wl/wl-summary.el

   1 ;;; wl-summary.el -- Summary mode for Wanderlust.
   2
   3 ;; Copyright 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4
   5 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   6 ;; Keywords: mail, net news
   7
   8 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
   9
  10 ;; This program is free software; you can redistribute it and/or modify
  11 ;; it under the terms of the GNU General Public License as published by
  12 ;; the Free Software Foundation; either version 2, or (at your option)
  13 ;; any later version.
  14 ;;
  15 ;; This program is distributed in the hope that it will be useful,
  16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ;; GNU General Public License for more details.
  19 ;;
  20 ;; You should have received a copy of the GNU General Public License
  21 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  23 ;; Boston, MA 02111-1307, USA.
  24 ;;
  25
  26 ;;; Commentary:
  27 ;;
  28
  29 ;;; Code:
  30 ;;
  31
  32 (require 'elmo2)
  33 (require 'elmo-multi)
  34 (require 'wl-message)
  35 (require 'wl-vars)
  36 (require 'wl-highlight)
  37 (require 'wl-refile)
  38 (require 'wl-util)
  39 (condition-case nil (require 'timezone) (error nil))
  40 (condition-case nil (require 'easymenu) (error nil))
  41 (require 'elmo-date)
  42 (condition-case nil (require 'ps-print) (error nil))
  43
  44 (eval-when-compile
  45   (require 'cl)
  46   (condition-case () (require 'timer) (error nil))
  47   (defalias-maybe 'ps-print-buffer-with-faces 'ignore)
  48   (defalias-maybe 'elmo-database-msgid-put 'ignore)
  49   (defalias-maybe 'elmo-database-close 'ignore)
  50   (defalias-maybe 'elmo-database-msgid-get 'ignore)
  51   (defalias-maybe 'run-with-idle-timer 'ignore)
  52   (defalias-maybe 'ps-print-preprint 'ignore))
  53
  54 (defvar dragdrop-drop-functions)
  55 (defvar scrollbar-height)
  56 (defvar mail-reply-buffer)
  57
  58 (defvar wl-summary-buffer-name "Summary")
  59 (defvar wl-summary-mode-map nil)
  60 (defvar wl-current-summary-buffer nil)
  61
  62 (defvar wl-summary-buffer-msgdb       nil)
  63 (defvar wl-summary-buffer-folder-name nil)
  64 (defvar wl-summary-buffer-folder-indicator nil)
  65 (defvar wl-summary-buffer-disp-msg    nil)
  66 (defvar wl-summary-buffer-disp-folder nil)
  67 (defvar wl-summary-buffer-refile-list nil)
  68 (defvar wl-summary-buffer-delete-list nil)
  69 (defvar wl-summary-buffer-last-displayed-msg nil)
  70 (defvar wl-summary-buffer-current-msg nil)
  71 (defvar wl-summary-buffer-unread-status " (0 new/0 unread)")
  72 (defvar wl-summary-buffer-unread-count 0)
  73 (defvar wl-summary-buffer-new-count    0)
  74 (defvar wl-summary-buffer-mime-charset  nil)
  75 (defvar wl-summary-buffer-weekday-name-lang  nil)
  76 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  77 (defvar wl-summary-buffer-message-redisplay-func nil)
  78 (defvar wl-summary-buffer-view 'thread)
  79 (defvar wl-summary-buffer-message-modified nil)
  80 (defvar wl-summary-buffer-mark-modified nil)
  81 (defvar wl-summary-buffer-thread-modified nil)
  82 (defvar wl-summary-buffer-number-column nil)
  83 (defvar wl-summary-buffer-number-regexp nil)
  84 (defvar wl-summary-buffer-persistent nil)
  85 (defvar wl-summary-buffer-thread-nodes nil)
  86 (defvar wl-summary-buffer-target-mark-list nil)
  87 (defvar wl-summary-buffer-copy-list nil)
  88 (defvar wl-summary-buffer-prev-refile-destination nil)
  89 (defvar wl-summary-buffer-prev-copy-destination nil)
  90 (defvar wl-summary-buffer-saved-message nil)
  91 (defvar wl-summary-buffer-prev-folder-func nil)
  92 (defvar wl-summary-buffer-next-folder-func nil)
  93 (defvar wl-summary-buffer-exit-func nil)
  94 (defvar wl-thread-indent-level-internal nil)
  95 (defvar wl-thread-have-younger-brother-str-internal nil)
  96 (defvar wl-thread-youngest-child-str-internal nil)
  97 (defvar wl-thread-vertical-str-internal nil)
  98 (defvar wl-thread-horizontal-str-internal nil)
  99 (defvar wl-thread-space-str-internal nil)
 100 (defvar wl-summary-last-visited-folder nil)
 101 (defvar wl-read-folder-hist nil)
 102 (defvar wl-summary-scored nil)
 103 (defvar wl-crosspost-alist-modified nil)
 104 (defvar wl-summary-alike-hashtb nil)
 105 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 106 (defvar wl-summary-delayed-update nil)
 107
 108 (defvar wl-summary-message-regexp "^ *\\([0-9]+\\)")
 109
 110 (defvar wl-summary-shell-command-last "")
 111
 112 (defvar wl-ps-preprint-hook nil)
 113 (defvar wl-ps-print-hook nil)
 114
 115 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 116 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 117 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 118 (make-variable-buffer-local 'wl-summary-buffer-refile-list)
 119 (make-variable-buffer-local 'wl-summary-buffer-copy-list)
 120 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 121 (make-variable-buffer-local 'wl-summary-buffer-delete-list)
 122 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 123 (make-variable-buffer-local 'wl-summary-buffer-folder-indicator)
 124 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 125 (make-variable-buffer-local 'wl-summary-buffer-unread-status)
 126 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 127 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 128 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 129 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 130 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 131 (make-variable-buffer-local 'wl-summary-buffer-message-redisplay-func)
 132 (make-variable-buffer-local 'wl-summary-buffer-view)
 133 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 134 (make-variable-buffer-local 'wl-summary-buffer-mark-modified)
 135 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 136 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 137 (make-variable-buffer-local 'wl-summary-buffer-number-regexp)
 138 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 139 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 140 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 141 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 142 (make-variable-buffer-local 'wl-summary-scored)
 143 (make-variable-buffer-local 'wl-summary-default-score)
 144 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 145 (make-variable-buffer-local 'wl-summary-important-above)
 146 (make-variable-buffer-local 'wl-summary-target-above)
 147 (make-variable-buffer-local 'wl-summary-mark-below)
 148 (make-variable-buffer-local 'wl-summary-expunge-below)
 149 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 150 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 151 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 152 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 153 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 154 (make-variable-buffer-local 'wl-thread-space-str-internal)
 155 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-func)
 156 (make-variable-buffer-local 'wl-summary-buffer-next-folder-func)
 157 (make-variable-buffer-local 'wl-summary-buffer-exit-func)
 158
 159 ;; internal functions (dummy)
 160 (unless (fboundp 'wl-summary-append-message-func-internal)
 161   (defun wl-summary-append-message-func-internal (entity overview
 162                                                          mark-alist update
 163                                                          &optional force-insert)))
 164 (unless (fboundp 'wl-summary-from-func-internal)
 165   (defun wl-summary-from-func-internal (from)
 166     from))
 167 (unless (fboundp 'wl-summary-subject-func-internal)
 168   (defun wl-summary-subject-func-internal (subject)
 169     subject))
 170 (unless (fboundp 'wl-summary-subject-filter-func-internal)
 171   (defun wl-summary-subject-filter-func-internal (subject)
 172     subject))
 173
 174 (defmacro wl-summary-sticky-buffer-name (folder)
 175   (` (concat wl-summary-buffer-name ":" (, folder))))
 176
 177 (defun wl-summary-default-subject (subject-string)
 178   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 179       (substring subject-string (match-end 0))
 180     subject-string))
 181
 182 (eval-when-compile (defvar-maybe entity nil)) ; silence byte compiler.
 183 (defun wl-summary-default-from (from)
 184   (let (retval tos ng)
 185     (unless
 186         (and (eq major-mode 'wl-summary-mode)
 187              (stringp wl-summary-showto-folder-regexp)
 188              (string-match wl-summary-showto-folder-regexp
 189                            wl-summary-buffer-folder-name)
 190              (wl-address-user-mail-address-p from)
 191              (cond
 192               ((and (setq tos (elmo-msgdb-overview-entity-get-to entity))
 193                     (not (string= "" tos)))
 194                (setq retval
 195                      (concat "To:"
 196                              (mapconcat
 197                               (function
 198                                (lambda (to)
 199                                  (eword-decode-string
 200                                   (if wl-use-petname
 201                                       (or
 202                                        (wl-address-get-petname-1 to)
 203                                        (car
 204                                         (std11-extract-address-components to))
 205                                        to)
 206                                     to))))
 207                               (wl-parse-addresses tos)
 208                               ","))))
 209               ((setq ng (elmo-msgdb-overview-entity-get-extra-field
 210                          entity "newsgroups"))
 211                (setq retval (concat "Ng:" ng)))))
 212       (if wl-use-petname
 213           (setq retval (or (wl-address-get-petname-1 from)
 214                            (car (std11-extract-address-components from))
 215                            from))
 216         (setq retval from)))
 217     retval))
 218
 219 (defun wl-summary-simple-from (string)
 220   (if wl-use-petname
 221       (or (wl-address-get-petname-1 string)
 222           (car (std11-extract-address-components string))
 223           string)
 224     string))
 225
 226 (defvar wl-summary-mode-menu-spec
 227   '("Summary"
 228     ["Read" wl-summary-read t]
 229     ["Prev page" wl-summary-prev-page t]
 230     ["Next page" wl-summary-next-page t]
 231     ["Top"       wl-summary-display-top t]
 232     ["Bottom"    wl-summary-display-bottom t]
 233     ["Prev"      wl-summary-prev t]
 234     ["Next"      wl-summary-next t]
 235     ["Up"        wl-summary-up t]
 236     ["Down"      wl-summary-down t]
 237     ["Parent message" wl-summary-jump-to-parent-message t]
 238     "----"
 239     ["Sync"            wl-summary-sync t]
 240     ["Execute"         wl-summary-exec t]
 241     ["Go to other folder" wl-summary-goto-folder t]
 242     ["Pick" wl-summary-pick t]
 243     ["Mark as read all" wl-summary-mark-as-read-all t]
 244     ["Unmark all"      wl-summary-unmark-all t]
 245     ["Toggle display message" wl-summary-toggle-disp-msg t]
 246     ["Display folder" wl-summary-toggle-disp-folder t]
 247     ["Toggle threading" wl-summary-toggle-thread t]
 248     ["Stick" wl-summary-stick t]
 249     ("Sort"
 250      ["By Number" wl-summary-sort-by-number t]
 251      ["By Date" wl-summary-sort-by-date t]
 252      ["By From" wl-summary-sort-by-from t]
 253      ["By Subject" wl-summary-sort-by-subject t])
 254     "----"
 255     ("Message Operation"
 256      ["Mark as read"    wl-summary-mark-as-read t]
 257      ["Mark as important" wl-summary-mark-as-important t]
 258      ["Mark as unread"   wl-summary-mark-as-unread t]
 259      ["Set delete mark" wl-summary-delete t]
 260      ["Set refile mark" wl-summary-refile t]
 261      ["Set copy mark"   wl-summary-copy t]
 262      ["Prefetch"        wl-summary-prefetch t]
 263      ["Set target mark" wl-summary-target-mark t]
 264      ["Unmark"          wl-summary-unmark t]
 265      ["Save"            wl-summary-save t]
 266      ["Cancel posted news" wl-summary-cancel-message t]
 267      ["Supersedes message" wl-summary-supersedes-message t]
 268      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 269      ["Resend message" wl-summary-resend-message t]
 270      ["Enter the message" wl-summary-jump-to-current-message t]
 271      ["Pipe message" wl-summary-pipe-message t]
 272      ["Print message" wl-summary-print-message t])
 273     ("Thread Operation"
 274      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 275      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 276      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 277      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 278      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 279      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 280      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 281      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 282      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 283      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 284      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 285      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 286      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 287      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 288     ("Region Operation"
 289      ["Mark as read" wl-summary-mark-as-read-region t]
 290      ["Mark as important" wl-summary-mark-as-important-region t]
 291      ["Mark as unread" wl-summary-mark-as-unread-region t]
 292      ["Set delete mark" wl-summary-delete-region t]
 293      ["Set refile mark" wl-summary-refile-region t]
 294      ["Set copy mark" wl-summary-copy-region t]
 295      ["Prefetch" wl-summary-prefetch-region t]
 296      ["Set target mark" wl-summary-target-mark-region t]
 297      ["Unmark" wl-summary-unmark-region t]
 298      ["Save" wl-summary-save-region t]
 299      ["Execute" wl-summary-exec-region t])
 300     ("Mark Operation"
 301      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 302      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 303      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 304      ["Set delete mark" wl-summary-target-mark-delete t]
 305      ["Set refile mark" wl-summary-target-mark-refile t]
 306      ["Set copy mark" wl-summary-target-mark-copy t]
 307      ["Prefetch" wl-summary-target-mark-prefetch t]
 308      ["Save" wl-summary-target-mark-save t]
 309      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 310      ["Forward" wl-summary-target-mark-forward t]
 311      ["uudecode" wl-summary-target-mark-uudecode t])
 312     ("Score Operation"
 313      ["Switch current score file" wl-score-change-score-file t]
 314      ["Edit current score file" wl-score-edit-current-scores t]
 315      ["Edit score file" wl-score-edit-file t]
 316      ["Set mark below" wl-score-set-mark-below t]
 317      ["Set expunge below" wl-score-set-expunge-below t]
 318      ["Rescore buffer" wl-summary-rescore t]
 319      ["Increase score" wl-summary-increase-score t]
 320      ["Lower score" wl-summary-lower-score t])
 321     "----"
 322     ("Writing Messages"
 323      ["Write a message" wl-summary-write t]
 324      ["Reply" wl-summary-reply t]
 325      ["Reply with citation" wl-summary-reply-with-citation t]
 326      ["Forward" wl-summary-forward t])
 327     "----"
 328     ["Toggle Plug Status" wl-toggle-plugged t]
 329     ["Change Plug Status" wl-plugged-change t]
 330     "----"
 331     ["Exit Current Folder" wl-summary-exit t]))
 332
 333 (if wl-on-xemacs
 334     (defun wl-summary-setup-mouse ()
 335       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 336       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 337       (define-key wl-summary-mode-map [(shift button4)]
 338         'wl-summary-up)
 339       (define-key wl-summary-mode-map [(shift button5)]
 340         'wl-summary-down)
 341       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 342   (if wl-on-nemacs
 343       (defun wl-summary-setup-mouse ())
 344     (defun wl-summary-setup-mouse ()
 345       (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 346       (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 347       (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 348       (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 349       (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click))))
 350
 351 (if wl-summary-mode-map
 352     ()
 353   (setq wl-summary-mode-map (make-sparse-keymap))
 354   (define-key wl-summary-mode-map " "    'wl-summary-read)
 355   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 356   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 357   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 358   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 359   (unless wl-on-nemacs
 360     (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page))
 361   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 362   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 363   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 364   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 365   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 366   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 367   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 368   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 369   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 370   (define-key wl-summary-mode-map "D"    'wl-summary-drop-unsync)
 371
 372   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 373   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 374   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 375   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 376   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 377   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 378   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 379   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 380
 381   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 382   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 383   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 384   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 385   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 386 ;;;(define-key wl-summary-mode-map "w"    'wl-draft)
 387   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 388   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-newsgroup)
 389 ;;;(define-key wl-summary-mode-map "e"     'wl-draft-open-file)
 390   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 391   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 392   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 393   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 394   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 395   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 396   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 397   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 398   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 399   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 400
 401   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 402   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 403   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 404   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 405   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 406   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 407
 408   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 409   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 410   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 411   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 412
 413   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 414   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 415   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 416
 417   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 418   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 419   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 420
 421   ;; copy & paste.
 422   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 423   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 424
 425   ;; line commands
 426   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 427   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 428   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 429   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 430   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 431   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 432   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 433 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-prev-destination)
 434   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 435   (define-key wl-summary-mode-map "d"    'wl-summary-delete)
 436   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 437   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 438
 439   ;; thread commands
 440   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 441   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 442   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 443   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 444   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 445   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 446   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 447   (define-key wl-summary-mode-map "td" 'wl-thread-delete)
 448   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 449   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 450   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 451   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 452   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 453
 454   ;; target-mark commands
 455   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 456   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 457   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 458   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 459   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 460   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-delete)
 461   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 462   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 463   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 464   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 465   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 466   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 467   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 468   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 469   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 470   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 471
 472   ;; region commands
 473   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 474   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 475   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 476   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 477   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 478   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 479   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 480   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 481   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 482   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 483   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 484   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 485   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 486
 487   ;; score commands
 488   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 489   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 490   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 491   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 492   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 493   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 494   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 495   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 496   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 497   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 498
 499   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 500   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 501   ;;
 502   (wl-summary-setup-mouse)
 503   (easy-menu-define
 504    wl-summary-mode-menu
 505    wl-summary-mode-map
 506    "Menu used in Summary mode."
 507    wl-summary-mode-menu-spec))
 508
 509 (defun wl-status-update ()
 510   (interactive)
 511   (wl-address-init))
 512
 513 (defun wl-summary-display-top ()
 514   (interactive)
 515   (goto-char (point-min))
 516   (if wl-summary-buffer-disp-msg
 517       (wl-summary-redisplay)))
 518
 519 (defun wl-summary-display-bottom ()
 520   (interactive)
 521   (goto-char (point-max))
 522   (forward-line -1)
 523   (if wl-summary-buffer-disp-msg
 524       (wl-summary-redisplay)))
 525
 526 (defun wl-summary-collect-unread (mark-alist &optional folder)
 527   (let (mark ret-val)
 528     (while mark-alist
 529       (setq mark (cadr (car mark-alist)))
 530       (and mark
 531            (or (string= mark wl-summary-new-mark)
 532                (string= mark wl-summary-unread-uncached-mark)
 533                (string= mark wl-summary-unread-cached-mark))
 534            (setq ret-val (cons (car (car mark-alist)) ret-val)))
 535       (setq mark-alist (cdr mark-alist)))
 536     ret-val))
 537
 538 (defun wl-summary-count-unread (mark-alist &optional folder)
 539   (let ((new 0)
 540         (unread 0)
 541         mark)
 542     (while mark-alist
 543       (setq mark (cadr (car mark-alist)))
 544       (and mark
 545            (cond
 546             ((string= mark wl-summary-new-mark)
 547              (setq new (+ 1 new)))
 548             ((or (string= mark wl-summary-unread-uncached-mark)
 549                  (string= mark wl-summary-unread-cached-mark))
 550              (setq unread (+ 1 unread)))))
 551       (setq mark-alist (cdr mark-alist)))
 552     (if (eq major-mode 'wl-summary-mode)
 553         (setq wl-summary-buffer-new-count new
 554               wl-summary-buffer-unread-count unread))
 555     (+ new unread)))
 556
 557 (defun wl-summary-reedit (&optional arg)
 558   "Re-edit current message.
 559 If ARG is non-nil, Supersedes message"
 560   (interactive "P")
 561   (if arg
 562       (wl-summary-supersedes-message)
 563     (if (string= wl-summary-buffer-folder-name wl-draft-folder)
 564         (if (wl-summary-message-number)
 565             (unwind-protect
 566                 (wl-draft-reedit (wl-summary-message-number))
 567               (if (wl-message-news-p)
 568                   (mail-position-on-field "Newsgroups")
 569                 (mail-position-on-field "To"))
 570               (delete-other-windows)))
 571       (save-excursion
 572         (let ((mmelmo-force-fetch-entire-message t))
 573           (if (null (wl-summary-message-number))
 574               (message "No message.")
 575             (wl-summary-set-message-buffer-or-redisplay)
 576             (set-buffer (wl-message-get-original-buffer))
 577             (wl-draft-edit-string (buffer-substring (point-min)
 578                                                     (point-max)))))))))
 579
 580 (defun wl-summary-resend-bounced-mail ()
 581   "Re-mail the current message.
 582 This only makes sense if the current message is a bounce message which
 583 contains some mail you have written but has been bounced back to
 584 you."
 585   (interactive)
 586   (save-excursion
 587     (let ((mmelmo-force-fetch-entire-message t))
 588       (wl-summary-set-message-buffer-or-redisplay)
 589       (set-buffer (wl-message-get-original-buffer))
 590       (goto-char (point-min))
 591       (let ((case-fold-search nil))
 592         (cond
 593          ((and
 594            (re-search-forward
 595             (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/report\\)") nil t)
 596            (not (bolp))
 597            (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 598           (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 599                 start)
 600             (cond
 601              ((and (setq start (re-search-forward
 602                            (concat "^--" boundary "\n"
 603                                    "[Cc]ontent-[Tt]ype:[ \t]+"
 604                                    "\\(message/rfc822\\|text/rfc822-headers\\)\n"
 605                                    "\\(.+\n\\)*\n") nil t))
 606                    (re-search-forward
 607                          (concat "\n\\(--" boundary "\\)--\n") nil t))
 608               (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 609              (t
 610               (message "Seems no message/rfc822 part.")))))
 611          ((let ((case-fold-search t))
 612             (re-search-forward wl-rejected-letter-start nil t))
 613           (skip-chars-forward " \t\n")
 614           (wl-draft-edit-string (buffer-substring (point) (point-max))))
 615          (t
 616           (message "Does not appear to be a rejected letter.")))))))
 617
 618 (defun wl-summary-resend-message (address)
 619   "Resend the current message to ADDRESS."
 620   (interactive "sResend message to: ")
 621   (if (or (null address) (string-match "^[ \t]*$" address))
 622       (message "No address specified.")
 623     (message "Resending message to %s..." address)
 624     (save-excursion
 625       (let ((mmelmo-force-fetch-entire-message t))
 626         (wl-summary-set-message-buffer-or-redisplay)
 627         ;; We first set up a normal mail buffer.
 628         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 629         (buffer-disable-undo (current-buffer))
 630         (erase-buffer)
 631         (setq wl-sent-message-via nil)
 632         ;; Insert our usual headers.
 633         (wl-draft-insert-from-field)
 634         (wl-draft-insert-date-field)
 635         (insert "to: " address "\n")
 636         (goto-char (point-min))
 637         ;; Rename them all to "Resent-*".
 638         (while (re-search-forward "^[A-Za-z]" nil t)
 639           (forward-char -1)
 640           (insert "Resent-"))
 641         (widen)
 642         (forward-line)
 643         (delete-region (point) (point-max))
 644         (let ((beg  (point)))
 645           ;; Insert the message to be resent.
 646           (insert-buffer-substring (wl-message-get-original-buffer))
 647           (goto-char (point-min))
 648           (search-forward "\n\n")
 649           (forward-char -1)
 650           (save-restriction
 651             (narrow-to-region beg (point))
 652             (wl-draft-delete-fields wl-ignored-resent-headers)
 653             (goto-char (point-max)))
 654           (insert mail-header-separator)
 655           ;; Rename all old ("Previous-")Resent headers.
 656           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 657             (beginning-of-line)
 658             (insert "Previous-"))
 659           ;; Quote any "From " lines at the beginning.
 660           (goto-char beg)
 661           (when (looking-at "From ")
 662             (replace-match "X-From-Line: ")))
 663         ;; Send it.
 664         (wl-draft-dispatch-message)
 665         (kill-buffer (current-buffer)))
 666       (message "Resending message to %s...done" address))))
 667
 668 (defun wl-summary-msgdb-load-async (folder)
 669   "Loading msgdb and selecting FOLDER is executed asynchronously in IMAP4."
 670   (if (and (elmo-folder-plugged-p folder)
 671            (eq (elmo-folder-get-type folder) 'imap4))
 672       (let ((spec (elmo-folder-get-spec folder))
 673             session mailbox
 674             msgdb response tag)
 675         (unwind-protect
 676             (progn
 677               (setq session (elmo-imap4-get-session spec)
 678                     mailbox (elmo-imap4-spec-mailbox spec)
 679                     tag (elmo-imap4-send-command session
 680                                                  (list "select "
 681                                                        (elmo-imap4-mailbox
 682                                                         mailbox))))
 683               (setq msgdb (elmo-msgdb-load (elmo-string folder)))
 684               (setq response (elmo-imap4-read-response session tag)))
 685           (if response
 686               (elmo-imap4-session-set-current-mailbox-internal session mailbox)
 687             (and session
 688                  (elmo-imap4-session-set-current-mailbox-internal session nil))
 689             (message "Select mailbox %s failed" mailbox)))
 690         msgdb)
 691     (elmo-msgdb-load (elmo-string folder))))
 692
 693 (defun wl-summary-buffer-set-folder (folder)
 694   (setq wl-summary-buffer-folder-name folder)
 695   (setq wl-summary-buffer-folder-indicator
 696         (if (memq 'modeline wl-use-folder-petname)
 697             (wl-folder-get-petname folder)
 698           folder))
 699   (when (wl-summary-sticky-p)
 700     (make-local-variable 'wl-message-buf-name)
 701     (setq wl-message-buf-name (format "%s:%s" wl-message-buf-name folder)))
 702   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 703                                             wl-folder-mime-charset-alist
 704                                             folder)
 705                                            wl-mime-charset))
 706   (setq wl-summary-buffer-weekday-name-lang
 707         (or (wl-get-assoc-list-value
 708              wl-folder-weekday-name-lang-alist
 709              folder)
 710             wl-summary-weekday-name-lang))
 711   (setq wl-summary-buffer-thread-indent-set
 712         (wl-get-assoc-list-value
 713          wl-folder-thread-indent-set-alist
 714          folder))
 715   (setq wl-summary-buffer-persistent (wl-folder-persistent-p folder))
 716   (setq
 717    wl-thread-indent-level-internal
 718    (or (nth 0 wl-summary-buffer-thread-indent-set)
 719        wl-thread-indent-level)
 720    wl-thread-have-younger-brother-str-internal
 721    (or (nth 1 wl-summary-buffer-thread-indent-set)
 722        wl-thread-have-younger-brother-str)
 723    wl-thread-youngest-child-str-internal
 724    (or (nth 2 wl-summary-buffer-thread-indent-set)
 725        wl-thread-youngest-child-str)
 726    wl-thread-vertical-str-internal
 727    (or (nth 3 wl-summary-buffer-thread-indent-set)
 728        wl-thread-vertical-str)
 729    wl-thread-horizontal-str-internal
 730    (or (nth 4 wl-summary-buffer-thread-indent-set)
 731        wl-thread-horizontal-str)
 732    wl-thread-space-str-internal
 733    (or (nth 5 wl-summary-buffer-thread-indent-set)
 734        wl-thread-space-str))
 735   (setq wl-thread-indent-regexp
 736         (concat
 737          (regexp-quote wl-thread-have-younger-brother-str-internal) "\\|"
 738          (regexp-quote wl-thread-youngest-child-str-internal) "\\|"
 739          (regexp-quote wl-thread-vertical-str-internal) "\\|"
 740          (regexp-quote wl-thread-horizontal-str-internal) "\\|"
 741          (regexp-quote wl-thread-space-str-internal)))
 742   (run-hooks 'wl-summary-buffer-set-folder-hook))
 743
 744 (defun wl-summary-mode ()
 745   "Major mode for reading threaded messages.
 746 The keys that are defined for this mode are:\\<wl-summary-mode-map>
 747
 748 SPC     Read messages.
 749 DEL     Back-scroll this message.
 750 .       Force to display this message.
 751 RET     Make this message scroll up with one line.
 752 M-RET - Make this message scroll down with one line.
 753
 754 C-n     Go to the next line.
 755 C-p     Go to the previous line.
 756 n       Move to below then display.
 757 N       Move to next unread.
 758 p       Move to above then display.
 759 P       Move to previous unread.
 760 s       Sync current folder.
 761 t       Same as 's' but force update.
 762 g       Go to the folder which you input.
 763 w       Write a message. A new draft is prepared.
 764 a       Answer to this message. A new draft is prepared in Draft mode.
 765 f       Forward this message to a third person. A new draft is prepared in
 766         Draft mode and this message is automatically attached.
 767 v       Toggle \"Summary and Folder view\".
 768         You can quickly put the delete marks since the next message is not
 769         displayed.
 770 i       Prefetch message if uncached.
 771 o       Put the refile mark('o') on this message.
 772 !       Mark current message as unread.
 773 $       Toggle mark current message as important.
 774 d       Put the delete mark('D') on this message.
 775 c       Check all messages as read.
 776 *       Put the temporal mark('*') on this message.
 777 u       Cancel the mark on this message.
 778 x       Process marked messages.
 779
 780 mo      Put the refile mark onto all messages marked with '*'.
 781         This is very convenient to refile all messages picked by '?'.
 782 md      Put the delete mark onto all messages marked with '*'.
 783 mi      Prefetch all messages marked with '*'.
 784 mu      Unmark all target-marked messages.
 785 mt      Put the '*' mark onto all messages which belong to th current thread.
 786 ma      Put the '*' mark onto all messages.
 787 ?       Pick messages according to a pick pattern which you input,
 788         then put the '*' mark onto them.
 789 q       Goto folder mode."
 790   (interactive)
 791   (unless (interactive-p) (kill-all-local-variables))
 792   (setq major-mode 'wl-summary-mode)
 793   (setq mode-name "Summary")
 794   (use-local-map wl-summary-mode-map)
 795 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 796   (setq buffer-read-only t)
 797   (setq truncate-lines t)
 798 ;;;(make-local-variable 'tab-width)
 799 ;;;(setq tab-width 1)
 800   (buffer-disable-undo (current-buffer))
 801   (if wl-use-semi
 802       (setq wl-summary-buffer-message-redisplay-func
 803             'wl-mmelmo-message-redisplay)
 804     (setq wl-summary-buffer-message-redisplay-func
 805           'wl-normal-message-redisplay))
 806   (wl-mode-line-buffer-identification '("Wanderlust: "
 807                                         wl-summary-buffer-folder-indicator
 808                                         wl-summary-buffer-unread-status))
 809   (easy-menu-add wl-summary-mode-menu)
 810   ;; This hook may contain the function `wl-setup-summary' for reasons
 811   ;; of system internal to accord facilities for the Emacs variants.
 812   (run-hooks 'wl-summary-mode-hook))
 813
 814 (defun wl-summary-overview-entity-compare-by-date (x y)
 815   "Compare entity X and Y by date."
 816   (condition-case nil
 817       (string<
 818        (timezone-make-date-sortable
 819         (elmo-msgdb-overview-entity-get-date x))
 820        (timezone-make-date-sortable
 821         (elmo-msgdb-overview-entity-get-date y)))
 822     (error))) ;; ignore error.
 823
 824 (defun wl-summary-overview-entity-compare-by-number (x y)
 825    "Compare entity X and Y by number."
