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   "Instance of `wl-summary-from-function'.
 213 Ordinarily returns the sender name. Returns recipient names if (1)
 214 summary's folder name matches with `wl-summary-showto-folder-regexp'
 215 and (2) sender address is yours.
 216
 217 See also variable `wl-use-petname'."
 218   (let (retval tos ng)
 219     (unless
 220         (and (eq major-mode 'wl-summary-mode)
 221              (stringp wl-summary-showto-folder-regexp)
 222              (string-match wl-summary-showto-folder-regexp
 223                            (wl-summary-buffer-folder-name))
 224              (wl-address-user-mail-address-p from)
 225              (cond
 226               ((and (setq tos (elmo-msgdb-overview-entity-get-to
 227                                wl-message-entity))
 228                     (not (string= "" tos)))
 229                (setq retval
 230                      (concat "To:"
 231                              (mapconcat
 232                               (function
 233                                (lambda (to)
 234                                  (eword-decode-string
 235                                   (if wl-use-petname
 236                                       (or
 237                                        (funcall
 238                                         wl-summary-get-petname-function to)
 239                                        (car
 240                                         (std11-extract-address-components to))
 241                                        to)
 242                                     to))))
 243                               (wl-parse-addresses tos)
 244                               ","))))
 245               ((setq ng (elmo-msgdb-overview-entity-get-extra-field
 246                          wl-message-entity "newsgroups"))
 247                (setq retval (concat "Ng:" ng)))))
 248       (if wl-use-petname
 249           (setq retval (or (funcall wl-summary-get-petname-function from)
 250                            (car (std11-extract-address-components from))
 251                            from))
 252         (setq retval from)))
 253     retval))
 254
 255 (defun wl-summary-simple-from (string)
 256   (if wl-use-petname
 257       (or (funcall wl-summary-get-petname-function string)
 258           (car (std11-extract-address-components string))
 259           string)
 260     string))
 261
 262 (defvar wl-summary-sort-specs '(number date subject from list-info))
 263 (defvar wl-summary-default-sort-spec 'date)
 264
 265 (defvar wl-summary-mode-menu-spec
 266   '("Summary"
 267     ["Read" wl-summary-read t]
 268     ["Prev page" wl-summary-prev-page t]
 269     ["Next page" wl-summary-next-page t]
 270     ["Top"       wl-summary-display-top t]
 271     ["Bottom"    wl-summary-display-bottom t]
 272     ["Prev"      wl-summary-prev t]
 273     ["Next"      wl-summary-next t]
 274     ["Up"        wl-summary-up t]
 275     ["Down"      wl-summary-down t]
 276     ["Parent message" wl-summary-jump-to-parent-message t]
 277     "----"
 278     ["Sync"            wl-summary-sync t]
 279     ["Execute"         wl-summary-exec t]
 280     ["Go to other folder" wl-summary-goto-folder t]
 281     ["Pick" wl-summary-pick t]
 282     ["Mark as read all" wl-summary-mark-as-read-all t]
 283     ["Unmark all"      wl-summary-unmark-all t]
 284     ["Toggle display message" wl-summary-toggle-disp-msg t]
 285     ["Display folder" wl-summary-toggle-disp-folder t]
 286     ["Toggle threading" wl-summary-toggle-thread t]
 287     ["Stick" wl-summary-stick t]
 288     ("Sort"
 289      ["By Number" wl-summary-sort-by-number t]
 290      ["By Date" wl-summary-sort-by-date t]
 291      ["By From" wl-summary-sort-by-from t]
 292      ["By Subject" wl-summary-sort-by-subject t]
 293      ["By List Info" wl-summary-sort-by-list-info t])
 294     "----"
 295     ("Message Operation"
 296      ["Mark as read"    wl-summary-mark-as-read t]
 297      ["Mark as important" wl-summary-mark-as-important t]
 298      ["Mark as unread"   wl-summary-mark-as-unread t]
 299      ["Set delete mark" wl-summary-delete t]
 300      ["Set refile mark" wl-summary-refile t]
 301      ["Set copy mark"   wl-summary-copy t]
 302      ["Prefetch"        wl-summary-prefetch t]
 303      ["Set target mark" wl-summary-target-mark t]
 304      ["Unmark"          wl-summary-unmark t]
 305      ["Save"            wl-summary-save t]
 306      ["Cancel posted news" wl-summary-cancel-message t]
 307      ["Supersedes message" wl-summary-supersedes-message t]
 308      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 309      ["Resend message" wl-summary-resend-message t]
 310      ["Enter the message" wl-summary-jump-to-current-message t]
 311      ["Pipe message" wl-summary-pipe-message t]
 312      ["Print message" wl-summary-print-message t])
 313     ("Thread Operation"
 314      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 315      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 316      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 317      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 318      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 319      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 320      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 321      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 322      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 323      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 324      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 325      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 326      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 327      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 328     ("Region Operation"
 329      ["Mark as read" wl-summary-mark-as-read-region t]
 330      ["Mark as important" wl-summary-mark-as-important-region t]
 331      ["Mark as unread" wl-summary-mark-as-unread-region t]
 332      ["Set delete mark" wl-summary-delete-region t]
 333      ["Set refile mark" wl-summary-refile-region t]
 334      ["Set copy mark" wl-summary-copy-region t]
 335      ["Prefetch" wl-summary-prefetch-region t]
 336      ["Set target mark" wl-summary-target-mark-region t]
 337      ["Unmark" wl-summary-unmark-region t]
 338      ["Save" wl-summary-save-region t]
 339      ["Execute" wl-summary-exec-region t])
 340     ("Mark Operation"
 341      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 342      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 343      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 344      ["Set delete mark" wl-summary-target-mark-delete t]
 345      ["Set refile mark" wl-summary-target-mark-refile t]
 346      ["Set copy mark" wl-summary-target-mark-copy t]
 347      ["Prefetch" wl-summary-target-mark-prefetch t]
 348      ["Save" wl-summary-target-mark-save t]
 349      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 350      ["Forward" wl-summary-target-mark-forward t]
 351      ["uudecode" wl-summary-target-mark-uudecode t])
 352     ("Score Operation"
 353      ["Switch current score file" wl-score-change-score-file t]
 354      ["Edit current score file" wl-score-edit-current-scores t]
 355      ["Edit score file" wl-score-edit-file t]
 356      ["Set mark below" wl-score-set-mark-below t]
 357      ["Set expunge below" wl-score-set-expunge-below t]
 358      ["Rescore buffer" wl-summary-rescore t]
 359      ["Increase score" wl-summary-increase-score t]
 360      ["Lower score" wl-summary-lower-score t])
 361     "----"
 362     ("Writing Messages"
 363      ["Write a message" wl-summary-write t]
 364      ["Write for current folder" wl-summary-write-current-folder t]
 365      ["Reply" wl-summary-reply t]
 366      ["Reply with citation" wl-summary-reply-with-citation t]
 367      ["Forward" wl-summary-forward t])
 368     "----"
 369     ["Toggle Plug Status" wl-toggle-plugged t]
 370     ["Change Plug Status" wl-plugged-change t]
 371     "----"
 372     ["Exit Current Folder" wl-summary-exit t]))
 373
 374 (if wl-on-xemacs
 375     (defun wl-summary-setup-mouse ()
 376       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 377       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 378       (define-key wl-summary-mode-map [(shift button4)]
 379         'wl-summary-up)
 380       (define-key wl-summary-mode-map [(shift button5)]
 381         'wl-summary-down)
 382       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 383   (defun wl-summary-setup-mouse ()
 384     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 385     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 386     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 387     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 388     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 389
 390 (if wl-summary-mode-map
 391     ()
 392   (setq wl-summary-mode-map (make-sparse-keymap))
 393   (define-key wl-summary-mode-map " "    'wl-summary-read)
 394   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 395   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 396   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 397   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 398   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 399   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 400   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 401   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 402   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 403   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 404   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 405   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 406   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 407   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 408   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 409 ;  (define-key wl-summary-mode-map "D"    'wl-summary-drop-unsync)
 410
 411   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 412   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 413   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 414   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 415   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 416   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 417   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 418   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 419
 420   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 421   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 422   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 423   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 424   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 425   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 426   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 427   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 428   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 429   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 430   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 431   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 432   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 433   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 434   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 435   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 436   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 437   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 438   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 439   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 440   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 441
 442   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 443   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 444   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 445   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 446   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 447   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 448
 449   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 450   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 451   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 452   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 453
 454   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 455   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 456   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 457
 458   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 459   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 460   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 461
 462   ;; copy & paste.
 463   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 464   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 465
 466   ;; line commands
 467   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 468   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 469   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 470   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 471   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 472   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 473   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 474 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-prev-destination)
 475   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 476   (define-key wl-summary-mode-map "d"    'wl-summary-delete)
 477   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 478   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 479
 480   ;; thread commands
 481   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 482   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 483   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 484   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 485   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 486   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 487   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 488   (define-key wl-summary-mode-map "td" 'wl-thread-delete)
 489   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 490   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 491   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 492   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 493   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 494
 495   ;; target-mark commands
 496   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 497   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 498   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 499   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 500   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 501   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-delete)
 502   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 503   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 504   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 505   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 506   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 507   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 508   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 509   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 510   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 511   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 512   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 513   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 514
 515   ;; region commands
 516   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 517   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 518   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 519   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 520   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 521   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 522   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 523   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 524   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 525   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 526   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 527   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 528   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 529
 530   ;; score commands
 531   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 532   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 533   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 534   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 535   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 536   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 537   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 538   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 539   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 540   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 541
 542   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 543   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 544   ;;
 545   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 546   (wl-summary-setup-mouse)
 547   (easy-menu-define
 548    wl-summary-mode-menu
 549    wl-summary-mode-map
 550    "Menu used in Summary mode."
 551    wl-summary-mode-menu-spec))
 552
 553 (defun wl-status-update ()
 554   (interactive)
 555   (wl-address-init))
 556
 557 (defun wl-summary-display-top ()
 558   (interactive)
 559   (goto-char (point-min))
 560   (when wl-summary-lazy-highlight
 561     (wl-highlight-summary-window))
 562   (if wl-summary-buffer-disp-msg
 563       (wl-summary-redisplay)))
 564
 565 (defun wl-summary-display-bottom ()
 566   (interactive)
 567   (goto-char (point-max))
 568   (forward-line -1)
 569   (when wl-summary-lazy-highlight
 570     (wl-highlight-summary-window))
 571   (if wl-summary-buffer-disp-msg
 572       (wl-summary-redisplay)))
 573
 574 (defun wl-summary-count-unread ()
 575   (let ((pair
 576          (elmo-msgdb-count-marks (wl-summary-buffer-msgdb)
 577                                  wl-summary-new-mark
 578                                  (list wl-summary-unread-uncached-mark
 579                                        wl-summary-unread-cached-mark))))
 580     (if (eq major-mode 'wl-summary-mode)
 581         (setq wl-summary-buffer-new-count (car pair)
 582               wl-summary-buffer-unread-count (cdr pair)))
 583     pair))
 584
 585 (defun wl-summary-message-string (&optional use-cache)
 586   "Return full body string of current message.
 587 If optional USE-CACHE is non-nil, use cache if exists."
 588   (let ((number (wl-summary-message-number))
 589         (folder wl-summary-buffer-elmo-folder))
 590     (if (null number)
 591         (message "No message.")
 592       (elmo-set-work-buf
 593        (elmo-message-fetch folder
 594                            number
 595                            (elmo-make-fetch-strategy
 596                             'entire
 597                             use-cache ; use cache
 598                             nil ; save cache (should `t'?)
 599                             (and
 600                              use-cache
 601                              (elmo-file-cache-get-path
 602                               (elmo-message-field folder number 'message-id))))
 603                            nil
 604                            (current-buffer)
 605                            'unread)
 606        (buffer-string)))))
 607
 608 (defun wl-summary-reedit (&optional arg)
 609   "Re-edit current message.
 610 If ARG is non-nil, Supersedes message"
 611   (interactive "P")
 612   (wl-summary-toggle-disp-msg 'off)
 613   (if arg
 614       (wl-summary-supersedes-message)
 615     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 616         (when (wl-summary-message-number)
 617           (wl-draft-reedit (wl-summary-message-number))
 618           (if (wl-message-news-p)
 619               (mail-position-on-field "Newsgroups")
 620             (mail-position-on-field "To")))
 621       (wl-draft-edit-string (wl-summary-message-string)))))
 622
 623 (defun wl-summary-resend-bounced-mail ()
 624   "Re-mail the current message.
 625 This only makes sense if the current message is a bounce message which
 626 contains some mail you have written but has been bounced back to
 627 you."
 628   (interactive)
 629   (save-excursion
 630     (wl-summary-set-message-buffer-or-redisplay)
 631     (set-buffer (wl-message-get-original-buffer))
 632     (goto-char (point-min))
 633     (let ((case-fold-search nil))
 634       (cond
 635        ((and
 636          (re-search-forward
 637           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 638          (not (bolp))
 639          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 640         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 641               start)
 642           (cond
 643            ((and (setq start (re-search-forward
 644                               (concat "^--" boundary "\n"
 645                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 646                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 647                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 648                                       "\\(.+\n\\)*\n") nil t))
 649                  (re-search-forward
 650                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 651             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 652            (t
 653             (message "Seems no message/rfc822 part.")))))
 654        ((let ((case-fold-search t))
 655           (re-search-forward wl-rejected-letter-start nil t))
 656         (skip-chars-forward " \t\n")
 657         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 658        (t
 659         (message "Does not appear to be a rejected letter."))))))
 660
 661 (defun wl-summary-resend-message (address)
 662   "Resend the current message to ADDRESS."
 663   (interactive "sResend message to: ")
 664   (if (or (null address) (string-match "^[ \t]*$" address))
 665       (message "No address specified.")
 666     (message "Resending message to %s..." address)
 667     (save-excursion
 668       (let ((original (wl-summary-get-original-buffer)))
 669         ;; We first set up a normal mail buffer.
 670         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 671         (buffer-disable-undo (current-buffer))
 672         (erase-buffer)
 673         (setq wl-sent-message-via nil)
 674         ;; Insert our usual headers.
 675         (wl-draft-insert-from-field)
 676         (wl-draft-insert-date-field)
 677         (insert "to: " address "\n")
 678         (goto-char (point-min))
 679         ;; Rename them all to "Resent-*".
 680         (while (re-search-forward "^[A-Za-z]" nil t)
 681           (forward-char -1)
 682           (insert "Resent-"))
 683         (widen)
 684         (forward-line)
 685         (delete-region (point) (point-max))
 686         (let ((beg  (point)))
 687           ;; Insert the message to be resent.
 688           (insert-buffer-substring original)
 689           (goto-char (point-min))
 690           (search-forward "\n\n")
 691           (forward-char -1)
 692           (save-restriction
 693             (narrow-to-region beg (point))
 694             (wl-draft-delete-fields wl-ignored-resent-headers)
 695             (goto-char (point-max)))
 696           (insert mail-header-separator)
 697           ;; Rename all old ("Previous-")Resent headers.
 698           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 699             (beginning-of-line)
 700             (insert "Previous-"))
 701           ;; Quote any "From " lines at the beginning.
 702           (goto-char beg)
 703           (when (looking-at "From ")
 704             (replace-match "X-From-Line: ")))
 705         ;; Send it.
 706         (wl-draft-dispatch-message)
 707         (kill-buffer (current-buffer)))
 708       (message "Resending message to %s...done" address))))
 709
 710 (defun wl-summary-detect-mark-position ()
 711   (let ((column wl-summary-buffer-number-column)
 712         (formatter wl-summary-buffer-line-formatter)
 713         (dummy-temp (char-to-string 200))
 714         (dummy-persistent (char-to-string 201))
 715         temp persistent)
 716     (with-temp-buffer
 717       (setq wl-summary-buffer-number-column column
 718             wl-summary-buffer-line-formatter formatter)
 719       (insert
 720        (wl-summary-create-line
 721         (elmo-msgdb-make-entity
 722          :number 10000
 723          :from "foo"
 724          :subject "bar"
 725          :size 100)
 726         nil
 727         dummy-temp
 728         dummy-persistent))
 729       (goto-char (point-min))
 730       (setq temp (save-excursion
 731                    (search-forward dummy-temp nil t)
 732                    (current-column))
 733             persistent (save-excursion
 734                          (search-forward dummy-persistent nil t)
 735                          (current-column))))
 736     (setq wl-summary-buffer-temp-mark-column temp
 737           wl-summary-buffer-persistent-mark-column persistent)))
 738
 739 (defun wl-summary-buffer-set-folder (folder)
 740   (if (stringp folder)
 741       (setq folder (wl-folder-get-elmo-folder folder)))
 742   (setq wl-summary-buffer-elmo-folder folder)
 743   (make-local-variable 'wl-message-buffer)
 744   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 745                                             wl-folder-mime-charset-alist
 746                                             (elmo-folder-name-internal folder))
 747                                            wl-mime-charset))
 748   (setq wl-summary-buffer-weekday-name-lang
 749         (or (wl-get-assoc-list-value
 750              wl-folder-weekday-name-lang-alist
 751              (elmo-folder-name-internal folder))
 752             wl-summary-weekday-name-lang))
 753   (setq wl-summary-buffer-thread-indent-set
 754         (wl-get-assoc-list-value
 755          wl-folder-thread-indent-set-alist
 756          (elmo-folder-name-internal folder)))
 757   (setq wl-summary-buffer-number-column
 758         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 759                                      (wl-summary-buffer-folder-name))
 760             wl-summary-default-number-column))
 761   (wl-line-formatter-setup
 762    wl-summary-buffer-line-formatter
 763    (setq wl-summary-buffer-line-format
 764          (or (wl-get-assoc-list-value
 765               wl-folder-summary-line-format-alist
 766               (elmo-folder-name-internal folder))
 767              wl-summary-line-format))
 768    wl-summary-line-format-spec-alist)
 769   (wl-line-formatter-setup
 770    wl-summary-buffer-mode-line-formatter
 771    wl-summary-mode-line-format
 772    wl-summary-mode-line-format-spec-alist)
 773   (wl-summary-detect-mark-position)
 774   (setq wl-summary-buffer-persistent
 775         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 776   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 777   ;; process duplicates.
 778   (elmo-folder-set-process-duplicates-internal
 779    folder (cdr (elmo-string-matched-assoc
 780                 (elmo-folder-name-internal folder)
 781                 wl-folder-process-duplicates-alist)))
 782   (setq
 783    wl-thread-indent-level-internal
 784    (or (nth 0 wl-summary-buffer-thread-indent-set)
 785        wl-thread-indent-level)
 786    wl-thread-have-younger-brother-str-internal
 787    (or (nth 1 wl-summary-buffer-thread-indent-set)
 788        wl-thread-have-younger-brother-str)
 789    wl-thread-youngest-child-str-internal
 790    (or (nth 2 wl-summary-buffer-thread-indent-set)
 791        wl-thread-youngest-child-str)
 792    wl-thread-vertical-str-internal
 793    (or (nth 3 wl-summary-buffer-thread-indent-set)
 794        wl-thread-vertical-str)
 795    wl-thread-horizontal-str-internal
 796    (or (nth 4 wl-summary-buffer-thread-indent-set)
 797        wl-thread-horizontal-str)
 798    wl-thread-space-str-internal
 799    (or (nth 5 wl-summary-buffer-thread-indent-set)
 800        wl-thread-space-str))
 801   (run-hooks 'wl-summary-buffer-set-folder-hook))
 802
 803 (defun wl-summary-mode ()
 804   "Major mode for reading threaded messages.
 805 See Info under Wanderlust for full documentation.
 806
 807 Special commands:
 808 \\{wl-summary-mode-map}
 809
 810 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 811   (interactive)
 812   (unless (interactive-p) (kill-all-local-variables))
 813   (setq major-mode 'wl-summary-mode)
 814   (setq mode-name "Summary")
 815   (use-local-map wl-summary-mode-map)
 816 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 817   (setq buffer-read-only t)
 818   (setq truncate-lines t)
 819 ;;;(make-local-variable 'tab-width)
 820 ;;;(setq tab-width 1)
 821   (buffer-disable-undo (current-buffer))
 822   (setq selective-display t
 823         selective-display-ellipses nil)
 824   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 825   (easy-menu-add wl-summary-mode-menu)
 826   (when wl-summary-lazy-highlight
 827     (if wl-on-xemacs
 828         (progn
 829           (make-local-variable 'pre-idle-hook)
 830           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 831       (make-local-variable 'window-scroll-functions)
 832       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 833   ;; This hook may contain the function `wl-setup-summary' for reasons
 834   ;; of system internal to accord facilities for the Emacs variants.
 835   (run-hooks 'wl-summary-mode-hook))
 836
 837 (defun wl-summary-overview-entity-compare-by-date (x y)
 838   "Compare entity X and Y by date."
 839   (condition-case nil
 840       (string<
 841        (timezone-make-date-sortable
 842         (elmo-msgdb-overview-entity-get-date x))
 843        (timezone-make-date-sortable
 844         (elmo-msgdb-overview-entity-get-date y)))
 845     (error))) ;; ignore error.
 846
 847 (defun wl-summary-overview-entity-compare-by-number (x y)
 848    "Compare entity X and Y by number."
 849   (<
 850    (elmo-msgdb-overview-entity-get-number x)
 851    (elmo-msgdb-overview-entity-get-number y)))
 852
 853 (defun wl-summary-overview-entity-compare-by-from (x y)
 854   "Compare entity X and Y by from."
 855   (string<
 856    (wl-address-header-extract-address
 857     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 858         wl-summary-no-from-message))
 859    (wl-address-header-extract-address
 860     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 861         wl-summary-no-from-message))))
 862
 863 (defun wl-summary-overview-entity-compare-by-subject (x y)
 864   "Compare entity X and Y by subject."
 865   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 866            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 867
 868 (defun wl-summary-get-list-info (entity)
 869   "Returns (\"ML-name\" . ML-count) of ENTITY."
 870   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 871     (setq sequence (elmo-msgdb-overview-entity-get-extra-field
 872                     entity "x-sequence")
 873           ml-name (or (elmo-msgdb-overview-entity-get-extra-field
 874                        entity "x-ml-name")
 875                       (and sequence
 876                            (car (split-string sequence " "))))
 877           ml-count (or (elmo-msgdb-overview-entity-get-extra-field
 878                         entity "x-mail-count")
 879                        (elmo-msgdb-overview-entity-get-extra-field
 880                         entity "x-ml-count")
 881                        (and sequence
 882                             (cadr (split-string sequence " ")))))
 883     (and (setq subject (elmo-msgdb-overview-entity-get-subject
 884                         entity))
 885          (setq subject (elmo-delete-char ?\n subject))
 886          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 887          (progn
 888            (or ml-name (setq ml-name (match-string 1 subject)))
 889            (or ml-count (setq ml-count (match-string 2 subject)))))
 890     (and (setq return-path
 891                (elmo-msgdb-overview-entity-get-extra-field
 892                 entity "return-path"))
 893          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 894          (progn
 895            (or ml-name (setq ml-name (match-string 1 return-path)))
 896            (or ml-count (setq ml-count (match-string 2 return-path)))))
 897     (and (setq delivered-to
 898                (elmo-msgdb-overview-entity-get-extra-field
 899                 entity "delivered-to"))
 900          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 901          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 902     (and (setq mailing-list
 903                (elmo-msgdb-overview-entity-get-extra-field
 904                 entity "mailing-list"))
 905          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)  ; *-help@, *-owner@, etc.
 906          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 907     (cons (and ml-name (car (split-string ml-name " ")))
 908           (and ml-count (string-to-int ml-count)))))
 909
 910 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 911   "Compare entity X and Y by mailing-list info."
 912   (let* ((list-info-x (wl-summary-get-list-info x))
 913          (list-info-y (wl-summary-get-list-info y)))
 914     (if (equal (car list-info-x) (car list-info-y))
 915         (if (equal (cdr list-info-x) (cdr list-info-y))
 916             (wl-summary-overview-entity-compare-by-date x y)
 917           (< (or (cdr list-info-x) 0)
 918              (or (cdr list-info-y) 0)))
 919       (string< (or (car list-info-x) "")
 920                (or (car list-info-y) "")))))
 921
 922 (defun wl-summary-sort-by-date ()
 923   (interactive)
 924   (wl-summary-rescan "date"))
 925 (defun wl-summary-sort-by-number ()
 926   (interactive)
 927   (wl-summary-rescan "number"))
 928 (defun wl-summary-sort-by-subject ()
 929   (interactive)
 930   (wl-summary-rescan "subject"))
 931 (defun wl-summary-sort-by-from ()
 932   (interactive)
 933   (wl-summary-rescan "from"))
 934 (defun wl-summary-sort-by-list-info ()
 935   (interactive)
 936   (wl-summary-rescan "list-info"))
 937
 938 (defun wl-summary-rescan (&optional sort-by)
 939   "Rescan current folder without updating."
 940   (interactive)
 941   (let* ((cur-buf (current-buffer))
 942          (msgdb (wl-summary-buffer-msgdb))
 943          (overview (elmo-msgdb-get-overview msgdb))
 944          (number-alist (elmo-msgdb-get-number-alist msgdb))
 945          (elmo-mime-charset wl-summary-buffer-mime-charset)
 946          i percent num
 947          gc-message entity
 948          curp
 949          (inhibit-read-only t)
 950          (buffer-read-only nil)
 951          expunged)
 952     (fset 'wl-summary-append-message-func-internal
 953           (wl-summary-get-append-message-func))
 954     (erase-buffer)
 955     (message "Re-scanning...")
 956     (setq i 0)
 957     (setq num (length overview))
 958     (when sort-by
 959       (message "Sorting by %s..." sort-by)
 960       (setq overview
 961             (sort overview
 962                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 963                                   sort-by))))
 964       (message "Sorting by %s...done" sort-by)
 965       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 966                                overview))
 967     (setq curp overview)
 968     (set-buffer cur-buf)
 969     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 970     (setq wl-thread-entity-list nil)
 971     (setq wl-thread-entities nil)
 972     (setq wl-summary-buffer-number-list nil)
 973     (setq wl-summary-buffer-target-mark-list nil)
 974     (setq wl-summary-buffer-refile-list nil)
 975     (setq wl-summary-buffer-delete-list nil)
 976     (setq wl-summary-delayed-update nil)
 977     (elmo-kill-buffer wl-summary-search-buf-name)
 978     (while curp
 979       (setq entity (car curp))
 980       (wl-summary-append-message-func-internal entity msgdb nil)
 981       (setq curp (cdr curp))
 982       (when (> num elmo-display-progress-threshold)
 983         (setq i (+ i 1))
 984         (if (or (zerop (% i 5)) (= i num))
 985             (elmo-display-progress
 986              'wl-summary-rescan "Constructing summary structure..."
