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-func 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       (wl-folder-entity-hashtb-set wl-folder-entity-hashtb entity
 833                                    (list (car nums)
 834                                          (setq
 835                                           unread
 836                                           (or
 837                                            ;; If server diff, All unreads are
 838                                            ;; treated as unsync.
 839                                            (if (elmo-folder-use-flag-p folder)
 840                                                0)
 841                                            (elmo-folder-get-info-unread
 842                                             folder)
 843                                            (wl-summary-count-unread
 844                                             (elmo-msgdb-mark-load
 845                                              (elmo-folder-msgdb-path
 846                                               folder)))))
 847                                          (cdr nums))
 848                                    (get-buffer wl-folder-buffer-name)))
 849     (setq wl-folder-info-alist-modified t)
 850     (sit-for 0)
 851     (list (if wl-folder-notify-deleted
 852               (car nums)
 853             (max (or (car nums) 0))) unread (cdr nums))))
 854
 855 (defun wl-folder-check-entity-async (entity &optional auto)
 856   (let ((elmo-nntp-groups-async t)
 857         (elist (if auto
 858                    (elmo-delete-if
 859                     'wl-folder-no-auto-check-folder-p
 860                     (wl-folder-get-entity-list entity))
 861                  (wl-folder-get-entity-list entity)))
 862         (nntp-connection-keys nil)
 863         name folder folder-list
 864         sync-folder-list
 865         async-folder-list
 866         server
 867         ret-val)
 868     (while elist
 869       (setq folder (wl-folder-get-elmo-folder (car elist)))
 870       (if (not (elmo-folder-plugged-p folder))
 871           (message "Uncheck \"%s\"" (car elist))
 872         (setq folder-list
 873               (elmo-folder-get-primitive-list folder))
 874         (cond ((elmo-folder-contains-type folder 'nntp)
 875                (wl-append async-folder-list (list folder))
 876                (while folder-list
 877                  (when (eq (elmo-folder-type-internal (car folder-list))
 878                            'nntp)
 879                    (when (not (string=
 880                                server
 881                                (elmo-net-folder-server-internal
 882                                 (car folder-list))))
 883                      (setq server (elmo-net-folder-server-internal
 884                                    (car folder-list)))
 885                      (message "Checking on \"%s\"" server))
 886                    (setq nntp-connection-keys
 887                          (elmo-nntp-get-folders-info-prepare
 888                           (car folder-list)
 889                           nntp-connection-keys)))
 890                  (setq folder-list (cdr folder-list))))
 891               (t
 892                (wl-append sync-folder-list (list folder)))))
 893       (setq elist (cdr elist)))
 894     ;; check local entity at first
 895     (while (setq folder (pop sync-folder-list))
 896       (if (not (elmo-folder-plugged-p folder))
 897           (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 898         (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 899         (setq ret-val
 900               (wl-folder-add-folder-info
 901                ret-val
 902                (wl-folder-check-one-entity (elmo-folder-name-internal
 903                                             folder))))
 904         ;;(sit-for 0)
 905         ))
 906     ;; check network entity at last
 907     (when async-folder-list
 908       (elmo-nntp-get-folders-info nntp-connection-keys)
 909       (while (setq folder (pop async-folder-list))
 910         (if (not (elmo-folder-plugged-p folder))
 911             (message "Uncheck \"%s\"" (elmo-folder-name-internal folder))
 912           (message "Checking \"%s\"" (elmo-folder-name-internal folder))
 913           (setq ret-val
 914                 (wl-folder-add-folder-info
 915                  ret-val
 916                  (wl-folder-check-one-entity (elmo-folder-name-internal
 917                                               folder))))
 918           ;;(sit-for 0)
 919           )))
 920     ret-val))
 921
 922 ;;
 923 (defun wl-folder-resume-entity-hashtb-by-finfo (entity-hashtb info-alist)
 924   "Resume unread info for entity alist."
 925   (let (info)
 926     (while info-alist
 927       (setq info (nth 1 (car info-alist)))
 928       (wl-folder-set-entity-info (caar info-alist)
 929                                  (list (nth 2 info)(nth 3 info)(nth 1 info))
 930                                  entity-hashtb)
 931       (setq info-alist (cdr info-alist)))))
 932
 933 (defun wl-folder-move-path (path)
 934   (let ((fp (if (consp path)
 935                 path
 936               ;; path is entity-id
 937               (wl-folder-get-path wl-folder-entity path))))
 938     (goto-char (point-min))
 939     (while (and fp
 940                 (not (eobp)))
 941       (when (equal (car fp)
 942                    (wl-folder-get-entity-from-buffer t))
 943         (setq fp (cdr fp))
 944         (setq wl-folder-buffer-cur-point (point)))
 945       (forward-line 1))
 946     (and wl-folder-buffer-cur-point
 947          (goto-char wl-folder-buffer-cur-point))))
 948
 949 (defun wl-folder-set-current-entity-id (entity-id)
 950   (let ((buf (get-buffer wl-folder-buffer-name)))
 951     (if buf
 952         (save-excursion
 953           (set-buffer buf)
 954           (setq wl-folder-buffer-cur-entity-id entity-id)
 955           (setq wl-folder-buffer-cur-path (wl-folder-get-path wl-folder-entity
 956                                                               entity-id))
 957           (wl-highlight-folder-path wl-folder-buffer-cur-path)
 958           (and wl-folder-move-cur-folder
 959                wl-folder-buffer-cur-point
 960                (goto-char wl-folder-buffer-cur-point))))
 961     (if (eq (current-buffer) buf)
 962         (and wl-folder-move-cur-folder
 963              wl-folder-buffer-cur-point
 964              (goto-char wl-folder-buffer-cur-point)))))
 965
 966 (defun wl-folder-check-current-entity ()
 967   "Check folder at position.
 968 If current line is group folder, check all sub entries."
 969   (interactive)
 970   (let* ((entity-name (wl-folder-get-entity-from-buffer))
 971          (group (wl-folder-buffer-group-p))
 972          (desktop (string= entity-name wl-folder-desktop-name)))
 973     (when entity-name
 974       (wl-folder-check-entity
 975        (if group
 976            (wl-folder-search-group-entity-by-name entity-name
 977                                                   wl-folder-entity)
 978          entity-name)
 979        desktop))))
 980
 981 (defun wl-folder-sync-entity (entity &optional unread-only)
 982   "Synchronize the msgdb of ENTITY."
 983   (cond
 984    ((consp entity)
 985     (let ((flist (nth 2 entity)))
 986       (while flist
 987         (wl-folder-sync-entity (car flist) unread-only)
 988         (setq flist (cdr flist)))))
 989    ((stringp entity)
 990     (let* ((folder (wl-folder-get-elmo-folder entity))
 991            (nums (wl-folder-get-entity-info entity))
 992            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
 993                                          (wl-summary-always-sticky-folder-p
 994                                           folder))
 995                                      wl-summary-highlight))
 996            wl-auto-select-first new unread)
 997       (setq new (or (car nums) 0))
 998       (setq unread (or (cadr nums) 0))
 999       (if (or (not unread-only)
1000               (or (< 0 new) (< 0 unread)))
1001           (save-window-excursion
1002             (save-excursion
1003               (let ((wl-summary-buffer-name (concat
1004                                              wl-summary-buffer-name
1005                                              (symbol-name this-command))))
1006                 (wl-summary-goto-folder-subr entity
1007                                              (wl-summary-get-sync-range
1008                                               folder)
1009                                              nil nil nil t)
1010                 (wl-summary-exit)))))))))
1011
1012 (defun wl-folder-sync-current-entity (&optional unread-only)
1013   "Synchronize the folder at position.
1014 If current line is group folder, check all subfolders."
1015   (interactive "P")
1016   (save-excursion
1017     (let ((entity-name (wl-folder-get-entity-from-buffer))
1018           (group (wl-folder-buffer-group-p)))
1019       (when (and entity-name
1020                  (y-or-n-p (format "Sync %s?" entity-name)))
1021         (wl-folder-sync-entity
1022          (if group
1023              (wl-folder-search-group-entity-by-name entity-name
1024                                                     wl-folder-entity)
1025            entity-name)
1026          unread-only)
1027         (message "Syncing %s is done!" entity-name)))))
1028
1029 (defun wl-folder-mark-as-read-all-entity (entity)
1030   "Mark as read all messages in the ENTITY."
1031   (cond
1032    ((consp entity)
1033     (let ((flist (nth 2 entity)))
1034       (while flist
1035         (wl-folder-mark-as-read-all-entity (car flist))
1036         (setq flist (cdr flist)))))
1037    ((stringp entity)
1038     (let* ((nums (wl-folder-get-entity-info entity))
1039            (folder (wl-folder-get-elmo-folder entity))
1040            (wl-summary-highlight (if (or (wl-summary-sticky-p folder)
1041                                          (wl-summary-always-sticky-folder-p
1042                                           folder))
1043                                      wl-summary-highlight))
1044            wl-auto-select-first new unread)
1045       (setq new (or (car nums) 0))
1046       (setq unread (or (cadr nums) 0))
1047       (if (or (< 0 new) (< 0 unread))
1048           (save-window-excursion
1049             (save-excursion
1050               (let ((wl-summary-buffer-name (concat
1051                                              wl-summary-buffer-name
1052                                              (symbol-name this-command))))
1053                 (wl-summary-goto-folder-subr entity
1054                                              (wl-summary-get-sync-range folder)
1055                                              nil)
1056                 (wl-summary-mark-as-read-all)
1057                 (wl-summary-exit))))
1058         (sit-for 0))))))
1059
1060 (defun wl-folder-mark-as-read-all-current-entity ()
1061   "Mark as read all messages in the folder at position.
