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 (defvar wl-summary-buffer-disp-msg    nil)
  75 (defvar wl-summary-buffer-disp-folder nil)
  76 (defvar wl-summary-buffer-temp-mark-list nil)
  77 (defvar wl-summary-buffer-last-displayed-msg nil)
  78 (defvar wl-summary-buffer-current-msg nil)
  79 (defvar wl-summary-buffer-unread-count 0)
  80 (defvar wl-summary-buffer-new-count    0)
  81 (defvar wl-summary-buffer-answered-count 0)
  82 (defvar wl-summary-buffer-mime-charset  nil)
  83 (defvar wl-summary-buffer-weekday-name-lang  nil)
  84 (defvar wl-summary-buffer-thread-indent-set-alist  nil)
  85 (defvar wl-summary-buffer-view nil)
  86 (defvar wl-summary-buffer-message-modified nil)
  87 (defvar wl-summary-buffer-thread-modified nil)
  88
  89 (defvar wl-summary-buffer-number-column nil)
  90 (defvar wl-summary-buffer-temp-mark-column nil)
  91 (defvar wl-summary-buffer-persistent-mark-column nil)
  92
  93 (defvar wl-summary-buffer-persistent nil)
  94 (defvar wl-summary-buffer-thread-nodes nil)
  95 (defvar wl-summary-buffer-target-mark-list nil)
  96 (defvar wl-summary-buffer-prev-refile-destination nil)
  97 (defvar wl-summary-buffer-prev-copy-destination nil)
  98 (defvar wl-summary-buffer-saved-message nil)
  99 (defvar wl-summary-buffer-prev-folder-function nil)
 100 (defvar wl-summary-buffer-next-folder-function nil)
 101 (defvar wl-summary-buffer-exit-function nil)
 102 (defvar wl-summary-buffer-next-message-function nil)
 103 (defvar wl-summary-buffer-number-list nil)
 104 (defvar wl-summary-buffer-msgdb nil)
 105 (defvar wl-summary-buffer-folder-name nil)
 106 (defvar wl-summary-buffer-line-formatter nil)
 107 (defvar wl-summary-buffer-line-format nil)
 108 (defvar wl-summary-buffer-mode-line-formatter nil)
 109 (defvar wl-summary-buffer-mode-line nil)
 110
 111 (defvar wl-thread-indent-level-internal nil)
 112 (defvar wl-thread-have-younger-brother-str-internal nil)
 113 (defvar wl-thread-youngest-child-str-internal nil)
 114 (defvar wl-thread-vertical-str-internal nil)
 115 (defvar wl-thread-horizontal-str-internal nil)
 116 (defvar wl-thread-space-str-internal nil)
 117 (defvar wl-summary-last-visited-folder nil)
 118 (defvar wl-read-folder-hist nil)
 119 (defvar wl-summary-scored nil)
 120 (defvar wl-crosspost-alist-modified nil)
 121 (defvar wl-summary-alike-hashtb nil)
 122 (defvar wl-summary-search-buf-name " *wl-search-subject*")
 123 (defvar wl-summary-delayed-update nil)
 124 (defvar wl-summary-search-buf-folder-name nil)
 125
 126 (defvar wl-summary-get-petname-function 'wl-address-get-petname-1)
 127
 128 (defvar wl-summary-shell-command-last "")
 129
 130 (defvar wl-ps-preprint-hook nil)
 131 (defvar wl-ps-print-hook nil)
 132
 133 (make-variable-buffer-local 'wl-summary-buffer-elmo-folder)
 134 (make-variable-buffer-local 'wl-summary-search-buf-folder-name)
 135 (make-variable-buffer-local 'wl-summary-buffer-disp-msg)
 136 (make-variable-buffer-local 'wl-summary-buffer-disp-folder)
 137 (make-variable-buffer-local 'wl-summary-buffer-target-mark-list)
 138 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-list)
 139 (make-variable-buffer-local 'wl-summary-buffer-last-displayed-msg)
 140 (make-variable-buffer-local 'wl-summary-buffer-unread-count)
 141 (make-variable-buffer-local 'wl-summary-buffer-new-count)
 142 (make-variable-buffer-local 'wl-summary-buffer-answered-count)
 143 (make-variable-buffer-local 'wl-summary-buffer-mime-charset)
 144 (make-variable-buffer-local 'wl-summary-buffer-weekday-name-lang)
 145 (make-variable-buffer-local 'wl-summary-buffer-thread-indent-set)
 146 (make-variable-buffer-local 'wl-summary-buffer-view)
 147 (make-variable-buffer-local 'wl-summary-buffer-message-modified)
 148 (make-variable-buffer-local 'wl-summary-buffer-thread-modified)
 149 (make-variable-buffer-local 'wl-summary-buffer-number-column)
 150 (make-variable-buffer-local 'wl-summary-buffer-temp-mark-column)
 151 (make-variable-buffer-local 'wl-summary-buffer-persistent-mark-column)
 152 (make-variable-buffer-local 'wl-summary-buffer-persistent)
 153 (make-variable-buffer-local 'wl-summary-buffer-thread-nodes)
 154 (make-variable-buffer-local 'wl-summary-buffer-prev-refile-destination)
 155 (make-variable-buffer-local 'wl-summary-buffer-saved-message)
 156 (make-variable-buffer-local 'wl-summary-scored)
 157 (make-variable-buffer-local 'wl-summary-default-score)
 158 (make-variable-buffer-local 'wl-summary-move-direction-downward)
 159 (make-variable-buffer-local 'wl-summary-important-above)
 160 (make-variable-buffer-local 'wl-summary-target-above)
 161 (make-variable-buffer-local 'wl-summary-mark-below)
 162 (make-variable-buffer-local 'wl-summary-expunge-below)
 163 (make-variable-buffer-local 'wl-thread-indent-level-internal)
 164 (make-variable-buffer-local 'wl-thread-have-younger-brother-str-internal)
 165 (make-variable-buffer-local 'wl-thread-youngest-child-str-internal)
 166 (make-variable-buffer-local 'wl-thread-vertical-str-internal)
 167 (make-variable-buffer-local 'wl-thread-horizontal-str-internal)
 168 (make-variable-buffer-local 'wl-thread-space-str-internal)
 169 (make-variable-buffer-local 'wl-summary-buffer-prev-folder-function)
 170 (make-variable-buffer-local 'wl-summary-buffer-next-folder-function)
 171 (make-variable-buffer-local 'wl-summary-buffer-exit-function)
 172 (make-variable-buffer-local 'wl-summary-buffer-next-message-function)
 173 (make-variable-buffer-local 'wl-summary-buffer-number-list)
 174 (make-variable-buffer-local 'wl-summary-buffer-msgdb)
 175 (make-variable-buffer-local 'wl-summary-buffer-folder-name)
 176 (make-variable-buffer-local 'wl-summary-buffer-line-formatter)
 177 (make-variable-buffer-local 'wl-summary-buffer-line-format)
 178 (make-variable-buffer-local 'wl-summary-buffer-mode-line-formatter)
 179 (make-variable-buffer-local 'wl-summary-buffer-mode-line)
 180
 181 (defvar wl-datevec)
 182 (defvar wl-thr-indent-string)
 183 (defvar wl-thr-children-number)
 184 (defvar wl-thr-linked)
 185 (defvar wl-message-entity)
 186 (defvar wl-parent-message-entity)
 187 (defvar wl-temp-mark)
 188 (defvar wl-persistent-mark)
 189
 190 (defmacro wl-summary-sticky-buffer-name (name)
 191   (` (concat wl-summary-buffer-name ":" (, name))))
 192
 193 (defun wl-summary-default-subject (subject-string)
 194   (if (string-match "^[ \t]*\\[[^:]+[,: ][0-9]+\\][ \t]*" subject-string)
 195       (substring subject-string (match-end 0))
 196     subject-string))
 197
 198 (defun wl-summary-default-from (from)
 199   "Instance of `wl-summary-from-function'.
 200 Ordinarily returns the sender name. Returns recipient names if (1)
 201 summary's folder name matches with `wl-summary-showto-folder-regexp'
 202 and (2) sender address is yours.
 203
 204 See also variable `wl-use-petname'."
 205   (let (retval tos ng)
 206     (unless
 207         (and (eq major-mode 'wl-summary-mode)
 208              (stringp wl-summary-showto-folder-regexp)
 209              (string-match wl-summary-showto-folder-regexp
 210                            (wl-summary-buffer-folder-name))
 211              (wl-address-user-mail-address-p from)
 212              (cond
 213               ((and (setq tos (elmo-message-entity-field
 214                                wl-message-entity 'to t))
 215                     (not (string= "" tos)))
 216                (setq retval
 217                      (concat "To:"
 218                              (mapconcat
 219                               (function
 220                                (lambda (to)
 221                                  (eword-decode-string
 222                                   (if wl-use-petname
 223                                       (or
 224                                        (funcall
 225                                         wl-summary-get-petname-function to)
 226                                        (car
 227                                         (std11-extract-address-components to))
 228                                        to)
 229                                     to))))
 230                               (wl-parse-addresses tos)
 231                               ","))))
 232               ((setq ng (elmo-message-entity-field
 233                          wl-message-entity 'newsgroups))
 234                (setq retval (concat "Ng:" ng)))))
 235       (if wl-use-petname
 236           (setq retval (or (funcall wl-summary-get-petname-function from)
 237                            (car (std11-extract-address-components from))
 238                            from))
 239         (setq retval from)))
 240     retval))
 241
 242 (defun wl-summary-simple-from (string)
 243   (if wl-use-petname
 244       (or (funcall wl-summary-get-petname-function string)
 245           (car (std11-extract-address-components string))
 246           string)
 247     string))
 248
 249 (defvar wl-summary-sort-specs '(number date subject from list-info))
 250 (defvar wl-summary-default-sort-spec 'date)
 251
 252 (defvar wl-summary-mode-menu-spec
 253   '("Summary"
 254     ["Read" wl-summary-read t]
 255     ["Prev page" wl-summary-prev-page t]
 256     ["Next page" wl-summary-next-page t]
 257     ["Top"       wl-summary-display-top t]
 258     ["Bottom"    wl-summary-display-bottom t]
 259     ["Prev"      wl-summary-prev t]
 260     ["Next"      wl-summary-next t]
 261     ["Up"        wl-summary-up t]
 262     ["Down"      wl-summary-down t]
 263     ["Parent message" wl-summary-jump-to-parent-message t]
 264     "----"
 265     ["Sync"            wl-summary-sync t]
 266     ["Execute"         wl-summary-exec t]
 267     ["Go to other folder" wl-summary-goto-folder t]
 268     ["Pick" wl-summary-pick t]
 269     ["Mark as read all" wl-summary-mark-as-read-all t]
 270     ["Unmark all"      wl-summary-unmark-all t]
 271     ["Toggle display message" wl-summary-toggle-disp-msg t]
 272     ["Display folder" wl-summary-toggle-disp-folder t]
 273     ["Toggle threading" wl-summary-toggle-thread t]
 274     ["Stick" wl-summary-stick t]
 275     ("Sort"
 276      ["By Number" wl-summary-sort-by-number t]
 277      ["By Date" wl-summary-sort-by-date t]
 278      ["By From" wl-summary-sort-by-from t]
 279      ["By Subject" wl-summary-sort-by-subject t]
 280      ["By List Info" wl-summary-sort-by-list-info t])
 281     "----"
 282     ("Message Operation"
 283      ["Mark as read"    wl-summary-mark-as-read t]
 284      ["Mark as important" wl-summary-mark-as-important t]
 285      ["Mark as unread"   wl-summary-mark-as-unread t]
 286      ["Set dispose mark" wl-summary-dispose t]
 287      ["Set refile mark" wl-summary-refile t]
 288      ["Set copy mark"   wl-summary-copy t]
 289      ["Set resend mark" wl-summary-resend t]
 290      ["Prefetch"        wl-summary-prefetch t]
 291      ["Set target mark" wl-summary-target-mark t]
 292      ["Unmark"          wl-summary-unmark t]
 293      ["Save"            wl-summary-save t]
 294      ["Cancel posted news" wl-summary-cancel-message t]
 295      ["Supersedes message" wl-summary-supersedes-message t]
 296      ["Resend bounced mail" wl-summary-resend-bounced-mail t]
 297      ["Enter the message" wl-summary-jump-to-current-message t]
 298      ["Pipe message" wl-summary-pipe-message t]
 299      ["Print message" wl-summary-print-message t])
 300     ("Thread Operation"
 301      ["Open or Close" wl-thread-open-close (eq wl-summary-buffer-view 'thread)]
 302      ["Open all"     wl-thread-open-all (eq wl-summary-buffer-view 'thread)]
 303      ["Close all"    wl-thread-close-all (eq wl-summary-buffer-view 'thread)]
 304      ["Mark as read" wl-thread-mark-as-read (eq wl-summary-buffer-view 'thread)]
 305      ["Mark as important"       wl-thread-mark-as-important (eq wl-summary-buffer-view 'thread)]
 306      ["Mark as unread"          wl-thread-mark-as-unread (eq wl-summary-buffer-view 'thread)]
 307      ["Set delete mark"  wl-thread-delete (eq wl-summary-buffer-view 'thread)]
 308      ["Set refile mark"  wl-thread-refile (eq wl-summary-buffer-view 'thread)]
 309      ["Set copy mark"    wl-thread-copy (eq wl-summary-buffer-view 'thread)]
 310      ["Prefetch"     wl-thread-prefetch (eq wl-summary-buffer-view 'thread)]
 311      ["Set target mark"        wl-thread-target-mark (eq wl-summary-buffer-view 'thread)]
 312      ["Unmark"      wl-thread-unmark (eq wl-summary-buffer-view 'thread)]
 313      ["Save"            wl-thread-save (eq wl-summary-buffer-view 'thread)]
 314      ["Execute"      wl-thread-exec (eq wl-summary-buffer-view 'thread)])
 315     ("Region Operation"
 316      ["Mark as read" wl-summary-mark-as-read-region t]
 317      ["Mark as important" wl-summary-mark-as-important-region t]
 318      ["Mark as unread" wl-summary-mark-as-unread-region t]
 319      ["Set dispose mark" wl-summary-dispose-region t]
 320      ["Set refile mark" wl-summary-refile-region t]
 321      ["Set copy mark" wl-summary-copy-region t]
 322      ["Prefetch" wl-summary-prefetch-region t]
 323      ["Set target mark" wl-summary-target-mark-region t]
 324      ["Unmark" wl-summary-unmark-region t]
 325      ["Save" wl-summary-save-region t]
 326      ["Execute" wl-summary-exec-region t])
 327     ("Mark Operation"
 328      ["Mark as read" wl-summary-target-mark-mark-as-read t]
 329      ["Mark as important" wl-summary-target-mark-mark-as-important t]
 330      ["Mark as unread" wl-summary-target-mark-mark-as-unread t]
 331      ["Set delete mark" wl-summary-target-mark-delete t]
 332      ["Set refile mark" wl-summary-target-mark-refile t]
 333      ["Set copy mark" wl-summary-target-mark-copy t]
 334      ["Prefetch" wl-summary-target-mark-prefetch t]
 335      ["Save" wl-summary-target-mark-save t]
 336      ["Reply with citation" wl-summary-target-mark-reply-with-citation t]
 337      ["Forward" wl-summary-target-mark-forward t]
 338      ["uudecode" wl-summary-target-mark-uudecode t])
 339     ("Score Operation"
 340      ["Switch current score file" wl-score-change-score-file t]
 341      ["Edit current score file" wl-score-edit-current-scores t]
 342      ["Edit score file" wl-score-edit-file t]
 343      ["Set mark below" wl-score-set-mark-below t]
 344      ["Set expunge below" wl-score-set-expunge-below t]
 345      ["Rescore buffer" wl-summary-rescore t]
 346      ["Increase score" wl-summary-increase-score t]
 347      ["Lower score" wl-summary-lower-score t])
 348     "----"
 349     ("Writing Messages"
 350      ["Write a message" wl-summary-write t]
 351      ["Write for current folder" wl-summary-write-current-folder t]
 352      ["Reply" wl-summary-reply t]
 353      ["Reply with citation" wl-summary-reply-with-citation t]
 354      ["Forward" wl-summary-forward t])
 355     "----"
 356     ["Toggle Plug Status" wl-toggle-plugged t]
 357     ["Change Plug Status" wl-plugged-change t]
 358     "----"
 359     ["Exit Current Folder" wl-summary-exit t]))
 360
 361 (if wl-on-xemacs
 362     (defun wl-summary-setup-mouse ()
 363       (define-key wl-summary-mode-map 'button4 'wl-summary-prev)
 364       (define-key wl-summary-mode-map 'button5 'wl-summary-next)
 365       (define-key wl-summary-mode-map [(shift button4)]
 366         'wl-summary-up)
 367       (define-key wl-summary-mode-map [(shift button5)]
 368         'wl-summary-down)
 369       (define-key wl-summary-mode-map 'button2 'wl-summary-click))
 370   (defun wl-summary-setup-mouse ()
 371     (define-key wl-summary-mode-map [mouse-4] 'wl-summary-prev)
 372     (define-key wl-summary-mode-map [mouse-5] 'wl-summary-next)
 373     (define-key wl-summary-mode-map [S-mouse-4] 'wl-summary-up)
 374     (define-key wl-summary-mode-map [S-mouse-5] 'wl-summary-down)
 375     (define-key wl-summary-mode-map [mouse-2] 'wl-summary-click)))
 376
 377 (if wl-summary-mode-map
 378     ()
 379   (setq wl-summary-mode-map (make-sparse-keymap))
 380   (define-key wl-summary-mode-map " "    'wl-summary-read)
 381   (define-key wl-summary-mode-map "."    'wl-summary-redisplay)
 382   (define-key wl-summary-mode-map "<"    'wl-summary-display-top)
 383   (define-key wl-summary-mode-map ">"    'wl-summary-display-bottom)
 384   (define-key wl-summary-mode-map "\177" 'wl-summary-prev-page)
 385   (define-key wl-summary-mode-map [backspace] 'wl-summary-prev-page)
 386   (define-key wl-summary-mode-map "\r"   'wl-summary-next-line-content)
 387   (define-key wl-summary-mode-map "\C-m" 'wl-summary-next-line-content)
 388   (define-key wl-summary-mode-map "/"    'wl-thread-open-close)
 389   (define-key wl-summary-mode-map "["    'wl-thread-open-all)
 390   (define-key wl-summary-mode-map "]"    'wl-thread-close-all)
 391   (define-key wl-summary-mode-map "-"    'wl-summary-prev-line-content)
 392   (define-key wl-summary-mode-map "\e\r" 'wl-summary-prev-line-content)
 393   (define-key wl-summary-mode-map "g"    'wl-summary-goto-folder)
 394   (define-key wl-summary-mode-map "G"    'wl-summary-goto-folder-sticky)
 395   (define-key wl-summary-mode-map "c"    'wl-summary-mark-as-read-all)
 396
 397   (define-key wl-summary-mode-map "a"    'wl-summary-reply)
 398   (define-key wl-summary-mode-map "A"    'wl-summary-reply-with-citation)
 399   (define-key wl-summary-mode-map "C"    'wl-summary-cancel-message)
 400   (define-key wl-summary-mode-map "E"    'wl-summary-reedit)
 401   (define-key wl-summary-mode-map "\eE"  'wl-summary-resend-bounced-mail)
 402   (define-key wl-summary-mode-map "f"    'wl-summary-forward)
 403   (define-key wl-summary-mode-map "$"    'wl-summary-mark-as-important)
 404   (define-key wl-summary-mode-map "&"    'wl-summary-mark-as-answered)
 405   (define-key wl-summary-mode-map "@"    'wl-summary-edit-addresses)
 406
 407   (define-key wl-summary-mode-map "y"    'wl-summary-save)
 408   (define-key wl-summary-mode-map "n"    'wl-summary-next)
 409   (define-key wl-summary-mode-map "p"    'wl-summary-prev)
 410   (define-key wl-summary-mode-map "N"    'wl-summary-down)
 411   (define-key wl-summary-mode-map "P"    'wl-summary-up)
 412   (define-key wl-summary-mode-map "w"    'wl-summary-write)
 413   (define-key wl-summary-mode-map "W"    'wl-summary-write-current-folder)
 414   (define-key wl-summary-mode-map "e"     'wl-summary-save)
 415   (define-key wl-summary-mode-map "\C-c\C-o" 'wl-jump-to-draft-buffer)
 416   (define-key wl-summary-mode-map "\C-c\C-a" 'wl-addrmgr)
 417   (define-key wl-summary-mode-map "\C-c\C-p" 'wl-summary-previous-buffer)
 418   (define-key wl-summary-mode-map "\C-c\C-n" 'wl-summary-next-buffer)
 419   (define-key wl-summary-mode-map "H"    'wl-summary-redisplay-all-header)
 420   (define-key wl-summary-mode-map "M"    'wl-summary-redisplay-no-mime)
 421   (define-key wl-summary-mode-map "B"    'wl-summary-burst)
 422   (define-key wl-summary-mode-map "Z"    'wl-status-update)
 423   (define-key wl-summary-mode-map "#"    'wl-summary-print-message)
 424   (define-key wl-summary-mode-map "|"    'wl-summary-pipe-message)
 425   (define-key wl-summary-mode-map "z"    'wl-summary-suspend)
 426   (define-key wl-summary-mode-map "q"    'wl-summary-exit)
 427   (define-key wl-summary-mode-map "Q"    'wl-summary-force-exit)
 428
 429   (define-key wl-summary-mode-map "j"    'wl-summary-jump-to-current-message)
 430   (define-key wl-summary-mode-map "J"    'wl-thread-jump-to-msg)
 431   (define-key wl-summary-mode-map "I"    'wl-summary-incorporate)
 432   (define-key wl-summary-mode-map "\M-j" 'wl-summary-jump-to-msg-by-message-id)
 433   (define-key wl-summary-mode-map "^"    'wl-summary-jump-to-parent-message)
 434   (define-key wl-summary-mode-map "!"    'wl-summary-mark-as-unread)
 435
 436   (define-key wl-summary-mode-map "s"    'wl-summary-sync)
 437   (define-key wl-summary-mode-map "S"    'wl-summary-sort)
 438   (define-key wl-summary-mode-map "\M-s"    'wl-summary-stick)
 439   (define-key wl-summary-mode-map "T"    'wl-summary-toggle-thread)
 440
 441   (define-key wl-summary-mode-map "l"    'wl-summary-toggle-disp-folder)
 442   (define-key wl-summary-mode-map "v"    'wl-summary-toggle-disp-msg)
 443   (define-key wl-summary-mode-map "V"    'wl-summary-virtual)
 444
 445   (define-key wl-summary-mode-map "\C-i"  'wl-summary-goto-last-displayed-msg)
 446   (define-key wl-summary-mode-map "?"    'wl-summary-pick)
 447   (define-key wl-summary-mode-map "\ee"  'wl-summary-expire)
 448
 449   ;; copy & paste.
