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-answered-count 0)
  87 (defvar wl-summary-buffer-mime-charset  nil)
  88 (defvar wl-summary-buffer-weekday-name-lang  nil)
  89 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  90 (defvar wl-summary-buffer-view nil)
  91 (defvar wl-summary-buffer-message-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-answered-count)
 151 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 152 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 153 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 154 (make-variable-buffer-local 'wl-summary-buffer-view)
 155 (make-variable-buffer-local 'wl-summary-buffer-message-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 (defmacro wl-summary-sticky-buffer-name (name)
 199   (` (concat wl-summary-buffer-name ":" (, name))))
 200
 201 (defun wl-summary-default-subject (subject-string)
 202   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 203       (substring subject-string (match-end 0))
 204     subject-string))
 205
 206 (defun wl-summary-default-from (from)
 207   "Instance of `wl-summary-from-function'.
 208 Ordinarily returns the sender name. Returns recipient names if (1)
 209 summary's folder name matches with `wl-summary-showto-folder-regexp'
 210 and (2) sender address is yours.
 211
 212 See also variable `wl-use-petname'."
 213   (let (retval tos ng)
 214     (unless
 215         (and (eq major-mode 'wl-summary-mode)
 216              (stringp wl-summary-showto-folder-regexp)
 217              (string-match wl-summary-showto-folder-regexp
 218                            (wl-summary-buffer-folder-name))
 219              (wl-address-user-mail-address-p from)
 220              (cond
 221               ((and (setq tos (elmo-msgdb-overview-entity-get-to
 222                                wl-message-entity))
 223                     (not (string= "" tos)))
 224                (setq retval
 225                      (concat "To:"
 226                              (mapconcat
 227                               (function
 228                                (lambda (to)
 229                                  (eword-decode-string
 230                                   (if wl-use-petname
 231                                       (or
 232                                        (funcall
 233                                         wl-summary-get-petname-function to)
 234                                        (car
 235                                         (std11-extract-address-components to))
 236                                        to)
 237                                     to))))
 238                               (wl-parse-addresses tos)
 239                               ","))))
 240               ((setq ng (elmo-msgdb-overview-entity-get-extra-field
 241                          wl-message-entity "newsgroups"))
 242                (setq retval (concat "Ng:" ng)))))
 243       (if wl-use-petname
 244           (setq retval (or (funcall wl-summary-get-petname-function from)
 245                            (car (std11-extract-address-components from))
 246                            from))
 247         (setq retval from)))
 248     retval))
 249
 250 (defun wl-summary-simple-from (string)
 251   (if wl-use-petname
 252       (or (funcall wl-summary-get-petname-function string)
 253           (car (std11-extract-address-components string))
 254           string)
 255     string))
 256
 257 (defvar wl-summary-sort-specs '(number date subject from list-info))
 258 (defvar wl-summary-default-sort-spec 'date)
 259
 260 (defvar wl-summary-mode-menu-spec
 261   '("Summary"
 262     ["Read" wl-summary-read t]
 263     ["Prev page" wl-summary-prev-page t]
 264     ["Next page" wl-summary-next-page t]
 265     ["Top"       wl-summary-display-top t]
 266     ["Bottom"    wl-summary-display-bottom t]
 267     ["Prev"      wl-summary-prev t]
 268     ["Next"      wl-summary-next t]
 269     ["Up"        wl-summary-up t]
 270     ["Down"      wl-summary-down t]
 271     ["Parent message" wl-summary-jump-to-parent-message t]
 272     "----"
 273     ["Sync"            wl-summary-sync t]
 274     ["Execute"         wl-summary-exec t]
 275     ["Go to other folder" wl-summary-goto-folder t]
 276     ["Pick" wl-summary-pick t]
 277     ["Mark as read all" wl-summary-mark-as-read-all t]
 278     ["Unmark all"      wl-summary-unmark-all t]
 279     ["Toggle display message" wl-summary-toggle-disp-msg t]
 280     ["Display folder" wl-summary-toggle-disp-folder t]
 281     ["Toggle threading" wl-summary-toggle-thread t]
 282     ["Stick" wl-summary-stick t]
 283     ("Sort"
 284      ["By Number" wl-summary-sort-by-number t]
 285      ["By Date" wl-summary-sort-by-date t]
 286      ["By From" wl-summary-sort-by-from t]
 287      ["By Subject" wl-summary-sort-by-subject t]
 288      ["By List Info" wl-summary-sort-by-list-info t])
 289     "----"
 290     ("Message Operation"
 291      ["Mark as read"    wl-summary-mark-as-read t]
 292      ["Mark as important" wl-summary-mark-as-important t]
 293      ["Mark as unread"   wl-summary-mark-as-unread t]
 294      ["Set delete mark" wl-summary-delete t]
 295      ["Set refile mark" wl-summary-refile t]
 296      ["Set copy mark"   wl-summary-copy t]
 297      ["Prefetch"        wl-summary-prefetch t]
 298      ["Set target mark" wl-summary-target-mark t]
 299      ["Unmark"          wl-summary-unmark t]
 300      ["Save"            wl-summary-save t]
 301      ["Cancel posted news" wl-summary-cancel-message t]
 302      ["Supersedes message" wl-summary-supersedes-message t]
 303      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 304      ["Resend message" wl-summary-resend-message t]
 305      ["Enter the message" wl-summary-jump-to-current-message t]
 306      ["Pipe message" wl-summary-pipe-message t]
 307      ["Print message" wl-summary-print-message t])
 308     ("Thread Operation"
 309      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 310      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 311      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 312      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 313      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 314      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 315      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 316      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 317      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 318      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 319      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 320      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 321      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 322      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 323     ("Region Operation"
 324      ["Mark as read" wl-summary-mark-as-read-region t]
 325      ["Mark as important" wl-summary-mark-as-important-region t]
 326      ["Mark as unread" wl-summary-mark-as-unread-region t]
 327      ["Set delete mark" wl-summary-delete-region t]
 328      ["Set refile mark" wl-summary-refile-region t]
 329      ["Set copy mark" wl-summary-copy-region t]
 330      ["Prefetch" wl-summary-prefetch-region t]
 331      ["Set target mark" wl-summary-target-mark-region t]
 332      ["Unmark" wl-summary-unmark-region t]
 333      ["Save" wl-summary-save-region t]
 334      ["Execute" wl-summary-exec-region t])
 335     ("Mark Operation"
 336      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 337      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 338      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 339      ["Set delete mark" wl-summary-target-mark-delete t]
 340      ["Set refile mark" wl-summary-target-mark-refile t]
 341      ["Set copy mark" wl-summary-target-mark-copy t]
 342      ["Prefetch" wl-summary-target-mark-prefetch t]
 343      ["Save" wl-summary-target-mark-save t]
 344      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 345      ["Forward" wl-summary-target-mark-forward t]
 346      ["uudecode" wl-summary-target-mark-uudecode t])
 347     ("Score Operation"
 348      ["Switch current score file" wl-score-change-score-file t]
 349      ["Edit current score file" wl-score-edit-current-scores t]
 350      ["Edit score file" wl-score-edit-file t]
 351      ["Set mark below" wl-score-set-mark-below t]
 352      ["Set expunge below" wl-score-set-expunge-below t]
 353      ["Rescore buffer" wl-summary-rescore t]
 354      ["Increase score" wl-summary-increase-score t]
 355      ["Lower score" wl-summary-lower-score t])
 356     "----"
 357     ("Writing Messages"
 358      ["Write a message" wl-summary-write t]
 359      ["Write for current folder" wl-summary-write-current-folder t]
 360      ["Reply" wl-summary-reply t]
 361      ["Reply with citation" wl-summary-reply-with-citation t]
 362      ["Forward" wl-summary-forward t])
 363     "----"
 364     ["Toggle Plug Status" wl-toggle-plugged t]
 365     ["Change Plug Status" wl-plugged-change t]
 366     "----"
 367     ["Exit Current Folder" wl-summary-exit t]))
 368
 369 (if wl-on-xemacs
 370     (defun wl-summary-setup-mouse ()
 371       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 372       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 373       (define-key wl-summary-mode-map [(shift button4)]
 374         'wl-summary-up)
 375       (define-key wl-summary-mode-map [(shift button5)]
 376         'wl-summary-down)
 377       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 378   (defun wl-summary-setup-mouse ()
 379     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 380     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 381     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 382     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 383     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 384
 385 (if wl-summary-mode-map
 386     ()
 387   (setq wl-summary-mode-map (make-sparse-keymap))
 388   (define-key wl-summary-mode-map " "    'wl-summary-read)
 389   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 390   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 391   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 392   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 393   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 394   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 395   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 396   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 397   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 398   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 399   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 400   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 401   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 402   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 403   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 404 ;  (define-key wl-summary-mode-map "D"    'wl-summary-drop-unsync)
 405
 406   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 407   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 408   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 409   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 410   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 411   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 412   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 413   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 414
 415   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 416   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 417   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 418   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 419   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 420   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 421   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 422   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 423   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 424   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 425   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 426   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 427   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 428   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 429   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 430   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 431   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 432   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 433   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 434   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 435   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 436
 437   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 438   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 439   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 440   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 441   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 442   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 443
 444   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 445   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 446   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 447   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 448
 449   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 450   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 451   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 452
 453   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 454   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 455   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 456
 457   ;; copy & paste.
 458   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 459   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 460
 461   ;; line commands
 462   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 463   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 464   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 465   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 466   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 467   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 468   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 469 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-prev-destination)
 470   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 471   (define-key wl-summary-mode-map "d"    'wl-summary-delete)
 472   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 473   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 474
 475   ;; thread commands
 476   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 477   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 478   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 479   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 480   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 481   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 482   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 483   (define-key wl-summary-mode-map "td" 'wl-thread-delete)
 484   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 485   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 486   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 487   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 488   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 489
 490   ;; target-mark commands
 491   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 492   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 493   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 494   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 495   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 496   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-delete)
 497   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 498   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 499   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 500   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 501   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 502   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 503   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 504   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 505   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 506   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 507   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 508   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 509
 510   ;; region commands
 511   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 512   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 513   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 514   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 515   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 516   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 517   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 518   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 519   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 520   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 521   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 522   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 523   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 524
 525   ;; score commands
 526   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 527   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 528   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 529   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 530   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 531   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 532   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 533   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 534   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 535   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 536
 537   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 538   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 539   ;;
 540   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 541   (wl-summary-setup-mouse)
 542   (easy-menu-define
 543    wl-summary-mode-menu
 544    wl-summary-mode-map
 545    "Menu used in Summary mode."
 546    wl-summary-mode-menu-spec))
 547
 548 (defun wl-status-update ()
 549   (interactive)
 550   (wl-address-init))
 551
 552 (defun wl-summary-display-top ()
 553   (interactive)
 554   (goto-char (point-min))
 555   (when wl-summary-lazy-highlight
 556     (wl-highlight-summary-window))
 557   (if wl-summary-buffer-disp-msg
 558       (wl-summary-redisplay)))
 559
 560 (defun wl-summary-display-bottom ()
 561   (interactive)
 562   (goto-char (point-max))
 563   (forward-line -1)
 564   (when wl-summary-lazy-highlight
 565     (wl-highlight-summary-window))
 566   (if wl-summary-buffer-disp-msg
 567       (wl-summary-redisplay)))
 568
 569 (defun wl-summary-count-unread ()
 570   (let ((lst (elmo-msgdb-count-marks (wl-summary-buffer-msgdb))))
 571     (if (eq major-mode 'wl-summary-mode)
 572         (setq wl-summary-buffer-new-count (car lst)
 573               wl-summary-buffer-unread-count (nth 1 lst)
 574               wl-summary-buffer-answered-count (nth 2 lst)))
 575     lst))
 576
 577 (defun wl-summary-message-string (&optional use-cache)
 578   "Return full body string of current message.
 579 If optional USE-CACHE is non-nil, use cache if exists."
 580   (let ((number (wl-summary-message-number))
 581         (folder wl-summary-buffer-elmo-folder))
 582     (if (null number)
 583         (message "No message.")
 584       (elmo-set-work-buf
 585        (elmo-message-fetch folder
 586                            number
 587                            (elmo-make-fetch-strategy
 588                             'entire
 589                             use-cache ; use cache
 590                             nil ; save cache (should `t'?)
 591                             (and
 592                              use-cache
 593                              (elmo-file-cache-get-path
 594                               (elmo-message-field folder number 'message-id))))
 595                            nil
 596                            (current-buffer)
 597                            'unread)
 598        (buffer-string)))))
 599
 600 (defun wl-summary-reedit (&optional arg)
 601   "Re-edit current message.
 602 If ARG is non-nil, Supersedes message"
 603   (interactive "P")
 604   (if arg
 605       (wl-summary-supersedes-message)
 606     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 607         (if (wl-summary-message-number)
 608             (progn
 609               (wl-draft-reedit (wl-summary-message-number))
 610               (if (wl-message-news-p)
 611                   (mail-position-on-field "Newsgroups")
 612                 (mail-position-on-field "To"))
 613               (delete-other-windows)))
 614       (wl-draft-edit-string (wl-summary-message-string)))))
 615
 616 (defun wl-summary-resend-bounced-mail ()
 617   "Re-mail the current message.
 618 This only makes sense if the current message is a bounce message which
 619 contains some mail you have written but has been bounced back to
 620 you."
 621   (interactive)
 622   (save-excursion
 623     (wl-summary-set-message-buffer-or-redisplay)
 624     (set-buffer (wl-message-get-original-buffer))
 625     (goto-char (point-min))
 626     (let ((case-fold-search nil))
 627       (cond
 628        ((and
 629          (re-search-forward
 630           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 631          (not (bolp))
 632          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 633         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 634               start)
 635           (cond
 636            ((and (setq start (re-search-forward
 637                               (concat "^--" boundary "\n"
 638                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 639                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 640                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 641                                       "\\(.+\n\\)*\n") nil t))
 642                  (re-search-forward
 643                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 644             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 645            (t
 646             (message "Seems no message/rfc822 part.")))))
 647        ((let ((case-fold-search t))
 648           (re-search-forward wl-rejected-letter-start nil t))
 649         (skip-chars-forward " \t\n")
 650         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 651        (t
 652         (message "Does not appear to be a rejected letter."))))))
 653
 654 (defun wl-summary-resend-message (address)
 655   "Resend the current message to ADDRESS."
 656   (interactive "sResend message to: ")
 657   (if (or (null address) (string-match "^[ \t]*$" address))
 658       (message "No address specified.")
 659     (message "Resending message to %s..." address)
 660     (save-excursion
 661       (let ((original (wl-summary-get-original-buffer)))
 662         ;; We first set up a normal mail buffer.
 663         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 664         (buffer-disable-undo (current-buffer))
 665         (erase-buffer)
 666         (setq wl-sent-message-via nil)
 667         ;; Insert our usual headers.
 668         (wl-draft-insert-from-field)
 669         (wl-draft-insert-date-field)
 670         (insert "to: " address "\n")
 671         (goto-char (point-min))
 672         ;; Rename them all to "Resent-*".
 673         (while (re-search-forward "^[A-Za-z]" nil t)
 674           (forward-char -1)
 675           (insert "Resent-"))
 676         (widen)
 677         (forward-line)
 678         (delete-region (point) (point-max))
 679         (let ((beg  (point)))
 680           ;; Insert the message to be resent.
 681           (insert-buffer-substring original)
 682           (goto-char (point-min))
 683           (search-forward "\n\n")
 684           (forward-char -1)
 685           (save-restriction
 686             (narrow-to-region beg (point))
 687             (wl-draft-delete-fields wl-ignored-resent-headers)
 688             (goto-char (point-max)))
 689           (insert mail-header-separator)
 690           ;; Rename all old ("Previous-")Resent headers.
 691           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 692             (beginning-of-line)
 693             (insert "Previous-"))
 694           ;; Quote any "From " lines at the beginning.
 695           (goto-char beg)
 696           (when (looking-at "From ")
 697             (replace-match "X-From-Line: ")))
 698         ;; Send it.
 699         (wl-draft-dispatch-message)
 700         (kill-buffer (current-buffer)))
 701       (message "Resending message to %s...done" address))))
 702
 703 (defun wl-summary-detect-mark-position ()
 704   (let ((column wl-summary-buffer-number-column)
 705         (formatter wl-summary-buffer-line-formatter)
 706         (dummy-temp (char-to-string 200))
 707         (dummy-persistent (char-to-string 201))
 708         temp persistent)
 709     (with-temp-buffer
 710       (setq wl-summary-buffer-number-column column
 711             wl-summary-buffer-line-formatter formatter)
 712       (insert
 713        (wl-summary-create-line
 714         (elmo-msgdb-make-entity
 715          :number 10000
 716          :from "foo"
 717          :subject "bar"
 718          :size 100)
 719         nil
 720         dummy-temp
 721         dummy-persistent))
 722       (goto-char (point-min))
 723       (setq temp (save-excursion
 724                    (search-forward dummy-temp nil t)
 725                    (current-column))
 726             persistent (save-excursion
 727                          (search-forward dummy-persistent nil t)
 728                          (current-column))))
 729     (setq wl-summary-buffer-temp-mark-column temp
 730           wl-summary-buffer-persistent-mark-column persistent)))
 731
 732 (defun wl-summary-buffer-set-folder (folder)
 733   (if (stringp folder)
 734       (setq folder (wl-folder-get-elmo-folder folder)))
 735   (setq wl-summary-buffer-elmo-folder folder)
 736   (make-local-variable 'wl-message-buffer)
 737   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 738                                             wl-folder-mime-charset-alist
 739                                             (elmo-folder-name-internal folder))
 740                                            wl-mime-charset))
 741   (setq wl-summary-buffer-weekday-name-lang
 742         (or (wl-get-assoc-list-value
 743              wl-folder-weekday-name-lang-alist
 744              (elmo-folder-name-internal folder))
 745             wl-summary-weekday-name-lang))
 746   (setq wl-summary-buffer-thread-indent-set
 747         (wl-get-assoc-list-value
 748          wl-folder-thread-indent-set-alist
 749          (elmo-folder-name-internal folder)))
 750   (setq wl-summary-buffer-number-column
 751         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 752                                      (wl-summary-buffer-folder-name))
 753             wl-summary-default-number-column))
 754   (wl-line-formatter-setup
 755    wl-summary-buffer-line-formatter
 756    (setq wl-summary-buffer-line-format
 757          (or (wl-get-assoc-list-value
 758               wl-folder-summary-line-format-alist
 759               (elmo-folder-name-internal folder))
 760              wl-summary-line-format))
 761    wl-summary-line-format-spec-alist)
 762   (wl-line-formatter-setup
 763    wl-summary-buffer-mode-line-formatter
 764    wl-summary-mode-line-format
 765    wl-summary-mode-line-format-spec-alist)
 766   (wl-summary-detect-mark-position)
 767   (setq wl-summary-buffer-persistent
 768         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 769   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 770   ;; process duplicates.
 771   (elmo-folder-set-process-duplicates-internal
 772    folder (cdr (elmo-string-matched-assoc
 773                 (elmo-folder-name-internal folder)
 774                 wl-folder-process-duplicates-alist)))
 775   (setq
 776    wl-thread-indent-level-internal
 777    (or (nth 0 wl-summary-buffer-thread-indent-set)
 778        wl-thread-indent-level)
 779    wl-thread-have-younger-brother-str-internal
 780    (or (nth 1 wl-summary-buffer-thread-indent-set)
 781        wl-thread-have-younger-brother-str)
 782    wl-thread-youngest-child-str-internal
 783    (or (nth 2 wl-summary-buffer-thread-indent-set)
 784        wl-thread-youngest-child-str)
 785    wl-thread-vertical-str-internal
 786    (or (nth 3 wl-summary-buffer-thread-indent-set)
 787        wl-thread-vertical-str)
 788    wl-thread-horizontal-str-internal
 789    (or (nth 4 wl-summary-buffer-thread-indent-set)
 790        wl-thread-horizontal-str)
 791    wl-thread-space-str-internal
 792    (or (nth 5 wl-summary-buffer-thread-indent-set)
 793        wl-thread-space-str))
 794   (run-hooks 'wl-summary-buffer-set-folder-hook))
 795
 796 (defun wl-summary-mode ()
 797   "Major mode for reading threaded messages.
 798 See Info under Wanderlust for full documentation.
 799
 800 Special commands:
 801 \\{wl-summary-mode-map}
 802
 803 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 804   (interactive)
 805   (unless (interactive-p) (kill-all-local-variables))
 806   (setq major-mode 'wl-summary-mode)
 807   (setq mode-name "Summary")
 808   (use-local-map wl-summary-mode-map)
 809 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 810   (setq buffer-read-only t)
 811   (setq truncate-lines t)
 812 ;;;(make-local-variable 'tab-width)
 813 ;;;(setq tab-width 1)
 814   (buffer-disable-undo (current-buffer))
 815   (setq selective-display t
 816         selective-display-ellipses nil)
 817   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 818   (easy-menu-add wl-summary-mode-menu)
 819   (when wl-summary-lazy-highlight
 820     (if wl-on-xemacs
 821         (progn
 822           (make-local-variable 'pre-idle-hook)
 823           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 824       (make-local-variable 'window-scroll-functions)
 825       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 826   ;; This hook may contain the function `wl-setup-summary' for reasons
 827   ;; of system internal to accord facilities for the Emacs variants.
 828   (run-hooks 'wl-summary-mode-hook))
 829
 830 (defun wl-summary-overview-entity-compare-by-date (x y)
 831   "Compare entity X and Y by date."
 832   (condition-case nil
 833       (string<
 834        (timezone-make-date-sortable
 835         (elmo-msgdb-overview-entity-get-date x))
 836        (timezone-make-date-sortable
 837         (elmo-msgdb-overview-entity-get-date y)))
 838     (error))) ;; ignore error.
 839
 840 (defun wl-summary-overview-entity-compare-by-number (x y)
 841    "Compare entity X and Y by number."
 842   (<
 843    (elmo-msgdb-overview-entity-get-number x)
 844    (elmo-msgdb-overview-entity-get-number y)))
 845
 846 (defun wl-summary-overview-entity-compare-by-from (x y)
 847   "Compare entity X and Y by from."
 848   (string<
 849    (wl-address-header-extract-address
 850     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 851         wl-summary-no-from-message))
 852    (wl-address-header-extract-address
 853     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 854         wl-summary-no-from-message))))
 855
 856 (defun wl-summary-overview-entity-compare-by-subject (x y)
 857   "Compare entity X and Y by subject."
 858   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 859            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 860
 861 (defun wl-summary-get-list-info (entity)
 862   "Returns (\"ML-name\" . ML-count) of ENTITY."
 863   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 864     (setq sequence (elmo-msgdb-overview-entity-get-extra-field
 865                     entity "x-sequence")
 866           ml-name (or (elmo-msgdb-overview-entity-get-extra-field
 867                        entity "x-ml-name")
 868                       (and sequence
 869                            (car (split-string sequence " "))))
 870           ml-count (or (elmo-msgdb-overview-entity-get-extra-field
 871                         entity "x-mail-count")
 872                        (elmo-msgdb-overview-entity-get-extra-field
 873                         entity "x-ml-count")
 874                        (and sequence
 875                             (cadr (split-string sequence " ")))))
 876     (and (setq subject (elmo-msgdb-overview-entity-get-subject
 877                         entity))
 878          (setq subject (elmo-delete-char ?\n subject))
 879          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 880          (progn
 881            (or ml-name (setq ml-name (match-string 1 subject)))
 882            (or ml-count (setq ml-count (match-string 2 subject)))))
 883     (and (setq return-path
 884                (elmo-msgdb-overview-entity-get-extra-field
 885                 entity "return-path"))
 886          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 887          (progn
 888            (or ml-name (setq ml-name (match-string 1 return-path)))
 889            (or ml-count (setq ml-count (match-string 2 return-path)))))
 890     (and (setq delivered-to
 891                (elmo-msgdb-overview-entity-get-extra-field
 892                 entity "delivered-to"))
 893          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 894          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 895     (and (setq mailing-list
 896                (elmo-msgdb-overview-entity-get-extra-field
 897                 entity "mailing-list"))
 898          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)  ; *-help@, *-owner@, etc.
 899          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 900     (cons (and ml-name (car (split-string ml-name " ")))
 901           (and ml-count (string-to-int ml-count)))))
 902
 903 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 904   "Compare entity X and Y by mailing-list info."
 905   (let* ((list-info-x (wl-summary-get-list-info x))
 906          (list-info-y (wl-summary-get-list-info y)))
 907     (if (equal (car list-info-x) (car list-info-y))
 908         (if (equal (cdr list-info-x) (cdr list-info-y))
 909             (wl-summary-overview-entity-compare-by-date x y)
 910           (< (or (cdr list-info-x) 0)
 911              (or (cdr list-info-y) 0)))
 912       (string< (or (car list-info-x) "")
 913                (or (car list-info-y) "")))))
 914
 915 (defun wl-summary-sort-by-date ()
 916   (interactive)
 917   (wl-summary-rescan "date"))
 918 (defun wl-summary-sort-by-number ()
 919   (interactive)
 920   (wl-summary-rescan "number"))
 921 (defun wl-summary-sort-by-subject ()
 922   (interactive)
 923   (wl-summary-rescan "subject"))
 924 (defun wl-summary-sort-by-from ()
 925   (interactive)
 926   (wl-summary-rescan "from"))
 927 (defun wl-summary-sort-by-list-info ()
 928   (interactive)
 929   (wl-summary-rescan "list-info"))
 930
 931 (defun wl-summary-rescan (&optional sort-by)
 932   "Rescan current folder without updating."
 933   (interactive)
 934   (let* ((cur-buf (current-buffer))
 935          (msgdb (wl-summary-buffer-msgdb))
 936          (overview (elmo-msgdb-get-overview msgdb))
 937          (number-alist (elmo-msgdb-get-number-alist msgdb))
 938          (elmo-mime-charset wl-summary-buffer-mime-charset)
 939          i percent num
 940          gc-message entity
 941          curp
 942          (inhibit-read-only t)
 943          (buffer-read-only nil)
 944          expunged)
 945     (erase-buffer)
 946     (message "Re-scanning...")
