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
 410   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 411   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 412   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 413   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 414   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 415   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 416   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 417   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 418
 419   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 420   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 421   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 422   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 423   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 424   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 425   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 426   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 427   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 428   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 429   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 430   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 431   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 432   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 433   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 434   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 435   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 436   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 437   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 438   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 439   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 440
 441   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 442   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 443   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 444   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 445   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 446   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 447
 448   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 449   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 450   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 451   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 452
 453   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 454   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 455   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 456
 457   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 458   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 459   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 460
 461   ;; copy & paste.
 462   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 463   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 464
 465   ;; line commands
 466   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 467   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 468   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 469   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 470   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 471   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 472   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 473 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-prev-destination)
 474   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 475   (define-key wl-summary-mode-map "d"    'wl-summary-delete)
 476   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 477   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 478   (define-key wl-summary-mode-map "D"    'wl-summary-erase)
 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$"   'wl-summary-target-mark-mark-as-important)
 505   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 506   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 507   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 508   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 509   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 510   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 511   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 512   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 513   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 514   (define-key wl-summary-mode-map "mD"   'wl-summary-target-mark-erase)
 515
 516   ;; region commands
 517   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 518   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 519   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 520   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 521   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 522   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 523   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 524   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 525   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 526   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 527   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 528   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 529   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 530
 531   ;; score commands
 532   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 533   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 534   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 535   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 536   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 537   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 538   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 539   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 540   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 541   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 542
 543   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 544   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 545   ;;
 546   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 547   (wl-summary-setup-mouse)
 548   (easy-menu-define
 549    wl-summary-mode-menu
 550    wl-summary-mode-map
 551    "Menu used in Summary mode."
 552    wl-summary-mode-menu-spec))
 553
 554 (defun wl-status-update ()
 555   (interactive)
 556   (wl-address-init))
 557
 558 (defun wl-summary-display-top ()
 559   (interactive)
 560   (goto-char (point-min))
 561   (when wl-summary-lazy-highlight
 562     (wl-highlight-summary-window))
 563   (if wl-summary-buffer-disp-msg
 564       (wl-summary-redisplay)))
 565
 566 (defun wl-summary-display-bottom ()
 567   (interactive)
 568   (goto-char (point-max))
 569   (forward-line -1)
 570   (when wl-summary-lazy-highlight
 571     (wl-highlight-summary-window))
 572   (if wl-summary-buffer-disp-msg
 573       (wl-summary-redisplay)))
 574
 575 (defun wl-summary-count-unread ()
 576   (let ((pair
 577          (elmo-msgdb-count-marks (wl-summary-buffer-msgdb)
 578                                  wl-summary-new-mark
 579                                  (list wl-summary-unread-uncached-mark
 580                                        wl-summary-unread-cached-mark))))
 581     (if (eq major-mode 'wl-summary-mode)
 582         (setq wl-summary-buffer-new-count (car pair)
 583               wl-summary-buffer-unread-count (cdr pair)))
 584     pair))
 585
 586 (defun wl-summary-message-string (&optional use-cache)
 587   "Return full body string of current message.
 588 If optional USE-CACHE is non-nil, use cache if exists."
 589   (let ((number (wl-summary-message-number))
 590         (folder wl-summary-buffer-elmo-folder))
 591     (if (null number)
 592         (message "No message.")
 593       (elmo-set-work-buf
 594        (elmo-message-fetch folder
 595                            number
 596                            (elmo-make-fetch-strategy
 597                             'entire
 598                             use-cache ; use cache
 599                             nil ; save cache (should `t'?)
 600                             (and
 601                              use-cache
 602                              (elmo-file-cache-get-path
 603                               (elmo-message-field folder number 'message-id))))
 604                            nil
 605                            (current-buffer)
 606                            'unread)
 607        (buffer-string)))))
 608
 609 (defun wl-summary-reedit (&optional arg)
 610   "Re-edit current message.
 611 If ARG is non-nil, Supersedes message"
 612   (interactive "P")
 613   (wl-summary-toggle-disp-msg 'off)
 614   (if arg
 615       (wl-summary-supersedes-message)
 616     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 617         (when (wl-summary-message-number)
 618           (wl-draft-reedit (wl-summary-message-number))
 619           (if (wl-message-news-p)
 620               (mail-position-on-field "Newsgroups")
 621             (mail-position-on-field "To")))
 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   (wl-summary-toggle-disp-msg 'off)
 631   (save-excursion
 632     (wl-summary-set-message-buffer-or-redisplay)
 633     (set-buffer (wl-message-get-original-buffer))
 634     (goto-char (point-min))
 635     (let ((case-fold-search nil))
 636       (cond
 637        ((and
 638          (re-search-forward
 639           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 640          (not (bolp))
 641          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 642         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 643               start)
 644           (cond
 645            ((and (setq start (re-search-forward
 646                               (concat "^--" boundary "\n"
 647                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 648                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 649                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 650                                       "\\(.+\n\\)*\n") nil t))
 651                  (re-search-forward
 652                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 653             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 654            (t
 655             (message "Seems no message/rfc822 part.")))))
 656        ((let ((case-fold-search t))
 657           (re-search-forward wl-rejected-letter-start nil t))
 658         (skip-chars-forward " \t\n")
 659         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 660        (t
 661         (message "Does not appear to be a rejected letter."))))))
 662
 663 (defun wl-summary-resend-message (address)
 664   "Resend the current message to ADDRESS."
 665   (interactive "sResend message to: ")
 666   (if (or (null address) (string-match "^[ \t]*$" address))
 667       (message "No address specified.")
 668     (message "Resending message to %s..." address)
 669     (save-excursion
 670       (let ((original (wl-summary-get-original-buffer)))
 671         ;; We first set up a normal mail buffer.
 672         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 673         (buffer-disable-undo (current-buffer))
 674         (erase-buffer)
 675         (setq wl-sent-message-via nil)
 676         ;; Insert our usual headers.
 677         (wl-draft-insert-from-field)
 678         (wl-draft-insert-date-field)
 679         (insert "to: " address "\n")
 680         (goto-char (point-min))
 681         ;; Rename them all to "Resent-*".
 682         (while (re-search-forward "^[A-Za-z]" nil t)
 683           (forward-char -1)
 684           (insert "Resent-"))
 685         (widen)
 686         (forward-line)
 687         (delete-region (point) (point-max))
 688         (let ((beg  (point)))
 689           ;; Insert the message to be resent.
 690           (insert-buffer-substring original)
 691           (goto-char (point-min))
 692           (search-forward "\n\n")
 693           (forward-char -1)
 694           (save-restriction
 695             (narrow-to-region beg (point))
 696             (wl-draft-delete-fields wl-ignored-resent-headers)
 697             (goto-char (point-max)))
 698           (insert mail-header-separator)
 699           ;; Rename all old ("Previous-")Resent headers.
 700           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 701             (beginning-of-line)
 702             (insert "Previous-"))
 703           ;; Quote any "From " lines at the beginning.
 704           (goto-char beg)
 705           (when (looking-at "From ")
 706             (replace-match "X-From-Line: ")))
 707         ;; Send it.
 708         (wl-draft-dispatch-message)
 709         (kill-buffer (current-buffer)))
 710       (message "Resending message to %s...done" address))))
 711
 712 (defun wl-summary-detect-mark-position ()
 713   (let ((column wl-summary-buffer-number-column)
 714         (formatter wl-summary-buffer-line-formatter)
 715         (dummy-temp (char-to-string 200))
 716         (dummy-persistent (char-to-string 201))
 717         temp persistent)
 718     (with-temp-buffer
 719       (setq wl-summary-buffer-number-column column
 720             wl-summary-buffer-line-formatter formatter)
 721       (insert
 722        (wl-summary-create-line
 723         (elmo-msgdb-make-entity
 724          :number 10000
 725          :from "foo"
 726          :subject "bar"
 727          :size 100)
 728         nil
 729         dummy-temp
 730         dummy-persistent))
 731       (goto-char (point-min))
 732       (setq temp (save-excursion
 733                    (search-forward dummy-temp nil t)
 734                    (current-column))
 735             persistent (save-excursion
 736                          (search-forward dummy-persistent nil t)
 737                          (current-column))))
 738     (setq wl-summary-buffer-temp-mark-column temp
 739           wl-summary-buffer-persistent-mark-column persistent)))
 740
 741 (defun wl-summary-buffer-set-folder (folder)
 742   (if (stringp folder)
 743       (setq folder (wl-folder-get-elmo-folder folder)))
 744   (setq wl-summary-buffer-elmo-folder folder)
 745   (make-local-variable 'wl-message-buffer)
 746   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 747                                             wl-folder-mime-charset-alist
 748                                             (elmo-folder-name-internal folder))
 749                                            wl-mime-charset))
 750   (setq wl-summary-buffer-weekday-name-lang
 751         (or (wl-get-assoc-list-value
 752              wl-folder-weekday-name-lang-alist
 753              (elmo-folder-name-internal folder))
 754             wl-summary-weekday-name-lang))
 755   (setq wl-summary-buffer-thread-indent-set
 756         (wl-get-assoc-list-value
 757          wl-folder-thread-indent-set-alist
 758          (elmo-folder-name-internal folder)))
 759   (setq wl-summary-buffer-number-column
 760         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 761                                      (wl-summary-buffer-folder-name))
 762             wl-summary-default-number-column))
 763   (wl-line-formatter-setup
 764    wl-summary-buffer-line-formatter
 765    (setq wl-summary-buffer-line-format
 766          (or (wl-get-assoc-list-value
 767               wl-folder-summary-line-format-alist
 768               (elmo-folder-name-internal folder))
 769              wl-summary-line-format))
 770    wl-summary-line-format-spec-alist)
 771   (wl-line-formatter-setup
 772    wl-summary-buffer-mode-line-formatter
 773    wl-summary-mode-line-format
 774    wl-summary-mode-line-format-spec-alist)
 775   (wl-summary-detect-mark-position)
 776   (setq wl-summary-buffer-persistent
 777         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 778   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 779   ;; process duplicates.
 780   (elmo-folder-set-process-duplicates-internal
 781    folder (cdr (elmo-string-matched-assoc
 782                 (elmo-folder-name-internal folder)
 783                 wl-folder-process-duplicates-alist)))
 784   (setq
 785    wl-thread-indent-level-internal
 786    (or (nth 0 wl-summary-buffer-thread-indent-set)
 787        wl-thread-indent-level)
 788    wl-thread-have-younger-brother-str-internal
 789    (or (nth 1 wl-summary-buffer-thread-indent-set)
 790        wl-thread-have-younger-brother-str)
 791    wl-thread-youngest-child-str-internal
 792    (or (nth 2 wl-summary-buffer-thread-indent-set)
 793        wl-thread-youngest-child-str)
 794    wl-thread-vertical-str-internal
 795    (or (nth 3 wl-summary-buffer-thread-indent-set)
 796        wl-thread-vertical-str)
 797    wl-thread-horizontal-str-internal
 798    (or (nth 4 wl-summary-buffer-thread-indent-set)
 799        wl-thread-horizontal-str)
 800    wl-thread-space-str-internal
 801    (or (nth 5 wl-summary-buffer-thread-indent-set)
 802        wl-thread-space-str))
 803   (run-hooks 'wl-summary-buffer-set-folder-hook))
 804
 805 (defun wl-summary-mode ()
 806   "Major mode for reading threaded messages.
 807 See Info under Wanderlust for full documentation.
 808
 809 Special commands:
 810 \\{wl-summary-mode-map}
 811
 812 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 813   (interactive)
 814   (unless (interactive-p) (kill-all-local-variables))
 815   (setq major-mode 'wl-summary-mode)
 816   (setq mode-name "Summary")
 817   (use-local-map wl-summary-mode-map)
 818 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 819   (setq buffer-read-only t)
 820   (setq truncate-lines t)
 821 ;;;(make-local-variable 'tab-width)
 822 ;;;(setq tab-width 1)
 823   (buffer-disable-undo (current-buffer))
 824   (setq selective-display t
 825         selective-display-ellipses nil)
 826   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 827   (easy-menu-add wl-summary-mode-menu)
 828   (when wl-summary-lazy-highlight
 829     (if wl-on-xemacs
 830         (progn
 831           (make-local-variable 'pre-idle-hook)
 832           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 833       (make-local-variable 'window-scroll-functions)
 834       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 835   ;; This hook may contain the function `wl-setup-summary' for reasons
 836   ;; of system internal to accord facilities for the Emacs variants.
 837   (run-hooks 'wl-summary-mode-hook))
 838
 839 (defun wl-summary-overview-entity-compare-by-date (x y)
 840   "Compare entity X and Y by date."
 841   (condition-case nil
 842       (string<
 843        (timezone-make-date-sortable
 844         (elmo-msgdb-overview-entity-get-date x))
 845        (timezone-make-date-sortable
 846         (elmo-msgdb-overview-entity-get-date y)))
 847     (error))) ;; ignore error.
 848
 849 (defun wl-summary-overview-entity-compare-by-number (x y)
 850    "Compare entity X and Y by number."
 851   (<
 852    (elmo-msgdb-overview-entity-get-number x)
 853    (elmo-msgdb-overview-entity-get-number y)))
 854
 855 (defun wl-summary-overview-entity-compare-by-from (x y)
 856   "Compare entity X and Y by from."
 857   (string<
 858    (wl-address-header-extract-address
 859     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 860         wl-summary-no-from-message))
 861    (wl-address-header-extract-address
 862     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 863         wl-summary-no-from-message))))
 864
 865 (defun wl-summary-overview-entity-compare-by-subject (x y)
 866   "Compare entity X and Y by subject."
 867   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 868            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 869
 870 (defun wl-summary-get-list-info (entity)
 871   "Returns (\"ML-name\" . ML-count) of ENTITY."
 872   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 873     (setq sequence (elmo-msgdb-overview-entity-get-extra-field
 874                     entity "x-sequence")
 875           ml-name (or (elmo-msgdb-overview-entity-get-extra-field
 876                        entity "x-ml-name")
 877                       (and sequence
 878                            (car (split-string sequence " "))))
 879           ml-count (or (elmo-msgdb-overview-entity-get-extra-field
 880                         entity "x-mail-count")
 881                        (elmo-msgdb-overview-entity-get-extra-field
 882                         entity "x-ml-count")
 883                        (and sequence
 884                             (cadr (split-string sequence " ")))))
 885     (and (setq subject (elmo-msgdb-overview-entity-get-subject
 886                         entity))
 887          (setq subject (elmo-delete-char ?\n subject))
 888          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 889          (progn
 890            (or ml-name (setq ml-name (match-string 1 subject)))
 891            (or ml-count (setq ml-count (match-string 2 subject)))))
 892     (and (setq return-path
 893                (elmo-msgdb-overview-entity-get-extra-field
 894                 entity "return-path"))
 895          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 896          (progn
 897            (or ml-name (setq ml-name (match-string 1 return-path)))
 898            (or ml-count (setq ml-count (match-string 2 return-path)))))
 899     (and (setq delivered-to
 900                (elmo-msgdb-overview-entity-get-extra-field
 901                 entity "delivered-to"))
 902          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 903          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 904     (and (setq mailing-list
 905                (elmo-msgdb-overview-entity-get-extra-field
 906                 entity "mailing-list"))
 907          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)  ; *-help@, *-owner@, etc.
 908          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 909     (cons (and ml-name (car (split-string ml-name " ")))
 910           (and ml-count (string-to-int ml-count)))))
 911
 912 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 913   "Compare entity X and Y by mailing-list info."
 914   (let* ((list-info-x (wl-summary-get-list-info x))
 915          (list-info-y (wl-summary-get-list-info y)))
 916     (if (equal (car list-info-x) (car list-info-y))
 917         (if (equal (cdr list-info-x) (cdr list-info-y))
 918             (wl-summary-overview-entity-compare-by-date x y)
 919           (< (or (cdr list-info-x) 0)
 920              (or (cdr list-info-y) 0)))
 921       (string< (or (car list-info-x) "")
 922                (or (car list-info-y) "")))))
 923
 924 (defun wl-summary-sort-by-date ()
 925   (interactive)
 926   (wl-summary-rescan "date"))
 927 (defun wl-summary-sort-by-number ()
 928   (interactive)
 929   (wl-summary-rescan "number"))
 930 (defun wl-summary-sort-by-subject ()
 931   (interactive)
 932   (wl-summary-rescan "subject"))
 933 (defun wl-summary-sort-by-from ()
 934   (interactive)
 935   (wl-summary-rescan "from"))
 936 (defun wl-summary-sort-by-list-info ()
 937   (interactive)
 938   (wl-summary-rescan "list-info"))
 939
 940 (defun wl-summary-rescan (&optional sort-by)
 941   "Rescan current folder without updating."
 942   (interactive)
 943   (let* ((cur-buf (current-buffer))
 944          (msgdb (wl-summary-buffer-msgdb))
 945          (overview (elmo-msgdb-get-overview msgdb))
 946          (number-alist (elmo-msgdb-get-number-alist msgdb))
 947          (elmo-mime-charset wl-summary-buffer-mime-charset)
 948          i percent num
 949          gc-message entity
 950          curp
 951          (inhibit-read-only t)
 952          (buffer-read-only nil)
 953          expunged)
 954     (fset 'wl-summary-append-message-func-internal
 955           (wl-summary-get-append-message-func))
 956     (erase-buffer)
 957     (message "Re-scanning...")
 958     (setq i 0)
 959     (setq num (length overview))
 960     (when sort-by
 961       (message "Sorting by %s..." sort-by)
 962       (setq overview
 963             (sort overview
 964                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 965                                   sort-by))))
 966       (message "Sorting by %s...done" sort-by)
 967       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 968                                overview))
 969     (setq curp overview)
 970     (set-buffer cur-buf)
 971     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 972     (setq wl-thread-entity-list nil)
 973     (setq wl-thread-entities nil)
 974     (setq wl-summary-buffer-number-list nil)
 975     (setq wl-summary-buffer-target-mark-list nil)
 976     (setq wl-summary-buffer-refile-list nil)
 977     (setq wl-summary-buffer-delete-list nil)
 978     (setq wl-summary-delayed-update nil)
 979     (elmo-kill-buffer wl-summary-search-buf-name)
 980     (while curp
 981       (setq entity (car curp))
 982       (wl-summary-append-message-func-internal entity msgdb nil)
 983       (setq curp (cdr curp))
 984       (when (> num elmo-display-progress-threshold)
 985         (setq i (+ i 1))
 986         (if (or (zerop (% i 5)) (= i num))
 987             (elmo-display-progress
 988              'wl-summary-rescan "Constructing summary structure..."
 989              (/ (* i 100) num)))))
 990     (when wl-summary-delayed-update
 991       (while wl-summary-delayed-update
 992         (message "Parent (%d) of message %d is no entity"
 993                  (caar wl-summary-delayed-update)
 994                  (elmo-msgdb-overview-entity-get-number
 995                   (cdar wl-summary-delayed-update)))
 996         (wl-summary-append-message-func-internal
 997          (cdar wl-summary-delayed-update) msgdb nil t)
 998         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 999     (message "Constructing summary structure...done")
1000     (set-buffer cur-buf)
1001     (if (eq wl-summary-buffer-view 'thread)
1002         (progn
1003           (message "Inserting thread...")
1004           (wl-thread-insert-top)
1005           (message "Inserting thread...done"))
1006       (wl-summary-make-number-list))
1007     (when wl-use-scoring
1008       (setq wl-summary-scored nil)
1009       (wl-summary-score-headers nil msgdb
1010                                 (wl-summary-rescore-msgs number-alist)
1011                                 t)
1012       (when (and wl-summary-scored
1013                  (setq expunged (wl-summary-score-update-all-lines)))
1014         (message "%d message(s) are expunged by scoring." (length expunged))))
1015     (wl-summary-set-message-modified)
1016     (wl-summary-count-unread)
1017     (wl-summary-update-modeline)
1018     (goto-char (point-max))
1019     (forward-line -1)
1020     (set-buffer-modified-p nil)))
1021
1022 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1023   (if (and next-entity
1024            wl-auto-select-next)
1025       (let (retval)
1026         (wl-summary-toggle-disp-msg 'off)
1027         (unwind-protect
1028             (setq retval
1029                   (wl-summary-goto-folder-subr next-entity
1030                                                'force-update
1031                                                nil
1032                                                nil ; not sticky
1033                                                t   ; interactive!
1034                                                ))
1035           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1036           (if (and (eq retval 'more-next)
1037                    (memq wl-auto-select-next '(unread skip-no-unread))
1038                    (memq this-command wl-summary-next-no-unread-command))
1039               (if upward
1040                   (wl-summary-up
1041                    t (eq wl-auto-select-next 'skip-no-unread))
1042                 (goto-char (point-max))
1043                 (forward-line -1)
1044                 (wl-summary-down
1045                  t (eq wl-auto-select-next 'skip-no-unread))))))
1046     (wl-summary-exit)))
1047
1048 (defun wl-summary-entity-info-msg (entity finfo)
1049   (or (and entity
1050            (concat
1051             (elmo-replace-in-string
1052              (if (memq 'ask-folder wl-use-folder-petname)
1053                  (wl-folder-get-petname entity)
1054                entity)
1055              "%" "%%")
1056             (if (null (car finfo))
1057                 " (? new/? unread)"
1058               (format
1059                " (%d new/%d unread)"
1060                (nth 0 finfo)
1061                (+ (nth 0 finfo)
1062                   (nth 1 finfo))))))
1063       "folder mode"))
1064
1065 (defun wl-summary-set-message-modified ()
1066   (elmo-folder-set-message-modified-internal
1067    wl-summary-buffer-elmo-folder t)
1068   (setq wl-summary-buffer-message-modified t))
1069 (defun wl-summary-message-modified-p ()
1070   wl-summary-buffer-message-modified)
1071 (defun wl-summary-set-mark-modified ()
1072   (elmo-folder-set-mark-modified-internal
1073    wl-summary-buffer-elmo-folder t)
1074   (setq wl-summary-buffer-mark-modified t))
1075 (defun wl-summary-mark-modified-p ()
1076   wl-summary-buffer-mark-modified)
1077 (defun wl-summary-set-thread-modified ()
1078   (setq wl-summary-buffer-thread-modified t))
1079 (defun wl-summary-thread-modified-p ()
1080   wl-summary-buffer-thread-modified)
1081
1082 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1083   (if (or wl-summary-buffer-refile-list
1084           wl-summary-buffer-copy-list
1085           wl-summary-buffer-delete-list)
1086       (if (y-or-n-p (format "Execute remaining marks in %s? "
1087                             (wl-summary-buffer-folder-name)))
1088           (progn
1089             (wl-summary-exec)
1090             (if (or wl-summary-buffer-refile-list
1091                     wl-summary-buffer-copy-list
1092                     wl-summary-buffer-delete-list)
1093                 (error "Some execution was failed")))
1094         ;; delete temp-marks
1095         (message "")
1096         (wl-summary-delete-all-refile-marks)
1097         (wl-summary-delete-all-copy-marks)
1098         (wl-summary-delete-all-delete-marks)))
1099   (if wl-summary-buffer-target-mark-list
1100       (progn
1101         (wl-summary-delete-all-target-marks)
1102         (setq wl-summary-buffer-target-mark-list nil)))
1103   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1104   (setq wl-summary-scored nil))
1105
1106 ;; a subroutine for wl-summary-exit/wl-save-status
1107 ;; Note that folder is not commited here.
1108 (defun wl-summary-save-view ()
1109   ;; already in summary buffer.
1110   (when wl-summary-buffer-persistent
1111     ;; save the current summary buffer view.
1112     (if (and wl-summary-cache-use
1113              (or (wl-summary-message-modified-p)
1114                  (wl-summary-mark-modified-p)
1115                  (wl-summary-thread-modified-p)))
1116         (wl-summary-save-view-cache))))
1117
1118 (defun wl-summary-save-status ()
1119   "Save summary view and msgdb."
1120   (interactive)
1121   (if (interactive-p) (message "Saving summary status..."))
1122   (wl-summary-save-view)
1123   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1124   (elmo-folder-check wl-summary-buffer-elmo-folder)
1125   (if wl-use-scoring (wl-score-save))
1126   (if (interactive-p) (message "Saving summary status...done")))
1127
1128 (defun wl-summary-force-exit ()
1129   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1130   (interactive)
1131   (wl-summary-exit 'force-exit))
1132
1133 (defun wl-summary-exit (&optional force-exit)
1134   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1135   (interactive "P")
1136   (let ((summary-buf (current-buffer))
1137         (sticky (wl-summary-sticky-p))
1138         summary-win
1139         message-buf message-win
1140         folder-buf folder-win)
1141     (run-hooks 'wl-summary-exit-pre-hook)
1142     (if wl-summary-buffer-exit-function
1143         (funcall wl-summary-buffer-exit-function)
1144       (if (or force-exit (not sticky))
1145           (wl-summary-cleanup-temp-marks sticky))
1146       (unwind-protect
1147           ;; save summary status
1148           (progn
1149             (wl-summary-save-view)
1150             (if (or force-exit (not sticky))
1151                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1152               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1153               (elmo-folder-check wl-summary-buffer-elmo-folder))
1154             (if wl-use-scoring (wl-score-save)))
1155         ;; for sticky summary
1156         (wl-delete-all-overlays)
1157         (setq wl-summary-buffer-disp-msg nil)
1158         (elmo-kill-buffer wl-summary-search-buf-name)
1159         ;; delete message window if displayed.
