wl/wl-folder.el

   1 ;;; wl-folder.el --- Folder mode for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   5
   6 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   7 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
   8 ;; Keywords: mail, net news
   9
  10 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  11
  12 ;; This program is free software; you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation; either version 2, or (at your option)
  15 ;; any later version.
  16 ;;
  17 ;; This program is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21 ;;
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  25 ;; Boston, MA 02111-1307, USA.
  26 ;;
  27
  28 ;;; Commentary:
  29 ;;
  30
  31 ;;; Code:
  32 ;;
  33
  34 (require 'elmo-vars)
  35 (require 'elmo-util)
  36 (require 'elmo)
  37 (require 'wl-vars)
  38 (condition-case ()
  39     (require 'easymenu) ; needed here.
  40   (error))
  41
  42 (eval-when-compile
  43   (require 'cl)
  44   (require 'wl-util)
  45   (provide 'wl-folder)
  46   (require 'wl)
  47   (require 'elmo-nntp))
  48
  49 (defcustom wl-folder-init-hook nil
  50   "A hook called after folder initialization is finished."
  51   :type 'hook
  52   :group 'wl)
  53
  54 (defvar wl-folder-buffer-name "Folder")
  55 (defvar wl-folder-entity nil)           ; desktop entity.
  56 (defvar wl-folder-group-alist nil)      ; opened or closed
  57 (defvar wl-folder-entity-id nil) ; id
  58 (defvar wl-folder-entity-hashtb nil)
  59 (defvar wl-folder-entity-id-name-hashtb nil)
  60 (defvar wl-folder-elmo-folder-hashtb nil)  ; name => elmo folder structure
  61
  62 (defvar wl-folder-newsgroups-hashtb nil)
  63 (defvar wl-folder-info-alist-modified nil)
  64
  65 (defvar wl-folder-mode-map nil)
  66
  67 (defvar wl-folder-buffer-disp-summary nil)
  68 (defvar wl-folder-buffer-cur-entity-id nil)
  69 (defvar wl-folder-buffer-last-visited-entity-id nil)
  70 (defvar wl-folder-buffer-cur-path nil)
  71 (defvar wl-folder-buffer-cur-point nil)
  72
  73 (make-variable-buffer-local 'wl-folder-buffer-disp-summary)
  74 (make-variable-buffer-local 'wl-folder-buffer-cur-entity-id)
  75 (make-variable-buffer-local 'wl-folder-buffer-last-visited-entity-id)
  76 (make-variable-buffer-local 'wl-folder-buffer-cur-path)
  77 (make-variable-buffer-local 'wl-folder-buffer-cur-point)
  78
  79 (defconst wl-folder-entity-regexp "^\\([ ]*\\)\\(\\[[\\+-]\\]\\)?\\([^\\[].+\\):[-*0-9]+/[-*0-9]+/[-*0-9]+")
  80 (defconst wl-folder-group-regexp  "^\\([ ]*\\)\\[\\([\\+-]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+\n")
  81 ;;                              1:indent 2:opened 3:group-name
  82 (defconst wl-folder-unsync-regexp ":[^0\\*][0-9]*/[0-9\\*-]+/[0-9\\*-]+$")
  83
  84 (defvar wl-folder-mode-menu-spec
  85   '("Folder"
  86     ["Enter Current Folder" wl-folder-jump-to-current-entity t]
  87     ["Prev Folder"          wl-folder-prev-entity t]
  88     ["Next Folder"          wl-folder-next-entity t]
  89     ["Check Current Folder" wl-folder-check-current-entity t]
  90     ["Sync Current Folder"  wl-folder-sync-current-entity t]
  91 ;    ["Drop Current Folder" wl-folder-drop-unsync-current-entity t]
  92     ["Prefetch Current Folder" wl-folder-prefetch-current-entity t]
  93     "----"
  94     ["Mark as Read all Current Folder" wl-folder-mark-as-read-all-current-entity t]
  95     ["Expire Current Folder" wl-folder-expire-current-entity t]
  96     "----"
  97     ["Go to Draft Folder" wl-folder-goto-draft-folder t]
  98     ["Empty trash" wl-folder-empty-trash t]
  99     ["Flush queue" wl-folder-flush-queue t]
 100     "----"
 101     ["Open All" wl-folder-open-all t]
 102     ["Open All Unread folder" wl-folder-open-all-unread-folder t]
 103     ["Close All" wl-folder-close-all t]
 104     ("Folder Manager"
 105      ["Add folder" wl-fldmgr-add t]
 106      ["Add group" wl-fldmgr-make-group t]
 107      ["Copy" wl-fldmgr-copy t]
 108      ["Cut" wl-fldmgr-cut t]
 109      ["Paste" wl-fldmgr-yank t]
 110      ["Set petname" wl-fldmgr-set-petname t]
 111      ["Rename" wl-fldmgr-rename t]
 112      ["Save" wl-fldmgr-save-folders t]
 113      "----"
 114      ["Unsubscribe" wl-fldmgr-unsubscribe t]
 115      ["Display all" wl-fldmgr-access-display-all t])
 116     "----"
 117     ["Write a message" wl-draft t]
 118     ["Write for current folder" wl-folder-write-current-folder t]
 119     "----"
 120     ["Wanderlust NEWS" wl-news t]
 121     "----"
 122     ["Toggle Plug Status" wl-toggle-plugged t]
 123     ["Change Plug Status" wl-plugged-change t]
 124     "----"
 125     ["Save Current Status"  wl-save t]
 126     ["Update Status"        wl-status-update t]
 127     ["Exit"                 wl-exit t]
 128     ))
 129
 130 (if wl-on-xemacs
 131     (defun wl-folder-setup-mouse ()
 132       (define-key wl-folder-mode-map 'button2 'wl-folder-click)
 133       (define-key wl-folder-mode-map 'button4 'wl-folder-prev-entity)
 134       (define-key wl-folder-mode-map 'button5 'wl-folder-next-entity)
 135       (define-key wl-folder-mode-map [(shift button4)]
 136         'wl-folder-prev-unread)
 137       (define-key wl-folder-mode-map [(shift button5)]
 138         'wl-folder-next-unread))
 139   (defun wl-folder-setup-mouse ()
 140     (define-key wl-folder-mode-map [mouse-2] 'wl-folder-click)
 141     (define-key wl-folder-mode-map [mouse-4] 'wl-folder-prev-entity)
 142     (define-key wl-folder-mode-map [mouse-5] 'wl-folder-next-entity)
 143     (define-key wl-folder-mode-map [S-mouse-4] 'wl-folder-prev-unread)
 144     (define-key wl-folder-mode-map [S-mouse-5] 'wl-folder-next-unread)))
 145
 146 (if wl-folder-mode-map
 147     nil
 148   (setq wl-folder-mode-map (make-sparse-keymap))
 149   (define-key wl-folder-mode-map " "    'wl-folder-jump-to-current-entity)
 150 ;  (define-key wl-folder-mode-map "\M- " 'wl-folder-open-close)
 151   (define-key wl-folder-mode-map "/"    'wl-folder-open-close)
 152   (define-key wl-folder-mode-map "\C-m" 'wl-folder-jump-to-current-entity)
 153   (define-key wl-folder-mode-map [(shift return)] 'wl-folder-jump-to-current-entity-with-arg)
 154   (define-key wl-folder-mode-map "\M-\C-m" 'wl-folder-update-recursive-current-entity)
 155   (define-key wl-folder-mode-map "rc"    'wl-folder-mark-as-read-all-region)
 156   (define-key wl-folder-mode-map "c"    'wl-folder-mark-as-read-all-current-entity)
 157   (define-key wl-folder-mode-map "g"    'wl-folder-goto-folder)
 158   (define-key wl-folder-mode-map "G"    'wl-folder-goto-folder-sticky)
 159   (define-key wl-folder-mode-map "j"    'wl-folder-jump-to-current-entity)
 160   (define-key wl-folder-mode-map "\C-i" 'wl-folder-revisit-last-visited-folder)
 161   (define-key wl-folder-mode-map "w"    'wl-draft)
 162   (define-key wl-folder-mode-map "W"    'wl-folder-write-current-folder)
 163   (define-key wl-folder-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 164   (define-key wl-folder-mode-map "\C-c\C-a" 'wl-addrmgr)
 165   (define-key wl-folder-mode-map "\C-c\C-p" 'wl-folder-jump-to-previous-summary)
 166   (define-key wl-folder-mode-map "\C-c\C-n" 'wl-folder-jump-to-next-summary)
 167   (define-key wl-folder-mode-map "rS"   'wl-folder-sync-region)
 168   (define-key wl-folder-mode-map "S"    'wl-folder-sync-current-entity)
 169   (define-key wl-folder-mode-map "rs"   'wl-folder-check-region)
 170   (define-key wl-folder-mode-map "s"    'wl-folder-check-current-entity)
 171   (define-key wl-folder-mode-map "I"    'wl-folder-prefetch-current-entity)
 172 ;  (define-key wl-folder-mode-map "D"    'wl-folder-drop-unsync-current-entity)
 173   (define-key wl-folder-mode-map "p"    'wl-folder-prev-entity)
 174   (define-key wl-folder-mode-map "n"    'wl-folder-next-entity)
 175   (define-key wl-folder-mode-map "v"    'wl-folder-toggle-disp-summary)
 176   (define-key wl-folder-mode-map "P"    'wl-folder-prev-unread)
 177   (define-key wl-folder-mode-map "N"    'wl-folder-next-unread)
 178   (define-key wl-folder-mode-map "J"    'wl-folder-jump-folder)
 179   (define-key wl-folder-mode-map "f"    'wl-folder-goto-first-unread-folder)
 180   (define-key wl-folder-mode-map "o"    'wl-folder-open-all-unread-folder)
 181   (define-key wl-folder-mode-map "["    'wl-folder-open-all)
 182   (define-key wl-folder-mode-map "]"    'wl-folder-close-all)
 183   (define-key wl-folder-mode-map "e"    'wl-folder-expire-current-entity)
 184   (define-key wl-folder-mode-map "E"    'wl-folder-empty-trash)
 185   (define-key wl-folder-mode-map "F"    'wl-folder-flush-queue)
 186   (define-key wl-folder-mode-map "V"    'wl-folder-virtual)
 187   (define-key wl-folder-mode-map "?"    'wl-folder-pick)
 188   (define-key wl-folder-mode-map "q"    'wl-exit)
 189   (define-key wl-folder-mode-map "z"    'wl-folder-suspend)
 190   (define-key wl-folder-mode-map "x"    'wl-execute-temp-marks)
 191   (define-key wl-folder-mode-map "\M-t" 'wl-toggle-plugged)
 192   (define-key wl-folder-mode-map "\C-t" 'wl-plugged-change)
 193   (define-key wl-folder-mode-map "<"    'beginning-of-buffer)
 194   (define-key wl-folder-mode-map ">"    'end-of-buffer)
 195   ;; wl-fldmgr
 196   (define-key wl-folder-mode-map "m"    'wl-fldmgr-mode-map)
 197   (define-key wl-folder-mode-map "*"    'wl-fldmgr-make-multi)
 198   (define-key wl-folder-mode-map "+"    'wl-fldmgr-make-group)
 199   (define-key wl-folder-mode-map "|"    'wl-fldmgr-make-filter)
 200   (define-key wl-folder-mode-map "\M-c" 'wl-fldmgr-copy)
 201   (define-key wl-folder-mode-map "\M-w" 'wl-fldmgr-copy-region)
 202   (define-key wl-folder-mode-map "\C-k" 'wl-fldmgr-cut)
 203   (define-key wl-folder-mode-map "\C-w" 'wl-fldmgr-cut-region)
 204   (define-key wl-folder-mode-map "\C-y" 'wl-fldmgr-yank)
 205   (define-key wl-folder-mode-map "R"    'wl-fldmgr-rename)
 206   (define-key wl-folder-mode-map "u"    'wl-fldmgr-unsubscribe)
 207   (define-key wl-folder-mode-map "ru"   'wl-fldmgr-unsubscribe-region)
 208   (define-key wl-folder-mode-map "U"    'wl-fldmgr-unsubscribe-region)
 209   (define-key wl-folder-mode-map "l"    'wl-fldmgr-access-display-normal)
 210   (define-key wl-folder-mode-map "L"    'wl-fldmgr-access-display-all)
 211   (define-key wl-folder-mode-map "Z"    'wl-status-update)
 212   (define-key wl-folder-mode-map "\C-x\C-s" 'wl-save)
 213   (define-key wl-folder-mode-map "\M-s"     'wl-save)
 214   (define-key wl-folder-mode-map "\C-xk"    'wl-folder-mimic-kill-buffer)
 215   (define-key wl-folder-mode-map "\M-\C-a"
 216     'wl-folder-goto-top-of-current-folder)
 217   (define-key wl-folder-mode-map "\M-\C-e"
 218     'wl-folder-goto-bottom-of-current-folder)
 219
 220   (wl-folder-setup-mouse)
 221   (easy-menu-define
 222    wl-folder-mode-menu
 223    wl-folder-mode-map
 224    "Menu used in Folder mode."
 225    wl-folder-mode-menu-spec))
 226
 227 (defmacro wl-folder-unread-regex (group)
 228   (` (concat "^[ ]*.+:[0-9\\*-]+/[^0\\*][0-9]*/[0-9\\*-]+$"
 229              (if (, group)
 230                  "\\|^[ ]*\\[[+-]\\]"
 231                ""))))
 232
 233 (defmacro wl-folder-buffer-group-p ()
 234   (` (get-text-property (point) 'wl-folder-is-group)))
 235
 236 (defun wl-folder-buffer-search-group (group)
 237   (let ((prev-point (point))
 238         (group-regexp (concat
 239                        "^\\([ \t]*\\)\\[[\\+-]\\]"
 240                        (regexp-quote group) ":[-0-9-]+/[0-9-]+/[0-9-]+")))
 241     (or (catch 'found
 242           (while (re-search-forward group-regexp nil t)
 243             (if (wl-folder-buffer-group-p)
 244                 (throw 'found (point)))))
 245         (progn ; not found
 246           (goto-char prev-point)
 247           nil))))
 248
 249 (defun wl-folder-buffer-search-entity (folder &optional searchname)
 250   (let ((search (or searchname (wl-folder-get-petname folder)))
 251         case-fold-search
 252         result)
 253     (catch 'found
 254       (while (setq result
 255                    (re-search-forward
 256                     (concat
 257                      "^[ \t]*"
 258                      (regexp-quote search) ":[-0-9\\*-]+/[0-9\\*-]+/[0-9\\*-]+")
 259                     nil t))
 260         (when (string= (wl-folder-get-entity-from-buffer) folder)
 261           (throw 'found result))))))
 262
 263 (defsubst wl-folder-get-folder-name-by-id (entity-id &optional hashtb)
 264   (and (numberp entity-id)
 265        (elmo-get-hash-val (format "#%d" entity-id)
 266                           (or hashtb wl-folder-entity-id-name-hashtb))))
 267
 268 (defsubst wl-folder-set-id-name (entity-id entity &optional hashtb)
 269   (and (numberp entity-id)
 270        (elmo-set-hash-val (format "#%d" entity-id)
 271                           entity (or hashtb wl-folder-entity-id-name-hashtb))))
 272
 273 (defmacro wl-folder-get-entity-id (entity)
 274   `(get-text-property 0 'wl-folder-entity-id ,entity))
 275
 276 (defmacro wl-folder-get-entity-from-buffer (&optional getid)
 277   `(let ((id (get-text-property (point)
 278                                 'wl-folder-entity-id)))
 279      (if ,getid
 280          id
 281        (wl-folder-get-folder-name-by-id id))))
 282
 283 (defmacro wl-folder-entity-exists-p (entity &optional hashtb)
 284   (` (let ((sym (intern-soft (, entity)
 285                              (or (, hashtb) wl-folder-entity-hashtb))))
 286        (and sym (boundp sym)))))
 287
 288 (defmacro wl-folder-clear-entity-info (entity &optional hashtb)
 289   (` (elmo-clear-hash-val (, entity) (or (, hashtb) wl-folder-entity-hashtb))))
 290
 291 (defmacro wl-folder-get-entity-info (entity &optional hashtb)
 292   (` (elmo-get-hash-val (, entity) (or (, hashtb) wl-folder-entity-hashtb))))
 293
 294 (defmacro wl-folder-set-entity-info (entity value &optional hashtb)
 295   (` (let* ((hashtb (or (, hashtb) wl-folder-entity-hashtb))
 296             (info (wl-folder-get-entity-info (, entity) hashtb)))
 297        (elmo-set-hash-val (elmo-string (, entity))
 298                           (if (< (length (, value)) 4)
 299                               (append (, value) (list (nth 3 info)))
 300                             (, value))
 301                           hashtb))))
 302
 303 (defun wl-folder-persistent-p (folder)
 304   (or (and (wl-folder-search-entity-by-name folder wl-folder-entity
 305                                             'folder)
 306            t) ; on Folder mode.
