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-check ((folder elmo-multi-folder))
127 (dolist (fld (elmo-multi-folder-children-internal folder))
128 (elmo-folder-check fld)))
130 (luna-define-method elmo-folder-close-internal ((folder elmo-multi-folder))
131 (dolist (fld (elmo-multi-folder-children-internal folder))
132 (elmo-folder-close-internal fld)))
134 (luna-define-method elmo-folder-close ((folder elmo-multi-folder))
135 (elmo-generic-folder-close folder)
136 (dolist (fld (elmo-multi-folder-children-internal folder))
137 (elmo-folder-close fld)))
139 (luna-define-method elmo-message-killed-p ((folder elmo-multi-folder) number)
140 (let ((pair (elmo-multi-real-folder-number folder number)))
141 (elmo-message-killed-p (car pair) (cdr pair))))
143 (luna-define-method elmo-folder-synchronize ((folder elmo-multi-folder)
150 (dolist (element (elmo-multi-split-numbers folder mask))
152 (elmo-folder-synchronize (car element)
157 (dolist (fld (elmo-multi-folder-children-internal folder))
158 (elmo-folder-synchronize fld disable-killed ignore-msgdb no-check)))
161 (luna-define-method elmo-folder-expand-msgdb-path ((folder
163 (expand-file-name (elmo-replace-string-as-filename
164 (elmo-folder-name-internal folder))
165 (expand-file-name "multi"
166 elmo-msgdb-directory)))
168 (luna-define-method elmo-folder-newsgroups ((folder elmo-multi-folder))
171 'elmo-folder-newsgroups
172 (elmo-multi-folder-children-internal folder))))
174 (luna-define-method elmo-folder-get-primitive-list ((folder elmo-multi-folder))
177 'elmo-folder-get-primitive-list
178 (elmo-multi-folder-children-internal folder))))
180 (luna-define-method elmo-folder-contains-type ((folder elmo-multi-folder) type)
181 (let ((children (elmo-multi-folder-children-internal folder))
184 (when (elmo-folder-contains-type (car children) type)
187 (setq children (cdr children)))
190 (luna-define-method elmo-message-folder ((folder elmo-multi-folder)
192 (nth (- (/ number (elmo-multi-folder-divide-number-internal folder)) 1)
193 (elmo-multi-folder-children-internal folder)))
195 (luna-define-method elmo-message-cached-p ((folder elmo-multi-folder) number)
196 (let ((pair (elmo-multi-real-folder-number folder number)))
197 (elmo-message-cached-p (car pair) (cdr pair))))
199 (luna-define-method elmo-message-set-cached ((folder elmo-multi-folder)
201 (let ((pair (elmo-multi-real-folder-number folder number)))
202 (elmo-message-set-cached (car pair) (cdr pair) cached)))
204 (luna-define-method elmo-find-fetch-strategy ((folder elmo-multi-folder)
209 (let ((pair (elmo-multi-real-folder-number folder number)))
210 (elmo-find-fetch-strategy (car pair)
213 require-entireness)))
215 (luna-define-method elmo-message-number ((folder elmo-multi-folder)
217 (let ((children (elmo-multi-folder-children-internal folder))
220 (when (setq match (elmo-message-number (car children) message-id))
222 (setq children (cdr children)))
225 (luna-define-method elmo-message-entity ((folder elmo-multi-folder) key)
228 (let* ((pair (elmo-multi-real-folder-number folder key))
229 (entity (elmo-message-entity (car pair) (cdr pair))))
231 (setq entity (elmo-message-copy-entity entity))
232 (elmo-message-entity-set-number entity key)
235 (let ((children (elmo-multi-folder-children-internal folder))
239 (setq cur-number (+ cur-number 1))
240 (when (setq match (elmo-message-entity (car children) key))
241 (setq match (elmo-message-copy-entity match))
242 (elmo-message-entity-set-number
244 (+ (* (elmo-multi-folder-divide-number-internal folder)
246 (elmo-message-entity-number match)))
