1 ;;; elmo.el --- Elisp Library for Message Orchestration.
3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
5 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
6 ;; Keywords: mail, net news
8 ;; This file is part of ELMO (Elisp Library for Message Orchestration).
10 ;; This program is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; This program is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
34 (require 'elmo-version) ; reduce recursive-load-depth
39 (eval-when-compile (require 'cl))
41 (if (or (featurep 'dbm)
44 (featurep 'berkeley-db))
45 (require 'elmo-database))
47 (defcustom elmo-message-fetch-threshold 30000
52 (defcustom elmo-message-fetch-confirm t
53 "If non-nil, confirm fetching if message size is larger than
54 `elmo-message-fetch-threshold'.
55 Otherwise, entire fetching of the message is aborted without confirmation."
59 (defcustom elmo-folder-update-threshold 500
64 (defcustom elmo-folder-update-confirm t
65 "Confirm if update number exceeds `elmo-folder-update-threshold'."
69 (defvar elmo-message-displaying nil
70 "A global switch to indicate message is displaying or not.")
73 (defvar elmo-folder-type-alist nil)
75 (defvar elmo-newsgroups-hashtb nil)
77 (elmo-define-error 'elmo-error "Error" 'error)
78 (elmo-define-error 'elmo-open-error "Cannot open" 'elmo-error)
79 (elmo-define-error 'elmo-authenticate-error "Login failed" 'elmo-open-error)
80 (elmo-define-error 'elmo-imap4-bye-error "IMAP4 session was terminated" 'elmo-open-error)
82 (defun elmo-define-folder (prefix backend)
84 If a folder name begins with PREFIX, use BACKEND."
85 (let ((pair (assq prefix elmo-folder-type-alist)))
89 (setcdr pair backend))
90 (setq elmo-folder-type-alist (cons (cons prefix backend)
91 elmo-folder-type-alist)))))
93 (defmacro elmo-folder-type (name)
94 "Get folder type from NAME string."
95 (` (and (stringp (, name))
96 (cdr (assoc (string-to-char (, name)) elmo-folder-type-alist)))))
99 ;; A elmo folder provides uniformed (orchestrated) access
100 ;; to the internet messages.
102 (luna-define-class elmo-folder () (type ; folder type symbol.
103 name ; orignal folder name string.
104 prefix ; prefix for folder name
105 path ; directory path for msgdb.
106 msgdb ; msgdb (may be nil).
107 killed-list ; killed list.
108 persistent ; non-nil if persistent.
109 message-modified ; message is modified.
110 mark-modified ; mark is modified.
111 process-duplicates ; read or hide
112 biff ; folder for biff
114 (luna-define-internal-accessors 'elmo-folder))
116 (luna-define-generic elmo-folder-initialize (folder name)
117 ;; Initialize a FOLDER structure with NAME."
120 (defmacro elmo-folder-send (folder message &rest args)
121 "Let FOLDER receive the MESSAGE with ARGS."
122 (` (luna-send (, folder) (, message) (, folder) (,@ args))))
125 (defun elmo-make-folder (name &optional non-persistent)
126 "Make an ELMO folder structure specified by NAME.
127 If optional argument NON-PERSISTENT is non-nil, folder is treated as
129 (let ((type (elmo-folder-type name))
130 prefix split class folder original)
131 (setq original (elmo-string name))
134 (setq prefix (substring name 0 1))
135 (setq name (substring name 1)))
136 (setq type (intern (car (setq split (split-string name ":")))))
137 (if (> (length split) 2)
138 (setq name (substring name (+ 1 (length (car split)))))
139 (error "Error in folder name `%s'" original))
140 (setq prefix (concat (car split) ":")))
141 (setq class (format "elmo-%s" (symbol-name type)))
142 (require (intern class))
143 (setq folder (luna-make-entity (intern (concat class "-folder"))
147 :persistent (not non-persistent)))
149 (elmo-folder-send folder 'elmo-folder-initialize name))))
151 (luna-define-generic elmo-folder-msgdb (folder)
152 "Return the msgdb of FOLDER (on-demand loading).")
154 (luna-define-method elmo-folder-msgdb ((folder elmo-folder))
155 (or (elmo-folder-msgdb-internal folder)
156 (elmo-folder-set-msgdb-internal folder
157 (elmo-msgdb-load folder))))
159 (luna-define-generic elmo-folder-open (folder &optional load-msgdb)
160 "Open and setup (load saved status) FOLDER.
161 If optional LOAD-MSGDB is non-nil, msgdb is loaded.
162 (otherwise, msgdb is loaded on-demand)")
164 (luna-define-generic elmo-folder-open-internal (folder)
165 "Open FOLDER (without loading saved folder status).")
167 (luna-define-generic elmo-folder-check (folder)
168 "Check the FOLDER to obtain newest information at the next list operation.")
170 (luna-define-generic elmo-folder-clear (folder &optional keep-killed)
171 "Clear FOLDER to the initial state.
172 If optional KEEP-KILLED is non-nil, killed-list is not cleared.")
174 (luna-define-generic elmo-folder-commit (folder)
175 "Save current status of FOLDER.")
177 (luna-define-generic elmo-folder-close (folder)
178 "Close, save and clearnup FOLDER.")
180 (luna-define-generic elmo-folder-close-internal (folder)
181 "Close FOLDER (without saving folder status).")
183 (luna-define-generic elmo-folder-plugged-p (folder)
184 "Returns t if FOLDER is plugged.")
186 (luna-define-generic elmo-folder-set-plugged (folder plugged &optional add)
187 "Set FOLDER as plugged.")
189 (luna-define-generic elmo-net-port-info (folder)
190 "Get port information of FOLDER.")
192 (luna-define-generic elmo-folder-use-flag-p (folder)
193 "Returns t if FOLDER treats unread/important flag itself.")
195 (luna-define-generic elmo-folder-diff (folder &optional numbers)
197 If optional NUMBERS is set, it is used as current NUMBERS.
198 Otherwise, saved status for folder is used for comparison.
199 Return value is cons cell or list:
200 - a cons cell (NEWS . MESSAGES)
201 - a list (RECENT UNSEEN MESSAGES) ; RECENT means NEWS, UNSEEN means UNREAD.")
203 (luna-define-generic elmo-folder-status (folder)
204 "Returns a cons cell of (MAX-NUMBER . MESSAGES) in the FOLDER.")
206 (luna-define-generic elmo-folder-reserve-status-p (folder)
207 "If non-nil, the folder should not close folder after `elmo-folder-status'.")
209 (defun elmo-folder-list-messages (folder &optional visible-only in-msgdb)
210 "Return a list of message numbers contained in FOLDER.
211 If optional VISIBLE-ONLY is non-nil, killed messages are not listed.
212 If second optional IN-MSGDB is non-nil, only messages in the msgdb are listed."
213 (let ((list (if in-msgdb
215 (elmo-folder-list-messages-internal folder visible-only))))
216 (elmo-living-messages
222 (elmo-msgdb-get-number-alist (elmo-folder-msgdb folder))))
223 (elmo-folder-killed-list-internal folder))))
225 (luna-define-generic elmo-folder-list-unreads (folder)
226 "Return a list of unread message numbers contained in FOLDER.")