 307       (catch 'found
 308         (let ((li wl-save-folder-list))
 309           (while li
 310             (if (string-match (car li) folder)
 311                 (throw 'found t))
 312             (setq li (cdr li)))))
 313       (not (catch 'found
 314              (let ((li wl-no-save-folder-list))
 315                (while li
 316                  (if (string-match (car li) folder)
 317                      (throw 'found t))
 318                  (setq li (cdr li))))))))
 319
 320 ;;; ELMO folder structure with cache.
 321 (defmacro wl-folder-elmo-folder-cache-get (name &optional hashtb)
 322   "Returns a elmo folder structure associated with NAME from HASHTB.
 323 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 324   (` (elmo-get-hash-val (, name)
 325                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 326
 327 (defmacro wl-folder-elmo-folder-cache-put (name folder &optional hashtb)
 328   "Get folder elmo folder structure on HASHTB for folder with NAME.
 329 Default HASHTB is `wl-folder-elmo-folder-hashtb'."
 330   (` (elmo-set-hash-val (, name) (, folder)
 331                         (or (, hashtb) wl-folder-elmo-folder-hashtb))))
 332
 333 (defun wl-draft-get-folder ()
 334   "A function to obtain `opened' draft elmo folder structure."
 335   (if (and wl-draft-folder-internal
 336            (string= (elmo-folder-name-internal wl-draft-folder-internal)
 337                     wl-draft-folder))
 338       wl-draft-folder-internal
 339     (setq wl-draft-folder-internal (wl-folder-make-elmo-folder
 340                                     wl-draft-folder))
 341     (wl-folder-confirm-existence wl-draft-folder-internal)
 342     (elmo-folder-open wl-draft-folder-internal 'load-msgdb)
 343     wl-draft-folder-internal))
 344
 345 (defun wl-folder-mime-charset (folder-name)
 346   (or (wl-get-assoc-list-value wl-folder-mime-charset-alist folder-name)
 347       wl-mime-charset))
 348
 349 (defun wl-folder-make-elmo-folder (folder-name)
 350   (elmo-make-folder folder-name nil (wl-folder-mime-charset folder-name)))
 351
 352 (defsubst wl-folder-get-elmo-folder (entity &optional no-cache)
 353   "Get elmo folder structure from ENTITY."
 354   (let ((name (elmo-string entity)))
 355     (if no-cache
 356         (wl-folder-make-elmo-folder name)
 357       (if (string= name wl-draft-folder)
 358           (wl-draft-get-folder)
 359         (or (wl-folder-elmo-folder-cache-get name)
 360             (let ((folder (wl-folder-make-elmo-folder name)))
 361               (wl-folder-elmo-folder-cache-put name folder)
 362               folder))))))
 363
 364 (defsubst wl-folder-put-folder-property (beg end id is-group &optional object)
 365   (put-text-property beg end 'wl-folder-entity-id id object)
 366   (put-text-property beg end 'wl-folder-is-group is-group object))
 367
 368 (defun wl-folder-prev-entity ()
 369   (interactive)
 370   (forward-line -1))
 371
 372 (defun wl-folder-next-entity ()
 373   (interactive)
 374   (forward-line 1))
 375
 376 (defun wl-folder-prev-entity-skip-invalid (&optional hereto)
 377   "Move to previous entity. skip unsubscribed or removed entity."
 378   (interactive)
 379   (if hereto
 380       (end-of-line))
 381   (if (re-search-backward wl-folder-entity-regexp nil t)
 382       (beginning-of-line)
 383     (goto-char (point-min))))
 384
 385 (defun wl-folder-next-entity-skip-invalid (&optional hereto)
 386   "Move to next entity. skip unsubscribed or removed entity."
 387   (interactive)
 388   (beginning-of-line)
 389   (if (not hereto)
 390       (forward-line 1))
 391   (if (re-search-forward wl-folder-entity-regexp nil t)
 392       (beginning-of-line)
 393     (goto-char (point-max))))
 394
 395 (defun wl-folder-search-group-entity-by-name (name entity)
 396   (wl-folder-search-entity-by-name name entity 'group))
 397
 398 (defun wl-folder-search-entity-by-name (name entity &optional type)
 399   (let ((entities (list entity))
 400         entity-stack)
 401     (catch 'done
 402       (while entities
 403         (setq entity (wl-pop entities))
 404         (cond
 405          ((consp entity)
 406           (if (and (not (eq type 'folder))
 407                    (string= name (car entity)))
 408               (throw 'done entity))
 409           (and entities
 410                (wl-push entities entity-stack))
 411           (setq entities (nth 2 entity)))
 412          ((and (not (eq type 'group))
 413                (stringp entity))
 414           (if (string= name entity)
 415               (throw 'done entity))))
 416         (unless entities
 417           (setq entities (wl-pop entity-stack)))))))
 418
 419 (defun wl-folder-search-entity-list-by-name (name entity &optional get-id)
 420   (let ((entities (list entity))
 421         entity-stack ret-val)
 422     (while entities
 423       (setq entity (wl-pop entities))
 424       (cond
 425        ((consp entity)
 426         (and entities
 427              (wl-push entities entity-stack))
 428         (setq entities (nth 2 entity)))
 429        ((stringp entity)
 430         (if (string= name entity)
 431             (wl-append ret-val (if get-id
 432                                    (list (wl-folder-get-entity-id entity))
 433                                  (list entity))))))
 434       (unless entities
 435         (setq entities (wl-pop entity-stack))))
 436     ret-val))
 437
 438 (defun wl-folder-get-prev-folder (id &optional unread)
 439   (let ((name (if (stringp id)
 440                   id
 441                 (wl-folder-get-folder-name-by-id id)))
 442         entity entity-stack last-entity finfo
 443         (entities (list wl-folder-entity)))
 444     (catch 'done
 445       (while entities
 446         (setq entity (wl-pop entities))
 447         (cond
 448          ((consp entity)
 449 ;;        (if (and (string= name (car entity))
 450 ;;                 (eq id (wl-folder-get-entity-id (car entity))))
 451 ;;            (throw 'done last-entity))
 452           (and entities
 453                (wl-push entities entity-stack))
 454           (setq entities (nth 2 entity)))
 455          ((stringp entity)
 456           (if (and (string= name entity)
 457                    (eq id (wl-folder-get-entity-id entity)))
 458               (throw 'done last-entity))
 459           (if (or (not unread)
 460                   (and (setq finfo (wl-folder-get-entity-info entity))
 461                        (and (nth 0 finfo)(nth 1 finfo))
 462                        (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 463               (setq last-entity entity))))
 464         (unless entities
 465           (setq entities (wl-pop entity-stack)))))))
 466
 467 (defun wl-folder-get-next-folder (id &optional unread)
 468   (let ((name (if (stringp id)
 469                   id
 470                 (wl-folder-get-folder-name-by-id id)))
 471         entity entity-stack found finfo
 472         (entities (list wl-folder-entity)))
 473     (catch 'done
 474       (while entities
 475         (setq entity (wl-pop entities))
 476         (cond
 477          ((consp entity)
 478 ;;;       (if (and (string= name (car entity))
 479 ;;;                (eq id (wl-folder-get-entity-id (car entity))))
 480 ;;;           (setq found t))
 481           (and entities
 482                (wl-push entities entity-stack))
 483           (setq entities (nth 2 entity)))
 484          ((stringp entity)
 485           (if found
 486               (when (or (not unread)
 487                         (and (setq finfo (wl-folder-get-entity-info entity))
 488                              (and (nth 0 finfo)(nth 1 finfo))
 489                              (> (+ (nth 0 finfo)(nth 1 finfo)) 0)))
 490                 (throw 'done entity))
 491             (if (and (string= name entity)
 492                      (eq id (wl-folder-get-entity-id entity)))
 493                 (setq found t)))))
 494         (unless entities
 495           (setq entities (wl-pop entity-stack)))))))
 496
 497 (defun wl-folder-flush-queue ()
 498   "Flush queue."
 499   (interactive)
 500   (let ((cur-buf (current-buffer))
 501         (wl-auto-select-first nil)
 502         (wl-plugged t)
 503         emptied)
 504     (if elmo-enable-disconnected-operation
 505         (elmo-dop-queue-flush))
 506     (if (not (elmo-folder-list-messages
 507               (wl-folder-get-elmo-folder wl-queue-folder)))
 508         (message "No sending queue exists.")
 509       (if wl-stay-folder-window
 510           (wl-folder-select-buffer
 511            (wl-summary-get-buffer-create wl-queue-folder)))
 512       (wl-summary-goto-folder-subr wl-queue-folder 'force-update nil)
 513       (unwind-protect
 514           (wl-draft-queue-flush)
 515         (if (get-buffer-window cur-buf)
 516             (select-window (get-buffer-window cur-buf)))
 517         (set-buffer cur-buf)
 518         (if wl-stay-folder-window
 519             (wl-folder-toggle-disp-summary 'off wl-queue-folder)
 520           (switch-to-buffer cur-buf))))))
 521
 522 (defun wl-folder-set-persistent-mark (folder number flag)
 523   "Set a persistent mark which corresponds to the specified flag on message."
 524   (let ((buffer (wl-summary-get-buffer folder)))
 525     (if (and buffer
 526              (with-current-buffer buffer
 527                (string= wl-summary-buffer-folder-name folder)))
 528         (with-current-buffer buffer
 529           (wl-summary-set-persistent-mark flag number))
 530       ;; Parent buffer does not exist.
 531       (let ((elmo-folder (wl-folder-get-elmo-folder folder)))
 532         (elmo-folder-open elmo-folder 'load-msgdb)
 533         (elmo-folder-set-flag elmo-folder (list wl-draft-parent-number) flag)
 534         (elmo-folder-close elmo-folder)))))
 535
 536 (defun wl-folder-empty-trash ()
 537   "Empty trash."
 538   (interactive)
 539   (let ((cur-buf (current-buffer))
 540         (wl-auto-select-first nil)
 541         trash-buf emptied)
 542     (wl-summary-goto-folder-subr wl-trash-folder 'force-update)
 543     (setq trash-buf (wl-summary-get-buffer-create wl-trash-folder))
 544     (if wl-stay-folder-window
 545         (wl-folder-select-buffer trash-buf)
 546       (switch-to-buffer trash-buf))
 547     (unwind-protect
 548         (setq emptied (wl-summary-delete-all-msgs))
 549       (when emptied
 550         (setq wl-thread-entities nil
 551               wl-thread-entity-list nil)
 552         (if wl-summary-cache-use (wl-summary-save-view-cache))
 553         (elmo-folder-commit wl-summary-buffer-elmo-folder))
 554       (if (get-buffer-window cur-buf)
 555           (select-window (get-buffer-window cur-buf)))
 556       (set-buffer cur-buf)
 557       (if emptied
 558           (wl-folder-set-folder-updated wl-trash-folder '(0 0 0)))
 559       (if wl-stay-folder-window
 560           (wl-folder-toggle-disp-summary 'off wl-trash-folder)
 561         (switch-to-buffer cur-buf))
 562       (and trash-buf
 563            (kill-buffer trash-buf)))))
 564
 565 (defun wl-folder-goto-top-of-current-folder (&optional arg)
 566   "Move backward to the top of the current folder group.
 567 Optional argument ARG is repeart count."
 568   (interactive "P")
 569   (if (re-search-backward
 570        "^ *\\[[\\+-]\\]" nil t (if arg (prefix-numeric-value arg)))
 571       (beginning-of-line)
 572     (goto-char (point-min))))
 573
 574 (defun wl-folder-goto-bottom-of-current-folder (indent)
 575   "Move forward to the bottom of the current folder group."
 576   (interactive
 577    (let ((indent
 578           (save-excursion
 579             (beginning-of-line)
 580             (if (looking-at "^ *")
 581                 (buffer-substring (match-beginning 0)(1- (match-end 0)))
 582               ""))))
 583      (list indent)))
 584   (if (catch 'done
 585         (while (re-search-forward "^ *" nil t)
 586           (if (<= (length (match-string 0))
 587                   (length indent))
 588               (throw 'done nil)))
 589         (throw 'done t))
 590       (goto-char (point-max))))
 591
 592 (defun wl-folder-update-group (entity diffs &optional is-group)
 593   (save-excursion
 594     (let ((path (wl-folder-get-path
 595                  wl-folder-entity
 596                  (wl-folder-get-entity-id entity)
 597                  entity)))
 598       (if (not is-group)
 599           ;; delete itself from path
 600           (setq path (delete (nth (- (length path) 1) path) path)))
 601       (goto-char (point-min))
 602       (catch 'done
 603         (while path
 604           ;; goto the path line.
 605           (if (or (eq (car path) 0) ; update desktop
 606                   (wl-folder-buffer-search-group
 607                    (wl-folder-get-petname
 608                     (if (stringp (car path))
 609                         (car path)
 610                       (wl-folder-get-folder-name-by-id
 611                        (car path))))))
 612               ;; update it.
 613               (wl-folder-update-diff-line diffs)
 614             (throw 'done t))
 615           (setq path (cdr path)))))))
 616
 617 (defun wl-folder-maybe-load-folder-list (entity)
 618   (when (null (caddr entity))
 619     (setcdr (cdr entity)
 620             (elmo-msgdb-flist-load (car entity)))
 621     (when (cddr entity)
 622       (let (diffs)
 623         (save-excursion
 624           (wl-folder-entity-assign-id entity
 625                                       wl-folder-entity-id-name-hashtb
 626                                       t)
 627           (setq diffs (wl-fldmgr-add-entity-hashtb (list entity)))
 628           (unless (equal diffs '(0 0 0))
 629             (wl-folder-update-group (car entity) diffs t)))))))
 630
 631 (defsubst wl-folder-force-fetch-p (entity)
 632   (cond
 633    ((consp wl-force-fetch-folders)
 634     (wl-string-match-member entity wl-force-fetch-folders))
 635    (t
 636     wl-force-fetch-folders)))
 637
 638 (defun wl-folder-jump-to-current-entity-with-arg ()
 639   (interactive)
 640   (wl-folder-jump-to-current-entity t))
 641
 642 (defun wl-folder-jump-to-current-entity (&optional arg)
 643   "Enter the current folder.  If optional ARG exists, update folder list."
