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.
31 (eval-when-compile (require 'cl))
34 (require 'elmo-signal)
37 (defvar elmo-multi-divide-number 100000
38 "*Multi divider number.")
42 (luna-define-class elmo-multi-folder (elmo-folder)
43 (children divide-number))
44 (luna-define-internal-accessors 'elmo-multi-folder))
46 (defmacro elmo-multi-real-folder-number (folder number)
47 "Returns a cons cell of real FOLDER and NUMBER."
50 (elmo-multi-folder-divide-number-internal ,folder))
51 1) (elmo-multi-folder-children-internal ,folder))
52 (% ,number (elmo-multi-folder-divide-number-internal
55 (luna-define-method elmo-folder-initialize ((folder
58 (while (> (length (car (setq name (elmo-parse-token name ",")))) 0)
59 (elmo-multi-folder-set-children-internal
61 (nconc (elmo-multi-folder-children-internal
63 (list (elmo-get-folder (car name)))))
64 (setq name (cdr name))
65 (when (and (> (length name) 0)
66 (eq (aref name 0) ?,))
67 (setq name (substring name 1))))
68 (elmo-multi-folder-set-divide-number-internal
70 elmo-multi-divide-number)
71 (elmo-multi-connect-signals folder)
74 (defun elmo-multi-connect-signals (folder)
76 nil 'flag-changing folder
77 (elmo-define-signal-handler (folder child number old-flags new-flags)
78 (elmo-emit-signal 'flag-changing folder
79 (car (elmo-multi-map-numbers folder child (list number)))
81 (elmo-define-signal-filter (folder sender)
82 (memq sender (elmo-multi-folder-children-internal folder))))
84 nil 'flag-changed folder
85 (elmo-define-signal-handler (folder child numbers)
86 (elmo-emit-signal 'flag-changed folder
87 (elmo-multi-map-numbers folder child numbers)))
88 (elmo-define-signal-filter (folder sender)
89 (memq sender (elmo-multi-folder-children-internal folder))))
91 nil 'status-changed folder
92 (elmo-define-signal-handler (folder child numbers)
93 (elmo-emit-signal 'status-changed folder
94 (elmo-multi-map-numbers folder child numbers)))
95 (elmo-define-signal-filter (folder sender)
96 (memq sender (elmo-multi-folder-children-internal folder))))
98 nil 'update-overview folder
99 (elmo-define-signal-handler (folder child number)
101 'update-overview folder
102 (car (elmo-multi-map-numbers folder child (list number)))))
103 (elmo-define-signal-filter (folder sender)
104 (memq sender (elmo-multi-folder-children-internal folder)))))
106 (defun elmo-multi-map-numbers (folder child numbers)
107 (let ((multi (catch 'found
108 (let ((children (elmo-multi-folder-children-internal folder))
111 (setq index (1+ index))
112 (when (eq (car children) child)
113 (throw 'found index))
114 (setq children (cdr children)))))))
116 (let ((offset (* (elmo-multi-folder-divide-number-internal folder)
118 (mapcar (lambda (number) (+ offset number))
122 (luna-define-method elmo-folder-open-internal ((folder elmo-multi-folder))
123 (dolist (fld (elmo-multi-folder-children-internal folder))
124 (elmo-folder-open-internal fld)))
126 (luna-define-method elmo-folder-open-internal-p ((folder elmo-multi-folder))
128 (dolist (fld (elmo-multi-folder-children-internal folder))
129 (setq open (and open (elmo-folder-open-internal-p fld))))))
131 (luna-define-method elmo-folder-check ((folder elmo-multi-folder))
132 (dolist (fld (elmo-multi-folder-children-internal folder))
133 (elmo-folder-check fld)))
135 (luna-define-method elmo-folder-close-internal ((folder elmo-multi-folder))
136 (dolist (fld (elmo-multi-folder-children-internal folder))
137 (elmo-folder-close-internal fld)))
139 (luna-define-method elmo-folder-close ((folder elmo-multi-folder))
140 (elmo-generic-folder-close folder)
141 (dolist (fld (elmo-multi-folder-children-internal folder))
142 (elmo-folder-close fld)))
144 (luna-define-method elmo-message-killed-p ((folder elmo-multi-folder) number)