1160         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1161             (delete-window (get-buffer-window wl-message-buffer)))
1162         (if (and wl-summary-use-frame
1163                  (> (length (visible-frame-list)) 1))
1164             (delete-frame))
1165         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1166             (if wl-summary-use-frame
1167                 (let (select-frame)
1168                   (save-selected-window
1169                     (dolist (frame (visible-frame-list))
1170                       (select-frame frame)
1171                       (if (get-buffer-window folder-buf)
1172                           (setq select-frame frame))))
1173                   (if select-frame
1174                       (select-frame select-frame)
1175                     (switch-to-buffer folder-buf)))
1176               (if (setq folder-win (get-buffer-window folder-buf))
1177                   ;; folder win is already displayed.
1178                   (select-window folder-win)
1179                 ;; folder win is not displayed.
1180                 (switch-to-buffer folder-buf)))
1181           ;; currently no folder buffer
1182           (wl-folder))
1183         (and wl-folder-move-cur-folder
1184              wl-folder-buffer-cur-point
1185              (goto-char wl-folder-buffer-cur-point))
1186         (setq wl-folder-buffer-cur-path nil)
1187         (setq wl-folder-buffer-cur-entity-id nil)
1188         (wl-delete-all-overlays)
1189         (if wl-summary-exit-next-move
1190             (wl-folder-next-unsync t)
1191           (beginning-of-line))
1192         (if (setq summary-win (get-buffer-window summary-buf))
1193             (delete-window summary-win))
1194         (if (or force-exit
1195                 (not sticky))
1196             (progn
1197               (set-buffer summary-buf)
1198               (kill-buffer summary-buf)))
1199         (run-hooks 'wl-summary-exit-hook)))))
1200
1201 (defun wl-summary-suspend ()
1202   (interactive)
1203   (wl-summary-exit)
1204   (wl-folder-suspend))
1205
1206 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1207   (interactive)
1208   (wl-summary-sync-update unset-cursor nil no-check))
1209
1210 (defsubst wl-summary-sync-all-init ()
1211   (wl-summary-cleanup-temp-marks)
1212   (erase-buffer)
1213   (wl-summary-set-message-modified)
1214   (wl-summary-set-mark-modified)
1215   (setq wl-thread-entity-hashtb (elmo-make-hash
1216                                  (* (length (elmo-msgdb-get-number-alist
1217                                              (wl-summary-buffer-msgdb))) 2)))
1218   (setq wl-thread-entity-list nil)
1219   (setq wl-thread-entities nil)
1220   (setq wl-summary-buffer-number-list nil)
1221   (setq wl-summary-buffer-target-mark-list nil)
1222   (setq wl-summary-buffer-refile-list nil)
1223   (setq wl-summary-buffer-copy-list nil)
1224   (setq wl-summary-buffer-delete-list nil))
1225
1226 (defun wl-summary-sync (&optional unset-cursor force-range)
1227   (interactive)
1228   (let* ((folder wl-summary-buffer-elmo-folder)
1229          (inhibit-read-only t)
1230          (buffer-read-only nil)
1231          (msgdb-dir (elmo-folder-msgdb-path folder))
1232          (range (or force-range (wl-summary-input-range
1233                                  (elmo-folder-name-internal folder)))))
1234     (cond ((string= range "rescan")
1235            (let ((msg (wl-summary-message-number)))
1236              (wl-summary-rescan)
1237              (and msg (wl-summary-jump-to-msg msg))))
1238           ((string= range "rescan-noscore")
1239            (let ((msg (wl-summary-message-number))
1240                  wl-use-scoring)
1241              (wl-summary-rescan)
1242              (and msg (wl-summary-jump-to-msg msg))))
1243           ((string= range "cache-status")
1244            (let ((msg (wl-summary-message-number)))
1245              (wl-summary-resume-cache-status)
1246              (and msg (wl-summary-jump-to-msg msg))))
1247           ((or (string-match "last:" range)
1248                (string-match "first:" range))
1249            (wl-summary-goto-folder-subr (concat "/" range "/"
1250                                                 (elmo-folder-name-internal
1251                                                  folder))
1252             'force-update nil nil t))
1253           (t
1254            (wl-summary-sync-update unset-cursor
1255                                    (cond ((string= range "all") 'all)
1256                                          ((string= range "all-visible")
1257                                           'visible-only)))))))
1258
1259 (defvar wl-summary-edit-addresses-candidate-fields
1260   ;; First element becomes default.
1261   '("from" "to" "cc"))
1262
1263 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1264   (let ((fields wl-summary-edit-addresses-candidate-fields)
1265         body candidates components)
1266     (while fields
1267       (setq body
1268             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1269                        ","))
1270       (setq body (wl-parse-addresses body))
1271       (if body (setq candidates (append candidates body)))
1272       (setq fields (cdr fields)))
1273     (setq candidates (elmo-uniq-list candidates))
1274     (elmo-set-work-buf
1275      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1276      (mapcar (function
1277               (lambda (x)
1278                 (setq components (std11-extract-address-components x))
1279                 (cons (nth 1 components)
1280                       (and (car components)
1281                            (eword-decode-string
1282                             (decode-mime-charset-string
1283                              (car components)
1284                              mime-charset))))))
1285              candidates))))
1286
1287 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1288   ;; returns nil if there's no change.
1289   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1290       (let (char)
1291         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1292                  the-email)
1293         (while (not (or (eq (setq char (read-char)) ?\r)
1294                         (eq char ?\n)
1295                         (eq char ? )
1296                         (eq char ?e)
1297                         (eq char ?c)
1298                         (eq char ?d)))
1299           (message
1300            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1301         (cond
1302          ((or (eq char ?e)
1303               (eq char ?\n)
1304               (eq char ?\r)
1305               (eq char ? ))
1306           ;; Change Addresses
1307           (wl-address-add-or-change
1308            the-email
1309            (wl-address-header-extract-realname
1310             (cdr (assoc
1311                   (let ((completion-ignore-case t) comp)
1312                     (setq comp
1313                           (try-completion the-email wl-address-completion-list))
1314                     (if (equal comp t) the-email comp))
1315                   wl-address-completion-list))))
1316           "edited")
1317          ((eq char ?d)
1318           ;; Delete Addresses
1319           (if (y-or-n-p (format "Delete '%s'? "
1320                                 the-email))
1321               (progn
1322                 (wl-address-delete the-email)
1323                 "deleted")
1324             (message "")
1325             nil))
1326          (t (message "")
1327             nil)))
1328     ;; Add Petname
1329     (wl-address-add-or-change the-email name-in-addr)
1330     "added"))
1331
1332 (defun wl-summary-edit-addresses (&optional addr-str)
1333   "Edit address book interactively.
1334 Optional argument ADDR-STR is used as a target address if specified."
1335   (interactive (if current-prefix-arg
1336                    (list (read-from-minibuffer "Target address: "))))
1337   (if (null (wl-summary-message-number))
1338       (message "No message.")
1339     (save-excursion
1340       (let* ((charset wl-summary-buffer-mime-charset)
1341              (candidates
1342               (with-current-buffer (wl-summary-get-original-buffer)
1343                 (wl-summary-edit-addresses-collect-candidate-fields
1344                  charset)))
1345              address pair result)
1346         (if addr-str
1347             (setq address addr-str)
1348           (when candidates
1349             (setq address (car (car candidates)))
1350             (setq address
1351                   (completing-read
1352                    (format "Target address (%s): " address)
1353                    (mapcar
1354                     (function (lambda (x) (cons (car x) (car x))))
1355                     candidates)
1356                    nil nil nil nil address))))
1357         (when address
1358           (setq pair (assoc address candidates))
1359           (unless pair
1360             (setq pair (cons address nil)))
1361           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1362             ;; update alias
1363             (wl-status-update)
1364             (setq address (assoc (car pair) wl-address-list))
1365             (if address
1366                 (message "%s, %s, <%s> is %s."
1367                          (nth 2 address)
1368                          (nth 1 address)
1369                          (nth 0 address)
1370                          result)))
1371 ;;; i'd like to update summary-buffer, but...
1372 ;;;     (wl-summary-rescan)
1373           (run-hooks 'wl-summary-edit-addresses-hook))))))
1374
1375 (defun wl-summary-incorporate (&optional arg)
1376   "Check and prefetch all uncached messages.
1377 If ARG is non-nil, checking is omitted."
1378   (interactive "P")
1379   (unless arg
1380     (save-excursion
1381       (wl-summary-sync-force-update)))
1382   (wl-summary-prefetch-region (point-min) (point-max)
1383                               wl-summary-incorporate-marks))
1384
1385 (defun wl-summary-prefetch-msg (number &optional arg)
1386   "Returns status-mark. if skipped, returns nil."
1387   ;; prefetching procedure.
1388   (save-excursion
1389     (let* ((msgdb (wl-summary-buffer-msgdb))
1390            (number-alist (elmo-msgdb-get-number-alist msgdb))
1391            (message-id (cdr (assq number number-alist)))
1392            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1393            (wl-message-entity ov)
1394            (entity ov)                  ; backward compatibility.
1395            (size (elmo-msgdb-overview-entity-get-size ov))
1396            (inhibit-read-only t)
1397            (buffer-read-only nil)
1398            (file-cached (elmo-file-cache-exists-p message-id))
1399            (force-read (and size
1400                             (or (and (null wl-prefetch-confirm) arg)
1401                                 (null wl-prefetch-threshold)
1402                                 (< size wl-prefetch-threshold))))
1403            mark new-mark)
1404       (unwind-protect
1405           (progn
1406             (when (and (or arg (not file-cached))
1407                        size (not force-read) wl-prefetch-confirm)
1408               (setq force-read
1409                     (save-restriction
1410                       (widen)
1411                       (y-or-n-p
1412                        (format
1413                         "Message from %s has %d bytes.  Prefetch it? "
1414                         (concat
1415                          "[ "
1416                          (save-match-data
1417                            (wl-set-string-width
1418                             17
1419                             (funcall wl-summary-from-function
1420                              (eword-decode-string
1421                               (elmo-delete-char
1422                                ?\"
1423                                (or
1424                                 (elmo-msgdb-overview-entity-get-from ov)
1425                                 "??")))))) " ]")
1426                         size))))
1427               (message ""))             ; flush.
1428             (setq mark (elmo-msgdb-get-mark msgdb number))
1429             (if force-read
1430                 (save-excursion
1431                   (save-match-data
1432                     ;; online
1433                     (if (or arg (not file-cached))
1434                         (elmo-message-encache
1435                          wl-summary-buffer-elmo-folder
1436                          number))
1437                     (setq new-mark
1438                           (cond
1439                            ((string= mark
1440                                      wl-summary-unread-uncached-mark)
1441                             wl-summary-unread-cached-mark)
1442                            ((string= mark wl-summary-new-mark)
1443                             (setq wl-summary-buffer-new-count
1444                                   (- wl-summary-buffer-new-count 1))
1445                             (setq wl-summary-buffer-unread-count
1446                                   (+ wl-summary-buffer-unread-count 1))
1447                             wl-summary-unread-cached-mark)
1448                            ((string= mark wl-summary-read-uncached-mark)
1449                             nil)
1450                            (t mark)))
1451                     (elmo-msgdb-set-mark msgdb number new-mark)
1452                     (or new-mark (setq new-mark " "))
1453                     (wl-summary-set-mark-modified)
1454                     (wl-summary-update-modeline)
1455                     (wl-folder-update-unread
1456                      (wl-summary-buffer-folder-name)
1457                      (+ wl-summary-buffer-unread-count
1458                         wl-summary-buffer-new-count)))
1459                   new-mark)))))))
1460
1461 ;;(defvar wl-summary-message-uncached-marks
1462 ;;  (list wl-summary-new-mark
1463 ;;      wl-summary-unread-uncached-mark
1464 ;;      wl-summary-read-uncached-mark))
1465
1466 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1467   (interactive "r")
1468   (let ((count 0)
1469         targets
1470         mark length
1471         entity msg
1472         start-pos pos)
1473     (save-excursion
1474       (setq start-pos (point))
1475       (save-restriction
1476         (narrow-to-region beg end)
1477         ;; collect prefetch targets.
1478         (message "Collecting marks...")
1479         (goto-char (point-min))
1480         (while (not (eobp))
1481           (setq mark (wl-summary-persistent-mark)
1482                 msg (wl-summary-message-number))
1483           (if (or (and (null prefetch-marks)
1484                        msg
1485                        (null (elmo-file-cache-exists-p
1486                               (elmo-message-field
1487                                wl-summary-buffer-elmo-folder
1488                                msg
1489                                'message-id))))
1490                   (member mark prefetch-marks))
1491               (setq targets (nconc targets (list msg))))
1492           (setq entity (wl-thread-get-entity msg))
1493           (if (or (not (eq wl-summary-buffer-view 'thread))
1494                   (wl-thread-entity-get-opened entity))
1495               (); opened. no hidden children.
1496             (setq targets (nconc
1497                            targets
1498                            (wl-thread-get-children-msgs-uncached
1499                             msg prefetch-marks))))
1500           (forward-line 1))
1501         (setq length (length targets))
1502         (message "Prefetching...")
1503         (while targets
1504           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1505                                (wl-thread-get-entity (car targets))))
1506                          (progn
1507                            (wl-summary-jump-to-msg (car targets))
1508                            (wl-summary-prefetch))
1509                        (wl-summary-prefetch-msg (car targets))))
1510           (if (if prefetch-marks
1511                   (string= mark wl-summary-unread-cached-mark)
1512                 (or (string= mark wl-summary-unread-cached-mark)
1513                     (string= mark " ")))
1514               (message "Prefetching... %d/%d message(s)"
1515                        (setq count (+ 1 count)) length))
1516           ;; redisplay!
1517           (save-excursion
1518             (setq pos (point))
1519             (goto-char start-pos)
1520             (if (pos-visible-in-window-p pos)
1521                 (save-restriction
1522                   (widen)
1523                   (sit-for 0))))
1524           (setq targets (cdr targets)))
1525         (message "Prefetched %d/%d message(s)" count length)
1526         (cons count length)))))
1527
1528 (defun wl-summary-prefetch (&optional arg)
1529   "Prefetch current message."
1530   (interactive "P")
1531   (save-excursion
1532     (let ((inhibit-read-only t)
1533           (buffer-read-only nil)
1534           (mark (wl-summary-persistent-mark)))
1535       (setq mark (wl-summary-prefetch-msg (wl-summary-message-number) arg))
1536       (when mark
1537         (delete-backward-char 1)
1538         (insert mark)
1539         (if wl-summary-highlight
1540             (wl-highlight-summary-current-line)))
1541       (set-buffer-modified-p nil)
1542       mark)))
1543
1544 (defun wl-summary-delete-marks-on-buffer (marks)
1545   (while marks
1546     (wl-summary-unmark (pop marks))))
1547
1548 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1549   (wl-summary-delete-marks-on-buffer copies))
1550
1551 (defun wl-summary-delete-all-refile-marks ()
1552   (let ((marks wl-summary-buffer-refile-list))
1553     (while marks
1554       (wl-summary-unmark (car (pop marks))))))
1555
1556 (defun wl-summary-delete-all-copy-marks ()
1557   (let ((marks wl-summary-buffer-copy-list))
1558     (while marks
1559       (wl-summary-unmark (car (pop marks))))))
1560
1561 (defun wl-summary-delete-all-delete-marks ()
1562   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1563
1564 (defun wl-summary-delete-all-target-marks ()
1565   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1566
1567 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1568   ;; for summary view cache saving.
1569   (save-excursion
1570     (goto-char (point-min))
1571     (let ((inhibit-read-only t)
1572           (buffer-read-only nil))
1573        (while (not (eobp))
1574         (unless (string= (wl-summary-temp-mark) " ")
1575           (delete-backward-char 1)
1576           (insert " "))
1577         (forward-line 1)))))
1578
1579 (defun wl-summary-mark-as-read-region (beg end)
1580   (interactive "r")
1581   (save-excursion
1582     (save-restriction
1583       (narrow-to-region beg end)
1584       (goto-char (point-min))
1585       (if (eq wl-summary-buffer-view 'thread)
1586           (let (number-list)
1587             (while (not (eobp))
1588               (let* ((number (wl-summary-message-number))
1589                      (entity (wl-thread-get-entity number)))
1590                 (if (wl-thread-entity-get-opened entity)
1591                     (setq number-list (append number-list (list number)))
1592                   (setq number-list
1593                         (append number-list
1594                                 (wl-thread-get-children-msgs number))))
1595                 (forward-line 1)))
1596             (wl-summary-mark-as-read number-list))
1597         (let (number-list)
1598           (while (not (eobp))
1599             (setq number-list
1600                   (append number-list (list (wl-summary-message-number))))
1601             (forward-line 1))
1602           (wl-summary-mark-as-read number-list))))))
1603
1604 (defun wl-summary-mark-as-unread-region (beg end)
1605   (interactive "r")
1606   (save-excursion
1607     (save-restriction
1608       (narrow-to-region beg end)
1609       (goto-char (point-min))
1610       (if (eq wl-summary-buffer-view 'thread)
1611           (let (number-list)
1612             (while (not (eobp))
1613               (let* ((number (wl-summary-message-number))
1614                      (entity (wl-thread-get-entity number)))
1615                 (if (wl-thread-entity-get-opened entity)
1616                     (setq number-list (append number-list (list number)))
1617                   (setq number-list
1618                         (append number-list
1619                                 (wl-thread-get-children-msgs number))))
1620                 (forward-line 1)))
1621             (wl-summary-mark-as-unread number-list))
1622         (let (number-list)
1623           (while (not (eobp))
1624             (setq number-list
1625                   (append number-list (list (wl-summary-message-number))))
1626             (forward-line 1))
1627           (wl-summary-mark-as-unread number-list))))))
1628
1629 (defun wl-summary-mark-as-important-region (beg end)
1630   (interactive "r")
1631   (save-excursion
1632     (save-restriction
1633       (narrow-to-region beg end);(save-excursion (goto-char end)
1634                                         ;    (end-of-line) (point)))
1635       (goto-char (point-min))
1636       (if (eq wl-summary-buffer-view 'thread)
1637           (progn
1638             (while (not (eobp))
1639               (let* ((number (wl-summary-message-number))
1640                      (entity (wl-thread-get-entity number))
1641                      children)
1642                 (if (wl-thread-entity-get-opened entity)
1643                     ;; opened...mark line.
1644                     ;; Crossposts are not processed
1645                     (wl-summary-mark-as-important)
1646                   ;; closed
1647                   (wl-summary-mark-as-important) ; mark itself.
1648                   (setq children
1649                         (delq number (wl-thread-get-children-msgs number)))
1650                   (while children
1651                     (wl-thread-msg-mark-as-important (car children))
1652                     (setq children (cdr children))))
1653                 (forward-line 1))))
1654         (while (not (eobp))
1655           (wl-summary-mark-as-important)
1656           (forward-line 1)))))
1657   (wl-summary-count-unread)
1658   (wl-summary-update-modeline))
1659
1660 (defun wl-summary-mark-as-read-all ()
1661   (interactive)
1662   (if (or (not (interactive-p))
1663           (y-or-n-p "Mark all messages as read? "))
1664       (let* ((folder wl-summary-buffer-elmo-folder)
1665              (cur-buf (current-buffer))
1666              (msgdb (wl-summary-buffer-msgdb))
1667              (inhibit-read-only t)
1668              (buffer-read-only nil)
1669              (case-fold-search nil)
1670              msg mark)
1671         (message "Setting all msgs as read...")
1672         (elmo-folder-mark-as-read folder
1673                                   (elmo-folder-list-unreads
1674                                    folder
1675                                    (list wl-summary-unread-cached-mark
1676                                          wl-summary-unread-uncached-mark
1677                                          wl-summary-new-mark)))
1678         (save-excursion
1679           (goto-char (point-min))
1680           (while (not (eobp))
1681             (setq msg (wl-summary-message-number))
1682             (setq mark (wl-summary-persistent-mark))
1683             (when (and (not (string= mark " "))
1684                        (not (string= mark wl-summary-important-mark))
1685                        (not (string= mark wl-summary-read-uncached-mark)))
1686               (delete-backward-char 1)
1687               (if (or (not (elmo-message-use-cache-p folder msg))
1688                       (string= mark wl-summary-unread-cached-mark))
1689                   (progn
1690                     (insert " ")
1691                     (elmo-msgdb-set-mark msgdb msg nil))
1692                 ;; New mark and unread-uncached mark
1693                 (insert wl-summary-read-uncached-mark)
1694                 (elmo-msgdb-set-mark
1695                  msgdb msg wl-summary-read-uncached-mark))
1696               (if wl-summary-highlight
1697                   (wl-highlight-summary-current-line nil nil t)))
1698             (forward-line 1)))
1699         (elmo-folder-replace-marks
1700          folder
1701          (list (cons wl-summary-unread-cached-mark
1702                      nil)
1703                (cons wl-summary-unread-uncached-mark
1704                      wl-summary-read-uncached-mark)
1705                (cons wl-summary-new-mark
1706                      wl-summary-read-uncached-mark)))
1707         (wl-summary-set-mark-modified)
1708         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1709         (setq wl-summary-buffer-unread-count 0)
1710         (setq wl-summary-buffer-new-count    0)
1711         (wl-summary-update-modeline)
1712         (message "Setting all msgs as read...done")
1713         (set-buffer-modified-p nil))))
1714
1715 (defun wl-summary-delete-cache ()
1716   "Delete cache of current message."
1717   (interactive)
1718   (save-excursion
1719     (let* ((inhibit-read-only t)
1720            (buffer-read-only nil)
1721            (folder wl-summary-buffer-elmo-folder)
1722            (msgdb (wl-summary-buffer-msgdb))
1723            (number-alist (elmo-msgdb-get-number-alist msgdb))
1724            (case-fold-search nil)
1725            mark number unread new-mark)
1726       (setq mark (wl-summary-persistent-mark))
1727       (cond
1728        ((or (string= mark wl-summary-new-mark)
1729             (string= mark wl-summary-unread-uncached-mark)
1730             (string= mark wl-summary-important-mark))
1731         ;; noop
1732         )
1733        ((string= mark wl-summary-unread-cached-mark)
1734         (setq new-mark wl-summary-unread-uncached-mark))
1735        (t
1736         (setq new-mark wl-summary-read-uncached-mark)))
1737       (when new-mark
1738         (setq number (wl-summary-message-number))
1739         (delete-backward-char 1)
1740         (insert new-mark)
1741         (elmo-file-cache-delete
1742          (elmo-file-cache-get-path
1743           (elmo-message-field wl-summary-buffer-elmo-folder
1744                               number
1745                               'message-id)))
1746         (elmo-msgdb-set-mark msgdb number new-mark)
1747         (wl-summary-set-mark-modified)
1748         (if wl-summary-highlight
1749             (wl-highlight-summary-current-line nil nil t))
1750         (set-buffer-modified-p nil)))))
1751
1752 (defun wl-summary-resume-cache-status ()
1753   "Resume the cache status of all messages in the current folder."
1754   (interactive)
1755   (let* ((folder wl-summary-buffer-elmo-folder)
1756          (cur-buf (current-buffer))
1757          (msgdb (wl-summary-buffer-msgdb))
1758          (number-alist (elmo-msgdb-get-number-alist msgdb))
1759          (inhibit-read-only t)
1760          (buffer-read-only nil)
1761          (case-fold-search nil)
1762          msg mark msgid set-mark)
1763     (message "Resuming cache status...")
1764     (save-excursion
1765       (goto-char (point-min))
1766       (while (not (eobp))
1767         (setq msg (wl-summary-message-number))
1768         (setq mark (wl-summary-persistent-mark))
1769         (setq msgid (elmo-msgdb-get-field msgdb msg 'message-id))
1770         (setq set-mark nil)
1771         (if (elmo-file-cache-exists-p msgid)
1772             (if (or
1773                  (string= mark wl-summary-unread-uncached-mark) ; U -> !
1774                  (string= mark wl-summary-new-mark)             ; N -> !
1775                  )
1776                 (setq set-mark wl-summary-unread-cached-mark)
1777               (if (string= mark wl-summary-read-uncached-mark)  ; u -> ' '
1778                   (setq set-mark " ")))
1779           (if (string= mark " ")
1780               (setq set-mark wl-summary-read-uncached-mark)     ;' ' -> u
1781             (if (string= mark wl-summary-unread-cached-mark)
1782                 (setq set-mark wl-summary-unread-uncached-mark) ; !  -> U
1783               )))
1784         (when set-mark
1785           (delete-backward-char 1)
1786           (insert set-mark)
1787           (elmo-msgdb-set-mark msgdb msg
1788                                (if (string= set-mark " ") nil set-mark))
1789           (if wl-summary-highlight
1790               (wl-highlight-summary-current-line)))
1791         (forward-line 1))
1792       (wl-summary-set-mark-modified)
1793       (wl-summary-count-unread)
1794       (wl-summary-update-modeline)
1795       (message "Resuming cache status...done")
1796       (set-buffer-modified-p nil))))
1797
1798 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1799   (interactive)
1800   (save-excursion
1801     (let ((inhibit-read-only t)
1802           (buffer-read-only nil)
1803           (msgs2 msgs)
1804           (len (length msgs))
1805           (i 0)
1806           update-list)
1807       (elmo-kill-buffer wl-summary-search-buf-name)
1808       (while msgs
1809         (if (eq wl-summary-buffer-view 'thread)
1810             (progn
1811               ;; don't use wl-append(nconc), because list is broken. ...why?