 826   (<
 827    (elmo-msgdb-overview-entity-get-number x)
 828    (elmo-msgdb-overview-entity-get-number y)))
 829
 830 (defun wl-summary-overview-entity-compare-by-from (x y)
 831   "Compare entity X and Y by from."
 832   (string<
 833    (wl-address-header-extract-address
 834     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 835         wl-summary-no-from-message))
 836    (wl-address-header-extract-address
 837     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 838         wl-summary-no-from-message))))
 839
 840 (defun wl-summary-overview-entity-compare-by-subject (x y)
 841   "Compare entity X and Y by subject."
 842   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 843            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 844
 845 (defun wl-summary-sort-by-date ()
 846   (interactive)
 847   (wl-summary-rescan "date"))
 848 (defun wl-summary-sort-by-number ()
 849   (interactive)
 850   (wl-summary-rescan "number"))
 851 (defun wl-summary-sort-by-subject ()
 852   (interactive)
 853   (wl-summary-rescan "subject"))
 854 (defun wl-summary-sort-by-from ()
 855   (interactive)
 856   (wl-summary-rescan "from"))
 857
 858 (defun wl-summary-rescan (&optional sort-by)
 859   "Rescan current folder without updating."
 860   (interactive)
 861   (let* ((cur-buf (current-buffer))
 862          (msgdb wl-summary-buffer-msgdb)
 863          (overview (elmo-msgdb-get-overview msgdb))
 864          (number-alist (elmo-msgdb-get-number-alist msgdb))
 865          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
 866          (elmo-mime-charset wl-summary-buffer-mime-charset)
 867          i percent num
 868          gc-message entity
 869          curp
 870          (inhibit-read-only t)
 871          (buffer-read-only nil)
 872          expunged)
 873     (fset 'wl-summary-append-message-func-internal
 874           (wl-summary-get-append-message-func))
 875     (erase-buffer)
 876     (message "Re-scanning...")
 877     (setq i 0)
 878     (setq num (length overview))
 879     (when sort-by
 880       (message "Sorting by %s..." sort-by)
 881       (setq overview
 882             (sort overview
 883                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 884                                   sort-by))))
 885       (message "Sorting by %s...done" sort-by)
 886       (elmo-msgdb-set-overview wl-summary-buffer-msgdb
 887                                overview))
 888     (setq curp overview)
 889     (set-buffer cur-buf)
 890     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 891     (setq wl-thread-entity-list nil)
 892     (setq wl-thread-entities nil)
 893     (setq wl-summary-buffer-target-mark-list nil)
 894     (setq wl-summary-buffer-refile-list nil)
 895     (setq wl-summary-buffer-delete-list nil)
 896     (setq wl-summary-delayed-update nil)
 897     (elmo-kill-buffer wl-summary-search-buf-name)
 898     (message "Constructing summary structure...")
 899     (while curp
 900       (setq entity (car curp))
 901       (wl-summary-append-message-func-internal entity overview mark-alist
 902                                                nil)
 903       (setq curp (cdr curp))
 904       (when (> num elmo-display-progress-threshold)
 905         (setq i (+ i 1))
 906         (if (or (zerop (% i 5)) (= i num))
 907             (elmo-display-progress
 908              'wl-summary-rescan "Constructing summary structure..."
 909              (/ (* i 100) num)))))
 910     (when wl-summary-delayed-update
 911       (while wl-summary-delayed-update
 912         (message "Parent (%d) of message %d is no entity"
 913                  (caar wl-summary-delayed-update)
 914                  (elmo-msgdb-overview-entity-get-number
 915                   (cdar wl-summary-delayed-update)))
 916         (wl-summary-append-message-func-internal
 917          (cdar wl-summary-delayed-update)
 918          overview mark-alist nil t)
 919         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 920     (message "Constructing summary structure...done")
 921     (set-buffer cur-buf)
 922     (when (eq wl-summary-buffer-view 'thread)
 923       (message "Inserting thread...")
 924       (wl-thread-insert-top)
 925       (message "Inserting thread...done"))
 926     (when wl-use-scoring
 927       (setq wl-summary-scored nil)
 928       (wl-summary-score-headers nil msgdb
 929                                 (wl-summary-rescore-msgs number-alist)
 930                                 t)
 931       (when (and wl-summary-scored
 932                  (setq expunged (wl-summary-score-update-all-lines)))
 933         (message "%d message(s) are expunged by scoring." (length expunged))))
 934     (wl-summary-set-message-modified)
 935     (wl-summary-count-unread mark-alist)
 936     (wl-summary-update-modeline)
 937     (goto-char (point-max))
 938     (forward-line -1)
 939     (set-buffer-modified-p nil)))
 940
 941 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
 942   (if (and next-entity
 943            wl-auto-select-next)
 944       (let (retval)
 945         (wl-summary-toggle-disp-msg 'off)
 946         (unwind-protect
 947             (setq retval
 948                   (wl-summary-goto-folder-subr next-entity
 949                                                'force-update
 950                                                nil
 951                                                nil ; not sticky
 952                                                t   ; interactive!
 953                                                ))
 954           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
 955           (if (and (eq retval 'more-next)
 956                    (memq wl-auto-select-next '(unread skip-no-unread))
 957                    (memq this-command wl-summary-next-no-unread-command))
 958               (if upward
 959                   (wl-summary-up
 960                    t (eq wl-auto-select-next 'skip-no-unread))
 961                 (goto-char (point-max))
 962                 (forward-line -1)
 963                 (wl-summary-down
 964                  t (eq wl-auto-select-next 'skip-no-unread))))))
 965     (wl-summary-exit)))
 966
 967 (defun wl-summary-entity-info-msg (entity finfo)
 968   (or (and entity
 969            (concat
 970             (elmo-replace-in-string
 971              (if (memq 'ask-folder wl-use-folder-petname)
 972                  (wl-folder-get-petname entity)
 973                entity)
 974              "%" "%%")
 975             (if (null (car finfo))
 976                 " (? new/? unread)"
 977               (format
 978                " (%d new/%d unread)"
 979                (nth 0 finfo)
 980                (+ (nth 0 finfo)
 981                   (nth 1 finfo))))))
 982       "folder mode"))
 983
 984 (defun wl-summary-set-message-modified ()
 985   (setq wl-summary-buffer-message-modified t))
 986 (defun wl-summary-message-modified-p ()
 987   wl-summary-buffer-message-modified)
 988 (defun wl-summary-set-mark-modified ()
 989   (setq wl-summary-buffer-mark-modified t))
 990 (defun wl-summary-mark-modified-p ()
 991   wl-summary-buffer-mark-modified)
 992 (defun wl-summary-set-thread-modified ()
 993   (setq wl-summary-buffer-thread-modified t))
 994 (defun wl-summary-thread-modified-p ()
 995   wl-summary-buffer-thread-modified)
 996
 997 (defun wl-summary-msgdb-save ()
 998   "Save msgdb if modified."
 999   (when wl-summary-buffer-msgdb
1000     (save-excursion
1001       (let (path)
1002         (when (wl-summary-message-modified-p)
1003           (setq path (elmo-msgdb-expand-path wl-summary-buffer-folder-name))
1004           (elmo-msgdb-overview-save
1005            path
1006            (elmo-msgdb-get-overview wl-summary-buffer-msgdb))
1007           (elmo-msgdb-number-save
1008            path
1009            (elmo-msgdb-get-number-alist wl-summary-buffer-msgdb))
1010           (elmo-folder-set-info-max-by-numdb
1011            (elmo-string wl-summary-buffer-folder-name)
1012            (elmo-msgdb-get-number-alist
1013             wl-summary-buffer-msgdb))
1014           (setq wl-summary-buffer-message-modified nil)
1015           (run-hooks 'wl-summary-buffer-message-saved-hook))
1016         (when (wl-summary-mark-modified-p)
1017           (or path
1018               (setq path (elmo-msgdb-expand-path
1019                           wl-summary-buffer-folder-name)))
1020           (elmo-msgdb-mark-save
1021            path
1022            (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
1023 ;;;       (elmo-folder-set-info-hashtb
1024 ;;;        (elmo-string wl-summary-buffer-folder-name)
1025 ;;;        nil nil
1026 ;;;        0
1027 ;;;        (+ wl-summary-buffer-new-count wl-summary-buffer-unread-count))
1028 ;;;       (setq wl-folder-info-alist-modified t)
1029           (setq wl-summary-buffer-mark-modified nil)
1030           (run-hooks 'wl-summary-buffer-mark-saved-hook))))))
1031
1032 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1033   (if (or wl-summary-buffer-refile-list
1034           wl-summary-buffer-copy-list
1035           wl-summary-buffer-delete-list)
1036       (if (y-or-n-p "Marks remain to be executed.  Execute them? ")
1037           (progn
1038             (wl-summary-exec)
1039             (if (or wl-summary-buffer-refile-list
1040                     wl-summary-buffer-copy-list
1041                     wl-summary-buffer-delete-list)
1042                 (error "Some execution was failed")))
1043         ;; delete temp-marks
1044         (message "")
1045         (wl-summary-delete-all-refile-marks)
1046         (wl-summary-delete-all-copy-marks)
1047         (wl-summary-delete-all-delete-marks)))
1048   (if wl-summary-buffer-target-mark-list
1049       (progn
1050         (wl-summary-delete-all-target-marks)
1051         (setq wl-summary-buffer-target-mark-list nil)))
1052   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1053   (setq wl-summary-scored nil))
1054
1055 ;; a subroutine for wl-summary-exit/wl-save-status
1056 (defun wl-summary-save-status (&optional sticky)
1057   ;; already in summary buffer.
1058   (when wl-summary-buffer-persistent
1059     ;; save the current summary buffer view.
1060     (if (and wl-summary-cache-use
1061              (or (wl-summary-message-modified-p)
1062                  (wl-summary-mark-modified-p)
1063                  (wl-summary-thread-modified-p)))
1064         (wl-summary-save-view-cache))
1065     ;; save msgdb ...
1066     (wl-summary-msgdb-save)))
1067
1068 (defun wl-summary-force-exit ()
1069   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1070   (interactive)
1071   (wl-summary-exit 'force-exit))
1072
1073 (defun wl-summary-exit (&optional force-exit)
1074   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1075   (interactive "P")
1076   (let ((summary-buf (current-buffer))
1077         (sticky (wl-summary-sticky-p))
1078         (message-buf (get-buffer wl-message-buf-name))
1079         summary-win
1080         message-buf message-win
1081         folder-buf folder-win)
1082     (if wl-summary-buffer-exit-func
1083         (funcall wl-summary-buffer-exit-func)
1084       (wl-summary-cleanup-temp-marks sticky)
1085       (unwind-protect
1086           ;; save summary status
1087           (progn
1088             (wl-summary-save-status sticky)
1089             (elmo-commit wl-summary-buffer-folder-name)
1090             (if wl-use-scoring
1091                 (wl-score-save)))
1092         ;; for sticky summary
1093         (wl-delete-all-overlays)
1094         (setq wl-summary-buffer-disp-msg nil)
1095         (elmo-kill-buffer wl-summary-search-buf-name)
1096         ;; delete message window if displayed.
1097         (if (setq message-buf (get-buffer wl-message-buf-name))
1098             (if (setq message-win (get-buffer-window message-buf))
1099                 (delete-window message-win)))
1100         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1101             (if (setq folder-win (get-buffer-window folder-buf))
1102                 ;; folder win is already displayed.
1103                 (select-window folder-win)
1104               ;; folder win is not displayed.
1105               (switch-to-buffer folder-buf))
1106           ;; currently no folder buffer
1107           (wl-folder))
1108         (and wl-folder-move-cur-folder
1109              wl-folder-buffer-cur-point
1110              (goto-char wl-folder-buffer-cur-point))
1111         (setq wl-folder-buffer-cur-path nil)
1112         (setq wl-folder-buffer-cur-entity-id nil)
1113         (wl-delete-all-overlays)
1114         (if wl-summary-exit-next-move
1115             (wl-folder-next-unsync t)
1116           (beginning-of-line))
1117         (if (setq summary-win (get-buffer-window summary-buf))
1118             (delete-window summary-win))
1119         (if (or force-exit
1120                 (not sticky))
1121             (progn
1122               (set-buffer summary-buf)
1123               (and (get-buffer wl-message-buf-name)
1124                    (kill-buffer wl-message-buf-name))
1125               ;; kill buffers of mime-view-caesar
1126               (wl-kill-buffers
1127                (format "^%s-([0-9 ]+)$" (regexp-quote wl-message-buf-name)))
1128               (kill-buffer summary-buf)))
1129         (run-hooks 'wl-summary-exit-hook)))))
1130
1131 (defun wl-summary-sync-force-update (&optional unset-cursor)
1132   (interactive)
1133   (let ((msgdb-dir (elmo-msgdb-expand-path wl-summary-buffer-folder-name))
1134         (type (elmo-folder-get-type wl-summary-buffer-folder-name))
1135         ret-val seen-list)
1136     (unwind-protect
1137         (progn
1138           (if wl-summary-buffer-persistent
1139               (setq seen-list (elmo-msgdb-seen-load msgdb-dir)))
1140           (setq ret-val (wl-summary-sync-update3 seen-list unset-cursor))
1141           (if wl-summary-buffer-persistent
1142               (progn
1143                 (if (and (eq type 'imap4)
1144                          (not (elmo-folder-plugged-p
1145                                wl-summary-buffer-folder-name)))
1146                     (let* ((msgdb wl-summary-buffer-msgdb)
1147                            (number-alist (elmo-msgdb-get-number-alist msgdb)))
1148                       (elmo-mark-as-read wl-summary-buffer-folder-name
1149                                          (mapcar
1150                                           (lambda (msgid)
1151                                             (car (rassoc msgid number-alist)))
1152                                           seen-list) msgdb)))
1153                 (elmo-msgdb-seen-save msgdb-dir nil))))
1154       (set-buffer (current-buffer)))
1155     (if (interactive-p)
1156         (message "%s" ret-val))
1157     ret-val))
1158
1159 (defun wl-summary-sync (&optional unset-cursor force-range)
1160   (interactive)
1161   (let* ((folder wl-summary-buffer-folder-name)
1162          (inhibit-read-only t)
1163          (buffer-read-only nil)
1164          (msgdb-dir (elmo-msgdb-expand-path
1165                      folder))
1166          (range (or force-range (wl-summary-input-range folder)))
1167          mes seen-list)
1168     (cond ((string= range "all")
1169            ;; initialize buffer local databases.
1170            (unless (elmo-folder-plugged-p folder) ; forbidden
1171              (error "Unplugged"))
1172            (wl-summary-cleanup-temp-marks)
1173            (setq seen-list
1174                  (nconc
1175                   (elmo-msgdb-mark-alist-to-seen-list
1176                    (elmo-msgdb-get-number-alist
1177                     wl-summary-buffer-msgdb)
1178                    (elmo-msgdb-get-mark-alist
1179                     wl-summary-buffer-msgdb)
1180                    (concat wl-summary-important-mark
1181                            wl-summary-read-uncached-mark))
1182                   (elmo-msgdb-seen-load msgdb-dir)))
1183            (setq wl-thread-entity-hashtb (elmo-make-hash
1184                                           (* (length (elmo-msgdb-get-number-alist
1185                                                       wl-summary-buffer-msgdb)) 2)))
1186            (setq wl-summary-buffer-msgdb (elmo-msgdb-clear)) ;;'(nil nil nil nil))
1187            (setq wl-thread-entity-list nil)
1188            (setq wl-thread-entities nil)
1189            (setq wl-summary-buffer-target-mark-list nil)
1190            (setq wl-summary-buffer-refile-list nil)
1191            (setq wl-summary-buffer-copy-list nil)
1192            (setq wl-summary-buffer-delete-list nil)
1193            (wl-summary-buffer-number-column-detect nil)
1194            (elmo-clear-killed folder)
1195            (setq mes (wl-summary-sync-update3 seen-list unset-cursor))
1196            (elmo-msgdb-seen-save msgdb-dir nil) ; delete all seen.
1197            (if mes (message "%s" mes)))
1198 ;;;        (wl-summary-sync-all folder t))
1199           ((string= range "rescan")
1200            (let ((msg (wl-summary-message-number)))
1201              (wl-summary-rescan)
1202              (and msg (wl-summary-jump-to-msg msg))))
1203           ((string= range "rescan-noscore")
1204            (let ((msg (wl-summary-message-number))
1205                  wl-use-scoring)
1206              (wl-summary-rescan)
1207              (and msg (wl-summary-jump-to-msg msg))))
1208           ((or (string-match "last:" range)
1209                (string-match "first:" range))
1210            (wl-summary-goto-folder-subr (concat "/" range "/" folder)
1211                                         'force-update nil nil t))
1212           ((string= range "no-sync")
1213            ;; do nothing.
1214            )
1215           (t
1216            (setq seen-list (elmo-msgdb-seen-load msgdb-dir))
1217            (setq mes (wl-summary-sync-update3 seen-list unset-cursor))
1218            (elmo-msgdb-seen-save msgdb-dir nil) ; delete all seen.
1219            (if mes (message "%s" mes))))))
1220
1221 (defvar wl-summary-edit-addresses-candidate-fields
1222   ;; First element becomes default.
1223   '("from" "to" "cc"))
1224
1225 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1226   (let ((fields wl-summary-edit-addresses-candidate-fields)
1227         body candidates components)
1228     (while fields
1229       (setq body
1230             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1231                        ","))
1232       (setq body (wl-parse-addresses body))
1233       (if body (setq candidates (append candidates body)))
1234       (setq fields (cdr fields)))
1235     (setq candidates (elmo-uniq-list candidates))
1236     (elmo-set-work-buf
1237      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1238      (mapcar (function
1239               (lambda (x)
1240                 (setq components (std11-extract-address-components x))
1241                 (cons (nth 1 components)
1242                       (and (car components)
1243                            (eword-decode-string
1244                             (decode-mime-charset-string
1245                              (car components)
1246                              mime-charset))))))
1247              candidates))))
1248
1249 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1250   ;; returns nil if there's no change.
1251   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1252       (let (char)
1253         (message (format "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1254                          the-email))
1255         (while (not (or (eq (setq char (read-char)) ?\r)
1256                         (eq char ?\n)
1257                         (eq char ? )
1258                         (eq char ?e)
1259                         (eq char ?c)
1260                         (eq char ?d)))
1261           (message
1262            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1263         (cond
1264          ((or (eq char ?e)
1265               (eq char ?\n)
1266               (eq char ?\r)
1267               (eq char ? ))
1268           ;; Change Addresses
1269           (wl-address-petname-add-or-change
1270            the-email
1271            (elmo-get-hash-val the-email wl-address-petname-hash)
1272            (wl-address-header-extract-realname
1273             (cdr (assoc (downcase the-email)
1274                         wl-address-completion-list))) t)
1275           "edited")
1276          ((eq char ?d)
1277           ;; Delete Addresses
1278           (if (y-or-n-p (format "Delete '%s'? "
1279                                 the-email))
1280               (progn
1281                 (wl-address-petname-delete the-email)
1282                 "deleted")
1283             (message "")
1284             nil))
1285          (t (message "")
1286             nil)))
1287     ;; Add Petname
1288     (wl-address-petname-add-or-change
1289      the-email name-in-addr name-in-addr)
1290     "added"))
1291
1292 (defun wl-summary-edit-addresses (&optional addr-str)
1293   "Edit address book interactively.
1294 Optional argument ADDR-STR is used as a target address if specified."
1295   (interactive (if current-prefix-arg
1296                    (list (read-from-minibuffer "Target address: "))))
1297   (if (null (wl-summary-message-number))
1298       (message "No message.")
1299     (save-excursion
1300       (wl-summary-set-message-buffer-or-redisplay))
1301     (let* ((charset wl-summary-buffer-mime-charset)
1302            (candidates
1303             (with-current-buffer (wl-message-get-original-buffer)
1304               (wl-summary-edit-addresses-collect-candidate-fields
1305                charset)))
1306            address pair result)
1307       (if addr-str
1308           (setq address addr-str)
1309         (when candidates
1310           (setq address (car (car candidates)))
1311           (setq address
1312                 (completing-read
1313                  (format "Target address (%s): " address)
1314                  (mapcar
1315                   (function (lambda (x) (cons (car x) (car x))))
1316                   candidates)
1317                  nil nil nil nil address))))
1318       (when address
1319         (setq pair (assoc address candidates))
1320         (unless pair
1321           (setq pair (cons address nil)))
1322         (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1323           ;; update alias
1324           (wl-status-update)
1325           (setq address (assoc (car pair) wl-address-list))
1326           (if address
1327               (message "%s, %s, <%s> is %s."
1328                        (nth 2 address)
1329                        (nth 1 address)
1330                        (nth 0 address)
1331                        result)))
1332 ;;; i'd like to update summary-buffer, but...
1333 ;;;     (wl-summary-rescan)
1334         (run-hooks 'wl-summary-edit-addresses-hook)))))
1335
1336 (defun wl-summary-incorporate (&optional arg)
1337   "Check and prefetch all uncached messages.
1338 If ARG is non-nil, checking is omitted."
1339   (interactive "P")
1340   (unless arg
1341     (save-excursion
1342       (wl-summary-sync-force-update)))
1343   (wl-summary-prefetch-region (point-min) (point-max)
1344                               wl-summary-incorporate-marks))
1345
1346 (defun wl-summary-prefetch-msg (number &optional arg)
1347   "Returns status-mark. if skipped, returns nil."
1348   ;; prefetching procedure.
1349   (save-excursion
1350     (let* ((msgdb wl-summary-buffer-msgdb)
1351            (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1352            (number-alist (elmo-msgdb-get-number-alist msgdb))
1353            (message-id (cdr (assq number number-alist)))
1354            (ov (assoc message-id
1355                       (elmo-msgdb-get-overview msgdb)))
1356            (entity ov)
1357            (size (elmo-msgdb-overview-entity-get-size ov))
1358            (inhibit-read-only t)
1359            (buffer-read-only nil)
1360            (force-read (and size
1361                             (or (null wl-prefetch-threshold)
1362                                 (< size wl-prefetch-threshold))))
1363            mark new-mark)
1364       (if (or arg
1365               (null (elmo-cache-exists-p message-id)))
1366           (unwind-protect
1367               (progn
1368                 (when (and size (not force-read) wl-prefetch-confirm)
1369                   (setq force-read
1370                         (save-restriction
1371                           (widen)
1372                           (y-or-n-p
1373                            (format
1374                             "Message from %s has %d bytes.  Prefetch it? "
1375                             (concat
1376                              "[ "
1377                              (save-match-data
1378                                (wl-set-string-width
1379                                 wl-from-width
1380                                 (wl-summary-from-func-internal
1381                                  (eword-decode-string
1382                                   (elmo-delete-char
1383                                    ?\"
1384                                    (or
1385                                     (elmo-msgdb-overview-entity-get-from ov)
1386                                     "??")))))) " ]")
1387                             size))))
1388                   (message ""))         ; flush.
1389                 (setq mark (cadr (assq number mark-alist)))
1390                 (if force-read
1391                     (save-excursion
1392                       (save-match-data
1393                         (if (and (null (elmo-folder-plugged-p
1394                                         wl-summary-buffer-folder-name))
1395                                  elmo-enable-disconnected-operation)
1396                             (progn;; append-queue for offline
1397                               (elmo-dop-prefetch-msgs
1398                                wl-summary-buffer-folder-name (list number))
1399                               (setq new-mark
1400                                     (cond
1401                                      ((string= mark
1402                                                wl-summary-unread-uncached-mark)
1403                                       wl-summary-unread-cached-mark)
1404                                      ((string= mark wl-summary-new-mark)
1405                                       (setq wl-summary-buffer-new-count
1406                                             (- wl-summary-buffer-new-count 1))
1407                                       (setq wl-summary-buffer-unread-count
1408                                             (+ wl-summary-buffer-unread-count 1))
1409                                       wl-summary-unread-cached-mark)
1410                                      ((or (null mark)
1411                                           (string= mark wl-summary-read-uncached-mark))
1412                                       (setq wl-summary-buffer-unread-count
1413                                             (+ wl-summary-buffer-unread-count 1))
1414                                       wl-summary-unread-cached-mark)
1415                                      (t mark))))
1416                           ;; online
1417                           (elmo-prefetch-msg wl-summary-buffer-folder-name
1418                                              number
1419                                              (wl-message-get-original-buffer)
1420                                              msgdb)
1421                           (setq new-mark
1422                                 (cond
1423                                  ((string= mark
1424                                            wl-summary-unread-uncached-mark)
1425                                   wl-summary-unread-cached-mark)
1426                                  ((string= mark wl-summary-new-mark)
1427                                   (setq wl-summary-buffer-new-count
1428                                         (- wl-summary-buffer-new-count 1))
1429                                   (setq wl-summary-buffer-unread-count
1430                                         (+ wl-summary-buffer-unread-count 1))
1431                                   wl-summary-unread-cached-mark)
1432                                  ((string= mark wl-summary-read-uncached-mark)
1433                                   nil)
1434                                  (t mark))))
1435                         (setq mark-alist (elmo-msgdb-mark-set
1436                                           mark-alist number new-mark))
1437                         (or new-mark (setq new-mark " "))
1438                         (elmo-msgdb-set-mark-alist msgdb mark-alist)
1439                         (wl-summary-set-mark-modified)
1440                         (wl-summary-update-modeline)
1441                         (wl-folder-update-unread
1442                          wl-summary-buffer-folder-name
1443                          (+ wl-summary-buffer-unread-count
1444                             wl-summary-buffer-new-count)))
1445                       new-mark))))))))
1446
1447 ;;(defvar wl-summary-message-uncached-marks
1448 ;;  (list wl-summary-new-mark
1449 ;;      wl-summary-unread-uncached-mark
1450 ;;      wl-summary-read-uncached-mark))
1451
1452 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1453   (interactive "r")
1454   (let ((count 0)
1455         targets
1456         mark length
1457         entity msg
1458         start-pos pos)
1459     (save-excursion
1460       (setq start-pos (point))
1461       (save-restriction
1462         (narrow-to-region beg end)
1463         ;; collect prefetch targets.
1464         (message "Collecting marks...")
1465         (goto-char (point-min))
1466         (while (not (eobp))
1467           (beginning-of-line)
1468           (when (looking-at "^ *\\([0-9]+\\)[^0-9]\\([^0-9]\\)")
1469             (setq mark (wl-match-buffer 2))
1470             (setq msg (string-to-int (wl-match-buffer 1)))
1471             (if (or (and (null prefetch-marks)
1472                          msg
1473                          (null (elmo-cache-exists-p
1474                                 (cdr (assq msg
1475                                            (elmo-msgdb-get-number-alist
1476                                             wl-summary-buffer-msgdb))))))
1477                     (member mark prefetch-marks))
1478                 (setq targets (nconc targets (list msg))))
1479             (setq entity (wl-thread-get-entity msg))
1480             (if (or (not (eq wl-summary-buffer-view 'thread))
1481                     (wl-thread-entity-get-opened entity))
1482                 (); opened. no hidden children.
1483               ;; hidden children!!
1484               (setq targets (nconc
1485                              targets
1486                              (wl-thread-get-children-msgs-uncached
1487                               msg prefetch-marks)))))
1488           (forward-line 1))
1489         (setq length (length targets))
1490         (message "Prefetching...")
1491         (while targets
1492           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1493                                (wl-thread-get-entity (car targets))))
1494                          (progn
1495                            (wl-summary-jump-to-msg (car targets))
1496                            (wl-summary-prefetch))
1497                        (wl-summary-prefetch-msg (car targets))))
1498           (if (if prefetch-marks
1499                   (string= mark wl-summary-unread-cached-mark)
1500                 (or (string= mark wl-summary-unread-cached-mark)
1501                     (string= mark " ")))
1502               (message "Prefetching... %d/%d message(s)"
1503                        (setq count (+ 1 count)) length))
1504           ;; redisplay!
1505           (save-excursion
1506             (setq pos (point))
1507             (goto-char start-pos)
1508             (if (pos-visible-in-window-p pos)
1509                 (save-restriction
1510                   (widen)
1511                   (sit-for 0))))
1512           (setq targets (cdr targets)))
1513         (message "Prefetched %d/%d message(s)" count length)
1514         (cons count length)))))
1515
1516 (defun wl-summary-prefetch (&optional arg)
1517   "Prefetch current message."
1518   (interactive "P")
1519   (save-excursion
1520     (save-match-data
1521       (beginning-of-line)
1522       (when (looking-at "^ *\\([0-9]+\\)[^0-9]\\([^0-9]\\)")
1523         (goto-char (match-beginning 2))
1524         (let ((inhibit-read-only t)
1525               (buffer-read-only nil)
1526               mark)
1527           (setq mark (wl-summary-prefetch-msg
1528                       (string-to-int (wl-match-buffer 1)) arg))
1529           (when mark
1530             (delete-region (match-beginning 2)
1531                            (match-end 2))
1532             (insert mark)
1533             (if wl-summary-highlight
1534                 (wl-highlight-summary-current-line)))
1535           (set-buffer-modified-p nil)
1536           mark)))))
1537
1538 (defun wl-summary-delete-all-status-marks-on-buffer ()
1539   (interactive)
1540   (save-excursion
1541     (goto-char (point-min))
1542     (let ((inhibit-read-only t)
1543           (buffer-read-only nil)
1544           (case-fold-search nil))
1545       (while (re-search-forward
1546               (concat "^" wl-summary-buffer-number-regexp ".\\(.\\)") nil t)
1547         (delete-region (match-beginning 1) (match-end 1))
1548         (insert " ")))))
1549
1550 (defun wl-summary-delete-marks-on-buffer (marks)
1551   (while marks
1552     (wl-summary-unmark (pop marks))))
1553
1554 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1555   (wl-summary-delete-marks-on-buffer copies))
1556
1557 (defun wl-summary-delete-all-refile-marks ()
1558   (let ((marks wl-summary-buffer-refile-list))
1559     (while marks
1560       (wl-summary-unmark (car (pop marks))))))
1561
1562 (defun wl-summary-delete-all-copy-marks ()
1563   (let ((marks wl-summary-buffer-copy-list))
1564     (while marks
1565       (wl-summary-unmark (car (pop marks))))))
1566
1567 (defun wl-summary-delete-all-delete-marks ()
1568   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1569
1570 (defun wl-summary-delete-all-target-marks ()
1571   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1572
1573 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1574   ;; for summary view cache saving.
1575   (interactive)
1576   (save-excursion
1577     (goto-char (point-min))
1578     (let ((inhibit-read-only t)
1579           (buffer-read-only nil)
1580           (case-fold-search nil)
1581           (regexp (concat "^" wl-summary-buffer-number-regexp "\\([^ ]\\)" )))
1582       (while (re-search-forward regexp nil t)
1583         (delete-region (match-beginning 1) (match-end 1))
1584         (insert " ")
1585         (if (and sticky wl-summary-highlight)
1586             (wl-highlight-summary-current-line))))))
1587
1588 (defun wl-summary-delete-all-marks (mark-alist mark)
1589   "Delete all MARKs in MARK-ALIST."
