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-temp-mark-list nil)
  81 (defvar wl-summary-buffer-last-displayed-msg nil)
  82 (defvar wl-summary-buffer-current-msg nil)
  83 (defvar wl-summary-buffer-unread-count 0)
  84 (defvar wl-summary-buffer-new-count    0)
  85 (defvar wl-summary-buffer-answered-count 0)
  86 (defvar wl-summary-buffer-mime-charset  nil)
  87 (defvar wl-summary-buffer-weekday-name-lang  nil)
  88 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  89 (defvar wl-summary-buffer-view nil)
  90 (defvar wl-summary-buffer-message-modified nil)
  91 (defvar wl-summary-buffer-thread-modified nil)
  92
  93 (defvar wl-summary-buffer-number-column nil)
  94 (defvar wl-summary-buffer-temp-mark-column nil)
  95 (defvar wl-summary-buffer-persistent-mark-column nil)
  96
  97 (defvar wl-summary-buffer-persistent nil)
  98 (defvar wl-summary-buffer-thread-nodes nil)
  99 (defvar wl-summary-buffer-target-mark-list nil)
 100 (defvar wl-summary-buffer-prev-refile-destination nil)
 101 (defvar wl-summary-buffer-prev-copy-destination nil)
 102 (defvar wl-summary-buffer-saved-message nil)
 103 (defvar wl-summary-buffer-prev-folder-function nil)
 104 (defvar wl-summary-buffer-next-folder-function nil)
 105 (defvar wl-summary-buffer-exit-function nil)
 106 (defvar wl-summary-buffer-next-message-function nil)
 107 (defvar wl-summary-buffer-number-list nil)
 108 (defvar wl-summary-buffer-msgdb nil)
 109 (defvar wl-summary-buffer-folder-name nil)
 110 (defvar wl-summary-buffer-line-formatter nil)
 111 (defvar wl-summary-buffer-line-format nil)
 112 (defvar wl-summary-buffer-mode-line-formatter nil)
 113 (defvar wl-summary-buffer-mode-line nil)
 114
 115 (defvar wl-thread-indent-level-internal nil)
 116 (defvar wl-thread-have-younger-brother-str-internal nil)
 117 (defvar wl-thread-youngest-child-str-internal nil)
 118 (defvar wl-thread-vertical-str-internal nil)
 119 (defvar wl-thread-horizontal-str-internal nil)
 120 (defvar wl-thread-space-str-internal nil)
 121 (defvar wl-summary-last-visited-folder nil)
 122 (defvar wl-read-folder-hist nil)
 123 (defvar wl-summary-scored nil)
 124 (defvar wl-crosspost-alist-modified nil)
 125 (defvar wl-summary-alike-hashtb nil)
 126 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 127 (defvar wl-summary-delayed-update nil)
 128 (defvar wl-summary-search-buf-folder-name nil)
 129
 130 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 131
 132 (defvar wl-summary-shell-command-last "")
 133
 134 (defvar wl-ps-preprint-hook nil)
 135 (defvar wl-ps-print-hook nil)
 136
 137 (make-variable-buffer-local 'wl-summary-buffer-elmo-folder)
 138 (make-variable-buffer-local 'wl-summary-search-buf-folder-name)
 139 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 140 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 141 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 142 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-list)
 143 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 144 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 145 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 146 (make-variable-buffer-local 'wl-summary-buffer-answered-count)
 147 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 148 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 149 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 150 (make-variable-buffer-local 'wl-summary-buffer-view)
 151 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 152 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 153 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 154 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-column)
 155 (make-variable-buffer-local 'wl-summary-buffer-persistent-mark-column)
 156 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 157 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 158 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 159 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 160 (make-variable-buffer-local 'wl-summary-scored)
 161 (make-variable-buffer-local 'wl-summary-default-score)
 162 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 163 (make-variable-buffer-local 'wl-summary-important-above)
 164 (make-variable-buffer-local 'wl-summary-target-above)
 165 (make-variable-buffer-local 'wl-summary-mark-below)
 166 (make-variable-buffer-local 'wl-summary-expunge-below)
 167 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 168 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 169 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 170 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 171 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 172 (make-variable-buffer-local 'wl-thread-space-str-internal)
 173 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-function)
 174 (make-variable-buffer-local 'wl-summary-buffer-next-folder-function)
 175 (make-variable-buffer-local 'wl-summary-buffer-exit-function)
 176 (make-variable-buffer-local 'wl-summary-buffer-next-message-function)
 177 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 178 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 179 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 180 (make-variable-buffer-local 'wl-summary-buffer-line-formatter)
 181 (make-variable-buffer-local 'wl-summary-buffer-line-format)
 182 (make-variable-buffer-local 'wl-summary-buffer-mode-line-formatter)
 183 (make-variable-buffer-local 'wl-summary-buffer-mode-line)
 184
 185 (defvar wl-datevec)
 186 (defvar wl-thr-indent-string)
 187 (defvar wl-thr-children-number)
 188 (defvar wl-thr-linked)
 189 (defvar wl-message-entity)
 190 (defvar wl-parent-message-entity)
 191 (defvar wl-temp-mark)
 192 (defvar wl-persistent-mark)
 193
 194 (defmacro wl-summary-sticky-buffer-name (name)
 195   (` (concat wl-summary-buffer-name ":" (, name))))
 196
 197 (defun wl-summary-default-subject (subject-string)
 198   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 199       (substring subject-string (match-end 0))
 200     subject-string))
 201
 202 (defun wl-summary-default-from (from)
 203   "Instance of `wl-summary-from-function'.
 204 Ordinarily returns the sender name. Returns recipient names if (1)
 205 summary's folder name matches with `wl-summary-showto-folder-regexp'
 206 and (2) sender address is yours.
 207
 208 See also variable `wl-use-petname'."
 209   (let (retval tos ng)
 210     (unless
 211         (and (eq major-mode 'wl-summary-mode)
 212              (stringp wl-summary-showto-folder-regexp)
 213              (string-match wl-summary-showto-folder-regexp
 214                            (wl-summary-buffer-folder-name))
 215              (wl-address-user-mail-address-p from)
 216              (cond
 217               ((and (setq tos (elmo-message-entity-field
 218                                wl-message-entity 'to t))
 219                     (not (string= "" tos)))
 220                (setq retval
 221                      (concat "To:"
 222                              (mapconcat
 223                               (function
 224                                (lambda (to)
 225                                  (eword-decode-string
 226                                   (if wl-use-petname
 227                                       (or
 228                                        (funcall
 229                                         wl-summary-get-petname-function to)
 230                                        (car
 231                                         (std11-extract-address-components to))
 232                                        to)
 233                                     to))))
 234                               (wl-parse-addresses tos)
 235                               ","))))
 236               ((setq ng (elmo-message-entity-field
 237                          wl-message-entity 'newsgroups))
 238                (setq retval (concat "Ng:" ng)))))
 239       (if wl-use-petname
 240           (setq retval (or (funcall wl-summary-get-petname-function from)
 241                            (car (std11-extract-address-components from))
 242                            from))
 243         (setq retval from)))
 244     retval))
 245
 246 (defun wl-summary-simple-from (string)
 247   (if wl-use-petname
 248       (or (funcall wl-summary-get-petname-function string)
 249           (car (std11-extract-address-components string))
 250           string)
 251     string))
 252
 253 (defvar wl-summary-sort-specs '(number date subject from list-info))
 254 (defvar wl-summary-default-sort-spec 'date)
 255
 256 (defvar wl-summary-mode-menu-spec
 257   '("Summary"
 258     ["Read" wl-summary-read t]
 259     ["Prev page" wl-summary-prev-page t]
 260     ["Next page" wl-summary-next-page t]
 261     ["Top"       wl-summary-display-top t]
 262     ["Bottom"    wl-summary-display-bottom t]
 263     ["Prev"      wl-summary-prev t]
 264     ["Next"      wl-summary-next t]
 265     ["Up"        wl-summary-up t]
 266     ["Down"      wl-summary-down t]
 267     ["Parent message" wl-summary-jump-to-parent-message t]
 268     "----"
 269     ["Sync"            wl-summary-sync t]
 270     ["Execute"         wl-summary-exec t]
 271     ["Go to other folder" wl-summary-goto-folder t]
 272     ["Pick" wl-summary-pick t]
 273     ["Mark as read all" wl-summary-mark-as-read-all t]
 274     ["Unmark all"      wl-summary-unmark-all t]
 275     ["Toggle display message" wl-summary-toggle-disp-msg t]
 276     ["Display folder" wl-summary-toggle-disp-folder t]
 277     ["Toggle threading" wl-summary-toggle-thread t]
 278     ["Stick" wl-summary-stick t]
 279     ("Sort"
 280      ["By Number" wl-summary-sort-by-number t]
 281      ["By Date" wl-summary-sort-by-date t]
 282      ["By From" wl-summary-sort-by-from t]
 283      ["By Subject" wl-summary-sort-by-subject t]
 284      ["By List Info" wl-summary-sort-by-list-info t])
 285     "----"
 286     ("Message Operation"
 287      ["Mark as read"    wl-summary-mark-as-read t]
 288      ["Mark as important" wl-summary-mark-as-important t]
 289      ["Mark as unread"   wl-summary-mark-as-unread t]
 290      ["Set dispose mark" wl-summary-dispose t]
 291      ["Set refile mark" wl-summary-refile t]
 292      ["Set copy mark"   wl-summary-copy t]
 293      ["Set resend mark" wl-summary-resend t]
 294      ["Prefetch"        wl-summary-prefetch t]
 295      ["Set target mark" wl-summary-target-mark t]
 296      ["Unmark"          wl-summary-unmark t]
 297      ["Save"            wl-summary-save t]
 298      ["Cancel posted news" wl-summary-cancel-message t]
 299      ["Supersedes message" wl-summary-supersedes-message t]
 300      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 301      ["Enter the message" wl-summary-jump-to-current-message t]
 302      ["Pipe message" wl-summary-pipe-message t]
 303      ["Print message" wl-summary-print-message t])
 304     ("Thread Operation"
 305      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 306      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 307      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 308      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 309      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 310      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 311      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 312      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 313      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 314      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 315      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 316      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 317      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 318      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 319     ("Region Operation"
 320      ["Mark as read" wl-summary-mark-as-read-region t]
 321      ["Mark as important" wl-summary-mark-as-important-region t]
 322      ["Mark as unread" wl-summary-mark-as-unread-region t]
 323      ["Set dispose mark" wl-summary-dispose-region t]
 324      ["Set refile mark" wl-summary-refile-region t]
 325      ["Set copy mark" wl-summary-copy-region t]
 326      ["Prefetch" wl-summary-prefetch-region t]
 327      ["Set target mark" wl-summary-target-mark-region t]
 328      ["Unmark" wl-summary-unmark-region t]
 329      ["Save" wl-summary-save-region t]
 330      ["Execute" wl-summary-exec-region t])
 331     ("Mark Operation"
 332      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 333      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 334      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 335      ["Set delete mark" wl-summary-target-mark-delete t]
 336      ["Set refile mark" wl-summary-target-mark-refile t]
 337      ["Set copy mark" wl-summary-target-mark-copy t]
 338      ["Prefetch" wl-summary-target-mark-prefetch t]
 339      ["Save" wl-summary-target-mark-save t]
 340      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 341      ["Forward" wl-summary-target-mark-forward t]
 342      ["uudecode" wl-summary-target-mark-uudecode t])
 343     ("Score Operation"
 344      ["Switch current score file" wl-score-change-score-file t]
 345      ["Edit current score file" wl-score-edit-current-scores t]
 346      ["Edit score file" wl-score-edit-file t]
 347      ["Set mark below" wl-score-set-mark-below t]
 348      ["Set expunge below" wl-score-set-expunge-below t]
 349      ["Rescore buffer" wl-summary-rescore t]
 350      ["Increase score" wl-summary-increase-score t]
 351      ["Lower score" wl-summary-lower-score t])
 352     "----"
 353     ("Writing Messages"
 354      ["Write a message" wl-summary-write t]
 355      ["Write for current folder" wl-summary-write-current-folder t]
 356      ["Reply" wl-summary-reply t]
 357      ["Reply with citation" wl-summary-reply-with-citation t]
 358      ["Forward" wl-summary-forward t])
 359     "----"
 360     ["Toggle Plug Status" wl-toggle-plugged t]
 361     ["Change Plug Status" wl-plugged-change t]
 362     "----"
 363     ["Exit Current Folder" wl-summary-exit t]))
 364
 365 (if wl-on-xemacs
 366     (defun wl-summary-setup-mouse ()
 367       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 368       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 369       (define-key wl-summary-mode-map [(shift button4)]
 370         'wl-summary-up)
 371       (define-key wl-summary-mode-map [(shift button5)]
 372         'wl-summary-down)
 373       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 374   (defun wl-summary-setup-mouse ()
 375     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 376     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 377     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 378     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 379     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 380
 381 (if wl-summary-mode-map
 382     ()
 383   (setq wl-summary-mode-map (make-sparse-keymap))
 384   (define-key wl-summary-mode-map " "    'wl-summary-read)
 385   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 386   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 387   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 388   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 389   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 390   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 391   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 392   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 393   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 394   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 395   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 396   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 397   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 398   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 399   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 400
 401   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 402   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 403   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 404   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 405   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 406   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 407   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 408   (define-key wl-summary-mode-map "&"    'wl-summary-mark-as-answered)
 409   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 410
 411   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 412   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 413   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 414   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 415   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 416   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 417   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 418   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 419   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 420   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 421   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 422   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 423   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 424   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 425   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 426   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 427   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 428   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 429   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 430   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 431   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 432
 433   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 434   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 435   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 436   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 437   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 438   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 439
 440   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 441   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 442   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 443   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 444
 445   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 446   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 447   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 448
 449   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 450   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 451   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 452
 453   ;; copy & paste.
 454   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 455   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 456
 457   ;; line commands
 458   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 459   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 460   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 461   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 462   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 463   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 464   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 465   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 466   (define-key wl-summary-mode-map "d"    'wl-summary-dispose)
 467   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 468   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 469   (define-key wl-summary-mode-map "D"    'wl-summary-delete)
 470   (define-key wl-summary-mode-map "~"    'wl-summary-resend)
 471
 472   ;; thread commands
 473   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 474   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 475   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 476   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 477   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 478   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 479   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 480   (define-key wl-summary-mode-map "td" 'wl-thread-dispose)
 481   (define-key wl-summary-mode-map "tD" 'wl-thread-delete)
 482   (define-key wl-summary-mode-map "t~" 'wl-thread-resend)
 483   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 484   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 485   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 486   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 487   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 488
 489   ;; target-mark commands
 490   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 491   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 492   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 493   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 494   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-dispose)
 495   (define-key wl-summary-mode-map "mD"   'wl-summary-target-mark-delete)
 496   (define-key wl-summary-mode-map "m~"   'wl-summary-target-mark-resend)
 497
 498   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 499
 500   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 501   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 502   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 503   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 504   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 505   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 506   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 507   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 508   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 509   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 510   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 511   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 512
 513   ;; region commands
 514   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 515   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 516   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 517   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 518   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 519   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 520   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 521   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 522   (define-key wl-summary-mode-map "rd"   'wl-summary-dispose-region)
 523   (define-key wl-summary-mode-map "rD"   'wl-summary-delete-region)
 524   (define-key wl-summary-mode-map "r~"   'wl-summary-resend-region)
 525   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 526   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 527   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 528   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 529
 530   ;; score commands
 531   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 532   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 533   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 534   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 535   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 536   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 537   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 538   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 539   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 540   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 541
 542   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 543   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 544   ;;
 545   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 546   (wl-summary-setup-mouse)
 547   (easy-menu-define
 548    wl-summary-mode-menu
 549    wl-summary-mode-map
 550    "Menu used in Summary mode."
 551    wl-summary-mode-menu-spec))
 552
 553 (defsubst wl-summary-message-visible-p (number)
 554   "Return non-nil if the message with NUMBER is visible."
 555   (or (eq wl-summary-buffer-view 'sequence)
 556       (not (wl-thread-entity-parent-invisible-p
 557             (wl-thread-get-entity number)))))
 558
 559 (defun wl-status-update ()
 560   (interactive)
 561   (wl-address-init))
 562
 563 (defun wl-summary-display-top ()
 564   (interactive)
 565   (goto-char (point-min))
 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-display-bottom ()
 572   (interactive)
 573   (goto-char (point-max))
 574   (forward-line -1)
 575   (when wl-summary-lazy-highlight
 576     (wl-highlight-summary-window))
 577   (if wl-summary-buffer-disp-msg
 578       (wl-summary-redisplay)))
 579
 580 (defun wl-summary-count-unread ()
 581   (let ((lst (elmo-folder-count-flags wl-summary-buffer-elmo-folder)))
 582     (if (eq major-mode 'wl-summary-mode)
 583         (setq wl-summary-buffer-new-count (car lst)
 584               wl-summary-buffer-unread-count (nth 1 lst)
 585               wl-summary-buffer-answered-count (nth 2 lst)))
 586     lst))
 587
 588 (defun wl-summary-message-string (&optional use-cache)
 589   "Return full body string of current message.
 590 If optional USE-CACHE is non-nil, use cache if exists."
 591   (let ((number (wl-summary-message-number))
 592         (folder wl-summary-buffer-elmo-folder))
 593     (if (null number)
 594         (message "No message.")
 595       (elmo-set-work-buf
 596        (elmo-message-fetch folder
 597                            number
 598                            (elmo-make-fetch-strategy
 599                             'entire
 600                             use-cache ; use cache
 601                             nil ; save cache (should `t'?)
 602                             (and
 603                              use-cache
 604                              (elmo-file-cache-get-path
 605                               (elmo-message-field folder number 'message-id))))
 606                            nil
 607                            (current-buffer)
 608                            'unread)
 609        (buffer-string)))))
 610
 611 (defun wl-summary-reedit (&optional arg)
 612   "Re-edit current message.
 613 If ARG is non-nil, Supersedes message"
 614   (interactive "P")
 615   (wl-summary-toggle-disp-msg 'off)
 616   (cond
 617    ((not (wl-summary-message-number))
 618     (message "No message."))
 619    (arg
 620     (wl-summary-supersedes-message))
 621    ((string= (wl-summary-buffer-folder-name) wl-draft-folder)
 622     (wl-draft-reedit (wl-summary-message-number))
 623     (if (wl-message-news-p)
 624         (mail-position-on-field "Newsgroups")
 625       (mail-position-on-field "To")))
 626    (t
 627     (wl-draft-edit-string (wl-summary-message-string)))))
 628
 629 (defun wl-summary-resend-bounced-mail ()
 630   "Re-mail the current message.
 631 This only makes sense if the current message is a bounce message which
 632 contains some mail you have written but has been bounced back to
 633 you."
 634   (interactive)
 635   (wl-summary-toggle-disp-msg 'off)
 636   (save-excursion
 637     (wl-summary-set-message-buffer-or-redisplay)
 638     (set-buffer (wl-message-get-original-buffer))
 639     (goto-char (point-min))
 640     (let ((case-fold-search nil))
 641       (cond
 642        ((and
 643          (re-search-forward
 644           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 645          (not (bolp))
 646          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 647         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 648               start)
 649           (cond
 650            ((and (setq start (re-search-forward
 651                               (concat "^--" boundary "\n"
 652                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 653                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 654                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 655                                       "\\(.+\n\\)*\n") nil t))
 656                  (re-search-forward
 657                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 658             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 659            (t
 660             (message "Seems no message/rfc822 part.")))))
 661        ((let ((case-fold-search t))
 662           (re-search-forward wl-rejected-letter-start nil t))
 663         (skip-chars-forward " \t\n")
 664         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 665        (t
 666         (message "Does not appear to be a rejected letter."))))))
 667
 668 (defun wl-summary-detect-mark-position ()
 669   (let ((column wl-summary-buffer-number-column)
 670         (formatter wl-summary-buffer-line-formatter)
 671         (dummy-temp (char-to-string 200))
 672         (dummy-persistent (char-to-string 201))
 673         temp persistent)
 674     (with-temp-buffer
 675       (setq wl-summary-buffer-number-column column
 676             wl-summary-buffer-line-formatter formatter)
 677       (insert
 678        (wl-summary-create-line
 679         (elmo-msgdb-make-message-entity
 680          :number 10000
 681          :from "foo"
 682          :subject "bar"
 683          :size 100)
 684         nil
 685         dummy-temp
 686         dummy-persistent))
 687       (goto-char (point-min))
 688       (setq temp (save-excursion
 689                    (when (search-forward dummy-temp nil t)
 690                      (current-column)))
 691             persistent (save-excursion
 692                          (when (search-forward dummy-persistent nil t)
 693                            (current-column)))))
 694     (setq wl-summary-buffer-temp-mark-column temp
 695           wl-summary-buffer-persistent-mark-column persistent)))
 696
 697 (defun wl-summary-buffer-set-folder (folder)
 698   (if (stringp folder)
 699       (setq folder (wl-folder-get-elmo-folder folder)))
 700   (setq wl-summary-buffer-elmo-folder folder)
 701   (make-local-variable 'wl-message-buffer)
 702   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 703                                             wl-folder-mime-charset-alist
 704                                             (elmo-folder-name-internal folder))
 705                                            wl-mime-charset))
 706   (setq wl-summary-buffer-weekday-name-lang
 707         (or (wl-get-assoc-list-value
 708              wl-folder-weekday-name-lang-alist
 709              (elmo-folder-name-internal folder))
 710             wl-summary-weekday-name-lang))
 711   (setq wl-summary-buffer-thread-indent-set
 712         (wl-get-assoc-list-value
 713          wl-folder-thread-indent-set-alist
 714          (elmo-folder-name-internal folder)))
 715   (setq wl-summary-buffer-number-column
 716         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 717                                      (wl-summary-buffer-folder-name))
 718             wl-summary-default-number-column))
 719   (wl-line-formatter-setup
 720    wl-summary-buffer-line-formatter
 721    (setq wl-summary-buffer-line-format
 722          (or (wl-get-assoc-list-value
 723               wl-folder-summary-line-format-alist
 724               (elmo-folder-name-internal folder))
 725              wl-summary-line-format))
 726    wl-summary-line-format-spec-alist)
 727   (wl-line-formatter-setup
 728    wl-summary-buffer-mode-line-formatter
 729    wl-summary-mode-line-format
 730    wl-summary-mode-line-format-spec-alist)
 731   (wl-summary-detect-mark-position)
 732   (setq wl-summary-buffer-persistent
 733         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 734   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 735   ;; process duplicates.
