port))
1795 (unless (elmo-net-folder-stream-type-internal folder)
1796 (elmo-net-folder-set-stream-type-internal
1798 elmo-default-imap4-stream-type))
1801 ;;; ELMO IMAP4 folder
1802 (luna-define-method elmo-folder-expand-msgdb-path ((folder
1804 (convert-standard-filename
1805 (let ((mailbox (elmo-imap4-folder-mailbox-internal folder)))
1806 (if (string= "inbox" (downcase mailbox))
1807 (setq mailbox "inbox"))
1808 (if (eq (string-to-char mailbox) ?/)
1809 (setq mailbox (substring mailbox 1 (length mailbox))))
1813 (or (elmo-net-folder-user-internal folder) "nobody")
1814 (expand-file-name (or (elmo-net-folder-server-internal folder)
1818 elmo-msgdb-dir)))))))
1820 (luna-define-method elmo-folder-status-plugged ((folder
1822 (elmo-imap4-folder-status-plugged folder))
1824 (defun elmo-imap4-folder-status-plugged (folder)
1825 (let ((session (elmo-imap4-get-session folder))
1826 (killed (elmo-msgdb-killed-list-load
1827 (elmo-folder-msgdb-path folder)))
1829 (with-current-buffer (elmo-network-session-buffer session)
1830 (setq elmo-imap4-status-callback nil)
1831 (setq elmo-imap4-status-callback-data nil))
1832 (setq status (elmo-imap4-response-value
1833 (elmo-imap4-send-command-wait
1837 (elmo-imap4-folder-mailbox-internal folder))
1838 " (uidnext messages)"))
1841 (- (elmo-imap4-response-value status 'uidnext) 1)
1844 (elmo-imap4-response-value status 'messages)
1845 (elmo-msgdb-killed-list-length killed))
1846 (elmo-imap4-response-value status 'messages)))))
1848 (luna-define-method elmo-folder-list-messages-plugged ((folder
1850 (elmo-imap4-list folder "all"))
1852 (luna-define-method elmo-folder-list-unreads-plugged
1853 ((folder elmo-imap4-folder))
1854 (elmo-imap4-list folder "unseen"))
1856 (luna-define-method elmo-folder-list-importants-plugged
1857 ((folder elmo-imap4-folder))
1858 (elmo-imap4-list folder "flagged"))
1860 (luna-define-method elmo-folder-use-flag-p ((folder elmo-imap4-folder))
1861 (not (string-match elmo-imap4-disuse-server-flag-mailbox-regexp
1862 (elmo-imap4-folder-mailbox-internal folder))))
1864 (luna-define-method elmo-folder-list-subfolders ((folder elmo-imap4-folder)
1865 &optional one-level)
1866 (let* ((root (elmo-imap4-folder-mailbox-internal folder))
1867 (session (elmo-imap4-get-session folder))
1868 (prefix (elmo-folder-prefix-internal folder))
1871 (elmo-string-matched-assoc
1873 (with-current-buffer (elmo-network-session-buffer session)
1874 elmo-imap4-server-namespace)))
1875 elmo-imap4-default-hierarchy-delimiter))
1876 result append-serv type)
1879 (not (string= root ""))
1880 (not (string-match (concat "\\(.*\\)"
1881 (regexp-quote delim)
1884 (setq root (concat root delim)))
1885 (setq result (elmo-imap4-response-get-selectable-mailbox-list
1886 (elmo-imap4-send-command-wait
1888 (list "list " (elmo-imap4-mailbox root) " *"))))
1889 (unless (string= (elmo-net-folder-user-internal folder)
1890 elmo-default-imap4-user)
1891 (setq append-serv (concat ":" (elmo-net-folder-user-internal folder))))
