wl/wl-folder.el

   1 ;;; wl-folder.el --- Folder mode for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   5
   6 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   7 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
   8 ;; Keywords: mail, net news
   9
  10 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  11
  12 ;; This program is free software; you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation; either version 2, or (at your option)
  15 ;; any later version.
  16 ;;
  17 ;; This program is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21 ;;
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  25 ;; Boston, MA 02111-1307, USA.
  26 ;;
  27
  28 ;;; Commentary:
  29 ;;
  30
  31 ;;; Code:
  32 ;;
  33
  34 (require 'elmo-vars)
  35 (require 'elmo-util)
  36 (require 'elmo)
  37 (require 'wl-vars)
  38 (condition-case ()
  39     (require 'easymenu) ; needed here.
  40   (error))
  41
  42 (eval-when-compile
  43   (require 'cl)
  44   (require 'wl-util)
  45   (provide 'wl-folder)
  46   (require 'wl)
  47   (require 'elmo-nntp))
  48
  49 (defcustom wl-folder-init-hook nil
  50   "A hook called after folder initialization is finished."
  51   :type 'hook
  52   :group 'wl)
  53
  54 (defvar wl-folder-buffer-name "Folder")
  55 (defvar wl-folder-entity nil)           ; desktop entity.
  56 (defvar wl-folder-group-alist nil)      ; opened or closed
  57 (defvar wl-folder-entity-id nil) ; id
  58 (defvar wl-folder-entity-hashtb nil)
  59 (defvar wl-folder-entity-id-name-hashtb nil)
  60 (defvar wl-folder-elmo-folder-hashtb nil)  ; name => elmo folder structure
  61
  62 (defvar wl-folder-newsgroups-hashtb nil)
  63 (defvar wl-folder-info-alist-modified nil)
  64 (defvar wl-folder-completion-function nil)
  65
  66 (defvar wl-folder-mode-map nil)
  67
  68 (defvar wl-folder-buffer-disp-summary nil)
  69 (defvar wl-folder-buffer-cur-entity-id nil)
  70 (defvar wl-folder-buffer-cur-path nil)
  71 (defvar wl-folder-buffer-cur-point nil)
  72
  73 (make-variable-buffer-local 'wl-folder-buffer-disp-summary)
  74 (make-variable-buffer-local 'wl-folder-buffer-cur-entity-id)
  75 (make-variable-buffer-local 'wl-folder-buffer-cur-path)
  76 (make-variable-buffer-local 'wl-folder-buffer-cur-point)
  77
  78 (defconst wl-folder-entity-regexp "^\\([ ]*\\)\\(\\[[\\+-]\\]\\)?\\([^\\[].+\\):[-*0-9]+/[-*0-9]+/[-*0-9]+")
  79 (defconst wl-folder-group-regexp  "^\\([ ]*\\)\\[\\([\\+-]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+\n")
  80 ;;                              1:indent 2:opened 3:group-name
  81 (defconst wl-folder-unsync-regexp ":[^0\\*][0-9]*/[0-9\\*-]+/[0-9\\*-]+$")
  82
  83 (defvar wl-folder-mode-menu-spec
  84   '("Folder"
  85     ["Enter Current Folder" wl-folder-jump-to-current-entity t]
  86     ["Prev Folder"          wl-folder-prev-entity t]
  87     ["Next Folder"          wl-folder-next-entity t]
  88     ["Check Current Folder" wl-folder-check-current-entity t]
  89     ["Sync Current Folder"  wl-folder-sync-current-entity t]
  90 ;    ["Drop Current Folder" wl-folder-drop-unsync-current-entity t]
  91     ["Prefetch Current Folder" wl-folder-prefetch-current-entity t]
  92     ["Mark as Read all Current Folder" wl-folder-mark-as-read-all-current-entity t]
  93     ["Expire Current Folder" wl-folder-expire-current-entity t]
  94     ["Empty trash" wl-folder-empty-trash t]
  95     ["Flush queue" wl-folder-flush-queue t]
  96     ["Open All" wl-folder-open-all t]
  97     ["Open All Unread folder" wl-folder-open-all-unread-folder t]
  98     ["Close All" wl-folder-close-all t]
  99     ("Folder Manager"
 100      ["Add folder" wl-fldmgr-add t]
 101      ["Add group" wl-fldmgr-make-group t]
 102      ["Copy" wl-fldmgr-copy t]
 103      ["Cut" wl-fldmgr-cut t]
 104      ["Paste" wl-fldmgr-yank t]
 105      ["Set petname" wl-fldmgr-set-petname t]
 106      ["Rename" wl-fldmgr-rename t]
 107      ["Save" wl-fldmgr-save-folders t]
 108      "----"
 109      ["Unsubscribe" wl-fldmgr-unsubscribe t]
 110      ["Display all" wl-fldmgr-access-display-all t])
 111     "----"
 112     ["Write a message" wl-draft t]
 113     "----"
 114     ["Toggle Plug Status" wl-toggle-plugged t]
 115     ["Change Plug Status" wl-plugged-change t]
 116     "----"
 117     ["Save Current Status"  wl-save t]
 118     ["Update Satus"         wl-status-update t]
 119     ["Exit"                 wl-exit t]
 120     ))
 121
 122 (if wl-on-xemacs
 123     (defun wl-folder-setup-mouse ()
 124       (define-key wl-folder-mode-map 'button2 'wl-folder-click)
 125       (define-key wl-folder-mode-map 'button4 'wl-folder-prev-entity)
 126       (define-key wl-folder-mode-map 'button5 'wl-folder-next-entity)
 127       (define-key wl-folder-mode-map [(shift button4)]
 128         'wl-folder-prev-unread)
 129       (define-key wl-folder-mode-map [(shift button5)]
 130         'wl-folder-next-unread))
 131   (defun wl-folder-setup-mouse ()
 132     (define-key wl-folder-mode-map [mouse-2] 'wl-folder-click)
 133     (define-key wl-folder-mode-map [mouse-4] 'wl-folder-prev-entity)
 134     (define-key wl-folder-mode-map [mouse-5] 'wl-folder-next-entity)
 135     (define-key wl-folder-mode-map [S-mouse-4] 'wl-folder-prev-unread)
 136     (define-key wl-folder-mode-map [S-mouse-5] 'wl-folder-next-unread)))
 137
 138 (if wl-folder-mode-map
 139     nil
 140   (setq wl-folder-mode-map (make-sparse-keymap))
 141   (define-key wl-folder-mode-map " "    'wl-folder-jump-to-current-entity)
 142 ;  (define-key wl-folder-mode-map "\M- " 'wl-folder-open-close)
 143   (define-key wl-folder-mode-map "/"    'wl-folder-open-close)
 144   (define-key wl-folder-mode-map "\C-m" 'wl-folder-jump-to-current-entity)
 145   (define-key wl-folder-mode-map [(shift return)] 'wl-folder-jump-to-current-entity-with-arg)
 146   (define-key wl-folder-mode-map "\M-\C-m" 'wl-folder-update-recursive-current-entity)
 147   (define-key wl-folder-mode-map "rc"    'wl-folder-mark-as-read-all-region)
 148   (define-key wl-folder-mode-map "c"    'wl-folder-mark-as-read-all-current-entity)
 149   (define-key wl-folder-mode-map "g"    'wl-folder-goto-folder)
 150   (define-key wl-folder-mode-map "j"    'wl-folder-jump-to-current-entity)
 151   (define-key wl-folder-mode-map "w"    'wl-draft)
 152   (define-key wl-folder-mode-map "W"    'wl-folder-write-current-folder)
 153   (define-key wl-folder-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 154   (define-key wl-folder-mode-map "\C-c\C-a" 'wl-addrmgr)
 155   (define-key wl-folder-mode-map "rS"   'wl-folder-sync-region)
 156   (define-key wl-folder-mode-map "S"    'wl-folder-sync-current-entity)
 157   (define-key wl-folder-mode-map "rs"   'wl-folder-check-region)
 158   (define-key wl-folder-mode-map "s"    'wl-folder-check-current-entity)
 159   (define-key wl-folder-mode-map "I"    'wl-folder-prefetch-current-entity)
 160 ;  (define-key wl-folder-mode-map "D"    'wl-folder-drop-unsync-current-entity)
 161   (define-key wl-folder-mode-map "p"    'wl-folder-prev-entity)
 162   (define-key wl-folder-mode-map "n"    'wl-folder-next-entity)
 163   (define-key wl-folder-mode-map "v"    'wl-folder-toggle-disp-summary)
 164   (define-key wl-folder-mode-map "P"    'wl-folder-prev-unread)
 165   (define-key wl-folder-mode-map "N"    'wl-folder-next-unread)
 166   (define-key wl-folder-mode-map "J"    'wl-folder-jump-folder)
 167   (define-key wl-folder-mode-map "f"    'wl-folder-goto-first-unread-folder)
 168   (define-key wl-folder-mode-map "o"    'wl-folder-open-all-unread-folder)
 169   (define-key wl-folder-mode-map "["    'wl-folder-open-all)
 170   (define-key wl-folder-mode-map "]"    'wl-folder-close-all)
 171   (define-key wl-folder-mode-map "e"    'wl-folder-expire-current-entity)
 172   (define-key wl-folder-mode-map "E"    'wl-folder-empty-trash)
 173   (define-key wl-folder-mode-map "F"    'wl-folder-flush-queue)
 174   (define-key wl-folder-mode-map "V"    'wl-folder-virtual)
 175   (define-key wl-folder-mode-map "?"    'wl-folder-pick)
 176   (define-key wl-folder-mode-map "q"    'wl-exit)
 177   (define-key wl-folder-mode-map "z"    'wl-folder-suspend)
 178   (define-key wl-folder-mode-map "\M-t" 'wl-toggle-plugged)
 179   (define-key wl-folder-mode-map "\C-t" 'wl-plugged-change)
 180   (define-key wl-folder-mode-map "<"    'beginning-of-buffer)
 181   (define-key wl-folder-mode-map ">"    'end-of-buffer)
 182   ;; wl-fldmgr
 183   (define-key wl-folder-mode-map "m"    'wl-fldmgr-mode-map)
 184   (define-key wl-folder-mode-map "*"    'wl-fldmgr-make-multi)
 185   (define-key wl-folder-mode-map "+"    'wl-fldmgr-make-group)
 186   (define-key wl-folder-mode-map "|"    'wl-fldmgr-make-filter)
 187   (define-key wl-folder-mode-map "\M-c" 'wl-fldmgr-copy)
 188   (define-key wl-folder-mode-map "\M-w" 'wl-fldmgr-copy-region)
 189   (define-key wl-folder-mode-map "\C-k" 'wl-fldmgr-cut)
 190   (define-key wl-folder-mode-map "\C-w" 'wl-fldmgr-cut-region)
 191   (define-key wl-folder-mode-map "\C-y" 'wl-fldmgr-yank)
 192   (define-key wl-folder-mode-map "R"    'wl-fldmgr-rename)
 193   (define-key wl-folder-mode-map "u"    'wl-fldmgr-unsubscribe)
 194   (define-key wl-folder-mode-map "ru"   'wl-fldmgr-unsubscribe-region)
 195   (define-key wl-folder-mode-map "U"    'wl-fldmgr-unsubscribe-region)
 196   (define-key wl-folder-mode-map "l"    'wl-fldmgr-access-display-normal)
 197   (define-key wl-folder-mode-map "L"    'wl-fldmgr-access-display-all)
 198   (define-key wl-folder-mode-map "Z"    'wl-status-update)
 199   (define-key wl-folder-mode-map "\C-x\C-s" 'wl-save)
 200   (define-key wl-folder-mode-map "\M-s"     'wl-save)
 201   (define-key wl-folder-mode-map "\C-xk"    'wl-folder-mimic-kill-buffer)
 202   (define-key wl-folder-mode-map "\M-\C-a"
 203     'wl-folder-goto-top-of-current-folder)
 204   (define-key wl-folder-mode-map "\M-\C-e"
 205     'wl-folder-goto-bottom-of-current-folder)
 206
 207   (wl-folder-setup-mouse)
 208   (easy-menu-define
 209    wl-folder-mode-menu
 210    wl-folder-mode-map
 211    "Menu used in Folder mode."
 212    wl-folder-mode-menu-spec))
 213
 214 (defmacro wl-folder-unread-regex (group)
 215   (` (concat "^[ ]*.+:[0-9\\*-]+/[^0\\*][0-9]*/[0-9\\*-]+$"
 216              (if (, group)
 217                  "\\|^[ ]*\\[[+-]\\]"
 218                ""))))
 219
 220 (defmacro wl-folder-buffer-group-p ()
 221   (` (save-excursion (beginning-of-line)
 222                      (looking-at wl-folder-group-regexp))))
 223
 224 (defmacro wl-folder-folder-name ()
 225   (` (save-excursion
 226        (beginning-of-line)
 227        (if (or (looking-at "^[ ]*\\[[\\+-]\\]\\(.+\\):[-0-9\\*-]+/[0-9\\*-]+/[0-9\\*-]+\n")
 228                (looking-at "^[ ]*\\([^\\[].+\\):.*\n"))
 229            (wl-match-buffer 1)))))
 230
 231 (defmacro wl-folder-entity-name ()
 232   (` (save-excursion
 233        (beginning-of-line)
 234        (if (looking-at "^[ ]*\\([^\\[].+\\):.*\n")
 235            (wl-match-buffer 1)))))
 236
 237 (defun wl-folder-buffer-search-group (group)
 238   (re-search-forward
 239    (concat
 240     "^\\([ \t]*\\)\\[[\\+-]\\]"
 241     (regexp-quote group) ":[-0-9-]+/[0-9-]+/[0-9-]+") nil t))
 242
 243 (defun wl-folder-buffer-search-entity (folder &optional searchname)
 244   (let ((search (or searchname (wl-folder-get-petname folder))))
 245     (re-search-forward
 246      (concat
 247       "^[ \t]*"
 248       (regexp-quote search) ":[-0-9\\*-]+/[0-9\\*-]+/[0-9\\*-]+") nil t)))
 249
 250 (defsubst wl-folder-get-folder-name-by-id (entity-id &optional hashtb)
 251   (and (numberp entity-id)
 252        (elmo-get-hash-val (format "#%d" entity-id)
 253                           (or hashtb wl-folder-entity-id-name-hashtb))))
 254
 255 (defsubst wl-folder-set-id-name (entity-id entity &optional hashtb)
 256   (and (numberp entity-id)
 257        (elmo-set-hash-val (format "#%d" entity-id)
 258                           entity (or hashtb wl-folder-entity-id-name-hashtb))))
 259
 260 (defmacro wl-folder-get-entity-id (entity)
 261   `(get-text-property 0 'wl-folder-entity-id ,entity))
 262
 263 (defmacro wl-folder-get-entity-from-buffer (&optional getid)
 264   `(let ((id (get-text-property (point)
 265                                 'wl-folder-entity-id)))
 266      (if ,getid
 267          id
 268        (wl-folder-get-folder-name-by-id id))))
 269
 270 (defmacro wl-folder-entity-exists-p (entity &optional hashtb)
 271   (` (let ((sym (intern-soft (, entity)
 272                              (or (, hashtb) wl-folder-entity-hashtb))))
 273        (and sym (boundp sym)))))
 274
 275 (defmacro wl-folder-clear-entity-info (entity &optional hashtb)
 276   (` (let ((sym (intern-soft (, entity)
 277                              (or (, hashtb) wl-folder-entity-hashtb))))
 278        (if (boundp sym)
 279            (makunbound sym)))))
 280
 281 (defmacro wl-folder-get-entity-info (entity &optional hashtb)
 282   (` (elmo-get-hash-val (, entity) (or (, hashtb) wl-folder-entity-hashtb))))
 283
 284 (defmacro wl-folder-set-entity-info (entity value &optional hashtb)
 285   (` (let* ((hashtb (or (, hashtb) wl-folder-entity-hashtb))
 286             (info (wl-folder-get-entity-info (, entity) hashtb)))
 287        (elmo-set-hash-val (, entity)
 288                           (if (< (length (, value)) 4)
 289                               (append (, value) (list (nth 3 info)))
 290                             (, value))
 291                           hashtb))))
 292
 293 (defun wl-folder-persistent-p (folder)
 294   (or (and (wl-folder-search-entity-by-name folder wl-folder-entity
 295                                             'folder)
 296            t) ; on Folder mode.