1590   (let ((malist mark-alist)
1591         (ret-val mark-alist)
1592         entity)
1593     (while malist
1594       (setq entity (car malist))
1595       (if (string= (cadr entity) mark)
1596           ;; delete this entity
1597           (setq ret-val (delete entity ret-val)))
1598       (setq malist (cdr malist)))
1599     ret-val))
1600
1601 ;; Does not work correctly...
1602 (defun wl-summary-mark-as-read-region (beg end)
1603   (interactive "r")
1604   (save-excursion
1605     (save-restriction
1606       (narrow-to-region beg end)
1607 ;;; use narrowing.
1608 ;;;   (save-excursion (goto-char end)
1609 ;;;                   (end-of-line) (point)))
1610       (goto-char (point-min))
1611       (if (eq wl-summary-buffer-view 'thread)
1612           (progn
1613             (while (not (eobp))
1614               (let* ((number (wl-summary-message-number))
1615                      (entity (wl-thread-get-entity number))
1616                      children)
1617                 (if (wl-thread-entity-get-opened entity)
1618                     ;; opened...mark line.
1619                     ;; Crossposts are not processed
1620                     (wl-summary-mark-as-read t)
1621                   ;; closed
1622                   (wl-summary-mark-as-read t) ; mark itself.
1623                   (setq children (wl-thread-get-children-msgs number))
1624                   (while children
1625                     (wl-summary-mark-as-read t nil nil (car children))
1626                     (setq children (cdr children))))
1627                 (forward-line 1))))
1628         (while (not (eobp))
1629           (wl-summary-mark-as-read t)
1630           (forward-line 1)))))
1631   (wl-summary-count-unread (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
1632   (wl-summary-update-modeline))
1633
1634 (defun wl-summary-mark-as-unread-region (beg end)
1635   (interactive "r")
1636   (save-excursion
1637     (save-restriction
1638       (narrow-to-region beg end)
1639 ;;; use narrowing.
1640 ;;;      (save-excursion (goto-char end)
1641 ;;;                   (end-of-line) (point)))
1642       (goto-char (point-min))
1643       (if (eq wl-summary-buffer-view 'thread)
1644           (progn
1645             (while (not (eobp))
1646               (let* ((number (wl-summary-message-number))
1647                      (entity (wl-thread-get-entity number))
1648                      children)
1649                 (if (wl-thread-entity-get-opened entity)
1650                     ;; opened...mark line.
1651                     ;; Crossposts are not processed
1652                     (wl-summary-mark-as-unread)
1653                   ;; closed
1654                   (wl-summary-mark-as-unread) ; mark itself.
1655                   (setq children
1656                         (delq number (wl-thread-get-children-msgs number)))
1657                   (while children
1658                     (wl-summary-mark-as-unread (car children))
1659                     (setq children (cdr children))))
1660                 (forward-line 1))))
1661         (while (not (eobp))
1662           (wl-summary-mark-as-unread)
1663           (forward-line 1)))))
1664   (wl-summary-count-unread (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
1665   (wl-summary-update-modeline))
1666
1667 (defun wl-summary-mark-as-important-region (beg end)
1668   (interactive "r")
1669   (save-excursion
1670     (save-restriction
1671       (narrow-to-region beg end);(save-excursion (goto-char end)
1672                                         ;    (end-of-line) (point)))
1673       (goto-char (point-min))
1674       (if (eq wl-summary-buffer-view 'thread)
1675           (progn
1676             (while (not (eobp))
1677               (let* ((number (wl-summary-message-number))
1678                      (entity (wl-thread-get-entity number))
1679                      children)
1680                 (if (wl-thread-entity-get-opened entity)
1681                     ;; opened...mark line.
1682                     ;; Crossposts are not processed
1683                     (wl-summary-mark-as-important)
1684                   ;; closed
1685                   (wl-summary-mark-as-important) ; mark itself.
1686                   (setq children
1687                         (delq number (wl-thread-get-children-msgs number)))
1688                   (while children
1689                     (wl-thread-msg-mark-as-important (car children))
1690                     (setq children (cdr children))))
1691                 (forward-line 1))))
1692         (while (not (eobp))
1693           (wl-summary-mark-as-important)
1694           (forward-line 1)))))
1695   (wl-summary-count-unread (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
1696   (wl-summary-update-modeline))
1697
1698 (defun wl-summary-mark-as-read-all ()
1699   (interactive)
1700   (if (or (not (interactive-p))
1701           (y-or-n-p "Mark all messages as read? "))
1702       (let* ((folder wl-summary-buffer-folder-name)
1703              (cur-buf (current-buffer))
1704              (msgdb wl-summary-buffer-msgdb)
1705 ;;;          (number-alist (elmo-msgdb-get-number-alist msgdb))
1706              (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1707              (malist mark-alist)
1708              (inhibit-read-only t)
1709              (buffer-read-only nil)
1710              (case-fold-search nil)
1711              msg mark)
1712         (message "Setting all msgs as read...")
1713         (elmo-mark-as-read folder (wl-summary-collect-unread mark-alist)
1714                            msgdb)
1715         (save-excursion
1716           (goto-char (point-min))
1717           (while (re-search-forward "^ *\\([0-9]+\\)[^0-9]\\([^0-9 ]\\)" nil t)
1718             (setq msg (string-to-int (wl-match-buffer 1)))
1719             (setq mark (wl-match-buffer 2))
1720             (when (and (not (string= mark wl-summary-important-mark))
1721                        (not (string= mark wl-summary-read-uncached-mark)))
1722               (delete-region (match-beginning 2) (match-end 2))
1723               (if (or (not (elmo-use-cache-p folder msg))
1724                       (string= mark wl-summary-unread-cached-mark))
1725                   (progn
1726                     (insert " ")
1727                     (setq mark-alist
1728                           (elmo-msgdb-mark-set
1729                            mark-alist
1730                            msg
1731 ;;; Use msg instead of (cdr (assq msg number-alist)).
1732 ;;;                        (cdr (assq msg number-alist))
1733                            nil)))
1734                 ;; New mark and unread-uncached mark
1735                 (insert wl-summary-read-uncached-mark)
1736                 (setq mark-alist
1737                       (elmo-msgdb-mark-set mark-alist
1738                                            msg
1739 ;;;                                        (cdr (assq msg number-alist))
1740                                            wl-summary-read-uncached-mark)))
1741               (if wl-summary-highlight
1742                   (wl-highlight-summary-current-line nil nil t)))))
1743         (setq mark-alist (wl-summary-set-as-read-mark-alist mark-alist))
1744         (wl-summary-set-mark-modified)
1745         (set-buffer cur-buf); why is this needed???
1746         (elmo-msgdb-set-mark-alist msgdb mark-alist)
1747         (wl-folder-update-unread wl-summary-buffer-folder-name 0)
1748         (setq wl-summary-buffer-unread-count 0)
1749         (setq wl-summary-buffer-new-count    0)
1750         (wl-summary-update-modeline)
1751         (message "Setting all msgs as read...done")
1752         (set-buffer-modified-p nil))))
1753
1754 (defun wl-summary-delete-cache ()
1755   "Delete cache of current message."
1756   (interactive)
1757   (save-excursion
1758     (let* ((inhibit-read-only t)
1759            (buffer-read-only nil)
1760            (folder wl-summary-buffer-folder-name)
1761            (msgdb wl-summary-buffer-msgdb)
1762            (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1763            (number-alist (elmo-msgdb-get-number-alist msgdb))
1764            (case-fold-search nil)
1765            mark number unread new-mark)
1766 ;;;   (re-search-backward "^ *[0-9]+..[0-9]+/[0-9]+" nil t) ; set cursor line
1767       (beginning-of-line)
1768       (when (looking-at "^ *\\([0-9]+\\)[^0-9]\\([^0-9]\\)")
1769         (progn
1770           (setq mark (wl-match-buffer 2))
1771           (cond
1772            ((or (string= mark wl-summary-new-mark)
1773                 (string= mark wl-summary-unread-uncached-mark)
1774                 (string= mark wl-summary-important-mark))
1775             ;; noop
1776             )
1777            ((string= mark wl-summary-unread-cached-mark)
1778             (setq new-mark wl-summary-unread-uncached-mark))
1779            (t
1780             (setq new-mark wl-summary-read-uncached-mark)))
1781           (when new-mark
1782             (setq number (string-to-int (wl-match-buffer 1)))
1783             (delete-region (match-beginning 2) (match-end 2))
1784             (goto-char (match-beginning 2))
1785             (insert new-mark)
1786             (elmo-cache-delete (cdr (assq number number-alist))
1787                                wl-summary-buffer-folder-name
1788                                number)
1789             (setq mark-alist
1790                   (elmo-msgdb-mark-set mark-alist number new-mark))
1791             (elmo-msgdb-set-mark-alist msgdb mark-alist)
1792             (wl-summary-set-mark-modified)
1793             (if wl-summary-highlight
1794                 (wl-highlight-summary-current-line nil nil t))
1795             (set-buffer-modified-p nil)))))))
1796
1797 (defun wl-summary-resume-cache-status ()
1798   "Resume the cache status of all messages in the current folder."
1799   (interactive)
1800   (let* ((folder wl-summary-buffer-folder-name)
1801          (cur-buf (current-buffer))
1802          (msgdb wl-summary-buffer-msgdb)
1803          (number-alist (elmo-msgdb-get-number-alist msgdb))
1804          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1805          (inhibit-read-only t)
1806          (buffer-read-only nil)
1807          (case-fold-search nil)
1808          msg mark msgid set-mark)
1809     (message "Resuming cache status...")
1810     (save-excursion
1811       (goto-char (point-min))
1812       (while (re-search-forward "^ *\\([0-9]+\\)[^0-9]\\([^0-9]\\)" nil t)
1813         (setq msg (string-to-int
1814                    (wl-match-buffer 1)))
1815         (setq mark (wl-match-buffer 2))
1816         (setq msgid (cdr (assq msg number-alist)))
1817         (setq set-mark nil)
1818         (if (elmo-cache-exists-p msgid folder msg)
1819             (if (or
1820                  (string= mark wl-summary-unread-uncached-mark) ; U -> !
1821                  (string= mark wl-summary-new-mark)             ; N -> !
1822                  )
1823                 (setq set-mark wl-summary-unread-cached-mark)
1824               (if (string= mark wl-summary-read-uncached-mark)  ; u -> ' '
1825                   (setq set-mark " ")))
1826           (if (string= mark " ")
1827               (setq set-mark wl-summary-read-uncached-mark)     ;' ' -> u
1828             (if (string= mark wl-summary-unread-cached-mark)
1829                 (setq set-mark wl-summary-unread-uncached-mark) ; !  -> U
1830               )))
1831         (when set-mark
1832           (delete-region (match-beginning 2) (match-end 2))
1833           (insert set-mark)
1834           (setq mark-alist
1835                 (elmo-msgdb-mark-set
1836                  mark-alist msg ; msgid
1837                  (if (string= set-mark " ") nil set-mark)))
1838           (if wl-summary-highlight
1839               (wl-highlight-summary-current-line))))
1840       (wl-summary-set-mark-modified)
1841       (set-buffer cur-buf); why is this needed???
1842       (elmo-msgdb-set-mark-alist msgdb mark-alist)
1843       (wl-summary-count-unread mark-alist)
1844       (wl-summary-update-modeline)
1845       (message "Resuming cache status...done")
1846       (set-buffer-modified-p nil))))
1847
1848 (defun wl-summary-resume-marks-and-highlight ()
1849   (let* ((msgdb wl-summary-buffer-msgdb)
1850          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1851 ;;;      (number-alist (elmo-msgdb-get-number-alist msgdb))
1852          (count (count-lines (point-min)(point-max)))
1853          (i 0)
1854          msg-num percent smark)
1855     (save-excursion
1856       (goto-char (point-min))
1857       (message "Resuming all marks...")
1858       (while (not (eobp))
1859         (setq msg-num (wl-summary-message-number))
1860         (setq smark (car (cdr (assq msg-num mark-alist))))
1861         (if (looking-at (format "^ *%s \\( \\)" msg-num))
1862             (progn
1863               (goto-char (match-end 1))
1864               (delete-region (match-beginning 1) (match-end 1))
1865               (insert (or smark " "))))
1866         (wl-highlight-summary-current-line smark)
1867         (when (> count elmo-display-progress-threshold)
1868           (setq i (+ i 1))
1869           (setq percent (/ (* i 100) count))
1870           (elmo-display-progress
1871            'wl-summary-resume-marks-and-highlight "Resuming all marks..."
1872            percent))
1873         (forward-line 1)))
1874     (message "Resuming all marks...done")))
1875
1876 (defun wl-summary-resume-marks ()
1877   (let* ((msgdb wl-summary-buffer-msgdb)
1878          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
1879          (number-alist (elmo-msgdb-get-number-alist msgdb))
1880          (count (length mark-alist))
1881          (i 0)
1882          entity msg-num percent)
1883     (save-excursion
1884       (message "Resuming all marks...")
1885       (while mark-alist
1886         (setq entity (car mark-alist))
1887         (if (setq msg-num (car (rassoc (car entity) number-alist)))
1888             (progn
1889 ;;;           (goto-char (point-min))
1890               (if (re-search-forward (format "^ *%s \\( \\)" msg-num) nil t)
1891                   (progn
1892                     (delete-region (match-beginning 1) (match-end 1))
1893                     (insert (or (cadr entity)
1894                                 " ")))
1895                 (if (re-search-backward (format "^ *%s \\( \\)" msg-num) nil t)
1896                     (progn
1897                       (goto-char (match-end 1))
1898                       (delete-region (match-beginning 1) (match-end 1))
1899                       (insert (or (cadr entity)
1900                                   " ")))))))
1901         (when (> count elmo-display-progress-threshold)
1902           (setq i (+ i 1))
1903           (setq percent (/ (* i 100) count))
1904           (elmo-display-progress
1905            'wl-summary-resume-marks "Resuming all marks..."
1906            percent))
1907         (setq mark-alist (cdr mark-alist)))
1908       (message "Resuming all marks...done"))))
1909
1910 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1911   (interactive)
1912   (save-excursion
1913     (let ((inhibit-read-only t)
1914           (buffer-read-only nil)
1915           (msgs2 msgs)
1916           (len (length msgs))
1917           (i 0)
1918           update-list)
1919       (elmo-kill-buffer wl-summary-search-buf-name)
1920       (while msgs
1921         (if (eq wl-summary-buffer-view 'thread)
1922             (progn
1923               ;; don't use wl-append(nconc), because list is broken. ...why?
1924               (setq update-list
1925                     (append update-list
1926                             (wl-thread-delete-message (car msgs))))
1927               (setq update-list (delq (car msgs) update-list)))
1928           (goto-char (point-min))
1929           (if (re-search-forward (format "^ *%d[^0-9]\\([^0-9]\\).*$"
1930                                          (car msgs)) nil t)
1931               (progn
1932                 (delete-region (match-beginning 0) (match-end 0))
1933                 (delete-char 1) ; delete '\n'
1934                 )))
1935         (when (and deleting-info
1936                    (> len elmo-display-progress-threshold))
1937           (setq i (1+ i))
1938           (if (or (zerop (% i 5)) (= i len))
1939               (elmo-display-progress
1940                'wl-summary-delete-messages-on-buffer deleting-info
1941                (/ (* i 100) len))))
1942         (setq msgs (cdr msgs)))
1943       (when (eq wl-summary-buffer-view 'thread)
1944         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1945                                     (unless deleting-info 'no-msg))
1946         (wl-thread-cleanup-symbols msgs2))
1947       (wl-summary-count-unread
1948        (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
1949       (wl-summary-update-modeline)
1950       (wl-folder-update-unread
1951        wl-summary-buffer-folder-name
1952        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1953
1954 (defun wl-summary-set-as-read-mark-alist (mark-alist)
1955   (let ((marks (list (cons wl-summary-unread-cached-mark
1956                            nil)
1957                      (cons wl-summary-unread-uncached-mark
1958                            wl-summary-read-uncached-mark)
1959                      (cons wl-summary-new-mark
1960                            wl-summary-read-uncached-mark)))
1961         (ret-val mark-alist)
1962         entity pair)
1963     (while mark-alist
1964       (setq entity (car mark-alist))
1965       (when (setq pair (assoc (cadr entity) marks))
1966         (if (elmo-use-cache-p wl-summary-buffer-folder-name
1967                               (caar mark-alist))
1968             (if (cdr pair)
1969                 (setcar (cdr entity) (cdr pair))
1970                 (setq ret-val (delete entity ret-val)))
1971           (setq ret-val (delete entity ret-val))))
1972       (setq mark-alist (cdr mark-alist)))
1973     ret-val))
1974
1975 (defun wl-summary-set-status-marks (mark-alist before after)
1976   "Set the BEFORE marks to AFTER."
1977   (let ((ret-val mark-alist)
1978         entity)
1979     (while mark-alist
1980       (setq entity (car mark-alist))
1981       (when (string= (cadr entity) before)
1982         (if after
1983             (setcar (cdr entity) after)
1984           (setq ret-val (delete entity ret-val))))
1985       (setq mark-alist (cdr mark-alist)))
1986     ret-val))
1987
1988 (defun wl-summary-set-status-marks-on-buffer (before after)
1989   "Set the MARKS marks on buffer."
1990   (interactive)
1991   (save-excursion
1992     (goto-char (point-min))
1993     (let ((inhibit-read-only t)
1994           (buffer-read-only nil)
1995           (regexp (concat "^" wl-summary-buffer-number-regexp ".\\(\\%s\\)")))
1996       (while (re-search-forward
1997               (format regexp (regexp-quote before)) nil t)
1998         (delete-region (match-beginning 1) (match-end 1))
1999         (insert after)
2000         (if wl-summary-highlight
2001             (wl-highlight-summary-current-line))))))
2002
2003 (defun wl-summary-get-delete-folder (folder)
2004   (if (string= folder wl-trash-folder)
2005       'null
2006     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
2007                      'trash)))
2008       (cond ((stringp type)
2009              type)
2010             ((or (equal type 'remove) (equal type 'null))
2011              'null)
2012             (t;; (equal type 'trash)
2013              wl-trash-folder)))))
2014
2015 (defun wl-summary-delete-important-msgs-from-list (delete-list
2016                                                    mark-alist)
2017   (let ((dlist delete-list))
2018     (while dlist
2019       (if (string= wl-summary-important-mark
2020                    (car (cdr (assq (car dlist) mark-alist))))
2021           (setq delete-list (delete (car dlist) delete-list)))
2022       (setq dlist (cdr dlist)))
2023     delete-list))
2024
2025 (defun wl-summary-delete-canceled-msgs-from-list (delete-list msgdb)
2026   (let ((dlist delete-list))
2027     (while dlist
2028       (if (null (cdr (assq (car dlist) (cadr msgdb))))
2029           (setq delete-list (delete (car dlist) delete-list)))
2030       (setq dlist (cdr dlist)))
2031     delete-list))
2032
2033 (defun wl-summary-get-append-message-func ()
2034   (if (eq wl-summary-buffer-view 'thread)
2035       'wl-summary-insert-thread-entity
2036 ;;;   'wl-summary-insert-thread
2037     'wl-summary-insert-summary))
2038
2039 (defun wl-summary-sort ()
2040   (interactive)
2041   (let ((sort-by (let ((input-range-list '("number" "date" "subject" "from"))
2042                        (default "date")
2043                        in)
2044                    (setq in
2045                          (completing-read
2046                           (format "Sort by (%s): " default)
2047                           (mapcar
2048                            (function (lambda (x) (cons x x)))
2049                            input-range-list)))
2050                    (if (string= in "")
2051                        default
2052                      in))))
2053     (if (not (member sort-by '("number" "date" "subject" "from")))
2054         (error "Sort by %s is not implemented"  sort-by))
2055     (wl-summary-rescan sort-by)))
2056
2057 (defun wl-summary-sync-marks ()
2058   "Update marks in summary."
2059   (interactive)
2060   (let ((plugged (elmo-folder-plugged-p wl-summary-buffer-folder-name))
2061         (last-progress 0)
2062         (i 0)
2063         mark-alist unread-marks msgs mark importants unreads
2064         importants-in-db unreads-in-db has-imap4 diff diffs
2065         mes num-ma progress)
2066     ;; synchronize marks.
2067     (when (not (eq (elmo-folder-get-type
2068                     wl-summary-buffer-folder-name)
2069                    'internal))
2070       (message "Updating marks...")
2071       (setq unread-marks (list wl-summary-unread-cached-mark
2072                                wl-summary-unread-uncached-mark
2073                                wl-summary-new-mark)
2074             mark-alist (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb)
2075             num-ma (length mark-alist)
2076             importants (elmo-list-folder-important
2077                         wl-summary-buffer-folder-name
2078                         (elmo-msgdb-get-number-alist wl-summary-buffer-msgdb))
2079             unreads (elmo-list-folder-unread
2080                      wl-summary-buffer-folder-name
2081                      (elmo-msgdb-get-number-alist wl-summary-buffer-msgdb)
2082                      (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb)
2083                      unread-marks))
2084       (while mark-alist
2085         (if (string= (cadr (car mark-alist))
2086                      wl-summary-important-mark)
2087             (setq importants-in-db (cons (car (car mark-alist))
2088                                          importants-in-db))
2089           (if (member (cadr (car mark-alist)) unread-marks)
2090               (setq unreads-in-db (cons (car (car mark-alist))
2091                                         unreads-in-db))))
2092         (setq mark-alist (cdr mark-alist))
2093         (when (> num-ma elmo-display-progress-threshold)
2094           (setq i (1+ i)
2095                 progress (/ (* i 100) num-ma))
2096           (if (not (eq progress last-progress))
2097               (elmo-display-progress 'wl-summary-sync-marks
2098                                      "Updating marks..."
2099                                      progress))
2100           (setq last-progress progress)))
2101       (setq diff (elmo-list-diff importants importants-in-db))
2102       (setq diffs (cadr diff)) ; important-deletes
2103       (setq mes (format "Updated (-%d" (length diffs)))
2104       (while diffs
2105         (wl-summary-mark-as-important (car diffs)
2106                                       wl-summary-important-mark
2107                                       'no-server)
2108         (setq diffs (cdr diffs)))
2109       (setq diffs (car diff)) ; important-appends
2110       (setq mes (concat mes (format "/+%d) important," (length diffs))))
2111       (while diffs
2112         (wl-summary-mark-as-important (car diffs) " " 'no-server)
2113         (setq diffs (cdr diffs)))
2114       (setq diff (elmo-list-diff unreads unreads-in-db))
2115       (setq diffs (cadr diff))
2116       (setq mes (concat mes (format "(-%d" (length diffs))))
2117       (while diffs
2118         (wl-summary-mark-as-read t 'no-server nil (car diffs))
2119         (setq diffs (cdr diffs)))
2120       (setq diffs (car diff)) ; unread-appends
2121       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
2122       (while diffs
2123         (wl-summary-mark-as-unread (car diffs) 'no-server 'no-modeline)
2124         (setq diffs (cdr diffs)))
2125       (if (interactive-p) (message mes)))))
2126
2127 (defun wl-summary-confirm-appends (appends)
2128   (condition-case nil
2129       (let ((len (length appends))
2130             in)
2131         (if (> len wl-summary-update-confirm-threshold)
2132             (if (y-or-n-p (format "Too many messages(%d).  Continue? " len))
2133                 appends
2134               (setq in wl-summary-update-confirm-threshold)
2135               (catch 'end
2136                 (while t
2137                   (setq in (read-from-minibuffer "Update number: "
2138                                                  (int-to-string in))
2139                         in (string-to-int in))
2140                   (if (< len in)
2141                       (throw 'end len))
2142                   (if (y-or-n-p (format "%d messages are disappeared.  OK? "
2143                                         (max (- len in) 0)))
2144                       (throw 'end in))))
2145               (nthcdr (max (- len in) 0) appends))
2146           appends))
2147     (quit nil)
2148     (error nil))) ;
2149
2150 (defun wl-summary-sync-update3 (&optional seen-list unset-cursor)
2151   "Update the summary view."
2152   (interactive)
2153   (let* ((folder wl-summary-buffer-folder-name)
2154          (cur-buf (current-buffer))
2155          (msgdb wl-summary-buffer-msgdb)
2156          (number-alist (elmo-msgdb-get-number-alist msgdb))
2157          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
2158          (overview (elmo-msgdb-get-overview msgdb))
2159 ;;;      (location (elmo-msgdb-get-location msgdb))
2160          (case-fold-search nil)
2161          (elmo-mime-charset wl-summary-buffer-mime-charset)
2162          (inhibit-read-only t)
2163          (buffer-read-only nil)
2164          diff initial-append-list append-list delete-list has-nntp
2165          i num result
2166          gc-message
2167          in-folder
2168          in-db curp
2169          overview-append
2170          entity ret-val crossed crossed2 sync-all
2171          update-thread update-top-list mark
2172          expunged msgs unreads importants)
2173 ;;; (setq seen-list nil) ;for debug.
2174     (fset 'wl-summary-append-message-func-internal
2175           (wl-summary-get-append-message-func))
2176     ;; Flush pending append operations (disconnected operation).
2177     (setq seen-list
2178           (wl-summary-flush-pending-append-operations seen-list))
2179     (goto-char (point-max))
2180     (wl-folder-confirm-existence folder 'force)
2181     (message "Checking folder diff...")
2182     (elmo-commit folder)
2183     (setq in-folder (elmo-list-folder folder))
2184     (setq in-db (sort (mapcar 'car number-alist) '<))
2185     (when (or (eq msgdb nil) ; trick for unplugged...
2186               (and (null overview)
2187                    (null number-alist)
2188                    (null mark-alist)))
2189       (setq sync-all t)
2190       (wl-summary-set-message-modified)
2191       (wl-summary-set-mark-modified)
2192       (erase-buffer))
2193     (if (not elmo-use-killed-list)
2194         (setq diff (if (eq (elmo-folder-get-type folder) 'multi)
2195                        (elmo-multi-list-bigger-diff in-folder in-db)
2196                      (elmo-list-bigger-diff in-folder in-db)))
2197       (setq diff (elmo-list-diff in-folder in-db)))
2198     (setq initial-append-list (car diff))
2199     (setq delete-list (cadr diff))
2200     (message "Checking folder diff...done")
2201     ;; Don't delete important-marked msgs other than 'internal.
2202     (unless (eq (elmo-folder-get-type folder) 'internal)
2203       (setq delete-list
2204             (wl-summary-delete-important-msgs-from-list delete-list
2205                                                         mark-alist)))
2206     (if (and has-nntp
2207              (elmo-nntp-max-number-precedes-list-active-p))
2208         ;; XXX this does not work correctly in rare case.
2209         (setq delete-list
2210               (wl-summary-delete-canceled-msgs-from-list delete-list msgdb)))
2211     (if (or (equal diff '(nil nil))
2212             (equal diff '(nil))
2213             (and (eq (length delete-list) 0)
2214                  (eq (length initial-append-list) 0)))
2215         (progn
2216           ;; For max-number update...
2217           (if (and (elmo-folder-contains-type folder 'nntp)
2218                      (elmo-nntp-max-number-precedes-list-active-p)
2219                      (elmo-update-number folder msgdb))
2220               (wl-summary-set-message-modified)
2221             (setq ret-val (format "No update is needed for \"%s\"" folder))))
2222       (when delete-list
2223         (message "Deleting...")
2224         (elmo-msgdb-delete-msgs folder delete-list msgdb t) ; reserve cache.
2225 ;;;     (set-buffer cur-buf)
2226         (wl-summary-delete-messages-on-buffer delete-list "Deleting...")
2227         (message "Deleting...done"))
2228 ;;;   (set-buffer cur-buf)
2229       ;; Change "New" marks to "Uncached Unread" marks.
2230       (wl-summary-set-status-marks mark-alist
2231                                    wl-summary-new-mark
2232                                    wl-summary-unread-uncached-mark)
2233       (wl-summary-set-status-marks-on-buffer
2234        wl-summary-new-mark
2235        wl-summary-unread-uncached-mark)
2236       ;; Confirm appended message number.
2237       (setq append-list (wl-summary-confirm-appends initial-append-list))
2238       (when (and elmo-use-killed-list
2239                  (not (eq (length initial-append-list)
2240                           (length append-list)))
2241                  (setq diff (elmo-list-diff initial-append-list append-list)))
2242         (elmo-msgdb-append-to-killed-list folder (car diff)))
2243       (setq num (length append-list))
2244       (if append-list
2245           (progn
2246             (setq i 0)
2247             (setq result (elmo-msgdb-create
2248                           folder
2249                           append-list
2250                           wl-summary-new-mark
2251                           wl-summary-unread-cached-mark ; !
2252                           wl-summary-read-uncached-mark ; u ;; XXXX
2253                           wl-summary-important-mark
2254                           seen-list))
2255             ;; delete duplicated messages.
2256             (when (elmo-folder-contains-multi folder)
2257               (setq crossed (elmo-multi-delete-crossposts
2258                              msgdb result))
2259               (setq result (cdr crossed))
2260               (setq crossed (car crossed)))
2261             (setq overview-append (car result))
2262             (setq msgdb (elmo-msgdb-append msgdb result t))
2263             ;; set these value for append-message-func
2264             (setq overview (elmo-msgdb-get-overview msgdb))
2265             (setq number-alist (elmo-msgdb-get-number-alist msgdb))
2266             (setq mark-alist (elmo-msgdb-get-mark-alist msgdb))
2267 ;;;         (setq location (elmo-msgdb-get-location msgdb))
2268             (setq curp overview-append)
2269             (setq num (length curp))
2270             (setq wl-summary-delayed-update nil)
2271             (elmo-kill-buffer wl-summary-search-buf-name)
2272             (while curp
2273               (setq entity (car curp))
2274               (when (setq update-thread
2275                           (wl-summary-append-message-func-internal
2276                            entity overview mark-alist
2277                            (not sync-all)))
2278                 (wl-append update-top-list update-thread))
2279               (if elmo-use-database
2280                   (elmo-database-msgid-put
2281                    (car entity) folder
2282                    (elmo-msgdb-overview-entity-get-number entity)))
2283               (setq curp (cdr curp))
2284               (when (> num elmo-display-progress-threshold)
2285                 (setq i (+ i 1))
2286                 (if (or (zerop (% i 5)) (= i num))
2287                     (elmo-display-progress
2288                      'wl-summary-sync-update3 "Updating thread..."