1812               (setq update-list
1813                     (append update-list
1814                             (wl-thread-delete-message (car msgs))))
1815               (setq update-list (delq (car msgs) update-list)))
1816           (goto-char (point-min))
1817           (if (wl-summary-jump-to-msg (car msgs))
1818               (progn
1819                 (delete-region (point-at-bol) (point-at-eol))
1820                 (delete-char 1) ; delete '\n'
1821                 (setq wl-summary-buffer-number-list
1822                       (delq (car msgs) wl-summary-buffer-number-list)))))
1823         (when (and deleting-info
1824                    (> len elmo-display-progress-threshold))
1825           (setq i (1+ i))
1826           (if (or (zerop (% i 5)) (= i len))
1827               (elmo-display-progress
1828                'wl-summary-delete-messages-on-buffer deleting-info
1829                (/ (* i 100) len))))
1830         (setq msgs (cdr msgs)))
1831       (when (eq wl-summary-buffer-view 'thread)
1832         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1833                                     (unless deleting-info 'no-msg))
1834         (wl-thread-cleanup-symbols msgs2))
1835       (wl-summary-count-unread)
1836       (wl-summary-update-modeline)
1837       (wl-folder-update-unread
1838        (wl-summary-buffer-folder-name)
1839        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1840
1841 (defun wl-summary-replace-status-marks (before after)
1842   "Replace the status marks on buffer."
1843   (interactive)
1844   (save-excursion
1845     (goto-char (point-min))
1846     (let ((inhibit-read-only t)
1847           (buffer-read-only nil))
1848       (while (not (eobp))
1849         (when (string= (wl-summary-persistent-mark) before)
1850           (delete-backward-char 1)
1851           (insert after)
1852           (if wl-summary-highlight
1853               (wl-highlight-summary-current-line)))
1854         (forward-line 1)))))
1855
1856 (defun wl-summary-get-delete-folder (folder)
1857   (if (string= folder wl-trash-folder)
1858       'null
1859     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1860                      'trash)))
1861       (cond ((stringp type)
1862              type)
1863             ((or (equal type 'remove) (equal type 'null))
1864              'null)
1865             (t;; (equal type 'trash)
1866              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1867                (unless (elmo-folder-exists-p trash-folder)
1868                  (if (y-or-n-p
1869                       (format "Trash Folder %s does not exist, create it? "
1870                               wl-trash-folder))
1871                      (elmo-folder-create trash-folder)
1872                    (error "Trash Folder is not created"))))
1873                wl-trash-folder)))))
1874
1875 (defun wl-summary-get-append-message-func ()
1876   (if (eq wl-summary-buffer-view 'thread)
1877       'wl-summary-insert-thread-entity
1878     'wl-summary-insert-sequential))
1879
1880 (defun wl-summary-sort ()
1881   (interactive)
1882   (wl-summary-rescan
1883    (completing-read
1884     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1885     (mapcar (lambda (spec)
1886               (list (symbol-name spec)))
1887             wl-summary-sort-specs)
1888     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1889
1890 (defun wl-summary-sync-marks ()
1891   "Update marks in summary."
1892   (interactive)
1893   (let ((last-progress 0)
1894         (i 0)
1895         unread-marks importants unreads
1896         importants-in-db unreads-in-db diff diffs
1897         mes progress)
1898     ;; synchronize marks.
1899     (when (not (eq (elmo-folder-type-internal
1900                     wl-summary-buffer-elmo-folder)
1901                    'internal))
1902       (message "Updating marks...")
1903       (setq unread-marks (list wl-summary-unread-cached-mark
1904                                wl-summary-unread-uncached-mark
1905                                wl-summary-new-mark)
1906             importants-in-db (elmo-folder-list-messages-mark-match
1907                               wl-summary-buffer-elmo-folder
1908                               (regexp-quote wl-summary-important-mark))
1909             unreads-in-db (elmo-folder-list-messages-mark-match
1910                            wl-summary-buffer-elmo-folder
1911                            (wl-regexp-opt unread-marks))
1912             importants (elmo-folder-list-importants
1913                         wl-summary-buffer-elmo-folder
1914                         wl-summary-important-mark)
1915             unreads (elmo-folder-list-unreads
1916                      wl-summary-buffer-elmo-folder
1917                      unread-marks))
1918       (setq diff (elmo-list-diff importants importants-in-db))
1919       (setq diffs (cadr diff)) ; important-deletes
1920       (setq mes (format "Updated (-%d" (length diffs)))
1921       (while diffs
1922         (wl-summary-mark-as-important (car diffs)
1923                                       wl-summary-important-mark
1924                                       'no-server)
1925         (setq diffs (cdr diffs)))
1926       (setq diffs (car diff)) ; important-appends
1927       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1928       (while diffs
1929         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1930         (setq diffs (cdr diffs)))
1931       (setq diff (elmo-list-diff unreads unreads-in-db))
1932       (setq diffs (cadr diff))
1933       (setq mes (concat mes (format "(-%d" (length diffs))))
1934       (while diffs
1935         (wl-summary-mark-as-read (car diffs) 'no-folder)
1936         (setq diffs (cdr diffs)))
1937       (setq diffs (car diff)) ; unread-appends
1938       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1939       (while diffs
1940         (wl-summary-mark-as-unread (car diffs) 'no-server)
1941         (setq diffs (cdr diffs)))
1942       (if (interactive-p) (message mes)))))
1943
1944 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
1945   "Update the summary view to the newest folder status."
1946   (interactive)
1947   (let* ((folder wl-summary-buffer-elmo-folder)
1948          (case-fold-search nil)
1949          (elmo-mime-charset wl-summary-buffer-mime-charset)
1950          (inhibit-read-only t)
1951          (buffer-read-only nil)
1952          gc-message
1953          overview number-alist
1954          curp num i new-msgdb
1955          append-list delete-list crossed
1956          update-thread update-top-list
1957          expunged mes sync-result entity)
1958     (unwind-protect
1959         (progn
1960           (unless wl-summary-buffer-elmo-folder
1961             (error "(Internal error) Folder is not set:%s" (buffer-name
1962                                                             (current-buffer))))
1963           (fset 'wl-summary-append-message-func-internal
1964                 (wl-summary-get-append-message-func))
1965           ;; Flush pending append operations (disconnected operation).
1966           ;;(setq seen-list
1967           ;;(wl-summary-flush-pending-append-operations seen-list))
1968           (goto-char (point-max))
1969           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1970           (setq sync-result (elmo-folder-synchronize
1971                              folder
1972                              wl-summary-new-mark
1973                              wl-summary-unread-uncached-mark
1974                              wl-summary-unread-cached-mark
1975                              wl-summary-read-uncached-mark
1976                              wl-summary-important-mark
1977                              sync-all no-check))
1978           (setq new-msgdb (nth 0 sync-result))
1979           (setq delete-list (nth 1 sync-result))
1980           (setq crossed (nth 2 sync-result))
1981           (if sync-result
1982               (progn
1983                 ;; Setup sync-all
1984                 (if sync-all (wl-summary-sync-all-init))
1985 ;    (if (and has-nntp
1986 ;            (elmo-nntp-max-number-precedes-list-active-p))
1987         ;; XXX this does not work correctly in rare case.
1988 ;       (setq delete-list
1989 ;             (wl-summary-delete-canceled-msgs-from-list
1990 ;              delete-list
1991 ;              (wl-summary-buffer-msgdb))))
1992                 (when delete-list
1993                   (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
1994                   (message "Deleting...done"))
1995                 (when new-msgdb
1996                   (wl-summary-replace-status-marks
1997                    wl-summary-new-mark
1998                    wl-summary-unread-uncached-mark))
1999                 (setq append-list (elmo-msgdb-get-overview new-msgdb))
2000                 (setq curp append-list)
2001                 (setq num (length curp))
2002                 (when append-list
2003                   (setq i 0)
2004
2005                   ;; set these value for append-message-func
2006                   (setq overview (elmo-msgdb-get-overview
2007                                   (elmo-folder-msgdb folder)))
2008                   (setq number-alist (elmo-msgdb-get-number-alist
2009                                       (elmo-folder-msgdb folder)))
2010
2011                   (setq wl-summary-delayed-update nil)
2012                   (elmo-kill-buffer wl-summary-search-buf-name)
2013                   (while curp
2014                     (setq entity (car curp))
2015                     (when (setq update-thread
2016                                 (wl-summary-append-message-func-internal
2017                                  entity (elmo-folder-msgdb folder)
2018                                  (not sync-all)))
2019                       (wl-append update-top-list update-thread))
2020                     (if elmo-use-database
2021                         (elmo-database-msgid-put
2022                          (car entity) (elmo-folder-name-internal folder)
2023                          (elmo-msgdb-overview-entity-get-number entity)))
2024                     (setq curp (cdr curp))
2025                     (when (> num elmo-display-progress-threshold)
2026                       (setq i (+ i 1))
2027                       (if (or (zerop (% i 5)) (= i num))
2028                           (elmo-display-progress
2029                            'wl-summary-sync-update "Updating thread..."
2030                            (/ (* i 100) num)))))
2031                   (when wl-summary-delayed-update
2032                     (while wl-summary-delayed-update
2033                       (message "Parent (%d) of message %d is no entity"
2034                                (caar wl-summary-delayed-update)
2035                                (elmo-msgdb-overview-entity-get-number
2036                                 (cdar wl-summary-delayed-update)))
2037                       (when (setq update-thread
2038                                   (wl-summary-append-message-func-internal
2039                                    (cdar wl-summary-delayed-update)
2040                                    (elmo-folder-msgdb folder)
2041                                    (not sync-all) t))
2042                         (wl-append update-top-list update-thread))
2043                       (setq wl-summary-delayed-update
2044                             (cdr wl-summary-delayed-update))))
2045                   (when (and (eq wl-summary-buffer-view 'thread)
2046                              update-top-list)
2047                     (wl-thread-update-indent-string-thread
2048                      (elmo-uniq-list update-top-list)))
2049                   (message "Updating thread...done"))
2050                 (unless (eq wl-summary-buffer-view 'thread)
2051                   (wl-summary-make-number-list))
2052                 (wl-summary-set-message-modified)
2053                 (wl-summary-set-mark-modified)
2054                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2055                   (elmo-kill-buffer wl-summary-search-buf-name)
2056                   (message "Inserting thread...")
2057                   (wl-thread-insert-top)
2058                   (message "Inserting thread...done"))
2059                 (if elmo-use-database
2060                     (elmo-database-close))
2061                 (run-hooks 'wl-summary-sync-updated-hook)
2062                 (setq mes
2063                       (if (and (eq (length delete-list) 0)
2064                                (eq num 0))
2065                           (format
2066                            "No updates for \"%s\"" (elmo-folder-name-internal
2067                                                     folder))
2068                         (format "Updated (-%d/+%d) message(s)"
2069                                 (length delete-list) num))))
2070             (setq mes "Quit updating.")))
2071       ;; synchronize marks.
2072       (if (and wl-summary-auto-sync-marks sync-result)
2073           (wl-summary-sync-marks))
2074       ;; scoring
2075       (when wl-use-scoring
2076         (setq wl-summary-scored nil)
2077         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2078                                   (and sync-all
2079                                        (wl-summary-rescore-msgs number-alist))
2080                                   sync-all)
2081         (when (and wl-summary-scored
2082                    (setq expunged (wl-summary-score-update-all-lines)))
2083           (setq mes (concat mes
2084                             (format " (%d expunged)"
2085                                     (length expunged))))))
2086       (if (and crossed (> crossed 0))
2087           (setq mes
2088                 (if mes
2089                     (concat mes
2090                             (format " (%d crosspost)" crossed))
2091                   (format "%d crosspost message(s)" crossed)))
2092         (and mes (setq mes (concat mes "."))))
2093       ;; Update Folder mode
2094       (wl-folder-set-folder-updated
2095        (elmo-folder-name-internal folder)
2096        (list 0
2097              (let ((pair (wl-summary-count-unread)))
2098                (+ (car pair) (cdr pair)))
2099              (elmo-folder-messages folder)))
2100       (wl-summary-update-modeline)
2101       ;;
2102       (unless unset-cursor
2103         (goto-char (point-min))
2104         (if (not (wl-summary-cursor-down t))
2105             (progn
2106               (goto-char (point-max))
2107               (forward-line -1))
2108           (if (and wl-summary-highlight
2109                    (not (get-text-property (point) 'face)))
2110               (save-excursion
2111                 (forward-line (- 0
2112                                  (or
2113                                   wl-summary-partial-highlight-above-lines
2114                                   wl-summary-highlight-partial-threshold)))
2115                 (wl-highlight-summary (point) (point-max))))))
2116       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2117       (wl-delete-all-overlays)
2118       (set-buffer-modified-p nil)
2119       (if mes (message "%s" mes)))))
2120
2121 (defun wl-summary-set-score-mark (mark)
2122   (save-excursion
2123     (beginning-of-line)
2124     (let ((inhibit-read-only t)
2125           (buffer-read-only nil)
2126           msg-num
2127           cur-mark)
2128       (setq msg-num (wl-summary-message-number))
2129       (setq cur-mark (wl-summary-temp-mark))
2130       (when (member cur-mark (list " "
2131                                    wl-summary-score-below-mark
2132                                    wl-summary-score-over-mark))
2133         (delete-backward-char 1)
2134         (insert mark)
2135         (if wl-summary-highlight
2136             (wl-highlight-summary-current-line nil nil t))
2137         (set-buffer-modified-p nil)))))
2138
2139 (defun wl-summary-get-score-mark (msg-num)
2140   (let ((score (cdr (assq msg-num wl-summary-scored))))
2141     (if score
2142         (cond ((< score wl-summary-default-score)
2143                "-")
2144               ((> score wl-summary-default-score)
2145                "+")))))
2146
2147 (defun wl-summary-update-modeline ()
2148   (setq wl-summary-buffer-mode-line
2149         (funcall wl-summary-buffer-mode-line-formatter)))
2150
2151 (defun wl-summary-jump-to-msg (&optional number)
2152   (interactive)
2153   (let ((num (or number
2154                  (string-to-int
2155                   (read-from-minibuffer "Jump to Message(No.): ")))))
2156     (setq num (int-to-string num))
2157     (beginning-of-line)
2158     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
2159                  (progn (backward-char 1) t))
2160             (re-search-backward (concat "\r" num "[^0-9]") nil t))
2161         (progn (beginning-of-line) t)
2162       nil)))
2163
2164 (defun wl-summary-highlight-msgs (msgs)
2165   (save-excursion
2166     (let ((len (length msgs))
2167           i)
2168       (message "Hilighting...")
2169       (setq i 0)
2170       (while msgs
2171         (if (wl-summary-jump-to-msg (car msgs))
2172             (wl-highlight-summary-current-line))
2173         (setq msgs (cdr msgs))
2174         (when (> len elmo-display-progress-threshold)
2175           (setq i (+ i 1))
2176           (if (or (zerop (% i 5)) (= i len))
2177               (elmo-display-progress
2178                'wl-summary-highlight-msgs "Highlighting..."
2179                (/ (* i 100) len)))))
2180       (message "Highlighting...done"))))
2181
2182 (defun wl-summary-message-number ()
2183   (save-excursion
2184     (beginning-of-line)
2185     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2186             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2187         (string-to-int (wl-match-buffer 1))
2188       nil)))
2189
2190 (defun wl-summary-delete-all-msgs ()
2191   (interactive)
2192   (let ((cur-buf (current-buffer))
2193         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2194     (set-buffer cur-buf)
2195     (if (null dels)
2196         (message "No message to delete.")
2197       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2198                             (wl-summary-buffer-folder-name)
2199                             (length dels)))
2200           (progn
2201             (message "Deleting...")
2202             (elmo-folder-delete-messages
2203              wl-summary-buffer-elmo-folder dels)
2204             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2205                                     dels)
2206 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2207             (wl-summary-set-message-modified)
2208             (wl-summary-set-mark-modified)
2209             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2210                                           (list 0 0 0))
2211 ;;; for thread.
2212 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2213             (setq wl-summary-buffer-unread-count 0)
2214             (setq wl-summary-buffer-new-count    0)
2215             (wl-summary-update-modeline)
2216             (set-buffer cur-buf)
2217             (let ((inhibit-read-only t)
2218                   (buffer-read-only nil))
2219               (erase-buffer))
2220 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2221             (message "Deleting...done")
2222             t)
2223         nil))))
2224
2225 (defun wl-summary-toggle-thread (&optional arg)
2226   "Toggle thread status (T)hread and (S)equential.
2227 If ARG, without confirm."
2228   (interactive "P")
2229   (when (or arg
2230             (y-or-n-p (format "Toggle threading? (y=%s): "
2231                               (if (eq wl-summary-buffer-view 'thread)
2232                                   "\"off\"" "\"on\""))))
2233     (if (eq wl-summary-buffer-view 'thread)
2234         (setq wl-summary-buffer-view 'sequence)
2235       (setq wl-summary-buffer-view 'thread))
2236     (wl-summary-update-modeline)
2237     (force-mode-line-update)
2238     (wl-summary-rescan)))
2239
2240 (defun wl-summary-load-file-object (filename)
2241   "Load lisp object from dir."
2242   (save-excursion
2243     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2244           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2245           insert-file-contents-post-hook
2246           ret-val)
2247       (if (not (file-readable-p filename))
2248           ()
2249         (set-buffer tmp-buffer)
2250         (as-binary-input-file (insert-file-contents filename))
2251         (setq ret-val
2252               (condition-case nil
2253                   (read (current-buffer))
2254                 (error (error "Reading failed")))))
2255       (kill-buffer tmp-buffer)
2256       ret-val)))
2257
2258 (defun wl-summary-goto-folder (&optional arg)
2259   (interactive "P")
2260   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2261
2262 (defun wl-summary-goto-folder-sticky ()
2263   (interactive)
2264   (wl-summary-goto-folder-subr nil nil nil t t))
2265
2266 (defun wl-summary-goto-last-visited-folder ()
2267   (interactive)
2268   (let ((entity
2269          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2270                                           wl-folder-entity
2271                                           'folder)))
2272     (if entity (wl-folder-set-current-entity-id
2273                 (wl-folder-get-entity-id entity))))
2274   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2275
2276 (defun wl-summary-sticky-p (&optional folder)
2277   (if folder
2278       (get-buffer (wl-summary-sticky-buffer-name
2279                    (elmo-folder-name-internal folder)))
2280     (not (string= wl-summary-buffer-name (buffer-name)))))
2281
2282 (defun wl-summary-always-sticky-folder-p (folder)
2283   (or (eq t wl-summary-always-sticky-folder-list)
2284       (wl-string-match-member
2285        (elmo-folder-name-internal folder)
2286        wl-summary-always-sticky-folder-list)))
2287
2288 (defun wl-summary-stick (&optional force)
2289   "Make current summary buffer sticky."
2290   (interactive "P")
2291   (if (wl-summary-sticky-p)
2292       (message "Current summary buffer is already sticky.")
2293     (when (or force (y-or-n-p "Stick current summary buffer? "))
2294       (wl-summary-toggle-disp-msg 'off)
2295       (wl-summary-switch-to-clone-buffer
2296        (wl-summary-sticky-buffer-name
2297         (wl-summary-buffer-folder-name)))
2298 ;;; ???hang up
2299 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2300 ;;;                   (wl-summary-buffer-folder-name))))
2301       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2302
2303 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2304   (let ((cur-buf (current-buffer))
2305         (msg (wl-summary-message-number))
2306         (buf (get-buffer-create buffer-name))
2307         (folder wl-summary-buffer-elmo-folder)
2308         (copy-variables
2309          (append '(wl-summary-buffer-view
2310                    wl-summary-buffer-refile-list
2311                    wl-summary-buffer-delete-list
2312                    wl-summary-buffer-copy-list
2313                    wl-summary-buffer-target-mark-list
2314                    wl-summary-buffer-elmo-folder
2315                    wl-summary-buffer-number-column
2316                    wl-summary-buffer-temp-mark-column
2317                    wl-summary-buffer-persistent-mark-column
2318                    wl-summary-buffer-message-modified
2319                    wl-summary-buffer-mark-modified
2320                    wl-summary-buffer-thread-modified
2321                    wl-summary-buffer-number-list
2322                    wl-summary-buffer-msgdb
2323                    wl-summary-buffer-folder-name
2324                    wl-summary-buffer-line-formatter)
2325                  (and (eq wl-summary-buffer-view 'thread)
2326                       '(wl-thread-entity-hashtb
2327                         wl-thread-entities
2328                         wl-thread-entity-list))
2329                  (and wl-use-scoring
2330                       '(wl-summary-scored
2331                         wl-summary-default-score
2332                         wl-summary-important-above
2333                         wl-summary-target-above
2334                         wl-summary-mark-below
2335                         wl-summary-expunge-below))
2336                  (and (featurep 'wl-score)
2337                       '(wl-current-score-file
2338                         wl-score-alist)))))
2339     (set-buffer buf)
2340     (wl-summary-mode)
2341     (wl-summary-buffer-set-folder folder)
2342     (let ((buffer-read-only nil))
2343       (insert-buffer cur-buf))
2344     (set-buffer-modified-p nil)
2345     (while copy-variables
2346       (set (car copy-variables)
2347            (save-excursion
2348              (set-buffer cur-buf)
2349              (symbol-value (car copy-variables))))
2350       (setq copy-variables (cdr copy-variables)))
2351     (switch-to-buffer buf)
2352     (kill-buffer cur-buf)
2353     (wl-summary-count-unread)
2354     (wl-summary-update-modeline)
2355     (if msg
2356         (if (eq wl-summary-buffer-view 'thread)
2357             (wl-thread-jump-to-msg msg)
2358           (wl-summary-jump-to-msg msg))
2359       (goto-char (point-max))
2360       (beginning-of-line))))
2361
2362 (defun wl-summary-get-buffer (folder)
2363   (or (and folder
2364            (get-buffer (wl-summary-sticky-buffer-name folder)))
2365       (get-buffer wl-summary-buffer-name)))
2366
2367 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2368   (if force-sticky
2369       (get-buffer-create
2370        (wl-summary-sticky-buffer-name name))
2371     (or (get-buffer (wl-summary-sticky-buffer-name name))
2372         (get-buffer-create wl-summary-buffer-name))))
2373
2374 (defun wl-summary-make-number-list ()
2375   (setq wl-summary-buffer-number-list
2376         (mapcar
2377          (lambda (x) (elmo-msgdb-overview-entity-get-number x))
2378          (elmo-msgdb-get-overview (wl-summary-buffer-msgdb)))))
2379
2380 (defun wl-summary-auto-select-msg-p (unread-msg)
2381   (and unread-msg
2382        (not (string=
2383              (elmo-msgdb-get-mark
2384               (wl-summary-buffer-msgdb)
2385               unread-msg)
2386              wl-summary-important-mark))))
2387
2388 (defsubst wl-summary-open-folder (folder)
2389   ;; Select folder
2390   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2391     (unwind-protect
2392         (elmo-folder-open folder 'load-msgdb)
2393       ;; For compatibility
2394       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2395       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2396                                            folder)))))
2397
2398 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2399                                               sticky interactive scoring
2400                                               force-exit)
2401   "Display target folder on summary."
2402   (interactive)
2403   (let* ((keep-cursor (memq this-command
2404                             wl-summary-keep-cursor-command))
2405          (name (or name (wl-summary-read-folder wl-default-folder)))
2406          (cur-fld wl-summary-buffer-elmo-folder)
2407          folder buf mes hilit reuse-buf
2408          retval entity)
2409     (if (string= name "")
2410         (setq name wl-default-folder))
2411     (setq folder (wl-folder-get-elmo-folder name))
2412     (when (and (not (string=
2413                      (and cur-fld (elmo-folder-name-internal cur-fld))
2414                      (elmo-folder-name-internal folder))) ; folder is moved.
2415                (eq major-mode 'wl-summary-mode)) ; called in summary.
