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