 644   (interactive "P")
 645   (let ((fld-name (wl-folder-get-entity-from-buffer))
 646         entity beg end indent opened err)
 647     (unless fld-name
 648       (error "No folder"))
 649     (beginning-of-line)
 650     (if (and (wl-folder-buffer-group-p)
 651              (looking-at wl-folder-group-regexp))
 652         ;; folder group
 653         (save-excursion
 654           (setq indent (wl-match-buffer 1))
 655           (setq opened (wl-match-buffer 2))
 656           (if (string= opened "+")
 657               (progn
 658                 (setq entity (wl-folder-search-group-entity-by-name
 659                               fld-name
 660                               wl-folder-entity))
 661                 (setq beg (point))
 662                 (if arg
 663                     (wl-folder-update-recursive-current-entity entity)
 664                   ;; insert as opened
 665                   (setcdr (assoc (car entity) wl-folder-group-alist) t)
 666                   (if (eq 'access (cadr entity))
 667                       (wl-folder-maybe-load-folder-list entity))
 668                   ;(condition-case errobj
 669                   (progn
 670                     (if (or (wl-folder-force-fetch-p (car entity))
 671                             (and
 672                              (eq 'access (cadr entity))
 673                              (null (caddr entity))))
 674                         (wl-folder-update-newest indent entity)
 675                       (wl-folder-insert-entity indent entity))
 676                     (wl-highlight-folder-path wl-folder-buffer-cur-path))
 677                   ; (quit
 678                   ;  (setq err t)
 679                   ;  (setcdr (assoc fld-name wl-folder-group-alist) nil))
 680                   ; (error
 681                   ;  (elmo-display-error errobj t)
 682                   ;  (ding)
 683                   ;  (setq err t)
 684                   ;  (setcdr (assoc fld-name wl-folder-group-alist) nil)))
 685                   (if (not err)
 686                       (let ((buffer-read-only nil))
 687                         (delete-region (save-excursion (beginning-of-line)
 688                                                        (point))
 689                                        (save-excursion (end-of-line)
 690                                                        (+ 1 (point))))))))
 691             (setq beg (point))
 692             (end-of-line)
 693             (save-match-data
 694               (setq end
 695                     (progn (wl-folder-goto-bottom-of-current-folder indent)
 696                            (beginning-of-line)
 697                            (point))))
 698             (setq entity (wl-folder-search-group-entity-by-name
 699                           fld-name
 700                           wl-folder-entity))
 701             (let ((buffer-read-only nil))
 702               (delete-region beg end))
 703             (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 704             (wl-folder-insert-entity indent entity) ; insert entity
 705             (forward-line -1)
 706             (wl-highlight-folder-path wl-folder-buffer-cur-path)
 707             ; (wl-delete-all-overlays)
 708             ; (wl-highlight-folder-current-line)
 709             ))
 710       ;; ordinal folder
 711       (wl-folder-set-current-entity-id
 712        (get-text-property (point) 'wl-folder-entity-id))
 713       (setq fld-name (wl-folder-get-folder-name-by-id
 714                       wl-folder-buffer-cur-entity-id))
 715       (let ((summary-buf (wl-summary-get-buffer-create fld-name arg))
 716             error-selecting)
 717         (if (or wl-stay-folder-window wl-summary-use-frame)
 718             (wl-folder-select-buffer summary-buf)
 719           (if (and summary-buf
 720                    (get-buffer-window summary-buf))
 721               (delete-window)))
 722         (wl-summary-goto-folder-subr fld-name
 723                                      (wl-summary-get-sync-range
 724                                       (wl-folder-get-elmo-folder fld-name))
 725                                      nil arg t))))
 726   (set-buffer-modified-p nil))
 727
 728 (defun wl-folder-close-entity (entity)
 729   (let ((entities (list entity))
 730         entity-stack)
 731     (while entities
 732       (setq entity (wl-pop entities))
 733       (cond
 734        ((consp entity)
 735         (setcdr (assoc (car entity) wl-folder-group-alist) nil)
 736         (and entities
 737              (wl-push entities entity-stack))
 738         (setq entities (nth 2 entity))))
 739       (unless entities
 740         (setq entities (wl-pop entity-stack))))))
 741
 742 (defun wl-folder-update-recursive-current-entity (&optional entity)
 743   (interactive)
 744   (beginning-of-line)
 745   (when (and (wl-folder-buffer-group-p)
 746              (looking-at wl-folder-group-regexp))
 747     (cond
 748      ((string= (wl-match-buffer 2) "+")
 749       (save-excursion
 750         (if entity ()
 751           (setq entity
 752                 (wl-folder-search-group-entity-by-name
 753                  (wl-folder-get-entity-from-buffer)
 754                  wl-folder-entity)))
 755         (let ((inhibit-read-only t)
 756               (entities (list entity))
 757               entity-stack err indent)
 758           (while (and entities (not err))
 759             (setq entity (wl-pop entities))
 760             (cond
 761              ((consp entity)
 762               (wl-folder-close-entity entity)
 763               (setcdr (assoc (car entity) wl-folder-group-alist) t)
 764               (unless (wl-folder-buffer-search-group
 765                        (wl-folder-get-petname (car entity)))
 766                 (error "%s: not found group" (car entity)))
 767               (setq indent (wl-match-buffer 1))
 768               (if (eq 'access (cadr entity))
 769                   (wl-folder-maybe-load-folder-list entity))
 770               (beginning-of-line)
 771               (setq err nil)
 772               (save-excursion
 773                 (condition-case errobj
 774                     (wl-folder-update-newest indent entity)
 775                   (quit
 776                    (setq err t)
 777                    (setcdr (assoc (car entity) wl-folder-group-alist) nil))
 778                   (error
 779                    (elmo-display-error errobj t)
 780                    (ding)
 781                    (setq err t)
 782                    (setcdr (assoc (car entity) wl-folder-group-alist) nil)))
 783                 (if (not err)
 784                     (delete-region (save-excursion (beginning-of-line)
 785                                                    (point))
 786                                    (save-excursion (end-of-line)
 787                                                    (+ 1 (point))))))
 788               ;;
 789               (and entities
 790                    (wl-push entities entity-stack))
 791               (setq entities (nth 2 entity))))
 792             (unless entities
 793               (setq entities (wl-pop entity-stack)))))
 794         (set-buffer-modified-p nil)))
 795      (t
 796       (wl-folder-jump-to-current-entity)))))
 797
 798 (defun wl-folder-no-auto-check-folder-p (folder)
 799   (if (stringp folder)
 800       (if (catch 'found
 801             (let ((li wl-auto-check-folder-list))
 802               (while li
 803                 (if (string-match (car li) folder)
 804                     (throw 'found t))
 805                 (setq li (cdr li)))))
 806           nil
 807         (catch 'found
 808           (let ((li wl-auto-uncheck-folder-list))
 809             (while li
 810               (if (string-match (car li) folder)
 811                   (throw 'found t))     ; no check!
 812               (setq li (cdr li))))))))
 813
 814 (defsubst wl-folder-add-folder-info (pre-value value)
 815   (list
 816    (+ (or (nth 0 pre-value) 0) (or (nth 0 value) 0))
 817    (+ (or (nth 1 pre-value) 0) (or (nth 1 value) 0))
 818    (+ (or (nth 2 pre-value) 0) (or (nth 2 value) 0))))
 819
 820 (defun wl-folder-check-entity (entity &optional auto)
 821   "Check unsync message number."
 822   (let ((start-pos (point))
 823         ret-val)
 824     (run-hooks 'wl-folder-check-entity-pre-hook)
 825     (if (and (consp entity)             ;; group entity
 826              wl-folder-check-async)     ;; very fast
 827         (setq ret-val (wl-folder-check-entity-async entity auto))
 828       (save-excursion
 829         (cond
 830          ((consp entity)
 831           (let ((flist (if auto
 832                            (elmo-delete-if
 833                             'wl-folder-no-auto-check-folder-p
 834                             (nth 2 entity))
 835                          (nth 2 entity)))
 836                 (wl-folder-check-entity-pre-hook nil)
 837                 (wl-folder-check-entity-hook nil)
 838                 new unread all)
 839             (while flist
 840               (setq ret-val
 841                     (wl-folder-add-folder-info
 842                      ret-val
 843                      (wl-folder-check-entity (car flist))))
 844               (setq flist (cdr flist)))
 845             ;(wl-folder-buffer-search-entity (car entity))
 846             ;(wl-folder-update-line ret-val)
 847             ))
 848          ((stringp entity)
 849           (message "Checking \"%s\"" entity)
 850           (setq ret-val (wl-folder-check-one-entity
 851                          entity))
 852           (goto-char start-pos)
 853           (sit-for 0))
 854          (t
 855           (message "Uncheck(unplugged) \"%s\"" entity)))))
 856     (if ret-val
 857         (message "Checking \"%s\" is done"
 858                  (if (consp entity) (car entity) entity)))
 859     (run-hooks 'wl-folder-check-entity-hook)
 860     ret-val))
 861
 862 (defun wl-folder-check-one-entity (entity &optional biff)
 863   (let* ((folder (wl-folder-get-elmo-folder entity biff))
 864          (nums (condition-case err
 865                    (progn
 866                      (if biff (elmo-folder-set-biff-internal folder t))
 867                      (if (wl-string-match-member entity wl-strict-diff-folders)
 868                          (elmo-strict-folder-diff folder)
 869                        (elmo-folder-diff folder)))
 870                  (error
 871                   ;; maybe not exist folder.
 872                   (if (and (not (or (memq 'elmo-open-error
 873                                           (get (car err) 'error-conditions))
 874                                     (memq 'elmo-imap4-bye-error
 875                                           (get (car err) 'error-conditions))))
 876                            (not (elmo-folder-exists-p folder)))
 877                       (wl-folder-create-subr folder)
 878                     (signal (car err) (cdr err))))))
 879          (new    (elmo-diff-new nums))
 880          (unread (elmo-diff-unread nums))
 881          (all    (elmo-diff-all nums))
 882          unsync nomif)
 883     (if (and (eq wl-folder-notify-deleted 'sync)
 884              (or (and new    (> 0 new))
 885                  (and unread (> 0 unread))
 886                  (and all    (> 0 all))))
 887         (progn
 888           (wl-folder-sync-entity entity)
 889           (setq nums (elmo-folder-diff folder)
 890                 new    (elmo-diff-new nums)
 891                 unread (elmo-diff-unread nums)
 892                 all    (elmo-diff-all nums)))
 893       (unless wl-folder-notify-deleted
 894         (setq new    (and new    (max 0 new))
 895               unread (and unread (max 0 unread))
 896               all    (and all    (max 0 all))))
 897       (setq unread (or (and unread (- unread (or new 0)))
 898                        (elmo-folder-get-info-unread folder)
 899                        (or (cdr (assq 'unread
 900                                       (elmo-folder-count-flags folder))) 0)))
 901       (wl-folder-entity-hashtb-set wl-folder-entity-hashtb entity
 902                                    (list new unread all)
 903                                    (get-buffer wl-folder-buffer-name)))
 904     (setq wl-folder-info-alist-modified t)
 905     (sit-for 0)
 906     (list new unread all)))
 907
 908 (defun wl-folder-check-entity-async (entity &optional auto)
 909   (let ((elmo-nntp-groups-async t)
 910         (elist (if auto
 911                    (elmo-delete-if
 912                     'wl-folder-no-auto-check-folder-p
 913                     (wl-folder-get-entity-list entity))
 914                  (wl-folder-get-entity-list entity)))
 915         (nntp-connection-keys nil)
 916         name folder folder-list
 917         sync-folder-list
 918         async-folder-list
 919         server
 920         ret-val)
 921     (while elist
 922       (setq folder (wl-folder-get-elmo-folder (car elist)))
 923       (if (not (elmo-folder-plugged-p folder))
 924           (message "Uncheck \"%s\"" (car elist))
 925         (setq folder-list
 926               (elmo-folder-get-primitive-list folder))
 927         (cond ((elmo-folder-contains-type folder 'nntp)
 928                (wl-append async-folder-list (list folder))
 929                (while folder-list
 930                  (when (eq (elmo-folder-type-internal (car folder-list))
 931                            'nntp)
 932                    (when (not (string=
 933                                server
 934                                (elmo-net-folder-server-internal
 935                                 (car folder-list))))
 936                      (setq server (elmo-net-folder-server-internal
 937                                    (car folder-list)))
 938                      (message "Checking on \"%s\"" server))
 939                    (setq nntp-connection-keys
 940                          (elmo-nntp-get-folders-info-prepare
 941                           (car folder-list)
 942                           nntp-connection-keys)))
 943                  (setq folder-list (cdr folder-list))))
 944               (t
 945                (wl-append sync-folder-list (list folder)))))
 946       (setq elist (cdr elist)))
 947     ;; check local entity at first
 948     (while (setq folder (pop sync-folder-list))
 949       (if (not (elmo-folder-plugged-p folder))
 950           (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 951         (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 952         (setq ret-val
 953               (wl-folder-add-folder-info
 954                ret-val
 955                (wl-folder-check-one-entity (elmo-folder-name-internal
 956                                             folder))))
 957         ;;(sit-for 0)
 958         ))
 959     ;; check network entity at last
 960     (when async-folder-list
 961       (elmo-nntp-get-folders-info nntp-connection-keys)
 962       (while (setq folder (pop async-folder-list))
 963         (if (not (elmo-folder-plugged-p folder))
 964             (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 965           (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 966           (setq ret-val
 967                 (wl-folder-add-folder-info
 968                  ret-val
 969                  (wl-folder-check-one-entity (elmo-folder-name-internal
 970                                               folder))))
 971           ;;(sit-for 0)
 972           )))
 973     ret-val))
 974
 975 ;;
 976 (defun wl-folder-resume-entity-hashtb-by-finfo (entity-hashtb info-alist)
 977   "Resume unread info for entity alist."
 978   (let (info)
 979     (while info-alist
 980       (setq info (nth 1 (car info-alist)))
 981       (wl-folder-set-entity-info (caar info-alist)
 982                                  (list (nth 2 info)(nth 3 info)(nth 1 info))
 983                                  entity-hashtb)
 984       (setq info-alist (cdr info-alist)))))
 985
 986 (defun wl-folder-move-path (path)
 987   (let ((fp (if (consp path)
 988                 path
 989               ;; path is entity-id
 990               (wl-folder-get-path wl-folder-entity path))))
 991     (goto-char (point-min))
 992     (while (and fp
 993                 (not (eobp)))
 994       (when (equal (car fp)
 995                    (wl-folder-get-entity-from-buffer t))
 996         (setq fp (cdr fp))
 997         (setq wl-folder-buffer-cur-point (point)))
 998       (forward-line 1))
 999     (and wl-folder-buffer-cur-point
1000          (goto-char wl-folder-buffer-cur-point))))
1001
1002 (defun wl-folder-set-current-entity-id (entity-id)
1003   (let* ((buf (get-buffer wl-folder-buffer-name))
1004          (buf-win (get-buffer-window buf)))
1005     (if buf
1006         (save-current-buffer
1007           (save-selected-window
1008             (if buf-win
1009                 (select-window buf-win)
1010               (set-buffer buf))
1011             (when (and wl-folder-buffer-cur-entity-id
1012                        (not (eq wl-folder-buffer-cur-entity-id entity-id)))
1013               (setq wl-folder-buffer-last-visited-entity-id wl-folder-buffer-cur-entity-id))
1014             (setq wl-folder-buffer-cur-entity-id entity-id)
1015             (setq wl-folder-buffer-cur-path
1016                   (wl-folder-get-path wl-folder-entity entity-id))
1017             (wl-highlight-folder-path wl-folder-buffer-cur-path)
1018             (and wl-folder-move-cur-folder
1019                  wl-folder-buffer-cur-point
1020                  (goto-char wl-folder-buffer-cur-point)))))))
1021
1022 (defun wl-folder-check-current-entity ()
1023   "Check folder at position.
1024 If current line is group folder, check all sub entries."
1025   (interactive)
1026   (let* ((entity-name (wl-folder-get-entity-from-buffer))
1027          (group (wl-folder-buffer-group-p))
1028          (desktop (string= entity-name wl-folder-desktop-name)))
1029     (when entity-name
1030       (wl-folder-check-entity
1031        (if group
1032            (wl-folder-search-group-entity-by-name entity-name
1033                                                   wl-folder-entity)
1034          entity-name)
1035        desktop))))
1036
1037 (defun wl-folder-sync-entity (entity &optional unread-only)
1038   "Synchronize the msgdb of ENTITY."
1039   (cond
1040    ((consp entity)
1041     (let ((flist (nth 2 entity)))
1042       (while flist
1043         (wl-folder-sync-entity (car flist) unread-only)
1044         (setq flist (cdr flist)))))
1045    ((stringp entity)
1046     (let* ((folder (wl-folder-get-elmo-folder entity))
1047            (nums (wl-folder-get-entity-info entity))
1048            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
1049                                          (wl-summary-always-sticky-folder-p
1050                                           folder))
1051                                      wl-summary-highlight))
1052            wl-auto-select-first new unread sticky)
1053       (setq new (or (car nums) 0))
1054       (setq unread (or (cadr nums) 0))
1055       (if (or (not unread-only)
1056               (or (< 0 new) (< 0 unread)))
1057           (let ((wl-summary-buffer-name
1058                  (if (setq sticky (get-buffer (wl-summary-sticky-buffer-name
1059                                                (elmo-folder-name-internal
1060                                                 folder))))
1061                      ;; Sticky folder exists.
1062                      (wl-summary-sticky-buffer-name
1063                       (elmo-folder-name-internal folder))
1064                    (concat
1065                     wl-summary-buffer-name
1066                     (symbol-name this-command))))
1067                 (wl-summary-use-frame nil)
1068                 (wl-summary-always-sticky-folder-list nil))
1069             (save-window-excursion
1070               (save-excursion
1071                 (wl-summary-goto-folder-subr entity
1072                                              (wl-summary-get-sync-range
1073                                               folder)
1074                                              nil nil nil t)
1075                 (if sticky
1076                     (wl-summary-save-status)
1077                   (wl-summary-exit))))))))))
1078
1079 (defun wl-folder-sync-current-entity (&optional unread-only)
1080   "Synchronize the folder at position.