 297       (catch 'found
 298         (let ((li wl-save-folder-list))
 299           (while li
 300             (if (string-match (car li) folder)
 301                 (throw 'found t))
 302             (setq li (cdr li)))))
 303       (not (catch 'found
 304              (let ((li wl-no-save-folder-list))
 305                (while li
 306                  (if (string-match (car li) folder)
 307                      (throw 'found t))
 308                  (setq li (cdr li))))))))
 309
 310 ;;; ELMO folder structure with cache.
 311 (defmacro wl-folder-get-elmo-folder (entity &optional no-cache)
 312   "Get elmo folder structure from entity."
 313   (` (if (, no-cache)
 314          (elmo-make-folder (elmo-string (, entity)))
 315        (or (wl-folder-elmo-folder-cache-get (, entity))
 316            (let* ((name (elmo-string (, entity)))
 317                   (folder (elmo-make-folder name)))
 318              (wl-folder-elmo-folder-cache-put name folder)
 319              folder)))))
 320
 321 (defmacro wl-folder-elmo-folder-cache-get (name &optional hashtb)
 322   "Returns a elmo folder structure associated with NAME from HASHTB.
 323 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 324   (` (elmo-get-hash-val (, name)
 325                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 326
 327 (defmacro wl-folder-elmo-folder-cache-put (name folder &optional hashtb)
 328   "Get folder elmo folder structure on HASHTB for folder with NAME.
 329 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 330   (` (elmo-set-hash-val (, name) (, folder)
 331                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 332
 333 (defun wl-folder-prev-entity ()
 334   (interactive)
 335   (forward-line -1))
 336
 337 (defun wl-folder-next-entity ()
 338   (interactive)
 339   (forward-line 1))
 340
 341 (defun wl-folder-prev-entity-skip-invalid (&optional hereto)
 342   "move to previous entity. skip unsubscribed or removed entity."
 343   (interactive)
 344   (if hereto
 345       (end-of-line))
 346   (if (re-search-backward wl-folder-entity-regexp nil t)
 347       (beginning-of-line)
 348     (goto-char (point-min))))
 349
 350 (defun wl-folder-next-entity-skip-invalid (&optional hereto)
 351   "Move to next entity. skip unsubscribed or removed entity."
 352   (interactive)
 353   (beginning-of-line)
 354   (if (not hereto)
 355       (forward-line 1))
 356   (if (re-search-forward wl-folder-entity-regexp nil t)
 357       (beginning-of-line)
 358     (goto-char (point-max))))
 359
 360 (defun wl-folder-search-group-entity-by-name (name entity)
 361   (wl-folder-search-entity-by-name name entity 'group))
 362
 363 (defun wl-folder-search-entity-by-name (name entity &optional type)
 364   (let ((entities (list entity))
 365         entity-stack)
 366     (catch 'done
 367       (while entities
 368         (setq entity (wl-pop entities))
 369         (cond
 370          ((consp entity)
 371           (if (and (not (eq type 'folder))
 372                    (string= name (car entity)))
 373               (throw 'done entity))
 374           (and entities
 375                (wl-push entities entity-stack))
 376           (setq entities (nth 2 entity)))
 377          ((and (not (eq type 'group))
 378                (stringp entity))
 379           (if (string= name entity)
 380               (throw 'done entity))))
 381         (unless entities
 382           (setq entities (wl-pop entity-stack)))))))
 383
 384 (defun wl-folder-search-entity-list-by-name (name entity &optional get-id)
 385   (let ((entities (list entity))
 386         entity-stack ret-val)
 387     (while entities
 388       (setq entity (wl-pop entities))
 389       (cond
 390        ((consp entity)
 391         (and entities
 392              (wl-push entities entity-stack))
 393         (setq entities (nth 2 entity)))
 394        ((stringp entity)
 395         (if (string= name entity)
 396             (wl-append ret-val (if get-id
 397                                    (list (wl-folder-get-entity-id entity))
 398                                  (list entity))))))
 399       (unless entities
 400         (setq entities (wl-pop entity-stack))))
 401     ret-val))
 402
 403 (defun wl-folder-get-prev-folder (id &optional unread)
 404   (let ((name (if (stringp id)
 405                   id
 406                 (wl-folder-get-folder-name-by-id id)))
 407         entity entity-stack last-entity finfo
 408         (entities (list wl-folder-entity)))
 409     (catch 'done
 410       (while entities
 411         (setq entity (wl-pop entities))
 412         (cond
 413          ((consp entity)
 414 ;;        (if (and (string= name (car entity))
 415 ;;                 (eq id (wl-folder-get-entity-id (car entity))))
 416 ;;            (throw 'done last-entity))
 417           (and entities
 418                (wl-push entities entity-stack))
 419           (setq entities (nth 2 entity)))
 420          ((stringp entity)
 421           (if (and (string= name entity)
 422                    ;; don't use eq, `id' is string on Nemacs.
 423                    (equal id (wl-folder-get-entity-id entity)))
 424               (throw 'done last-entity))
 425           (if (or (not unread)
 426                   (and (setq finfo (wl-folder-get-entity-info entity))
 427                        (and (nth 0 finfo)(nth 1 finfo))
 428                        (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 429               (setq last-entity entity))))
 430         (unless entities
 431           (setq entities (wl-pop entity-stack)))))))
 432
 433 (defun wl-folder-get-next-folder (id &optional unread)
 434   (let ((name (if (stringp id)
 435                   id
 436                 (wl-folder-get-folder-name-by-id id)))
 437         entity entity-stack found finfo
 438         (entities (list wl-folder-entity)))
 439     (catch 'done
 440       (while entities
 441         (setq entity (wl-pop entities))
 442         (cond
 443          ((consp entity)
 444 ;;;       (if (and (string= name (car entity))
 445 ;;;                (eq id (wl-folder-get-entity-id (car entity))))
 446 ;;;           (setq found t))
 447           (and entities
 448                (wl-push entities entity-stack))
 449           (setq entities (nth 2 entity)))
 450          ((stringp entity)
 451           (if found
 452               (when (or (not unread)
 453                         (and (setq finfo (wl-folder-get-entity-info entity))
 454                              (and (nth 0 finfo)(nth 1 finfo))
 455                              (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 456                 (throw 'done entity))
 457             (if (and (string= name entity)
 458                      ;; don't use eq, `id' is string on Nemacs.
 459                      (equal id (wl-folder-get-entity-id entity)))
 460                 (setq found t)))))
 461         (unless entities
 462           (setq entities (wl-pop entity-stack)))))))
 463
 464 (defun wl-folder-flush-queue ()
 465   "Flush queue."
 466   (interactive)
 467   (let ((cur-buf (current-buffer))
 468         (wl-auto-select-first nil)
 469         (wl-plugged t)
 470         emptied)
 471     (if elmo-enable-disconnected-operation
 472         (elmo-dop-queue-flush 'force)) ; Try flushing all queue.
 473     (if (not (elmo-folder-list-messages
 474               (wl-folder-get-elmo-folder wl-queue-folder)))
 475         (message "No sending queue exists.")
 476       (if wl-stay-folder-window
 477           (wl-folder-select-buffer
 478            (wl-summary-get-buffer-create wl-queue-folder)))
 479       (wl-summary-goto-folder-subr wl-queue-folder 'force-update nil)
 480       (unwind-protect
 481           (wl-draft-queue-flush)
 482         (if (get-buffer-window cur-buf)
 483             (select-window (get-buffer-window cur-buf)))
 484         (set-buffer cur-buf)
 485         (if wl-stay-folder-window
 486             (wl-folder-toggle-disp-summary 'off wl-queue-folder)
 487           (switch-to-buffer cur-buf))))))
 488
 489 (defun wl-folder-empty-trash ()
 490   "Empty trash."
 491   (interactive)
 492   (let ((cur-buf (current-buffer))
 493         (wl-auto-select-first nil)
 494         trash-buf emptied)
 495     (if wl-stay-folder-window
 496         (wl-folder-select-buffer
 497          (wl-summary-get-buffer-create wl-trash-folder)))
 498     (wl-summary-goto-folder-subr wl-trash-folder 'force-update nil nil t)
 499     (setq trash-buf (current-buffer))
 500     (unwind-protect
 501         (setq emptied (wl-summary-delete-all-msgs))
 502       (when emptied
 503         (setq wl-thread-entities nil
 504               wl-thread-entity-list nil)
 505         (if wl-summary-cache-use (wl-summary-save-view-cache))
 506         (elmo-folder-commit wl-summary-buffer-elmo-folder))
 507       (if (get-buffer-window cur-buf)
 508           (select-window (get-buffer-window cur-buf)))
 509       (set-buffer cur-buf)
 510       (if emptied
 511           (wl-folder-set-folder-updated wl-trash-folder '(0 0 0)))
 512       (if wl-stay-folder-window
 513           (wl-folder-toggle-disp-summary 'off wl-trash-folder)
 514         (switch-to-buffer cur-buf))
 515       (and trash-buf
 516            (kill-buffer trash-buf)))))
 517
 518 (defun wl-folder-goto-top-of-current-folder (&optional arg)
 519   "Move backward to the top of the current folder group.
 520 Optional argument ARG is repeart count."
 521   (interactive "P")
 522   (if (re-search-backward
 523        "^ *\\[[\\+-]\\]" nil t (if arg (prefix-numeric-value arg)))
 524       (beginning-of-line)
 525     (goto-char (point-min))))
 526
 527 (defun wl-folder-goto-bottom-of-current-folder (indent)
 528   "Move forward to the bottom of the current folder group."
 529   (interactive
 530    (let ((indent
 531           (save-excursion
 532             (beginning-of-line)
 533             (if (looking-at "^ *")
 534                 (buffer-substring (match-beginning 0)(1- (match-end 0)))
 535               ""))))
 536      (list indent)))
 537   (if (catch 'done
 538         (while (re-search-forward "^ *" nil t)
 539           (if (<= (length (match-string 0))
 540                   (length indent))
 541               (throw 'done nil)))
 542         (throw 'done t))
 543       (goto-char (point-max))))
 544
 545 (defsubst wl-folder-update-group (entity diffs &optional is-group)
 546   (save-excursion
 547     (let ((path (wl-folder-get-path
 548                  wl-folder-entity
 549                  (wl-folder-get-entity-id entity)
 550                  entity)))
 551       (if (not is-group)
 552           ;; delete itself from path
 553           (setq path (delete (nth (- (length path) 1) path) path)))
 554       (goto-char (point-min))
 555       (catch 'done
 556         (while path
 557           ;; goto the path line.
 558           (if (or (eq (car path) 0) ; update desktop
 559                   (wl-folder-buffer-search-group
 560                    (wl-folder-get-petname
 561                     (if (stringp (car path))
 562                         (car path)
 563                       (wl-folder-get-folder-name-by-id
 564                        (car path))))))
 565               ;; update it.
 566               (wl-folder-update-diff-line diffs)
 567             (throw 'done t))
 568           (setq path (cdr path)))))))
 569
 570 (defun wl-folder-maybe-load-folder-list (entity)
 571   (when (null (caddr entity))
 572     (setcdr (cdr entity)
 573             (elmo-msgdb-flist-load (car entity)))
 574     (when (cddr entity)
 575       (let (diffs)
 576         (save-excursion
 577           (wl-folder-entity-assign-id entity
 578                                       wl-folder-entity-id-name-hashtb
 579                                       t)
 580           (setq diffs (wl-fldmgr-add-entity-hashtb (list entity)))
 581           (unless (equal diffs '(0 0 0))
 582             (wl-folder-update-group (car entity) diffs t)))))))
 583
 584 (defsubst wl-folder-force-fetch-p (entity)
 585   (cond
 586    ((consp wl-force-fetch-folders)
 587     (wl-string-match-member entity wl-force-fetch-folders))
 588    (t
 589     wl-force-fetch-folders)))
 590
 591 (defun wl-folder-jump-to-current-entity-with-arg ()
 592   (interactive)
 593   (wl-folder-jump-to-current-entity t))
 594
 595 (defun wl-folder-jump-to-current-entity (&optional arg)
 596   "Enter the current folder.  If optional ARG exists, update folder list."