 947     (setq i 0)
 948     (setq num (length overview))
 949     (when sort-by
 950       (message "Sorting by %s..." sort-by)
 951       (setq overview
 952             (sort overview
 953                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 954                                   sort-by))))
 955       (message "Sorting by %s...done" sort-by)
 956       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 957                                overview))
 958     (setq curp overview)
 959     (set-buffer cur-buf)
 960     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 961     (setq wl-thread-entity-list nil)
 962     (setq wl-thread-entities nil)
 963     (setq wl-summary-buffer-number-list nil)
 964     (setq wl-summary-buffer-target-mark-list nil)
 965     (setq wl-summary-buffer-refile-list nil)
 966     (setq wl-summary-buffer-delete-list nil)
 967     (setq wl-summary-delayed-update nil)
 968     (elmo-kill-buffer wl-summary-search-buf-name)
 969     (while curp
 970       (setq entity (car curp))
 971       (wl-summary-insert-message entity msgdb nil)
 972       (setq curp (cdr curp))
 973       (when (> num elmo-display-progress-threshold)
 974         (setq i (+ i 1))
 975         (if (or (zerop (% i 5)) (= i num))
 976             (elmo-display-progress
 977              'wl-summary-rescan "Constructing summary structure..."
 978              (/ (* i 100) num)))))
 979     (when wl-summary-delayed-update
 980       (while wl-summary-delayed-update
 981         (message "Parent (%d) of message %d is no entity"
 982                  (caar wl-summary-delayed-update)
 983                  (elmo-msgdb-overview-entity-get-number
 984                   (cdar wl-summary-delayed-update)))
 985         (wl-summary-insert-message
 986          (cdar wl-summary-delayed-update) msgdb nil t)
 987         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 988     (message "Constructing summary structure...done")
 989     (set-buffer cur-buf)
 990     (if (eq wl-summary-buffer-view 'thread)
 991         (progn
 992           (message "Inserting thread...")
 993           (wl-thread-insert-top)
 994           (message "Inserting thread...done")))
 995     (when wl-use-scoring
 996       (setq wl-summary-scored nil)
 997       (wl-summary-score-headers nil msgdb
 998                                 (wl-summary-rescore-msgs number-alist)
 999                                 t)
1000       (when (and wl-summary-scored
1001                  (setq expunged (wl-summary-score-update-all-lines)))
1002         (message "%d message(s) are expunged by scoring." (length expunged))))
1003     (wl-summary-set-message-modified)
1004     (wl-summary-count-unread)
1005     (wl-summary-update-modeline)
1006     (goto-char (point-max))
1007     (forward-line -1)
1008     (set-buffer-modified-p nil)))
1009
1010 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1011   (if (and next-entity
1012            wl-auto-select-next)
1013       (let (retval)
1014         (wl-summary-toggle-disp-msg 'off)
1015         (unwind-protect
1016             (setq retval
1017                   (wl-summary-goto-folder-subr next-entity
1018                                                'force-update
1019                                                nil
1020                                                nil ; not sticky
1021                                                t   ; interactive!
1022                                                ))
1023           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1024           (if (and (eq retval 'more-next)
1025                    (memq wl-auto-select-next '(unread skip-no-unread))
1026                    (memq this-command wl-summary-next-no-unread-command))
1027               (if upward
1028                   (wl-summary-up
1029                    t (eq wl-auto-select-next 'skip-no-unread))
1030                 (goto-char (point-max))
1031                 (forward-line -1)
1032                 (wl-summary-down
1033                  t (eq wl-auto-select-next 'skip-no-unread))))))
1034     (wl-summary-exit)))
1035
1036 (defun wl-summary-entity-info-msg (entity finfo)
1037   (or (and entity
1038            (concat
1039             (elmo-replace-in-string
1040              (if (memq 'ask-folder wl-use-folder-petname)
1041                  (wl-folder-get-petname entity)
1042                entity)
1043              "%" "%%")
1044             (if (null (car finfo))
1045                 " (? new/? unread)"
1046               (format
1047                " (%d new/%d unread)"
1048                (nth 0 finfo)
1049                (+ (nth 0 finfo)
1050                   (nth 1 finfo))))))
1051       "folder mode"))
1052
1053 (defun wl-summary-set-message-modified ()
1054   (elmo-folder-set-message-modified-internal
1055    wl-summary-buffer-elmo-folder t)
1056   (setq wl-summary-buffer-message-modified t))
1057 (defun wl-summary-message-modified-p ()
1058   wl-summary-buffer-message-modified)
1059 (defun wl-summary-set-mark-modified ()
1060   (elmo-folder-set-mark-modified-internal
1061    wl-summary-buffer-elmo-folder t))
1062 (defun wl-summary-mark-modified-p ()
1063   (elmo-folder-mark-modified-internal
1064    wl-summary-buffer-elmo-folder))
1065 (defun wl-summary-set-thread-modified ()
1066   (setq wl-summary-buffer-thread-modified t))
1067 (defun wl-summary-thread-modified-p ()
1068   wl-summary-buffer-thread-modified)
1069
1070 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1071   (if (or wl-summary-buffer-refile-list
1072           wl-summary-buffer-copy-list
1073           wl-summary-buffer-delete-list)
1074       (if (y-or-n-p (format "Execute remaining marks in %s? "
1075                             (wl-summary-buffer-folder-name)))
1076           (progn
1077             (wl-summary-exec)
1078             (if (or wl-summary-buffer-refile-list
1079                     wl-summary-buffer-copy-list
1080                     wl-summary-buffer-delete-list)
1081                 (error "Some execution was failed")))
1082         ;; delete temp-marks
1083         (message "")
1084         (wl-summary-delete-all-refile-marks)
1085         (wl-summary-delete-all-copy-marks)
1086         (wl-summary-delete-all-delete-marks)))
1087   (if wl-summary-buffer-target-mark-list
1088       (progn
1089         (wl-summary-delete-all-target-marks)
1090         (setq wl-summary-buffer-target-mark-list nil)))
1091   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1092   (setq wl-summary-scored nil))
1093
1094 ;; a subroutine for wl-summary-exit/wl-save-status
1095 ;; Note that folder is not commited here.
1096 (defun wl-summary-save-view ()
1097   ;; already in summary buffer.
1098   (when wl-summary-buffer-persistent
1099     ;; save the current summary buffer view.
1100     (if (and wl-summary-cache-use
1101              (or (wl-summary-message-modified-p)
1102                  (wl-summary-mark-modified-p)
1103                  (wl-summary-thread-modified-p)))
1104         (wl-summary-save-view-cache))))
1105
1106 (defun wl-summary-save-status ()
1107   "Save summary view and msgdb."
1108   (interactive)
1109   (if (interactive-p) (message "Saving summary status..."))
1110   (wl-summary-save-view)
1111   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1112   (elmo-folder-check wl-summary-buffer-elmo-folder)
1113   (if wl-use-scoring (wl-score-save))
1114   (if (interactive-p) (message "Saving summary status...done.")))
1115
1116 (defun wl-summary-force-exit ()
1117   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1118   (interactive)
1119   (wl-summary-exit 'force-exit))
1120
1121 (defun wl-summary-exit (&optional force-exit)
1122   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1123   (interactive "P")
1124   (let ((summary-buf (current-buffer))
1125         (sticky (wl-summary-sticky-p))
1126         summary-win
1127         message-buf message-win
1128         folder-buf folder-win)
1129     (run-hooks 'wl-summary-exit-pre-hook)
1130     (if wl-summary-buffer-exit-function
1131         (funcall wl-summary-buffer-exit-function)
1132       (if (or force-exit (not sticky))
1133           (wl-summary-cleanup-temp-marks sticky))
1134       (unwind-protect
1135           ;; save summary status
1136           (progn
1137             (wl-summary-save-view)
1138             (if (or force-exit (not sticky))
1139                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1140               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1141               (elmo-folder-check wl-summary-buffer-elmo-folder))
1142             (if wl-use-scoring (wl-score-save)))
1143         ;; for sticky summary
1144         (wl-delete-all-overlays)
1145         (setq wl-summary-buffer-disp-msg nil)
1146         (elmo-kill-buffer wl-summary-search-buf-name)
1147         ;; delete message window if displayed.
1148         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1149             (delete-window (get-buffer-window wl-message-buffer)))
1150         (if (and wl-summary-use-frame
1151                  (> (length (visible-frame-list)) 1))
1152             (delete-frame))
1153         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1154             (if wl-summary-use-frame
1155                 (let (select-frame)
1156                   (save-selected-window
1157                     (dolist (frame (visible-frame-list))
1158                       (select-frame frame)
1159                       (if (get-buffer-window folder-buf)
1160                           (setq select-frame frame))))
1161                   (if select-frame
1162                       (select-frame select-frame)
1163                     (switch-to-buffer folder-buf)))
1164               (if (setq folder-win (get-buffer-window folder-buf))
1165                   ;; folder win is already displayed.
1166                   (select-window folder-win)
1167                 ;; folder win is not displayed.
1168                 (switch-to-buffer folder-buf)))
1169           ;; currently no folder buffer
1170           (wl-folder))
1171         (and wl-folder-move-cur-folder
1172              wl-folder-buffer-cur-point
1173              (goto-char wl-folder-buffer-cur-point))
1174         (setq wl-folder-buffer-cur-path nil)
1175         (setq wl-folder-buffer-cur-entity-id nil)
1176         (wl-delete-all-overlays)
1177         (if wl-summary-exit-next-move
1178             (wl-folder-next-unsync t)
1179           (beginning-of-line))
1180         (if (setq summary-win (get-buffer-window summary-buf))
1181             (delete-window summary-win))
1182         (if (or force-exit
1183                 (not sticky))
1184             (progn
1185               (set-buffer summary-buf)
1186               (kill-buffer summary-buf)))
1187         (run-hooks 'wl-summary-exit-hook)))))
1188
1189 (defun wl-summary-suspend ()
1190   (interactive)
1191   (wl-summary-exit)
1192   (wl-folder-suspend))
1193
1194 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1195   (interactive)
1196   (wl-summary-sync-update unset-cursor nil no-check))
1197
1198 (defsubst wl-summary-sync-all-init ()
1199   (wl-summary-cleanup-temp-marks)
1200   (erase-buffer)
1201   (wl-summary-set-message-modified)
1202   (setq wl-thread-entity-hashtb (elmo-make-hash
1203                                  (* (length (elmo-msgdb-get-number-alist
1204                                              (wl-summary-buffer-msgdb))) 2)))
1205   (setq wl-thread-entity-list nil)
1206   (setq wl-thread-entities nil)
1207   (setq wl-summary-buffer-number-list nil)
1208   (setq wl-summary-buffer-target-mark-list nil)
1209   (setq wl-summary-buffer-refile-list nil)
1210   (setq wl-summary-buffer-copy-list nil)
1211   (setq wl-summary-buffer-delete-list nil))
1212
1213 (defun wl-summary-sync (&optional unset-cursor force-range)
1214   (interactive)
1215   (let* ((folder wl-summary-buffer-elmo-folder)
1216          (inhibit-read-only t)
1217          (buffer-read-only nil)
1218          (msgdb-dir (elmo-folder-msgdb-path folder))
1219          (range (or force-range (wl-summary-input-range
1220                                  (elmo-folder-name-internal folder)))))
1221     (cond ((string= range "rescan")
1222            (let ((msg (wl-summary-message-number)))
1223              (wl-summary-rescan)
1224              (and msg (wl-summary-jump-to-msg msg))))
1225           ((string= range "rescan-noscore")
1226            (let ((msg (wl-summary-message-number))
1227                  wl-use-scoring)
1228              (wl-summary-rescan)
1229              (and msg (wl-summary-jump-to-msg msg))))
1230           ((string= range "cache-status")
1231            (let ((msg (wl-summary-message-number)))
1232              (wl-summary-resume-cache-status)
1233              (and msg (wl-summary-jump-to-msg msg))))
1234           ((or (string-match "last:" range)
1235                (string-match "first:" range))
1236            (wl-summary-goto-folder-subr (concat "/" range "/"
1237                                                 (elmo-folder-name-internal
1238                                                  folder))
1239             'force-update nil nil t))
1240           (t
1241            (wl-summary-sync-update unset-cursor
1242                                    (cond ((string= range "all") 'all)
1243                                          ((string= range "all-visible")
1244                                           'visible-only)))))))
1245
1246 (defvar wl-summary-edit-addresses-candidate-fields
1247   ;; First element becomes default.
1248   '("from" "to" "cc"))
1249
1250 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1251   (let ((fields wl-summary-edit-addresses-candidate-fields)
1252         body candidates components)
1253     (while fields
1254       (setq body
1255             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1256                        ","))
1257       (setq body (wl-parse-addresses body))
1258       (if body (setq candidates (append candidates body)))
1259       (setq fields (cdr fields)))
1260     (setq candidates (elmo-uniq-list candidates))
1261     (elmo-set-work-buf
1262      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1263      (mapcar (function
1264               (lambda (x)
1265                 (setq components (std11-extract-address-components x))
1266                 (cons (nth 1 components)
1267                       (and (car components)
1268                            (eword-decode-string
1269                             (decode-mime-charset-string
1270                              (car components)
1271                              mime-charset))))))
1272              candidates))))
1273
1274 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1275   ;; returns nil if there's no change.
1276   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1277       (let (char)
1278         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1279                  the-email)
1280         (while (not (or (eq (setq char (read-char)) ?\r)
1281                         (eq char ?\n)
1282                         (eq char ? )
1283                         (eq char ?e)
1284                         (eq char ?c)
1285                         (eq char ?d)))
1286           (message
1287            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1288         (cond
1289          ((or (eq char ?e)
1290               (eq char ?\n)
1291               (eq char ?\r)
1292               (eq char ? ))
1293           ;; Change Addresses
1294           (wl-address-add-or-change
1295            the-email
1296            (wl-address-header-extract-realname
1297             (cdr (assoc
1298                   (let ((completion-ignore-case t) comp)
1299                     (setq comp
1300                           (try-completion the-email wl-address-completion-list))
1301                     (if (equal comp t) the-email comp))
1302                   wl-address-completion-list))))
1303           "edited")
1304          ((eq char ?d)
1305           ;; Delete Addresses
1306           (if (y-or-n-p (format "Delete '%s'? "
1307                                 the-email))
1308               (progn
1309                 (wl-address-delete the-email)
1310                 "deleted")
1311             (message "")
1312             nil))
1313          (t (message "")
1314             nil)))
1315     ;; Add Petname
1316     (wl-address-add-or-change the-email name-in-addr)
1317     "added"))
1318
1319 (defun wl-summary-edit-addresses (&optional addr-str)
1320   "Edit address book interactively.
1321 Optional argument ADDR-STR is used as a target address if specified."
1322   (interactive (if current-prefix-arg
1323                    (list (read-from-minibuffer "Target address: "))))
1324   (if (null (wl-summary-message-number))
1325       (message "No message.")
1326     (save-excursion
1327       (let* ((charset wl-summary-buffer-mime-charset)
1328              (candidates
1329               (with-current-buffer (wl-summary-get-original-buffer)
1330                 (wl-summary-edit-addresses-collect-candidate-fields
1331                  charset)))
1332              address pair result)
1333         (if addr-str
1334             (setq address addr-str)
1335           (when candidates
1336             (setq address (car (car candidates)))
1337             (setq address
1338                   (completing-read
1339                    (format "Target address (%s): " address)
1340                    (mapcar
1341                     (function (lambda (x) (cons (car x) (car x))))
1342                     candidates)
1343                    nil nil nil nil address))))
1344         (when address
1345           (setq pair (assoc address candidates))
1346           (unless pair
1347             (setq pair (cons address nil)))
1348           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1349             ;; update alias
1350             (wl-status-update)
1351             (setq address (assoc (car pair) wl-address-list))
1352             (if address
1353                 (message "%s, %s, <%s> is %s."
1354                          (nth 2 address)
1355                          (nth 1 address)
1356                          (nth 0 address)
1357                          result)))
1358 ;;; i'd like to update summary-buffer, but...
1359 ;;;     (wl-summary-rescan)
1360           (run-hooks 'wl-summary-edit-addresses-hook))))))
1361
1362 (defun wl-summary-incorporate (&optional arg)
1363   "Check and prefetch all uncached messages.
1364 If ARG is non-nil, checking is omitted."
1365   (interactive "P")
1366   (unless arg
1367     (save-excursion
1368       (wl-summary-sync-force-update)))
1369   (wl-summary-prefetch-region (point-min) (point-max)
1370                               wl-summary-incorporate-marks))
1371
1372 (defun wl-summary-prefetch-msg (number &optional arg)
1373   "Returns status-mark. if skipped, returns nil."
1374   ;; prefetching procedure.
1375   (save-excursion
1376     (let* ((msgdb (wl-summary-buffer-msgdb))
1377            (number-alist (elmo-msgdb-get-number-alist msgdb))
1378            (message-id (cdr (assq number number-alist)))
1379            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1380            (wl-message-entity ov)
1381            (entity ov)                  ; backward compatibility.
1382            (size (elmo-msgdb-overview-entity-get-size ov))
1383            (inhibit-read-only t)
1384            (buffer-read-only nil)
1385            (file-cached (elmo-file-cache-exists-p message-id))
1386            (force-read (and size
1387                             (or (and (null wl-prefetch-confirm) arg)
1388                                 (null wl-prefetch-threshold)
1389                                 (< size wl-prefetch-threshold))))
1390            mark new-mark)
1391       (unwind-protect
1392           (progn
1393             (when (and (or arg (not file-cached))
1394                        size (not force-read) wl-prefetch-confirm)
1395               (setq force-read
1396                     (save-restriction
1397                       (widen)
1398                       (y-or-n-p
1399                        (format
1400                         "Message from %s has %d bytes.  Prefetch it? "
1401                         (concat
1402                          "[ "
1403                          (save-match-data
1404                            (wl-set-string-width
1405                             17
1406                             (funcall wl-summary-from-function
1407                              (eword-decode-string
1408                               (elmo-delete-char
1409                                ?\"
1410                                (or
1411                                 (elmo-msgdb-overview-entity-get-from ov)
1412                                 "??")))))) " ]")
1413                         size))))
1414               (message ""))             ; flush.
1415             (setq mark (elmo-msgdb-get-mark msgdb number))
1416             (if force-read
1417                 (save-excursion
1418                   (save-match-data
1419                     ;; online
1420                     (if (or arg (not file-cached))
1421                         (elmo-message-encache
1422                          wl-summary-buffer-elmo-folder
1423                          number))
1424                     (elmo-message-set-cached wl-summary-buffer-elmo-folder
1425                                              number t)
1426                     (setq new-mark
1427                           (or (elmo-message-mark wl-summary-buffer-elmo-folder
1428                                                  number)
1429                               " "))
1430                     (wl-summary-update-modeline)
1431                     (wl-folder-update-unread
1432                      (wl-summary-buffer-folder-name)
1433                      (+ wl-summary-buffer-unread-count
1434                         wl-summary-buffer-new-count)))
1435                   new-mark)))))))
1436
1437 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1438   (interactive "r")
1439   (let ((count 0)
1440         targets
1441         mark length
1442         entity msg
1443         start-pos pos)
1444     (save-excursion
1445       (setq start-pos (point))
1446       (save-restriction
1447         (narrow-to-region beg end)
1448         ;; collect prefetch targets.
1449         (message "Collecting marks...")
1450         (goto-char (point-min))
1451         (while (not (eobp))
1452           (setq mark (wl-summary-persistent-mark)
1453                 msg (wl-summary-message-number))
1454           (if (or (and (null prefetch-marks)
1455                        msg
1456                        (null (elmo-file-cache-exists-p
1457                               (elmo-message-field
1458                                wl-summary-buffer-elmo-folder
1459                                msg
1460                                'message-id))))
1461                   (member mark prefetch-marks))
1462               (setq targets (nconc targets (list msg))))
1463           (setq entity (wl-thread-get-entity msg))
1464           (if (or (not (eq wl-summary-buffer-view 'thread))
1465                   (wl-thread-entity-get-opened entity))
1466               (); opened. no hidden children.
1467             (setq targets (nconc
1468                            targets
1469                            (wl-thread-get-children-msgs-uncached
1470                             msg prefetch-marks))))
1471           (forward-line 1))
1472         (setq length (length targets))
1473         (message "Prefetching...")
1474         (while targets
1475           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1476                                (wl-thread-get-entity (car targets))))
1477                          (progn
1478                            (wl-summary-jump-to-msg (car targets))
1479                            (wl-summary-prefetch))
1480                        (wl-summary-prefetch-msg (car targets))))
1481           (if (if prefetch-marks
1482                   (string= mark elmo-msgdb-unread-cached-mark)
1483                 (or (string= mark elmo-msgdb-unread-cached-mark)
1484                     (string= mark " ")))
1485               (message "Prefetching... %d/%d message(s)"
1486                        (setq count (+ 1 count)) length))
1487           ;; redisplay!
1488           (save-excursion
1489             (setq pos (point))
1490             (goto-char start-pos)
1491             (if (pos-visible-in-window-p pos)
1492                 (save-restriction
1493                   (widen)
1494                   (sit-for 0))))
1495           (setq targets (cdr targets)))
1496         (message "Prefetched %d/%d message(s)" count length)
1497         (cons count length)))))
1498
1499 (defun wl-summary-prefetch (&optional arg)
1500   "Prefetch current message."
1501   (interactive "P")
1502   (save-excursion
1503     (let ((inhibit-read-only t)
1504           (buffer-read-only nil)
1505           (mark (wl-summary-persistent-mark)))
1506       (setq mark (wl-summary-prefetch-msg (wl-summary-message-number) arg))
1507       (when mark
1508         (delete-backward-char 1)
1509         (insert mark)
1510         (if wl-summary-highlight
1511             (wl-highlight-summary-current-line)))
1512       (set-buffer-modified-p nil)
1513       mark)))
1514
1515 (defun wl-summary-delete-marks-on-buffer (marks)
1516   (while marks
1517     (wl-summary-unmark (pop marks))))
1518
1519 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1520   (wl-summary-delete-marks-on-buffer copies))
1521
1522 (defun wl-summary-delete-all-refile-marks ()
1523   (let ((marks wl-summary-buffer-refile-list))
1524     (while marks
1525       (wl-summary-unmark (car (pop marks))))))
1526
1527 (defun wl-summary-delete-all-copy-marks ()
1528   (let ((marks wl-summary-buffer-copy-list))
1529     (while marks
1530       (wl-summary-unmark (car (pop marks))))))
1531
1532 (defun wl-summary-delete-all-delete-marks ()
1533   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1534
1535 (defun wl-summary-delete-all-target-marks ()
1536   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1537
1538 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1539   ;; for summary view cache saving.
1540   (save-excursion
1541     (goto-char (point-min))
1542     (let ((inhibit-read-only t)
1543           (buffer-read-only nil))
1544        (while (not (eobp))
1545         (unless (string= (wl-summary-temp-mark) " ")
1546           (delete-backward-char 1)
1547           (insert " "))
1548         (forward-line 1)))))
1549
1550 (defun wl-summary-mark-as-read-region (beg end)
1551   (interactive "r")
1552   (save-excursion
1553     (save-restriction
1554       (narrow-to-region beg end)
1555       (goto-char (point-min))
1556       (if (eq wl-summary-buffer-view 'thread)
1557           (progn
1558             (while (not (eobp))
1559               (let* ((number (wl-summary-message-number))
1560                      (entity (wl-thread-get-entity number))
1561                      children)
1562                 (if (wl-thread-entity-get-opened entity)
1563                     ;; opened...mark line.
1564                     (wl-summary-mark-as-read number)
1565                   ;; closed
1566                   (wl-summary-mark-as-read number) ; mark itself.
1567                   (setq children (wl-thread-get-children-msgs number))
1568                   (while children
1569                     (wl-summary-mark-as-read (car children))
1570                     (setq children (cdr children))))
1571                 (forward-line 1))))
1572         (while (not (eobp))
1573           (wl-summary-mark-as-read (wl-summary-message-number))
1574           (forward-line 1)))))
1575   (wl-summary-count-unread)
1576   (wl-summary-update-modeline))
1577
1578 (defun wl-summary-mark-as-unread-region (beg end)
1579   (interactive "r")
1580   (save-excursion
1581     (save-restriction
1582       (narrow-to-region beg end)
1583 ;;; use narrowing.
1584 ;;;      (save-excursion (goto-char end)
1585 ;;;                   (end-of-line) (point)))
1586       (goto-char (point-min))
1587       (if (eq wl-summary-buffer-view 'thread)
1588           (progn
1589             (while (not (eobp))
1590               (let* ((number (wl-summary-message-number))
1591                      (entity (wl-thread-get-entity number))
1592                      children)
1593                 (if (wl-thread-entity-get-opened entity)
1594                     ;; opened...mark line.
1595                     ;; Crossposts are not processed
1596                     (wl-summary-mark-as-unread)
1597                   ;; closed
1598                   (wl-summary-mark-as-unread) ; mark itself.
1599                   (setq children
1600                         (delq number (wl-thread-get-children-msgs number)))
1601                   (while children
1602                     (wl-summary-mark-as-unread (car children))
1603                     (setq children (cdr children))))
1604                 (forward-line 1))))
1605         (while (not (eobp))
1606           (wl-summary-mark-as-unread)
1607           (forward-line 1)))))
1608   (wl-summary-count-unread)
1609   (wl-summary-update-modeline))
1610
1611 (defun wl-summary-mark-as-important-region (beg end)
1612   (interactive "r")
1613   (save-excursion
1614     (save-restriction
1615       (narrow-to-region beg end);(save-excursion (goto-char end)
1616                                         ;    (end-of-line) (point)))
1617       (goto-char (point-min))
1618       (if (eq wl-summary-buffer-view 'thread)
1619           (progn
1620             (while (not (eobp))
1621               (let* ((number (wl-summary-message-number))
1622                      (entity (wl-thread-get-entity number))
1623                      children)
1624                 (if (wl-thread-entity-get-opened entity)
1625                     ;; opened...mark line.
