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'."
89 (defvar elmo-imap4-stream-type-alist nil
90 "*Stream bindings for IMAP4.
91 This is taken precedence over `elmo-network-stream-type-alist'.")
93 (defvar elmo-imap4-disuse-server-flag-mailbox-regexp "^#mh" ; UW imapd
94 "Regexp to match IMAP4 mailbox names whose message flags on server should be ignored.
95 (Except `\\Deleted' flag).")
97 (defvar elmo-imap4-overview-fetch-chop-length 200
98 "*Number of overviews to fetch in one request in imap4.")
100 (defvar elmo-imap4-force-login nil
101 "*Non-nil forces to try 'login' if there is no 'auth' capability in imapd.")
103 (defvar elmo-imap4-use-select-to-update-status nil
104 "*Some imapd have to send select command to update status.
105 (ex. UW imapd 4.5-BETA?). For these imapd, you must set this variable t.")
107 (defvar elmo-imap4-use-modified-utf7 nil
108 "*Use mofidied UTF-7 (rfc2060) encoding for IMAP4 folder name.")
110 (defvar elmo-imap4-use-cache t
111 "Use cache in imap4 folder.")
113 (defvar elmo-imap4-extra-namespace-alist
114 '(("^{.*/nntp}.*$" . ".")) ; Default is for UW's remote nntp mailbox...
115 "Extra namespace alist. A list of cons cell like: (REGEXP . DELIMITER).")
117 ;;; internal variables
119 (defvar elmo-imap4-seq-prefix "elmo-imap4")
120 (defvar elmo-imap4-seqno 0)
121 (defvar elmo-imap4-use-uid t
122 "Use UID as message number.")
124 (defvar elmo-imap4-current-response nil)
125 (defvar elmo-imap4-status nil)
126 (defvar elmo-imap4-reached-tag "elmo-imap40")
128 ;;; buffer local variables
129 (defvar elmo-imap4-default-hierarchy-delimiter "/")
131 (defvar elmo-imap4-server-capability nil)
132 (defvar elmo-imap4-server-namespace nil)
134 (defvar elmo-imap4-parsing nil) ; indicates parsing.
136 (defvar elmo-imap4-fetch-callback nil)
137 (defvar elmo-imap4-fetch-callback-data nil)
138 (defvar elmo-imap4-status-callback nil)
139 (defvar elmo-imap4-status-callback-data nil)
141 (defvar elmo-imap4-server-diff-async-callback nil)
142 (defvar elmo-imap4-server-diff-async-callback-data nil)
144 ;;; progress...(no use?)
145 (defvar elmo-imap4-count-progress nil)
146 (defvar elmo-imap4-count-progress-message nil)
147 (defvar elmo-imap4-progress-count nil)
149 ;;; XXX Temporal implementation
150 (defvar elmo-imap4-current-msgdb nil)
152 (defvar elmo-imap4-local-variables
154 elmo-imap4-current-response
157 elmo-imap4-reached-tag
158 elmo-imap4-count-progress
159 elmo-imap4-count-progress-message
160 elmo-imap4-progress-count
161 elmo-imap4-fetch-callback
162 elmo-imap4-fetch-callback-data
163 elmo-imap4-status-callback
164 elmo-imap4-status-callback-data
165 elmo-imap4-current-msgdb))
169 (defconst elmo-imap4-quoted-specials-list '(?\\ ?\"))
171 (defconst elmo-imap4-non-atom-char-regex
173 (concat "[^" "]!#$&'+,./0-9:;<=>?@A-Z[^_`a-z|}~-" "]")))
175 (defconst elmo-imap4-non-text-char-regex
178 "]\x01-\x09\x0b\x0c\x0e-\x1f\x7f !\"#$%&'()*+,./0-9:;<=>?@A-Z[\\^_`a-z{|}~-"
181 (defconst elmo-imap4-literal-threshold 1024
182 "Limitation of characters that can be used in a quoted string.")
185 (defvar elmo-imap4-debug nil
186 "Non-nil forces IMAP4 folder as debug mode.
187 Debug information is inserted in the buffer \"*IMAP4 DEBUG*\"")
189 (defvar elmo-imap4-debug-inhibit-logging nil)
191 ;;; ELMO IMAP4 folder
193 (luna-define-class elmo-imap4-folder (elmo-net-folder)
195 (luna-define-internal-accessors 'elmo-imap4-folder))
199 (luna-define-class elmo-imap4-session (elmo-network-session)
200 (capability current-mailbox read-only))
201 (luna-define-internal-accessors 'elmo-imap4-session))
203 ;;; MIME-ELMO-IMAP Location
205 (luna-define-class mime-elmo-imap-location
207 (folder number rawbuf strategy))
208 (luna-define-internal-accessors 'mime-elmo-imap-location))
211 (defsubst elmo-imap4-debug (message &rest args)
213 (with-current-buffer (get-buffer-create "*IMAP4 DEBUG*")
214 (goto-char (point-max))
215 (if elmo-imap4-debug-inhibit-logging
216 (insert "NO LOGGING\n")
217 (insert (apply 'format message args) "\n")))))
220 (defsubst elmo-imap4-decode-folder-string (string)
221 (if elmo-imap4-use-modified-utf7
222 (utf7-decode-string string 'imap)
225 (defsubst elmo-imap4-encode-folder-string (string)
226 (if elmo-imap4-use-modified-utf7
227 (utf7-encode-string string 'imap)
232 (defmacro elmo-imap4-response-continue-req-p (response)
233 "Returns non-nil if RESPONSE is '+' response."
234 (` (assq 'continue-req (, response))))
236 (defmacro elmo-imap4-response-ok-p (response)
237 "Returns non-nil if RESPONSE is an 'OK' response."
238 (` (assq 'ok (, response))))
240 (defmacro elmo-imap4-response-bye-p (response)
241 "Returns non-nil if RESPONSE is an 'BYE' response."
242 (` (assq 'bye (, response))))
244 (defmacro elmo-imap4-response-value (response symbol)
245 "Get value of the SYMBOL from RESPONSE."
246 (` (nth 1 (assq (, symbol) (, response)))))
248 (defsubst elmo-imap4-response-value-all (response symbol)
249 "Get all value of the SYMBOL from RESPONSE."
252 (if (eq (car (car response)) symbol)
253 (setq matched (nconc matched (nth 1 (car response)))))
254 (setq response (cdr response)))
257 (defmacro elmo-imap4-response-error-text (response)
258 "Returns text of NO, BAD, BYE response."
259 (` (nth 1 (or (elmo-imap4-response-value (, response) 'no)
260 (elmo-imap4-response-value (, response) 'bad)
261 (elmo-imap4-response-value (, response) 'bye)))))
263 (defmacro elmo-imap4-response-bodydetail-text (response)
264 "Returns text of BODY[section]<partial>."
265 (` (nth 3 (assq 'bodydetail (, response)))))
267 ;;; Session commands.
269 ; (defun elmo-imap4-send-command-wait (session command)
270 ; "Send COMMAND to the SESSION and wait for response.
271 ; Returns RESPONSE (parsed lisp object) of IMAP session."
272 ; (elmo-imap4-read-response session
273 ; (elmo-imap4-send-command
277 (defun elmo-imap4-send-command-wait (session command)
278 "Send COMMAND to the SESSION.
279 Returns RESPONSE (parsed lisp object) of IMAP session.
280 If response is not `OK', causes error with IMAP response text."
281 (elmo-imap4-accept-ok session
282 (elmo-imap4-send-command
286 (defun elmo-imap4-send-command (session command)
287 "Send COMMAND to the SESSION.
288 Returns a TAG string which is assigned to the COMAND."
289 (let* ((command-args (if (listp command)
292 (process (elmo-network-session-process-internal session))
293 cmdstr tag token kind)
294 (with-current-buffer (process-buffer process)
295 (setq tag (concat elmo-imap4-seq-prefix
297 (setq elmo-imap4-seqno (+ 1 elmo-imap4-seqno)))))
298 (setq cmdstr (concat tag " "))
299 ;; (erase-buffer) No need.
300 (goto-char (point-min))
301 (if (elmo-imap4-response-bye-p elmo-imap4-current-response)
302 (signal 'elmo-imap4-bye-error
303 (list (elmo-imap4-response-error-text
304 elmo-imap4-current-response))))
305 (setq elmo-imap4-current-response nil)
306 (if elmo-imap4-parsing
307 (error "IMAP process is running. Please wait (or plug again.)"))
308 (setq elmo-imap4-parsing t)
309 (elmo-imap4-debug "<-(%s)- %s" tag command)
310 (while (setq token (car command-args))
311 (cond ((stringp token) ; formatted
312 (setq cmdstr (concat cmdstr token)))
313 ((listp token) ; unformatted
314 (setq kind (car token))
315 (cond ((eq kind 'atom)
316 (setq cmdstr (concat cmdstr (nth 1 token))))
320 (elmo-imap4-format-quoted (nth 1 token)))))
322 (setq cmdstr (concat cmdstr
323 (format "{%d}" (nth 2 token))))
324 (process-send-string process cmdstr)
325 (process-send-string process "\r\n")
327 (elmo-imap4-accept-continue-req session)
328 (cond ((stringp (nth 1 token))
329 (setq cmdstr (nth 1 token)))
330 ((bufferp (nth 1 token))
331 (with-current-buffer (nth 1 token)
335 (+ (point-min) (nth 2 token)))))
337 (error "Wrong argument for literal"))))
339 (error "Unknown token kind %s" kind))))
341 (error "Invalid argument")))
342 (setq command-args (cdr command-args)))
344 (process-send-string process cmdstr))
345 (process-send-string process "\r\n")
348 (defun elmo-imap4-send-string (session string)
349 "Send STRING to the SESSION."
350 (with-current-buffer (process-buffer
351 (elmo-network-session-process-internal session))
352 (setq elmo-imap4-current-response nil)
353 (goto-char (point-min))
354 (elmo-imap4-debug "<-- %s" string)
355 (process-send-string (elmo-network-session-process-internal session)
357 (process-send-string (elmo-network-session-process-internal session)
360 (defun elmo-imap4-read-response (session tag)
361 "Read parsed response from SESSION.
362 TAG is the tag of the command"
363 (with-current-buffer (process-buffer
364 (elmo-network-session-process-internal session))
365 (while (not (or (string= tag elmo-imap4-reached-tag)
366 (elmo-imap4-response-bye-p elmo-imap4-current-response)))
367 (when (memq (process-status
368 (elmo-network-session-process-internal session))
370 (accept-process-output (elmo-network-session-process-internal session)
372 (elmo-imap4-debug "=>%s" (prin1-to-string elmo-imap4-current-response))
373 (setq elmo-imap4-parsing nil)
374 elmo-imap4-current-response))
376 (defsubst elmo-imap4-read-untagged (process)
377 (with-current-buffer (process-buffer process)
378 (while (not elmo-imap4-current-response)
379 (accept-process-output process 1))
380 (elmo-imap4-debug "=>%s" (prin1-to-string elmo-imap4-current-response))
381 elmo-imap4-current-response))
383 (defun elmo-imap4-read-continue-req (session)
384 "Returns a text following to continue-req in SESSION.