2289                      (/ (* i 100) num)))))
2290             (when wl-summary-delayed-update
2291               (while wl-summary-delayed-update
2292                 (message "Parent (%d) of message %d is no entity"
2293                          (caar wl-summary-delayed-update)
2294                          (elmo-msgdb-overview-entity-get-number
2295                           (cdar wl-summary-delayed-update)))
2296                 (when (setq update-thread
2297                             (wl-summary-append-message-func-internal
2298                              (cdar wl-summary-delayed-update)
2299                              overview mark-alist (not sync-all) t))
2300                   (wl-append update-top-list update-thread))
2301                 (setq wl-summary-delayed-update
2302                       (cdr wl-summary-delayed-update))))
2303             (when (and (eq wl-summary-buffer-view 'thread)
2304                        update-top-list)
2305               (wl-thread-update-indent-string-thread
2306                (elmo-uniq-list update-top-list)))
2307             (message "Updating thread...done")
2308 ;;;         (set-buffer cur-buf)
2309             ))
2310       (wl-summary-set-message-modified)
2311       (wl-summary-set-mark-modified)
2312       (setq wl-summary-buffer-msgdb msgdb)
2313       (when (and sync-all (eq wl-summary-buffer-view 'thread))
2314         (elmo-kill-buffer wl-summary-search-buf-name)
2315         (message "Inserting thread...")
2316         (setq wl-thread-entity-cur 0)
2317         (wl-thread-insert-top)
2318         (message "Inserting thread...done"))
2319       (if elmo-use-database
2320           (elmo-database-close))
2321       (run-hooks 'wl-summary-sync-updated-hook)
2322       (setq ret-val (format "Updated (-%d/+%d) message(s)"
2323                             (length delete-list) num)))
2324     ;; synchronize marks.
2325     (if wl-summary-auto-sync-marks
2326         (wl-summary-sync-marks))
2327     ;; scoring
2328     (when wl-use-scoring
2329       (setq wl-summary-scored nil)
2330       (wl-summary-score-headers nil msgdb
2331                                 (and sync-all
2332                                      (wl-summary-rescore-msgs number-alist))
2333                                 sync-all)
2334       (when (and wl-summary-scored
2335                  (setq expunged (wl-summary-score-update-all-lines)))
2336         (setq ret-val (concat ret-val
2337                               (format " (%d expunged)"
2338                                       (length expunged))))))
2339     ;; crosspost
2340     (setq crossed2 (wl-summary-update-crosspost))
2341     (if (or crossed crossed2)
2342         (let ((crosses (+ (or crossed 0)
2343                           (or crossed2 0))))
2344           (setq ret-val
2345                 (if ret-val
2346                     (concat ret-val
2347                             (format " (%d crosspost)" crosses))
2348                   (format "%d crosspost message(s)" crosses))))
2349       (and ret-val
2350            (setq ret-val (concat ret-val "."))))
2351     ;; Update Folder mode
2352     (wl-folder-set-folder-updated folder (list 0
2353                                                (wl-summary-count-unread
2354                                                 (elmo-msgdb-get-mark-alist
2355                                                  msgdb))
2356                                                (length in-folder)))
2357     (wl-summary-update-modeline)
2358     (wl-summary-buffer-number-column-detect t)
2359     ;;
2360     (unless unset-cursor
2361       (goto-char (point-min))
2362       (if (not (wl-summary-cursor-down t))
2363           (progn
2364             (goto-char (point-max))
2365             (forward-line -1))
2366         (if (and wl-summary-highlight
2367                  (not (get-text-property (point) 'face)))
2368             (save-excursion
2369               (forward-line (- 0
2370                                (or
2371                                 wl-summary-partial-highlight-above-lines
2372                                 wl-summary-highlight-partial-threshold)))
2373               (wl-highlight-summary (point) (point-max))))))
2374     (wl-delete-all-overlays)
2375     (set-buffer-modified-p nil)
2376     ret-val))
2377
2378 (defun wl-summary-set-score-mark (mark)
2379   (save-excursion
2380     (beginning-of-line)
2381     (let ((inhibit-read-only t)
2382           (buffer-read-only nil)
2383           msg-num
2384           cur-mark)
2385       (when (looking-at "^ *\\([0-9]+\\)\\([^0-9]\\)")
2386         (setq msg-num  (string-to-int (wl-match-buffer 1)))
2387         (setq cur-mark (wl-match-buffer 2))
2388         (when (member cur-mark (list " "
2389                                      wl-summary-score-below-mark
2390                                      wl-summary-score-over-mark))
2391           (goto-char (match-end 1))
2392           (delete-region (match-beginning 2) (match-end 2))
2393           (insert mark)
2394           (if wl-summary-highlight
2395               (wl-highlight-summary-current-line nil nil t))
2396           (set-buffer-modified-p nil))))))
2397
2398 (defun wl-summary-get-score-mark (msg-num)
2399   (let ((score (cdr (assq msg-num wl-summary-scored))))
2400     (if score
2401         (cond ((< score wl-summary-default-score)
2402                "-")
2403               ((> score wl-summary-default-score)
2404                "+")))))
2405
2406 (defun wl-summary-update-modeline ()
2407   (setq wl-summary-buffer-unread-status
2408         (format " {%s}(%d new/%d unread)"
2409                 (if (eq wl-summary-buffer-view 'thread)
2410                     "T" "S")
2411                 wl-summary-buffer-new-count
2412                 (+ wl-summary-buffer-new-count
2413                    wl-summary-buffer-unread-count))))
2414
2415 (defsubst wl-summary-jump-to-msg (&optional number)
2416   (interactive)
2417   (let ((num (or number
2418                  (string-to-int
2419                   (read-from-minibuffer "Jump to Message(No.): ")))))
2420     (setq num (int-to-string num))
2421     (if (re-search-forward (concat "^[ \t]*" num "[^0-9]") nil t)
2422         (progn
2423           (beginning-of-line)
2424           t)
2425       (if (re-search-backward (concat "^[ \t]*" num "[^0-9]") nil t)
2426           (progn
2427             (beginning-of-line)
2428             t)
2429         nil))))
2430
2431 (defun wl-summary-highlight-msgs (msgs)
2432   (save-excursion
2433     (let ((len (length msgs))
2434           i)
2435       (message "Hilighting...")
2436       (setq i 0)
2437       (while msgs
2438         (if (wl-summary-jump-to-msg (car msgs))
2439             (wl-highlight-summary-current-line))
2440         (setq msgs (cdr msgs))
2441         (when (> len elmo-display-progress-threshold)
2442           (setq i (+ i 1))
2443           (if (or (zerop (% i 5)) (= i len))
2444               (elmo-display-progress
2445                'wl-summary-highlight-msgs "Highlighting..."
2446                (/ (* i 100) len)))))
2447       (message "Highlighting...done"))))
2448
2449 (defun wl-summary-message-number ()
2450   (save-excursion
2451     (beginning-of-line)
2452     (if (looking-at "^ *\\([0-9]+\\)")
2453         (string-to-int (wl-match-buffer 1))
2454       nil)))
2455
2456 (defun wl-summary-move (src dsts-msgs)
2457   (let* ((dsts (car dsts-msgs))         ; (+foo +bar)
2458 ;;;      (msgs (cdr dsts-msgs))         ; (1 2 3)
2459 ;;;      (msgdb wl-summary-buffer-msgdb)
2460 ;;;      result)
2461          )
2462     (while dsts
2463       (setq dsts (cdr dsts)))))
2464
2465 (defun wl-summary-flush-pending-append-operations (&optional seen-list)
2466   "Execute append operations that are done while offline status."
2467   (when (and (elmo-folder-plugged-p wl-summary-buffer-folder-name)
2468              elmo-enable-disconnected-operation)
2469     (let* ((resumed-list (elmo-dop-append-list-load
2470                           wl-summary-buffer-folder-name t))
2471            (append-list (elmo-dop-append-list-load
2472                          wl-summary-buffer-folder-name))
2473            (appends (append resumed-list append-list))
2474            (number-alist (elmo-msgdb-get-number-alist wl-summary-buffer-msgdb))
2475            dels pair)
2476       (when appends
2477         (while appends
2478           (if (setq pair (rassoc (car appends) number-alist))
2479               (setq dels (append dels (list (car pair)))))
2480           (setq appends (cdr appends)))
2481         (when dels
2482           (setq seen-list
2483                 (elmo-msgdb-add-msgs-to-seen-list-subr
2484                  dels
2485                  wl-summary-buffer-msgdb
2486                  (concat wl-summary-important-mark
2487                          wl-summary-read-uncached-mark)
2488                  seen-list))
2489           (message "Resuming summary status...")
2490           (elmo-msgdb-delete-msgs wl-summary-buffer-folder-name
2491                                   dels wl-summary-buffer-msgdb t)
2492           (wl-summary-delete-messages-on-buffer dels)
2493           (message "Resuming summary status...done"))
2494         ;; delete resume-file
2495         (elmo-dop-append-list-save wl-summary-buffer-folder-name nil t)
2496         (when append-list
2497           (elmo-dop-flush-pending-append-operations
2498            wl-summary-buffer-folder-name append-list)))))
2499   seen-list)
2500
2501 (defun wl-summary-delete-all-msgs ()
2502   (interactive)
2503   (let ((cur-buf (current-buffer))
2504         (dels (elmo-list-folder wl-summary-buffer-folder-name)))
2505     (set-buffer cur-buf)
2506     (if (null dels)
2507         (message "No message to delete.")
2508       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2509                             wl-summary-buffer-folder-name
2510                             (length dels)))
2511           (progn
2512             (message "Deleting...")
2513             (elmo-delete-msgs wl-summary-buffer-folder-name dels
2514                               wl-summary-buffer-msgdb)
2515             (elmo-msgdb-delete-msgs wl-summary-buffer-folder-name
2516                                     dels wl-summary-buffer-msgdb)
2517 ;;;         (elmo-msgdb-save wl-summary-buffer-folder-name nil)
2518             (wl-summary-set-message-modified)
2519             (wl-summary-set-mark-modified)
2520             (wl-folder-set-folder-updated wl-summary-buffer-folder-name
2521                                           (list 0 0 0))
2522 ;;; for thread.
2523 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2524             (setq wl-summary-buffer-unread-count 0)
2525             (setq wl-summary-buffer-new-count    0)
2526             (wl-summary-update-modeline)
2527             (set-buffer cur-buf)
2528             (let ((inhibit-read-only t)
2529                   (buffer-read-only nil))
2530               (erase-buffer))
2531 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2532             (message "Deleting...done")
2533             t)
2534         nil))))
2535
2536 (defun wl-summary-toggle-thread (&optional arg)
2537   "Toggle thread status (T)hread and (S)equencial.
2538 If ARG, without confirm."
2539   (interactive "P")
2540   (when (or arg
2541             (y-or-n-p (format "Toggle threading? (y=%s): "
2542                               (if (eq wl-summary-buffer-view 'thread)
2543                                   "\"off\"" "\"on\""))))
2544     (if (eq wl-summary-buffer-view 'thread)
2545         (setq wl-summary-buffer-view 'sequence)
2546       (setq wl-summary-buffer-view 'thread))
2547     (wl-summary-update-modeline)
2548     (force-mode-line-update)
2549     (wl-summary-rescan)))
2550
2551 (defun wl-summary-load-file-object (filename)
2552   "Load lisp object from dir."
2553   (save-excursion
2554     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2555           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2556           insert-file-contents-post-hook
2557           ret-val)
2558       (if (not (file-readable-p filename))
2559           ()
2560         (set-buffer tmp-buffer)
2561         (as-binary-input-file (insert-file-contents filename))
2562         (setq ret-val
2563               (condition-case nil
2564                   (read (current-buffer))
2565                 (error (error "Reading failed")))))
2566       (kill-buffer tmp-buffer)
2567       ret-val)))
2568
2569 (defun wl-summary-goto-folder (&optional arg)
2570   (interactive "P")
2571   (wl-summary-goto-folder-subr nil nil nil arg t))
2572
2573 (defun wl-summary-goto-last-visited-folder ()
2574   (interactive)
2575   (let ((entity
2576          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2577                                           wl-folder-entity
2578                                           'folder)))
2579     (if entity (wl-folder-set-current-entity-id
2580                 (wl-folder-get-entity-id entity))))
2581   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2582
2583 (defun wl-summary-sticky-p (&optional fld)
2584   (if fld
2585       (get-buffer (wl-summary-sticky-buffer-name fld))
2586     (not (string= wl-summary-buffer-name (buffer-name)))))
2587
2588 (defun wl-summary-always-sticky-folder-p (fld)
2589   (or (eq t wl-summary-always-sticky-folder-list)
2590       (wl-string-match-member fld wl-summary-always-sticky-folder-list)))
2591
2592 (defun wl-summary-stick (&optional force)
2593   "Make current summary buffer sticky."
2594   (interactive "P")
2595   (if (wl-summary-sticky-p)
2596       (message "Current summary buffer is already sticky.")
2597     (when (or force (y-or-n-p "Stick current summary buffer? "))
2598       (wl-summary-toggle-disp-msg 'off)
2599       (wl-summary-switch-to-clone-buffer
2600        (wl-summary-sticky-buffer-name
2601         wl-summary-buffer-folder-name))
2602 ;;; ???hang up
2603 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2604 ;;;                   wl-summary-buffer-folder-name)))
2605       (message "Folder `%s' is now sticky." wl-summary-buffer-folder-name))))
2606
2607 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2608   (let ((cur-buf (current-buffer))
2609         (msg (wl-summary-message-number))
2610         (buf (get-buffer-create buffer-name))
2611         (folder wl-summary-buffer-folder-name)
2612         (copy-variables
2613          (append '(wl-summary-buffer-view
2614                    wl-summary-buffer-refile-list
2615                    wl-summary-buffer-delete-list
2616                    wl-summary-buffer-copy-list
2617                    wl-summary-buffer-target-mark-list
2618                    wl-summary-buffer-msgdb
2619                    wl-summary-buffer-number-column
2620                    wl-summary-buffer-number-regexp
2621                    wl-summary-buffer-message-modified
2622                    wl-summary-buffer-mark-modified
2623                    wl-summary-buffer-thread-modified)
2624                  (and (eq wl-summary-buffer-view 'thread)
2625                       '(wl-thread-entity-hashtb
2626                         wl-thread-entities
2627                         wl-thread-entity-list))
2628                  (and wl-use-scoring
2629                       '(wl-summary-scored
2630                         wl-summary-default-score
2631                         wl-summary-important-above
2632                         wl-summary-temp-above
2633                         wl-summary-mark-below
2634                         wl-summary-expunge-below))
2635                  (and (featurep 'wl-score)
2636                       '(wl-current-score-file
2637                         wl-score-alist)))))
2638     (set-buffer buf)
2639     (wl-summary-mode)
2640     (wl-summary-buffer-set-folder folder)
2641     (let ((buffer-read-only nil))
2642       (insert-buffer cur-buf))
2643     (set-buffer-modified-p nil)
2644     (while copy-variables
2645       (set (car copy-variables)
2646            (save-excursion
2647              (set-buffer cur-buf)
2648              (symbol-value (car copy-variables))))
2649       (setq copy-variables (cdr copy-variables)))
2650     (switch-to-buffer buf)
2651     (kill-buffer cur-buf)
2652     (wl-summary-count-unread
2653      (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
2654     (wl-summary-update-modeline)
2655     (if msg
2656         (if (eq wl-summary-buffer-view 'thread)
2657             (wl-thread-jump-to-msg msg)
2658           (wl-summary-jump-to-msg msg))
2659       (goto-char (point-max))
2660       (beginning-of-line))))
2661
2662 (defun wl-summary-get-buffer (folder)
2663   (or (and folder
2664            (get-buffer (wl-summary-sticky-buffer-name folder)))
2665       (get-buffer wl-summary-buffer-name)))
2666
2667 (defun wl-summary-get-buffer-create (folder &optional force-sticky)
2668   (if force-sticky
2669       (get-buffer-create
2670        (wl-summary-sticky-buffer-name folder))
2671     (or (get-buffer (wl-summary-sticky-buffer-name folder))
2672         (get-buffer-create wl-summary-buffer-name))))
2673
2674 (defun wl-summary-disp-msg (folder disp-msg)
2675   (let (disp mes-win)
2676     (if (and disp-msg
2677              wl-summary-buffer-disp-msg)
2678         (let ((view-message-buffer (get-buffer wl-message-buf-name))
2679               (number (wl-summary-message-number))
2680               cur-folder cur-number sel-win)
2681           (when view-message-buffer
2682             (save-excursion
2683               (set-buffer view-message-buffer)
2684               (setq cur-folder wl-message-buffer-cur-folder
2685                     cur-number wl-message-buffer-cur-number))
2686             (when (and (string= folder cur-folder)
2687                        (eq number cur-number))
2688               (setq sel-win (selected-window))
2689               (wl-select-buffer view-message-buffer)
2690               (select-window sel-win)
2691               (setq disp t)))))
2692     (if (not disp)
2693         (setq wl-summary-buffer-disp-msg nil))
2694     (when (and (not disp)
2695                (setq mes-win (wl-message-buffer-window)))
2696       (delete-window mes-win)
2697       (run-hooks 'wl-summary-toggle-disp-off-hook))))
2698
2699 (defun wl-summary-goto-folder-subr (&optional folder scan-type other-window
2700                                               sticky interactive scoring)
2701   "Display target folder on summary."
2702   (interactive)
2703   (let* ((keep-cursor (memq this-command
2704                             wl-summary-keep-cursor-command))
2705          (fld (or folder (wl-summary-read-folder wl-default-folder)))
2706          (cur-fld wl-summary-buffer-folder-name)
2707          buf mes hilit reuse-buf
2708          retval entity)
2709     (if (string= fld "")
2710         (setq fld wl-default-folder))
2711     (when (and (not (string= cur-fld fld)) ; folder is moved.
2712                (eq major-mode 'wl-summary-mode)) ; called in summary.
2713       (setq wl-summary-last-visited-folder wl-summary-buffer-folder-name)
2714       (wl-summary-cleanup-temp-marks (wl-summary-sticky-p))
2715       (wl-summary-save-status 'keep)) ;; keep current buffer, anyway.
2716     (setq buf (wl-summary-get-buffer-create fld sticky))
2717     (setq reuse-buf
2718           (save-excursion
2719             (set-buffer buf)
2720             (string= fld wl-summary-buffer-folder-name)))
2721     (unwind-protect
2722         (if reuse-buf
2723             (if interactive
2724                 (switch-to-buffer buf)
2725               (set-buffer buf))
2726           (if other-window
2727               (delete-other-windows))
2728           (set-buffer buf)
2729           (unless (eq major-mode 'wl-summary-mode)
2730             (wl-summary-mode))
2731           (wl-summary-buffer-set-folder fld)
2732           (setq wl-summary-buffer-disp-msg nil)
2733           (setq wl-summary-buffer-last-displayed-msg nil)
2734           (setq wl-summary-buffer-current-msg nil)
2735           (let ((case-fold-search nil)
2736                 (inhibit-read-only t)
2737                 (buffer-read-only nil))
2738             (erase-buffer)
2739             ;; resume summary cache
2740             (if wl-summary-cache-use
2741                 (let* ((dir (elmo-msgdb-expand-path fld))
2742                        (cache (expand-file-name wl-summary-cache-file dir))
2743                        (view (expand-file-name wl-summary-view-file dir)))
2744                   (when (file-exists-p cache)
2745                     (as-binary-input-file
2746                      (insert-file-contents cache))
2747                     (elmo-set-buffer-multibyte
2748                      default-enable-multibyte-characters)
2749                     (decode-mime-charset-region
2750                      (point-min)(point-max)
2751                      wl-summary-buffer-mime-charset))
2752                   (when (file-exists-p view)
2753                     (setq wl-summary-buffer-view
2754                           (wl-summary-load-file-object view)))
2755                   (if (eq wl-summary-buffer-view 'thread)
2756                       (wl-thread-resume-entity fld))))
2757             ;; Load msgdb
2758             (setq wl-summary-buffer-msgdb nil) ; new msgdb
2759             (setq wl-summary-buffer-msgdb
2760                   (wl-summary-msgdb-load-async fld))
2761             (if (null wl-summary-buffer-msgdb)
2762                 (setq wl-summary-buffer-msgdb
2763                       (elmo-msgdb-load (elmo-string fld))))
2764             (wl-summary-count-unread
2765              (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
2766             (wl-summary-update-modeline)))
2767       (wl-summary-buffer-number-column-detect t)
2768       (wl-summary-disp-msg fld (and reuse-buf keep-cursor))
2769       (unless (and reuse-buf keep-cursor)
2770         (setq hilit wl-summary-highlight)
2771         (unwind-protect
2772             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2773                   (wl-use-scoring
2774                    (if (or scoring interactive) wl-use-scoring)))
2775               (if (and (not scan-type)
2776                        interactive
2777                        (not wl-ask-range))
2778                   (setq scan-type (wl-summary-get-sync-range fld)))
2779               (cond
2780                ((eq scan-type nil)
2781                 (wl-summary-sync 'unset-cursor))
2782                ((eq scan-type 'all)
2783                 (wl-summary-sync 'unset-cursor "all"))
2784                ((eq scan-type 'no-sync))
2785                ((or (eq scan-type 'force-update)
2786                     (eq scan-type 'update))
2787                 (setq mes (wl-summary-sync-force-update 'unset-cursor)))))
2788           (if interactive
2789               (switch-to-buffer buf)
2790             (set-buffer buf))
2791           ;; stick always-sticky-folder
2792           (when (wl-summary-always-sticky-folder-p fld)
2793             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2794           (run-hooks 'wl-summary-prepared-pre-hook)
2795           (set-buffer-modified-p nil)
2796           (goto-char (point-min))
2797           (if (wl-summary-cursor-down t)
2798               (let ((unreadp (wl-thread-next-mark-p
2799                               (wl-thread-entity-get-mark
2800                                (wl-summary-message-number))
2801                               wl-summary-move-order)))
2802                 (cond ((and wl-auto-select-first unreadp)
2803                        (setq retval 'disp-msg))
2804                       ((not unreadp)
2805                        (setq retval 'more-next))))
2806             (goto-char (point-max))
2807             (if (elmo-folder-plugged-p folder)
2808                 (forward-line -1)
2809               (wl-summary-prev))
2810             (setq retval 'more-next))
2811           (setq wl-summary-highlight hilit)
2812           (if (and wl-summary-highlight
2813                    (not reuse-buf))
2814               (if (and wl-summary-highlight-partial-threshold
2815                        (> (count-lines (point-min) (point-max))
2816                           wl-summary-highlight-partial-threshold))
2817                   (save-excursion
2818                     (forward-line (-
2819                                    0
2820                                    (or
2821                                     wl-summary-partial-highlight-above-lines
2822                                     wl-summary-highlight-partial-threshold)))
2823                     (wl-highlight-summary (point) (point-max)))
2824                 (wl-highlight-summary (point-min) (point-max))))
2825           (if (null wl-summary-buffer-msgdb) ;; one more try.
2826               (setq wl-summary-buffer-msgdb
2827                     (elmo-msgdb-load (elmo-string fld))))
2828           (if (eq retval 'disp-msg)
2829               (wl-summary-redisplay))
2830           (if mes (message "%s" mes))
2831           (if (and interactive wl-summary-recenter)
2832               (recenter (/ (- (window-height) 2) 2))))))
2833     ;; set current entity-id
2834     (if (and (not folder)
2835              (setq entity
2836                    (wl-folder-search-entity-by-name fld
2837                                                     wl-folder-entity
2838                                                     'folder)))
2839         ;; entity-id is unknown.
2840         (wl-folder-set-current-entity-id
2841          (wl-folder-get-entity-id entity)))
2842     (unwind-protect
2843         (run-hooks 'wl-summary-prepared-hook)
2844       (set-buffer-modified-p nil))
2845     retval))
2846
2847 (defun wl-summary-summary-line-already-exists-p (parent-number buffer)
2848   "Return the depth."
2849   (set-buffer buffer)
2850   (goto-char (point-max))
2851   (let ((depth 0))
2852     (when (re-search-backward (format "^ *%s..../..\(.*\)..:.. "
2853                                       parent-number) nil t)
2854       (goto-char (match-end 0))
2855       (while (string-match wl-thread-indent-regexp
2856                            (char-to-string
2857                             (char-after (point))))
2858         (setq depth (+ 1 depth))
2859         (forward-char))
2860       (/ depth wl-thread-indent-level-internal))))
2861
2862 (defun wl-summary-goto-bottom-of-current-thread ()
2863   (if (re-search-forward (concat "^" wl-summary-buffer-number-regexp
2864                                  "..../..\(.*\)..:.. [[<]") nil t)
2865       ()
2866     (goto-char (point-max))))
2867
2868 (defun wl-summary-goto-top-of-current-thread ()
2869   (wl-summary-jump-to-msg
2870    (wl-thread-entity-get-number
2871     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2872                                       (wl-summary-message-number))))))
2873
2874 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2875   (interactive)
2876   (let ((depth (or depth
2877                    (wl-thread-get-depth-of-current-line))))
2878     (forward-line 1)
2879     (while (and (not (eobp))
2880                 (>= (wl-thread-get-depth-of-current-line)
2881                     depth))
2882       (forward-line 1))
2883     (beginning-of-line)))
2884
2885 (defun wl-summary-insert-line (line)
2886   "Insert LINE in the Summary."
2887   (if wl-use-highlight-mouse-line
2888       ;; remove 'mouse-face of current line.
2889       (put-text-property
2890        (save-excursion (beginning-of-line)(point))
2891        (save-excursion (end-of-line)(point))
2892        'mouse-face nil))
2893   (insert line "\n")
2894   (if wl-use-highlight-mouse-line
2895       ;; remove 'mouse-face of current line.
2896       (put-text-property
2897        (save-excursion (beginning-of-line)(point))
2898        (save-excursion (end-of-line)(point))
2899        'mouse-face nil))
2900   (condition-case nil ; it's dangerous, so ignore error.
2901       (run-hooks 'wl-summary-line-inserted-hook)
2902     (error (ding)
2903            (message "Error in wl-summary-line-inserted-hook"))))
2904
2905 (defun wl-summary-insert-summary (entity database mark-alist dummy &optional dummy)
2906   (let ((overview-entity entity)
2907         summary-line msg)
2908     (setq msg (elmo-msgdb-overview-entity-get-number entity))
2909     (when (setq summary-line
2910                 (wl-summary-overview-create-summary-line
2911                  msg entity nil 0 mark-alist))
2912       (let ((inhibit-read-only t)
2913             buffer-read-only)
2914         (goto-char (point-max))
2915         (wl-summary-insert-line summary-line)))))
2916
2917 (defun wl-summary-default-subject-filter (subject)
2918   (let ((case-fold-search t))
2919     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\):" ""))
2920     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2921     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2922
2923 (defun wl-summary-subject-equal (subject1 subject2)
2924   (string= (wl-summary-subject-filter-func-internal subject1)
2925            (wl-summary-subject-filter-func-internal subject2)))
2926
2927 (defmacro wl-summary-put-alike (alike)
2928   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2929                         (, alike)
2930                         wl-summary-alike-hashtb)))
2931
2932 (defmacro wl-summary-get-alike ()
2933   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2934                         wl-summary-alike-hashtb)))
2935
2936 (defun wl-summary-insert-headers (overview func mime-decode)
2937   (let (ov this last alike)
2938     (buffer-disable-undo (current-buffer))
2939     (make-local-variable 'wl-summary-alike-hashtb)
2940     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2941     (when mime-decode
2942       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2943     (while (setq ov (pop overview))
2944       (setq this (funcall func ov))
2945       (and this (setq this (std11-unfold-string this)))
2946       (if (equal last this)
2947           (wl-append alike (list ov))
2948         (when last
2949           (wl-summary-put-alike alike)
2950           (insert last ?\n))
2951         (setq alike (list ov)
2952               last this)))
2953     (when last
2954       (wl-summary-put-alike alike)
2955       (insert last ?\n))
2956     (when mime-decode
2957       (decode-mime-charset-region (point-min) (point-max)
2958                                   elmo-mime-charset)
2959       (when (eq mime-decode 'mime)
2960         (eword-decode-region (point-min) (point-max))))
2961     (run-hooks 'wl-summary-insert-headers-hook)))
2962
2963 (defun wl-summary-search-by-subject (entity overview)
2964   (let ((buf (get-buffer-create wl-summary-search-buf-name))
2965         (folder-name wl-summary-buffer-folder-name)
2966         match founds found-entity)
2967     (save-excursion
2968       (set-buffer buf)
2969       (let ((case-fold-search t))
2970         (when (or (not (string= wl-summary-buffer-folder-name folder-name))
2971                   (zerop (buffer-size)))
2972           (setq wl-summary-buffer-folder-name folder-name)
2973           (wl-summary-insert-headers
2974            overview
2975            (function
2976             (lambda (x)
2977               (wl-summary-subject-filter-func-internal
2978                (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2979            t))
2980         (setq match (wl-summary-subject-filter-func-internal
2981                      (elmo-msgdb-overview-entity-get-subject entity)))
2982         (if (string= match "")
2983             (setq match "\n"))
2984         (goto-char (point-max))
2985         (while (and (not founds)
2986                     (not (= (point) (point-min)))
2987                     (search-backward match nil t))
2988           ;; check exactly match
2989           (when (and (bolp)
2990                      (= (point-at-eol)
2991                         (match-end 0)))
2992             (setq found-entity (wl-summary-get-alike))
2993             (if (and found-entity
2994                      ;; Is founded entity myself or children?
2995                      (not (string=
2996                            (elmo-msgdb-overview-entity-get-id entity)
2997                            (elmo-msgdb-overview-entity-get-id (car found-entity))))
2998                      (not (wl-thread-descendant-p
2999                            (elmo-msgdb-overview-entity-get-number entity)
3000                            (elmo-msgdb-overview-entity-get-number (car found-entity)))))
3001                 ;; return matching entity
3002                 (setq founds found-entity))))
3003         (if founds
3004             (car founds))))))
3005
3006 (defun wl-summary-insert-thread-entity (entity overview mark-alist update
3007                                                &optional force-insert)
3008   (let (update-list entity-stack)
3009     (while entity
3010       (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
3011              (parent-entity
3012               (elmo-msgdb-overview-get-parent-entity entity overview));; temp
3013 ;;;          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
3014              (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
3015              (case-fold-search t)
3016              msg overview2 cur-entity linked retval delayed-entity)
3017         (setq msg (elmo-msgdb-overview-entity-get-number entity))
3018         (if (and parent-number
3019                  (not (wl-thread-get-entity parent-number))
3020                  (not force-insert))
3021             ;; parent is exists in overview, but not exists in wl-thread-entities
3022             (progn
3023               (wl-append wl-summary-delayed-update
3024                          (list (cons parent-number entity)))
3025               (setq entity nil)) ;; exit loop
3026           ;; Search parent by subject.
3027           (when (and (null parent-number)
3028                      wl-summary-search-parent-by-subject-regexp
3029                      (string-match wl-summary-search-parent-by-subject-regexp
3030                                    (elmo-msgdb-overview-entity-get-subject entity)))
3031             (let ((found (wl-summary-search-by-subject entity overview)))
3032               (when (and found
3033                          (not (member found wl-summary-delayed-update)))
3034                 (setq parent-entity found)
3035                 (setq parent-number
3036                       (elmo-msgdb-overview-entity-get-number parent-entity))
3037                 (setq linked t))))
3038           ;; If subject is change, divide thread.
