1 ;;; elmo-multi.el -- Multiple Folder Interface for ELMO.
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.
35 (defvar elmo-multi-divide-number 100000
36 "*Multi divider number.")
40 (luna-define-class elmo-multi-folder (elmo-folder)
41 (children divide-number))
42 (luna-define-internal-accessors 'elmo-multi-folder))
44 (luna-define-method elmo-folder-initialize ((folder
47 (elmo-multi-folder-set-children-internal
49 (mapcar 'elmo-make-folder (split-string name ",")))
50 (elmo-multi-folder-set-divide-number-internal
52 elmo-multi-divide-number)
55 (luna-define-method elmo-folder-open-internal ((folder elmo-multi-folder))
56 (dolist (fld (elmo-multi-folder-children-internal folder))
57 (elmo-folder-open-internal fld)))
59 (luna-define-method elmo-folder-check ((folder elmo-multi-folder))
60 (dolist (fld (elmo-multi-folder-children-internal folder))
61 (elmo-folder-check fld)))
63 (luna-define-method elmo-folder-close-internal ((folder elmo-multi-folder))
64 (dolist (fld (elmo-multi-folder-children-internal folder))
65 (elmo-folder-close-internal fld)))
67 (luna-define-method elmo-folder-expand-msgdb-path ((folder
69 (expand-file-name (elmo-replace-string-as-filename
70 (elmo-folder-name-internal folder))
71 (expand-file-name "multi"
74 (luna-define-method elmo-folder-get-primitive-list ((folder elmo-multi-folder))
77 'elmo-folder-get-primitive-list
78 (elmo-multi-folder-children-internal folder))))
80 (luna-define-method elmo-folder-contains-type ((folder elmo-multi-folder) type)
81 (let ((children (elmo-multi-folder-children-internal folder))
84 (when (elmo-folder-contains-type (car children) type)
87 (setq children (cdr children)))
90 (luna-define-method elmo-message-use-cache-p ((folder elmo-multi-folder)
92 (elmo-message-use-cache-p
93 (nth (- (/ number (elmo-multi-folder-divide-number-internal folder)) 1)
94 (elmo-multi-folder-children-internal folder))
95 (% number (elmo-multi-folder-divide-number-internal folder))))
97 (luna-define-method elmo-message-folder ((folder elmo-multi-folder)
99 (nth (- (/ number (elmo-multi-folder-divide-number-internal folder)) 1)
100 (elmo-multi-folder-children-internal folder)))
102 (defun elmo-multi-msgdb (msgdb base)
103 (list (mapcar (function
105 (elmo-msgdb-overview-entity-set-number
108 (elmo-msgdb-overview-entity-get-number x)))))
118 (cdr x)))) (nth 2 msgdb))))
120 (defun elmo-multi-split-numbers (folder numlist &optional as-is)
121 (let ((numbers (sort numlist '<))
122 (divider (elmo-multi-folder-divide-number-internal folder))
124 one-list numbers-list)
126 (setq cur-number (+ cur-number 1))
131 (* divider cur-number))
133 (setq one-list (nconc
139 (* divider cur-number))))))
140 (setq numbers (cdr numbers)))
141 (setq numbers-list (nconc numbers-list (list one-list))))
144 (luna-define-method elmo-folder-msgdb-create ((folder elmo-multi-folder)
145 numbers new-mark already-mark
146 seen-mark important-mark
148 (let* ((folders (elmo-multi-folder-children-internal folder))
149 overview number-alist mark-alist entity
154 (setq numbers-list (elmo-multi-split-numbers folder numbers))
156 (while (< cur-number (length folders))
157 (if (nth cur-number numbers-list)
162 (elmo-folder-msgdb-create (nth cur-number folders)
163 (nth cur-number numbers-list)
164 new-mark already-mark
165 seen-mark important-mark
167 (* (elmo-multi-folder-divide-number-internal folder)
169 (setq cur-number (1+ cur-number)))
170 (elmo-msgdb-sort-by-date msgdb)))
172 (luna-define-method elmo-folder-process-crosspost ((folder elmo-multi-folder)
175 (let ((number-alists (elmo-multi-split-number-alist
177 (elmo-msgdb-get-number-alist
178 (elmo-folder-msgdb folder))))
180 (dolist (child (elmo-multi-folder-children-internal folder))
181 (elmo-folder-process-crosspost child (car number-alists))
182 (setq cur-number (+ 1 cur-number)
183 number-alists (cdr number-alists)))))
185 (defsubst elmo-multi-folder-append-msgdb (folder append-msgdb)
187 (let* ((number-alist (elmo-msgdb-get-number-alist append-msgdb))
188 (all-alist (copy-sequence (append
189 (elmo-msgdb-get-number-alist
190 (elmo-folder-msgdb folder))
196 (setq all-alist (delq (car cur) all-alist))
197 ;; same message id exists.