1626                     ;; Crossposts are not processed
1627                     (wl-summary-mark-as-important)
1628                   ;; closed
1629                   (wl-summary-mark-as-important) ; mark itself.
1630                   (setq children
1631                         (delq number (wl-thread-get-children-msgs number)))
1632                   (while children
1633                     (wl-thread-msg-mark-as-important (car children))
1634                     (setq children (cdr children))))
1635                 (forward-line 1))))
1636         (while (not (eobp))
1637           (wl-summary-mark-as-important)
1638           (forward-line 1)))))
1639   (wl-summary-count-unread)
1640   (wl-summary-update-modeline))
1641
1642 (defun wl-summary-mark-as-read-all ()
1643   (interactive)
1644   (if (or (not (interactive-p))
1645           (y-or-n-p "Mark all messages as read? "))
1646       (let* ((folder wl-summary-buffer-elmo-folder)
1647              (cur-buf (current-buffer))
1648              (msgdb (wl-summary-buffer-msgdb))
1649              (inhibit-read-only t)
1650              (buffer-read-only nil)
1651              (case-fold-search nil)
1652              msg mark new-mark)
1653         (message "Setting all msgs as read...")
1654         (elmo-folder-mark-as-read folder
1655                                   (elmo-folder-list-unreads
1656                                    folder))
1657         (save-excursion
1658           (goto-char (point-min))
1659           (while (not (eobp))
1660             (setq msg (wl-summary-message-number)
1661                   mark (wl-summary-persistent-mark)
1662                   new-mark (or (elmo-message-mark folder msg) " "))
1663             (unless (string= mark new-mark)
1664               (delete-backward-char 1)
1665               ;; New mark and unread-uncached mark
1666               (insert new-mark)
1667               (if wl-summary-highlight
1668                   (wl-highlight-summary-current-line nil nil t)))
1669             (forward-line 1)))
1670         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1671         (setq wl-summary-buffer-unread-count 0)
1672         (setq wl-summary-buffer-new-count    0)
1673         (wl-summary-update-modeline)
1674         (message "Setting all msgs as read...done")
1675         (set-buffer-modified-p nil))))
1676
1677 (defun wl-summary-delete-cache ()
1678   "Delete cache of current message."
1679   (interactive)
1680   (save-excursion
1681     (let* ((inhibit-read-only t)
1682            (buffer-read-only nil)
1683            (folder wl-summary-buffer-elmo-folder)
1684            (msgdb (wl-summary-buffer-msgdb))
1685            (number-alist (elmo-msgdb-get-number-alist msgdb))
1686            (case-fold-search nil)
1687            new-mark mark number unread)
1688       (setq number (wl-summary-message-number))
1689       (elmo-message-set-cached folder number nil)
1690       (setq new-mark (elmo-message-mark folder number)
1691             mark (wl-summary-persistent-mark))
1692       (unless (string= new-mark mark)
1693         (delete-backward-char 1)
1694         (insert new-mark)
1695         (elmo-file-cache-delete
1696          (elmo-file-cache-get-path
1697           (elmo-message-field wl-summary-buffer-elmo-folder
1698                               number
1699                               'message-id)))
1700         (if wl-summary-highlight
1701             (wl-highlight-summary-current-line nil nil t))
1702         (set-buffer-modified-p nil)))))
1703
1704 (defun wl-summary-resume-cache-status ()
1705   "Resume the cache status of all messages in the current folder."
1706   (interactive)
1707   (let ((folder wl-summary-buffer-elmo-folder)
1708         (buffer-read-only nil)
1709         (case-fold-search nil)
1710         number msgid set-mark mark)
1711     (message "Resuming cache status...")
1712     (save-excursion
1713       (goto-char (point-min))
1714       (while (not (eobp))
1715         (setq number (wl-summary-message-number))
1716         (setq mark (wl-summary-persistent-mark))
1717         (setq msgid (elmo-message-field folder number 'message-id))
1718         (setq set-mark nil)
1719         (if (elmo-file-cache-exists-p msgid)
1720             (when (member mark (elmo-msgdb-uncached-marks))
1721               (elmo-message-set-cached folder number t)
1722               (setq set-mark (elmo-message-mark folder number)))
1723           (unless (member mark (elmo-msgdb-uncached-marks))
1724             (elmo-message-set-cached folder number nil)
1725             (setq set-mark (or (elmo-message-mark folder number) " "))))
1726         (when set-mark
1727           (delete-backward-char 1)
1728           (insert set-mark)
1729           (if wl-summary-highlight
1730               (wl-highlight-summary-current-line)))
1731         (forward-line 1))
1732       (wl-summary-count-unread)
1733       (wl-summary-update-modeline)
1734       (message "Resuming cache status...done")
1735       (set-buffer-modified-p nil))))
1736
1737 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1738   (interactive)
1739   (save-excursion
1740     (let ((inhibit-read-only t)
1741           (buffer-read-only nil)
1742           (msgs2 msgs)
1743           (len (length msgs))
1744           (i 0)
1745           update-list)
1746       (elmo-kill-buffer wl-summary-search-buf-name)
1747       (while msgs
1748         (if (eq wl-summary-buffer-view 'thread)
1749             (progn
1750               ;; don't use wl-append(nconc), because list is broken. ...why?
1751               (setq update-list
1752                     (append update-list
1753                             (wl-thread-delete-message (car msgs))))
1754               (setq update-list (delq (car msgs) update-list)))
1755           (goto-char (point-min))
1756           (if (wl-summary-jump-to-msg (car msgs))
1757               (progn
1758                 (delete-region (point-at-bol) (point-at-eol))
1759                 (delete-char 1) ; delete '\n'
1760                 (setq wl-summary-buffer-number-list
1761                       (delq (car msgs) wl-summary-buffer-number-list)))))
1762         (when (and deleting-info
1763                    (> len elmo-display-progress-threshold))
1764           (setq i (1+ i))
1765           (if (or (zerop (% i 5)) (= i len))
1766               (elmo-display-progress
1767                'wl-summary-delete-messages-on-buffer deleting-info
1768                (/ (* i 100) len))))
1769         (setq msgs (cdr msgs)))
1770       (when (eq wl-summary-buffer-view 'thread)
1771         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1772                                     (unless deleting-info 'no-msg))
1773         (wl-thread-cleanup-symbols msgs2))
1774       (wl-summary-count-unread)
1775       (wl-summary-update-modeline)
1776       (wl-folder-update-unread
1777        (wl-summary-buffer-folder-name)
1778        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1779
1780 (defun wl-summary-replace-status-marks (before after)
1781   "Replace the status marks on buffer."
1782   (interactive)
1783   (save-excursion
1784     (goto-char (point-min))
1785     (let ((inhibit-read-only t)
1786           (buffer-read-only nil))
1787       (while (not (eobp))
1788         (when (string= (wl-summary-persistent-mark) before)
1789           (delete-backward-char 1)
1790           (insert after)
1791           (if wl-summary-highlight
1792               (wl-highlight-summary-current-line)))
1793         (forward-line 1)))))
1794
1795 (defun wl-summary-update-status-marks ()
1796   "Synchronize status marks on current buffer to the msgdb."
1797   (interactive)
1798   (save-excursion
1799     (goto-char (point-min))
1800     (let ((inhibit-read-only t)
1801           (buffer-read-only nil)
1802           mark)
1803       (while (not (eobp))
1804         (unless (string= (wl-summary-persistent-mark)
1805                          (setq mark (or (elmo-message-mark
1806                                          wl-summary-buffer-elmo-folder
1807                                          (wl-summary-message-number))
1808                                         " ")))
1809           (delete-backward-char 1)
1810           (insert mark)
1811           (if wl-summary-highlight (wl-highlight-summary-current-line)))
1812         (forward-line 1)))))
1813
1814 (defun wl-summary-get-delete-folder (folder)
1815   (if (string= folder wl-trash-folder)
1816       'null
1817     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1818                      'trash)))
1819       (cond ((stringp type)
1820              type)
1821             ((or (equal type 'remove) (equal type 'null))
1822              'null)
1823             (t;; (equal type 'trash)
1824              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1825                (unless (elmo-folder-exists-p trash-folder)
1826                  (if (y-or-n-p
1827                       (format "Trash Folder %s does not exist, create it? "
1828                               wl-trash-folder))
1829                      (elmo-folder-create trash-folder)
1830                    (error "Trash Folder is not created"))))
1831                wl-trash-folder)))))
1832
1833 (defun wl-summary-insert-message (&rest args)
1834   (if (eq wl-summary-buffer-view 'thread)
1835       (apply 'wl-summary-insert-thread-entity args)
1836     (apply 'wl-summary-insert-sequential args)))
1837
1838 (defun wl-summary-sort ()
1839   (interactive)
1840   (wl-summary-rescan
1841    (completing-read
1842     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1843     (mapcar (lambda (spec)
1844               (list (symbol-name spec)))
1845             wl-summary-sort-specs)
1846     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1847
1848 (defun wl-summary-sync-marks ()
1849   "Update marks in summary."
1850   (interactive)
1851   (let ((last-progress 0)
1852         (folder wl-summary-buffer-elmo-folder)
1853         (i 0)
1854         importants unreads
1855         importants-in-db unreads-in-db diff diffs
1856         mes progress)
1857     ;; synchronize marks.
1858     (when (not (eq (elmo-folder-type-internal
1859                     wl-summary-buffer-elmo-folder)
1860                    'internal))
1861       (message "Updating marks...")
1862       (setq importants-in-db (elmo-folder-list-messages-mark-match
1863                               wl-summary-buffer-elmo-folder
1864                               (regexp-quote elmo-msgdb-important-mark))
1865             unreads-in-db (elmo-folder-list-messages-mark-match
1866                            wl-summary-buffer-elmo-folder
1867                            (wl-regexp-opt (elmo-msgdb-unread-marks)))
1868             importants (elmo-uniq-list
1869                         (nconc
1870                          (elmo-folder-list-importants
1871                           wl-summary-buffer-elmo-folder)
1872                          (elmo-folder-list-messages-with-global-mark
1873                           wl-summary-buffer-elmo-folder
1874                           elmo-msgdb-important-mark)))
1875             unreads (elmo-folder-list-unreads
1876                      wl-summary-buffer-elmo-folder))
1877       (setq diff (elmo-list-diff importants importants-in-db))
1878       (setq diffs (cadr diff)) ; important-deletes
1879       (setq mes (format "Updated (-%d" (length diffs)))
1880       (while diffs
1881         (wl-summary-mark-as-important (car diffs)
1882                                       elmo-msgdb-important-mark
1883                                       'no-server)
1884         (setq diffs (cdr diffs)))
1885       (setq diffs (car diff)) ; important-appends
1886       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1887       (while diffs
1888         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1889         (setq diffs (cdr diffs)))
1890       (setq diff (elmo-list-diff unreads unreads-in-db))
1891       (setq diffs (cadr diff))
1892       (setq mes (concat mes (format "(-%d" (length diffs))))
1893       (while diffs
1894         (wl-summary-mark-as-read (car diffs) 'no-folder 'no-modeline)
1895         (setq diffs (cdr diffs)))
1896       (setq diffs (car diff)) ; unread-appends
1897       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1898       (while diffs
1899         (wl-summary-mark-as-unread (car diffs) 'no-folder 'no-modeline)
1900         (setq diffs (cdr diffs)))
1901       (if (interactive-p) (message mes)))))
1902
1903 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
1904   "Update the summary view to the newest folder status."
1905   (interactive)
1906   (let* ((folder wl-summary-buffer-elmo-folder)
1907          (case-fold-search nil)
1908          (elmo-mime-charset wl-summary-buffer-mime-charset)
1909          (inhibit-read-only t)
1910          (buffer-read-only nil)
1911          gc-message
1912          overview number-alist
1913          curp num i diff
1914          append-list delete-list crossed
1915          update-thread update-top-list
1916          expunged mes entity)
1917     (unwind-protect
1918         (progn
1919           (unless wl-summary-buffer-elmo-folder
1920             (error "(Internal error) Folder is not set:%s" (buffer-name
1921                                                             (current-buffer))))
1922           ;; Flush pending append operations (disconnected operation).
1923           ;;(setq seen-list
1924           ;;(wl-summary-flush-pending-append-operations seen-list))
1925           (goto-char (point-max))
1926           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1927           (setq crossed (elmo-folder-synchronize folder sync-all no-check))
1928           (if crossed
1929               (progn
1930                 ;; Setup sync-all
1931                 (if sync-all (wl-summary-sync-all-init))
1932 ;    (if (and has-nntp
1933 ;            (elmo-nntp-max-number-precedes-list-active-p))
1934         ;; XXX this does not work correctly in rare case.
1935 ;       (setq delete-list
1936 ;             (wl-summary-delete-canceled-msgs-from-list
1937 ;              delete-list
1938 ;              (wl-summary-buffer-msgdb))))
1939                 (setq diff (elmo-list-diff (elmo-folder-list-messages
1940                                             folder
1941                                             'visible-only
1942                                             'in-msgdb)
1943                                            wl-summary-buffer-number-list))
1944                 (setq append-list (car diff))
1945                 (setq delete-list (cadr diff))
1946
1947                 (when delete-list
1948                   (wl-summary-delete-messages-on-buffer
1949                    delete-list "Deleting...")
1950                   (message "Deleting...done"))
1951                 (wl-summary-update-status-marks)
1952                 (setq curp append-list)
1953                 (setq num (length curp))
1954                 (when append-list
1955                   (setq i 0)
1956
1957                   ;; set these value for append-message-func
1958                   (setq overview (elmo-msgdb-get-overview
1959                                   (elmo-folder-msgdb folder)))
1960                   (setq number-alist (elmo-msgdb-get-number-alist
1961                                       (elmo-folder-msgdb folder)))
1962
1963                   (setq wl-summary-delayed-update nil)
1964                   (elmo-kill-buffer wl-summary-search-buf-name)
1965                   (while curp
1966                     (setq entity (elmo-msgdb-overview-get-entity
1967                                   (car curp) (elmo-folder-msgdb folder)))
1968                     (when (setq update-thread
1969                                 (wl-summary-insert-message
1970                                  entity (elmo-folder-msgdb folder)
1971                                  (not sync-all)))
1972                       (wl-append update-top-list update-thread))
1973                     (if elmo-use-database
1974                         (elmo-database-msgid-put
1975                          (car entity) (elmo-folder-name-internal folder)
1976                          (elmo-msgdb-overview-entity-get-number entity)))
1977                     (setq curp (cdr curp))
1978                     (when (> num elmo-display-progress-threshold)
1979                       (setq i (+ i 1))
1980                       (if (or (zerop (% i 5)) (= i num))
1981                           (elmo-display-progress
1982                            'wl-summary-sync-update
1983                            (if (eq wl-summary-buffer-view 'thread)
1984                                "Making thread..."
1985                              "Inserting message...")
1986                            (/ (* i 100) num)))))
1987                   (when wl-summary-delayed-update
1988                     (while wl-summary-delayed-update
1989                       (message "Parent (%d) of message %d is no entity"
1990                                (caar wl-summary-delayed-update)
1991                                (elmo-msgdb-overview-entity-get-number
1992                                 (cdar wl-summary-delayed-update)))
1993                       (when (setq update-thread
1994                                   (wl-summary-insert-message
1995                                    (cdar wl-summary-delayed-update)
1996                                    (elmo-folder-msgdb folder)
1997                                    (not sync-all) t))
1998                         (wl-append update-top-list update-thread))
1999                       (setq wl-summary-delayed-update
2000                             (cdr wl-summary-delayed-update))))
2001                   (when (and (eq wl-summary-buffer-view 'thread)
2002                              update-top-list)
2003                     (wl-thread-update-indent-string-thread
2004                      (elmo-uniq-list update-top-list)))
2005                   (message (if (eq wl-summary-buffer-view 'thread)
2006                                "Making thread...done"
2007                              "Inserting message...done")))
2008                 (wl-summary-set-message-modified)
2009                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2010                   (elmo-kill-buffer wl-summary-search-buf-name)
2011                   (message "Inserting message...")
2012                   (wl-thread-insert-top)
2013                   (message "Inserting message...done"))
2014                 (if elmo-use-database
2015                     (elmo-database-close))
2016                 (run-hooks 'wl-summary-sync-updated-hook)
2017                 (setq mes
2018                       (if (and (eq (length delete-list) 0)
2019                                (eq num 0))
2020                           (format
2021                            "No updates for \"%s\"" (elmo-folder-name-internal
2022                                                     folder))
2023                         (format "Updated (-%d/+%d) message(s)"
2024                                 (length delete-list) num))))
2025             (setq mes "Quit updating.")))
2026       ;; synchronize marks.
2027       (if (and crossed wl-summary-auto-sync-marks)
2028           (wl-summary-sync-marks))
2029       ;; scoring
2030       (when wl-use-scoring
2031         (setq wl-summary-scored nil)
2032         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2033                                   (and sync-all
2034                                        (wl-summary-rescore-msgs number-alist))
2035                                   sync-all)
2036         (when (and wl-summary-scored
2037                    (setq expunged (wl-summary-score-update-all-lines)))
2038           (setq mes (concat mes
2039                             (format " (%d expunged)"
2040                                     (length expunged))))))
2041       (if (and crossed (> crossed 0))
2042           (setq mes
2043                 (if mes
2044                     (concat mes
2045                             (format " (%d crosspost)" crossed))
2046                   (format "%d crosspost message(s)" crossed)))
2047         (and mes (setq mes (concat mes "."))))
2048       ;; Update Folder mode
2049       (wl-folder-set-folder-updated
2050        (elmo-folder-name-internal folder)
2051        (list 0
2052              (let ((lst (wl-summary-count-unread)))
2053                (+ (car lst) (nth 1 lst)))
2054              (elmo-folder-messages folder)))
2055       (wl-summary-update-modeline)
2056       ;;
2057       (unless unset-cursor
2058         (goto-char (point-min))
2059         (if (not (wl-summary-cursor-down t))
2060             (progn
2061               (goto-char (point-max))
2062               (forward-line -1))
2063           (if (and wl-summary-highlight
2064                    (not (get-text-property (point) 'face)))
2065               (save-excursion
2066                 (forward-line (- 0
2067                                  (or
2068                                   wl-summary-partial-highlight-above-lines
2069                                   wl-summary-highlight-partial-threshold)))
2070                 (wl-highlight-summary (point) (point-max))))))
2071       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2072       (wl-delete-all-overlays)
2073       (set-buffer-modified-p nil)
2074       (if mes (message "%s" mes)))))
2075
2076 (defun wl-summary-set-score-mark (mark)
2077   (save-excursion
2078     (beginning-of-line)
2079     (let ((inhibit-read-only t)
2080           (buffer-read-only nil)
2081           msg-num
2082           cur-mark)
2083       (setq msg-num (wl-summary-message-number))
2084       (setq cur-mark (wl-summary-temp-mark))
2085       (when (member cur-mark (list " "
2086                                    wl-summary-score-below-mark
2087                                    wl-summary-score-over-mark))
2088         (delete-backward-char 1)
2089         (insert mark)
2090         (if wl-summary-highlight
2091             (wl-highlight-summary-current-line nil nil t))
2092         (set-buffer-modified-p nil)))))
2093
2094 (defun wl-summary-get-score-mark (msg-num)
2095   (let ((score (cdr (assq msg-num wl-summary-scored))))
2096     (if score
2097         (cond ((< score wl-summary-default-score)
2098                "-")
2099               ((> score wl-summary-default-score)
2100                "+")))))
2101
2102 (defun wl-summary-update-modeline ()
2103   (setq wl-summary-buffer-mode-line
2104         (funcall wl-summary-buffer-mode-line-formatter)))
2105
2106 (defun wl-summary-jump-to-msg (&optional number)
2107   (interactive)
2108   (let ((num (or number
2109                  (string-to-int
2110                   (read-from-minibuffer "Jump to Message(No.): ")))))
2111     (setq num (int-to-string num))
2112     (beginning-of-line)
2113     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
2114                  (progn (backward-char 1) t))
2115             (re-search-backward (concat "\r" num "[^0-9]") nil t))
2116         (progn (beginning-of-line) t)
2117       nil)))
2118
2119 (defun wl-summary-highlight-msgs (msgs)
2120   (save-excursion
2121     (let ((len (length msgs))
2122           i)
2123       (message "Hilighting...")
2124       (setq i 0)
2125       (while msgs
2126         (if (wl-summary-jump-to-msg (car msgs))
2127             (wl-highlight-summary-current-line))
2128         (setq msgs (cdr msgs))
2129         (when (> len elmo-display-progress-threshold)
2130           (setq i (+ i 1))
2131           (if (or (zerop (% i 5)) (= i len))
2132               (elmo-display-progress
2133                'wl-summary-highlight-msgs "Highlighting..."
2134                (/ (* i 100) len)))))
2135       (message "Highlighting...done"))))
2136
2137 (defun wl-summary-message-number ()
2138   (save-excursion
2139     (beginning-of-line)
2140     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2141             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2142         (string-to-int (wl-match-buffer 1))
2143       nil)))
2144
2145 (defun wl-summary-delete-all-msgs ()
2146   (interactive)
2147   (let ((cur-buf (current-buffer))
2148         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2149     (set-buffer cur-buf)
2150     (if (null dels)
2151         (message "No message to delete.")
2152       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2153                             (wl-summary-buffer-folder-name)
2154                             (length dels)))
2155           (progn
2156             (message "Deleting...")
2157             (elmo-folder-delete-messages
2158              wl-summary-buffer-elmo-folder dels)
2159             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2160                                     dels)
2161 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2162             (wl-summary-set-message-modified)
2163             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2164                                           (list 0 0 0))
2165 ;;; for thread.
2166 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2167             (setq wl-summary-buffer-unread-count 0)
2168             (setq wl-summary-buffer-new-count    0)
2169             (wl-summary-update-modeline)
2170             (set-buffer cur-buf)
2171             (let ((inhibit-read-only t)
2172                   (buffer-read-only nil))
2173               (erase-buffer))
2174 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2175             (message "Deleting...done")
2176             t)
2177         nil))))
2178
2179 (defun wl-summary-toggle-thread (&optional arg)
2180   "Toggle thread status (T)hread and (S)equential.
2181 If ARG, without confirm."
2182   (interactive "P")
2183   (when (or arg
2184             (y-or-n-p (format "Toggle threading? (y=%s): "
2185                               (if (eq wl-summary-buffer-view 'thread)
2186                                   "\"off\"" "\"on\""))))
2187     (if (eq wl-summary-buffer-view 'thread)
2188         (setq wl-summary-buffer-view 'sequence)
2189       (setq wl-summary-buffer-view 'thread))
2190     (wl-summary-update-modeline)
2191     (force-mode-line-update)
2192     (wl-summary-rescan)))
2193
2194 (defun wl-summary-load-file-object (filename)
2195   "Load lisp object from dir."
2196   (save-excursion
2197     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2198           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2199           insert-file-contents-post-hook
2200           ret-val)
2201       (if (not (file-readable-p filename))
2202           ()
2203         (set-buffer tmp-buffer)
2204         (as-binary-input-file (insert-file-contents filename))
2205         (setq ret-val
2206               (condition-case nil
2207                   (read (current-buffer))
2208                 (error (error "Reading failed")))))
2209       (kill-buffer tmp-buffer)
2210       ret-val)))
2211
2212 (defun wl-summary-goto-folder (&optional arg)
2213   (interactive "P")
2214   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2215
2216 (defun wl-summary-goto-folder-sticky ()
2217   (interactive)
2218   (wl-summary-goto-folder-subr nil nil nil t t))
2219
2220 (defun wl-summary-goto-last-visited-folder ()
2221   (interactive)
2222   (let ((entity
2223          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2224                                           wl-folder-entity
2225                                           'folder)))
2226     (if entity (wl-folder-set-current-entity-id
2227                 (wl-folder-get-entity-id entity))))
2228   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2229
2230 (defun wl-summary-sticky-p (&optional folder)
2231   (if folder
2232       (get-buffer (wl-summary-sticky-buffer-name
2233                    (elmo-folder-name-internal folder)))
2234     (not (string= wl-summary-buffer-name (buffer-name)))))
2235
2236 (defun wl-summary-always-sticky-folder-p (folder)
2237   (or (eq t wl-summary-always-sticky-folder-list)
2238       (wl-string-match-member
2239        (elmo-folder-name-internal folder)
2240        wl-summary-always-sticky-folder-list)))
2241
2242 (defun wl-summary-stick (&optional force)
2243   "Make current summary buffer sticky."
2244   (interactive "P")
2245   (if (wl-summary-sticky-p)
2246       (message "Current summary buffer is already sticky.")