1062 If current line is group folder, all subfolders are marked."
1063   (interactive)
1064   (save-excursion
1065     (let ((entity-name (wl-folder-get-entity-from-buffer))
1066           (group (wl-folder-buffer-group-p))
1067           summary-buf)
1068       (when (and entity-name
1069                  (y-or-n-p (format "Mark all messages in %s as read?" entity-name)))
1070         (wl-folder-mark-as-read-all-entity
1071          (if group
1072              (wl-folder-search-group-entity-by-name entity-name
1073                                                     wl-folder-entity)
1074            entity-name))
1075         (message "All messages in %s are marked!" entity-name)))))
1076
1077 (defun wl-folder-check-region (beg end)
1078   (interactive "r")
1079   (goto-char beg)
1080   (beginning-of-line)
1081   (setq beg (point))
1082   (goto-char end)
1083   (beginning-of-line)
1084   (setq end (point))
1085   (goto-char beg)
1086   (let ((inhibit-read-only t)
1087         entity)
1088     (while (< (point) end)
1089       ;; normal folder entity
1090       (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1091           (save-excursion
1092             (setq entity (wl-folder-get-entity-from-buffer))
1093             (if (not (elmo-folder-plugged-p (wl-folder-get-elmo-folder
1094                                              entity)))
1095                 (message "Uncheck %s" entity)
1096               (message "Checking %s" entity)
1097               (wl-folder-check-one-entity entity)
1098               (sit-for 0))))
1099       (forward-line 1)))
1100   (message ""))
1101
1102 (defun wl-folder-sync-region (beg end)
1103   (interactive "r")
1104   (goto-char beg)
1105   (beginning-of-line)
1106   (setq beg (point))
1107   (goto-char end)
1108   (end-of-line)
1109   (setq end (point))
1110   (goto-char beg)
1111   (while (< (point) end)
1112     ;; normal folder entity
1113     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1114         (save-excursion
1115           (let ((inhibit-read-only t)
1116                 entity)
1117             (setq entity (wl-folder-get-entity-from-buffer))
1118             (wl-folder-sync-entity entity)
1119             (message "Syncing %s is done!" entity)
1120             (sit-for 0))))
1121     (forward-line 1))
1122   (message ""))
1123
1124 (defun wl-folder-mark-as-read-all-region (beg end)
1125   (interactive "r")
1126   (goto-char beg)
1127   (beginning-of-line)
1128   (setq beg (point))
1129   (goto-char end)
1130   (end-of-line)
1131   (setq end (point))
1132   (goto-char beg)
1133   (while (< (point) end)
1134     ;; normal folder entity
1135     (if (looking-at "^[\t ]*\\([^\\[]+\\):\\(.*\\)\n")
1136         (save-excursion
1137           (let ((inhibit-read-only t)
1138                 entity)
1139             (setq entity (wl-folder-get-entity-from-buffer))
1140             (wl-folder-mark-as-read-all-entity entity)
1141             (message "All messages in %s are marked!" entity)
1142             (sit-for 0))))
1143     (forward-line 1))
1144   (message ""))
1145
1146 (defsubst wl-create-access-init-load-p (folder)
1147   (let ((no-load-regexp (when (and
1148                                (not wl-folder-init-load-access-folders)
1149                                wl-folder-init-no-load-access-folders)
1150                           (mapconcat 'identity
1151                                      wl-folder-init-no-load-access-folders
1152                                      "\\|")))
1153         (load-regexp (and wl-folder-init-load-access-folders
1154                           (mapconcat 'identity
1155                                      wl-folder-init-load-access-folders
1156                                      "\\|"))))
1157     (cond (load-regexp (string-match load-regexp folder))
1158           (t (not (and no-load-regexp
1159                        (string-match no-load-regexp folder)))))))
1160
1161 (defun wl-create-access-folder-entity (name)
1162   (let (flists flist)
1163     (when (wl-create-access-init-load-p name)
1164       (setq flists (elmo-msgdb-flist-load name)) ; load flist.
1165       (setq flist (car flists))
1166       (while flist
1167         (when (consp (car flist))
1168           (setcdr (cdar flist)
1169                   (wl-create-access-folder-entity (caar flist))))
1170         (setq flist (cdr flist)))
1171       flists)))
1172
1173 (defun wl-create-folder-entity-from-buffer ()
1174   "Create folder entity recursively."
1175   (cond
1176    ((looking-at "^[ \t]*$")             ; blank line
1177     (goto-char (+ 1(match-end 0)))
1178     'ignore)
1179    ((looking-at "^#.*$")                ; comment
1180     (goto-char (+ 1 (match-end 0)))
1181     'ignore)
1182    ((looking-at "^[\t ]*\\(.+\\)[\t ]*{[\t ]*$") ; group definition
1183     (let (name entity flist)
1184       (setq name (wl-match-buffer 1))
1185       (goto-char (+ 1 (match-end 0)))
1186       (while (setq entity (wl-create-folder-entity-from-buffer))
1187         (unless (eq entity 'ignore)
1188           (wl-append flist (list entity))))
1189       (if (looking-at "^[\t ]*}[\t ]*$") ; end of group
1190           (progn
1191             (goto-char (+ 1 (match-end 0)))
1192             (if (wl-string-assoc name wl-folder-petname-alist)
1193                 (error "%s already defined as petname" name))
1194             (list name 'group flist))
1195         (error "Syntax error in folder definition"))))
1196    ((looking-at "^[\t ]*\\([^\t \n]+\\)[\t ]*/$") ; access it!
1197     (let (name)
1198       (setq name (wl-match-buffer 1))
1199       (goto-char (+ 1 (match-end 0)))
1200 ;      (condition-case ()
1201 ;         (unwind-protect
1202 ;             (setq flist (elmo-list-folders name)))
1203 ;       (error (message "Access to folder %s failed." name)))
1204 ;;       (setq flist (elmo-msgdb-flist-load name)) ; load flist.
1205 ;;       (setq unsublist (nth 1 flist))
1206 ;;       (setq flist (car flist))
1207 ;;       (list name 'access flist unsublist)))
1208       (append (list name 'access) (wl-create-access-folder-entity name))))
1209    ;((looking-at "^[\t ]*\\([^\t \n}]+\\)[\t ]*\\(\"[^\"]*\"\\)?[\t ]*$") ; normal folder entity
1210    ((looking-at "^[\t ]*=[ \t]+\\([^\n]+\\)$"); petname definition
1211     (goto-char (+ 1 (match-end 0)))
1212     (let ((rest (elmo-match-buffer 1))
1213           petname)
1214       (when (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1215         (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1216         (setq rest (substring rest 0 (match-beginning 0))))
1217       (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1218         (wl-folder-append-petname (elmo-match-string 1 rest)
1219                                   petname))
1220       'ignore))
1221    ((looking-at "^[ \t]*}[ \t]*$") ; end of group
1222     nil)
1223    ((looking-at "^.*$") ; normal folder entity
1224     (goto-char (+ 1 (match-end 0)))
1225     (let ((rest (elmo-match-buffer 0))
1226           realname petname)
1227       (if (string-match "\\(\"[^\"]*\"\\)[\t ]*$" rest)
1228           (progn
1229             (setq petname (elmo-delete-char ?\" (elmo-match-string 1 rest)))
1230             (setq rest (substring rest 0 (match-beginning 0)))
1231             (when (string-match "^[\t ]*\\(.*[^\t ]+\\)[\t ]+$" rest)
1232               (wl-folder-append-petname
1233                (setq realname (elmo-match-string 1 rest))
1234                petname)
1235               realname))
1236         (if (string-match "^[\t ]*\\(.+\\)$" rest)
1237             (elmo-match-string 1 rest)
1238           rest))))))
1239
1240 (defun wl-folder-create-folder-entity ()
1241   "Create folder entries."
1242   (let ((tmp-buf (get-buffer-create " *wl-folder-tmp*"))
1243         entity ret-val)
1244     (condition-case ()
1245         (progn
1246           (with-current-buffer tmp-buf
1247             (erase-buffer)
1248             (insert-file-contents wl-folders-file)
1249             (goto-char (point-min))
1250             (while (and (not (eobp))
1251                         (setq entity (wl-create-folder-entity-from-buffer)))
1252               (unless (eq entity 'ignore)
1253                 (wl-append ret-val (list entity)))))
1254           (kill-buffer tmp-buf))
1255       (file-error nil))
1256     (setq ret-val (list wl-folder-desktop-name 'group ret-val))))
1257
1258 (defun wl-folder-entity-assign-id (entity &optional hashtb on-noid)
1259   (let ((hashtb (or hashtb
1260                     (setq wl-folder-entity-id-name-hashtb
1261                           (elmo-make-hash wl-folder-entity-id))))
1262         (entities (list entity))
1263         entity-stack)
1264     (while entities
1265       (setq entity (wl-pop entities))
1266       (cond
1267        ((consp entity)
1268         (when (not (and on-noid
1269                         (get-text-property 0
1270                                            'wl-folder-entity-id
1271                                            (car entity))))
1272           (put-text-property 0 (length (car entity))
1273                              'wl-folder-entity-id
1274                              wl-folder-entity-id
1275                              (car entity))
1276           (wl-folder-set-id-name wl-folder-entity-id
1277                                  (car entity) hashtb))
1278         (and entities
1279              (wl-push entities entity-stack))
1280         (setq entities (nth 2 entity)))
1281        ((stringp entity)
1282         (when (not (and on-noid
1283                         (get-text-property 0
1284                                            'wl-folder-entity-id
1285                                            entity)))
1286           (put-text-property 0 (length entity)
1287                              'wl-folder-entity-id
1288                              wl-folder-entity-id
1289                              entity)
1290           (wl-folder-set-id-name wl-folder-entity-id
1291                                  entity hashtb))))
1292       (setq wl-folder-entity-id (+ 1 wl-folder-entity-id))
1293       (unless entities
1294         (setq entities (wl-pop entity-stack))))))
1295
1296 (defun wl-folder-click (e)
1297   (interactive "e")
1298   (mouse-set-point e)
1299   (beginning-of-line)
1300   (save-excursion
1301     (wl-folder-jump-to-current-entity)))
1302
1303 (defun wl-folder-select-buffer (buffer)
1304   (let ((gbw (get-buffer-window buffer))
1305         ret-val)
1306     (if gbw
1307         (progn (select-window gbw)
1308                (setq ret-val t))
1309       (condition-case ()
1310           (unwind-protect
1311               (split-window-horizontally wl-folder-window-width)
1312             (other-window 1))
1313         (error nil)))
1314     (set-buffer buffer)
1315     (switch-to-buffer buffer)
1316     ret-val
1317     ))
1318
1319 (defun wl-folder-toggle-disp-summary (&optional arg folder)
1320   (interactive)
1321   (if (or (and folder (assoc folder wl-folder-group-alist))
1322           (and (interactive-p) (wl-folder-buffer-group-p)))
1323       (error "This command is not available on Group"))
1324   (beginning-of-line)
1325   (let (wl-auto-select-first
1326         (wl-stay-folder-window t))
1327     (cond
1328      ((eq arg 'on)
1329       (setq wl-folder-buffer-disp-summary t))
1330      ((eq arg 'off)
1331       (setq wl-folder-buffer-disp-summary nil)
1332       ;; hide wl-summary window.