385 If response is not `+' response, returns nil."
386 (elmo-imap4-response-value
387 (elmo-imap4-read-untagged
388 (elmo-network-session-process-internal session))
391 (defun elmo-imap4-accept-continue-req (session)
392 "Returns non-nil if `+' (continue-req) response is arrived in SESSION.
393 If response is not `+' response, cause an error."
396 (elmo-imap4-read-untagged
397 (elmo-network-session-process-internal session)))
398 (or (elmo-imap4-response-continue-req-p response)
399 (error "IMAP error: %s"
400 (or (elmo-imap4-response-error-text response)
401 "No continut-req from server.")))))
403 (defun elmo-imap4-read-ok (session tag)
404 "Returns non-nil if `OK' response of the command with TAG is arrived
405 in SESSION. If response is not `OK' response, returns nil."
406 (elmo-imap4-response-ok-p
407 (elmo-imap4-read-response session tag)))
409 (defun elmo-imap4-accept-ok (session tag)
410 "Accept only `OK' response from SESSION.
411 If response is not `OK' response, causes error with IMAP response text."
412 (let ((response (elmo-imap4-read-response session tag)))
413 (if (elmo-imap4-response-ok-p response)
415 (if (elmo-imap4-response-bye-p response)
416 (signal 'elmo-imap4-bye-error
417 (list (elmo-imap4-response-error-text response)))
418 (error "IMAP error: %s"
419 (or (elmo-imap4-response-error-text response)
420 "No `OK' response from server."))))))
424 ;;; MIME-ELMO-IMAP Location
425 (luna-define-method mime-imap-location-section-body ((location
426 mime-elmo-imap-location)
428 (if (and (stringp section)
429 (string= section "HEADER"))
430 ;; Even in the section mode, header fields should be saved to the
432 (with-current-buffer (mime-elmo-imap-location-rawbuf-internal location)
435 (mime-elmo-imap-location-folder-internal location)
436 (mime-elmo-imap-location-number-internal location)
437 (mime-elmo-imap-location-strategy-internal location)
443 (mime-elmo-imap-location-folder-internal location)
444 (mime-elmo-imap-location-number-internal location)
445 (mime-elmo-imap-location-strategy-internal location)
450 (luna-define-method mime-imap-location-bodystructure
451 ((location mime-elmo-imap-location))
452 (elmo-imap4-fetch-bodystructure
453 (mime-elmo-imap-location-folder-internal location)
454 (mime-elmo-imap-location-number-internal location)
455 (mime-elmo-imap-location-strategy-internal location)))
459 (defun elmo-imap4-session-check (session)
460 (with-current-buffer (elmo-network-session-buffer session)
461 (setq elmo-imap4-fetch-callback nil)
462 (setq elmo-imap4-fetch-callback-data nil))
463 (elmo-imap4-send-command-wait session "check"))
465 (defun elmo-imap4-atom-p (string)
466 "Return t if STRING is an atom defined in rfc2060."
467 (if (string= string "")
470 (not (string-match elmo-imap4-non-atom-char-regex string)))))
472 (defun elmo-imap4-quotable-p (string)
473 "Return t if STRING can be formatted as a quoted defined in rfc2060."
475 (not (string-match elmo-imap4-non-text-char-regex string))))
477 (defun elmo-imap4-nil (string)
478 "Return a list represents the special atom \"NIL\" defined in rfc2060, \
480 Otherwise return nil."
484 (defun elmo-imap4-atom (string)
485 "Return a list represents STRING as an atom defined in rfc2060.
486 Return nil if STRING is not an atom. See `elmo-imap4-atom-p'."
487 (if (elmo-imap4-atom-p string)
488 (list 'atom string)))
490 (defun elmo-imap4-quoted (string)
491 "Return a list represents STRING as a quoted defined in rfc2060.
492 Return nil if STRING can not be formatted as a quoted. See `elmo-imap4-quotable-p'."
493 (if (elmo-imap4-quotable-p string)
494 (list 'quoted string)))
496 (defun elmo-imap4-literal-1 (string-or-buffer length)
497 "Internal function for `elmo-imap4-literal' and `elmo-imap4-buffer-literal'.
498 Return a list represents STRING-OR-BUFFER as a literal defined in rfc2060.
499 STRING-OR-BUFFER must be an encoded string or a single-byte string or a single-byte buffer.
500 LENGTH must be the number of octets for STRING-OR-BUFFER."
501 (list 'literal string-or-buffer length))
503 (defun elmo-imap4-literal (string)
504 "Return a list represents STRING as a literal defined in rfc2060.
505 STRING must be an encoded or a single-byte string."
506 (elmo-imap4-literal-1 string (length string)))
508 (defun elmo-imap4-buffer-literal (buffer)
509 "Return a list represents BUFFER as a literal defined in rfc2060.
510 BUFFER must be a single-byte buffer."
511 (elmo-imap4-literal-1 buffer (with-current-buffer buffer
514 (defun elmo-imap4-string-1 (string length)
515 "Internal function for `elmo-imap4-string' and `elmo-imap4-buffer-string'.
516 Return a list represents STRING as a string defined in rfc2060.
517 STRING must be an encoded or a single-byte string.
518 LENGTH must be the number of octets for STRING."
519 (or (elmo-imap4-quoted string)
520 (elmo-imap4-literal-1 string length)))
522 (defun elmo-imap4-string (string)
523 "Return a list represents STRING as a string defined in rfc2060.
524 STRING must be an encoded or a single-byte string."
525 (let ((length (length string)))
526 (if (< elmo-imap4-literal-threshold length)
527 (elmo-imap4-literal-1 string length)
528 (elmo-imap4-string-1 string length))))
530 (defun elmo-imap4-buffer-string (buffer)
531 "Return a list represents BUFFER as a string defined in rfc2060.
532 BUFFER must be a single-byte buffer."
533 (let ((length (with-current-buffer buffer
535 (if (< elmo-imap4-literal-threshold length)
536 (elmo-imap4-literal-1 buffer length)
537 (elmo-imap4-string-1 (with-current-buffer buffer
541 (defun elmo-imap4-astring-1 (string length)
542 "Internal function for `elmo-imap4-astring' and `elmo-imap4-buffer-astring'.
543 Return a list represents STRING as an astring defined in rfc2060.
544 STRING must be an encoded or a single-byte string.
545 LENGTH must be the number of octets for STRING."
546 (or (elmo-imap4-atom string)
547 (elmo-imap4-string-1 string length)))
549 (defun elmo-imap4-astring (string)
550 "Return a list represents STRING as an astring defined in rfc2060.
551 STRING must be an encoded or a single-byte string."
552 (let ((length (length string)))
553 (if (< elmo-imap4-literal-threshold length)
554 (elmo-imap4-literal-1 string length)
555 (elmo-imap4-astring-1 string length))))
557 (defun elmo-imap4-buffer-astring (buffer)
558 "Return a list represents BUFFER as an astring defined in rfc2060.
559 BUFFER must be a single-byte buffer."
560 (let ((length (with-current-buffer buffer
562 (if (< elmo-imap4-literal-threshold length)
563 (elmo-imap4-literal-1 buffer length)
564 (elmo-imap4-astring-1 (with-current-buffer buffer
568 (defun elmo-imap4-nstring (string)
569 "Return a list represents STRING as a nstring defined in rfc2060.
570 STRING must be an encoded or a single-byte string."
571 (or (elmo-imap4-nil string)
572 (elmo-imap4-string string)))
574 (defun elmo-imap4-buffer-nstring (buffer)
575 "Return a list represents BUFFER as a nstring defined in rfc2060.
576 BUFFER must be a single-byte buffer."
577 (or (elmo-imap4-nil buffer)
578 (elmo-imap4-buffer-string buffer)))
580 (defalias 'elmo-imap4-mailbox 'elmo-imap4-astring)
581 (defalias 'elmo-imap4-field-body 'elmo-imap4-astring)
582 (defalias 'elmo-imap4-userid 'elmo-imap4-astring)
583 (defalias 'elmo-imap4-password 'elmo-imap4-astring)
585 (defun elmo-imap4-format-quoted (string)
586 "Return STRING in a form of the quoted-string defined in rfc2060."
588 (std11-wrap-as-quoted-pairs string elmo-imap4-quoted-specials-list)
591 (defsubst elmo-imap4-response-get-selectable-mailbox-list (response)
595 (if (and (eq 'list (car entry))
596 (not (member "\\NoSelect" (nth 1 (nth 1 entry)))))
597 (car (nth 1 entry))))
600 (defun elmo-imap4-fetch-bodystructure (folder number strategy)
601 "Fetch BODYSTRUCTURE for the message in the FOLDER with NUMBER using STRATEGY."
602 (if (elmo-fetch-strategy-use-cache strategy)
604 (elmo-file-cache-expand-path
605 (elmo-fetch-strategy-cache-path strategy)
607 (let ((session (elmo-imap4-get-session folder))
609 (elmo-imap4-session-select-mailbox
611 (elmo-imap4-folder-mailbox-internal folder))
612 (with-current-buffer (elmo-network-session-buffer session)
613 (setq elmo-imap4-fetch-callback nil)
614 (setq elmo-imap4-fetch-callback-data nil))
615 (prog1 (setq bodystructure
616 (elmo-imap4-response-value
617 (elmo-imap4-response-value
618 (elmo-imap4-send-command-wait
621 (if elmo-imap4-use-uid
622 "uid fetch %s bodystructure"
623 "fetch %s bodystructure")
627 (when (elmo-fetch-strategy-save-cache strategy)
628 (elmo-file-cache-delete
629 (elmo-fetch-strategy-cache-path strategy))
631 (elmo-file-cache-expand-path
632 (elmo-fetch-strategy-cache-path strategy)
637 (luna-define-method elmo-create-folder-plugged ((folder elmo-imap4-folder))
638 (elmo-imap4-send-command-wait
639 (elmo-imap4-get-session folder)
640 (list "create " (elmo-imap4-mailbox
641 (elmo-imap4-folder-mailbox-internal folder)))))
643 (defun elmo-imap4-get-session (folder &optional if-exists)
644 (elmo-network-get-session 'elmo-imap4-session "IMAP" folder if-exists))
646 (defun elmo-imap4-session-select-mailbox (session mailbox
647 &optional force no-error)
648 "Select MAILBOX in SESSION.
649 If optional argument FORCE is non-nil, select mailbox even if current mailbox
651 If second optional argument NO-ERROR is non-nil, don't cause an error when
652 selecting folder was failed.
