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