wl/wl-summary.el

   1 ;;; wl-summary.el --- Summary 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 ;; Copyright (C) 1999,2000      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
   6 ;; Copyright (C) 1999,2000      Kenichi OKADA <okada@opaopa.org>
   7
   8 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   9 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
  10 ;;      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
  11 ;;      Kenichi OKADA <okada@opaopa.org>
  12 ;; Keywords: mail, net news
  13
  14 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  15
  16 ;; This program is free software; you can redistribute it and/or modify
  17 ;; it under the terms of the GNU General Public License as published by
  18 ;; the Free Software Foundation; either version 2, or (at your option)
  19 ;; any later version.
  20 ;;
  21 ;; This program is distributed in the hope that it will be useful,
  22 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 ;; GNU General Public License for more details.
  25 ;;
  26 ;; You should have received a copy of the GNU General Public License
  27 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  28 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  29 ;; Boston, MA 02111-1307, USA.
  30 ;;
  31
  32 ;;; Commentary:
  33 ;;
  34
  35 ;;; Code:
  36 ;;
  37
  38 (require 'elmo)
  39 (require 'elmo-multi)
  40 (require 'wl-message)
  41 (require 'wl-vars)
  42 (require 'wl-highlight)
  43 (require 'wl-refile)
  44 (require 'wl-util)
  45 (condition-case nil (require 'timezone) (error nil))
  46 (condition-case nil (require 'easymenu) (error nil))
  47 (require 'elmo-date)
  48 (condition-case nil (require 'ps-print) (error nil))
  49
  50 (eval-when-compile
  51   (require 'cl)
  52   (condition-case () (require 'timer) (error nil))
  53   (defalias-maybe 'ps-print-buffer-with-faces 'ignore)
  54   (defalias-maybe 'elmo-database-msgid-put 'ignore)
  55   (defalias-maybe 'elmo-database-close 'ignore)
  56   (defalias-maybe 'elmo-database-msgid-get 'ignore)
  57   (defalias-maybe 'run-with-idle-timer 'ignore)
  58   (defalias-maybe 'ps-print-preprint 'ignore))
  59
  60 (defvar dragdrop-drop-functions)
  61 (defvar scrollbar-height)
  62 (defvar mail-reply-buffer)
  63
  64 (defvar wl-summary-buffer-name "Summary")
  65 (defvar wl-summary-mode-map nil)
  66 (defvar wl-current-summary-buffer nil)
  67
  68 (defvar wl-summary-buffer-elmo-folder nil)
  69
  70 (defmacro wl-summary-buffer-folder-name ()
  71   (` (and wl-summary-buffer-elmo-folder
  72           (elmo-folder-name-internal wl-summary-buffer-elmo-folder))))
  73
  74 (defmacro wl-summary-buffer-msgdb ()
  75   (` (and wl-summary-buffer-elmo-folder
  76           (elmo-folder-msgdb wl-summary-buffer-elmo-folder))))
  77
  78 (defvar wl-summary-buffer-disp-msg    nil)
  79 (defvar wl-summary-buffer-disp-folder nil)
  80 (defvar wl-summary-buffer-refile-list nil)
  81 (defvar wl-summary-buffer-delete-list nil)
  82 (defvar wl-summary-buffer-last-displayed-msg nil)
  83 (defvar wl-summary-buffer-current-msg nil)
  84 (defvar wl-summary-buffer-unread-count 0)
  85 (defvar wl-summary-buffer-new-count    0)
  86 (defvar wl-summary-buffer-mime-charset  nil)
  87 (defvar wl-summary-buffer-weekday-name-lang  nil)
  88 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  89 (defvar wl-summary-buffer-view nil)
  90 (defvar wl-summary-buffer-message-modified nil)
  91 (defvar wl-summary-buffer-mark-modified nil)
  92 (defvar wl-summary-buffer-thread-modified nil)
  93
  94 (defvar wl-summary-buffer-number-column nil)
  95 (defvar wl-summary-buffer-temp-mark-column nil)
  96 (defvar wl-summary-buffer-persistent-mark-column nil)
  97
  98 (defvar wl-summary-buffer-persistent nil)
  99 (defvar wl-summary-buffer-thread-nodes nil)
 100 (defvar wl-summary-buffer-target-mark-list nil)
 101 (defvar wl-summary-buffer-copy-list nil)
 102 (defvar wl-summary-buffer-prev-refile-destination nil)
 103 (defvar wl-summary-buffer-prev-copy-destination nil)
 104 (defvar wl-summary-buffer-saved-message nil)
 105 (defvar wl-summary-buffer-prev-folder-function nil)
 106 (defvar wl-summary-buffer-next-folder-function nil)
 107 (defvar wl-summary-buffer-exit-function nil)
 108 (defvar wl-summary-buffer-next-message-function nil)
 109 (defvar wl-summary-buffer-number-list nil)
 110 (defvar wl-summary-buffer-msgdb nil)
 111 (defvar wl-summary-buffer-folder-name nil)
 112 (defvar wl-summary-buffer-line-formatter nil)
 113 (defvar wl-summary-buffer-line-format nil)
 114 (defvar wl-summary-buffer-mode-line-formatter nil)
 115 (defvar wl-summary-buffer-mode-line nil)
 116
 117 (defvar wl-thread-indent-level-internal nil)
 118 (defvar wl-thread-have-younger-brother-str-internal nil)
 119 (defvar wl-thread-youngest-child-str-internal nil)
 120 (defvar wl-thread-vertical-str-internal nil)
 121 (defvar wl-thread-horizontal-str-internal nil)
 122 (defvar wl-thread-space-str-internal nil)
 123 (defvar wl-summary-last-visited-folder nil)
 124 (defvar wl-read-folder-hist nil)
 125 (defvar wl-summary-scored nil)
 126 (defvar wl-crosspost-alist-modified nil)
 127 (defvar wl-summary-alike-hashtb nil)
 128 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 129 (defvar wl-summary-delayed-update nil)
 130 (defvar wl-summary-search-buf-folder-name nil)
 131
 132 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 133
 134 (defvar wl-summary-shell-command-last "")
 135
 136 (defvar wl-ps-preprint-hook nil)
 137 (defvar wl-ps-print-hook nil)
 138
 139 (make-variable-buffer-local 'wl-summary-buffer-elmo-folder)
 140 (make-variable-buffer-local 'wl-summary-search-buf-folder-name)
 141 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 142 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 143 (make-variable-buffer-local 'wl-summary-buffer-refile-list)
 144 (make-variable-buffer-local 'wl-summary-buffer-copy-list)
 145 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 146 (make-variable-buffer-local 'wl-summary-buffer-delete-list)
 147 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 148 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 149 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 150 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 151 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 152 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 153 (make-variable-buffer-local 'wl-summary-buffer-view)
 154 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 155 (make-variable-buffer-local 'wl-summary-buffer-mark-modified)
 156 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 157 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 158 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-column)
 159 (make-variable-buffer-local 'wl-summary-buffer-persistent-mark-column)
 160 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 161 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 162 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 163 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 164 (make-variable-buffer-local 'wl-summary-scored)
 165 (make-variable-buffer-local 'wl-summary-default-score)
 166 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 167 (make-variable-buffer-local 'wl-summary-important-above)
 168 (make-variable-buffer-local 'wl-summary-target-above)
 169 (make-variable-buffer-local 'wl-summary-mark-below)
 170 (make-variable-buffer-local 'wl-summary-expunge-below)
 171 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 172 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 173 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 174 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 175 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 176 (make-variable-buffer-local 'wl-thread-space-str-internal)
 177 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-function)
 178 (make-variable-buffer-local 'wl-summary-buffer-next-folder-function)
 179 (make-variable-buffer-local 'wl-summary-buffer-exit-function)
 180 (make-variable-buffer-local 'wl-summary-buffer-next-message-function)
 181 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 182 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 183 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 184 (make-variable-buffer-local 'wl-summary-buffer-line-formatter)
 185 (make-variable-buffer-local 'wl-summary-buffer-line-format)
 186 (make-variable-buffer-local 'wl-summary-buffer-mode-line-formatter)
 187 (make-variable-buffer-local 'wl-summary-buffer-mode-line)
 188
 189 (defvar wl-datevec)
 190 (defvar wl-thr-indent-string)
 191 (defvar wl-thr-children-number)
 192 (defvar wl-thr-linked)
 193 (defvar wl-message-entity)
 194 (defvar wl-parent-message-entity)
 195 (defvar wl-temp-mark)
 196 (defvar wl-persistent-mark)
 197
 198 ;; internal functions (dummy)
 199 (unless (fboundp 'wl-summary-append-message-func-internal)
 200   (defun wl-summary-append-message-func-internal (entity msgdb update
 201                                                          &optional force-insert)))
 202
 203 (defmacro wl-summary-sticky-buffer-name (name)
 204   (` (concat wl-summary-buffer-name ":" (, name))))
 205
 206 (defun wl-summary-default-subject (subject-string)
 207   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 208       (substring subject-string (match-end 0))
 209     subject-string))
 210
 211 (defun wl-summary-default-from (from)
 212   (let (retval tos ng)
 213     (unless
 214         (and (eq major-mode 'wl-summary-mode)
 215              (stringp wl-summary-showto-folder-regexp)
 216              (string-match wl-summary-showto-folder-regexp
 217                            (wl-summary-buffer-folder-name))
 218              (wl-address-user-mail-address-p from)
 219              (cond
 220               ((and (setq tos (elmo-msgdb-overview-entity-get-to
 221                                wl-message-entity))
 222                     (not (string= "" tos)))
 223                (setq retval
 224                      (concat "To:"
 225                              (mapconcat
 226                               (function
 227                                (lambda (to)
 228                                  (eword-decode-string
 229                                   (if wl-use-petname
 230                                       (or
 231                                        (funcall
 232                                         wl-summary-get-petname-function to)
 233                                        (car
 234                                         (std11-extract-address-components to))
 235                                        to)
 236                                     to))))
 237                               (wl-parse-addresses tos)
 238                               ","))))
 239               ((setq ng (elmo-msgdb-overview-entity-get-extra-field
 240                          wl-message-entity "newsgroups"))
 241                (setq retval (concat "Ng:" ng)))))
 242       (if wl-use-petname
 243           (setq retval (or (funcall wl-summary-get-petname-function from)
 244                            (car (std11-extract-address-components from))
 245                            from))
 246         (setq retval from)))
 247     retval))
 248
 249 (defun wl-summary-simple-from (string)
 250   (if wl-use-petname
 251       (or (funcall wl-summary-get-petname-function string)
 252           (car (std11-extract-address-components string))
 253           string)
 254     string))
 255
 256 (defvar wl-summary-sort-specs '(number date subject from list-info))
 257 (defvar wl-summary-default-sort-spec 'date)
 258
 259 (defvar wl-summary-mode-menu-spec
 260   '("Summary"
 261     ["Read" wl-summary-read t]
 262     ["Prev page" wl-summary-prev-page t]
 263     ["Next page" wl-summary-next-page t]
 264     ["Top"       wl-summary-display-top t]
 265     ["Bottom"    wl-summary-display-bottom t]
 266     ["Prev"      wl-summary-prev t]
 267     ["Next"      wl-summary-next t]
 268     ["Up"        wl-summary-up t]
 269     ["Down"      wl-summary-down t]
 270     ["Parent message" wl-summary-jump-to-parent-message t]
 271     "----"
 272     ["Sync"            wl-summary-sync t]
 273     ["Execute"         wl-summary-exec t]
 274     ["Go to other folder" wl-summary-goto-folder t]
 275     ["Pick" wl-summary-pick t]
 276     ["Mark as read all" wl-summary-mark-as-read-all t]
 277     ["Unmark all"      wl-summary-unmark-all t]
 278     ["Toggle display message" wl-summary-toggle-disp-msg t]
 279     ["Display folder" wl-summary-toggle-disp-folder t]
 280     ["Toggle threading" wl-summary-toggle-thread t]
 281     ["Stick" wl-summary-stick t]
 282     ("Sort"
 283      ["By Number" wl-summary-sort-by-number t]
 284      ["By Date" wl-summary-sort-by-date t]
 285      ["By From" wl-summary-sort-by-from t]
 286      ["By Subject" wl-summary-sort-by-subject t]
 287      ["By List Info" wl-summary-sort-by-list-info t])
 288     "----"
 289     ("Message Operation"
 290      ["Mark as read"    wl-summary-mark-as-read t]
 291      ["Mark as important" wl-summary-mark-as-important t]
 292      ["Mark as unread"   wl-summary-mark-as-unread t]
 293      ["Set delete mark" wl-summary-delete t]
 294      ["Set refile mark" wl-summary-refile t]
 295      ["Set copy mark"   wl-summary-copy t]
 296      ["Prefetch"        wl-summary-prefetch t]
 297      ["Set target mark" wl-summary-target-mark t]
 298      ["Unmark"          wl-summary-unmark t]
 299      ["Save"            wl-summary-save t]
 300      ["Cancel posted news" wl-summary-cancel-message t]
 301      ["Supersedes message" wl-summary-supersedes-message t]
 302      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 303      ["Resend message" wl-summary-resend-message t]
 304      ["Enter the message" wl-summary-jump-to-current-message t]
 305      ["Pipe message" wl-summary-pipe-message t]
 306      ["Print message" wl-summary-print-message t])
 307     ("Thread Operation"
 308      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 309      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 310      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 311      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 312      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 313      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 314      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 315      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 316      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 317      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 318      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 319      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 320      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 321      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 322     ("Region Operation"
 323      ["Mark as read" wl-summary-mark-as-read-region t]
 324      ["Mark as important" wl-summary-mark-as-important-region t]
 325      ["Mark as unread" wl-summary-mark-as-unread-region t]
 326      ["Set delete mark" wl-summary-delete-region t]
 327      ["Set refile mark" wl-summary-refile-region t]
 328      ["Set copy mark" wl-summary-copy-region t]
 329      ["Prefetch" wl-summary-prefetch-region t]
 330      ["Set target mark" wl-summary-target-mark-region t]
 331      ["Unmark" wl-summary-unmark-region t]
 332      ["Save" wl-summary-save-region t]
 333      ["Execute" wl-summary-exec-region t])
 334     ("Mark Operation"
 335      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 336      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 337      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 338      ["Set delete mark" wl-summary-target-mark-delete t]
 339      ["Set refile mark" wl-summary-target-mark-refile t]
 340      ["Set copy mark" wl-summary-target-mark-copy t]
 341      ["Prefetch" wl-summary-target-mark-prefetch t]
 342      ["Save" wl-summary-target-mark-save t]
 343      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 344      ["Forward" wl-summary-target-mark-forward t]
 345      ["uudecode" wl-summary-target-mark-uudecode t])
 346     ("Score Operation"
 347      ["Switch current score file" wl-score-change-score-file t]
 348      ["Edit current score file" wl-score-edit-current-scores t]
 349      ["Edit score file" wl-score-edit-file t]
 350      ["Set mark below" wl-score-set-mark-below t]
 351      ["Set expunge below" wl-score-set-expunge-below t]
 352      ["Rescore buffer" wl-summary-rescore t]
 353      ["Increase score" wl-summary-increase-score t]
 354      ["Lower score" wl-summary-lower-score t])
 355     "----"
 356     ("Writing Messages"
 357      ["Write a message" wl-summary-write t]
 358      ["Write for current folder" wl-summary-write-current-folder t]
 359      ["Reply" wl-summary-reply t]
 360      ["Reply with citation" wl-summary-reply-with-citation t]
 361      ["Forward" wl-summary-forward t])
 362     "----"
 363     ["Toggle Plug Status" wl-toggle-plugged t]
 364     ["Change Plug Status" wl-plugged-change t]
 365     "----"
 366     ["Exit Current Folder" wl-summary-exit t]))
 367
 368 (if wl-on-xemacs
 369     (defun wl-summary-setup-mouse ()
 370       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 371       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 372       (define-key wl-summary-mode-map [(shift button4)]
 373         'wl-summary-up)
 374       (define-key wl-summary-mode-map [(shift button5)]
 375         'wl-summary-down)
 376       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 377   (defun wl-summary-setup-mouse ()
 378     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 379     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 380     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 381     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 382     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 383
 384 (if wl-summary-mode-map
 385     ()
 386   (setq wl-summary-mode-map (make-sparse-keymap))
 387   (define-key wl-summary-mode-map " "    'wl-summary-read)
 388   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 389   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 390   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 391   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 392   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 393   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 394   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 395   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 396   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 397   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 398   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 399   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 400   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 401   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 402   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 403 ;  (define-key wl-summary-mode-map "D"    'wl-summary-drop-unsync)
 404
 405   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 406   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 407   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 408   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 409   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 410   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 411   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 412   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 413
 414   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 415   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 416   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 417   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 418   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 419   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 420   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 421   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 422   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 423   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 424   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 425   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 426   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 427   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 428   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 429   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 430   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 431   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 432   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 433   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 434   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 435
 436   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 437   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 438   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 439   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 440   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 441   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 442
 443   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 444   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 445   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 446   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 447
 448   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 449   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 450   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 451
 452   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 453   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 454   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 455
 456   ;; copy & paste.
 457   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 458   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 459
 460   ;; line commands
 461   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 462   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 463   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 464   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 465   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 466   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 467   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 468 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-prev-destination)
 469   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 470   (define-key wl-summary-mode-map "d"    'wl-summary-delete)
 471   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 472   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 473
 474   ;; thread commands
 475   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 476   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 477   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 478   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 479   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 480   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 481   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 482   (define-key wl-summary-mode-map "td" 'wl-thread-delete)
 483   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 484   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 485   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 486   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 487   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 488
 489   ;; target-mark commands
 490   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 491   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 492   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 493   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 494   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 495   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-delete)
 496   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 497   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 498   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 499   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 500   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 501   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 502   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 503   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 504   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 505   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 506   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 507   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 508
 509   ;; region commands
 510   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 511   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 512   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 513   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 514   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 515   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 516   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 517   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 518   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 519   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 520   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 521   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 522   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 523
 524   ;; score commands
 525   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 526   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 527   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 528   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 529   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 530   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 531   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 532   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 533   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 534   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 535
 536   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 537   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 538   ;;
 539   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 540   (wl-summary-setup-mouse)
 541   (easy-menu-define
 542    wl-summary-mode-menu
 543    wl-summary-mode-map
 544    "Menu used in Summary mode."
 545    wl-summary-mode-menu-spec))
 546
 547 (defun wl-status-update ()
 548   (interactive)
 549   (wl-address-init))
 550
 551 (defun wl-summary-display-top ()
 552   (interactive)
 553   (goto-char (point-min))
 554   (when wl-summary-lazy-highlight
 555     (wl-highlight-summary-window))
 556   (if wl-summary-buffer-disp-msg
 557       (wl-summary-redisplay)))
 558
 559 (defun wl-summary-display-bottom ()
 560   (interactive)
 561   (goto-char (point-max))
 562   (forward-line -1)
 563   (when wl-summary-lazy-highlight
 564     (wl-highlight-summary-window))
 565   (if wl-summary-buffer-disp-msg
 566       (wl-summary-redisplay)))
 567
 568 (defun wl-summary-count-unread ()
 569   (let ((pair
 570          (elmo-msgdb-count-marks (wl-summary-buffer-msgdb)
 571                                  wl-summary-new-mark
 572                                  (list wl-summary-unread-uncached-mark
 573                                        wl-summary-unread-cached-mark))))
 574     (if (eq major-mode 'wl-summary-mode)
 575         (setq wl-summary-buffer-new-count (car pair)
 576               wl-summary-buffer-unread-count (cdr pair)))
 577     pair))
 578
 579 (defun wl-summary-message-string (&optional use-cache)
 580   "Return full body string of current message.
 581 If optional USE-CACHE is non-nil, use cache if exists."
 582   (let ((number (wl-summary-message-number))
 583         (folder wl-summary-buffer-elmo-folder))
 584     (if (null number)
 585         (message "No message.")
 586       (elmo-set-work-buf
 587        (elmo-message-fetch folder
 588                            number
 589                            (elmo-make-fetch-strategy
 590                             'entire
 591                             use-cache ; use cache
 592                             nil ; save cache (should `t'?)
 593                             (and
 594                              use-cache
 595                              (elmo-file-cache-get-path
 596                               (elmo-message-field folder number 'message-id))))
 597                            nil
 598                            (current-buffer)
 599                            'unread)
 600        (buffer-string)))))
 601
 602 (defun wl-summary-reedit (&optional arg)
 603   "Re-edit current message.
 604 If ARG is non-nil, Supersedes message"
 605   (interactive "P")
 606   (if arg
 607       (wl-summary-supersedes-message)
 608     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 609         (if (wl-summary-message-number)
 610             (progn
 611               (wl-draft-reedit (wl-summary-message-number))
 612               (if (wl-message-news-p)
 613                   (mail-position-on-field "Newsgroups")
 614                 (mail-position-on-field "To"))
 615               (delete-other-windows)))
 616       (wl-draft-edit-string (wl-summary-message-string)))))
 617
 618 (defun wl-summary-resend-bounced-mail ()
 619   "Re-mail the current message.
 620 This only makes sense if the current message is a bounce message which
 621 contains some mail you have written but has been bounced back to
 622 you."
 623   (interactive)
 624   (save-excursion
 625     (wl-summary-set-message-buffer-or-redisplay)
 626     (set-buffer (wl-message-get-original-buffer))
 627     (goto-char (point-min))
 628     (let ((case-fold-search nil))
 629       (cond
 630        ((and
 631          (re-search-forward
 632           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 633          (not (bolp))
 634          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 635         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 636               start)
 637           (cond
 638            ((and (setq start (re-search-forward
 639                               (concat "^--" boundary "\n"
 640                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 641                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 642                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 643                                       "\\(.+\n\\)*\n") nil t))
 644                  (re-search-forward
 645                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 646             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 647            (t
 648             (message "Seems no message/rfc822 part.")))))
 649        ((let ((case-fold-search t))
 650           (re-search-forward wl-rejected-letter-start nil t))
 651         (skip-chars-forward " \t\n")
 652         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 653        (t
 654         (message "Does not appear to be a rejected letter."))))))
 655
 656 (defun wl-summary-resend-message (address)
 657   "Resend the current message to ADDRESS."
 658   (interactive "sResend message to: ")
 659   (if (or (null address) (string-match "^[ \t]*$" address))
 660       (message "No address specified.")
 661     (message "Resending message to %s..." address)
 662     (save-excursion
 663       (let ((original (wl-summary-get-original-buffer)))
 664         ;; We first set up a normal mail buffer.
 665         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 666         (buffer-disable-undo (current-buffer))
 667         (erase-buffer)
 668         (setq wl-sent-message-via nil)
 669         ;; Insert our usual headers.
 670         (wl-draft-insert-from-field)
 671         (wl-draft-insert-date-field)
 672         (insert "to: " address "\n")
 673         (goto-char (point-min))
 674         ;; Rename them all to "Resent-*".
 675         (while (re-search-forward "^[A-Za-z]" nil t)
 676           (forward-char -1)
 677           (insert "Resent-"))
 678         (widen)
 679         (forward-line)
 680         (delete-region (point) (point-max))
 681         (let ((beg  (point)))
 682           ;; Insert the message to be resent.
 683           (insert-buffer-substring original)
 684           (goto-char (point-min))
 685           (search-forward "\n\n")
 686           (forward-char -1)
 687           (save-restriction
 688             (narrow-to-region beg (point))
 689             (wl-draft-delete-fields wl-ignored-resent-headers)
 690             (goto-char (point-max)))
 691           (insert mail-header-separator)
 692           ;; Rename all old ("Previous-")Resent headers.
 693           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 694             (beginning-of-line)
 695             (insert "Previous-"))
 696           ;; Quote any "From " lines at the beginning.
 697           (goto-char beg)
 698           (when (looking-at "From ")
 699             (replace-match "X-From-Line: ")))
 700         ;; Send it.
 701         (wl-draft-dispatch-message)
 702         (kill-buffer (current-buffer)))
 703       (message "Resending message to %s...done" address))))
 704
 705 (defun wl-summary-detect-mark-position ()
 706   (let ((column wl-summary-buffer-number-column)
 707         (formatter wl-summary-buffer-line-formatter)
 708         (dummy-temp (char-to-string 200))
 709         (dummy-persistent (char-to-string 201))
 710         temp persistent)
 711     (with-temp-buffer
 712       (setq wl-summary-buffer-number-column column
 713             wl-summary-buffer-line-formatter formatter)
 714       (insert
 715        (wl-summary-create-line
 716         (elmo-msgdb-make-entity
 717          :number 10000
 718          :from "foo"
 719          :subject "bar"
 720          :size 100)
 721         nil
 722         dummy-temp
 723         dummy-persistent))
 724       (goto-char (point-min))
 725       (setq temp (save-excursion
 726                    (search-forward dummy-temp nil t)
 727                    (current-column))
 728             persistent (save-excursion
 729                          (search-forward dummy-persistent nil t)
 730                          (current-column))))
 731     (setq wl-summary-buffer-temp-mark-column temp
 732           wl-summary-buffer-persistent-mark-column persistent)))
 733
 734 (defun wl-summary-buffer-set-folder (folder)
 735   (if (stringp folder)
 736       (setq folder (wl-folder-get-elmo-folder folder)))
 737   (setq wl-summary-buffer-elmo-folder folder)
 738   (make-local-variable 'wl-message-buffer)
 739   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 740                                             wl-folder-mime-charset-alist
 741                                             (elmo-folder-name-internal folder))
 742                                            wl-mime-charset))
 743   (setq wl-summary-buffer-weekday-name-lang
 744         (or (wl-get-assoc-list-value
 745              wl-folder-weekday-name-lang-alist
 746              (elmo-folder-name-internal folder))
 747             wl-summary-weekday-name-lang))
 748   (setq wl-summary-buffer-thread-indent-set
 749         (wl-get-assoc-list-value
 750          wl-folder-thread-indent-set-alist
 751          (elmo-folder-name-internal folder)))
 752   (setq wl-summary-buffer-number-column
 753         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 754                                      (wl-summary-buffer-folder-name))
 755             wl-summary-default-number-column))
 756   (wl-line-formatter-setup
 757    wl-summary-buffer-line-formatter
 758    (setq wl-summary-buffer-line-format
 759          (or (wl-get-assoc-list-value
 760               wl-folder-summary-line-format-alist
 761               (elmo-folder-name-internal folder))
 762              wl-summary-line-format))
 763    wl-summary-line-format-spec-alist)
 764   (wl-line-formatter-setup
 765    wl-summary-buffer-mode-line-formatter
 766    wl-summary-mode-line-format
 767    wl-summary-mode-line-format-spec-alist)
 768   (wl-summary-detect-mark-position)
 769   (setq wl-summary-buffer-persistent
 770         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 771   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 772   ;; process duplicates.
 773   (elmo-folder-set-process-duplicates-internal
 774    folder (cdr (elmo-string-matched-assoc
 775                 (elmo-folder-name-internal folder)
 776                 wl-folder-process-duplicates-alist)))
 777   (setq
 778    wl-thread-indent-level-internal
 779    (or (nth 0 wl-summary-buffer-thread-indent-set)
 780        wl-thread-indent-level)
 781    wl-thread-have-younger-brother-str-internal
 782    (or (nth 1 wl-summary-buffer-thread-indent-set)
 783        wl-thread-have-younger-brother-str)
 784    wl-thread-youngest-child-str-internal
 785    (or (nth 2 wl-summary-buffer-thread-indent-set)
 786        wl-thread-youngest-child-str)
 787    wl-thread-vertical-str-internal
 788    (or (nth 3 wl-summary-buffer-thread-indent-set)
 789        wl-thread-vertical-str)
 790    wl-thread-horizontal-str-internal
 791    (or (nth 4 wl-summary-buffer-thread-indent-set)
 792        wl-thread-horizontal-str)
 793    wl-thread-space-str-internal
 794    (or (nth 5 wl-summary-buffer-thread-indent-set)
 795        wl-thread-space-str))
 796   (run-hooks 'wl-summary-buffer-set-folder-hook))
 797
 798 (defun wl-summary-mode ()
 799   "Major mode for reading threaded messages.