1333       (let ((cur-buf (current-buffer))
1334             (summary-buffer (wl-summary-get-buffer folder)))
1335         (wl-folder-select-buffer summary-buffer)
1336         (delete-window)
1337         (select-window (get-buffer-window cur-buf))))
1338      (t
1339       (setq wl-folder-buffer-disp-summary
1340             (not wl-folder-buffer-disp-summary))
1341       (let ((cur-buf (current-buffer))
1342             folder-name)
1343         (when (looking-at "^[ ]*\\([^\\[].+\\):.*\n")
1344           (setq folder-name (wl-folder-get-entity-from-buffer))
1345           (if wl-folder-buffer-disp-summary
1346               (progn
1347                 (wl-folder-select-buffer
1348                  (wl-summary-get-buffer-create folder-name))
1349                 (unwind-protect
1350                     (wl-summary-goto-folder-subr folder-name 'no-sync nil)
1351                   (select-window (get-buffer-window cur-buf))))
1352             (wl-folder-select-buffer (wl-summary-get-buffer folder-name))
1353             (delete-window)
1354             (select-window (get-buffer-window cur-buf)))))))))
1355
1356 (defun wl-folder-prev-unsync ()
1357   "Move cursor to the previous unsync folder."
1358   (interactive)
1359   (let (start-point)
1360     (setq start-point (point))
1361     (beginning-of-line)
1362     (if (re-search-backward wl-folder-unsync-regexp nil t)
1363         (beginning-of-line)
1364       (goto-char start-point)
1365       (message "No more unsync folder"))))
1366
1367 (defun wl-folder-next-unsync (&optional plugged)
1368   "Move cursor to the next unsync."
1369   (interactive)
1370   (let (start-point entity)
1371     (setq start-point (point))
1372     (end-of-line)
1373     (if (catch 'found
1374           (while (re-search-forward wl-folder-unsync-regexp nil t)
1375             (if (or (wl-folder-buffer-group-p)
1376                     (not plugged)
1377                     (setq entity
1378                           (wl-folder-get-realname
1379                            (wl-folder-folder-name)))
1380                     (elmo-folder-plugged-p entity))
1381                 (throw 'found t))))
1382         (beginning-of-line)
1383       (goto-char start-point)
1384       (message "No more unsync folder"))))
1385
1386 (defun wl-folder-prev-unread (&optional group)
1387   "Move cursor to the previous unread folder."
1388   (interactive "P")
1389   (let (start-point)
1390     (setq start-point (point))
1391     (beginning-of-line)
1392     (if (re-search-backward (wl-folder-unread-regex group) nil t)
1393         (progn
1394           (beginning-of-line)
1395           (wl-folder-folder-name))
1396       (goto-char start-point)
1397       (message "No more unread folder")
1398       nil)))
1399
1400 (defun wl-folder-next-unread (&optional group)
1401   "Move cursor to the next unread folder."
1402   (interactive "P")
1403   (let (start-point)
1404     (setq start-point (point))
1405     (end-of-line)
1406     (if (re-search-forward (wl-folder-unread-regex group) nil t)
1407         (progn
1408           (beginning-of-line)
1409           (wl-folder-folder-name))
1410       (goto-char start-point)
1411       (message "No more unread folder")
1412       nil)))
1413
1414 (defun wl-folder-mode ()
1415   "Major mode for Wanderlust Folder.
1416 See Info under Wanderlust for full documentation.
1417
1418 Special commands:
1419 \\{wl-folder-mode-map}
1420
1421 Entering Folder mode calls the value of `wl-folder-mode-hook'."
1422   (interactive)
1423   (setq major-mode 'wl-folder-mode)
1424   (setq mode-name "Folder")
1425   (use-local-map wl-folder-mode-map)
1426   (setq buffer-read-only t)
1427   (setq inhibit-read-only nil)
1428   (setq truncate-lines t)
1429   (setq wl-folder-buffer-cur-entity-id nil
1430         wl-folder-buffer-cur-path nil
1431         wl-folder-buffer-cur-point nil)
1432   (wl-mode-line-buffer-identification)
1433   (easy-menu-add wl-folder-mode-menu)
1434   ;; This hook may contain the functions `wl-folder-init-icons' and
1435   ;; `wl-setup-folder' for reasons of system internal to accord
1436   ;; facilities for the Emacs variants.
1437   (run-hooks 'wl-folder-mode-hook))
1438
1439 (defun wl-folder-append-petname (realname petname)
1440   (let (pentry)
1441     ;; check group name.
1442     (if (wl-folder-search-group-entity-by-name petname wl-folder-entity)
1443         (error "%s already defined as group name" petname))
1444     (when (setq pentry (wl-string-assoc realname wl-folder-petname-alist))
1445       (setq wl-folder-petname-alist
1446             (delete pentry wl-folder-petname-alist)))
1447     (wl-append wl-folder-petname-alist
1448                (list (cons realname petname)))))
1449
1450 (defun wl-folder (&optional arg)
1451   (interactive "P")
1452   (let (initialize)
1453 ;;; (delete-other-windows)
1454     (if (get-buffer wl-folder-buffer-name)
1455         (switch-to-buffer  wl-folder-buffer-name)
1456       (switch-to-buffer (get-buffer-create wl-folder-buffer-name))
1457       (wl-folder-mode)
1458       (sit-for 0)
1459       (wl-folder-init)
1460       (set-buffer wl-folder-buffer-name)
1461       (let ((inhibit-read-only t)
1462             (buffer-read-only nil))
1463         (erase-buffer)
1464         (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
1465         (save-excursion
1466           (wl-folder-insert-entity " " wl-folder-entity)))
1467       (sit-for 0)
1468       (set-buffer-modified-p nil)
1469       (setq initialize t))
1470     initialize))
1471
1472 (defun wl-folder-auto-check ()
1473   "Check and update folders in `wl-auto-check-folder-name'."
1474   (interactive)
1475   (when (get-buffer wl-folder-buffer-name)
1476     (switch-to-buffer  wl-folder-buffer-name)
1477     (cond
1478      ((eq wl-auto-check-folder-name 'none))
1479      ((or (consp wl-auto-check-folder-name)
1480           (stringp wl-auto-check-folder-name))
1481       (let ((folder-list (if (consp wl-auto-check-folder-name)
1482                              wl-auto-check-folder-name
1483                            (list wl-auto-check-folder-name)))
1484             entity)
1485         (while folder-list
1486           (if (setq entity (wl-folder-search-entity-by-name
1487                             (car folder-list)
1488                             wl-folder-entity))
1489               (wl-folder-check-entity entity 'auto))
1490           (setq folder-list (cdr folder-list)))))
1491      (t
1492       (wl-folder-check-entity wl-folder-entity 'auto)))))
1493
1494 (defun wl-folder-set-folder-updated (name value)
1495   (save-excursion
1496     (let (buf)
1497       (if (setq buf (get-buffer wl-folder-buffer-name))
1498           (wl-folder-entity-hashtb-set
1499            wl-folder-entity-hashtb name value buf))
1500       (setq wl-folder-info-alist-modified t))))
1501
1502 (defun wl-folder-calc-finfo (entity)
1503   ;; calcurate finfo without inserting.
1504   (let ((entities (list entity))
1505         entity-stack
1506         new unread all nums)
1507     (while entities
1508       (setq entity (wl-pop entities))
1509       (cond
1510        ((consp entity)
1511         (and entities
1512              (wl-push entities entity-stack))
1513         (setq entities (nth 2 entity)))
1514        ((stringp entity)
1515         (setq nums (wl-folder-get-entity-info entity))
1516         (setq new    (+ (or new 0) (or (nth 0 nums) 0)))
1517         (setq unread (+ (or unread 0)
1518                         (or (and (nth 0 nums)(nth 1 nums)
1519                                  (+ (nth 0 nums)(nth 1 nums))) 0)))
1520         (setq all    (+ (or all 0) (or (nth 2 nums) 0)))))
1521       (unless entities
1522         (setq entities (wl-pop entity-stack))))
1523     (list new unread all)))
1524
1525 (defsubst wl-folder-make-save-access-list (list)
1526   (mapcar '(lambda (x)
1527              (cond
1528               ((consp x)
1529                (list (elmo-string (car x)) 'access))
1530               (t
1531                (elmo-string x))))
1532           list))
1533
1534 (defun wl-folder-update-newest (indent entity)
1535   (let (ret-val new unread all)
1536     (cond
1537      ((consp entity)
1538       (let ((inhibit-read-only t)
1539             (buffer-read-only nil)
1540             (flist (nth 2 entity))
1541             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1542             beg
1543             )
1544         (setq beg (point))
1545         (if as-opened
1546             (let (update-flist flist-unsub new-flist removed group-name-end)
1547               (when (and (eq (cadr entity) 'access)
1548                          (elmo-folder-plugged-p
1549                           (wl-folder-get-elmo-folder (car entity))))
1550                 (message "Fetching folder entries...")
1551                 (when (setq new-flist
1552                             (elmo-folder-list-subfolders
1553                              (wl-folder-get-elmo-folder (car entity))
1554                              (wl-string-member
1555                               (car entity)
1556                               wl-folder-hierarchy-access-folders)))
1557                   (setq update-flist
1558                         (wl-folder-update-access-group entity new-flist))
1559                   (setq flist (nth 1 update-flist))
1560                   (when (car update-flist) ;; diff
1561                     (setq flist-unsub (nth 2 update-flist))
1562                     (setq removed (nth 3 update-flist))
1563                     (elmo-msgdb-flist-save
1564                      (car entity)
1565                      (list
1566                       (wl-folder-make-save-access-list flist)
1567                       (wl-folder-make-save-access-list flist-unsub)))
1568                     (wl-folder-entity-assign-id
1569                      entity
1570                      wl-folder-entity-id-name-hashtb
1571                      t)
1572                     (setq wl-folder-entity-hashtb
1573                           (wl-folder-create-entity-hashtb
1574                            entity
1575                            wl-folder-entity-hashtb
1576                            t))
1577                     (setq wl-folder-newsgroups-hashtb
1578                           (or
1579                            (wl-folder-create-newsgroups-hashtb
1580                             entity nil)
1581                            wl-folder-newsgroups-hashtb))))
1582                 (message "Fetching folder entries...done"))
1583               (wl-folder-insert-entity indent entity))))))))
1584
1585 (defun wl-folder-insert-entity (indent entity &optional onlygroup)
1586   (let (ret-val new unread all)
1587     (cond
1588      ((consp entity)
1589       (let ((inhibit-read-only t)
1590             (buffer-read-only nil)
1591             (flist (nth 2 entity))
1592             (as-opened (cdr (assoc (car entity) wl-folder-group-alist)))
1593             beg
1594             )
1595 ;;;     (insert indent "[" (if as-opened "-" "+") "]" (car entity) "\n")
1596 ;;;     (save-excursion (forward-line -1)
1597 ;;;                     (wl-highlight-folder-current-line))
1598         (setq beg (point))
1599         (if (and as-opened
1600                  (not onlygroup))
1601             (let (update-flist flist-unsub new-flist removed group-name-end)
1602 ;;;           (when (and (eq (cadr entity) 'access)
1603 ;;;                      newest)
1604 ;;;             (message "fetching folder entries...")