 597   (interactive "P")
 598   (beginning-of-line)
 599   (let (entity beg end indent opened fname err fld-name)
 600     (cond
 601      ((looking-at wl-folder-group-regexp)
 602       (save-excursion
 603         (setq fname (wl-folder-get-realname (wl-match-buffer 3)))
 604         (setq indent (wl-match-buffer 1))
 605         (setq opened (wl-match-buffer 2))
 606         (if (string= opened "+")
 607             (progn
 608               (setq entity (wl-folder-search-group-entity-by-name
 609                             fname
 610                             wl-folder-entity))
 611               (setq beg (point))
 612               (if arg
 613                   (wl-folder-update-recursive-current-entity entity)
 614                 ;; insert as opened
 615                 (setcdr (assoc (car entity) wl-folder-group-alist) t)
 616                 (if (eq 'access (cadr entity))
 617                     (wl-folder-maybe-load-folder-list entity))
 618                 ;(condition-case errobj
 619                     (progn
 620                       (if (or (wl-folder-force-fetch-p (car entity))
 621                               (and
 622                                (eq 'access (cadr entity))
 623                                (null (caddr entity))))
 624                           (wl-folder-update-newest indent entity)
 625                         (wl-folder-insert-entity indent entity))
 626                       (wl-highlight-folder-path wl-folder-buffer-cur-path))
 627                  ; (quit
 628                  ;  (setq err t)
 629                  ;  (setcdr (assoc fname wl-folder-group-alist) nil))
 630                  ; (error
 631                  ;  (elmo-display-error errobj t)
 632                  ;  (ding)
 633                  ;  (setq err t)
 634                  ;  (setcdr (assoc fname wl-folder-group-alist) nil)))
 635                 (if (not err)
 636                     (let ((buffer-read-only nil))
 637                       (delete-region (save-excursion (beginning-of-line)
 638                                                      (point))
 639                                      (save-excursion (end-of-line)
 640                                                      (+ 1 (point))))))))
 641           (setq beg (point))
 642           (end-of-line)
 643           (save-match-data
 644             (setq end
 645                   (progn (wl-folder-goto-bottom-of-current-folder indent)
 646                          (beginning-of-line)
 647                          (point))))
 648           (setq entity (wl-folder-search-group-entity-by-name
 649                         fname
 650                         wl-folder-entity))
 651           (let ((buffer-read-only nil))
 652             (delete-region beg end))
 653           (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 654           (wl-folder-insert-entity indent entity) ; insert entity
 655           (forward-line -1)
 656           (wl-highlight-folder-path wl-folder-buffer-cur-path)
 657 ;         (wl-delete-all-overlays)
 658 ;         (wl-highlight-folder-current-line)
 659           )))
 660      ((setq fld-name (wl-folder-entity-name))
 661       (wl-folder-set-current-entity-id
 662        (get-text-property (point) 'wl-folder-entity-id))
 663       (setq fld-name (wl-folder-get-folder-name-by-id
 664                       wl-folder-buffer-cur-entity-id))
 665       (let ((summary-buf (wl-summary-get-buffer-create fld-name arg))
 666             error-selecting)
 667         (if (or wl-stay-folder-window wl-summary-use-frame)
 668             (wl-folder-select-buffer summary-buf)
 669           (if (and summary-buf
 670                    (get-buffer-window summary-buf))
 671               (delete-window)))
 672         (wl-summary-goto-folder-subr fld-name
 673                                      (wl-summary-get-sync-range
 674                                       (wl-folder-get-elmo-folder fld-name))
 675                                      nil arg t)))))
 676   (set-buffer-modified-p nil))
 677
 678 (defun wl-folder-close-entity (entity)
 679   (let ((entities (list entity))
 680         entity-stack)
 681     (while entities
 682       (setq entity (wl-pop entities))
 683       (cond
 684        ((consp entity)
 685         (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 686         (and entities
 687              (wl-push entities entity-stack))
 688         (setq entities (nth 2 entity))))
 689       (unless entities
 690         (setq entities (wl-pop entity-stack))))))
 691
 692 (defun wl-folder-update-recursive-current-entity (&optional entity)
 693   (interactive)
 694   (when (wl-folder-buffer-group-p)
 695     (cond
 696      ((string= (wl-match-buffer 2) "+")
 697       (save-excursion
 698         (if entity ()
 699           (setq entity
 700                 (wl-folder-search-group-entity-by-name
 701                  (wl-folder-get-realname (wl-match-buffer 3))
 702                  wl-folder-entity)))
 703         (let ((inhibit-read-only t)
 704               (entities (list entity))
 705               entity-stack err indent)
 706           (while (and entities (not err))
 707             (setq entity (wl-pop entities))
 708             (cond
 709              ((consp entity)
 710               (wl-folder-close-entity entity)
 711               (setcdr (assoc (car entity) wl-folder-group-alist) t)
 712               (unless (wl-folder-buffer-search-group
 713                        (wl-folder-get-petname (car entity)))
 714                 (error "%s: not found group" (car entity)))
 715               (setq indent (wl-match-buffer 1))
 716               (if (eq 'access (cadr entity))
 717                   (wl-folder-maybe-load-folder-list entity))
 718               (beginning-of-line)
 719               (setq err nil)
 720               (save-excursion
 721                 (condition-case errobj
 722                     (wl-folder-update-newest indent entity)
 723                   (quit
 724                    (setq err t)
 725                    (setcdr (assoc (car entity) wl-folder-group-alist) nil))
 726                   (error
 727                    (elmo-display-error errobj t)
 728                    (ding)
 729                    (setq err t)
 730                    (setcdr (assoc (car entity) wl-folder-group-alist) nil)))
 731                 (if (not err)
 732                     (delete-region (save-excursion (beginning-of-line)
 733                                                    (point))
 734                                    (save-excursion (end-of-line)
 735                                                    (+ 1 (point))))))
 736               ;;
 737               (and entities
 738                    (wl-push entities entity-stack))
 739               (setq entities (nth 2 entity))))
 740             (unless entities
 741               (setq entities (wl-pop entity-stack)))))
 742         (set-buffer-modified-p nil)))
 743      (t
 744       (wl-folder-jump-to-current-entity)))))
 745
 746 (defun wl-folder-no-auto-check-folder-p (folder)
 747   (if (stringp folder)
 748       (if (catch 'found
 749             (let ((li wl-auto-check-folder-list))
 750               (while li
 751                 (if (string-match (car li) folder)
 752                     (throw 'found t))
 753                 (setq li (cdr li)))))
 754           nil
 755         (catch 'found
 756           (let ((li wl-auto-uncheck-folder-list))
 757             (while li
 758               (if (string-match (car li) folder)
 759                   (throw 'found t))     ; no check!
 760               (setq li (cdr li))))))))
 761
 762 (defsubst wl-folder-add-folder-info (pre-value value)
 763   (list
 764    (+ (or (nth 0 pre-value) 0) (or (nth 0 value) 0))
 765    (+ (or (nth 1 pre-value) 0) (or (nth 1 value) 0))
 766    (+ (or (nth 2 pre-value) 0) (or (nth 2 value) 0))))
 767
 768 (defun wl-folder-check-entity (entity &optional auto)
 769   "Check unsync message number."
 770   (let ((start-pos (point))
 771         ret-val)
 772     (run-hooks 'wl-folder-check-entity-pre-hook)
 773     (if (and (consp entity)             ;; group entity
 774              wl-folder-check-async)     ;; very fast
 775         (setq ret-val (wl-folder-check-entity-async entity auto))
 776       (save-excursion
 777         (cond
 778          ((consp entity)
 779           (let ((flist (if auto
 780                            (elmo-delete-if
 781                             'wl-folder-no-auto-check-folder-p
 782                             (nth 2 entity))
 783                          (nth 2 entity)))
 784                 (wl-folder-check-entity-pre-hook nil)
 785                 (wl-folder-check-entity-hook nil)
 786                 new unread all)
 787             (while flist
 788               (setq ret-val
 789                     (wl-folder-add-folder-info
 790                      ret-val
 791                      (wl-folder-check-entity (car flist))))
 792               (setq flist (cdr flist)))
 793             ;(wl-folder-buffer-search-entity (car entity))
 794             ;(wl-folder-update-line ret-val)
 795             ))
 796          ((stringp entity)
 797           (message "Checking \"%s\"" entity)
 798           (setq ret-val (wl-folder-check-one-entity
 799                          entity))
 800           (goto-char start-pos)
 801           (sit-for 0))
 802          (t
 803           (message "Uncheck(unplugged) \"%s\"" entity)))))
 804     (if ret-val
 805         (message "Checking \"%s\" is done."
 806                  (if (consp entity) (car entity) entity)))
 807     (run-hooks 'wl-folder-check-entity-hook)
 808     ret-val))
 809
 810 (defun wl-folder-check-one-entity (entity &optional biff)
 811   (let* ((folder (wl-folder-get-elmo-folder entity biff))
 812          (nums (condition-case err
 813                    (progn
 814                      (if biff (elmo-folder-set-biff-internal folder t))
 815                      (if (wl-string-match-member entity wl-strict-diff-folders)
 816                          (elmo-strict-folder-diff folder)
 817                        (elmo-folder-diff folder)))
 818                  (error
 819                   ;; maybe not exist folder.
 820                   (if (and (not (memq 'elmo-open-error
 821                                       (get (car err) 'error-conditions)))
 822                            (not (elmo-folder-exists-p folder)))
 823                       (wl-folder-create-subr folder)
 824                     (signal (car err) (cdr err))))))
 825          (new    (elmo-diff-new nums))
 826          (unread (elmo-diff-unread nums))
 827          (all    (elmo-diff-all nums))
 828          unsync nomif)
 829     (if (and (eq wl-folder-notify-deleted 'sync)
 830              (or (and new    (> 0 new))
 831                  (and unread (> 0 unread))
 832                  (and all    (> 0 all))))
 833         (progn
 834           (wl-folder-sync-entity entity)
 835           (setq nums (elmo-folder-diff folder)
 836                 new    (elmo-diff-new nums)
 837                 unread (elmo-diff-unread nums)
 838                 all    (elmo-diff-all nums)))
 839       (unless wl-folder-notify-deleted
 840         (setq new    (and new    (max 0 new))
 841               unread (and unread (max 0 unread))
 842               all    (and all    (max 0 all))))
 843       (setq unread (or (and unread (- unread (or new 0)))
 844                        (elmo-folder-get-info-unread folder)
 845                        (cdr (wl-summary-count-unread
 846                              (elmo-msgdb-get-mark-alist
 847                               (elmo-folder-msgdb folder))))))
 848       (wl-folder-entity-hashtb-set wl-folder-entity-hashtb entity
 849                                    (list new unread all)
 850                                    (get-buffer wl-folder-buffer-name)))
 851     (setq wl-folder-info-alist-modified t)
 852     (sit-for 0)
 853     (list new unread all)))
 854
 855 (defun wl-folder-check-entity-async (entity &optional auto)
 856   (let ((elmo-nntp-groups-async t)
 857         (elist (if auto
 858                    (elmo-delete-if
 859                     'wl-folder-no-auto-check-folder-p
 860                     (wl-folder-get-entity-list entity))
 861                  (wl-folder-get-entity-list entity)))
 862         (nntp-connection-keys nil)
 863         name folder folder-list
 864         sync-folder-list
 865         async-folder-list
 866         server
 867         ret-val)
 868     (while elist
 869       (setq folder (wl-folder-get-elmo-folder (car elist)))
 870       (if (not (elmo-folder-plugged-p folder))
 871           (message "Uncheck \"%s\"" (car elist))
 872         (setq folder-list
 873               (elmo-folder-get-primitive-list folder))
 874         (cond ((elmo-folder-contains-type folder 'nntp)
 875                (wl-append async-folder-list (list folder))
 876                (while folder-list
 877                  (when (eq (elmo-folder-type-internal (car folder-list))
 878                            'nntp)
 879                    (when (not (string=
 880                                server
 881                                (elmo-net-folder-server-internal
 882                                 (car folder-list))))
 883                      (setq server (elmo-net-folder-server-internal
 884                                    (car folder-list)))
 885                      (message "Checking on \"%s\"" server))
 886                    (setq nntp-connection-keys
 887                          (elmo-nntp-get-folders-info-prepare
 888                           (car folder-list)
 889                           nntp-connection-keys)))
 890                  (setq folder-list (cdr folder-list))))
 891               (t
 892                (wl-append sync-folder-list (list folder)))))
 893       (setq elist (cdr elist)))
 894     ;; check local entity at first
 895     (while (setq folder (pop sync-folder-list))
 896       (if (not (elmo-folder-plugged-p folder))
 897           (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 898         (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 899         (setq ret-val
 900               (wl-folder-add-folder-info
 901                ret-val
 902                (wl-folder-check-one-entity (elmo-folder-name-internal
 903                                             folder))))
 904         ;;(sit-for 0)
 905         ))
 906     ;; check network entity at last
 907     (when async-folder-list
 908       (elmo-nntp-get-folders-info nntp-connection-keys)
 909       (while (setq folder (pop async-folder-list))
 910         (if (not (elmo-folder-plugged-p folder))
 911             (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 912           (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 913           (setq ret-val
 914                 (wl-folder-add-folder-info
 915                  ret-val
 916                  (wl-folder-check-one-entity (elmo-folder-name-internal
 917                                               folder))))
 918           ;;(sit-for 0)
 919           )))
 920     ret-val))
 921
 922 ;;
 923 (defun wl-folder-resume-entity-hashtb-by-finfo (entity-hashtb info-alist)
 924   "Resume unread info for entity alist."
 925   (let (info)
 926     (while info-alist
 927       (setq info (nth 1 (car info-alist)))
 928       (wl-folder-set-entity-info (caar info-alist)
 929                                  (list (nth 2 info)(nth 3 info)(nth 1 info))
 930                                  entity-hashtb)
 931       (setq info-alist (cdr info-alist)))))
 932
 933 (defun wl-folder-move-path (path)
 934   (let ((fp (if (consp path)
 935                 path
 936               ;; path is entity-id
 937               (wl-folder-get-path wl-folder-entity path))))
 938     (goto-char (point-min))
 939     (while (and fp
 940                 (not (eobp)))
 941       (when (equal (car fp)
 942                    (wl-folder-get-entity-from-buffer t))
 943         (setq fp (cdr fp))
 944         (setq wl-folder-buffer-cur-point (point)))
 945       (forward-line 1))
 946     (and wl-folder-buffer-cur-point
 947          (goto-char wl-folder-buffer-cur-point))))
 948
 949 (defun wl-folder-set-current-entity-id (entity-id)
 950   (let ((buf (get-buffer wl-folder-buffer-name)))
 951     (if buf
 952         (save-excursion
 953           (set-buffer buf)
 954           (setq wl-folder-buffer-cur-entity-id entity-id)
 955           (setq wl-folder-buffer-cur-path (wl-folder-get-path wl-folder-entity
 956                                                               entity-id))
 957           (wl-highlight-folder-path wl-folder-buffer-cur-path)
 958           (and wl-folder-move-cur-folder
 959                wl-folder-buffer-cur-point
 960                (goto-char wl-folder-buffer-cur-point))))
 961     (if (eq (current-buffer) buf)
 962         (and wl-folder-move-cur-folder
 963              wl-folder-buffer-cur-point
 964              (goto-char wl-folder-buffer-cur-point)))))
 965
 966 (defun wl-folder-check-current-entity ()
 967   "Check folder at position.
 968 If current line is group folder, check all sub entries."
 969   (interactive)
 970   (let* ((entity-name (wl-folder-get-entity-from-buffer))
 971          (group (wl-folder-buffer-group-p))
 972          (desktop (string= entity-name wl-folder-desktop-name)))
 973     (when entity-name
 974       (wl-folder-check-entity
 975        (if group
 976            (wl-folder-search-group-entity-by-name entity-name
 977                                                   wl-folder-entity)
 978          entity-name)
 979        desktop))))
 980
 981 (defun wl-folder-sync-entity (entity &optional unread-only)
 982   "Synchronize the msgdb of ENTITY."
 983   (cond
 984    ((consp entity)
 985     (let ((flist (nth 2 entity)))
 986       (while flist
 987         (wl-folder-sync-entity (car flist) unread-only)
 988         (setq flist (cdr flist)))))
 989    ((stringp entity)
 990     (let* ((folder (wl-folder-get-elmo-folder entity))
 991            (nums (wl-folder-get-entity-info entity))
 992            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
 993                                          (wl-summary-always-sticky-folder-p
 994                                           folder))
 995                                      wl-summary-highlight))
 996            wl-auto-select-first new unread)
 997       (setq new (or (car nums) 0))
 998       (setq unread (or (cadr nums) 0))
 999       (if (or (not unread-only)
1000               (or (< 0 new) (< 0 unread)))
1001           (let ((wl-summary-buffer-name (concat
1002                                          wl-summary-buffer-name
1003                                          (symbol-name this-command)))
1004                 (wl-summary-use-frame nil)
1005                 (wl-summary-always-sticky-folder-list nil))
1006             (save-window-excursion
1007               (save-excursion
1008                 (wl-summary-goto-folder-subr entity
1009                                              (wl-summary-get-sync-range
1010                                               folder)
1011                                              nil nil nil t)
1012                 (wl-summary-exit)))))))))
1013
1014 (defun wl-folder-sync-current-entity (&optional unread-only)
1015   "Synchronize the folder at position.