653 Returns response value if selecting folder succeed. "
656 (elmo-imap4-session-current-mailbox-internal session)
658 (let (response result)
661 (elmo-imap4-read-response
663 (elmo-imap4-send-command
667 (elmo-imap4-mailbox mailbox)))))
668 (if (setq result (elmo-imap4-response-ok-p response))
670 (elmo-imap4-session-set-current-mailbox-internal session mailbox)
671 (elmo-imap4-session-set-read-only-internal
673 (nth 1 (assq 'read-only (assq 'ok response)))))
674 (elmo-imap4-session-set-current-mailbox-internal session nil)
677 (elmo-imap4-response-error-text response)
678 (format "Select %s failed" mailbox))))))
679 (and result response))))
681 (defun elmo-imap4-check-validity (spec validity-file)
683 ;;;(elmo-imap4-send-command-wait
684 ;;;(elmo-imap4-get-session spec)
686 ;;; (elmo-imap4-mailbox
687 ;;; (elmo-imap4-spec-mailbox spec))
688 ;;; " (uidvalidity)")))
691 (defun elmo-imap4-sync-validity (spec validity-file)
695 (defun elmo-imap4-list (folder flag)
696 (let ((session (elmo-imap4-get-session folder)))
697 (elmo-imap4-session-select-mailbox
699 (elmo-imap4-folder-mailbox-internal folder))
700 (elmo-imap4-response-value
701 (elmo-imap4-send-command-wait
703 (format (if elmo-imap4-use-uid "uid search %s"
709 ;; Emacs can parse dot symbol.
710 (defvar elmo-imap4-rfc822-size "RFC822\.SIZE")
711 (defvar elmo-imap4-rfc822-text "RFC822\.TEXT")
712 (defvar elmo-imap4-rfc822-header "RFC822\.HEADER")
713 (defvar elmo-imap4-rfc822-size "RFC822\.SIZE")
714 (defvar elmo-imap4-header-fields "HEADER\.FIELDS")
715 (defmacro elmo-imap4-replace-dot-symbols ()) ;; noop
716 (defalias 'elmo-imap4-fetch-read 'read)
720 ;; Cannot parse dot symbol.
721 (defvar elmo-imap4-rfc822-size "RFC822_SIZE")
722 (defvar elmo-imap4-header-fields "HEADER_FIELDS")
723 (defvar elmo-imap4-rfc822-size "RFC822_SIZE")
724 (defvar elmo-imap4-rfc822-text "RFC822_TEXT")
725 (defvar elmo-imap4-rfc822-header "RFC822_HEADER")
726 (defvar elmo-imap4-header-fields "HEADER_FIELDS")
727 (defun elmo-imap4-fetch-read (buffer)
728 (with-current-buffer buffer
731 (when (re-search-forward "[[ ]" nil t)
732 (goto-char (match-beginning 0))
733 (setq token (buffer-substring beg (point)))
734 (cond ((string= token "RFC822.SIZE")
735 (intern elmo-imap4-rfc822-size))
736 ((string= token "RFC822.HEADER")
737 (intern elmo-imap4-rfc822-header))
738 ((string= token "RFC822.TEXT")
739 (intern elmo-imap4-rfc822-text))
740 ((string= token "HEADER\.FIELDS")
741 (intern elmo-imap4-header-fields))
743 (elmo-read (current-buffer))))))))))
745 (defun elmo-imap4-make-number-set-list (msg-list &optional chop-length)
746 "Make RFC2060's message set specifier from MSG-LIST.
747 Returns a list of (NUMBER . SET-STRING).
748 SET-STRING is the message set specifier described in RFC2060.
749 NUMBER is contained message number in SET-STRING.
750 Every SET-STRING does not contain number of messages longer than CHOP-LENGTH.
751 If CHOP-LENGTH is not specified, message set is not chopped."
752 (let (count cont-list set-list)
753 (setq msg-list (sort (copy-sequence msg-list) '<))
758 (setq chop-length (length msg-list)))
759 (while (and (not (null msg-list))
760 (< count chop-length))
762 (elmo-number-set-append
763 cont-list (car msg-list)))
765 (setq msg-list (cdr msg-list)))
773 (format "%s:%s" (car x) (cdr x)))
779 (nreverse set-list)))
784 ;; 0: new-mark 1: already-mark 2: seen-mark 3: important-mark
786 ;; and result of use-flag-p.
787 (defsubst elmo-imap4-fetch-callback-1-subr (entity flags app-data)
788 "A msgdb entity callback function."
789 (let* ((use-flag (cdr app-data))
790 (app-data (car app-data))
791 (seen (member (car entity) (nth 4 app-data)))
793 (if (member "\\Flagged" flags)
794 (elmo-msgdb-global-mark-set (car entity) (nth 3 app-data)))
795 (setq mark (or (elmo-msgdb-global-mark-get (car entity))
796 (if (elmo-file-cache-status
797 (elmo-file-cache-get (car entity)))
800 (member "\\Seen" flags)))
805 (member "\\Seen" flags)))
806 (if elmo-imap4-use-cache
809 (setq elmo-imap4-current-msgdb
811 elmo-imap4-current-msgdb
813 (list (cons (elmo-msgdb-overview-entity-get-number entity)
817 (list (elmo-msgdb-overview-entity-get-number entity)
820 ;; Current buffer is process buffer.
821 (defun elmo-imap4-fetch-callback-1 (element app-data)
822 (elmo-imap4-fetch-callback-1-subr
824 (insert (or (elmo-imap4-response-bodydetail-text element)
827 (goto-char (point-min))
828 (while (search-forward "\r\n" nil t)
829 (replace-match "\n"))
830 (elmo-msgdb-create-overview-from-buffer
831 (elmo-imap4-response-value element 'uid)
832 (elmo-imap4-response-value element 'rfc822size)))
833 (elmo-imap4-response-value element 'flags)
836 (defun elmo-imap4-parse-capability (string)
837 (if (string-match "^\\*\\(.*\\)$" string)
839 (concat "(" (downcase (elmo-match-string 1 string)) ")"))))
841 (defun elmo-imap4-clear-login (session)
842 (let ((elmo-imap4-debug-inhibit-logging t))
846 (elmo-imap4-send-command
849 (elmo-imap4-userid (elmo-network-session-user-internal session))
852 (elmo-get-passwd (elmo-network-session-password-key session))))))
853 (signal 'elmo-authenticate-error '(elmo-imap4-clear-login)))))
855 (defun elmo-imap4-auth-login (session)
856 (let ((tag (elmo-imap4-send-command session "authenticate login"))
857 (elmo-imap4-debug-inhibit-logging t))
858 (or (elmo-imap4-read-continue-req session)
859 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
860 (elmo-imap4-send-string session
861 (elmo-base64-encode-string
862 (elmo-network-session-user-internal session)))
863 (or (elmo-imap4-read-continue-req session)
864 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
865 (elmo-imap4-send-string session
866 (elmo-base64-encode-string
868 (elmo-network-session-password-key session))))
869 (or (elmo-imap4-read-ok session tag)
870 (signal 'elmo-authenticate-error '(elmo-imap4-auth-login)))
871 (setq elmo-imap4-status 'auth)))
874 elmo-network-initialize-session-buffer :after ((session
875 elmo-imap4-session) buffer)
876 (with-current-buffer buffer
877 (mapcar 'make-variable-buffer-local elmo-imap4-local-variables)
878 (setq elmo-imap4-seqno 0)
879 (setq elmo-imap4-status 'initial)))
881 (luna-define-method elmo-network-initialize-session ((session
883 (let ((process (elmo-network-session-process-internal session)))
884 (with-current-buffer (process-buffer process)
885 ;; Skip garbage output from process before greeting.
886 (while (and (memq (process-status process) '(open run))
887 (goto-char (point-max))
889 (not (elmo-imap4-parse-greeting)))
890 (accept-process-output process 1))
891 (set-process-filter process 'elmo-imap4-arrival-filter)
892 (set-process-sentinel process 'elmo-imap4-sentinel)
893 ;;; (while (and (memq (process-status process) '(open run))
894 ;;; (eq elmo-imap4-status 'initial))
895 ;;; (message "Waiting for server response...")
896 ;;; (accept-process-output process 1))
898 (unless (memq elmo-imap4-status '(nonauth auth))
899 (signal 'elmo-open-error
900 (list 'elmo-network-initialize-session)))
901 (elmo-imap4-session-set-capability-internal
903 (elmo-imap4-response-value
904 (elmo-imap4-send-command-wait session "capability")
906 (when (eq (elmo-network-stream-type-symbol
907 (elmo-network-session-stream-type-internal session))
910 (elmo-imap4-session-capability-internal session))
911 (signal 'elmo-open-error
912 '(elmo-imap4-starttls-error)))
913 (elmo-imap4-send-command-wait session "starttls")
914 (starttls-negotiate process)))))
916 (luna-define-method elmo-network-authenticate-session ((session
918 (with-current-buffer (process-buffer
919 (elmo-network-session-process-internal session))
920 (let* ((auth (elmo-network-session-auth-internal session))
921 (auth (if (listp auth) auth (list auth))))
922 (unless (or (eq elmo-imap4-status 'auth)
925 ((eq 'clear (car auth))
926 (elmo-imap4-clear-login session))
927 ((eq 'login (car auth))
928 (elmo-imap4-auth-login session))
930 (let* ((elmo-imap4-debug-inhibit-logging t)
935 (if (string-match "^auth=\\(.*\\)$"
937 (match-string 1 (upcase (symbol-name cap)))))
938 (elmo-imap4-session-capability-internal session))))
942 (mapcar '(lambda (cap) (upcase (symbol-name cap)))
946 client name step response tag
947 sasl-read-passphrase)
949 (if (or elmo-imap4-force-login
952 "There's no %s capability in server. continue?"
954 (elmo-network-session-auth-internal session)))))
955 (setq mechanism (sasl-find-mechanism
957 (signal 'elmo-authenticate-error
958 '(elmo-imap4-auth-no-mechanisms))))
962 (elmo-network-session-user-internal session)
964 (elmo-network-session-server-internal session)))
965 ;;; (if elmo-imap4-auth-user-realm
966 ;;; (sasl-client-set-property client 'realm elmo-imap4-auth-user-realm))
967 (setq name (sasl-mechanism-name mechanism)
968 step (sasl-next-step client nil))
969 (elmo-network-session-set-auth-internal
971 (intern (downcase name)))
972 (setq sasl-read-passphrase
976 (elmo-network-session-password-key session)))))
978 (elmo-imap4-send-command
980 (concat "AUTHENTICATE " name
981 (and (sasl-step-data step)
984 (elmo-base64-encode-string
985 (sasl-step-data step)
990 (elmo-imap4-read-untagged
991 (elmo-network-session-process-internal session)))
992 (if (elmo-imap4-response-ok-p response)
993 (if (sasl-next-step client step)
995 (signal 'elmo-authenticate-error
997 (concat "elmo-imap4-auth-"
999 ;; The authentication process is finished.
1001 (unless (elmo-imap4-response-continue-req-p response)
1002 ;; response is NO or BAD.