 736   (elmo-folder-set-process-duplicates-internal
 737    folder (cdr (elmo-string-matched-assoc
 738                 (elmo-folder-name-internal folder)
 739                 wl-folder-process-duplicates-alist)))
 740   (setq
 741    wl-thread-indent-level-internal
 742    (or (nth 0 wl-summary-buffer-thread-indent-set)
 743        wl-thread-indent-level)
 744    wl-thread-have-younger-brother-str-internal
 745    (or (nth 1 wl-summary-buffer-thread-indent-set)
 746        wl-thread-have-younger-brother-str)
 747    wl-thread-youngest-child-str-internal
 748    (or (nth 2 wl-summary-buffer-thread-indent-set)
 749        wl-thread-youngest-child-str)
 750    wl-thread-vertical-str-internal
 751    (or (nth 3 wl-summary-buffer-thread-indent-set)
 752        wl-thread-vertical-str)
 753    wl-thread-horizontal-str-internal
 754    (or (nth 4 wl-summary-buffer-thread-indent-set)
 755        wl-thread-horizontal-str)
 756    wl-thread-space-str-internal
 757    (or (nth 5 wl-summary-buffer-thread-indent-set)
 758        wl-thread-space-str))
 759   (run-hooks 'wl-summary-buffer-set-folder-hook))
 760
 761 (defun wl-summary-mode ()
 762   "Major mode for reading threaded messages.
 763 See Info under Wanderlust for full documentation.
 764
 765 Special commands:
 766 \\{wl-summary-mode-map}
 767
 768 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 769   (interactive)
 770   (unless (interactive-p) (kill-all-local-variables))
 771   (setq major-mode 'wl-summary-mode)
 772   (setq mode-name "Summary")
 773   (use-local-map wl-summary-mode-map)
 774 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 775   (setq buffer-read-only t)
 776   (setq truncate-lines t)
 777 ;;;(make-local-variable 'tab-width)
 778 ;;;(setq tab-width 1)
 779   (buffer-disable-undo (current-buffer))
 780   (setq selective-display t
 781         selective-display-ellipses nil)
 782   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 783   (easy-menu-add wl-summary-mode-menu)
 784   (when wl-summary-lazy-highlight
 785     (if wl-on-xemacs
 786         (progn
 787           (make-local-variable 'pre-idle-hook)
 788           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 789       (make-local-variable 'window-scroll-functions)
 790       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 791   ;; This hook may contain the function `wl-setup-summary' for reasons
 792   ;; of system internal to accord facilities for the Emacs variants.
 793   (run-hooks 'wl-summary-mode-hook))
 794
 795 ;;;
 796 (defun wl-summary-overview-entity-compare-by-date (x y)
 797   "Compare entity X and Y by date."
 798   (condition-case nil
 799       (string<
 800        (timezone-make-date-sortable
 801         (elmo-message-entity-field x 'date))
 802        (timezone-make-date-sortable
 803         (elmo-message-entity-field y 'date)))
 804     (error))) ;; ignore error.
 805
 806 (defun wl-summary-overview-entity-compare-by-number (x y)
 807    "Compare entity X and Y by number."
 808   (<
 809    (elmo-message-entity-number x)
 810    (elmo-message-entity-number y)))
 811
 812 (defun wl-summary-overview-entity-compare-by-from (x y)
 813   "Compare entity X and Y by from."
 814   (string<
 815    (wl-address-header-extract-address
 816     (or (elmo-message-entity-field x 'from)
 817         wl-summary-no-from-message))
 818    (wl-address-header-extract-address
 819     (or (elmo-message-entity-field y 'from)
 820         wl-summary-no-from-message))))
 821
 822 (defun wl-summary-overview-entity-compare-by-subject (x y)
 823   "Compare entity X and Y by subject."
 824   (string< (elmo-message-entity-field x 'subject)
 825            (elmo-message-entity-field y 'subject)))
 826
 827 (defun wl-summary-get-list-info (entity)
 828   "Returns (\"ML-name\" . ML-count) of ENTITY."
 829   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 830     (setq sequence (elmo-message-entity-field entity 'x-sequence)
 831           ml-name (or (elmo-message-entity-field entity 'x-ml-name)
 832                       (and sequence
 833                            (car (split-string sequence " "))))
 834           ml-count (or (elmo-message-entity-field entity 'x-mail-count)
 835                        (elmo-message-entity-field entity 'x-ml-count)
 836                        (and sequence
 837                             (cadr (split-string sequence " ")))))
 838     (and (setq subject (elmo-message-entity-field entity 'subject t))
 839          (setq subject (elmo-delete-char ?\n subject))
 840          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 841          (progn
 842            (or ml-name (setq ml-name (match-string 1 subject)))
 843            (or ml-count (setq ml-count (match-string 2 subject)))))
 844     (and (setq return-path
 845                (elmo-message-entity-field entity 'return-path))
 846          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 847          (progn
 848            (or ml-name (setq ml-name (match-string 1 return-path)))
 849            (or ml-count (setq ml-count (match-string 2 return-path)))))
 850     (and (setq delivered-to
 851                (elmo-message-entity-field entity 'delivered-to))
 852          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 853          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 854     (and (setq mailing-list
 855                (elmo-message-entity-field entity 'mailing-list))
 856          ;; *-help@, *-owner@, etc.
 857          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)
 858          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 859     (cons (and ml-name (car (split-string ml-name " ")))
 860           (and ml-count (string-to-int ml-count)))))
 861
 862 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 863   "Compare entity X and Y by mailing-list info."
 864   (let* ((list-info-x (wl-summary-get-list-info x))
 865          (list-info-y (wl-summary-get-list-info y)))
 866     (if (equal (car list-info-x) (car list-info-y))
 867         (if (equal (cdr list-info-x) (cdr list-info-y))
 868             (wl-summary-overview-entity-compare-by-date x y)
 869           (< (or (cdr list-info-x) 0)
 870              (or (cdr list-info-y) 0)))
 871       (string< (or (car list-info-x) "")
 872                (or (car list-info-y) "")))))
 873
 874 (defun wl-summary-sort-by-date ()
 875   (interactive)
 876   (wl-summary-rescan "date"))
 877 (defun wl-summary-sort-by-number ()
 878   (interactive)
 879   (wl-summary-rescan "number"))
 880 (defun wl-summary-sort-by-subject ()
 881   (interactive)
 882   (wl-summary-rescan "subject"))
 883 (defun wl-summary-sort-by-from ()
 884   (interactive)
 885   (wl-summary-rescan "from"))
 886 (defun wl-summary-sort-by-list-info ()
 887   (interactive)
 888   (wl-summary-rescan "list-info"))
 889
 890 (defun wl-summary-rescan (&optional sort-by disable-killed)
 891   "Rescan current folder without updating."
 892   (interactive)
 893   (let ((elmo-mime-charset wl-summary-buffer-mime-charset)
 894         i percent num
 895         gc-message entity
 896         curp
 897         (inhibit-read-only t)
 898         (buffer-read-only nil)
 899         (numbers (elmo-folder-list-messages wl-summary-buffer-elmo-folder
 900                                             (not disable-killed) t)) ; in-msgdb
 901         expunged)
 902     (erase-buffer)
 903     (message "Re-scanning...")
 904     (setq i 0)
 905     (when sort-by
 906       (message "Sorting by %s..." sort-by)
 907       (setq numbers
 908             (sort numbers
 909                   (lambda (x y)
 910                     (funcall
 911                      (intern (format "wl-summary-overview-entity-compare-by-%s"
 912                                      sort-by))
 913                      (elmo-message-entity wl-summary-buffer-elmo-folder x)
 914                      (elmo-message-entity wl-summary-buffer-elmo-folder y)))))
 915       (message "Sorting by %s...done" sort-by))
 916     (setq num (length numbers))
 917     (setq wl-thread-entity-hashtb (elmo-make-hash (* num 2))
 918           wl-thread-entity-list nil
 919           wl-thread-entities nil
 920           wl-summary-scored nil
 921           wl-summary-buffer-number-list nil
 922           wl-summary-buffer-target-mark-list nil
 923           wl-summary-buffer-temp-mark-list nil
 924           wl-summary-delayed-update nil)
 925     (elmo-kill-buffer wl-summary-search-buf-name)
 926     (while numbers
 927       (setq entity (elmo-message-entity wl-summary-buffer-elmo-folder
 928                                         (car numbers)))
 929       (wl-summary-insert-message entity
 930                                  wl-summary-buffer-elmo-folder
 931                                  nil)
 932       (setq numbers (cdr numbers))
 933       (when (> num elmo-display-progress-threshold)
 934         (setq i (+ i 1))
 935         (if (or (zerop (% i 5)) (= i num))
 936             (elmo-display-progress
 937              'wl-summary-rescan "Constructing summary structure..."
 938              (/ (* i 100) num)))))
 939     (when wl-summary-delayed-update
 940       (while wl-summary-delayed-update
 941         (message "Parent (%d) of message %d is no entity"
 942                  (caar wl-summary-delayed-update)
 943                  (elmo-msgdb-overview-entity-get-number
 944                   (cdar wl-summary-delayed-update)))
 945         (wl-summary-insert-message
 946          (cdar wl-summary-delayed-update)
 947          wl-summary-buffer-elmo-folder nil t)
 948         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 949     (message "Constructing summary structure...done")
 950     (if (eq wl-summary-buffer-view 'thread)
 951         (progn
 952           (message "Inserting thread...")
 953           (wl-thread-insert-top)
 954           (message "Inserting thread...done")))
 955     (when wl-use-scoring
 956       (wl-summary-score-headers (wl-summary-rescore-msgs
 957                                  wl-summary-buffer-number-list)
 958                                 t)
 959       (when (and wl-summary-scored
 960                  (setq expunged (wl-summary-score-update-all-lines)))
 961         (message "%d message(s) are expunged by scoring." (length expunged))))
 962     (wl-summary-set-message-modified)
 963     (wl-summary-count-unread)
 964     (wl-summary-update-modeline)
 965     (goto-char (point-max))
 966     (forward-line -1)
 967     (set-buffer-modified-p nil)))
 968
 969 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
 970   (if (and next-entity
 971            wl-auto-select-next)
 972       (let (retval)
 973         (wl-summary-toggle-disp-msg 'off)
 974         (unwind-protect
 975             (setq retval
 976                   (wl-summary-goto-folder-subr next-entity
 977                                                'force-update
 978                                                nil
 979                                                nil ; not sticky
 980                                                t   ; interactive!
 981                                                ))
 982           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
 983           (if (and (eq retval 'more-next)
 984                    (memq wl-auto-select-next '(unread skip-no-unread))
 985                    (memq this-command wl-summary-next-no-unread-command))
 986               (if upward
 987                   (wl-summary-up
 988                    t (eq wl-auto-select-next 'skip-no-unread))
 989                 (goto-char (point-max))
 990                 (forward-line -1)
 991                 (wl-summary-down
 992                  t (eq wl-auto-select-next 'skip-no-unread))))))
 993     (wl-summary-exit)))
 994
 995 (defun wl-summary-entity-info-msg (entity finfo)
 996   (or (and entity
 997            (concat
 998             (if (memq 'ask-folder wl-use-folder-petname)
 999                 (wl-folder-get-petname entity)
1000               entity)
1001             (if (null (car finfo))
1002                 " (? new/? unread)"
1003               (format
1004                " (%d new/%d unread)"
1005                (nth 0 finfo)
1006                (+ (nth 0 finfo)
1007                   (nth 1 finfo))))))
1008       "folder mode"))
1009
1010 (defun wl-summary-set-message-modified ()
1011   (elmo-folder-set-message-modified
1012    wl-summary-buffer-elmo-folder t)
1013   (setq wl-summary-buffer-message-modified t)
1014   (wl-summary-set-mark-modified))
1015 (defun wl-summary-message-modified-p ()
1016   wl-summary-buffer-message-modified)
1017 (defun wl-summary-set-mark-modified ()
1018   (elmo-folder-set-mark-modified-internal
1019    wl-summary-buffer-elmo-folder t))
1020 (defun wl-summary-mark-modified-p ()
1021   (elmo-folder-mark-modified-internal
1022    wl-summary-buffer-elmo-folder))
1023 (defun wl-summary-set-thread-modified ()
1024   (setq wl-summary-buffer-thread-modified t))
1025 (defun wl-summary-thread-modified-p ()
1026   wl-summary-buffer-thread-modified)
1027
1028 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1029   (when wl-summary-buffer-temp-mark-list
1030     (if (y-or-n-p (format "Execute remaining marks in %s? "
1031                           (wl-summary-buffer-folder-name)))
1032         (progn
1033           (wl-summary-exec)
1034           (if wl-summary-buffer-temp-mark-list
1035               (error "Some execution was failed")))
1036       ;; temp-mark-list is remained.
1037       (message "")))
1038   (wl-summary-delete-all-temp-marks 'no-msg)
1039   (setq wl-summary-scored nil))
1040
1041 ;; a subroutine for wl-summary-exit/wl-save-status
1042 ;; Note that folder is not commited here.
1043 (defun wl-summary-save-view ()
1044   ;; already in summary buffer.
1045   (when wl-summary-buffer-persistent
1046     ;; save the current summary buffer view.
1047     (if (and wl-summary-cache-use
1048              (or (wl-summary-message-modified-p)
1049                  (wl-summary-mark-modified-p)
1050                  (wl-summary-thread-modified-p)))
1051         (wl-summary-save-view-cache))))
1052
1053 (defun wl-summary-save-status ()
1054   "Save summary view and msgdb."
1055   (interactive)
1056   (if (interactive-p) (message "Saving summary status..."))
1057   (wl-summary-save-view)
1058   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1059   (elmo-folder-check wl-summary-buffer-elmo-folder)
1060   (if wl-use-scoring (wl-score-save))
1061   (if (interactive-p) (message "Saving summary status...done")))
1062
1063 (defun wl-summary-force-exit ()
1064   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1065   (interactive)
1066   (wl-summary-exit 'force-exit))
1067
1068 (defun wl-summary-exit (&optional force-exit)
1069   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1070   (interactive "P")
1071   (let ((summary-buf (current-buffer))
1072         (sticky (wl-summary-sticky-p))
1073         summary-win
1074         message-buf message-win
1075         folder-buf folder-win)
1076     (run-hooks 'wl-summary-exit-pre-hook)
1077     (if wl-summary-buffer-exit-function
1078         (funcall wl-summary-buffer-exit-function)
1079       (if (or force-exit (not sticky))
1080           (wl-summary-cleanup-temp-marks sticky))
1081       (unwind-protect
1082           ;; save summary status
1083           (progn
1084             (wl-summary-save-view)
1085             (if (or force-exit (not sticky))
1086                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1087               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1088               (elmo-folder-check wl-summary-buffer-elmo-folder))
1089             (if wl-use-scoring (wl-score-save)))
1090         ;; for sticky summary
1091         (wl-delete-all-overlays)
1092         (setq wl-summary-buffer-disp-msg nil)
1093         (elmo-kill-buffer wl-summary-search-buf-name)
1094         ;; delete message window if displayed.
1095         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1096             (delete-window (get-buffer-window wl-message-buffer)))
1097         (if (and wl-summary-use-frame
1098                  (> (length (visible-frame-list)) 1))
1099             (delete-frame))
1100         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1101             (if wl-summary-use-frame
1102                 (let (select-frame)
1103                   (save-selected-window
1104                     (dolist (frame (visible-frame-list))
1105                       (select-frame frame)
1106                       (if (get-buffer-window folder-buf)
1107                           (setq select-frame frame))))
1108                   (if select-frame
1109                       (select-frame select-frame)
1110                     (switch-to-buffer folder-buf)))
1111               (if (setq folder-win (get-buffer-window folder-buf))
1112                   ;; folder win is already displayed.
1113                   (select-window folder-win)
1114                 ;; folder win is not displayed.
1115                 (switch-to-buffer folder-buf)))
1116           ;; currently no folder buffer
1117           (wl-folder))
1118         (and wl-folder-move-cur-folder
1119              wl-folder-buffer-cur-point
1120              (goto-char wl-folder-buffer-cur-point))
1121         (setq wl-folder-buffer-cur-path nil)
1122         (setq wl-folder-buffer-cur-entity-id nil)
1123         (wl-delete-all-overlays)
1124         (if wl-summary-exit-next-move
1125             (wl-folder-next-unsync t)
1126           (beginning-of-line))
1127         (if (setq summary-win (get-buffer-window summary-buf))
1128             (delete-window summary-win))
1129         (if (or force-exit
1130                 (not sticky))
1131             (progn
1132               (set-buffer summary-buf)
1133               (kill-buffer summary-buf)))
1134         (run-hooks 'wl-summary-exit-hook)))))
1135
1136 (defun wl-summary-suspend ()
1137   (interactive)
1138   (wl-summary-exit)
1139   (wl-folder-suspend))
1140
1141 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1142   (interactive)
1143   (wl-summary-sync-update unset-cursor nil nil no-check))
1144
1145 (defsubst wl-summary-sync-all-init ()
1146   (wl-summary-cleanup-temp-marks)
1147   (erase-buffer)
1148   (wl-summary-set-message-modified)
1149   (setq wl-thread-entity-hashtb (elmo-make-hash
1150                                  (* (elmo-folder-length
1151                                      wl-summary-buffer-elmo-folder)
1152                                     2)))
1153   (setq wl-thread-entity-list nil)
1154   (setq wl-thread-entities nil)
1155   (setq wl-summary-buffer-number-list nil)
1156   (setq wl-summary-buffer-target-mark-list nil)
1157   (setq wl-summary-buffer-temp-mark-list nil))
1158
1159 (defun wl-summary-sync (&optional unset-cursor force-range)
1160   (interactive)
1161   (let* ((folder wl-summary-buffer-elmo-folder)
1162          (inhibit-read-only t)
1163          (buffer-read-only nil)
1164          (msgdb-dir (elmo-folder-msgdb-path folder))
1165          (range (or force-range (wl-summary-input-range
1166                                  (elmo-folder-name-internal folder)))))
1167     (cond ((string-match "rescan" range)
1168            (let ((msg (wl-summary-message-number))
1169                  (wl-use-scoring (if (string-match "noscore" range)
1170                                      nil
1171                                    wl-use-scoring)))
1172              (wl-summary-rescan nil
1173                                 (string-match "noscore" range))
1174              (and msg (wl-summary-jump-to-msg msg))))
1175           ((string= range "mark")
1176            (let ((msg (wl-summary-message-number)))
1177              (call-interactively 'wl-summary-sync-marks)
1178              (and msg (wl-summary-jump-to-msg msg))))
1179           ((string= range "cache-status")
1180            (let ((msg (wl-summary-message-number)))
1181              (wl-summary-resume-cache-status)
1182              (and msg (wl-summary-jump-to-msg msg))))
1183           ((or (string-match "last:" range)
1184                (string-match "first:" range))
1185            (wl-summary-goto-folder-subr (concat "/" range "/"
1186                                                 (elmo-folder-name-internal
1187                                                  folder))
1188                                         'force-update nil nil t))
1189           (t
1190            (wl-summary-sync-update unset-cursor
1191                                    (string-match "entirely" range)
1192                                    (string-match "all" range))))))
1193
1194 (defvar wl-summary-edit-addresses-candidate-fields
1195   ;; First element becomes default.
1196   '("from" "to" "cc"))
1197
1198 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1199   (let ((fields wl-summary-edit-addresses-candidate-fields)
1200         body candidates components)
1201     (while fields
1202       (setq body
1203             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1204                        ","))
1205       (setq body (wl-parse-addresses body))
1206       (if body (setq candidates (append candidates body)))
1207       (setq fields (cdr fields)))
1208     (setq candidates (elmo-uniq-list candidates))
1209     (elmo-set-work-buf
1210      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1211      (mapcar (function
1212               (lambda (x)
1213                 (setq components (std11-extract-address-components x))
1214                 (cons (nth 1 components)
1215                       (and (car components)
1216                            (eword-decode-string
1217                             (decode-mime-charset-string
1218                              (car components)
1219                              mime-charset))))))
1220              candidates))))
1221
1222 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1223   ;; returns nil if there's no change.
1224   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1225       (let (char)
1226         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1227                  the-email)
1228         (while (not (or (eq (setq char (read-char)) ?\r)
1229                         (eq char ?\n)
1230                         (eq char ? )
1231                         (eq char ?e)
1232                         (eq char ?c)
1233                         (eq char ?d)))
1234           (message
1235            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1236         (cond
1237          ((or (eq char ?e)
1238               (eq char ?\n)
1239               (eq char ?\r)
1240               (eq char ? ))
1241           ;; Change Addresses
1242           (wl-address-add-or-change
1243            the-email
1244            (wl-address-header-extract-realname
1245             (cdr (assoc
1246                   (let ((completion-ignore-case t) comp)
1247                     (setq comp
1248                           (try-completion the-email wl-address-completion-list))
1249                     (if (equal comp t) the-email comp))
1250                   wl-address-completion-list))))
1251           "edited")
1252          ((eq char ?d)
1253           ;; Delete Addresses
1254           (if (y-or-n-p (format "Delete '%s'? "
1255                                 the-email))
1256               (progn
1257                 (wl-address-delete the-email)
1258                 "deleted")
1259             (message "")
1260             nil))
1261          (t (message "")
1262             nil)))
1263     ;; Add Petname
1264     (wl-address-add-or-change the-email name-in-addr)
1265     "added"))
1266
1267 (defun wl-summary-edit-addresses (&optional addr-str)
1268   "Edit address book interactively.