1605 ;;;             (when (setq new-flist
1606 ;;;                         (elmo-list-folders
1607 ;;;                          (elmo-string (car entity))
1608 ;;;                          (wl-string-member
1609 ;;;                           (car entity)
1610 ;;;                           wl-folder-hierarchy-access-folders)
1611 ;;;                          ))
1612 ;;;               (setq update-flist
1613 ;;;                     (wl-folder-update-access-group entity new-flist))
1614 ;;;               (setq flist (nth 1 update-flist))
1615 ;;;               (when (car update-flist) ;; diff
1616 ;;;                 (setq flist-unsub (nth 2 update-flist))
1617 ;;;                 (setq removed (nth 3 update-flist))
1618 ;;;                 (elmo-msgdb-flist-save
1619 ;;;                  (car entity)
1620 ;;;                  (list
1621 ;;;                   (wl-folder-make-save-access-list flist)
1622 ;;;                   (wl-folder-make-save-access-list flist-unsub)))
1623 ;;;                 ;;
1624 ;;;                 ;; reconstruct wl-folder-entity-id-name-hashtb and
1625 ;;;                 ;;           wl-folder-entity-hashtb
1626 ;;;                 ;;
1627 ;;;                 (wl-folder-entity-assign-id
1628 ;;;                  entity
1629 ;;;                  wl-folder-entity-id-name-hashtb
1630 ;;;                  t)
1631 ;;;                 (setq wl-folder-entity-hashtb
1632 ;;;                       (wl-folder-create-entity-hashtb
1633 ;;;                        entity
1634 ;;;                        wl-folder-entity-hashtb
1635 ;;;                        t))
1636 ;;;                 (setq wl-folder-newsgroups-hashtb
1637 ;;;                       (or
1638 ;;;                        (wl-folder-create-newsgroups-hashtb
1639 ;;;                         entity nil)
1640 ;;;                        wl-folder-newsgroups-hashtb))))
1641 ;;;             (message "fetching folder entries...done"))
1642               (insert indent "[" (if as-opened "-" "+") "]"
1643                       (wl-folder-get-petname (car entity)))
1644               (setq group-name-end (point))
1645               (insert ":0/0/0\n")
1646               (put-text-property beg (point) 'wl-folder-entity-id
1647                                  (get-text-property 0 'wl-folder-entity-id
1648                                                     (car entity)))
1649               (when removed
1650                 (setq beg (point))
1651                 (while removed
1652                   (insert indent "  "
1653                           wl-folder-removed-mark
1654                           (if (listp (car removed))
1655                               (concat "[+]" (caar removed))
1656                             (car removed))
1657                           "\n")
1658                   (save-excursion (forward-line -1)
1659                                   (wl-highlight-folder-current-line))
1660                   (setq removed (cdr removed)))
1661                 (remove-text-properties beg (point) '(wl-folder-entity-id)))
1662               (let* ((len (length flist))
1663                      (mes (> len 100))
1664                      (i 0))
1665                 (while flist
1666                   (setq ret-val
1667                         (wl-folder-insert-entity
1668                          (concat indent "  ") (car flist)))
1669                   (setq new    (+ (or new 0) (or (nth 0 ret-val) 0)))
1670                   (setq unread (+ (or unread 0) (or (nth 1 ret-val) 0)))
1671                   (setq all    (+ (or all 0) (or (nth 2 ret-val) 0)))
1672                   (when (and mes
1673                              (> len elmo-display-progress-threshold))
1674                     (setq i (1+ i))
1675                     (elmo-display-progress
1676                      'wl-folder-insert-entity "Inserting group %s..."
1677                      (/ (* i 100) len) (car entity)))
1678                   (setq flist (cdr flist))))
1679               (save-excursion
1680                 (goto-char group-name-end)
1681                 (delete-region (point) (save-excursion (end-of-line)
1682                                                        (point)))
1683                 (insert (format ":%d/%d/%d" (or new 0)
1684                                 (or unread 0) (or all 0)))
1685                 (setq ret-val (list new unread all))
1686                 (wl-highlight-folder-current-line ret-val)))
1687           (setq ret-val (wl-folder-calc-finfo entity))
1688           (insert indent "[" (if as-opened "-" "+") "]"
1689                   (wl-folder-get-petname (car entity))
1690                   (format ":%d/%d/%d"
1691                           (or (nth 0 ret-val) 0)
1692                           (or (nth 1 ret-val) 0)
1693                           (or (nth 2 ret-val) 0))
1694                   "\n")
1695           (put-text-property beg (point) 'wl-folder-entity-id
1696                              (get-text-property 0 'wl-folder-entity-id
1697                                                 (car entity)))
1698           (save-excursion (forward-line -1)
1699                           (wl-highlight-folder-current-line ret-val)))))
1700      ((stringp entity)
1701       (let* ((inhibit-read-only t)
1702              (buffer-read-only nil)
1703              (nums (wl-folder-get-entity-info entity))
1704              beg)
1705         (setq beg (point))
1706         (insert indent (wl-folder-get-petname entity)
1707                 (format ":%s/%s/%s\n"
1708                         (or (setq new (nth 0 nums)) "*")
1709                         (or (setq unread (and (nth 0 nums)(nth 1 nums)
1710                                               (+ (nth 0 nums)(nth 1 nums))))
1711                             "*")
1712                         (or (setq all (nth 2 nums)) "*")))
1713         (put-text-property beg (point) 'wl-folder-entity-id
1714                            (get-text-property 0 'wl-folder-entity-id entity))
1715         (save-excursion (forward-line -1)
1716                         (wl-highlight-folder-current-line nums))
1717         (setq ret-val (list new unread all)))))
1718     (set-buffer-modified-p nil)
1719     ret-val))
1720
1721 (defun wl-folder-check-all ()
1722   (interactive)
1723   (wl-folder-check-entity wl-folder-entity))
1724
1725 (defun wl-folder-entity-hashtb-set (entity-hashtb name value buffer)
1726   (let (cur-val
1727         (new-diff 0)
1728         (unread-diff 0)
1729         (all-diff 0)
1730         diffs
1731         entity-list)
1732     (setq cur-val (wl-folder-get-entity-info name entity-hashtb))
1733     (setq new-diff    (- (or (nth 0 value) 0) (or (nth 0 cur-val) 0)))
1734     (setq unread-diff
1735           (+ new-diff
1736              (- (or (nth 1 value) 0) (or (nth 1 cur-val) 0))))
1737     (setq all-diff    (- (or (nth 2 value) 0) (or (nth 2 cur-val) 0)))
1738     (setq diffs (list new-diff unread-diff all-diff))
1739     (unless (and (nth 0 cur-val)
1740                  (equal diffs '(0 0 0)))
1741       (wl-folder-set-entity-info name value entity-hashtb)
1742       (save-match-data
1743         (with-current-buffer buffer
1744           (save-excursion
1745             (setq entity-list (wl-folder-search-entity-list-by-name
1746                                name wl-folder-entity))
1747             (while entity-list
1748               (wl-folder-update-group (car entity-list) diffs)
1749               (setq entity-list (cdr entity-list)))
1750             (goto-char (point-min))
1751             (while (wl-folder-buffer-search-entity name)
1752               (wl-folder-update-line value))))))))
1753
1754 (defun wl-folder-update-unread (folder unread)
1755 ;  (save-window-excursion
1756     (let ((buf (get-buffer wl-folder-buffer-name))
1757           cur-unread
1758           (unread-diff 0)
1759           ;;(fld (elmo-string folder))
1760           value newvalue entity-list)
1761 ;;; Update folder-info
1762 ;;;    (elmo-folder-set-info-hashtb fld nil nil nil unread)
1763       (setq cur-unread (or (nth 1 (wl-folder-get-entity-info folder)) 0))
1764       (setq unread-diff (- (or unread 0) cur-unread))
1765       (setq value (wl-folder-get-entity-info folder))
1766       (setq newvalue (list (nth 0 value)
1767                            unread
1768                            (nth 2 value)))
1769       (wl-folder-set-entity-info folder newvalue)
1770       (setq wl-folder-info-alist-modified t)
1771       (when (and buf
1772                  (not (eq unread-diff 0)))
1773         (save-match-data
1774           (with-current-buffer buf
1775             (save-excursion
1776               (setq entity-list (wl-folder-search-entity-list-by-name
1777                                  folder wl-folder-entity))
1778               (while entity-list
1779                 (wl-folder-update-group (car entity-list) (list 0
1780                                                                 unread-diff
1781                                                                 0))
1782                 (setq entity-list (cdr entity-list)))
1783               (goto-char (point-min))
1784               (while (wl-folder-buffer-search-entity folder)
1785                 (wl-folder-update-line newvalue))))))));)
1786
1787 (defun wl-folder-create-entity-hashtb (entity &optional hashtb reconst)
1788   (let ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1789         (entities (list entity))
1790         entity-stack)
1791     (while entities
1792       (setq entity (wl-pop entities))
1793       (cond
1794        ((consp entity)
1795         (and entities
1796              (wl-push entities entity-stack))
1797         (setq entities (nth 2 entity)))
1798        ((stringp entity)
1799         (when (not (and reconst
1800                         (wl-folder-get-entity-info entity)))
1801           (wl-folder-set-entity-info entity
1802                                      nil
1803                                      hashtb))))
1804       (unless entities
1805         (setq entities (wl-pop entity-stack))))
1806     hashtb))
1807
1808 ;; Unsync number is reserved.
