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
  65 (defvar wl-folder-mode-map nil)
  66
  67 (defvar wl-folder-buffer-disp-summary nil)
  68 (defvar wl-folder-buffer-cur-entity-id nil)
  69 (defvar wl-folder-buffer-last-visited-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-last-visited-entity-id)
  76 (make-variable-buffer-local 'wl-folder-buffer-cur-path)
  77 (make-variable-buffer-local 'wl-folder-buffer-cur-point)
  78
  79 (defconst wl-folder-entity-regexp "^\\([ ]*\\)\\(\\[[\\+-]\\]\\)?\\([^\\[].+\\):[-*0-9]+/[-*0-9]+/[-*0-9]+")
  80 (defconst wl-folder-group-regexp  "^\\([ ]*\\)\\[\\([\\+-]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+\n")
  81 ;;                              1:indent 2:opened 3:group-name
  82 (defconst wl-folder-unsync-regexp ":[^0\\*][0-9]*/[0-9\\*-]+/[0-9\\*-]+$")
  83
  84 (defvar wl-folder-mode-menu-spec
  85   '("Folder"
  86     ["Enter Current Folder" wl-folder-jump-to-current-entity t]
  87     ["Prev Folder"          wl-folder-prev-entity t]
  88     ["Next Folder"          wl-folder-next-entity t]
  89     ["Check Current Folder" wl-folder-check-current-entity t]
  90     ["Sync Current Folder"  wl-folder-sync-current-entity t]
  91 ;    ["Drop Current Folder" wl-folder-drop-unsync-current-entity t]
  92     ["Prefetch Current Folder" wl-folder-prefetch-current-entity t]
  93     "----"
  94     ["Mark as Read all Current Folder" wl-folder-mark-as-read-all-current-entity t]
  95     ["Expire Current Folder" wl-folder-expire-current-entity t]
  96     "----"
  97     ["Go to Draft Folder" wl-folder-goto-draft-folder t]
  98     ["Empty trash" wl-folder-empty-trash t]
  99     ["Flush queue" wl-folder-flush-queue t]
 100     "----"
 101     ["Open All" wl-folder-open-all t]
 102     ["Open All Unread folder" wl-folder-open-all-unread-folder t]
 103     ["Close All" wl-folder-close-all t]
 104     ("Folder Manager"
 105      ["Add folder" wl-fldmgr-add t]
 106      ["Add group" wl-fldmgr-make-group t]
 107      ["Copy" wl-fldmgr-copy t]
 108      ["Cut" wl-fldmgr-cut t]
 109      ["Paste" wl-fldmgr-yank t]
 110      ["Set petname" wl-fldmgr-set-petname t]
 111      ["Rename" wl-fldmgr-rename t]
 112      ["Save" wl-fldmgr-save-folders t]
 113      "----"
 114      ["Unsubscribe" wl-fldmgr-unsubscribe t]
 115      ["Display all" wl-fldmgr-access-display-all t])
 116     "----"
 117     ["Write a message" wl-draft t]
 118     ["Write for current folder" wl-folder-write-current-folder t]
 119     "----"
 120     ["Wanderlust NEWS" wl-news t]
 121     "----"
 122     ["Toggle Plug Status" wl-toggle-plugged t]
 123     ["Change Plug Status" wl-plugged-change t]
 124     "----"
 125     ["Save Current Status"  wl-save t]
 126     ["Update Status"        wl-status-update t]
 127     ["Exit"                 wl-exit t]
 128     ))
 129
 130 (if wl-on-xemacs
 131     (defun wl-folder-setup-mouse ()
 132       (define-key wl-folder-mode-map 'button2 'wl-folder-click)
 133       (define-key wl-folder-mode-map 'button4 'wl-folder-prev-entity)
 134       (define-key wl-folder-mode-map 'button5 'wl-folder-next-entity)
 135       (define-key wl-folder-mode-map [(shift button4)]
 136         'wl-folder-prev-unread)
 137       (define-key wl-folder-mode-map [(shift button5)]
 138         'wl-folder-next-unread))
 139   (defun wl-folder-setup-mouse ()
 140     (define-key wl-folder-mode-map [mouse-2] 'wl-folder-click)
 141     (define-key wl-folder-mode-map [mouse-4] 'wl-folder-prev-entity)
 142     (define-key wl-folder-mode-map [mouse-5] 'wl-folder-next-entity)
 143     (define-key wl-folder-mode-map [S-mouse-4] 'wl-folder-prev-unread)
 144     (define-key wl-folder-mode-map [S-mouse-5] 'wl-folder-next-unread)))
 145
 146 (if wl-folder-mode-map
 147     nil
 148   (setq wl-folder-mode-map (make-sparse-keymap))
 149   (define-key wl-folder-mode-map " "    'wl-folder-jump-to-current-entity)
 150 ;  (define-key wl-folder-mode-map "\M- " 'wl-folder-open-close)
 151   (define-key wl-folder-mode-map "/"    'wl-folder-open-close)
 152   (define-key wl-folder-mode-map "\C-m" 'wl-folder-jump-to-current-entity)
 153   (define-key wl-folder-mode-map [(shift return)] 'wl-folder-jump-to-current-entity-with-arg)
 154   (define-key wl-folder-mode-map "\M-\C-m" 'wl-folder-update-recursive-current-entity)
 155   (define-key wl-folder-mode-map "rc"    'wl-folder-mark-as-read-all-region)
 156   (define-key wl-folder-mode-map "c"    'wl-folder-mark-as-read-all-current-entity)
 157   (define-key wl-folder-mode-map "g"    'wl-folder-goto-folder)
 158   (define-key wl-folder-mode-map "G"    'wl-folder-goto-folder-sticky)
 159   (define-key wl-folder-mode-map "j"    'wl-folder-jump-to-current-entity)
 160   (define-key wl-folder-mode-map "\C-i" 'wl-folder-revisit-last-visited-folder)
 161   (define-key wl-folder-mode-map "w"    'wl-draft)
 162   (define-key wl-folder-mode-map "W"    'wl-folder-write-current-folder)
 163   (define-key wl-folder-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 164   (define-key wl-folder-mode-map "\C-c\C-a" 'wl-addrmgr)
 165   (define-key wl-folder-mode-map "\C-c\C-p" 'wl-folder-jump-to-previous-summary)
 166   (define-key wl-folder-mode-map "\C-c\C-n" 'wl-folder-jump-to-next-summary)
 167   (define-key wl-folder-mode-map "rS"   'wl-folder-sync-region)
 168   (define-key wl-folder-mode-map "S"    'wl-folder-sync-current-entity)
 169   (define-key wl-folder-mode-map "rs"   'wl-folder-check-region)
 170   (define-key wl-folder-mode-map "s"    'wl-folder-check-current-entity)
 171   (define-key wl-folder-mode-map "I"    'wl-folder-prefetch-current-entity)
 172 ;  (define-key wl-folder-mode-map "D"    'wl-folder-drop-unsync-current-entity)
 173   (define-key wl-folder-mode-map "p"    'wl-folder-prev-entity)
 174   (define-key wl-folder-mode-map "n"    'wl-folder-next-entity)
 175   (define-key wl-folder-mode-map "v"    'wl-folder-toggle-disp-summary)
 176   (define-key wl-folder-mode-map "P"    'wl-folder-prev-unread)
 177   (define-key wl-folder-mode-map "N"    'wl-folder-next-unread)
 178   (define-key wl-folder-mode-map "J"    'wl-folder-jump-folder)
 179   (define-key wl-folder-mode-map "f"    'wl-folder-goto-first-unread-folder)
 180   (define-key wl-folder-mode-map "o"    'wl-folder-open-all-unread-folder)
 181   (define-key wl-folder-mode-map "["    'wl-folder-open-all)
 182   (define-key wl-folder-mode-map "]"    'wl-folder-close-all)
 183   (define-key wl-folder-mode-map "e"    'wl-folder-expire-current-entity)
 184   (define-key wl-folder-mode-map "E"    'wl-folder-empty-trash)
 185   (define-key wl-folder-mode-map "F"    'wl-folder-flush-queue)
 186   (define-key wl-folder-mode-map "V"    'wl-folder-virtual)
 187   (define-key wl-folder-mode-map "?"    'wl-folder-pick)
 188   (define-key wl-folder-mode-map "q"    'wl-exit)
 189   (define-key wl-folder-mode-map "z"    'wl-folder-suspend)
 190   (define-key wl-folder-mode-map "x"    'wl-execute-temp-marks)
 191   (define-key wl-folder-mode-map "\M-t" 'wl-toggle-plugged)
 192   (define-key wl-folder-mode-map "\C-t" 'wl-plugged-change)
 193   (define-key wl-folder-mode-map "<"    'beginning-of-buffer)
 194   (define-key wl-folder-mode-map ">"    'end-of-buffer)
 195   ;; wl-fldmgr
 196   (define-key wl-folder-mode-map "m"    'wl-fldmgr-mode-map)
 197   (define-key wl-folder-mode-map "*"    'wl-fldmgr-make-multi)
 198   (define-key wl-folder-mode-map "+"    'wl-fldmgr-make-group)
 199   (define-key wl-folder-mode-map "|"    'wl-fldmgr-make-filter)
 200   (define-key wl-folder-mode-map "\M-c" 'wl-fldmgr-copy)
 201   (define-key wl-folder-mode-map "\M-w" 'wl-fldmgr-copy-region)
 202   (define-key wl-folder-mode-map "\C-k" 'wl-fldmgr-cut)
 203   (define-key wl-folder-mode-map "\C-w" 'wl-fldmgr-cut-region)
 204   (define-key wl-folder-mode-map "\C-y" 'wl-fldmgr-yank)
 205   (define-key wl-folder-mode-map "R"    'wl-fldmgr-rename)
 206   (define-key wl-folder-mode-map "u"    'wl-fldmgr-unsubscribe)
 207   (define-key wl-folder-mode-map "ru"   'wl-fldmgr-unsubscribe-region)
 208   (define-key wl-folder-mode-map "U"    'wl-fldmgr-unsubscribe-region)
 209   (define-key wl-folder-mode-map "l"    'wl-fldmgr-access-display-normal)
 210   (define-key wl-folder-mode-map "L"    'wl-fldmgr-access-display-all)
 211   (define-key wl-folder-mode-map "Z"    'wl-status-update)
 212   (define-key wl-folder-mode-map "\C-x\C-s" 'wl-save)
 213   (define-key wl-folder-mode-map "\M-s"     'wl-save)
 214   (define-key wl-folder-mode-map "\C-xk"    'wl-folder-mimic-kill-buffer)
 215   (define-key wl-folder-mode-map "\M-\C-a"
 216     'wl-folder-goto-top-of-current-folder)
 217   (define-key wl-folder-mode-map "\M-\C-e"
 218     'wl-folder-goto-bottom-of-current-folder)
 219
 220   (wl-folder-setup-mouse)
 221   (easy-menu-define
 222    wl-folder-mode-menu
 223    wl-folder-mode-map
 224    "Menu used in Folder mode."
 225    wl-folder-mode-menu-spec))
 226
 227 (defmacro wl-folder-unread-regex (group)
 228   (` (concat "^[ ]*.+:[0-9\\*-]+/[^0\\*][0-9]*/[0-9\\*-]+$"
 229              (if (, group)
 230                  "\\|^[ ]*\\[[+-]\\]"
 231                ""))))
 232
 233 (defmacro wl-folder-buffer-group-p ()
 234   (` (get-text-property (point) 'wl-folder-is-group)))
 235
 236 (defun wl-folder-buffer-search-group (group)
 237   (let ((prev-point (point))
 238         (group-regexp (concat
 239                        "^\\([ \t]*\\)\\[[\\+-]\\]"
 240                        (regexp-quote group) ":[-0-9-]+/[0-9-]+/[0-9-]+")))
 241     (or (catch 'found
 242           (while (re-search-forward group-regexp nil t)
 243             (if (wl-folder-buffer-group-p)
 244                 (throw 'found (point)))))
 245         (progn ; not found
 246           (goto-char prev-point)
 247           nil))))
 248
 249 (defun wl-folder-buffer-search-entity (folder &optional searchname)
 250   (let ((search (or searchname (wl-folder-get-petname folder)))
 251         case-fold-search)
 252     (re-search-forward
 253      (concat
 254       "^[ \t]*"
 255       (regexp-quote search) ":[-0-9\\*-]+/[0-9\\*-]+/[0-9\\*-]+") nil t)))
 256
 257 (defsubst wl-folder-get-folder-name-by-id (entity-id &optional hashtb)
 258   (and (numberp entity-id)
 259        (elmo-get-hash-val (format "#%d" entity-id)
 260                           (or hashtb wl-folder-entity-id-name-hashtb))))
 261
 262 (defsubst wl-folder-set-id-name (entity-id entity &optional hashtb)
 263   (and (numberp entity-id)
 264        (elmo-set-hash-val (format "#%d" entity-id)
 265                           entity (or hashtb wl-folder-entity-id-name-hashtb))))
 266
 267 (defmacro wl-folder-get-entity-id (entity)
 268   `(get-text-property 0 'wl-folder-entity-id ,entity))
 269
 270 (defmacro wl-folder-get-entity-from-buffer (&optional getid)
 271   `(let ((id (get-text-property (point)
 272                                 'wl-folder-entity-id)))
 273      (if ,getid
 274          id
 275        (wl-folder-get-folder-name-by-id id))))
 276
 277 (defmacro wl-folder-entity-exists-p (entity &optional hashtb)
 278   (` (let ((sym (intern-soft (, entity)
 279                              (or (, hashtb) wl-folder-entity-hashtb))))
 280        (and sym (boundp sym)))))
 281
 282 (defmacro wl-folder-clear-entity-info (entity &optional hashtb)
 283   (` (elmo-clear-hash-val (, entity) (or (, hashtb) wl-folder-entity-hashtb))))
 284
 285 (defmacro wl-folder-get-entity-info (entity &optional hashtb)
 286   (` (elmo-get-hash-val (, entity) (or (, hashtb) wl-folder-entity-hashtb))))
 287
 288 (defmacro wl-folder-set-entity-info (entity value &optional hashtb)
 289   (` (let* ((hashtb (or (, hashtb) wl-folder-entity-hashtb))
 290             (info (wl-folder-get-entity-info (, entity) hashtb)))
 291        (elmo-set-hash-val (elmo-string (, entity))
 292                           (if (< (length (, value)) 4)
 293                               (append (, value) (list (nth 3 info)))
 294                             (, value))
 295                           hashtb))))
 296
 297 (defun wl-folder-persistent-p (folder)
 298   (or (and (wl-folder-search-entity-by-name folder wl-folder-entity
 299                                             'folder)
 300            t) ; on Folder mode.
 301       (catch 'found
 302         (let ((li wl-save-folder-list))
 303           (while li
 304             (if (string-match (car li) folder)
 305                 (throw 'found t))
 306             (setq li (cdr li)))))
 307       (not (catch 'found
 308              (let ((li wl-no-save-folder-list))
 309                (while li
 310                  (if (string-match (car li) folder)
 311                      (throw 'found t))
 312                  (setq li (cdr li))))))))
 313
 314 ;;; ELMO folder structure with cache.
 315 (defmacro wl-folder-elmo-folder-cache-get (name &optional hashtb)
 316   "Returns a elmo folder structure associated with NAME from HASHTB.
 317 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 318   (` (elmo-get-hash-val (, name)
 319                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 320
 321 (defmacro wl-folder-elmo-folder-cache-put (name folder &optional hashtb)
 322   "Get folder elmo folder structure on HASHTB for folder with NAME.
 323 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 324   (` (elmo-set-hash-val (, name) (, folder)
 325                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 326
 327 (defun wl-draft-get-folder ()
 328   "A function to obtain `opened' draft elmo folder structure."
 329   (if (and wl-draft-folder-internal
 330            (string= (elmo-folder-name-internal wl-draft-folder-internal)
 331                     wl-draft-folder))
 332       wl-draft-folder-internal
 333     (setq wl-draft-folder-internal (elmo-make-folder wl-draft-folder))
 334     (wl-folder-confirm-existence wl-draft-folder-internal)
 335     (elmo-folder-open wl-draft-folder-internal 'load-msgdb)
 336     wl-draft-folder-internal))
 337
 338 (defmacro wl-folder-get-elmo-folder (entity &optional no-cache)
 339   "Get elmo folder structure from ENTITY."
