wl/wl-folder.el

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