1892 (unless (eq (elmo-net-folder-auth-internal folder)
1893 elmo-default-imap4-authenticate-type)
1895 (concat append-serv "/"
1896 (symbol-name (elmo-net-folder-auth-internal folder)))))
1897 (unless (string= (elmo-net-folder-server-internal folder)
1898 elmo-default-imap4-server)
1899 (setq append-serv (concat append-serv "@"
1900 (elmo-net-folder-server-internal folder))))
1901 (unless (eq (elmo-net-folder-port-internal folder) elmo-default-imap4-port)
1902 (setq append-serv (concat append-serv ":"
1904 (elmo-net-folder-port-internal folder)))))
1905 (setq type (elmo-net-folder-stream-type-internal folder))
1906 (unless (eq (elmo-network-stream-type-symbol type)
1907 elmo-default-imap4-stream-type)
1909 (setq append-serv (concat append-serv
1910 (elmo-network-stream-type-spec-string
1913 (let (folder folders ret)
1914 (while (setq folders (car result))
1917 (concat "^\\(" root "[^" delim "]" "+\\)" delim)
1919 (setq folder (match-string 1 folders)))
1927 (elmo-imap4-decode-folder-string folder)
1929 (eval append-serv)))))))
1933 (mapcar '(lambda (fld)
1936 (concat "^" (regexp-quote folder))
1944 (elmo-imap4-decode-folder-string folders)
1946 (eval append-serv))))))
1947 (setq result (cdr result))))
1949 (mapcar (lambda (fld)
1950 (concat prefix (elmo-imap4-decode-folder-string fld)
1952 (eval append-serv))))
1955 (luna-define-method elmo-folder-exists-p-plugged ((folder elmo-imap4-folder))
1956 (let ((session (elmo-imap4-get-session folder)))
1958 (elmo-imap4-session-current-mailbox-internal session)
1959 (elmo-imap4-folder-mailbox-internal folder))
1961 (elmo-imap4-session-select-mailbox
1963 (elmo-imap4-folder-mailbox-internal folder)
1964 'force 'no-error))))
1966 (luna-define-method elmo-folder-delete ((folder elmo-imap4-folder))
1967 (let ((session (elmo-imap4-get-session folder))
1969 (when (elmo-imap4-folder-mailbox-internal folder)
1970 (when (setq msgs (elmo-folder-list-messages folder))
1971 (elmo-folder-delete-messages folder msgs))
1972 (elmo-imap4-send-command-wait session "close")
1973 (elmo-imap4-send-command-wait
1977 (elmo-imap4-folder-mailbox-internal folder)))))))
1979 (luna-define-method elmo-folder-rename-internal ((folder elmo-imap4-folder)
1981 (let ((session (elmo-imap4-get-session folder)))
1982 (elmo-imap4-send-command-wait session "close")
1983 (elmo-imap4-send-command-wait
1987 (elmo-imap4-folder-mailbox-internal folder))
1990 (elmo-imap4-folder-mailbox-internal new-folder))))))
1992 (defun elmo-imap4-copy-messages (src-folder dst-folder numbers)
1993 (let ((session (elmo-imap4-get-session src-folder))
1994 (set-list (elmo-imap4-make-number-set-list numbers)))
1995 (elmo-imap4-session-select-mailbox session
1996 (elmo-imap4-folder-mailbox-internal
1999 (if (elmo-imap4-send-command-wait session
2002 (if elmo-imap4-use-uid
2005 (cdr (car set-list)))
2007 (elmo-imap4-folder-mailbox-internal
2011 (defun elmo-imap4-set-flag (folder numbers flag &optional remove)
2012 "Set flag on messages.