2247     (when (or force (y-or-n-p "Stick current summary buffer? "))
2248       (wl-summary-toggle-disp-msg 'off)
2249       (wl-summary-switch-to-clone-buffer
2250        (wl-summary-sticky-buffer-name
2251         (wl-summary-buffer-folder-name)))
2252 ;;; ???hang up
2253 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2254 ;;;                   (wl-summary-buffer-folder-name))))
2255       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2256
2257 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2258   (let ((cur-buf (current-buffer))
2259         (msg (wl-summary-message-number))
2260         (buf (get-buffer-create buffer-name))
2261         (folder wl-summary-buffer-elmo-folder)
2262         (copy-variables
2263          (append '(wl-summary-buffer-view
2264                    wl-summary-buffer-refile-list
2265                    wl-summary-buffer-delete-list
2266                    wl-summary-buffer-copy-list
2267                    wl-summary-buffer-target-mark-list
2268                    wl-summary-buffer-elmo-folder
2269                    wl-summary-buffer-number-column
2270                    wl-summary-buffer-temp-mark-column
2271                    wl-summary-buffer-persistent-mark-column
2272                    wl-summary-buffer-message-modified
2273                    wl-summary-buffer-thread-modified
2274                    wl-summary-buffer-number-list
2275                    wl-summary-buffer-msgdb
2276                    wl-summary-buffer-folder-name
2277                    wl-summary-buffer-line-formatter)
2278                  (and (eq wl-summary-buffer-view 'thread)
2279                       '(wl-thread-entity-hashtb
2280                         wl-thread-entities
2281                         wl-thread-entity-list))
2282                  (and wl-use-scoring
2283                       '(wl-summary-scored
2284                         wl-summary-default-score
2285                         wl-summary-important-above
2286                         wl-summary-target-above
2287                         wl-summary-mark-below
2288                         wl-summary-expunge-below))
2289                  (and (featurep 'wl-score)
2290                       '(wl-current-score-file
2291                         wl-score-alist)))))
2292     (set-buffer buf)
2293     (wl-summary-mode)
2294     (wl-summary-buffer-set-folder folder)
2295     (let ((buffer-read-only nil))
2296       (insert-buffer cur-buf))
2297     (set-buffer-modified-p nil)
2298     (while copy-variables
2299       (set (car copy-variables)
2300            (save-excursion
2301              (set-buffer cur-buf)
2302              (symbol-value (car copy-variables))))
2303       (setq copy-variables (cdr copy-variables)))
2304     (switch-to-buffer buf)
2305     (kill-buffer cur-buf)
2306     (wl-summary-count-unread)
2307     (wl-summary-update-modeline)
2308     (if msg
2309         (if (eq wl-summary-buffer-view 'thread)
2310             (wl-thread-jump-to-msg msg)
2311           (wl-summary-jump-to-msg msg))
2312       (goto-char (point-max))
2313       (beginning-of-line))))
2314
2315 (defun wl-summary-get-buffer (folder)
2316   (or (and folder
2317            (get-buffer (wl-summary-sticky-buffer-name folder)))
2318       (get-buffer wl-summary-buffer-name)))
2319
2320 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2321   (if force-sticky
2322       (get-buffer-create
2323        (wl-summary-sticky-buffer-name name))
2324     (or (get-buffer (wl-summary-sticky-buffer-name name))
2325         (get-buffer-create wl-summary-buffer-name))))
2326
2327 (defun wl-summary-make-number-list ()
2328   (save-excursion
2329     (goto-char (point-min))
2330     (while (not (eobp))
2331       (setq wl-summary-buffer-number-list
2332             (cons (wl-summary-message-number)
2333                   wl-summary-buffer-number-list))
2334       (forward-line 1))
2335     (setq wl-summary-buffer-number-list
2336           (nreverse wl-summary-buffer-number-list))))
2337
2338 (defun wl-summary-auto-select-msg-p (unread-msg)
2339   (and unread-msg
2340        (not (string=
2341              (elmo-msgdb-get-mark
2342               (wl-summary-buffer-msgdb)
2343               unread-msg)
2344              elmo-msgdb-important-mark))))
2345
2346 (defsubst wl-summary-open-folder (folder)
2347   ;; Select folder
2348   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2349     (unwind-protect
2350         (elmo-folder-open folder 'load-msgdb)
2351       ;; For compatibility
2352       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2353       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2354                                            folder)))))
2355
2356 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2357                                               sticky interactive scoring
2358                                               force-exit)
2359   "Display target folder on summary."
2360   (interactive)
2361   (let* ((keep-cursor (memq this-command
2362                             wl-summary-keep-cursor-command))
2363          (name (or name (wl-summary-read-folder wl-default-folder)))
2364          (cur-fld wl-summary-buffer-elmo-folder)
2365          folder buf mes hilit reuse-buf
2366          retval entity)
2367     (if (string= name "")
2368         (setq name wl-default-folder))
2369     (setq folder (wl-folder-get-elmo-folder name))
2370     (when (and (not (string=
2371                      (and cur-fld (elmo-folder-name-internal cur-fld))
2372                      (elmo-folder-name-internal folder))) ; folder is moved.
2373                (eq major-mode 'wl-summary-mode)) ; called in summary.
2374       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2375       (run-hooks 'wl-summary-exit-pre-hook)
2376       (if (or force-exit (not (wl-summary-sticky-p)))
2377           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2378       (wl-summary-save-view)
2379       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2380       (if (and (wl-summary-sticky-p) force-exit)
2381           (kill-buffer (current-buffer))))
2382     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2383                                             sticky))
2384     (setq reuse-buf
2385           (save-excursion
2386             (set-buffer buf)
2387             (string= (elmo-folder-name-internal folder)
2388                      (wl-summary-buffer-folder-name))))
2389     (unwind-protect
2390         (if reuse-buf
2391             (if interactive
2392                 (switch-to-buffer buf)
2393               (set-buffer buf))
2394           (if other-window
2395               (delete-other-windows))
2396           (set-buffer buf)
2397           (unless (eq major-mode 'wl-summary-mode)
2398             (wl-summary-mode))
2399           (wl-summary-buffer-set-folder folder)
2400           (setq wl-summary-buffer-disp-msg nil)
2401           (setq wl-summary-buffer-last-displayed-msg nil)
2402           (setq wl-summary-buffer-current-msg nil)
2403           (let ((case-fold-search nil)
2404                 (inhibit-read-only t)
2405                 (buffer-read-only nil))
2406             (erase-buffer)
2407             ;; Resume summary view
2408             (if wl-summary-cache-use
2409                 (let* ((dir (elmo-folder-msgdb-path folder))
2410                        (cache (expand-file-name wl-summary-cache-file dir))
2411                        (view (expand-file-name wl-summary-view-file dir)))
2412                   (when (file-exists-p cache)
2413                     (insert-file-contents-as-binary cache)
2414                     (elmo-set-buffer-multibyte
2415                      default-enable-multibyte-characters)
2416                     (decode-mime-charset-region
2417                      (point-min)(point-max)
2418                      wl-summary-buffer-mime-charset 'LF))
2419                   (if (file-exists-p view)
2420                       (setq wl-summary-buffer-view
2421                             (wl-summary-load-file-object view))
2422                     (setq wl-summary-buffer-view
2423                           (or (wl-get-assoc-list-value
2424                                wl-summary-default-view-alist
2425                                (elmo-folder-name-internal folder))
2426                               wl-summary-default-view)))
2427                   (wl-thread-resume-entity folder)
2428                   (wl-summary-open-folder folder))
2429               (setq wl-summary-buffer-view
2430                     (wl-summary-load-file-object
2431                      (expand-file-name wl-summary-view-file
2432                                        (elmo-folder-msgdb-path folder))))
2433               (wl-summary-open-folder folder)
2434               (wl-summary-rescan))
2435             (wl-summary-count-unread)
2436             (wl-summary-update-modeline)))
2437       (unless (eq wl-summary-buffer-view 'thread)
2438         (wl-summary-make-number-list))
2439       (when (and wl-summary-cache-use
2440                  (or (and wl-summary-check-line-format
2441                           (wl-summary-line-format-changed-p))
2442                      (wl-summary-view-old-p)))
2443         (wl-summary-rescan))
2444       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2445       (unless (and reuse-buf keep-cursor)
2446         ;(setq hilit wl-summary-highlight)
2447         (unwind-protect
2448             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2449                   (wl-use-scoring
2450                    (if (or scoring interactive) wl-use-scoring)))
2451               (if (and (not scan-type)
2452                        interactive
2453                        (not wl-ask-range))
2454                   (setq scan-type (wl-summary-get-sync-range folder)))
2455               (cond
2456                ((eq scan-type nil)
2457                 (wl-summary-sync 'unset-cursor))
2458                ((eq scan-type 'all)
2459                 (wl-summary-sync 'unset-cursor "all"))
2460                ((eq scan-type 'no-sync))
2461                ((or (eq scan-type 'force-update)
2462                     (eq scan-type 'update))
2463                 (setq mes (wl-summary-sync-force-update
2464                            'unset-cursor 'no-check)))))
2465           (if interactive
2466               (switch-to-buffer buf)
2467             (set-buffer buf))
2468           ;; stick always-sticky-folder
2469           (when (wl-summary-always-sticky-folder-p folder)
2470             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2471           (run-hooks 'wl-summary-prepared-pre-hook)
2472           (set-buffer-modified-p nil)
2473           (goto-char (point-min))
2474           (if (wl-summary-cursor-down t)
2475               (let ((unreadp (wl-summary-next-message
2476                               (wl-summary-message-number)
2477                               'down t)))
2478                 (cond ((and wl-auto-select-first
2479                             (wl-summary-auto-select-msg-p unreadp))
2480                        ;; wl-auto-select-first is non-nil and
2481                        ;; unreadp is non-nil but not important
2482                        (setq retval 'disp-msg))
2483                       ((and wl-auto-prefetch-first
2484                             (wl-summary-auto-select-msg-p unreadp))
2485                        ;; wl-auto-select-first is non-nil and
2486                        ;; unreadp is non-nil but not important
2487                        (setq retval 'prefetch-msg))
2488                       ((not (wl-summary-auto-select-msg-p unreadp))
2489                        ;; unreadp is nil or important
2490                        (setq retval 'more-next))))
2491             (goto-char (point-max))
2492             (if (elmo-folder-plugged-p folder)
2493                 (forward-line -1)
2494               (wl-summary-prev))
2495             (setq retval 'more-next))
2496           ;(setq wl-summary-highlight hilit)
2497           (if (and wl-summary-highlight
2498                    (not wl-summary-lazy-highlight)
2499                    (not reuse-buf))
2500               (if (and wl-summary-highlight-partial-threshold
2501                        (> (count-lines (point-min) (point-max))
2502                           wl-summary-highlight-partial-threshold))
2503                   (save-excursion
2504                     (forward-line (-
2505                                    0
2506                                    (or
2507                                     wl-summary-partial-highlight-above-lines
2508                                     wl-summary-highlight-partial-threshold)))
2509                     (wl-highlight-summary (point) (point-max)))
2510                 (wl-highlight-summary (point-min) (point-max))))
2511           (if (eq retval 'disp-msg)
2512               (wl-summary-redisplay))
2513           (if (eq retval 'prefetch-msg)
2514               (wl-message-buffer-prefetch
2515                folder
2516                (wl-summary-message-number)
2517                wl-message-buffer-prefetch-depth
2518                (current-buffer)
2519                wl-summary-buffer-mime-charset))
2520           (if mes (message "%s" mes))
2521           (if (and interactive wl-summary-recenter)
2522               (recenter (/ (- (window-height) 2) 2))))))
2523     ;; set current entity-id
2524     (if (and (not folder)
2525              (setq entity
2526                    (wl-folder-search-entity-by-name (elmo-folder-name-internal
2527                                                      folder)
2528                                                     wl-folder-entity
2529                                                     'folder)))
2530         ;; entity-id is unknown.
2531         (wl-folder-set-current-entity-id
2532          (wl-folder-get-entity-id entity)))
2533     (when (and wl-summary-lazy-highlight
2534                wl-on-xemacs)
2535       (sit-for 0))
2536     (unwind-protect
2537         (run-hooks 'wl-summary-prepared-hook)
2538       (set-buffer-modified-p nil))
2539     retval))
2540
2541 (defun wl-summary-goto-previous-message-beginning ()
2542   (end-of-line)
2543   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2544   (beginning-of-line))
2545
2546 (defun wl-summary-goto-top-of-current-thread ()
2547   (wl-summary-jump-to-msg
2548    (wl-thread-entity-get-number
2549     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2550                                       (wl-summary-message-number))))))
2551
2552 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2553   (interactive)
2554   (let ((depth (or depth
2555                    (wl-thread-get-depth-of-current-line))))
2556     (forward-line 1)
2557     (while (and (not (eobp))
2558                 (>= (wl-thread-get-depth-of-current-line)
2559                     depth))
2560       (forward-line 1))
2561     (beginning-of-line)))
2562
2563 (defun wl-summary-insert-line (line)
2564   "Insert LINE in the Summary."
2565   (if wl-use-highlight-mouse-line
2566       ;; remove 'mouse-face of current line.
2567       (put-text-property
2568        (save-excursion (beginning-of-line)(point))
2569        (save-excursion (end-of-line)(point))
2570        'mouse-face nil))
2571   (insert line "\n")
2572   (if wl-use-highlight-mouse-line
2573       ;; remove 'mouse-face of current line.
2574       (put-text-property
2575        (save-excursion (beginning-of-line)(point))
2576        (save-excursion (end-of-line)(point))
2577        'mouse-face nil))
2578   (ignore-errors
2579     (run-hooks 'wl-summary-line-inserted-hook)))
2580
2581 (defun wl-summary-insert-sequential (entity msgdb &rest args)
2582   (let ((inhibit-read-only t)
2583         buffer-read-only)
2584     (goto-char (point-max))
2585     (wl-summary-insert-line
2586      (wl-summary-create-line entity nil nil
2587                              (elmo-msgdb-get-mark
2588                               msgdb
2589                               (elmo-msgdb-overview-entity-get-number
2590                                entity))))
2591     (setq wl-summary-buffer-number-list
2592           (wl-append wl-summary-buffer-number-list
2593                      (list (elmo-msgdb-overview-entity-get-number entity))))
2594     nil))
2595
2596 (defun wl-summary-default-subject-filter (subject)
2597   (let ((case-fold-search t))
2598     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2599     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2600     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2601
2602 (defun wl-summary-subject-equal (subject1 subject2)
2603   (string= (funcall wl-summary-subject-filter-function subject1)
2604            (funcall wl-summary-subject-filter-function subject2)))
2605
2606 (defmacro wl-summary-put-alike (alike)
2607   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2608                         (, alike)
2609                         wl-summary-alike-hashtb)))
2610
2611 (defmacro wl-summary-get-alike ()
2612   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2613                         wl-summary-alike-hashtb)))
2614
2615 (defun wl-summary-insert-headers (overview func mime-decode)
2616   (message "Creating subject cache...")
2617   (let (ov this last alike)
2618     (buffer-disable-undo (current-buffer))
2619     (make-local-variable 'wl-summary-alike-hashtb)
2620     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2621     (when mime-decode
2622       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2623     (while (setq ov (pop overview))
2624       (setq this (funcall func ov))
2625       (and this (setq this (std11-unfold-string this)))
2626       (if (equal last this)
2627           (wl-append alike (list ov))
2628         (when last
2629           (wl-summary-put-alike alike)
2630           (insert last ?\n))
2631         (setq alike (list ov)
2632               last this)))
2633     (when last
2634       (wl-summary-put-alike alike)
2635       (insert last ?\n))
2636     (when mime-decode
2637       (decode-mime-charset-region (point-min) (point-max)
2638                                   elmo-mime-charset)
2639       (when (eq mime-decode 'mime)
2640         (eword-decode-region (point-min) (point-max))))
2641     (message "Creating subject cache...done")
2642     (run-hooks 'wl-summary-insert-headers-hook)))
2643
2644 (defun wl-summary-search-by-subject (entity overview)
2645   (let ((summary-buf (current-buffer))
2646         (buf (get-buffer-create wl-summary-search-buf-name))
2647         (folder-name (wl-summary-buffer-folder-name))
2648         match founds found-entity)
2649     (with-current-buffer buf
2650       (let ((case-fold-search t))
2651         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2652                   (zerop (buffer-size)))
2653           (setq wl-summary-search-buf-folder-name folder-name)
2654           (wl-summary-insert-headers
2655            overview
2656            (function
2657             (lambda (x)
2658               (funcall wl-summary-subject-filter-function
2659                (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2660            t))
2661         (setq match (funcall wl-summary-subject-filter-function
2662                              (elmo-msgdb-overview-entity-get-subject entity)))
2663         (if (string= match "")
2664             (setq match "\n"))
2665         (goto-char (point-min))
2666         (while (and (not founds)
2667                     (not (= (point) (point-max)))
2668                     (search-forward match nil t))
2669           ;; check exactly match
2670           (when (and (eolp)
2671                      (= (point-at-bol)
2672                         (match-beginning 0)))
2673             (setq found-entity (wl-summary-get-alike))
2674             (if (and found-entity
2675                      ;; Is founded entity myself or children?
2676                      (not (string=
2677                            (elmo-msgdb-overview-entity-get-id entity)
2678                            (elmo-msgdb-overview-entity-get-id
2679                             (car found-entity))))
2680                      (with-current-buffer summary-buf
2681                        (not (wl-thread-descendant-p
2682                              (elmo-msgdb-overview-entity-get-number entity)
2683                              (elmo-msgdb-overview-entity-get-number
2684                               (car found-entity))))))
2685                 ;; return matching entity
2686                 (setq founds found-entity))))
2687         (if founds
2688             (car founds))))))
2689
2690 (defun wl-summary-insert-thread-entity (entity msgdb update
2691                                                &optional force-insert)
2692   (let* ((overview (elmo-msgdb-get-overview msgdb))
2693          this-id
2694          parent-entity
2695          parent-number
2696          (case-fold-search t)
2697          cur number overview2 cur-entity linked retval delayed-entity
2698          update-list entity-stack)
2699     (while entity
2700       (setq this-id (elmo-msgdb-overview-entity-get-id entity)
2701             parent-entity
2702             (elmo-msgdb-get-parent-entity entity msgdb)
2703             parent-number (elmo-msgdb-overview-entity-get-number
2704                            parent-entity))
2705       (setq number (elmo-msgdb-overview-entity-get-number entity))
2706       ;; If thread loop detected, set parent as nil.
2707       (setq cur entity)
2708       (while cur
2709         (if (eq number (elmo-msgdb-overview-entity-get-number
2710                         (setq cur
2711                               (elmo-msgdb-get-parent-entity cur msgdb))))
2712             (setq parent-number nil
2713                   cur nil)))
2714       (if (and parent-number
2715                (not (wl-thread-get-entity parent-number))
2716                (not force-insert))
2717           ;; parent exists in overview, but not in wl-thread-entities
2718           (progn
2719             (wl-append wl-summary-delayed-update
2720                        (list (cons parent-number entity)))
2721             (setq entity nil)) ;; exit loop
2722         ;; Search parent by subject.
2723         (when (and (null parent-number)
2724                    wl-summary-search-parent-by-subject-regexp
2725                    (string-match
2726                     wl-summary-search-parent-by-subject-regexp
2727                     (elmo-msgdb-overview-entity-get-subject entity)))
2728           (let ((found (wl-summary-search-by-subject entity overview)))
2729             (when (and found
2730                        (not (member found wl-summary-delayed-update)))
2731               (setq parent-entity found)
2732               (setq parent-number
2733                     (elmo-msgdb-overview-entity-get-number parent-entity))
2734               (setq linked t))))
2735         ;; If subject is change, divide thread.
2736         (if (and parent-number
2737                  wl-summary-divide-thread-when-subject-changed
2738                  (not (wl-summary-subject-equal
2739                        (or (elmo-msgdb-overview-entity-get-subject
2740                             entity) "")
2741                        (or (elmo-msgdb-overview-entity-get-subject
2742                             parent-entity) ""))))
2743             (setq parent-number nil))
2744         (setq retval
2745               (wl-thread-insert-message entity
2746                                         number parent-number update linked))
2747         (and retval
2748              (wl-append update-list (list retval)))
2749         (setq entity nil) ; exit loop
2750         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2751           (setq wl-summary-delayed-update
2752                 (delq delayed-entity wl-summary-delayed-update))
2753           ;; update delayed message
2754           (wl-append entity-stack (list (cdr delayed-entity)))))
2755       (if (and (not entity)
2756                entity-stack)
2757           (setq entity (pop entity-stack))))
2758     update-list))
2759
2760 (defun wl-summary-update-thread (entity
2761                                  thr-entity
2762                                  parent-entity)
2763   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2764          (overview-entity entity)
2765          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2766          (number (elmo-msgdb-overview-entity-get-number entity))
2767          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity)))
2768     (cond
2769      ((or (not parent-id)
2770           (string= this-id parent-id))
2771       (goto-char (point-max))
2772       (beginning-of-line))
2773      ;; parent already exists in buffer.
2774      ((wl-summary-jump-to-msg parent-number)
2775       (wl-thread-goto-bottom-of-sub-thread)))
2776     (let ((inhibit-read-only t)
2777           (buffer-read-only nil))
2778       (wl-summary-insert-line
2779        (wl-summary-create-line
2780         entity
2781         parent-entity
2782         nil
2783         (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) number)
2784         (wl-thread-maybe-get-children-num number)
2785         (wl-thread-make-indent-string thr-entity)
2786         (wl-thread-entity-get-linked thr-entity))))))
2787
2788 (defun wl-summary-mark-as-unread (&optional number
2789                                             no-folder-mark
2790                                             no-modeline-update)
2791   (interactive)
2792   (save-excursion
2793     (let ((buffer-read-only nil)
2794           (folder wl-summary-buffer-elmo-folder)
2795           mark new-mark visible)
2796       (setq visible (if number
2797                         (wl-summary-jump-to-msg number)
2798                       t)
2799             number (or number (wl-summary-message-number))
2800             mark (elmo-message-mark folder number))
2801       (unless (member mark (elmo-msgdb-unread-marks))
2802         (elmo-folder-unmark-read folder (list number) no-folder-mark))
2803       (setq new-mark (elmo-message-mark folder number))
2804       (unless no-modeline-update
2805         ;; Update unread numbers.
2806         ;; should elmo-folder-mark-as-read return unread numbers?
2807         (wl-summary-count-unread)
2808         (wl-summary-update-modeline)
2809         (wl-folder-update-unread
2810          (wl-summary-buffer-folder-name)
2811          (+ wl-summary-buffer-unread-count
2812             wl-summary-buffer-new-count)))
2813       (when visible
2814         (unless (string= (wl-summary-persistent-mark) new-mark)
2815           (delete-backward-char 1)
2816           (insert (or new-mark " "))
2817           (if (and visible wl-summary-highlight)
2818               (wl-highlight-summary-current-line))
2819           (set-buffer-modified-p nil)))
2820       number)))
2821
2822 (defun wl-summary-delete (&optional number)
2823   "Mark a delete mark 'D'.
2824 If optional argument NUMBER is specified, mark message specified by NUMBER."
2825   (interactive)
2826   (let* ((buffer-num (wl-summary-message-number))
2827          (msg-num (or number buffer-num))
2828          mark)
2829     (catch 'done
2830       (when (null msg-num)
2831         (if (interactive-p)
2832             (message "No message."))
2833         (throw 'done nil))
2834       (when (setq mark (wl-summary-get-mark msg-num))
2835         (when (wl-summary-reserve-temp-mark-p mark)
2836           (if (interactive-p)
2837               (error "Already marked as `%s'" mark))
2838           (throw 'done nil))
2839         (wl-summary-unmark msg-num))
2840       (if (or (interactive-p)
2841               (eq number buffer-num))
2842           (wl-summary-mark-line "D"))
2843       (setq wl-summary-buffer-delete-list
2844             (cons msg-num wl-summary-buffer-delete-list))
2845       (if (interactive-p)
2846           (if (eq wl-summary-move-direction-downward nil)
2847               (wl-summary-prev)
2848             (wl-summary-next)))
2849       msg-num)))
2850
2851 (defun wl-summary-remove-destination ()
2852   (save-excursion
2853     (let ((inhibit-read-only t)
2854           (buffer-read-only nil)
2855           (buf (current-buffer))
2856           sol eol rs re)
2857       (beginning-of-line)
2858       (setq sol (point))
2859       (search-forward "\r")
2860       (forward-char -1)
2861       (setq eol (point))
2862       (setq rs (next-single-property-change sol 'wl-summary-destination
2863                                             buf eol))
2864       (setq re (next-single-property-change rs 'wl-summary-destination
2865                                             buf eol))
2866       (put-text-property rs re 'wl-summary-destination nil)
2867       (put-text-property rs re 'invisible nil)
2868       (goto-char re)
2869       (delete-char (- eol re)))))
2870
2871 (defun wl-summary-check-mark (msg mark)
2872   (let ((check-func (cond ((string= mark "o")
2873                            'wl-summary-msg-marked-as-refiled)
2874                           ((string= mark "O")
2875                            'wl-summary-msg-marked-as-copied)
2876                           ((string= mark "D")
2877                            'wl-summary-msg-marked-as-deleted)
2878                           ((string= mark "*")
2879                            'wl-summary-msg-marked-as-target))))
2880     (if check-func
2881         (funcall check-func msg))))
2882
2883 (defun wl-summary-mark-collect (mark &optional begin end)
2884   (save-excursion
2885     (save-restriction
2886       (let (msglist)
2887         (narrow-to-region (or begin (point-min))
2888                           (or end (point-max)))
2889         (goto-char (point-min))
2890         ;; for thread...
2891         (if (eq wl-summary-buffer-view 'thread)
2892             (progn
2893               (while (not (eobp))
2894                 (let* ((number (wl-summary-message-number))
2895                        (entity (wl-thread-get-entity number))
2896                        result)
2897                   ;; opened...only myself is checked.
2898                   (if (wl-summary-check-mark number mark)
2899                       (wl-append msglist (list number)))
2900                   (unless (wl-thread-entity-get-opened entity)
2901                     ;; closed...children is also checked.
2902                     (if (setq result (wl-thread-get-children-msgs-with-mark
2903                                       number
2904                                       mark))
2905                         (wl-append msglist result)))
2906                   (forward-line 1)))
2907               (elmo-uniq-list msglist))
2908           (while (not (eobp))
2909             (when (string= (wl-summary-temp-mark) mark)
2910               (setq msglist (cons (wl-summary-message-number) msglist)))
2911             (forward-line 1)))))))
2912
2913 (defun wl-summary-exec ()
2914   (interactive)
2915   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
2916                         (reverse wl-summary-buffer-delete-list)
2917                         (mapcar 'car wl-summary-buffer-copy-list)))
2918
2919 (defun wl-summary-exec-region (beg end)
2920   (interactive "r")
2921   (message "Collecting marks ...")