 987              (/ (* i 100) num)))))
 988     (when wl-summary-delayed-update
 989       (while wl-summary-delayed-update
 990         (message "Parent (%d) of message %d is no entity"
 991                  (caar wl-summary-delayed-update)
 992                  (elmo-msgdb-overview-entity-get-number
 993                   (cdar wl-summary-delayed-update)))
 994         (wl-summary-append-message-func-internal
 995          (cdar wl-summary-delayed-update) msgdb nil t)
 996         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 997     (message "Constructing summary structure...done")
 998     (set-buffer cur-buf)
 999     (if (eq wl-summary-buffer-view 'thread)
1000         (progn
1001           (message "Inserting thread...")
1002           (wl-thread-insert-top)
1003           (message "Inserting thread...done"))
1004       (wl-summary-make-number-list))
1005     (when wl-use-scoring
1006       (setq wl-summary-scored nil)
1007       (wl-summary-score-headers nil msgdb
1008                                 (wl-summary-rescore-msgs number-alist)
1009                                 t)
1010       (when (and wl-summary-scored
1011                  (setq expunged (wl-summary-score-update-all-lines)))
1012         (message "%d message(s) are expunged by scoring." (length expunged))))
1013     (wl-summary-set-message-modified)
1014     (wl-summary-count-unread)
1015     (wl-summary-update-modeline)
1016     (goto-char (point-max))
1017     (forward-line -1)
1018     (set-buffer-modified-p nil)))
1019
1020 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1021   (if (and next-entity
1022            wl-auto-select-next)
1023       (let (retval)
1024         (wl-summary-toggle-disp-msg 'off)
1025         (unwind-protect
1026             (setq retval
1027                   (wl-summary-goto-folder-subr next-entity
1028                                                'force-update
1029                                                nil
1030                                                nil ; not sticky
1031                                                t   ; interactive!
1032                                                ))
1033           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1034           (if (and (eq retval 'more-next)
1035                    (memq wl-auto-select-next '(unread skip-no-unread))
1036                    (memq this-command wl-summary-next-no-unread-command))
1037               (if upward
1038                   (wl-summary-up
1039                    t (eq wl-auto-select-next 'skip-no-unread))
1040                 (goto-char (point-max))
1041                 (forward-line -1)
1042                 (wl-summary-down
1043                  t (eq wl-auto-select-next 'skip-no-unread))))))
1044     (wl-summary-exit)))
1045
1046 (defun wl-summary-entity-info-msg (entity finfo)
1047   (or (and entity
1048            (concat
1049             (elmo-replace-in-string
1050              (if (memq 'ask-folder wl-use-folder-petname)
1051                  (wl-folder-get-petname entity)
1052                entity)
1053              "%" "%%")
1054             (if (null (car finfo))
1055                 " (? new/? unread)"
1056               (format
1057                " (%d new/%d unread)"
1058                (nth 0 finfo)
1059                (+ (nth 0 finfo)
1060                   (nth 1 finfo))))))
1061       "folder mode"))
1062
1063 (defun wl-summary-set-message-modified ()
1064   (elmo-folder-set-message-modified-internal
1065    wl-summary-buffer-elmo-folder t)
1066   (setq wl-summary-buffer-message-modified t))
1067 (defun wl-summary-message-modified-p ()
1068   wl-summary-buffer-message-modified)
1069 (defun wl-summary-set-mark-modified ()
1070   (elmo-folder-set-mark-modified-internal
1071    wl-summary-buffer-elmo-folder t)
1072   (setq wl-summary-buffer-mark-modified t))
1073 (defun wl-summary-mark-modified-p ()
1074   wl-summary-buffer-mark-modified)
1075 (defun wl-summary-set-thread-modified ()
1076   (setq wl-summary-buffer-thread-modified t))
1077 (defun wl-summary-thread-modified-p ()
1078   wl-summary-buffer-thread-modified)
1079
1080 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1081   (if (or wl-summary-buffer-refile-list
1082           wl-summary-buffer-copy-list
1083           wl-summary-buffer-delete-list)
1084       (if (y-or-n-p (format "Execute remaining marks in %s? "
1085                             (wl-summary-buffer-folder-name)))
1086           (progn
1087             (wl-summary-exec)
1088             (if (or wl-summary-buffer-refile-list
1089                     wl-summary-buffer-copy-list
1090                     wl-summary-buffer-delete-list)
1091                 (error "Some execution was failed")))
1092         ;; delete temp-marks
1093         (message "")
1094         (wl-summary-delete-all-refile-marks)
1095         (wl-summary-delete-all-copy-marks)
1096         (wl-summary-delete-all-delete-marks)))
1097   (if wl-summary-buffer-target-mark-list
1098       (progn
1099         (wl-summary-delete-all-target-marks)
1100         (setq wl-summary-buffer-target-mark-list nil)))
1101   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1102   (setq wl-summary-scored nil))
1103
1104 ;; a subroutine for wl-summary-exit/wl-save-status
1105 ;; Note that folder is not commited here.
1106 (defun wl-summary-save-view ()
1107   ;; already in summary buffer.
1108   (when wl-summary-buffer-persistent
1109     ;; save the current summary buffer view.
1110     (if (and wl-summary-cache-use
1111              (or (wl-summary-message-modified-p)
1112                  (wl-summary-mark-modified-p)
1113                  (wl-summary-thread-modified-p)))
1114         (wl-summary-save-view-cache))))
1115
1116 (defun wl-summary-save-status ()
1117   "Save summary view and msgdb."
1118   (interactive)
1119   (if (interactive-p) (message "Saving summary status..."))
1120   (wl-summary-save-view)
1121   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1122   (elmo-folder-check wl-summary-buffer-elmo-folder)
1123   (if wl-use-scoring (wl-score-save))
1124   (if (interactive-p) (message "Saving summary status...done.")))
1125
1126 (defun wl-summary-force-exit ()
1127   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1128   (interactive)
1129   (wl-summary-exit 'force-exit))
1130
1131 (defun wl-summary-exit (&optional force-exit)
1132   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1133   (interactive "P")
1134   (let ((summary-buf (current-buffer))
1135         (sticky (wl-summary-sticky-p))
1136         summary-win
1137         message-buf message-win
1138         folder-buf folder-win)
1139     (run-hooks 'wl-summary-exit-pre-hook)
1140     (if wl-summary-buffer-exit-function
1141         (funcall wl-summary-buffer-exit-function)
1142       (if (or force-exit (not sticky))
1143           (wl-summary-cleanup-temp-marks sticky))
1144       (unwind-protect
1145           ;; save summary status
1146           (progn
1147             (wl-summary-save-view)
1148             (if (or force-exit (not sticky))
1149                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1150               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1151               (elmo-folder-check wl-summary-buffer-elmo-folder))
1152             (if wl-use-scoring (wl-score-save)))
1153         ;; for sticky summary
1154         (wl-delete-all-overlays)
1155         (setq wl-summary-buffer-disp-msg nil)
1156         (elmo-kill-buffer wl-summary-search-buf-name)
1157         ;; delete message window if displayed.
1158         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1159             (delete-window (get-buffer-window wl-message-buffer)))
1160         (if (and wl-summary-use-frame
1161                  (> (length (visible-frame-list)) 1))
1162             (delete-frame))
1163         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1164             (if wl-summary-use-frame
1165                 (let (select-frame)
1166                   (save-selected-window
1167                     (dolist (frame (visible-frame-list))
1168                       (select-frame frame)
1169                       (if (get-buffer-window folder-buf)
1170                           (setq select-frame frame))))
1171                   (if select-frame
1172                       (select-frame select-frame)
1173                     (switch-to-buffer folder-buf)))
1174               (if (setq folder-win (get-buffer-window folder-buf))
1175                   ;; folder win is already displayed.
1176                   (select-window folder-win)
1177                 ;; folder win is not displayed.
1178                 (switch-to-buffer folder-buf)))
1179           ;; currently no folder buffer
1180           (wl-folder))
1181         (and wl-folder-move-cur-folder
1182              wl-folder-buffer-cur-point
1183              (goto-char wl-folder-buffer-cur-point))
1184         (setq wl-folder-buffer-cur-path nil)
1185         (setq wl-folder-buffer-cur-entity-id nil)
1186         (wl-delete-all-overlays)
1187         (if wl-summary-exit-next-move
1188             (wl-folder-next-unsync t)
1189           (beginning-of-line))
1190         (if (setq summary-win (get-buffer-window summary-buf))
1191             (delete-window summary-win))
1192         (if (or force-exit
1193                 (not sticky))
1194             (progn
1195               (set-buffer summary-buf)
1196               (kill-buffer summary-buf)))
1197         (run-hooks 'wl-summary-exit-hook)))))
1198
1199 (defun wl-summary-suspend ()
1200   (interactive)
1201   (wl-summary-exit)
1202   (wl-folder-suspend))
1203
1204 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1205   (interactive)
1206   (wl-summary-sync-update unset-cursor nil no-check))
1207
1208 (defsubst wl-summary-sync-all-init ()
1209   (wl-summary-cleanup-temp-marks)
1210   (erase-buffer)
1211   (wl-summary-set-message-modified)
1212   (wl-summary-set-mark-modified)
1213   (setq wl-thread-entity-hashtb (elmo-make-hash
1214                                  (* (length (elmo-msgdb-get-number-alist
1215                                              (wl-summary-buffer-msgdb))) 2)))
1216   (setq wl-thread-entity-list nil)
1217   (setq wl-thread-entities nil)
1218   (setq wl-summary-buffer-number-list nil)
1219   (setq wl-summary-buffer-target-mark-list nil)
1220   (setq wl-summary-buffer-refile-list nil)
1221   (setq wl-summary-buffer-copy-list nil)
1222   (setq wl-summary-buffer-delete-list nil))
1223
1224 (defun wl-summary-sync (&optional unset-cursor force-range)
1225   (interactive)
1226   (let* ((folder wl-summary-buffer-elmo-folder)
1227          (inhibit-read-only t)
1228          (buffer-read-only nil)
1229          (msgdb-dir (elmo-folder-msgdb-path folder))
1230          (range (or force-range (wl-summary-input-range
1231                                  (elmo-folder-name-internal folder)))))
1232     (cond ((string= range "rescan")
1233            (let ((msg (wl-summary-message-number)))
1234              (wl-summary-rescan)
1235              (and msg (wl-summary-jump-to-msg msg))))
1236           ((string= range "rescan-noscore")
1237            (let ((msg (wl-summary-message-number))
1238                  wl-use-scoring)
1239              (wl-summary-rescan)
1240              (and msg (wl-summary-jump-to-msg msg))))
1241           ((string= range "cache-status")
1242            (let ((msg (wl-summary-message-number)))
1243              (wl-summary-resume-cache-status)
1244              (and msg (wl-summary-jump-to-msg msg))))
1245           ((or (string-match "last:" range)
1246                (string-match "first:" range))
1247            (wl-summary-goto-folder-subr (concat "/" range "/"
1248                                                 (elmo-folder-name-internal
1249                                                  folder))
1250             'force-update nil nil t))
1251           (t
1252            (wl-summary-sync-update unset-cursor
1253                                    (cond ((string= range "all") 'all)
1254                                          ((string= range "all-visible")
1255                                           'visible-only)))))))
1256
1257 (defvar wl-summary-edit-addresses-candidate-fields
1258   ;; First element becomes default.
1259   '("from" "to" "cc"))
1260
1261 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1262   (let ((fields wl-summary-edit-addresses-candidate-fields)
1263         body candidates components)
1264     (while fields
1265       (setq body
1266             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1267                        ","))
1268       (setq body (wl-parse-addresses body))
1269       (if body (setq candidates (append candidates body)))
1270       (setq fields (cdr fields)))
1271     (setq candidates (elmo-uniq-list candidates))
1272     (elmo-set-work-buf
1273      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1274      (mapcar (function
1275               (lambda (x)
1276                 (setq components (std11-extract-address-components x))
1277                 (cons (nth 1 components)
1278                       (and (car components)
1279                            (eword-decode-string
1280                             (decode-mime-charset-string
1281                              (car components)
1282                              mime-charset))))))
1283              candidates))))
1284
1285 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1286   ;; returns nil if there's no change.
1287   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1288       (let (char)
1289         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1290                  the-email)
1291         (while (not (or (eq (setq char (read-char)) ?\r)
1292                         (eq char ?\n)
1293                         (eq char ? )
1294                         (eq char ?e)
1295                         (eq char ?c)
1296                         (eq char ?d)))
1297           (message
1298            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1299         (cond
1300          ((or (eq char ?e)
1301               (eq char ?\n)
1302               (eq char ?\r)
1303               (eq char ? ))
1304           ;; Change Addresses
1305           (wl-address-add-or-change
1306            the-email
1307            (wl-address-header-extract-realname
1308             (cdr (assoc
1309                   (let ((completion-ignore-case t) comp)
1310                     (setq comp
1311                           (try-completion the-email wl-address-completion-list))
1312                     (if (equal comp t) the-email comp))
1313                   wl-address-completion-list))))
1314           "edited")
1315          ((eq char ?d)
1316           ;; Delete Addresses
1317           (if (y-or-n-p (format "Delete '%s'? "
1318                                 the-email))
1319               (progn
1320                 (wl-address-delete the-email)
1321                 "deleted")
1322             (message "")
1323             nil))
1324          (t (message "")
1325             nil)))
1326     ;; Add Petname
1327     (wl-address-add-or-change the-email name-in-addr)
1328     "added"))
1329
1330 (defun wl-summary-edit-addresses (&optional addr-str)
1331   "Edit address book interactively.
1332 Optional argument ADDR-STR is used as a target address if specified."
1333   (interactive (if current-prefix-arg
1334                    (list (read-from-minibuffer "Target address: "))))
1335   (if (null (wl-summary-message-number))
1336       (message "No message.")
1337     (save-excursion
1338       (let* ((charset wl-summary-buffer-mime-charset)
1339              (candidates
1340               (with-current-buffer (wl-summary-get-original-buffer)
1341                 (wl-summary-edit-addresses-collect-candidate-fields
1342                  charset)))
1343              address pair result)
1344         (if addr-str
1345             (setq address addr-str)
1346           (when candidates
1347             (setq address (car (car candidates)))
1348             (setq address
1349                   (completing-read
1350                    (format "Target address (%s): " address)
1351                    (mapcar
1352                     (function (lambda (x) (cons (car x) (car x))))
1353                     candidates)
1354                    nil nil nil nil address))))
1355         (when address
1356           (setq pair (assoc address candidates))
1357           (unless pair
1358             (setq pair (cons address nil)))
1359           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1360             ;; update alias
1361             (wl-status-update)
1362             (setq address (assoc (car pair) wl-address-list))
1363             (if address
1364                 (message "%s, %s, <%s> is %s."
1365                          (nth 2 address)
1366                          (nth 1 address)
1367                          (nth 0 address)
1368                          result)))
1369 ;;; i'd like to update summary-buffer, but...
1370 ;;;     (wl-summary-rescan)
1371           (run-hooks 'wl-summary-edit-addresses-hook))))))
1372
1373 (defun wl-summary-incorporate (&optional arg)
1374   "Check and prefetch all uncached messages.
1375 If ARG is non-nil, checking is omitted."
1376   (interactive "P")
1377   (unless arg
1378     (save-excursion
1379       (wl-summary-sync-force-update)))
1380   (wl-summary-prefetch-region (point-min) (point-max)
1381                               wl-summary-incorporate-marks))
1382
1383 (defun wl-summary-prefetch-msg (number &optional arg)
1384   "Returns status-mark. if skipped, returns nil."
1385   ;; prefetching procedure.
1386   (save-excursion
1387     (let* ((msgdb (wl-summary-buffer-msgdb))
1388            (number-alist (elmo-msgdb-get-number-alist msgdb))
1389            (message-id (cdr (assq number number-alist)))
1390            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1391            (wl-message-entity ov)
1392            (entity ov)                  ; backward compatibility.
1393            (size (elmo-msgdb-overview-entity-get-size ov))
1394            (inhibit-read-only t)
1395            (buffer-read-only nil)
1396            (file-cached (elmo-file-cache-exists-p message-id))
1397            (force-read (and size
1398                             (or (and (null wl-prefetch-confirm) arg)
1399                                 (null wl-prefetch-threshold)
1400                                 (< size wl-prefetch-threshold))))
1401            mark new-mark)
1402       (unwind-protect
1403           (progn
1404             (when (and (or arg (not file-cached))
1405                        size (not force-read) wl-prefetch-confirm)
1406               (setq force-read
1407                     (save-restriction
1408                       (widen)
1409                       (y-or-n-p
1410                        (format
1411                         "Message from %s has %d bytes.  Prefetch it? "
1412                         (concat
1413                          "[ "
1414                          (save-match-data
1415                            (wl-set-string-width
1416                             17
1417                             (funcall wl-summary-from-function
1418                              (eword-decode-string
1419                               (elmo-delete-char
1420                                ?\"
1421                                (or
1422                                 (elmo-msgdb-overview-entity-get-from ov)
1423                                 "??")))))) " ]")
1424                         size))))
1425               (message ""))             ; flush.
1426             (setq mark (elmo-msgdb-get-mark msgdb number))
1427             (if force-read
1428                 (save-excursion
1429                   (save-match-data
1430                     ;; online
1431                     (if (or arg (not file-cached))
1432                         (elmo-message-encache
1433                          wl-summary-buffer-elmo-folder
1434                          number))
1435                     (setq new-mark
1436                           (cond
1437                            ((string= mark
1438                                      wl-summary-unread-uncached-mark)
1439                             wl-summary-unread-cached-mark)
1440                            ((string= mark wl-summary-new-mark)
1441                             (setq wl-summary-buffer-new-count
1442                                   (- wl-summary-buffer-new-count 1))
1443                             (setq wl-summary-buffer-unread-count
1444                                   (+ wl-summary-buffer-unread-count 1))
1445                             wl-summary-unread-cached-mark)
1446                            ((string= mark wl-summary-read-uncached-mark)
1447                             nil)
1448                            (t mark)))
1449                     (elmo-msgdb-set-mark msgdb number new-mark)
1450                     (or new-mark (setq new-mark " "))
1451                     (wl-summary-set-mark-modified)
1452                     (wl-summary-update-modeline)
1453                     (wl-folder-update-unread
1454                      (wl-summary-buffer-folder-name)
1455                      (+ wl-summary-buffer-unread-count
1456                         wl-summary-buffer-new-count)))
1457                   new-mark)))))))
1458
1459 ;;(defvar wl-summary-message-uncached-marks
1460 ;;  (list wl-summary-new-mark
1461 ;;      wl-summary-unread-uncached-mark
1462 ;;      wl-summary-read-uncached-mark))
1463
1464 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1465   (interactive "r")
1466   (let ((count 0)
1467         targets
1468         mark length
1469         entity msg
1470         start-pos pos)
1471     (save-excursion
1472       (setq start-pos (point))
1473       (save-restriction
1474         (narrow-to-region beg end)
1475         ;; collect prefetch targets.
1476         (message "Collecting marks...")
1477         (goto-char (point-min))
1478         (while (not (eobp))
1479           (setq mark (wl-summary-persistent-mark)
1480                 msg (wl-summary-message-number))
1481           (if (or (and (null prefetch-marks)
1482                        msg
1483                        (null (elmo-file-cache-exists-p
1484                               (elmo-message-field
1485                                wl-summary-buffer-elmo-folder
1486                                msg
1487                                'message-id))))
1488                   (member mark prefetch-marks))
1489               (setq targets (nconc targets (list msg))))
1490           (setq entity (wl-thread-get-entity msg))
1491           (if (or (not (eq wl-summary-buffer-view 'thread))
1492                   (wl-thread-entity-get-opened entity))
1493               (); opened. no hidden children.
1494             (setq targets (nconc
1495                            targets
1496                            (wl-thread-get-children-msgs-uncached
1497                             msg prefetch-marks))))
1498           (forward-line 1))
1499         (setq length (length targets))
1500         (message "Prefetching...")
1501         (while targets
1502           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1503                                (wl-thread-get-entity (car targets))))
1504                          (progn
1505                            (wl-summary-jump-to-msg (car targets))
1506                            (wl-summary-prefetch))
1507                        (wl-summary-prefetch-msg (car targets))))
1508           (if (if prefetch-marks
1509                   (string= mark wl-summary-unread-cached-mark)
1510                 (or (string= mark wl-summary-unread-cached-mark)
1511                     (string= mark " ")))
1512               (message "Prefetching... %d/%d message(s)"
1513                        (setq count (+ 1 count)) length))
1514           ;; redisplay!
1515           (save-excursion
1516             (setq pos (point))
1517             (goto-char start-pos)
1518             (if (pos-visible-in-window-p pos)
1519                 (save-restriction
1520                   (widen)
1521                   (sit-for 0))))
1522           (setq targets (cdr targets)))
1523         (message "Prefetched %d/%d message(s)" count length)
1524         (cons count length)))))
1525
1526 (defun wl-summary-prefetch (&optional arg)
1527   "Prefetch current message."
1528   (interactive "P")
1529   (save-excursion
1530     (let ((inhibit-read-only t)
1531           (buffer-read-only nil)
1532           (mark (wl-summary-persistent-mark)))
1533       (setq mark (wl-summary-prefetch-msg (wl-summary-message-number) arg))
1534       (when mark
1535         (delete-backward-char 1)
1536         (insert mark)
1537         (if wl-summary-highlight
1538             (wl-highlight-summary-current-line)))
1539       (set-buffer-modified-p nil)
1540       mark)))
1541
1542 (defun wl-summary-delete-marks-on-buffer (marks)
1543   (while marks
1544     (wl-summary-unmark (pop marks))))
1545
1546 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1547   (wl-summary-delete-marks-on-buffer copies))
1548
1549 (defun wl-summary-delete-all-refile-marks ()
1550   (let ((marks wl-summary-buffer-refile-list))
1551     (while marks
1552       (wl-summary-unmark (car (pop marks))))))
1553
1554 (defun wl-summary-delete-all-copy-marks ()
1555   (let ((marks wl-summary-buffer-copy-list))
1556     (while marks
1557       (wl-summary-unmark (car (pop marks))))))
1558
1559 (defun wl-summary-delete-all-delete-marks ()
1560   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1561
1562 (defun wl-summary-delete-all-target-marks ()
1563   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1564
1565 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1566   ;; for summary view cache saving.
1567   (save-excursion
1568     (goto-char (point-min))
1569     (let ((inhibit-read-only t)
1570           (buffer-read-only nil))
1571        (while (not (eobp))
1572         (unless (string= (wl-summary-temp-mark) " ")
1573           (delete-backward-char 1)
1574           (insert " "))
1575         (forward-line 1)))))
1576
1577 (defun wl-summary-mark-as-read-region (beg end)
1578   (interactive "r")
1579   (save-excursion
1580     (save-restriction
1581       (narrow-to-region beg end)
1582       (goto-char (point-min))
1583       (if (eq wl-summary-buffer-view 'thread)
1584           (progn
1585             (while (not (eobp))
1586               (let* ((number (wl-summary-message-number))
1587                      (entity (wl-thread-get-entity number))
1588                      children)
1589                 (if (wl-thread-entity-get-opened entity)
1590                     ;; opened...mark line.
1591                     (wl-summary-mark-as-read number)
1592                   ;; closed
1593                   (wl-summary-mark-as-read number) ; mark itself.
1594                   (setq children (wl-thread-get-children-msgs number))
1595                   (while children
1596                     (wl-summary-mark-as-read (car children))
1597                     (setq children (cdr children))))
1598                 (forward-line 1))))
1599         (while (not (eobp))
1600           (wl-summary-mark-as-read (wl-summary-message-number))
1601           (forward-line 1)))))
1602   (wl-summary-count-unread)
1603   (wl-summary-update-modeline))
1604
1605 (defun wl-summary-mark-as-unread-region (beg end)
1606   (interactive "r")
1607   (save-excursion
1608     (save-restriction
1609       (narrow-to-region beg end)
1610 ;;; use narrowing.
1611 ;;;      (save-excursion (goto-char end)
1612 ;;;                   (end-of-line) (point)))
1613       (goto-char (point-min))
1614       (if (eq wl-summary-buffer-view 'thread)
1615           (progn
1616             (while (not (eobp))
1617               (let* ((number (wl-summary-message-number))
1618                      (entity (wl-thread-get-entity number))
1619                      children)
1620                 (if (wl-thread-entity-get-opened entity)
1621                     ;; opened...mark line.
1622                     ;; Crossposts are not processed
1623                     (wl-summary-mark-as-unread)
1624                   ;; closed
1625                   (wl-summary-mark-as-unread) ; mark itself.
1626                   (setq children
1627                         (delq number (wl-thread-get-children-msgs number)))
1628                   (while children
1629                     (wl-summary-mark-as-unread (car children))
1630                     (setq children (cdr children))))
1631                 (forward-line 1))))
1632         (while (not (eobp))
1633           (wl-summary-mark-as-unread)
1634           (forward-line 1)))))
1635   (wl-summary-count-unread)
1636   (wl-summary-update-modeline))
1637
1638 (defun wl-summary-mark-as-important-region (beg end)
1639   (interactive "r")
1640   (save-excursion
1641     (save-restriction
1642       (narrow-to-region beg end);(save-excursion (goto-char end)
1643                                         ;    (end-of-line) (point)))
1644       (goto-char (point-min))
1645       (if (eq wl-summary-buffer-view 'thread)
1646           (progn
1647             (while (not (eobp))
1648               (let* ((number (wl-summary-message-number))
1649                      (entity (wl-thread-get-entity number))
1650                      children)
1651                 (if (wl-thread-entity-get-opened entity)
1652                     ;; opened...mark line.
1653                     ;; Crossposts are not processed
1654                     (wl-summary-mark-as-important)
1655                   ;; closed
1656                   (wl-summary-mark-as-important) ; mark itself.
