wl/wl-summary.el

   1 ;;; wl-summary.el --- Summary mode for Wanderlust.
   2
   3 ;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
   4 ;; Copyright (C) 1998,1999,2000 Masahiro MURATA <muse@ba2.so-net.ne.jp>
   5 ;; Copyright (C) 1999,2000      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
   6 ;; Copyright (C) 1999,2000      Kenichi OKADA <okada@opaopa.org>
   7
   8 ;; Author: Yuuichi Teranishi <teranisi@gohome.org>
   9 ;;      Masahiro MURATA <muse@ba2.so-net.ne.jp>
  10 ;;      TSUMURA Tomoaki <tsumura@kuis.kyoto-u.ac.jp>
  11 ;;      Kenichi OKADA <okada@opaopa.org>
  12 ;; Keywords: mail, net news
  13
  14 ;; This file is part of Wanderlust (Yet Another Message Interface on Emacsen).
  15
  16 ;; This program is free software; you can redistribute it and/or modify
  17 ;; it under the terms of the GNU General Public License as published by
  18 ;; the Free Software Foundation; either version 2, or (at your option)
  19 ;; any later version.
  20 ;;
  21 ;; This program is distributed in the hope that it will be useful,
  22 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 ;; GNU General Public License for more details.
  25 ;;
  26 ;; You should have received a copy of the GNU General Public License
  27 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
  28 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  29 ;; Boston, MA 02111-1307, USA.
  30 ;;
  31
  32 ;;; Commentary:
  33 ;;
  34
  35 ;;; Code:
  36 ;;
  37
  38 (require 'elmo)
  39 (require 'elmo-multi)
  40 (require 'wl-message)
  41 (require 'wl-vars)
  42 (require 'wl-highlight)
  43 (require 'wl-refile)
  44 (require 'wl-util)
  45 (condition-case nil (require 'timezone) (error nil))
  46 (condition-case nil (require 'easymenu) (error nil))
  47 (require 'elmo-date)
  48 (condition-case nil (require 'ps-print) (error nil))
  49
  50 (eval-when-compile
  51   (require 'cl)
  52   (condition-case () (require 'timer) (error nil))
  53   (defalias-maybe 'ps-print-buffer-with-faces 'ignore)
  54   (defalias-maybe 'elmo-database-msgid-put 'ignore)
  55   (defalias-maybe 'elmo-database-close 'ignore)
  56   (defalias-maybe 'elmo-database-msgid-get 'ignore)
  57   (defalias-maybe 'run-with-idle-timer 'ignore)
  58   (defalias-maybe 'ps-print-preprint 'ignore))
  59
  60 (defvar dragdrop-drop-functions)
  61 (defvar scrollbar-height)
  62 (defvar mail-reply-buffer)
  63
  64 (defvar wl-summary-buffer-name "Summary")
  65 (defvar wl-summary-mode-map nil)
  66 (defvar wl-current-summary-buffer nil)
  67
  68 (defvar wl-summary-buffer-elmo-folder nil)
  69
  70 (defmacro wl-summary-buffer-folder-name ()
  71   (` (and wl-summary-buffer-elmo-folder
  72           (elmo-folder-name-internal wl-summary-buffer-elmo-folder))))
  73
  74 (defmacro wl-summary-buffer-msgdb ()
  75   (` (and wl-summary-buffer-elmo-folder
  76           (elmo-folder-msgdb wl-summary-buffer-elmo-folder))))
  77
  78 (defvar wl-summary-buffer-disp-msg    nil)
  79 (defvar wl-summary-buffer-disp-folder nil)
  80 (defvar wl-summary-buffer-refile-list nil)
  81 (defvar wl-summary-buffer-delete-list nil)
  82 (defvar wl-summary-buffer-last-displayed-msg nil)
  83 (defvar wl-summary-buffer-current-msg nil)
  84 (defvar wl-summary-buffer-unread-count 0)
  85 (defvar wl-summary-buffer-new-count    0)
  86 (defvar wl-summary-buffer-answered-count 0)
  87 (defvar wl-summary-buffer-mime-charset  nil)
  88 (defvar wl-summary-buffer-weekday-name-lang  nil)
  89 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  90 (defvar wl-summary-buffer-view nil)
  91 (defvar wl-summary-buffer-message-modified nil)
  92 (defvar wl-summary-buffer-mark-modified nil)
  93 (defvar wl-summary-buffer-thread-modified nil)
  94
  95 (defvar wl-summary-buffer-number-column nil)
  96 (defvar wl-summary-buffer-temp-mark-column nil)
  97 (defvar wl-summary-buffer-persistent-mark-column nil)
  98
  99 (defvar wl-summary-buffer-persistent nil)
 100 (defvar wl-summary-buffer-thread-nodes nil)
 101 (defvar wl-summary-buffer-target-mark-list nil)
 102 (defvar wl-summary-buffer-copy-list nil)
 103 (defvar wl-summary-buffer-prev-refile-destination nil)
 104 (defvar wl-summary-buffer-prev-copy-destination nil)
 105 (defvar wl-summary-buffer-saved-message nil)
 106 (defvar wl-summary-buffer-prev-folder-function nil)
 107 (defvar wl-summary-buffer-next-folder-function nil)
 108 (defvar wl-summary-buffer-exit-function nil)
 109 (defvar wl-summary-buffer-next-message-function nil)
 110 (defvar wl-summary-buffer-number-list nil)
 111 (defvar wl-summary-buffer-msgdb nil)
 112 (defvar wl-summary-buffer-folder-name nil)
 113 (defvar wl-summary-buffer-line-formatter nil)
 114 (defvar wl-summary-buffer-line-format nil)
 115 (defvar wl-summary-buffer-mode-line-formatter nil)
 116 (defvar wl-summary-buffer-mode-line nil)
 117
 118 (defvar wl-thread-indent-level-internal nil)
 119 (defvar wl-thread-have-younger-brother-str-internal nil)
 120 (defvar wl-thread-youngest-child-str-internal nil)
 121 (defvar wl-thread-vertical-str-internal nil)
 122 (defvar wl-thread-horizontal-str-internal nil)
 123 (defvar wl-thread-space-str-internal nil)
 124 (defvar wl-summary-last-visited-folder nil)
 125 (defvar wl-read-folder-hist nil)
 126 (defvar wl-summary-scored nil)
 127 (defvar wl-crosspost-alist-modified nil)
 128 (defvar wl-summary-alike-hashtb nil)
 129 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 130 (defvar wl-summary-delayed-update nil)
 131 (defvar wl-summary-search-buf-folder-name nil)
 132
 133 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 134
 135 (defvar wl-summary-shell-command-last "")
 136
 137 (defvar wl-ps-preprint-hook nil)
 138 (defvar wl-ps-print-hook nil)
 139
 140 (make-variable-buffer-local 'wl-summary-buffer-elmo-folder)
 141 (make-variable-buffer-local 'wl-summary-search-buf-folder-name)
 142 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 143 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 144 (make-variable-buffer-local 'wl-summary-buffer-refile-list)
 145 (make-variable-buffer-local 'wl-summary-buffer-copy-list)
 146 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 147 (make-variable-buffer-local 'wl-summary-buffer-delete-list)
 148 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 149 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 150 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 151 (make-variable-buffer-local 'wl-summary-buffer-answered-count)
 152 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 153 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 154 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 155 (make-variable-buffer-local 'wl-summary-buffer-view)
 156 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 157 (make-variable-buffer-local 'wl-summary-buffer-mark-modified)
 158 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 159 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 160 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-column)
 161 (make-variable-buffer-local 'wl-summary-buffer-persistent-mark-column)
 162 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 163 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 164 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 165 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 166 (make-variable-buffer-local 'wl-summary-scored)
 167 (make-variable-buffer-local 'wl-summary-default-score)
 168 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 169 (make-variable-buffer-local 'wl-summary-important-above)
 170 (make-variable-buffer-local 'wl-summary-target-above)
 171 (make-variable-buffer-local 'wl-summary-mark-below)
 172 (make-variable-buffer-local 'wl-summary-expunge-below)
 173 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 174 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 175 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 176 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 177 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 178 (make-variable-buffer-local 'wl-thread-space-str-internal)
 179 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-function)
 180 (make-variable-buffer-local 'wl-summary-buffer-next-folder-function)
 181 (make-variable-buffer-local 'wl-summary-buffer-exit-function)
 182 (make-variable-buffer-local 'wl-summary-buffer-next-message-function)
 183 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 184 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 185 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 186 (make-variable-buffer-local 'wl-summary-buffer-line-formatter)
 187 (make-variable-buffer-local 'wl-summary-buffer-line-format)
 188 (make-variable-buffer-local 'wl-summary-buffer-mode-line-formatter)
 189 (make-variable-buffer-local 'wl-summary-buffer-mode-line)
 190
 191 (defvar wl-datevec)
 192 (defvar wl-thr-indent-string)
 193 (defvar wl-thr-children-number)
 194 (defvar wl-thr-linked)
 195 (defvar wl-message-entity)
 196 (defvar wl-parent-message-entity)
 197 (defvar wl-temp-mark)
 198 (defvar wl-persistent-mark)
 199
 200 (defmacro wl-summary-sticky-buffer-name (name)
 201   (` (concat wl-summary-buffer-name ":" (, name))))
 202
 203 (defun wl-summary-default-subject (subject-string)
 204   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 205       (substring subject-string (match-end 0))
 206     subject-string))
 207
 208 (defun wl-summary-default-from (from)
 209   "Instance of `wl-summary-from-function'.
 210 Ordinarily returns the sender name. Returns recipient names if (1)
 211 summary's folder name matches with `wl-summary-showto-folder-regexp'
 212 and (2) sender address is yours.
 213
 214 See also variable `wl-use-petname'."
 215   (let (retval tos ng)
 216     (unless
 217         (and (eq major-mode 'wl-summary-mode)
 218              (stringp wl-summary-showto-folder-regexp)
 219              (string-match wl-summary-showto-folder-regexp
 220                            (wl-summary-buffer-folder-name))
 221              (wl-address-user-mail-address-p from)
 222              (cond
 223               ((and (setq tos (elmo-msgdb-overview-entity-get-to
 224                                wl-message-entity))
 225                     (not (string= "" tos)))
 226                (setq retval
 227                      (concat "To:"
 228                              (mapconcat
 229                               (function
 230                                (lambda (to)
 231                                  (eword-decode-string
 232                                   (if wl-use-petname
 233                                       (or
 234                                        (funcall
 235                                         wl-summary-get-petname-function to)
 236                                        (car
 237                                         (std11-extract-address-components to))
 238                                        to)
 239                                     to))))
 240                               (wl-parse-addresses tos)
 241                               ","))))
 242               ((setq ng (elmo-msgdb-overview-entity-get-extra-field
 243                          wl-message-entity "newsgroups"))
 244                (setq retval (concat "Ng:" ng)))))
 245       (if wl-use-petname
 246           (setq retval (or (funcall wl-summary-get-petname-function from)
 247                            (car (std11-extract-address-components from))
 248                            from))
 249         (setq retval from)))
 250     retval))
 251
 252 (defun wl-summary-simple-from (string)
 253   (if wl-use-petname
 254       (or (funcall wl-summary-get-petname-function string)
 255           (car (std11-extract-address-components string))
 256           string)
 257     string))
 258
 259 (defvar wl-summary-sort-specs '(number date subject from list-info))
 260 (defvar wl-summary-default-sort-spec 'date)
 261
 262 (defvar wl-summary-mode-menu-spec
 263   '("Summary"
 264     ["Read" wl-summary-read t]
 265     ["Prev page" wl-summary-prev-page t]
 266     ["Next page" wl-summary-next-page t]
 267     ["Top"       wl-summary-display-top t]
 268     ["Bottom"    wl-summary-display-bottom t]
 269     ["Prev"      wl-summary-prev t]
 270     ["Next"      wl-summary-next t]
 271     ["Up"        wl-summary-up t]
 272     ["Down"      wl-summary-down t]
 273     ["Parent message" wl-summary-jump-to-parent-message t]
 274     "----"
 275     ["Sync"            wl-summary-sync t]
 276     ["Execute"         wl-summary-exec t]
 277     ["Go to other folder" wl-summary-goto-folder t]
 278     ["Pick" wl-summary-pick t]
 279     ["Mark as read all" wl-summary-mark-as-read-all t]
 280     ["Unmark all"      wl-summary-unmark-all t]
 281     ["Toggle display message" wl-summary-toggle-disp-msg t]
 282     ["Display folder" wl-summary-toggle-disp-folder t]
 283     ["Toggle threading" wl-summary-toggle-thread t]
 284     ["Stick" wl-summary-stick t]
 285     ("Sort"
 286      ["By Number" wl-summary-sort-by-number t]
 287      ["By Date" wl-summary-sort-by-date t]
 288      ["By From" wl-summary-sort-by-from t]
 289      ["By Subject" wl-summary-sort-by-subject t]
 290      ["By List Info" wl-summary-sort-by-list-info t])
 291     "----"
 292     ("Message Operation"
 293      ["Mark as read"    wl-summary-mark-as-read t]
 294      ["Mark as important" wl-summary-mark-as-important t]
 295      ["Mark as unread"   wl-summary-mark-as-unread t]
 296      ["Set delete mark" wl-summary-delete t]
 297      ["Set refile mark" wl-summary-refile t]
 298      ["Set copy mark"   wl-summary-copy t]
 299      ["Prefetch"        wl-summary-prefetch t]
 300      ["Set target mark" wl-summary-target-mark t]
 301      ["Unmark"          wl-summary-unmark t]
 302      ["Save"            wl-summary-save t]
 303      ["Cancel posted news" wl-summary-cancel-message t]
 304      ["Supersedes message" wl-summary-supersedes-message t]
 305      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 306      ["Resend message" wl-summary-resend-message t]
 307      ["Enter the message" wl-summary-jump-to-current-message t]
 308      ["Pipe message" wl-summary-pipe-message t]
 309      ["Print message" wl-summary-print-message t])
 310     ("Thread Operation"
 311      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 312      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 313      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 314      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 315      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 316      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 317      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 318      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 319      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 320      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 321      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 322      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 323      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 324      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 325     ("Region Operation"
 326      ["Mark as read" wl-summary-mark-as-read-region t]
 327      ["Mark as important" wl-summary-mark-as-important-region t]
 328      ["Mark as unread" wl-summary-mark-as-unread-region t]
 329      ["Set delete mark" wl-summary-delete-region t]
 330      ["Set refile mark" wl-summary-refile-region t]
 331      ["Set copy mark" wl-summary-copy-region t]
 332      ["Prefetch" wl-summary-prefetch-region t]
 333      ["Set target mark" wl-summary-target-mark-region t]
 334      ["Unmark" wl-summary-unmark-region t]
 335      ["Save" wl-summary-save-region t]
 336      ["Execute" wl-summary-exec-region t])
 337     ("Mark Operation"
 338      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 339      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 340      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 341      ["Set delete mark" wl-summary-target-mark-delete t]
 342      ["Set refile mark" wl-summary-target-mark-refile t]
 343      ["Set copy mark" wl-summary-target-mark-copy t]
 344      ["Prefetch" wl-summary-target-mark-prefetch t]
 345      ["Save" wl-summary-target-mark-save t]
 346      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 347      ["Forward" wl-summary-target-mark-forward t]
 348      ["uudecode" wl-summary-target-mark-uudecode t])
 349     ("Score Operation"
 350      ["Switch current score file" wl-score-change-score-file t]
 351      ["Edit current score file" wl-score-edit-current-scores t]
 352      ["Edit score file" wl-score-edit-file t]
 353      ["Set mark below" wl-score-set-mark-below t]
 354      ["Set expunge below" wl-score-set-expunge-below t]
 355      ["Rescore buffer" wl-summary-rescore t]
 356      ["Increase score" wl-summary-increase-score t]
 357      ["Lower score" wl-summary-lower-score t])
 358     "----"
 359     ("Writing Messages"
 360      ["Write a message" wl-summary-write t]
 361      ["Write for current folder" wl-summary-write-current-folder t]
 362      ["Reply" wl-summary-reply t]
 363      ["Reply with citation" wl-summary-reply-with-citation t]
 364      ["Forward" wl-summary-forward t])
 365     "----"
 366     ["Toggle Plug Status" wl-toggle-plugged t]
 367     ["Change Plug Status" wl-plugged-change t]
 368     "----"
 369     ["Exit Current Folder" wl-summary-exit t]))
 370
 371 (if wl-on-xemacs
 372     (defun wl-summary-setup-mouse ()
 373       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 374       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 375       (define-key wl-summary-mode-map [(shift button4)]
 376         'wl-summary-up)
 377       (define-key wl-summary-mode-map [(shift button5)]
 378         'wl-summary-down)
 379       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 380   (defun wl-summary-setup-mouse ()
 381     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 382     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 383     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 384     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 385     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 386
 387 (if wl-summary-mode-map
 388     ()
 389   (setq wl-summary-mode-map (make-sparse-keymap))
 390   (define-key wl-summary-mode-map " "    'wl-summary-read)
 391   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 392   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 393   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 394   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 395   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 396   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 397   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 398   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 399   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 400   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 401   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 402   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 403   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 404   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 405   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 406 ;  (define-key wl-summary-mode-map "D"    'wl-summary-drop-unsync)
 407
 408   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 409   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 410   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 411   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 412   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 413   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 414   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 415   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 416
 417   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 418   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 419   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 420   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 421   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 422   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 423   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 424   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 425   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 426   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 427   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 428   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 429   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 430   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 431   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 432   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 433   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 434   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 435   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 436   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 437   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 438
 439   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 440   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 441   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 442   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 443   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 444   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 445
 446   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 447   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 448   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 449   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 450
 451   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 452   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 453   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 454
 455   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 456   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 457   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 458
 459   ;; copy & paste.
 460   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 461   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 462
 463   ;; line commands
 464   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 465   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 466   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 467   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 468   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 469   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 470   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 471 ;  (define-key wl-summary-mode-map "\M-O" 'wl-summary-copy-prev-destination)
 472   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 473   (define-key wl-summary-mode-map "d"    'wl-summary-delete)
 474   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 475   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 476
 477   ;; thread commands
 478   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 479   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 480   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 481   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 482   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 483   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 484   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 485   (define-key wl-summary-mode-map "td" 'wl-thread-delete)
 486   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 487   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 488   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 489   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 490   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 491
 492   ;; target-mark commands
 493   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 494   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 495   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 496   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 497   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 498   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-delete)
 499   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 500   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 501   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 502   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 503   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 504   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 505   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 506   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 507   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 508   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 509   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 510   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 511
 512   ;; region commands
 513   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 514   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 515   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 516   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 517   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 518   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 519   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 520   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 521   (define-key wl-summary-mode-map "rd"   'wl-summary-delete-region)
 522   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 523   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 524   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 525   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 526
 527   ;; score commands
 528   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 529   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 530   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 531   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 532   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 533   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 534   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 535   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 536   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 537   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 538
 539   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 540   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 541   ;;
 542   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 543   (wl-summary-setup-mouse)
 544   (easy-menu-define
 545    wl-summary-mode-menu
 546    wl-summary-mode-map
 547    "Menu used in Summary mode."
 548    wl-summary-mode-menu-spec))
 549
 550 (defun wl-status-update ()
 551   (interactive)
 552   (wl-address-init))
 553
 554 (defun wl-summary-display-top ()
 555   (interactive)
 556   (goto-char (point-min))
 557   (when wl-summary-lazy-highlight
 558     (wl-highlight-summary-window))
 559   (if wl-summary-buffer-disp-msg
 560       (wl-summary-redisplay)))
 561
 562 (defun wl-summary-display-bottom ()
 563   (interactive)
 564   (goto-char (point-max))
 565   (forward-line -1)
 566   (when wl-summary-lazy-highlight
 567     (wl-highlight-summary-window))
 568   (if wl-summary-buffer-disp-msg
 569       (wl-summary-redisplay)))
 570
 571 (defun wl-summary-count-unread ()
 572   (let ((lst (elmo-msgdb-count-marks (wl-summary-buffer-msgdb))))
 573     (if (eq major-mode 'wl-summary-mode)
 574         (setq wl-summary-buffer-new-count (car lst)
 575               wl-summary-buffer-unread-count (nth 1 lst)
 576               wl-summary-buffer-answered-count (nth 2 lst)))
 577     lst))
 578
 579 (defun wl-summary-message-string (&optional use-cache)
 580   "Return full body string of current message.
 581 If optional USE-CACHE is non-nil, use cache if exists."
 582   (let ((number (wl-summary-message-number))
 583         (folder wl-summary-buffer-elmo-folder))
 584     (if (null number)
 585         (message "No message.")
 586       (elmo-set-work-buf
 587        (elmo-message-fetch folder
 588                            number
 589                            (elmo-make-fetch-strategy
 590                             'entire
 591                             use-cache ; use cache
 592                             nil ; save cache (should `t'?)
 593                             (and
 594                              use-cache
 595                              (elmo-file-cache-get-path
 596                               (elmo-message-field folder number 'message-id))))
 597                            nil
 598                            (current-buffer)
 599                            'unread)
 600        (buffer-string)))))
 601
 602 (defun wl-summary-reedit (&optional arg)
 603   "Re-edit current message.
 604 If ARG is non-nil, Supersedes message"
 605   (interactive "P")
 606   (if arg
 607       (wl-summary-supersedes-message)
 608     (if (string= (wl-summary-buffer-folder-name) wl-draft-folder)
 609         (if (wl-summary-message-number)
 610             (progn
 611               (wl-draft-reedit (wl-summary-message-number))
 612               (if (wl-message-news-p)
 613                   (mail-position-on-field "Newsgroups")
 614                 (mail-position-on-field "To"))
 615               (delete-other-windows)))
 616       (wl-draft-edit-string (wl-summary-message-string)))))
 617
 618 (defun wl-summary-resend-bounced-mail ()
 619   "Re-mail the current message.
 620 This only makes sense if the current message is a bounce message which
 621 contains some mail you have written but has been bounced back to
 622 you."
 623   (interactive)
 624   (save-excursion
 625     (wl-summary-set-message-buffer-or-redisplay)
 626     (set-buffer (wl-message-get-original-buffer))
 627     (goto-char (point-min))
 628     (let ((case-fold-search nil))
 629       (cond
 630        ((and
 631          (re-search-forward
 632           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 633          (not (bolp))
 634          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 635         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 636               start)
 637           (cond
 638            ((and (setq start (re-search-forward
 639                               (concat "^--" boundary "\n"
 640                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 641                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 642                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 643                                       "\\(.+\n\\)*\n") nil t))
 644                  (re-search-forward
 645                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 646             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 647            (t
 648             (message "Seems no message/rfc822 part.")))))
 649        ((let ((case-fold-search t))
 650           (re-search-forward wl-rejected-letter-start nil t))
 651         (skip-chars-forward " \t\n")
 652         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 653        (t
 654         (message "Does not appear to be a rejected letter."))))))
 655
 656 (defun wl-summary-resend-message (address)
 657   "Resend the current message to ADDRESS."
 658   (interactive "sResend message to: ")
 659   (if (or (null address) (string-match "^[ \t]*$" address))
 660       (message "No address specified.")
 661     (message "Resending message to %s..." address)
 662     (save-excursion
 663       (let ((original (wl-summary-get-original-buffer)))
 664         ;; We first set up a normal mail buffer.
 665         (set-buffer (get-buffer-create " *wl-draft-resend*"))
 666         (buffer-disable-undo (current-buffer))
 667         (erase-buffer)
 668         (setq wl-sent-message-via nil)
 669         ;; Insert our usual headers.
 670         (wl-draft-insert-from-field)
 671         (wl-draft-insert-date-field)
 672         (insert "to: " address "\n")
 673         (goto-char (point-min))
 674         ;; Rename them all to "Resent-*".
 675         (while (re-search-forward "^[A-Za-z]" nil t)
 676           (forward-char -1)
 677           (insert "Resent-"))
 678         (widen)
 679         (forward-line)
 680         (delete-region (point) (point-max))
 681         (let ((beg  (point)))
 682           ;; Insert the message to be resent.
 683           (insert-buffer-substring original)
 684           (goto-char (point-min))
 685           (search-forward "\n\n")
 686           (forward-char -1)
 687           (save-restriction
 688             (narrow-to-region beg (point))
 689             (wl-draft-delete-fields wl-ignored-resent-headers)
 690             (goto-char (point-max)))
 691           (insert mail-header-separator)
 692           ;; Rename all old ("Previous-")Resent headers.
 693           (while (re-search-backward "^\\(Previous-\\)*Resent-" beg t)
 694             (beginning-of-line)
 695             (insert "Previous-"))
 696           ;; Quote any "From " lines at the beginning.
 697           (goto-char beg)
 698           (when (looking-at "From ")
 699             (replace-match "X-From-Line: ")))
 700         ;; Send it.
 701         (wl-draft-dispatch-message)
 702         (kill-buffer (current-buffer)))
 703       (message "Resending message to %s...done" address))))
 704
 705 (defun wl-summary-detect-mark-position ()
 706   (let ((column wl-summary-buffer-number-column)
 707         (formatter wl-summary-buffer-line-formatter)
 708         (dummy-temp (char-to-string 200))
 709         (dummy-persistent (char-to-string 201))
 710         temp persistent)
 711     (with-temp-buffer
 712       (setq wl-summary-buffer-number-column column
 713             wl-summary-buffer-line-formatter formatter)
 714       (insert
 715        (wl-summary-create-line
 716         (elmo-msgdb-make-entity
 717          :number 10000
 718          :from "foo"
 719          :subject "bar"
 720          :size 100)
 721         nil
 722         dummy-temp
 723         dummy-persistent))
 724       (goto-char (point-min))
 725       (setq temp (save-excursion
 726                    (search-forward dummy-temp nil t)
 727                    (current-column))
 728             persistent (save-excursion
 729                          (search-forward dummy-persistent nil t)
 730                          (current-column))))
 731     (setq wl-summary-buffer-temp-mark-column temp
 732           wl-summary-buffer-persistent-mark-column persistent)))
 733
 734 (defun wl-summary-buffer-set-folder (folder)
 735   (if (stringp folder)
 736       (setq folder (wl-folder-get-elmo-folder folder)))
 737   (setq wl-summary-buffer-elmo-folder folder)
 738   (make-local-variable 'wl-message-buffer)
 739   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 740                                             wl-folder-mime-charset-alist
 741                                             (elmo-folder-name-internal folder))
 742                                            wl-mime-charset))
 743   (setq wl-summary-buffer-weekday-name-lang
 744         (or (wl-get-assoc-list-value
 745              wl-folder-weekday-name-lang-alist
 746              (elmo-folder-name-internal folder))
 747             wl-summary-weekday-name-lang))
 748   (setq wl-summary-buffer-thread-indent-set
 749         (wl-get-assoc-list-value
 750          wl-folder-thread-indent-set-alist
 751          (elmo-folder-name-internal folder)))
 752   (setq wl-summary-buffer-number-column
 753         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 754                                      (wl-summary-buffer-folder-name))
 755             wl-summary-default-number-column))
 756   (wl-line-formatter-setup
 757    wl-summary-buffer-line-formatter
 758    (setq wl-summary-buffer-line-format
 759          (or (wl-get-assoc-list-value
 760               wl-folder-summary-line-format-alist
 761               (elmo-folder-name-internal folder))
 762              wl-summary-line-format))
 763    wl-summary-line-format-spec-alist)
 764   (wl-line-formatter-setup
 765    wl-summary-buffer-mode-line-formatter
 766    wl-summary-mode-line-format
 767    wl-summary-mode-line-format-spec-alist)
 768   (wl-summary-detect-mark-position)
 769   (setq wl-summary-buffer-persistent
 770         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 771   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 772   ;; process duplicates.
 773   (elmo-folder-set-process-duplicates-internal
 774    folder (cdr (elmo-string-matched-assoc
 775                 (elmo-folder-name-internal folder)
 776                 wl-folder-process-duplicates-alist)))
 777   (setq
 778    wl-thread-indent-level-internal
 779    (or (nth 0 wl-summary-buffer-thread-indent-set)
 780        wl-thread-indent-level)
 781    wl-thread-have-younger-brother-str-internal
 782    (or (nth 1 wl-summary-buffer-thread-indent-set)
 783        wl-thread-have-younger-brother-str)
 784    wl-thread-youngest-child-str-internal
 785    (or (nth 2 wl-summary-buffer-thread-indent-set)
 786        wl-thread-youngest-child-str)
 787    wl-thread-vertical-str-internal
 788    (or (nth 3 wl-summary-buffer-thread-indent-set)
 789        wl-thread-vertical-str)
 790    wl-thread-horizontal-str-internal
 791    (or (nth 4 wl-summary-buffer-thread-indent-set)
 792        wl-thread-horizontal-str)
 793    wl-thread-space-str-internal
 794    (or (nth 5 wl-summary-buffer-thread-indent-set)
 795        wl-thread-space-str))
 796   (run-hooks 'wl-summary-buffer-set-folder-hook))
 797
 798 (defun wl-summary-mode ()
 799   "Major mode for reading threaded messages.