 340   `(if ,no-cache
 341        (elmo-make-folder (elmo-string ,entity))
 342      (if (string= (elmo-string ,entity) wl-draft-folder)
 343          (wl-draft-get-folder)
 344        (or (wl-folder-elmo-folder-cache-get ,entity)
 345            (let* ((name (elmo-string ,entity))
 346                   (folder (elmo-make-folder name)))
 347              (wl-folder-elmo-folder-cache-put name folder)
 348              folder)))))
 349
 350 (defsubst wl-folder-put-folder-property (beg end id is-group &optional object)
 351   (put-text-property beg end 'wl-folder-entity-id id object)
 352   (put-text-property beg end 'wl-folder-is-group is-group object))
 353
 354 (defun wl-folder-prev-entity ()
 355   (interactive)
 356   (forward-line -1))
 357
 358 (defun wl-folder-next-entity ()
 359   (interactive)
 360   (forward-line 1))
 361
 362 (defun wl-folder-prev-entity-skip-invalid (&optional hereto)
 363   "Move to previous entity. skip unsubscribed or removed entity."
 364   (interactive)
 365   (if hereto
 366       (end-of-line))
 367   (if (re-search-backward wl-folder-entity-regexp nil t)
 368       (beginning-of-line)
 369     (goto-char (point-min))))
 370
 371 (defun wl-folder-next-entity-skip-invalid (&optional hereto)
 372   "Move to next entity. skip unsubscribed or removed entity."
 373   (interactive)
 374   (beginning-of-line)
 375   (if (not hereto)
 376       (forward-line 1))
 377   (if (re-search-forward wl-folder-entity-regexp nil t)
 378       (beginning-of-line)
 379     (goto-char (point-max))))
 380
 381 (defun wl-folder-search-group-entity-by-name (name entity)
 382   (wl-folder-search-entity-by-name name entity 'group))
 383
 384 (defun wl-folder-search-entity-by-name (name entity &optional type)
 385   (let ((entities (list entity))
 386         entity-stack)
 387     (catch 'done
 388       (while entities
 389         (setq entity (wl-pop entities))
 390         (cond
 391          ((consp entity)
 392           (if (and (not (eq type 'folder))
 393                    (string= name (car entity)))
 394               (throw 'done entity))
 395           (and entities
 396                (wl-push entities entity-stack))
 397           (setq entities (nth 2 entity)))
 398          ((and (not (eq type 'group))
 399                (stringp entity))
 400           (if (string= name entity)
 401               (throw 'done entity))))
 402         (unless entities
 403           (setq entities (wl-pop entity-stack)))))))
 404
 405 (defun wl-folder-search-entity-list-by-name (name entity &optional get-id)
 406   (let ((entities (list entity))
 407         entity-stack ret-val)
 408     (while entities
 409       (setq entity (wl-pop entities))
 410       (cond
 411        ((consp entity)
 412         (and entities
 413              (wl-push entities entity-stack))
 414         (setq entities (nth 2 entity)))
 415        ((stringp entity)
 416         (if (string= name entity)
 417             (wl-append ret-val (if get-id
 418                                    (list (wl-folder-get-entity-id entity))
 419                                  (list entity))))))
 420       (unless entities
 421         (setq entities (wl-pop entity-stack))))
 422     ret-val))
 423
 424 (defun wl-folder-get-prev-folder (id &optional unread)
 425   (let ((name (if (stringp id)
 426                   id
 427                 (wl-folder-get-folder-name-by-id id)))
 428         entity entity-stack last-entity finfo
 429         (entities (list wl-folder-entity)))
 430     (catch 'done
 431       (while entities
 432         (setq entity (wl-pop entities))
 433         (cond
 434          ((consp entity)
 435 ;;        (if (and (string= name (car entity))
 436 ;;                 (eq id (wl-folder-get-entity-id (car entity))))
 437 ;;            (throw 'done last-entity))
 438           (and entities
 439                (wl-push entities entity-stack))
 440           (setq entities (nth 2 entity)))
 441          ((stringp entity)
 442           (if (and (string= name entity)
 443                    (eq id (wl-folder-get-entity-id entity)))
 444               (throw 'done last-entity))
 445           (if (or (not unread)
 446                   (and (setq finfo (wl-folder-get-entity-info entity))
 447                        (and (nth 0 finfo)(nth 1 finfo))
 448                        (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 449               (setq last-entity entity))))
 450         (unless entities
 451           (setq entities (wl-pop entity-stack)))))))
 452
 453 (defun wl-folder-get-next-folder (id &optional unread)
 454   (let ((name (if (stringp id)
 455                   id
 456                 (wl-folder-get-folder-name-by-id id)))
 457         entity entity-stack found finfo
 458         (entities (list wl-folder-entity)))
 459     (catch 'done
 460       (while entities
 461         (setq entity (wl-pop entities))
 462         (cond
 463          ((consp entity)
 464 ;;;       (if (and (string= name (car entity))
 465 ;;;                (eq id (wl-folder-get-entity-id (car entity))))
 466 ;;;           (setq found t))
 467           (and entities
 468                (wl-push entities entity-stack))
 469           (setq entities (nth 2 entity)))
 470          ((stringp entity)
 471           (if found
 472               (when (or (not unread)
 473                         (and (setq finfo (wl-folder-get-entity-info entity))
 474                              (and (nth 0 finfo)(nth 1 finfo))
 475                              (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 476                 (throw 'done entity))
 477             (if (and (string= name entity)
 478                      (eq id (wl-folder-get-entity-id entity)))
 479                 (setq found t)))))
 480         (unless entities
 481           (setq entities (wl-pop entity-stack)))))))
 482
 483 (defun wl-folder-flush-queue ()
 484   "Flush queue."
 485   (interactive)
 486   (let ((cur-buf (current-buffer))
 487         (wl-auto-select-first nil)
 488         (wl-plugged t)
 489         emptied)
 490     (if elmo-enable-disconnected-operation
 491         (elmo-dop-queue-flush))
 492     (if (not (elmo-folder-list-messages
 493               (wl-folder-get-elmo-folder wl-queue-folder)))
 494         (message "No sending queue exists.")
 495       (if wl-stay-folder-window
 496           (wl-folder-select-buffer
 497            (wl-summary-get-buffer-create wl-queue-folder)))
 498       (wl-summary-goto-folder-subr wl-queue-folder 'force-update nil)
 499       (unwind-protect
 500           (wl-draft-queue-flush)
 501         (if (get-buffer-window cur-buf)
 502             (select-window (get-buffer-window cur-buf)))
 503         (set-buffer cur-buf)
 504         (if wl-stay-folder-window
 505             (wl-folder-toggle-disp-summary 'off wl-queue-folder)
 506           (switch-to-buffer cur-buf))))))
 507
 508 (defun wl-folder-set-flag (folder number flag)
 509   "Set FLAG on the message."
 510   (let ((buffer (wl-summary-get-buffer folder))
 511         elmo-folder)
 512     (if buffer
 513         (with-current-buffer buffer
 514           (wl-summary-set-persistent-mark flag number))
 515       ;; Parent buffer does not exist.
 516       (when (setq elmo-folder (and folder
 517                                    (wl-folder-get-elmo-folder folder)))
 518         (elmo-folder-open elmo-folder 'load-msgdb)
 519         (elmo-folder-set-flag elmo-folder (list wl-draft-parent-number) flag)
 520         (elmo-folder-close elmo-folder)))))
 521
 522 (defun wl-folder-empty-trash ()
 523   "Empty trash."
 524   (interactive)
 525   (let ((cur-buf (current-buffer))
 526         (wl-auto-select-first nil)
 527         trash-buf emptied)
 528     (wl-summary-goto-folder-subr wl-trash-folder 'force-update)
 529     (setq trash-buf (wl-summary-get-buffer-create wl-trash-folder))
 530     (if wl-stay-folder-window
 531         (wl-folder-select-buffer trash-buf)
 532       (switch-to-buffer trash-buf))
 533     (unwind-protect
 534         (setq emptied (wl-summary-delete-all-msgs))
 535       (when emptied
 536         (setq wl-thread-entities nil
 537               wl-thread-entity-list nil)
 538         (if wl-summary-cache-use (wl-summary-save-view-cache))
 539         (elmo-folder-commit wl-summary-buffer-elmo-folder))
 540       (if (get-buffer-window cur-buf)
 541           (select-window (get-buffer-window cur-buf)))
 542       (set-buffer cur-buf)
 543       (if emptied
 544           (wl-folder-set-folder-updated wl-trash-folder '(0 0 0)))
 545       (if wl-stay-folder-window
 546           (wl-folder-toggle-disp-summary 'off wl-trash-folder)
 547         (switch-to-buffer cur-buf))
 548       (and trash-buf
 549            (kill-buffer trash-buf)))))
 550
 551 (defun wl-folder-goto-top-of-current-folder (&optional arg)
 552   "Move backward to the top of the current folder group.
 553 Optional argument ARG is repeart count."
 554   (interactive "P")
 555   (if (re-search-backward
 556        "^ *\\[[\\+-]\\]" nil t (if arg (prefix-numeric-value arg)))
 557       (beginning-of-line)
 558     (goto-char (point-min))))
 559
 560 (defun wl-folder-goto-bottom-of-current-folder (indent)
 561   "Move forward to the bottom of the current folder group."
 562   (interactive
 563    (let ((indent
 564           (save-excursion
 565             (beginning-of-line)
 566             (if (looking-at "^ *")
 567                 (buffer-substring (match-beginning 0)(1- (match-end 0)))
 568               ""))))
 569      (list indent)))
 570   (if (catch 'done
 571         (while (re-search-forward "^ *" nil t)
 572           (if (<= (length (match-string 0))
 573                   (length indent))
 574               (throw 'done nil)))
 575         (throw 'done t))
 576       (goto-char (point-max))))
 577
 578 (defun wl-folder-update-group (entity diffs &optional is-group)
 579   (save-excursion
 580     (let ((path (wl-folder-get-path
 581                  wl-folder-entity
 582                  (wl-folder-get-entity-id entity)
 583                  entity)))
 584       (if (not is-group)
 585           ;; delete itself from path
 586           (setq path (delete (nth (- (length path) 1) path) path)))
 587       (goto-char (point-min))
 588       (catch 'done
 589         (while path
 590           ;; goto the path line.
 591           (if (or (eq (car path) 0) ; update desktop
 592                   (wl-folder-buffer-search-group
 593                    (wl-folder-get-petname
 594                     (if (stringp (car path))
 595                         (car path)
 596                       (wl-folder-get-folder-name-by-id
 597                        (car path))))))
 598               ;; update it.
 599               (wl-folder-update-diff-line diffs)
 600             (throw 'done t))
 601           (setq path (cdr path)))))))
 602
 603 (defun wl-folder-maybe-load-folder-list (entity)
 604   (when (null (caddr entity))
 605     (setcdr (cdr entity)
 606             (elmo-msgdb-flist-load (car entity)))
 607     (when (cddr entity)
 608       (let (diffs)
 609         (save-excursion
 610           (wl-folder-entity-assign-id entity
 611                                       wl-folder-entity-id-name-hashtb
 612                                       t)
 613           (setq diffs (wl-fldmgr-add-entity-hashtb (list entity)))
 614           (unless (equal diffs '(0 0 0))
 615             (wl-folder-update-group (car entity) diffs t)))))))
 616
 617 (defsubst wl-folder-force-fetch-p (entity)
 618   (cond
 619    ((consp wl-force-fetch-folders)
 620     (wl-string-match-member entity wl-force-fetch-folders))
 621    (t
 622     wl-force-fetch-folders)))
 623
 624 (defun wl-folder-jump-to-current-entity-with-arg ()
 625   (interactive)
 626   (wl-folder-jump-to-current-entity t))
 627
 628 (defun wl-folder-jump-to-current-entity (&optional arg)
 629   "Enter the current folder.  If optional ARG exists, update folder list."
 630   (interactive "P")
 631   (let ((fld-name (wl-folder-get-entity-from-buffer))
 632         entity beg end indent opened err)
 633     (unless fld-name
 634       (error "No folder"))
 635     (beginning-of-line)
 636     (if (and (wl-folder-buffer-group-p)
 637              (looking-at wl-folder-group-regexp))
 638         ;; folder group
 639         (save-excursion
 640           (setq indent (wl-match-buffer 1))
 641           (setq opened (wl-match-buffer 2))
 642           (if (string= opened "+")
 643               (progn
 644                 (setq entity (wl-folder-search-group-entity-by-name
 645                               fld-name
 646                               wl-folder-entity))
 647                 (setq beg (point))
 648                 (if arg
 649                     (wl-folder-update-recursive-current-entity entity)
 650                   ;; insert as opened
 651                   (setcdr (assoc (car entity) wl-folder-group-alist) t)
 652                   (if (eq 'access (cadr entity))
 653                       (wl-folder-maybe-load-folder-list entity))
 654                   ;(condition-case errobj
 655                   (progn
 656                     (if (or (wl-folder-force-fetch-p (car entity))
 657                             (and
 658                              (eq 'access (cadr entity))
 659                              (null (caddr entity))))
 660                         (wl-folder-update-newest indent entity)
 661                       (wl-folder-insert-entity indent entity))
 662                     (wl-highlight-folder-path wl-folder-buffer-cur-path))
 663                   ; (quit
 664                   ;  (setq err t)
 665                   ;  (setcdr (assoc fld-name wl-folder-group-alist) nil))
 666                   ; (error
 667                   ;  (elmo-display-error errobj t)
 668                   ;  (ding)
 669                   ;  (setq err t)
 670                   ;  (setcdr (assoc fld-name wl-folder-group-alist) nil)))
 671                   (if (not err)
 672                       (let ((buffer-read-only nil))
 673                         (delete-region (save-excursion (beginning-of-line)
 674                                                        (point))
 675                                        (save-excursion (end-of-line)
 676                                                        (+ 1 (point))))))))
 677             (setq beg (point))
 678             (end-of-line)
 679             (save-match-data
 680               (setq end
 681                     (progn (wl-folder-goto-bottom-of-current-folder indent)
 682                            (beginning-of-line)
 683                            (point))))
 684             (setq entity (wl-folder-search-group-entity-by-name
 685                           fld-name
 686                           wl-folder-entity))
 687             (let ((buffer-read-only nil))
 688               (delete-region beg end))
 689             (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 690             (wl-folder-insert-entity indent entity) ; insert entity
 691             (forward-line -1)
 692             (wl-highlight-folder-path wl-folder-buffer-cur-path)
 693             ; (wl-delete-all-overlays)
 694             ; (wl-highlight-folder-current-line)
 695             ))
 696       ;; ordinal folder
 697       (wl-folder-set-current-entity-id
 698        (get-text-property (point) 'wl-folder-entity-id))
 699       (setq fld-name (wl-folder-get-folder-name-by-id
 700                       wl-folder-buffer-cur-entity-id))
 701       (let ((summary-buf (wl-summary-get-buffer-create fld-name arg))
 702             error-selecting)
 703         (if (or wl-stay-folder-window wl-summary-use-frame)
 704             (wl-folder-select-buffer summary-buf)
 705           (if (and summary-buf
 706                    (get-buffer-window summary-buf))
 707               (delete-window)))
 708         (wl-summary-goto-folder-subr fld-name
 709                                      (wl-summary-get-sync-range
 710                                       (wl-folder-get-elmo-folder fld-name))
 711                                      nil arg t))))
 712   (set-buffer-modified-p nil))
 713
 714 (defun wl-folder-close-entity (entity)
 715   (let ((entities (list entity))
 716         entity-stack)
 717     (while entities
 718       (setq entity (wl-pop entities))
 719       (cond
 720        ((consp entity)
 721         (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 722         (and entities
 723              (wl-push entities entity-stack))
 724         (setq entities (nth 2 entity))))
 725       (unless entities
 726         (setq entities (wl-pop entity-stack))))))
 727
 728 (defun wl-folder-update-recursive-current-entity (&optional entity)
 729   (interactive)
 730   (beginning-of-line)
 731   (when (and (wl-folder-buffer-group-p)
 732              (looking-at wl-folder-group-regexp))
 733     (cond
 734      ((string= (wl-match-buffer 2) "+")
 735       (save-excursion
 736         (if entity ()
 737           (setq entity
 738                 (wl-folder-search-group-entity-by-name
 739                  (wl-folder-get-entity-from-buffer)
 740                  wl-folder-entity)))
 741         (let ((inhibit-read-only t)
 742               (entities (list entity))
 743               entity-stack err indent)
 744           (while (and entities (not err))
 745             (setq entity (wl-pop entities))
 746             (cond
 747              ((consp entity)
 748               (wl-folder-close-entity entity)
 749               (setcdr (assoc (car entity) wl-folder-group-alist) t)
 750               (unless (wl-folder-buffer-search-group
 751                        (wl-folder-get-petname (car entity)))
 752                 (error "%s: not found group" (car entity)))
 753               (setq indent (wl-match-buffer 1))
 754               (if (eq 'access (cadr entity))
 755                   (wl-folder-maybe-load-folder-list entity))
 756               (beginning-of-line)
 757               (setq err nil)
 758               (save-excursion
 759                 (condition-case errobj
 760                     (wl-folder-update-newest indent entity)
 761                   (quit
 762                    (setq err t)
 763                    (setcdr (assoc (car entity) wl-folder-group-alist) nil))
 764                   (error
 765                    (elmo-display-error errobj t)
 766                    (ding)
 767                    (setq err t)
 768                    (setcdr (assoc (car entity) wl-folder-group-alist) nil)))
 769                 (if (not err)
 770                     (delete-region (save-excursion (beginning-of-line)
 771                                                    (point))
 772                                    (save-excursion (end-of-line)
 773                                                    (+ 1 (point))))))
 774               ;;
 775               (and entities
 776                    (wl-push entities entity-stack))
 777               (setq entities (nth 2 entity))))
 778             (unless entities
 779               (setq entities (wl-pop entity-stack)))))
 780         (set-buffer-modified-p nil)))
 781      (t
 782       (wl-folder-jump-to-current-entity)))))
 783
 784 (defun wl-folder-no-auto-check-folder-p (folder)
 785   (if (stringp folder)
 786       (if (catch 'found
 787             (let ((li wl-auto-check-folder-list))
 788               (while li
 789                 (if (string-match (car li) folder)
 790                     (throw 'found t))
 791                 (setq li (cdr li)))))
 792           nil
 793         (catch 'found
 794           (let ((li wl-auto-uncheck-folder-list))
 795             (while li
 796               (if (string-match (car li) folder)
 797                   (throw 'found t))     ; no check!