 800 See Info under Wanderlust for full documentation.
 801
 802 Special commands:
 803 \\{wl-summary-mode-map}
 804
 805 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 806   (interactive)
 807   (unless (interactive-p) (kill-all-local-variables))
 808   (setq major-mode 'wl-summary-mode)
 809   (setq mode-name "Summary")
 810   (use-local-map wl-summary-mode-map)
 811 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 812   (setq buffer-read-only t)
 813   (setq truncate-lines t)
 814 ;;;(make-local-variable 'tab-width)
 815 ;;;(setq tab-width 1)
 816   (buffer-disable-undo (current-buffer))
 817   (setq selective-display t
 818         selective-display-ellipses nil)
 819   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 820   (easy-menu-add wl-summary-mode-menu)
 821   (when wl-summary-lazy-highlight
 822     (if wl-on-xemacs
 823         (progn
 824           (make-local-variable 'pre-idle-hook)
 825           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 826       (make-local-variable 'window-scroll-functions)
 827       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 828   ;; This hook may contain the function `wl-setup-summary' for reasons
 829   ;; of system internal to accord facilities for the Emacs variants.
 830   (run-hooks 'wl-summary-mode-hook))
 831
 832 (defun wl-summary-overview-entity-compare-by-date (x y)
 833   "Compare entity X and Y by date."
 834   (condition-case nil
 835       (string<
 836        (timezone-make-date-sortable
 837         (elmo-msgdb-overview-entity-get-date x))
 838        (timezone-make-date-sortable
 839         (elmo-msgdb-overview-entity-get-date y)))
 840     (error))) ;; ignore error.
 841
 842 (defun wl-summary-overview-entity-compare-by-number (x y)
 843    "Compare entity X and Y by number."
 844   (<
 845    (elmo-msgdb-overview-entity-get-number x)
 846    (elmo-msgdb-overview-entity-get-number y)))
 847
 848 (defun wl-summary-overview-entity-compare-by-from (x y)
 849   "Compare entity X and Y by from."
 850   (string<
 851    (wl-address-header-extract-address
 852     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 853         wl-summary-no-from-message))
 854    (wl-address-header-extract-address
 855     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 856         wl-summary-no-from-message))))
 857
 858 (defun wl-summary-overview-entity-compare-by-subject (x y)
 859   "Compare entity X and Y by subject."
 860   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 861            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 862
 863 (defun wl-summary-get-list-info (entity)
 864   "Returns (\"ML-name\" . ML-count) of ENTITY."
 865   (let (sequence ml-name ml-count subject return-path)
 866     (setq sequence (elmo-msgdb-overview-entity-get-extra-field
 867                     entity "x-sequence")
 868           ml-name (or (elmo-msgdb-overview-entity-get-extra-field
 869                        entity "x-ml-name")
 870                       (and sequence
 871                            (car (split-string sequence " "))))
 872           ml-count (or (elmo-msgdb-overview-entity-get-extra-field
 873                         entity "x-mail-count")
 874                        (elmo-msgdb-overview-entity-get-extra-field
 875                         entity "x-ml-count")
 876                        (and sequence
 877                             (cadr (split-string sequence " ")))))
 878     (and (setq subject (elmo-msgdb-overview-entity-get-subject
 879                         entity))
 880          (setq subject (elmo-delete-char ?\n subject))
 881          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 882          (progn
 883            (or ml-name (setq ml-name (match-string 1 subject)))
 884            (or ml-count (setq ml-count (match-string 2 subject)))))
 885     (and (setq return-path
 886                (elmo-msgdb-overview-entity-get-extra-field
 887                 entity "return-path"))
 888          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 889          (progn
 890            (or ml-name (setq ml-name (match-string 1 return-path)))
 891            (or ml-count (setq ml-count (match-string 2 return-path)))))
 892     (cons (and ml-name (car (split-string ml-name " ")))
 893           (and ml-count (string-to-int ml-count)))))
 894
 895 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 896   "Compare entity X and Y by mailing-list info."
 897   (let* ((list-info-x (wl-summary-get-list-info x))
 898          (list-info-y (wl-summary-get-list-info y)))
 899     (if (equal list-info-x list-info-y)
 900         (wl-summary-overview-entity-compare-by-date x y)
 901       (if (string= (car list-info-x) (car list-info-y))
 902           (< (or (cdr list-info-x) 0)
 903              (or (cdr list-info-y) 0))
 904         (string< (car list-info-x) (car list-info-y))))))
 905
 906 (defun wl-summary-sort-by-date ()
 907   (interactive)
 908   (wl-summary-rescan "date"))
 909 (defun wl-summary-sort-by-number ()
 910   (interactive)
 911   (wl-summary-rescan "number"))
 912 (defun wl-summary-sort-by-subject ()
 913   (interactive)
 914   (wl-summary-rescan "subject"))
 915 (defun wl-summary-sort-by-from ()
 916   (interactive)
 917   (wl-summary-rescan "from"))
 918 (defun wl-summary-sort-by-list-info ()
 919   (interactive)
 920   (wl-summary-rescan "list-info"))
 921
 922 (defun wl-summary-rescan (&optional sort-by)
 923   "Rescan current folder without updating."
 924   (interactive)
 925   (let* ((cur-buf (current-buffer))
 926          (msgdb (wl-summary-buffer-msgdb))
 927          (overview (elmo-msgdb-get-overview msgdb))
 928          (number-alist (elmo-msgdb-get-number-alist msgdb))
 929          (elmo-mime-charset wl-summary-buffer-mime-charset)
 930          i percent num
 931          gc-message entity
 932          curp
 933          (inhibit-read-only t)
 934          (buffer-read-only nil)
 935          expunged)
 936     (fset 'wl-summary-append-message-func-internal
 937           (wl-summary-get-append-message-func))
 938     (erase-buffer)
 939     (message "Re-scanning...")
 940     (setq i 0)
 941     (setq num (length overview))
 942     (when sort-by
 943       (message "Sorting by %s..." sort-by)
 944       (setq overview
 945             (sort overview
 946                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 947                                   sort-by))))
 948       (message "Sorting by %s...done" sort-by)
 949       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 950                                overview))
 951     (setq curp overview)
 952     (set-buffer cur-buf)
 953     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 954     (setq wl-thread-entity-list nil)
 955     (setq wl-thread-entities nil)
 956     (setq wl-summary-buffer-number-list nil)
 957     (setq wl-summary-buffer-target-mark-list nil)
 958     (setq wl-summary-buffer-refile-list nil)
 959     (setq wl-summary-buffer-delete-list nil)
 960     (setq wl-summary-delayed-update nil)
 961     (elmo-kill-buffer wl-summary-search-buf-name)
 962     (while curp
 963       (setq entity (car curp))
 964       (wl-summary-append-message-func-internal entity msgdb nil)
 965       (setq curp (cdr curp))
 966       (when (> num elmo-display-progress-threshold)
 967         (setq i (+ i 1))
 968         (if (or (zerop (% i 5)) (= i num))
 969             (elmo-display-progress
 970              'wl-summary-rescan "Constructing summary structure..."
 971              (/ (* i 100) num)))))
 972     (when wl-summary-delayed-update
 973       (while wl-summary-delayed-update
 974         (message "Parent (%d) of message %d is no entity"
 975                  (caar wl-summary-delayed-update)
 976                  (elmo-msgdb-overview-entity-get-number
 977                   (cdar wl-summary-delayed-update)))
 978         (wl-summary-append-message-func-internal
 979          (cdar wl-summary-delayed-update) msgdb nil t)
 980         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 981     (message "Constructing summary structure...done")
 982     (set-buffer cur-buf)
 983     (if (eq wl-summary-buffer-view 'thread)
 984         (progn
 985           (message "Inserting thread...")
 986           (wl-thread-insert-top)
 987           (message "Inserting thread...done"))
 988       (wl-summary-make-number-list))
 989     (when wl-use-scoring
 990       (setq wl-summary-scored nil)
 991       (wl-summary-score-headers nil msgdb
 992                                 (wl-summary-rescore-msgs number-alist)
 993                                 t)
 994       (when (and wl-summary-scored
 995                  (setq expunged (wl-summary-score-update-all-lines)))
 996         (message "%d message(s) are expunged by scoring." (length expunged))))
 997     (wl-summary-set-message-modified)
 998     (wl-summary-count-unread)
 999     (wl-summary-update-modeline)
1000     (goto-char (point-max))
1001     (forward-line -1)
1002     (set-buffer-modified-p nil)))
1003
1004 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1005   (if (and next-entity
1006            wl-auto-select-next)
1007       (let (retval)
1008         (wl-summary-toggle-disp-msg 'off)
1009         (unwind-protect
1010             (setq retval
1011                   (wl-summary-goto-folder-subr next-entity
1012                                                'force-update
1013                                                nil
1014                                                nil ; not sticky
1015                                                t   ; interactive!
1016                                                ))
1017           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1018           (if (and (eq retval 'more-next)
1019                    (memq wl-auto-select-next '(unread skip-no-unread))
1020                    (memq this-command wl-summary-next-no-unread-command))
1021               (if upward
1022                   (wl-summary-up
1023                    t (eq wl-auto-select-next 'skip-no-unread))
1024                 (goto-char (point-max))
1025                 (forward-line -1)
1026                 (wl-summary-down
1027                  t (eq wl-auto-select-next 'skip-no-unread))))))
1028     (wl-summary-exit)))
1029
1030 (defun wl-summary-entity-info-msg (entity finfo)
1031   (or (and entity
1032            (concat
1033             (elmo-replace-in-string
1034              (if (memq 'ask-folder wl-use-folder-petname)
1035                  (wl-folder-get-petname entity)
1036                entity)
1037              "%" "%%")
1038             (if (null (car finfo))
1039                 " (? new/? unread)"
1040               (format
1041                " (%d new/%d unread)"
1042                (nth 0 finfo)
1043                (+ (nth 0 finfo)
1044                   (nth 1 finfo))))))
1045       "folder mode"))
1046
1047 (defun wl-summary-set-message-modified ()
1048   (elmo-folder-set-message-modified-internal
1049    wl-summary-buffer-elmo-folder t)
1050   (setq wl-summary-buffer-message-modified t))
1051 (defun wl-summary-message-modified-p ()
1052   wl-summary-buffer-message-modified)
1053 (defun wl-summary-set-mark-modified ()
1054   (elmo-folder-set-mark-modified-internal
1055    wl-summary-buffer-elmo-folder t)
1056   (setq wl-summary-buffer-mark-modified t))
1057 (defun wl-summary-mark-modified-p ()
1058   wl-summary-buffer-mark-modified)
1059 (defun wl-summary-set-thread-modified ()
1060   (setq wl-summary-buffer-thread-modified t))
1061 (defun wl-summary-thread-modified-p ()
1062   wl-summary-buffer-thread-modified)
1063
1064 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1065   (if (or wl-summary-buffer-refile-list
1066           wl-summary-buffer-copy-list
1067           wl-summary-buffer-delete-list)
1068       (if (y-or-n-p "Marks remain to be executed.  Execute them? ")
1069           (progn
1070             (wl-summary-exec)
1071             (if (or wl-summary-buffer-refile-list
1072                     wl-summary-buffer-copy-list
1073                     wl-summary-buffer-delete-list)
1074                 (error "Some execution was failed")))
1075         ;; delete temp-marks
1076         (message "")
1077         (wl-summary-delete-all-refile-marks)
1078         (wl-summary-delete-all-copy-marks)
1079         (wl-summary-delete-all-delete-marks)))
1080   (if wl-summary-buffer-target-mark-list
1081       (progn
1082         (wl-summary-delete-all-target-marks)
1083         (setq wl-summary-buffer-target-mark-list nil)))
1084   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1085   (setq wl-summary-scored nil))
1086
1087 ;; a subroutine for wl-summary-exit/wl-save-status
1088 ;; Note that folder is not commited here.
1089 (defun wl-summary-save-view ()
1090   ;; already in summary buffer.
1091   (when wl-summary-buffer-persistent
1092     ;; save the current summary buffer view.
1093     (if (and wl-summary-cache-use
1094              (or (wl-summary-message-modified-p)
1095                  (wl-summary-mark-modified-p)
1096                  (wl-summary-thread-modified-p)))
1097         (wl-summary-save-view-cache))))
1098
1099 (defun wl-summary-save-status ()
1100   "Save summary view and msgdb."
1101   (interactive)
1102   (if (interactive-p) (message "Saving summary status..."))
1103   (wl-summary-save-view)
1104   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1105   (elmo-folder-check wl-summary-buffer-elmo-folder)
1106   (if wl-use-scoring (wl-score-save))
1107   (if (interactive-p) (message "Saving summary status...done.")))
1108
1109 (defun wl-summary-force-exit ()
1110   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1111   (interactive)
1112   (wl-summary-exit 'force-exit))
1113
1114 (defun wl-summary-exit (&optional force-exit)
1115   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1116   (interactive "P")
1117   (let ((summary-buf (current-buffer))
1118         (sticky (wl-summary-sticky-p))
1119         summary-win
1120         message-buf message-win
1121         folder-buf folder-win)
1122     (run-hooks 'wl-summary-exit-pre-hook)
1123     (if wl-summary-buffer-exit-function
1124         (funcall wl-summary-buffer-exit-function)
1125       (if (or force-exit (not sticky))
1126           (wl-summary-cleanup-temp-marks sticky))
1127       (unwind-protect
1128           ;; save summary status
1129           (progn
1130             (wl-summary-save-view)
1131             (if (or force-exit (not sticky))
1132                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1133               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1134               (elmo-folder-check wl-summary-buffer-elmo-folder))
1135             (if wl-use-scoring (wl-score-save)))
1136         ;; for sticky summary
1137         (wl-delete-all-overlays)
1138         (setq wl-summary-buffer-disp-msg nil)
1139         (elmo-kill-buffer wl-summary-search-buf-name)
1140         ;; delete message window if displayed.
1141         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1142             (delete-window (get-buffer-window wl-message-buffer)))
1143         (if (and wl-summary-use-frame
1144                  (> (length (visible-frame-list)) 1))
1145             (delete-frame))
1146         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1147             (if wl-summary-use-frame
1148                 (let (select-frame)
1149                   (save-selected-window
1150                     (dolist (frame (visible-frame-list))
1151                       (select-frame frame)
1152                       (if (get-buffer-window folder-buf)
1153                           (setq select-frame frame))))
1154                   (if select-frame
1155                       (select-frame select-frame)
1156                     (switch-to-buffer folder-buf)))
1157               (if (setq folder-win (get-buffer-window folder-buf))
1158                   ;; folder win is already displayed.
1159                   (select-window folder-win)
1160                 ;; folder win is not displayed.
1161                 (switch-to-buffer folder-buf)))
1162           ;; currently no folder buffer
1163           (wl-folder))
1164         (and wl-folder-move-cur-folder
1165              wl-folder-buffer-cur-point
1166              (goto-char wl-folder-buffer-cur-point))
1167         (setq wl-folder-buffer-cur-path nil)
1168         (setq wl-folder-buffer-cur-entity-id nil)
1169         (wl-delete-all-overlays)
1170         (if wl-summary-exit-next-move
1171             (wl-folder-next-unsync t)
1172           (beginning-of-line))
1173         (if (setq summary-win (get-buffer-window summary-buf))
1174             (delete-window summary-win))
1175         (if (or force-exit
1176                 (not sticky))
1177             (progn
1178               (set-buffer summary-buf)
1179               (kill-buffer summary-buf)))
1180         (run-hooks 'wl-summary-exit-hook)))))
1181
1182 (defun wl-summary-suspend ()
1183   (interactive)
1184   (wl-summary-exit)
1185   (wl-folder-suspend))
1186
1187 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1188   (interactive)
1189   (wl-summary-sync-update unset-cursor nil no-check))
1190
1191 (defsubst wl-summary-sync-all-init ()
1192   (wl-summary-cleanup-temp-marks)
1193   (erase-buffer)
1194   (wl-summary-set-message-modified)
1195   (wl-summary-set-mark-modified)
1196   (setq wl-thread-entity-hashtb (elmo-make-hash
1197                                  (* (length (elmo-msgdb-get-number-alist
1198                                              (wl-summary-buffer-msgdb))) 2)))
1199   (setq wl-thread-entity-list nil)
1200   (setq wl-thread-entities nil)
1201   (setq wl-summary-buffer-number-list nil)
1202   (setq wl-summary-buffer-target-mark-list nil)
1203   (setq wl-summary-buffer-refile-list nil)
1204   (setq wl-summary-buffer-copy-list nil)
1205   (setq wl-summary-buffer-delete-list nil))
1206
1207 (defun wl-summary-sync (&optional unset-cursor force-range)
1208   (interactive)
1209   (let* ((folder wl-summary-buffer-elmo-folder)
1210          (inhibit-read-only t)
1211          (buffer-read-only nil)
1212          (msgdb-dir (elmo-folder-msgdb-path folder))
1213          (range (or force-range (wl-summary-input-range
1214                                  (elmo-folder-name-internal folder)))))
1215     (cond ((string= range "rescan")
1216            (let ((msg (wl-summary-message-number)))
1217              (wl-summary-rescan)
1218              (and msg (wl-summary-jump-to-msg msg))))
1219           ((string= range "rescan-noscore")
1220            (let ((msg (wl-summary-message-number))
1221                  wl-use-scoring)
1222              (wl-summary-rescan)
1223              (and msg (wl-summary-jump-to-msg msg))))
1224           ((string= range "cache-status")
1225            (let ((msg (wl-summary-message-number)))
1226              (wl-summary-resume-cache-status)
1227              (and msg (wl-summary-jump-to-msg msg))))
1228           ((or (string-match "last:" range)
1229                (string-match "first:" range))
1230            (wl-summary-goto-folder-subr (concat "/" range "/"
1231                                                 (elmo-folder-name-internal
1232                                                  folder))
1233             'force-update nil nil t))
1234           (t
1235            (wl-summary-sync-update unset-cursor
1236                                    (cond ((string= range "all") 'all)
1237                                          ((string= range "all-visible")
1238                                           'visible-only)))))))
1239
1240 (defvar wl-summary-edit-addresses-candidate-fields
1241   ;; First element becomes default.
1242   '("from" "to" "cc"))
1243
1244 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1245   (let ((fields wl-summary-edit-addresses-candidate-fields)
1246         body candidates components)
1247     (while fields
1248       (setq body
1249             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1250                        ","))
1251       (setq body (wl-parse-addresses body))
1252       (if body (setq candidates (append candidates body)))
1253       (setq fields (cdr fields)))
1254     (setq candidates (elmo-uniq-list candidates))
1255     (elmo-set-work-buf
1256      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1257      (mapcar (function
1258               (lambda (x)
1259                 (setq components (std11-extract-address-components x))
1260                 (cons (nth 1 components)
1261                       (and (car components)
1262                            (eword-decode-string
1263                             (decode-mime-charset-string
1264                              (car components)
1265                              mime-charset))))))
1266              candidates))))
1267
1268 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1269   ;; returns nil if there's no change.
1270   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1271       (let (char)
1272         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1273                  the-email)
1274         (while (not (or (eq (setq char (read-char)) ?\r)
1275                         (eq char ?\n)
1276                         (eq char ? )
1277                         (eq char ?e)
1278                         (eq char ?c)
1279                         (eq char ?d)))
1280           (message
1281            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1282         (cond
1283          ((or (eq char ?e)
1284               (eq char ?\n)
1285               (eq char ?\r)
1286               (eq char ? ))
1287           ;; Change Addresses
1288           (wl-address-add-or-change
1289            the-email
1290            (wl-address-header-extract-realname
1291             (cdr (assoc
1292                   (let ((completion-ignore-case t) comp)
1293                     (setq comp
1294                           (try-completion the-email wl-address-completion-list))
1295                     (if (equal comp t) the-email comp))
1296                   wl-address-completion-list))))
1297           "edited")
1298          ((eq char ?d)
1299           ;; Delete Addresses
1300           (if (y-or-n-p (format "Delete '%s'? "
1301                                 the-email))
1302               (progn
1303                 (wl-address-delete the-email)
1304                 "deleted")
1305             (message "")
1306             nil))
1307          (t (message "")
1308             nil)))
1309     ;; Add Petname
1310     (wl-address-add-or-change the-email name-in-addr)
1311     "added"))
1312
1313 (defun wl-summary-edit-addresses (&optional addr-str)
1314   "Edit address book interactively.
1315 Optional argument ADDR-STR is used as a target address if specified."
1316   (interactive (if current-prefix-arg
1317                    (list (read-from-minibuffer "Target address: "))))
1318   (if (null (wl-summary-message-number))
1319       (message "No message.")
1320     (save-excursion
1321       (let* ((charset wl-summary-buffer-mime-charset)
1322              (candidates
1323               (with-current-buffer (wl-summary-get-original-buffer)
1324                 (wl-summary-edit-addresses-collect-candidate-fields
1325                  charset)))
1326              address pair result)
1327         (if addr-str
1328             (setq address addr-str)
1329           (when candidates
1330             (setq address (car (car candidates)))
1331             (setq address
1332                   (completing-read
1333                    (format "Target address (%s): " address)
1334                    (mapcar
1335                     (function (lambda (x) (cons (car x) (car x))))
1336                     candidates)
1337                    nil nil nil nil address))))
1338         (when address
1339           (setq pair (assoc address candidates))
1340           (unless pair
1341             (setq pair (cons address nil)))
1342           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1343             ;; update alias
1344             (wl-status-update)
1345             (setq address (assoc (car pair) wl-address-list))
1346             (if address
1347                 (message "%s, %s, <%s> is %s."
1348                          (nth 2 address)
1349                          (nth 1 address)
1350                          (nth 0 address)
1351                          result)))
1352 ;;; i'd like to update summary-buffer, but...
1353 ;;;     (wl-summary-rescan)
1354           (run-hooks 'wl-summary-edit-addresses-hook))))))
1355
1356 (defun wl-summary-incorporate (&optional arg)
1357   "Check and prefetch all uncached messages.
1358 If ARG is non-nil, checking is omitted."
1359   (interactive "P")
1360   (unless arg
1361     (save-excursion
1362       (wl-summary-sync-force-update)))
1363   (wl-summary-prefetch-region (point-min) (point-max)
1364                               wl-summary-incorporate-marks))
1365
1366 (defun wl-summary-prefetch-msg (number &optional arg)
1367   "Returns status-mark. if skipped, returns nil."
1368   ;; prefetching procedure.
1369   (save-excursion
1370     (let* ((msgdb (wl-summary-buffer-msgdb))
1371            (number-alist (elmo-msgdb-get-number-alist msgdb))
1372            (message-id (cdr (assq number number-alist)))
1373            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1374            (wl-message-entity ov)
1375            (entity ov)                  ; backward compatibility.
1376            (size (elmo-msgdb-overview-entity-get-size ov))
1377            (inhibit-read-only t)
1378            (buffer-read-only nil)
1379            (file-cached (elmo-file-cache-exists-p message-id))
1380            (force-read (and size
1381                             (or (and (null wl-prefetch-confirm) arg)
1382                                 (null wl-prefetch-threshold)
1383                                 (< size wl-prefetch-threshold))))
1384            mark new-mark)
1385       (unwind-protect
1386           (progn
1387             (when (and (or arg (not file-cached))
1388                        size (not force-read) wl-prefetch-confirm)
1389               (setq force-read
1390                     (save-restriction
1391                       (widen)
1392                       (y-or-n-p
1393                        (format
1394                         "Message from %s has %d bytes.  Prefetch it? "
1395                         (concat
1396                          "[ "
1397                          (save-match-data
1398                            (wl-set-string-width
1399                             17
1400                             (funcall wl-summary-from-function
1401                              (eword-decode-string
1402                               (elmo-delete-char
1403                                ?\"
1404                                (or
1405                                 (elmo-msgdb-overview-entity-get-from ov)
1406                                 "??")))))) " ]")
1407                         size))))
1408               (message ""))             ; flush.
1409             (setq mark (elmo-msgdb-get-mark msgdb number))
1410             (if force-read
1411                 (save-excursion
1412                   (save-match-data
1413                     ;; online
1414                     (if (or arg (not file-cached))
1415                         (elmo-message-encache
1416                          wl-summary-buffer-elmo-folder
1417                          number))
1418                     (setq new-mark
1419                           (cond
1420                            ((string= mark
1421                                      wl-summary-unread-uncached-mark)
1422                             wl-summary-unread-cached-mark)
1423                            ((string= mark wl-summary-new-mark)
1424                             (setq wl-summary-buffer-new-count
1425                                   (- wl-summary-buffer-new-count 1))
1426                             (setq wl-summary-buffer-unread-count
1427                                   (+ wl-summary-buffer-unread-count 1))
1428                             wl-summary-unread-cached-mark)
1429                            ((string= mark wl-summary-read-uncached-mark)
1430                             nil)
1431                            (t mark)))
1432                     (elmo-msgdb-set-mark msgdb number new-mark)
1433                     (or new-mark (setq new-mark " "))
1434                     (wl-summary-set-mark-modified)
1435                     (wl-summary-update-modeline)
1436                     (wl-folder-update-unread
1437                      (wl-summary-buffer-folder-name)
1438                      (+ wl-summary-buffer-unread-count
1439                         wl-summary-buffer-new-count)))
1440                   new-mark)))))))
1441
1442 ;;(defvar wl-summary-message-uncached-marks
1443 ;;  (list wl-summary-new-mark
1444 ;;      wl-summary-unread-uncached-mark
1445 ;;      wl-summary-read-uncached-mark))
1446
1447 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1448   (interactive "r")
1449   (let ((count 0)
1450         targets
1451         mark length
1452         entity msg
1453         start-pos pos)
1454     (save-excursion
1455       (setq start-pos (point))
1456       (save-restriction
1457         (narrow-to-region beg end)
1458         ;; collect prefetch targets.
1459         (message "Collecting marks...")
1460         (goto-char (point-min))
1461         (while (not (eobp))
1462           (setq mark (wl-summary-persistent-mark)
1463                 msg (wl-summary-message-number))
1464           (if (or (and (null prefetch-marks)
1465                        msg
1466                        (null (elmo-file-cache-exists-p
1467                               (elmo-message-field
1468                                wl-summary-buffer-elmo-folder
1469                                msg
1470                                'message-id))))
1471                   (member mark prefetch-marks))
1472               (setq targets (nconc targets (list msg))))
1473           (setq entity (wl-thread-get-entity msg))
1474           (if (or (not (eq wl-summary-buffer-view 'thread))
1475                   (wl-thread-entity-get-opened entity))
1476               (); opened. no hidden children.
1477             (setq targets (nconc
1478                            targets
1479                            (wl-thread-get-children-msgs-uncached
1480                             msg prefetch-marks))))
1481           (forward-line 1))
1482         (setq length (length targets))
1483         (message "Prefetching...")
