wl/wl-folder.el

   1 ;;; wl-folder.el --- Folder mode for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   5
   6 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   7 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
   8 ;; Keywords: mail, net news
   9
  10 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  11
  12 ;; This program is free software; you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation; either version 2, or (at your option)
  15 ;; any later version.
  16 ;;
  17 ;; This program is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21 ;;
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  25 ;; Boston, MA 02111-1307, USA.
  26 ;;
  27
  28 ;;; Commentary:
  29 ;;
  30
  31 ;;; Code:
  32 ;;
  33
  34 (require 'elmo-vars)
  35 (require 'elmo-util)
  36 (require 'elmo)
  37 (require 'wl-vars)
  38 (condition-case ()
  39     (require 'easymenu) ; needed here.
  40   (error))
  41
  42 (eval-when-compile
  43   (require 'cl)
  44   (require 'wl-util)
  45   (provide 'wl-folder)
  46   (require 'wl)
  47   (require 'elmo-nntp))
  48
  49 (defcustom wl-folder-init-hook nil
  50   "A hook called after folder initialization is finished."
  51   :type 'hook
  52   :group 'wl)
  53
  54 (defvar wl-folder-buffer-name "Folder")
  55 (defvar wl-folder-entity nil)           ; desktop entity.
  56 (defvar wl-folder-group-alist nil)      ; opened or closed
  57 (defvar wl-folder-entity-id nil) ; id
  58 (defvar wl-folder-entity-hashtb nil)
  59 (defvar wl-folder-entity-id-name-hashtb nil)
  60 (defvar wl-folder-elmo-folder-hashtb nil)  ; name => elmo folder structure
  61
  62 (defvar wl-folder-newsgroups-hashtb nil)
  63 (defvar wl-folder-info-alist-modified nil)
  64 (defvar wl-folder-completion-function nil)
  65
  66 (defvar wl-folder-mode-map nil)
  67
  68 (defvar wl-folder-buffer-disp-summary nil)
  69 (defvar wl-folder-buffer-cur-entity-id nil)
  70 (defvar wl-folder-buffer-cur-path nil)
  71 (defvar wl-folder-buffer-cur-point nil)
  72
  73 (make-variable-buffer-local 'wl-folder-buffer-disp-summary)
  74 (make-variable-buffer-local 'wl-folder-buffer-cur-entity-id)
  75 (make-variable-buffer-local 'wl-folder-buffer-cur-path)
  76 (make-variable-buffer-local 'wl-folder-buffer-cur-point)
  77
  78 (defconst wl-folder-entity-regexp "^\\([ ]*\\)\\(\\[[\\+-]\\]\\)?\\([^\\[].+\\):[-*0-9]+/[-*0-9]+/[-*0-9]+")
  79 (defconst wl-folder-group-regexp  "^\\([ ]*\\)\\[\\([\\+-]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+\n")
  80 ;;                              1:indent 2:opened 3:group-name
  81 (defconst wl-folder-unsync-regexp ":[^0\\*][0-9]*/[0-9\\*-]+/[0-9\\*-]+$")
  82
  83 (defvar wl-folder-mode-menu-spec
  84   '("Folder"
  85     ["Enter Current Folder" wl-folder-jump-to-current-entity t]
  86     ["Prev Folder"          wl-folder-prev-entity t]
  87     ["Next Folder"          wl-folder-next-entity t]
  88     ["Check Current Folder" wl-folder-check-current-entity t]
  89     ["Sync Current Folder"  wl-folder-sync-current-entity t]
  90 ;    ["Drop Current Folder" wl-folder-drop-unsync-current-entity t]
  91     ["Prefetch Current Folder" wl-folder-prefetch-current-entity t]
  92     ["Mark as Read all Current Folder" wl-folder-mark-as-read-all-current-entity t]
  93     ["Expire Current Folder" wl-folder-expire-current-entity t]
  94     ["Empty trash" wl-folder-empty-trash t]
  95     ["Flush queue" wl-folder-flush-queue t]
  96     ["Open All" wl-folder-open-all t]
  97     ["Open All Unread folder" wl-folder-open-all-unread-folder t]
  98     ["Close All" wl-folder-close-all t]
  99     ("Folder Manager"
 100      ["Add folder" wl-fldmgr-add t]
 101      ["Add group" wl-fldmgr-make-group t]
 102      ["Copy" wl-fldmgr-copy t]
 103      ["Cut" wl-fldmgr-cut t]
 104      ["Paste" wl-fldmgr-yank t]
 105      ["Set petname" wl-fldmgr-set-petname t]
 106      ["Rename" wl-fldmgr-rename t]
 107      ["Save" wl-fldmgr-save-folders t]
 108      "----"
 109      ["Unsubscribe" wl-fldmgr-unsubscribe t]
 110      ["Display all" wl-fldmgr-access-display-all t])
 111     "----"
 112     ["Write a message" wl-draft t]
 113     "----"
 114     ["Toggle Plug Status" wl-toggle-plugged t]
 115     ["Change Plug Status" wl-plugged-change t]
 116     "----"
 117     ["Save Current Status"  wl-save t]
 118     ["Update Satus"         wl-status-update t]
 119     ["Exit"                 wl-exit t]
 120     ))
 121
 122 (if wl-on-xemacs
 123     (defun wl-folder-setup-mouse ()
 124       (define-key wl-folder-mode-map 'button2 'wl-folder-click)
 125       (define-key wl-folder-mode-map 'button4 'wl-folder-prev-entity)
 126       (define-key wl-folder-mode-map 'button5 'wl-folder-next-entity)
 127       (define-key wl-folder-mode-map [(shift button4)]
 128         'wl-folder-prev-unread)
 129       (define-key wl-folder-mode-map [(shift button5)]
 130         'wl-folder-next-unread))
 131   (defun wl-folder-setup-mouse ()
 132     (define-key wl-folder-mode-map [mouse-2] 'wl-folder-click)
 133     (define-key wl-folder-mode-map [mouse-4] 'wl-folder-prev-entity)
 134     (define-key wl-folder-mode-map [mouse-5] 'wl-folder-next-entity)
 135     (define-key wl-folder-mode-map [S-mouse-4] 'wl-folder-prev-unread)
 136     (define-key wl-folder-mode-map [S-mouse-5] 'wl-folder-next-unread)))
 137
 138 (if wl-folder-mode-map
 139     nil
 140   (setq wl-folder-mode-map (make-sparse-keymap))
 141   (define-key wl-folder-mode-map " "    'wl-folder-jump-to-current-entity)
 142 ;  (define-key wl-folder-mode-map "\M- " 'wl-folder-open-close)
 143   (define-key wl-folder-mode-map "/"    'wl-folder-open-close)
 144   (define-key wl-folder-mode-map "\C-m" 'wl-folder-jump-to-current-entity)
 145   (define-key wl-folder-mode-map [(shift return)] 'wl-folder-jump-to-current-entity-with-arg)
 146   (define-key wl-folder-mode-map "\M-\C-m" 'wl-folder-update-recursive-current-entity)
 147   (define-key wl-folder-mode-map "rc"    'wl-folder-mark-as-read-all-region)
 148   (define-key wl-folder-mode-map "c"    'wl-folder-mark-as-read-all-current-entity)
 149   (define-key wl-folder-mode-map "g"    'wl-folder-goto-folder)
 150   (define-key wl-folder-mode-map "G"    'wl-folder-goto-folder-sticky)
 151   (define-key wl-folder-mode-map "j"    'wl-folder-jump-to-current-entity)
 152   (define-key wl-folder-mode-map "w"    'wl-draft)
 153   (define-key wl-folder-mode-map "W"    'wl-folder-write-current-folder)
 154   (define-key wl-folder-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 155   (define-key wl-folder-mode-map "\C-c\C-a" 'wl-addrmgr)
 156   (define-key wl-folder-mode-map "rS"   'wl-folder-sync-region)
 157   (define-key wl-folder-mode-map "S"    'wl-folder-sync-current-entity)
 158   (define-key wl-folder-mode-map "rs"   'wl-folder-check-region)
 159   (define-key wl-folder-mode-map "s"    'wl-folder-check-current-entity)
 160   (define-key wl-folder-mode-map "I"    'wl-folder-prefetch-current-entity)
 161 ;  (define-key wl-folder-mode-map "D"    'wl-folder-drop-unsync-current-entity)
 162   (define-key wl-folder-mode-map "p"    'wl-folder-prev-entity)
 163   (define-key wl-folder-mode-map "n"    'wl-folder-next-entity)
 164   (define-key wl-folder-mode-map "v"    'wl-folder-toggle-disp-summary)
 165   (define-key wl-folder-mode-map "P"    'wl-folder-prev-unread)
 166   (define-key wl-folder-mode-map "N"    'wl-folder-next-unread)
 167   (define-key wl-folder-mode-map "J"    'wl-folder-jump-folder)
 168   (define-key wl-folder-mode-map "f"    'wl-folder-goto-first-unread-folder)
 169   (define-key wl-folder-mode-map "o"    'wl-folder-open-all-unread-folder)
 170   (define-key wl-folder-mode-map "["    'wl-folder-open-all)
 171   (define-key wl-folder-mode-map "]"    'wl-folder-close-all)
 172   (define-key wl-folder-mode-map "e"    'wl-folder-expire-current-entity)
 173   (define-key wl-folder-mode-map "E"    'wl-folder-empty-trash)
 174   (define-key wl-folder-mode-map "F"    'wl-folder-flush-queue)
 175   (define-key wl-folder-mode-map "V"    'wl-folder-virtual)
 176   (define-key wl-folder-mode-map "?"    'wl-folder-pick)
 177   (define-key wl-folder-mode-map "q"    'wl-exit)
 178   (define-key wl-folder-mode-map "z"    'wl-folder-suspend)
 179   (define-key wl-folder-mode-map "\M-t" 'wl-toggle-plugged)
 180   (define-key wl-folder-mode-map "\C-t" 'wl-plugged-change)
 181   (define-key wl-folder-mode-map "<"    'beginning-of-buffer)
 182   (define-key wl-folder-mode-map ">"    'end-of-buffer)
 183   ;; wl-fldmgr
 184   (define-key wl-folder-mode-map "m"    'wl-fldmgr-mode-map)
 185   (define-key wl-folder-mode-map "*"    'wl-fldmgr-make-multi)
 186   (define-key wl-folder-mode-map "+"    'wl-fldmgr-make-group)
 187   (define-key wl-folder-mode-map "|"    'wl-fldmgr-make-filter)
 188   (define-key wl-folder-mode-map "\M-c" 'wl-fldmgr-copy)
 189   (define-key wl-folder-mode-map "\M-w" 'wl-fldmgr-copy-region)
 190   (define-key wl-folder-mode-map "\C-k" 'wl-fldmgr-cut)
 191   (define-key wl-folder-mode-map "\C-w" 'wl-fldmgr-cut-region)
 192   (define-key wl-folder-mode-map "\C-y" 'wl-fldmgr-yank)
 193   (define-key wl-folder-mode-map "R"    'wl-fldmgr-rename)
 194   (define-key wl-folder-mode-map "u"    'wl-fldmgr-unsubscribe)
 195   (define-key wl-folder-mode-map "ru"   'wl-fldmgr-unsubscribe-region)
 196   (define-key wl-folder-mode-map "U"    'wl-fldmgr-unsubscribe-region)
 197   (define-key wl-folder-mode-map "l"    'wl-fldmgr-access-display-normal)
 198   (define-key wl-folder-mode-map "L"    'wl-fldmgr-access-display-all)
 199   (define-key wl-folder-mode-map "Z"    'wl-status-update)
 200   (define-key wl-folder-mode-map "\C-x\C-s" 'wl-save)
 201   (define-key wl-folder-mode-map "\M-s"     'wl-save)
 202   (define-key wl-folder-mode-map "\C-xk"    'wl-folder-mimic-kill-buffer)
 203   (define-key wl-folder-mode-map "\M-\C-a"
 204     'wl-folder-goto-top-of-current-folder)
 205   (define-key wl-folder-mode-map "\M-\C-e"
 206     'wl-folder-goto-bottom-of-current-folder)
 207
 208   (wl-folder-setup-mouse)
 209   (easy-menu-define
 210    wl-folder-mode-menu
 211    wl-folder-mode-map
 212    "Menu used in Folder mode."
 213    wl-folder-mode-menu-spec))
 214
 215 (defmacro wl-folder-unread-regex (group)
 216   (` (concat "^[ ]*.+:[0-9\\*-]+/[^0\\*][0-9]*/[0-9\\*-]+$"
 217              (if (, group)
 218                  "\\|^[ ]*\\[[+-]\\]"
 219                ""))))
 220
 221 (defmacro wl-folder-buffer-group-p ()
 222   (` (save-excursion (beginning-of-line)
 223                      (looking-at wl-folder-group-regexp))))
 224
 225 (defmacro wl-folder-folder-name ()
 226   (` (save-excursion
 227        (beginning-of-line)
 228        (if (or (looking-at "^[ ]*\\[[\\+-]\\]\\(.+\\):[-0-9\\*-]+/[0-9\\*-]+/[0-9\\*-]+\n")
 229                (looking-at "^[ ]*\\([^\\[].+\\):.*\n"))
 230            (wl-match-buffer 1)))))
 231
 232 (defmacro wl-folder-entity-name ()
 233   (` (save-excursion
 234        (beginning-of-line)
 235        (if (looking-at "^[ ]*\\([^\\[].+\\):.*\n")
 236            (wl-match-buffer 1)))))
 237
 238 (defun wl-folder-buffer-search-group (group)
 239   (re-search-forward
 240    (concat
 241     "^\\([ \t]*\\)\\[[\\+-]\\]"
 242     (regexp-quote group) ":[-0-9-]+/[0-9-]+/[0-9-]+") nil t))
 243
 244 (defun wl-folder-buffer-search-entity (folder &optional searchname)
 245   (let ((search (or searchname (wl-folder-get-petname folder))))
 246     (re-search-forward
 247      (concat
 248       "^[ \t]*"
 249       (regexp-quote search) ":[-0-9\\*-]+/[0-9\\*-]+/[0-9\\*-]+") nil t)))
 250
 251 (defsubst wl-folder-get-folder-name-by-id (entity-id &optional hashtb)
 252   (and (numberp entity-id)
 253        (elmo-get-hash-val (format "#%d" entity-id)
 254                           (or hashtb wl-folder-entity-id-name-hashtb))))
 255
 256 (defsubst wl-folder-set-id-name (entity-id entity &optional hashtb)
 257   (and (numberp entity-id)
 258        (elmo-set-hash-val (format "#%d" entity-id)
 259                           entity (or hashtb wl-folder-entity-id-name-hashtb))))
 260
 261 (defmacro wl-folder-get-entity-id (entity)
 262   `(get-text-property 0 'wl-folder-entity-id ,entity))
 263
 264 (defmacro wl-folder-get-entity-from-buffer (&optional getid)
 265   `(let ((id (get-text-property (point)
 266                                 'wl-folder-entity-id)))
 267      (if ,getid
 268          id
 269        (wl-folder-get-folder-name-by-id id))))
 270
 271 (defmacro wl-folder-entity-exists-p (entity &optional hashtb)
 272   (` (let ((sym (intern-soft (, entity)
 273                              (or (, hashtb) wl-folder-entity-hashtb))))
 274        (and sym (boundp sym)))))
 275
 276 (defmacro wl-folder-clear-entity-info (entity &optional hashtb)
 277   (` (let ((sym (intern-soft (, entity)
 278                              (or (, hashtb) wl-folder-entity-hashtb))))
 279        (if (boundp sym)
 280            (makunbound sym)))))
 281
 282 (defmacro wl-folder-get-entity-info (entity &optional hashtb)
 283   (` (elmo-get-hash-val (, entity) (or (, hashtb) wl-folder-entity-hashtb))))
 284
 285 (defmacro wl-folder-set-entity-info (entity value &optional hashtb)
 286   (` (let* ((hashtb (or (, hashtb) wl-folder-entity-hashtb))
 287             (info (wl-folder-get-entity-info (, entity) hashtb)))
 288        (elmo-set-hash-val (, entity)
 289                           (if (< (length (, value)) 4)
 290                               (append (, value) (list (nth 3 info)))
 291                             (, value))
 292                           hashtb))))
 293
 294 (defun wl-folder-persistent-p (folder)
 295   (or (and (wl-folder-search-entity-by-name folder wl-folder-entity
 296                                             'folder)
 297            t) ; on Folder mode.