 800 See Info under Wanderlust for full documentation.
 801
 802 Special commands:
 803 \\{wl-summary-mode-map}
 804
 805 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 806   (interactive)
 807   (unless (interactive-p) (kill-all-local-variables))
 808   (setq major-mode 'wl-summary-mode)
 809   (setq mode-name "Summary")
 810   (use-local-map wl-summary-mode-map)
 811 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 812   (setq buffer-read-only t)
 813   (setq truncate-lines t)
 814 ;;;(make-local-variable 'tab-width)
 815 ;;;(setq tab-width 1)
 816   (buffer-disable-undo (current-buffer))
 817   (setq selective-display t
 818         selective-display-ellipses nil)
 819   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 820   (easy-menu-add wl-summary-mode-menu)
 821   (when wl-summary-lazy-highlight
 822     (if wl-on-xemacs
 823         (progn
 824           (make-local-variable 'pre-idle-hook)
 825           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 826       (make-local-variable 'window-scroll-functions)
 827       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 828   ;; This hook may contain the function `wl-setup-summary' for reasons
 829   ;; of system internal to accord facilities for the Emacs variants.
 830   (run-hooks 'wl-summary-mode-hook))
 831
 832 (defun wl-summary-overview-entity-compare-by-date (x y)
 833   "Compare entity X and Y by date."
 834   (condition-case nil
 835       (string<
 836        (timezone-make-date-sortable
 837         (elmo-msgdb-overview-entity-get-date x))
 838        (timezone-make-date-sortable
 839         (elmo-msgdb-overview-entity-get-date y)))
 840     (error))) ;; ignore error.
 841
 842 (defun wl-summary-overview-entity-compare-by-number (x y)
 843    "Compare entity X and Y by number."
 844   (<
 845    (elmo-msgdb-overview-entity-get-number x)
 846    (elmo-msgdb-overview-entity-get-number y)))
 847
 848 (defun wl-summary-overview-entity-compare-by-from (x y)
 849   "Compare entity X and Y by from."
 850   (string<
 851    (wl-address-header-extract-address
 852     (or (elmo-msgdb-overview-entity-get-from-no-decode x)
 853         wl-summary-no-from-message))
 854    (wl-address-header-extract-address
 855     (or (elmo-msgdb-overview-entity-get-from-no-decode y)
 856         wl-summary-no-from-message))))
 857
 858 (defun wl-summary-overview-entity-compare-by-subject (x y)
 859   "Compare entity X and Y by subject."
 860   (string< (elmo-msgdb-overview-entity-get-subject-no-decode x)
 861            (elmo-msgdb-overview-entity-get-subject-no-decode y)))
 862
 863 (defun wl-summary-get-list-info (entity)
 864   "Returns (\"ML-name\" . ML-count) of ENTITY."
 865   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 866     (setq sequence (elmo-msgdb-overview-entity-get-extra-field
 867                     entity "x-sequence")
 868           ml-name (or (elmo-msgdb-overview-entity-get-extra-field
 869                        entity "x-ml-name")
 870                       (and sequence
 871                            (car (split-string sequence " "))))
 872           ml-count (or (elmo-msgdb-overview-entity-get-extra-field
 873                         entity "x-mail-count")
 874                        (elmo-msgdb-overview-entity-get-extra-field
 875                         entity "x-ml-count")
 876                        (and sequence
 877                             (cadr (split-string sequence " ")))))
 878     (and (setq subject (elmo-msgdb-overview-entity-get-subject
 879                         entity))
 880          (setq subject (elmo-delete-char ?\n subject))
 881          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 882          (progn
 883            (or ml-name (setq ml-name (match-string 1 subject)))
 884            (or ml-count (setq ml-count (match-string 2 subject)))))
 885     (and (setq return-path
 886                (elmo-msgdb-overview-entity-get-extra-field
 887                 entity "return-path"))
 888          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 889          (progn
 890            (or ml-name (setq ml-name (match-string 1 return-path)))
 891            (or ml-count (setq ml-count (match-string 2 return-path)))))
 892     (and (setq delivered-to
 893                (elmo-msgdb-overview-entity-get-extra-field
 894                 entity "delivered-to"))
 895          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 896          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 897     (and (setq mailing-list
 898                (elmo-msgdb-overview-entity-get-extra-field
 899                 entity "mailing-list"))
 900          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)  ; *-help@, *-owner@, etc.
 901          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 902     (cons (and ml-name (car (split-string ml-name " ")))
 903           (and ml-count (string-to-int ml-count)))))
 904
 905 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 906   "Compare entity X and Y by mailing-list info."
 907   (let* ((list-info-x (wl-summary-get-list-info x))
 908          (list-info-y (wl-summary-get-list-info y)))
 909     (if (equal (car list-info-x) (car list-info-y))
 910         (if (equal (cdr list-info-x) (cdr list-info-y))
 911             (wl-summary-overview-entity-compare-by-date x y)
 912           (< (or (cdr list-info-x) 0)
 913              (or (cdr list-info-y) 0)))
 914       (string< (or (car list-info-x) "")
 915                (or (car list-info-y) "")))))
 916
 917 (defun wl-summary-sort-by-date ()
 918   (interactive)
 919   (wl-summary-rescan "date"))
 920 (defun wl-summary-sort-by-number ()
 921   (interactive)
 922   (wl-summary-rescan "number"))
 923 (defun wl-summary-sort-by-subject ()
 924   (interactive)
 925   (wl-summary-rescan "subject"))
 926 (defun wl-summary-sort-by-from ()
 927   (interactive)
 928   (wl-summary-rescan "from"))
 929 (defun wl-summary-sort-by-list-info ()
 930   (interactive)
 931   (wl-summary-rescan "list-info"))
 932
 933 (defun wl-summary-rescan (&optional sort-by)
 934   "Rescan current folder without updating."
 935   (interactive)
 936   (let* ((cur-buf (current-buffer))
 937          (msgdb (wl-summary-buffer-msgdb))
 938          (overview (elmo-msgdb-get-overview msgdb))
 939          (number-alist (elmo-msgdb-get-number-alist msgdb))
 940          (elmo-mime-charset wl-summary-buffer-mime-charset)
 941          i percent num
 942          gc-message entity
 943          curp
 944          (inhibit-read-only t)
 945          (buffer-read-only nil)
 946          expunged)
 947     (erase-buffer)
 948     (message "Re-scanning...")
 949     (setq i 0)
 950     (setq num (length overview))
 951     (when sort-by
 952       (message "Sorting by %s..." sort-by)
 953       (setq overview
 954             (sort overview
 955                   (intern (format "wl-summary-overview-entity-compare-by-%s"
 956                                   sort-by))))
 957       (message "Sorting by %s...done" sort-by)
 958       (elmo-msgdb-set-overview (wl-summary-buffer-msgdb)
 959                                overview))
 960     (setq curp overview)
 961     (set-buffer cur-buf)
 962     (setq wl-thread-entity-hashtb (elmo-make-hash (* (length overview) 2)))
 963     (setq wl-thread-entity-list nil)
 964     (setq wl-thread-entities nil)
 965     (setq wl-summary-buffer-number-list nil)
 966     (setq wl-summary-buffer-target-mark-list nil)
 967     (setq wl-summary-buffer-refile-list nil)
 968     (setq wl-summary-buffer-delete-list nil)
 969     (setq wl-summary-delayed-update nil)
 970     (elmo-kill-buffer wl-summary-search-buf-name)
 971     (while curp
 972       (setq entity (car curp))
 973       (wl-summary-insert-message entity msgdb nil)
 974       (setq curp (cdr curp))
 975       (when (> num elmo-display-progress-threshold)
 976         (setq i (+ i 1))
 977         (if (or (zerop (% i 5)) (= i num))
 978             (elmo-display-progress
 979              'wl-summary-rescan "Constructing summary structure..."
 980              (/ (* i 100) num)))))
 981     (when wl-summary-delayed-update
 982       (while wl-summary-delayed-update
 983         (message "Parent (%d) of message %d is no entity"
 984                  (caar wl-summary-delayed-update)
 985                  (elmo-msgdb-overview-entity-get-number
 986                   (cdar wl-summary-delayed-update)))
 987         (wl-summary-insert-message
 988          (cdar wl-summary-delayed-update) msgdb nil t)
 989         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 990     (message "Constructing summary structure...done")
 991     (set-buffer cur-buf)
 992     (if (eq wl-summary-buffer-view 'thread)
 993         (progn
 994           (message "Inserting thread...")
 995           (wl-thread-insert-top)
 996           (message "Inserting thread...done")))
 997     (when wl-use-scoring
 998       (setq wl-summary-scored nil)
 999       (wl-summary-score-headers nil msgdb
1000                                 (wl-summary-rescore-msgs number-alist)
1001                                 t)
1002       (when (and wl-summary-scored
1003                  (setq expunged (wl-summary-score-update-all-lines)))
1004         (message "%d message(s) are expunged by scoring." (length expunged))))
1005     (wl-summary-set-message-modified)
1006     (wl-summary-count-unread)
1007     (wl-summary-update-modeline)
1008     (goto-char (point-max))
1009     (forward-line -1)
1010     (set-buffer-modified-p nil)))
1011
1012 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
1013   (if (and next-entity
1014            wl-auto-select-next)
1015       (let (retval)
1016         (wl-summary-toggle-disp-msg 'off)
1017         (unwind-protect
1018             (setq retval
1019                   (wl-summary-goto-folder-subr next-entity
1020                                                'force-update
1021                                                nil
1022                                                nil ; not sticky
1023                                                t   ; interactive!
1024                                                ))
1025           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
1026           (if (and (eq retval 'more-next)
1027                    (memq wl-auto-select-next '(unread skip-no-unread))
1028                    (memq this-command wl-summary-next-no-unread-command))
1029               (if upward
1030                   (wl-summary-up
1031                    t (eq wl-auto-select-next 'skip-no-unread))
1032                 (goto-char (point-max))
1033                 (forward-line -1)
1034                 (wl-summary-down
1035                  t (eq wl-auto-select-next 'skip-no-unread))))))
1036     (wl-summary-exit)))
1037
1038 (defun wl-summary-entity-info-msg (entity finfo)
1039   (or (and entity
1040            (concat
1041             (elmo-replace-in-string
1042              (if (memq 'ask-folder wl-use-folder-petname)
1043                  (wl-folder-get-petname entity)
1044                entity)
1045              "%" "%%")
1046             (if (null (car finfo))
1047                 " (? new/? unread)"
1048               (format
1049                " (%d new/%d unread)"
1050                (nth 0 finfo)
1051                (+ (nth 0 finfo)
1052                   (nth 1 finfo))))))
1053       "folder mode"))
1054
1055 (defun wl-summary-set-message-modified ()
1056   (elmo-folder-set-message-modified-internal
1057    wl-summary-buffer-elmo-folder t)
1058   (setq wl-summary-buffer-message-modified t))
1059 (defun wl-summary-message-modified-p ()
1060   wl-summary-buffer-message-modified)
1061 (defun wl-summary-set-mark-modified ()
1062   (elmo-folder-set-mark-modified-internal
1063    wl-summary-buffer-elmo-folder t)
1064   (setq wl-summary-buffer-mark-modified t))
1065 (defun wl-summary-mark-modified-p ()
1066   wl-summary-buffer-mark-modified)
1067 (defun wl-summary-set-thread-modified ()
1068   (setq wl-summary-buffer-thread-modified t))
1069 (defun wl-summary-thread-modified-p ()
1070   wl-summary-buffer-thread-modified)
1071
1072 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1073   (if (or wl-summary-buffer-refile-list
1074           wl-summary-buffer-copy-list
1075           wl-summary-buffer-delete-list)
1076       (if (y-or-n-p (format "Execute remaining marks in %s? "
1077                             (wl-summary-buffer-folder-name)))
1078           (progn
1079             (wl-summary-exec)
1080             (if (or wl-summary-buffer-refile-list
1081                     wl-summary-buffer-copy-list
1082                     wl-summary-buffer-delete-list)
1083                 (error "Some execution was failed")))
1084         ;; delete temp-marks
1085         (message "")
1086         (wl-summary-delete-all-refile-marks)
1087         (wl-summary-delete-all-copy-marks)
1088         (wl-summary-delete-all-delete-marks)))
1089   (if wl-summary-buffer-target-mark-list
1090       (progn
1091         (wl-summary-delete-all-target-marks)
1092         (setq wl-summary-buffer-target-mark-list nil)))
1093   (wl-summary-delete-all-temp-marks-on-buffer sticky)
1094   (setq wl-summary-scored nil))
1095
1096 ;; a subroutine for wl-summary-exit/wl-save-status
1097 ;; Note that folder is not commited here.
1098 (defun wl-summary-save-view ()
1099   ;; already in summary buffer.
1100   (when wl-summary-buffer-persistent
1101     ;; save the current summary buffer view.
1102     (if (and wl-summary-cache-use
1103              (or (wl-summary-message-modified-p)
1104                  (wl-summary-mark-modified-p)
1105                  (wl-summary-thread-modified-p)))
1106         (wl-summary-save-view-cache))))
1107
1108 (defun wl-summary-save-status ()
1109   "Save summary view and msgdb."
1110   (interactive)
1111   (if (interactive-p) (message "Saving summary status..."))
1112   (wl-summary-save-view)
1113   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1114   (elmo-folder-check wl-summary-buffer-elmo-folder)
1115   (if wl-use-scoring (wl-score-save))
1116   (if (interactive-p) (message "Saving summary status...done.")))
1117
1118 (defun wl-summary-force-exit ()
1119   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1120   (interactive)
1121   (wl-summary-exit 'force-exit))
1122
1123 (defun wl-summary-exit (&optional force-exit)
1124   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1125   (interactive "P")
1126   (let ((summary-buf (current-buffer))
1127         (sticky (wl-summary-sticky-p))
1128         summary-win
1129         message-buf message-win
1130         folder-buf folder-win)
1131     (run-hooks 'wl-summary-exit-pre-hook)
1132     (if wl-summary-buffer-exit-function
1133         (funcall wl-summary-buffer-exit-function)
1134       (if (or force-exit (not sticky))
1135           (wl-summary-cleanup-temp-marks sticky))
1136       (unwind-protect
1137           ;; save summary status
1138           (progn
1139             (wl-summary-save-view)
1140             (if (or force-exit (not sticky))
1141                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1142               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1143               (elmo-folder-check wl-summary-buffer-elmo-folder))
1144             (if wl-use-scoring (wl-score-save)))
1145         ;; for sticky summary
1146         (wl-delete-all-overlays)
1147         (setq wl-summary-buffer-disp-msg nil)
1148         (elmo-kill-buffer wl-summary-search-buf-name)
1149         ;; delete message window if displayed.
1150         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1151             (delete-window (get-buffer-window wl-message-buffer)))
1152         (if (and wl-summary-use-frame
1153                  (> (length (visible-frame-list)) 1))
1154             (delete-frame))
1155         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1156             (if wl-summary-use-frame
1157                 (let (select-frame)
1158                   (save-selected-window
1159                     (dolist (frame (visible-frame-list))
1160                       (select-frame frame)
1161                       (if (get-buffer-window folder-buf)
1162                           (setq select-frame frame))))
1163                   (if select-frame
1164                       (select-frame select-frame)
1165                     (switch-to-buffer folder-buf)))
1166               (if (setq folder-win (get-buffer-window folder-buf))
1167                   ;; folder win is already displayed.
1168                   (select-window folder-win)
1169                 ;; folder win is not displayed.
1170                 (switch-to-buffer folder-buf)))
1171           ;; currently no folder buffer
1172           (wl-folder))
1173         (and wl-folder-move-cur-folder
1174              wl-folder-buffer-cur-point
1175              (goto-char wl-folder-buffer-cur-point))
1176         (setq wl-folder-buffer-cur-path nil)
1177         (setq wl-folder-buffer-cur-entity-id nil)
1178         (wl-delete-all-overlays)
1179         (if wl-summary-exit-next-move
1180             (wl-folder-next-unsync t)
1181           (beginning-of-line))
1182         (if (setq summary-win (get-buffer-window summary-buf))
1183             (delete-window summary-win))
1184         (if (or force-exit
1185                 (not sticky))
1186             (progn
1187               (set-buffer summary-buf)
1188               (kill-buffer summary-buf)))
1189         (run-hooks 'wl-summary-exit-hook)))))
1190
1191 (defun wl-summary-suspend ()
1192   (interactive)
1193   (wl-summary-exit)
1194   (wl-folder-suspend))
1195
1196 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1197   (interactive)
1198   (wl-summary-sync-update unset-cursor nil no-check))
1199
1200 (defsubst wl-summary-sync-all-init ()
1201   (wl-summary-cleanup-temp-marks)
1202   (erase-buffer)
1203   (wl-summary-set-message-modified)
1204   (wl-summary-set-mark-modified)
1205   (setq wl-thread-entity-hashtb (elmo-make-hash
1206                                  (* (length (elmo-msgdb-get-number-alist
1207                                              (wl-summary-buffer-msgdb))) 2)))
1208   (setq wl-thread-entity-list nil)
1209   (setq wl-thread-entities nil)
1210   (setq wl-summary-buffer-number-list nil)
1211   (setq wl-summary-buffer-target-mark-list nil)
1212   (setq wl-summary-buffer-refile-list nil)
1213   (setq wl-summary-buffer-copy-list nil)
1214   (setq wl-summary-buffer-delete-list nil))
1215
1216 (defun wl-summary-sync (&optional unset-cursor force-range)
1217   (interactive)
1218   (let* ((folder wl-summary-buffer-elmo-folder)
1219          (inhibit-read-only t)
1220          (buffer-read-only nil)
1221          (msgdb-dir (elmo-folder-msgdb-path folder))
1222          (range (or force-range (wl-summary-input-range
1223                                  (elmo-folder-name-internal folder)))))
1224     (cond ((string= range "rescan")
1225            (let ((msg (wl-summary-message-number)))
1226              (wl-summary-rescan)
1227              (and msg (wl-summary-jump-to-msg msg))))
1228           ((string= range "rescan-noscore")
1229            (let ((msg (wl-summary-message-number))
1230                  wl-use-scoring)
1231              (wl-summary-rescan)
1232              (and msg (wl-summary-jump-to-msg msg))))
1233           ((string= range "cache-status")
1234            (let ((msg (wl-summary-message-number)))
1235              (wl-summary-resume-cache-status)
1236              (and msg (wl-summary-jump-to-msg msg))))
1237           ((or (string-match "last:" range)
1238                (string-match "first:" range))
1239            (wl-summary-goto-folder-subr (concat "/" range "/"
1240                                                 (elmo-folder-name-internal
1241                                                  folder))
1242             'force-update nil nil t))
1243           (t
1244            (wl-summary-sync-update unset-cursor
1245                                    (cond ((string= range "all") 'all)
1246                                          ((string= range "all-visible")
1247                                           'visible-only)))))))
1248
1249 (defvar wl-summary-edit-addresses-candidate-fields
1250   ;; First element becomes default.
1251   '("from" "to" "cc"))
1252
1253 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1254   (let ((fields wl-summary-edit-addresses-candidate-fields)
1255         body candidates components)
1256     (while fields
1257       (setq body
1258             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1259                        ","))
1260       (setq body (wl-parse-addresses body))
1261       (if body (setq candidates (append candidates body)))
1262       (setq fields (cdr fields)))
1263     (setq candidates (elmo-uniq-list candidates))
1264     (elmo-set-work-buf
1265      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1266      (mapcar (function
1267               (lambda (x)
1268                 (setq components (std11-extract-address-components x))
1269                 (cons (nth 1 components)
1270                       (and (car components)
1271                            (eword-decode-string
1272                             (decode-mime-charset-string
1273                              (car components)
1274                              mime-charset))))))
1275              candidates))))
1276
1277 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1278   ;; returns nil if there's no change.
1279   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1280       (let (char)
1281         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1282                  the-email)
1283         (while (not (or (eq (setq char (read-char)) ?\r)
1284                         (eq char ?\n)
1285                         (eq char ? )
1286                         (eq char ?e)
1287                         (eq char ?c)
1288                         (eq char ?d)))
1289           (message
1290            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1291         (cond
1292          ((or (eq char ?e)
1293               (eq char ?\n)
1294               (eq char ?\r)
1295               (eq char ? ))
1296           ;; Change Addresses
1297           (wl-address-add-or-change
1298            the-email
1299            (wl-address-header-extract-realname
1300             (cdr (assoc
1301                   (let ((completion-ignore-case t) comp)
1302                     (setq comp
1303                           (try-completion the-email wl-address-completion-list))
1304                     (if (equal comp t) the-email comp))
1305                   wl-address-completion-list))))
1306           "edited")
1307          ((eq char ?d)
1308           ;; Delete Addresses
1309           (if (y-or-n-p (format "Delete '%s'? "
1310                                 the-email))
1311               (progn
1312                 (wl-address-delete the-email)
1313                 "deleted")
1314             (message "")
1315             nil))
1316          (t (message "")
1317             nil)))
1318     ;; Add Petname
1319     (wl-address-add-or-change the-email name-in-addr)
1320     "added"))
1321
1322 (defun wl-summary-edit-addresses (&optional addr-str)
1323   "Edit address book interactively.
1324 Optional argument ADDR-STR is used as a target address if specified."
1325   (interactive (if current-prefix-arg
1326                    (list (read-from-minibuffer "Target address: "))))
1327   (if (null (wl-summary-message-number))
1328       (message "No message.")
1329     (save-excursion
1330       (let* ((charset wl-summary-buffer-mime-charset)
1331              (candidates
1332               (with-current-buffer (wl-summary-get-original-buffer)
1333                 (wl-summary-edit-addresses-collect-candidate-fields
1334                  charset)))
1335              address pair result)
1336         (if addr-str
1337             (setq address addr-str)
1338           (when candidates
1339             (setq address (car (car candidates)))
1340             (setq address
1341                   (completing-read
1342                    (format "Target address (%s): " address)
1343                    (mapcar
1344                     (function (lambda (x) (cons (car x) (car x))))
1345                     candidates)
1346                    nil nil nil nil address))))
1347         (when address
1348           (setq pair (assoc address candidates))
1349           (unless pair
1350             (setq pair (cons address nil)))
1351           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1352             ;; update alias
1353             (wl-status-update)
1354             (setq address (assoc (car pair) wl-address-list))
1355             (if address
1356                 (message "%s, %s, <%s> is %s."
1357                          (nth 2 address)
1358                          (nth 1 address)
1359                          (nth 0 address)
1360                          result)))
1361 ;;; i'd like to update summary-buffer, but...
1362 ;;;     (wl-summary-rescan)
1363           (run-hooks 'wl-summary-edit-addresses-hook))))))
1364
1365 (defun wl-summary-incorporate (&optional arg)
1366   "Check and prefetch all uncached messages.
1367 If ARG is non-nil, checking is omitted."
1368   (interactive "P")
1369   (unless arg
1370     (save-excursion
1371       (wl-summary-sync-force-update)))
1372   (wl-summary-prefetch-region (point-min) (point-max)
1373                               wl-summary-incorporate-marks))
1374
1375 (defun wl-summary-prefetch-msg (number &optional arg)
1376   "Returns status-mark. if skipped, returns nil."
1377   ;; prefetching procedure.
1378   (save-excursion
1379     (let* ((msgdb (wl-summary-buffer-msgdb))
1380            (number-alist (elmo-msgdb-get-number-alist msgdb))
1381            (message-id (cdr (assq number number-alist)))
1382            (ov (elmo-msgdb-overview-get-entity message-id msgdb))
1383            (wl-message-entity ov)
1384            (entity ov)                  ; backward compatibility.
1385            (size (elmo-msgdb-overview-entity-get-size ov))
1386            (inhibit-read-only t)
1387            (buffer-read-only nil)
1388            (file-cached (elmo-file-cache-exists-p message-id))
1389            (force-read (and size
1390                             (or (and (null wl-prefetch-confirm) arg)
1391                                 (null wl-prefetch-threshold)
1392                                 (< size wl-prefetch-threshold))))
1393            mark new-mark)
1394       (unwind-protect
1395           (progn
1396             (when (and (or arg (not file-cached))
1397                        size (not force-read) wl-prefetch-confirm)
1398               (setq force-read
1399                     (save-restriction
1400                       (widen)
1401                       (y-or-n-p
1402                        (format
1403                         "Message from %s has %d bytes.  Prefetch it? "
1404                         (concat
1405                          "[ "
1406                          (save-match-data
1407                            (wl-set-string-width
1408                             17
1409                             (funcall wl-summary-from-function
1410                              (eword-decode-string
1411                               (elmo-delete-char
1412                                ?\"
1413                                (or
1414                                 (elmo-msgdb-overview-entity-get-from ov)
1415                                 "??")))))) " ]")
1416                         size))))
1417               (message ""))             ; flush.
1418             (setq mark (elmo-msgdb-get-mark msgdb number))
1419             (if force-read
1420                 (save-excursion
1421                   (save-match-data
1422                     ;; online
1423                     (if (or arg (not file-cached))
1424                         (elmo-message-encache
1425                          wl-summary-buffer-elmo-folder
1426                          number))
1427                     (setq new-mark
1428                           (cond
1429                            ((string= mark
1430                                      elmo-msgdb-unread-uncached-mark)
1431                             elmo-msgdb-unread-cached-mark)
1432                            ((string= mark elmo-msgdb-new-mark)
1433                             (setq wl-summary-buffer-new-count
1434                                   (- wl-summary-buffer-new-count 1))
1435                             (setq wl-summary-buffer-unread-count
1436                                   (+ wl-summary-buffer-unread-count 1))
1437                             elmo-msgdb-unread-cached-mark)
1438                            ((string= mark elmo-msgdb-read-uncached-mark)
1439                             nil)
1440                            (t mark)))
1441                     (elmo-msgdb-set-mark msgdb number new-mark)
1442                     (or new-mark (setq new-mark " "))
1443                     (wl-summary-set-mark-modified)
1444                     (wl-summary-update-modeline)
1445                     (wl-folder-update-unread
1446                      (wl-summary-buffer-folder-name)
1447                      (+ wl-summary-buffer-unread-count
1448                         wl-summary-buffer-new-count)))
1449                   new-mark)))))))
1450
1451 ;;(defvar wl-summary-message-uncached-marks
1452 ;;  (list elmo-msgdb-new-mark
1453 ;;      elmo-msgdb-unread-uncached-mark
1454 ;;      elmo-msgdb-read-uncached-mark))
1455
1456 (defun wl-summary-prefetch-region (beg end &optional prefetch-marks)
1457   (interactive "r")
1458   (let ((count 0)
1459         targets
1460         mark length
1461         entity msg
1462         start-pos pos)
1463     (save-excursion
1464       (setq start-pos (point))
1465       (save-restriction
1466         (narrow-to-region beg end)
1467         ;; collect prefetch targets.
1468         (message "Collecting marks...")
1469         (goto-char (point-min))
1470         (while (not (eobp))
1471           (setq mark (wl-summary-persistent-mark)
1472                 msg (wl-summary-message-number))
1473           (if (or (and (null prefetch-marks)
1474                        msg
1475                        (null (elmo-file-cache-exists-p
1476                               (elmo-message-field
1477                                wl-summary-buffer-elmo-folder
1478                                msg
1479                                'message-id))))
1480                   (member mark prefetch-marks))
1481               (setq targets (nconc targets (list msg))))
1482           (setq entity (wl-thread-get-entity msg))
1483           (if (or (not (eq wl-summary-buffer-view 'thread))
1484                   (wl-thread-entity-get-opened entity))
1485               (); opened. no hidden children.
1486             (setq targets (nconc
1487                            targets
1488                            (wl-thread-get-children-msgs-uncached
1489                             msg prefetch-marks))))
1490           (forward-line 1))
1491         (setq length (length targets))
1492         (message "Prefetching...")