2922   (save-excursion
2923     (goto-char beg)
2924     (beginning-of-line)
2925     (setq beg (point))
2926     (goto-char (1- end))
2927     (forward-line)
2928     (setq end (point))
2929     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
2930                           (wl-summary-mark-collect "D" beg end)
2931                           (wl-summary-mark-collect "O" beg end))))
2932
2933 (defun wl-summary-exec-subr (moves dels copies)
2934   (if (not (or moves dels copies))
2935       (message "No marks")
2936     (save-excursion
2937       (let ((del-fld (wl-summary-get-delete-folder
2938                       (wl-summary-buffer-folder-name)))
2939             (start (point))
2940             (refiles (append moves dels))
2941             (refile-failures 0)
2942             (copy-failures 0)
2943             (copy-len (length copies))
2944             refile-len
2945             dst-msgs                    ; loop counter
2946             result)
2947         (message "Executing ...")
2948         (while dels
2949           (when (not (assq (car dels) wl-summary-buffer-refile-list))
2950             (wl-append wl-summary-buffer-refile-list
2951                        (list (cons (car dels) del-fld)))
2952             (setq wl-summary-buffer-delete-list
2953                   (delete (car dels) wl-summary-buffer-delete-list)))
2954           (setq dels (cdr dels)))
2955         ;; begin refile...
2956         (setq refile-len (length refiles))
2957         (setq dst-msgs
2958               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
2959         (goto-char start)               ; avoid moving cursor to
2960                                         ; the bottom line.
2961         (when (> refile-len elmo-display-progress-threshold)
2962           (elmo-progress-set 'elmo-folder-move-messages
2963                              refile-len "Moving messages..."))
2964         (while dst-msgs
2965           (setq result nil)
2966           (condition-case nil
2967               (setq result (elmo-folder-move-messages
2968                             wl-summary-buffer-elmo-folder
2969                             (cdr (car dst-msgs))
2970                             (if (eq 'null (car (car dst-msgs)))
2971                                 'null
2972                               (wl-folder-get-elmo-folder
2973                                (car (car dst-msgs))))
2974                             (wl-summary-buffer-msgdb)
2975                             (not (null (cdr dst-msgs)))
2976                             nil ; no-delete
2977                             nil ; same-number
2978                             t))
2979             (error nil))
2980           (if result                    ; succeeded.
2981               (progn
2982                 ;; update buffer.
2983                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
2984                 ;; update refile-alist.
2985                 (setq wl-summary-buffer-refile-list
2986                       (wl-delete-associations (cdr (car dst-msgs))
2987                                               wl-summary-buffer-refile-list)))
2988             (setq refile-failures
2989                   (+ refile-failures (length (cdr (car dst-msgs))))))
2990           (setq dst-msgs (cdr dst-msgs)))
2991         (elmo-progress-clear 'elmo-folder-move-messages)
2992         ;; end refile
2993         ;; begin cOpy...
2994         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
2995         (when (> copy-len elmo-display-progress-threshold)
2996           (elmo-progress-set 'elmo-folder-move-messages
2997                              copy-len "Copying messages..."))
2998         (while dst-msgs
2999           (setq result nil)
3000           (condition-case nil
3001               (setq result (elmo-folder-move-messages
3002                             wl-summary-buffer-elmo-folder
3003                             (cdr (car dst-msgs))
3004                             (wl-folder-get-elmo-folder
3005                              (car (car dst-msgs)))
3006                             (wl-summary-buffer-msgdb)
3007                             (not (null (cdr dst-msgs)))
3008                             t ; t is no-delete (copy)
3009                             nil ; same number
3010                             t))
3011             (error nil))
3012           (if result                    ; succeeded.
3013               (progn
3014                 ;; update buffer.
3015                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3016                 ;; update copy-alist
3017                 (setq wl-summary-buffer-copy-list
3018                       (wl-delete-associations (cdr (car dst-msgs))
3019                                               wl-summary-buffer-copy-list)))
3020             (setq copy-failures
3021                   (+ copy-failures (length (cdr (car dst-msgs))))))
3022           (setq dst-msgs (cdr dst-msgs)))
3023         ;; Hide progress bar.
3024         (elmo-progress-clear 'elmo-folder-move-messages)
3025         ;; end cOpy
3026         (wl-summary-folder-info-update)
3027         (wl-summary-set-message-modified)
3028         (run-hooks 'wl-summary-exec-hook)
3029         (unless (and wl-message-buffer
3030                      (eq (wl-summary-message-number)
3031                          (with-current-buffer wl-message-buffer
3032                            wl-message-buffer-cur-number)))
3033           (wl-summary-toggle-disp-msg 'off))
3034         (set-buffer-modified-p nil)
3035         (message (concat "Executing ... done"
3036                          (if (> refile-failures 0)
3037                              (format " (%d refiling failed)" refile-failures)
3038                            "")
3039                          (if (> copy-failures 0)
3040                              (format " (%d copying failed)" copy-failures)
3041                            "")
3042                          "."))))))
3043
3044 (defun wl-summary-read-folder (default &optional purpose ignore-error
3045                                 no-create init)
3046   (let ((fld (completing-read
3047               (format "Folder name %s(%s): " (or purpose "")
3048                       default)
3049               (or wl-folder-completion-function
3050                   (if (memq 'read-folder wl-use-folder-petname)
3051                       (wl-folder-get-entity-with-petname)
3052                     wl-folder-entity-hashtb))
3053               nil nil (or init wl-default-spec)
3054               'wl-read-folder-hist)))
3055     (if (or (string= fld wl-default-spec)
3056             (string= fld ""))
3057         (setq fld default))
3058     (setq fld (elmo-string (wl-folder-get-realname fld)))
3059     (if (string-match "\n" fld)
3060         (error "Not supported folder name: %s" fld))
3061     (unless no-create
3062       (if ignore-error
3063           (condition-case nil
3064               (wl-folder-confirm-existence
3065                (wl-folder-get-elmo-folder
3066                 fld))
3067             (error))
3068         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3069                                       fld))))
3070     fld))
3071
3072 (defun wl-summary-print-destination (msg-num folder)
3073   "Print refile destination on line."
3074   (wl-summary-remove-destination)
3075   (let ((inhibit-read-only t)
3076         (folder (copy-sequence folder))
3077         (buffer-read-only nil)
3078         len rs re c)
3079     (setq len (string-width folder))
3080     (if (< len 1) ()
3081       ;;(end-of-line)
3082       (beginning-of-line)
3083       (search-forward "\r")
3084       (forward-char -1)
3085       (setq re (point))
3086       (setq c 0)
3087       (while (< c len)
3088         (forward-char -1)
3089         (setq c (+ c (char-width (following-char)))))
3090       (and (> c len) (setq folder (concat " " folder)))
3091       (setq rs (point))
3092       (put-text-property rs re 'invisible t)
3093       (put-text-property rs re 'wl-summary-destination t)
3094       (goto-char re)
3095       (wl-highlight-refile-destination-string folder)
3096       (insert folder)
3097       (set-buffer-modified-p nil))))
3098
3099 (defsubst wl-summary-get-mark (number)
3100   "Return a temporal mark of message specified by NUMBER."
3101   (or (and (memq number wl-summary-buffer-delete-list) "D")
3102       (and (assq number wl-summary-buffer-copy-list) "O")
3103       (and (assq number wl-summary-buffer-refile-list) "o")
3104       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3105
3106 (defsubst wl-summary-reserve-temp-mark-p (mark)
3107   "Return t if temporal MARK should be reserved."
3108   (member mark wl-summary-reserve-mark-list))
3109
3110 (defun wl-summary-refile (&optional dst number)
3111   "Put refile mark on current line message.
3112 If optional argument DST is specified, put mark without asking
3113 destination folder.
3114 If optional argument NUMBER is specified, mark message specified by NUMBER.
3115
3116 If folder is read-only, message should be copied.
3117 See `wl-refile-policy-alist' for more details."
3118   (interactive)
3119   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3120                                          (wl-summary-buffer-folder-name))))
3121     (cond ((eq policy 'copy)
3122            (if (interactive-p)
3123                (call-interactively 'wl-summary-copy)
3124              (wl-summary-copy dst number)))
3125           (t
3126            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3127
3128 (defun wl-summary-copy (&optional dst number)
3129   "Put copy mark on current line message.
3130 If optional argument DST is specified, put mark without asking
3131 destination folder.
3132 If optional argument NUMBER is specified, mark message specified by NUMBER."
3133   (interactive)
3134   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3135
3136 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3137   (let* ((buffer-num (wl-summary-message-number))
3138          (msg-num (or number buffer-num))
3139          (msgid (and msg-num
3140                      (elmo-message-field wl-summary-buffer-elmo-folder
3141                                          msg-num 'message-id)))
3142          (entity (and msg-num
3143                       (elmo-msgdb-overview-get-entity
3144                        msg-num (wl-summary-buffer-msgdb))))
3145          (variable
3146           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3147          folder mark already tmp-folder)
3148     (catch 'done
3149       (when (null entity)
3150         ;; msgdb is empty?
3151         (if interactive
3152             (message "Cannot refile."))
3153         (throw 'done nil))
3154       (when (null msg-num)
3155         (if interactive
3156             (message "No message."))
3157         (throw 'done nil))
3158       (when (setq mark (wl-summary-get-mark msg-num))
3159         (when (wl-summary-reserve-temp-mark-p mark)
3160           (if interactive
3161               (error "Already marked as `%s'" mark))
3162           (throw 'done nil)))
3163       (setq folder (and msg-num
3164                         (or dst (wl-summary-read-folder
3165                                  (or (wl-refile-guess entity) wl-trash-folder)
3166                                  (format "for %s" copy-or-refile)))))
3167       ;; Cache folder hack by okada@opaopa.org
3168       (if (and (eq (elmo-folder-type-internal
3169                     (wl-folder-get-elmo-folder
3170                      (wl-folder-get-realname folder))) 'cache)
3171                (not (string= folder
3172                              (setq tmp-folder
3173                                    (concat "'cache/"
3174                                            (elmo-cache-get-path-subr
3175                                             (elmo-msgid-to-cache msgid)))))))
3176           (progn
3177             (setq folder tmp-folder)
3178             (message "Force refile to %s." folder)))
3179       (if (string= folder (wl-summary-buffer-folder-name))
3180           (error "Same folder"))
3181       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3182               (string= folder wl-queue-folder)
3183               (string= folder wl-draft-folder))
3184           (error "Don't %s messages to %s" copy-or-refile folder))
3185       ;; learn for refile.
3186       (if (eq copy-or-refile 'refile)
3187           (wl-refile-learn entity folder))
3188       (wl-summary-unmark msg-num)
3189       (set variable (append
3190                      (symbol-value variable)
3191                      (list (cons msg-num folder))))
3192       (when (or interactive
3193                 (eq number buffer-num))
3194         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3195                                   "o" "O"))
3196         ;; print refile destination
3197         (wl-summary-print-destination msg-num folder))
3198       (if interactive
3199           (if (eq wl-summary-move-direction-downward nil)
3200               (wl-summary-prev)
3201             (wl-summary-next)))
3202       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3203       (setq wl-summary-buffer-prev-refile-destination folder)
3204       msg-num)))
3205
3206 (defun wl-summary-refile-prev-destination ()
3207   "Refile message to previously refiled destination."
3208   (interactive)
3209   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3210                      (wl-summary-message-number))
3211   (if (eq wl-summary-move-direction-downward nil)
3212       (wl-summary-prev)
3213     (wl-summary-next)))
3214
3215 (defun wl-summary-copy-prev-destination ()
3216   "Refile message to previously refiled destination."
3217   (interactive)
3218   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3219                    (wl-summary-message-number))
3220   (if (eq wl-summary-move-direction-downward nil)
3221       (wl-summary-prev)
3222     (wl-summary-next)))
3223
3224 (defsubst wl-summary-no-auto-refile-message-p (msg)
3225   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3226           wl-summary-auto-refile-skip-marks))
3227
3228 (defun wl-summary-auto-refile (&optional open-all)
3229   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3230   (interactive "P")
3231   (message "Marking...")
3232   (save-excursion
3233     (if (and (eq wl-summary-buffer-view 'thread)
3234              open-all)
3235         (wl-thread-open-all))
3236     (let* ((spec (wl-summary-buffer-folder-name))
3237            checked-dsts
3238            (count 0)
3239            number dst thr-entity)
3240       (goto-line 1)
3241       (while (not (eobp))
3242         (setq number (wl-summary-message-number))
3243         (dolist (number (cons number
3244                               (and (eq wl-summary-buffer-view 'thread)
3245                                    ;; process invisible children.
3246                                    (not (wl-thread-entity-get-opened
3247                                          (setq thr-entity
3248                                                (wl-thread-get-entity number))))
3249                                    (wl-thread-entity-get-descendant
3250                                     thr-entity))))
3251           (when (and (not (wl-summary-no-auto-refile-message-p
3252                            number))
3253                      (setq dst
3254                            (wl-folder-get-realname
3255                             (wl-refile-guess-by-rule
3256                              (elmo-msgdb-overview-get-entity
3257                               number (wl-summary-buffer-msgdb)))))
3258                      (not (equal dst spec))
3259                      (let ((pair (assoc dst checked-dsts))
3260                            ret)
3261                        (if pair
3262                            (cdr pair)
3263                          (setq ret
3264                                (condition-case nil
3265                                    (progn
3266                                      (wl-folder-confirm-existence
3267                                       (wl-folder-get-elmo-folder dst))
3268                                      t)
3269                                  (error)))
3270                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3271                          ret)))
3272             (if (wl-summary-refile dst number)
3273                 (incf count))
3274             (message "Marking...%d message(s)." count)))
3275         (forward-line))
3276       (if (eq count 0)
3277           (message "No message was marked.")
3278         (message "Marked %d message(s)." count)))))
3279
3280 (defun wl-summary-unmark (&optional number)
3281   "Unmark marks (temporary, refile, copy, delete)of current line.
3282 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3283   (interactive)
3284   (save-excursion
3285     (beginning-of-line)
3286     (let ((inhibit-read-only t)
3287           (buffer-read-only nil)
3288           visible
3289           msg-num
3290           cur-mark
3291           score-mark)
3292       (if number
3293           (setq visible (wl-summary-jump-to-msg number))
3294         (setq visible t))
3295       ;; Delete mark on buffer.
3296       (when visible
3297         (setq cur-mark (wl-summary-temp-mark))
3298         (if (string= cur-mark " ")
3299             ()
3300           (delete-backward-char 1)
3301           (or number
3302               (setq number (wl-summary-message-number)))
3303           (if (setq score-mark (wl-summary-get-score-mark number))
3304               (insert score-mark)
3305             (insert " ")))
3306         (if (or (string= cur-mark "o")
3307                 (string= cur-mark "O"))
3308             (wl-summary-remove-destination))
3309         (if wl-summary-highlight
3310             (wl-highlight-summary-current-line nil nil score-mark))
3311         (set-buffer-modified-p nil))
3312       ;; Remove from temporal mark structure.
3313       (and number
3314            (wl-summary-delete-mark number)))))
3315
3316 (defun wl-summary-msg-marked-as-target (msg)
3317   (if (memq msg wl-summary-buffer-target-mark-list)
3318       t))
3319
3320 (defun wl-summary-msg-marked-as-copied (msg)
3321   (assq msg wl-summary-buffer-copy-list))
3322
3323 (defun wl-summary-msg-marked-as-deleted (msg)
3324   (if (memq msg wl-summary-buffer-delete-list)
3325       t))
3326
3327 (defun wl-summary-msg-marked-as-refiled (msg)
3328   (assq msg wl-summary-buffer-refile-list))
3329
3330 (defun wl-summary-target-mark (&optional number)
3331   "Put target mark '*' on current message.
3332 If optional argument NUMBER is specified, mark message specified by NUMBER."
3333   (interactive)
3334   (let* ((buffer-num (wl-summary-message-number))
3335          (msg-num (or number buffer-num))
3336          mark)
3337     (catch 'done
3338       (when (null msg-num)
3339         (if (interactive-p)
3340             (message "No message."))
3341         (throw 'done nil))
3342       (when (setq mark (wl-summary-get-mark msg-num))
3343         (when (wl-summary-reserve-temp-mark-p mark)
3344           (if (interactive-p)
3345               (error "Already marked as `%s'" mark))
3346           (throw 'done nil))
3347         (wl-summary-unmark msg-num))
3348       (if (or (interactive-p)
3349               (eq number buffer-num))
3350           (wl-summary-mark-line "*"))
3351       (setq wl-summary-buffer-target-mark-list
3352             (cons msg-num wl-summary-buffer-target-mark-list))
3353       (if (interactive-p)
3354           (if (eq wl-summary-move-direction-downward nil)
3355               (wl-summary-prev)
3356             (wl-summary-next)))
3357       msg-num)))
3358
3359
3360 (defun wl-summary-refile-region (beg end)
3361   "Put refile mark on messages in the region specified by BEG and END."
3362   (interactive "r")
3363   (wl-summary-refile-region-subr "refile" beg end))
3364
3365 (defun wl-summary-copy-region (beg end)
3366   "Put copy mark on messages in the region specified by BEG and END."
3367   (interactive "r")
3368   (wl-summary-refile-region-subr "copy" beg end))
3369
3370 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3371   (save-excursion
3372     (save-restriction
3373       (goto-char beg)
3374       ;; guess by first msg
3375       (let* ((msgid (cdr (assq (wl-summary-message-number)
3376                                (elmo-msgdb-get-number-alist
3377                                 (wl-summary-buffer-msgdb)))))
3378              (function (intern (format "wl-summary-%s" copy-or-refile)))
3379              (entity (assoc msgid (elmo-msgdb-get-overview
3380                                    (wl-summary-buffer-msgdb))))
3381              folder)
3382         (if entity
3383             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3384                                                  (format "for %s"
3385                                                          copy-or-refile))))
3386         (narrow-to-region beg end)
3387         (if (eq wl-summary-buffer-view 'thread)
3388             (progn
3389               (while (not (eobp))
3390                 (let* ((number (wl-summary-message-number))
3391                        (entity (wl-thread-get-entity number))
3392                        children)
3393                   (if (wl-thread-entity-get-opened entity)
3394                       ;; opened...refile line.
3395                       (funcall function folder number)
3396                     ;; closed
3397                     (setq children (wl-thread-get-children-msgs number))
3398                     (while children
3399                       (funcall function folder (pop children))))
3400                   (forward-line 1))))
3401           (while (not (eobp))
3402             (funcall function folder (wl-summary-message-number))
3403             (forward-line 1)))))))
3404
3405 (defun wl-summary-unmark-region (beg end)
3406   (interactive "r")
3407   (save-excursion
3408     (save-restriction
3409       (narrow-to-region beg end)
3410       (goto-char (point-min))
3411       (if (eq wl-summary-buffer-view 'thread)
3412           (progn
3413             (while (not (eobp))
3414               (let* ((number (wl-summary-message-number))
3415                      (entity (wl-thread-get-entity number)))
3416                 (if (wl-thread-entity-get-opened entity)
3417                     ;; opened...unmark line.
3418                     (wl-summary-unmark)
3419                   ;; closed
3420                   (wl-summary-delete-marks-on-buffer
3421                    (wl-thread-get-children-msgs number))))
3422               (forward-line 1)))
3423         (while (not (eobp))
3424           (wl-summary-unmark)
3425           (forward-line 1))))))
3426
3427 (defun wl-summary-mark-region-subr (function beg end)
3428   (save-excursion
3429     (save-restriction
3430       (narrow-to-region beg end)
3431       (goto-char (point-min))
3432       (if (eq wl-summary-buffer-view 'thread)
3433           (progn
3434             (while (not (eobp))
3435               (let* ((number (wl-summary-message-number))
3436                      (entity (wl-thread-get-entity number))
3437                      (wl-summary-move-direction-downward t)
3438                      children)
3439                 (if (wl-thread-entity-get-opened entity)
3440                     ;; opened...delete line.
3441                     (funcall function number)
3442                   ;; closed
3443                   (setq children (wl-thread-get-children-msgs number))
3444                   (while children
3445                     (funcall function (pop children))))
3446                 (forward-line 1))))
3447         (while (not (eobp))
3448           (funcall function (wl-summary-message-number))
3449           (forward-line 1))))))
3450
3451 (defun wl-summary-delete-region (beg end)
3452   (interactive "r")
3453   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3454
3455 (defun wl-summary-target-mark-region (beg end)
3456   (interactive "r")
3457   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3458
3459 (defun wl-summary-target-mark-all ()
3460   (interactive)
3461   (wl-summary-target-mark-region (point-min) (point-max))
3462   (setq wl-summary-buffer-target-mark-list
3463         (mapcar 'car
3464                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3465
3466 (defun wl-summary-delete-all-mark (mark)
3467   (goto-char (point-min))
3468   (while (not (eobp))
3469     (when (string= (wl-summary-temp-mark) mark)
3470       (wl-summary-unmark))
3471     (forward-line 1))
3472   (cond ((string= mark "*")
3473          (setq wl-summary-buffer-target-mark-list nil))
3474         ((string= mark "D")
3475          (setq wl-summary-buffer-delete-list nil))
3476         ((string= mark "O")
3477          (setq wl-summary-buffer-copy-list nil))
3478         ((string= mark "o")
3479          (setq wl-summary-buffer-refile-list nil))))
3480
3481 (defun wl-summary-unmark-all ()
3482   "Unmark all according to what you input."
3483   (interactive)
3484   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3485         cur-mark)
3486     (save-excursion
3487       (while unmarks
3488         (setq cur-mark (char-to-string (car unmarks)))
3489         (wl-summary-delete-all-mark cur-mark)
3490         (setq unmarks (cdr unmarks))))))
3491
3492 (defun wl-summary-target-mark-thread ()
3493   (interactive)
3494   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3495
3496 (defun wl-summary-target-mark-msgs (msgs)
3497   "Return the number of marked messages."
3498   (let ((i 0) num)
3499     (while msgs
3500       (if (eq wl-summary-buffer-view 'thread)
3501           (wl-thread-jump-to-msg (car msgs))
3502         (wl-summary-jump-to-msg (car msgs)))
3503       (setq num (wl-summary-message-number))
3504       (when (eq num (car msgs))
3505         (wl-summary-target-mark num)
3506         (setq i (1+ i)))
3507       (setq msgs (cdr msgs)))
3508     i))
3509
3510 (defun wl-summary-pick (&optional from-list delete-marks)
3511   (interactive)
3512   (save-excursion
3513     (let* ((condition (car (elmo-parse-search-condition
3514                             (elmo-read-search-condition
3515                              wl-summary-pick-field-default))))
3516            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3517                                        condition
3518                                        from-list))
3519            num)
3520       (if delete-marks
3521           (let ((mlist wl-summary-buffer-target-mark-list))
3522             (while mlist
3523               (when (wl-summary-jump-to-msg (car mlist))
3524                 (wl-summary-unmark))
3525               (setq mlist (cdr mlist)))
3526             (setq wl-summary-buffer-target-mark-list nil)))
3527       (if (and result
3528                (setq num (wl-summary-target-mark-msgs result))
3529                (> num 0))
3530           (if (= num (length result))
3531               (message "%d message(s) are picked." num)
3532             (message "%d(%d) message(s) are picked." num
3533                      (- (length result) num)))
3534         (message "No message was picked.")))))
3535
3536 (defun wl-summary-unvirtual ()
3537   "Exit from current virtual folder."
3538   (interactive)
3539   (if (eq 'filter
3540           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3541       (wl-summary-goto-folder-subr
3542        (elmo-folder-name-internal
3543         (elmo-filter-folder-target-internal
3544          wl-summary-buffer-elmo-folder))
3545        'update nil nil t)
3546     (error "This folder is not filtered")))
3547
3548 (defun wl-summary-virtual (&optional arg)
3549   "Goto virtual folder.
3550 If ARG, exit virtual folder."
3551   (interactive "P")
3552   (if arg
3553       (wl-summary-unvirtual)
3554     (wl-summary-goto-folder-subr (concat "/"
3555                                          (elmo-read-search-condition
3556                                           wl-summary-pick-field-default)
3557                                          "/"
3558                                          (wl-summary-buffer-folder-name))
3559                                  'update nil nil t)))
3560
3561 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3562   "Erase all temp marks from buffer."
3563   (interactive)
3564   (when (or wl-summary-buffer-target-mark-list
3565             wl-summary-buffer-delete-list
3566             wl-summary-buffer-refile-list
3567             wl-summary-buffer-copy-list)
3568     (save-excursion
3569       (goto-char (point-min))
3570       (unless no-msg
3571         (message "Unmarking..."))
3572       (while (not (eobp))
3573         (wl-summary-unmark)
3574         (forward-line 1))
3575       (unless no-msg
3576         (message "Unmarking...done"))
3577       (setq wl-summary-buffer-target-mark-list nil)
3578       (setq wl-summary-buffer-delete-list nil)
3579       (setq wl-summary-buffer-refile-list nil)
3580       (setq wl-summary-buffer-copy-list nil))))
3581
3582 (defun wl-summary-delete-mark (number)
3583   "Delete temporary mark of the message specified by NUMBER."
3584   (cond
3585    ((memq number wl-summary-buffer-target-mark-list)
3586     (setq wl-summary-buffer-target-mark-list
3587           (delq number wl-summary-buffer-target-mark-list)))
3588    ((memq number wl-summary-buffer-delete-list)
3589     (setq wl-summary-buffer-delete-list
3590           (delq number wl-summary-buffer-delete-list)))
3591    (t
3592     (let (pair)
3593       (cond
3594        ((setq pair (assq number wl-summary-buffer-copy-list))
3595         (setq wl-summary-buffer-copy-list
3596               (delq pair wl-summary-buffer-copy-list)))
3597        ((setq pair (assq number wl-summary-buffer-refile-list))
3598         (setq wl-summary-buffer-refile-list
3599               (delq pair wl-summary-buffer-refile-list))))))))
3600
3601 (defsubst wl-summary-temp-mark ()
3602   "Move to the temp-mark column and return mark string."
3603   (move-to-column wl-summary-buffer-temp-mark-column)
3604   (buffer-substring (- (point) 1) (point)))
3605
3606 (defsubst wl-summary-persistent-mark ()
3607   "Move to the persistent-mark column and return mark string."