227 (luna-define-generic elmo-folder-list-importants (folder)
228 "Return a list of important message numbers contained in FOLDER.")
229 (luna-define-generic elmo-folder-list-answereds (folder)
230 "Return a list of answered message numbers contained in FOLDER.")
232 (luna-define-method elmo-folder-list-unreads ((folder elmo-folder))
236 (if (member (cadr x) (elmo-msgdb-unread-marks))
238 (elmo-msgdb-get-mark-alist (elmo-folder-msgdb folder)))))
240 ;; TODO: Should reconsider the structure of global mark.
241 (defun elmo-folder-list-messages-with-global-mark (folder mark)
243 (dolist (mark-pair (or elmo-msgdb-global-mark-alist
244 (setq elmo-msgdb-global-mark-alist
247 elmo-msgdb-global-mark-filename
248 elmo-msgdb-directory)))))
249 (if (and (string= mark (cdr mark-pair))
251 (elmo-msgdb-overview-get-entity (car mark-pair)
254 (setq msgs (cons (elmo-msgdb-overview-entity-get-number entity)
258 (luna-define-method elmo-folder-list-importants ((folder elmo-folder))
259 (elmo-folder-list-messages-mark-match folder
261 elmo-msgdb-important-mark)))
263 (luna-define-method elmo-folder-list-answereds ((folder elmo-folder))
268 (if (member (cadr x) (elmo-msgdb-answered-marks))
270 (elmo-msgdb-get-mark-alist (elmo-folder-msgdb folder)))))
272 (luna-define-generic elmo-folder-list-messages-internal (folder &optional
274 ;; Return a list of message numbers contained in FOLDER.
275 ;; Return t if the message list is not available.
278 (luna-define-generic elmo-folder-list-subfolders (folder &optional one-level)
279 "Returns a list of subfolders contained in FOLDER.
280 If optional argument ONE-LEVEL is non-nil, only children of FOLDER is returned.
281 \(a folder which have children is returned as a list\)
282 Otherwise, all descendent folders are returned.")
284 (luna-define-generic elmo-folder-have-subfolder-p (folder)
285 "Return non-nil when FOLDER has subfolders.")
287 (luna-define-generic elmo-folder-exists-p (folder)
288 "Returns non-nil when FOLDER exists.")
290 (luna-define-generic elmo-folder-creatable-p (folder)
291 "Returns non-nil when FOLDER is creatable.")
293 (luna-define-generic elmo-folder-writable-p (folder)
294 "Returns non-nil when FOLDER is writable.")
296 (luna-define-generic elmo-folder-persistent-p (folder)
297 "Return non-nil when FOLDER is persistent.")
299 (luna-define-generic elmo-folder-create (folder)
302 (luna-define-generic elmo-message-deletable-p (folder number)
303 "Returns non-nil when the message in the FOLDER with NUMBER is deletable.")
305 (luna-define-generic elmo-folder-delete (folder)
306 "Delete FOLDER completely.")
308 (luna-define-generic elmo-folder-rename (folder new-name)
309 "Rename FOLDER to NEW-NAME (string).")
311 (luna-define-generic elmo-folder-delete-messages (folder numbers)
313 FOLDER is the ELMO folder structure.
314 NUMBERS is a list of message numbers to be deleted.")
316 (luna-define-generic elmo-folder-search (folder condition &optional numbers)
317 "Search and return list of message numbers.
318 FOLDER is the ELMO folder structure.
319 CONDITION is a condition structure for searching.
320 If optional argument NUMBERS is specified and is a list of message numbers,
321 messages are searched from the list.")
323 (luna-define-generic elmo-message-match-condition (folder number
326 "Return non-nil when the message in the FOLDER with NUMBER is matched.
327 CONDITION is a condition structure for testing.
328 NUMBERS is a list of message numbers,
329 use to be test for \"last\" and \"first\" predicates.")
331 (luna-define-generic elmo-folder-msgdb-create (folder numbers id-mark-table)
332 "Create a message database (implemented in each backends).
333 FOLDER is the ELMO folder structure.
334 NUMBERS is a list of message numbers to create msgdb.
335 ID-MARK-TABLE is a hashtable of message-id and its status mark.")
337 (luna-define-generic elmo-folder-unmark-important (folder numbers)
338 "Un-mark messages as important.
339 FOLDER is the ELMO folder structure.
340 NUMBERS is a list of message numbers to be processed.")
342 (luna-define-generic elmo-folder-mark-as-important (folder numbers)
343 "Mark messages as important.
344 FOLDER is the ELMO folder structure.
345 NUMBERS is a list of message numbers to be processed.")
347 (luna-define-generic elmo-folder-unmark-read (folder numbers)
348 "Un-mark messages as read.
349 FOLDER is the ELMO folder structure.
350 NUMBERS is a list of message numbers to be processed.")
352 (luna-define-generic elmo-folder-mark-as-read (folder numbers)
353 "Mark messages as read.
354 FOLDER is the ELMO folder structure.
355 NUMBERS is a list of message numbers to be processed.")
357 (luna-define-generic elmo-folder-unmark-answered (folder numbers)
358 "Un-mark messages as answered.
359 FOLDER is the ELMO folder structure.
360 NUMBERS is a list of message numbers to be processed.")
362 (luna-define-generic elmo-folder-mark-as-answered (folder numbers)
363 "Mark messages as answered.
364 FOLDER is the ELMO folder structure.
365 NUMBERS is a list of message numbers to be processed.")
367 (luna-define-generic elmo-folder-append-buffer (folder unread &optional number)
368 "Append current buffer as a new message.
369 FOLDER is the destination folder(ELMO folder structure).
370 If UNREAD is non-nil, message is appended as unread.
371 If optional argument NUMBER is specified, the new message number is set
374 (luna-define-generic elmo-folder-append-messages (folder
379 "Append messages from folder.
380 FOLDER is the ELMO folder structure.
381 Caller should make sure FOLDER is `writable'.
382 (Can be checked with `elmo-folder-writable-p').
383 SRC-FOLDER is the source ELMO folder structure.
384 NUMBERS is the message numbers to be appended in the SRC-FOLDER.
385 If second optional argument SAME-NUMBER is specified,
386 message number is preserved (if possible).")
388 (luna-define-generic elmo-folder-pack-numbers (folder)
389 "Pack message numbers of FOLDER.")
391 (luna-define-generic elmo-folder-update-number (folder)
392 "Update number of FOLDER.")
394 (luna-define-generic elmo-folder-diff-async (folder)
395 "Get diff of FOLDER asynchronously.")
397 (luna-define-generic elmo-folder-expand-msgdb-path (folder)
398 "Expand path for FOLDER.")
400 (luna-define-generic elmo-folder-get-primitive-list (folder)
401 "Get primitive folder structure list contained in FOLDER.")
403 (luna-define-generic elmo-folder-contains-type (folder type)
404 "Returns t if FOLDER contains TYPE.")
406 (luna-define-generic elmo-folder-local-p (folder)
407 "Returns t if FOLDER is local.")
409 (luna-define-generic elmo-folder-message-file-p (folder)
410 "Returns t if all messages in the FOLDER are files.")
