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   (if arg
 613       (wl-summary-supersedes-message)
 614     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 615         (if (wl-summary-message-number)
 616             (progn
 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               (delete-other-windows)))
 622       (wl-draft-edit-string (wl-summary-message-string)))))
 623
 624 (defun wl-summary-resend-bounced-mail ()
 625   "Re-mail the current message.
 626 This only makes sense if the current message is a bounce message which
 627 contains some mail you have written but has been bounced back to
 628 you."
 629   (interactive)
 630   (save-excursion
 631     (wl-summary-set-message-buffer-or-redisplay)
 632     (set-buffer (wl-message-get-original-buffer))
 633     (goto-char (point-min))
 634     (let ((case-fold-search nil))
 635       (cond
 636        ((and
 637          (re-search-forward
 638           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 639          (not (bolp))
 640          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 641         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 642               start)
 643           (cond
 644            ((and (setq start (re-search-forward
 645                               (concat "^--" boundary "\n"
 646                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 647                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 648                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 649                                       "\\(.+\n\\)*\n") nil t))
 650                  (re-search-forward
 651                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 652             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 653            (t
 654             (message "Seems no message/rfc822 part.")))))
 655        ((let ((case-fold-search t))
 656           (re-search-forward wl-rejected-letter-start nil t))
 657         (skip-chars-forward " \t\n")
 658         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 659        (t
 660         (message "Does not appear to be a rejected letter."))))))
 661
 662 (defun wl-summary-resend-message (address)
 663   "Resend the current message to ADDRESS."
 664   (interactive "sResend message to: ")
 665   (if (or (null address) (string-match "^[ \t]*$" address))
 666       (message "No address specified.")
 667     (message "Resending message to %s..." address)
 668     (save-excursion
 669       (let ((original (wl-summary-get-original-buffer)))
 670         ;; We first set up a normal mail buffer.
 671         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 672         (buffer-disable-undo (current-buffer))
 673         (erase-buffer)
 674         (setq wl-sent-message-via nil)
 675         ;; Insert our usual headers.
 676         (wl-draft-insert-from-field)
 677         (wl-draft-insert-date-field)
 678         (insert "to: " address "\n")
 679         (goto-char (point-min))
 680         ;; Rename them all to "Resent-*".
 681         (while (re-search-forward "^[A-Za-z]" nil t)
 682           (forward-char -1)
 683           (insert "Resent-"))
 684         (widen)
 685         (forward-line)
 686         (delete-region (point) (point-max))
 687         (let ((beg  (point)))
 688           ;; Insert the message to be resent.
 689           (insert-buffer-substring original)
 690           (goto-char (point-min))
 691           (search-forward "\n\n")
 692           (forward-char -1)
 693           (save-restriction
 694             (narrow-to-region beg (point))
 695             (wl-draft-delete-fields wl-ignored-resent-headers)
 696             (goto-char (point-max)))
 697           (insert mail-header-separator)
 698           ;; Rename all old ("Previous-")Resent headers.
 699           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 700             (beginning-of-line)
 701             (insert "Previous-"))
 702           ;; Quote any "From " lines at the beginning.
 703           (goto-char beg)
 704           (when (looking-at "From ")
 705             (replace-match "X-From-Line: ")))
 706         ;; Send it.
 707         (wl-draft-dispatch-message)
 708         (kill-buffer (current-buffer)))
 709       (message "Resending message to %s...done" address))))
 710
 711 (defun wl-summary-detect-mark-position ()
 712   (let ((column wl-summary-buffer-number-column)
 713         (formatter wl-summary-buffer-line-formatter)
 714         (dummy-temp (char-to-string 200))
 715         (dummy-persistent (char-to-string 201))
 716         temp persistent)
 717     (with-temp-buffer
 718       (setq wl-summary-buffer-number-column column
 719             wl-summary-buffer-line-formatter formatter)
 720       (insert
 721        (wl-summary-create-line
 722         (elmo-msgdb-make-entity
 723          :number 10000
 724          :from "foo"
 725          :subject "bar"
 726          :size 100)
 727         nil
 728         dummy-temp
 729         dummy-persistent))
 730       (goto-char (point-min))
 731       (setq temp (save-excursion
 732                    (search-forward dummy-temp nil t)
 733                    (current-column))
 734             persistent (save-excursion
 735                          (search-forward dummy-persistent nil t)
 736                          (current-column))))
 737     (setq wl-summary-buffer-temp-mark-column temp
 738           wl-summary-buffer-persistent-mark-column persistent)))
 739
 740 (defun wl-summary-buffer-set-folder (folder)
 741   (if (stringp folder)
 742       (setq folder (wl-folder-get-elmo-folder folder)))
 743   (setq wl-summary-buffer-elmo-folder folder)
 744   (make-local-variable 'wl-message-buffer)
 745   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 746                                             wl-folder-mime-charset-alist
 747                                             (elmo-folder-name-internal folder))
 748                                            wl-mime-charset))
 749   (setq wl-summary-buffer-weekday-name-lang
 750         (or (wl-get-assoc-list-value
 751              wl-folder-weekday-name-lang-alist
 752              (elmo-folder-name-internal folder))
 753             wl-summary-weekday-name-lang))
 754   (setq wl-summary-buffer-thread-indent-set
 755         (wl-get-assoc-list-value
 756          wl-folder-thread-indent-set-alist
 757          (elmo-folder-name-internal folder)))
 758   (setq wl-summary-buffer-number-column
 759         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 760                                      (wl-summary-buffer-folder-name))
 761             wl-summary-default-number-column))
 762   (wl-line-formatter-setup
 763    wl-summary-buffer-line-formatter
 764    (setq wl-summary-buffer-line-format
 765          (or (wl-get-assoc-list-value
 766               wl-folder-summary-line-format-alist
 767               (elmo-folder-name-internal folder))
 768              wl-summary-line-format))
 769    wl-summary-line-format-spec-alist)
 770   (wl-line-formatter-setup
 771    wl-summary-buffer-mode-line-formatter
 772    wl-summary-mode-line-format
 773    wl-summary-mode-line-format-spec-alist)
 774   (wl-summary-detect-mark-position)
 775   (setq wl-summary-buffer-persistent
 776         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 777   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 778   ;; process duplicates.
 779   (elmo-folder-set-process-duplicates-internal
 780    folder (cdr (elmo-string-matched-assoc
 781                 (elmo-folder-name-internal folder)
 782                 wl-folder-process-duplicates-alist)))
 783   (setq
 784    wl-thread-indent-level-internal
 785    (or (nth 0 wl-summary-buffer-thread-indent-set)
 786        wl-thread-indent-level)
 787    wl-thread-have-younger-brother-str-internal
 788    (or (nth 1 wl-summary-buffer-thread-indent-set)
 789        wl-thread-have-younger-brother-str)
 790    wl-thread-youngest-child-str-internal
 791    (or (nth 2 wl-summary-buffer-thread-indent-set)
 792        wl-thread-youngest-child-str)
 793    wl-thread-vertical-str-internal
 794    (or (nth 3 wl-summary-buffer-thread-indent-set)
 795        wl-thread-vertical-str)
 796    wl-thread-horizontal-str-internal
 797    (or (nth 4 wl-summary-buffer-thread-indent-set)
 798        wl-thread-horizontal-str)
 799    wl-thread-space-str-internal
 800    (or (nth 5 wl-summary-buffer-thread-indent-set)
 801        wl-thread-space-str))
 802   (run-hooks 'wl-summary-buffer-set-folder-hook))
 803
 804 (defun wl-summary-mode ()
 805   "Major mode for reading threaded messages.
 806 See Info under Wanderlust for full documentation.
 807
 808 Special commands:
 809 \\{wl-summary-mode-map}
 810
 811 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 812   (interactive)
 813   (unless (interactive-p) (kill-all-local-variables))
 814   (setq major-mode 'wl-summary-mode)
 815   (setq mode-name "Summary")
 816   (use-local-map wl-summary-mode-map)
 817 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 818   (setq buffer-read-only t)
 819   (setq truncate-lines t)
 820 ;;;(make-local-variable 'tab-width)
 821 ;;;(setq tab-width 1)
 822   (buffer-disable-undo (current-buffer))
 823   (setq selective-display t
 824         selective-display-ellipses nil)
 825   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 826   (easy-menu-add wl-summary-mode-menu)
 827   (when wl-summary-lazy-highlight
 828     (if wl-on-xemacs
 829         (progn
 830           (make-local-variable 'pre-idle-hook)
 831           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 832       (make-local-variable 'window-scroll-functions)
 833       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 834   ;; This hook may contain the function `wl-setup-summary' for reasons
 835   ;; of system internal to accord facilities for the Emacs variants.
 836   (run-hooks 'wl-summary-mode-hook))
 837
 838 (defun wl-summary-overview-entity-compare-by-date (x y)
 839   "Compare entity X and Y by date."
 840   (condition-case nil
 841       (string<
 842        (timezone-make-date-sortable
 843         (elmo-msgdb-overview-entity-get-date x))
 844        (timezone-make-date-sortable
 845         (elmo-msgdb-overview-entity-get-date y)))
 846     (error))) ;; ignore error.
 847
 848 (defun wl-summary-overview-entity-compare-by-number (x y)
 849    "Compare entity X and Y by number."
 850   (<
 851    (elmo-msgdb-overview-entity-get-number x)
 852    (elmo-msgdb-overview-entity-get-number y)))
 853
 854 (defun wl-summary-overview-entity-compare-by-from (x y)
 855   "Compare entity X and Y by from."
 856   (string<
 857    (wl-address-header-extract-address
 858     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 859         wl-summary-no-from-message))
 860    (wl-address-header-extract-address
 861     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 862         wl-summary-no-from-message))))
 863
 864 (defun wl-summary-overview-entity-compare-by-subject (x y)
 865   "Compare entity X and Y by subject."
 866   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 867            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 868
 869 (defun wl-summary-get-list-info (entity)
 870   "Returns (\"ML-name\" . ML-count) of ENTITY."
 871   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 872     (setq sequence (elmo-msgdb-overview-entity-get-extra-field
 873                     entity "x-sequence")
 874           ml-name (or (elmo-msgdb-overview-entity-get-extra-field
 875                        entity "x-ml-name")
 876                       (and sequence
 877                            (car (split-string sequence " "))))
 878           ml-count (or (elmo-msgdb-overview-entity-get-extra-field
 879                         entity "x-mail-count")
 880                        (elmo-msgdb-overview-entity-get-extra-field
 881                         entity "x-ml-count")
 882                        (and sequence
 883                             (cadr (split-string sequence " ")))))
 884     (and (setq subject (elmo-msgdb-overview-entity-get-subject
 885                         entity))
 886          (setq subject (elmo-delete-char ?\n subject))
 887          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 888          (progn
 889            (or ml-name (setq ml-name (match-string 1 subject)))
 890            (or ml-count (setq ml-count (match-string 2 subject)))))
 891     (and (setq return-path
 892                (elmo-msgdb-overview-entity-get-extra-field
 893                 entity "return-path"))
 894          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 895          (progn
 896            (or ml-name (setq ml-name (match-string 1 return-path)))
 897            (or ml-count (setq ml-count (match-string 2 return-path)))))
 898     (and (setq delivered-to
 899                (elmo-msgdb-overview-entity-get-extra-field
 900                 entity "delivered-to"))
 901          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 902          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 903     (and (setq mailing-list
 904                (elmo-msgdb-overview-entity-get-extra-field
 905                 entity "mailing-list"))
 906          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)  ; *-help@, *-owner@, etc.
 907          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 908     (cons (and ml-name (car (split-string ml-name " ")))
 909           (and ml-count (string-to-int ml-count)))))
 910
 911 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 912   "Compare entity X and Y by mailing-list info."
 913   (let* ((list-info-x (wl-summary-get-list-info x))
 914          (list-info-y (wl-summary-get-list-info y)))
 915     (if (equal (car list-info-x) (car list-info-y))
 916         (if (equal (cdr list-info-x) (cdr list-info-y))
 917             (wl-summary-overview-entity-compare-by-date x y)
 918           (< (or (cdr list-info-x) 0)
 919              (or (cdr list-info-y) 0)))
 920       (string< (or (car list-info-x) "")
 921                (or (car list-info-y) "")))))
 922
 923 (defun wl-summary-sort-by-date ()
 924   (interactive)
 925   (wl-summary-rescan "date"))
 926 (defun wl-summary-sort-by-number ()
 927   (interactive)
 928   (wl-summary-rescan "number"))
 929 (defun wl-summary-sort-by-subject ()
 930   (interactive)
 931   (wl-summary-rescan "subject"))
 932 (defun wl-summary-sort-by-from ()
 933   (interactive)
 934   (wl-summary-rescan "from"))
 935 (defun wl-summary-sort-by-list-info ()
 936   (interactive)
 937   (wl-summary-rescan "list-info"))
 938
 939 (defun wl-summary-rescan (&optional sort-by)
 940   "Rescan current folder without updating."
 941   (interactive)
 942   (let* ((cur-buf (current-buffer))
 943          (msgdb (wl-summary-buffer-msgdb))
 944          (overview (elmo-msgdb-get-overview msgdb))
 945          (number-alist (elmo-msgdb-get-number-alist msgdb))
 946          (elmo-mime-charset wl-summary-buffer-mime-charset)
 947          i percent num
 948          gc-message entity
 949          curp
 950          (inhibit-read-only t)
 951          (buffer-read-only nil)
 952          expunged)
 953     (fset 'wl-summary-append-message-func-internal
 954           (wl-summary-get-append-message-func))
 955     (erase-buffer)
 956     (message "Re-scanning...")
 957     (setq i 0)
 958     (setq num (length overview))
 959     (when sort-by
 960       (message "Sorting by %s..." sort-by)
 961       (setq overview
 962             (sort overview
 963                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 964                                   sort-by))))
 965       (message "Sorting by %s...done" sort-by)
 966       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 967                                overview))
 968     (setq curp overview)
 969     (set-buffer cur-buf)
 970     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 971     (setq wl-thread-entity-list nil)
 972     (setq wl-thread-entities nil)
 973     (setq wl-summary-buffer-number-list nil)
 974     (setq wl-summary-buffer-target-mark-list nil)
 975     (setq wl-summary-buffer-refile-list nil)
 976     (setq wl-summary-buffer-delete-list nil)
 977     (setq wl-summary-delayed-update nil)
 978     (elmo-kill-buffer wl-summary-search-buf-name)
 979     (while curp
 980       (setq entity (car curp))
 981       (wl-summary-append-message-func-internal entity msgdb nil)
 982       (setq curp (cdr curp))
 983       (when (> num elmo-display-progress-threshold)
 984         (setq i (+ i 1))
 985         (if (or (zerop (% i 5)) (= i num))
 986             (elmo-display-progress
 987              'wl-summary-rescan "Constructing summary structure..."
 988              (/ (* i 100) num)))))
 989     (when wl-summary-delayed-update
 990       (while wl-summary-delayed-update
 991         (message "Parent (%d) of message %d is no entity"
 992                  (caar wl-summary-delayed-update)
 993                  (elmo-msgdb-overview-entity-get-number
 994                   (cdar wl-summary-delayed-update)))
 995         (wl-summary-append-message-func-internal
 996          (cdar wl-summary-delayed-update) msgdb nil t)
 997         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 998     (message "Constructing summary structure...done")
 999     (set-buffer cur-buf)
1000     (if (eq wl-summary-buffer-view 'thread)
1001         (progn
1002           (message "Inserting thread...")
1003           (wl-thread-insert-top)
1004           (message "Inserting thread...done"))
1005       (wl-summary-make-number-list))
1006     (when wl-use-scoring
1007       (setq wl-summary-scored nil)
1008       (wl-summary-score-headers nil msgdb
1009                                 (wl-summary-rescore-msgs number-alist)
1010                                 t)
1011       (when (and wl-summary-scored
1012                  (setq expunged (wl-summary-score-update-all-lines)))
1013         (message "%d message(s) are expunged by scoring." (length expunged))))
1014     (wl-summary-set-message-modified)
1015     (wl-summary-count-unread)
1016     (wl-summary-update-modeline)
1017     (goto-char (point-max))
1018     (forward-line -1)
1019     (set-buffer-modified-p nil)))
1020
1021 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1022   (if (and next-entity
1023            wl-auto-select-next)
1024       (let (retval)
1025         (wl-summary-toggle-disp-msg 'off)
1026         (unwind-protect
1027             (setq retval
1028                   (wl-summary-goto-folder-subr next-entity
1029                                                'force-update
1030                                                nil
1031                                                nil ; not sticky
1032                                                t   ; interactive!
1033                                                ))
1034           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1035           (if (and (eq retval 'more-next)
1036                    (memq wl-auto-select-next '(unread skip-no-unread))
1037                    (memq this-command wl-summary-next-no-unread-command))
1038               (if upward
1039                   (wl-summary-up
1040                    t (eq wl-auto-select-next 'skip-no-unread))
1041                 (goto-char (point-max))
1042                 (forward-line -1)
1043                 (wl-summary-down
1044                  t (eq wl-auto-select-next 'skip-no-unread))))))
1045     (wl-summary-exit)))
1046
1047 (defun wl-summary-entity-info-msg (entity finfo)
1048   (or (and entity
1049            (concat
1050             (elmo-replace-in-string
1051              (if (memq 'ask-folder wl-use-folder-petname)
1052                  (wl-folder-get-petname entity)
1053                entity)
1054              "%" "%%")
1055             (if (null (car finfo))
1056                 " (? new/? unread)"
1057               (format
1058                " (%d new/%d unread)"
1059                (nth 0 finfo)
1060                (+ (nth 0 finfo)
1061                   (nth 1 finfo))))))
1062       "folder mode"))
1063
1064 (defun wl-summary-set-message-modified ()
1065   (elmo-folder-set-message-modified-internal
1066    wl-summary-buffer-elmo-folder t)
1067   (setq wl-summary-buffer-message-modified t))
1068 (defun wl-summary-message-modified-p ()
1069   wl-summary-buffer-message-modified)
1070 (defun wl-summary-set-mark-modified ()
1071   (elmo-folder-set-mark-modified-internal
1072    wl-summary-buffer-elmo-folder t)
1073   (setq wl-summary-buffer-mark-modified t))
1074 (defun wl-summary-mark-modified-p ()
1075   wl-summary-buffer-mark-modified)
1076 (defun wl-summary-set-thread-modified ()
1077   (setq wl-summary-buffer-thread-modified t))
1078 (defun wl-summary-thread-modified-p ()
1079   wl-summary-buffer-thread-modified)
1080
1081 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1082   (if (or wl-summary-buffer-refile-list
1083           wl-summary-buffer-copy-list
1084           wl-summary-buffer-delete-list)
1085       (if (y-or-n-p (format "Execute remaining marks in %s? "
1086                             (wl-summary-buffer-folder-name)))
1087           (progn
1088             (wl-summary-exec)
1089             (if (or wl-summary-buffer-refile-list
1090                     wl-summary-buffer-copy-list
1091                     wl-summary-buffer-delete-list)
1092                 (error "Some execution was failed")))
1093         ;; delete temp-marks
1094         (message "")
1095         (wl-summary-delete-all-refile-marks)
1096         (wl-summary-delete-all-copy-marks)
1097         (wl-summary-delete-all-delete-marks)))
1098   (if wl-summary-buffer-target-mark-list
1099       (progn
1100         (wl-summary-delete-all-target-marks)
1101         (setq wl-summary-buffer-target-mark-list nil)))
1102   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1103   (setq wl-summary-scored nil))
1104
1105 ;; a subroutine for wl-summary-exit/wl-save-status
1106 ;; Note that folder is not commited here.
1107 (defun wl-summary-save-view ()
1108   ;; already in summary buffer.
1109   (when wl-summary-buffer-persistent
1110     ;; save the current summary buffer view.
1111     (if (and wl-summary-cache-use
1112              (or (wl-summary-message-modified-p)
1113                  (wl-summary-mark-modified-p)
1114                  (wl-summary-thread-modified-p)))
1115         (wl-summary-save-view-cache))))
1116
1117 (defun wl-summary-save-status ()
1118   "Save summary view and msgdb."
1119   (interactive)
1120   (if (interactive-p) (message "Saving summary status..."))
1121   (wl-summary-save-view)
1122   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1123   (elmo-folder-check wl-summary-buffer-elmo-folder)
1124   (if wl-use-scoring (wl-score-save))
1125   (if (interactive-p) (message "Saving summary status...done.")))
1126
1127 (defun wl-summary-force-exit ()
1128   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1129   (interactive)
1130   (wl-summary-exit 'force-exit))
1131
1132 (defun wl-summary-exit (&optional force-exit)
1133   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1134   (interactive "P")
1135   (let ((summary-buf (current-buffer))
1136         (sticky (wl-summary-sticky-p))
1137         summary-win
1138         message-buf message-win
1139         folder-buf folder-win)
1140     (run-hooks 'wl-summary-exit-pre-hook)
1141     (if wl-summary-buffer-exit-function
1142         (funcall wl-summary-buffer-exit-function)
1143       (if (or force-exit (not sticky))
1144           (wl-summary-cleanup-temp-marks sticky))
1145       (unwind-protect
1146           ;; save summary status
1147           (progn
1148             (wl-summary-save-view)
1149             (if (or force-exit (not sticky))
1150                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1151               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1152               (elmo-folder-check wl-summary-buffer-elmo-folder))
1153             (if wl-use-scoring (wl-score-save)))
1154         ;; for sticky summary
1155         (wl-delete-all-overlays)
1156         (setq wl-summary-buffer-disp-msg nil)
1157         (elmo-kill-buffer wl-summary-search-buf-name)
1158         ;; delete message window if displayed.