1269 Optional argument ADDR-STR is used as a target address if specified."
1270   (interactive (if current-prefix-arg
1271                    (list (read-from-minibuffer "Target address: "))))
1272   (if (null (wl-summary-message-number))
1273       (message "No message.")
1274     (save-excursion
1275       (let* ((charset wl-summary-buffer-mime-charset)
1276              (candidates
1277               (with-current-buffer (wl-summary-get-original-buffer)
1278                 (wl-summary-edit-addresses-collect-candidate-fields
1279                  charset)))
1280              address pair result)
1281         (if addr-str
1282             (setq address addr-str)
1283           (when candidates
1284             (setq address (car (car candidates)))
1285             (setq address
1286                   (completing-read
1287                    (format "Target address (%s): " address)
1288                    (mapcar
1289                     (function (lambda (x) (cons (car x) (car x))))
1290                     candidates)
1291                    nil nil nil nil address))))
1292         (when address
1293           (setq pair (assoc address candidates))
1294           (unless pair
1295             (setq pair (cons address nil)))
1296           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1297             ;; update alias
1298             (wl-status-update)
1299             (setq address (assoc (car pair) wl-address-list))
1300             (if address
1301                 (message "%s, %s, <%s> is %s."
1302                          (nth 2 address)
1303                          (nth 1 address)
1304                          (nth 0 address)
1305                          result)))
1306 ;;; i'd like to update summary-buffer, but...
1307 ;;;     (wl-summary-rescan)
1308           (run-hooks 'wl-summary-edit-addresses-hook))))))
1309
1310 (defun wl-summary-incorporate (&optional arg)
1311   "Check and prefetch all uncached messages.
1312 If ARG is non-nil, checking is omitted."
1313   (interactive "P")
1314   (unless arg
1315     (save-excursion
1316       (wl-summary-sync-force-update)))
1317   (wl-summary-prefetch-region-no-mark (point-min) (point-max)
1318                                       wl-summary-incorporate-marks))
1319
1320 (defun wl-summary-prefetch-msg (number &optional arg)
1321   "Prefetch message and return non-nil value. If skipped, return nil."
1322   ;; prefetching procedure.
1323   (save-excursion
1324     (let* ((size (elmo-message-field wl-summary-buffer-elmo-folder
1325                                      number 'size))
1326            (file-cached (elmo-file-cache-exists-p
1327                          (elmo-message-field wl-summary-buffer-elmo-folder
1328                                              number 'message-id)))
1329            (force-read (and size
1330                             (or file-cached
1331                                 (and (null wl-prefetch-confirm) arg)
1332                                 (null wl-prefetch-threshold)
1333                                 (< size wl-prefetch-threshold))))
1334            mark new-mark)
1335       (unwind-protect
1336           (progn
1337             (when (and (or arg (not file-cached))
1338                        size (not force-read) wl-prefetch-confirm)
1339               (setq force-read
1340                     (save-restriction
1341                       (widen)
1342                       (y-or-n-p
1343                        (format
1344                         "Message from %s has %d bytes.  Prefetch it? "
1345                         (concat
1346                          "[ "
1347                          (save-match-data
1348                            (wl-set-string-width
1349                             17
1350                             (funcall wl-summary-from-function
1351                              (eword-decode-string
1352                               (elmo-delete-char
1353                                ?\"
1354                                (or
1355                                 (elmo-message-field
1356                                  wl-summary-buffer-elmo-folder
1357                                  number 'from)
1358                                 "??")))))) " ]")
1359                         size))))
1360               (message ""))             ; flush.
1361             (if force-read
1362                 (save-excursion
1363                   (save-match-data
1364                     ;; online
1365                     (if (or arg (not file-cached))
1366                         (elmo-message-encache
1367                          wl-summary-buffer-elmo-folder
1368                          number))
1369                     (elmo-message-set-cached wl-summary-buffer-elmo-folder
1370                                              number t)
1371                     (when (and (wl-summary-jump-to-msg number)
1372                                (wl-summary-update-persistent-mark))
1373                       (sit-for 0)
1374                       (wl-summary-count-unread)
1375                       (wl-summary-update-modeline)
1376                       (wl-folder-update-unread
1377                        (wl-summary-buffer-folder-name)
1378                        (+ wl-summary-buffer-unread-count
1379                           wl-summary-buffer-new-count))))
1380                   t)
1381               nil))))))
1382
1383 (defun wl-summary-prefetch-region-no-mark (beg end &optional prefetch-marks)
1384   (interactive "r")
1385   (let ((count 0)
1386         targets
1387         mark length
1388         entity msg
1389         start-pos pos)
1390     (save-excursion
1391       (setq start-pos (point))
1392       (save-restriction
1393         (narrow-to-region beg end)
1394         ;; collect prefetch targets.
1395         (message "Collecting marks...")
1396         (goto-char (point-min))
1397         (while (not (eobp))
1398           (setq mark (wl-summary-persistent-mark)
1399                 msg (wl-summary-message-number))
1400           (if (or (and (null prefetch-marks)
1401                        msg
1402                        (null (elmo-file-cache-exists-p
1403                               (elmo-message-field
1404                                wl-summary-buffer-elmo-folder
1405                                msg
1406                                'message-id))))
1407                   (member mark prefetch-marks))
1408               (setq targets (nconc targets (list msg))))
1409           (setq entity (wl-thread-get-entity msg))
1410           (if (or (not (eq wl-summary-buffer-view 'thread))
1411                   (wl-thread-entity-get-opened entity))
1412               (); opened. no hidden children.
1413             (setq targets (nconc
1414                            targets
1415                            (wl-thread-get-children-msgs-uncached
1416                             msg prefetch-marks))))
1417           (forward-line 1))
1418         (setq length (length targets))
1419         (message "Prefetching...")
1420         (while targets
1421           (when (if (not (wl-thread-entity-parent-invisible-p
1422                           (wl-thread-get-entity (car targets))))
1423                     (progn
1424                       (wl-summary-jump-to-msg (car targets))
1425                       (wl-summary-prefetch-msg
1426                        (wl-summary-message-number)))
1427                   (wl-summary-prefetch-msg (car targets)))
1428             (message "Prefetching... %d/%d message(s)"
1429                      (setq count (+ 1 count)) length))
1430           (setq targets (cdr targets)))
1431         (message "Prefetched %d/%d message(s)" count length)
1432         (cons count length)))))
1433
1434 (defun wl-summary-delete-marks-on-buffer (marks)
1435   (while marks
1436     (wl-summary-unmark (pop marks))))
1437
1438 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1439   (wl-summary-delete-marks-on-buffer copies))
1440
1441 ;;;
1442 (defun wl-summary-delete-all-target-marks ()
1443   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1444
1445 (defun wl-summary-mark-as-read-region (beg end)
1446   (interactive "r")
1447   (save-excursion
1448     (save-restriction
1449       (narrow-to-region beg end)
1450       (goto-char (point-min))
1451       (if (eq wl-summary-buffer-view 'thread)
1452           (let (number-list)
1453             (while (not (eobp))
1454               (let* ((number (wl-summary-message-number))
1455                      (entity (wl-thread-get-entity number)))
1456                 (if (wl-thread-entity-get-opened entity)
1457                     (setq number-list (append number-list (list number)))
1458                   (setq number-list
1459                         (append number-list
1460                                 (wl-thread-get-children-msgs number))))
1461                 (forward-line 1)))
1462             (wl-summary-mark-as-read number-list))
1463         (let (number-list)
1464           (while (not (eobp))
1465             (setq number-list
1466                   (append number-list (list (wl-summary-message-number))))
1467             (forward-line 1))
1468           (wl-summary-mark-as-read number-list))))))
1469
1470 (defun wl-summary-mark-as-unread-region (beg end)
1471   (interactive "r")
1472   (save-excursion
1473     (save-restriction
1474       (narrow-to-region beg end)
1475       (goto-char (point-min))
1476       (if (eq wl-summary-buffer-view 'thread)
1477           (let (number-list)
1478             (while (not (eobp))
1479               (let* ((number (wl-summary-message-number))
1480                      (entity (wl-thread-get-entity number)))
1481                 (if (wl-thread-entity-get-opened entity)
1482                     (setq number-list (append number-list (list number)))
1483                   (setq number-list
1484                         (append number-list
1485                                 (wl-thread-get-children-msgs number))))
1486                 (forward-line 1)))
1487             (wl-summary-mark-as-unread number-list))
1488         (let (number-list)
1489           (while (not (eobp))
1490             (setq number-list
1491                   (append number-list (list (wl-summary-message-number))))
1492             (forward-line 1))
1493           (wl-summary-mark-as-unread number-list))))))
1494
1495 (defun wl-summary-mark-as-important-region (beg end)
1496   (interactive "r")
1497   (save-excursion
1498     (save-restriction
1499       (narrow-to-region beg end);(save-excursion (goto-char end)
1500                                         ;    (end-of-line) (point)))
1501       (goto-char (point-min))
1502       (if (eq wl-summary-buffer-view 'thread)
1503           (progn
1504             (while (not (eobp))
1505               (let* ((number (wl-summary-message-number))
1506                      (entity (wl-thread-get-entity number))
1507                      children)
1508                 (if (wl-thread-entity-get-opened entity)
1509                     ;; opened...mark line.
1510                     ;; Crossposts are not processed
1511                     (wl-summary-mark-as-important)
1512                   ;; closed
1513                   (wl-summary-mark-as-important) ; mark itself.
1514                   (setq children
1515                         (delq number (wl-thread-get-children-msgs number)))
1516                   (while children
1517                     (wl-summary-mark-as-important (car children))
1518                     (setq children (cdr children))))
1519                 (forward-line 1))))
1520         (while (not (eobp))
1521           (wl-summary-mark-as-important)
1522           (forward-line 1)))))
1523   (wl-summary-count-unread)
1524   (wl-summary-update-modeline))
1525
1526 (defun wl-summary-mark-as-read-all ()
1527   (interactive)
1528   (if (or (not (interactive-p))
1529           (y-or-n-p "Mark all messages as read? "))
1530       (let ((folder wl-summary-buffer-elmo-folder)
1531             (cur-buf (current-buffer)))
1532         (message "Setting all msgs as read...")
1533         (elmo-folder-mark-as-read folder
1534                                   (elmo-folder-list-unreads
1535                                    folder))
1536         (save-excursion
1537           (goto-char (point-min))
1538           (while (not (eobp))
1539             (wl-summary-update-persistent-mark)
1540             (forward-line 1)))
1541         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1542         (setq wl-summary-buffer-unread-count 0)
1543         (setq wl-summary-buffer-new-count    0)
1544         (wl-summary-update-modeline)
1545         (message "Setting all msgs as read...done"))))
1546
1547 (defun wl-summary-delete-cache ()
1548   "Delete cache of current message."
1549   (interactive)
1550   (save-excursion
1551     (let* ((folder wl-summary-buffer-elmo-folder)
1552            number)
1553       (setq number (wl-summary-message-number))
1554       (elmo-message-set-cached folder number nil)
1555       (when (wl-summary-update-persistent-mark)
1556         (elmo-file-cache-delete
1557          (elmo-file-cache-get-path
1558           (elmo-message-field wl-summary-buffer-elmo-folder
1559                               number
1560                               'message-id)))))))
1561
1562 (defun wl-summary-resume-cache-status ()
1563   "Resume the cache status of all messages in the current folder."
1564   (interactive)
1565   (let ((folder wl-summary-buffer-elmo-folder)
1566         number msgid)
1567     (message "Resuming cache status...")
1568     (save-excursion
1569       (goto-char (point-min))
1570       (while (not (eobp))
1571         (setq number (wl-summary-message-number))
1572         (setq msgid (elmo-message-field folder number 'message-id))
1573         (elmo-message-set-cached folder number
1574                                  (elmo-file-cache-exists-p msgid))
1575         (wl-summary-update-persistent-mark)
1576         (forward-line 1))
1577       (wl-summary-count-unread)
1578       (wl-summary-update-modeline)
1579       (message "Resuming cache status...done"))))
1580
1581 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1582   (interactive)
1583   (save-excursion
1584     (let ((inhibit-read-only t)
1585           (buffer-read-only nil)
1586           (msgs2 msgs)
1587           (len (length msgs))
1588           (i 0)
1589           ;(deleting-info (or deleting-info "Deleting..."))
1590           update-list)
1591       (elmo-kill-buffer wl-summary-search-buf-name)
1592       (while msgs
1593         (if (eq wl-summary-buffer-view 'thread)
1594             (progn
1595               ;; don't use wl-append(nconc), because list is broken. ...why?
1596               (setq update-list
1597                     (append update-list
1598                             (wl-thread-delete-message (car msgs))))
1599               (setq update-list (delq (car msgs) update-list)))
1600           (goto-char (point-min))
1601           (if (wl-summary-jump-to-msg (car msgs))
1602               (progn
1603                 (delete-region (point-at-bol) (point-at-eol))
1604                 (delete-char 1) ; delete '\n'
1605                 (setq wl-summary-buffer-number-list
1606                       (delq (car msgs) wl-summary-buffer-number-list)))))
1607 ;       (when (> len elmo-display-progress-threshold)
1608 ;         (setq i (1+ i))
1609 ;         (if (or (zerop (% i 5)) (= i len))
1610 ;             (elmo-display-progress
1611 ;              'wl-summary-delete-messages-on-buffer deleting-info
1612 ;              (/ (* i 100) len))))
1613         (setq msgs (cdr msgs)))
1614       (when (eq wl-summary-buffer-view 'thread)
1615         (wl-thread-update-line-msgs (elmo-uniq-list update-list))
1616         (wl-thread-cleanup-symbols msgs2))
1617       ;;(message (concat deleting-info "done"))
1618       (wl-summary-count-unread)
1619       (wl-summary-update-modeline)
1620       (wl-folder-set-folder-updated
1621        (elmo-folder-name-internal wl-summary-buffer-elmo-folder)
1622        (list 0
1623              (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)
1624              (elmo-folder-length wl-summary-buffer-elmo-folder))))))
1625
1626 (defun wl-summary-update-status-marks ()
1627   "Synchronize status marks on current buffer to the msgdb."
1628   (interactive)
1629   (save-excursion
1630     (goto-char (point-min))
1631     (while (not (eobp))
1632       (wl-summary-update-persistent-mark)
1633       (forward-line 1))))
1634
1635 (defun wl-summary-insert-message (&rest args)
1636   (if (eq wl-summary-buffer-view 'thread)
1637       (apply 'wl-summary-insert-thread args)
1638     (apply 'wl-summary-insert-sequential args)))
1639
1640 (defun wl-summary-sort ()
1641   (interactive)
1642   (wl-summary-rescan
1643    (completing-read
1644     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1645     (mapcar (lambda (spec)
1646               (list (symbol-name spec)))
1647             wl-summary-sort-specs)
1648     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1649
1650 (defun wl-summary-sync-marks ()
1651   "Update persistent marks in summary."
1652   (interactive)
1653   (let ((last-progress 0)
1654         (folder wl-summary-buffer-elmo-folder)
1655         (i 0)
1656         answereds importants unreads diff diffs
1657         mes progress)
1658     ;; synchronize marks.
1659     (when (not (eq (elmo-folder-type-internal
1660                     wl-summary-buffer-elmo-folder)
1661                    'internal))
1662       (message "Updating marks...")
1663       (setq importants (elmo-uniq-list
1664                         (nconc
1665                          (elmo-folder-list-importants
1666                           wl-summary-buffer-elmo-folder)
1667                          (elmo-folder-list-messages-with-global-mark
1668                           wl-summary-buffer-elmo-folder
1669                           elmo-msgdb-important-mark)))
1670             unreads (elmo-folder-list-unreads
1671                      wl-summary-buffer-elmo-folder)
1672             answereds (elmo-folder-list-answereds
1673                        wl-summary-buffer-elmo-folder))
1674       (setq diff (elmo-list-diff importants
1675                                  (elmo-folder-list-flagged
1676                                   wl-summary-buffer-elmo-folder
1677                                   'important 'in-msgdb)))
1678       (setq diffs (cadr diff)) ; important-deletes
1679       (setq mes (format "Updated (-%d" (length diffs)))
1680       (while diffs
1681         (wl-summary-mark-as-important (car diffs)
1682                                       elmo-msgdb-important-mark
1683                                       'no-server)
1684         (setq diffs (cdr diffs)))
1685       (setq diffs (car diff)) ; important-appends
1686       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1687       (while diffs
1688         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1689         (setq diffs (cdr diffs)))
1690
1691       (setq diff (elmo-list-diff answereds
1692                                  (elmo-folder-list-flagged
1693                                   wl-summary-buffer-elmo-folder
1694                                   'answered 'in-msgdb)))
1695       (setq diffs (cadr diff))
1696       (setq mes (concat mes (format "(-%d" (length diffs))))
1697       (while diffs
1698         (wl-summary-mark-as-unanswered (car diffs) 'no-modeline)
1699         (setq diffs (cdr diffs)))
1700       (setq diffs (car diff)) ; unread-appends
1701       (setq mes (concat mes (format "/+%d) answered mark(s)," (length diffs))))
1702       (while diffs
1703         (wl-summary-mark-as-answered (car diffs) 'no-modeline)
1704         (setq diffs (cdr diffs)))
1705
1706       (setq diff (elmo-list-diff unreads
1707                                  (elmo-folder-list-flagged
1708                                   wl-summary-buffer-elmo-folder
1709                                   'unread 'in-msgdb)))
1710       (setq diffs (cadr diff))
1711       (setq mes (concat mes (format "(-%d" (length diffs))))
1712       (while diffs
1713         (wl-summary-mark-as-read (car diffs) 'no-folder 'no-modeline)
1714         (setq diffs (cdr diffs)))
1715       (setq diffs (car diff)) ; unread-appends
1716       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1717       (while diffs
1718         (wl-summary-mark-as-unread (car diffs) 'no-folder 'no-modeline)
1719         (setq diffs (cdr diffs)))
1720       (if (interactive-p) (message "%s" mes)))))
1721
1722 (defun wl-summary-sync-update (&optional unset-cursor
1723                                          disable-killed
1724                                          sync-all
1725                                          no-check)
1726   "Update the summary view to the newest folder status."
1727   (interactive)
1728   (let* ((folder wl-summary-buffer-elmo-folder)
1729          (elmo-mime-charset wl-summary-buffer-mime-charset)
1730          (inhibit-read-only t)
1731          (buffer-read-only nil)
1732          gc-message
1733          overview
1734          curp num i diff
1735          append-list delete-list crossed
1736          update-thread update-top-list
1737          expunged mes entity)
1738     (unwind-protect
1739         (progn
1740           (unless wl-summary-buffer-elmo-folder
1741             (error "(Internal error) Folder is not set:%s" (buffer-name
1742                                                             (current-buffer))))
1743           ;; Flush pending append operations (disconnected operation).
1744           ;;(setq seen-list
1745           ;;(wl-summary-flush-pending-append-operations seen-list))
1746           (goto-char (point-max))
1747           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1748           (setq crossed (elmo-folder-synchronize folder
1749                                                  disable-killed
1750                                                  sync-all
1751                                                  no-check))
1752           (if crossed
1753               (progn
1754                 ;; Setup sync-all
1755                 (if sync-all (wl-summary-sync-all-init))
1756                 (setq diff (elmo-list-diff (elmo-folder-list-messages
1757                                             folder
1758                                             (not disable-killed)
1759                                             'in-msgdb)
1760                                            wl-summary-buffer-number-list))
1761                 (setq append-list (car diff))
1762                 (setq delete-list (cadr diff))
1763
1764                 (when delete-list
1765                   (wl-summary-delete-messages-on-buffer delete-list))
1766                 (wl-summary-update-status-marks)
1767                 (setq num (length append-list))
1768                 (setq i 0)
1769                 (setq wl-summary-delayed-update nil)
1770                 (elmo-kill-buffer wl-summary-search-buf-name)
1771                 (dolist (number append-list)
1772                   (setq entity (elmo-message-entity folder number))
1773                   (when (setq update-thread
1774                               (wl-summary-insert-message
1775                                entity folder
1776                                (not sync-all)))
1777                     (wl-append update-top-list update-thread))
1778                   (if elmo-use-database
1779                       (elmo-database-msgid-put
1780                        (car entity) (elmo-folder-name-internal folder)
1781                        (elmo-msgdb-overview-entity-get-number entity)))
1782                   (when (> num elmo-display-progress-threshold)
1783                     (setq i (+ i 1))
1784                     (if (or (zerop (% i 5)) (= i num))
1785                         (elmo-display-progress
1786                          'wl-summary-sync-update
1787                          (if (eq wl-summary-buffer-view 'thread)
1788                              "Making thread..."
1789                            "Inserting message...")
1790                          (/ (* i 100) num)))))
1791                 (when wl-summary-delayed-update
1792                   (while wl-summary-delayed-update
1793                     (message "Parent (%d) of message %d is no entity"
1794                              (caar wl-summary-delayed-update)
1795                              (elmo-msgdb-overview-entity-get-number
1796                               (cdar wl-summary-delayed-update)))
1797                     (when (setq update-thread
1798                                 (wl-summary-insert-message
1799                                  (cdar wl-summary-delayed-update)
1800                                  wl-summary-buffer-elmo-folder
1801                                  (not sync-all) t))
1802                       (wl-append update-top-list update-thread))
1803                     (setq wl-summary-delayed-update
1804                           (cdr wl-summary-delayed-update))))
1805                 (when (and (eq wl-summary-buffer-view 'thread)
1806                            update-top-list)
1807                   (wl-thread-update-indent-string-thread
1808                    (elmo-uniq-list update-top-list)))
1809                 (message (if (eq wl-summary-buffer-view 'thread)
1810                              "Making thread...done"
1811                            "Inserting message...done"))
1812                 (when (or delete-list append-list)
1813                   (wl-summary-set-message-modified))
1814                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
1815                   (elmo-kill-buffer wl-summary-search-buf-name)
1816                   (message "Inserting message...")