3039           (if (and parent-number
3040                    wl-summary-divide-thread-when-subject-changed
3041                    (not (wl-summary-subject-equal
3042                          (or (elmo-msgdb-overview-entity-get-subject
3043                               entity) "")
3044                          (or (elmo-msgdb-overview-entity-get-subject
3045                               parent-entity) ""))))
3046               (setq parent-number nil))
3047           ;;
3048           (setq retval
3049                 (wl-thread-insert-message entity overview mark-alist
3050                                           msg parent-number update linked))
3051           (and retval
3052                (wl-append update-list (list retval)))
3053           (setq entity nil) ; exit loop
3054           (while (setq delayed-entity (assq msg wl-summary-delayed-update))
3055             (setq wl-summary-delayed-update
3056                   (delete delayed-entity wl-summary-delayed-update))
3057             ;; update delayed message
3058             (wl-append entity-stack (list (cdr delayed-entity)))))
3059         (if (and (not entity)
3060                  entity-stack)
3061             (setq entity (pop entity-stack)))))
3062     update-list))
3063
3064 (defun wl-summary-update-thread (entity
3065                                  overview
3066                                  mark-alist
3067                                  thr-entity
3068                                  parent-entity)
3069   (let* ((depth 0)
3070          (this-id (elmo-msgdb-overview-entity-get-id entity))
3071          (overview-entity entity)
3072          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
3073          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
3074          summary-line msg subject-differ)
3075     (cond
3076      ((or (not parent-id)
3077           (string= this-id parent-id))
3078       (goto-char (point-max))
3079       (beginning-of-line))
3080      ;; parent already exists in buffer.
3081      ((setq depth (or (wl-summary-summary-line-already-exists-p
3082                        parent-number (current-buffer)) -1))
3083       (setq depth (+ 1 depth))
3084       (wl-thread-goto-bottom-of-sub-thread)))
3085     (if (and (setq msg (elmo-msgdb-overview-entity-get-number entity)))
3086         (if (setq summary-line
3087                   (wl-summary-overview-create-summary-line
3088                    msg entity parent-entity depth mark-alist
3089                    (wl-thread-maybe-get-children-num msg)
3090                    nil thr-entity))
3091             (let ((inhibit-read-only t)
3092                   (buffer-read-only nil))
3093               (wl-summary-insert-line summary-line))))))
3094
3095 (defun wl-summary-mark-as-unread (&optional number
3096                                             no-server-update
3097                                             no-modeline-update)
3098   (interactive)
3099   (save-excursion
3100     (let* (eol
3101           (inhibit-read-only t)
3102           (buffer-read-only nil)
3103           (folder wl-summary-buffer-folder-name)
3104           (msgdb wl-summary-buffer-msgdb)
3105           (mark-alist (elmo-msgdb-get-mark-alist msgdb))
3106 ;;;       (number-alist (elmo-msgdb-get-number-alist msgdb))
3107           new-mark visible mark)
3108       (if number
3109           (progn
3110             (setq visible (wl-summary-jump-to-msg number))
3111             (unless (setq mark (cadr (assq number mark-alist)))
3112               (setq mark " ")))
3113         ;; interactive
3114         (setq visible t))
3115       (when visible
3116         (if (null (wl-summary-message-number))
3117             (message "No message.")
3118           (end-of-line)
3119           (setq eol (point))
3120           (re-search-backward (concat "^" wl-summary-buffer-number-regexp
3121                                       "..../..")) ; set cursor line
3122           (beginning-of-line)))
3123       (if (or (and (not visible)
3124                    ;; already exists in msgdb.
3125                    (assq number (elmo-msgdb-get-number-alist msgdb)))
3126               (re-search-forward
3127                (format (concat "^ *\\("
3128                                (if number (int-to-string number)
3129                                  "[0-9]+")
3130                                "\\)[^0-9]\\(%s\\|%s\\)")
3131                        wl-summary-read-uncached-mark
3132                        " ") eol t))
3133           (progn
3134             (setq number (or number (string-to-int (wl-match-buffer 1))))
3135             (setq mark (or mark (elmo-match-buffer 2)))
3136             (save-match-data
3137               (setq new-mark (if (string= mark
3138                                           wl-summary-read-uncached-mark)
3139                                  wl-summary-unread-uncached-mark
3140                                (if (elmo-use-cache-p folder number)
3141                                    wl-summary-unread-mark
3142                                  wl-summary-unread-uncached-mark))))
3143             ;; server side mark
3144             (unless no-server-update
3145               (unless (elmo-mark-as-unread folder (list number)
3146                                            msgdb)
3147                 (error "Setting mark failed")))
3148             (when visible
3149               (delete-region (match-beginning 2) (match-end 2))
3150               (insert new-mark))
3151             (setq mark-alist
3152                   (elmo-msgdb-mark-set mark-alist
3153                                        number
3154                                        new-mark))
3155             (elmo-msgdb-set-mark-alist msgdb mark-alist)
3156             (unless no-modeline-update
3157               (setq wl-summary-buffer-unread-count
3158                     (+ 1 wl-summary-buffer-unread-count))
3159               (wl-summary-update-modeline)
3160               (wl-folder-update-unread
3161                folder
3162                (+ wl-summary-buffer-unread-count
3163                   wl-summary-buffer-new-count)))
3164             (wl-summary-set-mark-modified)
3165             (if (and visible wl-summary-highlight)
3166                 (wl-highlight-summary-current-line))))))
3167   (set-buffer-modified-p nil))
3168
3169 (defun wl-summary-delete (&optional number)
3170   "Mark Delete mark 'D'.
3171 If optional argument NUMBER is specified, mark message specified by NUMBER."
3172   (interactive)
3173   (let* ((buffer-num (wl-summary-message-number))
3174          (msg-num (or number buffer-num))
3175          mark)
3176     (catch 'done
3177       (when (null msg-num)
3178         (if (interactive-p)
3179             (message "No message."))
3180         (throw 'done nil))
3181       (when (setq mark (wl-summary-get-mark msg-num))
3182         (when (wl-summary-reserve-temp-mark-p mark)
3183           (if (interactive-p)
3184               (error "Already marked as `%s'" mark))
3185           (throw 'done nil))
3186         (wl-summary-unmark msg-num))
3187       (if (or (interactive-p)
3188               (eq number buffer-num))
3189           (wl-summary-mark-line "D"))
3190       (setq wl-summary-buffer-delete-list
3191             (cons msg-num wl-summary-buffer-delete-list))
3192       (if (interactive-p)
3193           (if (eq wl-summary-move-direction-downward nil)
3194               (wl-summary-prev)
3195             (wl-summary-next)))
3196       msg-num)))
3197
3198 (defun wl-summary-remove-destination ()
3199   (save-excursion
3200     (let ((inhibit-read-only t)
3201           (buffer-read-only nil)
3202           (buf (current-buffer))
3203           sol eol rs re)
3204       (beginning-of-line)
3205       (setq sol (point))
3206       (end-of-line)
3207       (setq eol (point))
3208       (setq rs (next-single-property-change sol 'wl-summary-destination
3209                                             buf eol))
3210       (setq re (next-single-property-change rs 'wl-summary-destination
3211                                             buf eol))
3212       (put-text-property rs re 'wl-summary-destination nil)
3213       (put-text-property rs re 'invisible nil)
3214       (goto-char re)
3215       (delete-char (- eol re)))))
3216
3217 (defun wl-summary-check-mark (msg mark)
3218   (let ((check-func (cond ((string= mark "o")
3219                            'wl-summary-msg-marked-as-refiled)
3220                           ((string= mark "O")
3221                            'wl-summary-msg-marked-as-copied)
3222                           ((string= mark "D")
3223                            'wl-summary-msg-marked-as-deleted)
3224                           ((string= mark "*")
3225                            'wl-summary-msg-marked-as-target))))
3226     (if check-func
3227         (funcall check-func msg))))
3228
3229 (defun wl-summary-mark-collect (mark &optional begin end)
3230   (save-excursion
3231     (save-restriction
3232       (let (msglist)
3233         (narrow-to-region (or begin (point-min))
3234                           (or end (point-max)))
3235         (goto-char (point-min))
3236         ;; for thread...
3237         (if (eq wl-summary-buffer-view 'thread)
3238             (progn
3239               (while (not (eobp))
3240                 (let* ((number (wl-summary-message-number))
3241                        (entity (wl-thread-get-entity number))
3242                        result)
3243                   ;; opened...only myself is checked.
3244                   (if (wl-summary-check-mark number mark)
3245                       (wl-append msglist (list number)))
3246                   (unless (wl-thread-entity-get-opened entity)
3247                     ;; closed...children is also checked.
3248                     (if (setq result (wl-thread-get-children-msgs-with-mark
3249                                       number
3250                                       mark))
3251                         (wl-append msglist result)))
3252                   (forward-line 1)))
3253               (elmo-uniq-list msglist))
3254           (let* ((case-fold-search nil)
3255                  (re (format (concat wl-summary-message-regexp "%s")
3256                              (regexp-quote mark))))
3257             (while (re-search-forward re nil t)
3258               (setq msglist (cons (wl-summary-message-number) msglist)))
3259             (nreverse msglist)))))))
3260
3261 (defun wl-summary-exec ()
3262   (interactive)
3263   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
3264                         (reverse wl-summary-buffer-delete-list)
3265                         (mapcar 'car wl-summary-buffer-copy-list)))
3266
3267 (defun wl-summary-exec-region (beg end)
3268   (interactive "r")
3269   (message "Collecting marks ...")
3270   (save-excursion
3271     (goto-char beg)
3272     (beginning-of-line)
3273     (setq beg (point))
3274     (goto-char (1- end))
3275     (forward-line)
3276     (setq end (point))
3277     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
3278                           (wl-summary-mark-collect "D" beg end)
3279                           (wl-summary-mark-collect "O" beg end))))
3280
3281 (defun wl-summary-exec-subr (moves dels copies)
3282   (if (not (or moves dels copies))
3283       (message "No marks")
3284     (save-excursion
3285       (let ((del-fld (wl-summary-get-delete-folder
3286                       wl-summary-buffer-folder-name))
3287             (start (point))
3288             (unread-marks (list wl-summary-unread-cached-mark
3289                                 wl-summary-unread-uncached-mark
3290                                 wl-summary-new-mark))
3291             (refiles (append moves dels))
3292             (refile-executed 0)
3293             (refile-failures 0)
3294             (copy-executed 0)
3295             (copy-failures 0)
3296             (copy-len (length copies))
3297             refile-len
3298             dst-msgs                    ; loop counter
3299             result)
3300         (message "Executing ...")
3301         (while dels
3302           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3303             (wl-append wl-summary-buffer-refile-list
3304                        (list (cons (car dels) del-fld)))
3305             (setq wl-summary-buffer-delete-list
3306                   (delete (car dels) wl-summary-buffer-delete-list)))
3307           (setq dels (cdr dels)))
3308         ;; begin refile...
3309         (setq refile-len (length refiles))
3310         (setq dst-msgs
3311               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3312         (goto-char start)               ; avoid moving cursor to
3313                                         ; the bottom line.
3314         (while dst-msgs
3315 ;;;       (elmo-msgdb-add-msgs-to-seen-list
3316 ;;;        (car (car dst-msgs))         ;dst-folder
3317 ;;;        (cdr (car dst-msgs))         ;msgs
3318 ;;;        wl-summary-buffer-msgdb
3319 ;;;        (concat wl-summary-important-mark
3320 ;;;                wl-summary-read-uncached-mark))
3321           (setq result nil)
3322           (condition-case nil
3323               (setq result (elmo-move-msgs wl-summary-buffer-folder-name
3324                                            (cdr (car dst-msgs))
3325                                            (car (car dst-msgs))
3326                                            wl-summary-buffer-msgdb
3327                                            refile-len
3328                                            refile-executed
3329                                            (not (null (cdr dst-msgs)))
3330                                            nil ; no-delete
3331                                            nil ; same-number
3332                                            unread-marks))
3333             (error nil))
3334           (if result                    ; succeeded.
3335               (progn
3336                 ;; update buffer.
3337                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3338                 ;; update refile-alist.
3339                 (setq wl-summary-buffer-refile-list
3340                       (wl-delete-associations (cdr (car dst-msgs))
3341                                              wl-summary-buffer-refile-list)))
3342             (setq refile-failures
3343                   (+ refile-failures (length (cdr (car dst-msgs))))))
3344           (setq refile-executed (+ refile-executed (length (cdr (car dst-msgs)))))
3345           (setq dst-msgs (cdr dst-msgs)))
3346         ;; end refile
3347         ;; begin cOpy...
3348         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3349         (while dst-msgs
3350 ;;;       (elmo-msgdb-add-msgs-to-seen-list
3351 ;;;        (car (car dst-msgs))         ;dst-folder
3352 ;;;        (cdr (car dst-msgs))         ;msgs
3353 ;;;        wl-summary-buffer-msgdb
3354 ;;;        (concat wl-summary-important-mark
3355 ;;;                wl-summary-read-uncached-mark))
3356           (setq result nil)
3357           (condition-case nil
3358               (setq result (elmo-move-msgs wl-summary-buffer-folder-name
3359                                            (cdr (car dst-msgs))
3360                                            (car (car dst-msgs))
3361                                            wl-summary-buffer-msgdb
3362                                            copy-len
3363                                            copy-executed
3364                                            (not (null (cdr dst-msgs)))
3365                                            t ; t is no-delete (copy)
3366                                            nil ; same number
3367                                            unread-marks))
3368             (error nil))
3369           (if result                    ; succeeded.
3370               (progn
3371                 ;; update buffer.
3372                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3373                 ;; update copy-alist
3374                 (setq wl-summary-buffer-copy-list
3375                       (wl-delete-associations (cdr (car dst-msgs))
3376                                               wl-summary-buffer-copy-list)))
3377             (setq copy-failures
3378                   (+ copy-failures (length (cdr (car dst-msgs))))))
3379           (setq copy-executed (+ copy-executed (length (cdr (car dst-msgs)))))
3380           (setq dst-msgs (cdr dst-msgs)))
3381         ;; end cOpy
3382         (wl-summary-folder-info-update)
3383         (wl-summary-set-message-modified)
3384         (wl-summary-set-mark-modified)
3385         (run-hooks 'wl-summary-exec-hook)
3386         (set-buffer-modified-p nil)
3387         (message (concat "Executing ... done"
3388                          (if (> refile-failures 0)
3389                              (format " (%d refiling failed)" refile-failures)
3390                            "")
3391                          (if (> copy-failures 0)
3392                              (format " (%d copying failed)" copy-failures)
3393                            "")
3394                          "."))))))
3395
3396 (defun wl-summary-read-folder (default &optional purpose ignore-error
3397                                 no-create init)
3398   (let ((fld (completing-read
3399               (format "Folder name %s(%s): " (or purpose "")
3400                       default)
3401               (or wl-folder-completion-func
3402                   (if (memq 'read-folder wl-use-folder-petname)
3403                       (wl-folder-get-entity-with-petname)
3404                     wl-folder-entity-hashtb))
3405               nil nil (or init wl-default-spec)
3406               'wl-read-folder-hist)))
3407     (setq fld (elmo-string (wl-folder-get-realname fld)))
3408     (if (string-match "\n" fld)
3409         (error "Not supported folder name: %s" fld))
3410     (if (or (string= fld wl-default-spec)
3411             (string= fld ""))
3412         (setq fld default))
3413     (unless no-create
3414       (if ignore-error
3415           (ignore-errors (wl-folder-confirm-existence fld))
3416         (wl-folder-confirm-existence fld)))
3417     fld))
3418
3419 (defun wl-summary-print-destination (msg-num folder)
3420   "Print refile destination on line."
3421   (wl-summary-remove-destination)
3422   (let ((inhibit-read-only t)
3423         (folder (copy-sequence folder))
3424         (buffer-read-only nil)
3425         len rs re c)
3426     (setq len (string-width folder))
3427     (if (< len 1) ()
3428       (end-of-line)
3429       (setq re (point))
3430       (setq c 0)
3431       (while (< c len)
3432         (forward-char -1)
3433         (setq c (+ c (char-width (following-char)))))
3434       (and (> c len) (setq folder (concat " " folder)))
3435       (setq rs (point))
3436       (put-text-property rs re 'invisible t)
3437       (put-text-property rs re 'wl-summary-destination t)
3438       (goto-char re)
3439       (wl-highlight-refile-destination-string folder)
3440       (insert folder)
3441       (set-buffer-modified-p nil))))
3442
3443 ;; override.
3444 (when wl-on-nemacs
3445   (defun wl-summary-print-destination (msg-num &optional folder))
3446   (defun wl-summary-remove-destination ()))
3447
3448 (defsubst wl-summary-get-mark (number)
3449   "Return a temporal mark of message specified by NUMBER."
3450   (or (and (memq number wl-summary-buffer-delete-list) "D")
3451       (and (assq number wl-summary-buffer-copy-list) "O")
3452       (and (assq number wl-summary-buffer-refile-list) "o")
3453       (and (assq number wl-summary-buffer-target-mark-list) "*")))
3454
3455 (defsubst wl-summary-reserve-temp-mark-p (mark)
3456   "Return t if temporal MARK should be reserved."
3457   (member mark wl-summary-reserve-mark-list))
3458
3459 (defun wl-summary-refile (&optional dst number)
3460   "Put refile mark on current line message.
3461 If optional argument DST is specified, put mark without asking
3462 destination folder.
3463 If optional argument NUMBER is specified, mark message specified by NUMBER.
3464
3465 If folder is read-only, message should be copied.
3466 See `wl-refile-policy-alist' for more details."
3467   (interactive)
3468   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3469                                          wl-summary-buffer-folder-name)))
3470     (cond ((eq policy 'copy)
3471            (if (interactive-p)
3472                (call-interactively 'wl-summary-copy)
3473              (wl-summary-copy dst number)))
3474           (t
3475            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3476
3477 (defun wl-summary-copy (&optional dst number)
3478   "Put copy mark on current line message.
3479 If optional argument DST is specified, put mark without asking
3480 destination folder.
3481 If optional argument NUMBER is specified, mark message specified by NUMBER."
3482   (interactive)
3483   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3484
3485 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3486   (interactive)
3487   (let* ((buffer-num (wl-summary-message-number))
3488          (msg-num (or number buffer-num))
3489          (msgid (and msg-num
3490                      (cdr (assq msg-num
3491                                 (elmo-msgdb-get-number-alist
3492                                  wl-summary-buffer-msgdb)))))
3493          (entity (and msg-num
3494                       (elmo-msgdb-overview-get-entity
3495                        msg-num wl-summary-buffer-msgdb)))
3496          (variable
3497           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3498          folder mark already tmp-folder)
3499     (catch 'done
3500       (when (null entity)
3501         ;; msgdb is empty?
3502         (if interactive
3503             (message "Cannot refile."))
3504         (throw 'done nil))
3505       (when (null msg-num)
3506         (if interactive
3507             (message "No message."))
3508         (throw 'done nil))
3509       (when (setq mark (wl-summary-get-mark msg-num))
3510         (when (wl-summary-reserve-temp-mark-p mark)
3511           (if interactive
3512               (error "Already marked as `%s'" mark))
3513           (throw 'done nil)))
3514       (setq folder (and msg-num
3515                         (or dst (wl-summary-read-folder
3516                                  (or (wl-refile-guess entity) wl-trash-folder)
3517                                  (format "for %s" copy-or-refile)))))
3518       ;; Cache folder hack by okada@opaopa.org
3519       (if (and (eq (car (elmo-folder-get-spec folder)) 'cache)
3520                (not (string= folder
3521                              (setq tmp-folder
3522                                    (concat "'cache/"
3523                                            (elmo-cache-get-path-subr
3524                                             (elmo-msgid-to-cache msgid)))))))
3525           (progn
3526             (setq folder tmp-folder)
3527             (message "Force refile to %s." folder)))
3528       (if (string= folder wl-summary-buffer-folder-name)
3529           (error "Same folder"))
3530       (unless (or (elmo-folder-plugged-p wl-summary-buffer-folder-name)
3531                   (and (eq (elmo-folder-get-type wl-summary-buffer-folder-name) 'pipe)
3532                        (elmo-folder-plugged-p
3533                         (elmo-pipe-spec-dst (elmo-folder-get-spec wl-summary-buffer-folder-name))))
3534                   (elmo-cache-exists-p msgid))
3535         (error "Unplugged (no cache or msgid)"))
3536       (if (or (string= folder wl-queue-folder)
3537               (string= folder wl-draft-folder))
3538           (error "Don't %s messages to %s" copy-or-refile folder))
3539       ;; learn for refile.
3540       (if (eq copy-or-refile 'refile)
3541           (wl-refile-learn entity folder))
3542       (wl-summary-unmark msg-num)
3543       (set variable (append
3544                      (symbol-value variable)
3545                      (list (cons msg-num folder))))
3546       (when (or interactive
3547                 (eq number buffer-num))
3548         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3549                                   "o" "O"))
3550         ;; print refile destination
3551         (wl-summary-print-destination msg-num folder))
3552       (if interactive
3553           (if (eq wl-summary-move-direction-downward nil)
3554               (wl-summary-prev)
3555             (wl-summary-next)))
3556       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3557       (setq wl-summary-buffer-prev-refile-destination folder)
3558       msg-num)))
3559
3560 (defun wl-summary-refile-prev-destination ()
3561   "Refile message to previously refiled destination."
3562   (interactive)
3563   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3564                      (wl-summary-message-number))
3565   (if (eq wl-summary-move-direction-downward nil)
3566       (wl-summary-prev)
3567     (wl-summary-next)))
3568
3569 (defun wl-summary-copy-prev-destination ()
3570   "Refile message to previously refiled destination."
3571   (interactive)
3572   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3573                    (wl-summary-message-number))
3574   (if (eq wl-summary-move-direction-downward nil)
3575       (wl-summary-prev)
3576     (wl-summary-next)))
3577
3578 (defsubst wl-summary-no-auto-refile-message-p (msg mark-alist)
3579   (member (cadr (assq msg mark-alist)) wl-summary-auto-refile-skip-marks))
3580
3581 (defun wl-summary-auto-refile (&optional open-all)
3582   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3583   (interactive "P")
3584   (message "Marking...")
3585   (save-excursion
3586     (if (and (eq wl-summary-buffer-view 'thread)
3587              open-all)
3588         (wl-thread-open-all))
3589     (let* ((spec wl-summary-buffer-folder-name)
3590            (overview (elmo-msgdb-get-overview
3591                       wl-summary-buffer-msgdb))
3592            (mark-alist (elmo-msgdb-get-mark-alist
3593                         wl-summary-buffer-msgdb))
3594            checked-dsts
3595            (count 0)
3596            number dst thr-entity)
3597       (goto-line 1)
3598       (while (not (eobp))
3599         (setq number (wl-summary-message-number))
3600         (when (and (not (wl-summary-no-auto-refile-message-p number
3601                                                              mark-alist))
3602                    (setq dst
3603                          (wl-refile-guess-by-rule
3604                           (elmo-msgdb-overview-get-entity
3605                            number wl-summary-buffer-msgdb)))
3606                    (not (equal dst spec)))
3607           (when (not (member dst checked-dsts))
3608             (wl-folder-confirm-existence dst)
3609             (setq checked-dsts (cons dst checked-dsts)))
3610           (if (wl-summary-refile dst number)
3611               (incf count))
3612           (message "Marking...%d message(s)." count))
3613         (if (eq wl-summary-buffer-view 'thread)
3614             ;; process invisible children.
3615             (unless (wl-thread-entity-get-opened
3616                      (setq thr-entity (wl-thread-get-entity number)))
3617               (let ((messages
3618                      (elmo-delete-if
3619                       (function
3620                        (lambda (x)
3621                          (wl-summary-no-auto-refile-message-p
3622                           x mark-alist)))
3623                       (wl-thread-entity-get-descendant thr-entity))))
3624                 (while messages
3625                   (when (and (setq dst
3626                                    (wl-refile-guess-by-rule
3627                                     (elmo-msgdb-overview-get-entity
3628                                      (car messages) wl-summary-buffer-msgdb)))
3629                              (not (equal dst spec)))
3630                     (if (wl-summary-refile dst (car messages))
3631                         (incf count))
3632                     (message "Marking...%d message(s)." count))
3633                   (setq messages (cdr messages))))))
3634         (forward-line))
3635       (if (eq count 0)
3636           (message "No message was marked.")
3637         (message "Marked %d message(s)." count)))))
3638
3639 (defun wl-summary-unmark (&optional number)
3640   "Unmark marks (temporary, refile, copy, delete)of current line.
3641 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3642   (interactive)
3643   (save-excursion
3644     (beginning-of-line)
3645     (let ((inhibit-read-only t)
3646           (buffer-read-only nil)
3647           visible
3648           msg-num
3649           cur-mark
3650           score-mark)
3651       (if number
3652           (setq visible (wl-summary-jump-to-msg number))
3653         (setq visible t))
3654       ;; Delete mark on buffer.
3655       (when (and visible
3656                  (looking-at "^ *\\([0-9]+\\)\\([^0-9]\\)"))
3657         (goto-char (match-end 2))
3658         (or number
3659             (setq number (string-to-int (wl-match-buffer 1))))
3660         (setq cur-mark (wl-match-buffer 2))
3661         (if (string= cur-mark " ")
3662             ()
3663           (delete-region (match-beginning 2) (match-end 2))
3664           (if (setq score-mark (wl-summary-get-score-mark number))
3665               (insert score-mark)
3666             (insert " ")))
3667         (if (or (string= cur-mark "o")
3668                 (string= cur-mark "O"))
3669             (wl-summary-remove-destination))
3670         (if wl-summary-highlight
3671             (wl-highlight-summary-current-line nil nil score-mark))
3672         (set-buffer-modified-p nil))
3673       ;; Remove from temporary mark structure.
3674       (and number
3675            (wl-summary-delete-mark number)))))
3676
3677 (defun wl-summary-msg-marked-as-target (msg)
3678   (if (memq msg wl-summary-buffer-target-mark-list)
3679       t))
3680
3681 (defun wl-summary-msg-marked-as-copied (msg)
3682   (assq msg wl-summary-buffer-copy-list))
3683
3684 (defun wl-summary-msg-marked-as-deleted (msg)
3685   (if (memq msg wl-summary-buffer-delete-list)
3686       t))
3687
3688 (defun wl-summary-msg-marked-as-refiled (msg)
3689   (assq msg wl-summary-buffer-refile-list))
3690
3691 (defun wl-summary-target-mark (&optional number)
3692   "Put target mark '*' on current message.
3693 If optional argument NUMBER is specified, mark message specified by NUMBER."
3694   (interactive)
3695   (let* ((buffer-num (wl-summary-message-number))
3696          (msg-num (or number buffer-num))
3697          mark)
3698     (catch 'done
3699       (when (null msg-num)
3700         (if (interactive-p)
3701             (message "No message."))
3702         (throw 'done nil))
3703       (when (setq mark (wl-summary-get-mark msg-num))
3704         (when (wl-summary-reserve-temp-mark-p mark)
3705           (if (interactive-p)
3706               (error "Already marked as `%s'" mark))
3707           (throw 'done nil))
3708         (wl-summary-unmark msg-num))
3709       (if (or (interactive-p)
3710               (eq number buffer-num))
3711           (wl-summary-mark-line "*"))
3712       (setq wl-summary-buffer-target-mark-list
3713             (cons msg-num wl-summary-buffer-target-mark-list))
3714       (if (interactive-p)
3715           (if (eq wl-summary-move-direction-downward nil)
3716               (wl-summary-prev)
3717             (wl-summary-next)))
3718       msg-num)))
3719
3720
3721 (defun wl-summary-refile-region (beg end)
3722   "Put copy mark on messages in the region specified by BEG and END."
3723   (interactive "r")
3724   (wl-summary-refile-region-subr "refile" beg end))
3725
3726 (defun wl-summary-copy-region (beg end)
3727   "Put copy mark on messages in the region specified by BEG and END."
3728   (interactive "r")
3729   (wl-summary-refile-region-subr "copy" beg end))
3730
3731 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3732   (save-excursion
3733     (save-restriction
3734       (goto-char beg)
3735       ;; guess by first msg
3736       (let* ((msgid (cdr (assq (wl-summary-message-number)
3737                                (elmo-msgdb-get-number-alist
3738                                 wl-summary-buffer-msgdb))))
3739              (function (intern (format "wl-summary-%s" copy-or-refile)))
3740              (entity (assoc msgid (elmo-msgdb-get-overview
3741                                    wl-summary-buffer-msgdb)))
3742              folder)
3743         (if entity
3744             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3745                                                  (format "for %s"
3746                                                          copy-or-refile))))
3747         (narrow-to-region beg end)
3748         (if (eq wl-summary-buffer-view 'thread)
3749             (progn
3750               (while (not (eobp))
3751                 (let* ((number (wl-summary-message-number))
3752                        (entity (wl-thread-get-entity number))
3753                        children)
3754                   (if (wl-thread-entity-get-opened entity)
3755                       ;; opened...refile line.
3756                       (funcall function folder number)
3757                     ;; closed
3758                     (setq children (wl-thread-get-children-msgs number))
3759                     (while children
3760                       (funcall function folder (pop children))))
3761                   (forward-line 1))))
3762           (while (not (eobp))
3763             (funcall function folder (wl-summary-message-number))
3764             (forward-line 1)))))))
3765
3766 (defun wl-summary-unmark-region (beg end)
3767   (interactive "r")
3768   (save-excursion
3769     (save-restriction
3770       (narrow-to-region beg end)
3771       (goto-char (point-min))
3772       (if (eq wl-summary-buffer-view 'thread)
3773           (progn
3774             (while (not (eobp))
3775               (let* ((number (wl-summary-message-number))
3776                      (entity (wl-thread-get-entity number)))
3777                 (if (wl-thread-entity-get-opened entity)
3778                     ;; opened...unmark line.
3779                     (wl-summary-unmark)
3780                   ;; closed
3781                   (wl-summary-delete-marks-on-buffer
3782                    (wl-thread-get-children-msgs number))))
3783               (forward-line 1)))
3784         (while (not (eobp))
3785           (wl-summary-unmark)
3786           (forward-line 1))))))
3787
3788 (defun wl-summary-mark-region-subr (function beg end)
3789   (save-excursion
3790     (save-restriction
3791       (narrow-to-region beg end)
3792       (goto-char (point-min))
3793       (if (eq wl-summary-buffer-view 'thread)
3794           (progn
3795             (while (not (eobp))
3796               (let* ((number (wl-summary-message-number))
3797                      (entity (wl-thread-get-entity number))
3798                      (wl-summary-move-direction-downward t)
3799                      children)
3800                 (if (wl-thread-entity-get-opened entity)
3801                     ;; opened...delete line.