1159         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1160             (delete-window (get-buffer-window wl-message-buffer)))
1161         (if (and wl-summary-use-frame
1162                  (> (length (visible-frame-list)) 1))
1163             (delete-frame))
1164         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1165             (if wl-summary-use-frame
1166                 (let (select-frame)
1167                   (save-selected-window
1168                     (dolist (frame (visible-frame-list))
1169                       (select-frame frame)
1170                       (if (get-buffer-window folder-buf)
1171                           (setq select-frame frame))))
1172                   (if select-frame
1173                       (select-frame select-frame)
1174                     (switch-to-buffer folder-buf)))
1175               (if (setq folder-win (get-buffer-window folder-buf))
1176                   ;; folder win is already displayed.
1177                   (select-window folder-win)
1178                 ;; folder win is not displayed.
1179                 (switch-to-buffer folder-buf)))
1180           ;; currently no folder buffer
1181           (wl-folder))
1182         (and wl-folder-move-cur-folder
1183              wl-folder-buffer-cur-point
1184              (goto-char wl-folder-buffer-cur-point))
1185         (setq wl-folder-buffer-cur-path nil)
1186         (setq wl-folder-buffer-cur-entity-id nil)
1187         (wl-delete-all-overlays)
1188         (if wl-summary-exit-next-move
1189             (wl-folder-next-unsync t)
1190           (beginning-of-line))
1191         (if (setq summary-win (get-buffer-window summary-buf))
1192             (delete-window summary-win))
1193         (if (or force-exit
1194                 (not sticky))
1195             (progn
1196               (set-buffer summary-buf)
1197               (kill-buffer summary-buf)))
1198         (run-hooks 'wl-summary-exit-hook)))))
1199
1200 (defun wl-summary-suspend ()
1201   (interactive)
1202   (wl-summary-exit)
1203   (wl-folder-suspend))
1204
1205 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1206   (interactive)
1207   (wl-summary-sync-update unset-cursor nil no-check))
1208
1209 (defsubst wl-summary-sync-all-init ()
1210   (wl-summary-cleanup-temp-marks)
1211   (erase-buffer)
1212   (wl-summary-set-message-modified)
1213   (wl-summary-set-mark-modified)
1214   (setq wl-thread-entity-hashtb (elmo-make-hash
1215                                  (* (length (elmo-msgdb-get-number-alist
1216                                              (wl-summary-buffer-msgdb))) 2)))
1217   (setq wl-thread-entity-list nil)
1218   (setq wl-thread-entities nil)
1219   (setq wl-summary-buffer-number-list nil)
1220   (setq wl-summary-buffer-target-mark-list nil)
1221   (setq wl-summary-buffer-refile-list nil)
1222   (setq wl-summary-buffer-copy-list nil)
1223   (setq wl-summary-buffer-delete-list nil))
1224
1225 (defun wl-summary-sync (&optional unset-cursor force-range)
1226   (interactive)
1227   (let* ((folder wl-summary-buffer-elmo-folder)
1228          (inhibit-read-only t)
1229          (buffer-read-only nil)
1230          (msgdb-dir (elmo-folder-msgdb-path folder))
1231          (range (or force-range (wl-summary-input-range
1232                                  (elmo-folder-name-internal folder)))))
1233     (cond ((string= range "rescan")
1234            (let ((msg (wl-summary-message-number)))
1235              (wl-summary-rescan)
1236              (and msg (wl-summary-jump-to-msg msg))))
1237           ((string= range "rescan-noscore")
1238            (let ((msg (wl-summary-message-number))
1239                  wl-use-scoring)
1240              (wl-summary-rescan)
1241              (and msg (wl-summary-jump-to-msg msg))))
1242           ((string= range "cache-status")
1243            (let ((msg (wl-summary-message-number)))
1244              (wl-summary-resume-cache-status)
1245              (and msg (wl-summary-jump-to-msg msg))))
1246           ((or (string-match "last:" range)
1247                (string-match "first:" range))
1248            (wl-summary-goto-folder-subr (concat "/" range "/"
1249                                                 (elmo-folder-name-internal
1250                                                  folder))
1251             'force-update nil nil t))
1252           (t
1253            (wl-summary-sync-update unset-cursor
1254                                    (cond ((string= range "all") 'all)
1255                                          ((string= range "all-visible")
1256                                           'visible-only)))))))
1257
1258 (defvar wl-summary-edit-addresses-candidate-fields
1259   ;; First element becomes default.
1260   '("from" "to" "cc"))
1261
1262 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1263   (let ((fields wl-summary-edit-addresses-candidate-fields)
1264         body candidates components)
1265     (while fields
1266       (setq body
1267             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1268                        ","))
1269       (setq body (wl-parse-addresses body))
1270       (if body (setq candidates (append candidates body)))
1271       (setq fields (cdr fields)))
1272     (setq candidates (elmo-uniq-list candidates))
1273     (elmo-set-work-buf
1274      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1275      (mapcar (function
1276               (lambda (x)
1277                 (setq components (std11-extract-address-components x))
1278                 (cons (nth 1 components)
1279                       (and (car components)
1280                            (eword-decode-string
1281                             (decode-mime-charset-string
1282                              (car components)
1283                              mime-charset))))))
1284              candidates))))
1285
1286 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1287   ;; returns nil if there's no change.
1288   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1289       (let (char)
1290         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1291                  the-email)
1292         (while (not (or (eq (setq char (read-char)) ?\r)
1293                         (eq char ?\n)
1294                         (eq char ? )
1295                         (eq char ?e)
1296                         (eq char ?c)
1297                         (eq char ?d)))
1298           (message
1299            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1300         (cond
1301          ((or (eq char ?e)
1302               (eq char ?\n)
1303               (eq char ?\r)
1304               (eq char ? ))
1305           ;; Change Addresses
1306           (wl-address-add-or-change
1307            the-email
1308            (wl-address-header-extract-realname
1309             (cdr (assoc
1310                   (let ((completion-ignore-case t) comp)
1311                     (setq comp
1312                           (try-completion the-email wl-address-completion-list))
1313                     (if (equal comp t) the-email comp))
1314                   wl-address-completion-list))))
1315           "edited")
1316          ((eq char ?d)
1317           ;; Delete Addresses
1318           (if (y-or-n-p (format "Delete '%s'? "
1319                                 the-email))
1320               (progn
1321                 (wl-address-delete the-email)
1322                 "deleted")
1323             (message "")
1324             nil))
1325          (t (message "")
1326             nil)))
1327     ;; Add Petname
1328     (wl-address-add-or-change the-email name-in-addr)
1329     "added"))
1330
1331 (defun wl-summary-edit-addresses (&optional addr-str)
1332   "Edit address book interactively.
1333 Optional argument ADDR-STR is used as a target address if specified."
1334   (interactive (if current-prefix-arg
1335                    (list (read-from-minibuffer "Target address: "))))
1336   (if (null (wl-summary-message-number))
1337       (message "No message.")
1338     (save-excursion
1339       (let* ((charset wl-summary-buffer-mime-charset)
1340              (candidates
1341               (with-current-buffer (wl-summary-get-original-buffer)
1342                 (wl-summary-edit-addresses-collect-candidate-fields
1343                  charset)))
1344              address pair result)
1345         (if addr-str
1346             (setq address addr-str)
1347           (when candidates
1348             (setq address (car (car candidates)))
1349             (setq address
1350                   (completing-read
1351                    (format "Target address (%s): " address)
1352                    (mapcar
1353                     (function (lambda (x) (cons (car x) (car x))))
1354                     candidates)
1355                    nil nil nil nil address))))
1356         (when address
1357           (setq pair (assoc address candidates))
1358           (unless pair
1359             (setq pair (cons address nil)))
1360           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1361             ;; update alias
1362             (wl-status-update)
1363             (setq address (assoc (car pair) wl-address-list))
1364             (if address
1365                 (message "%s, %s, <%s> is %s."
1366                          (nth 2 address)
1367                          (nth 1 address)
1368                          (nth 0 address)
1369                          result)))
1370 ;;; i'd like to update summary-buffer, but...
1371 ;;;     (wl-summary-rescan)
1372           (run-hooks 'wl-summary-edit-addresses-hook))))))
1373
1374 (defun wl-summary-incorporate (&optional arg)
1375   "Check and prefetch all uncached messages.
1376 If ARG is non-nil, checking is omitted."
1377   (interactive "P")
1378   (unless arg
1379     (save-excursion
1380       (wl-summary-sync-force-update)))
1381   (wl-summary-prefetch-region (point-min) (point-max)
1382                               wl-summary-incorporate-marks))
1383
1384 (defun wl-summary-prefetch-msg (number &optional arg)
1385   "Returns status-mark. if skipped, returns nil."
1386   ;; prefetching procedure.
1387   (save-excursion
1388     (let* ((msgdb (wl-summary-buffer-msgdb))
1389            (number-alist (elmo-msgdb-get-number-alist msgdb))
1390            (message-id (cdr (assq number number-alist)))
1391            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1392            (wl-message-entity ov)
1393            (entity ov)                  ; backward compatibility.
1394            (size (elmo-msgdb-overview-entity-get-size ov))
1395            (inhibit-read-only t)
1396            (buffer-read-only nil)
1397            (file-cached (elmo-file-cache-exists-p message-id))
1398            (force-read (and size
1399                             (or (and (null wl-prefetch-confirm) arg)
1400                                 (null wl-prefetch-threshold)
1401                                 (< size wl-prefetch-threshold))))
1402            mark new-mark)
1403       (unwind-protect
1404           (progn
1405             (when (and (or arg (not file-cached))
1406                        size (not force-read) wl-prefetch-confirm)
1407               (setq force-read
1408                     (save-restriction
1409                       (widen)
1410                       (y-or-n-p
1411                        (format
1412                         "Message from %s has %d bytes.  Prefetch it? "
1413                         (concat
1414                          "[ "
1415                          (save-match-data
1416                            (wl-set-string-width
1417                             17
1418                             (funcall wl-summary-from-function
1419                              (eword-decode-string
1420                               (elmo-delete-char
1421                                ?\"
1422                                (or
1423                                 (elmo-msgdb-overview-entity-get-from ov)
1424                                 "??")))))) " ]")
1425                         size))))
1426               (message ""))             ; flush.
1427             (setq mark (elmo-msgdb-get-mark msgdb number))
1428             (if force-read
1429                 (save-excursion
1430                   (save-match-data
1431                     ;; online
1432                     (if (or arg (not file-cached))
1433                         (elmo-message-encache
1434                          wl-summary-buffer-elmo-folder
1435                          number))
1436                     (setq new-mark
1437                           (cond
1438                            ((string= mark
1439                                      wl-summary-unread-uncached-mark)
1440                             wl-summary-unread-cached-mark)
1441                            ((string= mark wl-summary-new-mark)
1442                             (setq wl-summary-buffer-new-count
1443                                   (- wl-summary-buffer-new-count 1))
1444                             (setq wl-summary-buffer-unread-count
1445                                   (+ wl-summary-buffer-unread-count 1))
1446                             wl-summary-unread-cached-mark)
1447                            ((string= mark wl-summary-read-uncached-mark)
1448                             nil)
1449                            (t mark)))
1450                     (elmo-msgdb-set-mark msgdb number new-mark)
1451                     (or new-mark (setq new-mark " "))
1452                     (wl-summary-set-mark-modified)
1453                     (wl-summary-update-modeline)
1454                     (wl-folder-update-unread
1455                      (wl-summary-buffer-folder-name)
1456                      (+ wl-summary-buffer-unread-count
1457                         wl-summary-buffer-new-count)))
1458                   new-mark)))))))
1459
1460 ;;(defvar wl-summary-message-uncached-marks
1461 ;;  (list wl-summary-new-mark
1462 ;;      wl-summary-unread-uncached-mark
1463 ;;      wl-summary-read-uncached-mark))
1464
1465 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1466   (interactive "r")
1467   (let ((count 0)
1468         targets
1469         mark length
1470         entity msg
1471         start-pos pos)
1472     (save-excursion
1473       (setq start-pos (point))
1474       (save-restriction
1475         (narrow-to-region beg end)
1476         ;; collect prefetch targets.
1477         (message "Collecting marks...")
1478         (goto-char (point-min))
1479         (while (not (eobp))
1480           (setq mark (wl-summary-persistent-mark)
1481                 msg (wl-summary-message-number))
1482           (if (or (and (null prefetch-marks)
1483                        msg
1484                        (null (elmo-file-cache-exists-p
1485                               (elmo-message-field
1486                                wl-summary-buffer-elmo-folder
1487                                msg
1488                                'message-id))))
1489                   (member mark prefetch-marks))
1490               (setq targets (nconc targets (list msg))))
1491           (setq entity (wl-thread-get-entity msg))
1492           (if (or (not (eq wl-summary-buffer-view 'thread))
1493                   (wl-thread-entity-get-opened entity))
1494               (); opened. no hidden children.
1495             (setq targets (nconc
1496                            targets
1497                            (wl-thread-get-children-msgs-uncached
1498                             msg prefetch-marks))))
1499           (forward-line 1))
1500         (setq length (length targets))
1501         (message "Prefetching...")
1502         (while targets
1503           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1504                                (wl-thread-get-entity (car targets))))
1505                          (progn
1506                            (wl-summary-jump-to-msg (car targets))
1507                            (wl-summary-prefetch))
1508                        (wl-summary-prefetch-msg (car targets))))
1509           (if (if prefetch-marks
1510                   (string= mark wl-summary-unread-cached-mark)
1511                 (or (string= mark wl-summary-unread-cached-mark)
1512                     (string= mark " ")))
1513               (message "Prefetching... %d/%d message(s)"
1514                        (setq count (+ 1 count)) length))
1515           ;; redisplay!
1516           (save-excursion
1517             (setq pos (point))
1518             (goto-char start-pos)
1519             (if (pos-visible-in-window-p pos)
1520                 (save-restriction
1521                   (widen)
1522                   (sit-for 0))))
1523           (setq targets (cdr targets)))
1524         (message "Prefetched %d/%d message(s)" count length)
1525         (cons count length)))))
1526
1527 (defun wl-summary-prefetch (&optional arg)
1528   "Prefetch current message."
1529   (interactive "P")
1530   (save-excursion
1531     (let ((inhibit-read-only t)
1532           (buffer-read-only nil)
1533           (mark (wl-summary-persistent-mark)))
1534       (setq mark (wl-summary-prefetch-msg (wl-summary-message-number) arg))
1535       (when mark
1536         (delete-backward-char 1)
1537         (insert mark)
1538         (if wl-summary-highlight
1539             (wl-highlight-summary-current-line)))
1540       (set-buffer-modified-p nil)
1541       mark)))
1542
1543 (defun wl-summary-delete-marks-on-buffer (marks)
1544   (while marks
1545     (wl-summary-unmark (pop marks))))
1546
1547 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1548   (wl-summary-delete-marks-on-buffer copies))
1549
1550 (defun wl-summary-delete-all-refile-marks ()
1551   (let ((marks wl-summary-buffer-refile-list))
1552     (while marks
1553       (wl-summary-unmark (car (pop marks))))))
1554
1555 (defun wl-summary-delete-all-copy-marks ()
1556   (let ((marks wl-summary-buffer-copy-list))
1557     (while marks
1558       (wl-summary-unmark (car (pop marks))))))
1559
1560 (defun wl-summary-delete-all-delete-marks ()
1561   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1562
1563 (defun wl-summary-delete-all-target-marks ()
1564   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1565
1566 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1567   ;; for summary view cache saving.
1568   (save-excursion
1569     (goto-char (point-min))
1570     (let ((inhibit-read-only t)
1571           (buffer-read-only nil))
1572        (while (not (eobp))
1573         (unless (string= (wl-summary-temp-mark) " ")
1574           (delete-backward-char 1)
1575           (insert " "))
1576         (forward-line 1)))))
1577
1578 (defun wl-summary-mark-as-read-region (beg end)
1579   (interactive "r")
1580   (save-excursion
1581     (save-restriction
1582       (narrow-to-region beg end)
1583       (goto-char (point-min))
1584       (if (eq wl-summary-buffer-view 'thread)
1585           (progn
1586             (while (not (eobp))
1587               (let* ((number (wl-summary-message-number))
1588                      (entity (wl-thread-get-entity number))
1589                      children)
1590                 (if (wl-thread-entity-get-opened entity)
1591                     ;; opened...mark line.
1592                     (wl-summary-mark-as-read number)
1593                   ;; closed
1594                   (wl-summary-mark-as-read number) ; mark itself.
1595                   (setq children (wl-thread-get-children-msgs number))
1596                   (while children
1597                     (wl-summary-mark-as-read (car children))
1598                     (setq children (cdr children))))
1599                 (forward-line 1))))
1600         (while (not (eobp))
1601           (wl-summary-mark-as-read (wl-summary-message-number))
1602           (forward-line 1)))))
1603   (wl-summary-count-unread)
1604   (wl-summary-update-modeline))
1605
1606 (defun wl-summary-mark-as-unread-region (beg end)
1607   (interactive "r")
1608   (save-excursion
1609     (save-restriction
1610       (narrow-to-region beg end)
1611 ;;; use narrowing.
1612 ;;;      (save-excursion (goto-char end)
1613 ;;;                   (end-of-line) (point)))
1614       (goto-char (point-min))
1615       (if (eq wl-summary-buffer-view 'thread)
1616           (progn
1617             (while (not (eobp))
1618               (let* ((number (wl-summary-message-number))
1619                      (entity (wl-thread-get-entity number))
1620                      children)
1621                 (if (wl-thread-entity-get-opened entity)
1622                     ;; opened...mark line.
1623                     ;; Crossposts are not processed
1624                     (wl-summary-mark-as-unread)
1625                   ;; closed
1626                   (wl-summary-mark-as-unread) ; mark itself.
1627                   (setq children
1628                         (delq number (wl-thread-get-children-msgs number)))
1629                   (while children
1630                     (wl-summary-mark-as-unread (car children))
1631                     (setq children (cdr children))))
1632                 (forward-line 1))))
1633         (while (not (eobp))
1634           (wl-summary-mark-as-unread)
1635           (forward-line 1)))))
1636   (wl-summary-count-unread)
1637   (wl-summary-update-modeline))
1638
1639 (defun wl-summary-mark-as-important-region (beg end)
1640   (interactive "r")
1641   (save-excursion
1642     (save-restriction
1643       (narrow-to-region beg end);(save-excursion (goto-char end)
1644                                         ;    (end-of-line) (point)))
1645       (goto-char (point-min))
1646       (if (eq wl-summary-buffer-view 'thread)
1647           (progn
1648             (while (not (eobp))
1649               (let* ((number (wl-summary-message-number))
1650                      (entity (wl-thread-get-entity number))
1651                      children)
1652                 (if (wl-thread-entity-get-opened entity)
1653                     ;; opened...mark line.
1654                     ;; Crossposts are not processed
1655                     (wl-summary-mark-as-important)
1656                   ;; closed
1657                   (wl-summary-mark-as-important) ; mark itself.
1658                   (setq children
1659                         (delq number (wl-thread-get-children-msgs number)))
1660                   (while children
1661                     (wl-thread-msg-mark-as-important (car children))
1662                     (setq children (cdr children))))
1663                 (forward-line 1))))
1664         (while (not (eobp))
1665           (wl-summary-mark-as-important)
1666           (forward-line 1)))))
1667   (wl-summary-count-unread)
1668   (wl-summary-update-modeline))
1669
1670 (defun wl-summary-mark-as-read-all ()
1671   (interactive)
1672   (if (or (not (interactive-p))
1673           (y-or-n-p "Mark all messages as read? "))
1674       (let* ((folder wl-summary-buffer-elmo-folder)
1675              (cur-buf (current-buffer))
1676              (msgdb (wl-summary-buffer-msgdb))
1677              (inhibit-read-only t)
1678              (buffer-read-only nil)
1679              (case-fold-search nil)
1680              msg mark)
1681         (message "Setting all msgs as read...")