 298       (catch 'found
 299         (let ((li wl-save-folder-list))
 300           (while li
 301             (if (string-match (car li) folder)
 302                 (throw 'found t))
 303             (setq li (cdr li)))))
 304       (not (catch 'found
 305              (let ((li wl-no-save-folder-list))
 306                (while li
 307                  (if (string-match (car li) folder)
 308                      (throw 'found t))
 309                  (setq li (cdr li))))))))
 310
 311 ;;; ELMO folder structure with cache.
 312 (defmacro wl-folder-get-elmo-folder (entity &optional no-cache)
 313   "Get elmo folder structure from entity."
 314   (` (if (, no-cache)
 315          (elmo-make-folder (elmo-string (, entity)))
 316        (or (wl-folder-elmo-folder-cache-get (, entity))
 317            (let* ((name (elmo-string (, entity)))
 318                   (folder (elmo-make-folder name)))
 319              (wl-folder-elmo-folder-cache-put name folder)
 320              folder)))))
 321
 322 (defmacro wl-folder-elmo-folder-cache-get (name &optional hashtb)
 323   "Returns a elmo folder structure associated with NAME from HASHTB.
 324 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 325   (` (elmo-get-hash-val (, name)
 326                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 327
 328 (defmacro wl-folder-elmo-folder-cache-put (name folder &optional hashtb)
 329   "Get folder elmo folder structure on HASHTB for folder with NAME.
 330 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 331   (` (elmo-set-hash-val (, name) (, folder)
 332                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 333
 334 (defun wl-folder-prev-entity ()
 335   (interactive)
 336   (forward-line -1))
 337
 338 (defun wl-folder-next-entity ()
 339   (interactive)
 340   (forward-line 1))
 341
 342 (defun wl-folder-prev-entity-skip-invalid (&optional hereto)
 343   "move to previous entity. skip unsubscribed or removed entity."
 344   (interactive)
 345   (if hereto
 346       (end-of-line))
 347   (if (re-search-backward wl-folder-entity-regexp nil t)
 348       (beginning-of-line)
 349     (goto-char (point-min))))
 350
 351 (defun wl-folder-next-entity-skip-invalid (&optional hereto)
 352   "Move to next entity. skip unsubscribed or removed entity."
 353   (interactive)
 354   (beginning-of-line)
 355   (if (not hereto)
 356       (forward-line 1))
 357   (if (re-search-forward wl-folder-entity-regexp nil t)
 358       (beginning-of-line)
 359     (goto-char (point-max))))
 360
 361 (defun wl-folder-search-group-entity-by-name (name entity)
 362   (wl-folder-search-entity-by-name name entity 'group))
 363
 364 (defun wl-folder-search-entity-by-name (name entity &optional type)
 365   (let ((entities (list entity))
 366         entity-stack)
 367     (catch 'done
 368       (while entities
 369         (setq entity (wl-pop entities))
 370         (cond
 371          ((consp entity)
 372           (if (and (not (eq type 'folder))
 373                    (string= name (car entity)))
 374               (throw 'done entity))
 375           (and entities
 376                (wl-push entities entity-stack))
 377           (setq entities (nth 2 entity)))
 378          ((and (not (eq type 'group))
 379                (stringp entity))
 380           (if (string= name entity)
 381               (throw 'done entity))))
 382         (unless entities
 383           (setq entities (wl-pop entity-stack)))))))
 384
 385 (defun wl-folder-search-entity-list-by-name (name entity &optional get-id)
 386   (let ((entities (list entity))
 387         entity-stack ret-val)
 388     (while entities
 389       (setq entity (wl-pop entities))
 390       (cond
 391        ((consp entity)
 392         (and entities
 393              (wl-push entities entity-stack))
 394         (setq entities (nth 2 entity)))
 395        ((stringp entity)
 396         (if (string= name entity)
 397             (wl-append ret-val (if get-id
 398                                    (list (wl-folder-get-entity-id entity))
 399                                  (list entity))))))
 400       (unless entities
 401         (setq entities (wl-pop entity-stack))))
 402     ret-val))
 403
 404 (defun wl-folder-get-prev-folder (id &optional unread)
 405   (let ((name (if (stringp id)
 406                   id
 407                 (wl-folder-get-folder-name-by-id id)))
 408         entity entity-stack last-entity finfo
 409         (entities (list wl-folder-entity)))
 410     (catch 'done
 411       (while entities
 412         (setq entity (wl-pop entities))
 413         (cond
 414          ((consp entity)
 415 ;;        (if (and (string= name (car entity))
 416 ;;                 (eq id (wl-folder-get-entity-id (car entity))))
 417 ;;            (throw 'done last-entity))
 418           (and entities
 419                (wl-push entities entity-stack))
 420           (setq entities (nth 2 entity)))
 421          ((stringp entity)
 422           (if (and (string= name entity)
 423                    ;; don't use eq, `id' is string on Nemacs.
 424                    (equal id (wl-folder-get-entity-id entity)))
 425               (throw 'done last-entity))
 426           (if (or (not unread)
 427                   (and (setq finfo (wl-folder-get-entity-info entity))
 428                        (and (nth 0 finfo)(nth 1 finfo))
 429                        (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 430               (setq last-entity entity))))
 431         (unless entities
 432           (setq entities (wl-pop entity-stack)))))))
 433
 434 (defun wl-folder-get-next-folder (id &optional unread)
 435   (let ((name (if (stringp id)
 436                   id
 437                 (wl-folder-get-folder-name-by-id id)))
 438         entity entity-stack found finfo
 439         (entities (list wl-folder-entity)))
 440     (catch 'done
 441       (while entities
 442         (setq entity (wl-pop entities))
 443         (cond
 444          ((consp entity)
 445 ;;;       (if (and (string= name (car entity))
 446 ;;;                (eq id (wl-folder-get-entity-id (car entity))))
 447 ;;;           (setq found t))
 448           (and entities
 449                (wl-push entities entity-stack))
 450           (setq entities (nth 2 entity)))
 451          ((stringp entity)
 452           (if found
 453               (when (or (not unread)
 454                         (and (setq finfo (wl-folder-get-entity-info entity))
 455                              (and (nth 0 finfo)(nth 1 finfo))
 456                              (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 457                 (throw 'done entity))
 458             (if (and (string= name entity)
 459                      ;; don't use eq, `id' is string on Nemacs.
 460                      (equal id (wl-folder-get-entity-id entity)))
 461                 (setq found t)))))
 462         (unless entities
 463           (setq entities (wl-pop entity-stack)))))))
 464
 465 (defun wl-folder-flush-queue ()
 466   "Flush queue."
 467   (interactive)
 468   (let ((cur-buf (current-buffer))
 469         (wl-auto-select-first nil)
 470         (wl-plugged t)
 471         emptied)
 472     (if elmo-enable-disconnected-operation
 473         (elmo-dop-queue-flush 'force)) ; Try flushing all queue.
 474     (if (not (elmo-folder-list-messages
 475               (wl-folder-get-elmo-folder wl-queue-folder)))
 476         (message "No sending queue exists.")
 477       (if wl-stay-folder-window
 478           (wl-folder-select-buffer
 479            (wl-summary-get-buffer-create wl-queue-folder)))
 480       (wl-summary-goto-folder-subr wl-queue-folder 'force-update nil)
 481       (unwind-protect
 482           (wl-draft-queue-flush)
 483         (if (get-buffer-window cur-buf)
 484             (select-window (get-buffer-window cur-buf)))
 485         (set-buffer cur-buf)
 486         (if wl-stay-folder-window
 487             (wl-folder-toggle-disp-summary 'off wl-queue-folder)
 488           (switch-to-buffer cur-buf))))))
 489
 490 (defun wl-folder-empty-trash ()
 491   "Empty trash."
 492   (interactive)
 493   (let ((cur-buf (current-buffer))
 494         (wl-auto-select-first nil)
 495         trash-buf emptied)
 496     (if wl-stay-folder-window
 497         (wl-folder-select-buffer
 498          (wl-summary-get-buffer-create wl-trash-folder)))
 499     (wl-summary-goto-folder-subr wl-trash-folder 'force-update nil nil t)
 500     (setq trash-buf (current-buffer))
 501     (unwind-protect
 502         (setq emptied (wl-summary-delete-all-msgs))
 503       (when emptied
 504         (setq wl-thread-entities nil
 505               wl-thread-entity-list nil)
 506         (if wl-summary-cache-use (wl-summary-save-view-cache))
 507         (elmo-folder-commit wl-summary-buffer-elmo-folder))
 508       (if (get-buffer-window cur-buf)
 509           (select-window (get-buffer-window cur-buf)))
 510       (set-buffer cur-buf)
 511       (if emptied
 512           (wl-folder-set-folder-updated wl-trash-folder '(0 0 0)))
 513       (if wl-stay-folder-window
 514           (wl-folder-toggle-disp-summary 'off wl-trash-folder)
 515         (switch-to-buffer cur-buf))
 516       (and trash-buf
 517            (kill-buffer trash-buf)))))
 518
 519 (defun wl-folder-goto-top-of-current-folder (&optional arg)
 520   "Move backward to the top of the current folder group.
 521 Optional argument ARG is repeart count."
 522   (interactive "P")
 523   (if (re-search-backward
 524        "^ *\\[[\\+-]\\]" nil t (if arg (prefix-numeric-value arg)))
 525       (beginning-of-line)
 526     (goto-char (point-min))))
 527
 528 (defun wl-folder-goto-bottom-of-current-folder (indent)
 529   "Move forward to the bottom of the current folder group."
 530   (interactive
 531    (let ((indent
 532           (save-excursion
 533             (beginning-of-line)
 534             (if (looking-at "^ *")
 535                 (buffer-substring (match-beginning 0)(1- (match-end 0)))
 536               ""))))
 537      (list indent)))
 538   (if (catch 'done
 539         (while (re-search-forward "^ *" nil t)
 540           (if (<= (length (match-string 0))
 541                   (length indent))
 542               (throw 'done nil)))
 543         (throw 'done t))
 544       (goto-char (point-max))))
 545
 546 (defsubst wl-folder-update-group (entity diffs &optional is-group)
 547   (save-excursion
 548     (let ((path (wl-folder-get-path
 549                  wl-folder-entity
 550                  (wl-folder-get-entity-id entity)
 551                  entity)))
 552       (if (not is-group)
 553           ;; delete itself from path
 554           (setq path (delete (nth (- (length path) 1) path) path)))
 555       (goto-char (point-min))
 556       (catch 'done
 557         (while path
 558           ;; goto the path line.
 559           (if (or (eq (car path) 0) ; update desktop
 560                   (wl-folder-buffer-search-group
 561                    (wl-folder-get-petname
 562                     (if (stringp (car path))
 563                         (car path)
 564                       (wl-folder-get-folder-name-by-id
 565                        (car path))))))
 566               ;; update it.
 567               (wl-folder-update-diff-line diffs)
 568             (throw 'done t))
 569           (setq path (cdr path)))))))
 570
 571 (defun wl-folder-maybe-load-folder-list (entity)
 572   (when (null (caddr entity))
 573     (setcdr (cdr entity)
 574             (elmo-msgdb-flist-load (car entity)))
 575     (when (cddr entity)
 576       (let (diffs)
 577         (save-excursion
 578           (wl-folder-entity-assign-id entity
 579                                       wl-folder-entity-id-name-hashtb
 580                                       t)
 581           (setq diffs (wl-fldmgr-add-entity-hashtb (list entity)))
 582           (unless (equal diffs '(0 0 0))
 583             (wl-folder-update-group (car entity) diffs t)))))))
 584
 585 (defsubst wl-folder-force-fetch-p (entity)
 586   (cond
 587    ((consp wl-force-fetch-folders)
 588     (wl-string-match-member entity wl-force-fetch-folders))
 589    (t
 590     wl-force-fetch-folders)))
 591
 592 (defun wl-folder-jump-to-current-entity-with-arg ()
 593   (interactive)
 594   (wl-folder-jump-to-current-entity t))
 595
 596 (defun wl-folder-jump-to-current-entity (&optional arg)
 597   "Enter the current folder.  If optional ARG exists, update folder list."