 450   (define-key wl-summary-mode-map "\ew"  'wl-summary-save-current-message)
 451   (define-key wl-summary-mode-map "\C-y"  'wl-summary-yank-saved-message)
 452
 453   ;; line commands
 454   (define-key wl-summary-mode-map "R"    'wl-summary-mark-as-read)
 455   (define-key wl-summary-mode-map "i"    'wl-summary-prefetch)
 456   (define-key wl-summary-mode-map "x"    'wl-summary-exec)
 457   (define-key wl-summary-mode-map "*"    'wl-summary-target-mark)
 458   (define-key wl-summary-mode-map "o"    'wl-summary-refile)
 459   (define-key wl-summary-mode-map "O"    'wl-summary-copy)
 460   (define-key wl-summary-mode-map "\M-o" 'wl-summary-refile-prev-destination)
 461   (define-key wl-summary-mode-map "\C-o" 'wl-summary-auto-refile)
 462   (define-key wl-summary-mode-map "d"    'wl-summary-dispose)
 463   (define-key wl-summary-mode-map "u"    'wl-summary-unmark)
 464   (define-key wl-summary-mode-map "U"    'wl-summary-unmark-all)
 465   (define-key wl-summary-mode-map "D"    'wl-summary-delete)
 466   (define-key wl-summary-mode-map "~"    'wl-summary-resend)
 467
 468   ;; thread commands
 469   (define-key wl-summary-mode-map "t"   (make-sparse-keymap))
 470   (define-key wl-summary-mode-map "tR" 'wl-thread-mark-as-read)
 471   (define-key wl-summary-mode-map "ti" 'wl-thread-prefetch)
 472   (define-key wl-summary-mode-map "tx" 'wl-thread-exec)
 473   (define-key wl-summary-mode-map "t*" 'wl-thread-target-mark)
 474   (define-key wl-summary-mode-map "to" 'wl-thread-refile)
 475   (define-key wl-summary-mode-map "tO" 'wl-thread-copy)
 476   (define-key wl-summary-mode-map "td" 'wl-thread-dispose)
 477   (define-key wl-summary-mode-map "tD" 'wl-thread-delete)
 478   (define-key wl-summary-mode-map "t~" 'wl-thread-resend)
 479   (define-key wl-summary-mode-map "tu" 'wl-thread-unmark)
 480   (define-key wl-summary-mode-map "t!" 'wl-thread-mark-as-unread)
 481   (define-key wl-summary-mode-map "t$" 'wl-thread-mark-as-important)
 482   (define-key wl-summary-mode-map "ty" 'wl-thread-save)
 483   (define-key wl-summary-mode-map "ts" 'wl-thread-set-parent)
 484
 485   ;; target-mark commands
 486   (define-key wl-summary-mode-map "m"     (make-sparse-keymap))
 487   (define-key wl-summary-mode-map "mi"   'wl-summary-target-mark-prefetch)
 488   (define-key wl-summary-mode-map "mo"   'wl-summary-target-mark-refile)
 489   (define-key wl-summary-mode-map "mO"   'wl-summary-target-mark-copy)
 490   (define-key wl-summary-mode-map "md"   'wl-summary-target-mark-dispose)
 491   (define-key wl-summary-mode-map "mD"   'wl-summary-target-mark-delete)
 492   (define-key wl-summary-mode-map "m~"   'wl-summary-target-mark-resend)
 493
 494   (define-key wl-summary-mode-map "mu"   'wl-summary-delete-all-temp-marks)
 495
 496   (define-key wl-summary-mode-map "my"   'wl-summary-target-mark-save)
 497   (define-key wl-summary-mode-map "mR"   'wl-summary-target-mark-mark-as-read)
 498   (define-key wl-summary-mode-map "m!"   'wl-summary-target-mark-mark-as-unread)
 499   (define-key wl-summary-mode-map "m$"   'wl-summary-target-mark-mark-as-important)
 500   (define-key wl-summary-mode-map "mU"   'wl-summary-target-mark-uudecode)
 501   (define-key wl-summary-mode-map "ma"   'wl-summary-target-mark-all)
 502   (define-key wl-summary-mode-map "mt"   'wl-summary-target-mark-thread)
 503   (define-key wl-summary-mode-map "mA"   'wl-summary-target-mark-reply-with-citation)
 504   (define-key wl-summary-mode-map "mf"   'wl-summary-target-mark-forward)
 505   (define-key wl-summary-mode-map "m?"   'wl-summary-target-mark-pick)
 506   (define-key wl-summary-mode-map "m#"   'wl-summary-target-mark-print)
 507   (define-key wl-summary-mode-map "m|"   'wl-summary-target-mark-pipe)
 508
 509   ;; region commands
 510   (define-key wl-summary-mode-map "r"    (make-sparse-keymap))
 511   (define-key wl-summary-mode-map "rR"   'wl-summary-mark-as-read-region)
 512   (define-key wl-summary-mode-map "ri"   'wl-summary-prefetch-region)
 513   (define-key wl-summary-mode-map "rx"   'wl-summary-exec-region)
 514   (define-key wl-summary-mode-map "mr"   'wl-summary-target-mark-region)
 515   (define-key wl-summary-mode-map "r*"   'wl-summary-target-mark-region)
 516   (define-key wl-summary-mode-map "ro"   'wl-summary-refile-region)
 517   (define-key wl-summary-mode-map "rO"   'wl-summary-copy-region)
 518   (define-key wl-summary-mode-map "rd"   'wl-summary-dispose-region)
 519   (define-key wl-summary-mode-map "rD"   'wl-summary-delete-region)
 520   (define-key wl-summary-mode-map "r~"   'wl-summary-resend-region)
 521   (define-key wl-summary-mode-map "ru"   'wl-summary-unmark-region)
 522   (define-key wl-summary-mode-map "r!"   'wl-summary-mark-as-unread-region)
 523   (define-key wl-summary-mode-map "r$"   'wl-summary-mark-as-important-region)
 524   (define-key wl-summary-mode-map "ry"   'wl-summary-save-region)
 525
 526   ;; score commands
 527   (define-key wl-summary-mode-map "K"    'wl-summary-increase-score)
 528   (define-key wl-summary-mode-map "L"    'wl-summary-lower-score)
 529   (define-key wl-summary-mode-map "h"    (make-sparse-keymap))
 530   (define-key wl-summary-mode-map "hR"   'wl-summary-rescore)
 531   (define-key wl-summary-mode-map "hc"   'wl-score-change-score-file)
 532   (define-key wl-summary-mode-map "he"   'wl-score-edit-current-scores)
 533   (define-key wl-summary-mode-map "hf"   'wl-score-edit-file)
 534   (define-key wl-summary-mode-map "hF"   'wl-score-flush-cache)
 535   (define-key wl-summary-mode-map "hm"   'wl-score-set-mark-below)
 536   (define-key wl-summary-mode-map "hx"   'wl-score-set-expunge-below)
 537
 538   (define-key wl-summary-mode-map "\M-t" 'wl-toggle-plugged)
 539   (define-key wl-summary-mode-map "\C-t" 'wl-plugged-change)
 540   ;;
 541   (define-key wl-summary-mode-map "\C-x\C-s" 'wl-summary-save-status)
 542   (wl-summary-setup-mouse)
 543   (easy-menu-define
 544    wl-summary-mode-menu
 545    wl-summary-mode-map
 546    "Menu used in Summary mode."
 547    wl-summary-mode-menu-spec))
 548
 549 (defsubst wl-summary-message-visible-p (number)
 550   "Return non-nil if the message with NUMBER is visible."
 551   (or (eq wl-summary-buffer-view 'sequence)
 552       (not (wl-thread-entity-parent-invisible-p
 553             (wl-thread-get-entity number)))))
 554
 555 (defun wl-status-update ()
 556   (interactive)
 557   (wl-address-init))
 558
 559 (defun wl-summary-display-top ()
 560   (interactive)
 561   (goto-char (point-min))
 562   (when wl-summary-lazy-highlight
 563     (wl-highlight-summary-window))
 564   (if wl-summary-buffer-disp-msg
 565       (wl-summary-redisplay)))
 566
 567 (defun wl-summary-display-bottom ()
 568   (interactive)
 569   (goto-char (point-max))
 570   (forward-line -1)
 571   (when wl-summary-lazy-highlight
 572     (wl-highlight-summary-window))
 573   (if wl-summary-buffer-disp-msg
 574       (wl-summary-redisplay)))
 575
 576 (defun wl-summary-count-unread ()
 577   (let ((lst (elmo-folder-count-flags wl-summary-buffer-elmo-folder)))
 578     (if (eq major-mode 'wl-summary-mode)
 579         (setq wl-summary-buffer-new-count (car lst)
 580               wl-summary-buffer-unread-count (nth 1 lst)
 581               wl-summary-buffer-answered-count (nth 2 lst)))
 582     lst))
 583
 584 (defun wl-summary-message-string (&optional use-cache)
 585   "Return full body string of current message.
 586 If optional USE-CACHE is non-nil, use cache if exists."
 587   (let ((number (wl-summary-message-number))
 588         (folder wl-summary-buffer-elmo-folder))
 589     (if (null number)
 590         (message "No message.")
 591       (elmo-set-work-buf
 592        (elmo-message-fetch folder
 593                            number
 594                            (elmo-make-fetch-strategy
 595                             'entire
 596                             use-cache ; use cache
 597                             nil ; save cache (should `t'?)
 598                             (and
 599                              use-cache
 600                              (elmo-file-cache-get-path
 601                               (elmo-message-field folder number 'message-id))))
 602                            nil
 603                            (current-buffer)
 604                            'unread)
 605        (buffer-string)))))
 606
 607 (defun wl-summary-reedit (&optional arg)
 608   "Re-edit current message.
 609 If ARG is non-nil, Supersedes message"
 610   (interactive "P")
 611   (wl-summary-toggle-disp-msg 'off)
 612   (cond
 613    ((not (wl-summary-message-number))
 614     (message "No message."))
 615    (arg
 616     (wl-summary-supersedes-message))
 617    ((string= (wl-summary-buffer-folder-name) wl-draft-folder)
 618     (wl-draft-reedit (wl-summary-message-number))
 619     (if (wl-message-news-p)
 620         (mail-position-on-field "Newsgroups")
 621       (mail-position-on-field "To")))
 622    (t
 623     (wl-draft-edit-string (wl-summary-message-string)))))
 624
 625 (defun wl-summary-resend-bounced-mail ()
 626   "Re-mail the current message.
 627 This only makes sense if the current message is a bounce message which
 628 contains some mail you have written but has been bounced back to
 629 you."
 630   (interactive)
 631   (wl-summary-toggle-disp-msg 'off)
 632   (save-excursion
 633     (wl-summary-set-message-buffer-or-redisplay)
 634     (set-buffer (wl-message-get-original-buffer))
 635     (goto-char (point-min))
 636     (let ((case-fold-search nil))
 637       (cond
 638        ((and
 639          (re-search-forward
 640           (concat "^\\($\\|[Cc]ontent-[Tt]ype:[ \t]+multipart/\\(report\\|mixed\\)\\)") nil t)
 641          (not (bolp))
 642          (re-search-forward "boundary=\"\\([^\"]+\\)\"" nil t))
 643         (let ((boundary (buffer-substring (match-beginning 1) (match-end 1)))
 644               start)
 645           (cond
 646            ((and (setq start (re-search-forward
 647                               (concat "^--" boundary "\n"
 648                                       "\\([Cc]ontent-[Dd]escription:.*\n\\)?"
 649                                       "[Cc]ontent-[Tt]ype:[ \t]+"
 650                                       "\\(message/rfc822\\|text/rfc822-headers\\).*\n"
 651                                       "\\(.+\n\\)*\n") nil t))
 652                  (re-search-forward
 653                   (concat "\n\\(--" boundary "\\)--\n") nil t))
 654             (wl-draft-edit-string (buffer-substring start (match-beginning 1))))
 655            (t
 656             (message "Seems no message/rfc822 part.")))))
 657        ((let ((case-fold-search t))
 658           (re-search-forward wl-rejected-letter-start nil t))
 659         (skip-chars-forward " \t\n")
 660         (wl-draft-edit-string (buffer-substring (point) (point-max))))
 661        (t
 662         (message "Does not appear to be a rejected letter."))))))
 663
 664 (defun wl-summary-detect-mark-position ()
 665   (let ((column wl-summary-buffer-number-column)
 666         (formatter wl-summary-buffer-line-formatter)
 667         (dummy-temp (char-to-string 200))
 668         (dummy-persistent (char-to-string 201))
 669         temp persistent)
 670     (with-temp-buffer
 671       (setq wl-summary-buffer-number-column column
 672             wl-summary-buffer-line-formatter formatter)
 673       (insert
 674        (wl-summary-create-line
 675         (elmo-msgdb-make-message-entity
 676          :number 10000
 677          :from "foo"
 678          :subject "bar"
 679          :size 100)
 680         nil
 681         dummy-temp
 682         dummy-persistent))
 683       (goto-char (point-min))
 684       (setq temp (save-excursion
 685                    (when (search-forward dummy-temp nil t)
 686                      (current-column)))
 687             persistent (save-excursion
 688                          (when (search-forward dummy-persistent nil t)
 689                            (current-column)))))
 690     (setq wl-summary-buffer-temp-mark-column temp
 691           wl-summary-buffer-persistent-mark-column persistent)))
 692
 693 (defun wl-summary-buffer-set-folder (folder)
 694   (if (stringp folder)
 695       (setq folder (wl-folder-get-elmo-folder folder)))
 696   (setq wl-summary-buffer-elmo-folder folder)
 697   (make-local-variable 'wl-message-buffer)
 698   (setq wl-summary-buffer-mime-charset (or (wl-get-assoc-list-value
 699                                             wl-folder-mime-charset-alist
 700                                             (elmo-folder-name-internal folder))
 701                                            wl-mime-charset))
 702   (setq wl-summary-buffer-weekday-name-lang
 703         (or (wl-get-assoc-list-value
 704              wl-folder-weekday-name-lang-alist
 705              (elmo-folder-name-internal folder))
 706             wl-summary-weekday-name-lang))
 707   (setq wl-summary-buffer-thread-indent-set
 708         (wl-get-assoc-list-value
 709          wl-folder-thread-indent-set-alist
 710          (elmo-folder-name-internal folder)))
 711   (setq wl-summary-buffer-number-column
 712         (or (wl-get-assoc-list-value wl-summary-number-column-alist
 713                                      (wl-summary-buffer-folder-name))
 714             wl-summary-default-number-column))
 715   (wl-line-formatter-setup
 716    wl-summary-buffer-line-formatter
 717    (setq wl-summary-buffer-line-format
 718          (or (wl-get-assoc-list-value
 719               wl-folder-summary-line-format-alist
 720               (elmo-folder-name-internal folder))
 721              wl-summary-line-format))
 722    wl-summary-line-format-spec-alist)
 723   (wl-line-formatter-setup
 724    wl-summary-buffer-mode-line-formatter
 725    wl-summary-mode-line-format
 726    wl-summary-mode-line-format-spec-alist)
 727   (wl-summary-detect-mark-position)
 728   (setq wl-summary-buffer-persistent
 729         (wl-folder-persistent-p (elmo-folder-name-internal folder)))
 730   (elmo-folder-set-persistent-internal folder wl-summary-buffer-persistent)
 731   ;; process duplicates.
 732   (elmo-folder-set-process-duplicates-internal
 733    folder (cdr (elmo-string-matched-assoc
 734                 (elmo-folder-name-internal folder)
 735                 wl-folder-process-duplicates-alist)))
 736   (setq
 737    wl-thread-indent-level-internal
 738    (or (nth 0 wl-summary-buffer-thread-indent-set)
 739        wl-thread-indent-level)
 740    wl-thread-have-younger-brother-str-internal
 741    (or (nth 1 wl-summary-buffer-thread-indent-set)
 742        wl-thread-have-younger-brother-str)
 743    wl-thread-youngest-child-str-internal
 744    (or (nth 2 wl-summary-buffer-thread-indent-set)
 745        wl-thread-youngest-child-str)
 746    wl-thread-vertical-str-internal
 747    (or (nth 3 wl-summary-buffer-thread-indent-set)
 748        wl-thread-vertical-str)
 749    wl-thread-horizontal-str-internal
 750    (or (nth 4 wl-summary-buffer-thread-indent-set)
 751        wl-thread-horizontal-str)
 752    wl-thread-space-str-internal
 753    (or (nth 5 wl-summary-buffer-thread-indent-set)
 754        wl-thread-space-str))
 755   (run-hooks 'wl-summary-buffer-set-folder-hook))
 756
 757 (defun wl-summary-mode ()
 758   "Major mode for reading threaded messages.
 759 See Info under Wanderlust for full documentation.
 760
 761 Special commands:
 762 \\{wl-summary-mode-map}
 763
 764 Entering Folder mode calls the value of `wl-summary-mode-hook'."
 765   (interactive)
 766   (unless (interactive-p) (kill-all-local-variables))
 767   (setq major-mode 'wl-summary-mode)
 768   (setq mode-name "Summary")
 769   (use-local-map wl-summary-mode-map)
 770 ;;;(setq default-directory (or wl-tmp-dir (expand-file-name "~/")))
 771   (setq buffer-read-only t)
 772   (setq truncate-lines t)
 773 ;;;(make-local-variable 'tab-width)
 774 ;;;(setq tab-width 1)
 775   (buffer-disable-undo (current-buffer))
 776   (setq selective-display t
 777         selective-display-ellipses nil)
 778   (wl-mode-line-buffer-identification '(wl-summary-buffer-mode-line))
 779   (easy-menu-add wl-summary-mode-menu)
 780   (when wl-summary-lazy-highlight
 781     (if wl-on-xemacs
 782         (progn
 783           (make-local-variable 'pre-idle-hook)
 784           (add-hook 'pre-idle-hook 'wl-highlight-summary-window))
 785       (make-local-variable 'window-scroll-functions)
 786       (add-hook 'window-scroll-functions 'wl-highlight-summary-window)))
 787   ;; This hook may contain the function `wl-setup-summary' for reasons
 788   ;; of system internal to accord facilities for the Emacs variants.
 789   (run-hooks 'wl-summary-mode-hook))
 790
 791 ;;;
 792 (defun wl-summary-overview-entity-compare-by-date (x y)
 793   "Compare entity X and Y by date."
 794   (condition-case nil
 795       (string<
 796        (timezone-make-date-sortable
 797         (elmo-message-entity-field x 'date))
 798        (timezone-make-date-sortable
 799         (elmo-message-entity-field y 'date)))
 800     (error))) ;; ignore error.
 801
 802 (defun wl-summary-overview-entity-compare-by-number (x y)
 803    "Compare entity X and Y by number."
 804   (<
 805    (elmo-message-entity-number x)
 806    (elmo-message-entity-number y)))
 807
 808 (defun wl-summary-overview-entity-compare-by-from (x y)
 809   "Compare entity X and Y by from."
 810   (string<
 811    (wl-address-header-extract-address
 812     (or (elmo-message-entity-field x 'from)
 813         wl-summary-no-from-message))
 814    (wl-address-header-extract-address
 815     (or (elmo-message-entity-field y 'from)
 816         wl-summary-no-from-message))))
 817
 818 (defun wl-summary-overview-entity-compare-by-subject (x y)
 819   "Compare entity X and Y by subject."
 820   (string< (elmo-message-entity-field x 'subject)
 821            (elmo-message-entity-field y 'subject)))
 822
 823 (defun wl-summary-get-list-info (entity)
 824   "Returns (\"ML-name\" . ML-count) of ENTITY."
 825   (let (sequence ml-name ml-count subject return-path delivered-to mailing-list)
 826     (setq sequence (elmo-message-entity-field entity 'x-sequence)
 827           ml-name (or (elmo-message-entity-field entity 'x-ml-name)
 828                       (and sequence
 829                            (car (split-string sequence " "))))
 830           ml-count (or (elmo-message-entity-field entity 'x-mail-count)
 831                        (elmo-message-entity-field entity 'x-ml-count)
 832                        (and sequence
 833                             (cadr (split-string sequence " ")))))
 834     (and (setq subject (elmo-message-entity-field entity 'subject t))
 835          (setq subject (elmo-delete-char ?\n subject))
 836          (string-match "^\\s(\\(\\S)+\\)[ :]\\([0-9]+\\)\\s)[ \t]*" subject)
 837          (progn
 838            (or ml-name (setq ml-name (match-string 1 subject)))
 839            (or ml-count (setq ml-count (match-string 2 subject)))))
 840     (and (setq return-path
 841                (elmo-message-entity-field entity 'return-path))
 842          (string-match "^<\\([^@>]+\\)-return-\\([0-9]+\\)-" return-path)
 843          (progn
 844            (or ml-name (setq ml-name (match-string 1 return-path)))
 845            (or ml-count (setq ml-count (match-string 2 return-path)))))
 846     (and (setq delivered-to
 847                (elmo-message-entity-field entity 'delivered-to))
 848          (string-match "^mailing list \\([^@]+\\)@" delivered-to)
 849          (or ml-name (setq ml-name (match-string 1 delivered-to))))
 850     (and (setq mailing-list
 851                (elmo-message-entity-field entity 'mailing-list))
 852          ;; *-help@, *-owner@, etc.
 853          (string-match "\\(^\\|; \\)contact \\([^@]+\\)-[^-@]+@" mailing-list)
 854          (or ml-name (setq ml-name (match-string 2 mailing-list))))
 855     (cons (and ml-name (car (split-string ml-name " ")))
 856           (and ml-count (string-to-int ml-count)))))
 857
 858 (defun wl-summary-overview-entity-compare-by-list-info (x y)
 859   "Compare entity X and Y by mailing-list info."
 860   (let* ((list-info-x (wl-summary-get-list-info x))
 861          (list-info-y (wl-summary-get-list-info y)))
 862     (if (equal (car list-info-x) (car list-info-y))
 863         (if (equal (cdr list-info-x) (cdr list-info-y))
 864             (wl-summary-overview-entity-compare-by-date x y)
 865           (< (or (cdr list-info-x) 0)
 866              (or (cdr list-info-y) 0)))
 867       (string< (or (car list-info-x) "")
 868                (or (car list-info-y) "")))))
 869
 870 (defun wl-summary-sort-by-date ()
 871   (interactive)
 872   (wl-summary-rescan "date"))
 873 (defun wl-summary-sort-by-number ()
 874   (interactive)
 875   (wl-summary-rescan "number"))
 876 (defun wl-summary-sort-by-subject ()
 877   (interactive)
 878   (wl-summary-rescan "subject"))
 879 (defun wl-summary-sort-by-from ()
 880   (interactive)
 881   (wl-summary-rescan "from"))
 882 (defun wl-summary-sort-by-list-info ()
 883   (interactive)
 884   (wl-summary-rescan "list-info"))
 885
 886 (defun wl-summary-rescan (&optional sort-by disable-killed)
 887   "Rescan current folder without updating."
 888   (interactive)
 889   (let ((elmo-mime-charset wl-summary-buffer-mime-charset)
 890         i percent num
 891         gc-message entity
 892         curp
 893         (inhibit-read-only t)
 894         (buffer-read-only nil)
 895         (numbers (elmo-folder-list-messages wl-summary-buffer-elmo-folder
 896                                             (not disable-killed) t)) ; in-msgdb
 897         expunged)
 898     (erase-buffer)
 899     (message "Re-scanning...")
 900     (setq i 0)
 901     (when sort-by
 902       (message "Sorting by %s..." sort-by)
 903       (setq numbers
 904             (sort numbers
 905                   (lambda (x y)
 906                     (funcall
 907                      (intern (format "wl-summary-overview-entity-compare-by-%s"
 908                                      sort-by))
 909                      (elmo-message-entity wl-summary-buffer-elmo-folder x)
 910                      (elmo-message-entity wl-summary-buffer-elmo-folder y)))))
 911       (message "Sorting by %s...done" sort-by))
 912     (setq num (length numbers))
 913     (setq wl-thread-entity-hashtb (elmo-make-hash (* num 2))
 914           wl-thread-entity-list nil
 915           wl-thread-entities nil
 916           wl-summary-scored nil
 917           wl-summary-buffer-number-list nil
 918           wl-summary-buffer-target-mark-list nil
 919           wl-summary-buffer-temp-mark-list nil
 920           wl-summary-delayed-update nil)
 921     (elmo-kill-buffer wl-summary-search-buf-name)
 922     (while numbers
 923       (setq entity (elmo-message-entity wl-summary-buffer-elmo-folder
 924                                         (car numbers)))
 925       (wl-summary-insert-message entity
 926                                  wl-summary-buffer-elmo-folder
 927                                  nil)
 928       (setq numbers (cdr numbers))
 929       (when (> num elmo-display-progress-threshold)
 930         (setq i (+ i 1))
 931         (if (or (zerop (% i 5)) (= i num))
 932             (elmo-display-progress
 933              'wl-summary-rescan "Constructing summary structure..."
 934              (/ (* i 100) num)))))
 935     (when wl-summary-delayed-update
 936       (while wl-summary-delayed-update
 937         (message "Parent (%d) of message %d is no entity"
 938                  (caar wl-summary-delayed-update)
 939                  (elmo-msgdb-overview-entity-get-number
 940                   (cdar wl-summary-delayed-update)))
 941         (wl-summary-insert-message
 942          (cdar wl-summary-delayed-update)
 943          wl-summary-buffer-elmo-folder nil t)
 944         (setq wl-summary-delayed-update (cdr wl-summary-delayed-update))))
 945     (message "Constructing summary structure...done")
 946     (if (eq wl-summary-buffer-view 'thread)
 947         (progn
 948           (message "Inserting thread...")
 949           (wl-thread-insert-top)
 950           (message "Inserting thread...done")))
 951     (when wl-use-scoring
 952       (wl-summary-score-headers (wl-summary-rescore-msgs
 953                                  wl-summary-buffer-number-list)
 954                                 t)
 955       (when (and wl-summary-scored
 956                  (setq expunged (wl-summary-score-update-all-lines)))
 957         (message "%d message(s) are expunged by scoring." (length expunged))))
 958     (wl-summary-set-message-modified)
 959     (wl-summary-count-unread)
 960     (wl-summary-update-modeline)
 961     (goto-char (point-max))
 962     (forward-line -1)
 963     (set-buffer-modified-p nil)))
 964
 965 (defun wl-summary-next-folder-or-exit (&optional next-entity upward)
 966   (if (and next-entity
 967            wl-auto-select-next)
 968       (let (retval)
 969         (wl-summary-toggle-disp-msg 'off)
 970         (unwind-protect
 971             (setq retval
 972                   (wl-summary-goto-folder-subr next-entity
 973                                                'force-update
 974                                                nil
 975                                                nil ; not sticky
 976                                                t   ; interactive!