1003 (signal 'elmo-authenticate-error
1005 (concat "elmo-imap4-auth-"
1006 (downcase name))))))
1009 (elmo-base64-decode-string
1010 (elmo-imap4-response-value response 'continue-req)))
1011 (setq step (sasl-next-step client step))
1013 (elmo-imap4-send-string
1015 (if (sasl-step-data step)
1016 (elmo-base64-encode-string (sasl-step-data step)
1020 (luna-define-method elmo-network-setup-session ((session
1021 elmo-imap4-session))
1022 (with-current-buffer (elmo-network-session-buffer session)
1023 (when (memq 'namespace (elmo-imap4-session-capability-internal session))
1024 (setq elmo-imap4-server-namespace
1025 (elmo-imap4-response-value
1026 (elmo-imap4-send-command-wait session "namespace")
1029 (defun elmo-imap4-setup-send-buffer (&optional string)
1030 (let ((send-buf (get-buffer-create " *elmo-imap4-setup-send-buffer*"))
1031 (source-buf (unless string (current-buffer))))
1034 (set-buffer send-buf)
1036 (elmo-set-buffer-multibyte nil)
1039 (with-current-buffer source-buf
1040 (copy-to-buffer send-buf (point-min) (point-max))))
1041 (goto-char (point-min))
1042 (if (eq (re-search-forward "^$" nil t)
1045 (goto-char (point-min))
1046 (while (search-forward "\n" nil t)
1047 (replace-match "\r\n"))))
1050 (defun elmo-imap4-setup-send-buffer-from-file (file)
1051 (let ((tmp-buf (get-buffer-create
1052 " *elmo-imap4-setup-send-buffer-from-file*")))
1055 (set-buffer tmp-buf)
1057 (as-binary-input-file
1058 (insert-file-contents file))
1059 (goto-char (point-min))
1060 (if (eq (re-search-forward "^$" nil t)
1063 (goto-char (point-min))
1064 (while (search-forward "\n" nil t)
1065 (replace-match "\r\n"))))
1068 (luna-define-method elmo-delete-message-safe ((folder elmo-imap4-folder)
1070 (let ((session (elmo-imap4-get-session folder))
1072 (elmo-imap4-session-select-mailbox
1074 (elmo-imap4-folder-mailbox-internal folder))
1076 (elmo-imap4-response-value
1077 (elmo-imap4-send-command-wait session
1079 (if elmo-imap4-use-uid
1080 "uid search header message-id "
1081 "search header message-id ")
1082 (elmo-imap4-field-body msgid)))
1084 (if (memq number candidates)
1085 (elmo-folder-delete-messages folder (list number)))))
1087 (defun elmo-imap4-server-diff-async-callback-1 (status data)
1088 (funcall elmo-imap4-server-diff-async-callback
1089 (cons (elmo-imap4-response-value status 'unseen)
1090 (elmo-imap4-response-value status 'messages))
1093 (defun elmo-imap4-server-diff-async (folder)
1094 (let ((session (elmo-imap4-get-session folder)))
1095 ;; We should `check' folder to obtain newest information here.
1096 ;; But since there's no asynchronous check mechanism in elmo yet,
1097 ;; checking is not done here.
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)"))))
1110 (luna-define-method elmo-server-diff-async ((folder elmo-imap4-folder))
1111 (let ((session (elmo-imap4-get-session folder)))
1113 ;; (elmo-imap4-commit spec)
1114 (with-current-buffer (elmo-network-session-buffer session)
1115 (setq elmo-imap4-status-callback
1116 'elmo-imap4-server-diff-async-callback-1)
1117 (setq elmo-imap4-status-callback-data
1118 elmo-imap4-server-diff-async-callback-data))
1119 (elmo-imap4-send-command session
1123 (elmo-imap4-folder-mailbox-internal folder))
1124 " (unseen messages)"))))
1128 (defvar elmo-imap4-server-eol "\r\n"
1129 "The EOL string sent from the server.")
1131 (defvar elmo-imap4-client-eol "\r\n"
1132 "The EOL string we send to the server.")
1134 (defvar elmo-imap4-display-literal-progress nil)
1136 (defun elmo-imap4-find-next-line ()
1137 "Return point at end of current line, taking into account literals.
1138 Return nil if no complete line has arrived."
1139 (when (re-search-forward (concat elmo-imap4-server-eol "\\|{\\([0-9]+\\)}"
1140 elmo-imap4-server-eol)
1142 (if (match-string 1)
1143 (if (< (point-max) (+ (point) (string-to-number (match-string 1))))
1145 (if (and elmo-imap4-display-literal-progress
1146 (> (string-to-number (match-string 1))
1147 (min elmo-display-retrieval-progress-threshold 100)))
1148 (elmo-display-progress
1149 'elmo-imap4-display-literal-progress
1150 (format "Retrieving (%d/%d bytes)..."
1151 (- (point-max) (point))
1152 (string-to-number (match-string 1)))
1153 (/ (- (point-max) (point))
1154 (/ (string-to-number (match-string 1)) 100))))
1156 (goto-char (+ (point) (string-to-number (match-string 1))))
1157 (elmo-imap4-find-next-line))
1160 (defun elmo-imap4-sentinel (process string)
1161 (delete-process process))
1163 (defun elmo-imap4-arrival-filter (proc string)
1164 "IMAP process filter."
1165 (when (buffer-live-p (process-buffer proc))
1166 (with-current-buffer (process-buffer proc)
1167 (elmo-imap4-debug "-> %s" string)
1168 (goto-char (point-max))
1171 (goto-char (point-min))
1172 (while (setq end (elmo-imap4-find-next-line))
1174 (narrow-to-region (point-min) end)
1175 (delete-backward-char (length elmo-imap4-server-eol))
1176 (goto-char (point-min))
1178 (cond ((eq elmo-imap4-status 'initial)
1179 (setq elmo-imap4-current-response
1181 (list 'greeting (elmo-imap4-parse-greeting)))))
1182 ((or (eq elmo-imap4-status 'auth)
1183 (eq elmo-imap4-status 'nonauth)
1184 (eq elmo-imap4-status 'selected)
1185 (eq elmo-imap4-status 'examine))
1186 (setq elmo-imap4-current-response
1188 (elmo-imap4-parse-response)
1189 elmo-imap4-current-response)))
1191 (message "Unknown state %s in arrival filter"
1192 elmo-imap4-status))))
1193 (delete-region (point-min) (point-max))))))))
1197 (defsubst elmo-imap4-forward ()
1198 (or (eobp) (forward-char 1)))
1200 (defsubst elmo-imap4-parse-number ()
1201 (when (looking-at "[0-9]+")
1203 (string-to-number (match-string 0))
1204 (goto-char (match-end 0)))))
1206 (defsubst elmo-imap4-parse-literal ()
1207 (when (looking-at "{\\([0-9]+\\)}\r\n")
1208 (let ((pos (match-end 0))
1209 (len (string-to-number (match-string 1))))
1210 (if (< (point-max) (+ pos len))
1212 (goto-char (+ pos len))
1213 (buffer-substring pos (+ pos len))))))
1214 ;;; (list ' pos (+ pos len))))))
1216 (defsubst elmo-imap4-parse-string ()
1217 (cond ((eq (char-after (point)) ?\")
1219 (let ((p (point)) (name ""))
1220 (skip-chars-forward "^\"\\\\")
1221 (setq name (buffer-substring p (point)))
1222 (while (eq (char-after (point)) ?\\)
1223 (setq p (1+ (point)))
1225 (skip-chars-forward "^\"\\\\")
1226 (setq name (concat name (buffer-substring p (point)))))
1229 ((eq (char-after (point)) ?{)
1230 (elmo-imap4-parse-literal))))
1232 (defsubst elmo-imap4-parse-nil ()
1233 (if (looking-at "NIL")
1234 (goto-char (match-end 0))))
1236 (defsubst elmo-imap4-parse-nstring ()
1237 (or (elmo-imap4-parse-string)
1238 (and (elmo-imap4-parse-nil)
1241 (defsubst elmo-imap4-parse-astring ()
1242 (or (elmo-imap4-parse-string)
1243 (buffer-substring (point)
1244 (if (re-search-forward "[(){ \r\n%*\"\\]" nil t)
1245 (goto-char (1- (match-end 0)))
1249 (defsubst elmo-imap4-parse-address ()
1251 (when (eq (char-after (point)) ?\()
1252 (elmo-imap4-forward)
1253 (setq address (vector (prog1 (elmo-imap4-parse-nstring)
1254 (elmo-imap4-forward))
1255 (prog1 (elmo-imap4-parse-nstring)
1256 (elmo-imap4-forward))
1257 (prog1 (elmo-imap4-parse-nstring)
1258 (elmo-imap4-forward))
1259 (elmo-imap4-parse-nstring)))
1260 (when (eq (char-after (point)) ?\))
1261 (elmo-imap4-forward)
1264 (defsubst elmo-imap4-parse-address-list ()
1265 (if (eq (char-after (point)) ?\()
1266 (let (address addresses)
1267 (elmo-imap4-forward)
1268 (while (and (not (eq (char-after (point)) ?\)))
1269 ;; next line for MS Exchange bug
1270 (progn (and (eq (char-after (point)) ? ) (elmo-imap4-forward)) t)
1271 (setq address (elmo-imap4-parse-address)))
1272 (setq addresses (cons address addresses)))
1273 (when (eq (char-after (point)) ?\))
1274 (elmo-imap4-forward)
1275 (nreverse addresses)))
1276 (assert (elmo-imap4-parse-nil))))
1278 (defsubst elmo-imap4-parse-mailbox ()
1279 (let ((mailbox (elmo-imap4-parse-astring)))
1280 (if (string-equal "INBOX" (upcase mailbox))
1284 (defun elmo-imap4-parse-greeting ()
1285 "Parse a IMAP greeting."
1286 (cond ((looking-at "\\* OK ")
1287 (setq elmo-imap4-status 'nonauth))
1288 ((looking-at "\\* PREAUTH ")
1289 (setq elmo-imap4-status 'auth))
1290 ((looking-at "\\* BYE ")
1291 (setq elmo-imap4-status 'closed))))
1293 (defun elmo-imap4-parse-response ()
1294 "Parse a IMAP command response."