198 (if (setq same (rassoc (cdr (car cur)) all-alist))
199 (unless (= (/ (car (car cur))
200 (elmo-multi-folder-divide-number-internal folder))
202 (elmo-multi-folder-divide-number-internal folder)))
203 ;; base is also same...delete it!
204 (setq to-be-deleted (append to-be-deleted (list (car cur))))))
205 (setq cur (cdr cur)))
206 (setq mark-alist (elmo-delete-if
209 (assq (car x) to-be-deleted)))
210 (elmo-msgdb-get-mark-alist append-msgdb)))
211 (elmo-msgdb-set-mark-alist append-msgdb mark-alist)
212 (elmo-folder-set-msgdb-internal folder
214 (elmo-folder-msgdb folder)
216 (length to-be-deleted))
219 (luna-define-method elmo-folder-append-msgdb ((folder elmo-multi-folder)
221 (elmo-multi-folder-append-msgdb folder append-msgdb))
223 (defmacro elmo-multi-real-folder-number (folder number)
224 "Returns a cons cell of real FOLDER and NUMBER."
227 (elmo-multi-folder-divide-number-internal (, folder)))
228 1) (elmo-multi-folder-children-internal (, folder)))
229 (% (, number) (elmo-multi-folder-divide-number-internal
232 (defsubst elmo-multi-find-fetch-strategy (folder entity ignore-cache)
234 (let ((pair (elmo-multi-real-folder-number
236 (elmo-msgdb-overview-entity-get-number entity)))
237 (new-entity (elmo-msgdb-copy-overview-entity entity)))
239 (elmo-msgdb-overview-entity-set-number new-entity (cdr pair)))
240 (elmo-find-fetch-strategy (car pair) new-entity ignore-cache))
241 (elmo-make-fetch-strategy 'entire)))
243 (luna-define-method elmo-find-fetch-strategy
244 ((folder elmo-multi-folder)
245 entity &optional ignore-cache)
246 (elmo-multi-find-fetch-strategy folder entity ignore-cache))
248 (luna-define-method elmo-message-fetch ((folder elmo-multi-folder)
250 &optional section outbuf unseen)
251 (let ((pair (elmo-multi-real-folder-number folder number)))
252 (elmo-message-fetch (car pair) (cdr pair) strategy section outbuf unseen)))
254 (luna-define-method elmo-folder-delete-messages ((folder elmo-multi-folder)
256 (let ((flds (elmo-multi-folder-children-internal folder))
259 (setq one-list-list (elmo-multi-split-numbers folder numbers))
260 (while (< cur-number (length flds))
261 (elmo-folder-delete-messages (nth cur-number flds)
262 (nth cur-number one-list-list))
263 (setq cur-number (+ 1 cur-number)))
266 (luna-define-method elmo-folder-diff ((folder elmo-multi-folder)
268 (elmo-multi-folder-diff folder numbers))
270 (defun elmo-multi-folder-diff (folder numbers)
271 (let ((flds (elmo-multi-folder-children-internal folder))
272 (numbers (mapcar 'car
273 (elmo-msgdb-number-load
274 (elmo-folder-msgdb-path folder))))
275 (killed (elmo-msgdb-killed-list-load (elmo-folder-msgdb-path folder)))
282 (elmo-multi-split-numbers folder
285 (elmo-number-set-to-number-list killed)
288 (setq diffs (nconc diffs (list (elmo-folder-diff
291 (setq count (+ 1 count))
292 (setq num-list (cdr num-list))
293 (setq flds (cdr flds)))
295 (and (car (car diffs))
296 (setq unsync (+ unsync (car (car diffs)))))
297 (setq messages (+ messages (cdr (car diffs))))
298 (setq diffs (cdr diffs)))
299 (elmo-folder-set-info-hashtb folder nil messages)
300 (cons unsync messages)))
302 (defun elmo-multi-split-number-alist (folder number-alist)
303 (let ((alist (sort (copy-sequence number-alist)
304 (lambda (pair1 pair2)
305 (< (car pair1)(car pair2)))))
309 (setq cur-number (+ cur-number 1))