 598   (interactive "P")
 599   (beginning-of-line)
 600   (let (entity beg end indent opened fname err fld-name)
 601     (cond
 602      ((looking-at wl-folder-group-regexp)
 603       (save-excursion
 604         (setq fname (wl-folder-get-realname (wl-match-buffer 3)))
 605         (setq indent (wl-match-buffer 1))
 606         (setq opened (wl-match-buffer 2))
 607         (if (string= opened "+")
 608             (progn
 609               (setq entity (wl-folder-search-group-entity-by-name
 610                             fname
 611                             wl-folder-entity))
 612               (setq beg (point))
 613               (if arg
 614                   (wl-folder-update-recursive-current-entity entity)
 615                 ;; insert as opened
 616                 (setcdr (assoc (car entity) wl-folder-group-alist) t)
 617                 (if (eq 'access (cadr entity))
 618                     (wl-folder-maybe-load-folder-list entity))
 619                 ;(condition-case errobj
 620                     (progn
 621                       (if (or (wl-folder-force-fetch-p (car entity))
 622                               (and
 623                                (eq 'access (cadr entity))
 624                                (null (caddr entity))))
 625                           (wl-folder-update-newest indent entity)
 626                         (wl-folder-insert-entity indent entity))
 627                       (wl-highlight-folder-path wl-folder-buffer-cur-path))
 628                  ; (quit
 629                  ;  (setq err t)
 630                  ;  (setcdr (assoc fname wl-folder-group-alist) nil))
 631                  ; (error
 632                  ;  (elmo-display-error errobj t)
 633                  ;  (ding)
 634                  ;  (setq err t)
 635                  ;  (setcdr (assoc fname wl-folder-group-alist) nil)))
 636                 (if (not err)
 637                     (let ((buffer-read-only nil))
 638                       (delete-region (save-excursion (beginning-of-line)
 639                                                      (point))
 640                                      (save-excursion (end-of-line)
 641                                                      (+ 1 (point))))))))
 642           (setq beg (point))
 643           (end-of-line)
 644           (save-match-data
 645             (setq end
 646                   (progn (wl-folder-goto-bottom-of-current-folder indent)
 647                          (beginning-of-line)
 648                          (point))))
 649           (setq entity (wl-folder-search-group-entity-by-name
 650                         fname
 651                         wl-folder-entity))
 652           (let ((buffer-read-only nil))
 653             (delete-region beg end))
 654           (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 655           (wl-folder-insert-entity indent entity) ; insert entity
 656           (forward-line -1)
 657           (wl-highlight-folder-path wl-folder-buffer-cur-path)
 658 ;         (wl-delete-all-overlays)
 659 ;         (wl-highlight-folder-current-line)
 660           )))
 661      ((setq fld-name (wl-folder-entity-name))
 662       (wl-folder-set-current-entity-id
 663        (get-text-property (point) 'wl-folder-entity-id))
 664       (setq fld-name (wl-folder-get-folder-name-by-id
 665                       wl-folder-buffer-cur-entity-id))
 666       (let ((summary-buf (wl-summary-get-buffer-create fld-name arg))
 667             error-selecting)
 668         (if (or wl-stay-folder-window wl-summary-use-frame)
 669             (wl-folder-select-buffer summary-buf)
 670           (if (and summary-buf
 671                    (get-buffer-window summary-buf))
 672               (delete-window)))
 673         (wl-summary-goto-folder-subr fld-name
 674                                      (wl-summary-get-sync-range
 675                                       (wl-folder-get-elmo-folder fld-name))
 676                                      nil arg t)))))
 677   (set-buffer-modified-p nil))
 678
 679 (defun wl-folder-close-entity (entity)
 680   (let ((entities (list entity))
 681         entity-stack)
 682     (while entities
 683       (setq entity (wl-pop entities))
 684       (cond
 685        ((consp entity)
 686         (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 687         (and entities
 688              (wl-push entities entity-stack))
 689         (setq entities (nth 2 entity))))
 690       (unless entities
 691         (setq entities (wl-pop entity-stack))))))
 692
 693 (defun wl-folder-update-recursive-current-entity (&optional entity)
 694   (interactive)
 695   (when (wl-folder-buffer-group-p)
 696     (cond
 697      ((string= (wl-match-buffer 2) "+")
 698       (save-excursion
 699         (if entity ()
 700           (setq entity
 701                 (wl-folder-search-group-entity-by-name
 702                  (wl-folder-get-realname (wl-match-buffer 3))
 703                  wl-folder-entity)))
 704         (let ((inhibit-read-only t)
 705               (entities (list entity))
 706               entity-stack err indent)
 707           (while (and entities (not err))
 708             (setq entity (wl-pop entities))
 709             (cond
 710              ((consp entity)
 711               (wl-folder-close-entity entity)
 712               (setcdr (assoc (car entity) wl-folder-group-alist) t)
 713               (unless (wl-folder-buffer-search-group
 714                        (wl-folder-get-petname (car entity)))
 715                 (error "%s: not found group" (car entity)))
 716               (setq indent (wl-match-buffer 1))
 717               (if (eq 'access (cadr entity))
 718                   (wl-folder-maybe-load-folder-list entity))
 719               (beginning-of-line)
 720               (setq err nil)
 721               (save-excursion
 722                 (condition-case errobj
 723                     (wl-folder-update-newest indent entity)
 724                   (quit
 725                    (setq err t)
 726                    (setcdr (assoc (car entity) wl-folder-group-alist) nil))
 727                   (error
 728                    (elmo-display-error errobj t)
 729                    (ding)
 730                    (setq err t)
 731                    (setcdr (assoc (car entity) wl-folder-group-alist) nil)))
 732                 (if (not err)
 733                     (delete-region (save-excursion (beginning-of-line)
 734                                                    (point))
 735                                    (save-excursion (end-of-line)
 736                                                    (+ 1 (point))))))
 737               ;;
 738               (and entities
 739                    (wl-push entities entity-stack))
 740               (setq entities (nth 2 entity))))
 741             (unless entities
 742               (setq entities (wl-pop entity-stack)))))
 743         (set-buffer-modified-p nil)))
 744      (t
 745       (wl-folder-jump-to-current-entity)))))
 746
 747 (defun wl-folder-no-auto-check-folder-p (folder)
 748   (if (stringp folder)
 749       (if (catch 'found
 750             (let ((li wl-auto-check-folder-list))
 751               (while li
 752                 (if (string-match (car li) folder)
 753                     (throw 'found t))
 754                 (setq li (cdr li)))))
 755           nil
 756         (catch 'found
 757           (let ((li wl-auto-uncheck-folder-list))
 758             (while li
 759               (if (string-match (car li) folder)
 760                   (throw 'found t))     ; no check!
 761               (setq li (cdr li))))))))
 762
 763 (defsubst wl-folder-add-folder-info (pre-value value)
 764   (list
 765    (+ (or (nth 0 pre-value) 0) (or (nth 0 value) 0))
 766    (+ (or (nth 1 pre-value) 0) (or (nth 1 value) 0))
 767    (+ (or (nth 2 pre-value) 0) (or (nth 2 value) 0))))
 768
 769 (defun wl-folder-check-entity (entity &optional auto)
 770   "Check unsync message number."
 771   (let ((start-pos (point))
 772         ret-val)
 773     (run-hooks 'wl-folder-check-entity-pre-hook)
 774     (if (and (consp entity)             ;; group entity
 775              wl-folder-check-async)     ;; very fast
 776         (setq ret-val (wl-folder-check-entity-async entity auto))
 777       (save-excursion
 778         (cond
 779          ((consp entity)
 780           (let ((flist (if auto
 781                            (elmo-delete-if
 782                             'wl-folder-no-auto-check-folder-p
 783                             (nth 2 entity))
 784                          (nth 2 entity)))
 785                 (wl-folder-check-entity-pre-hook nil)
 786                 (wl-folder-check-entity-hook nil)
 787                 new unread all)
 788             (while flist
 789               (setq ret-val
 790                     (wl-folder-add-folder-info
 791                      ret-val
 792                      (wl-folder-check-entity (car flist))))
 793               (setq flist (cdr flist)))
 794             ;(wl-folder-buffer-search-entity (car entity))
 795             ;(wl-folder-update-line ret-val)
 796             ))
 797          ((stringp entity)
 798           (message "Checking \"%s\"" entity)
 799           (setq ret-val (wl-folder-check-one-entity
 800                          entity))
 801           (goto-char start-pos)
 802           (sit-for 0))
 803          (t
 804           (message "Uncheck(unplugged) \"%s\"" entity)))))
 805     (if ret-val
 806         (message "Checking \"%s\" is done."
 807                  (if (consp entity) (car entity) entity)))
 808     (run-hooks 'wl-folder-check-entity-hook)
 809     ret-val))
 810
 811 (defun wl-folder-check-one-entity (entity &optional biff)
 812   (let* ((folder (wl-folder-get-elmo-folder entity biff))
 813          (nums (condition-case err
 814                    (progn
 815                      (if biff (elmo-folder-set-biff-internal folder t))
 816                      (if (wl-string-match-member entity wl-strict-diff-folders)
 817                          (elmo-strict-folder-diff folder)
 818                        (elmo-folder-diff folder)))
 819                  (error
 820                   ;; maybe not exist folder.
 821                   (if (and (not (memq 'elmo-open-error
 822                                       (get (car err) 'error-conditions)))
 823                            (not (elmo-folder-exists-p folder)))
 824                       (wl-folder-create-subr folder)
 825                     (signal (car err) (cdr err))))))
 826          (new    (elmo-diff-new nums))
 827          (unread (elmo-diff-unread nums))
 828          (all    (elmo-diff-all nums))
 829          unsync nomif)
 830     (if (and (eq wl-folder-notify-deleted 'sync)
 831              (or (and new    (> 0 new))
 832                  (and unread (> 0 unread))
 833                  (and all    (> 0 all))))
 834         (progn
 835           (wl-folder-sync-entity entity)
 836           (setq nums (elmo-folder-diff folder)
 837                 new    (elmo-diff-new nums)
 838                 unread (elmo-diff-unread nums)
 839                 all    (elmo-diff-all nums)))
 840       (unless wl-folder-notify-deleted
 841         (setq new    (and new    (max 0 new))
 842               unread (and unread (max 0 unread))
 843               all    (and all    (max 0 all))))
 844       (setq unread (or (and unread (- unread (or new 0)))
 845                        (elmo-folder-get-info-unread folder)
 846                        (cdr (wl-summary-count-unread
 847                              (elmo-msgdb-get-mark-alist
 848                               (elmo-folder-msgdb folder))))))
 849       (wl-folder-entity-hashtb-set wl-folder-entity-hashtb entity
 850                                    (list new unread all)
 851                                    (get-buffer wl-folder-buffer-name)))
 852     (setq wl-folder-info-alist-modified t)
 853     (sit-for 0)
 854     (list new unread all)))
 855
 856 (defun wl-folder-check-entity-async (entity &optional auto)
 857   (let ((elmo-nntp-groups-async t)
 858         (elist (if auto
 859                    (elmo-delete-if
 860                     'wl-folder-no-auto-check-folder-p
 861                     (wl-folder-get-entity-list entity))
 862                  (wl-folder-get-entity-list entity)))
 863         (nntp-connection-keys nil)
 864         name folder folder-list
 865         sync-folder-list
 866         async-folder-list
 867         server
 868         ret-val)
 869     (while elist
 870       (setq folder (wl-folder-get-elmo-folder (car elist)))
 871       (if (not (elmo-folder-plugged-p folder))
 872           (message "Uncheck \"%s\"" (car elist))
 873         (setq folder-list
 874               (elmo-folder-get-primitive-list folder))
 875         (cond ((elmo-folder-contains-type folder 'nntp)
 876                (wl-append async-folder-list (list folder))
 877                (while folder-list
 878                  (when (eq (elmo-folder-type-internal (car folder-list))
 879                            'nntp)
 880                    (when (not (string=
 881                                server
 882                                (elmo-net-folder-server-internal
 883                                 (car folder-list))))
 884                      (setq server (elmo-net-folder-server-internal
 885                                    (car folder-list)))
 886                      (message "Checking on \"%s\"" server))
 887                    (setq nntp-connection-keys
 888                          (elmo-nntp-get-folders-info-prepare
 889                           (car folder-list)
 890                           nntp-connection-keys)))
 891                  (setq folder-list (cdr folder-list))))
 892               (t
 893                (wl-append sync-folder-list (list folder)))))
 894       (setq elist (cdr elist)))
 895     ;; check local entity at first
 896     (while (setq folder (pop sync-folder-list))
 897       (if (not (elmo-folder-plugged-p folder))
 898           (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 899         (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 900         (setq ret-val
 901               (wl-folder-add-folder-info
 902                ret-val
 903                (wl-folder-check-one-entity (elmo-folder-name-internal
 904                                             folder))))
 905         ;;(sit-for 0)
 906         ))
 907     ;; check network entity at last
 908     (when async-folder-list
 909       (elmo-nntp-get-folders-info nntp-connection-keys)
 910       (while (setq folder (pop async-folder-list))
 911         (if (not (elmo-folder-plugged-p folder))
 912             (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 913           (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 914           (setq ret-val
 915                 (wl-folder-add-folder-info
 916                  ret-val
 917                  (wl-folder-check-one-entity (elmo-folder-name-internal
 918                                               folder))))
 919           ;;(sit-for 0)
 920           )))
 921     ret-val))
 922
 923 ;;
 924 (defun wl-folder-resume-entity-hashtb-by-finfo (entity-hashtb info-alist)
 925   "Resume unread info for entity alist."
 926   (let (info)
 927     (while info-alist
 928       (setq info (nth 1 (car info-alist)))
 929       (wl-folder-set-entity-info (caar info-alist)
 930                                  (list (nth 2 info)(nth 3 info)(nth 1 info))
 931                                  entity-hashtb)
 932       (setq info-alist (cdr info-alist)))))
 933
 934 (defun wl-folder-move-path (path)
 935   (let ((fp (if (consp path)
 936                 path
 937               ;; path is entity-id
 938               (wl-folder-get-path wl-folder-entity path))))
 939     (goto-char (point-min))
 940     (while (and fp
 941                 (not (eobp)))
 942       (when (equal (car fp)
 943                    (wl-folder-get-entity-from-buffer t))
 944         (setq fp (cdr fp))
 945         (setq wl-folder-buffer-cur-point (point)))
 946       (forward-line 1))
 947     (and wl-folder-buffer-cur-point
 948          (goto-char wl-folder-buffer-cur-point))))
 949
 950 (defun wl-folder-set-current-entity-id (entity-id)
 951   (let ((buf (get-buffer wl-folder-buffer-name)))
 952     (if buf
 953         (save-excursion
 954           (set-buffer buf)
 955           (setq wl-folder-buffer-cur-entity-id entity-id)
 956           (setq wl-folder-buffer-cur-path (wl-folder-get-path wl-folder-entity
 957                                                               entity-id))
 958           (wl-highlight-folder-path wl-folder-buffer-cur-path)
 959           (and wl-folder-move-cur-folder
 960                wl-folder-buffer-cur-point
 961                (goto-char wl-folder-buffer-cur-point))))
 962     (if (eq (current-buffer) buf)
 963         (and wl-folder-move-cur-folder
 964              wl-folder-buffer-cur-point
 965              (goto-char wl-folder-buffer-cur-point)))))
 966
 967 (defun wl-folder-check-current-entity ()
 968   "Check folder at position.
 969 If current line is group folder, check all sub entries."
 970   (interactive)
 971   (let* ((entity-name (wl-folder-get-entity-from-buffer))
 972          (group (wl-folder-buffer-group-p))
 973          (desktop (string= entity-name wl-folder-desktop-name)))
 974     (when entity-name
 975       (wl-folder-check-entity
 976        (if group
 977            (wl-folder-search-group-entity-by-name entity-name
 978                                                   wl-folder-entity)
 979          entity-name)
 980        desktop))))
 981
 982 (defun wl-folder-sync-entity (entity &optional unread-only)
 983   "Synchronize the msgdb of ENTITY."
 984   (cond
 985    ((consp entity)
 986     (let ((flist (nth 2 entity)))
 987       (while flist
 988         (wl-folder-sync-entity (car flist) unread-only)
 989         (setq flist (cdr flist)))))
 990    ((stringp entity)
 991     (let* ((folder (wl-folder-get-elmo-folder entity))
 992            (nums (wl-folder-get-entity-info entity))
 993            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
 994                                          (wl-summary-always-sticky-folder-p
 995                                           folder))
 996                                      wl-summary-highlight))
 997            wl-auto-select-first new unread)
 998       (setq new (or (car nums) 0))
 999       (setq unread (or (cadr nums) 0))
1000       (if (or (not unread-only)
1001               (or (< 0 new) (< 0 unread)))
1002           (let ((wl-summary-buffer-name (concat
1003                                          wl-summary-buffer-name
1004                                          (symbol-name this-command)))
1005                 (wl-summary-use-frame nil)
1006                 (wl-summary-always-sticky-folder-list nil))
1007             (save-window-excursion
1008               (save-excursion
1009                 (wl-summary-goto-folder-subr entity
1010                                              (wl-summary-get-sync-range
1011                                               folder)
1012                                              nil nil nil t)
1013                 (wl-summary-exit)))))))))
1014
1015 (defun wl-folder-sync-current-entity (&optional unread-only)
1016   "Synchronize the folder at position.