2416       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2417       (run-hooks 'wl-summary-exit-pre-hook)
2418       (if (or force-exit (not (wl-summary-sticky-p)))
2419           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2420       (wl-summary-save-view)
2421       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2422       (if (and (wl-summary-sticky-p) force-exit)
2423           (kill-buffer (current-buffer))))
2424     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2425                                             sticky))
2426     (setq reuse-buf
2427           (save-excursion
2428             (set-buffer buf)
2429             (string= (elmo-folder-name-internal folder)
2430                      (wl-summary-buffer-folder-name))))
2431     (unwind-protect
2432         (if reuse-buf
2433             (if interactive
2434                 (switch-to-buffer buf)
2435               (set-buffer buf))
2436           (if other-window
2437               (delete-other-windows))
2438           (set-buffer buf)
2439           (unless (eq major-mode 'wl-summary-mode)
2440             (wl-summary-mode))
2441           (wl-summary-buffer-set-folder folder)
2442           (setq wl-summary-buffer-disp-msg nil)
2443           (setq wl-summary-buffer-last-displayed-msg nil)
2444           (setq wl-summary-buffer-current-msg nil)
2445           (let ((case-fold-search nil)
2446                 (inhibit-read-only t)
2447                 (buffer-read-only nil))
2448             (erase-buffer)
2449             ;; Resume summary view
2450             (if wl-summary-cache-use
2451                 (let* ((dir (elmo-folder-msgdb-path folder))
2452                        (cache (expand-file-name wl-summary-cache-file dir))
2453                        (view (expand-file-name wl-summary-view-file dir)))
2454                   (when (file-exists-p cache)
2455                     (insert-file-contents-as-binary cache)
2456                     (elmo-set-buffer-multibyte
2457                      default-enable-multibyte-characters)
2458                     (decode-mime-charset-region
2459                      (point-min)(point-max)
2460                      wl-summary-buffer-mime-charset 'LF))
2461                   (if (file-exists-p view)
2462                       (setq wl-summary-buffer-view
2463                             (wl-summary-load-file-object view))
2464                     (setq wl-summary-buffer-view
2465                           (or (wl-get-assoc-list-value
2466                                wl-summary-default-view-alist
2467                                (elmo-folder-name-internal folder))
2468                               wl-summary-default-view)))
2469                   (wl-thread-resume-entity folder)
2470                   (wl-summary-open-folder folder))
2471               (setq wl-summary-buffer-view
2472                     (wl-summary-load-file-object
2473                      (expand-file-name wl-summary-view-file
2474                                        (elmo-folder-msgdb-path folder))))
2475               (wl-summary-open-folder folder)
2476               (wl-summary-rescan))
2477             (wl-summary-count-unread)
2478             (wl-summary-update-modeline)))
2479       (unless (eq wl-summary-buffer-view 'thread)
2480         (wl-summary-make-number-list))
2481       (when (and wl-summary-cache-use
2482                  (or (and wl-summary-check-line-format
2483                           (wl-summary-line-format-changed-p))
2484                      (wl-summary-view-old-p)))
2485         (wl-summary-rescan))
2486       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2487       (unless (and reuse-buf keep-cursor)
2488         ;(setq hilit wl-summary-highlight)
2489         (unwind-protect
2490             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2491                   (wl-use-scoring
2492                    (if (or scoring interactive) wl-use-scoring)))
2493               (if (and (not scan-type)
2494                        interactive
2495                        (not wl-ask-range))
2496                   (setq scan-type (wl-summary-get-sync-range folder)))
2497               (cond
2498                ((eq scan-type nil)
2499                 (wl-summary-sync 'unset-cursor))
2500                ((eq scan-type 'all)
2501                 (wl-summary-sync 'unset-cursor "all"))
2502                ((eq scan-type 'no-sync))
2503                ((or (eq scan-type 'force-update)
2504                     (eq scan-type 'update))
2505                 (setq mes (wl-summary-sync-force-update
2506                            'unset-cursor 'no-check)))))
2507           (if interactive
2508               (switch-to-buffer buf)
2509             (set-buffer buf))
2510           ;; stick always-sticky-folder
2511           (when (wl-summary-always-sticky-folder-p folder)
2512             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2513           (run-hooks 'wl-summary-prepared-pre-hook)
2514           (set-buffer-modified-p nil)
2515           (goto-char (point-min))
2516           (if (wl-summary-cursor-down t)
2517               (let ((unreadp (wl-summary-next-message
2518                               (wl-summary-message-number)
2519                               'down t)))
2520                 (cond ((and wl-auto-select-first
2521                             (wl-summary-auto-select-msg-p unreadp))
2522                        ;; wl-auto-select-first is non-nil and
2523                        ;; unreadp is non-nil but not important
2524                        (setq retval 'disp-msg))
2525                       ((and wl-auto-prefetch-first
2526                             (wl-summary-auto-select-msg-p unreadp))
2527                        ;; wl-auto-select-first is non-nil and
2528                        ;; unreadp is non-nil but not important
2529                        (setq retval 'prefetch-msg))
2530                       ((not (wl-summary-auto-select-msg-p unreadp))
2531                        ;; unreadp is nil or important
2532                        (setq retval 'more-next))))
2533             (goto-char (point-max))
2534             (if (elmo-folder-plugged-p folder)
2535                 (forward-line -1)
2536               (wl-summary-prev))
2537             (setq retval 'more-next))
2538           ;(setq wl-summary-highlight hilit)
2539           (if (and wl-summary-highlight
2540                    (not wl-summary-lazy-highlight)
2541                    (not reuse-buf))
2542               (if (and wl-summary-highlight-partial-threshold
2543                        (> (count-lines (point-min) (point-max))
2544                           wl-summary-highlight-partial-threshold))
2545                   (save-excursion
2546                     (forward-line (-
2547                                    0
2548                                    (or
2549                                     wl-summary-partial-highlight-above-lines
2550                                     wl-summary-highlight-partial-threshold)))
2551                     (wl-highlight-summary (point) (point-max)))
2552                 (wl-highlight-summary (point-min) (point-max))))
2553           (if (eq retval 'disp-msg)
2554               (wl-summary-redisplay))
2555           (if (eq retval 'prefetch-msg)
2556               (wl-message-buffer-prefetch
2557                folder
2558                (wl-summary-message-number)
2559                wl-message-buffer-prefetch-depth
2560                (current-buffer)
2561                wl-summary-buffer-mime-charset))
2562           (if mes (message "%s" mes))
2563           (if (and interactive wl-summary-recenter)
2564               (recenter (/ (- (window-height) 2) 2))))))
2565     ;; set current entity-id
2566     (when (and folder
2567                (setq entity
2568                      (wl-folder-search-entity-by-name
2569                       (elmo-folder-name-internal folder)
2570                       wl-folder-entity
2571                       'folder)))
2572       ;; entity-id is unknown.
2573       (wl-folder-set-current-entity-id
2574        (wl-folder-get-entity-id entity)))
2575     (when (and wl-summary-lazy-highlight
2576                wl-on-xemacs)
2577       (sit-for 0))
2578     (unwind-protect
2579         (run-hooks 'wl-summary-prepared-hook)
2580       (set-buffer-modified-p nil))
2581     retval))
2582
2583 (defun wl-summary-goto-previous-message-beginning ()
2584   (end-of-line)
2585   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2586   (beginning-of-line))
2587
2588 (defun wl-summary-goto-top-of-current-thread ()
2589   (wl-summary-jump-to-msg
2590    (wl-thread-entity-get-number
2591     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2592                                       (wl-summary-message-number))))))
2593
2594 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2595   (interactive)
2596   (let ((depth (or depth
2597                    (wl-thread-get-depth-of-current-line))))
2598     (forward-line 1)
2599     (while (and (not (eobp))
2600                 (>= (wl-thread-get-depth-of-current-line)
2601                     depth))
2602       (forward-line 1))
2603     (beginning-of-line)))
2604
2605 (defun wl-summary-insert-line (line)
2606   "Insert LINE in the Summary."
2607   (if wl-use-highlight-mouse-line
2608       ;; remove 'mouse-face of current line.
2609       (put-text-property
2610        (save-excursion (beginning-of-line)(point))
2611        (save-excursion (end-of-line)(point))
2612        'mouse-face nil))
2613   (insert line "\n")
2614   (if wl-use-highlight-mouse-line
2615       ;; remove 'mouse-face of current line.
2616       (put-text-property
2617        (save-excursion (beginning-of-line)(point))
2618        (save-excursion (end-of-line)(point))
2619        'mouse-face nil))
2620   (ignore-errors
2621     (run-hooks 'wl-summary-line-inserted-hook)))
2622
2623 (defun wl-summary-insert-sequential (entity msgdb &rest args)
2624   (let ((inhibit-read-only t)
2625         buffer-read-only)
2626     (goto-char (point-max))
2627     (wl-summary-insert-line
2628      (wl-summary-create-line entity nil nil
2629                              (elmo-msgdb-get-mark
2630                               msgdb
2631                               (elmo-msgdb-overview-entity-get-number
2632                                entity))))))
2633
2634 (defun wl-summary-default-subject-filter (subject)
2635   (let ((case-fold-search t))
2636     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2637     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2638     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2639
2640 (defun wl-summary-subject-equal (subject1 subject2)
2641   (string= (funcall wl-summary-subject-filter-function subject1)
2642            (funcall wl-summary-subject-filter-function subject2)))
2643
2644 (defmacro wl-summary-put-alike (alike)
2645   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2646                         (, alike)
2647                         wl-summary-alike-hashtb)))
2648
2649 (defmacro wl-summary-get-alike ()
2650   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2651                         wl-summary-alike-hashtb)))
2652
2653 (defun wl-summary-insert-headers (overview func mime-decode)
2654   (let (ov this last alike)
2655     (buffer-disable-undo (current-buffer))
2656     (make-local-variable 'wl-summary-alike-hashtb)
2657     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2658     (when mime-decode
2659       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2660     (while (setq ov (pop overview))
2661       (setq this (funcall func ov))
2662       (and this (setq this (std11-unfold-string this)))
2663       (if (equal last this)
2664           (setq alike (cons ov alike))
2665         (when last
2666           (wl-summary-put-alike alike)
2667           (insert last ?\n))
2668         (setq alike (list ov)
2669               last this)))
2670     (when last
2671       (wl-summary-put-alike alike)
2672       (insert last ?\n))
2673     (when mime-decode
2674       (decode-mime-charset-region (point-min) (point-max)
2675                                   elmo-mime-charset)
2676       (when (eq mime-decode 'mime)
2677         (eword-decode-region (point-min) (point-max))))
2678     (run-hooks 'wl-summary-insert-headers-hook)))
2679
2680 (defun wl-summary-search-by-subject (entity overview)
2681   (let ((summary-buf (current-buffer))
2682         (buf (get-buffer-create wl-summary-search-buf-name))
2683         (folder-name (wl-summary-buffer-folder-name))
2684         match founds cur result)
2685     (with-current-buffer buf
2686       (let ((case-fold-search t))
2687         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2688                   (zerop (buffer-size)))
2689           (setq wl-summary-search-buf-folder-name folder-name)
2690           (message "Creating subject cache...")
2691           (wl-summary-insert-headers
2692            overview
2693            (function
2694             (lambda (x)
2695               (funcall wl-summary-subject-filter-function
2696                        (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2697            t)
2698           (message "Creating subject cache...done"))
2699         (setq match (funcall wl-summary-subject-filter-function
2700                              (elmo-msgdb-overview-entity-get-subject entity)))
2701         (if (string= match "")
2702             (setq match "\n"))
2703         (goto-char (point-max))
2704         (while (and (null result)
2705                     (not (= (point) (point-min)))
2706                     (search-backward match nil t))
2707           ;; check exactly match
2708           (when (and (bolp) (= (point-at-eol)(match-end 0)))
2709             (setq founds (wl-summary-get-alike))
2710             (with-current-buffer summary-buf
2711               (while founds
2712                 (when (and
2713                        ;; the first element of found-entity list exists on
2714                        ;; thread tree.
2715                        (wl-thread-get-entity
2716                         (elmo-msgdb-overview-entity-get-number
2717                          (car founds)))
2718                        ;; message id is not same as myself.
2719                        (not (string=
2720                              (elmo-msgdb-overview-entity-get-id entity)
2721                              (elmo-msgdb-overview-entity-get-id (car founds))))
2722                        ;; not a descendant.
2723                        (not (wl-thread-descendant-p
2724                              (elmo-msgdb-overview-entity-get-number entity)
2725                              (elmo-msgdb-overview-entity-get-number
2726                               (car founds)))))
2727                   (setq result (car founds)
2728                         founds nil))
2729                 (setq founds (cdr founds))))))
2730         result))))
2731
2732 (defun wl-summary-insert-thread-entity (entity msgdb update
2733                                                &optional force-insert)
2734   (let* ((overview (elmo-msgdb-get-overview msgdb))
2735          this-id
2736          parent-entity
2737          parent-number
2738          (case-fold-search t)
2739          (depth 0) relatives anumber
2740          cur number overview2 cur-entity linked retval delayed-entity
2741          update-list entity-stack)
2742     (while entity
2743       (setq this-id (elmo-msgdb-overview-entity-get-id entity)
2744             parent-entity
2745             (elmo-msgdb-get-parent-entity entity msgdb)
2746             parent-number (elmo-msgdb-overview-entity-get-number
2747                            parent-entity))
2748       (setq number (elmo-msgdb-overview-entity-get-number entity))
2749       (setq cur entity)
2750       ;; If thread loop detected, set parent as nil.
2751       (while cur
2752         (setq anumber
2753               (elmo-msgdb-overview-entity-get-number
2754                (setq cur (elmo-msgdb-get-parent-entity cur msgdb))))
2755         (if (memq anumber relatives)
2756             (setq parent-number nil
2757                   cur nil))
2758         (setq relatives (cons
2759                          (elmo-msgdb-overview-entity-get-number cur)
2760                          relatives)))
2761       (if (and parent-number
2762                (not (wl-thread-get-entity parent-number))
2763                (not force-insert))
2764           ;; parent exists in overview, but not in wl-thread-entities
2765           (progn
2766             (wl-append wl-summary-delayed-update
2767                        (list (cons parent-number entity)))
2768             (setq entity nil)) ;; exit loop
2769         ;; Search parent by subject.
2770         (when (and (null parent-number)
2771                    wl-summary-search-parent-by-subject-regexp
2772                    (string-match
2773                     wl-summary-search-parent-by-subject-regexp
2774                     (elmo-msgdb-overview-entity-get-subject entity)))
2775           (let ((found (wl-summary-search-by-subject entity overview)))
2776             (when (and found
2777                        (not (member found wl-summary-delayed-update)))
2778               (setq parent-entity found)
2779               (setq parent-number
2780                     (elmo-msgdb-overview-entity-get-number parent-entity))
2781               (setq linked t))))
2782         ;; If subject is change, divide thread.
2783         (if (and parent-number
2784                  wl-summary-divide-thread-when-subject-changed
2785                  (not (wl-summary-subject-equal
2786                        (or (elmo-msgdb-overview-entity-get-subject
2787                             entity) "")
2788                        (or (elmo-msgdb-overview-entity-get-subject
2789                             parent-entity) ""))))
2790             (setq parent-number nil))
2791         (setq retval
2792               (wl-thread-insert-message entity
2793                                         number parent-number update linked))
2794         (and retval
2795              (wl-append update-list (list retval)))
2796         (setq entity nil) ; exit loop
2797         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2798           (setq wl-summary-delayed-update
2799                 (delq delayed-entity wl-summary-delayed-update))
2800           ;; update delayed message
2801           (wl-append entity-stack (list (cdr delayed-entity)))))
2802       (if (and (not entity)
2803                entity-stack)
2804           (setq entity (pop entity-stack))))
2805     update-list))
2806
2807 (defun wl-summary-update-thread (entity
2808                                  thr-entity
2809                                  parent-entity)
2810   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2811          (overview-entity entity)
2812          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2813          (number (elmo-msgdb-overview-entity-get-number entity))
2814          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
2815          insert-line)
2816     (cond
2817      ((or (not parent-id)
2818           (string= this-id parent-id))
2819       (goto-char (point-max))
2820       (beginning-of-line)
2821       (setq insert-line t))
2822      ;; parent already exists in buffer.
2823      ((wl-summary-jump-to-msg parent-number)
2824       (wl-thread-goto-bottom-of-sub-thread)
2825       (setq insert-line t)))
2826     (when insert-line
2827       (let (buffer-read-only)
2828         (wl-summary-insert-line
2829          (wl-summary-create-line
2830           entity
2831           parent-entity
2832           nil
2833           (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) number)
2834           (wl-thread-maybe-get-children-num number)
2835           (wl-thread-make-indent-string thr-entity)
2836           (wl-thread-entity-get-linked thr-entity)))))))
2837
2838 (defun wl-summary-mark-as-unread (&optional number-or-numbers
2839                                             no-server-update)
2840   (interactive)
2841   (save-excursion
2842     (let ((inhibit-read-only t)
2843           (buffer-read-only nil)
2844           (folder wl-summary-buffer-elmo-folder)
2845           (msgdb (wl-summary-buffer-msgdb))
2846           number-list visible mark new-mark)
2847       (setq number-list (or (and (numberp number-or-numbers)
2848                                  (list number-or-numbers))
2849                             number-or-numbers ; list of numbers
2850                             (and (wl-summary-message-number) ; interactive
2851                                  (list (wl-summary-message-number)))))
2852       (if (null number-list)
2853           (message "No message.")
2854         (unless no-server-update
2855           (elmo-folder-unmark-read folder number-list))
2856         (dolist (number number-list)
2857           (setq visible (wl-summary-jump-to-msg number)
2858                 mark (or (elmo-msgdb-get-mark msgdb number)))
2859           (when (or (null mark)
2860                     (string= mark wl-summary-read-uncached-mark))
2861             (setq new-mark
2862                   (cond ((string= mark wl-summary-read-uncached-mark)
2863                          wl-summary-unread-uncached-mark)
2864                         ((elmo-message-use-cache-p folder number)
2865                          wl-summary-unread-mark)
2866                         (t
2867                          wl-summary-unread-uncached-mark)))
2868             (when visible
2869               (unless (string= (wl-summary-persistent-mark) new-mark)
2870                 (delete-backward-char 1)
2871                 (insert (or new-mark " "))))
2872             (unless (string= mark new-mark)
2873               (elmo-msgdb-set-mark msgdb number new-mark)
2874               (wl-summary-set-mark-modified))
2875             (setq wl-summary-buffer-unread-count
2876                   (+ 1 wl-summary-buffer-unread-count))
2877             (if (and visible wl-summary-highlight)
2878                 (wl-highlight-summary-current-line nil nil t))))
2879         (wl-summary-update-modeline)
2880         (wl-folder-update-unread
2881          (wl-summary-buffer-folder-name)
2882          (+ wl-summary-buffer-unread-count
2883             wl-summary-buffer-new-count))
2884         (set-buffer-modified-p nil)
2885         number-or-numbers ;return value
2886         ))))
2887
2888 (defun wl-summary-delete (&optional number)
2889   "Mark a delete mark 'D'.
2890 If optional argument NUMBER is specified, mark message specified by NUMBER."
2891   (interactive)
2892   (let* ((buffer-num (wl-summary-message-number))
2893          (msg-num (or number buffer-num))
2894          mark)
2895     (catch 'done
2896       (when (null msg-num)
2897         (if (interactive-p)
2898             (message "No message."))
2899         (throw 'done nil))
2900       (when (setq mark (wl-summary-get-mark msg-num))
2901         (when (wl-summary-reserve-temp-mark-p mark)
2902           (if (interactive-p)
2903               (error "Already marked as `%s'" mark))
2904           (throw 'done nil))
2905         (wl-summary-unmark msg-num))
2906       (if (or (interactive-p)
2907               (eq number buffer-num))
2908           (wl-summary-mark-line "D"))
2909       (setq wl-summary-buffer-delete-list
2910             (cons msg-num wl-summary-buffer-delete-list))
2911       (if (interactive-p)
2912           (if (eq wl-summary-move-direction-downward nil)
2913               (wl-summary-prev)
2914             (wl-summary-next)))
2915       msg-num)))
2916
2917 (defun wl-summary-remove-destination ()
2918   (save-excursion
2919     (let ((inhibit-read-only t)
2920           (buffer-read-only nil)
2921           (buf (current-buffer))
2922           sol eol rs re)
2923       (beginning-of-line)
2924       (setq sol (point))
2925       (search-forward "\r")
2926       (forward-char -1)
2927       (setq eol (point))
2928       (setq rs (next-single-property-change sol 'wl-summary-destination
2929                                             buf eol))
2930       (setq re (next-single-property-change rs 'wl-summary-destination
2931                                             buf eol))
2932       (put-text-property rs re 'wl-summary-destination nil)
2933       (put-text-property rs re 'invisible nil)
2934       (goto-char re)
2935       (delete-char (- eol re)))))
2936
2937 (defun wl-summary-check-mark (msg mark)
2938   (let ((check-func (cond ((string= mark "o")
2939                            'wl-summary-msg-marked-as-refiled)
2940                           ((string= mark "O")
2941                            'wl-summary-msg-marked-as-copied)
2942                           ((string= mark "D")
2943                            'wl-summary-msg-marked-as-deleted)
2944                           ((string= mark "*")
2945                            'wl-summary-msg-marked-as-target))))
2946     (if check-func
2947         (funcall check-func msg))))
2948
2949 (defun wl-summary-mark-collect (mark &optional begin end)
2950   (save-excursion
2951     (save-restriction
2952       (let (msglist)
2953         (narrow-to-region (or begin (point-min))
2954                           (or end (point-max)))
2955         (goto-char (point-min))
2956         ;; for thread...
2957         (if (eq wl-summary-buffer-view 'thread)
2958             (progn
2959               (while (not (eobp))
2960                 (let* ((number (wl-summary-message-number))
2961                        (entity (wl-thread-get-entity number))
2962                        result)
2963                   ;; opened...only myself is checked.
2964                   (if (wl-summary-check-mark number mark)
2965                       (wl-append msglist (list number)))
2966                   (unless (wl-thread-entity-get-opened entity)
2967                     ;; closed...children is also checked.
2968                     (if (setq result (wl-thread-get-children-msgs-with-mark
2969                                       number
2970                                       mark))
2971                         (wl-append msglist result)))
2972                   (forward-line 1)))
2973               (elmo-uniq-list msglist))
2974           (while (not (eobp))
2975             (when (string= (wl-summary-temp-mark) mark)
2976               (setq msglist (cons (wl-summary-message-number) msglist)))
2977             (forward-line 1))
2978           (nreverse msglist))))))
2979
2980 (defun wl-summary-exec ()
2981   (interactive)
2982   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
2983                         (reverse wl-summary-buffer-delete-list)
2984                         (mapcar 'car wl-summary-buffer-copy-list)))
2985
2986 (defun wl-summary-exec-region (beg end)
2987   (interactive "r")
2988   (message "Collecting marks...")
2989   (save-excursion
2990     (goto-char beg)
2991     (beginning-of-line)
2992     (setq beg (point))
2993     (goto-char (1- end))
2994     (forward-line)
2995     (setq end (point))
2996     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
2997                           (wl-summary-mark-collect "D" beg end)
2998                           (wl-summary-mark-collect "O" beg end))))
2999
3000 (defun wl-summary-exec-subr (moves dels copies)
3001   (if (not (or moves dels copies))
3002       (message "No marks")
3003     (save-excursion
3004       (let ((del-fld (wl-summary-get-delete-folder
3005                       (wl-summary-buffer-folder-name)))
3006             (start (point))
3007             (unread-marks (list wl-summary-unread-cached-mark
3008                                 wl-summary-unread-uncached-mark
3009                                 wl-summary-new-mark))
3010             (refiles (append moves dels))
3011             (refile-failures 0)
3012             (copy-failures 0)
3013             (copy-len (length copies))
3014             refile-len
3015             dst-msgs                    ; loop counter
3016             result)
3017         (message "Executing...")
3018         (while dels
3019           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3020             (wl-append wl-summary-buffer-refile-list
3021                        (list (cons (car dels) del-fld)))
3022             (setq wl-summary-buffer-delete-list
3023                   (delete (car dels) wl-summary-buffer-delete-list)))
3024           (setq dels (cdr dels)))
3025         ;; begin refile...
3026         (setq refile-len (length refiles))
3027         (setq dst-msgs
3028               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3029         (goto-char start)               ; avoid moving cursor to
3030                                         ; the bottom line.
3031         (when (> refile-len elmo-display-progress-threshold)
3032           (elmo-progress-set 'elmo-folder-move-messages
3033                              refile-len "Moving messages..."))
3034         (while dst-msgs
3035           (setq result nil)
3036           (condition-case nil
3037               (setq result (elmo-folder-move-messages
3038                             wl-summary-buffer-elmo-folder
3039                             (cdr (car dst-msgs))
3040                             (if (eq 'null (car (car dst-msgs)))
3041                                 'null
3042                               (wl-folder-get-elmo-folder
3043                                (car (car dst-msgs))))
3044                             (wl-summary-buffer-msgdb)
3045                             (not (null (cdr dst-msgs)))
3046                             nil ; no-delete
3047                             nil ; same-number
3048                             unread-marks
3049                             t))
3050             (error nil))
3051           (if result                    ; succeeded.
3052               (progn
3053                 ;; update buffer.
3054                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3055                 ;; update refile-alist.
3056                 (setq wl-summary-buffer-refile-list
3057                       (wl-delete-associations (cdr (car dst-msgs))
3058                                               wl-summary-buffer-refile-list)))
3059             (setq refile-failures
3060                   (+ refile-failures (length (cdr (car dst-msgs))))))
3061           (setq dst-msgs (cdr dst-msgs)))
3062         (elmo-progress-clear 'elmo-folder-move-messages)
3063         ;; end refile
3064         ;; begin cOpy...
3065         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3066         (when (> copy-len elmo-display-progress-threshold)
3067           (elmo-progress-set 'elmo-folder-move-messages
3068                              copy-len "Copying messages..."))
3069         (while dst-msgs
3070           (setq result nil)
3071           (condition-case nil
3072               (setq result (elmo-folder-move-messages
3073                             wl-summary-buffer-elmo-folder
3074                             (cdr (car dst-msgs))
3075                             (wl-folder-get-elmo-folder
3076                              (car (car dst-msgs)))
3077                             (wl-summary-buffer-msgdb)
3078                             (not (null (cdr dst-msgs)))
3079                             t ; t is no-delete (copy)
3080                             nil ; same number
3081                             unread-marks
3082                             t))
3083             (error nil))
3084           (if result                    ; succeeded.
3085               (progn
3086                 ;; update buffer.
3087                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3088                 ;; update copy-alist
3089                 (setq wl-summary-buffer-copy-list
3090                       (wl-delete-associations (cdr (car dst-msgs))
3091                                               wl-summary-buffer-copy-list)))
3092             (setq copy-failures
3093                   (+ copy-failures (length (cdr (car dst-msgs))))))
3094           (setq dst-msgs (cdr dst-msgs)))
3095         ;; Hide progress bar.
3096         (elmo-progress-clear 'elmo-folder-move-messages)
3097         ;; end cOpy
3098         (wl-summary-folder-info-update)
3099         (wl-summary-set-message-modified)
3100         (wl-summary-set-mark-modified)
3101         (run-hooks 'wl-summary-exec-hook)
3102         ;; message buffer is not up-to-date
3103         (unless (and wl-message-buffer
3104                      (eq (wl-summary-message-number)
3105                          (with-current-buffer wl-message-buffer
3106                            wl-message-buffer-cur-number)))
3107           (wl-summary-toggle-disp-msg 'off)
3108           (setq wl-message-buffer nil))
3109         (set-buffer-modified-p nil)
3110         (message (concat "Executing...done"
3111                          (if (> refile-failures 0)
3112                              (format " (%d refiling failed)" refile-failures)
3113                            "")
3114                          (if (> copy-failures 0)
3115                              (format " (%d copying failed)" copy-failures)
3116                            "")
3117                          "."))))))