1657                   (setq children
1658                         (delq number (wl-thread-get-children-msgs number)))
1659                   (while children
1660                     (wl-thread-msg-mark-as-important (car children))
1661                     (setq children (cdr children))))
1662                 (forward-line 1))))
1663         (while (not (eobp))
1664           (wl-summary-mark-as-important)
1665           (forward-line 1)))))
1666   (wl-summary-count-unread)
1667   (wl-summary-update-modeline))
1668
1669 (defun wl-summary-mark-as-read-all ()
1670   (interactive)
1671   (if (or (not (interactive-p))
1672           (y-or-n-p "Mark all messages as read? "))
1673       (let* ((folder wl-summary-buffer-elmo-folder)
1674              (cur-buf (current-buffer))
1675              (msgdb (wl-summary-buffer-msgdb))
1676              (inhibit-read-only t)
1677              (buffer-read-only nil)
1678              (case-fold-search nil)
1679              msg mark)
1680         (message "Setting all msgs as read...")
1681         (elmo-folder-mark-as-read folder
1682                                   (elmo-folder-list-unreads
1683                                    folder
1684                                    (list wl-summary-unread-cached-mark
1685                                          wl-summary-unread-uncached-mark
1686                                          wl-summary-new-mark)))
1687         (save-excursion
1688           (goto-char (point-min))
1689           (while (not (eobp))
1690             (setq msg (wl-summary-message-number))
1691             (setq mark (wl-summary-persistent-mark))
1692             (when (and (not (string= mark " "))
1693                        (not (string= mark wl-summary-important-mark))
1694                        (not (string= mark wl-summary-read-uncached-mark)))
1695               (delete-backward-char 1)
1696               (if (or (not (elmo-message-use-cache-p folder msg))
1697                       (string= mark wl-summary-unread-cached-mark))
1698                   (progn
1699                     (insert " ")
1700                     (elmo-msgdb-set-mark msgdb msg nil))
1701                 ;; New mark and unread-uncached mark
1702                 (insert wl-summary-read-uncached-mark)
1703                 (elmo-msgdb-set-mark
1704                  msgdb msg wl-summary-read-uncached-mark))
1705               (if wl-summary-highlight
1706                   (wl-highlight-summary-current-line nil nil t)))
1707             (forward-line 1)))
1708         (elmo-folder-replace-marks
1709          folder
1710          (list (cons wl-summary-unread-cached-mark
1711                      nil)
1712                (cons wl-summary-unread-uncached-mark
1713                      wl-summary-read-uncached-mark)
1714                (cons wl-summary-new-mark
1715                      wl-summary-read-uncached-mark)))
1716         (wl-summary-set-mark-modified)
1717         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1718         (setq wl-summary-buffer-unread-count 0)
1719         (setq wl-summary-buffer-new-count    0)
1720         (wl-summary-update-modeline)
1721         (message "Setting all msgs as read...done")
1722         (set-buffer-modified-p nil))))
1723
1724 (defun wl-summary-delete-cache ()
1725   "Delete cache of current message."
1726   (interactive)
1727   (save-excursion
1728     (let* ((inhibit-read-only t)
1729            (buffer-read-only nil)
1730            (folder wl-summary-buffer-elmo-folder)
1731            (msgdb (wl-summary-buffer-msgdb))
1732            (number-alist (elmo-msgdb-get-number-alist msgdb))
1733            (case-fold-search nil)
1734            mark number unread new-mark)
1735       (setq mark (wl-summary-persistent-mark))
1736       (cond
1737        ((or (string= mark wl-summary-new-mark)
1738             (string= mark wl-summary-unread-uncached-mark)
1739             (string= mark wl-summary-important-mark))
1740         ;; noop
1741         )
1742        ((string= mark wl-summary-unread-cached-mark)
1743         (setq new-mark wl-summary-unread-uncached-mark))
1744        (t
1745         (setq new-mark wl-summary-read-uncached-mark)))
1746       (when new-mark
1747         (setq number (wl-summary-message-number))
1748         (delete-backward-char 1)
1749         (insert new-mark)
1750         (elmo-file-cache-delete
1751          (elmo-file-cache-get-path
1752           (elmo-message-field wl-summary-buffer-elmo-folder
1753                               number
1754                               'message-id)))
1755         (elmo-msgdb-set-mark msgdb number new-mark)
1756         (wl-summary-set-mark-modified)
1757         (if wl-summary-highlight
1758             (wl-highlight-summary-current-line nil nil t))
1759         (set-buffer-modified-p nil)))))
1760
1761 (defun wl-summary-resume-cache-status ()
1762   "Resume the cache status of all messages in the current folder."
1763   (interactive)
1764   (let* ((folder wl-summary-buffer-elmo-folder)
1765          (cur-buf (current-buffer))
1766          (msgdb (wl-summary-buffer-msgdb))
1767          (number-alist (elmo-msgdb-get-number-alist msgdb))
1768          (inhibit-read-only t)
1769          (buffer-read-only nil)
1770          (case-fold-search nil)
1771          msg mark msgid set-mark)
1772     (message "Resuming cache status...")
1773     (save-excursion
1774       (goto-char (point-min))
1775       (while (not (eobp))
1776         (setq msg (wl-summary-message-number))
1777         (setq mark (wl-summary-persistent-mark))
1778         (setq msgid (elmo-msgdb-get-field msgdb msg 'message-id))
1779         (setq set-mark nil)
1780         (if (elmo-file-cache-exists-p msgid)
1781             (if (or
1782                  (string= mark wl-summary-unread-uncached-mark) ; U -> !
1783                  (string= mark wl-summary-new-mark)             ; N -> !
1784                  )
1785                 (setq set-mark wl-summary-unread-cached-mark)
1786               (if (string= mark wl-summary-read-uncached-mark)  ; u -> ' '
1787                   (setq set-mark " ")))
1788           (if (string= mark " ")
1789               (setq set-mark wl-summary-read-uncached-mark)     ;' ' -> u
1790             (if (string= mark wl-summary-unread-cached-mark)
1791                 (setq set-mark wl-summary-unread-uncached-mark) ; !  -> U
1792               )))
1793         (when set-mark
1794           (delete-backward-char 1)
1795           (insert set-mark)
1796           (elmo-msgdb-set-mark msgdb msg
1797                                (if (string= set-mark " ") nil set-mark))
1798           (if wl-summary-highlight
1799               (wl-highlight-summary-current-line)))
1800         (forward-line 1))
1801       (wl-summary-set-mark-modified)
1802       (wl-summary-count-unread)
1803       (wl-summary-update-modeline)
1804       (message "Resuming cache status...done")
1805       (set-buffer-modified-p nil))))
1806
1807 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1808   (interactive)
1809   (save-excursion
1810     (let ((inhibit-read-only t)
1811           (buffer-read-only nil)
1812           (msgs2 msgs)
1813           (len (length msgs))
1814           (i 0)
1815           update-list)
1816       (elmo-kill-buffer wl-summary-search-buf-name)
1817       (while msgs
1818         (if (eq wl-summary-buffer-view 'thread)
1819             (progn
1820               ;; don't use wl-append(nconc), because list is broken. ...why?
1821               (setq update-list
1822                     (append update-list
1823                             (wl-thread-delete-message (car msgs))))
1824               (setq update-list (delq (car msgs) update-list)))
1825           (goto-char (point-min))
1826           (if (wl-summary-jump-to-msg (car msgs))
1827               (progn
1828                 (delete-region (point-at-bol) (point-at-eol))
1829                 (delete-char 1) ; delete '\n'
1830                 (setq wl-summary-buffer-number-list
1831                       (delq (car msgs) wl-summary-buffer-number-list)))))
1832         (when (and deleting-info
1833                    (> len elmo-display-progress-threshold))
1834           (setq i (1+ i))
1835           (if (or (zerop (% i 5)) (= i len))
1836               (elmo-display-progress
1837                'wl-summary-delete-messages-on-buffer deleting-info
1838                (/ (* i 100) len))))
1839         (setq msgs (cdr msgs)))
1840       (when (eq wl-summary-buffer-view 'thread)
1841         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1842                                     (unless deleting-info 'no-msg))
1843         (wl-thread-cleanup-symbols msgs2))
1844       (wl-summary-count-unread)
1845       (wl-summary-update-modeline)
1846       (wl-folder-update-unread
1847        (wl-summary-buffer-folder-name)
1848        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1849
1850 (defun wl-summary-replace-status-marks (before after)
1851   "Replace the status marks on buffer."
1852   (interactive)
1853   (save-excursion
1854     (goto-char (point-min))
1855     (let ((inhibit-read-only t)
1856           (buffer-read-only nil))
1857       (while (not (eobp))
1858         (when (string= (wl-summary-persistent-mark) before)
1859           (delete-backward-char 1)
1860           (insert after)
1861           (if wl-summary-highlight
1862               (wl-highlight-summary-current-line)))
1863         (forward-line 1)))))
1864
1865 (defun wl-summary-get-delete-folder (folder)
1866   (if (string= folder wl-trash-folder)
1867       'null
1868     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1869                      'trash)))
1870       (cond ((stringp type)
1871              type)
1872             ((or (equal type 'remove) (equal type 'null))
1873              'null)
1874             (t;; (equal type 'trash)
1875              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1876                (unless (elmo-folder-exists-p trash-folder)
1877                  (if (y-or-n-p
1878                       (format "Trash Folder %s does not exist, create it? "
1879                               wl-trash-folder))
1880                      (elmo-folder-create trash-folder)
1881                    (error "Trash Folder is not created"))))
1882                wl-trash-folder)))))
1883
1884 (defun wl-summary-get-append-message-func ()
1885   (if (eq wl-summary-buffer-view 'thread)
1886       'wl-summary-insert-thread-entity
1887     'wl-summary-insert-sequential))
1888
1889 (defun wl-summary-sort ()
1890   (interactive)
1891   (wl-summary-rescan
1892    (completing-read
1893     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1894     (mapcar (lambda (spec)
1895               (list (symbol-name spec)))
1896             wl-summary-sort-specs)
1897     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1898
1899 (defun wl-summary-sync-marks ()
1900   "Update marks in summary."
1901   (interactive)
1902   (let ((last-progress 0)
1903         (i 0)
1904         unread-marks importants unreads
1905         importants-in-db unreads-in-db diff diffs
1906         mes progress)
1907     ;; synchronize marks.
1908     (when (not (eq (elmo-folder-type-internal
1909                     wl-summary-buffer-elmo-folder)
1910                    'internal))
1911       (message "Updating marks...")
1912       (setq unread-marks (list wl-summary-unread-cached-mark
1913                                wl-summary-unread-uncached-mark
1914                                wl-summary-new-mark)
1915             importants-in-db (elmo-folder-list-messages-mark-match
1916                               wl-summary-buffer-elmo-folder
1917                               (regexp-quote wl-summary-important-mark))
1918             unreads-in-db (elmo-folder-list-messages-mark-match
1919                            wl-summary-buffer-elmo-folder
1920                            (wl-regexp-opt unread-marks))
1921             importants (elmo-folder-list-importants
1922                         wl-summary-buffer-elmo-folder
1923                         wl-summary-important-mark)
1924             unreads (elmo-folder-list-unreads
1925                      wl-summary-buffer-elmo-folder
1926                      unread-marks))
1927       (setq diff (elmo-list-diff importants importants-in-db))
1928       (setq diffs (cadr diff)) ; important-deletes
1929       (setq mes (format "Updated (-%d" (length diffs)))
1930       (while diffs
1931         (wl-summary-mark-as-important (car diffs)
1932                                       wl-summary-important-mark
1933                                       'no-server)
1934         (setq diffs (cdr diffs)))
1935       (setq diffs (car diff)) ; important-appends
1936       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1937       (while diffs
1938         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1939         (setq diffs (cdr diffs)))
1940       (setq diff (elmo-list-diff unreads unreads-in-db))
1941       (setq diffs (cadr diff))
1942       (setq mes (concat mes (format "(-%d" (length diffs))))
1943       (while diffs
1944         (wl-summary-mark-as-read (car diffs) 'no-folder)
1945         (setq diffs (cdr diffs)))
1946       (setq diffs (car diff)) ; unread-appends
1947       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1948       (while diffs
1949         (wl-summary-mark-as-unread (car diffs) 'no-server 'no-modeline)
1950         (setq diffs (cdr diffs)))
1951       (if (interactive-p) (message mes)))))
1952
1953 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
1954   "Update the summary view to the newest folder status."
1955   (interactive)
1956   (let* ((folder wl-summary-buffer-elmo-folder)
1957          (case-fold-search nil)
1958          (elmo-mime-charset wl-summary-buffer-mime-charset)
1959          (inhibit-read-only t)
1960          (buffer-read-only nil)
1961          gc-message
1962          overview number-alist
1963          curp num i new-msgdb
1964          append-list delete-list crossed
1965          update-thread update-top-list
1966          expunged mes sync-result entity)
1967     (unwind-protect
1968         (progn
1969           (unless wl-summary-buffer-elmo-folder
1970             (error "(Internal error) Folder is not set:%s" (buffer-name
1971                                                             (current-buffer))))
1972           (fset 'wl-summary-append-message-func-internal
1973                 (wl-summary-get-append-message-func))
1974           ;; Flush pending append operations (disconnected operation).
1975           ;;(setq seen-list
1976           ;;(wl-summary-flush-pending-append-operations seen-list))
1977           (goto-char (point-max))
1978           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1979           (setq sync-result (elmo-folder-synchronize
1980                              folder
1981                              wl-summary-new-mark
1982                              wl-summary-unread-uncached-mark
1983                              wl-summary-unread-cached-mark
1984                              wl-summary-read-uncached-mark
1985                              wl-summary-important-mark
1986                              sync-all no-check))
1987           (setq new-msgdb (nth 0 sync-result))
1988           (setq delete-list (nth 1 sync-result))
1989           (setq crossed (nth 2 sync-result))
1990           (if sync-result
1991               (progn
1992                 ;; Setup sync-all
1993                 (if sync-all (wl-summary-sync-all-init))
1994 ;    (if (and has-nntp
1995 ;            (elmo-nntp-max-number-precedes-list-active-p))
1996         ;; XXX this does not work correctly in rare case.
1997 ;       (setq delete-list
1998 ;             (wl-summary-delete-canceled-msgs-from-list
1999 ;              delete-list
2000 ;              (wl-summary-buffer-msgdb))))
2001                 (when delete-list
2002                   (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
2003                   (message "Deleting...done"))
2004                 (when new-msgdb
2005                   (wl-summary-replace-status-marks
2006                    wl-summary-new-mark
2007                    wl-summary-unread-uncached-mark))
2008                 (setq append-list (elmo-msgdb-get-overview new-msgdb))
2009                 (setq curp append-list)
2010                 (setq num (length curp))
2011                 (when append-list
2012                   (setq i 0)
2013
2014                   ;; set these value for append-message-func
2015                   (setq overview (elmo-msgdb-get-overview
2016                                   (elmo-folder-msgdb folder)))
2017                   (setq number-alist (elmo-msgdb-get-number-alist
2018                                       (elmo-folder-msgdb folder)))
2019
2020                   (setq wl-summary-delayed-update nil)
2021                   (elmo-kill-buffer wl-summary-search-buf-name)
2022                   (while curp
2023                     (setq entity (car curp))
2024                     (when (setq update-thread
2025                                 (wl-summary-append-message-func-internal
2026                                  entity (elmo-folder-msgdb folder)
2027                                  (not sync-all)))
2028                       (wl-append update-top-list update-thread))
2029                     (if elmo-use-database
2030                         (elmo-database-msgid-put
2031                          (car entity) (elmo-folder-name-internal folder)
2032                          (elmo-msgdb-overview-entity-get-number entity)))
2033                     (setq curp (cdr curp))
2034                     (when (> num elmo-display-progress-threshold)
2035                       (setq i (+ i 1))
2036                       (if (or (zerop (% i 5)) (= i num))
2037                           (elmo-display-progress
2038                            'wl-summary-sync-update "Updating thread..."
2039                            (/ (* i 100) num)))))
2040                   (when wl-summary-delayed-update
2041                     (while wl-summary-delayed-update
2042                       (message "Parent (%d) of message %d is no entity"
2043                                (caar wl-summary-delayed-update)
2044                                (elmo-msgdb-overview-entity-get-number
2045                                 (cdar wl-summary-delayed-update)))
2046                       (when (setq update-thread
2047                                   (wl-summary-append-message-func-internal
2048                                    (cdar wl-summary-delayed-update)
2049                                    (elmo-folder-msgdb folder)
2050                                    (not sync-all) t))
2051                         (wl-append update-top-list update-thread))
2052                       (setq wl-summary-delayed-update
2053                             (cdr wl-summary-delayed-update))))
2054                   (when (and (eq wl-summary-buffer-view 'thread)
2055                              update-top-list)
2056                     (wl-thread-update-indent-string-thread
2057                      (elmo-uniq-list update-top-list)))
2058                   (message "Updating thread...done"))
2059                 (unless (eq wl-summary-buffer-view 'thread)
2060                   (wl-summary-make-number-list))
2061                 (wl-summary-set-message-modified)
2062                 (wl-summary-set-mark-modified)
2063                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2064                   (elmo-kill-buffer wl-summary-search-buf-name)
2065                   (message "Inserting thread...")
2066                   (wl-thread-insert-top)
2067                   (message "Inserting thread...done"))
2068                 (if elmo-use-database
2069                     (elmo-database-close))
2070                 (run-hooks 'wl-summary-sync-updated-hook)
2071                 (setq mes
2072                       (if (and (eq (length delete-list) 0)
2073                                (eq num 0))
2074                           (format
2075                            "No updates for \"%s\"" (elmo-folder-name-internal
2076                                                     folder))
2077                         (format "Updated (-%d/+%d) message(s)"
2078                                 (length delete-list) num))))
2079             (setq mes "Quit updating.")))
2080       ;; synchronize marks.
2081       (if (and wl-summary-auto-sync-marks sync-result)
2082           (wl-summary-sync-marks))
2083       ;; scoring
2084       (when wl-use-scoring
2085         (setq wl-summary-scored nil)
2086         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2087                                   (and sync-all
2088                                        (wl-summary-rescore-msgs number-alist))
2089                                   sync-all)
2090         (when (and wl-summary-scored
2091                    (setq expunged (wl-summary-score-update-all-lines)))
2092           (setq mes (concat mes
2093                             (format " (%d expunged)"
2094                                     (length expunged))))))
2095       (if (and crossed (> crossed 0))
2096           (setq mes
2097                 (if mes
2098                     (concat mes
2099                             (format " (%d crosspost)" crossed))
2100                   (format "%d crosspost message(s)" crossed)))
2101         (and mes (setq mes (concat mes "."))))
2102       ;; Update Folder mode
2103       (wl-folder-set-folder-updated
2104        (elmo-folder-name-internal folder)
2105        (list 0
2106              (let ((pair (wl-summary-count-unread)))
2107                (+ (car pair) (cdr pair)))
2108              (elmo-folder-messages folder)))
2109       (wl-summary-update-modeline)
2110       ;;
2111       (unless unset-cursor
2112         (goto-char (point-min))
2113         (if (not (wl-summary-cursor-down t))
2114             (progn
2115               (goto-char (point-max))
2116               (forward-line -1))
2117           (if (and wl-summary-highlight
2118                    (not (get-text-property (point) 'face)))
2119               (save-excursion
2120                 (forward-line (- 0
2121                                  (or
2122                                   wl-summary-partial-highlight-above-lines
2123                                   wl-summary-highlight-partial-threshold)))
2124                 (wl-highlight-summary (point) (point-max))))))
2125       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2126       (wl-delete-all-overlays)
2127       (set-buffer-modified-p nil)
2128       (if mes (message "%s" mes)))))
2129
2130 (defun wl-summary-set-score-mark (mark)
2131   (save-excursion
2132     (beginning-of-line)
2133     (let ((inhibit-read-only t)
2134           (buffer-read-only nil)
2135           msg-num
2136           cur-mark)
2137       (setq msg-num (wl-summary-message-number))
2138       (setq cur-mark (wl-summary-temp-mark))
2139       (when (member cur-mark (list " "
2140                                    wl-summary-score-below-mark
2141                                    wl-summary-score-over-mark))
2142         (delete-backward-char 1)
2143         (insert mark)
2144         (if wl-summary-highlight
2145             (wl-highlight-summary-current-line nil nil t))
2146         (set-buffer-modified-p nil)))))
2147
2148 (defun wl-summary-get-score-mark (msg-num)
2149   (let ((score (cdr (assq msg-num wl-summary-scored))))
2150     (if score
2151         (cond ((< score wl-summary-default-score)
2152                "-")
2153               ((> score wl-summary-default-score)
2154                "+")))))
2155
2156 (defun wl-summary-update-modeline ()
2157   (setq wl-summary-buffer-mode-line
2158         (funcall wl-summary-buffer-mode-line-formatter)))
2159
2160 (defun wl-summary-jump-to-msg (&optional number)
2161   (interactive)
2162   (let ((num (or number
2163                  (string-to-int
2164                   (read-from-minibuffer "Jump to Message(No.): ")))))
2165     (setq num (int-to-string num))
2166     (beginning-of-line)
2167     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
2168                  (progn (backward-char 1) t))
2169             (re-search-backward (concat "\r" num "[^0-9]") nil t))
2170         (progn (beginning-of-line) t)
2171       nil)))
2172
2173 (defun wl-summary-highlight-msgs (msgs)
2174   (save-excursion
2175     (let ((len (length msgs))
2176           i)
2177       (message "Hilighting...")
2178       (setq i 0)
2179       (while msgs
2180         (if (wl-summary-jump-to-msg (car msgs))
2181             (wl-highlight-summary-current-line))
2182         (setq msgs (cdr msgs))
2183         (when (> len elmo-display-progress-threshold)
2184           (setq i (+ i 1))
2185           (if (or (zerop (% i 5)) (= i len))
2186               (elmo-display-progress
2187                'wl-summary-highlight-msgs "Highlighting..."
2188                (/ (* i 100) len)))))
2189       (message "Highlighting...done"))))
2190
2191 (defun wl-summary-message-number ()
2192   (save-excursion
2193     (beginning-of-line)
2194     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2195             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2196         (string-to-int (wl-match-buffer 1))
2197       nil)))
2198
2199 (defun wl-summary-delete-all-msgs ()
2200   (interactive)
2201   (let ((cur-buf (current-buffer))
2202         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2203     (set-buffer cur-buf)
2204     (if (null dels)
2205         (message "No message to delete.")
2206       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2207                             (wl-summary-buffer-folder-name)
2208                             (length dels)))
2209           (progn
2210             (message "Deleting...")
2211             (elmo-folder-delete-messages
2212              wl-summary-buffer-elmo-folder dels)
2213             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2214                                     dels)
2215 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2216             (wl-summary-set-message-modified)
2217             (wl-summary-set-mark-modified)
2218             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2219                                           (list 0 0 0))
2220 ;;; for thread.
2221 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2222             (setq wl-summary-buffer-unread-count 0)
2223             (setq wl-summary-buffer-new-count    0)
2224             (wl-summary-update-modeline)
2225             (set-buffer cur-buf)
2226             (let ((inhibit-read-only t)
2227                   (buffer-read-only nil))
2228               (erase-buffer))
2229 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2230             (message "Deleting...done")
2231             t)
2232         nil))))
2233
2234 (defun wl-summary-toggle-thread (&optional arg)
2235   "Toggle thread status (T)hread and (S)equential.
2236 If ARG, without confirm."
2237   (interactive "P")
2238   (when (or arg
2239             (y-or-n-p (format "Toggle threading? (y=%s): "
2240                               (if (eq wl-summary-buffer-view 'thread)
2241                                   "\"off\"" "\"on\""))))
2242     (if (eq wl-summary-buffer-view 'thread)
2243         (setq wl-summary-buffer-view 'sequence)
2244       (setq wl-summary-buffer-view 'thread))
2245     (wl-summary-update-modeline)
2246     (force-mode-line-update)
2247     (wl-summary-rescan)))
2248
2249 (defun wl-summary-load-file-object (filename)
2250   "Load lisp object from dir."
2251   (save-excursion
2252     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2253           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2254           insert-file-contents-post-hook
2255           ret-val)
2256       (if (not (file-readable-p filename))
2257           ()
2258         (set-buffer tmp-buffer)
2259         (as-binary-input-file (insert-file-contents filename))
2260         (setq ret-val
2261               (condition-case nil
2262                   (read (current-buffer))
2263                 (error (error "Reading failed")))))
2264       (kill-buffer tmp-buffer)
2265       ret-val)))
2266
2267 (defun wl-summary-goto-folder (&optional arg)
2268   (interactive "P")
2269   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2270
2271 (defun wl-summary-goto-folder-sticky ()
2272   (interactive)
2273   (wl-summary-goto-folder-subr nil nil nil t t))
2274
2275 (defun wl-summary-goto-last-visited-folder ()
2276   (interactive)
2277   (let ((entity
2278          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2279                                           wl-folder-entity
2280                                           'folder)))
2281     (if entity (wl-folder-set-current-entity-id
2282                 (wl-folder-get-entity-id entity))))
2283   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2284
2285 (defun wl-summary-sticky-p (&optional folder)
2286   (if folder
2287       (get-buffer (wl-summary-sticky-buffer-name
2288                    (elmo-folder-name-internal folder)))
2289     (not (string= wl-summary-buffer-name (buffer-name)))))
2290
2291 (defun wl-summary-always-sticky-folder-p (folder)
2292   (or (eq t wl-summary-always-sticky-folder-list)
2293       (wl-string-match-member
2294        (elmo-folder-name-internal folder)
2295        wl-summary-always-sticky-folder-list)))
2296
2297 (defun wl-summary-stick (&optional force)
2298   "Make current summary buffer sticky."
2299   (interactive "P")
2300   (if (wl-summary-sticky-p)
2301       (message "Current summary buffer is already sticky.")