2013 FOLDER is the ELMO folder structure.
2014 NUMBERS is the message numbers to be flagged.
2015 FLAG is the flag name.
2016 If optional argument REMOVE is non-nil, remove FLAG."
2017 (let ((session (elmo-imap4-get-session folder))
2019 (elmo-imap4-session-select-mailbox session
2020 (elmo-imap4-folder-mailbox-internal
2022 (setq set-list (elmo-imap4-make-number-set-list numbers))
2024 (with-current-buffer (elmo-network-session-buffer session)
2025 (setq elmo-imap4-fetch-callback nil)
2026 (setq elmo-imap4-fetch-callback-data nil))
2027 (elmo-imap4-send-command-wait
2030 (if elmo-imap4-use-uid
2031 "uid store %s %sflags.silent (%s)"
2032 "store %s %sflags.silent (%s)")
2033 (cdr (car set-list))
2037 (luna-define-method elmo-folder-delete-messages-plugged
2038 ((folder elmo-imap4-folder) numbers)
2039 (let ((session (elmo-imap4-get-session folder)))
2040 (elmo-imap4-set-flag folder numbers "\\Deleted")
2041 (elmo-imap4-send-command-wait session "expunge")))
2043 (defmacro elmo-imap4-detect-search-charset (string)
2044 (` (with-temp-buffer
2046 (detect-mime-charset-region (point-min) (point-max)))))
2048 (defun elmo-imap4-search-internal-primitive (folder session filter from-msgs)
2049 (let ((search-key (elmo-filter-key filter))
2050 (imap-search-keys '("bcc" "body" "cc" "from" "subject" "to"))
2053 ((string= "last" search-key)
2054 (let ((numbers (or from-msgs (elmo-folder-list-messages folder))))
2055 (nthcdr (max (- (length numbers)
2056 (string-to-int (elmo-filter-value filter)))
2059 ((string= "first" search-key)
2060 (let* ((numbers (or from-msgs (elmo-folder-list-messages folder)))
2061 (rest (nthcdr (string-to-int (elmo-filter-value filter) )
2063 (mapcar '(lambda (x) (delete x numbers)) rest)
2065 ((or (string= "since" search-key)
2066 (string= "before" search-key))
2067 (setq search-key (concat "sent" search-key))
2068 (elmo-imap4-response-value
2069 (elmo-imap4-send-command-wait session
2071 (if elmo-imap4-use-uid
2072 "uid search %s%s%s %s"
2076 (if elmo-imap4-use-uid "uid ")
2079 (elmo-imap4-make-number-set-list
2083 (if (eq (elmo-filter-type filter)
2087 (elmo-date-get-description
2088 (elmo-date-get-datevec
2089 (elmo-filter-value filter)))))
2093 (if (eq (length (elmo-filter-value filter)) 0)
2094 (setq charset 'us-ascii)
2095 (elmo-imap4-detect-search-charset
2096 (elmo-filter-value filter))))
2097 (elmo-imap4-response-value
2098 (elmo-imap4-send-command-wait session
2100 (if elmo-imap4-use-uid "uid ")
2104 (symbol-name charset))
2108 (if elmo-imap4-use-uid "uid ")
2111 (elmo-imap4-make-number-set-list
2115 (if (eq (elmo-filter-type filter)
2120 (elmo-filter-key filter)
2124 (elmo-filter-key filter))
2126 (encode-mime-charset-string
2127 (elmo-filter-value filter) charset))))
2130 (defun elmo-imap4-search-internal (folder session condition from-msgs)
2133 ((vectorp condition)
2134 (setq result (elmo-imap4-search-internal-primitive
2135 folder session condition from-msgs)))
2136 ((eq (car condition) 'and)
2137 (setq result (elmo-imap4-search-internal folder session (nth 1 condition)
2139 result (elmo-list-filter result
2140 (elmo-imap4-search-internal
2141 folder session (nth 2 condition)
2143 ((eq (car condition) 'or)
2144 (setq result (elmo-imap4-search-internal
2145 folder session (nth 1 condition) from-msgs)
2146 result (elmo-uniq-list
2148 (elmo-imap4-search-internal
2149 folder session (nth 2 condition) from-msgs)))
2150 result (sort result '<))))))
2152 (luna-define-method elmo-folder-search ((folder elmo-imap4-folder)
2153 condition &optional numbers)
2155 (let ((session (elmo-imap4-get-session folder)))
2156 (elmo-imap4-session-select-mailbox
2158 (elmo-imap4-folder-mailbox-internal folder))
2159 (elmo-imap4-search-internal folder session condition numbers))))
2161 (luna-define-method elmo-folder-msgdb-create
2162 ((folder elmo-imap4-folder) numbers &rest args)
2164 (let ((session (elmo-imap4-get-session folder))
2167 '("Subject" "From" "To" "Cc" "Date"
2168 "Message-Id" "References" "In-Reply-To")
2169 elmo-msgdb-extra-fields))
2171 (length (length numbers))
2173 (setq rfc2060 (memq 'imap4rev1
2174 (elmo-imap4-session-capability-internal
2176 (message "Getting overview...")