1484         (while targets
1485           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1486                                (wl-thread-get-entity (car targets))))
1487                          (progn
1488                            (wl-summary-jump-to-msg (car targets))
1489                            (wl-summary-prefetch))
1490                        (wl-summary-prefetch-msg (car targets))))
1491           (if (if prefetch-marks
1492                   (string= mark wl-summary-unread-cached-mark)
1493                 (or (string= mark wl-summary-unread-cached-mark)
1494                     (string= mark " ")))
1495               (message "Prefetching... %d/%d message(s)"
1496                        (setq count (+ 1 count)) length))
1497           ;; redisplay!
1498           (save-excursion
1499             (setq pos (point))
1500             (goto-char start-pos)
1501             (if (pos-visible-in-window-p pos)
1502                 (save-restriction
1503                   (widen)
1504                   (sit-for 0))))
1505           (setq targets (cdr targets)))
1506         (message "Prefetched %d/%d message(s)" count length)
1507         (cons count length)))))
1508
1509 (defun wl-summary-prefetch (&optional arg)
1510   "Prefetch current message."
1511   (interactive "P")
1512   (save-excursion
1513     (let ((inhibit-read-only t)
1514           (buffer-read-only nil)
1515           (mark (wl-summary-persistent-mark)))
1516       (setq mark (wl-summary-prefetch-msg (wl-summary-message-number) arg))
1517       (when mark
1518         (delete-backward-char 1)
1519         (insert mark)
1520         (if wl-summary-highlight
1521             (wl-highlight-summary-current-line)))
1522       (set-buffer-modified-p nil)
1523       mark)))
1524
1525 (defun wl-summary-delete-marks-on-buffer (marks)
1526   (while marks
1527     (wl-summary-unmark (pop marks))))
1528
1529 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1530   (wl-summary-delete-marks-on-buffer copies))
1531
1532 (defun wl-summary-delete-all-refile-marks ()
1533   (let ((marks wl-summary-buffer-refile-list))
1534     (while marks
1535       (wl-summary-unmark (car (pop marks))))))
1536
1537 (defun wl-summary-delete-all-copy-marks ()
1538   (let ((marks wl-summary-buffer-copy-list))
1539     (while marks
1540       (wl-summary-unmark (car (pop marks))))))
1541
1542 (defun wl-summary-delete-all-delete-marks ()
1543   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1544
1545 (defun wl-summary-delete-all-target-marks ()
1546   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1547
1548 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1549   ;; for summary view cache saving.
1550   (save-excursion
1551     (goto-char (point-min))
1552     (let ((inhibit-read-only t)
1553           (buffer-read-only nil))
1554        (while (not (eobp))
1555         (unless (string= (wl-summary-temp-mark) " ")
1556           (delete-backward-char 1)
1557           (insert " "))
1558         (forward-line 1)))))
1559
1560 (defun wl-summary-mark-as-read-region (beg end)
1561   (interactive "r")
1562   (save-excursion
1563     (save-restriction
1564       (narrow-to-region beg end)
1565       (goto-char (point-min))
1566       (if (eq wl-summary-buffer-view 'thread)
1567           (progn
1568             (while (not (eobp))
1569               (let* ((number (wl-summary-message-number))
1570                      (entity (wl-thread-get-entity number))
1571                      children)
1572                 (if (wl-thread-entity-get-opened entity)
1573                     ;; opened...mark line.
1574                     (wl-summary-mark-as-read number)
1575                   ;; closed
1576                   (wl-summary-mark-as-read number) ; mark itself.
1577                   (setq children (wl-thread-get-children-msgs number))
1578                   (while children
1579                     (wl-summary-mark-as-read (car children))
1580                     (setq children (cdr children))))
1581                 (forward-line 1))))
1582         (while (not (eobp))
1583           (wl-summary-mark-as-read (wl-summary-message-number))
1584           (forward-line 1)))))
1585   (wl-summary-count-unread)
1586   (wl-summary-update-modeline))
1587
1588 (defun wl-summary-mark-as-unread-region (beg end)
1589   (interactive "r")
1590   (save-excursion
1591     (save-restriction
1592       (narrow-to-region beg end)
1593 ;;; use narrowing.
1594 ;;;      (save-excursion (goto-char end)
1595 ;;;                   (end-of-line) (point)))
1596       (goto-char (point-min))
1597       (if (eq wl-summary-buffer-view 'thread)
1598           (progn
1599             (while (not (eobp))
1600               (let* ((number (wl-summary-message-number))
1601                      (entity (wl-thread-get-entity number))
1602                      children)
1603                 (if (wl-thread-entity-get-opened entity)
1604                     ;; opened...mark line.
1605                     ;; Crossposts are not processed
1606                     (wl-summary-mark-as-unread)
1607                   ;; closed
1608                   (wl-summary-mark-as-unread) ; mark itself.
1609                   (setq children
1610                         (delq number (wl-thread-get-children-msgs number)))
1611                   (while children
1612                     (wl-summary-mark-as-unread (car children))
1613                     (setq children (cdr children))))
1614                 (forward-line 1))))
1615         (while (not (eobp))
1616           (wl-summary-mark-as-unread)
1617           (forward-line 1)))))
1618   (wl-summary-count-unread)
1619   (wl-summary-update-modeline))
1620
1621 (defun wl-summary-mark-as-important-region (beg end)
1622   (interactive "r")
1623   (save-excursion
1624     (save-restriction
1625       (narrow-to-region beg end);(save-excursion (goto-char end)
1626                                         ;    (end-of-line) (point)))
1627       (goto-char (point-min))
1628       (if (eq wl-summary-buffer-view 'thread)
1629           (progn
1630             (while (not (eobp))
1631               (let* ((number (wl-summary-message-number))
1632                      (entity (wl-thread-get-entity number))
1633                      children)
1634                 (if (wl-thread-entity-get-opened entity)
1635                     ;; opened...mark line.
1636                     ;; Crossposts are not processed
1637                     (wl-summary-mark-as-important)
1638                   ;; closed
1639                   (wl-summary-mark-as-important) ; mark itself.
1640                   (setq children
1641                         (delq number (wl-thread-get-children-msgs number)))
1642                   (while children
1643                     (wl-thread-msg-mark-as-important (car children))
1644                     (setq children (cdr children))))
1645                 (forward-line 1))))
1646         (while (not (eobp))
1647           (wl-summary-mark-as-important)
1648           (forward-line 1)))))
1649   (wl-summary-count-unread)
1650   (wl-summary-update-modeline))
1651
1652 (defun wl-summary-mark-as-read-all ()
1653   (interactive)
1654   (if (or (not (interactive-p))
1655           (y-or-n-p "Mark all messages as read? "))
1656       (let* ((folder wl-summary-buffer-elmo-folder)
1657              (cur-buf (current-buffer))
1658              (msgdb (wl-summary-buffer-msgdb))
1659              (inhibit-read-only t)
1660              (buffer-read-only nil)
1661              (case-fold-search nil)
1662              msg mark)
1663         (message "Setting all msgs as read...")
1664         (elmo-folder-mark-as-read folder
1665                                   (elmo-folder-list-unreads
1666                                    folder
1667                                    (list wl-summary-unread-cached-mark
1668                                          wl-summary-unread-uncached-mark
1669                                          wl-summary-new-mark)))
1670         (save-excursion
1671           (goto-char (point-min))
1672           (while (not (eobp))
1673             (setq msg (wl-summary-message-number))
1674             (setq mark (wl-summary-persistent-mark))
1675             (when (and (not (string= mark " "))
1676                        (not (string= mark wl-summary-important-mark))
1677                        (not (string= mark wl-summary-read-uncached-mark)))
1678               (delete-backward-char 1)
1679               (if (or (not (elmo-message-use-cache-p folder msg))
1680                       (string= mark wl-summary-unread-cached-mark))
1681                   (progn
1682                     (insert " ")
1683                     (elmo-msgdb-set-mark msgdb msg nil))
1684                 ;; New mark and unread-uncached mark
1685                 (insert wl-summary-read-uncached-mark)
1686                 (elmo-msgdb-set-mark
1687                  msgdb msg wl-summary-read-uncached-mark))
1688               (if wl-summary-highlight
1689                   (wl-highlight-summary-current-line nil nil t)))
1690             (forward-line 1)))
1691         (elmo-folder-replace-marks
1692          folder
1693          (list (cons wl-summary-unread-cached-mark
1694                      nil)
1695                (cons wl-summary-unread-uncached-mark
1696                      wl-summary-read-uncached-mark)
1697                (cons wl-summary-new-mark
1698                      wl-summary-read-uncached-mark)))
1699         (wl-summary-set-mark-modified)
1700         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1701         (setq wl-summary-buffer-unread-count 0)
1702         (setq wl-summary-buffer-new-count    0)
1703         (wl-summary-update-modeline)
1704         (message "Setting all msgs as read...done")
1705         (set-buffer-modified-p nil))))
1706
1707 (defun wl-summary-delete-cache ()
1708   "Delete cache of current message."
1709   (interactive)
1710   (save-excursion
1711     (let* ((inhibit-read-only t)
1712            (buffer-read-only nil)
1713            (folder wl-summary-buffer-elmo-folder)
1714            (msgdb (wl-summary-buffer-msgdb))
1715            (number-alist (elmo-msgdb-get-number-alist msgdb))
1716            (case-fold-search nil)
1717            mark number unread new-mark)
1718       (setq mark (wl-summary-persistent-mark))
1719       (cond
1720        ((or (string= mark wl-summary-new-mark)
1721             (string= mark wl-summary-unread-uncached-mark)
1722             (string= mark wl-summary-important-mark))
1723         ;; noop
1724         )
1725        ((string= mark wl-summary-unread-cached-mark)
1726         (setq new-mark wl-summary-unread-uncached-mark))
1727        (t
1728         (setq new-mark wl-summary-read-uncached-mark)))
1729       (when new-mark
1730         (setq number (wl-summary-message-number))
1731         (delete-backward-char 1)
1732         (insert new-mark)
1733         (elmo-file-cache-delete
1734          (elmo-file-cache-get-path
1735           (elmo-message-field wl-summary-buffer-elmo-folder
1736                               number
1737                               'message-id)))
1738         (elmo-msgdb-set-mark msgdb number new-mark)
1739         (wl-summary-set-mark-modified)
1740         (if wl-summary-highlight
1741             (wl-highlight-summary-current-line nil nil t))
1742         (set-buffer-modified-p nil)))))
1743
1744 (defun wl-summary-resume-cache-status ()
1745   "Resume the cache status of all messages in the current folder."
1746   (interactive)
1747   (let* ((folder wl-summary-buffer-elmo-folder)
1748          (cur-buf (current-buffer))
1749          (msgdb (wl-summary-buffer-msgdb))
1750          (number-alist (elmo-msgdb-get-number-alist msgdb))
1751          (inhibit-read-only t)
1752          (buffer-read-only nil)
1753          (case-fold-search nil)
1754          msg mark msgid set-mark)
1755     (message "Resuming cache status...")
1756     (save-excursion
1757       (goto-char (point-min))
1758       (while (not (eobp))
1759         (setq msg (wl-summary-message-number))
1760         (setq mark (wl-summary-persistent-mark))
1761         (setq msgid (elmo-msgdb-get-field msgdb msg 'message-id))
1762         (setq set-mark nil)
1763         (if (elmo-file-cache-exists-p msgid)
1764             (if (or
1765                  (string= mark wl-summary-unread-uncached-mark) ; U -> !
1766                  (string= mark wl-summary-new-mark)             ; N -> !
1767                  )
1768                 (setq set-mark wl-summary-unread-cached-mark)
1769               (if (string= mark wl-summary-read-uncached-mark)  ; u -> ' '
1770                   (setq set-mark " ")))
1771           (if (string= mark " ")
1772               (setq set-mark wl-summary-read-uncached-mark)     ;' ' -> u
1773             (if (string= mark wl-summary-unread-cached-mark)
1774                 (setq set-mark wl-summary-unread-uncached-mark) ; !  -> U
1775               )))
1776         (when set-mark
1777           (delete-backward-char 1)
1778           (insert set-mark)
1779           (elmo-msgdb-set-mark msgdb msg
1780                                (if (string= set-mark " ") nil set-mark))
1781           (if wl-summary-highlight
1782               (wl-highlight-summary-current-line)))
1783         (forward-line 1))
1784       (wl-summary-set-mark-modified)
1785       (wl-summary-count-unread)
1786       (wl-summary-update-modeline)
1787       (message "Resuming cache status...done")
1788       (set-buffer-modified-p nil))))
1789
1790 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1791   (interactive)
1792   (save-excursion
1793     (let ((inhibit-read-only t)
1794           (buffer-read-only nil)
1795           (msgs2 msgs)
1796           (len (length msgs))
1797           (i 0)
1798           update-list)
1799       (elmo-kill-buffer wl-summary-search-buf-name)
1800       (while msgs
1801         (if (eq wl-summary-buffer-view 'thread)
1802             (progn
1803               ;; don't use wl-append(nconc), because list is broken. ...why?
1804               (setq update-list
1805                     (append update-list
1806                             (wl-thread-delete-message (car msgs))))
1807               (setq update-list (delq (car msgs) update-list)))
1808           (goto-char (point-min))
1809           (if (wl-summary-jump-to-msg (car msgs))
1810               (progn
1811                 (delete-region (point-at-bol) (point-at-eol))
1812                 (delete-char 1) ; delete '\n'
1813                 (setq wl-summary-buffer-number-list
1814                       (delq (car msgs) wl-summary-buffer-number-list)))))
1815         (when (and deleting-info
1816                    (> len elmo-display-progress-threshold))
1817           (setq i (1+ i))
1818           (if (or (zerop (% i 5)) (= i len))
1819               (elmo-display-progress
1820                'wl-summary-delete-messages-on-buffer deleting-info
1821                (/ (* i 100) len))))
1822         (setq msgs (cdr msgs)))
1823       (when (eq wl-summary-buffer-view 'thread)
1824         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1825                                     (unless deleting-info 'no-msg))
1826         (wl-thread-cleanup-symbols msgs2))
1827       (wl-summary-count-unread)
1828       (wl-summary-update-modeline)
1829       (wl-folder-update-unread
1830        (wl-summary-buffer-folder-name)
1831        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1832
1833 (defun wl-summary-replace-status-marks (before after)
1834   "Replace the status marks on buffer."
1835   (interactive)
1836   (save-excursion
1837     (goto-char (point-min))
1838     (let ((inhibit-read-only t)
1839           (buffer-read-only nil))
1840       (while (not (eobp))
1841         (when (string= (wl-summary-persistent-mark) before)
1842           (delete-backward-char 1)
1843           (insert after)
1844           (if wl-summary-highlight
1845               (wl-highlight-summary-current-line)))
1846         (forward-line 1)))))
1847
1848 (defun wl-summary-get-delete-folder (folder)
1849   (if (string= folder wl-trash-folder)
1850       'null
1851     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1852                      'trash)))
1853       (cond ((stringp type)
1854              type)
1855             ((or (equal type 'remove) (equal type 'null))
1856              'null)
1857             (t;; (equal type 'trash)
1858              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1859                (unless (elmo-folder-exists-p trash-folder)
1860                  (if (y-or-n-p
1861                       (format "Trash Folder %s does not exist, create it? "
1862                               wl-trash-folder))
1863                      (elmo-folder-create trash-folder)
1864                    (error "Trash Folder is not created"))))
1865                wl-trash-folder)))))
1866
1867 (defun wl-summary-get-append-message-func ()
1868   (if (eq wl-summary-buffer-view 'thread)
1869       'wl-summary-insert-thread-entity
1870     'wl-summary-insert-sequential))
1871
1872 (defun wl-summary-sort ()
1873   (interactive)
1874   (wl-summary-rescan
1875    (completing-read
1876     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1877     (mapcar (lambda (spec)
1878               (list (symbol-name spec)))
1879             wl-summary-sort-specs)
1880     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1881
1882 (defun wl-summary-sync-marks ()
1883   "Update marks in summary."
1884   (interactive)
1885   (let ((last-progress 0)
1886         (i 0)
1887         unread-marks importants unreads
1888         importants-in-db unreads-in-db diff diffs
1889         mes progress)
1890     ;; synchronize marks.
1891     (when (not (eq (elmo-folder-type-internal
1892                     wl-summary-buffer-elmo-folder)
1893                    'internal))
1894       (message "Updating marks...")
1895       (setq unread-marks (list wl-summary-unread-cached-mark
1896                                wl-summary-unread-uncached-mark
1897                                wl-summary-new-mark)
1898             importants-in-db (elmo-folder-list-messages-mark-match
1899                               wl-summary-buffer-elmo-folder
1900                               (regexp-quote wl-summary-important-mark))
1901             unreads-in-db (elmo-folder-list-messages-mark-match
1902                            wl-summary-buffer-elmo-folder
1903                            (wl-regexp-opt unread-marks))
1904             importants (elmo-folder-list-importants
1905                         wl-summary-buffer-elmo-folder
1906                         wl-summary-important-mark)
1907             unreads (elmo-folder-list-unreads
1908                      wl-summary-buffer-elmo-folder
1909                      unread-marks))
1910       (setq diff (elmo-list-diff importants importants-in-db))
1911       (setq diffs (cadr diff)) ; important-deletes
1912       (setq mes (format "Updated (-%d" (length diffs)))
1913       (while diffs
1914         (wl-summary-mark-as-important (car diffs)
1915                                       wl-summary-important-mark
1916                                       'no-server)
1917         (setq diffs (cdr diffs)))
1918       (setq diffs (car diff)) ; important-appends
1919       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1920       (while diffs
1921         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1922         (setq diffs (cdr diffs)))
1923       (setq diff (elmo-list-diff unreads unreads-in-db))
1924       (setq diffs (cadr diff))
1925       (setq mes (concat mes (format "(-%d" (length diffs))))
1926       (while diffs
1927         (wl-summary-mark-as-read (car diffs) 'no-folder)
1928         (setq diffs (cdr diffs)))
1929       (setq diffs (car diff)) ; unread-appends
1930       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1931       (while diffs
1932         (wl-summary-mark-as-unread (car diffs) 'no-server 'no-modeline)
1933         (setq diffs (cdr diffs)))
1934       (if (interactive-p) (message mes)))))
1935
1936 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
1937   "Update the summary view to the newest folder status."
1938   (interactive)
1939   (let* ((folder wl-summary-buffer-elmo-folder)
1940          (case-fold-search nil)
1941          (elmo-mime-charset wl-summary-buffer-mime-charset)
1942          (inhibit-read-only t)
1943          (buffer-read-only nil)
1944          gc-message
1945          overview number-alist
1946          curp num i new-msgdb
1947          append-list delete-list crossed
1948          update-thread update-top-list
1949          expunged mes sync-result entity)
1950     (unwind-protect
1951         (progn
1952           (unless wl-summary-buffer-elmo-folder
1953             (error "(Internal error) Folder is not set:%s" (buffer-name
1954                                                             (current-buffer))))
1955           (fset 'wl-summary-append-message-func-internal
1956                 (wl-summary-get-append-message-func))
1957           ;; Flush pending append operations (disconnected operation).
1958           ;;(setq seen-list
1959           ;;(wl-summary-flush-pending-append-operations seen-list))
1960           (goto-char (point-max))
1961           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1962           (setq sync-result (elmo-folder-synchronize
1963                              folder
1964                              wl-summary-new-mark
1965                              wl-summary-unread-uncached-mark
1966                              wl-summary-unread-cached-mark
1967                              wl-summary-read-uncached-mark
1968                              wl-summary-important-mark
1969                              sync-all no-check))
1970           (setq new-msgdb (nth 0 sync-result))
1971           (setq delete-list (nth 1 sync-result))
1972           (setq crossed (nth 2 sync-result))
1973           (if sync-result
1974               (progn
1975                 ;; Setup sync-all
1976                 (if sync-all (wl-summary-sync-all-init))
1977 ;    (if (and has-nntp
1978 ;            (elmo-nntp-max-number-precedes-list-active-p))
1979         ;; XXX this does not work correctly in rare case.
1980 ;       (setq delete-list
1981 ;             (wl-summary-delete-canceled-msgs-from-list
1982 ;              delete-list
1983 ;              (wl-summary-buffer-msgdb))))
1984                 (when delete-list
1985                   (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
1986                   (message "Deleting...done"))
1987                 (when new-msgdb
1988                   (wl-summary-replace-status-marks
1989                    wl-summary-new-mark
1990                    wl-summary-unread-uncached-mark))
1991                 (setq append-list (elmo-msgdb-get-overview new-msgdb))
1992                 (setq curp append-list)
1993                 (setq num (length curp))
1994                 (when append-list
1995                   (setq i 0)
1996
1997                   ;; set these value for append-message-func
1998                   (setq overview (elmo-msgdb-get-overview
1999                                   (elmo-folder-msgdb folder)))
2000                   (setq number-alist (elmo-msgdb-get-number-alist
2001                                       (elmo-folder-msgdb folder)))
2002
2003                   (setq wl-summary-delayed-update nil)
2004                   (elmo-kill-buffer wl-summary-search-buf-name)
2005                   (while curp
2006                     (setq entity (car curp))
2007                     (when (setq update-thread
2008                                 (wl-summary-append-message-func-internal
2009                                  entity (elmo-folder-msgdb folder)
2010                                  (not sync-all)))
2011                       (wl-append update-top-list update-thread))
2012                     (if elmo-use-database
2013                         (elmo-database-msgid-put
2014                          (car entity) (elmo-folder-name-internal folder)
2015                          (elmo-msgdb-overview-entity-get-number entity)))
2016                     (setq curp (cdr curp))
2017                     (when (> num elmo-display-progress-threshold)
2018                       (setq i (+ i 1))
2019                       (if (or (zerop (% i 5)) (= i num))
2020                           (elmo-display-progress
2021                            'wl-summary-sync-update "Updating thread..."
2022                            (/ (* i 100) num)))))
2023                   (when wl-summary-delayed-update
2024                     (while wl-summary-delayed-update
2025                       (message "Parent (%d) of message %d is no entity"
2026                                (caar wl-summary-delayed-update)
2027                                (elmo-msgdb-overview-entity-get-number
2028                                 (cdar wl-summary-delayed-update)))
2029                       (when (setq update-thread
2030                                   (wl-summary-append-message-func-internal
2031                                    (cdar wl-summary-delayed-update)
2032                                    (elmo-folder-msgdb folder)
2033                                    (not sync-all) t))
2034                         (wl-append update-top-list update-thread))
2035                       (setq wl-summary-delayed-update
2036                             (cdr wl-summary-delayed-update))))
2037                   (when (and (eq wl-summary-buffer-view 'thread)
2038                              update-top-list)
2039                     (wl-thread-update-indent-string-thread
2040                      (elmo-uniq-list update-top-list)))
2041                   (message "Updating thread...done"))
2042                 (unless (eq wl-summary-buffer-view 'thread)
2043                   (wl-summary-make-number-list))
2044                 (wl-summary-set-message-modified)
2045                 (wl-summary-set-mark-modified)
2046                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2047                   (elmo-kill-buffer wl-summary-search-buf-name)
2048                   (message "Inserting thread...")
2049                   (wl-thread-insert-top)
2050                   (message "Inserting thread...done"))
2051                 (if elmo-use-database
2052                     (elmo-database-close))
2053                 (run-hooks 'wl-summary-sync-updated-hook)
2054                 (setq mes
2055                       (if (and (eq (length delete-list) 0)
2056                                (eq num 0))
2057                           (format
2058                            "No updates for \"%s\"" (elmo-folder-name-internal
2059                                                     folder))
2060                         (format "Updated (-%d/+%d) message(s)"
2061                                 (length delete-list) num))))
2062             (setq mes "Quit updating.")))
2063       ;; synchronize marks.
2064       (if (and wl-summary-auto-sync-marks sync-result)
2065           (wl-summary-sync-marks))
2066       ;; scoring
2067       (when wl-use-scoring
2068         (setq wl-summary-scored nil)
2069         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2070                                   (and sync-all
2071                                        (wl-summary-rescore-msgs number-alist))
2072                                   sync-all)
2073         (when (and wl-summary-scored
2074                    (setq expunged (wl-summary-score-update-all-lines)))
2075           (setq mes (concat mes
2076                             (format " (%d expunged)"
2077                                     (length expunged))))))
2078       (if (and crossed (> crossed 0))
2079           (setq mes
2080                 (if mes
2081                     (concat mes
2082                             (format " (%d crosspost)" crossed))
2083                   (format "%d crosspost message(s)" crossed)))
2084         (and mes (setq mes (concat mes "."))))
2085       ;; Update Folder mode
2086       (wl-folder-set-folder-updated
2087        (elmo-folder-name-internal folder)
2088        (list 0
2089              (let ((pair (wl-summary-count-unread)))
2090                (+ (car pair) (cdr pair)))
2091              (elmo-folder-messages folder)))
2092       (wl-summary-update-modeline)
2093       ;;
2094       (unless unset-cursor
2095         (goto-char (point-min))
2096         (if (not (wl-summary-cursor-down t))
2097             (progn
2098               (goto-char (point-max))
2099               (forward-line -1))
2100           (if (and wl-summary-highlight
2101                    (not (get-text-property (point) 'face)))
2102               (save-excursion
2103                 (forward-line (- 0
2104                                  (or
2105                                   wl-summary-partial-highlight-above-lines
2106                                   wl-summary-highlight-partial-threshold)))
2107                 (wl-highlight-summary (point) (point-max))))))
2108       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2109       (wl-delete-all-overlays)
2110       (set-buffer-modified-p nil)
2111       (if mes (message "%s" mes)))))
2112
2113 (defun wl-summary-set-score-mark (mark)
2114   (save-excursion
2115     (beginning-of-line)
2116     (let ((inhibit-read-only t)
2117           (buffer-read-only nil)
2118           msg-num
2119           cur-mark)
2120       (setq msg-num (wl-summary-message-number))
2121       (setq cur-mark (wl-summary-temp-mark))
2122       (when (member cur-mark (list " "
2123                                    wl-summary-score-below-mark
2124                                    wl-summary-score-over-mark))
2125         (delete-backward-char 1)
2126         (insert mark)
2127         (if wl-summary-highlight
2128             (wl-highlight-summary-current-line nil nil t))
2129         (set-buffer-modified-p nil)))))
2130
2131 (defun wl-summary-get-score-mark (msg-num)
2132   (let ((score (cdr (assq msg-num wl-summary-scored))))
2133     (if score
2134         (cond ((< score wl-summary-default-score)
2135                "-")
2136               ((> score wl-summary-default-score)
2137                "+")))))
2138
2139 (defun wl-summary-update-modeline ()
2140   (setq wl-summary-buffer-mode-line
2141         (funcall wl-summary-buffer-mode-line-formatter)))
2142
2143 (defun wl-summary-jump-to-msg (&optional number)
2144   (interactive)
2145   (let ((num (or number
2146                  (string-to-int
2147                   (read-from-minibuffer "Jump to Message(No.): ")))))
2148     (setq num (int-to-string num))
2149     (beginning-of-line)
2150     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
2151                  (progn (backward-char 1) t))
2152             (re-search-backward (concat "\r" num "[^0-9]") nil t))
2153         (progn (beginning-of-line) t)
2154       nil)))
2155
2156 (defun wl-summary-highlight-msgs (msgs)
2157   (save-excursion
2158     (let ((len (length msgs))
2159           i)
2160       (message "Hilighting...")