2302     (when (or force (y-or-n-p "Stick current summary buffer? "))
2303       (wl-summary-toggle-disp-msg 'off)
2304       (wl-summary-switch-to-clone-buffer
2305        (wl-summary-sticky-buffer-name
2306         (wl-summary-buffer-folder-name)))
2307 ;;; ???hang up
2308 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2309 ;;;                   (wl-summary-buffer-folder-name))))
2310       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2311
2312 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2313   (let ((cur-buf (current-buffer))
2314         (msg (wl-summary-message-number))
2315         (buf (get-buffer-create buffer-name))
2316         (folder wl-summary-buffer-elmo-folder)
2317         (copy-variables
2318          (append '(wl-summary-buffer-view
2319                    wl-summary-buffer-refile-list
2320                    wl-summary-buffer-delete-list
2321                    wl-summary-buffer-copy-list
2322                    wl-summary-buffer-target-mark-list
2323                    wl-summary-buffer-elmo-folder
2324                    wl-summary-buffer-number-column
2325                    wl-summary-buffer-temp-mark-column
2326                    wl-summary-buffer-persistent-mark-column
2327                    wl-summary-buffer-message-modified
2328                    wl-summary-buffer-mark-modified
2329                    wl-summary-buffer-thread-modified
2330                    wl-summary-buffer-number-list
2331                    wl-summary-buffer-msgdb
2332                    wl-summary-buffer-folder-name
2333                    wl-summary-buffer-line-formatter)
2334                  (and (eq wl-summary-buffer-view 'thread)
2335                       '(wl-thread-entity-hashtb
2336                         wl-thread-entities
2337                         wl-thread-entity-list))
2338                  (and wl-use-scoring
2339                       '(wl-summary-scored
2340                         wl-summary-default-score
2341                         wl-summary-important-above
2342                         wl-summary-target-above
2343                         wl-summary-mark-below
2344                         wl-summary-expunge-below))
2345                  (and (featurep 'wl-score)
2346                       '(wl-current-score-file
2347                         wl-score-alist)))))
2348     (set-buffer buf)
2349     (wl-summary-mode)
2350     (wl-summary-buffer-set-folder folder)
2351     (let ((buffer-read-only nil))
2352       (insert-buffer cur-buf))
2353     (set-buffer-modified-p nil)
2354     (while copy-variables
2355       (set (car copy-variables)
2356            (save-excursion
2357              (set-buffer cur-buf)
2358              (symbol-value (car copy-variables))))
2359       (setq copy-variables (cdr copy-variables)))
2360     (switch-to-buffer buf)
2361     (kill-buffer cur-buf)
2362     (wl-summary-count-unread)
2363     (wl-summary-update-modeline)
2364     (if msg
2365         (if (eq wl-summary-buffer-view 'thread)
2366             (wl-thread-jump-to-msg msg)
2367           (wl-summary-jump-to-msg msg))
2368       (goto-char (point-max))
2369       (beginning-of-line))))
2370
2371 (defun wl-summary-get-buffer (folder)
2372   (or (and folder
2373            (get-buffer (wl-summary-sticky-buffer-name folder)))
2374       (get-buffer wl-summary-buffer-name)))
2375
2376 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2377   (if force-sticky
2378       (get-buffer-create
2379        (wl-summary-sticky-buffer-name name))
2380     (or (get-buffer (wl-summary-sticky-buffer-name name))
2381         (get-buffer-create wl-summary-buffer-name))))
2382
2383 (defun wl-summary-make-number-list ()
2384   (setq wl-summary-buffer-number-list
2385         (mapcar
2386          (lambda (x) (elmo-msgdb-overview-entity-get-number x))
2387          (elmo-msgdb-get-overview (wl-summary-buffer-msgdb)))))
2388
2389 (defun wl-summary-auto-select-msg-p (unread-msg)
2390   (and unread-msg
2391        (not (string=
2392              (elmo-msgdb-get-mark
2393               (wl-summary-buffer-msgdb)
2394               unread-msg)
2395              wl-summary-important-mark))))
2396
2397 (defsubst wl-summary-open-folder (folder)
2398   ;; Select folder
2399   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2400     (unwind-protect
2401         (elmo-folder-open folder 'load-msgdb)
2402       ;; For compatibility
2403       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2404       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2405                                            folder)))))
2406
2407 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2408                                               sticky interactive scoring
2409                                               force-exit)
2410   "Display target folder on summary."
2411   (interactive)
2412   (let* ((keep-cursor (memq this-command
2413                             wl-summary-keep-cursor-command))
2414          (name (or name (wl-summary-read-folder wl-default-folder)))
2415          (cur-fld wl-summary-buffer-elmo-folder)
2416          folder buf mes hilit reuse-buf
2417          retval entity)
2418     (if (string= name "")
2419         (setq name wl-default-folder))
2420     (setq folder (wl-folder-get-elmo-folder name))
2421     (when (and (not (string=
2422                      (and cur-fld (elmo-folder-name-internal cur-fld))
2423                      (elmo-folder-name-internal folder))) ; folder is moved.
2424                (eq major-mode 'wl-summary-mode)) ; called in summary.
2425       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2426       (run-hooks 'wl-summary-exit-pre-hook)
2427       (if (or force-exit (not (wl-summary-sticky-p)))
2428           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2429       (wl-summary-save-view)
2430       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2431       (if (and (wl-summary-sticky-p) force-exit)
2432           (kill-buffer (current-buffer))))
2433     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2434                                             sticky))
2435     (setq reuse-buf
2436           (save-excursion
2437             (set-buffer buf)
2438             (string= (elmo-folder-name-internal folder)
2439                      (wl-summary-buffer-folder-name))))
2440     (unwind-protect
2441         (if reuse-buf
2442             (if interactive
2443                 (switch-to-buffer buf)
2444               (set-buffer buf))
2445           (if other-window
2446               (delete-other-windows))
2447           (set-buffer buf)
2448           (unless (eq major-mode 'wl-summary-mode)
2449             (wl-summary-mode))
2450           (wl-summary-buffer-set-folder folder)
2451           (setq wl-summary-buffer-disp-msg nil)
2452           (setq wl-summary-buffer-last-displayed-msg nil)
2453           (setq wl-summary-buffer-current-msg nil)
2454           (let ((case-fold-search nil)
2455                 (inhibit-read-only t)
2456                 (buffer-read-only nil))
2457             (erase-buffer)
2458             ;; Resume summary view
2459             (if wl-summary-cache-use
2460                 (let* ((dir (elmo-folder-msgdb-path folder))
2461                        (cache (expand-file-name wl-summary-cache-file dir))
2462                        (view (expand-file-name wl-summary-view-file dir)))
2463                   (when (file-exists-p cache)
2464                     (insert-file-contents-as-binary cache)
2465                     (elmo-set-buffer-multibyte
2466                      default-enable-multibyte-characters)
2467                     (decode-mime-charset-region
2468                      (point-min)(point-max)
2469                      wl-summary-buffer-mime-charset 'LF))
2470                   (if (file-exists-p view)
2471                       (setq wl-summary-buffer-view
2472                             (wl-summary-load-file-object view))
2473                     (setq wl-summary-buffer-view
2474                           (or (wl-get-assoc-list-value
2475                                wl-summary-default-view-alist
2476                                (elmo-folder-name-internal folder))
2477                               wl-summary-default-view)))
2478                   (wl-thread-resume-entity folder)
2479                   (wl-summary-open-folder folder))
2480               (setq wl-summary-buffer-view
2481                     (wl-summary-load-file-object
2482                      (expand-file-name wl-summary-view-file
2483                                        (elmo-folder-msgdb-path folder))))
2484               (wl-summary-open-folder folder)
2485               (wl-summary-rescan))
2486             (wl-summary-count-unread)
2487             (wl-summary-update-modeline)))
2488       (unless (eq wl-summary-buffer-view 'thread)
2489         (wl-summary-make-number-list))
2490       (when (and wl-summary-cache-use
2491                  (or (and wl-summary-check-line-format
2492                           (wl-summary-line-format-changed-p))
2493                      (wl-summary-view-old-p)))
2494         (wl-summary-rescan))
2495       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2496       (unless (and reuse-buf keep-cursor)
2497         ;(setq hilit wl-summary-highlight)
2498         (unwind-protect
2499             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2500                   (wl-use-scoring
2501                    (if (or scoring interactive) wl-use-scoring)))
2502               (if (and (not scan-type)
2503                        interactive
2504                        (not wl-ask-range))
2505                   (setq scan-type (wl-summary-get-sync-range folder)))
2506               (cond
2507                ((eq scan-type nil)
2508                 (wl-summary-sync 'unset-cursor))
2509                ((eq scan-type 'all)
2510                 (wl-summary-sync 'unset-cursor "all"))
2511                ((eq scan-type 'no-sync))
2512                ((or (eq scan-type 'force-update)
2513                     (eq scan-type 'update))
2514                 (setq mes (wl-summary-sync-force-update
2515                            'unset-cursor 'no-check)))))
2516           (if interactive
2517               (switch-to-buffer buf)
2518             (set-buffer buf))
2519           ;; stick always-sticky-folder
2520           (when (wl-summary-always-sticky-folder-p folder)
2521             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2522           (run-hooks 'wl-summary-prepared-pre-hook)
2523           (set-buffer-modified-p nil)
2524           (goto-char (point-min))
2525           (if (wl-summary-cursor-down t)
2526               (let ((unreadp (wl-summary-next-message
2527                               (wl-summary-message-number)
2528                               'down t)))
2529                 (cond ((and wl-auto-select-first
2530                             (wl-summary-auto-select-msg-p unreadp))
2531                        ;; wl-auto-select-first is non-nil and
2532                        ;; unreadp is non-nil but not important
2533                        (setq retval 'disp-msg))
2534                       ((and wl-auto-prefetch-first
2535                             (wl-summary-auto-select-msg-p unreadp))
2536                        ;; wl-auto-select-first is non-nil and
2537                        ;; unreadp is non-nil but not important
2538                        (setq retval 'prefetch-msg))
2539                       ((not (wl-summary-auto-select-msg-p unreadp))
2540                        ;; unreadp is nil or important
2541                        (setq retval 'more-next))))
2542             (goto-char (point-max))
2543             (if (elmo-folder-plugged-p folder)
2544                 (forward-line -1)
2545               (wl-summary-prev))
2546             (setq retval 'more-next))
2547           ;(setq wl-summary-highlight hilit)
2548           (if (and wl-summary-highlight
2549                    (not wl-summary-lazy-highlight)
2550                    (not reuse-buf))
2551               (if (and wl-summary-highlight-partial-threshold
2552                        (> (count-lines (point-min) (point-max))
2553                           wl-summary-highlight-partial-threshold))
2554                   (save-excursion
2555                     (forward-line (-
2556                                    0
2557                                    (or
2558                                     wl-summary-partial-highlight-above-lines
2559                                     wl-summary-highlight-partial-threshold)))
2560                     (wl-highlight-summary (point) (point-max)))
2561                 (wl-highlight-summary (point-min) (point-max))))
2562           (if (eq retval 'disp-msg)
2563               (wl-summary-redisplay))
2564           (if (eq retval 'prefetch-msg)
2565               (wl-message-buffer-prefetch
2566                folder
2567                (wl-summary-message-number)
2568                wl-message-buffer-prefetch-depth
2569                (current-buffer)
2570                wl-summary-buffer-mime-charset))
2571           (if mes (message "%s" mes))
2572           (if (and interactive wl-summary-recenter)
2573               (recenter (/ (- (window-height) 2) 2))))))
2574     ;; set current entity-id
2575     (if (and (not folder)
2576              (setq entity
2577                    (wl-folder-search-entity-by-name (elmo-folder-name-internal
2578                                                      folder)
2579                                                     wl-folder-entity
2580                                                     'folder)))
2581         ;; entity-id is unknown.
2582         (wl-folder-set-current-entity-id
2583          (wl-folder-get-entity-id entity)))
2584     (when (and wl-summary-lazy-highlight
2585                wl-on-xemacs)
2586       (sit-for 0))
2587     (unwind-protect
2588         (run-hooks 'wl-summary-prepared-hook)
2589       (set-buffer-modified-p nil))
2590     retval))
2591
2592 (defun wl-summary-goto-previous-message-beginning ()
2593   (end-of-line)
2594   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2595   (beginning-of-line))
2596
2597 (defun wl-summary-goto-top-of-current-thread ()
2598   (wl-summary-jump-to-msg
2599    (wl-thread-entity-get-number
2600     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2601                                       (wl-summary-message-number))))))
2602
2603 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2604   (interactive)
2605   (let ((depth (or depth
2606                    (wl-thread-get-depth-of-current-line))))
2607     (forward-line 1)
2608     (while (and (not (eobp))
2609                 (>= (wl-thread-get-depth-of-current-line)
2610                     depth))
2611       (forward-line 1))
2612     (beginning-of-line)))
2613
2614 (defun wl-summary-insert-line (line)
2615   "Insert LINE in the Summary."
2616   (if wl-use-highlight-mouse-line
2617       ;; remove 'mouse-face of current line.
2618       (put-text-property
2619        (save-excursion (beginning-of-line)(point))
2620        (save-excursion (end-of-line)(point))
2621        'mouse-face nil))
2622   (insert line "\n")
2623   (if wl-use-highlight-mouse-line
2624       ;; remove 'mouse-face of current line.
2625       (put-text-property
2626        (save-excursion (beginning-of-line)(point))
2627        (save-excursion (end-of-line)(point))
2628        'mouse-face nil))
2629   (ignore-errors
2630     (run-hooks 'wl-summary-line-inserted-hook)))
2631
2632 (defun wl-summary-insert-sequential (entity msgdb &rest args)
2633   (let ((inhibit-read-only t)
2634         buffer-read-only)
2635     (goto-char (point-max))
2636     (wl-summary-insert-line
2637      (wl-summary-create-line entity nil nil
2638                              (elmo-msgdb-get-mark
2639                               msgdb
2640                               (elmo-msgdb-overview-entity-get-number
2641                                entity))))))
2642
2643 (defun wl-summary-default-subject-filter (subject)
2644   (let ((case-fold-search t))
2645     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2646     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2647     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2648
2649 (defun wl-summary-subject-equal (subject1 subject2)
2650   (string= (funcall wl-summary-subject-filter-function subject1)
2651            (funcall wl-summary-subject-filter-function subject2)))
2652
2653 (defmacro wl-summary-put-alike (alike)
2654   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2655                         (, alike)
2656                         wl-summary-alike-hashtb)))
2657
2658 (defmacro wl-summary-get-alike ()
2659   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2660                         wl-summary-alike-hashtb)))
2661
2662 (defun wl-summary-insert-headers (overview func mime-decode)
2663   (let (ov this last alike)
2664     (buffer-disable-undo (current-buffer))
2665     (make-local-variable 'wl-summary-alike-hashtb)
2666     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2667     (when mime-decode
2668       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2669     (while (setq ov (pop overview))
2670       (setq this (funcall func ov))
2671       (and this (setq this (std11-unfold-string this)))
2672       (if (equal last this)
2673           (setq alike (cons ov alike))
2674         (when last
2675           (wl-summary-put-alike alike)
2676           (insert last ?\n))
2677         (setq alike (list ov)
2678               last this)))
2679     (when last
2680       (wl-summary-put-alike alike)
2681       (insert last ?\n))
2682     (when mime-decode
2683       (decode-mime-charset-region (point-min) (point-max)
2684                                   elmo-mime-charset)
2685       (when (eq mime-decode 'mime)
2686         (eword-decode-region (point-min) (point-max))))
2687     (run-hooks 'wl-summary-insert-headers-hook)))
2688
2689 (defun wl-summary-search-by-subject (entity overview)
2690   (let ((summary-buf (current-buffer))
2691         (buf (get-buffer-create wl-summary-search-buf-name))
2692         (folder-name (wl-summary-buffer-folder-name))
2693         match founds cur result)
2694     (with-current-buffer buf
2695       (let ((case-fold-search t))
2696         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2697                   (zerop (buffer-size)))
2698           (setq wl-summary-search-buf-folder-name folder-name)
2699           (message "Creating subject cache...")
2700           (wl-summary-insert-headers
2701            overview
2702            (function
2703             (lambda (x)
2704               (funcall wl-summary-subject-filter-function
2705                        (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2706            t)
2707           (message "Creating subject cache...done"))
2708         (setq match (funcall wl-summary-subject-filter-function
2709                              (elmo-msgdb-overview-entity-get-subject entity)))
2710         (if (string= match "")
2711             (setq match "\n"))
2712         (goto-char (point-max))
2713         (while (and (null result)
2714                     (not (= (point) (point-min)))
2715                     (search-backward match nil t))
2716           ;; check exactly match
2717           (when (and (bolp) (= (point-at-eol)(match-end 0)))
2718             (setq founds (wl-summary-get-alike))
2719             (with-current-buffer summary-buf
2720               (while founds
2721                 (when (and
2722                        ;; the first element of found-entity list exists on
2723                        ;; thread tree.
2724                        (wl-thread-get-entity
2725                         (elmo-msgdb-overview-entity-get-number
2726                          (car founds)))
2727                        ;; message id is not same as myself.
2728                        (not (string=
2729                              (elmo-msgdb-overview-entity-get-id entity)
2730                              (elmo-msgdb-overview-entity-get-id (car founds))))
2731                        ;; not a descendant.
2732                        (not (wl-thread-descendant-p
2733                              (elmo-msgdb-overview-entity-get-number entity)
2734                              (elmo-msgdb-overview-entity-get-number
2735                               (car founds)))))
2736                   (setq result (car founds)
2737                         founds nil))
2738                 (setq founds (cdr founds))))))
2739         result))))
2740
2741 (defun wl-summary-insert-thread-entity (entity msgdb update
2742                                                &optional force-insert)
2743   (let* ((overview (elmo-msgdb-get-overview msgdb))
2744          this-id
2745          parent-entity
2746          parent-number
2747          (case-fold-search t)
2748          cur number overview2 cur-entity linked retval delayed-entity
2749          update-list entity-stack)
2750     (while entity
2751       (setq this-id (elmo-msgdb-overview-entity-get-id entity)
2752             parent-entity
2753             (elmo-msgdb-get-parent-entity entity msgdb)
2754             parent-number (elmo-msgdb-overview-entity-get-number
2755                            parent-entity))
2756       (setq number (elmo-msgdb-overview-entity-get-number entity))
2757       ;; If thread loop detected, set parent as nil.
2758       (setq cur entity)
2759       (while cur
2760         (if (eq number (elmo-msgdb-overview-entity-get-number
2761                         (setq cur
2762                               (elmo-msgdb-get-parent-entity cur msgdb))))
2763             (setq parent-number nil
2764                   cur nil)))
2765       (if (and parent-number
2766                (not (wl-thread-get-entity parent-number))
2767                (not force-insert))
2768           ;; parent exists in overview, but not in wl-thread-entities
2769           (progn
2770             (wl-append wl-summary-delayed-update
2771                        (list (cons parent-number entity)))
2772             (setq entity nil)) ;; exit loop
2773         ;; Search parent by subject.
2774         (when (and (null parent-number)
2775                    wl-summary-search-parent-by-subject-regexp
2776                    (string-match
2777                     wl-summary-search-parent-by-subject-regexp
2778                     (elmo-msgdb-overview-entity-get-subject entity)))
2779           (let ((found (wl-summary-search-by-subject entity overview)))
2780             (when (and found
2781                        (not (member found wl-summary-delayed-update)))
2782               (setq parent-entity found)
2783               (setq parent-number
2784                     (elmo-msgdb-overview-entity-get-number parent-entity))
2785               (setq linked t))))
2786         ;; If subject is change, divide thread.
2787         (if (and parent-number
2788                  wl-summary-divide-thread-when-subject-changed
2789                  (not (wl-summary-subject-equal
2790                        (or (elmo-msgdb-overview-entity-get-subject
2791                             entity) "")
2792                        (or (elmo-msgdb-overview-entity-get-subject
2793                             parent-entity) ""))))
2794             (setq parent-number nil))
2795         (setq retval
2796               (wl-thread-insert-message entity
2797                                         number parent-number update linked))
2798         (and retval
2799              (wl-append update-list (list retval)))
2800         (setq entity nil) ; exit loop
2801         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2802           (setq wl-summary-delayed-update
2803                 (delq delayed-entity wl-summary-delayed-update))
2804           ;; update delayed message
2805           (wl-append entity-stack (list (cdr delayed-entity)))))
2806       (if (and (not entity)
2807                entity-stack)
2808           (setq entity (pop entity-stack))))
2809     update-list))
2810
2811 (defun wl-summary-update-thread (entity
2812                                  thr-entity
2813                                  parent-entity)
2814   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2815          (overview-entity entity)
2816          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2817          (number (elmo-msgdb-overview-entity-get-number entity))
2818          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
2819          insert-line)
2820     (cond
2821      ((or (not parent-id)
2822           (string= this-id parent-id))
2823       (goto-char (point-max))
2824       (beginning-of-line)
2825       (setq insert-line t))
2826      ;; parent already exists in buffer.
2827      ((wl-summary-jump-to-msg parent-number)
2828       (wl-thread-goto-bottom-of-sub-thread)
2829       (setq insert-line t)))
2830     (when insert-line
2831       (let (buffer-read-only)
2832         (wl-summary-insert-line
2833          (wl-summary-create-line
2834           entity
2835           parent-entity
2836           nil
2837           (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) number)
2838           (wl-thread-maybe-get-children-num number)
2839           (wl-thread-make-indent-string thr-entity)
2840           (wl-thread-entity-get-linked thr-entity)))))))
2841
2842 (defun wl-summary-mark-as-unread (&optional number
2843                                             no-server-update
2844                                             no-modeline-update)
2845   (interactive)
2846   (save-excursion
2847     (let* (eol
2848           (inhibit-read-only t)
2849           (buffer-read-only nil)
2850           (folder wl-summary-buffer-elmo-folder)
2851           (msgdb (wl-summary-buffer-msgdb))
2852 ;;;       (number-alist (elmo-msgdb-get-number-alist msgdb))
2853           new-mark visible mark cur-mark)
2854       (if number
2855           (progn
2856             (setq visible (wl-summary-jump-to-msg number))
2857             (unless (setq mark (elmo-msgdb-get-mark msgdb number))
2858               (setq mark " ")))
2859         ;; interactive
2860         (setq visible t))
2861       (when visible
2862         (if (null (wl-summary-message-number))
2863             (message "No message.")
2864           (end-of-line)
2865           (setq eol (point))
2866           (wl-summary-goto-previous-message-beginning)))
2867       (if (or (and (not visible)
2868                    ;; already exists in msgdb.
2869                    (elmo-msgdb-overview-get-entity number msgdb))
2870               (progn
2871                 ;; visible.
2872                 (setq cur-mark (wl-summary-persistent-mark))
2873                 (or (string= cur-mark " ")
2874                     (string= cur-mark wl-summary-read-uncached-mark))))
2875           (progn
2876             (setq number (or number (wl-summary-message-number)))
2877             (setq mark (or mark cur-mark))
2878             (save-match-data
2879               (setq new-mark (if (string= mark
2880                                           wl-summary-read-uncached-mark)
2881                                  wl-summary-unread-uncached-mark
2882                                (if (elmo-message-use-cache-p folder number)
2883                                    wl-summary-unread-mark
2884                                  wl-summary-unread-uncached-mark))))
2885             ;; server side mark
2886             (unless no-server-update
2887               (save-match-data
2888                 (unless (elmo-folder-unmark-read folder (list number))
2889                   (error "Setting mark failed"))))
2890             (when visible
2891               (delete-backward-char 1)
2892               (insert new-mark))
2893             (elmo-msgdb-set-mark msgdb number new-mark)
2894             (unless no-modeline-update
2895               (setq wl-summary-buffer-unread-count
2896                     (+ 1 wl-summary-buffer-unread-count))
2897               (wl-summary-update-modeline)
2898               (wl-folder-update-unread
2899                (wl-summary-buffer-folder-name)
2900                (+ wl-summary-buffer-unread-count
2901                   wl-summary-buffer-new-count)))
2902             (wl-summary-set-mark-modified)
2903             (if (and visible wl-summary-highlight)
2904                 (wl-highlight-summary-current-line))))))
2905   (set-buffer-modified-p nil))
2906
2907 (defun wl-summary-delete (&optional number)
2908   "Mark a delete mark 'D'.
2909 If optional argument NUMBER is specified, mark message specified by NUMBER."
2910   (interactive)
2911   (let* ((buffer-num (wl-summary-message-number))
2912          (msg-num (or number buffer-num))
2913          mark)
2914     (catch 'done
2915       (when (null msg-num)
2916         (if (interactive-p)
2917             (message "No message."))
2918         (throw 'done nil))
2919       (when (setq mark (wl-summary-get-mark msg-num))
2920         (when (wl-summary-reserve-temp-mark-p mark)
2921           (if (interactive-p)
2922               (error "Already marked as `%s'" mark))
2923           (throw 'done nil))
2924         (wl-summary-unmark msg-num))
2925       (if (or (interactive-p)
2926               (eq number buffer-num))
2927           (wl-summary-mark-line "D"))
2928       (setq wl-summary-buffer-delete-list
2929             (cons msg-num wl-summary-buffer-delete-list))
2930       (if (interactive-p)
2931           (if (eq wl-summary-move-direction-downward nil)
2932               (wl-summary-prev)
2933             (wl-summary-next)))
2934       msg-num)))
2935
2936 (defun wl-summary-remove-destination ()
2937   (save-excursion
2938     (let ((inhibit-read-only t)
2939           (buffer-read-only nil)
2940           (buf (current-buffer))
2941           sol eol rs re)
2942       (beginning-of-line)
2943       (setq sol (point))
2944       (search-forward "\r")
2945       (forward-char -1)
2946       (setq eol (point))
2947       (setq rs (next-single-property-change sol 'wl-summary-destination
2948                                             buf eol))
2949       (setq re (next-single-property-change rs 'wl-summary-destination
2950                                             buf eol))
2951       (put-text-property rs re 'wl-summary-destination nil)
2952       (put-text-property rs re 'invisible nil)
2953       (goto-char re)
2954       (delete-char (- eol re)))))
2955
2956 (defun wl-summary-check-mark (msg mark)
2957   (let ((check-func (cond ((string= mark "o")
2958                            'wl-summary-msg-marked-as-refiled)
2959                           ((string= mark "O")
2960                            'wl-summary-msg-marked-as-copied)
2961                           ((string= mark "D")
2962                            'wl-summary-msg-marked-as-deleted)
2963                           ((string= mark "*")
2964                            'wl-summary-msg-marked-as-target))))
2965     (if check-func
2966         (funcall check-func msg))))
2967
2968 (defun wl-summary-mark-collect (mark &optional begin end)
2969   (save-excursion
2970     (save-restriction
2971       (let (msglist)
2972         (narrow-to-region (or begin (point-min))
2973                           (or end (point-max)))
2974         (goto-char (point-min))
2975         ;; for thread...
2976         (if (eq wl-summary-buffer-view 'thread)
2977             (progn
2978               (while (not (eobp))
2979                 (let* ((number (wl-summary-message-number))
2980                        (entity (wl-thread-get-entity number))
2981                        result)
2982                   ;; opened...only myself is checked.