145 (let ((pair (elmo-multi-real-folder-number folder number)))
146 (elmo-message-killed-p (car pair) (cdr pair))))
148 (luna-define-method elmo-folder-synchronize ((folder elmo-multi-folder)
155 (dolist (element (elmo-multi-split-numbers folder mask))
157 (elmo-folder-synchronize (car element)
162 (dolist (fld (elmo-multi-folder-children-internal folder))
163 (elmo-folder-synchronize fld disable-killed ignore-msgdb no-check)))
166 (luna-define-method elmo-folder-expand-msgdb-path ((folder
168 (expand-file-name (elmo-replace-string-as-filename
169 (elmo-folder-name-internal folder))
170 (expand-file-name "multi"
171 elmo-msgdb-directory)))
173 (luna-define-method elmo-folder-newsgroups ((folder elmo-multi-folder))
176 'elmo-folder-newsgroups
177 (elmo-multi-folder-children-internal folder))))
179 (luna-define-method elmo-folder-get-primitive-list ((folder elmo-multi-folder))
182 'elmo-folder-get-primitive-list
183 (elmo-multi-folder-children-internal folder))))
185 (luna-define-method elmo-folder-contains-type ((folder elmo-multi-folder) type)
186 (let ((children (elmo-multi-folder-children-internal folder))
189 (when (elmo-folder-contains-type (car children) type)
192 (setq children (cdr children)))
195 (luna-define-method elmo-message-folder ((folder elmo-multi-folder)
197 (nth (- (/ number (elmo-multi-folder-divide-number-internal folder)) 1)
198 (elmo-multi-folder-children-internal folder)))
200 (luna-define-method elmo-message-cached-p ((folder elmo-multi-folder) number)
201 (let ((pair (elmo-multi-real-folder-number folder number)))
202 (elmo-message-cached-p (car pair) (cdr pair))))
204 (luna-define-method elmo-message-set-cached ((folder elmo-multi-folder)
206 (let ((pair (elmo-multi-real-folder-number folder number)))
207 (elmo-message-set-cached (car pair) (cdr pair) cached)))
209 (luna-define-method elmo-find-fetch-strategy ((folder elmo-multi-folder)
214 (let ((pair (elmo-multi-real-folder-number folder number)))
215 (elmo-find-fetch-strategy (car pair)
218 require-entireness)))
220 (luna-define-method elmo-message-number ((folder elmo-multi-folder)
222 (let ((children (elmo-multi-folder-children-internal folder))
225 (when (setq match (elmo-message-number (car children) message-id))
227 (setq children (cdr children)))
230 (luna-define-method elmo-message-entity ((folder elmo-multi-folder) key)
233 (let* ((pair (elmo-multi-real-folder-number folder key))
234 (entity (elmo-message-entity (car pair) (cdr pair))))
236 (setq entity (elmo-message-copy-entity entity))
237 (elmo-message-entity-set-number entity key)
240 (let ((children (elmo-multi-folder-children-internal folder))
244 (setq cur-number (+ cur-number 1))
245 (when (setq match (elmo-message-entity (car children) key))
246 (setq match (elmo-message-copy-entity match))
247 (elmo-message-entity-set-number
249 (+ (* (elmo-multi-folder-divide-number-internal folder)
251 (elmo-message-entity-number match)))
253 (setq children (cdr children)))
256 (luna-define-method elmo-message-entity-parent ((folder
257 elmo-multi-folder) entity)
260 (elmo-message-entity-field entity 'references)))
262 (luna-define-method elmo-message-field ((folder elmo-multi-folder)
263 number field &optional type)
264 (let ((pair (elmo-multi-real-folder-number folder number)))
265 (elmo-message-field (car pair) (cdr pair) field type)))
267 (luna-define-method elmo-message-flag-available-p ((folder
268 elmo-multi-folder) number
270 (let ((pair (elmo-multi-real-folder-number folder number)))
271 (elmo-message-flag-available-p (car pair) (cdr pair) flag)))
273 (luna-define-method elmo-message-flags ((folder elmo-multi-folder) number)
274 (let ((pair (elmo-multi-real-folder-number folder number)))
275 (elmo-message-flags (car pair) (cdr pair))))