1809 ;;(defun wl-folder-reconstruct-entity-hashtb (entity &optional hashtb id-name)
1810 ;;  (let* ((hashtb (or hashtb (elmo-make-hash wl-folder-entity-id)))
1811 ;;       (entities (list entity))
1812 ;;       entity-stack)
1813 ;;    (while entities
1814 ;;      (setq entity (wl-pop entities))
1815 ;;      (cond
1816 ;;       ((consp entity)
1817 ;;      (if id-name
1818 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id (car entity))
1819 ;;                                 (car entity)))
1820 ;;      (and entities
1821 ;;           (wl-push entities entity-stack))
1822 ;;      (setq entities (nth 2 entity))
1823 ;;      )
1824 ;;       ((stringp entity)
1825 ;;      (wl-folder-set-entity-info entity
1826 ;;                                 (wl-folder-get-entity-info entity)
1827 ;;                                 hashtb)
1828 ;;      (if id-name
1829 ;;          (wl-folder-set-id-name (wl-folder-get-entity-id entity)
1830 ;;                                 entity))))
1831 ;;      (unless entities
1832 ;;      (setq entities (wl-pop entity-stack))))
1833 ;;    hashtb))
1834
1835 (defun wl-folder-create-newsgroups-from-nntp-access (entity)
1836   (let ((flist (nth 2 entity))
1837         folders)
1838     (while flist
1839       (wl-append folders
1840                  (cond
1841                   ((consp (car flist))
1842                    (wl-folder-create-newsgroups-from-nntp-access (car flist)))
1843                   (t
1844                    (list
1845                     (elmo-nntp-folder-group-internal
1846                      (wl-folder-get-elmo-folder (car flist)))))))
1847       (setq flist (cdr flist)))
1848     folders))
1849
1850 (defun wl-folder-create-newsgroups-hashtb (entity &optional is-list info)
1851   "Create NNTP group hashtable for ENTITY."
1852   (let ((entities (if is-list entity (list entity)))
1853         entity-stack folder-list newsgroups newsgroup make-hashtb)
1854     (and info (message "Creating newsgroups..."))
1855     (while entities
1856       (setq entity (wl-pop entities))
1857       (cond
1858        ((consp entity)
1859         (if (eq (nth 1 entity) 'access)
1860             (when (eq (elmo-folder-type-internal
1861                        (elmo-make-folder (car entity))) 'nntp)
1862               (wl-append newsgroups
1863                          (wl-folder-create-newsgroups-from-nntp-access entity))
1864               (setq make-hashtb t))
1865           (and entities
1866                (wl-push entities entity-stack))
1867           (setq entities (nth 2 entity))))
1868        ((stringp entity)
1869         (setq folder-list (elmo-folder-get-primitive-list
1870                            (elmo-make-folder entity)))
1871         (while folder-list
1872           (when (and (eq (elmo-folder-type-internal (car folder-list))
1873                          'nntp)
1874                      (setq newsgroup (elmo-nntp-folder-group-internal
1875                                       (car folder-list))))
1876             (wl-append newsgroups (list (elmo-string newsgroup))))
1877           (setq folder-list (cdr folder-list)))))
1878       (unless entities
1879         (setq entities (wl-pop entity-stack))))
1880     (and info (message "Creating newsgroups...done"))
1881     (if (or newsgroups make-hashtb)
1882         (elmo-setup-subscribed-newsgroups newsgroups))))
1883
1884 (defun wl-folder-get-path (entity target-id &optional string)
1885   (let ((entities (list entity))
1886         entity-stack result-path)
1887     (reverse
1888      (catch 'done
1889        (while entities
1890          (setq entity (wl-pop entities))
1891          (cond
1892           ((consp entity)
1893            (if (and (or (not string) (string= string (car entity)))
1894                     ;; don't use eq, `id' is string on Nemacs.
1895                     (equal target-id (wl-folder-get-entity-id (car entity))))
1896                (throw 'done
1897                       (wl-push target-id result-path))
1898              (wl-push (wl-folder-get-entity-id (car entity)) result-path))
1899            (wl-push entities entity-stack)
1900            (setq entities (nth 2 entity)))
1901           ((stringp entity)
1902            (if (and (or (not string) (string= string entity))
1903                     ;; don't use eq, `id' is string on Nemacs.
1904                     (equal target-id (wl-folder-get-entity-id entity)))
1905                (throw 'done
1906                       (wl-push target-id result-path)))))
1907          (unless entities
1908            (while (and entity-stack
1909                        (not entities))
1910              (setq result-path (cdr result-path))
1911              (setq entities (wl-pop entity-stack)))))))))
1912
1913 (defun wl-folder-create-group-alist (entity)
1914   (if (consp entity)
1915       (let ((flist (nth 2 entity))
1916             (cur-alist (list (cons (car entity) nil)))
1917              append-alist)
1918         (while flist
1919           (if (consp (car flist))
1920               (wl-append append-alist
1921                          (wl-folder-create-group-alist (car flist))))
1922           (setq flist (cdr flist)))
1923         (append cur-alist append-alist))))
1924
1925 (defun wl-folder-init-info-hashtb ()
1926   (let ((info-alist (and wl-folder-info-save
1927                          (elmo-msgdb-finfo-load))))
1928     (elmo-folder-info-make-hashtb
1929      info-alist
1930      wl-folder-entity-hashtb)))
1931 ;;; (wl-folder-resume-entity-hashtb-by-finfo
1932 ;;;  wl-folder-entity-hashtb
1933 ;;;  info-alist)))
1934
1935 (defun wl-folder-cleanup-variables ()
1936   (setq wl-folder-entity nil
1937         wl-folder-entity-hashtb nil
1938         wl-folder-entity-id-name-hashtb nil
1939         wl-folder-group-alist nil
1940         wl-folder-petname-alist nil
1941         wl-folder-newsgroups-hashtb nil
1942         wl-fldmgr-cut-entity-list nil
1943         wl-fldmgr-modified nil
1944         wl-fldmgr-modified-access-list nil
1945         wl-score-cache nil
1946         ))
1947
1948 (defun wl-make-plugged-alist ()
1949   (let ((entity-list (wl-folder-get-entity-list wl-folder-entity))
1950         (add (not wl-reset-plugged-alist)))
1951     (while entity-list
1952       (elmo-folder-set-plugged
1953        (wl-folder-get-elmo-folder (car entity-list)) wl-plugged add)
1954       (setq entity-list (cdr entity-list)))
1955     ;; smtp posting server
1956     (when wl-smtp-posting-server
1957       (elmo-set-plugged wl-plugged
1958                         wl-smtp-posting-server  ; server
1959                         (or (and (boundp 'smtp-service) smtp-service)
1960                             "smtp")     ; port
1961                         wl-smtp-connection-type
1962                         nil nil "smtp" add))
1963     ;; nntp posting server
1964     (when wl-nntp-posting-server
1965       (elmo-set-plugged wl-plugged
1966                         wl-nntp-posting-server
1967                         wl-nntp-posting-stream-type
1968                         elmo-nntp-default-port
1969                         nil nil "nntp" add))
1970     (run-hooks 'wl-make-plugged-hook)))
1971
1972 (defvar wl-folder-init-func 'wl-local-folder-init)
1973
1974 (defun wl-folder-init ()
1975   "Call `wl-folder-init-func' function."
1976   (interactive)
1977   (funcall wl-folder-init-func))
1978
1979 (defun wl-local-folder-init ()
1980   "Initialize local folder."
1981   (message "Initializing folder...")
1982   (save-excursion
1983     (set-buffer wl-folder-buffer-name)
1984     (let ((entity (wl-folder-create-folder-entity))
1985           (inhibit-read-only t))
1986       (setq wl-folder-entity entity)
1987       (setq wl-folder-entity-id 0)
1988       (wl-folder-entity-assign-id wl-folder-entity)
1989       (setq wl-folder-entity-hashtb
1990             (wl-folder-create-entity-hashtb entity))
1991       (setq wl-folder-elmo-folder-hashtb (elmo-make-hash wl-folder-entity-id))
1992       (setq wl-folder-group-alist
1993             (wl-folder-create-group-alist entity))
1994       (setq wl-folder-newsgroups-hashtb
1995             (wl-folder-create-newsgroups-hashtb wl-folder-entity))
1996       (wl-folder-init-info-hashtb)))
1997   (message "Initializing folder...done"))
1998
1999 (defun wl-folder-get-realname (petname)
2000   (or (car
2001        (wl-string-rassoc
2002         petname
2003         wl-folder-petname-alist))
2004       petname))
2005
2006 (defun wl-folder-get-petname (name)
2007   (or (cdr
2008        (wl-string-assoc
2009         name
2010         wl-folder-petname-alist))
2011       name))
2012
2013 (defun wl-folder-get-entity-with-petname ()
2014   (let ((alist wl-folder-petname-alist)
2015         (hashtb (copy-sequence wl-folder-entity-hashtb)))
2016     (while alist
2017       (wl-folder-set-entity-info (cdar alist) nil hashtb)
2018       (setq alist (cdr alist)))
2019     hashtb))
2020
2021 (defun wl-folder-get-newsgroups (folder)
2022   "Return Newsgroups field value string for FOLDER newsgroup.
2023 If FOLDER is multi, return comma separated string (cross post)."
2024   (let ((flist (elmo-folder-get-primitive-list
2025                 (wl-folder-get-elmo-folder folder))) ; multi
2026         newsgroups fld ret)
2027     (while (setq fld (car flist))
2028       (if (setq ret
2029                 (cond ((eq 'nntp (elmo-folder-type-internal fld))
2030                        (elmo-nntp-folder-group-internal fld))
2031                       ((eq 'localnews (elmo-folder-type-internal fld))
2032                        (elmo-replace-in-string
2033                         (elmo-nntp-folder-group-internal fld)
2034                         "/" "\\."))))
2035           ;; append newsgroup
2036           (setq newsgroups (if (stringp newsgroups)
2037                                (concat newsgroups "," ret)
2038                              ret)))
2039       (setq flist (cdr flist)))
2040     (list nil nil newsgroups)))
2041
2042 (defun wl-folder-guess-mailing-list-by-refile-rule (folder)
2043   "Return ML address guess by FOLDER.