3802                     (funcall function number)
3803                   ;; closed
3804                   (setq children (wl-thread-get-children-msgs number))
3805                   (while children
3806                     (funcall function (pop children))))
3807                 (forward-line 1))))
3808         (while (not (eobp))
3809           (funcall function (wl-summary-message-number))
3810           (forward-line 1))))))
3811
3812 (defun wl-summary-delete-region (beg end)
3813   (interactive "r")
3814   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3815
3816 (defun wl-summary-target-mark-region (beg end)
3817   (interactive "r")
3818   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3819
3820 (defun wl-summary-target-mark-all ()
3821   (interactive)
3822   (wl-summary-target-mark-region (point-min) (point-max))
3823   (setq wl-summary-buffer-target-mark-list
3824         (mapcar 'car
3825                 (elmo-msgdb-get-number-alist wl-summary-buffer-msgdb))))
3826
3827 (defun wl-summary-delete-all-mark (mark)
3828   (goto-char (point-min))
3829   (let ((case-fold-search nil))
3830     (while (re-search-forward (format "^ *[0-9]+%s"
3831                                       (regexp-quote mark)) nil t)
3832       (wl-summary-unmark))
3833     (cond ((string= mark "*")
3834            (setq wl-summary-buffer-target-mark-list nil))
3835           ((string= mark "D")
3836            (setq wl-summary-buffer-delete-list nil))
3837           ((string= mark "O")
3838            (setq wl-summary-buffer-copy-list nil))
3839           ((string= mark "o")
3840            (setq wl-summary-buffer-refile-list nil)))))
3841
3842 (defun wl-summary-unmark-all ()
3843   "Unmark all according to what you input."
3844   (interactive)
3845   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3846         cur-mark)
3847     (save-excursion
3848       (while unmarks
3849         (setq cur-mark (char-to-string (car unmarks)))
3850         (wl-summary-delete-all-mark cur-mark)
3851         (setq unmarks (cdr unmarks))))))
3852
3853 (defun wl-summary-target-mark-thread ()
3854   (interactive)
3855   (let (beg end)
3856     (end-of-line)
3857     (wl-summary-goto-top-of-current-thread)
3858     (wl-thread-force-open)
3859     (setq beg (point))
3860     (end-of-line)
3861     (wl-summary-goto-bottom-of-current-thread)
3862 ;;; (forward-line -1)
3863     (beginning-of-line)
3864     (setq end (point))
3865     (wl-summary-target-mark-region beg end)))
3866
3867 (defun wl-summary-target-mark-msgs (msgs)
3868   (while msgs
3869     (if (eq wl-summary-buffer-view 'thread)
3870         (wl-thread-jump-to-msg (car msgs))
3871       (wl-summary-jump-to-msg (car msgs)))
3872     (wl-summary-target-mark (wl-summary-message-number))
3873     (setq msgs (cdr msgs))))
3874
3875 (defun wl-summary-pick (&optional from-list delete-marks)
3876   (interactive)
3877   (let ((result (elmo-msgdb-search
3878                  wl-summary-buffer-folder-name
3879                  (elmo-read-search-condition wl-summary-pick-field-default)
3880                  wl-summary-buffer-msgdb)))
3881     (if delete-marks
3882       (let ((mlist wl-summary-buffer-target-mark-list))
3883         (while mlist
3884           (when (wl-summary-jump-to-msg (car mlist))
3885             (wl-summary-unmark))
3886           (setq mlist (cdr mlist)))
3887         (setq wl-summary-buffer-target-mark-list nil)))
3888     (if from-list
3889         (setq result (elmo-list-filter from-list result)))
3890     (message "%d message(s) are picked." (length result))
3891     (if (null result)
3892         (message "No message was picked.")
3893       (wl-summary-target-mark-msgs result))))
3894
3895 (defun wl-summary-unvirtual ()
3896   "Exit from current virtual folder."
3897   (interactive)
3898   (if (eq 'filter
3899           (elmo-folder-get-type wl-summary-buffer-folder-name))
3900       (wl-summary-goto-folder-subr (nth 2 (elmo-folder-get-spec
3901                                            wl-summary-buffer-folder-name))
3902                                    'update nil nil t)
3903     (error "This folder is not filtered")))
3904
3905 (defun wl-summary-virtual (&optional arg)
3906   "Goto virtual folder.
3907 If ARG, exit virtual folder."
3908   (interactive "P")
3909   (if arg
3910       (wl-summary-unvirtual)
3911     (wl-summary-goto-folder-subr (concat "/"
3912                                          (elmo-read-search-condition
3913                                           wl-summary-pick-field-default)
3914                                          "/"
3915                                          wl-summary-buffer-folder-name)
3916                                  'update nil nil t)))
3917
3918 (defun wl-summary-delete-all-temp-marks ()
3919   (interactive)
3920   (save-excursion
3921     (goto-char (point-min))
3922     (message "Unmarking...")
3923     (while (not (eobp))
3924       (wl-summary-unmark)
3925       (forward-line))
3926     (message "Unmarking...done")
3927     (setq wl-summary-buffer-target-mark-list nil)
3928     (setq wl-summary-buffer-delete-list nil)
3929     (setq wl-summary-buffer-refile-list nil)
3930     (setq wl-summary-buffer-copy-list nil)))
3931
3932 (defun wl-summary-delete-mark (number)
3933   "Delete temporary mark of the message specified by NUMBER."
3934   (cond
3935    ((memq number wl-summary-buffer-target-mark-list)
3936     (setq wl-summary-buffer-target-mark-list
3937           (delq number wl-summary-buffer-target-mark-list)))
3938    ((memq number wl-summary-buffer-delete-list)
3939     (setq wl-summary-buffer-delete-list
3940           (delq number wl-summary-buffer-delete-list)))
3941    (t
3942     (let (pair)
3943       (cond
3944        ((setq pair (assq number wl-summary-buffer-copy-list))
3945         (setq wl-summary-buffer-copy-list
3946               (delq pair wl-summary-buffer-copy-list)))
3947        ((setq pair (assq number wl-summary-buffer-refile-list))
3948         (setq wl-summary-buffer-refile-list
3949               (delq pair wl-summary-buffer-refile-list))))))))
3950
3951 (defun wl-summary-mark-line (mark)
3952   "Put MARK on current line.  Return message number."
3953   (save-excursion
3954     (beginning-of-line)
3955     (let ((inhibit-read-only t)
3956           (buffer-read-only nil)
3957           msg-num
3958           cur-mark)
3959       (when (looking-at "^ *\\([0-9]+\\)\\([^0-9]\\)")
3960         (setq msg-num  (string-to-int (wl-match-buffer 1)))
3961         (setq cur-mark (wl-match-buffer 2))
3962         (goto-char (match-end 1))
3963         (delete-region (match-beginning 2) (match-end 2))
3964 ;;;     (wl-summary-delete-mark msg-num)
3965         (insert mark)
3966         (if wl-summary-highlight
3967             (wl-highlight-summary-current-line nil nil t))
3968         (set-buffer-modified-p nil)
3969         msg-num))))
3970
3971 (defun wl-summary-target-mark-delete ()
3972   (interactive)
3973   (save-excursion
3974     (goto-char (point-min))
3975     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
3976           number mlist)
3977       (while (re-search-forward regexp nil t)
3978         (let (wl-summary-buffer-disp-msg)
3979           (when (setq number (wl-summary-message-number))
3980             (wl-summary-delete number)
3981             (setq wl-summary-buffer-target-mark-list
3982                   (delq number wl-summary-buffer-target-mark-list)))))
3983       (setq mlist wl-summary-buffer-target-mark-list)
3984       (while mlist
3985         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3986         (setq wl-summary-buffer-target-mark-list
3987               (delq (car mlist) wl-summary-buffer-target-mark-list))
3988         (setq mlist (cdr mlist))))))
3989
3990 (defun wl-summary-target-mark-prefetch ()
3991   (interactive)
3992   (save-excursion
3993     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3994            (inhibit-read-only t)
3995            (buffer-read-only nil)
3996            (count 0)
3997            (length (length mlist))
3998            (pos (point))
3999            skipped
4000            new-mark)
4001       (while mlist
4002         (setq new-mark (wl-summary-prefetch-msg (car mlist)))
4003         (if new-mark
4004             (progn
4005               (message "Prefetching... %d/%d message(s)"
4006                        (setq count (+ 1 count)) length)
4007               (when (wl-summary-jump-to-msg (car mlist))
4008                 (wl-summary-unmark)
4009                 (when new-mark
4010                   (when (looking-at "^ *[0-9]+[^0-9]\\([^0-9]\\)")
4011                     (delete-region (match-beginning 1) (match-end 1)))
4012                   (goto-char (match-beginning 1))
4013                   (insert new-mark)
4014                   (if wl-summary-highlight
4015                       (wl-highlight-summary-current-line))
4016                   (save-excursion
4017                     (goto-char pos)
4018                     (sit-for 0)))))
4019           (setq skipped (cons (car mlist) skipped)))
4020         (setq mlist (cdr mlist)))
4021       (setq wl-summary-buffer-target-mark-list skipped)
4022       (message "Prefetching... %d/%d message(s)." count length)
4023       (set-buffer-modified-p nil))))
4024
4025 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
4026   (let ((variable
4027          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
4028         (function
4029          (intern (format "wl-summary-%s" copy-or-refile)))
4030         regexp number msgid entity folder mlist)
4031     (save-excursion
4032       (goto-char (point-min))
4033       (setq regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4034       ;; guess by first mark
4035       (when (re-search-forward regexp nil t)
4036         (setq msgid (cdr (assq (setq number (wl-summary-message-number))
4037                                (elmo-msgdb-get-number-alist
4038                                 wl-summary-buffer-msgdb)))
4039               entity (assoc msgid
4040                             (elmo-msgdb-get-overview
4041                              wl-summary-buffer-msgdb)))
4042         (if (null entity)
4043             (error "Cannot %s" copy-or-refile))
4044         (funcall function
4045                  (setq folder (wl-summary-read-folder
4046                                (wl-refile-guess entity)
4047                                (format "for %s" copy-or-refile)))
4048                  number)
4049         (if number
4050             (setq wl-summary-buffer-target-mark-list
4051                   (delq number wl-summary-buffer-target-mark-list)))
4052         (while (re-search-forward regexp nil t)
4053           (let (wl-summary-buffer-disp-msg)
4054             (when (setq number (wl-summary-message-number))
4055               (funcall function folder number)
4056               (setq wl-summary-buffer-target-mark-list
4057                     (delq number wl-summary-buffer-target-mark-list)))))
4058         ;; process invisible messages.
4059         (setq mlist wl-summary-buffer-target-mark-list)
4060         (while mlist
4061           (set variable
4062                (append (symbol-value variable)
4063                        (list (cons (car mlist) folder))))
4064           (setq wl-summary-buffer-target-mark-list
4065                 (delq (car mlist) wl-summary-buffer-target-mark-list))
4066           (setq mlist (cdr mlist)))))))
4067
4068 (defun wl-summary-target-mark-copy ()
4069   (interactive)
4070   (wl-summary-target-mark-refile-subr "copy"))
4071
4072 (defun wl-summary-target-mark-refile ()
4073   (interactive)
4074   (wl-summary-target-mark-refile-subr "refile"))
4075
4076 (defun wl-summary-target-mark-mark-as-read ()
4077   (interactive)
4078   (save-excursion
4079     (goto-char (point-min))
4080     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4081           (inhibit-read-only t)
4082           (buffer-read-only nil)
4083           number mlist)
4084       (while (re-search-forward regexp nil t)
4085         (let (wl-summary-buffer-disp-msg)
4086           ;; delete target-mark from buffer.
4087           (delete-region (match-beginning 1) (match-end 1))
4088           (insert " ")
4089           (setq number (wl-summary-mark-as-read t))
4090           (if wl-summary-highlight
4091               (wl-highlight-summary-current-line))
4092           (if number
4093               (setq wl-summary-buffer-target-mark-list
4094                     (delq number wl-summary-buffer-target-mark-list)))))
4095       (setq mlist wl-summary-buffer-target-mark-list)
4096       (while mlist
4097         (wl-summary-mark-as-read t nil nil (car mlist))
4098         (setq wl-summary-buffer-target-mark-list
4099               (delq (car mlist) wl-summary-buffer-target-mark-list))
4100         (setq mlist (cdr mlist)))
4101       (wl-summary-count-unread
4102        (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
4103       (wl-summary-update-modeline))))
4104
4105 (defun wl-summary-target-mark-mark-as-unread ()
4106   (interactive)
4107   (save-excursion
4108     (goto-char (point-min))
4109     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4110           (inhibit-read-only t)
4111           (buffer-read-only nil)
4112           number mlist)
4113       (while (re-search-forward regexp nil t)
4114         (let (wl-summary-buffer-disp-msg)
4115           ;; delete target-mark from buffer.
4116           (delete-region (match-beginning 1) (match-end 1))
4117           (insert " ")
4118           (setq number (wl-summary-mark-as-unread))
4119           (if wl-summary-highlight
4120               (wl-highlight-summary-current-line))
4121           (if number
4122               (setq wl-summary-buffer-target-mark-list
4123                     (delq number wl-summary-buffer-target-mark-list)))))
4124       (setq mlist wl-summary-buffer-target-mark-list)
4125       (while mlist
4126         (wl-summary-mark-as-unread (car mlist))
4127 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
4128         (setq wl-summary-buffer-target-mark-list
4129               (delq (car mlist) wl-summary-buffer-target-mark-list))
4130         (setq mlist (cdr mlist)))
4131       (wl-summary-count-unread
4132        (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
4133       (wl-summary-update-modeline))))
4134
4135 (defun wl-summary-target-mark-mark-as-important ()
4136   (interactive)
4137   (save-excursion
4138     (goto-char (point-min))
4139     (let ((regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4140           (inhibit-read-only t)
4141           (buffer-read-only nil)
4142           number mlist)
4143       (while (re-search-forward regexp nil t)
4144         (let (wl-summary-buffer-disp-msg)
4145           ;; delete target-mark from buffer.
4146           (delete-region (match-beginning 1) (match-end 1))
4147           (insert " ")
4148           (setq number (wl-summary-mark-as-important))
4149           (if wl-summary-highlight
4150               (wl-highlight-summary-current-line))
4151           (if number
4152               (setq wl-summary-buffer-target-mark-list
4153                     (delq number wl-summary-buffer-target-mark-list)))))
4154       (setq mlist wl-summary-buffer-target-mark-list)
4155       (while mlist
4156         (wl-summary-mark-as-important (car mlist))
4157         (wl-thread-msg-mark-as-important (car mlist))
4158         (setq wl-summary-buffer-target-mark-list
4159               (delq (car mlist) wl-summary-buffer-target-mark-list))
4160         (setq mlist (cdr mlist)))
4161       (wl-summary-count-unread
4162        (elmo-msgdb-get-mark-alist wl-summary-buffer-msgdb))
4163       (wl-summary-update-modeline))))
4164
4165 (defun wl-summary-target-mark-save ()
4166   (interactive)
4167   (save-excursion
4168     (goto-char (point-min))
4169     (let ((wl-save-dir
4170            (wl-read-directory-name "Save to directory: " wl-tmp-dir))
4171           (regexp (concat "^" wl-summary-buffer-number-regexp "\\(\\*\\)"))
4172           number mlist)
4173       (if (null (file-exists-p wl-save-dir))
4174           (make-directory wl-save-dir))
4175       (while (re-search-forward regexp nil t)
4176         (let (wl-summary-buffer-disp-msg)
4177           (setq number (wl-summary-save t wl-save-dir))
4178           (wl-summary-unmark)
4179           (if number
4180               (setq wl-summary-buffer-target-mark-list
4181                     (delq number wl-summary-buffer-target-mark-list))))))))
4182
4183 (defun wl-summary-target-mark-pick ()
4184   (interactive)
4185   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
4186
4187 (defun wl-summary-mark-as-read (&optional notcrosses
4188                                           leave-server-side-mark-untouched
4189                                           displayed
4190                                           number
4191                                           cached)
4192   (interactive)
4193   (save-excursion
4194     (let* (eol
4195            (inhibit-read-only t)
4196            (buffer-read-only nil)
4197            (folder wl-summary-buffer-folder-name)
4198            (msgdb wl-summary-buffer-msgdb)
4199            (mark-alist (elmo-msgdb-get-mark-alist msgdb))
4200 ;;;        (number-alist (elmo-msgdb-get-number-alist msgdb))
4201            (case-fold-search nil)
4202            mark stat visible uncached new-mark marked)
4203       (if number
4204           (progn
4205             (setq visible (wl-summary-jump-to-msg number))
4206             (setq mark (cadr (assq number mark-alist))))
4207         (setq visible t))
4208       (beginning-of-line)
4209       (if (or (not visible)
4210               (looking-at
4211                (format "^ *\\([0-9]+\\)[^0-9]\\(%s\\|%s\\|%s\\|%s\\).*$"
4212                        (regexp-quote wl-summary-read-uncached-mark)
4213                        (regexp-quote wl-summary-unread-uncached-mark)
4214                        (regexp-quote wl-summary-unread-cached-mark)
4215                        (regexp-quote wl-summary-new-mark))))
4216           (progn
4217             (setq mark (or mark (wl-match-buffer 2)))
4218             (when mark
4219               (cond
4220                ((string= mark wl-summary-new-mark) ; N
4221                 (setq stat 'new)
4222                 (setq uncached t))
4223                ((string= mark wl-summary-unread-uncached-mark) ; U
4224                 (setq stat 'unread)
4225                 (setq uncached t))
4226                ((string= mark wl-summary-unread-cached-mark)  ; !
4227                 (setq stat 'unread))
4228                (t
4229                 ;; no need to mark server.
4230                 (setq leave-server-side-mark-untouched t))))
4231             (setq number (or number (string-to-int (wl-match-buffer 1))))
4232             ;; set server side mark...
4233             (setq new-mark (if (and uncached
4234                                     (if (elmo-use-cache-p folder number)
4235                                         (not (elmo-folder-local-p folder)))
4236                                     (not cached))
4237                                wl-summary-read-uncached-mark
4238                              nil))
4239             (if (not leave-server-side-mark-untouched)
4240                 (setq marked (elmo-mark-as-read folder
4241                                                 (list number) msgdb)))
4242             (if (or leave-server-side-mark-untouched
4243                     marked)
4244                 (progn
4245                   (cond ((eq stat 'unread)
4246                          (setq wl-summary-buffer-unread-count
4247                                (1- wl-summary-buffer-unread-count)))
4248                         ((eq stat 'new)
4249                          (setq wl-summary-buffer-new-count
4250                                (1- wl-summary-buffer-new-count))))
4251                   (wl-summary-update-modeline)
4252                   (wl-folder-update-unread
4253                    folder
4254                    (+ wl-summary-buffer-unread-count
4255                       wl-summary-buffer-new-count))
4256                   (when (or stat cached)
4257                     (when visible
4258                       (goto-char (match-end 2))
4259                       (delete-region (match-beginning 2) (match-end 2))
4260                       (insert (or new-mark " ")))
4261                     (setq mark-alist
4262                           (elmo-msgdb-mark-set mark-alist number new-mark))
4263                     (elmo-msgdb-set-mark-alist msgdb mark-alist)
4264                     (wl-summary-set-mark-modified))
4265                   (if (and visible wl-summary-highlight)
4266                       (wl-highlight-summary-current-line nil nil t))
4267                   (if (not notcrosses)
4268                       (wl-summary-set-crosspost nil
4269                                                 (and wl-summary-buffer-disp-msg
4270                                                      (interactive-p)))))
4271               (if mark (message "Warning: Changing mark failed.")))))
4272       (set-buffer-modified-p nil)
4273       (if stat
4274           (run-hooks 'wl-summary-unread-message-hook))
4275       number ;return value
4276       )))
4277
4278 (defun wl-summary-mark-as-important (&optional number
4279                                                mark
4280                                                no-server-update)
4281   (interactive)
4282   (if (eq (elmo-folder-get-type wl-summary-buffer-folder-name)
4283           'internal)
4284       (error "Cannot process mark in this folder"))
4285   (save-excursion
4286     (let* (eol
4287           (inhibit-read-only t)
4288           (buffer-read-only nil)
4289           (folder wl-summary-buffer-folder-name)
4290           (msgdb wl-summary-buffer-msgdb)
4291           (mark-alist (elmo-msgdb-get-mark-alist msgdb))
4292           (number-alist (elmo-msgdb-get-number-alist msgdb))
4293           message-id visible)
4294       (if number
4295           (progn
4296             (setq visible (wl-summary-jump-to-msg number))
4297             (setq mark (or mark (cadr (assq number mark-alist)))))
4298         (setq visible t))
4299       (when visible
4300         (if (null (wl-summary-message-number))
4301             (progn
4302               (message "No message.")
4303               (setq visible nil))
4304           (end-of-line)
4305           (setq eol (point))
4306           (re-search-backward (concat "^" wl-summary-buffer-number-regexp
4307                                       "..../..") nil t)) ; set cursor line
4308         )
4309       (beginning-of-line)
4310       (if (re-search-forward "^ *\\([0-9]+\\)[^0-9]\\([^0-9]\\)" eol t)
4311           (progn
4312             (setq number (or number (string-to-int (wl-match-buffer 1))))
4313             (setq mark (or mark (wl-match-buffer 2)))
4314             (setq message-id (cdr (assq number number-alist)))
4315             (if (string= mark wl-summary-important-mark)
4316                 (progn
4317                   ;; server side mark
4318                   (unless no-server-update
4319                     (elmo-unmark-important folder (list number) msgdb)
4320                     (elmo-msgdb-global-mark-delete message-id))
4321                   (when visible
4322                     (delete-region (match-beginning 2) (match-end 2))
4323                     (insert " "))
4324                   (setq mark-alist
4325                         (elmo-msgdb-mark-set mark-alist
4326                                              number
4327                                              nil)))
4328               ;; server side mark
4329               (unless no-server-update
4330                 (elmo-mark-as-important folder (list number) msgdb))
4331               (when visible
4332                 (delete-region (match-beginning 2) (match-end 2))
4333                 (insert wl-summary-important-mark))
4334               (setq mark-alist
4335                     (elmo-msgdb-mark-set mark-alist
4336                                          (string-to-int (wl-match-buffer 1))
4337                                          wl-summary-important-mark))
4338               ;; Force cache message!!
4339               (save-match-data
4340                 (unless (elmo-cache-exists-p message-id)
4341                   (elmo-force-cache-msg folder number message-id
4342                                         (elmo-msgdb-get-location msgdb))))
4343               (unless no-server-update
4344                 (elmo-msgdb-global-mark-set message-id
4345                                             wl-summary-important-mark)))
4346             (elmo-msgdb-set-mark-alist msgdb mark-alist)
4347             (wl-summary-set-mark-modified)))
4348       (if (and visible wl-summary-highlight)
4349           (wl-highlight-summary-current-line nil nil t))))
4350   (set-buffer-modified-p nil)
4351   number)
4352
4353 (defsubst wl-summary-format-date (date-string)
4354   (condition-case nil
4355       (let ((datevec (timezone-fix-time date-string nil
4356                                         wl-summary-fix-timezone)))
4357         (format "%02d/%02d(%s)%02d:%02d"
4358                 (aref datevec 1)
4359                 (aref datevec 2)
4360                 (elmo-date-get-week (aref datevec 0)
4361                                     (aref datevec 1)
4362                                     (aref datevec 2))
4363                 (aref datevec 3)
4364                 (aref datevec 4)))
4365     (error "??/??(??)??:??")))
4366
4367 (defun wl-summary-overview-create-summary-line (msg
4368                                                 entity
4369                                                 parent-entity
4370                                                 depth
4371                                                 mark-alist
4372                                                 &optional
4373                                                 children-num
4374                                                 temp-mark thr-entity
4375                                                 subject-differ)
4376   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4377         (elmo-mime-charset wl-summary-buffer-mime-charset)
4378         no-parent before-indent
4379         from subject parent-raw-subject parent-subject
4380         mark line
4381         (elmo-lang wl-summary-buffer-weekday-name-lang)
4382         (children-num (if children-num (int-to-string children-num)))
4383         (thr-str "")
4384         linked)
4385     (when thr-entity
4386       (setq thr-str (wl-thread-make-indent-string thr-entity))
4387       (setq linked (wl-thread-entity-get-linked thr-entity)))
4388     (if (string= thr-str "")
4389         (setq no-parent t)) ; no parent
4390     (if (and wl-summary-width
4391              wl-summary-indent-length-limit
4392              (< wl-summary-indent-length-limit
4393                 (string-width thr-str)))
4394         (setq thr-str (wl-set-string-width
4395                        wl-summary-indent-length-limit
4396                        thr-str)))
4397     (setq from
4398           (wl-set-string-width
4399            (if children-num
4400                (- wl-from-width (length children-num) 2)
4401              wl-from-width)
4402            (elmo-delete-char ?\n
4403                              (wl-summary-from-func-internal
4404                               (elmo-msgdb-overview-entity-get-from entity)))))
4405     (setq subject
4406           (elmo-delete-char ?\n
4407                             (or (elmo-msgdb-overview-entity-get-subject
4408                                  entity)
4409                                 wl-summary-no-subject-message)))
4410     (setq parent-raw-subject
4411           (elmo-msgdb-overview-entity-get-subject parent-entity))
4412     (setq parent-subject
4413           (if parent-raw-subject
4414               (elmo-delete-char ?\n parent-raw-subject)))
4415     (setq mark (or (cadr (assq msg mark-alist)) " "))
4416     (setq line
4417           (concat
4418            (setq before-indent
4419                  (format (concat "%"
4420                                  (int-to-string
4421                                   wl-summary-buffer-number-column)
4422                                  "s%s%s%s %s")
4423                          msg
4424                          (or temp-mark " ")
4425                          mark
4426                          (wl-summary-format-date
4427                           (elmo-msgdb-overview-entity-get-date entity))
4428                          (if thr-str thr-str "")))
4429            (format (if linked
4430                        "<%s > %s"
4431                      "[%s ] %s")
4432                    (if children-num
4433                        (concat "+" children-num ": " from)
4434                      (concat " " from))
4435                    (progn
4436                      (setq subject
4437                            (if (or no-parent
4438                                    (null parent-subject)
4439                                    (not (wl-summary-subject-equal
4440                                          subject parent-subject)))
4441                                (wl-summary-subject-func-internal subject) ""))
4442                      (if (and (not wl-summary-width)
4443                               wl-subject-length-limit)
4444                          (truncate-string subject wl-subject-length-limit)
4445                        subject)))))
4446     (if wl-summary-width (setq line
4447                                (wl-set-string-width
4448                                 (- wl-summary-width 1) line)))
4449     (if wl-summary-highlight
4450         (wl-highlight-summary-line-string line
4451                                           mark
4452                                           temp-mark
4453                                           thr-str))
4454     line))
4455
4456 (defsubst wl-summary-buffer-number-column-detect (update)
4457   (let (end)
4458     (save-excursion
4459       (goto-char (point-min))
4460       (setq wl-summary-buffer-number-column
4461             (or
4462              (if (and update
4463                       (setq end (if (re-search-forward "^ *[0-9]+[^0-9]" nil t)
4464                                     (point))))
4465                  (- end (progn (beginning-of-line) (point)) 1))
4466              (wl-get-assoc-list-value wl-summary-number-column-alist
4467                                       wl-summary-buffer-folder-name)
4468              wl-summary-default-number-column))
4469       (setq wl-summary-buffer-number-regexp
4470             (wl-repeat-string "." wl-summary-buffer-number-column)))))
4471
4472 (defsubst wl-summary-proc-wday (wday-str year month mday)
4473   (save-match-data
4474     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4475         (wl-match-string 1 wday-str)
4476       (elmo-date-get-week year month mday))))
4477
4478 (defmacro wl-summary-cursor-move-regex ()
4479   (` (let ((mark-alist
4480             (if (elmo-folder-plugged-p wl-summary-buffer-folder-name)
4481                 (cond ((eq wl-summary-move-order 'new)
4482                        (list
4483                         (list
4484                          wl-summary-new-mark)
4485                         (list
4486                          wl-summary-unread-uncached-mark
4487                          wl-summary-unread-cached-mark
4488                          wl-summary-important-mark)))
4489                       ((eq wl-summary-move-order 'unread)
4490                        (list
4491                        (list
4492                         wl-summary-unread-uncached-mark
4493                         wl-summary-unread-cached-mark
4494                         wl-summary-new-mark)
4495                        (list
4496                         wl-summary-important-mark)))
4497                       (t
4498                        (list
4499                        (list
4500                         wl-summary-unread-uncached-mark
4501                         wl-summary-unread-cached-mark
4502                         wl-summary-new-mark
4503                         wl-summary-important-mark))))
4504               (cond ((eq wl-summary-move-order 'unread)
4505                      (list
4506                      (list
4507                       wl-summary-unread-cached-mark)
4508                      (list
4509                       wl-summary-important-mark)))
4510                     (t
4511                      (list
4512                      (list
4513                       wl-summary-unread-cached-mark
4514                       wl-summary-important-mark)))))))
4515        (mapcar
4516         (function
4517          (lambda (mark-list)
4518            (concat wl-summary-message-regexp
4519                    ".\\("
4520                    (mapconcat 'regexp-quote
4521                               mark-list
4522                               "\\|")
4523                    "\\)\\|"
4524                    wl-summary-message-regexp "\\*")))
4525         mark-alist))))
4526
4527 ;;
4528 ;; Goto unread or important
4529 ;;
4530 (defun wl-summary-cursor-up (&optional hereto)
4531   (interactive "P")
4532   (if (and (not wl-summary-buffer-target-mark-list)
4533            (eq wl-summary-buffer-view 'thread))
4534       (progn
4535         (if (eobp)
4536             (forward-line -1))
4537         (wl-thread-jump-to-prev-unread hereto))
4538     (if hereto
4539         (end-of-line)
4540       (beginning-of-line))
4541     (let ((case-fold-search nil)
4542           regex-list)
4543       (setq regex-list (wl-summary-cursor-move-regex))
4544       (catch 'done
4545         (while regex-list
4546           (when (re-search-backward
4547                  (car regex-list)
4548                  nil t nil)
4549             (beginning-of-line)
4550             (throw 'done t))
4551           (setq regex-list (cdr regex-list)))
4552         (beginning-of-line)
4553         (throw 'done nil)))))
4554
4555 ;;
4556 ;; Goto unread or important
4557 ;; returns t if next message exists in this folder.