1493         (while targets
1494           (setq mark (if (not (wl-thread-entity-parent-invisible-p
1495                                (wl-thread-get-entity (car targets))))
1496                          (progn
1497                            (wl-summary-jump-to-msg (car targets))
1498                            (wl-summary-prefetch))
1499                        (wl-summary-prefetch-msg (car targets))))
1500           (if (if prefetch-marks
1501                   (string= mark elmo-msgdb-unread-cached-mark)
1502                 (or (string= mark elmo-msgdb-unread-cached-mark)
1503                     (string= mark " ")))
1504               (message "Prefetching... %d/%d message(s)"
1505                        (setq count (+ 1 count)) length))
1506           ;; redisplay!
1507           (save-excursion
1508             (setq pos (point))
1509             (goto-char start-pos)
1510             (if (pos-visible-in-window-p pos)
1511                 (save-restriction
1512                   (widen)
1513                   (sit-for 0))))
1514           (setq targets (cdr targets)))
1515         (message "Prefetched %d/%d message(s)" count length)
1516         (cons count length)))))
1517
1518 (defun wl-summary-prefetch (&optional arg)
1519   "Prefetch current message."
1520   (interactive "P")
1521   (save-excursion
1522     (let ((inhibit-read-only t)
1523           (buffer-read-only nil)
1524           (mark (wl-summary-persistent-mark)))
1525       (setq mark (wl-summary-prefetch-msg (wl-summary-message-number) arg))
1526       (when mark
1527         (delete-backward-char 1)
1528         (insert mark)
1529         (if wl-summary-highlight
1530             (wl-highlight-summary-current-line)))
1531       (set-buffer-modified-p nil)
1532       mark)))
1533
1534 (defun wl-summary-delete-marks-on-buffer (marks)
1535   (while marks
1536     (wl-summary-unmark (pop marks))))
1537
1538 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1539   (wl-summary-delete-marks-on-buffer copies))
1540
1541 (defun wl-summary-delete-all-refile-marks ()
1542   (let ((marks wl-summary-buffer-refile-list))
1543     (while marks
1544       (wl-summary-unmark (car (pop marks))))))
1545
1546 (defun wl-summary-delete-all-copy-marks ()
1547   (let ((marks wl-summary-buffer-copy-list))
1548     (while marks
1549       (wl-summary-unmark (car (pop marks))))))
1550
1551 (defun wl-summary-delete-all-delete-marks ()
1552   (wl-summary-delete-marks-on-buffer wl-summary-buffer-delete-list))
1553
1554 (defun wl-summary-delete-all-target-marks ()
1555   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1556
1557 (defun wl-summary-delete-all-temp-marks-on-buffer (&optional sticky)
1558   ;; for summary view cache saving.
1559   (save-excursion
1560     (goto-char (point-min))
1561     (let ((inhibit-read-only t)
1562           (buffer-read-only nil))
1563        (while (not (eobp))
1564         (unless (string= (wl-summary-temp-mark) " ")
1565           (delete-backward-char 1)
1566           (insert " "))
1567         (forward-line 1)))))
1568
1569 (defun wl-summary-mark-as-read-region (beg end)
1570   (interactive "r")
1571   (save-excursion
1572     (save-restriction
1573       (narrow-to-region beg end)
1574       (goto-char (point-min))
1575       (if (eq wl-summary-buffer-view 'thread)
1576           (progn
1577             (while (not (eobp))
1578               (let* ((number (wl-summary-message-number))
1579                      (entity (wl-thread-get-entity number))
1580                      children)
1581                 (if (wl-thread-entity-get-opened entity)
1582                     ;; opened...mark line.
1583                     (wl-summary-mark-as-read number)
1584                   ;; closed
1585                   (wl-summary-mark-as-read number) ; mark itself.
1586                   (setq children (wl-thread-get-children-msgs number))
1587                   (while children
1588                     (wl-summary-mark-as-read (car children))
1589                     (setq children (cdr children))))
1590                 (forward-line 1))))
1591         (while (not (eobp))
1592           (wl-summary-mark-as-read (wl-summary-message-number))
1593           (forward-line 1)))))
1594   (wl-summary-count-unread)
1595   (wl-summary-update-modeline))
1596
1597 (defun wl-summary-mark-as-unread-region (beg end)
1598   (interactive "r")
1599   (save-excursion
1600     (save-restriction
1601       (narrow-to-region beg end)
1602 ;;; use narrowing.
1603 ;;;      (save-excursion (goto-char end)
1604 ;;;                   (end-of-line) (point)))
1605       (goto-char (point-min))
1606       (if (eq wl-summary-buffer-view 'thread)
1607           (progn
1608             (while (not (eobp))
1609               (let* ((number (wl-summary-message-number))
1610                      (entity (wl-thread-get-entity number))
1611                      children)
1612                 (if (wl-thread-entity-get-opened entity)
1613                     ;; opened...mark line.
1614                     ;; Crossposts are not processed
1615                     (wl-summary-mark-as-unread)
1616                   ;; closed
1617                   (wl-summary-mark-as-unread) ; mark itself.
1618                   (setq children
1619                         (delq number (wl-thread-get-children-msgs number)))
1620                   (while children
1621                     (wl-summary-mark-as-unread (car children))
1622                     (setq children (cdr children))))
1623                 (forward-line 1))))
1624         (while (not (eobp))
1625           (wl-summary-mark-as-unread)
1626           (forward-line 1)))))
1627   (wl-summary-count-unread)
1628   (wl-summary-update-modeline))
1629
1630 (defun wl-summary-mark-as-important-region (beg end)
1631   (interactive "r")
1632   (save-excursion
1633     (save-restriction
1634       (narrow-to-region beg end);(save-excursion (goto-char end)
1635                                         ;    (end-of-line) (point)))
1636       (goto-char (point-min))
1637       (if (eq wl-summary-buffer-view 'thread)
1638           (progn
1639             (while (not (eobp))
1640               (let* ((number (wl-summary-message-number))
1641                      (entity (wl-thread-get-entity number))
1642                      children)
1643                 (if (wl-thread-entity-get-opened entity)
1644                     ;; opened...mark line.
1645                     ;; Crossposts are not processed
1646                     (wl-summary-mark-as-important)
1647                   ;; closed
1648                   (wl-summary-mark-as-important) ; mark itself.
1649                   (setq children
1650                         (delq number (wl-thread-get-children-msgs number)))
1651                   (while children
1652                     (wl-thread-msg-mark-as-important (car children))
1653                     (setq children (cdr children))))
1654                 (forward-line 1))))
1655         (while (not (eobp))
1656           (wl-summary-mark-as-important)
1657           (forward-line 1)))))
1658   (wl-summary-count-unread)
1659   (wl-summary-update-modeline))
1660
1661 (defun wl-summary-mark-as-read-all ()
1662   (interactive)
1663   (if (or (not (interactive-p))
1664           (y-or-n-p "Mark all messages as read? "))
1665       (let* ((folder wl-summary-buffer-elmo-folder)
1666              (cur-buf (current-buffer))
1667              (msgdb (wl-summary-buffer-msgdb))
1668              (inhibit-read-only t)
1669              (buffer-read-only nil)
1670              (case-fold-search nil)
1671              msg mark)
1672         (message "Setting all msgs as read...")
1673         (elmo-folder-mark-as-read folder
1674                                   (elmo-folder-list-unreads
1675                                    folder))
1676         (save-excursion
1677           (goto-char (point-min))
1678           (while (not (eobp))
1679             (setq msg (wl-summary-message-number))
1680             (setq mark (wl-summary-persistent-mark))
1681             (when (and (not (string= mark " "))
1682                        (not (string= mark elmo-msgdb-important-mark))
1683                        (not (string= mark elmo-msgdb-read-uncached-mark)))
1684               (delete-backward-char 1)
1685               (if (or (not (elmo-message-use-cache-p folder msg))
1686                       (string= mark elmo-msgdb-unread-cached-mark))
1687                   (progn
1688                     (insert " ")
1689                     (elmo-msgdb-set-mark msgdb msg nil))
1690                 ;; New mark and unread-uncached mark
1691                 (insert elmo-msgdb-read-uncached-mark)
1692                 (elmo-msgdb-set-mark
1693                  msgdb msg elmo-msgdb-read-uncached-mark))
1694               (if wl-summary-highlight
1695                   (wl-highlight-summary-current-line nil nil t)))
1696             (forward-line 1)))
1697         (wl-summary-set-mark-modified)
1698         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1699         (setq wl-summary-buffer-unread-count 0)
1700         (setq wl-summary-buffer-new-count    0)
1701         (wl-summary-update-modeline)
1702         (message "Setting all msgs as read...done")
1703         (set-buffer-modified-p nil))))
1704
1705 (defun wl-summary-delete-cache ()
1706   "Delete cache of current message."
1707   (interactive)
1708   (save-excursion
1709     (let* ((inhibit-read-only t)
1710            (buffer-read-only nil)
1711            (folder wl-summary-buffer-elmo-folder)
1712            (msgdb (wl-summary-buffer-msgdb))
1713            (number-alist (elmo-msgdb-get-number-alist msgdb))
1714            (case-fold-search nil)
1715            mark number unread new-mark)
1716       (setq mark (wl-summary-persistent-mark))
1717       (cond
1718        ((or (string= mark elmo-msgdb-new-mark)
1719             (string= mark elmo-msgdb-unread-uncached-mark)
1720             (string= mark elmo-msgdb-important-mark))
1721         ;; noop
1722         )
1723        ((string= mark elmo-msgdb-unread-cached-mark)
1724         (setq new-mark elmo-msgdb-unread-uncached-mark))
1725        (t
1726         (setq new-mark elmo-msgdb-read-uncached-mark)))
1727       (when new-mark
1728         (setq number (wl-summary-message-number))
1729         (delete-backward-char 1)
1730         (insert new-mark)
1731         (elmo-file-cache-delete
1732          (elmo-file-cache-get-path
1733           (elmo-message-field wl-summary-buffer-elmo-folder
1734                               number
1735                               'message-id)))
1736         (elmo-msgdb-set-mark msgdb number new-mark)
1737         (wl-summary-set-mark-modified)
1738         (if wl-summary-highlight
1739             (wl-highlight-summary-current-line nil nil t))
1740         (set-buffer-modified-p nil)))))
1741
1742 (defun wl-summary-resume-cache-status ()
1743   "Resume the cache status of all messages in the current folder."
1744   (interactive)
1745   (let* ((folder wl-summary-buffer-elmo-folder)
1746          (cur-buf (current-buffer))
1747          (msgdb (wl-summary-buffer-msgdb))
1748          (number-alist (elmo-msgdb-get-number-alist msgdb))
1749          (inhibit-read-only t)
1750          (buffer-read-only nil)
1751          (case-fold-search nil)
1752          msg mark msgid set-mark)
1753     (message "Resuming cache status...")
1754     (save-excursion
1755       (goto-char (point-min))
1756       (while (not (eobp))
1757         (setq msg (wl-summary-message-number))
1758         (setq mark (wl-summary-persistent-mark))
1759         (setq msgid (elmo-msgdb-get-field msgdb msg 'message-id))
1760         (setq set-mark nil)
1761         (if (elmo-file-cache-exists-p msgid)
1762             (if (or
1763                  (string= mark elmo-msgdb-unread-uncached-mark) ; U -> !
1764                  (string= mark elmo-msgdb-new-mark)             ; N -> !
1765                  )
1766                 (setq set-mark elmo-msgdb-unread-cached-mark)
1767               (if (string= mark elmo-msgdb-read-uncached-mark)  ; u -> ' '
1768                   (setq set-mark " ")))
1769           (if (string= mark " ")
1770               (setq set-mark elmo-msgdb-read-uncached-mark)     ;' ' -> u
1771             (if (string= mark elmo-msgdb-unread-cached-mark)
1772                 (setq set-mark elmo-msgdb-unread-uncached-mark) ; !  -> U
1773               )))
1774         (when set-mark
1775           (delete-backward-char 1)
1776           (insert set-mark)
1777           (elmo-msgdb-set-mark msgdb msg
1778                                (if (string= set-mark " ") nil set-mark))
1779           (if wl-summary-highlight
1780               (wl-highlight-summary-current-line)))
1781         (forward-line 1))
1782       (wl-summary-set-mark-modified)
1783       (wl-summary-count-unread)
1784       (wl-summary-update-modeline)
1785       (message "Resuming cache status...done")
1786       (set-buffer-modified-p nil))))
1787
1788 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1789   (interactive)
1790   (save-excursion
1791     (let ((inhibit-read-only t)
1792           (buffer-read-only nil)
1793           (msgs2 msgs)
1794           (len (length msgs))
1795           (i 0)
1796           update-list)
1797       (elmo-kill-buffer wl-summary-search-buf-name)
1798       (while msgs
1799         (if (eq wl-summary-buffer-view 'thread)
1800             (progn
1801               ;; don't use wl-append(nconc), because list is broken. ...why?
1802               (setq update-list
1803                     (append update-list
1804                             (wl-thread-delete-message (car msgs))))
1805               (setq update-list (delq (car msgs) update-list)))
1806           (goto-char (point-min))
1807           (if (wl-summary-jump-to-msg (car msgs))
1808               (progn
1809                 (delete-region (point-at-bol) (point-at-eol))
1810                 (delete-char 1) ; delete '\n'
1811                 (setq wl-summary-buffer-number-list
1812                       (delq (car msgs) wl-summary-buffer-number-list)))))
1813         (when (and deleting-info
1814                    (> len elmo-display-progress-threshold))
1815           (setq i (1+ i))
1816           (if (or (zerop (% i 5)) (= i len))
1817               (elmo-display-progress
1818                'wl-summary-delete-messages-on-buffer deleting-info
1819                (/ (* i 100) len))))
1820         (setq msgs (cdr msgs)))
1821       (when (eq wl-summary-buffer-view 'thread)
1822         (wl-thread-update-line-msgs (elmo-uniq-list update-list)
1823                                     (unless deleting-info 'no-msg))
1824         (wl-thread-cleanup-symbols msgs2))
1825       (wl-summary-count-unread)
1826       (wl-summary-update-modeline)
1827       (wl-folder-update-unread
1828        (wl-summary-buffer-folder-name)
1829        (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)))))
1830
1831 (defun wl-summary-replace-status-marks (before after)
1832   "Replace the status marks on buffer."
1833   (interactive)
1834   (save-excursion
1835     (goto-char (point-min))
1836     (let ((inhibit-read-only t)
1837           (buffer-read-only nil))
1838       (while (not (eobp))
1839         (when (string= (wl-summary-persistent-mark) before)
1840           (delete-backward-char 1)
1841           (insert after)
1842           (if wl-summary-highlight
1843               (wl-highlight-summary-current-line)))
1844         (forward-line 1)))))
1845
1846 (defun wl-summary-update-status-marks ()
1847   "Synchronize status marks on current buffer to the msgdb."
1848   (interactive)
1849   (save-excursion
1850     (goto-char (point-min))
1851     (let ((inhibit-read-only t)
1852           (buffer-read-only nil)
1853           mark)
1854       (while (not (eobp))
1855         (unless (string= (wl-summary-persistent-mark)
1856                          (setq mark (or (elmo-message-mark
1857                                          wl-summary-buffer-elmo-folder
1858                                          (wl-summary-message-number))
1859                                         " ")))
1860           (delete-backward-char 1)
1861           (insert mark)
1862           (if wl-summary-highlight (wl-highlight-summary-current-line)))
1863         (forward-line 1)))))
1864
1865 (defun wl-summary-get-delete-folder (folder)
1866   (if (string= folder wl-trash-folder)
1867       'null
1868     (let* ((type (or (wl-get-assoc-list-value wl-delete-folder-alist folder)
1869                      'trash)))
1870       (cond ((stringp type)
1871              type)
1872             ((or (equal type 'remove) (equal type 'null))
1873              'null)
1874             (t;; (equal type 'trash)
1875              (let ((trash-folder (wl-folder-get-elmo-folder wl-trash-folder)))
1876                (unless (elmo-folder-exists-p trash-folder)
1877                  (if (y-or-n-p
1878                       (format "Trash Folder %s does not exist, create it? "
1879                               wl-trash-folder))
1880                      (elmo-folder-create trash-folder)
1881                    (error "Trash Folder is not created"))))
1882                wl-trash-folder)))))
1883
1884 (defun wl-summary-insert-message (&rest args)
1885   (if (eq wl-summary-buffer-view 'thread)
1886       (apply 'wl-summary-insert-thread-entity args)
1887     (apply 'wl-summary-insert-sequential args)))
1888
1889 (defun wl-summary-sort ()
1890   (interactive)
1891   (wl-summary-rescan
1892    (completing-read
1893     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1894     (mapcar (lambda (spec)
1895               (list (symbol-name spec)))
1896             wl-summary-sort-specs)
1897     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1898
1899 (defun wl-summary-sync-marks ()
1900   "Update marks in summary."
1901   (interactive)
1902   (let ((last-progress 0)
1903         (folder wl-summary-buffer-elmo-folder)
1904         (i 0)
1905         importants unreads
1906         importants-in-db unreads-in-db diff diffs
1907         mes progress)
1908     ;; synchronize marks.
1909     (when (not (eq (elmo-folder-type-internal
1910                     wl-summary-buffer-elmo-folder)
1911                    'internal))
1912       (message "Updating marks...")
1913       (setq importants-in-db (elmo-folder-list-messages-mark-match
1914                               wl-summary-buffer-elmo-folder
1915                               (regexp-quote elmo-msgdb-important-mark))
1916             unreads-in-db (elmo-folder-list-messages-mark-match
1917                            wl-summary-buffer-elmo-folder
1918                            (wl-regexp-opt (elmo-msgdb-unread-marks)))
1919             importants (elmo-folder-list-importants
1920                         wl-summary-buffer-elmo-folder)
1921             unreads (elmo-folder-list-unreads
1922                      wl-summary-buffer-elmo-folder))
1923       (setq diff (elmo-list-diff importants importants-in-db))
1924       (setq diffs (cadr diff)) ; important-deletes
1925       (setq mes (format "Updated (-%d" (length diffs)))
1926       (while diffs
1927         (wl-summary-mark-as-important (car diffs)
1928                                       elmo-msgdb-important-mark
1929                                       'no-server)
1930         (setq diffs (cdr diffs)))
1931       (setq diffs (car diff)) ; important-appends
1932       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1933       (while diffs
1934         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1935         (setq diffs (cdr diffs)))
1936       (setq diff (elmo-list-diff unreads unreads-in-db))
1937       (setq diffs (cadr diff))
1938       (setq mes (concat mes (format "(-%d" (length diffs))))
1939       (while diffs
1940         (wl-summary-mark-as-read (car diffs) 'no-folder)
1941         (setq diffs (cdr diffs)))
1942       (setq diffs (car diff)) ; unread-appends
1943       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1944       (while diffs
1945         (wl-summary-mark-as-unread (car diffs) 'no-server 'no-modeline)
1946         (setq diffs (cdr diffs)))
1947       (if (interactive-p) (message mes)))))
1948
1949 (defun wl-summary-sync-update (&optional unset-cursor sync-all no-check)
1950   "Update the summary view to the newest folder status."
1951   (interactive)
1952   (let* ((folder wl-summary-buffer-elmo-folder)
1953          (case-fold-search nil)
1954          (elmo-mime-charset wl-summary-buffer-mime-charset)
1955          (inhibit-read-only t)
1956          (buffer-read-only nil)
1957          gc-message
1958          overview number-alist
1959          curp num i diff
1960          append-list delete-list crossed
1961          update-thread update-top-list
1962          expunged mes entity)
1963     (unwind-protect
1964         (progn
1965           (unless wl-summary-buffer-elmo-folder
1966             (error "(Internal error) Folder is not set:%s" (buffer-name
1967                                                             (current-buffer))))
1968           ;; Flush pending append operations (disconnected operation).
1969           ;;(setq seen-list
1970           ;;(wl-summary-flush-pending-append-operations seen-list))
1971           (goto-char (point-max))
1972           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1973           (setq crossed (elmo-folder-synchronize folder sync-all no-check))
1974           (if crossed
1975               (progn
1976                 ;; Setup sync-all
1977                 (if sync-all (wl-summary-sync-all-init))
1978 ;    (if (and has-nntp
1979 ;            (elmo-nntp-max-number-precedes-list-active-p))
1980         ;; XXX this does not work correctly in rare case.
1981 ;       (setq delete-list
1982 ;             (wl-summary-delete-canceled-msgs-from-list
1983 ;              delete-list
1984 ;              (wl-summary-buffer-msgdb))))
1985                 (setq diff (elmo-list-diff (elmo-folder-list-messages
1986                                             folder
1987                                             'visible-only
1988                                             'in-msgdb)
1989                                            wl-summary-buffer-number-list))
1990                 (setq append-list (car diff))
1991                 (setq delete-list (cadr diff))
1992
1993                 (when delete-list
1994                   (wl-summary-delete-messages-on-buffer
1995                    delete-list "Deleting...")
1996                   (message "Deleting...done"))
1997                 (wl-summary-update-status-marks)
1998                 (setq curp append-list)
1999                 (setq num (length curp))
2000                 (when append-list
2001                   (setq i 0)
2002
2003                   ;; set these value for append-message-func
2004                   (setq overview (elmo-msgdb-get-overview
2005                                   (elmo-folder-msgdb folder)))
2006                   (setq number-alist (elmo-msgdb-get-number-alist
2007                                       (elmo-folder-msgdb folder)))
2008
2009                   (setq wl-summary-delayed-update nil)
2010                   (elmo-kill-buffer wl-summary-search-buf-name)
2011                   (while curp
2012                     (setq entity (elmo-msgdb-overview-get-entity
2013                                   (car curp) (elmo-folder-msgdb folder)))
2014                     (when (setq update-thread
2015                                 (wl-summary-insert-message
2016                                  entity (elmo-folder-msgdb folder)
2017                                  (not sync-all)))
2018                       (wl-append update-top-list update-thread))
2019                     (if elmo-use-database
2020                         (elmo-database-msgid-put
2021                          (car entity) (elmo-folder-name-internal folder)
2022                          (elmo-msgdb-overview-entity-get-number entity)))
2023                     (setq curp (cdr curp))
2024                     (when (> num elmo-display-progress-threshold)
2025                       (setq i (+ i 1))
2026                       (if (or (zerop (% i 5)) (= i num))
2027                           (elmo-display-progress
2028                            'wl-summary-sync-update
2029                            (if (eq wl-summary-buffer-view 'thread)
2030                                "Making thread..."
2031                              "Inserting message...")
2032                            (/ (* i 100) num)))))
2033                   (when wl-summary-delayed-update
2034                     (while wl-summary-delayed-update
2035                       (message "Parent (%d) of message %d is no entity"
2036                                (caar wl-summary-delayed-update)
2037                                (elmo-msgdb-overview-entity-get-number
2038                                 (cdar wl-summary-delayed-update)))
2039                       (when (setq update-thread
2040                                   (wl-summary-insert-message
2041                                    (cdar wl-summary-delayed-update)
2042                                    (elmo-folder-msgdb folder)
2043                                    (not sync-all) t))
2044                         (wl-append update-top-list update-thread))
2045                       (setq wl-summary-delayed-update
2046                             (cdr wl-summary-delayed-update))))
2047                   (when (and (eq wl-summary-buffer-view 'thread)
2048                              update-top-list)
2049                     (wl-thread-update-indent-string-thread
2050                      (elmo-uniq-list update-top-list)))
2051                   (message (if (eq wl-summary-buffer-view 'thread)
2052                                "Making thread...done"
2053                              "Inserting message...done")))
2054                 (wl-summary-set-message-modified)
2055                 (wl-summary-set-mark-modified)
2056                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
2057                   (elmo-kill-buffer wl-summary-search-buf-name)
2058                   (message "Inserting message...")
2059                   (wl-thread-insert-top)
2060                   (message "Inserting message...done"))
2061                 (if elmo-use-database
2062                     (elmo-database-close))
2063                 (run-hooks 'wl-summary-sync-updated-hook)
2064                 (setq mes
2065                       (if (and (eq (length delete-list) 0)
2066                                (eq num 0))
2067                           (format
2068                            "No updates for \"%s\"" (elmo-folder-name-internal
2069                                                     folder))
2070                         (format "Updated (-%d/+%d) message(s)"
2071                                 (length delete-list) num))))
2072             (setq mes "Quit updating.")))
2073       ;; synchronize marks.
2074       (if (and crossed wl-summary-auto-sync-marks)
2075           (wl-summary-sync-marks))
2076       ;; scoring
2077       (when wl-use-scoring
2078         (setq wl-summary-scored nil)
2079         (wl-summary-score-headers nil (wl-summary-buffer-msgdb)
2080                                   (and sync-all
2081                                        (wl-summary-rescore-msgs number-alist))
2082                                   sync-all)
2083         (when (and wl-summary-scored
2084                    (setq expunged (wl-summary-score-update-all-lines)))
2085           (setq mes (concat mes
2086                             (format " (%d expunged)"
2087                                     (length expunged))))))
2088       (if (and crossed (> crossed 0))
2089           (setq mes
2090                 (if mes
2091                     (concat mes
2092                             (format " (%d crosspost)" crossed))
2093                   (format "%d crosspost message(s)" crossed)))
2094         (and mes (setq mes (concat mes "."))))
2095       ;; Update Folder mode
2096       (wl-folder-set-folder-updated
2097        (elmo-folder-name-internal folder)
2098        (list 0
2099              (let ((lst (wl-summary-count-unread)))
2100                (+ (car lst) (nth 1 lst)))
2101              (elmo-folder-messages folder)))
2102       (wl-summary-update-modeline)
2103       ;;
2104       (unless unset-cursor
2105         (goto-char (point-min))
2106         (if (not (wl-summary-cursor-down t))
2107             (progn
2108               (goto-char (point-max))
2109               (forward-line -1))
2110           (if (and wl-summary-highlight
2111                    (not (get-text-property (point) 'face)))
2112               (save-excursion
2113                 (forward-line (- 0
2114                                  (or
2115                                   wl-summary-partial-highlight-above-lines
2116                                   wl-summary-highlight-partial-threshold)))
2117                 (wl-highlight-summary (point) (point-max))))))
2118       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2119       (wl-delete-all-overlays)
2120       (set-buffer-modified-p nil)
2121       (if mes (message "%s" mes)))))
2122
2123 (defun wl-summary-set-score-mark (mark)
2124   (save-excursion
2125     (beginning-of-line)
2126     (let ((inhibit-read-only t)
2127           (buffer-read-only nil)
2128           msg-num
2129           cur-mark)
2130       (setq msg-num (wl-summary-message-number))
2131       (setq cur-mark (wl-summary-temp-mark))
2132       (when (member cur-mark (list " "
2133                                    wl-summary-score-below-mark
2134                                    wl-summary-score-over-mark))
2135         (delete-backward-char 1)
2136         (insert mark)
2137         (if wl-summary-highlight
2138             (wl-highlight-summary-current-line nil nil t))
2139         (set-buffer-modified-p nil)))))
2140
2141 (defun wl-summary-get-score-mark (msg-num)
2142   (let ((score (cdr (assq msg-num wl-summary-scored))))
2143     (if score
2144         (cond ((< score wl-summary-default-score)
2145                "-")
2146               ((> score wl-summary-default-score)
2147                "+")))))
2148
2149 (defun wl-summary-update-modeline ()
2150   (setq wl-summary-buffer-mode-line
2151         (funcall wl-summary-buffer-mode-line-formatter)))
2152
2153 (defun wl-summary-jump-to-msg (&optional number)
2154   (interactive)
2155   (let ((num (or number
2156                  (string-to-int
2157                   (read-from-minibuffer "Jump to Message(No.): ")))))
2158     (setq num (int-to-string num))
2159     (beginning-of-line)
2160     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
2161                  (progn (backward-char 1) t))
2162             (re-search-backward (concat "\r" num "[^0-9]") nil t))
2163         (progn (beginning-of-line) t)
2164       nil)))
2165
2166 (defun wl-summary-highlight-msgs (msgs)
2167   (save-excursion
2168     (let ((len (length msgs))
2169           i)
2170       (message "Hilighting...")
2171       (setq i 0)
2172       (while msgs
2173         (if (wl-summary-jump-to-msg (car msgs))
2174             (wl-highlight-summary-current-line))
2175         (setq msgs (cdr msgs))
2176         (when (> len elmo-display-progress-threshold)
2177           (setq i (+ i 1))
2178           (if (or (zerop (% i 5)) (= i len))
2179               (elmo-display-progress
2180                'wl-summary-highlight-msgs "Highlighting..."