3608   (move-to-column wl-summary-buffer-persistent-mark-column)
3609   (buffer-substring (- (point) 1) (point)))
3610
3611 (defun wl-summary-mark-line (mark)
3612   "Put MARK on current line.  Return message number."
3613   (save-excursion
3614     (beginning-of-line)
3615     (let ((inhibit-read-only t)
3616           (buffer-read-only nil))
3617       (wl-summary-temp-mark) ; mark
3618       (delete-backward-char 1)
3619       (insert mark)
3620       (if wl-summary-highlight
3621           (wl-highlight-summary-current-line nil nil t))
3622       (set-buffer-modified-p nil))))
3623
3624 (defun wl-summary-target-mark-delete ()
3625   (interactive)
3626   (save-excursion
3627     (goto-char (point-min))
3628     (let (number mlist)
3629       (while (not (eobp))
3630         (when (string= (wl-summary-temp-mark) "*")
3631           (let (wl-summary-buffer-disp-msg)
3632             (when (setq number (wl-summary-message-number))
3633               (wl-summary-delete number)
3634               (setq wl-summary-buffer-target-mark-list
3635                     (delq number wl-summary-buffer-target-mark-list)))))
3636         (forward-line 1))
3637       (setq mlist wl-summary-buffer-target-mark-list)
3638       (while mlist
3639         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3640         (setq wl-summary-buffer-target-mark-list
3641               (delq (car mlist) wl-summary-buffer-target-mark-list))
3642         (setq mlist (cdr mlist))))))
3643
3644 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3645   (interactive "P")
3646   (save-excursion
3647     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3648            (inhibit-read-only t)
3649            (buffer-read-only nil)
3650            (count 0)
3651            (length (length mlist))
3652            (pos (point))
3653            skipped
3654            new-mark)
3655       (while mlist
3656         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3657         (if new-mark
3658             (progn
3659               (message "Prefetching... %d/%d message(s)"
3660                        (setq count (+ 1 count)) length)
3661               (when (wl-summary-jump-to-msg (car mlist))
3662                 (wl-summary-unmark)
3663                 (when new-mark
3664                   (wl-summary-persistent-mark) ; move
3665                   (delete-backward-char 1)
3666                   (insert new-mark)
3667                   (if wl-summary-highlight
3668                       (wl-highlight-summary-current-line))
3669                   (save-excursion
3670                     (goto-char pos)
3671                     (sit-for 0)))))
3672           (setq skipped (cons (car mlist) skipped)))
3673         (setq mlist (cdr mlist)))
3674       (setq wl-summary-buffer-target-mark-list skipped)
3675       (message "Prefetching... %d/%d message(s)." count length)
3676       (set-buffer-modified-p nil))))
3677
3678 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3679   (let ((variable
3680          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3681         (function
3682          (intern (format "wl-summary-%s" copy-or-refile)))
3683         (numlist wl-summary-buffer-number-list)
3684         regexp number msgid entity folder mlist)
3685     (save-excursion
3686       ;; guess by first mark
3687       (while numlist
3688         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3689             (setq number (car numlist)
3690                   numlist nil))
3691         (setq numlist (cdr numlist)))
3692       (when number
3693         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3694                                         number 'message-id)
3695               entity (elmo-msgdb-overview-get-entity
3696                       number (wl-summary-buffer-msgdb)))
3697         (if (null entity)
3698             (error "Cannot %s" copy-or-refile))
3699         (setq folder (wl-summary-read-folder
3700                       (wl-refile-guess entity)
3701                       (format "for %s" copy-or-refile)))
3702         (goto-char (point-min))
3703         (while (not (eobp))
3704           (when (string= (wl-summary-temp-mark) "*")
3705             (let (wl-summary-buffer-disp-msg)
3706               (when (setq number (wl-summary-message-number))
3707                 (funcall function folder number)
3708                 (setq wl-summary-buffer-target-mark-list
3709                       (delq number wl-summary-buffer-target-mark-list)))))
3710           (forward-line 1))
3711         ;; process invisible messages.
3712         (setq mlist wl-summary-buffer-target-mark-list)
3713         (while mlist
3714           (set variable
3715                (append (symbol-value variable)
3716                        (list (cons (car mlist) folder))))
3717           (setq wl-summary-buffer-target-mark-list
3718                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3719           (setq mlist (cdr mlist)))))))
3720
3721 (defun wl-summary-next-buffer ()
3722   "Switch to next summary buffer."
3723   (interactive)
3724   (let ((buffers (sort (wl-collect-summary)
3725                        (lambda (buffer1 buffer2)
3726                          (string-lessp (buffer-name buffer1)
3727                                        (buffer-name buffer2))))))
3728     (switch-to-buffer
3729      (or (cadr (memq (current-buffer) buffers))
3730          (car buffers)))))
3731
3732 (defun wl-summary-previous-buffer ()
3733   "Switch to previous summary buffer."
3734   (interactive)
3735   (let ((buffers (sort (wl-collect-summary)
3736                        (lambda (buffer1 buffer2)
3737                          (not (string-lessp (buffer-name buffer1)
3738                                             (buffer-name buffer2)))))))
3739     (switch-to-buffer
3740      (or (cadr (memq (current-buffer) buffers))
3741          (car buffers)))))
3742
3743 (defun wl-summary-target-mark-copy ()
3744   (interactive)
3745   (wl-summary-target-mark-refile-subr "copy"))
3746
3747 (defun wl-summary-target-mark-refile ()
3748   (interactive)
3749   (wl-summary-target-mark-refile-subr "refile"))
3750
3751 (defun wl-summary-target-mark-mark-as-read ()
3752   (interactive)
3753   (save-excursion
3754     (goto-char (point-min))
3755     (let ((inhibit-read-only t)
3756           (buffer-read-only nil)
3757           wl-summary-buffer-disp-msg
3758           number mlist)
3759       (while (not (eobp))
3760         (when (string= (wl-summary-temp-mark) "*")
3761           ;; delete target-mark from buffer.
3762           (delete-backward-char 1)
3763           (insert " ")
3764           (setq number (wl-summary-message-number))
3765           (wl-summary-mark-as-read number)
3766           (if wl-summary-highlight
3767               (wl-highlight-summary-current-line))
3768           (if number
3769               (setq wl-summary-buffer-target-mark-list
3770                     (delq number wl-summary-buffer-target-mark-list))))
3771         (forward-line 1))
3772       (setq mlist wl-summary-buffer-target-mark-list)
3773       (while mlist
3774         (wl-summary-mark-as-read (car mlist))
3775         (setq wl-summary-buffer-target-mark-list
3776               (delq (car mlist) wl-summary-buffer-target-mark-list))
3777         (setq mlist (cdr mlist)))
3778       (wl-summary-count-unread)
3779       (wl-summary-update-modeline))))
3780
3781 (defun wl-summary-target-mark-mark-as-unread ()
3782   (interactive)
3783   (save-excursion
3784     (goto-char (point-min))
3785     (let ((inhibit-read-only t)
3786           (buffer-read-only nil)
3787           wl-summary-buffer-disp-msg
3788           number mlist)
3789       (while (not (eobp))
3790         (when (string= (wl-summary-temp-mark) "*")
3791           (delete-backward-char 1)
3792           (insert " ")
3793           (setq number (wl-summary-mark-as-unread))
3794           (if wl-summary-highlight
3795               (wl-highlight-summary-current-line))
3796           (if number
3797               (setq wl-summary-buffer-target-mark-list
3798                     (delq number wl-summary-buffer-target-mark-list))))
3799         (forward-line 1))
3800       (setq mlist wl-summary-buffer-target-mark-list)
3801       (while mlist
3802         (wl-summary-mark-as-unread (car mlist))
3803 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
3804         (setq wl-summary-buffer-target-mark-list
3805               (delq (car mlist) wl-summary-buffer-target-mark-list))
3806         (setq mlist (cdr mlist)))
3807       (wl-summary-count-unread)
3808       (wl-summary-update-modeline))))
3809
3810 (defun wl-summary-target-mark-mark-as-important ()
3811   (interactive)
3812   (save-excursion
3813     (goto-char (point-min))
3814     (let ((inhibit-read-only t)
3815           (buffer-read-only nil)
3816           wl-summary-buffer-disp-msg
3817           number mlist)
3818       (while (not (eobp))
3819         (when (string= (wl-summary-temp-mark) "*")
3820           ;; delete target-mark from buffer.
3821           (delete-backward-char 1)
3822           (insert " ")
3823           (setq number (wl-summary-mark-as-important))
3824           (if wl-summary-highlight
3825               (wl-highlight-summary-current-line))
3826           (if number
3827               (setq wl-summary-buffer-target-mark-list
3828                     (delq number wl-summary-buffer-target-mark-list))))
3829         (forward-line 1))
3830       (setq mlist wl-summary-buffer-target-mark-list)
3831       (while mlist
3832         (wl-summary-mark-as-important (car mlist))
3833         (wl-thread-msg-mark-as-important (car mlist))
3834         (setq wl-summary-buffer-target-mark-list
3835               (delq (car mlist) wl-summary-buffer-target-mark-list))
3836         (setq mlist (cdr mlist)))
3837       (wl-summary-count-unread)
3838       (wl-summary-update-modeline))))
3839
3840 (defun wl-summary-target-mark-save ()
3841   (interactive)
3842   (let ((wl-save-dir
3843          (wl-read-directory-name "Save to directory: "
3844                                  wl-temporary-file-directory))
3845         number)
3846     (if (null (file-exists-p wl-save-dir))
3847         (make-directory wl-save-dir))
3848     (while (setq number (car wl-summary-buffer-target-mark-list))
3849       (wl-thread-jump-to-msg number)
3850       (wl-summary-save t wl-save-dir)
3851       (wl-summary-unmark number))))
3852
3853 (defun wl-summary-target-mark-pick ()
3854   (interactive)
3855   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3856
3857 (defun wl-summary-mark-as-read (&optional number
3858                                           no-folder-mark
3859                                           no-modeline-update)
3860   (interactive)
3861   (save-excursion
3862     (let ((buffer-read-only nil)
3863           (folder wl-summary-buffer-elmo-folder)
3864           (msgdb (wl-summary-buffer-msgdb))
3865           (case-fold-search nil)
3866           mark visible new-mark)
3867       (setq visible (if number
3868                         (wl-summary-jump-to-msg number)
3869                       ;; interactive
3870                       t)
3871             number (or number (wl-summary-message-number))
3872             mark (elmo-message-mark folder number))
3873       (when (member mark (elmo-msgdb-unread-marks))
3874         ;; folder mark.
3875         (elmo-folder-mark-as-read folder (list number) no-folder-mark))
3876       (setq new-mark (elmo-message-mark folder number))
3877       (unless no-modeline-update
3878         ;; Update unread numbers.
3879         ;; should elmo-folder-mark-as-read return unread numbers?
3880         (wl-summary-count-unread)
3881         (wl-summary-update-modeline)
3882         (wl-folder-update-unread
3883          (wl-summary-buffer-folder-name)
3884          (+ wl-summary-buffer-unread-count
3885             wl-summary-buffer-new-count)))
3886       ;; set mark on buffer
3887       (when visible
3888         (unless (string= (wl-summary-persistent-mark) new-mark)
3889           (delete-backward-char 1)
3890           (insert (or new-mark " ")))
3891         (if (and visible wl-summary-highlight)
3892             (wl-highlight-summary-current-line nil nil t))
3893         (set-buffer-modified-p nil))
3894       (if (member mark (elmo-msgdb-unread-marks))
3895           (run-hooks 'wl-summary-unread-message-hook))
3896       number ;return value
3897       )))
3898
3899 (defun wl-summary-mark-as-important (&optional number
3900                                                mark
3901                                                no-server-update)
3902   (interactive)
3903   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
3904           'internal)
3905       (error "Cannot process mark in this folder"))
3906   (save-excursion
3907     (let* (eol
3908           (inhibit-read-only t)
3909           (buffer-read-only nil)
3910           (folder wl-summary-buffer-elmo-folder)
3911           (msgdb (wl-summary-buffer-msgdb))
3912           (number-alist (elmo-msgdb-get-number-alist msgdb))
3913           message-id visible cur-mark)
3914       (if number
3915           (progn
3916             (setq visible (wl-summary-jump-to-msg number))
3917             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
3918         (setq visible t))
3919       (when visible
3920         (if (null (setq number (wl-summary-message-number)))
3921             (progn
3922               (message "No message.")
3923               (setq visible nil))
3924           (end-of-line)
3925           (setq eol (point))
3926           (wl-summary-goto-previous-message-beginning)))
3927       (if (or (and (not visible)
3928                    ;; already exists in msgdb.
3929                    (elmo-msgdb-overview-get-entity number msgdb))
3930               (setq cur-mark (wl-summary-persistent-mark)))
3931           (progn
3932             (setq number (or number (wl-summary-message-number)))
3933             (setq mark (or mark cur-mark))
3934             (setq message-id (elmo-message-field
3935                               wl-summary-buffer-elmo-folder
3936                               number
3937                               'message-id))
3938             (if (string= mark elmo-msgdb-important-mark)
3939                 (progn
3940                   ;; server side mark
3941                   (save-match-data
3942                     (unless no-server-update
3943                       (elmo-folder-unmark-important folder (list number))
3944                       (elmo-msgdb-global-mark-delete message-id))
3945                     ;; Remove cache if local folder.
3946                     (if (and (elmo-folder-local-p folder)
3947                              (not (eq 'mark
3948                                       (elmo-folder-type-internal folder))))
3949                         (elmo-file-cache-delete
3950                          (elmo-file-cache-get-path message-id))))
3951                   (when visible
3952                     (delete-backward-char 1)
3953                     (insert " "))
3954                   (elmo-msgdb-set-mark msgdb number nil))
3955               ;; server side mark
3956               (save-match-data
3957                 (unless no-server-update
3958                   (elmo-folder-mark-as-important folder (list number))))
3959               (when visible
3960                 (delete-backward-char 1)
3961                 (insert elmo-msgdb-important-mark))
3962               (elmo-msgdb-set-mark msgdb number
3963                                    elmo-msgdb-important-mark)
3964               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
3965                   (elmo-folder-mark-as-read folder (list number))
3966                 ;; Force cache message.
3967                 (elmo-message-encache folder number 'read))
3968               (unless no-server-update
3969                 (elmo-msgdb-global-mark-set message-id
3970                                             elmo-msgdb-important-mark)))))
3971       (if (and visible wl-summary-highlight)
3972           (wl-highlight-summary-current-line nil nil t))))
3973   (set-buffer-modified-p nil)
3974   number)
3975
3976 ;;; Summary line.
3977 (defvar wl-summary-line-formatter nil)
3978
3979 (defun wl-summary-view-old-p ()
3980   "Return non-nil when summary view cache has old format."
3981   (save-excursion
3982     (goto-char (point-min))
3983     (and wl-summary-buffer-number-list
3984          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
3985
3986 (defun wl-summary-line-format-changed-p ()
3987   "Return non-nil when summary line format is changed."
3988   (not (string=
3989         wl-summary-buffer-line-format
3990         (or (elmo-object-load (expand-file-name
3991                                wl-summary-line-format-file
3992                                (elmo-folder-msgdb-path
3993                                 wl-summary-buffer-elmo-folder))
3994                               wl-summary-buffer-mime-charset)
3995             wl-summary-buffer-line-format))))
3996
3997 (defun wl-summary-line-format-save ()
3998   "Save current summary line format."
3999   (elmo-object-save
4000    (expand-file-name wl-summary-line-format-file
4001                      (elmo-folder-msgdb-path
4002                       wl-summary-buffer-elmo-folder))
4003    wl-summary-buffer-line-format
4004    wl-summary-buffer-mime-charset))
4005
4006 (defun wl-summary-line-number ()
4007   (wl-set-string-width
4008    (- wl-summary-buffer-number-column)
4009    (number-to-string
4010     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4011
4012 (defun wl-summary-line-year ()
4013   (aref wl-datevec 0))
4014 (defun wl-summary-line-month ()
4015   (format "%02d" (aref wl-datevec 1)))
4016 (defun wl-summary-line-day ()
4017   (format "%02d" (aref wl-datevec 2)))
4018 (defun wl-summary-line-day-of-week ()
4019   (condition-case nil
4020       (elmo-date-get-week (aref wl-datevec 0)
4021                           (aref wl-datevec 1)
4022                           (aref wl-datevec 2))
4023     (error "??")))
4024 (defun wl-summary-line-hour ()
4025   (format "%02d" (aref wl-datevec 3)))
4026 (defun wl-summary-line-minute ()
4027   (format "%02d" (aref wl-datevec 4)))
4028
4029 (defun wl-summary-line-size ()
4030   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4031     (if size
4032         (cond
4033          ((<= 1 (/ size 1048576))
4034           (format "%.0fM" (/ size 1048576.0)))
4035          ((<= 1 (/ size 1024))
4036           (format "%.0fK" (/ size 1024.0)))
4037          (t (format "%dB" size)))
4038       "")))
4039
4040 (defvar wl-summary-line-subject-minimum-length nil)
4041 (defun wl-summary-line-subject ()
4042   (let (no-parent subject parent-raw-subject parent-subject)
4043     (if (string= wl-thr-indent-string "")
4044         (setq no-parent t)) ; no parent
4045     (setq subject
4046           (elmo-delete-char ?\n
4047                             (or (elmo-msgdb-overview-entity-get-subject
4048                                  wl-message-entity)
4049                                 wl-summary-no-subject-message)))
4050     (setq parent-raw-subject
4051           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4052     (setq parent-subject
4053           (if parent-raw-subject
4054               (elmo-delete-char ?\n parent-raw-subject)))
4055     (setq subject
4056           (if (or no-parent
4057                   (null parent-subject)
4058                   (not (wl-summary-subject-equal
4059                         subject parent-subject)))
4060               (funcall wl-summary-subject-function subject)
4061             ""))
4062     (when (and wl-summary-line-subject-minimum-length
4063                (< (string-width subject)
4064                   wl-summary-line-subject-minimum-length))
4065       (while (< (string-width subject)
4066                 wl-summary-line-subject-minimum-length)
4067         (setq subject (concat subject " "))))
4068     (if (and (not wl-summary-width)
4069              wl-summary-subject-length-limit)
4070         (truncate-string subject
4071                          wl-summary-subject-length-limit)
4072       subject)))
4073
4074 (defun wl-summary-line-from ()
4075   (elmo-delete-char ?\n
4076                     (funcall wl-summary-from-function
4077                              (elmo-msgdb-overview-entity-get-from
4078                               wl-message-entity))))
4079
4080 (defun wl-summary-line-list-info ()
4081   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4082     (if (car list-info)
4083         (format (if (cdr list-info) "(%s %05d)" "(%s)")
4084                 (car list-info) (cdr list-info))
4085       "")))
4086
4087 (defun wl-summary-line-list-count ()
4088   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4089     (if ml-count
4090         (format "%.0f" ml-count)
4091       "")))
4092
4093 (defun wl-summary-line-attached ()
4094   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4095                        wl-message-entity "content-type"))
4096         (case-fold-search t))
4097     (if (and content-type
4098              (string-match "multipart/mixed" content-type))
4099         "@"
4100       "")))
4101
4102 (defun wl-summary-create-line (wl-message-entity
4103                                wl-parent-message-entity
4104                                wl-temp-mark
4105                                wl-persistent-mark
4106                                &optional
4107                                wl-thr-children-number
4108                                wl-thr-indent-string
4109                                wl-thr-linked)
4110   "Create a summary line."
4111   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4112         (elmo-mime-charset wl-summary-buffer-mime-charset)
4113         (elmo-lang wl-summary-buffer-weekday-name-lang)
4114         (wl-datevec (or (ignore-errors (timezone-fix-time
4115                                         (elmo-msgdb-overview-entity-get-date
4116                                          wl-message-entity)
4117                                         nil
4118                                         wl-summary-fix-timezone))
4119                         (make-vector 5 0)))
4120         (entity wl-message-entity) ; backward compatibility.
4121         line mark)
4122     (if (and wl-thr-indent-string
4123              wl-summary-indent-length-limit
4124              (< wl-summary-indent-length-limit
4125                 (string-width wl-thr-indent-string)))
4126         (setq wl-thr-indent-string (wl-set-string-width
4127                                     wl-summary-indent-length-limit
4128                                     wl-thr-indent-string)))
4129     (setq line (funcall wl-summary-buffer-line-formatter))
4130     (if wl-summary-width (setq line
4131                                (wl-set-string-width
4132                                 (- wl-summary-width 1) line nil
4133                                 'ignore-invalid)))
4134     (setq line (concat line
4135                        "\r"
4136                        (number-to-string
4137                         (elmo-msgdb-overview-entity-get-number
4138                          wl-message-entity))))
4139     (if wl-summary-highlight
4140         (wl-highlight-summary-line-string line
4141                                           wl-persistent-mark
4142                                           wl-temp-mark
4143                                           wl-thr-indent-string))
4144     line))
4145
4146 (defsubst wl-summary-proc-wday (wday-str year month mday)
4147   (save-match-data
4148     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4149         (wl-match-string 1 wday-str)
4150       (elmo-date-get-week year month mday))))
4151
4152 (defvar wl-summary-move-spec-plugged-alist
4153   (` ((new . ((t . nil)
4154               (p . (, elmo-msgdb-new-mark))
4155               (p . (, (wl-regexp-opt
4156                        (list elmo-msgdb-unread-uncached-mark
4157                              elmo-msgdb-unread-cached-mark))))
4158               (p . (, (regexp-quote elmo-msgdb-important-mark)))))
4159       (unread . ((t . nil)
4160                  (p . (, (wl-regexp-opt
4161                           (list elmo-msgdb-new-mark
4162                                 elmo-msgdb-unread-uncached-mark
4163                                 elmo-msgdb-unread-cached-mark))))
4164                  (p . (, (regexp-quote elmo-msgdb-important-mark))))))))
4165
4166 (defvar wl-summary-move-spec-unplugged-alist
4167   (` ((new . ((t . nil)
4168               (p . (, elmo-msgdb-unread-cached-mark))
4169               (p . (, (regexp-quote elmo-msgdb-important-mark)))))
4170       (unread . ((t . nil)
4171                  (p . (, elmo-msgdb-unread-cached-mark))
4172                  (p . (, (regexp-quote elmo-msgdb-important-mark))))))))
4173
4174 (defsubst wl-summary-next-message (num direction hereto)
4175   (if wl-summary-buffer-next-message-function
4176       (funcall wl-summary-buffer-next-message-function num direction hereto)
4177     (let ((cur-spec (cdr (assq wl-summary-move-order
4178                                (if (elmo-folder-plugged-p
4179                                     wl-summary-buffer-elmo-folder)
4180                                    wl-summary-move-spec-plugged-alist
4181                                  wl-summary-move-spec-unplugged-alist))))
4182           (nums (memq num (if (eq direction 'up)
4183                               (reverse wl-summary-buffer-number-list)
4184                             wl-summary-buffer-number-list)))
4185           marked-list nums2)
4186       (unless hereto (setq nums (cdr nums)))
4187       (setq nums2 nums)
4188       (if cur-spec
4189           (catch 'done
4190             (while cur-spec
4191               (setq nums nums2)
4192               (cond ((eq (car (car cur-spec)) 'p)
4193                      (if (setq marked-list
4194                                (elmo-folder-list-messages-mark-match
4195                                 wl-summary-buffer-elmo-folder
4196                                 (cdr (car cur-spec))))
4197                          (while nums
4198                            (if (memq (car nums) marked-list)
4199                                (throw 'done (car nums)))
4200                            (setq nums (cdr nums)))))
4201                     ((eq (car (car cur-spec)) 't)
4202                      (if wl-summary-buffer-target-mark-list
4203                          (while nums
4204                            (if (memq (car nums)
4205                                      wl-summary-buffer-target-mark-list)
4206                                (throw 'done (car nums)))
4207                            (setq nums (cdr nums))))))
4208               (setq cur-spec (cdr cur-spec))))
4209         (car nums)))))
4210
4211 (defsubst wl-summary-cursor-move (direction hereto)
4212   (when (and (eq direction 'up)
4213              (eobp))
4214     (forward-line -1)
4215     (setq hereto t))
4216   (let (num)
4217     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4218                                              direction hereto))
4219       (if (numberp num)
4220           (wl-thread-jump-to-msg num))
4221       t)))
4222 ;;
4223 ;; Goto unread or important
4224 ;; returns t if next message exists in this folder.
4225 (defun wl-summary-cursor-down (&optional hereto)
4226   (interactive "P")
4227   (wl-summary-cursor-move 'down hereto))
4228
4229 (defun wl-summary-cursor-up (&optional hereto)
4230   (interactive "P")
4231   (wl-summary-cursor-move 'up hereto))
4232
4233 (defun wl-summary-save-view-cache ()
4234   (save-excursion
4235     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4236            (cache (expand-file-name wl-summary-cache-file dir))
4237            (view (expand-file-name wl-summary-view-file dir))
4238            (save-view wl-summary-buffer-view)
4239            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4240            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4241            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4242            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4243            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4244            (temp-column wl-summary-buffer-temp-mark-column)
4245            (charset wl-summary-buffer-mime-charset))
4246       (if (file-directory-p dir)
4247           (); ok.
4248         (if (file-exists-p dir)
4249             (error "File %s already exists" dir)
4250           (elmo-make-directory dir)))
4251       (if (eq save-view 'thread)
4252           (wl-thread-save-entity dir))
4253       (when wl-summary-check-line-format
4254         (wl-summary-line-format-save))
4255       (unwind-protect
4256           (progn
4257             (when (file-writable-p cache)
4258               (copy-to-buffer tmp-buffer (point-min) (point-max))
4259               (with-current-buffer tmp-buffer
4260                 (widen)
4261                 (make-local-variable 'wl-summary-highlight)
4262                 (setq wl-summary-highlight nil
4263                       wl-summary-buffer-target-mark-list mark-list
4264                       wl-summary-buffer-refile-list refile-list
4265                       wl-summary-buffer-copy-list copy-list
4266                       wl-summary-buffer-delete-list delete-list
4267                       wl-summary-buffer-temp-mark-column temp-column)
4268                 (wl-summary-delete-all-temp-marks)
4269                 (encode-coding-region
4270                  (point-min) (point-max)
4271                  (or (and wl-on-mule ; one in mcs-ltn1 cannot take 2 arg.