2983                   (if (wl-summary-check-mark number mark)
2984                       (wl-append msglist (list number)))
2985                   (unless (wl-thread-entity-get-opened entity)
2986                     ;; closed...children is also checked.
2987                     (if (setq result (wl-thread-get-children-msgs-with-mark
2988                                       number
2989                                       mark))
2990                         (wl-append msglist result)))
2991                   (forward-line 1)))
2992               (elmo-uniq-list msglist))
2993           (while (not (eobp))
2994             (when (string= (wl-summary-temp-mark) mark)
2995               (setq msglist (cons (wl-summary-message-number) msglist)))
2996             (forward-line 1)))))))
2997
2998 (defun wl-summary-exec ()
2999   (interactive)
3000   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
3001                         (reverse wl-summary-buffer-delete-list)
3002                         (mapcar 'car wl-summary-buffer-copy-list)))
3003
3004 (defun wl-summary-exec-region (beg end)
3005   (interactive "r")
3006   (message "Collecting marks ...")
3007   (save-excursion
3008     (goto-char beg)
3009     (beginning-of-line)
3010     (setq beg (point))
3011     (goto-char (1- end))
3012     (forward-line)
3013     (setq end (point))
3014     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
3015                           (wl-summary-mark-collect "D" beg end)
3016                           (wl-summary-mark-collect "O" beg end))))
3017
3018 (defun wl-summary-exec-subr (moves dels copies)
3019   (if (not (or moves dels copies))
3020       (message "No marks")
3021     (save-excursion
3022       (let ((del-fld (wl-summary-get-delete-folder
3023                       (wl-summary-buffer-folder-name)))
3024             (start (point))
3025             (unread-marks (list wl-summary-unread-cached-mark
3026                                 wl-summary-unread-uncached-mark
3027                                 wl-summary-new-mark))
3028             (refiles (append moves dels))
3029             (refile-failures 0)
3030             (copy-failures 0)
3031             (copy-len (length copies))
3032             refile-len
3033             dst-msgs                    ; loop counter
3034             result)
3035         (message "Executing ...")
3036         (while dels
3037           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3038             (wl-append wl-summary-buffer-refile-list
3039                        (list (cons (car dels) del-fld)))
3040             (setq wl-summary-buffer-delete-list
3041                   (delete (car dels) wl-summary-buffer-delete-list)))
3042           (setq dels (cdr dels)))
3043         ;; begin refile...
3044         (setq refile-len (length refiles))
3045         (setq dst-msgs
3046               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3047         (goto-char start)               ; avoid moving cursor to
3048                                         ; the bottom line.
3049         (when (> refile-len elmo-display-progress-threshold)
3050           (elmo-progress-set 'elmo-folder-move-messages
3051                              refile-len "Moving messages..."))
3052         (while dst-msgs
3053           (setq result nil)
3054           (condition-case nil
3055               (setq result (elmo-folder-move-messages
3056                             wl-summary-buffer-elmo-folder
3057                             (cdr (car dst-msgs))
3058                             (if (eq 'null (car (car dst-msgs)))
3059                                 'null
3060                               (wl-folder-get-elmo-folder
3061                                (car (car dst-msgs))))
3062                             (wl-summary-buffer-msgdb)
3063                             (not (null (cdr dst-msgs)))
3064                             nil ; no-delete
3065                             nil ; same-number
3066                             unread-marks
3067                             t))
3068             (error nil))
3069           (if result                    ; succeeded.
3070               (progn
3071                 ;; update buffer.
3072                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3073                 ;; update refile-alist.
3074                 (setq wl-summary-buffer-refile-list
3075                       (wl-delete-associations (cdr (car dst-msgs))
3076                                               wl-summary-buffer-refile-list)))
3077             (setq refile-failures
3078                   (+ refile-failures (length (cdr (car dst-msgs))))))
3079           (setq dst-msgs (cdr dst-msgs)))
3080         (elmo-progress-clear 'elmo-folder-move-messages)
3081         ;; end refile
3082         ;; begin cOpy...
3083         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3084         (when (> copy-len elmo-display-progress-threshold)
3085           (elmo-progress-set 'elmo-folder-move-messages
3086                              copy-len "Copying messages..."))
3087         (while dst-msgs
3088           (setq result nil)
3089           (condition-case nil
3090               (setq result (elmo-folder-move-messages
3091                             wl-summary-buffer-elmo-folder
3092                             (cdr (car dst-msgs))
3093                             (wl-folder-get-elmo-folder
3094                              (car (car dst-msgs)))
3095                             (wl-summary-buffer-msgdb)
3096                             (not (null (cdr dst-msgs)))
3097                             t ; t is no-delete (copy)
3098                             nil ; same number
3099                             unread-marks
3100                             t))
3101             (error nil))
3102           (if result                    ; succeeded.
3103               (progn
3104                 ;; update buffer.
3105                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3106                 ;; update copy-alist
3107                 (setq wl-summary-buffer-copy-list
3108                       (wl-delete-associations (cdr (car dst-msgs))
3109                                               wl-summary-buffer-copy-list)))
3110             (setq copy-failures
3111                   (+ copy-failures (length (cdr (car dst-msgs))))))
3112           (setq dst-msgs (cdr dst-msgs)))
3113         ;; Hide progress bar.
3114         (elmo-progress-clear 'elmo-folder-move-messages)
3115         ;; end cOpy
3116         (wl-summary-folder-info-update)
3117         (wl-summary-set-message-modified)
3118         (wl-summary-set-mark-modified)
3119         (run-hooks 'wl-summary-exec-hook)
3120         (unless (and wl-message-buffer
3121                      (eq (wl-summary-message-number)
3122                          (with-current-buffer wl-message-buffer
3123                            wl-message-buffer-cur-number)))
3124           (wl-summary-toggle-disp-msg 'off))
3125         (set-buffer-modified-p nil)
3126         (message (concat "Executing ... done"
3127                          (if (> refile-failures 0)
3128                              (format " (%d refiling failed)" refile-failures)
3129                            "")
3130                          (if (> copy-failures 0)
3131                              (format " (%d copying failed)" copy-failures)
3132                            "")
3133                          "."))))))
3134
3135 (defun wl-summary-read-folder (default &optional purpose ignore-error
3136                                 no-create init)
3137   (let ((fld (completing-read
3138               (format "Folder name %s(%s): " (or purpose "")
3139                       default)
3140               (or wl-folder-completion-function
3141                   (if (memq 'read-folder wl-use-folder-petname)
3142                       (wl-folder-get-entity-with-petname)
3143                     wl-folder-entity-hashtb))
3144               nil nil (or init wl-default-spec)
3145               'wl-read-folder-hist)))
3146     (if (or (string= fld wl-default-spec)
3147             (string= fld ""))
3148         (setq fld default))
3149     (setq fld (elmo-string (wl-folder-get-realname fld)))
3150     (if (string-match "\n" fld)
3151         (error "Not supported folder name: %s" fld))
3152     (unless no-create
3153       (if ignore-error
3154           (condition-case nil
3155               (wl-folder-confirm-existence
3156                (wl-folder-get-elmo-folder
3157                 fld))
3158             (error))
3159         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3160                                       fld))))
3161     fld))
3162
3163 (defun wl-summary-print-destination (msg-num folder)
3164   "Print refile destination on line."
3165   (wl-summary-remove-destination)
3166   (let ((inhibit-read-only t)
3167         (folder (copy-sequence folder))
3168         (buffer-read-only nil)
3169         len rs re c)
3170     (setq len (string-width folder))
3171     (if (< len 1) ()
3172       ;;(end-of-line)
3173       (beginning-of-line)
3174       (search-forward "\r")
3175       (forward-char -1)
3176       (setq re (point))
3177       (setq c 0)
3178       (while (< c len)
3179         (forward-char -1)
3180         (setq c (+ c (char-width (following-char)))))
3181       (and (> c len) (setq folder (concat " " folder)))
3182       (setq rs (point))
3183       (when wl-summary-width
3184           (put-text-property rs re 'invisible t))
3185       (put-text-property rs re 'wl-summary-destination t)
3186       (goto-char re)
3187       (wl-highlight-refile-destination-string folder)
3188       (insert folder)
3189       (set-buffer-modified-p nil))))
3190
3191 (defsubst wl-summary-get-mark (number)
3192   "Return a temporal mark of message specified by NUMBER."
3193   (or (and (memq number wl-summary-buffer-delete-list) "D")
3194       (and (assq number wl-summary-buffer-copy-list) "O")
3195       (and (assq number wl-summary-buffer-refile-list) "o")
3196       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3197
3198 (defsubst wl-summary-reserve-temp-mark-p (mark)
3199   "Return t if temporal MARK should be reserved."
3200   (member mark wl-summary-reserve-mark-list))
3201
3202 (defun wl-summary-refile (&optional dst number)
3203   "Put refile mark on current line message.
3204 If optional argument DST is specified, put mark without asking
3205 destination folder.
3206 If optional argument NUMBER is specified, mark message specified by NUMBER.
3207
3208 If folder is read-only, message should be copied.
3209 See `wl-refile-policy-alist' for more details."
3210   (interactive)
3211   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3212                                          (wl-summary-buffer-folder-name))))
3213     (cond ((eq policy 'copy)
3214            (if (interactive-p)
3215                (call-interactively 'wl-summary-copy)
3216              (wl-summary-copy dst number)))
3217           (t
3218            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3219
3220 (defun wl-summary-copy (&optional dst number)
3221   "Put copy mark on current line message.
3222 If optional argument DST is specified, put mark without asking
3223 destination folder.
3224 If optional argument NUMBER is specified, mark message specified by NUMBER."
3225   (interactive)
3226   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3227
3228 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3229   (let* ((buffer-num (wl-summary-message-number))
3230          (msg-num (or number buffer-num))
3231          (msgid (and msg-num
3232                      (elmo-message-field wl-summary-buffer-elmo-folder
3233                                          msg-num 'message-id)))
3234          (entity (and msg-num
3235                       (elmo-msgdb-overview-get-entity
3236                        msg-num (wl-summary-buffer-msgdb))))
3237          (variable
3238           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3239          folder mark already tmp-folder)
3240     (catch 'done
3241       (when (null entity)
3242         ;; msgdb is empty?
3243         (if interactive
3244             (message "Cannot refile."))
3245         (throw 'done nil))
3246       (when (null msg-num)
3247         (if interactive
3248             (message "No message."))
3249         (throw 'done nil))
3250       (when (setq mark (wl-summary-get-mark msg-num))
3251         (when (wl-summary-reserve-temp-mark-p mark)
3252           (if interactive
3253               (error "Already marked as `%s'" mark))
3254           (throw 'done nil)))
3255       (setq folder (and msg-num
3256                         (or dst (wl-summary-read-folder
3257                                  (or (wl-refile-guess entity) wl-trash-folder)
3258                                  (format "for %s" copy-or-refile)))))
3259       ;; Cache folder hack by okada@opaopa.org
3260       (if (and (eq (elmo-folder-type-internal
3261                     (wl-folder-get-elmo-folder
3262                      (wl-folder-get-realname folder))) 'cache)
3263                (not (string= folder
3264                              (setq tmp-folder
3265                                    (concat "'cache/"
3266                                            (elmo-cache-get-path-subr
3267                                             (elmo-msgid-to-cache msgid)))))))
3268           (progn
3269             (setq folder tmp-folder)
3270             (message "Force refile to %s." folder)))
3271       (if (string= folder (wl-summary-buffer-folder-name))
3272           (error "Same folder"))
3273       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3274               (string= folder wl-queue-folder)
3275               (string= folder wl-draft-folder))
3276           (error "Don't %s messages to %s" copy-or-refile folder))
3277       ;; learn for refile.
3278       (if (eq copy-or-refile 'refile)
3279           (wl-refile-learn entity folder))
3280       (wl-summary-unmark msg-num)
3281       (set variable (append
3282                      (symbol-value variable)
3283                      (list (cons msg-num folder))))
3284       (when (or interactive
3285                 (eq number buffer-num))
3286         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3287                                   "o" "O"))
3288         ;; print refile destination
3289         (wl-summary-print-destination msg-num folder))
3290       (if interactive
3291           (if (eq wl-summary-move-direction-downward nil)
3292               (wl-summary-prev)
3293             (wl-summary-next)))
3294       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3295       (setq wl-summary-buffer-prev-refile-destination folder)
3296       msg-num)))
3297
3298 (defun wl-summary-refile-prev-destination ()
3299   "Refile message to previously refiled destination."
3300   (interactive)
3301   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3302                      (wl-summary-message-number))
3303   (if (eq wl-summary-move-direction-downward nil)
3304       (wl-summary-prev)
3305     (wl-summary-next)))
3306
3307 (defun wl-summary-copy-prev-destination ()
3308   "Refile message to previously refiled destination."
3309   (interactive)
3310   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3311                    (wl-summary-message-number))
3312   (if (eq wl-summary-move-direction-downward nil)
3313       (wl-summary-prev)
3314     (wl-summary-next)))
3315
3316 (defsubst wl-summary-no-auto-refile-message-p (msg)
3317   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3318           wl-summary-auto-refile-skip-marks))
3319
3320 (defun wl-summary-auto-refile (&optional open-all)
3321   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3322   (interactive "P")
3323   (message "Marking...")
3324   (save-excursion
3325     (if (and (eq wl-summary-buffer-view 'thread)
3326              open-all)
3327         (wl-thread-open-all))
3328     (let* ((spec (wl-summary-buffer-folder-name))
3329            checked-dsts
3330            (count 0)
3331            number dst thr-entity)
3332       (goto-line 1)
3333       (while (not (eobp))
3334         (setq number (wl-summary-message-number))
3335         (dolist (number (cons number
3336                               (and (eq wl-summary-buffer-view 'thread)
3337                                    ;; process invisible children.
3338                                    (not (wl-thread-entity-get-opened
3339                                          (setq thr-entity
3340                                                (wl-thread-get-entity number))))
3341                                    (wl-thread-entity-get-descendant
3342                                     thr-entity))))
3343           (when (and (not (wl-summary-no-auto-refile-message-p
3344                            number))
3345                      (setq dst
3346                            (wl-folder-get-realname
3347                             (wl-refile-guess-by-rule
3348                              (elmo-msgdb-overview-get-entity
3349                               number (wl-summary-buffer-msgdb)))))
3350                      (not (equal dst spec))
3351                      (let ((pair (assoc dst checked-dsts))
3352                            ret)
3353                        (if pair
3354                            (cdr pair)
3355                          (setq ret
3356                                (condition-case nil
3357                                    (progn
3358                                      (wl-folder-confirm-existence
3359                                       (wl-folder-get-elmo-folder dst))
3360                                      t)
3361                                  (error)))
3362                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3363                          ret)))
3364             (if (wl-summary-refile dst number)
3365                 (incf count))
3366             (message "Marking...%d message(s)." count)))
3367         (forward-line))
3368       (if (eq count 0)
3369           (message "No message was marked.")
3370         (message "Marked %d message(s)." count)))))
3371
3372 (defun wl-summary-unmark (&optional number)
3373   "Unmark marks (temporary, refile, copy, delete)of current line.
3374 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3375   (interactive)
3376   (save-excursion
3377     (beginning-of-line)
3378     (let ((inhibit-read-only t)
3379           (buffer-read-only nil)
3380           visible
3381           msg-num
3382           cur-mark
3383           score-mark)
3384       (if number
3385           (setq visible (wl-summary-jump-to-msg number))
3386         (setq visible t))
3387       ;; Delete mark on buffer.
3388       (when visible
3389         (setq cur-mark (wl-summary-temp-mark))
3390         (if (string= cur-mark " ")
3391             ()
3392           (delete-backward-char 1)
3393           (or number
3394               (setq number (wl-summary-message-number)))
3395           (if (setq score-mark (wl-summary-get-score-mark number))
3396               (insert score-mark)
3397             (insert " ")))
3398         (if (or (string= cur-mark "o")
3399                 (string= cur-mark "O"))
3400             (wl-summary-remove-destination))
3401         (if wl-summary-highlight
3402             (wl-highlight-summary-current-line nil nil score-mark))
3403         (set-buffer-modified-p nil))
3404       ;; Remove from temporal mark structure.
3405       (and number
3406            (wl-summary-delete-mark number)))))
3407
3408 (defun wl-summary-msg-marked-as-target (msg)
3409   (if (memq msg wl-summary-buffer-target-mark-list)
3410       t))
3411
3412 (defun wl-summary-msg-marked-as-copied (msg)
3413   (assq msg wl-summary-buffer-copy-list))
3414
3415 (defun wl-summary-msg-marked-as-deleted (msg)
3416   (if (memq msg wl-summary-buffer-delete-list)
3417       t))
3418
3419 (defun wl-summary-msg-marked-as-refiled (msg)
3420   (assq msg wl-summary-buffer-refile-list))
3421
3422 (defun wl-summary-target-mark (&optional number)
3423   "Put target mark '*' on current message.
3424 If optional argument NUMBER is specified, mark message specified by NUMBER."
3425   (interactive)
3426   (let* ((buffer-num (wl-summary-message-number))
3427          (msg-num (or number buffer-num))
3428          mark)
3429     (catch 'done
3430       (when (null msg-num)
3431         (if (interactive-p)
3432             (message "No message."))
3433         (throw 'done nil))
3434       (when (setq mark (wl-summary-get-mark msg-num))
3435         (when (wl-summary-reserve-temp-mark-p mark)
3436           (if (interactive-p)
3437               (error "Already marked as `%s'" mark))
3438           (throw 'done nil))
3439         (wl-summary-unmark msg-num))
3440       (if (or (interactive-p)
3441               (eq number buffer-num))
3442           (wl-summary-mark-line "*"))
3443       (setq wl-summary-buffer-target-mark-list
3444             (cons msg-num wl-summary-buffer-target-mark-list))
3445       (if (interactive-p)
3446           (if (eq wl-summary-move-direction-downward nil)
3447               (wl-summary-prev)
3448             (wl-summary-next)))
3449       msg-num)))
3450
3451
3452 (defun wl-summary-refile-region (beg end)
3453   "Put refile mark on messages in the region specified by BEG and END."
3454   (interactive "r")
3455   (wl-summary-refile-region-subr "refile" beg end))
3456
3457 (defun wl-summary-copy-region (beg end)
3458   "Put copy mark on messages in the region specified by BEG and END."
3459   (interactive "r")
3460   (wl-summary-refile-region-subr "copy" beg end))
3461
3462 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3463   (save-excursion
3464     (save-restriction
3465       (goto-char beg)
3466       ;; guess by first msg
3467       (let* ((msgid (cdr (assq (wl-summary-message-number)
3468                                (elmo-msgdb-get-number-alist
3469                                 (wl-summary-buffer-msgdb)))))
3470              (function (intern (format "wl-summary-%s" copy-or-refile)))
3471              (entity (assoc msgid (elmo-msgdb-get-overview
3472                                    (wl-summary-buffer-msgdb))))
3473              folder)
3474         (if entity
3475             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3476                                                  (format "for %s"
3477                                                          copy-or-refile))))
3478         (narrow-to-region beg end)
3479         (if (eq wl-summary-buffer-view 'thread)
3480             (progn
3481               (while (not (eobp))
3482                 (let* ((number (wl-summary-message-number))
3483                        (entity (wl-thread-get-entity number))
3484                        children)
3485                   (if (wl-thread-entity-get-opened entity)
3486                       ;; opened...refile line.
3487                       (funcall function folder number)
3488                     ;; closed
3489                     (setq children (wl-thread-get-children-msgs number))
3490                     (while children
3491                       (funcall function folder (pop children))))
3492                   (forward-line 1))))
3493           (while (not (eobp))
3494             (funcall function folder (wl-summary-message-number))
3495             (forward-line 1)))))))
3496
3497 (defun wl-summary-unmark-region (beg end)
3498   (interactive "r")
3499   (save-excursion
3500     (save-restriction
3501       (narrow-to-region beg end)
3502       (goto-char (point-min))
3503       (if (eq wl-summary-buffer-view 'thread)
3504           (progn
3505             (while (not (eobp))
3506               (let* ((number (wl-summary-message-number))
3507                      (entity (wl-thread-get-entity number)))
3508                 (if (wl-thread-entity-get-opened entity)
3509                     ;; opened...unmark line.
3510                     (wl-summary-unmark)
3511                   ;; closed
3512                   (wl-summary-delete-marks-on-buffer
3513                    (wl-thread-get-children-msgs number))))
3514               (forward-line 1)))
3515         (while (not (eobp))
3516           (wl-summary-unmark)
3517           (forward-line 1))))))
3518
3519 (defun wl-summary-mark-region-subr (function beg end)
3520   (save-excursion
3521     (save-restriction
3522       (narrow-to-region beg end)
3523       (goto-char (point-min))
3524       (if (eq wl-summary-buffer-view 'thread)
3525           (progn
3526             (while (not (eobp))
3527               (let* ((number (wl-summary-message-number))
3528                      (entity (wl-thread-get-entity number))
3529                      (wl-summary-move-direction-downward t)
3530                      children)
3531                 (if (wl-thread-entity-get-opened entity)
3532                     ;; opened...delete line.
3533                     (funcall function number)
3534                   ;; closed
3535                   (setq children (wl-thread-get-children-msgs number))
3536                   (while children
3537                     (funcall function (pop children))))
3538                 (forward-line 1))))
3539         (while (not (eobp))
3540           (funcall function (wl-summary-message-number))
3541           (forward-line 1))))))
3542
3543 (defun wl-summary-delete-region (beg end)
3544   (interactive "r")
3545   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3546
3547 (defun wl-summary-target-mark-region (beg end)
3548   (interactive "r")
3549   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3550
3551 (defun wl-summary-target-mark-all ()
3552   (interactive)
3553   (wl-summary-target-mark-region (point-min) (point-max))
3554   (setq wl-summary-buffer-target-mark-list
3555         (mapcar 'car
3556                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3557
3558 (defun wl-summary-delete-all-mark (mark)
3559   (goto-char (point-min))
3560   (while (not (eobp))
3561     (when (string= (wl-summary-temp-mark) mark)
3562       (wl-summary-unmark))
3563     (forward-line 1))
3564   (cond ((string= mark "*")
3565          (setq wl-summary-buffer-target-mark-list nil))
3566         ((string= mark "D")
3567          (setq wl-summary-buffer-delete-list nil))
3568         ((string= mark "O")
3569          (setq wl-summary-buffer-copy-list nil))
3570         ((string= mark "o")
3571          (setq wl-summary-buffer-refile-list nil))))
3572
3573 (defun wl-summary-unmark-all ()
3574   "Unmark all according to what you input."
3575   (interactive)
3576   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3577         cur-mark)
3578     (save-excursion
3579       (while unmarks
3580         (setq cur-mark (char-to-string (car unmarks)))
3581         (wl-summary-delete-all-mark cur-mark)
3582         (setq unmarks (cdr unmarks))))))
3583
3584 (defun wl-summary-target-mark-thread ()
3585   (interactive)
3586   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3587
3588 (defun wl-summary-target-mark-msgs (msgs)
3589   "Return the number of marked messages."
3590   (let ((i 0) num)
3591     (while msgs
3592       (if (eq wl-summary-buffer-view 'thread)
3593           (wl-thread-jump-to-msg (car msgs))
3594         (wl-summary-jump-to-msg (car msgs)))
3595       (setq num (wl-summary-message-number))
3596       (when (eq num (car msgs))
3597         (wl-summary-target-mark num)
3598         (setq i (1+ i)))
3599       (setq msgs (cdr msgs)))
3600     i))
3601
3602 (defun wl-summary-pick (&optional from-list delete-marks)
3603   (interactive)
3604   (save-excursion
3605     (let* ((condition (car (elmo-parse-search-condition
3606                             (elmo-read-search-condition
3607                              wl-summary-pick-field-default))))
3608            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3609                                        condition
3610                                        from-list))
3611            num)
3612       (if delete-marks
3613           (let ((mlist wl-summary-buffer-target-mark-list))
3614             (while mlist
3615               (when (wl-summary-jump-to-msg (car mlist))
3616                 (wl-summary-unmark))
3617               (setq mlist (cdr mlist)))
3618             (setq wl-summary-buffer-target-mark-list nil)))
3619       (if (and result
3620                (setq num (wl-summary-target-mark-msgs result))
3621                (> num 0))
3622           (if (= num (length result))
3623               (message "%d message(s) are picked." num)
3624             (message "%d(%d) message(s) are picked." num
3625                      (- (length result) num)))
3626         (message "No message was picked.")))))
3627
3628 (defun wl-summary-unvirtual ()
3629   "Exit from current virtual folder."
3630   (interactive)
3631   (if (eq 'filter
3632           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3633       (wl-summary-goto-folder-subr
3634        (elmo-folder-name-internal
3635         (elmo-filter-folder-target-internal
3636          wl-summary-buffer-elmo-folder))
3637        'update nil nil t)
3638     (error "This folder is not filtered")))
3639
3640 (defun wl-summary-virtual (&optional arg)
3641   "Goto virtual folder.
3642 If ARG, exit virtual folder."
3643   (interactive "P")
3644   (if arg
3645       (wl-summary-unvirtual)
3646     (wl-summary-goto-folder-subr (concat "/"
3647                                          (elmo-read-search-condition
3648                                           wl-summary-pick-field-default)
3649                                          "/"
3650                                          (wl-summary-buffer-folder-name))
3651                                  'update nil nil t)))
3652
3653 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3654   "Erase all temp marks from buffer."
3655   (interactive)
3656   (when (or wl-summary-buffer-target-mark-list
3657             wl-summary-buffer-delete-list
3658             wl-summary-buffer-refile-list
3659             wl-summary-buffer-copy-list)
3660     (save-excursion
3661       (goto-char (point-min))
3662       (unless no-msg
3663         (message "Unmarking..."))
3664       (while (not (eobp))
3665         (wl-summary-unmark)
3666         (forward-line 1))
3667       (unless no-msg
3668         (message "Unmarking...done"))
3669       (setq wl-summary-buffer-target-mark-list nil)
3670       (setq wl-summary-buffer-delete-list nil)
3671       (setq wl-summary-buffer-refile-list nil)
3672       (setq wl-summary-buffer-copy-list nil))))
3673
3674 (defun wl-summary-delete-mark (number)
3675   "Delete temporary mark of the message specified by NUMBER."