1682         (elmo-folder-mark-as-read folder
1683                                   (elmo-folder-list-unreads
1684                                    folder
1685                                    (list wl-summary-unread-cached-mark
1686                                          wl-summary-unread-uncached-mark
1687                                          wl-summary-new-mark)))
1688         (save-excursion
1689           (goto-char (point-min))
1690           (while (not (eobp))
1691             (setq msg (wl-summary-message-number))
1692             (setq mark (wl-summary-persistent-mark))
1693             (when (and (not (string= mark " "))
1694                        (not (string= mark wl-summary-important-mark))
1695                        (not (string= mark wl-summary-read-uncached-mark)))
1696               (delete-backward-char 1)
1697               (if (or (not (elmo-message-use-cache-p folder msg))
1698                       (string= mark wl-summary-unread-cached-mark))
1699                   (progn
1700                     (insert " ")
1701                     (elmo-msgdb-set-mark msgdb msg nil))
1702                 ;; New mark and unread-uncached mark
1703                 (insert wl-summary-read-uncached-mark)
1704                 (elmo-msgdb-set-mark
1705                  msgdb msg wl-summary-read-uncached-mark))
1706               (if wl-summary-highlight
1707                   (wl-highlight-summary-current-line nil nil t)))
1708             (forward-line 1)))
1709         (elmo-folder-replace-marks
1710          folder
1711          (list (cons wl-summary-unread-cached-mark
1712                      nil)
1713                (cons wl-summary-unread-uncached-mark
1714                      wl-summary-read-uncached-mark)
1715                (cons wl-summary-new-mark
1716                      wl-summary-read-uncached-mark)))
1717         (wl-summary-set-mark-modified)
1718         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1719         (setq wl-summary-buffer-unread-count 0)
1720         (setq wl-summary-buffer-new-count    0)
1721         (wl-summary-update-modeline)
1722         (message "Setting all msgs as read...done")
1723         (set-buffer-modified-p nil))))
1724
1725 (defun wl-summary-delete-cache ()
1726   "Delete cache of current message."
1727   (interactive)
1728   (save-excursion
1729     (let* ((inhibit-read-only t)
1730            (buffer-read-only nil)
1731            (folder wl-summary-buffer-elmo-folder)
1732            (msgdb (wl-summary-buffer-msgdb))
1733            (number-alist (elmo-msgdb-get-number-alist msgdb))
1734            (case-fold-search nil)
1735            mark number unread new-mark)
1736       (setq mark (wl-summary-persistent-mark))
1737       (cond
1738        ((or (string= mark wl-summary-new-mark)
1739             (string= mark wl-summary-unread-uncached-mark)
1740             (string= mark wl-summary-important-mark))
1741         ;; noop
1742         )
1743        ((string= mark wl-summary-unread-cached-mark)
1744         (setq new-mark wl-summary-unread-uncached-mark))
1745        (t
1746         (setq new-mark wl-summary-read-uncached-mark)))
1747       (when new-mark
1748         (setq number (wl-summary-message-number))
1749         (delete-backward-char 1)
1750         (insert new-mark)
1751         (elmo-file-cache-delete
1752          (elmo-file-cache-get-path
1753           (elmo-message-field wl-summary-buffer-elmo-folder
1754                               number
1755                               'message-id)))
1756         (elmo-msgdb-set-mark msgdb number new-mark)
1757         (wl-summary-set-mark-modified)
1758         (if wl-summary-highlight
1759             (wl-highlight-summary-current-line nil nil t))
1760         (set-buffer-modified-p nil)))))
1761
1762 (defun wl-summary-resume-cache-status ()
1763   "Resume the cache status of all messages in the current folder."
1764   (interactive)
1765   (let* ((folder wl-summary-buffer-elmo-folder)
1766          (cur-buf (current-buffer))
1767          (msgdb (wl-summary-buffer-msgdb))
1768          (number-alist (elmo-msgdb-get-number-alist msgdb))
1769          (inhibit-read-only t)
1770          (buffer-read-only nil)
1771          (case-fold-search nil)
1772          msg mark msgid set-mark)
1773     (message "Resuming cache status...")
1774     (save-excursion
1775       (goto-char (point-min))
1776       (while (not (eobp))
1777         (setq msg (wl-summary-message-number))
1778         (setq mark (wl-summary-persistent-mark))
1779         (setq msgid (elmo-msgdb-get-field msgdb msg 'message-id))
1780         (setq set-mark nil)
1781         (if (elmo-file-cache-exists-p msgid)
1782             (if (or
1783                  (string= mark wl-summary-unread-uncached-mark) ; U -> !
1784                  (string= mark wl-summary-new-mark)             ; N -> !
1785                  )
1786                 (setq set-mark wl-summary-unread-cached-mark)
1787               (if (string= mark wl-summary-read-uncached-mark)  ; u -> ' '
1788                   (setq set-mark " ")))
1789           (if (string= mark " ")
1790               (setq set-mark wl-summary-read-uncached-mark)     ;' ' -> u
1791             (if (string= mark wl-summary-unread-cached-mark)
1792                 (setq set-mark wl-summary-unread-uncached-mark) ; !  -> U
1793               )))
1794         (when set-mark
1795           (delete-backward-char 1)
1796           (insert set-mark)
1797           (elmo-msgdb-set-mark msgdb msg
1798                                (if (string= set-mark " ") nil set-mark))
1799           (if wl-summary-highlight
1800               (wl-highlight-summary-current-line)))
1801         (forward-line 1))
1802       (wl-summary-set-mark-modified)
1803       (wl-summary-count-unread)
1804       (wl-summary-update-modeline)
1805       (message "Resuming cache status...done")
1806       (set-buffer-modified-p nil))))
1807
1808 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1809   (interactive)
1810   (save-excursion
1811     (let ((inhibit-read-only t)
1812           (buffer-read-only nil)
1813           (msgs2 msgs)
1814           (len (length msgs))
1815           (i 0)
1816           update-list)
1817       (elmo-kill-buffer wl-summary-search-buf-name)
1818       (while msgs
1819         (if (eq wl-summary-buffer-view 'thread)
1820             (progn
1821               ;; don't use wl-append(nconc), because list is broken. ...why?
1822               (setq update-list
1823                     (append update-list
1824                             (wl-thread-delete-message (car msgs))))
1825               (setq update-list (delq (car msgs) update-list)))
1826           (goto-char (point-min))
1827           (if (wl-summary-jump-to-msg (car msgs))
1828               (progn
1829                 (delete-region (point-at-bol) (point-at-eol))
1830                 (delete-char 1) ; delete '\n'
1831                 (setq wl-summary-buffer-number-list
1832                       (delq (car msgs) wl-summary-buffer-number-list)))))
1833         (when (and deleting-info
1834                    (> len elmo-display-progress-threshold))
1835           (setq i (1+ i))
1836           (if (or (zerop (% i 5)) (= i len))
1837               (elmo-display-progress
1838                'wl-summary-delete-messages-on-buffer deleting-info
1839                (/ (* i 100) len))))
1840         (setq msgs (cdr msgs)))
1841       (when (eq wl-summary-buffer-view 'thread)
1842         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1843                                     (unless deleting-info 'no-msg))
1844         (wl-thread-cleanup-symbols msgs2))
1845       (wl-summary-count-unread)
1846       (wl-summary-update-modeline)
1847       (wl-folder-update-unread
1848        (wl-summary-buffer-folder-name)
1849        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1850
1851 (defun wl-summary-replace-status-marks (before after)
1852   "Replace the status marks on buffer."
1853   (interactive)
1854   (save-excursion
1855     (goto-char (point-min))
1856     (let ((inhibit-read-only t)
1857           (buffer-read-only nil))
1858       (while (not (eobp))
1859         (when (string= (wl-summary-persistent-mark) before)
1860           (delete-backward-char 1)
1861           (insert after)
1862           (if wl-summary-highlight
1863               (wl-highlight-summary-current-line)))
1864         (forward-line 1)))))
1865
1866 (defun wl-summary-get-delete-folder (folder)
1867   (if (string= folder wl-trash-folder)
1868       'null
1869     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1870                      'trash)))
1871       (cond ((stringp type)
1872              type)
1873             ((or (equal type 'remove) (equal type 'null))
1874              'null)
1875             (t;; (equal type 'trash)
1876              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1877                (unless (elmo-folder-exists-p trash-folder)
1878                  (if (y-or-n-p
1879                       (format "Trash Folder %s does not exist, create it? "
1880                               wl-trash-folder))
1881                      (elmo-folder-create trash-folder)
1882                    (error "Trash Folder is not created"))))
1883                wl-trash-folder)))))
1884
1885 (defun wl-summary-get-append-message-func ()
1886   (if (eq wl-summary-buffer-view 'thread)
1887       'wl-summary-insert-thread-entity
1888     'wl-summary-insert-sequential))
1889
1890 (defun wl-summary-sort ()
1891   (interactive)
1892   (wl-summary-rescan
1893    (completing-read
1894     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1895     (mapcar (lambda (spec)
1896               (list (symbol-name spec)))
1897             wl-summary-sort-specs)
1898     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1899
1900 (defun wl-summary-sync-marks ()
1901   "Update marks in summary."
1902   (interactive)
1903   (let ((last-progress 0)
1904         (i 0)
1905         unread-marks importants unreads
1906         importants-in-db unreads-in-db diff diffs
1907         mes progress)
1908     ;; synchronize marks.
1909     (when (not (eq (elmo-folder-type-internal
1910                     wl-summary-buffer-elmo-folder)
1911                    'internal))
1912       (message "Updating marks...")
1913       (setq unread-marks (list wl-summary-unread-cached-mark
1914                                wl-summary-unread-uncached-mark
1915                                wl-summary-new-mark)
1916             importants-in-db (elmo-folder-list-messages-mark-match
1917                               wl-summary-buffer-elmo-folder
1918                               (regexp-quote wl-summary-important-mark))
1919             unreads-in-db (elmo-folder-list-messages-mark-match
1920                            wl-summary-buffer-elmo-folder
1921                            (wl-regexp-opt unread-marks))
1922             importants (elmo-folder-list-importants
1923                         wl-summary-buffer-elmo-folder
1924                         wl-summary-important-mark)
1925             unreads (elmo-folder-list-unreads
1926                      wl-summary-buffer-elmo-folder
1927                      unread-marks))
1928       (setq diff (elmo-list-diff importants importants-in-db))
1929       (setq diffs (cadr diff)) ; important-deletes
1930       (setq mes (format "Updated (-%d" (length diffs)))
1931       (while diffs
1932         (wl-summary-mark-as-important (car diffs)
1933                                       wl-summary-important-mark
1934                                       'no-server)
1935         (setq diffs (cdr diffs)))
1936       (setq diffs (car diff)) ; important-appends
1937       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1938       (while diffs
1939         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1940         (setq diffs (cdr diffs)))
1941       (setq diff (elmo-list-diff unreads unreads-in-db))
1942       (setq diffs (cadr diff))
1943       (setq mes (concat mes (format "(-%d" (length diffs))))
1944       (while diffs
1945         (wl-summary-mark-as-read (car diffs) 'no-folder)
1946         (setq diffs (cdr diffs)))
1947       (setq diffs (car diff)) ; unread-appends
1948       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1949       (while diffs
1950         (wl-summary-mark-as-unread (car diffs) 'no-server 'no-modeline)
1951         (setq diffs (cdr diffs)))
1952       (if (interactive-p) (message mes)))))
1953
1954 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
1955   "Update the summary view to the newest folder status."
1956   (interactive)
1957   (let* ((folder wl-summary-buffer-elmo-folder)
1958          (case-fold-search nil)
1959          (elmo-mime-charset wl-summary-buffer-mime-charset)
1960          (inhibit-read-only t)
1961          (buffer-read-only nil)
1962          gc-message
1963          overview number-alist
1964          curp num i new-msgdb
1965          append-list delete-list crossed
1966          update-thread update-top-list
1967          expunged mes sync-result entity)
1968     (unwind-protect
1969         (progn
1970           (unless wl-summary-buffer-elmo-folder
1971             (error "(Internal error) Folder is not set:%s" (buffer-name
1972                                                             (current-buffer))))
1973           (fset 'wl-summary-append-message-func-internal
1974                 (wl-summary-get-append-message-func))
1975           ;; Flush pending append operations (disconnected operation).
1976           ;;(setq seen-list
1977           ;;(wl-summary-flush-pending-append-operations seen-list))
1978           (goto-char (point-max))
1979           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1980           (setq sync-result (elmo-folder-synchronize
1981                              folder
1982                              wl-summary-new-mark
1983                              wl-summary-unread-uncached-mark
1984                              wl-summary-unread-cached-mark
1985                              wl-summary-read-uncached-mark
1986                              wl-summary-important-mark
1987                              sync-all no-check))
1988           (setq new-msgdb (nth 0 sync-result))
1989           (setq delete-list (nth 1 sync-result))
1990           (setq crossed (nth 2 sync-result))
1991           (if sync-result
1992               (progn
1993                 ;; Setup sync-all
1994                 (if sync-all (wl-summary-sync-all-init))
1995 ;    (if (and has-nntp
1996 ;            (elmo-nntp-max-number-precedes-list-active-p))
1997         ;; XXX this does not work correctly in rare case.
1998 ;       (setq delete-list
1999 ;             (wl-summary-delete-canceled-msgs-from-list
2000 ;              delete-list
2001 ;              (wl-summary-buffer-msgdb))))
2002                 (when delete-list
2003                   (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
2004                   (message "Deleting...done"))
2005                 (when new-msgdb
2006                   (wl-summary-replace-status-marks
2007                    wl-summary-new-mark
2008                    wl-summary-unread-uncached-mark))
2009                 (setq append-list (elmo-msgdb-get-overview new-msgdb))
2010                 (setq curp append-list)
2011                 (setq num (length curp))
2012                 (when append-list
2013                   (setq i 0)
2014
2015                   ;; set these value for append-message-func
2016                   (setq overview (elmo-msgdb-get-overview
2017                                   (elmo-folder-msgdb folder)))
2018                   (setq number-alist (elmo-msgdb-get-number-alist
2019                                       (elmo-folder-msgdb folder)))
2020
2021                   (setq wl-summary-delayed-update nil)
2022                   (elmo-kill-buffer wl-summary-search-buf-name)
2023                   (while curp
2024                     (setq entity (car curp))
2025                     (when (setq update-thread
2026                                 (wl-summary-append-message-func-internal
2027                                  entity (elmo-folder-msgdb folder)
2028                                  (not sync-all)))
2029                       (wl-append update-top-list update-thread))
2030                     (if elmo-use-database
2031                         (elmo-database-msgid-put
2032                          (car entity) (elmo-folder-name-internal folder)
2033                          (elmo-msgdb-overview-entity-get-number entity)))
2034                     (setq curp (cdr curp))
2035                     (when (> num elmo-display-progress-threshold)
2036                       (setq i (+ i 1))
2037                       (if (or (zerop (% i 5)) (= i num))
2038                           (elmo-display-progress
2039                            'wl-summary-sync-update "Updating thread..."
2040                            (/ (* i 100) num)))))
2041                   (when wl-summary-delayed-update
2042                     (while wl-summary-delayed-update
2043                       (message "Parent (%d) of message %d is no entity"
2044                                (caar wl-summary-delayed-update)
2045                                (elmo-msgdb-overview-entity-get-number
2046                                 (cdar wl-summary-delayed-update)))
2047                       (when (setq update-thread
2048                                   (wl-summary-append-message-func-internal
2049                                    (cdar wl-summary-delayed-update)
2050                                    (elmo-folder-msgdb folder)
2051                                    (not sync-all) t))
2052                         (wl-append update-top-list update-thread))
2053                       (setq wl-summary-delayed-update
2054                             (cdr wl-summary-delayed-update))))
2055                   (when (and (eq wl-summary-buffer-view 'thread)
2056                              update-top-list)
2057                     (wl-thread-update-indent-string-thread
2058                      (elmo-uniq-list update-top-list)))
2059                   (message "Updating thread...done"))
2060                 (unless (eq wl-summary-buffer-view 'thread)
2061                   (wl-summary-make-number-list))
2062                 (wl-summary-set-message-modified)
2063                 (wl-summary-set-mark-modified)
2064                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2065                   (elmo-kill-buffer wl-summary-search-buf-name)
2066                   (message "Inserting thread...")
2067                   (wl-thread-insert-top)
2068                   (message "Inserting thread...done"))
2069                 (if elmo-use-database
2070                     (elmo-database-close))
2071                 (run-hooks 'wl-summary-sync-updated-hook)
2072                 (setq mes
2073                       (if (and (eq (length delete-list) 0)
2074                                (eq num 0))
2075                           (format
2076                            "No updates for \"%s\"" (elmo-folder-name-internal
2077                                                     folder))
2078                         (format "Updated (-%d/+%d) message(s)"
2079                                 (length delete-list) num))))
2080             (setq mes "Quit updating.")))
2081       ;; synchronize marks.
2082       (if (and wl-summary-auto-sync-marks sync-result)
2083           (wl-summary-sync-marks))
2084       ;; scoring
2085       (when wl-use-scoring
2086         (setq wl-summary-scored nil)
2087         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2088                                   (and sync-all
2089                                        (wl-summary-rescore-msgs number-alist))
2090                                   sync-all)
2091         (when (and wl-summary-scored
2092                    (setq expunged (wl-summary-score-update-all-lines)))
2093           (setq mes (concat mes
2094                             (format " (%d expunged)"
2095                                     (length expunged))))))
2096       (if (and crossed (> crossed 0))
2097           (setq mes
2098                 (if mes
2099                     (concat mes
2100                             (format " (%d crosspost)" crossed))
2101                   (format "%d crosspost message(s)" crossed)))
2102         (and mes (setq mes (concat mes "."))))
2103       ;; Update Folder mode
2104       (wl-folder-set-folder-updated
2105        (elmo-folder-name-internal folder)
2106        (list 0
2107              (let ((pair (wl-summary-count-unread)))
2108                (+ (car pair) (cdr pair)))
2109              (elmo-folder-messages folder)))
2110       (wl-summary-update-modeline)
2111       ;;
2112       (unless unset-cursor
2113         (goto-char (point-min))
2114         (if (not (wl-summary-cursor-down t))
2115             (progn
2116               (goto-char (point-max))
2117               (forward-line -1))
2118           (if (and wl-summary-highlight
2119                    (not (get-text-property (point) 'face)))
2120               (save-excursion
2121                 (forward-line (- 0
2122                                  (or
2123                                   wl-summary-partial-highlight-above-lines
2124                                   wl-summary-highlight-partial-threshold)))
2125                 (wl-highlight-summary (point) (point-max))))))
2126       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2127       (wl-delete-all-overlays)
2128       (set-buffer-modified-p nil)
2129       (if mes (message "%s" mes)))))
2130
2131 (defun wl-summary-set-score-mark (mark)
2132   (save-excursion
2133     (beginning-of-line)
2134     (let ((inhibit-read-only t)
2135           (buffer-read-only nil)
2136           msg-num
2137           cur-mark)
2138       (setq msg-num (wl-summary-message-number))
2139       (setq cur-mark (wl-summary-temp-mark))
2140       (when (member cur-mark (list " "
2141                                    wl-summary-score-below-mark
2142                                    wl-summary-score-over-mark))
2143         (delete-backward-char 1)
2144         (insert mark)
2145         (if wl-summary-highlight
2146             (wl-highlight-summary-current-line nil nil t))
2147         (set-buffer-modified-p nil)))))
2148
2149 (defun wl-summary-get-score-mark (msg-num)
2150   (let ((score (cdr (assq msg-num wl-summary-scored))))
2151     (if score
2152         (cond ((< score wl-summary-default-score)
2153                "-")
2154               ((> score wl-summary-default-score)
2155                "+")))))
2156
2157 (defun wl-summary-update-modeline ()
2158   (setq wl-summary-buffer-mode-line
2159         (funcall wl-summary-buffer-mode-line-formatter)))
2160
2161 (defun wl-summary-jump-to-msg (&optional number)
2162   (interactive)
2163   (let ((num (or number
2164                  (string-to-int
2165                   (read-from-minibuffer "Jump to Message(No.): ")))))
2166     (setq num (int-to-string num))
2167     (beginning-of-line)
2168     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
2169                  (progn (backward-char 1) t))
2170             (re-search-backward (concat "\r" num "[^0-9]") nil t))
2171         (progn (beginning-of-line) t)
2172       nil)))
2173
2174 (defun wl-summary-highlight-msgs (msgs)
2175   (save-excursion
2176     (let ((len (length msgs))
2177           i)
2178       (message "Hilighting...")
2179       (setq i 0)
2180       (while msgs
2181         (if (wl-summary-jump-to-msg (car msgs))
2182             (wl-highlight-summary-current-line))
2183         (setq msgs (cdr msgs))
2184         (when (> len elmo-display-progress-threshold)
2185           (setq i (+ i 1))
2186           (if (or (zerop (% i 5)) (= i len))
2187               (elmo-display-progress
2188                'wl-summary-highlight-msgs "Highlighting..."
2189                (/ (* i 100) len)))))
2190       (message "Highlighting...done"))))
2191
2192 (defun wl-summary-message-number ()
2193   (save-excursion
2194     (beginning-of-line)
2195     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2196             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2197         (string-to-int (wl-match-buffer 1))
2198       nil)))
2199
2200 (defun wl-summary-delete-all-msgs ()
2201   (interactive)
2202   (let ((cur-buf (current-buffer))
2203         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2204     (set-buffer cur-buf)
2205     (if (null dels)
2206         (message "No message to delete.")
2207       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2208                             (wl-summary-buffer-folder-name)
2209                             (length dels)))
2210           (progn
2211             (message "Deleting...")
2212             (elmo-folder-delete-messages
2213              wl-summary-buffer-elmo-folder dels)
2214             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2215                                     dels)
2216 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2217             (wl-summary-set-message-modified)
2218             (wl-summary-set-mark-modified)
2219             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2220                                           (list 0 0 0))
2221 ;;; for thread.
2222 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2223             (setq wl-summary-buffer-unread-count 0)
2224             (setq wl-summary-buffer-new-count    0)
2225             (wl-summary-update-modeline)
2226             (set-buffer cur-buf)
2227             (let ((inhibit-read-only t)
2228                   (buffer-read-only nil))
2229               (erase-buffer))
2230 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2231             (message "Deleting...done")
2232             t)
2233         nil))))
2234
2235 (defun wl-summary-toggle-thread (&optional arg)
2236   "Toggle thread status (T)hread and (S)equential.