 977                                                ))
 978           (wl-folder-set-current-entity-id (wl-folder-get-entity-id next-entity))
 979           (if (and (eq retval 'more-next)
 980                    (memq wl-auto-select-next '(unread skip-no-unread))
 981                    (memq this-command wl-summary-next-no-unread-command))
 982               (if upward
 983                   (wl-summary-up
 984                    t (eq wl-auto-select-next 'skip-no-unread))
 985                 (goto-char (point-max))
 986                 (forward-line -1)
 987                 (wl-summary-down
 988                  t (eq wl-auto-select-next 'skip-no-unread))))))
 989     (wl-summary-exit)))
 990
 991 (defun wl-summary-entity-info-msg (entity finfo)
 992   (or (and entity
 993            (concat
 994             (if (memq 'ask-folder wl-use-folder-petname)
 995                 (wl-folder-get-petname entity)
 996               entity)
 997             (if (null (car finfo))
 998                 " (? new/? unread)"
 999               (format
1000                " (%d new/%d unread)"
1001                (nth 0 finfo)
1002                (+ (nth 0 finfo)
1003                   (nth 1 finfo))))))
1004       "folder mode"))
1005
1006 (defun wl-summary-set-message-modified ()
1007   (elmo-folder-set-message-modified
1008    wl-summary-buffer-elmo-folder t)
1009   (setq wl-summary-buffer-message-modified t)
1010   (wl-summary-set-mark-modified))
1011 (defun wl-summary-message-modified-p ()
1012   wl-summary-buffer-message-modified)
1013 (defun wl-summary-set-mark-modified ()
1014   (elmo-folder-set-mark-modified-internal
1015    wl-summary-buffer-elmo-folder t))
1016 (defun wl-summary-mark-modified-p ()
1017   (elmo-folder-mark-modified-internal
1018    wl-summary-buffer-elmo-folder))
1019 (defun wl-summary-set-thread-modified ()
1020   (setq wl-summary-buffer-thread-modified t))
1021 (defun wl-summary-thread-modified-p ()
1022   wl-summary-buffer-thread-modified)
1023
1024 (defsubst wl-summary-cleanup-temp-marks (&optional sticky)
1025   (when wl-summary-buffer-temp-mark-list
1026     (if (y-or-n-p (format "Execute remaining marks in %s? "
1027                           (wl-summary-buffer-folder-name)))
1028         (progn
1029           (wl-summary-exec)
1030           (if wl-summary-buffer-temp-mark-list
1031               (error "Some execution was failed")))
1032       ;; temp-mark-list is remained.
1033       (message "")))
1034   (wl-summary-delete-all-temp-marks 'no-msg)
1035   (setq wl-summary-scored nil))
1036
1037 ;; a subroutine for wl-summary-exit/wl-save-status
1038 ;; Note that folder is not commited here.
1039 (defun wl-summary-save-view ()
1040   ;; already in summary buffer.
1041   (when wl-summary-buffer-persistent
1042     ;; save the current summary buffer view.
1043     (if (and wl-summary-cache-use
1044              (or (wl-summary-message-modified-p)
1045                  (wl-summary-mark-modified-p)
1046                  (wl-summary-thread-modified-p)))
1047         (wl-summary-save-view-cache))))
1048
1049 (defun wl-summary-save-status ()
1050   "Save summary view and msgdb."
1051   (interactive)
1052   (if (interactive-p) (message "Saving summary status..."))
1053   (wl-summary-save-view)
1054   (elmo-folder-commit wl-summary-buffer-elmo-folder)
1055   (elmo-folder-check wl-summary-buffer-elmo-folder)
1056   (if wl-use-scoring (wl-score-save))
1057   (if (interactive-p) (message "Saving summary status...done")))
1058
1059 (defun wl-summary-force-exit ()
1060   "Exit current summary.  Buffer is deleted even the buffer is sticky."
1061   (interactive)
1062   (wl-summary-exit 'force-exit))
1063
1064 (defun wl-summary-exit (&optional force-exit)
1065   "Exit current summary.  if FORCE-EXIT, exits even the summary is sticky."
1066   (interactive "P")
1067   (let ((summary-buf (current-buffer))
1068         (sticky (wl-summary-sticky-p))
1069         summary-win
1070         message-buf message-win
1071         folder-buf folder-win)
1072     (run-hooks 'wl-summary-exit-pre-hook)
1073     (if wl-summary-buffer-exit-function
1074         (funcall wl-summary-buffer-exit-function)
1075       (if (or force-exit (not sticky))
1076           (wl-summary-cleanup-temp-marks sticky))
1077       (unwind-protect
1078           ;; save summary status
1079           (progn
1080             (wl-summary-save-view)
1081             (if (or force-exit (not sticky))
1082                 (elmo-folder-close wl-summary-buffer-elmo-folder)
1083               (elmo-folder-commit wl-summary-buffer-elmo-folder)
1084               (elmo-folder-check wl-summary-buffer-elmo-folder))
1085             (if wl-use-scoring (wl-score-save)))
1086         ;; for sticky summary
1087         (wl-delete-all-overlays)
1088         (setq wl-summary-buffer-disp-msg nil)
1089         (elmo-kill-buffer wl-summary-search-buf-name)
1090         ;; delete message window if displayed.
1091         (if (and wl-message-buffer (get-buffer-window wl-message-buffer))
1092             (delete-window (get-buffer-window wl-message-buffer)))
1093         (if (and wl-summary-use-frame
1094                  (> (length (visible-frame-list)) 1))
1095             (delete-frame))
1096         (if (setq folder-buf (get-buffer wl-folder-buffer-name))
1097             (if wl-summary-use-frame
1098                 (let (select-frame)
1099                   (save-selected-window
1100                     (dolist (frame (visible-frame-list))
1101                       (select-frame frame)
1102                       (if (get-buffer-window folder-buf)
1103                           (setq select-frame frame))))
1104                   (if select-frame
1105                       (select-frame select-frame)
1106                     (switch-to-buffer folder-buf)))
1107               (if (setq folder-win (get-buffer-window folder-buf))
1108                   ;; folder win is already displayed.
1109                   (select-window folder-win)
1110                 ;; folder win is not displayed.
1111                 (switch-to-buffer folder-buf)))
1112           ;; currently no folder buffer
1113           (wl-folder))
1114         (and wl-folder-move-cur-folder
1115              wl-folder-buffer-cur-point
1116              (goto-char wl-folder-buffer-cur-point))
1117         (setq wl-folder-buffer-cur-path nil)
1118         (setq wl-folder-buffer-cur-entity-id nil)
1119         (wl-delete-all-overlays)
1120         (if wl-summary-exit-next-move
1121             (wl-folder-next-unsync t)
1122           (beginning-of-line))
1123         (if (setq summary-win (get-buffer-window summary-buf))
1124             (delete-window summary-win))
1125         (if (or force-exit
1126                 (not sticky))
1127             (progn
1128               (set-buffer summary-buf)
1129               (kill-buffer summary-buf)))
1130         (run-hooks 'wl-summary-exit-hook)))))
1131
1132 (defun wl-summary-suspend ()
1133   (interactive)
1134   (wl-summary-exit)
1135   (wl-folder-suspend))
1136
1137 (defun wl-summary-sync-force-update (&optional unset-cursor no-check)
1138   (interactive)
1139   (wl-summary-sync-update unset-cursor nil nil no-check))
1140
1141 (defsubst wl-summary-sync-all-init ()
1142   (wl-summary-cleanup-temp-marks)
1143   (erase-buffer)
1144   (wl-summary-set-message-modified)
1145   (setq wl-thread-entity-hashtb (elmo-make-hash
1146                                  (* (elmo-folder-length
1147                                      wl-summary-buffer-elmo-folder)
1148                                     2)))
1149   (setq wl-thread-entity-list nil)
1150   (setq wl-thread-entities nil)
1151   (setq wl-summary-buffer-number-list nil)
1152   (setq wl-summary-buffer-target-mark-list nil)
1153   (setq wl-summary-buffer-temp-mark-list nil))
1154
1155 (defun wl-summary-sync (&optional unset-cursor force-range)
1156   (interactive)
1157   (let* ((folder wl-summary-buffer-elmo-folder)
1158          (inhibit-read-only t)
1159          (buffer-read-only nil)
1160          (msgdb-dir (elmo-folder-msgdb-path folder))
1161          (range (or force-range (wl-summary-input-range
1162                                  (elmo-folder-name-internal folder)))))
1163     (cond ((string-match "rescan" range)
1164            (let ((msg (wl-summary-message-number))
1165                  (wl-use-scoring (if (string-match "noscore" range)
1166                                      nil
1167                                    wl-use-scoring)))
1168              (wl-summary-rescan nil
1169                                 (string-match "noscore" range))
1170              (and msg (wl-summary-jump-to-msg msg))))
1171           ((string= range "mark")
1172            (let ((msg (wl-summary-message-number)))
1173              (call-interactively 'wl-summary-sync-marks)
1174              (and msg (wl-summary-jump-to-msg msg))))
1175           ((string= range "cache-status")
1176            (let ((msg (wl-summary-message-number)))
1177              (wl-summary-resume-cache-status)
1178              (and msg (wl-summary-jump-to-msg msg))))
1179           ((string= range "no-sync"))
1180           ((or (string-match "^last:" range)
1181                (string-match "^first:" range))
1182            (wl-summary-goto-folder-subr (concat "/" range "/"
1183                                                 (elmo-folder-name-internal
1184                                                  folder))
1185                                         'force-update nil nil t))
1186           (t
1187            (wl-summary-sync-update unset-cursor
1188                                    (string-match "entirely" range)
1189                                    (string-match "all" range))))))
1190
1191 (defvar wl-summary-edit-addresses-candidate-fields
1192   ;; First element becomes default.
1193   '("from" "to" "cc"))
1194
1195 (defun wl-summary-edit-addresses-collect-candidate-fields (mime-charset)
1196   (let ((fields wl-summary-edit-addresses-candidate-fields)
1197         body candidates components)
1198     (while fields
1199       (setq body
1200             (mapconcat 'identity (elmo-multiple-field-body (car fields))
1201                        ","))
1202       (setq body (wl-parse-addresses body))
1203       (if body (setq candidates (append candidates body)))
1204       (setq fields (cdr fields)))
1205     (setq candidates (elmo-uniq-list candidates))
1206     (elmo-set-work-buf
1207      (elmo-set-buffer-multibyte default-enable-multibyte-characters)
1208      (mapcar (function
1209               (lambda (x)
1210                 (setq components (std11-extract-address-components x))
1211                 (cons (nth 1 components)
1212                       (and (car components)
1213                            (eword-decode-string
1214                             (decode-mime-charset-string
1215                              (car components)
1216                              mime-charset))))))
1217              candidates))))
1218
1219 (defun wl-summary-edit-addresses-subr (the-email name-in-addr)
1220   ;; returns nil if there's no change.
1221   (if (elmo-get-hash-val (downcase the-email) wl-address-petname-hash)
1222       (let (char)
1223         (message "'%s' already exists. (e)dit/(d)elete/(c)ancel?"
1224                  the-email)
1225         (while (not (or (eq (setq char (read-char)) ?\r)
1226                         (eq char ?\n)
1227                         (eq char ? )
1228                         (eq char ?e)
1229                         (eq char ?c)
1230                         (eq char ?d)))
1231           (message
1232            "Please answer `e' or `d' or `c'. (e)dit/(d)elete/(c)ancel?"))
1233         (cond
1234          ((or (eq char ?e)
1235               (eq char ?\n)
1236               (eq char ?\r)
1237               (eq char ? ))
1238           ;; Change Addresses
1239           (wl-address-add-or-change
1240            the-email
1241            (wl-address-header-extract-realname
1242             (cdr (assoc
1243                   (let ((completion-ignore-case t) comp)
1244                     (setq comp
1245                           (try-completion the-email wl-address-completion-list))
1246                     (if (equal comp t) the-email comp))
1247                   wl-address-completion-list))))
1248           "edited")
1249          ((eq char ?d)
1250           ;; Delete Addresses
1251           (if (y-or-n-p (format "Delete '%s'? "
1252                                 the-email))
1253               (progn
1254                 (wl-address-delete the-email)
1255                 "deleted")
1256             (message "")
1257             nil))
1258          (t (message "")
1259             nil)))
1260     ;; Add Petname
1261     (wl-address-add-or-change the-email name-in-addr)
1262     "added"))
1263
1264 (defun wl-summary-edit-addresses (&optional addr-str)
1265   "Edit address book interactively.
1266 Optional argument ADDR-STR is used as a target address if specified."
1267   (interactive (if current-prefix-arg
1268                    (list (read-from-minibuffer "Target address: "))))
1269   (if (null (wl-summary-message-number))
1270       (message "No message.")
1271     (save-excursion
1272       (let* ((charset wl-summary-buffer-mime-charset)
1273              (candidates
1274               (with-current-buffer (wl-summary-get-original-buffer)
1275                 (wl-summary-edit-addresses-collect-candidate-fields
1276                  charset)))
1277              address pair result)
1278         (if addr-str
1279             (setq address addr-str)
1280           (when candidates
1281             (setq address (car (car candidates)))
1282             (setq address
1283                   (completing-read
1284                    (format "Target address (%s): " address)
1285                    (mapcar
1286                     (function (lambda (x) (cons (car x) (car x))))
1287                     candidates)
1288                    nil nil nil nil address))))
1289         (when address
1290           (setq pair (assoc address candidates))
1291           (unless pair
1292             (setq pair (cons address nil)))
1293           (when (setq result (wl-summary-edit-addresses-subr (car pair) (cdr pair)))
1294             ;; update alias
1295             (wl-status-update)
1296             (setq address (assoc (car pair) wl-address-list))
1297             (if address
1298                 (message "%s, %s, <%s> is %s."
1299                          (nth 2 address)
1300                          (nth 1 address)
1301                          (nth 0 address)
1302                          result)))
1303 ;;; i'd like to update summary-buffer, but...
1304 ;;;     (wl-summary-rescan)
1305           (run-hooks 'wl-summary-edit-addresses-hook))))))
1306
1307 (defun wl-summary-incorporate (&optional arg)
1308   "Check and prefetch all uncached messages.
1309 If ARG is non-nil, checking is omitted."
1310   (interactive "P")
1311   (unless arg
1312     (save-excursion
1313       (wl-summary-sync-force-update)))
1314   (wl-summary-prefetch-region-no-mark (point-min) (point-max)
1315                                       wl-summary-incorporate-marks))
1316
1317 (defun wl-summary-prefetch-msg (number &optional arg)
1318   "Prefetch message and return non-nil value. If skipped, return nil."
1319   ;; prefetching procedure.
1320   (save-excursion
1321     (let* ((size (elmo-message-field wl-summary-buffer-elmo-folder
1322                                      number 'size))
1323            (file-cached (elmo-file-cache-exists-p
1324                          (elmo-message-field wl-summary-buffer-elmo-folder
1325                                              number 'message-id)))
1326            (force-read (and size
1327                             (or file-cached
1328                                 (and (null wl-prefetch-confirm) arg)
1329                                 (null wl-prefetch-threshold)
1330                                 (< size wl-prefetch-threshold))))
1331            mark new-mark)
1332       (unwind-protect
1333           (progn
1334             (when (and (or arg (not file-cached))
1335                        size (not force-read) wl-prefetch-confirm)
1336               (setq force-read
1337                     (save-restriction
1338                       (widen)
1339                       (y-or-n-p
1340                        (format
1341                         "Message from %s has %d bytes.  Prefetch it? "
1342                         (concat
1343                          "[ "
1344                          (save-match-data
1345                            (wl-set-string-width
1346                             17
1347                             (funcall wl-summary-from-function
1348                              (eword-decode-string
1349                               (elmo-delete-char
1350                                ?\"
1351                                (or
1352                                 (elmo-message-field
1353                                  wl-summary-buffer-elmo-folder
1354                                  number 'from)
1355                                 "??")))))) " ]")
1356                         size))))
1357               (message ""))             ; flush.
1358             (if force-read
1359                 (save-excursion
1360                   (save-match-data
1361                     ;; online
1362                     (if (or arg (not file-cached))
1363                         (elmo-message-encache
1364                          wl-summary-buffer-elmo-folder
1365                          number))
1366                     (elmo-message-set-cached wl-summary-buffer-elmo-folder
1367                                              number t)
1368                     (when (and (wl-summary-jump-to-msg number)
1369                                (wl-summary-update-persistent-mark))
1370                       (sit-for 0)
1371                       (wl-summary-count-unread)
1372                       (wl-summary-update-modeline)
1373                       (wl-folder-update-unread
1374                        (wl-summary-buffer-folder-name)
1375                        (+ wl-summary-buffer-unread-count
1376                           wl-summary-buffer-new-count))))
1377                   t)
1378               nil))))))
1379
1380 (defun wl-summary-prefetch-region-no-mark (beg end &optional prefetch-marks)
1381   (interactive "r")
1382   (let ((count 0)
1383         targets
1384         mark length
1385         entity msg
1386         start-pos pos)
1387     (save-excursion
1388       (setq start-pos (point))
1389       (save-restriction
1390         (narrow-to-region beg end)
1391         ;; collect prefetch targets.
1392         (message "Collecting marks...")
1393         (goto-char (point-min))
1394         (while (not (eobp))
1395           (setq mark (wl-summary-persistent-mark)
1396                 msg (wl-summary-message-number))
1397           (if (or (and (null prefetch-marks)
1398                        msg
1399                        (null (elmo-file-cache-exists-p
1400                               (elmo-message-field
1401                                wl-summary-buffer-elmo-folder
1402                                msg
1403                                'message-id))))
1404                   (member mark prefetch-marks))
1405               (setq targets (nconc targets (list msg))))
1406           (setq entity (wl-thread-get-entity msg))
1407           (if (or (not (eq wl-summary-buffer-view 'thread))
1408                   (wl-thread-entity-get-opened entity))
1409               (); opened. no hidden children.
1410             (setq targets (nconc
1411                            targets
1412                            (wl-thread-get-children-msgs-uncached
1413                             msg prefetch-marks))))
1414           (forward-line 1))
1415         (setq length (length targets))
1416         (message "Prefetching...")
1417         (while targets
1418           (when (if (not (wl-thread-entity-parent-invisible-p
1419                           (wl-thread-get-entity (car targets))))
1420                     (progn
1421                       (wl-summary-jump-to-msg (car targets))
1422                       (wl-summary-prefetch-msg
1423                        (wl-summary-message-number)))
1424                   (wl-summary-prefetch-msg (car targets)))
1425             (message "Prefetching... %d/%d message(s)"
1426                      (setq count (+ 1 count)) length))
1427           (setq targets (cdr targets)))
1428         (message "Prefetched %d/%d message(s)" count length)
1429         (cons count length)))))
1430
1431 (defun wl-summary-delete-marks-on-buffer (marks)
1432   (while marks
1433     (wl-summary-unmark (pop marks))))
1434
1435 (defun wl-summary-delete-copy-marks-on-buffer (copies)
1436   (wl-summary-delete-marks-on-buffer copies))
1437
1438 ;;;
1439 (defun wl-summary-delete-all-target-marks ()
1440   (wl-summary-delete-marks-on-buffer wl-summary-buffer-target-mark-list))
1441
1442 (defun wl-summary-mark-as-read-region (beg end)
1443   (interactive "r")
1444   (save-excursion
1445     (save-restriction
1446       (narrow-to-region beg end)
1447       (goto-char (point-min))
1448       (if (eq wl-summary-buffer-view 'thread)
1449           (let (number-list)
1450             (while (not (eobp))
1451               (let* ((number (wl-summary-message-number))
1452                      (entity (wl-thread-get-entity number)))
1453                 (if (wl-thread-entity-get-opened entity)
1454                     (setq number-list (append number-list (list number)))
1455                   (setq number-list
1456                         (append number-list
1457                                 (wl-thread-get-children-msgs number))))
1458                 (forward-line 1)))
1459             (wl-summary-mark-as-read number-list))
1460         (let (number-list)
1461           (while (not (eobp))
1462             (setq number-list
1463                   (append number-list (list (wl-summary-message-number))))
1464             (forward-line 1))
1465           (wl-summary-mark-as-read number-list))))))
1466
1467 (defun wl-summary-mark-as-unread-region (beg end)
1468   (interactive "r")
1469   (save-excursion
1470     (save-restriction
1471       (narrow-to-region beg end)
1472       (goto-char (point-min))
1473       (if (eq wl-summary-buffer-view 'thread)
1474           (let (number-list)
1475             (while (not (eobp))
1476               (let* ((number (wl-summary-message-number))
1477                      (entity (wl-thread-get-entity number)))
1478                 (if (wl-thread-entity-get-opened entity)
1479                     (setq number-list (append number-list (list number)))
1480                   (setq number-list
1481                         (append number-list
1482                                 (wl-thread-get-children-msgs number))))
1483                 (forward-line 1)))
1484             (wl-summary-mark-as-unread number-list))
1485         (let (number-list)
1486           (while (not (eobp))
1487             (setq number-list
1488                   (append number-list (list (wl-summary-message-number))))
1489             (forward-line 1))
1490           (wl-summary-mark-as-unread number-list))))))
1491
1492 (defun wl-summary-mark-as-important-region (beg end)
1493   (interactive "r")
1494   (save-excursion
1495     (save-restriction
1496       (narrow-to-region beg end);(save-excursion (goto-char end)
1497                                         ;    (end-of-line) (point)))
1498       (goto-char (point-min))
1499       (if (eq wl-summary-buffer-view 'thread)
1500           (progn
1501             (while (not (eobp))
1502               (let* ((number (wl-summary-message-number))
1503                      (entity (wl-thread-get-entity number))
1504                      children)
1505                 (if (wl-thread-entity-get-opened entity)
1506                     ;; opened...mark line.
1507                     ;; Crossposts are not processed
1508                     (wl-summary-mark-as-important)
1509                   ;; closed
1510                   (wl-summary-mark-as-important) ; mark itself.
1511                   (setq children
1512                         (delq number (wl-thread-get-children-msgs number)))
1513                   (while children
1514                     (wl-summary-mark-as-important (car children))
1515                     (setq children (cdr children))))
1516                 (forward-line 1))))
1517         (while (not (eobp))
1518           (wl-summary-mark-as-important)
1519           (forward-line 1)))))
1520   (wl-summary-count-unread)
1521   (wl-summary-update-modeline))
1522
1523 (defun wl-summary-mark-as-read-all ()
1524   (interactive)
1525   (if (or (not (interactive-p))
1526           (y-or-n-p "Mark all messages as read? "))
1527       (let ((folder wl-summary-buffer-elmo-folder)
1528             (cur-buf (current-buffer)))
1529         (message "Setting all msgs as read...")
1530         (elmo-folder-mark-as-read folder
1531                                   (elmo-folder-list-unreads
1532                                    folder))
1533         (save-excursion
1534           (goto-char (point-min))
1535           (while (not (eobp))
1536             (wl-summary-update-persistent-mark)
1537             (forward-line 1)))
1538         (wl-folder-update-unread (wl-summary-buffer-folder-name) 0)
1539         (setq wl-summary-buffer-unread-count 0)
1540         (setq wl-summary-buffer-new-count    0)
1541         (wl-summary-update-modeline)
1542         (message "Setting all msgs as read...done"))))
1543
1544 (defun wl-summary-delete-cache ()
1545   "Delete cache of current message."
1546   (interactive)
1547   (save-excursion
1548     (let* ((folder wl-summary-buffer-elmo-folder)
1549            number)
1550       (setq number (wl-summary-message-number))
1551       (elmo-message-set-cached folder number nil)
1552       (when (wl-summary-update-persistent-mark)
1553         (elmo-file-cache-delete
1554          (elmo-file-cache-get-path
1555           (elmo-message-field wl-summary-buffer-elmo-folder
1556                               number
1557                               'message-id)))))))
1558
1559 (defun wl-summary-resume-cache-status ()
1560   "Resume the cache status of all messages in the current folder."
1561   (interactive)
1562   (let ((folder wl-summary-buffer-elmo-folder)
1563         number msgid)
1564     (message "Resuming cache status...")
1565     (save-excursion
1566       (goto-char (point-min))
1567       (while (not (eobp))
1568         (setq number (wl-summary-message-number))
1569         (setq msgid (elmo-message-field folder number 'message-id))
1570         (elmo-message-set-cached folder number
1571                                  (elmo-file-cache-exists-p msgid))
1572         (wl-summary-update-persistent-mark)
1573         (forward-line 1))
1574       (wl-summary-count-unread)
1575       (wl-summary-update-modeline)
1576       (message "Resuming cache status...done"))))
1577
1578 (defun wl-summary-delete-messages-on-buffer (msgs &optional deleting-info)
1579   (interactive)
1580   (save-excursion
1581     (let ((inhibit-read-only t)
1582           (buffer-read-only nil)
1583           (msgs2 msgs)
1584           (len (length msgs))
1585           (i 0)
1586           ;(deleting-info (or deleting-info "Deleting..."))
1587           update-list)
1588       (elmo-kill-buffer wl-summary-search-buf-name)
1589       (while msgs
1590         (if (eq wl-summary-buffer-view 'thread)
1591             (progn
1592               ;; don't use wl-append(nconc), because list is broken. ...why?
1593               (setq update-list
1594                     (append update-list
1595                             (wl-thread-delete-message (car msgs))))
1596               (setq update-list (delq (car msgs) update-list)))
1597           (goto-char (point-min))
1598           (if (wl-summary-jump-to-msg (car msgs))
1599               (progn
1600                 (delete-region (point-at-bol) (point-at-eol))
1601                 (delete-char 1) ; delete '\n'
1602                 (setq wl-summary-buffer-number-list
1603                       (delq (car msgs) wl-summary-buffer-number-list)))))
1604 ;       (when (> len elmo-display-progress-threshold)
1605 ;         (setq i (1+ i))
1606 ;         (if (or (zerop (% i 5)) (= i len))
1607 ;             (elmo-display-progress
1608 ;              'wl-summary-delete-messages-on-buffer deleting-info
1609 ;              (/ (* i 100) len))))
1610         (setq msgs (cdr msgs)))
1611       (when (eq wl-summary-buffer-view 'thread)
1612         (wl-thread-update-line-msgs (elmo-uniq-list update-list))
1613         (wl-thread-cleanup-symbols msgs2))
1614       ;;(message (concat deleting-info "done"))
1615       (wl-summary-count-unread)
1616       (wl-summary-update-modeline)
1617       (wl-folder-set-folder-updated
1618        (elmo-folder-name-internal wl-summary-buffer-elmo-folder)
1619        (list 0
1620              (+ wl-summary-buffer-unread-count wl-summary-buffer-new-count)
1621              (elmo-folder-length wl-summary-buffer-elmo-folder))))))
1622
1623 (defun wl-summary-update-status-marks ()
1624   "Synchronize status marks on current buffer to the msgdb."