2177 (elmo-imap4-session-select-mailbox
2178 session (elmo-imap4-folder-mailbox-internal folder))
2179 (setq set-list (elmo-imap4-make-number-set-list
2181 elmo-imap4-overview-fetch-chop-length))
2183 (with-current-buffer (elmo-network-session-buffer session)
2184 (setq elmo-imap4-current-msgdb nil
2185 elmo-imap4-fetch-callback 'elmo-imap4-fetch-callback-1
2186 elmo-imap4-fetch-callback-data (cons args
2187 (elmo-folder-use-flag-p
2190 (elmo-imap4-send-command-wait
2192 ;; get overview entity from IMAP4
2193 (format "%sfetch %s (%s rfc822.size flags)"
2194 (if elmo-imap4-use-uid "uid " "")
2195 (cdr (car set-list))
2197 (format "body.peek[header.fields %s]" headers)
2198 (format "%s" headers))))
2199 (when (> length elmo-display-progress-threshold)
2200 (setq total (+ total (car (car set-list))))
2201 (elmo-display-progress
2202 'elmo-imap4-msgdb-create "Getting overview..."
2203 (/ (* total 100) length)))
2204 (setq set-list (cdr set-list)))
2205 (message "Getting overview...done")
2206 elmo-imap4-current-msgdb))))
2208 (luna-define-method elmo-folder-unmark-important-plugged
2209 ((folder elmo-imap4-folder) numbers)
2210 (elmo-imap4-set-flag folder numbers "\\Flagged" 'remove))
2212 (luna-define-method elmo-folder-mark-as-important-plugged
2213 ((folder elmo-imap4-folder) numbers)
2214 (elmo-imap4-set-flag folder numbers "\\Flagged"))
2216 (luna-define-method elmo-folder-unmark-read-plugged
2217 ((folder elmo-imap4-folder) numbers)
2218 (elmo-imap4-set-flag folder numbers "\\Seen" 'remove))
2220 (luna-define-method elmo-folder-mark-as-read-plugged
2221 ((folder elmo-imap4-folder) numbers)
2222 (elmo-imap4-set-flag folder numbers "\\Seen"))
2224 (luna-define-method elmo-message-use-cache-p ((folder elmo-imap4-folder)
2226 elmo-imap4-use-cache)
2228 (luna-define-method elmo-folder-message-appendable-p ((folder elmo-imap4-folder))
2229 (if (elmo-folder-plugged-p folder)
2230 (not (elmo-imap4-session-read-only-internal
2231 (elmo-imap4-get-session folder)))
2232 elmo-enable-disconnected-operation)) ; offline refile.