313 (/ (- (setq num (car (car alist)))
314 (* elmo-multi-divide-number cur-number))
315 (elmo-multi-folder-divide-number-internal folder))))
316 (setq one-alist (nconc
320 (% num (* (elmo-multi-folder-divide-number-internal
322 (cdr (car alist))))))
323 (setq alist (cdr alist)))
324 (setq split (nconc split (list one-alist))))
327 (defun elmo-multi-split-mark-alist (folder mark-alist)
329 (alist (sort (copy-sequence mark-alist)
330 (lambda (pair1 pair2)
331 (< (car pair1)(car pair2)))))
334 (setq cur-number (+ cur-number 1))
338 (/ (- (car (car alist))
339 (* (elmo-multi-folder-divide-number-internal
341 (elmo-multi-folder-divide-number-internal folder))))
342 (setq one-alist (nconc
345 (list (% (car (car alist))
346 (* (elmo-multi-folder-divide-number-internal
348 (cadr (car alist))))))
349 (setq alist (cdr alist)))
350 (setq result (nconc result (list one-alist))))
353 (luna-define-method elmo-folder-list-unreads-internal
354 ((folder elmo-multi-folder) unread-marks &optional mark-alist)
355 (elmo-multi-folder-list-unreads-internal folder unread-marks))
357 (defun elmo-multi-folder-list-unreads-internal (folder unread-marks)
358 (let ((folders (elmo-multi-folder-children-internal folder))
359 (mark-alists (elmo-multi-split-mark-alist
361 (elmo-msgdb-get-mark-alist
362 (elmo-folder-msgdb folder))))
367 (setq cur-number (+ cur-number 1))
368 (unless (listp (setq unreads
369 (elmo-folder-list-unreads-internal
370 (car folders) unread-marks (car mark-alists))))
371 (setq unreads (delq nil
374 (if (member (cadr x) unread-marks)
376 (car mark-alists)))))
383 (elmo-multi-folder-divide-number-internal
386 (setq mark-alists (cdr mark-alists)
387 folders (cdr folders)))
390 (luna-define-method elmo-folder-list-importants-internal
391 ((folder elmo-multi-folder) important-mark)
392 (let ((folders (elmo-multi-folder-children-internal folder))
393 (mark-alists (elmo-multi-split-mark-alist
395 (elmo-msgdb-get-mark-alist
396 (elmo-folder-msgdb folder))))
401 (setq cur-number (+ cur-number 1))
402 (unless (listp (setq importants
403 (elmo-folder-list-importants-internal
404 (car folders) important-mark)))
405 (setq importants (delq nil
408 (if (string= (cadr x) important-mark)
410 (car mark-alists)))))
412 (nconc all-importants
417 (elmo-multi-folder-divide-number-internal
420 (setq mark-alists (cdr mark-alists)
421 folders (cdr folders)))
424 (luna-define-method elmo-folder-list-messages-internal
425 ((folder elmo-multi-folder) &optional nohide)
426 (let* ((flds (elmo-multi-folder-children-internal folder))
430 (setq cur-number (+ cur-number 1))
431 (setq numbers (append
437 (* (elmo-multi-folder-divide-number-internal
438 folder) cur-number) x)))
439 (elmo-folder-list-messages-internal (car flds)))))
440 (setq flds (cdr flds)))
443 (luna-define-method elmo-folder-exists-p ((folder elmo-multi-folder))
444 (let ((flds (elmo-multi-folder-children-internal folder)))
447 (unless (elmo-folder-exists-p (car flds))
449 (setq flds (cdr flds)))
452 (luna-define-method elmo-folder-creatable-p ((folder elmo-multi-folder))
453 (let ((flds (elmo-multi-folder-children-internal folder)))
456 (when (and (elmo-folder-creatable-p (car flds))
457 (not (elmo-folder-exists-p (car flds))))
458 ;; If folder already exists, don't to `creatable'.
459 ;; Because this function is called, when folder doesn't exists.