2181                (/ (* i 100) len)))))
2182       (message "Highlighting...done"))))
2183
2184 (defun wl-summary-message-number ()
2185   (save-excursion
2186     (beginning-of-line)
2187     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
2188             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
2189         (string-to-int (wl-match-buffer 1))
2190       nil)))
2191
2192 (defun wl-summary-delete-all-msgs ()
2193   (interactive)
2194   (let ((cur-buf (current-buffer))
2195         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
2196     (set-buffer cur-buf)
2197     (if (null dels)
2198         (message "No message to delete.")
2199       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
2200                             (wl-summary-buffer-folder-name)
2201                             (length dels)))
2202           (progn
2203             (message "Deleting...")
2204             (elmo-folder-delete-messages
2205              wl-summary-buffer-elmo-folder dels)
2206             (elmo-msgdb-delete-msgs (wl-summary-buffer-msgdb)
2207                                     dels)
2208 ;;;         (elmo-msgdb-save (wl-summary-buffer-folder-name) nil)
2209             (wl-summary-set-message-modified)
2210             (wl-summary-set-mark-modified)
2211             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
2212                                           (list 0 0 0))
2213 ;;; for thread.
2214 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
2215             (setq wl-summary-buffer-unread-count 0)
2216             (setq wl-summary-buffer-new-count    0)
2217             (wl-summary-update-modeline)
2218             (set-buffer cur-buf)
2219             (let ((inhibit-read-only t)
2220                   (buffer-read-only nil))
2221               (erase-buffer))
2222 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
2223             (message "Deleting...done")
2224             t)
2225         nil))))
2226
2227 (defun wl-summary-toggle-thread (&optional arg)
2228   "Toggle thread status (T)hread and (S)equential.
2229 If ARG, without confirm."
2230   (interactive "P")
2231   (when (or arg
2232             (y-or-n-p (format "Toggle threading? (y=%s): "
2233                               (if (eq wl-summary-buffer-view 'thread)
2234                                   "\"off\"" "\"on\""))))
2235     (if (eq wl-summary-buffer-view 'thread)
2236         (setq wl-summary-buffer-view 'sequence)
2237       (setq wl-summary-buffer-view 'thread))
2238     (wl-summary-update-modeline)
2239     (force-mode-line-update)
2240     (wl-summary-rescan)))
2241
2242 (defun wl-summary-load-file-object (filename)
2243   "Load lisp object from dir."
2244   (save-excursion
2245     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
2246           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
2247           insert-file-contents-post-hook
2248           ret-val)
2249       (if (not (file-readable-p filename))
2250           ()
2251         (set-buffer tmp-buffer)
2252         (as-binary-input-file (insert-file-contents filename))
2253         (setq ret-val
2254               (condition-case nil
2255                   (read (current-buffer))
2256                 (error (error "Reading failed")))))
2257       (kill-buffer tmp-buffer)
2258       ret-val)))
2259
2260 (defun wl-summary-goto-folder (&optional arg)
2261   (interactive "P")
2262   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2263
2264 (defun wl-summary-goto-folder-sticky ()
2265   (interactive)
2266   (wl-summary-goto-folder-subr nil nil nil t t))
2267
2268 (defun wl-summary-goto-last-visited-folder ()
2269   (interactive)
2270   (let ((entity
2271          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2272                                           wl-folder-entity
2273                                           'folder)))
2274     (if entity (wl-folder-set-current-entity-id
2275                 (wl-folder-get-entity-id entity))))
2276   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2277
2278 (defun wl-summary-sticky-p (&optional folder)
2279   (if folder
2280       (get-buffer (wl-summary-sticky-buffer-name
2281                    (elmo-folder-name-internal folder)))
2282     (not (string= wl-summary-buffer-name (buffer-name)))))
2283
2284 (defun wl-summary-always-sticky-folder-p (folder)
2285   (or (eq t wl-summary-always-sticky-folder-list)
2286       (wl-string-match-member
2287        (elmo-folder-name-internal folder)
2288        wl-summary-always-sticky-folder-list)))
2289
2290 (defun wl-summary-stick (&optional force)
2291   "Make current summary buffer sticky."
2292   (interactive "P")
2293   (if (wl-summary-sticky-p)
2294       (message "Current summary buffer is already sticky.")
2295     (when (or force (y-or-n-p "Stick current summary buffer? "))
2296       (wl-summary-toggle-disp-msg 'off)
2297       (wl-summary-switch-to-clone-buffer
2298        (wl-summary-sticky-buffer-name
2299         (wl-summary-buffer-folder-name)))
2300 ;;; ???hang up
2301 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2302 ;;;                   (wl-summary-buffer-folder-name))))
2303       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2304
2305 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2306   (let ((cur-buf (current-buffer))
2307         (msg (wl-summary-message-number))
2308         (buf (get-buffer-create buffer-name))
2309         (folder wl-summary-buffer-elmo-folder)
2310         (copy-variables
2311          (append '(wl-summary-buffer-view
2312                    wl-summary-buffer-refile-list
2313                    wl-summary-buffer-delete-list
2314                    wl-summary-buffer-copy-list
2315                    wl-summary-buffer-target-mark-list
2316                    wl-summary-buffer-elmo-folder
2317                    wl-summary-buffer-number-column
2318                    wl-summary-buffer-temp-mark-column
2319                    wl-summary-buffer-persistent-mark-column
2320                    wl-summary-buffer-message-modified
2321                    wl-summary-buffer-mark-modified
2322                    wl-summary-buffer-thread-modified
2323                    wl-summary-buffer-number-list
2324                    wl-summary-buffer-msgdb
2325                    wl-summary-buffer-folder-name
2326                    wl-summary-buffer-line-formatter)
2327                  (and (eq wl-summary-buffer-view 'thread)
2328                       '(wl-thread-entity-hashtb
2329                         wl-thread-entities
2330                         wl-thread-entity-list))
2331                  (and wl-use-scoring
2332                       '(wl-summary-scored
2333                         wl-summary-default-score
2334                         wl-summary-important-above
2335                         wl-summary-target-above
2336                         wl-summary-mark-below
2337                         wl-summary-expunge-below))
2338                  (and (featurep 'wl-score)
2339                       '(wl-current-score-file
2340                         wl-score-alist)))))
2341     (set-buffer buf)
2342     (wl-summary-mode)
2343     (wl-summary-buffer-set-folder folder)
2344     (let ((buffer-read-only nil))
2345       (insert-buffer cur-buf))
2346     (set-buffer-modified-p nil)
2347     (while copy-variables
2348       (set (car copy-variables)
2349            (save-excursion
2350              (set-buffer cur-buf)
2351              (symbol-value (car copy-variables))))
2352       (setq copy-variables (cdr copy-variables)))
2353     (switch-to-buffer buf)
2354     (kill-buffer cur-buf)
2355     (wl-summary-count-unread)
2356     (wl-summary-update-modeline)
2357     (if msg
2358         (if (eq wl-summary-buffer-view 'thread)
2359             (wl-thread-jump-to-msg msg)
2360           (wl-summary-jump-to-msg msg))
2361       (goto-char (point-max))
2362       (beginning-of-line))))
2363
2364 (defun wl-summary-get-buffer (folder)
2365   (or (and folder
2366            (get-buffer (wl-summary-sticky-buffer-name folder)))
2367       (get-buffer wl-summary-buffer-name)))
2368
2369 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2370   (if force-sticky
2371       (get-buffer-create
2372        (wl-summary-sticky-buffer-name name))
2373     (or (get-buffer (wl-summary-sticky-buffer-name name))
2374         (get-buffer-create wl-summary-buffer-name))))
2375
2376 (defun wl-summary-make-number-list ()
2377   (save-excursion
2378     (goto-char (point-min))
2379     (while (not (eobp))
2380       (setq wl-summary-buffer-number-list
2381             (cons (wl-summary-message-number)
2382                   wl-summary-buffer-number-list))
2383       (forward-line 1))
2384     (setq wl-summary-buffer-number-list
2385           (nreverse wl-summary-buffer-number-list))))
2386
2387 (defun wl-summary-auto-select-msg-p (unread-msg)
2388   (and unread-msg
2389        (not (string=
2390              (elmo-msgdb-get-mark
2391               (wl-summary-buffer-msgdb)
2392               unread-msg)
2393              elmo-msgdb-important-mark))))
2394
2395 (defsubst wl-summary-open-folder (folder)
2396   ;; Select folder
2397   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2398     (unwind-protect
2399         (elmo-folder-open folder 'load-msgdb)
2400       ;; For compatibility
2401       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2402       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2403                                            folder)))))
2404
2405 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2406                                               sticky interactive scoring
2407                                               force-exit)
2408   "Display target folder on summary."
2409   (interactive)
2410   (let* ((keep-cursor (memq this-command
2411                             wl-summary-keep-cursor-command))
2412          (name (or name (wl-summary-read-folder wl-default-folder)))
2413          (cur-fld wl-summary-buffer-elmo-folder)
2414          folder buf mes hilit reuse-buf
2415          retval entity)
2416     (if (string= name "")
2417         (setq name wl-default-folder))
2418     (setq folder (wl-folder-get-elmo-folder name))
2419     (when (and (not (string=
2420                      (and cur-fld (elmo-folder-name-internal cur-fld))
2421                      (elmo-folder-name-internal folder))) ; folder is moved.
2422                (eq major-mode 'wl-summary-mode)) ; called in summary.
2423       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2424       (run-hooks 'wl-summary-exit-pre-hook)
2425       (if (or force-exit (not (wl-summary-sticky-p)))
2426           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2427       (wl-summary-save-view)
2428       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2429       (if (and (wl-summary-sticky-p) force-exit)
2430           (kill-buffer (current-buffer))))
2431     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2432                                             sticky))
2433     (setq reuse-buf
2434           (save-excursion
2435             (set-buffer buf)
2436             (string= (elmo-folder-name-internal folder)
2437                      (wl-summary-buffer-folder-name))))
2438     (unwind-protect
2439         (if reuse-buf
2440             (if interactive
2441                 (switch-to-buffer buf)
2442               (set-buffer buf))
2443           (if other-window
2444               (delete-other-windows))
2445           (set-buffer buf)
2446           (unless (eq major-mode 'wl-summary-mode)
2447             (wl-summary-mode))
2448           (wl-summary-buffer-set-folder folder)
2449           (setq wl-summary-buffer-disp-msg nil)
2450           (setq wl-summary-buffer-last-displayed-msg nil)
2451           (setq wl-summary-buffer-current-msg nil)
2452           (let ((case-fold-search nil)
2453                 (inhibit-read-only t)
2454                 (buffer-read-only nil))
2455             (erase-buffer)
2456             ;; Resume summary view
2457             (if wl-summary-cache-use
2458                 (let* ((dir (elmo-folder-msgdb-path folder))
2459                        (cache (expand-file-name wl-summary-cache-file dir))
2460                        (view (expand-file-name wl-summary-view-file dir)))
2461                   (when (file-exists-p cache)
2462                     (insert-file-contents-as-binary cache)
2463                     (elmo-set-buffer-multibyte
2464                      default-enable-multibyte-characters)
2465                     (decode-mime-charset-region
2466                      (point-min)(point-max)
2467                      wl-summary-buffer-mime-charset 'LF))
2468                   (if (file-exists-p view)
2469                       (setq wl-summary-buffer-view
2470                             (wl-summary-load-file-object view))
2471                     (setq wl-summary-buffer-view
2472                           (or (wl-get-assoc-list-value
2473                                wl-summary-default-view-alist
2474                                (elmo-folder-name-internal folder))
2475                               wl-summary-default-view)))
2476                   (wl-thread-resume-entity folder)
2477                   (wl-summary-open-folder folder))
2478               (setq wl-summary-buffer-view
2479                     (wl-summary-load-file-object
2480                      (expand-file-name wl-summary-view-file
2481                                        (elmo-folder-msgdb-path folder))))
2482               (wl-summary-open-folder folder)
2483               (wl-summary-rescan))
2484             (wl-summary-count-unread)
2485             (wl-summary-update-modeline)))
2486       (unless (eq wl-summary-buffer-view 'thread)
2487         (wl-summary-make-number-list))
2488       (when (and wl-summary-cache-use
2489                  (or (and wl-summary-check-line-format
2490                           (wl-summary-line-format-changed-p))
2491                      (wl-summary-view-old-p)))
2492         (wl-summary-rescan))
2493       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2494       (unless (and reuse-buf keep-cursor)
2495         ;(setq hilit wl-summary-highlight)
2496         (unwind-protect
2497             (let ((wl-summary-highlight (if reuse-buf wl-summary-highlight))
2498                   (wl-use-scoring
2499                    (if (or scoring interactive) wl-use-scoring)))
2500               (if (and (not scan-type)
2501                        interactive
2502                        (not wl-ask-range))
2503                   (setq scan-type (wl-summary-get-sync-range folder)))
2504               (cond
2505                ((eq scan-type nil)
2506                 (wl-summary-sync 'unset-cursor))
2507                ((eq scan-type 'all)
2508                 (wl-summary-sync 'unset-cursor "all"))
2509                ((eq scan-type 'no-sync))
2510                ((or (eq scan-type 'force-update)
2511                     (eq scan-type 'update))
2512                 (setq mes (wl-summary-sync-force-update
2513                            'unset-cursor 'no-check)))))
2514           (if interactive
2515               (switch-to-buffer buf)
2516             (set-buffer buf))
2517           ;; stick always-sticky-folder
2518           (when (wl-summary-always-sticky-folder-p folder)
2519             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2520           (run-hooks 'wl-summary-prepared-pre-hook)
2521           (set-buffer-modified-p nil)
2522           (goto-char (point-min))
2523           (if (wl-summary-cursor-down t)
2524               (let ((unreadp (wl-summary-next-message
2525                               (wl-summary-message-number)
2526                               'down t)))
2527                 (cond ((and wl-auto-select-first
2528                             (wl-summary-auto-select-msg-p unreadp))
2529                        ;; wl-auto-select-first is non-nil and
2530                        ;; unreadp is non-nil but not important
2531                        (setq retval 'disp-msg))
2532                       ((and wl-auto-prefetch-first
2533                             (wl-summary-auto-select-msg-p unreadp))
2534                        ;; wl-auto-select-first is non-nil and
2535                        ;; unreadp is non-nil but not important
2536                        (setq retval 'prefetch-msg))
2537                       ((not (wl-summary-auto-select-msg-p unreadp))
2538                        ;; unreadp is nil or important
2539                        (setq retval 'more-next))))
2540             (goto-char (point-max))
2541             (if (elmo-folder-plugged-p folder)
2542                 (forward-line -1)
2543               (wl-summary-prev))
2544             (setq retval 'more-next))
2545           ;(setq wl-summary-highlight hilit)
2546           (if (and wl-summary-highlight
2547                    (not wl-summary-lazy-highlight)
2548                    (not reuse-buf))
2549               (if (and wl-summary-highlight-partial-threshold
2550                        (> (count-lines (point-min) (point-max))
2551                           wl-summary-highlight-partial-threshold))
2552                   (save-excursion
2553                     (forward-line (-
2554                                    0
2555                                    (or
2556                                     wl-summary-partial-highlight-above-lines
2557                                     wl-summary-highlight-partial-threshold)))
2558                     (wl-highlight-summary (point) (point-max)))
2559                 (wl-highlight-summary (point-min) (point-max))))
2560           (if (eq retval 'disp-msg)
2561               (wl-summary-redisplay))
2562           (if (eq retval 'prefetch-msg)
2563               (wl-message-buffer-prefetch
2564                folder
2565                (wl-summary-message-number)
2566                wl-message-buffer-prefetch-depth
2567                (current-buffer)
2568                wl-summary-buffer-mime-charset))
2569           (if mes (message "%s" mes))
2570           (if (and interactive wl-summary-recenter)
2571               (recenter (/ (- (window-height) 2) 2))))))
2572     ;; set current entity-id
2573     (if (and (not folder)
2574              (setq entity
2575                    (wl-folder-search-entity-by-name (elmo-folder-name-internal
2576                                                      folder)
2577                                                     wl-folder-entity
2578                                                     'folder)))
2579         ;; entity-id is unknown.
2580         (wl-folder-set-current-entity-id
2581          (wl-folder-get-entity-id entity)))
2582     (when (and wl-summary-lazy-highlight
2583                wl-on-xemacs)
2584       (sit-for 0))
2585     (unwind-protect
2586         (run-hooks 'wl-summary-prepared-hook)
2587       (set-buffer-modified-p nil))
2588     retval))
2589
2590 (defun wl-summary-goto-previous-message-beginning ()
2591   (end-of-line)
2592   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2593   (beginning-of-line))
2594
2595 (defun wl-summary-goto-top-of-current-thread ()
2596   (wl-summary-jump-to-msg
2597    (wl-thread-entity-get-number
2598     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2599                                       (wl-summary-message-number))))))
2600
2601 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2602   (interactive)
2603   (let ((depth (or depth
2604                    (wl-thread-get-depth-of-current-line))))
2605     (forward-line 1)
2606     (while (and (not (eobp))
2607                 (>= (wl-thread-get-depth-of-current-line)
2608                     depth))
2609       (forward-line 1))
2610     (beginning-of-line)))
2611
2612 (defun wl-summary-insert-line (line)
2613   "Insert LINE in the Summary."
2614   (if wl-use-highlight-mouse-line
2615       ;; remove 'mouse-face of current line.
2616       (put-text-property
2617        (save-excursion (beginning-of-line)(point))
2618        (save-excursion (end-of-line)(point))
2619        'mouse-face nil))
2620   (insert line "\n")
2621   (if wl-use-highlight-mouse-line
2622       ;; remove 'mouse-face of current line.
2623       (put-text-property
2624        (save-excursion (beginning-of-line)(point))
2625        (save-excursion (end-of-line)(point))
2626        'mouse-face nil))
2627   (ignore-errors
2628     (run-hooks 'wl-summary-line-inserted-hook)))
2629
2630 (defun wl-summary-insert-sequential (entity msgdb &rest args)
2631   (let ((inhibit-read-only t)
2632         buffer-read-only)
2633     (goto-char (point-max))
2634     (wl-summary-insert-line
2635      (wl-summary-create-line entity nil nil
2636                              (elmo-msgdb-get-mark
2637                               msgdb
2638                               (elmo-msgdb-overview-entity-get-number
2639                                entity))))
2640     (setq wl-summary-buffer-number-list
2641           (wl-append wl-summary-buffer-number-list
2642                      (list (elmo-msgdb-overview-entity-get-number entity))))
2643     nil))
2644
2645 (defun wl-summary-default-subject-filter (subject)
2646   (let ((case-fold-search t))
2647     (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2648     (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2649     (elmo-replace-in-string subject "^\\[.*\\]" "")))
2650
2651 (defun wl-summary-subject-equal (subject1 subject2)
2652   (string= (funcall wl-summary-subject-filter-function subject1)
2653            (funcall wl-summary-subject-filter-function subject2)))
2654
2655 (defmacro wl-summary-put-alike (alike)
2656   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2657                         (, alike)
2658                         wl-summary-alike-hashtb)))
2659
2660 (defmacro wl-summary-get-alike ()
2661   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2662                         wl-summary-alike-hashtb)))
2663
2664 (defun wl-summary-insert-headers (overview func mime-decode)
2665   (message "Creating subject cache...")
2666   (let (ov this last alike)
2667     (buffer-disable-undo (current-buffer))
2668     (make-local-variable 'wl-summary-alike-hashtb)
2669     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length overview) 2)))
2670     (when mime-decode
2671       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2672     (while (setq ov (pop overview))
2673       (setq this (funcall func ov))
2674       (and this (setq this (std11-unfold-string this)))
2675       (if (equal last this)
2676           (wl-append alike (list ov))
2677         (when last
2678           (wl-summary-put-alike alike)
2679           (insert last ?\n))
2680         (setq alike (list ov)
2681               last this)))
2682     (when last
2683       (wl-summary-put-alike alike)
2684       (insert last ?\n))
2685     (when mime-decode
2686       (decode-mime-charset-region (point-min) (point-max)
2687                                   elmo-mime-charset)
2688       (when (eq mime-decode 'mime)
2689         (eword-decode-region (point-min) (point-max))))
2690     (message "Creating subject cache...done")
2691     (run-hooks 'wl-summary-insert-headers-hook)))
2692
2693 (defun wl-summary-search-by-subject (entity overview)
2694   (let ((summary-buf (current-buffer))
2695         (buf (get-buffer-create wl-summary-search-buf-name))
2696         (folder-name (wl-summary-buffer-folder-name))
2697         match founds found-entity)
2698     (with-current-buffer buf
2699       (let ((case-fold-search t))
2700         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2701                   (zerop (buffer-size)))
2702           (setq wl-summary-search-buf-folder-name folder-name)
2703           (wl-summary-insert-headers
2704            overview
2705            (function
2706             (lambda (x)
2707               (funcall wl-summary-subject-filter-function
2708                (elmo-msgdb-overview-entity-get-subject-no-decode x))))
2709            t))
2710         (setq match (funcall wl-summary-subject-filter-function
2711                              (elmo-msgdb-overview-entity-get-subject entity)))
2712         (if (string= match "")
2713             (setq match "\n"))
2714         (goto-char (point-min))
2715         (while (and (not founds)
2716                     (not (= (point) (point-max)))
2717                     (search-forward match nil t))
2718           ;; check exactly match
2719           (when (and (eolp)
2720                      (= (point-at-bol)
2721                         (match-beginning 0)))
2722             (setq found-entity (wl-summary-get-alike))
2723             (if (and found-entity
2724                      ;; Is founded entity myself or children?
2725                      (not (string=
2726                            (elmo-msgdb-overview-entity-get-id entity)
2727                            (elmo-msgdb-overview-entity-get-id
2728                             (car found-entity))))
2729                      (with-current-buffer summary-buf
2730                        (not (wl-thread-descendant-p
2731                              (elmo-msgdb-overview-entity-get-number entity)
2732                              (elmo-msgdb-overview-entity-get-number
2733                               (car found-entity))))))
2734                 ;; return matching entity
2735                 (setq founds found-entity))))
2736         (if founds
2737             (car founds))))))
2738
2739 (defun wl-summary-insert-thread-entity (entity msgdb update
2740                                                &optional force-insert)
2741   (let* ((overview (elmo-msgdb-get-overview msgdb))
2742          this-id
2743          parent-entity
2744          parent-number
2745          (case-fold-search t)
2746          cur number overview2 cur-entity linked retval delayed-entity
2747          update-list entity-stack)
2748     (while entity
2749       (setq this-id (elmo-msgdb-overview-entity-get-id entity)
2750             parent-entity
2751             (elmo-msgdb-get-parent-entity entity msgdb)
2752             parent-number (elmo-msgdb-overview-entity-get-number
2753                            parent-entity))
2754       (setq number (elmo-msgdb-overview-entity-get-number entity))
2755       ;; If thread loop detected, set parent as nil.
2756       (setq cur entity)
2757       (while cur
2758         (if (eq number (elmo-msgdb-overview-entity-get-number
2759                         (setq cur
2760                               (elmo-msgdb-get-parent-entity cur msgdb))))
2761             (setq parent-number nil
2762                   cur nil)))
2763       (if (and parent-number
2764                (not (wl-thread-get-entity parent-number))
2765                (not force-insert))
2766           ;; parent exists in overview, but not in wl-thread-entities
2767           (progn
2768             (wl-append wl-summary-delayed-update
2769                        (list (cons parent-number entity)))
2770             (setq entity nil)) ;; exit loop
2771         ;; Search parent by subject.
2772         (when (and (null parent-number)
2773                    wl-summary-search-parent-by-subject-regexp
2774                    (string-match
2775                     wl-summary-search-parent-by-subject-regexp
2776                     (elmo-msgdb-overview-entity-get-subject entity)))
2777           (let ((found (wl-summary-search-by-subject entity overview)))
2778             (when (and found
2779                        (not (member found wl-summary-delayed-update)))
2780               (setq parent-entity found)
2781               (setq parent-number
2782                     (elmo-msgdb-overview-entity-get-number parent-entity))
2783               (setq linked t))))
2784         ;; If subject is change, divide thread.
2785         (if (and parent-number
2786                  wl-summary-divide-thread-when-subject-changed
2787                  (not (wl-summary-subject-equal
2788                        (or (elmo-msgdb-overview-entity-get-subject
2789                             entity) "")
2790                        (or (elmo-msgdb-overview-entity-get-subject
2791                             parent-entity) ""))))
2792             (setq parent-number nil))
2793         (setq retval
2794               (wl-thread-insert-message entity
2795                                         number parent-number update linked))
2796         (and retval
2797              (wl-append update-list (list retval)))
2798         (setq entity nil) ; exit loop
2799         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2800           (setq wl-summary-delayed-update
2801                 (delq delayed-entity wl-summary-delayed-update))
2802           ;; update delayed message
2803           (wl-append entity-stack (list (cdr delayed-entity)))))
2804       (if (and (not entity)
2805                entity-stack)
2806           (setq entity (pop entity-stack))))
2807     update-list))
2808
2809 (defun wl-summary-update-thread (entity
2810                                  thr-entity
2811                                  parent-entity)
2812   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2813          (overview-entity entity)
2814          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2815          (number (elmo-msgdb-overview-entity-get-number entity))
2816          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity)))
2817     (cond
2818      ((or (not parent-id)
2819           (string= this-id parent-id))
2820       (goto-char (point-max))
2821       (beginning-of-line))
2822      ;; parent already exists in buffer.
2823      ((wl-summary-jump-to-msg parent-number)
2824       (wl-thread-goto-bottom-of-sub-thread)))
2825     (let ((inhibit-read-only t)
2826           (buffer-read-only nil))
2827       (wl-summary-insert-line
2828        (wl-summary-create-line
2829         entity
2830         parent-entity
2831         nil
2832         (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) number)
2833         (wl-thread-maybe-get-children-num number)
2834         (wl-thread-make-indent-string thr-entity)
2835         (wl-thread-entity-get-linked thr-entity))))))
2836
2837 (defun wl-summary-mark-as-unread (&optional number
2838                                             no-server-update
2839                                             no-modeline-update)
2840   (interactive)
2841   (save-excursion
2842     (let* (eol
2843           (inhibit-read-only t)
2844           (buffer-read-only nil)
2845           (folder wl-summary-buffer-elmo-folder)
2846           (msgdb (wl-summary-buffer-msgdb))
2847 ;;;       (number-alist (elmo-msgdb-get-number-alist msgdb))
2848           new-mark visible mark cur-mark entity)
2849       (if number
2850           (progn
2851             (setq visible (wl-summary-jump-to-msg number))
2852             (unless (setq mark (elmo-msgdb-get-mark msgdb number))
2853               (setq mark " ")))
2854         ;; interactive
2855         (setq visible t))
2856       (when visible
2857         (if (null (wl-summary-message-number))
2858             (message "No message.")
2859           (end-of-line)
2860           (setq eol (point))
2861           (wl-summary-goto-previous-message-beginning)))
2862       (if (or (and (not visible)
2863                    ;; already exists in msgdb.
2864                    (elmo-msgdb-overview-get-entity number msgdb))
2865               (progn
2866                 ;; visible.
2867                 (setq cur-mark (wl-summary-persistent-mark))
2868                 (or (string= cur-mark " ")
2869                     (string= cur-mark elmo-msgdb-read-uncached-mark))))
2870           (progn
2871             (setq number (or number (wl-summary-message-number)))
2872             (setq mark (or mark cur-mark))
2873             (save-match-data
2874               (setq new-mark (if (string= mark
2875                                           elmo-msgdb-read-uncached-mark)
2876                                  elmo-msgdb-unread-uncached-mark
2877                                (if (elmo-message-use-cache-p folder number)
2878                                    elmo-msgdb-unread-cached-mark
2879                                  elmo-msgdb-unread-uncached-mark))))
2880             ;; server side mark
2881             (unless no-server-update
2882               (elmo-folder-unmark-read folder (list number)))
2883             (when visible
2884               (delete-backward-char 1)
2885               (insert new-mark))
2886             (elmo-msgdb-set-mark msgdb number new-mark)
2887             (unless no-modeline-update
2888               (setq wl-summary-buffer-unread-count
2889                     (+ 1 wl-summary-buffer-unread-count))
2890               (wl-summary-update-modeline)
2891               (wl-folder-update-unread
2892                (wl-summary-buffer-folder-name)
2893                (+ wl-summary-buffer-unread-count
2894                   wl-summary-buffer-new-count)))
2895             (wl-summary-set-mark-modified)
2896             (if (and visible wl-summary-highlight)
2897                 (wl-highlight-summary-current-line))))))
2898   (set-buffer-modified-p nil))
2899
2900 (defun wl-summary-delete (&optional number)
2901   "Mark a delete mark 'D'.