1017 If current line is group folder, check all subfolders."
1018   (interactive "P")
1019   (save-excursion
1020     (let ((entity-name (wl-folder-get-entity-from-buffer))
1021           (group (wl-folder-buffer-group-p)))
1022       (when (and entity-name
1023                  (y-or-n-p (format "Sync %s? " entity-name)))
1024         (wl-folder-sync-entity
1025          (if group
1026              (wl-folder-search-group-entity-by-name entity-name
1027                                                     wl-folder-entity)
1028            entity-name)
1029          unread-only)
1030         (message "Syncing %s is done!" entity-name)))))
1031
1032 (defun wl-folder-mark-as-read-all-entity (entity)
1033   "Mark as read all messages in the ENTITY."
1034   (cond
1035    ((consp entity)
1036     (let ((flist (nth 2 entity)))
1037       (while flist
1038         (wl-folder-mark-as-read-all-entity (car flist))
1039         (setq flist (cdr flist)))))
1040    ((stringp entity)
1041     (let* ((nums (wl-folder-get-entity-info entity))
1042            (folder (wl-folder-get-elmo-folder entity))
1043            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
1044                                          (wl-summary-always-sticky-folder-p
1045                                           folder))
1046                                      wl-summary-highlight))
1047            wl-auto-select-first new unread)
1048       (setq new (or (car nums) 0))
1049       (setq unread (or (cadr nums) 0))
1050       (if (or (< 0 new) (< 0 unread))
1051           (save-window-excursion
1052             (save-excursion
1053               (let ((wl-summary-buffer-name (concat
1054                                              wl-summary-buffer-name
1055                                              (symbol-name this-command)))
1056                     (wl-summary-use-frame nil)
1057                     (wl-summary-always-sticky-folder-list nil))
1058                 (wl-summary-goto-folder-subr entity
1059                                              (wl-summary-get-sync-range folder)
1060                                              nil)
1061                 (wl-summary-mark-as-read-all)
1062                 (wl-summary-exit))))
1063         (sit-for 0))))))
1064
1065 (defun wl-folder-mark-as-read-all-current-entity ()
1066   "Mark as read all messages in the folder at position.
1067 If current line is group folder, all subfolders are marked."
1068   (interactive)
1069   (save-excursion
1070     (let ((entity-name (wl-folder-get-entity-from-buffer))
1071           (group (wl-folder-buffer-group-p))
1072           summary-buf)
1073       (when (and entity-name
1074                  (y-or-n-p (format "Mark all messages in %s as read? " entity-name)))
1075         (wl-folder-mark-as-read-all-entity
1076          (if group
1077              (wl-folder-search-group-entity-by-name entity-name
1078                                                     wl-folder-entity)
1079            entity-name))
1080         (message "All messages in %s are marked!" entity-name)))))
1081
1082 (defun wl-folder-check-region (beg end)
1083   (interactive "r")
1084   (goto-char beg)
1085   (beginning-of-line)
1086   (setq beg (point))
1087   (goto-char end)
1088   (beginning-of-line)
1089   (setq end (point))
1090   (goto-char beg)
1091   (let ((inhibit-read-only t)
1092         entity)
1093     (while (< (point) end)
1094       ;; normal folder entity
1095       (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1096           (save-excursion
1097             (setq entity (wl-folder-get-entity-from-buffer))
1098             (if (not (elmo-folder-plugged-p (wl-folder-get-elmo-folder
1099                                              entity)))
1100                 (message "Uncheck %s" entity)
1101               (message "Checking %s" entity)
1102               (wl-folder-check-one-entity entity)
1103               (sit-for 0))))
1104       (forward-line 1)))
1105   (message ""))
1106
1107 (defun wl-folder-sync-region (beg end)
1108   (interactive "r")
1109   (goto-char beg)
1110   (beginning-of-line)
1111   (setq beg (point))
1112   (goto-char end)
1113   (end-of-line)
1114   (setq end (point))
1115   (goto-char beg)
1116   (while (< (point) end)
1117     ;; normal folder entity
1118     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1119         (save-excursion
1120           (let ((inhibit-read-only t)
1121                 entity)
1122             (setq entity (wl-folder-get-entity-from-buffer))
1123             (wl-folder-sync-entity entity)
1124             (message "Syncing %s is done!" entity)
1125             (sit-for 0))))
1126     (forward-line 1))
1127   (message ""))
1128
1129 (defun wl-folder-mark-as-read-all-region (beg end)
1130   (interactive "r")
1131   (goto-char beg)
1132   (beginning-of-line)
1133   (setq beg (point))
1134   (goto-char end)
1135   (end-of-line)
1136   (setq end (point))
1137   (goto-char beg)
1138   (while (< (point) end)
1139     ;; normal folder entity
1140     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1141         (save-excursion
1142           (let ((inhibit-read-only t)
1143                 entity)
1144             (setq entity (wl-folder-get-entity-from-buffer))
1145             (wl-folder-mark-as-read-all-entity entity)
1146             (message "All messages in %s are marked!" entity)
1147             (sit-for 0))))
1148     (forward-line 1))
1149   (message ""))
1150
1151 (defsubst wl-create-access-init-load-p (folder)
1152   (let ((no-load-regexp (when (and
1153                                (not wl-folder-init-load-access-folders)
1154                                wl-folder-init-no-load-access-folders)
1155                           (mapconcat 'identity
1156                                      wl-folder-init-no-load-access-folders
1157                                      "\\|")))
1158         (load-regexp (and wl-folder-init-load-access-folders
1159                           (mapconcat 'identity
1160                                      wl-folder-init-load-access-folders
1161                                      "\\|"))))
1162     (cond (load-regexp (string-match load-regexp folder))
1163           (t (not (and no-load-regexp
1164                        (string-match no-load-regexp folder)))))))
1165
1166 (defun wl-create-access-folder-entity (name)
1167   (let (flists flist)
1168     (when (wl-create-access-init-load-p name)
1169       (setq flists (elmo-msgdb-flist-load name)) ; load flist.
1170       (setq flist (car flists))
1171       (while flist
1172         (when (consp (car flist))
1173           (setcdr (cdar flist)
1174                   (wl-create-access-folder-entity (caar flist))))
1175         (setq flist (cdr flist)))
1176       flists)))
1177
1178 (defun wl-create-folder-entity-from-buffer ()
1179   "Create folder entity recursively."
1180   (cond
1181    ((looking-at "^[ \t]*$")             ; blank line
1182     (goto-char (+ 1(match-end 0)))
1183     'ignore)
1184    ((looking-at "^#.*$")                ; comment
1185     (goto-char (+ 1 (match-end 0)))
1186     'ignore)
1187    ((looking-at "^[\t ]*\\(.+\\)[\t ]*{[\t ]*$") ; group definition
1188     (let (name entity flist)
1189       (setq name (wl-match-buffer 1))
1190       (goto-char (+ 1 (match-end 0)))
1191       (while (setq entity (wl-create-folder-entity-from-buffer))
1192         (unless (eq entity 'ignore)
1193           (wl-append flist (list entity))))
1194       (if (looking-at "^[\t ]*}[\t ]*$") ; end of group
1195           (progn
1196             (goto-char (+ 1 (match-end 0)))
1197             (if (wl-string-assoc name wl-folder-petname-alist)
1198                 (error "%s already defined as petname" name))
1199             (list name 'group flist))
1200         (error "Syntax error in folder definition"))))
1201    ((looking-at "^[\t ]*\\([^\t \n]+\\)[\t ]*/$") ; access it!
1202     (let (name)
1203       (setq name (wl-match-buffer 1))
1204       (goto-char (+ 1 (match-end 0)))
1205 ;      (condition-case ()
1206 ;         (unwind-protect
1207 ;             (setq flist (elmo-list-folders name)))
1208 ;       (error (message "Access to folder %s failed." name)))
1209 ;;       (setq flist (elmo-msgdb-flist-load name)) ; load flist.
1210 ;;       (setq unsublist (nth 1 flist))
1211 ;;       (setq flist (car flist))
1212 ;;       (list name 'access flist unsublist)))
1213       (append (list name 'access) (wl-create-access-folder-entity name))))
1214    ;((looking-at "^[\t ]*\\([^\t \n}]+\\)[\t ]*\\(\"[^\"]*\"\\)?[\t ]*$") ; normal folder entity
1215    ((looking-at "^[\t ]*=[ \t]+\\([^\n]+\\)$"); petname definition
1216     (goto-char (+ 1 (match-end 0)))
1217     (let ((rest (elmo-match-buffer 1))
1218           petname)
1219       (when (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1220         (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1221         (setq rest (substring rest 0 (match-beginning 0))))
1222       (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1223         (wl-folder-append-petname (elmo-match-string 1 rest)
1224                                   petname))
1225       'ignore))
1226    ((looking-at "^[ \t]*}[ \t]*$") ; end of group
1227     nil)
1228    ((looking-at "^.*$") ; normal folder entity
1229     (goto-char (+ 1 (match-end 0)))
1230     (let ((rest (elmo-match-buffer 0))
1231           realname petname)
1232       (if (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1233           (progn
1234             (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1235             (setq rest (substring rest 0 (match-beginning 0)))
1236             (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1237               (wl-folder-append-petname
1238                (setq realname (elmo-match-string 1 rest))
1239                petname)
1240               realname))
1241         (if (string-match "^[\t ]*\\(.+\\)$" rest)
1242             (elmo-match-string 1 rest)
1243           rest))))))
1244
1245 (defun wl-folder-create-folder-entity ()
1246   "Create folder entries."
1247   (let ((tmp-buf (get-buffer-create " *wl-folder-tmp*"))
1248         entity ret-val)
1249     (condition-case ()
1250         (progn
1251           (with-current-buffer tmp-buf
1252             (erase-buffer)
1253             (insert-file-contents wl-folders-file)
1254             (goto-char (point-min))
1255             (while (and (not (eobp))
1256                         (setq entity (wl-create-folder-entity-from-buffer)))
1257               (unless (eq entity 'ignore)
1258                 (wl-append ret-val (list entity)))))
1259           (kill-buffer tmp-buf))
1260       (file-error nil))
1261     (setq ret-val (list wl-folder-desktop-name 'group ret-val))))
1262
1263 (defun wl-folder-entity-assign-id (entity &optional hashtb on-noid)
1264   (let ((hashtb (or hashtb
1265                     (setq wl-folder-entity-id-name-hashtb
1266                           (elmo-make-hash wl-folder-entity-id))))
1267         (entities (list entity))
1268         entity-stack)
1269     (while entities
1270       (setq entity (wl-pop entities))
1271       (cond
1272        ((consp entity)
1273         (when (not (and on-noid
1274                         (get-text-property 0
1275                                            'wl-folder-entity-id
1276                                            (car entity))))
1277           (put-text-property 0 (length (car entity))
1278                              'wl-folder-entity-id
1279                              wl-folder-entity-id
1280                              (car entity))
1281           (wl-folder-set-id-name wl-folder-entity-id
1282                                  (car entity) hashtb))
1283         (and entities
1284              (wl-push entities entity-stack))
1285         (setq entities (nth 2 entity)))
1286        ((stringp entity)
1287         (when (not (and on-noid
1288                         (get-text-property 0
1289                                            'wl-folder-entity-id
1290                                            entity)))
1291           (put-text-property 0 (length entity)
1292                              'wl-folder-entity-id
1293                              wl-folder-entity-id
1294                              entity)
1295           (wl-folder-set-id-name wl-folder-entity-id
1296                                  entity hashtb))))
1297       (setq wl-folder-entity-id (+ 1 wl-folder-entity-id))
1298       (unless entities
1299         (setq entities (wl-pop entity-stack))))))
1300
1301 (defun wl-folder-click (e)
1302   (interactive "e")
1303   (mouse-set-point e)
1304   (beginning-of-line)
1305   (save-excursion
1306     (wl-folder-jump-to-current-entity)))
1307
1308 (defun wl-folder-select-buffer (buffer)
1309   (let ((gbw (get-buffer-window buffer))
1310         exists)
1311     (if gbw
1312         (progn (select-window gbw)
1313                (setq exists t))
1314       (unless wl-summary-use-frame
1315         (condition-case ()
1316             (unwind-protect
1317                 (split-window-horizontally wl-folder-window-width)
1318               (other-window 1))
1319           (error nil))))
1320     (set-buffer buffer)
1321     (if wl-summary-use-frame
1322         (switch-to-buffer-other-frame buffer)
1323       (switch-to-buffer buffer))
1324     exists))
1325
1326 (defun wl-folder-toggle-disp-summary (&optional arg folder)
1327   (interactive)
1328   (if (or (and folder (assoc folder wl-folder-group-alist))
1329           (and (interactive-p) (wl-folder-buffer-group-p)))
1330       (error "This command is not available on Group"))
1331   (beginning-of-line)
1332   (let (wl-auto-select-first
1333         (wl-stay-folder-window t))
1334     (cond
1335      ((eq arg 'on)
1336       (setq wl-folder-buffer-disp-summary t))
1337      ((eq arg 'off)
1338       (setq wl-folder-buffer-disp-summary nil)
1339       ;; hide wl-summary window.
1340       (let ((cur-buf (current-buffer))
1341             (summary-buffer (wl-summary-get-buffer folder)))
1342         (wl-folder-select-buffer summary-buffer)
1343         (delete-window)
1344         (select-window (get-buffer-window cur-buf))))
1345      (t
1346       (setq wl-folder-buffer-disp-summary
1347             (not wl-folder-buffer-disp-summary))
1348       (let ((cur-buf (current-buffer))
1349             folder-name)
1350         (when (looking-at "^[ ]*\\([^\\[].+\\):.*\n")
1351           (setq folder-name (wl-folder-get-entity-from-buffer))
1352           (if wl-folder-buffer-disp-summary
1353               (progn
1354                 (wl-folder-select-buffer
1355                  (wl-summary-get-buffer-create folder-name))
1356                 (unwind-protect
1357                     (wl-summary-goto-folder-subr folder-name 'no-sync nil)
1358                   (select-window (get-buffer-window cur-buf))))
1359             (wl-folder-select-buffer (wl-summary-get-buffer folder-name))
1360             (delete-window)
1361             (select-window (get-buffer-window cur-buf)))))))))
1362
1363 (defun wl-folder-prev-unsync ()
1364   "Move cursor to the previous unsync folder."
1365   (interactive)
1366   (let (start-point)
1367     (setq start-point (point))
1368     (beginning-of-line)
1369     (if (re-search-backward wl-folder-unsync-regexp nil t)
1370         (beginning-of-line)
1371       (goto-char start-point)
1372       (message "No more unsync folder"))))
1373
1374 (defun wl-folder-next-unsync (&optional plugged)
1375   "Move cursor to the next unsync."
1376   (interactive)
1377   (let (start-point entity)
1378     (setq start-point (point))
1379     (end-of-line)
1380     (if (catch 'found
1381           (while (re-search-forward wl-folder-unsync-regexp nil t)
1382             (if (or (wl-folder-buffer-group-p)
1383                     (not plugged)
1384                     (setq entity
1385                           (wl-folder-get-realname
1386                            (wl-folder-folder-name)))
1387                     (elmo-folder-plugged-p entity))
1388                 (throw 'found t))))
1389         (beginning-of-line)
1390       (goto-char start-point)
1391       (message "No more unsync folder"))))
1392
1393 (defun wl-folder-prev-unread (&optional group)
1394   "Move cursor to the previous unread folder."