2161       (setq i 0)
2162       (while msgs
2163         (if (wl-summary-jump-to-msg (car msgs))
2164             (wl-highlight-summary-current-line))
2165         (setq msgs (cdr msgs))
2166         (when (> len elmo-display-progress-threshold)
2167           (setq i (+ i 1))
2168           (if (or (zerop (% i 5)) (= i len))
2169               (elmo-display-progress
2170                'wl-summary-highlight-msgs "Highlighting..."
2171                (/ (* i 100) len)))))
2172       (message "Highlighting...done"))))
2173
2174 (defun wl-summary-message-number ()
2175   (save-excursion
2176     (beginning-of-line)
2177     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2178             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2179         (string-to-int (wl-match-buffer 1))
2180       nil)))
2181
2182 (defun wl-summary-delete-all-msgs ()
2183   (interactive)
2184   (let ((cur-buf (current-buffer))
2185         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2186     (set-buffer cur-buf)
2187     (if (null dels)
2188         (message "No message to delete.")
2189       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2190                             (wl-summary-buffer-folder-name)
2191                             (length dels)))
2192           (progn
2193             (message "Deleting...")
2194             (elmo-folder-delete-messages
2195              wl-summary-buffer-elmo-folder dels)
2196             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2197                                     dels)
2198 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2199             (wl-summary-set-message-modified)
2200             (wl-summary-set-mark-modified)
2201             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2202                                           (list 0 0 0))
2203 ;;; for thread.
2204 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2205             (setq wl-summary-buffer-unread-count 0)
2206             (setq wl-summary-buffer-new-count    0)
2207             (wl-summary-update-modeline)
2208             (set-buffer cur-buf)
2209             (let ((inhibit-read-only t)
2210                   (buffer-read-only nil))
2211               (erase-buffer))
2212 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2213             (message "Deleting...done")
2214             t)
2215         nil))))
2216
2217 (defun wl-summary-toggle-thread (&optional arg)
2218   "Toggle thread status (T)hread and (S)equential.
2219 If ARG, without confirm."
2220   (interactive "P")
2221   (when (or arg
2222             (y-or-n-p (format "Toggle threading? (y=%s): "
2223                               (if (eq wl-summary-buffer-view 'thread)
2224                                   "\"off\"" "\"on\""))))
2225     (if (eq wl-summary-buffer-view 'thread)
2226         (setq wl-summary-buffer-view 'sequence)
2227       (setq wl-summary-buffer-view 'thread))
2228     (wl-summary-update-modeline)
2229     (force-mode-line-update)
2230     (wl-summary-rescan)))
2231
2232 (defun wl-summary-load-file-object (filename)
2233   "Load lisp object from dir."
2234   (save-excursion
2235     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2236           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2237           insert-file-contents-post-hook
2238           ret-val)
2239       (if (not (file-readable-p filename))
2240           ()
2241         (set-buffer tmp-buffer)
2242         (as-binary-input-file (insert-file-contents filename))
2243         (setq ret-val
2244               (condition-case nil
2245                   (read (current-buffer))
2246                 (error (error "Reading failed")))))
2247       (kill-buffer tmp-buffer)
2248       ret-val)))
2249
2250 (defun wl-summary-goto-folder (&optional arg)
2251   (interactive "P")
2252   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2253
2254 (defun wl-summary-goto-folder-sticky ()
2255   (interactive)
2256   (wl-summary-goto-folder-subr nil nil nil t t))
2257
2258 (defun wl-summary-goto-last-visited-folder ()
2259   (interactive)
2260   (let ((entity
2261          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2262                                           wl-folder-entity
2263                                           'folder)))
2264     (if entity (wl-folder-set-current-entity-id
2265                 (wl-folder-get-entity-id entity))))
2266   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2267
2268 (defun wl-summary-sticky-p (&optional folder)
2269   (if folder
2270       (get-buffer (wl-summary-sticky-buffer-name
2271                    (elmo-folder-name-internal folder)))
2272     (not (string= wl-summary-buffer-name (buffer-name)))))
2273
2274 (defun wl-summary-always-sticky-folder-p (folder)
2275   (or (eq t wl-summary-always-sticky-folder-list)
2276       (wl-string-match-member
2277        (elmo-folder-name-internal folder)
2278        wl-summary-always-sticky-folder-list)))
2279
2280 (defun wl-summary-stick (&optional force)
2281   "Make current summary buffer sticky."
2282   (interactive "P")
2283   (if (wl-summary-sticky-p)
2284       (message "Current summary buffer is already sticky.")
2285     (when (or force (y-or-n-p "Stick current summary buffer? "))
2286       (wl-summary-toggle-disp-msg 'off)
2287       (wl-summary-switch-to-clone-buffer
2288        (wl-summary-sticky-buffer-name
2289         (wl-summary-buffer-folder-name)))
2290 ;;; ???hang up
2291 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2292 ;;;                   (wl-summary-buffer-folder-name))))
2293       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2294
2295 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2296   (let ((cur-buf (current-buffer))
2297         (msg (wl-summary-message-number))
2298         (buf (get-buffer-create buffer-name))
2299         (folder wl-summary-buffer-elmo-folder)
2300         (copy-variables
2301          (append '(wl-summary-buffer-view
2302                    wl-summary-buffer-refile-list
2303                    wl-summary-buffer-delete-list
2304                    wl-summary-buffer-copy-list
2305                    wl-summary-buffer-target-mark-list
2306                    wl-summary-buffer-elmo-folder
2307                    wl-summary-buffer-number-column
2308                    wl-summary-buffer-temp-mark-column
2309                    wl-summary-buffer-persistent-mark-column
2310                    wl-summary-buffer-message-modified
2311                    wl-summary-buffer-mark-modified
2312                    wl-summary-buffer-thread-modified
2313                    wl-summary-buffer-number-list
2314                    wl-summary-buffer-msgdb
2315                    wl-summary-buffer-folder-name
2316                    wl-summary-buffer-line-formatter)
2317                  (and (eq wl-summary-buffer-view 'thread)
2318                       '(wl-thread-entity-hashtb
2319                         wl-thread-entities
2320                         wl-thread-entity-list))
2321                  (and wl-use-scoring
2322                       '(wl-summary-scored
2323                         wl-summary-default-score
2324                         wl-summary-important-above
2325                         wl-summary-target-above
2326                         wl-summary-mark-below
2327                         wl-summary-expunge-below))
2328                  (and (featurep 'wl-score)
2329                       '(wl-current-score-file
2330                         wl-score-alist)))))
2331     (set-buffer buf)
2332     (wl-summary-mode)
2333     (wl-summary-buffer-set-folder folder)
2334     (let ((buffer-read-only nil))
2335       (insert-buffer cur-buf))
2336     (set-buffer-modified-p nil)
2337     (while copy-variables
2338       (set (car copy-variables)
2339            (save-excursion
2340              (set-buffer cur-buf)
2341              (symbol-value (car copy-variables))))
2342       (setq copy-variables (cdr copy-variables)))
2343     (switch-to-buffer buf)
2344     (kill-buffer cur-buf)
2345     (wl-summary-count-unread)
2346     (wl-summary-update-modeline)
2347     (if msg
2348         (if (eq wl-summary-buffer-view 'thread)
2349             (wl-thread-jump-to-msg msg)
2350           (wl-summary-jump-to-msg msg))
2351       (goto-char (point-max))
2352       (beginning-of-line))))
2353
2354 (defun wl-summary-get-buffer (folder)
2355   (or (and folder
2356            (get-buffer (wl-summary-sticky-buffer-name folder)))
2357       (get-buffer wl-summary-buffer-name)))
2358
2359 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2360   (if force-sticky
2361       (get-buffer-create
2362        (wl-summary-sticky-buffer-name name))
2363     (or (get-buffer (wl-summary-sticky-buffer-name name))
2364         (get-buffer-create wl-summary-buffer-name))))
2365
2366 (defun wl-summary-make-number-list ()
2367   (setq wl-summary-buffer-number-list
2368         (mapcar
2369          (lambda (x) (elmo-msgdb-overview-entity-get-number x))
2370          (elmo-msgdb-get-overview (wl-summary-buffer-msgdb)))))
2371
2372 (defun wl-summary-auto-select-msg-p (unread-msg)
2373   (and unread-msg
2374        (not (string=
2375              (elmo-msgdb-get-mark
2376               (wl-summary-buffer-msgdb)
2377               unread-msg)
2378              wl-summary-important-mark))))
2379
2380 (defsubst wl-summary-open-folder (folder)
2381   ;; Select folder
2382   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2383     (unwind-protect
2384         (elmo-folder-open folder 'load-msgdb)
2385       ;; For compatibility
2386       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2387       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2388                                            folder)))))
2389
2390 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2391                                               sticky interactive scoring
2392                                               force-exit)
2393   "Display target folder on summary."
2394   (interactive)
2395   (let* ((keep-cursor (memq this-command
2396                             wl-summary-keep-cursor-command))
2397          (name (or name (wl-summary-read-folder wl-default-folder)))
2398          (cur-fld wl-summary-buffer-elmo-folder)
2399          folder buf mes hilit reuse-buf
2400          retval entity)
2401     (if (string= name "")
2402         (setq name wl-default-folder))
2403     (setq folder (wl-folder-get-elmo-folder name))
2404     (when (and (not (string=
2405                      (and cur-fld (elmo-folder-name-internal cur-fld))
2406                      (elmo-folder-name-internal folder))) ; folder is moved.
2407                (eq major-mode 'wl-summary-mode)) ; called in summary.
2408       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2409       (run-hooks 'wl-summary-exit-pre-hook)
2410       (if (or force-exit (not (wl-summary-sticky-p)))
2411           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2412       (wl-summary-save-view)
2413       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2414       (if (and (wl-summary-sticky-p) force-exit)
2415           (kill-buffer (current-buffer))))
2416     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2417                                             sticky))
2418     (setq reuse-buf
2419           (save-excursion
2420             (set-buffer buf)
2421             (string= (elmo-folder-name-internal folder)
2422                      (wl-summary-buffer-folder-name))))
2423     (unwind-protect
2424         (if reuse-buf
2425             (if interactive
2426                 (switch-to-buffer buf)
2427               (set-buffer buf))
2428           (if other-window
2429               (delete-other-windows))
2430           (set-buffer buf)
2431           (unless (eq major-mode 'wl-summary-mode)
2432             (wl-summary-mode))
2433           (wl-summary-buffer-set-folder folder)
2434           (setq wl-summary-buffer-disp-msg nil)
2435           (setq wl-summary-buffer-last-displayed-msg nil)
2436           (setq wl-summary-buffer-current-msg nil)
2437           (let ((case-fold-search nil)
2438                 (inhibit-read-only t)
2439                 (buffer-read-only nil))
2440             (erase-buffer)
2441             ;; Resume summary view
2442             (if wl-summary-cache-use
2443                 (let* ((dir (elmo-folder-msgdb-path folder))
2444                        (cache (expand-file-name wl-summary-cache-file dir))
2445                        (view (expand-file-name wl-summary-view-file dir)))
2446                   (when (file-exists-p cache)
2447                     (insert-file-contents-as-binary cache)
2448                     (elmo-set-buffer-multibyte
2449                      default-enable-multibyte-characters)
2450                     (decode-mime-charset-region
2451                      (point-min)(point-max)
2452                      wl-summary-buffer-mime-charset 'LF))
2453                   (if (file-exists-p view)
2454                       (setq wl-summary-buffer-view
2455                             (wl-summary-load-file-object view))
2456                     (setq wl-summary-buffer-view wl-summary-default-view))
2457                   (wl-thread-resume-entity folder)
2458                   (wl-summary-open-folder folder))
2459               (setq wl-summary-buffer-view
2460                     (wl-summary-load-file-object
2461                      (expand-file-name wl-summary-view-file
2462                                        (elmo-folder-msgdb-path folder))))
2463               (wl-summary-open-folder folder)
2464               (wl-summary-rescan))
2465             (wl-summary-count-unread)
2466             (wl-summary-update-modeline)))
2467       (unless (eq wl-summary-buffer-view 'thread)
2468         (wl-summary-make-number-list))
2469       (when (and wl-summary-cache-use
2470                  (or (and wl-summary-check-line-format
2471                           (wl-summary-line-format-changed-p))
2472                      (wl-summary-view-old-p)))
2473         (wl-summary-rescan))
2474       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2475       (unless (and reuse-buf keep-cursor)
2476         ;(setq hilit wl-summary-highlight)
2477         (unwind-protect
2478             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2479                   (wl-use-scoring
2480                    (if (or scoring interactive) wl-use-scoring)))
2481               (if (and (not scan-type)
2482                        interactive
2483                        (not wl-ask-range))
2484                   (setq scan-type (wl-summary-get-sync-range folder)))
2485               (cond
2486                ((eq scan-type nil)
2487                 (wl-summary-sync 'unset-cursor))
2488                ((eq scan-type 'all)
2489                 (wl-summary-sync 'unset-cursor "all"))
2490                ((eq scan-type 'no-sync))
2491                ((or (eq scan-type 'force-update)
2492                     (eq scan-type 'update))
2493                 (setq mes (wl-summary-sync-force-update
2494                            'unset-cursor 'no-check)))))
2495           (if interactive
2496               (switch-to-buffer buf)
2497             (set-buffer buf))
2498           ;; stick always-sticky-folder
2499           (when (wl-summary-always-sticky-folder-p folder)
2500             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2501           (run-hooks 'wl-summary-prepared-pre-hook)
2502           (set-buffer-modified-p nil)
2503           (goto-char (point-min))
2504           (if (wl-summary-cursor-down t)
2505               (let ((unreadp (wl-summary-next-message
2506                               (wl-summary-message-number)
2507                               'down t)))
2508                 (cond ((and wl-auto-select-first
2509                             (wl-summary-auto-select-msg-p unreadp))
2510                        ;; wl-auto-select-first is non-nil and
2511                        ;; unreadp is non-nil but not important
2512                        (setq retval 'disp-msg))
2513                       ((and wl-auto-prefetch-first
2514                             (wl-summary-auto-select-msg-p unreadp))
2515                        ;; wl-auto-select-first is non-nil and
2516                        ;; unreadp is non-nil but not important
2517                        (setq retval 'prefetch-msg))
2518                       ((not (wl-summary-auto-select-msg-p unreadp))
2519                        ;; unreadp is nil or important
2520                        (setq retval 'more-next))))
2521             (goto-char (point-max))
2522             (if (elmo-folder-plugged-p folder)
2523                 (forward-line -1)
2524               (wl-summary-prev))
2525             (setq retval 'more-next))
2526           ;(setq wl-summary-highlight hilit)
2527           (if (and wl-summary-highlight
2528                    (not wl-summary-lazy-highlight)
2529                    (not reuse-buf))
2530               (if (and wl-summary-highlight-partial-threshold
2531                        (> (count-lines (point-min) (point-max))
2532                           wl-summary-highlight-partial-threshold))
2533                   (save-excursion
2534                     (forward-line (-
2535                                    0
2536                                    (or
2537                                     wl-summary-partial-highlight-above-lines
2538                                     wl-summary-highlight-partial-threshold)))
2539                     (wl-highlight-summary (point) (point-max)))
2540                 (wl-highlight-summary (point-min) (point-max))))
2541           (if (eq retval 'disp-msg)
2542               (wl-summary-redisplay))
2543           (if (eq retval 'prefetch-msg)
2544               (wl-message-buffer-prefetch
2545                folder
2546                (wl-summary-message-number)
2547                wl-message-buffer-prefetch-depth
2548                (current-buffer)
2549                wl-summary-buffer-mime-charset))
2550           (if mes (message "%s" mes))
2551           (if (and interactive wl-summary-recenter)
2552               (recenter (/ (- (window-height) 2) 2))))))
2553     ;; set current entity-id
2554     (if (and (not folder)
2555              (setq entity
2556                    (wl-folder-search-entity-by-name (elmo-folder-name-internal
2557                                                      folder)
2558                                                     wl-folder-entity
2559                                                     'folder)))
2560         ;; entity-id is unknown.
2561         (wl-folder-set-current-entity-id
2562          (wl-folder-get-entity-id entity)))
2563     (when (and wl-summary-lazy-highlight
2564                wl-on-xemacs)
2565       (sit-for 0))
2566     (unwind-protect
2567         (run-hooks 'wl-summary-prepared-hook)
2568       (set-buffer-modified-p nil))
2569     retval))
2570
2571 (defun wl-summary-goto-previous-message-beginning ()
2572   (end-of-line)
2573   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2574   (beginning-of-line))
2575
2576 (defun wl-summary-goto-top-of-current-thread ()
2577   (wl-summary-jump-to-msg
2578    (wl-thread-entity-get-number
2579     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2580                                       (wl-summary-message-number))))))
2581
2582 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2583   (interactive)
2584   (let ((depth (or depth
2585                    (wl-thread-get-depth-of-current-line))))
2586     (forward-line 1)
2587     (while (and (not (eobp))
2588                 (>= (wl-thread-get-depth-of-current-line)
2589                     depth))
2590       (forward-line 1))
2591     (beginning-of-line)))
2592
2593 (defun wl-summary-insert-line (line)
2594   "Insert LINE in the Summary."
2595   (if wl-use-highlight-mouse-line
2596       ;; remove 'mouse-face of current line.
2597       (put-text-property
2598        (save-excursion (beginning-of-line)(point))
2599        (save-excursion (end-of-line)(point))
2600        'mouse-face nil))
2601   (insert line "\n")
2602   (if wl-use-highlight-mouse-line
2603       ;; remove 'mouse-face of current line.
2604       (put-text-property
2605        (save-excursion (beginning-of-line)(point))
2606        (save-excursion (end-of-line)(point))
2607        'mouse-face nil))
2608   (ignore-errors
2609     (run-hooks 'wl-summary-line-inserted-hook)))
2610
2611 (defun wl-summary-insert-sequential (entity msgdb &rest args)
2612   (let ((inhibit-read-only t)
2613         buffer-read-only)
2614     (goto-char (point-max))
2615     (wl-summary-insert-line
2616      (wl-summary-create-line entity nil nil
2617                              (elmo-msgdb-get-mark
2618                               msgdb
2619                               (elmo-msgdb-overview-entity-get-number
2620                                entity))))))
2621
2622 (defun wl-summary-default-subject-filter (subject)
2623   (let ((case-fold-search t))
2624     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2625     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2626     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2627
2628 (defun wl-summary-subject-equal (subject1 subject2)
2629   (string= (funcall wl-summary-subject-filter-function subject1)
2630            (funcall wl-summary-subject-filter-function subject2)))
2631
2632 (defmacro wl-summary-put-alike (alike)
2633   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2634                         (, alike)
2635                         wl-summary-alike-hashtb)))
2636
2637 (defmacro wl-summary-get-alike ()
2638   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2639                         wl-summary-alike-hashtb)))
2640
2641 (defun wl-summary-insert-headers (overview func mime-decode)
2642   (message "Creating subject cache...")
2643   (let (ov this last alike)
2644     (buffer-disable-undo (current-buffer))
2645     (make-local-variable 'wl-summary-alike-hashtb)
2646     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2647     (when mime-decode
2648       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2649     (while (setq ov (pop overview))
2650       (setq this (funcall func ov))
2651       (and this (setq this (std11-unfold-string this)))
2652       (if (equal last this)
2653           (wl-append alike (list ov))
2654         (when last
2655           (wl-summary-put-alike alike)
2656           (insert last ?\n))
2657         (setq alike (list ov)
2658               last this)))
2659     (when last
2660       (wl-summary-put-alike alike)
2661       (insert last ?\n))
2662     (when mime-decode
2663       (decode-mime-charset-region (point-min) (point-max)
2664                                   elmo-mime-charset)
2665       (when (eq mime-decode 'mime)
2666         (eword-decode-region (point-min) (point-max))))
2667     (message "Creating subject cache...done")
2668     (run-hooks 'wl-summary-insert-headers-hook)))
2669
2670 (defun wl-summary-search-by-subject (entity overview)
2671   (let ((summary-buf (current-buffer))
2672         (buf (get-buffer-create wl-summary-search-buf-name))
2673         (folder-name (wl-summary-buffer-folder-name))
2674         match founds found-entity)
2675     (with-current-buffer buf
2676       (let ((case-fold-search t))
2677         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2678                   (zerop (buffer-size)))
2679           (setq wl-summary-search-buf-folder-name folder-name)
2680           (wl-summary-insert-headers
2681            overview
2682            (function
2683             (lambda (x)
2684               (funcall wl-summary-subject-filter-function
2685                (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2686            t))
2687         (setq match (funcall wl-summary-subject-filter-function
2688                              (elmo-msgdb-overview-entity-get-subject entity)))
2689         (if (string= match "")
2690             (setq match "\n"))
2691         (goto-char (point-min))
2692         (while (and (not founds)
2693                     (not (= (point) (point-max)))
2694                     (search-forward match nil t))
2695           ;; check exactly match
2696           (when (and (eolp)
2697                      (= (point-at-bol)
2698                         (match-beginning 0)))
2699             (setq found-entity (wl-summary-get-alike))
2700             (if (and found-entity
2701                      ;; Is founded entity myself or children?
2702                      (not (string=
2703                            (elmo-msgdb-overview-entity-get-id entity)
2704                            (elmo-msgdb-overview-entity-get-id
2705                             (car found-entity))))
2706                      (with-current-buffer summary-buf
2707                        (not (wl-thread-descendant-p
2708                              (elmo-msgdb-overview-entity-get-number entity)
2709                              (elmo-msgdb-overview-entity-get-number
2710                               (car found-entity))))))
2711                 ;; return matching entity
2712                 (setq founds found-entity))))
2713         (if founds
2714             (car founds))))))
2715
2716 (defun wl-summary-insert-thread-entity (entity msgdb update
2717                                                &optional force-insert)
2718   (let* ((overview (elmo-msgdb-get-overview msgdb))
2719          this-id
2720          parent-entity
2721          parent-number
2722          (case-fold-search t)
2723          cur number overview2 cur-entity linked retval delayed-entity
2724          update-list entity-stack)
2725     (while entity
2726       (setq this-id (elmo-msgdb-overview-entity-get-id entity)
2727             parent-entity
2728             (elmo-msgdb-get-parent-entity entity msgdb)
2729             parent-number (elmo-msgdb-overview-entity-get-number
2730                            parent-entity))
2731       (setq number (elmo-msgdb-overview-entity-get-number entity))
2732       ;; If thread loop detected, set parent as nil.
2733       (setq cur entity)
2734       (while cur
2735         (if (eq number (elmo-msgdb-overview-entity-get-number
2736                         (setq cur
2737                               (elmo-msgdb-get-parent-entity cur msgdb))))
2738             (setq parent-number nil
2739                   cur nil)))
2740       (if (and parent-number
2741                (not (wl-thread-get-entity parent-number))
2742                (not force-insert))
2743           ;; parent exists in overview, but not in wl-thread-entities
2744           (progn
2745             (wl-append wl-summary-delayed-update
2746                        (list (cons parent-number entity)))
2747             (setq entity nil)) ;; exit loop
2748         ;; Search parent by subject.
2749         (when (and (null parent-number)
2750                    wl-summary-search-parent-by-subject-regexp
2751                    (string-match
2752                     wl-summary-search-parent-by-subject-regexp
2753                     (elmo-msgdb-overview-entity-get-subject entity)))
2754           (let ((found (wl-summary-search-by-subject entity overview)))
2755             (when (and found
2756                        (not (member found wl-summary-delayed-update)))
2757               (setq parent-entity found)
2758               (setq parent-number
2759                     (elmo-msgdb-overview-entity-get-number parent-entity))
2760               (setq linked t))))
2761         ;; If subject is change, divide thread.
2762         (if (and parent-number
2763                  wl-summary-divide-thread-when-subject-changed
2764                  (not (wl-summary-subject-equal
2765                        (or (elmo-msgdb-overview-entity-get-subject
2766                             entity) "")
2767                        (or (elmo-msgdb-overview-entity-get-subject
2768                             parent-entity) ""))))
2769             (setq parent-number nil))
2770         (setq retval
2771               (wl-thread-insert-message entity
2772                                         number parent-number update linked))
2773         (and retval
2774              (wl-append update-list (list retval)))
2775         (setq entity nil) ; exit loop
2776         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2777           (setq wl-summary-delayed-update
2778                 (delq delayed-entity wl-summary-delayed-update))
2779           ;; update delayed message
2780           (wl-append entity-stack (list (cdr delayed-entity)))))
2781       (if (and (not entity)
2782                entity-stack)
2783           (setq entity (pop entity-stack))))
2784     update-list))
2785
2786 (defun wl-summary-update-thread (entity
2787                                  thr-entity
2788                                  parent-entity)
2789   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2790          (overview-entity entity)
2791          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2792          (number (elmo-msgdb-overview-entity-get-number entity))
2793          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity)))
2794     (cond
2795      ((or (not parent-id)
2796           (string= this-id parent-id))
2797       (goto-char (point-max))
2798       (beginning-of-line))
2799      ;; parent already exists in buffer.
2800      ((wl-summary-jump-to-msg parent-number)
2801       (wl-thread-goto-bottom-of-sub-thread)))
2802     (let ((inhibit-read-only t)
2803           (buffer-read-only nil))
2804       (wl-summary-insert-line
2805        (wl-summary-create-line
2806         entity
2807         parent-entity
2808         nil
2809         (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) number)
2810         (wl-thread-maybe-get-children-num number)
2811         (wl-thread-make-indent-string thr-entity)
2812         (wl-thread-entity-get-linked thr-entity))))))
2813
2814 (defun wl-summary-mark-as-unread (&optional number
2815                                             no-server-update
2816                                             no-modeline-update)
2817   (interactive)
2818   (save-excursion
2819     (let* (eol
2820           (inhibit-read-only t)
2821           (buffer-read-only nil)
2822           (folder wl-summary-buffer-elmo-folder)
2823           (msgdb (wl-summary-buffer-msgdb))
2824 ;;;       (number-alist (elmo-msgdb-get-number-alist msgdb))
2825           new-mark visible mark cur-mark)
2826       (if number
2827           (progn
2828             (setq visible (wl-summary-jump-to-msg number))
2829             (unless (setq mark (elmo-msgdb-get-mark msgdb number))
2830               (setq mark " ")))
2831         ;; interactive
2832         (setq visible t))
2833       (when visible
2834         (if (null (wl-summary-message-number))
2835             (message "No message.")
2836           (end-of-line)
2837           (setq eol (point))
2838           (wl-summary-goto-previous-message-beginning)))
2839       (if (or (and (not visible)
2840                    ;; already exists in msgdb.
2841                    (elmo-msgdb-overview-get-entity number msgdb))
2842               (progn
2843                 ;; visible.