2237 If ARG, without confirm."
2238   (interactive "P")
2239   (when (or arg
2240             (y-or-n-p (format "Toggle threading? (y=%s): "
2241                               (if (eq wl-summary-buffer-view 'thread)
2242                                   "\"off\"" "\"on\""))))
2243     (if (eq wl-summary-buffer-view 'thread)
2244         (setq wl-summary-buffer-view 'sequence)
2245       (setq wl-summary-buffer-view 'thread))
2246     (wl-summary-update-modeline)
2247     (force-mode-line-update)
2248     (wl-summary-rescan)))
2249
2250 (defun wl-summary-load-file-object (filename)
2251   "Load lisp object from dir."
2252   (save-excursion
2253     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2254           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2255           insert-file-contents-post-hook
2256           ret-val)
2257       (if (not (file-readable-p filename))
2258           ()
2259         (set-buffer tmp-buffer)
2260         (as-binary-input-file (insert-file-contents filename))
2261         (setq ret-val
2262               (condition-case nil
2263                   (read (current-buffer))
2264                 (error (error "Reading failed")))))
2265       (kill-buffer tmp-buffer)
2266       ret-val)))
2267
2268 (defun wl-summary-goto-folder (&optional arg)
2269   (interactive "P")
2270   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2271
2272 (defun wl-summary-goto-folder-sticky ()
2273   (interactive)
2274   (wl-summary-goto-folder-subr nil nil nil t t))
2275
2276 (defun wl-summary-goto-last-visited-folder ()
2277   (interactive)
2278   (let ((entity
2279          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2280                                           wl-folder-entity
2281                                           'folder)))
2282     (if entity (wl-folder-set-current-entity-id
2283                 (wl-folder-get-entity-id entity))))
2284   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2285
2286 (defun wl-summary-sticky-p (&optional folder)
2287   (if folder
2288       (get-buffer (wl-summary-sticky-buffer-name
2289                    (elmo-folder-name-internal folder)))
2290     (not (string= wl-summary-buffer-name (buffer-name)))))
2291
2292 (defun wl-summary-always-sticky-folder-p (folder)
2293   (or (eq t wl-summary-always-sticky-folder-list)
2294       (wl-string-match-member
2295        (elmo-folder-name-internal folder)
2296        wl-summary-always-sticky-folder-list)))
2297
2298 (defun wl-summary-stick (&optional force)
2299   "Make current summary buffer sticky."
2300   (interactive "P")
2301   (if (wl-summary-sticky-p)
2302       (message "Current summary buffer is already sticky.")
2303     (when (or force (y-or-n-p "Stick current summary buffer? "))
2304       (wl-summary-toggle-disp-msg 'off)
2305       (wl-summary-switch-to-clone-buffer
2306        (wl-summary-sticky-buffer-name
2307         (wl-summary-buffer-folder-name)))
2308 ;;; ???hang up
2309 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2310 ;;;                   (wl-summary-buffer-folder-name))))
2311       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2312
2313 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2314   (let ((cur-buf (current-buffer))
2315         (msg (wl-summary-message-number))
2316         (buf (get-buffer-create buffer-name))
2317         (folder wl-summary-buffer-elmo-folder)
2318         (copy-variables
2319          (append '(wl-summary-buffer-view
2320                    wl-summary-buffer-refile-list
2321                    wl-summary-buffer-delete-list
2322                    wl-summary-buffer-copy-list
2323                    wl-summary-buffer-target-mark-list
2324                    wl-summary-buffer-elmo-folder
2325                    wl-summary-buffer-number-column
2326                    wl-summary-buffer-temp-mark-column
2327                    wl-summary-buffer-persistent-mark-column
2328                    wl-summary-buffer-message-modified
2329                    wl-summary-buffer-mark-modified
2330                    wl-summary-buffer-thread-modified
2331                    wl-summary-buffer-number-list
2332                    wl-summary-buffer-msgdb
2333                    wl-summary-buffer-folder-name
2334                    wl-summary-buffer-line-formatter)
2335                  (and (eq wl-summary-buffer-view 'thread)
2336                       '(wl-thread-entity-hashtb
2337                         wl-thread-entities
2338                         wl-thread-entity-list))
2339                  (and wl-use-scoring
2340                       '(wl-summary-scored
2341                         wl-summary-default-score
2342                         wl-summary-important-above
2343                         wl-summary-target-above
2344                         wl-summary-mark-below
2345                         wl-summary-expunge-below))
2346                  (and (featurep 'wl-score)
2347                       '(wl-current-score-file
2348                         wl-score-alist)))))
2349     (set-buffer buf)
2350     (wl-summary-mode)
2351     (wl-summary-buffer-set-folder folder)
2352     (let ((buffer-read-only nil))
2353       (insert-buffer cur-buf))
2354     (set-buffer-modified-p nil)
2355     (while copy-variables
2356       (set (car copy-variables)
2357            (save-excursion
2358              (set-buffer cur-buf)
2359              (symbol-value (car copy-variables))))
2360       (setq copy-variables (cdr copy-variables)))
2361     (switch-to-buffer buf)
2362     (kill-buffer cur-buf)
2363     (wl-summary-count-unread)
2364     (wl-summary-update-modeline)
2365     (if msg
2366         (if (eq wl-summary-buffer-view 'thread)
2367             (wl-thread-jump-to-msg msg)
2368           (wl-summary-jump-to-msg msg))
2369       (goto-char (point-max))
2370       (beginning-of-line))))
2371
2372 (defun wl-summary-get-buffer (folder)
2373   (or (and folder
2374            (get-buffer (wl-summary-sticky-buffer-name folder)))
2375       (get-buffer wl-summary-buffer-name)))
2376
2377 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2378   (if force-sticky
2379       (get-buffer-create
2380        (wl-summary-sticky-buffer-name name))
2381     (or (get-buffer (wl-summary-sticky-buffer-name name))
2382         (get-buffer-create wl-summary-buffer-name))))
2383
2384 (defun wl-summary-make-number-list ()
2385   (setq wl-summary-buffer-number-list
2386         (mapcar
2387          (lambda (x) (elmo-msgdb-overview-entity-get-number x))
2388          (elmo-msgdb-get-overview (wl-summary-buffer-msgdb)))))
2389
2390 (defun wl-summary-auto-select-msg-p (unread-msg)
2391   (and unread-msg
2392        (not (string=
2393              (elmo-msgdb-get-mark
2394               (wl-summary-buffer-msgdb)
2395               unread-msg)
2396              wl-summary-important-mark))))
2397
2398 (defsubst wl-summary-open-folder (folder)
2399   ;; Select folder
2400   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2401     (unwind-protect
2402         (elmo-folder-open folder 'load-msgdb)
2403       ;; For compatibility
2404       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2405       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2406                                            folder)))))
2407
2408 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2409                                               sticky interactive scoring
2410                                               force-exit)
2411   "Display target folder on summary."
2412   (interactive)
2413   (let* ((keep-cursor (memq this-command
2414                             wl-summary-keep-cursor-command))
2415          (name (or name (wl-summary-read-folder wl-default-folder)))
2416          (cur-fld wl-summary-buffer-elmo-folder)
2417          folder buf mes hilit reuse-buf
2418          retval entity)
2419     (if (string= name "")
2420         (setq name wl-default-folder))
2421     (setq folder (wl-folder-get-elmo-folder name))
2422     (when (and (not (string=
2423                      (and cur-fld (elmo-folder-name-internal cur-fld))
2424                      (elmo-folder-name-internal folder))) ; folder is moved.
2425                (eq major-mode 'wl-summary-mode)) ; called in summary.
2426       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2427       (run-hooks 'wl-summary-exit-pre-hook)
2428       (if (or force-exit (not (wl-summary-sticky-p)))
2429           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2430       (wl-summary-save-view)
2431       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2432       (if (and (wl-summary-sticky-p) force-exit)
2433           (kill-buffer (current-buffer))))
2434     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2435                                             sticky))
2436     (setq reuse-buf
2437           (save-excursion
2438             (set-buffer buf)
2439             (string= (elmo-folder-name-internal folder)
2440                      (wl-summary-buffer-folder-name))))
2441     (unwind-protect
2442         (if reuse-buf
2443             (if interactive
2444                 (switch-to-buffer buf)
2445               (set-buffer buf))
2446           (if other-window
2447               (delete-other-windows))
2448           (set-buffer buf)
2449           (unless (eq major-mode 'wl-summary-mode)
2450             (wl-summary-mode))
2451           (wl-summary-buffer-set-folder folder)
2452           (setq wl-summary-buffer-disp-msg nil)
2453           (setq wl-summary-buffer-last-displayed-msg nil)
2454           (setq wl-summary-buffer-current-msg nil)
2455           (let ((case-fold-search nil)
2456                 (inhibit-read-only t)
2457                 (buffer-read-only nil))
2458             (erase-buffer)
2459             ;; Resume summary view
2460             (if wl-summary-cache-use
2461                 (let* ((dir (elmo-folder-msgdb-path folder))
2462                        (cache (expand-file-name wl-summary-cache-file dir))
2463                        (view (expand-file-name wl-summary-view-file dir)))
2464                   (when (file-exists-p cache)
2465                     (insert-file-contents-as-binary cache)
2466                     (elmo-set-buffer-multibyte
2467                      default-enable-multibyte-characters)
2468                     (decode-mime-charset-region
2469                      (point-min)(point-max)
2470                      wl-summary-buffer-mime-charset 'LF))
2471                   (if (file-exists-p view)
2472                       (setq wl-summary-buffer-view
2473                             (wl-summary-load-file-object view))
2474                     (setq wl-summary-buffer-view
2475                           (or (wl-get-assoc-list-value
2476                                wl-summary-default-view-alist
2477                                (elmo-folder-name-internal folder))
2478                               wl-summary-default-view)))
2479                   (wl-thread-resume-entity folder)
2480                   (wl-summary-open-folder folder))
2481               (setq wl-summary-buffer-view
2482                     (wl-summary-load-file-object
2483                      (expand-file-name wl-summary-view-file
2484                                        (elmo-folder-msgdb-path folder))))
2485               (wl-summary-open-folder folder)
2486               (wl-summary-rescan))
2487             (wl-summary-count-unread)
2488             (wl-summary-update-modeline)))
2489       (unless (eq wl-summary-buffer-view 'thread)
2490         (wl-summary-make-number-list))
2491       (when (and wl-summary-cache-use
2492                  (or (and wl-summary-check-line-format
2493                           (wl-summary-line-format-changed-p))
2494                      (wl-summary-view-old-p)))
2495         (wl-summary-rescan))
2496       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2497       (unless (and reuse-buf keep-cursor)
2498         ;(setq hilit wl-summary-highlight)
2499         (unwind-protect
2500             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2501                   (wl-use-scoring
2502                    (if (or scoring interactive) wl-use-scoring)))
2503               (if (and (not scan-type)
2504                        interactive
2505                        (not wl-ask-range))
2506                   (setq scan-type (wl-summary-get-sync-range folder)))
2507               (cond
2508                ((eq scan-type nil)
2509                 (wl-summary-sync 'unset-cursor))
2510                ((eq scan-type 'all)
2511                 (wl-summary-sync 'unset-cursor "all"))
2512                ((eq scan-type 'no-sync))
2513                ((or (eq scan-type 'force-update)
2514                     (eq scan-type 'update))
2515                 (setq mes (wl-summary-sync-force-update
2516                            'unset-cursor 'no-check)))))
2517           (if interactive
2518               (switch-to-buffer buf)
2519             (set-buffer buf))
2520           ;; stick always-sticky-folder
2521           (when (wl-summary-always-sticky-folder-p folder)
2522             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2523           (run-hooks 'wl-summary-prepared-pre-hook)
2524           (set-buffer-modified-p nil)
2525           (goto-char (point-min))
2526           (if (wl-summary-cursor-down t)
2527               (let ((unreadp (wl-summary-next-message
2528                               (wl-summary-message-number)
2529                               'down t)))
2530                 (cond ((and wl-auto-select-first
2531                             (wl-summary-auto-select-msg-p unreadp))
2532                        ;; wl-auto-select-first is non-nil and
2533                        ;; unreadp is non-nil but not important
2534                        (setq retval 'disp-msg))
2535                       ((and wl-auto-prefetch-first
2536                             (wl-summary-auto-select-msg-p unreadp))
2537                        ;; wl-auto-select-first is non-nil and
2538                        ;; unreadp is non-nil but not important
2539                        (setq retval 'prefetch-msg))
2540                       ((not (wl-summary-auto-select-msg-p unreadp))
2541                        ;; unreadp is nil or important
2542                        (setq retval 'more-next))))
2543             (goto-char (point-max))
2544             (if (elmo-folder-plugged-p folder)
2545                 (forward-line -1)
2546               (wl-summary-prev))
2547             (setq retval 'more-next))
2548           ;(setq wl-summary-highlight hilit)
2549           (if (and wl-summary-highlight
2550                    (not wl-summary-lazy-highlight)
2551                    (not reuse-buf))
2552               (if (and wl-summary-highlight-partial-threshold
2553                        (> (count-lines (point-min) (point-max))
2554                           wl-summary-highlight-partial-threshold))
2555                   (save-excursion
2556                     (forward-line (-
2557                                    0
2558                                    (or
2559                                     wl-summary-partial-highlight-above-lines
2560                                     wl-summary-highlight-partial-threshold)))
2561                     (wl-highlight-summary (point) (point-max)))
2562                 (wl-highlight-summary (point-min) (point-max))))
2563           (if (eq retval 'disp-msg)
2564               (wl-summary-redisplay))
2565           (if (eq retval 'prefetch-msg)
2566               (wl-message-buffer-prefetch
2567                folder
2568                (wl-summary-message-number)
2569                wl-message-buffer-prefetch-depth
2570                (current-buffer)
2571                wl-summary-buffer-mime-charset))
2572           (if mes (message "%s" mes))
2573           (if (and interactive wl-summary-recenter)
2574               (recenter (/ (- (window-height) 2) 2))))))
2575     ;; set current entity-id
2576     (if (and (not folder)
2577              (setq entity
2578                    (wl-folder-search-entity-by-name (elmo-folder-name-internal
2579                                                      folder)
2580                                                     wl-folder-entity
2581                                                     'folder)))
2582         ;; entity-id is unknown.
2583         (wl-folder-set-current-entity-id
2584          (wl-folder-get-entity-id entity)))
2585     (when (and wl-summary-lazy-highlight
2586                wl-on-xemacs)
2587       (sit-for 0))
2588     (unwind-protect
2589         (run-hooks 'wl-summary-prepared-hook)
2590       (set-buffer-modified-p nil))
2591     retval))
2592
2593 (defun wl-summary-goto-previous-message-beginning ()
2594   (end-of-line)
2595   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2596   (beginning-of-line))
2597
2598 (defun wl-summary-goto-top-of-current-thread ()
2599   (wl-summary-jump-to-msg
2600    (wl-thread-entity-get-number
2601     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2602                                       (wl-summary-message-number))))))
2603
2604 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2605   (interactive)
2606   (let ((depth (or depth
2607                    (wl-thread-get-depth-of-current-line))))
2608     (forward-line 1)
2609     (while (and (not (eobp))
2610                 (>= (wl-thread-get-depth-of-current-line)
2611                     depth))
2612       (forward-line 1))
2613     (beginning-of-line)))
2614
2615 (defun wl-summary-insert-line (line)
2616   "Insert LINE in the Summary."
2617   (if wl-use-highlight-mouse-line
2618       ;; remove 'mouse-face of current line.
2619       (put-text-property
2620        (save-excursion (beginning-of-line)(point))
2621        (save-excursion (end-of-line)(point))
2622        'mouse-face nil))
2623   (insert line "\n")
2624   (if wl-use-highlight-mouse-line
2625       ;; remove 'mouse-face of current line.
2626       (put-text-property
2627        (save-excursion (beginning-of-line)(point))
2628        (save-excursion (end-of-line)(point))
2629        'mouse-face nil))
2630   (ignore-errors
2631     (run-hooks 'wl-summary-line-inserted-hook)))
2632
2633 (defun wl-summary-insert-sequential (entity msgdb &rest args)
2634   (let ((inhibit-read-only t)
2635         buffer-read-only)
2636     (goto-char (point-max))
2637     (wl-summary-insert-line
2638      (wl-summary-create-line entity nil nil
2639                              (elmo-msgdb-get-mark
2640                               msgdb
2641                               (elmo-msgdb-overview-entity-get-number
2642                                entity))))))
2643
2644 (defun wl-summary-default-subject-filter (subject)
2645   (let ((case-fold-search t))
2646     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2647     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2648     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2649
2650 (defun wl-summary-subject-equal (subject1 subject2)
2651   (string= (funcall wl-summary-subject-filter-function subject1)
2652            (funcall wl-summary-subject-filter-function subject2)))
2653
2654 (defmacro wl-summary-put-alike (alike)
2655   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2656                         (, alike)
2657                         wl-summary-alike-hashtb)))
2658
2659 (defmacro wl-summary-get-alike ()
2660   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2661                         wl-summary-alike-hashtb)))
2662
2663 (defun wl-summary-insert-headers (overview func mime-decode)
2664   (message "Creating subject cache...")
2665   (let (ov this last alike)
2666     (buffer-disable-undo (current-buffer))
2667     (make-local-variable 'wl-summary-alike-hashtb)
2668     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2669     (when mime-decode
2670       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2671     (while (setq ov (pop overview))
2672       (setq this (funcall func ov))
2673       (and this (setq this (std11-unfold-string this)))
2674       (if (equal last this)
2675           (wl-append alike (list ov))
2676         (when last
2677           (wl-summary-put-alike alike)
2678           (insert last ?\n))
2679         (setq alike (list ov)
2680               last this)))
2681     (when last
2682       (wl-summary-put-alike alike)
2683       (insert last ?\n))
2684     (when mime-decode
2685       (decode-mime-charset-region (point-min) (point-max)
2686                                   elmo-mime-charset)
2687       (when (eq mime-decode 'mime)
2688         (eword-decode-region (point-min) (point-max))))
2689     (message "Creating subject cache...done")
2690     (run-hooks 'wl-summary-insert-headers-hook)))
2691
2692 (defun wl-summary-search-by-subject (entity overview)
2693   (let ((summary-buf (current-buffer))
2694         (buf (get-buffer-create wl-summary-search-buf-name))
2695         (folder-name (wl-summary-buffer-folder-name))
2696         match founds found-entity)
2697     (with-current-buffer buf
2698       (let ((case-fold-search t))
2699         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2700                   (zerop (buffer-size)))
2701           (setq wl-summary-search-buf-folder-name folder-name)
2702           (wl-summary-insert-headers
2703            overview
2704            (function
2705             (lambda (x)
2706               (funcall wl-summary-subject-filter-function
2707                (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2708            t))
2709         (setq match (funcall wl-summary-subject-filter-function
2710                              (elmo-msgdb-overview-entity-get-subject entity)))
2711         (if (string= match "")
2712             (setq match "\n"))
2713         (goto-char (point-min))
2714         (while (and (not founds)
2715                     (not (= (point) (point-max)))
2716                     (search-forward match nil t))
2717           ;; check exactly match
2718           (when (and (eolp)
2719                      (= (point-at-bol)
2720                         (match-beginning 0)))
2721             (setq found-entity (wl-summary-get-alike))
2722             (if (and found-entity
2723                      ;; Is founded entity myself or children?
2724                      (not (string=
2725                            (elmo-msgdb-overview-entity-get-id entity)
2726                            (elmo-msgdb-overview-entity-get-id
2727                             (car found-entity))))
2728                      (with-current-buffer summary-buf
2729                        (not (wl-thread-descendant-p
2730                              (elmo-msgdb-overview-entity-get-number entity)
2731                              (elmo-msgdb-overview-entity-get-number
2732                               (car found-entity))))))
2733                 ;; return matching entity
2734                 (setq founds found-entity))))
2735         (if founds
2736             (car founds))))))
2737
2738 (defun wl-summary-insert-thread-entity (entity msgdb update
2739                                                &optional force-insert)
2740   (let* ((overview (elmo-msgdb-get-overview msgdb))
2741          this-id
2742          parent-entity
2743          parent-number
2744          (case-fold-search t)
2745          cur number overview2 cur-entity linked retval delayed-entity
2746          update-list entity-stack)
2747     (while entity
2748       (setq this-id (elmo-msgdb-overview-entity-get-id entity)
2749             parent-entity
2750             (elmo-msgdb-get-parent-entity entity msgdb)
2751             parent-number (elmo-msgdb-overview-entity-get-number
2752                            parent-entity))
2753       (setq number (elmo-msgdb-overview-entity-get-number entity))
2754       ;; If thread loop detected, set parent as nil.
2755       (setq cur entity)
2756       (while cur
2757         (if (eq number (elmo-msgdb-overview-entity-get-number
2758                         (setq cur
2759                               (elmo-msgdb-get-parent-entity cur msgdb))))
2760             (setq parent-number nil
2761                   cur nil)))
2762       (if (and parent-number
2763                (not (wl-thread-get-entity parent-number))
2764                (not force-insert))
2765           ;; parent exists in overview, but not in wl-thread-entities
2766           (progn
2767             (wl-append wl-summary-delayed-update
2768                        (list (cons parent-number entity)))
2769             (setq entity nil)) ;; exit loop
2770         ;; Search parent by subject.