2044 Use `wl-subscribed-mailing-list' and `wl-refile-rule-alist'.
2045 Don't care multi."
2046   (setq folder (car
2047                 (elmo-folder-get-primitive-list
2048                  (wl-folder-get-elmo-folder folder))))
2049   (unless (memq (elmo-folder-type-internal folder)
2050                 '(localnews nntp))
2051     (let ((rules wl-refile-rule-alist)
2052           mladdress tokey toalist histkey)
2053       (while rules
2054         (if (or (and (stringp (car (car rules)))
2055                      (string-match "[Tt]o" (car (car rules))))
2056                 (and (listp (car (car rules)))
2057                      (elmo-string-matched-member "to" (car (car rules))
2058                                                  'case-ignore)))
2059             (setq toalist (append toalist (cdr (car rules)))))
2060         (setq rules (cdr rules)))
2061       (setq tokey (car (rassoc folder toalist)))
2062 ;;;     (setq histkey (car (rassoc folder wl-refile-alist)))
2063       ;; case-ignore search `wl-subscribed-mailing-list'
2064       (if (stringp tokey)
2065           (list
2066            (elmo-string-matched-member tokey wl-subscribed-mailing-list t)
2067            nil nil)
2068         nil))))
2069
2070 (defun wl-folder-guess-mailing-list-by-folder-name (folder)
2071   "Return ML address guess by FOLDER name's last hierarchy.
2072 Use `wl-subscribed-mailing-list'."
2073   (setq folder (car (elmo-folder-get-primitive-list
2074                      (wl-folder-get-elmo-folder folder))))
2075   (when (memq (elmo-folder-type-internal folder)
2076               '(localdir imap4 maildir))
2077     (let (key mladdress)
2078       (when (string-match "[^\\./]+$" (elmo-folder-name-internal folder))
2079         (setq key (regexp-quote
2080                    (concat (substring folder (match-beginning 0)) "@")))
2081         (setq mladdress
2082               (elmo-string-matched-member
2083                key wl-subscribed-mailing-list 'case-ignore))
2084         (if (stringp mladdress)
2085             (list mladdress nil nil)
2086           nil)))))
2087
2088 (defun wl-folder-update-diff-line (diffs)
2089   (let ((inhibit-read-only t)
2090         (buffer-read-only nil)
2091         cur-new new-new
2092         cur-unread new-unread
2093         cur-all new-all
2094         id)
2095     (save-excursion
2096       (beginning-of-line)
2097       (setq id (get-text-property (point) 'wl-folder-entity-id))
2098       (when (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*\\)/\\([0-9\\*-]*\\)/\\([0-9\\*]*\\)")
2099         ;;(looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2100         (setq cur-new (string-to-int
2101                        (wl-match-buffer 2)))
2102         (setq cur-unread (string-to-int
2103                           (wl-match-buffer 3)))
2104         (setq cur-all (string-to-int
2105                        (wl-match-buffer 4)))
2106         (delete-region (match-beginning 2)
2107                        (match-end 4))
2108         (goto-char (match-beginning 2))
2109         (insert (format "%s/%s/%s"
2110                         (setq new-new (+ cur-new (nth 0 diffs)))
2111                         (setq new-unread (+ cur-unread (nth 1 diffs)))
2112                         (setq new-all (+ cur-all (nth 2 diffs)))))
2113         (put-text-property (match-beginning 2) (point)
2114                            'wl-folder-entity-id id)
2115         (if wl-use-highlight-mouse-line
2116             (put-text-property (match-beginning 2) (point)
2117                                'mouse-face 'highlight))
2118         (wl-highlight-folder-group-line (list new-new new-unread new-all))
2119         (setq buffer-read-only t)
2120         (set-buffer-modified-p nil)))))
2121
2122 (defun wl-folder-update-line (nums &optional is-group)
2123   (let ((inhibit-read-only t)
2124         (buffer-read-only nil)
2125         id)
2126     (save-excursion
2127       (beginning-of-line)
2128       (setq id (get-text-property (point) 'wl-folder-entity-id))
2129       (if (looking-at "^[ ]*\\(.*\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2130 ;;;       (looking-at "^[ ]*\\([^\\[].+\\):\\([0-9\\*-]*/[0-9\\*-]*/[0-9\\*]*\\)")
2131           (progn
2132             (delete-region (match-beginning 2)
2133                            (match-end 2))
2134             (goto-char (match-beginning 2))
2135             (insert (format "%s/%s/%s"
2136                             (or (nth 0 nums) "*")
2137                             (or (and (nth 0 nums)(nth 1 nums)
2138                                      (+ (nth 0 nums)(nth 1 nums)))
2139                                 "*")
2140                             (or (nth 2 nums) "*")))
2141             (put-text-property (match-beginning 2) (point)
2142                                'wl-folder-entity-id id)
2143             (if is-group
2144                 ;; update only colors
2145                 (wl-highlight-folder-group-line nums)
2146               (wl-highlight-folder-current-line nums))
2147             (beginning-of-line)
2148             (set-buffer-modified-p nil))))))
2149
2150 (defun wl-folder-goto-folder (&optional arg)
2151   (interactive "P")
2152   (wl-folder-goto-folder-subr nil arg))
2153
2154 (defun wl-folder-goto-folder-subr (&optional folder sticky)
2155   (beginning-of-line)
2156   (let (summary-buf fld-name entity id error-selecting)
2157 ;;; (setq fld-name (wl-folder-get-entity-from-buffer))
2158 ;;; (if (or (null fld-name)
2159 ;;;         (assoc fld-name wl-folder-group-alist))
2160     (setq fld-name wl-default-folder)
2161     (setq fld-name (or folder
2162                        (wl-summary-read-folder fld-name)))
2163     (if (and (setq entity
2164                    (wl-folder-search-entity-by-name fld-name
2165                                                     wl-folder-entity
2166                                                     'folder))
2167              (setq id (wl-folder-get-entity-id entity)))
2168         (wl-folder-set-current-entity-id id))
2169     (setq summary-buf (wl-summary-get-buffer-create fld-name sticky))
2170     (if wl-stay-folder-window
2171         (wl-folder-select-buffer summary-buf)
2172       (if (and summary-buf
2173                (get-buffer-window summary-buf))
2174           (delete-window)))
2175     (wl-summary-goto-folder-subr fld-name
2176                                  (wl-summary-get-sync-range
2177                                   (wl-folder-get-elmo-folder fld-name))
2178                                  nil sticky t)))
2179
2180 (defun wl-folder-suspend ()
2181   (interactive)
2182   (run-hooks 'wl-folder-suspend-hook)
2183   (wl-folder-info-save)
2184   (elmo-crosspost-message-alist-save)
2185   (elmo-quit)
2186   ;(if (fboundp 'mmelmo-cleanup-entity-buffers)
2187   ;(mmelmo-cleanup-entity-buffers))
2188   (bury-buffer wl-folder-buffer-name)
2189   (delete-windows-on wl-folder-buffer-name t))
2190
2191 (defun wl-folder-info-save ()
2192   (when (and wl-folder-info-save
2193              wl-folder-info-alist-modified)
2194     (let ((entities (list wl-folder-entity))
2195           entity entity-stack info-alist info)
2196       (while entities
2197         (setq entity (wl-pop entities))
2198         (cond
2199          ((consp entity)
2200           (and entities
2201                (wl-push entities entity-stack))
2202           (setq entities (nth 2 entity)))
2203          ((stringp entity)
2204           (when (and (setq info (elmo-folder-get-info
2205                                  (wl-folder-get-elmo-folder entity)))
2206                      (not (equal info '(nil))))
2207             (wl-append info-alist (list (list (elmo-string entity)
2208                                               (list (nth 3 info)  ;; max
2209                                                     (nth 2 info)  ;; length
2210                                                     (nth 0 info)  ;; new
2211                                                     (nth 1 info)) ;; unread
2212                                               ))))))
2213         (unless entities
2214           (setq entities (wl-pop entity-stack))))
2215       (elmo-msgdb-finfo-save info-alist)
2216       (setq wl-folder-info-alist-modified nil))))
2217
2218 (defun wl-folder-goto-first-unread-folder (&optional arg)
2219   (interactive "P")
2220   (let ((entities (list wl-folder-entity))
2221         entity entity-stack ret-val
2222         first-entity finfo)
2223     (setq first-entity
2224           (catch 'done
2225             (while entities
2226               (setq entity (wl-pop entities))
2227               (cond
2228                ((consp entity)
2229                 (and entities
2230                      (wl-push entities entity-stack))
2231                 (setq entities (nth 2 entity)))
2232                ((stringp entity)
2233                 (if (and (setq finfo (wl-folder-get-entity-info entity))
2234                          (and (nth 0 finfo)(nth 1 finfo))
2235                          (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2236                     (throw 'done entity))
2237                 (wl-append ret-val (list entity))))
2238               (unless entities
2239                 (setq entities (wl-pop entity-stack))))))
2240     (if first-entity
2241         (progn
2242           (when arg
2243             (wl-folder-jump-folder first-entity)
2244             (sit-for 0))
2245           (wl-folder-goto-folder-subr first-entity))
2246       (message "No unread folder"))))
2247
2248 (defun wl-folder-jump-folder (&optional fld-name noopen)
2249   (interactive)
2250   (if (not fld-name)
2251       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2252   (goto-char (point-min))
2253   (if (not noopen)
2254       (wl-folder-open-folder fld-name))
2255   (and (wl-folder-buffer-search-entity fld-name)
2256        (beginning-of-line)))
2257
2258 (defun wl-folder-get-entity-list (entity)
2259   (let ((entities (list entity))
2260         entity-stack ret-val)
2261     (while entities
2262       (setq entity (wl-pop entities))
2263       (cond
2264        ((consp entity)
2265         (and entities
2266              (wl-push entities entity-stack))
2267         (setq entities (nth 2 entity)))
2268        ((stringp entity)
2269         (wl-append ret-val (list entity))))
2270       (unless entities
2271         (setq entities (wl-pop entity-stack))))
2272     ret-val))
2273
2274 (defun wl-folder-open-unread-folder (entity)
2275   (save-excursion
2276     (let ((alist (wl-folder-get-entity-list entity))
2277           (unread 0)
2278           finfo path-list path id)
2279       (while alist
2280         (when (and (setq finfo (wl-folder-get-entity-info (car alist)))
2281                    (nth 0 finfo) (nth 1 finfo)
2282                    (> (+ (nth 0 finfo)(nth 1 finfo)) 0))
2283           (setq unread (+ unread (+ (nth 0 finfo)(nth 1 finfo))))
2284           (setq id (wl-folder-get-entity-id (car alist)))