 798               (setq li (cdr li))))))))
 799
 800 (defsubst wl-folder-add-folder-info (pre-value value)
 801   (list
 802    (+ (or (nth 0 pre-value) 0) (or (nth 0 value) 0))
 803    (+ (or (nth 1 pre-value) 0) (or (nth 1 value) 0))
 804    (+ (or (nth 2 pre-value) 0) (or (nth 2 value) 0))))
 805
 806 (defun wl-folder-check-entity (entity &optional auto)
 807   "Check unsync message number."
 808   (let ((start-pos (point))
 809         ret-val)
 810     (run-hooks 'wl-folder-check-entity-pre-hook)
 811     (if (and (consp entity)             ;; group entity
 812              wl-folder-check-async)     ;; very fast
 813         (setq ret-val (wl-folder-check-entity-async entity auto))
 814       (save-excursion
 815         (cond
 816          ((consp entity)
 817           (let ((flist (if auto
 818                            (elmo-delete-if
 819                             'wl-folder-no-auto-check-folder-p
 820                             (nth 2 entity))
 821                          (nth 2 entity)))
 822                 (wl-folder-check-entity-pre-hook nil)
 823                 (wl-folder-check-entity-hook nil)
 824                 new unread all)
 825             (while flist
 826               (setq ret-val
 827                     (wl-folder-add-folder-info
 828                      ret-val
 829                      (wl-folder-check-entity (car flist))))
 830               (setq flist (cdr flist)))
 831             ;(wl-folder-buffer-search-entity (car entity))
 832             ;(wl-folder-update-line ret-val)
 833             ))
 834          ((stringp entity)
 835           (message "Checking \"%s\"" entity)
 836           (setq ret-val (wl-folder-check-one-entity
 837                          entity))
 838           (goto-char start-pos)
 839           (sit-for 0))
 840          (t
 841           (message "Uncheck(unplugged) \"%s\"" entity)))))
 842     (if ret-val
 843         (message "Checking \"%s\" is done"
 844                  (if (consp entity) (car entity) entity)))
 845     (run-hooks 'wl-folder-check-entity-hook)
 846     ret-val))
 847
 848 (defun wl-folder-check-one-entity (entity &optional biff)
 849   (let* ((folder (wl-folder-get-elmo-folder entity biff))
 850          (nums (condition-case err
 851                    (progn
 852                      (if biff (elmo-folder-set-biff-internal folder t))
 853                      (if (wl-string-match-member entity wl-strict-diff-folders)
 854                          (elmo-strict-folder-diff folder)
 855                        (elmo-folder-diff folder)))
 856                  (error
 857                   ;; maybe not exist folder.
 858                   (if (and (not (or (memq 'elmo-open-error
 859                                           (get (car err) 'error-conditions))
 860                                     (memq 'elmo-imap4-bye-error
 861                                           (get (car err) 'error-conditions))))
 862                            (not (elmo-folder-exists-p folder)))
 863                       (wl-folder-create-subr folder)
 864                     (signal (car err) (cdr err))))))
 865          (new    (elmo-diff-new nums))
 866          (unread (elmo-diff-unread nums))
 867          (all    (elmo-diff-all nums))
 868          unsync nomif)
 869     (if (and (eq wl-folder-notify-deleted 'sync)
 870              (or (and new    (> 0 new))
 871                  (and unread (> 0 unread))
 872                  (and all    (> 0 all))))
 873         (progn
 874           (wl-folder-sync-entity entity)
 875           (setq nums (elmo-folder-diff folder)
 876                 new    (elmo-diff-new nums)
 877                 unread (elmo-diff-unread nums)
 878                 all    (elmo-diff-all nums)))
 879       (unless wl-folder-notify-deleted
 880         (setq new    (and new    (max 0 new))
 881               unread (and unread (max 0 unread))
 882               all    (and all    (max 0 all))))
 883       (setq unread (or (and unread (- unread (or new 0)))
 884                        (elmo-folder-get-info-unread folder)
 885                        (or (cdr (assq 'unread
 886                                       (elmo-folder-count-flags folder))) 0)))
 887       (wl-folder-entity-hashtb-set wl-folder-entity-hashtb entity
 888                                    (list new unread all)
 889                                    (get-buffer wl-folder-buffer-name)))
 890     (setq wl-folder-info-alist-modified t)
 891     (sit-for 0)
 892     (list new unread all)))
 893
 894 (defun wl-folder-check-entity-async (entity &optional auto)
 895   (let ((elmo-nntp-groups-async t)
 896         (elist (if auto
 897                    (elmo-delete-if
 898                     'wl-folder-no-auto-check-folder-p
 899                     (wl-folder-get-entity-list entity))
 900                  (wl-folder-get-entity-list entity)))
 901         (nntp-connection-keys nil)
 902         name folder folder-list
 903         sync-folder-list
 904         async-folder-list
 905         server
 906         ret-val)
 907     (while elist
 908       (setq folder (wl-folder-get-elmo-folder (car elist)))
 909       (if (not (elmo-folder-plugged-p folder))
 910           (message "Uncheck \"%s\"" (car elist))
 911         (setq folder-list
 912               (elmo-folder-get-primitive-list folder))
 913         (cond ((elmo-folder-contains-type folder 'nntp)
 914                (wl-append async-folder-list (list folder))
 915                (while folder-list
 916                  (when (eq (elmo-folder-type-internal (car folder-list))
 917                            'nntp)
 918                    (when (not (string=
 919                                server
 920                                (elmo-net-folder-server-internal
 921                                 (car folder-list))))
 922                      (setq server (elmo-net-folder-server-internal
 923                                    (car folder-list)))
 924                      (message "Checking on \"%s\"" server))
 925                    (setq nntp-connection-keys
 926                          (elmo-nntp-get-folders-info-prepare
 927                           (car folder-list)
 928                           nntp-connection-keys)))
 929                  (setq folder-list (cdr folder-list))))
 930               (t
 931                (wl-append sync-folder-list (list folder)))))
 932       (setq elist (cdr elist)))
 933     ;; check local entity at first
 934     (while (setq folder (pop sync-folder-list))
 935       (if (not (elmo-folder-plugged-p folder))
 936           (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 937         (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 938         (setq ret-val
 939               (wl-folder-add-folder-info
 940                ret-val
 941                (wl-folder-check-one-entity (elmo-folder-name-internal
 942                                             folder))))
 943         ;;(sit-for 0)
 944         ))
 945     ;; check network entity at last
 946     (when async-folder-list
 947       (elmo-nntp-get-folders-info nntp-connection-keys)
 948       (while (setq folder (pop async-folder-list))
 949         (if (not (elmo-folder-plugged-p folder))
 950             (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 951           (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 952           (setq ret-val
 953                 (wl-folder-add-folder-info
 954                  ret-val
 955                  (wl-folder-check-one-entity (elmo-folder-name-internal
 956                                               folder))))
 957           ;;(sit-for 0)
 958           )))
 959     ret-val))
 960
 961 ;;
 962 (defun wl-folder-resume-entity-hashtb-by-finfo (entity-hashtb info-alist)
 963   "Resume unread info for entity alist."
 964   (let (info)
 965     (while info-alist
 966       (setq info (nth 1 (car info-alist)))
 967       (wl-folder-set-entity-info (caar info-alist)
 968                                  (list (nth 2 info)(nth 3 info)(nth 1 info))
 969                                  entity-hashtb)
 970       (setq info-alist (cdr info-alist)))))
 971
 972 (defun wl-folder-move-path (path)
 973   (let ((fp (if (consp path)
 974                 path
 975               ;; path is entity-id
 976               (wl-folder-get-path wl-folder-entity path))))
 977     (goto-char (point-min))
 978     (while (and fp
 979                 (not (eobp)))
 980       (when (equal (car fp)
 981                    (wl-folder-get-entity-from-buffer t))
 982         (setq fp (cdr fp))
 983         (setq wl-folder-buffer-cur-point (point)))
 984       (forward-line 1))
 985     (and wl-folder-buffer-cur-point
 986          (goto-char wl-folder-buffer-cur-point))))
 987
 988 (defun wl-folder-set-current-entity-id (entity-id)
 989   (let* ((buf (get-buffer wl-folder-buffer-name))
 990          (buf-win (get-buffer-window buf)))
 991     (if buf
 992         (save-current-buffer
 993           (save-selected-window
 994             (if buf-win
 995                 (select-window buf-win)
 996               (set-buffer buf))
 997             (when (and wl-folder-buffer-cur-entity-id
 998                        (not (eq wl-folder-buffer-cur-entity-id entity-id)))
 999               (setq wl-folder-buffer-last-visited-entity-id wl-folder-buffer-cur-entity-id))
1000             (setq wl-folder-buffer-cur-entity-id entity-id)
1001             (setq wl-folder-buffer-cur-path
1002                   (wl-folder-get-path wl-folder-entity entity-id))
1003             (wl-highlight-folder-path wl-folder-buffer-cur-path)
1004             (and wl-folder-move-cur-folder
1005                  wl-folder-buffer-cur-point
1006                  (goto-char wl-folder-buffer-cur-point)))))))
1007
1008 (defun wl-folder-check-current-entity ()
1009   "Check folder at position.
1010 If current line is group folder, check all sub entries."
1011   (interactive)
1012   (let* ((entity-name (wl-folder-get-entity-from-buffer))
1013          (group (wl-folder-buffer-group-p))
1014          (desktop (string= entity-name wl-folder-desktop-name)))
1015     (when entity-name
1016       (wl-folder-check-entity
1017        (if group
1018            (wl-folder-search-group-entity-by-name entity-name
1019                                                   wl-folder-entity)
1020          entity-name)
1021        desktop))))
1022
1023 (defun wl-folder-sync-entity (entity &optional unread-only)
1024   "Synchronize the msgdb of ENTITY."
1025   (cond
1026    ((consp entity)
1027     (let ((flist (nth 2 entity)))
1028       (while flist
1029         (wl-folder-sync-entity (car flist) unread-only)
1030         (setq flist (cdr flist)))))
1031    ((stringp entity)
1032     (let* ((folder (wl-folder-get-elmo-folder entity))
1033            (nums (wl-folder-get-entity-info entity))
1034            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
1035                                          (wl-summary-always-sticky-folder-p
1036                                           folder))
1037                                      wl-summary-highlight))
1038            wl-auto-select-first new unread sticky)
1039       (setq new (or (car nums) 0))
1040       (setq unread (or (cadr nums) 0))
1041       (if (or (not unread-only)
1042               (or (< 0 new) (< 0 unread)))
1043           (let ((wl-summary-buffer-name
1044                  (if (setq sticky (get-buffer (wl-summary-sticky-buffer-name
1045                                                (elmo-folder-name-internal
1046                                                 folder))))
1047                      ;; Sticky folder exists.
1048                      (wl-summary-sticky-buffer-name
1049                       (elmo-folder-name-internal folder))
1050                    (concat
1051                     wl-summary-buffer-name
1052                     (symbol-name this-command))))
1053                 (wl-summary-use-frame nil)
1054                 (wl-summary-always-sticky-folder-list nil))
1055             (save-window-excursion
1056               (save-excursion
1057                 (wl-summary-goto-folder-subr entity
1058                                              (wl-summary-get-sync-range
1059                                               folder)
1060                                              nil nil nil t)
1061                 (if sticky
1062                     (wl-summary-save-status)
1063                   (wl-summary-exit))))))))))
1064
1065 (defun wl-folder-sync-current-entity (&optional unread-only)
1066   "Synchronize the folder at position.
1067 If current line is group folder, check all subfolders."
1068   (interactive "P")
1069   (save-excursion
1070     (let ((entity-name (wl-folder-get-entity-from-buffer))
1071           (group (wl-folder-buffer-group-p)))
1072       (when (and entity-name
1073                  (y-or-n-p (format "Sync %s? " entity-name)))
1074         (wl-folder-sync-entity
1075          (if group
1076              (wl-folder-search-group-entity-by-name entity-name
1077                                                     wl-folder-entity)
1078            entity-name)
1079          unread-only)
1080         (message "Syncing %s is done!" entity-name)))))
1081
1082 (defun wl-folder-mark-as-read-all-entity (entity)
1083   "Mark as read all messages in the ENTITY."
1084   (cond
1085    ((consp entity)
1086     (let ((flist (nth 2 entity)))
1087       (while flist
1088         (wl-folder-mark-as-read-all-entity (car flist))
1089         (setq flist (cdr flist)))))
1090    ((stringp entity)
1091     (let* ((nums (wl-folder-get-entity-info entity))
1092            (folder (wl-folder-get-elmo-folder entity))
1093            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
1094                                          (wl-summary-always-sticky-folder-p
1095                                           folder))
1096                                      wl-summary-highlight))
1097            wl-auto-select-first new unread sticky)
1098       (setq new (or (car nums) 0))
1099       (setq unread (or (cadr nums) 0))
1100       (if (or (< 0 new) (< 0 unread))
1101           (save-window-excursion
1102             (save-excursion
1103               (let ((wl-summary-buffer-name
1104                      (if (setq sticky (get-buffer
1105                                        (wl-summary-sticky-buffer-name
1106                                         (elmo-folder-name-internal
1107                                          folder))))
1108                          ;; Sticky folder exists.
1109                          (wl-summary-sticky-buffer-name
1110                           (elmo-folder-name-internal folder))
1111                        (concat
1112                         wl-summary-buffer-name
1113                         (symbol-name this-command))))
1114                     (wl-summary-use-frame nil)
1115                     (wl-summary-always-sticky-folder-list nil))
1116                 (wl-summary-goto-folder-subr entity
1117                                              (wl-summary-get-sync-range folder)
1118                                              nil)
1119                 (wl-summary-mark-as-read-all)
1120                 (if sticky
1121                     (wl-summary-save-status)
1122                   (wl-summary-exit)))))
1123         (sit-for 0))))))
1124
1125 (defun wl-folder-mark-as-read-all-current-entity ()
1126   "Mark as read all messages in the folder at position.