4272                           (mime-charset-to-coding-system charset 'LF))
4273                      ;; Mule 2 doesn't have `*ctext*unix'.
4274                      (mime-charset-to-coding-system charset)))
4275                 (write-region-as-binary (point-min)(point-max)
4276                                         cache nil 'no-msg)))
4277             (when (file-writable-p view) ; 'thread or 'sequence
4278               (save-excursion
4279                 (set-buffer tmp-buffer)
4280                 (erase-buffer)
4281                 (prin1 save-view tmp-buffer)
4282                 (princ "\n" tmp-buffer)
4283                 (write-region (point-min) (point-max) view nil 'no-msg))))
4284         ;; kill tmp buffer.
4285         (kill-buffer tmp-buffer)))))
4286
4287 (defsubst wl-summary-get-sync-range (folder)
4288   (intern (or (and
4289                (elmo-folder-plugged-p folder)
4290                (wl-get-assoc-list-value
4291                 wl-folder-sync-range-alist
4292                 (elmo-folder-name-internal folder)))
4293               wl-default-sync-range)))
4294
4295 ;; redefined for wl-summary-sync-update
4296 (defun wl-summary-input-range (folder)
4297   "returns update or all or rescan."
4298   ;; for the case when parts are expanded in the bottom of the folder
4299   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4300                             "cache-status"
4301                             "no-sync" "rescan-noscore" "all-visible"))
4302         (default (or (wl-get-assoc-list-value
4303                       wl-folder-sync-range-alist
4304                       folder)
4305                      wl-default-sync-range))
4306         range)
4307     (setq range
4308           (completing-read (format "Range (%s): " default)
4309                            (mapcar
4310                             (function (lambda (x) (cons x x)))
4311                             input-range-list)))
4312     (if (string= range "")
4313         default
4314       range)))
4315
4316 (defun wl-summary-toggle-disp-folder (&optional arg)
4317   (interactive)
4318   (let ((cur-buf (current-buffer))
4319         (summary-win (get-buffer-window (current-buffer)))
4320         fld-buf fld-win)
4321     (cond
4322      ((eq arg 'on)
4323       (setq wl-summary-buffer-disp-folder t)
4324       ;; hide your folder window
4325       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4326           (if (setq fld-win (get-buffer-window fld-buf))
4327               (delete-window fld-win))))
4328      ((eq arg 'off)
4329       (setq wl-summary-buffer-disp-folder nil)
4330       ;; hide your wl-message window!
4331       (when (buffer-live-p wl-message-buffer)
4332         (wl-message-select-buffer wl-message-buffer)
4333         (delete-window))
4334       (select-window (get-buffer-window cur-buf))
4335       ;; display wl-folder window!!
4336       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4337           (if (setq fld-win (get-buffer-window fld-buf))
4338               ;; folder win is already displayed.
4339               (select-window fld-win)
4340             ;; folder win is not displayed.
4341             (switch-to-buffer fld-buf))
4342         ;; no folder buf
4343         (wl-folder))
4344       ;; temporarily delete summary-win.
4345       (if summary-win
4346           (delete-window summary-win))
4347       (split-window-horizontally wl-folder-window-width)
4348       (other-window 1)
4349       (switch-to-buffer cur-buf))
4350      (t
4351       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4352           (if (setq fld-win (get-buffer-window fld-buf))
4353               (setq wl-summary-buffer-disp-folder nil)
4354             (setq wl-summary-buffer-disp-folder t)))
4355       (if (not wl-summary-buffer-disp-folder)
4356           ;; hide message window
4357           (let ((mes-win (and wl-message-buffer
4358                               (get-buffer-window wl-message-buffer)))
4359                 (wl-stay-folder-window t))
4360             (if mes-win (delete-window mes-win))
4361             ;; hide your folder window
4362             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4363                 (if (setq fld-win (get-buffer-window fld-buf))
4364                     (progn
4365                       (delete-window (get-buffer-window cur-buf))
4366                       (select-window fld-win)
4367                       (switch-to-buffer cur-buf))))
4368             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4369             ;; resume message window.
4370             (when mes-win
4371               (wl-message-select-buffer wl-message-buffer)
4372               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4373               (select-window (get-buffer-window cur-buf))))
4374         ;; hide message window
4375         (let ((wl-stay-folder-window t)
4376               (mes-win (and wl-message-buffer
4377                             (get-buffer-window wl-message-buffer))))
4378           (if mes-win (delete-window mes-win))
4379           (select-window (get-buffer-window cur-buf))
4380           ;; display wl-folder window!!
4381           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4382               (if (setq fld-win (get-buffer-window fld-buf))
4383                   ;; folder win is already displayed.
4384                   (select-window fld-win)
4385                 ;; folder win is not displayed...occupy all.
4386                 (switch-to-buffer fld-buf))
4387             ;; no folder buf
4388             (wl-folder))
4389           (split-window-horizontally wl-folder-window-width)
4390           (other-window 1)
4391           (switch-to-buffer cur-buf)
4392           ;; resume message window.
4393           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4394           (when mes-win
4395             (wl-message-select-buffer wl-message-buffer)
4396             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4397             (select-window (get-buffer-window cur-buf))))))))
4398   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4399
4400 (defun wl-summary-toggle-disp-msg (&optional arg)
4401   (interactive)
4402   (let ((cur-buf (current-buffer))
4403         fld-buf fld-win
4404         summary-win)
4405     (cond
4406      ((eq arg 'on)
4407       (setq wl-summary-buffer-disp-msg t)
4408       (save-excursion
4409         ;; hide your folder window
4410         (if (and (not wl-stay-folder-window)
4411                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4412             (if (setq fld-win (get-buffer-window fld-buf))
4413                 (unless (one-window-p fld-win)
4414                   (delete-window fld-win))))))
4415      ((eq arg 'off)
4416       (wl-delete-all-overlays)
4417       (setq wl-summary-buffer-disp-msg nil)
4418       (save-excursion
4419         (when (buffer-live-p wl-message-buffer)
4420           (wl-message-select-buffer wl-message-buffer)
4421           (delete-window)
4422           (and (get-buffer-window cur-buf)
4423                (select-window (get-buffer-window cur-buf))))
4424         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4425      (t
4426       (if (and wl-message-buffer
4427                (get-buffer-window wl-message-buffer)) ; already displayed
4428           (setq wl-summary-buffer-disp-msg nil)
4429         (setq wl-summary-buffer-disp-msg t))
4430       (if wl-summary-buffer-disp-msg
4431           (progn
4432             (wl-summary-redisplay)
4433 ;;; hide your folder window
4434 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4435 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4436 ;;;             (delete-window fld-win)))
4437             (run-hooks 'wl-summary-toggle-disp-on-hook))
4438         (wl-delete-all-overlays)
4439         (save-excursion
4440           (wl-message-select-buffer wl-message-buffer)
4441           (delete-window)
4442           (select-window (get-buffer-window cur-buf))
4443           (run-hooks 'wl-summary-toggle-disp-off-hook))
4444 ;;;     (switch-to-buffer cur-buf)
4445         )))))
4446
4447 (defun wl-summary-next-line-content ()
4448   "Show next line of the message."
4449   (interactive)
4450   (let ((cur-buf (current-buffer)))
4451     (wl-summary-toggle-disp-msg 'on)
4452     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4453       (set-buffer cur-buf)
4454       (wl-message-next-page 1))))
4455
4456 (defun wl-summary-prev-line-content ()
4457   (interactive)
4458   (let ((cur-buf (current-buffer)))
4459     (wl-summary-toggle-disp-msg 'on)
4460     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4461       (set-buffer cur-buf)
4462       (wl-message-prev-page 1))))
4463
4464 (defun wl-summary-next-page ()
4465   (interactive)
4466   (let ((cur-buf (current-buffer)))
4467     (wl-summary-toggle-disp-msg 'on)
4468     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4469       (set-buffer cur-buf)
4470       (wl-message-next-page))))
4471
4472 (defun wl-summary-prev-page ()
4473   (interactive)
4474   (let ((cur-buf (current-buffer)))
4475     (wl-summary-toggle-disp-msg 'on)
4476     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4477       (set-buffer cur-buf)
4478       (wl-message-prev-page))))
4479
4480 (defsubst wl-summary-no-mime-p (folder)
4481   (wl-string-match-member (elmo-folder-name-internal folder)
4482                           wl-summary-no-mime-folder-list))
4483
4484 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4485   "Set message buffer.
4486 If message is not displayed yet, display it.
4487 Return t if message exists."
4488   (let ((folder wl-summary-buffer-elmo-folder)
4489         (number (wl-summary-message-number))
4490         cur-folder cur-number message-last-pos)
4491     (when (buffer-live-p wl-message-buffer)
4492       (save-window-excursion
4493         (wl-message-select-buffer wl-message-buffer)
4494         (setq cur-folder wl-message-buffer-cur-folder)
4495         (setq cur-number wl-message-buffer-cur-number)))
4496     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4497              (eq number (or cur-number 0)))
4498         (progn
4499           (set-buffer wl-message-buffer)
4500           t)
4501       (if (wl-summary-no-mime-p folder)
4502           (wl-summary-redisplay-no-mime-internal folder number)
4503         (wl-summary-redisplay-internal folder number))
4504       (when (buffer-live-p wl-message-buffer)
4505         (set-buffer wl-message-buffer))
4506       nil)))
4507
4508 (defun wl-summary-target-mark-forward (&optional arg)
4509   (interactive "P")
4510   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4511         (summary-buf (current-buffer))
4512         (wl-draft-forward t)
4513         start-point
4514         draft-buf)
4515     (wl-summary-jump-to-msg (car mlist))
4516     (wl-summary-forward t)
4517     (setq start-point (point))
4518     (setq draft-buf (current-buffer))
4519     (setq mlist (cdr mlist))
4520     (save-window-excursion
4521       (when mlist
4522         (while mlist
4523           (set-buffer summary-buf)
4524           (wl-summary-jump-to-msg (car mlist))
4525           (wl-summary-redisplay)
4526           (set-buffer draft-buf)
4527           (goto-char (point-max))
4528           (wl-draft-insert-message)
4529           (setq mlist (cdr mlist)))
4530         (wl-draft-body-goto-top)
4531         (wl-draft-enclose-digest-region (point) (point-max)))
4532       (goto-char start-point)
4533       (save-excursion
4534         (set-buffer summary-buf)
4535         (wl-summary-delete-all-temp-marks)))
4536     (run-hooks 'wl-mail-setup-hook)))
4537
4538 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4539   (interactive "P")
4540   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4541         (summary-buf (current-buffer))
4542         change-major-mode-hook
4543         start-point
4544         draft-buf)
4545     (wl-summary-jump-to-msg (car mlist))
4546     (wl-summary-reply arg t)
4547     (goto-char (point-max))
4548     (setq start-point (point-marker))
4549     (setq draft-buf (current-buffer))
4550     (save-window-excursion
4551       (while mlist
4552         (set-buffer summary-buf)
4553         (delete-other-windows)
4554         (wl-summary-jump-to-msg (car mlist))
4555         (wl-summary-redisplay)
4556         (set-buffer draft-buf)
4557         (goto-char (point-max))
4558         (wl-draft-yank-original)
4559         (setq mlist (cdr mlist)))
4560       (goto-char start-point)
4561       (save-excursion
4562         (set-buffer summary-buf)
4563         (wl-summary-delete-all-temp-marks)))
4564     (run-hooks 'wl-mail-setup-hook)))
4565
4566 (defun wl-summary-reply-with-citation (&optional arg)
4567   (interactive "P")
4568   (when (wl-summary-reply arg t)
4569     (goto-char (point-max))
4570     (wl-draft-yank-original)
4571     (run-hooks 'wl-mail-setup-hook)))
4572
4573 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4574   (interactive)
4575   (let* ((original (wl-summary-message-number))
4576          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4577          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4578          msg otherfld schar
4579          (errmsg
4580           (format "No message with id \"%s\" in the folder." msgid)))
4581     (if (setq msg (car (rassoc msgid number-alist)))
4582 ;;;     (wl-summary-jump-to-msg-internal
4583 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4584         (progn
4585           (wl-thread-jump-to-msg msg)
4586           t)
4587       ;; for XEmacs!
4588       (if (and elmo-use-database
4589                (setq errmsg
4590                      (format
4591                       "No message with id \"%s\" in the database." msgid))
4592                (setq otherfld (elmo-database-msgid-get msgid)))
4593           (if (cdr (wl-summary-jump-to-msg-internal
4594                     (car otherfld) (nth 1 otherfld) 'no-sync))
4595               t ; succeed.
4596             ;; Back to original.
4597             (wl-summary-jump-to-msg-internal
4598              (wl-summary-buffer-folder-name) original 'no-sync))
4599         (cond ((eq wl-summary-search-via-nntp 'confirm)
4600                (require 'elmo-nntp)
4601                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4602                         elmo-nntp-default-server)
4603                (setq schar (read-char))
4604                (cond ((eq schar ?y)
4605                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4606                      ((eq schar ?s)
4607                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4608                        msgid
4609                        (read-from-minibuffer "NNTP Server: ")))
4610                      (t
4611                       (message errmsg)
4612                       nil)))
4613               (wl-summary-search-via-nntp
4614                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4615               (t
4616                (message errmsg)
4617                nil))))))
4618
4619 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4620   (interactive)
4621   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4622          newsgroups folder ret
4623          user server port type spec)
4624     (if server-spec
4625         (if (string-match "^-" server-spec)
4626             (setq spec (wl-folder-get-elmo-folder server-spec)
4627                   user (elmo-net-folder-user-internal spec)
4628                   server (elmo-net-folder-server-internal spec)
4629                   port (elmo-net-folder-port-internal spec)
4630                   type (elmo-net-folder-stream-type-internal spec))
4631           (setq server server-spec)))
4632     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4633                      msgid
4634                      (or server elmo-nntp-default-server)
4635                      (or user elmo-nntp-default-user)
4636                      (or port elmo-nntp-default-port)
4637                      (or type elmo-nntp-default-stream-type)))
4638       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4639       (setq folder (concat "-" (car newsgroups)
4640                            (elmo-nntp-folder-postfix user server port type)))
4641       (catch 'found
4642         (while newsgroups
4643           (if (wl-folder-entity-exists-p (car newsgroups)
4644                                          wl-folder-newsgroups-hashtb)
4645               (throw 'found
4646                      (setq folder (concat "-" (car newsgroups)
4647                                           (elmo-nntp-folder-postfix
4648                                            user server port type)))))
4649           (setq newsgroups (cdr newsgroups)))))
4650     (if ret
4651         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4652       (message "No message id \"%s\" in nntp server \"%s\"."
4653                msgid (or server elmo-nntp-default-server))
4654       nil)))
4655
4656 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4657   (let (wl-auto-select-first entity)
4658     (if (or (string= folder (wl-summary-buffer-folder-name))
4659             (y-or-n-p
4660              (format
4661               "Message was found in the folder \"%s\". Jump to it? "
4662               folder)))
4663         (progn
4664           (unwind-protect
4665               (wl-summary-goto-folder-subr
4666                folder scan-type nil nil t)
4667             (if msgid
4668                 (setq msg
4669                       (car (rassoc msgid
4670                                    (elmo-msgdb-get-number-alist
4671                                     (wl-summary-buffer-msgdb))))))
4672             (setq entity (wl-folder-search-entity-by-name folder
4673                                                           wl-folder-entity
4674                                                           'folder))
4675             (if entity
4676                 (wl-folder-set-current-entity-id
4677                  (wl-folder-get-entity-id entity))))
4678           (if (null msg)
4679               (message "Message was not found currently in this folder.")
4680             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4681           (cons folder msg)))))
4682
4683 (defun wl-summary-jump-to-parent-message (arg)
4684   (interactive "P")
4685   (let ((cur-buf (current-buffer))
4686         (disp-msg wl-summary-buffer-disp-msg)
4687         (number (wl-summary-message-number))
4688         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4689         (i -1) ;; xxx
4690         msg-id msg-num ref-list ref irt)
4691     (if (null number)
4692         (message "No message.")
4693       (when (eq wl-summary-buffer-view 'thread)
4694         (cond ((and arg (not (numberp arg)))
4695                (setq msg-num
4696                      (wl-thread-entity-get-number
4697                       (wl-thread-entity-get-top-entity
4698                        (wl-thread-get-entity number)))))
4699               ((and arg (numberp arg))
4700                (setq i 0)
4701                (setq msg-num number)
4702                (while (< i arg)
4703                  (setq msg-num
4704                        (wl-thread-entity-get-number
4705                         (wl-thread-entity-get-parent-entity
4706                          (wl-thread-get-entity msg-num))))
4707                  (setq i (1+ i))))
4708               (t (setq msg-num
4709                        (wl-thread-entity-get-number
4710                         (wl-thread-entity-get-parent-entity
4711                          (wl-thread-get-entity number)))))))
4712       (when (null msg-num)
4713         (wl-summary-set-message-buffer-or-redisplay)
4714         (set-buffer (wl-message-get-original-buffer))
4715         (message "Searching parent message...")
4716         (setq ref (std11-field-body "References")
4717               irt (std11-field-body "In-Reply-To"))
4718         (cond
4719          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4720                (string-match regexp ref))
4721           ;; The first message of the thread.
4722           (setq msg-id (wl-match-string 1 ref)))
4723          ;; "In-Reply-To:" has only one msg-id.
4724          ((and (null arg) irt (not (string= irt ""))
4725                (string-match regexp irt))
4726           (setq msg-id (wl-match-string 1 irt)))
4727          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4728                (string-match regexp ref))
4729           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4730           (while (string-match regexp ref)
4731             (setq ref-list
4732                   (append (list
4733                            (wl-match-string 1 ref))
4734                           ref-list))
4735             (setq ref (substring ref (match-end 0)))
4736             (setq i (1+ i)))
4737           (setq msg-id
4738                 (if (null arg) (nth 0 ref-list) ;; previous
4739                   (if (<= arg i) (nth (1- arg) ref-list)
4740                     (nth i ref-list))))))
4741         (set-buffer cur-buf)
4742         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4743       (cond ((and (null msg-id) (null msg-num))
4744              (message "No parent message!")
4745              nil)
4746             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4747              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4748              (message "Searching parent message...done")
4749              t)
4750             ((and msg-num (wl-summary-jump-to-msg msg-num))
4751              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4752              (message "Searching parent message...done")
4753              t)
4754             (t ; failed.
4755              (message "Parent message was not found.")
4756              nil)))))
4757
4758 (defun wl-summary-reply (&optional arg without-setup-hook)
4759   "Reply to current message. Default is \"wide\" reply.
4760 Reply to author if invoked with ARG."
4761   (interactive "P")
4762   (let ((folder wl-summary-buffer-elmo-folder)
4763         (number (wl-summary-message-number))
4764         (summary-buf (current-buffer))
4765         mes-buf)
4766     (when number
4767       (save-excursion
4768         (wl-summary-redisplay-internal folder number))
4769       (setq mes-buf wl-message-buffer)
4770       (wl-message-select-buffer wl-message-buffer)
4771       (set-buffer mes-buf)
4772       (goto-char (point-min))
4773       (unless wl-draft-use-frame
4774         (split-window-vertically)
4775         (other-window 1))
4776       (when (setq mes-buf (wl-message-get-original-buffer))
4777         (wl-draft-reply mes-buf arg summary-buf)
4778         (unless without-setup-hook
4779           (run-hooks 'wl-mail-setup-hook)))
4780       t)))
4781
4782 (defun wl-summary-write ()
4783   "Write a new draft from Summary."
4784   (interactive)
4785   (wl-draft (list (cons 'To ""))
4786             nil nil nil nil (wl-summary-buffer-folder-name))
4787   (run-hooks 'wl-mail-setup-hook)
4788   (mail-position-on-field "To"))
4789
4790 (defvar wl-summary-write-current-folder-functions
4791   '(wl-folder-get-newsgroups
4792     wl-folder-guess-mailing-list-by-refile-rule
4793     wl-folder-guess-mailing-list-by-folder-name)
4794   "Newsgroups or Mailing List address guess functions list.
4795 Call from `wl-summary-write-current-folder'.
4796 When guess function return nil, challenge next guess-function.")
4797
4798 (defun wl-summary-write-current-folder (&optional folder)
4799   "Write message to current FOLDER's newsgroup or mailing-list.
4800 Use function list is `wl-summary-write-current-folder-functions'."
4801   (interactive)
4802   ;; default FOLDER is current buffer folder
4803   (setq folder (or folder (wl-summary-buffer-folder-name)))
4804   (let ((func-list wl-summary-write-current-folder-functions)
4805         guess-list guess-func)
4806     (while func-list
4807       (setq guess-list (funcall (car func-list) folder))
4808       (if (null guess-list)
4809           (setq func-list (cdr func-list))
4810         (setq guess-func (car func-list))
4811         (setq func-list nil)))
4812     (if (null guess-func)
4813         (wl-summary-write)
4814       (unless (or (stringp (nth 0 guess-list))
4815                   (stringp (nth 1 guess-list))
4816                   (stringp (nth 2 guess-list)))
4817         (error "Invalid value return guess function `%s'"
4818                (symbol-name guess-func)))
4819       (wl-draft (list (cons 'To (nth 0 guess-list))
4820                       (cons 'Cc (nth 1 guess-list))
4821                       (cons 'Newsgroups (nth 2 guess-list)))
4822                 nil nil nil nil folder)
4823       (run-hooks 'wl-mail-setup-hook)
4824       (mail-position-on-field "Subject"))))
4825
4826 (defun wl-summary-forward (&optional without-setup-hook)
4827   ""
4828   (interactive)
4829   (let ((folder wl-summary-buffer-elmo-folder)
4830         (number (wl-summary-message-number))
4831         (summary-buf (current-buffer))
4832         (wl-draft-forward t)
4833         mes-buf
4834         entity subject num)
4835     (if (null number)
4836         (message "No message.")
4837       (if (and (elmo-message-use-cache-p folder number)
4838                (eq (elmo-file-cache-status
4839                     (elmo-file-cache-get
4840                      (elmo-message-field folder number 'message-id)))
4841                    'section))
4842           ;; Reload.
4843           (wl-summary-redisplay-internal nil nil 'force-reload)
4844         (wl-summary-redisplay-internal folder number))
4845       (setq mes-buf wl-message-buffer)
4846       (wl-message-select-buffer mes-buf)
4847       (unless wl-draft-use-frame
4848         (split-window-vertically)
4849         (other-window 1))
4850       ;; get original subject.
4851       (if summary-buf
4852           (save-excursion
4853             (set-buffer summary-buf)
4854             (setq subject
4855                   (or (elmo-message-field folder number 'subject) ""))))
4856       (set-buffer mes-buf)
4857       (wl-draft-forward subject summary-buf)
4858       (unless without-setup-hook
4859         (run-hooks 'wl-mail-setup-hook)))))
4860
4861 (defun wl-summary-click (e)
4862   (interactive "e")
4863   (mouse-set-point e)
4864   (wl-summary-read))
4865
4866 (defun wl-summary-read ()
4867   "Proceed reading message in the summary buffer."
4868   (interactive)
4869   (let ((cur-buf (current-buffer)))
4870     (wl-summary-toggle-disp-msg 'on)
4871     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4872       (set-buffer cur-buf)
4873       (if (wl-message-next-page)
4874           (wl-summary-down t)))))
4875
4876 (defsubst wl-summary-cursor-move-surface (downward interactive)
4877   (if wl-summary-move-direction-toggle
4878       (setq wl-summary-move-direction-downward downward))
4879   (let ((start (point))
4880         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
4881         (skip t)
4882         skip-pmark-regexp goto-next next-entity finfo)
4883     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
4884         ()
4885       (setq skip-pmark-regexp
4886             (wl-regexp-opt (list " "
4887                                  elmo-msgdb-unread-cached-mark
4888                                  elmo-msgdb-important-mark))))
4889     (while (and skip
4890                 (not (if downward (eobp) (bobp))))
4891       (if downward
4892           (forward-line 1)
4893         (forward-line -1))
4894       (setq skip (or (string-match skip-tmark-regexp
4895                                    (save-excursion
4896                                      (wl-summary-temp-mark)))
4897                      (and skip-pmark-regexp
4898                           (not (string-match
4899                                 skip-pmark-regexp
4900                                 (save-excursion
4901                                   (wl-summary-persistent-mark))))))))
4902
4903     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
4904     (if (or (eobp) (and (bobp) skip))
4905         (goto-char start))
4906
4907     (beginning-of-line)
4908
4909     (if (not goto-next)
4910         (if wl-summary-buffer-disp-msg
4911             (wl-summary-redisplay))
4912       (if interactive
4913           (if wl-summary-buffer-next-folder-function
4914               (funcall wl-summary-buffer-next-folder-function)
4915             (when wl-auto-select-next
4916               (setq next-entity
4917                     (if downward
4918                         (wl-summary-get-next-folder)
4919                       (wl-summary-get-prev-folder)))
4920               (if next-entity
4921                   (setq finfo (wl-folder-get-entity-info next-entity))))
4922             (wl-ask-folder
4923              '(lambda () (wl-summary-next-folder-or-exit next-entity))
4924              (format
4925               "No more messages. Type SPC to go to %s."