3118
3119 (defun wl-summary-erase (&optional number)
3120   "Erase message actually, without moving it to trash."
3121   (interactive)
3122   (if (elmo-folder-writable-p wl-summary-buffer-elmo-folder)
3123       (let* ((buffer-num (wl-summary-message-number))
3124              (msg-num (or number buffer-num)))
3125         (if (null msg-num)
3126             (message "No message.")
3127           (let* ((msgdb (wl-summary-buffer-msgdb))
3128                  (entity (elmo-msgdb-overview-get-entity msg-num msgdb))
3129                  (subject (elmo-delete-char
3130                            ?\n (or (elmo-msgdb-overview-entity-get-subject
3131                                     entity)
3132                                    wl-summary-no-subject-message))))
3133             (when (yes-or-no-p
3134                    (format "Erase \"%s\" without moving it to trash? "
3135                            (truncate-string subject 30)))
3136               (wl-summary-unmark msg-num)
3137               (wl-summary-erase-subr (list msg-num))))))
3138     (message "Read-only folder.")))
3139
3140 (defun wl-summary-target-mark-erase ()
3141   (interactive)
3142   (if (elmo-folder-writable-p wl-summary-buffer-elmo-folder)
3143       (if (null wl-summary-buffer-target-mark-list)
3144           (message "No marked message.")
3145         (when (yes-or-no-p
3146                "Erase all marked messages without moving them to trash? ")
3147           (wl-summary-erase-subr wl-summary-buffer-target-mark-list)
3148           (setq wl-summary-buffer-target-mark-list nil)))
3149     (message "Read-only folder.")))
3150
3151 (defun wl-summary-erase-subr (msgs)
3152   (elmo-folder-move-messages wl-summary-buffer-elmo-folder msgs 'null)
3153   (wl-summary-delete-messages-on-buffer msgs)
3154   ;; message buffer is not up-to-date
3155   (unless (and wl-message-buffer
3156                (eq (wl-summary-message-number)
3157                    (with-current-buffer wl-message-buffer
3158                      wl-message-buffer-cur-number)))
3159     (wl-summary-toggle-disp-msg 'off)
3160     (setq wl-message-buffer nil)))
3161
3162 (defun wl-summary-read-folder (default &optional purpose ignore-error
3163                                 no-create init)
3164   (let ((fld (completing-read
3165               (format "Folder name %s(%s): " (or purpose "")
3166                       default)
3167               (or wl-folder-completion-function
3168                   (if (memq 'read-folder wl-use-folder-petname)
3169                       (wl-folder-get-entity-with-petname)
3170                     wl-folder-entity-hashtb))
3171               nil nil (or init wl-default-spec)
3172               'wl-read-folder-hist)))
3173     (if (or (string= fld wl-default-spec)
3174             (string= fld ""))
3175         (setq fld default))
3176     (setq fld (elmo-string (wl-folder-get-realname fld)))
3177     (if (string-match "\n" fld)
3178         (error "Not supported folder name: %s" fld))
3179     (unless no-create
3180       (if ignore-error
3181           (condition-case nil
3182               (wl-folder-confirm-existence
3183                (wl-folder-get-elmo-folder
3184                 fld))
3185             (error))
3186         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3187                                       fld))))
3188     fld))
3189
3190 (defun wl-summary-print-destination (msg-num folder)
3191   "Print refile destination on line."
3192   (wl-summary-remove-destination)
3193   (let ((inhibit-read-only t)
3194         (folder (copy-sequence folder))
3195         (buffer-read-only nil)
3196         len rs re c)
3197     (setq len (string-width folder))
3198     (if (< len 1) ()
3199       ;;(end-of-line)
3200       (beginning-of-line)
3201       (search-forward "\r")
3202       (forward-char -1)
3203       (setq re (point))
3204       (setq c 0)
3205       (while (< c len)
3206         (forward-char -1)
3207         (setq c (+ c (char-width (following-char)))))
3208       (and (> c len) (setq folder (concat " " folder)))
3209       (setq rs (point))
3210       (when wl-summary-width
3211           (put-text-property rs re 'invisible t))
3212       (put-text-property rs re 'wl-summary-destination t)
3213       (goto-char re)
3214       (wl-highlight-refile-destination-string folder)
3215       (insert folder)
3216       (set-buffer-modified-p nil))))
3217
3218 (defsubst wl-summary-get-mark (number)
3219   "Return a temporal mark of message specified by NUMBER."
3220   (or (and (memq number wl-summary-buffer-delete-list) "D")
3221       (and (assq number wl-summary-buffer-copy-list) "O")
3222       (and (assq number wl-summary-buffer-refile-list) "o")
3223       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3224
3225 (defsubst wl-summary-reserve-temp-mark-p (mark)
3226   "Return t if temporal MARK should be reserved."
3227   (member mark wl-summary-reserve-mark-list))
3228
3229 (defun wl-summary-refile (&optional dst number)
3230   "Put refile mark on current line message.
3231 If optional argument DST is specified, put mark without asking
3232 destination folder.
3233 If optional argument NUMBER is specified, mark message specified by NUMBER.
3234
3235 If folder is read-only, message should be copied.
3236 See `wl-refile-policy-alist' for more details."
3237   (interactive)
3238   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3239                                          (wl-summary-buffer-folder-name))))
3240     (cond ((eq policy 'copy)
3241            (if (interactive-p)
3242                (call-interactively 'wl-summary-copy)
3243              (wl-summary-copy dst number)))
3244           (t
3245            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3246
3247 (defun wl-summary-copy (&optional dst number)
3248   "Put copy mark on current line message.
3249 If optional argument DST is specified, put mark without asking
3250 destination folder.
3251 If optional argument NUMBER is specified, mark message specified by NUMBER."
3252   (interactive)
3253   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3254
3255 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3256   (let* ((buffer-num (wl-summary-message-number))
3257          (msg-num (or number buffer-num))
3258          (msgid (and msg-num
3259                      (elmo-message-field wl-summary-buffer-elmo-folder
3260                                          msg-num 'message-id)))
3261          (entity (and msg-num
3262                       (elmo-msgdb-overview-get-entity
3263                        msg-num (wl-summary-buffer-msgdb))))
3264          (variable
3265           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3266          folder mark already tmp-folder)
3267     (catch 'done
3268       (when (null entity)
3269         ;; msgdb is empty?
3270         (if interactive
3271             (message "Cannot refile."))
3272         (throw 'done nil))
3273       (when (null msg-num)
3274         (if interactive
3275             (message "No message."))
3276         (throw 'done nil))
3277       (when (setq mark (wl-summary-get-mark msg-num))
3278         (when (wl-summary-reserve-temp-mark-p mark)
3279           (if interactive
3280               (error "Already marked as `%s'" mark))
3281           (throw 'done nil)))
3282       (setq folder (and msg-num
3283                         (or dst (wl-summary-read-folder
3284                                  (or (wl-refile-guess entity) wl-trash-folder)
3285                                  (format "for %s" copy-or-refile)))))
3286       ;; Cache folder hack by okada@opaopa.org
3287       (if (and (eq (elmo-folder-type-internal
3288                     (wl-folder-get-elmo-folder
3289                      (wl-folder-get-realname folder))) 'cache)
3290                (not (string= folder
3291                              (setq tmp-folder
3292                                    (concat "'cache/"
3293                                            (elmo-cache-get-path-subr
3294                                             (elmo-msgid-to-cache msgid)))))))
3295           (progn
3296             (setq folder tmp-folder)
3297             (message "Force refile to %s." folder)))
3298       (if (string= folder (wl-summary-buffer-folder-name))
3299           (error "Same folder"))
3300       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3301               (string= folder wl-queue-folder)
3302               (string= folder wl-draft-folder))
3303           (error "Don't %s messages to %s" copy-or-refile folder))
3304       ;; learn for refile.
3305       (if (eq copy-or-refile 'refile)
3306           (wl-refile-learn entity folder))
3307       (wl-summary-unmark msg-num)
3308       (set variable (append
3309                      (symbol-value variable)
3310                      (list (cons msg-num folder))))
3311       (when (or interactive
3312                 (eq number buffer-num))
3313         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3314                                   "o" "O"))
3315         ;; print refile destination
3316         (wl-summary-print-destination msg-num folder))
3317       (if interactive
3318           (if (eq wl-summary-move-direction-downward nil)
3319               (wl-summary-prev)
3320             (wl-summary-next)))
3321       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3322       (setq wl-summary-buffer-prev-refile-destination folder)
3323       msg-num)))
3324
3325 (defun wl-summary-refile-prev-destination ()
3326   "Refile message to previously refiled destination."
3327   (interactive)
3328   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3329                      (wl-summary-message-number))
3330   (if (eq wl-summary-move-direction-downward nil)
3331       (wl-summary-prev)
3332     (wl-summary-next)))
3333
3334 (defun wl-summary-copy-prev-destination ()
3335   "Refile message to previously refiled destination."
3336   (interactive)
3337   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3338                    (wl-summary-message-number))
3339   (if (eq wl-summary-move-direction-downward nil)
3340       (wl-summary-prev)
3341     (wl-summary-next)))
3342
3343 (defsubst wl-summary-no-auto-refile-message-p (msg)
3344   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3345           wl-summary-auto-refile-skip-marks))
3346
3347 (defun wl-summary-auto-refile (&optional open-all)
3348   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3349   (interactive "P")
3350   (message "Marking...")
3351   (save-excursion
3352     (if (and (eq wl-summary-buffer-view 'thread)
3353              open-all)
3354         (wl-thread-open-all))
3355     (let* ((spec (wl-summary-buffer-folder-name))
3356            checked-dsts
3357            (count 0)
3358            number dst thr-entity)
3359       (goto-line 1)
3360       (while (not (eobp))
3361         (setq number (wl-summary-message-number))
3362         (dolist (number (cons number
3363                               (and (eq wl-summary-buffer-view 'thread)
3364                                    ;; process invisible children.
3365                                    (not (wl-thread-entity-get-opened
3366                                          (setq thr-entity
3367                                                (wl-thread-get-entity number))))
3368                                    (wl-thread-entity-get-descendant
3369                                     thr-entity))))
3370           (when (and (not (wl-summary-no-auto-refile-message-p
3371                            number))
3372                      (setq dst
3373                            (wl-folder-get-realname
3374                             (wl-refile-guess-by-rule
3375                              (elmo-msgdb-overview-get-entity
3376                               number (wl-summary-buffer-msgdb)))))
3377                      (not (equal dst spec))
3378                      (let ((pair (assoc dst checked-dsts))
3379                            ret)
3380                        (if pair
3381                            (cdr pair)
3382                          (setq ret
3383                                (condition-case nil
3384                                    (progn
3385                                      (wl-folder-confirm-existence
3386                                       (wl-folder-get-elmo-folder dst))
3387                                      t)
3388                                  (error)))
3389                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3390                          ret)))
3391             (if (wl-summary-refile dst number)
3392                 (incf count))
3393             (message "Marking...%d message(s)." count)))
3394         (forward-line))
3395       (if (eq count 0)
3396           (message "No message was marked.")
3397         (message "Marked %d message(s)." count)))))
3398
3399 (defun wl-summary-unmark (&optional number)
3400   "Unmark marks (temporary, refile, copy, delete)of current line.
3401 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3402   (interactive)
3403   (save-excursion
3404     (beginning-of-line)
3405     (let ((inhibit-read-only t)
3406           (buffer-read-only nil)
3407           visible
3408           msg-num
3409           cur-mark
3410           score-mark)
3411       (if number
3412           (setq visible (wl-summary-jump-to-msg number))
3413         (setq visible t))
3414       ;; Delete mark on buffer.
3415       (when visible
3416         (setq cur-mark (wl-summary-temp-mark))
3417         (if (string= cur-mark " ")
3418             ()
3419           (delete-backward-char 1)
3420           (or number
3421               (setq number (wl-summary-message-number)))
3422           (if (setq score-mark (wl-summary-get-score-mark number))
3423               (insert score-mark)
3424             (insert " ")))
3425         (if (or (string= cur-mark "o")
3426                 (string= cur-mark "O"))
3427             (wl-summary-remove-destination))
3428         (if wl-summary-highlight
3429             (wl-highlight-summary-current-line nil nil score-mark))
3430         (set-buffer-modified-p nil))
3431       ;; Remove from temporal mark structure.
3432       (and number
3433            (wl-summary-delete-mark number)))))
3434
3435 (defun wl-summary-msg-marked-as-target (msg)
3436   (if (memq msg wl-summary-buffer-target-mark-list)
3437       t))
3438
3439 (defun wl-summary-msg-marked-as-copied (msg)
3440   (assq msg wl-summary-buffer-copy-list))
3441
3442 (defun wl-summary-msg-marked-as-deleted (msg)
3443   (if (memq msg wl-summary-buffer-delete-list)
3444       t))
3445
3446 (defun wl-summary-msg-marked-as-refiled (msg)
3447   (assq msg wl-summary-buffer-refile-list))
3448
3449 (defun wl-summary-target-mark (&optional number)
3450   "Put target mark '*' on current message.
3451 If optional argument NUMBER is specified, mark message specified by NUMBER."
3452   (interactive)
3453   (let* ((buffer-num (wl-summary-message-number))
3454          (msg-num (or number buffer-num))
3455          mark)
3456     (catch 'done
3457       (when (null msg-num)
3458         (if (interactive-p)
3459             (message "No message."))
3460         (throw 'done nil))
3461       (when (setq mark (wl-summary-get-mark msg-num))
3462         (when (wl-summary-reserve-temp-mark-p mark)
3463           (if (interactive-p)
3464               (error "Already marked as `%s'" mark))
3465           (throw 'done nil))
3466         (wl-summary-unmark msg-num))
3467       (if (or (interactive-p)
3468               (eq number buffer-num))
3469           (wl-summary-mark-line "*"))
3470       (setq wl-summary-buffer-target-mark-list
3471             (cons msg-num wl-summary-buffer-target-mark-list))
3472       (if (interactive-p)
3473           (if (eq wl-summary-move-direction-downward nil)
3474               (wl-summary-prev)
3475             (wl-summary-next)))
3476       msg-num)))
3477
3478
3479 (defun wl-summary-refile-region (beg end)
3480   "Put refile mark on messages in the region specified by BEG and END."
3481   (interactive "r")
3482   (wl-summary-refile-region-subr "refile" beg end))
3483
3484 (defun wl-summary-copy-region (beg end)
3485   "Put copy mark on messages in the region specified by BEG and END."
3486   (interactive "r")
3487   (wl-summary-refile-region-subr "copy" beg end))
3488
3489 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3490   (save-excursion
3491     (save-restriction
3492       (goto-char beg)
3493       ;; guess by first msg
3494       (let* ((msgid (cdr (assq (wl-summary-message-number)
3495                                (elmo-msgdb-get-number-alist
3496                                 (wl-summary-buffer-msgdb)))))
3497              (function (intern (format "wl-summary-%s" copy-or-refile)))
3498              (entity (assoc msgid (elmo-msgdb-get-overview
3499                                    (wl-summary-buffer-msgdb))))
3500              folder)
3501         (if entity
3502             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3503                                                  (format "for %s"
3504                                                          copy-or-refile))))
3505         (narrow-to-region beg end)
3506         (if (eq wl-summary-buffer-view 'thread)
3507             (progn
3508               (while (not (eobp))
3509                 (let* ((number (wl-summary-message-number))
3510                        (entity (wl-thread-get-entity number))
3511                        children)
3512                   (if (wl-thread-entity-get-opened entity)
3513                       ;; opened...refile line.
3514                       (funcall function folder number)
3515                     ;; closed
3516                     (setq children (wl-thread-get-children-msgs number))
3517                     (while children
3518                       (funcall function folder (pop children))))
3519                   (forward-line 1))))
3520           (while (not (eobp))
3521             (funcall function folder (wl-summary-message-number))
3522             (forward-line 1)))))))
3523
3524 (defun wl-summary-unmark-region (beg end)
3525   (interactive "r")
3526   (save-excursion
3527     (save-restriction
3528       (narrow-to-region beg end)
3529       (goto-char (point-min))
3530       (if (eq wl-summary-buffer-view 'thread)
3531           (progn
3532             (while (not (eobp))
3533               (let* ((number (wl-summary-message-number))
3534                      (entity (wl-thread-get-entity number)))
3535                 (if (wl-thread-entity-get-opened entity)
3536                     ;; opened...unmark line.
3537                     (wl-summary-unmark)
3538                   ;; closed
3539                   (wl-summary-delete-marks-on-buffer
3540                    (wl-thread-get-children-msgs number))))
3541               (forward-line 1)))
3542         (while (not (eobp))
3543           (wl-summary-unmark)
3544           (forward-line 1))))))
3545
3546 (defun wl-summary-mark-region-subr (function beg end)
3547   (save-excursion
3548     (save-restriction
3549       (narrow-to-region beg end)
3550       (goto-char (point-min))
3551       (if (eq wl-summary-buffer-view 'thread)
3552           (progn
3553             (while (not (eobp))
3554               (let* ((number (wl-summary-message-number))
3555                      (entity (wl-thread-get-entity number))
3556                      (wl-summary-move-direction-downward t)
3557                      children)
3558                 (if (wl-thread-entity-get-opened entity)
3559                     ;; opened...delete line.
3560                     (funcall function number)
3561                   ;; closed
3562                   (setq children (wl-thread-get-children-msgs number))
3563                   (while children
3564                     (funcall function (pop children))))
3565                 (forward-line 1))))
3566         (while (not (eobp))
3567           (funcall function (wl-summary-message-number))
3568           (forward-line 1))))))
3569
3570 (defun wl-summary-delete-region (beg end)
3571   (interactive "r")
3572   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3573
3574 (defun wl-summary-target-mark-region (beg end)
3575   (interactive "r")
3576   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3577
3578 (defun wl-summary-target-mark-all ()
3579   (interactive)
3580   (wl-summary-target-mark-region (point-min) (point-max))
3581   (setq wl-summary-buffer-target-mark-list
3582         (mapcar 'car
3583                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3584
3585 (defun wl-summary-delete-all-mark (mark)
3586   (goto-char (point-min))
3587   (while (not (eobp))
3588     (when (string= (wl-summary-temp-mark) mark)
3589       (wl-summary-unmark))
3590     (forward-line 1))
3591   (cond ((string= mark "*")
3592          (setq wl-summary-buffer-target-mark-list nil))
3593         ((string= mark "D")
3594          (setq wl-summary-buffer-delete-list nil))
3595         ((string= mark "O")
3596          (setq wl-summary-buffer-copy-list nil))
3597         ((string= mark "o")
3598          (setq wl-summary-buffer-refile-list nil))))
3599
3600 (defun wl-summary-unmark-all ()
3601   "Unmark all according to what you input."
3602   (interactive)
3603   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3604         cur-mark)
3605     (save-excursion
3606       (while unmarks
3607         (setq cur-mark (char-to-string (car unmarks)))
3608         (wl-summary-delete-all-mark cur-mark)
3609         (setq unmarks (cdr unmarks))))))
3610
3611 (defun wl-summary-target-mark-thread ()
3612   (interactive)
3613   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3614
3615 (defun wl-summary-target-mark-msgs (msgs)
3616   "Return the number of marked messages."
3617   (let ((i 0) num)
3618     (while msgs
3619       (if (eq wl-summary-buffer-view 'thread)
3620           (wl-thread-jump-to-msg (car msgs))
3621         (wl-summary-jump-to-msg (car msgs)))
3622       (setq num (wl-summary-message-number))
3623       (when (eq num (car msgs))
3624         (wl-summary-target-mark num)
3625         (setq i (1+ i)))
3626       (setq msgs (cdr msgs)))
3627     i))
3628
3629 (defun wl-summary-pick (&optional from-list delete-marks)
3630   (interactive)
3631   (save-excursion
3632     (let* ((condition (car (elmo-parse-search-condition
3633                             (elmo-read-search-condition
3634                              wl-summary-pick-field-default))))
3635            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3636                                        condition
3637                                        from-list))
3638            num)
3639       (if delete-marks
3640           (let ((mlist wl-summary-buffer-target-mark-list))
3641             (while mlist
3642               (when (wl-summary-jump-to-msg (car mlist))
3643                 (wl-summary-unmark))
3644               (setq mlist (cdr mlist)))
3645             (setq wl-summary-buffer-target-mark-list nil)))
3646       (if (and result
3647                (setq num (wl-summary-target-mark-msgs result))
3648                (> num 0))
3649           (if (= num (length result))
3650               (message "%d message(s) are picked." num)
3651             (message "%d(%d) message(s) are picked." num
3652                      (- (length result) num)))
3653         (message "No message was picked.")))))
3654
3655 (defun wl-summary-unvirtual ()
3656   "Exit from current virtual folder."
3657   (interactive)
3658   (if (eq 'filter
3659           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3660       (wl-summary-goto-folder-subr
3661        (elmo-folder-name-internal
3662         (elmo-filter-folder-target-internal
3663          wl-summary-buffer-elmo-folder))
3664        'update nil nil t)
3665     (error "This folder is not filtered")))
3666
3667 (defun wl-summary-virtual (&optional arg)
3668   "Goto virtual folder.
3669 If ARG, exit virtual folder."
3670   (interactive "P")
3671   (if arg
3672       (wl-summary-unvirtual)
3673     (wl-summary-goto-folder-subr (concat "/"
3674                                          (elmo-read-search-condition
3675                                           wl-summary-pick-field-default)
3676                                          "/"
3677                                          (wl-summary-buffer-folder-name))
3678                                  'update nil nil t)
3679     (run-hooks 'wl-summary-virtual-hook)))
3680
3681 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3682   "Erase all temp marks from buffer."
3683   (interactive)
3684   (when (or wl-summary-buffer-target-mark-list
3685             wl-summary-buffer-delete-list
3686             wl-summary-buffer-refile-list
3687             wl-summary-buffer-copy-list)
3688     (save-excursion
3689       (goto-char (point-min))
3690       (unless no-msg
3691         (message "Unmarking..."))
3692       (while (not (eobp))
3693         (wl-summary-unmark)
3694         (forward-line 1))
3695       (unless no-msg
3696         (message "Unmarking...done"))
3697       (setq wl-summary-buffer-target-mark-list nil)
3698       (setq wl-summary-buffer-delete-list nil)
3699       (setq wl-summary-buffer-refile-list nil)
3700       (setq wl-summary-buffer-copy-list nil))))
3701
3702 (defun wl-summary-delete-mark (number)
3703   "Delete temporary mark of the message specified by NUMBER."
3704   (cond
3705    ((memq number wl-summary-buffer-target-mark-list)
3706     (setq wl-summary-buffer-target-mark-list
3707           (delq number wl-summary-buffer-target-mark-list)))
3708    ((memq number wl-summary-buffer-delete-list)
3709     (setq wl-summary-buffer-delete-list
3710           (delq number wl-summary-buffer-delete-list)))
3711    (t
3712     (let (pair)
3713       (cond
3714        ((setq pair (assq number wl-summary-buffer-copy-list))
3715         (setq wl-summary-buffer-copy-list
3716               (delq pair wl-summary-buffer-copy-list)))
3717        ((setq pair (assq number wl-summary-buffer-refile-list))
3718         (setq wl-summary-buffer-refile-list
3719               (delq pair wl-summary-buffer-refile-list))))))))
3720
3721 (defsubst wl-summary-temp-mark ()
3722   "Move to the temp-mark column and return mark string."
3723   (move-to-column wl-summary-buffer-temp-mark-column)
3724   (buffer-substring (- (point) 1) (point)))
3725
3726 (defsubst wl-summary-persistent-mark ()
3727   "Move to the persistent-mark column and return mark string."
3728   (move-to-column wl-summary-buffer-persistent-mark-column)
3729   (buffer-substring (- (point) 1) (point)))
3730
3731 (defun wl-summary-mark-line (mark)
3732   "Put MARK on current line.  Return message number."