2234 (luna-define-method elmo-folder-check-plugged ((folder elmo-imap4-folder))
2235 (let ((session (elmo-imap4-get-session folder 'if-exists)))
2238 (elmo-imap4-session-current-mailbox-internal session)
2239 (elmo-imap4-folder-mailbox-internal folder))
2240 (if elmo-imap4-use-select-to-update-status
2241 (elmo-imap4-session-select-mailbox
2243 (elmo-imap4-folder-mailbox-internal folder)
2245 (elmo-imap4-session-check session))))))
2247 (defsubst elmo-imap4-folder-diff-plugged (folder)
2248 (let ((session (elmo-imap4-get-session folder))
2251 ;;; (elmo-imap4-commit spec)
2252 (with-current-buffer (elmo-network-session-buffer session)
2253 (setq elmo-imap4-status-callback nil)
2254 (setq elmo-imap4-status-callback-data nil))
2256 (elmo-imap4-send-command-wait session
2260 (elmo-imap4-folder-mailbox-internal
2262 " (unseen messages)")))
2263 (setq response (elmo-imap4-response-value response 'status))
2264 (setq messages (elmo-imap4-response-value response 'messages))
2265 (setq killed (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2267 (setq messages (- messages
2268 (elmo-msgdb-killed-list-length
2270 (cons (elmo-imap4-response-value response 'unseen)
2273 (luna-define-method elmo-folder-diff-plugged ((folder elmo-imap4-folder))
2274 (elmo-imap4-folder-diff-plugged folder))
2276 (luna-define-method elmo-folder-diff-async ((folder elmo-imap4-folder)
2277 &optional number-alist)
2278 (setq elmo-imap4-server-diff-async-callback
2279 elmo-folder-diff-async-callback)
2280 (setq elmo-imap4-server-diff-async-callback-data
2281 elmo-folder-diff-async-callback-data)
2282 (elmo-imap4-server-diff-async folder))
2284 (luna-define-method elmo-folder-open :around ((folder elmo-imap4-folder))
2285 (if (elmo-folder-plugged-p folder)
2286 (let (session mailbox msgdb response tag)
2289 (setq session (elmo-imap4-get-session folder)
2290 mailbox (elmo-imap4-folder-mailbox-internal folder)
2291 tag (elmo-imap4-send-command session
2295 (setq msgdb (elmo-msgdb-load folder))
2296 (elmo-folder-set-killed-list-internal
2298 (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2299 (setq response (elmo-imap4-read-response session tag)))
2302 (elmo-imap4-session-set-current-mailbox-internal
2305 (elmo-imap4-session-set-current-mailbox-internal
2309 (elmo-imap4-session-set-current-mailbox-internal
2312 (elmo-imap4-session-set-current-mailbox-internal
2314 (elmo-folder-set-msgdb-internal folder
2315 (or msgdb (elmo-msgdb-load folder))))
2316 (luna-call-next-method)))
2318 ;; elmo-folder-open-internal: do nothing.
2320 (luna-define-method elmo-find-fetch-strategy
2321 ((folder elmo-imap4-folder) entity &optional ignore-cache)
2322 (let ((number (elmo-msgdb-overview-entity-get-number entity))
2323 cache-file size message-id)
2324 (setq size (elmo-msgdb-overview-entity-get-size entity))
2325 (setq message-id (elmo-msgdb-overview-entity-get-id entity))
2326 (setq cache-file (elmo-file-cache-get message-id))
2327 (if (or ignore-cache
2328 (null (elmo-file-cache-status cache-file)))
2329 (if (and elmo-message-fetch-threshold
2331 (>= size elmo-message-fetch-threshold)
2332 (or (not elmo-message-fetch-confirm)
2333 (not (prog1 (y-or-n-p
2335 "Fetch entire message at once? (%dbytes)"
2338 ;; Fetch message as imap message.
2339 (elmo-make-fetch-strategy 'section
2341 (elmo-message-use-cache-p
2343 (elmo-file-cache-path
2345 ;; Don't use existing cache and fetch entire message at once.
2346 (elmo-make-fetch-strategy 'entire nil
2347 (elmo-message-use-cache-p
2349 (elmo-file-cache-path cache-file)))
2350 ;; Cache found and use it.
2351 (if (not ignore-cache)
2352 (if (eq (elmo-file-cache-status cache-file) 'section)
2353 ;; Fetch message with imap message.