2771         (when (and (null parent-number)
2772                    wl-summary-search-parent-by-subject-regexp
2773                    (string-match
2774                     wl-summary-search-parent-by-subject-regexp
2775                     (elmo-msgdb-overview-entity-get-subject entity)))
2776           (let ((found (wl-summary-search-by-subject entity overview)))
2777             (when (and found
2778                        (not (member found wl-summary-delayed-update)))
2779               (setq parent-entity found)
2780               (setq parent-number
2781                     (elmo-msgdb-overview-entity-get-number parent-entity))
2782               (setq linked t))))
2783         ;; If subject is change, divide thread.
2784         (if (and parent-number
2785                  wl-summary-divide-thread-when-subject-changed
2786                  (not (wl-summary-subject-equal
2787                        (or (elmo-msgdb-overview-entity-get-subject
2788                             entity) "")
2789                        (or (elmo-msgdb-overview-entity-get-subject
2790                             parent-entity) ""))))
2791             (setq parent-number nil))
2792         (setq retval
2793               (wl-thread-insert-message entity
2794                                         number parent-number update linked))
2795         (and retval
2796              (wl-append update-list (list retval)))
2797         (setq entity nil) ; exit loop
2798         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2799           (setq wl-summary-delayed-update
2800                 (delq delayed-entity wl-summary-delayed-update))
2801           ;; update delayed message
2802           (wl-append entity-stack (list (cdr delayed-entity)))))
2803       (if (and (not entity)
2804                entity-stack)
2805           (setq entity (pop entity-stack))))
2806     update-list))
2807
2808 (defun wl-summary-update-thread (entity
2809                                  thr-entity
2810                                  parent-entity)
2811   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2812          (overview-entity entity)
2813          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2814          (number (elmo-msgdb-overview-entity-get-number entity))
2815          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity)))
2816     (cond
2817      ((or (not parent-id)
2818           (string= this-id parent-id))
2819       (goto-char (point-max))
2820       (beginning-of-line))
2821      ;; parent already exists in buffer.
2822      ((wl-summary-jump-to-msg parent-number)
2823       (wl-thread-goto-bottom-of-sub-thread)))
2824     (let ((inhibit-read-only t)
2825           (buffer-read-only nil))
2826       (wl-summary-insert-line
2827        (wl-summary-create-line
2828         entity
2829         parent-entity
2830         nil
2831         (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) number)
2832         (wl-thread-maybe-get-children-num number)
2833         (wl-thread-make-indent-string thr-entity)
2834         (wl-thread-entity-get-linked thr-entity))))))
2835
2836 (defun wl-summary-mark-as-unread (&optional number
2837                                             no-server-update
2838                                             no-modeline-update)
2839   (interactive)
2840   (save-excursion
2841     (let* (eol
2842           (inhibit-read-only t)
2843           (buffer-read-only nil)
2844           (folder wl-summary-buffer-elmo-folder)
2845           (msgdb (wl-summary-buffer-msgdb))
2846 ;;;       (number-alist (elmo-msgdb-get-number-alist msgdb))
2847           new-mark visible mark cur-mark)
2848       (if number
2849           (progn
2850             (setq visible (wl-summary-jump-to-msg number))
2851             (unless (setq mark (elmo-msgdb-get-mark msgdb number))
2852               (setq mark " ")))
2853         ;; interactive
2854         (setq visible t))
2855       (when visible
2856         (if (null (wl-summary-message-number))
2857             (message "No message.")
2858           (end-of-line)
2859           (setq eol (point))
2860           (wl-summary-goto-previous-message-beginning)))
2861       (if (or (and (not visible)
2862                    ;; already exists in msgdb.
2863                    (elmo-msgdb-overview-get-entity number msgdb))
2864               (progn
2865                 ;; visible.
2866                 (setq cur-mark (wl-summary-persistent-mark))
2867                 (or (string= cur-mark " ")
2868                     (string= cur-mark wl-summary-read-uncached-mark))))
2869           (progn
2870             (setq number (or number (wl-summary-message-number)))
2871             (setq mark (or mark cur-mark))
2872             (save-match-data
2873               (setq new-mark (if (string= mark
2874                                           wl-summary-read-uncached-mark)
2875                                  wl-summary-unread-uncached-mark
2876                                (if (elmo-message-use-cache-p folder number)
2877                                    wl-summary-unread-mark
2878                                  wl-summary-unread-uncached-mark))))
2879             ;; server side mark
2880             (unless no-server-update
2881               (save-match-data
2882                 (unless (elmo-folder-unmark-read folder (list number))
2883                   (error "Setting mark failed"))))
2884             (when visible
2885               (delete-backward-char 1)
2886               (insert new-mark))
2887             (elmo-msgdb-set-mark msgdb number new-mark)
2888             (unless no-modeline-update
2889               (setq wl-summary-buffer-unread-count
2890                     (+ 1 wl-summary-buffer-unread-count))
2891               (wl-summary-update-modeline)
2892               (wl-folder-update-unread
2893                (wl-summary-buffer-folder-name)
2894                (+ wl-summary-buffer-unread-count
2895                   wl-summary-buffer-new-count)))
2896             (wl-summary-set-mark-modified)
2897             (if (and visible wl-summary-highlight)
2898                 (wl-highlight-summary-current-line))))))
2899   (set-buffer-modified-p nil))
2900
2901 (defun wl-summary-delete (&optional number)
2902   "Mark a delete mark 'D'.
2903 If optional argument NUMBER is specified, mark message specified by NUMBER."
2904   (interactive)
2905   (let* ((buffer-num (wl-summary-message-number))
2906          (msg-num (or number buffer-num))
2907          mark)
2908     (catch 'done
2909       (when (null msg-num)
2910         (if (interactive-p)
2911             (message "No message."))
2912         (throw 'done nil))
2913       (when (setq mark (wl-summary-get-mark msg-num))
2914         (when (wl-summary-reserve-temp-mark-p mark)
2915           (if (interactive-p)
2916               (error "Already marked as `%s'" mark))
2917           (throw 'done nil))
2918         (wl-summary-unmark msg-num))
2919       (if (or (interactive-p)
2920               (eq number buffer-num))
2921           (wl-summary-mark-line "D"))
2922       (setq wl-summary-buffer-delete-list
2923             (cons msg-num wl-summary-buffer-delete-list))
2924       (if (interactive-p)
2925           (if (eq wl-summary-move-direction-downward nil)
2926               (wl-summary-prev)
2927             (wl-summary-next)))
2928       msg-num)))
2929
2930 (defun wl-summary-remove-destination ()
2931   (save-excursion
2932     (let ((inhibit-read-only t)
2933           (buffer-read-only nil)
2934           (buf (current-buffer))
2935           sol eol rs re)
2936       (beginning-of-line)
2937       (setq sol (point))
2938       (search-forward "\r")
2939       (forward-char -1)
2940       (setq eol (point))
2941       (setq rs (next-single-property-change sol 'wl-summary-destination
2942                                             buf eol))
2943       (setq re (next-single-property-change rs 'wl-summary-destination
2944                                             buf eol))
2945       (put-text-property rs re 'wl-summary-destination nil)
2946       (put-text-property rs re 'invisible nil)
2947       (goto-char re)
2948       (delete-char (- eol re)))))
2949
2950 (defun wl-summary-check-mark (msg mark)
2951   (let ((check-func (cond ((string= mark "o")
2952                            'wl-summary-msg-marked-as-refiled)
2953                           ((string= mark "O")
2954                            'wl-summary-msg-marked-as-copied)
2955                           ((string= mark "D")
2956                            'wl-summary-msg-marked-as-deleted)
2957                           ((string= mark "*")
2958                            'wl-summary-msg-marked-as-target))))
2959     (if check-func
2960         (funcall check-func msg))))
2961
2962 (defun wl-summary-mark-collect (mark &optional begin end)
2963   (save-excursion
2964     (save-restriction
2965       (let (msglist)
2966         (narrow-to-region (or begin (point-min))
2967                           (or end (point-max)))
2968         (goto-char (point-min))
2969         ;; for thread...
2970         (if (eq wl-summary-buffer-view 'thread)
2971             (progn
2972               (while (not (eobp))
2973                 (let* ((number (wl-summary-message-number))
2974                        (entity (wl-thread-get-entity number))
2975                        result)
2976                   ;; opened...only myself is checked.
2977                   (if (wl-summary-check-mark number mark)
2978                       (wl-append msglist (list number)))
2979                   (unless (wl-thread-entity-get-opened entity)
2980                     ;; closed...children is also checked.
2981                     (if (setq result (wl-thread-get-children-msgs-with-mark
2982                                       number
2983                                       mark))
2984                         (wl-append msglist result)))
2985                   (forward-line 1)))
2986               (elmo-uniq-list msglist))
2987           (while (not (eobp))
2988             (when (string= (wl-summary-temp-mark) mark)
2989               (setq msglist (cons (wl-summary-message-number) msglist)))
2990             (forward-line 1)))))))
2991
2992 (defun wl-summary-exec ()
2993   (interactive)
2994   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
2995                         (reverse wl-summary-buffer-delete-list)
2996                         (mapcar 'car wl-summary-buffer-copy-list)))
2997
2998 (defun wl-summary-exec-region (beg end)
2999   (interactive "r")
3000   (message "Collecting marks ...")
3001   (save-excursion
3002     (goto-char beg)
3003     (beginning-of-line)
3004     (setq beg (point))
3005     (goto-char (1- end))
3006     (forward-line)
3007     (setq end (point))
3008     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
3009                           (wl-summary-mark-collect "D" beg end)
3010                           (wl-summary-mark-collect "O" beg end))))
3011
3012 (defun wl-summary-exec-subr (moves dels copies)
3013   (if (not (or moves dels copies))
3014       (message "No marks")
3015     (save-excursion
3016       (let ((del-fld (wl-summary-get-delete-folder
3017                       (wl-summary-buffer-folder-name)))
3018             (start (point))
3019             (unread-marks (list wl-summary-unread-cached-mark
3020                                 wl-summary-unread-uncached-mark
3021                                 wl-summary-new-mark))
3022             (refiles (append moves dels))
3023             (refile-failures 0)
3024             (copy-failures 0)
3025             (copy-len (length copies))
3026             refile-len
3027             dst-msgs                    ; loop counter
3028             result)
3029         (message "Executing ...")
3030         (while dels
3031           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3032             (wl-append wl-summary-buffer-refile-list
3033                        (list (cons (car dels) del-fld)))
3034             (setq wl-summary-buffer-delete-list
3035                   (delete (car dels) wl-summary-buffer-delete-list)))
3036           (setq dels (cdr dels)))
3037         ;; begin refile...
3038         (setq refile-len (length refiles))
3039         (setq dst-msgs
3040               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3041         (goto-char start)               ; avoid moving cursor to
3042                                         ; the bottom line.
3043         (when (> refile-len elmo-display-progress-threshold)
3044           (elmo-progress-set 'elmo-folder-move-messages
3045                              refile-len "Moving messages..."))
3046         (while dst-msgs
3047           (setq result nil)
3048           (condition-case nil
3049               (setq result (elmo-folder-move-messages
3050                             wl-summary-buffer-elmo-folder
3051                             (cdr (car dst-msgs))
3052                             (if (eq 'null (car (car dst-msgs)))
3053                                 'null
3054                               (wl-folder-get-elmo-folder
3055                                (car (car dst-msgs))))
3056                             (wl-summary-buffer-msgdb)
3057                             (not (null (cdr dst-msgs)))
3058                             nil ; no-delete
3059                             nil ; same-number
3060                             unread-marks
3061                             t))
3062             (error nil))
3063           (if result                    ; succeeded.
3064               (progn
3065                 ;; update buffer.
3066                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3067                 ;; update refile-alist.
3068                 (setq wl-summary-buffer-refile-list
3069                       (wl-delete-associations (cdr (car dst-msgs))
3070                                               wl-summary-buffer-refile-list)))
3071             (setq refile-failures
3072                   (+ refile-failures (length (cdr (car dst-msgs))))))
3073           (setq dst-msgs (cdr dst-msgs)))
3074         (elmo-progress-clear 'elmo-folder-move-messages)
3075         ;; end refile
3076         ;; begin cOpy...
3077         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3078         (when (> copy-len elmo-display-progress-threshold)
3079           (elmo-progress-set 'elmo-folder-move-messages
3080                              copy-len "Copying messages..."))
3081         (while dst-msgs
3082           (setq result nil)
3083           (condition-case nil
3084               (setq result (elmo-folder-move-messages
3085                             wl-summary-buffer-elmo-folder
3086                             (cdr (car dst-msgs))
3087                             (wl-folder-get-elmo-folder
3088                              (car (car dst-msgs)))
3089                             (wl-summary-buffer-msgdb)
3090                             (not (null (cdr dst-msgs)))
3091                             t ; t is no-delete (copy)
3092                             nil ; same number
3093                             unread-marks
3094                             t))
3095             (error nil))
3096           (if result                    ; succeeded.
3097               (progn
3098                 ;; update buffer.
3099                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3100                 ;; update copy-alist
3101                 (setq wl-summary-buffer-copy-list
3102                       (wl-delete-associations (cdr (car dst-msgs))
3103                                               wl-summary-buffer-copy-list)))
3104             (setq copy-failures
3105                   (+ copy-failures (length (cdr (car dst-msgs))))))
3106           (setq dst-msgs (cdr dst-msgs)))
3107         ;; Hide progress bar.
3108         (elmo-progress-clear 'elmo-folder-move-messages)
3109         ;; end cOpy
3110         (wl-summary-folder-info-update)
3111         (wl-summary-set-message-modified)
3112         (wl-summary-set-mark-modified)
3113         (run-hooks 'wl-summary-exec-hook)
3114         (unless (and wl-message-buffer
3115                      (eq (wl-summary-message-number)
3116                          (with-current-buffer wl-message-buffer
3117                            wl-message-buffer-cur-number)))
3118           (wl-summary-toggle-disp-msg 'off))
3119         (set-buffer-modified-p nil)
3120         (message (concat "Executing ... done"
3121                          (if (> refile-failures 0)
3122                              (format " (%d refiling failed)" refile-failures)
3123                            "")
3124                          (if (> copy-failures 0)
3125                              (format " (%d copying failed)" copy-failures)
3126                            "")
3127                          "."))))))
3128
3129 (defun wl-summary-read-folder (default &optional purpose ignore-error
3130                                 no-create init)
3131   (let ((fld (completing-read
3132               (format "Folder name %s(%s): " (or purpose "")
3133                       default)
3134               (or wl-folder-completion-function
3135                   (if (memq 'read-folder wl-use-folder-petname)
3136                       (wl-folder-get-entity-with-petname)
3137                     wl-folder-entity-hashtb))
3138               nil nil (or init wl-default-spec)
3139               'wl-read-folder-hist)))
3140     (if (or (string= fld wl-default-spec)
3141             (string= fld ""))
3142         (setq fld default))
3143     (setq fld (elmo-string (wl-folder-get-realname fld)))
3144     (if (string-match "\n" fld)
3145         (error "Not supported folder name: %s" fld))
3146     (unless no-create
3147       (if ignore-error
3148           (condition-case nil
3149               (wl-folder-confirm-existence
3150                (wl-folder-get-elmo-folder
3151                 fld))
3152             (error))
3153         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3154                                       fld))))
3155     fld))
3156
3157 (defun wl-summary-print-destination (msg-num folder)
3158   "Print refile destination on line."
3159   (wl-summary-remove-destination)
3160   (let ((inhibit-read-only t)
3161         (folder (copy-sequence folder))
3162         (buffer-read-only nil)
3163         len rs re c)
3164     (setq len (string-width folder))
3165     (if (< len 1) ()
3166       ;;(end-of-line)
3167       (beginning-of-line)
3168       (search-forward "\r")
3169       (forward-char -1)
3170       (setq re (point))
3171       (setq c 0)
3172       (while (< c len)
3173         (forward-char -1)
3174         (setq c (+ c (char-width (following-char)))))
3175       (and (> c len) (setq folder (concat " " folder)))
3176       (setq rs (point))
3177       (when wl-summary-width
3178           (put-text-property rs re 'invisible t))
3179       (put-text-property rs re 'wl-summary-destination t)
3180       (goto-char re)
3181       (wl-highlight-refile-destination-string folder)
3182       (insert folder)
3183       (set-buffer-modified-p nil))))
3184
3185 (defsubst wl-summary-get-mark (number)
3186   "Return a temporal mark of message specified by NUMBER."
3187   (or (and (memq number wl-summary-buffer-delete-list) "D")
3188       (and (assq number wl-summary-buffer-copy-list) "O")
3189       (and (assq number wl-summary-buffer-refile-list) "o")
3190       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3191
3192 (defsubst wl-summary-reserve-temp-mark-p (mark)
3193   "Return t if temporal MARK should be reserved."
3194   (member mark wl-summary-reserve-mark-list))
3195
3196 (defun wl-summary-refile (&optional dst number)
3197   "Put refile mark on current line message.
3198 If optional argument DST is specified, put mark without asking
3199 destination folder.
3200 If optional argument NUMBER is specified, mark message specified by NUMBER.
3201
3202 If folder is read-only, message should be copied.
3203 See `wl-refile-policy-alist' for more details."
3204   (interactive)
3205   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3206                                          (wl-summary-buffer-folder-name))))
3207     (cond ((eq policy 'copy)
3208            (if (interactive-p)
3209                (call-interactively 'wl-summary-copy)
3210              (wl-summary-copy dst number)))
3211           (t
3212            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3213
3214 (defun wl-summary-copy (&optional dst number)
3215   "Put copy mark on current line message.
3216 If optional argument DST is specified, put mark without asking
3217 destination folder.
3218 If optional argument NUMBER is specified, mark message specified by NUMBER."
3219   (interactive)
3220   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3221
3222 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3223   (let* ((buffer-num (wl-summary-message-number))
3224          (msg-num (or number buffer-num))
3225          (msgid (and msg-num
3226                      (elmo-message-field wl-summary-buffer-elmo-folder
3227                                          msg-num 'message-id)))
3228          (entity (and msg-num
3229                       (elmo-msgdb-overview-get-entity
3230                        msg-num (wl-summary-buffer-msgdb))))
3231          (variable
3232           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3233          folder mark already tmp-folder)
3234     (catch 'done
3235       (when (null entity)
3236         ;; msgdb is empty?
3237         (if interactive
3238             (message "Cannot refile."))
3239         (throw 'done nil))
3240       (when (null msg-num)
3241         (if interactive
3242             (message "No message."))
3243         (throw 'done nil))
3244       (when (setq mark (wl-summary-get-mark msg-num))
3245         (when (wl-summary-reserve-temp-mark-p mark)
3246           (if interactive
3247               (error "Already marked as `%s'" mark))
3248           (throw 'done nil)))
3249       (setq folder (and msg-num
3250                         (or dst (wl-summary-read-folder
3251                                  (or (wl-refile-guess entity) wl-trash-folder)
3252                                  (format "for %s" copy-or-refile)))))
3253       ;; Cache folder hack by okada@opaopa.org
3254       (if (and (eq (elmo-folder-type-internal
3255                     (wl-folder-get-elmo-folder
3256                      (wl-folder-get-realname folder))) 'cache)
3257                (not (string= folder
3258                              (setq tmp-folder
3259                                    (concat "'cache/"
3260                                            (elmo-cache-get-path-subr
3261                                             (elmo-msgid-to-cache msgid)))))))
3262           (progn
3263             (setq folder tmp-folder)
3264             (message "Force refile to %s." folder)))
3265       (if (string= folder (wl-summary-buffer-folder-name))
3266           (error "Same folder"))
3267       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3268               (string= folder wl-queue-folder)
3269               (string= folder wl-draft-folder))
3270           (error "Don't %s messages to %s" copy-or-refile folder))
3271       ;; learn for refile.
3272       (if (eq copy-or-refile 'refile)
3273           (wl-refile-learn entity folder))
3274       (wl-summary-unmark msg-num)
3275       (set variable (append
3276                      (symbol-value variable)
3277                      (list (cons msg-num folder))))
3278       (when (or interactive
3279                 (eq number buffer-num))
3280         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3281                                   "o" "O"))
3282         ;; print refile destination
3283         (wl-summary-print-destination msg-num folder))
3284       (if interactive
3285           (if (eq wl-summary-move-direction-downward nil)
3286               (wl-summary-prev)
3287             (wl-summary-next)))
3288       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3289       (setq wl-summary-buffer-prev-refile-destination folder)
3290       msg-num)))
3291
3292 (defun wl-summary-refile-prev-destination ()
3293   "Refile message to previously refiled destination."
3294   (interactive)
3295   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3296                      (wl-summary-message-number))
3297   (if (eq wl-summary-move-direction-downward nil)
3298       (wl-summary-prev)
3299     (wl-summary-next)))
3300
3301 (defun wl-summary-copy-prev-destination ()
3302   "Refile message to previously refiled destination."