1127 If current line is group folder, all subfolders are marked."
1128   (interactive)
1129   (save-excursion
1130     (let ((entity-name (wl-folder-get-entity-from-buffer))
1131           (group (wl-folder-buffer-group-p))
1132           summary-buf)
1133       (when (and entity-name
1134                  (y-or-n-p (format "Mark all messages in %s as read? "
1135                                    entity-name)))
1136         (wl-folder-mark-as-read-all-entity
1137          (if group
1138              (wl-folder-search-group-entity-by-name entity-name
1139                                                     wl-folder-entity)
1140            entity-name))
1141         (message "All messages in %s are marked!" entity-name)))))
1142
1143 (defun wl-folder-check-region (beg end)
1144   (interactive "r")
1145   (goto-char beg)
1146   (beginning-of-line)
1147   (setq beg (point))
1148   (goto-char end)
1149   (beginning-of-line)
1150   (setq end (point))
1151   (goto-char beg)
1152   (let ((inhibit-read-only t)
1153         entity)
1154     (while (< (point) end)
1155       ;; normal folder entity
1156       (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1157           (save-excursion
1158             (setq entity (wl-folder-get-entity-from-buffer))
1159             (if (not (elmo-folder-plugged-p (wl-folder-get-elmo-folder
1160                                              entity)))
1161                 (message "Uncheck %s" entity)
1162               (message "Checking %s" entity)
1163               (wl-folder-check-one-entity entity)
1164               (sit-for 0))))
1165       (forward-line 1)))
1166   (message ""))
1167
1168 (defun wl-folder-sync-region (beg end)
1169   (interactive "r")
1170   (goto-char beg)
1171   (beginning-of-line)
1172   (setq beg (point))
1173   (goto-char end)
1174   (end-of-line)
1175   (setq end (point))
1176   (goto-char beg)
1177   (while (< (point) end)
1178     ;; normal folder entity
1179     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1180         (save-excursion
1181           (let ((inhibit-read-only t)
1182                 entity)
1183             (setq entity (wl-folder-get-entity-from-buffer))
1184             (wl-folder-sync-entity entity)
1185             (message "Syncing %s is done!" entity)
1186             (sit-for 0))))
1187     (forward-line 1))
1188   (message ""))
1189
1190 (defun wl-folder-mark-as-read-all-region (beg end)
1191   (interactive "r")
1192   (goto-char beg)
1193   (beginning-of-line)
1194   (setq beg (point))
1195   (goto-char end)
1196   (end-of-line)
1197   (setq end (point))
1198   (goto-char beg)
1199   (while (< (point) end)
1200     ;; normal folder entity
1201     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1202         (save-excursion
1203           (let ((inhibit-read-only t)
1204                 entity)
1205             (setq entity (wl-folder-get-entity-from-buffer))
1206             (wl-folder-mark-as-read-all-entity entity)
1207             (message "All messages in %s are marked!" entity)
1208             (sit-for 0))))
1209     (forward-line 1))
1210   (message ""))
1211
1212 (defsubst wl-create-access-init-load-p (folder)
1213   (let ((no-load-regexp (when (and
1214                                (not wl-folder-init-load-access-folders)
1215                                wl-folder-init-no-load-access-folders)
1216                           (mapconcat 'identity
1217                                      wl-folder-init-no-load-access-folders
1218                                      "\\|")))
1219         (load-regexp (and wl-folder-init-load-access-folders
1220                           (mapconcat 'identity
1221                                      wl-folder-init-load-access-folders
1222                                      "\\|"))))
1223     (cond (load-regexp (string-match load-regexp folder))
1224           (t (not (and no-load-regexp
1225                        (string-match no-load-regexp folder)))))))
1226
1227 (defun wl-create-access-folder-entity (name)
1228   (let (flists flist)
1229     (when (wl-create-access-init-load-p name)
1230       (setq flists (elmo-msgdb-flist-load name)) ; load flist.
1231       (setq flist (car flists))
1232       (while flist
1233         (when (consp (car flist))
1234           (setcdr (cdar flist)
1235                   (wl-create-access-folder-entity (caar flist))))
1236         (setq flist (cdr flist)))
1237       flists)))
1238
1239 (defun wl-create-folder-entity-from-buffer ()
1240   "Create folder entity recursively."
1241   (cond
1242    ((looking-at "^[ \t]*$")             ; blank line
1243     (goto-char (+ 1(match-end 0)))
1244     'ignore)
1245    ((looking-at "^#.*$")                ; comment
1246     (goto-char (+ 1 (match-end 0)))
1247     'ignore)
1248    ((looking-at "^[\t ]*\\(.+\\)[\t ]*{[\t ]*$") ; group definition
1249     (let (name entity flist)
1250       (setq name (wl-match-buffer 1))
1251       (goto-char (+ 1 (match-end 0)))
1252       (while (setq entity (wl-create-folder-entity-from-buffer))
1253         (unless (eq entity 'ignore)
1254           (wl-append flist (list entity))))
1255       (if (looking-at "^[\t ]*}[\t ]*$") ; end of group
1256           (progn
1257             (goto-char (+ 1 (match-end 0)))
1258             (if (wl-string-assoc name wl-folder-petname-alist)
1259                 (error "%s already defined as petname" name))
1260             (list name 'group flist))
1261         (error "Syntax error in folder definition"))))
1262    ((looking-at "^[\t ]*\\([^\t \n]+\\)[\t ]*/$") ; access it!
1263     (let (name)
1264       (setq name (wl-match-buffer 1))
1265       (goto-char (+ 1 (match-end 0)))
1266 ;      (condition-case ()
1267 ;         (unwind-protect
1268 ;             (setq flist (elmo-list-folders name)))
1269 ;       (error (message "Access to folder %s failed." name)))
1270 ;;       (setq flist (elmo-msgdb-flist-load name)) ; load flist.
1271 ;;       (setq unsublist (nth 1 flist))
1272 ;;       (setq flist (car flist))
1273 ;;       (list name 'access flist unsublist)))
1274       (append (list name 'access) (wl-create-access-folder-entity name))))
1275    ;((looking-at "^[\t ]*\\([^\t \n}]+\\)[\t ]*\\(\"[^\"]*\"\\)?[\t ]*$") ; normal folder entity
1276    ((looking-at "^[\t ]*=[ \t]+\\([^\n]+\\)$"); petname definition
1277     (goto-char (+ 1 (match-end 0)))
1278     (let ((rest (elmo-match-buffer 1))
1279           petname)
1280       (when (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1281         (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1282         (setq rest (substring rest 0 (match-beginning 0))))
1283       (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1284         (wl-folder-append-petname (elmo-match-string 1 rest)
1285                                   petname))
1286       'ignore))
1287    ((looking-at "^[ \t]*}[ \t]*$") ; end of group
1288     nil)
1289    ((looking-at "^.*$") ; normal folder entity
1290     (goto-char (+ 1 (match-end 0)))
1291     (let ((rest (elmo-match-buffer 0))
1292           realname petname)
1293       (if (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1294           (progn
1295             (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1296             (setq rest (substring rest 0 (match-beginning 0)))
1297             (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1298               (wl-folder-append-petname
1299                (setq realname (elmo-match-string 1 rest))
1300                petname)
1301               realname))
1302         (if (string-match "^[\t ]*\\(.+\\)$" rest)
1303             (elmo-match-string 1 rest)
1304           rest))))))
1305
1306 (defun wl-folder-create-folder-entity ()
1307   "Create folder entries."
1308   (let ((tmp-buf (get-buffer-create " *wl-folder-tmp*"))
1309         entity ret-val)
1310     (condition-case ()
1311         (progn
1312           (with-current-buffer tmp-buf
1313             (erase-buffer)
1314             (insert-file-contents wl-folders-file)
1315             (goto-char (point-min))
1316             (while (and (not (eobp))
1317                         (setq entity (wl-create-folder-entity-from-buffer)))
1318               (unless (eq entity 'ignore)
1319                 (wl-append ret-val (list entity)))))
1320           (kill-buffer tmp-buf))
1321       (file-error nil))
1322     (setq ret-val (list wl-folder-desktop-name 'group ret-val))))
1323
1324 (defun wl-folder-entity-assign-id (entity &optional hashtb on-noid)
1325   (let ((hashtb (or hashtb
1326                     (setq wl-folder-entity-id-name-hashtb
1327                           (elmo-make-hash wl-folder-entity-id))))
1328         (entities (list entity))
1329         entity-stack)
1330     (while entities
1331       (setq entity (wl-pop entities))
1332       (cond
1333        ((consp entity)
1334         (when (not (and on-noid
1335                         (get-text-property 0
1336                                            'wl-folder-entity-id
1337                                            (car entity))))
1338           (wl-folder-put-folder-property
1339            0 (length (car entity))
1340            wl-folder-entity-id
1341            'is-group
1342            (car entity))
1343           (wl-folder-set-id-name wl-folder-entity-id
1344                                  (car entity) hashtb))
1345         (and entities
1346              (wl-push entities entity-stack))
1347         (setq entities (nth 2 entity)))
1348        ((stringp entity)
1349         (when (not (and on-noid
1350                         (get-text-property 0
1351                                            'wl-folder-entity-id
1352                                            entity)))
1353           (wl-folder-put-folder-property
1354            0 (length entity)
1355            wl-folder-entity-id
1356            nil
1357            entity)
1358           (wl-folder-set-id-name wl-folder-entity-id
1359                                  entity hashtb))))
1360       (setq wl-folder-entity-id (+ 1 wl-folder-entity-id))
1361       (unless entities
1362         (setq entities (wl-pop entity-stack))))))
1363
1364 (defun wl-folder-click (e)
1365   (interactive "e")
1366   (mouse-set-point e)
1367   (beginning-of-line)
1368   (save-excursion
1369     (wl-folder-jump-to-current-entity)))
1370
1371 (defun wl-folder-select-buffer (buffer)
1372   (let ((gbw (get-buffer-window buffer))
1373         exists)
1374     (if gbw
1375         (progn (select-window gbw)
1376                (setq exists t))
1377       (unless wl-summary-use-frame
1378         (condition-case ()
1379             (unwind-protect
1380                 (split-window-horizontally wl-folder-window-width)
1381               (other-window 1))
1382           (error nil))))
1383     (set-buffer buffer)
1384     (if wl-summary-use-frame
1385         (switch-to-buffer-other-frame buffer)
1386       (switch-to-buffer buffer))
1387     exists))
1388
1389 (defun wl-folder-toggle-disp-summary (&optional arg folder)
1390   (interactive)
1391   (if (or (and folder (assoc folder wl-folder-group-alist))
1392           (and (interactive-p) (wl-folder-buffer-group-p)))
1393       (error "This command is not available on Group"))
1394   (beginning-of-line)
1395   (let (wl-auto-select-first
1396         (wl-stay-folder-window t))
1397     (cond
1398      ((eq arg 'on)
1399       (setq wl-folder-buffer-disp-summary t))
1400      ((eq arg 'off)
1401       (setq wl-folder-buffer-disp-summary nil)
1402       ;; hide wl-summary window.
1403       (let ((cur-buf (current-buffer))
1404             (summary-buffer (wl-summary-get-buffer folder)))
1405         (wl-folder-select-buffer summary-buffer)
1406         (delete-window)
1407         (select-window (get-buffer-window cur-buf))))
1408      (t
1409       (setq wl-folder-buffer-disp-summary
1410             (not wl-folder-buffer-disp-summary))
1411       (let ((cur-buf (current-buffer))
1412             folder-name)
1413         (when (looking-at "^[ ]*\\([^\\[].+\\):.*\n")
1414           (setq folder-name (wl-folder-get-entity-from-buffer))
1415           (if wl-folder-buffer-disp-summary
1416               (progn
1417                 (wl-folder-select-buffer
1418                  (wl-summary-get-buffer-create folder-name))
1419                 (unwind-protect
1420                     (wl-summary-goto-folder-subr folder-name 'no-sync nil)
1421                   (select-window (get-buffer-window cur-buf))))
1422             (wl-folder-select-buffer (wl-summary-get-buffer folder-name))
1423             (delete-window)
1424             (select-window (get-buffer-window cur-buf)))))))))
1425
1426 (defun wl-folder-prev-unsync ()
1427   "Move cursor to the previous unsync folder."
1428   (interactive)
1429   (let (start-point)
1430     (setq start-point (point))
1431     (beginning-of-line)
1432     (if (re-search-backward wl-folder-unsync-regexp nil t)
1433         (beginning-of-line)
1434       (goto-char start-point)
1435       (message "No more unsync folder"))))
1436
1437 (defun wl-folder-next-unsync (&optional plugged)
1438   "Move cursor to the next unsync."
1439   (interactive)
1440   (let (start-point entity)
1441     (setq start-point (point))
1442     (end-of-line)
1443     (if (catch 'found
1444           (while (re-search-forward wl-folder-unsync-regexp nil t)
1445             (if (or (wl-folder-buffer-group-p)
1446                     (not plugged)
1447                     (setq entity
1448                           (wl-folder-get-entity-from-buffer))
1449                     (elmo-folder-plugged-p entity))
1450                 (throw 'found t))))
1451         (beginning-of-line)
1452       (goto-char start-point)
1453       (message "No more unsync folder"))))
1454
1455 (defun wl-folder-prev-unread (&optional group)
1456   "Move cursor to the previous unread folder."
1457   (interactive "P")
1458   (let (start-point)
1459     (setq start-point (point))
1460     (beginning-of-line)
1461     (if (re-search-backward (wl-folder-unread-regex group) nil t)
1462         (progn
1463           (beginning-of-line)
1464           (wl-folder-get-entity-from-buffer))
1465       (goto-char start-point)
1466       (message "No more unread folder")
1467       nil)))
1468
1469 (defun wl-folder-next-unread (&optional group)
1470   "Move cursor to the next unread folder."
1471   (interactive "P")
1472   (let (start-point)
1473     (setq start-point (point))
1474     (end-of-line)
1475     (if (re-search-forward (wl-folder-unread-regex group) nil t)
1476         (progn
1477           (beginning-of-line)
1478           (wl-folder-get-entity-from-buffer))
1479       (goto-char start-point)
1480       (message "No more unread folder")
1481       nil)))
1482
1483 (defun wl-folder-mode ()
1484   "Major mode for Wanderlust Folder.
1485 See Info under Wanderlust for full documentation.
1486
1487 Special commands:
1488 \\{wl-folder-mode-map}
1489
1490 Entering Folder mode calls the value of `wl-folder-mode-hook'."
1491   (interactive)
1492   (setq major-mode 'wl-folder-mode)
1493   (setq mode-name "Folder")
1494   (use-local-map wl-folder-mode-map)
1495   (setq buffer-read-only t)
1496   (setq inhibit-read-only nil)
1497   (setq truncate-lines t)
1498   (setq wl-folder-buffer-cur-entity-id nil
1499         wl-folder-buffer-cur-path nil
1500         wl-folder-buffer-cur-point nil)
1501   (wl-mode-line-buffer-identification)
1502   (easy-menu-add wl-folder-mode-menu)
1503   ;; This hook may contain the functions `wl-folder-init-icons' and
1504   ;; `wl-setup-folder' for reasons of system internal to accord
1505   ;; facilities for the Emacs variants.
1506   (run-hooks 'wl-folder-mode-hook))
1507
1508 (defun wl-folder-append-petname (realname petname)
1509   (let (pentry)
1510     ;; check group name.