4558 (defun wl-summary-cursor-down (&optional hereto)
4559   (interactive "P")
4560   (if (and (null wl-summary-buffer-target-mark-list)
4561            (eq wl-summary-buffer-view 'thread))
4562       (wl-thread-jump-to-next-unread hereto)
4563     (if hereto
4564         (beginning-of-line)
4565       (end-of-line))
4566     (let ((case-fold-search nil)
4567           regex-list)
4568       (setq regex-list (wl-summary-cursor-move-regex))
4569       (catch 'done
4570         (while regex-list
4571           (when (re-search-forward
4572                  (car regex-list)
4573                  nil t nil)
4574             (beginning-of-line)
4575             (throw 'done t))
4576           (setq regex-list (cdr regex-list)))
4577         (beginning-of-line)
4578         (throw 'done nil)))))
4579
4580 (defun wl-summary-save-view-cache ()
4581   (save-excursion
4582     (let* ((dir (elmo-msgdb-expand-path wl-summary-buffer-folder-name))
4583            (cache (expand-file-name wl-summary-cache-file dir))
4584            (view (expand-file-name wl-summary-view-file dir))
4585 ;;;        (coding-system-for-write wl-cs-cache)
4586 ;;;        (output-coding-system wl-cs-cache)
4587            (save-view wl-summary-buffer-view)
4588            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4589            (charset wl-summary-buffer-mime-charset))
4590       (if (file-directory-p dir)
4591           (); ok.
4592         (if (file-exists-p dir)
4593             (error "File %s already exists" dir)
4594           (elmo-make-directory dir)))
4595       (if (eq save-view 'thread)
4596           (wl-thread-save-entity dir))
4597       (unwind-protect
4598           (progn
4599             (when (file-writable-p cache)
4600               (copy-to-buffer tmp-buffer (point-min) (point-max))
4601               (with-current-buffer tmp-buffer
4602                 (widen)
4603                 (encode-mime-charset-region
4604                  (point-min) (point-max) charset)
4605                 (as-binary-output-file
4606                  (write-region (point-min)
4607                                (point-max) cache nil 'no-msg))
4608                 (write-region (point-min) (point-max) cache nil
4609                               'no-msg)))
4610             (when (file-writable-p view) ; 'thread or 'sequence
4611               (save-excursion
4612                 (set-buffer tmp-buffer)
4613                 (erase-buffer)
4614                 (prin1 save-view tmp-buffer)
4615                 (princ "\n" tmp-buffer)
4616                 (write-region (point-min) (point-max) view nil 'no-msg))))
4617         ;; kill tmp buffer.
4618         (kill-buffer tmp-buffer)))))
4619
4620 (defsubst wl-summary-get-sync-range (folder)
4621   (intern (or (and
4622                (elmo-folder-plugged-p folder)
4623                (wl-get-assoc-list-value
4624                 wl-folder-sync-range-alist
4625                 folder))
4626               wl-default-sync-range)))
4627
4628 ;; redefined for wl-summary-sync-update
4629 (defun wl-summary-input-range (folder)
4630   "returns update or all or rescan."
4631   ;; for the case when parts are expanded in the bottom of the folder
4632   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4633                             "no-sync" "rescan-noscore"))
4634         (default (or (wl-get-assoc-list-value
4635                       wl-folder-sync-range-alist
4636                       folder)
4637                      wl-default-sync-range))
4638         range)
4639     (setq range
4640           (completing-read (format "Range (%s): " default)
4641                            (mapcar
4642                             (function (lambda (x) (cons x x)))
4643                             input-range-list)))
4644     (if (string= range "")
4645         default
4646       range)))
4647
4648 (defun wl-summary-toggle-disp-folder (&optional arg)
4649   (interactive)
4650   (let (fld-buf fld-win
4651         (view-message-buffer (wl-message-get-buffer-create))
4652         (cur-buf (current-buffer))
4653         (summary-win (get-buffer-window (current-buffer))))
4654     (cond
4655      ((eq arg 'on)
4656       (setq wl-summary-buffer-disp-folder t)
4657       ;; hide your folder window
4658       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4659           (if (setq fld-win (get-buffer-window fld-buf))
4660               (delete-window fld-win))))
4661      ((eq arg 'off)
4662       (setq wl-summary-buffer-disp-folder nil)
4663       ;; hide your wl-message window!
4664       (wl-select-buffer view-message-buffer)
4665       (delete-window)
4666       (select-window (get-buffer-window cur-buf))
4667       ;; display wl-folder window!!
4668       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4669           (if (setq fld-win (get-buffer-window fld-buf))
4670               ;; folder win is already displayed.
4671               (select-window fld-win)
4672             ;; folder win is not displayed.
4673             (switch-to-buffer fld-buf))
4674         ;; no folder buf
4675         (wl-folder))
4676       ;; temporarily delete summary-win.
4677       (if summary-win
4678           (delete-window summary-win))
4679       (split-window-horizontally wl-folder-window-width)
4680       (other-window 1)
4681       (switch-to-buffer cur-buf))
4682      (t
4683       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4684           (if (setq fld-win (get-buffer-window fld-buf))
4685               (setq wl-summary-buffer-disp-folder nil)
4686             (setq wl-summary-buffer-disp-folder t)))
4687       (if (not wl-summary-buffer-disp-folder)
4688           ;; hide message window
4689           (let ((mes-win (get-buffer-window view-message-buffer))
4690                 (wl-stay-folder-window t))
4691             (if mes-win (delete-window mes-win))
4692             ;; hide your folder window
4693             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4694                 (if (setq fld-win (get-buffer-window fld-buf))
4695                     (progn
4696                       (delete-window (get-buffer-window cur-buf))
4697                       (select-window fld-win)
4698                       (switch-to-buffer cur-buf))))
4699             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4700             ;; resume message window.
4701             (when mes-win
4702               (wl-select-buffer view-message-buffer)
4703               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4704               (select-window (get-buffer-window cur-buf)))
4705             )
4706         (save-excursion
4707           ;; hide message window
4708           (let ((mes-win (get-buffer-window view-message-buffer))
4709                 (wl-stay-folder-window t))
4710             (if mes-win (delete-window mes-win))
4711             (select-window (get-buffer-window cur-buf))
4712             ;; display wl-folder window!!
4713             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4714                 (if (setq fld-win (get-buffer-window fld-buf))
4715                     ;; folder win is already displayed.
4716                     (select-window fld-win)
4717                   ;; folder win is not displayed...occupy all.
4718                   (switch-to-buffer fld-buf))
4719               ;; no folder buf
4720               (wl-folder))
4721             (split-window-horizontally wl-folder-window-width)
4722             (other-window 1)
4723             (switch-to-buffer cur-buf)
4724             ;; resume message window.
4725             (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4726             (when mes-win
4727               (wl-select-buffer view-message-buffer)
4728               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4729               (select-window (get-buffer-window cur-buf))))
4730           )))))
4731   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4732
4733 (defun wl-summary-toggle-disp-msg (&optional arg)
4734   (interactive)
4735   (let (fld-buf fld-win
4736         (view-message-buffer (wl-message-get-buffer-create))
4737         (cur-buf (current-buffer))
4738         summary-win)
4739     (cond
4740      ((eq arg 'on)
4741       (setq wl-summary-buffer-disp-msg t)
4742       ;; hide your folder window
4743       (if (and (not wl-stay-folder-window)
4744                (setq fld-buf (get-buffer wl-folder-buffer-name)))
4745           (if (setq fld-win (get-buffer-window fld-buf))
4746               (delete-window fld-win))))
4747      ((eq arg 'off)
4748       (wl-delete-all-overlays)
4749       (setq wl-summary-buffer-disp-msg nil)
4750       (save-excursion
4751         (wl-select-buffer view-message-buffer)
4752         (delete-window)
4753         (and (get-buffer-window cur-buf)
4754              (select-window (get-buffer-window cur-buf)))
4755         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4756      (t
4757       (if (get-buffer-window view-message-buffer) ; already displayed
4758           (setq wl-summary-buffer-disp-msg nil)
4759         (setq wl-summary-buffer-disp-msg t))
4760       (if wl-summary-buffer-disp-msg
4761           (progn
4762             (wl-summary-redisplay)
4763 ;;; hide your folder window
4764 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4765 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4766 ;;;             (delete-window fld-win)))
4767             (run-hooks 'wl-summary-toggle-disp-on-hook))
4768         (wl-delete-all-overlays)
4769         (save-excursion
4770           (wl-select-buffer view-message-buffer)
4771           (delete-window)
4772           (select-window (get-buffer-window cur-buf))
4773           (run-hooks 'wl-summary-toggle-disp-off-hook))
4774 ;;;     (switch-to-buffer cur-buf)
4775         )))))
4776
4777 (defun wl-summary-next-line-content ()
4778   (interactive)
4779   (let ((cur-buf (current-buffer)))
4780     (wl-summary-toggle-disp-msg 'on)
4781     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4782       (set-buffer cur-buf)
4783       (wl-message-next-page 1))))
4784
4785 (defun wl-summary-prev-line-content ()
4786   (interactive)
4787   (let ((cur-buf (current-buffer)))
4788     (wl-summary-toggle-disp-msg 'on)
4789     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4790       (set-buffer cur-buf)
4791       (wl-message-prev-page 1))))
4792
4793 (defun wl-summary-next-page ()
4794   (interactive)
4795   (wl-message-next-page))
4796
4797 (defun wl-summary-prev-page ()
4798   (interactive)
4799   (wl-message-prev-page))
4800
4801 (defsubst wl-summary-no-mime-p (folder)
4802   (wl-string-match-member folder wl-summary-no-mime-folder-list))
4803
4804 (defun wl-summary-set-message-buffer-or-redisplay (&optional ignore-original)
4805   ;; if current message is not displayed, display it.
4806   ;; return t if exists.
4807   (let ((folder wl-summary-buffer-folder-name)
4808         (number (wl-summary-message-number))
4809         cur-folder cur-number message-last-pos
4810         (view-message-buffer (wl-message-get-buffer-create)))
4811     (save-excursion
4812       (set-buffer view-message-buffer)
4813       (setq cur-folder wl-message-buffer-cur-folder)
4814       (setq cur-number wl-message-buffer-cur-number))
4815     (if (and (not ignore-original)
4816              (not
4817               (and (eq number (wl-message-original-buffer-number))
4818                    (string= folder (wl-message-original-buffer-folder)))))
4819         (progn
4820           (if (wl-summary-no-mime-p folder)
4821               (wl-summary-redisplay-no-mime folder number)
4822             (wl-summary-redisplay-internal folder number))
4823           nil)
4824       (if (and (string= folder (or cur-folder ""))
4825                (eq number (or cur-number 0)))
4826           (progn
4827             (set-buffer view-message-buffer)
4828             t)
4829         (if (wl-summary-no-mime-p folder)
4830             (wl-summary-redisplay-no-mime folder number)
4831           (wl-summary-redisplay-internal folder number))
4832         nil))))
4833
4834 (defun wl-summary-target-mark-forward (&optional arg)
4835   (interactive "P")
4836   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4837         (summary-buf (current-buffer))
4838         (wl-draft-forward t)
4839         start-point
4840         draft-buf)
4841     (wl-summary-jump-to-msg (car mlist))
4842     (wl-summary-forward t)
4843     (setq start-point (point))
4844     (setq draft-buf (current-buffer))
4845     (setq mlist (cdr mlist))
4846     (save-window-excursion
4847       (when mlist
4848         (while mlist
4849           (set-buffer summary-buf)
4850           (wl-summary-jump-to-msg (car mlist))
4851           (wl-summary-redisplay)
4852           (set-buffer draft-buf)
4853           (goto-char (point-max))
4854           (wl-draft-insert-message)
4855           (setq mlist (cdr mlist)))
4856         (wl-draft-body-goto-top)
4857         (wl-draft-enclose-digest-region (point) (point-max)))
4858       (goto-char start-point)
4859       (save-excursion
4860         (set-buffer summary-buf)
4861         (wl-summary-delete-all-temp-marks)))
4862     (run-hooks 'wl-mail-setup-hook)))
4863
4864 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4865   (interactive "P")
4866   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4867         (summary-buf (current-buffer))
4868         change-major-mode-hook
4869         start-point
4870         draft-buf)
4871     (wl-summary-jump-to-msg (car mlist))
4872     (wl-summary-reply arg t)
4873     (goto-char (point-max))
4874     (setq start-point (point))
4875     (setq draft-buf (current-buffer))
4876     (save-window-excursion
4877       (while mlist
4878         (set-buffer summary-buf)
4879         (wl-summary-jump-to-msg (car mlist))
4880         (wl-summary-redisplay)
4881         (set-buffer draft-buf)
4882         (goto-char (point-max))
4883         (wl-draft-yank-original)
4884         (setq mlist (cdr mlist)))
4885       (goto-char start-point)
4886       (save-excursion
4887         (set-buffer summary-buf)
4888         (wl-summary-delete-all-temp-marks)))
4889     (run-hooks 'wl-mail-setup-hook)))
4890
4891 (defun wl-summary-reply-with-citation (&optional arg)
4892   (interactive "P")
4893   (when (wl-summary-reply arg t)
4894     (goto-char (point-max))
4895     (wl-draft-yank-original)
4896     (run-hooks 'wl-mail-setup-hook)))
4897
4898 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4899   (interactive)
4900   (let* ((original (wl-summary-message-number))
4901          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4902          (number-alist (elmo-msgdb-get-number-alist wl-summary-buffer-msgdb))
4903          msg otherfld schar
4904          (errmsg
4905           (format "No message with id \"%s\" in the folder." msgid)))
4906     (if (setq msg (car (rassoc msgid number-alist)))
4907 ;;;     (wl-summary-jump-to-msg-internal
4908 ;;;      wl-summary-buffer-folder-name msg 'no-sync)
4909         (progn
4910           (wl-thread-jump-to-msg msg)
4911           t)
4912       ;; for XEmacs!
4913       (if (and elmo-use-database
4914                (setq errmsg
4915                      (format
4916                       "No message with id \"%s\" in the database." msgid))
4917                (setq otherfld (elmo-database-msgid-get msgid)))
4918           (if (cdr (wl-summary-jump-to-msg-internal
4919                     (car otherfld) (nth 1 otherfld) 'no-sync))
4920               t ; succeed.
4921             ;; Back to original.
4922             (wl-summary-jump-to-msg-internal
4923              wl-summary-buffer-folder-name original 'no-sync))
4924         (cond ((eq wl-summary-search-via-nntp 'confirm)
4925                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4926                         elmo-default-nntp-server)
4927                (setq schar (read-char))
4928                (cond ((eq schar ?y)
4929                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4930                      ((eq schar ?s)
4931                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4932                        msgid
4933                        (read-from-minibuffer "NNTP Server: ")))
4934                      (t
4935                       (message errmsg)
4936                       nil)))
4937               (wl-summary-search-via-nntp
4938                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4939               (t
4940                (message errmsg)
4941                nil))))))
4942
4943 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4944   (interactive)
4945   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4946          newsgroups folder ret
4947          user server port type spec)
4948     (if server-spec
4949         (if (string-match "^-" server-spec)
4950             (setq spec (elmo-nntp-get-spec server-spec)
4951                   user (nth 2 spec)
4952                   server (nth 3 spec)
4953                   port (nth 4 spec)
4954                   type (nth 5 spec))
4955           (setq server server-spec)))
4956     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4957                      msgid
4958                      (or server elmo-default-nntp-server)
4959                      (or user elmo-default-nntp-user)
4960                      (or port elmo-default-nntp-port)
4961                      (or type elmo-default-nntp-stream-type)))
4962       (setq newsgroups (wl-parse-newsgroups ret))
4963       (setq folder (concat "-" (car newsgroups)
4964                            (elmo-nntp-folder-postfix user server port type)))
4965       (catch 'found
4966         (while newsgroups
4967           (if (wl-folder-entity-exists-p (car newsgroups)
4968                                          wl-folder-newsgroups-hashtb)
4969               (throw 'found
4970                      (setq folder (concat "-" (car newsgroups)
4971                                           (elmo-nntp-folder-postfix
4972                                            user server port type)))))
4973           (setq newsgroups (cdr newsgroups)))))
4974     (if ret
4975         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4976       (message "No message id \"%s\" in nntp server \"%s\"."
4977                msgid (or server elmo-default-nntp-server))
4978       nil)))
4979
4980 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4981   (let (wl-auto-select-first entity)
4982     (if (or (string= folder wl-summary-buffer-folder-name)
4983             (y-or-n-p
4984              (format
4985               "Message was found in the folder \"%s\". Jump to it? "
4986               folder)))
4987         (progn
4988           (unwind-protect
4989               (wl-summary-goto-folder-subr
4990                folder scan-type nil nil t)
4991             (if msgid
4992                 (setq msg
4993                       (car (rassoc msgid
4994                                    (elmo-msgdb-get-number-alist
4995                                     wl-summary-buffer-msgdb)))))
4996             (setq entity (wl-folder-search-entity-by-name folder
4997                                                           wl-folder-entity
4998                                                           'folder))
4999             (if entity
5000                 (wl-folder-set-current-entity-id
5001                  (wl-folder-get-entity-id entity))))
5002           (if (null msg)
5003               (message "Message was not found currently in this folder.")
5004             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
5005           (cons folder msg)))))
5006
5007 (defun wl-summary-jump-to-parent-message (arg)
5008   (interactive "P")
5009   (let ((cur-buf (current-buffer))
5010         (number (wl-summary-message-number))
5011         (regexp "\\(<[^<>]*>\\)[ \t]*$")
5012         (i -1) ;; xxx
5013         msg-id msg-num ref-list ref irt)
5014     (if (null number)
5015         (message "No message.")
5016       (when (eq wl-summary-buffer-view 'thread)
5017         (cond ((and arg (not (numberp arg)))
5018                (setq msg-num
5019                      (wl-thread-entity-get-number
5020                       (wl-thread-entity-get-top-entity
5021                        (wl-thread-get-entity number)))))
5022               ((and arg (numberp arg))
5023                (setq i 0)
5024                (setq msg-num number)
5025                (while (< i arg)
5026                  (setq msg-num
5027                        (wl-thread-entity-get-number
5028                         (wl-thread-entity-get-parent-entity
5029                          (wl-thread-get-entity msg-num))))
5030                  (setq i (1+ i))))
5031               (t (setq msg-num
5032                        (wl-thread-entity-get-number
5033                         (wl-thread-entity-get-parent-entity
5034                          (wl-thread-get-entity number)))))))
5035       (when (null msg-num)
5036         (wl-summary-set-message-buffer-or-redisplay)
5037         (set-buffer (wl-message-get-original-buffer))
5038         (message "Searching parent message...")
5039         (setq ref (std11-field-body "References")
5040               irt (std11-field-body "In-Reply-To"))
5041         (cond
5042          ((and arg (not (numberp arg)) ref (not (string= ref ""))
5043                (string-match regexp ref))
5044           ;; The first message of the thread.
5045           (setq msg-id (wl-match-string 1 ref)))
5046          ;; "In-Reply-To:" has only one msg-id.
5047          ((and (null arg) irt (not (string= irt ""))
5048                (string-match regexp irt))
5049           (setq msg-id (wl-match-string 1 irt)))
5050          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
5051                (string-match regexp ref))
5052           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
5053           (while (string-match regexp ref)
5054             (setq ref-list
5055                   (append (list
5056                            (wl-match-string 1 ref))
5057                           ref-list))
5058             (setq ref (substring ref (match-end 0)))
5059             (setq i (1+ i)))
5060           (setq msg-id
5061                 (if (null arg) (nth 0 ref-list) ;; previous
5062                   (if (<= arg i) (nth (1- arg) ref-list)
5063                     (nth i ref-list)))))))
5064       (set-buffer cur-buf)
5065       (cond ((and (null msg-id) (null msg-num))
5066              (message "No parent message!")
5067              nil)
5068             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
5069              (wl-summary-redisplay)
5070              (message "Searching parent message...done")
5071              t)
5072             ((and msg-num (wl-summary-jump-to-msg msg-num))
5073              (wl-summary-redisplay)
5074              (message "Searching parent message...done")
5075              t)
5076             (t ; failed.
5077              (message "Parent message was not found.")
5078              nil)))))
5079
5080 (defun wl-summary-reply (&optional arg without-setup-hook)
5081   "Reply to current message. Default is \"wide\" reply.
5082 Reply to author if invoked with ARG."
5083   (interactive "P")
5084   (let ((folder wl-summary-buffer-folder-name)
5085         (number (wl-summary-message-number))
5086         (summary-buf (current-buffer))
5087         mes-buf)
5088     (if number
5089         (unwind-protect
5090             (progn
5091               (wl-summary-redisplay-internal folder number)
5092               (wl-select-buffer
5093                (get-buffer (setq mes-buf (wl-current-message-buffer))))
5094               (set-buffer mes-buf)
5095               (goto-char (point-min))
5096               (or wl-draft-use-frame
5097                   (split-window-vertically))
5098               (other-window 1)
5099               (when (setq mes-buf (wl-message-get-original-buffer))
5100                 (wl-draft-reply mes-buf (not arg) summary-buf)
5101                 (unless without-setup-hook
5102                   (run-hooks 'wl-mail-setup-hook)))
5103               t)))))
5104
5105 (defun wl-summary-write ()
5106   "Write a new draft from Summary."
5107   (interactive)
5108   (wl-draft nil nil nil nil nil
5109             nil nil nil nil nil nil (current-buffer))
5110   (run-hooks 'wl-mail-setup-hook)
5111   (mail-position-on-field "To"))
5112
5113 (defun wl-summary-write-current-newsgroup (&optional folder)
5114   ""
5115   (interactive)
5116   (let* ((folder (or folder wl-summary-buffer-folder-name))
5117          (flist (elmo-folder-get-primitive-folder-list folder))
5118          newsgroups fld ret)
5119     (while (setq fld (car flist))
5120       (if (setq ret
5121                 (cond ((eq 'nntp (elmo-folder-get-type fld))
5122                        (nth 1 (elmo-folder-get-spec fld)))
5123                       ((eq 'localnews (elmo-folder-get-type fld))
5124                        (elmo-replace-in-string
5125                         (nth 1 (elmo-folder-get-spec fld)) "/" "\\."))))
5126           (setq newsgroups (cond (newsgroups
5127                                   (concat newsgroups "," ret))
5128                                  (t ret))))
5129       (setq flist (cdr flist)))
5130     (if newsgroups
5131         (progn
5132           (wl-draft nil nil nil nil nil newsgroups)
5133           (run-hooks 'wl-mail-setup-hook))
5134       (error "%s is not newsgroup" folder))))
5135
5136 (defun wl-summary-forward (&optional without-setup-hook)
5137   ""
5138   (interactive)
5139   (let ((folder wl-summary-buffer-folder-name)
5140         (number (wl-summary-message-number))
5141         (summary-buf (current-buffer))
5142         (wl-draft-forward t)
5143         entity subject num)
5144     (if (null number)
5145         (message "No message.")
5146       (wl-summary-redisplay-internal folder number)
5147       (wl-select-buffer (get-buffer wl-message-buf-name))
5148       (or wl-draft-use-frame
5149           (split-window-vertically))
5150       (other-window 1)
5151       ;; get original subject.
5152       (if summary-buf
5153           (save-excursion
5154             (set-buffer summary-buf)
5155             (setq num (wl-summary-message-number))
5156             (setq entity (assoc (cdr (assq num
5157                                            (elmo-msgdb-get-number-alist
5158                                             wl-summary-buffer-msgdb)))
5159                                 (elmo-msgdb-get-overview
5160                                  wl-summary-buffer-msgdb)))
5161             (and entity
5162                  (setq subject
5163                        (or (elmo-msgdb-overview-entity-get-subject entity)
5164                            "")))))
5165       (wl-draft-forward subject summary-buf)
5166       (unless without-setup-hook
5167         (run-hooks 'wl-mail-setup-hook)))))
5168
5169 (defun wl-summary-click (e)
5170   (interactive "e")
5171   (mouse-set-point e)
5172   (wl-summary-read))
5173
5174 (defun wl-summary-read ()
5175   ""
5176   (interactive)
5177   (let ((folder wl-summary-buffer-folder-name)
5178         (number (wl-summary-message-number))
5179         cur-folder cur-number message-last-pos
5180         (view-message-buffer (get-buffer-create wl-message-buf-name))
5181         (sticky-buf-name (and (wl-summary-sticky-p) wl-message-buf-name))
5182         (summary-buf-name (buffer-name)))
5183     (save-excursion
5184       (set-buffer view-message-buffer)
5185       (when (and sticky-buf-name
5186                  (not (wl-local-variable-p 'wl-message-buf-name
5187                                            (current-buffer))))
5188         (make-local-variable 'wl-message-buf-name)
5189         (setq wl-message-buf-name sticky-buf-name)
5190         (make-local-variable 'wl-message-buffer-cur-summary-buffer)
5191         (setq wl-message-buffer-cur-summary-buffer summary-buf-name))
5192       (setq cur-folder wl-message-buffer-cur-folder)
5193       (setq cur-number wl-message-buffer-cur-number))
5194     (wl-summary-toggle-disp-msg 'on)
5195     (if (and (string= folder cur-folder)
5196              (eq number cur-number))
5197         (progn
5198           (if (wl-summary-next-page)
5199               (wl-summary-down t)))
5200 ;;;         (wl-summary-scroll-up-content)))
5201       (if (wl-summary-no-mime-p folder)
5202           (wl-summary-redisplay-no-mime folder number)
5203         (wl-summary-redisplay-internal folder number)))))
5204
5205 (defun wl-summary-prev (&optional interactive)
5206   ""
5207   (interactive)
5208   (if wl-summary-move-direction-toggle
5209       (setq wl-summary-move-direction-downward nil))
5210   (let ((type (elmo-folder-get-type wl-summary-buffer-folder-name))
5211         (skip-mark-regexp (mapconcat
5212                            'regexp-quote
5213                            wl-summary-skip-mark-list ""))
5214         goto-next regex-list regex next-entity finfo)
5215     (beginning-of-line)
5216     (if (elmo-folder-plugged-p wl-summary-buffer-folder-name)
5217         (setq regex (format "^%s[^%s]"
5218                             wl-summary-buffer-number-regexp
5219                             skip-mark-regexp))
5220       (setq regex (format "^%s[^%s]\\(%s\\|%s\\| \\)"
5221                           wl-summary-buffer-number-regexp
5222                           skip-mark-regexp
5223                           (regexp-quote wl-summary-unread-cached-mark)
5224                           (regexp-quote wl-summary-important-mark))))
5225     (unless (re-search-backward regex nil t)
5226       (setq goto-next t))
5227     (beginning-of-line)
5228     (if (not goto-next)
5229         (progn
5230           (if wl-summary-buffer-disp-msg
5231               (wl-summary-redisplay)))
5232       (if (or interactive (interactive-p))
5233           (if wl-summary-buffer-prev-folder-func
5234               (funcall wl-summary-buffer-prev-folder-func)
5235             (when wl-auto-select-next
5236               (setq next-entity (wl-summary-get-prev-folder))
5237               (if next-entity
5238                   (setq finfo (wl-folder-get-entity-info next-entity))))
5239             (wl-ask-folder
5240              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5241              (format
5242               "No more messages. Type SPC to go to %s."
5243               (wl-summary-entity-info-msg next-entity finfo))))))))
5244
5245 (defun wl-summary-next (&optional interactive)
5246   ""
5247   (interactive)
5248   (if wl-summary-move-direction-toggle
5249       (setq wl-summary-move-direction-downward t))
5250   (let ((type (elmo-folder-get-type wl-summary-buffer-folder-name))
5251         (skip-mark-regexp (mapconcat
5252                            'regexp-quote
5253                            wl-summary-skip-mark-list ""))
5254         goto-next regex regex-list next-entity finfo)
5255     (end-of-line)
5256     (if (elmo-folder-plugged-p wl-summary-buffer-folder-name)
5257         (setq regex (format "^%s[^%s]"
5258                             wl-summary-buffer-number-regexp
5259                             skip-mark-regexp))
5260       (setq regex (format "^%s[^%s]\\(%s\\|%s\\| \\)"
5261                           wl-summary-buffer-number-regexp
5262                           skip-mark-regexp
5263                           (regexp-quote wl-summary-unread-cached-mark)
5264                           (regexp-quote wl-summary-important-mark))))
5265     (unless (re-search-forward regex nil t)
5266       (forward-line 1)
5267       (setq goto-next t))
5268     (beginning-of-line)
5269     (if (not goto-next)
5270         (if wl-summary-buffer-disp-msg
5271             (wl-summary-redisplay))
5272       (if (or interactive (interactive-p))
5273           (if wl-summary-buffer-next-folder-func
5274               (funcall wl-summary-buffer-next-folder-func)
5275             (when wl-auto-select-next
5276               (setq next-entity (wl-summary-get-next-folder))
5277               (if next-entity
5278                   (setq finfo (wl-folder-get-entity-info next-entity))))
5279             (wl-ask-folder
5280              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5281              (format
5282               "No more messages. Type SPC to go to %s."
5283               (wl-summary-entity-info-msg next-entity finfo))))))))
5284
5285 (defun wl-summary-up (&optional interactive skip-no-unread)
5286   ""
5287   (interactive)
5288   (if wl-summary-move-direction-toggle
5289       (setq wl-summary-move-direction-downward nil))
5290   (if (wl-summary-cursor-up)
5291       (if wl-summary-buffer-disp-msg
5292           (wl-summary-redisplay))
5293     (if (or interactive
5294             (interactive-p))
5295         (if wl-summary-buffer-prev-folder-func
5296             (funcall wl-summary-buffer-prev-folder-func)
5297           (let (next-entity finfo)
5298             (when wl-auto-select-next
5299               (progn
5300                 (setq next-entity (wl-summary-get-prev-unread-folder))
5301                 (if next-entity
5302                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5303             (if (and skip-no-unread
5304                      (eq wl-auto-select-next 'skip-no-unread))
5305                 (wl-summary-next-folder-or-exit next-entity t)
5306               (wl-ask-folder
5307                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5308                (format
5309                 "No more unread messages. Type SPC to go to %s."