413 (luna-define-generic elmo-message-use-cache-p (folder number)
414 "Returns t if the message in the FOLDER with NUMBER uses cache.")
416 (luna-define-generic elmo-message-file-name (folder number)
417 "Return the file name of a message specified by FOLDER and NUMBER.")
421 ;;; Use original file
422 (luna-define-generic elmo-folder-message-file-number-p (folder)
423 "Return t if the file name in the FOLDER is the message number.")
425 (luna-define-generic elmo-folder-message-file-directory (folder)
426 "Return the directory of the message files of FOLDER.")
428 ;;; Use temporary file
429 (luna-define-generic elmo-folder-message-make-temp-file-p (folder)
430 "Return t if the messages in the FOLDER makes local temporary file.")
432 (luna-define-generic elmo-folder-message-make-temp-files (folder
436 "Make a new temporary files from the messages in the FOLDER with NUMBERS.
437 If START-NUMBER is specified, temporary files begin from the number.
438 Otherwise, same number is used for temporary files.
439 Return newly created temporary directory name which contains temporary files.")
441 (luna-define-generic elmo-message-file-p (folder number)
442 "Return t if message in the FOLDER with NUMBER is a file.")
444 (luna-define-generic elmo-find-fetch-strategy
445 (folder entity &optional ignore-cache)
446 ;; Returns the message fetching strategy suitable for the message.
447 ;; FOLDER is the ELMO folder structure.
448 ;; ENTITY is the overview entity of the message in the folder.
449 ;; If optional argument IGNORE-CACHE is non-nil, cache is ignored.
450 ;; Returned value is a elmo-fetch-strategy object.
451 ;; If return value is nil, message should not be nil.
454 (defmacro elmo-make-fetch-strategy (entireness
459 ;; Make elmo-message-fetching strategy.
460 ;; ENTIRENESS is 'entire or 'section.
461 ;; 'entire means fetch message entirely at once.
462 ;; 'section means fetch message section by section.
463 ;; If optional USE-CACHE is non-nil, existing cache is used and otherwise,
464 ;; existing cache is thrown away.
465 ;; If SAVE-CACHE is non-nil, fetched message is saved.
466 ;; CACHE-PATH is the cache path to be used as a message cache file.
467 (` (vector (, entireness)
468 (, use-cache) (, save-cache) (, cache-path))))
470 (defmacro elmo-fetch-strategy-entireness (strategy)
471 ;; Return entireness of STRATEGY.
472 (` (aref (, strategy) 0)))
474 (defmacro elmo-fetch-strategy-use-cache (strategy)
475 ;; Return use-cache of STRATEGY.
476 (` (aref (, strategy) 1)))
478 (defmacro elmo-fetch-strategy-save-cache (strategy)
479 ;; Return save-cache of STRATEGY.
480 (` (aref (, strategy) 2)))
482 (defmacro elmo-fetch-strategy-cache-path (strategy)
483 ;; Return cache-path of STRATEGY.
484 (` (aref (, strategy) 3)))
486 (luna-define-method elmo-find-fetch-strategy
487 ((folder elmo-folder) entity &optional ignore-cache)
488 (let (cache-file size message-id number)
489 (setq size (elmo-msgdb-overview-entity-get-size entity))
490 (setq message-id (elmo-msgdb-overview-entity-get-id entity))
491 (setq number (elmo-msgdb-overview-entity-get-number entity))
492 (setq cache-file (elmo-file-cache-get message-id))
493 (setq ignore-cache (or ignore-cache
494 (null (elmo-message-use-cache-p folder number))))
496 (null (elmo-file-cache-status cache-file)))
497 ;; No cache or ignore-cache.
498 (if (and (not (elmo-folder-local-p folder))
499 elmo-message-fetch-threshold
501 (>= size elmo-message-fetch-threshold)
502 (or (not elmo-message-fetch-confirm)
503 (not (prog1 (y-or-n-p
504 (format "Fetch entire message(%dbytes)? "
507 ;; Don't fetch message at all.
509 ;; Don't use existing cache and fetch entire message at once.
510 (elmo-make-fetch-strategy
512 (elmo-message-use-cache-p folder number)
513 (elmo-file-cache-path cache-file)))
515 (if (not ignore-cache)
516 (elmo-make-fetch-strategy
518 ;; ...But ignore current section cache and re-fetch
520 (not (eq (elmo-file-cache-status cache-file) 'section))
522 (elmo-message-use-cache-p folder number)
523 (elmo-file-cache-path cache-file))))))
525 (luna-define-method elmo-folder-list-messages-internal
526 ((folder elmo-folder) &optional visible-only)
529 (defun elmo-folder-encache (folder numbers &optional unread)
530 "Encache messages in the FOLDER with NUMBERS.
531 If UNREAD is non-nil, messages are not marked as read."
532 (dolist (number numbers)
533 (elmo-message-encache folder number unread)))
535 (luna-define-generic elmo-message-encache (folder number &optional read)
536 "Encache message in the FOLDER with NUMBER.
537 If READ is non-nil, message is marked as read.")
539 (luna-define-method elmo-message-encache ((folder elmo-folder) number
543 (elmo-make-fetch-strategy 'entire
546 (elmo-file-cache-get-path
548 folder number 'message-id)))
551 (luna-define-generic elmo-message-fetch (folder number strategy
556 "Fetch a message and return as a string.
557 FOLDER is the ELMO folder structure.
558 NUMBER is the number of the message in the FOLDER.
559 STRATEGY is the message fetching strategy.
560 If optional argument SECTION is specified, only the SECTION of the message
561 is fetched (if possible).
562 If second optional argument OUTBUF is specified, fetched message is
563 inserted to the buffer and returns t if fetch was ended successfully.
564 If third optional argument UNREAD is non-nil, message is not marked as read.
565 Returns non-nil if fetching was succeed.")
567 (luna-define-generic elmo-message-fetch-with-cache-process (folder
572 "Fetch a message into current buffer with cache process.
573 FOLDER is the ELMO folder structure.
574 NUMBER is the number of the message in the FOLDER.
575 STRATEGY is the message fetching strategy.
576 If optional argument SECTION is specified, only the SECTION of the message
577 is fetched (if possible).
578 If second optional argument UNREAD is non-nil, message is not marked as read.
579 Returns non-nil if fetching was succeed.")
581 (luna-define-generic elmo-message-fetch-internal (folder number strategy
585 "Fetch a message into current buffer.
586 FOLDER is the ELMO folder structure.
587 NUMBER is the number of the message in the FOLDER.
588 STRATEGY is the message fetching strategy.
589 If optional argument SECTION is specified, only the SECTION of the message
590 is fetched (if possible).
591 If second optional argument UNREAD is non-nil, message is not marked as read.
592 Returns non-nil if fetching was succeed.")
594 (luna-define-generic elmo-message-fetch-field (folder number field)
595 "Fetch a message field value.
596 FOLDER is the ELMO folder structure.
597 NUMBER is the number of the message in the FOLDER.
598 FIELD is a symbol of the field name.")
600 (luna-define-generic elmo-message-folder (folder number)
601 "Get primitive folder of the message.")
603 (luna-define-generic elmo-folder-process-crosspost (folder
606 "Process crosspost for FOLDER.