1625   (interactive)
1626   (save-excursion
1627     (goto-char (point-min))
1628     (while (not (eobp))
1629       (wl-summary-update-persistent-mark)
1630       (forward-line 1))))
1631
1632 (defun wl-summary-insert-message (&rest args)
1633   (if (eq wl-summary-buffer-view 'thread)
1634       (apply 'wl-summary-insert-thread args)
1635     (apply 'wl-summary-insert-sequential args)))
1636
1637 (defun wl-summary-sort ()
1638   (interactive)
1639   (wl-summary-rescan
1640    (completing-read
1641     (format "Sort by (%s): " (symbol-name wl-summary-default-sort-spec))
1642     (mapcar (lambda (spec)
1643               (list (symbol-name spec)))
1644             wl-summary-sort-specs)
1645     nil t nil nil (symbol-name wl-summary-default-sort-spec))))
1646
1647 (defun wl-summary-sync-marks ()
1648   "Update persistent marks in summary."
1649   (interactive)
1650   (let ((last-progress 0)
1651         (folder wl-summary-buffer-elmo-folder)
1652         (i 0)
1653         answereds importants unreads diff diffs
1654         mes progress)
1655     ;; synchronize marks.
1656     (when (not (eq (elmo-folder-type-internal
1657                     wl-summary-buffer-elmo-folder)
1658                    'internal))
1659       (message "Updating marks...")
1660       (setq importants (elmo-uniq-list
1661                         (nconc
1662                          (elmo-folder-list-importants
1663                           wl-summary-buffer-elmo-folder)
1664                          (elmo-folder-list-messages-with-global-mark
1665                           wl-summary-buffer-elmo-folder
1666                           elmo-msgdb-important-mark)))
1667             unreads (elmo-folder-list-unreads
1668                      wl-summary-buffer-elmo-folder)
1669             answereds (elmo-folder-list-answereds
1670                        wl-summary-buffer-elmo-folder))
1671       (setq diff (elmo-list-diff importants
1672                                  (elmo-folder-list-flagged
1673                                   wl-summary-buffer-elmo-folder
1674                                   'important 'in-msgdb)))
1675       (setq diffs (cadr diff)) ; important-deletes
1676       (setq mes (format "Updated (-%d" (length diffs)))
1677       (while diffs
1678         (wl-summary-mark-as-important (car diffs)
1679                                       elmo-msgdb-important-mark
1680                                       'no-server)
1681         (setq diffs (cdr diffs)))
1682       (setq diffs (car diff)) ; important-appends
1683       (setq mes (concat mes (format "/+%d) important," (length diffs))))
1684       (while diffs
1685         (wl-summary-mark-as-important (car diffs) " " 'no-server)
1686         (setq diffs (cdr diffs)))
1687
1688       (setq diff (elmo-list-diff answereds
1689                                  (elmo-folder-list-flagged
1690                                   wl-summary-buffer-elmo-folder
1691                                   'answered 'in-msgdb)))
1692       (setq diffs (cadr diff))
1693       (setq mes (concat mes (format "(-%d" (length diffs))))
1694       (while diffs
1695         (wl-summary-mark-as-unanswered (car diffs) 'no-modeline)
1696         (setq diffs (cdr diffs)))
1697       (setq diffs (car diff)) ; unread-appends
1698       (setq mes (concat mes (format "/+%d) answered mark(s)," (length diffs))))
1699       (while diffs
1700         (wl-summary-mark-as-answered (car diffs) 'no-modeline)
1701         (setq diffs (cdr diffs)))
1702
1703       (setq diff (elmo-list-diff unreads
1704                                  (elmo-folder-list-flagged
1705                                   wl-summary-buffer-elmo-folder
1706                                   'unread 'in-msgdb)))
1707       (setq diffs (cadr diff))
1708       (setq mes (concat mes (format "(-%d" (length diffs))))
1709       (while diffs
1710         (wl-summary-mark-as-read (car diffs) 'no-folder 'no-modeline)
1711         (setq diffs (cdr diffs)))
1712       (setq diffs (car diff)) ; unread-appends
1713       (setq mes (concat mes (format "/+%d) unread mark(s)." (length diffs))))
1714       (while diffs
1715         (wl-summary-mark-as-unread (car diffs) 'no-folder 'no-modeline)
1716         (setq diffs (cdr diffs)))
1717       (if (interactive-p) (message "%s" mes)))))
1718
1719 (defun wl-summary-sync-update (&optional unset-cursor
1720                                          disable-killed
1721                                          sync-all
1722                                          no-check)
1723   "Update the summary view to the newest folder status."
1724   (interactive)
1725   (let* ((folder wl-summary-buffer-elmo-folder)
1726          (elmo-mime-charset wl-summary-buffer-mime-charset)
1727          (inhibit-read-only t)
1728          (buffer-read-only nil)
1729          gc-message
1730          overview
1731          curp num i diff
1732          append-list delete-list crossed
1733          update-thread update-top-list
1734          expunged mes entity)
1735     (unwind-protect
1736         (progn
1737           (unless wl-summary-buffer-elmo-folder
1738             (error "(Internal error) Folder is not set:%s" (buffer-name
1739                                                             (current-buffer))))
1740           ;; Flush pending append operations (disconnected operation).
1741           ;;(setq seen-list
1742           ;;(wl-summary-flush-pending-append-operations seen-list))
1743           (goto-char (point-max))
1744           (wl-folder-confirm-existence folder (elmo-folder-plugged-p folder))
1745           (setq crossed (elmo-folder-synchronize folder
1746                                                  disable-killed
1747                                                  sync-all
1748                                                  no-check))
1749           (if crossed
1750               (progn
1751                 ;; Setup sync-all
1752                 (if sync-all (wl-summary-sync-all-init))
1753                 (setq diff (elmo-list-diff (elmo-folder-list-messages
1754                                             folder
1755                                             (not disable-killed)
1756                                             'in-msgdb)
1757                                            wl-summary-buffer-number-list))
1758                 (setq append-list (car diff))
1759                 (setq delete-list (cadr diff))
1760
1761                 (when delete-list
1762                   (wl-summary-delete-messages-on-buffer delete-list))
1763                 (wl-summary-update-status-marks)
1764                 (setq num (length append-list))
1765                 (setq i 0)
1766                 (setq wl-summary-delayed-update nil)
1767                 (elmo-kill-buffer wl-summary-search-buf-name)
1768                 (dolist (number append-list)
1769                   (setq entity (elmo-message-entity folder number))
1770                   (when (setq update-thread
1771                               (wl-summary-insert-message
1772                                entity folder
1773                                (not sync-all)))
1774                     (wl-append update-top-list update-thread))
1775                   (if elmo-use-database
1776                       (elmo-database-msgid-put
1777                        (car entity) (elmo-folder-name-internal folder)
1778                        (elmo-msgdb-overview-entity-get-number entity)))
1779                   (when (> num elmo-display-progress-threshold)
1780                     (setq i (+ i 1))
1781                     (if (or (zerop (% i 5)) (= i num))
1782                         (elmo-display-progress
1783                          'wl-summary-sync-update
1784                          (if (eq wl-summary-buffer-view 'thread)
1785                              "Making thread..."
1786                            "Inserting message...")
1787                          (/ (* i 100) num)))))
1788                 (when wl-summary-delayed-update
1789                   (while wl-summary-delayed-update
1790                     (message "Parent (%d) of message %d is no entity"
1791                              (caar wl-summary-delayed-update)
1792                              (elmo-msgdb-overview-entity-get-number
1793                               (cdar wl-summary-delayed-update)))
1794                     (when (setq update-thread
1795                                 (wl-summary-insert-message
1796                                  (cdar wl-summary-delayed-update)
1797                                  wl-summary-buffer-elmo-folder
1798                                  (not sync-all) t))
1799                       (wl-append update-top-list update-thread))
1800                     (setq wl-summary-delayed-update
1801                           (cdr wl-summary-delayed-update))))
1802                 (when (and (eq wl-summary-buffer-view 'thread)
1803                            update-top-list)
1804                   (wl-thread-update-indent-string-thread
1805                    (elmo-uniq-list update-top-list)))
1806                 (message (if (eq wl-summary-buffer-view 'thread)
1807                              "Making thread...done"
1808                            "Inserting message...done"))
1809                 (when (or delete-list append-list)
1810                   (wl-summary-set-message-modified))
1811                 (when (and sync-all (eq wl-summary-buffer-view 'thread))
1812                   (elmo-kill-buffer wl-summary-search-buf-name)
1813                   (message "Inserting message...")
1814                   (wl-thread-insert-top)
1815                   (message "Inserting message...done"))
1816                 (if elmo-use-database
1817                     (elmo-database-close))
1818                 (run-hooks 'wl-summary-sync-updated-hook)
1819                 (setq mes
1820                       (if (and (eq (length delete-list) 0)
1821                                (eq num 0))
1822                           (format
1823                            "No updates for \"%s\"" (elmo-folder-name-internal
1824                                                     folder))
1825                         (format "Updated (-%d/+%d) message(s)"
1826                                 (length delete-list) num))))
1827             (setq mes "Quit updating.")))
1828       ;; synchronize marks.
1829       (if (and crossed wl-summary-auto-sync-marks)
1830           (wl-summary-sync-marks))
1831       ;; scoring
1832       (when wl-use-scoring
1833         (setq wl-summary-scored nil)
1834         (wl-summary-score-headers (and sync-all
1835                                        (wl-summary-rescore-msgs
1836                                         wl-summary-buffer-number-list))
1837                                   sync-all)
1838         (when (and wl-summary-scored
1839                    (setq expunged (wl-summary-score-update-all-lines)))
1840           (setq mes (concat mes
1841                             (format " (%d expunged)"
1842                                     (length expunged))))))
1843       (if (and crossed (> crossed 0))
1844           (setq mes
1845                 (if mes
1846                     (concat mes
1847                             (format " (%d crosspost)" crossed))
1848                   (format "%d crosspost message(s)" crossed)))
1849         (and mes (setq mes (concat mes "."))))
1850       ;; Update Folder mode
1851       (wl-folder-set-folder-updated
1852        (elmo-folder-name-internal folder)
1853        (list 0
1854              (let ((lst (wl-summary-count-unread)))
1855                (+ (car lst) (nth 1 lst)))
1856              (elmo-folder-length folder)))
1857       (wl-summary-update-modeline)
1858       ;;
1859       (unless unset-cursor
1860         (goto-char (point-min))
1861         (if (not (wl-summary-cursor-down t))
1862             (progn
1863               (goto-char (point-max))
1864               (forward-line -1))
1865           (if (and wl-summary-highlight
1866                    (not wl-summary-lazy-highlight)
1867                    (not (get-text-property (point) 'face)))
1868               (save-excursion
1869                 (forward-line (- 0
1870                                  (or
1871                                   wl-summary-partial-highlight-above-lines
1872                                   wl-summary-highlight-partial-threshold)))
1873                 (wl-highlight-summary (point) (point-max))))))
1874       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
1875       (wl-delete-all-overlays)
1876       (set-buffer-modified-p nil)
1877       (if mes (message "%s" mes)))))
1878
1879 (defun wl-summary-set-score-mark (mark)
1880   (save-excursion
1881     (beginning-of-line)
1882     (let ((cur-mark (wl-summary-temp-mark)))
1883       (when (member cur-mark (list " "
1884                                    wl-summary-score-below-mark
1885                                    wl-summary-score-over-mark))
1886         (wl-summary-put-temp-mark mark)
1887         (if wl-summary-highlight
1888             (wl-highlight-summary-current-line))
1889         (set-buffer-modified-p nil)))))
1890
1891 (defun wl-summary-get-score-mark (msg-num)
1892   (let ((score (cdr (assq msg-num wl-summary-scored))))
1893     (if score
1894         (cond ((< score wl-summary-default-score)
1895                "-")
1896               ((> score wl-summary-default-score)
1897                "+")))))
1898
1899 (defun wl-summary-update-modeline ()
1900   (setq wl-summary-buffer-mode-line
1901         (funcall wl-summary-buffer-mode-line-formatter)))
1902
1903 (defun wl-summary-jump-to-msg (&optional number)
1904   (interactive)
1905   (let ((num (or number
1906                  (string-to-int
1907                   (read-from-minibuffer "Jump to Message(No.): ")))))
1908     (setq num (int-to-string num))
1909     (beginning-of-line)
1910     (if (or (and (re-search-forward (concat "\r" num "[^0-9]") nil t)
1911                  (progn (backward-char 1) t))
1912             (re-search-backward (concat "\r" num "[^0-9]") nil t))
1913         (progn (beginning-of-line) t)
1914       nil)))
1915
1916 (defun wl-summary-highlight-msgs (msgs)
1917   (save-excursion
1918     (let ((len (length msgs))
1919           i)
1920       (message "Hilighting...")
1921       (setq i 0)
1922       (while msgs
1923         (if (wl-summary-jump-to-msg (car msgs))
1924             (wl-highlight-summary-current-line))
1925         (setq msgs (cdr msgs))
1926         (when (> len elmo-display-progress-threshold)
1927           (setq i (+ i 1))
1928           (if (or (zerop (% i 5)) (= i len))
1929               (elmo-display-progress
1930                'wl-summary-highlight-msgs "Highlighting..."
1931                (/ (* i 100) len)))))
1932       (message "Highlighting...done"))))
1933
1934 (defun wl-summary-message-number ()
1935   (save-excursion
1936     (beginning-of-line)
1937     (if (or (re-search-forward "\r\\(-?[0-9]+\\)" (point-at-eol) t)
1938             (re-search-forward "^ *\\(-?[0-9]+\\)" (point-at-eol) t))
1939         (string-to-int (wl-match-buffer 1))
1940       nil)))
1941
1942 (defun wl-summary-delete-all-msgs ()
1943   (interactive)
1944   (let ((cur-buf (current-buffer))
1945         (dels (elmo-folder-list-messages wl-summary-buffer-elmo-folder)))
1946     (set-buffer cur-buf)
1947     (if (null dels)
1948         (message "No message to delete.")
1949       (if (y-or-n-p (format "%s has %d message(s).  Delete all? "
1950                             (wl-summary-buffer-folder-name)
1951                             (length dels)))
1952           (progn
1953             (message "Deleting...")
1954             (elmo-folder-delete-messages wl-summary-buffer-elmo-folder dels)
1955             (elmo-folder-detach-messages wl-summary-buffer-elmo-folder dels)
1956             (wl-summary-set-message-modified)
1957             (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
1958                                           (list 0 0 0))
1959 ;;; for thread.
1960 ;;;         (setq wl-thread-top-entity '(nil t nil nil))
1961             (setq wl-summary-buffer-unread-count 0)
1962             (setq wl-summary-buffer-new-count    0)
1963             (wl-summary-update-modeline)
1964             (set-buffer cur-buf)
1965             (let ((inhibit-read-only t)
1966                   (buffer-read-only nil))
1967               (erase-buffer))
1968 ;;;         (if wl-summary-cache-use (wl-summary-save-view-cache))
1969             (message "Deleting...done")
1970             t)
1971         nil))))
1972
1973 (defun wl-summary-toggle-thread (&optional arg)
1974   "Toggle thread status (T)hread and (S)equential.
1975 If ARG, without confirm."
1976   (interactive "P")
1977   (when (or arg
1978             (y-or-n-p (format "Toggle threading? (y=%s): "
1979                               (if (eq wl-summary-buffer-view 'thread)
1980                                   "\"off\"" "\"on\""))))
1981     (if (eq wl-summary-buffer-view 'thread)
1982         (setq wl-summary-buffer-view 'sequence)
1983       (setq wl-summary-buffer-view 'thread))
1984     (wl-summary-update-modeline)
1985     (force-mode-line-update)
1986     (wl-summary-rescan)))
1987
1988 (defun wl-summary-load-file-object (filename)
1989   "Load lisp object from dir."
1990   (save-excursion
1991     (let ((tmp-buffer (get-buffer-create " *wl-summary-load-file-object*"))
1992           insert-file-contents-pre-hook   ; To avoid autoconv-xmas...
1993           insert-file-contents-post-hook
1994           ret-val)
1995       (if (not (file-readable-p filename))
1996           ()
1997         (set-buffer tmp-buffer)
1998         (as-binary-input-file (insert-file-contents filename))
1999         (setq ret-val
2000               (condition-case nil
2001                   (read (current-buffer))
2002                 (error (error "Reading failed")))))
2003       (kill-buffer tmp-buffer)
2004       ret-val)))
2005
2006 (defun wl-summary-goto-folder (&optional arg)
2007   (interactive "P")
2008   (wl-summary-goto-folder-subr nil nil nil nil t nil arg))
2009
2010 (defun wl-summary-goto-folder-sticky ()
2011   (interactive)
2012   (wl-summary-goto-folder-subr nil nil nil t t))
2013
2014 (defun wl-summary-goto-last-visited-folder ()
2015   (interactive)
2016   (let ((entity
2017          (wl-folder-search-entity-by-name wl-summary-last-visited-folder
2018                                           wl-folder-entity
2019                                           'folder)))
2020     (if entity (wl-folder-set-current-entity-id
2021                 (wl-folder-get-entity-id entity))))
2022   (wl-summary-goto-folder-subr wl-summary-last-visited-folder nil nil nil t))
2023
2024 (defun wl-summary-sticky-p (&optional folder)
2025   (if folder
2026       (get-buffer (wl-summary-sticky-buffer-name
2027                    (elmo-folder-name-internal folder)))
2028     (not (string= wl-summary-buffer-name (buffer-name)))))
2029
2030 (defun wl-summary-always-sticky-folder-p (folder)
2031   (or (eq t wl-summary-always-sticky-folder-list)
2032       (wl-string-match-member
2033        (elmo-folder-name-internal folder)
2034        wl-summary-always-sticky-folder-list)))
2035
2036 (defun wl-summary-stick (&optional force)
2037   "Make current summary buffer sticky."
2038   (interactive "P")
2039   (if (wl-summary-sticky-p)
2040       (message "Current summary buffer is already sticky.")
2041     (when (or force (y-or-n-p "Stick current summary buffer? "))
2042       (wl-summary-toggle-disp-msg 'off)
2043       (wl-summary-switch-to-clone-buffer
2044        (wl-summary-sticky-buffer-name
2045         (wl-summary-buffer-folder-name)))
2046 ;;; ???hang up
2047 ;;;   (rename-buffer (wl-summary-sticky-buffer-name
2048 ;;;                   (wl-summary-buffer-folder-name))))
2049       (message "Folder `%s' is now sticky." (wl-summary-buffer-folder-name)))))
2050
2051 (defun wl-summary-switch-to-clone-buffer (buffer-name)
2052   (let ((cur-buf (current-buffer))
2053         (msg (wl-summary-message-number))
2054         (buf (get-buffer-create buffer-name))
2055         (folder wl-summary-buffer-elmo-folder)
2056         (copy-variables
2057          (append '(wl-summary-buffer-view
2058                    wl-summary-buffer-temp-mark-list
2059                    wl-summary-buffer-target-mark-list
2060                    wl-summary-buffer-elmo-folder
2061                    wl-summary-buffer-number-column
2062                    wl-summary-buffer-temp-mark-column
2063                    wl-summary-buffer-persistent-mark-column
2064                    wl-summary-buffer-message-modified
2065                    wl-summary-buffer-thread-modified
2066                    wl-summary-buffer-number-list
2067                    wl-summary-buffer-msgdb
2068                    wl-summary-buffer-folder-name
2069                    wl-summary-buffer-line-formatter)
2070                  (and (eq wl-summary-buffer-view 'thread)
2071                       '(wl-thread-entity-hashtb
2072                         wl-thread-entities
2073                         wl-thread-entity-list))
2074                  (and wl-use-scoring
2075                       '(wl-summary-scored
2076                         wl-summary-default-score
2077                         wl-summary-important-above
2078                         wl-summary-target-above
2079                         wl-summary-mark-below
2080                         wl-summary-expunge-below))
2081                  (and (featurep 'wl-score)
2082                       '(wl-current-score-file
2083                         wl-score-alist)))))
2084     (set-buffer buf)
2085     (wl-summary-mode)
2086     (wl-summary-buffer-set-folder folder)
2087     (let ((buffer-read-only nil))
2088       (insert-buffer cur-buf))
2089     (set-buffer-modified-p nil)
2090     (while copy-variables
2091       (set (car copy-variables)
2092            (save-excursion
2093              (set-buffer cur-buf)
2094              (symbol-value (car copy-variables))))
2095       (setq copy-variables (cdr copy-variables)))
2096     (switch-to-buffer buf)
2097     (kill-buffer cur-buf)
2098     (wl-summary-count-unread)
2099     (wl-summary-update-modeline)
2100     (if msg
2101         (if (eq wl-summary-buffer-view 'thread)
2102             (wl-thread-jump-to-msg msg)
2103           (wl-summary-jump-to-msg msg))
2104       (goto-char (point-max))
2105       (beginning-of-line))))
2106
2107 (defun wl-summary-get-buffer (folder)
2108   (or (and folder
2109            (get-buffer (wl-summary-sticky-buffer-name folder)))
2110       (get-buffer wl-summary-buffer-name)))
2111
2112 (defun wl-summary-get-buffer-create (name &optional force-sticky)
2113   (if force-sticky
2114       (get-buffer-create
2115        (wl-summary-sticky-buffer-name name))
2116     (or (get-buffer (wl-summary-sticky-buffer-name name))
2117         (get-buffer-create wl-summary-buffer-name))))
2118
2119 (defun wl-summary-make-number-list ()
2120   (save-excursion
2121     (goto-char (point-min))
2122     (setq wl-summary-buffer-number-list nil)
2123     (while (not (eobp))
2124       (setq wl-summary-buffer-number-list
2125             (cons (wl-summary-message-number)
2126                   wl-summary-buffer-number-list))
2127       (forward-line 1))
2128     (setq wl-summary-buffer-number-list
2129           (nreverse wl-summary-buffer-number-list))))
2130
2131 (defun wl-summary-auto-select-msg-p (unread-msg)
2132   (and unread-msg
2133        (not (string=
2134              (elmo-message-mark
2135               wl-summary-buffer-elmo-folder
2136               unread-msg)
2137              elmo-msgdb-important-mark))))
2138
2139 (defsubst wl-summary-open-folder (folder)
2140   ;; Select folder
2141   (let ((elmo-mime-charset wl-summary-buffer-mime-charset))
2142     (unwind-protect
2143         (elmo-folder-open folder 'load-msgdb)
2144       ;; For compatibility
2145       (setq wl-summary-buffer-msgdb (elmo-folder-msgdb folder))
2146       (setq wl-summary-buffer-folder-name (elmo-folder-name-internal
2147                                            folder)))))
2148
2149 (defun wl-summary-goto-folder-subr (&optional name scan-type other-window
2150                                               sticky interactive scoring
2151                                               force-exit)
2152   "Display target folder on summary."
2153   (interactive)
2154   (let* ((keep-cursor (memq this-command
2155                             wl-summary-keep-cursor-command))
2156          (name (or name (wl-summary-read-folder wl-default-folder)))
2157          (cur-fld wl-summary-buffer-elmo-folder)
2158          folder buf mes hilit reuse-buf
2159          retval entity)
2160     (if (string= name "")
2161         (setq name wl-default-folder))
2162     (setq folder (wl-folder-get-elmo-folder name))
2163     (when (and (not (string=
2164                      (and cur-fld (elmo-folder-name-internal cur-fld))
2165                      (elmo-folder-name-internal folder))) ; folder is moved.
2166                (eq major-mode 'wl-summary-mode)) ; called in summary.