3303   (interactive)
3304   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3305                    (wl-summary-message-number))
3306   (if (eq wl-summary-move-direction-downward nil)
3307       (wl-summary-prev)
3308     (wl-summary-next)))
3309
3310 (defsubst wl-summary-no-auto-refile-message-p (msg)
3311   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3312           wl-summary-auto-refile-skip-marks))
3313
3314 (defun wl-summary-auto-refile (&optional open-all)
3315   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3316   (interactive "P")
3317   (message "Marking...")
3318   (save-excursion
3319     (if (and (eq wl-summary-buffer-view 'thread)
3320              open-all)
3321         (wl-thread-open-all))
3322     (let* ((spec (wl-summary-buffer-folder-name))
3323            checked-dsts
3324            (count 0)
3325            number dst thr-entity)
3326       (goto-line 1)
3327       (while (not (eobp))
3328         (setq number (wl-summary-message-number))
3329         (dolist (number (cons number
3330                               (and (eq wl-summary-buffer-view 'thread)
3331                                    ;; process invisible children.
3332                                    (not (wl-thread-entity-get-opened
3333                                          (setq thr-entity
3334                                                (wl-thread-get-entity number))))
3335                                    (wl-thread-entity-get-descendant
3336                                     thr-entity))))
3337           (when (and (not (wl-summary-no-auto-refile-message-p
3338                            number))
3339                      (setq dst
3340                            (wl-folder-get-realname
3341                             (wl-refile-guess-by-rule
3342                              (elmo-msgdb-overview-get-entity
3343                               number (wl-summary-buffer-msgdb)))))
3344                      (not (equal dst spec))
3345                      (let ((pair (assoc dst checked-dsts))
3346                            ret)
3347                        (if pair
3348                            (cdr pair)
3349                          (setq ret
3350                                (condition-case nil
3351                                    (progn
3352                                      (wl-folder-confirm-existence
3353                                       (wl-folder-get-elmo-folder dst))
3354                                      t)
3355                                  (error)))
3356                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3357                          ret)))
3358             (if (wl-summary-refile dst number)
3359                 (incf count))
3360             (message "Marking...%d message(s)." count)))
3361         (forward-line))
3362       (if (eq count 0)
3363           (message "No message was marked.")
3364         (message "Marked %d message(s)." count)))))
3365
3366 (defun wl-summary-unmark (&optional number)
3367   "Unmark marks (temporary, refile, copy, delete)of current line.
3368 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3369   (interactive)
3370   (save-excursion
3371     (beginning-of-line)
3372     (let ((inhibit-read-only t)
3373           (buffer-read-only nil)
3374           visible
3375           msg-num
3376           cur-mark
3377           score-mark)
3378       (if number
3379           (setq visible (wl-summary-jump-to-msg number))
3380         (setq visible t))
3381       ;; Delete mark on buffer.
3382       (when visible
3383         (setq cur-mark (wl-summary-temp-mark))
3384         (if (string= cur-mark " ")
3385             ()
3386           (delete-backward-char 1)
3387           (or number
3388               (setq number (wl-summary-message-number)))
3389           (if (setq score-mark (wl-summary-get-score-mark number))
3390               (insert score-mark)
3391             (insert " ")))
3392         (if (or (string= cur-mark "o")
3393                 (string= cur-mark "O"))
3394             (wl-summary-remove-destination))
3395         (if wl-summary-highlight
3396             (wl-highlight-summary-current-line nil nil score-mark))
3397         (set-buffer-modified-p nil))
3398       ;; Remove from temporal mark structure.
3399       (and number
3400            (wl-summary-delete-mark number)))))
3401
3402 (defun wl-summary-msg-marked-as-target (msg)
3403   (if (memq msg wl-summary-buffer-target-mark-list)
3404       t))
3405
3406 (defun wl-summary-msg-marked-as-copied (msg)
3407   (assq msg wl-summary-buffer-copy-list))
3408
3409 (defun wl-summary-msg-marked-as-deleted (msg)
3410   (if (memq msg wl-summary-buffer-delete-list)
3411       t))
3412
3413 (defun wl-summary-msg-marked-as-refiled (msg)
3414   (assq msg wl-summary-buffer-refile-list))
3415
3416 (defun wl-summary-target-mark (&optional number)
3417   "Put target mark '*' on current message.
3418 If optional argument NUMBER is specified, mark message specified by NUMBER."
3419   (interactive)
3420   (let* ((buffer-num (wl-summary-message-number))
3421          (msg-num (or number buffer-num))
3422          mark)
3423     (catch 'done
3424       (when (null msg-num)
3425         (if (interactive-p)
3426             (message "No message."))
3427         (throw 'done nil))
3428       (when (setq mark (wl-summary-get-mark msg-num))
3429         (when (wl-summary-reserve-temp-mark-p mark)
3430           (if (interactive-p)
3431               (error "Already marked as `%s'" mark))
3432           (throw 'done nil))
3433         (wl-summary-unmark msg-num))
3434       (if (or (interactive-p)
3435               (eq number buffer-num))
3436           (wl-summary-mark-line "*"))
3437       (setq wl-summary-buffer-target-mark-list
3438             (cons msg-num wl-summary-buffer-target-mark-list))
3439       (if (interactive-p)
3440           (if (eq wl-summary-move-direction-downward nil)
3441               (wl-summary-prev)
3442             (wl-summary-next)))
3443       msg-num)))
3444
3445
3446 (defun wl-summary-refile-region (beg end)
3447   "Put refile mark on messages in the region specified by BEG and END."
3448   (interactive "r")
3449   (wl-summary-refile-region-subr "refile" beg end))
3450
3451 (defun wl-summary-copy-region (beg end)
3452   "Put copy mark on messages in the region specified by BEG and END."
3453   (interactive "r")
3454   (wl-summary-refile-region-subr "copy" beg end))
3455
3456 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3457   (save-excursion
3458     (save-restriction
3459       (goto-char beg)
3460       ;; guess by first msg
3461       (let* ((msgid (cdr (assq (wl-summary-message-number)
3462                                (elmo-msgdb-get-number-alist
3463                                 (wl-summary-buffer-msgdb)))))
3464              (function (intern (format "wl-summary-%s" copy-or-refile)))
3465              (entity (assoc msgid (elmo-msgdb-get-overview
3466                                    (wl-summary-buffer-msgdb))))
3467              folder)
3468         (if entity
3469             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3470                                                  (format "for %s"
3471                                                          copy-or-refile))))
3472         (narrow-to-region beg end)
3473         (if (eq wl-summary-buffer-view 'thread)
3474             (progn
3475               (while (not (eobp))
3476                 (let* ((number (wl-summary-message-number))
3477                        (entity (wl-thread-get-entity number))
3478                        children)
3479                   (if (wl-thread-entity-get-opened entity)
3480                       ;; opened...refile line.
3481                       (funcall function folder number)
3482                     ;; closed
3483                     (setq children (wl-thread-get-children-msgs number))
3484                     (while children
3485                       (funcall function folder (pop children))))
3486                   (forward-line 1))))
3487           (while (not (eobp))
3488             (funcall function folder (wl-summary-message-number))
3489             (forward-line 1)))))))
3490
3491 (defun wl-summary-unmark-region (beg end)
3492   (interactive "r")
3493   (save-excursion
3494     (save-restriction
3495       (narrow-to-region beg end)
3496       (goto-char (point-min))
3497       (if (eq wl-summary-buffer-view 'thread)
3498           (progn
3499             (while (not (eobp))
3500               (let* ((number (wl-summary-message-number))
3501                      (entity (wl-thread-get-entity number)))
3502                 (if (wl-thread-entity-get-opened entity)
3503                     ;; opened...unmark line.
3504                     (wl-summary-unmark)
3505                   ;; closed
3506                   (wl-summary-delete-marks-on-buffer
3507                    (wl-thread-get-children-msgs number))))
3508               (forward-line 1)))
3509         (while (not (eobp))
3510           (wl-summary-unmark)
3511           (forward-line 1))))))
3512
3513 (defun wl-summary-mark-region-subr (function beg end)
3514   (save-excursion
3515     (save-restriction
3516       (narrow-to-region beg end)
3517       (goto-char (point-min))
3518       (if (eq wl-summary-buffer-view 'thread)
3519           (progn
3520             (while (not (eobp))
3521               (let* ((number (wl-summary-message-number))
3522                      (entity (wl-thread-get-entity number))
3523                      (wl-summary-move-direction-downward t)
3524                      children)
3525                 (if (wl-thread-entity-get-opened entity)
3526                     ;; opened...delete line.
3527                     (funcall function number)
3528                   ;; closed
3529                   (setq children (wl-thread-get-children-msgs number))
3530                   (while children
3531                     (funcall function (pop children))))
3532                 (forward-line 1))))
3533         (while (not (eobp))
3534           (funcall function (wl-summary-message-number))
3535           (forward-line 1))))))
3536
3537 (defun wl-summary-delete-region (beg end)
3538   (interactive "r")
3539   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3540
3541 (defun wl-summary-target-mark-region (beg end)
3542   (interactive "r")
3543   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3544
3545 (defun wl-summary-target-mark-all ()
3546   (interactive)
3547   (wl-summary-target-mark-region (point-min) (point-max))
3548   (setq wl-summary-buffer-target-mark-list
3549         (mapcar 'car
3550                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3551
3552 (defun wl-summary-delete-all-mark (mark)
3553   (goto-char (point-min))
3554   (while (not (eobp))
3555     (when (string= (wl-summary-temp-mark) mark)
3556       (wl-summary-unmark))
3557     (forward-line 1))
3558   (cond ((string= mark "*")
3559          (setq wl-summary-buffer-target-mark-list nil))
3560         ((string= mark "D")
3561          (setq wl-summary-buffer-delete-list nil))
3562         ((string= mark "O")
3563          (setq wl-summary-buffer-copy-list nil))
3564         ((string= mark "o")
3565          (setq wl-summary-buffer-refile-list nil))))
3566
3567 (defun wl-summary-unmark-all ()
3568   "Unmark all according to what you input."
3569   (interactive)
3570   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3571         cur-mark)
3572     (save-excursion
3573       (while unmarks
3574         (setq cur-mark (char-to-string (car unmarks)))
3575         (wl-summary-delete-all-mark cur-mark)
3576         (setq unmarks (cdr unmarks))))))
3577
3578 (defun wl-summary-target-mark-thread ()
3579   (interactive)
3580   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3581
3582 (defun wl-summary-target-mark-msgs (msgs)
3583   "Return the number of marked messages."
3584   (let ((i 0) num)
3585     (while msgs
3586       (if (eq wl-summary-buffer-view 'thread)
3587           (wl-thread-jump-to-msg (car msgs))
3588         (wl-summary-jump-to-msg (car msgs)))
3589       (setq num (wl-summary-message-number))
3590       (when (eq num (car msgs))
3591         (wl-summary-target-mark num)
3592         (setq i (1+ i)))
3593       (setq msgs (cdr msgs)))
3594     i))
3595
3596 (defun wl-summary-pick (&optional from-list delete-marks)
3597   (interactive)
3598   (save-excursion
3599     (let* ((condition (car (elmo-parse-search-condition
3600                             (elmo-read-search-condition
3601                              wl-summary-pick-field-default))))
3602            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3603                                        condition
3604                                        from-list))
3605            num)
3606       (if delete-marks
3607           (let ((mlist wl-summary-buffer-target-mark-list))
3608             (while mlist
3609               (when (wl-summary-jump-to-msg (car mlist))
3610                 (wl-summary-unmark))
3611               (setq mlist (cdr mlist)))
3612             (setq wl-summary-buffer-target-mark-list nil)))
3613       (if (and result
3614                (setq num (wl-summary-target-mark-msgs result))
3615                (> num 0))
3616           (if (= num (length result))
3617               (message "%d message(s) are picked." num)
3618             (message "%d(%d) message(s) are picked." num
3619                      (- (length result) num)))
3620         (message "No message was picked.")))))
3621
3622 (defun wl-summary-unvirtual ()
3623   "Exit from current virtual folder."
3624   (interactive)
3625   (if (eq 'filter
3626           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3627       (wl-summary-goto-folder-subr
3628        (elmo-folder-name-internal
3629         (elmo-filter-folder-target-internal
3630          wl-summary-buffer-elmo-folder))
3631        'update nil nil t)
3632     (error "This folder is not filtered")))
3633
3634 (defun wl-summary-virtual (&optional arg)
3635   "Goto virtual folder.
3636 If ARG, exit virtual folder."
3637   (interactive "P")
3638   (if arg
3639       (wl-summary-unvirtual)
3640     (wl-summary-goto-folder-subr (concat "/"
3641                                          (elmo-read-search-condition
3642                                           wl-summary-pick-field-default)
3643                                          "/"
3644                                          (wl-summary-buffer-folder-name))
3645                                  'update nil nil t)))
3646
3647 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3648   "Erase all temp marks from buffer."
3649   (interactive)
3650   (when (or wl-summary-buffer-target-mark-list
3651             wl-summary-buffer-delete-list
3652             wl-summary-buffer-refile-list
3653             wl-summary-buffer-copy-list)
3654     (save-excursion
3655       (goto-char (point-min))
3656       (unless no-msg
3657         (message "Unmarking..."))
3658       (while (not (eobp))
3659         (wl-summary-unmark)
3660         (forward-line 1))
3661       (unless no-msg
3662         (message "Unmarking...done"))
3663       (setq wl-summary-buffer-target-mark-list nil)
3664       (setq wl-summary-buffer-delete-list nil)
3665       (setq wl-summary-buffer-refile-list nil)
3666       (setq wl-summary-buffer-copy-list nil))))
3667
3668 (defun wl-summary-delete-mark (number)
3669   "Delete temporary mark of the message specified by NUMBER."
3670   (cond
3671    ((memq number wl-summary-buffer-target-mark-list)
3672     (setq wl-summary-buffer-target-mark-list
3673           (delq number wl-summary-buffer-target-mark-list)))
3674    ((memq number wl-summary-buffer-delete-list)
3675     (setq wl-summary-buffer-delete-list
3676           (delq number wl-summary-buffer-delete-list)))
3677    (t
3678     (let (pair)
3679       (cond
3680        ((setq pair (assq number wl-summary-buffer-copy-list))
3681         (setq wl-summary-buffer-copy-list
3682               (delq pair wl-summary-buffer-copy-list)))
3683        ((setq pair (assq number wl-summary-buffer-refile-list))
3684         (setq wl-summary-buffer-refile-list
3685               (delq pair wl-summary-buffer-refile-list))))))))
3686
3687 (defsubst wl-summary-temp-mark ()
3688   "Move to the temp-mark column and return mark string."
3689   (move-to-column wl-summary-buffer-temp-mark-column)
3690   (buffer-substring (- (point) 1) (point)))
3691
3692 (defsubst wl-summary-persistent-mark ()
3693   "Move to the persistent-mark column and return mark string."
3694   (move-to-column wl-summary-buffer-persistent-mark-column)
3695   (buffer-substring (- (point) 1) (point)))
3696
3697 (defun wl-summary-mark-line (mark)
3698   "Put MARK on current line.  Return message number."
3699   (save-excursion
3700     (beginning-of-line)
3701     (let ((inhibit-read-only t)
3702           (buffer-read-only nil))
3703       (wl-summary-temp-mark) ; mark
3704       (delete-backward-char 1)
3705       (insert mark)
3706       (if wl-summary-highlight
3707           (wl-highlight-summary-current-line nil nil t))
3708       (set-buffer-modified-p nil))))
3709
3710 (defun wl-summary-target-mark-delete ()
3711   (interactive)
3712   (save-excursion
3713     (goto-char (point-min))
3714     (let (number mlist)
3715       (while (not (eobp))
3716         (when (string= (wl-summary-temp-mark) "*")
3717           (let (wl-summary-buffer-disp-msg)
3718             (when (setq number (wl-summary-message-number))
3719               (wl-summary-delete number)
3720               (setq wl-summary-buffer-target-mark-list
3721                     (delq number wl-summary-buffer-target-mark-list)))))
3722         (forward-line 1))
3723       (setq mlist wl-summary-buffer-target-mark-list)
3724       (while mlist
3725         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3726         (setq wl-summary-buffer-target-mark-list
3727               (delq (car mlist) wl-summary-buffer-target-mark-list))
3728         (setq mlist (cdr mlist))))))
3729
3730 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3731   (interactive "P")
3732   (save-excursion
3733     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3734            (inhibit-read-only t)
3735            (buffer-read-only nil)
3736            (count 0)
3737            (length (length mlist))
3738            (pos (point))
3739            skipped
3740            new-mark)
3741       (while mlist
3742         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3743         (if new-mark
3744             (progn
3745               (message "Prefetching... %d/%d message(s)"
3746                        (setq count (+ 1 count)) length)
3747               (when (wl-summary-jump-to-msg (car mlist))
3748                 (wl-summary-unmark)
3749                 (when new-mark
3750                   (wl-summary-persistent-mark) ; move
3751                   (delete-backward-char 1)
3752                   (insert new-mark)
3753                   (if wl-summary-highlight
3754                       (wl-highlight-summary-current-line))
3755                   (save-excursion
3756                     (goto-char pos)
3757                     (sit-for 0)))))
3758           (setq skipped (cons (car mlist) skipped)))
3759         (setq mlist (cdr mlist)))
3760       (setq wl-summary-buffer-target-mark-list skipped)
3761       (message "Prefetching... %d/%d message(s)." count length)
3762       (set-buffer-modified-p nil))))
3763
3764 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3765   (let ((variable
3766          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3767         (function
3768          (intern (format "wl-summary-%s" copy-or-refile)))
3769         (numlist wl-summary-buffer-number-list)
3770         regexp number msgid entity folder mlist)
3771     (save-excursion
3772       ;; guess by first mark
3773       (while numlist
3774         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3775             (setq number (car numlist)
3776                   numlist nil))
3777         (setq numlist (cdr numlist)))
3778       (when number
3779         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3780                                         number 'message-id)
3781               entity (elmo-msgdb-overview-get-entity
3782                       number (wl-summary-buffer-msgdb)))
3783         (if (null entity)
3784             (error "Cannot %s" copy-or-refile))
3785         (setq folder (wl-summary-read-folder
3786                       (wl-refile-guess entity)
3787                       (format "for %s" copy-or-refile)))
3788         (goto-char (point-min))
3789         (while (not (eobp))
3790           (when (string= (wl-summary-temp-mark) "*")
3791             (let (wl-summary-buffer-disp-msg)
3792               (when (setq number (wl-summary-message-number))
3793                 (funcall function folder number)
3794                 (setq wl-summary-buffer-target-mark-list
3795                       (delq number wl-summary-buffer-target-mark-list)))))
3796           (forward-line 1))
3797         ;; process invisible messages.
3798         (setq mlist wl-summary-buffer-target-mark-list)
3799         (while mlist
3800           (set variable
3801                (append (symbol-value variable)
3802                        (list (cons (car mlist) folder))))
3803           (setq wl-summary-buffer-target-mark-list
3804                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3805           (setq mlist (cdr mlist)))))))
3806
3807 (defun wl-summary-next-buffer ()
3808   "Switch to next summary buffer."
3809   (interactive)
3810   (let ((buffers (sort (wl-collect-summary)
3811                        (lambda (buffer1 buffer2)
3812                          (string-lessp (buffer-name buffer1)
3813                                        (buffer-name buffer2))))))
3814     (switch-to-buffer
3815      (or (cadr (memq (current-buffer) buffers))
3816          (car buffers)))))
3817
3818 (defun wl-summary-previous-buffer ()
3819   "Switch to previous summary buffer."
3820   (interactive)
3821   (let ((buffers (sort (wl-collect-summary)
3822                        (lambda (buffer1 buffer2)
3823                          (not (string-lessp (buffer-name buffer1)
3824                                             (buffer-name buffer2)))))))
3825     (switch-to-buffer
3826      (or (cadr (memq (current-buffer) buffers))
3827          (car buffers)))))
3828
3829 (defun wl-summary-target-mark-copy ()
3830   (interactive)
3831   (wl-summary-target-mark-refile-subr "copy"))
3832
3833 (defun wl-summary-target-mark-refile ()
3834   (interactive)
3835   (wl-summary-target-mark-refile-subr "refile"))
3836
3837 (defun wl-summary-target-mark-mark-as-read ()
3838   (interactive)
3839   (save-excursion
3840     (goto-char (point-min))
3841     (let ((inhibit-read-only t)
3842           (buffer-read-only nil)
3843           wl-summary-buffer-disp-msg
3844           number mlist)
3845       (while (not (eobp))
3846         (when (string= (wl-summary-temp-mark) "*")
3847           ;; delete target-mark from buffer.