2354 (elmo-make-fetch-strategy 'section
2356 (elmo-message-use-cache-p
2358 (elmo-file-cache-path
2360 (elmo-make-fetch-strategy 'entire
2362 (elmo-message-use-cache-p
2364 (elmo-file-cache-path
2367 (luna-define-method elmo-folder-create ((folder elmo-imap4-folder))
2368 (elmo-imap4-send-command-wait
2369 (elmo-imap4-get-session folder)
2372 (elmo-imap4-folder-mailbox-internal folder)))))
2374 (luna-define-method elmo-folder-append-buffer
2375 ((folder elmo-imap4-folder) unread &optional number)
2376 (let ((session (elmo-imap4-get-session folder))
2378 (elmo-imap4-session-select-mailbox session
2379 (elmo-imap4-folder-mailbox-internal
2381 (setq send-buffer (elmo-imap4-setup-send-buffer))
2384 (elmo-imap4-send-command-wait
2388 (elmo-imap4-mailbox (elmo-imap4-folder-mailbox-internal
2390 (if unread " " " (\\Seen) ")
2391 (elmo-imap4-buffer-literal send-buffer))))
2392 (kill-buffer send-buffer))
2396 (defmacro elmo-imap4-identical-system-p (folder1 folder2)
2397 "Return t if FOLDER1 and FOLDER2 are in the same IMAP4 system."
2398 (` (and (string= (elmo-net-folder-server-internal (, folder1))
2399 (elmo-net-folder-server-internal (, folder2)))
2400 (eq (elmo-net-folder-port-internal (, folder1))
2401 (elmo-net-folder-port-internal (, folder2)))
2402 (string= (elmo-net-folder-user-internal (, folder1))
2403 (elmo-net-folder-user-internal (, folder2)))))))
2405 (luna-define-method elmo-folder-append-messages :around
2406 ((folder elmo-imap4-folder) src-folder numbers unread-marks
2407 &optional same-number)
2408 (if (and (eq (elmo-folder-type-internal src-folder) 'imap4)
2409 (elmo-imap4-identical-system-p folder src-folder))
2410 (elmo-imap4-copy-messages src-folder folder numbers)
2411 (luna-call-next-method)))
2413 (luna-define-method elmo-message-deletable-p ((folder elmo-imap4-folder)
2415 (if (elmo-folder-plugged-p folder)
2416 (not (elmo-imap4-session-read-only-internal
2417 (elmo-imap4-get-session folder)))
2418 elmo-enable-disconnected-operation)) ; offline refile.
2420 (luna-define-method elmo-message-fetch-unplugged
2421 ((folder elmo-imap4-folder)
2422 number strategy &optional section outbuf unseen)
2423 (let ((cache-file (elmo-file-cache-expand-path
2424 (elmo-fetch-strategy-cache-path strategy)
2426 (if (and (elmo-fetch-strategy-use-cache strategy)
2427 (file-exists-p cache-file))
2429 (with-current-buffer outbuf
2430 (insert-file-contents-as-binary cache-file)
2433 (insert-file-contents-as-binary cache-file)
2435 (error "%d%s is not cached." number (if section
2436 (format "(%s)" section)
2439 (defsubst elmo-imap4-message-fetch (folder number strategy
2440 section outbuf unseen)
2441 (let ((session (elmo-imap4-get-session folder))
2443 (elmo-imap4-session-select-mailbox session
2444 (elmo-imap4-folder-mailbox-internal
2446 (with-current-buffer (elmo-network-session-buffer session)
2447 (setq elmo-imap4-fetch-callback nil)
2448 (setq elmo-imap4-fetch-callback-data nil))
2450 (elmo-imap4-send-command-wait session
2452 (if elmo-imap4-use-uid
2453 "uid fetch %s body%s[%s]"
2454 "fetch %s body%s[%s]")
2456 (if unseen ".peek" "")
2459 (if (setq response (elmo-imap4-response-bodydetail-text
2460 (elmo-imap4-response-value-all
2462 (with-current-buffer outbuf
2464 (insert response)))))
2466 (luna-define-method elmo-message-fetch-plugged ((folder elmo-imap4-folder)
2470 (elmo-imap4-message-fetch folder number strategy section outbuf unseen))
2473 (product-provide (provide 'elmo-imap4) (require 'elmo-version))
2475 ;;; elmo-imap4.el ends here