2167       (setq wl-summary-last-visited-folder (wl-summary-buffer-folder-name))
2168       (run-hooks 'wl-summary-exit-pre-hook)
2169       (if (or force-exit (not (wl-summary-sticky-p)))
2170           (wl-summary-cleanup-temp-marks (wl-summary-sticky-p)))
2171       (wl-summary-save-view)
2172       (elmo-folder-commit wl-summary-buffer-elmo-folder)
2173       (if (and (wl-summary-sticky-p) force-exit)
2174           (kill-buffer (current-buffer))))
2175     (setq buf (wl-summary-get-buffer-create (elmo-folder-name-internal folder)
2176                                             sticky))
2177     (setq reuse-buf
2178           (save-excursion
2179             (set-buffer buf)
2180             (string= (elmo-folder-name-internal folder)
2181                      (wl-summary-buffer-folder-name))))
2182     (unwind-protect
2183         (if reuse-buf
2184             (if interactive
2185                 (switch-to-buffer buf)
2186               (set-buffer buf))
2187           (if other-window
2188               (delete-other-windows))
2189           (set-buffer buf)
2190           (unless (eq major-mode 'wl-summary-mode)
2191             (wl-summary-mode))
2192           (wl-summary-buffer-set-folder folder)
2193           (setq wl-summary-buffer-disp-msg nil)
2194           (setq wl-summary-buffer-last-displayed-msg nil)
2195           (setq wl-summary-buffer-current-msg nil)
2196           (let ((inhibit-read-only t)
2197                 (buffer-read-only nil))
2198             (erase-buffer)
2199             ;; Resume summary view
2200             (if wl-summary-cache-use
2201                 (let* ((dir (elmo-folder-msgdb-path folder))
2202                        (cache (expand-file-name wl-summary-cache-file dir))
2203                        (view (expand-file-name wl-summary-view-file dir)))
2204                   (when (file-exists-p cache)
2205                     (insert-file-contents-as-binary cache)
2206                     (elmo-set-buffer-multibyte
2207                      default-enable-multibyte-characters)
2208                     (decode-mime-charset-region
2209                      (point-min)(point-max)
2210                      wl-summary-buffer-mime-charset 'LF))
2211                   (if (file-exists-p view)
2212                       (setq wl-summary-buffer-view
2213                             (wl-summary-load-file-object view))
2214                     (setq wl-summary-buffer-view
2215                           (or (wl-get-assoc-list-value
2216                                wl-summary-default-view-alist
2217                                (elmo-folder-name-internal folder))
2218                               wl-summary-default-view)))
2219                   (wl-thread-resume-entity folder)
2220                   (wl-summary-open-folder folder))
2221               (setq wl-summary-buffer-view
2222                     (wl-summary-load-file-object
2223                      (expand-file-name wl-summary-view-file
2224                                        (elmo-folder-msgdb-path folder))))
2225               (wl-summary-open-folder folder)
2226               (wl-summary-rescan))
2227             (wl-summary-count-unread)
2228             (wl-summary-update-modeline)))
2229       (unless (eq wl-summary-buffer-view 'thread)
2230         (wl-summary-make-number-list))
2231       (when (and wl-summary-cache-use
2232                  (or (and wl-summary-check-line-format
2233                           (wl-summary-line-format-changed-p))
2234                      (wl-summary-view-old-p)))
2235         (wl-summary-rescan))
2236       (wl-summary-toggle-disp-msg (if wl-summary-buffer-disp-msg 'on 'off))
2237       (unless (and reuse-buf keep-cursor)
2238         (unwind-protect
2239             (let ((wl-use-scoring
2240                    (if (or scoring interactive) wl-use-scoring)))
2241               (if (and (not scan-type)
2242                        interactive
2243                        (not wl-ask-range))
2244                   (setq scan-type (wl-summary-get-sync-range folder)))
2245               (cond
2246                ((eq scan-type nil)
2247                 (wl-summary-sync 'unset-cursor))
2248                ((eq scan-type 'all)
2249                 (wl-summary-sync 'unset-cursor "all"))
2250                ((eq scan-type 'no-sync))
2251                ((eq scan-type 'rescan)
2252                 (wl-summary-rescan))
2253                ((or (eq scan-type 'force-update)
2254                     (eq scan-type 'update))
2255                 (setq mes (wl-summary-sync-force-update
2256                            'unset-cursor 'no-check)))))
2257           (if interactive
2258               (switch-to-buffer buf)
2259             (set-buffer buf))
2260           ;; stick always-sticky-folder
2261           (when (wl-summary-always-sticky-folder-p folder)
2262             (or (wl-summary-sticky-p) (wl-summary-stick t)))
2263           (run-hooks 'wl-summary-prepared-pre-hook)
2264           (set-buffer-modified-p nil)
2265           (goto-char (point-min))
2266           (if (wl-summary-cursor-down t)
2267               (let ((unreadp (wl-summary-next-message
2268                               (wl-summary-message-number)
2269                               'down t)))
2270                 (cond ((and wl-auto-select-first
2271                             (wl-summary-auto-select-msg-p unreadp))
2272                        ;; wl-auto-select-first is non-nil and
2273                        ;; unreadp is non-nil but not important
2274                        (setq retval 'disp-msg))
2275                       ((and wl-auto-prefetch-first
2276                             (wl-summary-auto-select-msg-p unreadp))
2277                        ;; wl-auto-select-first is non-nil and
2278                        ;; unreadp is non-nil but not important
2279                        (setq retval 'prefetch-msg))
2280                       ((not (wl-summary-auto-select-msg-p unreadp))
2281                        ;; unreadp is nil or important
2282                        (setq retval 'more-next))))
2283             (goto-char (point-max))
2284             (if (elmo-folder-plugged-p folder)
2285                 (forward-line -1)
2286               (wl-summary-prev))
2287             (setq retval 'more-next))
2288           (if (and wl-summary-highlight
2289                    (not wl-summary-lazy-highlight)
2290                    (not reuse-buf))
2291               (if (and wl-summary-highlight-partial-threshold
2292                        (> (count-lines (point-min) (point-max))
2293                           wl-summary-highlight-partial-threshold))
2294                   (save-excursion
2295                     (forward-line (-
2296                                    0
2297                                    (or
2298                                     wl-summary-partial-highlight-above-lines
2299                                     wl-summary-highlight-partial-threshold)))
2300                     (wl-highlight-summary (point) (point-max)))
2301                 (wl-highlight-summary (point-min) (point-max))))
2302           (if (eq retval 'disp-msg)
2303               (wl-summary-redisplay))
2304           (if (eq retval 'prefetch-msg)
2305               (wl-message-buffer-prefetch
2306                folder
2307                (wl-summary-message-number)
2308                wl-message-buffer-prefetch-depth
2309                (current-buffer)
2310                wl-summary-buffer-mime-charset))
2311           (if mes (message "%s" mes))
2312           (if (and interactive wl-summary-recenter)
2313               (recenter (/ (- (window-height) 2) 2))))))
2314     ;; set current entity-id
2315     (when (and folder
2316                (setq entity
2317                      (wl-folder-search-entity-by-name
2318                       (elmo-folder-name-internal folder)
2319                       wl-folder-entity
2320                       'folder)))
2321       ;; entity-id is unknown.
2322       (wl-folder-set-current-entity-id
2323        (wl-folder-get-entity-id entity)))
2324     (when (and wl-summary-lazy-highlight
2325                wl-on-xemacs)
2326       (sit-for 0))
2327     (unwind-protect
2328         (run-hooks 'wl-summary-prepared-hook)
2329       (set-buffer-modified-p nil))
2330     retval))
2331
2332 (defun wl-summary-goto-previous-message-beginning ()
2333   (end-of-line)
2334   (re-search-backward "\r\\(-?[0-9]+\\)" nil t)
2335   (beginning-of-line))
2336
2337 (defun wl-summary-goto-top-of-current-thread ()
2338   (wl-summary-jump-to-msg
2339    (wl-thread-entity-get-number
2340     (wl-thread-entity-get-top-entity (wl-thread-get-entity
2341                                       (wl-summary-message-number))))))
2342
2343 (defun wl-summary-goto-bottom-of-sub-thread (&optional depth)
2344   (interactive)
2345   (let ((depth (or depth
2346                    (wl-thread-get-depth-of-current-line))))
2347     (forward-line 1)
2348     (while (and (not (eobp))
2349                 (>= (wl-thread-get-depth-of-current-line)
2350                     depth))
2351       (forward-line 1))
2352     (beginning-of-line)))
2353
2354 (defun wl-summary-insert-line (line)
2355   "Insert LINE in the Summary."
2356   (if wl-use-highlight-mouse-line
2357       ;; remove 'mouse-face of current line.
2358       (put-text-property
2359        (save-excursion (beginning-of-line)(point))
2360        (save-excursion (end-of-line)(point))
2361        'mouse-face nil))
2362   (insert line "\n")
2363   (if wl-use-highlight-mouse-line
2364       ;; remove 'mouse-face of current line.
2365       (put-text-property
2366        (save-excursion (beginning-of-line)(point))
2367        (save-excursion (end-of-line)(point))
2368        'mouse-face nil))
2369   (ignore-errors
2370     (run-hooks 'wl-summary-line-inserted-hook)))
2371
2372 (defun wl-summary-insert-sequential (entity folder &rest args)
2373   (let ((inhibit-read-only t)
2374         buffer-read-only)
2375     (goto-char (point-max))
2376     (wl-summary-insert-line
2377      (wl-summary-create-line entity nil nil
2378                              (elmo-message-mark
2379                               folder
2380                               (elmo-message-entity-number
2381                                entity))))
2382     (setq wl-summary-buffer-number-list
2383           (wl-append wl-summary-buffer-number-list
2384                      (list (elmo-message-entity-number entity))))
2385     nil))
2386
2387 (defun wl-summary-default-subject-filter (subject)
2388   (setq subject (elmo-replace-in-string subject "[ \t]*\\(re\\|was\\)[:>]" ""))
2389   (setq subject (elmo-replace-in-string subject "[ \t]" ""))
2390   (elmo-replace-in-string subject "^\\[.*\\]" ""))
2391
2392 (defun wl-summary-subject-equal (subject1 subject2)
2393   (string= (funcall wl-summary-subject-filter-function subject1)
2394            (funcall wl-summary-subject-filter-function subject2)))
2395
2396 (defmacro wl-summary-put-alike (alike)
2397   (` (elmo-set-hash-val (format "#%d" (wl-count-lines))
2398                         (, alike)
2399                         wl-summary-alike-hashtb)))
2400
2401 (defmacro wl-summary-get-alike ()
2402   (` (elmo-get-hash-val (format "#%d" (wl-count-lines))
2403                         wl-summary-alike-hashtb)))
2404
2405 (defun wl-summary-insert-headers (folder func mime-decode)
2406   (let ((numbers (elmo-folder-list-messages folder nil t))
2407         ov this last alike)
2408     (buffer-disable-undo (current-buffer))
2409     (make-local-variable 'wl-summary-alike-hashtb)
2410     (setq wl-summary-alike-hashtb (elmo-make-hash (* (length numbers) 2)))
2411     (when mime-decode
2412       (elmo-set-buffer-multibyte default-enable-multibyte-characters))
2413     (while (setq ov (elmo-message-entity folder (pop numbers)))
2414       (setq this (funcall func ov))
2415       (and this (setq this (std11-unfold-string this)))
2416       (if (equal last this)
2417           (setq alike (cons ov alike))
2418         (when last
2419           (wl-summary-put-alike alike)
2420           (insert last ?\n))
2421         (setq alike (list ov)
2422               last this)))
2423     (when last
2424       (wl-summary-put-alike alike)
2425       (insert last ?\n))
2426     (when mime-decode
2427       (decode-mime-charset-region (point-min) (point-max)
2428                                   elmo-mime-charset)
2429       (when (eq mime-decode 'mime)
2430         (eword-decode-region (point-min) (point-max))))
2431     (run-hooks 'wl-summary-insert-headers-hook)))
2432
2433 (defun wl-summary-search-by-subject (entity folder)
2434   (let ((summary-buf (current-buffer))
2435         (buf (get-buffer-create wl-summary-search-buf-name))
2436         (folder-name (wl-summary-buffer-folder-name))
2437         match founds cur result)
2438     (with-current-buffer buf
2439       (let ((case-fold-search t))
2440         (when (or (not (string= wl-summary-search-buf-folder-name folder-name))
2441                   (zerop (buffer-size)))
2442           (setq wl-summary-search-buf-folder-name folder-name)
2443           (message "Creating subject cache...")
2444           (wl-summary-insert-headers
2445            folder
2446            (function
2447             (lambda (x)
2448               (funcall wl-summary-subject-filter-function
2449                        (elmo-message-entity-field x 'subject))))
2450            t)
2451           (message "Creating subject cache...done"))
2452         (setq match (funcall wl-summary-subject-filter-function
2453                              (elmo-message-entity-field entity 'subject
2454                                                         'decode)))
2455         (if (string= match "")
2456             (setq match "\n"))
2457         (goto-char (point-max))
2458         (while (and (null result)
2459                     (not (= (point) (point-min)))
2460                     (search-backward match nil t))
2461           ;; check exactly match
2462           (when (and (bolp) (= (point-at-eol)(match-end 0)))
2463             (setq founds (wl-summary-get-alike))
2464             (with-current-buffer summary-buf
2465               (while founds
2466                 (when (and
2467                        ;; the first element of found-entity list exists on
2468                        ;; thread tree.
2469                        (wl-thread-get-entity
2470                         (elmo-message-entity-number (car founds)))
2471                        ;; message id is not same as myself.
2472                        (not (string=
2473                              (elmo-message-entity-field entity 'message-id)
2474                              (elmo-message-entity-field (car founds)
2475                                                         'message-id)))
2476                        ;; not a descendant.
2477                        (not (wl-thread-descendant-p
2478                              (elmo-message-entity-number entity)
2479                              (elmo-message-entity-number (car founds)))))
2480                   (setq result (car founds)
2481                         founds nil))
2482                 (setq founds (cdr founds))))))
2483         result))))
2484
2485 (defun wl-summary-insert-thread (entity folder update
2486                                         &optional force-insert)
2487   (let ((depth 0)
2488         this-id parent-entity parent-number relatives anumber
2489         cur number cur-entity linked retval delayed-entity
2490         update-list entity-stack)
2491     (while entity
2492       (setq this-id (elmo-message-entity-field entity 'message-id)
2493             parent-entity
2494             (elmo-message-entity-parent folder entity)
2495             parent-number (elmo-message-entity-number parent-entity))
2496       (setq number (elmo-message-entity-number entity))
2497       (setq cur entity)
2498       ;; If thread loop detected, set parent as nil.
2499       (while cur
2500         (setq anumber
2501               (elmo-message-entity-number
2502                (setq cur (elmo-message-entity-parent folder cur))))
2503         (if (memq anumber relatives)
2504             (setq parent-number nil
2505                   cur nil))
2506         (setq relatives (cons
2507                          (elmo-message-entity-number cur)
2508                          relatives)))
2509       (if (and parent-number
2510                (not (wl-thread-get-entity parent-number))
2511                (not force-insert))
2512           ;; parent exists in overview, but not in wl-thread-entities
2513           (progn
2514             (wl-append wl-summary-delayed-update
2515                        (list (cons parent-number entity)))
2516             (setq entity nil)) ;; exit loop
2517         ;; Search parent by subject.
2518         (when (and (null parent-number)
2519                    wl-summary-search-parent-by-subject-regexp
2520                    (string-match
2521                     wl-summary-search-parent-by-subject-regexp
2522                     (elmo-msgdb-overview-entity-get-subject entity)))
2523           (let ((found (wl-summary-search-by-subject entity folder)))
2524             (when (and found
2525                        (not (member found wl-summary-delayed-update)))
2526               (setq parent-entity found)
2527               (setq parent-number
2528                     (elmo-message-entity-number parent-entity))
2529               (setq linked t))))
2530         ;; If subject is change, divide thread.
2531         (if (and parent-number
2532                  wl-summary-divide-thread-when-subject-changed
2533                  (not (wl-summary-subject-equal
2534                        (or (elmo-message-entity-field entity
2535                                                       'subject t) "")
2536                        (or (elmo-message-entity-field parent-entity
2537                                                       'subject t) ""))))
2538             (setq parent-number nil))
2539         (setq retval
2540               (wl-thread-insert-message entity
2541                                         number parent-number update linked))
2542         (and retval
2543              (wl-append update-list (list retval)))
2544         (setq entity nil) ; exit loop
2545         (while (setq delayed-entity (assq number wl-summary-delayed-update))
2546           (setq wl-summary-delayed-update
2547                 (delq delayed-entity wl-summary-delayed-update))
2548           ;; update delayed message
2549           (wl-append entity-stack (list (cdr delayed-entity)))))
2550       (if (and (not entity)
2551                entity-stack)
2552           (setq entity (pop entity-stack))))
2553     update-list))
2554
2555 (defun wl-summary-update-thread (entity
2556                                  thr-entity
2557                                  parent-entity)
2558   (let* ((this-id (elmo-msgdb-overview-entity-get-id entity))
2559          (overview-entity entity)
2560          (parent-id (elmo-msgdb-overview-entity-get-id parent-entity))
2561          (number (elmo-msgdb-overview-entity-get-number entity))
2562          (parent-number (elmo-msgdb-overview-entity-get-number parent-entity))
2563          insert-line)
2564     (cond
2565      ((or (not parent-id)
2566           (string= this-id parent-id))
2567       (goto-char (point-max))
2568       (beginning-of-line)
2569       (setq insert-line t))
2570      ;; parent already exists in buffer.
2571      ((wl-summary-jump-to-msg parent-number)
2572       (wl-thread-goto-bottom-of-sub-thread)
2573       (setq insert-line t)))
2574     (when insert-line
2575       (let (buffer-read-only)
2576         (wl-summary-insert-line
2577          (wl-summary-create-line
2578           entity
2579           parent-entity
2580           nil
2581           (elmo-message-mark wl-summary-buffer-elmo-folder number)
2582           (wl-thread-maybe-get-children-num number)
2583           (wl-thread-make-indent-string thr-entity)
2584           (wl-thread-entity-get-linked thr-entity)))))))
2585
2586 (defun wl-summary-target-mark-msgs (msgs)
2587   "Return the number of marked messages."
2588   (let ((i 0))
2589     (dolist (number msgs)
2590       (when (wl-summary-target-mark number)
2591         (setq i (1+ i))))
2592     i))
2593
2594 (defun wl-summary-pick (&optional from-list delete-marks)
2595   (interactive)
2596   (save-excursion
2597     (let* ((condition (car (elmo-parse-search-condition
2598                             (elmo-read-search-condition
2599                              wl-summary-pick-field-default))))
2600            (result (elmo-folder-search wl-summary-buffer-elmo-folder
2601                                        condition
2602                                        from-list))
2603            num)
2604       (if delete-marks
2605           (let ((mlist wl-summary-buffer-target-mark-list))
2606             (while mlist
2607               (when (wl-summary-jump-to-msg (car mlist))
2608                 (wl-summary-unmark))
2609               (setq mlist (cdr mlist)))
2610             (setq wl-summary-buffer-target-mark-list nil)))
2611       (if (and result
2612                (setq num (wl-summary-target-mark-msgs result))
2613                (> num 0))
2614           (if (= num (length result))
2615               (message "%d message(s) are picked." num)
2616             (message "%d(%d) message(s) are picked." num
2617                      (- (length result) num)))
2618         (message "No message was picked.")))))
2619
2620 (defun wl-summary-unvirtual ()
2621   "Exit from current virtual folder."
2622   (interactive)
2623   (if (eq 'filter
2624           (elmo-folder-type-internal wl-summary-buffer-elmo-folder))
2625       (wl-summary-goto-folder-subr
2626        (elmo-folder-name-internal
2627         (elmo-filter-folder-target-internal
2628          wl-summary-buffer-elmo-folder))
2629        'update nil nil t)
2630     (error "This folder is not filtered")))
2631
2632 (defun wl-summary-virtual (&optional arg)
2633   "Goto virtual folder.
2634 If ARG, exit virtual folder."
2635   (interactive "P")
2636   (if arg
2637       (wl-summary-unvirtual)
2638     (wl-summary-goto-folder-subr (concat "/"
2639                                          (elmo-read-search-condition
2640                                           wl-summary-pick-field-default)
2641                                          "/"
2642                                          (wl-summary-buffer-folder-name))
2643                                  'update nil nil t)
2644     (run-hooks 'wl-summary-virtual-hook)))
2645
2646 (defun wl-summary-delete-all-temp-marks (&optional no-msg force)
2647   "Erase all temp marks from buffer."
2648   (interactive)
2649   (when (or wl-summary-buffer-target-mark-list
2650             wl-summary-buffer-temp-mark-list
2651             wl-summary-scored)
2652     (save-excursion
2653       (goto-char (point-min))
2654       (unless no-msg
2655         (message "Unmarking..."))
2656       (while (not (eobp))
2657         (wl-summary-unset-mark nil nil force)
2658         (forward-line 1))
2659       (unless no-msg
2660         (message "Unmarking...done"))
2661       (setq wl-summary-buffer-target-mark-list nil)
2662       (setq wl-summary-buffer-temp-mark-list nil))))
2663
2664 (defsubst wl-summary-temp-mark ()
2665   "Return temp-mark string of current line."
2666   (let ((number (wl-summary-message-number))
2667         info)
2668     (or (and (wl-summary-have-target-mark-p number)
2669              "*")
2670         (and (setq info (wl-summary-registered-temp-mark number))
2671              (nth 1 info))
2672         (wl-summary-get-score-mark number)
2673         " ")))
2674
2675 (defsubst wl-summary-persistent-mark ()
2676   "Return persistent-mark string of current line."
2677   (or (ignore-errors
2678         (elmo-message-mark wl-summary-buffer-elmo-folder
2679                            (wl-summary-message-number)))
2680       " "))
2681
2682 (defun wl-summary-put-temp-mark (mark)
2683   "Put temp MARK on current line."
2684   (when wl-summary-buffer-temp-mark-column
2685     (save-excursion
2686       (beginning-of-line)
2687       (let ((inhibit-read-only t)
2688             (buffer-read-only nil))
2689         (move-to-column wl-summary-buffer-temp-mark-column)
2690         (delete-backward-char 1)
2691         (insert mark)))))
2692
2693 (defun wl-summary-next-buffer ()
2694   "Switch to next summary buffer."
2695   (interactive)
2696   (let ((buffers (sort (wl-collect-summary)
2697                        (lambda (buffer1 buffer2)
2698                          (string-lessp (buffer-name buffer1)
2699                                        (buffer-name buffer2))))))
2700     (switch-to-buffer
2701      (or (cadr (memq (current-buffer) buffers))
2702          (car buffers)))))
2703
2704 (defun wl-summary-previous-buffer ()
2705   "Switch to previous summary buffer."
2706   (interactive)
2707   (let ((buffers (sort (wl-collect-summary)
2708                        (lambda (buffer1 buffer2)
2709                          (not (string-lessp (buffer-name buffer1)
2710                                             (buffer-name buffer2)))))))
2711     (switch-to-buffer
2712      (or (cadr (memq (current-buffer) buffers))
2713          (car buffers)))))
2714
2715 (defun wl-summary-target-mark-mark-as-read ()
2716   (interactive)
2717   (save-excursion
2718     (goto-char (point-min))
2719     (let ((inhibit-read-only t)
2720           (buffer-read-only nil)
2721           wl-summary-buffer-disp-msg
2722           (mlist wl-summary-buffer-temp-mark-list))
2723       (dolist (number mlist)
2724         (wl-summary-unset-mark number))
2725       (wl-summary-mark-as-read mlist))))
2726
2727 (defun wl-summary-target-mark-mark-as-unread ()
2728   (interactive)
2729   (save-excursion
2730     (goto-char (point-min))
2731     (let ((inhibit-read-only t)
2732           (buffer-read-only nil)
2733           wl-summary-buffer-disp-msg
2734           (mlist wl-summary-buffer-target-mark-list))
2735       (dolist (number mlist)
2736         (wl-summary-unset-mark number))
2737       (wl-summary-mark-as-unread mlist))))
2738
2739 (defun wl-summary-target-mark-mark-as-important ()
2740   (interactive)
2741   (save-excursion
2742     (goto-char (point-min))
2743     (let ((inhibit-read-only t)
2744           (buffer-read-only nil)
2745           wl-summary-buffer-disp-msg
2746           (mlist wl-summary-buffer-target-mark-list))
2747       (dolist (number mlist)
2748         (wl-summary-unset-mark number)
2749         (wl-summary-mark-as-important number))
2750       (wl-summary-count-unread)
2751       (wl-summary-update-modeline))))
2752
2753 (defun wl-summary-target-mark-save ()
2754   (interactive)
2755   (let ((wl-save-dir
2756          (wl-read-directory-name "Save to directory: "
2757                                  wl-temporary-file-directory))
2758         number)
2759     (if (null (file-exists-p wl-save-dir))
2760         (make-directory wl-save-dir))
2761     (while (setq number (car wl-summary-buffer-target-mark-list))
2762       (wl-thread-jump-to-msg number)
2763       (wl-summary-save t wl-save-dir)
2764       (wl-summary-unmark))))
2765
2766 (defun wl-summary-target-mark-pick ()
2767   (interactive)
2768   (wl-summary-pick wl-summary-buffer-target-mark-list 'delete))
2769
2770 (defun wl-summary-update-persistent-mark ()
2771   "Synch up persistent mark of current line with msgdb's.
2772 Return non-nil if the mark is updated"
2773   (if wl-summary-buffer-persistent-mark-column
2774       (save-excursion
2775         (move-to-column wl-summary-buffer-persistent-mark-column)
2776         (let ((inhibit-read-only t)
2777               (buffer-read-only nil)
2778               (mark (buffer-substring (- (point) 1) (point)))
2779               (new-mark (wl-summary-persistent-mark)))
2780           (unless (string= new-mark mark)
2781             (delete-backward-char 1)
2782             (insert new-mark)
2783             (when wl-summary-highlight
2784               (wl-highlight-summary-current-line))
2785             (set-buffer-modified-p nil)
2786             t)))
2787     (when wl-summary-highlight
2788       (wl-highlight-summary-current-line))
2789     (set-buffer-modified-p nil)))
2790
2791 (defsubst wl-summary-mark-as-read-internal (inverse
2792                                             number-or-numbers
2793                                             no-folder-mark
2794                                             no-modeline-update)
2795   (save-excursion
2796     (let ((folder wl-summary-buffer-elmo-folder)
2797           unread-message number
2798           number-list visible)
2799       (setq number-list (cond ((numberp number-or-numbers)
2800                                (setq unread-message
2801                                      (member (elmo-message-mark
2802                                               folder
2803                                               number-or-numbers)
2804                                              (elmo-msgdb-unread-marks)))
2805                                (list number-or-numbers))
2806                               ((and (not (null number-or-numbers))
2807                                     (listp number-or-numbers))
2808                                number-or-numbers)
2809                               ((setq number (wl-summary-message-number))
2810                                ;; interactive
2811                                (setq unread-message
2812                                      (member (elmo-message-mark folder number)
2813                                              (elmo-msgdb-unread-marks)))
2814                                (list number))))
2815       (if (null number-list)
2816           (message "No message.")