2844                 (setq cur-mark (wl-summary-persistent-mark))
2845                 (or (string= cur-mark " ")
2846                     (string= cur-mark wl-summary-read-uncached-mark))))
2847           (progn
2848             (setq number (or number (wl-summary-message-number)))
2849             (setq mark (or mark cur-mark))
2850             (save-match-data
2851               (setq new-mark (if (string= mark
2852                                           wl-summary-read-uncached-mark)
2853                                  wl-summary-unread-uncached-mark
2854                                (if (elmo-message-use-cache-p folder number)
2855                                    wl-summary-unread-mark
2856                                  wl-summary-unread-uncached-mark))))
2857             ;; server side mark
2858             (unless no-server-update
2859               (save-match-data
2860                 (unless (elmo-folder-unmark-read folder (list number))
2861                   (error "Setting mark failed"))))
2862             (when visible
2863               (delete-backward-char 1)
2864               (insert new-mark))
2865             (elmo-msgdb-set-mark msgdb number new-mark)
2866             (unless no-modeline-update
2867               (setq wl-summary-buffer-unread-count
2868                     (+ 1 wl-summary-buffer-unread-count))
2869               (wl-summary-update-modeline)
2870               (wl-folder-update-unread
2871                (wl-summary-buffer-folder-name)
2872                (+ wl-summary-buffer-unread-count
2873                   wl-summary-buffer-new-count)))
2874             (wl-summary-set-mark-modified)
2875             (if (and visible wl-summary-highlight)
2876                 (wl-highlight-summary-current-line))))))
2877   (set-buffer-modified-p nil))
2878
2879 (defun wl-summary-delete (&optional number)
2880   "Mark a delete mark 'D'.
2881 If optional argument NUMBER is specified, mark message specified by NUMBER."
2882   (interactive)
2883   (let* ((buffer-num (wl-summary-message-number))
2884          (msg-num (or number buffer-num))
2885          mark)
2886     (catch 'done
2887       (when (null msg-num)
2888         (if (interactive-p)
2889             (message "No message."))
2890         (throw 'done nil))
2891       (when (setq mark (wl-summary-get-mark msg-num))
2892         (when (wl-summary-reserve-temp-mark-p mark)
2893           (if (interactive-p)
2894               (error "Already marked as `%s'" mark))
2895           (throw 'done nil))
2896         (wl-summary-unmark msg-num))
2897       (if (or (interactive-p)
2898               (eq number buffer-num))
2899           (wl-summary-mark-line "D"))
2900       (setq wl-summary-buffer-delete-list
2901             (cons msg-num wl-summary-buffer-delete-list))
2902       (if (interactive-p)
2903           (if (eq wl-summary-move-direction-downward nil)
2904               (wl-summary-prev)
2905             (wl-summary-next)))
2906       msg-num)))
2907
2908 (defun wl-summary-remove-destination ()
2909   (save-excursion
2910     (let ((inhibit-read-only t)
2911           (buffer-read-only nil)
2912           (buf (current-buffer))
2913           sol eol rs re)
2914       (beginning-of-line)
2915       (setq sol (point))
2916       (search-forward "\r")
2917       (forward-char -1)
2918       (setq eol (point))
2919       (setq rs (next-single-property-change sol 'wl-summary-destination
2920                                             buf eol))
2921       (setq re (next-single-property-change rs 'wl-summary-destination
2922                                             buf eol))
2923       (put-text-property rs re 'wl-summary-destination nil)
2924       (put-text-property rs re 'invisible nil)
2925       (goto-char re)
2926       (delete-char (- eol re)))))
2927
2928 (defun wl-summary-check-mark (msg mark)
2929   (let ((check-func (cond ((string= mark "o")
2930                            'wl-summary-msg-marked-as-refiled)
2931                           ((string= mark "O")
2932                            'wl-summary-msg-marked-as-copied)
2933                           ((string= mark "D")
2934                            'wl-summary-msg-marked-as-deleted)
2935                           ((string= mark "*")
2936                            'wl-summary-msg-marked-as-target))))
2937     (if check-func
2938         (funcall check-func msg))))
2939
2940 (defun wl-summary-mark-collect (mark &optional begin end)
2941   (save-excursion
2942     (save-restriction
2943       (let (msglist)
2944         (narrow-to-region (or begin (point-min))
2945                           (or end (point-max)))
2946         (goto-char (point-min))
2947         ;; for thread...
2948         (if (eq wl-summary-buffer-view 'thread)
2949             (progn
2950               (while (not (eobp))
2951                 (let* ((number (wl-summary-message-number))
2952                        (entity (wl-thread-get-entity number))
2953                        result)
2954                   ;; opened...only myself is checked.
2955                   (if (wl-summary-check-mark number mark)
2956                       (wl-append msglist (list number)))
2957                   (unless (wl-thread-entity-get-opened entity)
2958                     ;; closed...children is also checked.
2959                     (if (setq result (wl-thread-get-children-msgs-with-mark
2960                                       number
2961                                       mark))
2962                         (wl-append msglist result)))
2963                   (forward-line 1)))
2964               (elmo-uniq-list msglist))
2965           (while (not (eobp))
2966             (when (string= (wl-summary-temp-mark) mark)
2967               (setq msglist (cons (wl-summary-message-number) msglist)))
2968             (forward-line 1)))))))
2969
2970 (defun wl-summary-exec ()
2971   (interactive)
2972   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
2973                         (reverse wl-summary-buffer-delete-list)
2974                         (mapcar 'car wl-summary-buffer-copy-list)))
2975
2976 (defun wl-summary-exec-region (beg end)
2977   (interactive "r")
2978   (message "Collecting marks ...")
2979   (save-excursion
2980     (goto-char beg)
2981     (beginning-of-line)
2982     (setq beg (point))
2983     (goto-char (1- end))
2984     (forward-line)
2985     (setq end (point))
2986     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
2987                           (wl-summary-mark-collect "D" beg end)
2988                           (wl-summary-mark-collect "O" beg end))))
2989
2990 (defun wl-summary-exec-subr (moves dels copies)
2991   (if (not (or moves dels copies))
2992       (message "No marks")
2993     (save-excursion
2994       (let ((del-fld (wl-summary-get-delete-folder
2995                       (wl-summary-buffer-folder-name)))
2996             (start (point))
2997             (unread-marks (list wl-summary-unread-cached-mark
2998                                 wl-summary-unread-uncached-mark
2999                                 wl-summary-new-mark))
3000             (refiles (append moves dels))
3001             (refile-failures 0)
3002             (copy-failures 0)
3003             (copy-len (length copies))
3004             refile-len
3005             dst-msgs                    ; loop counter
3006             result)
3007         (message "Executing ...")
3008         (while dels
3009           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3010             (wl-append wl-summary-buffer-refile-list
3011                        (list (cons (car dels) del-fld)))
3012             (setq wl-summary-buffer-delete-list
3013                   (delete (car dels) wl-summary-buffer-delete-list)))
3014           (setq dels (cdr dels)))
3015         ;; begin refile...
3016         (setq refile-len (length refiles))
3017         (setq dst-msgs
3018               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3019         (goto-char start)               ; avoid moving cursor to
3020                                         ; the bottom line.
3021         (when (> refile-len elmo-display-progress-threshold)
3022           (elmo-progress-set 'elmo-folder-move-messages
3023                              refile-len "Moving messages..."))
3024         (while dst-msgs
3025           (setq result nil)
3026           (condition-case nil
3027               (setq result (elmo-folder-move-messages
3028                             wl-summary-buffer-elmo-folder
3029                             (cdr (car dst-msgs))
3030                             (if (eq 'null (car (car dst-msgs)))
3031                                 'null
3032                               (wl-folder-get-elmo-folder
3033                                (car (car dst-msgs))))
3034                             (wl-summary-buffer-msgdb)
3035                             (not (null (cdr dst-msgs)))
3036                             nil ; no-delete
3037                             nil ; same-number
3038                             unread-marks
3039                             t))
3040             (error nil))
3041           (if result                    ; succeeded.
3042               (progn
3043                 ;; update buffer.
3044                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3045                 ;; update refile-alist.
3046                 (setq wl-summary-buffer-refile-list
3047                       (wl-delete-associations (cdr (car dst-msgs))
3048                                               wl-summary-buffer-refile-list)))
3049             (setq refile-failures
3050                   (+ refile-failures (length (cdr (car dst-msgs))))))
3051           (setq dst-msgs (cdr dst-msgs)))
3052         (elmo-progress-clear 'elmo-folder-move-messages)
3053         ;; end refile
3054         ;; begin cOpy...
3055         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3056         (when (> copy-len elmo-display-progress-threshold)
3057           (elmo-progress-set 'elmo-folder-move-messages
3058                              copy-len "Copying messages..."))
3059         (while dst-msgs
3060           (setq result nil)
3061           (condition-case nil
3062               (setq result (elmo-folder-move-messages
3063                             wl-summary-buffer-elmo-folder
3064                             (cdr (car dst-msgs))
3065                             (wl-folder-get-elmo-folder
3066                              (car (car dst-msgs)))
3067                             (wl-summary-buffer-msgdb)
3068                             (not (null (cdr dst-msgs)))
3069                             t ; t is no-delete (copy)
3070                             nil ; same number
3071                             unread-marks
3072                             t))
3073             (error nil))
3074           (if result                    ; succeeded.
3075               (progn
3076                 ;; update buffer.
3077                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3078                 ;; update copy-alist
3079                 (setq wl-summary-buffer-copy-list
3080                       (wl-delete-associations (cdr (car dst-msgs))
3081                                               wl-summary-buffer-copy-list)))
3082             (setq copy-failures
3083                   (+ copy-failures (length (cdr (car dst-msgs))))))
3084           (setq dst-msgs (cdr dst-msgs)))
3085         ;; Hide progress bar.
3086         (elmo-progress-clear 'elmo-folder-move-messages)
3087         ;; end cOpy
3088         (wl-summary-folder-info-update)
3089         (wl-summary-set-message-modified)
3090         (wl-summary-set-mark-modified)
3091         (run-hooks 'wl-summary-exec-hook)
3092         (unless (and wl-message-buffer
3093                      (eq (wl-summary-message-number)
3094                          (with-current-buffer wl-message-buffer
3095                            wl-message-buffer-cur-number)))
3096           (wl-summary-toggle-disp-msg 'off))
3097         (set-buffer-modified-p nil)
3098         (message (concat "Executing ... done"
3099                          (if (> refile-failures 0)
3100                              (format " (%d refiling failed)" refile-failures)
3101                            "")
3102                          (if (> copy-failures 0)
3103                              (format " (%d copying failed)" copy-failures)
3104                            "")
3105                          "."))))))
3106
3107 (defun wl-summary-read-folder (default &optional purpose ignore-error
3108                                 no-create init)
3109   (let ((fld (completing-read
3110               (format "Folder name %s(%s): " (or purpose "")
3111                       default)
3112               (or wl-folder-completion-function
3113                   (if (memq 'read-folder wl-use-folder-petname)
3114                       (wl-folder-get-entity-with-petname)
3115                     (let (alist)
3116                       (mapatoms
3117                        (lambda (atom)
3118                          (setq alist
3119                                (cons (list (elmo-string
3120                                             (symbol-name atom))) alist)))
3121                        wl-folder-entity-hashtb)
3122                       alist)))
3123               nil nil (or init wl-default-spec)
3124               'wl-read-folder-hist)))
3125     (if (or (string= fld wl-default-spec)
3126             (string= fld ""))
3127         (setq fld default))
3128     (setq fld (elmo-string (wl-folder-get-realname fld)))
3129     (if (string-match "\n" fld)
3130         (error "Not supported folder name: %s" fld))
3131     (unless no-create
3132       (if ignore-error
3133           (condition-case nil
3134               (wl-folder-confirm-existence
3135                (wl-folder-get-elmo-folder
3136                 fld))
3137             (error))
3138         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3139                                       fld))))
3140     fld))
3141
3142 (defun wl-summary-print-destination (msg-num folder)
3143   "Print refile destination on line."
3144   (wl-summary-remove-destination)
3145   (let ((inhibit-read-only t)
3146         (folder (copy-sequence folder))
3147         (buffer-read-only nil)
3148         len rs re c)
3149     (setq len (string-width folder))
3150     (if (< len 1) ()
3151       ;;(end-of-line)
3152       (beginning-of-line)
3153       (search-forward "\r")
3154       (forward-char -1)
3155       (setq re (point))
3156       (setq c 0)
3157       (while (< c len)
3158         (forward-char -1)
3159         (setq c (+ c (char-width (following-char)))))
3160       (and (> c len) (setq folder (concat " " folder)))
3161       (setq rs (point))
3162       (put-text-property rs re 'invisible t)
3163       (put-text-property rs re 'wl-summary-destination t)
3164       (goto-char re)
3165       (wl-highlight-refile-destination-string folder)
3166       (insert folder)
3167       (set-buffer-modified-p nil))))
3168
3169 (defsubst wl-summary-get-mark (number)
3170   "Return a temporal mark of message specified by NUMBER."
3171   (or (and (memq number wl-summary-buffer-delete-list) "D")
3172       (and (assq number wl-summary-buffer-copy-list) "O")
3173       (and (assq number wl-summary-buffer-refile-list) "o")
3174       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3175
3176 (defsubst wl-summary-reserve-temp-mark-p (mark)
3177   "Return t if temporal MARK should be reserved."
3178   (member mark wl-summary-reserve-mark-list))
3179
3180 (defun wl-summary-refile (&optional dst number)
3181   "Put refile mark on current line message.
3182 If optional argument DST is specified, put mark without asking
3183 destination folder.
3184 If optional argument NUMBER is specified, mark message specified by NUMBER.
3185
3186 If folder is read-only, message should be copied.
3187 See `wl-refile-policy-alist' for more details."
3188   (interactive)
3189   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3190                                          (wl-summary-buffer-folder-name))))
3191     (cond ((eq policy 'copy)
3192            (if (interactive-p)
3193                (call-interactively 'wl-summary-copy)
3194              (wl-summary-copy dst number)))
3195           (t
3196            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3197
3198 (defun wl-summary-copy (&optional dst number)
3199   "Put copy mark on current line message.
3200 If optional argument DST is specified, put mark without asking
3201 destination folder.
3202 If optional argument NUMBER is specified, mark message specified by NUMBER."
3203   (interactive)
3204   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3205
3206 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3207   (let* ((buffer-num (wl-summary-message-number))
3208          (msg-num (or number buffer-num))
3209          (msgid (and msg-num
3210                      (elmo-message-field wl-summary-buffer-elmo-folder
3211                                          msg-num 'message-id)))
3212          (entity (and msg-num
3213                       (elmo-msgdb-overview-get-entity
3214                        msg-num (wl-summary-buffer-msgdb))))
3215          (variable
3216           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3217          folder mark already tmp-folder)
3218     (catch 'done
3219       (when (null entity)
3220         ;; msgdb is empty?
3221         (if interactive
3222             (message "Cannot refile."))
3223         (throw 'done nil))
3224       (when (null msg-num)
3225         (if interactive
3226             (message "No message."))
3227         (throw 'done nil))
3228       (when (setq mark (wl-summary-get-mark msg-num))
3229         (when (wl-summary-reserve-temp-mark-p mark)
3230           (if interactive
3231               (error "Already marked as `%s'" mark))
3232           (throw 'done nil)))
3233       (setq folder (and msg-num
3234                         (or dst (wl-summary-read-folder
3235                                  (or (wl-refile-guess entity) wl-trash-folder)
3236                                  (format "for %s" copy-or-refile)))))
3237       ;; Cache folder hack by okada@opaopa.org
3238       (if (and (eq (elmo-folder-type-internal
3239                     (wl-folder-get-elmo-folder
3240                      (wl-folder-get-realname folder))) 'cache)
3241                (not (string= folder
3242                              (setq tmp-folder
3243                                    (concat "'cache/"
3244                                            (elmo-cache-get-path-subr
3245                                             (elmo-msgid-to-cache msgid)))))))
3246           (progn
3247             (setq folder tmp-folder)
3248             (message "Force refile to %s." folder)))
3249       (if (string= folder (wl-summary-buffer-folder-name))
3250           (error "Same folder"))
3251       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3252               (string= folder wl-queue-folder)
3253               (string= folder wl-draft-folder))
3254           (error "Don't %s messages to %s" copy-or-refile folder))
3255       ;; learn for refile.
3256       (if (eq copy-or-refile 'refile)
3257           (wl-refile-learn entity folder))
3258       (wl-summary-unmark msg-num)
3259       (set variable (append
3260                      (symbol-value variable)
3261                      (list (cons msg-num folder))))
3262       (when (or interactive
3263                 (eq number buffer-num))
3264         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3265                                   "o" "O"))
3266         ;; print refile destination
3267         (wl-summary-print-destination msg-num folder))
3268       (if interactive
3269           (if (eq wl-summary-move-direction-downward nil)
3270               (wl-summary-prev)
3271             (wl-summary-next)))
3272       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3273       (setq wl-summary-buffer-prev-refile-destination folder)
3274       msg-num)))
3275
3276 (defun wl-summary-refile-prev-destination ()
3277   "Refile message to previously refiled destination."
3278   (interactive)
3279   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3280                      (wl-summary-message-number))
3281   (if (eq wl-summary-move-direction-downward nil)
3282       (wl-summary-prev)
3283     (wl-summary-next)))
3284
3285 (defun wl-summary-copy-prev-destination ()
3286   "Refile message to previously refiled destination."
3287   (interactive)
3288   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3289                    (wl-summary-message-number))
3290   (if (eq wl-summary-move-direction-downward nil)
3291       (wl-summary-prev)
3292     (wl-summary-next)))
3293
3294 (defsubst wl-summary-no-auto-refile-message-p (msg)
3295   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3296           wl-summary-auto-refile-skip-marks))
3297
3298 (defun wl-summary-auto-refile (&optional open-all)
3299   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3300   (interactive "P")
3301   (message "Marking...")
3302   (save-excursion
3303     (if (and (eq wl-summary-buffer-view 'thread)
3304              open-all)
3305         (wl-thread-open-all))
3306     (let* ((spec (wl-summary-buffer-folder-name))
3307            checked-dsts
3308            (count 0)
3309            number dst thr-entity)
3310       (goto-line 1)
3311       (while (not (eobp))
3312         (setq number (wl-summary-message-number))
3313         (dolist (number (cons number
3314                               (and (eq wl-summary-buffer-view 'thread)
3315                                    ;; process invisible children.
3316                                    (not (wl-thread-entity-get-opened
3317                                          (setq thr-entity
3318                                                (wl-thread-get-entity number))))
3319                                    (wl-thread-entity-get-descendant
3320                                     thr-entity))))
3321           (when (and (not (wl-summary-no-auto-refile-message-p
3322                            number))
3323                      (setq dst
3324                            (wl-folder-get-realname
3325                             (wl-refile-guess-by-rule
3326                              (elmo-msgdb-overview-get-entity
3327                               number (wl-summary-buffer-msgdb)))))
3328                      (not (equal dst spec))
3329                      (let ((pair (assoc dst checked-dsts))
3330                            ret)
3331                        (if pair
3332                            (cdr pair)
3333                          (setq ret
3334                                (condition-case nil
3335                                    (progn
3336                                      (wl-folder-confirm-existence
3337                                       (wl-folder-get-elmo-folder dst))
3338                                      t)
3339                                  (error)))
3340                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3341                          ret)))
3342             (if (wl-summary-refile dst number)
3343                 (incf count))
3344             (message "Marking...%d message(s)." count)))
3345         (forward-line))
3346       (if (eq count 0)
3347           (message "No message was marked.")
3348         (message "Marked %d message(s)." count)))))
3349
3350 (defun wl-summary-unmark (&optional number)
3351   "Unmark marks (temporary, refile, copy, delete)of current line.
3352 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3353   (interactive)
3354   (save-excursion
3355     (beginning-of-line)
3356     (let ((inhibit-read-only t)
3357           (buffer-read-only nil)
3358           visible
3359           msg-num
3360           cur-mark
3361           score-mark)
3362       (if number
3363           (setq visible (wl-summary-jump-to-msg number))
3364         (setq visible t))
3365       ;; Delete mark on buffer.
3366       (when visible
3367         (setq cur-mark (wl-summary-temp-mark))
3368         (if (string= cur-mark " ")
3369             ()
3370           (delete-backward-char 1)
3371           (or number
3372               (setq number (wl-summary-message-number)))
3373           (if (setq score-mark (wl-summary-get-score-mark number))
3374               (insert score-mark)
3375             (insert " ")))
3376         (if (or (string= cur-mark "o")
3377                 (string= cur-mark "O"))
3378             (wl-summary-remove-destination))
3379         (if wl-summary-highlight
3380             (wl-highlight-summary-current-line nil nil score-mark))
3381         (set-buffer-modified-p nil))
3382       ;; Remove from temporal mark structure.
3383       (and number
3384            (wl-summary-delete-mark number)))))
3385
3386 (defun wl-summary-msg-marked-as-target (msg)
3387   (if (memq msg wl-summary-buffer-target-mark-list)
3388       t))
3389
3390 (defun wl-summary-msg-marked-as-copied (msg)
3391   (assq msg wl-summary-buffer-copy-list))
3392
3393 (defun wl-summary-msg-marked-as-deleted (msg)
3394   (if (memq msg wl-summary-buffer-delete-list)
3395       t))
3396
3397 (defun wl-summary-msg-marked-as-refiled (msg)
3398   (assq msg wl-summary-buffer-refile-list))
3399
3400 (defun wl-summary-target-mark (&optional number)
3401   "Put target mark '*' on current message.
3402 If optional argument NUMBER is specified, mark message specified by NUMBER."
3403   (interactive)
3404   (let* ((buffer-num (wl-summary-message-number))
3405          (msg-num (or number buffer-num))
3406          mark)
3407     (catch 'done
3408       (when (null msg-num)
3409         (if (interactive-p)
3410             (message "No message."))
3411         (throw 'done nil))
3412       (when (setq mark (wl-summary-get-mark msg-num))
3413         (when (wl-summary-reserve-temp-mark-p mark)
3414           (if (interactive-p)
3415               (error "Already marked as `%s'" mark))
3416           (throw 'done nil))
3417         (wl-summary-unmark msg-num))
3418       (if (or (interactive-p)
3419               (eq number buffer-num))
3420           (wl-summary-mark-line "*"))
3421       (setq wl-summary-buffer-target-mark-list
3422             (cons msg-num wl-summary-buffer-target-mark-list))
3423       (if (interactive-p)
3424           (if (eq wl-summary-move-direction-downward nil)
3425               (wl-summary-prev)
3426             (wl-summary-next)))
3427       msg-num)))
3428
3429
3430 (defun wl-summary-refile-region (beg end)
3431   "Put refile mark on messages in the region specified by BEG and END."
3432   (interactive "r")
3433   (wl-summary-refile-region-subr "refile" beg end))
3434
3435 (defun wl-summary-copy-region (beg end)
3436   "Put copy mark on messages in the region specified by BEG and END."
3437   (interactive "r")
3438   (wl-summary-refile-region-subr "copy" beg end))
3439
3440 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3441   (save-excursion
3442     (save-restriction
3443       (goto-char beg)
3444       ;; guess by first msg
3445       (let* ((msgid (cdr (assq (wl-summary-message-number)
3446                                (elmo-msgdb-get-number-alist
3447                                 (wl-summary-buffer-msgdb)))))
3448              (function (intern (format "wl-summary-%s" copy-or-refile)))
3449              (entity (assoc msgid (elmo-msgdb-get-overview
3450                                    (wl-summary-buffer-msgdb))))
3451              folder)
3452         (if entity
3453             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3454                                                  (format "for %s"
3455                                                          copy-or-refile))))
3456         (narrow-to-region beg end)
3457         (if (eq wl-summary-buffer-view 'thread)
3458             (progn
3459               (while (not (eobp))
3460                 (let* ((number (wl-summary-message-number))
3461                        (entity (wl-thread-get-entity number))
3462                        children)
3463                   (if (wl-thread-entity-get-opened entity)
3464                       ;; opened...refile line.
3465                       (funcall function folder number)
3466                     ;; closed
3467                     (setq children (wl-thread-get-children-msgs number))
3468                     (while children
3469                       (funcall function folder (pop children))))
3470                   (forward-line 1))))
3471           (while (not (eobp))
3472             (funcall function folder (wl-summary-message-number))
3473             (forward-line 1)))))))
3474
3475 (defun wl-summary-unmark-region (beg end)
3476   (interactive "r")
3477   (save-excursion
3478     (save-restriction
3479       (narrow-to-region beg end)
3480       (goto-char (point-min))
3481       (if (eq wl-summary-buffer-view 'thread)
3482           (progn
3483             (while (not (eobp))
3484               (let* ((number (wl-summary-message-number))
3485                      (entity (wl-thread-get-entity number)))
3486                 (if (wl-thread-entity-get-opened entity)
3487                     ;; opened...unmark line.
3488                     (wl-summary-unmark)
3489                   ;; closed
3490                   (wl-summary-delete-marks-on-buffer
3491                    (wl-thread-get-children-msgs number))))
3492               (forward-line 1)))
3493         (while (not (eobp))
3494           (wl-summary-unmark)
3495           (forward-line 1))))))
3496
3497 (defun wl-summary-mark-region-subr (function beg end)
3498   (save-excursion
3499     (save-restriction
3500       (narrow-to-region beg end)
3501       (goto-char (point-min))
3502       (if (eq wl-summary-buffer-view 'thread)
3503           (progn
3504             (while (not (eobp))
3505               (let* ((number (wl-summary-message-number))
3506                      (entity (wl-thread-get-entity number))
3507                      (wl-summary-move-direction-downward t)
3508                      children)
3509                 (if (wl-thread-entity-get-opened entity)
3510                     ;; opened...delete line.
3511                     (funcall function number)
3512                   ;; closed
3513                   (setq children (wl-thread-get-children-msgs number))
3514                   (while children
3515                     (funcall function (pop children))))
3516                 (forward-line 1))))
3517         (while (not (eobp))
3518           (funcall function (wl-summary-message-number))
3519           (forward-line 1))))))
3520
3521 (defun wl-summary-delete-region (beg end)
3522   (interactive "r")
3523   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3524
3525 (defun wl-summary-target-mark-region (beg end)
3526   (interactive "r")
3527   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3528
3529 (defun wl-summary-target-mark-all ()
3530   (interactive)
3531   (wl-summary-target-mark-region (point-min) (point-max))
3532   (setq wl-summary-buffer-target-mark-list
3533         (mapcar 'car
3534                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3535
3536 (defun wl-summary-delete-all-mark (mark)
3537   (goto-char (point-min))
3538   (while (not (eobp))
3539     (when (string= (wl-summary-temp-mark) mark)
3540       (wl-summary-unmark))
3541     (forward-line 1))
3542   (cond ((string= mark "*")
3543          (setq wl-summary-buffer-target-mark-list nil))
3544         ((string= mark "D")
3545          (setq wl-summary-buffer-delete-list nil))
3546         ((string= mark "O")
3547          (setq wl-summary-buffer-copy-list nil))
3548         ((string= mark "o")
3549          (setq wl-summary-buffer-refile-list nil))))
3550
3551 (defun wl-summary-unmark-all ()
3552   "Unmark all according to what you input."
3553   (interactive)
3554   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3555         cur-mark)
3556     (save-excursion
3557       (while unmarks
3558         (setq cur-mark (char-to-string (car unmarks)))
3559         (wl-summary-delete-all-mark cur-mark)
3560         (setq unmarks (cdr unmarks))))))
3561
3562 (defun wl-summary-target-mark-thread ()
3563   (interactive)
3564   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3565
3566 (defun wl-summary-target-mark-msgs (msgs)
3567   "Return the number of marked messages."