1817                   (wl-thread-insert-top)
1818                   (message "Inserting message...done"))
1819                 (if elmo-use-database
1820                     (elmo-database-close))
1821                 (run-hooks 'wl-summary-sync-updated-hook)
1822                 (setq mes
1823                       (if (and (eq (length delete-list) 0)
1824                                (eq num 0))
1825                           (format
1826                            "No updates for \"%s\"" (elmo-folder-name-internal
1827                                                     folder))
1828                         (format "Updated (-%d/+%d) message(s)"
1829                                 (length delete-list) num))))
1830             (setq mes "Quit updating.")))
1831       ;; synchronize marks.
1832       (if (and crossed wl-summary-auto-sync-marks)
1833           (wl-summary-sync-marks))
1834       ;; scoring
1835       (when wl-use-scoring
1836         (setq wl-summary-scored nil)
1837         (wl-summary-score-headers (and sync-all
1838                                        (wl-summary-rescore-msgs
1839                                         wl-summary-buffer-number-list))
1840                                   sync-all)
1841         (when (and wl-summary-scored
1842                    (setq expunged (wl-summary-score-update-all-lines)))
1843           (setq mes (concat mes
1844                             (format " (%d expunged)"
1845                                     (length expunged))))))
1846       (if (and crossed (> crossed 0))
1847           (setq mes
1848                 (if mes
1849                     (concat mes
1850                             (format " (%d crosspost)" crossed))
1851                   (format "%d crosspost message(s)" crossed)))
1852         (and mes (setq mes (concat mes "."))))
1853       ;; Update Folder mode
1854       (wl-folder-set-folder-updated
1855        (elmo-folder-name-internal folder)
1856        (list 0
1857              (let ((lst (wl-summary-count-unread)))
1858                (+ (car lst) (nth 1 lst)))
1859              (elmo-folder-length folder)))
1860       (wl-summary-update-modeline)
1861       ;;
1862       (unless unset-cursor
1863         (goto-char (point-min))
1864         (if (not (wl-summary-cursor-down t))
1865             (progn
1866               (goto-char (point-max))
1867               (forward-line -1))
1868           (if (and wl-summary-highlight
1869                    (not wl-summary-lazy-highlight)
1870                    (not (get-text-property (point) 'face)))
1871               (save-excursion
1872                 (forward-line (- 0
1873                                  (or
1874                                   wl-summary-partial-highlight-above-lines
1875                                   wl-summary-highlight-partial-threshold)))
1876                 (wl-highlight-summary (point) (point-max))))))
1877       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
1878       (wl-delete-all-overlays)
1879       (set-buffer-modified-p nil)
1880       (if mes (message "%s" mes)))))
1881
1882 (defun wl-summary-set-score-mark (mark)
1883   (save-excursion
1884     (beginning-of-line)
1885     (let ((cur-mark (wl-summary-temp-mark)))
1886       (when (member cur-mark (list " "
1887                                    wl-summary-score-below-mark
1888                                    wl-summary-score-over-mark))
1889         (wl-summary-put-temp-mark mark)
1890         (if wl-summary-highlight
1891             (wl-highlight-summary-current-line))
1892         (set-buffer-modified-p nil)))))
1893
1894 (defun wl-summary-get-score-mark (msg-num)
1895   (let ((score (cdr (assq msg-num wl-summary-scored))))
1896     (if score
1897         (cond ((< score wl-summary-default-score)
1898                "-")
1899               ((> score wl-summary-default-score)
1900                "+")))))
1901
1902 (defun wl-summary-update-modeline ()
1903   (setq wl-summary-buffer-mode-line
1904         (funcall wl-summary-buffer-mode-line-formatter)))
1905
1906 (defun wl-summary-jump-to-msg (&optional number)
1907   (interactive)
1908   (let ((num (or number
1909                  (string-to-int
1910                   (read-from-minibuffer "Jump to Message(No.): ")))))
1911     (setq num (int-to-string num))
1912     (beginning-of-line)
1913     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
1914                  (progn (backward-char 1) t))
1915             (re-search-backward (concat "\r" num "[^0-9]") nil t))
1916         (progn (beginning-of-line) t)
1917       nil)))
1918
1919 (defun wl-summary-highlight-msgs (msgs)
1920   (save-excursion
1921     (let ((len (length msgs))
1922           i)
1923       (message "Hilighting...")
1924       (setq i 0)
1925       (while msgs
1926         (if (wl-summary-jump-to-msg (car msgs))
1927             (wl-highlight-summary-current-line))
1928         (setq msgs (cdr msgs))
1929         (when (> len elmo-display-progress-threshold)
1930           (setq i (+ i 1))
1931           (if (or (zerop (% i 5)) (= i len))
1932               (elmo-display-progress
1933                'wl-summary-highlight-msgs "Highlighting..."
1934                (/ (* i 100) len)))))
1935       (message "Highlighting...done"))))
1936
1937 (defun wl-summary-message-number ()
1938   (save-excursion
1939     (beginning-of-line)
1940     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
1941             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
1942         (string-to-int (wl-match-buffer 1))
1943       nil)))
1944
1945 (defun wl-summary-delete-all-msgs ()
1946   (interactive)
1947   (let ((cur-buf (current-buffer))
1948         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
1949     (set-buffer cur-buf)
1950     (if (null dels)
1951         (message "No message to delete.")
1952       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
1953                             (wl-summary-buffer-folder-name)
1954                             (length dels)))
1955           (progn
1956             (message "Deleting...")
1957             (elmo-folder-delete-messages wl-summary-buffer-elmo-folder dels)
1958             (elmo-folder-detach-messages wl-summary-buffer-elmo-folder dels)
1959             (wl-summary-set-message-modified)
1960             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
1961                                           (list 0 0 0))
1962 ;;; for thread.
1963 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
1964             (setq wl-summary-buffer-unread-count 0)
1965             (setq wl-summary-buffer-new-count    0)
1966             (wl-summary-update-modeline)
1967             (set-buffer cur-buf)
1968             (let ((inhibit-read-only t)
1969                   (buffer-read-only nil))
1970               (erase-buffer))
1971 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
1972             (message "Deleting...done")
1973             t)
1974         nil))))
1975
1976 (defun wl-summary-toggle-thread (&optional arg)
1977   "Toggle thread status (T)hread and (S)equential.
1978 If ARG, without confirm."
1979   (interactive "P")
1980   (when (or arg
1981             (y-or-n-p (format "Toggle threading? (y=%s): "
1982                               (if (eq wl-summary-buffer-view 'thread)
1983                                   "\"off\"" "\"on\""))))
1984     (if (eq wl-summary-buffer-view 'thread)
1985         (setq wl-summary-buffer-view 'sequence)
1986       (setq wl-summary-buffer-view 'thread))
1987     (wl-summary-update-modeline)
1988     (force-mode-line-update)
1989     (wl-summary-rescan)))
1990
1991 (defun wl-summary-load-file-object (filename)
1992   "Load lisp object from dir."
1993   (save-excursion
1994     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
1995           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
1996           insert-file-contents-post-hook
1997           ret-val)
1998       (if (not (file-readable-p filename))
1999           ()
2000         (set-buffer tmp-buffer)
2001         (as-binary-input-file (insert-file-contents filename))
2002         (setq ret-val
2003               (condition-case nil
2004                   (read (current-buffer))
2005                 (error (error "Reading failed")))))
2006       (kill-buffer tmp-buffer)
2007       ret-val)))
2008
2009 (defun wl-summary-goto-folder (&optional arg)
2010   (interactive "P")
2011   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2012
2013 (defun wl-summary-goto-folder-sticky ()
2014   (interactive)
2015   (wl-summary-goto-folder-subr nil nil nil t t))
2016
2017 (defun wl-summary-goto-last-visited-folder ()
2018   (interactive)
2019   (let ((entity
2020          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2021                                           wl-folder-entity
2022                                           'folder)))
2023     (if entity (wl-folder-set-current-entity-id
2024                 (wl-folder-get-entity-id entity))))
2025   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2026
2027 (defun wl-summary-sticky-p (&optional folder)
2028   (if folder
2029       (get-buffer (wl-summary-sticky-buffer-name
2030                    (elmo-folder-name-internal folder)))
2031     (not (string= wl-summary-buffer-name (buffer-name)))))
2032
2033 (defun wl-summary-always-sticky-folder-p (folder)
2034   (or (eq t wl-summary-always-sticky-folder-list)
2035       (wl-string-match-member
2036        (elmo-folder-name-internal folder)
2037        wl-summary-always-sticky-folder-list)))
2038
2039 (defun wl-summary-stick (&optional force)
2040   "Make current summary buffer sticky."
2041   (interactive "P")
2042   (if (wl-summary-sticky-p)
2043       (message "Current summary buffer is already sticky.")
2044     (when (or force (y-or-n-p "Stick current summary buffer? "))
2045       (wl-summary-toggle-disp-msg 'off)
2046       (wl-summary-switch-to-clone-buffer
2047        (wl-summary-sticky-buffer-name
2048         (wl-summary-buffer-folder-name)))
2049 ;;; ???hang up
2050 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2051 ;;;                   (wl-summary-buffer-folder-name))))
2052       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2053
2054 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2055   (let ((cur-buf (current-buffer))
2056         (msg (wl-summary-message-number))
2057         (buf (get-buffer-create buffer-name))
2058         (folder wl-summary-buffer-elmo-folder)
2059         (copy-variables
2060          (append '(wl-summary-buffer-view
2061                    wl-summary-buffer-temp-mark-list
2062                    wl-summary-buffer-target-mark-list
2063                    wl-summary-buffer-elmo-folder
2064                    wl-summary-buffer-number-column
2065                    wl-summary-buffer-temp-mark-column
2066                    wl-summary-buffer-persistent-mark-column
2067                    wl-summary-buffer-message-modified
2068                    wl-summary-buffer-thread-modified
2069                    wl-summary-buffer-number-list
2070                    wl-summary-buffer-msgdb
2071                    wl-summary-buffer-folder-name
2072                    wl-summary-buffer-line-formatter)
2073                  (and (eq wl-summary-buffer-view 'thread)
2074                       '(wl-thread-entity-hashtb
2075                         wl-thread-entities
2076                         wl-thread-entity-list))
2077                  (and wl-use-scoring
2078                       '(wl-summary-scored
2079                         wl-summary-default-score
2080                         wl-summary-important-above
2081                         wl-summary-target-above
2082                         wl-summary-mark-below
2083                         wl-summary-expunge-below))
2084                  (and (featurep 'wl-score)
2085                       '(wl-current-score-file
2086                         wl-score-alist)))))
2087     (set-buffer buf)
2088     (wl-summary-mode)
2089     (wl-summary-buffer-set-folder folder)
2090     (let ((buffer-read-only nil))
2091       (insert-buffer cur-buf))
2092     (set-buffer-modified-p nil)
2093     (while copy-variables
2094       (set (car copy-variables)
2095            (save-excursion
2096              (set-buffer cur-buf)
2097              (symbol-value (car copy-variables))))
2098       (setq copy-variables (cdr copy-variables)))
2099     (switch-to-buffer buf)
2100     (kill-buffer cur-buf)
2101     (wl-summary-count-unread)
2102     (wl-summary-update-modeline)
2103     (if msg
2104         (if (eq wl-summary-buffer-view 'thread)
2105             (wl-thread-jump-to-msg msg)
2106           (wl-summary-jump-to-msg msg))
2107       (goto-char (point-max))
2108       (beginning-of-line))))
2109
2110 (defun wl-summary-get-buffer (folder)
2111   (or (and folder
2112            (get-buffer (wl-summary-sticky-buffer-name folder)))
2113       (get-buffer wl-summary-buffer-name)))
2114
2115 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2116   (if force-sticky
2117       (get-buffer-create
2118        (wl-summary-sticky-buffer-name name))
2119     (or (get-buffer (wl-summary-sticky-buffer-name name))
2120         (get-buffer-create wl-summary-buffer-name))))
2121
2122 (defun wl-summary-make-number-list ()
2123   (save-excursion
2124     (goto-char (point-min))
2125     (setq wl-summary-buffer-number-list nil)
2126     (while (not (eobp))
2127       (setq wl-summary-buffer-number-list
2128             (cons (wl-summary-message-number)
2129                   wl-summary-buffer-number-list))
2130       (forward-line 1))
2131     (setq wl-summary-buffer-number-list
2132           (nreverse wl-summary-buffer-number-list))))
2133
2134 (defun wl-summary-auto-select-msg-p (unread-msg)
2135   (and unread-msg
2136        (not (string=
2137              (elmo-message-mark
2138               wl-summary-buffer-elmo-folder
2139               unread-msg)
2140              elmo-msgdb-important-mark))))
2141
2142 (defsubst wl-summary-open-folder (folder)
2143   ;; Select folder
2144   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2145     (unwind-protect
2146         (elmo-folder-open folder 'load-msgdb)
2147       ;; For compatibility
2148       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2149       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2150                                            folder)))))
2151
2152 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2153                                               sticky interactive scoring
2154                                               force-exit)
2155   "Display target folder on summary."
2156   (interactive)
2157   (let* ((keep-cursor (memq this-command
2158                             wl-summary-keep-cursor-command))
2159          (name (or name (wl-summary-read-folder wl-default-folder)))
2160          (cur-fld wl-summary-buffer-elmo-folder)
2161          folder buf mes hilit reuse-buf
2162          retval entity)
2163     (if (string= name "")
2164         (setq name wl-default-folder))
2165     (setq folder (wl-folder-get-elmo-folder name))
2166     (when (and (not (string=
2167                      (and cur-fld (elmo-folder-name-internal cur-fld))
2168                      (elmo-folder-name-internal folder))) ; folder is moved.
2169                (eq major-mode 'wl-summary-mode)) ; called in summary.
2170       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2171       (run-hooks 'wl-summary-exit-pre-hook)
2172       (if (or force-exit (not (wl-summary-sticky-p)))
2173           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2174       (wl-summary-save-view)
2175       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2176       (if (and (wl-summary-sticky-p) force-exit)
2177           (kill-buffer (current-buffer))))
2178     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2179                                             sticky))
2180     (setq reuse-buf
2181           (save-excursion
2182             (set-buffer buf)
2183             (string= (elmo-folder-name-internal folder)
2184                      (wl-summary-buffer-folder-name))))
2185     (unwind-protect
2186         (if reuse-buf
2187             (if interactive
2188                 (switch-to-buffer buf)
2189               (set-buffer buf))
2190           (if other-window
2191               (delete-other-windows))
2192           (set-buffer buf)
2193           (unless (eq major-mode 'wl-summary-mode)
2194             (wl-summary-mode))
2195           (wl-summary-buffer-set-folder folder)
2196           (setq wl-summary-buffer-disp-msg nil)
2197           (setq wl-summary-buffer-last-displayed-msg nil)
2198           (setq wl-summary-buffer-current-msg nil)
2199           (let ((inhibit-read-only t)
2200                 (buffer-read-only nil))
2201             (erase-buffer)
2202             ;; Resume summary view
2203             (if wl-summary-cache-use
2204                 (let* ((dir (elmo-folder-msgdb-path folder))
2205                        (cache (expand-file-name wl-summary-cache-file dir))
2206                        (view (expand-file-name wl-summary-view-file dir)))
2207                   (when (file-exists-p cache)
2208                     (insert-file-contents-as-binary cache)
2209                     (elmo-set-buffer-multibyte
2210                      default-enable-multibyte-characters)
2211                     (decode-mime-charset-region
2212                      (point-min)(point-max)
2213                      wl-summary-buffer-mime-charset 'LF))
2214                   (if (file-exists-p view)
2215                       (setq wl-summary-buffer-view
2216                             (wl-summary-load-file-object view))
2217                     (setq wl-summary-buffer-view
2218                           (or (wl-get-assoc-list-value
2219                                wl-summary-default-view-alist
2220                                (elmo-folder-name-internal folder))
2221                               wl-summary-default-view)))
2222                   (wl-thread-resume-entity folder)
2223                   (wl-summary-open-folder folder))
2224               (setq wl-summary-buffer-view
2225                     (wl-summary-load-file-object
2226                      (expand-file-name wl-summary-view-file
2227                                        (elmo-folder-msgdb-path folder))))
2228               (wl-summary-open-folder folder)
2229               (wl-summary-rescan))
2230             (wl-summary-count-unread)
2231             (wl-summary-update-modeline)))
2232       (unless (eq wl-summary-buffer-view 'thread)
2233         (wl-summary-make-number-list))
2234       (when (and wl-summary-cache-use
2235                  (or (and wl-summary-check-line-format
2236                           (wl-summary-line-format-changed-p))
2237                      (wl-summary-view-old-p)))
2238         (wl-summary-rescan))
2239       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2240       (unless (and reuse-buf keep-cursor)
2241         (unwind-protect
2242             (let ((wl-use-scoring
2243                    (if (or scoring interactive) wl-use-scoring)))
2244               (if (and (not scan-type)
2245                        interactive
2246                        (not wl-ask-range))
2247                   (setq scan-type (wl-summary-get-sync-range folder)))
2248               (cond
2249                ((eq scan-type nil)
2250                 (wl-summary-sync 'unset-cursor))
2251                ((eq scan-type 'all)
2252                 (wl-summary-sync 'unset-cursor "all"))
2253                ((eq scan-type 'no-sync))
2254                ((eq scan-type 'rescan)
2255                 (wl-summary-rescan))
2256                ((or (eq scan-type 'force-update)
2257                     (eq scan-type 'update))
2258                 (setq mes (wl-summary-sync-force-update
2259                            'unset-cursor 'no-check)))))
2260           (if interactive
2261               (switch-to-buffer buf)
2262             (set-buffer buf))
2263           ;; stick always-sticky-folder
2264           (when (wl-summary-always-sticky-folder-p folder)
2265             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2266           (run-hooks 'wl-summary-prepared-pre-hook)
2267           (set-buffer-modified-p nil)
2268           (goto-char (point-min))
2269           (if (wl-summary-cursor-down t)
2270               (let ((unreadp (wl-summary-next-message
2271                               (wl-summary-message-number)
2272                               'down t)))
2273                 (cond ((and wl-auto-select-first
2274                             (wl-summary-auto-select-msg-p unreadp))
2275                        ;; wl-auto-select-first is non-nil and
2276                        ;; unreadp is non-nil but not important
2277                        (setq retval 'disp-msg))
2278                       ((and wl-auto-prefetch-first
2279                             (wl-summary-auto-select-msg-p unreadp))
2280                        ;; wl-auto-select-first is non-nil and
2281                        ;; unreadp is non-nil but not important
2282                        (setq retval 'prefetch-msg))
2283                       ((not (wl-summary-auto-select-msg-p unreadp))
2284                        ;; unreadp is nil or important
2285                        (setq retval 'more-next))))
2286             (goto-char (point-max))
2287             (if (elmo-folder-plugged-p folder)
2288                 (forward-line -1)
2289               (wl-summary-prev))
2290             (setq retval 'more-next))
2291           (if (and wl-summary-highlight
2292                    (not wl-summary-lazy-highlight)
2293                    (not reuse-buf))
2294               (if (and wl-summary-highlight-partial-threshold
2295                        (> (count-lines (point-min) (point-max))
2296                           wl-summary-highlight-partial-threshold))
2297                   (save-excursion
2298                     (forward-line (-
2299                                    0
2300                                    (or
2301                                     wl-summary-partial-highlight-above-lines
2302                                     wl-summary-highlight-partial-threshold)))
2303                     (wl-highlight-summary (point) (point-max)))
2304                 (wl-highlight-summary (point-min) (point-max))))
2305           (if (eq retval 'disp-msg)
2306               (wl-summary-redisplay))
2307           (if (eq retval 'prefetch-msg)
2308               (wl-message-buffer-prefetch
2309                folder
2310                (wl-summary-message-number)
2311                wl-message-buffer-prefetch-depth
2312                (current-buffer)
2313                wl-summary-buffer-mime-charset))
2314           (if mes (message "%s" mes))
2315           (if (and interactive wl-summary-recenter)
2316               (recenter (/ (- (window-height) 2) 2))))))
2317     ;; set current entity-id
2318     (when (and folder
2319                (setq entity
2320                      (wl-folder-search-entity-by-name
2321                       (elmo-folder-name-internal folder)
2322                       wl-folder-entity
2323                       'folder)))
2324       ;; entity-id is unknown.
2325       (wl-folder-set-current-entity-id
2326        (wl-folder-get-entity-id entity)))
2327     (when (and wl-summary-lazy-highlight
2328                wl-on-xemacs)
2329       (sit-for 0))
2330     (unwind-protect
2331         (run-hooks 'wl-summary-prepared-hook)
2332       (set-buffer-modified-p nil))
2333     retval))
2334
2335 (defun wl-summary-goto-previous-message-beginning ()
2336   (end-of-line)
2337   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2338   (beginning-of-line))
2339
2340 (defun wl-summary-goto-top-of-current-thread ()
2341   (wl-summary-jump-to-msg
2342    (wl-thread-entity-get-number
2343     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2344                                       (wl-summary-message-number))))))
2345
2346 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2347   (interactive)
2348   (let ((depth (or depth
2349                    (wl-thread-get-depth-of-current-line))))
2350     (forward-line 1)
2351     (while (and (not (eobp))
2352                 (>= (wl-thread-get-depth-of-current-line)
2353                     depth))
2354       (forward-line 1))
2355     (beginning-of-line)))
2356
2357 (defun wl-summary-insert-line (line)
2358   "Insert LINE in the Summary."
2359   (if wl-use-highlight-mouse-line
2360       ;; remove 'mouse-face of current line.
2361       (put-text-property
2362        (save-excursion (beginning-of-line)(point))
2363        (save-excursion (end-of-line)(point))
2364        'mouse-face nil))
2365   (insert line "\n")
2366   (if wl-use-highlight-mouse-line
2367       ;; remove 'mouse-face of current line.