2817         (if inverse
2818             (elmo-folder-unmark-read folder number-list no-folder-mark)
2819           (elmo-folder-mark-as-read folder number-list no-folder-mark))
2820         (dolist (number number-list)
2821           (setq visible (wl-summary-jump-to-msg number))
2822           (unless inverse
2823             (when unread-message
2824               (run-hooks 'wl-summary-unread-message-hook)))
2825           ;; set mark on buffer
2826           (when visible
2827             (wl-summary-update-persistent-mark)))
2828         (unless no-modeline-update
2829           ;; Update unread numbers.
2830           ;; should elmo-folder-mark-as-read return unread numbers?
2831           (wl-summary-count-unread)
2832           (wl-summary-update-modeline)
2833           (wl-folder-update-unread
2834            (wl-summary-buffer-folder-name)
2835            (+ wl-summary-buffer-unread-count
2836               wl-summary-buffer-new-count)))))))
2837
2838 (defun wl-summary-mark-as-read (&optional number-or-numbers
2839                                           no-folder-mark
2840                                           no-modeline-update)
2841   (interactive)
2842   (wl-summary-mark-as-read-internal nil
2843                                     number-or-numbers
2844                                     no-folder-mark
2845                                     no-modeline-update))
2846
2847 (defun wl-summary-mark-as-unread (&optional number-or-numbers
2848                                             no-folder-mark
2849                                             no-modeline-update)
2850   (interactive)
2851   (wl-summary-mark-as-read-internal 'inverse
2852                                     number-or-numbers
2853                                     no-folder-mark
2854                                     no-modeline-update))
2855
2856 (defsubst wl-summary-mark-as-answered-internal (inverse
2857                                                 number-or-numbers
2858                                                 no-modeline-update)
2859   (save-excursion
2860     (let ((folder wl-summary-buffer-elmo-folder)
2861           number number-list visible)
2862       (setq number-list (cond ((numberp number-or-numbers)
2863                                (list number-or-numbers))
2864                               ((and (not (null number-or-numbers))
2865                                     (listp number-or-numbers))
2866                                number-or-numbers)
2867                               ((setq number (wl-summary-message-number))
2868                                ;; interactive
2869                                (list number))))
2870       (if (null number-list)
2871           (message "No message.")
2872         (if inverse
2873             (elmo-folder-unmark-answered folder number-list)
2874           (elmo-folder-mark-as-answered folder number-list))
2875         (dolist (number number-list)
2876           (setq visible (wl-summary-jump-to-msg number))
2877           ;; set mark on buffer
2878           (when visible
2879             (wl-summary-update-persistent-mark)))
2880         (unless no-modeline-update
2881           ;; Update unread numbers.
2882           ;; should elmo-folder-mark-as-read return unread numbers?
2883           (wl-summary-count-unread)
2884           (wl-summary-update-modeline)
2885           (wl-folder-update-unread
2886            (wl-summary-buffer-folder-name)
2887            (+ wl-summary-buffer-unread-count
2888               wl-summary-buffer-new-count)))))))
2889
2890 (defun wl-summary-mark-as-answered (&optional number-or-numbers
2891                                               no-modeline-update)
2892   (interactive)
2893   (wl-summary-mark-as-answered-internal
2894    (and (interactive-p)
2895         (member (elmo-message-mark wl-summary-buffer-elmo-folder
2896                                    (wl-summary-message-number))
2897                 (elmo-msgdb-answered-marks)))
2898    number-or-numbers
2899    no-modeline-update))
2900
2901 (defun wl-summary-mark-as-unanswered (&optional number-or-numbers
2902                                               no-modeline-update)
2903   (wl-summary-mark-as-answered-internal 'inverse
2904                                         number-or-numbers
2905                                         no-modeline-update))
2906
2907 (defun wl-summary-mark-as-important (&optional number
2908                                                mark
2909                                                no-server-update)
2910   (interactive)
2911   (if (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
2912           'internal)
2913       (error "Cannot process mark in this folder"))
2914   (save-excursion
2915     (let* ((folder wl-summary-buffer-elmo-folder)
2916            message-id visible cur-mark)
2917       (cond (number
2918              (setq visible (wl-summary-jump-to-msg number))
2919              (setq cur-mark (or mark
2920                                 (elmo-message-mark
2921                                  wl-summary-buffer-elmo-folder number)
2922                                 " ")))
2923             ((setq number (wl-summary-message-number))
2924              (setq visible t)
2925              (setq cur-mark (or mark (wl-summary-persistent-mark))))
2926             (t
2927              (error "No message")))
2928       (when (or visible
2929                 ;; already exists in msgdb.
2930                 (elmo-message-entity wl-summary-buffer-elmo-folder
2931                                      number))
2932         (setq message-id (elmo-message-field
2933                           wl-summary-buffer-elmo-folder
2934                           number
2935                           'message-id))
2936         (if (string= cur-mark elmo-msgdb-important-mark)
2937             (progn
2938               ;; server side mark
2939               (save-match-data
2940                 (elmo-folder-unmark-important folder (list number)
2941                                               no-server-update)
2942                 (unless no-server-update
2943                   (elmo-msgdb-global-mark-delete message-id))
2944                 ;; Remove cache if local folder.
2945                 (if (and (elmo-folder-local-p folder)
2946                          (not (eq 'mark
2947                                   (elmo-folder-type-internal folder))))
2948                     (elmo-file-cache-delete
2949                      (elmo-file-cache-get-path message-id)))))
2950           ;; server side mark
2951           (elmo-folder-mark-as-important folder (list number)
2952                                          no-server-update)
2953           (if (eq (elmo-file-cache-exists-p message-id) 'entire)
2954               (elmo-folder-mark-as-read folder (list number))
2955             ;; Force cache message.
2956             (elmo-message-encache folder number 'read))
2957           (unless no-server-update
2958             (elmo-msgdb-global-mark-set message-id
2959                                         elmo-msgdb-important-mark))))
2960       (when visible
2961         (wl-summary-update-persistent-mark))))
2962   number)
2963
2964 ;;; Summary line.
2965 (defvar wl-summary-line-formatter nil)
2966
2967 (defun wl-summary-view-old-p ()
2968   "Return non-nil when summary view cache has old format."
2969   (save-excursion
2970     (goto-char (point-min))
2971     (and wl-summary-buffer-number-list
2972          (not (re-search-forward "\r-?[0-9]+" (point-at-eol) t)))))
2973
2974 (defun wl-summary-line-format-changed-p ()
2975   "Return non-nil when summary line format is changed."
2976   (not (string=
2977         wl-summary-buffer-line-format
2978         (or (elmo-object-load (expand-file-name
2979                                wl-summary-line-format-file
2980                                (elmo-folder-msgdb-path
2981                                 wl-summary-buffer-elmo-folder))
2982                               wl-summary-buffer-mime-charset)
2983             wl-summary-buffer-line-format))))
2984
2985 (defun wl-summary-line-format-save ()
2986   "Save current summary line format."
2987   (elmo-object-save
2988    (expand-file-name wl-summary-line-format-file
2989                      (elmo-folder-msgdb-path
2990                       wl-summary-buffer-elmo-folder))
2991    wl-summary-buffer-line-format
2992    wl-summary-buffer-mime-charset))
2993
2994 (defun wl-summary-line-number ()
2995   (wl-set-string-width
2996    (- wl-summary-buffer-number-column)
2997    (number-to-string
2998     (elmo-msgdb-overview-entity-get-number wl-message-entity))))
2999
3000 (defun wl-summary-line-year ()
3001   (aref wl-datevec 0))
3002 (defun wl-summary-line-month ()
3003   (format "%02d" (aref wl-datevec 1)))
3004 (defun wl-summary-line-day ()
3005   (format "%02d" (aref wl-datevec 2)))
3006 (defun wl-summary-line-day-of-week ()
3007   (condition-case nil
3008       (elmo-date-get-week (aref wl-datevec 0)
3009                           (aref wl-datevec 1)
3010                           (aref wl-datevec 2))
3011     (error "??")))
3012 (defun wl-summary-line-hour ()
3013   (format "%02d" (aref wl-datevec 3)))
3014 (defun wl-summary-line-minute ()
3015   (format "%02d" (aref wl-datevec 4)))
3016
3017 (defun wl-summary-line-size ()
3018   (let ((size (elmo-msgdb-overview-entity-get-size wl-message-entity)))
3019     (if size
3020         (cond
3021          ((<= 1 (/ size 1048576))
3022           (format "%.0fM" (/ size 1048576.0)))
3023          ((<= 1 (/ size 1024))
3024           (format "%.0fK" (/ size 1024.0)))
3025          (t (format "%dB" size)))
3026       "")))
3027
3028 (defun wl-summary-line-subject ()
3029   (let (no-parent subject parent-raw-subject parent-subject)
3030     (if (string= wl-thr-indent-string "")
3031         (setq no-parent t)) ; no parent
3032     (setq subject
3033           (elmo-delete-char ?\n
3034                             (or (elmo-msgdb-overview-entity-get-subject
3035                                  wl-message-entity)
3036                                 wl-summary-no-subject-message)))
3037     (setq parent-raw-subject
3038           (elmo-msgdb-overview-entity-get-subject wl-parent-message-entity))
3039     (setq parent-subject
3040           (if parent-raw-subject
3041               (elmo-delete-char ?\n parent-raw-subject)))
3042     (if (or no-parent
3043             (null parent-subject)
3044             (not (wl-summary-subject-equal
3045                   subject parent-subject)))
3046         (funcall wl-summary-subject-function subject)
3047       "")))
3048
3049 (defun wl-summary-line-from ()
3050   (elmo-delete-char ?\n
3051                     (funcall wl-summary-from-function
3052                              (elmo-msgdb-overview-entity-get-from
3053                               wl-message-entity))))
3054
3055 (defun wl-summary-line-list-info ()
3056   (let ((list-info (wl-summary-get-list-info wl-message-entity)))
3057     (if (car list-info)
3058         (format (if (cdr list-info) "(%s %05.0f)" "(%s)")
3059                 (car list-info) (cdr list-info))
3060       "")))
3061
3062 (defun wl-summary-line-list-count ()
3063   (let ((ml-count (cdr (wl-summary-get-list-info wl-message-entity))))
3064     (if ml-count
3065         (format "%.0f" ml-count)
3066       "")))
3067
3068 (defun wl-summary-line-attached ()
3069   (let ((content-type (elmo-msgdb-overview-entity-get-extra-field
3070                        wl-message-entity "content-type"))
3071         (case-fold-search t))
3072     (if (and content-type
3073              (string-match "multipart/mixed" content-type))
3074         "@"
3075       "")))
3076
3077 (defun wl-summary-create-line (wl-message-entity
3078                                wl-parent-message-entity
3079                                wl-temp-mark
3080                                wl-persistent-mark
3081                                &optional
3082                                wl-thr-children-number
3083                                wl-thr-indent-string
3084                                wl-thr-linked)
3085   "Create a summary line."
3086   (let ((wl-mime-charset wl-summary-buffer-mime-charset)
3087         (elmo-mime-charset wl-summary-buffer-mime-charset)
3088         (elmo-lang wl-summary-buffer-weekday-name-lang)
3089         (wl-datevec (or (ignore-errors (timezone-fix-time
3090                                         (elmo-msgdb-overview-entity-get-date
3091                                          wl-message-entity)
3092                                         nil
3093                                         wl-summary-fix-timezone))
3094                         (make-vector 5 0)))
3095         (entity wl-message-entity) ; backward compatibility.
3096         line mark)
3097     (if (and wl-thr-indent-string
3098              wl-summary-indent-length-limit
3099              (< wl-summary-indent-length-limit
3100                 (string-width wl-thr-indent-string)))
3101         (setq wl-thr-indent-string (wl-set-string-width
3102                                     wl-summary-indent-length-limit
3103                                     wl-thr-indent-string)))
3104     (setq line (funcall wl-summary-buffer-line-formatter))
3105     (if wl-summary-width (setq line
3106                                (wl-set-string-width
3107                                 (- wl-summary-width 1) line nil
3108                                 'ignore-invalid)))
3109     (setq line (concat line
3110                        "\r"
3111                        (number-to-string
3112                         (elmo-msgdb-overview-entity-get-number
3113                          wl-message-entity))))
3114     (if wl-summary-highlight
3115         (wl-highlight-summary-line-string line
3116                                           wl-persistent-mark
3117                                           wl-temp-mark
3118                                           wl-thr-indent-string))
3119     line))
3120
3121 (defsubst wl-summary-proc-wday (wday-str year month mday)
3122   (save-match-data
3123     (if (string-match "\\([A-Z][a-z][a-z]\\).*" wday-str)
3124         (wl-match-string 1 wday-str)
3125       (elmo-date-get-week year month mday))))
3126
3127 (defvar wl-summary-move-spec-alist
3128   '((new . ((t . nil)
3129             (p . new)
3130             (p . unread)
3131             (p . important)))
3132     (unread . ((t . nil)
3133                (p . unread)
3134                (p . important)))))
3135
3136 (defsubst wl-summary-next-message (num direction hereto)
3137   (if wl-summary-buffer-next-message-function
3138       (funcall wl-summary-buffer-next-message-function num direction hereto)
3139     (let ((cur-spec (cdr (assq wl-summary-move-order
3140                                wl-summary-move-spec-alist)))
3141           (nums (memq num (if (eq direction 'up)
3142                               (reverse wl-summary-buffer-number-list)
3143                             wl-summary-buffer-number-list)))
3144           flagged-list nums2)
3145       (unless hereto (setq nums (cdr nums)))
3146       (setq nums2 nums)
3147       (if cur-spec
3148           (catch 'done
3149             (while cur-spec
3150               (setq nums nums2)
3151               (cond ((eq (car (car cur-spec)) 'p)
3152                      (if (setq flagged-list
3153                                (elmo-folder-list-flagged
3154                                 wl-summary-buffer-elmo-folder
3155                                 (cdr (car cur-spec))))
3156                          (while nums
3157                            (if (and (memq (car nums) flagged-list)
3158                                     (elmo-message-accessible-p
3159                                      wl-summary-buffer-elmo-folder
3160                                      (car nums)))
3161                                (throw 'done (car nums)))
3162                            (setq nums (cdr nums)))))
3163                     ((eq (car (car cur-spec)) 't)
3164                      (if wl-summary-buffer-target-mark-list
3165                          (while nums
3166                            (if (memq (car nums)
3167                                      wl-summary-buffer-target-mark-list)
3168                                (throw 'done (car nums)))
3169                            (setq nums (cdr nums))))))
3170               (setq cur-spec (cdr cur-spec))))
3171         (car nums)))))
3172
3173 (defsubst wl-summary-cursor-move (direction hereto)
3174   (when (and (eq direction 'up)
3175              (eobp))
3176     (forward-line -1)
3177     (setq hereto t))
3178   (let (num)
3179     (when (setq num (wl-summary-next-message (wl-summary-message-number)
3180                                              direction hereto))
3181       (if (numberp num)
3182           (wl-thread-jump-to-msg num))
3183       t)))
3184 ;;
3185 ;; Goto unread or important
3186 ;; returns t if next message exists in this folder.
3187 (defun wl-summary-cursor-down (&optional hereto)
3188   (interactive "P")
3189   (wl-summary-cursor-move 'down hereto))
3190
3191 (defun wl-summary-cursor-up (&optional hereto)
3192   (interactive "P")
3193   (wl-summary-cursor-move 'up hereto))
3194
3195 (defun wl-summary-save-view-cache ()
3196   (save-excursion
3197     (let* ((dir (elmo-folder-msgdb-path wl-summary-buffer-elmo-folder))
3198            (cache (expand-file-name wl-summary-cache-file dir))
3199            (view (expand-file-name wl-summary-view-file dir))
3200            (save-view wl-summary-buffer-view)
3201            (mark-list (copy-sequence wl-summary-buffer-target-mark-list))
3202            (temp-list (copy-sequence wl-summary-buffer-temp-mark-list))
3203            (tmp-buffer (get-buffer-create " *wl-summary-save-view-cache*"))
3204            (temp-column wl-summary-buffer-temp-mark-column)
3205            (charset wl-summary-buffer-mime-charset))
3206       (if (file-directory-p dir)
3207           (); ok.
3208         (if (file-exists-p dir)
3209             (error "File %s already exists" dir)
3210           (elmo-make-directory dir)))
3211       (if (eq save-view 'thread)
3212           (wl-thread-save-entity dir))
3213       (when wl-summary-check-line-format
3214         (wl-summary-line-format-save))
3215       (unwind-protect
3216           (progn
3217             (when (file-writable-p cache)
3218               (copy-to-buffer tmp-buffer (point-min) (point-max))
3219               (with-current-buffer tmp-buffer
3220                 (widen)
3221                 (make-local-variable 'wl-summary-highlight)
3222                 (setq wl-summary-highlight nil
3223                       wl-summary-buffer-target-mark-list mark-list
3224                       wl-summary-buffer-temp-mark-list temp-list
3225                       wl-summary-buffer-temp-mark-column temp-column)
3226                 (wl-summary-delete-all-temp-marks 'no-msg 'force)
3227                 (encode-coding-region
3228                  (point-min) (point-max)
3229                  (or (and wl-on-mule
3230                           ;; one in mcs-ltn1(apel<10.4) cannot take 2 arg.
3231                           (mime-charset-to-coding-system charset 'LF))
3232                      ;; Mule 2 doesn't have `*ctext*unix'.
3233                      (mime-charset-to-coding-system charset)))
3234                 (write-region-as-binary (point-min)(point-max)
3235                                         cache nil 'no-msg)))
3236             (when (file-writable-p view) ; 'thread or 'sequence
3237               (save-excursion
3238                 (set-buffer tmp-buffer)
3239                 (erase-buffer)
3240                 (prin1 save-view tmp-buffer)
3241                 (princ "\n" tmp-buffer)
3242                 (write-region (point-min) (point-max) view nil 'no-msg))))
3243         ;; kill tmp buffer.
3244         (kill-buffer tmp-buffer)))))
3245
3246 (defsubst wl-summary-get-sync-range (folder)
3247   (intern (or (and
3248                (elmo-folder-plugged-p folder)
3249                (wl-get-assoc-list-value
3250                 wl-folder-sync-range-alist
3251                 (elmo-folder-name-internal folder)))
3252               wl-default-sync-range)))
3253
3254 ;; redefined for wl-summary-sync-update
3255 (defun wl-summary-input-range (folder)
3256   "returns update or all or rescan."
3257   ;; for the case when parts are expanded in the bottom of the folder
3258   (let ((input-range-list '("no-sync"
3259                             "first:"
3260                             "last:"
3261                             "cache-status"
3262                             "mark"
3263                             "rescan"
3264                             "rescan-noscore"
3265                             "update"
3266                             "update-entirely"
3267                             "all"
3268                             "all-entirely"))
3269         (default (or (wl-get-assoc-list-value
3270                       wl-folder-sync-range-alist
3271                       folder)
3272                      wl-default-sync-range))
3273         range)
3274     (setq range
3275           (completing-read (format "Range (%s): " default)
3276                            (mapcar
3277                             (function (lambda (x) (cons x x)))
3278                             input-range-list)))
3279     (if (string= range "")
3280         default
3281       range)))
3282
3283 (defun wl-summary-toggle-disp-folder (&optional arg)
3284   (interactive)
3285   (let ((cur-buf (current-buffer))
3286         (summary-win (get-buffer-window (current-buffer)))
3287         fld-buf fld-win)
3288     (cond
3289      ((eq arg 'on)
3290       (setq wl-summary-buffer-disp-folder t)
3291       ;; hide your folder window
3292       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3293           (if (setq fld-win (get-buffer-window fld-buf))
3294               (delete-window fld-win))))
3295      ((eq arg 'off)
3296       (setq wl-summary-buffer-disp-folder nil)
3297       ;; hide your wl-message window!
3298       (when (buffer-live-p wl-message-buffer)
3299         (wl-message-select-buffer wl-message-buffer)
3300         (delete-window))
3301       (select-window (get-buffer-window cur-buf))
3302       ;; display wl-folder window!!
3303       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3304           (if (setq fld-win (get-buffer-window fld-buf))
3305               ;; folder win is already displayed.
3306               (select-window fld-win)
3307             ;; folder win is not displayed.
3308             (switch-to-buffer fld-buf))
3309         ;; no folder buf
3310         (wl-folder))
3311       ;; temporarily delete summary-win.
3312       (if summary-win
3313           (delete-window summary-win))
3314       (split-window-horizontally wl-folder-window-width)
3315       (other-window 1)
3316       (switch-to-buffer cur-buf))
3317      (t
3318       (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3319           (if (setq fld-win (get-buffer-window fld-buf))
3320               (setq wl-summary-buffer-disp-folder nil)
3321             (setq wl-summary-buffer-disp-folder t)))
3322       (if (not wl-summary-buffer-disp-folder)
3323           ;; hide message window
3324           (let ((mes-win (and wl-message-buffer
3325                               (get-buffer-window wl-message-buffer)))
3326                 (wl-stay-folder-window t))
3327             (if mes-win (delete-window mes-win))
3328             ;; hide your folder window
3329             (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3330                 (if (setq fld-win (get-buffer-window fld-buf))
3331                     (progn
3332                       (delete-window (get-buffer-window cur-buf))
3333                       (select-window fld-win)
3334                       (switch-to-buffer cur-buf))))
3335             (run-hooks 'wl-summary-toggle-disp-folder-off-hook)
3336             ;; resume message window.
3337             (when mes-win
3338               (wl-message-select-buffer wl-message-buffer)
3339               (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
3340               (select-window (get-buffer-window cur-buf))))
3341         ;; hide message window
3342         (let ((wl-stay-folder-window t)
3343               (mes-win (and wl-message-buffer
3344                             (get-buffer-window wl-message-buffer))))
3345           (if mes-win (delete-window mes-win))
3346           (select-window (get-buffer-window cur-buf))
3347           ;; display wl-folder window!!
3348           (if (setq fld-buf (get-buffer wl-folder-buffer-name))
3349               (if (setq fld-win (get-buffer-window fld-buf))
3350                   ;; folder win is already displayed.
3351                   (select-window fld-win)
3352                 ;; folder win is not displayed...occupy all.
3353                 (switch-to-buffer fld-buf))
3354             ;; no folder buf
3355             (wl-folder))
3356           (split-window-horizontally wl-folder-window-width)
3357           (other-window 1)
3358           (switch-to-buffer cur-buf)
3359           ;; resume message window.
3360           (run-hooks 'wl-summary-toggle-disp-folder-on-hook)
3361           (when mes-win
3362             (wl-message-select-buffer wl-message-buffer)
3363             (run-hooks 'wl-summary-toggle-disp-folder-message-resumed-hook)
3364             (select-window (get-buffer-window cur-buf))))))))
3365   (run-hooks 'wl-summary-toggle-disp-folder-hook))
3366
3367 (defun wl-summary-toggle-disp-msg (&optional arg)
3368   (interactive)
3369   (let ((cur-buf (current-buffer))
3370         fld-buf fld-win
3371         summary-win)
3372     (cond
3373      ((eq arg 'on)
3374       (setq wl-summary-buffer-disp-msg t)
3375       (save-excursion
3376         ;; hide your folder window
3377         (if (and (not wl-stay-folder-window)
3378                  (setq fld-buf (get-buffer wl-folder-buffer-name)))
3379             (if (setq fld-win (get-buffer-window fld-buf))
3380                 (unless (one-window-p fld-win)
3381                   (delete-window fld-win))))))
3382      ((eq arg 'off)
3383       (wl-delete-all-overlays)
3384       (setq wl-summary-buffer-disp-msg nil)
3385       (save-excursion
3386         (when (buffer-live-p wl-message-buffer)
3387           (wl-message-select-buffer wl-message-buffer)
3388           (delete-window)
3389           (and (get-buffer-window cur-buf)
3390                (select-window (get-buffer-window cur-buf))))
3391         (run-hooks 'wl-summary-toggle-disp-off-hook)))
3392      (t
3393       (if (and wl-message-buffer
3394                (get-buffer-window wl-message-buffer)) ; already displayed
3395           (setq wl-summary-buffer-disp-msg nil)
3396         (setq wl-summary-buffer-disp-msg t))
3397       (if wl-summary-buffer-disp-msg
3398           (progn
3399             (wl-summary-redisplay)
3400 ;;; hide your folder window
3401 ;;;         (setq fld-buf (get-buffer wl-folder-buffer-name))
3402 ;;;         (if (setq fld-win (get-buffer-window fld-buf))
3403 ;;;             (delete-window fld-win)))
3404             (run-hooks 'wl-summary-toggle-disp-on-hook))
3405         (wl-delete-all-overlays)
3406         (save-excursion
3407           (wl-message-select-buffer wl-message-buffer)
3408           (delete-window)
3409           (select-window (get-buffer-window cur-buf))
3410           (setq wl-message-buffer nil)
3411           (run-hooks 'wl-summary-toggle-disp-off-hook))
3412 ;;;     (switch-to-buffer cur-buf)
3413         )))
3414     (when wl-summary-lazy-highlight
3415       (wl-highlight-summary-window))))
3416
3417 (defun wl-summary-next-line-content ()
3418   "Show next line of the message."