1395   (interactive "P")
1396   (let (start-point)
1397     (setq start-point (point))
1398     (beginning-of-line)
1399     (if (re-search-backward (wl-folder-unread-regex group) nil t)
1400         (progn
1401           (beginning-of-line)
1402           (wl-folder-folder-name))
1403       (goto-char start-point)
1404       (message "No more unread folder")
1405       nil)))
1406
1407 (defun wl-folder-next-unread (&optional group)
1408   "Move cursor to the next unread folder."
1409   (interactive "P")
1410   (let (start-point)
1411     (setq start-point (point))
1412     (end-of-line)
1413     (if (re-search-forward (wl-folder-unread-regex group) nil t)
1414         (progn
1415           (beginning-of-line)
1416           (wl-folder-folder-name))
1417       (goto-char start-point)
1418       (message "No more unread folder")
1419       nil)))
1420
1421 (defun wl-folder-mode ()
1422   "Major mode for Wanderlust Folder.
1423 See Info under Wanderlust for full documentation.
1424
1425 Special commands:
1426 \\{wl-folder-mode-map}
1427
1428 Entering Folder mode calls the value of `wl-folder-mode-hook'."
1429   (interactive)
1430   (setq major-mode 'wl-folder-mode)
1431   (setq mode-name "Folder")
1432   (use-local-map wl-folder-mode-map)
1433   (setq buffer-read-only t)
1434   (setq inhibit-read-only nil)
1435   (setq truncate-lines t)
1436   (setq wl-folder-buffer-cur-entity-id nil
1437         wl-folder-buffer-cur-path nil
1438         wl-folder-buffer-cur-point nil)
1439   (wl-mode-line-buffer-identification)
1440   (easy-menu-add wl-folder-mode-menu)
1441   ;; This hook may contain the functions `wl-folder-init-icons' and
1442   ;; `wl-setup-folder' for reasons of system internal to accord
1443   ;; facilities for the Emacs variants.
1444   (run-hooks 'wl-folder-mode-hook))
1445
1446 (defun wl-folder-append-petname (realname petname)
1447   (let (pentry)
1448     ;; check group name.
1449     (if (wl-folder-search-group-entity-by-name petname wl-folder-entity)
1450         (error "%s already defined as group name" petname))
1451     (when (setq pentry (wl-string-assoc realname wl-folder-petname-alist))
1452       (setq wl-folder-petname-alist
1453             (delete pentry wl-folder-petname-alist)))
1454     (wl-append wl-folder-petname-alist
1455                (list (cons realname petname)))))
1456
1457 (defun wl-folder (&optional arg)
1458   (interactive "P")
1459   (let (initialize folder-buf)
1460     (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1461         (if wl-folder-use-frame
1462             (let (select-frame)
1463               (save-selected-window
1464                 (dolist (frame (visible-frame-list))
1465                   (select-frame frame)
1466                   (if (get-buffer-window folder-buf)
1467                       (setq select-frame frame))))
1468               (if select-frame
1469                   (select-frame select-frame)
1470                 (switch-to-buffer folder-buf)))
1471           (switch-to-buffer folder-buf))
1472       (if wl-folder-use-frame
1473           (progn
1474             (switch-to-buffer-other-frame
1475              (get-buffer-create wl-folder-buffer-name))
1476             (let ((frame (selected-frame)))
1477               (setq wl-delete-startup-frame-function
1478                     `(lambda ()
1479                        (setq wl-delete-startup-frame-function nil)
1480                        (let ((frame ,frame))
1481                          (if (eq (selected-frame) frame)
1482                              (delete-frame frame)))))))
1483         (switch-to-buffer (get-buffer-create wl-folder-buffer-name)))
1484       (set-buffer wl-folder-buffer-name)
1485       (wl-folder-mode)
1486       ;; Initialization.
1487       (setq wl-folder-entity-id 0)
1488       (wl-folder-entity-assign-id wl-folder-entity)
1489       (setq wl-folder-entity-hashtb
1490             (wl-folder-create-entity-hashtb wl-folder-entity))
1491       (setq wl-folder-elmo-folder-hashtb (elmo-make-hash wl-folder-entity-id))
1492       (setq wl-folder-group-alist
1493             (wl-folder-create-group-alist wl-folder-entity))
1494       (setq wl-folder-newsgroups-hashtb
1495             (wl-folder-create-newsgroups-hashtb wl-folder-entity))
1496       (wl-folder-init-info-hashtb)
1497       (let ((inhibit-read-only t)
1498             (buffer-read-only nil))
1499         (erase-buffer)
1500         (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
1501         (save-excursion
1502           (wl-folder-insert-entity " " wl-folder-entity)))
1503       (sit-for 0)
1504       (set-buffer-modified-p nil)
1505       (setq initialize t))
1506     initialize))
1507
1508 (defun wl-folder-auto-check ()
1509   "Check and update folders in `wl-auto-check-folder-name'."
1510   (interactive)
1511   (when (get-buffer wl-folder-buffer-name)
1512     (switch-to-buffer  wl-folder-buffer-name)
1513     (cond
1514      ((eq wl-auto-check-folder-name 'none))
1515      ((or (consp wl-auto-check-folder-name)
1516           (stringp wl-auto-check-folder-name))
1517       (let ((folder-list (if (consp wl-auto-check-folder-name)
1518                              wl-auto-check-folder-name
1519                            (list wl-auto-check-folder-name)))
1520             entity)
1521         (while folder-list
1522           (if (setq entity (wl-folder-search-entity-by-name
1523                             (car folder-list)
1524                             wl-folder-entity))
1525               (wl-folder-check-entity entity 'auto))
1526           (setq folder-list (cdr folder-list)))))
1527      (t
1528       (wl-folder-check-entity wl-folder-entity 'auto)))))
1529
1530 (defun wl-folder-set-folder-updated (name value)
1531   (save-excursion
1532     (let (buf)
1533       (if (setq buf (get-buffer wl-folder-buffer-name))
1534           (wl-folder-entity-hashtb-set
1535            wl-folder-entity-hashtb name value buf))
1536       (setq wl-folder-info-alist-modified t))))
1537
1538 (defun wl-folder-calc-finfo (entity)
1539   ;; calcurate finfo without inserting.
1540   (let ((entities (list entity))
1541         entity-stack
1542         new unread all nums)
1543     (while entities
1544       (setq entity (wl-pop entities))
1545       (cond
1546        ((consp entity)
1547         (and entities
1548              (wl-push entities entity-stack))
1549         (setq entities (nth 2 entity)))
1550        ((stringp entity)
1551         (setq nums (wl-folder-get-entity-info entity))
1552         (setq new    (+ (or new 0) (or (nth 0 nums) 0)))
1553         (setq unread (+ (or unread 0)
1554                         (or (and (nth 0 nums)(nth 1 nums)
1555                                  (+ (nth 0 nums)(nth 1 nums))) 0)))
1556         (setq all    (+ (or all 0) (or (nth 2 nums) 0)))))
1557       (unless entities
1558         (setq entities (wl-pop entity-stack))))
1559     (list new unread all)))
1560
1561 (defsubst wl-folder-make-save-access-list (list)
1562   (mapcar '(lambda (x)
1563              (cond
1564               ((consp x)
1565                (list (elmo-string (car x)) 'access))
1566               (t
1567                (elmo-string x))))
1568           list))
1569
1570 (defun wl-folder-update-newest (indent entity)
1571   (let (ret-val new unread all)
1572     (cond
1573      ((consp entity)
1574       (let ((inhibit-read-only t)
1575             (buffer-read-only nil)
1576             (flist (nth 2 entity))
1577             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1578             beg
1579             )
1580         (setq beg (point))
1581         (if as-opened
1582             (let (update-flist flist-unsub new-flist removed group-name-end)
1583               (when (and (eq (cadr entity) 'access)
1584                          (elmo-folder-plugged-p
1585                           (wl-folder-get-elmo-folder (car entity))))
1586                 (message "Fetching folder entries...")
1587                 (when (setq new-flist
1588                             (elmo-folder-list-subfolders
1589                              (wl-folder-get-elmo-folder (car entity))
1590                              (wl-string-match-member
1591                               (car entity)
1592                               wl-folder-hierarchy-access-folders)))
1593                   (setq update-flist
1594                         (wl-folder-update-access-group entity new-flist))
1595                   (setq flist (nth 1 update-flist))
1596                   (when (car update-flist) ;; diff
1597                     (setq flist-unsub (nth 2 update-flist))
1598                     (setq removed (nth 3 update-flist))
1599                     (elmo-msgdb-flist-save
1600                      (car entity)
1601                      (list
1602                       (wl-folder-make-save-access-list flist)
1603                       (wl-folder-make-save-access-list flist-unsub)))
1604                     (wl-folder-entity-assign-id
1605                      entity
1606                      wl-folder-entity-id-name-hashtb
1607                      t)
1608                     (setq wl-folder-entity-hashtb
1609                           (wl-folder-create-entity-hashtb
1610                            entity
1611                            wl-folder-entity-hashtb
1612                            t))
1613                     (setq wl-folder-newsgroups-hashtb
1614                           (or
1615                            (wl-folder-create-newsgroups-hashtb
1616                             entity nil)
1617                            wl-folder-newsgroups-hashtb))))
1618                 (message "Fetching folder entries...done"))
1619               (wl-folder-insert-entity indent entity))))))))
1620
1621 (defun wl-folder-insert-entity (indent entity &optional onlygroup)
1622   (let (ret-val new unread all)
1623     (cond
1624      ((consp entity)
1625       (let ((inhibit-read-only t)
1626             (buffer-read-only nil)
1627             (flist (nth 2 entity))
1628             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1629             beg
1630             )
1631 ;;;     (insert indent "[" (if as-opened "-" "+") "]" (car entity) "\n")
1632 ;;;     (save-excursion (forward-line -1)
1633 ;;;                     (wl-highlight-folder-current-line))
1634         (setq beg (point))
1635         (if (and as-opened
1636                  (not onlygroup))
1637             (let (update-flist flist-unsub new-flist removed group-name-end)
1638 ;;;           (when (and (eq (cadr entity) 'access)
1639 ;;;                      newest)
1640 ;;;             (message "fetching folder entries...")
1641 ;;;             (when (setq new-flist
1642 ;;;                         (elmo-list-folders
1643 ;;;                          (elmo-string (car entity))
1644 ;;;                          (wl-string-member
1645 ;;;                           (car entity)
1646 ;;;                           wl-folder-hierarchy-access-folders)
1647 ;;;                          ))
1648 ;;;               (setq update-flist
1649 ;;;                     (wl-folder-update-access-group entity new-flist))
1650 ;;;               (setq flist (nth 1 update-flist))
1651 ;;;               (when (car update-flist) ;; diff
1652 ;;;                 (setq flist-unsub (nth 2 update-flist))
1653 ;;;                 (setq removed (nth 3 update-flist))
1654 ;;;                 (elmo-msgdb-flist-save
1655 ;;;                  (car entity)
1656 ;;;                  (list
1657 ;;;                   (wl-folder-make-save-access-list flist)
1658 ;;;                   (wl-folder-make-save-access-list flist-unsub)))
1659 ;;;                 ;;
1660 ;;;                 ;; reconstruct wl-folder-entity-id-name-hashtb and
1661 ;;;                 ;;           wl-folder-entity-hashtb
1662 ;;;                 ;;
1663 ;;;                 (wl-folder-entity-assign-id
1664 ;;;                  entity
1665 ;;;                  wl-folder-entity-id-name-hashtb
1666 ;;;                  t)
1667 ;;;                 (setq wl-folder-entity-hashtb
1668 ;;;                       (wl-folder-create-entity-hashtb
1669 ;;;                        entity
1670 ;;;                        wl-folder-entity-hashtb
1671 ;;;                        t))
1672 ;;;                 (setq wl-folder-newsgroups-hashtb
1673 ;;;                       (or
1674 ;;;                        (wl-folder-create-newsgroups-hashtb
1675 ;;;                         entity nil)
1676 ;;;                        wl-folder-newsgroups-hashtb))))
1677 ;;;             (message "fetching folder entries...done"))
1678               (insert indent "[" (if as-opened "-" "+") "]"
1679                       (wl-folder-get-petname (car entity)))
1680               (setq group-name-end (point))
1681               (insert ":0/0/0\n")
1682               (put-text-property beg (point) 'wl-folder-entity-id
1683                                  (get-text-property 0 'wl-folder-entity-id
1684                                                     (car entity)))
1685               (when removed
1686                 (setq beg (point))
1687                 (while removed
1688                   (insert indent "  "
1689                           wl-folder-removed-mark
1690                           (if (listp (car removed))
1691                               (concat "[+]" (caar removed))
1692                             (car removed))
1693                           "\n")
1694                   (save-excursion (forward-line -1)
1695                                   (wl-highlight-folder-current-line))
1696                   (setq removed (cdr removed)))
1697                 (remove-text-properties beg (point) '(wl-folder-entity-id)))
1698               (let* ((len (length flist))
1699                      (mes (> len 100))
1700                      (i 0))
1701                 (while flist
1702                   (setq ret-val
1703                         (wl-folder-insert-entity
1704                          (concat indent "  ") (car flist)))
1705                   (setq new    (+ (or new 0) (or (nth 0 ret-val) 0)))
1706                   (setq unread (+ (or unread 0) (or (nth 1 ret-val) 0)))
1707                   (setq all    (+ (or all 0) (or (nth 2 ret-val) 0)))
1708                   (when (and mes
1709                              (> len elmo-display-progress-threshold))
1710                     (setq i (1+ i))
1711                     (elmo-display-progress
1712                      'wl-folder-insert-entity "Inserting group %s..."