248 (setq children (cdr children)))
251 (luna-define-method elmo-message-entity-parent ((folder
252 elmo-multi-folder) entity)
255 (elmo-message-entity-field entity 'references)))
257 (luna-define-method elmo-message-field ((folder elmo-multi-folder)
258 number field &optional type)
259 (let ((pair (elmo-multi-real-folder-number folder number)))
260 (elmo-message-field (car pair) (cdr pair) field type)))
262 (luna-define-method elmo-message-flag-available-p ((folder
263 elmo-multi-folder) number
265 (let ((pair (elmo-multi-real-folder-number folder number)))
266 (elmo-message-flag-available-p (car pair) (cdr pair) flag)))
268 (luna-define-method elmo-message-flags ((folder elmo-multi-folder) number)
269 (let ((pair (elmo-multi-real-folder-number folder number)))
270 (elmo-message-flags (car pair) (cdr pair))))
272 (defun elmo-multi-split-numbers (folder numlist &optional as-is)
273 (let ((numbers (sort numlist '<))
274 (folders (elmo-multi-folder-children-internal folder))
275 (divider (elmo-multi-folder-divide-number-internal folder))
277 one-list numbers-list)
279 (setq one-list (list (nth cur-number folders)))
280 (setq cur-number (+ cur-number 1))
284 (* divider cur-number))
286 (setq one-list (nconc
292 (* divider cur-number))))))
293 (setq numbers (cdr numbers)))
294 (setq numbers-list (nconc numbers-list (list one-list))))
297 (luna-define-method elmo-folder-process-crosspost ((folder elmo-multi-folder))
298 (dolist (child (elmo-multi-folder-children-internal folder))
299 (elmo-folder-process-crosspost child)))
301 (luna-define-method elmo-message-fetch ((folder elmo-multi-folder)
303 &optional unseen section)
304 (let ((pair (elmo-multi-real-folder-number folder number)))
305 (elmo-message-fetch (car pair) (cdr pair) strategy unseen section)))
307 (luna-define-method elmo-folder-delete-messages ((folder elmo-multi-folder)
309 (dolist (element (elmo-multi-split-numbers folder numbers))
311 (elmo-folder-delete-messages (car element) (cdr element))))
314 (luna-define-method elmo-folder-detach-messages ((folder elmo-multi-folder)
316 (dolist (element (elmo-multi-split-numbers folder numbers))
318 (elmo-folder-detach-messages (car element) (cdr element))))
321 (luna-define-method elmo-folder-diff ((folder elmo-multi-folder))
322 (elmo-multi-folder-diff folder))
324 (defun elmo-multi-folder-diff (folder)
329 (dolist (child (elmo-multi-folder-children-internal folder))
330 (setq diff (elmo-folder-diff child))
332 (setq value (elmo-diff-new diff))
335 (setq value (elmo-diff-unread diff))
338 (setq value (elmo-diff-all diff))
341 (list news unreads alls)
344 (luna-define-method elmo-folder-list-messages
345 ((folder elmo-multi-folder) &optional visible-only in-msgdb)
346 (let* ((flds (elmo-multi-folder-children-internal folder))
350 (setq cur-number (+ cur-number 1))
351 (setq list (elmo-folder-list-messages (car flds) visible-only in-msgdb))
359 (* (elmo-multi-folder-divide-number-internal
360 folder) cur-number) x)))
362 (setq flds (cdr flds)))
365 (luna-define-method elmo-folder-exists-p ((folder elmo-multi-folder))
366 (let ((flds (elmo-multi-folder-children-internal folder)))
369 (unless (elmo-folder-exists-p (car flds))
371 (setq flds (cdr flds)))
374 (luna-define-method elmo-folder-creatable-p ((folder elmo-multi-folder))
375 (let ((flds (elmo-multi-folder-children-internal folder)))
378 (when (and (elmo-folder-creatable-p (car flds))
379 (not (elmo-folder-exists-p (car flds))))
380 ;; If folder already exists, don't to `creatable'.
381 ;; Because this function is called, when folder doesn't exists.