5310                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5311
5312 (defun wl-summary-get-prev-folder ()
5313   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5314         last-entity cur-id)
5315     (when folder-buf
5316       (setq cur-id (save-excursion (set-buffer folder-buf)
5317                                    wl-folder-buffer-cur-entity-id))
5318       (wl-folder-get-prev-folder cur-id))))
5319
5320 (defun wl-summary-get-next-folder ()
5321   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5322         cur-id)
5323     (when folder-buf
5324       (setq cur-id (save-excursion (set-buffer folder-buf)
5325                                    wl-folder-buffer-cur-entity-id))
5326       (wl-folder-get-next-folder cur-id))))
5327
5328 (defun wl-summary-get-next-unread-folder ()
5329   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5330         cur-id)
5331     (when folder-buf
5332       (setq cur-id (save-excursion (set-buffer folder-buf)
5333                                    wl-folder-buffer-cur-entity-id))
5334       (wl-folder-get-next-folder cur-id 'unread))))
5335
5336 (defun wl-summary-get-prev-unread-folder ()
5337   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5338         cur-id)
5339     (when folder-buf
5340       (setq cur-id (save-excursion (set-buffer folder-buf)
5341                                    wl-folder-buffer-cur-entity-id))
5342       (wl-folder-get-prev-folder cur-id 'unread))))
5343
5344 (defun wl-summary-down (&optional interactive skip-no-unread)
5345   (interactive)
5346   (if wl-summary-move-direction-toggle
5347       (setq wl-summary-move-direction-downward t))
5348   (if (wl-summary-cursor-down)
5349       (if wl-summary-buffer-disp-msg
5350           (wl-summary-redisplay))
5351     (if (or interactive
5352             (interactive-p))
5353         (if wl-summary-buffer-next-folder-func
5354             (funcall wl-summary-buffer-next-folder-func)
5355           (let (next-entity finfo)
5356             (when wl-auto-select-next
5357               (setq next-entity (wl-summary-get-next-unread-folder)))
5358             (if next-entity
5359                 (setq finfo (wl-folder-get-entity-info next-entity)))
5360             (if (and skip-no-unread
5361                      (eq wl-auto-select-next 'skip-no-unread))
5362                 (wl-summary-next-folder-or-exit next-entity)
5363               (wl-ask-folder
5364                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5365                (format
5366                 "No more unread messages. Type SPC to go to %s."
5367                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5368
5369 (defun wl-summary-goto-last-displayed-msg ()
5370   (interactive)
5371   (unless wl-summary-buffer-last-displayed-msg
5372     (setq wl-summary-buffer-last-displayed-msg
5373           wl-summary-buffer-current-msg))
5374   (if wl-summary-buffer-last-displayed-msg
5375       (progn
5376         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5377         (if wl-summary-buffer-disp-msg
5378             (wl-summary-redisplay)))
5379     (message "No last message.")))
5380
5381 (defun wl-summary-redisplay (&optional arg)
5382   (interactive "P")
5383   (if (and (not arg)
5384            (wl-summary-no-mime-p wl-summary-buffer-folder-name))
5385       (wl-summary-redisplay-no-mime)
5386     (wl-summary-redisplay-internal nil nil arg)))
5387
5388 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5389   (interactive)
5390   (let* ((msgdb wl-summary-buffer-msgdb)
5391          (fld (or folder wl-summary-buffer-folder-name))
5392          (num (or number (wl-summary-message-number)))
5393          (wl-mime-charset      wl-summary-buffer-mime-charset)
5394          (default-mime-charset wl-summary-buffer-mime-charset)
5395          (wl-message-redisplay-func
5396           wl-summary-buffer-message-redisplay-func)
5397          fld-buf fld-win thr-entity)
5398     (if (and wl-thread-open-reading-thread
5399              (eq wl-summary-buffer-view 'thread)
5400              (not (wl-thread-entity-get-opened
5401                    (setq thr-entity (wl-thread-get-entity
5402                                      num))))
5403              (wl-thread-entity-get-children thr-entity))
5404         (wl-thread-force-open))
5405     (if num
5406         (progn
5407           (setq wl-summary-buffer-disp-msg t)
5408           (setq wl-summary-buffer-last-displayed-msg
5409                 wl-summary-buffer-current-msg)
5410           ;; hide folder window
5411           (if (and (not wl-stay-folder-window)
5412                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5413               (if (setq fld-win (get-buffer-window fld-buf))
5414                   (delete-window fld-win)))
5415           (setq wl-current-summary-buffer (current-buffer))
5416           (if (wl-message-redisplay fld num 'mime msgdb force-reload)
5417               (wl-summary-mark-as-read nil
5418                                        ;; cached, then change server-mark.
5419                                        (if wl-message-cache-used
5420                                            nil
5421                                          ;; plugged, then leave server-mark.
5422                                          (if (and
5423                                               (not
5424                                                (elmo-folder-local-p
5425                                                 wl-summary-buffer-folder-name))
5426                                               (elmo-folder-plugged-p
5427                                                wl-summary-buffer-folder-name))
5428                                              'leave))
5429                                        t ; displayed
5430                                        nil
5431                                        'cached ; cached by reading.
5432                                        )
5433             )
5434           (setq wl-summary-buffer-current-msg num)
5435           (when wl-summary-recenter
5436             (recenter (/ (- (window-height) 2) 2))
5437             (if (not wl-summary-width)
5438                 (wl-horizontal-recenter)))
5439           (wl-highlight-summary-displaying)
5440           (wl-cache-prefetch-next fld num (current-buffer))
5441           (run-hooks 'wl-summary-redisplay-hook))
5442       (message "No message to display."))))
5443
5444 (defun wl-summary-redisplay-no-mime (&optional folder number)
5445   (interactive)
5446   (let* ((msgdb wl-summary-buffer-msgdb)
5447          (fld (or folder wl-summary-buffer-folder-name))
5448          (num (or number (wl-summary-message-number)))
5449          (wl-mime-charset      wl-summary-buffer-mime-charset)
5450          (default-mime-charset wl-summary-buffer-mime-charset)
5451          wl-break-pages)
5452     (if num
5453         (progn
5454           (setq wl-summary-buffer-disp-msg t)
5455           (setq wl-summary-buffer-last-displayed-msg
5456                 wl-summary-buffer-current-msg)
5457           (setq wl-current-summary-buffer (current-buffer))
5458           (wl-normal-message-redisplay fld num 'no-mime msgdb)
5459           (wl-summary-mark-as-read nil nil t)
5460           (setq wl-summary-buffer-current-msg num)
5461           (when wl-summary-recenter
5462             (recenter (/ (- (window-height) 2) 2))
5463             (if (not wl-summary-width)
5464                 (wl-horizontal-recenter)))
5465           (wl-highlight-summary-displaying)
5466           (run-hooks 'wl-summary-redisplay-hook))
5467       (message "No message to display.")
5468       (wl-ask-folder 'wl-summary-exit
5469                      "No more messages. Type SPC to go to folder mode."))))
5470
5471 (defun wl-summary-redisplay-all-header (&optional folder number)
5472   (interactive)
5473   (let* ((msgdb wl-summary-buffer-msgdb)
5474          (fld (or folder wl-summary-buffer-folder-name))
5475          (num (or number (wl-summary-message-number)))
5476          (wl-mime-charset      wl-summary-buffer-mime-charset)
5477          (default-mime-charset wl-summary-buffer-mime-charset)
5478          (wl-message-redisplay-func wl-summary-buffer-message-redisplay-func))
5479     (if num
5480         (progn
5481           (setq wl-summary-buffer-disp-msg t)
5482           (setq wl-summary-buffer-last-displayed-msg
5483                 wl-summary-buffer-current-msg)
5484           (setq wl-current-summary-buffer (current-buffer))
5485           (if (wl-message-redisplay fld num 'all-header msgdb); t if displayed.
5486               (wl-summary-mark-as-read nil nil t))
5487           (setq wl-summary-buffer-current-msg num)
5488           (when wl-summary-recenter
5489             (recenter (/ (- (window-height) 2) 2))
5490             (if (not wl-summary-width)
5491                 (wl-horizontal-recenter)))
5492           (wl-highlight-summary-displaying)
5493           (run-hooks 'wl-summary-redisplay-hook))
5494       (message "No message to display."))))
5495
5496 (defun wl-summary-jump-to-current-message ()
5497   (interactive)
5498   (let (message-buf message-win)
5499     (if (setq message-buf (get-buffer wl-message-buf-name))
5500         (if (setq message-win (get-buffer-window message-buf))
5501             (select-window message-win)
5502           (wl-select-buffer (get-buffer wl-message-buf-name)))
5503       (wl-summary-redisplay)
5504       (wl-select-buffer (get-buffer wl-message-buf-name)))
5505     (goto-char (point-min))))
5506
5507 (defun wl-summary-cancel-message ()
5508   "Cancel an article on news."
5509   (interactive)
5510   (if (null (wl-summary-message-number))
5511       (message "No message.")
5512     (let ((summary-buf (current-buffer))
5513           message-buf)
5514       (wl-summary-set-message-buffer-or-redisplay)
5515       (if (setq message-buf (wl-message-get-original-buffer))
5516           (set-buffer message-buf))
5517       (unless (wl-message-news-p)
5518         (error "This is not a news article; canceling is impossible"))
5519       (when (yes-or-no-p "Do you really want to cancel this article? ")
5520         (let (from newsgroups message-id distribution buf)
5521           (save-excursion
5522             (setq from (std11-field-body "from")
5523                   newsgroups (std11-field-body "newsgroups")
5524                   message-id (std11-field-body "message-id")
5525                   distribution (std11-field-body "distribution"))
5526             ;; Make sure that this article was written by the user.
5527             (unless (wl-address-user-mail-address-p
5528                      (wl-address-header-extract-address
5529                       (car (wl-parse-addresses from))))
5530               (error "This article is not yours"))
5531             ;; Make control message.
5532             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5533             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5534             (buffer-disable-undo (current-buffer))
5535             (erase-buffer)
5536             (insert "Newsgroups: " newsgroups "\n"
5537                     "From: " (wl-address-header-extract-address
5538                               wl-from) "\n"
5539                               "Subject: cmsg cancel " message-id "\n"
5540                               "Control: cancel " message-id "\n"
5541                               (if distribution
5542                                   (concat "Distribution: " distribution "\n")
5543                                 "")
5544                               mail-header-separator "\n"
5545                               wl-summary-cancel-message)
5546             (message "Canceling your message...")
5547             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5548             (message "Canceling your message...done")))))))
5549
5550 (defun wl-summary-supersedes-message ()
5551   "Supersede current message."
5552   (interactive)
5553   (let ((summary-buf (current-buffer))
5554         (mmelmo-force-fetch-entire-message t)
5555         message-buf from)
5556     (wl-summary-set-message-buffer-or-redisplay)
5557     (if (setq message-buf (wl-message-get-original-buffer))
5558         (set-buffer message-buf))
5559     (unless (wl-message-news-p)
5560       (error "This is not a news article; supersedes is impossible"))
5561     (save-excursion
5562       (setq from (std11-field-body "from"))
5563       ;; Make sure that this article was written by the user.
5564       (unless (wl-address-user-mail-address-p
5565                (wl-address-header-extract-address
5566                 (car (wl-parse-addresses from))))
5567         (error "This article is not yours"))
5568       (let* ((message-id (std11-field-body "message-id"))
5569              (followup-to (std11-field-body "followup-to"))
5570              (mail-default-headers
5571               (concat mail-default-headers
5572                       "Supersedes: " message-id "\n"
5573                       (and followup-to
5574                            (concat "Followup-To: " followup-to "\n")))))
5575         (set-buffer (wl-message-get-original-buffer))
5576         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5577
5578 (defun wl-summary-save (&optional arg wl-save-dir)
5579   (interactive)
5580   (let ((filename)
5581         (num (wl-summary-message-number))
5582         (mmelmo-force-fetch-entire-message t))
5583     (if (null wl-save-dir)
5584         (setq wl-save-dir wl-tmp-dir))
5585     (if num
5586         (save-excursion
5587           (setq filename (expand-file-name
5588                           (int-to-string num)
5589                           wl-save-dir))
5590           (if (null (and arg
5591                          (null (file-exists-p filename))))
5592               (setq filename
5593                     (read-file-name "Save to file: " filename)))
5594
5595           (wl-summary-set-message-buffer-or-redisplay)
5596           (set-buffer (wl-message-get-original-buffer))
5597           (if (and (null arg) (file-exists-p filename))
5598               (if (y-or-n-p "File already exists.  override it? ")
5599                   (write-region (point-min) (point-max) filename))
5600             (write-region (point-min) (point-max) filename)))
5601       (message "No message to save."))
5602     num))
5603
5604 (defun wl-summary-save-region (beg end)
5605   (interactive "r")
5606   (save-excursion
5607     (save-restriction
5608       (narrow-to-region beg end)
5609       (goto-char (point-min))
5610       (let ((wl-save-dir
5611              (wl-read-directory-name "Save to directory: " wl-tmp-dir)))
5612         (if (null (file-exists-p wl-save-dir))
5613             (make-directory wl-save-dir))
5614         (if (eq wl-summary-buffer-view 'thread)
5615             (progn
5616               (while (not (eobp))
5617                 (let* ((number (wl-summary-message-number))
5618                        (entity (wl-thread-get-entity number)))
5619                   (if (wl-thread-entity-get-opened entity)
5620                       (wl-summary-save t wl-save-dir)
5621                     ;; closed
5622                     (wl-summary-save t wl-save-dir))
5623                   (forward-line 1))))
5624           (while (not (eobp))
5625             (wl-summary-save t wl-save-dir)
5626             (forward-line 1)))))))
5627
5628 ;; mew-summary-pipe-message()
5629 (defun wl-summary-pipe-message (prefix command)
5630   "Send this message via pipe."
5631   (interactive (list current-prefix-arg nil))
5632   (if (null (wl-summary-message-number))
5633       (message "No message.")
5634     (setq command (read-string "Shell command on message: "
5635                                wl-summary-shell-command-last))
5636     (if (y-or-n-p "Send this message to pipe? ")
5637         (save-excursion
5638           (wl-summary-set-message-buffer-or-redisplay)
5639           (set-buffer (wl-message-get-original-buffer))
5640           (if (string= command "")
5641               (setq command wl-summary-shell-command-last))
5642           (goto-char (point-min)) ; perhaps this line won't be necessary
5643           (if prefix
5644               (search-forward "\n\n"))
5645           (shell-command-on-region (point) (point-max) command nil)
5646           (setq wl-summary-shell-command-last command)))))
5647
5648 (defun wl-summary-print-message (&optional arg)
5649   (interactive "P")
5650   (if (null (wl-summary-message-number))
5651       (message "No message.")
5652     (save-excursion
5653       (wl-summary-set-message-buffer-or-redisplay)
5654       (if (or (not (interactive-p))
5655               (y-or-n-p "Print ok? "))
5656           (progn
5657             (let* ((message-buffer (get-buffer wl-message-buf-name))
5658 ;;;                (summary-buffer (get-buffer wl-summary-buffer-name))
5659                    (buffer (generate-new-buffer " *print*")))
5660               (set-buffer message-buffer)
5661               (copy-to-buffer buffer (point-min) (point-max))
5662               (set-buffer buffer)
5663               (funcall wl-print-buffer-func)
5664               (kill-buffer buffer)))
5665         (message "")))))
5666
5667 (defun wl-summary-print-message-with-ps-print (&optional filename)
5668   (interactive)
5669   (if (null (wl-summary-message-number))
5670       (message "No message.")
5671     (setq filename (ps-print-preprint current-prefix-arg))
5672     (if (or (not (interactive-p))
5673             (y-or-n-p "Print ok? "))
5674         (let ((summary-buffer (current-buffer))
5675               wl-break-pages)
5676           (save-excursion
5677 ;;;         (wl-summary-set-message-buffer-or-redisplay)
5678             (wl-summary-redisplay-internal)
5679             (let* ((message-buffer (get-buffer wl-message-buf-name))
5680                    (buffer (generate-new-buffer " *print*"))
5681                    (entity (progn
5682                              (set-buffer summary-buffer)
5683                              (assoc (cdr (assq
5684                                           (wl-summary-message-number)
5685                                           (elmo-msgdb-get-number-alist
5686                                            wl-summary-buffer-msgdb)))
5687                                     (elmo-msgdb-get-overview
5688                                      wl-summary-buffer-msgdb))))
5689                    (wl-ps-subject
5690                     (and entity
5691                          (or (elmo-msgdb-overview-entity-get-subject entity)
5692                              "")))
5693                    (wl-ps-from
5694                     (and entity
5695                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5696                    (wl-ps-date
5697                     (and entity
5698                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5699               (run-hooks 'wl-ps-preprint-hook)
5700               (set-buffer message-buffer)
5701               (copy-to-buffer buffer (point-min) (point-max))
5702               (set-buffer buffer)
5703               (unwind-protect
5704                   (let ((ps-left-header
5705                          (list (concat "(" wl-ps-subject ")")
5706                                (concat "(" wl-ps-from ")")))
5707                         (ps-right-header
5708                          (list "/pagenumberstring load"
5709                                (concat "(" wl-ps-date ")"))))
5710                     (run-hooks 'wl-ps-print-hook)
5711                     (funcall wl-ps-print-buffer-func filename))
5712                 (kill-buffer buffer)))))
5713       (message ""))))
5714
5715 (if (featurep 'ps-print) ; ps-print is available.
5716     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5717
5718 (defun wl-summary-folder-info-update ()
5719   (let ((folder (elmo-string wl-summary-buffer-folder-name))
5720         (num-db (elmo-msgdb-get-number-alist
5721                  wl-summary-buffer-msgdb)))
5722     (wl-folder-set-folder-updated folder
5723                                   (list 0
5724                                         (+ wl-summary-buffer-unread-count
5725                                            wl-summary-buffer-new-count)
5726                                         (length num-db)))))
5727
5728 (defun wl-summary-get-newsgroups ()
5729   (let ((spec-list (elmo-folder-get-primitive-spec-list
5730                     (elmo-string wl-summary-buffer-folder-name)))
5731         ng-list)
5732     (while spec-list
5733       (when (eq (caar spec-list) 'nntp)
5734         (wl-append ng-list (list (nth 1 (car spec-list)))))
5735       (setq spec-list (cdr spec-list)))
5736     ng-list))
5737
5738 (defun wl-summary-set-crosspost (&optional type redisplay)
5739   (let* ((number (wl-summary-message-number))
5740          (spec (elmo-folder-number-get-spec wl-summary-buffer-folder-name
5741                                             number))
5742          (folder (nth 1 spec))
5743          message-buf newsgroups)
5744     (when (eq (car spec) 'nntp)
5745       (if redisplay
5746           (wl-summary-redisplay))
5747       (save-excursion
5748         (if (setq message-buf (wl-message-get-original-buffer))
5749             (set-buffer message-buf))
5750         (setq newsgroups (std11-field-body "newsgroups")))
5751       (when newsgroups
5752         (let* ((msgdb wl-summary-buffer-msgdb)
5753                (num-db (elmo-msgdb-get-number-alist msgdb))
5754                (ng-list (wl-summary-get-newsgroups)) ;; for multi folder
5755                crosspost-folders)
5756           (when (setq crosspost-folders
5757                       (elmo-list-delete ng-list
5758                                         (wl-parse-newsgroups newsgroups t)))
5759             (elmo-crosspost-message-set (cdr (assq number num-db)) ;;message-id
5760                                         crosspost-folders
5761                                         type) ;;not used
5762             (setq wl-crosspost-alist-modified t)))))))
5763
5764 (defun wl-summary-is-crosspost-folder (spec-list fld-list)
5765   (let (fld flds)
5766     (while spec-list
5767       (if (and (eq (caar spec-list) 'nntp)
5768                (member (setq fld (nth 1 (car spec-list))) fld-list))
5769           (wl-append flds (list fld)))
5770       (setq spec-list (cdr spec-list)))
5771     flds))
5772
5773 (defun wl-summary-update-crosspost ()
5774   (let* ((msgdb wl-summary-buffer-msgdb)
5775          (number-alist (elmo-msgdb-get-number-alist msgdb))
5776          (mark-alist (elmo-msgdb-get-mark-alist msgdb))
5777          (spec-list (elmo-folder-get-primitive-spec-list
5778                      (elmo-string wl-summary-buffer-folder-name)))
5779          (alist elmo-crosspost-message-alist)
5780          (crossed 0)
5781          mark ngs num)
5782     (when (assq 'nntp spec-list)
5783       (while alist
5784         (when (setq ngs
5785                     (wl-summary-is-crosspost-folder
5786                      spec-list
5787                      (nth 1 (car alist))))
5788           (when (setq num (car (rassoc (caar alist) number-alist)))
5789             (if (and (setq mark (cadr (assq num mark-alist)))
5790                      (member mark (list wl-summary-new-mark
5791                                         wl-summary-unread-uncached-mark
5792                                         wl-summary-unread-cached-mark)))
5793                 (setq crossed (1+ crossed)))
5794             (if (wl-summary-jump-to-msg num)
5795                 (wl-summary-mark-as-read t);; opened
5796               (wl-summary-mark-as-read t nil nil num)));; closed
5797           ;; delete if message does't exists.
5798           (elmo-crosspost-message-delete (caar alist) ngs)
5799           (setq wl-crosspost-alist-modified t))
5800         (setq alist (cdr alist))))
5801     (if (> crossed 0)
5802         crossed)))
5803
5804 (defun wl-crosspost-alist-load ()
5805   (setq elmo-crosspost-message-alist (elmo-crosspost-alist-load))
5806   (setq wl-crosspost-alist-modified nil))
5807
5808 (defun wl-crosspost-alist-save ()
5809   (when wl-crosspost-alist-modified
5810     ;; delete non-exists newsgroups
5811     (let ((alist elmo-crosspost-message-alist)
5812           newsgroups)
5813       (while alist
5814         (setq newsgroups
5815               (elmo-delete-if
5816                '(lambda (x)
5817                   (not (intern-soft x wl-folder-newsgroups-hashtb)))
5818                (nth 1 (car alist))))
5819         (if newsgroups
5820             (setcar (cdar alist) newsgroups)
5821           (setq elmo-crosspost-message-alist
5822                 (delete (car alist) elmo-crosspost-message-alist)))
5823         (setq alist (cdr alist)))
5824       (elmo-crosspost-alist-save elmo-crosspost-message-alist)
5825       (setq wl-crosspost-alist-modified nil))))
5826
5827 (defun wl-summary-pack-number (&optional arg)
5828   (interactive "P")
5829   (setq wl-summary-buffer-msgdb
5830         (elmo-pack-number
5831          wl-summary-buffer-folder-name wl-summary-buffer-msgdb arg))
5832   (let (wl-use-scoring)
5833     (wl-summary-rescan)))
5834
5835 (defun wl-summary-target-mark-uudecode ()
5836   (interactive)
5837   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5838         (summary-buf (current-buffer))
5839         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5840         orig-buf i k filename rc errmsg)
5841     (setq i 1)
5842     (setq k (length mlist))
5843     (set-buffer tmp-buf)
5844     (erase-buffer)
5845     (save-window-excursion
5846       (while mlist
5847         (set-buffer summary-buf)
5848         (wl-summary-jump-to-msg (car mlist))
5849         (wl-summary-redisplay)
5850         (set-buffer (setq orig-buf (wl-message-get-original-buffer)))
5851         (goto-char (point-min))
5852         (cond ((= i 1) ; first
5853                (if (setq filename (wl-message-uu-substring
5854                                    orig-buf tmp-buf t
5855                                    (= i k)))
5856                    nil
5857                  (error "Can't find begin line")))
5858               ((< i k)
5859                (wl-message-uu-substring orig-buf tmp-buf))
5860               (t ; last
5861                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5862         (setq i (1+ i))
5863         (setq mlist (cdr mlist)))
5864       (set-buffer tmp-buf)
5865       (message "Exec %s..." wl-prog-uudecode)
5866       (unwind-protect
5867           (let ((decode-dir wl-tmp-dir))
5868             (if (not wl-prog-uudecode-no-stdout-option)
5869                 (setq filename (read-file-name "Save to file: "
5870                                                (expand-file-name
5871                                                 (elmo-safe-filename filename)
5872                                                 wl-tmp-dir)))
5873               (setq decode-dir
5874                     (wl-read-directory-name "Save to directory: "
5875                                             wl-tmp-dir))
5876               (setq filename (expand-file-name filename decode-dir)))
5877             (if (file-exists-p filename)
5878                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5879                                          filename))
5880                     (error "")))
5881             (elmo-bind-directory
5882              decode-dir
5883              (setq rc
5884                    (as-binary-process
5885                     (apply 'call-process-region (point-min) (point-max)
5886                            wl-prog-uudecode t (current-buffer) nil
5887                            wl-prog-uudecode-arg))))
5888             (when (not (= 0 rc))
5889               (setq errmsg (buffer-substring (point-min)(point-max)))
5890               (error "Uudecode error: %s" errmsg))
5891             (if (not wl-prog-uudecode-no-stdout-option)
5892                 (let (file-name-handler-alist) ;; void jka-compr
5893                   (as-binary-output-file
5894                    (write-region (point-min) (point-max)
5895                                  filename nil 'no-msg))))
5896             (save-excursion
5897               (set-buffer summary-buf)
5898               (wl-summary-delete-all-temp-marks))
5899             (if (file-exists-p filename)
5900                 (message "Saved as %s" filename)))
5901         (kill-buffer tmp-buf)))))
5902
5903 (defun wl-summary-drop-unsync ()
5904   "Drop all unsync messages."
5905   (interactive)
5906   (if (elmo-folder-pipe-p wl-summary-buffer-folder-name)
5907       (error "You cannot drop unsync messages in this folder"))
5908   (if (or (not (interactive-p))
5909           (y-or-n-p "Drop all unsync messages? "))
5910       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5911                            wl-summary-buffer-folder-name))
5912              (is-multi (elmo-multi-p wl-summary-buffer-folder-name))
5913              (sum 0)
5914              (multi-num 0)
5915              pair)
5916         (message "Dropping...")
5917         (while folder-list
5918           (setq pair (elmo-max-of-folder (car folder-list)))
5919           (when is-multi ;; dirty hack...
5920             (incf multi-num)
5921             (setcar pair (+ (* multi-num elmo-multi-divide-number)
5922                             (car pair))))
5923           (elmo-msgdb-set-number-alist
5924            wl-summary-buffer-msgdb
5925            (nconc
5926             (elmo-msgdb-get-number-alist wl-summary-buffer-msgdb)
5927             (list (cons (car pair) nil))))
5928           (setq sum (+ sum (cdr pair)))
5929           (setq folder-list (cdr folder-list)))
5930         (wl-summary-set-message-modified)
5931         (wl-folder-set-folder-updated wl-summary-buffer-folder-name
5932                                       (list 0
5933                                             (+ wl-summary-buffer-unread-count
5934                                                wl-summary-buffer-new-count)
5935                                             sum))
5936         (message "Dropping...done"))))
5937
5938 (defun wl-summary-default-get-next-msg (msg)
5939   (let (next)
5940     (if (and (not wl-summary-buffer-target-mark-list)
5941              (eq wl-summary-buffer-view 'thread)
5942              (if (eq wl-summary-move-direction-downward nil)
5943                  (setq next (wl-thread-get-prev-unread msg))
5944                (setq next (wl-thread-get-next-unread msg))))
5945         next
5946       (save-excursion
5947         (wl-summary-jump-to-msg msg)
5948         (let (wl-summary-buffer-disp-msg)
5949           (if (eq wl-summary-move-direction-downward nil)
5950               (unless (wl-summary-cursor-up)
5951                 (wl-summary-prev))
5952             (unless (wl-summary-cursor-down)
5953               (wl-summary-next)))
5954           (wl-summary-message-number))))))
5955
5956 (defsubst wl-cache-prefetch-p (fld &optional num)
5957   (cond ((and num wl-cache-prefetch-folder-type-list)
5958          (memq
5959           (elmo-folder-number-get-type fld num)
5960           wl-cache-prefetch-folder-type-list))
5961         (wl-cache-prefetch-folder-type-list
5962          (let ((list wl-cache-prefetch-folder-type-list)
5963                type)
5964            (catch 'done
5965              (while (setq type (pop list))
5966                (if (elmo-folder-contains-type fld type)
5967                    (throw 'done t))))))
5968         ((consp wl-cache-prefetch-folder-list)
5969          (wl-string-match-member fld wl-cache-prefetch-folder-list))
5970         (t
5971          wl-cache-prefetch-folder-list)))
5972
5973 (defconst wl-cache-prefetch-idle-time
5974   (if (featurep 'lisp-float-type) (/ (float 1) (float 10)) 1))
5975
5976 (defun wl-cache-prefetch-next (fld msg &optional summary)
5977   (if (wl-cache-prefetch-p fld)
5978       (if (not elmo-use-buffer-cache)
5979 ;;;       (message "`elmo-use-buffer-cache' is nil, cache prefetch is disable.")
5980         (save-excursion
5981           (set-buffer (or summary (get-buffer wl-summary-buffer-name)))
5982           (let ((next (funcall wl-cache-prefetch-get-next-func msg)))
5983             (when (and next
5984                        (wl-cache-prefetch-p fld next))
5985               (if (not (fboundp 'run-with-idle-timer))
5986                   (when (sit-for wl-cache-prefetch-idle-time)
5987                     (wl-cache-prefetch-message fld next summary))
5988                 (run-with-idle-timer
5989                  wl-cache-prefetch-idle-time
5990                  nil
5991                  'wl-cache-prefetch-message fld next summary)
5992                 (sit-for 0))))))))
5993
5994 (defvar wl-cache-prefetch-debug nil)
5995 (defun wl-cache-prefetch-message (folder msg summary &optional next)
5996   (when (buffer-live-p summary)
5997     (save-excursion
5998       (set-buffer summary)
5999       (when (string= folder wl-summary-buffer-folder-name)
6000         (unless next
6001           (setq next msg))
6002         (let* ((msgdb wl-summary-buffer-msgdb)
6003                (message-id (cdr (assq next
6004                                       (elmo-msgdb-get-number-alist msgdb)))))
6005           (if (not (elmo-buffer-cache-hit (list folder next message-id)))
6006               (let* ((size (elmo-msgdb-overview-entity-get-size
6007                             (assoc message-id
6008                                    (elmo-msgdb-get-overview msgdb)))))
6009                 (when (or (elmo-local-file-p folder next)
6010                           (not (and (integerp size)
6011                                     wl-cache-prefetch-threshold
6012                                     (>= size wl-cache-prefetch-threshold)
6013                                     (not (elmo-cache-exists-p message-id
6014                                                               folder next)))))
6015                   (if wl-cache-prefetch-debug
6016                       (message "Reading %d..." msg))
6017                   (elmo-buffer-cache-message folder next msgdb)
6018                   (if wl-cache-prefetch-debug
6019                       (message "Reading %d... done" msg))))))))))
6020
6021 (defun wl-summary-save-current-message ()
6022   "Save current message for `wl-summary-yank-saved-message'."
6023   (interactive)
6024   (let ((number (wl-summary-message-number)))
6025     (setq wl-summary-buffer-saved-message number)
6026     (and number (message "No: %s is saved." number))))
6027
6028 (defun wl-summary-yank-saved-message ()
6029   "Set current message as a parent of the saved message."
6030   (interactive)
6031   (if wl-summary-buffer-saved-message
6032       (let ((number (wl-summary-message-number)))
6033         (if (eq wl-summary-buffer-saved-message number)
6034             (message "Cannot set itself as a parent.")
6035           (save-excursion
6036             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
6037             (wl-thread-set-parent number)
6038             (wl-summary-set-thread-modified))
6039           (setq  wl-summary-buffer-saved-message nil)))
6040     (message "There's no saved message.")))
6041
6042 (require 'product)
6043 (product-provide (provide 'wl-summary) (require 'wl-version))
6044
6045 ;;; wl-summary.el ends here