1081 If current line is group folder, check all subfolders."
1082   (interactive "P")
1083   (save-excursion
1084     (let ((entity-name (wl-folder-get-entity-from-buffer))
1085           (group (wl-folder-buffer-group-p)))
1086       (when (and entity-name
1087                  (y-or-n-p (format "Sync %s? " entity-name)))
1088         (wl-folder-sync-entity
1089          (if group
1090              (wl-folder-search-group-entity-by-name entity-name
1091                                                     wl-folder-entity)
1092            entity-name)
1093          unread-only)
1094         (message "Syncing %s is done!" entity-name)))))
1095
1096 (defun wl-folder-mark-as-read-all-entity (entity)
1097   "Mark as read all messages in the ENTITY."
1098   (cond
1099    ((consp entity)
1100     (let ((flist (nth 2 entity)))
1101       (while flist
1102         (wl-folder-mark-as-read-all-entity (car flist))
1103         (setq flist (cdr flist)))))
1104    ((stringp entity)
1105     (let* ((nums (wl-folder-get-entity-info entity))
1106            (folder (wl-folder-get-elmo-folder entity))
1107            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
1108                                          (wl-summary-always-sticky-folder-p
1109                                           folder))
1110                                      wl-summary-highlight))
1111            wl-auto-select-first new unread sticky)
1112       (setq new (or (car nums) 0))
1113       (setq unread (or (cadr nums) 0))
1114       (if (or (< 0 new) (< 0 unread))
1115           (save-window-excursion
1116             (save-excursion
1117               (let ((wl-summary-buffer-name
1118                      (if (setq sticky (get-buffer
1119                                        (wl-summary-sticky-buffer-name
1120                                         (elmo-folder-name-internal
1121                                          folder))))
1122                          ;; Sticky folder exists.
1123                          (wl-summary-sticky-buffer-name
1124                           (elmo-folder-name-internal folder))
1125                        (concat
1126                         wl-summary-buffer-name
1127                         (symbol-name this-command))))
1128                     (wl-summary-use-frame nil)
1129                     (wl-summary-always-sticky-folder-list nil))
1130                 (wl-summary-goto-folder-subr entity
1131                                              (wl-summary-get-sync-range folder)
1132                                              nil)
1133                 (wl-summary-mark-as-read-all)
1134                 (if sticky
1135                     (wl-summary-save-status)
1136                   (wl-summary-exit)))))
1137         (sit-for 0))))))
1138
1139 (defun wl-folder-mark-as-read-all-current-entity ()
1140   "Mark as read all messages in the folder at position.
1141 If current line is group folder, all subfolders are marked."
1142   (interactive)
1143   (save-excursion
1144     (let ((entity-name (wl-folder-get-entity-from-buffer))
1145           (group (wl-folder-buffer-group-p))
1146           summary-buf)
1147       (when (and entity-name
1148                  (y-or-n-p (format "Mark all messages in %s as read? "
1149                                    entity-name)))
1150         (wl-folder-mark-as-read-all-entity
1151          (if group
1152              (wl-folder-search-group-entity-by-name entity-name
1153                                                     wl-folder-entity)
1154            entity-name))
1155         (message "All messages in %s are marked!" entity-name)))))
1156
1157 (defun wl-folder-check-region (beg end)
1158   (interactive "r")
1159   (goto-char beg)
1160   (beginning-of-line)
1161   (setq beg (point))
1162   (goto-char end)
1163   (beginning-of-line)
1164   (setq end (point))
1165   (goto-char beg)
1166   (let ((inhibit-read-only t)
1167         entity)
1168     (while (< (point) end)
1169       ;; normal folder entity
1170       (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1171           (save-excursion
1172             (setq entity (wl-folder-get-entity-from-buffer))
1173             (if (not (elmo-folder-plugged-p (wl-folder-get-elmo-folder
1174                                              entity)))
1175                 (message "Uncheck %s" entity)
1176               (message "Checking %s" entity)
1177               (wl-folder-check-one-entity entity)
1178               (sit-for 0))))
1179       (forward-line 1)))
1180   (message ""))
1181
1182 (defun wl-folder-sync-region (beg end)
1183   (interactive "r")
1184   (goto-char beg)
1185   (beginning-of-line)
1186   (setq beg (point))
1187   (goto-char end)
1188   (end-of-line)
1189   (setq end (point))
1190   (goto-char beg)
1191   (while (< (point) end)
1192     ;; normal folder entity
1193     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1194         (save-excursion
1195           (let ((inhibit-read-only t)
1196                 entity)
1197             (setq entity (wl-folder-get-entity-from-buffer))
1198             (wl-folder-sync-entity entity)
1199             (message "Syncing %s is done!" entity)
1200             (sit-for 0))))
1201     (forward-line 1))
1202   (message ""))
1203
1204 (defun wl-folder-mark-as-read-all-region (beg end)
1205   (interactive "r")
1206   (goto-char beg)
1207   (beginning-of-line)
1208   (setq beg (point))
1209   (goto-char end)
1210   (end-of-line)
1211   (setq end (point))
1212   (goto-char beg)
1213   (while (< (point) end)
1214     ;; normal folder entity
1215     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1216         (save-excursion
1217           (let ((inhibit-read-only t)
1218                 entity)
1219             (setq entity (wl-folder-get-entity-from-buffer))
1220             (wl-folder-mark-as-read-all-entity entity)
1221             (message "All messages in %s are marked!" entity)
1222             (sit-for 0))))
1223     (forward-line 1))
1224   (message ""))
1225
1226 (defsubst wl-create-access-init-load-p (folder)
1227   (let ((no-load-regexp (when (and
1228                                (not wl-folder-init-load-access-folders)
1229                                wl-folder-init-no-load-access-folders)
1230                           (mapconcat 'identity
1231                                      wl-folder-init-no-load-access-folders
1232                                      "\\|")))
1233         (load-regexp (and wl-folder-init-load-access-folders
1234                           (mapconcat 'identity
1235                                      wl-folder-init-load-access-folders
1236                                      "\\|"))))
1237     (cond (load-regexp (string-match load-regexp folder))
1238           (t (not (and no-load-regexp
1239                        (string-match no-load-regexp folder)))))))
1240
1241 (defun wl-create-access-folder-entity (name)
1242   (let (flists flist)
1243     (when (wl-create-access-init-load-p name)
1244       (setq flists (elmo-msgdb-flist-load name)) ; load flist.
1245       (setq flist (car flists))
1246       (while flist
1247         (when (consp (car flist))
1248           (setcdr (cdar flist)
1249                   (wl-create-access-folder-entity (caar flist))))
1250         (setq flist (cdr flist)))
1251       flists)))
1252
1253 (defun wl-create-folder-entity-from-buffer ()
1254   "Create folder entity recursively."
1255   (cond
1256    ((looking-at "^[ \t]*$")             ; blank line
1257     (goto-char (+ 1(match-end 0)))
1258     'ignore)
1259    ((looking-at "^#.*$")                ; comment
1260     (goto-char (+ 1 (match-end 0)))
1261     'ignore)
1262    ((looking-at "^[\t ]*\\(.+\\)[\t ]*{[\t ]*$") ; group definition
1263     (let (name entity flist)
1264       (setq name (wl-match-buffer 1))
1265       (goto-char (+ 1 (match-end 0)))
1266       (while (setq entity (wl-create-folder-entity-from-buffer))
1267         (unless (eq entity 'ignore)
1268           (wl-append flist (list entity))))
1269       (if (looking-at "^[\t ]*}[\t ]*$") ; end of group
1270           (progn
1271             (goto-char (+ 1 (match-end 0)))
1272             (if (wl-string-assoc name wl-folder-petname-alist)
1273                 (error "%s already defined as petname" name))
1274             (list name 'group flist))
1275         (error "Syntax error in folder definition"))))
1276    ((looking-at "^[\t ]*\\([^\t \n]+\\)[\t ]*/$") ; access it!
1277     (let (name)
1278       (setq name (wl-match-buffer 1))
1279       (goto-char (+ 1 (match-end 0)))
1280 ;      (condition-case ()
1281 ;         (unwind-protect
1282 ;             (setq flist (elmo-list-folders name)))
1283 ;       (error (message "Access to folder %s failed." name)))
1284 ;;       (setq flist (elmo-msgdb-flist-load name)) ; load flist.
1285 ;;       (setq unsublist (nth 1 flist))
1286 ;;       (setq flist (car flist))
1287 ;;       (list name 'access flist unsublist)))
1288       (append (list name 'access) (wl-create-access-folder-entity name))))
1289    ;((looking-at "^[\t ]*\\([^\t \n}]+\\)[\t ]*\\(\"[^\"]*\"\\)?[\t ]*$") ; normal folder entity
1290    ((looking-at "^[\t ]*=[ \t]+\\([^\n]+\\)$"); petname definition
1291     (goto-char (+ 1 (match-end 0)))
1292     (let ((rest (elmo-match-buffer 1))
1293           petname)
1294       (when (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1295         (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1296         (setq rest (substring rest 0 (match-beginning 0))))
1297       (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1298         (wl-folder-append-petname (elmo-match-string 1 rest)
1299                                   petname))
1300       'ignore))
1301    ((looking-at "^[ \t]*}[ \t]*$") ; end of group
1302     nil)
1303    ((looking-at "^.*$") ; normal folder entity
1304     (goto-char (+ 1 (match-end 0)))
1305     (let ((rest (elmo-match-buffer 0))
1306           realname petname)
1307       (if (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1308           (progn
1309             (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1310             (setq rest (substring rest 0 (match-beginning 0)))
1311             (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1312               (wl-folder-append-petname
1313                (setq realname (elmo-match-string 1 rest))
1314                petname)
1315               realname))
1316         (if (string-match "^[\t ]*\\(.+\\)$" rest)
1317             (elmo-match-string 1 rest)
1318           rest))))))
1319
1320 (defun wl-folder-create-folder-entity ()
1321   "Create folder entries."
1322   (let ((tmp-buf (get-buffer-create " *wl-folder-tmp*"))
1323         entity ret-val)
1324     (condition-case ()
1325         (progn
1326           (with-current-buffer tmp-buf
1327             (erase-buffer)
1328             (insert-file-contents wl-folders-file)
1329             (goto-char (point-min))
1330             (while (and (not (eobp))
1331                         (setq entity (wl-create-folder-entity-from-buffer)))
1332               (unless (eq entity 'ignore)
1333                 (wl-append ret-val (list entity)))))
1334           (kill-buffer tmp-buf))
1335       (file-error nil))
1336     (setq ret-val (list wl-folder-desktop-name 'group ret-val))))
1337
1338 (defun wl-folder-entity-assign-id (entity &optional hashtb on-noid)
1339   (let ((hashtb (or hashtb
1340                     (setq wl-folder-entity-id-name-hashtb
1341                           (elmo-make-hash wl-folder-entity-id))))
1342         (entities (list entity))
1343         entity-stack)
1344     (while entities
1345       (setq entity (wl-pop entities))
1346       (cond
1347        ((consp entity)
1348         (when (not (and on-noid
1349                         (get-text-property 0
1350                                            'wl-folder-entity-id
1351                                            (car entity))))
1352           (wl-folder-put-folder-property
1353            0 (length (car entity))
1354            wl-folder-entity-id
1355            'is-group
1356            (car entity))
1357           (wl-folder-set-id-name wl-folder-entity-id
1358                                  (car entity) hashtb)
1359           (setq wl-folder-entity-id (+ 1 wl-folder-entity-id)))
1360         (and entities
1361              (wl-push entities entity-stack))
1362         (setq entities (nth 2 entity)))
1363        ((stringp entity)
1364         (when (not (and on-noid
1365                         (get-text-property 0
1366                                            'wl-folder-entity-id
1367                                            entity)))
1368           (wl-folder-put-folder-property
1369            0 (length entity)
1370            wl-folder-entity-id
1371            nil
1372            entity)
1373           (wl-folder-set-id-name wl-folder-entity-id
1374                                  entity hashtb)
1375           (setq wl-folder-entity-id (+ 1 wl-folder-entity-id)))))
1376       (unless entities
1377         (setq entities (wl-pop entity-stack))))))
1378
1379 (defun wl-folder-click (e)
1380   (interactive "e")
1381   (mouse-set-point e)
1382   (beginning-of-line)
1383   (save-excursion
1384     (wl-folder-jump-to-current-entity)))
1385
1386 (defun wl-folder-select-buffer (buffer)
1387   (let ((gbw (get-buffer-window buffer))
1388         exists)
1389     (if gbw
1390         (progn (select-window gbw)
1391                (setq exists t))
1392       (unless wl-summary-use-frame
1393         (condition-case ()
1394             (unwind-protect
1395                 (split-window-horizontally wl-folder-window-width)
1396               (other-window 1))
1397           (error nil))))
1398     (set-buffer buffer)
1399     (if wl-summary-use-frame
1400         (switch-to-buffer-other-frame buffer)
1401       (switch-to-buffer buffer))
1402     exists))
1403
1404 (defun wl-folder-toggle-disp-summary (&optional arg folder)
1405   (interactive)
1406   (if (or (and folder (assoc folder wl-folder-group-alist))
1407           (and (interactive-p) (wl-folder-buffer-group-p)))
1408       (error "This command is not available on Group"))
1409   (beginning-of-line)
1410   (let (wl-auto-select-first
1411         (wl-stay-folder-window t))
1412     (cond
1413      ((eq arg 'on)
1414       (setq wl-folder-buffer-disp-summary t))
1415      ((eq arg 'off)
1416       (setq wl-folder-buffer-disp-summary nil)
1417       ;; hide wl-summary window.
1418       (let ((cur-buf (current-buffer))
1419             (summary-buffer (wl-summary-get-buffer folder)))
1420         (wl-folder-select-buffer summary-buffer)
1421         (delete-window)
1422         (select-window (get-buffer-window cur-buf))))
1423      (t
1424       (setq wl-folder-buffer-disp-summary
1425             (not wl-folder-buffer-disp-summary))
1426       (let ((cur-buf (current-buffer))
1427             folder-name)
1428         (when (looking-at "^[ ]*\\([^\\[].+\\):.*\n")
1429           (setq folder-name (wl-folder-get-entity-from-buffer))
1430           (if wl-folder-buffer-disp-summary
1431               (progn
1432                 (wl-folder-select-buffer
1433                  (wl-summary-get-buffer-create folder-name))
1434                 (unwind-protect
1435                     (wl-summary-goto-folder-subr folder-name 'no-sync nil)
1436                   (select-window (get-buffer-window cur-buf))))
1437             (wl-folder-select-buffer (wl-summary-get-buffer folder-name))
1438             (delete-window)
1439             (select-window (get-buffer-window cur-buf)))))))))
1440
1441 (defun wl-folder-prev-unsync ()
1442   "Move cursor to the previous unsync folder."
1443   (interactive)
1444   (let (start-point)
1445     (setq start-point (point))
1446     (beginning-of-line)
1447     (if (re-search-backward wl-folder-unsync-regexp nil t)
1448         (beginning-of-line)
1449       (goto-char start-point)
1450       (message "No more unsync folder"))))
1451
1452 (defun wl-folder-next-unsync (&optional plugged)
1453   "Move cursor to the next unsync."
1454   (interactive)
1455   (let (start-point entity)
1456     (setq start-point (point))
1457     (end-of-line)
1458     (if (catch 'found
1459           (while (re-search-forward wl-folder-unsync-regexp nil t)
1460             (if (or (wl-folder-buffer-group-p)
1461                     (not plugged)
1462                     (setq entity
1463                           (wl-folder-get-entity-from-buffer))
1464                     (elmo-folder-plugged-p entity))
1465                 (throw 'found t))))
1466         (beginning-of-line)
1467       (goto-char start-point)
1468       (message "No more unsync folder"))))
1469
1470 (defun wl-folder-prev-unread (&optional group)
1471   "Move cursor to the previous unread folder."
1472   (interactive "P")
1473   (let (start-point)
1474     (setq start-point (point))
1475     (beginning-of-line)
1476     (if (re-search-backward (wl-folder-unread-regex group) nil t)
1477         (progn
1478           (beginning-of-line)
1479           (wl-folder-get-entity-from-buffer))
1480       (goto-char start-point)
1481       (message "No more unread folder")
1482       nil)))
1483
1484 (defun wl-folder-next-unread (&optional group)
1485   "Move cursor to the next unread folder."
1486   (interactive "P")
1487   (let (start-point)
1488     (setq start-point (point))
1489     (end-of-line)
1490     (if (re-search-forward (wl-folder-unread-regex group) nil t)
1491         (progn
1492           (beginning-of-line)
1493           (wl-folder-get-entity-from-buffer))
1494       (goto-char start-point)
1495       (message "No more unread folder")
1496       nil)))
1497
1498 (defun wl-folder-mode ()
1499   "Major mode for Wanderlust Folder.