2902 If optional argument NUMBER is specified, mark message specified by NUMBER."
2903   (interactive)
2904   (let* ((buffer-num (wl-summary-message-number))
2905          (msg-num (or number buffer-num))
2906          mark)
2907     (catch 'done
2908       (when (null msg-num)
2909         (if (interactive-p)
2910             (message "No message."))
2911         (throw 'done nil))
2912       (when (setq mark (wl-summary-get-mark msg-num))
2913         (when (wl-summary-reserve-temp-mark-p mark)
2914           (if (interactive-p)
2915               (error "Already marked as `%s'" mark))
2916           (throw 'done nil))
2917         (wl-summary-unmark msg-num))
2918       (if (or (interactive-p)
2919               (eq number buffer-num))
2920           (wl-summary-mark-line "D"))
2921       (setq wl-summary-buffer-delete-list
2922             (cons msg-num wl-summary-buffer-delete-list))
2923       (if (interactive-p)
2924           (if (eq wl-summary-move-direction-downward nil)
2925               (wl-summary-prev)
2926             (wl-summary-next)))
2927       msg-num)))
2928
2929 (defun wl-summary-remove-destination ()
2930   (save-excursion
2931     (let ((inhibit-read-only t)
2932           (buffer-read-only nil)
2933           (buf (current-buffer))
2934           sol eol rs re)
2935       (beginning-of-line)
2936       (setq sol (point))
2937       (search-forward "\r")
2938       (forward-char -1)
2939       (setq eol (point))
2940       (setq rs (next-single-property-change sol 'wl-summary-destination
2941                                             buf eol))
2942       (setq re (next-single-property-change rs 'wl-summary-destination
2943                                             buf eol))
2944       (put-text-property rs re 'wl-summary-destination nil)
2945       (put-text-property rs re 'invisible nil)
2946       (goto-char re)
2947       (delete-char (- eol re)))))
2948
2949 (defun wl-summary-check-mark (msg mark)
2950   (let ((check-func (cond ((string= mark "o")
2951                            'wl-summary-msg-marked-as-refiled)
2952                           ((string= mark "O")
2953                            'wl-summary-msg-marked-as-copied)
2954                           ((string= mark "D")
2955                            'wl-summary-msg-marked-as-deleted)
2956                           ((string= mark "*")
2957                            'wl-summary-msg-marked-as-target))))
2958     (if check-func
2959         (funcall check-func msg))))
2960
2961 (defun wl-summary-mark-collect (mark &optional begin end)
2962   (save-excursion
2963     (save-restriction
2964       (let (msglist)
2965         (narrow-to-region (or begin (point-min))
2966                           (or end (point-max)))
2967         (goto-char (point-min))
2968         ;; for thread...
2969         (if (eq wl-summary-buffer-view 'thread)
2970             (progn
2971               (while (not (eobp))
2972                 (let* ((number (wl-summary-message-number))
2973                        (entity (wl-thread-get-entity number))
2974                        result)
2975                   ;; opened...only myself is checked.
2976                   (if (wl-summary-check-mark number mark)
2977                       (wl-append msglist (list number)))
2978                   (unless (wl-thread-entity-get-opened entity)
2979                     ;; closed...children is also checked.
2980                     (if (setq result (wl-thread-get-children-msgs-with-mark
2981                                       number
2982                                       mark))
2983                         (wl-append msglist result)))
2984                   (forward-line 1)))
2985               (elmo-uniq-list msglist))
2986           (while (not (eobp))
2987             (when (string= (wl-summary-temp-mark) mark)
2988               (setq msglist (cons (wl-summary-message-number) msglist)))
2989             (forward-line 1)))))))
2990
2991 (defun wl-summary-exec ()
2992   (interactive)
2993   (wl-summary-exec-subr (mapcar 'car wl-summary-buffer-refile-list)
2994                         (reverse wl-summary-buffer-delete-list)
2995                         (mapcar 'car wl-summary-buffer-copy-list)))
2996
2997 (defun wl-summary-exec-region (beg end)
2998   (interactive "r")
2999   (message "Collecting marks ...")
3000   (save-excursion
3001     (goto-char beg)
3002     (beginning-of-line)
3003     (setq beg (point))
3004     (goto-char (1- end))
3005     (forward-line)
3006     (setq end (point))
3007     (wl-summary-exec-subr (wl-summary-mark-collect "o" beg end)
3008                           (wl-summary-mark-collect "D" beg end)
3009                           (wl-summary-mark-collect "O" beg end))))
3010
3011 (defun wl-summary-exec-subr (moves dels copies)
3012   (if (not (or moves dels copies))
3013       (message "No marks")
3014     (save-excursion
3015       (let ((del-fld (wl-summary-get-delete-folder
3016                       (wl-summary-buffer-folder-name)))
3017             (start (point))
3018             (unread-marks (list elmo-msgdb-unread-cached-mark
3019                                 elmo-msgdb-unread-uncached-mark
3020                                 elmo-msgdb-new-mark))
3021             (refiles (append moves dels))
3022             (refile-failures 0)
3023             (copy-failures 0)
3024             (copy-len (length copies))
3025             refile-len
3026             dst-msgs                    ; loop counter
3027             result)
3028         (message "Executing ...")
3029         (while dels
3030           (when (not (assq (car dels) wl-summary-buffer-refile-list))
3031             (wl-append wl-summary-buffer-refile-list
3032                        (list (cons (car dels) del-fld)))
3033             (setq wl-summary-buffer-delete-list
3034                   (delete (car dels) wl-summary-buffer-delete-list)))
3035           (setq dels (cdr dels)))
3036         ;; begin refile...
3037         (setq refile-len (length refiles))
3038         (setq dst-msgs
3039               (wl-inverse-alist refiles wl-summary-buffer-refile-list))
3040         (goto-char start)               ; avoid moving cursor to
3041                                         ; the bottom line.
3042         (when (> refile-len elmo-display-progress-threshold)
3043           (elmo-progress-set 'elmo-folder-move-messages
3044                              refile-len "Moving messages..."))
3045         (while dst-msgs
3046           (setq result nil)
3047           (condition-case nil
3048               (setq result (elmo-folder-move-messages
3049                             wl-summary-buffer-elmo-folder
3050                             (cdr (car dst-msgs))
3051                             (if (eq 'null (car (car dst-msgs)))
3052                                 'null
3053                               (wl-folder-get-elmo-folder
3054                                (car (car dst-msgs))))
3055                             (wl-summary-buffer-msgdb)
3056                             (not (null (cdr dst-msgs)))
3057                             nil ; no-delete
3058                             nil ; same-number
3059                             t))
3060             (error nil))
3061           (if result                    ; succeeded.
3062               (progn
3063                 ;; update buffer.
3064                 (wl-summary-delete-messages-on-buffer (cdr (car dst-msgs)))
3065                 ;; update refile-alist.
3066                 (setq wl-summary-buffer-refile-list
3067                       (wl-delete-associations (cdr (car dst-msgs))
3068                                               wl-summary-buffer-refile-list)))
3069             (setq refile-failures
3070                   (+ refile-failures (length (cdr (car dst-msgs))))))
3071           (setq dst-msgs (cdr dst-msgs)))
3072         (elmo-progress-clear 'elmo-folder-move-messages)
3073         ;; end refile
3074         ;; begin cOpy...
3075         (setq dst-msgs (wl-inverse-alist copies wl-summary-buffer-copy-list))
3076         (when (> copy-len elmo-display-progress-threshold)
3077           (elmo-progress-set 'elmo-folder-move-messages
3078                              copy-len "Copying messages..."))
3079         (while dst-msgs
3080           (setq result nil)
3081           (condition-case nil
3082               (setq result (elmo-folder-move-messages
3083                             wl-summary-buffer-elmo-folder
3084                             (cdr (car dst-msgs))
3085                             (wl-folder-get-elmo-folder
3086                              (car (car dst-msgs)))
3087                             (wl-summary-buffer-msgdb)
3088                             (not (null (cdr dst-msgs)))
3089                             t ; t is no-delete (copy)
3090                             nil ; same number
3091                             t))
3092             (error nil))
3093           (if result                    ; succeeded.
3094               (progn
3095                 ;; update buffer.
3096                 (wl-summary-delete-copy-marks-on-buffer (cdr (car dst-msgs)))
3097                 ;; update copy-alist
3098                 (setq wl-summary-buffer-copy-list
3099                       (wl-delete-associations (cdr (car dst-msgs))
3100                                               wl-summary-buffer-copy-list)))
3101             (setq copy-failures
3102                   (+ copy-failures (length (cdr (car dst-msgs))))))
3103           (setq dst-msgs (cdr dst-msgs)))
3104         ;; Hide progress bar.
3105         (elmo-progress-clear 'elmo-folder-move-messages)
3106         ;; end cOpy
3107         (wl-summary-folder-info-update)
3108         (wl-summary-set-message-modified)
3109         (wl-summary-set-mark-modified)
3110         (run-hooks 'wl-summary-exec-hook)
3111         (unless (and wl-message-buffer
3112                      (eq (wl-summary-message-number)
3113                          (with-current-buffer wl-message-buffer
3114                            wl-message-buffer-cur-number)))
3115           (wl-summary-toggle-disp-msg 'off))
3116         (set-buffer-modified-p nil)
3117         (message (concat "Executing ... done"
3118                          (if (> refile-failures 0)
3119                              (format " (%d refiling failed)" refile-failures)
3120                            "")
3121                          (if (> copy-failures 0)
3122                              (format " (%d copying failed)" copy-failures)
3123                            "")
3124                          "."))))))
3125
3126 (defun wl-summary-read-folder (default &optional purpose ignore-error
3127                                 no-create init)
3128   (let ((fld (completing-read
3129               (format "Folder name %s(%s): " (or purpose "")
3130                       default)
3131               (or wl-folder-completion-function
3132                   (if (memq 'read-folder wl-use-folder-petname)
3133                       (wl-folder-get-entity-with-petname)
3134                     wl-folder-entity-hashtb))
3135               nil nil (or init wl-default-spec)
3136               'wl-read-folder-hist)))
3137     (if (or (string= fld wl-default-spec)
3138             (string= fld ""))
3139         (setq fld default))
3140     (setq fld (elmo-string (wl-folder-get-realname fld)))
3141     (if (string-match "\n" fld)
3142         (error "Not supported folder name: %s" fld))
3143     (unless no-create
3144       (if ignore-error
3145           (condition-case nil
3146               (wl-folder-confirm-existence
3147                (wl-folder-get-elmo-folder
3148                 fld))
3149             (error))
3150         (wl-folder-confirm-existence (wl-folder-get-elmo-folder
3151                                       fld))))
3152     fld))
3153
3154 (defun wl-summary-print-destination (msg-num folder)
3155   "Print refile destination on line."
3156   (wl-summary-remove-destination)
3157   (let ((inhibit-read-only t)
3158         (folder (copy-sequence folder))
3159         (buffer-read-only nil)
3160         len rs re c)
3161     (setq len (string-width folder))
3162     (if (< len 1) ()
3163       ;;(end-of-line)
3164       (beginning-of-line)
3165       (search-forward "\r")
3166       (forward-char -1)
3167       (setq re (point))
3168       (setq c 0)
3169       (while (< c len)
3170         (forward-char -1)
3171         (setq c (+ c (char-width (following-char)))))
3172       (and (> c len) (setq folder (concat " " folder)))
3173       (setq rs (point))
3174       (put-text-property rs re 'invisible t)
3175       (put-text-property rs re 'wl-summary-destination t)
3176       (goto-char re)
3177       (wl-highlight-refile-destination-string folder)
3178       (insert folder)
3179       (set-buffer-modified-p nil))))
3180
3181 (defsubst wl-summary-get-mark (number)
3182   "Return a temporal mark of message specified by NUMBER."
3183   (or (and (memq number wl-summary-buffer-delete-list) "D")
3184       (and (assq number wl-summary-buffer-copy-list) "O")
3185       (and (assq number wl-summary-buffer-refile-list) "o")
3186       (and (memq number wl-summary-buffer-target-mark-list) "*")))
3187
3188 (defsubst wl-summary-reserve-temp-mark-p (mark)
3189   "Return t if temporal MARK should be reserved."
3190   (member mark wl-summary-reserve-mark-list))
3191
3192 (defun wl-summary-refile (&optional dst number)
3193   "Put refile mark on current line message.
3194 If optional argument DST is specified, put mark without asking
3195 destination folder.
3196 If optional argument NUMBER is specified, mark message specified by NUMBER.
3197
3198 If folder is read-only, message should be copied.
3199 See `wl-refile-policy-alist' for more details."
3200   (interactive)
3201   (let ((policy (wl-get-assoc-list-value wl-refile-policy-alist
3202                                          (wl-summary-buffer-folder-name))))
3203     (cond ((eq policy 'copy)
3204            (if (interactive-p)
3205                (call-interactively 'wl-summary-copy)
3206              (wl-summary-copy dst number)))
3207           (t
3208            (wl-summary-refile-subr 'refile (interactive-p) dst number)))))
3209
3210 (defun wl-summary-copy (&optional dst number)
3211   "Put copy mark on current line message.
3212 If optional argument DST is specified, put mark without asking
3213 destination folder.
3214 If optional argument NUMBER is specified, mark message specified by NUMBER."
3215   (interactive)
3216   (wl-summary-refile-subr 'copy (interactive-p) dst number))
3217
3218 (defun wl-summary-refile-subr (copy-or-refile interactive &optional dst number)
3219   (let* ((buffer-num (wl-summary-message-number))
3220          (msg-num (or number buffer-num))
3221          (msgid (and msg-num
3222                      (elmo-message-field wl-summary-buffer-elmo-folder
3223                                          msg-num 'message-id)))
3224          (entity (and msg-num
3225                       (elmo-msgdb-overview-get-entity
3226                        msg-num (wl-summary-buffer-msgdb))))
3227          (variable
3228           (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3229          folder mark already tmp-folder)
3230     (catch 'done
3231       (when (null entity)
3232         ;; msgdb is empty?
3233         (if interactive
3234             (message "Cannot refile."))
3235         (throw 'done nil))
3236       (when (null msg-num)
3237         (if interactive
3238             (message "No message."))
3239         (throw 'done nil))
3240       (when (setq mark (wl-summary-get-mark msg-num))
3241         (when (wl-summary-reserve-temp-mark-p mark)
3242           (if interactive
3243               (error "Already marked as `%s'" mark))
3244           (throw 'done nil)))
3245       (setq folder (and msg-num
3246                         (or dst (wl-summary-read-folder
3247                                  (or (wl-refile-guess entity) wl-trash-folder)
3248                                  (format "for %s" copy-or-refile)))))
3249       ;; Cache folder hack by okada@opaopa.org
3250       (if (and (eq (elmo-folder-type-internal
3251                     (wl-folder-get-elmo-folder
3252                      (wl-folder-get-realname folder))) 'cache)
3253                (not (string= folder
3254                              (setq tmp-folder
3255                                    (concat "'cache/"
3256                                            (elmo-cache-get-path-subr
3257                                             (elmo-msgid-to-cache msgid)))))))
3258           (progn
3259             (setq folder tmp-folder)
3260             (message "Force refile to %s." folder)))
3261       (if (string= folder (wl-summary-buffer-folder-name))
3262           (error "Same folder"))
3263       (if (or (not (elmo-folder-writable-p (wl-folder-get-elmo-folder folder)))
3264               (string= folder wl-queue-folder)
3265               (string= folder wl-draft-folder))
3266           (error "Don't %s messages to %s" copy-or-refile folder))
3267       ;; learn for refile.
3268       (if (eq copy-or-refile 'refile)
3269           (wl-refile-learn entity folder))
3270       (wl-summary-unmark msg-num)
3271       (set variable (append
3272                      (symbol-value variable)
3273                      (list (cons msg-num folder))))
3274       (when (or interactive
3275                 (eq number buffer-num))
3276         (wl-summary-mark-line (if (eq copy-or-refile 'refile)
3277                                   "o" "O"))
3278         ;; print refile destination
3279         (wl-summary-print-destination msg-num folder))
3280       (if interactive
3281           (if (eq wl-summary-move-direction-downward nil)
3282               (wl-summary-prev)
3283             (wl-summary-next)))
3284       (run-hooks (intern (format "wl-summary-%s-hook" copy-or-refile)))
3285       (setq wl-summary-buffer-prev-refile-destination folder)
3286       msg-num)))
3287
3288 (defun wl-summary-refile-prev-destination ()
3289   "Refile message to previously refiled destination."
3290   (interactive)
3291   (wl-summary-refile wl-summary-buffer-prev-refile-destination
3292                      (wl-summary-message-number))
3293   (if (eq wl-summary-move-direction-downward nil)
3294       (wl-summary-prev)
3295     (wl-summary-next)))
3296
3297 (defun wl-summary-copy-prev-destination ()
3298   "Refile message to previously refiled destination."
3299   (interactive)
3300   (wl-summary-copy wl-summary-buffer-prev-copy-destination
3301                    (wl-summary-message-number))
3302   (if (eq wl-summary-move-direction-downward nil)
3303       (wl-summary-prev)
3304     (wl-summary-next)))
3305
3306 (defsubst wl-summary-no-auto-refile-message-p (msg)
3307   (member (elmo-msgdb-get-mark (wl-summary-buffer-msgdb) msg)
3308           wl-summary-auto-refile-skip-marks))
3309
3310 (defun wl-summary-auto-refile (&optional open-all)
3311   "Set refile mark automatically according to 'wl-refile-guess-by-rule'."
3312   (interactive "P")
3313   (message "Marking...")
3314   (save-excursion
3315     (if (and (eq wl-summary-buffer-view 'thread)
3316              open-all)
3317         (wl-thread-open-all))
3318     (let* ((spec (wl-summary-buffer-folder-name))
3319            checked-dsts
3320            (count 0)
3321            number dst thr-entity)
3322       (goto-line 1)
3323       (while (not (eobp))
3324         (setq number (wl-summary-message-number))
3325         (dolist (number (cons number
3326                               (and (eq wl-summary-buffer-view 'thread)
3327                                    ;; process invisible children.
3328                                    (not (wl-thread-entity-get-opened
3329                                          (setq thr-entity
3330                                                (wl-thread-get-entity number))))
3331                                    (wl-thread-entity-get-descendant
3332                                     thr-entity))))
3333           (when (and (not (wl-summary-no-auto-refile-message-p
3334                            number))
3335                      (setq dst
3336                            (wl-folder-get-realname
3337                             (wl-refile-guess-by-rule
3338                              (elmo-msgdb-overview-get-entity
3339                               number (wl-summary-buffer-msgdb)))))
3340                      (not (equal dst spec))
3341                      (let ((pair (assoc dst checked-dsts))
3342                            ret)
3343                        (if pair
3344                            (cdr pair)
3345                          (setq ret
3346                                (condition-case nil
3347                                    (progn
3348                                      (wl-folder-confirm-existence
3349                                       (wl-folder-get-elmo-folder dst))
3350                                      t)
3351                                  (error)))
3352                          (setq checked-dsts (cons (cons dst ret) checked-dsts))
3353                          ret)))
3354             (if (wl-summary-refile dst number)
3355                 (incf count))
3356             (message "Marking...%d message(s)." count)))
3357         (forward-line))
3358       (if (eq count 0)
3359           (message "No message was marked.")
3360         (message "Marked %d message(s)." count)))))
3361
3362 (defun wl-summary-unmark (&optional number)
3363   "Unmark marks (temporary, refile, copy, delete)of current line.
3364 If optional argument NUMBER is specified, unmark message specified by NUMBER."
3365   (interactive)
3366   (save-excursion
3367     (beginning-of-line)
3368     (let ((inhibit-read-only t)
3369           (buffer-read-only nil)
3370           visible
3371           msg-num
3372           cur-mark
3373           score-mark)
3374       (if number
3375           (setq visible (wl-summary-jump-to-msg number))
3376         (setq visible t))
3377       ;; Delete mark on buffer.
3378       (when visible
3379         (setq cur-mark (wl-summary-temp-mark))
3380         (if (string= cur-mark " ")
3381             ()
3382           (delete-backward-char 1)
3383           (or number
3384               (setq number (wl-summary-message-number)))
3385           (if (setq score-mark (wl-summary-get-score-mark number))
3386               (insert score-mark)
3387             (insert " ")))
3388         (if (or (string= cur-mark "o")
3389                 (string= cur-mark "O"))
3390             (wl-summary-remove-destination))
3391         (if wl-summary-highlight
3392             (wl-highlight-summary-current-line nil nil score-mark))
3393         (set-buffer-modified-p nil))
3394       ;; Remove from temporal mark structure.
3395       (and number
3396            (wl-summary-delete-mark number)))))
3397
3398 (defun wl-summary-msg-marked-as-target (msg)
3399   (if (memq msg wl-summary-buffer-target-mark-list)
3400       t))
3401
3402 (defun wl-summary-msg-marked-as-copied (msg)
3403   (assq msg wl-summary-buffer-copy-list))
3404
3405 (defun wl-summary-msg-marked-as-deleted (msg)
3406   (if (memq msg wl-summary-buffer-delete-list)
3407       t))
3408
3409 (defun wl-summary-msg-marked-as-refiled (msg)
3410   (assq msg wl-summary-buffer-refile-list))
3411
3412 (defun wl-summary-target-mark (&optional number)
3413   "Put target mark '*' on current message.
3414 If optional argument NUMBER is specified, mark message specified by NUMBER."
3415   (interactive)
3416   (let* ((buffer-num (wl-summary-message-number))
3417          (msg-num (or number buffer-num))
3418          mark)
3419     (catch 'done
3420       (when (null msg-num)
3421         (if (interactive-p)
3422             (message "No message."))
3423         (throw 'done nil))
3424       (when (setq mark (wl-summary-get-mark msg-num))
3425         (when (wl-summary-reserve-temp-mark-p mark)
3426           (if (interactive-p)
3427               (error "Already marked as `%s'" mark))
3428           (throw 'done nil))
3429         (wl-summary-unmark msg-num))
3430       (if (or (interactive-p)
3431               (eq number buffer-num))
3432           (wl-summary-mark-line "*"))
3433       (setq wl-summary-buffer-target-mark-list
3434             (cons msg-num wl-summary-buffer-target-mark-list))
3435       (if (interactive-p)
3436           (if (eq wl-summary-move-direction-downward nil)
3437               (wl-summary-prev)
3438             (wl-summary-next)))
3439       msg-num)))
3440
3441
3442 (defun wl-summary-refile-region (beg end)
3443   "Put refile mark on messages in the region specified by BEG and END."
3444   (interactive "r")
3445   (wl-summary-refile-region-subr "refile" beg end))
3446
3447 (defun wl-summary-copy-region (beg end)
3448   "Put copy mark on messages in the region specified by BEG and END."
3449   (interactive "r")
3450   (wl-summary-refile-region-subr "copy" beg end))
3451
3452 (defun wl-summary-refile-region-subr (copy-or-refile beg end)
3453   (save-excursion
3454     (save-restriction
3455       (goto-char beg)
3456       ;; guess by first msg
3457       (let* ((msgid (cdr (assq (wl-summary-message-number)
3458                                (elmo-msgdb-get-number-alist
3459                                 (wl-summary-buffer-msgdb)))))
3460              (function (intern (format "wl-summary-%s" copy-or-refile)))
3461              (entity (assoc msgid (elmo-msgdb-get-overview
3462                                    (wl-summary-buffer-msgdb))))
3463              folder)
3464         (if entity
3465             (setq folder (wl-summary-read-folder (wl-refile-guess entity)
3466                                                  (format "for %s"
3467                                                          copy-or-refile))))
3468         (narrow-to-region beg end)
3469         (if (eq wl-summary-buffer-view 'thread)
3470             (progn
3471               (while (not (eobp))
3472                 (let* ((number (wl-summary-message-number))
3473                        (entity (wl-thread-get-entity number))
3474                        children)
3475                   (if (wl-thread-entity-get-opened entity)
3476                       ;; opened...refile line.
3477                       (funcall function folder number)
3478                     ;; closed
3479                     (setq children (wl-thread-get-children-msgs number))
3480                     (while children
3481                       (funcall function folder (pop children))))
3482                   (forward-line 1))))
3483           (while (not (eobp))
3484             (funcall function folder (wl-summary-message-number))
3485             (forward-line 1)))))))
3486
3487 (defun wl-summary-unmark-region (beg end)
3488   (interactive "r")
3489   (save-excursion
3490     (save-restriction
3491       (narrow-to-region beg end)
3492       (goto-char (point-min))
3493       (if (eq wl-summary-buffer-view 'thread)
3494           (progn
3495             (while (not (eobp))
3496               (let* ((number (wl-summary-message-number))
3497                      (entity (wl-thread-get-entity number)))
3498                 (if (wl-thread-entity-get-opened entity)
3499                     ;; opened...unmark line.
3500                     (wl-summary-unmark)
3501                   ;; closed
3502                   (wl-summary-delete-marks-on-buffer
3503                    (wl-thread-get-children-msgs number))))
3504               (forward-line 1)))
3505         (while (not (eobp))
3506           (wl-summary-unmark)
3507           (forward-line 1))))))
3508
3509 (defun wl-summary-mark-region-subr (function beg end)
3510   (save-excursion
3511     (save-restriction
3512       (narrow-to-region beg end)
3513       (goto-char (point-min))
3514       (if (eq wl-summary-buffer-view 'thread)
3515           (progn
3516             (while (not (eobp))
3517               (let* ((number (wl-summary-message-number))
3518                      (entity (wl-thread-get-entity number))
3519                      (wl-summary-move-direction-downward t)
3520                      children)
3521                 (if (wl-thread-entity-get-opened entity)
3522                     ;; opened...delete line.
3523                     (funcall function number)
3524                   ;; closed
3525                   (setq children (wl-thread-get-children-msgs number))
3526                   (while children
3527                     (funcall function (pop children))))
3528                 (forward-line 1))))
3529         (while (not (eobp))
3530           (funcall function (wl-summary-message-number))
3531           (forward-line 1))))))
3532
3533 (defun wl-summary-delete-region (beg end)
3534   (interactive "r")
3535   (wl-summary-mark-region-subr 'wl-summary-delete beg end))
3536
3537 (defun wl-summary-target-mark-region (beg end)
3538   (interactive "r")
3539   (wl-summary-mark-region-subr 'wl-summary-target-mark beg end))
3540
3541 (defun wl-summary-target-mark-all ()
3542   (interactive)
3543   (wl-summary-target-mark-region (point-min) (point-max))
3544   (setq wl-summary-buffer-target-mark-list
3545         (mapcar 'car
3546                 (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))))
3547
3548 (defun wl-summary-delete-all-mark (mark)
3549   (goto-char (point-min))
3550   (while (not (eobp))
3551     (when (string= (wl-summary-temp-mark) mark)
3552       (wl-summary-unmark))
3553     (forward-line 1))
3554   (cond ((string= mark "*")
3555          (setq wl-summary-buffer-target-mark-list nil))
3556         ((string= mark "D")
3557          (setq wl-summary-buffer-delete-list nil))
3558         ((string= mark "O")
3559          (setq wl-summary-buffer-copy-list nil))
3560         ((string= mark "o")
3561          (setq wl-summary-buffer-refile-list nil))))
3562
3563 (defun wl-summary-unmark-all ()
3564   "Unmark all according to what you input."
3565   (interactive)
3566   (let ((unmarks (string-to-char-list (read-from-minibuffer "Unmark: ")))
3567         cur-mark)
3568     (save-excursion
3569       (while unmarks
3570         (setq cur-mark (char-to-string (car unmarks)))
3571         (wl-summary-delete-all-mark cur-mark)
3572         (setq unmarks (cdr unmarks))))))
3573
3574 (defun wl-summary-target-mark-thread ()
3575   (interactive)
3576   (wl-thread-call-region-func 'wl-summary-target-mark-region t))
3577
3578 (defun wl-summary-target-mark-msgs (msgs)
3579   "Return the number of marked messages."