1296 (case (setq token (elmo-read (current-buffer)))
1298 (skip-chars-forward " ")
1299 (list 'continue-req (buffer-substring (point) (point-max)))))
1300 (* (case (prog1 (setq token (elmo-read (current-buffer)))
1301 (elmo-imap4-forward))
1302 (OK (elmo-imap4-parse-resp-text-code))
1303 (NO (elmo-imap4-parse-resp-text-code))
1304 (BAD (elmo-imap4-parse-resp-text-code))
1305 (BYE (elmo-imap4-parse-bye))
1307 (elmo-imap4-parse-flag-list)))
1308 (LIST (list 'list (elmo-imap4-parse-data-list)))
1309 (LSUB (list 'lsub (elmo-imap4-parse-data-list)))
1312 (elmo-read (concat "("
1313 (buffer-substring (point) (point-max))
1315 (STATUS (elmo-imap4-parse-status))
1317 (NAMESPACE (elmo-imap4-parse-namespace))
1318 (CAPABILITY (list 'capability
1320 (concat "(" (downcase (buffer-substring
1321 (point) (point-max)))
1323 (ACL (elmo-imap4-parse-acl))
1324 (t (case (prog1 (elmo-read (current-buffer))
1325 (elmo-imap4-forward))
1326 (EXISTS (list 'exists token))
1327 (RECENT (list 'recent token))
1328 (EXPUNGE (list 'expunge token))
1329 (FETCH (elmo-imap4-parse-fetch token))
1330 (t (list 'garbage (buffer-string)))))))
1331 (t (if (not (string-match elmo-imap4-seq-prefix (symbol-name token)))
1332 (list 'garbage (buffer-string))
1333 (case (prog1 (elmo-read (current-buffer))
1334 (elmo-imap4-forward))
1336 (setq elmo-imap4-parsing nil)
1337 (setq token (symbol-name token))
1338 (elmo-unintern token)
1339 (elmo-imap4-debug "*%s* OK arrived" token)
1340 (setq elmo-imap4-reached-tag token)
1341 (list 'ok (elmo-imap4-parse-resp-text-code))))
1343 (setq elmo-imap4-parsing nil)
1344 (setq token (symbol-name token))
1345 (elmo-unintern token)
1346 (elmo-imap4-debug "*%s* NO arrived" token)
1347 (setq elmo-imap4-reached-tag token)
1349 (when (eq (char-after (point)) ?\[)
1350 (setq code (buffer-substring (point)
1351 (search-forward "]")))
1352 (elmo-imap4-forward))
1353 (setq text (buffer-substring (point) (point-max)))
1354 (list 'no (list code text)))))
1356 (setq elmo-imap4-parsing nil)
1357 (elmo-imap4-debug "*%s* BAD arrived" token)
1358 (setq token (symbol-name token))
1359 (elmo-unintern token)
1360 (setq elmo-imap4-reached-tag token)
1362 (when (eq (char-after (point)) ?\[)
1363 (setq code (buffer-substring (point)
1364 (search-forward "]")))
1365 (elmo-imap4-forward))
1366 (setq text (buffer-substring (point) (point-max)))
1367 (list 'bad (list code text)))))
1368 (t (list 'garbage (buffer-string)))))))))
1370 (defun elmo-imap4-parse-bye ()
1372 (when (eq (char-after (point)) ?\[)
1373 (setq code (buffer-substring (point)
1374 (search-forward "]")))
1375 (elmo-imap4-forward))
1376 (setq text (buffer-substring (point) (point-max)))
1377 (list 'bye (list code text))))
1379 (defun elmo-imap4-parse-text ()
1380 (goto-char (point-min))
1381 (when (search-forward "[" nil t)
1382 (search-forward "]")
1383 (elmo-imap4-forward))
1384 (list 'text (buffer-substring (point) (point-max))))
1386 (defun elmo-imap4-parse-resp-text-code ()
1387 (when (eq (char-after (point)) ?\[)
1388 (elmo-imap4-forward)
1389 (cond ((search-forward "PERMANENTFLAGS " nil t)
1390 (list 'permanentflags (elmo-imap4-parse-flag-list)))
1391 ((search-forward "UIDNEXT " nil t)
1392 (list 'uidnext (elmo-read (current-buffer))))
1393 ((search-forward "UNSEEN " nil t)
1394 (list 'unseen (elmo-read (current-buffer))))
1395 ((looking-at "UIDVALIDITY \\([0-9]+\\)")
1396 (list 'uidvalidity (match-string 1)))
1397 ((search-forward "READ-ONLY" nil t)
1398 (list 'read-only t))
1399 ((search-forward "READ-WRITE" nil t)
1400 (list 'read-write t))
1401 ((search-forward "NEWNAME " nil t)
1402 (let (oldname newname)
1403 (setq oldname (elmo-imap4-parse-string))
1404 (elmo-imap4-forward)
1405 (setq newname (elmo-imap4-parse-string))
1406 (list 'newname newname oldname)))
1407 ((search-forward "TRYCREATE" nil t)
1408 (list 'trycreate t))
1409 ((looking-at "APPENDUID \\([0-9]+\\) \\([0-9]+\\)")
1411 (list (match-string 1)
1412 (string-to-number (match-string 2)))))
1413 ((looking-at "COPYUID \\([0-9]+\\) \\([0-9,:]+\\) \\([0-9,:]+\\)")
1414 (list 'copyuid (list (match-string 1)
1417 ((search-forward "ALERT] " nil t)
1418 (message "IMAP server information: %s"
1419 (buffer-substring (point) (point-max))))
1420 (t (list 'unknown)))))
1422 (defun elmo-imap4-parse-data-list ()
1423 (let (flags delimiter mailbox)
1424 (setq flags (elmo-imap4-parse-flag-list))
1425 (when (looking-at " NIL\\| \"\\\\?\\(.\\)\"")
1426 (setq delimiter (match-string 1))
1427 (goto-char (1+ (match-end 0)))
1428 (when (setq mailbox (elmo-imap4-parse-mailbox))
1429 (list mailbox flags delimiter)))))
1431 (defsubst elmo-imap4-parse-header-list ()
1432 (when (eq (char-after (point)) ?\()
1434 (while (not (eq (char-after (point)) ?\)))
1435 (elmo-imap4-forward)
1436 (push (elmo-imap4-parse-astring) strlist))
1437 (elmo-imap4-forward)
1438 (nreverse strlist))))
1440 (defsubst elmo-imap4-parse-fetch-body-section ()
1442 (buffer-substring (point)
1444 (progn (re-search-forward "[] ]" nil t)
1446 (if (eq (char-before) ? )
1448 (mapconcat 'identity
1449 (cons section (elmo-imap4-parse-header-list)) " ")
1450 (search-forward "]" nil t))
1453 (defun elmo-imap4-parse-fetch (response)
1454 (when (eq (char-after (point)) ?\()
1456 (while (not (eq (char-after (point)) ?\)))
1457 (elmo-imap4-forward)
1458 (let ((token (elmo-imap4-fetch-read (current-buffer))))
1459 (elmo-imap4-forward)
1461 (cond ((eq token 'UID)
1462 (list 'uid (condition-case nil
1463 (elmo-read (current-buffer))
1466 (list 'flags (elmo-imap4-parse-flag-list)))
1467 ((eq token 'ENVELOPE)
1468 (list 'envelope (elmo-imap4-parse-envelope)))
1469 ((eq token 'INTERNALDATE)
1470 (list 'internaldate (elmo-imap4-parse-string)))
1472 (list 'rfc822 (elmo-imap4-parse-nstring)))
1473 ((eq token (intern elmo-imap4-rfc822-header))
1474 (list 'rfc822header (elmo-imap4-parse-nstring)))
1475 ((eq token (intern elmo-imap4-rfc822-text))
1476 (list 'rfc822text (elmo-imap4-parse-nstring)))
1477 ((eq token (intern elmo-imap4-rfc822-size))
1478 (list 'rfc822size (elmo-read (current-buffer))))
1480 (if (eq (char-before) ?\[)
1483 (upcase (elmo-imap4-parse-fetch-body-section))
1485 (eq (char-after (point)) ?<)
1486 (buffer-substring (1+ (point))
1488 (search-forward ">" nil t)
1490 (progn (elmo-imap4-forward)
1491 (elmo-imap4-parse-nstring)))
1492 (list 'body (elmo-imap4-parse-body))))
1493 ((eq token 'BODYSTRUCTURE)
1494 (list 'bodystructure (elmo-imap4-parse-body)))))
1495 (setq list (cons element list))))
1496 (and elmo-imap4-fetch-callback
1497 (funcall elmo-imap4-fetch-callback
1498 list elmo-imap4-fetch-callback-data))
1499 (list 'fetch list))))
1501 (defun elmo-imap4-parse-status ()
1502 (let ((mailbox (elmo-imap4-parse-mailbox))
1504 (when (and mailbox (search-forward "(" nil t))
1505 (while (not (eq (char-after (point)) ?\)))
1508 (let ((token (elmo-read (current-buffer))))
1509 (cond ((eq token 'MESSAGES)
1510 (list 'messages (elmo-read (current-buffer))))
1512 (list 'recent (elmo-read (current-buffer))))
1513 ((eq token 'UIDNEXT)
1514 (list 'uidnext (elmo-read (current-buffer))))
1515 ((eq token 'UIDVALIDITY)
1516 (and (looking-at " \\([0-9]+\\)")
1517 (prog1 (list 'uidvalidity (match-string 1))
1518 (goto-char (match-end 1)))))
1520 (list 'unseen (elmo-read (current-buffer))))
1523 "Unknown status data %s in mailbox %s ignored"
1526 (and elmo-imap4-status-callback
1527 (funcall elmo-imap4-status-callback
1529 elmo-imap4-status-callback-data))
1530 (list 'status status)))
1533 (defmacro elmo-imap4-value (value)
1534 (` (if (eq (, value) 'NIL) nil
1537 (defmacro elmo-imap4-nth (pos list)
1538 (` (let ((value (nth (, pos) (, list))))
1539 (elmo-imap4-value value))))
1541 (defun elmo-imap4-parse-namespace ()
1544 (copy-sequence elmo-imap4-extra-namespace-alist)
1545 (elmo-imap4-parse-namespace-subr
1546 (elmo-read (concat "(" (buffer-substring
1547 (point) (point-max))
1550 (defun elmo-imap4-parse-namespace-subr (ns)
1551 (let (prefix delim namespace-alist default-delim)
1552 ;; 0: personal, 1: other, 2: shared
1554 (setq namespace-alist
1555 (nconc namespace-alist
1559 (setq prefix (elmo-imap4-nth 0 namespace)
1560 delim (elmo-imap4-nth 1 namespace))
1561 (if (and prefix delim
1563 (concat (regexp-quote delim) "\\'")
1565 (setq prefix (substring prefix 0
1566 (match-beginning 0))))
1567 (if (eq (length prefix) 0)
1568 (progn (setq default-delim delim) nil)
1571 (if (string= (downcase prefix) "inbox")
1572 "[Ii][Nn][Bb][Oo][Xx]"
1573 (regexp-quote prefix))
1576 (elmo-imap4-nth i ns))))))
1578 (setq namespace-alist
1579 (nconc namespace-alist
1580 (list (cons "^.*$" default-delim)))))
1583 (defun elmo-imap4-parse-acl ()
1584 (let ((mailbox (elmo-imap4-parse-mailbox))
1585 identifier rights acl)
1586 (while (eq (char-after (point)) ?\ )
1587 (elmo-imap4-forward)
1588 (setq identifier (elmo-imap4-parse-astring))
1589 (elmo-imap4-forward)
1590 (setq rights (elmo-imap4-parse-astring))
1591 (setq acl (append acl (list (cons identifier rights)))))
1592 (list 'acl acl mailbox)))
1594 (defun elmo-imap4-parse-flag-list ()
1595 (let ((str (buffer-substring (+ (point) 1)