1500 See Info under Wanderlust for full documentation.
1501
1502 Special commands:
1503 \\{wl-folder-mode-map}
1504
1505 Entering Folder mode calls the value of `wl-folder-mode-hook'."
1506   (interactive)
1507   (setq major-mode 'wl-folder-mode)
1508   (setq mode-name "Folder")
1509   (use-local-map wl-folder-mode-map)
1510   (setq buffer-read-only t)
1511   (setq inhibit-read-only nil)
1512   (setq truncate-lines t)
1513   (setq wl-folder-buffer-cur-entity-id nil
1514         wl-folder-buffer-cur-path nil
1515         wl-folder-buffer-cur-point nil)
1516   (wl-mode-line-buffer-identification)
1517   (easy-menu-add wl-folder-mode-menu)
1518   ;; This hook may contain the functions `wl-folder-init-icons' and
1519   ;; `wl-setup-folder' for reasons of system internal to accord
1520   ;; facilities for the Emacs variants.
1521   (run-hooks 'wl-folder-mode-hook))
1522
1523 (defun wl-folder-append-petname (realname petname)
1524   (let ((pentry (wl-string-assoc realname wl-folder-petname-alist)))
1525     (when pentry
1526       (setq wl-folder-petname-alist
1527             (delete pentry wl-folder-petname-alist))))
1528   (wl-append wl-folder-petname-alist
1529              (list (cons realname petname))))
1530
1531 (defun wl-folder ()
1532   (let (initialize folder-buf)
1533     (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1534         (if wl-folder-use-frame
1535             (let (select-frame)
1536               (save-selected-window
1537                 (dolist (frame (visible-frame-list))
1538                   (select-frame frame)
1539                   (if (get-buffer-window folder-buf)
1540                       (setq select-frame frame))))
1541               (if select-frame
1542                   (select-frame select-frame)
1543                 (switch-to-buffer folder-buf)))
1544           (switch-to-buffer folder-buf))
1545       (if wl-folder-use-frame
1546           (progn
1547             (switch-to-buffer-other-frame
1548              (get-buffer-create wl-folder-buffer-name))
1549             (let ((frame (selected-frame)))
1550               (setq wl-delete-startup-frame-function
1551                     `(lambda ()
1552                        (setq wl-delete-startup-frame-function nil)
1553                        (let ((frame ,frame))
1554                          (if (eq (selected-frame) frame)
1555                              (delete-frame frame)))))))
1556         (switch-to-buffer (get-buffer-create wl-folder-buffer-name)))
1557       (set-buffer wl-folder-buffer-name)
1558       (wl-folder-mode)
1559       ;; Initialization.
1560       (unless wl-folder-entity
1561         (wl-folder-init))
1562       (setq wl-folder-entity-id 0)
1563       (wl-folder-entity-assign-id wl-folder-entity)
1564       (setq wl-folder-entity-hashtb
1565             (wl-folder-create-entity-hashtb wl-folder-entity))
1566       (setq wl-folder-elmo-folder-hashtb (elmo-make-hash wl-folder-entity-id))
1567       (setq wl-folder-group-alist
1568             (wl-folder-create-group-alist wl-folder-entity))
1569       (setq wl-folder-newsgroups-hashtb
1570             (wl-folder-create-newsgroups-hashtb wl-folder-entity))
1571       (wl-folder-init-info-hashtb)
1572       (let ((inhibit-read-only t)
1573             (buffer-read-only nil))
1574         (erase-buffer)
1575         (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
1576         (save-excursion
1577           (wl-folder-insert-entity " " wl-folder-entity)))
1578       (sit-for 0)
1579       (set-buffer-modified-p nil)
1580       (setq initialize t))
1581     initialize))
1582
1583 (defun wl-folder-auto-check ()
1584   "Check and update folders in `wl-auto-check-folder-name'."
1585   (interactive)
1586   (when (get-buffer wl-folder-buffer-name)
1587     (switch-to-buffer  wl-folder-buffer-name)
1588     (cond
1589      ((eq wl-auto-check-folder-name 'none))
1590      ((or (consp wl-auto-check-folder-name)
1591           (stringp wl-auto-check-folder-name))
1592       (let ((folder-list (if (consp wl-auto-check-folder-name)
1593                              wl-auto-check-folder-name
1594                            (list wl-auto-check-folder-name)))
1595             entity)
1596         (while folder-list
1597           (if (setq entity (wl-folder-search-entity-by-name
1598                             (car folder-list)
1599                             wl-folder-entity))
1600               (wl-folder-check-entity entity 'auto))
1601           (setq folder-list (cdr folder-list)))))
1602      (t
1603       (wl-folder-check-entity wl-folder-entity 'auto)))))
1604
1605 (defun wl-folder-set-folder-updated (name value)
1606   (save-excursion
1607     (let ((buf (get-buffer wl-folder-buffer-name)))
1608       (if buf
1609           (wl-folder-entity-hashtb-set
1610            wl-folder-entity-hashtb name value buf))
1611       (setq wl-folder-info-alist-modified t))))
1612
1613 (defun wl-folder-calc-finfo (entity)
1614   ;; calcurate finfo without inserting.
1615   (let ((entities (list entity))
1616         entity-stack
1617         new unread all nums)
1618     (while entities
1619       (setq entity (wl-pop entities))
1620       (cond
1621        ((consp entity)
1622         (and entities
1623              (wl-push entities entity-stack))
1624         (setq entities (nth 2 entity)))
1625        ((stringp entity)
1626         (setq nums (wl-folder-get-entity-info entity))
1627         (setq new    (+ (or new 0) (or (nth 0 nums) 0)))
1628         (setq unread (+ (or unread 0)
1629                         (or (and (nth 0 nums)(nth 1 nums)
1630                                  (+ (nth 0 nums)(nth 1 nums))) 0)))
1631         (setq all    (+ (or all 0) (or (nth 2 nums) 0)))))
1632       (unless entities
1633         (setq entities (wl-pop entity-stack))))
1634     (list new unread all)))
1635
1636 (defsubst wl-folder-make-save-access-list (list)
1637   (mapcar '(lambda (x)
1638              (cond
1639               ((consp x)
1640                (list (elmo-string (car x)) 'access))
1641               (t
1642                (elmo-string x))))
1643           list))
1644
1645 (defun wl-folder-update-newest (indent entity)
1646   (let (ret-val new unread all)
1647     (cond
1648      ((consp entity)
1649       (let ((inhibit-read-only t)
1650             (buffer-read-only nil)
1651             (flist (nth 2 entity))
1652             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1653             beg
1654             )
1655         (setq beg (point))
1656         (if as-opened
1657             (let (update-flist flist-unsub new-flist removed group-name-end)
1658               (when (and (eq (cadr entity) 'access)
1659                          (elmo-folder-plugged-p
1660                           (wl-folder-get-elmo-folder (car entity))))
1661                 (message "Fetching folder entries...")
1662                 (when (setq new-flist
1663                             (elmo-folder-list-subfolders
1664                              (wl-folder-get-elmo-folder (car entity))
1665                              (wl-string-match-member
1666                               (car entity)
1667                               wl-folder-hierarchy-access-folders)))
1668                   (setq update-flist
1669                         (wl-folder-update-access-group entity new-flist))
1670                   (setq flist (nth 1 update-flist))
1671                   (when (car update-flist) ;; diff
1672                     (setq flist-unsub (nth 2 update-flist))
1673                     (setq removed (nth 3 update-flist))
1674                     (elmo-msgdb-flist-save
1675                      (car entity)
1676                      (list
1677                       (wl-folder-make-save-access-list flist)
1678                       (wl-folder-make-save-access-list flist-unsub)))
1679                     (wl-folder-entity-assign-id
1680                      entity
1681                      wl-folder-entity-id-name-hashtb
1682                      t)
1683                     (setq wl-folder-entity-hashtb
1684                           (wl-folder-create-entity-hashtb
1685                            entity
1686                            wl-folder-entity-hashtb
1687                            t))
1688                     (setq wl-folder-newsgroups-hashtb
1689                           (or
1690                            (wl-folder-create-newsgroups-hashtb
1691                             entity nil)
1692                            wl-folder-newsgroups-hashtb))))
1693                 (message "Fetching folder entries...done"))
1694               (wl-folder-insert-entity indent entity))))))))
1695
1696 (defun wl-folder-insert-entity (indent entity &optional onlygroup)
1697   (let (ret-val new unread all)
1698     (cond
1699      ((consp entity)
1700       (let ((inhibit-read-only t)
1701             (buffer-read-only nil)
1702             (flist (nth 2 entity))
1703             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1704             beg
1705             )
1706 ;;;     (insert indent "[" (if as-opened "-" "+") "]" (car entity) "\n")
1707 ;;;     (save-excursion (forward-line -1)
1708 ;;;                     (wl-highlight-folder-current-line))
1709         (setq beg (point))
1710         (if (and as-opened
1711                  (not onlygroup))
1712             (let (update-flist flist-unsub new-flist removed group-name-end)
1713 ;;;           (when (and (eq (cadr entity) 'access)
1714 ;;;                      newest)
1715 ;;;             (message "fetching folder entries...")
1716 ;;;             (when (setq new-flist
1717 ;;;                         (elmo-list-folders
1718 ;;;                          (elmo-string (car entity))
1719 ;;;                          (wl-string-member
1720 ;;;                           (car entity)
1721 ;;;                           wl-folder-hierarchy-access-folders)
1722 ;;;                          ))
1723 ;;;               (setq update-flist
1724 ;;;                     (wl-folder-update-access-group entity new-flist))
1725 ;;;               (setq flist (nth 1 update-flist))
1726 ;;;               (when (car update-flist) ;; diff
1727 ;;;                 (setq flist-unsub (nth 2 update-flist))
1728 ;;;                 (setq removed (nth 3 update-flist))
1729 ;;;                 (elmo-msgdb-flist-save
1730 ;;;                  (car entity)
1731 ;;;                  (list
1732 ;;;                   (wl-folder-make-save-access-list flist)
1733 ;;;                   (wl-folder-make-save-access-list flist-unsub)))
1734 ;;;                 ;;
1735 ;;;                 ;; reconstruct wl-folder-entity-id-name-hashtb and
1736 ;;;                 ;;           wl-folder-entity-hashtb
1737 ;;;                 ;;
1738 ;;;                 (wl-folder-entity-assign-id
1739 ;;;                  entity
1740 ;;;                  wl-folder-entity-id-name-hashtb
1741 ;;;                  t)
1742 ;;;                 (setq wl-folder-entity-hashtb
1743 ;;;                       (wl-folder-create-entity-hashtb
1744 ;;;                        entity
1745 ;;;                        wl-folder-entity-hashtb
1746 ;;;                        t))
1747 ;;;                 (setq wl-folder-newsgroups-hashtb
1748 ;;;                       (or
1749 ;;;                        (wl-folder-create-newsgroups-hashtb
1750 ;;;                         entity nil)
1751 ;;;                        wl-folder-newsgroups-hashtb))))
1752 ;;;             (message "fetching folder entries...done"))
1753               (insert indent "[" (if as-opened "-" "+") "]"
1754                       (if (eq (cadr entity) 'access)
1755                           (wl-folder-get-petname (car entity))
1756                         (car entity)))
1757               (setq group-name-end (point))
1758               (insert ":0/0/0\n")
1759               (wl-folder-put-folder-property
1760                beg (point)
1761                (get-text-property 0 'wl-folder-entity-id (car entity))
1762                'is-group)
1763               (when removed
1764                 (setq beg (point))
1765                 (while removed
1766                   (insert indent "  "
1767                           wl-folder-removed-mark
1768                           (if (listp (car removed))
1769                               (concat "[+]" (caar removed))
1770                             (car removed))
1771                           "\n")
1772                   (save-excursion (forward-line -1)
1773                                   (wl-highlight-folder-current-line))
1774                   (setq removed (cdr removed)))
1775                 (remove-text-properties beg (point) '(wl-folder-entity-id)))
1776               (let* ((len (length flist))
1777                      (mes (> len 100))
1778                      (i 0))
1779                 (while flist
1780                   (setq ret-val
1781                         (wl-folder-insert-entity
1782                          (concat indent "  ") (car flist)))
1783                   (setq new    (+ (or new 0) (or (nth 0 ret-val) 0)))
1784                   (setq unread (+ (or unread 0) (or (nth 1 ret-val) 0)))
1785                   (setq all    (+ (or all 0) (or (nth 2 ret-val) 0)))
1786                   (when (and mes
1787                              (> len elmo-display-progress-threshold))
1788                     (setq i (1+ i))
1789                     (elmo-display-progress
1790                      'wl-folder-insert-entity "Inserting group %s..."
1791                      (/ (* i 100) len) (car entity)))
1792                   (setq flist (cdr flist)))
1793                 (if (> len 0)
1794                     (message "Inserting group %s...done" (car entity))))
1795               (save-excursion
1796                 (goto-char group-name-end)
1797                 (delete-region (point) (save-excursion (end-of-line)
1798                                                        (point)))
1799                 (insert (format ":%d/%d/%d" (or new 0)
1800                                 (or unread 0) (or all 0)))
1801                 (setq ret-val (list new unread all))
1802                 (wl-highlight-folder-current-line ret-val)))
1803           (setq ret-val (wl-folder-calc-finfo entity))
1804           (insert indent "[" (if as-opened "-" "+") "]"
1805                   (if (eq (cadr entity) 'access)
1806                       (wl-folder-get-petname (car entity))
1807                     (car entity))
1808                   (format ":%d/%d/%d"
1809                           (or (nth 0 ret-val) 0)
1810                           (or (nth 1 ret-val) 0)
1811                           (or (nth 2 ret-val) 0))
1812                   "\n")
1813           (wl-folder-put-folder-property
1814            beg (point)
1815            (get-text-property 0 'wl-folder-entity-id (car entity))
1816            'is-group)
1817           (save-excursion (forward-line -1)
1818                           (wl-highlight-folder-current-line ret-val)))))
1819      ((stringp entity)
1820       (let* ((inhibit-read-only t)
1821              (buffer-read-only nil)
1822              (nums (wl-folder-get-entity-info entity))
1823              beg)
1824         (setq beg (point))
1825         (insert indent (wl-folder-get-petname entity)
1826                 (format ":%s/%s/%s\n"
1827                         (or (setq new (nth 0 nums)) "*")
1828                         (or (setq unread (and (nth 0 nums)(nth 1 nums)
1829                                               (+ (nth 0 nums)(nth 1 nums))))
1830                             "*")
1831                         (or (setq all (nth 2 nums)) "*")))
1832         (wl-folder-put-folder-property
1833          beg (point)
1834          (get-text-property 0 'wl-folder-entity-id entity)
1835          nil)
1836         (save-excursion (forward-line -1)
1837                         (wl-highlight-folder-current-line nums))
1838         (setq ret-val (list new unread all)))))
1839     (set-buffer-modified-p nil)
1840     ret-val))
1841
1842 (defun wl-folder-check-all ()
1843   (interactive)
1844   (wl-folder-check-entity wl-folder-entity))
1845
1846 (defun wl-folder-entity-hashtb-set (entity-hashtb name value buffer)
1847   (let ((cur-val (wl-folder-get-entity-info name entity-hashtb))
1848         (new-diff 0)
1849         (unread-diff 0)
1850         (all-diff 0)
1851         diffs)
1852     (setq new-diff    (- (or (nth 0 value) 0) (or (nth 0 cur-val) 0)))
1853     (setq unread-diff
1854           (+ new-diff
1855              (- (or (nth 1 value) 0) (or (nth 1 cur-val) 0))))
1856     (setq all-diff    (- (or (nth 2 value) 0) (or (nth 2 cur-val) 0)))
1857     (setq diffs (list new-diff unread-diff all-diff))
1858     (unless (and (nth 0 cur-val)
1859                  (equal diffs '(0 0 0)))
1860       (wl-folder-set-entity-info name value entity-hashtb)
1861       (save-match-data
1862         (with-current-buffer buffer
1863           (save-excursion
1864             (let ((entity-list (wl-folder-search-entity-list-by-name
1865                                 name wl-folder-entity)))
1866               (while entity-list
1867                 (wl-folder-update-group (car entity-list) diffs)
1868                 (setq entity-list (cdr entity-list))))
1869             (goto-char (point-min))
1870             (while (wl-folder-buffer-search-entity name)
1871               (wl-folder-update-line value))))))))
1872
1873 (defun wl-folder-update-unread (folder unread)
1874   (let ((buf (get-buffer wl-folder-buffer-name))
1875         (value (wl-folder-get-entity-info folder))
1876         cur-unread
1877         (unread-diff 0)
1878         newvalue)
1879 ;;; Update folder-info
1880 ;;;    (elmo-folder-set-info-hashtb fld nil nil nil unread)
1881     (setq cur-unread (or (nth 1 value) 0))
1882     (setq unread-diff (- (or unread 0) cur-unread))
1883     (setq newvalue (list (nth 0 value)
1884                          unread
1885                          (nth 2 value)))
1886     (wl-folder-set-entity-info folder newvalue)
1887     (setq wl-folder-info-alist-modified t)
1888     (when (and buf
1889                (not (eq unread-diff 0)))
1890       (save-match-data
1891         (with-current-buffer buf
1892           (save-excursion
1893             (let ((entity-list (wl-folder-search-entity-list-by-name
1894                                 folder wl-folder-entity)))
1895               (while entity-list
1896                 (wl-folder-update-group (car entity-list) (list 0
1897                                                                 unread-diff
1898                                                                 0))
1899                 (setq entity-list (cdr entity-list))))
1900             (goto-char (point-min))
1901             (while (wl-folder-buffer-search-entity folder)
1902               (wl-folder-update-line newvalue))))))))
1903
1904 (defun wl-folder-create-entity-hashtb (entity &optional hashtb reconst)
1905   (let ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1906         (entities (list entity))
1907         entity-stack)
1908     (while entities
1909       (setq entity (wl-pop entities))
1910       (cond
1911        ((consp entity)
1912         (and entities
1913              (wl-push entities entity-stack))
1914         (setq entities (nth 2 entity)))
1915        ((stringp entity)
1916         (when (not (and reconst
1917                         (wl-folder-get-entity-info entity)))
1918           (wl-folder-set-entity-info entity
1919                                      nil
1920                                      hashtb))))
1921       (unless entities
1922         (setq entities (wl-pop entity-stack))))
1923     hashtb))
1924
1925 ;; Unsync number is reserved.