3568   (let ((i 0) num)
3569     (while msgs
3570       (if (eq wl-summary-buffer-view 'thread)
3571           (wl-thread-jump-to-msg (car msgs))
3572         (wl-summary-jump-to-msg (car msgs)))
3573       (setq num (wl-summary-message-number))
3574       (when (eq num (car msgs))
3575         (wl-summary-target-mark num)
3576         (setq i (1+ i)))
3577       (setq msgs (cdr msgs)))
3578     i))
3579
3580 (defun wl-summary-pick (&optional from-list delete-marks)
3581   (interactive)
3582   (save-excursion
3583     (let* ((condition (car (elmo-parse-search-condition
3584                             (elmo-read-search-condition
3585                              wl-summary-pick-field-default))))
3586            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3587                                        condition
3588                                        from-list))
3589            num)
3590       (if delete-marks
3591           (let ((mlist wl-summary-buffer-target-mark-list))
3592             (while mlist
3593               (when (wl-summary-jump-to-msg (car mlist))
3594                 (wl-summary-unmark))
3595               (setq mlist (cdr mlist)))
3596             (setq wl-summary-buffer-target-mark-list nil)))
3597       (if (and result
3598                (setq num (wl-summary-target-mark-msgs result))
3599                (> num 0))
3600           (if (= num (length result))
3601               (message "%d message(s) are picked." num)
3602             (message "%d(%d) message(s) are picked." num
3603                      (- (length result) num)))
3604         (message "No message was picked.")))))
3605
3606 (defun wl-summary-unvirtual ()
3607   "Exit from current virtual folder."
3608   (interactive)
3609   (if (eq 'filter
3610           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3611       (wl-summary-goto-folder-subr
3612        (elmo-folder-name-internal
3613         (elmo-filter-folder-target-internal
3614          wl-summary-buffer-elmo-folder))
3615        'update nil nil t)
3616     (error "This folder is not filtered")))
3617
3618 (defun wl-summary-virtual (&optional arg)
3619   "Goto virtual folder.
3620 If ARG, exit virtual folder."
3621   (interactive "P")
3622   (if arg
3623       (wl-summary-unvirtual)
3624     (wl-summary-goto-folder-subr (concat "/"
3625                                          (elmo-read-search-condition
3626                                           wl-summary-pick-field-default)
3627                                          "/"
3628                                          (wl-summary-buffer-folder-name))
3629                                  'update nil nil t)))
3630
3631 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3632   "Erase all temp marks from buffer."
3633   (interactive)
3634   (when (or wl-summary-buffer-target-mark-list
3635             wl-summary-buffer-delete-list
3636             wl-summary-buffer-refile-list
3637             wl-summary-buffer-copy-list)
3638     (save-excursion
3639       (goto-char (point-min))
3640       (unless no-msg
3641         (message "Unmarking..."))
3642       (while (not (eobp))
3643         (wl-summary-unmark)
3644         (forward-line 1))
3645       (unless no-msg
3646         (message "Unmarking...done"))
3647       (setq wl-summary-buffer-target-mark-list nil)
3648       (setq wl-summary-buffer-delete-list nil)
3649       (setq wl-summary-buffer-refile-list nil)
3650       (setq wl-summary-buffer-copy-list nil))))
3651
3652 (defun wl-summary-delete-mark (number)
3653   "Delete temporary mark of the message specified by NUMBER."
3654   (cond
3655    ((memq number wl-summary-buffer-target-mark-list)
3656     (setq wl-summary-buffer-target-mark-list
3657           (delq number wl-summary-buffer-target-mark-list)))
3658    ((memq number wl-summary-buffer-delete-list)
3659     (setq wl-summary-buffer-delete-list
3660           (delq number wl-summary-buffer-delete-list)))
3661    (t
3662     (let (pair)
3663       (cond
3664        ((setq pair (assq number wl-summary-buffer-copy-list))
3665         (setq wl-summary-buffer-copy-list
3666               (delq pair wl-summary-buffer-copy-list)))
3667        ((setq pair (assq number wl-summary-buffer-refile-list))
3668         (setq wl-summary-buffer-refile-list
3669               (delq pair wl-summary-buffer-refile-list))))))))
3670
3671 (defsubst wl-summary-temp-mark ()
3672   "Move to the temp-mark column and return mark string."
3673   (move-to-column wl-summary-buffer-temp-mark-column)
3674   (buffer-substring (- (point) 1) (point)))
3675
3676 (defsubst wl-summary-persistent-mark ()
3677   "Move to the persistent-mark column and return mark string."
3678   (move-to-column wl-summary-buffer-persistent-mark-column)
3679   (buffer-substring (- (point) 1) (point)))
3680
3681 (defun wl-summary-mark-line (mark)
3682   "Put MARK on current line.  Return message number."
3683   (save-excursion
3684     (beginning-of-line)
3685     (let ((inhibit-read-only t)
3686           (buffer-read-only nil))
3687       (wl-summary-temp-mark) ; mark
3688       (delete-backward-char 1)
3689       (insert mark)
3690       (if wl-summary-highlight
3691           (wl-highlight-summary-current-line nil nil t))
3692       (set-buffer-modified-p nil))))
3693
3694 (defun wl-summary-target-mark-delete ()
3695   (interactive)
3696   (save-excursion
3697     (goto-char (point-min))
3698     (let (number mlist)
3699       (while (not (eobp))
3700         (when (string= (wl-summary-temp-mark) "*")
3701           (let (wl-summary-buffer-disp-msg)
3702             (when (setq number (wl-summary-message-number))
3703               (wl-summary-delete number)
3704               (setq wl-summary-buffer-target-mark-list
3705                     (delq number wl-summary-buffer-target-mark-list)))))
3706         (forward-line 1))
3707       (setq mlist wl-summary-buffer-target-mark-list)
3708       (while mlist
3709         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3710         (setq wl-summary-buffer-target-mark-list
3711               (delq (car mlist) wl-summary-buffer-target-mark-list))
3712         (setq mlist (cdr mlist))))))
3713
3714 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3715   (interactive "P")
3716   (save-excursion
3717     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3718            (inhibit-read-only t)
3719            (buffer-read-only nil)
3720            (count 0)
3721            (length (length mlist))
3722            (pos (point))
3723            skipped
3724            new-mark)
3725       (while mlist
3726         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3727         (if new-mark
3728             (progn
3729               (message "Prefetching... %d/%d message(s)"
3730                        (setq count (+ 1 count)) length)
3731               (when (wl-summary-jump-to-msg (car mlist))
3732                 (wl-summary-unmark)
3733                 (when new-mark
3734                   (wl-summary-persistent-mark) ; move
3735                   (delete-backward-char 1)
3736                   (insert new-mark)
3737                   (if wl-summary-highlight
3738                       (wl-highlight-summary-current-line))
3739                   (save-excursion
3740                     (goto-char pos)
3741                     (sit-for 0)))))
3742           (setq skipped (cons (car mlist) skipped)))
3743         (setq mlist (cdr mlist)))
3744       (setq wl-summary-buffer-target-mark-list skipped)
3745       (message "Prefetching... %d/%d message(s)." count length)
3746       (set-buffer-modified-p nil))))
3747
3748 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3749   (let ((variable
3750          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3751         (function
3752          (intern (format "wl-summary-%s" copy-or-refile)))
3753         (numlist wl-summary-buffer-number-list)
3754         regexp number msgid entity folder mlist)
3755     (save-excursion
3756       ;; guess by first mark
3757       (while numlist
3758         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3759             (setq number (car numlist)
3760                   numlist nil))
3761         (setq numlist (cdr numlist)))
3762       (when number
3763         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3764                                         number 'message-id)
3765               entity (elmo-msgdb-overview-get-entity
3766                       number (wl-summary-buffer-msgdb)))
3767         (if (null entity)
3768             (error "Cannot %s" copy-or-refile))
3769         (setq folder (wl-summary-read-folder
3770                       (wl-refile-guess entity)
3771                       (format "for %s" copy-or-refile)))
3772         (goto-char (point-min))
3773         (while (not (eobp))
3774           (when (string= (wl-summary-temp-mark) "*")
3775             (let (wl-summary-buffer-disp-msg)
3776               (when (setq number (wl-summary-message-number))
3777                 (funcall function folder number)
3778                 (setq wl-summary-buffer-target-mark-list
3779                       (delq number wl-summary-buffer-target-mark-list)))))
3780           (forward-line 1))
3781         ;; process invisible messages.
3782         (setq mlist wl-summary-buffer-target-mark-list)
3783         (while mlist
3784           (set variable
3785                (append (symbol-value variable)
3786                        (list (cons (car mlist) folder))))
3787           (setq wl-summary-buffer-target-mark-list
3788                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3789           (setq mlist (cdr mlist)))))))
3790
3791 (defun wl-summary-next-buffer ()
3792   "Switch to next summary buffer."
3793   (interactive)
3794   (let ((buffers (sort (wl-collect-summary)
3795                        (lambda (buffer1 buffer2)
3796                          (string-lessp (buffer-name buffer1)
3797                                        (buffer-name buffer2))))))
3798     (switch-to-buffer
3799      (or (cadr (memq (current-buffer) buffers))
3800          (car buffers)))))
3801
3802 (defun wl-summary-previous-buffer ()
3803   "Switch to previous summary buffer."
3804   (interactive)
3805   (let ((buffers (sort (wl-collect-summary)
3806                        (lambda (buffer1 buffer2)
3807                          (not (string-lessp (buffer-name buffer1)
3808                                             (buffer-name buffer2)))))))
3809     (switch-to-buffer
3810      (or (cadr (memq (current-buffer) buffers))
3811          (car buffers)))))
3812
3813 (defun wl-summary-target-mark-copy ()
3814   (interactive)
3815   (wl-summary-target-mark-refile-subr "copy"))
3816
3817 (defun wl-summary-target-mark-refile ()
3818   (interactive)
3819   (wl-summary-target-mark-refile-subr "refile"))
3820
3821 (defun wl-summary-target-mark-mark-as-read ()
3822   (interactive)
3823   (save-excursion
3824     (goto-char (point-min))
3825     (let ((inhibit-read-only t)
3826           (buffer-read-only nil)
3827           wl-summary-buffer-disp-msg
3828           number mlist)
3829       (while (not (eobp))
3830         (when (string= (wl-summary-temp-mark) "*")
3831           ;; delete target-mark from buffer.
3832           (delete-backward-char 1)
3833           (insert " ")
3834           (setq number (wl-summary-message-number))
3835           (wl-summary-mark-as-read number)
3836           (if wl-summary-highlight
3837               (wl-highlight-summary-current-line))
3838           (if number
3839               (setq wl-summary-buffer-target-mark-list
3840                     (delq number wl-summary-buffer-target-mark-list))))
3841         (forward-line 1))
3842       (setq mlist wl-summary-buffer-target-mark-list)
3843       (while mlist
3844         (wl-summary-mark-as-read (car mlist))
3845         (setq wl-summary-buffer-target-mark-list
3846               (delq (car mlist) wl-summary-buffer-target-mark-list))
3847         (setq mlist (cdr mlist)))
3848       (wl-summary-count-unread)
3849       (wl-summary-update-modeline))))
3850
3851 (defun wl-summary-target-mark-mark-as-unread ()
3852   (interactive)
3853   (save-excursion
3854     (goto-char (point-min))
3855     (let ((inhibit-read-only t)
3856           (buffer-read-only nil)
3857           wl-summary-buffer-disp-msg
3858           number mlist)
3859       (while (not (eobp))
3860         (when (string= (wl-summary-temp-mark) "*")
3861           (delete-backward-char 1)
3862           (insert " ")
3863           (setq number (wl-summary-mark-as-unread))
3864           (if wl-summary-highlight
3865               (wl-highlight-summary-current-line))
3866           (if number
3867               (setq wl-summary-buffer-target-mark-list
3868                     (delq number wl-summary-buffer-target-mark-list))))
3869         (forward-line 1))
3870       (setq mlist wl-summary-buffer-target-mark-list)
3871       (while mlist
3872         (wl-summary-mark-as-unread (car mlist))
3873 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
3874         (setq wl-summary-buffer-target-mark-list
3875               (delq (car mlist) wl-summary-buffer-target-mark-list))
3876         (setq mlist (cdr mlist)))
3877       (wl-summary-count-unread)
3878       (wl-summary-update-modeline))))
3879
3880 (defun wl-summary-target-mark-mark-as-important ()
3881   (interactive)
3882   (save-excursion
3883     (goto-char (point-min))
3884     (let ((inhibit-read-only t)
3885           (buffer-read-only nil)
3886           wl-summary-buffer-disp-msg
3887           number mlist)
3888       (while (not (eobp))
3889         (when (string= (wl-summary-temp-mark) "*")
3890           ;; delete target-mark from buffer.
3891           (delete-backward-char 1)
3892           (insert " ")
3893           (setq number (wl-summary-mark-as-important))
3894           (if wl-summary-highlight
3895               (wl-highlight-summary-current-line))
3896           (if number
3897               (setq wl-summary-buffer-target-mark-list
3898                     (delq number wl-summary-buffer-target-mark-list))))
3899         (forward-line 1))
3900       (setq mlist wl-summary-buffer-target-mark-list)
3901       (while mlist
3902         (wl-summary-mark-as-important (car mlist))
3903         (wl-thread-msg-mark-as-important (car mlist))
3904         (setq wl-summary-buffer-target-mark-list
3905               (delq (car mlist) wl-summary-buffer-target-mark-list))
3906         (setq mlist (cdr mlist)))
3907       (wl-summary-count-unread)
3908       (wl-summary-update-modeline))))
3909
3910 (defun wl-summary-target-mark-save ()
3911   (interactive)
3912   (let ((wl-save-dir
3913          (wl-read-directory-name "Save to directory: "
3914                                  wl-temporary-file-directory))
3915         number)
3916     (if (null (file-exists-p wl-save-dir))
3917         (make-directory wl-save-dir))
3918     (while (setq number (car wl-summary-buffer-target-mark-list))
3919       (wl-thread-jump-to-msg number)
3920       (wl-summary-save t wl-save-dir)
3921       (wl-summary-unmark number))))
3922
3923 (defun wl-summary-target-mark-pick ()
3924   (interactive)
3925   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3926
3927 (defun wl-summary-mark-as-read (&optional number no-folder-mark)
3928   (interactive)
3929   (save-excursion
3930     (let ((buffer-read-only nil)
3931           (folder wl-summary-buffer-elmo-folder)
3932           (msgdb (wl-summary-buffer-msgdb))
3933           (case-fold-search nil)
3934           cur-mark mark stat visible uncached new-mark marked)
3935       (setq number (or number (wl-summary-message-number))
3936             visible (if number
3937                         (wl-summary-jump-to-msg number)
3938                       ;; interactive
3939                       t)
3940             mark (elmo-msgdb-get-mark msgdb number))
3941       (cond
3942        ((string= mark wl-summary-new-mark) ; N
3943         (setq stat 'new))
3944        ((string= mark wl-summary-unread-uncached-mark) ; U
3945         (setq stat 'unread))
3946        ((string= mark wl-summary-unread-cached-mark)  ; !
3947         (setq stat 'unread))
3948        ((string= mark wl-summary-read-uncached-mark)  ; u
3949         (setq stat 'read))
3950        (t
3951         ;; no need to mark server.
3952         (setq no-folder-mark t)))
3953       (setq new-mark
3954             (if (and (if (elmo-message-use-cache-p folder number)
3955                          (not (elmo-folder-local-p folder)))
3956                      (not (elmo-file-cache-exists-p
3957                            (elmo-message-field wl-summary-buffer-elmo-folder
3958                                                number 'message-id))))
3959                 wl-summary-read-uncached-mark
3960               nil))
3961       ;; folder mark.
3962       (unless no-folder-mark
3963         (setq marked (elmo-folder-mark-as-read folder (list number))))
3964       (when (or no-folder-mark marked)
3965         (cond ((eq stat 'unread)
3966                (setq wl-summary-buffer-unread-count
3967                      (1- wl-summary-buffer-unread-count)))
3968               ((eq stat 'new)
3969                (setq wl-summary-buffer-new-count
3970                      (1- wl-summary-buffer-new-count))))
3971         (wl-summary-update-modeline)
3972         (wl-folder-update-unread
3973          (wl-summary-buffer-folder-name)
3974          (+ wl-summary-buffer-unread-count
3975             wl-summary-buffer-new-count))
3976         (when stat
3977           ;; set mark on buffer
3978           (when visible
3979             (unless (string= (wl-summary-persistent-mark) new-mark)
3980               (delete-backward-char 1)
3981               (insert (or new-mark " "))))
3982           ;; set msgdb mark.
3983           (unless (string= mark new-mark)
3984             (elmo-msgdb-set-mark msgdb number new-mark))
3985           (wl-summary-set-mark-modified))
3986         (if (and visible wl-summary-highlight)
3987             (wl-highlight-summary-current-line nil nil t)))
3988       (set-buffer-modified-p nil)
3989       (if stat
3990           (run-hooks 'wl-summary-unread-message-hook))
3991       number ;return value
3992       )))
3993
3994 (defun wl-summary-mark-as-important (&optional number
3995                                                mark
3996                                                no-server-update)
3997   (interactive)
3998   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
3999           'internal)
4000       (error "Cannot process mark in this folder"))
4001   (save-excursion
4002     (let* (eol
4003           (inhibit-read-only t)
4004           (buffer-read-only nil)
4005           (folder wl-summary-buffer-elmo-folder)
4006           (msgdb (wl-summary-buffer-msgdb))
4007           (number-alist (elmo-msgdb-get-number-alist msgdb))
4008           message-id visible cur-mark)
4009       (if number
4010           (progn
4011             (setq visible (wl-summary-jump-to-msg number))
4012             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
4013         (setq visible t))
4014       (when visible
4015         (if (null (setq number (wl-summary-message-number)))
4016             (progn
4017               (message "No message.")
4018               (setq visible nil))
4019           (end-of-line)
4020           (setq eol (point))
4021           (wl-summary-goto-previous-message-beginning)))
4022       (if (or (and (not visible)
4023                    ;; already exists in msgdb.
4024                    (elmo-msgdb-overview-get-entity number msgdb))
4025               (setq cur-mark (wl-summary-persistent-mark)))
4026           (progn
4027             (setq number (or number (wl-summary-message-number)))
4028             (setq mark (or mark cur-mark))
4029             (setq message-id (elmo-message-field
4030                               wl-summary-buffer-elmo-folder
4031                               number
4032                               'message-id))
4033             (if (string= mark wl-summary-important-mark)
4034                 (progn
4035                   ;; server side mark
4036                   (save-match-data
4037                     (unless no-server-update
4038                       (elmo-folder-unmark-important folder (list number))
4039                       (elmo-msgdb-global-mark-delete message-id))
4040                     ;; Remove cache if local folder.
4041                     (if (and (elmo-folder-local-p folder)
4042                              (not (eq 'mark
4043                                       (elmo-folder-type-internal folder))))
4044                         (elmo-file-cache-delete
4045                          (elmo-file-cache-get-path message-id))))
4046                   (when visible
4047                     (delete-backward-char 1)
4048                     (insert " "))
4049                   (elmo-msgdb-set-mark msgdb number nil))
4050               ;; server side mark
4051               (save-match-data
4052                 (unless no-server-update
4053                   (elmo-folder-mark-as-important folder (list number))))
4054               (when visible
4055                 (delete-backward-char 1)
4056                 (insert wl-summary-important-mark))
4057               (elmo-msgdb-set-mark msgdb number
4058                                    wl-summary-important-mark)
4059               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4060                   (elmo-folder-mark-as-read folder (list number))
4061                 ;; Force cache message.
4062                 (elmo-message-encache folder number 'read))
4063               (unless no-server-update
4064                 (elmo-msgdb-global-mark-set message-id
4065                                             wl-summary-important-mark)))
4066             (wl-summary-set-mark-modified)))
4067       (if (and visible wl-summary-highlight)
4068           (wl-highlight-summary-current-line nil nil t))))
4069   (set-buffer-modified-p nil)
4070   number)
4071
4072 ;;; Summary line.
4073 (defvar wl-summary-line-formatter nil)
4074
4075 (defun wl-summary-view-old-p ()
4076   "Return non-nil when summary view cache has old format."
4077   (save-excursion
4078     (goto-char (point-min))
4079     (and wl-summary-buffer-number-list
4080          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
4081
4082 (defun wl-summary-line-format-changed-p ()
4083   "Return non-nil when summary line format is changed."
4084   (not (string=
4085         wl-summary-buffer-line-format
4086         (or (elmo-object-load (expand-file-name
4087                                wl-summary-line-format-file
4088                                (elmo-folder-msgdb-path
4089                                 wl-summary-buffer-elmo-folder))
4090                               wl-summary-buffer-mime-charset)
4091             wl-summary-buffer-line-format))))
4092
4093 (defun wl-summary-line-format-save ()
4094   "Save current summary line format."
4095   (elmo-object-save
4096    (expand-file-name wl-summary-line-format-file
4097                      (elmo-folder-msgdb-path
4098                       wl-summary-buffer-elmo-folder))
4099    wl-summary-buffer-line-format
4100    wl-summary-buffer-mime-charset))
4101
4102 (defun wl-summary-line-number ()
4103   (wl-set-string-width
4104    (- wl-summary-buffer-number-column)
4105    (number-to-string
4106     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4107
4108 (defun wl-summary-line-year ()
4109   (aref wl-datevec 0))
4110 (defun wl-summary-line-month ()
4111   (format "%02d" (aref wl-datevec 1)))
4112 (defun wl-summary-line-day ()
4113   (format "%02d" (aref wl-datevec 2)))
4114 (defun wl-summary-line-day-of-week ()
4115   (condition-case nil
4116       (elmo-date-get-week (aref wl-datevec 0)
4117                           (aref wl-datevec 1)
4118                           (aref wl-datevec 2))
4119     (error "??")))
4120 (defun wl-summary-line-hour ()
4121   (format "%02d" (aref wl-datevec 3)))
4122 (defun wl-summary-line-minute ()
4123   (format "%02d" (aref wl-datevec 4)))
4124
4125 (defun wl-summary-line-size ()
4126   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4127     (if size
4128         (cond
4129          ((<= 1 (/ size 1048576))
4130           (format "%.0fM" (/ size 1048576.0)))
4131          ((<= 1 (/ size 1024))
4132           (format "%.0fK" (/ size 1024.0)))
4133          (t (format "%dB" size)))
4134       "")))
4135
4136 (defvar wl-summary-line-subject-minimum-length nil)
4137 (defun wl-summary-line-subject ()
4138   (let (no-parent subject parent-raw-subject parent-subject)
4139     (if (string= wl-thr-indent-string "")
4140         (setq no-parent t)) ; no parent
4141     (setq subject
4142           (elmo-delete-char ?\n
4143                             (or (elmo-msgdb-overview-entity-get-subject
4144                                  wl-message-entity)
4145                                 wl-summary-no-subject-message)))
4146     (setq parent-raw-subject
4147           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4148     (setq parent-subject
4149           (if parent-raw-subject
4150               (elmo-delete-char ?\n parent-raw-subject)))
4151     (setq subject
4152           (if (or no-parent
4153                   (null parent-subject)
4154                   (not (wl-summary-subject-equal
4155                         subject parent-subject)))
4156               (funcall wl-summary-subject-function subject)
4157             ""))
4158     (when (and wl-summary-line-subject-minimum-length
4159                (< (string-width subject)
4160                   wl-summary-line-subject-minimum-length))
4161       (while (< (string-width subject)
4162                 wl-summary-line-subject-minimum-length)
4163         (setq subject (concat subject " "))))
4164     (if (and (not wl-summary-width)
4165              wl-summary-subject-length-limit)
4166         (truncate-string subject
4167                          wl-summary-subject-length-limit)
4168       subject)))
4169
4170 (defun wl-summary-line-from ()
4171   (elmo-delete-char ?\n
4172                     (funcall wl-summary-from-function
4173                              (elmo-msgdb-overview-entity-get-from
4174                               wl-message-entity))))
4175
4176 (defun wl-summary-line-list-info ()
4177   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4178     (if (and (car list-info) (cdr list-info))
4179         (format "(%s %05d)" (car list-info) (cdr list-info))
4180       "")))
4181
4182 (defun wl-summary-line-list-count ()
4183   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4184     (if ml-count
4185         (format "%.0f" ml-count)
4186       "")))
4187
4188 (defun wl-summary-line-attached ()
4189   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4190                        wl-message-entity "content-type")))
4191     (if (and content-type
4192              (string-match "multipart/mixed" content-type))
4193         "@"
4194       "")))
4195
4196 (defun wl-summary-create-line (wl-message-entity
4197                                wl-parent-message-entity
4198                                wl-temp-mark
4199                                wl-persistent-mark
4200                                &optional
4201                                wl-thr-children-number
4202                                wl-thr-indent-string
4203                                wl-thr-linked)
4204   "Create a summary line."
4205   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4206         (elmo-mime-charset wl-summary-buffer-mime-charset)
4207         (elmo-lang wl-summary-buffer-weekday-name-lang)
4208         (wl-datevec (or (ignore-errors (timezone-fix-time
4209                                         (elmo-msgdb-overview-entity-get-date
4210                                          wl-message-entity)
4211                                         nil
4212                                         wl-summary-fix-timezone))
4213                         (make-vector 5 0)))
4214         (entity wl-message-entity) ; backward compatibility.
4215         line mark)
4216     (if (and wl-thr-indent-string
4217              wl-summary-indent-length-limit
4218              (< wl-summary-indent-length-limit
4219                 (string-width wl-thr-indent-string)))
4220         (setq wl-thr-indent-string (wl-set-string-width
4221                                     wl-summary-indent-length-limit
4222                                     wl-thr-indent-string)))
4223     (setq line (funcall wl-summary-buffer-line-formatter))
4224     (if wl-summary-width (setq line
4225                                (wl-set-string-width
4226                                 (- wl-summary-width 1) line nil
4227                                 'ignore-invalid)))
4228     (setq line (concat line
4229                        "\r"
4230                        (number-to-string
4231                         (elmo-msgdb-overview-entity-get-number
4232                          wl-message-entity))))
4233     (if wl-summary-highlight
4234         (wl-highlight-summary-line-string line
4235                                           wl-persistent-mark
4236                                           wl-temp-mark
4237                                           wl-thr-indent-string))
4238     line))
4239
4240 (defsubst wl-summary-proc-wday (wday-str year month mday)
4241   (save-match-data
4242     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4243         (wl-match-string 1 wday-str)
4244       (elmo-date-get-week year month mday))))
4245
4246 (defvar wl-summary-move-spec-plugged-alist
4247   (` ((new . ((t . nil)
4248               (p . (, wl-summary-new-mark))
4249               (p . (, (wl-regexp-opt
4250                        (list wl-summary-unread-uncached-mark
4251                              wl-summary-unread-cached-mark))))
4252               (p . (, (regexp-quote wl-summary-important-mark)))))
4253       (unread . ((t . nil)
4254                  (p . (, (wl-regexp-opt
4255                           (list wl-summary-new-mark
4256                                 wl-summary-unread-uncached-mark
4257                                 wl-summary-unread-cached-mark))))
4258                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4259
4260 (defvar wl-summary-move-spec-unplugged-alist
4261   (` ((new . ((t . nil)
4262               (p . (, wl-summary-unread-cached-mark))
4263               (p . (, (regexp-quote wl-summary-important-mark)))))
4264       (unread . ((t . nil)
4265                  (p . (, wl-summary-unread-cached-mark))
4266                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4267
4268 (defsubst wl-summary-next-message (num direction hereto)
4269   (if wl-summary-buffer-next-message-function
4270       (funcall wl-summary-buffer-next-message-function num direction hereto)
4271     (let ((cur-spec (cdr (assq wl-summary-move-order
4272                                (if (elmo-folder-plugged-p
4273                                     wl-summary-buffer-elmo-folder)
4274                                    wl-summary-move-spec-plugged-alist
4275                                  wl-summary-move-spec-unplugged-alist))))
4276           (nums (memq num (if (eq direction 'up)
4277                               (reverse wl-summary-buffer-number-list)
4278                             wl-summary-buffer-number-list)))
4279           marked-list nums2)
4280       (unless hereto (setq nums (cdr nums)))
4281       (setq nums2 nums)
4282       (if cur-spec
4283           (catch 'done
4284             (while cur-spec
4285               (setq nums nums2)
4286               (cond ((eq (car (car cur-spec)) 'p)
4287                      (if (setq marked-list
4288                                (elmo-folder-list-messages-mark-match
4289                                 wl-summary-buffer-elmo-folder
4290                                 (cdr (car cur-spec))))
4291                          (while nums
4292                            (if (memq (car nums) marked-list)
4293                                (throw 'done (car nums)))
4294                            (setq nums (cdr nums)))))
4295                     ((eq (car (car cur-spec)) 't)
4296                      (if wl-summary-buffer-target-mark-list
4297                          (while nums
4298                            (if (memq (car nums)
4299                                      wl-summary-buffer-target-mark-list)
4300                                (throw 'done (car nums)))
4301                            (setq nums (cdr nums))))))
4302               (setq cur-spec (cdr cur-spec))))
4303         (car nums)))))
4304
4305 (defsubst wl-summary-cursor-move (direction hereto)
4306   (when (and (eq direction 'up)
4307              (eobp))
4308     (forward-line -1)
4309     (setq hereto t))
4310   (let (num)
4311     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4312                                              direction hereto))
4313       (if (numberp num)
4314           (wl-thread-jump-to-msg num))
4315       t)))
4316 ;;
4317 ;; Goto unread or important
4318 ;; returns t if next message exists in this folder.