607 If NUMBER-ALIST is set, it is used as number-alist.
608 Return a cons cell of (NUMBER-CROSSPOSTS . NEW-MARK-ALIST).")
610 (luna-define-generic elmo-folder-append-msgdb (folder append-msgdb)
611 "Append APPEND-MSGDB to the current msgdb of the folder.")
613 (luna-define-generic elmo-folder-newsgroups (folder)
614 "Return list of newsgroup name of FOLDER.")
616 (luna-define-generic elmo-folder-search-requires-msgdb-p (folder condition)
617 "Return non-nil if searching in FOLDER by CONDITION requires msgdb fetch.")
619 (defun elmo-folder-search-requires-msgdb-p-internal (folder condition)
620 (if (listp condition)
621 (or (elmo-folder-search-requires-msgdb-p-internal
622 folder (nth 1 condition))
623 (elmo-folder-search-requires-msgdb-p-internal
624 folder (nth 2 condition)))
625 (and (not (string= (elmo-filter-key condition) "last"))
626 (not (string= (elmo-filter-key condition) "first")))))
628 (luna-define-method elmo-folder-search-requires-msgdb-p ((folder elmo-folder)
630 (elmo-folder-search-requires-msgdb-p-internal folder condition))
632 (luna-define-method elmo-folder-newsgroups ((folder elmo-folder))
635 (luna-define-method elmo-folder-open ((folder elmo-folder)
636 &optional load-msgdb)
637 (elmo-generic-folder-open folder load-msgdb))
639 (defun elmo-generic-folder-open (folder load-msgdb)
640 (let ((inhibit-quit t))
641 (if load-msgdb (elmo-folder-msgdb folder))
642 (elmo-folder-set-killed-list-internal
644 (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder))))
645 (elmo-folder-open-internal folder))
647 (luna-define-method elmo-folder-open-internal ((folder elmo-folder))
648 nil ; default is do nothing.
651 (luna-define-method elmo-folder-check ((folder elmo-folder))
652 nil) ; default is noop.
654 (luna-define-method elmo-folder-commit ((folder elmo-folder))
655 (elmo-generic-folder-commit folder))
657 (defun elmo-generic-folder-commit (folder)
658 (when (elmo-folder-persistent-p folder)
659 (when (elmo-folder-message-modified-internal folder)
660 (elmo-msgdb-overview-save
661 (elmo-folder-msgdb-path folder)
662 (elmo-msgdb-get-overview (elmo-folder-msgdb folder)))
663 (elmo-msgdb-number-save
664 (elmo-folder-msgdb-path folder)
665 (elmo-msgdb-get-number-alist (elmo-folder-msgdb folder)))
666 (elmo-folder-set-info-max-by-numdb
668 (elmo-msgdb-get-number-alist
669 (elmo-folder-msgdb folder)))
670 (elmo-folder-set-message-modified-internal folder nil)
671 (elmo-msgdb-killed-list-save
672 (elmo-folder-msgdb-path folder)
673 (elmo-folder-killed-list-internal folder)))
674 (when (elmo-folder-mark-modified-internal folder)
675 (elmo-msgdb-mark-save
676 (elmo-folder-msgdb-path folder)
677 (elmo-msgdb-get-mark-alist (elmo-folder-msgdb folder)))
678 (elmo-folder-set-mark-modified-internal folder nil))))
680 (luna-define-method elmo-folder-close-internal ((folder elmo-folder))
684 (luna-define-method elmo-folder-close ((folder elmo-folder))
685 (elmo-generic-folder-close folder)
686 (elmo-folder-close-internal folder))
688 (defun elmo-generic-folder-close (folder)
689 (elmo-folder-commit folder)
690 (elmo-folder-set-msgdb-internal folder nil)
691 (elmo-folder-set-killed-list-internal folder nil))
693 (luna-define-method elmo-folder-plugged-p ((folder elmo-folder))
694 t) ; default is plugged.
696 (luna-define-method elmo-folder-set-plugged ((folder elmo-folder) plugged
698 nil) ; default is do nothing.
700 (luna-define-method elmo-folder-use-flag-p ((folder elmo-folder))
701 nil) ; default is no flag.
703 (luna-define-method elmo-folder-persistent-p ((folder elmo-folder))
704 (elmo-folder-persistent-internal folder))
706 (luna-define-method elmo-folder-creatable-p ((folder elmo-folder))
707 nil) ; default is not creatable.
709 (luna-define-method elmo-folder-writable-p ((folder elmo-folder))
710 nil) ; default is not writable.
712 (luna-define-method elmo-folder-delete ((folder elmo-folder))
713 (elmo-msgdb-delete-path folder))
715 (luna-define-method elmo-folder-rename ((folder elmo-folder) new-name)
716 (let* ((new-folder (elmo-make-folder new-name)))
717 (unless (eq (elmo-folder-type-internal folder)
718 (elmo-folder-type-internal new-folder))
719 (error "Not same folder type"))
720 (if (or (file-exists-p (elmo-folder-msgdb-path new-folder))
721 (elmo-folder-exists-p new-folder))
722 (error "Already exists folder: %s" new-name))
723 (elmo-folder-send folder 'elmo-folder-rename-internal new-folder)
724 (elmo-msgdb-rename-path folder new-folder)))
726 (defsubst elmo-folder-search-fast (folder condition numbers)
729 (member (elmo-filter-key condition) '("first" "last" "mark")))
730 (if (string= (elmo-filter-key condition) "mark")
731 (let ((msgdb (elmo-folder-msgdb folder)))
732 ;; msgdb should be synchronized at this point.
734 ((string= (elmo-filter-value condition) "unread")
735 (elmo-folder-list-unreads folder))
736 ((string= (elmo-filter-value condition) "important")
737 (elmo-folder-list-importants folder))
738 ((string= (elmo-filter-value condition) "answered")
739 (elmo-folder-list-answereds folder))
740 ((string= (elmo-filter-value condition) "any")
741 (nconc (elmo-folder-list-unreads folder)
742 (elmo-folder-list-importants folder)
743 (elmo-folder-list-answereds folder)))))
744 (let ((len (length numbers))
745 (lastp (string= (elmo-filter-key condition) "last"))
746 (value (string-to-number (elmo-filter-value condition))))
747 (when (eq (elmo-filter-type condition) 'unmatch)
748 (setq lastp (not lastp)
749 value (- len value)))
751 (nthcdr (max (- len value) 0) numbers)
753 (let ((last (nthcdr (1- value) numbers)))
758 (luna-define-method elmo-folder-search ((folder elmo-folder)
761 (let ((numbers (or numbers (elmo-folder-list-messages folder))))
762 (or (elmo-folder-search-fast folder condition numbers)
763 (let ((msgdb (elmo-folder-msgdb folder))
764 (len (length numbers))
766 (when (> len elmo-display-progress-threshold)
767 (elmo-progress-set 'elmo-folder-search len "Searching..."))