1511     (if (wl-folder-search-group-entity-by-name petname wl-folder-entity)
1512         (error "%s already defined as group name" petname))
1513     (when (setq pentry (wl-string-assoc realname wl-folder-petname-alist))
1514       (setq wl-folder-petname-alist
1515             (delete pentry wl-folder-petname-alist)))
1516     (wl-append wl-folder-petname-alist
1517                (list (cons realname petname)))))
1518
1519 (defun wl-folder ()
1520   (let (initialize folder-buf)
1521     (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1522         (if wl-folder-use-frame
1523             (let (select-frame)
1524               (save-selected-window
1525                 (dolist (frame (visible-frame-list))
1526                   (select-frame frame)
1527                   (if (get-buffer-window folder-buf)
1528                       (setq select-frame frame))))
1529               (if select-frame
1530                   (select-frame select-frame)
1531                 (switch-to-buffer folder-buf)))
1532           (switch-to-buffer folder-buf))
1533       (if wl-folder-use-frame
1534           (progn
1535             (switch-to-buffer-other-frame
1536              (get-buffer-create wl-folder-buffer-name))
1537             (let ((frame (selected-frame)))
1538               (setq wl-delete-startup-frame-function
1539                     `(lambda ()
1540                        (setq wl-delete-startup-frame-function nil)
1541                        (let ((frame ,frame))
1542                          (if (eq (selected-frame) frame)
1543                              (delete-frame frame)))))))
1544         (switch-to-buffer (get-buffer-create wl-folder-buffer-name)))
1545       (set-buffer wl-folder-buffer-name)
1546       (wl-folder-mode)
1547       ;; Initialization.
1548       (unless wl-folder-entity
1549         (wl-folder-init))
1550       (setq wl-folder-entity-id 0)
1551       (wl-folder-entity-assign-id wl-folder-entity)
1552       (setq wl-folder-entity-hashtb
1553             (wl-folder-create-entity-hashtb wl-folder-entity))
1554       (setq wl-folder-elmo-folder-hashtb (elmo-make-hash wl-folder-entity-id))
1555       (setq wl-folder-group-alist
1556             (wl-folder-create-group-alist wl-folder-entity))
1557       (setq wl-folder-newsgroups-hashtb
1558             (wl-folder-create-newsgroups-hashtb wl-folder-entity))
1559       (wl-folder-init-info-hashtb)
1560       (let ((inhibit-read-only t)
1561             (buffer-read-only nil))
1562         (erase-buffer)
1563         (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
1564         (save-excursion
1565           (wl-folder-insert-entity " " wl-folder-entity)))
1566       (sit-for 0)
1567       (set-buffer-modified-p nil)
1568       (setq initialize t))
1569     initialize))
1570
1571 (defun wl-folder-auto-check ()
1572   "Check and update folders in `wl-auto-check-folder-name'."
1573   (interactive)
1574   (when (get-buffer wl-folder-buffer-name)
1575     (switch-to-buffer  wl-folder-buffer-name)
1576     (cond
1577      ((eq wl-auto-check-folder-name 'none))
1578      ((or (consp wl-auto-check-folder-name)
1579           (stringp wl-auto-check-folder-name))
1580       (let ((folder-list (if (consp wl-auto-check-folder-name)
1581                              wl-auto-check-folder-name
1582                            (list wl-auto-check-folder-name)))
1583             entity)
1584         (while folder-list
1585           (if (setq entity (wl-folder-search-entity-by-name
1586                             (car folder-list)
1587                             wl-folder-entity))
1588               (wl-folder-check-entity entity 'auto))
1589           (setq folder-list (cdr folder-list)))))
1590      (t
1591       (wl-folder-check-entity wl-folder-entity 'auto)))))
1592
1593 (defun wl-folder-set-folder-updated (name value)
1594   (save-excursion
1595     (let ((buf (get-buffer wl-folder-buffer-name)))
1596       (if buf
1597           (wl-folder-entity-hashtb-set
1598            wl-folder-entity-hashtb name value buf))
1599       (setq wl-folder-info-alist-modified t))))
1600
1601 (defun wl-folder-calc-finfo (entity)
1602   ;; calcurate finfo without inserting.
1603   (let ((entities (list entity))
1604         entity-stack
1605         new unread all nums)
1606     (while entities
1607       (setq entity (wl-pop entities))
1608       (cond
1609        ((consp entity)
1610         (and entities
1611              (wl-push entities entity-stack))
1612         (setq entities (nth 2 entity)))
1613        ((stringp entity)
1614         (setq nums (wl-folder-get-entity-info entity))
1615         (setq new    (+ (or new 0) (or (nth 0 nums) 0)))
1616         (setq unread (+ (or unread 0)
1617                         (or (and (nth 0 nums)(nth 1 nums)
1618                                  (+ (nth 0 nums)(nth 1 nums))) 0)))
1619         (setq all    (+ (or all 0) (or (nth 2 nums) 0)))))
1620       (unless entities
1621         (setq entities (wl-pop entity-stack))))
1622     (list new unread all)))
1623
1624 (defsubst wl-folder-make-save-access-list (list)
1625   (mapcar '(lambda (x)
1626              (cond
1627               ((consp x)
1628                (list (elmo-string (car x)) 'access))
1629               (t
1630                (elmo-string x))))
1631           list))
1632
1633 (defun wl-folder-update-newest (indent entity)
1634   (let (ret-val new unread all)
1635     (cond
1636      ((consp entity)
1637       (let ((inhibit-read-only t)
1638             (buffer-read-only nil)
1639             (flist (nth 2 entity))
1640             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1641             beg
1642             )
1643         (setq beg (point))
1644         (if as-opened
1645             (let (update-flist flist-unsub new-flist removed group-name-end)
1646               (when (and (eq (cadr entity) 'access)
1647                          (elmo-folder-plugged-p
1648                           (wl-folder-get-elmo-folder (car entity))))
1649                 (message "Fetching folder entries...")
1650                 (when (setq new-flist
1651                             (elmo-folder-list-subfolders
1652                              (wl-folder-get-elmo-folder (car entity))
1653                              (wl-string-match-member
1654                               (car entity)
1655                               wl-folder-hierarchy-access-folders)))
1656                   (setq update-flist
1657                         (wl-folder-update-access-group entity new-flist))
1658                   (setq flist (nth 1 update-flist))
1659                   (when (car update-flist) ;; diff
1660                     (setq flist-unsub (nth 2 update-flist))
1661                     (setq removed (nth 3 update-flist))
1662                     (elmo-msgdb-flist-save
1663                      (car entity)
1664                      (list
1665                       (wl-folder-make-save-access-list flist)
1666                       (wl-folder-make-save-access-list flist-unsub)))
1667                     (wl-folder-entity-assign-id
1668                      entity
1669                      wl-folder-entity-id-name-hashtb
1670                      t)
1671                     (setq wl-folder-entity-hashtb
1672                           (wl-folder-create-entity-hashtb
1673                            entity
1674                            wl-folder-entity-hashtb
1675                            t))
1676                     (setq wl-folder-newsgroups-hashtb
1677                           (or
1678                            (wl-folder-create-newsgroups-hashtb
1679                             entity nil)
1680                            wl-folder-newsgroups-hashtb))))
1681                 (message "Fetching folder entries...done"))
1682               (wl-folder-insert-entity indent entity))))))))
1683
1684 (defun wl-folder-insert-entity (indent entity &optional onlygroup)
1685   (let (ret-val new unread all)
1686     (cond
1687      ((consp entity)
1688       (let ((inhibit-read-only t)
1689             (buffer-read-only nil)
1690             (flist (nth 2 entity))
1691             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1692             beg
1693             )
1694 ;;;     (insert indent "[" (if as-opened "-" "+") "]" (car entity) "\n")
1695 ;;;     (save-excursion (forward-line -1)
1696 ;;;                     (wl-highlight-folder-current-line))
1697         (setq beg (point))
1698         (if (and as-opened
1699                  (not onlygroup))
1700             (let (update-flist flist-unsub new-flist removed group-name-end)
1701 ;;;           (when (and (eq (cadr entity) 'access)
1702 ;;;                      newest)
1703 ;;;             (message "fetching folder entries...")
1704 ;;;             (when (setq new-flist
1705 ;;;                         (elmo-list-folders
1706 ;;;                          (elmo-string (car entity))
1707 ;;;                          (wl-string-member
1708 ;;;                           (car entity)
1709 ;;;                           wl-folder-hierarchy-access-folders)
1710 ;;;                          ))
1711 ;;;               (setq update-flist
1712 ;;;                     (wl-folder-update-access-group entity new-flist))
1713 ;;;               (setq flist (nth 1 update-flist))
1714 ;;;               (when (car update-flist) ;; diff
1715 ;;;                 (setq flist-unsub (nth 2 update-flist))
1716 ;;;                 (setq removed (nth 3 update-flist))
1717 ;;;                 (elmo-msgdb-flist-save
1718 ;;;                  (car entity)
1719 ;;;                  (list
1720 ;;;                   (wl-folder-make-save-access-list flist)
1721 ;;;                   (wl-folder-make-save-access-list flist-unsub)))
1722 ;;;                 ;;
1723 ;;;                 ;; reconstruct wl-folder-entity-id-name-hashtb and
1724 ;;;                 ;;           wl-folder-entity-hashtb
1725 ;;;                 ;;
1726 ;;;                 (wl-folder-entity-assign-id
1727 ;;;                  entity
1728 ;;;                  wl-folder-entity-id-name-hashtb
1729 ;;;                  t)
1730 ;;;                 (setq wl-folder-entity-hashtb
1731 ;;;                       (wl-folder-create-entity-hashtb
1732 ;;;                        entity
1733 ;;;                        wl-folder-entity-hashtb
1734 ;;;                        t))
1735 ;;;                 (setq wl-folder-newsgroups-hashtb
1736 ;;;                       (or
1737 ;;;                        (wl-folder-create-newsgroups-hashtb
1738 ;;;                         entity nil)
1739 ;;;                        wl-folder-newsgroups-hashtb))))
1740 ;;;             (message "fetching folder entries...done"))
1741               (insert indent "[" (if as-opened "-" "+") "]"
1742                       (if (eq (cadr entity) 'access)
1743                           (wl-folder-get-petname (car entity))
1744                         (car entity)))
1745               (setq group-name-end (point))
1746               (insert ":0/0/0\n")
1747               (wl-folder-put-folder-property
1748                beg (point)
1749                (get-text-property 0 'wl-folder-entity-id (car entity))
1750                'is-group)
1751               (when removed
1752                 (setq beg (point))
1753                 (while removed
1754                   (insert indent "  "
1755                           wl-folder-removed-mark
1756                           (if (listp (car removed))
1757                               (concat "[+]" (caar removed))
1758                             (car removed))
1759                           "\n")
1760                   (save-excursion (forward-line -1)
1761                                   (wl-highlight-folder-current-line))
1762                   (setq removed (cdr removed)))
1763                 (remove-text-properties beg (point) '(wl-folder-entity-id)))
1764               (let* ((len (length flist))
1765                      (mes (> len 100))
1766                      (i 0))
1767                 (while flist
1768                   (setq ret-val
1769                         (wl-folder-insert-entity
1770                          (concat indent "  ") (car flist)))
1771                   (setq new    (+ (or new 0) (or (nth 0 ret-val) 0)))
1772                   (setq unread (+ (or unread 0) (or (nth 1 ret-val) 0)))
1773                   (setq all    (+ (or all 0) (or (nth 2 ret-val) 0)))
1774                   (when (and mes
1775                              (> len elmo-display-progress-threshold))
1776                     (setq i (1+ i))
1777                     (elmo-display-progress
1778                      'wl-folder-insert-entity "Inserting group %s..."
1779                      (/ (* i 100) len) (car entity)))
1780                   (setq flist (cdr flist)))
1781                 (if (> len 0)
1782                     (message "Inserting group %s...done" (car entity))))
1783               (save-excursion
1784                 (goto-char group-name-end)
1785                 (delete-region (point) (save-excursion (end-of-line)
1786                                                        (point)))
1787                 (insert (format ":%d/%d/%d" (or new 0)
1788                                 (or unread 0) (or all 0)))
1789                 (setq ret-val (list new unread all))
1790                 (wl-highlight-folder-current-line ret-val)))
1791           (setq ret-val (wl-folder-calc-finfo entity))
1792           (insert indent "[" (if as-opened "-" "+") "]"
1793                   (if (eq (cadr entity) 'access)
1794                       (wl-folder-get-petname (car entity))
1795                     (car entity))
1796                   (format ":%d/%d/%d"
1797                           (or (nth 0 ret-val) 0)
1798                           (or (nth 1 ret-val) 0)
1799                           (or (nth 2 ret-val) 0))
1800                   "\n")
1801           (wl-folder-put-folder-property
1802            beg (point)
1803            (get-text-property 0 'wl-folder-entity-id (car entity))
1804            'is-group)
1805           (save-excursion (forward-line -1)
1806                           (wl-highlight-folder-current-line ret-val)))))
1807      ((stringp entity)
1808       (let* ((inhibit-read-only t)
1809              (buffer-read-only nil)
1810              (nums (wl-folder-get-entity-info entity))
1811              beg)
1812         (setq beg (point))
1813         (insert indent (wl-folder-get-petname entity)
1814                 (format ":%s/%s/%s\n"
1815                         (or (setq new (nth 0 nums)) "*")
1816                         (or (setq unread (and (nth 0 nums)(nth 1 nums)
1817                                               (+ (nth 0 nums)(nth 1 nums))))
1818                             "*")
1819                         (or (setq all (nth 2 nums)) "*")))
1820         (wl-folder-put-folder-property
1821          beg (point)
1822          (get-text-property 0 'wl-folder-entity-id entity)
1823          nil)
1824         (save-excursion (forward-line -1)
1825                         (wl-highlight-folder-current-line nums))
1826         (setq ret-val (list new unread all)))))
1827     (set-buffer-modified-p nil)
1828     ret-val))
1829
1830 (defun wl-folder-check-all ()
1831   (interactive)
1832   (wl-folder-check-entity wl-folder-entity))
1833
1834 (defun wl-folder-entity-hashtb-set (entity-hashtb name value buffer)
1835   (let ((cur-val (wl-folder-get-entity-info name entity-hashtb))
1836         (new-diff 0)
1837         (unread-diff 0)
1838         (all-diff 0)
1839         diffs)
1840     (setq new-diff    (- (or (nth 0 value) 0) (or (nth 0 cur-val) 0)))
1841     (setq unread-diff
1842           (+ new-diff
1843              (- (or (nth 1 value) 0) (or (nth 1 cur-val) 0))))
1844     (setq all-diff    (- (or (nth 2 value) 0) (or (nth 2 cur-val) 0)))
1845     (setq diffs (list new-diff unread-diff all-diff))
1846     (unless (and (nth 0 cur-val)
1847                  (equal diffs '(0 0 0)))
1848       (wl-folder-set-entity-info name value entity-hashtb)
1849       (save-match-data
1850         (with-current-buffer buffer
1851           (save-excursion
1852             (let ((entity-list (wl-folder-search-entity-list-by-name
1853                                 name wl-folder-entity)))
1854               (while entity-list
1855                 (wl-folder-update-group (car entity-list) diffs)
1856                 (setq entity-list (cdr entity-list))))
1857             (goto-char (point-min))
1858             (while (wl-folder-buffer-search-entity name)
1859               (wl-folder-update-line value))))))))
1860
1861 (defun wl-folder-update-unread (folder unread)
1862   (let ((buf (get-buffer wl-folder-buffer-name))
1863         (value (wl-folder-get-entity-info folder))
1864         cur-unread
1865         (unread-diff 0)
1866         newvalue)
1867 ;;; Update folder-info
1868 ;;;    (elmo-folder-set-info-hashtb fld nil nil nil unread)
1869     (setq cur-unread (or (nth 1 value) 0))
1870     (setq unread-diff (- (or unread 0) cur-unread))
1871     (setq newvalue (list (nth 0 value)
1872                          unread
1873                          (nth 2 value)))
1874     (wl-folder-set-entity-info folder newvalue)
1875     (setq wl-folder-info-alist-modified t)
1876     (when (and buf
1877                (not (eq unread-diff 0)))
1878       (save-match-data
1879         (with-current-buffer buf
1880           (save-excursion
1881             (let ((entity-list (wl-folder-search-entity-list-by-name
1882                                 folder wl-folder-entity)))
1883               (while entity-list
1884                 (wl-folder-update-group (car entity-list) (list 0
1885                                                                 unread-diff
1886                                                                 0))
1887                 (setq entity-list (cdr entity-list))))
1888             (goto-char (point-min))
1889             (while (wl-folder-buffer-search-entity folder)
1890               (wl-folder-update-line newvalue))))))))
1891
1892 (defun wl-folder-create-entity-hashtb (entity &optional hashtb reconst)
1893   (let ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1894         (entities (list entity))
1895         entity-stack)
1896     (while entities
1897       (setq entity (wl-pop entities))
1898       (cond
1899        ((consp entity)
1900         (and entities
1901              (wl-push entities entity-stack))
1902         (setq entities (nth 2 entity)))
1903        ((stringp entity)
1904         (when (not (and reconst
1905                         (wl-folder-get-entity-info entity)))
1906           (wl-folder-set-entity-info entity
1907                                      nil
1908                                      hashtb))))
1909       (unless entities
1910         (setq entities (wl-pop entity-stack))))
1911     hashtb))
1912
1913 ;; Unsync number is reserved.