4319 (defun wl-summary-cursor-down (&optional hereto)
4320   (interactive "P")
4321   (wl-summary-cursor-move 'down hereto))
4322
4323 (defun wl-summary-cursor-up (&optional hereto)
4324   (interactive "P")
4325   (wl-summary-cursor-move 'up hereto))
4326
4327 (defun wl-summary-save-view-cache ()
4328   (save-excursion
4329     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4330            (cache (expand-file-name wl-summary-cache-file dir))
4331            (view (expand-file-name wl-summary-view-file dir))
4332            (save-view wl-summary-buffer-view)
4333            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4334            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4335            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4336            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4337            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4338            (temp-column wl-summary-buffer-temp-mark-column)
4339            (charset wl-summary-buffer-mime-charset))
4340       (if (file-directory-p dir)
4341           (); ok.
4342         (if (file-exists-p dir)
4343             (error "File %s already exists" dir)
4344           (elmo-make-directory dir)))
4345       (if (eq save-view 'thread)
4346           (wl-thread-save-entity dir))
4347       (when wl-summary-check-line-format
4348         (wl-summary-line-format-save))
4349       (unwind-protect
4350           (progn
4351             (when (file-writable-p cache)
4352               (copy-to-buffer tmp-buffer (point-min) (point-max))
4353               (with-current-buffer tmp-buffer
4354                 (widen)
4355                 (make-local-variable 'wl-summary-highlight)
4356                 (setq wl-summary-highlight nil
4357                       wl-summary-buffer-target-mark-list mark-list
4358                       wl-summary-buffer-refile-list refile-list
4359                       wl-summary-buffer-copy-list copy-list
4360                       wl-summary-buffer-delete-list delete-list
4361                       wl-summary-buffer-temp-mark-column temp-column)
4362                 (wl-summary-delete-all-temp-marks)
4363                 (encode-coding-region
4364                  (point-min) (point-max)
4365                  (or (mime-charset-to-coding-system charset 'LF)
4366                      ;; Mule 2 doesn't have `*ctext*unix'.
4367                      (mime-charset-to-coding-system charset)))
4368                 (write-region-as-binary (point-min)(point-max)
4369                                         cache nil 'no-msg)))
4370             (when (file-writable-p view) ; 'thread or 'sequence
4371               (save-excursion
4372                 (set-buffer tmp-buffer)
4373                 (erase-buffer)
4374                 (prin1 save-view tmp-buffer)
4375                 (princ "\n" tmp-buffer)
4376                 (write-region (point-min) (point-max) view nil 'no-msg))))
4377         ;; kill tmp buffer.
4378         (kill-buffer tmp-buffer)))))
4379
4380 (defsubst wl-summary-get-sync-range (folder)
4381   (intern (or (and
4382                (elmo-folder-plugged-p folder)
4383                (wl-get-assoc-list-value
4384                 wl-folder-sync-range-alist
4385                 (elmo-folder-name-internal folder)))
4386               wl-default-sync-range)))
4387
4388 ;; redefined for wl-summary-sync-update
4389 (defun wl-summary-input-range (folder)
4390   "returns update or all or rescan."
4391   ;; for the case when parts are expanded in the bottom of the folder
4392   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4393                             "cache-status"
4394                             "no-sync" "rescan-noscore" "all-visible"))
4395         (default (or (wl-get-assoc-list-value
4396                       wl-folder-sync-range-alist
4397                       folder)
4398                      wl-default-sync-range))
4399         range)
4400     (setq range
4401           (completing-read (format "Range (%s): " default)
4402                            (mapcar
4403                             (function (lambda (x) (cons x x)))
4404                             input-range-list)))
4405     (if (string= range "")
4406         default
4407       range)))
4408
4409 (defun wl-summary-toggle-disp-folder (&optional arg)
4410   (interactive)
4411   (let ((cur-buf (current-buffer))
4412         (summary-win (get-buffer-window (current-buffer)))
4413         fld-buf fld-win)
4414     (cond
4415      ((eq arg 'on)
4416       (setq wl-summary-buffer-disp-folder t)
4417       ;; hide your folder window
4418       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4419           (if (setq fld-win (get-buffer-window fld-buf))
4420               (delete-window fld-win))))
4421      ((eq arg 'off)
4422       (setq wl-summary-buffer-disp-folder nil)
4423       ;; hide your wl-message window!
4424       (when (buffer-live-p wl-message-buffer)
4425         (wl-message-select-buffer wl-message-buffer)
4426         (delete-window))
4427       (select-window (get-buffer-window cur-buf))
4428       ;; display wl-folder window!!
4429       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4430           (if (setq fld-win (get-buffer-window fld-buf))
4431               ;; folder win is already displayed.
4432               (select-window fld-win)
4433             ;; folder win is not displayed.
4434             (switch-to-buffer fld-buf))
4435         ;; no folder buf
4436         (wl-folder))
4437       ;; temporarily delete summary-win.
4438       (if summary-win
4439           (delete-window summary-win))
4440       (split-window-horizontally wl-folder-window-width)
4441       (other-window 1)
4442       (switch-to-buffer cur-buf))
4443      (t
4444       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4445           (if (setq fld-win (get-buffer-window fld-buf))
4446               (setq wl-summary-buffer-disp-folder nil)
4447             (setq wl-summary-buffer-disp-folder t)))
4448       (if (not wl-summary-buffer-disp-folder)
4449           ;; hide message window
4450           (let ((mes-win (and wl-message-buffer
4451                               (get-buffer-window wl-message-buffer)))
4452                 (wl-stay-folder-window t))
4453             (if mes-win (delete-window mes-win))
4454             ;; hide your folder window
4455             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4456                 (if (setq fld-win (get-buffer-window fld-buf))
4457                     (progn
4458                       (delete-window (get-buffer-window cur-buf))
4459                       (select-window fld-win)
4460                       (switch-to-buffer cur-buf))))
4461             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4462             ;; resume message window.
4463             (when mes-win
4464               (wl-message-select-buffer wl-message-buffer)
4465               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4466               (select-window (get-buffer-window cur-buf))))
4467         ;; hide message window
4468         (let ((wl-stay-folder-window t)
4469               (mes-win (and wl-message-buffer
4470                             (get-buffer-window wl-message-buffer))))
4471           (if mes-win (delete-window mes-win))
4472           (select-window (get-buffer-window cur-buf))
4473           ;; display wl-folder window!!
4474           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4475               (if (setq fld-win (get-buffer-window fld-buf))
4476                   ;; folder win is already displayed.
4477                   (select-window fld-win)
4478                 ;; folder win is not displayed...occupy all.
4479                 (switch-to-buffer fld-buf))
4480             ;; no folder buf
4481             (wl-folder))
4482           (split-window-horizontally wl-folder-window-width)
4483           (other-window 1)
4484           (switch-to-buffer cur-buf)
4485           ;; resume message window.
4486           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4487           (when mes-win
4488             (wl-message-select-buffer wl-message-buffer)
4489             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4490             (select-window (get-buffer-window cur-buf))))))))
4491   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4492
4493 (defun wl-summary-toggle-disp-msg (&optional arg)
4494   (interactive)
4495   (let ((cur-buf (current-buffer))
4496         fld-buf fld-win
4497         summary-win)
4498     (cond
4499      ((eq arg 'on)
4500       (setq wl-summary-buffer-disp-msg t)
4501       (save-excursion
4502         ;; hide your folder window
4503         (if (and (not wl-stay-folder-window)
4504                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4505             (if (setq fld-win (get-buffer-window fld-buf))
4506                 (unless (one-window-p fld-win)
4507                   (delete-window fld-win))))))
4508      ((eq arg 'off)
4509       (wl-delete-all-overlays)
4510       (setq wl-summary-buffer-disp-msg nil)
4511       (save-excursion
4512         (when (buffer-live-p wl-message-buffer)
4513           (wl-message-select-buffer wl-message-buffer)
4514           (delete-window)
4515           (and (get-buffer-window cur-buf)
4516                (select-window (get-buffer-window cur-buf))))
4517         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4518      (t
4519       (if (and wl-message-buffer
4520                (get-buffer-window wl-message-buffer)) ; already displayed
4521           (setq wl-summary-buffer-disp-msg nil)
4522         (setq wl-summary-buffer-disp-msg t))
4523       (if wl-summary-buffer-disp-msg
4524           (progn
4525             (wl-summary-redisplay)
4526 ;;; hide your folder window
4527 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4528 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4529 ;;;             (delete-window fld-win)))
4530             (run-hooks 'wl-summary-toggle-disp-on-hook))
4531         (wl-delete-all-overlays)
4532         (save-excursion
4533           (wl-message-select-buffer wl-message-buffer)
4534           (delete-window)
4535           (select-window (get-buffer-window cur-buf))
4536           (run-hooks 'wl-summary-toggle-disp-off-hook))
4537 ;;;     (switch-to-buffer cur-buf)
4538         )))))
4539
4540 (defun wl-summary-next-line-content ()
4541   "Show next line of the message."
4542   (interactive)
4543   (let ((cur-buf (current-buffer)))
4544     (wl-summary-toggle-disp-msg 'on)
4545     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4546       (set-buffer cur-buf)
4547       (wl-message-next-page 1))))
4548
4549 (defun wl-summary-prev-line-content ()
4550   (interactive)
4551   (let ((cur-buf (current-buffer)))
4552     (wl-summary-toggle-disp-msg 'on)
4553     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4554       (set-buffer cur-buf)
4555       (wl-message-prev-page 1))))
4556
4557 (defun wl-summary-next-page ()
4558   (interactive)
4559   (let ((cur-buf (current-buffer)))
4560     (wl-summary-toggle-disp-msg 'on)
4561     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4562       (set-buffer cur-buf)
4563       (wl-message-next-page))))
4564
4565 (defun wl-summary-prev-page ()
4566   (interactive)
4567   (let ((cur-buf (current-buffer)))
4568     (wl-summary-toggle-disp-msg 'on)
4569     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4570       (set-buffer cur-buf)
4571       (wl-message-prev-page))))
4572
4573 (defsubst wl-summary-no-mime-p (folder)
4574   (wl-string-match-member (elmo-folder-name-internal folder)
4575                           wl-summary-no-mime-folder-list))
4576
4577 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4578   "Set message buffer.
4579 If message is not displayed yet, display it.
4580 Return t if message exists."
4581   (let ((folder wl-summary-buffer-elmo-folder)
4582         (number (wl-summary-message-number))
4583         cur-folder cur-number message-last-pos)
4584     (when (buffer-live-p wl-message-buffer)
4585       (save-window-excursion
4586         (wl-message-select-buffer wl-message-buffer)
4587         (setq cur-folder wl-message-buffer-cur-folder)
4588         (setq cur-number wl-message-buffer-cur-number)))
4589     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4590              (eq number (or cur-number 0)))
4591         (progn
4592           (set-buffer wl-message-buffer)
4593           t)
4594       (if (wl-summary-no-mime-p folder)
4595           (wl-summary-redisplay-no-mime-internal folder number)
4596         (wl-summary-redisplay-internal folder number))
4597       (when (buffer-live-p wl-message-buffer)
4598         (set-buffer wl-message-buffer))
4599       nil)))
4600
4601 (defun wl-summary-target-mark-forward (&optional arg)
4602   (interactive "P")
4603   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4604         (summary-buf (current-buffer))
4605         (wl-draft-forward t)
4606         start-point
4607         draft-buf)
4608     (wl-summary-jump-to-msg (car mlist))
4609     (wl-summary-forward t)
4610     (setq start-point (point))
4611     (setq draft-buf (current-buffer))
4612     (setq mlist (cdr mlist))
4613     (save-window-excursion
4614       (when mlist
4615         (while mlist
4616           (set-buffer summary-buf)
4617           (wl-summary-jump-to-msg (car mlist))
4618           (wl-summary-redisplay)
4619           (set-buffer draft-buf)
4620           (goto-char (point-max))
4621           (wl-draft-insert-message)
4622           (setq mlist (cdr mlist)))
4623         (wl-draft-body-goto-top)
4624         (wl-draft-enclose-digest-region (point) (point-max)))
4625       (goto-char start-point)
4626       (save-excursion
4627         (set-buffer summary-buf)
4628         (wl-summary-delete-all-temp-marks)))
4629     (run-hooks 'wl-mail-setup-hook)))
4630
4631 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4632   (interactive "P")
4633   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4634         (summary-buf (current-buffer))
4635         change-major-mode-hook
4636         start-point
4637         draft-buf)
4638     (wl-summary-jump-to-msg (car mlist))
4639     (wl-summary-reply arg t)
4640     (goto-char (point-max))
4641     (setq start-point (point-marker))
4642     (setq draft-buf (current-buffer))
4643     (save-window-excursion
4644       (while mlist
4645         (set-buffer summary-buf)
4646         (delete-other-windows)
4647         (wl-summary-jump-to-msg (car mlist))
4648         (wl-summary-redisplay)
4649         (set-buffer draft-buf)
4650         (goto-char (point-max))
4651         (wl-draft-yank-original)
4652         (setq mlist (cdr mlist)))
4653       (goto-char start-point)
4654       (save-excursion
4655         (set-buffer summary-buf)
4656         (wl-summary-delete-all-temp-marks)))
4657     (run-hooks 'wl-mail-setup-hook)))
4658
4659 (defun wl-summary-reply-with-citation (&optional arg)
4660   (interactive "P")
4661   (when (wl-summary-reply arg t)
4662     (goto-char (point-max))
4663     (wl-draft-yank-original)
4664     (run-hooks 'wl-mail-setup-hook)))
4665
4666 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4667   (interactive)
4668   (let* ((original (wl-summary-message-number))
4669          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4670          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4671          msg otherfld schar
4672          (errmsg
4673           (format "No message with id \"%s\" in the folder." msgid)))
4674     (if (setq msg (car (rassoc msgid number-alist)))
4675 ;;;     (wl-summary-jump-to-msg-internal
4676 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4677         (progn
4678           (wl-thread-jump-to-msg msg)
4679           t)
4680       ;; for XEmacs!
4681       (if (and elmo-use-database
4682                (setq errmsg
4683                      (format
4684                       "No message with id \"%s\" in the database." msgid))
4685                (setq otherfld (elmo-database-msgid-get msgid)))
4686           (if (cdr (wl-summary-jump-to-msg-internal
4687                     (car otherfld) (nth 1 otherfld) 'no-sync))
4688               t ; succeed.
4689             ;; Back to original.
4690             (wl-summary-jump-to-msg-internal
4691              (wl-summary-buffer-folder-name) original 'no-sync))
4692         (cond ((eq wl-summary-search-via-nntp 'confirm)
4693                (require 'elmo-nntp)
4694                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4695                         elmo-nntp-default-server)
4696                (setq schar (read-char))
4697                (cond ((eq schar ?y)
4698                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4699                      ((eq schar ?s)
4700                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4701                        msgid
4702                        (read-from-minibuffer "NNTP Server: ")))
4703                      (t
4704                       (message errmsg)
4705                       nil)))
4706               (wl-summary-search-via-nntp
4707                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4708               (t
4709                (message errmsg)
4710                nil))))))
4711
4712 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4713   (interactive)
4714   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4715          newsgroups folder ret
4716          user server port type spec)
4717     (if server-spec
4718         (if (string-match "^-" server-spec)
4719             (setq spec (wl-folder-get-elmo-folder server-spec)
4720                   user (elmo-net-folder-user-internal spec)
4721                   server (elmo-net-folder-server-internal spec)
4722                   port (elmo-net-folder-port-internal spec)
4723                   type (elmo-net-folder-stream-type-internal spec))
4724           (setq server server-spec)))
4725     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4726                      msgid
4727                      (or server elmo-nntp-default-server)
4728                      (or user elmo-nntp-default-user)
4729                      (or port elmo-nntp-default-port)
4730                      (or type elmo-nntp-default-stream-type)))
4731       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4732       (setq folder (concat "-" (car newsgroups)
4733                            (elmo-nntp-folder-postfix user server port type)))
4734       (catch 'found
4735         (while newsgroups
4736           (if (wl-folder-entity-exists-p (car newsgroups)
4737                                          wl-folder-newsgroups-hashtb)
4738               (throw 'found
4739                      (setq folder (concat "-" (car newsgroups)
4740                                           (elmo-nntp-folder-postfix
4741                                            user server port type)))))
4742           (setq newsgroups (cdr newsgroups)))))
4743     (if ret
4744         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4745       (message "No message id \"%s\" in nntp server \"%s\"."
4746                msgid (or server elmo-nntp-default-server))
4747       nil)))
4748
4749 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4750   (let (wl-auto-select-first entity)
4751     (if (or (string= folder (wl-summary-buffer-folder-name))
4752             (y-or-n-p
4753              (format
4754               "Message was found in the folder \"%s\". Jump to it? "
4755               folder)))
4756         (progn
4757           (unwind-protect
4758               (wl-summary-goto-folder-subr
4759                folder scan-type nil nil t)
4760             (if msgid
4761                 (setq msg
4762                       (car (rassoc msgid
4763                                    (elmo-msgdb-get-number-alist
4764                                     (wl-summary-buffer-msgdb))))))
4765             (setq entity (wl-folder-search-entity-by-name folder
4766                                                           wl-folder-entity
4767                                                           'folder))
4768             (if entity
4769                 (wl-folder-set-current-entity-id
4770                  (wl-folder-get-entity-id entity))))
4771           (if (null msg)
4772               (message "Message was not found currently in this folder.")
4773             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4774           (cons folder msg)))))
4775
4776 (defun wl-summary-jump-to-parent-message (arg)
4777   (interactive "P")
4778   (let ((cur-buf (current-buffer))
4779         (disp-msg wl-summary-buffer-disp-msg)
4780         (number (wl-summary-message-number))
4781         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4782         (i -1) ;; xxx
4783         msg-id msg-num ref-list ref irt)
4784     (if (null number)
4785         (message "No message.")
4786       (when (eq wl-summary-buffer-view 'thread)
4787         (cond ((and arg (not (numberp arg)))
4788                (setq msg-num
4789                      (wl-thread-entity-get-number
4790                       (wl-thread-entity-get-top-entity
4791                        (wl-thread-get-entity number)))))
4792               ((and arg (numberp arg))
4793                (setq i 0)
4794                (setq msg-num number)
4795                (while (< i arg)
4796                  (setq msg-num
4797                        (wl-thread-entity-get-number
4798                         (wl-thread-entity-get-parent-entity
4799                          (wl-thread-get-entity msg-num))))
4800                  (setq i (1+ i))))
4801               (t (setq msg-num
4802                        (wl-thread-entity-get-number
4803                         (wl-thread-entity-get-parent-entity
4804                          (wl-thread-get-entity number)))))))
4805       (when (null msg-num)
4806         (wl-summary-set-message-buffer-or-redisplay)
4807         (set-buffer (wl-message-get-original-buffer))
4808         (message "Searching parent message...")
4809         (setq ref (std11-field-body "References")
4810               irt (std11-field-body "In-Reply-To"))
4811         (cond
4812          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4813                (string-match regexp ref))
4814           ;; The first message of the thread.
4815           (setq msg-id (wl-match-string 1 ref)))
4816          ;; "In-Reply-To:" has only one msg-id.
4817          ((and (null arg) irt (not (string= irt ""))
4818                (string-match regexp irt))
4819           (setq msg-id (wl-match-string 1 irt)))
4820          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4821                (string-match regexp ref))
4822           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4823           (while (string-match regexp ref)
4824             (setq ref-list
4825                   (append (list
4826                            (wl-match-string 1 ref))
4827                           ref-list))
4828             (setq ref (substring ref (match-end 0)))
4829             (setq i (1+ i)))
4830           (setq msg-id
4831                 (if (null arg) (nth 0 ref-list) ;; previous
4832                   (if (<= arg i) (nth (1- arg) ref-list)
4833                     (nth i ref-list))))))
4834         (set-buffer cur-buf)
4835         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4836       (cond ((and (null msg-id) (null msg-num))
4837              (message "No parent message!")
4838              nil)
4839             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4840              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4841              (message "Searching parent message...done")
4842              t)
4843             ((and msg-num (wl-summary-jump-to-msg msg-num))
4844              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4845              (message "Searching parent message...done")
4846              t)
4847             (t ; failed.
4848              (message "Parent message was not found.")
4849              nil)))))
4850
4851 (defun wl-summary-reply (&optional arg without-setup-hook)
4852   "Reply to current message. Default is \"wide\" reply.
4853 Reply to author if invoked with ARG."
4854   (interactive "P")
4855   (let ((folder wl-summary-buffer-elmo-folder)
4856         (number (wl-summary-message-number))
4857         (summary-buf (current-buffer))
4858         mes-buf)
4859     (when number
4860       (save-excursion
4861         (wl-summary-redisplay-internal folder number))
4862       (setq mes-buf wl-message-buffer)
4863       (wl-message-select-buffer wl-message-buffer)
4864       (set-buffer mes-buf)
4865       (goto-char (point-min))
4866       (unless wl-draft-use-frame
4867         (split-window-vertically)
4868         (other-window 1))
4869       (when (setq mes-buf (wl-message-get-original-buffer))
4870         (wl-draft-reply mes-buf arg summary-buf)
4871         (unless without-setup-hook
4872           (run-hooks 'wl-mail-setup-hook)))
4873       t)))
4874
4875 (defun wl-summary-write ()
4876   "Write a new draft from Summary."
4877   (interactive)
4878   (wl-draft (list (cons 'To ""))
4879             nil nil nil nil (wl-summary-buffer-folder-name))
4880   (run-hooks 'wl-mail-setup-hook)
4881   (mail-position-on-field "To"))
4882
4883 (defvar wl-summary-write-current-folder-functions
4884   '(wl-folder-get-newsgroups
4885     wl-folder-guess-mailing-list-by-refile-rule
4886     wl-folder-guess-mailing-list-by-folder-name)
4887   "Newsgroups or Mailing List address guess functions list.
4888 Call from `wl-summary-write-current-folder'.
4889 When guess function return nil, challenge next guess-function.")
4890
4891 (defun wl-summary-write-current-folder (&optional folder)
4892   "Write message to current FOLDER's newsgroup or mailing-list.
4893 Use function list is `wl-summary-write-current-folder-functions'."
4894   (interactive)
4895   ;; default FOLDER is current buffer folder
4896   (setq folder (or folder (wl-summary-buffer-folder-name)))
4897   (let ((func-list wl-summary-write-current-folder-functions)
4898         guess-list guess-func)
4899     (while func-list
4900       (setq guess-list (funcall (car func-list) folder))
4901       (if (null guess-list)
4902           (setq func-list (cdr func-list))
4903         (setq guess-func (car func-list))
4904         (setq func-list nil)))
4905     (if (null guess-func)
4906         (wl-summary-write)
4907       (unless (or (stringp (nth 0 guess-list))
4908                   (stringp (nth 1 guess-list))
4909                   (stringp (nth 2 guess-list)))
4910         (error "Invalid value return guess function `%s'"
4911                (symbol-name guess-func)))
4912       (wl-draft (list (cons 'To (nth 0 guess-list))
4913                       (cons 'Cc (nth 1 guess-list))
4914                       (cons 'Newsgroups (nth 2 guess-list)))
4915                 nil nil nil nil folder)
4916       (run-hooks 'wl-mail-setup-hook)
4917       (mail-position-on-field "Subject"))))
4918
4919 (defun wl-summary-forward (&optional without-setup-hook)
4920   ""
4921   (interactive)
4922   (let ((folder wl-summary-buffer-elmo-folder)
4923         (number (wl-summary-message-number))
4924         (summary-buf (current-buffer))
4925         (wl-draft-forward t)
4926         mes-buf
4927         entity subject num)
4928     (if (null number)
4929         (message "No message.")
4930       (if (and (elmo-message-use-cache-p folder number)
4931                (eq (elmo-file-cache-status
4932                     (elmo-file-cache-get
4933                      (elmo-message-field folder number 'message-id)))
4934                    'section))
4935           ;; Reload.
4936           (wl-summary-redisplay-internal nil nil 'force-reload)
4937         (wl-summary-redisplay-internal folder number))
4938       (setq mes-buf wl-message-buffer)
4939       (wl-message-select-buffer mes-buf)
4940       (unless wl-draft-use-frame
4941         (split-window-vertically)
4942         (other-window 1))
4943       ;; get original subject.
4944       (if summary-buf
4945           (save-excursion
4946             (set-buffer summary-buf)
4947             (setq subject
4948                   (or (elmo-message-field folder number 'subject) ""))))
4949       (set-buffer mes-buf)
4950       (wl-draft-forward subject summary-buf)
4951       (unless without-setup-hook
4952         (run-hooks 'wl-mail-setup-hook)))))
4953
4954 (defun wl-summary-click (e)
4955   (interactive "e")
4956   (mouse-set-point e)
4957   (wl-summary-read))
4958
4959 (defun wl-summary-read ()
4960   "Proceed reading message in the summary buffer."