769 (dolist (number numbers)
770 (let ((entity (elmo-msgdb-overview-get-entity number msgdb))
773 (setq result (elmo-msgdb-match-condition
777 (setq result condition))
778 (when (elmo-filter-condition-p result)
779 (setq result (elmo-message-match-condition
785 (setq matched (cons number matched))))
786 (elmo-progress-notify 'elmo-folder-search))
787 (elmo-progress-clear 'elmo-folder-search))
788 (nreverse matched)))))
790 (luna-define-method elmo-message-match-condition ((folder elmo-folder)
793 (let ((filename (cond
794 ((elmo-message-file-name folder number))
795 ((let* ((cache (elmo-file-cache-get
796 (elmo-message-field folder number
798 (cache-path (elmo-file-cache-path cache)))
799 (when (and cache-path
800 (not (elmo-cache-path-section-p cache-path)))
803 (file-readable-p filename))
805 (insert-file-contents-as-binary filename)
806 (elmo-set-buffer-multibyte default-enable-multibyte-characters)
807 ;; Should consider charset?
808 (decode-mime-charset-region (point-min) (point-max) elmo-mime-charset)
809 (elmo-buffer-field-condition-match condition number numbers)))))
811 (luna-define-method elmo-folder-pack-numbers ((folder elmo-folder))
812 nil) ; default is noop.
814 (luna-define-method elmo-folder-update-number ((folder elmo-folder))
815 nil) ; default is noop.
817 (luna-define-method elmo-folder-message-file-p ((folder elmo-folder))
818 nil) ; default is not file.
820 (luna-define-method elmo-folder-message-file-number-p ((folder elmo-folder))
821 nil) ; default is not number.
823 (luna-define-method elmo-folder-message-make-temp-file-p ((folder elmo-folder))
824 nil) ; default is not make temp file.
826 (luna-define-method elmo-message-file-name ((folder elmo-folder)
828 nil) ; default is no name.
830 (luna-define-method elmo-folder-local-p ((folder elmo-folder))
831 t) ; default is local.
833 (luna-define-method elmo-folder-have-subfolder-p ((folder elmo-folder))
837 ;; Folder info is a message number information cache (hashtable)
838 (defsubst elmo-folder-get-info (folder &optional hashtb)
839 "Return FOLDER info from HASHTB (default is `elmo-folder-info-hashtb')."
840 (elmo-get-hash-val (elmo-folder-name-internal folder)
841 (or hashtb elmo-folder-info-hashtb)))
843 (defun elmo-folder-set-info-hashtb (folder max numbers &optional new unread)
844 "Set FOLDER info (means MAX, NUMBERS, NEW and UNREAD)."
845 (let ((info (elmo-folder-get-info folder)))
847 (or new (setq new (nth 0 info)))
848 (or unread (setq unread (nth 1 info)))
849 (or numbers (setq numbers (nth 2 info)))
850 (or max (setq max (nth 3 info))))
851 (elmo-set-hash-val (elmo-folder-name-internal folder)
852 (list new unread numbers max)
853 elmo-folder-info-hashtb)))
855 (defun elmo-folder-set-info-max-by-numdb (folder msgdb-number)
856 "Set FOLDER info by MSGDB-NUMBER in msgdb."
857 (let ((num-db (sort (mapcar 'car msgdb-number) '<)))
858 (elmo-folder-set-info-hashtb
860 (or (nth (max 0 (1- (length num-db))) num-db) 0)
861 nil ;;(length num-db)
864 (defun elmo-folder-get-info-max (folder)
865 "Return max number of FODLER from folder info."
866 (nth 3 (elmo-folder-get-info folder)))
868 (defun elmo-folder-get-info-length (folder)
869 "Return length of FODLER from folder info."
870 (nth 2 (elmo-folder-get-info folder)))
872 (defun elmo-folder-get-info-unread (folder)
873 "Return unread of FODLER from folder info."
874 (nth 1 (elmo-folder-get-info folder)))
876 (defun elmo-folder-info-make-hashtb (info-alist hashtb)
877 "Setup folder info hashtable by INFO-ALIST on HASHTB."
878 (let* ((hashtb (or hashtb
879 (elmo-make-hash (length info-alist)))))
882 (let ((info (cadr x)))
883 (and (intern-soft (car x) hashtb)
884 (elmo-set-hash-val (car x)
885 (list (nth 2 info) ;; new
886 (nth 3 info) ;; unread
887 (nth 1 info) ;; length
891 (setq elmo-folder-info-hashtb hashtb)))
893 (defsubst elmo-diff-new (diff)
896 (defsubst elmo-diff-unread (diff)
897 (when (consp (cdr diff))
900 (defsubst elmo-diff-all (diff)
901 (if (consp (cdr diff))
905 (defsubst elmo-strict-folder-diff (folder)
906 "Return folder diff information strictly from FOLDER."
907 (let* ((dir (elmo-folder-msgdb-path folder))
908 (nalist (elmo-msgdb-get-number-alist (elmo-folder-msgdb folder)))
909 (in-db (sort (mapcar 'car nalist) '<))
910 (in-folder (elmo-folder-list-messages folder))
911 append-list delete-list diff)
912 (cons (if (equal in-folder in-db)
914 (setq diff (elmo-list-diff
918 (setq append-list (car diff))
919 (setq delete-list (cadr diff))
923 (- 0 (length delete-list))
925 (length in-folder))))
927 (luna-define-method elmo-folder-diff ((folder elmo-folder)
929 (elmo-generic-folder-diff folder numbers))
931 (defun elmo-generic-folder-diff (folder numbers)
932 (if (elmo-string-match-member (elmo-folder-name-internal folder)
933 elmo-strict-diff-folder-list)
934 (elmo-strict-folder-diff folder)
935 (let ((cached-in-db-max (elmo-folder-get-info-max folder))
936 (in-folder (elmo-folder-status folder))
941 (setq in-db-max (or (nth (max 0 (1- (length numbers))) numbers)
943 (if (not cached-in-db-max)
944 (let ((number-list (mapcar 'car
945 (elmo-msgdb-number-load
946 (elmo-folder-msgdb-path folder)))))
948 (setq in-db (sort number-list '<))
949 (setq in-db-max (or (nth (max 0 (1- (length in-db))) in-db)
951 (elmo-folder-set-info-hashtb folder in-db-max nil))
952 (setq in-db-max cached-in-db-max)))
953 (setq unsync (if (and in-db
955 (- (car in-folder) in-db-max)
959 (if (null (car in-folder))
961 (setq messages (cdr in-folder))
962 (if (and unsync messages (> unsync messages))
963 (setq unsync messages))
964 (cons (or unsync 0) (or messages 0)))))
966 (defvar elmo-folder-diff-async-callback nil)
967 (defvar elmo-folder-diff-async-callback-data nil)
969 (luna-define-method elmo-folder-diff-async ((folder elmo-folder))
970 (and elmo-folder-diff-async-callback
971 (funcall elmo-folder-diff-async-callback
973 (elmo-folder-diff folder))))
975 (luna-define-method elmo-folder-get-primitive-list ((folder elmo-folder))
978 (luna-define-method elmo-folder-contains-type ((folder elmo-folder) type)
979 (eq (elmo-folder-type-internal folder) type))
981 (luna-define-method elmo-folder-append-messages ((folder elmo-folder)
986 (elmo-generic-folder-append-messages folder src-folder numbers
989 (defun elmo-generic-folder-append-messages (folder src-folder numbers
991 (let (unseen seen-list succeed-numbers failure cache)
993 (set-buffer-multibyte nil)
997 (setq cache (elmo-file-cache-get
998 (elmo-message-field src-folder
1005 src-folder (car numbers)
1006 (if (elmo-folder-plugged-p src-folder)
1007 (elmo-make-fetch-strategy
1009 (and cache (elmo-file-cache-path cache)))
1010 (or (and elmo-enable-disconnected-operation
1012 (eq (elmo-file-cache-status cache) 'entire)
1013 (elmo-make-fetch-strategy
1015 (elmo-file-cache-path cache)))
1016 (error "Unplugged")))
1017 nil (current-buffer)
1020 (elmo-folder-append-buffer
1022 (setq unseen (member (elmo-message-mark
1023 src-folder (car numbers))
1024 (elmo-msgdb-unread-marks)))
1025 (if same-number (car numbers))))))
1026 (error (setq failure t)))
1027 ;; FETCH & APPEND finished
1030 (setq seen-list (cons (elmo-message-field
1031 src-folder (car numbers)
1034 (setq succeed-numbers (cons (car numbers) succeed-numbers)))
1035 (elmo-progress-notify 'elmo-folder-move-messages)
1036 (setq numbers (cdr numbers)))
1037 (if (and seen-list (elmo-folder-persistent-p folder))
1038 (elmo-msgdb-seen-save (elmo-folder-msgdb-path folder)
1039 (nconc (elmo-msgdb-seen-load
1040 (elmo-folder-msgdb-path folder))
1044 ;; Arguments should be reduced.