2285           (setq path (delete id (wl-folder-get-path
2286                                  wl-folder-entity
2287                                  id
2288                                  (car alist))))
2289           (if (not (member path path-list))
2290               (wl-append path-list (list path))))
2291         (setq alist (cdr alist)))
2292       (while path-list
2293         (wl-folder-open-folder-sub (car path-list))
2294         (setq path-list (cdr path-list)))
2295       (message "%s unread folder"
2296                (if (> unread 0) unread "No")))))
2297
2298 (defun wl-folder-open-unread-current-entity ()
2299   (interactive)
2300   (let ((entity-name (wl-folder-get-entity-from-buffer))
2301         (group (wl-folder-buffer-group-p)))
2302     (when entity-name
2303       (wl-folder-open-unread-folder
2304        (if group
2305            (wl-folder-search-group-entity-by-name entity-name
2306                                                   wl-folder-entity)
2307          entity-name)))))
2308
2309 (defun wl-folder-open-only-unread-folder ()
2310   (interactive)
2311   (let ((id (progn
2312               (wl-folder-prev-entity-skip-invalid t)
2313               (wl-folder-get-entity-from-buffer t))))
2314     (wl-folder-open-all-unread-folder)
2315     (save-excursion
2316       (goto-char (point-max))
2317       (while (and (re-search-backward
2318                    "^[ ]*\\[[-]\\].+:0/0/[0-9-]+" nil t)
2319                   (not (bobp)))
2320         (wl-folder-jump-to-current-entity) ;; close it
2321         ))
2322     (wl-folder-move-path id)
2323     (recenter)))
2324
2325 (defun wl-folder-open-all-unread-folder (&optional arg)
2326   (interactive "P")
2327   (let ((id (progn
2328               (wl-folder-prev-entity-skip-invalid t)
2329               (wl-folder-get-entity-from-buffer t))))
2330     (wl-folder-open-unread-folder wl-folder-entity)
2331     (if (not arg)
2332         (wl-folder-move-path id)
2333       (goto-char (point-min))
2334       (wl-folder-next-unread t))))
2335
2336 (defun wl-folder-open-folder (&optional fld-name)
2337   (interactive)
2338   (if (not fld-name)
2339       (setq fld-name (wl-summary-read-folder wl-default-folder)))
2340   (let* ((id (wl-folder-get-entity-id
2341               (wl-folder-search-entity-by-name fld-name wl-folder-entity
2342                                                'folder)))
2343          (path (and id (wl-folder-get-path wl-folder-entity id))))
2344       (if path
2345           (wl-folder-open-folder-sub path))))
2346
2347 (defun wl-folder-open-folder-sub (path)
2348   (let ((inhibit-read-only t)
2349         (buffer-read-only nil)
2350         indent name entity
2351         err)
2352     (save-excursion
2353       (goto-char (point-min))
2354       (while (and path
2355                   (wl-folder-buffer-search-group
2356                    (wl-folder-get-petname
2357                     (if (stringp (car path))
2358                         (car path)
2359                       (wl-folder-get-folder-name-by-id
2360                        (car path))))))
2361         (beginning-of-line)
2362         (setq path (cdr path))
2363         (if (and (looking-at wl-folder-group-regexp)
2364                  (string= "+" (wl-match-buffer 2)));; closed group
2365             (save-excursion
2366               (setq indent (wl-match-buffer 1))
2367               (setq name (wl-folder-get-realname (wl-match-buffer 3)))
2368               (setq entity (wl-folder-search-group-entity-by-name
2369                             name
2370                             wl-folder-entity))
2371               ;; insert as opened
2372               (setcdr (assoc (car entity) wl-folder-group-alist) t)
2373               (if (eq 'access (cadr entity))
2374                   (wl-folder-maybe-load-folder-list entity))
2375               (wl-folder-insert-entity indent entity)
2376               (delete-region (save-excursion (beginning-of-line)
2377                                              (point))
2378                              (save-excursion (end-of-line)
2379                                              (+ 1 (point)))))))
2380       (set-buffer-modified-p nil))))
2381
2382 (defun wl-folder-open-all-pre ()
2383   (let ((entities (list wl-folder-entity))
2384         entity entity-stack group-entry)
2385     (while entities
2386       (setq entity (wl-pop entities))
2387       (cond
2388        ((consp entity)
2389         (unless (or (not (setq group-entry
2390                                (assoc (car entity) wl-folder-group-alist)))
2391                     (cdr group-entry))
2392           (setcdr group-entry t)
2393           (when (eq 'access (cadr entity))
2394             (wl-folder-maybe-load-folder-list entity)))
2395         (and entities
2396              (wl-push entities entity-stack))
2397         (setq entities (nth 2 entity))))
2398       (unless entities
2399         (setq entities (wl-pop entity-stack))))))
2400
2401 (defun wl-folder-open-all (&optional refresh)
2402   (interactive "P")
2403   (let* ((inhibit-read-only t)
2404          (buffer-read-only nil)
2405          (len (length wl-folder-group-alist))
2406          (i 0)
2407          indent name entity)
2408     (if refresh
2409         (let ((id (progn
2410                     (wl-folder-prev-entity-skip-invalid t)
2411                     (wl-folder-get-entity-from-buffer t)))
2412               (alist wl-folder-group-alist))
2413           (while alist
2414             (setcdr (pop alist) t))
2415           (erase-buffer)
2416           (wl-folder-insert-entity " " wl-folder-entity)
2417           (wl-folder-move-path id))
2418       (message "Opening all folders...")
2419       (wl-folder-open-all-pre)
2420       (save-excursion
2421         (goto-char (point-min))
2422         (while (re-search-forward
2423                 "^\\([ ]*\\)\\[\\([+]\\)\\]\\(.+\\):[-0-9-]+/[0-9-]+/[0-9-]+\n"
2424                 nil t)
2425           (setq indent (wl-match-buffer 1))
2426           (setq name (wl-folder-get-realname (wl-match-buffer 3)))
2427           (setq entity (wl-folder-search-group-entity-by-name
2428                         name
2429                         wl-folder-entity))
2430           ;; insert as opened
2431           (setcdr (assoc (car entity) wl-folder-group-alist) t)
2432           (forward-line -1)
2433           (wl-folder-insert-entity indent entity)
2434           (delete-region (save-excursion (beginning-of-line)
2435                                          (point))
2436                          (save-excursion (end-of-line)
2437                                          (+ 1 (point))))
2438           (when (> len elmo-display-progress-threshold)
2439             (setq i (1+ i))
2440             (if (or (zerop (% i 5)) (= i len))
2441                 (elmo-display-progress
2442                  'wl-folder-open-all "Opening all folders..."
2443                  (/ (* i 100) len)))))
2444         (when (> len elmo-display-progress-threshold)
2445           (elmo-display-progress
2446            'wl-folder-open-all "Opening all folders..." 100))))
2447     (message "Opening all folders...done")
2448     (set-buffer-modified-p nil)))
2449
2450 (defun wl-folder-close-all ()
2451   (interactive)
2452   (let ((inhibit-read-only t)
2453         (buffer-read-only nil)
2454         (alist wl-folder-group-alist)
2455         (id (progn
2456               (wl-folder-prev-entity-skip-invalid t)
2457               (wl-folder-get-entity-from-buffer t))))
2458     (while alist
2459       (setcdr (car alist) nil)
2460       (setq alist (cdr alist)))
2461     (setcdr (assoc (car wl-folder-entity) wl-folder-group-alist) t)
2462     (erase-buffer)
2463     (wl-folder-insert-entity " " wl-folder-entity)
2464     (wl-folder-move-path id)
2465     (recenter)
2466     (set-buffer-modified-p nil)))
2467
2468 (defun wl-folder-open-close ()
2469   "Open or close parent entity."
2470   (interactive)
2471   (save-excursion
2472     (beginning-of-line)
2473     (if (wl-folder-buffer-group-p)
2474         ;; if group (whether opend or closed.)
2475         (wl-folder-jump-to-current-entity)
2476       ;; if folder
2477       (let (indent)
2478         (setq indent (save-excursion
2479                        (re-search-forward "\\([ ]*\\)." nil t)
2480                        (wl-match-buffer 1)))
2481         (while (looking-at indent)
2482           (forward-line -1)))
2483       (wl-folder-jump-to-current-entity))))
2484
2485 (defsubst wl-folder-access-subscribe-p (group folder)
2486   (let (subscr regexp match)
2487     (if (setq subscr (wl-get-assoc-list-value
2488                       wl-folder-access-subscribe-alist
2489                       group))
2490         (progn
2491           (setq regexp (mapconcat 'identity (cdr subscr) "\\|"))
2492           (setq match (string-match regexp folder))
2493           (if (car subscr)
2494               match
2495             (not match)))
2496       t)))
2497
2498 (defun wl-folder-update-access-group (entity new-flist)
2499   (let* ((flist (nth 2 entity))
2500          (unsubscribes (nth 3 entity))
2501          (len (+ (length flist) (length unsubscribes)))
2502          (i 0)
2503          diff new-unsubscribes removes
2504          subscribed-list folder group entry)
2505     ;; check subscribed groups
2506     (while flist
2507       (cond
2508        ((listp (car flist))     ;; group
2509         (setq group (elmo-string (caar flist)))
2510         (cond
2511          ((assoc group new-flist)       ;; found in new-flist
2512           (setq new-flist (delete (assoc group new-flist)
2513                                   new-flist))
2514           (if (wl-folder-access-subscribe-p (car entity) group)
2515               (wl-append subscribed-list (list (car flist)))
2516             (wl-append new-unsubscribes (list (car flist)))
2517             (setq diff t)))
2518          (t
2519           (setq wl-folder-group-alist
2520                 (delete (wl-string-assoc group wl-folder-group-alist)
2521                         wl-folder-group-alist))
2522           (wl-append removes (list (list group))))))
2523        (t                       ;; folder
2524         (setq folder (elmo-string (car flist)))
2525         (cond
2526          ((member folder new-flist)     ;; found in new-flist
2527           (setq new-flist (delete folder new-flist))
2528           (if (wl-folder-access-subscribe-p (car entity) folder)
2529               (wl-append subscribed-list (list (car flist)))
2530             (wl-append new-unsubscribes (list folder))
2531             (setq diff t)))
2532          (t
2533           (wl-append removes (list folder))))))
2534       (when (> len elmo-display-progress-threshold)
2535         (setq i (1+ i))
2536         (if (or (zerop (% i 10)) (= i len))
2537             (elmo-display-progress
2538              'wl-folder-update-access-group "Updating access group..."