3676   (cond
3677    ((memq number wl-summary-buffer-target-mark-list)
3678     (setq wl-summary-buffer-target-mark-list
3679           (delq number wl-summary-buffer-target-mark-list)))
3680    ((memq number wl-summary-buffer-delete-list)
3681     (setq wl-summary-buffer-delete-list
3682           (delq number wl-summary-buffer-delete-list)))
3683    (t
3684     (let (pair)
3685       (cond
3686        ((setq pair (assq number wl-summary-buffer-copy-list))
3687         (setq wl-summary-buffer-copy-list
3688               (delq pair wl-summary-buffer-copy-list)))
3689        ((setq pair (assq number wl-summary-buffer-refile-list))
3690         (setq wl-summary-buffer-refile-list
3691               (delq pair wl-summary-buffer-refile-list))))))))
3692
3693 (defsubst wl-summary-temp-mark ()
3694   "Move to the temp-mark column and return mark string."
3695   (move-to-column wl-summary-buffer-temp-mark-column)
3696   (buffer-substring (- (point) 1) (point)))
3697
3698 (defsubst wl-summary-persistent-mark ()
3699   "Move to the persistent-mark column and return mark string."
3700   (move-to-column wl-summary-buffer-persistent-mark-column)
3701   (buffer-substring (- (point) 1) (point)))
3702
3703 (defun wl-summary-mark-line (mark)
3704   "Put MARK on current line.  Return message number."
3705   (save-excursion
3706     (beginning-of-line)
3707     (let ((inhibit-read-only t)
3708           (buffer-read-only nil))
3709       (wl-summary-temp-mark) ; mark
3710       (delete-backward-char 1)
3711       (insert mark)
3712       (if wl-summary-highlight
3713           (wl-highlight-summary-current-line nil nil t))
3714       (set-buffer-modified-p nil))))
3715
3716 (defun wl-summary-target-mark-delete ()
3717   (interactive)
3718   (save-excursion
3719     (goto-char (point-min))
3720     (let (number mlist)
3721       (while (not (eobp))
3722         (when (string= (wl-summary-temp-mark) "*")
3723           (let (wl-summary-buffer-disp-msg)
3724             (when (setq number (wl-summary-message-number))
3725               (wl-summary-delete number)
3726               (setq wl-summary-buffer-target-mark-list
3727                     (delq number wl-summary-buffer-target-mark-list)))))
3728         (forward-line 1))
3729       (setq mlist wl-summary-buffer-target-mark-list)
3730       (while mlist
3731         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3732         (setq wl-summary-buffer-target-mark-list
3733               (delq (car mlist) wl-summary-buffer-target-mark-list))
3734         (setq mlist (cdr mlist))))))
3735
3736 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3737   (interactive "P")
3738   (save-excursion
3739     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3740            (inhibit-read-only t)
3741            (buffer-read-only nil)
3742            (count 0)
3743            (length (length mlist))
3744            (pos (point))
3745            skipped
3746            new-mark)
3747       (while mlist
3748         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3749         (if new-mark
3750             (progn
3751               (message "Prefetching... %d/%d message(s)"
3752                        (setq count (+ 1 count)) length)
3753               (when (wl-summary-jump-to-msg (car mlist))
3754                 (wl-summary-unmark)
3755                 (when new-mark
3756                   (wl-summary-persistent-mark) ; move
3757                   (delete-backward-char 1)
3758                   (insert new-mark)
3759                   (if wl-summary-highlight
3760                       (wl-highlight-summary-current-line))
3761                   (save-excursion
3762                     (goto-char pos)
3763                     (sit-for 0)))))
3764           (setq skipped (cons (car mlist) skipped)))
3765         (setq mlist (cdr mlist)))
3766       (setq wl-summary-buffer-target-mark-list skipped)
3767       (message "Prefetching... %d/%d message(s)." count length)
3768       (set-buffer-modified-p nil))))
3769
3770 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3771   (let ((variable
3772          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3773         (function
3774          (intern (format "wl-summary-%s" copy-or-refile)))
3775         (numlist wl-summary-buffer-number-list)
3776         regexp number msgid entity folder mlist)
3777     (save-excursion
3778       ;; guess by first mark
3779       (while numlist
3780         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3781             (setq number (car numlist)
3782                   numlist nil))
3783         (setq numlist (cdr numlist)))
3784       (when number
3785         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3786                                         number 'message-id)
3787               entity (elmo-msgdb-overview-get-entity
3788                       number (wl-summary-buffer-msgdb)))
3789         (if (null entity)
3790             (error "Cannot %s" copy-or-refile))
3791         (setq folder (wl-summary-read-folder
3792                       (wl-refile-guess entity)
3793                       (format "for %s" copy-or-refile)))
3794         (goto-char (point-min))
3795         (while (not (eobp))
3796           (when (string= (wl-summary-temp-mark) "*")
3797             (let (wl-summary-buffer-disp-msg)
3798               (when (setq number (wl-summary-message-number))
3799                 (funcall function folder number)
3800                 (setq wl-summary-buffer-target-mark-list
3801                       (delq number wl-summary-buffer-target-mark-list)))))
3802           (forward-line 1))
3803         ;; process invisible messages.
3804         (setq mlist wl-summary-buffer-target-mark-list)
3805         (while mlist
3806           (set variable
3807                (append (symbol-value variable)
3808                        (list (cons (car mlist) folder))))
3809           (setq wl-summary-buffer-target-mark-list
3810                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3811           (setq mlist (cdr mlist)))))))
3812
3813 (defun wl-summary-next-buffer ()
3814   "Switch to next summary buffer."
3815   (interactive)
3816   (let ((buffers (sort (wl-collect-summary)
3817                        (lambda (buffer1 buffer2)
3818                          (string-lessp (buffer-name buffer1)
3819                                        (buffer-name buffer2))))))
3820     (switch-to-buffer
3821      (or (cadr (memq (current-buffer) buffers))
3822          (car buffers)))))
3823
3824 (defun wl-summary-previous-buffer ()
3825   "Switch to previous summary buffer."
3826   (interactive)
3827   (let ((buffers (sort (wl-collect-summary)
3828                        (lambda (buffer1 buffer2)
3829                          (not (string-lessp (buffer-name buffer1)
3830                                             (buffer-name buffer2)))))))
3831     (switch-to-buffer
3832      (or (cadr (memq (current-buffer) buffers))
3833          (car buffers)))))
3834
3835 (defun wl-summary-target-mark-copy ()
3836   (interactive)
3837   (wl-summary-target-mark-refile-subr "copy"))
3838
3839 (defun wl-summary-target-mark-refile ()
3840   (interactive)
3841   (wl-summary-target-mark-refile-subr "refile"))
3842
3843 (defun wl-summary-target-mark-mark-as-read ()
3844   (interactive)
3845   (save-excursion
3846     (goto-char (point-min))
3847     (let ((inhibit-read-only t)
3848           (buffer-read-only nil)
3849           wl-summary-buffer-disp-msg
3850           number mlist)
3851       (while (not (eobp))
3852         (when (string= (wl-summary-temp-mark) "*")
3853           ;; delete target-mark from buffer.
3854           (delete-backward-char 1)
3855           (insert " ")
3856           (setq number (wl-summary-message-number))
3857           (wl-summary-mark-as-read number)
3858           (if wl-summary-highlight
3859               (wl-highlight-summary-current-line))
3860           (if number
3861               (setq wl-summary-buffer-target-mark-list
3862                     (delq number wl-summary-buffer-target-mark-list))))
3863         (forward-line 1))
3864       (setq mlist wl-summary-buffer-target-mark-list)
3865       (while mlist
3866         (wl-summary-mark-as-read (car mlist))
3867         (setq wl-summary-buffer-target-mark-list
3868               (delq (car mlist) wl-summary-buffer-target-mark-list))
3869         (setq mlist (cdr mlist)))
3870       (wl-summary-count-unread)
3871       (wl-summary-update-modeline))))
3872
3873 (defun wl-summary-target-mark-mark-as-unread ()
3874   (interactive)
3875   (save-excursion
3876     (goto-char (point-min))
3877     (let ((inhibit-read-only t)
3878           (buffer-read-only nil)
3879           wl-summary-buffer-disp-msg
3880           number mlist)
3881       (while (not (eobp))
3882         (when (string= (wl-summary-temp-mark) "*")
3883           (delete-backward-char 1)
3884           (insert " ")
3885           (setq number (wl-summary-mark-as-unread))
3886           (if wl-summary-highlight
3887               (wl-highlight-summary-current-line))
3888           (if number
3889               (setq wl-summary-buffer-target-mark-list
3890                     (delq number wl-summary-buffer-target-mark-list))))
3891         (forward-line 1))
3892       (setq mlist wl-summary-buffer-target-mark-list)
3893       (while mlist
3894         (wl-summary-mark-as-unread (car mlist))
3895 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
3896         (setq wl-summary-buffer-target-mark-list
3897               (delq (car mlist) wl-summary-buffer-target-mark-list))
3898         (setq mlist (cdr mlist)))
3899       (wl-summary-count-unread)
3900       (wl-summary-update-modeline))))
3901
3902 (defun wl-summary-target-mark-mark-as-important ()
3903   (interactive)
3904   (save-excursion
3905     (goto-char (point-min))
3906     (let ((inhibit-read-only t)
3907           (buffer-read-only nil)
3908           wl-summary-buffer-disp-msg
3909           number mlist)
3910       (while (not (eobp))
3911         (when (string= (wl-summary-temp-mark) "*")
3912           ;; delete target-mark from buffer.
3913           (delete-backward-char 1)
3914           (insert " ")
3915           (setq number (wl-summary-mark-as-important))
3916           (if wl-summary-highlight
3917               (wl-highlight-summary-current-line))
3918           (if number
3919               (setq wl-summary-buffer-target-mark-list
3920                     (delq number wl-summary-buffer-target-mark-list))))
3921         (forward-line 1))
3922       (setq mlist wl-summary-buffer-target-mark-list)
3923       (while mlist
3924         (wl-summary-mark-as-important (car mlist))
3925         (wl-thread-msg-mark-as-important (car mlist))
3926         (setq wl-summary-buffer-target-mark-list
3927               (delq (car mlist) wl-summary-buffer-target-mark-list))
3928         (setq mlist (cdr mlist)))
3929       (wl-summary-count-unread)
3930       (wl-summary-update-modeline))))
3931
3932 (defun wl-summary-target-mark-save ()
3933   (interactive)
3934   (let ((wl-save-dir
3935          (wl-read-directory-name "Save to directory: "
3936                                  wl-temporary-file-directory))
3937         number)
3938     (if (null (file-exists-p wl-save-dir))
3939         (make-directory wl-save-dir))
3940     (while (setq number (car wl-summary-buffer-target-mark-list))
3941       (wl-thread-jump-to-msg number)
3942       (wl-summary-save t wl-save-dir)
3943       (wl-summary-unmark number))))
3944
3945 (defun wl-summary-target-mark-pick ()
3946   (interactive)
3947   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3948
3949 (defun wl-summary-mark-as-read (&optional number no-folder-mark)
3950   (interactive)
3951   (save-excursion
3952     (let ((buffer-read-only nil)
3953           (folder wl-summary-buffer-elmo-folder)
3954           (msgdb (wl-summary-buffer-msgdb))
3955           (case-fold-search nil)
3956           cur-mark mark stat visible uncached new-mark marked)
3957       (setq number (or number (wl-summary-message-number))
3958             visible (if number
3959                         (wl-summary-jump-to-msg number)
3960                       ;; interactive
3961                       t)
3962             mark (elmo-msgdb-get-mark msgdb number))
3963       (cond
3964        ((string= mark wl-summary-new-mark) ; N
3965         (setq stat 'new))
3966        ((string= mark wl-summary-unread-uncached-mark) ; U
3967         (setq stat 'unread))
3968        ((string= mark wl-summary-unread-cached-mark)  ; !
3969         (setq stat 'unread))
3970        ((string= mark wl-summary-read-uncached-mark)  ; u
3971         (setq stat 'read))
3972        (t
3973         ;; no need to mark server.
3974         (setq no-folder-mark t)))
3975       (setq new-mark
3976             (if (and (if (elmo-message-use-cache-p folder number)
3977                          (not (elmo-folder-local-p folder)))
3978                      (not (elmo-file-cache-exists-p
3979                            (elmo-message-field wl-summary-buffer-elmo-folder
3980                                                number 'message-id))))
3981                 wl-summary-read-uncached-mark
3982               nil))
3983       ;; folder mark.
3984       (unless no-folder-mark
3985         (setq marked (elmo-folder-mark-as-read folder (list number))))
3986       (when (or no-folder-mark marked)
3987         (cond ((eq stat 'unread)
3988                (setq wl-summary-buffer-unread-count
3989                      (1- wl-summary-buffer-unread-count)))
3990               ((eq stat 'new)
3991                (setq wl-summary-buffer-new-count
3992                      (1- wl-summary-buffer-new-count))))
3993         (wl-summary-update-modeline)
3994         (wl-folder-update-unread
3995          (wl-summary-buffer-folder-name)
3996          (+ wl-summary-buffer-unread-count
3997             wl-summary-buffer-new-count))
3998         (when stat
3999           ;; set mark on buffer
4000           (when visible
4001             (unless (string= (wl-summary-persistent-mark) new-mark)
4002               (delete-backward-char 1)
4003               (insert (or new-mark " "))))
4004           ;; set msgdb mark.
4005           (unless (string= mark new-mark)
4006             (elmo-msgdb-set-mark msgdb number new-mark))
4007           (wl-summary-set-mark-modified))
4008         (if (and visible wl-summary-highlight)
4009             (wl-highlight-summary-current-line nil nil t)))
4010       (set-buffer-modified-p nil)
4011       (if stat
4012           (run-hooks 'wl-summary-unread-message-hook))
4013       number ;return value
4014       )))
4015
4016 (defun wl-summary-mark-as-important (&optional number
4017                                                mark
4018                                                no-server-update)
4019   (interactive)
4020   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4021           'internal)
4022       (error "Cannot process mark in this folder"))
4023   (save-excursion
4024     (let* (eol
4025           (inhibit-read-only t)
4026           (buffer-read-only nil)
4027           (folder wl-summary-buffer-elmo-folder)
4028           (msgdb (wl-summary-buffer-msgdb))
4029           (number-alist (elmo-msgdb-get-number-alist msgdb))
4030           message-id visible cur-mark)
4031       (if number
4032           (progn
4033             (setq visible (wl-summary-jump-to-msg number))
4034             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
4035         (setq visible t))
4036       (when visible
4037         (if (null (setq number (wl-summary-message-number)))
4038             (progn
4039               (message "No message.")
4040               (setq visible nil))
4041           (end-of-line)
4042           (setq eol (point))
4043           (wl-summary-goto-previous-message-beginning)))
4044       (if (or (and (not visible)
4045                    ;; already exists in msgdb.
4046                    (elmo-msgdb-overview-get-entity number msgdb))
4047               (setq cur-mark (wl-summary-persistent-mark)))
4048           (progn
4049             (setq number (or number (wl-summary-message-number)))
4050             (setq mark (or mark cur-mark))
4051             (setq message-id (elmo-message-field
4052                               wl-summary-buffer-elmo-folder
4053                               number
4054                               'message-id))
4055             (if (string= mark wl-summary-important-mark)
4056                 (progn
4057                   ;; server side mark
4058                   (save-match-data
4059                     (unless no-server-update
4060                       (elmo-folder-unmark-important folder (list number))
4061                       (elmo-msgdb-global-mark-delete message-id))
4062                     ;; Remove cache if local folder.
4063                     (if (and (elmo-folder-local-p folder)
4064                              (not (eq 'mark
4065                                       (elmo-folder-type-internal folder))))
4066                         (elmo-file-cache-delete
4067                          (elmo-file-cache-get-path message-id))))
4068                   (when visible
4069                     (delete-backward-char 1)
4070                     (insert " "))
4071                   (elmo-msgdb-set-mark msgdb number nil))
4072               ;; server side mark
4073               (save-match-data
4074                 (unless no-server-update
4075                   (elmo-folder-mark-as-important folder (list number))))
4076               (when visible
4077                 (delete-backward-char 1)
4078                 (insert wl-summary-important-mark))
4079               (elmo-msgdb-set-mark msgdb number
4080                                    wl-summary-important-mark)
4081               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4082                   (elmo-folder-mark-as-read folder (list number))
4083                 ;; Force cache message.
4084                 (elmo-message-encache folder number 'read))
4085               (unless no-server-update
4086                 (elmo-msgdb-global-mark-set message-id
4087                                             wl-summary-important-mark)))
4088             (wl-summary-set-mark-modified)))
4089       (if (and visible wl-summary-highlight)
4090           (wl-highlight-summary-current-line nil nil t))))
4091   (set-buffer-modified-p nil)
4092   number)
4093
4094 ;;; Summary line.
4095 (defvar wl-summary-line-formatter nil)
4096
4097 (defun wl-summary-view-old-p ()
4098   "Return non-nil when summary view cache has old format."
4099   (save-excursion
4100     (goto-char (point-min))
4101     (and wl-summary-buffer-number-list
4102          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
4103
4104 (defun wl-summary-line-format-changed-p ()
4105   "Return non-nil when summary line format is changed."
4106   (not (string=
4107         wl-summary-buffer-line-format
4108         (or (elmo-object-load (expand-file-name
4109                                wl-summary-line-format-file
4110                                (elmo-folder-msgdb-path
4111                                 wl-summary-buffer-elmo-folder))
4112                               wl-summary-buffer-mime-charset)
4113             wl-summary-buffer-line-format))))
4114
4115 (defun wl-summary-line-format-save ()
4116   "Save current summary line format."
4117   (elmo-object-save
4118    (expand-file-name wl-summary-line-format-file
4119                      (elmo-folder-msgdb-path
4120                       wl-summary-buffer-elmo-folder))
4121    wl-summary-buffer-line-format
4122    wl-summary-buffer-mime-charset))
4123
4124 (defun wl-summary-line-number ()
4125   (wl-set-string-width
4126    (- wl-summary-buffer-number-column)
4127    (number-to-string
4128     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4129
4130 (defun wl-summary-line-year ()
4131   (aref wl-datevec 0))
4132 (defun wl-summary-line-month ()
4133   (format "%02d" (aref wl-datevec 1)))
4134 (defun wl-summary-line-day ()
4135   (format "%02d" (aref wl-datevec 2)))
4136 (defun wl-summary-line-day-of-week ()
4137   (condition-case nil
4138       (elmo-date-get-week (aref wl-datevec 0)
4139                           (aref wl-datevec 1)
4140                           (aref wl-datevec 2))
4141     (error "??")))
4142 (defun wl-summary-line-hour ()
4143   (format "%02d" (aref wl-datevec 3)))
4144 (defun wl-summary-line-minute ()
4145   (format "%02d" (aref wl-datevec 4)))
4146
4147 (defun wl-summary-line-size ()
4148   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4149     (if size
4150         (cond
4151          ((<= 1 (/ size 1048576))
4152           (format "%.0fM" (/ size 1048576.0)))
4153          ((<= 1 (/ size 1024))
4154           (format "%.0fK" (/ size 1024.0)))
4155          (t (format "%dB" size)))
4156       "")))
4157
4158 (defun wl-summary-line-subject ()
4159   (let (no-parent subject parent-raw-subject parent-subject)
4160     (if (string= wl-thr-indent-string "")
4161         (setq no-parent t)) ; no parent
4162     (setq subject
4163           (elmo-delete-char ?\n
4164                             (or (elmo-msgdb-overview-entity-get-subject
4165                                  wl-message-entity)
4166                                 wl-summary-no-subject-message)))
4167     (setq parent-raw-subject
4168           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4169     (setq parent-subject
4170           (if parent-raw-subject
4171               (elmo-delete-char ?\n parent-raw-subject)))
4172     (if (or no-parent
4173             (null parent-subject)
4174             (not (wl-summary-subject-equal
4175                   subject parent-subject)))
4176         (funcall wl-summary-subject-function subject)
4177       "")))
4178
4179 (defun wl-summary-line-from ()
4180   (elmo-delete-char ?\n
4181                     (funcall wl-summary-from-function
4182                              (elmo-msgdb-overview-entity-get-from
4183                               wl-message-entity))))
4184
4185 (defun wl-summary-line-list-info ()
4186   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4187     (if (car list-info)
4188         (format (if (cdr list-info) "(%s %05d)" "(%s)")
4189                 (car list-info) (cdr list-info))
4190       "")))
4191
4192 (defun wl-summary-line-list-count ()
4193   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4194     (if ml-count
4195         (format "%.0f" ml-count)
4196       "")))
4197
4198 (defun wl-summary-line-attached ()
4199   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4200                        wl-message-entity "content-type"))
4201         (case-fold-search t))
4202     (if (and content-type
4203              (string-match "multipart/mixed" content-type))
4204         "@"
4205       "")))
4206
4207 (defun wl-summary-create-line (wl-message-entity
4208                                wl-parent-message-entity
4209                                wl-temp-mark
4210                                wl-persistent-mark
4211                                &optional
4212                                wl-thr-children-number
4213                                wl-thr-indent-string
4214                                wl-thr-linked)
4215   "Create a summary line."
4216   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4217         (elmo-mime-charset wl-summary-buffer-mime-charset)
4218         (elmo-lang wl-summary-buffer-weekday-name-lang)
4219         (wl-datevec (or (ignore-errors (timezone-fix-time
4220                                         (elmo-msgdb-overview-entity-get-date
4221                                          wl-message-entity)
4222                                         nil
4223                                         wl-summary-fix-timezone))
4224                         (make-vector 5 0)))
4225         (entity wl-message-entity) ; backward compatibility.
4226         line mark)
4227     (if (and wl-thr-indent-string
4228              wl-summary-indent-length-limit
4229              (< wl-summary-indent-length-limit
4230                 (string-width wl-thr-indent-string)))
4231         (setq wl-thr-indent-string (wl-set-string-width
4232                                     wl-summary-indent-length-limit
4233                                     wl-thr-indent-string)))
4234     (setq line (funcall wl-summary-buffer-line-formatter))
4235     (if wl-summary-width (setq line
4236                                (wl-set-string-width
4237                                 (- wl-summary-width 1) line nil
4238                                 'ignore-invalid)))
4239     (setq line (concat line
4240                        "\r"
4241                        (number-to-string
4242                         (elmo-msgdb-overview-entity-get-number
4243                          wl-message-entity))))
4244     (if wl-summary-highlight
4245         (wl-highlight-summary-line-string line
4246                                           wl-persistent-mark
4247                                           wl-temp-mark
4248                                           wl-thr-indent-string))
4249     line))
4250
4251 (defsubst wl-summary-proc-wday (wday-str year month mday)
4252   (save-match-data
4253     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4254         (wl-match-string 1 wday-str)
4255       (elmo-date-get-week year month mday))))
4256
4257 (defvar wl-summary-move-spec-plugged-alist
4258   (` ((new . ((t . nil)
4259               (p . (, wl-summary-new-mark))
4260               (p . (, (wl-regexp-opt
4261                        (list wl-summary-unread-uncached-mark
4262                              wl-summary-unread-cached-mark))))
4263               (p . (, (regexp-quote wl-summary-important-mark)))))
4264       (unread . ((t . nil)
4265                  (p . (, (wl-regexp-opt
4266                           (list wl-summary-new-mark
4267                                 wl-summary-unread-uncached-mark
4268                                 wl-summary-unread-cached-mark))))
4269                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4270
4271 (defvar wl-summary-move-spec-unplugged-alist
4272   (` ((new . ((t . nil)
4273               (p . (, wl-summary-unread-cached-mark))
4274               (p . (, (regexp-quote wl-summary-important-mark)))))
4275       (unread . ((t . nil)
4276                  (p . (, wl-summary-unread-cached-mark))
4277                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4278
4279 (defsubst wl-summary-next-message (num direction hereto)
4280   (if wl-summary-buffer-next-message-function
4281       (funcall wl-summary-buffer-next-message-function num direction hereto)
4282     (let ((cur-spec (cdr (assq wl-summary-move-order
4283                                (if (elmo-folder-plugged-p
4284                                     wl-summary-buffer-elmo-folder)
4285                                    wl-summary-move-spec-plugged-alist
4286                                  wl-summary-move-spec-unplugged-alist))))
4287           (nums (memq num (if (eq direction 'up)
4288                               (reverse wl-summary-buffer-number-list)
4289                             wl-summary-buffer-number-list)))
4290           marked-list nums2)
4291       (unless hereto (setq nums (cdr nums)))
4292       (setq nums2 nums)
4293       (if cur-spec
4294           (catch 'done
4295             (while cur-spec
4296               (setq nums nums2)
4297               (cond ((eq (car (car cur-spec)) 'p)
4298                      (if (setq marked-list
4299                                (elmo-folder-list-messages-mark-match
4300                                 wl-summary-buffer-elmo-folder
4301                                 (cdr (car cur-spec))))
4302                          (while nums
4303                            (if (memq (car nums) marked-list)
4304                                (throw 'done (car nums)))
4305                            (setq nums (cdr nums)))))
4306                     ((eq (car (car cur-spec)) 't)
4307                      (if wl-summary-buffer-target-mark-list
4308                          (while nums
4309                            (if (memq (car nums)
4310                                      wl-summary-buffer-target-mark-list)
4311                                (throw 'done (car nums)))
4312                            (setq nums (cdr nums))))))
4313               (setq cur-spec (cdr cur-spec))))
4314         (car nums)))))
4315
4316 (defsubst wl-summary-cursor-move (direction hereto)
4317   (when (and (eq direction 'up)
4318              (eobp))
4319     (forward-line -1)
4320     (setq hereto t))
4321   (let (num)
4322     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4323                                              direction hereto))
4324       (if (numberp num)
4325           (wl-thread-jump-to-msg num))
4326       t)))
4327 ;;
4328 ;; Goto unread or important
4329 ;; returns t if next message exists in this folder.
4330 (defun wl-summary-cursor-down (&optional hereto)
4331   (interactive "P")
4332   (wl-summary-cursor-move 'down hereto))
4333
4334 (defun wl-summary-cursor-up (&optional hereto)
4335   (interactive "P")
4336   (wl-summary-cursor-move 'up hereto))
4337
4338 (defun wl-summary-save-view-cache ()
4339   (save-excursion
4340     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4341            (cache (expand-file-name wl-summary-cache-file dir))
4342            (view (expand-file-name wl-summary-view-file dir))
4343            (save-view wl-summary-buffer-view)
4344            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4345            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4346            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4347            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4348            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4349            (temp-column wl-summary-buffer-temp-mark-column)
4350            (charset wl-summary-buffer-mime-charset))
4351       (if (file-directory-p dir)
4352           (); ok.