3580   (let ((i 0) num)
3581     (while msgs
3582       (if (eq wl-summary-buffer-view 'thread)
3583           (wl-thread-jump-to-msg (car msgs))
3584         (wl-summary-jump-to-msg (car msgs)))
3585       (setq num (wl-summary-message-number))
3586       (when (eq num (car msgs))
3587         (wl-summary-target-mark num)
3588         (setq i (1+ i)))
3589       (setq msgs (cdr msgs)))
3590     i))
3591
3592 (defun wl-summary-pick (&optional from-list delete-marks)
3593   (interactive)
3594   (save-excursion
3595     (let* ((condition (car (elmo-parse-search-condition
3596                             (elmo-read-search-condition
3597                              wl-summary-pick-field-default))))
3598            (result (elmo-folder-search wl-summary-buffer-elmo-folder
3599                                        condition
3600                                        from-list))
3601            num)
3602       (if delete-marks
3603           (let ((mlist wl-summary-buffer-target-mark-list))
3604             (while mlist
3605               (when (wl-summary-jump-to-msg (car mlist))
3606                 (wl-summary-unmark))
3607               (setq mlist (cdr mlist)))
3608             (setq wl-summary-buffer-target-mark-list nil)))
3609       (if (and result
3610                (setq num (wl-summary-target-mark-msgs result))
3611                (> num 0))
3612           (if (= num (length result))
3613               (message "%d message(s) are picked." num)
3614             (message "%d(%d) message(s) are picked." num
3615                      (- (length result) num)))
3616         (message "No message was picked.")))))
3617
3618 (defun wl-summary-unvirtual ()
3619   "Exit from current virtual folder."
3620   (interactive)
3621   (if (eq 'filter
3622           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
3623       (wl-summary-goto-folder-subr
3624        (elmo-folder-name-internal
3625         (elmo-filter-folder-target-internal
3626          wl-summary-buffer-elmo-folder))
3627        'update nil nil t)
3628     (error "This folder is not filtered")))
3629
3630 (defun wl-summary-virtual (&optional arg)
3631   "Goto virtual folder.
3632 If ARG, exit virtual folder."
3633   (interactive "P")
3634   (if arg
3635       (wl-summary-unvirtual)
3636     (wl-summary-goto-folder-subr (concat "/"
3637                                          (elmo-read-search-condition
3638                                           wl-summary-pick-field-default)
3639                                          "/"
3640                                          (wl-summary-buffer-folder-name))
3641                                  'update nil nil t)))
3642
3643 (defun wl-summary-delete-all-temp-marks (&optional no-msg)
3644   "Erase all temp marks from buffer."
3645   (interactive)
3646   (when (or wl-summary-buffer-target-mark-list
3647             wl-summary-buffer-delete-list
3648             wl-summary-buffer-refile-list
3649             wl-summary-buffer-copy-list)
3650     (save-excursion
3651       (goto-char (point-min))
3652       (unless no-msg
3653         (message "Unmarking..."))
3654       (while (not (eobp))
3655         (wl-summary-unmark)
3656         (forward-line 1))
3657       (unless no-msg
3658         (message "Unmarking...done"))
3659       (setq wl-summary-buffer-target-mark-list nil)
3660       (setq wl-summary-buffer-delete-list nil)
3661       (setq wl-summary-buffer-refile-list nil)
3662       (setq wl-summary-buffer-copy-list nil))))
3663
3664 (defun wl-summary-delete-mark (number)
3665   "Delete temporary mark of the message specified by NUMBER."
3666   (cond
3667    ((memq number wl-summary-buffer-target-mark-list)
3668     (setq wl-summary-buffer-target-mark-list
3669           (delq number wl-summary-buffer-target-mark-list)))
3670    ((memq number wl-summary-buffer-delete-list)
3671     (setq wl-summary-buffer-delete-list
3672           (delq number wl-summary-buffer-delete-list)))
3673    (t
3674     (let (pair)
3675       (cond
3676        ((setq pair (assq number wl-summary-buffer-copy-list))
3677         (setq wl-summary-buffer-copy-list
3678               (delq pair wl-summary-buffer-copy-list)))
3679        ((setq pair (assq number wl-summary-buffer-refile-list))
3680         (setq wl-summary-buffer-refile-list
3681               (delq pair wl-summary-buffer-refile-list))))))))
3682
3683 (defsubst wl-summary-temp-mark ()
3684   "Move to the temp-mark column and return mark string."
3685   (move-to-column wl-summary-buffer-temp-mark-column)
3686   (buffer-substring (- (point) 1) (point)))
3687
3688 (defsubst wl-summary-persistent-mark ()
3689   "Move to the persistent-mark column and return mark string."
3690   (move-to-column wl-summary-buffer-persistent-mark-column)
3691   (buffer-substring (- (point) 1) (point)))
3692
3693 (defun wl-summary-mark-line (mark)
3694   "Put MARK on current line.  Return message number."
3695   (save-excursion
3696     (beginning-of-line)
3697     (let ((inhibit-read-only t)
3698           (buffer-read-only nil))
3699       (wl-summary-temp-mark) ; mark
3700       (delete-backward-char 1)
3701       (insert mark)
3702       (if wl-summary-highlight
3703           (wl-highlight-summary-current-line nil nil t))
3704       (set-buffer-modified-p nil))))
3705
3706 (defun wl-summary-target-mark-delete ()
3707   (interactive)
3708   (save-excursion
3709     (goto-char (point-min))
3710     (let (number mlist)
3711       (while (not (eobp))
3712         (when (string= (wl-summary-temp-mark) "*")
3713           (let (wl-summary-buffer-disp-msg)
3714             (when (setq number (wl-summary-message-number))
3715               (wl-summary-delete number)
3716               (setq wl-summary-buffer-target-mark-list
3717                     (delq number wl-summary-buffer-target-mark-list)))))
3718         (forward-line 1))
3719       (setq mlist wl-summary-buffer-target-mark-list)
3720       (while mlist
3721         (wl-append wl-summary-buffer-delete-list (list (car mlist)))
3722         (setq wl-summary-buffer-target-mark-list
3723               (delq (car mlist) wl-summary-buffer-target-mark-list))
3724         (setq mlist (cdr mlist))))))
3725
3726 (defun wl-summary-target-mark-prefetch (&optional ignore-cache)
3727   (interactive "P")
3728   (save-excursion
3729     (let* ((mlist (nreverse wl-summary-buffer-target-mark-list))
3730            (inhibit-read-only t)
3731            (buffer-read-only nil)
3732            (count 0)
3733            (length (length mlist))
3734            (pos (point))
3735            skipped
3736            new-mark)
3737       (while mlist
3738         (setq new-mark (wl-summary-prefetch-msg (car mlist) ignore-cache))
3739         (if new-mark
3740             (progn
3741               (message "Prefetching... %d/%d message(s)"
3742                        (setq count (+ 1 count)) length)
3743               (when (wl-summary-jump-to-msg (car mlist))
3744                 (wl-summary-unmark)
3745                 (when new-mark
3746                   (wl-summary-persistent-mark) ; move
3747                   (delete-backward-char 1)
3748                   (insert new-mark)
3749                   (if wl-summary-highlight
3750                       (wl-highlight-summary-current-line))
3751                   (save-excursion
3752                     (goto-char pos)
3753                     (sit-for 0)))))
3754           (setq skipped (cons (car mlist) skipped)))
3755         (setq mlist (cdr mlist)))
3756       (setq wl-summary-buffer-target-mark-list skipped)
3757       (message "Prefetching... %d/%d message(s)." count length)
3758       (set-buffer-modified-p nil))))
3759
3760 (defun wl-summary-target-mark-refile-subr (copy-or-refile)
3761   (let ((variable
3762          (intern (format "wl-summary-buffer-%s-list" copy-or-refile)))
3763         (function
3764          (intern (format "wl-summary-%s" copy-or-refile)))
3765         (numlist wl-summary-buffer-number-list)
3766         regexp number msgid entity folder mlist)
3767     (save-excursion
3768       ;; guess by first mark
3769       (while numlist
3770         (if (memq (car numlist) wl-summary-buffer-target-mark-list)
3771             (setq number (car numlist)
3772                   numlist nil))
3773         (setq numlist (cdr numlist)))
3774       (when number
3775         (setq msgid (elmo-message-field wl-summary-buffer-elmo-folder
3776                                         number 'message-id)
3777               entity (elmo-msgdb-overview-get-entity
3778                       number (wl-summary-buffer-msgdb)))
3779         (if (null entity)
3780             (error "Cannot %s" copy-or-refile))
3781         (setq folder (wl-summary-read-folder
3782                       (wl-refile-guess entity)
3783                       (format "for %s" copy-or-refile)))
3784         (goto-char (point-min))
3785         (while (not (eobp))
3786           (when (string= (wl-summary-temp-mark) "*")
3787             (let (wl-summary-buffer-disp-msg)
3788               (when (setq number (wl-summary-message-number))
3789                 (funcall function folder number)
3790                 (setq wl-summary-buffer-target-mark-list
3791                       (delq number wl-summary-buffer-target-mark-list)))))
3792           (forward-line 1))
3793         ;; process invisible messages.
3794         (setq mlist wl-summary-buffer-target-mark-list)
3795         (while mlist
3796           (set variable
3797                (append (symbol-value variable)
3798                        (list (cons (car mlist) folder))))
3799           (setq wl-summary-buffer-target-mark-list
3800                 (delq (car mlist) wl-summary-buffer-target-mark-list))
3801           (setq mlist (cdr mlist)))))))
3802
3803 (defun wl-summary-next-buffer ()
3804   "Switch to next summary buffer."
3805   (interactive)
3806   (let ((buffers (sort (wl-collect-summary)
3807                        (lambda (buffer1 buffer2)
3808                          (string-lessp (buffer-name buffer1)
3809                                        (buffer-name buffer2))))))
3810     (switch-to-buffer
3811      (or (cadr (memq (current-buffer) buffers))
3812          (car buffers)))))
3813
3814 (defun wl-summary-previous-buffer ()
3815   "Switch to previous summary buffer."
3816   (interactive)
3817   (let ((buffers (sort (wl-collect-summary)
3818                        (lambda (buffer1 buffer2)
3819                          (not (string-lessp (buffer-name buffer1)
3820                                             (buffer-name buffer2)))))))
3821     (switch-to-buffer
3822      (or (cadr (memq (current-buffer) buffers))
3823          (car buffers)))))
3824
3825 (defun wl-summary-target-mark-copy ()
3826   (interactive)
3827   (wl-summary-target-mark-refile-subr "copy"))
3828
3829 (defun wl-summary-target-mark-refile ()
3830   (interactive)
3831   (wl-summary-target-mark-refile-subr "refile"))
3832
3833 (defun wl-summary-target-mark-mark-as-read ()
3834   (interactive)
3835   (save-excursion
3836     (goto-char (point-min))
3837     (let ((inhibit-read-only t)
3838           (buffer-read-only nil)
3839           wl-summary-buffer-disp-msg
3840           number mlist)
3841       (while (not (eobp))
3842         (when (string= (wl-summary-temp-mark) "*")
3843           ;; delete target-mark from buffer.
3844           (delete-backward-char 1)
3845           (insert " ")
3846           (setq number (wl-summary-message-number))
3847           (wl-summary-mark-as-read number)
3848           (if wl-summary-highlight
3849               (wl-highlight-summary-current-line))
3850           (if number
3851               (setq wl-summary-buffer-target-mark-list
3852                     (delq number wl-summary-buffer-target-mark-list))))
3853         (forward-line 1))
3854       (setq mlist wl-summary-buffer-target-mark-list)
3855       (while mlist
3856         (wl-summary-mark-as-read (car mlist))
3857         (setq wl-summary-buffer-target-mark-list
3858               (delq (car mlist) wl-summary-buffer-target-mark-list))
3859         (setq mlist (cdr mlist)))
3860       (wl-summary-count-unread)
3861       (wl-summary-update-modeline))))
3862
3863 (defun wl-summary-target-mark-mark-as-unread ()
3864   (interactive)
3865   (save-excursion
3866     (goto-char (point-min))
3867     (let ((inhibit-read-only t)
3868           (buffer-read-only nil)
3869           wl-summary-buffer-disp-msg
3870           number mlist)
3871       (while (not (eobp))
3872         (when (string= (wl-summary-temp-mark) "*")
3873           (delete-backward-char 1)
3874           (insert " ")
3875           (setq number (wl-summary-mark-as-unread))
3876           (if wl-summary-highlight
3877               (wl-highlight-summary-current-line))
3878           (if number
3879               (setq wl-summary-buffer-target-mark-list
3880                     (delq number wl-summary-buffer-target-mark-list))))
3881         (forward-line 1))
3882       (setq mlist wl-summary-buffer-target-mark-list)
3883       (while mlist
3884         (wl-summary-mark-as-unread (car mlist))
3885 ;;;     (wl-thread-msg-mark-as-unread (car mlist))
3886         (setq wl-summary-buffer-target-mark-list
3887               (delq (car mlist) wl-summary-buffer-target-mark-list))
3888         (setq mlist (cdr mlist)))
3889       (wl-summary-count-unread)
3890       (wl-summary-update-modeline))))
3891
3892 (defun wl-summary-target-mark-mark-as-important ()
3893   (interactive)
3894   (save-excursion
3895     (goto-char (point-min))
3896     (let ((inhibit-read-only t)
3897           (buffer-read-only nil)
3898           wl-summary-buffer-disp-msg
3899           number mlist)
3900       (while (not (eobp))
3901         (when (string= (wl-summary-temp-mark) "*")
3902           ;; delete target-mark from buffer.
3903           (delete-backward-char 1)
3904           (insert " ")
3905           (setq number (wl-summary-mark-as-important))
3906           (if wl-summary-highlight
3907               (wl-highlight-summary-current-line))
3908           (if number
3909               (setq wl-summary-buffer-target-mark-list
3910                     (delq number wl-summary-buffer-target-mark-list))))
3911         (forward-line 1))
3912       (setq mlist wl-summary-buffer-target-mark-list)
3913       (while mlist
3914         (wl-summary-mark-as-important (car mlist))
3915         (wl-thread-msg-mark-as-important (car mlist))
3916         (setq wl-summary-buffer-target-mark-list
3917               (delq (car mlist) wl-summary-buffer-target-mark-list))
3918         (setq mlist (cdr mlist)))
3919       (wl-summary-count-unread)
3920       (wl-summary-update-modeline))))
3921
3922 (defun wl-summary-target-mark-save ()
3923   (interactive)
3924   (let ((wl-save-dir
3925          (wl-read-directory-name "Save to directory: "
3926                                  wl-temporary-file-directory))
3927         number)
3928     (if (null (file-exists-p wl-save-dir))
3929         (make-directory wl-save-dir))
3930     (while (setq number (car wl-summary-buffer-target-mark-list))
3931       (wl-thread-jump-to-msg number)
3932       (wl-summary-save t wl-save-dir)
3933       (wl-summary-unmark number))))
3934
3935 (defun wl-summary-target-mark-pick ()
3936   (interactive)
3937   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
3938
3939 (defun wl-summary-mark-as-read (&optional number no-folder-mark)
3940   (interactive)
3941   (save-excursion
3942     (let ((buffer-read-only nil)
3943           (folder wl-summary-buffer-elmo-folder)
3944           (msgdb (wl-summary-buffer-msgdb))
3945           (case-fold-search nil)
3946           cur-mark mark stat visible uncached new-mark marked)
3947       (setq number (or number (wl-summary-message-number))
3948             visible (if number
3949                         (wl-summary-jump-to-msg number)
3950                       ;; interactive
3951                       t)
3952             mark (elmo-msgdb-get-mark msgdb number))
3953       (cond
3954        ((string= mark elmo-msgdb-new-mark) ; N
3955         (setq stat 'new))
3956        ((string= mark elmo-msgdb-unread-uncached-mark) ; U
3957         (setq stat 'unread))
3958        ((string= mark elmo-msgdb-unread-cached-mark)  ; !
3959         (setq stat 'unread))
3960        ((string= mark elmo-msgdb-read-uncached-mark)  ; u
3961         (setq stat 'read))
3962        (t
3963         ;; no need to mark server.
3964         (setq no-folder-mark t)))
3965       (setq new-mark
3966             (if (and (if (elmo-message-use-cache-p folder number)
3967                          (not (elmo-folder-local-p folder)))
3968                      (not (elmo-file-cache-exists-p
3969                            (elmo-message-field wl-summary-buffer-elmo-folder
3970                                                number 'message-id))))
3971                 elmo-msgdb-read-uncached-mark
3972               nil))
3973       ;; folder mark.
3974       (unless no-folder-mark
3975         (elmo-folder-mark-as-read folder (list number)))
3976       (cond ((eq stat 'unread)
3977              (setq wl-summary-buffer-unread-count
3978                    (1- wl-summary-buffer-unread-count)))
3979             ((eq stat 'new)
3980              (setq wl-summary-buffer-new-count
3981                    (1- wl-summary-buffer-new-count))))
3982       (wl-summary-update-modeline)
3983       (wl-folder-update-unread
3984        (wl-summary-buffer-folder-name)
3985        (+ wl-summary-buffer-unread-count
3986           wl-summary-buffer-new-count))
3987       (when stat
3988         ;; set mark on buffer
3989         (when visible
3990           (unless (string= (wl-summary-persistent-mark) new-mark)
3991             (delete-backward-char 1)
3992             (insert (or new-mark " "))))
3993         ;; set msgdb mark.
3994         (unless (string= mark new-mark)
3995           (elmo-msgdb-set-mark msgdb number new-mark))
3996         (wl-summary-set-mark-modified))
3997       (if (and visible wl-summary-highlight)
3998           (wl-highlight-summary-current-line nil nil t))
3999       (set-buffer-modified-p nil)
4000       (if stat
4001           (run-hooks 'wl-summary-unread-message-hook))
4002       number ;return value
4003       )))
4004
4005 (defun wl-summary-mark-as-important (&optional number
4006                                                mark
4007                                                no-server-update)
4008   (interactive)
4009   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4010           'internal)
4011       (error "Cannot process mark in this folder"))
4012   (save-excursion
4013     (let* (eol
4014           (inhibit-read-only t)
4015           (buffer-read-only nil)
4016           (folder wl-summary-buffer-elmo-folder)
4017           (msgdb (wl-summary-buffer-msgdb))
4018           (number-alist (elmo-msgdb-get-number-alist msgdb))
4019           message-id visible cur-mark)
4020       (if number
4021           (progn
4022             (setq visible (wl-summary-jump-to-msg number))
4023             (setq mark (or mark (elmo-msgdb-get-mark msgdb number))))
4024         (setq visible t))
4025       (when visible
4026         (if (null (setq number (wl-summary-message-number)))
4027             (progn
4028               (message "No message.")
4029               (setq visible nil))
4030           (end-of-line)
4031           (setq eol (point))
4032           (wl-summary-goto-previous-message-beginning)))
4033       (if (or (and (not visible)
4034                    ;; already exists in msgdb.
4035                    (elmo-msgdb-overview-get-entity number msgdb))
4036               (setq cur-mark (wl-summary-persistent-mark)))
4037           (progn
4038             (setq number (or number (wl-summary-message-number)))
4039             (setq mark (or mark cur-mark))
4040             (setq message-id (elmo-message-field
4041                               wl-summary-buffer-elmo-folder
4042                               number
4043                               'message-id))
4044             (if (string= mark elmo-msgdb-important-mark)
4045                 (progn
4046                   ;; server side mark
4047                   (save-match-data
4048                     (unless no-server-update
4049                       (elmo-folder-unmark-important folder (list number))
4050                       (elmo-msgdb-global-mark-delete message-id))
4051                     ;; Remove cache if local folder.
4052                     (if (and (elmo-folder-local-p folder)
4053                              (not (eq 'mark
4054                                       (elmo-folder-type-internal folder))))
4055                         (elmo-file-cache-delete
4056                          (elmo-file-cache-get-path message-id))))
4057                   (when visible
4058                     (delete-backward-char 1)
4059                     (insert " "))
4060                   (elmo-msgdb-set-mark msgdb number nil))
4061               ;; server side mark
4062               (save-match-data
4063                 (unless no-server-update
4064                   (elmo-folder-mark-as-important folder (list number))))
4065               (when visible
4066                 (delete-backward-char 1)
4067                 (insert elmo-msgdb-important-mark))
4068               (elmo-msgdb-set-mark msgdb number
4069                                    elmo-msgdb-important-mark)
4070               (if (eq (elmo-file-cache-exists-p message-id) 'entire)
4071                   (elmo-folder-mark-as-read folder (list number))
4072                 ;; Force cache message.
4073                 (elmo-message-encache folder number 'read))
4074               (unless no-server-update
4075                 (elmo-msgdb-global-mark-set message-id
4076                                             elmo-msgdb-important-mark)))
4077             (wl-summary-set-mark-modified)))
4078       (if (and visible wl-summary-highlight)
4079           (wl-highlight-summary-current-line nil nil t))))
4080   (set-buffer-modified-p nil)
4081   number)
4082
4083 ;;; Summary line.
4084 (defvar wl-summary-line-formatter nil)
4085
4086 (defun wl-summary-view-old-p ()
4087   "Return non-nil when summary view cache has old format."
4088   (save-excursion
4089     (goto-char (point-min))
4090     (and wl-summary-buffer-number-list
4091          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
4092
4093 (defun wl-summary-line-format-changed-p ()
4094   "Return non-nil when summary line format is changed."
4095   (not (string=
4096         wl-summary-buffer-line-format
4097         (or (elmo-object-load (expand-file-name
4098                                wl-summary-line-format-file
4099                                (elmo-folder-msgdb-path
4100                                 wl-summary-buffer-elmo-folder))
4101                               wl-summary-buffer-mime-charset)
4102             wl-summary-buffer-line-format))))
4103
4104 (defun wl-summary-line-format-save ()
4105   "Save current summary line format."
4106   (elmo-object-save
4107    (expand-file-name wl-summary-line-format-file
4108                      (elmo-folder-msgdb-path
4109                       wl-summary-buffer-elmo-folder))
4110    wl-summary-buffer-line-format
4111    wl-summary-buffer-mime-charset))
4112
4113 (defun wl-summary-line-number ()
4114   (wl-set-string-width
4115    (- wl-summary-buffer-number-column)
4116    (number-to-string
4117     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
4118
4119 (defun wl-summary-line-year ()
4120   (aref wl-datevec 0))
4121 (defun wl-summary-line-month ()
4122   (format "%02d" (aref wl-datevec 1)))
4123 (defun wl-summary-line-day ()
4124   (format "%02d" (aref wl-datevec 2)))
4125 (defun wl-summary-line-day-of-week ()
4126   (condition-case nil
4127       (elmo-date-get-week (aref wl-datevec 0)
4128                           (aref wl-datevec 1)
4129                           (aref wl-datevec 2))
4130     (error "??")))
4131 (defun wl-summary-line-hour ()
4132   (format "%02d" (aref wl-datevec 3)))
4133 (defun wl-summary-line-minute ()
4134   (format "%02d" (aref wl-datevec 4)))
4135
4136 (defun wl-summary-line-size ()
4137   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
4138     (if size
4139         (cond
4140          ((<= 1 (/ size 1048576))
4141           (format "%.0fM" (/ size 1048576.0)))
4142          ((<= 1 (/ size 1024))
4143           (format "%.0fK" (/ size 1024.0)))
4144          (t (format "%dB" size)))
4145       "")))
4146
4147 (defvar wl-summary-line-subject-minimum-length nil)
4148 (defun wl-summary-line-subject ()
4149   (let (no-parent subject parent-raw-subject parent-subject)
4150     (if (string= wl-thr-indent-string "")
4151         (setq no-parent t)) ; no parent
4152     (setq subject
4153           (elmo-delete-char ?\n
4154                             (or (elmo-msgdb-overview-entity-get-subject
4155                                  wl-message-entity)
4156                                 wl-summary-no-subject-message)))
4157     (setq parent-raw-subject
4158           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
4159     (setq parent-subject
4160           (if parent-raw-subject
4161               (elmo-delete-char ?\n parent-raw-subject)))
4162     (setq subject
4163           (if (or no-parent
4164                   (null parent-subject)
4165                   (not (wl-summary-subject-equal
4166                         subject parent-subject)))
4167               (funcall wl-summary-subject-function subject)
4168             ""))
4169     (when (and wl-summary-line-subject-minimum-length
4170                (< (string-width subject)
4171                   wl-summary-line-subject-minimum-length))
4172       (while (< (string-width subject)
4173                 wl-summary-line-subject-minimum-length)
4174         (setq subject (concat subject " "))))
4175     (if (and (not wl-summary-width)
4176              wl-summary-subject-length-limit)
4177         (truncate-string subject
4178                          wl-summary-subject-length-limit)
4179       subject)))
4180
4181 (defun wl-summary-line-from ()
4182   (elmo-delete-char ?\n
4183                     (funcall wl-summary-from-function
4184                              (elmo-msgdb-overview-entity-get-from
4185                               wl-message-entity))))
4186
4187 (defun wl-summary-line-list-info ()
4188   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
4189     (if (car list-info)
4190         (format (if (cdr list-info) "(%s %05d)" "(%s)")
4191                 (car list-info) (cdr list-info))
4192       "")))
4193
4194 (defun wl-summary-line-list-count ()
4195   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
4196     (if ml-count
4197         (format "%.0f" ml-count)
4198       "")))
4199
4200 (defun wl-summary-line-attached ()
4201   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
4202                        wl-message-entity "content-type"))
4203         (case-fold-search t))
4204     (if (and content-type
4205              (string-match "multipart/mixed" content-type))
4206         "@"
4207       "")))
4208
4209 (defun wl-summary-create-line (wl-message-entity
4210                                wl-parent-message-entity
4211                                wl-temp-mark
4212                                wl-persistent-mark
4213                                &optional
4214                                wl-thr-children-number
4215                                wl-thr-indent-string
4216                                wl-thr-linked)
4217   "Create a summary line."
4218   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
4219         (elmo-mime-charset wl-summary-buffer-mime-charset)
4220         (elmo-lang wl-summary-buffer-weekday-name-lang)
4221         (wl-datevec (or (ignore-errors (timezone-fix-time
4222                                         (elmo-msgdb-overview-entity-get-date
4223                                          wl-message-entity)
4224                                         nil
4225                                         wl-summary-fix-timezone))
4226                         (make-vector 5 0)))
4227         (entity wl-message-entity) ; backward compatibility.
4228         line mark)
4229     (if (and wl-thr-indent-string
4230              wl-summary-indent-length-limit
4231              (< wl-summary-indent-length-limit
4232                 (string-width wl-thr-indent-string)))
4233         (setq wl-thr-indent-string (wl-set-string-width
4234                                     wl-summary-indent-length-limit
4235                                     wl-thr-indent-string)))
4236     (setq line (funcall wl-summary-buffer-line-formatter))
4237     (if wl-summary-width (setq line
4238                                (wl-set-string-width
4239                                 (- wl-summary-width 1) line nil
4240                                 'ignore-invalid)))
4241     (setq line (concat line
4242                        "\r"
4243                        (number-to-string
4244                         (elmo-msgdb-overview-entity-get-number
4245                          wl-message-entity))))
4246     (if wl-summary-highlight
4247         (wl-highlight-summary-line-string line
4248                                           wl-persistent-mark
4249                                           wl-temp-mark
4250                                           wl-thr-indent-string))
4251     line))
4252
4253 (defsubst wl-summary-proc-wday (wday-str year month mday)
4254   (save-match-data
4255     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
4256         (wl-match-string 1 wday-str)
4257       (elmo-date-get-week year month mday))))
4258
4259 (defvar wl-summary-move-spec-plugged-alist
4260   (` ((new . ((t . nil)
4261               (p . (, elmo-msgdb-new-mark))
4262               (p . (, (wl-regexp-opt
4263                        (list elmo-msgdb-unread-uncached-mark
4264                              elmo-msgdb-unread-cached-mark))))
4265               (p . (, (regexp-quote elmo-msgdb-important-mark)))))
4266       (unread . ((t . nil)
4267                  (p . (, (wl-regexp-opt
4268                           (list elmo-msgdb-new-mark
4269                                 elmo-msgdb-unread-uncached-mark
4270                                 elmo-msgdb-unread-cached-mark))))
4271                  (p . (, (regexp-quote elmo-msgdb-important-mark))))))))
4272
4273 (defvar wl-summary-move-spec-unplugged-alist
4274   (` ((new . ((t . nil)
4275               (p . (, elmo-msgdb-unread-cached-mark))
4276               (p . (, (regexp-quote elmo-msgdb-important-mark)))))
4277       (unread . ((t . nil)
4278                  (p . (, elmo-msgdb-unread-cached-mark))
4279                  (p . (, (regexp-quote elmo-msgdb-important-mark))))))))
4280
4281 (defsubst wl-summary-next-message (num direction hereto)
4282   (if wl-summary-buffer-next-message-function
4283       (funcall wl-summary-buffer-next-message-function num direction hereto)
4284     (let ((cur-spec (cdr (assq wl-summary-move-order
4285                                (if (elmo-folder-plugged-p
4286                                     wl-summary-buffer-elmo-folder)
4287                                    wl-summary-move-spec-plugged-alist
4288                                  wl-summary-move-spec-unplugged-alist))))
4289           (nums (memq num (if (eq direction 'up)
4290                               (reverse wl-summary-buffer-number-list)
4291                             wl-summary-buffer-number-list)))
4292           marked-list nums2)
4293       (unless hereto (setq nums (cdr nums)))
4294       (setq nums2 nums)
4295       (if cur-spec
4296           (catch 'done
4297             (while cur-spec
4298               (setq nums nums2)
4299               (cond ((eq (car (car cur-spec)) 'p)
4300                      (if (setq marked-list
4301                                (elmo-folder-list-messages-mark-match
4302                                 wl-summary-buffer-elmo-folder
4303                                 (cdr (car cur-spec))))
4304                          (while nums
4305                            (if (memq (car nums) marked-list)
4306                                (throw 'done (car nums)))
4307                            (setq nums (cdr nums)))))
4308                     ((eq (car (car cur-spec)) 't)
4309                      (if wl-summary-buffer-target-mark-list
4310                          (while nums
4311                            (if (memq (car nums)
4312                                      wl-summary-buffer-target-mark-list)
4313                                (throw 'done (car nums)))
4314                            (setq nums (cdr nums))))))
4315               (setq cur-spec (cdr cur-spec))))
4316         (car nums)))))
4317
4318 (defsubst wl-summary-cursor-move (direction hereto)
4319   (when (and (eq direction 'up)
4320              (eobp))
4321     (forward-line -1)
4322     (setq hereto t))
4323   (let (num)
4324     (when (setq num (wl-summary-next-message (wl-summary-message-number)
4325                                              direction hereto))
4326       (if (numberp num)
4327           (wl-thread-jump-to-msg num))
4328       t)))
4329 ;;
4330 ;; Goto unread or important
4331 ;; returns t if next message exists in this folder.