1016 If current line is group folder, check all subfolders."
1017   (interactive "P")
1018   (save-excursion
1019     (let ((entity-name (wl-folder-get-entity-from-buffer))
1020           (group (wl-folder-buffer-group-p)))
1021       (when (and entity-name
1022                  (y-or-n-p (format "Sync %s? " entity-name)))
1023         (wl-folder-sync-entity
1024          (if group
1025              (wl-folder-search-group-entity-by-name entity-name
1026                                                     wl-folder-entity)
1027            entity-name)
1028          unread-only)
1029         (message "Syncing %s is done!" entity-name)))))
1030
1031 (defun wl-folder-mark-as-read-all-entity (entity)
1032   "Mark as read all messages in the ENTITY."
1033   (cond
1034    ((consp entity)
1035     (let ((flist (nth 2 entity)))
1036       (while flist
1037         (wl-folder-mark-as-read-all-entity (car flist))
1038         (setq flist (cdr flist)))))
1039    ((stringp entity)
1040     (let* ((nums (wl-folder-get-entity-info entity))
1041            (folder (wl-folder-get-elmo-folder entity))
1042            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
1043                                          (wl-summary-always-sticky-folder-p
1044                                           folder))
1045                                      wl-summary-highlight))
1046            wl-auto-select-first new unread)
1047       (setq new (or (car nums) 0))
1048       (setq unread (or (cadr nums) 0))
1049       (if (or (< 0 new) (< 0 unread))
1050           (save-window-excursion
1051             (save-excursion
1052               (let ((wl-summary-buffer-name (concat
1053                                              wl-summary-buffer-name
1054                                              (symbol-name this-command)))
1055                     (wl-summary-use-frame nil)
1056                     (wl-summary-always-sticky-folder-list nil))
1057                 (wl-summary-goto-folder-subr entity
1058                                              (wl-summary-get-sync-range folder)
1059                                              nil)
1060                 (wl-summary-mark-as-read-all)
1061                 (wl-summary-exit))))
1062         (sit-for 0))))))
1063
1064 (defun wl-folder-mark-as-read-all-current-entity ()
1065   "Mark as read all messages in the folder at position.
1066 If current line is group folder, all subfolders are marked."
1067   (interactive)
1068   (save-excursion
1069     (let ((entity-name (wl-folder-get-entity-from-buffer))
1070           (group (wl-folder-buffer-group-p))
1071           summary-buf)
1072       (when (and entity-name
1073                  (y-or-n-p (format "Mark all messages in %s as read? " entity-name)))
1074         (wl-folder-mark-as-read-all-entity
1075          (if group
1076              (wl-folder-search-group-entity-by-name entity-name
1077                                                     wl-folder-entity)
1078            entity-name))
1079         (message "All messages in %s are marked!" entity-name)))))
1080
1081 (defun wl-folder-check-region (beg end)
1082   (interactive "r")
1083   (goto-char beg)
1084   (beginning-of-line)
1085   (setq beg (point))
1086   (goto-char end)
1087   (beginning-of-line)
1088   (setq end (point))
1089   (goto-char beg)
1090   (let ((inhibit-read-only t)
1091         entity)
1092     (while (< (point) end)
1093       ;; normal folder entity
1094       (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1095           (save-excursion
1096             (setq entity (wl-folder-get-entity-from-buffer))
1097             (if (not (elmo-folder-plugged-p (wl-folder-get-elmo-folder
1098                                              entity)))
1099                 (message "Uncheck %s" entity)
1100               (message "Checking %s" entity)
1101               (wl-folder-check-one-entity entity)
1102               (sit-for 0))))
1103       (forward-line 1)))
1104   (message ""))
1105
1106 (defun wl-folder-sync-region (beg end)
1107   (interactive "r")
1108   (goto-char beg)
1109   (beginning-of-line)
1110   (setq beg (point))
1111   (goto-char end)
1112   (end-of-line)
1113   (setq end (point))
1114   (goto-char beg)
1115   (while (< (point) end)
1116     ;; normal folder entity
1117     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1118         (save-excursion
1119           (let ((inhibit-read-only t)
1120                 entity)
1121             (setq entity (wl-folder-get-entity-from-buffer))
1122             (wl-folder-sync-entity entity)
1123             (message "Syncing %s is done!" entity)
1124             (sit-for 0))))
1125     (forward-line 1))
1126   (message ""))
1127
1128 (defun wl-folder-mark-as-read-all-region (beg end)
1129   (interactive "r")
1130   (goto-char beg)
1131   (beginning-of-line)
1132   (setq beg (point))
1133   (goto-char end)
1134   (end-of-line)
1135   (setq end (point))
1136   (goto-char beg)
1137   (while (< (point) end)
1138     ;; normal folder entity
1139     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1140         (save-excursion
1141           (let ((inhibit-read-only t)
1142                 entity)
1143             (setq entity (wl-folder-get-entity-from-buffer))
1144             (wl-folder-mark-as-read-all-entity entity)
1145             (message "All messages in %s are marked!" entity)
1146             (sit-for 0))))
1147     (forward-line 1))
1148   (message ""))
1149
1150 (defsubst wl-create-access-init-load-p (folder)
1151   (let ((no-load-regexp (when (and
1152                                (not wl-folder-init-load-access-folders)
1153                                wl-folder-init-no-load-access-folders)
1154                           (mapconcat 'identity
1155                                      wl-folder-init-no-load-access-folders
1156                                      "\\|")))
1157         (load-regexp (and wl-folder-init-load-access-folders
1158                           (mapconcat 'identity
1159                                      wl-folder-init-load-access-folders
1160                                      "\\|"))))
1161     (cond (load-regexp (string-match load-regexp folder))
1162           (t (not (and no-load-regexp
1163                        (string-match no-load-regexp folder)))))))
1164
1165 (defun wl-create-access-folder-entity (name)
1166   (let (flists flist)
1167     (when (wl-create-access-init-load-p name)
1168       (setq flists (elmo-msgdb-flist-load name)) ; load flist.
1169       (setq flist (car flists))
1170       (while flist
1171         (when (consp (car flist))
1172           (setcdr (cdar flist)
1173                   (wl-create-access-folder-entity (caar flist))))
1174         (setq flist (cdr flist)))
1175       flists)))
1176
1177 (defun wl-create-folder-entity-from-buffer ()
1178   "Create folder entity recursively."
1179   (cond
1180    ((looking-at "^[ \t]*$")             ; blank line
1181     (goto-char (+ 1(match-end 0)))
1182     'ignore)
1183    ((looking-at "^#.*$")                ; comment
1184     (goto-char (+ 1 (match-end 0)))
1185     'ignore)
1186    ((looking-at "^[\t ]*\\(.+\\)[\t ]*{[\t ]*$") ; group definition
1187     (let (name entity flist)
1188       (setq name (wl-match-buffer 1))
1189       (goto-char (+ 1 (match-end 0)))
1190       (while (setq entity (wl-create-folder-entity-from-buffer))
1191         (unless (eq entity 'ignore)
1192           (wl-append flist (list entity))))
1193       (if (looking-at "^[\t ]*}[\t ]*$") ; end of group
1194           (progn
1195             (goto-char (+ 1 (match-end 0)))
1196             (if (wl-string-assoc name wl-folder-petname-alist)
1197                 (error "%s already defined as petname" name))
1198             (list name 'group flist))
1199         (error "Syntax error in folder definition"))))
1200    ((looking-at "^[\t ]*\\([^\t \n]+\\)[\t ]*/$") ; access it!
1201     (let (name)
1202       (setq name (wl-match-buffer 1))
1203       (goto-char (+ 1 (match-end 0)))
1204 ;      (condition-case ()
1205 ;         (unwind-protect
1206 ;             (setq flist (elmo-list-folders name)))
1207 ;       (error (message "Access to folder %s failed." name)))
1208 ;;       (setq flist (elmo-msgdb-flist-load name)) ; load flist.
1209 ;;       (setq unsublist (nth 1 flist))
1210 ;;       (setq flist (car flist))
1211 ;;       (list name 'access flist unsublist)))
1212       (append (list name 'access) (wl-create-access-folder-entity name))))
1213    ;((looking-at "^[\t ]*\\([^\t \n}]+\\)[\t ]*\\(\"[^\"]*\"\\)?[\t ]*$") ; normal folder entity
1214    ((looking-at "^[\t ]*=[ \t]+\\([^\n]+\\)$"); petname definition
1215     (goto-char (+ 1 (match-end 0)))
1216     (let ((rest (elmo-match-buffer 1))
1217           petname)
1218       (when (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1219         (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1220         (setq rest (substring rest 0 (match-beginning 0))))
1221       (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1222         (wl-folder-append-petname (elmo-match-string 1 rest)
1223                                   petname))
1224       'ignore))
1225    ((looking-at "^[ \t]*}[ \t]*$") ; end of group
1226     nil)
1227    ((looking-at "^.*$") ; normal folder entity
1228     (goto-char (+ 1 (match-end 0)))
1229     (let ((rest (elmo-match-buffer 0))
1230           realname petname)
1231       (if (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1232           (progn
1233             (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1234             (setq rest (substring rest 0 (match-beginning 0)))
1235             (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1236               (wl-folder-append-petname
1237                (setq realname (elmo-match-string 1 rest))
1238                petname)
1239               realname))
1240         (if (string-match "^[\t ]*\\(.+\\)$" rest)
1241             (elmo-match-string 1 rest)
1242           rest))))))
1243
1244 (defun wl-folder-create-folder-entity ()
1245   "Create folder entries."
1246   (let ((tmp-buf (get-buffer-create " *wl-folder-tmp*"))
1247         entity ret-val)
1248     (condition-case ()
1249         (progn
1250           (with-current-buffer tmp-buf
1251             (erase-buffer)
1252             (insert-file-contents wl-folders-file)
1253             (goto-char (point-min))
1254             (while (and (not (eobp))
1255                         (setq entity (wl-create-folder-entity-from-buffer)))
1256               (unless (eq entity 'ignore)
1257                 (wl-append ret-val (list entity)))))
1258           (kill-buffer tmp-buf))
1259       (file-error nil))
1260     (setq ret-val (list wl-folder-desktop-name 'group ret-val))))
1261
1262 (defun wl-folder-entity-assign-id (entity &optional hashtb on-noid)
1263   (let ((hashtb (or hashtb
1264                     (setq wl-folder-entity-id-name-hashtb
1265                           (elmo-make-hash wl-folder-entity-id))))
1266         (entities (list entity))
1267         entity-stack)
1268     (while entities
1269       (setq entity (wl-pop entities))
1270       (cond
1271        ((consp entity)
1272         (when (not (and on-noid
1273                         (get-text-property 0
1274                                            'wl-folder-entity-id
1275                                            (car entity))))
1276           (put-text-property 0 (length (car entity))
1277                              'wl-folder-entity-id
1278                              wl-folder-entity-id
1279                              (car entity))
1280           (wl-folder-set-id-name wl-folder-entity-id
1281                                  (car entity) hashtb))
1282         (and entities
1283              (wl-push entities entity-stack))
1284         (setq entities (nth 2 entity)))
1285        ((stringp entity)
1286         (when (not (and on-noid
1287                         (get-text-property 0
1288                                            'wl-folder-entity-id
1289                                            entity)))
1290           (put-text-property 0 (length entity)
1291                              'wl-folder-entity-id
1292                              wl-folder-entity-id
1293                              entity)
1294           (wl-folder-set-id-name wl-folder-entity-id
1295                                  entity hashtb))))
1296       (setq wl-folder-entity-id (+ 1 wl-folder-entity-id))
1297       (unless entities
1298         (setq entities (wl-pop entity-stack))))))
1299
1300 (defun wl-folder-click (e)
1301   (interactive "e")
1302   (mouse-set-point e)
1303   (beginning-of-line)
1304   (save-excursion
1305     (wl-folder-jump-to-current-entity)))
1306
1307 (defun wl-folder-select-buffer (buffer)
1308   (let ((gbw (get-buffer-window buffer))
1309         exists)
1310     (if gbw
1311         (progn (select-window gbw)
1312                (setq exists t))
1313       (unless wl-summary-use-frame
1314         (condition-case ()
1315             (unwind-protect
1316                 (split-window-horizontally wl-folder-window-width)
1317               (other-window 1))
1318           (error nil))))
1319     (set-buffer buffer)
1320     (if wl-summary-use-frame
1321         (switch-to-buffer-other-frame buffer)
1322       (switch-to-buffer buffer))
1323     exists))
1324
1325 (defun wl-folder-toggle-disp-summary (&optional arg folder)
1326   (interactive)
1327   (if (or (and folder (assoc folder wl-folder-group-alist))
1328           (and (interactive-p) (wl-folder-buffer-group-p)))
1329       (error "This command is not available on Group"))
1330   (beginning-of-line)
1331   (let (wl-auto-select-first
1332         (wl-stay-folder-window t))
1333     (cond
1334      ((eq arg 'on)
1335       (setq wl-folder-buffer-disp-summary t))
1336      ((eq arg 'off)
1337       (setq wl-folder-buffer-disp-summary nil)
1338       ;; hide wl-summary window.
1339       (let ((cur-buf (current-buffer))
1340             (summary-buffer (wl-summary-get-buffer folder)))
1341         (wl-folder-select-buffer summary-buffer)
1342         (delete-window)
1343         (select-window (get-buffer-window cur-buf))))
1344      (t
1345       (setq wl-folder-buffer-disp-summary
1346             (not wl-folder-buffer-disp-summary))
1347       (let ((cur-buf (current-buffer))
1348             folder-name)
1349         (when (looking-at "^[ ]*\\([^\\[].+\\):.*\n")
1350           (setq folder-name (wl-folder-get-entity-from-buffer))
1351           (if wl-folder-buffer-disp-summary
1352               (progn
1353                 (wl-folder-select-buffer
1354                  (wl-summary-get-buffer-create folder-name))
1355                 (unwind-protect
1356                     (wl-summary-goto-folder-subr folder-name 'no-sync nil)
1357                   (select-window (get-buffer-window cur-buf))))
1358             (wl-folder-select-buffer (wl-summary-get-buffer folder-name))
1359             (delete-window)
1360             (select-window (get-buffer-window cur-buf)))))))))
1361
1362 (defun wl-folder-prev-unsync ()
1363   "Move cursor to the previous unsync folder."
1364   (interactive)
1365   (let (start-point)
1366     (setq start-point (point))
1367     (beginning-of-line)
1368     (if (re-search-backward wl-folder-unsync-regexp nil t)
1369         (beginning-of-line)
1370       (goto-char start-point)
1371       (message "No more unsync folder"))))
1372
1373 (defun wl-folder-next-unsync (&optional plugged)
1374   "Move cursor to the next unsync."
1375   (interactive)
1376   (let (start-point entity)
1377     (setq start-point (point))
1378     (end-of-line)
1379     (if (catch 'found
1380           (while (re-search-forward wl-folder-unsync-regexp nil t)
1381             (if (or (wl-folder-buffer-group-p)
1382                     (not plugged)
1383                     (setq entity
1384                           (wl-folder-get-realname
1385                            (wl-folder-folder-name)))
1386                     (elmo-folder-plugged-p entity))
1387                 (throw 'found t))))
1388         (beginning-of-line)
1389       (goto-char start-point)
1390       (message "No more unsync folder"))))
1391
1392 (defun wl-folder-prev-unread (&optional group)
1393   "Move cursor to the previous unread folder."