3733   (save-excursion
3734     (beginning-of-line)
3735     (let ((inhibit-read-only t)
3736           (buffer-read-only nil))
3737       (wl-summary-temp-mark) ; mark
3738       (delete-backward-char 1)
3739       (insert mark)
3740       (if wl-summary-highlight
3741           (wl-highlight-summary-current-line nil nil t))
3742       (set-buffer-modified-p nil))))
3743
3744 (defun wl-summary-target-mark-delete ()
3745   (interactive)
3746   (save-excursion
3747     (goto-char (point-min))
3748     (let (number mlist)
3749       (while (not (eobp))
3750         (when (string= (wl-summary-temp-mark) "*")
3751           (let (wl-summary-buffer-disp-msg)
3752             (when (setq number (wl-summary-message-number))
3753               (wl-summary-delete number)
3754               (setq wl-summary-buffer-target-mark-list
3755                     (delq number wl-summary-buffer-target-mark-list)))))
3756         (forward-line 1))
3757       (setq mlist wl-summary-buffer-target-mark-list)
3758       (while mlist
3759         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3760         (setq wl-summary-buffer-target-mark-list
3761               (delq (car mlist) wl-summary-buffer-target-mark-list))
3762         (setq mlist (cdr mlist))))))
3763
3764 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3765   (interactive "P")
3766   (save-excursion
3767     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3768            (inhibit-read-only t)
3769            (buffer-read-only nil)
3770            (count 0)
3771            (length (length mlist))
3772            (pos (point))
3773            skipped
3774            new-mark)
3775       (while mlist
3776         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3777         (if new-mark
3778             (progn
3779               (message "Prefetching... %d/%d message(s)"
3780                        (setq count (+ 1 count)) length)
3781               (when (wl-summary-jump-to-msg (car mlist))
3782                 (wl-summary-unmark)
3783                 (when new-mark
3784                   (wl-summary-persistent-mark) ; move
3785                   (delete-backward-char 1)
3786                   (insert new-mark)
3787                   (if wl-summary-highlight
3788                       (wl-highlight-summary-current-line))
3789                   (save-excursion
3790                     (goto-char pos)
3791                     (sit-for 0)))))
3792           (setq skipped (cons (car mlist) skipped)))
3793         (setq mlist (cdr mlist)))
3794       (setq wl-summary-buffer-target-mark-list skipped)
3795       (message "Prefetching... %d/%d message(s)" count length)
3796       (set-buffer-modified-p nil))))
3797
3798 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3799   (let ((variable
3800          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3801         (function
3802          (intern (format "wl-summary-%s" copy-or-refile)))
3803         (numlist wl-summary-buffer-number-list)
3804         regexp number msgid entity folder mlist)
3805     (save-excursion
3806       ;; guess by first mark
3807       (while numlist
3808         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3809             (setq number (car numlist)
3810                   numlist nil))
3811         (setq numlist (cdr numlist)))
3812       (when number
3813         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3814                                         number 'message-id)
3815               entity (elmo-msgdb-overview-get-entity
3816                       number (wl-summary-buffer-msgdb)))
3817         (if (null entity)
3818             (error "Cannot %s" copy-or-refile))
3819         (setq folder (wl-summary-read-folder
3820                       (wl-refile-guess entity)
3821                       (format "for %s" copy-or-refile)))
3822         (goto-char (point-min))
3823         (while (not (eobp))
3824           (when (string= (wl-summary-temp-mark) "*")
3825             (let (wl-summary-buffer-disp-msg)
3826               (when (setq number (wl-summary-message-number))
3827                 (funcall function folder number)
3828                 (setq wl-summary-buffer-target-mark-list
3829                       (delq number wl-summary-buffer-target-mark-list)))))
3830           (forward-line 1))
3831         ;; process invisible messages.
3832         (setq mlist wl-summary-buffer-target-mark-list)
3833         (while mlist
3834           (set variable
3835                (append (symbol-value variable)
3836                        (list (cons (car mlist) folder))))
3837           (setq wl-summary-buffer-target-mark-list
3838                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3839           (setq mlist (cdr mlist)))))))
3840
3841 (defun wl-summary-next-buffer ()
3842   "Switch to next summary buffer."
3843   (interactive)
3844   (let ((buffers (sort (wl-collect-summary)
3845                        (lambda (buffer1 buffer2)
3846                          (string-lessp (buffer-name buffer1)
3847                                        (buffer-name buffer2))))))
3848     (switch-to-buffer
3849      (or (cadr (memq (current-buffer) buffers))
3850          (car buffers)))))
3851
3852 (defun wl-summary-previous-buffer ()
3853   "Switch to previous summary buffer."
3854   (interactive)
3855   (let ((buffers (sort (wl-collect-summary)
3856                        (lambda (buffer1 buffer2)
3857                          (not (string-lessp (buffer-name buffer1)
3858                                             (buffer-name buffer2)))))))
3859     (switch-to-buffer
3860      (or (cadr (memq (current-buffer) buffers))
3861          (car buffers)))))
3862
3863 (defun wl-summary-target-mark-copy ()
3864   (interactive)
3865   (wl-summary-target-mark-refile-subr "copy"))
3866
3867 (defun wl-summary-target-mark-refile ()
3868   (interactive)
3869   (wl-summary-target-mark-refile-subr "refile"))
3870
3871 (defun wl-summary-target-mark-mark-as-read ()
3872   (interactive)
3873   (save-excursion
3874     (goto-char (point-min))
3875     (let ((inhibit-read-only t)
3876           (buffer-read-only nil)
3877           wl-summary-buffer-disp-msg
3878           number mlist)
3879       (while (not (eobp))
3880         (when (string= (wl-summary-temp-mark) "*")
3881           ;; delete target-mark from buffer.
3882           (delete-backward-char 1)
3883           (insert " ")
3884           (setq number (wl-summary-message-number))
3885           (setq mlist (append mlist (list number)))
3886           (if wl-summary-highlight
3887               (wl-highlight-summary-current-line))
3888           (if number
3889               (setq wl-summary-buffer-target-mark-list
3890                     (delq number wl-summary-buffer-target-mark-list))))
3891         (forward-line 1))
3892       (wl-summary-mark-as-read mlist)
3893       ;; closed
3894       (when (setq mlist wl-summary-buffer-target-mark-list)
3895         (wl-summary-mark-as-read mlist)
3896         (while mlist
3897           (setq wl-summary-buffer-target-mark-list
3898                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3899           (setq mlist (cdr mlist)))))))
3900
3901 (defun wl-summary-target-mark-mark-as-unread ()
3902   (interactive)
3903   (save-excursion
3904     (goto-char (point-min))
3905     (let ((inhibit-read-only t)
3906           (buffer-read-only nil)
3907           wl-summary-buffer-disp-msg
3908           number mlist)
3909       (while (not (eobp))
3910         (when (string= (wl-summary-temp-mark) "*")
3911           (delete-backward-char 1)
3912           (insert " ")
3913           (setq number (wl-summary-message-number))
3914           (setq mlist (append mlist (list number)))
3915           (if wl-summary-highlight
3916               (wl-highlight-summary-current-line))
3917           (if number
3918               (setq wl-summary-buffer-target-mark-list
3919                     (delq number wl-summary-buffer-target-mark-list))))
3920         (forward-line 1))
3921       (wl-summary-mark-as-unread mlist)
3922       ;; closed
3923       (when (setq mlist wl-summary-buffer-target-mark-list)
3924         (wl-summary-mark-as-unread mlist)
3925         (while mlist
3926           (setq wl-summary-buffer-target-mark-list
3927                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3928           (setq mlist (cdr mlist)))))))
3929
3930 (defun wl-summary-target-mark-mark-as-important ()
3931   (interactive)
3932   (save-excursion
3933     (goto-char (point-min))
3934     (let ((inhibit-read-only t)
3935           (buffer-read-only nil)
3936           wl-summary-buffer-disp-msg
3937           number mlist)
3938       (while (not (eobp))
3939         (when (string= (wl-summary-temp-mark) "*")
3940           ;; delete target-mark from buffer.
3941           (delete-backward-char 1)
3942           (insert " ")
3943           (setq number (wl-summary-mark-as-important))
3944           (if wl-summary-highlight
3945               (wl-highlight-summary-current-line))
3946           (if number
3947               (setq wl-summary-buffer-target-mark-list
3948                     (delq number wl-summary-buffer-target-mark-list))))
3949         (forward-line 1))
3950       (setq mlist wl-summary-buffer-target-mark-list)
3951       (while mlist
3952         (wl-summary-mark-as-important (car mlist))
3953         (wl-thread-msg-mark-as-important (car mlist))
3954         (setq wl-summary-buffer-target-mark-list
3955               (delq (car mlist) wl-summary-buffer-target-mark-list))
3956         (setq mlist (cdr mlist)))
3957       (wl-summary-count-unread)
3958       (wl-summary-update-modeline))))
3959
3960 (defun wl-summary-target-mark-save ()
3961   (interactive)
3962   (let ((wl-save-dir
3963          (wl-read-directory-name "Save to directory: "
3964                                  wl-temporary-file-directory))
3965         number)
3966     (if (null (file-exists-p wl-save-dir))
3967         (make-directory wl-save-dir))
3968     (while (setq number (car wl-summary-buffer-target-mark-list))
3969       (wl-thread-jump-to-msg number)
3970       (wl-summary-save t wl-save-dir)
3971       (wl-summary-unmark number))))
3972
3973 (defun wl-summary-target-mark-pick ()
3974   (interactive)
3975   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3976
3977 (defun wl-summary-mark-as-read (&optional number-or-numbers no-folder-mark)
3978   (interactive)
3979   (save-excursion
3980     (let ((inhibit-read-only t)
3981           (buffer-read-only nil)
3982           (folder wl-summary-buffer-elmo-folder)
3983           (msgdb (wl-summary-buffer-msgdb))
3984           number-list visible mark stat new-mark)
3985       (setq number-list (or (and (numberp number-or-numbers)
3986                                  (list number-or-numbers))
3987                             number-or-numbers ; list of numbers
3988                             (and (wl-summary-message-number) ; interactive
3989                                  (list (wl-summary-message-number)))))
3990       (if (null number-list)
3991           (message "No message.")
3992         (unless no-folder-mark
3993           (elmo-folder-mark-as-read folder number-list))
3994         (dolist (number number-list)
3995           (setq visible (wl-summary-jump-to-msg number)
3996                 mark (elmo-msgdb-get-mark msgdb number))
3997           (cond
3998            ((string= mark wl-summary-new-mark) ; N
3999             (setq stat 'new))
4000            ((string= mark wl-summary-unread-uncached-mark) ; U
4001             (setq stat 'unread))
4002            ((string= mark wl-summary-unread-cached-mark)  ; !
4003             (setq stat 'unread))
4004            ((string= mark wl-summary-read-uncached-mark)  ; u
4005             (setq stat 'read)))
4006           (setq new-mark
4007                 (if (and (elmo-message-use-cache-p folder number)
4008                          (not (elmo-folder-local-p folder))
4009                          (not (elmo-file-cache-exists-p
4010                                (elmo-message-field wl-summary-buffer-elmo-folder
4011                                                    number 'message-id))))
4012                     wl-summary-read-uncached-mark
4013                   nil))
4014           (cond ((eq stat 'unread)
4015                  (setq wl-summary-buffer-unread-count
4016                        (1- wl-summary-buffer-unread-count)))
4017                 ((eq stat 'new)
4018                  (setq wl-summary-buffer-new-count
4019                        (1- wl-summary-buffer-new-count))))
4020           (when stat
4021             (when visible
4022               (unless (string= (wl-summary-persistent-mark) new-mark)
4023                 (delete-backward-char 1)
4024                 (insert (or new-mark " "))))
4025             (unless (string= mark new-mark)
4026               (elmo-msgdb-set-mark msgdb number new-mark))
4027             (wl-summary-set-mark-modified))
4028           (if (and visible wl-summary-highlight)
4029               (wl-highlight-summary-current-line nil nil t)))
4030         (if stat
4031             (run-hooks 'wl-summary-unread-message-hook))
4032         (wl-summary-update-modeline)
4033         (wl-folder-update-unread
4034          (wl-summary-buffer-folder-name)
4035          (+ wl-summary-buffer-unread-count
4036             wl-summary-buffer-new-count))
4037         (set-buffer-modified-p nil)
4038         number-or-numbers ;return value
4039         ))))
4040
4041 (defun wl-summary-mark-as-important (&optional number
4042                                                mark
4043                                                no-server-update)
4044   (interactive)
4045   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4046           'internal)
4047       (error "Cannot process mark in this folder"))
4048   (save-excursion
4049     (let* (eol
4050           (inhibit-read-only t)
4051           (buffer-read-only nil)
4052           (folder wl-summary-buffer-elmo-folder)
4053           (msgdb (wl-summary-buffer-msgdb))
4054           (number-alist (elmo-msgdb-get-number-alist msgdb))
4055           message-id visible cur-mark)
4056       (if number
4057           (progn
4058             (setq visible (wl-summary-jump-to-msg number))
4059             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
4060         (setq visible t))
4061       (when visible
4062         (if (null (setq number (wl-summary-message-number)))
4063             (progn
4064               (message "No message.")
4065               (setq visible nil))
4066           (end-of-line)
4067           (setq eol (point))
4068           (wl-summary-goto-previous-message-beginning)))
4069       (if (or (and (not visible)
4070                    ;; already exists in msgdb.
4071                    (elmo-msgdb-overview-get-entity number msgdb))
4072               (setq cur-mark (wl-summary-persistent-mark)))
4073           (progn
4074             (setq number (or number (wl-summary-message-number)))
4075             (setq mark (or mark cur-mark))
4076             (setq message-id (elmo-message-field
4077                               wl-summary-buffer-elmo-folder
4078                               number
4079                               'message-id))
4080             (if (string= mark wl-summary-important-mark)
4081                 (progn
4082                   ;; server side mark
4083                   (save-match-data
4084                     (unless no-server-update
4085                       (elmo-folder-unmark-important folder (list number))
4086                       (elmo-msgdb-global-mark-delete message-id))
4087                     ;; Remove cache if local folder.
4088                     (if (and (elmo-folder-local-p folder)
4089                              (not (eq 'mark
4090                                       (elmo-folder-type-internal folder))))
4091                         (elmo-file-cache-delete
4092                          (elmo-file-cache-get-path message-id))))
4093                   (when visible
4094                     (delete-backward-char 1)
4095                     (insert " "))
4096                   (elmo-msgdb-set-mark msgdb number nil))
4097               ;; server side mark
4098               (save-match-data
4099                 (unless no-server-update
4100                   (elmo-folder-mark-as-important folder (list number))))
4101               (when visible
4102                 (delete-backward-char 1)
4103                 (insert wl-summary-important-mark))
4104               (elmo-msgdb-set-mark msgdb number
4105                                    wl-summary-important-mark)
4106               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4107                   (elmo-folder-mark-as-read folder (list number))
4108                 ;; Force cache message.
4109                 (elmo-message-encache folder number 'read))
4110               (unless no-server-update
4111                 (elmo-msgdb-global-mark-set message-id
4112                                             wl-summary-important-mark)))
4113             (wl-summary-set-mark-modified)))
4114       (if (and visible wl-summary-highlight)
4115           (wl-highlight-summary-current-line nil nil t))))
4116   (set-buffer-modified-p nil)
4117   number)
4118
4119 ;;; Summary line.
4120 (defvar wl-summary-line-formatter nil)
4121
4122 (defun wl-summary-view-old-p ()
4123   "Return non-nil when summary view cache has old format."
4124   (save-excursion
4125     (goto-char (point-min))
4126     (and wl-summary-buffer-number-list
4127          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
4128
4129 (defun wl-summary-line-format-changed-p ()
4130   "Return non-nil when summary line format is changed."
4131   (not (string=
4132         wl-summary-buffer-line-format
4133         (or (elmo-object-load (expand-file-name
4134                                wl-summary-line-format-file
4135                                (elmo-folder-msgdb-path
4136                                 wl-summary-buffer-elmo-folder))
4137                               wl-summary-buffer-mime-charset)
4138             wl-summary-buffer-line-format))))
4139
4140 (defun wl-summary-line-format-save ()
4141   "Save current summary line format."
4142   (elmo-object-save
4143    (expand-file-name wl-summary-line-format-file
4144                      (elmo-folder-msgdb-path
4145                       wl-summary-buffer-elmo-folder))
4146    wl-summary-buffer-line-format
4147    wl-summary-buffer-mime-charset))
4148
4149 (defun wl-summary-line-number ()
4150   (wl-set-string-width
4151    (- wl-summary-buffer-number-column)
4152    (number-to-string
4153     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4154
4155 (defun wl-summary-line-year ()
4156   (aref wl-datevec 0))
4157 (defun wl-summary-line-month ()
4158   (format "%02d" (aref wl-datevec 1)))
4159 (defun wl-summary-line-day ()
4160   (format "%02d" (aref wl-datevec 2)))
4161 (defun wl-summary-line-day-of-week ()
4162   (condition-case nil
4163       (elmo-date-get-week (aref wl-datevec 0)
4164                           (aref wl-datevec 1)
4165                           (aref wl-datevec 2))
4166     (error "??")))
4167 (defun wl-summary-line-hour ()
4168   (format "%02d" (aref wl-datevec 3)))
4169 (defun wl-summary-line-minute ()
4170   (format "%02d" (aref wl-datevec 4)))
4171
4172 (defun wl-summary-line-size ()
4173   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4174     (if size
4175         (cond
4176          ((<= 1 (/ size 1048576))
4177           (format "%.0fM" (/ size 1048576.0)))
4178          ((<= 1 (/ size 1024))
4179           (format "%.0fK" (/ size 1024.0)))
4180          (t (format "%dB" size)))
4181       "")))
4182
4183 (defun wl-summary-line-subject ()
4184   (let (no-parent subject parent-raw-subject parent-subject)
4185     (if (string= wl-thr-indent-string "")
4186         (setq no-parent t)) ; no parent
4187     (setq subject
4188           (elmo-delete-char ?\n
4189                             (or (elmo-msgdb-overview-entity-get-subject
4190                                  wl-message-entity)
4191                                 wl-summary-no-subject-message)))
4192     (setq parent-raw-subject
4193           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4194     (setq parent-subject
4195           (if parent-raw-subject
4196               (elmo-delete-char ?\n parent-raw-subject)))
4197     (if (or no-parent
4198             (null parent-subject)
4199             (not (wl-summary-subject-equal
4200                   subject parent-subject)))
4201         (funcall wl-summary-subject-function subject)
4202       "")))
4203
4204 (defun wl-summary-line-from ()
4205   (elmo-delete-char ?\n
4206                     (funcall wl-summary-from-function
4207                              (elmo-msgdb-overview-entity-get-from
4208                               wl-message-entity))))
4209
4210 (defun wl-summary-line-list-info ()
4211   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4212     (if (car list-info)
4213         (format (if (cdr list-info) "(%s %05.0f)" "(%s)")
4214                 (car list-info) (cdr list-info))
4215       "")))
4216
4217 (defun wl-summary-line-list-count ()
4218   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4219     (if ml-count
4220         (format "%.0f" ml-count)
4221       "")))
4222
4223 (defun wl-summary-line-attached ()
4224   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4225                        wl-message-entity "content-type"))
4226         (case-fold-search t))
4227     (if (and content-type
4228              (string-match "multipart/mixed" content-type))
4229         "@"
4230       "")))
4231
4232 (defun wl-summary-create-line (wl-message-entity
4233                                wl-parent-message-entity
4234                                wl-temp-mark
4235                                wl-persistent-mark
4236                                &optional
4237                                wl-thr-children-number
4238                                wl-thr-indent-string
4239                                wl-thr-linked)
4240   "Create a summary line."
4241   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4242         (elmo-mime-charset wl-summary-buffer-mime-charset)
4243         (elmo-lang wl-summary-buffer-weekday-name-lang)
4244         (wl-datevec (or (ignore-errors (timezone-fix-time
4245                                         (elmo-msgdb-overview-entity-get-date
4246                                          wl-message-entity)
4247                                         nil
4248                                         wl-summary-fix-timezone))
4249                         (make-vector 5 0)))
4250         (entity wl-message-entity) ; backward compatibility.
4251         line mark)
4252     (if (and wl-thr-indent-string
4253              wl-summary-indent-length-limit
4254              (< wl-summary-indent-length-limit
4255                 (string-width wl-thr-indent-string)))
4256         (setq wl-thr-indent-string (wl-set-string-width
4257                                     wl-summary-indent-length-limit
4258                                     wl-thr-indent-string)))
4259     (setq line (funcall wl-summary-buffer-line-formatter))
4260     (if wl-summary-width (setq line
4261                                (wl-set-string-width
4262                                 (- wl-summary-width 1) line nil
4263                                 'ignore-invalid)))
4264     (setq line (concat line
4265                        "\r"
4266                        (number-to-string
4267                         (elmo-msgdb-overview-entity-get-number
4268                          wl-message-entity))))
4269     (if wl-summary-highlight
4270         (wl-highlight-summary-line-string line
4271                                           wl-persistent-mark
4272                                           wl-temp-mark
4273                                           wl-thr-indent-string))
4274     line))
4275
4276 (defsubst wl-summary-proc-wday (wday-str year month mday)
4277   (save-match-data
4278     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4279         (wl-match-string 1 wday-str)
4280       (elmo-date-get-week year month mday))))
4281
4282 (defvar wl-summary-move-spec-plugged-alist
4283   (` ((new . ((t . nil)
4284               (p . (, wl-summary-new-mark))
4285               (p . (, (wl-regexp-opt
4286                        (list wl-summary-unread-uncached-mark
4287                              wl-summary-unread-cached-mark))))
4288               (p . (, (regexp-quote wl-summary-important-mark)))))
4289       (unread . ((t . nil)
4290                  (p . (, (wl-regexp-opt
4291                           (list wl-summary-new-mark
4292                                 wl-summary-unread-uncached-mark
4293                                 wl-summary-unread-cached-mark))))
4294                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4295
4296 (defvar wl-summary-move-spec-unplugged-alist
4297   (` ((new . ((t . nil)
4298               (p . (, wl-summary-unread-cached-mark))
4299               (p . (, (regexp-quote wl-summary-important-mark)))))
4300       (unread . ((t . nil)
4301                  (p . (, wl-summary-unread-cached-mark))
4302                  (p . (, (regexp-quote wl-summary-important-mark))))))))
4303
4304 (defsubst wl-summary-next-message (num direction hereto)
4305   (if wl-summary-buffer-next-message-function
4306       (funcall wl-summary-buffer-next-message-function num direction hereto)
4307     (let ((cur-spec (cdr (assq wl-summary-move-order
4308                                (if (elmo-folder-plugged-p
4309                                     wl-summary-buffer-elmo-folder)
4310                                    wl-summary-move-spec-plugged-alist
4311                                  wl-summary-move-spec-unplugged-alist))))
4312           (nums (memq num (if (eq direction 'up)
4313                               (reverse wl-summary-buffer-number-list)
4314                             wl-summary-buffer-number-list)))
4315           marked-list nums2)
4316       (unless hereto (setq nums (cdr nums)))
4317       (setq nums2 nums)
4318       (if cur-spec
4319           (catch 'done
4320             (while cur-spec
4321               (setq nums nums2)
4322               (cond ((eq (car (car cur-spec)) 'p)
4323                      (if (setq marked-list
4324                                (elmo-folder-list-messages-mark-match
4325                                 wl-summary-buffer-elmo-folder
4326                                 (cdr (car cur-spec))))
4327                          (while nums
4328                            (if (memq (car nums) marked-list)
4329                                (throw 'done (car nums)))
4330                            (setq nums (cdr nums)))))
4331                     ((eq (car (car cur-spec)) 't)
4332                      (if wl-summary-buffer-target-mark-list
4333                          (while nums
4334                            (if (memq (car nums)
4335                                      wl-summary-buffer-target-mark-list)
4336                                (throw 'done (car nums)))
4337                            (setq nums (cdr nums))))))
4338               (setq cur-spec (cdr cur-spec))))
4339         (car nums)))))
4340
4341 (defsubst wl-summary-cursor-move (direction hereto)
4342   (when (and (eq direction 'up)
4343              (eobp))
4344     (forward-line -1)
4345     (setq hereto t))
4346   (let (num)
4347     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4348                                              direction hereto))
4349       (if (numberp num)
4350           (wl-thread-jump-to-msg num))
4351       t)))
4352 ;;
4353 ;; Goto unread or important
4354 ;; returns t if next message exists in this folder.
4355 (defun wl-summary-cursor-down (&optional hereto)
4356   (interactive "P")
4357   (wl-summary-cursor-move 'down hereto))
4358
4359 (defun wl-summary-cursor-up (&optional hereto)
4360   (interactive "P")
4361   (wl-summary-cursor-move 'up hereto))
4362
4363 (defun wl-summary-save-view-cache ()
4364   (save-excursion
4365     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4366            (cache (expand-file-name wl-summary-cache-file dir))
4367            (view (expand-file-name wl-summary-view-file dir))
4368            (save-view wl-summary-buffer-view)
4369            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4370            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4371            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4372            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4373            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4374            (temp-column wl-summary-buffer-temp-mark-column)
4375            (charset wl-summary-buffer-mime-charset))
4376       (if (file-directory-p dir)
4377           (); ok.
4378         (if (file-exists-p dir)
4379             (error "File %s already exists" dir)
4380           (elmo-make-directory dir)))
4381       (if (eq save-view 'thread)
4382           (wl-thread-save-entity dir))
4383       (when wl-summary-check-line-format
4384         (wl-summary-line-format-save))
4385       (unwind-protect
4386           (progn
4387             (when (file-writable-p cache)
4388               (copy-to-buffer tmp-buffer (point-min) (point-max))
4389               (with-current-buffer tmp-buffer
4390                 (widen)
4391                 (make-local-variable 'wl-summary-highlight)
4392                 (setq wl-summary-highlight nil
4393                       wl-summary-buffer-target-mark-list mark-list
4394                       wl-summary-buffer-refile-list refile-list
4395                       wl-summary-buffer-copy-list copy-list
4396                       wl-summary-buffer-delete-list delete-list
4397                       wl-summary-buffer-temp-mark-column temp-column)
4398                 (wl-summary-delete-all-temp-marks)
4399                 (encode-coding-region
4400                  (point-min) (point-max)
4401                  (or (and wl-on-mule ; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
4402                           (mime-charset-to-coding-system charset 'LF))
4403                      ;; Mule 2 doesn't have `*ctext*unix'.
4404                      (mime-charset-to-coding-system charset)))
4405                 (write-region-as-binary (point-min)(point-max)
4406                                         cache nil 'no-msg)))
4407             (when (file-writable-p view) ; 'thread or 'sequence
4408               (save-excursion
4409                 (set-buffer tmp-buffer)
4410                 (erase-buffer)
4411                 (prin1 save-view tmp-buffer)
4412                 (princ "\n" tmp-buffer)
4413                 (write-region (point-min) (point-max) view nil 'no-msg))))
4414         ;; kill tmp buffer.