2368       (put-text-property
2369        (save-excursion (beginning-of-line)(point))
2370        (save-excursion (end-of-line)(point))
2371        'mouse-face nil))
2372   (ignore-errors
2373     (run-hooks 'wl-summary-line-inserted-hook)))
2374
2375 (defun wl-summary-insert-sequential (entity folder &rest args)
2376   (let ((inhibit-read-only t)
2377         buffer-read-only)
2378     (goto-char (point-max))
2379     (wl-summary-insert-line
2380      (wl-summary-create-line entity nil nil
2381                              (elmo-message-mark
2382                               folder
2383                               (elmo-message-entity-number
2384                                entity))))
2385     (setq wl-summary-buffer-number-list
2386           (wl-append wl-summary-buffer-number-list
2387                      (list (elmo-message-entity-number entity))))
2388     nil))
2389
2390 (defun wl-summary-default-subject-filter (subject)
2391   (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2392   (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2393   (elmo-replace-in-string subject "^\\[.*\\]" ""))
2394
2395 (defun wl-summary-subject-equal (subject1 subject2)
2396   (string= (funcall wl-summary-subject-filter-function subject1)
2397            (funcall wl-summary-subject-filter-function subject2)))
2398
2399 (defmacro wl-summary-put-alike (alike)
2400   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2401                         (, alike)
2402                         wl-summary-alike-hashtb)))
2403
2404 (defmacro wl-summary-get-alike ()
2405   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2406                         wl-summary-alike-hashtb)))
2407
2408 (defun wl-summary-insert-headers (folder func mime-decode)
2409   (let ((numbers (elmo-folder-list-messages folder nil t))
2410         ov this last alike)
2411     (buffer-disable-undo (current-buffer))
2412     (make-local-variable 'wl-summary-alike-hashtb)
2413     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length numbers) 2)))
2414     (when mime-decode
2415       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2416     (while (setq ov (elmo-message-entity folder (pop numbers)))
2417       (setq this (funcall func ov))
2418       (and this (setq this (std11-unfold-string this)))
2419       (if (equal last this)
2420           (setq alike (cons ov alike))
2421         (when last
2422           (wl-summary-put-alike alike)
2423           (insert last ?\n))
2424         (setq alike (list ov)
2425               last this)))
2426     (when last
2427       (wl-summary-put-alike alike)
2428       (insert last ?\n))
2429     (when mime-decode
2430       (decode-mime-charset-region (point-min) (point-max)
2431                                   elmo-mime-charset)
2432       (when (eq mime-decode 'mime)
2433         (eword-decode-region (point-min) (point-max))))
2434     (run-hooks 'wl-summary-insert-headers-hook)))
2435
2436 (defun wl-summary-search-by-subject (entity folder)
2437   (let ((summary-buf (current-buffer))
2438         (buf (get-buffer-create wl-summary-search-buf-name))
2439         (folder-name (wl-summary-buffer-folder-name))
2440         match founds cur result)
2441     (with-current-buffer buf
2442       (let ((case-fold-search t))
2443         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2444                   (zerop (buffer-size)))
2445           (setq wl-summary-search-buf-folder-name folder-name)
2446           (message "Creating subject cache...")
2447           (wl-summary-insert-headers
2448            folder
2449            (function
2450             (lambda (x)
2451               (funcall wl-summary-subject-filter-function
2452                        (elmo-message-entity-field x 'subject))))
2453            t)
2454           (message "Creating subject cache...done"))
2455         (setq match (funcall wl-summary-subject-filter-function
2456                              (elmo-message-entity-field entity 'subject
2457                                                         'decode)))
2458         (if (string= match "")
2459             (setq match "\n"))
2460         (goto-char (point-max))
2461         (while (and (null result)
2462                     (not (= (point) (point-min)))
2463                     (search-backward match nil t))
2464           ;; check exactly match
2465           (when (and (bolp) (= (point-at-eol)(match-end 0)))
2466             (setq founds (wl-summary-get-alike))
2467             (with-current-buffer summary-buf
2468               (while founds
2469                 (when (and
2470                        ;; the first element of found-entity list exists on
2471                        ;; thread tree.
2472                        (wl-thread-get-entity
2473                         (elmo-message-entity-number (car founds)))
2474                        ;; message id is not same as myself.
2475                        (not (string=
2476                              (elmo-message-entity-field entity 'message-id)
2477                              (elmo-message-entity-field (car founds)
2478                                                         'message-id)))
2479                        ;; not a descendant.
2480                        (not (wl-thread-descendant-p
2481                              (elmo-message-entity-number entity)
2482                              (elmo-message-entity-number (car founds)))))
2483                   (setq result (car founds)
2484                         founds nil))
2485                 (setq founds (cdr founds))))))
2486         result))))
2487
2488 (defun wl-summary-insert-thread (entity folder update
2489                                         &optional force-insert)
2490   (let ((depth 0)
2491         this-id parent-entity parent-number relatives anumber
2492         cur number cur-entity linked retval delayed-entity
2493         update-list entity-stack)
2494     (while entity
2495       (setq this-id (elmo-message-entity-field entity 'message-id)
2496             parent-entity
2497             (elmo-message-entity-parent folder entity)
2498             parent-number (elmo-message-entity-number parent-entity))
2499       (setq number (elmo-message-entity-number entity))
2500       (setq cur entity)
2501       ;; If thread loop detected, set parent as nil.
2502       (while cur
2503         (setq anumber
2504               (elmo-message-entity-number
2505                (setq cur (elmo-message-entity-parent folder cur))))
2506         (if (memq anumber relatives)
2507             (setq parent-number nil
2508                   cur nil))
2509         (setq relatives (cons
2510                          (elmo-message-entity-number cur)
2511                          relatives)))
2512       (if (and parent-number
2513                (not (wl-thread-get-entity parent-number))
2514                (not force-insert))
2515           ;; parent exists in overview, but not in wl-thread-entities
2516           (progn
2517             (wl-append wl-summary-delayed-update
2518                        (list (cons parent-number entity)))
2519             (setq entity nil)) ;; exit loop
2520         ;; Search parent by subject.
2521         (when (and (null parent-number)
2522                    wl-summary-search-parent-by-subject-regexp
2523                    (string-match
2524                     wl-summary-search-parent-by-subject-regexp
2525                     (elmo-msgdb-overview-entity-get-subject entity)))
2526           (let ((found (wl-summary-search-by-subject entity folder)))
2527             (when (and found
2528                        (not (member found wl-summary-delayed-update)))
2529               (setq parent-entity found)
2530               (setq parent-number
2531                     (elmo-message-entity-number parent-entity))
2532               (setq linked t))))
2533         ;; If subject is change, divide thread.
2534         (if (and parent-number
2535                  wl-summary-divide-thread-when-subject-changed
2536                  (not (wl-summary-subject-equal
2537                        (or (elmo-message-entity-field entity
2538                                                       'subject t) "")
2539                        (or (elmo-message-entity-field parent-entity
2540                                                       'subject t) ""))))
2541             (setq parent-number nil))
2542         (setq retval
2543               (wl-thread-insert-message entity
2544                                         number parent-number update linked))
2545         (and retval
2546              (wl-append update-list (list retval)))
2547         (setq entity nil) ; exit loop
2548         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2549           (setq wl-summary-delayed-update
2550                 (delq delayed-entity wl-summary-delayed-update))
2551           ;; update delayed message
2552           (wl-append entity-stack (list (cdr delayed-entity)))))
2553       (if (and (not entity)
2554                entity-stack)
2555           (setq entity (pop entity-stack))))
2556     update-list))
2557
2558 (defun wl-summary-update-thread (entity
2559                                  thr-entity
2560                                  parent-entity)
2561   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2562          (overview-entity entity)
2563          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2564          (number (elmo-msgdb-overview-entity-get-number entity))
2565          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
2566          insert-line)
2567     (cond
2568      ((or (not parent-id)
2569           (string= this-id parent-id))
2570       (goto-char (point-max))
2571       (beginning-of-line)
2572       (setq insert-line t))
2573      ;; parent already exists in buffer.
2574      ((wl-summary-jump-to-msg parent-number)
2575       (wl-thread-goto-bottom-of-sub-thread)
2576       (setq insert-line t)))
2577     (when insert-line
2578       (let (buffer-read-only)
2579         (wl-summary-insert-line
2580          (wl-summary-create-line
2581           entity
2582           parent-entity
2583           nil
2584           (elmo-message-mark wl-summary-buffer-elmo-folder number)
2585           (wl-thread-maybe-get-children-num number)
2586           (wl-thread-make-indent-string thr-entity)
2587           (wl-thread-entity-get-linked thr-entity)))))))
2588
2589 (defun wl-summary-target-mark-msgs (msgs)
2590   "Return the number of marked messages."
2591   (let ((i 0))
2592     (dolist (number msgs)
2593       (when (wl-summary-target-mark number)
2594         (setq i (1+ i))))
2595     i))
2596
2597 (defun wl-summary-pick (&optional from-list delete-marks)
2598   (interactive)
2599   (save-excursion
2600     (let* ((condition (car (elmo-parse-search-condition
2601                             (elmo-read-search-condition
2602                              wl-summary-pick-field-default))))
2603            (result (elmo-folder-search wl-summary-buffer-elmo-folder
2604                                        condition
2605                                        from-list))
2606            num)
2607       (if delete-marks
2608           (let ((mlist wl-summary-buffer-target-mark-list))
2609             (while mlist
2610               (when (wl-summary-jump-to-msg (car mlist))
2611                 (wl-summary-unmark))
2612               (setq mlist (cdr mlist)))
2613             (setq wl-summary-buffer-target-mark-list nil)))
2614       (if (and result
2615                (setq num (wl-summary-target-mark-msgs result))
2616                (> num 0))
2617           (if (= num (length result))
2618               (message "%d message(s) are picked." num)
2619             (message "%d(%d) message(s) are picked." num
2620                      (- (length result) num)))
2621         (message "No message was picked.")))))
2622
2623 (defun wl-summary-unvirtual ()
2624   "Exit from current virtual folder."
2625   (interactive)
2626   (if (eq 'filter
2627           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
2628       (wl-summary-goto-folder-subr
2629        (elmo-folder-name-internal
2630         (elmo-filter-folder-target-internal
2631          wl-summary-buffer-elmo-folder))
2632        'update nil nil t)
2633     (error "This folder is not filtered")))
2634
2635 (defun wl-summary-virtual (&optional arg)
2636   "Goto virtual folder.
2637 If ARG, exit virtual folder."
2638   (interactive "P")
2639   (if arg
2640       (wl-summary-unvirtual)
2641     (wl-summary-goto-folder-subr (concat "/"
2642                                          (elmo-read-search-condition
2643                                           wl-summary-pick-field-default)
2644                                          "/"
2645                                          (wl-summary-buffer-folder-name))
2646                                  'update nil nil t)
2647     (run-hooks 'wl-summary-virtual-hook)))
2648
2649 (defun wl-summary-delete-all-temp-marks (&optional no-msg force)
2650   "Erase all temp marks from buffer."
2651   (interactive)
2652   (when (or wl-summary-buffer-target-mark-list
2653             wl-summary-buffer-temp-mark-list
2654             wl-summary-scored)
2655     (save-excursion
2656       (goto-char (point-min))
2657       (unless no-msg
2658         (message "Unmarking..."))
2659       (while (not (eobp))
2660         (wl-summary-unset-mark nil nil force)
2661         (forward-line 1))
2662       (unless no-msg
2663         (message "Unmarking...done"))
2664       (setq wl-summary-buffer-target-mark-list nil)
2665       (setq wl-summary-buffer-temp-mark-list nil))))
2666
2667 (defsubst wl-summary-temp-mark ()
2668   "Return temp-mark string of current line."
2669   (let ((number (wl-summary-message-number))
2670         info)
2671     (or (and (wl-summary-have-target-mark-p number)
2672              "*")
2673         (and (setq info (wl-summary-registered-temp-mark number))
2674              (nth 1 info))
2675         (wl-summary-get-score-mark number)
2676         " ")))
2677
2678 (defsubst wl-summary-persistent-mark ()
2679   "Return persistent-mark string of current line."
2680   (or (ignore-errors
2681         (elmo-message-mark wl-summary-buffer-elmo-folder
2682                            (wl-summary-message-number)))
2683       " "))
2684
2685 (defun wl-summary-put-temp-mark (mark)
2686   "Put temp MARK on current line."
2687   (when wl-summary-buffer-temp-mark-column
2688     (save-excursion
2689       (beginning-of-line)
2690       (let ((inhibit-read-only t)
2691             (buffer-read-only nil))
2692         (move-to-column wl-summary-buffer-temp-mark-column)
2693         (delete-backward-char 1)
2694         (insert mark)))))
2695
2696 (defun wl-summary-next-buffer ()
2697   "Switch to next summary buffer."
2698   (interactive)
2699   (let ((buffers (sort (wl-collect-summary)
2700                        (lambda (buffer1 buffer2)
2701                          (string-lessp (buffer-name buffer1)
2702                                        (buffer-name buffer2))))))
2703     (switch-to-buffer
2704      (or (cadr (memq (current-buffer) buffers))
2705          (car buffers)))))
2706
2707 (defun wl-summary-previous-buffer ()
2708   "Switch to previous summary buffer."
2709   (interactive)
2710   (let ((buffers (sort (wl-collect-summary)
2711                        (lambda (buffer1 buffer2)
2712                          (not (string-lessp (buffer-name buffer1)
2713                                             (buffer-name buffer2)))))))
2714     (switch-to-buffer
2715      (or (cadr (memq (current-buffer) buffers))
2716          (car buffers)))))
2717
2718 (defun wl-summary-target-mark-mark-as-read ()
2719   (interactive)
2720   (save-excursion
2721     (goto-char (point-min))
2722     (let ((inhibit-read-only t)
2723           (buffer-read-only nil)
2724           wl-summary-buffer-disp-msg
2725           (mlist wl-summary-buffer-temp-mark-list))
2726       (dolist (number mlist)
2727         (wl-summary-unset-mark number))
2728       (wl-summary-mark-as-read mlist))))
2729
2730 (defun wl-summary-target-mark-mark-as-unread ()
2731   (interactive)
2732   (save-excursion
2733     (goto-char (point-min))
2734     (let ((inhibit-read-only t)
2735           (buffer-read-only nil)
2736           wl-summary-buffer-disp-msg
2737           (mlist wl-summary-buffer-target-mark-list))
2738       (dolist (number mlist)
2739         (wl-summary-unset-mark number))
2740       (wl-summary-mark-as-unread mlist))))
2741
2742 (defun wl-summary-target-mark-mark-as-important ()
2743   (interactive)
2744   (save-excursion
2745     (goto-char (point-min))
2746     (let ((inhibit-read-only t)
2747           (buffer-read-only nil)
2748           wl-summary-buffer-disp-msg
2749           (mlist wl-summary-buffer-target-mark-list))
2750       (dolist (number mlist)
2751         (wl-summary-unset-mark number)
2752         (wl-summary-mark-as-important number))
2753       (wl-summary-count-unread)
2754       (wl-summary-update-modeline))))
2755
2756 (defun wl-summary-target-mark-save ()
2757   (interactive)
2758   (let ((wl-save-dir
2759          (wl-read-directory-name "Save to directory: "
2760                                  wl-temporary-file-directory))
2761         number)
2762     (if (null (file-exists-p wl-save-dir))
2763         (make-directory wl-save-dir))
2764     (while (setq number (car wl-summary-buffer-target-mark-list))
2765       (wl-thread-jump-to-msg number)
2766       (wl-summary-save t wl-save-dir)
2767       (wl-summary-unmark))))
2768
2769 (defun wl-summary-target-mark-pick ()
2770   (interactive)
2771   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
2772
2773 (defun wl-summary-update-persistent-mark ()
2774   "Synch up persistent mark of current line with msgdb's.
2775 Return non-nil if the mark is updated"
2776   (if wl-summary-buffer-persistent-mark-column
2777       (save-excursion
2778         (move-to-column wl-summary-buffer-persistent-mark-column)
2779         (let ((inhibit-read-only t)
2780               (buffer-read-only nil)
2781               (mark (buffer-substring (- (point) 1) (point)))
2782               (new-mark (wl-summary-persistent-mark)))
2783           (unless (string= new-mark mark)
2784             (delete-backward-char 1)
2785             (insert new-mark)
2786             (when wl-summary-highlight
2787               (wl-highlight-summary-current-line))
2788             (set-buffer-modified-p nil)
2789             t)))
2790     (when wl-summary-highlight
2791       (wl-highlight-summary-current-line))
2792     (set-buffer-modified-p nil)))
2793
2794 (defsubst wl-summary-mark-as-read-internal (inverse
2795                                             number-or-numbers
2796                                             no-folder-mark
2797                                             no-modeline-update)
2798   (save-excursion
2799     (let ((folder wl-summary-buffer-elmo-folder)
2800           unread-message number
2801           number-list visible)
2802       (setq number-list (cond ((numberp number-or-numbers)
2803                                (setq unread-message
2804                                      (member (elmo-message-mark
2805                                               folder
2806                                               number-or-numbers)
2807                                              (elmo-msgdb-unread-marks)))
2808                                (list number-or-numbers))
2809                               ((and (not (null number-or-numbers))
2810                                     (listp number-or-numbers))
2811                                number-or-numbers)
2812                               ((setq number (wl-summary-message-number))
2813                                ;; interactive
2814                                (setq unread-message
2815                                      (member (elmo-message-mark folder number)
2816                                              (elmo-msgdb-unread-marks)))
2817                                (list number))))
2818       (if (null number-list)
2819           (message "No message.")
2820         (if inverse
2821             (elmo-folder-unmark-read folder number-list no-folder-mark)
2822           (elmo-folder-mark-as-read folder number-list no-folder-mark))
2823         (dolist (number number-list)
2824           (setq visible (wl-summary-jump-to-msg number))
2825           (unless inverse
2826             (when unread-message
2827               (run-hooks 'wl-summary-unread-message-hook)))
2828           ;; set mark on buffer
2829           (when visible
2830             (wl-summary-update-persistent-mark)))
2831         (unless no-modeline-update
2832           ;; Update unread numbers.
2833           ;; should elmo-folder-mark-as-read return unread numbers?
2834           (wl-summary-count-unread)
2835           (wl-summary-update-modeline)
2836           (wl-folder-update-unread
2837            (wl-summary-buffer-folder-name)
2838            (+ wl-summary-buffer-unread-count
2839               wl-summary-buffer-new-count)))))))
2840
2841 (defun wl-summary-mark-as-read (&optional number-or-numbers
2842                                           no-folder-mark
2843                                           no-modeline-update)
2844   (interactive)
2845   (wl-summary-mark-as-read-internal nil
2846                                     number-or-numbers
2847                                     no-folder-mark
2848                                     no-modeline-update))
2849
2850 (defun wl-summary-mark-as-unread (&optional number-or-numbers
2851                                             no-folder-mark
2852                                             no-modeline-update)
2853   (interactive)
2854   (wl-summary-mark-as-read-internal 'inverse
2855                                     number-or-numbers
2856                                     no-folder-mark
2857                                     no-modeline-update))
2858
2859 (defsubst wl-summary-mark-as-answered-internal (inverse
2860                                                 number-or-numbers
2861                                                 no-modeline-update)
2862   (save-excursion
2863     (let ((folder wl-summary-buffer-elmo-folder)
2864           number number-list visible)
2865       (setq number-list (cond ((numberp number-or-numbers)
2866                                (list number-or-numbers))
2867                               ((and (not (null number-or-numbers))
2868                                     (listp number-or-numbers))
2869                                number-or-numbers)
2870                               ((setq number (wl-summary-message-number))
2871                                ;; interactive
2872                                (list number))))
2873       (if (null number-list)
2874           (message "No message.")
2875         (if inverse
2876             (elmo-folder-unmark-answered folder number-list)
2877           (elmo-folder-mark-as-answered folder number-list))
2878         (dolist (number number-list)
2879           (setq visible (wl-summary-jump-to-msg number))
2880           ;; set mark on buffer
2881           (when visible
2882             (wl-summary-update-persistent-mark)))
2883         (unless no-modeline-update
2884           ;; Update unread numbers.
2885           ;; should elmo-folder-mark-as-read return unread numbers?
2886           (wl-summary-count-unread)
2887           (wl-summary-update-modeline)
2888           (wl-folder-update-unread
2889            (wl-summary-buffer-folder-name)
2890            (+ wl-summary-buffer-unread-count
2891               wl-summary-buffer-new-count)))))))
2892
2893 (defun wl-summary-mark-as-answered (&optional number-or-numbers
2894                                               no-modeline-update)
2895   (interactive)
2896   (wl-summary-mark-as-answered-internal
2897    (and (interactive-p)
2898         (member (elmo-message-mark wl-summary-buffer-elmo-folder
2899                                    (wl-summary-message-number))
2900                 (elmo-msgdb-answered-marks)))
2901    number-or-numbers
2902    no-modeline-update))
2903
2904 (defun wl-summary-mark-as-unanswered (&optional number-or-numbers
2905                                               no-modeline-update)
2906   (wl-summary-mark-as-answered-internal 'inverse
2907                                         number-or-numbers
2908                                         no-modeline-update))
2909
2910 (defun wl-summary-mark-as-important (&optional number
2911                                                mark
2912                                                no-server-update)
2913   (interactive)
2914   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
2915           'internal)
2916       (error "Cannot process mark in this folder"))
2917   (save-excursion
2918     (let* ((folder wl-summary-buffer-elmo-folder)
2919            message-id visible cur-mark)
2920       (cond (number
2921              (setq visible (wl-summary-jump-to-msg number))
2922              (setq cur-mark (or mark
2923                                 (elmo-message-mark
2924                                  wl-summary-buffer-elmo-folder number)
2925                                 " ")))
2926             ((setq number (wl-summary-message-number))
2927              (setq visible t)
2928              (setq cur-mark (or mark (wl-summary-persistent-mark))))
2929             (t
2930              (error "No message")))
2931       (when (or visible
2932                 ;; already exists in msgdb.