1394   (interactive "P")
1395   (let (start-point)
1396     (setq start-point (point))
1397     (beginning-of-line)
1398     (if (re-search-backward (wl-folder-unread-regex group) nil t)
1399         (progn
1400           (beginning-of-line)
1401           (wl-folder-folder-name))
1402       (goto-char start-point)
1403       (message "No more unread folder")
1404       nil)))
1405
1406 (defun wl-folder-next-unread (&optional group)
1407   "Move cursor to the next unread folder."
1408   (interactive "P")
1409   (let (start-point)
1410     (setq start-point (point))
1411     (end-of-line)
1412     (if (re-search-forward (wl-folder-unread-regex group) nil t)
1413         (progn
1414           (beginning-of-line)
1415           (wl-folder-folder-name))
1416       (goto-char start-point)
1417       (message "No more unread folder")
1418       nil)))
1419
1420 (defun wl-folder-mode ()
1421   "Major mode for Wanderlust Folder.
1422 See Info under Wanderlust for full documentation.
1423
1424 Special commands:
1425 \\{wl-folder-mode-map}
1426
1427 Entering Folder mode calls the value of `wl-folder-mode-hook'."
1428   (interactive)
1429   (setq major-mode 'wl-folder-mode)
1430   (setq mode-name "Folder")
1431   (use-local-map wl-folder-mode-map)
1432   (setq buffer-read-only t)
1433   (setq inhibit-read-only nil)
1434   (setq truncate-lines t)
1435   (setq wl-folder-buffer-cur-entity-id nil
1436         wl-folder-buffer-cur-path nil
1437         wl-folder-buffer-cur-point nil)
1438   (wl-mode-line-buffer-identification)
1439   (easy-menu-add wl-folder-mode-menu)
1440   ;; This hook may contain the functions `wl-folder-init-icons' and
1441   ;; `wl-setup-folder' for reasons of system internal to accord
1442   ;; facilities for the Emacs variants.
1443   (run-hooks 'wl-folder-mode-hook))
1444
1445 (defun wl-folder-append-petname (realname petname)
1446   (let (pentry)
1447     ;; check group name.
1448     (if (wl-folder-search-group-entity-by-name petname wl-folder-entity)
1449         (error "%s already defined as group name" petname))
1450     (when (setq pentry (wl-string-assoc realname wl-folder-petname-alist))
1451       (setq wl-folder-petname-alist
1452             (delete pentry wl-folder-petname-alist)))
1453     (wl-append wl-folder-petname-alist
1454                (list (cons realname petname)))))
1455
1456 (defun wl-folder (&optional arg)
1457   (interactive "P")
1458   (let (initialize folder-buf)
1459     (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1460         (if wl-folder-use-frame
1461             (let (select-frame)
1462               (save-selected-window
1463                 (dolist (frame (visible-frame-list))
1464                   (select-frame frame)
1465                   (if (get-buffer-window folder-buf)
1466                       (setq select-frame frame))))
1467               (if select-frame
1468                   (select-frame select-frame)
1469                 (switch-to-buffer folder-buf)))
1470           (switch-to-buffer folder-buf))
1471       (if wl-folder-use-frame
1472           (progn
1473             (switch-to-buffer-other-frame
1474              (get-buffer-create wl-folder-buffer-name))
1475             (let ((frame (selected-frame)))
1476               (setq wl-delete-startup-frame-function
1477                     `(lambda ()
1478                        (setq wl-delete-startup-frame-function nil)
1479                        (let ((frame ,frame))
1480                          (if (eq (selected-frame) frame)
1481                              (delete-frame frame)))))))
1482         (switch-to-buffer (get-buffer-create wl-folder-buffer-name)))
1483       (set-buffer wl-folder-buffer-name)
1484       (wl-folder-mode)
1485       ;; Initialization.
1486       (setq wl-folder-entity-id 0)
1487       (wl-folder-entity-assign-id wl-folder-entity)
1488       (setq wl-folder-entity-hashtb
1489             (wl-folder-create-entity-hashtb wl-folder-entity))
1490       (setq wl-folder-elmo-folder-hashtb (elmo-make-hash wl-folder-entity-id))
1491       (setq wl-folder-group-alist
1492             (wl-folder-create-group-alist wl-folder-entity))
1493       (setq wl-folder-newsgroups-hashtb
1494             (wl-folder-create-newsgroups-hashtb wl-folder-entity))
1495       (wl-folder-init-info-hashtb)
1496       (let ((inhibit-read-only t)
1497             (buffer-read-only nil))
1498         (erase-buffer)
1499         (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
1500         (save-excursion
1501           (wl-folder-insert-entity " " wl-folder-entity)))
1502       (sit-for 0)
1503       (set-buffer-modified-p nil)
1504       (setq initialize t))
1505     initialize))
1506
1507 (defun wl-folder-auto-check ()
1508   "Check and update folders in `wl-auto-check-folder-name'."
1509   (interactive)
1510   (when (get-buffer wl-folder-buffer-name)
1511     (switch-to-buffer  wl-folder-buffer-name)
1512     (cond
1513      ((eq wl-auto-check-folder-name 'none))
1514      ((or (consp wl-auto-check-folder-name)
1515           (stringp wl-auto-check-folder-name))
1516       (let ((folder-list (if (consp wl-auto-check-folder-name)
1517                              wl-auto-check-folder-name
1518                            (list wl-auto-check-folder-name)))
1519             entity)
1520         (while folder-list
1521           (if (setq entity (wl-folder-search-entity-by-name
1522                             (car folder-list)
1523                             wl-folder-entity))
1524               (wl-folder-check-entity entity 'auto))
1525           (setq folder-list (cdr folder-list)))))
1526      (t
1527       (wl-folder-check-entity wl-folder-entity 'auto)))))
1528
1529 (defun wl-folder-set-folder-updated (name value)
1530   (save-excursion
1531     (let (buf)
1532       (if (setq buf (get-buffer wl-folder-buffer-name))
1533           (wl-folder-entity-hashtb-set
1534            wl-folder-entity-hashtb name value buf))
1535       (setq wl-folder-info-alist-modified t))))
1536
1537 (defun wl-folder-calc-finfo (entity)
1538   ;; calcurate finfo without inserting.
1539   (let ((entities (list entity))
1540         entity-stack
1541         new unread all nums)
1542     (while entities
1543       (setq entity (wl-pop entities))
1544       (cond
1545        ((consp entity)
1546         (and entities
1547              (wl-push entities entity-stack))
1548         (setq entities (nth 2 entity)))
1549        ((stringp entity)
1550         (setq nums (wl-folder-get-entity-info entity))
1551         (setq new    (+ (or new 0) (or (nth 0 nums) 0)))
1552         (setq unread (+ (or unread 0)
1553                         (or (and (nth 0 nums)(nth 1 nums)
1554                                  (+ (nth 0 nums)(nth 1 nums))) 0)))
1555         (setq all    (+ (or all 0) (or (nth 2 nums) 0)))))
1556       (unless entities
1557         (setq entities (wl-pop entity-stack))))
1558     (list new unread all)))
1559
1560 (defsubst wl-folder-make-save-access-list (list)
1561   (mapcar '(lambda (x)
1562              (cond
1563               ((consp x)
1564                (list (elmo-string (car x)) 'access))
1565               (t
1566                (elmo-string x))))
1567           list))
1568
1569 (defun wl-folder-update-newest (indent entity)
1570   (let (ret-val new unread all)
1571     (cond
1572      ((consp entity)
1573       (let ((inhibit-read-only t)
1574             (buffer-read-only nil)
1575             (flist (nth 2 entity))
1576             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1577             beg
1578             )
1579         (setq beg (point))
1580         (if as-opened
1581             (let (update-flist flist-unsub new-flist removed group-name-end)
1582               (when (and (eq (cadr entity) 'access)
1583                          (elmo-folder-plugged-p
1584                           (wl-folder-get-elmo-folder (car entity))))
1585                 (message "Fetching folder entries...")
1586                 (when (setq new-flist
1587                             (elmo-folder-list-subfolders
1588                              (wl-folder-get-elmo-folder (car entity))
1589                              (wl-string-match-member
1590                               (car entity)
1591                               wl-folder-hierarchy-access-folders)))
1592                   (setq update-flist
1593                         (wl-folder-update-access-group entity new-flist))
1594                   (setq flist (nth 1 update-flist))
1595                   (when (car update-flist) ;; diff
1596                     (setq flist-unsub (nth 2 update-flist))
1597                     (setq removed (nth 3 update-flist))
1598                     (elmo-msgdb-flist-save
1599                      (car entity)
1600                      (list
1601                       (wl-folder-make-save-access-list flist)
1602                       (wl-folder-make-save-access-list flist-unsub)))
1603                     (wl-folder-entity-assign-id
1604                      entity
1605                      wl-folder-entity-id-name-hashtb
1606                      t)
1607                     (setq wl-folder-entity-hashtb
1608                           (wl-folder-create-entity-hashtb
1609                            entity
1610                            wl-folder-entity-hashtb
1611                            t))
1612                     (setq wl-folder-newsgroups-hashtb
1613                           (or
1614                            (wl-folder-create-newsgroups-hashtb
1615                             entity nil)
1616                            wl-folder-newsgroups-hashtb))))
1617                 (message "Fetching folder entries...done"))
1618               (wl-folder-insert-entity indent entity))))))))
1619
1620 (defun wl-folder-insert-entity (indent entity &optional onlygroup)
1621   (let (ret-val new unread all)
1622     (cond
1623      ((consp entity)
1624       (let ((inhibit-read-only t)
1625             (buffer-read-only nil)
1626             (flist (nth 2 entity))
1627             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1628             beg
1629             )
1630 ;;;     (insert indent "[" (if as-opened "-" "+") "]" (car entity) "\n")
1631 ;;;     (save-excursion (forward-line -1)
1632 ;;;                     (wl-highlight-folder-current-line))
1633         (setq beg (point))
1634         (if (and as-opened
1635                  (not onlygroup))
1636             (let (update-flist flist-unsub new-flist removed group-name-end)
1637 ;;;           (when (and (eq (cadr entity) 'access)
1638 ;;;                      newest)
1639 ;;;             (message "fetching folder entries...")
1640 ;;;             (when (setq new-flist
1641 ;;;                         (elmo-list-folders
1642 ;;;                          (elmo-string (car entity))
1643 ;;;                          (wl-string-member
1644 ;;;                           (car entity)
1645 ;;;                           wl-folder-hierarchy-access-folders)
1646 ;;;                          ))
1647 ;;;               (setq update-flist
1648 ;;;                     (wl-folder-update-access-group entity new-flist))
1649 ;;;               (setq flist (nth 1 update-flist))
1650 ;;;               (when (car update-flist) ;; diff
1651 ;;;                 (setq flist-unsub (nth 2 update-flist))
1652 ;;;                 (setq removed (nth 3 update-flist))
1653 ;;;                 (elmo-msgdb-flist-save
1654 ;;;                  (car entity)
1655 ;;;                  (list
1656 ;;;                   (wl-folder-make-save-access-list flist)
1657 ;;;                   (wl-folder-make-save-access-list flist-unsub)))
1658 ;;;                 ;;
1659 ;;;                 ;; reconstruct wl-folder-entity-id-name-hashtb and
1660 ;;;                 ;;           wl-folder-entity-hashtb
1661 ;;;                 ;;
1662 ;;;                 (wl-folder-entity-assign-id
1663 ;;;                  entity
1664 ;;;                  wl-folder-entity-id-name-hashtb
1665 ;;;                  t)
1666 ;;;                 (setq wl-folder-entity-hashtb
1667 ;;;                       (wl-folder-create-entity-hashtb
1668 ;;;                        entity
1669 ;;;                        wl-folder-entity-hashtb
1670 ;;;                        t))
1671 ;;;                 (setq wl-folder-newsgroups-hashtb
1672 ;;;                       (or
1673 ;;;                        (wl-folder-create-newsgroups-hashtb
1674 ;;;                         entity nil)
1675 ;;;                        wl-folder-newsgroups-hashtb))))
1676 ;;;             (message "fetching folder entries...done"))
1677               (insert indent "[" (if as-opened "-" "+") "]"
1678                       (wl-folder-get-petname (car entity)))
1679               (setq group-name-end (point))
1680               (insert ":0/0/0\n")
1681               (put-text-property beg (point) 'wl-folder-entity-id
1682                                  (get-text-property 0 'wl-folder-entity-id
1683                                                     (car entity)))
1684               (when removed
1685                 (setq beg (point))
1686                 (while removed
1687                   (insert indent "  "
1688                           wl-folder-removed-mark
1689                           (if (listp (car removed))
1690                               (concat "[+]" (caar removed))
1691                             (car removed))
1692                           "\n")
1693                   (save-excursion (forward-line -1)
1694                                   (wl-highlight-folder-current-line))
1695                   (setq removed (cdr removed)))
1696                 (remove-text-properties beg (point) '(wl-folder-entity-id)))
1697               (let* ((len (length flist))
1698                      (mes (> len 100))
1699                      (i 0))
1700                 (while flist
1701                   (setq ret-val
1702                         (wl-folder-insert-entity
1703                          (concat indent "  ") (car flist)))
1704                   (setq new    (+ (or new 0) (or (nth 0 ret-val) 0)))
1705                   (setq unread (+ (or unread 0) (or (nth 1 ret-val) 0)))
1706                   (setq all    (+ (or all 0) (or (nth 2 ret-val) 0)))
1707                   (when (and mes
1708                              (> len elmo-display-progress-threshold))
1709                     (setq i (1+ i))
1710                     (elmo-display-progress
1711                      'wl-folder-insert-entity "Inserting group %s..."