1045 (defun elmo-folder-move-messages (src-folder msgs dst-folder
1052 (let* ((messages msgs)
1053 (elmo-inhibit-display-retrieval-progress t)
1056 (if (eq dst-folder 'null)
1057 (setq succeeds messages)
1058 (unless (elmo-folder-writable-p dst-folder)
1059 (error "move: %d is not writable"
1060 (elmo-folder-name-internal dst-folder)))
1062 ;; src is already opened.
1063 (elmo-folder-open-internal dst-folder)
1064 (unless (setq succeeds (elmo-folder-append-messages dst-folder
1068 (error "move: append message to %s failed"
1069 (elmo-folder-name-internal dst-folder)))
1070 (elmo-folder-close dst-folder))
1071 (when (and (elmo-folder-persistent-p dst-folder)
1073 ;; Save to seen list.
1074 (let* ((dir (elmo-folder-msgdb-path dst-folder))
1075 (seen-list (elmo-msgdb-seen-load dir)))
1077 (elmo-msgdb-add-msgs-to-seen-list
1078 msgs (elmo-folder-msgdb src-folder)
1080 (elmo-msgdb-seen-save dir seen-list))))
1081 (if (and (not no-delete) succeeds)
1083 (if (not no-delete-info)
1084 (message "Cleaning up src folder..."))
1085 (if (and (elmo-folder-delete-messages src-folder succeeds)
1086 (elmo-msgdb-delete-msgs
1087 (elmo-folder-msgdb src-folder) succeeds))
1089 (message "move: delete messages from %s failed."
1090 (elmo-folder-name-internal src-folder))
1093 (not no-delete-info))
1094 (message "Cleaning up src folder...done"))
1098 (message "Copying messages...done")
1101 (message "No message was moved.")
1102 (message "Moving messages failed.")
1106 (defun elmo-folder-msgdb-path (folder)
1107 "Return the msgdb path for FOLDER."
1108 (or (elmo-folder-path-internal folder)
1109 (elmo-folder-set-path-internal
1111 (elmo-folder-expand-msgdb-path folder))))
1113 (defun elmo-message-mark (folder number)
1114 "Get mark of the message.
1115 FOLDER is the ELMO folder structure.
1116 NUMBER is a number of the message."
1117 (elmo-msgdb-get-mark (elmo-folder-msgdb folder) number))
1119 (defun elmo-folder-list-messages-mark-match (folder mark-regexp)
1120 "List messages in the FOLDER which have a mark that matches MARK-REGEXP"
1121 (let ((case-fold-search nil)
1124 (dolist (elem (elmo-msgdb-get-mark-alist (elmo-folder-msgdb folder)))
1125 (if (string-match mark-regexp (cadr elem))
1126 (setq matched (cons (car elem) matched)))))
1129 (defun elmo-message-field (folder number field)
1130 "Get message field value in the msgdb.
1131 FOLDER is the ELMO folder structure.
1132 NUMBER is a number of the message.
1133 FIELD is a symbol of the field."
1134 (elmo-msgdb-get-field (elmo-folder-msgdb folder) number field))
1136 (defun elmo-message-set-mark (folder number mark)
1137 ;; Set mark for the message in the FOLDER with NUMBER as MARK.
1138 (elmo-msgdb-set-mark
1139 (elmo-folder-msgdb folder)
1142 (luna-define-method elmo-message-use-cache-p ((folder elmo-folder) number)
1143 nil) ; default is not use cache.
1145 (luna-define-method elmo-message-folder ((folder elmo-folder) number)
1146 folder) ; default is folder
1148 (luna-define-method elmo-folder-unmark-important ((folder elmo-folder)
1150 (when (elmo-folder-msgdb-internal folder)
1151 (dolist (number numbers)
1152 (elmo-msgdb-unset-status (elmo-folder-msgdb folder)
1157 (luna-define-method elmo-folder-mark-as-important ((folder elmo-folder)
1159 (when (elmo-folder-msgdb-internal folder)
1160 (dolist (number numbers)
1161 (elmo-msgdb-set-status (elmo-folder-msgdb folder)
1166 (luna-define-method elmo-folder-unmark-read ((folder elmo-folder) numbers)
1167 (when (elmo-folder-msgdb-internal folder)
1168 (dolist (number numbers)
1169 (elmo-msgdb-unset-status (elmo-folder-msgdb folder)
1174 (luna-define-method elmo-folder-mark-as-read ((folder elmo-folder) numbers)
1175 (when (elmo-folder-msgdb-internal folder)
1176 (dolist (number numbers)
1177 (elmo-msgdb-set-status (elmo-folder-msgdb folder)
1182 (luna-define-method elmo-folder-unmark-answered ((folder elmo-folder) numbers)
1183 (when (elmo-folder-msgdb-internal folder)
1184 (dolist (number numbers)
1185 (elmo-msgdb-unset-status (elmo-folder-msgdb folder)
1190 (luna-define-method elmo-folder-mark-as-answered ((folder elmo-folder) numbers)
1191 (when (elmo-folder-msgdb-internal folder)
1192 (dolist (number numbers)
1193 (elmo-msgdb-set-status (elmo-folder-msgdb folder)
1198 (luna-define-method elmo-folder-process-crosspost ((folder elmo-folder)
1204 (defun elmo-generic-folder-append-msgdb (folder append-msgdb)
1206 (let* ((number-alist (elmo-msgdb-get-number-alist append-msgdb))
1207 (all-alist (copy-sequence (append
1208 (elmo-msgdb-get-number-alist
1209 (elmo-folder-msgdb folder))
1215 (elmo-folder-set-msgdb-internal folder
1217 (elmo-folder-msgdb folder)
1220 (setq all-alist (delq (car cur) all-alist))
1221 ;; same message id exists.