1914 ;;(defun wl-folder-reconstruct-entity-hashtb (entity &optional hashtb id-name)
1915 ;;  (let* ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1916 ;;       (entities (list entity))
1917 ;;       entity-stack)
1918 ;;    (while entities
1919 ;;      (setq entity (wl-pop entities))
1920 ;;      (cond
1921 ;;       ((consp entity)
1922 ;;      (if id-name
1923 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id (car entity))
1924 ;;                                 (car entity)))
1925 ;;      (and entities
1926 ;;           (wl-push entities entity-stack))
1927 ;;      (setq entities (nth 2 entity))
1928 ;;      )
1929 ;;       ((stringp entity)
1930 ;;      (wl-folder-set-entity-info entity
1931 ;;                                 (wl-folder-get-entity-info entity)
1932 ;;                                 hashtb)
1933 ;;      (if id-name
1934 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id entity)
1935 ;;                                 entity))))
1936 ;;      (unless entities
1937 ;;      (setq entities (wl-pop entity-stack))))
1938 ;;    hashtb))
1939
1940 (defun wl-folder-create-newsgroups-from-nntp-access (entity)
1941   (let ((flist (nth 2 entity))
1942         folders)
1943     (while flist
1944       (wl-append folders
1945                  (cond
1946                   ((consp (car flist))
1947                    (wl-folder-create-newsgroups-from-nntp-access (car flist)))
1948                   (t
1949                    (list
1950                     (elmo-nntp-folder-group-internal
1951                      (wl-folder-get-elmo-folder (car flist)))))))
1952       (setq flist (cdr flist)))
1953     folders))
1954
1955 (defun wl-folder-create-newsgroups-hashtb (entity &optional is-list info)
1956   "Create NNTP group hashtable for ENTITY."
1957   (let ((entities (if is-list entity (list entity)))
1958         entity-stack folder-list newsgroups newsgroup make-hashtb)
1959     (and info (message "Creating newsgroups..."))
1960     (while entities
1961       (setq entity (wl-pop entities))
1962       (cond
1963        ((consp entity)
1964         (if (eq (nth 1 entity) 'access)
1965             (when (eq (elmo-folder-type-internal
1966                        (elmo-make-folder (car entity))) 'nntp)
1967               (wl-append newsgroups
1968                          (wl-folder-create-newsgroups-from-nntp-access entity))
1969               (setq make-hashtb t))
1970           (and entities
1971                (wl-push entities entity-stack))
1972           (setq entities (nth 2 entity))))
1973        ((stringp entity)
1974         (setq folder-list (elmo-folder-get-primitive-list
1975                            (elmo-make-folder entity)))
1976         (while folder-list
1977           (when (and (eq (elmo-folder-type-internal (car folder-list))
1978                          'nntp)
1979                      (setq newsgroup (elmo-nntp-folder-group-internal
1980                                       (car folder-list))))
1981             (wl-append newsgroups (list (elmo-string newsgroup))))
1982           (setq folder-list (cdr folder-list)))))
1983       (unless entities
1984         (setq entities (wl-pop entity-stack))))
1985     (and info (message "Creating newsgroups...done"))
1986     (if (or newsgroups make-hashtb)
1987         (elmo-setup-subscribed-newsgroups newsgroups))))
1988
1989 (defun wl-folder-get-path (entity target-id &optional string)
1990   (let ((entities (list entity))
1991         entity-stack result-path)
1992     (reverse
1993      (catch 'done
1994        (while entities
1995          (setq entity (wl-pop entities))
1996          (cond
1997           ((consp entity)
1998            (if (and (or (not string) (string= string (car entity)))
1999                     (eq target-id (wl-folder-get-entity-id (car entity))))
2000                (throw 'done
2001                       (wl-push target-id result-path))
2002              (wl-push (wl-folder-get-entity-id (car entity)) result-path))
2003            (wl-push entities entity-stack)
2004            (setq entities (nth 2 entity)))
2005           ((stringp entity)
2006            (if (and (or (not string) (string= string entity))
2007                     (eq target-id (wl-folder-get-entity-id entity)))
2008                (throw 'done
2009                       (wl-push target-id result-path)))))
2010          (unless entities
2011            (while (and entity-stack
2012                        (not entities))
2013              (setq result-path (cdr result-path))
2014              (setq entities (wl-pop entity-stack)))))))))
2015
2016 (defun wl-folder-create-group-alist (entity)
2017   (if (consp entity)
2018       (let ((flist (nth 2 entity))
2019             (cur-alist (list (cons (car entity) nil)))
2020              append-alist)
2021         (while flist
2022           (if (consp (car flist))
2023               (wl-append append-alist
2024                          (wl-folder-create-group-alist (car flist))))
2025           (setq flist (cdr flist)))
2026         (append cur-alist append-alist))))
2027
2028 (defun wl-folder-init-info-hashtb ()
2029   (let ((info-alist (and wl-folder-info-save
2030                          (elmo-msgdb-finfo-load))))
2031     (elmo-folder-info-make-hashtb
2032      info-alist
2033      wl-folder-entity-hashtb)))
2034 ;;; (wl-folder-resume-entity-hashtb-by-finfo
2035 ;;;  wl-folder-entity-hashtb
2036 ;;;  info-alist)))
2037
2038 (defun wl-folder-cleanup-variables ()
2039   (setq wl-folder-entity nil
2040         wl-folder-entity-hashtb nil
2041         wl-folder-entity-id-name-hashtb nil
2042         wl-folder-group-alist nil
2043         wl-folder-petname-alist nil
2044         wl-folder-newsgroups-hashtb nil
2045         wl-fldmgr-cut-entity-list nil
2046         wl-fldmgr-modified nil
2047         wl-fldmgr-modified-access-list nil
2048         wl-score-cache nil
2049         ))
2050
2051 (defun wl-make-plugged-alist ()
2052   (let ((entity-list (wl-folder-get-entity-list wl-folder-entity))
2053         (add (not wl-reset-plugged-alist)))
2054     (while entity-list
2055       (elmo-folder-set-plugged
2056        (wl-folder-get-elmo-folder (car entity-list)) wl-plugged add)
2057       (setq entity-list (cdr entity-list)))
2058     ;; smtp posting server
2059     (when wl-smtp-posting-server
2060       (elmo-set-plugged wl-plugged
2061                         wl-smtp-posting-server  ; server
2062                         (or (and (boundp 'smtp-service) smtp-service)
2063                             "smtp")     ; port
2064                         wl-smtp-connection-type
2065                         nil nil "smtp" add))
2066     ;; nntp posting server
2067     (when wl-nntp-posting-server
2068       (elmo-set-plugged wl-plugged
2069                         wl-nntp-posting-server
2070                         wl-nntp-posting-stream-type
2071                         wl-nntp-posting-port
2072                         nil nil "nntp" add))
2073     (run-hooks 'wl-make-plugged-hook)))
2074
2075 (defvar wl-folder-init-function 'wl-local-folder-init)
2076
2077 (defun wl-folder-init ()
2078   "Return top-level folder entity."
2079   (interactive)
2080   (if wl-use-acap
2081       (wl-acap-init)
2082     (funcall wl-folder-init-function))
2083   (run-hooks 'wl-folder-init-hook))
2084
2085 (defun wl-local-folder-init ()
2086   "Initialize local folder."
2087   (message "Initializing folder...")
2088   (setq wl-folder-entity (wl-folder-create-folder-entity))
2089   (message "Initializing folder...done"))
2090
2091 (defun wl-folder-get-realname (petname)
2092   (or (car
2093        (wl-string-rassoc
2094         petname
2095         wl-folder-petname-alist))
2096       petname))
2097
2098 (defun wl-folder-get-petname (name)
2099   (or (cdr
2100        (wl-string-assoc
2101         name
2102         wl-folder-petname-alist))
2103       name))
2104
2105 (defun wl-folder-get-entity-with-petname ()
2106   (let ((alist wl-folder-petname-alist)
2107         (hashtb (copy-sequence wl-folder-entity-hashtb)))
2108     (while alist
2109       (wl-folder-set-entity-info (cdar alist) nil hashtb)
2110       (setq alist (cdr alist)))
2111     hashtb))
2112
2113 (defun wl-folder-get-newsgroups (folder)
2114   "Return Newsgroups field value string for FOLDER newsgroup.
2115 If FOLDER is multi, return comma separated string (cross post)."
2116   (let ((nlist (elmo-folder-newsgroups
2117                         (wl-folder-get-elmo-folder folder))))
2118     (if nlist
2119         (list nil nil (mapconcat 'identity nlist ","))
2120       nil)))
2121
2122 (defun wl-folder-guess-mailing-list-by-refile-rule (entity)
2123   "Return ML address guess by ENTITY.
2124 Use `wl-subscribed-mailing-list' and `wl-refile-rule-alist'."
2125   (let ((flist
2126          (elmo-folder-get-primitive-list
2127           (wl-folder-get-elmo-folder entity)))
2128         fld mladdr to)
2129     (while (setq fld (car flist))
2130       (setq mladdr (wl-folder-guess-mailing-list-by-refile-rule-subr
2131                     (elmo-folder-name-internal fld)))
2132       (when mladdr
2133         (setq to (if (stringp to)
2134                      (concat to ", " mladdr)
2135                    mladdr)))
2136       (setq flist (cdr flist)))
2137     (if (stringp to)
2138         (list to nil nil)
2139       nil)))
2140
2141 (defun wl-folder-guess-mailing-list-by-refile-rule-subr (entity)
2142   (unless (memq (elmo-folder-type entity)
2143                 '(localnews nntp))
2144     (let ((rules wl-refile-rule-alist)
2145           tokey toalist)
2146       (while rules
2147         (if (or (and (stringp (car (car rules)))
2148                      (string-match "[Tt]o" (car (car rules))))
2149                 (and (listp (car (car rules)))
2150                      (elmo-string-matched-member "to" (car (car rules))
2151                                                  'case-ignore)))
2152             (setq toalist (append toalist (cdr (car rules)))))
2153         (setq rules (cdr rules)))
2154       (setq tokey (car (rassoc entity toalist)))
2155 ;;;     (setq histkey (car (rassoc folder wl-refile-alist)))
2156       ;; case-ignore search `wl-subscribed-mailing-list'
2157       (if (stringp tokey)
2158           (elmo-string-matched-member tokey wl-subscribed-mailing-list t)))))
2159
2160 (defun wl-folder-guess-mailing-list-by-folder-name (entity)
2161   "Return ML address guess by ENTITY name's last hierarchy.
2162 Use `wl-subscribed-mailing-list'."
2163   (let ((flist
2164          (elmo-folder-get-primitive-list
2165           (wl-folder-get-elmo-folder entity)))
2166         fld mladdr to)
2167     (while (setq fld (car flist))
2168       (setq mladdr (wl-folder-guess-mailing-list-by-folder-name-subr
2169                     (elmo-folder-name-internal fld)))
2170       (when mladdr
2171         (setq to (if (stringp to)
2172                      (concat to ", " mladdr)
2173                    mladdr)))
2174       (setq flist (cdr flist)))
2175     (if (stringp to)
2176         (list to nil nil)
2177       nil)))
2178
2179 (defun wl-folder-guess-mailing-list-by-folder-name-subr (entity)
2180   (when (memq (elmo-folder-type entity)
2181               '(localdir imap4 maildir))
2182     (let (key foldername)
2183       ;; Get foldername and Remove folder type symbol.
2184       (setq foldername (substring entity 1))
2185       (if (string-match "@" foldername)
2186           (setq foldername (substring foldername 0 (match-beginning 0))))
2187       (when (string-match "[^\\./]+$" foldername)
2188         (setq key (regexp-quote
2189                    (concat (substring foldername (match-beginning 0)) "@")))
2190         (elmo-string-matched-member
2191          key wl-subscribed-mailing-list 'case-ignore)))))
2192
2193 (defun wl-folder-update-diff-line (diffs)
2194   (let ((inhibit-read-only t)
2195         (buffer-read-only nil)
2196         cur-new new-new
2197         cur-unread new-unread
2198         cur-all new-all
2199         id is-group)
2200     (save-excursion
2201       (beginning-of-line)
2202       (setq id (get-text-property (point) 'wl-folder-entity-id))
2203       (setq is-group (get-text-property (point) 'wl-folder-is-group))
2204       (when (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*\\)/\\([0-9\\*-]*\\)/\\([0-9\\*]*\\)")
2205         ;;(looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2206         (setq cur-new (string-to-int
2207                        (wl-match-buffer 2)))
2208         (setq cur-unread (string-to-int
2209                           (wl-match-buffer 3)))
2210         (setq cur-all (string-to-int
2211                        (wl-match-buffer 4)))
2212         (delete-region (match-beginning 2)
2213                        (match-end 4))
2214         (goto-char (match-beginning 2))
2215         (insert (format "%s/%s/%s"
2216                         (setq new-new (+ cur-new (nth 0 diffs)))
2217                         (setq new-unread (+ cur-unread (nth 1 diffs)))
2218                         (setq new-all (+ cur-all (nth 2 diffs)))))
2219         (wl-folder-put-folder-property (match-beginning 2) (point) id is-group)
2220         (if wl-use-highlight-mouse-line
2221             (put-text-property (match-beginning 2) (point)
2222                                'mouse-face 'highlight))
2223         (wl-highlight-folder-group-line (list new-new new-unread new-all))
2224         (setq buffer-read-only t)
2225         (set-buffer-modified-p nil)))))
2226
2227 (defun wl-folder-update-line (nums &optional is-group)
2228   (let ((inhibit-read-only t)
2229         (buffer-read-only nil)
2230         id is-group)
2231     (save-excursion
2232       (beginning-of-line)
2233       (setq id (get-text-property (point) 'wl-folder-entity-id))
2234       (setq is-group (get-text-property (point) 'wl-folder-is-group))
2235       (if (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2236 ;;;       (looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2237           (progn
2238             (delete-region (match-beginning 2)
2239                            (match-end 2))
2240             (goto-char (match-beginning 2))
2241             (insert (format "%s/%s/%s"
2242                             (or (nth 0 nums) "*")
2243                             (or (and (nth 0 nums)(nth 1 nums)
2244                                      (+ (nth 0 nums)(nth 1 nums)))
2245                                 "*")
2246                             (or (nth 2 nums) "*")))
2247             (wl-folder-put-folder-property (match-beginning 2) (point) id is-group)
2248             (if is-group
2249                 ;; update only colors
2250                 (wl-highlight-folder-group-line nums)
2251               (wl-highlight-folder-current-line nums))
2252             (beginning-of-line)
2253             (set-buffer-modified-p nil))))))
2254
2255 (defun wl-folder-goto-folder (&optional arg)
2256   "Visit some folder."
2257   (interactive "P")
2258   (wl-folder-goto-folder-subr nil arg))
2259
2260 (defun wl-folder-goto-folder-sticky ()
2261   "Visit some folder and make it sticky."
2262   (interactive)
2263   (wl-folder-goto-folder-subr nil t))
2264
2265 (defun wl-folder-goto-draft-folder (&optional arg)
2266   "Visit draft folder."
2267   (interactive "P")
2268   (wl-folder-goto-folder-subr wl-draft-folder arg))
2269
2270 (defun wl-folder-revisit-last-visited-folder (&optional arg)
2271   "Revisit last visited folder."