3419   (interactive)
3420   (let ((cur-buf (current-buffer)))
3421     (wl-summary-toggle-disp-msg 'on)
3422     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3423       (set-buffer cur-buf)
3424       (wl-message-next-page 1))))
3425
3426 (defun wl-summary-prev-line-content ()
3427   (interactive)
3428   (let ((cur-buf (current-buffer)))
3429     (wl-summary-toggle-disp-msg 'on)
3430     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3431       (set-buffer cur-buf)
3432       (wl-message-prev-page 1))))
3433
3434 (defun wl-summary-next-page ()
3435   (interactive)
3436   (let ((cur-buf (current-buffer)))
3437     (wl-summary-toggle-disp-msg 'on)
3438     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3439       (set-buffer cur-buf)
3440       (wl-message-next-page))))
3441
3442 (defun wl-summary-prev-page ()
3443   (interactive)
3444   (let ((cur-buf (current-buffer)))
3445     (wl-summary-toggle-disp-msg 'on)
3446     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3447       (set-buffer cur-buf)
3448       (wl-message-prev-page))))
3449
3450 (defsubst wl-summary-no-mime-p (folder)
3451   (wl-string-match-member (elmo-folder-name-internal folder)
3452                           wl-summary-no-mime-folder-list))
3453
3454 (defun wl-summary-set-message-buffer-or-redisplay (&rest args)
3455   "Set message buffer.
3456 If message is not displayed yet, display it.
3457 Return t if message exists."
3458   (let ((folder wl-summary-buffer-elmo-folder)
3459         (number (wl-summary-message-number))
3460         cur-folder cur-number message-last-pos)
3461     (when (buffer-live-p wl-message-buffer)
3462       (save-window-excursion
3463         (wl-message-select-buffer wl-message-buffer)
3464         (setq cur-folder wl-message-buffer-cur-folder)
3465         (setq cur-number wl-message-buffer-cur-number)))
3466     (if (and (string= (elmo-folder-name-internal folder) (or cur-folder ""))
3467              (eq number (or cur-number 0)))
3468         (progn
3469           (set-buffer wl-message-buffer)
3470           t)
3471       (if (wl-summary-no-mime-p folder)
3472           (wl-summary-redisplay-no-mime-internal folder number)
3473         (wl-summary-redisplay-internal folder number))
3474       (when (buffer-live-p wl-message-buffer)
3475         (set-buffer wl-message-buffer))
3476       nil)))
3477
3478 (defun wl-summary-target-mark-forward (&optional arg)
3479   (interactive "P")
3480   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
3481         (summary-buf (current-buffer))
3482         (wl-draft-forward t)
3483         start-point
3484         draft-buf)
3485     (wl-summary-jump-to-msg (car mlist))
3486     (wl-summary-forward t)
3487     (setq start-point (point))
3488     (setq draft-buf (current-buffer))
3489     (setq mlist (cdr mlist))
3490     (save-window-excursion
3491       (when mlist
3492         (while mlist
3493           (set-buffer summary-buf)
3494           (wl-summary-jump-to-msg (car mlist))
3495           (wl-summary-redisplay)
3496           (set-buffer draft-buf)
3497           (goto-char (point-max))
3498           (wl-draft-insert-message)
3499           (setq mlist (cdr mlist)))
3500         (wl-draft-body-goto-top)
3501         (wl-draft-enclose-digest-region (point) (point-max)))
3502       (goto-char start-point)
3503       (save-excursion
3504         (set-buffer summary-buf)
3505         (wl-summary-delete-all-temp-marks)))
3506     (run-hooks 'wl-mail-setup-hook)))
3507
3508 (defun wl-summary-target-mark-reply-with-citation (&optional arg)
3509   (interactive "P")
3510   (let ((mlist (nreverse wl-summary-buffer-target-mark-list))
3511         (summary-buf (current-buffer))
3512         change-major-mode-hook
3513         start-point
3514         draft-buf)
3515     (wl-summary-jump-to-msg (car mlist))
3516     (when (wl-summary-reply arg t)
3517       (goto-char (point-max))
3518       (setq start-point (point-marker))
3519       (setq draft-buf (current-buffer))
3520       (save-window-excursion
3521         (while mlist
3522           (set-buffer summary-buf)
3523           (delete-other-windows)
3524           (wl-summary-jump-to-msg (car mlist))
3525           (wl-summary-redisplay)
3526           (set-buffer draft-buf)
3527           (goto-char (point-max))
3528           (wl-draft-yank-original)
3529           (setq mlist (cdr mlist)))
3530         (goto-char start-point)
3531         (save-excursion
3532           (set-buffer summary-buf)
3533           (wl-summary-delete-all-temp-marks)))
3534       (wl-draft-reply-position wl-draft-reply-default-position)
3535       (run-hooks 'wl-mail-setup-hook))))
3536
3537 (defun wl-summary-reply-with-citation (&optional arg)
3538   (interactive "P")
3539   (when (wl-summary-reply arg t)
3540     (goto-char (point-max))
3541     (wl-draft-yank-original)
3542     (wl-draft-reply-position wl-draft-reply-default-position)
3543     (run-hooks 'wl-mail-setup-hook)))
3544
3545 (defun wl-summary-jump-to-msg-by-message-id (&optional id)
3546   (interactive)
3547   (let* ((original (wl-summary-message-number))
3548          (msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
3549          (entity (elmo-message-entity wl-summary-buffer-elmo-folder msgid))
3550          msg otherfld schar
3551          (errmsg (format "No message with id \"%s\" in the folder." msgid)))
3552     (if (setq msg (elmo-message-entity-number entity))
3553         (progn
3554           (wl-thread-jump-to-msg msg)
3555           t)
3556       ;; for XEmacs!
3557       (if (and elmo-use-database
3558                (setq errmsg
3559                      (format
3560                       "No message with id \"%s\" in the database." msgid))
3561                (setq otherfld (elmo-database-msgid-get msgid)))
3562           (if (cdr (wl-summary-jump-to-msg-internal
3563                     (car otherfld) (nth 1 otherfld) 'no-sync))
3564               t ; succeed.
3565             ;; Back to original.
3566             (wl-summary-jump-to-msg-internal
3567              (wl-summary-buffer-folder-name) original 'no-sync))
3568         (cond ((eq wl-summary-search-via-nntp 'confirm)
3569                (require 'elmo-nntp)
3570                (message "Search message in nntp server \"%s\" <y/n/s(elect)>? "
3571                         elmo-nntp-default-server)
3572                (setq schar (let ((cursor-in-echo-area t)) (read-char)))
3573                (cond ((eq schar ?y)
3574                       (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
3575                      ((eq schar ?s)
3576                       (wl-summary-jump-to-msg-by-message-id-via-nntp
3577                        msgid
3578                        (read-from-minibuffer "NNTP Server: ")))
3579                      (t
3580                       (message "%s" errmsg)
3581                       nil)))
3582               ((or (eq wl-summary-search-via-nntp 'force)
3583                    (and
3584                     (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
3585                         'nntp)
3586                     wl-summary-search-via-nntp))
3587                (wl-summary-jump-to-msg-by-message-id-via-nntp msgid))
3588               (t
3589                (message "%s" errmsg)
3590                nil))))))
3591
3592 (defun wl-summary-jump-to-msg-by-message-id-via-nntp (&optional id server-spec)
3593   (interactive)
3594   (let* ((msgid (elmo-string (or id (read-from-minibuffer "Message-ID: "))))
3595          newsgroups folder ret
3596          user server port type spec)
3597     (if server-spec
3598         (if (string-match "^-" server-spec)
3599             (setq spec (wl-folder-get-elmo-folder server-spec)
3600                   user (elmo-net-folder-user-internal spec)
3601                   server (elmo-net-folder-server-internal spec)
3602                   port (elmo-net-folder-port-internal spec)
3603                   type (elmo-net-folder-stream-type-internal spec))
3604           (setq server server-spec)))
3605     (when (setq ret (elmo-nntp-get-newsgroup-by-msgid
3606                      msgid
3607                      (or server elmo-nntp-default-server)
3608                      (or user elmo-nntp-default-user)
3609                      (or port elmo-nntp-default-port)
3610                      (or type elmo-nntp-default-stream-type)))
3611       (setq newsgroups (elmo-nntp-parse-newsgroups ret))
3612       (setq folder (concat "-" (car newsgroups)
3613                            (elmo-nntp-folder-postfix user server port type)))
3614       (catch 'found
3615         (while newsgroups
3616           (if (wl-folder-entity-exists-p (car newsgroups)
3617                                          wl-folder-newsgroups-hashtb)
3618               (throw 'found
3619                      (setq folder (concat "-" (car newsgroups)
3620                                           (elmo-nntp-folder-postfix
3621                                            user server port type)))))
3622           (setq newsgroups (cdr newsgroups)))))
3623     (if ret
3624         (wl-summary-jump-to-msg-internal folder nil 'update msgid)
3625       (message "No message id \"%s\" in nntp server \"%s\"."
3626                msgid (or server elmo-nntp-default-server))
3627       nil)))
3628
3629 (defun wl-summary-jump-to-msg-internal (folder msg scan-type &optional msgid)
3630   (let (wl-auto-select-first entity)
3631     (if (or (string= folder (wl-summary-buffer-folder-name))
3632             (y-or-n-p
3633              (format
3634               "Message was found in the folder \"%s\". Jump to it? "
3635               folder)))
3636         (progn
3637           (unwind-protect
3638               (wl-summary-goto-folder-subr
3639                folder scan-type nil nil t)
3640             (if msgid
3641                 (setq msg
3642                       (elmo-message-entity-number
3643                        (elmo-message-entity
3644                         wl-summary-buffer-elmo-folder
3645                         msgid))))
3646             (setq entity (wl-folder-search-entity-by-name folder
3647                                                           wl-folder-entity
3648                                                           'folder))
3649             (if entity
3650                 (wl-folder-set-current-entity-id
3651                  (wl-folder-get-entity-id entity))))
3652           (if (null msg)
3653               (message "Message was not found currently in this folder.")
3654             (setq msg (and (wl-thread-jump-to-msg msg) msg)))
3655           (cons folder msg)))))
3656
3657 (defun wl-summary-jump-to-parent-message (arg)
3658   (interactive "P")
3659   (let ((cur-buf (current-buffer))
3660         (disp-msg wl-summary-buffer-disp-msg)
3661         (number (wl-summary-message-number))
3662         (regexp "\\(<[^<>]*>\\)[ \t]*$")
3663         (i -1) ;; xxx
3664         msg-id msg-num ref-list ref irt)
3665     (if (null number)
3666         (message "No message.")
3667       (when (eq wl-summary-buffer-view 'thread)
3668         (cond ((and arg (not (numberp arg)))
3669                (setq msg-num
3670                      (wl-thread-entity-get-number
3671                       (wl-thread-entity-get-top-entity
3672                        (wl-thread-get-entity number)))))
3673               ((and arg (numberp arg))
3674                (setq i 0)
3675                (setq msg-num number)
3676                (while (< i arg)
3677                  (setq msg-num
3678                        (wl-thread-entity-get-number
3679                         (wl-thread-entity-get-parent-entity
3680                          (wl-thread-get-entity msg-num))))
3681                  (setq i (1+ i))))
3682               (t (setq msg-num
3683                        (wl-thread-entity-get-number
3684                         (wl-thread-entity-get-parent-entity
3685                          (wl-thread-get-entity number)))))))
3686       (when (null msg-num)
3687         (wl-summary-set-message-buffer-or-redisplay)
3688         (set-buffer (wl-message-get-original-buffer))
3689         (message "Searching parent message...")
3690         (setq ref (std11-field-body "References")
3691               irt (std11-field-body "In-Reply-To"))
3692         (cond
3693          ((and arg (not (numberp arg)) ref (not (string= ref ""))
3694                (string-match regexp ref))
3695           ;; The first message of the thread.
3696           (setq msg-id (wl-match-string 1 ref)))
3697          ;; "In-Reply-To:" has only one msg-id.
3698          ((and (null arg) irt (not (string= irt ""))
3699                (string-match regexp irt))
3700           (setq msg-id (wl-match-string 1 irt)))
3701          ((and (or (null arg) (numberp arg)) ref (not (string= ref ""))
3702                (string-match regexp ref))
3703           ;; "^" searching parent, "C-u 2 ^" looking for grandparent.
3704           (while (string-match regexp ref)
3705             (setq ref-list
3706                   (append (list
3707                            (wl-match-string 1 ref))
3708                           ref-list))
3709             (setq ref (substring ref (match-end 0)))
3710             (setq i (1+ i)))
3711           (setq msg-id
3712                 (if (null arg) (nth 0 ref-list) ;; previous
3713                   (if (<= arg i) (nth (1- arg) ref-list)
3714                     (nth i ref-list))))))
3715         (set-buffer cur-buf)
3716         (or disp-msg (wl-summary-toggle-disp-msg 'off)))
3717       (cond ((and (null msg-id) (null msg-num))
3718              (message "No parent message!")
3719              nil)
3720             ((and msg-id (wl-summary-jump-to-msg-by-message-id msg-id))
3721              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
3722              (message "Searching parent message...done")
3723              t)
3724             ((and msg-num (wl-summary-jump-to-msg msg-num))
3725              (if wl-summary-buffer-disp-msg (wl-summary-redisplay))
3726              (message "Searching parent message...done")
3727              t)
3728             (t ; failed.
3729              (message "Parent message was not found.")
3730              nil)))))
3731
3732 (defun wl-summary-reply (&optional arg without-setup-hook)
3733   "Reply to current message. Default is \"wide\" reply.
3734 Reply to author if invoked with ARG."
3735   (interactive "P")
3736   (let ((folder wl-summary-buffer-elmo-folder)
3737         (number (wl-summary-message-number))
3738         (summary-buf (current-buffer))
3739         (winconf (current-window-configuration))
3740         mes-buf)
3741     (when number
3742       (save-excursion
3743         (wl-summary-redisplay-internal folder number))
3744       (setq mes-buf wl-message-buffer)
3745       (wl-message-select-buffer wl-message-buffer)
3746       (set-buffer mes-buf)
3747       (goto-char (point-min))
3748       (condition-case err
3749           (when (setq mes-buf (wl-message-get-original-buffer))
3750             (wl-draft-reply mes-buf arg summary-buf number)
3751             (wl-draft-reply-position wl-draft-reply-default-position)
3752             (unless without-setup-hook
3753               (run-hooks 'wl-mail-setup-hook)))
3754         (error (set-window-configuration winconf)
3755                (signal (car err)(cdr err))))
3756       (with-current-buffer summary-buf
3757         (elmo-folder-mark-as-answered folder (list number))
3758         (wl-summary-update-persistent-mark))
3759       t)))
3760
3761 (defun wl-summary-write ()
3762   "Write a new draft from Summary."
3763   (interactive)
3764   (wl-draft (list (cons 'To ""))
3765             nil nil nil nil (wl-summary-buffer-folder-name))
3766   (run-hooks 'wl-mail-setup-hook)
3767   (mail-position-on-field "To"))
3768
3769 (defvar wl-summary-write-current-folder-functions
3770   '(wl-folder-get-newsgroups
3771     wl-folder-guess-mailing-list-by-refile-rule
3772     wl-folder-guess-mailing-list-by-folder-name)
3773   "Newsgroups or Mailing List address guess functions list.
3774 Call from `wl-summary-write-current-folder'.
3775 When guess function return nil, challenge next guess-function.")
3776
3777 (defun wl-summary-write-current-folder (&optional folder)
3778   "Write message to current FOLDER's newsgroup or mailing-list.
3779 Use function list is `wl-summary-write-current-folder-functions'."
3780   (interactive)
3781   ;; default FOLDER is current buffer folder
3782   (setq folder (or folder (wl-summary-buffer-folder-name)))
3783   (let ((func-list wl-summary-write-current-folder-functions)
3784         guess-list guess-func)
3785     (while func-list
3786       (setq guess-list (funcall (car func-list) folder))
3787       (if (null guess-list)
3788           (setq func-list (cdr func-list))
3789         (setq guess-func (car func-list))
3790         (setq func-list nil)))
3791     (if (null guess-func)
3792         (wl-summary-write)
3793       (unless (or (stringp (nth 0 guess-list))
3794                   (stringp (nth 1 guess-list))
3795                   (stringp (nth 2 guess-list)))
3796         (error "Invalid value return guess function `%s'"
3797                (symbol-name guess-func)))
3798       (wl-draft (list (cons 'To (nth 0 guess-list))
3799                       (cons 'Cc (nth 1 guess-list))
3800                       (cons 'Newsgroups (nth 2 guess-list)))
3801                 nil nil nil nil folder)
3802       (run-hooks 'wl-mail-setup-hook)
3803       (mail-position-on-field "Subject"))))
3804
3805 (defun wl-summary-forward (&optional without-setup-hook)
3806   ""
3807   (interactive)
3808   (let ((folder wl-summary-buffer-elmo-folder)
3809         (number (wl-summary-message-number))
3810         (summary-buf (current-buffer))
3811         (wl-draft-forward t)
3812         mes-buf
3813         entity subject num)
3814     (if (null number)
3815         (message "No message.")
3816       (if (and (elmo-message-use-cache-p folder number)
3817                (eq (elmo-file-cache-status
3818                     (elmo-file-cache-get
3819                      (elmo-message-field folder number 'message-id)))
3820                    'section))
3821           ;; Reload.
3822           (wl-summary-redisplay-internal nil nil 'force-reload)
3823         (wl-summary-redisplay-internal folder number))
3824       (setq mes-buf wl-message-buffer)
3825       (wl-message-select-buffer mes-buf)
3826       ;; get original subject.
3827       (if summary-buf
3828           (save-excursion
3829             (set-buffer summary-buf)
3830             (setq subject
3831                   (or (elmo-message-field folder number 'subject) ""))))
3832       (set-buffer mes-buf)
3833       (wl-draft-forward subject summary-buf)
3834       (unless without-setup-hook
3835         (run-hooks 'wl-mail-setup-hook)))))
3836
3837 (defun wl-summary-click (e)
3838   (interactive "e")
3839   (mouse-set-point e)
3840   (wl-summary-read))
3841
3842 (defun wl-summary-read ()
3843   "Proceed reading message in the summary buffer."
3844   (interactive)
3845   (let ((cur-buf (current-buffer)))
3846     (wl-summary-toggle-disp-msg 'on)
3847     (when (wl-summary-set-message-buffer-or-redisplay 'ignore-original)
3848       (set-buffer cur-buf)
3849       (if (wl-message-next-page)
3850           (wl-summary-down t)))))
3851
3852 (defsubst wl-summary-cursor-move-surface (downward interactive)
3853   (if wl-summary-move-direction-toggle
3854       (setq wl-summary-move-direction-downward downward))
3855   (let ((start (point))
3856         (skip-tmark-regexp (wl-regexp-opt wl-summary-skip-mark-list))
3857         (skip t)
3858         (column (current-column))
3859         skip-pmark-regexp goto-next next-entity finfo)
3860     (if (elmo-folder-plugged-p wl-summary-buffer-elmo-folder)
3861         ()
3862       (setq skip-pmark-regexp
3863             (wl-regexp-opt (list " "
3864                                  elmo-msgdb-unread-cached-mark
3865                                  elmo-msgdb-important-mark))))
3866     (beginning-of-line)
3867     (while (and skip
3868                 (not (if downward (eobp) (bobp))))
3869       (if downward
3870           (forward-line 1)
3871         (forward-line -1))
3872       (setq skip (or (string-match skip-tmark-regexp
3873                                    (save-excursion
3874                                      (wl-summary-temp-mark)))
3875                      (and skip-pmark-regexp
3876                           (not (string-match
3877                                 skip-pmark-regexp
3878                                 (save-excursion
3879                                   (wl-summary-persistent-mark))))))))
3880     (if (if downward (eobp) (and (bobp) skip)) (setq goto-next t))
3881     (if (or (eobp) (and (bobp) skip))
3882         (goto-char start))
3883     (move-to-column column)
3884
3885     (if (not goto-next)
3886         (if wl-summary-buffer-disp-msg
3887             (wl-summary-redisplay))
3888       (if interactive
3889           (cond
3890            ((and (not downward) wl-summary-buffer-prev-folder-function)
3891             (funcall wl-summary-buffer-prev-folder-function))
3892            ((and downward wl-summary-buffer-next-folder-function)
3893             (funcall wl-summary-buffer-next-folder-function))
3894            (t
3895             (when wl-auto-select-next
3896               (setq next-entity
3897                     (if downward
3898                         (wl-summary-get-next-folder)
3899                       (wl-summary-get-prev-folder)))
3900               (if next-entity
3901                   (setq finfo (wl-folder-get-entity-info next-entity))))
3902             (wl-ask-folder
3903              '(lambda () (wl-summary-next-folder-or-exit next-entity))
3904              (format
3905               "No more messages. Type SPC to go to %s."
3906               (wl-summary-entity-info-msg next-entity finfo)))))))))
3907
3908 (defun wl-summary-prev (&optional interactive)
3909   (interactive)
3910   (wl-summary-cursor-move-surface nil (or interactive (interactive-p))))
3911
3912 (defun wl-summary-next (&optional interactive)
3913   (interactive)
3914   (wl-summary-cursor-move-surface t (or interactive (interactive-p))))
3915
3916 (defun wl-summary-up (&optional interactive skip-no-unread)
3917   ""
3918   (interactive)
3919   (if wl-summary-move-direction-toggle
3920       (setq wl-summary-move-direction-downward nil))
3921   (if (wl-summary-cursor-up)
3922       (if wl-summary-buffer-disp-msg
3923           (wl-summary-redisplay))
3924     (if (or interactive
3925             (interactive-p))
3926         (if wl-summary-buffer-prev-folder-function
3927             (funcall wl-summary-buffer-prev-folder-function)
3928           (let (next-entity finfo)
3929             (when wl-auto-select-next
3930               (progn
3931                 (setq next-entity (wl-summary-get-prev-unread-folder))
3932                 (if next-entity
3933                     (setq finfo (wl-folder-get-entity-info next-entity)))))
3934             (if (and skip-no-unread
3935                      (eq wl-auto-select-next 'skip-no-unread))
3936                 (wl-summary-next-folder-or-exit next-entity t)
3937               (wl-ask-folder
3938                '(lambda () (wl-summary-next-folder-or-exit next-entity t))
3939                (format
3940                 "No more unread messages. Type SPC to go to %s."
3941                 (wl-summary-entity-info-msg next-entity finfo)))))))))
3942
3943 (defun wl-summary-get-prev-folder ()
3944   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3945         last-entity cur-id)
3946     (when folder-buf
3947       (setq cur-id (save-excursion (set-buffer folder-buf)
3948                                    wl-folder-buffer-cur-entity-id))
3949       (wl-folder-get-prev-folder cur-id))))
3950
3951 (defun wl-summary-get-next-folder ()
3952   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3953         cur-id)
3954     (when folder-buf
3955       (setq cur-id (save-excursion (set-buffer folder-buf)
3956                                    wl-folder-buffer-cur-entity-id))
3957       (wl-folder-get-next-folder cur-id))))
3958
3959 (defun wl-summary-get-next-unread-folder ()
3960   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3961         cur-id)
3962     (when folder-buf
3963       (setq cur-id (save-excursion (set-buffer folder-buf)
3964                                    wl-folder-buffer-cur-entity-id))
3965       (wl-folder-get-next-folder cur-id 'unread))))
3966
3967 (defun wl-summary-get-prev-unread-folder ()
3968   (let ((folder-buf (get-buffer wl-folder-buffer-name))
3969         cur-id)
3970     (when folder-buf
3971       (setq cur-id (save-excursion (set-buffer folder-buf)
3972                                    wl-folder-buffer-cur-entity-id))
3973       (wl-folder-get-prev-folder cur-id 'unread))))
3974
3975 (defun wl-summary-down (&optional interactive skip-no-unread)
3976   (interactive)
3977   (if wl-summary-move-direction-toggle
3978       (setq wl-summary-move-direction-downward t))
3979   (if (wl-summary-cursor-down)
3980       (if wl-summary-buffer-disp-msg
3981           (wl-summary-redisplay))
3982     (if (or interactive
3983             (interactive-p))
3984         (if wl-summary-buffer-next-folder-function
3985             (funcall wl-summary-buffer-next-folder-function)
3986           (let (next-entity finfo)
3987             (when wl-auto-select-next
3988               (setq next-entity (wl-summary-get-next-unread-folder)))
3989             (if next-entity
3990                 (setq finfo (wl-folder-get-entity-info next-entity)))
3991             (if (and skip-no-unread
3992                      (eq wl-auto-select-next 'skip-no-unread))
3993                 (wl-summary-next-folder-or-exit next-entity)
3994               (wl-ask-folder
3995                '(lambda () (wl-summary-next-folder-or-exit next-entity))
3996                (format
3997                 "No more unread messages. Type SPC to go to %s."