4353         (if (file-exists-p dir)
4354             (error "File %s already exists" dir)
4355           (elmo-make-directory dir)))
4356       (if (eq save-view 'thread)
4357           (wl-thread-save-entity dir))
4358       (when wl-summary-check-line-format
4359         (wl-summary-line-format-save))
4360       (unwind-protect
4361           (progn
4362             (when (file-writable-p cache)
4363               (copy-to-buffer tmp-buffer (point-min) (point-max))
4364               (with-current-buffer tmp-buffer
4365                 (widen)
4366                 (make-local-variable 'wl-summary-highlight)
4367                 (setq wl-summary-highlight nil
4368                       wl-summary-buffer-target-mark-list mark-list
4369                       wl-summary-buffer-refile-list refile-list
4370                       wl-summary-buffer-copy-list copy-list
4371                       wl-summary-buffer-delete-list delete-list
4372                       wl-summary-buffer-temp-mark-column temp-column)
4373                 (wl-summary-delete-all-temp-marks)
4374                 (encode-coding-region
4375                  (point-min) (point-max)
4376                  (or (and wl-on-mule ; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
4377                           (mime-charset-to-coding-system charset 'LF))
4378                      ;; Mule 2 doesn't have `*ctext*unix'.
4379                      (mime-charset-to-coding-system charset)))
4380                 (write-region-as-binary (point-min)(point-max)
4381                                         cache nil 'no-msg)))
4382             (when (file-writable-p view) ; 'thread or 'sequence
4383               (save-excursion
4384                 (set-buffer tmp-buffer)
4385                 (erase-buffer)
4386                 (prin1 save-view tmp-buffer)
4387                 (princ "\n" tmp-buffer)
4388                 (write-region (point-min) (point-max) view nil 'no-msg))))
4389         ;; kill tmp buffer.
4390         (kill-buffer tmp-buffer)))))
4391
4392 (defsubst wl-summary-get-sync-range (folder)
4393   (intern (or (and
4394                (elmo-folder-plugged-p folder)
4395                (wl-get-assoc-list-value
4396                 wl-folder-sync-range-alist
4397                 (elmo-folder-name-internal folder)))
4398               wl-default-sync-range)))
4399
4400 ;; redefined for wl-summary-sync-update
4401 (defun wl-summary-input-range (folder)
4402   "returns update or all or rescan."
4403   ;; for the case when parts are expanded in the bottom of the folder
4404   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4405                             "cache-status"
4406                             "no-sync" "rescan-noscore" "all-visible"))
4407         (default (or (wl-get-assoc-list-value
4408                       wl-folder-sync-range-alist
4409                       folder)
4410                      wl-default-sync-range))
4411         range)
4412     (setq range
4413           (completing-read (format "Range (%s): " default)
4414                            (mapcar
4415                             (function (lambda (x) (cons x x)))
4416                             input-range-list)))
4417     (if (string= range "")
4418         default
4419       range)))
4420
4421 (defun wl-summary-toggle-disp-folder (&optional arg)
4422   (interactive)
4423   (let ((cur-buf (current-buffer))
4424         (summary-win (get-buffer-window (current-buffer)))
4425         fld-buf fld-win)
4426     (cond
4427      ((eq arg 'on)
4428       (setq wl-summary-buffer-disp-folder t)
4429       ;; hide your folder window
4430       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4431           (if (setq fld-win (get-buffer-window fld-buf))
4432               (delete-window fld-win))))
4433      ((eq arg 'off)
4434       (setq wl-summary-buffer-disp-folder nil)
4435       ;; hide your wl-message window!
4436       (when (buffer-live-p wl-message-buffer)
4437         (wl-message-select-buffer wl-message-buffer)
4438         (delete-window))
4439       (select-window (get-buffer-window cur-buf))
4440       ;; display wl-folder window!!
4441       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4442           (if (setq fld-win (get-buffer-window fld-buf))
4443               ;; folder win is already displayed.
4444               (select-window fld-win)
4445             ;; folder win is not displayed.
4446             (switch-to-buffer fld-buf))
4447         ;; no folder buf
4448         (wl-folder))
4449       ;; temporarily delete summary-win.
4450       (if summary-win
4451           (delete-window summary-win))
4452       (split-window-horizontally wl-folder-window-width)
4453       (other-window 1)
4454       (switch-to-buffer cur-buf))
4455      (t
4456       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4457           (if (setq fld-win (get-buffer-window fld-buf))
4458               (setq wl-summary-buffer-disp-folder nil)
4459             (setq wl-summary-buffer-disp-folder t)))
4460       (if (not wl-summary-buffer-disp-folder)
4461           ;; hide message window
4462           (let ((mes-win (and wl-message-buffer
4463                               (get-buffer-window wl-message-buffer)))
4464                 (wl-stay-folder-window t))
4465             (if mes-win (delete-window mes-win))
4466             ;; hide your folder window
4467             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4468                 (if (setq fld-win (get-buffer-window fld-buf))
4469                     (progn
4470                       (delete-window (get-buffer-window cur-buf))
4471                       (select-window fld-win)
4472                       (switch-to-buffer cur-buf))))
4473             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4474             ;; resume message window.
4475             (when mes-win
4476               (wl-message-select-buffer wl-message-buffer)
4477               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4478               (select-window (get-buffer-window cur-buf))))
4479         ;; hide message window
4480         (let ((wl-stay-folder-window t)
4481               (mes-win (and wl-message-buffer
4482                             (get-buffer-window wl-message-buffer))))
4483           (if mes-win (delete-window mes-win))
4484           (select-window (get-buffer-window cur-buf))
4485           ;; display wl-folder window!!
4486           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4487               (if (setq fld-win (get-buffer-window fld-buf))
4488                   ;; folder win is already displayed.
4489                   (select-window fld-win)
4490                 ;; folder win is not displayed...occupy all.
4491                 (switch-to-buffer fld-buf))
4492             ;; no folder buf
4493             (wl-folder))
4494           (split-window-horizontally wl-folder-window-width)
4495           (other-window 1)
4496           (switch-to-buffer cur-buf)
4497           ;; resume message window.
4498           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4499           (when mes-win
4500             (wl-message-select-buffer wl-message-buffer)
4501             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4502             (select-window (get-buffer-window cur-buf))))))))
4503   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4504
4505 (defun wl-summary-toggle-disp-msg (&optional arg)
4506   (interactive)
4507   (let ((cur-buf (current-buffer))
4508         fld-buf fld-win
4509         summary-win)
4510     (cond
4511      ((eq arg 'on)
4512       (setq wl-summary-buffer-disp-msg t)
4513       (save-excursion
4514         ;; hide your folder window
4515         (if (and (not wl-stay-folder-window)
4516                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4517             (if (setq fld-win (get-buffer-window fld-buf))
4518                 (unless (one-window-p fld-win)
4519                   (delete-window fld-win))))))
4520      ((eq arg 'off)
4521       (wl-delete-all-overlays)
4522       (setq wl-summary-buffer-disp-msg nil)
4523       (save-excursion
4524         (when (buffer-live-p wl-message-buffer)
4525           (wl-message-select-buffer wl-message-buffer)
4526           (delete-window)
4527           (and (get-buffer-window cur-buf)
4528                (select-window (get-buffer-window cur-buf))))
4529         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4530      (t
4531       (if (and wl-message-buffer
4532                (get-buffer-window wl-message-buffer)) ; already displayed
4533           (setq wl-summary-buffer-disp-msg nil)
4534         (setq wl-summary-buffer-disp-msg t))
4535       (if wl-summary-buffer-disp-msg
4536           (progn
4537             (wl-summary-redisplay)
4538 ;;; hide your folder window
4539 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4540 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4541 ;;;             (delete-window fld-win)))
4542             (run-hooks 'wl-summary-toggle-disp-on-hook))
4543         (wl-delete-all-overlays)
4544         (save-excursion
4545           (wl-message-select-buffer wl-message-buffer)
4546           (delete-window)
4547           (select-window (get-buffer-window cur-buf))
4548           (run-hooks 'wl-summary-toggle-disp-off-hook))
4549 ;;;     (switch-to-buffer cur-buf)
4550         )))))
4551
4552 (defun wl-summary-next-line-content ()
4553   "Show next line of the message."
4554   (interactive)
4555   (let ((cur-buf (current-buffer)))
4556     (wl-summary-toggle-disp-msg 'on)
4557     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4558       (set-buffer cur-buf)
4559       (wl-message-next-page 1))))
4560
4561 (defun wl-summary-prev-line-content ()
4562   (interactive)
4563   (let ((cur-buf (current-buffer)))
4564     (wl-summary-toggle-disp-msg 'on)
4565     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4566       (set-buffer cur-buf)
4567       (wl-message-prev-page 1))))
4568
4569 (defun wl-summary-next-page ()
4570   (interactive)
4571   (let ((cur-buf (current-buffer)))
4572     (wl-summary-toggle-disp-msg 'on)
4573     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4574       (set-buffer cur-buf)
4575       (wl-message-next-page))))
4576
4577 (defun wl-summary-prev-page ()
4578   (interactive)
4579   (let ((cur-buf (current-buffer)))
4580     (wl-summary-toggle-disp-msg 'on)
4581     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4582       (set-buffer cur-buf)
4583       (wl-message-prev-page))))
4584
4585 (defsubst wl-summary-no-mime-p (folder)
4586   (wl-string-match-member (elmo-folder-name-internal folder)
4587                           wl-summary-no-mime-folder-list))
4588
4589 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4590   "Set message buffer.
4591 If message is not displayed yet, display it.
4592 Return t if message exists."
4593   (let ((folder wl-summary-buffer-elmo-folder)
4594         (number (wl-summary-message-number))
4595         cur-folder cur-number message-last-pos)
4596     (when (buffer-live-p wl-message-buffer)
4597       (save-window-excursion
4598         (wl-message-select-buffer wl-message-buffer)
4599         (setq cur-folder wl-message-buffer-cur-folder)
4600         (setq cur-number wl-message-buffer-cur-number)))
4601     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4602              (eq number (or cur-number 0)))
4603         (progn
4604           (set-buffer wl-message-buffer)
4605           t)
4606       (if (wl-summary-no-mime-p folder)
4607           (wl-summary-redisplay-no-mime-internal folder number)
4608         (wl-summary-redisplay-internal folder number))
4609       (when (buffer-live-p wl-message-buffer)
4610         (set-buffer wl-message-buffer))
4611       nil)))
4612
4613 (defun wl-summary-target-mark-forward (&optional arg)
4614   (interactive "P")
4615   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4616         (summary-buf (current-buffer))
4617         (wl-draft-forward t)
4618         start-point
4619         draft-buf)
4620     (wl-summary-jump-to-msg (car mlist))
4621     (wl-summary-forward t)
4622     (setq start-point (point))
4623     (setq draft-buf (current-buffer))
4624     (setq mlist (cdr mlist))
4625     (save-window-excursion
4626       (when mlist
4627         (while mlist
4628           (set-buffer summary-buf)
4629           (wl-summary-jump-to-msg (car mlist))
4630           (wl-summary-redisplay)
4631           (set-buffer draft-buf)
4632           (goto-char (point-max))
4633           (wl-draft-insert-message)
4634           (setq mlist (cdr mlist)))
4635         (wl-draft-body-goto-top)
4636         (wl-draft-enclose-digest-region (point) (point-max)))
4637       (goto-char start-point)
4638       (save-excursion
4639         (set-buffer summary-buf)
4640         (wl-summary-delete-all-temp-marks)))
4641     (run-hooks 'wl-mail-setup-hook)))
4642
4643 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4644   (interactive "P")
4645   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4646         (summary-buf (current-buffer))
4647         change-major-mode-hook
4648         start-point
4649         draft-buf)
4650     (wl-summary-jump-to-msg (car mlist))
4651     (wl-summary-reply arg t)
4652     (goto-char (point-max))
4653     (setq start-point (point-marker))
4654     (setq draft-buf (current-buffer))
4655     (save-window-excursion
4656       (while mlist
4657         (set-buffer summary-buf)
4658         (delete-other-windows)
4659         (wl-summary-jump-to-msg (car mlist))
4660         (wl-summary-redisplay)
4661         (set-buffer draft-buf)
4662         (goto-char (point-max))
4663         (wl-draft-yank-original)
4664         (setq mlist (cdr mlist)))
4665       (goto-char start-point)
4666       (save-excursion
4667         (set-buffer summary-buf)
4668         (wl-summary-delete-all-temp-marks)))
4669     (run-hooks 'wl-mail-setup-hook)))
4670
4671 (defun wl-summary-reply-with-citation (&optional arg)
4672   (interactive "P")
4673   (when (wl-summary-reply arg t)
4674     (goto-char (point-max))
4675     (wl-draft-yank-original)
4676     (run-hooks 'wl-mail-setup-hook)))
4677
4678 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4679   (interactive)
4680   (let* ((original (wl-summary-message-number))
4681          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4682          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4683          msg otherfld schar
4684          (errmsg
4685           (format "No message with id \"%s\" in the folder." msgid)))
4686     (if (setq msg (car (rassoc msgid number-alist)))
4687 ;;;     (wl-summary-jump-to-msg-internal
4688 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4689         (progn
4690           (wl-thread-jump-to-msg msg)
4691           t)
4692       ;; for XEmacs!
4693       (if (and elmo-use-database
4694                (setq errmsg
4695                      (format
4696                       "No message with id \"%s\" in the database." msgid))
4697                (setq otherfld (elmo-database-msgid-get msgid)))
4698           (if (cdr (wl-summary-jump-to-msg-internal
4699                     (car otherfld) (nth 1 otherfld) 'no-sync))
4700               t ; succeed.
4701             ;; Back to original.
4702             (wl-summary-jump-to-msg-internal
4703              (wl-summary-buffer-folder-name) original 'no-sync))
4704         (cond ((eq wl-summary-search-via-nntp 'confirm)
4705                (require 'elmo-nntp)
4706                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4707                         elmo-nntp-default-server)
4708                (setq schar (read-char))
4709                (cond ((eq schar ?y)
4710                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4711                      ((eq schar ?s)
4712                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4713                        msgid
4714                        (read-from-minibuffer "NNTP Server: ")))
4715                      (t
4716                       (message errmsg)
4717                       nil)))
4718               (wl-summary-search-via-nntp
4719                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4720               (t
4721                (message errmsg)
4722                nil))))))
4723
4724 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4725   (interactive)
4726   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4727          newsgroups folder ret
4728          user server port type spec)
4729     (if server-spec
4730         (if (string-match "^-" server-spec)
4731             (setq spec (wl-folder-get-elmo-folder server-spec)
4732                   user (elmo-net-folder-user-internal spec)
4733                   server (elmo-net-folder-server-internal spec)
4734                   port (elmo-net-folder-port-internal spec)
4735                   type (elmo-net-folder-stream-type-internal spec))
4736           (setq server server-spec)))
4737     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4738                      msgid
4739                      (or server elmo-nntp-default-server)
4740                      (or user elmo-nntp-default-user)
4741                      (or port elmo-nntp-default-port)
4742                      (or type elmo-nntp-default-stream-type)))
4743       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4744       (setq folder (concat "-" (car newsgroups)
4745                            (elmo-nntp-folder-postfix user server port type)))
4746       (catch 'found
4747         (while newsgroups
4748           (if (wl-folder-entity-exists-p (car newsgroups)
4749                                          wl-folder-newsgroups-hashtb)
4750               (throw 'found
4751                      (setq folder (concat "-" (car newsgroups)
4752                                           (elmo-nntp-folder-postfix
4753                                            user server port type)))))
4754           (setq newsgroups (cdr newsgroups)))))
4755     (if ret
4756         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4757       (message "No message id \"%s\" in nntp server \"%s\"."
4758                msgid (or server elmo-nntp-default-server))
4759       nil)))
4760
4761 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4762   (let (wl-auto-select-first entity)
4763     (if (or (string= folder (wl-summary-buffer-folder-name))
4764             (y-or-n-p
4765              (format
4766               "Message was found in the folder \"%s\". Jump to it? "
4767               folder)))
4768         (progn
4769           (unwind-protect
4770               (wl-summary-goto-folder-subr
4771                folder scan-type nil nil t)
4772             (if msgid
4773                 (setq msg
4774                       (car (rassoc msgid
4775                                    (elmo-msgdb-get-number-alist
4776                                     (wl-summary-buffer-msgdb))))))
4777             (setq entity (wl-folder-search-entity-by-name folder
4778                                                           wl-folder-entity
4779                                                           'folder))
4780             (if entity
4781                 (wl-folder-set-current-entity-id
4782                  (wl-folder-get-entity-id entity))))
4783           (if (null msg)
4784               (message "Message was not found currently in this folder.")
4785             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4786           (cons folder msg)))))
4787
4788 (defun wl-summary-jump-to-parent-message (arg)
4789   (interactive "P")
4790   (let ((cur-buf (current-buffer))
4791         (disp-msg wl-summary-buffer-disp-msg)
4792         (number (wl-summary-message-number))
4793         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4794         (i -1) ;; xxx
4795         msg-id msg-num ref-list ref irt)
4796     (if (null number)
4797         (message "No message.")
4798       (when (eq wl-summary-buffer-view 'thread)
4799         (cond ((and arg (not (numberp arg)))
4800                (setq msg-num
4801                      (wl-thread-entity-get-number
4802                       (wl-thread-entity-get-top-entity
4803                        (wl-thread-get-entity number)))))
4804               ((and arg (numberp arg))
4805                (setq i 0)
4806                (setq msg-num number)
4807                (while (< i arg)
4808                  (setq msg-num
4809                        (wl-thread-entity-get-number
4810                         (wl-thread-entity-get-parent-entity
4811                          (wl-thread-get-entity msg-num))))
4812                  (setq i (1+ i))))
4813               (t (setq msg-num
4814                        (wl-thread-entity-get-number
4815                         (wl-thread-entity-get-parent-entity
4816                          (wl-thread-get-entity number)))))))
4817       (when (null msg-num)
4818         (wl-summary-set-message-buffer-or-redisplay)
4819         (set-buffer (wl-message-get-original-buffer))
4820         (message "Searching parent message...")
4821         (setq ref (std11-field-body "References")
4822               irt (std11-field-body "In-Reply-To"))
4823         (cond
4824          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4825                (string-match regexp ref))
4826           ;; The first message of the thread.
4827           (setq msg-id (wl-match-string 1 ref)))
4828          ;; "In-Reply-To:" has only one msg-id.
4829          ((and (null arg) irt (not (string= irt ""))
4830                (string-match regexp irt))
4831           (setq msg-id (wl-match-string 1 irt)))
4832          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4833                (string-match regexp ref))
4834           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4835           (while (string-match regexp ref)
4836             (setq ref-list
4837                   (append (list
4838                            (wl-match-string 1 ref))
4839                           ref-list))
4840             (setq ref (substring ref (match-end 0)))
4841             (setq i (1+ i)))
4842           (setq msg-id
4843                 (if (null arg) (nth 0 ref-list) ;; previous
4844                   (if (<= arg i) (nth (1- arg) ref-list)
4845                     (nth i ref-list))))))
4846         (set-buffer cur-buf)
4847         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4848       (cond ((and (null msg-id) (null msg-num))
4849              (message "No parent message!")
4850              nil)
4851             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4852              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4853              (message "Searching parent message...done")
4854              t)
4855             ((and msg-num (wl-summary-jump-to-msg msg-num))
4856              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4857              (message "Searching parent message...done")
4858              t)
4859             (t ; failed.
4860              (message "Parent message was not found.")
4861              nil)))))
4862
4863 (defun wl-summary-reply (&optional arg without-setup-hook)
4864   "Reply to current message. Default is \"wide\" reply.
4865 Reply to author if invoked with ARG."
4866   (interactive "P")
4867   (let ((folder wl-summary-buffer-elmo-folder)
4868         (number (wl-summary-message-number))
4869         (summary-buf (current-buffer))
4870         mes-buf)
4871     (when number
4872       (save-excursion
4873         (wl-summary-redisplay-internal folder number))
4874       (setq mes-buf wl-message-buffer)
4875       (wl-message-select-buffer wl-message-buffer)
4876       (set-buffer mes-buf)
4877       (goto-char (point-min))
4878       (when (setq mes-buf (wl-message-get-original-buffer))
4879         (wl-draft-reply mes-buf arg summary-buf)
4880         (unless without-setup-hook
4881           (run-hooks 'wl-mail-setup-hook)))
4882       t)))
4883
4884 (defun wl-summary-write ()
4885   "Write a new draft from Summary."
4886   (interactive)
4887   (wl-draft (list (cons 'To ""))
4888             nil nil nil nil (wl-summary-buffer-folder-name))
4889   (run-hooks 'wl-mail-setup-hook)
4890   (mail-position-on-field "To"))
4891
4892 (defvar wl-summary-write-current-folder-functions
4893   '(wl-folder-get-newsgroups
4894     wl-folder-guess-mailing-list-by-refile-rule
4895     wl-folder-guess-mailing-list-by-folder-name)
4896   "Newsgroups or Mailing List address guess functions list.
4897 Call from `wl-summary-write-current-folder'.
4898 When guess function return nil, challenge next guess-function.")
4899
4900 (defun wl-summary-write-current-folder (&optional folder)
4901   "Write message to current FOLDER's newsgroup or mailing-list.
4902 Use function list is `wl-summary-write-current-folder-functions'."
4903   (interactive)
4904   ;; default FOLDER is current buffer folder
4905   (setq folder (or folder (wl-summary-buffer-folder-name)))
4906   (let ((func-list wl-summary-write-current-folder-functions)
4907         guess-list guess-func)
4908     (while func-list
4909       (setq guess-list (funcall (car func-list) folder))
4910       (if (null guess-list)
4911           (setq func-list (cdr func-list))
4912         (setq guess-func (car func-list))
4913         (setq func-list nil)))
4914     (if (null guess-func)
4915         (wl-summary-write)
4916       (unless (or (stringp (nth 0 guess-list))
4917                   (stringp (nth 1 guess-list))
4918                   (stringp (nth 2 guess-list)))
4919         (error "Invalid value return guess function `%s'"
4920                (symbol-name guess-func)))
4921       (wl-draft (list (cons 'To (nth 0 guess-list))
4922                       (cons 'Cc (nth 1 guess-list))
4923                       (cons 'Newsgroups (nth 2 guess-list)))
4924                 nil nil nil nil folder)
4925       (run-hooks 'wl-mail-setup-hook)
4926       (mail-position-on-field "Subject"))))
4927
4928 (defun wl-summary-forward (&optional without-setup-hook)
4929   ""
4930   (interactive)
4931   (let ((folder wl-summary-buffer-elmo-folder)
4932         (number (wl-summary-message-number))
4933         (summary-buf (current-buffer))
4934         (wl-draft-forward t)
4935         mes-buf
4936         entity subject num)
4937     (if (null number)
4938         (message "No message.")
4939       (if (and (elmo-message-use-cache-p folder number)
4940                (eq (elmo-file-cache-status
4941                     (elmo-file-cache-get
4942                      (elmo-message-field folder number 'message-id)))
4943                    'section))
4944           ;; Reload.
4945           (wl-summary-redisplay-internal nil nil 'force-reload)
4946         (wl-summary-redisplay-internal folder number))
4947       (setq mes-buf wl-message-buffer)
4948       (wl-message-select-buffer mes-buf)
4949       ;; get original subject.
4950       (if summary-buf
4951           (save-excursion
4952             (set-buffer summary-buf)
4953             (setq subject
4954                   (or (elmo-message-field folder number 'subject) ""))))
4955       (set-buffer mes-buf)
4956       (wl-draft-forward subject summary-buf)
4957       (unless without-setup-hook
4958         (run-hooks 'wl-mail-setup-hook)))))
4959
4960 (defun wl-summary-click (e)
4961   (interactive "e")
4962   (mouse-set-point e)
4963   (wl-summary-read))
4964
4965 (defun wl-summary-read ()
4966   "Proceed reading message in the summary buffer."
4967   (interactive)
4968   (let ((cur-buf (current-buffer)))
4969     (wl-summary-toggle-disp-msg 'on)
4970     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4971       (set-buffer cur-buf)
4972       (if (wl-message-next-page)
4973           (wl-summary-down t)))))
4974
4975 (defsubst wl-summary-cursor-move-surface (downward interactive)
4976   (if wl-summary-move-direction-toggle
4977       (setq wl-summary-move-direction-downward downward))
4978   (let ((start (point))
4979         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
4980         (skip t)
4981         skip-pmark-regexp goto-next next-entity finfo)
4982     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
4983         ()
4984       (setq skip-pmark-regexp
4985             (wl-regexp-opt (list " "
4986                                  wl-summary-unread-cached-mark
4987                                  wl-summary-important-mark))))
4988     (while (and skip
4989                 (not (if downward (eobp) (bobp))))
4990       (if downward
4991           (forward-line 1)
4992         (forward-line -1))
4993       (setq skip (or (string-match skip-tmark-regexp
4994                                    (save-excursion
4995                                      (wl-summary-temp-mark)))
4996                      (and skip-pmark-regexp
4997                           (not (string-match
4998                                 skip-pmark-regexp
4999                                 (save-excursion
5000                                   (wl-summary-persistent-mark))))))))
5001
5002     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
5003     (if (or (eobp) (and (bobp) skip))
5004         (goto-char start))
5005
5006     (beginning-of-line)
5007
5008     (if (not goto-next)
5009         (if wl-summary-buffer-disp-msg
5010             (wl-summary-redisplay))
5011       (if interactive
5012           (cond
5013            ((and (not downward) wl-summary-buffer-prev-folder-function)
5014             (funcall wl-summary-buffer-prev-folder-function))
5015            ((and downward wl-summary-buffer-next-folder-function)
5016             (funcall wl-summary-buffer-next-folder-function))
5017            (t
5018             (when wl-auto-select-next
5019               (setq next-entity
5020                     (if downward
5021                         (wl-summary-get-next-folder)
5022                       (wl-summary-get-prev-folder)))
5023               (if next-entity
5024                   (setq finfo (wl-folder-get-entity-info next-entity))))
5025             (wl-ask-folder
5026              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5027              (format
5028               "No more messages. Type SPC to go to %s."