1713                      (/ (* i 100) len) (car entity)))
1714                   (setq flist (cdr flist))))
1715               (save-excursion
1716                 (goto-char group-name-end)
1717                 (delete-region (point) (save-excursion (end-of-line)
1718                                                        (point)))
1719                 (insert (format ":%d/%d/%d" (or new 0)
1720                                 (or unread 0) (or all 0)))
1721                 (setq ret-val (list new unread all))
1722                 (wl-highlight-folder-current-line ret-val)))
1723           (setq ret-val (wl-folder-calc-finfo entity))
1724           (insert indent "[" (if as-opened "-" "+") "]"
1725                   (wl-folder-get-petname (car entity))
1726                   (format ":%d/%d/%d"
1727                           (or (nth 0 ret-val) 0)
1728                           (or (nth 1 ret-val) 0)
1729                           (or (nth 2 ret-val) 0))
1730                   "\n")
1731           (put-text-property beg (point) 'wl-folder-entity-id
1732                              (get-text-property 0 'wl-folder-entity-id
1733                                                 (car entity)))
1734           (save-excursion (forward-line -1)
1735                           (wl-highlight-folder-current-line ret-val)))))
1736      ((stringp entity)
1737       (let* ((inhibit-read-only t)
1738              (buffer-read-only nil)
1739              (nums (wl-folder-get-entity-info entity))
1740              beg)
1741         (setq beg (point))
1742         (insert indent (wl-folder-get-petname entity)
1743                 (format ":%s/%s/%s\n"
1744                         (or (setq new (nth 0 nums)) "*")
1745                         (or (setq unread (and (nth 0 nums)(nth 1 nums)
1746                                               (+ (nth 0 nums)(nth 1 nums))))
1747                             "*")
1748                         (or (setq all (nth 2 nums)) "*")))
1749         (put-text-property beg (point) 'wl-folder-entity-id
1750                            (get-text-property 0 'wl-folder-entity-id entity))
1751         (save-excursion (forward-line -1)
1752                         (wl-highlight-folder-current-line nums))
1753         (setq ret-val (list new unread all)))))
1754     (set-buffer-modified-p nil)
1755     ret-val))
1756
1757 (defun wl-folder-check-all ()
1758   (interactive)
1759   (wl-folder-check-entity wl-folder-entity))
1760
1761 (defun wl-folder-entity-hashtb-set (entity-hashtb name value buffer)
1762   (let (cur-val
1763         (new-diff 0)
1764         (unread-diff 0)
1765         (all-diff 0)
1766         diffs
1767         entity-list)
1768     (setq cur-val (wl-folder-get-entity-info name entity-hashtb))
1769     (setq new-diff    (- (or (nth 0 value) 0) (or (nth 0 cur-val) 0)))
1770     (setq unread-diff
1771           (+ new-diff
1772              (- (or (nth 1 value) 0) (or (nth 1 cur-val) 0))))
1773     (setq all-diff    (- (or (nth 2 value) 0) (or (nth 2 cur-val) 0)))
1774     (setq diffs (list new-diff unread-diff all-diff))
1775     (unless (and (nth 0 cur-val)
1776                  (equal diffs '(0 0 0)))
1777       (wl-folder-set-entity-info name value entity-hashtb)
1778       (save-match-data
1779         (with-current-buffer buffer
1780           (save-excursion
1781             (setq entity-list (wl-folder-search-entity-list-by-name
1782                                name wl-folder-entity))
1783             (while entity-list
1784               (wl-folder-update-group (car entity-list) diffs)
1785               (setq entity-list (cdr entity-list)))
1786             (goto-char (point-min))
1787             (while (wl-folder-buffer-search-entity name)
1788               (wl-folder-update-line value))))))))
1789
1790 (defun wl-folder-update-unread (folder unread)
1791 ;  (save-window-excursion
1792     (let ((buf (get-buffer wl-folder-buffer-name))
1793           cur-unread
1794           (unread-diff 0)
1795           ;;(fld (elmo-string folder))
1796           value newvalue entity-list)
1797 ;;; Update folder-info
1798 ;;;    (elmo-folder-set-info-hashtb fld nil nil nil unread)
1799       (setq cur-unread (or (nth 1 (wl-folder-get-entity-info folder)) 0))
1800       (setq unread-diff (- (or unread 0) cur-unread))
1801       (setq value (wl-folder-get-entity-info folder))
1802       (setq newvalue (list (nth 0 value)
1803                            unread
1804                            (nth 2 value)))
1805       (wl-folder-set-entity-info folder newvalue)
1806       (setq wl-folder-info-alist-modified t)
1807       (when (and buf
1808                  (not (eq unread-diff 0)))
1809         (save-match-data
1810           (with-current-buffer buf
1811             (save-excursion
1812               (setq entity-list (wl-folder-search-entity-list-by-name
1813                                  folder wl-folder-entity))
1814               (while entity-list
1815                 (wl-folder-update-group (car entity-list) (list 0
1816                                                                 unread-diff
1817                                                                 0))
1818                 (setq entity-list (cdr entity-list)))
1819               (goto-char (point-min))
1820               (while (wl-folder-buffer-search-entity folder)
1821                 (wl-folder-update-line newvalue))))))));)
1822
1823 (defun wl-folder-create-entity-hashtb (entity &optional hashtb reconst)
1824   (let ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1825         (entities (list entity))
1826         entity-stack)
1827     (while entities
1828       (setq entity (wl-pop entities))
1829       (cond
1830        ((consp entity)
1831         (and entities
1832              (wl-push entities entity-stack))
1833         (setq entities (nth 2 entity)))
1834        ((stringp entity)
1835         (when (not (and reconst
1836                         (wl-folder-get-entity-info entity)))
1837           (wl-folder-set-entity-info entity
1838                                      nil
1839                                      hashtb))))
1840       (unless entities
1841         (setq entities (wl-pop entity-stack))))
1842     hashtb))
1843
1844 ;; Unsync number is reserved.
1845 ;;(defun wl-folder-reconstruct-entity-hashtb (entity &optional hashtb id-name)
1846 ;;  (let* ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1847 ;;       (entities (list entity))
1848 ;;       entity-stack)
1849 ;;    (while entities
1850 ;;      (setq entity (wl-pop entities))
1851 ;;      (cond
1852 ;;       ((consp entity)
1853 ;;      (if id-name
1854 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id (car entity))
1855 ;;                                 (car entity)))
1856 ;;      (and entities
1857 ;;           (wl-push entities entity-stack))
1858 ;;      (setq entities (nth 2 entity))
1859 ;;      )
1860 ;;       ((stringp entity)
1861 ;;      (wl-folder-set-entity-info entity
1862 ;;                                 (wl-folder-get-entity-info entity)
1863 ;;                                 hashtb)
1864 ;;      (if id-name
1865 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id entity)
1866 ;;                                 entity))))
1867 ;;      (unless entities
1868 ;;      (setq entities (wl-pop entity-stack))))
1869 ;;    hashtb))
1870
1871 (defun wl-folder-create-newsgroups-from-nntp-access (entity)
1872   (let ((flist (nth 2 entity))
1873         folders)
1874     (while flist
1875       (wl-append folders
1876                  (cond
1877                   ((consp (car flist))
1878                    (wl-folder-create-newsgroups-from-nntp-access (car flist)))
1879                   (t
1880                    (list
1881                     (elmo-nntp-folder-group-internal
1882                      (wl-folder-get-elmo-folder (car flist)))))))
1883       (setq flist (cdr flist)))
1884     folders))
1885
1886 (defun wl-folder-create-newsgroups-hashtb (entity &optional is-list info)
1887   "Create NNTP group hashtable for ENTITY."
1888   (let ((entities (if is-list entity (list entity)))
1889         entity-stack folder-list newsgroups newsgroup make-hashtb)
1890     (and info (message "Creating newsgroups..."))
1891     (while entities
1892       (setq entity (wl-pop entities))
1893       (cond
1894        ((consp entity)
1895         (if (eq (nth 1 entity) 'access)
1896             (when (eq (elmo-folder-type-internal
1897                        (elmo-make-folder (car entity))) 'nntp)
1898               (wl-append newsgroups
1899                          (wl-folder-create-newsgroups-from-nntp-access entity))
1900               (setq make-hashtb t))
1901           (and entities
1902                (wl-push entities entity-stack))
1903           (setq entities (nth 2 entity))))
1904        ((stringp entity)
1905         (setq folder-list (elmo-folder-get-primitive-list
1906                            (elmo-make-folder entity)))
1907         (while folder-list
1908           (when (and (eq (elmo-folder-type-internal (car folder-list))
1909                          'nntp)
1910                      (setq newsgroup (elmo-nntp-folder-group-internal
1911                                       (car folder-list))))
1912             (wl-append newsgroups (list (elmo-string newsgroup))))
1913           (setq folder-list (cdr folder-list)))))
1914       (unless entities
1915         (setq entities (wl-pop entity-stack))))
1916     (and info (message "Creating newsgroups...done"))
1917     (if (or newsgroups make-hashtb)
1918         (elmo-setup-subscribed-newsgroups newsgroups))))
1919
1920 (defun wl-folder-get-path (entity target-id &optional string)
1921   (let ((entities (list entity))
1922         entity-stack result-path)
1923     (reverse
1924      (catch 'done
1925        (while entities
1926          (setq entity (wl-pop entities))
1927          (cond
1928           ((consp entity)
1929            (if (and (or (not string) (string= string (car entity)))
1930                     ;; don't use eq, `id' is string on Nemacs.
1931                     (equal target-id (wl-folder-get-entity-id (car entity))))
1932                (throw 'done
1933                       (wl-push target-id result-path))
1934              (wl-push (wl-folder-get-entity-id (car entity)) result-path))
1935            (wl-push entities entity-stack)
1936            (setq entities (nth 2 entity)))
1937           ((stringp entity)
1938            (if (and (or (not string) (string= string entity))
1939                     ;; don't use eq, `id' is string on Nemacs.
1940                     (equal target-id (wl-folder-get-entity-id entity)))
1941                (throw 'done
1942                       (wl-push target-id result-path)))))
1943          (unless entities
1944            (while (and entity-stack
1945                        (not entities))
1946              (setq result-path (cdr result-path))
1947              (setq entities (wl-pop entity-stack)))))))))
1948
1949 (defun wl-folder-create-group-alist (entity)
1950   (if (consp entity)
1951       (let ((flist (nth 2 entity))
1952             (cur-alist (list (cons (car entity) nil)))
1953              append-alist)
1954         (while flist
1955           (if (consp (car flist))
1956               (wl-append append-alist
1957                          (wl-folder-create-group-alist (car flist))))
1958           (setq flist (cdr flist)))
1959         (append cur-alist append-alist))))
1960
1961 (defun wl-folder-init-info-hashtb ()
1962   (let ((info-alist (and wl-folder-info-save
1963                          (elmo-msgdb-finfo-load))))
1964     (elmo-folder-info-make-hashtb
1965      info-alist
1966      wl-folder-entity-hashtb)))
1967 ;;; (wl-folder-resume-entity-hashtb-by-finfo
1968 ;;;  wl-folder-entity-hashtb
1969 ;;;  info-alist)))
1970
1971 (defun wl-folder-cleanup-variables ()
1972   (setq wl-folder-entity nil
1973         wl-folder-entity-hashtb nil
1974         wl-folder-entity-id-name-hashtb nil
1975         wl-folder-group-alist nil
1976         wl-folder-petname-alist nil
1977         wl-folder-newsgroups-hashtb nil
1978         wl-fldmgr-cut-entity-list nil
1979         wl-fldmgr-modified nil
1980         wl-fldmgr-modified-access-list nil
1981         wl-score-cache nil
1982         ))
1983
1984 (defun wl-make-plugged-alist ()
1985   (let ((entity-list (wl-folder-get-entity-list wl-folder-entity))
1986         (add (not wl-reset-plugged-alist)))
1987     (while entity-list
1988       (elmo-folder-set-plugged
1989        (wl-folder-get-elmo-folder (car entity-list)) wl-plugged add)
1990       (setq entity-list (cdr entity-list)))
1991     ;; smtp posting server
1992     (when wl-smtp-posting-server
1993       (elmo-set-plugged wl-plugged
1994                         wl-smtp-posting-server  ; server
1995                         (or (and (boundp 'smtp-service) smtp-service)
1996                             "smtp")     ; port
1997                         wl-smtp-connection-type
1998                         nil nil "smtp" add))
1999     ;; nntp posting server
2000     (when wl-nntp-posting-server
2001       (elmo-set-plugged wl-plugged
2002                         wl-nntp-posting-server
2003                         wl-nntp-posting-stream-type
2004                         wl-nntp-posting-port
2005                         nil nil "nntp" add))
2006     (run-hooks 'wl-make-plugged-hook)))
2007
2008 (defvar wl-folder-init-function 'wl-local-folder-init)
2009
2010 (defun wl-folder-init ()
2011   "Return top-level folder entity."
2012   (interactive)
2013   (if wl-use-acap
2014       (wl-acap-init)
2015     (funcall wl-folder-init-function))
2016   (run-hooks 'wl-folder-init-hook))
2017
2018 (defun wl-local-folder-init ()
2019   "Initialize local folder."
2020   (message "Initializing folder...")
2021   (setq wl-folder-entity (wl-folder-create-folder-entity))
2022   (message "Initializing folder...done"))
2023
2024 (defun wl-folder-get-realname (petname)
2025   (or (car
2026        (wl-string-rassoc
2027         petname
2028         wl-folder-petname-alist))
2029       petname))
2030
2031 (defun wl-folder-get-petname (name)
2032   (or (cdr
2033        (wl-string-assoc
2034         name
2035         wl-folder-petname-alist))
2036       name))
2037
2038 (defun wl-folder-get-entity-with-petname ()
2039   (let ((alist wl-folder-petname-alist)
2040         (hashtb (copy-sequence wl-folder-entity-hashtb)))
2041     (while alist
2042       (wl-folder-set-entity-info (cdar alist) nil hashtb)
2043       (setq alist (cdr alist)))
2044     hashtb))
2045
2046 (defun wl-folder-get-newsgroups (folder)
2047   "Return Newsgroups field value string for FOLDER newsgroup.
2048 If FOLDER is multi, return comma separated string (cross post)."
2049   (let ((nlist (elmo-folder-newsgroups
2050                         (wl-folder-get-elmo-folder folder))))
2051     (if nlist
2052         (list nil nil (mapconcat 'identity nlist ","))
2053       nil)))
2054
2055 (defun wl-folder-guess-mailing-list-by-refile-rule (entity)
2056   "Return ML address guess by FOLDER.
2057 Use `wl-subscribed-mailing-list' and `wl-refile-rule-alist'."
2058   (let ((flist
2059          (elmo-folder-get-primitive-list
2060           (wl-folder-get-elmo-folder entity)))
2061         fld mladdr to)
2062     (while (setq fld (car flist))
2063       (setq mladdr (wl-folder-guess-mailing-list-by-refile-rule-subr
2064                     (elmo-folder-name-internal fld)))
2065       (when mladdr
2066         (setq to (if (stringp to)
2067                      (concat to ", " mladdr)
2068                    mladdr)))
2069       (setq flist (cdr flist)))
2070     (if (stringp to)
2071         (list to nil nil)
2072       nil)))
2073
2074 (defun wl-folder-guess-mailing-list-by-refile-rule-subr (entity)
2075   (unless (memq (elmo-folder-type entity)
2076                 '(localnews nntp))
2077     (let ((rules wl-refile-rule-alist)
2078           tokey toalist)
2079       (while rules
2080         (if (or (and (stringp (car (car rules)))
2081                      (string-match "[Tt]o" (car (car rules))))
2082                 (and (listp (car (car rules)))
2083                      (elmo-string-matched-member "to" (car (car rules))
2084                                                  'case-ignore)))
2085             (setq toalist (append toalist (cdr (car rules)))))
2086         (setq rules (cdr rules)))
2087       (setq tokey (car (rassoc entity toalist)))
2088 ;;;     (setq histkey (car (rassoc folder wl-refile-alist)))
2089       ;; case-ignore search `wl-subscribed-mailing-list'
2090       (if (stringp tokey)
2091           (elmo-string-matched-member tokey wl-subscribed-mailing-list t)))))
2092
2093 (defun wl-folder-guess-mailing-list-by-folder-name (entity)
2094   "Return ML address guess by FOLDER name's last hierarchy.
2095 Use `wl-subscribed-mailing-list'."
2096   (let ((flist
2097          (elmo-folder-get-primitive-list
2098           (wl-folder-get-elmo-folder entity)))
2099         fld mladdr to)
2100     (while (setq fld (car flist))
2101       (setq mladdr (wl-folder-guess-mailing-list-by-folder-name-subr
2102                     (elmo-folder-name-internal fld)))
2103       (when mladdr
2104         (setq to (if (stringp to)
2105                      (concat to ", " mladdr)
2106                    mladdr)))
2107       (setq flist (cdr flist)))
2108     (if (stringp to)
2109         (list to nil nil)
2110       nil)))
2111
2112 (defun wl-folder-guess-mailing-list-by-folder-name-subr (entity)
2113   (when (memq (elmo-folder-type entity)
2114               '(localdir imap4 maildir))
2115     (let (key foldername)
2116       ;; Get foldername and Remove folder type symbol.