2933                 (elmo-message-entity wl-summary-buffer-elmo-folder
2934                                      number))
2935         (setq message-id (elmo-message-field
2936                           wl-summary-buffer-elmo-folder
2937                           number
2938                           'message-id))
2939         (if (string= cur-mark elmo-msgdb-important-mark)
2940             (progn
2941               ;; server side mark
2942               (save-match-data
2943                 (elmo-folder-unmark-important folder (list number)
2944                                               no-server-update)
2945                 (unless no-server-update
2946                   (elmo-msgdb-global-mark-delete message-id))
2947                 ;; Remove cache if local folder.
2948                 (if (and (elmo-folder-local-p folder)
2949                          (not (eq 'mark
2950                                   (elmo-folder-type-internal folder))))
2951                     (elmo-file-cache-delete
2952                      (elmo-file-cache-get-path message-id)))))
2953           ;; server side mark
2954           (elmo-folder-mark-as-important folder (list number)
2955                                          no-server-update)
2956           (if (eq (elmo-file-cache-exists-p message-id) 'entire)
2957               (elmo-folder-mark-as-read folder (list number))
2958             ;; Force cache message.
2959             (elmo-message-encache folder number 'read))
2960           (unless no-server-update
2961             (elmo-msgdb-global-mark-set message-id
2962                                         elmo-msgdb-important-mark))))
2963       (when visible
2964         (wl-summary-update-persistent-mark))))
2965   number)
2966
2967 ;;; Summary line.
2968 (defvar wl-summary-line-formatter nil)
2969
2970 (defun wl-summary-view-old-p ()
2971   "Return non-nil when summary view cache has old format."
2972   (save-excursion
2973     (goto-char (point-min))
2974     (and wl-summary-buffer-number-list
2975          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
2976
2977 (defun wl-summary-line-format-changed-p ()
2978   "Return non-nil when summary line format is changed."
2979   (not (string=
2980         wl-summary-buffer-line-format
2981         (or (elmo-object-load (expand-file-name
2982                                wl-summary-line-format-file
2983                                (elmo-folder-msgdb-path
2984                                 wl-summary-buffer-elmo-folder))
2985                               wl-summary-buffer-mime-charset)
2986             wl-summary-buffer-line-format))))
2987
2988 (defun wl-summary-line-format-save ()
2989   "Save current summary line format."
2990   (elmo-object-save
2991    (expand-file-name wl-summary-line-format-file
2992                      (elmo-folder-msgdb-path
2993                       wl-summary-buffer-elmo-folder))
2994    wl-summary-buffer-line-format
2995    wl-summary-buffer-mime-charset))
2996
2997 (defun wl-summary-line-number ()
2998   (wl-set-string-width
2999    (- wl-summary-buffer-number-column)
3000    (number-to-string
3001     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
3002
3003 (defun wl-summary-line-year ()
3004   (aref wl-datevec 0))
3005 (defun wl-summary-line-month ()
3006   (format "%02d" (aref wl-datevec 1)))
3007 (defun wl-summary-line-day ()
3008   (format "%02d" (aref wl-datevec 2)))
3009 (defun wl-summary-line-day-of-week ()
3010   (condition-case nil
3011       (elmo-date-get-week (aref wl-datevec 0)
3012                           (aref wl-datevec 1)
3013                           (aref wl-datevec 2))
3014     (error "??")))
3015 (defun wl-summary-line-hour ()
3016   (format "%02d" (aref wl-datevec 3)))
3017 (defun wl-summary-line-minute ()
3018   (format "%02d" (aref wl-datevec 4)))
3019
3020 (defun wl-summary-line-size ()
3021   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
3022     (if size
3023         (cond
3024          ((<= 1 (/ size 1048576))
3025           (format "%.0fM" (/ size 1048576.0)))
3026          ((<= 1 (/ size 1024))
3027           (format "%.0fK" (/ size 1024.0)))
3028          (t (format "%dB" size)))
3029       "")))
3030
3031 (defun wl-summary-line-subject ()
3032   (let (no-parent subject parent-raw-subject parent-subject)
3033     (if (string= wl-thr-indent-string "")
3034         (setq no-parent t)) ; no parent
3035     (setq subject
3036           (elmo-delete-char ?\n
3037                             (or (elmo-msgdb-overview-entity-get-subject
3038                                  wl-message-entity)
3039                                 wl-summary-no-subject-message)))
3040     (setq parent-raw-subject
3041           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
3042     (setq parent-subject
3043           (if parent-raw-subject
3044               (elmo-delete-char ?\n parent-raw-subject)))
3045     (if (or no-parent
3046             (null parent-subject)
3047             (not (wl-summary-subject-equal
3048                   subject parent-subject)))
3049         (funcall wl-summary-subject-function subject)
3050       "")))
3051
3052 (defun wl-summary-line-from ()
3053   (elmo-delete-char ?\n
3054                     (funcall wl-summary-from-function
3055                              (elmo-msgdb-overview-entity-get-from
3056                               wl-message-entity))))
3057
3058 (defun wl-summary-line-list-info ()
3059   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
3060     (if (car list-info)
3061         (format (if (cdr list-info) "(%s %05.0f)" "(%s)")
3062                 (car list-info) (cdr list-info))
3063       "")))
3064
3065 (defun wl-summary-line-list-count ()
3066   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
3067     (if ml-count
3068         (format "%.0f" ml-count)
3069       "")))
3070
3071 (defun wl-summary-line-attached ()
3072   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
3073                        wl-message-entity "content-type"))
3074         (case-fold-search t))
3075     (if (and content-type
3076              (string-match "multipart/mixed" content-type))
3077         "@"
3078       "")))
3079
3080 (defun wl-summary-create-line (wl-message-entity
3081                                wl-parent-message-entity
3082                                wl-temp-mark
3083                                wl-persistent-mark
3084                                &optional
3085                                wl-thr-children-number
3086                                wl-thr-indent-string
3087                                wl-thr-linked)
3088   "Create a summary line."
3089   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
3090         (elmo-mime-charset wl-summary-buffer-mime-charset)
3091         (elmo-lang wl-summary-buffer-weekday-name-lang)
3092         (wl-datevec (or (ignore-errors (timezone-fix-time
3093                                         (elmo-msgdb-overview-entity-get-date
3094                                          wl-message-entity)
3095                                         nil
3096                                         wl-summary-fix-timezone))
3097                         (make-vector 5 0)))
3098         (entity wl-message-entity) ; backward compatibility.
3099         line mark)
3100     (if (and wl-thr-indent-string
3101              wl-summary-indent-length-limit
3102              (< wl-summary-indent-length-limit
3103                 (string-width wl-thr-indent-string)))
3104         (setq wl-thr-indent-string (wl-set-string-width
3105                                     wl-summary-indent-length-limit
3106                                     wl-thr-indent-string)))
3107     (setq line (funcall wl-summary-buffer-line-formatter))
3108     (if wl-summary-width (setq line
3109                                (wl-set-string-width
3110                                 (- wl-summary-width 1) line nil
3111                                 'ignore-invalid)))
3112     (setq line (concat line
3113                        "\r"
3114                        (number-to-string
3115                         (elmo-msgdb-overview-entity-get-number
3116                          wl-message-entity))))
3117     (if wl-summary-highlight
3118         (wl-highlight-summary-line-string line
3119                                           wl-persistent-mark
3120                                           wl-temp-mark
3121                                           wl-thr-indent-string))
3122     line))
3123
3124 (defsubst wl-summary-proc-wday (wday-str year month mday)
3125   (save-match-data
3126     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
3127         (wl-match-string 1 wday-str)
3128       (elmo-date-get-week year month mday))))
3129
3130 (defvar wl-summary-move-spec-alist
3131   '((new . ((t . nil)
3132             (p . new)
3133             (p . unread)
3134             (p . important)))
3135     (unread . ((t . nil)
3136                (p . unread)
3137                (p . important)))))
3138
3139 (defsubst wl-summary-next-message (num direction hereto)
3140   (if wl-summary-buffer-next-message-function
3141       (funcall wl-summary-buffer-next-message-function num direction hereto)
3142     (let ((cur-spec (cdr (assq wl-summary-move-order
3143                                wl-summary-move-spec-alist)))
3144           (nums (memq num (if (eq direction 'up)
3145                               (reverse wl-summary-buffer-number-list)
3146                             wl-summary-buffer-number-list)))
3147           flagged-list nums2)
3148       (unless hereto (setq nums (cdr nums)))
3149       (setq nums2 nums)
3150       (if cur-spec
3151           (catch 'done
3152             (while cur-spec
3153               (setq nums nums2)
3154               (cond ((eq (car (car cur-spec)) 'p)
3155                      (if (setq flagged-list
3156                                (elmo-folder-list-flagged
3157                                 wl-summary-buffer-elmo-folder
3158                                 (cdr (car cur-spec))))
3159                          (while nums
3160                            (if (and (memq (car nums) flagged-list)
3161                                     (elmo-message-accessible-p
3162                                      wl-summary-buffer-elmo-folder
3163                                      (car nums)))
3164                                (throw 'done (car nums)))
3165                            (setq nums (cdr nums)))))
3166                     ((eq (car (car cur-spec)) 't)
3167                      (if wl-summary-buffer-target-mark-list
3168                          (while nums
3169                            (if (memq (car nums)
3170                                      wl-summary-buffer-target-mark-list)
3171                                (throw 'done (car nums)))
3172                            (setq nums (cdr nums))))))
3173               (setq cur-spec (cdr cur-spec))))
3174         (car nums)))))
3175
3176 (defsubst wl-summary-cursor-move (direction hereto)
3177   (when (and (eq direction 'up)
3178              (eobp))
3179     (forward-line -1)
3180     (setq hereto t))
3181   (let (num)
3182     (when (setq num (wl-summary-next-message (wl-summary-message-number)
3183                                              direction hereto))
3184       (if (numberp num)
3185           (wl-thread-jump-to-msg num))
3186       t)))
3187 ;;
3188 ;; Goto unread or important
3189 ;; returns t if next message exists in this folder.
3190 (defun wl-summary-cursor-down (&optional hereto)
3191   (interactive "P")
3192   (wl-summary-cursor-move 'down hereto))
3193
3194 (defun wl-summary-cursor-up (&optional hereto)
3195   (interactive "P")
3196   (wl-summary-cursor-move 'up hereto))
3197
3198 (defun wl-summary-save-view-cache ()
3199   (save-excursion
3200     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
3201            (cache (expand-file-name wl-summary-cache-file dir))
3202            (view (expand-file-name wl-summary-view-file dir))
3203            (save-view wl-summary-buffer-view)
3204            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
3205            (temp-list (copy-sequence wl-summary-buffer-temp-mark-list))
3206            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
3207            (temp-column wl-summary-buffer-temp-mark-column)
3208            (charset wl-summary-buffer-mime-charset))
3209       (if (file-directory-p dir)
3210           (); ok.
3211         (if (file-exists-p dir)
3212             (error "File %s already exists" dir)
3213           (elmo-make-directory dir)))
3214       (if (eq save-view 'thread)
3215           (wl-thread-save-entity dir))
3216       (when wl-summary-check-line-format
3217         (wl-summary-line-format-save))
3218       (unwind-protect
3219           (progn
3220             (when (file-writable-p cache)
3221               (copy-to-buffer tmp-buffer (point-min) (point-max))
3222               (with-current-buffer tmp-buffer
3223                 (widen)
3224                 (make-local-variable 'wl-summary-highlight)
3225                 (setq wl-summary-highlight nil
3226                       wl-summary-buffer-target-mark-list mark-list
3227                       wl-summary-buffer-temp-mark-list temp-list
3228                       wl-summary-buffer-temp-mark-column temp-column)
3229                 (wl-summary-delete-all-temp-marks 'no-msg 'force)
3230                 (encode-coding-region
3231                  (point-min) (point-max)
3232                  (or (and wl-on-mule
3233                           ;; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
3234                           (mime-charset-to-coding-system charset 'LF))
3235                      ;; Mule 2 doesn't have `*ctext*unix'.
3236                      (mime-charset-to-coding-system charset)))
3237                 (write-region-as-binary (point-min)(point-max)
3238                                         cache nil 'no-msg)))
3239             (when (file-writable-p view) ; 'thread or 'sequence
3240               (save-excursion
3241                 (set-buffer tmp-buffer)
3242                 (erase-buffer)
3243                 (prin1 save-view tmp-buffer)
3244                 (princ "\n" tmp-buffer)
3245                 (write-region (point-min) (point-max) view nil 'no-msg))))
3246         ;; kill tmp buffer.
3247         (kill-buffer tmp-buffer)))))
3248
3249 (defsubst wl-summary-get-sync-range (folder)
3250   (intern (or (and
3251                (elmo-folder-plugged-p folder)
3252                (wl-get-assoc-list-value
3253                 wl-folder-sync-range-alist
3254                 (elmo-folder-name-internal folder)))
3255               wl-default-sync-range)))
3256
3257 ;; redefined for wl-summary-sync-update
3258 (defun wl-summary-input-range (folder)
3259   "returns update or all or rescan."
3260   ;; for the case when parts are expanded in the bottom of the folder
3261   (let ((input-range-list '("no-sync"
3262                             "first:"
3263                             "last:"
3264                             "cache-status"
3265                             "mark"
3266                             "rescan"
3267                             "rescan-noscore"
3268                             "update"
3269                             "update-entirely"
3270                             "all"
3271                             "all-entirely"))
3272         (default (or (wl-get-assoc-list-value
3273                       wl-folder-sync-range-alist
3274                       folder)
3275                      wl-default-sync-range))
3276         range)
3277     (setq range
3278           (completing-read (format "Range (%s): " default)
3279                            (mapcar
3280                             (function (lambda (x) (cons x x)))
3281                             input-range-list)))
3282     (if (string= range "")
3283         default
3284       range)))
3285
3286 (defun wl-summary-toggle-disp-folder (&optional arg)
3287   (interactive)
3288   (let ((cur-buf (current-buffer))
3289         (summary-win (get-buffer-window (current-buffer)))
3290         fld-buf fld-win)
3291     (cond
3292      ((eq arg 'on)
3293       (setq wl-summary-buffer-disp-folder t)
3294       ;; hide your folder window
3295       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3296           (if (setq fld-win (get-buffer-window fld-buf))
3297               (delete-window fld-win))))
3298      ((eq arg 'off)
3299       (setq wl-summary-buffer-disp-folder nil)
3300       ;; hide your wl-message window!
3301       (when (buffer-live-p wl-message-buffer)
3302         (wl-message-select-buffer wl-message-buffer)
3303         (delete-window))
3304       (select-window (get-buffer-window cur-buf))
3305       ;; display wl-folder window!!
3306       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3307           (if (setq fld-win (get-buffer-window fld-buf))
3308               ;; folder win is already displayed.
3309               (select-window fld-win)
3310             ;; folder win is not displayed.
3311             (switch-to-buffer fld-buf))
3312         ;; no folder buf
3313         (wl-folder))
3314       ;; temporarily delete summary-win.
3315       (if summary-win
3316           (delete-window summary-win))
3317       (split-window-horizontally wl-folder-window-width)
3318       (other-window 1)
3319       (switch-to-buffer cur-buf))
3320      (t
3321       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3322           (if (setq fld-win (get-buffer-window fld-buf))
3323               (setq wl-summary-buffer-disp-folder nil)
3324             (setq wl-summary-buffer-disp-folder t)))
3325       (if (not wl-summary-buffer-disp-folder)
3326           ;; hide message window
3327           (let ((mes-win (and wl-message-buffer
3328                               (get-buffer-window wl-message-buffer)))
3329                 (wl-stay-folder-window t))
3330             (if mes-win (delete-window mes-win))
3331             ;; hide your folder window
3332             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3333                 (if (setq fld-win (get-buffer-window fld-buf))
3334                     (progn
3335                       (delete-window (get-buffer-window cur-buf))
3336                       (select-window fld-win)
3337                       (switch-to-buffer cur-buf))))
3338             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
3339             ;; resume message window.
3340             (when mes-win
3341               (wl-message-select-buffer wl-message-buffer)
3342               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
3343               (select-window (get-buffer-window cur-buf))))
3344         ;; hide message window
3345         (let ((wl-stay-folder-window t)
3346               (mes-win (and wl-message-buffer
3347                             (get-buffer-window wl-message-buffer))))
3348           (if mes-win (delete-window mes-win))
3349           (select-window (get-buffer-window cur-buf))
3350           ;; display wl-folder window!!
3351           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3352               (if (setq fld-win (get-buffer-window fld-buf))
3353                   ;; folder win is already displayed.
3354                   (select-window fld-win)
3355                 ;; folder win is not displayed...occupy all.
3356                 (switch-to-buffer fld-buf))
3357             ;; no folder buf
3358             (wl-folder))
3359           (split-window-horizontally wl-folder-window-width)
3360           (other-window 1)
3361           (switch-to-buffer cur-buf)
3362           ;; resume message window.
3363           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
3364           (when mes-win
3365             (wl-message-select-buffer wl-message-buffer)
3366             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
3367             (select-window (get-buffer-window cur-buf))))))))
3368   (run-hooks 'wl-summary-toggle-disp-folder-hook))
3369
3370 (defun wl-summary-toggle-disp-msg (&optional arg)
3371   (interactive)
3372   (let ((cur-buf (current-buffer))
3373         fld-buf fld-win
3374         summary-win)
3375     (cond
3376      ((eq arg 'on)
3377       (setq wl-summary-buffer-disp-msg t)
3378       (save-excursion
3379         ;; hide your folder window
3380         (if (and (not wl-stay-folder-window)
3381                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
3382             (if (setq fld-win (get-buffer-window fld-buf))
3383                 (unless (one-window-p fld-win)
3384                   (delete-window fld-win))))))
3385      ((eq arg 'off)
3386       (wl-delete-all-overlays)
3387       (setq wl-summary-buffer-disp-msg nil)
3388       (save-excursion
3389         (when (buffer-live-p wl-message-buffer)
3390           (wl-message-select-buffer wl-message-buffer)
3391           (delete-window)
3392           (and (get-buffer-window cur-buf)
3393                (select-window (get-buffer-window cur-buf))))
3394         (run-hooks 'wl-summary-toggle-disp-off-hook)))
3395      (t
3396       (if (and wl-message-buffer
3397                (get-buffer-window wl-message-buffer)) ; already displayed
3398           (setq wl-summary-buffer-disp-msg nil)
3399         (setq wl-summary-buffer-disp-msg t))
3400       (if wl-summary-buffer-disp-msg
3401           (progn
3402             (wl-summary-redisplay)
3403 ;;; hide your folder window
3404 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
3405 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
3406 ;;;             (delete-window fld-win)))
3407             (run-hooks 'wl-summary-toggle-disp-on-hook))
3408         (wl-delete-all-overlays)
3409         (save-excursion
3410           (wl-message-select-buffer wl-message-buffer)
3411           (delete-window)
3412           (select-window (get-buffer-window cur-buf))
3413           (setq wl-message-buffer nil)
3414           (run-hooks 'wl-summary-toggle-disp-off-hook))
3415 ;;;     (switch-to-buffer cur-buf)
3416         )))
3417     (when wl-summary-lazy-highlight
3418       (wl-highlight-summary-window))))
3419
3420 (defun wl-summary-next-line-content ()
3421   "Show next line of the message."
3422   (interactive)
3423   (let ((cur-buf (current-buffer)))
3424     (wl-summary-toggle-disp-msg 'on)
3425     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3426       (set-buffer cur-buf)
3427       (wl-message-next-page 1))))
3428
3429 (defun wl-summary-prev-line-content ()
3430   (interactive)
3431   (let ((cur-buf (current-buffer)))
3432     (wl-summary-toggle-disp-msg 'on)
3433     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3434       (set-buffer cur-buf)
3435       (wl-message-prev-page 1))))
3436
3437 (defun wl-summary-next-page ()
3438   (interactive)
3439   (let ((cur-buf (current-buffer)))
3440     (wl-summary-toggle-disp-msg 'on)
3441     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3442       (set-buffer cur-buf)
3443       (wl-message-next-page))))
3444
3445 (defun wl-summary-prev-page ()
3446   (interactive)
3447   (let ((cur-buf (current-buffer)))
3448     (wl-summary-toggle-disp-msg 'on)
3449     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3450       (set-buffer cur-buf)
3451       (wl-message-prev-page))))
3452
3453 (defsubst wl-summary-no-mime-p (folder)
3454   (wl-string-match-member (elmo-folder-name-internal folder)
3455                           wl-summary-no-mime-folder-list))
3456
3457 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
3458   "Set message buffer.