1596 (progn (search-forward ")" nil t)
1598 (unless (eq (length str) 0)
1599 (split-string str))))
1601 (defun elmo-imap4-parse-envelope ()
1602 (when (eq (char-after (point)) ?\()
1603 (elmo-imap4-forward)
1604 (vector (prog1 (elmo-imap4-parse-nstring);; date
1605 (elmo-imap4-forward))
1606 (prog1 (elmo-imap4-parse-nstring);; subject
1607 (elmo-imap4-forward))
1608 (prog1 (elmo-imap4-parse-address-list);; from
1609 (elmo-imap4-forward))
1610 (prog1 (elmo-imap4-parse-address-list);; sender
1611 (elmo-imap4-forward))
1612 (prog1 (elmo-imap4-parse-address-list);; reply-to
1613 (elmo-imap4-forward))
1614 (prog1 (elmo-imap4-parse-address-list);; to
1615 (elmo-imap4-forward))
1616 (prog1 (elmo-imap4-parse-address-list);; cc
1617 (elmo-imap4-forward))
1618 (prog1 (elmo-imap4-parse-address-list);; bcc
1619 (elmo-imap4-forward))
1620 (prog1 (elmo-imap4-parse-nstring);; in-reply-to
1621 (elmo-imap4-forward))
1622 (prog1 (elmo-imap4-parse-nstring);; message-id
1623 (elmo-imap4-forward)))))
1625 (defsubst elmo-imap4-parse-string-list ()
1626 (cond ((eq (char-after (point)) ?\();; body-fld-param
1628 (elmo-imap4-forward)
1629 (while (setq str (elmo-imap4-parse-string))
1631 (elmo-imap4-forward))
1632 (nreverse strlist)))
1633 ((elmo-imap4-parse-nil)
1636 (defun elmo-imap4-parse-body-extension ()
1637 (if (eq (char-after (point)) ?\()
1639 (elmo-imap4-forward)
1640 (push (elmo-imap4-parse-body-extension) b-e)
1641 (while (eq (char-after (point)) ?\ )
1642 (elmo-imap4-forward)
1643 (push (elmo-imap4-parse-body-extension) b-e))
1644 (assert (eq (char-after (point)) ?\)))
1645 (elmo-imap4-forward)
1647 (or (elmo-imap4-parse-number)
1648 (elmo-imap4-parse-nstring))))
1650 (defsubst elmo-imap4-parse-body-ext ()
1652 (when (eq (char-after (point)) ?\ );; body-fld-dsp
1653 (elmo-imap4-forward)
1655 (if (eq (char-after (point)) ?\()
1657 (elmo-imap4-forward)
1658 (push (elmo-imap4-parse-string) dsp)
1659 (elmo-imap4-forward)
1660 (push (elmo-imap4-parse-string-list) dsp)
1661 (elmo-imap4-forward))
1662 (assert (elmo-imap4-parse-nil)))
1663 (push (nreverse dsp) ext))
1664 (when (eq (char-after (point)) ?\ );; body-fld-lang
1665 (elmo-imap4-forward)
1666 (if (eq (char-after (point)) ?\()
1667 (push (elmo-imap4-parse-string-list) ext)
1668 (push (elmo-imap4-parse-nstring) ext))
1669 (while (eq (char-after (point)) ?\ );; body-extension
1670 (elmo-imap4-forward)
1671 (setq ext (append (elmo-imap4-parse-body-extension) ext)))))
1674 (defun elmo-imap4-parse-body ()
1676 (when (eq (char-after (point)) ?\()
1677 (elmo-imap4-forward)
1678 (if (eq (char-after (point)) ?\()
1680 (while (and (eq (char-after (point)) ?\()
1681 (setq subbody (elmo-imap4-parse-body)))
1682 (push subbody body))
1683 (elmo-imap4-forward)
1684 (push (elmo-imap4-parse-string) body);; media-subtype
1685 (when (eq (char-after (point)) ?\ );; body-ext-mpart:
1686 (elmo-imap4-forward)
1687 (if (eq (char-after (point)) ?\();; body-fld-param
1688 (push (elmo-imap4-parse-string-list) body)
1689 (push (and (elmo-imap4-parse-nil) nil) body))
1691 (append (elmo-imap4-parse-body-ext) body)));; body-ext-...
1692 (assert (eq (char-after (point)) ?\)))
1693 (elmo-imap4-forward)
1696 (push (elmo-imap4-parse-string) body);; media-type
1697 (elmo-imap4-forward)
1698 (push (elmo-imap4-parse-string) body);; media-subtype
1699 (elmo-imap4-forward)
1700 ;; next line for Sun SIMS bug
1701 (and (eq (char-after (point)) ? ) (elmo-imap4-forward))
1702 (if (eq (char-after (point)) ?\();; body-fld-param
1703 (push (elmo-imap4-parse-string-list) body)
1704 (push (and (elmo-imap4-parse-nil) nil) body))
1705 (elmo-imap4-forward)
1706 (push (elmo-imap4-parse-nstring) body);; body-fld-id
1707 (elmo-imap4-forward)
1708 (push (elmo-imap4-parse-nstring) body);; body-fld-desc
1709 (elmo-imap4-forward)
1710 (push (elmo-imap4-parse-string) body);; body-fld-enc
1711 (elmo-imap4-forward)
1712 (push (elmo-imap4-parse-number) body);; body-fld-octets
1714 ;; ok, we're done parsing the required parts, what comes now is one
1717 ;; envelope (then we're parsing body-type-msg)
1718 ;; body-fld-lines (then we're parsing body-type-text)
1719 ;; body-ext-1part (then we're parsing body-type-basic)
1721 ;; the problem is that the two first are in turn optionally followed
1722 ;; by the third. So we parse the first two here (if there are any)...
1724 (when (eq (char-after (point)) ?\ )
1725 (elmo-imap4-forward)
1727 (cond ((eq (char-after (point)) ?\();; body-type-msg:
1728 (push (elmo-imap4-parse-envelope) body);; envelope
1729 (elmo-imap4-forward)
1730 (push (elmo-imap4-parse-body) body);; body
1731 (elmo-imap4-forward)
1732 (push (elmo-imap4-parse-number) body));; body-fld-lines
1733 ((setq lines (elmo-imap4-parse-number));; body-type-text:
1734 (push lines body));; body-fld-lines
1736 (backward-char)))));; no match...
1738 ;; ...and then parse the third one here...
1740 (when (eq (char-after (point)) ?\ );; body-ext-1part:
1741 (elmo-imap4-forward)
1742 (push (elmo-imap4-parse-nstring) body);; body-fld-md5
1744 (append (elmo-imap4-parse-body-ext) body)));; body-ext-1part..
1746 (assert (eq (char-after (point)) ?\)))
1747 (elmo-imap4-forward)
1750 (luna-define-method elmo-folder-initialize :around ((folder
1753 (let ((default-user elmo-imap4-default-user)
1754 (default-server elmo-imap4-default-server)
1755 (default-port elmo-imap4-default-port)
1756 (elmo-network-stream-type-alist
1757 (if elmo-imap4-stream-type-alist
1758 (append elmo-imap4-stream-type-alist
1759 elmo-network-stream-type-alist)
1760 elmo-network-stream-type-alist)))
1761 (when (string-match "\\(.*\\)@\\(.*\\)" default-server)
1762 ;; case: imap4-default-server is specified like
1763 ;; "hoge%imap.server@gateway".
1764 (setq default-user (elmo-match-string 1 default-server))
1765 (setq default-server (elmo-match-string 2 default-server)))
1766 (setq name (luna-call-next-method))
1768 "^\\([^:@!]*\\)\\(:[^/!]+\\)?\\(/[^/:@!]+\\)?"
1771 (if (match-beginning 1)
1773 (elmo-imap4-folder-set-mailbox-internal
1775 (elmo-match-string 1 name))
1776 (if (eq (length (elmo-imap4-folder-mailbox-internal folder))
1778 ;; No information is specified other than folder type.
1779 (elmo-imap4-folder-set-mailbox-internal
1781 elmo-imap4-default-mailbox)))
1782 (elmo-imap4-folder-set-mailbox-internal
1784 elmo-imap4-default-mailbox))
1785 ;; Setup slots for elmo-net-folder.
1786 (elmo-net-folder-set-user-internal
1788 (if (match-beginning 2)
1789 (elmo-match-substring 2 name 1)
1791 (elmo-net-folder-set-auth-internal
1793 (if (match-beginning 3)
1794 (intern (elmo-match-substring 3 name 1))
1795 (or elmo-imap4-default-authenticate-type 'clear)))
1796 (unless (elmo-net-folder-server-internal folder)
1797 (elmo-net-folder-set-server-internal folder default-server))
1798 (unless (elmo-net-folder-port-internal folder)
1799 (elmo-net-folder-set-port-internal folder default-port))
1800 (unless (elmo-net-folder-stream-type-internal folder)
1801 (elmo-net-folder-set-stream-type-internal
1803 (elmo-get-network-stream-type
1804 elmo-imap4-default-stream-type)))
1807 ;;; ELMO IMAP4 folder
1808 (luna-define-method elmo-folder-expand-msgdb-path ((folder
1810 (convert-standard-filename
1811 (let ((mailbox (elmo-imap4-folder-mailbox-internal folder)))
1812 (if (string= "inbox" (downcase mailbox))
1813 (setq mailbox "inbox"))
1814 (if (eq (string-to-char mailbox) ?/)
1815 (setq mailbox (substring mailbox 1 (length mailbox))))
1819 (or (elmo-net-folder-user-internal folder) "nobody")
1820 (expand-file-name (or (elmo-net-folder-server-internal folder)
1824 elmo-msgdb-dir)))))))
1826 (luna-define-method elmo-folder-status-plugged ((folder
1828 (elmo-imap4-folder-status-plugged folder))
1830 (defun elmo-imap4-folder-status-plugged (folder)
1831 (let ((session (elmo-imap4-get-session folder))
1832 (killed (elmo-msgdb-killed-list-load
1833 (elmo-folder-msgdb-path folder)))
1835 (with-current-buffer (elmo-network-session-buffer session)
1836 (setq elmo-imap4-status-callback nil)
1837 (setq elmo-imap4-status-callback-data nil))
1838 (setq status (elmo-imap4-response-value
1839 (elmo-imap4-send-command-wait
1843 (elmo-imap4-folder-mailbox-internal folder))
1844 " (uidnext messages)"))
1847 (- (elmo-imap4-response-value status 'uidnext) 1)
1850 (elmo-imap4-response-value status 'messages)
1851 (elmo-msgdb-killed-list-length killed))
1852 (elmo-imap4-response-value status 'messages)))))
1854 (luna-define-method elmo-folder-list-messages-plugged ((folder
1857 (elmo-imap4-list folder
1858 (let ((max (elmo-msgdb-max-of-killed
1859 (elmo-folder-killed-list-internal folder))))
1862 (format "uid %d:*" (1+ max))
1865 (luna-define-method elmo-folder-list-unreads-plugged
1866 ((folder elmo-imap4-folder))
1867 (elmo-imap4-list folder "unseen"))
1869 (luna-define-method elmo-folder-list-importants-plugged
1870 ((folder elmo-imap4-folder))
1871 (elmo-imap4-list folder "flagged"))
1873 (luna-define-method elmo-folder-use-flag-p ((folder elmo-imap4-folder))
1874 (not (string-match elmo-imap4-disuse-server-flag-mailbox-regexp
1875 (elmo-imap4-folder-mailbox-internal folder))))
1877 (luna-define-method elmo-folder-list-subfolders ((folder elmo-imap4-folder)