1712                      (/ (* i 100) len) (car entity)))
1713                   (setq flist (cdr flist))))
1714               (save-excursion
1715                 (goto-char group-name-end)
1716                 (delete-region (point) (save-excursion (end-of-line)
1717                                                        (point)))
1718                 (insert (format ":%d/%d/%d" (or new 0)
1719                                 (or unread 0) (or all 0)))
1720                 (setq ret-val (list new unread all))
1721                 (wl-highlight-folder-current-line ret-val)))
1722           (setq ret-val (wl-folder-calc-finfo entity))
1723           (insert indent "[" (if as-opened "-" "+") "]"
1724                   (wl-folder-get-petname (car entity))
1725                   (format ":%d/%d/%d"
1726                           (or (nth 0 ret-val) 0)
1727                           (or (nth 1 ret-val) 0)
1728                           (or (nth 2 ret-val) 0))
1729                   "\n")
1730           (put-text-property beg (point) 'wl-folder-entity-id
1731                              (get-text-property 0 'wl-folder-entity-id
1732                                                 (car entity)))
1733           (save-excursion (forward-line -1)
1734                           (wl-highlight-folder-current-line ret-val)))))
1735      ((stringp entity)
1736       (let* ((inhibit-read-only t)
1737              (buffer-read-only nil)
1738              (nums (wl-folder-get-entity-info entity))
1739              beg)
1740         (setq beg (point))
1741         (insert indent (wl-folder-get-petname entity)
1742                 (format ":%s/%s/%s\n"
1743                         (or (setq new (nth 0 nums)) "*")
1744                         (or (setq unread (and (nth 0 nums)(nth 1 nums)
1745                                               (+ (nth 0 nums)(nth 1 nums))))
1746                             "*")
1747                         (or (setq all (nth 2 nums)) "*")))
1748         (put-text-property beg (point) 'wl-folder-entity-id
1749                            (get-text-property 0 'wl-folder-entity-id entity))
1750         (save-excursion (forward-line -1)
1751                         (wl-highlight-folder-current-line nums))
1752         (setq ret-val (list new unread all)))))
1753     (set-buffer-modified-p nil)
1754     ret-val))
1755
1756 (defun wl-folder-check-all ()
1757   (interactive)
1758   (wl-folder-check-entity wl-folder-entity))
1759
1760 (defun wl-folder-entity-hashtb-set (entity-hashtb name value buffer)
1761   (let (cur-val
1762         (new-diff 0)
1763         (unread-diff 0)
1764         (all-diff 0)
1765         diffs
1766         entity-list)
1767     (setq cur-val (wl-folder-get-entity-info name entity-hashtb))
1768     (setq new-diff    (- (or (nth 0 value) 0) (or (nth 0 cur-val) 0)))
1769     (setq unread-diff
1770           (+ new-diff
1771              (- (or (nth 1 value) 0) (or (nth 1 cur-val) 0))))
1772     (setq all-diff    (- (or (nth 2 value) 0) (or (nth 2 cur-val) 0)))
1773     (setq diffs (list new-diff unread-diff all-diff))
1774     (unless (and (nth 0 cur-val)
1775                  (equal diffs '(0 0 0)))
1776       (wl-folder-set-entity-info name value entity-hashtb)
1777       (save-match-data
1778         (with-current-buffer buffer
1779           (save-excursion
1780             (setq entity-list (wl-folder-search-entity-list-by-name
1781                                name wl-folder-entity))
1782             (while entity-list
1783               (wl-folder-update-group (car entity-list) diffs)
1784               (setq entity-list (cdr entity-list)))
1785             (goto-char (point-min))
1786             (while (wl-folder-buffer-search-entity name)
1787               (wl-folder-update-line value))))))))
1788
1789 (defun wl-folder-update-unread (folder unread)
1790 ;  (save-window-excursion
1791     (let ((buf (get-buffer wl-folder-buffer-name))
1792           cur-unread
1793           (unread-diff 0)
1794           ;;(fld (elmo-string folder))
1795           value newvalue entity-list)
1796 ;;; Update folder-info
1797 ;;;    (elmo-folder-set-info-hashtb fld nil nil nil unread)
1798       (setq cur-unread (or (nth 1 (wl-folder-get-entity-info folder)) 0))
1799       (setq unread-diff (- (or unread 0) cur-unread))
1800       (setq value (wl-folder-get-entity-info folder))
1801       (setq newvalue (list (nth 0 value)
1802                            unread
1803                            (nth 2 value)))
1804       (wl-folder-set-entity-info folder newvalue)
1805       (setq wl-folder-info-alist-modified t)
1806       (when (and buf
1807                  (not (eq unread-diff 0)))
1808         (save-match-data
1809           (with-current-buffer buf
1810             (save-excursion
1811               (setq entity-list (wl-folder-search-entity-list-by-name
1812                                  folder wl-folder-entity))
1813               (while entity-list
1814                 (wl-folder-update-group (car entity-list) (list 0
1815                                                                 unread-diff
1816                                                                 0))
1817                 (setq entity-list (cdr entity-list)))
1818               (goto-char (point-min))
1819               (while (wl-folder-buffer-search-entity folder)
1820                 (wl-folder-update-line newvalue))))))));)
1821
1822 (defun wl-folder-create-entity-hashtb (entity &optional hashtb reconst)
1823   (let ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1824         (entities (list entity))
1825         entity-stack)
1826     (while entities
1827       (setq entity (wl-pop entities))
1828       (cond
1829        ((consp entity)
1830         (and entities
1831              (wl-push entities entity-stack))
1832         (setq entities (nth 2 entity)))
1833        ((stringp entity)
1834         (when (not (and reconst
1835                         (wl-folder-get-entity-info entity)))
1836           (wl-folder-set-entity-info entity
1837                                      nil
1838                                      hashtb))))
1839       (unless entities
1840         (setq entities (wl-pop entity-stack))))
1841     hashtb))
1842
1843 ;; Unsync number is reserved.
1844 ;;(defun wl-folder-reconstruct-entity-hashtb (entity &optional hashtb id-name)
1845 ;;  (let* ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1846 ;;       (entities (list entity))
1847 ;;       entity-stack)
1848 ;;    (while entities
1849 ;;      (setq entity (wl-pop entities))
1850 ;;      (cond
1851 ;;       ((consp entity)
1852 ;;      (if id-name
1853 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id (car entity))
1854 ;;                                 (car entity)))
1855 ;;      (and entities
1856 ;;           (wl-push entities entity-stack))
1857 ;;      (setq entities (nth 2 entity))
1858 ;;      )
1859 ;;       ((stringp entity)
1860 ;;      (wl-folder-set-entity-info entity
1861 ;;                                 (wl-folder-get-entity-info entity)
1862 ;;                                 hashtb)
1863 ;;      (if id-name
1864 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id entity)
1865 ;;                                 entity))))
1866 ;;      (unless entities
1867 ;;      (setq entities (wl-pop entity-stack))))
1868 ;;    hashtb))
1869
1870 (defun wl-folder-create-newsgroups-from-nntp-access (entity)
1871   (let ((flist (nth 2 entity))
1872         folders)
1873     (while flist
1874       (wl-append folders
1875                  (cond
1876                   ((consp (car flist))
1877                    (wl-folder-create-newsgroups-from-nntp-access (car flist)))
1878                   (t
1879                    (list
1880                     (elmo-nntp-folder-group-internal
1881                      (wl-folder-get-elmo-folder (car flist)))))))
1882       (setq flist (cdr flist)))
1883     folders))
1884
1885 (defun wl-folder-create-newsgroups-hashtb (entity &optional is-list info)
1886   "Create NNTP group hashtable for ENTITY."
1887   (let ((entities (if is-list entity (list entity)))
1888         entity-stack folder-list newsgroups newsgroup make-hashtb)
1889     (and info (message "Creating newsgroups..."))
1890     (while entities
1891       (setq entity (wl-pop entities))
1892       (cond
1893        ((consp entity)
1894         (if (eq (nth 1 entity) 'access)
1895             (when (eq (elmo-folder-type-internal
1896                        (elmo-make-folder (car entity))) 'nntp)
1897               (wl-append newsgroups
1898                          (wl-folder-create-newsgroups-from-nntp-access entity))
1899               (setq make-hashtb t))
1900           (and entities
1901                (wl-push entities entity-stack))
1902           (setq entities (nth 2 entity))))
1903        ((stringp entity)
1904         (setq folder-list (elmo-folder-get-primitive-list
1905                            (elmo-make-folder entity)))
1906         (while folder-list
1907           (when (and (eq (elmo-folder-type-internal (car folder-list))
1908                          'nntp)
1909                      (setq newsgroup (elmo-nntp-folder-group-internal
1910                                       (car folder-list))))
1911             (wl-append newsgroups (list (elmo-string newsgroup))))
1912           (setq folder-list (cdr folder-list)))))
1913       (unless entities
1914         (setq entities (wl-pop entity-stack))))
1915     (and info (message "Creating newsgroups...done"))
1916     (if (or newsgroups make-hashtb)
1917         (elmo-setup-subscribed-newsgroups newsgroups))))
1918
1919 (defun wl-folder-get-path (entity target-id &optional string)
1920   (let ((entities (list entity))
1921         entity-stack result-path)
1922     (reverse
1923      (catch 'done
1924        (while entities
1925          (setq entity (wl-pop entities))
1926          (cond
1927           ((consp entity)
1928            (if (and (or (not string) (string= string (car entity)))
1929                     ;; don't use eq, `id' is string on Nemacs.
1930                     (equal target-id (wl-folder-get-entity-id (car entity))))
1931                (throw 'done
1932                       (wl-push target-id result-path))
1933              (wl-push (wl-folder-get-entity-id (car entity)) result-path))
1934            (wl-push entities entity-stack)
1935            (setq entities (nth 2 entity)))
1936           ((stringp entity)
1937            (if (and (or (not string) (string= string entity))
1938                     ;; don't use eq, `id' is string on Nemacs.
1939                     (equal target-id (wl-folder-get-entity-id entity)))
1940                (throw 'done
1941                       (wl-push target-id result-path)))))
1942          (unless entities
1943            (while (and entity-stack
1944                        (not entities))
1945              (setq result-path (cdr result-path))
1946              (setq entities (wl-pop entity-stack)))))))))
1947
1948 (defun wl-folder-create-group-alist (entity)
1949   (if (consp entity)
1950       (let ((flist (nth 2 entity))
1951             (cur-alist (list (cons (car entity) nil)))
1952              append-alist)
1953         (while flist
1954           (if (consp (car flist))
1955               (wl-append append-alist
1956                          (wl-folder-create-group-alist (car flist))))
1957           (setq flist (cdr flist)))
1958         (append cur-alist append-alist))))
1959
1960 (defun wl-folder-init-info-hashtb ()
1961   (let ((info-alist (and wl-folder-info-save
1962                          (elmo-msgdb-finfo-load))))
1963     (elmo-folder-info-make-hashtb
1964      info-alist
1965      wl-folder-entity-hashtb)))
1966 ;;; (wl-folder-resume-entity-hashtb-by-finfo
1967 ;;;  wl-folder-entity-hashtb
1968 ;;;  info-alist)))
1969
1970 (defun wl-folder-cleanup-variables ()
1971   (setq wl-folder-entity nil
1972         wl-folder-entity-hashtb nil
1973         wl-folder-entity-id-name-hashtb nil
1974         wl-folder-group-alist nil
1975         wl-folder-petname-alist nil
1976         wl-folder-newsgroups-hashtb nil
1977         wl-fldmgr-cut-entity-list nil
1978         wl-fldmgr-modified nil
1979         wl-fldmgr-modified-access-list nil
1980         wl-score-cache nil
1981         ))
1982
1983 (defun wl-make-plugged-alist ()
1984   (let ((entity-list (wl-folder-get-entity-list wl-folder-entity))
1985         (add (not wl-reset-plugged-alist)))
1986     (while entity-list
1987       (elmo-folder-set-plugged
1988        (wl-folder-get-elmo-folder (car entity-list)) wl-plugged add)
1989       (setq entity-list (cdr entity-list)))
1990     ;; smtp posting server
1991     (when wl-smtp-posting-server
1992       (elmo-set-plugged wl-plugged
1993                         wl-smtp-posting-server  ; server
1994                         (or (and (boundp 'smtp-service) smtp-service)
1995                             "smtp")     ; port
1996                         wl-smtp-connection-type
1997                         nil nil "smtp" add))
1998     ;; nntp posting server
1999     (when wl-nntp-posting-server
2000       (elmo-set-plugged wl-plugged
2001                         wl-nntp-posting-server
2002                         wl-nntp-posting-stream-type
2003                         wl-nntp-posting-port
2004                         nil nil "nntp" add))
2005     (run-hooks 'wl-make-plugged-hook)))
2006
2007 (defvar wl-folder-init-function 'wl-local-folder-init)
2008
2009 (defun wl-folder-init ()
2010   "Return top-level folder entity."
2011   (interactive)
2012   (if wl-use-acap
2013       (wl-acap-init)
2014     (funcall wl-folder-init-function))
2015   (run-hooks 'wl-folder-init-hook))
2016
2017 (defun wl-local-folder-init ()
2018   "Initialize local folder."
2019   (message "Initializing folder...")
2020   (setq wl-folder-entity (wl-folder-create-folder-entity))
2021   (message "Initializing folder...done"))
2022
2023 (defun wl-folder-get-realname (petname)
2024   (or (car
2025        (wl-string-rassoc
2026         petname
2027         wl-folder-petname-alist))
2028       petname))
2029
2030 (defun wl-folder-get-petname (name)
2031   (or (cdr
2032        (wl-string-assoc
2033         name
2034         wl-folder-petname-alist))
2035       name))
2036
2037 (defun wl-folder-get-entity-with-petname ()
2038   (let ((alist wl-folder-petname-alist)
2039         (hashtb (copy-sequence wl-folder-entity-hashtb)))
2040     (while alist
2041       (wl-folder-set-entity-info (cdar alist) nil hashtb)
2042       (setq alist (cdr alist)))
2043     hashtb))
2044
2045 (defun wl-folder-get-newsgroups (folder)
2046   "Return Newsgroups field value string for FOLDER newsgroup.
2047 If FOLDER is multi, return comma separated string (cross post)."
2048   (let ((nlist (elmo-folder-newsgroups
2049                         (wl-folder-get-elmo-folder folder))))
2050     (if nlist
2051         (list nil nil (mapconcat 'identity nlist ","))
2052       nil)))
2053
2054 (defun wl-folder-guess-mailing-list-by-refile-rule (entity)
2055   "Return ML address guess by FOLDER.
2056 Use `wl-subscribed-mailing-list' and `wl-refile-rule-alist'."
2057   (let ((flist
2058          (elmo-folder-get-primitive-list
2059           (wl-folder-get-elmo-folder entity)))
2060         fld mladdr to)
2061     (while (setq fld (car flist))
2062       (setq mladdr (wl-folder-guess-mailing-list-by-refile-rule-subr
2063                     (elmo-folder-name-internal fld)))
2064       (when mladdr
2065         (setq to (if (stringp to)
2066                      (concat to ", " mladdr)
2067                    mladdr)))
2068       (setq flist (cdr flist)))
2069     (if (stringp to)
2070         (list to nil nil)
2071       nil)))
2072
2073 (defun wl-folder-guess-mailing-list-by-refile-rule-subr (entity)
2074   (unless (memq (elmo-folder-type entity)
2075                 '(localnews nntp))
2076     (let ((rules wl-refile-rule-alist)
2077           tokey toalist)
2078       (while rules
2079         (if (or (and (stringp (car (car rules)))
2080                      (string-match "[Tt]o" (car (car rules))))
2081                 (and (listp (car (car rules)))
2082                      (elmo-string-matched-member "to" (car (car rules))
2083                                                  'case-ignore)))
2084             (setq toalist (append toalist (cdr (car rules)))))
2085         (setq rules (cdr rules)))
2086       (setq tokey (car (rassoc entity toalist)))
2087 ;;;     (setq histkey (car (rassoc folder wl-refile-alist)))
2088       ;; case-ignore search `wl-subscribed-mailing-list'
2089       (if (stringp tokey)
2090           (elmo-string-matched-member tokey wl-subscribed-mailing-list t)))))
2091
2092 (defun wl-folder-guess-mailing-list-by-folder-name (entity)
2093   "Return ML address guess by FOLDER name's last hierarchy.
2094 Use `wl-subscribed-mailing-list'."
2095   (let ((flist
2096          (elmo-folder-get-primitive-list
2097           (wl-folder-get-elmo-folder entity)))
2098         fld mladdr to)
2099     (while (setq fld (car flist))
2100       (setq mladdr (wl-folder-guess-mailing-list-by-folder-name-subr
2101                     (elmo-folder-name-internal fld)))
2102       (when mladdr
2103         (setq to (if (stringp to)
2104                      (concat to ", " mladdr)
2105                    mladdr)))
2106       (setq flist (cdr flist)))
2107     (if (stringp to)
2108         (list to nil nil)
2109       nil)))
2110
2111 (defun wl-folder-guess-mailing-list-by-folder-name-subr (entity)
2112   (when (memq (elmo-folder-type entity)
2113               '(localdir imap4 maildir))
2114     (let (key foldername)
2115       ;; Get foldername and Remove folder type symbol.