1926 ;;(defun wl-folder-reconstruct-entity-hashtb (entity &optional hashtb id-name)
1927 ;;  (let* ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1928 ;;       (entities (list entity))
1929 ;;       entity-stack)
1930 ;;    (while entities
1931 ;;      (setq entity (wl-pop entities))
1932 ;;      (cond
1933 ;;       ((consp entity)
1934 ;;      (if id-name
1935 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id (car entity))
1936 ;;                                 (car entity)))
1937 ;;      (and entities
1938 ;;           (wl-push entities entity-stack))
1939 ;;      (setq entities (nth 2 entity))
1940 ;;      )
1941 ;;       ((stringp entity)
1942 ;;      (wl-folder-set-entity-info entity
1943 ;;                                 (wl-folder-get-entity-info entity)
1944 ;;                                 hashtb)
1945 ;;      (if id-name
1946 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id entity)
1947 ;;                                 entity))))
1948 ;;      (unless entities
1949 ;;      (setq entities (wl-pop entity-stack))))
1950 ;;    hashtb))
1951
1952 (defun wl-folder-create-newsgroups-from-nntp-access (entity)
1953   (let ((flist (nth 2 entity))
1954         folders)
1955     (while flist
1956       (wl-append folders
1957                  (cond
1958                   ((consp (car flist))
1959                    (wl-folder-create-newsgroups-from-nntp-access (car flist)))
1960                   (t
1961                    (list
1962                     (elmo-nntp-folder-group-internal
1963                      (wl-folder-get-elmo-folder (car flist)))))))
1964       (setq flist (cdr flist)))
1965     folders))
1966
1967 (defun wl-folder-create-newsgroups-hashtb (entity &optional is-list info)
1968   "Create NNTP group hashtable for ENTITY."
1969   (let ((entities (if is-list entity (list entity)))
1970         entity-stack folder-list newsgroups newsgroup make-hashtb)
1971     (and info (message "Creating newsgroups..."))
1972     (while entities
1973       (setq entity (wl-pop entities))
1974       (cond
1975        ((consp entity)
1976         (if (eq (nth 1 entity) 'access)
1977             (when (eq (elmo-folder-type-internal
1978                        (elmo-make-folder (car entity))) 'nntp)
1979               (wl-append newsgroups
1980                          (wl-folder-create-newsgroups-from-nntp-access entity))
1981               (setq make-hashtb t))
1982           (and entities
1983                (wl-push entities entity-stack))
1984           (setq entities (nth 2 entity))))
1985        ((stringp entity)
1986         (setq folder-list (elmo-folder-get-primitive-list
1987                            (elmo-make-folder entity)))
1988         (while folder-list
1989           (when (and (eq (elmo-folder-type-internal (car folder-list))
1990                          'nntp)
1991                      (setq newsgroup (elmo-nntp-folder-group-internal
1992                                       (car folder-list))))
1993             (wl-append newsgroups (list (elmo-string newsgroup))))
1994           (setq folder-list (cdr folder-list)))))
1995       (unless entities
1996         (setq entities (wl-pop entity-stack))))
1997     (and info (message "Creating newsgroups...done"))
1998     (if (or newsgroups make-hashtb)
1999         (elmo-setup-subscribed-newsgroups newsgroups))))
2000
2001 (defun wl-folder-get-path (entity target-id &optional string)
2002   (let ((entities (list entity))
2003         entity-stack result-path)
2004     (reverse
2005      (catch 'done
2006        (while entities
2007          (setq entity (wl-pop entities))
2008          (cond
2009           ((consp entity)
2010            (if (and (or (not string) (string= string (car entity)))
2011                     (eq target-id (wl-folder-get-entity-id (car entity))))
2012                (throw 'done
2013                       (wl-push target-id result-path))
2014              (wl-push (wl-folder-get-entity-id (car entity)) result-path))
2015            (wl-push entities entity-stack)
2016            (setq entities (nth 2 entity)))
2017           ((stringp entity)
2018            (if (and (or (not string) (string= string entity))
2019                     (eq target-id (wl-folder-get-entity-id entity)))
2020                (throw 'done
2021                       (wl-push target-id result-path)))))
2022          (unless entities
2023            (while (and entity-stack
2024                        (not entities))
2025              (setq result-path (cdr result-path))
2026              (setq entities (wl-pop entity-stack)))))))))
2027
2028 (defun wl-folder-create-group-alist (entity)
2029   (if (consp entity)
2030       (let ((flist (nth 2 entity))
2031             (cur-alist (list (cons (car entity) nil)))
2032              append-alist)
2033         (while flist
2034           (if (consp (car flist))
2035               (wl-append append-alist
2036                          (wl-folder-create-group-alist (car flist))))
2037           (setq flist (cdr flist)))
2038         (append cur-alist append-alist))))
2039
2040 (defun wl-folder-init-info-hashtb ()
2041   (let ((info-alist (and wl-folder-info-save
2042                          (elmo-msgdb-finfo-load))))
2043     (elmo-folder-info-make-hashtb
2044      info-alist
2045      wl-folder-entity-hashtb)))
2046 ;;; (wl-folder-resume-entity-hashtb-by-finfo
2047 ;;;  wl-folder-entity-hashtb
2048 ;;;  info-alist)))
2049
2050 (defun wl-folder-cleanup-variables ()
2051   (setq wl-folder-entity nil
2052         wl-folder-entity-hashtb nil
2053         wl-folder-entity-id-name-hashtb nil
2054         wl-folder-group-alist nil
2055         wl-folder-petname-alist nil
2056         wl-folder-newsgroups-hashtb nil
2057         wl-fldmgr-cut-entity-list nil
2058         wl-fldmgr-modified nil
2059         wl-fldmgr-modified-access-list nil
2060         wl-score-cache nil
2061         ))
2062
2063 (defun wl-make-plugged-alist ()
2064   (let ((entity-list (wl-folder-get-entity-list wl-folder-entity))
2065         (add (not wl-reset-plugged-alist)))
2066     (while entity-list
2067       (elmo-folder-set-plugged
2068        (wl-folder-get-elmo-folder (car entity-list)) wl-plugged add)
2069       (setq entity-list (cdr entity-list)))
2070     ;; smtp posting server
2071     (when wl-smtp-posting-server
2072       (elmo-set-plugged wl-plugged
2073                         wl-smtp-posting-server  ; server
2074                         (or wl-smtp-posting-port
2075                             (and (boundp 'smtp-service) smtp-service)
2076                             "smtp")     ; port
2077                         wl-smtp-connection-type
2078                         nil nil "smtp" add))
2079     ;; nntp posting server
2080     (when wl-nntp-posting-server
2081       (elmo-set-plugged wl-plugged
2082                         wl-nntp-posting-server
2083                         wl-nntp-posting-port
2084                         wl-nntp-posting-stream-type
2085                         nil nil "nntp" add))
2086     (run-hooks 'wl-make-plugged-hook)))
2087
2088 (defvar wl-folder-init-function 'wl-local-folder-init)
2089
2090 (defun wl-folder-init ()
2091   "Return top-level folder entity."
2092   (interactive)
2093   (if wl-use-acap
2094       (wl-acap-init)
2095     (funcall wl-folder-init-function))
2096   (run-hooks 'wl-folder-init-hook))
2097
2098 (defun wl-local-folder-init ()
2099   "Initialize local folder."
2100   (message "Initializing folder...")
2101   (setq wl-folder-entity (wl-folder-create-folder-entity))
2102   (message "Initializing folder...done"))
2103
2104 (defun wl-folder-get-realname (petname)
2105   (or (car
2106        (wl-string-rassoc
2107         petname
2108         wl-folder-petname-alist))
2109       petname))
2110
2111 (defun wl-folder-get-petname (name)
2112   (or (cdr
2113        (wl-string-assoc
2114         name
2115         wl-folder-petname-alist))
2116       name))
2117
2118 (defun wl-folder-get-entity-with-petname ()
2119   (let ((alist wl-folder-petname-alist)
2120         (hashtb (copy-sequence wl-folder-entity-hashtb)))
2121     (while alist
2122       (wl-folder-set-entity-info (cdar alist) nil hashtb)
2123       (setq alist (cdr alist)))
2124     hashtb))
2125
2126 (defun wl-folder-get-newsgroups (folder)
2127   "Return Newsgroups field value string for FOLDER newsgroup.
2128 If FOLDER is multi, return comma separated string (cross post)."
2129   (let ((nlist (elmo-folder-newsgroups
2130                         (wl-folder-get-elmo-folder folder))))
2131     (if nlist
2132         (list nil nil (mapconcat 'identity nlist ","))
2133       nil)))
2134
2135 (defun wl-folder-guess-mailing-list-by-refile-rule (entity)
2136   "Return ML address guess by ENTITY.
2137 Use `wl-subscribed-mailing-list' and `wl-refile-rule-alist'."
2138   (let ((flist
2139          (elmo-folder-get-primitive-list
2140           (wl-folder-get-elmo-folder entity)))
2141         fld mladdr to)
2142     (while (setq fld (car flist))
2143       (setq mladdr (wl-folder-guess-mailing-list-by-refile-rule-subr
2144                     (elmo-folder-name-internal fld)))
2145       (when mladdr
2146         (setq to (if (stringp to)
2147                      (concat to ", " mladdr)
2148                    mladdr)))
2149       (setq flist (cdr flist)))
2150     (if (stringp to)
2151         (list to nil nil)
2152       nil)))
2153
2154 (defun wl-folder-guess-mailing-list-by-refile-rule-subr (entity)
2155   (unless (memq (elmo-folder-type entity)
2156                 '(localnews nntp))
2157     (let ((rules wl-refile-rule-alist)
2158           tokey toalist)
2159       (while rules
2160         (if (or (and (stringp (car (car rules)))
2161                      (string-match "[Tt]o" (car (car rules))))
2162                 (and (listp (car (car rules)))
2163                      (elmo-string-matched-member "to" (car (car rules))
2164                                                  'case-ignore)))
2165             (setq toalist (append toalist (cdr (car rules)))))
2166         (setq rules (cdr rules)))
2167       (setq tokey (car (rassoc entity toalist)))
2168 ;;;     (setq histkey (car (rassoc folder wl-refile-alist)))
2169       ;; case-ignore search `wl-subscribed-mailing-list'
2170       (if (stringp tokey)
2171           (elmo-string-matched-member tokey wl-subscribed-mailing-list t)))))
2172
2173 (defun wl-folder-guess-mailing-list-by-folder-name (entity)
2174   "Return ML address guess by ENTITY name's last hierarchy.
2175 Use `wl-subscribed-mailing-list'."
2176   (let ((flist
2177          (elmo-folder-get-primitive-list
2178           (wl-folder-get-elmo-folder entity)))
2179         fld mladdr to)
2180     (while (setq fld (car flist))
2181       (setq mladdr (wl-folder-guess-mailing-list-by-folder-name-subr
2182                     (elmo-folder-name-internal fld)))
2183       (when mladdr
2184         (setq to (if (stringp to)
2185                      (concat to ", " mladdr)
2186                    mladdr)))
2187       (setq flist (cdr flist)))
2188     (if (stringp to)
2189         (list to nil nil)
2190       nil)))
2191
2192 (defun wl-folder-guess-mailing-list-by-folder-name-subr (entity)
2193   (when (memq (elmo-folder-type entity)
2194               '(localdir imap4 maildir))
2195     (let (key foldername)
2196       ;; Get foldername and Remove folder type symbol.
2197       (setq foldername (substring entity 1))
2198       (if (string-match "@" foldername)
2199           (setq foldername (substring foldername 0 (match-beginning 0))))
2200       (when (string-match "[^\\./]+$" foldername)
2201         (setq key (regexp-quote
2202                    (concat (substring foldername (match-beginning 0)) "@")))
2203         (elmo-string-matched-member
2204          key wl-subscribed-mailing-list 'case-ignore)))))
2205
2206 (defun wl-folder-update-diff-line (diffs)
2207   (let ((inhibit-read-only t)
2208         (buffer-read-only nil)
2209         cur-new new-new
2210         cur-unread new-unread
2211         cur-all new-all
2212         id is-group)
2213     (save-excursion
2214       (beginning-of-line)
2215       (setq id (get-text-property (point) 'wl-folder-entity-id))
2216       (setq is-group (get-text-property (point) 'wl-folder-is-group))
2217       (when (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*\\)/\\([0-9\\*-]*\\)/\\([0-9\\*]*\\)")
2218         ;;(looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2219         (setq cur-new (string-to-int
2220                        (wl-match-buffer 2)))
2221         (setq cur-unread (string-to-int
2222                           (wl-match-buffer 3)))
2223         (setq cur-all (string-to-int
2224                        (wl-match-buffer 4)))
2225         (delete-region (match-beginning 2)
2226                        (match-end 4))
2227         (goto-char (match-beginning 2))
2228         (insert (format "%s/%s/%s"
2229                         (setq new-new (+ cur-new (nth 0 diffs)))
2230                         (setq new-unread (+ cur-unread (nth 1 diffs)))
2231                         (setq new-all (+ cur-all (nth 2 diffs)))))
2232         (wl-folder-put-folder-property (match-beginning 2) (point) id is-group)
2233         (if wl-use-highlight-mouse-line
2234             (put-text-property (match-beginning 2) (point)
2235                                'mouse-face 'highlight))
2236         (wl-highlight-folder-group-line (list new-new new-unread new-all))
2237         (setq buffer-read-only t)
2238         (set-buffer-modified-p nil)))))
2239
2240 (defun wl-folder-update-line (nums &optional is-group)
2241   (let ((inhibit-read-only t)
2242         (buffer-read-only nil)
2243         id is-group)
2244     (save-excursion
2245       (beginning-of-line)
2246       (setq id (get-text-property (point) 'wl-folder-entity-id))
2247       (setq is-group (get-text-property (point) 'wl-folder-is-group))
2248       (if (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2249 ;;;       (looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2250           (progn
2251             (delete-region (match-beginning 2)
2252                            (match-end 2))
2253             (goto-char (match-beginning 2))
2254             (insert (format "%s/%s/%s"
2255                             (or (nth 0 nums) "*")
2256                             (or (and (nth 0 nums)(nth 1 nums)
2257                                      (+ (nth 0 nums)(nth 1 nums)))
2258                                 "*")
2259                             (or (nth 2 nums) "*")))
2260             (wl-folder-put-folder-property (match-beginning 2) (point) id is-group)
2261             (if is-group
2262                 ;; update only colors
2263                 (wl-highlight-folder-group-line nums)
2264               (wl-highlight-folder-current-line nums))
2265             (beginning-of-line)
2266             (set-buffer-modified-p nil))))))
2267
2268 (defun wl-folder-goto-folder (&optional arg)
2269   "Visit some folder."