1878 &optional one-level)
1879 (let* ((root (elmo-imap4-folder-mailbox-internal folder))
1880 (session (elmo-imap4-get-session folder))
1881 (prefix (elmo-folder-prefix-internal folder))
1884 (elmo-string-matched-assoc
1886 (with-current-buffer (elmo-network-session-buffer session)
1887 elmo-imap4-server-namespace)))
1888 elmo-imap4-default-hierarchy-delimiter))
1889 result append-serv type)
1892 (not (string= root ""))
1893 (not (string-match (concat "\\(.*\\)"
1894 (regexp-quote delim)
1897 (setq root (concat root delim)))
1898 (setq result (elmo-imap4-response-get-selectable-mailbox-list
1899 (elmo-imap4-send-command-wait
1901 (list "list " (elmo-imap4-mailbox root) " *"))))
1902 (unless (string= (elmo-net-folder-user-internal folder)
1903 elmo-imap4-default-user)
1904 (setq append-serv (concat ":" (elmo-net-folder-user-internal folder))))
1905 (unless (eq (elmo-net-folder-auth-internal folder)
1906 (or elmo-imap4-default-authenticate-type 'clear))
1908 (concat append-serv "/"
1909 (symbol-name (elmo-net-folder-auth-internal folder)))))
1910 (unless (string= (elmo-net-folder-server-internal folder)
1911 elmo-imap4-default-server)
1912 (setq append-serv (concat append-serv "@"
1913 (elmo-net-folder-server-internal folder))))
1914 (unless (eq (elmo-net-folder-port-internal folder) elmo-imap4-default-port)
1915 (setq append-serv (concat append-serv ":"
1917 (elmo-net-folder-port-internal folder)))))
1918 (setq type (elmo-net-folder-stream-type-internal folder))
1919 (unless (eq (elmo-network-stream-type-symbol type)
1920 elmo-imap4-default-stream-type)
1922 (setq append-serv (concat append-serv
1923 (elmo-network-stream-type-spec-string
1926 (let (folder folders ret)
1927 (while (setq folders (car result))
1930 (concat "^\\(" root "[^" delim "]" "+\\)" delim)
1932 (setq folder (match-string 1 folders)))
1940 (elmo-imap4-decode-folder-string folder)
1942 (eval append-serv)))))))
1946 (mapcar '(lambda (fld)
1949 (concat "^" (regexp-quote folder) delim)
1957 (elmo-imap4-decode-folder-string folders)
1959 (eval append-serv))))))
1960 (setq result (cdr result))))
1962 (mapcar (lambda (fld)
1963 (concat prefix (elmo-imap4-decode-folder-string fld)
1965 (eval append-serv))))
1968 (luna-define-method elmo-folder-exists-p-plugged ((folder elmo-imap4-folder))
1969 (let ((session (elmo-imap4-get-session folder)))
1971 (elmo-imap4-session-current-mailbox-internal session)
1972 (elmo-imap4-folder-mailbox-internal folder))
1974 (elmo-imap4-session-select-mailbox
1976 (elmo-imap4-folder-mailbox-internal folder)
1977 'force 'no-error))))
1979 (luna-define-method elmo-folder-delete ((folder elmo-imap4-folder))
1980 (let ((session (elmo-imap4-get-session folder))
1982 (when (elmo-imap4-folder-mailbox-internal folder)
1983 (when (setq msgs (elmo-folder-list-messages folder))
1984 (elmo-folder-delete-messages folder msgs))
1985 (elmo-imap4-send-command-wait session "close")
1986 (elmo-imap4-send-command-wait
1990 (elmo-imap4-folder-mailbox-internal folder)))))))
1992 (luna-define-method elmo-folder-rename-internal ((folder elmo-imap4-folder)
1994 (let ((session (elmo-imap4-get-session folder)))
1995 ;; make sure the folder is selected.
1996 (elmo-imap4-session-select-mailbox session
1997 (elmo-imap4-folder-mailbox-internal
1999 (elmo-imap4-send-command-wait session "close")
2000 (elmo-imap4-send-command-wait
2004 (elmo-imap4-folder-mailbox-internal folder))
2007 (elmo-imap4-folder-mailbox-internal new-folder))))))
2009 (defun elmo-imap4-copy-messages (src-folder dst-folder numbers)
2010 (let ((session (elmo-imap4-get-session src-folder))
2011 (set-list (elmo-imap4-make-number-set-list numbers)))
2012 (elmo-imap4-session-select-mailbox session
2013 (elmo-imap4-folder-mailbox-internal
2016 (if (elmo-imap4-send-command-wait session
2019 (if elmo-imap4-use-uid
2022 (cdr (car set-list)))
2024 (elmo-imap4-folder-mailbox-internal
2028 (defun elmo-imap4-set-flag (folder numbers flag &optional remove)
2029 "Set flag on messages.
2030 FOLDER is the ELMO folder structure.
2031 NUMBERS is the message numbers to be flagged.
2032 FLAG is the flag name.
2033 If optional argument REMOVE is non-nil, remove FLAG."
2034 (let ((session (elmo-imap4-get-session folder))
2036 (elmo-imap4-session-select-mailbox session
2037 (elmo-imap4-folder-mailbox-internal
2039 (setq set-list (elmo-imap4-make-number-set-list numbers))
2041 (with-current-buffer (elmo-network-session-buffer session)
2042 (setq elmo-imap4-fetch-callback nil)
2043 (setq elmo-imap4-fetch-callback-data nil))
2044 (elmo-imap4-send-command-wait
2047 (if elmo-imap4-use-uid
2048 "uid store %s %sflags.silent (%s)"
2049 "store %s %sflags.silent (%s)")
2050 (cdr (car set-list))
2054 (luna-define-method elmo-folder-delete-messages-plugged
2055 ((folder elmo-imap4-folder) numbers)
2056 (let ((session (elmo-imap4-get-session folder)))
2057 (elmo-imap4-set-flag folder numbers "\\Deleted")
2058 (elmo-imap4-send-command-wait session "expunge")))
2060 (defmacro elmo-imap4-detect-search-charset (string)
2061 (` (with-temp-buffer
2063 (detect-mime-charset-region (point-min) (point-max)))))
2065 (defun elmo-imap4-search-internal-primitive (folder session filter from-msgs)
2066 (let ((search-key (elmo-filter-key filter))
2067 (imap-search-keys '("bcc" "body" "cc" "from" "subject" "to"))
2070 ((string= "last" search-key)
2071 (let ((numbers (or from-msgs (elmo-folder-list-messages folder))))
2072 (nthcdr (max (- (length numbers)
2073 (string-to-int (elmo-filter-value filter)))
2076 ((string= "first" search-key)
2077 (let* ((numbers (or from-msgs (elmo-folder-list-messages folder)))
2078 (rest (nthcdr (string-to-int (elmo-filter-value filter) )
2080 (mapcar '(lambda (x) (delete x numbers)) rest)
2082 ((or (string= "since" search-key)
2083 (string= "before" search-key))
2084 (setq search-key (concat "sent" search-key))
2085 (elmo-imap4-response-value
2086 (elmo-imap4-send-command-wait session
2088 (if elmo-imap4-use-uid
2089 "uid search %s%s%s %s"
2093 (if elmo-imap4-use-uid "uid ")
2096 (elmo-imap4-make-number-set-list
2100 (if (eq (elmo-filter-type filter)
2104 (elmo-date-get-description
2105 (elmo-date-get-datevec
2106 (elmo-filter-value filter)))))
2110 (if (eq (length (elmo-filter-value filter)) 0)
2111 (setq charset 'us-ascii)
2112 (elmo-imap4-detect-search-charset
2113 (elmo-filter-value filter))))
2114 (elmo-imap4-response-value
2115 (elmo-imap4-send-command-wait session
2117 (if elmo-imap4-use-uid "uid ")
2121 (symbol-name charset))
2125 (if elmo-imap4-use-uid "uid ")
2128 (elmo-imap4-make-number-set-list
2132 (if (eq (elmo-filter-type filter)
2137 (elmo-filter-key filter)
2141 (elmo-filter-key filter))
2143 (encode-mime-charset-string
2144 (elmo-filter-value filter) charset))))
2147 (defun elmo-imap4-search-internal (folder session condition from-msgs)
2150 ((vectorp condition)
2151 (setq result (elmo-imap4-search-internal-primitive
2152 folder session condition from-msgs)))
2153 ((eq (car condition) 'and)
2154 (setq result (elmo-imap4-search-internal folder session (nth 1 condition)
2156 result (elmo-list-filter result
2157 (elmo-imap4-search-internal
2158 folder session (nth 2 condition)
2160 ((eq (car condition) 'or)
2161 (setq result (elmo-imap4-search-internal
2162 folder session (nth 1 condition) from-msgs)
2163 result (elmo-uniq-list
2165 (elmo-imap4-search-internal
2166 folder session (nth 2 condition) from-msgs)))
2167 result (sort result '<))))))
2169 (luna-define-method elmo-folder-search ((folder elmo-imap4-folder)
2170 condition &optional numbers)
2172 (let ((session (elmo-imap4-get-session folder)))
2173 (elmo-imap4-session-select-mailbox
2175 (elmo-imap4-folder-mailbox-internal folder))
2176 (elmo-imap4-search-internal folder session condition numbers))))
2178 (luna-define-method elmo-folder-msgdb-create-plugged
2179 ((folder elmo-imap4-folder) numbers &rest args)
2181 (let ((session (elmo-imap4-get-session folder))
2184 '("Subject" "From" "To" "Cc" "Date"
2185 "Message-Id" "References" "In-Reply-To")
2186 elmo-msgdb-extra-fields))
2188 (length (length numbers))
2190 (setq rfc2060 (memq 'imap4rev1
2191 (elmo-imap4-session-capability-internal
2193 (message "Getting overview...")
2194 (elmo-imap4-session-select-mailbox
2195 session (elmo-imap4-folder-mailbox-internal folder))
2196 (setq set-list (elmo-imap4-make-number-set-list
2198 elmo-imap4-overview-fetch-chop-length))
2200 (with-current-buffer (elmo-network-session-buffer session)
2201 (setq elmo-imap4-current-msgdb nil
2202 elmo-imap4-fetch-callback 'elmo-imap4-fetch-callback-1
2203 elmo-imap4-fetch-callback-data (cons args
2204 (elmo-folder-use-flag-p
2207 (elmo-imap4-send-command-wait
2209 ;; get overview entity from IMAP4
2210 (format "%sfetch %s (%s rfc822.size flags)"
2211 (if elmo-imap4-use-uid "uid " "")
2212 (cdr (car set-list))
2214 (format "body.peek[header.fields %s]" headers)
2215 (format "%s" headers))))
2216 (when (> length elmo-display-progress-threshold)
2217 (setq total (+ total (car (car set-list))))
2218 (elmo-display-progress
2219 'elmo-imap4-msgdb-create "Getting overview..."