460 (throw 'creatable t))
461 (setq flds (cdr flds)))
464 (luna-define-method elmo-folder-create ((folder elmo-multi-folder))
465 (let ((flds (elmo-multi-folder-children-internal folder)))
468 (unless (or (elmo-folder-exists-p (car flds))
469 (elmo-folder-create (car flds)))
471 (setq flds (cdr flds)))
474 (luna-define-method elmo-folder-search ((folder elmo-multi-folder)
475 condition &optional numlist)
476 (let* ((flds (elmo-multi-folder-children-internal folder))
478 numlist-list cur-numlist ; for filtered search.
482 (elmo-multi-split-numbers folder numlist t)))
484 (setq cur-number (+ cur-number 1))
486 (setq cur-numlist (car numlist-list))
487 (if (null cur-numlist)
488 ;; t means filter all.
489 (setq cur-numlist t)))
490 (setq ret-val (append
498 (* (elmo-multi-folder-divide-number-internal
499 folder) cur-number) x)))
501 (car flds) condition)))))
503 (setq numlist-list (cdr numlist-list)))
504 (setq flds (cdr flds)))
507 (luna-define-method elmo-message-use-cache-p ((folder elmo-multi-folder)
509 (let ((pair (elmo-multi-real-folder-number folder number)))
510 (elmo-message-use-cache-p (car pair) (cdr pair))))
512 (luna-define-method elmo-message-file-p ((folder elmo-multi-folder) number)
513 (let ((pair (elmo-multi-real-folder-number folder number)))
514 (elmo-message-file-p (car pair) (cdr pair))))
516 (luna-define-method elmo-message-file-name ((folder elmo-multi-folder) number)
517 (let ((pair (elmo-multi-real-folder-number folder number)))
518 (elmo-message-file-name (car pair) (cdr pair))))
520 (luna-define-method elmo-folder-plugged-p ((folder elmo-multi-folder))
521 (let ((flds (elmo-multi-folder-children-internal folder)))
524 (unless (elmo-folder-plugged-p (car flds))
525 (throw 'plugged nil))
526 (setq flds (cdr flds)))
529 (luna-define-method elmo-folder-set-plugged ((folder elmo-multi-folder)
531 (let ((flds (elmo-multi-folder-children-internal folder)))
533 (elmo-folder-set-plugged fld plugged add))))
535 (defun elmo-multi-folder-numbers-list-assoc (folder folder-numbers)
537 (while folder-numbers
538 (when (string= (elmo-folder-name-internal (car (car folder-numbers)))
539 (elmo-folder-name-internal folder))
540 (setq ent (car folder-numbers)
542 (setq folder-numbers (cdr folder-numbers)))
545 (defun elmo-multi-make-folder-numbers-list (folder msgs)
546 (let ((msg-list msgs)
550 (when (and (numberp (car msg-list))
551 (> (car msg-list) 0))
552 (setq pair (elmo-multi-real-folder-number folder (car msg-list)))
553 (if (setq fld-list (elmo-multi-folder-numbers-list-assoc
556 (setcdr fld-list (cons (cdr pair) (cdr fld-list)))
557 (setq ret-val (cons (cons (car pair) (list (cdr pair))) ret-val))))
558 (setq msg-list (cdr msg-list)))
561 (luna-define-method elmo-folder-mark-as-important ((folder elmo-multi-folder)
563 (dolist (folder-numbers (elmo-multi-make-folder-numbers-list folder numbers))
564 (elmo-folder-mark-as-important (car folder-numbers)
565 (cdr folder-numbers)))
568 (luna-define-method elmo-folder-unmark-important ((folder elmo-multi-folder)
570 (dolist (folder-numbers (elmo-multi-make-folder-numbers-list folder numbers))
571 (elmo-folder-unmark-important (car folder-numbers)
572 (cdr folder-numbers)))
575 (luna-define-method elmo-folder-mark-as-read ((folder elmo-multi-folder)
577 (dolist (folder-numbers (elmo-multi-make-folder-numbers-list folder numbers))
578 (elmo-folder-mark-as-read (car folder-numbers)
579 (cdr folder-numbers)))
582 (luna-define-method elmo-folder-unmark-read ((folder elmo-multi-folder)
584 (dolist (folder-numbers (elmo-multi-make-folder-numbers-list folder numbers))
585 (elmo-folder-unmark-read (car folder-numbers)
586 (cdr folder-numbers)))
590 (product-provide (provide 'elmo-multi) (require 'elmo-version))
592 ;;; elmo-multi.el ends here