277 (defun elmo-multi-split-numbers (folder numlist &optional as-is)
278 (let ((numbers (sort numlist '<))
279 (folders (elmo-multi-folder-children-internal folder))
280 (divider (elmo-multi-folder-divide-number-internal folder))
282 one-list numbers-list)
284 (setq one-list (list (nth cur-number folders)))
285 (setq cur-number (+ cur-number 1))
289 (* divider cur-number))
291 (setq one-list (nconc
297 (* divider cur-number))))))
298 (setq numbers (cdr numbers)))
299 (setq numbers-list (nconc numbers-list (list one-list))))
302 (luna-define-method elmo-folder-process-crosspost ((folder elmo-multi-folder))
303 (dolist (child (elmo-multi-folder-children-internal folder))
304 (elmo-folder-process-crosspost child)))
306 (luna-define-method elmo-message-fetch ((folder elmo-multi-folder)
308 &optional unseen section)
309 (let ((pair (elmo-multi-real-folder-number folder number)))
310 (elmo-message-fetch (car pair) (cdr pair) strategy unseen section)))
312 (luna-define-method elmo-folder-delete-messages ((folder elmo-multi-folder)
314 (dolist (element (elmo-multi-split-numbers folder numbers))
316 (elmo-folder-delete-messages (car element) (cdr element))))
319 (luna-define-method elmo-folder-detach-messages ((folder elmo-multi-folder)
321 (dolist (element (elmo-multi-split-numbers folder numbers))
323 (elmo-folder-detach-messages (car element) (cdr element))))
326 (luna-define-method elmo-folder-diff ((folder elmo-multi-folder))
327 (elmo-multi-folder-diff folder))
329 (defun elmo-multi-folder-diff (folder)
334 (dolist (child (elmo-multi-folder-children-internal folder))
335 (setq diff (elmo-folder-diff child))
337 (setq value (elmo-diff-new diff))
340 (setq value (elmo-diff-unread diff))
343 (setq value (elmo-diff-all diff))
346 (list news unreads alls)
349 (luna-define-method elmo-folder-list-messages
350 ((folder elmo-multi-folder) &optional visible-only in-msgdb)
351 (let* ((flds (elmo-multi-folder-children-internal folder))
355 (setq cur-number (+ cur-number 1))
356 (setq list (elmo-folder-list-messages (car flds) visible-only in-msgdb))
363 (* (elmo-multi-folder-divide-number-internal
364 folder) cur-number) x))
366 (setq flds (cdr flds)))
369 (luna-define-method elmo-folder-exists-p ((folder elmo-multi-folder))
370 (let ((flds (elmo-multi-folder-children-internal folder)))
373 (unless (elmo-folder-exists-p (car flds))
375 (setq flds (cdr flds)))
378 (luna-define-method elmo-folder-creatable-p ((folder elmo-multi-folder))
379 (let ((flds (elmo-multi-folder-children-internal folder)))
382 (when (and (elmo-folder-creatable-p (car flds))
383 (not (elmo-folder-exists-p (car flds))))
384 ;; If folder already exists, don't to `creatable'.
385 ;; Because this function is called, when folder doesn't exists.
386 (throw 'creatable t))
387 (setq flds (cdr flds)))
390 (luna-define-method elmo-folder-create ((folder elmo-multi-folder))
391 (let ((flds (elmo-multi-folder-children-internal folder)))
394 (unless (or (elmo-folder-exists-p (car flds))
395 (elmo-folder-create (car flds)))
397 (setq flds (cdr flds)))
400 (luna-define-method elmo-folder-search ((folder elmo-multi-folder)
401 condition &optional numbers)
402 (let* ((flds (elmo-multi-folder-children-internal folder))
406 (setq numbers (or numbers
407 (elmo-folder-list-messages folder)))
409 (setq cur-number (+ cur-number 1))
410 (setq matches (append matches
414 (* (elmo-multi-folder-divide-number-internal
419 (car flds) condition))))
420 (setq flds (cdr flds)))
421 (elmo-list-filter numbers matches)))
423 (luna-define-method elmo-message-use-cache-p ((folder elmo-multi-folder)
425 (let ((pair (elmo-multi-real-folder-number folder number)))
426 (elmo-message-use-cache-p (car pair) (cdr pair))))
428 (luna-define-method elmo-message-file-p ((folder elmo-multi-folder) number)