4926               (wl-summary-entity-info-msg next-entity finfo))))))))
4927
4928 (defun wl-summary-prev (&optional interactive)
4929   (interactive)
4930   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
4931
4932 (defun wl-summary-next (&optional interactive)
4933   (interactive)
4934   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
4935
4936 (defun wl-summary-up (&optional interactive skip-no-unread)
4937   ""
4938   (interactive)
4939   (if wl-summary-move-direction-toggle
4940       (setq wl-summary-move-direction-downward nil))
4941   (if (wl-summary-cursor-up)
4942       (if wl-summary-buffer-disp-msg
4943           (wl-summary-redisplay))
4944     (if (or interactive
4945             (interactive-p))
4946         (if wl-summary-buffer-prev-folder-function
4947             (funcall wl-summary-buffer-prev-folder-function)
4948           (let (next-entity finfo)
4949             (when wl-auto-select-next
4950               (progn
4951                 (setq next-entity (wl-summary-get-prev-unread-folder))
4952                 (if next-entity
4953                     (setq finfo (wl-folder-get-entity-info next-entity)))))
4954             (if (and skip-no-unread
4955                      (eq wl-auto-select-next 'skip-no-unread))
4956                 (wl-summary-next-folder-or-exit next-entity t)
4957               (wl-ask-folder
4958                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
4959                (format
4960                 "No more unread messages. Type SPC to go to %s."
4961                 (wl-summary-entity-info-msg next-entity finfo)))))))))
4962
4963 (defun wl-summary-get-prev-folder ()
4964   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4965         last-entity cur-id)
4966     (when folder-buf
4967       (setq cur-id (save-excursion (set-buffer folder-buf)
4968                                    wl-folder-buffer-cur-entity-id))
4969       (wl-folder-get-prev-folder cur-id))))
4970
4971 (defun wl-summary-get-next-folder ()
4972   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4973         cur-id)
4974     (when folder-buf
4975       (setq cur-id (save-excursion (set-buffer folder-buf)
4976                                    wl-folder-buffer-cur-entity-id))
4977       (wl-folder-get-next-folder cur-id))))
4978
4979 (defun wl-summary-get-next-unread-folder ()
4980   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4981         cur-id)
4982     (when folder-buf
4983       (setq cur-id (save-excursion (set-buffer folder-buf)
4984                                    wl-folder-buffer-cur-entity-id))
4985       (wl-folder-get-next-folder cur-id 'unread))))
4986
4987 (defun wl-summary-get-prev-unread-folder ()
4988   (let ((folder-buf (get-buffer wl-folder-buffer-name))
4989         cur-id)
4990     (when folder-buf
4991       (setq cur-id (save-excursion (set-buffer folder-buf)
4992                                    wl-folder-buffer-cur-entity-id))
4993       (wl-folder-get-prev-folder cur-id 'unread))))
4994
4995 (defun wl-summary-down (&optional interactive skip-no-unread)
4996   (interactive)
4997   (if wl-summary-move-direction-toggle
4998       (setq wl-summary-move-direction-downward t))
4999   (if (wl-summary-cursor-down)
5000       (if wl-summary-buffer-disp-msg
5001           (wl-summary-redisplay))
5002     (if (or interactive
5003             (interactive-p))
5004         (if wl-summary-buffer-next-folder-function
5005             (funcall wl-summary-buffer-next-folder-function)
5006           (let (next-entity finfo)
5007             (when wl-auto-select-next
5008               (setq next-entity (wl-summary-get-next-unread-folder)))
5009             (if next-entity
5010                 (setq finfo (wl-folder-get-entity-info next-entity)))
5011             (if (and skip-no-unread
5012                      (eq wl-auto-select-next 'skip-no-unread))
5013                 (wl-summary-next-folder-or-exit next-entity)
5014               (wl-ask-folder
5015                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5016                (format
5017                 "No more unread messages. Type SPC to go to %s."
5018                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5019
5020 (defun wl-summary-goto-last-displayed-msg ()
5021   (interactive)
5022   (unless wl-summary-buffer-last-displayed-msg
5023     (setq wl-summary-buffer-last-displayed-msg
5024           wl-summary-buffer-current-msg))
5025   (if wl-summary-buffer-last-displayed-msg
5026       (progn
5027         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5028         (if wl-summary-buffer-disp-msg
5029             (wl-summary-redisplay)))
5030     (message "No last message.")))
5031
5032 (defun wl-summary-redisplay (&optional arg)
5033   (interactive "P")
5034   (if (and (not arg)
5035            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5036       (wl-summary-redisplay-no-mime)
5037     (wl-summary-redisplay-internal nil nil arg)))
5038
5039 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5040   (interactive)
5041   (let* ((msgdb (wl-summary-buffer-msgdb))
5042          (folder (or folder wl-summary-buffer-elmo-folder))
5043          (num (or number (wl-summary-message-number)))
5044          (wl-mime-charset      wl-summary-buffer-mime-charset)
5045          (default-mime-charset wl-summary-buffer-mime-charset)
5046          fld-buf fld-win thr-entity)
5047     (if (and wl-thread-open-reading-thread
5048              (eq wl-summary-buffer-view 'thread)
5049              (not (wl-thread-entity-get-opened
5050                    (setq thr-entity (wl-thread-get-entity
5051                                      num))))
5052              (wl-thread-entity-get-children thr-entity))
5053         (wl-thread-force-open))
5054     (if num
5055         (progn
5056           (setq wl-summary-buffer-disp-msg t)
5057           (setq wl-summary-buffer-last-displayed-msg
5058                 wl-summary-buffer-current-msg)
5059           ;; hide folder window
5060           (if (and (not wl-stay-folder-window)
5061                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5062               (if (setq fld-win (get-buffer-window fld-buf))
5063                   (delete-window fld-win)))
5064           (setq wl-current-summary-buffer (current-buffer))
5065           (wl-summary-mark-as-read
5066            num
5067            ;; not fetched, then change server-mark.
5068            (if (wl-message-redisplay folder num 'mime
5069                                      (or force-reload
5070                                          (string= (elmo-folder-name-internal
5071                                                    folder)
5072                                                   wl-draft-folder)))
5073                nil
5074              ;; plugged, then leave server-mark.
5075              (if (and
5076                   (not
5077                    (elmo-folder-local-p
5078                     wl-summary-buffer-elmo-folder))
5079                   (elmo-folder-plugged-p
5080                    wl-summary-buffer-elmo-folder))
5081                  'leave)))
5082           (setq wl-summary-buffer-current-msg num)
5083           (when wl-summary-recenter
5084             (recenter (/ (- (window-height) 2) 2))
5085             (if (not wl-summary-indent-length-limit)
5086                 (wl-horizontal-recenter)))
5087           (wl-highlight-summary-displaying)
5088           (wl-message-buffer-prefetch-next folder num
5089                                            wl-message-buffer-prefetch-depth
5090                                            (current-buffer)
5091                                            wl-summary-buffer-mime-charset)
5092           (run-hooks 'wl-summary-redisplay-hook))
5093       (message "No message to display."))))
5094
5095 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5096   "Display message without MIME decoding.
5097 If ASK-CODING is non-nil, coding-system for the message is asked."
5098   (interactive "P")
5099   (let ((elmo-mime-display-as-is-coding-system
5100          (if ask-coding
5101              (or (read-coding-system "Coding system: ")
5102                  elmo-mime-display-as-is-coding-system)
5103            elmo-mime-display-as-is-coding-system)))
5104     (wl-summary-redisplay-no-mime-internal)))
5105
5106 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5107   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5108          (num (or number (wl-summary-message-number)))
5109          wl-break-pages)
5110     (if num
5111         (progn
5112           (setq wl-summary-buffer-disp-msg t)
5113           (setq wl-summary-buffer-last-displayed-msg
5114                 wl-summary-buffer-current-msg)
5115           (setq wl-current-summary-buffer (current-buffer))
5116           (wl-message-redisplay fld num 'as-is
5117                                 (string= (elmo-folder-name-internal fld)
5118                                          wl-draft-folder))
5119           (wl-summary-mark-as-read num)
5120           (setq wl-summary-buffer-current-msg num)
5121           (when wl-summary-recenter
5122             (recenter (/ (- (window-height) 2) 2))
5123             (if (not wl-summary-indent-length-limit)
5124                 (wl-horizontal-recenter)))
5125           (wl-highlight-summary-displaying)
5126           (run-hooks 'wl-summary-redisplay-hook))
5127       (message "No message to display.")
5128       (wl-ask-folder 'wl-summary-exit
5129                      "No more messages. Type SPC to go to folder mode."))))
5130
5131 (defun wl-summary-redisplay-all-header (&optional folder number)
5132   (interactive)
5133   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5134          (num (or number (wl-summary-message-number)))
5135          (wl-mime-charset      wl-summary-buffer-mime-charset)
5136          (default-mime-charset wl-summary-buffer-mime-charset))
5137     (if num
5138         (progn
5139           (setq wl-summary-buffer-disp-msg t)
5140           (setq wl-summary-buffer-last-displayed-msg
5141                 wl-summary-buffer-current-msg)
5142           (setq wl-current-summary-buffer (current-buffer))
5143           (if (wl-message-redisplay fld num 'all-header
5144                                     (string= (elmo-folder-name-internal fld)
5145                                              wl-draft-folder))
5146               (wl-summary-mark-as-read num))
5147           (setq wl-summary-buffer-current-msg num)
5148           (when wl-summary-recenter
5149             (recenter (/ (- (window-height) 2) 2))
5150             (if (not wl-summary-indent-length-limit)
5151                 (wl-horizontal-recenter)))
5152           (wl-highlight-summary-displaying)
5153           (run-hooks 'wl-summary-redisplay-hook))
5154       (message "No message to display."))))
5155
5156 (defun wl-summary-jump-to-current-message ()
5157   "Jump into Message buffer."
5158   (interactive)
5159   (let (message-buf message-win)
5160     (if (setq message-buf wl-message-buffer)
5161         (if (setq message-win (get-buffer-window message-buf))
5162             (select-window message-win)
5163           (wl-message-select-buffer wl-message-buffer))
5164       (wl-summary-redisplay)
5165       (wl-message-select-buffer wl-message-buffer))))
5166
5167 (defun wl-summary-cancel-message ()
5168   "Cancel an article on news."
5169   (interactive)
5170   (if (null (wl-summary-message-number))
5171       (message "No message.")
5172     (let ((summary-buf (current-buffer))
5173           message-buf)
5174       (wl-summary-set-message-buffer-or-redisplay)
5175       (if (setq message-buf (wl-message-get-original-buffer))
5176           (set-buffer message-buf))
5177       (unless (wl-message-news-p)
5178         (set-buffer summary-buf)
5179         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5180                      'nntp)
5181                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5182             (progn
5183               (wl-summary-redisplay t)
5184               (wl-summary-supersedes-message))
5185           (error "This is not a news article; supersedes is impossible")))
5186       (when (yes-or-no-p "Do you really want to cancel this article? ")
5187         (let (from newsgroups message-id distribution buf)
5188           (save-excursion
5189             (setq from (std11-field-body "from")
5190                   newsgroups (std11-field-body "newsgroups")
5191                   message-id (std11-field-body "message-id")
5192                   distribution (std11-field-body "distribution"))
5193             ;; Make sure that this article was written by the user.
5194             (unless (wl-address-user-mail-address-p
5195                      (wl-address-header-extract-address
5196                       (car (wl-parse-addresses from))))
5197               (error "This article is not yours"))
5198             ;; Make control message.
5199             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5200             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5201             (buffer-disable-undo (current-buffer))
5202             (erase-buffer)
5203             (insert "Newsgroups: " newsgroups "\n"
5204                     "From: " (wl-address-header-extract-address
5205                               wl-from) "\n"
5206                               "Subject: cmsg cancel " message-id "\n"
5207                               "Control: cancel " message-id "\n"
5208                               (if distribution
5209                                   (concat "Distribution: " distribution "\n")
5210                                 "")
5211                               mail-header-separator "\n"
5212                               wl-summary-cancel-message)
5213             (message "Canceling your message...")
5214             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5215             (message "Canceling your message...done")))))))
5216
5217 (defun wl-summary-supersedes-message ()
5218   "Supersede current message."
5219   (interactive)
5220   (let ((summary-buf (current-buffer))
5221         message-buf from)
5222     (wl-summary-set-message-buffer-or-redisplay)
5223     (if (setq message-buf (wl-message-get-original-buffer))
5224         (set-buffer message-buf))
5225     (unless (wl-message-news-p)
5226       (set-buffer summary-buf)
5227       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5228                    'nntp)
5229                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5230           (progn
5231             (wl-summary-redisplay t)
5232             (wl-summary-supersedes-message))
5233         (error "This is not a news article; supersedes is impossible")))
5234     (save-excursion
5235       (setq from (std11-field-body "from"))
5236       ;; Make sure that this article was written by the user.
5237       (unless (wl-address-user-mail-address-p
5238                (wl-address-header-extract-address
5239                 (car (wl-parse-addresses from))))
5240         (error "This article is not yours"))
5241       (let* ((message-id (std11-field-body "message-id"))
5242              (followup-to (std11-field-body "followup-to"))
5243              (mail-default-headers
5244               (concat mail-default-headers
5245                       "Supersedes: " message-id "\n"
5246                       (and followup-to
5247                            (concat "Followup-To: " followup-to "\n")))))
5248         (if message-buf (set-buffer message-buf))
5249         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5250
5251 (defun wl-summary-save (&optional arg wl-save-dir)
5252   "Save current message to disk."
5253   (interactive)
5254   (let ((filename)
5255         (num (wl-summary-message-number)))
5256     (if (null wl-save-dir)
5257         (setq wl-save-dir wl-temporary-file-directory))
5258     (if num
5259         (save-excursion
5260           (setq filename (expand-file-name
5261                           (int-to-string num)
5262                           wl-save-dir))
5263           (if (null (and arg
5264                          (null (file-exists-p filename))))
5265               (setq filename
5266                     (read-file-name "Save to file: " filename)))
5267
5268           (wl-summary-set-message-buffer-or-redisplay)
5269           (set-buffer (wl-message-get-original-buffer))
5270           (if (and (null arg) (file-exists-p filename))
5271               (if (y-or-n-p "File already exists.  override it? ")
5272                   (write-region (point-min) (point-max) filename))
5273             (write-region (point-min) (point-max) filename)))
5274       (message "No message to save."))
5275     num))
5276
5277 (defun wl-summary-save-region (beg end)
5278   (interactive "r")
5279   (save-excursion
5280     (save-restriction
5281       (narrow-to-region beg end)
5282       (goto-char (point-min))
5283       (let ((wl-save-dir
5284              (wl-read-directory-name "Save to directory: "
5285                                      wl-temporary-file-directory)))
5286         (if (null (file-exists-p wl-save-dir))
5287             (make-directory wl-save-dir))
5288         (if (eq wl-summary-buffer-view 'thread)
5289             (progn
5290               (while (not (eobp))
5291                 (let* ((number (wl-summary-message-number))
5292                        (entity (wl-thread-get-entity number)))
5293                   (if (wl-thread-entity-get-opened entity)
5294                       (wl-summary-save t wl-save-dir)
5295                     ;; closed
5296                     (wl-summary-save t wl-save-dir))
5297                   (forward-line 1))))
5298           (while (not (eobp))
5299             (wl-summary-save t wl-save-dir)
5300             (forward-line 1)))))))
5301
5302 ;; mew-summary-pipe-message()
5303 (defun wl-summary-pipe-message (prefix command)
5304   "Send this message via pipe."
5305   (interactive (list current-prefix-arg nil))
5306   (if (null (wl-summary-message-number))
5307       (message "No message.")
5308     (setq command (read-string "Shell command on message: "
5309                                wl-summary-shell-command-last))
5310     (if (y-or-n-p "Send this message to pipe? ")
5311         (wl-summary-pipe-message-subr prefix command))))
5312
5313 (defun wl-summary-target-mark-pipe (prefix command)
5314   "Send each marked messages via pipe."
5315   (interactive (list current-prefix-arg nil))
5316   (if (null wl-summary-buffer-target-mark-list)
5317       (message "No marked message.")
5318     (setq command (read-string "Shell command on each marked message: "
5319                                wl-summary-shell-command-last))
5320     (when (y-or-n-p "Send each marked message to pipe? ")
5321       (while (car wl-summary-buffer-target-mark-list)
5322         (let ((num (car wl-summary-buffer-target-mark-list)))
5323           (wl-thread-jump-to-msg num)
5324           (wl-summary-pipe-message-subr prefix command)
5325           (wl-summary-unmark num))))))
5326
5327 (defun wl-summary-pipe-message-subr (prefix command)
5328   (save-excursion
5329     (wl-summary-set-message-buffer-or-redisplay)
5330     (set-buffer (wl-message-get-original-buffer))
5331     (if (string= command "")
5332         (setq command wl-summary-shell-command-last))
5333     (goto-char (point-min)) ; perhaps this line won't be necessary
5334     (if prefix
5335         (search-forward "\n\n"))
5336     (shell-command-on-region (point) (point-max) command nil)
5337     (setq wl-summary-shell-command-last command)))
5338
5339 (defun wl-summary-print-message (&optional arg)
5340   (interactive "P")
5341   (if (null (wl-summary-message-number))
5342       (message "No message.")
5343     (save-excursion
5344       (wl-summary-set-message-buffer-or-redisplay)
5345       (if (or (not (interactive-p))
5346               (y-or-n-p "Print ok? "))
5347           (progn
5348             (let ((buffer (generate-new-buffer " *print*")))
5349               (copy-to-buffer buffer (point-min) (point-max))
5350               (set-buffer buffer)
5351               (funcall wl-print-buffer-function)
5352               (kill-buffer buffer)))
5353         (message "")))))
5354
5355 (defun wl-summary-print-message-with-ps-print (&optional filename)
5356   "Print message via ps-print."
5357   (interactive)
5358   (if (null (wl-summary-message-number))
5359       (message "No message.")
5360     (setq filename (ps-print-preprint current-prefix-arg))
5361     (if (or (not (interactive-p))
5362             (y-or-n-p "Print ok? "))
5363         (let ((summary-buffer (current-buffer))
5364               wl-break-pages)
5365           (save-excursion
5366             (wl-summary-set-message-buffer-or-redisplay)
5367             ;; (wl-summary-redisplay-internal)
5368             (let* ((buffer (generate-new-buffer " *print*"))
5369                    (entity (progn
5370                              (set-buffer summary-buffer)
5371                              (assoc (cdr (assq
5372                                           (wl-summary-message-number)
5373                                           (elmo-msgdb-get-number-alist
5374                                            (wl-summary-buffer-msgdb))))
5375                                     (elmo-msgdb-get-overview
5376                                      (wl-summary-buffer-msgdb)))))
5377                    (wl-ps-subject
5378                     (and entity
5379                          (or (elmo-msgdb-overview-entity-get-subject entity)
5380                              "")))
5381                    (wl-ps-from
5382                     (and entity
5383                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5384                    (wl-ps-date
5385                     (and entity
5386                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5387               (run-hooks 'wl-ps-preprint-hook)
5388               (set-buffer wl-message-buffer)
5389               (copy-to-buffer buffer (point-min) (point-max))
5390               (set-buffer buffer)
5391               (unwind-protect
5392                   (let ((ps-left-header
5393                          (list (concat "(" wl-ps-subject ")")
5394                                (concat "(" wl-ps-from ")")))
5395                         (ps-right-header
5396                          (list "/pagenumberstring load"
5397                                (concat "(" wl-ps-date ")"))))
5398                     (run-hooks 'wl-ps-print-hook)
5399                     (funcall wl-ps-print-buffer-function filename))
5400                 (kill-buffer buffer)))))
5401       (message ""))))
5402
5403 (if (featurep 'ps-print) ; ps-print is available.
5404     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5405
5406 (defun wl-summary-target-mark-print ()
5407   (interactive)
5408   (if (null wl-summary-buffer-target-mark-list)
5409       (message "No marked message.")
5410     (when (y-or-n-p "Print all marked messages. OK? ")
5411       (while (car wl-summary-buffer-target-mark-list)
5412         (let ((num (car wl-summary-buffer-target-mark-list)))
5413           (wl-thread-jump-to-msg num)
5414           (wl-summary-print-message)
5415           (wl-summary-unmark num))))))
5416
5417 (defun wl-summary-folder-info-update ()
5418   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5419         (num-db (elmo-msgdb-get-number-alist
5420                  (wl-summary-buffer-msgdb))))
5421     (wl-folder-set-folder-updated folder
5422                                   (list 0
5423                                         (+ wl-summary-buffer-unread-count
5424                                            wl-summary-buffer-new-count)
5425                                         (length num-db)))))
5426
5427 (defun wl-summary-get-original-buffer ()
5428   "Get original buffer for the current summary."
5429   (save-excursion
5430     (wl-summary-set-message-buffer-or-redisplay)
5431     (wl-message-get-original-buffer)))
5432
5433 (defun wl-summary-pack-number (&optional arg)
5434   (interactive "P")
5435   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5436   (let (wl-use-scoring)
5437     (wl-summary-rescan)))
5438
5439 (defun wl-summary-target-mark-uudecode ()
5440   (interactive)
5441   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5442         (summary-buf (current-buffer))
5443         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5444         orig-buf i k filename rc errmsg)
5445     (setq i 1)
5446     (setq k (length mlist))
5447     (set-buffer tmp-buf)
5448     (erase-buffer)
5449     (save-window-excursion
5450       (while mlist
5451         (set-buffer summary-buf)
5452         (wl-summary-jump-to-msg (car mlist))
5453         (wl-summary-redisplay)
5454         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5455         (goto-char (point-min))
5456         (cond ((= i 1) ; first
5457                (if (setq filename (wl-message-uu-substring
5458                                    orig-buf tmp-buf t
5459                                    (= i k)))
5460                    nil
5461                  (error "Can't find begin line")))
5462               ((< i k)
5463                (wl-message-uu-substring orig-buf tmp-buf))
5464               (t ; last
5465                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5466         (setq i (1+ i))
5467         (setq mlist (cdr mlist)))
5468       (set-buffer tmp-buf)
5469       (message "Exec %s..." wl-prog-uudecode)
5470       (unwind-protect
5471           (let ((decode-dir wl-temporary-file-directory))
5472             (if (not wl-prog-uudecode-no-stdout-option)
5473                 (setq filename (read-file-name "Save to file: "
5474                                                (expand-file-name
5475                                                 (elmo-safe-filename filename)
5476                                                 wl-temporary-file-directory)))
5477               (setq decode-dir
5478                     (wl-read-directory-name "Save to directory: "
5479                                             wl-temporary-file-directory))
5480               (setq filename (expand-file-name filename decode-dir)))
5481             (if (file-exists-p filename)
5482                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5483                                          filename))
5484                     (error "")))
5485             (elmo-bind-directory
5486              decode-dir
5487              (setq rc
5488                    (as-binary-process
5489                     (apply 'call-process-region (point-min) (point-max)
5490                            wl-prog-uudecode t (current-buffer) nil
5491                            wl-prog-uudecode-arg))))
5492             (when (not (= 0 rc))
5493               (setq errmsg (buffer-substring (point-min)(point-max)))
5494               (error "Uudecode error: %s" errmsg))
5495             (if (not wl-prog-uudecode-no-stdout-option)
5496                 (let (file-name-handler-alist) ;; void jka-compr
5497                   (as-binary-output-file
5498                    (write-region (point-min) (point-max)
5499                                  filename nil 'no-msg))))
5500             (save-excursion
5501               (set-buffer summary-buf)
5502               (wl-summary-delete-all-temp-marks))
5503             (if (file-exists-p filename)
5504                 (message "Saved as %s" filename)))
5505         (kill-buffer tmp-buf)))))
5506
5507 ;; Someday
5508 ;; (defun wl-summary-drop-unsync ()
5509 ;;   "Drop all unsync messages."
5510 ;;   (interactive)
5511 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5512 ;;       (error "You cannot drop unsync messages in this folder"))
5513 ;;   (if (or (not (interactive-p))
5514 ;;        (y-or-n-p "Drop all unsync messages? "))
5515 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5516 ;;                         (wl-summary-buffer-folder-name)))
5517 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5518 ;;           (sum 0)
5519 ;;           (multi-num 0)
5520 ;;           pair)
5521 ;;      (message "Dropping...")
5522 ;;      (while folder-list
5523 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5524 ;;        (when is-multi ;; dirty hack...
5525 ;;          (incf multi-num)
5526 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5527 ;;                          (car pair))))
5528 ;;        (elmo-msgdb-set-number-alist
5529 ;;         (wl-summary-buffer-msgdb)
5530 ;;         (nconc
5531 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5532 ;;          (list (cons (car pair) nil))))
5533 ;;        (setq sum (+ sum (cdr pair)))
5534 ;;        (setq folder-list (cdr folder-list)))
5535 ;;      (wl-summary-set-message-modified)
5536 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5537 ;;                                    (list 0
5538 ;;                                          (+ wl-summary-buffer-unread-count
5539 ;;                                             wl-summary-buffer-new-count)
5540 ;;                                          sum))
5541 ;;      (message "Dropping...done"))))
5542
5543 (defun wl-summary-default-get-next-msg (msg)
5544   (or (wl-summary-next-message msg
5545                                (if wl-summary-move-direction-downward 'down
5546                                  'up)
5547                                nil)
5548       (cadr (memq msg (if wl-summary-move-direction-downward
5549                           wl-summary-buffer-number-list
5550                         (reverse wl-summary-buffer-number-list))))))
5551
5552 (defun wl-summary-save-current-message ()
5553   "Save current message for `wl-summary-yank-saved-message'."
5554   (interactive)
5555   (let ((number (wl-summary-message-number)))
5556     (setq wl-summary-buffer-saved-message number)
5557     (and number (message "No: %s is saved." number))))
5558
5559 (defun wl-summary-yank-saved-message ()
5560   "Set current message as a parent of the saved message."
5561   (interactive)
5562   (if wl-summary-buffer-saved-message
5563       (let ((number (wl-summary-message-number)))
5564         (if (eq wl-summary-buffer-saved-message number)
5565             (message "Cannot set itself as a parent.")
5566           (save-excursion
5567             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5568             (wl-thread-set-parent number)
5569             (wl-summary-set-thread-modified))
5570           (setq  wl-summary-buffer-saved-message nil)))
5571     (message "There's no saved message.")))
5572
5573 (require 'product)
5574 (product-provide (provide 'wl-summary) (require 'wl-version))
5575
5576 ;;; wl-summary.el ends here