2539              (/ (* i 100) len))))
2540       (setq flist (cdr flist)))
2541     ;; check unsubscribed groups
2542     (while unsubscribes
2543       (cond
2544        ((listp (car unsubscribes))
2545         (when (setq entry (assoc (caar unsubscribes) new-flist))
2546           (setq new-flist (delete entry new-flist))
2547           (wl-append new-unsubscribes (list (car unsubscribes)))))
2548        (t
2549         (when (member (car unsubscribes) new-flist)
2550           (setq new-flist (delete (car unsubscribes) new-flist))
2551           (wl-append new-unsubscribes (list (car unsubscribes))))))
2552       (when (> len elmo-display-progress-threshold)
2553         (setq i (1+ i))
2554         (if (or (zerop (% i 10)) (= i len))
2555             (elmo-display-progress
2556              'wl-folder-update-access-group "Updating access group..."
2557              (/ (* i 100) len))))
2558       (setq unsubscribes (cdr unsubscribes)))
2559     ;;
2560     (if (or new-flist removes)
2561         (setq diff t))
2562     (setq new-flist
2563           (mapcar '(lambda (x)
2564                      (cond ((consp x) (list (car x) 'access))
2565                            (t x)))
2566                   new-flist))
2567     ;; check new groups
2568     (let ((new-list new-flist))
2569       (while new-list
2570         (if (not (wl-folder-access-subscribe-p
2571                   (car entity)
2572                   (if (listp (car new-list))
2573                       (caar new-list)
2574                     (car new-list))))
2575             ;; auto unsubscribe
2576             (progn
2577               (wl-append new-unsubscribes (list (car new-list)))
2578               (setq new-flist (delete (car new-list) new-flist)))
2579           (cond
2580            ((listp (car new-list))
2581             ;; check group exists
2582             (if (wl-string-assoc (caar new-list) wl-folder-group-alist)
2583                 (progn
2584                   (message "%s: group already exists." (caar new-list))
2585                   (sit-for 1)
2586                   (wl-append new-unsubscribes (list (car new-list)))
2587                   (setq new-flist (delete (car new-list) new-flist)))
2588               (wl-append wl-folder-group-alist
2589                          (list (cons (caar new-list) nil)))))))
2590         (setq new-list (cdr new-list))))
2591     (if new-flist
2592         (message "%d new folder(s)." (length new-flist))
2593       (message "Updating access group...done"))
2594     (wl-append new-flist subscribed-list)       ;; new is first
2595     (run-hooks 'wl-folder-update-access-group-hook)
2596     (setcdr (cdr entity) (list new-flist new-unsubscribes))
2597     (list diff new-flist new-unsubscribes removes)))
2598
2599 (defun wl-folder-prefetch-entity (entity)
2600   "Prefetch all new messages in the ENTITY."
2601   (cond
2602    ((consp entity)
2603     (let ((flist (nth 2 entity))
2604           (sum-done 0)
2605           (sum-all 0)
2606           result)
2607       (while flist
2608         (setq result (wl-folder-prefetch-entity (car flist)))
2609         (setq sum-done (+ sum-done (car result)))
2610         (setq sum-all (+ sum-all (cdr result)))
2611         (setq flist (cdr flist)))
2612       (message "Prefetched %d/%d message(s) in \"%s\"."
2613                sum-done sum-all
2614                (wl-folder-get-petname (car entity)))
2615       (cons sum-done sum-all)))
2616    ((stringp entity)
2617     (let ((nums (wl-folder-get-entity-info entity))
2618           (wl-summary-highlight (if (or (wl-summary-sticky-p entity)
2619                                         (wl-summary-always-sticky-folder-p
2620                                          entity))
2621                                     wl-summary-highlight))
2622           wl-summary-exit-next-move
2623           wl-auto-select-first ret-val
2624           count)
2625       (setq count (or (car nums) 0))
2626       (setq count (+ count (wl-folder-count-incorporates entity)))
2627       (if (or (null (car nums)) ; unknown
2628               (< 0 count))
2629           (save-window-excursion
2630             (save-excursion
2631               (let ((wl-summary-buffer-name (concat
2632                                              wl-summary-buffer-name
2633                                              (symbol-name this-command))))
2634                 (wl-summary-goto-folder-subr entity
2635                                              (wl-summary-get-sync-range entity)
2636                                              nil)
2637                 (setq ret-val (wl-summary-incorporate))
2638                 (wl-summary-exit)
2639                 ret-val)))
2640         (cons 0 0))))))
2641
2642 (defun wl-folder-count-incorporates (folder)
2643   (let ((marks (elmo-msgdb-mark-load
2644                 (elmo-folder-msgdb-path
2645                  (wl-folder-get-elmo-folder folder))))
2646         (sum 0))
2647     (while marks
2648       (if (member (cadr (car marks))
2649                   wl-summary-incorporate-marks)
2650           (incf sum))
2651       (setq marks (cdr marks)))
2652     sum))
2653
2654 (defun wl-folder-prefetch-current-entity (&optional no-check)
2655   "Prefetch all uncached messages in the folder at position.
2656 If current line is group folder, all subfolders are prefetched."
2657   (interactive "P")
2658   (save-excursion
2659     (let ((entity-name (wl-folder-get-entity-from-buffer))
2660           (group (wl-folder-buffer-group-p))
2661           wl-folder-check-entity-hook
2662           summary-buf entity)
2663       (when entity-name
2664         (setq entity
2665               (if group
2666                   (wl-folder-search-group-entity-by-name entity-name
2667                                                          wl-folder-entity)
2668                 entity-name))
2669         (if (not no-check)
2670             (wl-folder-check-entity entity))
2671         (wl-folder-prefetch-entity entity)))))
2672
2673 ;(defun wl-folder-drop-unsync-entity (entity)
2674 ;  "Drop all unsync messages in the ENTITY."
2675 ;  (cond
2676 ;   ((consp entity)
2677 ;    (let ((flist (nth 2 entity)))
2678 ;      (while flist
2679 ;       (wl-folder-drop-unsync-entity (car flist))
2680 ;       (setq flist (cdr flist)))))
2681 ;   ((stringp entity)
2682 ;    (let ((nums (wl-folder-get-entity-info entity))
2683 ;         wl-summary-highlight wl-auto-select-first new)
2684 ;      (setq new (or (car nums) 0))
2685 ;      (if (< 0 new)
2686 ;         (save-window-excursion
2687 ;           (save-excursion
2688 ;             (let ((wl-summary-buffer-name (concat
2689 ;                                            wl-summary-buffer-name
2690 ;                                            (symbol-name this-command))))
2691 ;               (wl-summary-goto-folder-subr entity 'no-sync nil)
2692 ;               (wl-summary-drop-unsync)
2693 ;               (wl-summary-exit)))))))))
2694
2695 ;(defun wl-folder-drop-unsync-current-entity (&optional force-check)
2696 ;  "Drop all unsync messages in the folder at position.
2697 ;If current line is group folder, all subfolders are dropped.
2698 ;If optional arg exists, don't check any folders."
2699 ;  (interactive "P")
2700 ;  (save-excursion
2701 ;    (let ((entity-name (wl-folder-get-entity-from-buffer))
2702 ;         (group (wl-folder-buffer-group-p))
2703 ;         wl-folder-check-entity-hook
2704 ;         summary-buf entity)
2705 ;      (when (and entity-name
2706 ;                (y-or-n-p (format
2707 ;                           "Drop all unsync messages in %s?" entity-name)))
2708 ;       (setq entity
2709 ;             (if group
2710 ;                 (wl-folder-search-group-entity-by-name entity-name
2711 ;                                                        wl-folder-entity)
2712 ;               entity-name))
2713 ;       (if (null force-check)
2714 ;           (wl-folder-check-entity entity))
2715 ;       (wl-folder-drop-unsync-entity entity)
2716 ;       (message "All unsync messages in %s are dropped!" entity-name)))))
2717
2718 (defun wl-folder-write-current-folder ()
2719   ""
2720   (interactive)
2721   (unless (wl-folder-buffer-group-p)
2722     (wl-summary-write-current-folder (wl-folder-entity-name))))
2723
2724 (defun wl-folder-mimic-kill-buffer ()
2725   "Kill the current (Folder) buffer with query."
2726   (interactive)
2727   (let ((bufname (read-buffer (format "Kill buffer: (default %s) "
2728                                       (buffer-name))))
2729         wl-interactive-exit)
2730     (if (or (not bufname)
2731             (string-equal bufname "")
2732             (string-equal bufname (buffer-name)))
2733         (wl-exit)
2734       (kill-buffer bufname))))
2735
2736 (defun wl-folder-create-subr (folder)
2737   (if (not (elmo-folder-creatable-p folder))
2738       (error "Folder %s is not found" (elmo-folder-name-internal folder))
2739     (if (y-or-n-p
2740          (format "Folder %s does not exist, create it?"
2741                  (elmo-folder-name-internal folder)))
2742         (progn
2743           (setq wl-folder-entity-hashtb
2744                 (wl-folder-create-entity-hashtb
2745                  (elmo-folder-name-internal folder)
2746                  wl-folder-entity-hashtb))
2747           (unless (elmo-folder-create folder)
2748             (error "Create folder failed")))
2749       (error "Folder %s is not created" (elmo-folder-name-internal folder)))))
2750
2751 (defun wl-folder-confirm-existence (folder &optional force)
2752   (if force
2753       (unless (elmo-folder-exists-p folder)
2754         (wl-folder-create-subr folder))
2755     (unless (or (wl-folder-entity-exists-p (elmo-folder-name-internal folder))
2756                 (file-exists-p (elmo-folder-msgdb-path folder))
2757                 (elmo-folder-exists-p folder))
2758       (wl-folder-create-subr folder))))
2759
2760 (require 'product)
2761 (product-provide (provide 'wl-folder) (require 'wl-version))
2762
2763 ;;; wl-folder.el ends here