2117       (setq foldername (substring entity 1))
2118       (if (string-match "@" foldername)
2119           (setq foldername (substring foldername 0 (match-beginning 0))))
2120       (when (string-match "[^\\./]+$" foldername)
2121         (setq key (regexp-quote
2122                    (concat (substring foldername (match-beginning 0)) "@")))
2123         (elmo-string-matched-member
2124          key wl-subscribed-mailing-list 'case-ignore)))))
2125
2126 (defun wl-folder-update-diff-line (diffs)
2127   (let ((inhibit-read-only t)
2128         (buffer-read-only nil)
2129         cur-new new-new
2130         cur-unread new-unread
2131         cur-all new-all
2132         id)
2133     (save-excursion
2134       (beginning-of-line)
2135       (setq id (get-text-property (point) 'wl-folder-entity-id))
2136       (when (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*\\)/\\([0-9\\*-]*\\)/\\([0-9\\*]*\\)")
2137         ;;(looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2138         (setq cur-new (string-to-int
2139                        (wl-match-buffer 2)))
2140         (setq cur-unread (string-to-int
2141                           (wl-match-buffer 3)))
2142         (setq cur-all (string-to-int
2143                        (wl-match-buffer 4)))
2144         (delete-region (match-beginning 2)
2145                        (match-end 4))
2146         (goto-char (match-beginning 2))
2147         (insert (format "%s/%s/%s"
2148                         (setq new-new (+ cur-new (nth 0 diffs)))
2149                         (setq new-unread (+ cur-unread (nth 1 diffs)))
2150                         (setq new-all (+ cur-all (nth 2 diffs)))))
2151         (put-text-property (match-beginning 2) (point)
2152                            'wl-folder-entity-id id)
2153         (if wl-use-highlight-mouse-line
2154             (put-text-property (match-beginning 2) (point)
2155                                'mouse-face 'highlight))
2156         (wl-highlight-folder-group-line (list new-new new-unread new-all))
2157         (setq buffer-read-only t)
2158         (set-buffer-modified-p nil)))))
2159
2160 (defun wl-folder-update-line (nums &optional is-group)
2161   (let ((inhibit-read-only t)
2162         (buffer-read-only nil)
2163         id)
2164     (save-excursion
2165       (beginning-of-line)
2166       (setq id (get-text-property (point) 'wl-folder-entity-id))
2167       (if (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2168 ;;;       (looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2169           (progn
2170             (delete-region (match-beginning 2)
2171                            (match-end 2))
2172             (goto-char (match-beginning 2))
2173             (insert (format "%s/%s/%s"
2174                             (or (nth 0 nums) "*")
2175                             (or (and (nth 0 nums)(nth 1 nums)
2176                                      (+ (nth 0 nums)(nth 1 nums)))
2177                                 "*")
2178                             (or (nth 2 nums) "*")))
2179             (put-text-property (match-beginning 2) (point)
2180                                'wl-folder-entity-id id)
2181             (if is-group
2182                 ;; update only colors
2183                 (wl-highlight-folder-group-line nums)
2184               (wl-highlight-folder-current-line nums))
2185             (beginning-of-line)
2186             (set-buffer-modified-p nil))))))
2187
2188 (defun wl-folder-goto-folder (&optional arg)
2189   (interactive "P")
2190   (wl-folder-goto-folder-subr nil arg))
2191
2192 (defun wl-folder-goto-folder-sticky ()
2193   (interactive)
2194   (wl-folder-goto-folder-subr nil t))
2195
2196 (defun wl-folder-goto-folder-subr (&optional folder sticky)
2197   (beginning-of-line)
2198   (let (summary-buf fld-name entity id error-selecting)
2199 ;;; (setq fld-name (wl-folder-get-entity-from-buffer))
2200 ;;; (if (or (null fld-name)
2201 ;;;         (assoc fld-name wl-folder-group-alist))
2202     (setq fld-name wl-default-folder)
2203     (setq fld-name (or folder
2204                        (wl-summary-read-folder fld-name)))
2205     (if (and (setq entity
2206                    (wl-folder-search-entity-by-name fld-name
2207                                                     wl-folder-entity
2208                                                     'folder))
2209              (setq id (wl-folder-get-entity-id entity)))
2210         (wl-folder-set-current-entity-id id))
2211     (setq summary-buf (wl-summary-get-buffer-create fld-name sticky))
2212     (if (or wl-stay-folder-window wl-summary-use-frame)
2213         (wl-folder-select-buffer summary-buf)
2214       (if (and summary-buf
2215                (get-buffer-window summary-buf))
2216           (delete-window)))
2217     (wl-summary-goto-folder-subr fld-name
2218                                  (wl-summary-get-sync-range
2219                                   (wl-folder-get-elmo-folder fld-name))
2220                                  nil sticky t)))
2221
2222 (defun wl-folder-suspend ()
2223   (interactive)
2224   (run-hooks 'wl-folder-suspend-hook)
2225   (wl-folder-info-save)
2226   (elmo-crosspost-message-alist-save)
2227   (elmo-quit)
2228   ;(if (fboundp 'mmelmo-cleanup-entity-buffers)
2229   ;(mmelmo-cleanup-entity-buffers))
2230   (bury-buffer wl-folder-buffer-name)
2231   (delete-windows-on wl-folder-buffer-name t))
2232
2233 (defun wl-folder-info-save ()
2234   (when (and wl-folder-info-save
2235              wl-folder-info-alist-modified)
2236     (let ((entities (list wl-folder-entity))
2237           entity entity-stack info-alist info)
2238       (while entities
2239         (setq entity (wl-pop entities))
2240         (cond
2241          ((consp entity)
2242           (and entities
2243                (wl-push entities entity-stack))
2244           (setq entities (nth 2 entity)))
2245          ((stringp entity)
2246           (when (and (setq info (elmo-folder-get-info
2247                                  (wl-folder-get-elmo-folder entity)))
2248                      (not (equal info '(nil))))
2249             (if (listp info)
2250                 (wl-append info-alist (list (list (elmo-string entity)
2251                                                   (list (nth 3 info)  ;; max
2252                                                         (nth 2 info)  ;; length
2253                                                         (nth 0 info)  ;; new
2254                                                         (nth 1 info)) ;; unread
2255                                                   )))))))
2256         (unless entities
2257           (setq entities (wl-pop entity-stack))))
2258       (elmo-msgdb-finfo-save info-alist)
2259       (setq wl-folder-info-alist-modified nil))))
2260
2261 (defun wl-folder-goto-first-unread-folder (&optional arg)
2262   (interactive "P")
2263   (let ((entities (list wl-folder-entity))
2264         entity entity-stack ret-val
2265         first-entity finfo)
2266     (setq first-entity
2267           (catch 'done
2268             (while entities
2269               (setq entity (wl-pop entities))
2270               (cond
2271                ((consp entity)
2272                 (and entities
2273                      (wl-push entities entity-stack))
2274                 (setq entities (nth 2 entity)))
2275                ((stringp entity)
2276                 (if (and (setq finfo (wl-folder-get-entity-info entity))
2277                          (and (nth 0 finfo)(nth 1 finfo))
2278                          (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2279                     (throw 'done entity))
2280                 (wl-append ret-val (list entity))))
2281               (unless entities
2282                 (setq entities (wl-pop entity-stack))))))
2283     (if first-entity
2284         (progn
2285           (when arg
2286             (wl-folder-jump-folder first-entity)
2287             (sit-for 0))
2288           (wl-folder-goto-folder-subr first-entity))
2289       (message "No unread folder"))))
2290
2291 (defun wl-folder-jump-folder (&optional fld-name noopen)
2292   (interactive)
2293   (if (not fld-name)
2294       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2295   (goto-char (point-min))
2296   (if (not noopen)
2297       (wl-folder-open-folder fld-name))
2298   (and (wl-folder-buffer-search-entity fld-name)
2299        (beginning-of-line)))
2300
2301 (defun wl-folder-get-entity-list (entity)
2302   (let ((entities (list entity))
2303         entity-stack ret-val)
2304     (while entities
2305       (setq entity (wl-pop entities))
2306       (cond
2307        ((consp entity)
2308         (and entities
2309              (wl-push entities entity-stack))
2310         (setq entities (nth 2 entity)))
2311        ((stringp entity)
2312         (wl-append ret-val (list entity))))
2313       (unless entities
2314         (setq entities (wl-pop entity-stack))))
2315     ret-val))
2316
2317 (defun wl-folder-open-unread-folder (entity)
2318   (save-excursion
2319     (let ((alist (wl-folder-get-entity-list entity))
2320           (unread 0)
2321           finfo path-list path id)
2322       (while alist
2323         (when (and (setq finfo (wl-folder-get-entity-info (car alist)))
2324                    (nth 0 finfo) (nth 1 finfo)
2325                    (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2326           (setq unread (+ unread (+ (nth 0 finfo)(nth 1 finfo))))
2327           (setq id (wl-folder-get-entity-id (car alist)))
2328           (setq path (delete id (wl-folder-get-path
2329                                  wl-folder-entity
2330                                  id
2331                                  (car alist))))
2332           (if (not (member path path-list))
2333               (wl-append path-list (list path))))
2334         (setq alist (cdr alist)))
2335       (while path-list
2336         (wl-folder-open-folder-sub (car path-list))
2337         (setq path-list (cdr path-list)))
2338       (message "%s unread folder"
2339                (if (> unread 0) unread "No")))))
2340
2341 (defun wl-folder-open-unread-current-entity ()
2342   (interactive)
2343   (let ((entity-name (wl-folder-get-entity-from-buffer))
2344         (group (wl-folder-buffer-group-p)))
2345     (when entity-name
2346       (wl-folder-open-unread-folder
2347        (if group
2348            (wl-folder-search-group-entity-by-name entity-name
2349                                                   wl-folder-entity)
2350          entity-name)))))
2351
2352 (defun wl-folder-open-only-unread-folder ()
2353   (interactive)
2354   (let ((id (progn
2355               (wl-folder-prev-entity-skip-invalid t)
2356               (wl-folder-get-entity-from-buffer t))))
2357     (wl-folder-open-all-unread-folder)
2358     (save-excursion
2359       (goto-char (point-max))
2360       (while (and (re-search-backward
2361                    "^[ ]*\\[[-]\\].+:0/0/[0-9-]+" nil t)
2362                   (not (bobp)))
2363         (wl-folder-jump-to-current-entity) ;; close it
2364         ))
2365     (wl-folder-move-path id)
2366     (recenter)))
2367
2368 (defun wl-folder-open-all-unread-folder (&optional arg)
2369   (interactive "P")
2370   (let ((id (progn
2371               (wl-folder-prev-entity-skip-invalid t)
2372               (wl-folder-get-entity-from-buffer t))))
2373     (wl-folder-open-unread-folder wl-folder-entity)
2374     (if (not arg)
2375         (wl-folder-move-path id)
2376       (goto-char (point-min))
2377       (wl-folder-next-unread t))))
2378
2379 (defun wl-folder-open-folder (&optional fld-name)
2380   (interactive)
2381   (if (not fld-name)
2382       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2383   (let* ((id (wl-folder-get-entity-id
2384               (wl-folder-search-entity-by-name fld-name wl-folder-entity
2385                                                'folder)))
2386          (path (and id (wl-folder-get-path wl-folder-entity id))))
2387       (if path
2388           (wl-folder-open-folder-sub path))))
2389
2390 (defun wl-folder-open-folder-sub (path)
2391   (let ((inhibit-read-only t)
2392         (buffer-read-only nil)
2393         indent name entity
2394         err)
2395     (save-excursion
2396       (goto-char (point-min))
2397       (while (and path
2398                   (wl-folder-buffer-search-group
2399                    (wl-folder-get-petname
2400                     (if (stringp (car path))
2401                         (car path)
2402                       (wl-folder-get-folder-name-by-id
2403                        (car path))))))
2404         (beginning-of-line)
2405         (setq path (cdr path))
2406         (if (and (looking-at wl-folder-group-regexp)
2407                  (string= "+" (wl-match-buffer 2)));; closed group
2408             (save-excursion
2409               (setq indent (wl-match-buffer 1))
2410               (setq name (wl-folder-get-realname (wl-match-buffer 3)))
2411               (setq entity (wl-folder-search-group-entity-by-name
2412                             name
2413                             wl-folder-entity))
2414               ;; insert as opened
2415               (setcdr (assoc (car entity) wl-folder-group-alist) t)
2416               (if (eq 'access (cadr entity))
2417                   (wl-folder-maybe-load-folder-list entity))
2418               (wl-folder-insert-entity indent entity)
2419               (delete-region (save-excursion (beginning-of-line)
2420                                              (point))
2421                              (save-excursion (end-of-line)
2422                                              (+ 1 (point)))))))
2423       (set-buffer-modified-p nil))))
2424
2425 (defun wl-folder-open-all-pre ()
2426   (let ((entities (list wl-folder-entity))
2427         entity entity-stack group-entry)
2428     (while entities
2429       (setq entity (wl-pop entities))
2430       (cond
2431        ((consp entity)
2432         (unless (or (not (setq group-entry
2433                                (assoc (car entity) wl-folder-group-alist)))
2434                     (cdr group-entry))
2435           (setcdr group-entry t)
2436           (when (eq 'access (cadr entity))
2437             (wl-folder-maybe-load-folder-list entity)))
2438         (and entities
2439              (wl-push entities entity-stack))
2440         (setq entities (nth 2 entity))))
2441       (unless entities
2442         (setq entities (wl-pop entity-stack))))))
2443
2444 (defun wl-folder-open-all (&optional refresh)
2445   (interactive "P")
2446   (let* ((inhibit-read-only t)
2447          (buffer-read-only nil)
2448          (len (length wl-folder-group-alist))
2449          (i 0)
2450          indent name entity)
2451     (if refresh
2452         (let ((id (progn
2453                     (wl-folder-prev-entity-skip-invalid t)
2454                     (wl-folder-get-entity-from-buffer t)))
2455               (alist wl-folder-group-alist))
2456           (while alist
2457             (setcdr (pop alist) t))
2458           (erase-buffer)
2459           (wl-folder-insert-entity " " wl-folder-entity)
2460           (wl-folder-move-path id))
2461       (message "Opening all folders...")
2462       (wl-folder-open-all-pre)
2463       (save-excursion
2464         (goto-char (point-min))
2465         (while (re-search-forward
2466                 "^\\([ ]*\\)\\[\\([+]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+\n"
2467                 nil t)
2468           (setq indent (wl-match-buffer 1))
2469           (setq name (wl-folder-get-realname (wl-match-buffer 3)))
2470           (setq entity (wl-folder-search-group-entity-by-name
2471                         name
2472                         wl-folder-entity))
2473           ;; insert as opened
2474           (setcdr (assoc (car entity) wl-folder-group-alist) t)
2475           (forward-line -1)
2476           (wl-folder-insert-entity indent entity)
2477           (delete-region (save-excursion (beginning-of-line)
2478                                          (point))
2479                          (save-excursion (end-of-line)
2480                                          (+ 1 (point))))
2481           (when (> len elmo-display-progress-threshold)
2482             (setq i (1+ i))
2483             (if (or (zerop (% i 5)) (= i len))
2484                 (elmo-display-progress
2485                  'wl-folder-open-all "Opening all folders..."