2220 (/ (* total 100) length)))
2221 (setq set-list (cdr set-list)))
2222 (message "Getting overview...done")
2223 elmo-imap4-current-msgdb))))
2225 (luna-define-method elmo-folder-unmark-important-plugged
2226 ((folder elmo-imap4-folder) numbers)
2227 (elmo-imap4-set-flag folder numbers "\\Flagged" 'remove))
2229 (luna-define-method elmo-folder-mark-as-important-plugged
2230 ((folder elmo-imap4-folder) numbers)
2231 (elmo-imap4-set-flag folder numbers "\\Flagged"))
2233 (luna-define-method elmo-folder-unmark-read-plugged
2234 ((folder elmo-imap4-folder) numbers)
2235 (elmo-imap4-set-flag folder numbers "\\Seen" 'remove))
2237 (luna-define-method elmo-folder-mark-as-read-plugged
2238 ((folder elmo-imap4-folder) numbers)
2239 (elmo-imap4-set-flag folder numbers "\\Seen"))
2241 (luna-define-method elmo-message-use-cache-p ((folder elmo-imap4-folder)
2243 elmo-imap4-use-cache)
2245 (luna-define-method elmo-folder-message-appendable-p ((folder elmo-imap4-folder))
2246 (if (elmo-folder-plugged-p folder)
2247 (not (elmo-imap4-session-read-only-internal
2248 (elmo-imap4-get-session folder)))
2249 elmo-enable-disconnected-operation)) ; offline refile.
2251 (luna-define-method elmo-folder-check-plugged ((folder elmo-imap4-folder))
2252 (let ((session (elmo-imap4-get-session folder 'if-exists)))
2255 (elmo-imap4-session-current-mailbox-internal session)
2256 (elmo-imap4-folder-mailbox-internal folder))
2257 (if elmo-imap4-use-select-to-update-status
2258 (elmo-imap4-session-select-mailbox
2260 (elmo-imap4-folder-mailbox-internal folder)
2262 (elmo-imap4-session-check session))))))
2264 (defsubst elmo-imap4-folder-diff-plugged (folder)
2265 (let ((session (elmo-imap4-get-session folder))
2268 ;;; (elmo-imap4-commit spec)
2269 (with-current-buffer (elmo-network-session-buffer session)
2270 (setq elmo-imap4-status-callback nil)
2271 (setq elmo-imap4-status-callback-data nil))
2273 (elmo-imap4-send-command-wait session
2277 (elmo-imap4-folder-mailbox-internal
2279 " (unseen messages)")))
2280 (setq response (elmo-imap4-response-value response 'status))
2281 (setq messages (elmo-imap4-response-value response 'messages))
2282 (setq killed (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2284 (setq messages (- messages
2285 (elmo-msgdb-killed-list-length
2287 (cons (elmo-imap4-response-value response 'unseen)
2290 (luna-define-method elmo-folder-diff-plugged ((folder elmo-imap4-folder))
2291 (elmo-imap4-folder-diff-plugged folder))
2293 (luna-define-method elmo-folder-diff-async ((folder elmo-imap4-folder)
2294 &optional number-alist)
2295 (setq elmo-imap4-server-diff-async-callback
2296 elmo-folder-diff-async-callback)
2297 (setq elmo-imap4-server-diff-async-callback-data
2298 elmo-folder-diff-async-callback-data)
2299 (elmo-imap4-server-diff-async folder))
2301 (luna-define-method elmo-folder-open :around ((folder elmo-imap4-folder)
2302 &optional load-msgdb)
2303 (if (elmo-folder-plugged-p folder)
2304 (let (session mailbox msgdb response tag)
2307 (setq session (elmo-imap4-get-session folder)
2308 mailbox (elmo-imap4-folder-mailbox-internal folder)
2309 tag (elmo-imap4-send-command session
2314 (setq msgdb (elmo-msgdb-load folder)))
2315 (elmo-folder-set-killed-list-internal
2317 (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
2318 (setq response (elmo-imap4-read-response session tag)))
2321 (elmo-imap4-session-set-current-mailbox-internal
2324 (elmo-imap4-session-set-current-mailbox-internal
2328 (elmo-imap4-session-set-current-mailbox-internal
2331 (elmo-imap4-session-set-current-mailbox-internal
2334 (elmo-folder-set-msgdb-internal
2336 (or msgdb (elmo-msgdb-load folder)))))
2337 (luna-call-next-method)))
2339 ;; elmo-folder-open-internal: do nothing.
2341 (luna-define-method elmo-find-fetch-strategy
2342 ((folder elmo-imap4-folder) entity &optional ignore-cache)
2343 (let ((number (elmo-msgdb-overview-entity-get-number entity))
2344 cache-file size message-id)
2345 (setq size (elmo-msgdb-overview-entity-get-size entity))
2346 (setq message-id (elmo-msgdb-overview-entity-get-id entity))
2347 (setq cache-file (elmo-file-cache-get message-id))
2348 (if (or ignore-cache
2349 (null (elmo-file-cache-status cache-file)))
2350 (if (and elmo-message-fetch-threshold
2352 (>= size elmo-message-fetch-threshold)
2353 (or (not elmo-message-fetch-confirm)
2354 (not (prog1 (y-or-n-p
2356 "Fetch entire message at once? (%dbytes)"
2359 ;; Fetch message as imap message.
2360 (elmo-make-fetch-strategy 'section
2362 (elmo-message-use-cache-p
2364 (elmo-file-cache-path
2366 ;; Don't use existing cache and fetch entire message at once.
2367 (elmo-make-fetch-strategy 'entire nil
2368 (elmo-message-use-cache-p
2370 (elmo-file-cache-path cache-file)))
2371 ;; Cache found and use it.
2372 (if (not ignore-cache)
2373 (if (eq (elmo-file-cache-status cache-file) 'section)
2374 ;; Fetch message with imap message.
2375 (elmo-make-fetch-strategy 'section
2377 (elmo-message-use-cache-p
2379 (elmo-file-cache-path
2381 (elmo-make-fetch-strategy 'entire
2383 (elmo-message-use-cache-p
2385 (elmo-file-cache-path
2388 (luna-define-method elmo-folder-create ((folder elmo-imap4-folder))
2389 (elmo-imap4-send-command-wait
2390 (elmo-imap4-get-session folder)
2393 (elmo-imap4-folder-mailbox-internal folder)))))
2395 (luna-define-method elmo-folder-append-buffer
2396 ((folder elmo-imap4-folder) unread &optional number)
2397 (if (elmo-folder-plugged-p folder)
2398 (let ((session (elmo-imap4-get-session folder))
2400 (elmo-imap4-session-select-mailbox session
2401 (elmo-imap4-folder-mailbox-internal
2403 (setq send-buffer (elmo-imap4-setup-send-buffer))
2406 (elmo-imap4-send-command-wait
2410 (elmo-imap4-mailbox (elmo-imap4-folder-mailbox-internal
2412 (if unread " " " (\\Seen) ")
2413 (elmo-imap4-buffer-literal send-buffer))))
2414 (kill-buffer send-buffer))
2417 (if elmo-enable-disconnected-operation
2418 (elmo-folder-append-buffer-dop folder unread number)
2419 (error "Unplugged"))))
2422 (defmacro elmo-imap4-identical-system-p (folder1 folder2)
2423 "Return t if FOLDER1 and FOLDER2 are in the same IMAP4 system."
2424 (` (and (string= (elmo-net-folder-server-internal (, folder1))
2425 (elmo-net-folder-server-internal (, folder2)))
2426 (eq (elmo-net-folder-port-internal (, folder1))
2427 (elmo-net-folder-port-internal (, folder2)))
2428 (string= (elmo-net-folder-user-internal (, folder1))
2429 (elmo-net-folder-user-internal (, folder2)))))))
2431 (luna-define-method elmo-folder-append-messages :around
2432 ((folder elmo-imap4-folder) src-folder numbers unread-marks
2433 &optional same-number)
2434 (if (and (eq (elmo-folder-type-internal src-folder) 'imap4)
2435 (elmo-imap4-identical-system-p folder src-folder)
2436 (elmo-folder-plugged-p folder))
2438 (elmo-imap4-copy-messages src-folder folder numbers)
2439 (luna-call-next-method)))
2441 (luna-define-method elmo-message-deletable-p ((folder elmo-imap4-folder)
2443 (if (elmo-folder-plugged-p folder)
2444 (not (elmo-imap4-session-read-only-internal
2445 (elmo-imap4-get-session folder)))
2446 elmo-enable-disconnected-operation)) ; offline refile.
2448 ;(luna-define-method elmo-message-fetch-unplugged
2449 ; ((folder elmo-imap4-folder)
2450 ; number strategy &optional section outbuf unseen)
2451 ; (error "%d%s is not cached." number (if section
2452 ; (format "(%s)" section)
2455 (defsubst elmo-imap4-message-fetch (folder number strategy
2456 section outbuf unseen)
2457 (let ((session (elmo-imap4-get-session folder))
2459 (elmo-imap4-session-select-mailbox session
2460 (elmo-imap4-folder-mailbox-internal
2462 (with-current-buffer (elmo-network-session-buffer session)
2463 (setq elmo-imap4-fetch-callback nil)
2464 (setq elmo-imap4-fetch-callback-data nil))
2465 (unless elmo-inhibit-display-retrieval-progress
2466 (setq elmo-imap4-display-literal-progress t))
2469 (elmo-imap4-send-command-wait session
2471 (if elmo-imap4-use-uid
2472 "uid fetch %s body%s[%s]"
2473 "fetch %s body%s[%s]")
2475 (if unseen ".peek" "")
2478 (setq elmo-imap4-display-literal-progress nil))
2479 (unless elmo-inhibit-display-retrieval-progress
2480 (elmo-display-progress 'elmo-imap4-display-literal-progress
2481 "" 100) ; remove progress bar.
2482 (message "Retrieving...done."))
2483 (if (setq response (elmo-imap4-response-bodydetail-text
2484 (elmo-imap4-response-value-all
2486 (with-current-buffer outbuf
2488 (insert response)))))
2490 (luna-define-method elmo-message-fetch-plugged ((folder elmo-imap4-folder)
2494 (elmo-imap4-message-fetch folder number strategy section outbuf unseen))
2496 (luna-define-method elmo-message-fetch-field ((folder elmo-imap4-folder)
2498 (let ((session (elmo-imap4-get-session folder)))
2499 (elmo-imap4-session-select-mailbox session
2500 (elmo-imap4-folder-mailbox-internal
2502 (with-current-buffer (elmo-network-session-buffer session)
2503 (setq elmo-imap4-fetch-callback nil)
2504 (setq elmo-imap4-fetch-callback-data nil))
2507 (elmo-imap4-response-bodydetail-text
2508 (elmo-imap4-response-value
2509 (elmo-imap4-send-command-wait session
2511 (if elmo-imap4-use-uid
2514 "fetch %s (body.peek[header.fields (%s)])"
2517 (elmo-delete-cr-buffer)
2518 (goto-char (point-min))
2519 (std11-field-body (symbol-name field)))))
2524 (product-provide (provide 'elmo-imap4) (require 'elmo-version))
2526 ;;; elmo-imap4.el ends here