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 (unless (elmo-folder-open-internal-p fld)
125 (elmo-folder-open-internal fld))))
127 (luna-define-method elmo-folder-open-internal-p ((folder elmo-multi-folder))
129 (dolist (fld (elmo-multi-folder-children-internal folder))
130 (setq open (and open (elmo-folder-open-internal-p fld))))))
132 (luna-define-method elmo-folder-check ((folder elmo-multi-folder))
133 (dolist (fld (elmo-multi-folder-children-internal folder))
134 (elmo-folder-check fld)))
136 (luna-define-method elmo-folder-close-internal ((folder elmo-multi-folder))
137 (dolist (fld (elmo-multi-folder-children-internal folder))
138 (elmo-folder-close-internal fld)))
140 (luna-define-method elmo-folder-close ((folder elmo-multi-folder))
141 (elmo-generic-folder-close folder)
142 (dolist (fld (elmo-multi-folder-children-internal folder))
143 (elmo-folder-close fld)))
145 (luna-define-method elmo-message-killed-p ((folder elmo-multi-folder) number)
146 (let ((pair (elmo-multi-real-folder-number folder number)))
147 (elmo-message-killed-p (car pair) (cdr pair))))
149 (luna-define-method elmo-folder-synchronize ((folder elmo-multi-folder)
156 (dolist (element (elmo-multi-split-numbers folder mask))
158 (elmo-folder-synchronize (car element)
163 (dolist (fld (elmo-multi-folder-children-internal folder))
164 (elmo-folder-synchronize fld disable-killed ignore-msgdb no-check)))
167 (luna-define-method elmo-folder-expand-msgdb-path ((folder
169 (expand-file-name (elmo-replace-string-as-filename
170 (elmo-folder-name-internal folder))
171 (expand-file-name "multi"
172 elmo-msgdb-directory)))
174 (luna-define-method elmo-folder-newsgroups ((folder elmo-multi-folder))
177 'elmo-folder-newsgroups
178 (elmo-multi-folder-children-internal folder))))
180 (luna-define-method elmo-folder-get-primitive-list ((folder elmo-multi-folder))
183 'elmo-folder-get-primitive-list
184 (elmo-multi-folder-children-internal folder))))
186 (luna-define-method elmo-folder-contains-type ((folder elmo-multi-folder) type)
187 (let ((children (elmo-multi-folder-children-internal folder))
190 (when (elmo-folder-contains-type (car children) type)
193 (setq children (cdr children)))
196 (luna-define-method elmo-message-folder ((folder elmo-multi-folder)
198 (nth (- (/ number (elmo-multi-folder-divide-number-internal folder)) 1)
199 (elmo-multi-folder-children-internal folder)))
201 (luna-define-method elmo-message-cached-p ((folder elmo-multi-folder) number)
202 (let ((pair (elmo-multi-real-folder-number folder number)))
203 (elmo-message-cached-p (car pair) (cdr pair))))
205 (luna-define-method elmo-message-set-cached ((folder elmo-multi-folder)
207 (let ((pair (elmo-multi-real-folder-number folder number)))
208 (elmo-message-set-cached (car pair) (cdr pair) cached)))
210 (luna-define-method elmo-find-fetch-strategy ((folder elmo-multi-folder)
215 (let ((pair (elmo-multi-real-folder-number folder number)))
216 (elmo-find-fetch-strategy (car pair)
219 require-entireness)))
221 (luna-define-method elmo-message-number ((folder elmo-multi-folder)
223 (let ((children (elmo-multi-folder-children-internal folder))
226 (when (setq match (elmo-message-number (car children) message-id))
228 (setq children (cdr children)))
231 (luna-define-method elmo-message-entity ((folder elmo-multi-folder) key)
234 (let* ((pair (elmo-multi-real-folder-number folder key))
235 (entity (elmo-message-entity (car pair) (cdr pair))))
237 (setq entity (elmo-message-copy-entity entity))
238 (elmo-message-entity-set-number entity key)
241 (let ((children (elmo-multi-folder-children-internal folder))
245 (setq cur-number (+ cur-number 1))
246 (when (setq match (elmo-message-entity (car children) key))