3998                 (wl-summary-entity-info-msg next-entity finfo)))))))))
3999
4000 (defun wl-summary-goto-last-displayed-msg ()
4001   (interactive)
4002   (unless wl-summary-buffer-last-displayed-msg
4003     (setq wl-summary-buffer-last-displayed-msg
4004           wl-summary-buffer-current-msg))
4005   (if wl-summary-buffer-last-displayed-msg
4006       (progn
4007         (wl-summary-jump-to-msg wl-summary-buffer-last-displayed-msg)
4008         (if wl-summary-buffer-disp-msg
4009             (wl-summary-redisplay)))
4010     (message "No last message.")))
4011
4012 (defun wl-summary-redisplay (&optional arg)
4013   (interactive "P")
4014   (if (and (not arg)
4015            (wl-summary-no-mime-p wl-summary-buffer-elmo-folder))
4016       (wl-summary-redisplay-no-mime)
4017     (wl-summary-redisplay-internal nil nil arg)))
4018
4019 (defsubst wl-summary-redisplay-internal (&optional folder number force-reload)
4020   (interactive)
4021   (let* ((folder (or folder wl-summary-buffer-elmo-folder))
4022          (num (or number (wl-summary-message-number)))
4023          (wl-mime-charset      wl-summary-buffer-mime-charset)
4024          (default-mime-charset wl-summary-buffer-mime-charset)
4025          no-folder-mark fld-buf fld-win thr-entity)
4026     (if (and wl-thread-open-reading-thread
4027              (eq wl-summary-buffer-view 'thread)
4028              (not (wl-thread-entity-get-opened
4029                    (setq thr-entity (wl-thread-get-entity
4030                                      num))))
4031              (wl-thread-entity-get-children thr-entity))
4032         (wl-thread-force-open))
4033     (if num
4034         (progn
4035           (setq wl-summary-buffer-disp-msg t)
4036           (setq wl-summary-buffer-last-displayed-msg
4037                 wl-summary-buffer-current-msg)
4038           ;; hide folder window
4039           (if (and (not wl-stay-folder-window)
4040                    (setq fld-buf (get-buffer wl-folder-buffer-name)))
4041               (if (setq fld-win (get-buffer-window fld-buf))
4042                   (delete-window fld-win)))
4043           (setq wl-current-summary-buffer (current-buffer))
4044           (setq no-folder-mark
4045                 ;; If cache is used, change folder-mark.
4046                 (if (wl-message-redisplay folder num
4047                                           'mime
4048                                           (or
4049                                            force-reload
4050                                            (string= (elmo-folder-name-internal
4051                                                      folder)
4052                                                     wl-draft-folder)))
4053                     nil
4054                   ;; plugged, then leave folder-mark.
4055                   (if (and (not (elmo-folder-local-p
4056                                  wl-summary-buffer-elmo-folder))
4057                            (elmo-folder-plugged-p
4058                             wl-summary-buffer-elmo-folder))
4059                       'leave)))
4060           (when (elmo-message-use-cache-p folder num)
4061             (elmo-message-set-cached folder num t))
4062           (ignore-errors
4063             (if (member (elmo-message-mark wl-summary-buffer-elmo-folder
4064                                            num)
4065                         (elmo-msgdb-unread-marks))
4066                 (wl-summary-mark-as-read num no-folder-mark)
4067               (wl-summary-update-persistent-mark)))
4068           (setq wl-summary-buffer-current-msg num)
4069           (when wl-summary-recenter
4070             (recenter (/ (- (window-height) 2) 2))
4071             (if (not wl-summary-indent-length-limit)
4072                 (wl-horizontal-recenter)))
4073           (wl-highlight-summary-displaying)
4074           (wl-message-buffer-prefetch-next folder num
4075                                            wl-message-buffer-prefetch-depth
4076                                            (current-buffer)
4077                                            wl-summary-buffer-mime-charset)
4078           (run-hooks 'wl-summary-redisplay-hook))
4079       (message "No message to display."))))
4080
4081 (defun wl-summary-redisplay-no-mime (&optional ask-coding)
4082   "Display message without MIME decoding.
4083 If ASK-CODING is non-nil, coding-system for the message is asked."
4084   (interactive "P")
4085   (let ((elmo-mime-display-as-is-coding-system
4086          (if ask-coding
4087              (or (read-coding-system "Coding system: ")
4088                  elmo-mime-display-as-is-coding-system)
4089            elmo-mime-display-as-is-coding-system)))
4090     (wl-summary-redisplay-no-mime-internal)))
4091
4092 (defun wl-summary-redisplay-no-mime-internal (&optional folder number)
4093   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
4094          (num (or number (wl-summary-message-number)))
4095          wl-break-pages)
4096     (if num
4097         (progn
4098           (setq wl-summary-buffer-disp-msg t)
4099           (setq wl-summary-buffer-last-displayed-msg
4100                 wl-summary-buffer-current-msg)
4101           (setq wl-current-summary-buffer (current-buffer))
4102           (wl-message-redisplay fld num 'as-is
4103                                 (string= (elmo-folder-name-internal fld)
4104                                          wl-draft-folder))
4105           (ignore-errors
4106             (if (member (elmo-message-mark fld num)
4107                         (elmo-msgdb-unread-marks))
4108                 (wl-summary-mark-as-read num); no-folder-mark)
4109               (wl-summary-update-persistent-mark)))
4110           (setq wl-summary-buffer-current-msg num)
4111           (when wl-summary-recenter
4112             (recenter (/ (- (window-height) 2) 2))
4113             (if (not wl-summary-indent-length-limit)
4114                 (wl-horizontal-recenter)))
4115           (wl-highlight-summary-displaying)
4116           (run-hooks 'wl-summary-redisplay-hook))
4117       (message "No message to display.")
4118       (wl-ask-folder 'wl-summary-exit
4119                      "No more messages. Type SPC to go to folder mode."))))
4120
4121 (defun wl-summary-redisplay-all-header (&optional folder number)
4122   (interactive)
4123   (let* ((fld (or folder wl-summary-buffer-elmo-folder))
4124          (num (or number (wl-summary-message-number)))
4125          (wl-mime-charset      wl-summary-buffer-mime-charset)
4126          (default-mime-charset wl-summary-buffer-mime-charset))
4127     (if num
4128         (progn
4129           (setq wl-summary-buffer-disp-msg t)
4130           (setq wl-summary-buffer-last-displayed-msg
4131                 wl-summary-buffer-current-msg)
4132           (setq wl-current-summary-buffer (current-buffer))
4133           (if (wl-message-redisplay fld num 'all-header
4134                                     (string= (elmo-folder-name-internal fld)
4135                                              wl-draft-folder))
4136               (wl-summary-mark-as-read num))
4137           (setq wl-summary-buffer-current-msg num)
4138           (when wl-summary-recenter
4139             (recenter (/ (- (window-height) 2) 2))
4140             (if (not wl-summary-indent-length-limit)
4141                 (wl-horizontal-recenter)))
4142           (wl-highlight-summary-displaying)
4143           (run-hooks 'wl-summary-redisplay-hook))
4144       (message "No message to display."))))
4145
4146 (defun wl-summary-jump-to-current-message ()
4147   "Jump into Message buffer."
4148   (interactive)
4149   (let (message-buf message-win)
4150     (if (setq message-buf wl-message-buffer)
4151         (if (setq message-win (get-buffer-window message-buf))
4152             (select-window message-win)
4153           (wl-message-select-buffer wl-message-buffer))
4154       (wl-summary-redisplay)
4155       (wl-message-select-buffer wl-message-buffer))))
4156
4157 (defun wl-summary-cancel-message ()
4158   "Cancel an article on news."
4159   (interactive)
4160   (if (null (wl-summary-message-number))
4161       (message "No message.")
4162     (let ((summary-buf (current-buffer))
4163           message-buf)
4164       (wl-summary-set-message-buffer-or-redisplay)
4165       (if (setq message-buf (wl-message-get-original-buffer))
4166           (set-buffer message-buf))
4167       (unless (wl-message-news-p)
4168         (set-buffer summary-buf)
4169         (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4170                      'nntp)
4171                  (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
4172             (progn
4173               (wl-summary-redisplay t)
4174               (wl-summary-supersedes-message))
4175           (error "This is not a news article; supersedes is impossible")))
4176       (when (yes-or-no-p "Do you really want to cancel this article? ")
4177         (let (from newsgroups message-id distribution buf)
4178           (save-excursion
4179             (setq from (std11-field-body "from")
4180                   newsgroups (std11-field-body "newsgroups")
4181                   message-id (std11-field-body "message-id")
4182                   distribution (std11-field-body "distribution"))
4183             ;; Make sure that this article was written by the user.
4184             (unless (wl-address-user-mail-address-p
4185                      (wl-address-header-extract-address
4186                       (car (wl-parse-addresses from))))
4187               (error "This article is not yours"))
4188             ;; Make control message.
4189             (setq buf (set-buffer (get-buffer-create " *message cancel*")))
4190             (setq wl-draft-buffer-cur-summary-buffer summary-buf)
4191             (buffer-disable-undo (current-buffer))
4192             (erase-buffer)
4193             (insert "Newsgroups: " newsgroups "\n"
4194                     "From: " (wl-address-header-extract-address
4195                               wl-from) "\n"
4196                               "Subject: cmsg cancel " message-id "\n"
4197                               "Control: cancel " message-id "\n"
4198                               (if distribution
4199                                   (concat "Distribution: " distribution "\n")
4200                                 "")
4201                               mail-header-separator "\n"
4202                               wl-summary-cancel-message)
4203             (message "Canceling your message...")
4204             (wl-draft-raw-send t t) ; kill when done, force-pre-hooks.
4205             (message "Canceling your message...done")))))))
4206
4207 (defun wl-summary-supersedes-message ()
4208   "Supersede current message."
4209   (interactive)
4210   (wl-summary-toggle-disp-msg 'off)
4211   (let ((summary-buf (current-buffer))
4212         message-buf from)
4213     (wl-summary-set-message-buffer-or-redisplay)
4214     (if (setq message-buf (wl-message-get-original-buffer))
4215         (set-buffer message-buf))
4216     (unless (wl-message-news-p)
4217       (set-buffer summary-buf)
4218       (if (and (eq (elmo-folder-type-internal wl-summary-buffer-elmo-folder)
4219                    'nntp)
4220                (y-or-n-p "Cannot get Newsgroups. Fetch again? "))
4221           (progn
4222             (wl-summary-redisplay t)
4223             (wl-summary-supersedes-message))
4224         (error "This is not a news article; supersedes is impossible")))
4225     (save-excursion
4226       (setq from (std11-field-body "from"))
4227       ;; Make sure that this article was written by the user.
4228       (unless (wl-address-user-mail-address-p
4229                (wl-address-header-extract-address
4230                 (car (wl-parse-addresses from))))
4231         (error "This article is not yours"))
4232       (let* ((message-id (std11-field-body "message-id"))
4233              (followup-to (std11-field-body "followup-to"))
4234              (mail-default-headers
4235               (concat mail-default-headers
4236                       "Supersedes: " message-id "\n"
4237                       (and followup-to
4238                            (concat "Followup-To: " followup-to "\n")))))
4239         (if message-buf (set-buffer message-buf))
4240         (wl-draft-edit-string (buffer-substring (point-min) (point-max)))))))
4241
4242 (defun wl-summary-save (&optional arg wl-save-dir)
4243   "Save current message to disk."
4244   (interactive)
4245   (let ((filename)
4246         (num (wl-summary-message-number)))
4247     (if (null wl-save-dir)
4248         (setq wl-save-dir wl-temporary-file-directory))
4249     (if num
4250         (save-excursion
4251           (setq filename (expand-file-name
4252                           (int-to-string num)
4253                           wl-save-dir))
4254           (if (null (and arg
4255                          (null (file-exists-p filename))))
4256               (setq filename
4257                     (read-file-name "Save to file: " filename)))
4258
4259           (wl-summary-set-message-buffer-or-redisplay)
4260           (set-buffer (wl-message-get-original-buffer))
4261           (if (and (null arg) (file-exists-p filename))
4262               (if (y-or-n-p "File already exists.  override it? ")
4263                   (write-region (point-min) (point-max) filename))
4264             (write-region (point-min) (point-max) filename)))
4265       (message "No message to save."))
4266     num))
4267
4268 (defun wl-summary-save-region (beg end)
4269   (interactive "r")
4270   (save-excursion
4271     (save-restriction
4272       (narrow-to-region beg end)
4273       (goto-char (point-min))
4274       (let ((wl-save-dir
4275              (wl-read-directory-name "Save to directory: "
4276                                      wl-temporary-file-directory)))
4277         (if (null (file-exists-p wl-save-dir))
4278             (make-directory wl-save-dir))
4279         (if (eq wl-summary-buffer-view 'thread)
4280             (progn
4281               (while (not (eobp))
4282                 (let* ((number (wl-summary-message-number))
4283                        (entity (wl-thread-get-entity number)))
4284                   (if (wl-thread-entity-get-opened entity)
4285                       (wl-summary-save t wl-save-dir)
4286                     ;; closed
4287                     (wl-summary-save t wl-save-dir))
4288                   (forward-line 1))))
4289           (while (not (eobp))
4290             (wl-summary-save t wl-save-dir)
4291             (forward-line 1)))))))
4292
4293 ;; mew-summary-pipe-message()
4294 (defun wl-summary-pipe-message (prefix command)
4295   "Send this message via pipe."
4296   (interactive (list current-prefix-arg nil))
4297   (if (null (wl-summary-message-number))
4298       (message "No message.")
4299     (setq command (read-string "Shell command on message: "
4300                                wl-summary-shell-command-last))
4301     (if (y-or-n-p "Send this message to pipe? ")
4302         (wl-summary-pipe-message-subr prefix command))))
4303
4304 (defun wl-summary-target-mark-pipe (prefix command)
4305   "Send each marked messages via pipe."
4306   (interactive (list current-prefix-arg nil))
4307   (if (null wl-summary-buffer-target-mark-list)
4308       (message "No marked message.")
4309     (setq command (read-string "Shell command on each marked message: "
4310                                wl-summary-shell-command-last))
4311     (when (y-or-n-p "Send each marked message to pipe? ")
4312       (while (car wl-summary-buffer-target-mark-list)
4313         (let ((num (car wl-summary-buffer-target-mark-list)))
4314           (wl-thread-jump-to-msg num)
4315           (wl-summary-pipe-message-subr prefix command)
4316           (wl-summary-unmark))))))
4317
4318 (defun wl-summary-pipe-message-subr (prefix command)
4319   (save-excursion
4320     (wl-summary-set-message-buffer-or-redisplay)
4321     (set-buffer (wl-message-get-original-buffer))
4322     (if (string= command "")
4323         (setq command wl-summary-shell-command-last))
4324     (goto-char (point-min)) ; perhaps this line won't be necessary
4325     (if prefix
4326         (search-forward "\n\n"))
4327     (shell-command-on-region (point) (point-max) command nil)
4328     (setq wl-summary-shell-command-last command)))
4329
4330 (defun wl-summary-print-message (&optional arg)
4331   (interactive "P")
4332   (if (null (wl-summary-message-number))
4333       (message "No message.")
4334     (save-excursion
4335       (wl-summary-set-message-buffer-or-redisplay)
4336       (if (or (not (interactive-p))
4337               (y-or-n-p "Print ok? "))
4338           (progn
4339             (let ((buffer (generate-new-buffer " *print*")))
4340               (copy-to-buffer buffer (point-min) (point-max))
4341               (set-buffer buffer)
4342               (funcall wl-print-buffer-function)
4343               (kill-buffer buffer)))
4344         (message "")))))
4345
4346 (defun wl-summary-print-message-with-ps-print (&optional filename)
4347   "Print message via ps-print."
4348   (interactive)
4349   (if (null (wl-summary-message-number))
4350       (message "No message.")
4351     (setq filename (ps-print-preprint current-prefix-arg))
4352     (if (or (not (interactive-p))
4353             (y-or-n-p "Print ok? "))
4354         (let ((summary-buffer (current-buffer))
4355               wl-break-pages)
4356           (save-excursion
4357             (wl-summary-set-message-buffer-or-redisplay)
4358             ;; (wl-summary-redisplay-internal)
4359             (let* ((buffer (generate-new-buffer " *print*"))
4360                    (entity (progn
4361                              (set-buffer summary-buffer)
4362                              (elmo-message-entity
4363                               wl-summary-buffer-elmo-folder
4364                               (wl-summary-message-number))))
4365                    (wl-ps-subject
4366                     (and entity
4367                          (or (elmo-msgdb-overview-entity-get-subject entity)
4368                              "")))
4369                    (wl-ps-from
4370                     (and entity
4371                          (or (elmo-msgdb-overview-entity-get-from entity) "")))
4372                    (wl-ps-date
4373                     (and entity
4374                          (or (elmo-msgdb-overview-entity-get-date entity) ""))))
4375               (run-hooks 'wl-ps-preprint-hook)
4376               (set-buffer wl-message-buffer)
4377               (copy-to-buffer buffer (point-min) (point-max))
4378               (set-buffer buffer)
4379               (unwind-protect
4380                   (let ((ps-left-header
4381                          (list (concat "(" wl-ps-subject ")")
4382                                (concat "(" wl-ps-from ")")))
4383                         (ps-right-header
4384                          (list "/pagenumberstring load"
4385                                (concat "(" wl-ps-date ")"))))
4386                     (run-hooks 'wl-ps-print-hook)
4387                     (funcall wl-ps-print-buffer-function filename))
4388                 (kill-buffer buffer)))))
4389       (message ""))))
4390
4391 (if (featurep 'ps-print) ; ps-print is available.
4392     (fset 'wl-summary-print-message 'wl-summary-print-message-with-ps-print))
4393
4394 (defun wl-summary-target-mark-print ()
4395   (interactive)
4396   (if (null wl-summary-buffer-target-mark-list)
4397       (message "No marked message.")
4398     (when (y-or-n-p "Print all marked messages. OK? ")
4399       (while (car wl-summary-buffer-target-mark-list)
4400         (let ((num (car wl-summary-buffer-target-mark-list)))
4401           (wl-thread-jump-to-msg num)
4402           (wl-summary-print-message)
4403           (wl-summary-unmark))))))
4404
4405 (defun wl-summary-folder-info-update ()
4406   (wl-folder-set-folder-updated
4407    (elmo-string (wl-summary-buffer-folder-name))
4408    (list 0
4409          (+ wl-summary-buffer-unread-count
4410             wl-summary-buffer-new-count)
4411          (elmo-folder-length
4412           wl-summary-buffer-elmo-folder))))
4413
4414 (defun wl-summary-get-original-buffer ()
4415   "Get original buffer for the current summary."
4416   (save-excursion
4417     (wl-summary-set-message-buffer-or-redisplay)
4418     (wl-message-get-original-buffer)))
4419
4420 (defun wl-summary-pack-number (&optional arg)
4421   (interactive "P")
4422   (elmo-folder-pack-numbers wl-summary-buffer-elmo-folder)
4423   (let (wl-use-scoring)
4424     (wl-summary-rescan)))
4425
4426 (defun wl-summary-target-mark-uudecode ()
4427   (interactive)
4428   (let ((mlist (reverse wl-summary-buffer-target-mark-list))
4429         (summary-buf (current-buffer))
4430         (tmp-buf (get-buffer-create "*WL UUENCODE*"))
4431         orig-buf i k filename rc errmsg)
4432     (setq i 1)
4433     (setq k (length mlist))
4434     (set-buffer tmp-buf)
4435     (erase-buffer)
4436     (save-window-excursion
4437       (while mlist
4438         (set-buffer summary-buf)
4439         (wl-summary-jump-to-msg (car mlist))
4440         (wl-summary-redisplay)
4441         (set-buffer (setq orig-buf (wl-summary-get-original-buffer)))
4442         (goto-char (point-min))
4443         (cond ((= i 1) ; first
4444                (if (setq filename (wl-message-uu-substring
4445                                    orig-buf tmp-buf t
4446                                    (= i k)))
4447                    nil
4448                  (error "Can't find begin line")))
4449               ((< i k)
4450                (wl-message-uu-substring orig-buf tmp-buf))
4451               (t ; last
4452                (wl-message-uu-substring orig-buf tmp-buf nil t)))
4453         (setq i (1+ i))
4454         (setq mlist (cdr mlist)))
4455       (set-buffer tmp-buf)
4456       (message "Exec %s..." wl-prog-uudecode)
4457       (unwind-protect
4458           (let ((decode-dir wl-temporary-file-directory))
4459             (if (not wl-prog-uudecode-no-stdout-option)
4460                 (setq filename (read-file-name "Save to file: "
4461                                                (expand-file-name
4462                                                 (elmo-safe-filename filename)
4463                                                 wl-temporary-file-directory)))
4464               (setq decode-dir
4465                     (wl-read-directory-name "Save to directory: "
4466                                             wl-temporary-file-directory))
4467               (setq filename (expand-file-name filename decode-dir)))
4468             (if (file-exists-p filename)
4469                 (or (yes-or-no-p (format "File %s exists. Save anyway? "
4470                                          filename))
4471                     (error "")))
4472             (elmo-bind-directory
4473              decode-dir
4474              (setq rc
4475                    (as-binary-process
4476                     (apply 'call-process-region (point-min) (point-max)
4477                            wl-prog-uudecode t (current-buffer) nil
4478                            wl-prog-uudecode-arg))))
4479             (when (not (= 0 rc))
4480               (setq errmsg (buffer-substring (point-min)(point-max)))
4481               (error "Uudecode error: %s" errmsg))
4482             (if (not wl-prog-uudecode-no-stdout-option)
4483                 (let (file-name-handler-alist) ;; void jka-compr
4484                   (as-binary-output-file
4485                    (write-region (point-min) (point-max)
4486                                  filename nil 'no-msg))))
4487             (save-excursion
4488               (set-buffer summary-buf)
4489               (wl-summary-delete-all-temp-marks))
4490             (if (file-exists-p filename)
4491                 (message "Saved as %s" filename)))
4492         (kill-buffer tmp-buf)))))
4493
4494 ;; Someday
4495 ;; (defun wl-summary-drop-unsync ()
4496 ;;   "Drop all unsync messages."
4497 ;;   (interactive)
4498 ;;   (if (elmo-folder-pipe-p (wl-summary-buffer-folder-name))
4499 ;;       (error "You cannot drop unsync messages in this folder"))
4500 ;;   (if (or (not (interactive-p))
4501 ;;        (y-or-n-p "Drop all unsync messages? "))
4502 ;;       (let* ((folder-list (elmo-folder-get-primitive-folder-list
4503 ;;                         (wl-summary-buffer-folder-name)))
4504 ;;           (is-multi (elmo-multi-p (wl-summary-buffer-folder-name)))
4505 ;;           (sum 0)
4506 ;;           (multi-num 0)
4507 ;;           pair)
4508 ;;      (message "Dropping...")
4509 ;;      (while folder-list
4510 ;;        (setq pair (elmo-folder-message-numbers (car folder-list)))
4511 ;;        (when is-multi ;; dirty hack...
4512 ;;          (incf multi-num)
4513 ;;          (setcar pair (+ (* multi-num elmo-multi-divide-number)
4514 ;;                          (car pair))))
4515 ;;        (elmo-msgdb-set-number-alist
4516 ;;         (wl-summary-buffer-msgdb)
4517 ;;         (nconc
4518 ;;          (elmo-msgdb-get-number-alist (wl-summary-buffer-msgdb))
4519 ;;          (list (cons (car pair) nil))))
4520 ;;        (setq sum (+ sum (cdr pair)))
4521 ;;        (setq folder-list (cdr folder-list)))
4522 ;;      (wl-summary-set-message-modified)
4523 ;;      (wl-folder-set-folder-updated (wl-summary-buffer-folder-name)
4524 ;;                                    (list 0
4525 ;;                                          (+ wl-summary-buffer-unread-count
4526 ;;                                             wl-summary-buffer-new-count)
4527 ;;                                          sum))
4528 ;;      (message "Dropping...done"))))
4529
4530 (defun wl-summary-default-get-next-msg (msg)
4531   (or (wl-summary-next-message msg
4532                                (if wl-summary-move-direction-downward 'down
4533                                  'up)
4534                                nil)
4535       (cadr (memq msg (if wl-summary-move-direction-downward
4536                           wl-summary-buffer-number-list
4537                         (reverse wl-summary-buffer-number-list))))))
4538
4539 (defun wl-summary-save-current-message ()
4540   "Save current message for `wl-summary-yank-saved-message'."
4541   (interactive)
4542   (let ((number (wl-summary-message-number)))
4543     (setq wl-summary-buffer-saved-message number)
4544     (and number (message "No: %s is saved." number))))
4545
4546 (defun wl-summary-yank-saved-message ()
4547   "Set current message as a parent of the saved message."
4548   (interactive)
4549   (if wl-summary-buffer-saved-message
4550       (let ((number (wl-summary-message-number)))
4551         (if (eq wl-summary-buffer-saved-message number)
4552             (message "Cannot set itself as a parent.")
4553           (save-excursion
4554             (wl-thread-jump-to-msg wl-summary-buffer-saved-message)
4555             (wl-thread-set-parent number)
4556             (wl-summary-set-thread-modified))
4557           (setq  wl-summary-buffer-saved-message nil)))
4558     (message "There's no saved message.")))
4559
4560 (require 'product)
4561 (product-provide (provide 'wl-summary) (require 'wl-version))
4562
4563 ;;; wl-summary.el ends here