429 (let ((pair (elmo-multi-real-folder-number folder number)))
430 (elmo-message-file-p (car pair) (cdr pair))))
432 (luna-define-method elmo-message-file-name ((folder elmo-multi-folder) number)
433 (let ((pair (elmo-multi-real-folder-number folder number)))
434 (elmo-message-file-name (car pair) (cdr pair))))
436 (luna-define-method elmo-folder-plugged-p ((folder elmo-multi-folder))
437 (let ((flds (elmo-multi-folder-children-internal folder)))
440 (unless (elmo-folder-plugged-p (car flds))
441 (throw 'plugged nil))
442 (setq flds (cdr flds)))
445 (luna-define-method elmo-folder-set-plugged ((folder elmo-multi-folder)
447 (let ((flds (elmo-multi-folder-children-internal folder)))
449 (elmo-folder-set-plugged fld plugged add))))
451 (defun elmo-multi-folder-numbers-list-assoc (folder folder-numbers)
453 (while folder-numbers
454 (when (string= (elmo-folder-name-internal (car (car folder-numbers)))
455 (elmo-folder-name-internal folder))
456 (setq ent (car folder-numbers)
458 (setq folder-numbers (cdr folder-numbers)))
461 (defun elmo-multi-make-folder-numbers-list (folder msgs)
462 (let ((msg-list msgs)
466 (when (and (numberp (car msg-list))
467 (> (car msg-list) 0))
468 (setq pair (elmo-multi-real-folder-number folder (car msg-list)))
469 (if (setq fld-list (elmo-multi-folder-numbers-list-assoc
472 (setcdr fld-list (cons (cdr pair) (cdr fld-list)))
473 (setq ret-val (cons (cons (car pair) (list (cdr pair))) ret-val))))
474 (setq msg-list (cdr msg-list)))
477 (luna-define-method elmo-folder-set-flag ((folder elmo-multi-folder)
481 (dolist (pair (elmo-multi-make-folder-numbers-list folder numbers))
482 (elmo-folder-set-flag (car pair) (cdr pair) flag is-local)))
484 (luna-define-method elmo-folder-unset-flag ((folder elmo-multi-folder)
488 (dolist (pair (elmo-multi-make-folder-numbers-list folder numbers))
490 (elmo-folder-unset-flag (car pair) (cdr pair) flag is-local))))
492 (luna-define-method elmo-folder-list-flagged ((folder elmo-multi-folder)
497 (dolist (child (elmo-multi-folder-children-internal folder))
498 (setq cur-number (+ cur-number 1)
505 (* (elmo-multi-folder-divide-number-internal folder)
507 (elmo-folder-list-flagged child flag in-msgdb)))))
510 (luna-define-method elmo-folder-commit ((folder elmo-multi-folder))
511 (dolist (child (elmo-multi-folder-children-internal folder))
512 (elmo-folder-commit child)))
514 (luna-define-method elmo-folder-length ((folder elmo-multi-folder))
516 (dolist (child (elmo-multi-folder-children-internal folder))
517 (setq sum (+ sum (elmo-folder-length child))))
520 (luna-define-method elmo-folder-count-flags ((folder elmo-multi-folder))
521 (let (flag-alist element)
522 (dolist (child (elmo-multi-folder-children-internal folder))
523 (dolist (pair (elmo-folder-count-flags child))
524 (if (setq element (assq (car pair) flag-alist))
525 (setcdr element (+ (cdr element) (cdr pair)))
526 (setq flag-alist (cons pair flag-alist)))))
529 (luna-define-method elmo-folder-recover-messages ((folder elmo-multi-folder)
531 (dolist (element (elmo-multi-split-numbers folder numbers))
533 (elmo-folder-recover-messages (car element) (cdr element)))))
535 (defun elmo-folder-append-messages-multi-* (dst-folder
540 (elmo-folder-append-messages dst-folder src-folder numbers same-number
541 'elmo-folder-append-messages-multi-*)
542 (let ((divider (elmo-multi-folder-divide-number-internal src-folder))
545 (dolist (element (elmo-multi-split-numbers src-folder numbers))
546 (setq cur-number (+ cur-number 1))
553 (+ (* divider cur-number) x))
554 (elmo-folder-append-messages
555 dst-folder (car element) (cdr element)))))))
559 (product-provide (provide 'elmo-multi) (require 'elmo-version))
561 ;;; elmo-multi.el ends here