2116       (setq foldername (substring entity 1))
2117       (if (string-match "@" foldername)
2118           (setq foldername (substring foldername 0 (match-beginning 0))))
2119       (when (string-match "[^\\./]+$" foldername)
2120         (setq key (regexp-quote
2121                    (concat (substring foldername (match-beginning 0)) "@")))
2122         (elmo-string-matched-member
2123          key wl-subscribed-mailing-list 'case-ignore)))))
2124
2125 (defun wl-folder-update-diff-line (diffs)
2126   (let ((inhibit-read-only t)
2127         (buffer-read-only nil)
2128         cur-new new-new
2129         cur-unread new-unread
2130         cur-all new-all
2131         id)
2132     (save-excursion
2133       (beginning-of-line)
2134       (setq id (get-text-property (point) 'wl-folder-entity-id))
2135       (when (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*\\)/\\([0-9\\*-]*\\)/\\([0-9\\*]*\\)")
2136         ;;(looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2137         (setq cur-new (string-to-int
2138                        (wl-match-buffer 2)))
2139         (setq cur-unread (string-to-int
2140                           (wl-match-buffer 3)))
2141         (setq cur-all (string-to-int
2142                        (wl-match-buffer 4)))
2143         (delete-region (match-beginning 2)
2144                        (match-end 4))
2145         (goto-char (match-beginning 2))
2146         (insert (format "%s/%s/%s"
2147                         (setq new-new (+ cur-new (nth 0 diffs)))
2148                         (setq new-unread (+ cur-unread (nth 1 diffs)))
2149                         (setq new-all (+ cur-all (nth 2 diffs)))))
2150         (put-text-property (match-beginning 2) (point)
2151                            'wl-folder-entity-id id)
2152         (if wl-use-highlight-mouse-line
2153             (put-text-property (match-beginning 2) (point)
2154                                'mouse-face 'highlight))
2155         (wl-highlight-folder-group-line (list new-new new-unread new-all))
2156         (setq buffer-read-only t)
2157         (set-buffer-modified-p nil)))))
2158
2159 (defun wl-folder-update-line (nums &optional is-group)
2160   (let ((inhibit-read-only t)
2161         (buffer-read-only nil)
2162         id)
2163     (save-excursion
2164       (beginning-of-line)
2165       (setq id (get-text-property (point) 'wl-folder-entity-id))
2166       (if (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2167 ;;;       (looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2168           (progn
2169             (delete-region (match-beginning 2)
2170                            (match-end 2))
2171             (goto-char (match-beginning 2))
2172             (insert (format "%s/%s/%s"
2173                             (or (nth 0 nums) "*")
2174                             (or (and (nth 0 nums)(nth 1 nums)
2175                                      (+ (nth 0 nums)(nth 1 nums)))
2176                                 "*")
2177                             (or (nth 2 nums) "*")))
2178             (put-text-property (match-beginning 2) (point)
2179                                'wl-folder-entity-id id)
2180             (if is-group
2181                 ;; update only colors
2182                 (wl-highlight-folder-group-line nums)
2183               (wl-highlight-folder-current-line nums))
2184             (beginning-of-line)
2185             (set-buffer-modified-p nil))))))
2186
2187 (defun wl-folder-goto-folder (&optional arg)
2188   (interactive "P")
2189   (wl-folder-goto-folder-subr nil arg))
2190
2191 (defun wl-folder-goto-folder-subr (&optional folder sticky)
2192   (beginning-of-line)
2193   (let (summary-buf fld-name entity id error-selecting)
2194 ;;; (setq fld-name (wl-folder-get-entity-from-buffer))
2195 ;;; (if (or (null fld-name)
2196 ;;;         (assoc fld-name wl-folder-group-alist))
2197     (setq fld-name wl-default-folder)
2198     (setq fld-name (or folder
2199                        (wl-summary-read-folder fld-name)))
2200     (if (and (setq entity
2201                    (wl-folder-search-entity-by-name fld-name
2202                                                     wl-folder-entity
2203                                                     'folder))
2204              (setq id (wl-folder-get-entity-id entity)))
2205         (wl-folder-set-current-entity-id id))
2206     (setq summary-buf (wl-summary-get-buffer-create fld-name sticky))
2207     (if (or wl-stay-folder-window wl-summary-use-frame)
2208         (wl-folder-select-buffer summary-buf)
2209       (if (and summary-buf
2210                (get-buffer-window summary-buf))
2211           (delete-window)))
2212     (wl-summary-goto-folder-subr fld-name
2213                                  (wl-summary-get-sync-range
2214                                   (wl-folder-get-elmo-folder fld-name))
2215                                  nil sticky t)))
2216
2217 (defun wl-folder-suspend ()
2218   (interactive)
2219   (run-hooks 'wl-folder-suspend-hook)
2220   (wl-folder-info-save)
2221   (elmo-crosspost-message-alist-save)
2222   (elmo-quit)
2223   ;(if (fboundp 'mmelmo-cleanup-entity-buffers)
2224   ;(mmelmo-cleanup-entity-buffers))
2225   (bury-buffer wl-folder-buffer-name)
2226   (delete-windows-on wl-folder-buffer-name t))
2227
2228 (defun wl-folder-info-save ()
2229   (when (and wl-folder-info-save
2230              wl-folder-info-alist-modified)
2231     (let ((entities (list wl-folder-entity))
2232           entity entity-stack info-alist info)
2233       (while entities
2234         (setq entity (wl-pop entities))
2235         (cond
2236          ((consp entity)
2237           (and entities
2238                (wl-push entities entity-stack))
2239           (setq entities (nth 2 entity)))
2240          ((stringp entity)
2241           (when (and (setq info (elmo-folder-get-info
2242                                  (wl-folder-get-elmo-folder entity)))
2243                      (not (equal info '(nil))))
2244             (if (listp info)
2245                 (wl-append info-alist (list (list (elmo-string entity)
2246                                                   (list (nth 3 info)  ;; max
2247                                                         (nth 2 info)  ;; length
2248                                                         (nth 0 info)  ;; new
2249                                                         (nth 1 info)) ;; unread
2250                                                   )))))))
2251         (unless entities
2252           (setq entities (wl-pop entity-stack))))
2253       (elmo-msgdb-finfo-save info-alist)
2254       (setq wl-folder-info-alist-modified nil))))
2255
2256 (defun wl-folder-goto-first-unread-folder (&optional arg)
2257   (interactive "P")
2258   (let ((entities (list wl-folder-entity))
2259         entity entity-stack ret-val
2260         first-entity finfo)
2261     (setq first-entity
2262           (catch 'done
2263             (while entities
2264               (setq entity (wl-pop entities))
2265               (cond
2266                ((consp entity)
2267                 (and entities
2268                      (wl-push entities entity-stack))
2269                 (setq entities (nth 2 entity)))
2270                ((stringp entity)
2271                 (if (and (setq finfo (wl-folder-get-entity-info entity))
2272                          (and (nth 0 finfo)(nth 1 finfo))
2273                          (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2274                     (throw 'done entity))
2275                 (wl-append ret-val (list entity))))
2276               (unless entities
2277                 (setq entities (wl-pop entity-stack))))))
2278     (if first-entity
2279         (progn
2280           (when arg
2281             (wl-folder-jump-folder first-entity)
2282             (sit-for 0))
2283           (wl-folder-goto-folder-subr first-entity))
2284       (message "No unread folder"))))
2285
2286 (defun wl-folder-jump-folder (&optional fld-name noopen)
2287   (interactive)
2288   (if (not fld-name)
2289       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2290   (goto-char (point-min))
2291   (if (not noopen)
2292       (wl-folder-open-folder fld-name))
2293   (and (wl-folder-buffer-search-entity fld-name)
2294        (beginning-of-line)))
2295
2296 (defun wl-folder-get-entity-list (entity)
2297   (let ((entities (list entity))
2298         entity-stack ret-val)
2299     (while entities
2300       (setq entity (wl-pop entities))
2301       (cond
2302        ((consp entity)
2303         (and entities
2304              (wl-push entities entity-stack))
2305         (setq entities (nth 2 entity)))
2306        ((stringp entity)
2307         (wl-append ret-val (list entity))))
2308       (unless entities
2309         (setq entities (wl-pop entity-stack))))
2310     ret-val))
2311
2312 (defun wl-folder-open-unread-folder (entity)
2313   (save-excursion
2314     (let ((alist (wl-folder-get-entity-list entity))
2315           (unread 0)
2316           finfo path-list path id)
2317       (while alist
2318         (when (and (setq finfo (wl-folder-get-entity-info (car alist)))
2319                    (nth 0 finfo) (nth 1 finfo)
2320                    (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2321           (setq unread (+ unread (+ (nth 0 finfo)(nth 1 finfo))))
2322           (setq id (wl-folder-get-entity-id (car alist)))
2323           (setq path (delete id (wl-folder-get-path
2324                                  wl-folder-entity
2325                                  id
2326                                  (car alist))))
2327           (if (not (member path path-list))
2328               (wl-append path-list (list path))))
2329         (setq alist (cdr alist)))
2330       (while path-list
2331         (wl-folder-open-folder-sub (car path-list))
2332         (setq path-list (cdr path-list)))
2333       (message "%s unread folder"
2334                (if (> unread 0) unread "No")))))
2335
2336 (defun wl-folder-open-unread-current-entity ()
2337   (interactive)
2338   (let ((entity-name (wl-folder-get-entity-from-buffer))
2339         (group (wl-folder-buffer-group-p)))
2340     (when entity-name
2341       (wl-folder-open-unread-folder
2342        (if group
2343            (wl-folder-search-group-entity-by-name entity-name
2344                                                   wl-folder-entity)
2345          entity-name)))))
2346
2347 (defun wl-folder-open-only-unread-folder ()
2348   (interactive)
2349   (let ((id (progn
2350               (wl-folder-prev-entity-skip-invalid t)
2351               (wl-folder-get-entity-from-buffer t))))
2352     (wl-folder-open-all-unread-folder)
2353     (save-excursion
2354       (goto-char (point-max))
2355       (while (and (re-search-backward
2356                    "^[ ]*\\[[-]\\].+:0/0/[0-9-]+" nil t)
2357                   (not (bobp)))
2358         (wl-folder-jump-to-current-entity) ;; close it
2359         ))
2360     (wl-folder-move-path id)
2361     (recenter)))
2362
2363 (defun wl-folder-open-all-unread-folder (&optional arg)
2364   (interactive "P")
2365   (let ((id (progn
2366               (wl-folder-prev-entity-skip-invalid t)
2367               (wl-folder-get-entity-from-buffer t))))
2368     (wl-folder-open-unread-folder wl-folder-entity)
2369     (if (not arg)
2370         (wl-folder-move-path id)
2371       (goto-char (point-min))
2372       (wl-folder-next-unread t))))
2373
2374 (defun wl-folder-open-folder (&optional fld-name)
2375   (interactive)
2376   (if (not fld-name)
2377       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2378   (let* ((id (wl-folder-get-entity-id
2379               (wl-folder-search-entity-by-name fld-name wl-folder-entity
2380                                                'folder)))
2381          (path (and id (wl-folder-get-path wl-folder-entity id))))
2382       (if path
2383           (wl-folder-open-folder-sub path))))
2384
2385 (defun wl-folder-open-folder-sub (path)
2386   (let ((inhibit-read-only t)
2387         (buffer-read-only nil)
2388         indent name entity
2389         err)
2390     (save-excursion
2391       (goto-char (point-min))
2392       (while (and path
2393                   (wl-folder-buffer-search-group
2394                    (wl-folder-get-petname
2395                     (if (stringp (car path))
2396                         (car path)
2397                       (wl-folder-get-folder-name-by-id
2398                        (car path))))))
2399         (beginning-of-line)
2400         (setq path (cdr path))
2401         (if (and (looking-at wl-folder-group-regexp)
2402                  (string= "+" (wl-match-buffer 2)));; closed group
2403             (save-excursion
2404               (setq indent (wl-match-buffer 1))
2405               (setq name (wl-folder-get-realname (wl-match-buffer 3)))
2406               (setq entity (wl-folder-search-group-entity-by-name
2407                             name
2408                             wl-folder-entity))
2409               ;; insert as opened
2410               (setcdr (assoc (car entity) wl-folder-group-alist) t)
2411               (if (eq 'access (cadr entity))
2412                   (wl-folder-maybe-load-folder-list entity))
2413               (wl-folder-insert-entity indent entity)
2414               (delete-region (save-excursion (beginning-of-line)
2415                                              (point))
2416                              (save-excursion (end-of-line)
2417                                              (+ 1 (point)))))))
2418       (set-buffer-modified-p nil))))
2419
2420 (defun wl-folder-open-all-pre ()
2421   (let ((entities (list wl-folder-entity))
2422         entity entity-stack group-entry)
2423     (while entities
2424       (setq entity (wl-pop entities))
2425       (cond
2426        ((consp entity)
2427         (unless (or (not (setq group-entry
2428                                (assoc (car entity) wl-folder-group-alist)))
2429                     (cdr group-entry))
2430           (setcdr group-entry t)
2431           (when (eq 'access (cadr entity))
2432             (wl-folder-maybe-load-folder-list entity)))
2433         (and entities
2434              (wl-push entities entity-stack))
2435         (setq entities (nth 2 entity))))
2436       (unless entities
2437         (setq entities (wl-pop entity-stack))))))
2438
2439 (defun wl-folder-open-all (&optional refresh)
2440   (interactive "P")
2441   (let* ((inhibit-read-only t)
2442          (buffer-read-only nil)
2443          (len (length wl-folder-group-alist))
2444          (i 0)
2445          indent name entity)
2446     (if refresh
2447         (let ((id (progn
2448                     (wl-folder-prev-entity-skip-invalid t)
2449                     (wl-folder-get-entity-from-buffer t)))
2450               (alist wl-folder-group-alist))
2451           (while alist
2452             (setcdr (pop alist) t))
2453           (erase-buffer)
2454           (wl-folder-insert-entity " " wl-folder-entity)
2455           (wl-folder-move-path id))
2456       (message "Opening all folders...")
2457       (wl-folder-open-all-pre)
2458       (save-excursion
2459         (goto-char (point-min))
2460         (while (re-search-forward
2461                 "^\\([ ]*\\)\\[\\([+]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+\n"
2462                 nil t)
2463           (setq indent (wl-match-buffer 1))
2464           (setq name (wl-folder-get-realname (wl-match-buffer 3)))
2465           (setq entity (wl-folder-search-group-entity-by-name
2466                         name
2467                         wl-folder-entity))
2468           ;; insert as opened
2469           (setcdr (assoc (car entity) wl-folder-group-alist) t)
2470           (forward-line -1)
2471           (wl-folder-insert-entity indent entity)
2472           (delete-region (save-excursion (beginning-of-line)
2473                                          (point))
2474                          (save-excursion (end-of-line)
2475                                          (+ 1 (point))))
2476           (when (> len elmo-display-progress-threshold)
2477             (setq i (1+ i))
2478             (if (or (zerop (% i 5)) (= i len))
2479                 (elmo-display-progress
2480                  'wl-folder-open-all "Opening all folders..."