2270   (interactive "P")
2271   (wl-folder-goto-folder-subr nil arg))
2272
2273 (defun wl-folder-goto-folder-sticky ()
2274   "Visit some folder and make it sticky."
2275   (interactive)
2276   (wl-folder-goto-folder-subr nil t))
2277
2278 (defun wl-folder-goto-draft-folder (&optional arg)
2279   "Visit draft folder."
2280   (interactive "P")
2281   (wl-folder-goto-folder-subr wl-draft-folder arg))
2282
2283 (defun wl-folder-revisit-last-visited-folder (&optional arg)
2284   "Revisit last visited folder."
2285   (interactive "P")
2286   (let ((folder
2287          (wl-folder-get-folder-name-by-id wl-folder-buffer-last-visited-entity-id)))
2288     (if (and folder
2289              (y-or-n-p (format "Revisit %s? " folder)))
2290         (wl-folder-goto-folder-subr folder arg))))
2291
2292 (defun wl-folder-goto-folder-subr (&optional folder sticky)
2293   (beginning-of-line)
2294   (let (summary-buf fld-name entity id error-selecting)
2295 ;;; (setq fld-name (wl-folder-get-entity-from-buffer))
2296 ;;; (if (or (null fld-name)
2297 ;;;         (assoc fld-name wl-folder-group-alist))
2298     (setq fld-name wl-default-folder)
2299     (setq fld-name (or folder
2300                        (let (this-command)
2301                          (wl-summary-read-folder fld-name))))
2302     (if (and (setq entity
2303                    (wl-folder-search-entity-by-name fld-name
2304                                                     wl-folder-entity
2305                                                     'folder))
2306              (setq id (wl-folder-get-entity-id entity)))
2307         (wl-folder-set-current-entity-id id))
2308     (setq summary-buf (wl-summary-get-buffer-create fld-name sticky))
2309     (if (or wl-stay-folder-window wl-summary-use-frame)
2310         (wl-folder-select-buffer summary-buf)
2311       (if (and summary-buf
2312                (get-buffer-window summary-buf))
2313           (delete-window)))
2314     (wl-summary-goto-folder-subr fld-name
2315                                  (wl-summary-get-sync-range
2316                                   (wl-folder-get-elmo-folder fld-name))
2317                                  nil sticky t)))
2318
2319 (defun wl-folder-suspend ()
2320   (interactive)
2321   (run-hooks 'wl-folder-suspend-hook)
2322   (wl-folder-info-save)
2323   (elmo-crosspost-message-alist-save)
2324   (elmo-quit)
2325   ;(if (fboundp 'mmelmo-cleanup-entity-buffers)
2326   ;(mmelmo-cleanup-entity-buffers))
2327   (bury-buffer wl-folder-buffer-name)
2328   (dolist (summary-buf (wl-collect-summary))
2329     (bury-buffer summary-buf))
2330   (dolist (draft-buf (wl-collect-draft))
2331     (bury-buffer draft-buf))
2332   (delete-windows-on wl-folder-buffer-name t))
2333
2334 (defun wl-folder-info-save ()
2335   (when (and wl-folder-info-save
2336              wl-folder-info-alist-modified)
2337     (let ((entities (list wl-folder-entity))
2338           entity entity-stack info-alist info)
2339       (while entities
2340         (setq entity (wl-pop entities))
2341         (cond
2342          ((consp entity)
2343           (and entities
2344                (wl-push entities entity-stack))
2345           (setq entities (nth 2 entity)))
2346          ((stringp entity)
2347           (when (and (setq info (elmo-folder-get-info
2348                                  (wl-folder-get-elmo-folder entity)))
2349                      (not (equal info '(nil))))
2350             (if (listp info)
2351                 (wl-append info-alist (list (list (elmo-string entity)
2352                                                   (list (nth 3 info)  ;; max
2353                                                         (nth 2 info)  ;; length
2354                                                         (nth 0 info)  ;; new
2355                                                         (nth 1 info)) ;; unread
2356                                                   )))))))
2357         (unless entities
2358           (setq entities (wl-pop entity-stack))))
2359       (elmo-msgdb-finfo-save info-alist)
2360       (setq wl-folder-info-alist-modified nil))))
2361
2362 (defun wl-folder-goto-first-unread-folder (&optional arg)
2363   (interactive "P")
2364   (let ((entities (list wl-folder-entity))
2365         entity entity-stack ret-val
2366         first-entity finfo)
2367     (setq first-entity
2368           (catch 'done
2369             (while entities
2370               (setq entity (wl-pop entities))
2371               (cond
2372                ((consp entity)
2373                 (and entities
2374                      (wl-push entities entity-stack))
2375                 (setq entities (nth 2 entity)))
2376                ((stringp entity)
2377                 (if (and (setq finfo (wl-folder-get-entity-info entity))
2378                          (and (nth 0 finfo)(nth 1 finfo))
2379                          (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2380                     (throw 'done entity))
2381                 (wl-append ret-val (list entity))))
2382               (unless entities
2383                 (setq entities (wl-pop entity-stack))))))
2384     (if first-entity
2385         (progn
2386           (when arg
2387             (wl-folder-jump-folder first-entity)
2388             (sit-for 0))
2389           (wl-folder-goto-folder-subr first-entity))
2390       (message "No unread folder"))))
2391
2392 (defun wl-folder-jump-folder (&optional fld-name noopen)
2393   (interactive)
2394   (if (not fld-name)
2395       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2396   (goto-char (point-min))
2397   (if (not noopen)
2398       (wl-folder-open-folder fld-name))
2399   (and (wl-folder-buffer-search-entity fld-name)
2400        (beginning-of-line)))
2401
2402 (defun wl-folder-get-entity-list (entity)
2403   (let ((entities (list entity))
2404         entity-stack ret-val)
2405     (while entities
2406       (setq entity (wl-pop entities))
2407       (cond
2408        ((consp entity)
2409         (and entities
2410              (wl-push entities entity-stack))
2411         (setq entities (nth 2 entity)))
2412        ((stringp entity)
2413         (wl-append ret-val (list entity))))
2414       (unless entities
2415         (setq entities (wl-pop entity-stack))))
2416     ret-val))
2417
2418 (defun wl-folder-open-unread-folder (entity)
2419   (save-excursion
2420     (let ((alist (wl-folder-get-entity-list entity))
2421           (unread 0)
2422           finfo path-list path id)
2423       (while alist
2424         (when (and (setq finfo (wl-folder-get-entity-info (car alist)))
2425                    (nth 0 finfo) (nth 1 finfo)
2426                    (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2427           (setq unread (+ unread (+ (nth 0 finfo)(nth 1 finfo))))
2428           (setq id (wl-folder-get-entity-id (car alist)))
2429           (setq path (delete id (wl-folder-get-path
2430                                  wl-folder-entity
2431                                  id
2432                                  (car alist))))
2433           (if (not (member path path-list))
2434               (wl-append path-list (list path))))
2435         (setq alist (cdr alist)))
2436       (while path-list
2437         (wl-folder-open-folder-sub (car path-list))
2438         (setq path-list (cdr path-list)))
2439       (message "%s unread folder"
2440                (if (> unread 0) unread "No")))))
2441
2442 (defun wl-folder-open-unread-current-entity ()
2443   (interactive)
2444   (let ((entity-name (wl-folder-get-entity-from-buffer))
2445         (group (wl-folder-buffer-group-p)))
2446     (when entity-name
2447       (wl-folder-open-unread-folder
2448        (if group
2449            (wl-folder-search-group-entity-by-name entity-name
2450                                                   wl-folder-entity)
2451          entity-name)))))
2452
2453 (defun wl-folder-open-only-unread-folder ()
2454   (interactive)
2455   (let ((id (progn
2456               (wl-folder-prev-entity-skip-invalid t)
2457               (wl-folder-get-entity-from-buffer t))))
2458     (wl-folder-open-all-unread-folder)
2459     (save-excursion
2460       (goto-char (point-max))
2461       (while (and (re-search-backward
2462                    "^[ ]*\\[[-]\\].+:0/0/[0-9-]+" nil t)
2463                   (not (bobp)))
2464         (wl-folder-jump-to-current-entity) ;; close it
2465         ))
2466     (wl-folder-move-path id)
2467     (recenter)))
2468
2469 (defun wl-folder-open-all-unread-folder (&optional arg)
2470   (interactive "P")
2471   (let ((id (progn
2472               (wl-folder-prev-entity-skip-invalid t)
2473               (wl-folder-get-entity-from-buffer t))))
2474     (wl-folder-open-unread-folder wl-folder-entity)
2475     (if (not arg)
2476         (wl-folder-move-path id)
2477       (goto-char (point-min))
2478       (wl-folder-next-unread t))))
2479
2480 (defun wl-folder-open-folder (&optional fld-name)
2481   (interactive)
2482   (if (not fld-name)
2483       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2484   (let ((entity (wl-folder-search-entity-by-name
2485                  fld-name wl-folder-entity 'folder)))
2486     (if entity
2487         (let* ((id (wl-folder-get-entity-id entity))
2488                (path (and id (wl-folder-get-path wl-folder-entity id))))
2489           (if path (wl-folder-open-folder-sub path)))
2490       (message "%s: not found" fld-name))))
2491
2492 (defun wl-folder-open-folder-sub (path)
2493   (let ((inhibit-read-only t)
2494         (buffer-read-only nil)
2495         indent name entity
2496         err)
2497     (save-excursion
2498       (goto-char (point-min))
2499       (while (and path
2500                   (wl-folder-buffer-search-group
2501                    (wl-folder-get-petname
2502                     (if (stringp (car path))
2503                         (car path)
2504                       (wl-folder-get-folder-name-by-id
2505                        (car path))))))
2506         (beginning-of-line)
2507         (setq path (cdr path))
2508         (if (and (wl-folder-buffer-group-p)
2509                   (looking-at wl-folder-group-regexp)
2510                  (string= "+" (wl-match-buffer 2)));; closed group
2511             (save-excursion
2512               (setq indent (wl-match-buffer 1))
2513               (setq name (wl-folder-get-entity-from-buffer))
2514               (setq entity (wl-folder-search-group-entity-by-name
2515                             name
2516                             wl-folder-entity))
2517               ;; insert as opened
2518               (setcdr (assoc (car entity) wl-folder-group-alist) t)
2519               (if (eq 'access (cadr entity))
2520                   (wl-folder-maybe-load-folder-list entity))
2521               (wl-folder-insert-entity indent entity)
2522               (delete-region (save-excursion (beginning-of-line)
2523                                              (point))
2524                              (save-excursion (end-of-line)
2525                                              (+ 1 (point)))))))
2526       (set-buffer-modified-p nil))))
2527
2528 (defun wl-folder-open-all-pre ()
2529   (let ((entities (list wl-folder-entity))
2530         entity entity-stack group-entry)
2531     (while entities
2532       (setq entity (wl-pop entities))
2533       (cond
2534        ((consp entity)
2535         (unless (or (not (setq group-entry
2536                                (assoc (car entity) wl-folder-group-alist)))
2537                     (cdr group-entry))
2538           (setcdr group-entry t)
2539           (when (eq 'access (cadr entity))
2540             (wl-folder-maybe-load-folder-list entity)))
2541         (and entities
2542              (wl-push entities entity-stack))
2543         (setq entities (nth 2 entity))))
2544       (unless entities
2545         (setq entities (wl-pop entity-stack))))))
2546
2547 (defun wl-folder-open-all (&optional refresh)
2548   (interactive "P")
2549   (let* ((inhibit-read-only t)
2550          (buffer-read-only nil)
2551          (len (length wl-folder-group-alist))
2552          (i 0)
2553          indent name entity)
2554     (if refresh
2555         (let ((id (progn
2556                     (wl-folder-prev-entity-skip-invalid t)
2557                     (wl-folder-get-entity-from-buffer t)))
2558               (alist wl-folder-group-alist))
2559           (while alist
2560             (setcdr (pop alist) t))
2561           (erase-buffer)
2562           (wl-folder-insert-entity " " wl-folder-entity)
2563           (wl-folder-move-path id))
2564       (message "Opening all folders...")
2565       (wl-folder-open-all-pre)
2566       (save-excursion
2567         (goto-char (point-min))
2568         (while (re-search-forward
2569                 "^\\([ ]*\\)\\[\\([+]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+$"
2570                 nil t)
2571           (setq indent (wl-match-buffer 1))
2572           (setq name (wl-folder-get-entity-from-buffer))
2573           (setq entity (wl-folder-search-group-entity-by-name
2574                         name
2575                         wl-folder-entity))
2576           ;; insert as opened
2577           (setcdr (assoc (car entity) wl-folder-group-alist) t)
2578           (beginning-of-line)
2579           (wl-folder-insert-entity indent entity)
2580           (delete-region (save-excursion (beginning-of-line)
2581                                          (point))
2582                          (save-excursion (end-of-line)
2583                                          (+ 1 (point))))
2584           (when (> len elmo-display-progress-threshold)
2585             (setq i (1+ i))
2586             (if (or (zerop (% i 5)) (= i len))
2587                 (elmo-display-progress
2588                  'wl-folder-open-all "Opening all folders..."
2589                  (/ (* i 100) len)))))
2590         (when (> len elmo-display-progress-threshold)
2591           (elmo-display-progress
2592            'wl-folder-open-all "Opening all folders..." 100))))
2593     (wl-highlight-folder-path wl-folder-buffer-cur-path)
2594     (message "Opening all folders...done")
2595     (set-buffer-modified-p nil)))
2596
2597 (defun wl-folder-close-all ()
2598   (interactive)
2599   (let ((inhibit-read-only t)
2600         (buffer-read-only nil)
2601         (alist wl-folder-group-alist)
2602         (id (progn
2603               (wl-folder-prev-entity-skip-invalid t)
2604               (wl-folder-get-entity-from-buffer t))))
2605     (while alist
2606       (setcdr (car alist) nil)
2607       (setq alist (cdr alist)))
2608     (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
2609     (erase-buffer)
2610     (wl-folder-insert-entity " " wl-folder-entity)
2611     (wl-folder-move-path id)
2612     (wl-highlight-folder-path wl-folder-buffer-cur-path)
2613     (recenter)
2614     (set-buffer-modified-p nil)))
2615
2616 (defun wl-folder-open-close ()
2617   "Open or close parent entity."
2618   (interactive)
2619   (unless (wl-folder-get-entity-from-buffer)
2620     (error "No folder"))
2621   (beginning-of-line)
2622   (if (wl-folder-buffer-group-p)
2623       ;; if group (whether opend or closed.)
2624       (wl-folder-jump-to-current-entity)
2625     ;; if folder
2626     (let (indent)
2627       (setq indent (save-excursion
2628                      (re-search-forward "\\([ ]*\\)." nil t)
2629                      (wl-match-buffer 1)))
2630       (while (looking-at indent)
2631         (forward-line -1)))
2632     (wl-folder-jump-to-current-entity)))
2633
2634 (defsubst wl-folder-access-subscribe-p (group folder)
2635   (let (subscr regexp match)
2636     (if (setq subscr (wl-get-assoc-list-value
2637                       wl-folder-access-subscribe-alist
2638                       group))
2639         (progn
2640           (setq regexp (mapconcat 'identity (cdr subscr) "\\|"))
2641           (setq match (string-match regexp folder))
2642           (if (car subscr)
2643               match
2644             (not match)))
2645       t)))
2646
2647 (defun wl-folder-update-access-group (entity new-flist)
2648   (let* ((flist (nth 2 entity))
2649          (unsubscribes (nth 3 entity))
2650          (len (+ (length flist) (length unsubscribes)))
2651          (i 0)
2652          diff new-unsubscribes removes
2653          subscribed-list folder group entry)
2654     ;; check subscribed groups
2655     (while flist
2656       (cond
2657        ((listp (car flist))     ;; group
2658         (setq group (elmo-string (caar flist)))
2659         (cond
2660          ((assoc group new-flist)       ;; found in new-flist
2661           (setq new-flist (delete (assoc group new-flist)
2662                                   new-flist))
2663           (if (wl-folder-access-subscribe-p (car entity) group)
2664               (wl-append subscribed-list (list (car flist)))
2665             (wl-append new-unsubscribes (list (car flist)))
2666             (setq diff t)))
2667          (t
2668           (setq wl-folder-group-alist
2669                 (delete (wl-string-assoc group wl-folder-group-alist)
2670                         wl-folder-group-alist))
2671           (wl-append removes (list (list group))))))
2672        (t                       ;; folder
2673         (setq folder (elmo-string (car flist)))
2674         (cond
2675          ((member folder new-flist)     ;; found in new-flist
2676           (setq new-flist (delete folder new-flist))
2677           (if (wl-folder-access-subscribe-p (car entity) folder)
2678               (wl-append subscribed-list (list (car flist)))
2679             (wl-append new-unsubscribes (list folder))
2680             (setq diff t)))
2681          (t
2682           (wl-append removes (list folder))))))
2683       (when (> len elmo-display-progress-threshold)
2684         (setq i (1+ i))
2685         (if (or (zerop (% i 10)) (= i len))
2686             (elmo-display-progress
2687              'wl-folder-update-access-group "Updating access group..."