4415         (kill-buffer tmp-buffer)))))
4416
4417 (defsubst wl-summary-get-sync-range (folder)
4418   (intern (or (and
4419                (elmo-folder-plugged-p folder)
4420                (wl-get-assoc-list-value
4421                 wl-folder-sync-range-alist
4422                 (elmo-folder-name-internal folder)))
4423               wl-default-sync-range)))
4424
4425 ;; redefined for wl-summary-sync-update
4426 (defun wl-summary-input-range (folder)
4427   "returns update or all or rescan."
4428   ;; for the case when parts are expanded in the bottom of the folder
4429   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4430                             "cache-status"
4431                             "no-sync" "rescan-noscore" "all-visible"))
4432         (default (or (wl-get-assoc-list-value
4433                       wl-folder-sync-range-alist
4434                       folder)
4435                      wl-default-sync-range))
4436         range)
4437     (setq range
4438           (completing-read (format "Range (%s): " default)
4439                            (mapcar
4440                             (function (lambda (x) (cons x x)))
4441                             input-range-list)))
4442     (if (string= range "")
4443         default
4444       range)))
4445
4446 (defun wl-summary-toggle-disp-folder (&optional arg)
4447   (interactive)
4448   (let ((cur-buf (current-buffer))
4449         (summary-win (get-buffer-window (current-buffer)))
4450         fld-buf fld-win)
4451     (cond
4452      ((eq arg 'on)
4453       (setq wl-summary-buffer-disp-folder t)
4454       ;; hide your folder window
4455       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4456           (if (setq fld-win (get-buffer-window fld-buf))
4457               (delete-window fld-win))))
4458      ((eq arg 'off)
4459       (setq wl-summary-buffer-disp-folder nil)
4460       ;; hide your wl-message window!
4461       (when (buffer-live-p wl-message-buffer)
4462         (wl-message-select-buffer wl-message-buffer)
4463         (delete-window))
4464       (select-window (get-buffer-window cur-buf))
4465       ;; display wl-folder window!!
4466       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4467           (if (setq fld-win (get-buffer-window fld-buf))
4468               ;; folder win is already displayed.
4469               (select-window fld-win)
4470             ;; folder win is not displayed.
4471             (switch-to-buffer fld-buf))
4472         ;; no folder buf
4473         (wl-folder))
4474       ;; temporarily delete summary-win.
4475       (if summary-win
4476           (delete-window summary-win))
4477       (split-window-horizontally wl-folder-window-width)
4478       (other-window 1)
4479       (switch-to-buffer cur-buf))
4480      (t
4481       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4482           (if (setq fld-win (get-buffer-window fld-buf))
4483               (setq wl-summary-buffer-disp-folder nil)
4484             (setq wl-summary-buffer-disp-folder t)))
4485       (if (not wl-summary-buffer-disp-folder)
4486           ;; hide message window
4487           (let ((mes-win (and wl-message-buffer
4488                               (get-buffer-window wl-message-buffer)))
4489                 (wl-stay-folder-window t))
4490             (if mes-win (delete-window mes-win))
4491             ;; hide your folder window
4492             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4493                 (if (setq fld-win (get-buffer-window fld-buf))
4494                     (progn
4495                       (delete-window (get-buffer-window cur-buf))
4496                       (select-window fld-win)
4497                       (switch-to-buffer cur-buf))))
4498             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4499             ;; resume message window.
4500             (when mes-win
4501               (wl-message-select-buffer wl-message-buffer)
4502               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4503               (select-window (get-buffer-window cur-buf))))
4504         ;; hide message window
4505         (let ((wl-stay-folder-window t)
4506               (mes-win (and wl-message-buffer
4507                             (get-buffer-window wl-message-buffer))))
4508           (if mes-win (delete-window mes-win))
4509           (select-window (get-buffer-window cur-buf))
4510           ;; display wl-folder window!!
4511           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4512               (if (setq fld-win (get-buffer-window fld-buf))
4513                   ;; folder win is already displayed.
4514                   (select-window fld-win)
4515                 ;; folder win is not displayed...occupy all.
4516                 (switch-to-buffer fld-buf))
4517             ;; no folder buf
4518             (wl-folder))
4519           (split-window-horizontally wl-folder-window-width)
4520           (other-window 1)
4521           (switch-to-buffer cur-buf)
4522           ;; resume message window.
4523           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4524           (when mes-win
4525             (wl-message-select-buffer wl-message-buffer)
4526             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4527             (select-window (get-buffer-window cur-buf))))))))
4528   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4529
4530 (defun wl-summary-toggle-disp-msg (&optional arg)
4531   (interactive)
4532   (let ((cur-buf (current-buffer))
4533         fld-buf fld-win
4534         summary-win)
4535     (cond
4536      ((eq arg 'on)
4537       (setq wl-summary-buffer-disp-msg t)
4538       (save-excursion
4539         ;; hide your folder window
4540         (if (and (not wl-stay-folder-window)
4541                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4542             (if (setq fld-win (get-buffer-window fld-buf))
4543                 (unless (one-window-p fld-win)
4544                   (delete-window fld-win))))))
4545      ((eq arg 'off)
4546       (wl-delete-all-overlays)
4547       (setq wl-summary-buffer-disp-msg nil)
4548       (save-excursion
4549         (when (buffer-live-p wl-message-buffer)
4550           (wl-message-select-buffer wl-message-buffer)
4551           (delete-window)
4552           (and (get-buffer-window cur-buf)
4553                (select-window (get-buffer-window cur-buf))))
4554         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4555      (t
4556       (if (and wl-message-buffer
4557                (get-buffer-window wl-message-buffer)) ; already displayed
4558           (setq wl-summary-buffer-disp-msg nil)
4559         (setq wl-summary-buffer-disp-msg t))
4560       (if wl-summary-buffer-disp-msg
4561           (progn
4562             (wl-summary-redisplay)
4563 ;;; hide your folder window
4564 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4565 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4566 ;;;             (delete-window fld-win)))
4567             (run-hooks 'wl-summary-toggle-disp-on-hook))
4568         (wl-delete-all-overlays)
4569         (save-excursion
4570           (wl-message-select-buffer wl-message-buffer)
4571           (delete-window)
4572           (select-window (get-buffer-window cur-buf))
4573           (run-hooks 'wl-summary-toggle-disp-off-hook))
4574 ;;;     (switch-to-buffer cur-buf)
4575         )))))
4576
4577 (defun wl-summary-next-line-content ()
4578   "Show next line of the message."
4579   (interactive)
4580   (let ((cur-buf (current-buffer)))
4581     (wl-summary-toggle-disp-msg 'on)
4582     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4583       (set-buffer cur-buf)
4584       (wl-message-next-page 1))))
4585
4586 (defun wl-summary-prev-line-content ()
4587   (interactive)
4588   (let ((cur-buf (current-buffer)))
4589     (wl-summary-toggle-disp-msg 'on)
4590     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4591       (set-buffer cur-buf)
4592       (wl-message-prev-page 1))))
4593
4594 (defun wl-summary-next-page ()
4595   (interactive)
4596   (let ((cur-buf (current-buffer)))
4597     (wl-summary-toggle-disp-msg 'on)
4598     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4599       (set-buffer cur-buf)
4600       (wl-message-next-page))))
4601
4602 (defun wl-summary-prev-page ()
4603   (interactive)
4604   (let ((cur-buf (current-buffer)))
4605     (wl-summary-toggle-disp-msg 'on)
4606     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4607       (set-buffer cur-buf)
4608       (wl-message-prev-page))))
4609
4610 (defsubst wl-summary-no-mime-p (folder)
4611   (wl-string-match-member (elmo-folder-name-internal folder)
4612                           wl-summary-no-mime-folder-list))
4613
4614 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4615   "Set message buffer.
4616 If message is not displayed yet, display it.
4617 Return t if message exists."
4618   (let ((folder wl-summary-buffer-elmo-folder)
4619         (number (wl-summary-message-number))
4620         cur-folder cur-number message-last-pos)
4621     (when (buffer-live-p wl-message-buffer)
4622       (save-window-excursion
4623         (wl-message-select-buffer wl-message-buffer)
4624         (setq cur-folder wl-message-buffer-cur-folder)
4625         (setq cur-number wl-message-buffer-cur-number)))
4626     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4627              (eq number (or cur-number 0)))
4628         (progn
4629           (set-buffer wl-message-buffer)
4630           t)
4631       (if (wl-summary-no-mime-p folder)
4632           (wl-summary-redisplay-no-mime-internal folder number)
4633         (wl-summary-redisplay-internal folder number))
4634       (when (buffer-live-p wl-message-buffer)
4635         (set-buffer wl-message-buffer))
4636       nil)))
4637
4638 (defun wl-summary-target-mark-forward (&optional arg)
4639   (interactive "P")
4640   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4641         (summary-buf (current-buffer))
4642         (wl-draft-forward t)
4643         start-point
4644         draft-buf)
4645     (wl-summary-jump-to-msg (car mlist))
4646     (wl-summary-forward t)
4647     (setq start-point (point))
4648     (setq draft-buf (current-buffer))
4649     (setq mlist (cdr mlist))
4650     (save-window-excursion
4651       (when mlist
4652         (while mlist
4653           (set-buffer summary-buf)
4654           (wl-summary-jump-to-msg (car mlist))
4655           (wl-summary-redisplay)
4656           (set-buffer draft-buf)
4657           (goto-char (point-max))
4658           (wl-draft-insert-message)
4659           (setq mlist (cdr mlist)))
4660         (wl-draft-body-goto-top)
4661         (wl-draft-enclose-digest-region (point) (point-max)))
4662       (goto-char start-point)
4663       (save-excursion
4664         (set-buffer summary-buf)
4665         (wl-summary-delete-all-temp-marks)))
4666     (run-hooks 'wl-mail-setup-hook)))
4667
4668 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4669   (interactive "P")
4670   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4671         (summary-buf (current-buffer))
4672         change-major-mode-hook
4673         start-point
4674         draft-buf)
4675     (wl-summary-jump-to-msg (car mlist))
4676     (wl-summary-reply arg t)
4677     (goto-char (point-max))
4678     (setq start-point (point-marker))
4679     (setq draft-buf (current-buffer))
4680     (save-window-excursion
4681       (while mlist
4682         (set-buffer summary-buf)
4683         (delete-other-windows)
4684         (wl-summary-jump-to-msg (car mlist))
4685         (wl-summary-redisplay)
4686         (set-buffer draft-buf)
4687         (goto-char (point-max))
4688         (wl-draft-yank-original)
4689         (setq mlist (cdr mlist)))
4690       (goto-char start-point)
4691       (save-excursion
4692         (set-buffer summary-buf)
4693         (wl-summary-delete-all-temp-marks)))
4694     (wl-draft-reply-position wl-draft-reply-default-position)
4695     (run-hooks 'wl-mail-setup-hook)))
4696
4697 (defun wl-summary-reply-with-citation (&optional arg)
4698   (interactive "P")
4699   (when (wl-summary-reply arg t)
4700     (goto-char (point-max))
4701     (wl-draft-yank-original)
4702     (wl-draft-reply-position wl-draft-reply-default-position)
4703     (run-hooks 'wl-mail-setup-hook)))
4704
4705 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4706   (interactive)
4707   (let* ((original (wl-summary-message-number))
4708          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4709          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4710          msg otherfld schar
4711          (errmsg
4712           (format "No message with id \"%s\" in the folder." msgid)))
4713     (if (setq msg (car (rassoc msgid number-alist)))
4714 ;;;     (wl-summary-jump-to-msg-internal
4715 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4716         (progn
4717           (wl-thread-jump-to-msg msg)
4718           t)
4719       ;; for XEmacs!
4720       (if (and elmo-use-database
4721                (setq errmsg
4722                      (format
4723                       "No message with id \"%s\" in the database." msgid))
4724                (setq otherfld (elmo-database-msgid-get msgid)))
4725           (if (cdr (wl-summary-jump-to-msg-internal
4726                     (car otherfld) (nth 1 otherfld) 'no-sync))
4727               t ; succeed.
4728             ;; Back to original.
4729             (wl-summary-jump-to-msg-internal
4730              (wl-summary-buffer-folder-name) original 'no-sync))
4731         (cond ((eq wl-summary-search-via-nntp 'confirm)
4732                (require 'elmo-nntp)
4733                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4734                         elmo-nntp-default-server)
4735                (setq schar (read-char))
4736                (cond ((eq schar ?y)
4737                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4738                      ((eq schar ?s)
4739                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4740                        msgid
4741                        (read-from-minibuffer "NNTP Server: ")))
4742                      (t
4743                       (message errmsg)
4744                       nil)))
4745               ((or (eq wl-summary-search-via-nntp 'force)
4746                    (and
4747                     (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4748                         'nntp)
4749                     wl-summary-search-via-nntp)
4750                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4751               (t
4752                (message errmsg)
4753                nil))))))
4754
4755 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4756   (interactive)
4757   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4758          newsgroups folder ret
4759          user server port type spec)
4760     (if server-spec
4761         (if (string-match "^-" server-spec)
4762             (setq spec (wl-folder-get-elmo-folder server-spec)
4763                   user (elmo-net-folder-user-internal spec)
4764                   server (elmo-net-folder-server-internal spec)
4765                   port (elmo-net-folder-port-internal spec)
4766                   type (elmo-net-folder-stream-type-internal spec))
4767           (setq server server-spec)))
4768     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4769                      msgid
4770                      (or server elmo-nntp-default-server)
4771                      (or user elmo-nntp-default-user)
4772                      (or port elmo-nntp-default-port)
4773                      (or type elmo-nntp-default-stream-type)))
4774       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4775       (setq folder (concat "-" (car newsgroups)
4776                            (elmo-nntp-folder-postfix user server port type)))
4777       (catch 'found
4778         (while newsgroups
4779           (if (wl-folder-entity-exists-p (car newsgroups)
4780                                          wl-folder-newsgroups-hashtb)
4781               (throw 'found
4782                      (setq folder (concat "-" (car newsgroups)
4783                                           (elmo-nntp-folder-postfix
4784                                            user server port type)))))
4785           (setq newsgroups (cdr newsgroups)))))
4786     (if ret
4787         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4788       (message "No message id \"%s\" in nntp server \"%s\"."
4789                msgid (or server elmo-nntp-default-server))
4790       nil)))
4791
4792 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4793   (let (wl-auto-select-first entity)
4794     (if (or (string= folder (wl-summary-buffer-folder-name))
4795             (y-or-n-p
4796              (format
4797               "Message was found in the folder \"%s\". Jump to it? "
4798               folder)))
4799         (progn
4800           (unwind-protect
4801               (wl-summary-goto-folder-subr
4802                folder scan-type nil nil t)
4803             (if msgid
4804                 (setq msg
4805                       (car (rassoc msgid
4806                                    (elmo-msgdb-get-number-alist
4807                                     (wl-summary-buffer-msgdb))))))
4808             (setq entity (wl-folder-search-entity-by-name folder
4809                                                           wl-folder-entity
4810                                                           'folder))
4811             (if entity
4812                 (wl-folder-set-current-entity-id
4813                  (wl-folder-get-entity-id entity))))
4814           (if (null msg)
4815               (message "Message was not found currently in this folder.")
4816             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4817           (cons folder msg)))))
4818
4819 (defun wl-summary-jump-to-parent-message (arg)
4820   (interactive "P")
4821   (let ((cur-buf (current-buffer))
4822         (disp-msg wl-summary-buffer-disp-msg)
4823         (number (wl-summary-message-number))
4824         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4825         (i -1) ;; xxx
4826         msg-id msg-num ref-list ref irt)
4827     (if (null number)
4828         (message "No message.")
4829       (when (eq wl-summary-buffer-view 'thread)
4830         (cond ((and arg (not (numberp arg)))
4831                (setq msg-num
4832                      (wl-thread-entity-get-number
4833                       (wl-thread-entity-get-top-entity
4834                        (wl-thread-get-entity number)))))
4835               ((and arg (numberp arg))
4836                (setq i 0)
4837                (setq msg-num number)
4838                (while (< i arg)
4839                  (setq msg-num
4840                        (wl-thread-entity-get-number
4841                         (wl-thread-entity-get-parent-entity
4842                          (wl-thread-get-entity msg-num))))
4843                  (setq i (1+ i))))
4844               (t (setq msg-num
4845                        (wl-thread-entity-get-number
4846                         (wl-thread-entity-get-parent-entity
4847                          (wl-thread-get-entity number)))))))
4848       (when (null msg-num)
4849         (wl-summary-set-message-buffer-or-redisplay)
4850         (set-buffer (wl-message-get-original-buffer))
4851         (message "Searching parent message...")
4852         (setq ref (std11-field-body "References")
4853               irt (std11-field-body "In-Reply-To"))
4854         (cond
4855          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4856                (string-match regexp ref))
4857           ;; The first message of the thread.
4858           (setq msg-id (wl-match-string 1 ref)))
4859          ;; "In-Reply-To:" has only one msg-id.
4860          ((and (null arg) irt (not (string= irt ""))
4861                (string-match regexp irt))
4862           (setq msg-id (wl-match-string 1 irt)))
4863          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4864                (string-match regexp ref))
4865           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4866           (while (string-match regexp ref)
4867             (setq ref-list
4868                   (append (list
4869                            (wl-match-string 1 ref))
4870                           ref-list))
4871             (setq ref (substring ref (match-end 0)))
4872             (setq i (1+ i)))
4873           (setq msg-id
4874                 (if (null arg) (nth 0 ref-list) ;; previous
4875                   (if (<= arg i) (nth (1- arg) ref-list)
4876                     (nth i ref-list))))))
4877         (set-buffer cur-buf)
4878         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4879       (cond ((and (null msg-id) (null msg-num))
4880              (message "No parent message!")
4881              nil)
4882             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4883              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4884              (message "Searching parent message...done")
4885              t)
4886             ((and msg-num (wl-summary-jump-to-msg msg-num))
4887              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4888              (message "Searching parent message...done")
4889              t)
4890             (t ; failed.
4891              (message "Parent message was not found.")
4892              nil)))))
4893
4894 (defun wl-summary-reply (&optional arg without-setup-hook)
4895   "Reply to current message. Default is \"wide\" reply.
4896 Reply to author if invoked with ARG."
4897   (interactive "P")
4898   (let ((folder wl-summary-buffer-elmo-folder)
4899         (number (wl-summary-message-number))
4900         (summary-buf (current-buffer))
4901         mes-buf)
4902     (when number
4903       (save-excursion
4904         (wl-summary-redisplay-internal folder number))
4905       (setq mes-buf wl-message-buffer)
4906       (wl-message-select-buffer wl-message-buffer)
4907       (set-buffer mes-buf)
4908       (goto-char (point-min))
4909       (when (setq mes-buf (wl-message-get-original-buffer))
4910         (wl-draft-reply mes-buf arg summary-buf)
4911         (wl-draft-reply-position wl-draft-reply-default-position)
4912         (unless without-setup-hook
4913           (run-hooks 'wl-mail-setup-hook)))
4914       t)))
4915
4916 (defun wl-summary-write ()
4917   "Write a new draft from Summary."
4918   (interactive)
4919   (wl-draft (list (cons 'To ""))
4920             nil nil nil nil (wl-summary-buffer-folder-name))
4921   (run-hooks 'wl-mail-setup-hook)
4922   (mail-position-on-field "To"))
4923
4924 (defvar wl-summary-write-current-folder-functions
4925   '(wl-folder-get-newsgroups
4926     wl-folder-guess-mailing-list-by-refile-rule
4927     wl-folder-guess-mailing-list-by-folder-name)
4928   "Newsgroups or Mailing List address guess functions list.
4929 Call from `wl-summary-write-current-folder'.
4930 When guess function return nil, challenge next guess-function.")
4931
4932 (defun wl-summary-write-current-folder (&optional folder)
4933   "Write message to current FOLDER's newsgroup or mailing-list.
4934 Use function list is `wl-summary-write-current-folder-functions'."
4935   (interactive)
4936   ;; default FOLDER is current buffer folder
4937   (setq folder (or folder (wl-summary-buffer-folder-name)))
4938   (let ((func-list wl-summary-write-current-folder-functions)
4939         guess-list guess-func)
4940     (while func-list
4941       (setq guess-list (funcall (car func-list) folder))
4942       (if (null guess-list)
4943           (setq func-list (cdr func-list))
4944         (setq guess-func (car func-list))
4945         (setq func-list nil)))
4946     (if (null guess-func)
4947         (wl-summary-write)
4948       (unless (or (stringp (nth 0 guess-list))
4949                   (stringp (nth 1 guess-list))
4950                   (stringp (nth 2 guess-list)))
4951         (error "Invalid value return guess function `%s'"
4952                (symbol-name guess-func)))
4953       (wl-draft (list (cons 'To (nth 0 guess-list))
4954                       (cons 'Cc (nth 1 guess-list))
4955                       (cons 'Newsgroups (nth 2 guess-list)))
4956                 nil nil nil nil folder)
4957       (run-hooks 'wl-mail-setup-hook)
4958       (mail-position-on-field "Subject"))))
4959
4960 (defun wl-summary-forward (&optional without-setup-hook)
4961   ""
4962   (interactive)
4963   (let ((folder wl-summary-buffer-elmo-folder)
4964         (number (wl-summary-message-number))
4965         (summary-buf (current-buffer))
4966         (wl-draft-forward t)
4967         mes-buf
4968         entity subject num)
4969     (if (null number)
4970         (message "No message.")
4971       (if (and (elmo-message-use-cache-p folder number)
4972                (eq (elmo-file-cache-status
4973                     (elmo-file-cache-get
4974                      (elmo-message-field folder number 'message-id)))
4975                    'section))
4976           ;; Reload.
4977           (wl-summary-redisplay-internal nil nil 'force-reload)
4978         (wl-summary-redisplay-internal folder number))
4979       (setq mes-buf wl-message-buffer)
4980       (wl-message-select-buffer mes-buf)
4981       ;; get original subject.
4982       (if summary-buf
4983           (save-excursion
4984             (set-buffer summary-buf)
4985             (setq subject
4986                   (or (elmo-message-field folder number 'subject) ""))))
4987       (set-buffer mes-buf)
4988       (wl-draft-forward subject summary-buf)
4989       (unless without-setup-hook
4990         (run-hooks 'wl-mail-setup-hook)))))
4991
4992 (defun wl-summary-click (e)
4993   (interactive "e")
4994   (mouse-set-point e)
4995   (wl-summary-read))
4996
4997 (defun wl-summary-read ()
4998   "Proceed reading message in the summary buffer."
4999   (interactive)
5000   (let ((cur-buf (current-buffer)))
5001     (wl-summary-toggle-disp-msg 'on)
5002     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
5003       (set-buffer cur-buf)
5004       (if (wl-message-next-page)
5005           (wl-summary-down t)))))
5006
5007 (defsubst wl-summary-cursor-move-surface (downward interactive)
5008   (if wl-summary-move-direction-toggle
5009       (setq wl-summary-move-direction-downward downward))
5010   (let ((start (point))
5011         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
5012         (skip t)
5013         skip-pmark-regexp goto-next next-entity finfo)
5014     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
5015         ()
5016       (setq skip-pmark-regexp
5017             (wl-regexp-opt (list " "
5018                                  wl-summary-unread-cached-mark
5019                                  wl-summary-important-mark))))
5020     (while (and skip
5021                 (not (if downward (eobp) (bobp))))
5022       (if downward
5023           (forward-line 1)
5024         (forward-line -1))
5025       (setq skip (or (string-match skip-tmark-regexp
5026                                    (save-excursion
5027                                      (wl-summary-temp-mark)))
5028                      (and skip-pmark-regexp
5029                           (not (string-match
5030                                 skip-pmark-regexp
5031                                 (save-excursion
5032                                   (wl-summary-persistent-mark))))))))
5033
5034     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
5035     (if (or (eobp) (and (bobp) skip))
5036         (goto-char start))
5037
5038     (beginning-of-line)
5039
5040     (if (not goto-next)
5041         (if wl-summary-buffer-disp-msg
5042             (wl-summary-redisplay))
5043       (if interactive
5044           (cond
5045            ((and (not downward) wl-summary-buffer-prev-folder-function)
5046             (funcall wl-summary-buffer-prev-folder-function))
5047            ((and downward wl-summary-buffer-next-folder-function)
5048             (funcall wl-summary-buffer-next-folder-function))
5049            (t
5050             (when wl-auto-select-next
5051               (setq next-entity
5052                     (if downward
5053                         (wl-summary-get-next-folder)
5054                       (wl-summary-get-prev-folder)))
5055               (if next-entity
5056                   (setq finfo (wl-folder-get-entity-info next-entity))))
5057             (wl-ask-folder
5058              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5059              (format
5060               "No more messages. Type SPC to go to %s."
5061               (wl-summary-entity-info-msg next-entity finfo)))))))))
5062
5063 (defun wl-summary-prev (&optional interactive)
5064   (interactive)
5065   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
5066
5067 (defun wl-summary-next (&optional interactive)
5068   (interactive)
5069   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
5070
5071 (defun wl-summary-up (&optional interactive skip-no-unread)
5072   ""
5073   (interactive)
5074   (if wl-summary-move-direction-toggle
5075       (setq wl-summary-move-direction-downward nil))
5076   (if (wl-summary-cursor-up)
5077       (if wl-summary-buffer-disp-msg
5078           (wl-summary-redisplay))
5079     (if (or interactive
5080             (interactive-p))
5081         (if wl-summary-buffer-prev-folder-function
5082             (funcall wl-summary-buffer-prev-folder-function)
5083           (let (next-entity finfo)
5084             (when wl-auto-select-next
5085               (progn
5086                 (setq next-entity (wl-summary-get-prev-unread-folder))
5087                 (if next-entity
5088                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5089             (if (and skip-no-unread
5090                      (eq wl-auto-select-next 'skip-no-unread))
5091                 (wl-summary-next-folder-or-exit next-entity t)
5092               (wl-ask-folder
5093                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5094                (format
5095                 "No more unread messages. Type SPC to go to %s."