4332 (defun wl-summary-cursor-down (&optional hereto)
4333   (interactive "P")
4334   (wl-summary-cursor-move 'down hereto))
4335
4336 (defun wl-summary-cursor-up (&optional hereto)
4337   (interactive "P")
4338   (wl-summary-cursor-move 'up hereto))
4339
4340 (defun wl-summary-save-view-cache ()
4341   (save-excursion
4342     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
4343            (cache (expand-file-name wl-summary-cache-file dir))
4344            (view (expand-file-name wl-summary-view-file dir))
4345            (save-view wl-summary-buffer-view)
4346            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
4347            (refile-list (copy-sequence wl-summary-buffer-refile-list))
4348            (copy-list (copy-sequence wl-summary-buffer-copy-list))
4349            (delete-list (copy-sequence wl-summary-buffer-delete-list))
4350            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
4351            (temp-column wl-summary-buffer-temp-mark-column)
4352            (charset wl-summary-buffer-mime-charset))
4353       (if (file-directory-p dir)
4354           (); ok.
4355         (if (file-exists-p dir)
4356             (error "File %s already exists" dir)
4357           (elmo-make-directory dir)))
4358       (if (eq save-view 'thread)
4359           (wl-thread-save-entity dir))
4360       (when wl-summary-check-line-format
4361         (wl-summary-line-format-save))
4362       (unwind-protect
4363           (progn
4364             (when (file-writable-p cache)
4365               (copy-to-buffer tmp-buffer (point-min) (point-max))
4366               (with-current-buffer tmp-buffer
4367                 (widen)
4368                 (make-local-variable 'wl-summary-highlight)
4369                 (setq wl-summary-highlight nil
4370                       wl-summary-buffer-target-mark-list mark-list
4371                       wl-summary-buffer-refile-list refile-list
4372                       wl-summary-buffer-copy-list copy-list
4373                       wl-summary-buffer-delete-list delete-list
4374                       wl-summary-buffer-temp-mark-column temp-column)
4375                 (wl-summary-delete-all-temp-marks)
4376                 (encode-coding-region
4377                  (point-min) (point-max)
4378                  (or (and wl-on-mule ; one in mcs-ltn1 cannot take 2 arg.
4379                           (mime-charset-to-coding-system charset 'LF))
4380                      ;; Mule 2 doesn't have `*ctext*unix'.
4381                      (mime-charset-to-coding-system charset)))
4382                 (write-region-as-binary (point-min)(point-max)
4383                                         cache nil 'no-msg)))
4384             (when (file-writable-p view) ; 'thread or 'sequence
4385               (save-excursion
4386                 (set-buffer tmp-buffer)
4387                 (erase-buffer)
4388                 (prin1 save-view tmp-buffer)
4389                 (princ "\n" tmp-buffer)
4390                 (write-region (point-min) (point-max) view nil 'no-msg))))
4391         ;; kill tmp buffer.
4392         (kill-buffer tmp-buffer)))))
4393
4394 (defsubst wl-summary-get-sync-range (folder)
4395   (intern (or (and
4396                (elmo-folder-plugged-p folder)
4397                (wl-get-assoc-list-value
4398                 wl-folder-sync-range-alist
4399                 (elmo-folder-name-internal folder)))
4400               wl-default-sync-range)))
4401
4402 ;; redefined for wl-summary-sync-update
4403 (defun wl-summary-input-range (folder)
4404   "returns update or all or rescan."
4405   ;; for the case when parts are expanded in the bottom of the folder
4406   (let ((input-range-list '("update" "all" "rescan" "first:" "last:"
4407                             "cache-status"
4408                             "no-sync" "rescan-noscore" "all-visible"))
4409         (default (or (wl-get-assoc-list-value
4410                       wl-folder-sync-range-alist
4411                       folder)
4412                      wl-default-sync-range))
4413         range)
4414     (setq range
4415           (completing-read (format "Range (%s): " default)
4416                            (mapcar
4417                             (function (lambda (x) (cons x x)))
4418                             input-range-list)))
4419     (if (string= range "")
4420         default
4421       range)))
4422
4423 (defun wl-summary-toggle-disp-folder (&optional arg)
4424   (interactive)
4425   (let ((cur-buf (current-buffer))
4426         (summary-win (get-buffer-window (current-buffer)))
4427         fld-buf fld-win)
4428     (cond
4429      ((eq arg 'on)
4430       (setq wl-summary-buffer-disp-folder t)
4431       ;; hide your folder window
4432       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4433           (if (setq fld-win (get-buffer-window fld-buf))
4434               (delete-window fld-win))))
4435      ((eq arg 'off)
4436       (setq wl-summary-buffer-disp-folder nil)
4437       ;; hide your wl-message window!
4438       (when (buffer-live-p wl-message-buffer)
4439         (wl-message-select-buffer wl-message-buffer)
4440         (delete-window))
4441       (select-window (get-buffer-window cur-buf))
4442       ;; display wl-folder window!!
4443       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4444           (if (setq fld-win (get-buffer-window fld-buf))
4445               ;; folder win is already displayed.
4446               (select-window fld-win)
4447             ;; folder win is not displayed.
4448             (switch-to-buffer fld-buf))
4449         ;; no folder buf
4450         (wl-folder))
4451       ;; temporarily delete summary-win.
4452       (if summary-win
4453           (delete-window summary-win))
4454       (split-window-horizontally wl-folder-window-width)
4455       (other-window 1)
4456       (switch-to-buffer cur-buf))
4457      (t
4458       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4459           (if (setq fld-win (get-buffer-window fld-buf))
4460               (setq wl-summary-buffer-disp-folder nil)
4461             (setq wl-summary-buffer-disp-folder t)))
4462       (if (not wl-summary-buffer-disp-folder)
4463           ;; hide message window
4464           (let ((mes-win (and wl-message-buffer
4465                               (get-buffer-window wl-message-buffer)))
4466                 (wl-stay-folder-window t))
4467             (if mes-win (delete-window mes-win))
4468             ;; hide your folder window
4469             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4470                 (if (setq fld-win (get-buffer-window fld-buf))
4471                     (progn
4472                       (delete-window (get-buffer-window cur-buf))
4473                       (select-window fld-win)
4474                       (switch-to-buffer cur-buf))))
4475             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
4476             ;; resume message window.
4477             (when mes-win
4478               (wl-message-select-buffer wl-message-buffer)
4479               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4480               (select-window (get-buffer-window cur-buf))))
4481         ;; hide message window
4482         (let ((wl-stay-folder-window t)
4483               (mes-win (and wl-message-buffer
4484                             (get-buffer-window wl-message-buffer))))
4485           (if mes-win (delete-window mes-win))
4486           (select-window (get-buffer-window cur-buf))
4487           ;; display wl-folder window!!
4488           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
4489               (if (setq fld-win (get-buffer-window fld-buf))
4490                   ;; folder win is already displayed.
4491                   (select-window fld-win)
4492                 ;; folder win is not displayed...occupy all.
4493                 (switch-to-buffer fld-buf))
4494             ;; no folder buf
4495             (wl-folder))
4496           (split-window-horizontally wl-folder-window-width)
4497           (other-window 1)
4498           (switch-to-buffer cur-buf)
4499           ;; resume message window.
4500           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
4501           (when mes-win
4502             (wl-message-select-buffer wl-message-buffer)
4503             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
4504             (select-window (get-buffer-window cur-buf))))))))
4505   (run-hooks 'wl-summary-toggle-disp-folder-hook))
4506
4507 (defun wl-summary-toggle-disp-msg (&optional arg)
4508   (interactive)
4509   (let ((cur-buf (current-buffer))
4510         fld-buf fld-win
4511         summary-win)
4512     (cond
4513      ((eq arg 'on)
4514       (setq wl-summary-buffer-disp-msg t)
4515       (save-excursion
4516         ;; hide your folder window
4517         (if (and (not wl-stay-folder-window)
4518                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
4519             (if (setq fld-win (get-buffer-window fld-buf))
4520                 (unless (one-window-p fld-win)
4521                   (delete-window fld-win))))))
4522      ((eq arg 'off)
4523       (wl-delete-all-overlays)
4524       (setq wl-summary-buffer-disp-msg nil)
4525       (save-excursion
4526         (when (buffer-live-p wl-message-buffer)
4527           (wl-message-select-buffer wl-message-buffer)
4528           (delete-window)
4529           (and (get-buffer-window cur-buf)
4530                (select-window (get-buffer-window cur-buf))))
4531         (run-hooks 'wl-summary-toggle-disp-off-hook)))
4532      (t
4533       (if (and wl-message-buffer
4534                (get-buffer-window wl-message-buffer)) ; already displayed
4535           (setq wl-summary-buffer-disp-msg nil)
4536         (setq wl-summary-buffer-disp-msg t))
4537       (if wl-summary-buffer-disp-msg
4538           (progn
4539             (wl-summary-redisplay)
4540 ;;; hide your folder window
4541 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
4542 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
4543 ;;;             (delete-window fld-win)))
4544             (run-hooks 'wl-summary-toggle-disp-on-hook))
4545         (wl-delete-all-overlays)
4546         (save-excursion
4547           (wl-message-select-buffer wl-message-buffer)
4548           (delete-window)
4549           (select-window (get-buffer-window cur-buf))
4550           (run-hooks 'wl-summary-toggle-disp-off-hook))
4551 ;;;     (switch-to-buffer cur-buf)
4552         )))))
4553
4554 (defun wl-summary-next-line-content ()
4555   "Show next line of the message."
4556   (interactive)
4557   (let ((cur-buf (current-buffer)))
4558     (wl-summary-toggle-disp-msg 'on)
4559     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4560       (set-buffer cur-buf)
4561       (wl-message-next-page 1))))
4562
4563 (defun wl-summary-prev-line-content ()
4564   (interactive)
4565   (let ((cur-buf (current-buffer)))
4566     (wl-summary-toggle-disp-msg 'on)
4567     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4568       (set-buffer cur-buf)
4569       (wl-message-prev-page 1))))
4570
4571 (defun wl-summary-next-page ()
4572   (interactive)
4573   (let ((cur-buf (current-buffer)))
4574     (wl-summary-toggle-disp-msg 'on)
4575     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4576       (set-buffer cur-buf)
4577       (wl-message-next-page))))
4578
4579 (defun wl-summary-prev-page ()
4580   (interactive)
4581   (let ((cur-buf (current-buffer)))
4582     (wl-summary-toggle-disp-msg 'on)
4583     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4584       (set-buffer cur-buf)
4585       (wl-message-prev-page))))
4586
4587 (defsubst wl-summary-no-mime-p (folder)
4588   (wl-string-match-member (elmo-folder-name-internal folder)
4589                           wl-summary-no-mime-folder-list))
4590
4591 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
4592   "Set message buffer.
4593 If message is not displayed yet, display it.
4594 Return t if message exists."
4595   (let ((folder wl-summary-buffer-elmo-folder)
4596         (number (wl-summary-message-number))
4597         cur-folder cur-number message-last-pos)
4598     (when (buffer-live-p wl-message-buffer)
4599       (save-window-excursion
4600         (wl-message-select-buffer wl-message-buffer)
4601         (setq cur-folder wl-message-buffer-cur-folder)
4602         (setq cur-number wl-message-buffer-cur-number)))
4603     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
4604              (eq number (or cur-number 0)))
4605         (progn
4606           (set-buffer wl-message-buffer)
4607           t)
4608       (if (wl-summary-no-mime-p folder)
4609           (wl-summary-redisplay-no-mime-internal folder number)
4610         (wl-summary-redisplay-internal folder number))
4611       (when (buffer-live-p wl-message-buffer)
4612         (set-buffer wl-message-buffer))
4613       nil)))
4614
4615 (defun wl-summary-target-mark-forward (&optional arg)
4616   (interactive "P")
4617   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4618         (summary-buf (current-buffer))
4619         (wl-draft-forward t)
4620         start-point
4621         draft-buf)
4622     (wl-summary-jump-to-msg (car mlist))
4623     (wl-summary-forward t)
4624     (setq start-point (point))
4625     (setq draft-buf (current-buffer))
4626     (setq mlist (cdr mlist))
4627     (save-window-excursion
4628       (when mlist
4629         (while mlist
4630           (set-buffer summary-buf)
4631           (wl-summary-jump-to-msg (car mlist))
4632           (wl-summary-redisplay)
4633           (set-buffer draft-buf)
4634           (goto-char (point-max))
4635           (wl-draft-insert-message)
4636           (setq mlist (cdr mlist)))
4637         (wl-draft-body-goto-top)
4638         (wl-draft-enclose-digest-region (point) (point-max)))
4639       (goto-char start-point)
4640       (save-excursion
4641         (set-buffer summary-buf)
4642         (wl-summary-delete-all-temp-marks)))
4643     (run-hooks 'wl-mail-setup-hook)))
4644
4645 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
4646   (interactive "P")
4647   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
4648         (summary-buf (current-buffer))
4649         change-major-mode-hook
4650         start-point
4651         draft-buf)
4652     (wl-summary-jump-to-msg (car mlist))
4653     (wl-summary-reply arg t)
4654     (goto-char (point-max))
4655     (setq start-point (point-marker))
4656     (setq draft-buf (current-buffer))
4657     (save-window-excursion
4658       (while mlist
4659         (set-buffer summary-buf)
4660         (delete-other-windows)
4661         (wl-summary-jump-to-msg (car mlist))
4662         (wl-summary-redisplay)
4663         (set-buffer draft-buf)
4664         (goto-char (point-max))
4665         (wl-draft-yank-original)
4666         (setq mlist (cdr mlist)))
4667       (goto-char start-point)
4668       (save-excursion
4669         (set-buffer summary-buf)
4670         (wl-summary-delete-all-temp-marks)))
4671     (run-hooks 'wl-mail-setup-hook)))
4672
4673 (defun wl-summary-reply-with-citation (&optional arg)
4674   (interactive "P")
4675   (when (wl-summary-reply arg t)
4676     (goto-char (point-max))
4677     (wl-draft-yank-original)
4678     (run-hooks 'wl-mail-setup-hook)))
4679
4680 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
4681   (interactive)
4682   (let* ((original (wl-summary-message-number))
4683          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4684          (number-alist (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb)))
4685          msg otherfld schar
4686          (errmsg
4687           (format "No message with id \"%s\" in the folder." msgid)))
4688     (if (setq msg (car (rassoc msgid number-alist)))
4689 ;;;     (wl-summary-jump-to-msg-internal
4690 ;;;      (wl-summary-buffer-folder-name) msg 'no-sync)
4691         (progn
4692           (wl-thread-jump-to-msg msg)
4693           t)
4694       ;; for XEmacs!
4695       (if (and elmo-use-database
4696                (setq errmsg
4697                      (format
4698                       "No message with id \"%s\" in the database." msgid))
4699                (setq otherfld (elmo-database-msgid-get msgid)))
4700           (if (cdr (wl-summary-jump-to-msg-internal
4701                     (car otherfld) (nth 1 otherfld) 'no-sync))
4702               t ; succeed.
4703             ;; Back to original.
4704             (wl-summary-jump-to-msg-internal
4705              (wl-summary-buffer-folder-name) original 'no-sync))
4706         (cond ((eq wl-summary-search-via-nntp 'confirm)
4707                (require 'elmo-nntp)
4708                (message "Search message in nntp server \"%s\" <y/n/s(elect)>?"
4709                         elmo-nntp-default-server)
4710                (setq schar (read-char))
4711                (cond ((eq schar ?y)
4712                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4713                      ((eq schar ?s)
4714                       (wl-summary-jump-to-msg-by-message-id-via-nntp
4715                        msgid
4716                        (read-from-minibuffer "NNTP Server: ")))
4717                      (t
4718                       (message errmsg)
4719                       nil)))
4720               (wl-summary-search-via-nntp
4721                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
4722               (t
4723                (message errmsg)
4724                nil))))))
4725
4726 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
4727   (interactive)
4728   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
4729          newsgroups folder ret
4730          user server port type spec)
4731     (if server-spec
4732         (if (string-match "^-" server-spec)
4733             (setq spec (wl-folder-get-elmo-folder server-spec)
4734                   user (elmo-net-folder-user-internal spec)
4735                   server (elmo-net-folder-server-internal spec)
4736                   port (elmo-net-folder-port-internal spec)
4737                   type (elmo-net-folder-stream-type-internal spec))
4738           (setq server server-spec)))
4739     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
4740                      msgid
4741                      (or server elmo-nntp-default-server)
4742                      (or user elmo-nntp-default-user)
4743                      (or port elmo-nntp-default-port)
4744                      (or type elmo-nntp-default-stream-type)))
4745       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
4746       (setq folder (concat "-" (car newsgroups)
4747                            (elmo-nntp-folder-postfix user server port type)))
4748       (catch 'found
4749         (while newsgroups
4750           (if (wl-folder-entity-exists-p (car newsgroups)
4751                                          wl-folder-newsgroups-hashtb)
4752               (throw 'found
4753                      (setq folder (concat "-" (car newsgroups)
4754                                           (elmo-nntp-folder-postfix
4755                                            user server port type)))))
4756           (setq newsgroups (cdr newsgroups)))))
4757     (if ret
4758         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
4759       (message "No message id \"%s\" in nntp server \"%s\"."
4760                msgid (or server elmo-nntp-default-server))
4761       nil)))
4762
4763 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
4764   (let (wl-auto-select-first entity)
4765     (if (or (string= folder (wl-summary-buffer-folder-name))
4766             (y-or-n-p
4767              (format
4768               "Message was found in the folder \"%s\". Jump to it? "
4769               folder)))
4770         (progn
4771           (unwind-protect
4772               (wl-summary-goto-folder-subr
4773                folder scan-type nil nil t)
4774             (if msgid
4775                 (setq msg
4776                       (car (rassoc msgid
4777                                    (elmo-msgdb-get-number-alist
4778                                     (wl-summary-buffer-msgdb))))))
4779             (setq entity (wl-folder-search-entity-by-name folder
4780                                                           wl-folder-entity
4781                                                           'folder))
4782             (if entity
4783                 (wl-folder-set-current-entity-id
4784                  (wl-folder-get-entity-id entity))))
4785           (if (null msg)
4786               (message "Message was not found currently in this folder.")
4787             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
4788           (cons folder msg)))))
4789
4790 (defun wl-summary-jump-to-parent-message (arg)
4791   (interactive "P")
4792   (let ((cur-buf (current-buffer))
4793         (disp-msg wl-summary-buffer-disp-msg)
4794         (number (wl-summary-message-number))
4795         (regexp "\\(<[^<>]*>\\)[ \t]*$")
4796         (i -1) ;; xxx
4797         msg-id msg-num ref-list ref irt)
4798     (if (null number)
4799         (message "No message.")
4800       (when (eq wl-summary-buffer-view 'thread)
4801         (cond ((and arg (not (numberp arg)))
4802                (setq msg-num
4803                      (wl-thread-entity-get-number
4804                       (wl-thread-entity-get-top-entity
4805                        (wl-thread-get-entity number)))))
4806               ((and arg (numberp arg))
4807                (setq i 0)
4808                (setq msg-num number)
4809                (while (< i arg)
4810                  (setq msg-num
4811                        (wl-thread-entity-get-number
4812                         (wl-thread-entity-get-parent-entity
4813                          (wl-thread-get-entity msg-num))))
4814                  (setq i (1+ i))))
4815               (t (setq msg-num
4816                        (wl-thread-entity-get-number
4817                         (wl-thread-entity-get-parent-entity
4818                          (wl-thread-get-entity number)))))))
4819       (when (null msg-num)
4820         (wl-summary-set-message-buffer-or-redisplay)
4821         (set-buffer (wl-message-get-original-buffer))
4822         (message "Searching parent message...")
4823         (setq ref (std11-field-body "References")
4824               irt (std11-field-body "In-Reply-To"))
4825         (cond
4826          ((and arg (not (numberp arg)) ref (not (string= ref ""))
4827                (string-match regexp ref))
4828           ;; The first message of the thread.
4829           (setq msg-id (wl-match-string 1 ref)))
4830          ;; "In-Reply-To:" has only one msg-id.
4831          ((and (null arg) irt (not (string= irt ""))
4832                (string-match regexp irt))
4833           (setq msg-id (wl-match-string 1 irt)))
4834          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
4835                (string-match regexp ref))
4836           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
4837           (while (string-match regexp ref)
4838             (setq ref-list
4839                   (append (list
4840                            (wl-match-string 1 ref))
4841                           ref-list))
4842             (setq ref (substring ref (match-end 0)))
4843             (setq i (1+ i)))
4844           (setq msg-id
4845                 (if (null arg) (nth 0 ref-list) ;; previous
4846                   (if (<= arg i) (nth (1- arg) ref-list)
4847                     (nth i ref-list))))))
4848         (set-buffer cur-buf)
4849         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
4850       (cond ((and (null msg-id) (null msg-num))
4851              (message "No parent message!")
4852              nil)
4853             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
4854              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4855              (message "Searching parent message...done")
4856              t)
4857             ((and msg-num (wl-summary-jump-to-msg msg-num))
4858              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
4859              (message "Searching parent message...done")
4860              t)
4861             (t ; failed.
4862              (message "Parent message was not found.")
4863              nil)))))
4864
4865 (defun wl-summary-reply (&optional arg without-setup-hook)
4866   "Reply to current message. Default is \"wide\" reply.
4867 Reply to author if invoked with ARG."
4868   (interactive "P")
4869   (let ((folder wl-summary-buffer-elmo-folder)
4870         (number (wl-summary-message-number))
4871         (summary-buf (current-buffer))
4872         mes-buf)
4873     (when number
4874       (save-excursion
4875         (wl-summary-redisplay-internal folder number))
4876       (setq mes-buf wl-message-buffer)
4877       (wl-message-select-buffer wl-message-buffer)
4878       (set-buffer mes-buf)
4879       (goto-char (point-min))
4880       (unless wl-draft-use-frame
4881         (split-window-vertically)
4882         (other-window 1))
4883       (when (setq mes-buf (wl-message-get-original-buffer))
4884         (wl-draft-reply mes-buf arg summary-buf)
4885         (unless without-setup-hook
4886           (run-hooks 'wl-mail-setup-hook)))
4887       t)))
4888
4889 (defun wl-summary-write ()
4890   "Write a new draft from Summary."
4891   (interactive)
4892   (wl-draft (list (cons 'To ""))
4893             nil nil nil nil (wl-summary-buffer-folder-name))
4894   (run-hooks 'wl-mail-setup-hook)
4895   (mail-position-on-field "To"))
4896
4897 (defvar wl-summary-write-current-folder-functions
4898   '(wl-folder-get-newsgroups
4899     wl-folder-guess-mailing-list-by-refile-rule
4900     wl-folder-guess-mailing-list-by-folder-name)
4901   "Newsgroups or Mailing List address guess functions list.
4902 Call from `wl-summary-write-current-folder'.
4903 When guess function return nil, challenge next guess-function.")
4904
4905 (defun wl-summary-write-current-folder (&optional folder)
4906   "Write message to current FOLDER's newsgroup or mailing-list.
4907 Use function list is `wl-summary-write-current-folder-functions'."
4908   (interactive)
4909   ;; default FOLDER is current buffer folder
4910   (setq folder (or folder (wl-summary-buffer-folder-name)))
4911   (let ((func-list wl-summary-write-current-folder-functions)
4912         guess-list guess-func)
4913     (while func-list
4914       (setq guess-list (funcall (car func-list) folder))
4915       (if (null guess-list)
4916           (setq func-list (cdr func-list))
4917         (setq guess-func (car func-list))
4918         (setq func-list nil)))
4919     (if (null guess-func)
4920         (wl-summary-write)
4921       (unless (or (stringp (nth 0 guess-list))
4922                   (stringp (nth 1 guess-list))
4923                   (stringp (nth 2 guess-list)))
4924         (error "Invalid value return guess function `%s'"
4925                (symbol-name guess-func)))
4926       (wl-draft (list (cons 'To (nth 0 guess-list))
4927                       (cons 'Cc (nth 1 guess-list))
4928                       (cons 'Newsgroups (nth 2 guess-list)))
4929                 nil nil nil nil folder)
4930       (run-hooks 'wl-mail-setup-hook)
4931       (mail-position-on-field "Subject"))))
4932
4933 (defun wl-summary-forward (&optional without-setup-hook)
4934   ""
4935   (interactive)
4936   (let ((folder wl-summary-buffer-elmo-folder)
4937         (number (wl-summary-message-number))
4938         (summary-buf (current-buffer))
4939         (wl-draft-forward t)
4940         mes-buf
4941         entity subject num)
4942     (if (null number)
4943         (message "No message.")
4944       (if (and (elmo-message-use-cache-p folder number)
4945                (eq (elmo-file-cache-status
4946                     (elmo-file-cache-get
4947                      (elmo-message-field folder number 'message-id)))
4948                    'section))
4949           ;; Reload.
4950           (wl-summary-redisplay-internal nil nil 'force-reload)
4951         (wl-summary-redisplay-internal folder number))
4952       (setq mes-buf wl-message-buffer)
4953       (wl-message-select-buffer mes-buf)
4954       (unless wl-draft-use-frame
4955         (split-window-vertically)
4956         (other-window 1))
4957       ;; get original subject.
4958       (if summary-buf
4959           (save-excursion
4960             (set-buffer summary-buf)
4961             (setq subject
4962                   (or (elmo-message-field folder number 'subject) ""))))
4963       (set-buffer mes-buf)
4964       (wl-draft-forward subject summary-buf)
4965       (unless without-setup-hook
4966         (run-hooks 'wl-mail-setup-hook)))))
4967
4968 (defun wl-summary-click (e)
4969   (interactive "e")
4970   (mouse-set-point e)
4971   (wl-summary-read))
4972
4973 (defun wl-summary-read ()
4974   "Proceed reading message in the summary buffer."