2486                  (/ (* i 100) len)))))
2487         (when (> len elmo-display-progress-threshold)
2488           (elmo-display-progress
2489            'wl-folder-open-all "Opening all folders..." 100))))
2490     (message "Opening all folders...done")
2491     (set-buffer-modified-p nil)))
2492
2493 (defun wl-folder-close-all ()
2494   (interactive)
2495   (let ((inhibit-read-only t)
2496         (buffer-read-only nil)
2497         (alist wl-folder-group-alist)
2498         (id (progn
2499               (wl-folder-prev-entity-skip-invalid t)
2500               (wl-folder-get-entity-from-buffer t))))
2501     (while alist
2502       (setcdr (car alist) nil)
2503       (setq alist (cdr alist)))
2504     (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
2505     (erase-buffer)
2506     (wl-folder-insert-entity " " wl-folder-entity)
2507     (wl-folder-move-path id)
2508     (recenter)
2509     (set-buffer-modified-p nil)))
2510
2511 (defun wl-folder-open-close ()
2512   "Open or close parent entity."
2513   (interactive)
2514   (save-excursion
2515     (beginning-of-line)
2516     (if (wl-folder-buffer-group-p)
2517         ;; if group (whether opend or closed.)
2518         (wl-folder-jump-to-current-entity)
2519       ;; if folder
2520       (let (indent)
2521         (setq indent (save-excursion
2522                        (re-search-forward "\\([ ]*\\)." nil t)
2523                        (wl-match-buffer 1)))
2524         (while (looking-at indent)
2525           (forward-line -1)))
2526       (wl-folder-jump-to-current-entity))))
2527
2528 (defsubst wl-folder-access-subscribe-p (group folder)
2529   (let (subscr regexp match)
2530     (if (setq subscr (wl-get-assoc-list-value
2531                       wl-folder-access-subscribe-alist
2532                       group))
2533         (progn
2534           (setq regexp (mapconcat 'identity (cdr subscr) "\\|"))
2535           (setq match (string-match regexp folder))
2536           (if (car subscr)
2537               match
2538             (not match)))
2539       t)))
2540
2541 (defun wl-folder-update-access-group (entity new-flist)
2542   (let* ((flist (nth 2 entity))
2543          (unsubscribes (nth 3 entity))
2544          (len (+ (length flist) (length unsubscribes)))
2545          (i 0)
2546          diff new-unsubscribes removes
2547          subscribed-list folder group entry)
2548     ;; check subscribed groups
2549     (while flist
2550       (cond
2551        ((listp (car flist))     ;; group
2552         (setq group (elmo-string (caar flist)))
2553         (cond
2554          ((assoc group new-flist)       ;; found in new-flist
2555           (setq new-flist (delete (assoc group new-flist)
2556                                   new-flist))
2557           (if (wl-folder-access-subscribe-p (car entity) group)
2558               (wl-append subscribed-list (list (car flist)))
2559             (wl-append new-unsubscribes (list (car flist)))
2560             (setq diff t)))
2561          (t
2562           (setq wl-folder-group-alist
2563                 (delete (wl-string-assoc group wl-folder-group-alist)
2564                         wl-folder-group-alist))
2565           (wl-append removes (list (list group))))))
2566        (t                       ;; folder
2567         (setq folder (elmo-string (car flist)))
2568         (cond
2569          ((member folder new-flist)     ;; found in new-flist
2570           (setq new-flist (delete folder new-flist))
2571           (if (wl-folder-access-subscribe-p (car entity) folder)
2572               (wl-append subscribed-list (list (car flist)))
2573             (wl-append new-unsubscribes (list folder))
2574             (setq diff t)))
2575          (t
2576           (wl-append removes (list folder))))))
2577       (when (> len elmo-display-progress-threshold)
2578         (setq i (1+ i))
2579         (if (or (zerop (% i 10)) (= i len))
2580             (elmo-display-progress
2581              'wl-folder-update-access-group "Updating access group..."
2582              (/ (* i 100) len))))
2583       (setq flist (cdr flist)))
2584     ;; check unsubscribed groups
2585     (while unsubscribes
2586       (cond
2587        ((listp (car unsubscribes))
2588         (when (setq entry (assoc (caar unsubscribes) new-flist))
2589           (setq new-flist (delete entry new-flist))
2590           (wl-append new-unsubscribes (list (car unsubscribes)))))
2591        (t
2592         (when (member (car unsubscribes) new-flist)
2593           (setq new-flist (delete (car unsubscribes) new-flist))
2594           (wl-append new-unsubscribes (list (car unsubscribes))))))
2595       (when (> len elmo-display-progress-threshold)
2596         (setq i (1+ i))
2597         (if (or (zerop (% i 10)) (= i len))
2598             (elmo-display-progress
2599              'wl-folder-update-access-group "Updating access group..."
2600              (/ (* i 100) len))))
2601       (setq unsubscribes (cdr unsubscribes)))
2602     ;;
2603     (if (or new-flist removes)
2604         (setq diff t))
2605     (setq new-flist
2606           (mapcar '(lambda (x)
2607                      (cond ((consp x) (list (car x) 'access))
2608                            (t x)))
2609                   new-flist))
2610     ;; check new groups
2611     (let ((new-list new-flist))
2612       (while new-list
2613         (if (not (wl-folder-access-subscribe-p
2614                   (car entity)
2615                   (if (listp (car new-list))
2616                       (caar new-list)
2617                     (car new-list))))
2618             ;; auto unsubscribe
2619             (progn
2620               (wl-append new-unsubscribes (list (car new-list)))
2621               (setq new-flist (delete (car new-list) new-flist)))
2622           (cond
2623            ((listp (car new-list))
2624             ;; check group exists
2625             (if (wl-string-assoc (caar new-list) wl-folder-group-alist)
2626                 (progn
2627                   (message "%s: group already exists." (caar new-list))
2628                   (sit-for 1)
2629                   (wl-append new-unsubscribes (list (car new-list)))
2630                   (setq new-flist (delete (car new-list) new-flist)))
2631               (wl-append wl-folder-group-alist
2632                          (list (cons (caar new-list) nil)))))))
2633         (setq new-list (cdr new-list))))
2634     (if new-flist
2635         (message "%d new folder(s)." (length new-flist))
2636       (message "Updating access group...done"))
2637     (wl-append new-flist subscribed-list)       ;; new is first
2638     (run-hooks 'wl-folder-update-access-group-hook)
2639     (setcdr (cdr entity) (list new-flist new-unsubscribes))
2640     (list diff new-flist new-unsubscribes removes)))
2641
2642 (defun wl-folder-prefetch-entity (entity)
2643   "Prefetch all new messages in the ENTITY."
2644   (cond
2645    ((consp entity)
2646     (let ((flist (nth 2 entity))
2647           (sum-done 0)
2648           (sum-all 0)
2649           result)
2650       (while flist
2651         (setq result (wl-folder-prefetch-entity (car flist)))
2652         (setq sum-done (+ sum-done (car result)))
2653         (setq sum-all (+ sum-all (cdr result)))
2654         (setq flist (cdr flist)))
2655       (message "Prefetched %d/%d message(s) in \"%s\"."
2656                sum-done sum-all
2657                (wl-folder-get-petname (car entity)))
2658       (cons sum-done sum-all)))
2659    ((stringp entity)
2660     (let* ((folder (wl-folder-get-elmo-folder entity))
2661            (nums (wl-folder-get-entity-info entity))
2662            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
2663                                          (wl-summary-always-sticky-folder-p
2664                                           folder))
2665                                      wl-summary-highlight))
2666            wl-summary-exit-next-move
2667            wl-auto-select-first ret-val
2668            count)
2669       (setq count (or (car nums) 0))
2670       (setq count (+ count (wl-folder-count-incorporates folder)))
2671       (if (or (null (car nums)) ; unknown
2672               (< 0 count))
2673           (save-window-excursion
2674             (save-excursion
2675               (let ((wl-summary-buffer-name (concat
2676                                              wl-summary-buffer-name
2677                                              (symbol-name this-command)))
2678                     (wl-summary-use-frame nil)
2679                     (wl-summary-always-sticky-folder-list nil))
2680                 (wl-summary-goto-folder-subr entity
2681                                              (wl-summary-get-sync-range
2682                                               folder)
2683                                              nil)
2684                 (setq ret-val (wl-summary-incorporate))
2685                 (wl-summary-exit)
2686                 ret-val)))
2687         (cons 0 0))))))
2688
2689 (defun wl-folder-count-incorporates (folder)
2690   (let ((marks (elmo-msgdb-mark-load
2691                 (elmo-folder-msgdb-path folder)))
2692         (sum 0))
2693     (while marks
2694       (if (member (cadr (car marks))
2695                   wl-summary-incorporate-marks)
2696           (incf sum))
2697       (setq marks (cdr marks)))
2698     sum))
2699
2700 (defun wl-folder-prefetch-current-entity (&optional no-check)
2701   "Prefetch all uncached messages in the folder at position.
2702 If current line is group folder, all subfolders are prefetched."
2703   (interactive "P")
2704   (save-excursion
2705     (let ((entity-name (wl-folder-get-entity-from-buffer))
2706           (group (wl-folder-buffer-group-p))
2707           wl-folder-check-entity-hook
2708           summary-buf entity)
2709       (when entity-name
2710         (setq entity
2711               (if group
2712                   (wl-folder-search-group-entity-by-name entity-name
2713                                                          wl-folder-entity)
2714                 entity-name))
2715         (if (not no-check)
2716             (wl-folder-check-entity entity))
2717         (wl-folder-prefetch-entity entity)))))
2718
2719 ;(defun wl-folder-drop-unsync-entity (entity)
2720 ;  "Drop all unsync messages in the ENTITY."
2721 ;  (cond
2722 ;   ((consp entity)
2723 ;    (let ((flist (nth 2 entity)))
2724 ;      (while flist
2725 ;       (wl-folder-drop-unsync-entity (car flist))
2726 ;       (setq flist (cdr flist)))))
2727 ;   ((stringp entity)
2728 ;    (let ((nums (wl-folder-get-entity-info entity))
2729 ;         wl-summary-highlight wl-auto-select-first new)
2730 ;      (setq new (or (car nums) 0))
2731 ;      (if (< 0 new)
2732 ;         (save-window-excursion
2733 ;           (save-excursion
2734 ;             (let ((wl-summary-buffer-name (concat
2735 ;                                            wl-summary-buffer-name
2736 ;                                            (symbol-name this-command))))
2737 ;               (wl-summary-goto-folder-subr entity 'no-sync nil)
2738 ;               (wl-summary-drop-unsync)
2739 ;               (wl-summary-exit)))))))))
2740
2741 ;(defun wl-folder-drop-unsync-current-entity (&optional force-check)
2742 ;  "Drop all unsync messages in the folder at position.
2743 ;If current line is group folder, all subfolders are dropped.
2744 ;If optional arg exists, don't check any folders."
2745 ;  (interactive "P")
2746 ;  (save-excursion
2747 ;    (let ((entity-name (wl-folder-get-entity-from-buffer))
2748 ;         (group (wl-folder-buffer-group-p))
2749 ;         wl-folder-check-entity-hook
2750 ;         summary-buf entity)
2751 ;      (when (and entity-name
2752 ;                (y-or-n-p (format
2753 ;                           "Drop all unsync messages in %s? " entity-name)))
2754 ;       (setq entity
2755 ;             (if group
2756 ;                 (wl-folder-search-group-entity-by-name entity-name
2757 ;                                                        wl-folder-entity)
2758 ;               entity-name))
2759 ;       (if (null force-check)
2760 ;           (wl-folder-check-entity entity))
2761 ;       (wl-folder-drop-unsync-entity entity)
2762 ;       (message "All unsync messages in %s are dropped!" entity-name)))))
2763
2764 (defun wl-folder-write-current-folder ()
2765   "Write message to current folder's newsgroup or mailing-list.
2766 Call `wl-summary-write-current-folder' with current folder name."
2767   (interactive)
2768   (unless (wl-folder-buffer-group-p)
2769     (wl-summary-write-current-folder
2770      (wl-folder-get-realname (wl-folder-entity-name)))))
2771
2772 (defun wl-folder-mimic-kill-buffer ()
2773   "Kill the current (Folder) buffer with query."
2774   (interactive)
2775   (let ((bufname (read-buffer (format "Kill buffer: (default %s) "
2776                                       (buffer-name))))
2777         wl-interactive-exit)
2778     (if (or (not bufname)
2779             (string-equal bufname "")
2780             (string-equal bufname (buffer-name)))
2781         (wl-exit)
2782       (kill-buffer bufname))))
2783
2784 (defun wl-folder-create-subr (folder)
2785   (if (y-or-n-p (format "Folder %s does not exist, create it? "
2786                         (elmo-folder-name-internal folder)))
2787       (progn
2788         (message "")
2789         (setq wl-folder-entity-hashtb
2790               (wl-folder-create-entity-hashtb
2791                (elmo-folder-name-internal folder)
2792                wl-folder-entity-hashtb))
2793         (unless (elmo-folder-create folder)
2794           (error "Create folder failed")))
2795     (error "Folder %s is not created" (elmo-folder-name-internal folder))))
2796
2797 (defun wl-folder-confirm-existence (folder &optional force)
2798   (if force
2799       (unless (elmo-folder-exists-p folder)
2800         (wl-folder-create-subr folder))
2801     (unless (or (wl-folder-entity-exists-p (elmo-folder-name-internal folder))
2802                 (file-exists-p (elmo-folder-msgdb-path folder))
2803                 (elmo-folder-exists-p folder))
2804       (wl-folder-create-subr folder))))
2805
2806 (defun wl-folder-virtual ()
2807   "Goto virtual folder."
2808   (interactive)
2809   (let ((entity (wl-folder-get-entity-from-buffer)))
2810     (if (wl-folder-buffer-group-p)
2811         (setq entity
2812               (concat
2813                "*"
2814                (mapconcat 'identity
2815                           (wl-folder-get-entity-list
2816                            (wl-folder-search-group-entity-by-name
2817                             entity
2818                             wl-folder-entity)) ","))))
2819     (unless entity (error "No folder"))
2820     (wl-folder-goto-folder-subr
2821      (concat "/"
2822              (elmo-read-search-condition
2823               wl-fldmgr-make-filter-default)
2824              "/" entity))))
2825
2826 (defun wl-folder-pick ()
2827   (interactive)
2828   (save-excursion
2829     (let* ((condition (car (elmo-parse-search-condition
2830                             (elmo-read-search-condition
2831                              wl-summary-pick-field-default))))
2832            (entity (wl-folder-get-entity-from-buffer))
2833            (folder-list
2834             (if (wl-folder-buffer-group-p)
2835                 (wl-folder-get-entity-list
2836                  (wl-folder-search-group-entity-by-name
2837                   entity
2838                   wl-folder-entity))
2839               (list entity)))
2840            results ret)
2841       (while (car folder-list)
2842         (setq ret (elmo-folder-search
2843                    (wl-folder-get-elmo-folder (car folder-list))
2844                    condition))
2845         (if ret
2846             (setq results
2847                   (append results
2848                           (list (cons (car folder-list) ret)))))
2849         (setq folder-list (cdr folder-list)))
2850       (if results
2851           (message "%s are picked."
2852                    (mapconcat '(lambda (res)
2853                                  (format "%s(%d)"
2854                                          (car res)
2855                                          (length (cdr res))))
2856                               results
2857                               ","))
2858         (message "No message was picked.")))))
2859
2860 (require 'product)
2861 (product-provide (provide 'wl-folder) (require 'wl-version))
2862
2863 ;;; wl-folder.el ends here