3848           (delete-backward-char 1)
3849           (insert " ")
3850           (setq number (wl-summary-message-number))
3851           (wl-summary-mark-as-read number)
3852           (if wl-summary-highlight
3853               (wl-highlight-summary-current-line))
3854           (if number
3855               (setq wl-summary-buffer-target-mark-list
3856                     (delq number wl-summary-buffer-target-mark-list))))
3857         (forward-line 1))
3858       (setq mlist wl-summary-buffer-target-mark-list)
3859       (while mlist
3860         (wl-summary-mark-as-read (car mlist))
3861         (setq wl-summary-buffer-target-mark-list
3862               (delq (car mlist) wl-summary-buffer-target-mark-list))
3863         (setq mlist (cdr mlist)))
3864       (wl-summary-count-unread)
3865       (wl-summary-update-modeline))))
3866
3867 (defun wl-summary-target-mark-mark-as-unread ()
3868   (interactive)
3869   (save-excursion
3870     (goto-char (point-min))
3871     (let ((inhibit-read-only t)
3872           (buffer-read-only nil)
3873           wl-summary-buffer-disp-msg
3874           number mlist)
3875       (while (not (eobp))
3876         (when (string= (wl-summary-temp-mark) "*")
3877           (delete-backward-char 1)
3878           (insert " ")
3879           (setq number (wl-summary-mark-as-unread))
3880           (if wl-summary-highlight
3881               (wl-highlight-summary-current-line))
3882           (if number
3883               (setq wl-summary-buffer-target-mark-list
3884                     (delq number wl-summary-buffer-target-mark-list))))
3885         (forward-line 1))
3886       (setq mlist wl-summary-buffer-target-mark-list)
3887       (while mlist
3888         (wl-summary-mark-as-unread (car mlist))
3889 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
3890         (setq wl-summary-buffer-target-mark-list
3891               (delq (car mlist) wl-summary-buffer-target-mark-list))
3892         (setq mlist (cdr mlist)))
3893       (wl-summary-count-unread)
3894       (wl-summary-update-modeline))))
3895
3896 (defun wl-summary-target-mark-mark-as-important ()
3897   (interactive)
3898   (save-excursion
3899     (goto-char (point-min))
3900     (let ((inhibit-read-only t)
3901           (buffer-read-only nil)
3902           wl-summary-buffer-disp-msg
3903           number mlist)
3904       (while (not (eobp))
3905         (when (string= (wl-summary-temp-mark) "*")
3906           ;; delete target-mark from buffer.
3907           (delete-backward-char 1)
3908           (insert " ")
3909           (setq number (wl-summary-mark-as-important))
3910           (if wl-summary-highlight
3911               (wl-highlight-summary-current-line))
3912           (if number
3913               (setq wl-summary-buffer-target-mark-list
3914                     (delq number wl-summary-buffer-target-mark-list))))
3915         (forward-line 1))
3916       (setq mlist wl-summary-buffer-target-mark-list)
3917       (while mlist
3918         (wl-summary-mark-as-important (car mlist))
3919         (wl-thread-msg-mark-as-important (car mlist))
3920         (setq wl-summary-buffer-target-mark-list
3921               (delq (car mlist) wl-summary-buffer-target-mark-list))
3922         (setq mlist (cdr mlist)))
3923       (wl-summary-count-unread)
3924       (wl-summary-update-modeline))))
3925
3926 (defun wl-summary-target-mark-save ()
3927   (interactive)
3928   (let ((wl-save-dir
3929          (wl-read-directory-name "Save to directory: "
3930                                  wl-temporary-file-directory))
3931         number)
3932     (if (null (file-exists-p wl-save-dir))
3933         (make-directory wl-save-dir))
3934     (while (setq number (car wl-summary-buffer-target-mark-list))
3935       (wl-thread-jump-to-msg number)
3936       (wl-summary-save t wl-save-dir)
3937       (wl-summary-unmark number))))
3938
3939 (defun wl-summary-target-mark-pick ()
3940   (interactive)
3941   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3942
3943 (defun wl-summary-mark-as-read (&optional number no-folder-mark)
3944   (interactive)
3945   (save-excursion
3946     (let ((buffer-read-only nil)
3947           (folder wl-summary-buffer-elmo-folder)
3948           (msgdb (wl-summary-buffer-msgdb))
3949           (case-fold-search nil)
3950           cur-mark mark stat visible uncached new-mark marked)
3951       (setq number (or number (wl-summary-message-number))
3952             visible (if number
3953                         (wl-summary-jump-to-msg number)
3954                       ;; interactive
3955                       t)
3956             mark (elmo-msgdb-get-mark msgdb number))
3957       (cond
3958        ((string= mark wl-summary-new-mark) ; N
3959         (setq stat 'new))
3960        ((string= mark wl-summary-unread-uncached-mark) ; U
3961         (setq stat 'unread))
3962        ((string= mark wl-summary-unread-cached-mark)  ; !
3963         (setq stat 'unread))
3964        ((string= mark wl-summary-read-uncached-mark)  ; u
3965         (setq stat 'read))
3966        (t
3967         ;; no need to mark server.
3968         (setq no-folder-mark t)))
3969       (setq new-mark
3970             (if (and (if (elmo-message-use-cache-p folder number)
3971                          (not (elmo-folder-local-p folder)))
3972                      (not (elmo-file-cache-exists-p
3973                            (elmo-message-field wl-summary-buffer-elmo-folder
3974                                                number 'message-id))))
3975                 wl-summary-read-uncached-mark
3976               nil))
3977       ;; folder mark.
3978       (unless no-folder-mark
3979         (setq marked (elmo-folder-mark-as-read folder (list number))))
3980       (when (or no-folder-mark marked)
3981         (cond ((eq stat 'unread)
3982                (setq wl-summary-buffer-unread-count
3983                      (1- wl-summary-buffer-unread-count)))
3984               ((eq stat 'new)
3985                (setq wl-summary-buffer-new-count
3986                      (1- wl-summary-buffer-new-count))))
3987         (wl-summary-update-modeline)
3988         (wl-folder-update-unread
3989          (wl-summary-buffer-folder-name)
3990          (+ wl-summary-buffer-unread-count
3991             wl-summary-buffer-new-count))
3992         (when stat
3993           ;; set mark on buffer
3994           (when visible
3995             (unless (string= (wl-summary-persistent-mark) new-mark)
3996               (delete-backward-char 1)
3997               (insert (or new-mark " "))))
3998           ;; set msgdb mark.
3999           (unless (string= mark new-mark)
4000             (elmo-msgdb-set-mark msgdb number new-mark))
4001           (wl-summary-set-mark-modified))
4002         (if (and visible wl-summary-highlight)
4003             (wl-highlight-summary-current-line nil nil t)))
4004       (set-buffer-modified-p nil)
4005       (if stat
4006           (run-hooks 'wl-summary-unread-message-hook))
4007       number ;return value
4008       )))
4009
4010 (defun wl-summary-mark-as-important (&optional number
4011                                                mark
4012                                                no-server-update)
4013   (interactive)
4014   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4015           'internal)
4016       (error "Cannot process mark in this folder"))
4017   (save-excursion
4018     (let* (eol
4019           (inhibit-read-only t)
4020           (buffer-read-only nil)
4021           (folder wl-summary-buffer-elmo-folder)
4022           (msgdb (wl-summary-buffer-msgdb))
4023           (number-alist (elmo-msgdb-get-number-alist msgdb))
4024           message-id visible cur-mark)
4025       (if number
4026           (progn
4027             (setq visible (wl-summary-jump-to-msg number))
4028             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
4029         (setq visible t))
4030       (when visible
4031         (if (null (setq number (wl-summary-message-number)))
4032             (progn
4033               (message "No message.")
4034               (setq visible nil))
4035           (end-of-line)
4036           (setq eol (point))
4037           (wl-summary-goto-previous-message-beginning)))
4038       (if (or (and (not visible)
4039                    ;; already exists in msgdb.
4040                    (elmo-msgdb-overview-get-entity number msgdb))
4041               (setq cur-mark (wl-summary-persistent-mark)))
4042           (progn
4043             (setq number (or number (wl-summary-message-number)))
4044             (setq mark (or mark cur-mark))
4045             (setq message-id (elmo-message-field
4046                               wl-summary-buffer-elmo-folder
4047                               number
4048                               'message-id))
4049             (if (string= mark wl-summary-important-mark)
4050                 (progn
4051                   ;; server side mark
4052                   (save-match-data
4053                     (unless no-server-update
4054                       (elmo-folder-unmark-important folder (list number))
4055                       (elmo-msgdb-global-mark-delete message-id))
4056                     ;; Remove cache if local folder.
4057                     (if (and (elmo-folder-local-p folder)
4058                              (not (eq 'mark
4059                                       (elmo-folder-type-internal folder))))
4060                         (elmo-file-cache-delete
4061                          (elmo-file-cache-get-path message-id))))
4062                   (when visible
4063                     (delete-backward-char 1)
4064                     (insert " "))
4065                   (elmo-msgdb-set-mark msgdb number nil))
4066               ;; server side mark
4067               (save-match-data
4068                 (unless no-server-update
4069                   (elmo-folder-mark-as-important folder (list number))))
4070               (when visible
4071                 (delete-backward-char 1)
4072                 (insert wl-summary-important-mark))
4073               (elmo-msgdb-set-mark msgdb number
4074                                    wl-summary-important-mark)
4075               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4076                   (elmo-folder-mark-as-read folder (list number))
4077                 ;; Force cache message.
4078                 (elmo-message-encache folder number 'read))
4079               (unless no-server-update
4080                 (elmo-msgdb-global-mark-set message-id
4081                                             wl-summary-important-mark)))
4082             (wl-summary-set-mark-modified)))
4083       (if (and visible wl-summary-highlight)
4084           (wl-highlight-summary-current-line nil nil t))))
4085   (set-buffer-modified-p nil)
4086   number)
4087
4088 ;;; Summary line.
4089 (defvar wl-summary-line-formatter nil)
4090
4091 (defun wl-summary-view-old-p ()
4092   "Return non-nil when summary view cache has old format."
4093   (save-excursion
4094     (goto-char (point-min))
4095     (and wl-summary-buffer-number-list
4096          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
4097
4098 (defun wl-summary-line-format-changed-p ()
4099   "Return non-nil when summary line format is changed."
4100   (not (string=
4101         wl-summary-buffer-line-format
4102         (or (elmo-object-load (expand-file-name
4103                                wl-summary-line-format-file
4104                                (elmo-folder-msgdb-path
4105                                 wl-summary-buffer-elmo-folder))
4106                               wl-summary-buffer-mime-charset)
4107             wl-summary-buffer-line-format))))
4108
4109 (defun wl-summary-line-format-save ()
4110   "Save current summary line format."
4111   (elmo-object-save
4112    (expand-file-name wl-summary-line-format-file
4113                      (elmo-folder-msgdb-path
4114                       wl-summary-buffer-elmo-folder))
4115    wl-summary-buffer-line-format
4116    wl-summary-buffer-mime-charset))
4117
4118 (defun wl-summary-line-number ()
4119   (wl-set-string-width
4120    (- wl-summary-buffer-number-column)
4121    (number-to-string
4122     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4123
4124 (defun wl-summary-line-year ()
4125   (aref wl-datevec 0))
4126 (defun wl-summary-line-month ()
4127   (format "%02d" (aref wl-datevec 1)))
4128 (defun wl-summary-line-day ()
4129   (format "%02d" (aref wl-datevec 2)))
4130 (defun wl-summary-line-day-of-week ()
4131   (condition-case nil
4132       (elmo-date-get-week (aref wl-datevec 0)
4133                           (aref wl-datevec 1)
4134                           (aref wl-datevec 2))
4135     (error "??")))
4136 (defun wl-summary-line-hour ()
4137   (format "%02d" (aref wl-datevec 3)))
4138 (defun wl-summary-line-minute ()
4139   (format "%02d" (aref wl-datevec 4)))
4140
4141 (defun wl-summary-line-size ()
4142   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4143     (if size
4144         (cond
4145          ((<= 1 (/ size 1048576))
4146           (format "%.0fM" (/ size 1048576.0)))
4147          ((<= 1 (/ size 1024))
4148           (format "%.0fK" (/ size 1024.0)))
4149          (t (format "%dB" size)))
4150       "")))
4151
4152 (defun wl-summary-line-subject ()
4153   (let (no-parent subject parent-raw-subject parent-subject)
4154     (if (string= wl-thr-indent-string "")
4155         (setq no-parent t)) ; no parent
4156     (setq subject
4157           (elmo-delete-char ?\n
4158                             (or (elmo-msgdb-overview-entity-get-subject
4159                                  wl-message-entity)
4160                                 wl-summary-no-subject-message)))
4161     (setq parent-raw-subject
4162           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4163     (setq parent-subject
4164           (if parent-raw-subject
4165               (elmo-delete-char ?\n parent-raw-subject)))
4166     (if (or no-parent
4167             (null parent-subject)
4168             (not (wl-summary-subject-equal
4169                   subject parent-subject)))
4170         (funcall wl-summary-subject-function subject)
4171       "")))
4172
4173 (defun wl-summary-line-from ()
4174   (elmo-delete-char ?\n
4175                     (funcall wl-summary-from-function
4176                              (elmo-msgdb-overview-entity-get-from
4177                               wl-message-entity))))
4178
4179 (defun wl-summary-line-list-info ()
4180   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4181     (if (car list-info)
4182         (format (if (cdr list-info) "(%s %05d)" "(%s)")
4183                 (car list-info) (cdr list-info))
4184       "")))
4185
4186 (defun wl-summary-line-list-count ()
4187   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4188     (if ml-count
4189         (format "%.0f" ml-count)
4190       "")))
4191
4192 (defun wl-summary-line-attached ()
4193   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4194                        wl-message-entity "content-type"))
4195         (case-fold-search t))
4196     (if (and content-type
4197              (string-match "multipart/mixed" content-type))
4198         "@"
4199       "")))
4200
4201 (defun wl-summary-create-line (wl-message-entity
4202                                wl-parent-message-entity
4203                                wl-temp-mark
4204                                wl-persistent-mark
4205                                &optional
4206                                wl-thr-children-number
4207                                wl-thr-indent-string
4208                                wl-thr-linked)
4209   "Create a summary line."
4210   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4211         (elmo-mime-charset wl-summary-buffer-mime-charset)
4212         (elmo-lang wl-summary-buffer-weekday-name-lang)
4213         (wl-datevec (or (ignore-errors (timezone-fix-time
4214                                         (elmo-msgdb-overview-entity-get-date
4215                                          wl-message-entity)
4216                                         nil
4217                                         wl-summary-fix-timezone))
4218                         (make-vector 5 0)))
4219         (entity wl-message-entity) ; backward compatibility.
4220         line mark)
4221     (if (and wl-thr-indent-string
4222              wl-summary-indent-length-limit
4223              (< wl-summary-indent-length-limit
4224                 (string-width wl-thr-indent-string)))
4225         (setq wl-thr-indent-string (wl-set-string-width
4226                                     wl-summary-indent-length-limit
4227                                     wl-thr-indent-string)))
4228     (setq line (funcall wl-summary-buffer-line-formatter))
4229     (if wl-summary-width (setq line
4230                                (wl-set-string-width
4231                                 (- wl-summary-width 1) line nil
4232                                 'ignore-invalid)))
4233     (setq line (concat line
4234                        "\r"
4235                        (number-to-string
4236                         (elmo-msgdb-overview-entity-get-number
4237                          wl-message-entity))))
4238     (if wl-summary-highlight
4239         (wl-highlight-summary-line-string line
4240                                           wl-persistent-mark
4241                                           wl-temp-mark
4242                                           wl-thr-indent-string))
4243     line))
4244
4245 (defsubst wl-summary-proc-wday (wday-str year month mday)
4246   (save-match-data
4247     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4248         (wl-match-string 1 wday-str)
4249       (elmo-date-get-week year month mday))))
4250
4251 (defvar wl-summary-move-spec-plugged-alist
4252   (` ((new . ((t . nil)
4253               (p . (, wl-summary-new-mark))
4254               (p . (, (wl-regexp-opt
4255                        (list wl-summary-unread-uncached-mark
4256                              wl-summary-unread-cached-mark))))
4257               (p . (, (regexp-quote wl-summary-important-mark)))))
4258       (unread . ((t . nil)
4259                  (p . (, (wl-regexp-opt
4260                           (list wl-summary-new-mark
4261                                 wl-summary-unread-uncached-mark
4262                                 wl-summary-unread-cached-mark))))
4263                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4264
4265 (defvar wl-summary-move-spec-unplugged-alist
4266   (` ((new . ((t . nil)
4267               (p . (, wl-summary-unread-cached-mark))
4268               (p . (, (regexp-quote wl-summary-important-mark)))))
4269       (unread . ((t . nil)
4270                  (p . (, wl-summary-unread-cached-mark))
4271                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4272
4273 (defsubst wl-summary-next-message (num direction hereto)
4274   (if wl-summary-buffer-next-message-function
4275       (funcall wl-summary-buffer-next-message-function num direction hereto)
4276     (let ((cur-spec (cdr (assq wl-summary-move-order
4277                                (if (elmo-folder-plugged-p
4278                                     wl-summary-buffer-elmo-folder)
4279                                    wl-summary-move-spec-plugged-alist
4280                                  wl-summary-move-spec-unplugged-alist))))
4281           (nums (memq num (if (eq direction 'up)
4282                               (reverse wl-summary-buffer-number-list)
4283                             wl-summary-buffer-number-list)))
4284           marked-list nums2)
4285       (unless hereto (setq nums (cdr nums)))
4286       (setq nums2 nums)
4287       (if cur-spec
4288           (catch 'done
4289             (while cur-spec
4290               (setq nums nums2)
4291               (cond ((eq (car (car cur-spec)) 'p)
4292                      (if (setq marked-list
4293                                (elmo-folder-list-messages-mark-match
4294                                 wl-summary-buffer-elmo-folder
4295                                 (cdr (car cur-spec))))
4296                          (while nums
4297                            (if (memq (car nums) marked-list)
4298                                (throw 'done (car nums)))
4299                            (setq nums (cdr nums)))))
4300                     ((eq (car (car cur-spec)) 't)
4301                      (if wl-summary-buffer-target-mark-list
4302                          (while nums
4303                            (if (memq (car nums)
4304                                      wl-summary-buffer-target-mark-list)
4305                                (throw 'done (car nums)))
4306                            (setq nums (cdr nums))))))
4307               (setq cur-spec (cdr cur-spec))))
4308         (car nums)))))
4309
4310 (defsubst wl-summary-cursor-move (direction hereto)
4311   (when (and (eq direction 'up)
4312              (eobp))
4313     (forward-line -1)
4314     (setq hereto t))
4315   (let (num)
4316     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4317                                              direction hereto))
4318       (if (numberp num)
4319           (wl-thread-jump-to-msg num))
4320       t)))
4321 ;;
4322 ;; Goto unread or important
4323 ;; returns t if next message exists in this folder.
4324 (defun wl-summary-cursor-down (&optional hereto)
4325   (interactive "P")
4326   (wl-summary-cursor-move 'down hereto))
4327
4328 (defun wl-summary-cursor-up (&optional hereto)
4329   (interactive "P")
4330   (wl-summary-cursor-move 'up hereto))
4331
4332 (defun wl-summary-save-view-cache ()
4333   (save-excursion
4334     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4335            (cache (expand-file-name wl-summary-cache-file dir))
4336            (view (expand-file-name wl-summary-view-file dir))
4337            (save-view wl-summary-buffer-view)
4338            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4339            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4340            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4341            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4342            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4343            (temp-column wl-summary-buffer-temp-mark-column)
4344            (charset wl-summary-buffer-mime-charset))
4345       (if (file-directory-p dir)
4346           (); ok.
4347         (if (file-exists-p dir)
4348             (error "File %s already exists" dir)
4349           (elmo-make-directory dir)))
4350       (if (eq save-view 'thread)
4351           (wl-thread-save-entity dir))
4352       (when wl-summary-check-line-format
4353         (wl-summary-line-format-save))
4354       (unwind-protect
4355           (progn
4356             (when (file-writable-p cache)
4357               (copy-to-buffer tmp-buffer (point-min) (point-max))
4358               (with-current-buffer tmp-buffer
4359                 (widen)
4360                 (make-local-variable 'wl-summary-highlight)
4361                 (setq wl-summary-highlight nil
4362                       wl-summary-buffer-target-mark-list mark-list
4363                       wl-summary-buffer-refile-list refile-list
4364                       wl-summary-buffer-copy-list copy-list
4365                       wl-summary-buffer-delete-list delete-list
4366                       wl-summary-buffer-temp-mark-column temp-column)
4367                 (wl-summary-delete-all-temp-marks)
4368                 (encode-coding-region
4369                  (point-min) (point-max)
4370                  (or (and wl-on-mule ; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
4371                           (mime-charset-to-coding-system charset 'LF))
4372                      ;; Mule 2 doesn't have `*ctext*unix'.
4373                      (mime-charset-to-coding-system charset)))
4374                 (write-region-as-binary (point-min)(point-max)
4375                                         cache nil 'no-msg)))
4376             (when (file-writable-p view) ; 'thread or 'sequence
4377               (save-excursion
4378                 (set-buffer tmp-buffer)
4379                 (erase-buffer)
4380                 (prin1 save-view tmp-buffer)
4381                 (princ "\n" tmp-buffer)
4382                 (write-region (point-min) (point-max) view nil 'no-msg))))
4383         ;; kill tmp buffer.
4384         (kill-buffer tmp-buffer)))))
4385
4386 (defsubst wl-summary-get-sync-range (folder)
4387   (intern (or (and
4388                (elmo-folder-plugged-p folder)
4389                (wl-get-assoc-list-value
4390                 wl-folder-sync-range-alist
4391                 (elmo-folder-name-internal folder)))
4392               wl-default-sync-range)))
4393
4394 ;; redefined for wl-summary-sync-update
4395 (defun wl-summary-input-range (folder)
4396   "returns update or all or rescan."