2688              (/ (* i 100) len))))
2689       (setq flist (cdr flist)))
2690     ;; check unsubscribed groups
2691     (while unsubscribes
2692       (cond
2693        ((listp (car unsubscribes))
2694         (when (setq entry (assoc (caar unsubscribes) new-flist))
2695           (setq new-flist (delete entry new-flist))
2696           (wl-append new-unsubscribes (list (car unsubscribes)))))
2697        (t
2698         (when (member (car unsubscribes) new-flist)
2699           (setq new-flist (delete (car unsubscribes) new-flist))
2700           (wl-append new-unsubscribes (list (car unsubscribes))))))
2701       (when (> len elmo-display-progress-threshold)
2702         (setq i (1+ i))
2703         (if (or (zerop (% i 10)) (= i len))
2704             (elmo-display-progress
2705              'wl-folder-update-access-group "Updating access group..."
2706              (/ (* i 100) len))))
2707       (setq unsubscribes (cdr unsubscribes)))
2708     ;;
2709     (if (or new-flist removes)
2710         (setq diff t))
2711     (setq new-flist
2712           (mapcar '(lambda (x)
2713                      (cond ((consp x) (list (car x) 'access))
2714                            (t x)))
2715                   new-flist))
2716     ;; check new groups
2717     (let ((new-list new-flist))
2718       (while new-list
2719         (if (not (wl-folder-access-subscribe-p
2720                   (car entity)
2721                   (if (listp (car new-list))
2722                       (caar new-list)
2723                     (car new-list))))
2724             ;; auto unsubscribe
2725             (progn
2726               (wl-append new-unsubscribes (list (car new-list)))
2727               (setq new-flist (delete (car new-list) new-flist)))
2728           (cond
2729            ((listp (car new-list))
2730             ;; check group exists
2731             (if (wl-string-assoc (caar new-list) wl-folder-group-alist)
2732                 (progn
2733                   (message "%s: group already exists." (caar new-list))
2734                   (sit-for 1)
2735                   (wl-append new-unsubscribes (list (car new-list)))
2736                   (setq new-flist (delete (car new-list) new-flist)))
2737               (wl-append wl-folder-group-alist
2738                          (list (cons (caar new-list) nil)))))))
2739         (setq new-list (cdr new-list))))
2740     (if new-flist
2741         (message "%d new folder(s)." (length new-flist))
2742       (message "Updating access group...done"))
2743     (wl-append new-flist subscribed-list)       ;; new is first
2744     (run-hooks 'wl-folder-update-access-group-hook)
2745     (setcdr (cdr entity) (list new-flist new-unsubscribes))
2746     (list diff new-flist new-unsubscribes removes)))
2747
2748 (defun wl-folder-prefetch-entity (entity)
2749   "Prefetch all new messages in the ENTITY."
2750   (cond
2751    ((consp entity)
2752     (let ((flist (nth 2 entity))
2753           (sum-done 0)
2754           (sum-all 0)
2755           result)
2756       (while flist
2757         (setq result (wl-folder-prefetch-entity (car flist)))
2758         (setq sum-done (+ sum-done (car result)))
2759         (setq sum-all (+ sum-all (cdr result)))
2760         (setq flist (cdr flist)))
2761       (message "Prefetched %d/%d message(s) in \"%s\"."
2762                sum-done sum-all
2763                (wl-folder-get-petname (car entity)))
2764       (cons sum-done sum-all)))
2765    ((stringp entity)
2766     (let* ((folder (wl-folder-get-elmo-folder entity))
2767            (nums (wl-folder-get-entity-info entity))
2768            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
2769                                          (wl-summary-always-sticky-folder-p
2770                                           folder))
2771                                      wl-summary-highlight))
2772            wl-summary-exit-next-move
2773            wl-auto-select-first ret-val
2774            count sticky)
2775       (setq count (or (car nums) 0))
2776       (setq count (+ count (wl-folder-count-incorporates folder)))
2777       (if (or (null (car nums)) ; unknown
2778               (< 0 count))
2779           (save-window-excursion
2780             (save-excursion
2781               (let ((wl-summary-buffer-name
2782                      (if (setq sticky (get-buffer
2783                                        (wl-summary-sticky-buffer-name
2784                                         (elmo-folder-name-internal
2785                                          folder))))
2786                          ;; Sticky folder exists.
2787                          (wl-summary-sticky-buffer-name
2788                           (elmo-folder-name-internal folder))
2789                        (concat
2790                         wl-summary-buffer-name
2791                         (symbol-name this-command))))
2792                     (wl-summary-use-frame nil)
2793                     (wl-summary-always-sticky-folder-list nil))
2794                 (wl-summary-goto-folder-subr entity
2795                                              (wl-summary-get-sync-range
2796                                               folder)
2797                                              nil)
2798                 (setq ret-val (wl-summary-incorporate))
2799                 (if sticky
2800                     (wl-summary-save-status)
2801                   (wl-summary-exit))
2802                 ret-val)))
2803         (cons 0 0))))))
2804
2805 (defun wl-folder-count-incorporates (folder)
2806   (let ((sum 0))
2807     (dolist (number (elmo-folder-list-flagged folder 'any))
2808       (when (member (wl-summary-message-mark folder number)
2809                     wl-summary-incorporate-marks)
2810         (incf sum)))
2811     sum))
2812
2813 (defun wl-folder-prefetch-current-entity (&optional no-check)
2814   "Prefetch all uncached messages in the folder at position.
2815 If current line is group folder, all subfolders are prefetched."
2816   (interactive "P")
2817   (save-excursion
2818     (let ((entity-name (wl-folder-get-entity-from-buffer))
2819           (group (wl-folder-buffer-group-p))
2820           wl-folder-check-entity-hook
2821           summary-buf entity)
2822       (when entity-name
2823         (setq entity
2824               (if group
2825                   (wl-folder-search-group-entity-by-name entity-name
2826                                                          wl-folder-entity)
2827                 entity-name))
2828         (if (not no-check)
2829             (wl-folder-check-entity entity))
2830         (wl-folder-prefetch-entity entity)))))
2831
2832 ;(defun wl-folder-drop-unsync-entity (entity)
2833 ;  "Drop all unsync messages in the ENTITY."
2834 ;  (cond
2835 ;   ((consp entity)
2836 ;    (let ((flist (nth 2 entity)))
2837 ;      (while flist
2838 ;       (wl-folder-drop-unsync-entity (car flist))
2839 ;       (setq flist (cdr flist)))))
2840 ;   ((stringp entity)
2841 ;    (let ((nums (wl-folder-get-entity-info entity))
2842 ;         wl-summary-highlight wl-auto-select-first new)
2843 ;      (setq new (or (car nums) 0))
2844 ;      (if (< 0 new)
2845 ;         (save-window-excursion
2846 ;           (save-excursion
2847 ;             (let ((wl-summary-buffer-name (concat
2848 ;                                            wl-summary-buffer-name
2849 ;                                            (symbol-name this-command))))
2850 ;               (wl-summary-goto-folder-subr entity 'no-sync nil)
2851 ;               (wl-summary-drop-unsync)
2852 ;               (wl-summary-exit)))))))))
2853
2854 ;(defun wl-folder-drop-unsync-current-entity (&optional force-check)
2855 ;  "Drop all unsync messages in the folder at position.
2856 ;If current line is group folder, all subfolders are dropped.
2857 ;If optional arg exists, don't check any folders."
2858 ;  (interactive "P")
2859 ;  (save-excursion
2860 ;    (let ((entity-name (wl-folder-get-entity-from-buffer))
2861 ;         (group (wl-folder-buffer-group-p))
2862 ;         wl-folder-check-entity-hook
2863 ;         summary-buf entity)
2864 ;      (when (and entity-name
2865 ;                (y-or-n-p (format
2866 ;                           "Drop all unsync messages in %s? " entity-name)))
2867 ;       (setq entity
2868 ;             (if group
2869 ;                 (wl-folder-search-group-entity-by-name entity-name
2870 ;                                                        wl-folder-entity)
2871 ;               entity-name))
2872 ;       (if (null force-check)
2873 ;           (wl-folder-check-entity entity))
2874 ;       (wl-folder-drop-unsync-entity entity)
2875 ;       (message "All unsync messages in %s are dropped!" entity-name)))))
2876
2877 (defun wl-folder-write-current-folder ()
2878   "Write message to current folder's newsgroup or mailing-list.
2879 Call `wl-summary-write-current-folder' with current folder name."
2880   (interactive)
2881   (unless (wl-folder-buffer-group-p)
2882     (wl-summary-write-current-folder
2883      (wl-folder-get-entity-from-buffer))))
2884
2885 (defun wl-folder-mimic-kill-buffer ()
2886   "Kill the current (Folder) buffer with query."
2887   (interactive)
2888   (let ((bufname (read-buffer (format "Kill buffer: (default %s) "
2889                                       (buffer-name))))
2890         wl-interactive-exit)
2891     (if (or (not bufname)
2892             (string-equal bufname "")
2893             (string-equal bufname (buffer-name)))
2894         (wl-exit)
2895       (kill-buffer bufname))))
2896
2897 (defun wl-folder-create-subr (folder)
2898   (let ((name (elmo-folder-name-internal folder)))
2899     (unless (elmo-folder-creatable-p folder)
2900       (error "Folder %s does not exist" name))
2901     (unless (y-or-n-p (format "Folder %s does not exist, create it? " name))
2902       (error "Folder %s is not created" name))
2903     (message "")
2904     (setq wl-folder-entity-hashtb
2905           (wl-folder-create-entity-hashtb name wl-folder-entity-hashtb))
2906     (unless (elmo-folder-create folder)
2907       (error "Create folder failed"))))
2908
2909 (defun wl-folder-confirm-existence (folder &optional force)
2910   (if force
2911       (unless (elmo-folder-exists-p folder)
2912         (wl-folder-create-subr folder))
2913     (unless (or (wl-folder-entity-exists-p (elmo-folder-name-internal folder))
2914                 (and (elmo-folder-msgdb-path folder)
2915                      (file-exists-p (elmo-folder-msgdb-path folder)))
2916                 (elmo-folder-exists-p folder))
2917       (wl-folder-create-subr folder))))
2918
2919 (defun wl-folder-virtual ()
2920   "Goto virtual folder."
2921   (interactive)
2922   (let ((entity (wl-folder-get-entity-from-buffer)))
2923     (if (wl-folder-buffer-group-p)
2924         (setq entity
2925               (concat
2926                "*"
2927                (mapconcat 'identity
2928                           (wl-folder-get-entity-list
2929                            (wl-folder-search-group-entity-by-name
2930                             entity
2931                             wl-folder-entity)) ","))))
2932     (unless entity (error "No folder"))
2933     (wl-folder-goto-folder-subr
2934      (concat "/"
2935              (wl-read-search-condition
2936               wl-fldmgr-make-filter-default)
2937              "/" entity))))
2938
2939 (defun wl-folder-pick ()
2940   (interactive)
2941   (save-excursion
2942     (let* ((condition (car (elmo-parse-search-condition
2943                             (wl-read-search-condition
2944                              wl-summary-pick-field-default))))
2945            (entity (wl-folder-get-entity-from-buffer))
2946            (folder-list
2947             (if (wl-folder-buffer-group-p)
2948                 (wl-folder-get-entity-list
2949                  (wl-folder-search-group-entity-by-name
2950                   entity
2951                   wl-folder-entity))
2952               (list entity)))
2953            results ret)
2954       (while (car folder-list)
2955         (setq ret (elmo-folder-search
2956                    (wl-folder-get-elmo-folder (car folder-list))
2957                    condition))
2958         (if ret
2959             (setq results
2960                   (append results
2961                           (list (cons (car folder-list) ret)))))
2962         (setq folder-list (cdr folder-list)))
2963       (if results
2964           (message "%s are picked."
2965                    (mapconcat '(lambda (res)
2966                                  (format "%s(%d)"
2967                                          (car res)
2968                                          (length (cdr res))))
2969                               results
2970                               ","))
2971         (message "No message was picked.")))))
2972
2973 (defun wl-folder-jump-to-next-summary ()
2974   (interactive)
2975   (when (wl-collect-summary)
2976     (if (get-buffer-window (car (wl-collect-summary)))
2977         (switch-to-buffer-other-window (car (wl-collect-summary))))
2978     (wl-summary-next-buffer)))
2979
2980 (defun wl-folder-jump-to-previous-summary ()
2981   (interactive)
2982   (when (wl-collect-summary)
2983     (if (get-buffer-window (car (wl-collect-summary)))
2984         (switch-to-buffer-other-window (car (wl-collect-summary))))
2985     (wl-summary-previous-buffer)))
2986
2987 ;;;
2988 ;; Completion
2989 (defvar wl-folder-complete-folder-candidate nil)
2990
2991 (defun wl-folder-complete-folder (string predicate flag)
2992   (cond ((or (string-match "^\\(/[^/]*/\\)\\(.*\\)$" string) ; filter
2993              (string-match "^\\(\*\\|\*.*,\\)\\([^,]*\\)$" string) ; multi
2994              (string-match "^\\(|[^|]*|:?\\)\\(.*\\)$" string) ;pipe-src
2995              (string-match "^\\(|\\)\\([^|]*\\)$" string)) ;pipe-dst
2996          (let* ((str1 (match-string 1 string))
2997                 (str2 (match-string 2 string))
2998                 (str2-comp (wl-folder-complete-folder str2 predicate flag)))
2999            (cond
3000             ((listp str2-comp) ; flag=t
3001              (mapcar (lambda (x) (concat str1 x)) str2-comp))
3002             ((stringp str2-comp)
3003              (concat str1 str2-comp))
3004             (t
3005              str2-comp))))
3006         ((string-match "^\\(/\\)\\([^/]*\\)$" string) ; filter-condition
3007          (let* ((str1 (match-string 1 string))
3008                 (str2 (match-string 2 string))
3009                 (str2-comp
3010                  (wl-folder-complete-filter-condition str2 predicate flag)))
3011            (cond
3012             ((listp str2-comp) ; flag=t
3013              (mapcar (lambda (x) (concat str1 x)) str2-comp))
3014             ((stringp str2-comp)
3015              (concat str1 str2-comp))
3016             (t
3017              str2-comp))))
3018         (t
3019          (let ((candidate
3020                 (or wl-folder-complete-folder-candidate
3021                     (if (memq 'read-folder wl-use-folder-petname)
3022                         (wl-folder-get-entity-with-petname)
3023                       wl-folder-entity-hashtb))))
3024            (if (not flag)
3025                (try-completion string candidate)
3026              (all-completions string candidate))))))
3027
3028 (defun wl-folder-complete-filter-condition (string predicate flag)
3029   (cond
3030    ((string-match "^\\(.*|\\|.*&\\|.*!\\|.*(\\)\\([^:]*\\)$" string)
3031     (let* ((str1 (match-string 1 string))
3032            (str2 (match-string 2 string))
3033            (str2-comp
3034             (wl-folder-complete-filter-condition str2 predicate flag)))
3035       (cond
3036        ((listp str2-comp) ; flag=t
3037         (mapcar (lambda (x) (concat str1 x)) str2-comp))
3038        ((stringp str2-comp)
3039         (concat str1 str2-comp))
3040        (t
3041         str2-comp))))
3042    (t
3043     (let ((candidate
3044            (mapcar (lambda (x) (list (concat (downcase x) ":")))
3045                    (append '("last" "first"
3046                              "from" "subject" "to" "cc" "body"
3047                              "since" "before" "tocc"
3048                              "larger" "smaller")
3049                            elmo-msgdb-extra-fields))))
3050       (if (not flag)
3051           (try-completion string candidate)
3052         (all-completions string candidate))))))
3053
3054 (require 'product)
3055 (product-provide (provide 'wl-folder) (require 'wl-version))
3056
3057 ;;; wl-folder.el ends here