2272   (interactive "P")
2273   (let ((folder
2274          (wl-folder-get-folder-name-by-id wl-folder-buffer-last-visited-entity-id)))
2275     (if (and folder
2276              (y-or-n-p (format "Revisit %s? " folder)))
2277         (wl-folder-goto-folder-subr folder arg))))
2278
2279 (defun wl-folder-goto-folder-subr (&optional folder sticky)
2280   (beginning-of-line)
2281   (let (summary-buf fld-name entity id error-selecting)
2282 ;;; (setq fld-name (wl-folder-get-entity-from-buffer))
2283 ;;; (if (or (null fld-name)
2284 ;;;         (assoc fld-name wl-folder-group-alist))
2285     (setq fld-name wl-default-folder)
2286     (setq fld-name (or folder
2287                        (let (this-command)
2288                          (wl-summary-read-folder fld-name))))
2289     (if (and (setq entity
2290                    (wl-folder-search-entity-by-name fld-name
2291                                                     wl-folder-entity
2292                                                     'folder))
2293              (setq id (wl-folder-get-entity-id entity)))
2294         (wl-folder-set-current-entity-id id))
2295     (setq summary-buf (wl-summary-get-buffer-create fld-name sticky))
2296     (if (or wl-stay-folder-window wl-summary-use-frame)
2297         (wl-folder-select-buffer summary-buf)
2298       (if (and summary-buf
2299                (get-buffer-window summary-buf))
2300           (delete-window)))
2301     (wl-summary-goto-folder-subr fld-name
2302                                  (wl-summary-get-sync-range
2303                                   (wl-folder-get-elmo-folder fld-name))
2304                                  nil sticky t)))
2305
2306 (defun wl-folder-suspend ()
2307   (interactive)
2308   (run-hooks 'wl-folder-suspend-hook)
2309   (wl-folder-info-save)
2310   (elmo-crosspost-message-alist-save)
2311   (elmo-quit)
2312   ;(if (fboundp 'mmelmo-cleanup-entity-buffers)
2313   ;(mmelmo-cleanup-entity-buffers))
2314   (bury-buffer wl-folder-buffer-name)
2315   (dolist (summary-buf (wl-collect-summary))
2316     (bury-buffer summary-buf))
2317   (dolist (draft-buf (wl-collect-draft))
2318     (bury-buffer draft-buf))
2319   (delete-windows-on wl-folder-buffer-name t))
2320
2321 (defun wl-folder-info-save ()
2322   (when (and wl-folder-info-save
2323              wl-folder-info-alist-modified)
2324     (let ((entities (list wl-folder-entity))
2325           entity entity-stack info-alist info)
2326       (while entities
2327         (setq entity (wl-pop entities))
2328         (cond
2329          ((consp entity)
2330           (and entities
2331                (wl-push entities entity-stack))
2332           (setq entities (nth 2 entity)))
2333          ((stringp entity)
2334           (when (and (setq info (elmo-folder-get-info
2335                                  (wl-folder-get-elmo-folder entity)))
2336                      (not (equal info '(nil))))
2337             (if (listp info)
2338                 (wl-append info-alist (list (list (elmo-string entity)
2339                                                   (list (nth 3 info)  ;; max
2340                                                         (nth 2 info)  ;; length
2341                                                         (nth 0 info)  ;; new
2342                                                         (nth 1 info)) ;; unread
2343                                                   )))))))
2344         (unless entities
2345           (setq entities (wl-pop entity-stack))))
2346       (elmo-msgdb-finfo-save info-alist)
2347       (setq wl-folder-info-alist-modified nil))))
2348
2349 (defun wl-folder-goto-first-unread-folder (&optional arg)
2350   (interactive "P")
2351   (let ((entities (list wl-folder-entity))
2352         entity entity-stack ret-val
2353         first-entity finfo)
2354     (setq first-entity
2355           (catch 'done
2356             (while entities
2357               (setq entity (wl-pop entities))
2358               (cond
2359                ((consp entity)
2360                 (and entities
2361                      (wl-push entities entity-stack))
2362                 (setq entities (nth 2 entity)))
2363                ((stringp entity)
2364                 (if (and (setq finfo (wl-folder-get-entity-info entity))
2365                          (and (nth 0 finfo)(nth 1 finfo))
2366                          (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2367                     (throw 'done entity))
2368                 (wl-append ret-val (list entity))))
2369               (unless entities
2370                 (setq entities (wl-pop entity-stack))))))
2371     (if first-entity
2372         (progn
2373           (when arg
2374             (wl-folder-jump-folder first-entity)
2375             (sit-for 0))
2376           (wl-folder-goto-folder-subr first-entity))
2377       (message "No unread folder"))))
2378
2379 (defun wl-folder-jump-folder (&optional fld-name noopen)
2380   (interactive)
2381   (if (not fld-name)
2382       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2383   (goto-char (point-min))
2384   (if (not noopen)
2385       (wl-folder-open-folder fld-name))
2386   (and (wl-folder-buffer-search-entity fld-name)
2387        (beginning-of-line)))
2388
2389 (defun wl-folder-get-entity-list (entity)
2390   (let ((entities (list entity))
2391         entity-stack ret-val)
2392     (while entities
2393       (setq entity (wl-pop entities))
2394       (cond
2395        ((consp entity)
2396         (and entities
2397              (wl-push entities entity-stack))
2398         (setq entities (nth 2 entity)))
2399        ((stringp entity)
2400         (wl-append ret-val (list entity))))
2401       (unless entities
2402         (setq entities (wl-pop entity-stack))))
2403     ret-val))
2404
2405 (defun wl-folder-open-unread-folder (entity)
2406   (save-excursion
2407     (let ((alist (wl-folder-get-entity-list entity))
2408           (unread 0)
2409           finfo path-list path id)
2410       (while alist
2411         (when (and (setq finfo (wl-folder-get-entity-info (car alist)))
2412                    (nth 0 finfo) (nth 1 finfo)
2413                    (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2414           (setq unread (+ unread (+ (nth 0 finfo)(nth 1 finfo))))
2415           (setq id (wl-folder-get-entity-id (car alist)))
2416           (setq path (delete id (wl-folder-get-path
2417                                  wl-folder-entity
2418                                  id
2419                                  (car alist))))
2420           (if (not (member path path-list))
2421               (wl-append path-list (list path))))
2422         (setq alist (cdr alist)))
2423       (while path-list
2424         (wl-folder-open-folder-sub (car path-list))
2425         (setq path-list (cdr path-list)))
2426       (message "%s unread folder"
2427                (if (> unread 0) unread "No")))))
2428
2429 (defun wl-folder-open-unread-current-entity ()
2430   (interactive)
2431   (let ((entity-name (wl-folder-get-entity-from-buffer))
2432         (group (wl-folder-buffer-group-p)))
2433     (when entity-name
2434       (wl-folder-open-unread-folder
2435        (if group
2436            (wl-folder-search-group-entity-by-name entity-name
2437                                                   wl-folder-entity)
2438          entity-name)))))
2439
2440 (defun wl-folder-open-only-unread-folder ()
2441   (interactive)
2442   (let ((id (progn
2443               (wl-folder-prev-entity-skip-invalid t)
2444               (wl-folder-get-entity-from-buffer t))))
2445     (wl-folder-open-all-unread-folder)
2446     (save-excursion
2447       (goto-char (point-max))
2448       (while (and (re-search-backward
2449                    "^[ ]*\\[[-]\\].+:0/0/[0-9-]+" nil t)
2450                   (not (bobp)))
2451         (wl-folder-jump-to-current-entity) ;; close it
2452         ))
2453     (wl-folder-move-path id)
2454     (recenter)))
2455
2456 (defun wl-folder-open-all-unread-folder (&optional arg)
2457   (interactive "P")
2458   (let ((id (progn
2459               (wl-folder-prev-entity-skip-invalid t)
2460               (wl-folder-get-entity-from-buffer t))))
2461     (wl-folder-open-unread-folder wl-folder-entity)
2462     (if (not arg)
2463         (wl-folder-move-path id)
2464       (goto-char (point-min))
2465       (wl-folder-next-unread t))))
2466
2467 (defun wl-folder-open-folder (&optional fld-name)
2468   (interactive)
2469   (if (not fld-name)
2470       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2471   (let ((entity (wl-folder-search-entity-by-name
2472                  fld-name wl-folder-entity 'folder)))
2473     (if entity
2474         (let* ((id (wl-folder-get-entity-id entity))
2475                (path (and id (wl-folder-get-path wl-folder-entity id))))
2476           (if path (wl-folder-open-folder-sub path)))
2477       (message "%s: not found" fld-name))))
2478
2479 (defun wl-folder-open-folder-sub (path)
2480   (let ((inhibit-read-only t)
2481         (buffer-read-only nil)
2482         indent name entity
2483         err)
2484     (save-excursion
2485       (goto-char (point-min))
2486       (while (and path
2487                   (wl-folder-buffer-search-group
2488                    (wl-folder-get-petname
2489                     (if (stringp (car path))
2490                         (car path)
2491                       (wl-folder-get-folder-name-by-id
2492                        (car path))))))
2493         (beginning-of-line)
2494         (setq path (cdr path))
2495         (if (and (wl-folder-buffer-group-p)
2496                   (looking-at wl-folder-group-regexp)
2497                  (string= "+" (wl-match-buffer 2)));; closed group
2498             (save-excursion
2499               (setq indent (wl-match-buffer 1))
2500               (setq name (wl-folder-get-entity-from-buffer))
2501               (setq entity (wl-folder-search-group-entity-by-name
2502                             name
2503                             wl-folder-entity))
2504               ;; insert as opened
2505               (setcdr (assoc (car entity) wl-folder-group-alist) t)
2506               (if (eq 'access (cadr entity))
2507                   (wl-folder-maybe-load-folder-list entity))
2508               (wl-folder-insert-entity indent entity)
2509               (delete-region (save-excursion (beginning-of-line)
2510                                              (point))
2511                              (save-excursion (end-of-line)
2512                                              (+ 1 (point)))))))
2513       (set-buffer-modified-p nil))))
2514
2515 (defun wl-folder-open-all-pre ()
2516   (let ((entities (list wl-folder-entity))
2517         entity entity-stack group-entry)
2518     (while entities
2519       (setq entity (wl-pop entities))
2520       (cond
2521        ((consp entity)
2522         (unless (or (not (setq group-entry
2523                                (assoc (car entity) wl-folder-group-alist)))
2524                     (cdr group-entry))
2525           (setcdr group-entry t)
2526           (when (eq 'access (cadr entity))
2527             (wl-folder-maybe-load-folder-list entity)))
2528         (and entities
2529              (wl-push entities entity-stack))
2530         (setq entities (nth 2 entity))))
2531       (unless entities
2532         (setq entities (wl-pop entity-stack))))))
2533
2534 (defun wl-folder-open-all (&optional refresh)
2535   (interactive "P")
2536   (let* ((inhibit-read-only t)
2537          (buffer-read-only nil)
2538          (len (length wl-folder-group-alist))
2539          (i 0)
2540          indent name entity)
2541     (if refresh
2542         (let ((id (progn
2543                     (wl-folder-prev-entity-skip-invalid t)
2544                     (wl-folder-get-entity-from-buffer t)))
2545               (alist wl-folder-group-alist))
2546           (while alist
2547             (setcdr (pop alist) t))
2548           (erase-buffer)
2549           (wl-folder-insert-entity " " wl-folder-entity)
2550           (wl-folder-move-path id))
2551       (message "Opening all folders...")
2552       (wl-folder-open-all-pre)
2553       (save-excursion
2554         (goto-char (point-min))
2555         (while (re-search-forward
2556                 "^\\([ ]*\\)\\[\\([+]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+$"
2557                 nil t)
2558           (setq indent (wl-match-buffer 1))
2559           (setq name (wl-folder-get-entity-from-buffer))
2560           (setq entity (wl-folder-search-group-entity-by-name
2561                         name
2562                         wl-folder-entity))
2563           ;; insert as opened
2564           (setcdr (assoc (car entity) wl-folder-group-alist) t)
2565           (beginning-of-line)
2566           (wl-folder-insert-entity indent entity)
2567           (delete-region (save-excursion (beginning-of-line)
2568                                          (point))
2569                          (save-excursion (end-of-line)
2570                                          (+ 1 (point))))
2571           (when (> len elmo-display-progress-threshold)
2572             (setq i (1+ i))
2573             (if (or (zerop (% i 5)) (= i len))
2574                 (elmo-display-progress
2575                  'wl-folder-open-all "Opening all folders..."
2576                  (/ (* i 100) len)))))
2577         (when (> len elmo-display-progress-threshold)
2578           (elmo-display-progress
2579            'wl-folder-open-all "Opening all folders..." 100))))
2580     (wl-highlight-folder-path wl-folder-buffer-cur-path)
2581     (message "Opening all folders...done")
2582     (set-buffer-modified-p nil)))
2583
2584 (defun wl-folder-close-all ()
2585   (interactive)
2586   (let ((inhibit-read-only t)
2587         (buffer-read-only nil)
2588         (alist wl-folder-group-alist)
2589         (id (progn
2590               (wl-folder-prev-entity-skip-invalid t)
2591               (wl-folder-get-entity-from-buffer t))))
2592     (while alist
2593       (setcdr (car alist) nil)
2594       (setq alist (cdr alist)))
2595     (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
2596     (erase-buffer)
2597     (wl-folder-insert-entity " " wl-folder-entity)
2598     (wl-folder-move-path id)
2599     (wl-highlight-folder-path wl-folder-buffer-cur-path)
2600     (recenter)
2601     (set-buffer-modified-p nil)))
2602
2603 (defun wl-folder-open-close ()
2604   "Open or close parent entity."
2605   (interactive)
2606   (unless (wl-folder-get-entity-from-buffer)
2607     (error "No folder"))
2608   (beginning-of-line)
2609   (if (wl-folder-buffer-group-p)
2610       ;; if group (whether opend or closed.)
2611       (wl-folder-jump-to-current-entity)
2612     ;; if folder
2613     (let (indent)
2614       (setq indent (save-excursion
2615                      (re-search-forward "\\([ ]*\\)." nil t)
2616                      (wl-match-buffer 1)))
2617       (while (looking-at indent)
2618         (forward-line -1)))
2619     (wl-folder-jump-to-current-entity)))
2620
2621 (defsubst wl-folder-access-subscribe-p (group folder)
2622   (let (subscr regexp match)
2623     (if (setq subscr (wl-get-assoc-list-value
2624                       wl-folder-access-subscribe-alist
2625                       group))
2626         (progn
2627           (setq regexp (mapconcat 'identity (cdr subscr) "\\|"))
2628           (setq match (string-match regexp folder))
2629           (if (car subscr)
2630               match
2631             (not match)))
2632       t)))
2633
2634 (defun wl-folder-update-access-group (entity new-flist)
2635   (let* ((flist (nth 2 entity))
2636          (unsubscribes (nth 3 entity))
2637          (len (+ (length flist) (length unsubscribes)))
2638          (i 0)
2639          diff new-unsubscribes removes
2640          subscribed-list folder group entry)
2641     ;; check subscribed groups
2642     (while flist
2643       (cond
2644        ((listp (car flist))     ;; group
2645         (setq group (elmo-string (caar flist)))
2646         (cond
2647          ((assoc group new-flist)       ;; found in new-flist
2648           (setq new-flist (delete (assoc group new-flist)
2649                                   new-flist))
2650           (if (wl-folder-access-subscribe-p (car entity) group)
2651               (wl-append subscribed-list (list (car flist)))
2652             (wl-append new-unsubscribes (list (car flist)))
2653             (setq diff t)))
2654          (t
2655           (setq wl-folder-group-alist
2656                 (delete (wl-string-assoc group wl-folder-group-alist)
2657                         wl-folder-group-alist))
2658           (wl-append removes (list (list group))))))
2659        (t                       ;; folder
2660         (setq folder (elmo-string (car flist)))
2661         (cond
2662          ((member folder new-flist)     ;; found in new-flist
2663           (setq new-flist (delete folder new-flist))
2664           (if (wl-folder-access-subscribe-p (car entity) folder)
2665               (wl-append subscribed-list (list (car flist)))
2666             (wl-append new-unsubscribes (list folder))
2667             (setq diff t)))
2668          (t
2669           (wl-append removes (list folder))))))
2670       (when (> len elmo-display-progress-threshold)
2671         (setq i (1+ i))
2672         (if (or (zerop (% i 10)) (= i len))
2673             (elmo-display-progress
2674              'wl-folder-update-access-group "Updating access group..."