4975   (interactive)
4976   (let ((cur-buf (current-buffer)))
4977     (wl-summary-toggle-disp-msg 'on)
4978     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
4979       (set-buffer cur-buf)
4980       (if (wl-message-next-page)
4981           (wl-summary-down t)))))
4982
4983 (defsubst wl-summary-cursor-move-surface (downward interactive)
4984   (if wl-summary-move-direction-toggle
4985       (setq wl-summary-move-direction-downward downward))
4986   (let ((start (point))
4987         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
4988         (skip t)
4989         skip-pmark-regexp goto-next next-entity finfo)
4990     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
4991         ()
4992       (setq skip-pmark-regexp
4993             (wl-regexp-opt (list " "
4994                                  elmo-msgdb-unread-cached-mark
4995                                  elmo-msgdb-important-mark))))
4996     (while (and skip
4997                 (not (if downward (eobp) (bobp))))
4998       (if downward
4999           (forward-line 1)
5000         (forward-line -1))
5001       (setq skip (or (string-match skip-tmark-regexp
5002                                    (save-excursion
5003                                      (wl-summary-temp-mark)))
5004                      (and skip-pmark-regexp
5005                           (not (string-match
5006                                 skip-pmark-regexp
5007                                 (save-excursion
5008                                   (wl-summary-persistent-mark))))))))
5009
5010     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
5011     (if (or (eobp) (and (bobp) skip))
5012         (goto-char start))
5013
5014     (beginning-of-line)
5015
5016     (if (not goto-next)
5017         (if wl-summary-buffer-disp-msg
5018             (wl-summary-redisplay))
5019       (if interactive
5020           (if wl-summary-buffer-next-folder-function
5021               (funcall wl-summary-buffer-next-folder-function)
5022             (when wl-auto-select-next
5023               (setq next-entity
5024                     (if downward
5025                         (wl-summary-get-next-folder)
5026                       (wl-summary-get-prev-folder)))
5027               (if next-entity
5028                   (setq finfo (wl-folder-get-entity-info next-entity))))
5029             (wl-ask-folder
5030              '(lambda () (wl-summary-next-folder-or-exit next-entity))
5031              (format
5032               "No more messages. Type SPC to go to %s."
5033               (wl-summary-entity-info-msg next-entity finfo))))))))
5034
5035 (defun wl-summary-prev (&optional interactive)
5036   (interactive)
5037   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
5038
5039 (defun wl-summary-next (&optional interactive)
5040   (interactive)
5041   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
5042
5043 (defun wl-summary-up (&optional interactive skip-no-unread)
5044   ""
5045   (interactive)
5046   (if wl-summary-move-direction-toggle
5047       (setq wl-summary-move-direction-downward nil))
5048   (if (wl-summary-cursor-up)
5049       (if wl-summary-buffer-disp-msg
5050           (wl-summary-redisplay))
5051     (if (or interactive
5052             (interactive-p))
5053         (if wl-summary-buffer-prev-folder-function
5054             (funcall wl-summary-buffer-prev-folder-function)
5055           (let (next-entity finfo)
5056             (when wl-auto-select-next
5057               (progn
5058                 (setq next-entity (wl-summary-get-prev-unread-folder))
5059                 (if next-entity
5060                     (setq finfo (wl-folder-get-entity-info next-entity)))))
5061             (if (and skip-no-unread
5062                      (eq wl-auto-select-next 'skip-no-unread))
5063                 (wl-summary-next-folder-or-exit next-entity t)
5064               (wl-ask-folder
5065                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
5066                (format
5067                 "No more unread messages. Type SPC to go to %s."
5068                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5069
5070 (defun wl-summary-get-prev-folder ()
5071   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5072         last-entity cur-id)
5073     (when folder-buf
5074       (setq cur-id (save-excursion (set-buffer folder-buf)
5075                                    wl-folder-buffer-cur-entity-id))
5076       (wl-folder-get-prev-folder cur-id))))
5077
5078 (defun wl-summary-get-next-folder ()
5079   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5080         cur-id)
5081     (when folder-buf
5082       (setq cur-id (save-excursion (set-buffer folder-buf)
5083                                    wl-folder-buffer-cur-entity-id))
5084       (wl-folder-get-next-folder cur-id))))
5085
5086 (defun wl-summary-get-next-unread-folder ()
5087   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5088         cur-id)
5089     (when folder-buf
5090       (setq cur-id (save-excursion (set-buffer folder-buf)
5091                                    wl-folder-buffer-cur-entity-id))
5092       (wl-folder-get-next-folder cur-id 'unread))))
5093
5094 (defun wl-summary-get-prev-unread-folder ()
5095   (let ((folder-buf (get-buffer wl-folder-buffer-name))
5096         cur-id)
5097     (when folder-buf
5098       (setq cur-id (save-excursion (set-buffer folder-buf)
5099                                    wl-folder-buffer-cur-entity-id))
5100       (wl-folder-get-prev-folder cur-id 'unread))))
5101
5102 (defun wl-summary-down (&optional interactive skip-no-unread)
5103   (interactive)
5104   (if wl-summary-move-direction-toggle
5105       (setq wl-summary-move-direction-downward t))
5106   (if (wl-summary-cursor-down)
5107       (if wl-summary-buffer-disp-msg
5108           (wl-summary-redisplay))
5109     (if (or interactive
5110             (interactive-p))
5111         (if wl-summary-buffer-next-folder-function
5112             (funcall wl-summary-buffer-next-folder-function)
5113           (let (next-entity finfo)
5114             (when wl-auto-select-next
5115               (setq next-entity (wl-summary-get-next-unread-folder)))
5116             (if next-entity
5117                 (setq finfo (wl-folder-get-entity-info next-entity)))
5118             (if (and skip-no-unread
5119                      (eq wl-auto-select-next 'skip-no-unread))
5120                 (wl-summary-next-folder-or-exit next-entity)
5121               (wl-ask-folder
5122                '(lambda () (wl-summary-next-folder-or-exit next-entity))
5123                (format
5124                 "No more unread messages. Type SPC to go to %s."
5125                 (wl-summary-entity-info-msg next-entity finfo)))))))))
5126
5127 (defun wl-summary-goto-last-displayed-msg ()
5128   (interactive)
5129   (unless wl-summary-buffer-last-displayed-msg
5130     (setq wl-summary-buffer-last-displayed-msg
5131           wl-summary-buffer-current-msg))
5132   (if wl-summary-buffer-last-displayed-msg
5133       (progn
5134         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
5135         (if wl-summary-buffer-disp-msg
5136             (wl-summary-redisplay)))
5137     (message "No last message.")))
5138
5139 (defun wl-summary-redisplay (&optional arg)
5140   (interactive "P")
5141   (if (and (not arg)
5142            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
5143       (wl-summary-redisplay-no-mime)
5144     (wl-summary-redisplay-internal nil nil arg)))
5145
5146 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
5147   (interactive)
5148   (let* ((msgdb (wl-summary-buffer-msgdb))
5149          (folder (or folder wl-summary-buffer-elmo-folder))
5150          (num (or number (wl-summary-message-number)))
5151          (wl-mime-charset      wl-summary-buffer-mime-charset)
5152          (default-mime-charset wl-summary-buffer-mime-charset)
5153          fld-buf fld-win thr-entity)
5154     (if (and wl-thread-open-reading-thread
5155              (eq wl-summary-buffer-view 'thread)
5156              (not (wl-thread-entity-get-opened
5157                    (setq thr-entity (wl-thread-get-entity
5158                                      num))))
5159              (wl-thread-entity-get-children thr-entity))
5160         (wl-thread-force-open))
5161     (if num
5162         (progn
5163           (setq wl-summary-buffer-disp-msg t)
5164           (setq wl-summary-buffer-last-displayed-msg
5165                 wl-summary-buffer-current-msg)
5166           ;; hide folder window
5167           (if (and (not wl-stay-folder-window)
5168                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
5169               (if (setq fld-win (get-buffer-window fld-buf))
5170                   (delete-window fld-win)))
5171           (setq wl-current-summary-buffer (current-buffer))
5172           (wl-summary-mark-as-read
5173            num
5174            ;; not fetched, then change server-mark.
5175            (if (wl-message-redisplay folder num 'mime
5176                                      (or force-reload
5177                                          (string= (elmo-folder-name-internal
5178                                                    folder)
5179                                                   wl-draft-folder)))
5180                nil
5181              ;; plugged, then leave server-mark.
5182              (if (and
5183                   (not
5184                    (elmo-folder-local-p
5185                     wl-summary-buffer-elmo-folder))
5186                   (elmo-folder-plugged-p
5187                    wl-summary-buffer-elmo-folder))
5188                  'leave)))
5189           (setq wl-summary-buffer-current-msg num)
5190           (when wl-summary-recenter
5191             (recenter (/ (- (window-height) 2) 2))
5192             (if (not wl-summary-indent-length-limit)
5193                 (wl-horizontal-recenter)))
5194           (wl-highlight-summary-displaying)
5195           (wl-message-buffer-prefetch-next folder num
5196                                            wl-message-buffer-prefetch-depth
5197                                            (current-buffer)
5198                                            wl-summary-buffer-mime-charset)
5199           (run-hooks 'wl-summary-redisplay-hook))
5200       (message "No message to display."))))
5201
5202 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
5203   "Display message without MIME decoding.
5204 If ASK-CODING is non-nil, coding-system for the message is asked."
5205   (interactive "P")
5206   (let ((elmo-mime-display-as-is-coding-system
5207          (if ask-coding
5208              (or (read-coding-system "Coding system: ")
5209                  elmo-mime-display-as-is-coding-system)
5210            elmo-mime-display-as-is-coding-system)))
5211     (wl-summary-redisplay-no-mime-internal)))
5212
5213 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
5214   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5215          (num (or number (wl-summary-message-number)))
5216          wl-break-pages)
5217     (if num
5218         (progn
5219           (setq wl-summary-buffer-disp-msg t)
5220           (setq wl-summary-buffer-last-displayed-msg
5221                 wl-summary-buffer-current-msg)
5222           (setq wl-current-summary-buffer (current-buffer))
5223           (wl-message-redisplay fld num 'as-is
5224                                 (string= (elmo-folder-name-internal fld)
5225                                          wl-draft-folder))
5226           (wl-summary-mark-as-read num)
5227           (setq wl-summary-buffer-current-msg num)
5228           (when wl-summary-recenter
5229             (recenter (/ (- (window-height) 2) 2))
5230             (if (not wl-summary-indent-length-limit)
5231                 (wl-horizontal-recenter)))
5232           (wl-highlight-summary-displaying)
5233           (run-hooks 'wl-summary-redisplay-hook))
5234       (message "No message to display.")
5235       (wl-ask-folder 'wl-summary-exit
5236                      "No more messages. Type SPC to go to folder mode."))))
5237
5238 (defun wl-summary-redisplay-all-header (&optional folder number)
5239   (interactive)
5240   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
5241          (num (or number (wl-summary-message-number)))
5242          (wl-mime-charset      wl-summary-buffer-mime-charset)
5243          (default-mime-charset wl-summary-buffer-mime-charset))
5244     (if num
5245         (progn
5246           (setq wl-summary-buffer-disp-msg t)
5247           (setq wl-summary-buffer-last-displayed-msg
5248                 wl-summary-buffer-current-msg)
5249           (setq wl-current-summary-buffer (current-buffer))
5250           (if (wl-message-redisplay fld num 'all-header
5251                                     (string= (elmo-folder-name-internal fld)
5252                                              wl-draft-folder))
5253               (wl-summary-mark-as-read num))
5254           (setq wl-summary-buffer-current-msg num)
5255           (when wl-summary-recenter
5256             (recenter (/ (- (window-height) 2) 2))
5257             (if (not wl-summary-indent-length-limit)
5258                 (wl-horizontal-recenter)))
5259           (wl-highlight-summary-displaying)
5260           (run-hooks 'wl-summary-redisplay-hook))
5261       (message "No message to display."))))
5262
5263 (defun wl-summary-jump-to-current-message ()
5264   "Jump into Message buffer."
5265   (interactive)
5266   (let (message-buf message-win)
5267     (if (setq message-buf wl-message-buffer)
5268         (if (setq message-win (get-buffer-window message-buf))
5269             (select-window message-win)
5270           (wl-message-select-buffer wl-message-buffer))
5271       (wl-summary-redisplay)
5272       (wl-message-select-buffer wl-message-buffer))))
5273
5274 (defun wl-summary-cancel-message ()
5275   "Cancel an article on news."
5276   (interactive)
5277   (if (null (wl-summary-message-number))
5278       (message "No message.")
5279     (let ((summary-buf (current-buffer))
5280           message-buf)
5281       (wl-summary-set-message-buffer-or-redisplay)
5282       (if (setq message-buf (wl-message-get-original-buffer))
5283           (set-buffer message-buf))
5284       (unless (wl-message-news-p)
5285         (set-buffer summary-buf)
5286         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5287                      'nntp)
5288                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5289             (progn
5290               (wl-summary-redisplay t)
5291               (wl-summary-supersedes-message))
5292           (error "This is not a news article; supersedes is impossible")))
5293       (when (yes-or-no-p "Do you really want to cancel this article? ")
5294         (let (from newsgroups message-id distribution buf)
5295           (save-excursion
5296             (setq from (std11-field-body "from")
5297                   newsgroups (std11-field-body "newsgroups")
5298                   message-id (std11-field-body "message-id")
5299                   distribution (std11-field-body "distribution"))
5300             ;; Make sure that this article was written by the user.
5301             (unless (wl-address-user-mail-address-p
5302                      (wl-address-header-extract-address
5303                       (car (wl-parse-addresses from))))
5304               (error "This article is not yours"))
5305             ;; Make control message.
5306             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
5307             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
5308             (buffer-disable-undo (current-buffer))
5309             (erase-buffer)
5310             (insert "Newsgroups: " newsgroups "\n"
5311                     "From: " (wl-address-header-extract-address
5312                               wl-from) "\n"
5313                               "Subject: cmsg cancel " message-id "\n"
5314                               "Control: cancel " message-id "\n"
5315                               (if distribution
5316                                   (concat "Distribution: " distribution "\n")
5317                                 "")
5318                               mail-header-separator "\n"
5319                               wl-summary-cancel-message)
5320             (message "Canceling your message...")
5321             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
5322             (message "Canceling your message...done")))))))
5323
5324 (defun wl-summary-supersedes-message ()
5325   "Supersede current message."
5326   (interactive)
5327   (let ((summary-buf (current-buffer))
5328         message-buf from)
5329     (wl-summary-set-message-buffer-or-redisplay)
5330     (if (setq message-buf (wl-message-get-original-buffer))
5331         (set-buffer message-buf))
5332     (unless (wl-message-news-p)
5333       (set-buffer summary-buf)
5334       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
5335                    'nntp)
5336                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
5337           (progn
5338             (wl-summary-redisplay t)
5339             (wl-summary-supersedes-message))
5340         (error "This is not a news article; supersedes is impossible")))
5341     (save-excursion
5342       (setq from (std11-field-body "from"))
5343       ;; Make sure that this article was written by the user.
5344       (unless (wl-address-user-mail-address-p
5345                (wl-address-header-extract-address
5346                 (car (wl-parse-addresses from))))
5347         (error "This article is not yours"))
5348       (let* ((message-id (std11-field-body "message-id"))
5349              (followup-to (std11-field-body "followup-to"))
5350              (mail-default-headers
5351               (concat mail-default-headers
5352                       "Supersedes: " message-id "\n"
5353                       (and followup-to
5354                            (concat "Followup-To: " followup-to "\n")))))
5355         (if message-buf (set-buffer message-buf))
5356         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
5357
5358 (defun wl-summary-save (&optional arg wl-save-dir)
5359   "Save current message to disk."
5360   (interactive)
5361   (let ((filename)
5362         (num (wl-summary-message-number)))
5363     (if (null wl-save-dir)
5364         (setq wl-save-dir wl-temporary-file-directory))
5365     (if num
5366         (save-excursion
5367           (setq filename (expand-file-name
5368                           (int-to-string num)
5369                           wl-save-dir))
5370           (if (null (and arg
5371                          (null (file-exists-p filename))))
5372               (setq filename
5373                     (read-file-name "Save to file: " filename)))
5374
5375           (wl-summary-set-message-buffer-or-redisplay)
5376           (set-buffer (wl-message-get-original-buffer))
5377           (if (and (null arg) (file-exists-p filename))
5378               (if (y-or-n-p "File already exists.  override it? ")
5379                   (write-region (point-min) (point-max) filename))
5380             (write-region (point-min) (point-max) filename)))
5381       (message "No message to save."))
5382     num))
5383
5384 (defun wl-summary-save-region (beg end)
5385   (interactive "r")
5386   (save-excursion
5387     (save-restriction
5388       (narrow-to-region beg end)
5389       (goto-char (point-min))
5390       (let ((wl-save-dir
5391              (wl-read-directory-name "Save to directory: "
5392                                      wl-temporary-file-directory)))
5393         (if (null (file-exists-p wl-save-dir))
5394             (make-directory wl-save-dir))
5395         (if (eq wl-summary-buffer-view 'thread)
5396             (progn
5397               (while (not (eobp))
5398                 (let* ((number (wl-summary-message-number))
5399                        (entity (wl-thread-get-entity number)))
5400                   (if (wl-thread-entity-get-opened entity)
5401                       (wl-summary-save t wl-save-dir)
5402                     ;; closed
5403                     (wl-summary-save t wl-save-dir))
5404                   (forward-line 1))))
5405           (while (not (eobp))
5406             (wl-summary-save t wl-save-dir)
5407             (forward-line 1)))))))
5408
5409 ;; mew-summary-pipe-message()
5410 (defun wl-summary-pipe-message (prefix command)
5411   "Send this message via pipe."
5412   (interactive (list current-prefix-arg nil))
5413   (if (null (wl-summary-message-number))
5414       (message "No message.")
5415     (setq command (read-string "Shell command on message: "
5416                                wl-summary-shell-command-last))
5417     (if (y-or-n-p "Send this message to pipe? ")
5418         (wl-summary-pipe-message-subr prefix command))))
5419
5420 (defun wl-summary-target-mark-pipe (prefix command)
5421   "Send each marked messages via pipe."
5422   (interactive (list current-prefix-arg nil))
5423   (if (null wl-summary-buffer-target-mark-list)
5424       (message "No marked message.")
5425     (setq command (read-string "Shell command on each marked message: "
5426                                wl-summary-shell-command-last))
5427     (when (y-or-n-p "Send each marked message to pipe? ")
5428       (while (car wl-summary-buffer-target-mark-list)
5429         (let ((num (car wl-summary-buffer-target-mark-list)))
5430           (wl-thread-jump-to-msg num)
5431           (wl-summary-pipe-message-subr prefix command)
5432           (wl-summary-unmark num))))))
5433
5434 (defun wl-summary-pipe-message-subr (prefix command)
5435   (save-excursion
5436     (wl-summary-set-message-buffer-or-redisplay)
5437     (set-buffer (wl-message-get-original-buffer))
5438     (if (string= command "")
5439         (setq command wl-summary-shell-command-last))
5440     (goto-char (point-min)) ; perhaps this line won't be necessary
5441     (if prefix
5442         (search-forward "\n\n"))
5443     (shell-command-on-region (point) (point-max) command nil)
5444     (setq wl-summary-shell-command-last command)))
5445
5446 (defun wl-summary-print-message (&optional arg)
5447   (interactive "P")
5448   (if (null (wl-summary-message-number))
5449       (message "No message.")
5450     (save-excursion
5451       (wl-summary-set-message-buffer-or-redisplay)
5452       (if (or (not (interactive-p))
5453               (y-or-n-p "Print ok? "))
5454           (progn
5455             (let ((buffer (generate-new-buffer " *print*")))
5456               (copy-to-buffer buffer (point-min) (point-max))
5457               (set-buffer buffer)
5458               (funcall wl-print-buffer-function)
5459               (kill-buffer buffer)))
5460         (message "")))))
5461
5462 (defun wl-summary-print-message-with-ps-print (&optional filename)
5463   "Print message via ps-print."
5464   (interactive)
5465   (if (null (wl-summary-message-number))
5466       (message "No message.")
5467     (setq filename (ps-print-preprint current-prefix-arg))
5468     (if (or (not (interactive-p))
5469             (y-or-n-p "Print ok? "))
5470         (let ((summary-buffer (current-buffer))
5471               wl-break-pages)
5472           (save-excursion
5473             (wl-summary-set-message-buffer-or-redisplay)
5474             ;; (wl-summary-redisplay-internal)
5475             (let* ((buffer (generate-new-buffer " *print*"))
5476                    (entity (progn
5477                              (set-buffer summary-buffer)
5478                              (assoc (cdr (assq
5479                                           (wl-summary-message-number)
5480                                           (elmo-msgdb-get-number-alist
5481                                            (wl-summary-buffer-msgdb))))
5482                                     (elmo-msgdb-get-overview
5483                                      (wl-summary-buffer-msgdb)))))
5484                    (wl-ps-subject
5485                     (and entity
5486                          (or (elmo-msgdb-overview-entity-get-subject entity)
5487                              "")))
5488                    (wl-ps-from
5489                     (and entity
5490                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
5491                    (wl-ps-date
5492                     (and entity
5493                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
5494               (run-hooks 'wl-ps-preprint-hook)
5495               (set-buffer wl-message-buffer)
5496               (copy-to-buffer buffer (point-min) (point-max))
5497               (set-buffer buffer)
5498               (unwind-protect
5499                   (let ((ps-left-header
5500                          (list (concat "(" wl-ps-subject ")")
5501                                (concat "(" wl-ps-from ")")))
5502                         (ps-right-header
5503                          (list "/pagenumberstring load"
5504                                (concat "(" wl-ps-date ")"))))
5505                     (run-hooks 'wl-ps-print-hook)
5506                     (funcall wl-ps-print-buffer-function filename))
5507                 (kill-buffer buffer)))))
5508       (message ""))))
5509
5510 (if (featurep 'ps-print) ; ps-print is available.
5511     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
5512
5513 (defun wl-summary-target-mark-print ()
5514   (interactive)
5515   (if (null wl-summary-buffer-target-mark-list)
5516       (message "No marked message.")
5517     (when (y-or-n-p "Print all marked messages. OK? ")
5518       (while (car wl-summary-buffer-target-mark-list)
5519         (let ((num (car wl-summary-buffer-target-mark-list)))
5520           (wl-thread-jump-to-msg num)
5521           (wl-summary-print-message)
5522           (wl-summary-unmark num))))))
5523
5524 (defun wl-summary-folder-info-update ()
5525   (let ((folder (elmo-string (wl-summary-buffer-folder-name)))
5526         (num-db (elmo-msgdb-get-number-alist
5527                  (wl-summary-buffer-msgdb))))
5528     (wl-folder-set-folder-updated folder
5529                                   (list 0
5530                                         (+ wl-summary-buffer-unread-count
5531                                            wl-summary-buffer-new-count)
5532                                         (length num-db)))))
5533
5534 (defun wl-summary-get-original-buffer ()
5535   "Get original buffer for the current summary."
5536   (save-excursion
5537     (wl-summary-set-message-buffer-or-redisplay)
5538     (wl-message-get-original-buffer)))
5539
5540 (defun wl-summary-pack-number (&optional arg)
5541   (interactive "P")
5542   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
5543   (let (wl-use-scoring)
5544     (wl-summary-rescan)))
5545
5546 (defun wl-summary-target-mark-uudecode ()
5547   (interactive)
5548   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
5549         (summary-buf (current-buffer))
5550         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
5551         orig-buf i k filename rc errmsg)
5552     (setq i 1)
5553     (setq k (length mlist))
5554     (set-buffer tmp-buf)
5555     (erase-buffer)
5556     (save-window-excursion
5557       (while mlist
5558         (set-buffer summary-buf)
5559         (wl-summary-jump-to-msg (car mlist))
5560         (wl-summary-redisplay)
5561         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
5562         (goto-char (point-min))
5563         (cond ((= i 1) ; first
5564                (if (setq filename (wl-message-uu-substring
5565                                    orig-buf tmp-buf t
5566                                    (= i k)))
5567                    nil
5568                  (error "Can't find begin line")))
5569               ((< i k)
5570                (wl-message-uu-substring orig-buf tmp-buf))
5571               (t ; last
5572                (wl-message-uu-substring orig-buf tmp-buf nil t)))
5573         (setq i (1+ i))
5574         (setq mlist (cdr mlist)))
5575       (set-buffer tmp-buf)
5576       (message "Exec %s..." wl-prog-uudecode)
5577       (unwind-protect
5578           (let ((decode-dir wl-temporary-file-directory))
5579             (if (not wl-prog-uudecode-no-stdout-option)
5580                 (setq filename (read-file-name "Save to file: "
5581                                                (expand-file-name
5582                                                 (elmo-safe-filename filename)
5583                                                 wl-temporary-file-directory)))
5584               (setq decode-dir
5585                     (wl-read-directory-name "Save to directory: "
5586                                             wl-temporary-file-directory))
5587               (setq filename (expand-file-name filename decode-dir)))
5588             (if (file-exists-p filename)
5589                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
5590                                          filename))
5591                     (error "")))
5592             (elmo-bind-directory
5593              decode-dir
5594              (setq rc
5595                    (as-binary-process
5596                     (apply 'call-process-region (point-min) (point-max)
5597                            wl-prog-uudecode t (current-buffer) nil
5598                            wl-prog-uudecode-arg))))
5599             (when (not (= 0 rc))
5600               (setq errmsg (buffer-substring (point-min)(point-max)))
5601               (error "Uudecode error: %s" errmsg))
5602             (if (not wl-prog-uudecode-no-stdout-option)
5603                 (let (file-name-handler-alist) ;; void jka-compr
5604                   (as-binary-output-file
5605                    (write-region (point-min) (point-max)
5606                                  filename nil 'no-msg))))
5607             (save-excursion
5608               (set-buffer summary-buf)
5609               (wl-summary-delete-all-temp-marks))
5610             (if (file-exists-p filename)
5611                 (message "Saved as %s" filename)))
5612         (kill-buffer tmp-buf)))))
5613
5614 ;; Someday
5615 ;; (defun wl-summary-drop-unsync ()
5616 ;;   "Drop all unsync messages."
5617 ;;   (interactive)
5618 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
5619 ;;       (error "You cannot drop unsync messages in this folder"))
5620 ;;   (if (or (not (interactive-p))
5621 ;;        (y-or-n-p "Drop all unsync messages? "))
5622 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
5623 ;;                         (wl-summary-buffer-folder-name)))
5624 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
5625 ;;           (sum 0)
5626 ;;           (multi-num 0)
5627 ;;           pair)
5628 ;;      (message "Dropping...")
5629 ;;      (while folder-list
5630 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
5631 ;;        (when is-multi ;; dirty hack...
5632 ;;          (incf multi-num)
5633 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
5634 ;;                          (car pair))))
5635 ;;        (elmo-msgdb-set-number-alist
5636 ;;         (wl-summary-buffer-msgdb)
5637 ;;         (nconc
5638 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
5639 ;;          (list (cons (car pair) nil))))
5640 ;;        (setq sum (+ sum (cdr pair)))
5641 ;;        (setq folder-list (cdr folder-list)))
5642 ;;      (wl-summary-set-message-modified)
5643 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
5644 ;;                                    (list 0
5645 ;;                                          (+ wl-summary-buffer-unread-count
5646 ;;                                             wl-summary-buffer-new-count)
5647 ;;                                          sum))
5648 ;;      (message "Dropping...done"))))
5649
5650 (defun wl-summary-default-get-next-msg (msg)
5651   (or (wl-summary-next-message msg
5652                                (if wl-summary-move-direction-downward 'down
5653                                  'up)
5654                                nil)
5655       (cadr (memq msg (if wl-summary-move-direction-downward
5656                           wl-summary-buffer-number-list
5657                         (reverse wl-summary-buffer-number-list))))))
5658
5659 (defun wl-summary-save-current-message ()
5660   "Save current message for `wl-summary-yank-saved-message'."
5661   (interactive)
5662   (let ((number (wl-summary-message-number)))
5663     (setq wl-summary-buffer-saved-message number)
5664     (and number (message "No: %s is saved." number))))
5665
5666 (defun wl-summary-yank-saved-message ()
5667   "Set current message as a parent of the saved message."
5668   (interactive)
5669   (if wl-summary-buffer-saved-message
5670       (let ((number (wl-summary-message-number)))
5671         (if (eq wl-summary-buffer-saved-message number)
5672             (message "Cannot set itself as a parent.")
5673           (save-excursion
5674             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
5675             (wl-thread-set-parent number)
5676             (wl-summary-set-thread-modified))
5677           (setq  wl-summary-buffer-saved-message nil)))
5678     (message "There's no saved message.")))
5679
5680 (require 'product)
5681 (product-provide (provide 'wl-summary) (require 'wl-version))
5682
5683 ;;; wl-summary.el ends here