247 (setq match (elmo-message-copy-entity match))
248 (elmo-message-entity-set-number
250 (+ (* (elmo-multi-folder-divide-number-internal folder)
252 (elmo-message-entity-number match)))
254 (setq children (cdr children)))
257 (luna-define-method elmo-message-entity-parent ((folder
258 elmo-multi-folder) entity)
261 (elmo-message-entity-field entity 'references)))
263 (luna-define-method elmo-message-field ((folder elmo-multi-folder)
264 number field &optional type)
265 (let ((pair (elmo-multi-real-folder-number folder number)))
266 (elmo-message-field (car pair) (cdr pair) field type)))
268 (luna-define-method elmo-message-flag-available-p ((folder
269 elmo-multi-folder) number
271 (let ((pair (elmo-multi-real-folder-number folder number)))
272 (elmo-message-flag-available-p (car pair) (cdr pair) flag)))
274 (luna-define-method elmo-message-flags ((folder elmo-multi-folder) number)
275 (let ((pair (elmo-multi-real-folder-number folder number)))
276 (elmo-message-flags (car pair) (cdr pair))))
278 (defun elmo-multi-split-numbers (folder numlist &optional as-is)
279 (let ((numbers (sort numlist '<))
280 (folders (elmo-multi-folder-children-internal folder))
281 (divider (elmo-multi-folder-divide-number-internal folder))
283 one-list numbers-list)
285 (setq one-list (list (nth cur-number folders)))
286 (setq cur-number (+ cur-number 1))
290 (* divider cur-number))
292 (setq one-list (nconc
298 (* divider cur-number))))))
299 (setq numbers (cdr numbers)))
300 (setq numbers-list (nconc numbers-list (list one-list))))
303 (luna-define-method elmo-folder-process-crosspost ((folder elmo-multi-folder))
304 (dolist (child (elmo-multi-folder-children-internal folder))
305 (elmo-folder-process-crosspost child)))
307 (luna-define-method elmo-message-fetch ((folder elmo-multi-folder)
309 &optional unseen section)
310 (let ((pair (elmo-multi-real-folder-number folder number)))
311 (elmo-message-fetch (car pair) (cdr pair) strategy unseen section)))
313 (luna-define-method elmo-folder-delete-messages ((folder elmo-multi-folder)
315 (dolist (element (elmo-multi-split-numbers folder numbers))
317 (elmo-folder-delete-messages (car element) (cdr element))))
320 (luna-define-method elmo-folder-detach-messages ((folder elmo-multi-folder)
322 (dolist (element (elmo-multi-split-numbers folder numbers))
324 (elmo-folder-detach-messages (car element) (cdr element))))
327 (luna-define-method elmo-folder-diff ((folder elmo-multi-folder))
328 (elmo-multi-folder-diff folder))
330 (defun elmo-multi-folder-diff (folder)
335 (dolist (child (elmo-multi-folder-children-internal folder))
336 (setq diff (elmo-folder-diff child))
338 (setq value (elmo-diff-new diff))
341 (setq value (elmo-diff-unread diff))
344 (setq value (elmo-diff-all diff))
347 (list news unreads alls)
350 (luna-define-method elmo-folder-list-messages
351 ((folder elmo-multi-folder) &optional visible-only in-msgdb)
352 (let* ((flds (elmo-multi-folder-children-internal folder))
356 (setq cur-number (+ cur-number 1))
357 (setq list (elmo-folder-list-messages (car flds) visible-only in-msgdb))
364 (* (elmo-multi-folder-divide-number-internal
365 folder) cur-number) x))
367 (setq flds (cdr flds)))
370 (luna-define-method elmo-folder-exists-p ((folder elmo-multi-folder))
371 (let ((flds (elmo-multi-folder-children-internal folder)))
374 (unless (elmo-folder-exists-p (car flds))
376 (setq flds (cdr flds)))
379 (luna-define-method elmo-folder-creatable-p ((folder elmo-multi-folder))
380 (let ((flds (elmo-multi-folder-children-internal folder)))
383 (when (and (elmo-folder-creatable-p (car flds))
384 (not (elmo-folder-exists-p (car flds))))
385 ;; If folder already exists, don't to `creatable'.
386 ;; Because this function is called, when folder doesn't exists.