4961   (interactive)
4962   (let ((cur-buf (current-buffer)))
4963     (wl-summary-toggle-disp-msg 'on)
4964     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4965       (set-buffer cur-buf)
4966       (if (wl-message-next-page)
4967           (wl-summary-down t)))))
4968
4969 (defsubst wl-summary-cursor-move-surface (downward interactive)
4970   (if wl-summary-move-direction-toggle
4971       (setq wl-summary-move-direction-downward downward))
4972   (let ((start (point))
4973         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
4974         (skip t)
4975         skip-pmark-regexp goto-next next-entity finfo)
4976     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
4977         ()
4978       (setq skip-pmark-regexp
4979             (wl-regexp-opt (list " "
4980                                  wl-summary-unread-cached-mark
4981                                  wl-summary-important-mark))))
4982     (while (and skip
4983                 (not (if downward (eobp) (bobp))))
4984       (if downward
4985           (forward-line 1)
4986         (forward-line -1))
4987       (setq skip (or (string-match skip-tmark-regexp
4988                                    (save-excursion
4989                                      (wl-summary-temp-mark)))
4990                      (and skip-pmark-regexp
4991                           (not (string-match
4992                                 skip-pmark-regexp
4993                                 (save-excursion
4994                                   (wl-summary-persistent-mark))))))))
4995
4996     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
4997     (if (or (eobp) (and (bobp) skip))
4998         (goto-char start))
4999
5000     (beginning-of-line)
5001
5002     (if (not goto-next)
5003         (if wl-summary-buffer-disp-msg
5004             (wl-summary-redisplay))
5005       (if interactive
5006           (if wl-summary-buffer-next-folder-function
5007               (funcall wl-summary-buffer-next-folder-function)
5008             (when wl-auto-select-next
5009               (setq next-entity
5010                     (if downward
5011                         (wl-summary-get-next-folder)
5012                       (wl-summary-get-prev-folder)))
5013               (if next-entity
5014                   (setq finfo (wl-folder-get-entity-info next-entity))))
5015             (wl-ask-folder
5016              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5017              (format
5018               "No more messages. Type SPC to go to %s."
5019               (wl-summary-entity-info-msg next-entity finfo))))))))
5020
5021 (defun wl-summary-prev (&optional interactive)
5022   (interactive)
5023   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
5024
5025 (defun wl-summary-next (&optional interactive)
5026   (interactive)
5027   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
5028
5029 (defun wl-summary-up (&optional interactive skip-no-unread)
5030   ""
5031   (interactive)
5032   (if wl-summary-move-direction-toggle
5033       (setq wl-summary-move-direction-downward nil))
5034   (if (wl-summary-cursor-up)
5035       (if wl-summary-buffer-disp-msg
5036           (wl-summary-redisplay))
5037     (if (or interactive
5038             (interactive-p))
5039         (if wl-summary-buffer-prev-folder-function
5040             (funcall wl-summary-buffer-prev-folder-function)
5041           (let (next-entity finfo)
5042             (when wl-auto-select-next
5043               (progn
5044                 (setq next-entity (wl-summary-get-prev-unread-folder))
5045                 (if next-entity
5046                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5047             (if (and skip-no-unread
5048                      (eq wl-auto-select-next 'skip-no-unread))
5049                 (wl-summary-next-folder-or-exit next-entity t)
5050               (wl-ask-folder
5051                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5052                (format
5053                 "No more unread messages. Type SPC to go to %s."
5054                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5055
5056 (defun wl-summary-get-prev-folder ()
5057   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5058         last-entity cur-id)
5059     (when folder-buf
5060       (setq cur-id (save-excursion (set-buffer folder-buf)
5061                                    wl-folder-buffer-cur-entity-id))
5062       (wl-folder-get-prev-folder cur-id))))
5063
5064 (defun wl-summary-get-next-folder ()
5065   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5066         cur-id)
5067     (when folder-buf
5068       (setq cur-id (save-excursion (set-buffer folder-buf)
5069                                    wl-folder-buffer-cur-entity-id))
5070       (wl-folder-get-next-folder cur-id))))
5071
5072 (defun wl-summary-get-next-unread-folder ()
5073   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5074         cur-id)
5075     (when folder-buf
5076       (setq cur-id (save-excursion (set-buffer folder-buf)
5077                                    wl-folder-buffer-cur-entity-id))
5078       (wl-folder-get-next-folder cur-id 'unread))))
5079
5080 (defun wl-summary-get-prev-unread-folder ()
5081   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5082         cur-id)
5083     (when folder-buf
5084       (setq cur-id (save-excursion (set-buffer folder-buf)
5085                                    wl-folder-buffer-cur-entity-id))
5086       (wl-folder-get-prev-folder cur-id 'unread))))
5087
5088 (defun wl-summary-down (&optional interactive skip-no-unread)
5089   (interactive)
5090   (if wl-summary-move-direction-toggle
5091       (setq wl-summary-move-direction-downward t))
5092   (if (wl-summary-cursor-down)
5093       (if wl-summary-buffer-disp-msg
5094           (wl-summary-redisplay))
5095     (if (or interactive
5096             (interactive-p))
5097         (if wl-summary-buffer-next-folder-function
5098             (funcall wl-summary-buffer-next-folder-function)
5099           (let (next-entity finfo)
5100             (when wl-auto-select-next
5101               (setq next-entity (wl-summary-get-next-unread-folder)))
5102             (if next-entity
5103                 (setq finfo (wl-folder-get-entity-info next-entity)))
5104             (if (and skip-no-unread
5105                      (eq wl-auto-select-next 'skip-no-unread))
5106                 (wl-summary-next-folder-or-exit next-entity)
5107               (wl-ask-folder
5108                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5109                (format
5110                 "No more unread messages. Type SPC to go to %s."
5111                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5112
5113 (defun wl-summary-goto-last-displayed-msg ()
5114   (interactive)
5115   (unless wl-summary-buffer-last-displayed-msg
5116     (setq wl-summary-buffer-last-displayed-msg
5117           wl-summary-buffer-current-msg))
5118   (if wl-summary-buffer-last-displayed-msg
5119       (progn
5120         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5121         (if wl-summary-buffer-disp-msg
5122             (wl-summary-redisplay)))
5123     (message "No last message.")))
5124
5125 (defun wl-summary-redisplay (&optional arg)
5126   (interactive "P")
5127   (if (and (not arg)
5128            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5129       (wl-summary-redisplay-no-mime)
5130     (wl-summary-redisplay-internal nil nil arg)))
5131
5132 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5133   (interactive)
5134   (let* ((msgdb (wl-summary-buffer-msgdb))
5135          (folder (or folder wl-summary-buffer-elmo-folder))
5136          (num (or number (wl-summary-message-number)))
5137          (wl-mime-charset      wl-summary-buffer-mime-charset)
5138          (default-mime-charset wl-summary-buffer-mime-charset)
5139          fld-buf fld-win thr-entity)
5140     (if (and wl-thread-open-reading-thread
5141              (eq wl-summary-buffer-view 'thread)
5142              (not (wl-thread-entity-get-opened
5143                    (setq thr-entity (wl-thread-get-entity
5144                                      num))))
5145              (wl-thread-entity-get-children thr-entity))
5146         (wl-thread-force-open))
5147     (if num
5148         (progn
5149           (setq wl-summary-buffer-disp-msg t)
5150           (setq wl-summary-buffer-last-displayed-msg
5151                 wl-summary-buffer-current-msg)
5152           ;; hide folder window
5153           (if (and (not wl-stay-folder-window)
5154                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5155               (if (setq fld-win (get-buffer-window fld-buf))
5156                   (delete-window fld-win)))
5157           (setq wl-current-summary-buffer (current-buffer))
5158           (wl-summary-mark-as-read
5159            num
5160            ;; not fetched, then change server-mark.
5161            (if (wl-message-redisplay folder num 'mime
5162                                      (or force-reload
5163                                          (string= (elmo-folder-name-internal
5164                                                    folder)
5165                                                   wl-draft-folder)))
5166                nil
5167              ;; plugged, then leave server-mark.
5168              (if (and
5169                   (not
5170                    (elmo-folder-local-p
5171                     wl-summary-buffer-elmo-folder))
5172                   (elmo-folder-plugged-p
5173                    wl-summary-buffer-elmo-folder))
5174                  'leave)))
5175           (setq wl-summary-buffer-current-msg num)
5176           (when wl-summary-recenter
5177             (recenter (/ (- (window-height) 2) 2))
5178             (if (not wl-summary-indent-length-limit)
5179                 (wl-horizontal-recenter)))
5180           (wl-highlight-summary-displaying)
5181           (wl-message-buffer-prefetch-next folder num
5182                                            wl-message-buffer-prefetch-depth
5183                                            (current-buffer)
5184                                            wl-summary-buffer-mime-charset)
5185           (run-hooks 'wl-summary-redisplay-hook))
5186       (message "No message to display."))))
5187
5188 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5189   "Display message without MIME decoding.
5190 If ASK-CODING is non-nil, coding-system for the message is asked."
5191   (interactive "P")
5192   (let ((elmo-mime-display-as-is-coding-system
5193          (if ask-coding
5194              (or (read-coding-system "Coding system: ")
5195                  elmo-mime-display-as-is-coding-system)
5196            elmo-mime-display-as-is-coding-system)))
5197     (wl-summary-redisplay-no-mime-internal)))
5198
5199 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5200   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5201          (num (or number (wl-summary-message-number)))
5202          wl-break-pages)
5203     (if num
5204         (progn
5205           (setq wl-summary-buffer-disp-msg t)
5206           (setq wl-summary-buffer-last-displayed-msg
5207                 wl-summary-buffer-current-msg)
5208           (setq wl-current-summary-buffer (current-buffer))
5209           (wl-message-redisplay fld num 'as-is
5210                                 (string= (elmo-folder-name-internal fld)
5211                                          wl-draft-folder))
5212           (wl-summary-mark-as-read num)
5213           (setq wl-summary-buffer-current-msg num)
5214           (when wl-summary-recenter
5215             (recenter (/ (- (window-height) 2) 2))
5216             (if (not wl-summary-indent-length-limit)
5217                 (wl-horizontal-recenter)))
5218           (wl-highlight-summary-displaying)
5219           (run-hooks 'wl-summary-redisplay-hook))
5220       (message "No message to display.")
5221       (wl-ask-folder 'wl-summary-exit
5222                      "No more messages. Type SPC to go to folder mode."))))
5223
5224 (defun wl-summary-redisplay-all-header (&optional folder number)
5225   (interactive)
5226   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5227          (num (or number (wl-summary-message-number)))
5228          (wl-mime-charset      wl-summary-buffer-mime-charset)
5229          (default-mime-charset wl-summary-buffer-mime-charset))
5230     (if num
5231         (progn
5232           (setq wl-summary-buffer-disp-msg t)
5233           (setq wl-summary-buffer-last-displayed-msg
5234                 wl-summary-buffer-current-msg)
5235           (setq wl-current-summary-buffer (current-buffer))
5236           (if (wl-message-redisplay fld num 'all-header
5237                                     (string= (elmo-folder-name-internal fld)
5238                                              wl-draft-folder))
5239               (wl-summary-mark-as-read num))
5240           (setq wl-summary-buffer-current-msg num)
5241           (when wl-summary-recenter
5242             (recenter (/ (- (window-height) 2) 2))
5243             (if (not wl-summary-indent-length-limit)
5244                 (wl-horizontal-recenter)))
5245           (wl-highlight-summary-displaying)
5246           (run-hooks 'wl-summary-redisplay-hook))
5247       (message "No message to display."))))
5248
5249 (defun wl-summary-jump-to-current-message ()
5250   "Jump into Message buffer."
5251   (interactive)
5252   (let (message-buf message-win)
5253     (if (setq message-buf wl-message-buffer)
5254         (if (setq message-win (get-buffer-window message-buf))
5255             (select-window message-win)
5256           (wl-message-select-buffer wl-message-buffer))
5257       (wl-summary-redisplay)
5258       (wl-message-select-buffer wl-message-buffer))))
5259
5260 (defun wl-summary-cancel-message ()
5261   "Cancel an article on news."
5262   (interactive)
5263   (if (null (wl-summary-message-number))
5264       (message "No message.")
5265     (let ((summary-buf (current-buffer))
5266           message-buf)
5267       (wl-summary-set-message-buffer-or-redisplay)
5268       (if (setq message-buf (wl-message-get-original-buffer))
5269           (set-buffer message-buf))
5270       (unless (wl-message-news-p)
5271         (set-buffer summary-buf)
5272         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5273                      'nntp)
5274                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5275             (progn
5276               (wl-summary-redisplay t)
5277               (wl-summary-supersedes-message))
5278           (error "This is not a news article; supersedes is impossible")))
5279       (when (yes-or-no-p "Do you really want to cancel this article? ")
5280         (let (from newsgroups message-id distribution buf)
5281           (save-excursion
5282             (setq from (std11-field-body "from")
5283                   newsgroups (std11-field-body "newsgroups")
5284                   message-id (std11-field-body "message-id")
5285                   distribution (std11-field-body "distribution"))
5286             ;; Make sure that this article was written by the user.
5287             (unless (wl-address-user-mail-address-p
5288                      (wl-address-header-extract-address
5289                       (car (wl-parse-addresses from))))
5290               (error "This article is not yours"))
5291             ;; Make control message.
5292             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5293             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5294             (buffer-disable-undo (current-buffer))
5295             (erase-buffer)
5296             (insert "Newsgroups: " newsgroups "\n"
5297                     "From: " (wl-address-header-extract-address
5298                               wl-from) "\n"
5299                               "Subject: cmsg cancel " message-id "\n"
5300                               "Control: cancel " message-id "\n"
5301                               (if distribution
5302                                   (concat "Distribution: " distribution "\n")
5303                                 "")
5304                               mail-header-separator "\n"
5305                               wl-summary-cancel-message)
5306             (message "Canceling your message...")
5307             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5308             (message "Canceling your message...done")))))))
5309
5310 (defun wl-summary-supersedes-message ()
5311   "Supersede current message."
5312   (interactive)
5313   (let ((summary-buf (current-buffer))
5314         message-buf from)
5315     (wl-summary-set-message-buffer-or-redisplay)
5316     (if (setq message-buf (wl-message-get-original-buffer))
5317         (set-buffer message-buf))
5318     (unless (wl-message-news-p)
5319       (set-buffer summary-buf)
5320       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5321                    'nntp)
5322                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5323           (progn
5324             (wl-summary-redisplay t)
5325             (wl-summary-supersedes-message))
5326         (error "This is not a news article; supersedes is impossible")))
5327     (save-excursion
5328       (setq from (std11-field-body "from"))
5329       ;; Make sure that this article was written by the user.
5330       (unless (wl-address-user-mail-address-p
5331                (wl-address-header-extract-address
5332                 (car (wl-parse-addresses from))))
5333         (error "This article is not yours"))
5334       (let* ((message-id (std11-field-body "message-id"))
5335              (followup-to (std11-field-body "followup-to"))
5336              (mail-default-headers
5337               (concat mail-default-headers
5338                       "Supersedes: " message-id "\n"
5339                       (and followup-to
5340                            (concat "Followup-To: " followup-to "\n")))))
5341         (if message-buf (set-buffer message-buf))
5342         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5343
5344 (defun wl-summary-save (&optional arg wl-save-dir)
5345   "Save current message to disk."
5346   (interactive)
5347   (let ((filename)
5348         (num (wl-summary-message-number)))
5349     (if (null wl-save-dir)
5350         (setq wl-save-dir wl-temporary-file-directory))
5351     (if num
5352         (save-excursion
5353           (setq filename (expand-file-name
5354                           (int-to-string num)
5355                           wl-save-dir))
5356           (if (null (and arg
5357                          (null (file-exists-p filename))))
5358               (setq filename
5359                     (read-file-name "Save to file: " filename)))
5360
5361           (wl-summary-set-message-buffer-or-redisplay)
5362           (set-buffer (wl-message-get-original-buffer))
5363           (if (and (null arg) (file-exists-p filename))
5364               (if (y-or-n-p "File already exists.  override it? ")
5365                   (write-region (point-min) (point-max) filename))
5366             (write-region (point-min) (point-max) filename)))
5367       (message "No message to save."))
5368     num))
5369
5370 (defun wl-summary-save-region (beg end)
5371   (interactive "r")
5372   (save-excursion
5373     (save-restriction
5374       (narrow-to-region beg end)
5375       (goto-char (point-min))
5376       (let ((wl-save-dir
5377              (wl-read-directory-name "Save to directory: "
5378                                      wl-temporary-file-directory)))
5379         (if (null (file-exists-p wl-save-dir))
5380             (make-directory wl-save-dir))
5381         (if (eq wl-summary-buffer-view 'thread)
5382             (progn
5383               (while (not (eobp))
5384                 (let* ((number (wl-summary-message-number))
5385                        (entity (wl-thread-get-entity number)))
5386                   (if (wl-thread-entity-get-opened entity)
5387                       (wl-summary-save t wl-save-dir)
5388                     ;; closed
5389                     (wl-summary-save t wl-save-dir))
5390                   (forward-line 1))))
5391           (while (not (eobp))
5392             (wl-summary-save t wl-save-dir)
5393             (forward-line 1)))))))
5394
5395 ;; mew-summary-pipe-message()
5396 (defun wl-summary-pipe-message (prefix command)
5397   "Send this message via pipe."
5398   (interactive (list current-prefix-arg nil))
5399   (if (null (wl-summary-message-number))
5400       (message "No message.")
5401     (setq command (read-string "Shell command on message: "
5402                                wl-summary-shell-command-last))
5403     (if (y-or-n-p "Send this message to pipe? ")
5404         (wl-summary-pipe-message-subr prefix command))))
5405
5406 (defun wl-summary-target-mark-pipe (prefix command)
5407   "Send each marked messages via pipe."
5408   (interactive (list current-prefix-arg nil))
5409   (if (null wl-summary-buffer-target-mark-list)
5410       (message "No marked message.")
5411     (setq command (read-string "Shell command on each marked message: "
5412                                wl-summary-shell-command-last))
5413     (when (y-or-n-p "Send each marked message to pipe? ")
5414       (while (car wl-summary-buffer-target-mark-list)
5415         (let ((num (car wl-summary-buffer-target-mark-list)))
5416           (wl-thread-jump-to-msg num)
5417           (wl-summary-pipe-message-subr prefix command)
5418           (wl-summary-unmark num))))))
5419
5420 (defun wl-summary-pipe-message-subr (prefix command)
5421   (save-excursion
5422     (wl-summary-set-message-buffer-or-redisplay)
5423     (set-buffer (wl-message-get-original-buffer))
5424     (if (string= command "")
5425         (setq command wl-summary-shell-command-last))
5426     (goto-char (point-min)) ; perhaps this line won't be necessary
5427     (if prefix
5428         (search-forward "\n\n"))
5429     (shell-command-on-region (point) (point-max) command nil)
5430     (setq wl-summary-shell-command-last command)))
5431
5432 (defun wl-summary-print-message (&optional arg)
5433   (interactive "P")
5434   (if (null (wl-summary-message-number))
5435       (message "No message.")
5436     (save-excursion
5437       (wl-summary-set-message-buffer-or-redisplay)
5438       (if (or (not (interactive-p))
5439               (y-or-n-p "Print ok? "))
5440           (progn
5441             (let ((buffer (generate-new-buffer " *print*")))
5442               (copy-to-buffer buffer (point-min) (point-max))
5443               (set-buffer buffer)
5444               (funcall wl-print-buffer-function)
5445               (kill-buffer buffer)))
5446         (message "")))))
5447
5448 (defun wl-summary-print-message-with-ps-print (&optional filename)
5449   "Print message via ps-print."
5450   (interactive)
5451   (if (null (wl-summary-message-number))
5452       (message "No message.")
5453     (setq filename (ps-print-preprint current-prefix-arg))
5454     (if (or (not (interactive-p))
5455             (y-or-n-p "Print ok? "))
5456         (let ((summary-buffer (current-buffer))
5457               wl-break-pages)
5458           (save-excursion
5459             (wl-summary-set-message-buffer-or-redisplay)
5460             ;; (wl-summary-redisplay-internal)
5461             (let* ((buffer (generate-new-buffer " *print*"))
5462                    (entity (progn
5463                              (set-buffer summary-buffer)
5464                              (assoc (cdr (assq
5465                                           (wl-summary-message-number)
5466                                           (elmo-msgdb-get-number-alist
5467                                            (wl-summary-buffer-msgdb))))
5468                                     (elmo-msgdb-get-overview
5469                                      (wl-summary-buffer-msgdb)))))
5470                    (wl-ps-subject
5471                     (and entity
5472                          (or (elmo-msgdb-overview-entity-get-subject entity)
5473                              "")))
5474                    (wl-ps-from
5475                     (and entity
5476                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5477                    (wl-ps-date
5478                     (and entity
5479                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5480               (run-hooks 'wl-ps-preprint-hook)
5481               (set-buffer wl-message-buffer)
5482               (copy-to-buffer buffer (point-min) (point-max))
5483               (set-buffer buffer)
5484               (unwind-protect
5485                   (let ((ps-left-header
5486                          (list (concat "(" wl-ps-subject ")")
5487                                (concat "(" wl-ps-from ")")))
5488                         (ps-right-header
5489                          (list "/pagenumberstring load"
5490                                (concat "(" wl-ps-date ")"))))
5491                     (run-hooks 'wl-ps-print-hook)
5492                     (funcall wl-ps-print-buffer-function filename))
5493                 (kill-buffer buffer)))))
5494       (message ""))))
5495
5496 (if (featurep 'ps-print) ; ps-print is available.
5497     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5498
5499 (defun wl-summary-target-mark-print ()
5500   (interactive)
5501   (if (null wl-summary-buffer-target-mark-list)
5502       (message "No marked message.")
5503     (when (y-or-n-p "Print all marked messages. OK? ")
5504       (while (car wl-summary-buffer-target-mark-list)
5505         (let ((num (car wl-summary-buffer-target-mark-list)))
5506           (wl-thread-jump-to-msg num)
5507           (wl-summary-print-message)
5508           (wl-summary-unmark num))))))
5509
5510 (defun wl-summary-folder-info-update ()
5511   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5512         (num-db (elmo-msgdb-get-number-alist
5513                  (wl-summary-buffer-msgdb))))
5514     (wl-folder-set-folder-updated folder
5515                                   (list 0
5516                                         (+ wl-summary-buffer-unread-count
5517                                            wl-summary-buffer-new-count)
5518                                         (length num-db)))))
5519
5520 (defun wl-summary-get-original-buffer ()
5521   "Get original buffer for the current summary."
5522   (save-excursion
5523     (wl-summary-set-message-buffer-or-redisplay)
5524     (wl-message-get-original-buffer)))
5525
5526 (defun wl-summary-pack-number (&optional arg)
5527   (interactive "P")
5528   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5529   (let (wl-use-scoring)
5530     (wl-summary-rescan)))
5531
5532 (defun wl-summary-target-mark-uudecode ()
5533   (interactive)
5534   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5535         (summary-buf (current-buffer))
5536         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5537         orig-buf i k filename rc errmsg)
5538     (setq i 1)
5539     (setq k (length mlist))
5540     (set-buffer tmp-buf)
5541     (erase-buffer)
5542     (save-window-excursion
5543       (while mlist
5544         (set-buffer summary-buf)
5545         (wl-summary-jump-to-msg (car mlist))
5546         (wl-summary-redisplay)
5547         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5548         (goto-char (point-min))
5549         (cond ((= i 1) ; first
5550                (if (setq filename (wl-message-uu-substring
5551                                    orig-buf tmp-buf t
5552                                    (= i k)))
5553                    nil
5554                  (error "Can't find begin line")))
5555               ((< i k)
5556                (wl-message-uu-substring orig-buf tmp-buf))
5557               (t ; last
5558                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5559         (setq i (1+ i))
5560         (setq mlist (cdr mlist)))
5561       (set-buffer tmp-buf)
5562       (message "Exec %s..." wl-prog-uudecode)
5563       (unwind-protect
5564           (let ((decode-dir wl-temporary-file-directory))
5565             (if (not wl-prog-uudecode-no-stdout-option)
5566                 (setq filename (read-file-name "Save to file: "
5567                                                (expand-file-name
5568                                                 (elmo-safe-filename filename)
5569                                                 wl-temporary-file-directory)))
5570               (setq decode-dir
5571                     (wl-read-directory-name "Save to directory: "
5572                                             wl-temporary-file-directory))
5573               (setq filename (expand-file-name filename decode-dir)))
5574             (if (file-exists-p filename)
5575                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5576                                          filename))
5577                     (error "")))
5578             (elmo-bind-directory
5579              decode-dir
5580              (setq rc
5581                    (as-binary-process
5582                     (apply 'call-process-region (point-min) (point-max)
5583                            wl-prog-uudecode t (current-buffer) nil
5584                            wl-prog-uudecode-arg))))
5585             (when (not (= 0 rc))
5586               (setq errmsg (buffer-substring (point-min)(point-max)))
5587               (error "Uudecode error: %s" errmsg))
5588             (if (not wl-prog-uudecode-no-stdout-option)
5589                 (let (file-name-handler-alist) ;; void jka-compr
5590                   (as-binary-output-file
5591                    (write-region (point-min) (point-max)
5592                                  filename nil 'no-msg))))
5593             (save-excursion
5594               (set-buffer summary-buf)
5595               (wl-summary-delete-all-temp-marks))
5596             (if (file-exists-p filename)
5597                 (message "Saved as %s" filename)))
5598         (kill-buffer tmp-buf)))))
5599
5600 ;; Someday
5601 ;; (defun wl-summary-drop-unsync ()
5602 ;;   "Drop all unsync messages."
5603 ;;   (interactive)
5604 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5605 ;;       (error "You cannot drop unsync messages in this folder"))
5606 ;;   (if (or (not (interactive-p))
5607 ;;        (y-or-n-p "Drop all unsync messages? "))
5608 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5609 ;;                         (wl-summary-buffer-folder-name)))
5610 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5611 ;;           (sum 0)
5612 ;;           (multi-num 0)
5613 ;;           pair)
5614 ;;      (message "Dropping...")
5615 ;;      (while folder-list
5616 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5617 ;;        (when is-multi ;; dirty hack...
5618 ;;          (incf multi-num)
5619 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5620 ;;                          (car pair))))
5621 ;;        (elmo-msgdb-set-number-alist
5622 ;;         (wl-summary-buffer-msgdb)
5623 ;;         (nconc
5624 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5625 ;;          (list (cons (car pair) nil))))
5626 ;;        (setq sum (+ sum (cdr pair)))
5627 ;;        (setq folder-list (cdr folder-list)))
5628 ;;      (wl-summary-set-message-modified)
5629 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5630 ;;                                    (list 0
5631 ;;                                          (+ wl-summary-buffer-unread-count
5632 ;;                                             wl-summary-buffer-new-count)
5633 ;;                                          sum))
5634 ;;      (message "Dropping...done"))))
5635
5636 (defun wl-summary-default-get-next-msg (msg)
5637   (or (wl-summary-next-message msg
5638                                (if wl-summary-move-direction-downward 'down
5639                                  'up)
5640                                nil)
5641       (cadr (memq msg (if wl-summary-move-direction-downward
5642                           wl-summary-buffer-number-list
5643                         (reverse wl-summary-buffer-number-list))))))
5644
5645 (defun wl-summary-save-current-message ()
5646   "Save current message for `wl-summary-yank-saved-message'."
5647   (interactive)
5648   (let ((number (wl-summary-message-number)))
5649     (setq wl-summary-buffer-saved-message number)
5650     (and number (message "No: %s is saved." number))))
5651
5652 (defun wl-summary-yank-saved-message ()
5653   "Set current message as a parent of the saved message."
5654   (interactive)
5655   (if wl-summary-buffer-saved-message
5656       (let ((number (wl-summary-message-number)))
5657         (if (eq wl-summary-buffer-saved-message number)
5658             (message "Cannot set itself as a parent.")
5659           (save-excursion
5660             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5661             (wl-thread-set-parent number)
5662             (wl-summary-set-thread-modified))
5663           (setq  wl-summary-buffer-saved-message nil)))
5664     (message "There's no saved message.")))
5665
5666 (require 'product)
5667 (product-provide (provide 'wl-summary) (require 'wl-version))
5668
5669 ;;; wl-summary.el ends here