382 (throw 'creatable t))
383 (setq flds (cdr flds)))
386 (luna-define-method elmo-folder-create ((folder elmo-multi-folder))
387 (let ((flds (elmo-multi-folder-children-internal folder)))
390 (unless (or (elmo-folder-exists-p (car flds))
391 (elmo-folder-create (car flds)))
393 (setq flds (cdr flds)))
396 (luna-define-method elmo-folder-search ((folder elmo-multi-folder)
397 condition &optional numbers)
398 (let* ((flds (elmo-multi-folder-children-internal folder))
402 (setq numbers (or numbers
403 (elmo-folder-list-messages folder)))
405 (setq cur-number (+ cur-number 1))
406 (setq matches (append matches
411 (* (elmo-multi-folder-divide-number-internal
416 (car flds) condition))))
417 (setq flds (cdr flds)))
418 (elmo-list-filter numbers matches)))
420 (luna-define-method elmo-message-use-cache-p ((folder elmo-multi-folder)
422 (let ((pair (elmo-multi-real-folder-number folder number)))
423 (elmo-message-use-cache-p (car pair) (cdr pair))))
425 (luna-define-method elmo-message-file-p ((folder elmo-multi-folder) number)
426 (let ((pair (elmo-multi-real-folder-number folder number)))
427 (elmo-message-file-p (car pair) (cdr pair))))
429 (luna-define-method elmo-message-file-name ((folder elmo-multi-folder) number)
430 (let ((pair (elmo-multi-real-folder-number folder number)))
431 (elmo-message-file-name (car pair) (cdr pair))))
433 (luna-define-method elmo-folder-plugged-p ((folder elmo-multi-folder))
434 (let ((flds (elmo-multi-folder-children-internal folder)))
437 (unless (elmo-folder-plugged-p (car flds))
438 (throw 'plugged nil))
439 (setq flds (cdr flds)))
442 (luna-define-method elmo-folder-set-plugged ((folder elmo-multi-folder)
444 (let ((flds (elmo-multi-folder-children-internal folder)))
446 (elmo-folder-set-plugged fld plugged add))))
448 (defun elmo-multi-folder-numbers-list-assoc (folder folder-numbers)
450 (while folder-numbers
451 (when (string= (elmo-folder-name-internal (car (car folder-numbers)))
452 (elmo-folder-name-internal folder))
453 (setq ent (car folder-numbers)
455 (setq folder-numbers (cdr folder-numbers)))
458 (defun elmo-multi-make-folder-numbers-list (folder msgs)
459 (let ((msg-list msgs)
463 (when (and (numberp (car msg-list))
464 (> (car msg-list) 0))
465 (setq pair (elmo-multi-real-folder-number folder (car msg-list)))
466 (if (setq fld-list (elmo-multi-folder-numbers-list-assoc
469 (setcdr fld-list (cons (cdr pair) (cdr fld-list)))
470 (setq ret-val (cons (cons (car pair) (list (cdr pair))) ret-val))))
471 (setq msg-list (cdr msg-list)))
474 (luna-define-method elmo-folder-set-flag ((folder elmo-multi-folder)
478 (dolist (pair (elmo-multi-make-folder-numbers-list folder numbers))
479 (elmo-folder-set-flag (car pair) (cdr pair) flag is-local)))
481 (luna-define-method elmo-folder-unset-flag ((folder elmo-multi-folder)
485 (dolist (pair (elmo-multi-make-folder-numbers-list folder numbers))
487 (elmo-folder-unset-flag (car pair) (cdr pair) flag is-local))))
489 (luna-define-method elmo-folder-list-flagged ((folder elmo-multi-folder)
494 (dolist (child (elmo-multi-folder-children-internal folder))
495 (setq cur-number (+ cur-number 1)
503 (* (elmo-multi-folder-divide-number-internal folder)
505 (elmo-folder-list-flagged child flag in-msgdb)))))
508 (luna-define-method elmo-folder-commit ((folder elmo-multi-folder))
509 (dolist (child (elmo-multi-folder-children-internal folder))
510 (elmo-folder-commit child)))
512 (luna-define-method elmo-folder-length ((folder elmo-multi-folder))
514 (dolist (child (elmo-multi-folder-children-internal folder))
515 (setq sum (+ sum (elmo-folder-length child))))
518 (luna-define-method elmo-folder-count-flags ((folder elmo-multi-folder))
519 (let (flag-alist element)
520 (dolist (child (elmo-multi-folder-children-internal folder))
521 (dolist (pair (elmo-folder-count-flags child))
522 (if (setq element (assq (car pair) flag-alist))
523 (setcdr element (+ (cdr element) (cdr pair)))
524 (setq flag-alist (cons pair flag-alist)))))
527 (luna-define-method elmo-folder-recover-messages ((folder elmo-multi-folder)
529 (dolist (element (elmo-multi-split-numbers folder numbers))
531 (elmo-folder-recover-messages (car element) (cdr element)))))
533 (defun elmo-folder-append-messages-multi-* (dst-folder
538 (elmo-folder-append-messages dst-folder src-folder numbers same-number
539 'elmo-folder-append-messages-multi-*)
540 (let ((divider (elmo-multi-folder-divide-number-internal src-folder))
543 (dolist (element (elmo-multi-split-numbers src-folder numbers))
544 (setq cur-number (+ cur-number 1))
551 (+ (* divider cur-number) x))
552 (elmo-folder-append-messages
553 dst-folder (car element) (cdr element)))))))
557 (product-provide (provide 'elmo-multi) (require 'elmo-version))
559 ;;; elmo-multi.el ends here