3459 If message is not displayed yet, display it.
3460 Return t if message exists."
3461   (let ((folder wl-summary-buffer-elmo-folder)
3462         (number (wl-summary-message-number))
3463         cur-folder cur-number message-last-pos)
3464     (when (buffer-live-p wl-message-buffer)
3465       (save-window-excursion
3466         (wl-message-select-buffer wl-message-buffer)
3467         (setq cur-folder wl-message-buffer-cur-folder)
3468         (setq cur-number wl-message-buffer-cur-number)))
3469     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
3470              (eq number (or cur-number 0)))
3471         (progn
3472           (set-buffer wl-message-buffer)
3473           t)
3474       (if (wl-summary-no-mime-p folder)
3475           (wl-summary-redisplay-no-mime-internal folder number)
3476         (wl-summary-redisplay-internal folder number))
3477       (when (buffer-live-p wl-message-buffer)
3478         (set-buffer wl-message-buffer))
3479       nil)))
3480
3481 (defun wl-summary-target-mark-forward (&optional arg)
3482   (interactive "P")
3483   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
3484         (summary-buf (current-buffer))
3485         (wl-draft-forward t)
3486         start-point
3487         draft-buf)
3488     (wl-summary-jump-to-msg (car mlist))
3489     (wl-summary-forward t)
3490     (setq start-point (point))
3491     (setq draft-buf (current-buffer))
3492     (setq mlist (cdr mlist))
3493     (save-window-excursion
3494       (when mlist
3495         (while mlist
3496           (set-buffer summary-buf)
3497           (wl-summary-jump-to-msg (car mlist))
3498           (wl-summary-redisplay)
3499           (set-buffer draft-buf)
3500           (goto-char (point-max))
3501           (wl-draft-insert-message)
3502           (setq mlist (cdr mlist)))
3503         (wl-draft-body-goto-top)
3504         (wl-draft-enclose-digest-region (point) (point-max)))
3505       (goto-char start-point)
3506       (save-excursion
3507         (set-buffer summary-buf)
3508         (wl-summary-delete-all-temp-marks)))
3509     (run-hooks 'wl-mail-setup-hook)))
3510
3511 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
3512   (interactive "P")
3513   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
3514         (summary-buf (current-buffer))
3515         change-major-mode-hook
3516         start-point
3517         draft-buf)
3518     (wl-summary-jump-to-msg (car mlist))
3519     (when (wl-summary-reply arg t)
3520       (goto-char (point-max))
3521       (setq start-point (point-marker))
3522       (setq draft-buf (current-buffer))
3523       (save-window-excursion
3524         (while mlist
3525           (set-buffer summary-buf)
3526           (delete-other-windows)
3527           (wl-summary-jump-to-msg (car mlist))
3528           (wl-summary-redisplay)
3529           (set-buffer draft-buf)
3530           (goto-char (point-max))
3531           (wl-draft-yank-original)
3532           (setq mlist (cdr mlist)))
3533         (goto-char start-point)
3534         (save-excursion
3535           (set-buffer summary-buf)
3536           (wl-summary-delete-all-temp-marks)))
3537       (wl-draft-reply-position wl-draft-reply-default-position)
3538       (run-hooks 'wl-mail-setup-hook))))
3539
3540 (defun wl-summary-reply-with-citation (&optional arg)
3541   (interactive "P")
3542   (when (wl-summary-reply arg t)
3543     (goto-char (point-max))
3544     (wl-draft-yank-original)
3545     (wl-draft-reply-position wl-draft-reply-default-position)
3546     (run-hooks 'wl-mail-setup-hook)))
3547
3548 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
3549   (interactive)
3550   (let* ((original (wl-summary-message-number))
3551          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
3552          (entity (elmo-message-entity wl-summary-buffer-elmo-folder msgid))
3553          msg otherfld schar
3554          (errmsg (format "No message with id \"%s\" in the folder." msgid)))
3555     (if (setq msg (elmo-message-entity-number entity))
3556         (progn
3557           (wl-thread-jump-to-msg msg)
3558           t)
3559       ;; for XEmacs!
3560       (if (and elmo-use-database
3561                (setq errmsg
3562                      (format
3563                       "No message with id \"%s\" in the database." msgid))
3564                (setq otherfld (elmo-database-msgid-get msgid)))
3565           (if (cdr (wl-summary-jump-to-msg-internal
3566                     (car otherfld) (nth 1 otherfld) 'no-sync))
3567               t ; succeed.
3568             ;; Back to original.
3569             (wl-summary-jump-to-msg-internal
3570              (wl-summary-buffer-folder-name) original 'no-sync))
3571         (cond ((eq wl-summary-search-via-nntp 'confirm)
3572                (require 'elmo-nntp)
3573                (message "Search message in nntp server \"%s\" <y/n/s(elect)>? "
3574                         elmo-nntp-default-server)
3575                (setq schar (let ((cursor-in-echo-area t)) (read-char)))
3576                (cond ((eq schar ?y)
3577                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
3578                      ((eq schar ?s)
3579                       (wl-summary-jump-to-msg-by-message-id-via-nntp
3580                        msgid
3581                        (read-from-minibuffer "NNTP Server: ")))
3582                      (t
3583                       (message "%s" errmsg)
3584                       nil)))
3585               ((or (eq wl-summary-search-via-nntp 'force)
3586                    (and
3587                     (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
3588                         'nntp)
3589                     wl-summary-search-via-nntp))
3590                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
3591               (t
3592                (message "%s" errmsg)
3593                nil))))))
3594
3595 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
3596   (interactive)
3597   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
3598          newsgroups folder ret
3599          user server port type spec)
3600     (if server-spec
3601         (if (string-match "^-" server-spec)
3602             (setq spec (wl-folder-get-elmo-folder server-spec)
3603                   user (elmo-net-folder-user-internal spec)
3604                   server (elmo-net-folder-server-internal spec)
3605                   port (elmo-net-folder-port-internal spec)
3606                   type (elmo-net-folder-stream-type-internal spec))
3607           (setq server server-spec)))
3608     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
3609                      msgid
3610                      (or server elmo-nntp-default-server)
3611                      (or user elmo-nntp-default-user)
3612                      (or port elmo-nntp-default-port)
3613                      (or type elmo-nntp-default-stream-type)))
3614       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
3615       (setq folder (concat "-" (car newsgroups)
3616                            (elmo-nntp-folder-postfix user server port type)))
3617       (catch 'found
3618         (while newsgroups
3619           (if (wl-folder-entity-exists-p (car newsgroups)
3620                                          wl-folder-newsgroups-hashtb)
3621               (throw 'found
3622                      (setq folder (concat "-" (car newsgroups)
3623                                           (elmo-nntp-folder-postfix
3624                                            user server port type)))))
3625           (setq newsgroups (cdr newsgroups)))))
3626     (if ret
3627         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
3628       (message "No message id \"%s\" in nntp server \"%s\"."
3629                msgid (or server elmo-nntp-default-server))
3630       nil)))
3631
3632 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
3633   (let (wl-auto-select-first entity)
3634     (if (or (string= folder (wl-summary-buffer-folder-name))
3635             (y-or-n-p
3636              (format
3637               "Message was found in the folder \"%s\". Jump to it? "
3638               folder)))
3639         (progn
3640           (unwind-protect
3641               (wl-summary-goto-folder-subr
3642                folder scan-type nil nil t)
3643             (if msgid
3644                 (setq msg
3645                       (elmo-message-entity-number
3646                        (elmo-message-entity
3647                         wl-summary-buffer-elmo-folder
3648                         msgid))))
3649             (setq entity (wl-folder-search-entity-by-name folder
3650                                                           wl-folder-entity
3651                                                           'folder))
3652             (if entity
3653                 (wl-folder-set-current-entity-id
3654                  (wl-folder-get-entity-id entity))))
3655           (if (null msg)
3656               (message "Message was not found currently in this folder.")
3657             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
3658           (cons folder msg)))))
3659
3660 (defun wl-summary-jump-to-parent-message (arg)
3661   (interactive "P")
3662   (let ((cur-buf (current-buffer))
3663         (disp-msg wl-summary-buffer-disp-msg)
3664         (number (wl-summary-message-number))
3665         (regexp "\\(<[^<>]*>\\)[ \t]*$")
3666         (i -1) ;; xxx
3667         msg-id msg-num ref-list ref irt)
3668     (if (null number)
3669         (message "No message.")
3670       (when (eq wl-summary-buffer-view 'thread)
3671         (cond ((and arg (not (numberp arg)))
3672                (setq msg-num
3673                      (wl-thread-entity-get-number
3674                       (wl-thread-entity-get-top-entity
3675                        (wl-thread-get-entity number)))))
3676               ((and arg (numberp arg))
3677                (setq i 0)
3678                (setq msg-num number)
3679                (while (< i arg)
3680                  (setq msg-num
3681                        (wl-thread-entity-get-number
3682                         (wl-thread-entity-get-parent-entity
3683                          (wl-thread-get-entity msg-num))))
3684                  (setq i (1+ i))))
3685               (t (setq msg-num
3686                        (wl-thread-entity-get-number
3687                         (wl-thread-entity-get-parent-entity
3688                          (wl-thread-get-entity number)))))))
3689       (when (null msg-num)
3690         (wl-summary-set-message-buffer-or-redisplay)
3691         (set-buffer (wl-message-get-original-buffer))
3692         (message "Searching parent message...")
3693         (setq ref (std11-field-body "References")
3694               irt (std11-field-body "In-Reply-To"))
3695         (cond
3696          ((and arg (not (numberp arg)) ref (not (string= ref ""))
3697                (string-match regexp ref))
3698           ;; The first message of the thread.
3699           (setq msg-id (wl-match-string 1 ref)))
3700          ;; "In-Reply-To:" has only one msg-id.
3701          ((and (null arg) irt (not (string= irt ""))
3702                (string-match regexp irt))
3703           (setq msg-id (wl-match-string 1 irt)))
3704          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
3705                (string-match regexp ref))
3706           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
3707           (while (string-match regexp ref)
3708             (setq ref-list
3709                   (append (list
3710                            (wl-match-string 1 ref))
3711                           ref-list))
3712             (setq ref (substring ref (match-end 0)))
3713             (setq i (1+ i)))
3714           (setq msg-id
3715                 (if (null arg) (nth 0 ref-list) ;; previous
3716                   (if (<= arg i) (nth (1- arg) ref-list)
3717                     (nth i ref-list))))))
3718         (set-buffer cur-buf)
3719         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
3720       (cond ((and (null msg-id) (null msg-num))
3721              (message "No parent message!")
3722              nil)
3723             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
3724              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
3725              (message "Searching parent message...done")
3726              t)
3727             ((and msg-num (wl-summary-jump-to-msg msg-num))
3728              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
3729              (message "Searching parent message...done")
3730              t)
3731             (t ; failed.
3732              (message "Parent message was not found.")
3733              nil)))))
3734
3735 (defun wl-summary-reply (&optional arg without-setup-hook)
3736   "Reply to current message. Default is \"wide\" reply.
3737 Reply to author if invoked with ARG."
3738   (interactive "P")
3739   (let ((folder wl-summary-buffer-elmo-folder)
3740         (number (wl-summary-message-number))
3741         (summary-buf (current-buffer))
3742         (winconf (current-window-configuration))
3743         mes-buf)
3744     (when number
3745       (save-excursion
3746         (wl-summary-redisplay-internal folder number))
3747       (setq mes-buf wl-message-buffer)
3748       (wl-message-select-buffer wl-message-buffer)
3749       (set-buffer mes-buf)
3750       (goto-char (point-min))
3751       (condition-case err
3752           (when (setq mes-buf (wl-message-get-original-buffer))
3753             (wl-draft-reply mes-buf arg summary-buf number)
3754             (wl-draft-reply-position wl-draft-reply-default-position)
3755             (unless without-setup-hook
3756               (run-hooks 'wl-mail-setup-hook)))
3757         (error (set-window-configuration winconf)
3758                (signal (car err)(cdr err))))
3759       (with-current-buffer summary-buf
3760         (elmo-folder-mark-as-answered folder (list number))
3761         (wl-summary-update-persistent-mark))
3762       t)))
3763
3764 (defun wl-summary-write ()
3765   "Write a new draft from Summary."
3766   (interactive)
3767   (wl-draft (list (cons 'To ""))
3768             nil nil nil nil (wl-summary-buffer-folder-name))
3769   (run-hooks 'wl-mail-setup-hook)
3770   (mail-position-on-field "To"))
3771
3772 (defvar wl-summary-write-current-folder-functions
3773   '(wl-folder-get-newsgroups
3774     wl-folder-guess-mailing-list-by-refile-rule
3775     wl-folder-guess-mailing-list-by-folder-name)
3776   "Newsgroups or Mailing List address guess functions list.
3777 Call from `wl-summary-write-current-folder'.
3778 When guess function return nil, challenge next guess-function.")
3779
3780 (defun wl-summary-write-current-folder (&optional folder)
3781   "Write message to current FOLDER's newsgroup or mailing-list.
3782 Use function list is `wl-summary-write-current-folder-functions'."
3783   (interactive)
3784   ;; default FOLDER is current buffer folder
3785   (setq folder (or folder (wl-summary-buffer-folder-name)))
3786   (let ((func-list wl-summary-write-current-folder-functions)
3787         guess-list guess-func)
3788     (while func-list
3789       (setq guess-list (funcall (car func-list) folder))
3790       (if (null guess-list)
3791           (setq func-list (cdr func-list))
3792         (setq guess-func (car func-list))
3793         (setq func-list nil)))
3794     (if (null guess-func)
3795         (wl-summary-write)
3796       (unless (or (stringp (nth 0 guess-list))
3797                   (stringp (nth 1 guess-list))
3798                   (stringp (nth 2 guess-list)))
3799         (error "Invalid value return guess function `%s'"
3800                (symbol-name guess-func)))
3801       (wl-draft (list (cons 'To (nth 0 guess-list))
3802                       (cons 'Cc (nth 1 guess-list))
3803                       (cons 'Newsgroups (nth 2 guess-list)))
3804                 nil nil nil nil folder)
3805       (run-hooks 'wl-mail-setup-hook)
3806       (mail-position-on-field "Subject"))))
3807
3808 (defun wl-summary-forward (&optional without-setup-hook)
3809   ""
3810   (interactive)
3811   (let ((folder wl-summary-buffer-elmo-folder)
3812         (number (wl-summary-message-number))
3813         (summary-buf (current-buffer))
3814         (wl-draft-forward t)
3815         mes-buf
3816         entity subject num)
3817     (if (null number)
3818         (message "No message.")
3819       (if (and (elmo-message-use-cache-p folder number)
3820                (eq (elmo-file-cache-status
3821                     (elmo-file-cache-get
3822                      (elmo-message-field folder number 'message-id)))
3823                    'section))
3824           ;; Reload.
3825           (wl-summary-redisplay-internal nil nil 'force-reload)
3826         (wl-summary-redisplay-internal folder number))
3827       (setq mes-buf wl-message-buffer)
3828       (wl-message-select-buffer mes-buf)
3829       ;; get original subject.
3830       (if summary-buf
3831           (save-excursion
3832             (set-buffer summary-buf)
3833             (setq subject
3834                   (or (elmo-message-field folder number 'subject) ""))))
3835       (set-buffer mes-buf)
3836       (wl-draft-forward subject summary-buf)
3837       (unless without-setup-hook
3838         (run-hooks 'wl-mail-setup-hook)))))
3839
3840 (defun wl-summary-click (e)
3841   (interactive "e")
3842   (mouse-set-point e)
3843   (wl-summary-read))
3844
3845 (defun wl-summary-read ()
3846   "Proceed reading message in the summary buffer."
3847   (interactive)
3848   (let ((cur-buf (current-buffer)))
3849     (wl-summary-toggle-disp-msg 'on)
3850     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3851       (set-buffer cur-buf)
3852       (if (wl-message-next-page)
3853           (wl-summary-down t)))))
3854
3855 (defsubst wl-summary-cursor-move-surface (downward interactive)
3856   (if wl-summary-move-direction-toggle
3857       (setq wl-summary-move-direction-downward downward))
3858   (let ((start (point))
3859         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
3860         (skip t)
3861         (column (current-column))
3862         skip-pmark-regexp goto-next next-entity finfo)
3863     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
3864         ()
3865       (setq skip-pmark-regexp
3866             (wl-regexp-opt (list " "
3867                                  elmo-msgdb-unread-cached-mark
3868                                  elmo-msgdb-important-mark))))
3869     (beginning-of-line)
3870     (while (and skip
3871                 (not (if downward (eobp) (bobp))))
3872       (if downward
3873           (forward-line 1)
3874         (forward-line -1))
3875       (setq skip (or (string-match skip-tmark-regexp
3876                                    (save-excursion
3877                                      (wl-summary-temp-mark)))
3878                      (and skip-pmark-regexp
3879                           (not (string-match
3880                                 skip-pmark-regexp
3881                                 (save-excursion
3882                                   (wl-summary-persistent-mark))))))))
3883     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
3884     (if (or (eobp) (and (bobp) skip))
3885         (goto-char start))
3886     (move-to-column column)
3887
3888     (if (not goto-next)
3889         (if wl-summary-buffer-disp-msg
3890             (wl-summary-redisplay))
3891       (if interactive
3892           (cond
3893            ((and (not downward) wl-summary-buffer-prev-folder-function)
3894             (funcall wl-summary-buffer-prev-folder-function))
3895            ((and downward wl-summary-buffer-next-folder-function)
3896             (funcall wl-summary-buffer-next-folder-function))
3897            (t
3898             (when wl-auto-select-next
3899               (setq next-entity
3900                     (if downward
3901                         (wl-summary-get-next-folder)
3902                       (wl-summary-get-prev-folder)))
3903               (if next-entity
3904                   (setq finfo (wl-folder-get-entity-info next-entity))))
3905             (wl-ask-folder
3906              '(lambda () (wl-summary-next-folder-or-exit next-entity))
3907              (format
3908               "No more messages. Type SPC to go to %s."
3909               (wl-summary-entity-info-msg next-entity finfo)))))))))
3910
3911 (defun wl-summary-prev (&optional interactive)
3912   (interactive)
3913   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
3914
3915 (defun wl-summary-next (&optional interactive)
3916   (interactive)
3917   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
3918
3919 (defun wl-summary-up (&optional interactive skip-no-unread)
3920   ""
3921   (interactive)
3922   (if wl-summary-move-direction-toggle
3923       (setq wl-summary-move-direction-downward nil))
3924   (if (wl-summary-cursor-up)
3925       (if wl-summary-buffer-disp-msg
3926           (wl-summary-redisplay))
3927     (if (or interactive
3928             (interactive-p))
3929         (if wl-summary-buffer-prev-folder-function
3930             (funcall wl-summary-buffer-prev-folder-function)
3931           (let (next-entity finfo)
3932             (when wl-auto-select-next
3933               (progn
3934                 (setq next-entity (wl-summary-get-prev-unread-folder))
3935                 (if next-entity
3936                     (setq finfo (wl-folder-get-entity-info next-entity)))))
3937             (if (and skip-no-unread
3938                      (eq wl-auto-select-next 'skip-no-unread))
3939                 (wl-summary-next-folder-or-exit next-entity t)
3940               (wl-ask-folder
3941                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
3942                (format
3943                 "No more unread messages. Type SPC to go to %s."
3944                 (wl-summary-entity-info-msg next-entity finfo)))))))))
3945
3946 (defun wl-summary-get-prev-folder ()
3947   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3948         last-entity cur-id)
3949     (when folder-buf
3950       (setq cur-id (save-excursion (set-buffer folder-buf)
3951                                    wl-folder-buffer-cur-entity-id))
3952       (wl-folder-get-prev-folder cur-id))))
3953
3954 (defun wl-summary-get-next-folder ()
3955   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3956         cur-id)
3957     (when folder-buf
3958       (setq cur-id (save-excursion (set-buffer folder-buf)
3959                                    wl-folder-buffer-cur-entity-id))
3960       (wl-folder-get-next-folder cur-id))))
3961
3962 (defun wl-summary-get-next-unread-folder ()
3963   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3964         cur-id)
3965     (when folder-buf
3966       (setq cur-id (save-excursion (set-buffer folder-buf)
3967                                    wl-folder-buffer-cur-entity-id))
3968       (wl-folder-get-next-folder cur-id 'unread))))
3969
3970 (defun wl-summary-get-prev-unread-folder ()
3971   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3972         cur-id)
3973     (when folder-buf
3974       (setq cur-id (save-excursion (set-buffer folder-buf)
3975                                    wl-folder-buffer-cur-entity-id))
3976       (wl-folder-get-prev-folder cur-id 'unread))))
3977
3978 (defun wl-summary-down (&optional interactive skip-no-unread)
3979   (interactive)
3980   (if wl-summary-move-direction-toggle
3981       (setq wl-summary-move-direction-downward t))
3982   (if (wl-summary-cursor-down)
3983       (if wl-summary-buffer-disp-msg
3984           (wl-summary-redisplay))
3985     (if (or interactive
3986             (interactive-p))
3987         (if wl-summary-buffer-next-folder-function
3988             (funcall wl-summary-buffer-next-folder-function)
3989           (let (next-entity finfo)
3990             (when wl-auto-select-next
3991               (setq next-entity (wl-summary-get-next-unread-folder)))
3992             (if next-entity
3993                 (setq finfo (wl-folder-get-entity-info next-entity)))
3994             (if (and skip-no-unread
3995                      (eq wl-auto-select-next 'skip-no-unread))
3996                 (wl-summary-next-folder-or-exit next-entity)
3997               (wl-ask-folder
3998                '(lambda () (wl-summary-next-folder-or-exit next-entity))
3999                (format
4000                 "No more unread messages. Type SPC to go to %s."
4001                 (wl-summary-entity-info-msg next-entity finfo)))))))))
4002
4003 (defun wl-summary-goto-last-displayed-msg ()
4004   (interactive)
4005   (unless wl-summary-buffer-last-displayed-msg
4006     (setq wl-summary-buffer-last-displayed-msg
4007           wl-summary-buffer-current-msg))
4008   (if wl-summary-buffer-last-displayed-msg
4009       (progn
4010         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
4011         (if wl-summary-buffer-disp-msg
4012             (wl-summary-redisplay)))
4013     (message "No last message.")))
4014
4015 (defun wl-summary-redisplay (&optional arg)
4016   (interactive "P")
4017   (if (and (not arg)
4018            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
4019       (wl-summary-redisplay-no-mime)
4020     (wl-summary-redisplay-internal nil nil arg)))
4021
4022 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
4023   (interactive)
4024   (let* ((folder (or folder wl-summary-buffer-elmo-folder))
4025          (num (or number (wl-summary-message-number)))
4026          (wl-mime-charset      wl-summary-buffer-mime-charset)
4027          (default-mime-charset wl-summary-buffer-mime-charset)
4028          no-folder-mark fld-buf fld-win thr-entity)
4029     (if (and wl-thread-open-reading-thread
4030              (eq wl-summary-buffer-view 'thread)
4031              (not (wl-thread-entity-get-opened
4032                    (setq thr-entity (wl-thread-get-entity
4033                                      num))))
4034              (wl-thread-entity-get-children thr-entity))
4035         (wl-thread-force-open))
4036     (if num
4037         (progn
4038           (setq wl-summary-buffer-disp-msg t)
4039           (setq wl-summary-buffer-last-displayed-msg
4040                 wl-summary-buffer-current-msg)
4041           ;; hide folder window
4042           (if (and (not wl-stay-folder-window)
4043                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
4044               (if (setq fld-win (get-buffer-window fld-buf))
4045                   (delete-window fld-win)))
4046           (setq wl-current-summary-buffer (current-buffer))
4047           (setq no-folder-mark
4048                 ;; If cache is used, change folder-mark.