2481                  (/ (* i 100) len)))))
2482         (when (> len elmo-display-progress-threshold)
2483           (elmo-display-progress
2484            'wl-folder-open-all "Opening all folders..." 100))))
2485     (message "Opening all folders...done")
2486     (set-buffer-modified-p nil)))
2487
2488 (defun wl-folder-close-all ()
2489   (interactive)
2490   (let ((inhibit-read-only t)
2491         (buffer-read-only nil)
2492         (alist wl-folder-group-alist)
2493         (id (progn
2494               (wl-folder-prev-entity-skip-invalid t)
2495               (wl-folder-get-entity-from-buffer t))))
2496     (while alist
2497       (setcdr (car alist) nil)
2498       (setq alist (cdr alist)))
2499     (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
2500     (erase-buffer)
2501     (wl-folder-insert-entity " " wl-folder-entity)
2502     (wl-folder-move-path id)
2503     (recenter)
2504     (set-buffer-modified-p nil)))
2505
2506 (defun wl-folder-open-close ()
2507   "Open or close parent entity."
2508   (interactive)
2509   (save-excursion
2510     (beginning-of-line)
2511     (if (wl-folder-buffer-group-p)
2512         ;; if group (whether opend or closed.)
2513         (wl-folder-jump-to-current-entity)
2514       ;; if folder
2515       (let (indent)
2516         (setq indent (save-excursion
2517                        (re-search-forward "\\([ ]*\\)." nil t)
2518                        (wl-match-buffer 1)))
2519         (while (looking-at indent)
2520           (forward-line -1)))
2521       (wl-folder-jump-to-current-entity))))
2522
2523 (defsubst wl-folder-access-subscribe-p (group folder)
2524   (let (subscr regexp match)
2525     (if (setq subscr (wl-get-assoc-list-value
2526                       wl-folder-access-subscribe-alist
2527                       group))
2528         (progn
2529           (setq regexp (mapconcat 'identity (cdr subscr) "\\|"))
2530           (setq match (string-match regexp folder))
2531           (if (car subscr)
2532               match
2533             (not match)))
2534       t)))
2535
2536 (defun wl-folder-update-access-group (entity new-flist)
2537   (let* ((flist (nth 2 entity))
2538          (unsubscribes (nth 3 entity))
2539          (len (+ (length flist) (length unsubscribes)))
2540          (i 0)
2541          diff new-unsubscribes removes
2542          subscribed-list folder group entry)
2543     ;; check subscribed groups
2544     (while flist
2545       (cond
2546        ((listp (car flist))     ;; group
2547         (setq group (elmo-string (caar flist)))
2548         (cond
2549          ((assoc group new-flist)       ;; found in new-flist
2550           (setq new-flist (delete (assoc group new-flist)
2551                                   new-flist))
2552           (if (wl-folder-access-subscribe-p (car entity) group)
2553               (wl-append subscribed-list (list (car flist)))
2554             (wl-append new-unsubscribes (list (car flist)))
2555             (setq diff t)))
2556          (t
2557           (setq wl-folder-group-alist
2558                 (delete (wl-string-assoc group wl-folder-group-alist)
2559                         wl-folder-group-alist))
2560           (wl-append removes (list (list group))))))
2561        (t                       ;; folder
2562         (setq folder (elmo-string (car flist)))
2563         (cond
2564          ((member folder new-flist)     ;; found in new-flist
2565           (setq new-flist (delete folder new-flist))
2566           (if (wl-folder-access-subscribe-p (car entity) folder)
2567               (wl-append subscribed-list (list (car flist)))
2568             (wl-append new-unsubscribes (list folder))
2569             (setq diff t)))
2570          (t
2571           (wl-append removes (list folder))))))
2572       (when (> len elmo-display-progress-threshold)
2573         (setq i (1+ i))
2574         (if (or (zerop (% i 10)) (= i len))
2575             (elmo-display-progress
2576              'wl-folder-update-access-group "Updating access group..."
2577              (/ (* i 100) len))))
2578       (setq flist (cdr flist)))
2579     ;; check unsubscribed groups
2580     (while unsubscribes
2581       (cond
2582        ((listp (car unsubscribes))
2583         (when (setq entry (assoc (caar unsubscribes) new-flist))
2584           (setq new-flist (delete entry new-flist))
2585           (wl-append new-unsubscribes (list (car unsubscribes)))))
2586        (t
2587         (when (member (car unsubscribes) new-flist)
2588           (setq new-flist (delete (car unsubscribes) new-flist))
2589           (wl-append new-unsubscribes (list (car unsubscribes))))))
2590       (when (> len elmo-display-progress-threshold)
2591         (setq i (1+ i))
2592         (if (or (zerop (% i 10)) (= i len))
2593             (elmo-display-progress
2594              'wl-folder-update-access-group "Updating access group..."
2595              (/ (* i 100) len))))
2596       (setq unsubscribes (cdr unsubscribes)))
2597     ;;
2598     (if (or new-flist removes)
2599         (setq diff t))
2600     (setq new-flist
2601           (mapcar '(lambda (x)
2602                      (cond ((consp x) (list (car x) 'access))
2603                            (t x)))
2604                   new-flist))
2605     ;; check new groups
2606     (let ((new-list new-flist))
2607       (while new-list
2608         (if (not (wl-folder-access-subscribe-p
2609                   (car entity)
2610                   (if (listp (car new-list))
2611                       (caar new-list)
2612                     (car new-list))))
2613             ;; auto unsubscribe
2614             (progn
2615               (wl-append new-unsubscribes (list (car new-list)))
2616               (setq new-flist (delete (car new-list) new-flist)))
2617           (cond
2618            ((listp (car new-list))
2619             ;; check group exists
2620             (if (wl-string-assoc (caar new-list) wl-folder-group-alist)
2621                 (progn
2622                   (message "%s: group already exists." (caar new-list))
2623                   (sit-for 1)
2624                   (wl-append new-unsubscribes (list (car new-list)))
2625                   (setq new-flist (delete (car new-list) new-flist)))
2626               (wl-append wl-folder-group-alist
2627                          (list (cons (caar new-list) nil)))))))
2628         (setq new-list (cdr new-list))))
2629     (if new-flist
2630         (message "%d new folder(s)." (length new-flist))
2631       (message "Updating access group...done"))
2632     (wl-append new-flist subscribed-list)       ;; new is first
2633     (run-hooks 'wl-folder-update-access-group-hook)
2634     (setcdr (cdr entity) (list new-flist new-unsubscribes))
2635     (list diff new-flist new-unsubscribes removes)))
2636
2637 (defun wl-folder-prefetch-entity (entity)
2638   "Prefetch all new messages in the ENTITY."
2639   (cond
2640    ((consp entity)
2641     (let ((flist (nth 2 entity))
2642           (sum-done 0)
2643           (sum-all 0)
2644           result)
2645       (while flist
2646         (setq result (wl-folder-prefetch-entity (car flist)))
2647         (setq sum-done (+ sum-done (car result)))
2648         (setq sum-all (+ sum-all (cdr result)))
2649         (setq flist (cdr flist)))
2650       (message "Prefetched %d/%d message(s) in \"%s\"."
2651                sum-done sum-all
2652                (wl-folder-get-petname (car entity)))
2653       (cons sum-done sum-all)))
2654    ((stringp entity)
2655     (let* ((folder (wl-folder-get-elmo-folder entity))
2656            (nums (wl-folder-get-entity-info entity))
2657            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
2658                                          (wl-summary-always-sticky-folder-p
2659                                           folder))
2660                                      wl-summary-highlight))
2661            wl-summary-exit-next-move
2662            wl-auto-select-first ret-val
2663            count)
2664       (setq count (or (car nums) 0))
2665       (setq count (+ count (wl-folder-count-incorporates folder)))
2666       (if (or (null (car nums)) ; unknown
2667               (< 0 count))
2668           (save-window-excursion
2669             (save-excursion
2670               (let ((wl-summary-buffer-name (concat
2671                                              wl-summary-buffer-name
2672                                              (symbol-name this-command)))
2673                     (wl-summary-use-frame nil)
2674                     (wl-summary-always-sticky-folder-list nil))
2675                 (wl-summary-goto-folder-subr entity
2676                                              (wl-summary-get-sync-range
2677                                               folder)
2678                                              nil)
2679                 (setq ret-val (wl-summary-incorporate))
2680                 (wl-summary-exit)
2681                 ret-val)))
2682         (cons 0 0))))))
2683
2684 (defun wl-folder-count-incorporates (folder)
2685   (let ((marks (elmo-msgdb-mark-load
2686                 (elmo-folder-msgdb-path folder)))
2687         (sum 0))
2688     (while marks
2689       (if (member (cadr (car marks))
2690                   wl-summary-incorporate-marks)
2691           (incf sum))
2692       (setq marks (cdr marks)))
2693     sum))
2694
2695 (defun wl-folder-prefetch-current-entity (&optional no-check)
2696   "Prefetch all uncached messages in the folder at position.
2697 If current line is group folder, all subfolders are prefetched."
2698   (interactive "P")
2699   (save-excursion
2700     (let ((entity-name (wl-folder-get-entity-from-buffer))
2701           (group (wl-folder-buffer-group-p))
2702           wl-folder-check-entity-hook
2703           summary-buf entity)
2704       (when entity-name
2705         (setq entity
2706               (if group
2707                   (wl-folder-search-group-entity-by-name entity-name
2708                                                          wl-folder-entity)
2709                 entity-name))
2710         (if (not no-check)
2711             (wl-folder-check-entity entity))
2712         (wl-folder-prefetch-entity entity)))))
2713
2714 ;(defun wl-folder-drop-unsync-entity (entity)
2715 ;  "Drop all unsync messages in the ENTITY."
2716 ;  (cond
2717 ;   ((consp entity)
2718 ;    (let ((flist (nth 2 entity)))
2719 ;      (while flist
2720 ;       (wl-folder-drop-unsync-entity (car flist))
2721 ;       (setq flist (cdr flist)))))
2722 ;   ((stringp entity)
2723 ;    (let ((nums (wl-folder-get-entity-info entity))
2724 ;         wl-summary-highlight wl-auto-select-first new)
2725 ;      (setq new (or (car nums) 0))
2726 ;      (if (< 0 new)
2727 ;         (save-window-excursion
2728 ;           (save-excursion
2729 ;             (let ((wl-summary-buffer-name (concat
2730 ;                                            wl-summary-buffer-name
2731 ;                                            (symbol-name this-command))))
2732 ;               (wl-summary-goto-folder-subr entity 'no-sync nil)
2733 ;               (wl-summary-drop-unsync)
2734 ;               (wl-summary-exit)))))))))
2735
2736 ;(defun wl-folder-drop-unsync-current-entity (&optional force-check)
2737 ;  "Drop all unsync messages in the folder at position.
2738 ;If current line is group folder, all subfolders are dropped.
2739 ;If optional arg exists, don't check any folders."
2740 ;  (interactive "P")
2741 ;  (save-excursion
2742 ;    (let ((entity-name (wl-folder-get-entity-from-buffer))
2743 ;         (group (wl-folder-buffer-group-p))
2744 ;         wl-folder-check-entity-hook
2745 ;         summary-buf entity)
2746 ;      (when (and entity-name
2747 ;                (y-or-n-p (format
2748 ;                           "Drop all unsync messages in %s? " entity-name)))
2749 ;       (setq entity
2750 ;             (if group
2751 ;                 (wl-folder-search-group-entity-by-name entity-name
2752 ;                                                        wl-folder-entity)
2753 ;               entity-name))
2754 ;       (if (null force-check)
2755 ;           (wl-folder-check-entity entity))
2756 ;       (wl-folder-drop-unsync-entity entity)
2757 ;       (message "All unsync messages in %s are dropped!" entity-name)))))
2758
2759 (defun wl-folder-write-current-folder ()
2760   "Write message to current folder's newsgroup or mailing-list.
2761 Call `wl-summary-write-current-folder' with current folder name."
2762   (interactive)
2763   (unless (wl-folder-buffer-group-p)
2764     (wl-summary-write-current-folder
2765      (wl-folder-get-realname (wl-folder-entity-name)))))
2766
2767 (defun wl-folder-mimic-kill-buffer ()
2768   "Kill the current (Folder) buffer with query."
2769   (interactive)
2770   (let ((bufname (read-buffer (format "Kill buffer: (default %s) "
2771                                       (buffer-name))))
2772         wl-interactive-exit)
2773     (if (or (not bufname)
2774             (string-equal bufname "")
2775             (string-equal bufname (buffer-name)))
2776         (wl-exit)
2777       (kill-buffer bufname))))
2778
2779 (defun wl-folder-create-subr (folder)
2780   (if (y-or-n-p (format "Folder %s does not exist, create it? "
2781                         (elmo-folder-name-internal folder)))
2782       (progn
2783         (message "")
2784         (setq wl-folder-entity-hashtb
2785               (wl-folder-create-entity-hashtb
2786                (elmo-folder-name-internal folder)
2787                wl-folder-entity-hashtb))
2788         (unless (elmo-folder-create folder)
2789           (error "Create folder failed")))
2790     (error "Folder %s is not created" (elmo-folder-name-internal folder))))
2791
2792 (defun wl-folder-confirm-existence (folder &optional force)
2793   (if force
2794       (unless (elmo-folder-exists-p folder)
2795         (wl-folder-create-subr folder))
2796     (unless (or (wl-folder-entity-exists-p (elmo-folder-name-internal folder))
2797                 (file-exists-p (elmo-folder-msgdb-path folder))
2798                 (elmo-folder-exists-p folder))
2799       (wl-folder-create-subr folder))))
2800
2801 (defun wl-folder-virtual ()
2802   "Goto virtual folder."
2803   (interactive)
2804   (let ((entity (wl-folder-get-entity-from-buffer)))
2805     (if (wl-folder-buffer-group-p)
2806         (setq entity
2807               (concat
2808                "*"
2809                (mapconcat 'identity
2810                           (wl-folder-get-entity-list
2811                            (wl-folder-search-group-entity-by-name
2812                             entity
2813                             wl-folder-entity)) ","))))
2814     (unless entity (error "No folder"))
2815     (wl-folder-goto-folder-subr
2816      (concat "/"
2817              (elmo-read-search-condition
2818               wl-fldmgr-make-filter-default)
2819              "/" entity))))
2820
2821 (defun wl-folder-pick ()
2822   (interactive)
2823   (save-excursion
2824     (let* ((condition (car (elmo-parse-search-condition
2825                             (elmo-read-search-condition
2826                              wl-summary-pick-field-default))))
2827            (entity (wl-folder-get-entity-from-buffer))
2828            (folder-list
2829             (if (wl-folder-buffer-group-p)
2830                 (wl-folder-get-entity-list
2831                  (wl-folder-search-group-entity-by-name
2832                   entity
2833                   wl-folder-entity))
2834               (list entity)))
2835            results ret)
2836       (while (car folder-list)
2837         (setq ret (elmo-folder-search
2838                    (wl-folder-get-elmo-folder (car folder-list))
2839                    condition))
2840         (if ret
2841             (setq results
2842                   (append results
2843                           (list (cons (car folder-list) ret)))))
2844         (setq folder-list (cdr folder-list)))
2845       (if results
2846           (message "%s are picked."
2847                    (mapconcat '(lambda (res)
2848                                  (format "%s(%d)"
2849                                          (car res)
2850                                          (length (cdr res))))
2851                               results
2852                               ","))
2853         (message "No message was picked.")))))
2854
2855 (require 'product)
2856 (product-provide (provide 'wl-folder) (require 'wl-version))
2857
2858 ;;; wl-folder.el ends here