5096                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5097
5098 (defun wl-summary-get-prev-folder ()
5099   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5100         last-entity cur-id)
5101     (when folder-buf
5102       (setq cur-id (save-excursion (set-buffer folder-buf)
5103                                    wl-folder-buffer-cur-entity-id))
5104       (wl-folder-get-prev-folder cur-id))))
5105
5106 (defun wl-summary-get-next-folder ()
5107   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5108         cur-id)
5109     (when folder-buf
5110       (setq cur-id (save-excursion (set-buffer folder-buf)
5111                                    wl-folder-buffer-cur-entity-id))
5112       (wl-folder-get-next-folder cur-id))))
5113
5114 (defun wl-summary-get-next-unread-folder ()
5115   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5116         cur-id)
5117     (when folder-buf
5118       (setq cur-id (save-excursion (set-buffer folder-buf)
5119                                    wl-folder-buffer-cur-entity-id))
5120       (wl-folder-get-next-folder cur-id 'unread))))
5121
5122 (defun wl-summary-get-prev-unread-folder ()
5123   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5124         cur-id)
5125     (when folder-buf
5126       (setq cur-id (save-excursion (set-buffer folder-buf)
5127                                    wl-folder-buffer-cur-entity-id))
5128       (wl-folder-get-prev-folder cur-id 'unread))))
5129
5130 (defun wl-summary-down (&optional interactive skip-no-unread)
5131   (interactive)
5132   (if wl-summary-move-direction-toggle
5133       (setq wl-summary-move-direction-downward t))
5134   (if (wl-summary-cursor-down)
5135       (if wl-summary-buffer-disp-msg
5136           (wl-summary-redisplay))
5137     (if (or interactive
5138             (interactive-p))
5139         (if wl-summary-buffer-next-folder-function
5140             (funcall wl-summary-buffer-next-folder-function)
5141           (let (next-entity finfo)
5142             (when wl-auto-select-next
5143               (setq next-entity (wl-summary-get-next-unread-folder)))
5144             (if next-entity
5145                 (setq finfo (wl-folder-get-entity-info next-entity)))
5146             (if (and skip-no-unread
5147                      (eq wl-auto-select-next 'skip-no-unread))
5148                 (wl-summary-next-folder-or-exit next-entity)
5149               (wl-ask-folder
5150                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5151                (format
5152                 "No more unread messages. Type SPC to go to %s."
5153                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5154
5155 (defun wl-summary-goto-last-displayed-msg ()
5156   (interactive)
5157   (unless wl-summary-buffer-last-displayed-msg
5158     (setq wl-summary-buffer-last-displayed-msg
5159           wl-summary-buffer-current-msg))
5160   (if wl-summary-buffer-last-displayed-msg
5161       (progn
5162         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5163         (if wl-summary-buffer-disp-msg
5164             (wl-summary-redisplay)))
5165     (message "No last message.")))
5166
5167 (defun wl-summary-redisplay (&optional arg)
5168   (interactive "P")
5169   (if (and (not arg)
5170            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5171       (wl-summary-redisplay-no-mime)
5172     (wl-summary-redisplay-internal nil nil arg)))
5173
5174 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5175   (interactive)
5176   (let* ((msgdb (wl-summary-buffer-msgdb))
5177          (folder (or folder wl-summary-buffer-elmo-folder))
5178          (num (or number (wl-summary-message-number)))
5179          (wl-mime-charset      wl-summary-buffer-mime-charset)
5180          (default-mime-charset wl-summary-buffer-mime-charset)
5181          fld-buf fld-win thr-entity)
5182     (if (and wl-thread-open-reading-thread
5183              (eq wl-summary-buffer-view 'thread)
5184              (not (wl-thread-entity-get-opened
5185                    (setq thr-entity (wl-thread-get-entity
5186                                      num))))
5187              (wl-thread-entity-get-children thr-entity))
5188         (wl-thread-force-open))
5189     (if num
5190         (progn
5191           (setq wl-summary-buffer-disp-msg t)
5192           (setq wl-summary-buffer-last-displayed-msg
5193                 wl-summary-buffer-current-msg)
5194           ;; hide folder window
5195           (if (and (not wl-stay-folder-window)
5196                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5197               (if (setq fld-win (get-buffer-window fld-buf))
5198                   (delete-window fld-win)))
5199           (setq wl-current-summary-buffer (current-buffer))
5200           (wl-summary-mark-as-read
5201            num
5202            ;; not fetched, then change server-mark.
5203            (if (wl-message-redisplay folder num 'mime
5204                                      (or force-reload
5205                                          (string= (elmo-folder-name-internal
5206                                                    folder)
5207                                                   wl-draft-folder)))
5208                nil
5209              ;; plugged, then leave server-mark.
5210              (if (and
5211                   (not
5212                    (elmo-folder-local-p
5213                     wl-summary-buffer-elmo-folder))
5214                   (elmo-folder-plugged-p
5215                    wl-summary-buffer-elmo-folder))
5216                  'leave)))
5217           (setq wl-summary-buffer-current-msg num)
5218           (when wl-summary-recenter
5219             (recenter (/ (- (window-height) 2) 2))
5220             (if (not wl-summary-indent-length-limit)
5221                 (wl-horizontal-recenter)))
5222           (wl-highlight-summary-displaying)
5223           (wl-message-buffer-prefetch-next folder num
5224                                            wl-message-buffer-prefetch-depth
5225                                            (current-buffer)
5226                                            wl-summary-buffer-mime-charset)
5227           (run-hooks 'wl-summary-redisplay-hook))
5228       (message "No message to display."))))
5229
5230 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5231   "Display message without MIME decoding.
5232 If ASK-CODING is non-nil, coding-system for the message is asked."
5233   (interactive "P")
5234   (let ((elmo-mime-display-as-is-coding-system
5235          (if ask-coding
5236              (or (read-coding-system "Coding system: ")
5237                  elmo-mime-display-as-is-coding-system)
5238            elmo-mime-display-as-is-coding-system)))
5239     (wl-summary-redisplay-no-mime-internal)))
5240
5241 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5242   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5243          (num (or number (wl-summary-message-number)))
5244          wl-break-pages)
5245     (if num
5246         (progn
5247           (setq wl-summary-buffer-disp-msg t)
5248           (setq wl-summary-buffer-last-displayed-msg
5249                 wl-summary-buffer-current-msg)
5250           (setq wl-current-summary-buffer (current-buffer))
5251           (wl-message-redisplay fld num 'as-is
5252                                 (string= (elmo-folder-name-internal fld)
5253                                          wl-draft-folder))
5254           (wl-summary-mark-as-read num)
5255           (setq wl-summary-buffer-current-msg num)
5256           (when wl-summary-recenter
5257             (recenter (/ (- (window-height) 2) 2))
5258             (if (not wl-summary-indent-length-limit)
5259                 (wl-horizontal-recenter)))
5260           (wl-highlight-summary-displaying)
5261           (run-hooks 'wl-summary-redisplay-hook))
5262       (message "No message to display.")
5263       (wl-ask-folder 'wl-summary-exit
5264                      "No more messages. Type SPC to go to folder mode."))))
5265
5266 (defun wl-summary-redisplay-all-header (&optional folder number)
5267   (interactive)
5268   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5269          (num (or number (wl-summary-message-number)))
5270          (wl-mime-charset      wl-summary-buffer-mime-charset)
5271          (default-mime-charset wl-summary-buffer-mime-charset))
5272     (if num
5273         (progn
5274           (setq wl-summary-buffer-disp-msg t)
5275           (setq wl-summary-buffer-last-displayed-msg
5276                 wl-summary-buffer-current-msg)
5277           (setq wl-current-summary-buffer (current-buffer))
5278           (if (wl-message-redisplay fld num 'all-header
5279                                     (string= (elmo-folder-name-internal fld)
5280                                              wl-draft-folder))
5281               (wl-summary-mark-as-read num))
5282           (setq wl-summary-buffer-current-msg num)
5283           (when wl-summary-recenter
5284             (recenter (/ (- (window-height) 2) 2))
5285             (if (not wl-summary-indent-length-limit)
5286                 (wl-horizontal-recenter)))
5287           (wl-highlight-summary-displaying)
5288           (run-hooks 'wl-summary-redisplay-hook))
5289       (message "No message to display."))))
5290
5291 (defun wl-summary-jump-to-current-message ()
5292   "Jump into Message buffer."
5293   (interactive)
5294   (let (message-buf message-win)
5295     (if (setq message-buf wl-message-buffer)
5296         (if (setq message-win (get-buffer-window message-buf))
5297             (select-window message-win)
5298           (wl-message-select-buffer wl-message-buffer))
5299       (wl-summary-redisplay)
5300       (wl-message-select-buffer wl-message-buffer))))
5301
5302 (defun wl-summary-cancel-message ()
5303   "Cancel an article on news."
5304   (interactive)
5305   (if (null (wl-summary-message-number))
5306       (message "No message.")
5307     (let ((summary-buf (current-buffer))
5308           message-buf)
5309       (wl-summary-set-message-buffer-or-redisplay)
5310       (if (setq message-buf (wl-message-get-original-buffer))
5311           (set-buffer message-buf))
5312       (unless (wl-message-news-p)
5313         (set-buffer summary-buf)
5314         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5315                      'nntp)
5316                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5317             (progn
5318               (wl-summary-redisplay t)
5319               (wl-summary-supersedes-message))
5320           (error "This is not a news article; supersedes is impossible")))
5321       (when (yes-or-no-p "Do you really want to cancel this article? ")
5322         (let (from newsgroups message-id distribution buf)
5323           (save-excursion
5324             (setq from (std11-field-body "from")
5325                   newsgroups (std11-field-body "newsgroups")
5326                   message-id (std11-field-body "message-id")
5327                   distribution (std11-field-body "distribution"))
5328             ;; Make sure that this article was written by the user.
5329             (unless (wl-address-user-mail-address-p
5330                      (wl-address-header-extract-address
5331                       (car (wl-parse-addresses from))))
5332               (error "This article is not yours"))
5333             ;; Make control message.
5334             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5335             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5336             (buffer-disable-undo (current-buffer))
5337             (erase-buffer)
5338             (insert "Newsgroups: " newsgroups "\n"
5339                     "From: " (wl-address-header-extract-address
5340                               wl-from) "\n"
5341                               "Subject: cmsg cancel " message-id "\n"
5342                               "Control: cancel " message-id "\n"
5343                               (if distribution
5344                                   (concat "Distribution: " distribution "\n")
5345                                 "")
5346                               mail-header-separator "\n"
5347                               wl-summary-cancel-message)
5348             (message "Canceling your message...")
5349             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5350             (message "Canceling your message...done")))))))
5351
5352 (defun wl-summary-supersedes-message ()
5353   "Supersede current message."
5354   (interactive)
5355   (wl-summary-toggle-disp-msg 'off)
5356   (let ((summary-buf (current-buffer))
5357         message-buf from)
5358     (wl-summary-set-message-buffer-or-redisplay)
5359     (if (setq message-buf (wl-message-get-original-buffer))
5360         (set-buffer message-buf))
5361     (unless (wl-message-news-p)
5362       (set-buffer summary-buf)
5363       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5364                    'nntp)
5365                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5366           (progn
5367             (wl-summary-redisplay t)
5368             (wl-summary-supersedes-message))
5369         (error "This is not a news article; supersedes is impossible")))
5370     (save-excursion
5371       (setq from (std11-field-body "from"))
5372       ;; Make sure that this article was written by the user.
5373       (unless (wl-address-user-mail-address-p
5374                (wl-address-header-extract-address
5375                 (car (wl-parse-addresses from))))
5376         (error "This article is not yours"))
5377       (let* ((message-id (std11-field-body "message-id"))
5378              (followup-to (std11-field-body "followup-to"))
5379              (mail-default-headers
5380               (concat mail-default-headers
5381                       "Supersedes: " message-id "\n"
5382                       (and followup-to
5383                            (concat "Followup-To: " followup-to "\n")))))
5384         (if message-buf (set-buffer message-buf))
5385         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5386
5387 (defun wl-summary-save (&optional arg wl-save-dir)
5388   "Save current message to disk."
5389   (interactive)
5390   (let ((filename)
5391         (num (wl-summary-message-number)))
5392     (if (null wl-save-dir)
5393         (setq wl-save-dir wl-temporary-file-directory))
5394     (if num
5395         (save-excursion
5396           (setq filename (expand-file-name
5397                           (int-to-string num)
5398                           wl-save-dir))
5399           (if (null (and arg
5400                          (null (file-exists-p filename))))
5401               (setq filename
5402                     (read-file-name "Save to file: " filename)))
5403
5404           (wl-summary-set-message-buffer-or-redisplay)
5405           (set-buffer (wl-message-get-original-buffer))
5406           (if (and (null arg) (file-exists-p filename))
5407               (if (y-or-n-p "File already exists.  override it? ")
5408                   (write-region (point-min) (point-max) filename))
5409             (write-region (point-min) (point-max) filename)))
5410       (message "No message to save."))
5411     num))
5412
5413 (defun wl-summary-save-region (beg end)
5414   (interactive "r")
5415   (save-excursion
5416     (save-restriction
5417       (narrow-to-region beg end)
5418       (goto-char (point-min))
5419       (let ((wl-save-dir
5420              (wl-read-directory-name "Save to directory: "
5421                                      wl-temporary-file-directory)))
5422         (if (null (file-exists-p wl-save-dir))
5423             (make-directory wl-save-dir))
5424         (if (eq wl-summary-buffer-view 'thread)
5425             (progn
5426               (while (not (eobp))
5427                 (let* ((number (wl-summary-message-number))
5428                        (entity (wl-thread-get-entity number)))
5429                   (if (wl-thread-entity-get-opened entity)
5430                       (wl-summary-save t wl-save-dir)
5431                     ;; closed
5432                     (wl-summary-save t wl-save-dir))
5433                   (forward-line 1))))
5434           (while (not (eobp))
5435             (wl-summary-save t wl-save-dir)
5436             (forward-line 1)))))))
5437
5438 ;; mew-summary-pipe-message()
5439 (defun wl-summary-pipe-message (prefix command)
5440   "Send this message via pipe."
5441   (interactive (list current-prefix-arg nil))
5442   (if (null (wl-summary-message-number))
5443       (message "No message.")
5444     (setq command (read-string "Shell command on message: "
5445                                wl-summary-shell-command-last))
5446     (if (y-or-n-p "Send this message to pipe? ")
5447         (wl-summary-pipe-message-subr prefix command))))
5448
5449 (defun wl-summary-target-mark-pipe (prefix command)
5450   "Send each marked messages via pipe."
5451   (interactive (list current-prefix-arg nil))
5452   (if (null wl-summary-buffer-target-mark-list)
5453       (message "No marked message.")
5454     (setq command (read-string "Shell command on each marked message: "
5455                                wl-summary-shell-command-last))
5456     (when (y-or-n-p "Send each marked message to pipe? ")
5457       (while (car wl-summary-buffer-target-mark-list)
5458         (let ((num (car wl-summary-buffer-target-mark-list)))
5459           (wl-thread-jump-to-msg num)
5460           (wl-summary-pipe-message-subr prefix command)
5461           (wl-summary-unmark num))))))
5462
5463 (defun wl-summary-pipe-message-subr (prefix command)
5464   (save-excursion
5465     (wl-summary-set-message-buffer-or-redisplay)
5466     (set-buffer (wl-message-get-original-buffer))
5467     (if (string= command "")
5468         (setq command wl-summary-shell-command-last))
5469     (goto-char (point-min)) ; perhaps this line won't be necessary
5470     (if prefix
5471         (search-forward "\n\n"))
5472     (shell-command-on-region (point) (point-max) command nil)
5473     (setq wl-summary-shell-command-last command)))
5474
5475 (defun wl-summary-print-message (&optional arg)
5476   (interactive "P")
5477   (if (null (wl-summary-message-number))
5478       (message "No message.")
5479     (save-excursion
5480       (wl-summary-set-message-buffer-or-redisplay)
5481       (if (or (not (interactive-p))
5482               (y-or-n-p "Print ok? "))
5483           (progn
5484             (let ((buffer (generate-new-buffer " *print*")))
5485               (copy-to-buffer buffer (point-min) (point-max))
5486               (set-buffer buffer)
5487               (funcall wl-print-buffer-function)
5488               (kill-buffer buffer)))
5489         (message "")))))
5490
5491 (defun wl-summary-print-message-with-ps-print (&optional filename)
5492   "Print message via ps-print."
5493   (interactive)
5494   (if (null (wl-summary-message-number))
5495       (message "No message.")
5496     (setq filename (ps-print-preprint current-prefix-arg))
5497     (if (or (not (interactive-p))
5498             (y-or-n-p "Print ok? "))
5499         (let ((summary-buffer (current-buffer))
5500               wl-break-pages)
5501           (save-excursion
5502             (wl-summary-set-message-buffer-or-redisplay)
5503             ;; (wl-summary-redisplay-internal)
5504             (let* ((buffer (generate-new-buffer " *print*"))
5505                    (entity (progn
5506                              (set-buffer summary-buffer)
5507                              (assoc (cdr (assq
5508                                           (wl-summary-message-number)
5509                                           (elmo-msgdb-get-number-alist
5510                                            (wl-summary-buffer-msgdb))))
5511                                     (elmo-msgdb-get-overview
5512                                      (wl-summary-buffer-msgdb)))))
5513                    (wl-ps-subject
5514                     (and entity
5515                          (or (elmo-msgdb-overview-entity-get-subject entity)
5516                              "")))
5517                    (wl-ps-from
5518                     (and entity
5519                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5520                    (wl-ps-date
5521                     (and entity
5522                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5523               (run-hooks 'wl-ps-preprint-hook)
5524               (set-buffer wl-message-buffer)
5525               (copy-to-buffer buffer (point-min) (point-max))
5526               (set-buffer buffer)
5527               (unwind-protect
5528                   (let ((ps-left-header
5529                          (list (concat "(" wl-ps-subject ")")
5530                                (concat "(" wl-ps-from ")")))
5531                         (ps-right-header
5532                          (list "/pagenumberstring load"
5533                                (concat "(" wl-ps-date ")"))))
5534                     (run-hooks 'wl-ps-print-hook)
5535                     (funcall wl-ps-print-buffer-function filename))
5536                 (kill-buffer buffer)))))
5537       (message ""))))
5538
5539 (if (featurep 'ps-print) ; ps-print is available.
5540     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5541
5542 (defun wl-summary-target-mark-print ()
5543   (interactive)
5544   (if (null wl-summary-buffer-target-mark-list)
5545       (message "No marked message.")
5546     (when (y-or-n-p "Print all marked messages. OK? ")
5547       (while (car wl-summary-buffer-target-mark-list)
5548         (let ((num (car wl-summary-buffer-target-mark-list)))
5549           (wl-thread-jump-to-msg num)
5550           (wl-summary-print-message)
5551           (wl-summary-unmark num))))))
5552
5553 (defun wl-summary-folder-info-update ()
5554   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5555         (num-db (elmo-msgdb-get-number-alist
5556                  (wl-summary-buffer-msgdb))))
5557     (wl-folder-set-folder-updated folder
5558                                   (list 0
5559                                         (+ wl-summary-buffer-unread-count
5560                                            wl-summary-buffer-new-count)
5561                                         (length num-db)))))
5562
5563 (defun wl-summary-get-original-buffer ()
5564   "Get original buffer for the current summary."
5565   (save-excursion
5566     (wl-summary-set-message-buffer-or-redisplay)
5567     (wl-message-get-original-buffer)))
5568
5569 (defun wl-summary-pack-number (&optional arg)
5570   (interactive "P")
5571   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5572   (let (wl-use-scoring)
5573     (wl-summary-rescan)))
5574
5575 (defun wl-summary-target-mark-uudecode ()
5576   (interactive)
5577   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5578         (summary-buf (current-buffer))
5579         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5580         orig-buf i k filename rc errmsg)
5581     (setq i 1)
5582     (setq k (length mlist))
5583     (set-buffer tmp-buf)
5584     (erase-buffer)
5585     (save-window-excursion
5586       (while mlist
5587         (set-buffer summary-buf)
5588         (wl-summary-jump-to-msg (car mlist))
5589         (wl-summary-redisplay)
5590         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5591         (goto-char (point-min))
5592         (cond ((= i 1) ; first
5593                (if (setq filename (wl-message-uu-substring
5594                                    orig-buf tmp-buf t
5595                                    (= i k)))
5596                    nil
5597                  (error "Can't find begin line")))
5598               ((< i k)
5599                (wl-message-uu-substring orig-buf tmp-buf))
5600               (t ; last
5601                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5602         (setq i (1+ i))
5603         (setq mlist (cdr mlist)))
5604       (set-buffer tmp-buf)
5605       (message "Exec %s..." wl-prog-uudecode)
5606       (unwind-protect
5607           (let ((decode-dir wl-temporary-file-directory))
5608             (if (not wl-prog-uudecode-no-stdout-option)
5609                 (setq filename (read-file-name "Save to file: "
5610                                                (expand-file-name
5611                                                 (elmo-safe-filename filename)
5612                                                 wl-temporary-file-directory)))
5613               (setq decode-dir
5614                     (wl-read-directory-name "Save to directory: "
5615                                             wl-temporary-file-directory))
5616               (setq filename (expand-file-name filename decode-dir)))
5617             (if (file-exists-p filename)
5618                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5619                                          filename))
5620                     (error "")))
5621             (elmo-bind-directory
5622              decode-dir
5623              (setq rc
5624                    (as-binary-process
5625                     (apply 'call-process-region (point-min) (point-max)
5626                            wl-prog-uudecode t (current-buffer) nil
5627                            wl-prog-uudecode-arg))))
5628             (when (not (= 0 rc))
5629               (setq errmsg (buffer-substring (point-min)(point-max)))
5630               (error "Uudecode error: %s" errmsg))
5631             (if (not wl-prog-uudecode-no-stdout-option)
5632                 (let (file-name-handler-alist) ;; void jka-compr
5633                   (as-binary-output-file
5634                    (write-region (point-min) (point-max)
5635                                  filename nil 'no-msg))))
5636             (save-excursion
5637               (set-buffer summary-buf)
5638               (wl-summary-delete-all-temp-marks))
5639             (if (file-exists-p filename)
5640                 (message "Saved as %s" filename)))
5641         (kill-buffer tmp-buf)))))
5642
5643 ;; Someday
5644 ;; (defun wl-summary-drop-unsync ()
5645 ;;   "Drop all unsync messages."
5646 ;;   (interactive)
5647 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5648 ;;       (error "You cannot drop unsync messages in this folder"))
5649 ;;   (if (or (not (interactive-p))
5650 ;;        (y-or-n-p "Drop all unsync messages? "))
5651 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5652 ;;                         (wl-summary-buffer-folder-name)))
5653 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5654 ;;           (sum 0)
5655 ;;           (multi-num 0)
5656 ;;           pair)
5657 ;;      (message "Dropping...")
5658 ;;      (while folder-list
5659 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5660 ;;        (when is-multi ;; dirty hack...
5661 ;;          (incf multi-num)
5662 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5663 ;;                          (car pair))))
5664 ;;        (elmo-msgdb-set-number-alist
5665 ;;         (wl-summary-buffer-msgdb)
5666 ;;         (nconc
5667 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5668 ;;          (list (cons (car pair) nil))))
5669 ;;        (setq sum (+ sum (cdr pair)))
5670 ;;        (setq folder-list (cdr folder-list)))
5671 ;;      (wl-summary-set-message-modified)
5672 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5673 ;;                                    (list 0
5674 ;;                                          (+ wl-summary-buffer-unread-count
5675 ;;                                             wl-summary-buffer-new-count)
5676 ;;                                          sum))
5677 ;;      (message "Dropping...done"))))
5678
5679 (defun wl-summary-default-get-next-msg (msg)
5680   (or (wl-summary-next-message msg
5681                                (if wl-summary-move-direction-downward 'down
5682                                  'up)
5683                                nil)
5684       (cadr (memq msg (if wl-summary-move-direction-downward
5685                           wl-summary-buffer-number-list
5686                         (reverse wl-summary-buffer-number-list))))))
5687
5688 (defun wl-summary-save-current-message ()
5689   "Save current message for `wl-summary-yank-saved-message'."
5690   (interactive)
5691   (let ((number (wl-summary-message-number)))
5692     (setq wl-summary-buffer-saved-message number)
5693     (and number (message "No: %s is saved." number))))
5694
5695 (defun wl-summary-yank-saved-message ()
5696   "Set current message as a parent of the saved message."
5697   (interactive)
5698   (if wl-summary-buffer-saved-message
5699       (let ((number (wl-summary-message-number)))
5700         (if (eq wl-summary-buffer-saved-message number)
5701             (message "Cannot set itself as a parent.")
5702           (save-excursion
5703             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5704             (wl-thread-set-parent number)
5705             (wl-summary-set-thread-modified))
5706           (setq  wl-summary-buffer-saved-message nil)))
5707     (message "There's no saved message.")))
5708
5709 (require 'product)
5710 (product-provide (provide 'wl-summary) (require 'wl-version))
5711
5712 ;;; wl-summary.el ends here