4049                 (if (wl-message-redisplay folder num
4050                                           'mime
4051                                           (or
4052                                            force-reload
4053                                            (string= (elmo-folder-name-internal
4054                                                      folder)
4055                                                     wl-draft-folder)))
4056                     nil
4057                   ;; plugged, then leave folder-mark.
4058                   (if (and (not (elmo-folder-local-p
4059                                  wl-summary-buffer-elmo-folder))
4060                            (elmo-folder-plugged-p
4061                             wl-summary-buffer-elmo-folder))
4062                       'leave)))
4063           (when (elmo-message-use-cache-p folder num)
4064             (elmo-message-set-cached folder num t))
4065           (ignore-errors
4066             (if (member (elmo-message-mark wl-summary-buffer-elmo-folder
4067                                            num)
4068                         (elmo-msgdb-unread-marks))
4069                 (wl-summary-mark-as-read num no-folder-mark)
4070               (wl-summary-update-persistent-mark)))
4071           (setq wl-summary-buffer-current-msg num)
4072           (when wl-summary-recenter
4073             (recenter (/ (- (window-height) 2) 2))
4074             (if (not wl-summary-indent-length-limit)
4075                 (wl-horizontal-recenter)))
4076           (wl-highlight-summary-displaying)
4077           (wl-message-buffer-prefetch-next folder num
4078                                            wl-message-buffer-prefetch-depth
4079                                            (current-buffer)
4080                                            wl-summary-buffer-mime-charset)
4081           (run-hooks 'wl-summary-redisplay-hook))
4082       (message "No message to display."))))
4083
4084 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
4085   "Display message without MIME decoding.
4086 If ASK-CODING is non-nil, coding-system for the message is asked."
4087   (interactive "P")
4088   (let ((elmo-mime-display-as-is-coding-system
4089          (if ask-coding
4090              (or (read-coding-system "Coding system: ")
4091                  elmo-mime-display-as-is-coding-system)
4092            elmo-mime-display-as-is-coding-system)))
4093     (wl-summary-redisplay-no-mime-internal)))
4094
4095 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
4096   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
4097          (num (or number (wl-summary-message-number)))
4098          wl-break-pages)
4099     (if num
4100         (progn
4101           (setq wl-summary-buffer-disp-msg t)
4102           (setq wl-summary-buffer-last-displayed-msg
4103                 wl-summary-buffer-current-msg)
4104           (setq wl-current-summary-buffer (current-buffer))
4105           (wl-message-redisplay fld num 'as-is
4106                                 (string= (elmo-folder-name-internal fld)
4107                                          wl-draft-folder))
4108           (ignore-errors
4109             (if (member (elmo-message-mark fld num)
4110                         (elmo-msgdb-unread-marks))
4111                 (wl-summary-mark-as-read num); no-folder-mark)
4112               (wl-summary-update-persistent-mark)))
4113           (setq wl-summary-buffer-current-msg num)
4114           (when wl-summary-recenter
4115             (recenter (/ (- (window-height) 2) 2))
4116             (if (not wl-summary-indent-length-limit)
4117                 (wl-horizontal-recenter)))
4118           (wl-highlight-summary-displaying)
4119           (run-hooks 'wl-summary-redisplay-hook))
4120       (message "No message to display.")
4121       (wl-ask-folder 'wl-summary-exit
4122                      "No more messages. Type SPC to go to folder mode."))))
4123
4124 (defun wl-summary-redisplay-all-header (&optional folder number)
4125   (interactive)
4126   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
4127          (num (or number (wl-summary-message-number)))
4128          (wl-mime-charset      wl-summary-buffer-mime-charset)
4129          (default-mime-charset wl-summary-buffer-mime-charset))
4130     (if num
4131         (progn
4132           (setq wl-summary-buffer-disp-msg t)
4133           (setq wl-summary-buffer-last-displayed-msg
4134                 wl-summary-buffer-current-msg)
4135           (setq wl-current-summary-buffer (current-buffer))
4136           (if (wl-message-redisplay fld num 'all-header
4137                                     (string= (elmo-folder-name-internal fld)
4138                                              wl-draft-folder))
4139               (wl-summary-mark-as-read num))
4140           (setq wl-summary-buffer-current-msg num)
4141           (when wl-summary-recenter
4142             (recenter (/ (- (window-height) 2) 2))
4143             (if (not wl-summary-indent-length-limit)
4144                 (wl-horizontal-recenter)))
4145           (wl-highlight-summary-displaying)
4146           (run-hooks 'wl-summary-redisplay-hook))
4147       (message "No message to display."))))
4148
4149 (defun wl-summary-jump-to-current-message ()
4150   "Jump into Message buffer."
4151   (interactive)
4152   (let (message-buf message-win)
4153     (if (setq message-buf wl-message-buffer)
4154         (if (setq message-win (get-buffer-window message-buf))
4155             (select-window message-win)
4156           (wl-message-select-buffer wl-message-buffer))
4157       (wl-summary-redisplay)
4158       (wl-message-select-buffer wl-message-buffer))))
4159
4160 (defun wl-summary-cancel-message ()
4161   "Cancel an article on news."
4162   (interactive)
4163   (if (null (wl-summary-message-number))
4164       (message "No message.")
4165     (let ((summary-buf (current-buffer))
4166           message-buf)
4167       (wl-summary-set-message-buffer-or-redisplay)
4168       (if (setq message-buf (wl-message-get-original-buffer))
4169           (set-buffer message-buf))
4170       (unless (wl-message-news-p)
4171         (set-buffer summary-buf)
4172         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4173                      'nntp)
4174                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
4175             (progn
4176               (wl-summary-redisplay t)
4177               (wl-summary-supersedes-message))
4178           (error "This is not a news article; supersedes is impossible")))
4179       (when (yes-or-no-p "Do you really want to cancel this article? ")
4180         (let (from newsgroups message-id distribution buf)
4181           (save-excursion
4182             (setq from (std11-field-body "from")
4183                   newsgroups (std11-field-body "newsgroups")
4184                   message-id (std11-field-body "message-id")
4185                   distribution (std11-field-body "distribution"))
4186             ;; Make sure that this article was written by the user.
4187             (unless (wl-address-user-mail-address-p
4188                      (wl-address-header-extract-address
4189                       (car (wl-parse-addresses from))))
4190               (error "This article is not yours"))
4191             ;; Make control message.
4192             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
4193             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
4194             (buffer-disable-undo (current-buffer))
4195             (erase-buffer)
4196             (insert "Newsgroups: " newsgroups "\n"
4197                     "From: " (wl-address-header-extract-address
4198                               wl-from) "\n"
4199                               "Subject: cmsg cancel " message-id "\n"
4200                               "Control: cancel " message-id "\n"
4201                               (if distribution
4202                                   (concat "Distribution: " distribution "\n")
4203                                 "")
4204                               mail-header-separator "\n"
4205                               wl-summary-cancel-message)
4206             (message "Canceling your message...")
4207             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
4208             (message "Canceling your message...done")))))))
4209
4210 (defun wl-summary-supersedes-message ()
4211   "Supersede current message."
4212   (interactive)
4213   (wl-summary-toggle-disp-msg 'off)
4214   (let ((summary-buf (current-buffer))
4215         message-buf from)
4216     (wl-summary-set-message-buffer-or-redisplay)
4217     (if (setq message-buf (wl-message-get-original-buffer))
4218         (set-buffer message-buf))
4219     (unless (wl-message-news-p)
4220       (set-buffer summary-buf)
4221       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4222                    'nntp)
4223                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
4224           (progn
4225             (wl-summary-redisplay t)
4226             (wl-summary-supersedes-message))
4227         (error "This is not a news article; supersedes is impossible")))
4228     (save-excursion
4229       (setq from (std11-field-body "from"))
4230       ;; Make sure that this article was written by the user.
4231       (unless (wl-address-user-mail-address-p
4232                (wl-address-header-extract-address
4233                 (car (wl-parse-addresses from))))
4234         (error "This article is not yours"))
4235       (let* ((message-id (std11-field-body "message-id"))
4236              (followup-to (std11-field-body "followup-to"))
4237              (mail-default-headers
4238               (concat mail-default-headers
4239                       "Supersedes: " message-id "\n"
4240                       (and followup-to
4241                            (concat "Followup-To: " followup-to "\n")))))
4242         (if message-buf (set-buffer message-buf))
4243         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
4244
4245 (defun wl-summary-save (&optional arg wl-save-dir)
4246   "Save current message to disk."
4247   (interactive)
4248   (let ((filename)
4249         (num (wl-summary-message-number)))
4250     (if (null wl-save-dir)
4251         (setq wl-save-dir wl-temporary-file-directory))
4252     (if num
4253         (save-excursion
4254           (setq filename (expand-file-name
4255                           (int-to-string num)
4256                           wl-save-dir))
4257           (if (null (and arg
4258                          (null (file-exists-p filename))))
4259               (setq filename
4260                     (read-file-name "Save to file: " filename)))
4261
4262           (wl-summary-set-message-buffer-or-redisplay)
4263           (set-buffer (wl-message-get-original-buffer))
4264           (if (and (null arg) (file-exists-p filename))
4265               (if (y-or-n-p "File already exists.  override it? ")
4266                   (write-region (point-min) (point-max) filename))
4267             (write-region (point-min) (point-max) filename)))
4268       (message "No message to save."))
4269     num))
4270
4271 (defun wl-summary-save-region (beg end)
4272   (interactive "r")
4273   (save-excursion
4274     (save-restriction
4275       (narrow-to-region beg end)
4276       (goto-char (point-min))
4277       (let ((wl-save-dir
4278              (wl-read-directory-name "Save to directory: "
4279                                      wl-temporary-file-directory)))
4280         (if (null (file-exists-p wl-save-dir))
4281             (make-directory wl-save-dir))
4282         (if (eq wl-summary-buffer-view 'thread)
4283             (progn
4284               (while (not (eobp))
4285                 (let* ((number (wl-summary-message-number))
4286                        (entity (wl-thread-get-entity number)))
4287                   (if (wl-thread-entity-get-opened entity)
4288                       (wl-summary-save t wl-save-dir)
4289                     ;; closed
4290                     (wl-summary-save t wl-save-dir))
4291                   (forward-line 1))))
4292           (while (not (eobp))
4293             (wl-summary-save t wl-save-dir)
4294             (forward-line 1)))))))
4295
4296 ;; mew-summary-pipe-message()
4297 (defun wl-summary-pipe-message (prefix command)
4298   "Send this message via pipe."
4299   (interactive (list current-prefix-arg nil))
4300   (if (null (wl-summary-message-number))
4301       (message "No message.")
4302     (setq command (read-string "Shell command on message: "
4303                                wl-summary-shell-command-last))
4304     (if (y-or-n-p "Send this message to pipe? ")
4305         (wl-summary-pipe-message-subr prefix command))))
4306
4307 (defun wl-summary-target-mark-pipe (prefix command)
4308   "Send each marked messages via pipe."
4309   (interactive (list current-prefix-arg nil))
4310   (if (null wl-summary-buffer-target-mark-list)
4311       (message "No marked message.")
4312     (setq command (read-string "Shell command on each marked message: "
4313                                wl-summary-shell-command-last))
4314     (when (y-or-n-p "Send each marked message to pipe? ")
4315       (while (car wl-summary-buffer-target-mark-list)
4316         (let ((num (car wl-summary-buffer-target-mark-list)))
4317           (wl-thread-jump-to-msg num)
4318           (wl-summary-pipe-message-subr prefix command)
4319           (wl-summary-unmark))))))
4320
4321 (defun wl-summary-pipe-message-subr (prefix command)
4322   (save-excursion
4323     (wl-summary-set-message-buffer-or-redisplay)
4324     (set-buffer (wl-message-get-original-buffer))
4325     (if (string= command "")
4326         (setq command wl-summary-shell-command-last))
4327     (goto-char (point-min)) ; perhaps this line won't be necessary
4328     (if prefix
4329         (search-forward "\n\n"))
4330     (shell-command-on-region (point) (point-max) command nil)
4331     (setq wl-summary-shell-command-last command)))
4332
4333 (defun wl-summary-print-message (&optional arg)
4334   (interactive "P")
4335   (if (null (wl-summary-message-number))
4336       (message "No message.")
4337     (save-excursion
4338       (wl-summary-set-message-buffer-or-redisplay)
4339       (if (or (not (interactive-p))
4340               (y-or-n-p "Print ok? "))
4341           (progn
4342             (let ((buffer (generate-new-buffer " *print*")))
4343               (copy-to-buffer buffer (point-min) (point-max))
4344               (set-buffer buffer)
4345               (funcall wl-print-buffer-function)
4346               (kill-buffer buffer)))
4347         (message "")))))
4348
4349 (defun wl-summary-print-message-with-ps-print (&optional filename)
4350   "Print message via ps-print."
4351   (interactive)
4352   (if (null (wl-summary-message-number))
4353       (message "No message.")
4354     (setq filename (ps-print-preprint current-prefix-arg))
4355     (if (or (not (interactive-p))
4356             (y-or-n-p "Print ok? "))
4357         (let ((summary-buffer (current-buffer))
4358               wl-break-pages)
4359           (save-excursion
4360             (wl-summary-set-message-buffer-or-redisplay)
4361             ;; (wl-summary-redisplay-internal)
4362             (let* ((buffer (generate-new-buffer " *print*"))
4363                    (entity (progn
4364                              (set-buffer summary-buffer)
4365                              (elmo-message-entity
4366                               wl-summary-buffer-elmo-folder
4367                               (wl-summary-message-number))))
4368                    (wl-ps-subject
4369                     (and entity
4370                          (or (elmo-msgdb-overview-entity-get-subject entity)
4371                              "")))
4372                    (wl-ps-from
4373                     (and entity
4374                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
4375                    (wl-ps-date
4376                     (and entity
4377                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
4378               (run-hooks 'wl-ps-preprint-hook)
4379               (set-buffer wl-message-buffer)
4380               (copy-to-buffer buffer (point-min) (point-max))
4381               (set-buffer buffer)
4382               (unwind-protect
4383                   (let ((ps-left-header
4384                          (list (concat "(" wl-ps-subject ")")
4385                                (concat "(" wl-ps-from ")")))
4386                         (ps-right-header
4387                          (list "/pagenumberstring load"
4388                                (concat "(" wl-ps-date ")"))))
4389                     (run-hooks 'wl-ps-print-hook)
4390                     (funcall wl-ps-print-buffer-function filename))
4391                 (kill-buffer buffer)))))
4392       (message ""))))
4393
4394 (if (featurep 'ps-print) ; ps-print is available.
4395     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
4396
4397 (defun wl-summary-target-mark-print ()
4398   (interactive)
4399   (if (null wl-summary-buffer-target-mark-list)
4400       (message "No marked message.")
4401     (when (y-or-n-p "Print all marked messages. OK? ")
4402       (while (car wl-summary-buffer-target-mark-list)
4403         (let ((num (car wl-summary-buffer-target-mark-list)))
4404           (wl-thread-jump-to-msg num)
4405           (wl-summary-print-message)
4406           (wl-summary-unmark))))))
4407
4408 (defun wl-summary-folder-info-update ()
4409   (wl-folder-set-folder-updated
4410    (elmo-string (wl-summary-buffer-folder-name))
4411    (list 0
4412          (+ wl-summary-buffer-unread-count
4413             wl-summary-buffer-new-count)
4414          (elmo-folder-length
4415           wl-summary-buffer-elmo-folder))))
4416
4417 (defun wl-summary-get-original-buffer ()
4418   "Get original buffer for the current summary."
4419   (save-excursion
4420     (wl-summary-set-message-buffer-or-redisplay)
4421     (wl-message-get-original-buffer)))
4422
4423 (defun wl-summary-pack-number (&optional arg)
4424   (interactive "P")
4425   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
4426   (let (wl-use-scoring)
4427     (wl-summary-rescan)))
4428
4429 (defun wl-summary-target-mark-uudecode ()
4430   (interactive)
4431   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
4432         (summary-buf (current-buffer))
4433         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
4434         orig-buf i k filename rc errmsg)
4435     (setq i 1)
4436     (setq k (length mlist))
4437     (set-buffer tmp-buf)
4438     (erase-buffer)
4439     (save-window-excursion
4440       (while mlist
4441         (set-buffer summary-buf)
4442         (wl-summary-jump-to-msg (car mlist))
4443         (wl-summary-redisplay)
4444         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
4445         (goto-char (point-min))
4446         (cond ((= i 1) ; first
4447                (if (setq filename (wl-message-uu-substring
4448                                    orig-buf tmp-buf t
4449                                    (= i k)))
4450                    nil
4451                  (error "Can't find begin line")))
4452               ((< i k)
4453                (wl-message-uu-substring orig-buf tmp-buf))
4454               (t ; last
4455                (wl-message-uu-substring orig-buf tmp-buf nil t)))
4456         (setq i (1+ i))
4457         (setq mlist (cdr mlist)))
4458       (set-buffer tmp-buf)
4459       (message "Exec %s..." wl-prog-uudecode)
4460       (unwind-protect
4461           (let ((decode-dir wl-temporary-file-directory))
4462             (if (not wl-prog-uudecode-no-stdout-option)
4463                 (setq filename (read-file-name "Save to file: "
4464                                                (expand-file-name
4465                                                 (elmo-safe-filename filename)
4466                                                 wl-temporary-file-directory)))
4467               (setq decode-dir
4468                     (wl-read-directory-name "Save to directory: "
4469                                             wl-temporary-file-directory))
4470               (setq filename (expand-file-name filename decode-dir)))
4471             (if (file-exists-p filename)
4472                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
4473                                          filename))
4474                     (error "")))
4475             (elmo-bind-directory
4476              decode-dir
4477              (setq rc
4478                    (as-binary-process
4479                     (apply 'call-process-region (point-min) (point-max)
4480                            wl-prog-uudecode t (current-buffer) nil
4481                            wl-prog-uudecode-arg))))
4482             (when (not (= 0 rc))
4483               (setq errmsg (buffer-substring (point-min)(point-max)))
4484               (error "Uudecode error: %s" errmsg))
4485             (if (not wl-prog-uudecode-no-stdout-option)
4486                 (let (file-name-handler-alist) ;; void jka-compr
4487                   (as-binary-output-file
4488                    (write-region (point-min) (point-max)
4489                                  filename nil 'no-msg))))
4490             (save-excursion
4491               (set-buffer summary-buf)
4492               (wl-summary-delete-all-temp-marks))
4493             (if (file-exists-p filename)
4494                 (message "Saved as %s" filename)))
4495         (kill-buffer tmp-buf)))))
4496
4497 ;; Someday
4498 ;; (defun wl-summary-drop-unsync ()
4499 ;;   "Drop all unsync messages."
4500 ;;   (interactive)
4501 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
4502 ;;       (error "You cannot drop unsync messages in this folder"))
4503 ;;   (if (or (not (interactive-p))
4504 ;;        (y-or-n-p "Drop all unsync messages? "))
4505 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
4506 ;;                         (wl-summary-buffer-folder-name)))
4507 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
4508 ;;           (sum 0)
4509 ;;           (multi-num 0)
4510 ;;           pair)
4511 ;;      (message "Dropping...")
4512 ;;      (while folder-list
4513 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
4514 ;;        (when is-multi ;; dirty hack...
4515 ;;          (incf multi-num)
4516 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
4517 ;;                          (car pair))))
4518 ;;        (elmo-msgdb-set-number-alist
4519 ;;         (wl-summary-buffer-msgdb)
4520 ;;         (nconc
4521 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
4522 ;;          (list (cons (car pair) nil))))
4523 ;;        (setq sum (+ sum (cdr pair)))
4524 ;;        (setq folder-list (cdr folder-list)))
4525 ;;      (wl-summary-set-message-modified)
4526 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
4527 ;;                                    (list 0
4528 ;;                                          (+ wl-summary-buffer-unread-count
4529 ;;                                             wl-summary-buffer-new-count)
4530 ;;                                          sum))
4531 ;;      (message "Dropping...done"))))
4532
4533 (defun wl-summary-default-get-next-msg (msg)
4534   (or (wl-summary-next-message msg
4535                                (if wl-summary-move-direction-downward 'down
4536                                  'up)
4537                                nil)
4538       (cadr (memq msg (if wl-summary-move-direction-downward
4539                           wl-summary-buffer-number-list
4540                         (reverse wl-summary-buffer-number-list))))))
4541
4542 (defun wl-summary-save-current-message ()
4543   "Save current message for `wl-summary-yank-saved-message'."
4544   (interactive)
4545   (let ((number (wl-summary-message-number)))
4546     (setq wl-summary-buffer-saved-message number)
4547     (and number (message "No: %s is saved." number))))
4548
4549 (defun wl-summary-yank-saved-message ()
4550   "Set current message as a parent of the saved message."
4551   (interactive)
4552   (if wl-summary-buffer-saved-message
4553       (let ((number (wl-summary-message-number)))
4554         (if (eq wl-summary-buffer-saved-message number)
4555             (message "Cannot set itself as a parent.")
4556           (save-excursion
4557             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
4558             (wl-thread-set-parent number)
4559             (wl-summary-set-thread-modified))
4560           (setq  wl-summary-buffer-saved-message nil)))
4561     (message "There's no saved message.")))
4562
4563 (require 'product)
4564 (product-provide (provide 'wl-summary) (require 'wl-version))
4565
4566 ;;; wl-summary.el ends here