2675              (/ (* i 100) len))))
2676       (setq flist (cdr flist)))
2677     ;; check unsubscribed groups
2678     (while unsubscribes
2679       (cond
2680        ((listp (car unsubscribes))
2681         (when (setq entry (assoc (caar unsubscribes) new-flist))
2682           (setq new-flist (delete entry new-flist))
2683           (wl-append new-unsubscribes (list (car unsubscribes)))))
2684        (t
2685         (when (member (car unsubscribes) new-flist)
2686           (setq new-flist (delete (car unsubscribes) new-flist))
2687           (wl-append new-unsubscribes (list (car unsubscribes))))))
2688       (when (> len elmo-display-progress-threshold)
2689         (setq i (1+ i))
2690         (if (or (zerop (% i 10)) (= i len))
2691             (elmo-display-progress
2692              'wl-folder-update-access-group "Updating access group..."
2693              (/ (* i 100) len))))
2694       (setq unsubscribes (cdr unsubscribes)))
2695     ;;
2696     (if (or new-flist removes)
2697         (setq diff t))
2698     (setq new-flist
2699           (mapcar '(lambda (x)
2700                      (cond ((consp x) (list (car x) 'access))
2701                            (t x)))
2702                   new-flist))
2703     ;; check new groups
2704     (let ((new-list new-flist))
2705       (while new-list
2706         (if (not (wl-folder-access-subscribe-p
2707                   (car entity)
2708                   (if (listp (car new-list))
2709                       (caar new-list)
2710                     (car new-list))))
2711             ;; auto unsubscribe
2712             (progn
2713               (wl-append new-unsubscribes (list (car new-list)))
2714               (setq new-flist (delete (car new-list) new-flist)))
2715           (cond
2716            ((listp (car new-list))
2717             ;; check group exists
2718             (if (wl-string-assoc (caar new-list) wl-folder-group-alist)
2719                 (progn
2720                   (message "%s: group already exists." (caar new-list))
2721                   (sit-for 1)
2722                   (wl-append new-unsubscribes (list (car new-list)))
2723                   (setq new-flist (delete (car new-list) new-flist)))
2724               (wl-append wl-folder-group-alist
2725                          (list (cons (caar new-list) nil)))))))
2726         (setq new-list (cdr new-list))))
2727     (if new-flist
2728         (message "%d new folder(s)." (length new-flist))
2729       (message "Updating access group...done"))
2730     (wl-append new-flist subscribed-list)       ;; new is first
2731     (run-hooks 'wl-folder-update-access-group-hook)
2732     (setcdr (cdr entity) (list new-flist new-unsubscribes))
2733     (list diff new-flist new-unsubscribes removes)))
2734
2735 (defun wl-folder-prefetch-entity (entity)
2736   "Prefetch all new messages in the ENTITY."
2737   (cond
2738    ((consp entity)
2739     (let ((flist (nth 2 entity))
2740           (sum-done 0)
2741           (sum-all 0)
2742           result)
2743       (while flist
2744         (setq result (wl-folder-prefetch-entity (car flist)))
2745         (setq sum-done (+ sum-done (car result)))
2746         (setq sum-all (+ sum-all (cdr result)))
2747         (setq flist (cdr flist)))
2748       (message "Prefetched %d/%d message(s) in \"%s\"."
2749                sum-done sum-all
2750                (wl-folder-get-petname (car entity)))
2751       (cons sum-done sum-all)))
2752    ((stringp entity)
2753     (let* ((folder (wl-folder-get-elmo-folder entity))
2754            (nums (wl-folder-get-entity-info entity))
2755            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
2756                                          (wl-summary-always-sticky-folder-p
2757                                           folder))
2758                                      wl-summary-highlight))
2759            wl-summary-exit-next-move
2760            wl-auto-select-first ret-val
2761            count sticky)
2762       (setq count (or (car nums) 0))
2763       (setq count (+ count (wl-folder-count-incorporates folder)))
2764       (if (or (null (car nums)) ; unknown
2765               (< 0 count))
2766           (save-window-excursion
2767             (save-excursion
2768               (let ((wl-summary-buffer-name
2769                      (if (setq sticky (get-buffer
2770                                        (wl-summary-sticky-buffer-name
2771                                         (elmo-folder-name-internal
2772                                          folder))))
2773                          ;; Sticky folder exists.
2774                          (wl-summary-sticky-buffer-name
2775                           (elmo-folder-name-internal folder))
2776                        (concat
2777                         wl-summary-buffer-name
2778                         (symbol-name this-command))))
2779                     (wl-summary-use-frame nil)
2780                     (wl-summary-always-sticky-folder-list nil))
2781                 (wl-summary-goto-folder-subr entity
2782                                              (wl-summary-get-sync-range
2783                                               folder)
2784                                              nil)
2785                 (setq ret-val (wl-summary-incorporate))
2786                 (if sticky
2787                     (wl-summary-save-status)
2788                   (wl-summary-exit))
2789                 ret-val)))
2790         (cons 0 0))))))
2791
2792 (defun wl-folder-count-incorporates (folder)
2793   (let ((sum 0))
2794     (dolist (number (elmo-folder-list-flagged folder 'any))
2795       (when (member (wl-summary-message-mark folder number)
2796                     wl-summary-incorporate-marks)
2797         (incf sum)))
2798     sum))
2799
2800 (defun wl-folder-prefetch-current-entity (&optional no-check)
2801   "Prefetch all uncached messages in the folder at position.
2802 If current line is group folder, all subfolders are prefetched."
2803   (interactive "P")
2804   (save-excursion
2805     (let ((entity-name (wl-folder-get-entity-from-buffer))
2806           (group (wl-folder-buffer-group-p))
2807           wl-folder-check-entity-hook
2808           summary-buf entity)
2809       (when entity-name
2810         (setq entity
2811               (if group
2812                   (wl-folder-search-group-entity-by-name entity-name
2813                                                          wl-folder-entity)
2814                 entity-name))
2815         (if (not no-check)
2816             (wl-folder-check-entity entity))
2817         (wl-folder-prefetch-entity entity)))))
2818
2819 ;(defun wl-folder-drop-unsync-entity (entity)
2820 ;  "Drop all unsync messages in the ENTITY."
2821 ;  (cond
2822 ;   ((consp entity)
2823 ;    (let ((flist (nth 2 entity)))
2824 ;      (while flist
2825 ;       (wl-folder-drop-unsync-entity (car flist))
2826 ;       (setq flist (cdr flist)))))
2827 ;   ((stringp entity)
2828 ;    (let ((nums (wl-folder-get-entity-info entity))
2829 ;         wl-summary-highlight wl-auto-select-first new)
2830 ;      (setq new (or (car nums) 0))
2831 ;      (if (< 0 new)
2832 ;         (save-window-excursion
2833 ;           (save-excursion
2834 ;             (let ((wl-summary-buffer-name (concat
2835 ;                                            wl-summary-buffer-name
2836 ;                                            (symbol-name this-command))))
2837 ;               (wl-summary-goto-folder-subr entity 'no-sync nil)
2838 ;               (wl-summary-drop-unsync)
2839 ;               (wl-summary-exit)))))))))
2840
2841 ;(defun wl-folder-drop-unsync-current-entity (&optional force-check)
2842 ;  "Drop all unsync messages in the folder at position.
2843 ;If current line is group folder, all subfolders are dropped.
2844 ;If optional arg exists, don't check any folders."
2845 ;  (interactive "P")
2846 ;  (save-excursion
2847 ;    (let ((entity-name (wl-folder-get-entity-from-buffer))
2848 ;         (group (wl-folder-buffer-group-p))
2849 ;         wl-folder-check-entity-hook
2850 ;         summary-buf entity)
2851 ;      (when (and entity-name
2852 ;                (y-or-n-p (format
2853 ;                           "Drop all unsync messages in %s? " entity-name)))
2854 ;       (setq entity
2855 ;             (if group
2856 ;                 (wl-folder-search-group-entity-by-name entity-name
2857 ;                                                        wl-folder-entity)
2858 ;               entity-name))
2859 ;       (if (null force-check)
2860 ;           (wl-folder-check-entity entity))
2861 ;       (wl-folder-drop-unsync-entity entity)
2862 ;       (message "All unsync messages in %s are dropped!" entity-name)))))
2863
2864 (defun wl-folder-write-current-folder ()
2865   "Write message to current folder's newsgroup or mailing-list.
2866 Call `wl-summary-write-current-folder' with current folder name."
2867   (interactive)
2868   (unless (wl-folder-buffer-group-p)
2869     (wl-summary-write-current-folder
2870      (wl-folder-get-entity-from-buffer))))
2871
2872 (defun wl-folder-mimic-kill-buffer ()
2873   "Kill the current (Folder) buffer with query."
2874   (interactive)
2875   (let ((bufname (read-buffer (format "Kill buffer: (default %s) "
2876                                       (buffer-name))))
2877         wl-interactive-exit)
2878     (if (or (not bufname)
2879             (string-equal bufname "")
2880             (string-equal bufname (buffer-name)))
2881         (wl-exit)
2882       (kill-buffer bufname))))
2883
2884 (defun wl-folder-create-subr (folder)
2885   (if (elmo-folder-creatable-p folder)
2886       (if (y-or-n-p (format "Folder %s does not exist, create it? "
2887                             (elmo-folder-name-internal folder)))
2888           (progn
2889             (message "")
2890             (setq wl-folder-entity-hashtb
2891                   (wl-folder-create-entity-hashtb
2892                    (elmo-folder-name-internal folder)
2893                    wl-folder-entity-hashtb))
2894             (unless (elmo-folder-create folder)
2895               (error "Create folder failed")))
2896         (error "Folder %s is not created" (elmo-folder-name-internal folder)))
2897     (error "Folder %s does not exist" (elmo-folder-name-internal folder))))
2898
2899 (defun wl-folder-confirm-existence (folder &optional force)
2900   (if force
2901       (unless (elmo-folder-exists-p folder)
2902         (wl-folder-create-subr folder))
2903     (unless (or (wl-folder-entity-exists-p (elmo-folder-name-internal folder))
2904                 (and (elmo-folder-msgdb-path folder)
2905                      (file-exists-p (elmo-folder-msgdb-path folder)))
2906                 (elmo-folder-exists-p folder))
2907       (wl-folder-create-subr folder))))
2908
2909 (defun wl-folder-virtual ()
2910   "Goto virtual folder."
2911   (interactive)
2912   (let ((entity (wl-folder-get-entity-from-buffer)))
2913     (if (wl-folder-buffer-group-p)
2914         (setq entity
2915               (concat
2916                "*"
2917                (mapconcat 'identity
2918                           (wl-folder-get-entity-list
2919                            (wl-folder-search-group-entity-by-name
2920                             entity
2921                             wl-folder-entity)) ","))))
2922     (unless entity (error "No folder"))
2923     (wl-folder-goto-folder-subr
2924      (concat "/"
2925              (elmo-read-search-condition
2926               wl-fldmgr-make-filter-default)
2927              "/" entity))))
2928
2929 (defun wl-folder-pick ()
2930   (interactive)
2931   (save-excursion
2932     (let* ((condition (car (elmo-parse-search-condition
2933                             (elmo-read-search-condition
2934                              wl-summary-pick-field-default))))
2935            (entity (wl-folder-get-entity-from-buffer))
2936            (folder-list
2937             (if (wl-folder-buffer-group-p)
2938                 (wl-folder-get-entity-list
2939                  (wl-folder-search-group-entity-by-name
2940                   entity
2941                   wl-folder-entity))
2942               (list entity)))
2943            results ret)
2944       (while (car folder-list)
2945         (setq ret (elmo-folder-search
2946                    (wl-folder-get-elmo-folder (car folder-list))
2947                    condition))
2948         (if ret
2949             (setq results
2950                   (append results
2951                           (list (cons (car folder-list) ret)))))
2952         (setq folder-list (cdr folder-list)))
2953       (if results
2954           (message "%s are picked."
2955                    (mapconcat '(lambda (res)
2956                                  (format "%s(%d)"
2957                                          (car res)
2958                                          (length (cdr res))))
2959                               results
2960                               ","))
2961         (message "No message was picked.")))))
2962
2963 (defun wl-folder-jump-to-next-summary ()
2964   (interactive)
2965   (when (wl-collect-summary)
2966     (if (get-buffer-window (car (wl-collect-summary)))
2967         (switch-to-buffer-other-window (car (wl-collect-summary))))
2968     (wl-summary-next-buffer)))
2969
2970 (defun wl-folder-jump-to-previous-summary ()
2971   (interactive)
2972   (when (wl-collect-summary)
2973     (if (get-buffer-window (car (wl-collect-summary)))
2974         (switch-to-buffer-other-window (car (wl-collect-summary))))
2975     (wl-summary-previous-buffer)))
2976
2977 ;;;
2978 ;; Completion
2979 (defvar wl-folder-complete-folder-candidate nil)
2980
2981 (defun wl-folder-complete-folder (string predicate flag)
2982   (cond ((or (string-match "^\\(/[^/]*/\\)\\(.*\\)$" string) ; filter
2983              (string-match "^\\(\*\\|\*.*,\\)\\([^,]*\\)$" string) ; multi
2984              (string-match "^\\(|[^|]*|:?\\)\\(.*\\)$" string) ;pipe-src
2985              (string-match "^\\(|\\)\\([^|]*\\)$" string)) ;pipe-dst
2986          (let* ((str1 (match-string 1 string))
2987                 (str2 (match-string 2 string))
2988                 (str2-comp (wl-folder-complete-folder str2 predicate flag)))
2989            (cond
2990             ((listp str2-comp) ; flag=t
2991              (mapcar (lambda (x) (concat str1 x)) str2-comp))
2992             ((stringp str2-comp)
2993              (concat str1 str2-comp))
2994             (t
2995              str2-comp))))
2996         ((string-match "^\\(/\\)\\([^/]*\\)$" string) ; filter-condition
2997          (let* ((str1 (match-string 1 string))
2998                 (str2 (match-string 2 string))
2999                 (str2-comp
3000                  (wl-folder-complete-filter-condition str2 predicate flag)))
3001            (cond
3002             ((listp str2-comp) ; flag=t
3003              (mapcar (lambda (x) (concat str1 x)) str2-comp))
3004             ((stringp str2-comp)
3005              (concat str1 str2-comp))
3006             (t
3007              str2-comp))))
3008         (t
3009          (let ((candidate
3010                 (or wl-folder-complete-folder-candidate
3011                     (if (memq 'read-folder wl-use-folder-petname)
3012                         (wl-folder-get-entity-with-petname)
3013                       wl-folder-entity-hashtb))))
3014            (if (not flag)
3015                (try-completion string candidate)
3016              (all-completions string candidate))))))
3017
3018 (defun wl-folder-complete-filter-condition (string predicate flag)
3019   (cond
3020    ((string-match "^\\(.*|\\|.*&\\|.*!\\|.*(\\)\\([^:]*\\)$" string)
3021     (let* ((str1 (match-string 1 string))
3022            (str2 (match-string 2 string))
3023            (str2-comp
3024             (wl-folder-complete-filter-condition str2 predicate flag)))
3025       (cond
3026        ((listp str2-comp) ; flag=t
3027         (mapcar (lambda (x) (concat str1 x)) str2-comp))
3028        ((stringp str2-comp)
3029         (concat str1 str2-comp))
3030        (t
3031         str2-comp))))
3032    (t
3033     (let ((candidate
3034            (mapcar (lambda (x) (list (concat (downcase x) ":")))
3035                    (append '("last" "first"
3036                              "from" "subject" "to" "cc" "body"
3037                              "since" "before" "tocc")
3038                            elmo-msgdb-extra-fields))))
3039       (if (not flag)
3040           (try-completion string candidate)
3041         (all-completions string candidate))))))
3042
3043 (require 'product)
3044 (product-provide (provide 'wl-folder) (require 'wl-version))
3045
3046 ;;; wl-folder.el ends here