5029               (wl-summary-entity-info-msg next-entity finfo)))))))))
5030
5031 (defun wl-summary-prev (&optional interactive)
5032   (interactive)
5033   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
5034
5035 (defun wl-summary-next (&optional interactive)
5036   (interactive)
5037   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
5038
5039 (defun wl-summary-up (&optional interactive skip-no-unread)
5040   ""
5041   (interactive)
5042   (if wl-summary-move-direction-toggle
5043       (setq wl-summary-move-direction-downward nil))
5044   (if (wl-summary-cursor-up)
5045       (if wl-summary-buffer-disp-msg
5046           (wl-summary-redisplay))
5047     (if (or interactive
5048             (interactive-p))
5049         (if wl-summary-buffer-prev-folder-function
5050             (funcall wl-summary-buffer-prev-folder-function)
5051           (let (next-entity finfo)
5052             (when wl-auto-select-next
5053               (progn
5054                 (setq next-entity (wl-summary-get-prev-unread-folder))
5055                 (if next-entity
5056                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5057             (if (and skip-no-unread
5058                      (eq wl-auto-select-next 'skip-no-unread))
5059                 (wl-summary-next-folder-or-exit next-entity t)
5060               (wl-ask-folder
5061                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5062                (format
5063                 "No more unread messages. Type SPC to go to %s."
5064                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5065
5066 (defun wl-summary-get-prev-folder ()
5067   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5068         last-entity cur-id)
5069     (when folder-buf
5070       (setq cur-id (save-excursion (set-buffer folder-buf)
5071                                    wl-folder-buffer-cur-entity-id))
5072       (wl-folder-get-prev-folder cur-id))))
5073
5074 (defun wl-summary-get-next-folder ()
5075   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5076         cur-id)
5077     (when folder-buf
5078       (setq cur-id (save-excursion (set-buffer folder-buf)
5079                                    wl-folder-buffer-cur-entity-id))
5080       (wl-folder-get-next-folder cur-id))))
5081
5082 (defun wl-summary-get-next-unread-folder ()
5083   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5084         cur-id)
5085     (when folder-buf
5086       (setq cur-id (save-excursion (set-buffer folder-buf)
5087                                    wl-folder-buffer-cur-entity-id))
5088       (wl-folder-get-next-folder cur-id 'unread))))
5089
5090 (defun wl-summary-get-prev-unread-folder ()
5091   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5092         cur-id)
5093     (when folder-buf
5094       (setq cur-id (save-excursion (set-buffer folder-buf)
5095                                    wl-folder-buffer-cur-entity-id))
5096       (wl-folder-get-prev-folder cur-id 'unread))))
5097
5098 (defun wl-summary-down (&optional interactive skip-no-unread)
5099   (interactive)
5100   (if wl-summary-move-direction-toggle
5101       (setq wl-summary-move-direction-downward t))
5102   (if (wl-summary-cursor-down)
5103       (if wl-summary-buffer-disp-msg
5104           (wl-summary-redisplay))
5105     (if (or interactive
5106             (interactive-p))
5107         (if wl-summary-buffer-next-folder-function
5108             (funcall wl-summary-buffer-next-folder-function)
5109           (let (next-entity finfo)
5110             (when wl-auto-select-next
5111               (setq next-entity (wl-summary-get-next-unread-folder)))
5112             (if next-entity
5113                 (setq finfo (wl-folder-get-entity-info next-entity)))
5114             (if (and skip-no-unread
5115                      (eq wl-auto-select-next 'skip-no-unread))
5116                 (wl-summary-next-folder-or-exit next-entity)
5117               (wl-ask-folder
5118                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5119                (format
5120                 "No more unread messages. Type SPC to go to %s."
5121                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5122
5123 (defun wl-summary-goto-last-displayed-msg ()
5124   (interactive)
5125   (unless wl-summary-buffer-last-displayed-msg
5126     (setq wl-summary-buffer-last-displayed-msg
5127           wl-summary-buffer-current-msg))
5128   (if wl-summary-buffer-last-displayed-msg
5129       (progn
5130         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5131         (if wl-summary-buffer-disp-msg
5132             (wl-summary-redisplay)))
5133     (message "No last message.")))
5134
5135 (defun wl-summary-redisplay (&optional arg)
5136   (interactive "P")
5137   (if (and (not arg)
5138            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5139       (wl-summary-redisplay-no-mime)
5140     (wl-summary-redisplay-internal nil nil arg)))
5141
5142 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5143   (interactive)
5144   (let* ((msgdb (wl-summary-buffer-msgdb))
5145          (folder (or folder wl-summary-buffer-elmo-folder))
5146          (num (or number (wl-summary-message-number)))
5147          (wl-mime-charset      wl-summary-buffer-mime-charset)
5148          (default-mime-charset wl-summary-buffer-mime-charset)
5149          fld-buf fld-win thr-entity)
5150     (if (and wl-thread-open-reading-thread
5151              (eq wl-summary-buffer-view 'thread)
5152              (not (wl-thread-entity-get-opened
5153                    (setq thr-entity (wl-thread-get-entity
5154                                      num))))
5155              (wl-thread-entity-get-children thr-entity))
5156         (wl-thread-force-open))
5157     (if num
5158         (progn
5159           (setq wl-summary-buffer-disp-msg t)
5160           (setq wl-summary-buffer-last-displayed-msg
5161                 wl-summary-buffer-current-msg)
5162           ;; hide folder window
5163           (if (and (not wl-stay-folder-window)
5164                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5165               (if (setq fld-win (get-buffer-window fld-buf))
5166                   (delete-window fld-win)))
5167           (setq wl-current-summary-buffer (current-buffer))
5168           (wl-summary-mark-as-read
5169            num
5170            ;; not fetched, then change server-mark.
5171            (if (wl-message-redisplay folder num 'mime
5172                                      (or force-reload
5173                                          (string= (elmo-folder-name-internal
5174                                                    folder)
5175                                                   wl-draft-folder)))
5176                nil
5177              ;; plugged, then leave server-mark.
5178              (if (and
5179                   (not
5180                    (elmo-folder-local-p
5181                     wl-summary-buffer-elmo-folder))
5182                   (elmo-folder-plugged-p
5183                    wl-summary-buffer-elmo-folder))
5184                  'leave)))
5185           (setq wl-summary-buffer-current-msg num)
5186           (when wl-summary-recenter
5187             (recenter (/ (- (window-height) 2) 2))
5188             (if (not wl-summary-indent-length-limit)
5189                 (wl-horizontal-recenter)))
5190           (wl-highlight-summary-displaying)
5191           (wl-message-buffer-prefetch-next folder num
5192                                            wl-message-buffer-prefetch-depth
5193                                            (current-buffer)
5194                                            wl-summary-buffer-mime-charset)
5195           (run-hooks 'wl-summary-redisplay-hook))
5196       (message "No message to display."))))
5197
5198 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5199   "Display message without MIME decoding.
5200 If ASK-CODING is non-nil, coding-system for the message is asked."
5201   (interactive "P")
5202   (let ((elmo-mime-display-as-is-coding-system
5203          (if ask-coding
5204              (or (read-coding-system "Coding system: ")
5205                  elmo-mime-display-as-is-coding-system)
5206            elmo-mime-display-as-is-coding-system)))
5207     (wl-summary-redisplay-no-mime-internal)))
5208
5209 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5210   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5211          (num (or number (wl-summary-message-number)))
5212          wl-break-pages)
5213     (if num
5214         (progn
5215           (setq wl-summary-buffer-disp-msg t)
5216           (setq wl-summary-buffer-last-displayed-msg
5217                 wl-summary-buffer-current-msg)
5218           (setq wl-current-summary-buffer (current-buffer))
5219           (wl-message-redisplay fld num 'as-is
5220                                 (string= (elmo-folder-name-internal fld)
5221                                          wl-draft-folder))
5222           (wl-summary-mark-as-read num)
5223           (setq wl-summary-buffer-current-msg num)
5224           (when wl-summary-recenter
5225             (recenter (/ (- (window-height) 2) 2))
5226             (if (not wl-summary-indent-length-limit)
5227                 (wl-horizontal-recenter)))
5228           (wl-highlight-summary-displaying)
5229           (run-hooks 'wl-summary-redisplay-hook))
5230       (message "No message to display.")
5231       (wl-ask-folder 'wl-summary-exit
5232                      "No more messages. Type SPC to go to folder mode."))))
5233
5234 (defun wl-summary-redisplay-all-header (&optional folder number)
5235   (interactive)
5236   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5237          (num (or number (wl-summary-message-number)))
5238          (wl-mime-charset      wl-summary-buffer-mime-charset)
5239          (default-mime-charset wl-summary-buffer-mime-charset))
5240     (if num
5241         (progn
5242           (setq wl-summary-buffer-disp-msg t)
5243           (setq wl-summary-buffer-last-displayed-msg
5244                 wl-summary-buffer-current-msg)
5245           (setq wl-current-summary-buffer (current-buffer))
5246           (if (wl-message-redisplay fld num 'all-header
5247                                     (string= (elmo-folder-name-internal fld)
5248                                              wl-draft-folder))
5249               (wl-summary-mark-as-read num))
5250           (setq wl-summary-buffer-current-msg num)
5251           (when wl-summary-recenter
5252             (recenter (/ (- (window-height) 2) 2))
5253             (if (not wl-summary-indent-length-limit)
5254                 (wl-horizontal-recenter)))
5255           (wl-highlight-summary-displaying)
5256           (run-hooks 'wl-summary-redisplay-hook))
5257       (message "No message to display."))))
5258
5259 (defun wl-summary-jump-to-current-message ()
5260   "Jump into Message buffer."
5261   (interactive)
5262   (let (message-buf message-win)
5263     (if (setq message-buf wl-message-buffer)
5264         (if (setq message-win (get-buffer-window message-buf))
5265             (select-window message-win)
5266           (wl-message-select-buffer wl-message-buffer))
5267       (wl-summary-redisplay)
5268       (wl-message-select-buffer wl-message-buffer))))
5269
5270 (defun wl-summary-cancel-message ()
5271   "Cancel an article on news."
5272   (interactive)
5273   (if (null (wl-summary-message-number))
5274       (message "No message.")
5275     (let ((summary-buf (current-buffer))
5276           message-buf)
5277       (wl-summary-set-message-buffer-or-redisplay)
5278       (if (setq message-buf (wl-message-get-original-buffer))
5279           (set-buffer message-buf))
5280       (unless (wl-message-news-p)
5281         (set-buffer summary-buf)
5282         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5283                      'nntp)
5284                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5285             (progn
5286               (wl-summary-redisplay t)
5287               (wl-summary-supersedes-message))
5288           (error "This is not a news article; supersedes is impossible")))
5289       (when (yes-or-no-p "Do you really want to cancel this article? ")
5290         (let (from newsgroups message-id distribution buf)
5291           (save-excursion
5292             (setq from (std11-field-body "from")
5293                   newsgroups (std11-field-body "newsgroups")
5294                   message-id (std11-field-body "message-id")
5295                   distribution (std11-field-body "distribution"))
5296             ;; Make sure that this article was written by the user.
5297             (unless (wl-address-user-mail-address-p
5298                      (wl-address-header-extract-address
5299                       (car (wl-parse-addresses from))))
5300               (error "This article is not yours"))
5301             ;; Make control message.
5302             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5303             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5304             (buffer-disable-undo (current-buffer))
5305             (erase-buffer)
5306             (insert "Newsgroups: " newsgroups "\n"
5307                     "From: " (wl-address-header-extract-address
5308                               wl-from) "\n"
5309                               "Subject: cmsg cancel " message-id "\n"
5310                               "Control: cancel " message-id "\n"
5311                               (if distribution
5312                                   (concat "Distribution: " distribution "\n")
5313                                 "")
5314                               mail-header-separator "\n"
5315                               wl-summary-cancel-message)
5316             (message "Canceling your message...")
5317             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5318             (message "Canceling your message...done")))))))
5319
5320 (defun wl-summary-supersedes-message ()
5321   "Supersede current message."
5322   (interactive)
5323   (let ((summary-buf (current-buffer))
5324         message-buf from)
5325     (wl-summary-set-message-buffer-or-redisplay)
5326     (if (setq message-buf (wl-message-get-original-buffer))
5327         (set-buffer message-buf))
5328     (unless (wl-message-news-p)
5329       (set-buffer summary-buf)
5330       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5331                    'nntp)
5332                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5333           (progn
5334             (wl-summary-redisplay t)
5335             (wl-summary-supersedes-message))
5336         (error "This is not a news article; supersedes is impossible")))
5337     (save-excursion
5338       (setq from (std11-field-body "from"))
5339       ;; Make sure that this article was written by the user.
5340       (unless (wl-address-user-mail-address-p
5341                (wl-address-header-extract-address
5342                 (car (wl-parse-addresses from))))
5343         (error "This article is not yours"))
5344       (let* ((message-id (std11-field-body "message-id"))
5345              (followup-to (std11-field-body "followup-to"))
5346              (mail-default-headers
5347               (concat mail-default-headers
5348                       "Supersedes: " message-id "\n"
5349                       (and followup-to
5350                            (concat "Followup-To: " followup-to "\n")))))
5351         (if message-buf (set-buffer message-buf))
5352         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5353
5354 (defun wl-summary-save (&optional arg wl-save-dir)
5355   "Save current message to disk."
5356   (interactive)
5357   (let ((filename)
5358         (num (wl-summary-message-number)))
5359     (if (null wl-save-dir)
5360         (setq wl-save-dir wl-temporary-file-directory))
5361     (if num
5362         (save-excursion
5363           (setq filename (expand-file-name
5364                           (int-to-string num)
5365                           wl-save-dir))
5366           (if (null (and arg
5367                          (null (file-exists-p filename))))
5368               (setq filename
5369                     (read-file-name "Save to file: " filename)))
5370
5371           (wl-summary-set-message-buffer-or-redisplay)
5372           (set-buffer (wl-message-get-original-buffer))
5373           (if (and (null arg) (file-exists-p filename))
5374               (if (y-or-n-p "File already exists.  override it? ")
5375                   (write-region (point-min) (point-max) filename))
5376             (write-region (point-min) (point-max) filename)))
5377       (message "No message to save."))
5378     num))
5379
5380 (defun wl-summary-save-region (beg end)
5381   (interactive "r")
5382   (save-excursion
5383     (save-restriction
5384       (narrow-to-region beg end)
5385       (goto-char (point-min))
5386       (let ((wl-save-dir
5387              (wl-read-directory-name "Save to directory: "
5388                                      wl-temporary-file-directory)))
5389         (if (null (file-exists-p wl-save-dir))
5390             (make-directory wl-save-dir))
5391         (if (eq wl-summary-buffer-view 'thread)
5392             (progn
5393               (while (not (eobp))
5394                 (let* ((number (wl-summary-message-number))
5395                        (entity (wl-thread-get-entity number)))
5396                   (if (wl-thread-entity-get-opened entity)
5397                       (wl-summary-save t wl-save-dir)
5398                     ;; closed
5399                     (wl-summary-save t wl-save-dir))
5400                   (forward-line 1))))
5401           (while (not (eobp))
5402             (wl-summary-save t wl-save-dir)
5403             (forward-line 1)))))))
5404
5405 ;; mew-summary-pipe-message()
5406 (defun wl-summary-pipe-message (prefix command)
5407   "Send this message via pipe."
5408   (interactive (list current-prefix-arg nil))
5409   (if (null (wl-summary-message-number))
5410       (message "No message.")
5411     (setq command (read-string "Shell command on message: "
5412                                wl-summary-shell-command-last))
5413     (if (y-or-n-p "Send this message to pipe? ")
5414         (wl-summary-pipe-message-subr prefix command))))
5415
5416 (defun wl-summary-target-mark-pipe (prefix command)
5417   "Send each marked messages via pipe."
5418   (interactive (list current-prefix-arg nil))
5419   (if (null wl-summary-buffer-target-mark-list)
5420       (message "No marked message.")
5421     (setq command (read-string "Shell command on each marked message: "
5422                                wl-summary-shell-command-last))
5423     (when (y-or-n-p "Send each marked message to pipe? ")
5424       (while (car wl-summary-buffer-target-mark-list)
5425         (let ((num (car wl-summary-buffer-target-mark-list)))
5426           (wl-thread-jump-to-msg num)
5427           (wl-summary-pipe-message-subr prefix command)
5428           (wl-summary-unmark num))))))
5429
5430 (defun wl-summary-pipe-message-subr (prefix command)
5431   (save-excursion
5432     (wl-summary-set-message-buffer-or-redisplay)
5433     (set-buffer (wl-message-get-original-buffer))
5434     (if (string= command "")
5435         (setq command wl-summary-shell-command-last))
5436     (goto-char (point-min)) ; perhaps this line won't be necessary
5437     (if prefix
5438         (search-forward "\n\n"))
5439     (shell-command-on-region (point) (point-max) command nil)
5440     (setq wl-summary-shell-command-last command)))
5441
5442 (defun wl-summary-print-message (&optional arg)
5443   (interactive "P")
5444   (if (null (wl-summary-message-number))
5445       (message "No message.")
5446     (save-excursion
5447       (wl-summary-set-message-buffer-or-redisplay)
5448       (if (or (not (interactive-p))
5449               (y-or-n-p "Print ok? "))
5450           (progn
5451             (let ((buffer (generate-new-buffer " *print*")))
5452               (copy-to-buffer buffer (point-min) (point-max))
5453               (set-buffer buffer)
5454               (funcall wl-print-buffer-function)
5455               (kill-buffer buffer)))
5456         (message "")))))
5457
5458 (defun wl-summary-print-message-with-ps-print (&optional filename)
5459   "Print message via ps-print."
5460   (interactive)
5461   (if (null (wl-summary-message-number))
5462       (message "No message.")
5463     (setq filename (ps-print-preprint current-prefix-arg))
5464     (if (or (not (interactive-p))
5465             (y-or-n-p "Print ok? "))
5466         (let ((summary-buffer (current-buffer))
5467               wl-break-pages)
5468           (save-excursion
5469             (wl-summary-set-message-buffer-or-redisplay)
5470             ;; (wl-summary-redisplay-internal)
5471             (let* ((buffer (generate-new-buffer " *print*"))
5472                    (entity (progn
5473                              (set-buffer summary-buffer)
5474                              (assoc (cdr (assq
5475                                           (wl-summary-message-number)
5476                                           (elmo-msgdb-get-number-alist
5477                                            (wl-summary-buffer-msgdb))))
5478                                     (elmo-msgdb-get-overview
5479                                      (wl-summary-buffer-msgdb)))))
5480                    (wl-ps-subject
5481                     (and entity
5482                          (or (elmo-msgdb-overview-entity-get-subject entity)
5483                              "")))
5484                    (wl-ps-from
5485                     (and entity
5486                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5487                    (wl-ps-date
5488                     (and entity
5489                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5490               (run-hooks 'wl-ps-preprint-hook)
5491               (set-buffer wl-message-buffer)
5492               (copy-to-buffer buffer (point-min) (point-max))
5493               (set-buffer buffer)
5494               (unwind-protect
5495                   (let ((ps-left-header
5496                          (list (concat "(" wl-ps-subject ")")
5497                                (concat "(" wl-ps-from ")")))
5498                         (ps-right-header
5499                          (list "/pagenumberstring load"
5500                                (concat "(" wl-ps-date ")"))))
5501                     (run-hooks 'wl-ps-print-hook)
5502                     (funcall wl-ps-print-buffer-function filename))
5503                 (kill-buffer buffer)))))
5504       (message ""))))
5505
5506 (if (featurep 'ps-print) ; ps-print is available.
5507     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5508
5509 (defun wl-summary-target-mark-print ()
5510   (interactive)
5511   (if (null wl-summary-buffer-target-mark-list)
5512       (message "No marked message.")
5513     (when (y-or-n-p "Print all marked messages. OK? ")
5514       (while (car wl-summary-buffer-target-mark-list)
5515         (let ((num (car wl-summary-buffer-target-mark-list)))
5516           (wl-thread-jump-to-msg num)
5517           (wl-summary-print-message)
5518           (wl-summary-unmark num))))))
5519
5520 (defun wl-summary-folder-info-update ()
5521   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5522         (num-db (elmo-msgdb-get-number-alist
5523                  (wl-summary-buffer-msgdb))))
5524     (wl-folder-set-folder-updated folder
5525                                   (list 0
5526                                         (+ wl-summary-buffer-unread-count
5527                                            wl-summary-buffer-new-count)
5528                                         (length num-db)))))
5529
5530 (defun wl-summary-get-original-buffer ()
5531   "Get original buffer for the current summary."
5532   (save-excursion
5533     (wl-summary-set-message-buffer-or-redisplay)
5534     (wl-message-get-original-buffer)))
5535
5536 (defun wl-summary-pack-number (&optional arg)
5537   (interactive "P")
5538   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5539   (let (wl-use-scoring)
5540     (wl-summary-rescan)))
5541
5542 (defun wl-summary-target-mark-uudecode ()
5543   (interactive)
5544   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5545         (summary-buf (current-buffer))
5546         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5547         orig-buf i k filename rc errmsg)
5548     (setq i 1)
5549     (setq k (length mlist))
5550     (set-buffer tmp-buf)
5551     (erase-buffer)
5552     (save-window-excursion
5553       (while mlist
5554         (set-buffer summary-buf)
5555         (wl-summary-jump-to-msg (car mlist))
5556         (wl-summary-redisplay)
5557         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5558         (goto-char (point-min))
5559         (cond ((= i 1) ; first
5560                (if (setq filename (wl-message-uu-substring
5561                                    orig-buf tmp-buf t
5562                                    (= i k)))
5563                    nil
5564                  (error "Can't find begin line")))
5565               ((< i k)
5566                (wl-message-uu-substring orig-buf tmp-buf))
5567               (t ; last
5568                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5569         (setq i (1+ i))
5570         (setq mlist (cdr mlist)))
5571       (set-buffer tmp-buf)
5572       (message "Exec %s..." wl-prog-uudecode)
5573       (unwind-protect
5574           (let ((decode-dir wl-temporary-file-directory))
5575             (if (not wl-prog-uudecode-no-stdout-option)
5576                 (setq filename (read-file-name "Save to file: "
5577                                                (expand-file-name
5578                                                 (elmo-safe-filename filename)
5579                                                 wl-temporary-file-directory)))
5580               (setq decode-dir
5581                     (wl-read-directory-name "Save to directory: "
5582                                             wl-temporary-file-directory))
5583               (setq filename (expand-file-name filename decode-dir)))
5584             (if (file-exists-p filename)
5585                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5586                                          filename))
5587                     (error "")))
5588             (elmo-bind-directory
5589              decode-dir
5590              (setq rc
5591                    (as-binary-process
5592                     (apply 'call-process-region (point-min) (point-max)
5593                            wl-prog-uudecode t (current-buffer) nil
5594                            wl-prog-uudecode-arg))))
5595             (when (not (= 0 rc))
5596               (setq errmsg (buffer-substring (point-min)(point-max)))
5597               (error "Uudecode error: %s" errmsg))
5598             (if (not wl-prog-uudecode-no-stdout-option)
5599                 (let (file-name-handler-alist) ;; void jka-compr
5600                   (as-binary-output-file
5601                    (write-region (point-min) (point-max)
5602                                  filename nil 'no-msg))))
5603             (save-excursion
5604               (set-buffer summary-buf)
5605               (wl-summary-delete-all-temp-marks))
5606             (if (file-exists-p filename)
5607                 (message "Saved as %s" filename)))
5608         (kill-buffer tmp-buf)))))
5609
5610 ;; Someday
5611 ;; (defun wl-summary-drop-unsync ()
5612 ;;   "Drop all unsync messages."
5613 ;;   (interactive)
5614 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5615 ;;       (error "You cannot drop unsync messages in this folder"))
5616 ;;   (if (or (not (interactive-p))
5617 ;;        (y-or-n-p "Drop all unsync messages? "))
5618 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5619 ;;                         (wl-summary-buffer-folder-name)))
5620 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5621 ;;           (sum 0)
5622 ;;           (multi-num 0)
5623 ;;           pair)
5624 ;;      (message "Dropping...")
5625 ;;      (while folder-list
5626 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5627 ;;        (when is-multi ;; dirty hack...
5628 ;;          (incf multi-num)
5629 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5630 ;;                          (car pair))))
5631 ;;        (elmo-msgdb-set-number-alist
5632 ;;         (wl-summary-buffer-msgdb)
5633 ;;         (nconc
5634 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5635 ;;          (list (cons (car pair) nil))))
5636 ;;        (setq sum (+ sum (cdr pair)))
5637 ;;        (setq folder-list (cdr folder-list)))
5638 ;;      (wl-summary-set-message-modified)
5639 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5640 ;;                                    (list 0
5641 ;;                                          (+ wl-summary-buffer-unread-count
5642 ;;                                             wl-summary-buffer-new-count)
5643 ;;                                          sum))
5644 ;;      (message "Dropping...done"))))
5645
5646 (defun wl-summary-default-get-next-msg (msg)
5647   (or (wl-summary-next-message msg
5648                                (if wl-summary-move-direction-downward 'down
5649                                  'up)
5650                                nil)
5651       (cadr (memq msg (if wl-summary-move-direction-downward
5652                           wl-summary-buffer-number-list
5653                         (reverse wl-summary-buffer-number-list))))))
5654
5655 (defun wl-summary-save-current-message ()
5656   "Save current message for `wl-summary-yank-saved-message'."
5657   (interactive)
5658   (let ((number (wl-summary-message-number)))
5659     (setq wl-summary-buffer-saved-message number)
5660     (and number (message "No: %s is saved." number))))
5661
5662 (defun wl-summary-yank-saved-message ()
5663   "Set current message as a parent of the saved message."
5664   (interactive)
5665   (if wl-summary-buffer-saved-message
5666       (let ((number (wl-summary-message-number)))
5667         (if (eq wl-summary-buffer-saved-message number)
5668             (message "Cannot set itself as a parent.")
5669           (save-excursion
5670             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5671             (wl-thread-set-parent number)
5672             (wl-summary-set-thread-modified))
5673           (setq  wl-summary-buffer-saved-message nil)))
5674     (message "There's no saved message.")))
5675
5676 (require 'product)
5677 (product-provide (provide 'wl-summary) (require 'wl-version))
5678
5679 ;;; wl-summary.el ends here