1222 (if (setq pair (rassoc (cdr (car cur)) all-alist))
1223 (setq to-be-deleted (nconc to-be-deleted (list (car pair)))))
1224 (setq cur (cdr cur)))
1225 (cond ((eq (elmo-folder-process-duplicates-internal folder)
1228 (setq overview (elmo-delete-if
1230 (memq (elmo-msgdb-overview-entity-get-number
1233 (elmo-msgdb-get-overview append-msgdb)))
1234 ;; Should be mark as read.
1235 (elmo-folder-mark-as-read folder to-be-deleted)
1236 (elmo-msgdb-set-overview append-msgdb overview))
1237 ((eq (elmo-folder-process-duplicates-internal folder)
1239 ;; Mark as read duplicates.
1240 (elmo-folder-mark-as-read folder to-be-deleted))
1243 (setq to-be-deleted nil)))
1244 (length to-be-deleted))
1247 (luna-define-method elmo-folder-append-msgdb ((folder elmo-folder)
1249 (elmo-generic-folder-append-msgdb folder append-msgdb))
1251 (defun elmo-folder-confirm-appends (appends)
1252 (let ((len (length appends))
1254 (if (and elmo-folder-update-threshold
1255 (> len elmo-folder-update-threshold)
1256 elmo-folder-update-confirm)
1257 (if (y-or-n-p (format "Too many messages(%d). Update all? " len))
1259 (setq in elmo-folder-update-threshold)
1262 (setq in (read-from-minibuffer "Update number: "
1264 in (string-to-int in))
1267 (if (y-or-n-p (format "%d messages are not appeared. OK? "
1268 (max (- len in) 0)))
1270 (nthcdr (max (- len in) 0) appends))
1271 (if (and elmo-folder-update-threshold
1272 (> len elmo-folder-update-threshold)
1273 (not elmo-folder-update-confirm))
1274 (nthcdr (max (- len elmo-folder-update-threshold) 0) appends)
1277 (luna-define-method elmo-message-fetch ((folder elmo-folder)
1284 (with-current-buffer outbuf
1286 (elmo-message-fetch-with-cache-process folder number
1287 strategy section unread))
1289 (elmo-message-fetch-with-cache-process folder number
1290 strategy section unread)
1293 (luna-define-method elmo-message-fetch-with-cache-process ((folder elmo-folder)
1297 (let ((cache-path (elmo-fetch-strategy-cache-path strategy))
1299 (cond ((eq (elmo-fetch-strategy-use-cache strategy) 'maybe)
1301 ((elmo-fetch-strategy-use-cache strategy)
1306 (while (and method-priorities
1309 (case (car method-priorities)
1311 (elmo-file-cache-load cache-path section))
1313 (when (and (condition-case error
1314 (elmo-message-fetch-internal folder number
1318 (error (setq err error) nil))
1319 (> (buffer-size) 0))
1320 (elmo-delete-cr-buffer)
1321 (when (and (elmo-fetch-strategy-save-cache strategy)
1323 (elmo-file-cache-save cache-path section))
1325 method-priorities (cdr method-priorities)))
1327 (and err (signal (car err) (cdr err))))))
1329 (luna-define-method elmo-folder-clear ((folder elmo-folder)
1330 &optional keep-killed)
1332 (elmo-folder-set-killed-list-internal folder nil))
1333 (elmo-folder-set-msgdb-internal folder (elmo-msgdb-clear)))
1335 (defun elmo-folder-synchronize (folder
1336 &optional ignore-msgdb
1338 "Synchronize the folder data to the newest status.
1339 FOLDER is the ELMO folder structure.
1340 If optional IGNORE-MSGDB is non-nil, current msgdb is thrown away except
1341 read mark status. If IGNORE-MSGDB is 'visible-only, only visible messages
1342 \(the messages which are not in the killed-list\) are thrown away and
1344 If NO-CHECK is non-nil, rechecking folder is skipped.
1346 Return a list of a cross-posted message number.
1347 If update process is interrupted, return nil."
1348 (let ((killed-list (elmo-folder-killed-list-internal folder))
1350 number-alist mark-alist
1351 old-msgdb diff diff-2 delete-list new-list new-msgdb mark
1352 seen-list crossed after-append)
1353 (setq old-msgdb (elmo-folder-msgdb folder))
1355 (setq seen-list (elmo-msgdb-seen-load (elmo-folder-msgdb-path folder)))
1356 (setq number-alist (elmo-msgdb-get-number-alist
1357 (elmo-folder-msgdb folder)))
1358 (setq mark-alist (elmo-msgdb-get-mark-alist
1359 (elmo-folder-msgdb folder)))
1362 (setq seen-list (nconc (elmo-msgdb-seen-list
1363 (elmo-folder-msgdb folder))
1365 (elmo-folder-clear folder (eq ignore-msgdb 'visible-only))))
1366 (unless no-check (elmo-folder-check folder))
1369 (message "Checking folder diff...")
1370 ;; TODO: killed list is loaded in elmo-folder-open and
1371 ;; list-messages use internal killed-list-folder.
1372 (setq diff (elmo-list-diff (elmo-folder-list-messages
1374 (eq 'visible-only ignore-msgdb))
1375 (unless ignore-msgdb
1380 (message "Checking folder diff...done")
1381 (setq new-list (elmo-folder-confirm-appends (car diff)))
1383 (when (and (not (eq (length (car diff))
1385 (setq diff-2 (elmo-list-diff (car diff) new-list)))
1386 (elmo-msgdb-append-to-killed-list folder (car diff-2)))
1387 (setq delete-list (cadr diff))
1388 (if (or (equal diff '(nil nil))
1390 (and (eq (length (car diff)) 0)
1391 (eq (length (cadr diff)) 0)))
1393 (elmo-folder-update-number folder)
1394 (elmo-folder-process-crosspost folder)
1397 (if delete-list (elmo-msgdb-delete-msgs
1398 (elmo-folder-msgdb folder) delete-list))
1400 (setq new-msgdb (elmo-folder-msgdb-create
1401 folder new-list seen-list))
1402 (elmo-msgdb-change-mark (elmo-folder-msgdb folder)
1404 elmo-msgdb-unread-uncached-mark)
1406 (if (elmo-folder-persistent-p folder)
1407 (setq seen-list (elmo-msgdb-seen-save
1408 (elmo-folder-msgdb-path folder) nil)))
1409 (setq before-append nil)
1410 (setq crossed (elmo-folder-append-msgdb folder new-msgdb))
1411 ;; process crosspost.
1412 ;; Return a cons cell of (NUMBER-CROSSPOSTS . NEW-MARK-ALIST).
1413 (elmo-folder-process-crosspost folder)
1414 (elmo-folder-set-message-modified-internal folder t)
1415 (elmo-folder-set-mark-modified-internal folder t))
1419 ;; Resume to the original status.
1421 (elmo-folder-set-msgdb-internal folder old-msgdb))
1422 (elmo-folder-set-killed-list-internal folder killed-list)
1425 (defun elmo-folder-messages (folder)
1426 "Return number of messages in the FOLDER."