387 (throw 'creatable t))
388 (setq flds (cdr flds)))
391 (luna-define-method elmo-folder-create ((folder elmo-multi-folder))
392 (let ((flds (elmo-multi-folder-children-internal folder)))
395 (unless (or (elmo-folder-exists-p (car flds))
396 (elmo-folder-create (car flds)))
398 (setq flds (cdr flds)))
401 (luna-define-method elmo-folder-search ((folder elmo-multi-folder)
402 condition &optional numbers)
403 (let* ((flds (elmo-multi-folder-children-internal folder))
407 (setq numbers (or numbers
408 (elmo-folder-list-messages folder)))
410 (setq cur-number (+ cur-number 1))
411 (setq matches (append matches
415 (* (elmo-multi-folder-divide-number-internal
420 (car flds) condition))))
421 (setq flds (cdr flds)))
422 (elmo-list-filter numbers matches)))
424 (luna-define-method elmo-message-use-cache-p ((folder elmo-multi-folder)
426 (let ((pair (elmo-multi-real-folder-number folder number)))
427 (elmo-message-use-cache-p (car pair) (cdr pair))))
429 (luna-define-method elmo-message-file-p ((folder elmo-multi-folder) number)
430 (let ((pair (elmo-multi-real-folder-number folder number)))
431 (elmo-message-file-p (car pair) (cdr pair))))
433 (luna-define-method elmo-message-file-name ((folder elmo-multi-folder) number)
434 (let ((pair (elmo-multi-real-folder-number folder number)))
435 (elmo-message-file-name (car pair) (cdr pair))))
437 (luna-define-method elmo-folder-plugged-p ((folder elmo-multi-folder))
438 (let ((flds (elmo-multi-folder-children-internal folder)))
441 (unless (elmo-folder-plugged-p (car flds))
442 (throw 'plugged nil))
443 (setq flds (cdr flds)))
446 (luna-define-method elmo-folder-set-plugged ((folder elmo-multi-folder)
448 (let ((flds (elmo-multi-folder-children-internal folder)))
450 (elmo-folder-set-plugged fld plugged add))))
452 (defun elmo-multi-folder-numbers-list-assoc (folder folder-numbers)
454 (while folder-numbers
455 (when (string= (elmo-folder-name-internal (car (car folder-numbers)))
456 (elmo-folder-name-internal folder))
457 (setq ent (car folder-numbers)
459 (setq folder-numbers (cdr folder-numbers)))
462 (defun elmo-multi-make-folder-numbers-list (folder msgs)
463 (let ((msg-list msgs)
467 (when (and (numberp (car msg-list))
468 (> (car msg-list) 0))
469 (setq pair (elmo-multi-real-folder-number folder (car msg-list)))
470 (if (setq fld-list (elmo-multi-folder-numbers-list-assoc
473 (setcdr fld-list (cons (cdr pair) (cdr fld-list)))
474 (setq ret-val (cons (cons (car pair) (list (cdr pair))) ret-val))))
475 (setq msg-list (cdr msg-list)))
478 (luna-define-method elmo-folder-set-flag ((folder elmo-multi-folder)
482 (dolist (pair (elmo-multi-make-folder-numbers-list folder numbers))
483 (elmo-folder-set-flag (car pair) (cdr pair) flag is-local)))
485 (luna-define-method elmo-folder-unset-flag ((folder elmo-multi-folder)
489 (dolist (pair (elmo-multi-make-folder-numbers-list folder numbers))
491 (elmo-folder-unset-flag (car pair) (cdr pair) flag is-local))))
493 (luna-define-method elmo-folder-list-flagged ((folder elmo-multi-folder)
498 (dolist (child (elmo-multi-folder-children-internal folder))
499 (setq cur-number (+ cur-number 1)
506 (* (elmo-multi-folder-divide-number-internal folder)
508 (elmo-folder-list-flagged child flag in-msgdb)))))
511 (luna-define-method elmo-folder-commit ((folder elmo-multi-folder))
512 (dolist (child (elmo-multi-folder-children-internal folder))
513 (elmo-folder-commit child)))
515 (luna-define-method elmo-folder-length ((folder elmo-multi-folder))
517 (dolist (child (elmo-multi-folder-children-internal folder))
518 (setq sum (+ sum (elmo-folder-length child))))
521 (luna-define-method elmo-folder-count-flags ((folder elmo-multi-folder))
522 (let (flag-alist element)
523 (dolist (child (elmo-multi-folder-children-internal folder))
524 (dolist (pair (elmo-folder-count-flags child))
525 (if (setq element (assq (car pair) flag-alist))
526 (setcdr element (+ (cdr element) (cdr pair)))
527 (setq flag-alist (cons pair flag-alist)))))
530 (luna-define-method elmo-folder-recover-messages ((folder elmo-multi-folder)
532 (dolist (element (elmo-multi-split-numbers folder numbers))
534 (elmo-folder-recover-messages (car element) (cdr element)))))
536 (defun elmo-folder-append-messages-multi-* (dst-folder
541 (elmo-folder-append-messages dst-folder src-folder numbers same-number
542 'elmo-folder-append-messages-multi-*)
543 (let ((divider (elmo-multi-folder-divide-number-internal src-folder))
546 (dolist (element (elmo-multi-split-numbers src-folder numbers))
547 (setq cur-number (+ cur-number 1))
554 (+ (* divider cur-number) x))
555 (elmo-folder-append-messages
556 dst-folder (car element) (cdr element)))))))
560 (product-provide (provide 'elmo-multi) (require 'elmo-version))
562 ;;; elmo-multi.el ends here