4397   ;; for the case when parts are expanded in the bottom of the folder
4398   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4399                             "cache-status"
4400                             "no-sync" "rescan-noscore" "all-visible"))
4401         (default (or (wl-get-assoc-list-value
4402                       wl-folder-sync-range-alist
4403                       folder)
4404                      wl-default-sync-range))
4405         range)
4406     (setq range
4407           (completing-read (format "Range (%s): " default)
4408                            (mapcar
4409                             (function (lambda (x) (cons x x)))
4410                             input-range-list)))
4411     (if (string= range "")
4412         default
4413       range)))
4414
4415 (defun wl-summary-toggle-disp-folder (&optional arg)
4416   (interactive)
4417   (let ((cur-buf (current-buffer))
4418         (summary-win (get-buffer-window (current-buffer)))
4419         fld-buf fld-win)
4420     (cond
4421      ((eq arg 'on)
4422       (setq wl-summary-buffer-disp-folder t)
4423       ;; hide your folder window
4424       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4425           (if (setq fld-win (get-buffer-window fld-buf))
4426               (delete-window fld-win))))
4427      ((eq arg 'off)
4428       (setq wl-summary-buffer-disp-folder nil)
4429       ;; hide your wl-message window!
4430       (when (buffer-live-p wl-message-buffer)
4431         (wl-message-select-buffer wl-message-buffer)
4432         (delete-window))
4433       (select-window (get-buffer-window cur-buf))
4434       ;; display wl-folder window!!
4435       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4436           (if (setq fld-win (get-buffer-window fld-buf))
4437               ;; folder win is already displayed.
4438               (select-window fld-win)
4439             ;; folder win is not displayed.
4440             (switch-to-buffer fld-buf))
4441         ;; no folder buf
4442         (wl-folder))
4443       ;; temporarily delete summary-win.
4444       (if summary-win
4445           (delete-window summary-win))
4446       (split-window-horizontally wl-folder-window-width)
4447       (other-window 1)
4448       (switch-to-buffer cur-buf))
4449      (t
4450       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4451           (if (setq fld-win (get-buffer-window fld-buf))
4452               (setq wl-summary-buffer-disp-folder nil)
4453             (setq wl-summary-buffer-disp-folder t)))
4454       (if (not wl-summary-buffer-disp-folder)
4455           ;; hide message window
4456           (let ((mes-win (and wl-message-buffer
4457                               (get-buffer-window wl-message-buffer)))
4458                 (wl-stay-folder-window t))
4459             (if mes-win (delete-window mes-win))
4460             ;; hide your folder window
4461             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4462                 (if (setq fld-win (get-buffer-window fld-buf))
4463                     (progn
4464                       (delete-window (get-buffer-window cur-buf))
4465                       (select-window fld-win)
4466                       (switch-to-buffer cur-buf))))
4467             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4468             ;; resume message window.
4469             (when mes-win
4470               (wl-message-select-buffer wl-message-buffer)
4471               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4472               (select-window (get-buffer-window cur-buf))))
4473         ;; hide message window
4474         (let ((wl-stay-folder-window t)
4475               (mes-win (and wl-message-buffer
4476                             (get-buffer-window wl-message-buffer))))
4477           (if mes-win (delete-window mes-win))
4478           (select-window (get-buffer-window cur-buf))
4479           ;; display wl-folder window!!
4480           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4481               (if (setq fld-win (get-buffer-window fld-buf))
4482                   ;; folder win is already displayed.
4483                   (select-window fld-win)
4484                 ;; folder win is not displayed...occupy all.
4485                 (switch-to-buffer fld-buf))
4486             ;; no folder buf
4487             (wl-folder))
4488           (split-window-horizontally wl-folder-window-width)
4489           (other-window 1)
4490           (switch-to-buffer cur-buf)
4491           ;; resume message window.
4492           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4493           (when mes-win
4494             (wl-message-select-buffer wl-message-buffer)
4495             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4496             (select-window (get-buffer-window cur-buf))))))))
4497   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4498
4499 (defun wl-summary-toggle-disp-msg (&optional arg)
4500   (interactive)
4501   (let ((cur-buf (current-buffer))
4502         fld-buf fld-win
4503         summary-win)
4504     (cond
4505      ((eq arg 'on)
4506       (setq wl-summary-buffer-disp-msg t)
4507       (save-excursion
4508         ;; hide your folder window
4509         (if (and (not wl-stay-folder-window)
4510                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4511             (if (setq fld-win (get-buffer-window fld-buf))
4512                 (unless (one-window-p fld-win)
4513                   (delete-window fld-win))))))
4514      ((eq arg 'off)
4515       (wl-delete-all-overlays)
4516       (setq wl-summary-buffer-disp-msg nil)
4517       (save-excursion
4518         (when (buffer-live-p wl-message-buffer)
4519           (wl-message-select-buffer wl-message-buffer)
4520           (delete-window)
4521           (and (get-buffer-window cur-buf)
4522                (select-window (get-buffer-window cur-buf))))
4523         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4524      (t
4525       (if (and wl-message-buffer
4526                (get-buffer-window wl-message-buffer)) ; already displayed
4527           (setq wl-summary-buffer-disp-msg nil)
4528         (setq wl-summary-buffer-disp-msg t))
4529       (if wl-summary-buffer-disp-msg
4530           (progn
4531             (wl-summary-redisplay)
4532 ;;; hide your folder window
4533 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4534 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4535 ;;;             (delete-window fld-win)))
4536             (run-hooks 'wl-summary-toggle-disp-on-hook))
4537         (wl-delete-all-overlays)
4538         (save-excursion
4539           (wl-message-select-buffer wl-message-buffer)
4540           (delete-window)
4541           (select-window (get-buffer-window cur-buf))
4542           (run-hooks 'wl-summary-toggle-disp-off-hook))
4543 ;;;     (switch-to-buffer cur-buf)
4544         )))))
4545
4546 (defun wl-summary-next-line-content ()
4547   "Show next line of the message."
4548   (interactive)
4549   (let ((cur-buf (current-buffer)))
4550     (wl-summary-toggle-disp-msg 'on)
4551     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4552       (set-buffer cur-buf)
4553       (wl-message-next-page 1))))
4554
4555 (defun wl-summary-prev-line-content ()
4556   (interactive)
4557   (let ((cur-buf (current-buffer)))
4558     (wl-summary-toggle-disp-msg 'on)
4559     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4560       (set-buffer cur-buf)
4561       (wl-message-prev-page 1))))
4562
4563 (defun wl-summary-next-page ()
4564   (interactive)
4565   (let ((cur-buf (current-buffer)))
4566     (wl-summary-toggle-disp-msg 'on)
4567     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4568       (set-buffer cur-buf)
4569       (wl-message-next-page))))
4570
4571 (defun wl-summary-prev-page ()
4572   (interactive)
4573   (let ((cur-buf (current-buffer)))
4574     (wl-summary-toggle-disp-msg 'on)
4575     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4576       (set-buffer cur-buf)
4577       (wl-message-prev-page))))
4578
4579 (defsubst wl-summary-no-mime-p (folder)
4580   (wl-string-match-member (elmo-folder-name-internal folder)
4581                           wl-summary-no-mime-folder-list))
4582
4583 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4584   "Set message buffer.
4585 If message is not displayed yet, display it.
4586 Return t if message exists."
4587   (let ((folder wl-summary-buffer-elmo-folder)
4588         (number (wl-summary-message-number))
4589         cur-folder cur-number message-last-pos)
4590     (when (buffer-live-p wl-message-buffer)
4591       (save-window-excursion
4592         (wl-message-select-buffer wl-message-buffer)
4593         (setq cur-folder wl-message-buffer-cur-folder)
4594         (setq cur-number wl-message-buffer-cur-number)))
4595     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4596              (eq number (or cur-number 0)))
4597         (progn
4598           (set-buffer wl-message-buffer)
4599           t)
4600       (if (wl-summary-no-mime-p folder)
4601           (wl-summary-redisplay-no-mime-internal folder number)
4602         (wl-summary-redisplay-internal folder number))
4603       (when (buffer-live-p wl-message-buffer)
4604         (set-buffer wl-message-buffer))
4605       nil)))
4606
4607 (defun wl-summary-target-mark-forward (&optional arg)
4608   (interactive "P")
4609   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4610         (summary-buf (current-buffer))
4611         (wl-draft-forward t)
4612         start-point
4613         draft-buf)
4614     (wl-summary-jump-to-msg (car mlist))
4615     (wl-summary-forward t)
4616     (setq start-point (point))
4617     (setq draft-buf (current-buffer))
4618     (setq mlist (cdr mlist))
4619     (save-window-excursion
4620       (when mlist
4621         (while mlist
4622           (set-buffer summary-buf)
4623           (wl-summary-jump-to-msg (car mlist))
4624           (wl-summary-redisplay)
4625           (set-buffer draft-buf)
4626           (goto-char (point-max))
4627           (wl-draft-insert-message)
4628           (setq mlist (cdr mlist)))
4629         (wl-draft-body-goto-top)
4630         (wl-draft-enclose-digest-region (point) (point-max)))
4631       (goto-char start-point)
4632       (save-excursion
4633         (set-buffer summary-buf)
4634         (wl-summary-delete-all-temp-marks)))
4635     (run-hooks 'wl-mail-setup-hook)))
4636
4637 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4638   (interactive "P")
4639   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4640         (summary-buf (current-buffer))
4641         change-major-mode-hook
4642         start-point
4643         draft-buf)
4644     (wl-summary-jump-to-msg (car mlist))
4645     (wl-summary-reply arg t)
4646     (goto-char (point-max))
4647     (setq start-point (point-marker))
4648     (setq draft-buf (current-buffer))
4649     (save-window-excursion
4650       (while mlist
4651         (set-buffer summary-buf)
4652         (delete-other-windows)
4653         (wl-summary-jump-to-msg (car mlist))
4654         (wl-summary-redisplay)
4655         (set-buffer draft-buf)
4656         (goto-char (point-max))
4657         (wl-draft-yank-original)
4658         (setq mlist (cdr mlist)))
4659       (goto-char start-point)
4660       (save-excursion
4661         (set-buffer summary-buf)
4662         (wl-summary-delete-all-temp-marks)))
4663     (run-hooks 'wl-mail-setup-hook)))
4664
4665 (defun wl-summary-reply-with-citation (&optional arg)
4666   (interactive "P")
4667   (when (wl-summary-reply arg t)
4668     (goto-char (point-max))
4669     (wl-draft-yank-original)
4670     (run-hooks 'wl-mail-setup-hook)))
4671
4672 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4673   (interactive)
4674   (let* ((original (wl-summary-message-number))
4675          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4676          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4677          msg otherfld schar
4678          (errmsg
4679           (format "No message with id \"%s\" in the folder." msgid)))
4680     (if (setq msg (car (rassoc msgid number-alist)))
4681 ;;;     (wl-summary-jump-to-msg-internal
4682 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4683         (progn
4684           (wl-thread-jump-to-msg msg)
4685           t)
4686       ;; for XEmacs!
4687       (if (and elmo-use-database
4688                (setq errmsg
4689                      (format
4690                       "No message with id \"%s\" in the database." msgid))
4691                (setq otherfld (elmo-database-msgid-get msgid)))
4692           (if (cdr (wl-summary-jump-to-msg-internal
4693                     (car otherfld) (nth 1 otherfld) 'no-sync))
4694               t ; succeed.
4695             ;; Back to original.
4696             (wl-summary-jump-to-msg-internal
4697              (wl-summary-buffer-folder-name) original 'no-sync))
4698         (cond ((eq wl-summary-search-via-nntp 'confirm)
4699                (require 'elmo-nntp)
4700                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4701                         elmo-nntp-default-server)
4702                (setq schar (read-char))
4703                (cond ((eq schar ?y)
4704                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4705                      ((eq schar ?s)
4706                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4707                        msgid
4708                        (read-from-minibuffer "NNTP Server: ")))
4709                      (t
4710                       (message errmsg)
4711                       nil)))
4712               (wl-summary-search-via-nntp
4713                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4714               (t
4715                (message errmsg)
4716                nil))))))
4717
4718 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4719   (interactive)
4720   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4721          newsgroups folder ret
4722          user server port type spec)
4723     (if server-spec
4724         (if (string-match "^-" server-spec)
4725             (setq spec (wl-folder-get-elmo-folder server-spec)
4726                   user (elmo-net-folder-user-internal spec)
4727                   server (elmo-net-folder-server-internal spec)
4728                   port (elmo-net-folder-port-internal spec)
4729                   type (elmo-net-folder-stream-type-internal spec))
4730           (setq server server-spec)))
4731     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4732                      msgid
4733                      (or server elmo-nntp-default-server)
4734                      (or user elmo-nntp-default-user)
4735                      (or port elmo-nntp-default-port)
4736                      (or type elmo-nntp-default-stream-type)))
4737       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4738       (setq folder (concat "-" (car newsgroups)
4739                            (elmo-nntp-folder-postfix user server port type)))
4740       (catch 'found
4741         (while newsgroups
4742           (if (wl-folder-entity-exists-p (car newsgroups)
4743                                          wl-folder-newsgroups-hashtb)
4744               (throw 'found
4745                      (setq folder (concat "-" (car newsgroups)
4746                                           (elmo-nntp-folder-postfix
4747                                            user server port type)))))
4748           (setq newsgroups (cdr newsgroups)))))
4749     (if ret
4750         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4751       (message "No message id \"%s\" in nntp server \"%s\"."
4752                msgid (or server elmo-nntp-default-server))
4753       nil)))
4754
4755 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4756   (let (wl-auto-select-first entity)
4757     (if (or (string= folder (wl-summary-buffer-folder-name))
4758             (y-or-n-p
4759              (format
4760               "Message was found in the folder \"%s\". Jump to it? "
4761               folder)))
4762         (progn
4763           (unwind-protect
4764               (wl-summary-goto-folder-subr
4765                folder scan-type nil nil t)
4766             (if msgid
4767                 (setq msg
4768                       (car (rassoc msgid
4769                                    (elmo-msgdb-get-number-alist
4770                                     (wl-summary-buffer-msgdb))))))
4771             (setq entity (wl-folder-search-entity-by-name folder
4772                                                           wl-folder-entity
4773                                                           'folder))
4774             (if entity
4775                 (wl-folder-set-current-entity-id
4776                  (wl-folder-get-entity-id entity))))
4777           (if (null msg)
4778               (message "Message was not found currently in this folder.")
4779             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4780           (cons folder msg)))))
4781
4782 (defun wl-summary-jump-to-parent-message (arg)
4783   (interactive "P")
4784   (let ((cur-buf (current-buffer))
4785         (disp-msg wl-summary-buffer-disp-msg)
4786         (number (wl-summary-message-number))
4787         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4788         (i -1) ;; xxx
4789         msg-id msg-num ref-list ref irt)
4790     (if (null number)
4791         (message "No message.")
4792       (when (eq wl-summary-buffer-view 'thread)
4793         (cond ((and arg (not (numberp arg)))
4794                (setq msg-num
4795                      (wl-thread-entity-get-number
4796                       (wl-thread-entity-get-top-entity
4797                        (wl-thread-get-entity number)))))
4798               ((and arg (numberp arg))
4799                (setq i 0)
4800                (setq msg-num number)
4801                (while (< i arg)
4802                  (setq msg-num
4803                        (wl-thread-entity-get-number
4804                         (wl-thread-entity-get-parent-entity
4805                          (wl-thread-get-entity msg-num))))
4806                  (setq i (1+ i))))
4807               (t (setq msg-num
4808                        (wl-thread-entity-get-number
4809                         (wl-thread-entity-get-parent-entity
4810                          (wl-thread-get-entity number)))))))
4811       (when (null msg-num)
4812         (wl-summary-set-message-buffer-or-redisplay)
4813         (set-buffer (wl-message-get-original-buffer))
4814         (message "Searching parent message...")
4815         (setq ref (std11-field-body "References")
4816               irt (std11-field-body "In-Reply-To"))
4817         (cond
4818          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4819                (string-match regexp ref))
4820           ;; The first message of the thread.
4821           (setq msg-id (wl-match-string 1 ref)))
4822          ;; "In-Reply-To:" has only one msg-id.
4823          ((and (null arg) irt (not (string= irt ""))
4824                (string-match regexp irt))
4825           (setq msg-id (wl-match-string 1 irt)))
4826          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4827                (string-match regexp ref))
4828           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4829           (while (string-match regexp ref)
4830             (setq ref-list
4831                   (append (list
4832                            (wl-match-string 1 ref))
4833                           ref-list))
4834             (setq ref (substring ref (match-end 0)))
4835             (setq i (1+ i)))
4836           (setq msg-id
4837                 (if (null arg) (nth 0 ref-list) ;; previous
4838                   (if (<= arg i) (nth (1- arg) ref-list)
4839                     (nth i ref-list))))))
4840         (set-buffer cur-buf)
4841         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4842       (cond ((and (null msg-id) (null msg-num))
4843              (message "No parent message!")
4844              nil)
4845             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4846              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4847              (message "Searching parent message...done")
4848              t)
4849             ((and msg-num (wl-summary-jump-to-msg msg-num))
4850              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4851              (message "Searching parent message...done")
4852              t)
4853             (t ; failed.
4854              (message "Parent message was not found.")
4855              nil)))))
4856
4857 (defun wl-summary-reply (&optional arg without-setup-hook)
4858   "Reply to current message. Default is \"wide\" reply.
4859 Reply to author if invoked with ARG."
4860   (interactive "P")
4861   (let ((folder wl-summary-buffer-elmo-folder)
4862         (number (wl-summary-message-number))
4863         (summary-buf (current-buffer))
4864         mes-buf)
4865     (when number
4866       (save-excursion
4867         (wl-summary-redisplay-internal folder number))
4868       (setq mes-buf wl-message-buffer)
4869       (wl-message-select-buffer wl-message-buffer)
4870       (set-buffer mes-buf)
4871       (goto-char (point-min))
4872       (unless wl-draft-use-frame
4873         (split-window-vertically)
4874         (other-window 1))
4875       (when (setq mes-buf (wl-message-get-original-buffer))
4876         (wl-draft-reply mes-buf arg summary-buf)
4877         (unless without-setup-hook
4878           (run-hooks 'wl-mail-setup-hook)))
4879       t)))
4880
4881 (defun wl-summary-write ()
4882   "Write a new draft from Summary."
4883   (interactive)
4884   (wl-draft (list (cons 'To ""))
4885             nil nil nil nil (wl-summary-buffer-folder-name))
4886   (run-hooks 'wl-mail-setup-hook)
4887   (mail-position-on-field "To"))
4888
4889 (defvar wl-summary-write-current-folder-functions
4890   '(wl-folder-get-newsgroups
4891     wl-folder-guess-mailing-list-by-refile-rule
4892     wl-folder-guess-mailing-list-by-folder-name)
4893   "Newsgroups or Mailing List address guess functions list.
4894 Call from `wl-summary-write-current-folder'.
4895 When guess function return nil, challenge next guess-function.")
4896
4897 (defun wl-summary-write-current-folder (&optional folder)
4898   "Write message to current FOLDER's newsgroup or mailing-list.
4899 Use function list is `wl-summary-write-current-folder-functions'."
4900   (interactive)
4901   ;; default FOLDER is current buffer folder
4902   (setq folder (or folder (wl-summary-buffer-folder-name)))
4903   (let ((func-list wl-summary-write-current-folder-functions)
4904         guess-list guess-func)
4905     (while func-list
4906       (setq guess-list (funcall (car func-list) folder))
4907       (if (null guess-list)
4908           (setq func-list (cdr func-list))
4909         (setq guess-func (car func-list))
4910         (setq func-list nil)))
4911     (if (null guess-func)
4912         (wl-summary-write)
4913       (unless (or (stringp (nth 0 guess-list))
4914                   (stringp (nth 1 guess-list))
4915                   (stringp (nth 2 guess-list)))
4916         (error "Invalid value return guess function `%s'"
4917                (symbol-name guess-func)))
4918       (wl-draft (list (cons 'To (nth 0 guess-list))
4919                       (cons 'Cc (nth 1 guess-list))
4920                       (cons 'Newsgroups (nth 2 guess-list)))
4921                 nil nil nil nil folder)
4922       (run-hooks 'wl-mail-setup-hook)
4923       (mail-position-on-field "Subject"))))
4924
4925 (defun wl-summary-forward (&optional without-setup-hook)
4926   ""
4927   (interactive)
4928   (let ((folder wl-summary-buffer-elmo-folder)
4929         (number (wl-summary-message-number))
4930         (summary-buf (current-buffer))
4931         (wl-draft-forward t)
4932         mes-buf
4933         entity subject num)
4934     (if (null number)
4935         (message "No message.")
4936       (if (and (elmo-message-use-cache-p folder number)
4937                (eq (elmo-file-cache-status
4938                     (elmo-file-cache-get
4939                      (elmo-message-field folder number 'message-id)))
4940                    'section))
4941           ;; Reload.
4942           (wl-summary-redisplay-internal nil nil 'force-reload)
4943         (wl-summary-redisplay-internal folder number))
4944       (setq mes-buf wl-message-buffer)
4945       (wl-message-select-buffer mes-buf)
4946       (unless wl-draft-use-frame
4947         (split-window-vertically)
4948         (other-window 1))
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