1428 (elmo-msgdb-get-number-alist
1429 (elmo-folder-msgdb folder))))
1431 (defun elmo-msgdb-load (folder &optional silent)
1433 (message "Loading msgdb for %s..." (elmo-folder-name-internal folder)))
1434 (let ((msgdb (elmo-load-msgdb (elmo-folder-msgdb-path folder))))
1435 (elmo-folder-set-info-max-by-numdb folder
1436 (elmo-msgdb-get-number-alist msgdb))
1439 (message "Loading msgdb for %s...done"
1440 (elmo-folder-name-internal folder)))
1443 (defun elmo-msgdb-delete-path (folder)
1444 (let ((path (elmo-folder-msgdb-path folder)))
1445 (if (file-directory-p path)
1446 (elmo-delete-directory path t))))
1448 (defun elmo-msgdb-rename-path (old-folder new-folder)
1449 (let* ((old (directory-file-name (elmo-folder-msgdb-path old-folder)))
1450 (new (directory-file-name (elmo-folder-msgdb-path new-folder)))
1451 (new-dir (directory-file-name (file-name-directory new))))
1452 (if (not (file-directory-p old))
1454 (if (file-exists-p new)
1455 (error "Already exists directory: %s" new)
1456 (if (not (file-exists-p new-dir))
1457 (elmo-make-directory new-dir))
1458 (rename-file old new)))))
1460 (defun elmo-setup-subscribed-newsgroups (groups)
1461 "Setup subscribed newsgroups.
1462 GROUPS is a list of newsgroup name string.
1463 Return a hashtable for newsgroups."
1464 (let ((hashtb (or elmo-newsgroups-hashtb
1465 (setq elmo-newsgroups-hashtb
1466 (elmo-make-hash (length groups))))))
1467 (dolist (group groups)
1468 (or (elmo-get-hash-val group hashtb)
1469 (elmo-set-hash-val group nil hashtb)))
1470 (setq elmo-newsgroups-hashtb hashtb)))
1472 (defvar elmo-crosspost-message-alist-modified nil)
1473 (defun elmo-crosspost-message-alist-load ()
1474 "Load crosspost message alist."
1475 (setq elmo-crosspost-message-alist (elmo-crosspost-alist-load))
1476 (setq elmo-crosspost-message-alist-modified nil))
1478 (defun elmo-crosspost-message-alist-save ()
1479 "Save crosspost message alist."
1480 (when elmo-crosspost-message-alist-modified
1481 (let ((alist elmo-crosspost-message-alist)
1487 (not (intern-soft x elmo-newsgroups-hashtb)))
1488 (nth 1 (car alist))))
1490 (setcar (cdar alist) newsgroups)
1491 (setq elmo-crosspost-message-alist
1492 (delete (car alist) elmo-crosspost-message-alist)))
1493 (setq alist (cdr alist)))
1494 (elmo-crosspost-alist-save elmo-crosspost-message-alist)
1495 (setq elmo-crosspost-message-alist-modified nil))))
1497 (defun elmo-folder-make-temporary-directory (folder)
1498 ;; Make a temporary directory for FOLDER.
1499 (let ((temp-dir (make-temp-name
1501 (file-name-as-directory (elmo-folder-msgdb-path folder))
1503 (elmo-make-directory temp-dir)
1507 "Initialize ELMO module."
1508 (elmo-crosspost-message-alist-load)
1509 (elmo-resque-obsolete-variables)
1510 (elmo-dop-queue-load))
1513 "Quit and cleanup ELMO."
1514 (elmo-crosspost-message-alist-save)
1515 (elmo-dop-queue-save)
1516 ;; Not implemented yet.
1517 (let ((types elmo-folder-type-alist)
1522 (intern (format "elmo-%s-folder" (symbol-name (cdr (car types)))))))
1523 ;; Call all folder's `elmo-quit' method.
1525 (dolist (func (luna-class-find-functions class 'elmo-quit))
1526 (funcall func nil)))
1527 (setq types (cdr types)))))
1531 (elmo-define-folder ?% 'imap4)
1532 (elmo-define-folder ?- 'nntp)
1533 (elmo-define-folder ?\+ 'localdir)
1534 (elmo-define-folder ?\* 'multi)
1535 (elmo-define-folder ?\/ 'filter)
1536 (elmo-define-folder ?\$ 'archive)
1537 (elmo-define-folder ?& 'pop3)
1538 (elmo-define-folder ?= 'localnews)
1539 (elmo-define-folder ?| 'pipe)
1540 (elmo-define-folder ?. 'maildir)
1541 (elmo-define-folder ?' 'internal)
1542 (elmo-define-folder ?\[ 'nmz)
1543 (elmo-define-folder ?@ 'shimbun)
1545 ;;; Obsolete variables.
1546 (elmo-define-obsolete-variable 'elmo-default-imap4-mailbox
1547 'elmo-imap4-default-mailbox)
1548 (elmo-define-obsolete-variable 'elmo-default-imap4-server
1549 'elmo-imap4-default-server)
1550 (elmo-define-obsolete-variable 'elmo-default-imap4-authenticate-type
1551 'elmo-imap4-default-authenticate-type)
1552 (elmo-define-obsolete-variable 'elmo-default-imap4-user
1553 'elmo-imap4-default-user)
1554 (elmo-define-obsolete-variable 'elmo-default-imap4-port
1555 'elmo-imap4-default-port)
1556 (elmo-define-obsolete-variable 'elmo-default-imap4-stream-type
1557 'elmo-imap4-default-stream-type)
1558 (elmo-define-obsolete-variable 'elmo-default-nntp-server
1559 'elmo-nntp-default-server)
1560 (elmo-define-obsolete-variable 'elmo-default-nntp-user
1561 'elmo-nntp-default-user)
1562 (elmo-define-obsolete-variable 'elmo-default-nntp-port
1563 'elmo-nntp-default-port)
1564 (elmo-define-obsolete-variable 'elmo-default-nntp-stream-type
1565 'elmo-nntp-default-stream-type)
1566 (elmo-define-obsolete-variable 'elmo-default-pop3-server
1567 'elmo-pop3-default-server)
1568 (elmo-define-obsolete-variable 'elmo-default-pop3-user
1569 'elmo-pop3-default-user)
1570 (elmo-define-obsolete-variable 'elmo-default-pop3-authenticate-type
1571 'elmo-pop3-default-authenticate-type)
1572 (elmo-define-obsolete-variable 'elmo-default-pop3-port
1573 'elmo-pop3-default-port)
1574 (elmo-define-obsolete-variable 'elmo-default-pop3-stream-type
1575 'elmo-pop3-default-stream-type)
1576 (elmo-define-obsolete-variable 'elmo-cache-dirname
1577 'elmo-cache-directory)
1578 (elmo-define-obsolete-variable 'elmo-msgdb-dir
1579 'elmo-msgdb-directory)
1581 ;; Obsolete functions.
1582 ;; 2001-12-11: *-dir -> *-directory
1583 (defalias 'elmo-folder-make-temp-dir 'elmo-folder-make-temporary-directory)
1584 (make-obsolete 'elmo-folder-make-temp-dir
1585 'elmo-folder-make-temporary-directory)
1589 (autoload 'elmo-dop-queue-flush "elmo-dop")
1592 (product-provide (provide 'elmo) (require 'elmo-version))
1594 ;;; elmo.el ends here